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Decompile __nextSampleTime

This commit is contained in:
Ryan Dwyer 2021-03-28 23:16:30 +10:00
parent fcccc9c9e1
commit 2337528e3b
5 changed files with 20 additions and 52 deletions
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2
src/include/PR/synthInternals.h
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@ -329,7 +329,7 @@ void __freeParam(ALParam *param);
void _freePVoice(PVoice *pvoice);
void _collectPVoices(void);
s32 _timeToSamples(ALSynth *ALSynth, s32 micros);
s32 _timeToSamples(s32 micros);
ALMicroTime _samplesToTime(ALSynth *synth, s32 samples);
#endif

1
src/include/lib/lib_30ce0.h
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@ -5,6 +5,5 @@
#include "types.h"
u32 func00030ce0(void);
u32 func00031698(void);
#endif

65
src/lib/lib_30ce0.c
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@ -529,7 +529,7 @@ s32 _timeToSamplesNoRound(s32 micros)
}
GLOBAL_ASM(
glabel func00031698
glabel _timeToSamples
/* 31698: 27bdffe8 */ addiu $sp,$sp,-24
/* 3169c: afbf0014 */ sw $ra,0x14($sp)
/* 316a0: afa40018 */ sw $a0,0x18($sp)
@ -547,53 +547,22 @@ glabel func00031698
/* 316cc: 00000000 */ nop
);
GLOBAL_ASM(
glabel __nextSampleTime
/* 316d0: 27bdfff8 */ addiu $sp,$sp,-8
/* 316d4: 3c0e7fff */ lui $t6,0x7fff
/* 316d8: 35ceffff */ ori $t6,$t6,0xffff
/* 316dc: afae0004 */ sw $t6,0x4($sp)
/* 316e0: ac800000 */ sw $zero,0x0($a0)
/* 316e4: 3c0f8006 */ lui $t7,%hi(alGlobals)
/* 316e8: 8deff114 */ lw $t7,%lo(alGlobals)($t7)
/* 316ec: 8df80000 */ lw $t8,0x0($t7)
/* 316f0: 13000018 */ beqz $t8,.L00031754
/* 316f4: afb80000 */ sw $t8,0x0($sp)
.L000316f8:
/* 316f8: 3c098006 */ lui $t1,%hi(alGlobals)
/* 316fc: 8d29f114 */ lw $t1,%lo(alGlobals)($t1)
/* 31700: 8fb90000 */ lw $t9,0x0($sp)
/* 31704: 8fac0004 */ lw $t4,0x4($sp)
/* 31708: 8d2a0020 */ lw $t2,0x20($t1)
/* 3170c: 8f280010 */ lw $t0,0x10($t9)
/* 31710: 010a5823 */ subu $t3,$t0,$t2
/* 31714: 016c082a */ slt $at,$t3,$t4
/* 31718: 1020000a */ beqz $at,.L00031744
/* 3171c: 00000000 */ nop
/* 31720: 8fad0000 */ lw $t5,0x0($sp)
/* 31724: ac8d0000 */ sw $t5,0x0($a0)
/* 31728: 3c188006 */ lui $t8,%hi(alGlobals)
/* 3172c: 8f18f114 */ lw $t8,%lo(alGlobals)($t8)
/* 31730: 8fae0000 */ lw $t6,0x0($sp)
/* 31734: 8f190020 */ lw $t9,0x20($t8)
/* 31738: 8dcf0010 */ lw $t7,0x10($t6)
/* 3173c: 01f94823 */ subu $t1,$t7,$t9
/* 31740: afa90004 */ sw $t1,0x4($sp)
.L00031744:
/* 31744: 8fa80000 */ lw $t0,0x0($sp)
/* 31748: 8d0a0000 */ lw $t2,0x0($t0)
/* 3174c: 1540ffea */ bnez $t2,.L000316f8
/* 31750: afaa0000 */ sw $t2,0x0($sp)
.L00031754:
/* 31754: 8c8b0000 */ lw $t3,0x0($a0)
/* 31758: 10000003 */ b .L00031768
/* 3175c: 8d620010 */ lw $v0,0x10($t3)
/* 31760: 10000001 */ b .L00031768
/* 31764: 00000000 */ nop
.L00031768:
/* 31768: 03e00008 */ jr $ra
/* 3176c: 27bd0008 */ addiu $sp,$sp,0x8
);
s32 __nextSampleTime(ALPlayer **client)
{
ALMicroTime delta = 0x7fffffff; /* max delta for s32 */
ALPlayer *cl;
*client = 0;
for (cl = alGlobals->drvr.head; cl != 0; cl = cl->next) {
if ((cl->samplesLeft - alGlobals->drvr.curSamples) < delta) {
*client = cl;
delta = cl->samplesLeft - alGlobals->drvr.curSamples;
}
}
return (*client)->samplesLeft;
}
void alLink(ALLink *ln, ALLink *to)
{

2
src/lib/lib_3ccf0.c
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@ -41,7 +41,7 @@ glabel alSynSetVol
/* 3cd64: 87b80026 */ lh $t8,0x26($sp)
/* 3cd68: 8fb9001c */ lw $t9,0x1c($sp)
/* 3cd6c: af38000c */ sw $t8,0xc($t9)
/* 3cd70: 0c00c5a6 */ jal func00031698
/* 3cd70: 0c00c5a6 */ jal _timeToSamples
/* 3cd74: 8fa40028 */ lw $a0,0x28($sp)
/* 3cd78: 8fa9001c */ lw $t1,0x1c($sp)
/* 3cd7c: ad220010 */ sw $v0,0x10($t1)

2
src/lib/lib_3cdc0.c
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@ -66,7 +66,7 @@ glabel func0003cdc0
/* 3ce98: c7a6003c */ lwc1 $f6,0x3c($sp)
/* 3ce9c: 8fab001c */ lw $t3,0x1c($sp)
/* 3cea0: e5660018 */ swc1 $f6,0x18($t3)
/* 3cea4: 0c00c5a6 */ jal func00031698
/* 3cea4: 0c00c5a6 */ jal _timeToSamples
/* 3cea8: 8fa40044 */ lw $a0,0x44($sp)
/* 3ceac: 8fac001c */ lw $t4,0x1c($sp)
/* 3ceb0: ad82001c */ sw $v0,0x1c($t4)