diff options
Diffstat (limited to 'lib/Target/X86/X86FloatingPoint.cpp')
| -rw-r--r-- | lib/Target/X86/X86FloatingPoint.cpp | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/lib/Target/X86/X86FloatingPoint.cpp b/lib/Target/X86/X86FloatingPoint.cpp index 8522c8c..48470da 100644 --- a/lib/Target/X86/X86FloatingPoint.cpp +++ b/lib/Target/X86/X86FloatingPoint.cpp @@ -115,9 +115,10 @@ namespace { unsigned Mask = 0; for (MachineBasicBlock::livein_iterator I = MBB->livein_begin(), E = MBB->livein_end(); I != E; ++I) { - unsigned Reg = *I - X86::FP0; - if (Reg < 8) - Mask |= 1 << Reg; + unsigned Reg = *I; + if (Reg < X86::FP0 || Reg > X86::FP6) + continue; + Mask |= 1 << (Reg - X86::FP0); } return Mask; } @@ -1661,6 +1662,7 @@ void FPS::handleSpecialFP(MachineBasicBlock::iterator &I) { BuildMI(*MBB, I, MI->getDebugLoc(), TII->get(X86::CALLpcrel32)) .addExternalSymbol("_ftol2") .addReg(X86::ST0, RegState::ImplicitKill) + .addReg(X86::ECX, RegState::ImplicitDefine) .addReg(X86::EAX, RegState::Define | RegState::Implicit) .addReg(X86::EDX, RegState::Define | RegState::Implicit) .addReg(X86::EFLAGS, RegState::Define | RegState::Implicit); |