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I don't think we have to have 4 extra allocated (but unused) bytes on the stack.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12905 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Brian Gaeke 2004-04-13 18:28:37 +00:00
parent 3d11e8a6d3
commit ef8e48aae0
4 changed files with 4 additions and 4 deletions
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2
lib/Target/Sparc/SparcRegisterInfo.cpp
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@ -99,7 +99,7 @@ void SparcV8RegisterInfo::emitPrologue(MachineFunction &MF) const {
MachineFrameInfo *MFI = MF.getFrameInfo(); MachineFrameInfo *MFI = MF.getFrameInfo();
// Get the number of bytes to allocate from the FrameInfo // Get the number of bytes to allocate from the FrameInfo
int NumBytes = (int) MFI->getStackSize() + 4; int NumBytes = (int) MFI->getStackSize();
// Emit the correct save instruction based on the number of bytes in the frame. // Emit the correct save instruction based on the number of bytes in the frame.
// Minimum stack frame size according to V8 ABI is: // Minimum stack frame size according to V8 ABI is:

2
lib/Target/Sparc/SparcTargetMachine.cpp
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@ -32,7 +32,7 @@ TargetMachine *llvm::allocateSparcV8TargetMachine(const Module &M,
SparcV8TargetMachine::SparcV8TargetMachine(const Module &M, SparcV8TargetMachine::SparcV8TargetMachine(const Module &M,
IntrinsicLowering *IL) IntrinsicLowering *IL)
: TargetMachine("SparcV8", IL, true, 4, 4, 4, 4, 4), : TargetMachine("SparcV8", IL, true, 4, 4, 4, 4, 4),
FrameInfo(TargetFrameInfo::StackGrowsDown, 8, 4), JITInfo(*this) { FrameInfo(TargetFrameInfo::StackGrowsDown, 8, 0), JITInfo(*this) {
} }
/// addPassesToEmitAssembly - Add passes to the specified pass manager /// addPassesToEmitAssembly - Add passes to the specified pass manager

2
lib/Target/SparcV8/SparcV8RegisterInfo.cpp
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@ -99,7 +99,7 @@ void SparcV8RegisterInfo::emitPrologue(MachineFunction &MF) const {
MachineFrameInfo *MFI = MF.getFrameInfo(); MachineFrameInfo *MFI = MF.getFrameInfo();
// Get the number of bytes to allocate from the FrameInfo // Get the number of bytes to allocate from the FrameInfo
int NumBytes = (int) MFI->getStackSize() + 4; int NumBytes = (int) MFI->getStackSize();
// Emit the correct save instruction based on the number of bytes in the frame. // Emit the correct save instruction based on the number of bytes in the frame.
// Minimum stack frame size according to V8 ABI is: // Minimum stack frame size according to V8 ABI is:

2
lib/Target/SparcV8/SparcV8TargetMachine.cpp
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@ -32,7 +32,7 @@ TargetMachine *llvm::allocateSparcV8TargetMachine(const Module &M,
SparcV8TargetMachine::SparcV8TargetMachine(const Module &M, SparcV8TargetMachine::SparcV8TargetMachine(const Module &M,
IntrinsicLowering *IL) IntrinsicLowering *IL)
: TargetMachine("SparcV8", IL, true, 4, 4, 4, 4, 4), : TargetMachine("SparcV8", IL, true, 4, 4, 4, 4, 4),
FrameInfo(TargetFrameInfo::StackGrowsDown, 8, 4), JITInfo(*this) { FrameInfo(TargetFrameInfo::StackGrowsDown, 8, 0), JITInfo(*this) {
} }
/// addPassesToEmitAssembly - Add passes to the specified pass manager /// addPassesToEmitAssembly - Add passes to the specified pass manager