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AAM and AAD instruction fixes, fixes #2551.

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OBattler
2022-08-01 23:40:11 +02:00
parent 9b37a1a0eb
commit 754058e2e5
6 changed files with 31 additions and 6 deletions
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8
src/cpu/cpu.c
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@@ -382,10 +382,10 @@ cpu_set(void)
is_am486 = (cpu_s->cpu_type == CPU_ENH_Am486DX);
is_am486dxl = (cpu_s->cpu_type == CPU_Am486DXL);
is6117 = !strcmp(cpu_f->manufacturer, "ALi");
is6117 = !strcmp(cpu_f->manufacturer, "ALi");
cpu_isintel = !strcmp(cpu_f->manufacturer, "Intel");
cpu_iscyrix = !strcmp(cpu_f->manufacturer, "Cyrix") || !strcmp(cpu_f->manufacturer, "ST");
cpu_isintel = !strcmp(cpu_f->manufacturer, "Intel");
cpu_iscyrix = !strcmp(cpu_f->manufacturer, "Cyrix") || !strcmp(cpu_f->manufacturer, "ST");
/* SL-Enhanced Intel 486s have the same SMM save state table layout as Pentiums,
and the WinChip datasheet claims those are Pentium-compatible as well. AMD Am486DXL/DXL2 also has compatible SMM, or would if not for it's different SMBase*/
@@ -398,6 +398,8 @@ cpu_set(void)
is_cxsmm = (!strcmp(cpu_f->manufacturer, "Cyrix") || !strcmp(cpu_f->manufacturer, "ST")) &&
(cpu_s->cpu_type >= CPU_Cx486S);
cpu_isintel = cpu_isintel || !strcmp(cpu_f->manufacturer, "AMD");
hasfpu = (fpu_type != FPU_NONE);
hascache = (cpu_s->cpu_type >= CPU_486SLC) || (cpu_s->cpu_type == CPU_IBM386SLC) ||
(cpu_s->cpu_type == CPU_IBM486SLC) || (cpu_s->cpu_type == CPU_IBM486BL);