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Disabled opcode 0x86 (XCHG byte) on x86-64 recompiler.

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This commit is contained in:
TomW 2015-10-15 19:40:53 +01:00
commit 7341cf2a20
1 changed files with 4 additions and 0 deletions
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4
src/codegen_ops_xchg.h
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@ -44,6 +44,9 @@ OP_XCHG_EAX_(EBP)
static uint32_t ropXCHG_b(uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc, codeblock_t *block) static uint32_t ropXCHG_b(uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc, codeblock_t *block)
{ {
#ifdef __amd64__
return 0;
#else
int src_reg, dst_reg, temp_reg; int src_reg, dst_reg, temp_reg;
if ((fetchdat & 0xc0) != 0xc0) if ((fetchdat & 0xc0) != 0xc0)
@ -56,6 +59,7 @@ static uint32_t ropXCHG_b(uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uin
STORE_REG_TARGET_B_RELEASE(temp_reg, fetchdat & 7); STORE_REG_TARGET_B_RELEASE(temp_reg, fetchdat & 7);
return op_pc + 1; return op_pc + 1;
#endif
} }
static uint32_t ropXCHG_w(uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc, codeblock_t *block) static uint32_t ropXCHG_w(uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc, codeblock_t *block)
{ {