fast dma

[picodrive.git] / Pico / sound / mix.s

diff --git a/Pico/sound/mix.s b/Pico/sound/mix.s
index d34a273..bc35027 100644 (file)
--- a/Pico/sound/mix.s
+++ b/Pico/sound/mix.s
@@ -1,63 +1,5 @@
 @ vim:filetype=armasm
 
-.global memcpy32 @ int *dest, int *src, int count
-
-memcpy32:
-    stmfd   sp!, {r4,lr}
-
-    subs    r2, r2, #4
-    bmi     mcp32_fin
-
-mcp32_loop:
-    ldmia   r1!, {r3,r4,r12,lr}
-    subs    r2, r2, #4
-    stmia   r0!, {r3,r4,r12,lr}
-    bpl     mcp32_loop
-
-mcp32_fin:
-    tst     r2, #3
-    ldmeqfd sp!, {r4,pc}
-    tst     r2, #1
-    ldrne   r3, [r1], #4
-    strne   r3, [r0], #4
-
-mcp32_no_unal1:
-    tst     r2, #2
-    ldmneia r1!, {r3,r12}
-    ldmfd   sp!, {r4,lr}
-    stmneia r0!, {r3,r12}
-    bx      lr
-
-
-
-.global memset32 @ int *dest, int c, int count
-
-memset32:
-    stmfd   sp!, {lr}
-
-    mov     r3, r1
-    subs    r2, r2, #4
-    bmi     mst32_fin
-
-    mov     r12,r1
-    mov     lr, r1
-
-mst32_loop:
-    subs    r2, r2, #4
-    stmia   r0!, {r1,r3,r12,lr}
-    bpl     mst32_loop
-
-mst32_fin:
-    tst     r2, #1
-    strne   r1, [r0], #4
-
-    tst     r2, #2
-    stmneia r0!, {r1,r3}
-
-    ldmfd   sp!, {lr}
-    bx      lr
-
-
 
 @ this assumes src is word aligned
 .global mix_16h_to_32 @ int *dest, short *src, int count