static cl::opt<bool> DisableIfConversion("disable-arm-if-conversion",cl::Hidden,
cl::desc("Disable if-conversion pass"));
+/// ARMTargetMachineModule - Note that this is used on hosts that cannot link
+/// in a library unless there are references into the library. In particular,
+/// it seems that it is not possible to get things to work on Win32 without
+/// this. Though it is unused, do not remove it.
+extern "C" int ARMTargetMachineModule;
+int ARMTargetMachineModule = 0;
+
// Register the target.
-static RegisterTarget<ARMTargetMachine> X("arm", " ARM");
-static RegisterTarget<ThumbTargetMachine> Y("thumb", " Thumb");
+static RegisterTarget<ARMTargetMachine> X("arm", "ARM");
+static RegisterTarget<ThumbTargetMachine> Y("thumb", "Thumb");
+
+// Force static initialization.
+extern "C" void LLVMInitializeARMTarget() { }
// No assembler printer by default
-ARMTargetMachine::AsmPrinterCtorFn ARMTargetMachine::AsmPrinterCtor = 0;
+ARMBaseTargetMachine::AsmPrinterCtorFn ARMBaseTargetMachine::AsmPrinterCtor = 0;
/// ThumbTargetMachine - Create an Thumb architecture model.
///
unsigned ThumbTargetMachine::getModuleMatchQuality(const Module &M) {
std::string TT = M.getTargetTriple();
- if (TT.size() >= 6 && std::string(TT.begin(), TT.begin()+6) == "thumb-")
+ // Match thumb-foo-bar, as well as things like thumbv5blah-*
+ if (TT.size() >= 6 &&
+ (TT.substr(0, 6) == "thumb-" || TT.substr(0, 6) == "thumbv"))
return 20;
// If the target triple is something non-thumb, we don't match.
return getJITMatchQuality()/2;
}
-ThumbTargetMachine::ThumbTargetMachine(const Module &M, const std::string &FS)
- : ARMTargetMachine(M, FS, true) {
-}
-
/// TargetMachine ctor - Create an ARM architecture model.
///
-ARMTargetMachine::ARMTargetMachine(const Module &M, const std::string &FS,
- bool isThumb)
+ARMBaseTargetMachine::ARMBaseTargetMachine(const Module &M,
+ const std::string &FS,
+ bool isThumb)
: Subtarget(M, FS, isThumb),
- DataLayout(Subtarget.isAPCS_ABI() ?
- // APCS ABI
- (isThumb ?
- std::string("e-p:32:32-f64:32:32-i64:32:32-"
- "i16:16:32-i8:8:32-i1:8:32-a:0:32") :
- std::string("e-p:32:32-f64:32:32-i64:32:32")) :
- // AAPCS ABI
- (isThumb ?
- std::string("e-p:32:32-f64:64:64-i64:64:64-"
- "i16:16:32-i8:8:32-i1:8:32-a:0:32") :
- std::string("e-p:32:32-f64:64:64-i64:64:64"))),
- InstrInfo(Subtarget),
FrameInfo(Subtarget),
- JITInfo(*this),
- TLInfo(*this) {}
+ JITInfo(),
+ InstrItins(Subtarget.getInstrItineraryData()) {
+ DefRelocModel = getRelocationModel();
+}
+
+ARMTargetMachine::ARMTargetMachine(const Module &M, const std::string &FS)
+ : ARMBaseTargetMachine(M, FS, false), InstrInfo(Subtarget),
+ DataLayout(Subtarget.isAPCS_ABI() ?
+ std::string("e-p:32:32-f64:32:32-i64:32:32") :
+ std::string("e-p:32:32-f64:64:64-i64:64:64")),
+ TLInfo(*this) {
+}
+
+ThumbTargetMachine::ThumbTargetMachine(const Module &M, const std::string &FS)
+ : ARMBaseTargetMachine(M, FS, true),
+ DataLayout(Subtarget.isAPCS_ABI() ?
