diff options
| author | Rafael Espindola <rafael.espindola@gmail.com> | 2012-01-11 18:14:03 +0000 |
|---|---|---|
| committer | Rafael Espindola <rafael.espindola@gmail.com> | 2012-01-11 18:14:03 +0000 |
| commit | 6635ae1c178fa823cb769376a1c3fbc1539ae8d3 (patch) | |
| tree | 002a12bc1aed9e7a9714f006243256d823cf0a57 /llvm/lib/Target/X86 | |
| parent | 6223cf72e6ca266f0aa9ac3a905759a7eec81017 (diff) | |
| download | bcm5719-llvm-6635ae1c178fa823cb769376a1c3fbc1539ae8d3.tar.gz bcm5719-llvm-6635ae1c178fa823cb769376a1c3fbc1539ae8d3.zip | |
Explicitly set the scale to 1 on some segstack prologue instrs.
Patch by Brian Anderson.
llvm-svn: 147952
Diffstat (limited to 'llvm/lib/Target/X86')
| -rw-r--r-- | llvm/lib/Target/X86/X86FrameLowering.cpp | 6 | ||||
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelLowering.cpp | 2 |
2 files changed, 4 insertions, 4 deletions
diff --git a/llvm/lib/Target/X86/X86FrameLowering.cpp b/llvm/lib/Target/X86/X86FrameLowering.cpp index ac3ec89964e..058b39a1c71 100644 --- a/llvm/lib/Target/X86/X86FrameLowering.cpp +++ b/llvm/lib/Target/X86/X86FrameLowering.cpp @@ -1385,10 +1385,10 @@ X86FrameLowering::adjustForSegmentedStacks(MachineFunction &MF) const { ScratchReg = X86::RSP; else BuildMI(checkMBB, DL, TII.get(X86::LEA64r), ScratchReg).addReg(X86::RSP) - .addImm(0).addReg(0).addImm(-StackSize).addReg(0); + .addImm(1).addReg(0).addImm(-StackSize).addReg(0); BuildMI(checkMBB, DL, TII.get(X86::CMP64rm)).addReg(ScratchReg) - .addReg(0).addImm(0).addReg(0).addImm(TlsOffset).addReg(TlsReg); + .addReg(0).addImm(1).addReg(0).addImm(TlsOffset).addReg(TlsReg); } else { TlsReg = X86::GS; TlsOffset = 0x30; @@ -1397,7 +1397,7 @@ X86FrameLowering::adjustForSegmentedStacks(MachineFunction &MF) const { ScratchReg = X86::ESP; else BuildMI(checkMBB, DL, TII.get(X86::LEA32r), ScratchReg).addReg(X86::ESP) - .addImm(0).addReg(0).addImm(-StackSize).addReg(0); + .addImm(1).addReg(0).addImm(-StackSize).addReg(0); BuildMI(checkMBB, DL, TII.get(X86::CMP32rm)).addReg(ScratchReg) .addReg(0).addImm(0).addReg(0).addImm(TlsOffset).addReg(TlsReg); diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp index 4409389e7c4..771ca082506 100644 --- a/llvm/lib/Target/X86/X86ISelLowering.cpp +++ b/llvm/lib/Target/X86/X86ISelLowering.cpp @@ -12066,7 +12066,7 @@ X86TargetLowering::EmitLoweredSegAlloca(MachineInstr *MI, MachineBasicBlock *BB, BuildMI(BB, DL, TII->get(Is64Bit ? X86::SUB64rr:X86::SUB32rr), SPLimitVReg) .addReg(tmpSPVReg).addReg(sizeVReg); BuildMI(BB, DL, TII->get(Is64Bit ? X86::CMP64mr:X86::CMP32mr)) - .addReg(0).addImm(0).addReg(0).addImm(TlsOffset).addReg(TlsReg) + .addReg(0).addImm(1).addReg(0).addImm(TlsOffset).addReg(TlsReg) .addReg(SPLimitVReg); BuildMI(BB, DL, TII->get(X86::JG_4)).addMBB(mallocMBB); |
