prime/asm/Runtime/e_atan2.s

271 lines
10 KiB
ArmAsm
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2022-04-02 09:50:35 +00:00
.include "macros.inc"
2022-07-14 05:48:03 +00:00
.section .text, "ax"
2022-04-02 09:50:35 +00:00
.global __ieee754_atan2
__ieee754_atan2:
/* 8039193C 0038E89C 94 21 FF D0 */ stwu r1, -0x30(r1)
/* 80391940 0038E8A0 7C 08 02 A6 */ mflr r0
/* 80391944 0038E8A4 3C 60 7F F0 */ lis r3, 0x7ff0
/* 80391948 0038E8A8 D8 41 00 10 */ stfd f2, 0x10(r1)
/* 8039194C 0038E8AC 81 01 00 14 */ lwz r8, 0x14(r1)
/* 80391950 0038E8B0 90 01 00 34 */ stw r0, 0x34(r1)
/* 80391954 0038E8B4 7C 08 00 D0 */ neg r0, r8
/* 80391958 0038E8B8 80 81 00 10 */ lwz r4, 0x10(r1)
/* 8039195C 0038E8BC 7D 00 03 78 */ or r0, r8, r0
/* 80391960 0038E8C0 D8 21 00 08 */ stfd f1, 8(r1)
/* 80391964 0038E8C4 54 86 00 7E */ clrlwi r6, r4, 1
/* 80391968 0038E8C8 54 00 0F FE */ srwi r0, r0, 0x1f
/* 8039196C 0038E8CC 80 A1 00 08 */ lwz r5, 8(r1)
/* 80391970 0038E8D0 7C C0 03 78 */ or r0, r6, r0
/* 80391974 0038E8D4 93 E1 00 2C */ stw r31, 0x2c(r1)
/* 80391978 0038E8D8 7C 00 18 40 */ cmplw r0, r3
/* 8039197C 0038E8DC 81 21 00 0C */ lwz r9, 0xc(r1)
/* 80391980 0038E8E0 54 A7 00 7E */ clrlwi r7, r5, 1
/* 80391984 0038E8E4 41 81 00 1C */ bgt lbl_803919A0
/* 80391988 0038E8E8 7C 09 00 D0 */ neg r0, r9
/* 8039198C 0038E8EC 7D 20 03 78 */ or r0, r9, r0
/* 80391990 0038E8F0 54 00 0F FE */ srwi r0, r0, 0x1f
/* 80391994 0038E8F4 7C E0 03 78 */ or r0, r7, r0
/* 80391998 0038E8F8 7C 00 18 40 */ cmplw r0, r3
/* 8039199C 0038E8FC 40 81 00 14 */ ble lbl_803919B0
lbl_803919A0:
/* 803919A0 0038E900 C8 21 00 10 */ lfd f1, 0x10(r1)
/* 803919A4 0038E904 C8 01 00 08 */ lfd f0, 8(r1)
/* 803919A8 0038E908 FC 21 00 2A */ fadd f1, f1, f0
/* 803919AC 0038E90C 48 00 02 0C */ b lbl_80391BB8
lbl_803919B0:
/* 803919B0 0038E910 3C 04 C0 10 */ addis r0, r4, 0xc010
/* 803919B4 0038E914 7C 00 43 79 */ or. r0, r0, r8
/* 803919B8 0038E918 40 82 00 0C */ bne lbl_803919C4
/* 803919BC 0038E91C 48 00 28 0D */ bl atan
/* 803919C0 0038E920 48 00 01 F8 */ b lbl_80391BB8
lbl_803919C4:
/* 803919C4 0038E924 7C E0 4B 79 */ or. r0, r7, r9
/* 803919C8 0038E928 54 80 17 BC */ rlwinm r0, r4, 2, 0x1e, 0x1e
/* 803919CC 0038E92C 7C 1F 03 78 */ mr r31, r0
/* 803919D0 0038E930 50 BF 0F FE */ rlwimi r31, r5, 1, 0x1f, 0x1f
/* 803919D4 0038E934 40 82 00 3C */ bne lbl_80391A10
/* 803919D8 0038E938 2C 1F 00 02 */ cmpwi r31, 2
/* 803919DC 0038E93C 41 82 00 24 */ beq lbl_80391A00
/* 803919E0 0038E940 40 80 00 10 */ bge lbl_803919F0
/* 803919E4 0038E944 2C 1F 00 00 */ cmpwi r31, 0
/* 803919E8 0038E948 40 80 01 D0 */ bge lbl_80391BB8
/* 803919EC 0038E94C 48 00 00 24 */ b lbl_80391A10
