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authorCameron Esfahani <dirty@apple.com>2010-10-08 19:24:18 +0000
committerCameron Esfahani <dirty@apple.com>2010-10-08 19:24:18 +0000
commitec37b00b17fba355ac6d4a1bee918d3004c54584 (patch)
treed36faba06a032e058b0c190859439261530e1686 /lib
parente95f3195b8c65f377a59cc716bfda58c8f7c2f5e (diff)
Recommit 116056, now with the missing file...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116083 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
-rw-r--r--lib/Target/X86/X86ISelLowering.cpp6
-rw-r--r--lib/Target/X86/X86TargetMachine.cpp3
2 files changed, 7 insertions, 2 deletions
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index 66f9612e02..27226d885d 100644
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -1701,8 +1701,12 @@ X86TargetLowering::LowerFormalArguments(SDValue Chain,
TotalNumXMMRegs = 0;
if (IsWin64) {
+ const TargetFrameInfo &TFI = *getTargetMachine().getFrameInfo();
+ // Get to the caller-allocated home save location. Add 8 to account
+ // for the return address.
+ int HomeOffset = TFI.getOffsetOfLocalArea() + 8;
FuncInfo->setRegSaveFrameIndex(
- MFI->CreateFixedObject(1, NumIntRegs * 8, false));
+ MFI->CreateFixedObject(1, NumIntRegs * 8 + HomeOffset, false));
FuncInfo->setVarArgsFrameIndex(FuncInfo->getRegSaveFrameIndex());
} else {
// For X86-64, if there are vararg parameters that are passed via
diff --git a/lib/Target/X86/X86TargetMachine.cpp b/lib/Target/X86/X86TargetMachine.cpp
index ad2980e558..4e435eecb1 100644
--- a/lib/Target/X86/X86TargetMachine.cpp
+++ b/lib/Target/X86/X86TargetMachine.cpp
@@ -121,7 +121,8 @@ X86TargetMachine::X86TargetMachine(const Target &T, const std::string &TT,
Subtarget(TT, FS, is64Bit),
FrameInfo(TargetFrameInfo::StackGrowsDown,
Subtarget.getStackAlignment(),
- Subtarget.is64Bit() ? -8 : -4),
+ (Subtarget.isTargetWin64() ? -40 :
+ (Subtarget.is64Bit() ? -8 : -4))),
ELFWriterInfo(is64Bit, true) {
DefRelocModel = getRelocationModel();