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Now that compare instructions aren't lumped in with the other twoargfp instructions,

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we can get rid of the FpUCOM/FpUCOMi pseudo instructions, which makes stuff simpler
and faster.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@14144 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2004-06-11 04:49:02 +00:00
parent ab8deccb82
commit 0ca2c8e02c
6 changed files with 15 additions and 27 deletions
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2
lib/Target/X86/X86SimpInstrSelector.cpp
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@@ -845,7 +845,7 @@ unsigned ISel::EmitComparison(unsigned OpNum, Value *Op0, Value *Op1,
BuildMI(*MBB, IP, X86::CMP32rr, 2).addReg(Op0r).addReg(Op1r);
break;
case cFP:
BuildMI(*MBB, IP, X86::FpUCOM, 2).addReg(Op0r).addReg(Op1r);
BuildMI(*MBB, IP, X86::FUCOMr, 2).addReg(Op0r).addReg(Op1r);
BuildMI(*MBB, IP, X86::FNSTSW8r, 0);
BuildMI(*MBB, IP, X86::SAHF, 1);
break;