Bug Summary

File:lib/Target/NVPTX/NVPTXISelLowering.cpp
Location:line 1625, column 13
Description:Called C++ object pointer is null

Annotated Source Code

1//
2// The LLVM Compiler Infrastructure
3//
4// This file is distributed under the University of Illinois Open Source
5// License. See LICENSE.TXT for details.
6//
7//===----------------------------------------------------------------------===//
8//
9// This file defines the interfaces that NVPTX uses to lower LLVM code into a
10// selection DAG.
11//
12//===----------------------------------------------------------------------===//
13
14#include "NVPTXISelLowering.h"
15#include "NVPTX.h"
16#include "NVPTXTargetMachine.h"
17#include "NVPTXTargetObjectFile.h"
18#include "NVPTXUtilities.h"
19#include "llvm/CodeGen/Analysis.h"
20#include "llvm/CodeGen/MachineFrameInfo.h"
21#include "llvm/CodeGen/MachineFunction.h"
22#include "llvm/CodeGen/MachineInstrBuilder.h"
23#include "llvm/CodeGen/MachineRegisterInfo.h"
24#include "llvm/CodeGen/TargetLoweringObjectFileImpl.h"
25#include "llvm/IR/CallSite.h"
26#include "llvm/IR/DerivedTypes.h"
27#include "llvm/IR/Function.h"
28#include "llvm/IR/GlobalValue.h"
29#include "llvm/IR/IntrinsicInst.h"
30#include "llvm/IR/Intrinsics.h"
31#include "llvm/IR/Module.h"
32#include "llvm/MC/MCSectionELF.h"
33#include "llvm/Support/CommandLine.h"
34#include "llvm/Support/Debug.h"
35#include "llvm/Support/ErrorHandling.h"
36#include "llvm/Support/MathExtras.h"
37#include "llvm/Support/raw_ostream.h"
38#include <sstream>
39
40#undef DEBUG_TYPE"nvptx-lower"
41#define DEBUG_TYPE"nvptx-lower" "nvptx-lower"
42
43using namespace llvm;
44
45static unsigned int uniqueCallSite = 0;
46
47static cl::opt<bool> sched4reg(
48 "nvptx-sched4reg",
49 cl::desc("NVPTX Specific: schedule for register pressue"), cl::init(false));
50
51static cl::opt<unsigned>
52FMAContractLevelOpt("nvptx-fma-level", cl::ZeroOrMore, cl::Hidden,
53 cl::desc("NVPTX Specific: FMA contraction (0: don't do it"
54 " 1: do it 2: do it aggressively"),
55 cl::init(2));
56
57static bool IsPTXVectorType(MVT VT) {
58 switch (VT.SimpleTy) {
59 default:
60 return false;
61 case MVT::v2i1:
62 case MVT::v4i1:
63 case MVT::v2i8:
64 case MVT::v4i8:
65 case MVT::v2i16:
66 case MVT::v4i16:
67 case MVT::v2i32:
68 case MVT::v4i32:
69 case MVT::v2i64:
70 case MVT::v2f32:
71 case MVT::v4f32:
72 case MVT::v2f64:
73 return true;
74 }
75}
76
77/// ComputePTXValueVTs - For the given Type \p Ty, returns the set of primitive
78/// EVTs that compose it. Unlike ComputeValueVTs, this will break apart vectors
79/// into their primitive components.
80/// NOTE: This is a band-aid for code that expects ComputeValueVTs to return the
81/// same number of types as the Ins/Outs arrays in LowerFormalArguments,
82/// LowerCall, and LowerReturn.
83static void ComputePTXValueVTs(const TargetLowering &TLI, const DataLayout &DL,
84 Type *Ty, SmallVectorImpl<EVT> &ValueVTs,
85 SmallVectorImpl<uint64_t> *Offsets = nullptr,
86 uint64_t StartingOffset = 0) {
87 SmallVector<EVT, 16> TempVTs;
88 SmallVector<uint64_t, 16> TempOffsets;
89
90 ComputeValueVTs(TLI, DL, Ty, TempVTs, &TempOffsets, StartingOffset);
91 for (unsigned i = 0, e = TempVTs.size(); i != e; ++i) {
92 EVT VT = TempVTs[i];
93 uint64_t Off = TempOffsets[i];
94 if (VT.isVector())
95 for (unsigned j = 0, je = VT.getVectorNumElements(); j != je; ++j) {
96 ValueVTs.push_back(VT.getVectorElementType());
97 if (Offsets)
98 Offsets->push_back(Off+j*VT.getVectorElementType().getStoreSize());
99 }
100 else {
101 ValueVTs.push_back(VT);
102 if (Offsets)
103 Offsets->push_back(Off);
104 }
105 }
106}
107
108// NVPTXTargetLowering Constructor.
109NVPTXTargetLowering::NVPTXTargetLowering(const NVPTXTargetMachine &TM,
110 const NVPTXSubtarget &STI)
111 : TargetLowering(TM), nvTM(&TM), STI(STI) {
112
113 // always lower memset, memcpy, and memmove intrinsics to load/store
114 // instructions, rather
115 // then generating calls to memset, mempcy or memmove.
116 MaxStoresPerMemset = (unsigned) 0xFFFFFFFF;
117 MaxStoresPerMemcpy = (unsigned) 0xFFFFFFFF;
118 MaxStoresPerMemmove = (unsigned) 0xFFFFFFFF;
119
120 setBooleanContents(ZeroOrNegativeOneBooleanContent);
121 setBooleanVectorContents(ZeroOrNegativeOneBooleanContent);
122
123 // Jump is Expensive. Don't create extra control flow for 'and', 'or'
124 // condition branches.
125 setJumpIsExpensive(true);
126
127 // Wide divides are _very_ slow. Try to reduce the width of the divide if
128 // possible.
129 addBypassSlowDiv(64, 32);
130
131 // By default, use the Source scheduling
132 if (sched4reg)
133 setSchedulingPreference(Sched::RegPressure);
134 else
135 setSchedulingPreference(Sched::Source);
136
137 addRegisterClass(MVT::i1, &NVPTX::Int1RegsRegClass);
138 addRegisterClass(MVT::i16, &NVPTX::Int16RegsRegClass);
139 addRegisterClass(MVT::i32, &NVPTX::Int32RegsRegClass);
140 addRegisterClass(MVT::i64, &NVPTX::Int64RegsRegClass);
141 addRegisterClass(MVT::f32, &NVPTX::Float32RegsRegClass);
142 addRegisterClass(MVT::f64, &NVPTX::Float64RegsRegClass);
143
144 // Operations not directly supported by NVPTX.
145 setOperationAction(ISD::SELECT_CC, MVT::f32, Expand);
146 setOperationAction(ISD::SELECT_CC, MVT::f64, Expand);
147 setOperationAction(ISD::SELECT_CC, MVT::i1, Expand);
148 setOperationAction(ISD::SELECT_CC, MVT::i8, Expand);
149 setOperationAction(ISD::SELECT_CC, MVT::i16, Expand);
150 setOperationAction(ISD::SELECT_CC, MVT::i32, Expand);
151 setOperationAction(ISD::SELECT_CC, MVT::i64, Expand);
152 setOperationAction(ISD::BR_CC, MVT::f32, Expand);
153 setOperationAction(ISD::BR_CC, MVT::f64, Expand);
154 setOperationAction(ISD::BR_CC, MVT::i1, Expand);
155 setOperationAction(ISD::BR_CC, MVT::i8, Expand);
156 setOperationAction(ISD::BR_CC, MVT::i16, Expand);
157 setOperationAction(ISD::BR_CC, MVT::i32, Expand);
158 setOperationAction(ISD::BR_CC, MVT::i64, Expand);
159 // Some SIGN_EXTEND_INREG can be done using cvt instruction.
160 // For others we will expand to a SHL/SRA pair.
161 setOperationAction(ISD::SIGN_EXTEND_INREG, MVT::i64, Legal);
162 setOperationAction(ISD::SIGN_EXTEND_INREG, MVT::i32, Legal);
163 setOperationAction(ISD::SIGN_EXTEND_INREG, MVT::i16, Legal);
164 setOperationAction(ISD::SIGN_EXTEND_INREG, MVT::i8 , Legal);
165 setOperationAction(ISD::SIGN_EXTEND_INREG, MVT::i1, Expand);
166
167 setOperationAction(ISD::SHL_PARTS, MVT::i32 , Custom);
168 setOperationAction(ISD::SRA_PARTS, MVT::i32 , Custom);
169 setOperationAction(ISD::SRL_PARTS, MVT::i32 , Custom);
170 setOperationAction(ISD::SHL_PARTS, MVT::i64 , Custom);
171 setOperationAction(ISD::SRA_PARTS, MVT::i64 , Custom);
172 setOperationAction(ISD::SRL_PARTS, MVT::i64 , Custom);
173
174 if (STI.hasROT64()) {
175 setOperationAction(ISD::ROTL, MVT::i64, Legal);
176 setOperationAction(ISD::ROTR, MVT::i64, Legal);
177 } else {
178 setOperationAction(ISD::ROTL, MVT::i64, Expand);
179 setOperationAction(ISD::ROTR, MVT::i64, Expand);
180 }
181 if (STI.hasROT32()) {
182 setOperationAction(ISD::ROTL, MVT::i32, Legal);
183 setOperationAction(ISD::ROTR, MVT::i32, Legal);
184 } else {
185 setOperationAction(ISD::ROTL, MVT::i32, Expand);
186 setOperationAction(ISD::ROTR, MVT::i32, Expand);
187 }
188
189 setOperationAction(ISD::ROTL, MVT::i16, Expand);
190 setOperationAction(ISD::ROTR, MVT::i16, Expand);
191 setOperationAction(ISD::ROTL, MVT::i8, Expand);
192 setOperationAction(ISD::ROTR, MVT::i8, Expand);
193 setOperationAction(ISD::BSWAP, MVT::i16, Expand);
194 setOperationAction(ISD::BSWAP, MVT::i32, Expand);
195 setOperationAction(ISD::BSWAP, MVT::i64, Expand);
196
197 // Indirect branch is not supported.
198 // This also disables Jump Table creation.
199 setOperationAction(ISD::BR_JT, MVT::Other, Expand);
200 setOperationAction(ISD::BRIND, MVT::Other, Expand);
201
202 setOperationAction(ISD::GlobalAddress, MVT::i32, Custom);
203 setOperationAction(ISD::GlobalAddress, MVT::i64, Custom);
204
205 // We want to legalize constant related memmove and memcopy
206 // intrinsics.
207 setOperationAction(ISD::INTRINSIC_W_CHAIN, MVT::Other, Custom);
208
209 // Turn FP extload into load/fextend
210 setLoadExtAction(ISD::EXTLOAD, MVT::f32, MVT::f16, Expand);
211 setLoadExtAction(ISD::EXTLOAD, MVT::f64, MVT::f16, Expand);
212 setLoadExtAction(ISD::EXTLOAD, MVT::f64, MVT::f32, Expand);
213 setLoadExtAction(ISD::EXTLOAD, MVT::v2f32, MVT::v2f16, Expand);
214 setLoadExtAction(ISD::EXTLOAD, MVT::v2f64, MVT::v2f16, Expand);
215 setLoadExtAction(ISD::EXTLOAD, MVT::v2f64, MVT::v2f32, Expand);
216 setLoadExtAction(ISD::EXTLOAD, MVT::v4f32, MVT::v4f16, Expand);
217 setLoadExtAction(ISD::EXTLOAD, MVT::v4f64, MVT::v4f16, Expand);
218 setLoadExtAction(ISD::EXTLOAD, MVT::v4f64, MVT::v4f32, Expand);
219 // Turn FP truncstore into trunc + store.
220 // FIXME: vector types should also be expanded
221 setTruncStoreAction(MVT::f32, MVT::f16, Expand);
222 setTruncStoreAction(MVT::f64, MVT::f16, Expand);
223 setTruncStoreAction(MVT::f64, MVT::f32, Expand);
224
225 // PTX does not support load / store predicate registers
226 setOperationAction(ISD::LOAD, MVT::i1, Custom);
227 setOperationAction(ISD::STORE, MVT::i1, Custom);
228
229 for (MVT VT : MVT::integer_valuetypes()) {
230 setLoadExtAction(ISD::SEXTLOAD, VT, MVT::i1, Promote);
231 setLoadExtAction(ISD::ZEXTLOAD, VT, MVT::i1, Promote);
232 setTruncStoreAction(VT, MVT::i1, Expand);
233 }
234
235 // This is legal in NVPTX
236 setOperationAction(ISD::ConstantFP, MVT::f64, Legal);
237 setOperationAction(ISD::ConstantFP, MVT::f32, Legal);
238
239 // TRAP can be lowered to PTX trap
240 setOperationAction(ISD::TRAP, MVT::Other, Legal);
241
242 setOperationAction(ISD::ADDC, MVT::i64, Expand);
243 setOperationAction(ISD::ADDE, MVT::i64, Expand);
244
245 // Register custom handling for vector loads/stores
246 for (MVT VT : MVT::vector_valuetypes()) {
247 if (IsPTXVectorType(VT)) {
248 setOperationAction(ISD::LOAD, VT, Custom);
249 setOperationAction(ISD::STORE, VT, Custom);
250 setOperationAction(ISD::INTRINSIC_W_CHAIN, VT, Custom);
251 }
252 }
253
254 // Custom handling for i8 intrinsics
255 setOperationAction(ISD::INTRINSIC_W_CHAIN, MVT::i8, Custom);
256
257 setOperationAction(ISD::CTLZ, MVT::i16, Legal);
258 setOperationAction(ISD::CTLZ, MVT::i32, Legal);
259 setOperationAction(ISD::CTLZ, MVT::i64, Legal);
260 setOperationAction(ISD::CTTZ, MVT::i16, Expand);
261 setOperationAction(ISD::CTTZ, MVT::i32, Expand);
262 setOperationAction(ISD::CTTZ, MVT::i64, Expand);
263 setOperationAction(ISD::CTPOP, MVT::i16, Legal);
264 setOperationAction(ISD::CTPOP, MVT::i32, Legal);
265 setOperationAction(ISD::CTPOP, MVT::i64, Legal);
266
267 // PTX does not directly support SELP of i1, so promote to i32 first
268 setOperationAction(ISD::SELECT, MVT::i1, Custom);
269
270 // PTX cannot multiply two i64s in a single instruction.
271 setOperationAction(ISD::SMUL_LOHI, MVT::i64, Expand);
272 setOperationAction(ISD::UMUL_LOHI, MVT::i64, Expand);
273
274 // We have some custom DAG combine patterns for these nodes
275 setTargetDAGCombine(ISD::ADD);
276 setTargetDAGCombine(ISD::AND);
277 setTargetDAGCombine(ISD::FADD);
278 setTargetDAGCombine(ISD::MUL);
279 setTargetDAGCombine(ISD::SHL);
280 setTargetDAGCombine(ISD::SELECT);
281
282 // Now deduce the information based on the above mentioned
283 // actions
284 computeRegisterProperties(STI.getRegisterInfo());
285}
286
287const char *NVPTXTargetLowering::getTargetNodeName(unsigned Opcode) const {
288 switch ((NVPTXISD::NodeType)Opcode) {
289 case NVPTXISD::FIRST_NUMBER:
290 break;
291 case NVPTXISD::CALL:
292 return "NVPTXISD::CALL";
293 case NVPTXISD::RET_FLAG:
294 return "NVPTXISD::RET_FLAG";
295 case NVPTXISD::LOAD_PARAM:
296 return "NVPTXISD::LOAD_PARAM";
297 case NVPTXISD::Wrapper:
298 return "NVPTXISD::Wrapper";
299 case NVPTXISD::DeclareParam:
300 return "NVPTXISD::DeclareParam";
301 case NVPTXISD::DeclareScalarParam:
302 return "NVPTXISD::DeclareScalarParam";
303 case NVPTXISD::DeclareRet:
304 return "NVPTXISD::DeclareRet";
305 case NVPTXISD::DeclareScalarRet:
306 return "NVPTXISD::DeclareScalarRet";
307 case NVPTXISD::DeclareRetParam:
308 return "NVPTXISD::DeclareRetParam";
309 case NVPTXISD::PrintCall:
310 return "NVPTXISD::PrintCall";
311 case NVPTXISD::PrintConvergentCall:
312 return "NVPTXISD::PrintConvergentCall";
313 case NVPTXISD::PrintCallUni:
314 return "NVPTXISD::PrintCallUni";
315 case NVPTXISD::PrintConvergentCallUni:
316 return "NVPTXISD::PrintConvergentCallUni";
317 case NVPTXISD::LoadParam:
318 return "NVPTXISD::LoadParam";
319 case NVPTXISD::LoadParamV2:
320 return "NVPTXISD::LoadParamV2";
321 case NVPTXISD::LoadParamV4:
322 return "NVPTXISD::LoadParamV4";
323 case NVPTXISD::StoreParam:
324 return "NVPTXISD::StoreParam";
325 case NVPTXISD::StoreParamV2:
326 return "NVPTXISD::StoreParamV2";
327 case NVPTXISD::StoreParamV4:
328 return "NVPTXISD::StoreParamV4";
329 case NVPTXISD::StoreParamS32:
330 return "NVPTXISD::StoreParamS32";
331 case NVPTXISD::StoreParamU32:
332 return "NVPTXISD::StoreParamU32";
333 case NVPTXISD::CallArgBegin:
334 return "NVPTXISD::CallArgBegin";
335 case NVPTXISD::CallArg:
336 return "NVPTXISD::CallArg";
337 case NVPTXISD::LastCallArg:
338 return "NVPTXISD::LastCallArg";
339 case NVPTXISD::CallArgEnd:
340 return "NVPTXISD::CallArgEnd";
341 case NVPTXISD::CallVoid:
342 return "NVPTXISD::CallVoid";
343 case NVPTXISD::CallVal:
344 return "NVPTXISD::CallVal";
345 case NVPTXISD::CallSymbol:
346 return "NVPTXISD::CallSymbol";
347 case NVPTXISD::Prototype:
348 return "NVPTXISD::Prototype";
349 case NVPTXISD::MoveParam:
350 return "NVPTXISD::MoveParam";
351 case NVPTXISD::StoreRetval:
352 return "NVPTXISD::StoreRetval";
353 case NVPTXISD::StoreRetvalV2:
354 return "NVPTXISD::StoreRetvalV2";
355 case NVPTXISD::StoreRetvalV4:
356 return "NVPTXISD::StoreRetvalV4";
357 case NVPTXISD::PseudoUseParam:
358 return "NVPTXISD::PseudoUseParam";
359 case NVPTXISD::RETURN:
360 return "NVPTXISD::RETURN";
361 case NVPTXISD::CallSeqBegin:
362 return "NVPTXISD::CallSeqBegin";
363 case NVPTXISD::CallSeqEnd:
364 return "NVPTXISD::CallSeqEnd";
365 case NVPTXISD::CallPrototype:
366 return "NVPTXISD::CallPrototype";
367 case NVPTXISD::LoadV2:
368 return "NVPTXISD::LoadV2";
369 case NVPTXISD::LoadV4:
370 return "NVPTXISD::LoadV4";
371 case NVPTXISD::LDGV2:
372 return "NVPTXISD::LDGV2";
373 case NVPTXISD::LDGV4:
374 return "NVPTXISD::LDGV4";
375 case NVPTXISD::LDUV2:
376 return "NVPTXISD::LDUV2";
377 case NVPTXISD::LDUV4:
378 return "NVPTXISD::LDUV4";
379 case NVPTXISD::StoreV2:
380 return "NVPTXISD::StoreV2";
381 case NVPTXISD::StoreV4:
382 return "NVPTXISD::StoreV4";
383 case NVPTXISD::FUN_SHFL_CLAMP:
384 return "NVPTXISD::FUN_SHFL_CLAMP";
385 case NVPTXISD::FUN_SHFR_CLAMP:
386 return "NVPTXISD::FUN_SHFR_CLAMP";
387 case NVPTXISD::IMAD:
388 return "NVPTXISD::IMAD";
389 case NVPTXISD::Dummy:
390 return "NVPTXISD::Dummy";
391 case NVPTXISD::MUL_WIDE_SIGNED:
392 return "NVPTXISD::MUL_WIDE_SIGNED";
393 case NVPTXISD::MUL_WIDE_UNSIGNED:
394 return "NVPTXISD::MUL_WIDE_UNSIGNED";
395 case NVPTXISD::Tex1DFloatS32: return "NVPTXISD::Tex1DFloatS32";
396 case NVPTXISD::Tex1DFloatFloat: return "NVPTXISD::Tex1DFloatFloat";
397 case NVPTXISD::Tex1DFloatFloatLevel:
398 return "NVPTXISD::Tex1DFloatFloatLevel";
399 case NVPTXISD::Tex1DFloatFloatGrad:
400 return "NVPTXISD::Tex1DFloatFloatGrad";
401 case NVPTXISD::Tex1DS32S32: return "NVPTXISD::Tex1DS32S32";
402 case NVPTXISD::Tex1DS32Float: return "NVPTXISD::Tex1DS32Float";
403 case NVPTXISD::Tex1DS32FloatLevel:
404 return "NVPTXISD::Tex1DS32FloatLevel";
405 case NVPTXISD::Tex1DS32FloatGrad:
406 return "NVPTXISD::Tex1DS32FloatGrad";
407 case NVPTXISD::Tex1DU32S32: return "NVPTXISD::Tex1DU32S32";
408 case NVPTXISD::Tex1DU32Float: return "NVPTXISD::Tex1DU32Float";
409 case NVPTXISD::Tex1DU32FloatLevel:
410 return "NVPTXISD::Tex1DU32FloatLevel";
411 case NVPTXISD::Tex1DU32FloatGrad:
412 return "NVPTXISD::Tex1DU32FloatGrad";
413 case NVPTXISD::Tex1DArrayFloatS32: return "NVPTXISD::Tex1DArrayFloatS32";
414 case NVPTXISD::Tex1DArrayFloatFloat: return "NVPTXISD::Tex1DArrayFloatFloat";
415 case NVPTXISD::Tex1DArrayFloatFloatLevel:
416 return "NVPTXISD::Tex1DArrayFloatFloatLevel";
417 case NVPTXISD::Tex1DArrayFloatFloatGrad:
418 return "NVPTXISD::Tex1DArrayFloatFloatGrad";
419 case NVPTXISD::Tex1DArrayS32S32: return "NVPTXISD::Tex1DArrayS32S32";
420 case NVPTXISD::Tex1DArrayS32Float: return "NVPTXISD::Tex1DArrayS32Float";
421 case NVPTXISD::Tex1DArrayS32FloatLevel:
422 return "NVPTXISD::Tex1DArrayS32FloatLevel";
423 case NVPTXISD::Tex1DArrayS32FloatGrad:
424 return "NVPTXISD::Tex1DArrayS32FloatGrad";
425 case NVPTXISD::Tex1DArrayU32S32: return "NVPTXISD::Tex1DArrayU32S32";
426 case NVPTXISD::Tex1DArrayU32Float: return "NVPTXISD::Tex1DArrayU32Float";
427 case NVPTXISD::Tex1DArrayU32FloatLevel:
428 return "NVPTXISD::Tex1DArrayU32FloatLevel";
429 case NVPTXISD::Tex1DArrayU32FloatGrad:
430 return "NVPTXISD::Tex1DArrayU32FloatGrad";
431 case NVPTXISD::Tex2DFloatS32: return "NVPTXISD::Tex2DFloatS32";
432 case NVPTXISD::Tex2DFloatFloat: return "NVPTXISD::Tex2DFloatFloat";
433 case NVPTXISD::Tex2DFloatFloatLevel:
434 return "NVPTXISD::Tex2DFloatFloatLevel";
435 case NVPTXISD::Tex2DFloatFloatGrad:
436 return "NVPTXISD::Tex2DFloatFloatGrad";
437 case NVPTXISD::Tex2DS32S32: return "NVPTXISD::Tex2DS32S32";
438 case NVPTXISD::Tex2DS32Float: return "NVPTXISD::Tex2DS32Float";
439 case NVPTXISD::Tex2DS32FloatLevel:
440 return "NVPTXISD::Tex2DS32FloatLevel";
441 case NVPTXISD::Tex2DS32FloatGrad:
442 return "NVPTXISD::Tex2DS32FloatGrad";
443 case NVPTXISD::Tex2DU32S32: return "NVPTXISD::Tex2DU32S32";
444 case NVPTXISD::Tex2DU32Float: return "NVPTXISD::Tex2DU32Float";
445 case NVPTXISD::Tex2DU32FloatLevel:
446 return "NVPTXISD::Tex2DU32FloatLevel";
447 case NVPTXISD::Tex2DU32FloatGrad:
448 return "NVPTXISD::Tex2DU32FloatGrad";
449 case NVPTXISD::Tex2DArrayFloatS32: return "NVPTXISD::Tex2DArrayFloatS32";
450 case NVPTXISD::Tex2DArrayFloatFloat: return "NVPTXISD::Tex2DArrayFloatFloat";
451 case NVPTXISD::Tex2DArrayFloatFloatLevel:
452 return "NVPTXISD::Tex2DArrayFloatFloatLevel";
453 case NVPTXISD::Tex2DArrayFloatFloatGrad:
454 return "NVPTXISD::Tex2DArrayFloatFloatGrad";
455 case NVPTXISD::Tex2DArrayS32S32: return "NVPTXISD::Tex2DArrayS32S32";
456 case NVPTXISD::Tex2DArrayS32Float: return "NVPTXISD::Tex2DArrayS32Float";
457 case NVPTXISD::Tex2DArrayS32FloatLevel:
458 return "NVPTXISD::Tex2DArrayS32FloatLevel";
459 case NVPTXISD::Tex2DArrayS32FloatGrad:
460 return "NVPTXISD::Tex2DArrayS32FloatGrad";
461 case NVPTXISD::Tex2DArrayU32S32: return "NVPTXISD::Tex2DArrayU32S32";
462 case NVPTXISD::Tex2DArrayU32Float: return "NVPTXISD::Tex2DArrayU32Float";
463 case NVPTXISD::Tex2DArrayU32FloatLevel:
464 return "NVPTXISD::Tex2DArrayU32FloatLevel";
465 case NVPTXISD::Tex2DArrayU32FloatGrad:
466 return "NVPTXISD::Tex2DArrayU32FloatGrad";
467 case NVPTXISD::Tex3DFloatS32: return "NVPTXISD::Tex3DFloatS32";
468 case NVPTXISD::Tex3DFloatFloat: return "NVPTXISD::Tex3DFloatFloat";
469 case NVPTXISD::Tex3DFloatFloatLevel:
470 return "NVPTXISD::Tex3DFloatFloatLevel";
471 case NVPTXISD::Tex3DFloatFloatGrad:
472 return "NVPTXISD::Tex3DFloatFloatGrad";
473 case NVPTXISD::Tex3DS32S32: return "NVPTXISD::Tex3DS32S32";
474 case NVPTXISD::Tex3DS32Float: return "NVPTXISD::Tex3DS32Float";
475 case NVPTXISD::Tex3DS32FloatLevel:
476 return "NVPTXISD::Tex3DS32FloatLevel";
477 case NVPTXISD::Tex3DS32FloatGrad:
478 return "NVPTXISD::Tex3DS32FloatGrad";
479 case NVPTXISD::Tex3DU32S32: return "NVPTXISD::Tex3DU32S32";
480 case NVPTXISD::Tex3DU32Float: return "NVPTXISD::Tex3DU32Float";
481 case NVPTXISD::Tex3DU32FloatLevel:
482 return "NVPTXISD::Tex3DU32FloatLevel";
483 case NVPTXISD::Tex3DU32FloatGrad:
484 return "NVPTXISD::Tex3DU32FloatGrad";
485 case NVPTXISD::TexCubeFloatFloat: return "NVPTXISD::TexCubeFloatFloat";
486 case NVPTXISD::TexCubeFloatFloatLevel:
487 return "NVPTXISD::TexCubeFloatFloatLevel";
488 case NVPTXISD::TexCubeS32Float: return "NVPTXISD::TexCubeS32Float";
489 case NVPTXISD::TexCubeS32FloatLevel:
490 return "NVPTXISD::TexCubeS32FloatLevel";
491 case NVPTXISD::TexCubeU32Float: return "NVPTXISD::TexCubeU32Float";
492 case NVPTXISD::TexCubeU32FloatLevel:
493 return "NVPTXISD::TexCubeU32FloatLevel";
494 case NVPTXISD::TexCubeArrayFloatFloat:
495 return "NVPTXISD::TexCubeArrayFloatFloat";
496 case NVPTXISD::TexCubeArrayFloatFloatLevel:
497 return "NVPTXISD::TexCubeArrayFloatFloatLevel";
498 case NVPTXISD::TexCubeArrayS32Float:
499 return "NVPTXISD::TexCubeArrayS32Float";
500 case NVPTXISD::TexCubeArrayS32FloatLevel:
501 return "NVPTXISD::TexCubeArrayS32FloatLevel";
502 case NVPTXISD::TexCubeArrayU32Float:
503 return "NVPTXISD::TexCubeArrayU32Float";
504 case NVPTXISD::TexCubeArrayU32FloatLevel:
505 return "NVPTXISD::TexCubeArrayU32FloatLevel";
506 case NVPTXISD::Tld4R2DFloatFloat:
507 return "NVPTXISD::Tld4R2DFloatFloat";
508 case NVPTXISD::Tld4G2DFloatFloat:
509 return "NVPTXISD::Tld4G2DFloatFloat";
510 case NVPTXISD::Tld4B2DFloatFloat:
511 return "NVPTXISD::Tld4B2DFloatFloat";
512 case NVPTXISD::Tld4A2DFloatFloat:
513 return "NVPTXISD::Tld4A2DFloatFloat";
514 case NVPTXISD::Tld4R2DS64Float:
515 return "NVPTXISD::Tld4R2DS64Float";
516 case NVPTXISD::Tld4G2DS64Float:
517 return "NVPTXISD::Tld4G2DS64Float";
518 case NVPTXISD::Tld4B2DS64Float:
519 return "NVPTXISD::Tld4B2DS64Float";
520 case NVPTXISD::Tld4A2DS64Float:
521 return "NVPTXISD::Tld4A2DS64Float";
522 case NVPTXISD::Tld4R2DU64Float:
523 return "NVPTXISD::Tld4R2DU64Float";
524 case NVPTXISD::Tld4G2DU64Float:
525 return "NVPTXISD::Tld4G2DU64Float";
526 case NVPTXISD::Tld4B2DU64Float:
527 return "NVPTXISD::Tld4B2DU64Float";
528 case NVPTXISD::Tld4A2DU64Float:
529 return "NVPTXISD::Tld4A2DU64Float";
530
531 case NVPTXISD::TexUnified1DFloatS32:
532 return "NVPTXISD::TexUnified1DFloatS32";
533 case NVPTXISD::TexUnified1DFloatFloat:
534 return "NVPTXISD::TexUnified1DFloatFloat";
535 case NVPTXISD::TexUnified1DFloatFloatLevel:
536 return "NVPTXISD::TexUnified1DFloatFloatLevel";
537 case NVPTXISD::TexUnified1DFloatFloatGrad:
538 return "NVPTXISD::TexUnified1DFloatFloatGrad";
539 case NVPTXISD::TexUnified1DS32S32:
540 return "NVPTXISD::TexUnified1DS32S32";
541 case NVPTXISD::TexUnified1DS32Float:
542 return "NVPTXISD::TexUnified1DS32Float";
543 case NVPTXISD::TexUnified1DS32FloatLevel:
544 return "NVPTXISD::TexUnified1DS32FloatLevel";
545 case NVPTXISD::TexUnified1DS32FloatGrad:
546 return "NVPTXISD::TexUnified1DS32FloatGrad";
547 case NVPTXISD::TexUnified1DU32S32:
548 return "NVPTXISD::TexUnified1DU32S32";
549 case NVPTXISD::TexUnified1DU32Float:
550 return "NVPTXISD::TexUnified1DU32Float";
551 case NVPTXISD::TexUnified1DU32FloatLevel:
552 return "NVPTXISD::TexUnified1DU32FloatLevel";
553 case NVPTXISD::TexUnified1DU32FloatGrad:
554 return "NVPTXISD::TexUnified1DU32FloatGrad";
555 case NVPTXISD::TexUnified1DArrayFloatS32:
556 return "NVPTXISD::TexUnified1DArrayFloatS32";
557 case NVPTXISD::TexUnified1DArrayFloatFloat:
558 return "NVPTXISD::TexUnified1DArrayFloatFloat";
559 case NVPTXISD::TexUnified1DArrayFloatFloatLevel:
560 return "NVPTXISD::TexUnified1DArrayFloatFloatLevel";
561 case NVPTXISD::TexUnified1DArrayFloatFloatGrad:
562 return "NVPTXISD::TexUnified1DArrayFloatFloatGrad";
563 case NVPTXISD::TexUnified1DArrayS32S32:
564 return "NVPTXISD::TexUnified1DArrayS32S32";
565 case NVPTXISD::TexUnified1DArrayS32Float:
566 return "NVPTXISD::TexUnified1DArrayS32Float";
567 case NVPTXISD::TexUnified1DArrayS32FloatLevel:
568 return "NVPTXISD::TexUnified1DArrayS32FloatLevel";
569 case NVPTXISD::TexUnified1DArrayS32FloatGrad:
570 return "NVPTXISD::TexUnified1DArrayS32FloatGrad";
571 case NVPTXISD::TexUnified1DArrayU32S32:
572 return "NVPTXISD::TexUnified1DArrayU32S32";
573 case NVPTXISD::TexUnified1DArrayU32Float:
574 return "NVPTXISD::TexUnified1DArrayU32Float";
575 case NVPTXISD::TexUnified1DArrayU32FloatLevel:
576 return "NVPTXISD::TexUnified1DArrayU32FloatLevel";
577 case NVPTXISD::TexUnified1DArrayU32FloatGrad:
578 return "NVPTXISD::TexUnified1DArrayU32FloatGrad";
579 case NVPTXISD::TexUnified2DFloatS32:
580 return "NVPTXISD::TexUnified2DFloatS32";
581 case NVPTXISD::TexUnified2DFloatFloat:
582 return "NVPTXISD::TexUnified2DFloatFloat";
583 case NVPTXISD::TexUnified2DFloatFloatLevel:
584 return "NVPTXISD::TexUnified2DFloatFloatLevel";
585 case NVPTXISD::TexUnified2DFloatFloatGrad:
586 return "NVPTXISD::TexUnified2DFloatFloatGrad";
587 case NVPTXISD::TexUnified2DS32S32:
588 return "NVPTXISD::TexUnified2DS32S32";
