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Diffstat (limited to 'lib/Target/X86/X86Subtarget.cpp')
-rw-r--r--lib/Target/X86/X86Subtarget.cpp18
1 files changed, 11 insertions, 7 deletions
diff --git a/lib/Target/X86/X86Subtarget.cpp b/lib/Target/X86/X86Subtarget.cpp
index d5bb56603df9..f8f78da52cc2 100644
--- a/lib/Target/X86/X86Subtarget.cpp
+++ b/lib/Target/X86/X86Subtarget.cpp
@@ -146,6 +146,9 @@ unsigned char X86Subtarget::classifyGlobalReference(const GlobalValue *GV,
return X86II::MO_DLLIMPORT;
return X86II::MO_COFFSTUB;
}
+ // Some JIT users use *-win32-elf triples; these shouldn't use GOT tables.
+ if (isOSWindows())
+ return X86II::MO_NO_FLAG;
if (is64Bit()) {
// ELF supports a large, truly PIC code model with non-PC relative GOT
@@ -285,10 +288,10 @@ void X86Subtarget::initSubtargetFeatures(StringRef CPU, StringRef FS) {
// Stack alignment is 16 bytes on Darwin, Linux, kFreeBSD and Solaris (both
// 32 and 64 bit) and for all 64-bit targets.
if (StackAlignOverride)
- stackAlignment = StackAlignOverride;
+ stackAlignment = *StackAlignOverride;
else if (isTargetDarwin() || isTargetLinux() || isTargetSolaris() ||
isTargetKFreeBSD() || In64BitMode)
- stackAlignment = 16;
+ stackAlignment = Align(16);
// Some CPUs have more overhead for gather. The specified overhead is relative
// to the Load operation. "2" is the number provided by Intel architects. This
@@ -304,6 +307,8 @@ void X86Subtarget::initSubtargetFeatures(StringRef CPU, StringRef FS) {
// Consume the vector width attribute or apply any target specific limit.
if (PreferVectorWidthOverride)
PreferVectorWidth = PreferVectorWidthOverride;
+ else if (Prefer128Bit)
+ PreferVectorWidth = 128;
else if (Prefer256Bit)
PreferVectorWidth = 256;
}
@@ -316,12 +321,11 @@ X86Subtarget &X86Subtarget::initializeSubtargetDependencies(StringRef CPU,
X86Subtarget::X86Subtarget(const Triple &TT, StringRef CPU, StringRef FS,
const X86TargetMachine &TM,
- unsigned StackAlignOverride,
+ MaybeAlign StackAlignOverride,
unsigned PreferVectorWidthOverride,
unsigned RequiredVectorWidth)
- : X86GenSubtargetInfo(TT, CPU, FS),
- PICStyle(PICStyles::None), TM(TM), TargetTriple(TT),
- StackAlignOverride(StackAlignOverride),
+ : X86GenSubtargetInfo(TT, CPU, FS), PICStyle(PICStyles::None), TM(TM),
+ TargetTriple(TT), StackAlignOverride(StackAlignOverride),
PreferVectorWidthOverride(PreferVectorWidthOverride),
RequiredVectorWidth(RequiredVectorWidth),
In64BitMode(TargetTriple.getArch() == Triple::x86_64),
@@ -355,7 +359,7 @@ const CallLowering *X86Subtarget::getCallLowering() const {
return CallLoweringInfo.get();
}
-const InstructionSelector *X86Subtarget::getInstructionSelector() const {
+InstructionSelector *X86Subtarget::getInstructionSelector() const {
return InstSelector.get();
}