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oot/asm/guScale.s

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First proper commit.
2020-03-17 04:31:30 +00:00
.include "macro.inc"
# assembler directives
.set noat # allow manual use of $at
.set noreorder # don't insert nops after branches
Properly align asm & data (+ minor fixes) (#165) * Add .align 4 directives to all data/ files (+ minor alignment fixes) * Use .balign for everything and fix typo
2020-05-26 22:09:00 +00:00
.set gp=64 # allow use of 64-bit general purpose registers
First proper commit.
2020-03-17 04:31:30 +00:00
.section .text
Properly align asm & data (+ minor fixes) (#165) * Add .align 4 directives to all data/ files (+ minor alignment fixes) * Use .balign for everything and fix typo
2020-05-26 22:09:00 +00:00
.balign 16
First proper commit.
2020-03-17 04:31:30 +00:00
Decompiles most FBDemo and transition functions (#92) * Decompile fbdemo (transition) files * run format.sh * reformat vtx array, fill in a couple unk * match TransitionTriforce_IsDone * add VTX macro, add DW_ wrapping around triangle macros * use new VTX macro, name graphic assets * Naming updates * pr updates * naming updates * remove symbols for COLOR_BUFFER, D_08000000, and D_09000000
2020-04-30 18:41:09 +00:00
glabel guScale
First proper commit.
2020-03-17 04:31:30 +00:00
/* B77380 801001E0 3C014780 */ li $at, 0x47800000 # 0.000000
/* B77384 801001E4 44812000 */ mtc1 $at, $f4
/* B77388 801001E8 44853000 */ mtc1 $a1, $f6
/* B7738C 801001EC AC800004 */ sw $zero, 4($a0)
/* B77390 801001F0 AC80000C */ sw $zero, 0xc($a0)
/* B77394 801001F4 46043202 */ mul.s $f8, $f6, $f4
/* B77398 801001F8 44863000 */ mtc1 $a2, $f6
/* B7739C 801001FC AC800010 */ sw $zero, 0x10($a0)
/* B773A0 80100200 AC800018 */ sw $zero, 0x18($a0)
/* B773A4 80100204 AC800024 */ sw $zero, 0x24($a0)
/* B773A8 80100208 AC80002C */ sw $zero, 0x2c($a0)
/* B773AC 8010020C AC800030 */ sw $zero, 0x30($a0)
/* B773B0 80100210 4600428D */ trunc.w.s $f10, $f8
/* B773B4 80100214 46043202 */ mul.s $f8, $f6, $f4
/* B773B8 80100218 44873000 */ mtc1 $a3, $f6
/* B773BC 8010021C AC800038 */ sw $zero, 0x38($a0)
/* B773C0 80100220 44095000 */ mfc1 $t1, $f10
/* B773C4 80100224 AC80003C */ sw $zero, 0x3c($a0)
/* B773C8 80100228 00095402 */ srl $t2, $t1, 0x10
/* B773CC 8010022C 4600428D */ trunc.w.s $f10, $f8
/* B773D0 80100230 46043202 */ mul.s $f8, $f6, $f4
/* B773D4 80100234 000A4400 */ sll $t0, $t2, 0x10
/* B773D8 80100238 00095400 */ sll $t2, $t1, 0x10
/* B773DC 8010023C 44095000 */ mfc1 $t1, $f10
/* B773E0 80100240 AC880000 */ sw $t0, ($a0)
/* B773E4 80100244 AC8A0020 */ sw $t2, 0x20($a0)
/* B773E8 80100248 00094402 */ srl $t0, $t1, 0x10
/* B773EC 8010024C 4600428D */ trunc.w.s $f10, $f8
/* B773F0 80100250 312AFFFF */ andi $t2, $t1, 0xffff
/* B773F4 80100254 AC8A0028 */ sw $t2, 0x28($a0)
/* B773F8 80100258 AC880008 */ sw $t0, 8($a0)
/* B773FC 8010025C 44095000 */ mfc1 $t1, $f10
Decompiles most FBDemo and transition functions (#92) * Decompile fbdemo (transition) files * run format.sh * reformat vtx array, fill in a couple unk * match TransitionTriforce_IsDone * add VTX macro, add DW_ wrapping around triangle macros * use new VTX macro, name graphic assets * Naming updates * pr updates * naming updates * remove symbols for COLOR_BUFFER, D_08000000, and D_09000000
2020-04-30 18:41:09 +00:00
/* B77400 80100260 00000000 */ nop
First proper commit.
2020-03-17 04:31:30 +00:00
/* B77404 80100264 00095402 */ srl $t2, $t1, 0x10
/* B77408 80100268 000A4400 */ sll $t0, $t2, 0x10
/* B7740C 8010026C AC880014 */ sw $t0, 0x14($a0)
/* B77410 80100270 24080001 */ li $t0, 1
/* B77414 80100274 00095400 */ sll $t2, $t1, 0x10
/* B77418 80100278 AC8A0034 */ sw $t2, 0x34($a0)
/* B7741C 8010027C 03E00008 */ jr $ra
/* B77420 80100280 AC88001C */ sw $t0, 0x1c($a0)
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