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41d59c6130
Currently, only abs32 and pic32 are implemented. Add a test case for abs32 with 64-bit code. 64-bit PIC code is currently broken. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@179463 91177308-0d34-0410-b5e6-96231b3b80d8
110 lines
3.7 KiB
C++
110 lines
3.7 KiB
C++
//===-- SparcMCTargetDesc.cpp - Sparc Target Descriptions -----------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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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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//===----------------------------------------------------------------------===//
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//
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// This file provides Sparc specific target descriptions.
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//
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//===----------------------------------------------------------------------===//
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#include "SparcMCTargetDesc.h"
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#include "SparcMCAsmInfo.h"
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#include "llvm/MC/MCCodeGenInfo.h"
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#include "llvm/MC/MCInstrInfo.h"
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#include "llvm/MC/MCRegisterInfo.h"
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#include "llvm/MC/MCSubtargetInfo.h"
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#include "llvm/Support/ErrorHandling.h"
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#include "llvm/Support/TargetRegistry.h"
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#define GET_INSTRINFO_MC_DESC
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#include "SparcGenInstrInfo.inc"
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#define GET_SUBTARGETINFO_MC_DESC
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#include "SparcGenSubtargetInfo.inc"
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#define GET_REGINFO_MC_DESC
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#include "SparcGenRegisterInfo.inc"
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using namespace llvm;
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static MCInstrInfo *createSparcMCInstrInfo() {
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MCInstrInfo *X = new MCInstrInfo();
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InitSparcMCInstrInfo(X);
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return X;
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}
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static MCRegisterInfo *createSparcMCRegisterInfo(StringRef TT) {
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MCRegisterInfo *X = new MCRegisterInfo();
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InitSparcMCRegisterInfo(X, SP::I7);
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return X;
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}
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static MCSubtargetInfo *createSparcMCSubtargetInfo(StringRef TT, StringRef CPU,
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StringRef FS) {
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MCSubtargetInfo *X = new MCSubtargetInfo();
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InitSparcMCSubtargetInfo(X, TT, CPU, FS);
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return X;
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}
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// Code models. Some only make sense for 64-bit code.
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//
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// SunCC Reloc CodeModel Constraints
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// abs32 Static Small text+data+bss linked below 2^32 bytes
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// abs44 Static Medium text+data+bss linked below 2^44 bytes
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// abs64 Static Large text smaller than 2^31 bytes
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// pic13 PIC_ Small GOT < 2^13 bytes
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// pic32 PIC_ Medium GOT < 2^32 bytes
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//
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// All code models require that the text segment is smaller than 2GB.
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static MCCodeGenInfo *createSparcMCCodeGenInfo(StringRef TT, Reloc::Model RM,
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CodeModel::Model CM,
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CodeGenOpt::Level OL) {
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MCCodeGenInfo *X = new MCCodeGenInfo();
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// The default 32-bit code model is abs32/pic32.
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if (CM == CodeModel::Default)
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CM = RM == Reloc::PIC_ ? CodeModel::Medium : CodeModel::Small;
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X->InitMCCodeGenInfo(RM, CM, OL);
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return X;
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}
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static MCCodeGenInfo *createSparcV9MCCodeGenInfo(StringRef TT, Reloc::Model RM,
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CodeModel::Model CM,
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CodeGenOpt::Level OL) {
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MCCodeGenInfo *X = new MCCodeGenInfo();
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// The default 64-bit code model is abs44/pic32.
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if (CM == CodeModel::Default)
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CM = CodeModel::Medium;
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X->InitMCCodeGenInfo(RM, CM, OL);
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return X;
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}
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extern "C" void LLVMInitializeSparcTargetMC() {
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// Register the MC asm info.
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RegisterMCAsmInfo<SparcELFMCAsmInfo> X(TheSparcTarget);
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RegisterMCAsmInfo<SparcELFMCAsmInfo> Y(TheSparcV9Target);
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// Register the MC codegen info.
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TargetRegistry::RegisterMCCodeGenInfo(TheSparcTarget,
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createSparcMCCodeGenInfo);
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TargetRegistry::RegisterMCCodeGenInfo(TheSparcV9Target,
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createSparcV9MCCodeGenInfo);
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// Register the MC instruction info.
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TargetRegistry::RegisterMCInstrInfo(TheSparcTarget, createSparcMCInstrInfo);
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// Register the MC register info.
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TargetRegistry::RegisterMCRegInfo(TheSparcTarget, createSparcMCRegisterInfo);
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// Register the MC subtarget info.
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TargetRegistry::RegisterMCSubtargetInfo(TheSparcTarget,
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createSparcMCSubtargetInfo);
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}
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