589 case NVPTXISD::TexUnified2DS32Float:
590 return "NVPTXISD::TexUnified2DS32Float";
591 case NVPTXISD::TexUnified2DS32FloatLevel:
592 return "NVPTXISD::TexUnified2DS32FloatLevel";
593 case NVPTXISD::TexUnified2DS32FloatGrad:
594 return "NVPTXISD::TexUnified2DS32FloatGrad";
595 case NVPTXISD::TexUnified2DU32S32:
596 return "NVPTXISD::TexUnified2DU32S32";
597 case NVPTXISD::TexUnified2DU32Float:
598 return "NVPTXISD::TexUnified2DU32Float";
599 case NVPTXISD::TexUnified2DU32FloatLevel:
600 return "NVPTXISD::TexUnified2DU32FloatLevel";
601 case NVPTXISD::TexUnified2DU32FloatGrad:
602 return "NVPTXISD::TexUnified2DU32FloatGrad";
603 case NVPTXISD::TexUnified2DArrayFloatS32:
604 return "NVPTXISD::TexUnified2DArrayFloatS32";
605 case NVPTXISD::TexUnified2DArrayFloatFloat:
606 return "NVPTXISD::TexUnified2DArrayFloatFloat";
607 case NVPTXISD::TexUnified2DArrayFloatFloatLevel:
608 return "NVPTXISD::TexUnified2DArrayFloatFloatLevel";
609 case NVPTXISD::TexUnified2DArrayFloatFloatGrad:
610 return "NVPTXISD::TexUnified2DArrayFloatFloatGrad";
611 case NVPTXISD::TexUnified2DArrayS32S32:
612 return "NVPTXISD::TexUnified2DArrayS32S32";
613 case NVPTXISD::TexUnified2DArrayS32Float:
614 return "NVPTXISD::TexUnified2DArrayS32Float";
615 case NVPTXISD::TexUnified2DArrayS32FloatLevel:
616 return "NVPTXISD::TexUnified2DArrayS32FloatLevel";
617 case NVPTXISD::TexUnified2DArrayS32FloatGrad:
618 return "NVPTXISD::TexUnified2DArrayS32FloatGrad";
619 case NVPTXISD::TexUnified2DArrayU32S32:
620 return "NVPTXISD::TexUnified2DArrayU32S32";
621 case NVPTXISD::TexUnified2DArrayU32Float:
622 return "NVPTXISD::TexUnified2DArrayU32Float";
623 case NVPTXISD::TexUnified2DArrayU32FloatLevel:
624 return "NVPTXISD::TexUnified2DArrayU32FloatLevel";
625 case NVPTXISD::TexUnified2DArrayU32FloatGrad:
626 return "NVPTXISD::TexUnified2DArrayU32FloatGrad";
627 case NVPTXISD::TexUnified3DFloatS32:
628 return "NVPTXISD::TexUnified3DFloatS32";
629 case NVPTXISD::TexUnified3DFloatFloat:
630 return "NVPTXISD::TexUnified3DFloatFloat";
631 case NVPTXISD::TexUnified3DFloatFloatLevel:
632 return "NVPTXISD::TexUnified3DFloatFloatLevel";
633 case NVPTXISD::TexUnified3DFloatFloatGrad:
634 return "NVPTXISD::TexUnified3DFloatFloatGrad";
635 case NVPTXISD::TexUnified3DS32S32:
636 return "NVPTXISD::TexUnified3DS32S32";
637 case NVPTXISD::TexUnified3DS32Float:
638 return "NVPTXISD::TexUnified3DS32Float";
639 case NVPTXISD::TexUnified3DS32FloatLevel:
640 return "NVPTXISD::TexUnified3DS32FloatLevel";
641 case NVPTXISD::TexUnified3DS32FloatGrad:
642 return "NVPTXISD::TexUnified3DS32FloatGrad";
643 case NVPTXISD::TexUnified3DU32S32:
644 return "NVPTXISD::TexUnified3DU32S32";
645 case NVPTXISD::TexUnified3DU32Float:
646 return "NVPTXISD::TexUnified3DU32Float";
647 case NVPTXISD::TexUnified3DU32FloatLevel:
648 return "NVPTXISD::TexUnified3DU32FloatLevel";
649 case NVPTXISD::TexUnified3DU32FloatGrad:
650 return "NVPTXISD::TexUnified3DU32FloatGrad";
651 case NVPTXISD::TexUnifiedCubeFloatFloat:
652 return "NVPTXISD::TexUnifiedCubeFloatFloat";
653 case NVPTXISD::TexUnifiedCubeFloatFloatLevel:
654 return "NVPTXISD::TexUnifiedCubeFloatFloatLevel";
655 case NVPTXISD::TexUnifiedCubeS32Float:
656 return "NVPTXISD::TexUnifiedCubeS32Float";
657 case NVPTXISD::TexUnifiedCubeS32FloatLevel:
658 return "NVPTXISD::TexUnifiedCubeS32FloatLevel";
659 case NVPTXISD::TexUnifiedCubeU32Float:
660 return "NVPTXISD::TexUnifiedCubeU32Float";
661 case NVPTXISD::TexUnifiedCubeU32FloatLevel:
662 return "NVPTXISD::TexUnifiedCubeU32FloatLevel";
663 case NVPTXISD::TexUnifiedCubeArrayFloatFloat:
664 return "NVPTXISD::TexUnifiedCubeArrayFloatFloat";
665 case NVPTXISD::TexUnifiedCubeArrayFloatFloatLevel:
666 return "NVPTXISD::TexUnifiedCubeArrayFloatFloatLevel";
667 case NVPTXISD::TexUnifiedCubeArrayS32Float:
668 return "NVPTXISD::TexUnifiedCubeArrayS32Float";
669 case NVPTXISD::TexUnifiedCubeArrayS32FloatLevel:
670 return "NVPTXISD::TexUnifiedCubeArrayS32FloatLevel";
671 case NVPTXISD::TexUnifiedCubeArrayU32Float:
672 return "NVPTXISD::TexUnifiedCubeArrayU32Float";
673 case NVPTXISD::TexUnifiedCubeArrayU32FloatLevel:
674 return "NVPTXISD::TexUnifiedCubeArrayU32FloatLevel";
675 case NVPTXISD::Tld4UnifiedR2DFloatFloat:
676 return "NVPTXISD::Tld4UnifiedR2DFloatFloat";
677 case NVPTXISD::Tld4UnifiedG2DFloatFloat:
678 return "NVPTXISD::Tld4UnifiedG2DFloatFloat";
679 case NVPTXISD::Tld4UnifiedB2DFloatFloat:
680 return "NVPTXISD::Tld4UnifiedB2DFloatFloat";
681 case NVPTXISD::Tld4UnifiedA2DFloatFloat:
682 return "NVPTXISD::Tld4UnifiedA2DFloatFloat";
683 case NVPTXISD::Tld4UnifiedR2DS64Float:
684 return "NVPTXISD::Tld4UnifiedR2DS64Float";
685 case NVPTXISD::Tld4UnifiedG2DS64Float:
686 return "NVPTXISD::Tld4UnifiedG2DS64Float";
687 case NVPTXISD::Tld4UnifiedB2DS64Float:
688 return "NVPTXISD::Tld4UnifiedB2DS64Float";
689 case NVPTXISD::Tld4UnifiedA2DS64Float:
690 return "NVPTXISD::Tld4UnifiedA2DS64Float";
691 case NVPTXISD::Tld4UnifiedR2DU64Float:
692 return "NVPTXISD::Tld4UnifiedR2DU64Float";
693 case NVPTXISD::Tld4UnifiedG2DU64Float:
694 return "NVPTXISD::Tld4UnifiedG2DU64Float";
695 case NVPTXISD::Tld4UnifiedB2DU64Float:
696 return "NVPTXISD::Tld4UnifiedB2DU64Float";
697 case NVPTXISD::Tld4UnifiedA2DU64Float:
698 return "NVPTXISD::Tld4UnifiedA2DU64Float";
699
700 case NVPTXISD::Suld1DI8Clamp: return "NVPTXISD::Suld1DI8Clamp";
701 case NVPTXISD::Suld1DI16Clamp: return "NVPTXISD::Suld1DI16Clamp";
702 case NVPTXISD::Suld1DI32Clamp: return "NVPTXISD::Suld1DI32Clamp";
703 case NVPTXISD::Suld1DI64Clamp: return "NVPTXISD::Suld1DI64Clamp";
704 case NVPTXISD::Suld1DV2I8Clamp: return "NVPTXISD::Suld1DV2I8Clamp";
705 case NVPTXISD::Suld1DV2I16Clamp: return "NVPTXISD::Suld1DV2I16Clamp";
706 case NVPTXISD::Suld1DV2I32Clamp: return "NVPTXISD::Suld1DV2I32Clamp";
707 case NVPTXISD::Suld1DV2I64Clamp: return "NVPTXISD::Suld1DV2I64Clamp";
708 case NVPTXISD::Suld1DV4I8Clamp: return "NVPTXISD::Suld1DV4I8Clamp";
709 case NVPTXISD::Suld1DV4I16Clamp: return "NVPTXISD::Suld1DV4I16Clamp";
710 case NVPTXISD::Suld1DV4I32Clamp: return "NVPTXISD::Suld1DV4I32Clamp";
711
712 case NVPTXISD::Suld1DArrayI8Clamp: return "NVPTXISD::Suld1DArrayI8Clamp";
713 case NVPTXISD::Suld1DArrayI16Clamp: return "NVPTXISD::Suld1DArrayI16Clamp";
714 case NVPTXISD::Suld1DArrayI32Clamp: return "NVPTXISD::Suld1DArrayI32Clamp";
715 case NVPTXISD::Suld1DArrayI64Clamp: return "NVPTXISD::Suld1DArrayI64Clamp";
716 case NVPTXISD::Suld1DArrayV2I8Clamp: return "NVPTXISD::Suld1DArrayV2I8Clamp";
717 case NVPTXISD::Suld1DArrayV2I16Clamp:return "NVPTXISD::Suld1DArrayV2I16Clamp";
718 case NVPTXISD::Suld1DArrayV2I32Clamp:return "NVPTXISD::Suld1DArrayV2I32Clamp";
719 case NVPTXISD::Suld1DArrayV2I64Clamp:return "NVPTXISD::Suld1DArrayV2I64Clamp";
720 case NVPTXISD::Suld1DArrayV4I8Clamp: return "NVPTXISD::Suld1DArrayV4I8Clamp";
721 case NVPTXISD::Suld1DArrayV4I16Clamp:return "NVPTXISD::Suld1DArrayV4I16Clamp";
722 case NVPTXISD::Suld1DArrayV4I32Clamp:return "NVPTXISD::Suld1DArrayV4I32Clamp";
723
724 case NVPTXISD::Suld2DI8Clamp: return "NVPTXISD::Suld2DI8Clamp";
725 case NVPTXISD::Suld2DI16Clamp: return "NVPTXISD::Suld2DI16Clamp";
726 case NVPTXISD::Suld2DI32Clamp: return "NVPTXISD::Suld2DI32Clamp";
727 case NVPTXISD::Suld2DI64Clamp: return "NVPTXISD::Suld2DI64Clamp";
728 case NVPTXISD::Suld2DV2I8Clamp: return "NVPTXISD::Suld2DV2I8Clamp";
729 case NVPTXISD::Suld2DV2I16Clamp: return "NVPTXISD::Suld2DV2I16Clamp";
730 case NVPTXISD::Suld2DV2I32Clamp: return "NVPTXISD::Suld2DV2I32Clamp";
731 case NVPTXISD::Suld2DV2I64Clamp: return "NVPTXISD::Suld2DV2I64Clamp";
732 case NVPTXISD::Suld2DV4I8Clamp: return "NVPTXISD::Suld2DV4I8Clamp";
733 case NVPTXISD::Suld2DV4I16Clamp: return "NVPTXISD::Suld2DV4I16Clamp";
734 case NVPTXISD::Suld2DV4I32Clamp: return "NVPTXISD::Suld2DV4I32Clamp";
735
736 case NVPTXISD::Suld2DArrayI8Clamp: return "NVPTXISD::Suld2DArrayI8Clamp";
737 case NVPTXISD::Suld2DArrayI16Clamp: return "NVPTXISD::Suld2DArrayI16Clamp";
738 case NVPTXISD::Suld2DArrayI32Clamp: return "NVPTXISD::Suld2DArrayI32Clamp";
739 case NVPTXISD::Suld2DArrayI64Clamp: return "NVPTXISD::Suld2DArrayI64Clamp";
740 case NVPTXISD::Suld2DArrayV2I8Clamp: return "NVPTXISD::Suld2DArrayV2I8Clamp";
741 case NVPTXISD::Suld2DArrayV2I16Clamp:return "NVPTXISD::Suld2DArrayV2I16Clamp";
742 case NVPTXISD::Suld2DArrayV2I32Clamp:return "NVPTXISD::Suld2DArrayV2I32Clamp";
743 case NVPTXISD::Suld2DArrayV2I64Clamp:return "NVPTXISD::Suld2DArrayV2I64Clamp";
744 case NVPTXISD::Suld2DArrayV4I8Clamp: return "NVPTXISD::Suld2DArrayV4I8Clamp";
745 case NVPTXISD::Suld2DArrayV4I16Clamp:return "NVPTXISD::Suld2DArrayV4I16Clamp";
746 case NVPTXISD::Suld2DArrayV4I32Clamp:return "NVPTXISD::Suld2DArrayV4I32Clamp";
747
748 case NVPTXISD::Suld3DI8Clamp: return "NVPTXISD::Suld3DI8Clamp";
749 case NVPTXISD::Suld3DI16Clamp: return "NVPTXISD::Suld3DI16Clamp";
750 case NVPTXISD::Suld3DI32Clamp: return "NVPTXISD::Suld3DI32Clamp";
751 case NVPTXISD::Suld3DI64Clamp: return "NVPTXISD::Suld3DI64Clamp";
752 case NVPTXISD::Suld3DV2I8Clamp: return "NVPTXISD::Suld3DV2I8Clamp";
753 case NVPTXISD::Suld3DV2I16Clamp: return "NVPTXISD::Suld3DV2I16Clamp";
754 case NVPTXISD::Suld3DV2I32Clamp: return "NVPTXISD::Suld3DV2I32Clamp";
755 case NVPTXISD::Suld3DV2I64Clamp: return "NVPTXISD::Suld3DV2I64Clamp";
756 case NVPTXISD::Suld3DV4I8Clamp: return "NVPTXISD::Suld3DV4I8Clamp";
757 case NVPTXISD::Suld3DV4I16Clamp: return "NVPTXISD::Suld3DV4I16Clamp";
758 case NVPTXISD::Suld3DV4I32Clamp: return "NVPTXISD::Suld3DV4I32Clamp";
759
760 case NVPTXISD::Suld1DI8Trap: return "NVPTXISD::Suld1DI8Trap";
761 case NVPTXISD::Suld1DI16Trap: return "NVPTXISD::Suld1DI16Trap";
762 case NVPTXISD::Suld1DI32Trap: return "NVPTXISD::Suld1DI32Trap";
763 case NVPTXISD::Suld1DI64Trap: return "NVPTXISD::Suld1DI64Trap";
764 case NVPTXISD::Suld1DV2I8Trap: return "NVPTXISD::Suld1DV2I8Trap";
765 case NVPTXISD::Suld1DV2I16Trap: return "NVPTXISD::Suld1DV2I16Trap";
766 case NVPTXISD::Suld1DV2I32Trap: return "NVPTXISD::Suld1DV2I32Trap";
767 case NVPTXISD::Suld1DV2I64Trap: return "NVPTXISD::Suld1DV2I64Trap";
768 case NVPTXISD::Suld1DV4I8Trap: return "NVPTXISD::Suld1DV4I8Trap";
769 case NVPTXISD::Suld1DV4I16Trap: return "NVPTXISD::Suld1DV4I16Trap";
770 case NVPTXISD::Suld1DV4I32Trap: return "NVPTXISD::Suld1DV4I32Trap";
771
772 case NVPTXISD::Suld1DArrayI8Trap: return "NVPTXISD::Suld1DArrayI8Trap";
773 case NVPTXISD::Suld1DArrayI16Trap: return "NVPTXISD::Suld1DArrayI16Trap";
774 case NVPTXISD::Suld1DArrayI32Trap: return "NVPTXISD::Suld1DArrayI32Trap";
775 case NVPTXISD::Suld1DArrayI64Trap: return "NVPTXISD::Suld1DArrayI64Trap";
776 case NVPTXISD::Suld1DArrayV2I8Trap: return "NVPTXISD::Suld1DArrayV2I8Trap";
777 case NVPTXISD::Suld1DArrayV2I16Trap: return "NVPTXISD::Suld1DArrayV2I16Trap";
778 case NVPTXISD::Suld1DArrayV2I32Trap: return "NVPTXISD::Suld1DArrayV2I32Trap";
779 case NVPTXISD::Suld1DArrayV2I64Trap: return "NVPTXISD::Suld1DArrayV2I64Trap";
780 case NVPTXISD::Suld1DArrayV4I8Trap: return "NVPTXISD::Suld1DArrayV4I8Trap";
781 case NVPTXISD::Suld1DArrayV4I16Trap: return "NVPTXISD::Suld1DArrayV4I16Trap";
782 case NVPTXISD::Suld1DArrayV4I32Trap: return "NVPTXISD::Suld1DArrayV4I32Trap";
783
784 case NVPTXISD::Suld2DI8Trap: return "NVPTXISD::Suld2DI8Trap";
785 case NVPTXISD::Suld2DI16Trap: return "NVPTXISD::Suld2DI16Trap";
786 case NVPTXISD::Suld2DI32Trap: return "NVPTXISD::Suld2DI32Trap";
787 case NVPTXISD::Suld2DI64Trap: return "NVPTXISD::Suld2DI64Trap";
788 case NVPTXISD::Suld2DV2I8Trap: return "NVPTXISD::Suld2DV2I8Trap";
789 case NVPTXISD::Suld2DV2I16Trap: return "NVPTXISD::Suld2DV2I16Trap";
790 case NVPTXISD::Suld2DV2I32Trap: return "NVPTXISD::Suld2DV2I32Trap";
791 case NVPTXISD::Suld2DV2I64Trap: return "NVPTXISD::Suld2DV2I64Trap";
792 case NVPTXISD::Suld2DV4I8Trap: return "NVPTXISD::Suld2DV4I8Trap";
793 case NVPTXISD::Suld2DV4I16Trap: return "NVPTXISD::Suld2DV4I16Trap";
794 case NVPTXISD::Suld2DV4I32Trap: return "NVPTXISD::Suld2DV4I32Trap";
795
796 case NVPTXISD::Suld2DArrayI8Trap: return "NVPTXISD::Suld2DArrayI8Trap";
797 case NVPTXISD::Suld2DArrayI16Trap: return "NVPTXISD::Suld2DArrayI16Trap";
798 case NVPTXISD::Suld2DArrayI32Trap: return "NVPTXISD::Suld2DArrayI32Trap";
799 case NVPTXISD::Suld2DArrayI64Trap: return "NVPTXISD::Suld2DArrayI64Trap";
800 case NVPTXISD::Suld2DArrayV2I8Trap: return "NVPTXISD::Suld2DArrayV2I8Trap";
801 case NVPTXISD::Suld2DArrayV2I16Trap: return "NVPTXISD::Suld2DArrayV2I16Trap";
802 case NVPTXISD::Suld2DArrayV2I32Trap: return "NVPTXISD::Suld2DArrayV2I32Trap";
803 case NVPTXISD::Suld2DArrayV2I64Trap: return "NVPTXISD::Suld2DArrayV2I64Trap";
804 case NVPTXISD::Suld2DArrayV4I8Trap: return "NVPTXISD::Suld2DArrayV4I8Trap";
805 case NVPTXISD::Suld2DArrayV4I16Trap: return "NVPTXISD::Suld2DArrayV4I16Trap";
806 case NVPTXISD::Suld2DArrayV4I32Trap: return "NVPTXISD::Suld2DArrayV4I32Trap";
807
808 case NVPTXISD::Suld3DI8Trap: return "NVPTXISD::Suld3DI8Trap";
809 case NVPTXISD::Suld3DI16Trap: return "NVPTXISD::Suld3DI16Trap";
810 case NVPTXISD::Suld3DI32Trap: return "NVPTXISD::Suld3DI32Trap";
811 case NVPTXISD::Suld3DI64Trap: return "NVPTXISD::Suld3DI64Trap";
812 case NVPTXISD::Suld3DV2I8Trap: return "NVPTXISD::Suld3DV2I8Trap";
813 case NVPTXISD::Suld3DV2I16Trap: return "NVPTXISD::Suld3DV2I16Trap";
814 case NVPTXISD::Suld3DV2I32Trap: return "NVPTXISD::Suld3DV2I32Trap";
815 case NVPTXISD::Suld3DV2I64Trap: return "NVPTXISD::Suld3DV2I64Trap";
816 case NVPTXISD::Suld3DV4I8Trap: return "NVPTXISD::Suld3DV4I8Trap";
817 case NVPTXISD::Suld3DV4I16Trap: return "NVPTXISD::Suld3DV4I16Trap";
818 case NVPTXISD::Suld3DV4I32Trap: return "NVPTXISD::Suld3DV4I32Trap";
819
820 case NVPTXISD::Suld1DI8Zero: return "NVPTXISD::Suld1DI8Zero";
821 case NVPTXISD::Suld1DI16Zero: return "NVPTXISD::Suld1DI16Zero";
822 case NVPTXISD::Suld1DI32Zero: return "NVPTXISD::Suld1DI32Zero";
823 case NVPTXISD::Suld1DI64Zero: return "NVPTXISD::Suld1DI64Zero";
824 case NVPTXISD::Suld1DV2I8Zero: return "NVPTXISD::Suld1DV2I8Zero";
825 case NVPTXISD::Suld1DV2I16Zero: return "NVPTXISD::Suld1DV2I16Zero";
826 case NVPTXISD::Suld1DV2I32Zero: return "NVPTXISD::Suld1DV2I32Zero";
827 case NVPTXISD::Suld1DV2I64Zero: return "NVPTXISD::Suld1DV2I64Zero";
828 case NVPTXISD::Suld1DV4I8Zero: return "NVPTXISD::Suld1DV4I8Zero";
829 case NVPTXISD::Suld1DV4I16Zero: return "NVPTXISD::Suld1DV4I16Zero";
830 case NVPTXISD::Suld1DV4I32Zero: return "NVPTXISD::Suld1DV4I32Zero";
831
832 case NVPTXISD::Suld1DArrayI8Zero: return "NVPTXISD::Suld1DArrayI8Zero";
833 case NVPTXISD::Suld1DArrayI16Zero: return "NVPTXISD::Suld1DArrayI16Zero";
834 case NVPTXISD::Suld1DArrayI32Zero: return "NVPTXISD::Suld1DArrayI32Zero";
835 case NVPTXISD::Suld1DArrayI64Zero: return "NVPTXISD::Suld1DArrayI64Zero";
836 case NVPTXISD::Suld1DArrayV2I8Zero: return "NVPTXISD::Suld1DArrayV2I8Zero";
837 case NVPTXISD::Suld1DArrayV2I16Zero: return "NVPTXISD::Suld1DArrayV2I16Zero";
838 case NVPTXISD::Suld1DArrayV2I32Zero: return "NVPTXISD::Suld1DArrayV2I32Zero";
839 case NVPTXISD::Suld1DArrayV2I64Zero: return "NVPTXISD::Suld1DArrayV2I64Zero";
840 case NVPTXISD::Suld1DArrayV4I8Zero: return "NVPTXISD::Suld1DArrayV4I8Zero";
841 case NVPTXISD::Suld1DArrayV4I16Zero: return "NVPTXISD::Suld1DArrayV4I16Zero";
842 case NVPTXISD::Suld1DArrayV4I32Zero: return "NVPTXISD::Suld1DArrayV4I32Zero";
843
844 case NVPTXISD::Suld2DI8Zero: return "NVPTXISD::Suld2DI8Zero";
845 case NVPTXISD::Suld2DI16Zero: return "NVPTXISD::Suld2DI16Zero";
846 case NVPTXISD::Suld2DI32Zero: return "NVPTXISD::Suld2DI32Zero";
847 case NVPTXISD::Suld2DI64Zero: return "NVPTXISD::Suld2DI64Zero";
848 case NVPTXISD::Suld2DV2I8Zero: return "NVPTXISD::Suld2DV2I8Zero";
849 case NVPTXISD::Suld2DV2I16Zero: return "NVPTXISD::Suld2DV2I16Zero";
850 case NVPTXISD::Suld2DV2I32Zero: return "NVPTXISD::Suld2DV2I32Zero";
851 case NVPTXISD::Suld2DV2I64Zero: return "NVPTXISD::Suld2DV2I64Zero";
852 case NVPTXISD::Suld2DV4I8Zero: return "NVPTXISD::Suld2DV4I8Zero";
853 case NVPTXISD::Suld2DV4I16Zero: return "NVPTXISD::Suld2DV4I16Zero";
854 case NVPTXISD::Suld2DV4I32Zero: return "NVPTXISD::Suld2DV4I32Zero";
855
856 case NVPTXISD::Suld2DArrayI8Zero: return "NVPTXISD::Suld2DArrayI8Zero";
857 case NVPTXISD::Suld2DArrayI16Zero: return "NVPTXISD::Suld2DArrayI16Zero";
858 case NVPTXISD::Suld2DArrayI32Zero: return "NVPTXISD::Suld2DArrayI32Zero";
859 case NVPTXISD::Suld2DArrayI64Zero: return "NVPTXISD::Suld2DArrayI64Zero";
860 case NVPTXISD::Suld2DArrayV2I8Zero: return "NVPTXISD::Suld2DArrayV2I8Zero";
861 case NVPTXISD::Suld2DArrayV2I16Zero: return "NVPTXISD::Suld2DArrayV2I16Zero";
862 case NVPTXISD::Suld2DArrayV2I32Zero: return "NVPTXISD::Suld2DArrayV2I32Zero";
863 case NVPTXISD::Suld2DArrayV2I64Zero: return "NVPTXISD::Suld2DArrayV2I64Zero";
864 case NVPTXISD::Suld2DArrayV4I8Zero: return "NVPTXISD::Suld2DArrayV4I8Zero";
865 case NVPTXISD::Suld2DArrayV4I16Zero: return "NVPTXISD::Suld2DArrayV4I16Zero";
866 case NVPTXISD::Suld2DArrayV4I32Zero: return "NVPTXISD::Suld2DArrayV4I32Zero";
867
868 case NVPTXISD::Suld3DI8Zero: return "NVPTXISD::Suld3DI8Zero";
869 case NVPTXISD::Suld3DI16Zero: return "NVPTXISD::Suld3DI16Zero";
870 case NVPTXISD::Suld3DI32Zero: return "NVPTXISD::Suld3DI32Zero";
871 case NVPTXISD::Suld3DI64Zero: return "NVPTXISD::Suld3DI64Zero";
872 case NVPTXISD::Suld3DV2I8Zero: return "NVPTXISD::Suld3DV2I8Zero";
873 case NVPTXISD::Suld3DV2I16Zero: return "NVPTXISD::Suld3DV2I16Zero";
874 case NVPTXISD::Suld3DV2I32Zero: return "NVPTXISD::Suld3DV2I32Zero";
875 case NVPTXISD::Suld3DV2I64Zero: return "NVPTXISD::Suld3DV2I64Zero";
876 case NVPTXISD::Suld3DV4I8Zero: return "NVPTXISD::Suld3DV4I8Zero";
877 case NVPTXISD::Suld3DV4I16Zero: return "NVPTXISD::Suld3DV4I16Zero";
878 case NVPTXISD::Suld3DV4I32Zero: return "NVPTXISD::Suld3DV4I32Zero";
879 }
880 return nullptr;
881}
882
883TargetLoweringBase::LegalizeTypeAction
884NVPTXTargetLowering::getPreferredVectorAction(EVT VT) const {
885 if (VT.getVectorNumElements() != 1 && VT.getScalarType() == MVT::i1)
886 return TypeSplitVector;
887
888 return TargetLoweringBase::getPreferredVectorAction(VT);
889}
890
891SDValue
892NVPTXTargetLowering::LowerGlobalAddress(SDValue Op, SelectionDAG &DAG) const {
893 SDLoc dl(Op);
894 const GlobalValue *GV = cast<GlobalAddressSDNode>(Op)->getGlobal();
895 auto PtrVT = getPointerTy(DAG.getDataLayout());
896 Op = DAG.getTargetGlobalAddress(GV, dl, PtrVT);
897 return DAG.getNode(NVPTXISD::Wrapper, dl, PtrVT, Op);
898}
899
900std::string NVPTXTargetLowering::getPrototype(
901 const DataLayout &DL, Type *retTy, const ArgListTy &Args,
902 const SmallVectorImpl<ISD::OutputArg> &Outs, unsigned retAlignment,
903 const ImmutableCallSite *CS) const {
904 auto PtrVT = getPointerTy(DL);
905
906 bool isABI = (STI.getSmVersion() >= 20);
907 assert(isABI && "Non-ABI compilation is not supported")((isABI && "Non-ABI compilation is not supported") ? static_cast
<void> (0) : __assert_fail ("isABI && \"Non-ABI compilation is not supported\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 907, __PRETTY_FUNCTION__));
908 if (!isABI)
909 return "";
910
911 std::stringstream O;
912 O << "prototype_" << uniqueCallSite << " : .callprototype ";
913
914 if (retTy->getTypeID() == Type::VoidTyID) {
915 O << "()";
916 } else {
917 O << "(";
918 if (retTy->isFloatingPointTy() || retTy->isIntegerTy()) {
919 unsigned size = 0;
920 if (auto *ITy = dyn_cast<IntegerType>(retTy)) {
921 size = ITy->getBitWidth();
922 if (size < 32)
923 size = 32;
924 } else {
925 assert(retTy->isFloatingPointTy() &&((retTy->isFloatingPointTy() && "Floating point type expected here"
) ? static_cast<void> (0) : __assert_fail ("retTy->isFloatingPointTy() && \"Floating point type expected here\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 926, __PRETTY_FUNCTION__))
926 "Floating point type expected here")((retTy->isFloatingPointTy() && "Floating point type expected here"
) ? static_cast<void> (0) : __assert_fail ("retTy->isFloatingPointTy() && \"Floating point type expected here\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 926, __PRETTY_FUNCTION__));
927 size = retTy->getPrimitiveSizeInBits();
928 }
929
930 O << ".param .b" << size << " _";
931 } else if (isa<PointerType>(retTy)) {
932 O << ".param .b" << PtrVT.getSizeInBits() << " _";
933 } else if ((retTy->getTypeID() == Type::StructTyID) ||
934 isa<VectorType>(retTy)) {
935 auto &DL = CS->getCalledFunction()->getParent()->getDataLayout();
936 O << ".param .align " << retAlignment << " .b8 _["
937 << DL.getTypeAllocSize(retTy) << "]";
938 } else {
939 llvm_unreachable("Unknown return type")::llvm::llvm_unreachable_internal("Unknown return type", "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 939);
940 }
941 O << ") ";
942 }
943 O << "_ (";
944
945 bool first = true;
946
947 unsigned OIdx = 0;
948 for (unsigned i = 0, e = Args.size(); i != e; ++i, ++OIdx) {
949 Type *Ty = Args[i].Ty;
950 if (!first) {
951 O << ", ";
952 }
953 first = false;
954
955 if (!Outs[OIdx].Flags.isByVal()) {
956 if (Ty->isAggregateType() || Ty->isVectorTy()) {
957 unsigned align = 0;
958 const CallInst *CallI = cast<CallInst>(CS->getInstruction());
959 // +1 because index 0 is reserved for return type alignment
960 if (!llvm::getAlign(*CallI, i + 1, align))
961 align = DL.getABITypeAlignment(Ty);
962 unsigned sz = DL.getTypeAllocSize(Ty);
963 O << ".param .align " << align << " .b8 ";
964 O << "_";
965 O << "[" << sz << "]";
966 // update the index for Outs
967 SmallVector<EVT, 16> vtparts;
968 ComputeValueVTs(*this, DL, Ty, vtparts);
969 if (unsigned len = vtparts.size())
970 OIdx += len - 1;
971 continue;
972 }
973 // i8 types in IR will be i16 types in SDAG
974 assert((getValueType(DL, Ty) == Outs[OIdx].VT ||(((getValueType(DL, Ty) == Outs[OIdx].VT || (getValueType(DL,
Ty) == MVT::i8 && Outs[OIdx].VT == MVT::i16)) &&
"type mismatch between callee prototype and arguments") ? static_cast
<void> (0) : __assert_fail ("(getValueType(DL, Ty) == Outs[OIdx].VT || (getValueType(DL, Ty) == MVT::i8 && Outs[OIdx].VT == MVT::i16)) && \"type mismatch between callee prototype and arguments\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 976, __PRETTY_FUNCTION__))
975 (getValueType(DL, Ty) == MVT::i8 && Outs[OIdx].VT == MVT::i16)) &&(((getValueType(DL, Ty) == Outs[OIdx].VT || (getValueType(DL,
Ty) == MVT::i8 && Outs[OIdx].VT == MVT::i16)) &&
"type mismatch between callee prototype and arguments") ? static_cast
<void> (0) : __assert_fail ("(getValueType(DL, Ty) == Outs[OIdx].VT || (getValueType(DL, Ty) == MVT::i8 && Outs[OIdx].VT == MVT::i16)) && \"type mismatch between callee prototype and arguments\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 976, __PRETTY_FUNCTION__))
976 "type mismatch between callee prototype and arguments")(((getValueType(DL, Ty) == Outs[OIdx].VT || (getValueType(DL,
Ty) == MVT::i8 && Outs[OIdx].VT == MVT::i16)) &&
"type mismatch between callee prototype and arguments") ? static_cast
<void> (0) : __assert_fail ("(getValueType(DL, Ty) == Outs[OIdx].VT || (getValueType(DL, Ty) == MVT::i8 && Outs[OIdx].VT == MVT::i16)) && \"type mismatch between callee prototype and arguments\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 976, __PRETTY_FUNCTION__));
977 // scalar type
978 unsigned sz = 0;
979 if (isa<IntegerType>(Ty)) {
980 sz = cast<IntegerType>(Ty)->getBitWidth();
981 if (sz < 32)
982 sz = 32;
983 } else if (isa<PointerType>(Ty))
984 sz = PtrVT.getSizeInBits();
985 else
986 sz = Ty->getPrimitiveSizeInBits();
987 O << ".param .b" << sz << " ";
988 O << "_";
989 continue;
990 }
991 auto *PTy = dyn_cast<PointerType>(Ty);
992 assert(PTy && "Param with byval attribute should be a pointer type")((PTy && "Param with byval attribute should be a pointer type"
) ? static_cast<void> (0) : __assert_fail ("PTy && \"Param with byval attribute should be a pointer type\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 992, __PRETTY_FUNCTION__));
993 Type *ETy = PTy->getElementType();
994
995 unsigned align = Outs[OIdx].Flags.getByValAlign();
996 unsigned sz = DL.getTypeAllocSize(ETy);
997 O << ".param .align " << align << " .b8 ";
998 O << "_";
999 O << "[" << sz << "]";
1000 }
1001 O << ");";
1002 return O.str();
1003}
1004
1005unsigned
1006NVPTXTargetLowering::getArgumentAlignment(SDValue Callee,
1007 const ImmutableCallSite *CS,
1008 Type *Ty,
1009 unsigned Idx) const {
1010 unsigned Align = 0;
1011 const Value *DirectCallee = CS->getCalledFunction();
1012
1013 if (!DirectCallee) {
1014 // We don't have a direct function symbol, but that may be because of
1015 // constant cast instructions in the call.
