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Initial commit of dynamic recompiler.

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Various CPU changes to support dynamic recompiler.
This commit is contained in:
TomW 2014-11-05 21:24:16 +00:00
commit 4676daade4
52 changed files with 3740 additions and 1139 deletions
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29
src/cpu.c
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@ -281,8 +281,11 @@ void cpu_set()
pclog("hasfpu - %i\n",hasfpu);
pclog("is486 - %i %i\n",is486,cpu_s->cpu_type);
#ifdef DYNAREC
x86_setopcodes(ops_386, ops_386_0f, dynarec_ops_386, dynarec_ops_386_0f);
#else
x86_setopcodes(ops_386, ops_386_0f);
#endif
memset(&msr, 0, sizeof(msr));
switch (cpu_s->cpu_type)
@ -292,7 +295,11 @@ void cpu_set()
break;
case CPU_286:
#ifdef DYNAREC
x86_setopcodes(ops_286, ops_286_0f, dynarec_ops_286, dynarec_ops_286_0f);
#else
x86_setopcodes(ops_286, ops_286_0f);
#endif
timing_rr = 2; /*register dest - register src*/
timing_rm = 7; /*register dest - memory src*/
timing_mr = 7; /*memory dest - register src*/
@ -405,7 +412,11 @@ void cpu_set()
break;
case CPU_WINCHIP:
#ifdef DYNAREC
x86_setopcodes(ops_386, ops_winchip_0f, dynarec_ops_386, dynarec_ops_winchip_0f);
#else
x86_setopcodes(ops_386, ops_winchip_0f);
#endif
timing_rr = 1; /*register dest - register src*/
timing_rm = 2; /*register dest - memory src*/
timing_mr = 3; /*memory dest - register src*/
@ -611,3 +622,19 @@ uint8_t cyrix_read(uint16_t addr, void *priv)
}
return 0xff;
}
#ifdef DYNAREC
void x86_setopcodes(OpFn *opcodes, OpFn *opcodes_0f, OpFn *dynarec_opcodes, OpFn *dynarec_opcodes_0f)
{
x86_opcodes = opcodes;
x86_opcodes_0f = opcodes_0f;
x86_dynarec_opcodes = dynarec_opcodes;
x86_dynarec_opcodes_0f = dynarec_opcodes_0f;
}
#else
void x86_setopcodes(OpFn *opcodes, OpFn *opcodes_0f)
{
x86_opcodes = opcodes;
x86_opcodes_0f = opcodes_0f;
}
#endif