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sh2 timer optimization

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This commit is contained in:
kub 2020-04-13 22:20:13 +02:00
parent 7c1c9c7742
commit 74cc7aebf6
5 changed files with 40 additions and 32 deletions
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14
pico/32x/memory.c
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@ -111,7 +111,7 @@ void p32x_m68k_poll_event(u32 flags)
m68k_poll.addr1 = m68k_poll.addr2 = m68k_poll.cnt = 0;
}
static void NOINLINE sh2_poll_detect(u32 a, SH2 *sh2, u32 flags, int maxcnt)
void NOINLINE p32x_sh2_poll_detect(u32 a, SH2 *sh2, u32 flags, int maxcnt)
{
u32 cycles_done = sh2_cycles_done_t(sh2);
@ -275,7 +275,7 @@ u32 REGPARM(3) p32x_sh2_poll_memory16(u32 a, u32 d, SH2 *sh2)
d = (s16)sh2_poll_read(a, d, cycles, sh2);
}
sh2_poll_detect(a, sh2, SH2_STATE_RPOLL, 5);
p32x_sh2_poll_detect(a, sh2, SH2_STATE_RPOLL, 5);
DRC_RESTORE_SR(sh2);
return d;
@ -296,7 +296,7 @@ u32 REGPARM(3) p32x_sh2_poll_memory32(u32 a, u32 d, SH2 *sh2)
((u16)sh2_poll_read(a+2, d, cycles, sh2));
}
sh2_poll_detect(a, sh2, SH2_STATE_RPOLL, 5);
p32x_sh2_poll_detect(a, sh2, SH2_STATE_RPOLL, 5);
DRC_RESTORE_SR(sh2);
return d;
@ -735,7 +735,7 @@ static u32 p32x_sh2reg_read16(u32 a, SH2 *sh2)
return (r[0] & P32XS_FM) | Pico32x.sh2_regs[0]
| Pico32x.sh2irq_mask[sh2->is_slave];
case 0x04/2: // H count (often as comm too)
sh2_poll_detect(a, sh2, SH2_STATE_CPOLL, 9);
p32x_sh2_poll_detect(a, sh2, SH2_STATE_CPOLL, 9);
cycles = sh2_cycles_done_m68k(sh2);
sh2s_sync_on_read(sh2, cycles);
return sh2_poll_read(a, Pico32x.sh2_regs[4 / 2], cycles, sh2);
@ -769,7 +769,7 @@ static u32 p32x_sh2reg_read16(u32 a, SH2 *sh2)
case 0x2a/2:
case 0x2c/2:
case 0x2e/2:
sh2_poll_detect(a, sh2, SH2_STATE_CPOLL, 9);
p32x_sh2_poll_detect(a, sh2, SH2_STATE_CPOLL, 9);
cycles = sh2_cycles_done_m68k(sh2);
sh2s_sync_on_read(sh2, cycles);
return sh2_poll_read(a, r[a / 2], cycles, sh2);
@ -1456,7 +1456,7 @@ static u32 REGPARM(2) sh2_read8_cs0(u32 a, SH2 *sh2)
if ((a & 0x3fff0) == 0x4100) {
d = p32x_vdp_read16(a);
sh2_poll_detect(a, sh2, SH2_STATE_VPOLL, 9);
p32x_sh2_poll_detect(a, sh2, SH2_STATE_VPOLL, 9);
goto out_16to8;
}
@ -1519,7 +1519,7 @@ static u32 REGPARM(2) sh2_read16_cs0(u32 a, SH2 *sh2)
if ((a & 0x3fff0) == 0x4100) {
d = p32x_vdp_read16(a);
sh2_poll_detect(a, sh2, SH2_STATE_VPOLL, 9);
p32x_sh2_poll_detect(a, sh2, SH2_STATE_VPOLL, 9);
goto out;
}