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jpegdecoder OK (#574)
* new match * and the .s * merge Co-authored-by: petrie911 <pmontag@DESKTOP-LG8A167.localdomain>
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petrie911
GitHub
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3 changed files with 8 additions and 105 deletions
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@ -1,87 +0,0 @@
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glabel JpegDecoder_ParseNextSymbol
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/* B76FB4 800FFE14 27BDFFD8 */ addiu $sp, $sp, -0x28
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/* B76FB8 800FFE18 AFB00018 */ sw $s0, 0x18($sp)
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/* B76FBC 800FFE1C 00808025 */ move $s0, $a0
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/* B76FC0 800FFE20 AFBF001C */ sw $ra, 0x1c($sp)
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/* B76FC4 800FFE24 AFA5002C */ sw $a1, 0x2c($sp)
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/* B76FC8 800FFE28 AFA60030 */ sw $a2, 0x30($sp)
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/* B76FCC 800FFE2C 24040010 */ li $a0, 16
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/* B76FD0 800FFE30 0C03FFD4 */ jal JpegDecoder_ReadBits
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/* B76FD4 800FFE34 A7A00024 */ sh $zero, 0x24($sp)
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/* B76FD8 800FFE38 97A90024 */ lhu $t1, 0x24($sp)
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/* B76FDC 800FFE3C 8FAA002C */ lw $t2, 0x2c($sp)
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/* B76FE0 800FFE40 00003025 */ move $a2, $zero
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/* B76FE4 800FFE44 2408000F */ li $t0, 15
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/* B76FE8 800FFE48 3407FFFF */ li $a3, 65535
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.L800FFE4C:
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/* B76FEC 800FFE4C 00067040 */ sll $t6, $a2, 1
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/* B76FF0 800FFE50 020E7821 */ addu $t7, $s0, $t6
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/* B76FF4 800FFE54 95E40030 */ lhu $a0, 0x30($t7)
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/* B76FF8 800FFE58 0106C023 */ subu $t8, $t0, $a2
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/* B76FFC 800FFE5C 03021807 */ srav $v1, $v0, $t8
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/* B77000 800FFE60 10E40005 */ beq $a3, $a0, .L800FFE78
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/* B77004 800FFE64 00C02825 */ move $a1, $a2
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/* B77008 800FFE68 3079FFFF */ andi $t9, $v1, 0xffff
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/* B7700C 800FFE6C 0099082A */ slt $at, $a0, $t9
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/* B77010 800FFE70 10200006 */ beqz $at, .L800FFE8C
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/* B77014 800FFE74 3069FFFF */ andi $t1, $v1, 0xffff
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.L800FFE78:
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/* B77018 800FFE78 24C60001 */ addiu $a2, $a2, 1
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/* B7701C 800FFE7C 30C500FF */ andi $a1, $a2, 0xff
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/* B77020 800FFE80 28A10010 */ slti $at, $a1, 0x10
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/* B77024 800FFE84 1420FFF1 */ bnez $at, .L800FFE4C
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/* B77028 800FFE88 00A03025 */ move $a2, $a1
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.L800FFE8C:
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/* B7702C 800FFE8C 28A10010 */ slti $at, $a1, 0x10
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/* B77030 800FFE90 14200003 */ bnez $at, .L800FFEA0
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/* B77034 800FFE94 3C028017 */ lui $v0, %hi(sJpegBitStreamBitIdx) # $v0, 0x8017
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/* B77038 800FFE98 10000028 */ b .L800FFF3C
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/* B7703C 800FFE9C 24020001 */ li $v0, 1
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.L800FFEA0:
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/* B77040 800FFEA0 02066021 */ addu $t4, $s0, $a2
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/* B77044 800FFEA4 00067840 */ sll $t7, $a2, 1
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/* B77048 800FFEA8 918D0000 */ lbu $t5, ($t4)
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/* B7704C 800FFEAC 020FC021 */ addu $t8, $s0, $t7
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/* B77050 800FFEB0 97190010 */ lhu $t9, 0x10($t8)
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/* B77054 800FFEB4 8E0C0050 */ lw $t4, 0x50($s0)
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/* B77058 800FFEB8 01A97021 */ addu $t6, $t5, $t1
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/* B7705C 800FFEBC 01D95823 */ subu $t3, $t6, $t9
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/* B77060 800FFEC0 016C6821 */ addu $t5, $t3, $t4
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/* B77064 800FFEC4 91A40000 */ lbu $a0, ($t5)
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/* B77068 800FFEC8 8FB80030 */ lw $t8, 0x30($sp)
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/* B7706C 800FFECC 24425668 */ addiu $v0, %lo(sJpegBitStreamBitIdx) # addiu $v0, $v0, 0x5668
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/* B77070 800FFED0 00047903 */ sra $t7, $a0, 4
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/* B77074 800FFED4 A30F0000 */ sb $t7, ($t8)
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/* B77078 800FFED8 90590000 */ lbu $t9, ($v0)
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/* B7707C 800FFEDC 308E000F */ andi $t6, $a0, 0xf
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/* B77080 800FFEE0 01C02025 */ move $a0, $t6
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/* B77084 800FFEE4 03255821 */ addu $t3, $t9, $a1
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/* B77088 800FFEE8 256CFFF1 */ addiu $t4, $t3, -0xf
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/* B7708C 800FFEEC A04C0000 */ sb $t4, ($v0)
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/* B77090 800FFEF0 11C00011 */ beqz $t6, .L800FFF38
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/* B77094 800FFEF4 A5400000 */ sh $zero, ($t2)
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/* B77098 800FFEF8 0C03FFD4 */ jal JpegDecoder_ReadBits
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/* B7709C 800FFEFC A3AE0026 */ sb $t6, 0x26($sp)
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/* B770A0 800FFF00 8FAA002C */ lw $t2, 0x2c($sp)
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/* B770A4 800FFF04 93A40026 */ lbu $a0, 0x26($sp)
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/* B770A8 800FFF08 240F0001 */ li $t7, 1
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/* B770AC 800FFF0C A5420000 */ sh $v0, ($t2)
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/* B770B0 800FFF10 85450000 */ lh $a1, ($t2)
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/* B770B4 800FFF14 248D001F */ addiu $t5, $a0, 0x1f
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/* B770B8 800FFF18 01AFC004 */ sllv $t8, $t7, $t5
