//===----------------------------------------------------------------------===//
#include "Mips.h"
-#include "MipsTargetAsmInfo.h"
+#include "MipsMCAsmInfo.h"
#include "MipsTargetMachine.h"
-#include "llvm/Module.h"
#include "llvm/PassManager.h"
-#include "llvm/Target/TargetMachineRegistry.h"
+#include "llvm/Target/TargetRegistry.h"
using namespace llvm;
-// Register the target.
-extern Target TheMipsTarget;
-static RegisterTarget<MipsTargetMachine> X(TheMipsTarget, "mips", "Mips");
-
-extern Target TheMipselTarget;
-static RegisterTarget<MipselTargetMachine> Y(TheMipselTarget, "mipsel",
- "Mipsel");
-
-// Force static initialization.
-extern "C" void LLVMInitializeMipsTarget() { }
-
-const TargetAsmInfo *MipsTargetMachine::
-createTargetAsmInfo() const
-{
- return new MipsTargetAsmInfo(*this);
+extern "C" void LLVMInitializeMipsTarget() {
+ // Register the target.
+ RegisterTargetMachine<MipsTargetMachine> X(TheMipsTarget);
+ RegisterTargetMachine<MipselTargetMachine> Y(TheMipselTarget);
+ RegisterAsmInfo<MipsMCAsmInfo> A(TheMipsTarget);
+ RegisterAsmInfo<MipsMCAsmInfo> B(TheMipselTarget);
}
// DataLayout --> Big-endian, 32-bit pointer/ABI/alignment
// The stack is always 8 byte aligned
// On function prologue, the stack is created by decrementing
// its pointer. Once decremented, all references are done with positive
-// offset from the stack/frame pointer, using StackGrowsUp enables
+// offset from the stack/frame pointer, using StackGrowsUp enables
// an easier handling.
// Using CodeModel::Large enables different CALL behavior.
MipsTargetMachine::
-MipsTargetMachine(const Target &T, const Module &M, const std::string &FS,
+MipsTargetMachine(const Target &T, const std::string &TT, const std::string &FS,
bool isLittle=false):
- LLVMTargetMachine(T),
- Subtarget(*this, M, FS, isLittle),
- DataLayout(isLittle ? std::string("e-p:32:32:32-i8:8:32-i16:16:32") :
- std::string("E-p:32:32:32-i8:8:32-i16:16:32")),
- InstrInfo(*this),
- FrameInfo(TargetFrameInfo::StackGrowsUp, 8, 0),
- TLInfo(*this)
-{
+ LLVMTargetMachine(T, TT),
+ Subtarget(TT, FS, isLittle),
+ DataLayout(isLittle ?
+ std::string("e-p:32:32:32-i8:8:32-i16:16:32-i64:64:64-n32") :
+ std::string("E-p:32:32:32-i8:8:32-i16:16:32-i64:64:64-n32")),
+ InstrInfo(*this),
+ FrameLowering(Subtarget),
+ TLInfo(*this), TSInfo(*this) {
// Abicall enables PIC by default
- if (Subtarget.hasABICall())
- setRelocationModel(Reloc::PIC_);
-
- // TODO: create an option to enable long calls, like -mlong-calls,
- // that would be our CodeModel::Large. It must not work with Abicall.
- if (getCodeModel() == CodeModel::Default)
- setCodeModel(CodeModel::Small);
+ if (getRelocationModel() == Reloc::Default) {
+ if (Subtarget.isABI_O32())
+ setRelocationModel(Reloc::PIC_);
+ else
+ setRelocationModel(Reloc::Static);
+ }
}
MipselTargetMachine::
-MipselTargetMachine(const Target &T, const Module &M, const std::string &FS) :
- MipsTargetMachine(T, M, FS, true) {}
+MipselTargetMachine(const Target &T, const std::string &TT,
+ const std::string &FS) :
+ MipsTargetMachine(T, TT, FS, true) {}
-// Install an instruction selector pass using
+// Install an instruction selector pass using
// the ISelDag to gen Mips code.
bool MipsTargetMachine::
-addInstSelector(PassManagerBase &PM, CodeGenOpt::Level OptLevel)
+addInstSelector(PassManagerBase &PM, CodeGenOpt::Level OptLevel)
{
PM.add(createMipsISelDag(*this));
return false;
}
-// Implemented by targets that want to run passes immediately before
-// machine code is emitted. return true if -print-machineinstrs should
+// Implemented by targets that want to run passes immediately before
+// machine code is emitted. return true if -print-machineinstrs should
// print out the code after the passes.
bool MipsTargetMachine::
-addPreEmitPass(PassManagerBase &PM, CodeGenOpt::Level OptLevel)
+addPreEmitPass(PassManagerBase &PM, CodeGenOpt::Level OptLevel)
{
PM.add(createMipsDelaySlotFillerPass(*this));
return true;
}
+
+bool MipsTargetMachine::
+addPreRegAlloc(PassManagerBase &PM, CodeGenOpt::Level OptLevel) {
+ PM.add(createMipsEmitGPRestorePass(*this));
+ return true;
+}
+
+bool MipsTargetMachine::
+addPostRegAlloc(PassManagerBase &PM, CodeGenOpt::Level OptLevel) {
+ PM.add(createMipsExpandPseudoPass(*this));
+ return true;
+}