ntsc-beta: Decompile memaAlloc
This commit is contained in:
Ryan Dwyer
parent
c6ff23b69d
commit
a4ef55ea06
125
src/lib/mema.c
125
src/lib/mema.c
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@ -393,8 +393,7 @@ void memaPrint(void)
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#endif
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}
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#if MATCHING
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#if VERSION >= VERSION_NTSC_1_0
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#if MATCHING && VERSION >= VERSION_NTSC_1_0
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GLOBAL_ASM(
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glabel memaAlloc
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/* 12ab0: 27bdffd0 */ addiu $sp,$sp,-48
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@ -510,125 +509,21 @@ glabel memaAlloc
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/* 12c38: 27bd0030 */ addiu $sp,$sp,0x30
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);
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#else
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GLOBAL_ASM(
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glabel memaAlloc
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/* 13324: 27bdffd0 */ addiu $sp,$sp,-48
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/* 13328: afb2001c */ sw $s2,0x1c($sp)
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/* 1332c: afb10018 */ sw $s1,0x18($sp)
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/* 13330: 00809025 */ or $s2,$a0,$zero
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/* 13334: afb50028 */ sw $s5,0x28($sp)
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/* 13338: afb00014 */ sw $s0,0x14($sp)
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/* 1333c: 3c11800a */ lui $s1,0x800a
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/* 13340: afbf002c */ sw $ra,0x2c($sp)
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/* 13344: afb40024 */ sw $s4,0x24($sp)
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/* 13348: afb30020 */ sw $s3,0x20($sp)
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/* 1334c: 2631c404 */ addiu $s1,$s1,-15356
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/* 13350: 2404ffff */ addiu $a0,$zero,-1
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/* 13354: 00002825 */ or $a1,$zero,$zero
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/* 13358: 00008025 */ or $s0,$zero,$zero
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/* 1335c: 2415ffff */ addiu $s5,$zero,-1
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/* 13360: 24060010 */ addiu $a2,$zero,0x10
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.NB00013364:
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/* 13364: 8e230004 */ lw $v1,0x4($s1)
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/* 13368: 26100001 */ addiu $s0,$s0,0x1
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/* 1336c: 0072082b */ sltu $at,$v1,$s2
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/* 13370: 1420000e */ bnez $at,.NB000133ac
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/* 13374: 00721023 */ subu $v0,$v1,$s2
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/* 13378: 8e2e0000 */ lw $t6,0x0($s1)
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/* 1337c: 0044082b */ sltu $at,$v0,$a0
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/* 13380: 00127882 */ srl $t7,$s2,0x2
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/* 13384: 12ae000b */ beq $s5,$t6,.NB000133b4
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/* 13388: 00000000 */ sll $zero,$zero,0x0
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/* 1338c: 10200007 */ beqz $at,.NB000133ac
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/* 13390: 2c410040 */ sltiu $at,$v0,0x40
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/* 13394: 00402025 */ or $a0,$v0,$zero
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/* 13398: 14200006 */ bnez $at,.NB000133b4
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/* 1339c: 02202825 */ or $a1,$s1,$zero
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/* 133a0: 004f082b */ sltu $at,$v0,$t7
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/* 133a4: 14200003 */ bnez $at,.NB000133b4
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/* 133a8: 00000000 */ sll $zero,$zero,0x0
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.NB000133ac:
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/* 133ac: 1606ffed */ bne $s0,$a2,.NB00013364
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/* 133b0: 26310008 */ addiu $s1,$s1,0x8
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.NB000133b4:
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/* 133b4: 54a00027 */ bnezl $a1,.NB00013454
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/* 133b8: 8ca30000 */ lw $v1,0x0($a1)
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/* 133bc: 8e380004 */ lw $t8,0x4($s1)
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/* 133c0: 00008025 */ or $s0,$zero,$zero
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/* 133c4: 24140008 */ addiu $s4,$zero,0x8
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/* 133c8: 0312082b */ sltu $at,$t8,$s2
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/* 133cc: 10200006 */ beqz $at,.NB000133e8
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/* 133d0: 3c13800a */ lui $s3,0x800a
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/* 133d4: 8e39000c */ lw $t9,0xc($s1)
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.NB000133d8:
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/* 133d8: 26310008 */ addiu $s1,$s1,0x8
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/* 133dc: 0332082b */ sltu $at,$t9,$s2
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/* 133e0: 5420fffd */ bnezl $at,.NB000133d8
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/* 133e4: 8e39000c */ lw $t9,0xc($s1)
