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https://gitlab.com/ryandwyer/perfect-dark
synced 2026-08-01 08:07:35 -04:00
Decompile _n_loadBuffer
This commit is contained in:
Ryan Dwyer
@@ -5,7 +5,6 @@
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#include "types.h"
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u32 func0003ae60(void);
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u32 func0003b178(void);
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void func0003b710(f32 outputrate, f32 arg1, f32 arg2, f32 *arg3, f32 *arg4);
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f32 func0003b9d4(s32 arg0);
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void func0003ba64(struct fx *fx, f32 outputrate);
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+31
-137
@@ -12,6 +12,7 @@
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#define RANGE 2.0f
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Acmd *_n_loadBuffer(ALFx *r, s32 arg1, s16 *curr_ptr, s32 buff,s32 count, Acmd *p);
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Acmd *_n_saveBuffer(ALFx *r, s32 arg1, s16 *curr_ptr, s32 buff, Acmd *p);
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Acmd *_n_filterBuffer(ALLowPass *lp, s32 buff, s32 count, Acmd *p);
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@@ -211,7 +212,7 @@ glabel var70054a90
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/* 3a3d4: 8fa50054 */ lw $a1,0x54($sp)
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/* 3a3d8: 8fa60068 */ lw $a2,0x68($sp)
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/* 3a3dc: 87a70074 */ lh $a3,0x74($sp)
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/* 3a3e0: 0c00ec5e */ jal func0003b178
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/* 3a3e0: 0c00ec5e */ jal _n_loadBuffer
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/* 3a3e4: afa90014 */ sw $t1,0x14($sp)
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/* 3a3e8: afa2007c */ sw $v0,0x7c($sp)
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.L0003a3ec:
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@@ -464,7 +465,7 @@ glabel var70054a90
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/* 3a798: 24050001 */ addiu $a1,$zero,0x1
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/* 3a79c: 87a70070 */ lh $a3,0x70($sp)
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/* 3a7a0: 01202025 */ or $a0,$t1,$zero
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/* 3a7a4: 0c00ec5e */ jal func0003b178
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/* 3a7a4: 0c00ec5e */ jal _n_loadBuffer
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/* 3a7a8: afaa0014 */ sw $t2,0x14($sp)
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/* 3a7ac: afa2007c */ sw $v0,0x7c($sp)
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/* 3a7b0: 8fae0088 */ lw $t6,0x88($sp)
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@@ -779,7 +780,7 @@ glabel func0003ae60
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/* 3aff8: 8fa50060 */ lw $a1,0x60($sp)
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/* 3affc: 8fa70048 */ lw $a3,0x48($sp)
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/* 3b000: 014c3023 */ subu $a2,$t2,$t4
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/* 3b004: 0c00ec5e */ jal func0003b178
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/* 3b004: 0c00ec5e */ jal _n_loadBuffer
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/* 3b008: afaf0014 */ sw $t7,0x14($sp)
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/* 3b00c: afa20054 */ sw $v0,0x54($sp)
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/* 3b010: 3c014700 */ lui $at,0x4700
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@@ -862,7 +863,7 @@ glabel func0003ae60
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/* 3b140: 8fa50060 */ lw $a1,0x60($sp)
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/* 3b144: 8fa60044 */ lw $a2,0x44($sp)
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/* 3b148: 8fa70064 */ lw $a3,0x64($sp)
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/* 3b14c: 0c00ec5e */ jal func0003b178
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/* 3b14c: 0c00ec5e */ jal _n_loadBuffer
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/* 3b150: afaa0014 */ sw $t2,0x14($sp)
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/* 3b154: afa20054 */ sw $v0,0x54($sp)
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.L0003b158:
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@@ -877,139 +878,32 @@ glabel func0003ae60
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/* 3b174: 00000000 */ nop
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);
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GLOBAL_ASM(
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glabel func0003b178
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/* 3b178: 27bdffc8 */ addiu $sp,$sp,-56
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/* 3b17c: afbf0014 */ sw $ra,0x14($sp)
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/* 3b180: afa40038 */ sw $a0,0x38($sp)
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/* 3b184: afa5003c */ sw $a1,0x3c($sp)
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/* 3b188: afa60040 */ sw $a2,0x40($sp)
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/* 3b18c: afa70044 */ sw $a3,0x44($sp)
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/* 3b190: 8fae004c */ lw $t6,0x4c($sp)
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/* 3b194: afae0034 */ sw $t6,0x34($sp)
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/* 3b198: 8faf0038 */ lw $t7,0x38($sp)
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/* 3b19c: 8fb8003c */ lw $t8,0x3c($sp)
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/* 3b1a0: 8dea0000 */ lw $t2,0x0($t7)
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/* 3b1a4: 0018c880 */ sll $t9,$t8,0x2
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/* 3b1a8: 01f94021 */ addu $t0,$t7,$t9
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/* 3b1ac: 8d090020 */ lw $t1,0x20($t0)
