[llvm-commits] [llvm] r151788 - in /llvm/trunk/lib/Target/Mips/MCTargetDesc: MipsAsmBackend.cpp MipsELFObjectWriter.cpp MipsMCCodeEmitter.cpp MipsMCTargetDesc.cpp MipsMCTargetDesc.h
Akira Hatanaka
ahatanaka at mips.com
Wed Feb 29 17:53:15 PST 2012
Author: ahatanak
Date: Wed Feb 29 19:53:15 2012
New Revision: 151788
URL: http://llvm.org/viewvc/llvm-project?rev=151788&view=rev
Log:
Pass endian information to constructors. Define separate functions to create
objects for big endian and little endian targets.
Patch by Jack Carter.
Modified:
llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsAsmBackend.cpp
llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsELFObjectWriter.cpp
llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsMCCodeEmitter.cpp
llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsMCTargetDesc.cpp
llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsMCTargetDesc.h
Modified: llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsAsmBackend.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsAsmBackend.cpp?rev=151788&r1=151787&r2=151788&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsAsmBackend.cpp (original)
+++ llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsAsmBackend.cpp Wed Feb 29 19:53:15 2012
@@ -70,10 +70,16 @@
namespace {
class MipsAsmBackend : public MCAsmBackend {
+ Triple::OSType OSType;
+ bool IsLittle; // Big or little endian
+
public:
- uint8_t OSABI;
- MipsAsmBackend(const Target &T, uint8_t OSABI_) :
- MCAsmBackend(), OSABI(OSABI_) {}
+ MipsAsmBackend(const Target &T, Triple::OSType _OSType, bool _isLittle) :
+ MCAsmBackend(), OSType(_OSType), IsLittle(_isLittle) {}
+
+ MCObjectWriter *createObjectWriter(raw_ostream &OS) const {
+ return createMipsELFObjectWriter(OS, OSType, IsLittle);
+ }
/// ApplyFixup - Apply the \arg Value for given \arg Fixup into the provided
/// data fragment, at the offset specified by the fixup and following the
@@ -191,33 +197,15 @@
}
};
-class MipsEB_AsmBackend : public MipsAsmBackend {
-public:
- MipsEB_AsmBackend(const Target &T, uint8_t _OSABI)
- : MipsAsmBackend(T, _OSABI) {}
-
- MCObjectWriter *createObjectWriter(raw_ostream &OS) const {
- return createMipsELFObjectWriter(OS, /*IsLittleEndian*/ false, OSABI);
- }
-};
-
-class MipsEL_AsmBackend : public MipsAsmBackend {
-public:
- MipsEL_AsmBackend(const Target &T, uint8_t _OSABI)
- : MipsAsmBackend(T, _OSABI) {}
-
- MCObjectWriter *createObjectWriter(raw_ostream &OS) const {
- return createMipsELFObjectWriter(OS, /*IsLittleEndian*/ true, OSABI);
- }
-};
} // namespace
-MCAsmBackend *llvm::createMipsBEAsmBackend(const Target &T, StringRef TT) {
- uint8_t OSABI = MCELFObjectTargetWriter::getOSABI(Triple(TT).getOS());
- return new MipsEB_AsmBackend(T, OSABI);
+// MCAsmBackend
+MCAsmBackend *llvm::createMipsAsmBackendEL(const Target &T, StringRef TT) {
+ return new MipsAsmBackend(T, Triple(TT).getOS(),
+ /*IsLittle*/true);
}
-MCAsmBackend *llvm::createMipsLEAsmBackend(const Target &T, StringRef TT) {
- uint8_t OSABI = MCELFObjectTargetWriter::getOSABI(Triple(TT).getOS());
- return new MipsEL_AsmBackend(T, OSABI);