1016 const Instruction *CalleeI = CS->getInstruction();
1017 assert(CalleeI && "Call target is not a function or derived value?")((CalleeI && "Call target is not a function or derived value?"
) ? static_cast<void> (0) : __assert_fail ("CalleeI && \"Call target is not a function or derived value?\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 1017, __PRETTY_FUNCTION__));
1018
1019 // With bitcast'd call targets, the instruction will be the call
1020 if (isa<CallInst>(CalleeI)) {
1021 // Check if we have call alignment metadata
1022 if (llvm::getAlign(*cast<CallInst>(CalleeI), Idx, Align))
1023 return Align;
1024
1025 const Value *CalleeV = cast<CallInst>(CalleeI)->getCalledValue();
1026 // Ignore any bitcast instructions
1027 while(isa<ConstantExpr>(CalleeV)) {
1028 const ConstantExpr *CE = cast<ConstantExpr>(CalleeV);
1029 if (!CE->isCast())
1030 break;
1031 // Look through the bitcast
1032 CalleeV = cast<ConstantExpr>(CalleeV)->getOperand(0);
1033 }
1034
1035 // We have now looked past all of the bitcasts. Do we finally have a
1036 // Function?
1037 if (isa<Function>(CalleeV))
1038 DirectCallee = CalleeV;
1039 }
1040 }
1041
1042 // Check for function alignment information if we found that the
1043 // ultimate target is a Function
1044 if (DirectCallee)
1045 if (llvm::getAlign(*cast<Function>(DirectCallee), Idx, Align))
1046 return Align;
1047
1048 // Call is indirect or alignment information is not available, fall back to
1049 // the ABI type alignment
1050 auto &DL = CS->getCaller()->getParent()->getDataLayout();
1051 return DL.getABITypeAlignment(Ty);
1052}
1053
1054SDValue NVPTXTargetLowering::LowerCall(TargetLowering::CallLoweringInfo &CLI,
1055 SmallVectorImpl<SDValue> &InVals) const {
1056 SelectionDAG &DAG = CLI.DAG;
1057 SDLoc dl = CLI.DL;
1058 SmallVectorImpl<ISD::OutputArg> &Outs = CLI.Outs;
1059 SmallVectorImpl<SDValue> &OutVals = CLI.OutVals;
1060 SmallVectorImpl<ISD::InputArg> &Ins = CLI.Ins;
1061 SDValue Chain = CLI.Chain;
1062 SDValue Callee = CLI.Callee;
1063 bool &isTailCall = CLI.IsTailCall;
1064 ArgListTy &Args = CLI.getArgs();
1065 Type *retTy = CLI.RetTy;
1
'retTy' initialized here
→
1066 ImmutableCallSite *CS = CLI.CS;
1067
1068 bool isABI = (STI.getSmVersion() >= 20);
1069 assert(isABI && "Non-ABI compilation is not supported")((isABI && "Non-ABI compilation is not supported") ? static_cast
<void> (0) : __assert_fail ("isABI && \"Non-ABI compilation is not supported\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 1069, __PRETTY_FUNCTION__));
1070 if (!isABI)
2
←
Taking false branch
→
1071 return Chain;
1072 MachineFunction &MF = DAG.getMachineFunction();
1073 const Function *F = MF.getFunction();
1074 auto &DL = MF.getDataLayout();
1075
1076 SDValue tempChain = Chain;
1077 Chain = DAG.getCALLSEQ_START(Chain,
1078 DAG.getIntPtrConstant(uniqueCallSite, dl, true),
1079 dl);
1080 SDValue InFlag = Chain.getValue(1);
1081
1082 unsigned paramCount = 0;
1083 // Args.size() and Outs.size() need not match.
1084 // Outs.size() will be larger
1085 // * if there is an aggregate argument with multiple fields (each field
1086 // showing up separately in Outs)
1087 // * if there is a vector argument with more than typical vector-length
1088 // elements (generally if more than 4) where each vector element is
1089 // individually present in Outs.
1090 // So a different index should be used for indexing into Outs/OutVals.
1091 // See similar issue in LowerFormalArguments.
1092 unsigned OIdx = 0;
1093 // Declare the .params or .reg need to pass values
1094 // to the function
1095 for (unsigned i = 0, e = Args.size(); i != e; ++i, ++OIdx) {
3
←
Assuming 'i' is equal to 'e'
→
4
←
Loop condition is false. Execution continues on line 1375
→
1096 EVT VT = Outs[OIdx].VT;
1097 Type *Ty = Args[i].Ty;
1098
1099 if (!Outs[OIdx].Flags.isByVal()) {
1100 if (Ty->isAggregateType()) {
1101 // aggregate
1102 SmallVector<EVT, 16> vtparts;
1103 SmallVector<uint64_t, 16> Offsets;
1104 ComputePTXValueVTs(*this, DAG.getDataLayout(), Ty, vtparts, &Offsets,
1105 0);
1106
1107 unsigned align = getArgumentAlignment(Callee, CS, Ty, paramCount + 1);
1108 // declare .param .align <align> .b8 .param<n>[<size>];
1109 unsigned sz = DL.getTypeAllocSize(Ty);
1110 SDVTList DeclareParamVTs = DAG.getVTList(MVT::Other, MVT::Glue);
1111 SDValue DeclareParamOps[] = { Chain, DAG.getConstant(align, dl,
1112 MVT::i32),
1113 DAG.getConstant(paramCount, dl, MVT::i32),
1114 DAG.getConstant(sz, dl, MVT::i32),
1115 InFlag };
1116 Chain = DAG.getNode(NVPTXISD::DeclareParam, dl, DeclareParamVTs,
1117 DeclareParamOps);
1118 InFlag = Chain.getValue(1);
1119 for (unsigned j = 0, je = vtparts.size(); j != je; ++j) {
1120 EVT elemtype = vtparts[j];
1121 unsigned ArgAlign = GreatestCommonDivisor64(align, Offsets[j]);
1122 if (elemtype.isInteger() && (sz < 8))
1123 sz = 8;
1124 SDValue StVal = OutVals[OIdx];
1125 if (elemtype.getSizeInBits() < 16) {
1126 StVal = DAG.getNode(ISD::ANY_EXTEND, dl, MVT::i16, StVal);
1127 }
1128 SDVTList CopyParamVTs = DAG.getVTList(MVT::Other, MVT::Glue);
1129 SDValue CopyParamOps[] = { Chain,
1130 DAG.getConstant(paramCount, dl, MVT::i32),
1131 DAG.getConstant(Offsets[j], dl, MVT::i32),
1132 StVal, InFlag };
1133 Chain = DAG.getMemIntrinsicNode(NVPTXISD::StoreParam, dl,
1134 CopyParamVTs, CopyParamOps,
1135 elemtype, MachinePointerInfo(),
1136 ArgAlign);
1137 InFlag = Chain.getValue(1);
1138 ++OIdx;
1139 }
1140 if (vtparts.size() > 0)
1141 --OIdx;
1142 ++paramCount;
1143 continue;
1144 }
1145 if (Ty->isVectorTy()) {
1146 EVT ObjectVT = getValueType(DL, Ty);
1147 unsigned align = getArgumentAlignment(Callee, CS, Ty, paramCount + 1);
1148 // declare .param .align <align> .b8 .param<n>[<size>];
1149 unsigned sz = DL.getTypeAllocSize(Ty);
1150 SDVTList DeclareParamVTs = DAG.getVTList(MVT::Other, MVT::Glue);
1151 SDValue DeclareParamOps[] = { Chain,
1152 DAG.getConstant(align, dl, MVT::i32),
1153 DAG.getConstant(paramCount, dl, MVT::i32),
1154 DAG.getConstant(sz, dl, MVT::i32),
1155 InFlag };
1156 Chain = DAG.getNode(NVPTXISD::DeclareParam, dl, DeclareParamVTs,
1157 DeclareParamOps);
1158 InFlag = Chain.getValue(1);
1159 unsigned NumElts = ObjectVT.getVectorNumElements();
1160 EVT EltVT = ObjectVT.getVectorElementType();
1161 EVT MemVT = EltVT;
1162 bool NeedExtend = false;
1163 if (EltVT.getSizeInBits() < 16) {
1164 NeedExtend = true;
1165 EltVT = MVT::i16;
1166 }
1167
1168 // V1 store
1169 if (NumElts == 1) {
1170 SDValue Elt = OutVals[OIdx++];
1171 if (NeedExtend)
1172 Elt = DAG.getNode(ISD::ZERO_EXTEND, dl, MVT::i16, Elt);
1173
1174 SDVTList CopyParamVTs = DAG.getVTList(MVT::Other, MVT::Glue);
1175 SDValue CopyParamOps[] = { Chain,
1176 DAG.getConstant(paramCount, dl, MVT::i32),
1177 DAG.getConstant(0, dl, MVT::i32), Elt,
1178 InFlag };
1179 Chain = DAG.getMemIntrinsicNode(NVPTXISD::StoreParam, dl,
1180 CopyParamVTs, CopyParamOps,
1181 MemVT, MachinePointerInfo());
1182 InFlag = Chain.getValue(1);
1183 } else if (NumElts == 2) {
1184 SDValue Elt0 = OutVals[OIdx++];
1185 SDValue Elt1 = OutVals[OIdx++];
1186 if (NeedExtend) {
1187 Elt0 = DAG.getNode(ISD::ZERO_EXTEND, dl, MVT::i16, Elt0);
1188 Elt1 = DAG.getNode(ISD::ZERO_EXTEND, dl, MVT::i16, Elt1);
1189 }
1190
1191 SDVTList CopyParamVTs = DAG.getVTList(MVT::Other, MVT::Glue);
1192 SDValue CopyParamOps[] = { Chain,
1193 DAG.getConstant(paramCount, dl, MVT::i32),
1194 DAG.getConstant(0, dl, MVT::i32), Elt0,
1195 Elt1, InFlag };
1196 Chain = DAG.getMemIntrinsicNode(NVPTXISD::StoreParamV2, dl,
1197 CopyParamVTs, CopyParamOps,
1198 MemVT, MachinePointerInfo());
1199 InFlag = Chain.getValue(1);
1200 } else {
1201 unsigned curOffset = 0;
1202 // V4 stores
1203 // We have at least 4 elements (<3 x Ty> expands to 4 elements) and
1204 // the
1205 // vector will be expanded to a power of 2 elements, so we know we can
1206 // always round up to the next multiple of 4 when creating the vector
1207 // stores.
1208 // e.g. 4 elem => 1 st.v4
1209 // 6 elem => 2 st.v4
1210 // 8 elem => 2 st.v4
1211 // 11 elem => 3 st.v4
1212 unsigned VecSize = 4;
1213 if (EltVT.getSizeInBits() == 64)
1214 VecSize = 2;
1215
1216 // This is potentially only part of a vector, so assume all elements
1217 // are packed together.
1218 unsigned PerStoreOffset = MemVT.getStoreSizeInBits() / 8 * VecSize;
1219
1220 for (unsigned i = 0; i < NumElts; i += VecSize) {
1221 // Get values
1222 SDValue StoreVal;
1223 SmallVector<SDValue, 8> Ops;
1224 Ops.push_back(Chain);
1225 Ops.push_back(DAG.getConstant(paramCount, dl, MVT::i32));
1226 Ops.push_back(DAG.getConstant(curOffset, dl, MVT::i32));
1227
1228 unsigned Opc = NVPTXISD::StoreParamV2;
1229
1230 StoreVal = OutVals[OIdx++];
1231 if (NeedExtend)
1232 StoreVal = DAG.getNode(ISD::ZERO_EXTEND, dl, MVT::i16, StoreVal);
1233 Ops.push_back(StoreVal);
1234
1235 if (i + 1 < NumElts) {
1236 StoreVal = OutVals[OIdx++];
1237 if (NeedExtend)
1238 StoreVal =
1239 DAG.getNode(ISD::ZERO_EXTEND, dl, MVT::i16, StoreVal);
1240 } else {
1241 StoreVal = DAG.getUNDEF(EltVT);
1242 }
1243 Ops.push_back(StoreVal);
1244
1245 if (VecSize == 4) {
1246 Opc = NVPTXISD::StoreParamV4;
1247 if (i + 2 < NumElts) {
1248 StoreVal = OutVals[OIdx++];
1249 if (NeedExtend)
1250 StoreVal =
1251 DAG.getNode(ISD::ZERO_EXTEND, dl, MVT::i16, StoreVal);
1252 } else {
1253 StoreVal = DAG.getUNDEF(EltVT);
1254 }
1255 Ops.push_back(StoreVal);
1256
1257 if (i + 3 < NumElts) {
1258 StoreVal = OutVals[OIdx++];
1259 if (NeedExtend)
1260 StoreVal =
1261 DAG.getNode(ISD::ZERO_EXTEND, dl, MVT::i16, StoreVal);
1262 } else {
1263 StoreVal = DAG.getUNDEF(EltVT);
1264 }
1265 Ops.push_back(StoreVal);
1266 }
1267
1268 Ops.push_back(InFlag);
1269
1270 SDVTList CopyParamVTs = DAG.getVTList(MVT::Other, MVT::Glue);
1271 Chain = DAG.getMemIntrinsicNode(Opc, dl, CopyParamVTs, Ops,
1272 MemVT, MachinePointerInfo());
1273 InFlag = Chain.getValue(1);
1274 curOffset += PerStoreOffset;
1275 }
1276 }
1277 ++paramCount;
1278 --OIdx;
1279 continue;
1280 }
1281 // Plain scalar
1282 // for ABI, declare .param .b<size> .param<n>;
1283 unsigned sz = VT.getSizeInBits();
1284 bool needExtend = false;
1285 if (VT.isInteger()) {
1286 if (sz < 16)
1287 needExtend = true;
1288 if (sz < 32)
1289 sz = 32;
1290 }
1291 SDVTList DeclareParamVTs = DAG.getVTList(MVT::Other, MVT::Glue);
1292 SDValue DeclareParamOps[] = { Chain,
1293 DAG.getConstant(paramCount, dl, MVT::i32),
1294 DAG.getConstant(sz, dl, MVT::i32),
1295 DAG.getConstant(0, dl, MVT::i32), InFlag };
1296 Chain = DAG.getNode(NVPTXISD::DeclareScalarParam, dl, DeclareParamVTs,
1297 DeclareParamOps);
1298 InFlag = Chain.getValue(1);
1299 SDValue OutV = OutVals[OIdx];
1300 if (needExtend) {
1301 // zext/sext i1 to i16
1302 unsigned opc = ISD::ZERO_EXTEND;
1303 if (Outs[OIdx].Flags.isSExt())
1304 opc = ISD::SIGN_EXTEND;
1305 OutV = DAG.getNode(opc, dl, MVT::i16, OutV);
1306 }
1307 SDVTList CopyParamVTs = DAG.getVTList(MVT::Other, MVT::Glue);
1308 SDValue CopyParamOps[] = { Chain,
1309 DAG.getConstant(paramCount, dl, MVT::i32),
1310 DAG.getConstant(0, dl, MVT::i32), OutV,
1311 InFlag };
1312
1313 unsigned opcode = NVPTXISD::StoreParam;
1314 if (Outs[OIdx].Flags.isZExt() && VT.getSizeInBits() < 32)
1315 opcode = NVPTXISD::StoreParamU32;
1316 else if (Outs[OIdx].Flags.isSExt() && VT.getSizeInBits() < 32)
1317 opcode = NVPTXISD::StoreParamS32;
1318 Chain = DAG.getMemIntrinsicNode(opcode, dl, CopyParamVTs, CopyParamOps,
1319 VT, MachinePointerInfo());
1320
1321 InFlag = Chain.getValue(1);
1322 ++paramCount;
1323 continue;
1324 }
1325 // struct or vector
1326 SmallVector<EVT, 16> vtparts;
1327 SmallVector<uint64_t, 16> Offsets;
1328 auto *PTy = dyn_cast<PointerType>(Args[i].Ty);
1329 assert(PTy && "Type of a byval parameter should be pointer")((PTy && "Type of a byval parameter should be pointer"
) ? static_cast<void> (0) : __assert_fail ("PTy && \"Type of a byval parameter should be pointer\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 1329, __PRETTY_FUNCTION__));
1330 ComputePTXValueVTs(*this, DAG.getDataLayout(), PTy->getElementType(),
1331 vtparts, &Offsets, 0);
1332
1333 // declare .param .align <align> .b8 .param<n>[<size>];
1334 unsigned sz = Outs[OIdx].Flags.getByValSize();
1335 SDVTList DeclareParamVTs = DAG.getVTList(MVT::Other, MVT::Glue);
1336 unsigned ArgAlign = Outs[OIdx].Flags.getByValAlign();
1337 // The ByValAlign in the Outs[OIdx].Flags is alway set at this point,
1338 // so we don't need to worry about natural alignment or not.
1339 // See TargetLowering::LowerCallTo().
1340 SDValue DeclareParamOps[] = {
1341 Chain, DAG.getConstant(Outs[OIdx].Flags.getByValAlign(), dl, MVT::i32),
1342 DAG.getConstant(paramCount, dl, MVT::i32),
1343 DAG.getConstant(sz, dl, MVT::i32), InFlag
1344 };
1345 Chain = DAG.getNode(NVPTXISD::DeclareParam, dl, DeclareParamVTs,
1346 DeclareParamOps);
1347 InFlag = Chain.getValue(1);
1348 for (unsigned j = 0, je = vtparts.size(); j != je; ++j) {
1349 EVT elemtype = vtparts[j];
1350 int curOffset = Offsets[j];
1351 unsigned PartAlign = GreatestCommonDivisor64(ArgAlign, curOffset);
1352 auto PtrVT = getPointerTy(DAG.getDataLayout());
1353 SDValue srcAddr = DAG.getNode(ISD::ADD, dl, PtrVT, OutVals[OIdx],
1354 DAG.getConstant(curOffset, dl, PtrVT));
1355 SDValue theVal = DAG.getLoad(elemtype, dl, tempChain, srcAddr,
1356 MachinePointerInfo(), false, false, false,
1357 PartAlign);
1358 if (elemtype.getSizeInBits() < 16) {
1359 theVal = DAG.getNode(ISD::ANY_EXTEND, dl, MVT::i16, theVal);
1360 }
1361 SDVTList CopyParamVTs = DAG.getVTList(MVT::Other, MVT::Glue);
1362 SDValue CopyParamOps[] = { Chain,
1363 DAG.getConstant(paramCount, dl, MVT::i32),
1364 DAG.getConstant(curOffset, dl, MVT::i32),
1365 theVal, InFlag };
1366 Chain = DAG.getMemIntrinsicNode(NVPTXISD::StoreParam, dl, CopyParamVTs,
1367 CopyParamOps, elemtype,
1368 MachinePointerInfo());
1369
1370 InFlag = Chain.getValue(1);
1371 }
1372 ++paramCount;
1373 }
1374
1375 GlobalAddressSDNode *Func = dyn_cast<GlobalAddressSDNode>(Callee.getNode());
1376 unsigned retAlignment = 0;
1377
1378 // Handle Result
1379 if (Ins.size() > 0) {
5
←
Taking false branch
→
1380 SmallVector<EVT, 16> resvtparts;
1381 ComputeValueVTs(*this, DL, retTy, resvtparts);
1382
1383 // Declare
1384 // .param .align 16 .b8 retval0[<size-in-bytes>], or
1385 // .param .b<size-in-bits> retval0
1386 unsigned resultsz = DL.getTypeAllocSizeInBits(retTy);
1387 // Emit ".param .b<size-in-bits> retval0" instead of byte arrays only for
1388 // these three types to match the logic in
1389 // NVPTXAsmPrinter::printReturnValStr and NVPTXTargetLowering::getPrototype.
1390 // Plus, this behavior is consistent with nvcc's.
1391 if (retTy->isFloatingPointTy() || retTy->isIntegerTy() ||
1392 retTy->isPointerTy()) {
1393 // Scalar needs to be at least 32bit wide
1394 if (resultsz < 32)
1395 resultsz = 32;
1396 SDVTList DeclareRetVTs = DAG.getVTList(MVT::Other, MVT::Glue);
1397 SDValue DeclareRetOps[] = { Chain, DAG.getConstant(1, dl, MVT::i32),
1398 DAG.getConstant(resultsz, dl, MVT::i32),
1399 DAG.getConstant(0, dl, MVT::i32), InFlag };
1400 Chain = DAG.getNode(NVPTXISD::DeclareRet, dl, DeclareRetVTs,
1401 DeclareRetOps);
1402 InFlag = Chain.getValue(1);
1403 } else {
1404 retAlignment = getArgumentAlignment(Callee, CS, retTy, 0);
1405 SDVTList DeclareRetVTs = DAG.getVTList(MVT::Other, MVT::Glue);
1406 SDValue DeclareRetOps[] = { Chain,
1407 DAG.getConstant(retAlignment, dl, MVT::i32),
1408 DAG.getConstant(resultsz / 8, dl, MVT::i32),
1409 DAG.getConstant(0, dl, MVT::i32), InFlag };
1410 Chain = DAG.getNode(NVPTXISD::DeclareRetParam, dl, DeclareRetVTs,
1411 DeclareRetOps);
1412 InFlag = Chain.getValue(1);
1413 }
1414 }
1415
1416 if (!Func) {
6
←
Taking true branch
→
1417 // This is indirect function call case : PTX requires a prototype of the
1418 // form
1419 // proto_0 : .callprototype(.param .b32 _) _ (.param .b32 _);
1420 // to be emitted, and the label has to used as the last arg of call
1421 // instruction.
1422 // The prototype is embedded in a string and put as the operand for a
1423 // CallPrototype SDNode which will print out to the value of the string.
1424 SDVTList ProtoVTs = DAG.getVTList(MVT::Other, MVT::Glue);
1425 std::string Proto =
1426 getPrototype(DAG.getDataLayout(), retTy, Args, Outs, retAlignment, CS);
1427 const char *ProtoStr =
1428 nvTM->getManagedStrPool()->getManagedString(Proto.c_str())->c_str();
1429 SDValue ProtoOps[] = {
1430 Chain, DAG.getTargetExternalSymbol(ProtoStr, MVT::i32), InFlag,
1431 };
1432 Chain = DAG.getNode(NVPTXISD::CallPrototype, dl, ProtoVTs, ProtoOps);
1433 InFlag = Chain.getValue(1);
1434 }
1435 // Op to just print "call"
1436 SDVTList PrintCallVTs = DAG.getVTList(MVT::Other, MVT::Glue);
1437 SDValue PrintCallOps[] = {
1438 Chain, DAG.getConstant((Ins.size() == 0) ? 0 : 1, dl, MVT::i32), InFlag
7
←
'?' condition is false
→
1439 };
1440 // We model convergent calls as separate opcodes.
1441 unsigned Opcode = Func ? NVPTXISD::PrintCallUni : NVPTXISD::PrintCall;
8
←
'?' condition is false
→
1442 if (CLI.IsConvergent)
9
←
Taking false branch
→
1443 Opcode = Opcode == NVPTXISD::PrintCallUni ? NVPTXISD::PrintConvergentCallUni
1444 : NVPTXISD::PrintConvergentCall;
1445 Chain = DAG.getNode(Opcode, dl, PrintCallVTs, PrintCallOps);
1446 InFlag = Chain.getValue(1);
1447
1448 // Ops to print out the function name
1449 SDVTList CallVoidVTs = DAG.getVTList(MVT::Other, MVT::Glue);
1450 SDValue CallVoidOps[] = { Chain, Callee, InFlag };
1451 Chain = DAG.getNode(NVPTXISD::CallVoid, dl, CallVoidVTs, CallVoidOps);
1452 InFlag = Chain.getValue(1);
1453
1454 // Ops to print out the param list
1455 SDVTList CallArgBeginVTs = DAG.getVTList(MVT::Other, MVT::Glue);
1456 SDValue CallArgBeginOps[] = { Chain, InFlag };
1457 Chain = DAG.getNode(NVPTXISD::CallArgBegin, dl, CallArgBeginVTs,
1458 CallArgBeginOps);
1459 InFlag = Chain.getValue(1);
1460
1461 for (unsigned i = 0, e = paramCount; i != e; ++i) {
10
←
Loop condition is false. Execution continues on line 1473
→
1462 unsigned opcode;
1463 if (i == (e - 1))
1464 opcode = NVPTXISD::LastCallArg;
1465 else
1466 opcode = NVPTXISD::CallArg;
1467 SDVTList CallArgVTs = DAG.getVTList(MVT::Other, MVT::Glue);
1468 SDValue CallArgOps[] = { Chain, DAG.getConstant(1, dl, MVT::i32),
1469 DAG.getConstant(i, dl, MVT::i32), InFlag };
1470 Chain = DAG.getNode(opcode, dl, CallArgVTs, CallArgOps);
1471 InFlag = Chain.getValue(1);
1472 }
1473 SDVTList CallArgEndVTs = DAG.getVTList(MVT::Other, MVT::Glue);
1474 SDValue CallArgEndOps[] = { Chain,
1475 DAG.getConstant(Func ? 1 : 0, dl, MVT::i32),
11
←
'?' condition is false
→
1476 InFlag };
1477 Chain = DAG.getNode(NVPTXISD::CallArgEnd, dl, CallArgEndVTs, CallArgEndOps);
1478 InFlag = Chain.getValue(1);
1479
1480 if (!Func) {
12
←
Taking true branch
→
1481 SDVTList PrototypeVTs = DAG.getVTList(MVT::Other, MVT::Glue);
1482 SDValue PrototypeOps[] = { Chain,
1483 DAG.getConstant(uniqueCallSite, dl, MVT::i32),
1484 InFlag };
1485 Chain = DAG.getNode(NVPTXISD::Prototype, dl, PrototypeVTs, PrototypeOps);
1486 InFlag = Chain.getValue(1);
1487 }
1488
1489 // Generate loads from param memory/moves from registers for result
1490 if (Ins.size() > 0) {
13
←
Taking true branch
→
1491 if (retTy && retTy->isVectorTy()) {
14
←
Assuming pointer value is null
→
1492 EVT ObjectVT = getValueType(DL, retTy);
1493 unsigned NumElts = ObjectVT.getVectorNumElements();
1494 EVT EltVT = ObjectVT.getVectorElementType();
1495 assert(STI.getTargetLowering()->getNumRegisters(F->getContext(),((STI.getTargetLowering()->getNumRegisters(F->getContext
(), ObjectVT) == NumElts && "Vector was not scalarized"
) ? static_cast<void> (0) : __assert_fail ("STI.getTargetLowering()->getNumRegisters(F->getContext(), ObjectVT) == NumElts && \"Vector was not scalarized\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 1497, __PRETTY_FUNCTION__))
1496 ObjectVT) == NumElts &&((STI.getTargetLowering()->getNumRegisters(F->getContext
(), ObjectVT) == NumElts && "Vector was not scalarized"
) ? static_cast<void> (0) : __assert_fail ("STI.getTargetLowering()->getNumRegisters(F->getContext(), ObjectVT) == NumElts && \"Vector was not scalarized\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 1497, __PRETTY_FUNCTION__))
1497 "Vector was not scalarized")((STI.getTargetLowering()->getNumRegisters(F->getContext
(), ObjectVT) == NumElts && "Vector was not scalarized"
) ? static_cast<void> (0) : __assert_fail ("STI.getTargetLowering()->getNumRegisters(F->getContext(), ObjectVT) == NumElts && \"Vector was not scalarized\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 1497, __PRETTY_FUNCTION__));
1498 unsigned sz = EltVT.getSizeInBits();
1499 bool needTruncate = sz < 8;
1500
1501 if (NumElts == 1) {
1502 // Just a simple load
1503 SmallVector<EVT, 4> LoadRetVTs;
1504 if (EltVT == MVT::i1 || EltVT == MVT::i8) {
1505 // If loading i1/i8 result, generate
1506 // load.b8 i16
1507 // if i1
1508 // trunc i16 to i1
1509 LoadRetVTs.push_back(MVT::i16);
1510 } else
1511 LoadRetVTs.push_back(EltVT);
1512 LoadRetVTs.push_back(MVT::Other);
1513 LoadRetVTs.push_back(MVT::Glue);
1514 SDValue LoadRetOps[] = {Chain, DAG.getConstant(1, dl, MVT::i32),
1515 DAG.getConstant(0, dl, MVT::i32), InFlag};
1516 SDValue retval = DAG.getMemIntrinsicNode(
1517 NVPTXISD::LoadParam, dl,
1518 DAG.getVTList(LoadRetVTs), LoadRetOps, EltVT, MachinePointerInfo());
1519 Chain = retval.getValue(1);
1520 InFlag = retval.getValue(2);
1521 SDValue Ret0 = retval;
1522 if (needTruncate)
1523 Ret0 = DAG.getNode(ISD::TRUNCATE, dl, EltVT, Ret0);
1524 InVals.push_back(Ret0);
1525 } else if (NumElts == 2) {
1526 // LoadV2
1527 SmallVector<EVT, 4> LoadRetVTs;
1528 if (EltVT == MVT::i1 || EltVT == MVT::i8) {
1529 // If loading i1/i8 result, generate
1530 // load.b8 i16
1531 // if i1
1532 // trunc i16 to i1
1533 LoadRetVTs.push_back(MVT::i16);
1534 LoadRetVTs.push_back(MVT::i16);
1535 } else {
1536 LoadRetVTs.push_back(EltVT);
1537 LoadRetVTs.push_back(EltVT);
1538 }
1539 LoadRetVTs.push_back(MVT::Other);
1540 LoadRetVTs.push_back(MVT::Glue);
1541 SDValue LoadRetOps[] = {Chain, DAG.getConstant(1, dl, MVT::i32),
1542 DAG.getConstant(0, dl, MVT::i32), InFlag};
1543 SDValue retval = DAG.getMemIntrinsicNode(
1544 NVPTXISD::LoadParamV2, dl,
1545 DAG.getVTList(LoadRetVTs), LoadRetOps, EltVT, MachinePointerInfo());
1546 Chain = retval.getValue(2);
1547 InFlag = retval.getValue(3);
1548 SDValue Ret0 = retval.getValue(0);
1549 SDValue Ret1 = retval.getValue(1);
1550 if (needTruncate) {
1551 Ret0 = DAG.getNode(ISD::TRUNCATE, dl, MVT::i1, Ret0);
1552 InVals.push_back(Ret0);
1553 Ret1 = DAG.getNode(ISD::TRUNCATE, dl, MVT::i1, Ret1);
1554 InVals.push_back(Ret1);
1555 } else {
1556 InVals.push_back(Ret0);
1557 InVals.push_back(Ret1);
1558 }
1559 } else {
1560 // Split into N LoadV4
1561 unsigned Ofst = 0;
1562 unsigned VecSize = 4;
1563 unsigned Opc = NVPTXISD::LoadParamV4;
1564 if (EltVT.getSizeInBits() == 64) {
1565 VecSize = 2;
1566 Opc = NVPTXISD::LoadParamV2;
1567 }
1568 EVT VecVT = EVT::getVectorVT(F->getContext(), EltVT, VecSize);
1569 for (unsigned i = 0; i < NumElts; i += VecSize) {
1570 SmallVector<EVT, 8> LoadRetVTs;
1571 if (EltVT == MVT::i1 || EltVT == MVT::i8) {
1572 // If loading i1/i8 result, generate
1573 // load.b8 i16
1574 // if i1
1575 // trunc i16 to i1
1576 for (unsigned j = 0; j < VecSize; ++j)
1577 LoadRetVTs.push_back(MVT::i16);
1578 } else {
1579 for (unsigned j = 0; j < VecSize; ++j)
1580 LoadRetVTs.push_back(EltVT);
1581 }
1582 LoadRetVTs.push_back(MVT::Other);
1583 LoadRetVTs.push_back(MVT::Glue);
1584 SDValue LoadRetOps[] = {Chain, DAG.getConstant(1, dl, MVT::i32),
1585 DAG.getConstant(Ofst, dl, MVT::i32), InFlag};
1586 SDValue retval = DAG.getMemIntrinsicNode(
1587 Opc, dl, DAG.getVTList(LoadRetVTs),
1588 LoadRetOps, EltVT, MachinePointerInfo());
1589 if (VecSize == 2) {
1590 Chain = retval.getValue(2);
1591 InFlag = retval.getValue(3);
1592 } else {
1593 Chain = retval.getValue(4);
1594 InFlag = retval.getValue(5);
1595 }
1596
1597 for (unsigned j = 0; j < VecSize; ++j) {
1598 if (i + j >= NumElts)
1599 break;
1600 SDValue Elt = retval.getValue(j);
1601 if (needTruncate)
1602 Elt = DAG.getNode(ISD::TRUNCATE, dl, EltVT, Elt);
1603 InVals.push_back(Elt);
1604 }
1605 Ofst += DL.getTypeAllocSize(VecVT.getTypeForEVT(F->getContext()));
1606 }
1607 }
1608 } else {
1609 SmallVector<EVT, 16> VTs;
1610 SmallVector<uint64_t, 16> Offsets;
1611 ComputePTXValueVTs(*this, DAG.getDataLayout(), retTy, VTs, &Offsets, 0);
1612 assert(VTs.size() == Ins.size() && "Bad value decomposition")((VTs.size() == Ins.size() && "Bad value decomposition"
) ? static_cast<void> (0) : __assert_fail ("VTs.size() == Ins.size() && \"Bad value decomposition\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 1612, __PRETTY_FUNCTION__));
1613 unsigned RetAlign = getArgumentAlignment(Callee, CS, retTy, 0);
1614 for (unsigned i = 0, e = Ins.size(); i != e; ++i) {
15
←
Assuming 'i' is not equal to 'e'
→
16
←
Loop condition is true. Entering loop body
→
1615 unsigned sz = VTs[i].getSizeInBits();
1616 unsigned AlignI = GreatestCommonDivisor64(RetAlign, Offsets[i]);
1617 bool needTruncate = false;
1618 if (VTs[i].isInteger() && sz < 8) {
1619 sz = 8;
1620 needTruncate = true;
1621 }
1622
1623 SmallVector<EVT, 4> LoadRetVTs;
1624 EVT TheLoadType = VTs[i];
1625 if (retTy->isIntegerTy() && DL.getTypeAllocSizeInBits(retTy) < 32) {
17
←
Called C++ object pointer is null
1626 // This is for integer types only, and specifically not for
1627 // aggregates.
