#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/FormattedStream.h"
#include "llvm/Support/TargetRegistry.h"
-#include "llvm/Target/TargetInstrInfo.h"
-#include "llvm/Target/TargetLowering.h"
#include "llvm/Target/TargetLoweringObjectFile.h"
#include "llvm/Target/TargetOptions.h"
-#include "llvm/Target/TargetRegisterInfo.h"
-#include "llvm/Target/TargetSubtargetInfo.h"
#include "llvm/Transforms/Scalar.h"
using namespace llvm;
cl::desc("Enable the \"fast\" instruction selector"));
void LLVMTargetMachine::initAsmInfo() {
- MCAsmInfo *TmpAsmInfo = TheTarget.createMCAsmInfo(
- *getSubtargetImpl()->getRegisterInfo(), getTargetTriple());
+ MRI = TheTarget.createMCRegInfo(getTargetTriple());
+ MII = TheTarget.createMCInstrInfo();
+ // FIXME: Having an MCSubtargetInfo on the target machine is a hack due
+ // to some backends having subtarget feature dependent module level
+ // code generation. This is similar to the hack in the AsmPrinter for
+ // module level assembly etc.
+ STI = TheTarget.createMCSubtargetInfo(getTargetTriple(), getTargetCPU(),
+ getTargetFeatureString());
+
+ MCAsmInfo *TmpAsmInfo = TheTarget.createMCAsmInfo(*MRI, getTargetTriple());
// TargetSelect.h moved to a different directory between LLVM 2.9 and 3.0,
// and if the old one gets included then MCAsmInfo will be NULL and
// we'll crash later.
AsmInfo = TmpAsmInfo;
}
-LLVMTargetMachine::LLVMTargetMachine(const Target &T, StringRef Triple,
- StringRef CPU, StringRef FS,
- TargetOptions Options,
+LLVMTargetMachine::LLVMTargetMachine(const Target &T,
+ StringRef DataLayoutString,
+ StringRef Triple, StringRef CPU,
+ StringRef FS, TargetOptions Options,
Reloc::Model RM, CodeModel::Model CM,
CodeGenOpt::Level OL)
- : TargetMachine(T, Triple, CPU, FS, Options) {
+ : TargetMachine(T, DataLayoutString, Triple, CPU, FS, Options) {
CodeGenInfo = T.createMCCodeGenInfo(Triple, RM, CM, OL);
}
// Install a MachineModuleInfo class, which is an immutable pass that holds
// all the per-module stuff we're generating, including MCContext.
MachineModuleInfo *MMI = new MachineModuleInfo(
- *TM->getMCAsmInfo(), *TM->getSubtargetImpl()->getRegisterInfo(),
- TM->getObjFileLowering());
+ *TM->getMCAsmInfo(), *TM->getMCRegisterInfo(), TM->getObjFileLowering());
PM.add(MMI);
// Set up a MachineFunction for the rest of CodeGen to work on.
return &MMI->getContext();
}
-bool LLVMTargetMachine::addPassesToEmitFile(PassManagerBase &PM,
- formatted_raw_ostream &Out,
- CodeGenFileType FileType,
- bool DisableVerify,
- AnalysisID StartAfter,
- AnalysisID StopAfter) {
+bool LLVMTargetMachine::addPassesToEmitFile(
+ PassManagerBase &PM, raw_pwrite_stream &Out, CodeGenFileType FileType,
+ bool DisableVerify, AnalysisID StartAfter, AnalysisID StopAfter) {
// Add common CodeGen passes.
