mirror of
https://github.com/pret/pokeemerald-jp.git
synced 2026-09-28 21:51:03 -04:00
Ariel Antonitis
95 lines
1.5 KiB
ArmAsm
95 lines
1.5 KiB
ArmAsm
.include "asm/macros.inc"
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.include "constants/constants.inc"
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.text
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.syntax unified
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thumb_func_start Sin
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Sin: @ 0x0806EFB8
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lsls r1, r1, #0x10
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asrs r1, r1, #0x10
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ldr r2, _0806EFD0
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lsls r0, r0, #0x10
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asrs r0, r0, #0xf
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adds r0, r0, r2
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movs r2, #0
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ldrsh r0, [r0, r2]
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muls r0, r1, r0
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lsls r0, r0, #8
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asrs r0, r0, #0x10
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bx lr
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.align 2, 0
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_0806EFD0: .4byte 0x082FA8CC
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thumb_func_end Sin
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thumb_func_start Cos
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Cos: @ 0x0806EFD4
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lsls r1, r1, #0x10
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asrs r1, r1, #0x10
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ldr r2, _0806EFF0
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lsls r0, r0, #0x10
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asrs r0, r0, #0xf
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adds r0, #0x80
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adds r0, r0, r2
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movs r2, #0
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ldrsh r0, [r0, r2]
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muls r0, r1, r0
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lsls r0, r0, #8
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asrs r0, r0, #0x10
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bx lr
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.align 2, 0
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_0806EFF0: .4byte 0x082FA8CC
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thumb_func_end Cos
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thumb_func_start Sin2
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Sin2: @ 0x0806EFF4
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push {r4, r5, lr}
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adds r5, r0, #0
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lsls r5, r5, #0x10
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lsrs r5, r5, #0x10
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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, r4, #0x10
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lsrs r4, r4, #0x10
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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, #1
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ands r0, r1
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ldr r1, _0806F028
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lsls r4, r4, #1
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adds r4, r4, r1
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ldrh r1, [r4]
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cmp r0, #0
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bne _0806F02C
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lsls r0, r1, #0x10
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b _0806F030
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.align 2, 0
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_0806F028: .4byte 0x082FAB4C
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_0806F02C:
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lsls r0, r1, #0x10
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rsbs r0, r0, #0
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_0806F030:
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asrs r0, r0, #0x10
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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: @ 0x0806F038
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push {lr}
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lsls r0, r0, #0x10
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movs r1, #0xb4
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lsls r1, r1, #0xf
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adds r0, r0, r1
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lsrs r0, r0, #0x10
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bl Sin2
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lsls r0, r0, #0x10
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asrs r0, r0, #0x10
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pop {r1}
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bx r1
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thumb_func_end Cos2
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