mirror of
https://github.com/pret/pmd-red.git
synced 2026-03-22 01:54:50 -05:00
264 lines
4.1 KiB
ArmAsm
264 lines
4.1 KiB
ArmAsm
.include "constants/gba_constants.inc"
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.include "asm/macros.inc"
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.syntax unified
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.text
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thumb_func_start InitBGPaletteBuffer
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InitBGPaletteBuffer:
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push {lr}
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movs r2, 0
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ldr r1, _0800465C
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movs r0, 0x80
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lsls r0, 2
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_0800463E:
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strh r2, [r1]
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adds r1, 0x2
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subs r0, 0x1
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cmp r0, 0
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bne _0800463E
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ldr r1, _08004660
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movs r2, 0x1
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adds r0, r1, 0
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adds r0, 0x1F
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_08004650:
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strb r2, [r0]
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subs r0, 0x1
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cmp r0, r1
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bge _08004650
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pop {r0}
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bx r0
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.align 2, 0
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_0800465C: .4byte gUnknown_20251F0
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_08004660: .4byte gUnknown_20251D0
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thumb_func_end InitBGPaletteBuffer
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thumb_func_start SetBGPaletteBufferColorRGB
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SetBGPaletteBufferColorRGB:
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push {r4-r7,lr}
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adds r4, r0, 0
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adds r5, r1, 0
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cmp r2, 0
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bge _08004670
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movs r2, 0
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_08004670:
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cmp r2, 0x1F
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ble _08004676
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movs r2, 0x1F
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_08004676:
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ldr r1, _080046CC
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adds r0, r4, 0
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cmp r4, 0
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bge _08004680
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adds r0, 0xF
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_08004680:
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asrs r0, 4
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adds r0, r1
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movs r1, 0x1
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strb r1, [r0]
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cmp r3, 0
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bne _080046D4
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ldr r0, _080046D0
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lsls r1, r4, 1
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adds r6, r1, r0
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ldrb r0, [r5, 0x2]
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muls r0, r2
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cmp r0, 0
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bge _0800469C
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adds r0, 0xFF
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_0800469C:
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asrs r0, 8
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movs r3, 0x1F
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ands r0, r3
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lsls r4, r0, 10
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ldrb r0, [r5, 0x1]
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muls r0, r2
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cmp r0, 0
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bge _080046AE
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adds r0, 0xFF
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_080046AE:
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asrs r0, 8
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ands r0, r3
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lsls r1, r0, 5
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orrs r1, r4
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ldrb r0, [r5]
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muls r0, r2
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cmp r0, 0
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bge _080046C0
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adds r0, 0xFF
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_080046C0:
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asrs r0, 8
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ands r0, r3
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orrs r1, r0
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strh r1, [r6]
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b _08004722
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.align 2, 0
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_080046CC: .4byte gUnknown_20251D0
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_080046D0: .4byte gUnknown_20251F0
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_080046D4:
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ldr r1, _08004728
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lsls r0, r4, 1
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adds r7, r0, r1
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ldrb r0, [r5, 0x2]
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lsls r0, 2
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adds r0, r3
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ldrb r0, [r0, 0x2]
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muls r0, r2
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cmp r0, 0
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bge _080046EA
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adds r0, 0xFF
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_080046EA:
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asrs r0, 8
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movs r4, 0x1F
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ands r0, r4
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lsls r6, r0, 10
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ldrb r0, [r5, 0x1]
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lsls r0, 2
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adds r0, r3
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ldrb r0, [r0, 0x1]
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muls r0, r2
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cmp r0, 0
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bge _08004702
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adds r0, 0xFF
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_08004702:
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asrs r0, 8
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ands r0, r4
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lsls r1, r0, 5
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orrs r1, r6
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ldrb r0, [r5]
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lsls r0, 2
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adds r0, r3
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ldrb r0, [r0]
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muls r0, r2
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cmp r0, 0
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bge _0800471A
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adds r0, 0xFF
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_0800471A:
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asrs r0, 8
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ands r0, r4
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orrs r1, r0
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strh r1, [r7]
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_08004722:
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pop {r4-r7}
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pop {r0}
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bx r0
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.align 2, 0
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_08004728: .4byte gUnknown_20251F0
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thumb_func_end SetBGPaletteBufferColorRGB
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thumb_func_start SetBGPaletteBufferColorArray
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SetBGPaletteBufferColorArray:
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push {lr}
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adds r2, r0, 0
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adds r3, r1, 0
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ldr r1, _08004764
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cmp r2, 0
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bge _0800473A
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adds r0, 0xF
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_0800473A:
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asrs r0, 4
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adds r0, r1
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movs r1, 0x1
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strb r1, [r0]
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ldr r0, _08004768
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lsls r2, 1
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adds r2, r0
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ldrb r1, [r3, 0x2]
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lsrs r1, 3
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lsls r1, 10
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ldrb r0, [r3, 0x1]
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lsrs r0, 3
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lsls r0, 5
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orrs r1, r0
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ldrb r0, [r3]
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lsrs r0, 3
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orrs r0, r1
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strh r0, [r2]
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pop {r0}
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bx r0
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.align 2, 0
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_08004764: .4byte gUnknown_20251D0
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_08004768: .4byte gUnknown_20251F0
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thumb_func_end SetBGPaletteBufferColorArray
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thumb_func_start SetBGPaletteBufferColor
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SetBGPaletteBufferColor:
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push {lr}
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adds r2, r0, 0
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adds r3, r1, 0
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ldr r1, _08004790
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cmp r2, 0
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bge _0800477A
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adds r0, 0xF
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_0800477A:
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asrs r0, 4
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adds r0, r1
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movs r1, 0x1
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strb r1, [r0]
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ldr r1, _08004794
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lsls r0, r2, 1
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adds r0, r1
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ldrh r1, [r3]
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strh r1, [r0]
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pop {r0}
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bx r0
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.align 2, 0
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_08004790: .4byte gUnknown_20251D0
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_08004794: .4byte gUnknown_20251F0
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thumb_func_end SetBGPaletteBufferColor
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thumb_func_start nullsub_4
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nullsub_4:
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bx lr
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thumb_func_end nullsub_4
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thumb_func_start nullsub_5
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nullsub_5:
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bx lr
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thumb_func_end nullsub_5
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thumb_func_start nullsub_143
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nullsub_143:
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bx lr
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thumb_func_end nullsub_143
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thumb_func_start TransferBGPaletteBuffer
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TransferBGPaletteBuffer:
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push {r4-r6,lr}
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movs r6, 0
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movs r4, 0
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movs r5, 0xA0
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lsls r5, 19
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_080047AE:
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ldr r0, _080047DC
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adds r1, r6, r0
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ldrb r0, [r1]
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cmp r0, 0
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beq _080047CA
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movs r0, 0
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strb r0, [r1]
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lsls r1, r4, 1
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ldr r0, _080047E0
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adds r1, r0
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adds r0, r5, 0
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movs r2, 0x20
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bl CpuCopy
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_080047CA:
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adds r6, 0x1
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adds r5, 0x20
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adds r4, 0x10
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ldr r0, _080047E4
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cmp r4, r0
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ble _080047AE
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pop {r4-r6}
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pop {r0}
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bx r0
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.align 2, 0
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_080047DC: .4byte gUnknown_20251D0
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_080047E0: .4byte gUnknown_20251F0
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_080047E4: .4byte 0x000001ff
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thumb_func_end TransferBGPaletteBuffer
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.align 2, 0 @ Don't pad with nop.
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