mirror of
https://github.com/perfect-dark-pc-port/perfect_dark.git
synced 2026-10-24 08:12:41 +02:00
292 lines
8.6 KiB
C
292 lines
8.6 KiB
C
#include <ultra64.h>
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#include "boot/boot.h"
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#include "constants.h"
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#include "game/data/data_000000.h"
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#include "game/data/data_0083d0.h"
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#include "game/data/data_00e460.h"
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#include "game/data/data_0160b0.h"
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#include "game/data/data_01a3a0.h"
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#include "game/data/data_020df0.h"
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#include "game/data/data_02da90.h"
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#include "gvars/gvars.h"
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#include "lib/lib_121e0.h"
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#include "types.h"
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void func000121e0(void)
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{
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// empty
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}
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void memInit(u32 heapstart, u32 heaplen)
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{
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s32 i;
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u32 extraend;
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// Memory pool 9 is not cleared? Doesn't appear to be used anyway.
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// Maybe the array is only 0-8?
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for (i = 0; i < 9; i++) {
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g_PrimaryMemoryPools[i].unk00 = 0;
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g_PrimaryMemoryPools[i].unk04 = 0;
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g_PrimaryMemoryPools[i].unk08 = 0;
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g_PrimaryMemoryPools[i].unk10 = 0;
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g_SecondaryMemoryPools[i].unk00 = 0;
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g_SecondaryMemoryPools[i].unk04 = 0;
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g_SecondaryMemoryPools[i].unk08 = 0;
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g_SecondaryMemoryPools[i].unk10 = 0;
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}
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g_PrimaryMemoryPools[0].unk00 = heapstart;
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g_PrimaryMemoryPools[0].unk08 = heapstart + heaplen;
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g_PrimaryMemoryPools[6].unk00 = heapstart;
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g_PrimaryMemoryPools[6].unk08 = heapstart + heaplen;
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g_PrimaryMemoryPools[4].unk00 = heapstart;
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g_PrimaryMemoryPools[4].unk08 = heapstart + heaplen;
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extraend = 0x80000000 + osGetMemSize();
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if (osGetMemSize() > 4 * 1024 * 1024) {
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g_SecondaryMemoryPools[4].unk00 = 0x80400000;
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g_SecondaryMemoryPools[4].unk08 = extraend;
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}
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for (i = 0; i < 9; i++) {
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g_PrimaryMemoryPools[i].unk0c = g_PrimaryMemoryPools[i].unk08;
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g_SecondaryMemoryPools[i].unk0c = g_SecondaryMemoryPools[i].unk08;
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}
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}
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u32 func000122e0(void)
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{
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u32 free;
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if (IS4MB()) {
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free = (u32)g_PrimaryMemoryPools[4].unk08 - (u32)g_PrimaryMemoryPools[4].unk04;
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} else {
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free = (u32)g_SecondaryMemoryPools[4].unk08 - (u32)g_SecondaryMemoryPools[4].unk04;
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}
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return free;
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}
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u32 func00012324(void)
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{
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u32 addr;
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if (IS4MB()) {
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addr = g_PrimaryMemoryPools[4].unk04;
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} else {
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addr = g_SecondaryMemoryPools[4].unk04;
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}
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return addr;
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}
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GLOBAL_ASM(
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glabel func00012354
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/* 12354: 30ce00ff */ andi $t6,$a2,0xff
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/* 12358: 000e7880 */ sll $t7,$t6,0x2
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/* 1235c: 01ee7821 */ addu $t7,$t7,$t6
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/* 12360: 000f7880 */ sll $t7,$t7,0x2
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/* 12364: afa60008 */ sw $a2,0x8($sp)
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/* 12368: 008f2021 */ addu $a0,$a0,$t7
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/* 1236c: 8c820004 */ lw $v0,0x4($a0)
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/* 12370: 00a03825 */ or $a3,$a1,$zero
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/* 12374: 14400003 */ bnez $v0,.L00012384
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/* 12378: 00401825 */ or $v1,$v0,$zero
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/* 1237c: 03e00008 */ jr $ra
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/* 12380: 00601025 */ or $v0,$v1,$zero
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.L00012384:
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/* 12384: 8c850008 */ lw $a1,0x8($a0)
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/* 12388: 0047c021 */ addu $t8,$v0,$a3
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/* 1238c: 00a2082b */ sltu $at,$a1,$v0
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/* 12390: 50200004 */ beqzl $at,.L000123a4