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/* 3b1b0: 000a5840 */ sll $t3,$t2,0x1
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/* 3b1b4: 012b6021 */ addu $t4,$t1,$t3
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/* 3b1b8: afac0024 */ sw $t4,0x24($sp)
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/* 3b1bc: 8fb8003c */ lw $t8,0x3c($sp)
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/* 3b1c0: 8fae0038 */ lw $t6,0x38($sp)
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/* 3b1c4: 8fad0040 */ lw $t5,0x40($sp)
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/* 3b1c8: 0018c880 */ sll $t9,$t8,0x2
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/* 3b1cc: 01d94021 */ addu $t0,$t6,$t9
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/* 3b1d0: 8d0f0020 */ lw $t7,0x20($t0)
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/* 3b1d4: 01af082b */ sltu $at,$t5,$t7
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/* 3b1d8: 10200007 */ beqz $at,.L0003b1f8
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/* 3b1dc: 00000000 */ nop
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/* 3b1e0: 8fa90038 */ lw $t1,0x38($sp)
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/* 3b1e4: 8faa0040 */ lw $t2,0x40($sp)
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/* 3b1e8: 8d2b0000 */ lw $t3,0x0($t1)
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/* 3b1ec: 000b6040 */ sll $t4,$t3,0x1
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/* 3b1f0: 014cc021 */ addu $t8,$t2,$t4
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/* 3b1f4: afb80040 */ sw $t8,0x40($sp)
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.L0003b1f8:
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/* 3b1f8: 8fae0048 */ lw $t6,0x48($sp)
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/* 3b1fc: 8fa80040 */ lw $t0,0x40($sp)
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/* 3b200: 000ec840 */ sll $t9,$t6,0x1
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/* 3b204: 03286821 */ addu $t5,$t9,$t0
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/* 3b208: afad0028 */ sw $t5,0x28($sp)
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/* 3b20c: 8faf0028 */ lw $t7,0x28($sp)
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/* 3b210: 8fa90024 */ lw $t1,0x24($sp)
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/* 3b214: 012f082b */ sltu $at,$t1,$t7
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/* 3b218: 1020003a */ beqz $at,.L0003b304
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/* 3b21c: 00000000 */ nop
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/* 3b220: 8fab0028 */ lw $t3,0x28($sp)
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/* 3b224: 8faa0024 */ lw $t2,0x24($sp)
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/* 3b228: 016a6023 */ subu $t4,$t3,$t2
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/* 3b22c: 000cc043 */ sra $t8,$t4,0x1
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/* 3b230: afb80030 */ sw $t8,0x30($sp)
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/* 3b234: 8fae0024 */ lw $t6,0x24($sp)
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/* 3b238: 8fb90040 */ lw $t9,0x40($sp)
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/* 3b23c: 01d94023 */ subu $t0,$t6,$t9
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/* 3b240: 00086843 */ sra $t5,$t0,0x1
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/* 3b244: afad002c */ sw $t5,0x2c($sp)
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/* 3b248: 8faf0034 */ lw $t7,0x34($sp)
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/* 3b24c: 25e90008 */ addiu $t1,$t7,0x8
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/* 3b250: afa90034 */ sw $t1,0x34($sp)
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/* 3b254: afaf0020 */ sw $t7,0x20($sp)
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/* 3b258: 8fab002c */ lw $t3,0x2c($sp)
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/* 3b25c: 8fb90044 */ lw $t9,0x44($sp)
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/* 3b260: 8faf0020 */ lw $t7,0x20($sp)
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/* 3b264: 000b5040 */ sll $t2,$t3,0x1
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/* 3b268: 314c0fff */ andi $t4,$t2,0xfff
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/* 3b26c: 000cc300 */ sll $t8,$t4,0xc
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/* 3b270: 3c010400 */ lui $at,0x400
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/* 3b274: 03017025 */ or $t6,$t8,$at
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/* 3b278: 33280fff */ andi $t0,$t9,0xfff
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/* 3b27c: 01c86825 */ or $t5,$t6,$t0
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/* 3b280: aded0000 */ sw $t5,0x0($t7)
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/* 3b284: 0c012d20 */ jal osVirtualToPhysical
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/* 3b288: 8fa40040 */ lw $a0,0x40($sp)
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/* 3b28c: 8fa90020 */ lw $t1,0x20($sp)
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/* 3b290: ad220004 */ sw $v0,0x4($t1)
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/* 3b294: 8fab0034 */ lw $t3,0x34($sp)
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/* 3b298: 256a0008 */ addiu $t2,$t3,0x8
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/* 3b29c: afaa0034 */ sw $t2,0x34($sp)
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/* 3b2a0: afab001c */ sw $t3,0x1c($sp)
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/* 3b2a4: 8fb8002c */ lw $t8,0x2c($sp)
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/* 3b2a8: 8fad0030 */ lw $t5,0x30($sp)
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/* 3b2ac: 8fac0044 */ lw $t4,0x44($sp)
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/* 3b2b0: 0018c840 */ sll $t9,$t8,0x1
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/* 3b2b4: 000d7840 */ sll $t7,$t5,0x1
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/* 3b2b8: 31e90fff */ andi $t1,$t7,0xfff
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/* 3b2bc: 01997021 */ addu $t6,$t4,$t9