+ std::string("e-p:32:32-f64:32:32-i64:32:32-"
+ "i16:16:32-i8:8:32-i1:8:32-a:0:32") :
+ std::string("e-p:32:32-f64:64:64-i64:64:64-"
+ "i16:16:32-i8:8:32-i1:8:32-a:0:32")),
+ TLInfo(*this) {
+ // Create the approriate type of Thumb InstrInfo
+ if (Subtarget.hasThumb2())
+ InstrInfo = new Thumb2InstrInfo(Subtarget);
+ else
+ InstrInfo = new Thumb1InstrInfo(Subtarget);
+}
unsigned ARMTargetMachine::getJITMatchQuality() {
#if defined(__arm__)
unsigned ARMTargetMachine::getModuleMatchQuality(const Module &M) {
std::string TT = M.getTargetTriple();
- if (TT.size() >= 4 && // Match arm-foo-bar, as well as things like armv5blah-*
+ // Match arm-foo-bar, as well as things like armv5blah-*
+ if (TT.size() >= 4 &&
(TT.substr(0, 4) == "arm-" || TT.substr(0, 4) == "armv"))
return 20;
// If the target triple is something non-arm, we don't match.
}
-const TargetAsmInfo *ARMTargetMachine::createTargetAsmInfo() const {
+const TargetAsmInfo *ARMBaseTargetMachine::createTargetAsmInfo() const {
switch (Subtarget.TargetType) {
case ARMSubtarget::isDarwin:
return new ARMDarwinTargetAsmInfo(*this);
// Pass Pipeline Configuration
-bool ARMTargetMachine::addInstSelector(PassManagerBase &PM, bool Fast) {
+bool ARMBaseTargetMachine::addInstSelector(PassManagerBase &PM,
+ CodeGenOpt::Level OptLevel) {
PM.add(createARMISelDag(*this));
return false;
}
-bool ARMTargetMachine::addPreEmitPass(PassManagerBase &PM, bool Fast) {
+bool ARMBaseTargetMachine::addPreRegAlloc(PassManagerBase &PM,
+ CodeGenOpt::Level OptLevel) {
+ // FIXME: temporarily disabling load / store optimization pass for Thumb mode.
+ if (OptLevel != CodeGenOpt::None && !DisableLdStOpti && !Subtarget.isThumb())
+ PM.add(createARMLoadStoreOptimizationPass(true));
+ return true;
+}
+
+bool ARMBaseTargetMachine::addPreEmitPass(PassManagerBase &PM,
+ CodeGenOpt::Level OptLevel) {
// FIXME: temporarily disabling load / store optimization pass for Thumb mode.
- if (!Fast && !DisableLdStOpti && !Subtarget.isThumb())
+ if (OptLevel != CodeGenOpt::None && !DisableLdStOpti && !Subtarget.isThumb())
PM.add(createARMLoadStoreOptimizationPass());
- if (!Fast && !DisableIfConversion && !Subtarget.isThumb())
+ if (OptLevel != CodeGenOpt::None &&
+ !DisableIfConversion && !Subtarget.isThumb())
PM.add(createIfConverterPass());
PM.add(createARMConstantIslandPass());
return true;
}
-bool ARMTargetMachine::addAssemblyEmitter(PassManagerBase &PM, bool Fast,
- raw_ostream &Out) {
+bool ARMBaseTargetMachine::addAssemblyEmitter(PassManagerBase &PM,
+ CodeGenOpt::Level OptLevel,
+ bool Verbose,
+ raw_ostream &Out) {
// Output assembly language.
assert(AsmPrinterCtor && "AsmPrinter was not linked in");
if (AsmPrinterCtor)
- PM.add(AsmPrinterCtor(Out, *this));
+ PM.add(AsmPrinterCtor(Out, *this, Verbose));
return false;
}
-bool ARMTargetMachine::addCodeEmitter(PassManagerBase &PM, bool Fast,
- bool DumpAsm, MachineCodeEmitter &MCE) {
+bool ARMBaseTargetMachine::addCodeEmitter(PassManagerBase &PM,
+ CodeGenOpt::Level OptLevel,
+ bool DumpAsm,
+ MachineCodeEmitter &MCE) {
// FIXME: Move this to TargetJITInfo!
