diff options
| -rw-r--r-- | lib/Target/R600/MCTargetDesc/AMDGPUAsmBackend.cpp | 29 | ||||
| -rw-r--r-- | lib/Target/R600/MCTargetDesc/AMDGPUELFObjectWriter.cpp | 39 | ||||
| -rw-r--r-- | lib/Target/R600/MCTargetDesc/AMDGPUMCTargetDesc.cpp | 2 | ||||
| -rw-r--r-- | lib/Target/R600/MCTargetDesc/AMDGPUMCTargetDesc.h | 4 | ||||
| -rw-r--r-- | lib/Target/R600/MCTargetDesc/CMakeLists.txt | 1 | ||||
| -rw-r--r-- | test/CodeGen/R600/elf.ll | 11 |
6 files changed, 74 insertions, 12 deletions
diff --git a/lib/Target/R600/MCTargetDesc/AMDGPUAsmBackend.cpp b/lib/Target/R600/MCTargetDesc/AMDGPUAsmBackend.cpp index 98fca43..a3397f3 100644 --- a/lib/Target/R600/MCTargetDesc/AMDGPUAsmBackend.cpp +++ b/lib/Target/R600/MCTargetDesc/AMDGPUAsmBackend.cpp @@ -44,7 +44,6 @@ public: AMDGPUAsmBackend(const Target &T) : MCAsmBackend() {} - virtual AMDGPUMCObjectWriter *createObjectWriter(raw_ostream &OS) const; virtual unsigned getNumFixupKinds() const { return 0; }; virtual void applyFixup(const MCFixup &Fixup, char *Data, unsigned DataSize, uint64_t Value) const; @@ -71,16 +70,6 @@ void AMDGPUMCObjectWriter::WriteObject(MCAssembler &Asm, } } -MCAsmBackend *llvm::createAMDGPUAsmBackend(const Target &T, StringRef TT, - StringRef CPU) { - return new AMDGPUAsmBackend(T); -} - -AMDGPUMCObjectWriter * AMDGPUAsmBackend::createObjectWriter( - raw_ostream &OS) const { - return new AMDGPUMCObjectWriter(OS); -} - void AMDGPUAsmBackend::applyFixup(const MCFixup &Fixup, char *Data, unsigned DataSize, uint64_t Value) const { @@ -88,3 +77,21 @@ void AMDGPUAsmBackend::applyFixup(const MCFixup &Fixup, char *Data, assert(Fixup.getKind() == FK_PCRel_4); *Dst = (Value - 4) / 4; } + +//===----------------------------------------------------------------------===// +// ELFAMDGPUAsmBackend class +//===----------------------------------------------------------------------===// + +class ELFAMDGPUAsmBackend : public AMDGPUAsmBackend { +public: + ELFAMDGPUAsmBackend(const Target &T) : AMDGPUAsmBackend(T) { } + + MCObjectWriter *createObjectWriter(raw_ostream &OS) const { + return createAMDGPUELFObjectWriter(OS); + } +}; + +MCAsmBackend *llvm::createAMDGPUAsmBackend(const Target &T, StringRef TT, + StringRef CPU) { + return new ELFAMDGPUAsmBackend(T); +} diff --git a/lib/Target/R600/MCTargetDesc/AMDGPUELFObjectWriter.cpp b/lib/Target/R600/MCTargetDesc/AMDGPUELFObjectWriter.cpp new file mode 100644 index 0000000..48fac9f --- /dev/null +++ b/lib/Target/R600/MCTargetDesc/AMDGPUELFObjectWriter.cpp @@ -0,0 +1,39 @@ +//===-- AMDGPUELFObjectWriter.cpp - AMDGPU ELF Writer ----------------------==// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +/// \file +//===----------------------------------------------------------------------===// + +#include "AMDGPUMCTargetDesc.h" +#include "llvm/MC/MCELFObjectWriter.h" + +using namespace llvm; + +namespace { + +class AMDGPUELFObjectWriter : public