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Unroll the loop a bit

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This commit is contained in:
Gwilym Kuiper 2022-06-11 16:10:58 +01:00
parent 5f7a1007a2
commit 879a4f5270
1 changed files with 3 additions and 1 deletions
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4
agb/src/sound/mixer/mixer.s
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@ -192,6 +192,7 @@ SWAP_SIGN .req r11
.endm
1:
.rept 4
load_sample r3, r12
load_sample r5, r6
@ -211,8 +212,9 @@ SWAP_SIGN .req r11
str r3, [r0, r4] @ *(r0 + (r4 = SOUND_BUFFER_SIZE)) = r3
str r12, [r0], #4 @ *r0 = r12; r0 += 4
.endr
subs r2, r2, #4 @ r2 -= 4
subs r2, r2, #16 @ r2 -= 16
bne 1b @ loop if not 0
pop {r4-r11}