- setRelocationModel(Reloc::Static);
+ if (DefRelocModel == Reloc::Default)
+ setRelocationModel(Reloc::Static);
// Machine code emitter pass for ARM.
PM.add(createARMCodeEmitterPass(*this, MCE));
if (DumpAsm) {
assert(AsmPrinterCtor && "AsmPrinter was not linked in");
if (AsmPrinterCtor)
- PM.add(AsmPrinterCtor(errs(), *this));
+ PM.add(AsmPrinterCtor(errs(), *this, true));
}
return false;
}
-bool ARMTargetMachine::addSimpleCodeEmitter(PassManagerBase &PM, bool Fast,
- bool DumpAsm, MachineCodeEmitter &MCE) {
+bool ARMBaseTargetMachine::addCodeEmitter(PassManagerBase &PM,
+ CodeGenOpt::Level OptLevel,
+ bool DumpAsm,
+ JITCodeEmitter &JCE) {
+ // FIXME: Move this to TargetJITInfo!
+ if (DefRelocModel == Reloc::Default)
+ setRelocationModel(Reloc::Static);
+
+ // Machine code emitter pass for ARM.
+ PM.add(createARMJITCodeEmitterPass(*this, JCE));
+ if (DumpAsm) {
+ assert(AsmPrinterCtor && "AsmPrinter was not linked in");
+ if (AsmPrinterCtor)
+ PM.add(AsmPrinterCtor(errs(), *this, true));
+ }
+
+ return false;
+}
+
+bool ARMBaseTargetMachine::addCodeEmitter(PassManagerBase &PM,
+ CodeGenOpt::Level OptLevel,
+ bool DumpAsm,
+ ObjectCodeEmitter &OCE) {
+ // FIXME: Move this to TargetJITInfo!
+ if (DefRelocModel == Reloc::Default)
+ setRelocationModel(Reloc::Static);
+
+ // Machine code emitter pass for ARM.
+ PM.add(createARMObjectCodeEmitterPass(*this, OCE));
+ if (DumpAsm) {
+ assert(AsmPrinterCtor && "AsmPrinter was not linked in");
+ if (AsmPrinterCtor)
+ PM.add(AsmPrinterCtor(errs(), *this, true));
+ }
+
+ return false;
+}
+
+bool ARMBaseTargetMachine::addSimpleCodeEmitter(PassManagerBase &PM,
+ CodeGenOpt::Level OptLevel,
+ bool DumpAsm,
+ MachineCodeEmitter &MCE) {
// Machine code emitter pass for ARM.
PM.add(createARMCodeEmitterPass(*this, MCE));
if (DumpAsm) {
assert(AsmPrinterCtor && "AsmPrinter was not linked in");
if (AsmPrinterCtor)
- PM.add(AsmPrinterCtor(errs(), *this));
+ PM.add(AsmPrinterCtor(errs(), *this, true));
}
return false;
}
+
+bool ARMBaseTargetMachine::addSimpleCodeEmitter(PassManagerBase &PM,
+ CodeGenOpt::Level OptLevel,
+ bool DumpAsm,
+ JITCodeEmitter &JCE) {
+ // Machine code emitter pass for ARM.
+ PM.add(createARMJITCodeEmitterPass(*this, JCE));
+ if (DumpAsm) {
+ assert(AsmPrinterCtor && "AsmPrinter was not linked in");
+ if (AsmPrinterCtor)
+ PM.add(AsmPrinterCtor(errs(), *this, true));
+ }
+
+ return false;
+}
+
+bool ARMBaseTargetMachine::addSimpleCodeEmitter(PassManagerBase &PM,
+ CodeGenOpt::Level OptLevel,
+ bool DumpAsm,
+ ObjectCodeEmitter &OCE) {
+ // Machine code emitter pass for ARM.
+ PM.add(createARMObjectCodeEmitterPass(*this, OCE));
+ if (DumpAsm) {
+ assert(AsmPrinterCtor && "AsmPrinter was not linked in");
+ if (AsmPrinterCtor)
+ PM.add(AsmPrinterCtor(errs(), *this, true));
+ }
+
+ return false;
+}
+
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