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| author | Craig Topper <craig.topper@gmail.com> | 2014-01-16 07:57:45 +0000 |
|---|---|---|
| committer | Craig Topper <craig.topper@gmail.com> | 2014-01-16 07:57:45 +0000 |
| commit | c3ab5de57c3a4c3ef00e83ad92a2df8c9ddf7e4f (patch) | |
| tree | 39beb4d871015399730d1c7321866a4443310d9f /lib | |
| parent | 85026d937558b1ab5f8e84ee756ed925459085e2 (diff) | |
| download | llvm-c3ab5de57c3a4c3ef00e83ad92a2df8c9ddf7e4f.tar.gz llvm-c3ab5de57c3a4c3ef00e83ad92a2df8c9ddf7e4f.tar.bz2 llvm-c3ab5de57c3a4c3ef00e83ad92a2df8c9ddf7e4f.tar.xz | |
Copy segment register when optimizing to MOV8ao8/MOV16ao16/MOV32ao32.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@199365 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Target/X86/X86MCInstLower.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/Target/X86/X86MCInstLower.cpp b/lib/Target/X86/X86MCInstLower.cpp index 8b4195f0ee..8d1348012e 100644 --- a/lib/Target/X86/X86MCInstLower.cpp +++ b/lib/Target/X86/X86MCInstLower.cpp @@ -323,15 +323,16 @@ static void SimplifyShortMoveForm(X86AsmPrinter &Printer, MCInst &Inst, if (Absolute && (Inst.getOperand(AddrBase + 0).getReg() != 0 || Inst.getOperand(AddrBase + 2).getReg() != 0 || - Inst.getOperand(AddrBase + 4).getReg() != 0 || Inst.getOperand(AddrBase + 1).getImm() != 1)) return; // If so, rewrite the instruction. MCOperand Saved = Inst.getOperand(AddrOp); + MCOperand Seg = Inst.getOperand(AddrBase + 4); Inst = MCInst(); Inst.setOpcode(Opcode); Inst.addOperand(Saved); + Inst.addOperand(Seg); } static unsigned getRetOpcode(const X86Subtarget &Subtarget) |