diff options
Diffstat (limited to 'lib/Target/X86/X86FastISel.cpp')
-rw-r--r-- | lib/Target/X86/X86FastISel.cpp | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/lib/Target/X86/X86FastISel.cpp b/lib/Target/X86/X86FastISel.cpp index f60cbcdf9b..153edea4f4 100644 --- a/lib/Target/X86/X86FastISel.cpp +++ b/lib/Target/X86/X86FastISel.cpp @@ -1039,11 +1039,10 @@ bool X86FastISel::X86SelectShift(const Instruction *I) { TII.copyRegToReg(*MBB, MBB->end(), CReg, Op1Reg, RC, RC, DL); // The shift instruction uses X86::CL. If we defined a super-register - // of X86::CL, emit an EXTRACT_SUBREG to precisely describe what - // we're doing here. + // of X86::CL, emit a subreg KILL to precisely describe what we're doing here. if (CReg != X86::CL) - BuildMI(MBB, DL, TII.get(TargetOpcode::EXTRACT_SUBREG), X86::CL) - .addReg(CReg).addImm(X86::sub_8bit); + BuildMI(MBB, DL, TII.get(TargetOpcode::KILL), X86::CL) + .addReg(CReg, RegState::Kill); unsigned ResultReg = createResultReg(RC); BuildMI(MBB, DL, TII.get(OpReg), ResultReg).addReg(Op0Reg); |