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/* B770BC 800FFF1C 00B8082A */ slt $at, $a1, $t8
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/* B770C0 800FFF20 10200005 */ beqz $at, .L800FFF38
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/* B770C4 800FFF24 240EFFFF */ li $t6, -1
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/* B770C8 800FFF28 008EC804 */ sllv $t9, $t6, $a0
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/* B770CC 800FFF2C 00B95821 */ addu $t3, $a1, $t9
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/* B770D0 800FFF30 256C0001 */ addiu $t4, $t3, 1
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/* B770D4 800FFF34 A54C0000 */ sh $t4, ($t2)
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.L800FFF38:
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/* B770D8 800FFF38 00001025 */ move $v0, $zero
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.L800FFF3C:
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/* B770DC 800FFF3C 8FBF001C */ lw $ra, 0x1c($sp)
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/* B770E0 800FFF40 8FB00018 */ lw $s0, 0x18($sp)
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/* B770E4 800FFF44 27BD0028 */ addiu $sp, $sp, 0x28
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/* B770E8 800FFF48 03E00008 */ jr $ra
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/* B770EC 800FFF4C 00000000 */ nop
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@ -124,17 +124,11 @@ s32 JpegDecoder_ProcessMcu(JpegHuffmanTable* hTable0, JpegHuffmanTable* hTable1,
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return 0;
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return 0;
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}
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}
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#ifdef NON_MATCHING
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// stack usage (coeffLength is stored as a u32 instead of a u8)
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s32 JpegDecoder_ParseNextSymbol(JpegHuffmanTable* hTable, s16* outCoeff, u8* outZeroCount) {
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s32 JpegDecoder_ParseNextSymbol(JpegHuffmanTable* hTable, s16* outCoeff, u8* outZeroCount) {
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u16 buff;
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u8 codeIdx;
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u8 codeIdx;
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u8 sym;
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u8 sym;
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u8 coeffLength; // 0x26
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u16 codeOff = 0;
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u16 codeOff; // 0x24
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u16 buff = JpegDecoder_ReadBits(16);
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codeOff = 0;
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buff = JpegDecoder_ReadBits(16);
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for (codeIdx = 0; codeIdx < 16; codeIdx++) {
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for (codeIdx = 0; codeIdx < 16; codeIdx++) {
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if (hTable->codesB[codeIdx] == 0xFFFF) {
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if (hTable->codesB[codeIdx] == 0xFFFF) {
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@ -153,23 +147,19 @@ s32 JpegDecoder_ParseNextSymbol(JpegHuffmanTable* hTable, s16* outCoeff, u8* out
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sym = hTable->symbols[hTable->codeOffs[codeIdx] + codeOff - hTable->codesA[codeIdx]];
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sym = hTable->symbols[hTable->codeOffs[codeIdx] + codeOff - hTable->codesA[codeIdx]];
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*outZeroCount = sym >> 4;
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*outZeroCount = sym >> 4;
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coeffLength = sym & 0xF; // not using a temp for "sym & 0xF" puts coeffLength on the stack
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sym &= 0xF;
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sJpegBitStreamBitIdx += codeIdx - 15;
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sJpegBitStreamBitIdx += codeIdx - 15;
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*outCoeff = 0;
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*outCoeff = 0;
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if (coeffLength) { // (cond != 0) instead of (cond) puts coeffLength on the stack
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if (sym) {
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*outCoeff = JpegDecoder_ReadBits(coeffLength);
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*outCoeff = JpegDecoder_ReadBits(sym);
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if (*outCoeff < (1 << (coeffLength - 1))) {
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if (*outCoeff < (1 << (sym - 1))) {
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*outCoeff +=
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*outCoeff += (-1 << sym) + 1;
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(-1 << coeffLength) + 1; // (*outCoeff -= (1 << coeffLength)-1; makes more sense but doesn't match)
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}
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}
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}
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}
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return 0;
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return 0;
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}
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}
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#else
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#pragma GLOBAL_ASM("asm/non_matchings/code/jpegdecoder/JpegDecoder_ParseNextSymbol.s")
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#endif
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u16 JpegDecoder_ReadBits(u8 len) {
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u16 JpegDecoder_ReadBits(u8 len) {
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u8 byteCount;
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u8 byteCount;
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@ -120,7 +120,7 @@ void ObjMure2_SpawnActors(ObjMure2* this, GlobalContext* globalCtx) {
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Vec3f spawnPos[12];
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Vec3f spawnPos[12];
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s16 params;
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s16 params;
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setPosFunc[actorNum](&spawnPos, this);
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setPosFunc[actorNum](spawnPos, this);
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ObjMure2_SetActorSpawnParams(¶ms, this);
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ObjMure2_SetActorSpawnParams(¶ms, this);
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for (i = 0; i < D_80B9A818[actorNum]; i++) {
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for (i = 0; i < D_80B9A818[actorNum]; i++) {
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