MCContext *Context = addPassesToGenerateCode(this, PM, DisableVerify,
StartAfter, StopAfter);
if (Options.MCOptions.MCSaveTempLabels)
Context->setAllowTemporaryLabels(false);
- const MCSubtargetInfo &STI = getSubtarget<MCSubtargetInfo>();
+ const MCSubtargetInfo &STI = *getMCSubtargetInfo();
const MCAsmInfo &MAI = *getMCAsmInfo();
- const MCRegisterInfo &MRI = *getSubtargetImpl()->getRegisterInfo();
- const MCInstrInfo &MII = *getSubtargetImpl()->getInstrInfo();
+ const MCRegisterInfo &MRI = *getMCRegisterInfo();
+ const MCInstrInfo &MII = *getMCInstrInfo();
+
std::unique_ptr<MCStreamer> AsmStreamer;
switch (FileType) {
case CGFT_AssemblyFile: {
- MCInstPrinter *InstPrinter =
- getTarget().createMCInstPrinter(MAI.getAssemblerDialect(), MAI,
- MII, MRI, STI);
+ MCInstPrinter *InstPrinter = getTarget().createMCInstPrinter(
+ Triple(getTargetTriple()), MAI.getAssemblerDialect(), MAI, MII, MRI);
// Create a code emitter if asked to show the encoding.
MCCodeEmitter *MCE = nullptr;
MCAsmBackend *MAB = getTarget().createMCAsmBackend(MRI, getTargetTriple(),
TargetCPU);
+ auto FOut = llvm::make_unique<formatted_raw_ostream>(Out);
MCStreamer *S = getTarget().createAsmStreamer(
- *Context, Out, Options.MCOptions.AsmVerbose,
+ *Context, std::move(FOut), Options.MCOptions.AsmVerbose,
Options.MCOptions.MCUseDwarfDirectory, InstPrinter, MCE, MAB,
Options.MCOptions.ShowMCInst);
AsmStreamer.reset(S);
if (!MCE || !MAB)
return true;
- AsmStreamer.reset(
- getTarget()
- .createMCObjectStreamer(getTargetTriple(), *Context, *MAB, Out, MCE,
- STI, Options.MCOptions.MCRelaxAll));
+ Triple T(getTargetTriple());
+ AsmStreamer.reset(getTarget().createMCObjectStreamer(
+ T, *Context, *MAB, Out, MCE, STI, Options.MCOptions.MCRelaxAll,
+ /*DWARFMustBeAtTheEnd*/ true));
break;
}
case CGFT_Null:
/// code is not supported. It fills the MCContext Ctx pointer which can be
/// used to build custom MCStreamer.
///
-bool LLVMTargetMachine::addPassesToEmitMC(PassManagerBase &PM,
- MCContext *&Ctx,
- raw_ostream &Out,
+bool LLVMTargetMachine::addPassesToEmitMC(PassManagerBase &PM, MCContext *&Ctx,
+ raw_pwrite_stream &Out,
bool DisableVerify) {
// Add common CodeGen passes.
Ctx = addPassesToGenerateCode(this, PM, DisableVerify, nullptr, nullptr);
// Create the code emitter for the target if it exists. If not, .o file
// emission fails.
- const MCRegisterInfo &MRI = *getSubtargetImpl()->getRegisterInfo();
- const MCSubtargetInfo &STI = getSubtarget<MCSubtargetInfo>();
- MCCodeEmitter *MCE = getTarget().createMCCodeEmitter(
- *getSubtargetImpl()->getInstrInfo(), MRI, *Ctx);
+ const MCRegisterInfo &MRI = *getMCRegisterInfo();
+ MCCodeEmitter *MCE =
+ getTarget().createMCCodeEmitter(*getMCInstrInfo(), MRI, *Ctx);
MCAsmBackend *MAB = getTarget().createMCAsmBackend(MRI, getTargetTriple(),
TargetCPU);
if (!MCE || !MAB)
return true;
+ Triple T(getTargetTriple());
+ const MCSubtargetInfo &STI = *getMCSubtargetInfo();
std::unique_ptr<MCStreamer> AsmStreamer(getTarget().createMCObjectStreamer(
- getTargetTriple(), *Ctx, *MAB, Out, MCE, STI,
- Options.MCOptions.MCRelaxAll));
+ T, *Ctx, *MAB, Out, MCE, STI, Options.MCOptions.MCRelaxAll,
+ /*DWARFMustBeAtTheEnd*/ true));
// Create the AsmPrinter, which takes ownership of AsmStreamer if successful.
FunctionPass *Printer =