diff options
Diffstat (limited to 'src/ARM_InstrInfo.cpp')
-rw-r--r-- | src/ARM_InstrInfo.cpp | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/src/ARM_InstrInfo.cpp b/src/ARM_InstrInfo.cpp index 28362d9..b50e821 100644 --- a/src/ARM_InstrInfo.cpp +++ b/src/ARM_InstrInfo.cpp @@ -373,16 +373,16 @@ Info Decode(bool thumb, u32 num, u32 instr) if (res.Kind == tk_LDMIA || res.Kind == tk_POP) { - u32 set = (instr & 0xFF) & ~(res.DstRegs|res.SrcRegs); - res.NotStrictlyNeeded |= set; + u32 set = (instr & 0xFF); + res.NotStrictlyNeeded |= set & ~(res.DstRegs|res.SrcRegs); res.DstRegs |= set; } if (res.Kind == tk_STMIA || res.Kind == tk_PUSH) { - u32 set = (instr & 0xFF) & ~(res.DstRegs|res.SrcRegs); + u32 set = (instr & 0xFF); if (res.Kind == tk_PUSH && instr & (1 << 8)) set |= (1 << 14); - res.NotStrictlyNeeded |= set; + res.NotStrictlyNeeded |= set & ~(res.DstRegs|res.SrcRegs); res.SrcRegs |= set; } @@ -495,15 +495,15 @@ Info Decode(bool thumb, u32 num, u32 instr) if (res.Kind == ak_LDM) { - u16 set = (instr & 0xFFFF) & ~(res.SrcRegs|res.DstRegs|(1<<15)); + u16 set = (instr & 0xFFFF); + res.NotStrictlyNeeded |= set & ~(res.SrcRegs|res.DstRegs|(1<<15)); res.DstRegs |= set; - res.NotStrictlyNeeded |= set; } if (res.Kind == ak_STM) { - u16 set = (instr & 0xFFFF) & ~(res.SrcRegs|res.DstRegs|(1<<15)); + u16 set = (instr & 0xFFFF); + res.NotStrictlyNeeded |= set & ~(res.SrcRegs|res.DstRegs|(1<<15)); res.SrcRegs |= set; - res.NotStrictlyNeeded |= set; } if ((instr >> 28) < 0xE) |