diff options
| author | Duraid Madina <duraid@octopus.com.au> | 2005-04-01 10:35:00 +0000 |
|---|---|---|
| committer | Duraid Madina <duraid@octopus.com.au> | 2005-04-01 10:35:00 +0000 |
| commit | 69c8e20aa1cf7f4afb515cceeada6b1ceb06f2b5 (patch) | |
| tree | c94c7f629d228968b406f84134ea8711757c3187 /lib/Target | |
| parent | 6cb2e1b124887e5ef3ff77c6ba4ca9b8de051bb5 (diff) | |
repair mindless SELECT waste.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@20982 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target')
| -rw-r--r-- | lib/Target/IA64/IA64ISelPattern.cpp | 20 |
1 files changed, 5 insertions, 15 deletions
diff --git a/lib/Target/IA64/IA64ISelPattern.cpp b/lib/Target/IA64/IA64ISelPattern.cpp index 1b1c81fdcc..16607cbcc3 100644 --- a/lib/Target/IA64/IA64ISelPattern.cpp +++ b/lib/Target/IA64/IA64ISelPattern.cpp @@ -554,11 +554,6 @@ unsigned ISel::SelectExpr(SDOperand N) { Tmp2 = SelectExpr(N.getOperand(1)); //Use if TRUE Tmp3 = SelectExpr(N.getOperand(2)); //Use if FALSE - // a temporary predicate register to hold the complement of the - // condition: - unsigned CondComplement=MakeReg(MVT::i1); - unsigned bogusTemp=MakeReg(MVT::i1); - unsigned bogoResult; switch (N.getOperand(1).getValueType()) { @@ -571,16 +566,11 @@ unsigned ISel::SelectExpr(SDOperand N) { bogoResult=MakeReg(MVT::f64); break; } - // set up the complement predicate reg (CondComplement = NOT Tmp1) - BuildMI(BB, IA64::CMPEQ, 2, bogusTemp).addReg(IA64::r0).addReg(IA64::r0); - BuildMI(BB, IA64::TPCMPNE, 3, CondComplement).addReg(bogusTemp) - .addReg(IA64::r0).addReg(IA64::r0).addReg(Tmp1); - - // and do a 'conditional move' - BuildMI(BB, IA64::PMOV, 2, bogoResult).addReg(Tmp2).addReg(Tmp1); - BuildMI(BB, IA64::CMOV, 2, Result).addReg(bogoResult).addReg(Tmp3) - .addReg(CondComplement); - + + BuildMI(BB, IA64::MOV, 1, bogoResult).addReg(Tmp3); + BuildMI(BB, IA64::CMOV, 2, Result).addReg(bogoResult).addReg(Tmp2) + .addReg(Tmp1); // FIXME: should be FMOV/FCMOV sometimes, + // though this will work for now (no JIT) return Result; } |