lbl_803919F0:
/* 803919F0 0038E950 2C 1F 00 04 */ cmpwi r31, 4
/* 803919F4 0038E954 40 80 00 1C */ bge lbl_80391A10
/* 803919F8 0038E958 48 00 00 10 */ b lbl_80391A08
/* 803919FC 0038E95C 48 00 01 BC */ b lbl_80391BB8
lbl_80391A00:
/* 80391A00 0038E960 C8 22 D0 C0 */ lfd f1, lbl_805AEDE0@sda21(r2)
/* 80391A04 0038E964 48 00 01 B4 */ b lbl_80391BB8
lbl_80391A08:
/* 80391A08 0038E968 C8 22 D0 C8 */ lfd f1, lbl_805AEDE8@sda21(r2)
/* 80391A0C 0038E96C 48 00 01 AC */ b lbl_80391BB8
lbl_80391A10:
/* 80391A10 0038E970 7C C0 43 79 */ or. r0, r6, r8
/* 80391A14 0038E974 40 82 00 1C */ bne lbl_80391A30
/* 80391A18 0038E978 2C 05 00 00 */ cmpwi r5, 0
/* 80391A1C 0038E97C 40 80 00 0C */ bge lbl_80391A28
/* 80391A20 0038E980 C8 22 D0 D0 */ lfd f1, lbl_805AEDF0@sda21(r2)
/* 80391A24 0038E984 48 00 01 94 */ b lbl_80391BB8
lbl_80391A28:
/* 80391A28 0038E988 C8 22 D0 D8 */ lfd f1, lbl_805AEDF8@sda21(r2)
/* 80391A2C 0038E98C 48 00 01 8C */ b lbl_80391BB8
lbl_80391A30:
/* 80391A30 0038E990 3C 06 80 10 */ addis r0, r6, 0x8010
/* 80391A34 0038E994 28 00 00 00 */ cmplwi r0, 0
/* 80391A38 0038E998 40 82 00 A0 */ bne lbl_80391AD8
/* 80391A3C 0038E99C 3C 07 80 10 */ addis r0, r7, 0x8010
/* 80391A40 0038E9A0 28 00 00 00 */ cmplwi r0, 0
/* 80391A44 0038E9A4 40 82 00 4C */ bne lbl_80391A90
/* 80391A48 0038E9A8 2C 1F 00 02 */ cmpwi r31, 2
/* 80391A4C 0038E9AC 41 82 00 34 */ beq lbl_80391A80
/* 80391A50 0038E9B0 40 80 00 14 */ bge lbl_80391A64
/* 80391A54 0038E9B4 2C 1F 00 00 */ cmpwi r31, 0
/* 80391A58 0038E9B8 41 82 00 18 */ beq lbl_80391A70
/* 80391A5C 0038E9BC 40 80 00 1C */ bge lbl_80391A78
/* 80391A60 0038E9C0 48 00 00 78 */ b lbl_80391AD8
lbl_80391A64:
/* 80391A64 0038E9C4 2C 1F 00 04 */ cmpwi r31, 4
/* 80391A68 0038E9C8 40 80 00 70 */ bge lbl_80391AD8
/* 80391A6C 0038E9CC 48 00 00 1C */ b lbl_80391A88
lbl_80391A70:
/* 80391A70 0038E9D0 C8 22 D0 E0 */ lfd f1, lbl_805AEE00@sda21(r2)
/* 80391A74 0038E9D4 48 00 01 44 */ b lbl_80391BB8
lbl_80391A78:
/* 80391A78 0038E9D8 C8 22 D0 E8 */ lfd f1, lbl_805AEE08@sda21(r2)
/* 80391A7C 0038E9DC 48 00 01 3C */ b lbl_80391BB8
lbl_80391A80:
/* 80391A80 0038E9E0 C8 22 D0 F0 */ lfd f1, lbl_805AEE10@sda21(r2)
/* 80391A84 0038E9E4 48 00 01 34 */ b lbl_80391BB8
lbl_80391A88:
/* 80391A88 0038E9E8 C8 22 D0 F8 */ lfd f1, lbl_805AEE18@sda21(r2)
/* 80391A8C 0038E9EC 48 00 01 2C */ b lbl_80391BB8
lbl_80391A90:
/* 80391A90 0038E9F0 2C 1F 00 02 */ cmpwi r31, 2
/* 80391A94 0038E9F4 41 82 00 34 */ beq lbl_80391AC8
/* 80391A98 0038E9F8 40 80 00 14 */ bge lbl_80391AAC
/* 80391A9C 0038E9FC 2C 1F 00 00 */ cmpwi r31, 0
/* 80391AA0 0038EA00 41 82 00 18 */ beq lbl_80391AB8