1628 LoadRetVTs.push_back(MVT::i32);
1629 TheLoadType = MVT::i32;
1630 needTruncate = true;
1631 } else if (sz < 16) {
1632 // If loading i1/i8 result, generate
1633 // load i8 (-> i16)
1634 // trunc i16 to i1/i8
1635
1636 // FIXME: Do we need to set needTruncate to true here, too? We could
1637 // not figure out what this branch is for in D17872, so we left it
1638 // alone. The comment above about loading i1/i8 may be wrong, as the
1639 // branch above seems to cover integers of size < 32.
1640 LoadRetVTs.push_back(MVT::i16);
1641 } else
1642 LoadRetVTs.push_back(Ins[i].VT);
1643 LoadRetVTs.push_back(MVT::Other);
1644 LoadRetVTs.push_back(MVT::Glue);
1645
1646 SDValue LoadRetOps[] = {Chain, DAG.getConstant(1, dl, MVT::i32),
1647 DAG.getConstant(Offsets[i], dl, MVT::i32),
1648 InFlag};
1649 SDValue retval = DAG.getMemIntrinsicNode(
1650 NVPTXISD::LoadParam, dl,
1651 DAG.getVTList(LoadRetVTs), LoadRetOps,
1652 TheLoadType, MachinePointerInfo(), AlignI);
1653 Chain = retval.getValue(1);
1654 InFlag = retval.getValue(2);
1655 SDValue Ret0 = retval.getValue(0);
1656 if (needTruncate)
1657 Ret0 = DAG.getNode(ISD::TRUNCATE, dl, Ins[i].VT, Ret0);
1658 InVals.push_back(Ret0);
1659 }
1660 }
1661 }
1662
1663 Chain = DAG.getCALLSEQ_END(Chain,
1664 DAG.getIntPtrConstant(uniqueCallSite, dl, true),
1665 DAG.getIntPtrConstant(uniqueCallSite + 1, dl,
1666 true),
1667 InFlag, dl);
1668 uniqueCallSite++;
1669
1670 // set isTailCall to false for now, until we figure out how to express
1671 // tail call optimization in PTX
1672 isTailCall = false;
1673 return Chain;
1674}
1675
1676// By default CONCAT_VECTORS is lowered by ExpandVectorBuildThroughStack()
1677// (see LegalizeDAG.cpp). This is slow and uses local memory.
1678// We use extract/insert/build vector just as what LegalizeOp() does in llvm 2.5
1679SDValue
1680NVPTXTargetLowering::LowerCONCAT_VECTORS(SDValue Op, SelectionDAG &DAG) const {
1681 SDNode *Node = Op.getNode();
1682 SDLoc dl(Node);
1683 SmallVector<SDValue, 8> Ops;
1684 unsigned NumOperands = Node->getNumOperands();
1685 for (unsigned i = 0; i < NumOperands; ++i) {
1686 SDValue SubOp = Node->getOperand(i);
1687 EVT VVT = SubOp.getNode()->getValueType(0);
1688 EVT EltVT = VVT.getVectorElementType();
1689 unsigned NumSubElem = VVT.getVectorNumElements();
1690 for (unsigned j = 0; j < NumSubElem; ++j) {
1691 Ops.push_back(DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl, EltVT, SubOp,
1692 DAG.getIntPtrConstant(j, dl)));
1693 }
1694 }
1695 return DAG.getBuildVector(Node->getValueType(0), dl, Ops);
1696}
1697
1698/// LowerShiftRightParts - Lower SRL_PARTS, SRA_PARTS, which
1699/// 1) returns two i32 values and take a 2 x i32 value to shift plus a shift
1700/// amount, or
1701/// 2) returns two i64 values and take a 2 x i64 value to shift plus a shift
1702/// amount.
1703SDValue NVPTXTargetLowering::LowerShiftRightParts(SDValue Op,
1704 SelectionDAG &DAG) const {
1705 assert(Op.getNumOperands() == 3 && "Not a double-shift!")((Op.getNumOperands() == 3 && "Not a double-shift!") ?
static_cast<void> (0) : __assert_fail ("Op.getNumOperands() == 3 && \"Not a double-shift!\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 1705, __PRETTY_FUNCTION__));
1706 assert(Op.getOpcode() == ISD::SRA_PARTS || Op.getOpcode() == ISD::SRL_PARTS)((Op.getOpcode() == ISD::SRA_PARTS || Op.getOpcode() == ISD::
SRL_PARTS) ? static_cast<void> (0) : __assert_fail ("Op.getOpcode() == ISD::SRA_PARTS || Op.getOpcode() == ISD::SRL_PARTS"
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 1706, __PRETTY_FUNCTION__));
1707
1708 EVT VT = Op.getValueType();
1709 unsigned VTBits = VT.getSizeInBits();
1710 SDLoc dl(Op);
1711 SDValue ShOpLo = Op.getOperand(0);
1712 SDValue ShOpHi = Op.getOperand(1);
1713 SDValue ShAmt = Op.getOperand(2);
1714 unsigned Opc = (Op.getOpcode() == ISD::SRA_PARTS) ? ISD::SRA : ISD::SRL;
1715
1716 if (VTBits == 32 && STI.getSmVersion() >= 35) {
1717
1718 // For 32bit and sm35, we can use the funnel shift 'shf' instruction.
1719 // {dHi, dLo} = {aHi, aLo} >> Amt
1720 // dHi = aHi >> Amt
1721 // dLo = shf.r.clamp aLo, aHi, Amt
1722
1723 SDValue Hi = DAG.getNode(Opc, dl, VT, ShOpHi, ShAmt);
1724 SDValue Lo = DAG.getNode(NVPTXISD::FUN_SHFR_CLAMP, dl, VT, ShOpLo, ShOpHi,
1725 ShAmt);
1726
1727 SDValue Ops[2] = { Lo, Hi };
1728 return DAG.getMergeValues(Ops, dl);
1729 }
1730 else {
1731
1732 // {dHi, dLo} = {aHi, aLo} >> Amt
1733 // - if (Amt>=size) then
1734 // dLo = aHi >> (Amt-size)
1735 // dHi = aHi >> Amt (this is either all 0 or all 1)
1736 // else
1737 // dLo = (aLo >>logic Amt) | (aHi << (size-Amt))
1738 // dHi = aHi >> Amt
1739
1740 SDValue RevShAmt = DAG.getNode(ISD::SUB, dl, MVT::i32,
1741 DAG.getConstant(VTBits, dl, MVT::i32),
1742 ShAmt);
1743 SDValue Tmp1 = DAG.getNode(ISD::SRL, dl, VT, ShOpLo, ShAmt);
1744 SDValue ExtraShAmt = DAG.getNode(ISD::SUB, dl, MVT::i32, ShAmt,
1745 DAG.getConstant(VTBits, dl, MVT::i32));
1746 SDValue Tmp2 = DAG.getNode(ISD::SHL, dl, VT, ShOpHi, RevShAmt);
1747 SDValue FalseVal = DAG.getNode(ISD::OR, dl, VT, Tmp1, Tmp2);
1748 SDValue TrueVal = DAG.getNode(Opc, dl, VT, ShOpHi, ExtraShAmt);
1749
1750 SDValue Cmp = DAG.getSetCC(dl, MVT::i1, ShAmt,
1751 DAG.getConstant(VTBits, dl, MVT::i32),
1752 ISD::SETGE);
1753 SDValue Hi = DAG.getNode(Opc, dl, VT, ShOpHi, ShAmt);
1754 SDValue Lo = DAG.getNode(ISD::SELECT, dl, VT, Cmp, TrueVal, FalseVal);
1755
1756 SDValue Ops[2] = { Lo, Hi };
1757 return DAG.getMergeValues(Ops, dl);
1758 }
1759}
1760
1761/// LowerShiftLeftParts - Lower SHL_PARTS, which
1762/// 1) returns two i32 values and take a 2 x i32 value to shift plus a shift
1763/// amount, or
1764/// 2) returns two i64 values and take a 2 x i64 value to shift plus a shift
1765/// amount.
1766SDValue NVPTXTargetLowering::LowerShiftLeftParts(SDValue Op,
1767 SelectionDAG &DAG) const {
1768 assert(Op.getNumOperands() == 3 && "Not a double-shift!")((Op.getNumOperands() == 3 && "Not a double-shift!") ?
static_cast<void> (0) : __assert_fail ("Op.getNumOperands() == 3 && \"Not a double-shift!\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 1768, __PRETTY_FUNCTION__));
1769 assert(Op.getOpcode() == ISD::SHL_PARTS)((Op.getOpcode() == ISD::SHL_PARTS) ? static_cast<void>
(0) : __assert_fail ("Op.getOpcode() == ISD::SHL_PARTS", "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 1769, __PRETTY_FUNCTION__));
1770
1771 EVT VT = Op.getValueType();
1772 unsigned VTBits = VT.getSizeInBits();
1773 SDLoc dl(Op);
1774 SDValue ShOpLo = Op.getOperand(0);
1775 SDValue ShOpHi = Op.getOperand(1);
1776 SDValue ShAmt = Op.getOperand(2);
1777
1778 if (VTBits == 32 && STI.getSmVersion() >= 35) {
1779
1780 // For 32bit and sm35, we can use the funnel shift 'shf' instruction.
1781 // {dHi, dLo} = {aHi, aLo} << Amt
1782 // dHi = shf.l.clamp aLo, aHi, Amt
1783 // dLo = aLo << Amt
1784
1785 SDValue Hi = DAG.getNode(NVPTXISD::FUN_SHFL_CLAMP, dl, VT, ShOpLo, ShOpHi,
1786 ShAmt);
1787 SDValue Lo = DAG.getNode(ISD::SHL, dl, VT, ShOpLo, ShAmt);
1788
1789 SDValue Ops[2] = { Lo, Hi };
1790 return DAG.getMergeValues(Ops, dl);
1791 }
1792 else {
1793
1794 // {dHi, dLo} = {aHi, aLo} << Amt
1795 // - if (Amt>=size) then
1796 // dLo = aLo << Amt (all 0)
1797 // dLo = aLo << (Amt-size)
1798 // else
1799 // dLo = aLo << Amt
1800 // dHi = (aHi << Amt) | (aLo >> (size-Amt))
1801
1802 SDValue RevShAmt = DAG.getNode(ISD::SUB, dl, MVT::i32,
1803 DAG.getConstant(VTBits, dl, MVT::i32),
1804 ShAmt);
1805 SDValue Tmp1 = DAG.getNode(ISD::SHL, dl, VT, ShOpHi, ShAmt);
1806 SDValue ExtraShAmt = DAG.getNode(ISD::SUB, dl, MVT::i32, ShAmt,
1807 DAG.getConstant(VTBits, dl, MVT::i32));
1808 SDValue Tmp2 = DAG.getNode(ISD::SRL, dl, VT, ShOpLo, RevShAmt);
1809 SDValue FalseVal = DAG.getNode(ISD::OR, dl, VT, Tmp1, Tmp2);
1810 SDValue TrueVal = DAG.getNode(ISD::SHL, dl, VT, ShOpLo, ExtraShAmt);
1811
1812 SDValue Cmp = DAG.getSetCC(dl, MVT::i1, ShAmt,
1813 DAG.getConstant(VTBits, dl, MVT::i32),
1814 ISD::SETGE);
1815 SDValue Lo = DAG.getNode(ISD::SHL, dl, VT, ShOpLo, ShAmt);
1816 SDValue Hi = DAG.getNode(ISD::SELECT, dl, VT, Cmp, TrueVal, FalseVal);
1817
1818 SDValue Ops[2] = { Lo, Hi };
1819 return DAG.getMergeValues(Ops, dl);
1820 }
1821}
1822
1823SDValue
1824NVPTXTargetLowering::LowerOperation(SDValue Op, SelectionDAG &DAG) const {
1825 switch (Op.getOpcode()) {
1826 case ISD::RETURNADDR:
1827 return SDValue();
1828 case ISD::FRAMEADDR:
1829 return SDValue();
1830 case ISD::GlobalAddress:
1831 return LowerGlobalAddress(Op, DAG);
1832 case ISD::INTRINSIC_W_CHAIN:
1833 return Op;
1834 case ISD::BUILD_VECTOR:
1835 case ISD::EXTRACT_SUBVECTOR:
1836 return Op;
1837 case ISD::CONCAT_VECTORS:
1838 return LowerCONCAT_VECTORS(Op, DAG);
1839 case ISD::STORE:
1840 return LowerSTORE(Op, DAG);
1841 case ISD::LOAD:
1842 return LowerLOAD(Op, DAG);
1843 case ISD::SHL_PARTS:
1844 return LowerShiftLeftParts(Op, DAG);
1845 case ISD::SRA_PARTS:
1846 case ISD::SRL_PARTS:
1847 return LowerShiftRightParts(Op, DAG);
1848 case ISD::SELECT:
1849 return LowerSelect(Op, DAG);
1850 default:
1851 llvm_unreachable("Custom lowering not defined for operation")::llvm::llvm_unreachable_internal("Custom lowering not defined for operation"
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 1851);
1852 }
1853}
1854
1855SDValue NVPTXTargetLowering::LowerSelect(SDValue Op, SelectionDAG &DAG) const {
1856 SDValue Op0 = Op->getOperand(0);
1857 SDValue Op1 = Op->getOperand(1);
1858 SDValue Op2 = Op->getOperand(2);
1859 SDLoc DL(Op.getNode());
1860
1861 assert(Op.getValueType() == MVT::i1 && "Custom lowering enabled only for i1")((Op.getValueType() == MVT::i1 && "Custom lowering enabled only for i1"
) ? static_cast<void> (0) : __assert_fail ("Op.getValueType() == MVT::i1 && \"Custom lowering enabled only for i1\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 1861, __PRETTY_FUNCTION__));
1862
1863 Op1 = DAG.getNode(ISD::ANY_EXTEND, DL, MVT::i32, Op1);
1864 Op2 = DAG.getNode(ISD::ANY_EXTEND, DL, MVT::i32, Op2);
1865 SDValue Select = DAG.getNode(ISD::SELECT, DL, MVT::i32, Op0, Op1, Op2);
1866 SDValue Trunc = DAG.getNode(ISD::TRUNCATE, DL, MVT::i1, Select);
1867
1868 return Trunc;
1869}
1870
1871SDValue NVPTXTargetLowering::LowerLOAD(SDValue Op, SelectionDAG &DAG) const {
1872 if (Op.getValueType() == MVT::i1)
1873 return LowerLOADi1(Op, DAG);
1874 else
1875 return SDValue();
1876}
1877
1878// v = ld i1* addr
1879// =>
1880// v1 = ld i8* addr (-> i16)
1881// v = trunc i16 to i1
1882SDValue NVPTXTargetLowering::LowerLOADi1(SDValue Op, SelectionDAG &DAG) const {
1883 SDNode *Node = Op.getNode();
1884 LoadSDNode *LD = cast<LoadSDNode>(Node);
1885 SDLoc dl(Node);
1886 assert(LD->getExtensionType() == ISD::NON_EXTLOAD)((LD->getExtensionType() == ISD::NON_EXTLOAD) ? static_cast
<void> (0) : __assert_fail ("LD->getExtensionType() == ISD::NON_EXTLOAD"
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 1886, __PRETTY_FUNCTION__));
1887 assert(Node->getValueType(0) == MVT::i1 &&((Node->getValueType(0) == MVT::i1 && "Custom lowering for i1 load only"
) ? static_cast<void> (0) : __assert_fail ("Node->getValueType(0) == MVT::i1 && \"Custom lowering for i1 load only\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 1888, __PRETTY_FUNCTION__))
1888 "Custom lowering for i1 load only")((Node->getValueType(0) == MVT::i1 && "Custom lowering for i1 load only"
) ? static_cast<void> (0) : __assert_fail ("Node->getValueType(0) == MVT::i1 && \"Custom lowering for i1 load only\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 1888, __PRETTY_FUNCTION__));
1889 SDValue newLD =
1890 DAG.getLoad(MVT::i16, dl, LD->getChain(), LD->getBasePtr(),
1891 LD->getPointerInfo(), LD->isVolatile(), LD->isNonTemporal(),
1892 LD->isInvariant(), LD->getAlignment());
1893 SDValue result = DAG.getNode(ISD::TRUNCATE, dl, MVT::i1, newLD);
1894 // The legalizer (the caller) is expecting two values from the legalized
1895 // load, so we build a MergeValues node for it. See ExpandUnalignedLoad()
1896 // in LegalizeDAG.cpp which also uses MergeValues.
1897 SDValue Ops[] = { result, LD->getChain() };
1898 return DAG.getMergeValues(Ops, dl);
1899}
1900
1901SDValue NVPTXTargetLowering::LowerSTORE(SDValue Op, SelectionDAG &DAG) const {
1902 EVT ValVT = Op.getOperand(1).getValueType();
1903 if (ValVT == MVT::i1)
1904 return LowerSTOREi1(Op, DAG);
1905 else if (ValVT.isVector())
1906 return LowerSTOREVector(Op, DAG);
1907 else
1908 return SDValue();
1909}
1910
1911SDValue
1912NVPTXTargetLowering::LowerSTOREVector(SDValue Op, SelectionDAG &DAG) const {
1913 SDNode *N = Op.getNode();
1914 SDValue Val = N->getOperand(1);
1915 SDLoc DL(N);
1916 EVT ValVT = Val.getValueType();
1917
1918 if (ValVT.isVector()) {
1919 // We only handle "native" vector sizes for now, e.g. <4 x double> is not
1920 // legal. We can (and should) split that into 2 stores of <2 x double> here
1921 // but I'm leaving that as a TODO for now.
1922 if (!ValVT.isSimple())
1923 return SDValue();
1924 switch (ValVT.getSimpleVT().SimpleTy) {
1925 default:
1926 return SDValue();
1927 case MVT::v2i8:
1928 case MVT::v2i16:
1929 case MVT::v2i32:
1930 case MVT::v2i64:
1931 case MVT::v2f32:
1932 case MVT::v2f64:
1933 case MVT::v4i8:
1934 case MVT::v4i16:
1935 case MVT::v4i32:
1936 case MVT::v4f32:
1937 // This is a "native" vector type
1938 break;
1939 }
1940
1941 MemSDNode *MemSD = cast<MemSDNode>(N);
1942 const DataLayout &TD = DAG.getDataLayout();
1943
1944 unsigned Align = MemSD->getAlignment();
1945 unsigned PrefAlign =
1946 TD.getPrefTypeAlignment(ValVT.getTypeForEVT(*DAG.getContext()));
1947 if (Align < PrefAlign) {
1948 // This store is not sufficiently aligned, so bail out and let this vector
1949 // store be scalarized. Note that we may still be able to emit smaller
1950 // vector stores. For example, if we are storing a <4 x float> with an
1951 // alignment of 8, this check will fail but the legalizer will try again
1952 // with 2 x <2 x float>, which will succeed with an alignment of 8.
1953 return SDValue();
1954 }
1955
1956 unsigned Opcode = 0;
1957 EVT EltVT = ValVT.getVectorElementType();
1958 unsigned NumElts = ValVT.getVectorNumElements();
1959
1960 // Since StoreV2 is a target node, we cannot rely on DAG type legalization.
1961 // Therefore, we must ensure the type is legal. For i1 and i8, we set the
1962 // stored type to i16 and propagate the "real" type as the memory type.
1963 bool NeedExt = false;
1964 if (EltVT.getSizeInBits() < 16)
1965 NeedExt = true;
1966
1967 switch (NumElts) {
1968 default:
1969 return SDValue();
1970 case 2:
1971 Opcode = NVPTXISD::StoreV2;
1972 break;
1973 case 4: {
1974 Opcode = NVPTXISD::StoreV4;
1975 break;
1976 }
1977 }
1978
1979 SmallVector<SDValue, 8> Ops;
1980
1981 // First is the chain
1982 Ops.push_back(N->getOperand(0));
1983
1984 // Then the split values
1985 for (unsigned i = 0; i < NumElts; ++i) {
1986 SDValue ExtVal = DAG.getNode(ISD::EXTRACT_VECTOR_ELT, DL, EltVT, Val,
1987 DAG.getIntPtrConstant(i, DL));
1988 if (NeedExt)
1989 ExtVal = DAG.getNode(ISD::ANY_EXTEND, DL, MVT::i16, ExtVal);
1990 Ops.push_back(ExtVal);
1991 }
1992
1993 // Then any remaining arguments
1994 Ops.append(N->op_begin() + 2, N->op_end());
1995
1996 SDValue NewSt = DAG.getMemIntrinsicNode(
1997 Opcode, DL, DAG.getVTList(MVT::Other), Ops,
1998 MemSD->getMemoryVT(), MemSD->getMemOperand());
1999
2000 //return DCI.CombineTo(N, NewSt, true);
2001 return NewSt;
2002 }
2003
2004 return SDValue();
2005}
2006
2007// st i1 v, addr
2008// =>
2009// v1 = zxt v to i16
2010// st.u8 i16, addr
2011SDValue NVPTXTargetLowering::LowerSTOREi1(SDValue Op, SelectionDAG &DAG) const {
2012 SDNode *Node = Op.getNode();
2013 SDLoc dl(Node);
2014 StoreSDNode *ST = cast<StoreSDNode>(Node);
2015 SDValue Tmp1 = ST->getChain();
2016 SDValue Tmp2 = ST->getBasePtr();
2017 SDValue Tmp3 = ST->getValue();
2018 assert(Tmp3.getValueType() == MVT::i1 && "Custom lowering for i1 store only")((Tmp3.getValueType() == MVT::i1 && "Custom lowering for i1 store only"
) ? static_cast<void> (0) : __assert_fail ("Tmp3.getValueType() == MVT::i1 && \"Custom lowering for i1 store only\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 2018, __PRETTY_FUNCTION__));
2019 unsigned Alignment = ST->getAlignment();
2020 bool isVolatile = ST->isVolatile();
2021 bool isNonTemporal = ST->isNonTemporal();
2022 Tmp3 = DAG.getNode(ISD::ZERO_EXTEND, dl, MVT::i16, Tmp3);
2023 SDValue Result = DAG.getTruncStore(Tmp1, dl, Tmp3, Tmp2,
2024 ST->getPointerInfo(), MVT::i8, isNonTemporal,
2025 isVolatile, Alignment);
2026 return Result;
2027}
2028
2029SDValue
2030NVPTXTargetLowering::getParamSymbol(SelectionDAG &DAG, int idx, EVT v) const {
2031 std::string ParamSym;
2032 raw_string_ostream ParamStr(ParamSym);
2033
2034 ParamStr << DAG.getMachineFunction().getName() << "_param_" << idx;
2035 ParamStr.flush();
2036
2037 std::string *SavedStr =
2038 nvTM->getManagedStrPool()->getManagedString(ParamSym.c_str());
2039 return DAG.getTargetExternalSymbol(SavedStr->c_str(), v);
2040}
2041
2042// Check to see if the kernel argument is image*_t or sampler_t
2043
2044static bool isImageOrSamplerVal(const Value *arg, const Module *context) {
2045 static const char *const specialTypes[] = { "struct._image2d_t",
2046 "struct._image3d_t",
2047 "struct._sampler_t" };
2048
2049 Type *Ty = arg->getType();
2050 auto *PTy = dyn_cast<PointerType>(Ty);
2051
2052 if (!PTy)
2053 return false;
2054
2055 if (!context)
2056 return false;
2057
2058 auto *STy = dyn_cast<StructType>(PTy->getElementType());
2059 if (!STy || STy->isLiteral())
2060 return false;
2061
2062 return std::find(std::begin(specialTypes), std::end(specialTypes),
2063 STy->getName()) != std::end(specialTypes);
2064}
2065
2066SDValue NVPTXTargetLowering::LowerFormalArguments(
2067 SDValue Chain, CallingConv::ID CallConv, bool isVarArg,
2068 const SmallVectorImpl<ISD::InputArg> &Ins, const SDLoc &dl,
2069 SelectionDAG &DAG, SmallVectorImpl<SDValue> &InVals) const {
2070 MachineFunction &MF = DAG.getMachineFunction();
2071 const DataLayout &DL = DAG.getDataLayout();
2072 auto PtrVT = getPointerTy(DAG.getDataLayout());
2073
2074 const Function *F = MF.getFunction();
2075 const AttributeSet &PAL = F->getAttributes();
2076 const TargetLowering *TLI = STI.getTargetLowering();
2077
2078 SDValue Root = DAG.getRoot();
2079 std::vector<SDValue> OutChains;
2080
2081 bool isKernel = llvm::isKernelFunction(*F);
2082 bool isABI = (STI.getSmVersion() >= 20);
2083 assert(isABI && "Non-ABI compilation is not supported")((isABI && "Non-ABI compilation is not supported") ? static_cast
<void> (0) : __assert_fail ("isABI && \"Non-ABI compilation is not supported\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 2083, __PRETTY_FUNCTION__));
2084 if (!isABI)
2085 return Chain;
2086
2087 std::vector<Type *> argTypes;
2088 std::vector<const Argument *> theArgs;
2089 for (const Argument &I : F->args()) {
2090 theArgs.push_back(&I);
2091 argTypes.push_back(I.getType());
2092 }
2093 // argTypes.size() (or theArgs.size()) and Ins.size() need not match.
2094 // Ins.size() will be larger
2095 // * if there is an aggregate argument with multiple fields (each field
2096 // showing up separately in Ins)
2097 // * if there is a vector argument with more than typical vector-length
2098 // elements (generally if more than 4) where each vector element is
2099 // individually present in Ins.
2100 // So a different index should be used for indexing into Ins.
2101 // See similar issue in LowerCall.
2102 unsigned InsIdx = 0;
2103
2104 int idx = 0;
2105 for (unsigned i = 0, e = theArgs.size(); i != e; ++i, ++idx, ++InsIdx) {
2106 Type *Ty = argTypes[i];
2107
2108 // If the kernel argument is image*_t or sampler_t, convert it to
2109 // a i32 constant holding the parameter position. This can later
2110 // matched in the AsmPrinter to output the correct mangled name.
2111 if (isImageOrSamplerVal(
2112 theArgs[i],
2113 (theArgs[i]->getParent() ? theArgs[i]->getParent()->getParent()
2114 : nullptr))) {
2115 assert(isKernel && "Only kernels can have image/sampler params")((isKernel && "Only kernels can have image/sampler params"
) ? static_cast<void> (0) : __assert_fail ("isKernel && \"Only kernels can have image/sampler params\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 2115, __PRETTY_FUNCTION__));
2116 InVals.push_back(DAG.getConstant(i + 1, dl, MVT::i32));
2117 continue;
2118 }
2119
2120 if (theArgs[i]->use_empty()) {
2121 // argument is dead
2122 if (Ty->isAggregateType()) {
2123 SmallVector<EVT, 16> vtparts;
2124
2125 ComputePTXValueVTs(*this, DAG.getDataLayout(), Ty, vtparts);
2126 assert(vtparts.size() > 0 && "empty aggregate type not expected")((vtparts.size() > 0 && "empty aggregate type not expected"
) ? static_cast<void> (0) : __assert_fail ("vtparts.size() > 0 && \"empty aggregate type not expected\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 2126, __PRETTY_FUNCTION__));
2127 for (unsigned parti = 0, parte = vtparts.size(); parti != parte;
2128 ++parti) {
2129 InVals.push_back(DAG.getNode(ISD::UNDEF, dl, Ins[InsIdx].VT));
2130 ++InsIdx;
2131 }
2132 if (vtparts.size() > 0)
2133 --InsIdx;
2134 continue;
2135 }
2136 if (Ty->isVectorTy()) {
2137 EVT ObjectVT = getValueType(DL, Ty);
2138 unsigned NumRegs = TLI->getNumRegisters(F->getContext(), ObjectVT);
2139 for (unsigned parti = 0; parti < NumRegs; ++parti) {
2140 InVals.push_back(DAG.getNode(ISD::UNDEF, dl, Ins[InsIdx].VT));
2141 ++InsIdx;
2142 }
2143 if (NumRegs > 0)
2144 --InsIdx;
2145 continue;
2146 }
2147 InVals.push_back(DAG.getNode(ISD::UNDEF, dl, Ins[InsIdx].VT));
2148 continue;
2149 }
2150
2151 // In the following cases, assign a node order of "idx+1"
2152 // to newly created nodes. The SDNodes for params have to
2153 // appear in the same order as their order of appearance
2154 // in the original function. "idx+1" holds that order.
2155 if (!PAL.hasAttribute(i + 1, Attribute::ByVal)) {
2156 if (Ty->isAggregateType()) {
2157 SmallVector<EVT, 16> vtparts;
2158 SmallVector<uint64_t, 16> offsets;
2159
2160 // NOTE: Here, we lose the ability to issue vector loads for vectors
2161 // that are a part of a struct. This should be investigated in the
2162 // future.
2163 ComputePTXValueVTs(*this, DAG.getDataLayout(), Ty, vtparts, &offsets,
2164 0);
2165 assert(vtparts.size() > 0 && "empty aggregate type not expected")((vtparts.size() > 0 && "empty aggregate type not expected"
) ? static_cast<void> (0) : __assert_fail ("vtparts.size() > 0 && \"empty aggregate type not expected\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 2165, __PRETTY_FUNCTION__));
2166 bool aggregateIsPacked = false;
2167 if (StructType *STy = llvm::dyn_cast<StructType>(Ty))
2168 aggregateIsPacked = STy->isPacked();
2169
2170 SDValue Arg = getParamSymbol(DAG, idx, PtrVT);
2171 for (unsigned parti = 0, parte = vtparts.size(); parti != parte;
2172 ++parti) {
2173 EVT partVT = vtparts[parti];
2174 Value *srcValue = Constant::getNullValue(
2175 PointerType::get(partVT.getTypeForEVT(F->getContext()),
2176 llvm::ADDRESS_SPACE_PARAM));
2177 SDValue srcAddr =
2178 DAG.getNode(ISD::ADD, dl, PtrVT, Arg,
2179 DAG.getConstant(offsets[parti], dl, PtrVT));
2180 unsigned partAlign = aggregateIsPacked
2181 ? 1
2182 : DL.getABITypeAlignment(
2183 partVT.getTypeForEVT(F->getContext()));
2184 SDValue p;
2185 if (Ins[InsIdx].VT.getSizeInBits() > partVT.getSizeInBits()) {
2186 ISD::LoadExtType ExtOp = Ins[InsIdx].Flags.isSExt() ?
2187 ISD::SEXTLOAD : ISD::ZEXTLOAD;
2188 p = DAG.getExtLoad(ExtOp, dl, Ins[InsIdx].VT, Root, srcAddr,
2189 MachinePointerInfo(srcValue), partVT, false,
2190 false, false, partAlign);
2191 } else {
2192 p = DAG.getLoad(partVT, dl, Root, srcAddr,
2193 MachinePointerInfo(srcValue), false, false, false,
2194 partAlign);
2195 }
2196 if (p.getNode())
2197 p.getNode()->setIROrder(idx + 1);
2198 InVals.push_back(p);
2199 ++InsIdx;
2200 }
2201 if (vtparts.size() > 0)
2202 --InsIdx;
2203 continue;
2204 }
2205 if (Ty->isVectorTy()) {
2206 EVT ObjectVT = getValueType(DL, Ty);
2207 SDValue Arg = getParamSymbol(DAG, idx, PtrVT);
2208 unsigned NumElts = ObjectVT.getVectorNumElements();
2209 assert(TLI->getNumRegisters(F->getContext(), ObjectVT) == NumElts &&((TLI->getNumRegisters(F->getContext(), ObjectVT) == NumElts
&& "Vector was not scalarized") ? static_cast<void
> (0) : __assert_fail ("TLI->getNumRegisters(F->getContext(), ObjectVT) == NumElts && \"Vector was not scalarized\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 2210, __PRETTY_FUNCTION__))
2210 "Vector was not scalarized")((TLI->getNumRegisters(F->getContext(), ObjectVT) == NumElts
&& "Vector was not scalarized") ? static_cast<void
> (0) : __assert_fail ("TLI->getNumRegisters(F->getContext(), ObjectVT) == NumElts && \"Vector was not scalarized\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 2210, __PRETTY_FUNCTION__));
2211 EVT EltVT = ObjectVT.getVectorElementType();
2212
2213 // V1 load
2214 // f32 = load ...