+MCAsmBackend *llvm::createMipsAsmBackendEB(const Target &T, StringRef TT) {
+ return new MipsAsmBackend(T, Triple(TT).getOS(),
+ /*IsLittle*/false);
}
Modified: llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsELFObjectWriter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsELFObjectWriter.cpp?rev=151788&r1=151787&r2=151788&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsELFObjectWriter.cpp (original)
+++ llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsELFObjectWriter.cpp Wed Feb 29 19:53:15 2012
@@ -129,9 +129,8 @@
return Type;
}
-MCObjectWriter *llvm::createMipsELFObjectWriter(raw_ostream &OS,
- bool IsLittleEndian,
- uint8_t OSABI) {
+MCObjectWriter *llvm::createMipsELFObjectWriter(raw_ostream &OS, uint8_t OSABI,
+ bool IsLittleEndian) {
MCELFObjectTargetWriter *MOTW = new MipsELFObjectWriter(OSABI);
return createELFObjectWriter(MOTW, OS, IsLittleEndian);
}
Modified: llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsMCCodeEmitter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsMCCodeEmitter.cpp?rev=151788&r1=151787&r2=151788&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsMCCodeEmitter.cpp (original)
+++ llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsMCCodeEmitter.cpp Wed Feb 29 19:53:15 2012
@@ -34,10 +34,12 @@
const MCInstrInfo &MCII;
const MCSubtargetInfo &STI;
MCContext &Ctx;
+ bool IsLittleEndian;
public:
MipsMCCodeEmitter(const MCInstrInfo &mcii, const MCSubtargetInfo &sti,
- MCContext &ctx) : MCII(mcii), STI(sti) , Ctx(ctx) {}
+ MCContext &ctx, bool IsLittle) :
+ MCII(mcii), STI(sti) , Ctx(ctx), IsLittleEndian(IsLittle) {}
~MipsMCCodeEmitter() {}
@@ -88,11 +90,18 @@
}; // class MipsMCCodeEmitter
} // namespace
-MCCodeEmitter *llvm::createMipsMCCodeEmitter(const MCInstrInfo &MCII,
- const MCSubtargetInfo &STI,
- MCContext &Ctx)
+MCCodeEmitter *llvm::createMipsMCCodeEmitterEB(const MCInstrInfo &MCII,
+ const MCSubtargetInfo &STI,
+ MCContext &Ctx)
{
- return new MipsMCCodeEmitter(MCII, STI, Ctx);
+ return new MipsMCCodeEmitter(MCII, STI, Ctx, false);
+}
+
+MCCodeEmitter *llvm::createMipsMCCodeEmitterEL(const MCInstrInfo &MCII,
+ const MCSubtargetInfo &STI,
+ MCContext &Ctx)
+{
+ return new MipsMCCodeEmitter(MCII, STI, Ctx, true);
}
/// EncodeInstruction - Emit the instruction.
Modified: llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsMCTargetDesc.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsMCTargetDesc.cpp?rev=151788&r1=151787&r2=151788&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsMCTargetDesc.cpp (original)
+++ llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsMCTargetDesc.cpp Wed Feb 29 19:53:15 2012
@@ -112,7 +112,8 @@
TargetRegistry::RegisterMCInstrInfo(TheMipsTarget, createMipsMCInstrInfo);
TargetRegistry::RegisterMCInstrInfo(TheMipselTarget, createMipsMCInstrInfo);
TargetRegistry::RegisterMCInstrInfo(TheMips64Target, createMipsMCInstrInfo);
- TargetRegistry::RegisterMCInstrInfo(TheMips64elTarget, createMipsMCInstrInfo);
+ TargetRegistry::RegisterMCInstrInfo(TheMips64elTarget,
+ createMipsMCInstrInfo);
// Register the MC register info.