/* 80391AA4 0038EA04 40 80 00 1C */ bge lbl_80391AC0
/* 80391AA8 0038EA08 48 00 00 30 */ b lbl_80391AD8
lbl_80391AAC:
/* 80391AAC 0038EA0C 2C 1F 00 04 */ cmpwi r31, 4
/* 80391AB0 0038EA10 40 80 00 28 */ bge lbl_80391AD8
/* 80391AB4 0038EA14 48 00 00 1C */ b lbl_80391AD0
lbl_80391AB8:
/* 80391AB8 0038EA18 C8 22 D1 00 */ lfd f1, lbl_805AEE20@sda21(r2)
/* 80391ABC 0038EA1C 48 00 00 FC */ b lbl_80391BB8
lbl_80391AC0:
/* 80391AC0 0038EA20 C8 22 D1 08 */ lfd f1, lbl_805AEE28@sda21(r2)
/* 80391AC4 0038EA24 48 00 00 F4 */ b lbl_80391BB8
lbl_80391AC8:
/* 80391AC8 0038EA28 C8 22 D0 C0 */ lfd f1, lbl_805AEDE0@sda21(r2)
/* 80391ACC 0038EA2C 48 00 00 EC */ b lbl_80391BB8
lbl_80391AD0:
/* 80391AD0 0038EA30 C8 22 D0 C8 */ lfd f1, lbl_805AEDE8@sda21(r2)
/* 80391AD4 0038EA34 48 00 00 E4 */ b lbl_80391BB8
lbl_80391AD8:
/* 80391AD8 0038EA38 3C 07 80 10 */ addis r0, r7, 0x8010
/* 80391ADC 0038EA3C 28 00 00 00 */ cmplwi r0, 0
/* 80391AE0 0038EA40 40 82 00 1C */ bne lbl_80391AFC
/* 80391AE4 0038EA44 2C 05 00 00 */ cmpwi r5, 0
/* 80391AE8 0038EA48 40 80 00 0C */ bge lbl_80391AF4
/* 80391AEC 0038EA4C C8 22 D0 D0 */ lfd f1, lbl_805AEDF0@sda21(r2)
/* 80391AF0 0038EA50 48 00 00 C8 */ b lbl_80391BB8
lbl_80391AF4:
/* 80391AF4 0038EA54 C8 22 D0 D8 */ lfd f1, lbl_805AEDF8@sda21(r2)
/* 80391AF8 0038EA58 48 00 00 C0 */ b lbl_80391BB8
lbl_80391AFC:
/* 80391AFC 0038EA5C 7C 06 38 50 */ subf r0, r6, r7
/* 80391B00 0038EA60 7C 00 A6 70 */ srawi r0, r0, 0x14
/* 80391B04 0038EA64 2C 00 00 3C */ cmpwi r0, 0x3c
/* 80391B08 0038EA68 40 81 00 10 */ ble lbl_80391B18
/* 80391B0C 0038EA6C C8 02 D0 D8 */ lfd f0, lbl_805AEDF8@sda21(r2)
/* 80391B10 0038EA70 D8 01 00 18 */ stfd f0, 0x18(r1)
/* 80391B14 0038EA74 48 00 00 38 */ b lbl_80391B4C
lbl_80391B18:
/* 80391B18 0038EA78 2C 04 00 00 */ cmpwi r4, 0
/* 80391B1C 0038EA7C 40 80 00 18 */ bge lbl_80391B34
/* 80391B20 0038EA80 2C 00 FF C4 */ cmpwi r0, -60
/* 80391B24 0038EA84 40 80 00 10 */ bge lbl_80391B34
/* 80391B28 0038EA88 C8 02 D1 00 */ lfd f0, lbl_805AEE20@sda21(r2)
/* 80391B2C 0038EA8C D8 01 00 18 */ stfd f0, 0x18(r1)
/* 80391B30 0038EA90 48 00 00 1C */ b lbl_80391B4C
lbl_80391B34:
/* 80391B34 0038EA94 C8 21 00 08 */ lfd f1, 8(r1)
/* 80391B38 0038EA98 C8 01 00 10 */ lfd f0, 0x10(r1)
/* 80391B3C 0038EA9C FC 01 00 24 */ fdiv f0, f1, f0
/* 80391B40 0038EAA0 FC 20 02 10 */ fabs f1, f0
/* 80391B44 0038EAA4 48 00 26 85 */ bl atan
/* 80391B48 0038EAA8 D8 21 00 18 */ stfd f1, 0x18(r1)
lbl_80391B4C:
/* 80391B4C 0038EAAC 2C 1F 00 01 */ cmpwi r31, 1
/* 80391B50 0038EAB0 41 82 00 28 */ beq lbl_80391B78
/* 80391B54 0038EAB4 40 80 00 10 */ bge lbl_80391B64
