LLVM  6.0.0svn
RuntimeLibcalls.h
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1 //===-- CodeGen/RuntimeLibcalls.h - Runtime Library Calls -------*- C++ -*-===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This file defines the enum representing the list of runtime library calls
11 // the backend may emit during code generation, and also some helper functions.
12 //
13 //===----------------------------------------------------------------------===//
14 
15 #ifndef LLVM_CODEGEN_RUNTIMELIBCALLS_H
16 #define LLVM_CODEGEN_RUNTIMELIBCALLS_H
17 
19 
20 namespace llvm {
21 namespace RTLIB {
22  /// RTLIB::Libcall enum - This enum defines all of the runtime library calls
23  /// the backend can emit. The various long double types cannot be merged,
24  /// because 80-bit library functions use "xf" and 128-bit use "tf".
25  ///
26  /// When adding PPCF128 functions here, note that their names generally need
27  /// to be overridden for Darwin with the xxx$LDBL128 form. See
28  /// PPCISelLowering.cpp.
29  ///
30  enum Libcall {
31 #define HANDLE_LIBCALL(code, name) code,
32  #include "RuntimeLibcalls.def"
33 #undef HANDLE_LIBCALL
34  };
35 
36  /// getFPEXT - Return the FPEXT_*_* value for the given types, or
37  /// UNKNOWN_LIBCALL if there is none.
38  Libcall getFPEXT(EVT OpVT, EVT RetVT);
39 
40  /// getFPROUND - Return the FPROUND_*_* value for the given types, or
41  /// UNKNOWN_LIBCALL if there is none.
42  Libcall getFPROUND(EVT OpVT, EVT RetVT);
43 
44  /// getFPTOSINT - Return the FPTOSINT_*_* value for the given types, or
45  /// UNKNOWN_LIBCALL if there is none.
46  Libcall getFPTOSINT(EVT OpVT, EVT RetVT);
47 
48  /// getFPTOUINT - Return the FPTOUINT_*_* value for the given types, or
49  /// UNKNOWN_LIBCALL if there is none.
50  Libcall getFPTOUINT(EVT OpVT, EVT RetVT);
51 
52  /// getSINTTOFP - Return the SINTTOFP_*_* value for the given types, or
53  /// UNKNOWN_LIBCALL if there is none.
54  Libcall getSINTTOFP(EVT OpVT, EVT RetVT);
55 
56  /// getUINTTOFP - Return the UINTTOFP_*_* value for the given types, or
57  /// UNKNOWN_LIBCALL if there is none.
58  Libcall getUINTTOFP(EVT OpVT, EVT RetVT);
59 
60  /// Return the SYNC_FETCH_AND_* value for the given opcode and type, or
61  /// UNKNOWN_LIBCALL if there is none.
62  Libcall getSYNC(unsigned Opc, MVT VT);
63 
64  /// getMEMCPY_ELEMENT_UNORDERED_ATOMIC - Return
65  /// MEMCPY_ELEMENT_UNORDERED_ATOMIC_* value for the given element size or
66  /// UNKNOW_LIBCALL if there is none.
67  Libcall getMEMCPY_ELEMENT_UNORDERED_ATOMIC(uint64_t ElementSize);
68 
69  /// getMEMMOVE_ELEMENT_UNORDERED_ATOMIC - Return
70  /// MEMMOVE_ELEMENT_UNORDERED_ATOMIC_* value for the given element size or
71  /// UNKNOW_LIBCALL if there is none.
72  Libcall getMEMMOVE_ELEMENT_UNORDERED_ATOMIC(uint64_t ElementSize);
73 
74  /// getMEMSET_ELEMENT_UNORDERED_ATOMIC - Return
75  /// MEMSET_ELEMENT_UNORDERED_ATOMIC_* value for the given element size or
76  /// UNKNOW_LIBCALL if there is none.
77  Libcall getMEMSET_ELEMENT_UNORDERED_ATOMIC(uint64_t ElementSize);
78 
79 }
80 }
81 
82 #endif
Compute iterated dominance frontiers using a linear time algorithm.
Definition: AllocatorList.h:24
Libcall getSYNC(unsigned Opc, MVT VT)
Return the SYNC_FETCH_AND_* value for the given opcode and type, or UNKNOWN_LIBCALL if there is none...
Libcall
RTLIB::Libcall enum - This enum defines all of the runtime library calls the backend can emit...
Libcall getFPROUND(EVT OpVT, EVT RetVT)
getFPROUND - Return the FPROUND_*_* value for the given types, or UNKNOWN_LIBCALL if there is none...
Libcall getUINTTOFP(EVT OpVT, EVT RetVT)
getUINTTOFP - Return the UINTTOFP_*_* value for the given types, or UNKNOWN_LIBCALL if there is none...
Libcall getMEMMOVE_ELEMENT_UNORDERED_ATOMIC(uint64_t ElementSize)
getMEMMOVE_ELEMENT_UNORDERED_ATOMIC - Return MEMMOVE_ELEMENT_UNORDERED_ATOMIC_* value for the given e...
Libcall getFPTOSINT(EVT OpVT, EVT RetVT)
getFPTOSINT - Return the FPTOSINT_*_* value for the given types, or UNKNOWN_LIBCALL if there is none...
Libcall getMEMCPY_ELEMENT_UNORDERED_ATOMIC(uint64_t ElementSize)
getMEMCPY_ELEMENT_UNORDERED_ATOMIC - Return MEMCPY_ELEMENT_UNORDERED_ATOMIC_* value for the given ele...
Libcall getFPEXT(EVT OpVT, EVT RetVT)
getFPEXT - Return the FPEXT_*_* value for the given types, or UNKNOWN_LIBCALL if there is none...
Libcall getFPTOUINT(EVT OpVT, EVT RetVT)
getFPTOUINT - Return the FPTOUINT_*_* value for the given types, or UNKNOWN_LIBCALL if there is none...
Libcall getSINTTOFP(EVT OpVT, EVT RetVT)
getSINTTOFP - Return the SINTTOFP_*_* value for the given types, or UNKNOWN_LIBCALL if there is none...
Libcall getMEMSET_ELEMENT_UNORDERED_ATOMIC(uint64_t ElementSize)
getMEMSET_ELEMENT_UNORDERED_ATOMIC - Return MEMSET_ELEMENT_UNORDERED_ATOMIC_* value for the given ele...