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.NB000133e8:
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/* 133e8: 8e280000 */ lw $t0,0x0($s1)
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/* 133ec: 2673c3f8 */ addiu $s3,$s3,-15368
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/* 133f0: 56a80017 */ bnel $s5,$t0,.NB00013450
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/* 133f4: 02202825 */ or $a1,$s1,$zero
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/* 133f8: 3c11800a */ lui $s1,0x800a
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/* 133fc: 2631c404 */ addiu $s1,$s1,-15356
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.NB00013400:
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/* 13400: 0c004b24 */ jal memaDefragPass
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/* 13404: 02602025 */ or $a0,$s3,$zero
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/* 13408: 26100001 */ addiu $s0,$s0,0x1
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/* 1340c: 1614fffc */ bne $s0,$s4,.NB00013400
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/* 13410: 00000000 */ sll $zero,$zero,0x0
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/* 13414: 8e690010 */ lw $t1,0x10($s3)
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/* 13418: 0132082b */ sltu $at,$t1,$s2
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/* 1341c: 50200007 */ beqzl $at,.NB0001343c
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/* 13420: 8e2b0000 */ lw $t3,0x0($s1)
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/* 13424: 8e2a000c */ lw $t2,0xc($s1)
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.NB00013428:
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/* 13428: 26310008 */ addiu $s1,$s1,0x8
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/* 1342c: 0152082b */ sltu $at,$t2,$s2
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/* 13430: 5420fffd */ bnezl $at,.NB00013428
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/* 13434: 8e2a000c */ lw $t2,0xc($s1)
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/* 13438: 8e2b0000 */ lw $t3,0x0($s1)
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.NB0001343c:
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/* 1343c: 56ab0004 */ bnel $s5,$t3,.NB00013450
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/* 13440: 02202825 */ or $a1,$s1,$zero
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/* 13444: 1000000b */ beqz $zero,.NB00013474
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/* 13448: 00001025 */ or $v0,$zero,$zero
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/* 1344c: 02202825 */ or $a1,$s1,$zero
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.NB00013450:
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/* 13450: 8ca30000 */ lw $v1,0x0($a1)
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.NB00013454:
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/* 13454: 8cad0004 */ lw $t5,0x4($a1)
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/* 13458: 00726021 */ addu $t4,$v1,$s2
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/* 1345c: 01b27023 */ subu $t6,$t5,$s2
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/* 13460: acac0000 */ sw $t4,0x0($a1)
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/* 13464: 15c00002 */ bnez $t6,.NB00013470
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/* 13468: acae0004 */ sw $t6,0x4($a1)
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/* 1346c: aca00000 */ sw $zero,0x0($a1)
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.NB00013470:
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/* 13470: 00601025 */ or $v0,$v1,$zero
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.NB00013474:
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/* 13474: 8fbf002c */ lw $ra,0x2c($sp)
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/* 13478: 8fb00014 */ lw $s0,0x14($sp)
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/* 1347c: 8fb10018 */ lw $s1,0x18($sp)
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/* 13480: 8fb2001c */ lw $s2,0x1c($sp)
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/* 13484: 8fb30020 */ lw $s3,0x20($sp)
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/* 13488: 8fb40024 */ lw $s4,0x24($sp)
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/* 1348c: 8fb50028 */ lw $s5,0x28($sp)
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/* 13490: 03e00008 */ jr $ra
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/* 13494: 27bd0030 */ addiu $sp,$sp,0x30
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);
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#endif
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#else
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void *memaAlloc(u32 size)
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{
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u32 addr;
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u32 diff;
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s32 i;
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struct memaspace *curr = &g_MemaHeap.spaces[0];
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u32 bestdiff = 0xffffffff;
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struct memaspace *best = NULL;
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struct memaspace *curr;
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u32 bestdiff;
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struct memaspace *best;
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if (1);
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curr = &g_MemaHeap.spaces[0];
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bestdiff = 0xffffffff;
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best = NULL;
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// Iterate up to the first 16 spaces, looking for the
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// smallest space that will accommodate the requested size.
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