2215 if (NumElts == 1) {
2216 // We only have one element, so just directly load it
2217 Value *SrcValue = Constant::getNullValue(PointerType::get(
2218 EltVT.getTypeForEVT(F->getContext()), llvm::ADDRESS_SPACE_PARAM));
2219 SDValue P = DAG.getLoad(
2220 EltVT, dl, Root, Arg, MachinePointerInfo(SrcValue), false, false,
2221 true,
2222 DL.getABITypeAlignment(EltVT.getTypeForEVT(F->getContext())));
2223 if (P.getNode())
2224 P.getNode()->setIROrder(idx + 1);
2225
2226 if (Ins[InsIdx].VT.getSizeInBits() > EltVT.getSizeInBits())
2227 P = DAG.getNode(ISD::ANY_EXTEND, dl, Ins[InsIdx].VT, P);
2228 InVals.push_back(P);
2229 ++InsIdx;
2230 } else if (NumElts == 2) {
2231 // V2 load
2232 // f32,f32 = load ...
2233 EVT VecVT = EVT::getVectorVT(F->getContext(), EltVT, 2);
2234 Value *SrcValue = Constant::getNullValue(PointerType::get(
2235 VecVT.getTypeForEVT(F->getContext()), llvm::ADDRESS_SPACE_PARAM));
2236 SDValue P = DAG.getLoad(
2237 VecVT, dl, Root, Arg, MachinePointerInfo(SrcValue), false, false,
2238 true,
2239 DL.getABITypeAlignment(VecVT.getTypeForEVT(F->getContext())));
2240 if (P.getNode())
2241 P.getNode()->setIROrder(idx + 1);
2242
2243 SDValue Elt0 = DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl, EltVT, P,
2244 DAG.getIntPtrConstant(0, dl));
2245 SDValue Elt1 = DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl, EltVT, P,
2246 DAG.getIntPtrConstant(1, dl));
2247
2248 if (Ins[InsIdx].VT.getSizeInBits() > EltVT.getSizeInBits()) {
2249 Elt0 = DAG.getNode(ISD::ANY_EXTEND, dl, Ins[InsIdx].VT, Elt0);
2250 Elt1 = DAG.getNode(ISD::ANY_EXTEND, dl, Ins[InsIdx].VT, Elt1);
2251 }
2252
2253 InVals.push_back(Elt0);
2254 InVals.push_back(Elt1);
2255 InsIdx += 2;
2256 } else {
2257 // V4 loads
2258 // We have at least 4 elements (<3 x Ty> expands to 4 elements) and
2259 // the
2260 // vector will be expanded to a power of 2 elements, so we know we can
2261 // always round up to the next multiple of 4 when creating the vector
2262 // loads.
2263 // e.g. 4 elem => 1 ld.v4
2264 // 6 elem => 2 ld.v4
2265 // 8 elem => 2 ld.v4
2266 // 11 elem => 3 ld.v4
2267 unsigned VecSize = 4;
2268 if (EltVT.getSizeInBits() == 64) {
2269 VecSize = 2;
2270 }
2271 EVT VecVT = EVT::getVectorVT(F->getContext(), EltVT, VecSize);
2272 unsigned Ofst = 0;
2273 for (unsigned i = 0; i < NumElts; i += VecSize) {
2274 Value *SrcValue = Constant::getNullValue(
2275 PointerType::get(VecVT.getTypeForEVT(F->getContext()),
2276 llvm::ADDRESS_SPACE_PARAM));
2277 SDValue SrcAddr = DAG.getNode(ISD::ADD, dl, PtrVT, Arg,
2278 DAG.getConstant(Ofst, dl, PtrVT));
2279 SDValue P = DAG.getLoad(
2280 VecVT, dl, Root, SrcAddr, MachinePointerInfo(SrcValue), false,
2281 false, true,
2282 DL.getABITypeAlignment(VecVT.getTypeForEVT(F->getContext())));
2283 if (P.getNode())
2284 P.getNode()->setIROrder(idx + 1);
2285
2286 for (unsigned j = 0; j < VecSize; ++j) {
2287 if (i + j >= NumElts)
2288 break;
2289 SDValue Elt = DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl, EltVT, P,
2290 DAG.getIntPtrConstant(j, dl));
2291 if (Ins[InsIdx].VT.getSizeInBits() > EltVT.getSizeInBits())
2292 Elt = DAG.getNode(ISD::ANY_EXTEND, dl, Ins[InsIdx].VT, Elt);
2293 InVals.push_back(Elt);
2294 }
2295 Ofst += DL.getTypeAllocSize(VecVT.getTypeForEVT(F->getContext()));
2296 }
2297 InsIdx += NumElts;
2298 }
2299
2300 if (NumElts > 0)
2301 --InsIdx;
2302 continue;
2303 }
2304 // A plain scalar.
2305 EVT ObjectVT = getValueType(DL, Ty);
2306 // If ABI, load from the param symbol
2307 SDValue Arg = getParamSymbol(DAG, idx, PtrVT);
2308 Value *srcValue = Constant::getNullValue(PointerType::get(
2309 ObjectVT.getTypeForEVT(F->getContext()), llvm::ADDRESS_SPACE_PARAM));
2310 SDValue p;
2311 if (ObjectVT.getSizeInBits() < Ins[InsIdx].VT.getSizeInBits()) {
2312 ISD::LoadExtType ExtOp = Ins[InsIdx].Flags.isSExt() ?
2313 ISD::SEXTLOAD : ISD::ZEXTLOAD;
2314 p = DAG.getExtLoad(
2315 ExtOp, dl, Ins[InsIdx].VT, Root, Arg, MachinePointerInfo(srcValue),
2316 ObjectVT, false, false, false,
2317 DL.getABITypeAlignment(ObjectVT.getTypeForEVT(F->getContext())));
2318 } else {
2319 p = DAG.getLoad(
2320 Ins[InsIdx].VT, dl, Root, Arg, MachinePointerInfo(srcValue), false,
2321 false, false,
2322 DL.getABITypeAlignment(ObjectVT.getTypeForEVT(F->getContext())));
2323 }
2324 if (p.getNode())
2325 p.getNode()->setIROrder(idx + 1);
2326 InVals.push_back(p);
2327 continue;
2328 }
2329
2330 // Param has ByVal attribute
2331 // Return MoveParam(param symbol).
2332 // Ideally, the param symbol can be returned directly,
2333 // but when SDNode builder decides to use it in a CopyToReg(),
2334 // machine instruction fails because TargetExternalSymbol
2335 // (not lowered) is target dependent, and CopyToReg assumes
2336 // the source is lowered.
2337 EVT ObjectVT = getValueType(DL, Ty);
2338 assert(ObjectVT == Ins[InsIdx].VT &&((ObjectVT == Ins[InsIdx].VT && "Ins type did not match function type"
) ? static_cast<void> (0) : __assert_fail ("ObjectVT == Ins[InsIdx].VT && \"Ins type did not match function type\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 2339, __PRETTY_FUNCTION__))
2339 "Ins type did not match function type")((ObjectVT == Ins[InsIdx].VT && "Ins type did not match function type"
) ? static_cast<void> (0) : __assert_fail ("ObjectVT == Ins[InsIdx].VT && \"Ins type did not match function type\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 2339, __PRETTY_FUNCTION__));
2340 SDValue Arg = getParamSymbol(DAG, idx, PtrVT);
2341 SDValue p = DAG.getNode(NVPTXISD::MoveParam, dl, ObjectVT, Arg);
2342 if (p.getNode())
2343 p.getNode()->setIROrder(idx + 1);
2344 if (isKernel)
2345 InVals.push_back(p);
2346 else {
2347 SDValue p2 = DAG.getNode(
2348 ISD::INTRINSIC_WO_CHAIN, dl, ObjectVT,
2349 DAG.getConstant(Intrinsic::nvvm_ptr_local_to_gen, dl, MVT::i32), p);
2350 InVals.push_back(p2);
2351 }
2352 }
2353
2354 // Clang will check explicit VarArg and issue error if any. However, Clang
2355 // will let code with
2356 // implicit var arg like f() pass. See bug 617733.
2357 // We treat this case as if the arg list is empty.
2358 // if (F.isVarArg()) {
2359 // assert(0 && "VarArg not supported yet!");
2360 //}
2361
2362 if (!OutChains.empty())
2363 DAG.setRoot(DAG.getNode(ISD::TokenFactor, dl, MVT::Other, OutChains));
2364
2365 return Chain;
2366}
2367
2368SDValue
2369NVPTXTargetLowering::LowerReturn(SDValue Chain, CallingConv::ID CallConv,
2370 bool isVarArg,
2371 const SmallVectorImpl<ISD::OutputArg> &Outs,
2372 const SmallVectorImpl<SDValue> &OutVals,
2373 const SDLoc &dl, SelectionDAG &DAG) const {
2374 MachineFunction &MF = DAG.getMachineFunction();
2375 const Function *F = MF.getFunction();
2376 Type *RetTy = F->getReturnType();
2377 const DataLayout &TD = DAG.getDataLayout();
2378
2379 bool isABI = (STI.getSmVersion() >= 20);
2380 assert(isABI && "Non-ABI compilation is not supported")((isABI && "Non-ABI compilation is not supported") ? static_cast
<void> (0) : __assert_fail ("isABI && \"Non-ABI compilation is not supported\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 2380, __PRETTY_FUNCTION__));
2381 if (!isABI)
2382 return Chain;
2383
2384 if (VectorType *VTy = dyn_cast<VectorType>(RetTy)) {
2385 // If we have a vector type, the OutVals array will be the scalarized
2386 // components and we have combine them into 1 or more vector stores.
2387 unsigned NumElts = VTy->getNumElements();
2388 assert(NumElts == Outs.size() && "Bad scalarization of return value")((NumElts == Outs.size() && "Bad scalarization of return value"
) ? static_cast<void> (0) : __assert_fail ("NumElts == Outs.size() && \"Bad scalarization of return value\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 2388, __PRETTY_FUNCTION__));
2389
2390 // const_cast can be removed in later LLVM versions
2391 EVT EltVT = getValueType(TD, RetTy).getVectorElementType();
2392 bool NeedExtend = false;
2393 if (EltVT.getSizeInBits() < 16)
2394 NeedExtend = true;
2395
2396 // V1 store
2397 if (NumElts == 1) {
2398 SDValue StoreVal = OutVals[0];
2399 // We only have one element, so just directly store it
2400 if (NeedExtend)
2401 StoreVal = DAG.getNode(ISD::ZERO_EXTEND, dl, MVT::i16, StoreVal);
2402 SDValue Ops[] = { Chain, DAG.getConstant(0, dl, MVT::i32), StoreVal };
2403 Chain = DAG.getMemIntrinsicNode(NVPTXISD::StoreRetval, dl,
2404 DAG.getVTList(MVT::Other), Ops,
2405 EltVT, MachinePointerInfo());
2406
2407 } else if (NumElts == 2) {
2408 // V2 store
2409 SDValue StoreVal0 = OutVals[0];
2410 SDValue StoreVal1 = OutVals[1];
2411
2412 if (NeedExtend) {
2413 StoreVal0 = DAG.getNode(ISD::ZERO_EXTEND, dl, MVT::i16, StoreVal0);
2414 StoreVal1 = DAG.getNode(ISD::ZERO_EXTEND, dl, MVT::i16, StoreVal1);
2415 }
2416
2417 SDValue Ops[] = { Chain, DAG.getConstant(0, dl, MVT::i32), StoreVal0,
2418 StoreVal1 };
2419 Chain = DAG.getMemIntrinsicNode(NVPTXISD::StoreRetvalV2, dl,
2420 DAG.getVTList(MVT::Other), Ops,
2421 EltVT, MachinePointerInfo());
2422 } else {
2423 // V4 stores
2424 // We have at least 4 elements (<3 x Ty> expands to 4 elements) and the
2425 // vector will be expanded to a power of 2 elements, so we know we can
2426 // always round up to the next multiple of 4 when creating the vector
2427 // stores.
2428 // e.g. 4 elem => 1 st.v4
2429 // 6 elem => 2 st.v4
2430 // 8 elem => 2 st.v4
2431 // 11 elem => 3 st.v4
2432
2433 unsigned VecSize = 4;
2434 if (OutVals[0].getValueType().getSizeInBits() == 64)
2435 VecSize = 2;
2436
2437 unsigned Offset = 0;
2438
2439 EVT VecVT =
2440 EVT::getVectorVT(F->getContext(), EltVT, VecSize);
2441 unsigned PerStoreOffset =
2442 TD.getTypeAllocSize(VecVT.getTypeForEVT(F->getContext()));
2443
2444 for (unsigned i = 0; i < NumElts; i += VecSize) {
2445 // Get values
2446 SDValue StoreVal;
2447 SmallVector<SDValue, 8> Ops;
2448 Ops.push_back(Chain);
2449 Ops.push_back(DAG.getConstant(Offset, dl, MVT::i32));
2450 unsigned Opc = NVPTXISD::StoreRetvalV2;
2451 EVT ExtendedVT = (NeedExtend) ? MVT::i16 : OutVals[0].getValueType();
2452
2453 StoreVal = OutVals[i];
2454 if (NeedExtend)
2455 StoreVal = DAG.getNode(ISD::ZERO_EXTEND, dl, ExtendedVT, StoreVal);
2456 Ops.push_back(StoreVal);
2457
2458 if (i + 1 < NumElts) {
2459 StoreVal = OutVals[i + 1];
2460 if (NeedExtend)
2461 StoreVal = DAG.getNode(ISD::ZERO_EXTEND, dl, ExtendedVT, StoreVal);
2462 } else {
2463 StoreVal = DAG.getUNDEF(ExtendedVT);
2464 }
2465 Ops.push_back(StoreVal);
2466
2467 if (VecSize == 4) {
2468 Opc = NVPTXISD::StoreRetvalV4;
2469 if (i + 2 < NumElts) {
2470 StoreVal = OutVals[i + 2];
2471 if (NeedExtend)
2472 StoreVal =
2473 DAG.getNode(ISD::ZERO_EXTEND, dl, ExtendedVT, StoreVal);
2474 } else {
2475 StoreVal = DAG.getUNDEF(ExtendedVT);
2476 }
2477 Ops.push_back(StoreVal);
2478
2479 if (i + 3 < NumElts) {
2480 StoreVal = OutVals[i + 3];
2481 if (NeedExtend)
2482 StoreVal =
2483 DAG.getNode(ISD::ZERO_EXTEND, dl, ExtendedVT, StoreVal);
2484 } else {
2485 StoreVal = DAG.getUNDEF(ExtendedVT);
2486 }
2487 Ops.push_back(StoreVal);
2488 }
2489
2490 // Chain = DAG.getNode(Opc, dl, MVT::Other, &Ops[0], Ops.size());
2491 Chain =
2492 DAG.getMemIntrinsicNode(Opc, dl, DAG.getVTList(MVT::Other), Ops,
2493 EltVT, MachinePointerInfo());
2494 Offset += PerStoreOffset;
2495 }
2496 }
2497 } else {
2498 SmallVector<EVT, 16> ValVTs;
2499 SmallVector<uint64_t, 16> Offsets;
2500 ComputePTXValueVTs(*this, DAG.getDataLayout(), RetTy, ValVTs, &Offsets, 0);
2501 assert(ValVTs.size() == OutVals.size() && "Bad return value decomposition")((ValVTs.size() == OutVals.size() && "Bad return value decomposition"
) ? static_cast<void> (0) : __assert_fail ("ValVTs.size() == OutVals.size() && \"Bad return value decomposition\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 2501, __PRETTY_FUNCTION__));
2502
2503 for (unsigned i = 0, e = Outs.size(); i != e; ++i) {
2504 SDValue theVal = OutVals[i];
2505 EVT TheValType = theVal.getValueType();
2506 unsigned numElems = 1;
2507 if (TheValType.isVector())
2508 numElems = TheValType.getVectorNumElements();
2509 for (unsigned j = 0, je = numElems; j != je; ++j) {
2510 SDValue TmpVal = theVal;
2511 if (TheValType.isVector())
2512 TmpVal = DAG.getNode(ISD::EXTRACT_VECTOR_ELT, dl,
2513 TheValType.getVectorElementType(), TmpVal,
2514 DAG.getIntPtrConstant(j, dl));
2515 EVT TheStoreType = ValVTs[i];
2516 if (RetTy->isIntegerTy() && TD.getTypeAllocSizeInBits(RetTy) < 32) {
2517 // The following zero-extension is for integer types only, and
2518 // specifically not for aggregates.
2519 TmpVal = DAG.getNode(ISD::ZERO_EXTEND, dl, MVT::i32, TmpVal);
2520 TheStoreType = MVT::i32;
2521 }
2522 else if (TmpVal.getValueType().getSizeInBits() < 16)
2523 TmpVal = DAG.getNode(ISD::ANY_EXTEND, dl, MVT::i16, TmpVal);
2524
2525 SDValue Ops[] = {
2526 Chain,
2527 DAG.getConstant(Offsets[i], dl, MVT::i32),
2528 TmpVal };
2529 Chain = DAG.getMemIntrinsicNode(NVPTXISD::StoreRetval, dl,
2530 DAG.getVTList(MVT::Other), Ops,
2531 TheStoreType,
2532 MachinePointerInfo());
2533 }
2534 }
2535 }
2536
2537 return DAG.getNode(NVPTXISD::RET_FLAG, dl, MVT::Other, Chain);
2538}
2539
2540
2541void NVPTXTargetLowering::LowerAsmOperandForConstraint(
2542 SDValue Op, std::string &Constraint, std::vector<SDValue> &Ops,
2543 SelectionDAG &DAG) const {
2544 if (Constraint.length() > 1)
2545 return;
2546 else
2547 TargetLowering::LowerAsmOperandForConstraint(Op, Constraint, Ops, DAG);
2548}
2549
2550static unsigned getOpcForTextureInstr(unsigned Intrinsic) {
2551 switch (Intrinsic) {
2552 default:
2553 return 0;
2554
2555 case Intrinsic::nvvm_tex_1d_v4f32_s32:
2556 return NVPTXISD::Tex1DFloatS32;
2557 case Intrinsic::nvvm_tex_1d_v4f32_f32:
2558 return NVPTXISD::Tex1DFloatFloat;
2559 case Intrinsic::nvvm_tex_1d_level_v4f32_f32:
2560 return NVPTXISD::Tex1DFloatFloatLevel;
2561 case Intrinsic::nvvm_tex_1d_grad_v4f32_f32:
2562 return NVPTXISD::Tex1DFloatFloatGrad;
2563 case Intrinsic::nvvm_tex_1d_v4s32_s32:
2564 return NVPTXISD::Tex1DS32S32;
2565 case Intrinsic::nvvm_tex_1d_v4s32_f32:
2566 return NVPTXISD::Tex1DS32Float;
2567 case Intrinsic::nvvm_tex_1d_level_v4s32_f32:
2568 return NVPTXISD::Tex1DS32FloatLevel;
2569 case Intrinsic::nvvm_tex_1d_grad_v4s32_f32:
2570 return NVPTXISD::Tex1DS32FloatGrad;
2571 case Intrinsic::nvvm_tex_1d_v4u32_s32:
2572 return NVPTXISD::Tex1DU32S32;
2573 case Intrinsic::nvvm_tex_1d_v4u32_f32:
2574 return NVPTXISD::Tex1DU32Float;
2575 case Intrinsic::nvvm_tex_1d_level_v4u32_f32:
2576 return NVPTXISD::Tex1DU32FloatLevel;
2577 case Intrinsic::nvvm_tex_1d_grad_v4u32_f32:
2578 return NVPTXISD::Tex1DU32FloatGrad;
2579
2580 case Intrinsic::nvvm_tex_1d_array_v4f32_s32:
2581 return NVPTXISD::Tex1DArrayFloatS32;
2582 case Intrinsic::nvvm_tex_1d_array_v4f32_f32:
2583 return NVPTXISD::Tex1DArrayFloatFloat;
2584 case Intrinsic::nvvm_tex_1d_array_level_v4f32_f32:
2585 return NVPTXISD::Tex1DArrayFloatFloatLevel;
2586 case Intrinsic::nvvm_tex_1d_array_grad_v4f32_f32:
2587 return NVPTXISD::Tex1DArrayFloatFloatGrad;
2588 case Intrinsic::nvvm_tex_1d_array_v4s32_s32:
2589 return NVPTXISD::Tex1DArrayS32S32;
2590 case Intrinsic::nvvm_tex_1d_array_v4s32_f32:
2591 return NVPTXISD::Tex1DArrayS32Float;
2592 case Intrinsic::nvvm_tex_1d_array_level_v4s32_f32:
2593 return NVPTXISD::Tex1DArrayS32FloatLevel;
2594 case Intrinsic::nvvm_tex_1d_array_grad_v4s32_f32:
2595 return NVPTXISD::Tex1DArrayS32FloatGrad;
2596 case Intrinsic::nvvm_tex_1d_array_v4u32_s32:
2597 return NVPTXISD::Tex1DArrayU32S32;
2598 case Intrinsic::nvvm_tex_1d_array_v4u32_f32:
2599 return NVPTXISD::Tex1DArrayU32Float;
2600 case Intrinsic::nvvm_tex_1d_array_level_v4u32_f32:
2601 return NVPTXISD::Tex1DArrayU32FloatLevel;
2602 case Intrinsic::nvvm_tex_1d_array_grad_v4u32_f32:
2603 return NVPTXISD::Tex1DArrayU32FloatGrad;
2604
2605 case Intrinsic::nvvm_tex_2d_v4f32_s32:
2606 return NVPTXISD::Tex2DFloatS32;
2607 case Intrinsic::nvvm_tex_2d_v4f32_f32:
2608 return NVPTXISD::Tex2DFloatFloat;
2609 case Intrinsic::nvvm_tex_2d_level_v4f32_f32:
2610 return NVPTXISD::Tex2DFloatFloatLevel;
2611 case Intrinsic::nvvm_tex_2d_grad_v4f32_f32:
2612 return NVPTXISD::Tex2DFloatFloatGrad;
2613 case Intrinsic::nvvm_tex_2d_v4s32_s32:
2614 return NVPTXISD::Tex2DS32S32;
2615 case Intrinsic::nvvm_tex_2d_v4s32_f32:
2616 return NVPTXISD::Tex2DS32Float;
2617 case Intrinsic::nvvm_tex_2d_level_v4s32_f32:
2618 return NVPTXISD::Tex2DS32FloatLevel;
2619 case Intrinsic::nvvm_tex_2d_grad_v4s32_f32:
2620 return NVPTXISD::Tex2DS32FloatGrad;
2621 case Intrinsic::nvvm_tex_2d_v4u32_s32:
2622 return NVPTXISD::Tex2DU32S32;
2623 case Intrinsic::nvvm_tex_2d_v4u32_f32:
2624 return NVPTXISD::Tex2DU32Float;
2625 case Intrinsic::nvvm_tex_2d_level_v4u32_f32:
2626 return NVPTXISD::Tex2DU32FloatLevel;
2627 case Intrinsic::nvvm_tex_2d_grad_v4u32_f32:
2628 return NVPTXISD::Tex2DU32FloatGrad;
2629
2630 case Intrinsic::nvvm_tex_2d_array_v4f32_s32:
2631 return NVPTXISD::Tex2DArrayFloatS32;
2632 case Intrinsic::nvvm_tex_2d_array_v4f32_f32:
2633 return NVPTXISD::Tex2DArrayFloatFloat;
2634 case Intrinsic::nvvm_tex_2d_array_level_v4f32_f32:
2635 return NVPTXISD::Tex2DArrayFloatFloatLevel;
2636 case Intrinsic::nvvm_tex_2d_array_grad_v4f32_f32:
2637 return NVPTXISD::Tex2DArrayFloatFloatGrad;
2638 case Intrinsic::nvvm_tex_2d_array_v4s32_s32:
2639 return NVPTXISD::Tex2DArrayS32S32;
2640 case Intrinsic::nvvm_tex_2d_array_v4s32_f32:
2641 return NVPTXISD::Tex2DArrayS32Float;
2642 case Intrinsic::nvvm_tex_2d_array_level_v4s32_f32:
2643 return NVPTXISD::Tex2DArrayS32FloatLevel;
2644 case Intrinsic::nvvm_tex_2d_array_grad_v4s32_f32:
2645 return NVPTXISD::Tex2DArrayS32FloatGrad;
2646 case Intrinsic::nvvm_tex_2d_array_v4u32_s32:
2647 return NVPTXISD::Tex2DArrayU32S32;
2648 case Intrinsic::nvvm_tex_2d_array_v4u32_f32:
2649 return NVPTXISD::Tex2DArrayU32Float;
2650 case Intrinsic::nvvm_tex_2d_array_level_v4u32_f32:
2651 return NVPTXISD::Tex2DArrayU32FloatLevel;
2652 case Intrinsic::nvvm_tex_2d_array_grad_v4u32_f32:
2653 return NVPTXISD::Tex2DArrayU32FloatGrad;
2654
2655 case Intrinsic::nvvm_tex_3d_v4f32_s32:
2656 return NVPTXISD::Tex3DFloatS32;
2657 case Intrinsic::nvvm_tex_3d_v4f32_f32:
2658 return NVPTXISD::Tex3DFloatFloat;
2659 case Intrinsic::nvvm_tex_3d_level_v4f32_f32:
2660 return NVPTXISD::Tex3DFloatFloatLevel;
2661 case Intrinsic::nvvm_tex_3d_grad_v4f32_f32:
2662 return NVPTXISD::Tex3DFloatFloatGrad;
2663 case Intrinsic::nvvm_tex_3d_v4s32_s32:
2664 return NVPTXISD::Tex3DS32S32;
2665 case Intrinsic::nvvm_tex_3d_v4s32_f32:
2666 return NVPTXISD::Tex3DS32Float;
2667 case Intrinsic::nvvm_tex_3d_level_v4s32_f32:
2668 return NVPTXISD::Tex3DS32FloatLevel;
2669 case Intrinsic::nvvm_tex_3d_grad_v4s32_f32:
2670 return NVPTXISD::Tex3DS32FloatGrad;
2671 case Intrinsic::nvvm_tex_3d_v4u32_s32:
2672 return NVPTXISD::Tex3DU32S32;
2673 case Intrinsic::nvvm_tex_3d_v4u32_f32:
2674 return NVPTXISD::Tex3DU32Float;
2675 case Intrinsic::nvvm_tex_3d_level_v4u32_f32:
2676 return NVPTXISD::Tex3DU32FloatLevel;
2677 case Intrinsic::nvvm_tex_3d_grad_v4u32_f32:
2678 return NVPTXISD::Tex3DU32FloatGrad;
2679
2680 case Intrinsic::nvvm_tex_cube_v4f32_f32:
2681 return NVPTXISD::TexCubeFloatFloat;
2682 case Intrinsic::nvvm_tex_cube_level_v4f32_f32:
2683 return NVPTXISD::TexCubeFloatFloatLevel;
2684 case Intrinsic::nvvm_tex_cube_v4s32_f32:
2685 return NVPTXISD::TexCubeS32Float;
2686 case Intrinsic::nvvm_tex_cube_level_v4s32_f32:
2687 return NVPTXISD::TexCubeS32FloatLevel;
2688 case Intrinsic::nvvm_tex_cube_v4u32_f32:
2689 return NVPTXISD::TexCubeU32Float;
2690 case Intrinsic::nvvm_tex_cube_level_v4u32_f32:
2691 return NVPTXISD::TexCubeU32FloatLevel;
2692
2693 case Intrinsic::nvvm_tex_cube_array_v4f32_f32:
2694 return NVPTXISD::TexCubeArrayFloatFloat;
2695 case Intrinsic::nvvm_tex_cube_array_level_v4f32_f32:
2696 return NVPTXISD::TexCubeArrayFloatFloatLevel;
2697 case Intrinsic::nvvm_tex_cube_array_v4s32_f32:
2698 return NVPTXISD::TexCubeArrayS32Float;
2699 case Intrinsic::nvvm_tex_cube_array_level_v4s32_f32:
2700 return NVPTXISD::TexCubeArrayS32FloatLevel;
2701 case Intrinsic::nvvm_tex_cube_array_v4u32_f32:
2702 return NVPTXISD::TexCubeArrayU32Float;
2703 case Intrinsic::nvvm_tex_cube_array_level_v4u32_f32:
2704 return NVPTXISD::TexCubeArrayU32FloatLevel;
2705
2706 case Intrinsic::nvvm_tld4_r_2d_v4f32_f32:
2707 return NVPTXISD::Tld4R2DFloatFloat;
2708 case Intrinsic::nvvm_tld4_g_2d_v4f32_f32:
2709 return NVPTXISD::Tld4G2DFloatFloat;
2710 case Intrinsic::nvvm_tld4_b_2d_v4f32_f32:
2711 return NVPTXISD::Tld4B2DFloatFloat;
2712 case Intrinsic::nvvm_tld4_a_2d_v4f32_f32:
2713 return NVPTXISD::Tld4A2DFloatFloat;
2714 case Intrinsic::nvvm_tld4_r_2d_v4s32_f32:
2715 return NVPTXISD::Tld4R2DS64Float;
2716 case Intrinsic::nvvm_tld4_g_2d_v4s32_f32:
2717 return NVPTXISD::Tld4G2DS64Float;
2718 case Intrinsic::nvvm_tld4_b_2d_v4s32_f32:
2719 return NVPTXISD::Tld4B2DS64Float;
2720 case Intrinsic::nvvm_tld4_a_2d_v4s32_f32:
2721 return NVPTXISD::Tld4A2DS64Float;
2722 case Intrinsic::nvvm_tld4_r_2d_v4u32_f32:
2723 return NVPTXISD::Tld4R2DU64Float;
2724 case Intrinsic::nvvm_tld4_g_2d_v4u32_f32:
2725 return NVPTXISD::Tld4G2DU64Float;
2726 case Intrinsic::nvvm_tld4_b_2d_v4u32_f32:
2727 return NVPTXISD::Tld4B2DU64Float;
2728 case Intrinsic::nvvm_tld4_a_2d_v4u32_f32:
2729 return NVPTXISD::Tld4A2DU64Float;
2730
2731 case Intrinsic::nvvm_tex_unified_1d_v4f32_s32:
2732 return NVPTXISD::TexUnified1DFloatS32;
2733 case Intrinsic::nvvm_tex_unified_1d_v4f32_f32:
2734 return NVPTXISD::TexUnified1DFloatFloat;
2735 case Intrinsic::nvvm_tex_unified_1d_level_v4f32_f32:
2736 return NVPTXISD::TexUnified1DFloatFloatLevel;
2737 case Intrinsic::nvvm_tex_unified_1d_grad_v4f32_f32:
2738 return NVPTXISD::TexUnified1DFloatFloatGrad;
2739 case Intrinsic::nvvm_tex_unified_1d_v4s32_s32:
2740 return NVPTXISD::TexUnified1DS32S32;
2741 case Intrinsic::nvvm_tex_unified_1d_v4s32_f32:
2742 return NVPTXISD::TexUnified1DS32Float;
2743 case Intrinsic::nvvm_tex_unified_1d_level_v4s32_f32:
2744 return NVPTXISD::TexUnified1DS32FloatLevel;
2745 case Intrinsic::nvvm_tex_unified_1d_grad_v4s32_f32:
2746 return NVPTXISD::TexUnified1DS32FloatGrad;
2747 case Intrinsic::nvvm_tex_unified_1d_v4u32_s32:
2748 return NVPTXISD::TexUnified1DU32S32;
2749 case Intrinsic::nvvm_tex_unified_1d_v4u32_f32:
2750 return NVPTXISD::TexUnified1DU32Float;
2751 case Intrinsic::nvvm_tex_unified_1d_level_v4u32_f32:
2752 return NVPTXISD::TexUnified1DU32FloatLevel;
2753 case Intrinsic::nvvm_tex_unified_1d_grad_v4u32_f32:
2754 return NVPTXISD::TexUnified1DU32FloatGrad;
2755
2756 case Intrinsic::nvvm_tex_unified_1d_array_v4f32_s32:
2757 return NVPTXISD::TexUnified1DArrayFloatS32;
2758 case Intrinsic::nvvm_tex_unified_1d_array_v4f32_f32:
