25 PPCELFObjectWriter(
bool Is64Bit, uint8_t OSABI);
29 const MCFixup &Fixup,
bool IsPCRel)
const override;
31 bool needsRelocateWithSymbol(
const MCSymbol &Sym,
32 unsigned Type)
const override;
36 PPCELFObjectWriter::PPCELFObjectWriter(
bool Is64Bit, uint8_t OSABI)
48 switch (cast<PPCMCExpr>(Expr)->getKind()) {
49 case PPCMCExpr::VK_PPC_None:
50 return MCSymbolRefExpr::VK_None;
51 case PPCMCExpr::VK_PPC_LO:
52 return MCSymbolRefExpr::VK_PPC_LO;
53 case PPCMCExpr::VK_PPC_HI:
54 return MCSymbolRefExpr::VK_PPC_HI;
55 case PPCMCExpr::VK_PPC_HA:
56 return MCSymbolRefExpr::VK_PPC_HA;
57 case PPCMCExpr::VK_PPC_HIGHERA:
58 return MCSymbolRefExpr::VK_PPC_HIGHERA;
59 case PPCMCExpr::VK_PPC_HIGHER:
60 return MCSymbolRefExpr::VK_PPC_HIGHER;
61 case PPCMCExpr::VK_PPC_HIGHEST:
62 return MCSymbolRefExpr::VK_PPC_HIGHEST;
63 case PPCMCExpr::VK_PPC_HIGHESTA:
64 return MCSymbolRefExpr::VK_PPC_HIGHESTA;
77 switch ((
unsigned)Fixup.
getKind()) {
84 case MCSymbolRefExpr::VK_None:
85 Type = ELF::R_PPC_REL24;
87 case MCSymbolRefExpr::VK_PLT:
88 Type = ELF::R_PPC_PLTREL24;
90 case MCSymbolRefExpr::VK_PPC_LOCAL:
91 Type = ELF::R_PPC_LOCAL24PC;
97 Type = ELF::R_PPC_REL14;
102 case MCSymbolRefExpr::VK_None:
103 Type = ELF::R_PPC_REL16;
105 case MCSymbolRefExpr::VK_PPC_LO:
106 Type = ELF::R_PPC_REL16_LO;
108 case MCSymbolRefExpr::VK_PPC_HI:
109 Type = ELF::R_PPC_REL16_HI;
111 case MCSymbolRefExpr::VK_PPC_HA:
112 Type = ELF::R_PPC_REL16_HA;
122 Type = ELF::R_PPC_REL32;
126 Type = ELF::R_PPC64_REL64;
130 switch ((
unsigned)Fixup.
getKind()) {
133 Type = ELF::R_PPC_ADDR24;
136 Type = ELF::R_PPC_ADDR14;
141 case MCSymbolRefExpr::VK_None:
142 Type = ELF::R_PPC_ADDR16;
144 case MCSymbolRefExpr::VK_PPC_LO:
145 Type = ELF::R_PPC_ADDR16_LO;
147 case MCSymbolRefExpr::VK_PPC_HI:
148 Type = ELF::R_PPC_ADDR16_HI;
150 case MCSymbolRefExpr::VK_PPC_HA:
151 Type = ELF::R_PPC_ADDR16_HA;
153 case MCSymbolRefExpr::VK_PPC_HIGHER:
154 Type = ELF::R_PPC64_ADDR16_HIGHER;
156 case MCSymbolRefExpr::VK_PPC_HIGHERA:
157 Type = ELF::R_PPC64_ADDR16_HIGHERA;
159 case MCSymbolRefExpr::VK_PPC_HIGHEST:
160 Type = ELF::R_PPC64_ADDR16_HIGHEST;
162 case MCSymbolRefExpr::VK_PPC_HIGHESTA:
163 Type = ELF::R_PPC64_ADDR16_HIGHESTA;
165 case MCSymbolRefExpr::VK_GOT:
166 Type = ELF::R_PPC_GOT16;
168 case MCSymbolRefExpr::VK_PPC_GOT_LO:
169 Type = ELF::R_PPC_GOT16_LO;
171 case MCSymbolRefExpr::VK_PPC_GOT_HI:
172 Type = ELF::R_PPC_GOT16_HI;
174 case MCSymbolRefExpr::VK_PPC_GOT_HA:
175 Type = ELF::R_PPC_GOT16_HA;
177 case MCSymbolRefExpr::VK_PPC_TOC:
