1 //===-- CodeGen/RuntimeLibcall.h - Runtime Library Calls --------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
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.
13 //===----------------------------------------------------------------------===//
15 #ifndef LLVM_CODEGEN_RUNTIMELIBCALLS_H
16 #define LLVM_CODEGEN_RUNTIMELIBCALLS_H
18 #include "llvm/CodeGen/ValueTypes.h"
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".
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.
117 FPTOSINT_PPCF128_I32,
118 FPTOSINT_PPCF128_I64,
119 FPTOSINT_PPCF128_I128,
129 FPTOUINT_PPCF128_I32,
130 FPTOUINT_PPCF128_I64,
131 FPTOUINT_PPCF128_I128,
135 SINTTOFP_I32_PPCF128,
139 SINTTOFP_I64_PPCF128,
143 SINTTOFP_I128_PPCF128,
147 UINTTOFP_I32_PPCF128,
151 UINTTOFP_I64_PPCF128,
155 UINTTOFP_I128_PPCF128,
178 /// getFPEXT - Return the FPEXT_*_* value for the given types, or
179 /// UNKNOWN_LIBCALL if there is none.
180 Libcall getFPEXT(MVT OpVT, MVT RetVT);
182 /// getFPROUND - Return the FPROUND_*_* value for the given types, or
183 /// UNKNOWN_LIBCALL if there is none.
184 Libcall getFPROUND(MVT OpVT, MVT RetVT);
186 /// getFPTOSINT - Return the FPTOSINT_*_* value for the given types, or
187 /// UNKNOWN_LIBCALL if there is none.
188 Libcall getFPTOSINT(MVT OpVT, MVT RetVT);
190 /// getFPTOUINT - Return the FPTOUINT_*_* value for the given types, or
191 /// UNKNOWN_LIBCALL if there is none.
192 Libcall getFPTOUINT(MVT OpVT, MVT RetVT);
194 /// getSINTTOFP - Return the SINTTOFP_*_* value for the given types, or
195 /// UNKNOWN_LIBCALL if there is none.
196 Libcall getSINTTOFP(MVT OpVT, MVT RetVT);
198 /// getUINTTOFP - Return the UINTTOFP_*_* value for the given types, or
199 /// UNKNOWN_LIBCALL if there is none.
200 Libcall getUINTTOFP(MVT OpVT, MVT RetVT);