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| author | Evan Cheng <evan.cheng@apple.com> | 2006-05-30 21:30:59 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2006-05-30 21:30:59 +0000 |
| commit | a4fc5b86998d47294c02b74925e5e40467a0134b (patch) | |
| tree | 2b686f5b21aad90a1d1f87edad134937b74cddbd /llvm/lib/Target/X86/X86InstrInfo.cpp | |
| parent | a5d45872962435d7e541666ef10c3e3f4c4b10e9 (diff) | |
| download | bcm5719-llvm-a4fc5b86998d47294c02b74925e5e40467a0134b.tar.gz bcm5719-llvm-a4fc5b86998d47294c02b74925e5e40467a0134b.zip | |
Oops. PSHUFD is only available with SSE2.
llvm-svn: 28573
Diffstat (limited to 'llvm/lib/Target/X86/X86InstrInfo.cpp')
| -rw-r--r-- | llvm/lib/Target/X86/X86InstrInfo.cpp | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/llvm/lib/Target/X86/X86InstrInfo.cpp b/llvm/lib/Target/X86/X86InstrInfo.cpp index 3c84ef5f9e8..e414e19656e 100644 --- a/llvm/lib/Target/X86/X86InstrInfo.cpp +++ b/llvm/lib/Target/X86/X86InstrInfo.cpp @@ -121,11 +121,14 @@ MachineInstr *X86InstrInfo::convertToThreeAddress(MachineInstr *MI) const { default: break; case X86::SHUFPSrri: { assert(MI->getNumOperands() == 4 && "Unknown shufps instruction!"); - unsigned A = MI->getOperand(0).getReg(); - unsigned B = MI->getOperand(1).getReg(); - unsigned C = MI->getOperand(2).getReg(); - unsigned M = MI->getOperand(3).getImmedValue(); - return BuildMI(X86::PSHUFDri, 2, A).addReg(B).addImm(M); + const X86Subtarget *Subtarget = &TM.getSubtarget<X86Subtarget>(); + if (Subtarget->hasSSE2()) { + unsigned A = MI->getOperand(0).getReg(); + unsigned B = MI->getOperand(1).getReg(); + unsigned C = MI->getOperand(2).getReg(); + unsigned M = MI->getOperand(3).getImmedValue(); + return BuildMI(X86::PSHUFDri, 2, A).addReg(B).addImm(M); + } } } |
