Decompile sndLoadAdpcmBook
This commit is contained in:
Ryan Dwyer
parent
e8f90ceadb
commit
3116e126dd
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@ -171,7 +171,7 @@ enum {AL_ADPCM_WAVE = 0,
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typedef struct {
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s32 order;
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s32 npredictors;
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s16 book[1]; /* Actually variable size. Must be 8-byte aligned */
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s16 book[128]; /* Actually variable size. Must be 8-byte aligned */
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} ALADPCMBook;
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typedef struct {
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@ -7028,7 +7028,8 @@ struct sndcache {
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/*0x008c*/ ALEnvelope envelopes[45];
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/*0x035c*/ ALKeyMap keymaps[45];
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/*0x046c*/ ALWaveTable wavetables[45];
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/*0x07f0*/ u8 unk7f0[0x3624];
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/*0x07f0*/ ALADPCMBook books[45];
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/*0x3658*/ u8 unk3658[0x7bc];
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/*0x3e14*/ ALSound sounds[45];
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u32 unk40e4;
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u32 unk40e8;
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166
src/lib/snd.c
166
src/lib/snd.c
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@ -1220,133 +1220,53 @@ ALKeyMap *sndLoadKeymap(u32 offset, u16 cacheindex)
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return s1;
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}
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ALADPCMBook *sndLoadAdpcmBook(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 sndLoadAdpcmBook
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/* efa8: 27bdfd10 */ addiu $sp,$sp,-752
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/* efac: afb20020 */ sw $s2,0x20($sp)
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/* efb0: afb1001c */ sw $s1,0x1c($sp)
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/* efb4: 03a08825 */ or $s1,$sp,$zero
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/* efb8: 03a09025 */ or $s2,$sp,$zero
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/* efbc: 3c0e0081 */ lui $t6,%hi(_sfxctlSegmentRomStart)
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/* efc0: 265201af */ addiu $s2,$s2,0x1af
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/* efc4: 2631005f */ addiu $s1,$s1,0x5f
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/* efc8: afb40028 */ sw $s4,0x28($sp)
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/* efcc: afb30024 */ sw $s3,0x24($sp)
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/* efd0: 25cea250 */ addiu $t6,$t6,%lo(_sfxctlSegmentRomStart)
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/* efd4: 3639000f */ ori $t9,$s1,0xf
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/* efd8: 364f000f */ ori $t7,$s2,0xf
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/* efdc: afbf002c */ sw $ra,0x2c($sp)
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/* efe0: afb00018 */ sw $s0,0x18($sp)
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/* efe4: afa502f4 */ sw $a1,0x2f4($sp)
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/* efe8: 008ea021 */ addu $s4,$a0,$t6
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/* efec: 39f2000f */ xori $s2,$t7,0xf
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/* eff0: 3b31000f */ xori $s1,$t9,0xf
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/* eff4: 24130140 */ addiu $s3,$zero,0x140
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/* eff8: 02402025 */ or $a0,$s2,$zero
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.L0000effc:
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/* effc: 02802825 */ or $a1,$s4,$zero
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/* f000: 0c003513 */ jal dmaExecHighPriority
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/* f004: 24060140 */ addiu $a2,$zero,0x140
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/* f008: 00008025 */ or $s0,$zero,$zero
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/* f00c: 00001825 */ or $v1,$zero,$zero
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/* f010: 00001025 */ or $v0,$zero,$zero
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.L0000f014:
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/* f014: 02424821 */ addu $t1,$s2,$v0
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/* f018: 8d2a0000 */ lw $t2,0x0($t1)
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/* f01c: 24630001 */ addiu $v1,$v1,0x1
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/* f020: 2c610050 */ sltiu $at,$v1,0x50
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/* f024: 24420004 */ addiu $v0,$v0,0x4
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/* f028: 1420fffa */ bnez $at,.L0000f014
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/* f02c: 020a8021 */ addu $s0,$s0,$t2
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/* f030: 02202025 */ or $a0,$s1,$zero
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/* f034: 02802825 */ or $a1,$s4,$zero
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/* f038: 0c003513 */ jal dmaExecHighPriority
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/* f03c: 24060140 */ addiu $a2,$zero,0x140
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/* f040: 00002025 */ or $a0,$zero,$zero
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/* f044: 00001025 */ or $v0,$zero,$zero
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.L0000f048:
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/* f048: 02225821 */ addu $t3,$s1,$v0
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/* f04c: 8d6c0000 */ lw $t4,0x0($t3)
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/* f050: 24420004 */ addiu $v0,$v0,0x4
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/* f054: 1453fffc */ bne $v0,$s3,.L0000f048
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/* f058: 008c2021 */ addu $a0,$a0,$t4
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/* f05c: 5604ffe7 */ bnel $s0,$a0,.L0000effc
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/* f060: 02402025 */ or $a0,$s2,$zero
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/* f064: 97a302f6 */ lhu $v1,0x2f6($sp)
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/* f068: 3c048009 */ lui $a0,%hi(g_SndCache)
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/* f06c: 24845210 */ addiu $a0,$a0,%lo(g_SndCache)
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/* f070: 00036940 */ sll $t5,$v1,0x5
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/* f074: 01a36821 */ addu $t5,$t5,$v1
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/* f078: 000d18c0 */ sll $v1,$t5,0x3
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/* f07c: 00837021 */ addu $t6,$a0,$v1