2759 return NVPTXISD::TexUnified1DArrayFloatFloat;
2760 case Intrinsic::nvvm_tex_unified_1d_array_level_v4f32_f32:
2761 return NVPTXISD::TexUnified1DArrayFloatFloatLevel;
2762 case Intrinsic::nvvm_tex_unified_1d_array_grad_v4f32_f32:
2763 return NVPTXISD::TexUnified1DArrayFloatFloatGrad;
2764 case Intrinsic::nvvm_tex_unified_1d_array_v4s32_s32:
2765 return NVPTXISD::TexUnified1DArrayS32S32;
2766 case Intrinsic::nvvm_tex_unified_1d_array_v4s32_f32:
2767 return NVPTXISD::TexUnified1DArrayS32Float;
2768 case Intrinsic::nvvm_tex_unified_1d_array_level_v4s32_f32:
2769 return NVPTXISD::TexUnified1DArrayS32FloatLevel;
2770 case Intrinsic::nvvm_tex_unified_1d_array_grad_v4s32_f32:
2771 return NVPTXISD::TexUnified1DArrayS32FloatGrad;
2772 case Intrinsic::nvvm_tex_unified_1d_array_v4u32_s32:
2773 return NVPTXISD::TexUnified1DArrayU32S32;
2774 case Intrinsic::nvvm_tex_unified_1d_array_v4u32_f32:
2775 return NVPTXISD::TexUnified1DArrayU32Float;
2776 case Intrinsic::nvvm_tex_unified_1d_array_level_v4u32_f32:
2777 return NVPTXISD::TexUnified1DArrayU32FloatLevel;
2778 case Intrinsic::nvvm_tex_unified_1d_array_grad_v4u32_f32:
2779 return NVPTXISD::TexUnified1DArrayU32FloatGrad;
2780
2781 case Intrinsic::nvvm_tex_unified_2d_v4f32_s32:
2782 return NVPTXISD::TexUnified2DFloatS32;
2783 case Intrinsic::nvvm_tex_unified_2d_v4f32_f32:
2784 return NVPTXISD::TexUnified2DFloatFloat;
2785 case Intrinsic::nvvm_tex_unified_2d_level_v4f32_f32:
2786 return NVPTXISD::TexUnified2DFloatFloatLevel;
2787 case Intrinsic::nvvm_tex_unified_2d_grad_v4f32_f32:
2788 return NVPTXISD::TexUnified2DFloatFloatGrad;
2789 case Intrinsic::nvvm_tex_unified_2d_v4s32_s32:
2790 return NVPTXISD::TexUnified2DS32S32;
2791 case Intrinsic::nvvm_tex_unified_2d_v4s32_f32:
2792 return NVPTXISD::TexUnified2DS32Float;
2793 case Intrinsic::nvvm_tex_unified_2d_level_v4s32_f32:
2794 return NVPTXISD::TexUnified2DS32FloatLevel;
2795 case Intrinsic::nvvm_tex_unified_2d_grad_v4s32_f32:
2796 return NVPTXISD::TexUnified2DS32FloatGrad;
2797 case Intrinsic::nvvm_tex_unified_2d_v4u32_s32:
2798 return NVPTXISD::TexUnified2DU32S32;
2799 case Intrinsic::nvvm_tex_unified_2d_v4u32_f32:
2800 return NVPTXISD::TexUnified2DU32Float;
2801 case Intrinsic::nvvm_tex_unified_2d_level_v4u32_f32:
2802 return NVPTXISD::TexUnified2DU32FloatLevel;
2803 case Intrinsic::nvvm_tex_unified_2d_grad_v4u32_f32:
2804 return NVPTXISD::TexUnified2DU32FloatGrad;
2805
2806 case Intrinsic::nvvm_tex_unified_2d_array_v4f32_s32:
2807 return NVPTXISD::TexUnified2DArrayFloatS32;
2808 case Intrinsic::nvvm_tex_unified_2d_array_v4f32_f32:
2809 return NVPTXISD::TexUnified2DArrayFloatFloat;
2810 case Intrinsic::nvvm_tex_unified_2d_array_level_v4f32_f32:
2811 return NVPTXISD::TexUnified2DArrayFloatFloatLevel;
2812 case Intrinsic::nvvm_tex_unified_2d_array_grad_v4f32_f32:
2813 return NVPTXISD::TexUnified2DArrayFloatFloatGrad;
2814 case Intrinsic::nvvm_tex_unified_2d_array_v4s32_s32:
2815 return NVPTXISD::TexUnified2DArrayS32S32;
2816 case Intrinsic::nvvm_tex_unified_2d_array_v4s32_f32:
2817 return NVPTXISD::TexUnified2DArrayS32Float;
2818 case Intrinsic::nvvm_tex_unified_2d_array_level_v4s32_f32:
2819 return NVPTXISD::TexUnified2DArrayS32FloatLevel;
2820 case Intrinsic::nvvm_tex_unified_2d_array_grad_v4s32_f32:
2821 return NVPTXISD::TexUnified2DArrayS32FloatGrad;
2822 case Intrinsic::nvvm_tex_unified_2d_array_v4u32_s32:
2823 return NVPTXISD::TexUnified2DArrayU32S32;
2824 case Intrinsic::nvvm_tex_unified_2d_array_v4u32_f32:
2825 return NVPTXISD::TexUnified2DArrayU32Float;
2826 case Intrinsic::nvvm_tex_unified_2d_array_level_v4u32_f32:
2827 return NVPTXISD::TexUnified2DArrayU32FloatLevel;
2828 case Intrinsic::nvvm_tex_unified_2d_array_grad_v4u32_f32:
2829 return NVPTXISD::TexUnified2DArrayU32FloatGrad;
2830
2831 case Intrinsic::nvvm_tex_unified_3d_v4f32_s32:
2832 return NVPTXISD::TexUnified3DFloatS32;
2833 case Intrinsic::nvvm_tex_unified_3d_v4f32_f32:
2834 return NVPTXISD::TexUnified3DFloatFloat;
2835 case Intrinsic::nvvm_tex_unified_3d_level_v4f32_f32:
2836 return NVPTXISD::TexUnified3DFloatFloatLevel;
2837 case Intrinsic::nvvm_tex_unified_3d_grad_v4f32_f32:
2838 return NVPTXISD::TexUnified3DFloatFloatGrad;
2839 case Intrinsic::nvvm_tex_unified_3d_v4s32_s32:
2840 return NVPTXISD::TexUnified3DS32S32;
2841 case Intrinsic::nvvm_tex_unified_3d_v4s32_f32:
2842 return NVPTXISD::TexUnified3DS32Float;
2843 case Intrinsic::nvvm_tex_unified_3d_level_v4s32_f32:
2844 return NVPTXISD::TexUnified3DS32FloatLevel;
2845 case Intrinsic::nvvm_tex_unified_3d_grad_v4s32_f32:
2846 return NVPTXISD::TexUnified3DS32FloatGrad;
2847 case Intrinsic::nvvm_tex_unified_3d_v4u32_s32:
2848 return NVPTXISD::TexUnified3DU32S32;
2849 case Intrinsic::nvvm_tex_unified_3d_v4u32_f32:
2850 return NVPTXISD::TexUnified3DU32Float;
2851 case Intrinsic::nvvm_tex_unified_3d_level_v4u32_f32:
2852 return NVPTXISD::TexUnified3DU32FloatLevel;
2853 case Intrinsic::nvvm_tex_unified_3d_grad_v4u32_f32:
2854 return NVPTXISD::TexUnified3DU32FloatGrad;
2855
2856 case Intrinsic::nvvm_tex_unified_cube_v4f32_f32:
2857 return NVPTXISD::TexUnifiedCubeFloatFloat;
2858 case Intrinsic::nvvm_tex_unified_cube_level_v4f32_f32:
2859 return NVPTXISD::TexUnifiedCubeFloatFloatLevel;
2860 case Intrinsic::nvvm_tex_unified_cube_v4s32_f32:
2861 return NVPTXISD::TexUnifiedCubeS32Float;
2862 case Intrinsic::nvvm_tex_unified_cube_level_v4s32_f32:
2863 return NVPTXISD::TexUnifiedCubeS32FloatLevel;
2864 case Intrinsic::nvvm_tex_unified_cube_v4u32_f32:
2865 return NVPTXISD::TexUnifiedCubeU32Float;
2866 case Intrinsic::nvvm_tex_unified_cube_level_v4u32_f32:
2867 return NVPTXISD::TexUnifiedCubeU32FloatLevel;
2868
2869 case Intrinsic::nvvm_tex_unified_cube_array_v4f32_f32:
2870 return NVPTXISD::TexUnifiedCubeArrayFloatFloat;
2871 case Intrinsic::nvvm_tex_unified_cube_array_level_v4f32_f32:
2872 return NVPTXISD::TexUnifiedCubeArrayFloatFloatLevel;
2873 case Intrinsic::nvvm_tex_unified_cube_array_v4s32_f32:
2874 return NVPTXISD::TexUnifiedCubeArrayS32Float;
2875 case Intrinsic::nvvm_tex_unified_cube_array_level_v4s32_f32:
2876 return NVPTXISD::TexUnifiedCubeArrayS32FloatLevel;
2877 case Intrinsic::nvvm_tex_unified_cube_array_v4u32_f32:
2878 return NVPTXISD::TexUnifiedCubeArrayU32Float;
2879 case Intrinsic::nvvm_tex_unified_cube_array_level_v4u32_f32:
2880 return NVPTXISD::TexUnifiedCubeArrayU32FloatLevel;
2881
2882 case Intrinsic::nvvm_tld4_unified_r_2d_v4f32_f32:
2883 return NVPTXISD::Tld4UnifiedR2DFloatFloat;
2884 case Intrinsic::nvvm_tld4_unified_g_2d_v4f32_f32:
2885 return NVPTXISD::Tld4UnifiedG2DFloatFloat;
2886 case Intrinsic::nvvm_tld4_unified_b_2d_v4f32_f32:
2887 return NVPTXISD::Tld4UnifiedB2DFloatFloat;
2888 case Intrinsic::nvvm_tld4_unified_a_2d_v4f32_f32:
2889 return NVPTXISD::Tld4UnifiedA2DFloatFloat;
2890 case Intrinsic::nvvm_tld4_unified_r_2d_v4s32_f32:
2891 return NVPTXISD::Tld4UnifiedR2DS64Float;
2892 case Intrinsic::nvvm_tld4_unified_g_2d_v4s32_f32:
2893 return NVPTXISD::Tld4UnifiedG2DS64Float;
2894 case Intrinsic::nvvm_tld4_unified_b_2d_v4s32_f32:
2895 return NVPTXISD::Tld4UnifiedB2DS64Float;
2896 case Intrinsic::nvvm_tld4_unified_a_2d_v4s32_f32:
2897 return NVPTXISD::Tld4UnifiedA2DS64Float;
2898 case Intrinsic::nvvm_tld4_unified_r_2d_v4u32_f32:
2899 return NVPTXISD::Tld4UnifiedR2DU64Float;
2900 case Intrinsic::nvvm_tld4_unified_g_2d_v4u32_f32:
2901 return NVPTXISD::Tld4UnifiedG2DU64Float;
2902 case Intrinsic::nvvm_tld4_unified_b_2d_v4u32_f32:
2903 return NVPTXISD::Tld4UnifiedB2DU64Float;
2904 case Intrinsic::nvvm_tld4_unified_a_2d_v4u32_f32:
2905 return NVPTXISD::Tld4UnifiedA2DU64Float;
2906 }
2907}
2908
2909static unsigned getOpcForSurfaceInstr(unsigned Intrinsic) {
2910 switch (Intrinsic) {
2911 default:
2912 return 0;
2913 case Intrinsic::nvvm_suld_1d_i8_clamp:
2914 return NVPTXISD::Suld1DI8Clamp;
2915 case Intrinsic::nvvm_suld_1d_i16_clamp:
2916 return NVPTXISD::Suld1DI16Clamp;
2917 case Intrinsic::nvvm_suld_1d_i32_clamp:
2918 return NVPTXISD::Suld1DI32Clamp;
2919 case Intrinsic::nvvm_suld_1d_i64_clamp:
2920 return NVPTXISD::Suld1DI64Clamp;
2921 case Intrinsic::nvvm_suld_1d_v2i8_clamp:
2922 return NVPTXISD::Suld1DV2I8Clamp;
2923 case Intrinsic::nvvm_suld_1d_v2i16_clamp:
2924 return NVPTXISD::Suld1DV2I16Clamp;
2925 case Intrinsic::nvvm_suld_1d_v2i32_clamp:
2926 return NVPTXISD::Suld1DV2I32Clamp;
2927 case Intrinsic::nvvm_suld_1d_v2i64_clamp:
2928 return NVPTXISD::Suld1DV2I64Clamp;
2929 case Intrinsic::nvvm_suld_1d_v4i8_clamp:
2930 return NVPTXISD::Suld1DV4I8Clamp;
2931 case Intrinsic::nvvm_suld_1d_v4i16_clamp:
2932 return NVPTXISD::Suld1DV4I16Clamp;
2933 case Intrinsic::nvvm_suld_1d_v4i32_clamp:
2934 return NVPTXISD::Suld1DV4I32Clamp;
2935 case Intrinsic::nvvm_suld_1d_array_i8_clamp:
2936 return NVPTXISD::Suld1DArrayI8Clamp;
2937 case Intrinsic::nvvm_suld_1d_array_i16_clamp:
2938 return NVPTXISD::Suld1DArrayI16Clamp;
2939 case Intrinsic::nvvm_suld_1d_array_i32_clamp:
2940 return NVPTXISD::Suld1DArrayI32Clamp;
2941 case Intrinsic::nvvm_suld_1d_array_i64_clamp:
2942 return NVPTXISD::Suld1DArrayI64Clamp;
2943 case Intrinsic::nvvm_suld_1d_array_v2i8_clamp:
2944 return NVPTXISD::Suld1DArrayV2I8Clamp;
2945 case Intrinsic::nvvm_suld_1d_array_v2i16_clamp:
2946 return NVPTXISD::Suld1DArrayV2I16Clamp;
2947 case Intrinsic::nvvm_suld_1d_array_v2i32_clamp:
2948 return NVPTXISD::Suld1DArrayV2I32Clamp;
2949 case Intrinsic::nvvm_suld_1d_array_v2i64_clamp:
2950 return NVPTXISD::Suld1DArrayV2I64Clamp;
2951 case Intrinsic::nvvm_suld_1d_array_v4i8_clamp:
2952 return NVPTXISD::Suld1DArrayV4I8Clamp;
2953 case Intrinsic::nvvm_suld_1d_array_v4i16_clamp:
2954 return NVPTXISD::Suld1DArrayV4I16Clamp;
2955 case Intrinsic::nvvm_suld_1d_array_v4i32_clamp:
2956 return NVPTXISD::Suld1DArrayV4I32Clamp;
2957 case Intrinsic::nvvm_suld_2d_i8_clamp:
2958 return NVPTXISD::Suld2DI8Clamp;
2959 case Intrinsic::nvvm_suld_2d_i16_clamp:
2960 return NVPTXISD::Suld2DI16Clamp;
2961 case Intrinsic::nvvm_suld_2d_i32_clamp:
2962 return NVPTXISD::Suld2DI32Clamp;
2963 case Intrinsic::nvvm_suld_2d_i64_clamp:
2964 return NVPTXISD::Suld2DI64Clamp;
2965 case Intrinsic::nvvm_suld_2d_v2i8_clamp:
2966 return NVPTXISD::Suld2DV2I8Clamp;
2967 case Intrinsic::nvvm_suld_2d_v2i16_clamp:
2968 return NVPTXISD::Suld2DV2I16Clamp;
2969 case Intrinsic::nvvm_suld_2d_v2i32_clamp:
2970 return NVPTXISD::Suld2DV2I32Clamp;
2971 case Intrinsic::nvvm_suld_2d_v2i64_clamp:
2972 return NVPTXISD::Suld2DV2I64Clamp;
2973 case Intrinsic::nvvm_suld_2d_v4i8_clamp:
2974 return NVPTXISD::Suld2DV4I8Clamp;
2975 case Intrinsic::nvvm_suld_2d_v4i16_clamp:
2976 return NVPTXISD::Suld2DV4I16Clamp;
2977 case Intrinsic::nvvm_suld_2d_v4i32_clamp:
2978 return NVPTXISD::Suld2DV4I32Clamp;
2979 case Intrinsic::nvvm_suld_2d_array_i8_clamp:
2980 return NVPTXISD::Suld2DArrayI8Clamp;
2981 case Intrinsic::nvvm_suld_2d_array_i16_clamp:
2982 return NVPTXISD::Suld2DArrayI16Clamp;
2983 case Intrinsic::nvvm_suld_2d_array_i32_clamp:
2984 return NVPTXISD::Suld2DArrayI32Clamp;
2985 case Intrinsic::nvvm_suld_2d_array_i64_clamp:
2986 return NVPTXISD::Suld2DArrayI64Clamp;
2987 case Intrinsic::nvvm_suld_2d_array_v2i8_clamp:
2988 return NVPTXISD::Suld2DArrayV2I8Clamp;
2989 case Intrinsic::nvvm_suld_2d_array_v2i16_clamp:
2990 return NVPTXISD::Suld2DArrayV2I16Clamp;
2991 case Intrinsic::nvvm_suld_2d_array_v2i32_clamp:
2992 return NVPTXISD::Suld2DArrayV2I32Clamp;
2993 case Intrinsic::nvvm_suld_2d_array_v2i64_clamp:
2994 return NVPTXISD::Suld2DArrayV2I64Clamp;
2995 case Intrinsic::nvvm_suld_2d_array_v4i8_clamp:
2996 return NVPTXISD::Suld2DArrayV4I8Clamp;
2997 case Intrinsic::nvvm_suld_2d_array_v4i16_clamp:
2998 return NVPTXISD::Suld2DArrayV4I16Clamp;
2999 case Intrinsic::nvvm_suld_2d_array_v4i32_clamp:
3000 return NVPTXISD::Suld2DArrayV4I32Clamp;
3001 case Intrinsic::nvvm_suld_3d_i8_clamp:
3002 return NVPTXISD::Suld3DI8Clamp;
3003 case Intrinsic::nvvm_suld_3d_i16_clamp:
3004 return NVPTXISD::Suld3DI16Clamp;
3005 case Intrinsic::nvvm_suld_3d_i32_clamp:
3006 return NVPTXISD::Suld3DI32Clamp;
3007 case Intrinsic::nvvm_suld_3d_i64_clamp:
3008 return NVPTXISD::Suld3DI64Clamp;
3009 case Intrinsic::nvvm_suld_3d_v2i8_clamp:
3010 return NVPTXISD::Suld3DV2I8Clamp;
3011 case Intrinsic::nvvm_suld_3d_v2i16_clamp:
3012 return NVPTXISD::Suld3DV2I16Clamp;
3013 case Intrinsic::nvvm_suld_3d_v2i32_clamp:
3014 return NVPTXISD::Suld3DV2I32Clamp;
3015 case Intrinsic::nvvm_suld_3d_v2i64_clamp:
3016 return NVPTXISD::Suld3DV2I64Clamp;
3017 case Intrinsic::nvvm_suld_3d_v4i8_clamp:
3018 return NVPTXISD::Suld3DV4I8Clamp;
3019 case Intrinsic::nvvm_suld_3d_v4i16_clamp:
3020 return NVPTXISD::Suld3DV4I16Clamp;
3021 case Intrinsic::nvvm_suld_3d_v4i32_clamp:
3022 return NVPTXISD::Suld3DV4I32Clamp;
3023 case Intrinsic::nvvm_suld_1d_i8_trap:
3024 return NVPTXISD::Suld1DI8Trap;
3025 case Intrinsic::nvvm_suld_1d_i16_trap:
3026 return NVPTXISD::Suld1DI16Trap;
3027 case Intrinsic::nvvm_suld_1d_i32_trap:
3028 return NVPTXISD::Suld1DI32Trap;
3029 case Intrinsic::nvvm_suld_1d_i64_trap:
3030 return NVPTXISD::Suld1DI64Trap;
3031 case Intrinsic::nvvm_suld_1d_v2i8_trap:
3032 return NVPTXISD::Suld1DV2I8Trap;
3033 case Intrinsic::nvvm_suld_1d_v2i16_trap:
3034 return NVPTXISD::Suld1DV2I16Trap;
3035 case Intrinsic::nvvm_suld_1d_v2i32_trap:
3036 return NVPTXISD::Suld1DV2I32Trap;
3037 case Intrinsic::nvvm_suld_1d_v2i64_trap:
3038 return NVPTXISD::Suld1DV2I64Trap;
3039 case Intrinsic::nvvm_suld_1d_v4i8_trap:
3040 return NVPTXISD::Suld1DV4I8Trap;
3041 case Intrinsic::nvvm_suld_1d_v4i16_trap:
3042 return NVPTXISD::Suld1DV4I16Trap;
3043 case Intrinsic::nvvm_suld_1d_v4i32_trap:
3044 return NVPTXISD::Suld1DV4I32Trap;
3045 case Intrinsic::nvvm_suld_1d_array_i8_trap:
3046 return NVPTXISD::Suld1DArrayI8Trap;
3047 case Intrinsic::nvvm_suld_1d_array_i16_trap:
3048 return NVPTXISD::Suld1DArrayI16Trap;
3049 case Intrinsic::nvvm_suld_1d_array_i32_trap:
3050 return NVPTXISD::Suld1DArrayI32Trap;
3051 case Intrinsic::nvvm_suld_1d_array_i64_trap:
3052 return NVPTXISD::Suld1DArrayI64Trap;
3053 case Intrinsic::nvvm_suld_1d_array_v2i8_trap:
3054 return NVPTXISD::Suld1DArrayV2I8Trap;
3055 case Intrinsic::nvvm_suld_1d_array_v2i16_trap:
3056 return NVPTXISD::Suld1DArrayV2I16Trap;
3057 case Intrinsic::nvvm_suld_1d_array_v2i32_trap:
3058 return NVPTXISD::Suld1DArrayV2I32Trap;
3059 case Intrinsic::nvvm_suld_1d_array_v2i64_trap:
3060 return NVPTXISD::Suld1DArrayV2I64Trap;
3061 case Intrinsic::nvvm_suld_1d_array_v4i8_trap:
3062 return NVPTXISD::Suld1DArrayV4I8Trap;
3063 case Intrinsic::nvvm_suld_1d_array_v4i16_trap:
3064 return NVPTXISD::Suld1DArrayV4I16Trap;
3065 case Intrinsic::nvvm_suld_1d_array_v4i32_trap:
3066 return NVPTXISD::Suld1DArrayV4I32Trap;
3067 case Intrinsic::nvvm_suld_2d_i8_trap:
3068 return NVPTXISD::Suld2DI8Trap;
3069 case Intrinsic::nvvm_suld_2d_i16_trap:
3070 return NVPTXISD::Suld2DI16Trap;
3071 case Intrinsic::nvvm_suld_2d_i32_trap:
3072 return NVPTXISD::Suld2DI32Trap;
3073 case Intrinsic::nvvm_suld_2d_i64_trap:
3074 return NVPTXISD::Suld2DI64Trap;
3075 case Intrinsic::nvvm_suld_2d_v2i8_trap:
3076 return NVPTXISD::Suld2DV2I8Trap;
3077 case Intrinsic::nvvm_suld_2d_v2i16_trap:
3078 return NVPTXISD::Suld2DV2I16Trap;
3079 case Intrinsic::nvvm_suld_2d_v2i32_trap:
3080 return NVPTXISD::Suld2DV2I32Trap;
3081 case Intrinsic::nvvm_suld_2d_v2i64_trap:
3082 return NVPTXISD::Suld2DV2I64Trap;
3083 case Intrinsic::nvvm_suld_2d_v4i8_trap:
3084 return NVPTXISD::Suld2DV4I8Trap;
3085 case Intrinsic::nvvm_suld_2d_v4i16_trap:
3086 return NVPTXISD::Suld2DV4I16Trap;
3087 case Intrinsic::nvvm_suld_2d_v4i32_trap:
3088 return NVPTXISD::Suld2DV4I32Trap;
3089 case Intrinsic::nvvm_suld_2d_array_i8_trap:
3090 return NVPTXISD::Suld2DArrayI8Trap;
3091 case Intrinsic::nvvm_suld_2d_array_i16_trap:
3092 return NVPTXISD::Suld2DArrayI16Trap;
3093 case Intrinsic::nvvm_suld_2d_array_i32_trap:
3094 return NVPTXISD::Suld2DArrayI32Trap;
3095 case Intrinsic::nvvm_suld_2d_array_i64_trap:
3096 return NVPTXISD::Suld2DArrayI64Trap;
3097 case Intrinsic::nvvm_suld_2d_array_v2i8_trap:
3098 return NVPTXISD::Suld2DArrayV2I8Trap;
3099 case Intrinsic::nvvm_suld_2d_array_v2i16_trap:
3100 return NVPTXISD::Suld2DArrayV2I16Trap;
3101 case Intrinsic::nvvm_suld_2d_array_v2i32_trap:
3102 return NVPTXISD::Suld2DArrayV2I32Trap;
3103 case Intrinsic::nvvm_suld_2d_array_v2i64_trap:
3104 return NVPTXISD::Suld2DArrayV2I64Trap;
3105 case Intrinsic::nvvm_suld_2d_array_v4i8_trap:
3106 return NVPTXISD::Suld2DArrayV4I8Trap;
3107 case Intrinsic::nvvm_suld_2d_array_v4i16_trap:
3108 return NVPTXISD::Suld2DArrayV4I16Trap;
3109 case Intrinsic::nvvm_suld_2d_array_v4i32_trap:
3110 return NVPTXISD::Suld2DArrayV4I32Trap;
3111 case Intrinsic::nvvm_suld_3d_i8_trap:
3112 return NVPTXISD::Suld3DI8Trap;
3113 case Intrinsic::nvvm_suld_3d_i16_trap:
3114 return NVPTXISD::Suld3DI16Trap;
3115 case Intrinsic::nvvm_suld_3d_i32_trap:
3116 return NVPTXISD::Suld3DI32Trap;
3117 case Intrinsic::nvvm_suld_3d_i64_trap:
3118 return NVPTXISD::Suld3DI64Trap;
3119 case Intrinsic::nvvm_suld_3d_v2i8_trap:
3120 return NVPTXISD::Suld3DV2I8Trap;
3121 case Intrinsic::nvvm_suld_3d_v2i16_trap:
3122 return NVPTXISD::Suld3DV2I16Trap;
3123 case Intrinsic::nvvm_suld_3d_v2i32_trap:
3124 return NVPTXISD::Suld3DV2I32Trap;
3125 case Intrinsic::nvvm_suld_3d_v2i64_trap:
3126 return NVPTXISD::Suld3DV2I64Trap;
3127 case Intrinsic::nvvm_suld_3d_v4i8_trap:
3128 return NVPTXISD::Suld3DV4I8Trap;
3129 case Intrinsic::nvvm_suld_3d_v4i16_trap:
3130 return NVPTXISD::Suld3DV4I16Trap;
3131 case Intrinsic::nvvm_suld_3d_v4i32_trap:
3132 return NVPTXISD::Suld3DV4I32Trap;
3133 case Intrinsic::nvvm_suld_1d_i8_zero:
3134 return NVPTXISD::Suld1DI8Zero;
3135 case Intrinsic::nvvm_suld_1d_i16_zero:
3136 return NVPTXISD::Suld1DI16Zero;
3137 case Intrinsic::nvvm_suld_1d_i32_zero:
3138 return NVPTXISD::Suld1DI32Zero;
3139 case Intrinsic::nvvm_suld_1d_i64_zero:
3140 return NVPTXISD::Suld1DI64Zero;
3141 case Intrinsic::nvvm_suld_1d_v2i8_zero:
3142 return NVPTXISD::Suld1DV2I8Zero;
3143 case Intrinsic::nvvm_suld_1d_v2i16_zero:
3144 return NVPTXISD::Suld1DV2I16Zero;
3145 case Intrinsic::nvvm_suld_1d_v2i32_zero:
3146 return NVPTXISD::Suld1DV2I32Zero;
3147 case Intrinsic::nvvm_suld_1d_v2i64_zero:
3148 return NVPTXISD::Suld1DV2I64Zero;
3149 case Intrinsic::nvvm_suld_1d_v4i8_zero:
3150 return NVPTXISD::Suld1DV4I8Zero;
3151 case Intrinsic::nvvm_suld_1d_v4i16_zero:
3152 return NVPTXISD::Suld1DV4I16Zero;
3153 case Intrinsic::nvvm_suld_1d_v4i32_zero:
3154 return NVPTXISD::Suld1DV4I32Zero;
3155 case Intrinsic::nvvm_suld_1d_array_i8_zero:
3156 return NVPTXISD::Suld1DArrayI8Zero;
3157 case Intrinsic::nvvm_suld_1d_array_i16_zero:
3158 return NVPTXISD::Suld1DArrayI16Zero;
3159 case Intrinsic::nvvm_suld_1d_array_i32_zero:
3160 return NVPTXISD::Suld1DArrayI32Zero;
3161 case Intrinsic::nvvm_suld_1d_array_i64_zero:
3162 return NVPTXISD::Suld1DArrayI64Zero;
3163 case Intrinsic::nvvm_suld_1d_array_v2i8_zero:
3164 return NVPTXISD::Suld1DArrayV2I8Zero;
3165 case Intrinsic::nvvm_suld_1d_array_v2i16_zero:
3166 return NVPTXISD::Suld1DArrayV2I16Zero;
3167 case Intrinsic::nvvm_suld_1d_array_v2i32_zero:
3168 return NVPTXISD::Suld1DArrayV2I32Zero;
3169 case Intrinsic::nvvm_suld_1d_array_v2i64_zero:
3170 return NVPTXISD::Suld1DArrayV2I64Zero;
3171 case Intrinsic::nvvm_suld_1d_array_v4i8_zero:
3172 return NVPTXISD::Suld1DArrayV4I8Zero;
3173 case Intrinsic::nvvm_suld_1d_array_v4i16_zero:
3174 return NVPTXISD::Suld1DArrayV4I16Zero;
3175 case Intrinsic::nvvm_suld_1d_array_v4i32_zero:
3176 return NVPTXISD::Suld1DArrayV4I32Zero;
3177 case Intrinsic::nvvm_suld_2d_i8_zero:
3178 return NVPTXISD::Suld2DI8Zero;
3179 case Intrinsic::nvvm_suld_2d_i16_zero:
3180 return NVPTXISD::Suld2DI16Zero;
3181 case Intrinsic::nvvm_suld_2d_i32_zero:
3182 return NVPTXISD::Suld2DI32Zero;
3183 case Intrinsic::nvvm_suld_2d_i64_zero:
3184 return NVPTXISD::Suld2DI64Zero;
3185 case Intrinsic::nvvm_suld_2d_v2i8_zero:
3186 return NVPTXISD::Suld2DV2I8Zero;
3187 case Intrinsic::nvvm_suld_2d_v2i16_zero:
3188 return NVPTXISD::Suld2DV2I16Zero;
3189 case Intrinsic::nvvm_suld_2d_v2i32_zero:
3190 return NVPTXISD::Suld2DV2I32Zero;
3191 case Intrinsic::nvvm_suld_2d_v2i64_zero:
3192 return NVPTXISD::Suld2DV2I64Zero;
3193 case Intrinsic::nvvm_suld_2d_v4i8_zero:
3194 return NVPTXISD::Suld2DV4I8Zero;
3195 case Intrinsic::nvvm_suld_2d_v4i16_zero:
3196 return NVPTXISD::Suld2DV4I16Zero;
3197 case Intrinsic::nvvm_suld_2d_v4i32_zero:
3198 return NVPTXISD::Suld2DV4I32Zero;
3199 case Intrinsic::nvvm_suld_2d_array_i8_zero:
3200 return NVPTXISD::Suld2DArrayI8Zero;
3201 case Intrinsic::nvvm_suld_2d_array_i16_zero:
3202 return NVPTXISD::Suld2DArrayI16Zero;
3203 case Intrinsic::nvvm_suld_2d_array_i32_zero:
3204 return NVPTXISD::Suld2DArrayI32Zero;
3205 case Intrinsic::nvvm_suld_2d_array_i64_zero:
3206 return NVPTXISD::Suld2DArrayI64Zero;
3207 case Intrinsic::nvvm_suld_2d_array_v2i8_zero:
3208 return NVPTXISD::Suld2DArrayV2I8Zero;
3209 case Intrinsic::nvvm_suld_2d_array_v2i16_zero:
3210 return NVPTXISD::Suld2DArrayV2I16Zero;
3211 case Intrinsic::nvvm_suld_2d_array_v2i32_zero:
3212 return NVPTXISD::Suld2DArrayV2I32Zero;
3213 case Intrinsic::nvvm_suld_2d_array_v2i64_zero:
3214 return NVPTXISD::Suld2DArrayV2I64Zero;
3215 case Intrinsic::nvvm_suld_2d_array_v4i8_zero:
3216 return NVPTXISD::Suld2DArrayV4I8Zero;
3217 case Intrinsic::nvvm_suld_2d_array_v4i16_zero:
3218 return NVPTXISD::Suld2DArrayV4I16Zero;
3219 case Intrinsic::nvvm_suld_2d_array_v4i32_zero:
3220 return NVPTXISD::Suld2DArrayV4I32Zero;
3221 case Intrinsic::nvvm_suld_3d_i8_zero:
3222 return NVPTXISD::Suld3DI8Zero;
3223 case Intrinsic::nvvm_suld_3d_i16_zero:
3224 return NVPTXISD::Suld3DI16Zero;
3225 case Intrinsic::nvvm_suld_3d_i32_zero:
3226 return NVPTXISD::Suld3DI32Zero;
3227 case Intrinsic::nvvm_suld_3d_i64_zero:
3228 return NVPTXISD::Suld3DI64Zero;
3229 case Intrinsic::nvvm_suld_3d_v2i8_zero:
3230 return NVPTXISD::Suld3DV2I8Zero;
3231 case Intrinsic::nvvm_suld_3d_v2i16_zero:
3232 return NVPTXISD::Suld3DV2I16Zero;
3233 case Intrinsic::nvvm_suld_3d_v2i32_zero:
3234 return NVPTXISD::Suld3DV2I32Zero;
3235 case Intrinsic::nvvm_suld_3d_v2i64_zero:
3236 return NVPTXISD::Suld3DV2I64Zero;
3237 case Intrinsic::nvvm_suld_3d_v4i8_zero:
3238 return NVPTXISD::Suld3DV4I8Zero;
3239 case Intrinsic::nvvm_suld_3d_v4i16_zero:
3240 return NVPTXISD::Suld3DV4I16Zero;
3241 case Intrinsic::nvvm_suld_3d_v4i32_zero:
3242 return NVPTXISD::Suld3DV4I32Zero;
3243 }
3244}
3245
3246// llvm.ptx.memcpy.const and llvm.ptx.memmove.const need to be modeled as
3247// TgtMemIntrinsic
3248// because we need the information that is only available in the "Value" type
3249// of destination
3250// pointer. In particular, the address space information.