178 Type = ELF::R_PPC64_TOC16;
180 case MCSymbolRefExpr::VK_PPC_TOC_LO:
181 Type = ELF::R_PPC64_TOC16_LO;
183 case MCSymbolRefExpr::VK_PPC_TOC_HI:
184 Type = ELF::R_PPC64_TOC16_HI;
186 case MCSymbolRefExpr::VK_PPC_TOC_HA:
187 Type = ELF::R_PPC64_TOC16_HA;
189 case MCSymbolRefExpr::VK_TPREL:
190 Type = ELF::R_PPC_TPREL16;
192 case MCSymbolRefExpr::VK_PPC_TPREL_LO:
193 Type = ELF::R_PPC_TPREL16_LO;
195 case MCSymbolRefExpr::VK_PPC_TPREL_HI:
196 Type = ELF::R_PPC_TPREL16_HI;
198 case MCSymbolRefExpr::VK_PPC_TPREL_HA:
199 Type = ELF::R_PPC_TPREL16_HA;
201 case MCSymbolRefExpr::VK_PPC_TPREL_HIGHER:
202 Type = ELF::R_PPC64_TPREL16_HIGHER;
204 case MCSymbolRefExpr::VK_PPC_TPREL_HIGHERA:
205 Type = ELF::R_PPC64_TPREL16_HIGHERA;
207 case MCSymbolRefExpr::VK_PPC_TPREL_HIGHEST:
208 Type = ELF::R_PPC64_TPREL16_HIGHEST;
210 case MCSymbolRefExpr::VK_PPC_TPREL_HIGHESTA:
211 Type = ELF::R_PPC64_TPREL16_HIGHESTA;
213 case MCSymbolRefExpr::VK_DTPREL:
214 Type = ELF::R_PPC64_DTPREL16;
216 case MCSymbolRefExpr::VK_PPC_DTPREL_LO:
217 Type = ELF::R_PPC64_DTPREL16_LO;
219 case MCSymbolRefExpr::VK_PPC_DTPREL_HI:
220 Type = ELF::R_PPC64_DTPREL16_HI;
222 case MCSymbolRefExpr::VK_PPC_DTPREL_HA:
223 Type = ELF::R_PPC64_DTPREL16_HA;
225 case MCSymbolRefExpr::VK_PPC_DTPREL_HIGHER:
226 Type = ELF::R_PPC64_DTPREL16_HIGHER;
228 case MCSymbolRefExpr::VK_PPC_DTPREL_HIGHERA:
229 Type = ELF::R_PPC64_DTPREL16_HIGHERA;
231 case MCSymbolRefExpr::VK_PPC_DTPREL_HIGHEST:
232 Type = ELF::R_PPC64_DTPREL16_HIGHEST;
234 case MCSymbolRefExpr::VK_PPC_DTPREL_HIGHESTA:
235 Type = ELF::R_PPC64_DTPREL16_HIGHESTA;
237 case MCSymbolRefExpr::VK_PPC_GOT_TLSGD:
239 Type = ELF::R_PPC64_GOT_TLSGD16;
241 Type = ELF::R_PPC_GOT_TLSGD16;
243 case MCSymbolRefExpr::VK_PPC_GOT_TLSGD_LO:
244 Type = ELF::R_PPC64_GOT_TLSGD16_LO;
246 case MCSymbolRefExpr::VK_PPC_GOT_TLSGD_HI:
247 Type = ELF::R_PPC64_GOT_TLSGD16_HI;
249 case MCSymbolRefExpr::VK_PPC_GOT_TLSGD_HA:
250 Type = ELF::R_PPC64_GOT_TLSGD16_HA;
252 case MCSymbolRefExpr::VK_PPC_GOT_TLSLD:
254 Type = ELF::R_PPC64_GOT_TLSLD16;
256 Type = ELF::R_PPC_GOT_TLSLD16;
258 case MCSymbolRefExpr::VK_PPC_GOT_TLSLD_LO:
259 Type = ELF::R_PPC64_GOT_TLSLD16_LO;
261 case MCSymbolRefExpr::VK_PPC_GOT_TLSLD_HI:
262 Type = ELF::R_PPC64_GOT_TLSLD16_HI;
264 case MCSymbolRefExpr::VK_PPC_GOT_TLSLD_HA:
265 Type = ELF::R_PPC64_GOT_TLSLD16_HA;
267 case MCSymbolRefExpr::VK_PPC_GOT_TPREL:
270 Type = ELF::R_PPC64_GOT_TPREL16_DS;
272 case MCSymbolRefExpr::VK_PPC_GOT_TPREL_LO:
275 Type = ELF::R_PPC64_GOT_TPREL16_LO_DS;