/* 80391B58 0038EAB8 2C 1F 00 00 */ cmpwi r31, 0
/* 80391B5C 0038EABC 40 80 00 14 */ bge lbl_80391B70
/* 80391B60 0038EAC0 48 00 00 44 */ b lbl_80391BA4
lbl_80391B64:
/* 80391B64 0038EAC4 2C 1F 00 03 */ cmpwi r31, 3
/* 80391B68 0038EAC8 40 80 00 3C */ bge lbl_80391BA4
/* 80391B6C 0038EACC 48 00 00 20 */ b lbl_80391B8C
lbl_80391B70:
/* 80391B70 0038EAD0 C8 21 00 18 */ lfd f1, 0x18(r1)
/* 80391B74 0038EAD4 48 00 00 44 */ b lbl_80391BB8
lbl_80391B78:
/* 80391B78 0038EAD8 80 01 00 18 */ lwz r0, 0x18(r1)
/* 80391B7C 0038EADC 6C 00 80 00 */ xoris r0, r0, 0x8000
/* 80391B80 0038EAE0 90 01 00 18 */ stw r0, 0x18(r1)
/* 80391B84 0038EAE4 C8 21 00 18 */ lfd f1, 0x18(r1)
/* 80391B88 0038EAE8 48 00 00 30 */ b lbl_80391BB8
lbl_80391B8C:
/* 80391B8C 0038EAEC C8 21 00 18 */ lfd f1, 0x18(r1)
/* 80391B90 0038EAF0 C8 02 D1 10 */ lfd f0, lbl_805AEE30@sda21(r2)
/* 80391B94 0038EAF4 C8 42 D0 C0 */ lfd f2, lbl_805AEDE0@sda21(r2)
/* 80391B98 0038EAF8 FC 01 00 28 */ fsub f0, f1, f0
/* 80391B9C 0038EAFC FC 22 00 28 */ fsub f1, f2, f0
/* 80391BA0 0038EB00 48 00 00 18 */ b lbl_80391BB8
lbl_80391BA4:
/* 80391BA4 0038EB04 C8 41 00 18 */ lfd f2, 0x18(r1)
/* 80391BA8 0038EB08 C8 22 D1 10 */ lfd f1, lbl_805AEE30@sda21(r2)
/* 80391BAC 0038EB0C C8 02 D0 C0 */ lfd f0, lbl_805AEDE0@sda21(r2)
/* 80391BB0 0038EB10 FC 22 08 28 */ fsub f1, f2, f1
/* 80391BB4 0038EB14 FC 21 00 28 */ fsub f1, f1, f0
lbl_80391BB8:
/* 80391BB8 0038EB18 80 01 00 34 */ lwz r0, 0x34(r1)
/* 80391BBC 0038EB1C 83 E1 00 2C */ lwz r31, 0x2c(r1)
/* 80391BC0 0038EB20 7C 08 03 A6 */ mtlr r0
/* 80391BC4 0038EB24 38 21 00 30 */ addi r1, r1, 0x30
/* 80391BC8 0038EB28 4E 80 00 20 */ blr
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.section .sdata2, "a"
.global lbl_805AEDE0
lbl_805AEDE0:
# ROM: 0x3FB680
.4byte 0x400921FB
.4byte 0x54442D18
.global lbl_805AEDE8
lbl_805AEDE8:
# ROM: 0x3FB688
.4byte 0xC00921FB
.4byte 0x54442D18
.global lbl_805AEDF0
lbl_805AEDF0:
# ROM: 0x3FB690
.4byte 0xBFF921FB
.4byte 0x54442D18
.global lbl_805AEDF8
lbl_805AEDF8:
# ROM: 0x3FB698
.4byte 0x3FF921FB
.4byte 0x54442D18
.global lbl_805AEE00
lbl_805AEE00:
# ROM: 0x3FB6A0
.4byte 0x3FE921FB
.4byte 0x54442D18
.global lbl_805AEE08
lbl_805AEE08:
# ROM: 0x3FB6A8
.4byte 0xBFE921FB
.4byte 0x54442D18
.global lbl_805AEE10
lbl_805AEE10:
# ROM: 0x3FB6B0
.4byte 0x4002D97C
.4byte 0x7F3321D2
.global lbl_805AEE18
lbl_805AEE18:
# ROM: 0x3FB6B8
.4byte 0xC002D97C
.4byte 0x7F3321D2
.global lbl_805AEE20
lbl_805AEE20:
# ROM: 0x3FB6C0
.4byte 0
.4byte 0
.global lbl_805AEE28
lbl_805AEE28:
# ROM: 0x3FB6C8
.4byte 0x80000000
.4byte 0
.global lbl_805AEE30
lbl_805AEE30:
# ROM: 0x3FB6D0
.4byte 0x3CA1A626
.4byte 0x33145C07