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/* 12394: 00b8082b */ sltu $at,$a1,$t8
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/* 12398: 03e00008 */ jr $ra
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/* 1239c: 00001025 */ or $v0,$zero,$zero
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/* 123a0: 00b8082b */ sltu $at,$a1,$t8
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.L000123a4:
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/* 123a4: 10200003 */ beqz $at,.L000123b4
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/* 123a8: 0047c821 */ addu $t9,$v0,$a3
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/* 123ac: 03e00008 */ jr $ra
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/* 123b0: 00001025 */ or $v0,$zero,$zero
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.L000123b4:
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/* 123b4: ac990004 */ sw $t9,0x4($a0)
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/* 123b8: ac830010 */ sw $v1,0x10($a0)
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/* 123bc: 00601025 */ or $v0,$v1,$zero
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/* 123c0: 03e00008 */ jr $ra
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/* 123c4: 00000000 */ nop
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);
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void *malloc(u32 len, u8 pool)
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{
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void *allocation = func00012354(&g_PrimaryMemoryPools[0], len, pool);
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if (allocation) {
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return allocation;
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}
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allocation = func00012354(&g_SecondaryMemoryPools[0], len, pool);
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if (allocation) {
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return allocation;
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}
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return allocation;
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}
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GLOBAL_ASM(
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glabel func00012430
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/* 12430: 30ce00ff */ andi $t6,$a2,0xff
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/* 12434: 000e1080 */ sll $v0,$t6,0x2
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/* 12438: 004e1021 */ addu $v0,$v0,$t6
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/* 1243c: 3c0f800a */ lui $t7,%hi(g_PrimaryMemoryPools)
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/* 12440: 25ef9300 */ addiu $t7,$t7,%lo(g_PrimaryMemoryPools)
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/* 12444: 00021080 */ sll $v0,$v0,0x2
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/* 12448: afa50004 */ sw $a1,0x4($sp)
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/* 1244c: afa60008 */ sw $a2,0x8($sp)
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/* 12450: 004f1821 */ addu $v1,$v0,$t7
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/* 12454: 8c780010 */ lw $t8,0x10($v1)
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/* 12458: 3c19800a */ lui $t9,%hi(g_SecondaryMemoryPools)
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/* 1245c: 273993b8 */ addiu $t9,$t9,%lo(g_SecondaryMemoryPools)
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/* 12460: 50980008 */ beql $a0,$t8,.L00012484
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/* 12464: 8c640004 */ lw $a0,0x4($v1)
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/* 12468: 00591821 */ addu $v1,$v0,$t9
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/* 1246c: 8c680010 */ lw $t0,0x10($v1)
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/* 12470: 50880004 */ beql $a0,$t0,.L00012484
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/* 12474: 8c640004 */ lw $a0,0x4($v1)
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/* 12478: 03e00008 */ jr $ra
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/* 1247c: 24020002 */ addiu $v0,$zero,0x2
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/* 12480: 8c640004 */ lw $a0,0x4($v1)
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.L00012484:
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/* 12484: 8c690010 */ lw $t1,0x10($v1)
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/* 12488: 8faa0004 */ lw $t2,0x4($sp)
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/* 1248c: 00891023 */ subu $v0,$a0,$t1
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/* 12490: 01422823 */ subu $a1,$t2,$v0
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/* 12494: 1ca00009 */ bgtz $a1,.L000124bc
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/* 12498: 0085c021 */ addu $t8,$a0,$a1
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/* 1249c: 00855821 */ addu $t3,$a0,$a1
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/* 124a0: 256d000f */ addiu $t5,$t3,0xf
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/* 124a4: 35ae000f */ ori $t6,$t5,0xf
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/* 124a8: ac6b0004 */ sw $t3,0x4($v1)
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/* 124ac: 39cf000f */ xori $t7,$t6,0xf
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/* 124b0: ac6f0004 */ sw $t7,0x4($v1)
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/* 124b4: 03e00008 */ jr $ra
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/* 124b8: 24020001 */ addiu $v0,$zero,0x1
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.L000124bc:
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/* 124bc: ac780004 */ sw $t8,0x4($v1)
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/* 124c0: 24020001 */ addiu $v0,$zero,0x1
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/* 124c4: 03e00008 */ jr $ra
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/* 124c8: 00000000 */ nop
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);
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void func000124cc(void)
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{
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// empty
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}
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u32 func000124d4(u8 poolnum, bool secondary)
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{
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struct memorypool *pool;
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if (!secondary) {
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pool = &g_PrimaryMemoryPools[poolnum];
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} else {
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pool = &g_SecondaryMemoryPools[poolnum];
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}
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return pool->unk08 - pool->unk04;
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}
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/**
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* Suspected to be either initialising or freeing a pool.