277 case MCSymbolRefExpr::VK_PPC_GOT_TPREL_HI:
278 Type = ELF::R_PPC64_GOT_TPREL16_HI;
280 case MCSymbolRefExpr::VK_PPC_GOT_DTPREL:
283 Type = ELF::R_PPC64_GOT_DTPREL16_DS;
285 case MCSymbolRefExpr::VK_PPC_GOT_DTPREL_LO:
288 Type = ELF::R_PPC64_GOT_DTPREL16_LO_DS;
290 case MCSymbolRefExpr::VK_PPC_GOT_TPREL_HA:
291 Type = ELF::R_PPC64_GOT_TPREL16_HA;
293 case MCSymbolRefExpr::VK_PPC_GOT_DTPREL_HI:
294 Type = ELF::R_PPC64_GOT_DTPREL16_HI;
296 case MCSymbolRefExpr::VK_PPC_GOT_DTPREL_HA:
297 Type = ELF::R_PPC64_GOT_DTPREL16_HA;
304 case MCSymbolRefExpr::VK_None:
305 Type = ELF::R_PPC64_ADDR16_DS;
307 case MCSymbolRefExpr::VK_PPC_LO:
308 Type = ELF::R_PPC64_ADDR16_LO_DS;
310 case MCSymbolRefExpr::VK_GOT:
311 Type = ELF::R_PPC64_GOT16_DS;
313 case MCSymbolRefExpr::VK_PPC_GOT_LO:
314 Type = ELF::R_PPC64_GOT16_LO_DS;
316 case MCSymbolRefExpr::VK_PPC_TOC:
317 Type = ELF::R_PPC64_TOC16_DS;
319 case MCSymbolRefExpr::VK_PPC_TOC_LO:
320 Type = ELF::R_PPC64_TOC16_LO_DS;
322 case MCSymbolRefExpr::VK_TPREL:
323 Type = ELF::R_PPC64_TPREL16_DS;
325 case MCSymbolRefExpr::VK_PPC_TPREL_LO:
326 Type = ELF::R_PPC64_TPREL16_LO_DS;
328 case MCSymbolRefExpr::VK_DTPREL:
329 Type = ELF::R_PPC64_DTPREL16_DS;
331 case MCSymbolRefExpr::VK_PPC_DTPREL_LO:
332 Type = ELF::R_PPC64_DTPREL16_LO_DS;
334 case MCSymbolRefExpr::VK_PPC_GOT_TPREL:
335 Type = ELF::R_PPC64_GOT_TPREL16_DS;
337 case MCSymbolRefExpr::VK_PPC_GOT_TPREL_LO:
338 Type = ELF::R_PPC64_GOT_TPREL16_LO_DS;
340 case MCSymbolRefExpr::VK_PPC_GOT_DTPREL:
341 Type = ELF::R_PPC64_GOT_DTPREL16_DS;
343 case MCSymbolRefExpr::VK_PPC_GOT_DTPREL_LO:
344 Type = ELF::R_PPC64_GOT_DTPREL16_LO_DS;
351 case MCSymbolRefExpr::VK_PPC_TLSGD:
353 Type = ELF::R_PPC64_TLSGD;
355 Type = ELF::R_PPC_TLSGD;
357 case MCSymbolRefExpr::VK_PPC_TLSLD:
359 Type = ELF::R_PPC64_TLSLD;
361 Type = ELF::R_PPC_TLSLD;
363 case MCSymbolRefExpr::VK_PPC_TLS:
365 Type = ELF::R_PPC64_TLS;
367 Type = ELF::R_PPC_TLS;
374 case MCSymbolRefExpr::VK_PPC_TOCBASE:
375 Type = ELF::R_PPC64_TOC;
377 case MCSymbolRefExpr::VK_None:
378 Type = ELF::R_PPC64_ADDR64;
380 case MCSymbolRefExpr::VK_PPC_DTPMOD:
381 Type = ELF::R_PPC64_DTPMOD64;
383 case MCSymbolRefExpr::VK_TPREL:
384 Type = ELF::R_PPC64_TPREL64;
386 case MCSymbolRefExpr::VK_DTPREL:
387 Type = ELF::R_PPC64_DTPREL64;
392 Type = ELF::R_PPC_ADDR32;
395 Type = ELF::R_PPC_ADDR16;
402 bool PPCELFObjectWriter::needsRelocateWithSymbol(
const MCSymbol &Sym,
403 unsigned Type)
const {
408 case ELF::R_PPC_REL24:
414 unsigned Other = cast<MCSymbolELF>(Sym).getOther() << 2;
