diff options
Diffstat (limited to 'lib/Target/X86/X86MCInstLower.cpp')
| -rw-r--r-- | lib/Target/X86/X86MCInstLower.cpp | 23 |
1 files changed, 16 insertions, 7 deletions
diff --git a/lib/Target/X86/X86MCInstLower.cpp b/lib/Target/X86/X86MCInstLower.cpp index e385335..50bc14d 100644 --- a/lib/Target/X86/X86MCInstLower.cpp +++ b/lib/Target/X86/X86MCInstLower.cpp @@ -372,15 +372,10 @@ ReSimplify: case X86::FsFLD0SD: LowerUnaryToTwoAddr(OutMI, X86::PXORrr); break; case X86::VFsFLD0SS: LowerUnaryToTwoAddr(OutMI, X86::VPXORrr); break; case X86::VFsFLD0SD: LowerUnaryToTwoAddr(OutMI, X86::VPXORrr); break; - case X86::V_SET0PS: LowerUnaryToTwoAddr(OutMI, X86::XORPSrr); break; - case X86::V_SET0PD: LowerUnaryToTwoAddr(OutMI, X86::XORPDrr); break; - case X86::V_SET0PI: LowerUnaryToTwoAddr(OutMI, X86::PXORrr); break; case X86::V_SETALLONES: LowerUnaryToTwoAddr(OutMI, X86::PCMPEQDrr); break; - case X86::AVX_SET0PS: LowerUnaryToTwoAddr(OutMI, X86::VXORPSrr); break; case X86::AVX_SET0PSY: LowerUnaryToTwoAddr(OutMI, X86::VXORPSYrr); break; - case X86::AVX_SET0PD: LowerUnaryToTwoAddr(OutMI, X86::VXORPDrr); break; case X86::AVX_SET0PDY: LowerUnaryToTwoAddr(OutMI, X86::VXORPDYrr); break; - case X86::AVX_SET0PI: LowerUnaryToTwoAddr(OutMI, X86::VPXORrr); break; + case X86::AVX_SETALLONES: LowerUnaryToTwoAddr(OutMI, X86::VPCMPEQDrr); break; case X86::MOV16r0: LowerSubReg32_Op0(OutMI, X86::MOV32r0); // MOV16r0 -> MOV32r0 @@ -468,6 +463,18 @@ ReSimplify: case X86::JLE_4: OutMI.setOpcode(X86::JLE_1); break; case X86::JG_4: OutMI.setOpcode(X86::JG_1); break; + // Atomic load and store require a separate pseudo-inst because Acquire + // implies mayStore and Release implies mayLoad; fix these to regular MOV + // instructions here + case X86::ACQUIRE_MOV8rm: OutMI.setOpcode(X86::MOV8rm); goto ReSimplify; + case X86::ACQUIRE_MOV16rm: OutMI.setOpcode(X86::MOV16rm); goto ReSimplify; + case X86::ACQUIRE_MOV32rm: OutMI.setOpcode(X86::MOV32rm); goto ReSimplify; + case X86::ACQUIRE_MOV64rm: OutMI.setOpcode(X86::MOV64rm); goto ReSimplify; + case X86::RELEASE_MOV8mr: OutMI.setOpcode(X86::MOV8mr); goto ReSimplify; + case X86::RELEASE_MOV16mr: OutMI.setOpcode(X86::MOV16mr); goto ReSimplify; + case X86::RELEASE_MOV32mr: OutMI.setOpcode(X86::MOV32mr); goto ReSimplify; + case X86::RELEASE_MOV64mr: OutMI.setOpcode(X86::MOV64mr); goto ReSimplify; + // We don't currently select the correct instruction form for instructions // which have a short %eax, etc. form. Handle this by custom lowering, for // now. @@ -585,6 +592,8 @@ static void LowerTlsAddr(MCStreamer &OutStreamer, } void X86AsmPrinter::EmitInstruction(const MachineInstr *MI) { + OutStreamer.EmitCodeRegion(); + X86MCInstLower MCInstLowering(Mang, *MF, *this); switch (MI->getOpcode()) { case TargetOpcode::DBG_VALUE: @@ -601,7 +610,7 @@ void X86AsmPrinter::EmitInstruction(const MachineInstr *MI) { if (OutStreamer.hasRawTextSupport()) OutStreamer.EmitRawText(StringRef("\t#MEMBARRIER")); return; - + case X86::EH_RETURN: case X86::EH_RETURN64: { |