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*/
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void func00012528(u8 pool)
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{
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if (pool == 4) {
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g_PrimaryMemoryPools[4].unk00 = g_PrimaryMemoryPools[6].unk04;
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g_PrimaryMemoryPools[6].unk08 = g_PrimaryMemoryPools[6].unk04;
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g_PrimaryMemoryPools[6].unk0c = g_PrimaryMemoryPools[6].unk04;
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}
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g_PrimaryMemoryPools[pool].unk04 = g_PrimaryMemoryPools[pool].unk00;
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g_SecondaryMemoryPools[pool].unk04 = g_SecondaryMemoryPools[pool].unk00;
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g_PrimaryMemoryPools[pool].unk10 = 0;
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g_SecondaryMemoryPools[pool].unk10 = 0;
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}
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void func00012594(u8 pool)
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{
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g_PrimaryMemoryPools[pool].unk04 = 0;
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g_SecondaryMemoryPools[pool].unk04 = 0;
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g_PrimaryMemoryPools[pool].unk08 = g_PrimaryMemoryPools[pool].unk0c;
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g_SecondaryMemoryPools[pool].unk08 = g_SecondaryMemoryPools[pool].unk0c;
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}
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GLOBAL_ASM(
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glabel func000125dc
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/* 125dc: 30ce00ff */ andi $t6,$a2,0xff
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/* 125e0: 000e7880 */ sll $t7,$t6,0x2
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/* 125e4: 01ee7821 */ addu $t7,$t7,$t6
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/* 125e8: 000f7880 */ sll $t7,$t7,0x2
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/* 125ec: afa60008 */ sw $a2,0x8($sp)
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/* 125f0: 008f2021 */ addu $a0,$a0,$t7
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/* 125f4: 8c820008 */ lw $v0,0x8($a0)
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/* 125f8: 14400003 */ bnez $v0,.L00012608
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/* 125fc: 00401825 */ or $v1,$v0,$zero
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/* 12600: 03e00008 */ jr $ra
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/* 12604: 00601025 */ or $v0,$v1,$zero
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.L00012608:
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/* 12608: 8c830004 */ lw $v1,0x4($a0)
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/* 1260c: 00453023 */ subu $a2,$v0,$a1
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/* 12610: 0043082b */ sltu $at,$v0,$v1
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/* 12614: 50200004 */ beqzl $at,.L00012628
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/* 12618: 00c3082b */ sltu $at,$a2,$v1
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/* 1261c: 03e00008 */ jr $ra
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/* 12620: 00001025 */ or $v0,$zero,$zero
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/* 12624: 00c3082b */ sltu $at,$a2,$v1
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.L00012628:
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/* 12628: 10200003 */ beqz $at,.L00012638
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/* 1262c: 00c01025 */ or $v0,$a2,$zero
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/* 12630: 03e00008 */ jr $ra
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/* 12634: 00001025 */ or $v0,$zero,$zero
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.L00012638:
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/* 12638: ac860008 */ sw $a2,0x8($a0)
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/* 1263c: 03e00008 */ jr $ra
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/* 12640: 00000000 */ nop
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);
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GLOBAL_ASM(
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glabel func00012644
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/* 12644: 27bdffe8 */ addiu $sp,$sp,-24
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/* 12648: afa40018 */ sw $a0,0x18($sp)
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/* 1264c: afbf0014 */ sw $ra,0x14($sp)
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/* 12650: afa5001c */ sw $a1,0x1c($sp)
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/* 12654: 3c04800a */ lui $a0,%hi(g_PrimaryMemoryPools)
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/* 12658: 24849300 */ addiu $a0,$a0,%lo(g_PrimaryMemoryPools)
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/* 1265c: 93a6001f */ lbu $a2,0x1f($sp)
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/* 12660: 0c004977 */ jal func000125dc
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/* 12664: 8fa50018 */ lw $a1,0x18($sp)
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/* 12668: 10400003 */ beqz $v0,.L00012678
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/* 1266c: 3c04800a */ lui $a0,%hi(g_SecondaryMemoryPools)
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/* 12670: 1000000b */ b .L000126a0
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/* 12674: 8fbf0014 */ lw $ra,0x14($sp)
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.L00012678:
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/* 12678: 248493b8 */ addiu $a0,$a0,%lo(g_SecondaryMemoryPools)
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/* 1267c: 8fa50018 */ lw $a1,0x18($sp)
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/* 12680: 0c004977 */ jal func000125dc
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/* 12684: 93a6001f */ lbu $a2,0x1f($sp)
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/* 12688: 10400003 */ beqz $v0,.L00012698
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/* 1268c: 00401825 */ or $v1,$v0,$zero
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/* 12690: 10000003 */ b .L000126a0
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/* 12694: 8fbf0014 */ lw $ra,0x14($sp)
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.L00012698:
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/* 12698: 00601025 */ or $v0,$v1,$zero
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/* 1269c: 8fbf0014 */ lw $ra,0x14($sp)
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.L000126a0:
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/* 126a0: 27bd0018 */ addiu $sp,$sp,0x18
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/* 126a4: 03e00008 */ jr $ra
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/* 126a8: 00000000 */ nop
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/* 126ac: 00000000 */ nop
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);
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