A eight-byte pc relative fixup.
raw_ostream & errs()
This returns a reference to a raw_ostream for standard error.
LLVM_ATTRIBUTE_NORETURN void report_fatal_error(Error Err, bool gen_crash_diag=true)
Report a serious error, calling any installed error handler.
This represents an "assembler immediate".
MCSymbol - Instances of this class represent a symbol name in the MC file, and MCSymbols are created ...
fixup_ppc_brcond14abs - 14-bit absolute relocation for conditional branches.
Defines the object file and target independent interfaces used by the assembler backend to write nati...
Encode information on a single operation to perform on a byte sequence (e.g., an encoded instruction)...
fixup_ppc_half16 - A 16-bit fixup corresponding to lo16(_foo) or ha16(_foo) for instrs like 'li' or '...
fixup_ppc_br24abs - 24-bit absolute relocation for direct branches like 'ba' and 'bla'.
Base class for the full range of assembler expressions which are needed for parsing.
fixup_ppc_nofixup - Not a true fixup, but ties a symbol to a call to __tls_get_addr for the TLS gener...
static unsigned getRelocType(const MCValue &Target, const MCFixupKind FixupKind, const bool IsPCRel)
Translates generic PPC fixup kind to Mach-O/PPC relocation type enum.
Context object for machine code objects.
MCObjectWriter * createPPCELFObjectWriter(raw_pwrite_stream &OS, bool Is64Bit, bool IsLittleEndian, uint8_t OSABI)
Construct an PPC ELF object writer.
const MCExpr * getValue() const
The instances of the Type class are immutable: once they are created, they are never changed...
static bool is64Bit(const char *name)
MCSymbolRefExpr::VariantKind getAccessVariant() const
MCFixupKind getKind() const
#define llvm_unreachable(msg)
Marks that the current location is not supposed to be reachable.
PowerPC TLS Dynamic Call Fixup
A four-byte pc relative fixup.
static const char * Target
Target - Wrapper for Target specific information.
fixup_ppc_half16ds - A 14-bit fixup corresponding to lo16(_foo) with implied 2 zero bits for instrs l...
MCObjectWriter * createELFObjectWriter(MCELFObjectTargetWriter *MOTW, raw_pwrite_stream &OS, bool IsLittleEndian)
Construct a new ELF writer instance.
void print(raw_ostream &OS) const
Print the value to the stream OS.
static MCSymbolRefExpr::VariantKind getAccessVariant(const MCValue &Target, const MCFixup &Fixup)
An abstract base class for streams implementations that also support a pwrite operation.
fixup_ppc_brcond14 - 14-bit PC relative relocation for conditional branches.