diff options
Diffstat (limited to 'arm7/asm/SND_wave.s')
| -rw-r--r-- | arm7/asm/SND_wave.s | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/arm7/asm/SND_wave.s b/arm7/asm/SND_wave.s new file mode 100644 index 00000000..e18acc43 --- /dev/null +++ b/arm7/asm/SND_wave.s @@ -0,0 +1,43 @@ + .include "asm/macros.inc" + .include "global.inc" + + .text + + arm_func_start SND_InvalidateWave +SND_InvalidateWave: ; 0x037FC8DC + stmdb sp!, {r4, r5, r6, r7, r8, r9, lr} + sub sp, sp, #4 + mov r7, r0 + mov r6, r1 + mov r5, #0 + mov r9, r5 + ldr r4, _037FC960 ; =SNDi_Work + mov r8, #84 ; 0x54 +_037FC8FC: + mla r2, r5, r8, r4 + ldrb r1, [r2, #3] + mov r0, r1, lsl #31 + movs r0, r0, lsr #31 + beq _037FC944 + ldrb r0, [r2, #1] + cmp r0, #0 + bne _037FC944 + ldr r0, [r2, #68] ; 0x44 + cmp r7, r0 + bhi _037FC944 + cmp r0, r6 + bhi _037FC944 + bic r0, r1, #2 + strb r0, [r2, #3] + mov r0, r5 + mov r1, r9 + bl SND_StopChannel +_037FC944: + add r0, r5, #1 + and r5, r0, #255 ; 0xff + cmp r5, #16 + bcc _037FC8FC + add sp, sp, #4 + ldmia sp!, {r4, r5, r6, r7, r8, r9, lr} + bx lr +_037FC960: .word SNDi_Work |