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https://github.com/pret/pokefirered.git
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98 lines
1.4 KiB
ArmAsm
98 lines
1.4 KiB
ArmAsm
.include "asm/macros.inc"
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.include "constants/constants.inc"
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.syntax unified
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.text
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thumb_func_start Sin
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Sin: @ 8044E30
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lsls r1, 16
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asrs r1, 16
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ldr r2, _08044E48 @ =gUnknown_825E074
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lsls r0, 16
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asrs r0, 15
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adds r0, r2
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movs r2, 0
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ldrsh r0, [r0, r2]
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muls r0, r1
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lsls r0, 8
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asrs r0, 16
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bx lr
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.align 2, 0
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_08044E48: .4byte gUnknown_825E074
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thumb_func_end Sin
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thumb_func_start Cos
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Cos: @ 8044E4C
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lsls r1, 16
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asrs r1, 16
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ldr r2, _08044E68 @ =gUnknown_825E074
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lsls r0, 16
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asrs r0, 15
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adds r0, 0x80
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adds r0, r2
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movs r2, 0
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ldrsh r0, [r0, r2]
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muls r0, r1
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lsls r0, 8
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asrs r0, 16
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bx lr
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.align 2, 0
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_08044E68: .4byte gUnknown_825E074
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thumb_func_end Cos
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thumb_func_start Sin2
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Sin2: @ 8044E6C
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push {r4,r5,lr}
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adds r5, r0, 0
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lsls r5, 16
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lsrs r5, 16
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adds r0, r5, 0
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movs r1, 0xB4
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bl __umodsi3
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adds r4, r0, 0
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lsls r4, 16
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lsrs r4, 16
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adds r0, r5, 0
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movs r1, 0xB4
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bl __udivsi3
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movs r1, 0x1
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ands r0, r1
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ldr r1, _08044EA0 @ =gUnknown_825E2F4
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lsls r4, 1
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adds r4, r1
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ldrh r1, [r4]
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cmp r0, 0
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bne _08044EA4
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lsls r0, r1, 16
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b _08044EA8
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.align 2, 0
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_08044EA0: .4byte gUnknown_825E2F4
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_08044EA4:
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lsls r0, r1, 16
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negs r0, r0
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_08044EA8:
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asrs r0, 16
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pop {r4,r5}
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pop {r1}
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bx r1
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thumb_func_end Sin2
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thumb_func_start Cos2
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Cos2: @ 8044EB0
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push {lr}
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lsls r0, 16
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movs r1, 0xB4
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lsls r1, 15
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adds r0, r1
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lsrs r0, 16
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bl Sin2
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lsls r0, 16
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asrs r0, 16
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pop {r1}
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bx r1
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thumb_func_end Cos2
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.align 2, 0 @ Don't pad with nop.
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