RaySollium99/picodrive
1
0
Fork 0
mirror of https://github.com/RaySollium99/picodrive.git synced 2025-09-04 23:07:46 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

platform gp2x, fix compilation with original toolchain (gcc 4.1)

Browse source
This commit is contained in:
kub 2023-04-30 22:11:07 +00:00
parent 97232a47c9
commit 110a49ed2a
10 changed files with 59 additions and 53 deletions
Download patch file Download diff file Expand all files Collapse all files

20
pico/sound/mix_arm.S
View file

@ -164,10 +164,10 @@ mix_16h_to_32_resample_stereo:
m16_32_rss_loop:
ldmia r0, {r5-r8}
lsr r9, r4, #16
mov r9, r4, lsr #16
ldr r12,[r1, r9, lsl #2]
add r4, r4, r3
lsr r9, r4, #16
mov r9, r4, lsr #16
ldr lr ,[r1, r9, lsl #2]
add r4, r4, r3
subs r2, r2, #2
@ -183,7 +183,7 @@ m16_32_rss_loop:
m16_32_rss_end:
tst r2, #1
ldmeqfd sp!, {r4-r9,pc}
lsr r9, r4, #16
mov r9, r4, lsr #16
ldr lr ,[r1, r9, lsl #2]
ldmia r0, {r5,r6}
mov r12,lr, lsl #16
@ -207,10 +207,10 @@ mix_16h_to_32_resample_mono:
m16_32_rsm_loop:
ldmia r0, {r5-r6}
lsr r9, r4, #16
mov r9, r4, lsr #16
ldr r12,[r1, r9, lsl #2]
add r4, r4, r3
lsr r9, r4, #16
mov r9, r4, lsr #16
ldr lr ,[r1, r9, lsl #2]
add r4, r4, r3
subs r2, r2, #2
@ -226,7 +226,7 @@ m16_32_rsm_loop:
m16_32_rsm_end:
tst r2, #1
ldmeqfd sp!, {r4-r6,r9,pc}
lsr r9, r4, #16
mov r9, r4, lsr #16
ldr lr ,[r1, r9, lsl #2]
ldr r5, [r0]
mov r12,lr, lsl #16
@ -272,11 +272,11 @@ m16_32_rsm_end:
@ lowpass filter
@ in=int_sample (max 20 bit), y=filter memory, r12=alpha(Q8), r8=tmp
.macro LPfilt in y
@ asr r8, \y, #8
@ mov r8, \y, asr #8
@ rsb r8, r8, \in, lsl #4 @ fixpoint 20.12
sub r8, \in, \y, asr #12 @ fixpoint 20.12
mla \y, r8, r12, \y
asr \in, \y, #12
mov \in, \y, asr #12
.endm
@ -551,8 +551,8 @@ m32_16l_st_l_no_unal2:
mix_reset:
ldr r2, =filter
rsb r0, r0, #0x10000
@ asr r0, r0, #8
asr r0, r0, #4
@ mov r0, r0, asr #8
mov r0, r0, asr #4
str r0, [r2], #4
mov r1, #0
str r1, [r2], #4

6
pico/sound/sound.c
View file

@ -8,12 +8,12 @@
*/
#include <string.h>
#include "../pico_int.h"
#include "ym2612.h"
#include "sn76496.h"
#include "../pico_int.h"
#include "mix.h"
#include "emu2413/emu2413.h"
#include "resampler.h"
#include "mix.h"
void (*PsndMix_32_to_16l)(s16 *dest, s32 *src, int count) = mix_32_to_16l_stereo;
@ -89,7 +89,7 @@ static void YM2612Update(s32 *buffer, int length, int stereo)
ymchans = YM2612UpdateOne(buffer, length, stereo, 1);
}
int YM2612UpdateFIR(s32 *buffer, int length, int stereo, int is_buf_empty)
static int YM2612UpdateFIR(s32 *buffer, int length, int stereo, int is_buf_empty)
{
resampler_update(fmresampler, buffer, length, YM2612Update);
return ymchans;

1
pico/sound/ym2612.c
View file

@ -114,6 +114,7 @@
#include <string.h>
#include <math.h>
#include "../pico_int.h"
#include "ym2612.h"
#ifndef EXTERNAL_YM2612

