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Argh. Get the tabs out the asm again.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@12923 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Michael Sevakis 2007-03-26 15:20:44 +00:00
parent 226cb7b0b8
commit 32f418fb1c
1 changed files with 15 additions and 16 deletions
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31
apps/dsp_cf.S
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@ -22,17 +22,17 @@
* void dsp_apply_gain(int count, struct dsp_data *data, int32_t *buf[]) * void dsp_apply_gain(int count, struct dsp_data *data, int32_t *buf[])
*/ */
.section .text .section .text
.align 2 .align 2
.global dsp_apply_gain .global dsp_apply_gain
dsp_apply_gain: dsp_apply_gain:
lea.l -20(%sp), %sp | save registers lea.l -20(%sp), %sp | save registers
movem.l %d2-%d4/%a2-%a3, (%sp) | movem.l %d2-%d4/%a2-%a3, (%sp) |
movem.l 28(%sp), %a0-%a1 | %a0 = data, movem.l 28(%sp), %a0-%a1 | %a0 = data,
| %a1 = buf | %a1 = buf
move.l 4(%a0), %d1 | %d1 = data->num_channels move.l 4(%a0), %d1 | %d1 = data->num_channels
move.l 32(%a0), %a0 | %a0 = data->gain (in s8.23) move.l 32(%a0), %a0 | %a0 = data->gain (in s8.23)
10: | channel loop | 10: | channel loop |
move.l 24(%sp), %d0 | %d0 = count move.l 24(%sp), %d0 | %d0 = count
move.l -4(%a1, %d1.l*4), %a2 | %a2 = s = buf[ch-1] move.l -4(%a1, %d1.l*4), %a2 | %a2 = s = buf[ch-1]
move.l %a2, %a3 | %a3 = d = s move.l %a2, %a3 | %a3 = d = s
move.l (%a2)+, %d2 | %d2 = *s++, move.l (%a2)+, %d2 | %d2 = *s++,
@ -54,8 +54,8 @@ dsp_apply_gain:
asl.l #8, %d3 | *s = (S(n-1)[40:8] << 8) | S(n-1)[7:0] asl.l #8, %d3 | *s = (S(n-1)[40:8] << 8) | S(n-1)[7:0]
move.b %d4, %d3 | move.b %d4, %d3 |
move.l %d3, (%a3) | move.l %d3, (%a3) |
subq.l #1, %d1 | next channel subq.l #1, %d1 | next channel
bgt.b 10b | channel loop | bgt.b 10b | channel loop |
movem.l (%sp), %d2-%d4/%a2-%a3 | restore registers movem.l (%sp), %d2-%d4/%a2-%a3 | restore registers
lea.l 20(%sp), %sp | cleanup stack lea.l 20(%sp), %sp | cleanup stack
rts | rts |
@ -65,7 +65,7 @@ dsp_apply_gain:
* void apply_crossfeed(int count, int32_t *buf[]) * void apply_crossfeed(int count, int32_t *buf[])
*/ */
.section .text .section .text
.align 2 .align 2
.global apply_crossfeed .global apply_crossfeed
apply_crossfeed: apply_crossfeed:
lea.l -44(%sp), %sp | lea.l -44(%sp), %sp |
@ -129,7 +129,7 @@ apply_crossfeed:
* in32_t *src[], int32_t *dst[]) * in32_t *src[], int32_t *dst[])
*/ */
.section .text .section .text
.align 2 .align 2
.global dsp_downsample .global dsp_downsample
dsp_downsample: dsp_downsample:
lea.l -40(%sp), %sp | save non-clobberables lea.l -40(%sp), %sp | save non-clobberables
@ -192,7 +192,7 @@ dsp_downsample:
* int32_t *src[], int32_t *dst[]) * int32_t *src[], int32_t *dst[])
*/ */
.section .text .section .text
.align 2 .align 2
.global dsp_upsample .global dsp_upsample
dsp_upsample: dsp_upsample:
lea.l -40(%sp), %sp | save non-clobberables lea.l -40(%sp), %sp | save non-clobberables
@ -226,10 +226,10 @@ dsp_upsample:
cmp.l %d2, %d7 | past end of samples? cmp.l %d2, %d7 | past end of samples?