3251bool NVPTXTargetLowering::getTgtMemIntrinsic(
3252 IntrinsicInfo &Info, const CallInst &I, unsigned Intrinsic) const {
3253 switch (Intrinsic) {
3254 default:
3255 return false;
3256
3257 case Intrinsic::nvvm_atomic_load_add_f32:
3258 Info.opc = ISD::INTRINSIC_W_CHAIN;
3259 Info.memVT = MVT::f32;
3260 Info.ptrVal = I.getArgOperand(0);
3261 Info.offset = 0;
3262 Info.vol = 0;
3263 Info.readMem = true;
3264 Info.writeMem = true;
3265 Info.align = 0;
3266 return true;
3267
3268 case Intrinsic::nvvm_atomic_load_inc_32:
3269 case Intrinsic::nvvm_atomic_load_dec_32:
3270 Info.opc = ISD::INTRINSIC_W_CHAIN;
3271 Info.memVT = MVT::i32;
3272 Info.ptrVal = I.getArgOperand(0);
3273 Info.offset = 0;
3274 Info.vol = 0;
3275 Info.readMem = true;
3276 Info.writeMem = true;
3277 Info.align = 0;
3278 return true;
3279
3280 case Intrinsic::nvvm_ldu_global_i:
3281 case Intrinsic::nvvm_ldu_global_f:
3282 case Intrinsic::nvvm_ldu_global_p: {
3283 auto &DL = I.getModule()->getDataLayout();
3284 Info.opc = ISD::INTRINSIC_W_CHAIN;
3285 if (Intrinsic == Intrinsic::nvvm_ldu_global_i)
3286 Info.memVT = getValueType(DL, I.getType());
3287 else if(Intrinsic == Intrinsic::nvvm_ldu_global_p)
3288 Info.memVT = getPointerTy(DL);
3289 else
3290 Info.memVT = getValueType(DL, I.getType());
3291 Info.ptrVal = I.getArgOperand(0);
3292 Info.offset = 0;
3293 Info.vol = 0;
3294 Info.readMem = true;
3295 Info.writeMem = false;
3296 Info.align = cast<ConstantInt>(I.getArgOperand(1))->getZExtValue();
3297
3298 return true;
3299 }
3300 case Intrinsic::nvvm_ldg_global_i:
3301 case Intrinsic::nvvm_ldg_global_f:
3302 case Intrinsic::nvvm_ldg_global_p: {
3303 auto &DL = I.getModule()->getDataLayout();
3304
3305 Info.opc = ISD::INTRINSIC_W_CHAIN;
3306 if (Intrinsic == Intrinsic::nvvm_ldg_global_i)
3307 Info.memVT = getValueType(DL, I.getType());
3308 else if(Intrinsic == Intrinsic::nvvm_ldg_global_p)
3309 Info.memVT = getPointerTy(DL);
3310 else
3311 Info.memVT = getValueType(DL, I.getType());
3312 Info.ptrVal = I.getArgOperand(0);
3313 Info.offset = 0;
3314 Info.vol = 0;
3315 Info.readMem = true;
3316 Info.writeMem = false;
3317 Info.align = cast<ConstantInt>(I.getArgOperand(1))->getZExtValue();
3318
3319 return true;
3320 }
3321
3322 case Intrinsic::nvvm_tex_1d_v4f32_s32:
3323 case Intrinsic::nvvm_tex_1d_v4f32_f32:
3324 case Intrinsic::nvvm_tex_1d_level_v4f32_f32:
3325 case Intrinsic::nvvm_tex_1d_grad_v4f32_f32:
3326 case Intrinsic::nvvm_tex_1d_array_v4f32_s32:
3327 case Intrinsic::nvvm_tex_1d_array_v4f32_f32:
3328 case Intrinsic::nvvm_tex_1d_array_level_v4f32_f32:
3329 case Intrinsic::nvvm_tex_1d_array_grad_v4f32_f32:
3330 case Intrinsic::nvvm_tex_2d_v4f32_s32:
3331 case Intrinsic::nvvm_tex_2d_v4f32_f32:
3332 case Intrinsic::nvvm_tex_2d_level_v4f32_f32:
3333 case Intrinsic::nvvm_tex_2d_grad_v4f32_f32:
3334 case Intrinsic::nvvm_tex_2d_array_v4f32_s32:
3335 case Intrinsic::nvvm_tex_2d_array_v4f32_f32:
3336 case Intrinsic::nvvm_tex_2d_array_level_v4f32_f32:
3337 case Intrinsic::nvvm_tex_2d_array_grad_v4f32_f32:
3338 case Intrinsic::nvvm_tex_3d_v4f32_s32:
3339 case Intrinsic::nvvm_tex_3d_v4f32_f32:
3340 case Intrinsic::nvvm_tex_3d_level_v4f32_f32:
3341 case Intrinsic::nvvm_tex_3d_grad_v4f32_f32:
3342 case Intrinsic::nvvm_tex_cube_v4f32_f32:
3343 case Intrinsic::nvvm_tex_cube_level_v4f32_f32:
3344 case Intrinsic::nvvm_tex_cube_array_v4f32_f32:
3345 case Intrinsic::nvvm_tex_cube_array_level_v4f32_f32:
3346 case Intrinsic::nvvm_tld4_r_2d_v4f32_f32:
3347 case Intrinsic::nvvm_tld4_g_2d_v4f32_f32:
3348 case Intrinsic::nvvm_tld4_b_2d_v4f32_f32:
3349 case Intrinsic::nvvm_tld4_a_2d_v4f32_f32:
3350 case Intrinsic::nvvm_tex_unified_1d_v4f32_s32:
3351 case Intrinsic::nvvm_tex_unified_1d_v4f32_f32:
3352 case Intrinsic::nvvm_tex_unified_1d_level_v4f32_f32:
3353 case Intrinsic::nvvm_tex_unified_1d_grad_v4f32_f32:
3354 case Intrinsic::nvvm_tex_unified_1d_array_v4f32_s32:
3355 case Intrinsic::nvvm_tex_unified_1d_array_v4f32_f32:
3356 case Intrinsic::nvvm_tex_unified_1d_array_level_v4f32_f32:
3357 case Intrinsic::nvvm_tex_unified_1d_array_grad_v4f32_f32:
3358 case Intrinsic::nvvm_tex_unified_2d_v4f32_s32:
3359 case Intrinsic::nvvm_tex_unified_2d_v4f32_f32:
3360 case Intrinsic::nvvm_tex_unified_2d_level_v4f32_f32:
3361 case Intrinsic::nvvm_tex_unified_2d_grad_v4f32_f32:
3362 case Intrinsic::nvvm_tex_unified_2d_array_v4f32_s32:
3363 case Intrinsic::nvvm_tex_unified_2d_array_v4f32_f32:
3364 case Intrinsic::nvvm_tex_unified_2d_array_level_v4f32_f32:
3365 case Intrinsic::nvvm_tex_unified_2d_array_grad_v4f32_f32:
3366 case Intrinsic::nvvm_tex_unified_3d_v4f32_s32:
3367 case Intrinsic::nvvm_tex_unified_3d_v4f32_f32:
3368 case Intrinsic::nvvm_tex_unified_3d_level_v4f32_f32:
3369 case Intrinsic::nvvm_tex_unified_3d_grad_v4f32_f32:
3370 case Intrinsic::nvvm_tex_unified_cube_v4f32_f32:
3371 case Intrinsic::nvvm_tex_unified_cube_level_v4f32_f32:
3372 case Intrinsic::nvvm_tex_unified_cube_array_v4f32_f32:
3373 case Intrinsic::nvvm_tex_unified_cube_array_level_v4f32_f32:
3374 case Intrinsic::nvvm_tld4_unified_r_2d_v4f32_f32:
3375 case Intrinsic::nvvm_tld4_unified_g_2d_v4f32_f32:
3376 case Intrinsic::nvvm_tld4_unified_b_2d_v4f32_f32:
3377 case Intrinsic::nvvm_tld4_unified_a_2d_v4f32_f32: {
3378 Info.opc = getOpcForTextureInstr(Intrinsic);
3379 Info.memVT = MVT::v4f32;
3380 Info.ptrVal = nullptr;
3381 Info.offset = 0;
3382 Info.vol = 0;
3383 Info.readMem = true;
3384 Info.writeMem = false;
3385 Info.align = 16;
3386 return true;
3387 }
3388 case Intrinsic::nvvm_tex_1d_v4s32_s32:
3389 case Intrinsic::nvvm_tex_1d_v4s32_f32:
3390 case Intrinsic::nvvm_tex_1d_level_v4s32_f32:
3391 case Intrinsic::nvvm_tex_1d_grad_v4s32_f32:
3392 case Intrinsic::nvvm_tex_1d_array_v4s32_s32:
3393 case Intrinsic::nvvm_tex_1d_array_v4s32_f32:
3394 case Intrinsic::nvvm_tex_1d_array_level_v4s32_f32:
3395 case Intrinsic::nvvm_tex_1d_array_grad_v4s32_f32:
3396 case Intrinsic::nvvm_tex_2d_v4s32_s32:
3397 case Intrinsic::nvvm_tex_2d_v4s32_f32:
3398 case Intrinsic::nvvm_tex_2d_level_v4s32_f32:
3399 case Intrinsic::nvvm_tex_2d_grad_v4s32_f32:
3400 case Intrinsic::nvvm_tex_2d_array_v4s32_s32:
3401 case Intrinsic::nvvm_tex_2d_array_v4s32_f32:
3402 case Intrinsic::nvvm_tex_2d_array_level_v4s32_f32:
3403 case Intrinsic::nvvm_tex_2d_array_grad_v4s32_f32:
3404 case Intrinsic::nvvm_tex_3d_v4s32_s32:
3405 case Intrinsic::nvvm_tex_3d_v4s32_f32:
3406 case Intrinsic::nvvm_tex_3d_level_v4s32_f32:
3407 case Intrinsic::nvvm_tex_3d_grad_v4s32_f32:
3408 case Intrinsic::nvvm_tex_cube_v4s32_f32:
3409 case Intrinsic::nvvm_tex_cube_level_v4s32_f32:
3410 case Intrinsic::nvvm_tex_cube_array_v4s32_f32:
3411 case Intrinsic::nvvm_tex_cube_array_level_v4s32_f32:
3412 case Intrinsic::nvvm_tex_cube_v4u32_f32:
3413 case Intrinsic::nvvm_tex_cube_level_v4u32_f32:
3414 case Intrinsic::nvvm_tex_cube_array_v4u32_f32:
3415 case Intrinsic::nvvm_tex_cube_array_level_v4u32_f32:
3416 case Intrinsic::nvvm_tex_1d_v4u32_s32:
3417 case Intrinsic::nvvm_tex_1d_v4u32_f32:
3418 case Intrinsic::nvvm_tex_1d_level_v4u32_f32:
3419 case Intrinsic::nvvm_tex_1d_grad_v4u32_f32:
3420 case Intrinsic::nvvm_tex_1d_array_v4u32_s32:
3421 case Intrinsic::nvvm_tex_1d_array_v4u32_f32:
3422 case Intrinsic::nvvm_tex_1d_array_level_v4u32_f32:
3423 case Intrinsic::nvvm_tex_1d_array_grad_v4u32_f32:
3424 case Intrinsic::nvvm_tex_2d_v4u32_s32:
3425 case Intrinsic::nvvm_tex_2d_v4u32_f32:
3426 case Intrinsic::nvvm_tex_2d_level_v4u32_f32:
3427 case Intrinsic::nvvm_tex_2d_grad_v4u32_f32:
3428 case Intrinsic::nvvm_tex_2d_array_v4u32_s32:
3429 case Intrinsic::nvvm_tex_2d_array_v4u32_f32:
3430 case Intrinsic::nvvm_tex_2d_array_level_v4u32_f32:
3431 case Intrinsic::nvvm_tex_2d_array_grad_v4u32_f32:
3432 case Intrinsic::nvvm_tex_3d_v4u32_s32:
3433 case Intrinsic::nvvm_tex_3d_v4u32_f32:
3434 case Intrinsic::nvvm_tex_3d_level_v4u32_f32:
3435 case Intrinsic::nvvm_tex_3d_grad_v4u32_f32:
3436 case Intrinsic::nvvm_tld4_r_2d_v4s32_f32:
3437 case Intrinsic::nvvm_tld4_g_2d_v4s32_f32:
3438 case Intrinsic::nvvm_tld4_b_2d_v4s32_f32:
3439 case Intrinsic::nvvm_tld4_a_2d_v4s32_f32:
3440 case Intrinsic::nvvm_tld4_r_2d_v4u32_f32:
3441 case Intrinsic::nvvm_tld4_g_2d_v4u32_f32:
3442 case Intrinsic::nvvm_tld4_b_2d_v4u32_f32:
3443 case Intrinsic::nvvm_tld4_a_2d_v4u32_f32:
3444 case Intrinsic::nvvm_tex_unified_1d_v4s32_s32:
3445 case Intrinsic::nvvm_tex_unified_1d_v4s32_f32:
3446 case Intrinsic::nvvm_tex_unified_1d_level_v4s32_f32:
3447 case Intrinsic::nvvm_tex_unified_1d_grad_v4s32_f32:
3448 case Intrinsic::nvvm_tex_unified_1d_array_v4s32_s32:
3449 case Intrinsic::nvvm_tex_unified_1d_array_v4s32_f32:
3450 case Intrinsic::nvvm_tex_unified_1d_array_level_v4s32_f32:
3451 case Intrinsic::nvvm_tex_unified_1d_array_grad_v4s32_f32:
3452 case Intrinsic::nvvm_tex_unified_2d_v4s32_s32:
3453 case Intrinsic::nvvm_tex_unified_2d_v4s32_f32:
3454 case Intrinsic::nvvm_tex_unified_2d_level_v4s32_f32:
3455 case Intrinsic::nvvm_tex_unified_2d_grad_v4s32_f32:
3456 case Intrinsic::nvvm_tex_unified_2d_array_v4s32_s32:
3457 case Intrinsic::nvvm_tex_unified_2d_array_v4s32_f32:
3458 case Intrinsic::nvvm_tex_unified_2d_array_level_v4s32_f32:
3459 case Intrinsic::nvvm_tex_unified_2d_array_grad_v4s32_f32:
3460 case Intrinsic::nvvm_tex_unified_3d_v4s32_s32:
3461 case Intrinsic::nvvm_tex_unified_3d_v4s32_f32:
3462 case Intrinsic::nvvm_tex_unified_3d_level_v4s32_f32:
3463 case Intrinsic::nvvm_tex_unified_3d_grad_v4s32_f32:
3464 case Intrinsic::nvvm_tex_unified_1d_v4u32_s32:
3465 case Intrinsic::nvvm_tex_unified_1d_v4u32_f32:
3466 case Intrinsic::nvvm_tex_unified_1d_level_v4u32_f32:
3467 case Intrinsic::nvvm_tex_unified_1d_grad_v4u32_f32:
3468 case Intrinsic::nvvm_tex_unified_1d_array_v4u32_s32:
3469 case Intrinsic::nvvm_tex_unified_1d_array_v4u32_f32:
3470 case Intrinsic::nvvm_tex_unified_1d_array_level_v4u32_f32:
3471 case Intrinsic::nvvm_tex_unified_1d_array_grad_v4u32_f32:
3472 case Intrinsic::nvvm_tex_unified_2d_v4u32_s32:
3473 case Intrinsic::nvvm_tex_unified_2d_v4u32_f32:
3474 case Intrinsic::nvvm_tex_unified_2d_level_v4u32_f32:
3475 case Intrinsic::nvvm_tex_unified_2d_grad_v4u32_f32:
3476 case Intrinsic::nvvm_tex_unified_2d_array_v4u32_s32:
3477 case Intrinsic::nvvm_tex_unified_2d_array_v4u32_f32:
3478 case Intrinsic::nvvm_tex_unified_2d_array_level_v4u32_f32:
3479 case Intrinsic::nvvm_tex_unified_2d_array_grad_v4u32_f32:
3480 case Intrinsic::nvvm_tex_unified_3d_v4u32_s32:
3481 case Intrinsic::nvvm_tex_unified_3d_v4u32_f32:
3482 case Intrinsic::nvvm_tex_unified_3d_level_v4u32_f32:
3483 case Intrinsic::nvvm_tex_unified_3d_grad_v4u32_f32:
3484 case Intrinsic::nvvm_tex_unified_cube_v4s32_f32:
3485 case Intrinsic::nvvm_tex_unified_cube_level_v4s32_f32:
3486 case Intrinsic::nvvm_tex_unified_cube_array_v4s32_f32:
3487 case Intrinsic::nvvm_tex_unified_cube_array_level_v4s32_f32:
3488 case Intrinsic::nvvm_tex_unified_cube_v4u32_f32:
3489 case Intrinsic::nvvm_tex_unified_cube_level_v4u32_f32:
3490 case Intrinsic::nvvm_tex_unified_cube_array_v4u32_f32:
3491 case Intrinsic::nvvm_tex_unified_cube_array_level_v4u32_f32:
3492 case Intrinsic::nvvm_tld4_unified_r_2d_v4s32_f32:
3493 case Intrinsic::nvvm_tld4_unified_g_2d_v4s32_f32:
3494 case Intrinsic::nvvm_tld4_unified_b_2d_v4s32_f32:
3495 case Intrinsic::nvvm_tld4_unified_a_2d_v4s32_f32:
3496 case Intrinsic::nvvm_tld4_unified_r_2d_v4u32_f32:
3497 case Intrinsic::nvvm_tld4_unified_g_2d_v4u32_f32:
3498 case Intrinsic::nvvm_tld4_unified_b_2d_v4u32_f32:
3499 case Intrinsic::nvvm_tld4_unified_a_2d_v4u32_f32: {
3500 Info.opc = getOpcForTextureInstr(Intrinsic);
3501 Info.memVT = MVT::v4i32;
3502 Info.ptrVal = nullptr;
3503 Info.offset = 0;
3504 Info.vol = 0;
3505 Info.readMem = true;
3506 Info.writeMem = false;
3507 Info.align = 16;
3508 return true;
3509 }
3510 case Intrinsic::nvvm_suld_1d_i8_clamp:
3511 case Intrinsic::nvvm_suld_1d_v2i8_clamp:
3512 case Intrinsic::nvvm_suld_1d_v4i8_clamp:
3513 case Intrinsic::nvvm_suld_1d_array_i8_clamp:
3514 case Intrinsic::nvvm_suld_1d_array_v2i8_clamp:
3515 case Intrinsic::nvvm_suld_1d_array_v4i8_clamp:
3516 case Intrinsic::nvvm_suld_2d_i8_clamp:
3517 case Intrinsic::nvvm_suld_2d_v2i8_clamp:
3518 case Intrinsic::nvvm_suld_2d_v4i8_clamp:
3519 case Intrinsic::nvvm_suld_2d_array_i8_clamp:
3520 case Intrinsic::nvvm_suld_2d_array_v2i8_clamp:
3521 case Intrinsic::nvvm_suld_2d_array_v4i8_clamp:
3522 case Intrinsic::nvvm_suld_3d_i8_clamp:
3523 case Intrinsic::nvvm_suld_3d_v2i8_clamp:
3524 case Intrinsic::nvvm_suld_3d_v4i8_clamp:
3525 case Intrinsic::nvvm_suld_1d_i8_trap:
3526 case Intrinsic::nvvm_suld_1d_v2i8_trap:
3527 case Intrinsic::nvvm_suld_1d_v4i8_trap:
3528 case Intrinsic::nvvm_suld_1d_array_i8_trap:
3529 case Intrinsic::nvvm_suld_1d_array_v2i8_trap:
3530 case Intrinsic::nvvm_suld_1d_array_v4i8_trap:
3531 case Intrinsic::nvvm_suld_2d_i8_trap:
3532 case Intrinsic::nvvm_suld_2d_v2i8_trap:
3533 case Intrinsic::nvvm_suld_2d_v4i8_trap:
3534 case Intrinsic::nvvm_suld_2d_array_i8_trap:
3535 case Intrinsic::nvvm_suld_2d_array_v2i8_trap:
3536 case Intrinsic::nvvm_suld_2d_array_v4i8_trap:
3537 case Intrinsic::nvvm_suld_3d_i8_trap:
3538 case Intrinsic::nvvm_suld_3d_v2i8_trap:
3539 case Intrinsic::nvvm_suld_3d_v4i8_trap:
3540 case Intrinsic::nvvm_suld_1d_i8_zero:
3541 case Intrinsic::nvvm_suld_1d_v2i8_zero:
3542 case Intrinsic::nvvm_suld_1d_v4i8_zero:
3543 case Intrinsic::nvvm_suld_1d_array_i8_zero:
3544 case Intrinsic::nvvm_suld_1d_array_v2i8_zero:
3545 case Intrinsic::nvvm_suld_1d_array_v4i8_zero:
3546 case Intrinsic::nvvm_suld_2d_i8_zero:
3547 case Intrinsic::nvvm_suld_2d_v2i8_zero:
3548 case Intrinsic::nvvm_suld_2d_v4i8_zero:
3549 case Intrinsic::nvvm_suld_2d_array_i8_zero:
3550 case Intrinsic::nvvm_suld_2d_array_v2i8_zero:
3551 case Intrinsic::nvvm_suld_2d_array_v4i8_zero:
3552 case Intrinsic::nvvm_suld_3d_i8_zero:
3553 case Intrinsic::nvvm_suld_3d_v2i8_zero:
3554 case Intrinsic::nvvm_suld_3d_v4i8_zero: {
3555 Info.opc = getOpcForSurfaceInstr(Intrinsic);
3556 Info.memVT = MVT::i8;
3557 Info.ptrVal = nullptr;
3558 Info.offset = 0;
3559 Info.vol = 0;
3560 Info.readMem = true;
3561 Info.writeMem = false;
3562 Info.align = 16;
3563 return true;
3564 }
3565 case Intrinsic::nvvm_suld_1d_i16_clamp:
3566 case Intrinsic::nvvm_suld_1d_v2i16_clamp:
3567 case Intrinsic::nvvm_suld_1d_v4i16_clamp:
3568 case Intrinsic::nvvm_suld_1d_array_i16_clamp:
3569 case Intrinsic::nvvm_suld_1d_array_v2i16_clamp:
3570 case Intrinsic::nvvm_suld_1d_array_v4i16_clamp:
3571 case Intrinsic::nvvm_suld_2d_i16_clamp:
3572 case Intrinsic::nvvm_suld_2d_v2i16_clamp:
3573 case Intrinsic::nvvm_suld_2d_v4i16_clamp:
3574 case Intrinsic::nvvm_suld_2d_array_i16_clamp:
3575 case Intrinsic::nvvm_suld_2d_array_v2i16_clamp:
3576 case Intrinsic::nvvm_suld_2d_array_v4i16_clamp:
3577 case Intrinsic::nvvm_suld_3d_i16_clamp:
3578 case Intrinsic::nvvm_suld_3d_v2i16_clamp:
3579 case Intrinsic::nvvm_suld_3d_v4i16_clamp:
3580 case Intrinsic::nvvm_suld_1d_i16_trap:
3581 case Intrinsic::nvvm_suld_1d_v2i16_trap:
3582 case Intrinsic::nvvm_suld_1d_v4i16_trap:
3583 case Intrinsic::nvvm_suld_1d_array_i16_trap:
3584 case Intrinsic::nvvm_suld_1d_array_v2i16_trap:
3585 case Intrinsic::nvvm_suld_1d_array_v4i16_trap:
3586 case Intrinsic::nvvm_suld_2d_i16_trap:
3587 case Intrinsic::nvvm_suld_2d_v2i16_trap:
3588 case Intrinsic::nvvm_suld_2d_v4i16_trap:
3589 case Intrinsic::nvvm_suld_2d_array_i16_trap:
3590 case Intrinsic::nvvm_suld_2d_array_v2i16_trap:
3591 case Intrinsic::nvvm_suld_2d_array_v4i16_trap:
3592 case Intrinsic::nvvm_suld_3d_i16_trap:
3593 case Intrinsic::nvvm_suld_3d_v2i16_trap:
3594 case Intrinsic::nvvm_suld_3d_v4i16_trap:
3595 case Intrinsic::nvvm_suld_1d_i16_zero:
3596 case Intrinsic::nvvm_suld_1d_v2i16_zero:
3597 case Intrinsic::nvvm_suld_1d_v4i16_zero:
3598 case Intrinsic::nvvm_suld_1d_array_i16_zero:
3599 case Intrinsic::nvvm_suld_1d_array_v2i16_zero:
3600 case Intrinsic::nvvm_suld_1d_array_v4i16_zero:
3601 case Intrinsic::nvvm_suld_2d_i16_zero:
3602 case Intrinsic::nvvm_suld_2d_v2i16_zero:
3603 case Intrinsic::nvvm_suld_2d_v4i16_zero:
3604 case Intrinsic::nvvm_suld_2d_array_i16_zero:
3605 case Intrinsic::nvvm_suld_2d_array_v2i16_zero:
3606 case Intrinsic::nvvm_suld_2d_array_v4i16_zero:
3607 case Intrinsic::nvvm_suld_3d_i16_zero:
3608 case Intrinsic::nvvm_suld_3d_v2i16_zero:
3609 case Intrinsic::nvvm_suld_3d_v4i16_zero: {
3610 Info.opc = getOpcForSurfaceInstr(Intrinsic);
3611 Info.memVT = MVT::i16;
3612 Info.ptrVal = nullptr;
3613 Info.offset = 0;
3614 Info.vol = 0;
3615 Info.readMem = true;
3616 Info.writeMem = false;
3617 Info.align = 16;
3618 return true;
3619 }
3620 case Intrinsic::nvvm_suld_1d_i32_clamp:
3621 case Intrinsic::nvvm_suld_1d_v2i32_clamp:
3622 case Intrinsic::nvvm_suld_1d_v4i32_clamp:
3623 case Intrinsic::nvvm_suld_1d_array_i32_clamp:
3624 case Intrinsic::nvvm_suld_1d_array_v2i32_clamp:
3625 case Intrinsic::nvvm_suld_1d_array_v4i32_clamp:
3626 case Intrinsic::nvvm_suld_2d_i32_clamp:
3627 case Intrinsic::nvvm_suld_2d_v2i32_clamp:
3628 case Intrinsic::nvvm_suld_2d_v4i32_clamp:
3629 case Intrinsic::nvvm_suld_2d_array_i32_clamp:
3630 case Intrinsic::nvvm_suld_2d_array_v2i32_clamp:
3631 case Intrinsic::nvvm_suld_2d_array_v4i32_clamp:
3632 case Intrinsic::nvvm_suld_3d_i32_clamp:
3633 case Intrinsic::nvvm_suld_3d_v2i32_clamp:
3634 case Intrinsic::nvvm_suld_3d_v4i32_clamp:
3635 case Intrinsic::nvvm_suld_1d_i32_trap:
3636 case Intrinsic::nvvm_suld_1d_v2i32_trap:
3637 case Intrinsic::nvvm_suld_1d_v4i32_trap:
3638 case Intrinsic::nvvm_suld_1d_array_i32_trap:
3639 case Intrinsic::nvvm_suld_1d_array_v2i32_trap:
3640 case Intrinsic::nvvm_suld_1d_array_v4i32_trap:
3641 case Intrinsic::nvvm_suld_2d_i32_trap:
3642 case Intrinsic::nvvm_suld_2d_v2i32_trap:
3643 case Intrinsic::nvvm_suld_2d_v4i32_trap:
3644 case Intrinsic::nvvm_suld_2d_array_i32_trap:
3645 case Intrinsic::nvvm_suld_2d_array_v2i32_trap:
3646 case Intrinsic::nvvm_suld_2d_array_v4i32_trap:
3647 case Intrinsic::nvvm_suld_3d_i32_trap:
3648 case Intrinsic::nvvm_suld_3d_v2i32_trap:
3649 case Intrinsic::nvvm_suld_3d_v4i32_trap:
3650 case Intrinsic::nvvm_suld_1d_i32_zero:
3651 case Intrinsic::nvvm_suld_1d_v2i32_zero:
3652 case Intrinsic::nvvm_suld_1d_v4i32_zero:
3653 case Intrinsic::nvvm_suld_1d_array_i32_zero:
3654 case Intrinsic::nvvm_suld_1d_array_v2i32_zero:
3655 case Intrinsic::nvvm_suld_1d_array_v4i32_zero:
3656 case Intrinsic::nvvm_suld_2d_i32_zero:
3657 case Intrinsic::nvvm_suld_2d_v2i32_zero:
3658 case Intrinsic::nvvm_suld_2d_v4i32_zero:
3659 case Intrinsic::nvvm_suld_2d_array_i32_zero:
3660 case Intrinsic::nvvm_suld_2d_array_v2i32_zero:
3661 case Intrinsic::nvvm_suld_2d_array_v4i32_zero:
3662 case Intrinsic::nvvm_suld_3d_i32_zero:
3663 case Intrinsic::nvvm_suld_3d_v2i32_zero:
3664 case Intrinsic::nvvm_suld_3d_v4i32_zero: {
3665 Info.opc = getOpcForSurfaceInstr(Intrinsic);
3666 Info.memVT = MVT::i32;
3667 Info.ptrVal = nullptr;
3668 Info.offset = 0;
3669 Info.vol = 0;
3670 Info.readMem = true;
3671 Info.writeMem = false;
3672 Info.align = 16;
3673 return true;
3674 }
3675 case Intrinsic::nvvm_suld_1d_i64_clamp:
3676 case Intrinsic::nvvm_suld_1d_v2i64_clamp:
3677 case Intrinsic::nvvm_suld_1d_array_i64_clamp:
3678 case Intrinsic::nvvm_suld_1d_array_v2i64_clamp:
3679 case Intrinsic::nvvm_suld_2d_i64_clamp:
3680 case Intrinsic::nvvm_suld_2d_v2i64_clamp:
3681 case Intrinsic::nvvm_suld_2d_array_i64_clamp:
3682 case Intrinsic::nvvm_suld_2d_array_v2i64_clamp:
3683 case Intrinsic::nvvm_suld_3d_i64_clamp:
3684 case Intrinsic::nvvm_suld_3d_v2i64_clamp:
3685 case Intrinsic::nvvm_suld_1d_i64_trap:
3686 case Intrinsic::nvvm_suld_1d_v2i64_trap:
3687 case Intrinsic::nvvm_suld_1d_array_i64_trap:
3688 case Intrinsic::nvvm_suld_1d_array_v2i64_trap:
3689 case Intrinsic::nvvm_suld_2d_i64_trap:
3690 case Intrinsic::nvvm_suld_2d_v2i64_trap:
3691 case Intrinsic::nvvm_suld_2d_array_i64_trap:
3692 case Intrinsic::nvvm_suld_2d_array_v2i64_trap:
3693 case Intrinsic::nvvm_suld_3d_i64_trap:
3694 case Intrinsic::nvvm_suld_3d_v2i64_trap:
3695 case Intrinsic::nvvm_suld_1d_i64_zero:
3696 case Intrinsic::nvvm_suld_1d_v2i64_zero:
3697 case Intrinsic::nvvm_suld_1d_array_i64_zero:
3698 case Intrinsic::nvvm_suld_1d_array_v2i64_zero:
3699 case Intrinsic::nvvm_suld_2d_i64_zero:
3700 case Intrinsic::nvvm_suld_2d_v2i64_zero:
3701 case Intrinsic::nvvm_suld_2d_array_i64_zero:
3702 case Intrinsic::nvvm_suld_2d_array_v2i64_zero:
3703 case Intrinsic::nvvm_suld_3d_i64_zero:
3704 case Intrinsic::nvvm_suld_3d_v2i64_zero: {
3705 Info.opc = getOpcForSurfaceInstr(Intrinsic);
3706 Info.memVT = MVT::i64;
3707 Info.ptrVal = nullptr;
3708 Info.offset = 0;
3709 Info.vol = 0;
3710 Info.readMem = true;
3711 Info.writeMem = false;
3712 Info.align = 16;
3713 return true;
3714 }
3715 }
3716 return false;
3717}
3718
3719/// isLegalAddressingMode - Return true if the addressing mode represented
3720/// by AM is legal for this target, for a load/store of the specified type.
3721/// Used to guide target specific optimizations, like loop strength reduction
3722/// (LoopStrengthReduce.cpp) and memory optimization for address mode
3723/// (CodeGenPrepare.cpp)
3724bool NVPTXTargetLowering::isLegalAddressingMode(const DataLayout &DL,
3725 const AddrMode &AM, Type *Ty,
3726 unsigned AS) const {
3727
3728 // AddrMode - This represents an addressing mode of:
3729 // BaseGV + BaseOffs + BaseReg + Scale*ScaleReg
3730 //
3731 // The legal address modes are
3732 // - [avar]
3733 // - [areg]
3734 // - [areg+immoff]
3735 // - [immAddr]
3736
3737 if (AM.BaseGV) {
3738 return !AM.BaseOffs && !AM.HasBaseReg && !AM.Scale;
3739 }
3740
3741 switch (AM.Scale) {
3742 case 0: // "r", "r+i" or "i" is allowed
3743 break;
3744 case 1:
3745 if (AM.HasBaseReg) // "r+r+i" or "r+r" is not allowed.
3746 return false;
3747 // Otherwise we have r+i.
3748 break;
3749 default:
3750 // No scale > 1 is allowed
3751 return false;
3752 }
3753 return true;
3754}
3755
3756//===----------------------------------------------------------------------===//
3757// NVPTX Inline Assembly Support
3758//===----------------------------------------------------------------------===//
3759
3760/// getConstraintType - Given a constraint letter, return the type of
3761/// constraint it is for this target.
