//===----------------------------------------------------------------------===//
#include "PPC.h"
-#include "PPCMCAsmInfo.h"
#include "PPCTargetMachine.h"
#include "llvm/PassManager.h"
+#include "llvm/MC/MCStreamer.h"
#include "llvm/Target/TargetOptions.h"
#include "llvm/Target/TargetRegistry.h"
#include "llvm/Support/FormattedStream.h"
using namespace llvm;
-static const MCAsmInfo *createMCAsmInfo(const Target &T, StringRef TT) {
- Triple TheTriple(TT);
- bool isPPC64 = TheTriple.getArch() == Triple::ppc64;
- if (TheTriple.getOS() == Triple::Darwin)
- return new PPCMCAsmInfoDarwin(isPPC64);
- return new PPCLinuxMCAsmInfo(isPPC64);
-
-}
-
extern "C" void LLVMInitializePowerPCTarget() {
// Register the targets
RegisterTargetMachine<PPC32TargetMachine> A(ThePPC32Target);
RegisterTargetMachine<PPC64TargetMachine> B(ThePPC64Target);
-
- RegisterAsmInfoFn C(ThePPC32Target, createMCAsmInfo);
- RegisterAsmInfoFn D(ThePPC64Target, createMCAsmInfo);
}
-
-PPCTargetMachine::PPCTargetMachine(const Target &T, const std::string &TT,
- const std::string &FS, bool is64Bit)
- : LLVMTargetMachine(T, TT),
- Subtarget(TT, FS, is64Bit),
+PPCTargetMachine::PPCTargetMachine(const Target &T, StringRef TT,
+ StringRef CPU, StringRef FS,
+ Reloc::Model RM, CodeModel::Model CM,
+ bool is64Bit)
+ : LLVMTargetMachine(T, TT, CPU, FS, RM, CM),
+ Subtarget(TT, CPU, FS, is64Bit),
DataLayout(Subtarget.getTargetDataString()), InstrInfo(*this),
- FrameInfo(*this, is64Bit), JITInfo(*this, is64Bit), TLInfo(*this),
- InstrItins(Subtarget.getInstrItineraryData()), MachOWriterInfo(*this) {
-
- if (getRelocationModel() == Reloc::Default) {
- if (Subtarget.isDarwin())
- setRelocationModel(Reloc::DynamicNoPIC);
- else
- setRelocationModel(Reloc::Static);
- }
+ FrameLowering(Subtarget), JITInfo(*this, is64Bit),
+ TLInfo(*this), TSInfo(*this),
+ InstrItins(Subtarget.getInstrItineraryData()) {
}
/// Override this for PowerPC. Tail merging happily breaks up instruction issue
/// groups, which typically degrades performance.
bool PPCTargetMachine::getEnableTailMergeDefault() const { return false; }
-PPC32TargetMachine::PPC32TargetMachine(const Target &T, const std::string &TT,
- const std::string &FS)
- : PPCTargetMachine(T, TT, FS, false) {
+PPC32TargetMachine::PPC32TargetMachine(const Target &T, StringRef TT,
+ StringRef CPU, StringRef FS,
+ Reloc::Model RM, CodeModel::Model CM)
+ : PPCTargetMachine(T, TT, CPU, FS, RM, CM, false) {
}
-PPC64TargetMachine::PPC64TargetMachine(const Target &T, const std::string &TT,
- const std::string &FS)
- : PPCTargetMachine(T, TT, FS, true) {
+PPC64TargetMachine::PPC64TargetMachine(const Target &T, StringRef TT,
+ StringRef CPU, StringRef FS,
+ Reloc::Model RM, CodeModel::Model CM)
+ : PPCTargetMachine(T, TT, CPU, FS, RM, CM, true) {
}
return false;
}
-bool PPCTargetMachine::addCodeEmitter(PassManagerBase &PM,
- CodeGenOpt::Level OptLevel,
- MachineCodeEmitter &MCE) {
- // The JIT should use the static relocation model in ppc32 mode, PIC in ppc64.
- // FIXME: This should be moved to TargetJITInfo!!
- if (Subtarget.isPPC64()) {
- // We use PIC codegen in ppc64 mode, because otherwise we'd have to use many
- // instructions to materialize arbitrary global variable + function +
- // constant pool addresses.
- setRelocationModel(Reloc::PIC_);
- // Temporary workaround for the inability of PPC64 JIT to handle jump
- // tables.
