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| author | Chris Lattner <sabre@nondot.org> | 2005-04-28 22:07:18 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2005-04-28 22:07:18 +0000 |
| commit | 014d2c42e75802eaaf832ff08c9f8af211c0ba0b (patch) | |
| tree | 46bcc74b0e0356b0502e992f20a131564ff99c5c /llvm/lib | |
| parent | 59ecb57e4a9f5b29dc8f923446b795559c25f611 (diff) | |
| download | bcm5719-llvm-014d2c42e75802eaaf832ff08c9f8af211c0ba0b.tar.gz bcm5719-llvm-014d2c42e75802eaaf832ff08c9f8af211c0ba0b.zip | |
Add support for FSQRT node, patch contributed by Morten Ofstad
llvm-svn: 21610
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelPattern.cpp | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/llvm/lib/Target/X86/X86ISelPattern.cpp b/llvm/lib/Target/X86/X86ISelPattern.cpp index bb9e901e1e7..d7ea0e3c8e6 100644 --- a/llvm/lib/Target/X86/X86ISelPattern.cpp +++ b/llvm/lib/Target/X86/X86ISelPattern.cpp @@ -1830,12 +1830,16 @@ unsigned ISel::SelectExpr(SDOperand N) { return Result; case ISD::FABS: - Tmp1 = SelectExpr(Node->getOperand(0)); - BuildMI(BB, X86::FABS, 1, Result).addReg(Tmp1); - return Result; case ISD::FNEG: + case ISD::FSQRT: + assert(N.getValueType()==MVT::f64 && "Illegal type for this operation"); Tmp1 = SelectExpr(Node->getOperand(0)); - BuildMI(BB, X86::FCHS, 1, Result).addReg(Tmp1); + switch (N.getOpcode()) { + default: assert(0 && "Unreachable!"); + case ISD::FABS: BuildMI(BB, X86::FABS, 1, Result).addReg(Tmp1); break; + case ISD::FNEG: BuildMI(BB, X86::FCHS, 1, Result).addReg(Tmp1); break; + case ISD::FSQRT: BuildMI(BB, X86::FSQRT, 1, Result).addReg(Tmp1); break; + } return Result; case ISD::MULHU: |
