mirror of https://github.com/n64decomp/007.git
141 lines
5.0 KiB
C
141 lines
5.0 KiB
C
#include "ultra64.h"
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//these are actaully clever shared asm
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//!FIXME move to asm file
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#ifdef NONMATCHING
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void cosf(void) {
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}
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#else
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GLOBAL_ASM(
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.late_rodata
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.text
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glabel cosf
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/* 08C9D0 7F057EA0 3C018005 */ lui $at, %hi(D_800536C0)
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/* 08C9D4 7F057EA4 C42A36C0 */ lwc1 $f10, %lo(D_800536C0)($at)
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/* 08C9D8 7F057EA8 460A6300 */ add.s $f12, $f12, $f10
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)
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#endif
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#ifdef NONMATCHING
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void sinf(void) {
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}
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#else
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GLOBAL_ASM(
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.late_rodata
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glabel D_800536C0
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.word 0x3fc90fda /*1.5707963*/
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glabel D_800536C4
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.word 0x362edef8 /*0.0000026057805*/
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glabel D_800536C8
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.word 0xb94fb7ff /*-0.00019809602*/
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glabel D_800536CC
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.word 0x3c08876a /*0.0083330665*/
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glabel D_800536D0
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.word 0xbe2aaaa6 /*-0.1666666*/
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glabel D_800536D4
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.word 0x3ea2f983 /*0.31830987*/
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glabel D_800536D8
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.word 0x40490fdb /*3.1415927*/
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glabel D_800536DC
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.word 0x330885a3 /*3.178650856*/
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glabel D_800536E0
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.word 0x362edef8 /*0.0000026057805*/
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glabel D_800536E4
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.word 0xb94fb7ff /*-0.00019809602*/
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glabel D_800536E8
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.word 0x3c08876a /*0.0083330665*/
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glabel D_800536EC
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.word 0xbe2aaaa6 /*-0.1666666*/
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.text
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glabel sinf
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/* 08C9DC 7F057EAC 44086000 */ mfc1 $t0, $f12
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/* 08C9E0 7F057EB0 00000000 */ nop
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/* 08C9E4 7F057EB4 00084583 */ sra $t0, $t0, 0x16
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/* 08C9E8 7F057EB8 310801FF */ andi $t0, $t0, 0x1ff
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/* 08C9EC 7F057EBC 290100FF */ slti $at, $t0, 0xff
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/* 08C9F0 7F057EC0 10200019 */ beqz $at, .L7F057F28
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/* 08C9F4 7F057EC4 00000000 */ nop
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/* 08C9F8 7F057EC8 290100E6 */ slti $at, $t0, 0xe6
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/* 08C9FC 7F057ECC 1420003D */ bnez $at, .L7F057FC4
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/* 08CA00 7F057ED0 46006006 */ mov.s $f0, $f12
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/* 08CA04 7F057ED4 460C6402 */ mul.s $f16, $f12, $f12
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/* 08CA08 7F057ED8 3C018005 */ lui $at, %hi(D_800536C4)
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/* 08CA0C 7F057EDC C43236C4 */ lwc1 $f18, %lo(D_800536C4)($at)
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/* 08CA10 7F057EE0 46109482 */ mul.s $f18, $f18, $f16
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/* 08CA14 7F057EE4 3C018005 */ lui $at, %hi(D_800536C8)
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/* 08CA18 7F057EE8 C42A36C8 */ lwc1 $f10, %lo(D_800536C8)($at)
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/* 08CA1C 7F057EEC 46125480 */ add.s $f18, $f10, $f18
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/* 08CA20 7F057EF0 46109482 */ mul.s $f18, $f18, $f16
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/* 08CA24 7F057EF4 3C018005 */ lui $at, %hi(D_800536CC)
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/* 08CA28 7F057EF8 C42A36CC */ lwc1 $f10, %lo(D_800536CC)($at)
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/* 08CA2C 7F057EFC 46125480 */ add.s $f18, $f10, $f18
