Retro/pcem
Watch
1
0
Fork
You've already forked pcem
 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Move some more variables into cpu_state structure. Minor speedup (~2%).

Browse source
This commit is contained in:
SarahW 2016-08-17 21:28:16 +01:00
commit c664682758
43 changed files with 801 additions and 810 deletions
Download patch file Download diff file Expand all files Collapse all files

23
src/codegen_ops_x86-64.h
View file

@ -498,7 +498,14 @@ static void STORE_IMM_REG_L(int reg, uint32_t val)
static void STORE_IMM_ADDR_L(uintptr_t addr, uint32_t val)
{
if (addr < 0x100000000)
if (addr >= (uintptr_t)&cpu_state && addr < ((uintptr_t)&cpu_state)+0x80)
{
addbyte(0xC7); /*MOVL [addr],val*/
addbyte(0x45);
addbyte(addr - (uintptr_t)&cpu_state);
addlong(val);
}
else if (addr < 0x100000000)
{
addbyte(0xC7); /*MOVL [addr],val*/
addbyte(0x04);
@ -3338,11 +3345,10 @@ static void FP_ENTER()
addlong((uintptr_t)&cr0);
addbyte(0xc);
addbyte(0x74); /*JZ +*/
addbyte(11+5+12+5);
addbyte(7+5+12+5);
addbyte(0xC7); /*MOVL [oldpc],op_old_pc*/
addbyte(0x04);
addbyte(0x25);
addlong((uintptr_t)&oldpc);
addbyte(0x45);
addbyte((uintptr_t)&cpu_state.oldpc - (uintptr_t)&cpu_state);
addlong(op_old_pc);
load_param_1_32(&codeblock[block_current], 7);
CALL_FUNC(x86_int);
@ -4400,11 +4406,10 @@ static void MMX_ENTER()
addlong((uintptr_t)&cr0);
addbyte(0xc);
addbyte(0x74); /*JZ +*/
addbyte(11+5+12+5);
addbyte(7+5+12+5);
addbyte(0xC7); /*MOVL [oldpc],op_old_pc*/
addbyte(0x04);
addbyte(0x25);
addlong((uintptr_t)&oldpc);
addbyte(0x45);
addbyte((uintptr_t)&cpu_state.oldpc - (uintptr_t)&cpu_state);
addlong(op_old_pc);
load_param_1_32(&codeblock[block_current], 7);
CALL_FUNC(x86_int);