- DisableJumpTables = true;
- } else {
- setRelocationModel(Reloc::Static);
- }
-
- // Inform the subtarget that we are in JIT mode. FIXME: does this break macho
- // writing?
- Subtarget.SetJITMode();
-
- // Machine code emitter pass for PowerPC.
- PM.add(createPPCCodeEmitterPass(*this, MCE));
-
- return false;
-}
-
bool PPCTargetMachine::addCodeEmitter(PassManagerBase &PM,
CodeGenOpt::Level OptLevel,
JITCodeEmitter &JCE) {
- // The JIT should use the static relocation model in ppc32 mode, PIC in ppc64.
- // FIXME: This should be moved to TargetJITInfo!!
- if (Subtarget.isPPC64()) {
- // We use PIC codegen in ppc64 mode, because otherwise we'd have to use many
- // instructions to materialize arbitrary global variable + function +
- // constant pool addresses.
- setRelocationModel(Reloc::PIC_);
- // Temporary workaround for the inability of PPC64 JIT to handle jump
- // tables.
- DisableJumpTables = true;
- } else {
- setRelocationModel(Reloc::Static);
- }
-
- // Inform the subtarget that we are in JIT mode. FIXME: does this break macho
- // writing?
- Subtarget.SetJITMode();
-
- // Machine code emitter pass for PowerPC.
- PM.add(createPPCJITCodeEmitterPass(*this, JCE));
-
- return false;
-}
-
-bool PPCTargetMachine::addCodeEmitter(PassManagerBase &PM,
- CodeGenOpt::Level OptLevel,
- ObjectCodeEmitter &OCE) {
- // The JIT should use the static relocation model in ppc32 mode, PIC in ppc64.
// FIXME: This should be moved to TargetJITInfo!!
- if (Subtarget.isPPC64()) {
- // We use PIC codegen in ppc64 mode, because otherwise we'd have to use many
- // instructions to materialize arbitrary global variable + function +
- // constant pool addresses.
- setRelocationModel(Reloc::PIC_);
+ if (Subtarget.isPPC64())
// Temporary workaround for the inability of PPC64 JIT to handle jump
// tables.
DisableJumpTables = true;
- } else {
- setRelocationModel(Reloc::Static);
- }
// Inform the subtarget that we are in JIT mode. FIXME: does this break macho
// writing?
Subtarget.SetJITMode();
- // Machine code emitter pass for PowerPC.
- PM.add(createPPCObjectCodeEmitterPass(*this, OCE));
-
- return false;
-}
-
-bool PPCTargetMachine::addSimpleCodeEmitter(PassManagerBase &PM,
- CodeGenOpt::Level OptLevel,
- MachineCodeEmitter &MCE) {
- // Machine code emitter pass for PowerPC.
- PM.add(createPPCCodeEmitterPass(*this, MCE));
- return false;
-}
-
-bool PPCTargetMachine::addSimpleCodeEmitter(PassManagerBase &PM,
- CodeGenOpt::Level OptLevel,
- JITCodeEmitter &JCE) {
// Machine code emitter pass for PowerPC.
PM.add(createPPCJITCodeEmitterPass(*this, JCE));
- return false;
-}
-bool PPCTargetMachine::addSimpleCodeEmitter(PassManagerBase &PM,
- CodeGenOpt::Level OptLevel,
- ObjectCodeEmitter &OCE) {
- // Machine code emitter pass for PowerPC.
- PM.add(createPPCObjectCodeEmitterPass(*this, OCE));
return false;
}
-
-/// getLSDAEncoding - Returns the LSDA pointer encoding. The choices are 4-byte,
-/// 8-byte, and target default. The CIE is hard-coded to indicate that the LSDA
-/// pointer in the FDE section is an "sdata4", and should be encoded as a 4-byte
-/// pointer by default. However, some systems may require a different size due
-/// to bugs or other conditions. We will default to a 4-byte encoding unless the
-/// system tells us otherwise.
-///
-/// FIXME: This call-back isn't good! We should be using the correct encoding
-/// regardless of the system. However, there are some systems which have bugs
-/// that prevent this from occuring.
-DwarfLSDAEncoding::Encoding PPCTargetMachine::getLSDAEncoding() const {
- if (Subtarget.isDarwin() && Subtarget.getDarwinVers() != 10)
- return DwarfLSDAEncoding::Default;
-
- return DwarfLSDAEncoding::EightByte;
-}