RaySollium99/picodrive
1
0
Fork 0
mirror of https://github.com/RaySollium99/picodrive.git synced 2025-09-05 15:27:46 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

rearrange globals

Browse source 
scripted find/replace
gives slightly better code on ARM, less unnecessary asm,
~400 bytes saved
This commit is contained in:
notaz 2017-10-19 02:38:20 +03:00
parent 759c9d3846
commit 93f9619ed8
47 changed files with 532 additions and 573 deletions
Download patch file Download diff file Expand all files Collapse all files

10
pico/sms.c
View file

@ -108,12 +108,12 @@ static unsigned char z80_sms_in(unsigned short a)
break;
case 0xc0: /* I/O port A and B */
d = ~((PicoPad[0] & 0x3f) | (PicoPad[1] << 6));
d = ~((PicoIn.pad[0] & 0x3f) | (PicoIn.pad[1] << 6));
break;
case 0xc1: /* I/O port B and miscellaneous */
d = (Pico.ms.io_ctl & 0x80) | ((Pico.ms.io_ctl << 1) & 0x40) | 0x30;
d |= ~(PicoPad[1] >> 2) & 0x0f;
d |= ~(PicoIn.pad[1] >> 2) & 0x0f;
break;
}
@ -133,7 +133,7 @@ static void z80_sms_out(unsigned short a, unsigned char d)
case 0x40:
case 0x41:
if (PicoOpt & POPT_EN_PSG)
if (PicoIn.opt & POPT_EN_PSG)
SN76496Write(d);
break;
@ -255,7 +255,7 @@ void PicoFrameMS(void)
int lines = is_pal ? 313 : 262;
int cycles_line = is_pal ? 58020 : 58293; /* (226.6 : 227.7) * 256 */
int cycles_done = 0, cycles_aim = 0;
int skip = PicoSkipFrame;
int skip = PicoIn.skipFrame;
int lines_vis = 192;
int hint; // Hint counter
int nmi;
@ -263,7 +263,7 @@ void PicoFrameMS(void)
PsndStartFrame();
nmi = (PicoPad[0] >> 7) & 1;
nmi = (PicoIn.pad[0] >> 7) & 1;
if (!Pico.ms.nmi_state && nmi)
z80_nmi();
Pico.ms.nmi_state = nmi;