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/* 3b2c0: 8fac001c */ lw $t4,0x1c($sp)
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/* 3b2c4: 00095b00 */ sll $t3,$t1,0xc
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/* 3b2c8: 3c010400 */ lui $at,0x400
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/* 3b2cc: 01615025 */ or $t2,$t3,$at
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/* 3b2d0: 31c80fff */ andi $t0,$t6,0xfff
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/* 3b2d4: 0148c025 */ or $t8,$t2,$t0
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/* 3b2d8: ad980000 */ sw $t8,0x0($t4)
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/* 3b2dc: 8fae003c */ lw $t6,0x3c($sp)
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/* 3b2e0: 8fb90038 */ lw $t9,0x38($sp)
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/* 3b2e4: 000e6880 */ sll $t5,$t6,0x2
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/* 3b2e8: 032d7821 */ addu $t7,$t9,$t5
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/* 3b2ec: 0c012d20 */ jal osVirtualToPhysical
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/* 3b2f0: 8de40020 */ lw $a0,0x20($t7)
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/* 3b2f4: 8fa9001c */ lw $t1,0x1c($sp)
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/* 3b2f8: ad220004 */ sw $v0,0x4($t1)
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/* 3b2fc: 10000014 */ b .L0003b350
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/* 3b300: 00000000 */ nop
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.L0003b304:
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/* 3b304: 8fab0034 */ lw $t3,0x34($sp)
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/* 3b308: 256a0008 */ addiu $t2,$t3,0x8
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/* 3b30c: afaa0034 */ sw $t2,0x34($sp)
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/* 3b310: afab0018 */ sw $t3,0x18($sp)
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/* 3b314: 8fa80048 */ lw $t0,0x48($sp)
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/* 3b318: 8fad0044 */ lw $t5,0x44($sp)
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/* 3b31c: 8fab0018 */ lw $t3,0x18($sp)
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/* 3b320: 0008c040 */ sll $t8,$t0,0x1
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/* 3b324: 330c0fff */ andi $t4,$t8,0xfff
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/* 3b328: 000c7300 */ sll $t6,$t4,0xc
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/* 3b32c: 3c010400 */ lui $at,0x400
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/* 3b330: 01c1c825 */ or $t9,$t6,$at
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/* 3b334: 31af0fff */ andi $t7,$t5,0xfff
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/* 3b338: 032f4825 */ or $t1,$t9,$t7
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/* 3b33c: ad690000 */ sw $t1,0x0($t3)
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/* 3b340: 0c012d20 */ jal osVirtualToPhysical
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/* 3b344: 8fa40040 */ lw $a0,0x40($sp)
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/* 3b348: 8faa0018 */ lw $t2,0x18($sp)
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/* 3b34c: ad420004 */ sw $v0,0x4($t2)
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.L0003b350:
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/* 3b350: 10000003 */ b .L0003b360
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/* 3b354: 8fa20034 */ lw $v0,0x34($sp)
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/* 3b358: 10000001 */ b .L0003b360
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/* 3b35c: 00000000 */ nop
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.L0003b360:
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/* 3b360: 8fbf0014 */ lw $ra,0x14($sp)
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/* 3b364: 27bd0038 */ addiu $sp,$sp,0x38
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/* 3b368: 03e00008 */ jr $ra
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/* 3b36c: 00000000 */ nop
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);
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Acmd *_n_loadBuffer(ALFx *r, s32 arg1, s16 *curr_ptr, s32 buff,s32 count, Acmd *p)
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{
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Acmd *ptr = p;
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s32 after_end, before_end;
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s16 *updated_ptr, *delay_end;
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delay_end = &r->base[arg1][r->length];
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if (curr_ptr < r->base[arg1]) {
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curr_ptr += r->length;
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}
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updated_ptr = curr_ptr + count;
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if (updated_ptr > delay_end) {
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after_end = updated_ptr - delay_end;
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before_end = delay_end - curr_ptr;
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n_aLoadBuffer(ptr++, before_end << 1, buff, osVirtualToPhysical(curr_ptr));
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n_aLoadBuffer(ptr++, after_end << 1, buff + (before_end << 1), osVirtualToPhysical(r->base[arg1]));
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} else {
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n_aLoadBuffer(ptr++, count << 1, buff, osVirtualToPhysical(curr_ptr));
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}
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return ptr;
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}
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Acmd *_n_saveBuffer(ALFx *r, s32 arg1, s16 *curr_ptr, s32 buff, Acmd *p)
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{
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