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Implement Cyrix SMM mode.

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This commit is contained in:
SarahW 2020-11-08 20:46:42 +00:00
commit c0bc163eaf
9 changed files with 690 additions and 109 deletions
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3
src/codegen_ops_mmx_loadstore.c
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@ -38,6 +38,9 @@ uint32_t ropMOVD_d_r(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t
{
int src_reg = (fetchdat >> 3) & 7;
if (cpu_iscyrix && (cpu_cur_status & CPU_STATUS_SMM))
return 0;
uop_MMX_ENTER(ir);
codegen_mark_code_present(block, cs+op_pc, 1);
if ((fetchdat & 0xc0) == 0xc0)