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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 | a9d2c67cc2ea6c0e3662ffcf4d4f3cd613a6b308 (patch) | |
| tree | d4f05ce17682627134da2dca5d6e96cd2e8e5b28 | |
| parent | 35da3d190accbc031c50af740af750cd8c129136 (diff) | |
| download | bcm5719-llvm-a9d2c67cc2ea6c0e3662ffcf4d4f3cd613a6b308.tar.gz bcm5719-llvm-a9d2c67cc2ea6c0e3662ffcf4d4f3cd613a6b308.zip | |
Copy segment register when optimizing to MOV8ao8/MOV16ao16/MOV32ao32.
llvm-svn: 199365
| -rw-r--r-- | llvm/lib/Target/X86/X86MCInstLower.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/Target/X86/X86MCInstLower.cpp b/llvm/lib/Target/X86/X86MCInstLower.cpp index 8b4195f0ee0..8d1348012e3 100644 --- a/llvm/lib/Target/X86/X86MCInstLower.cpp +++ b/llvm/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) |