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/* f080: 0220c825 */ or $t9,$s1,$zero
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/* f084: 26380108 */ addiu $t8,$s1,0x108
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.L0000f088:
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/* f088: 8f210000 */ lw $at,0x0($t9)
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/* f08c: 2739000c */ addiu $t9,$t9,0xc
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/* f090: 25ce000c */ addiu $t6,$t6,0xc
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/* f094: adc107e4 */ sw $at,0x7e4($t6)
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/* f098: 8f21fff8 */ lw $at,-0x8($t9)
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/* f09c: adc107e8 */ sw $at,0x7e8($t6)
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/* f0a0: 8f21fffc */ lw $at,-0x4($t9)
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/* f0a4: 1738fff8 */ bne $t9,$t8,.L0000f088
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/* f0a8: adc107ec */ sw $at,0x7ec($t6)
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/* f0ac: 8fbf002c */ lw $ra,0x2c($sp)
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/* f0b0: 00831021 */ addu $v0,$a0,$v1
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/* f0b4: 8fb00018 */ lw $s0,0x18($sp)
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/* f0b8: 8fb1001c */ lw $s1,0x1c($sp)
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/* f0bc: 8fb20020 */ lw $s2,0x20($sp)
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/* f0c0: 8fb30024 */ lw $s3,0x24($sp)
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/* f0c4: 8fb40028 */ lw $s4,0x28($sp)
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/* f0c8: 27bd02f0 */ addiu $sp,$sp,0x2f0
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/* f0cc: 03e00008 */ jr $ra
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/* f0d0: 244207f0 */ addiu $v0,$v0,0x7f0
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);
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u8 spaf[0x150];
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u8 sp5f[0x150];
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ALADPCMBook *s2 = (ALADPCMBook *)ALIGN16((u32)spaf);
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ALADPCMBook *s1 = (ALADPCMBook *)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, 0x140);
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sum1 = 0;
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for (i = 0; i < 80U; i++) {
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sum1 += ((u32 *)s2)[i];
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}
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dmaExecHighPriority(s1, offset, 0x140);
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sum2 = 0;
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for (i = 0; i < 80U; 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 sndLoadAdpcmBook
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/* f5dc: 27bdfe90 */ addiu $sp,$sp,-368
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/* f5e0: 3c0e007c */ lui $t6,0x7c
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/* f5e4: afa50174 */ sw $a1,0x174($sp)
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/* f5e8: 25cee940 */ addiu $t6,$t6,-5824
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/* f5ec: afa40170 */ sw $a0,0x170($sp)
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/* f5f0: 008e2821 */ addu $a1,$a0,$t6
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/* f5f4: 03a02025 */ or $a0,$sp,$zero
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/* f5f8: 2484002f */ addiu $a0,$a0,0x2f
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/* f5fc: 348f000f */ ori $t7,$a0,0xf
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/* f600: afbf0014 */ sw $ra,0x14($sp)
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/* f604: 39e4000f */ xori $a0,$t7,0xf
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/* f608: afa40018 */ sw $a0,0x18($sp)
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/* f60c: 0c00366e */ jal dmaExecHighPriority
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/* f610: 24060140 */ addiu $a2,$zero,0x140
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/* f614: 97a30176 */ lhu $v1,0x176($sp)
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/* f618: 8fac0018 */ lw $t4,0x18($sp)
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/* f61c: 3c05800a */ lui $a1,0x800a
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/* f620: 0003c940 */ sll $t9,$v1,0x5
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/* f624: 0323c821 */ addu $t9,$t9,$v1
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/* f628: 24a58190 */ addiu $a1,$a1,-32368
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/* f62c: 001918c0 */ sll $v1,$t9,0x3
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/* f630: 00a34021 */ addu $t0,$a1,$v1
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/* f634: 258b0108 */ addiu $t3,$t4,0x108
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.NB0000f638:
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/* f638: 8d810000 */ lw $at,0x0($t4)
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/* f63c: 258c000c */ addiu $t4,$t4,0xc
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/* f640: 2508000c */ addiu $t0,$t0,0xc
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/* f644: ad0107e4 */ sw $at,0x7e4($t0)
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/* f648: 8d81fff8 */ lw $at,-0x8($t4)
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/* f64c: ad0107e8 */ sw $at,0x7e8($t0)
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/* f650: 8d81fffc */ lw $at,-0x4($t4)
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/* f654: 158bfff8 */ bne $t4,$t3,.NB0000f638
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/* f658: ad0107ec */ sw $at,0x7ec($t0)
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/* f65c: 8fbf0014 */ lw $ra,0x14($sp)
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/* f660: 00a31021 */ addu $v0,$a1,$v1
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/* f664: 244207f0 */ addiu $v0,$v0,0x7f0
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/* f668: 03e00008 */ jr $ra
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/* f66c: 27bd0170 */ addiu $sp,$sp,0x170
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);
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u8 sp5f[0x150];
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ALADPCMBook *s1 = (ALADPCMBook *)ALIGN16((u32)sp5f);
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offset += (u32)&_sfxctlSegmentRomStart;
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dmaExecHighPriority(s1, offset, 0x140);
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#endif
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g_SndCache.books[cacheindex] = *s1;
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s1 = g_SndCache.books;
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s1 += cacheindex;
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return s1;
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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 sndLoadAdpcmLoop
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