diff options
Diffstat (limited to 'src/arch/x86/insts')
| -rw-r--r-- | src/arch/x86/insts/microregop.cc | 14 |
1 files changed, 5 insertions, 9 deletions
diff --git a/src/arch/x86/insts/microregop.cc b/src/arch/x86/insts/microregop.cc index b6a30d6a7..ad48a4bc1 100644 --- a/src/arch/x86/insts/microregop.cc +++ b/src/arch/x86/insts/microregop.cc @@ -68,17 +68,15 @@ namespace X86ISA { DPRINTF(Sparc, "flagMask = %#x\n", flagMask); uint64_t flags = oldFlags & ~flagMask; - if(flagMask & CFBit) + if(flagMask & (ECFBit | CFBit)) { if(findCarry(dataSize*8, _dest, _src1, _src2)) - flags |= CFBit; + flags |= (flagMask & (ECFBit | CFBit)); if(subtract) - flags ^= CFBit; + flags ^= (flagMask & (ECFBit | CFBit)); } if(flagMask & PFBit && findParity(dataSize*8, _dest)) flags |= PFBit; - if(flagMask & ECFBit && findCarry(dataSize*8, _dest, _src1, _src2)) - flags |= ECFBit; if(flagMask & AFBit) { if(findCarry(4, _dest, _src1, _src2)) @@ -86,10 +84,8 @@ namespace X86ISA if(subtract) flags ^= AFBit; } - if(flagMask & EZFBit && findZero(dataSize*8, _dest)) - flags |= EZFBit; - if(flagMask & ZFBit && findZero(dataSize*8, _dest)) - flags |= ZFBit; + if(flagMask & (EZFBit | ZFBit) && findZero(dataSize*8, _dest)) + flags |= (flagMask & (EZFBit | ZFBit)); if(flagMask & SFBit && findNegative(dataSize*8, _dest)) flags |= SFBit; if(flagMask & OFBit && findOverflow(dataSize*8, _dest, _src1, _src2)) |