TargetRegistry::RegisterMCRegInfo(TheMipsTarget, createMipsMCRegisterInfo);
@@ -122,33 +123,31 @@
createMipsMCRegisterInfo);
// Register the MC Code Emitter
- TargetRegistry::RegisterMCCodeEmitter(TheMipsTarget, createMipsMCCodeEmitter);
+ TargetRegistry::RegisterMCCodeEmitter(TheMipsTarget,
+ createMipsMCCodeEmitterEB);
TargetRegistry::RegisterMCCodeEmitter(TheMipselTarget,
- createMipsMCCodeEmitter);
+ createMipsMCCodeEmitterEL);
TargetRegistry::RegisterMCCodeEmitter(TheMips64Target,
- createMipsMCCodeEmitter);
+ createMipsMCCodeEmitterEB);
TargetRegistry::RegisterMCCodeEmitter(TheMips64elTarget,
- createMipsMCCodeEmitter);
+ createMipsMCCodeEmitterEL);
// Register the object streamer.
TargetRegistry::RegisterMCObjectStreamer(TheMipsTarget, createMCStreamer);
TargetRegistry::RegisterMCObjectStreamer(TheMipselTarget, createMCStreamer);
TargetRegistry::RegisterMCObjectStreamer(TheMips64Target, createMCStreamer);
- TargetRegistry::RegisterMCObjectStreamer(TheMips64elTarget, createMCStreamer);
+ TargetRegistry::RegisterMCObjectStreamer(TheMips64elTarget,
+ createMCStreamer);
// Register the asm backend.
TargetRegistry::RegisterMCAsmBackend(TheMipsTarget,
- createMipsBEAsmBackend);
+ createMipsAsmBackendEB);
TargetRegistry::RegisterMCAsmBackend(TheMipselTarget,
- createMipsLEAsmBackend);
+ createMipsAsmBackendEL);
TargetRegistry::RegisterMCAsmBackend(TheMips64Target,
- createMipsBEAsmBackend);
+ createMipsAsmBackendEB);
TargetRegistry::RegisterMCAsmBackend(TheMips64elTarget,
- createMipsLEAsmBackend);
-
- TargetRegistry::RegisterMCCodeEmitter(TheMipsTarget, createMipsMCCodeEmitter);
- TargetRegistry::RegisterMCCodeEmitter(TheMipselTarget,
- createMipsMCCodeEmitter);
+ createMipsAsmBackendEL);
// Register the MC subtarget info.
TargetRegistry::RegisterMCSubtargetInfo(TheMipsTarget,
Modified: llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsMCTargetDesc.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsMCTargetDesc.h?rev=151788&r1=151787&r2=151788&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsMCTargetDesc.h (original)
+++ llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsMCTargetDesc.h Wed Feb 29 19:53:15 2012
@@ -32,16 +32,19 @@
extern Target TheMips64Target;
extern Target TheMips64elTarget;
-MCCodeEmitter *createMipsMCCodeEmitter(const MCInstrInfo &MCII,
- const MCSubtargetInfo &STI,
- MCContext &Ctx);
+MCCodeEmitter *createMipsMCCodeEmitterEB(const MCInstrInfo &MCII,
+ const MCSubtargetInfo &STI,
+ MCContext &Ctx);
+MCCodeEmitter *createMipsMCCodeEmitterEL(const MCInstrInfo &MCII,
+ const MCSubtargetInfo &STI,
+ MCContext &Ctx);
-MCAsmBackend *createMipsBEAsmBackend(const Target &T, StringRef TT);
-MCAsmBackend *createMipsLEAsmBackend(const Target &T, StringRef TT);
+MCAsmBackend *createMipsAsmBackendEB(const Target &T, StringRef TT);
+MCAsmBackend *createMipsAsmBackendEL(const Target &T, StringRef TT);
MCObjectWriter *createMipsELFObjectWriter(raw_ostream &OS,
- bool IsLittleEndian,
- uint8_t OSABI);
+ uint8_t OSABI,
+ bool IsLittleEndian);
} // End llvm namespace
// Defines symbolic names for Mips registers. This defines a mapping from
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