bge.b 50f | skip resample loop| yes? go to next channel and collect info bge.b 50f | skip resample loop| yes? go to next channel and collect info
lea.l (%a3, %d7.l*4), %a3 | %a3 = s = &s[pos+1] lea.l (%a3, %d7.l*4), %a3 | %a3 = s = &s[pos+1]
movem.l -8(%a3), %d0-%d1 | %d0 = s[pos-1], %d1 = s[pos] movem.l -8(%a3), %d0-%d1 | %d0 = s[pos-1], %d1 = s[pos]
move.l %d1, %d6 | save sample value move.l %d1, %d6 | save sample value
sub.l %d0, %d1 | %d1 = diff = s[pos] - s[pos-1] sub.l %d0, %d1 | %d1 = diff = s[pos] - s[pos-1]
bra.b 40f | loop start | bra.b 40f | loop start |
20: | next sample loop | 20: | next sample loop |
move.l %d6, %d0 | move previous sample to %d0 move.l %d6, %d0 | move previous sample to %d0
move.l (%a3)+, %d1 | fetch next sample move.l (%a3)+, %d1 | fetch next sample
@ -268,7 +268,7 @@ dsp_upsample:
* Mix left and right channels 50/50 into a center channel. * Mix left and right channels 50/50 into a center channel.
*/ */
.section .text .section .text
.align 2 .align 2
.global channels_process_sound_chan_mono .global channels_process_sound_chan_mono
channels_process_sound_chan_mono: channels_process_sound_chan_mono:
movem.l 4(%sp), %d0/%a0 | %d0 = count, %a0 = buf movem.l 4(%sp), %d0/%a0 | %d0 = count, %a0 = buf
@ -308,7 +308,7 @@ channels_process_sound_chan_mono:
* Apply stereo width (narrowing/expanding) effect. * Apply stereo width (narrowing/expanding) effect.
*/ */
.section .text .section .text
.align 2 .align 2
.global channels_process_sound_chan_custom .global channels_process_sound_chan_custom
channels_process_sound_chan_custom: channels_process_sound_chan_custom:
movem.l 4(%sp), %d0/%a0 | %d0 = count, %a0 = buf movem.l 4(%sp), %d0/%a0 | %d0 = count, %a0 = buf
@ -330,7 +330,6 @@ channels_process_sound_chan_custom:
10: | loop | 10: | loop |
movclr.l %acc0, %d5 | movclr.l %acc0, %d5 |
movclr.l %acc1, %d6 | movclr.l %acc1, %d6 |
15: | loop start |
mac.l %d1, %d3 , %acc0 | L = l*gain + r*cross mac.l %d1, %d3 , %acc0 | L = l*gain + r*cross
mac.l %d1, %d4, (%a0)+, %d1, %acc1 | R = r*gain + l*cross mac.l %d1, %d4, (%a0)+, %d1, %acc1 | R = r*gain + l*cross
mac.l %d2, %d4 , %acc0 | mac.l %d2, %d4 , %acc0 |
@ -356,7 +355,7 @@ channels_process_sound_chan_custom:
* Separate channels into side channels. * Separate channels into side channels.
*/ */
.section .text .section .text
.align 2 .align 2
.global channels_process_sound_chan_karaoke .global channels_process_sound_chan_karaoke
channels_process_sound_chan_karaoke: channels_process_sound_chan_karaoke:
movem.l 4(%sp), %d0/%a0 | %d0 = count, %a0 = buf movem.l 4(%sp), %d0/%a0 | %d0 = count, %a0 = buf
@ -413,7 +412,7 @@ channels_process_sound_chan_karaoke:
* *
*/ */
.section .text .section .text
.align 2 .align 2
.global sample_output_stereo .global sample_output_stereo
sample_output_stereo: sample_output_stereo:
lea.l -44(%sp), %sp | save registers lea.l -44(%sp), %sp | save registers
@ -508,7 +507,7 @@ sample_output_stereo:
* Same treatment as sample_output_stereo but for one channel. * Same treatment as sample_output_stereo but for one channel.
*/ */
.section .text .section .text
.align 2 .align 2
.global sample_output_mono .global sample_output_mono
sample_output_mono: sample_output_mono:
lea.l -28(%sp), %sp | save registers lea.l -28(%sp), %sp | save registers