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/* 08CA30 7F057F00 46109482 */ mul.s $f18, $f18, $f16
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/* 08CA34 7F057F04 3C018005 */ lui $at, %hi(D_800536D0)
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/* 08CA38 7F057F08 C42A36D0 */ lwc1 $f10, %lo(D_800536D0)($at)
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/* 08CA3C 7F057F0C 46125480 */ add.s $f18, $f10, $f18
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/* 08CA40 7F057F10 46109482 */ mul.s $f18, $f18, $f16
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/* 08CA44 7F057F14 00000000 */ nop
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/* 08CA48 7F057F18 460C9482 */ mul.s $f18, $f18, $f12
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/* 08CA4C 7F057F1C 460C9000 */ add.s $f0, $f18, $f12
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/* 08CA50 7F057F20 0BC15FF1 */ j func_7F057FC4
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/* 08CA54 7F057F24 00000000 */ nop
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.L7F057F28:
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/* 08CA58 7F057F28 29010136 */ slti $at, $t0, 0x136
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/* 08CA5C 7F057F2C 50200025 */ beql $at, $zero, .L7F057FC4
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/* 08CA60 7F057F30 44800000 */ mtc1 $zero, $f0
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/* 08CA64 7F057F34 3C018005 */ lui $at, %hi(D_800536D4)
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/* 08CA68 7F057F38 C43036D4 */ lwc1 $f16, %lo(D_800536D4)($at)
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/* 08CA6C 7F057F3C 460C8402 */ mul.s $f16, $f16, $f12
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/* 08CA70 7F057F40 4600840C */ round.w.s $f16, $f16
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/* 08CA74 7F057F44 44098000 */ mfc1 $t1, $f16
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/* 08CA78 7F057F48 46808420 */ cvt.s.w $f16, $f16
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/* 08CA7C 7F057F4C 3C018005 */ lui $at, %hi(D_800536D8)
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/* 08CA80 7F057F50 C43236D8 */ lwc1 $f18, %lo(D_800536D8)($at)
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/* 08CA84 7F057F54 46109482 */ mul.s $f18, $f18, $f16
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/* 08CA88 7F057F58 46126301 */ sub.s $f12, $f12, $f18
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/* 08CA8C 7F057F5C 3C018005 */ lui $at, %hi(D_800536DC)
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/* 08CA90 7F057F60 C43236DC */ lwc1 $f18, %lo(D_800536DC)($at)
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/* 08CA94 7F057F64 46109482 */ mul.s $f18, $f18, $f16
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/* 08CA98 7F057F68 46126301 */ sub.s $f12, $f12, $f18
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/* 08CA9C 7F057F6C 460C6402 */ mul.s $f16, $f12, $f12
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/* 08CAA0 7F057F70 3C018005 */ lui $at, %hi(D_800536E0)
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/* 08CAA4 7F057F74 C43236E0 */ lwc1 $f18, %lo(D_800536E0)($at)
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/* 08CAA8 7F057F78 46109482 */ mul.s $f18, $f18, $f16
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/* 08CAAC 7F057F7C 3C018005 */ lui $at, %hi(D_800536E4)
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/* 08CAB0 7F057F80 C42A36E4 */ lwc1 $f10, %lo(D_800536E4)($at)
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/* 08CAB4 7F057F84 46125480 */ add.s $f18, $f10, $f18
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/* 08CAB8 7F057F88 46109482 */ mul.s $f18, $f18, $f16
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/* 08CABC 7F057F8C 3C018005 */ lui $at, %hi(D_800536E8)
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/* 08CAC0 7F057F90 C42A36E8 */ lwc1 $f10, %lo(D_800536E8)($at)
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/* 08CAC4 7F057F94 46125480 */ add.s $f18, $f10, $f18
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/* 08CAC8 7F057F98 46109482 */ mul.s $f18, $f18, $f16
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/* 08CACC 7F057F9C 3C018005 */ lui $at, %hi(D_800536EC)
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/* 08CAD0 7F057FA0 C42A36EC */ lwc1 $f10, %lo(D_800536EC)($at)
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/* 08CAD4 7F057FA4 46125480 */ add.s $f18, $f10, $f18
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/* 08CAD8 7F057FA8 46109482 */ mul.s $f18, $f18, $f16
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/* 08CADC 7F057FAC 00000000 */ nop
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/* 08CAE0 7F057FB0 460C9482 */ mul.s $f18, $f18, $f12
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/* 08CAE4 7F057FB4 460C9000 */ add.s $f0, $f18, $f12
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/* 08CAE8 7F057FB8 31290001 */ andi $t1, $t1, 1
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/* 08CAEC 7F057FBC 55200001 */ bnezl $t1, .L7F057FC4
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/* 08CAF0 7F057FC0 46000007 */ neg.s $f0, $f0
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glabel func_7F057FC4
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.L7F057FC4:
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/* 08CAF4 7F057FC4 03E00008 */ jr $ra
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/* 08CAF8 7F057FC8 00000000 */ nop
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)
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#endif
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