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Remove resetSubtargetFeatures as it is unused.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@217071 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eric Christopher 2014-09-03 20:36:31 +00:00
parent c24df453b0
commit 5b7ae59f6d
8 changed files with 9 additions and 71 deletions
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4
include/llvm/Target/TargetSubtargetInfo.h
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@ -160,10 +160,6 @@ public:
/// \brief Enable the use of the early if conversion pass.
virtual bool enableEarlyIfConversion() const { return false; }
/// \brief Reset the features for the subtarget.
virtual void resetSubtargetFeatures(const MachineFunction *MF) { }
};
} // End llvm namespace

3
lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
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@ -421,9 +421,6 @@ bool SelectionDAGISel::runOnMachineFunction(MachineFunction &mf) {
LibInfo = &getAnalysis<TargetLibraryInfo>();
GFI = Fn.hasGC() ? &getAnalysis<GCModuleInfo>().getFunctionInfo(Fn) : nullptr;
TargetSubtargetInfo &ST =
const_cast<TargetSubtargetInfo&>(TM.getSubtarget<TargetSubtargetInfo>());
ST.resetSubtargetFeatures(MF);
TM.resetTargetOptions(MF);
// Reset OptLevel to None for optnone functions.

20
lib/Target/ARM/ARMSubtarget.cpp
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@ -148,7 +148,7 @@ static std::string computeDataLayout(ARMSubtarget &ST) {
ARMSubtarget &ARMSubtarget::initializeSubtargetDependencies(StringRef CPU,
StringRef FS) {
initializeEnvironment();
resetSubtargetFeatures(CPU, FS);
initSubtargetFeatures(CPU, FS);
return *this;
}
@ -219,23 +219,7 @@ void ARMSubtarget::initializeEnvironment() {
UnsafeFPMath = false;
}
void ARMSubtarget::resetSubtargetFeatures(const MachineFunction *MF) {
AttributeSet FnAttrs = MF->getFunction()->getAttributes();
Attribute CPUAttr = FnAttrs.getAttribute(AttributeSet::FunctionIndex,
"target-cpu");
Attribute FSAttr = FnAttrs.getAttribute(AttributeSet::FunctionIndex,
"target-features");
std::string CPU =
!CPUAttr.hasAttribute(Attribute::None) ?CPUAttr.getValueAsString() : "";
std::string FS =
!FSAttr.hasAttribute(Attribute::None) ? FSAttr.getValueAsString() : "";
if (!FS.empty()) {
initializeEnvironment();
resetSubtargetFeatures(CPU, FS);
}
}
void ARMSubtarget::resetSubtargetFeatures(StringRef CPU, StringRef FS) {
void ARMSubtarget::initSubtargetFeatures(StringRef CPU, StringRef FS) {
if (CPUString.empty()) {
if (isTargetIOS() && TargetTriple.getArchName().endswith("v7s"))
// Default to the Swift CPU when targeting armv7s/thumbv7s.

5
lib/Target/ARM/ARMSubtarget.h
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@ -248,9 +248,6 @@ protected:
/// subtarget options. Definition of function is auto generated by tblgen.
void ParseSubtargetFeatures(StringRef CPU, StringRef FS);
/// \brief Reset the features for the ARM target.
void resetSubtargetFeatures(const MachineFunction *MF) override;
/// initializeSubtargetDependencies - Initializes using a CPU and feature string
/// so that we can use initializer lists for subtarget initialization.
ARMSubtarget &initializeSubtargetDependencies(StringRef CPU, StringRef FS);
@ -282,7 +279,7 @@ private:
std::unique_ptr<ARMFrameLowering> FrameLowering;
void initializeEnvironment();
void resetSubtargetFeatures(StringRef CPU, StringRef FS);
void initSubtargetFeatures(StringRef CPU, StringRef FS);
public:
void computeIssueWidth();

