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//===-- CodeGen/RuntimeLibcall.h - Runtime Library Calls --------*- C++ -*-===//
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// The LLVM Compiler Infrastructure
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//===----------------------------------------------------------------------===//
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// This file defines the enum representing the list of runtime library calls
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// the backend may emit during code generation, and also some helper functions.
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CODEGEN_RUNTIMELIBCALLS_H
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#define LLVM_CODEGEN_RUNTIMELIBCALLS_H
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#include "llvm/CodeGen/ValueTypes.h"
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/// RTLIB::Libcall enum - This enum defines all of the runtime library calls
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/// the backend can emit. The various long double types cannot be merged,
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/// because 80-bit library functions use "xf" and 128-bit use "tf".
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/// When adding PPCF128 functions here, note that their names generally need
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/// to be overridden for Darwin with the xxx$LDBL128 form. See
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/// PPCISelLowering.cpp.
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FPTOSINT_PPCF128_I32,
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FPTOSINT_PPCF128_I64,
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FPTOSINT_PPCF128_I128,
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FPTOUINT_PPCF128_I32,
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FPTOUINT_PPCF128_I64,
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FPTOUINT_PPCF128_I128,
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SINTTOFP_I32_PPCF128,
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SINTTOFP_I64_PPCF128,
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SINTTOFP_I128_PPCF128,
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UINTTOFP_I32_PPCF128,
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UINTTOFP_I64_PPCF128,
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UINTTOFP_I128_PPCF128,
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// EXCEPTION HANDLING
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/// getFPEXT - Return the FPEXT_*_* value for the given types, or
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/// UNKNOWN_LIBCALL if there is none.
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Libcall getFPEXT(EVT OpVT, EVT RetVT);
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/// getFPROUND - Return the FPROUND_*_* value for the given types, or
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/// UNKNOWN_LIBCALL if there is none.
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Libcall getFPROUND(EVT OpVT, EVT RetVT);
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/// getFPTOSINT - Return the FPTOSINT_*_* value for the given types, or
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/// UNKNOWN_LIBCALL if there is none.
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Libcall getFPTOSINT(EVT OpVT, EVT RetVT);
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/// getFPTOUINT - Return the FPTOUINT_*_* value for the given types, or
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/// UNKNOWN_LIBCALL if there is none.
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Libcall getFPTOUINT(EVT OpVT, EVT RetVT);
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/// getSINTTOFP - Return the SINTTOFP_*_* value for the given types, or
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/// UNKNOWN_LIBCALL if there is none.
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Libcall getSINTTOFP(EVT OpVT, EVT RetVT);
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/// getUINTTOFP - Return the UINTTOFP_*_* value for the given types, or
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/// UNKNOWN_LIBCALL if there is none.
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Libcall getUINTTOFP(EVT OpVT, EVT RetVT);