Decompile sndLoadEnvelope
This commit is contained in:
Ryan Dwyer
parent
e83894195b
commit
3034f819b2
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@ -7025,8 +7025,8 @@ struct sndcache {
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u16 *indexes; // indexed by sfxnum, value is cache index (0-44) or 0xffff
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u8 permanent[45];
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u16 ages[45];
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u8 unk8c[0x2d0];
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ALKeyMap keymaps[45];
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/*0x8c*/ ALEnvelope envelopes[45];
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/*0x35c*/ ALKeyMap keymaps[45];
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u8 unk46a[0x39aa];
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/*0x3e14*/ ALSound sounds[45];
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u32 unk40e4;
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159
src/lib/snd.c
159
src/lib/snd.c
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@ -1126,126 +1126,53 @@ void sndIncrementAges(void)
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}
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#endif
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ALEnvelope *sndLoadEnvelope(u32 offset, u16 cacheindex)
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{
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#if VERSION >= VERSION_NTSC_1_0
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GLOBAL_ASM(
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glabel sndLoadEnvelope
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/* ed68: 27bdff10 */ addiu $sp,$sp,-240
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/* ed6c: afb20020 */ sw $s2,0x20($sp)
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/* ed70: afb1001c */ sw $s1,0x1c($sp)
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/* ed74: 03a08825 */ or $s1,$sp,$zero
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/* ed78: 03a09025 */ or $s2,$sp,$zero
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/* ed7c: 3c0e0081 */ lui $t6,%hi(_sfxctlSegmentRomStart)
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/* ed80: 265200af */ addiu $s2,$s2,0xaf
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/* ed84: 2631005f */ addiu $s1,$s1,0x5f
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/* ed88: afb40028 */ sw $s4,0x28($sp)
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/* ed8c: afb30024 */ sw $s3,0x24($sp)
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/* ed90: 25cea250 */ addiu $t6,$t6,%lo(_sfxctlSegmentRomStart)
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/* ed94: 3639000f */ ori $t9,$s1,0xf
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/* ed98: 364f000f */ ori $t7,$s2,0xf
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/* ed9c: afbf002c */ sw $ra,0x2c($sp)
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/* eda0: afb00018 */ sw $s0,0x18($sp)
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/* eda4: afa500f4 */ sw $a1,0xf4($sp)
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/* eda8: 008ea021 */ addu $s4,$a0,$t6
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/* edac: 39f2000f */ xori $s2,$t7,0xf
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/* edb0: 3b31000f */ xori $s1,$t9,0xf
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/* edb4: 24130040 */ addiu $s3,$zero,0x40
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/* edb8: 02402025 */ or $a0,$s2,$zero
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.L0000edbc:
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/* edbc: 02802825 */ or $a1,$s4,$zero
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/* edc0: 0c003513 */ jal dmaExecHighPriority
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/* edc4: 24060040 */ addiu $a2,$zero,0x40
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/* edc8: 00008025 */ or $s0,$zero,$zero
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/* edcc: 00001825 */ or $v1,$zero,$zero
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/* edd0: 00001025 */ or $v0,$zero,$zero
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.L0000edd4:
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/* edd4: 02424821 */ addu $t1,$s2,$v0
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/* edd8: 8d2a0000 */ lw $t2,0x0($t1)
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/* eddc: 24630001 */ addiu $v1,$v1,0x1
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/* ede0: 2c610010 */ sltiu $at,$v1,0x10
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/* ede4: 24420004 */ addiu $v0,$v0,0x4
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/* ede8: 1420fffa */ bnez $at,.L0000edd4
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/* edec: 020a8021 */ addu $s0,$s0,$t2
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/* edf0: 02202025 */ or $a0,$s1,$zero
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/* edf4: 02802825 */ or $a1,$s4,$zero
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/* edf8: 0c003513 */ jal dmaExecHighPriority
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/* edfc: 24060040 */ addiu $a2,$zero,0x40
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/* ee00: 00002025 */ or $a0,$zero,$zero
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/* ee04: 00001025 */ or $v0,$zero,$zero
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.L0000ee08:
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/* ee08: 02225821 */ addu $t3,$s1,$v0
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/* ee0c: 8d6c0000 */ lw $t4,0x0($t3)
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/* ee10: 24420004 */ addiu $v0,$v0,0x4
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/* ee14: 1453fffc */ bne $v0,$s3,.L0000ee08
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/* ee18: 008c2021 */ addu $a0,$a0,$t4
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/* ee1c: 5604ffe7 */ bnel $s0,$a0,.L0000edbc
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/* ee20: 02402025 */ or $a0,$s2,$zero
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/* ee24: 97ad00f6 */ lhu $t5,0xf6($sp)
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/* ee28: 8e210000 */ lw $at,0x0($s1)
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/* ee2c: 3c038009 */ lui $v1,%hi(g_SndCache)
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/* ee30: 24635210 */ addiu $v1,$v1,%lo(g_SndCache)
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/* ee34: 000d7100 */ sll $t6,$t5,0x4
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/* ee38: 006e7821 */ addu $t7,$v1,$t6
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/* ee3c: ade1008c */ sw $at,0x8c($t7)
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/* ee40: 8e390004 */ lw $t9,0x4($s1)
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/* ee44: adf90090 */ sw $t9,0x90($t7)
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/* ee48: 8e210008 */ lw $at,0x8($s1)
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/* ee4c: ade10094 */ sw $at,0x94($t7)
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/* ee50: 8e39000c */ lw $t9,0xc($s1)