20
lib/Target/PowerPC/PPCSubtarget.cpp
View File

@ -69,7 +69,7 @@ static std::string getDataLayoutString(const Triple &T) {
PPCSubtarget &PPCSubtarget::initializeSubtargetDependencies(StringRef CPU,
StringRef FS) {
initializeEnvironment();
resetSubtargetFeatures(CPU, FS);
initSubtargetFeatures(CPU, FS);
return *this;
}
@ -84,22 +84,6 @@ PPCSubtarget::PPCSubtarget(const std::string &TT, const std::string &CPU,
FrameLowering(initializeSubtargetDependencies(CPU, FS)), InstrInfo(*this),
TLInfo(TM), TSInfo(&DL) {}
void PPCSubtarget::resetSubtargetFeatures(const MachineFunction *MF) {
AttributeSet FnAttrs = MF->getFunction()->getAttributes();
Attribute CPUAttr = FnAttrs.getAttribute(AttributeSet::FunctionIndex,
"target-cpu");
Attribute FSAttr = FnAttrs.getAttribute(AttributeSet::FunctionIndex,
"target-features");
std::string CPU =
!CPUAttr.hasAttribute(Attribute::None) ? CPUAttr.getValueAsString() : "";
std::string FS =
!FSAttr.hasAttribute(Attribute::None) ? FSAttr.getValueAsString() : "";
if (!FS.empty()) {
initializeEnvironment();
resetSubtargetFeatures(CPU, FS);
}
}
void PPCSubtarget::initializeEnvironment() {
StackAlignment = 16;
DarwinDirective = PPC::DIR_NONE;
@ -134,7 +118,7 @@ void PPCSubtarget::initializeEnvironment() {
HasLazyResolverStubs = false;
}
void PPCSubtarget::resetSubtargetFeatures(StringRef CPU, StringRef FS) {
void PPCSubtarget::initSubtargetFeatures(StringRef CPU, StringRef FS) {
// Determine default and user specified characteristics
std::string CPUName = CPU;
if (CPUName.empty())

4
lib/Target/PowerPC/PPCSubtarget.h
View File

@ -171,11 +171,9 @@ public:
/// so that we can use initializer lists for subtarget initialization.
PPCSubtarget &initializeSubtargetDependencies(StringRef CPU, StringRef FS);
/// \brief Reset the features for the PowerPC target.
void resetSubtargetFeatures(const MachineFunction *MF) override;
private:
void initializeEnvironment();
void resetSubtargetFeatures(StringRef CPU, StringRef FS);
void initSubtargetFeatures(StringRef CPU, StringRef FS);
public:
/// isPPC64 - Return true if we are generating code for 64-bit pointer mode.

20
lib/Target/X86/X86Subtarget.cpp
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@ -183,23 +183,7 @@ bool X86Subtarget::IsLegalToCallImmediateAddr(const TargetMachine &TM) const {
return isTargetELF() || TM.getRelocationModel() == Reloc::Static;
}
void X86Subtarget::resetSubtargetFeatures(const MachineFunction *MF) {
AttributeSet FnAttrs = MF->getFunction()->getAttributes();
Attribute CPUAttr =
FnAttrs.getAttribute(AttributeSet::FunctionIndex, "target-cpu");
Attribute FSAttr =
FnAttrs.getAttribute(AttributeSet::FunctionIndex, "target-features");
std::string CPU =
!CPUAttr.hasAttribute(Attribute::None) ? CPUAttr.getValueAsString() : "";
std::string FS =
!FSAttr.hasAttribute(Attribute::None) ? FSAttr.getValueAsString() : "";
if (!FS.empty()) {
initializeEnvironment();
resetSubtargetFeatures(CPU, FS);
}
}
void X86Subtarget::resetSubtargetFeatures(StringRef CPU, StringRef FS) {
void X86Subtarget::initSubtargetFeatures(StringRef CPU, StringRef FS) {
std::string CPUName = CPU;
if (CPUName.empty())
CPUName = "generic";
@ -342,7 +326,7 @@ static std::string computeDataLayout(const Triple &TT) {
X86Subtarget &X86Subtarget::initializeSubtargetDependencies(StringRef CPU,
StringRef FS) {
initializeEnvironment();
resetSubtargetFeatures(CPU, FS);
initSubtargetFeatures(CPU, FS);
return *this;
}

4
lib/Target/X86/X86Subtarget.h
View File

@ -283,14 +283,12 @@ public:
/// subtarget options. Definition of function is auto generated by tblgen.
void ParseSubtargetFeatures(StringRef CPU, StringRef FS);
/// \brief Reset the features for the X86 target.
void resetSubtargetFeatures(const MachineFunction *MF) override;
private:
/// \brief Initialize the full set of dependencies so we can use an initializer
/// list for X86Subtarget.
X86Subtarget &initializeSubtargetDependencies(StringRef CPU, StringRef FS);
void initializeEnvironment();
void resetSubtargetFeatures(StringRef CPU, StringRef FS);
void initSubtargetFeatures(StringRef CPU, StringRef FS);
public:
/// Is this x86_64? (disregarding specific ABI / programming model)
bool is64Bit() const {