33
pico/sound/ym2612.h
View file

@ -187,22 +187,23 @@ int YM2612PicoStateLoad2(int *tat, int *tbt);
#else
/* GP2X specific */
#include <platform/gp2x/940ctl.h>
#define YM2612Init(baseclock,rate,flags) do { \
if (PicoIn.opt&POPT_EXT_FM) YM2612Init_940(baseclock, rate, flags); \
else YM2612Init_(baseclock, rate, flags); \
} while (0)
#define YM2612ResetChip() do { \
if (PicoIn.opt&POPT_EXT_FM) YM2612ResetChip_940(); \
else YM2612ResetChip_(); \
} while (0)
#define YM2612UpdateOne(buffer,length,stereo,is_buf_empty) do { \
(PicoIn.opt&POPT_EXT_FM) ? YM2612UpdateOne_940(buffer, length, stereo, is_buf_empty) : \
YM2612UpdateOne_(buffer, length, stereo, is_buf_empty); \
} while (0)
#define YM2612PicoStateLoad() do { \
if (PicoIn.opt&POPT_EXT_FM) YM2612PicoStateLoad_940(); \
else YM2612PicoStateLoad_(); \
} while (0)
static inline void YM2612Init(int baseclock, int rate, int flags) {
if (PicoIn.opt&POPT_EXT_FM) YM2612Init_940(baseclock, rate, flags);
else YM2612Init_(baseclock, rate, flags);
}
static inline void YM2612ResetChip(void) {
if (PicoIn.opt&POPT_EXT_FM) YM2612ResetChip_940();
else YM2612ResetChip_();
}
static inline int YM2612UpdateOne(s32 *buffer, int length, int stereo, int is_buf_empty) {
return (PicoIn.opt&POPT_EXT_FM) ? YM2612UpdateOne_940(buffer, length, stereo, is_buf_empty) :
YM2612UpdateOne_(buffer, length, stereo, is_buf_empty);
}
static inline void YM2612PicoStateLoad(void) {
if (PicoIn.opt&POPT_EXT_FM) YM2612PicoStateLoad_940();
else YM2612PicoStateLoad_();
}
#endif /* __GP2X__ */

16
pico/sound/ym2612_arm.S
View file

@ -168,7 +168,7 @@
1: @ EG_REL
cmp r0, #0x200 @ if ( volume >= 0x200 )
movge r0, #1024
subge r0, #1
subge r0, r0, #1
movge r3, #EG_OFF
strgeb r3, [r5,#0x17] @ state
@ -180,8 +180,8 @@
cmpge r3, #EG_REL+1
ldrh r3, [r5,#0x18] @ tl
rsbge r0, r0, #0x200 @ volume = (0x200-volume) & MAX_ATT
lslge r0, r0, #22
lsrge r0, r0, #22
movge r0, r0, lsl #22
movge r0, r0, lsr #22
11:
#endif
@ -207,7 +207,7 @@
beq 1f
tst r0, #0x02
eorne r0, r0, lsr #8 @ ssg ^= ssgn ^ 4
eorne r0, r0, r0, lsr #8 @ ssg ^= ssgn ^ 4
eorne r0, r0, #0x4
orrne r0, r0, #0x400 @ ssgn = 4
strneh r0, [r5,#0x30]
@ -258,8 +258,8 @@
cmpge r3, #EG_REL+1
ldrh r3, [r5,#0x18] @ tl
rsbge r0, r0, #0x200 @ volume = (0x200-volume) & MAX_ATT
lslge r0, r0, #22
lsrge r0, r0, #22
movge r0, r0, lsl #22
movge r0, r0, lsr #22
add r0, r0, r3 @ volume += tl
strh r0, [r5,#0x34] @ vol_out
@ -857,10 +857,10 @@ crl_smp_loop_end:
tst r0, r0
beq ctl_sample_skip
orr r4, r4, #8 @ have_output
lsr r1, r0, #31 @ clip (saturate) sample to 14 bit
mov r1, r0, lsr #31 @ clip (saturate) sample to 14 bit
cmn r1, r0, asr #13
subne r0, r1, #0x80000001
asrne r0, r0, #18
movne r0, r0, asr #18
tst r4, r1, lsl #7 @ (sample < 0) && dac?
bicne r0, r0, #0x1f
subne r0, r0, #7<<5