3762NVPTXTargetLowering::ConstraintType
3763NVPTXTargetLowering::getConstraintType(StringRef Constraint) const {
3764 if (Constraint.size() == 1) {
3765 switch (Constraint[0]) {
3766 default:
3767 break;
3768 case 'b':
3769 case 'r':
3770 case 'h':
3771 case 'c':
3772 case 'l':
3773 case 'f':
3774 case 'd':
3775 case '0':
3776 case 'N':
3777 return C_RegisterClass;
3778 }
3779 }
3780 return TargetLowering::getConstraintType(Constraint);
3781}
3782
3783std::pair<unsigned, const TargetRegisterClass *>
3784NVPTXTargetLowering::getRegForInlineAsmConstraint(const TargetRegisterInfo *TRI,
3785 StringRef Constraint,
3786 MVT VT) const {
3787 if (Constraint.size() == 1) {
3788 switch (Constraint[0]) {
3789 case 'b':
3790 return std::make_pair(0U, &NVPTX::Int1RegsRegClass);
3791 case 'c':
3792 return std::make_pair(0U, &NVPTX::Int16RegsRegClass);
3793 case 'h':
3794 return std::make_pair(0U, &NVPTX::Int16RegsRegClass);
3795 case 'r':
3796 return std::make_pair(0U, &NVPTX::Int32RegsRegClass);
3797 case 'l':
3798 case 'N':
3799 return std::make_pair(0U, &NVPTX::Int64RegsRegClass);
3800 case 'f':
3801 return std::make_pair(0U, &NVPTX::Float32RegsRegClass);
3802 case 'd':
3803 return std::make_pair(0U, &NVPTX::Float64RegsRegClass);
3804 }
3805 }
3806 return TargetLowering::getRegForInlineAsmConstraint(TRI, Constraint, VT);
3807}
3808
3809//===----------------------------------------------------------------------===//
3810// NVPTX DAG Combining
3811//===----------------------------------------------------------------------===//
3812
3813bool NVPTXTargetLowering::allowFMA(MachineFunction &MF,
3814 CodeGenOpt::Level OptLevel) const {
3815 const Function *F = MF.getFunction();
3816 const TargetOptions &TO = MF.getTarget().Options;
3817
3818 // Always honor command-line argument
3819 if (FMAContractLevelOpt.getNumOccurrences() > 0) {
3820 return FMAContractLevelOpt > 0;
3821 } else if (OptLevel == 0) {
3822 // Do not contract if we're not optimizing the code
3823 return false;
3824 } else if (TO.AllowFPOpFusion == FPOpFusion::Fast || TO.UnsafeFPMath) {
3825 // Honor TargetOptions flags that explicitly say fusion is okay
3826 return true;
3827 } else if (F->hasFnAttribute("unsafe-fp-math")) {
3828 // Check for unsafe-fp-math=true coming from Clang
3829 Attribute Attr = F->getFnAttribute("unsafe-fp-math");
3830 StringRef Val = Attr.getValueAsString();
3831 if (Val == "true")
3832 return true;
3833 }
3834
3835 // We did not have a clear indication that fusion is allowed, so assume not
3836 return false;
3837}
3838
3839/// PerformADDCombineWithOperands - Try DAG combinations for an ADD with
3840/// operands N0 and N1. This is a helper for PerformADDCombine that is
3841/// called with the default operands, and if that fails, with commuted
3842/// operands.
3843static SDValue PerformADDCombineWithOperands(SDNode *N, SDValue N0, SDValue N1,
3844 TargetLowering::DAGCombinerInfo &DCI,
3845 const NVPTXSubtarget &Subtarget,
3846 CodeGenOpt::Level OptLevel) {
3847 SelectionDAG &DAG = DCI.DAG;
3848 // Skip non-integer, non-scalar case
3849 EVT VT=N0.getValueType();
3850 if (VT.isVector())
3851 return SDValue();
3852
3853 // fold (add (mul a, b), c) -> (mad a, b, c)
3854 //
3855 if (N0.getOpcode() == ISD::MUL) {
3856 assert (VT.isInteger())((VT.isInteger()) ? static_cast<void> (0) : __assert_fail
("VT.isInteger()", "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 3856, __PRETTY_FUNCTION__));
3857 // For integer:
3858 // Since integer multiply-add costs the same as integer multiply
3859 // but is more costly than integer add, do the fusion only when
3860 // the mul is only used in the add.
3861 if (OptLevel==CodeGenOpt::None || VT != MVT::i32 ||
3862 !N0.getNode()->hasOneUse())
3863 return SDValue();
3864
3865 // Do the folding
3866 return DAG.getNode(NVPTXISD::IMAD, SDLoc(N), VT,
3867 N0.getOperand(0), N0.getOperand(1), N1);
3868 }
3869 else if (N0.getOpcode() == ISD::FMUL) {
3870 if (VT == MVT::f32 || VT == MVT::f64) {
3871 const auto *TLI = static_cast<const NVPTXTargetLowering *>(
3872 &DAG.getTargetLoweringInfo());
3873 if (!TLI->allowFMA(DAG.getMachineFunction(), OptLevel))
3874 return SDValue();
3875
3876 // For floating point:
3877 // Do the fusion only when the mul has less than 5 uses and all
3878 // are add.
3879 // The heuristic is that if a use is not an add, then that use
3880 // cannot be fused into fma, therefore mul is still needed anyway.
3881 // If there are more than 4 uses, even if they are all add, fusing
3882 // them will increase register pressue.
3883 //
3884 int numUses = 0;
3885 int nonAddCount = 0;
3886 for (SDNode::use_iterator UI = N0.getNode()->use_begin(),
3887 UE = N0.getNode()->use_end();
3888 UI != UE; ++UI) {
3889 numUses++;
3890 SDNode *User = *UI;
3891 if (User->getOpcode() != ISD::FADD)
3892 ++nonAddCount;
3893 }
3894 if (numUses >= 5)
3895 return SDValue();
3896 if (nonAddCount) {
3897 int orderNo = N->getIROrder();
3898 int orderNo2 = N0.getNode()->getIROrder();
3899 // simple heuristics here for considering potential register
3900 // pressure, the logics here is that the differnce are used
3901 // to measure the distance between def and use, the longer distance
3902 // more likely cause register pressure.
3903 if (orderNo - orderNo2 < 500)
3904 return SDValue();
3905
3906 // Now, check if at least one of the FMUL's operands is live beyond the node N,
3907 // which guarantees that the FMA will not increase register pressure at node N.
3908 bool opIsLive = false;
3909 const SDNode *left = N0.getOperand(0).getNode();
3910 const SDNode *right = N0.getOperand(1).getNode();
3911
3912 if (isa<ConstantSDNode>(left) || isa<ConstantSDNode>(right))
3913 opIsLive = true;
3914
3915 if (!opIsLive)
3916 for (SDNode::use_iterator UI = left->use_begin(), UE = left->use_end(); UI != UE; ++UI) {
3917 SDNode *User = *UI;
3918 int orderNo3 = User->getIROrder();
3919 if (orderNo3 > orderNo) {
3920 opIsLive = true;
3921 break;
3922 }
3923 }
3924
3925 if (!opIsLive)
3926 for (SDNode::use_iterator UI = right->use_begin(), UE = right->use_end(); UI != UE; ++UI) {
3927 SDNode *User = *UI;
3928 int orderNo3 = User->getIROrder();
3929 if (orderNo3 > orderNo) {
3930 opIsLive = true;
3931 break;
3932 }
3933 }
3934
3935 if (!opIsLive)
3936 return SDValue();
3937 }
3938
3939 return DAG.getNode(ISD::FMA, SDLoc(N), VT,
3940 N0.getOperand(0), N0.getOperand(1), N1);
3941 }
3942 }
3943
3944 return SDValue();
3945}
3946
3947/// PerformADDCombine - Target-specific dag combine xforms for ISD::ADD.
3948///
3949static SDValue PerformADDCombine(SDNode *N,
3950 TargetLowering::DAGCombinerInfo &DCI,
3951 const NVPTXSubtarget &Subtarget,
3952 CodeGenOpt::Level OptLevel) {
3953 SDValue N0 = N->getOperand(0);
3954 SDValue N1 = N->getOperand(1);
3955
3956 // First try with the default operand order.
3957 if (SDValue Result =
3958 PerformADDCombineWithOperands(N, N0, N1, DCI, Subtarget, OptLevel))
3959 return Result;
3960
3961 // If that didn't work, try again with the operands commuted.
3962 return PerformADDCombineWithOperands(N, N1, N0, DCI, Subtarget, OptLevel);
3963}
3964
3965static SDValue PerformANDCombine(SDNode *N,
3966 TargetLowering::DAGCombinerInfo &DCI) {
3967 // The type legalizer turns a vector load of i8 values into a zextload to i16
3968 // registers, optionally ANY_EXTENDs it (if target type is integer),
3969 // and ANDs off the high 8 bits. Since we turn this load into a
3970 // target-specific DAG node, the DAG combiner fails to eliminate these AND
3971 // nodes. Do that here.
3972 SDValue Val = N->getOperand(0);
3973 SDValue Mask = N->getOperand(1);
3974
3975 if (isa<ConstantSDNode>(Val)) {
3976 std::swap(Val, Mask);
3977 }
3978
3979 SDValue AExt;
3980 // Generally, we will see zextload -> IMOV16rr -> ANY_EXTEND -> and
3981 if (Val.getOpcode() == ISD::ANY_EXTEND) {
3982 AExt = Val;
3983 Val = Val->getOperand(0);
3984 }
3985
3986 if (Val->isMachineOpcode() && Val->getMachineOpcode() == NVPTX::IMOV16rr) {
3987 Val = Val->getOperand(0);
3988 }
3989
3990 if (Val->getOpcode() == NVPTXISD::LoadV2 ||
3991 Val->getOpcode() == NVPTXISD::LoadV4) {
3992 ConstantSDNode *MaskCnst = dyn_cast<ConstantSDNode>(Mask);
3993 if (!MaskCnst) {
3994 // Not an AND with a constant
3995 return SDValue();
3996 }
3997
3998 uint64_t MaskVal = MaskCnst->getZExtValue();
3999 if (MaskVal != 0xff) {
4000 // Not an AND that chops off top 8 bits
4001 return SDValue();
4002 }
4003
4004 MemSDNode *Mem = dyn_cast<MemSDNode>(Val);
4005 if (!Mem) {
4006 // Not a MemSDNode?!?
4007 return SDValue();
4008 }
4009
4010 EVT MemVT = Mem->getMemoryVT();
4011 if (MemVT != MVT::v2i8 && MemVT != MVT::v4i8) {
4012 // We only handle the i8 case
4013 return SDValue();
4014 }
4015
4016 unsigned ExtType =
4017 cast<ConstantSDNode>(Val->getOperand(Val->getNumOperands()-1))->
4018 getZExtValue();
4019 if (ExtType == ISD::SEXTLOAD) {
4020 // If for some reason the load is a sextload, the and is needed to zero
4021 // out the high 8 bits
4022 return SDValue();
4023 }
4024
4025 bool AddTo = false;
4026 if (AExt.getNode() != 0) {
4027 // Re-insert the ext as a zext.
4028 Val = DCI.DAG.getNode(ISD::ZERO_EXTEND, SDLoc(N),
4029 AExt.getValueType(), Val);
4030 AddTo = true;
4031 }
4032
4033 // If we get here, the AND is unnecessary. Just replace it with the load
4034 DCI.CombineTo(N, Val, AddTo);
4035 }
4036
4037 return SDValue();
4038}
4039
4040static SDValue PerformSELECTCombine(SDNode *N,
4041 TargetLowering::DAGCombinerInfo &DCI) {
4042 // Currently this detects patterns for integer min and max and
4043 // lowers them to PTX-specific intrinsics that enable hardware
4044 // support.
4045
4046 const SDValue Cond = N->getOperand(0);
4047 if (Cond.getOpcode() != ISD::SETCC) return SDValue();
4048
4049 const SDValue LHS = Cond.getOperand(0);
4050 const SDValue RHS = Cond.getOperand(1);
4051 const SDValue True = N->getOperand(1);
4052 const SDValue False = N->getOperand(2);
4053 if (!(LHS == True && RHS == False) && !(LHS == False && RHS == True))
4054 return SDValue();
4055
4056 const EVT VT = N->getValueType(0);
4057 if (VT != MVT::i32 && VT != MVT::i64) return SDValue();
4058
4059 const ISD::CondCode CC = cast<CondCodeSDNode>(Cond.getOperand(2))->get();
4060 SDValue Larger; // The larger of LHS and RHS when condition is true.
4061 switch (CC) {
4062 case ISD::SETULT:
4063 case ISD::SETULE:
4064 case ISD::SETLT:
4065 case ISD::SETLE:
4066 Larger = RHS;
4067 break;
4068
4069 case ISD::SETGT:
4070 case ISD::SETGE:
4071 case ISD::SETUGT:
4072 case ISD::SETUGE:
4073 Larger = LHS;
4074 break;
4075
4076 default:
4077 return SDValue();
4078 }
4079 const bool IsMax = (Larger == True);
4080 const bool IsSigned = ISD::isSignedIntSetCC(CC);
4081
4082 unsigned IntrinsicId;
4083 if (VT == MVT::i32) {
4084 if (IsSigned)
4085 IntrinsicId = IsMax ? Intrinsic::nvvm_max_i : Intrinsic::nvvm_min_i;
4086 else
4087 IntrinsicId = IsMax ? Intrinsic::nvvm_max_ui : Intrinsic::nvvm_min_ui;
4088 } else {
4089 assert(VT == MVT::i64)((VT == MVT::i64) ? static_cast<void> (0) : __assert_fail
("VT == MVT::i64", "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 4089, __PRETTY_FUNCTION__));
4090 if (IsSigned)
4091 IntrinsicId = IsMax ? Intrinsic::nvvm_max_ll : Intrinsic::nvvm_min_ll;
4092 else
4093 IntrinsicId = IsMax ? Intrinsic::nvvm_max_ull : Intrinsic::nvvm_min_ull;
4094 }
4095
4096 SDLoc DL(N);
4097 return DCI.DAG.getNode(ISD::INTRINSIC_WO_CHAIN, DL, VT,
4098 DCI.DAG.getConstant(IntrinsicId, DL, VT), LHS, RHS);
4099}
4100
4101enum OperandSignedness {
4102 Signed = 0,
4103 Unsigned,
4104 Unknown
4105};
4106
4107/// IsMulWideOperandDemotable - Checks if the provided DAG node is an operand
4108/// that can be demoted to \p OptSize bits without loss of information. The
4109/// signedness of the operand, if determinable, is placed in \p S.
4110static bool IsMulWideOperandDemotable(SDValue Op,
4111 unsigned OptSize,
4112 OperandSignedness &S) {
4113 S = Unknown;
4114
4115 if (Op.getOpcode() == ISD::SIGN_EXTEND ||
4116 Op.getOpcode() == ISD::SIGN_EXTEND_INREG) {
4117 EVT OrigVT = Op.getOperand(0).getValueType();
4118 if (OrigVT.getSizeInBits() <= OptSize) {
4119 S = Signed;
4120 return true;
4121 }
4122 } else if (Op.getOpcode() == ISD::ZERO_EXTEND) {
4123 EVT OrigVT = Op.getOperand(0).getValueType();
4124 if (OrigVT.getSizeInBits() <= OptSize) {
4125 S = Unsigned;
4126 return true;
4127 }
4128 }
4129
4130 return false;
4131}
4132
4133/// AreMulWideOperandsDemotable - Checks if the given LHS and RHS operands can
4134/// be demoted to \p OptSize bits without loss of information. If the operands
4135/// contain a constant, it should appear as the RHS operand. The signedness of
4136/// the operands is placed in \p IsSigned.
4137static bool AreMulWideOperandsDemotable(SDValue LHS, SDValue RHS,
4138 unsigned OptSize,
4139 bool &IsSigned) {
4140
4141 OperandSignedness LHSSign;
4142
4143 // The LHS operand must be a demotable op
4144 if (!IsMulWideOperandDemotable(LHS, OptSize, LHSSign))
4145 return false;
4146
4147 // We should have been able to determine the signedness from the LHS
4148 if (LHSSign == Unknown)
4149 return false;
4150
4151 IsSigned = (LHSSign == Signed);
4152
4153 // The RHS can be a demotable op or a constant
4154 if (ConstantSDNode *CI = dyn_cast<ConstantSDNode>(RHS)) {
4155 const APInt &Val = CI->getAPIntValue();
4156 if (LHSSign == Unsigned) {
4157 return Val.isIntN(OptSize);
4158 } else {
4159 return Val.isSignedIntN(OptSize);
4160 }
4161 } else {
4162 OperandSignedness RHSSign;
4163 if (!IsMulWideOperandDemotable(RHS, OptSize, RHSSign))
4164 return false;
4165
4166 return LHSSign == RHSSign;
4167 }
4168}
4169
4170/// TryMULWIDECombine - Attempt to replace a multiply of M bits with a multiply
4171/// of M/2 bits that produces an M-bit result (i.e. mul.wide). This transform
4172/// works on both multiply DAG nodes and SHL DAG nodes with a constant shift
4173/// amount.
4174static SDValue TryMULWIDECombine(SDNode *N,
4175 TargetLowering::DAGCombinerInfo &DCI) {
4176 EVT MulType = N->getValueType(0);
4177 if (MulType != MVT::i32 && MulType != MVT::i64) {
4178 return SDValue();
4179 }
4180
4181 SDLoc DL(N);
4182 unsigned OptSize = MulType.getSizeInBits() >> 1;
4183 SDValue LHS = N->getOperand(0);
4184 SDValue RHS = N->getOperand(1);
4185
4186 // Canonicalize the multiply so the constant (if any) is on the right
4187 if (N->getOpcode() == ISD::MUL) {
4188 if (isa<ConstantSDNode>(LHS)) {
4189 std::swap(LHS, RHS);
4190 }
4191 }
4192
4193 // If we have a SHL, determine the actual multiply amount
4194 if (N->getOpcode() == ISD::SHL) {
4195 ConstantSDNode *ShlRHS = dyn_cast<ConstantSDNode>(RHS);
4196 if (!ShlRHS) {
4197 return SDValue();
4198 }
4199
4200 APInt ShiftAmt = ShlRHS->getAPIntValue();
4201 unsigned BitWidth = MulType.getSizeInBits();
4202 if (ShiftAmt.sge(0) && ShiftAmt.slt(BitWidth)) {
4203 APInt MulVal = APInt(BitWidth, 1) << ShiftAmt;
4204 RHS = DCI.DAG.getConstant(MulVal, DL, MulType);
4205 } else {
4206 return SDValue();
4207 }
4208 }
4209
4210 bool Signed;
4211 // Verify that our operands are demotable
4212 if (!AreMulWideOperandsDemotable(LHS, RHS, OptSize, Signed)) {
4213 return SDValue();
4214 }
4215
4216 EVT DemotedVT;
4217 if (MulType == MVT::i32) {
4218 DemotedVT = MVT::i16;
4219 } else {
4220 DemotedVT = MVT::i32;
4221 }
4222
4223 // Truncate the operands to the correct size. Note that these are just for
4224 // type consistency and will (likely) be eliminated in later phases.
4225 SDValue TruncLHS =
4226 DCI.DAG.getNode(ISD::TRUNCATE, DL, DemotedVT, LHS);
4227 SDValue TruncRHS =
4228 DCI.DAG.getNode(ISD::TRUNCATE, DL, DemotedVT, RHS);
4229
4230 unsigned Opc;
4231 if (Signed) {
4232 Opc = NVPTXISD::MUL_WIDE_SIGNED;
4233 } else {
4234 Opc = NVPTXISD::MUL_WIDE_UNSIGNED;
4235 }
4236
4237 return DCI.DAG.getNode(Opc, DL, MulType, TruncLHS, TruncRHS);
4238}
4239
4240/// PerformMULCombine - Runs PTX-specific DAG combine patterns on MUL nodes.
4241static SDValue PerformMULCombine(SDNode *N,
4242 TargetLowering::DAGCombinerInfo &DCI,
4243 CodeGenOpt::Level OptLevel) {
4244 if (OptLevel > 0) {
4245 // Try mul.wide combining at OptLevel > 0
4246 if (SDValue Ret = TryMULWIDECombine(N, DCI))
4247 return Ret;
4248 }
4249
4250 return SDValue();
4251}
4252
4253/// PerformSHLCombine - Runs PTX-specific DAG combine patterns on SHL nodes.
4254static SDValue PerformSHLCombine(SDNode *N,
4255 TargetLowering::DAGCombinerInfo &DCI,
4256 CodeGenOpt::Level OptLevel) {
4257 if (OptLevel > 0) {
4258 // Try mul.wide combining at OptLevel > 0
4259 if (SDValue Ret = TryMULWIDECombine(N, DCI))
4260 return Ret;
4261 }
4262
4263 return SDValue();
4264}
4265
4266SDValue NVPTXTargetLowering::PerformDAGCombine(SDNode *N,
4267 DAGCombinerInfo &DCI) const {
4268 CodeGenOpt::Level OptLevel = getTargetMachine().getOptLevel();
4269 switch (N->getOpcode()) {
4270 default: break;
4271 case ISD::ADD:
4272 case ISD::FADD:
4273 return PerformADDCombine(N, DCI, STI, OptLevel);
4274 case ISD::MUL:
4275 return PerformMULCombine(N, DCI, OptLevel);
4276 case ISD::SHL:
4277 return PerformSHLCombine(N, DCI, OptLevel);
4278 case ISD::AND:
4279 return PerformANDCombine(N, DCI);
4280 case ISD::SELECT:
4281 return PerformSELECTCombine(N, DCI);
4282 }
4283 return SDValue();
4284}
4285
4286/// ReplaceVectorLoad - Convert vector loads into multi-output scalar loads.
4287static void ReplaceLoadVector(SDNode *N, SelectionDAG &DAG,
4288 SmallVectorImpl<SDValue> &Results) {
4289 EVT ResVT = N->getValueType(0);
4290 SDLoc DL(N);
4291
4292 assert(ResVT.isVector() && "Vector load must have vector type")((ResVT.isVector() && "Vector load must have vector type"
) ? static_cast<void> (0) : __assert_fail ("ResVT.isVector() && \"Vector load must have vector type\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 4292, __PRETTY_FUNCTION__));
4293
4294 // We only handle "native" vector sizes for now, e.g. <4 x double> is not
4295 // legal. We can (and should) split that into 2 loads of <2 x double> here
4296 // but I'm leaving that as a TODO for now.
4297 assert(ResVT.isSimple() && "Can only handle simple types")((ResVT.isSimple() && "Can only handle simple types")
? static_cast<void> (0) : __assert_fail ("ResVT.isSimple() && \"Can only handle simple types\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 4297, __PRETTY_FUNCTION__));
4298 switch (ResVT.getSimpleVT().SimpleTy) {
4299 default:
4300 return;
4301 case MVT::v2i8:
4302 case MVT::v2i16:
4303 case MVT::v2i32:
4304 case MVT::v2i64:
4305 case MVT::v2f32:
4306 case MVT::v2f64:
4307 case MVT::v4i8:
4308 case MVT::v4i16:
4309 case MVT::v4i32:
4310 case MVT::v4f32:
4311 // This is a "native" vector type
4312 break;
4313 }
4314
4315 LoadSDNode *LD = cast<LoadSDNode>(N);
4316
4317 unsigned Align = LD->getAlignment();
4318 auto &TD = DAG.getDataLayout();
4319 unsigned PrefAlign =
4320 TD.getPrefTypeAlignment(ResVT.getTypeForEVT(*DAG.getContext()));
4321 if (Align < PrefAlign) {
4322 // This load is not sufficiently aligned, so bail out and let this vector
4323 // load be scalarized. Note that we may still be able to emit smaller
4324 // vector loads. For example, if we are loading a <4 x float> with an
4325 // alignment of 8, this check will fail but the legalizer will try again
4326 // with 2 x <2 x float>, which will succeed with an alignment of 8.
4327 return;
4328 }
4329
4330 EVT EltVT = ResVT.getVectorElementType();
4331 unsigned NumElts = ResVT.getVectorNumElements();
4332
4333 // Since LoadV2 is a target node, we cannot rely on DAG type legalization.
4334 // Therefore, we must ensure the type is legal. For i1 and i8, we set the
4335 // loaded type to i16 and propagate the "real" type as the memory type.
4336 bool NeedTrunc = false;
4337 if (EltVT.getSizeInBits() < 16) {
4338 EltVT = MVT::i16;
4339 NeedTrunc = true;
4340 }
4341
4342 unsigned Opcode = 0;
4343 SDVTList LdResVTs;
4344
4345 switch (NumElts) {
4346 default:
4347 return;
4348 case 2:
4349 Opcode = NVPTXISD::LoadV2;
4350 LdResVTs = DAG.getVTList(EltVT, EltVT, MVT::Other);
4351 break;
4352 case 4: {
4353 Opcode = NVPTXISD::LoadV4;
4354 EVT ListVTs[] = { EltVT, EltVT, EltVT, EltVT, MVT::Other };
4355 LdResVTs = DAG.getVTList(ListVTs);
4356 break;
4357 }
4358 }
4359
4360 // Copy regular operands
4361 SmallVector<SDValue, 8> OtherOps(N->op_begin(), N->op_end());
4362
4363 // The select routine does not have access to the LoadSDNode instance, so
4364 // pass along the extension information
4365 OtherOps.push_back(DAG.getIntPtrConstant(LD->getExtensionType(), DL));
4366
4367 SDValue NewLD = DAG.getMemIntrinsicNode(Opcode, DL, LdResVTs, OtherOps,
4368 LD->getMemoryVT(),
4369 LD->getMemOperand());
4370
4371 SmallVector<SDValue, 4> ScalarRes;
4372
4373 for (unsigned i = 0; i < NumElts; ++i) {
4374 SDValue Res = NewLD.getValue(i);
4375 if (NeedTrunc)
4376 Res = DAG.getNode(ISD::TRUNCATE, DL, ResVT.getVectorElementType(), Res);
4377 ScalarRes.push_back(Res);
4378 }
4379
4380 SDValue LoadChain = NewLD.getValue(NumElts);
4381
4382 SDValue BuildVec = DAG.getBuildVector(ResVT, DL, ScalarRes);
4383
4384 Results.push_back(BuildVec);
4385 Results.push_back(LoadChain);
4386}
4387
4388static void ReplaceINTRINSIC_W_CHAIN(SDNode *N, SelectionDAG &DAG,
4389 SmallVectorImpl<SDValue> &Results) {
4390 SDValue Chain = N->getOperand(0);
4391 SDValue Intrin = N->getOperand(1);
4392 SDLoc DL(N);
4393
4394 // Get the intrinsic ID
4395 unsigned IntrinNo = cast<ConstantSDNode>(Intrin.getNode())->getZExtValue();
4396 switch (IntrinNo) {
4397 default:
4398 return;
4399 case Intrinsic::nvvm_ldg_global_i:
4400 case Intrinsic::nvvm_ldg_global_f:
4401 case Intrinsic::nvvm_ldg_global_p:
4402 case Intrinsic::nvvm_ldu_global_i:
4403 case Intrinsic::nvvm_ldu_global_f:
4404 case Intrinsic::nvvm_ldu_global_p: {
4405 EVT ResVT = N->getValueType(0);
4406
4407 if (ResVT.isVector()) {
4408 // Vector LDG/LDU
4409
4410 unsigned NumElts = ResVT.getVectorNumElements();
4411 EVT EltVT = ResVT.getVectorElementType();
4412
4413 // Since LDU/LDG are target nodes, we cannot rely on DAG type
4414 // legalization.
4415 // Therefore, we must ensure the type is legal. For i1 and i8, we set the
4416 // loaded type to i16 and propagate the "real" type as the memory type.
4417 bool NeedTrunc = false;
4418 if (EltVT.getSizeInBits() < 16) {
4419 EltVT = MVT::i16;
4420 NeedTrunc = true;
4421 }
4422
4423 unsigned Opcode = 0;
4424 SDVTList LdResVTs;
4425
4426 switch (NumElts) {
4427 default:
4428 return;
4429 case 2:
4430 switch (IntrinNo) {
4431 default:
4432 return;
4433 case Intrinsic::nvvm_ldg_global_i:
4434 case Intrinsic::nvvm_ldg_global_f:
4435 case Intrinsic::nvvm_ldg_global_p:
4436 Opcode = NVPTXISD::LDGV2;
4437 break;
4438 case Intrinsic::nvvm_ldu_global_i:
4439 case Intrinsic::nvvm_ldu_global_f:
4440 case Intrinsic::nvvm_ldu_global_p:
4441 Opcode = NVPTXISD::LDUV2;
4442 break;
4443 }
4444 LdResVTs = DAG.getVTList(EltVT, EltVT, MVT::Other);
4445 break;
4446 case 4: {
4447 switch (IntrinNo) {
4448 default:
4449 return;
4450 case Intrinsic::nvvm_ldg_global_i:
4451 case Intrinsic::nvvm_ldg_global_f:
4452 case Intrinsic::nvvm_ldg_global_p:
4453 Opcode = NVPTXISD::LDGV4;
4454 break;
4455 case Intrinsic::nvvm_ldu_global_i:
4456 case Intrinsic::nvvm_ldu_global_f:
4457 case Intrinsic::nvvm_ldu_global_p:
4458 Opcode = NVPTXISD::LDUV4;
4459 break;
4460 }
4461 EVT ListVTs[] = { EltVT, EltVT, EltVT, EltVT, MVT::Other };
4462 LdResVTs = DAG.getVTList(ListVTs);
4463 break;
4464 }
4465 }
4466
4467 SmallVector<SDValue, 8> OtherOps;
4468
4469 // Copy regular operands
4470
4471 OtherOps.push_back(Chain); // Chain
4472 // Skip operand 1 (intrinsic ID)
4473 // Others
4474 OtherOps.append(N->op_begin() + 2, N->op_end());
4475
4476 MemIntrinsicSDNode *MemSD = cast<MemIntrinsicSDNode>(N);
4477
4478 SDValue NewLD = DAG.getMemIntrinsicNode(Opcode, DL, LdResVTs, OtherOps,
4479 MemSD->getMemoryVT(),
4480 MemSD->getMemOperand());
4481
4482 SmallVector<SDValue, 4> ScalarRes;
4483
4484 for (unsigned i = 0; i < NumElts; ++i) {
4485 SDValue Res = NewLD.getValue(i);
4486 if (NeedTrunc)
4487 Res =
4488 DAG.getNode(ISD::TRUNCATE, DL, ResVT.getVectorElementType(), Res);
4489 ScalarRes.push_back(Res);
4490 }
4491
4492 SDValue LoadChain = NewLD.getValue(NumElts);
4493
4494 SDValue BuildVec =
4495 DAG.getBuildVector(ResVT, DL, ScalarRes);
4496
4497 Results.push_back(BuildVec);
4498 Results.push_back(LoadChain);
4499 } else {
4500 // i8 LDG/LDU
4501 assert(ResVT.isSimple() && ResVT.getSimpleVT().SimpleTy == MVT::i8 &&((ResVT.isSimple() && ResVT.getSimpleVT().SimpleTy ==
MVT::i8 && "Custom handling of non-i8 ldu/ldg?") ? static_cast
<void> (0) : __assert_fail ("ResVT.isSimple() && ResVT.getSimpleVT().SimpleTy == MVT::i8 && \"Custom handling of non-i8 ldu/ldg?\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 4502, __PRETTY_FUNCTION__))
4502 "Custom handling of non-i8 ldu/ldg?")((ResVT.isSimple() && ResVT.getSimpleVT().SimpleTy ==
MVT::i8 && "Custom handling of non-i8 ldu/ldg?") ? static_cast
<void> (0) : __assert_fail ("ResVT.isSimple() && ResVT.getSimpleVT().SimpleTy == MVT::i8 && \"Custom handling of non-i8 ldu/ldg?\""
, "/tmp/buildd/llvm-toolchain-snapshot-3.9~svn274831/lib/Target/NVPTX/NVPTXISelLowering.cpp"
, 4502, __PRETTY_FUNCTION__));
4503
4504 // Just copy all operands as-is
4505 SmallVector<SDValue, 4> Ops(N->op_begin(), N->op_end());
4506
4507 // Force output to i16
4508 SDVTList LdResVTs = DAG.getVTList(MVT::i16, MVT::Other);
4509
4510 MemIntrinsicSDNode *MemSD = cast<MemIntrinsicSDNode>(N);
4511
4512 // We make sure the memory type is i8, which will be used during isel
4513 // to select the proper instruction.
4514 SDValue NewLD =
4515 DAG.getMemIntrinsicNode(ISD::INTRINSIC_W_CHAIN, DL, LdResVTs, Ops,
4516 MVT::i8, MemSD->getMemOperand());
4517
4518 Results.push_back(DAG.getNode(ISD::TRUNCATE, DL, MVT::i8,
4519 NewLD.getValue(0)));
4520 Results.push_back(NewLD.getValue(1));
4521 }
4522 }
4523 }
4524}
4525
4526void NVPTXTargetLowering::ReplaceNodeResults(
4527 SDNode *N, SmallVectorImpl<SDValue> &Results, SelectionDAG &DAG) const {
4528 switch (N->getOpcode()) {
4529 default:
4530 report_fatal_error("Unhandled custom legalization");
4531 case ISD::LOAD:
4532 ReplaceLoadVector(N, DAG, Results);
4533 return;
4534 case ISD::INTRINSIC_W_CHAIN:
4535 ReplaceINTRINSIC_W_CHAIN(N, DAG, Results);
4536 return;
4537 }
4538}
4539
4540// Pin NVPTXSection's and NVPTXTargetObjectFile's vtables to this file.
4541void NVPTXSection::anchor() {}
4542
4543NVPTXTargetObjectFile::~NVPTXTargetObjectFile() {
4544 delete static_cast<NVPTXSection *>(TextSection);
4545 delete static_cast<NVPTXSection *>(DataSection);
4546 delete static_cast<NVPTXSection *>(BSSSection);
4547 delete static_cast<NVPTXSection *>(ReadOnlySection);
4548
4549 delete static_cast<NVPTXSection *>(StaticCtorSection);
4550 delete static_cast<NVPTXSection *>(StaticDtorSection);
4551 delete static_cast<NVPTXSection *>(LSDASection);
4552 delete static_cast<NVPTXSection *>(EHFrameSection);
4553 delete static_cast<NVPTXSection *>(DwarfAbbrevSection);
4554 delete static_cast<NVPTXSection *>(DwarfInfoSection);
4555 delete static_cast<NVPTXSection *>(DwarfLineSection);
4556 delete static_cast<NVPTXSection *>(DwarfFrameSection);
4557 delete static_cast<NVPTXSection *>(DwarfPubTypesSection);
4558 delete static_cast<const NVPTXSection *>(DwarfDebugInlineSection);
4559 delete static_cast<NVPTXSection *>(DwarfStrSection);
4560 delete static_cast<NVPTXSection *>(DwarfLocSection);
4561 delete static_cast<NVPTXSection *>(DwarfARangesSection);
4562 delete static_cast<NVPTXSection *>(DwarfRangesSection);
4563 delete static_cast<NVPTXSection *>(DwarfMacinfoSection);
4564}
4565
4566MCSection *
4567NVPTXTargetObjectFile::SelectSectionForGlobal(const GlobalValue *GV,
4568 SectionKind Kind, Mangler &Mang,
4569 const TargetMachine &TM) const {
4570 return getDataSection();
4571}