MCELFObjectTargetWriter { +public: + AMDGPUELFObjectWriter(); +protected: + virtual unsigned GetRelocType(const MCValue &Target, const MCFixup &Fixup, + bool IsPCRel, bool IsRelocWithSymbol, + int64_t Addend) const { + llvm_unreachable("Not implemented"); + } + +}; + + +} // End anonymous namespace + +AMDGPUELFObjectWriter::AMDGPUELFObjectWriter() + : MCELFObjectTargetWriter(false, 0, 0, false) { } + +MCObjectWriter *llvm::createAMDGPUELFObjectWriter(raw_ostream &OS) { + MCELFObjectTargetWriter *MOTW = new AMDGPUELFObjectWriter(); + return createELFObjectWriter(MOTW, OS, true); +} diff --git a/lib/Target/R600/MCTargetDesc/AMDGPUMCTargetDesc.cpp b/lib/Target/R600/MCTargetDesc/AMDGPUMCTargetDesc.cpp index 072ee49..45d009c 100644 --- a/lib/Target/R600/MCTargetDesc/AMDGPUMCTargetDesc.cpp +++ b/lib/Target/R600/MCTargetDesc/AMDGPUMCTargetDesc.cpp @@ -88,7 +88,7 @@ static MCStreamer *createMCStreamer(const Target &T, StringRef TT, MCCodeEmitter *_Emitter, bool RelaxAll, bool NoExecStack) { - return createPureStreamer(Ctx, MAB, _OS, _Emitter); + return createELFStreamer(Ctx, MAB, _OS, _Emitter, false, false); } extern "C" void LLVMInitializeR600TargetMC() { diff --git a/lib/Target/R600/MCTargetDesc/AMDGPUMCTargetDesc.h b/lib/Target/R600/MCTargetDesc/AMDGPUMCTargetDesc.h index 363a4af..09d0d5b 100644 --- a/lib/Target/R600/MCTargetDesc/AMDGPUMCTargetDesc.h +++ b/lib/Target/R600/MCTargetDesc/AMDGPUMCTargetDesc.h @@ -23,9 +23,11 @@ class MCAsmBackend; class MCCodeEmitter; class MCContext; class MCInstrInfo; +class MCObjectWriter; class MCRegisterInfo; class MCSubtargetInfo; class Target; +class raw_ostream; extern Target TheAMDGPUTarget; @@ -41,6 +43,8 @@ MCCodeEmitter *createSIMCCodeEmitter(const MCInstrInfo &MCII, MCAsmBackend *createAMDGPUAsmBackend(const Target &T, StringRef TT, StringRef CPU); + +MCObjectWriter *createAMDGPUELFObjectWriter(raw_ostream &OS); } // End llvm namespace #define GET_REGINFO_ENUM diff --git a/lib/Target/R600/MCTargetDesc/CMakeLists.txt b/lib/Target/R600/MCTargetDesc/CMakeLists.txt index 37e714c..3ccdf42 100644 --- a/lib/Target/R600/MCTargetDesc/CMakeLists.txt +++ b/lib/Target/R600/MCTargetDesc/CMakeLists.txt @@ -1,6 +1,7 @@ add_llvm_library(LLVMR600Desc AMDGPUAsmBackend.cpp + AMDGPUELFObjectWriter.cpp AMDGPUMCTargetDesc.cpp AMDGPUMCAsmInfo.cpp R600MCCodeEmitter.cpp diff --git a/test/CodeGen/R600/elf.ll b/test/CodeGen/R600/elf.ll new file mode 100644 index 0000000..470e4ca --- /dev/null +++ b/test/CodeGen/R600/elf.ll @@ -0,0 +1,11 @@ +; RUN: llc < %s -march=r600 -mcpu=SI -filetype=obj | llvm-readobj -s - | FileCheck %s + +; CHECK: Format: ELF32 +define void @test(i32 %p) { + %i = add i32 %p, 2 + %r = bitcast i32 %i to float + call void @llvm.SI.export(i32 15, i32 0, i32 1, i32 12, i32 0, float %r, float %r, float %r, float %r) + ret void +} + +declare void @llvm.SI.export(i32, i32, i32, i32, i32, float, float, float, float) |