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x86: Improve cmov handling

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cmov can accept multi sizes, but is also a OPC_TEST opcode,
deal with this.
This commit is contained in:
Michael Matz
2016-05-11 18:54:24 +02:00
parent 9645b62a65
commit bd93dc6923
4 changed files with 11 additions and 9 deletions
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i386-asm.h
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@ -382,7 +382,7 @@ ALT(DEF_ASM_OP2(cmpxchgb, 0x0fb0, 0, OPC_MODRM | OPC_BWL, OPT_REG, OPT_REG | OPT
DEF_ASM_OP1(cmpxchg8b, 0x0fc7, 1, OPC_MODRM, OPT_EA )
/* pentium pro */
ALT(DEF_ASM_OP2(cmovo, 0x0f40, 0, OPC_MODRM | OPC_TEST, OPT_REG32 | OPT_EA, OPT_REG32))
ALT(DEF_ASM_OP2(cmovo, 0x0f40, 0, OPC_MODRM | OPC_TEST | OPC_WL, OPT_REGW | OPT_EA, OPT_REGW))
#ifdef I386_ASM_16
ALT(DEF_ASM_OP2(cmovno, 0x0f41, 0, OPC_MODRM | OPC_TEST, OPT_REG32 | OPT_EA, OPT_REG32))
ALT(DEF_ASM_OP2(cmovc, 0x0f42, 0, OPC_MODRM | OPC_TEST, OPT_REG32 | OPT_EA, OPT_REG32))