motorhead/qemu
1
0
Fork 0
mirror of https://github.com/Motorhead1991/qemu.git synced 2025-08-04 08:13:54 -06:00
Code Issues Projects Releases Packages Wiki Activity Actions

Make MIPS MT implementation more cache friendly.

Browse source 
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3981 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
ths 2008-02-12 21:01:26 +00:00
parent 577d8dd437
commit d0dc7dc327
12 changed files with 96 additions and 96 deletions
Download patch file Download diff file Expand all files Collapse all files

40
target-mips/op_helper.c
View file

@ -163,25 +163,25 @@ void do_dclz (void)
#if TARGET_LONG_BITS > HOST_LONG_BITS
static always_inline uint64_t get_HILO (void)
{
return (env->HI[0][env->current_tc] << 32) | (uint32_t)env->LO[0][env->current_tc];
return (env->HI[env->current_tc][0] << 32) | (uint32_t)env->LO[env->current_tc][0];
}
static always_inline void set_HILO (uint64_t HILO)
{
env->LO[0][env->current_tc] = (int32_t)HILO;
env->HI[0][env->current_tc] = (int32_t)(HILO >> 32);
env->LO[env->current_tc][0] = (int32_t)HILO;
env->HI[env->current_tc][0] = (int32_t)(HILO >> 32);
}
static always_inline void set_HIT0_LO (uint64_t HILO)
{
env->LO[0][env->current_tc] = (int32_t)(HILO & 0xFFFFFFFF);
T0 = env->HI[0][env->current_tc] = (int32_t)(HILO >> 32);
env->LO[env->current_tc][0] = (int32_t)(HILO & 0xFFFFFFFF);
T0 = env->HI[env->current_tc][0] = (int32_t)(HILO >> 32);
}
static always_inline void set_HI_LOT0 (uint64_t HILO)
{
T0 = env->LO[0][env->current_tc] = (int32_t)(HILO & 0xFFFFFFFF);
env->HI[0][env->current_tc] = (int32_t)(HILO >> 32);
T0 = env->LO[env->current_tc][0] = (int32_t)(HILO & 0xFFFFFFFF);
env->HI[env->current_tc][0] = (int32_t)(HILO >> 32);
}
void do_mult (void)
@ -303,8 +303,8 @@ void do_div (void)
{
/* 64bit datatypes because we may see overflow/underflow. */
if (T1 != 0) {
env->LO[0][env->current_tc] = (int32_t)((int64_t)(int32_t)T0 / (int32_t)T1);
env->HI[0][env->current_tc] = (int32_t)((int64_t)(int32_t)T0 % (int32_t)T1);
env->LO[env->current_tc][0] = (int32_t)((int64_t)(int32_t)T0 / (int32_t)T1);
env->HI[env->current_tc][0] = (int32_t)((int64_t)(int32_t)T0 % (int32_t)T1);
}
}
#endif
@ -316,12 +316,12 @@ void do_ddiv (void)
int64_t arg0 = (int64_t)T0;
int64_t arg1 = (int64_t)T1;
if (arg0 == ((int64_t)-1 << 63) && arg1 == (int64_t)-1) {
env->LO[0][env->current_tc] = arg0;
env->HI[0][env->current_tc] = 0;
env->LO[env->current_tc][0] = arg0;
env->HI[env->current_tc][0] = 0;
} else {
lldiv_t res = lldiv(arg0, arg1);
env->LO[0][env->current_tc] = res.quot;
env->HI[0][env->current_tc] = res.rem;
env->LO[env->current_tc][0] = res.quot;
env->HI[env->current_tc][0] = res.rem;
}
}
}
@ -330,8 +330,8 @@ void do_ddiv (void)
void do_ddivu (void)
{
if (T1 != 0) {
env->LO[0][env->current_tc] = T0 / T1;
env->HI[0][env->current_tc] = T0 % T1;
env->LO[env->current_tc][0] = T0 / T1;
env->HI[env->current_tc][0] = T0 % T1;
}
}
#endif
@ -627,21 +627,21 @@ void do_pmon (int function)
function /= 2;
switch (function) {
case 2: /* TODO: char inbyte(int waitflag); */
if (env->gpr[4][env->current_tc] == 0)
env->gpr[2][env->current_tc] = -1;
if (env->gpr[env->current_tc][4] == 0)
env->gpr[env->current_tc][2] = -1;
/* Fall through */
case 11: /* TODO: char inbyte (void); */
env->gpr[2][env->current_tc] = -1;
env->gpr[env->current_tc][2] = -1;
break;
case 3:
case 12:
printf("%c", (char)(env->gpr[4][env->current_tc] & 0xFF));
printf("%c", (char)(env->gpr[env->current_tc][4] & 0xFF));
break;
case 17:
break;
case 158:
{
unsigned char *fmt = (void *)(unsigned long)env->gpr[4][env->current_tc];
unsigned char *fmt = (void *)(unsigned long)env->gpr[env->current_tc][4];
printf("%s", fmt);
}
break;