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/* ee54: adf90098 */ sw $t9,0x98($t7)
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/* ee58: 97a800f6 */ lhu $t0,0xf6($sp)
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/* ee5c: 8fbf002c */ lw $ra,0x2c($sp)
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/* ee60: 8fb40028 */ lw $s4,0x28($sp)
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/* ee64: 00084900 */ sll $t1,$t0,0x4
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/* ee68: 00691021 */ addu $v0,$v1,$t1
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/* ee6c: 8fb30024 */ lw $s3,0x24($sp)
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/* ee70: 8fb20020 */ lw $s2,0x20($sp)
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/* ee74: 8fb1001c */ lw $s1,0x1c($sp)
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/* ee78: 8fb00018 */ lw $s0,0x18($sp)
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/* ee7c: 27bd00f0 */ addiu $sp,$sp,0xf0
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/* ee80: 03e00008 */ jr $ra
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/* ee84: 2442008c */ addiu $v0,$v0,0x8c
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);
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u8 spaf[0x50];
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u8 sp5f[0x50];
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ALEnvelope *s2 = (ALEnvelope *)ALIGN16((u32)spaf);
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ALEnvelope *s1 = (ALEnvelope *)ALIGN16((u32)sp5f);
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s32 i;
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s32 sum1;
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s32 sum2;
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offset += (u32)&_sfxctlSegmentRomStart;
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do {
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dmaExecHighPriority(s2, offset, 0x40);
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sum1 = 0;
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for (i = 0; i < 16U; i++) {
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sum1 += ((u32 *)s2)[i];
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}
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dmaExecHighPriority(s1, offset, 0x40);
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sum2 = 0;
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for (i = 0; i < 16U; i++) {
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sum2 += ((u32 *)s1)[i];
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}
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if (1);
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} while (sum1 != sum2);
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#else
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GLOBAL_ASM(
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glabel sndLoadEnvelope
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/* f4c0: 27bdff90 */ addiu $sp,$sp,-112
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/* f4c4: 3c0e007c */ lui $t6,0x7c
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/* f4c8: afa50074 */ sw $a1,0x74($sp)
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/* f4cc: 25cee940 */ addiu $t6,$t6,-5824
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/* f4d0: afa40070 */ sw $a0,0x70($sp)
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/* f4d4: 008e2821 */ addu $a1,$a0,$t6
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/* f4d8: 03a02025 */ or $a0,$sp,$zero
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/* f4dc: 2484002f */ addiu $a0,$a0,0x2f
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/* f4e0: 348f000f */ ori $t7,$a0,0xf
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/* f4e4: afbf0014 */ sw $ra,0x14($sp)
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/* f4e8: 39e4000f */ xori $a0,$t7,0xf
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/* f4ec: afa40018 */ sw $a0,0x18($sp)
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/* f4f0: 0c00366e */ jal dmaExecHighPriority
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/* f4f4: 24060040 */ addiu $a2,$zero,0x40
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/* f4f8: 8fa40018 */ lw $a0,0x18($sp)
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/* f4fc: 97a50076 */ lhu $a1,0x76($sp)
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/* f500: 3c03800a */ lui $v1,0x800a
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/* f504: 8c810000 */ lw $at,0x0($a0)
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/* f508: 24638190 */ addiu $v1,$v1,-32368
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/* f50c: 0005c900 */ sll $t9,$a1,0x4
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/* f510: 00794021 */ addu $t0,$v1,$t9
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/* f514: ad01008c */ sw $at,0x8c($t0)
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/* f518: 8c8b0004 */ lw $t3,0x4($a0)
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/* f51c: 00056100 */ sll $t4,$a1,0x4
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/* f520: 006c1021 */ addu $v0,$v1,$t4
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/* f524: ad0b0090 */ sw $t3,0x90($t0)
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/* f528: 8c810008 */ lw $at,0x8($a0)
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/* f52c: 2442008c */ addiu $v0,$v0,0x8c
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/* f530: ad010094 */ sw $at,0x94($t0)
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/* f534: 8c8b000c */ lw $t3,0xc($a0)
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/* f538: ad0b0098 */ sw $t3,0x98($t0)
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/* f53c: 8fbf0014 */ lw $ra,0x14($sp)
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/* f540: 27bd0070 */ addiu $sp,$sp,0x70
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/* f544: 03e00008 */ jr $ra
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/* f548: 00000000 */ sll $zero,$zero,0x0
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);
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u8 sp5f[0x50];
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ALEnvelope *s1 = (ALEnvelope *)ALIGN16((u32)sp5f);
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offset += (u32)&_sfxctlSegmentRomStart;
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dmaExecHighPriority(s1, offset, 0x40);
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#endif
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g_SndCache.envelopes[cacheindex] = *s1;
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s1 = g_SndCache.envelopes;
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s1 += cacheindex;
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return s1;
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}
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ALKeyMap *sndLoadKeymap(u32 offset, u16 cacheindex)
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{
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#if VERSION >= VERSION_NTSC_1_0
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