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don't save r12

indeed..you're right, saving r12 seems to be not necessary.
i did some tests, even with gcc 5, all worked. but  i'm still only 99.9% sure .-)
dds
Frank vor 8 Jahren
Ursprung
Commit
6386b79554
1 geänderte Dateien mit 6 neuen und 6 gelöschten Zeilen
  1. +6
    -6
      memcpy_audio.S

+ 6
- 6
memcpy_audio.S Datei anzeigen

@@ -44,7 +44,7 @@
@ r1: srcL
@ r2: srcR

push {r4-r12,r14}
push {r4-r11,r14}
add r14,r0,#256 // TODO: 256 = AUDIO_BLOCK_SAMPLES*2
.align 2
.loopLR:
@@ -75,7 +75,7 @@
cmp r14, r0
bne .loopLR

pop {r4-r12,r14}
pop {r4-r11,r14}
BX lr


@@ -87,7 +87,7 @@
@ r0: dst
@ r1: srcL

push {r4-r12}
push {r4-r11}
mov r2, #0
add r12,r0,#256 // TODO: 256 = AUDIO_BLOCK_SAMPLES*2
.align 2
@@ -118,7 +118,7 @@
cmp r12, r0
bne .loopL

pop {r4-r12}
pop {r4-r11}
BX lr

/* void memcpy_tointerleaveL(short *dst, short *srcR); */
@@ -129,7 +129,7 @@
@ r0: dst
@ r1: srcR

push {r4-r12}
push {r4-r11}
mov r2, #0
add r12,r0,#256 // TODO: 256 = AUDIO_BLOCK_SAMPLES*2
.align 2
@@ -160,7 +160,7 @@
cmp r12, r0
bne .loopR

pop {r4-r12}
pop {r4-r11}
BX lr



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