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authorMichael Sevakis <jethead71@rockbox.org>2007-03-26 15:20:44 +0000
committerMichael Sevakis <jethead71@rockbox.org>2007-03-26 15:20:44 +0000
commit32f418fb1c814fa0361c95f9a82c1ceacb96479f (patch)
tree1a928b8fbb130aad047170912f8be78c60eedd6d
parent226cb7b0b82fe3d3736b8206d8a94c67c359ab64 (diff)
downloadrockbox-32f418fb1c814fa0361c95f9a82c1ceacb96479f.tar.gz
rockbox-32f418fb1c814fa0361c95f9a82c1ceacb96479f.zip
Argh. Get the tabs out the asm again.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@12923 a1c6a512-1295-4272-9138-f99709370657
-rw-r--r--apps/dsp_cf.S31
1 files changed, 15 insertions, 16 deletions
diff --git a/apps/dsp_cf.S b/apps/dsp_cf.S
index e5d3ee8c55..e4869b7c9a 100644
--- a/apps/dsp_cf.S
+++ b/apps/dsp_cf.S
@@ -22,17 +22,17 @@
22 * void dsp_apply_gain(int count, struct dsp_data *data, int32_t *buf[]) 22 * void dsp_apply_gain(int count, struct dsp_data *data, int32_t *buf[])
23 */ 23 */
24 .section .text 24 .section .text
25 .align 2 25 .align 2
26 .global dsp_apply_gain 26 .global dsp_apply_gain
27dsp_apply_gain: 27dsp_apply_gain:
28 lea.l -20(%sp), %sp | save registers 28 lea.l -20(%sp), %sp | save registers
29 movem.l %d2-%d4/%a2-%a3, (%sp) | 29 movem.l %d2-%d4/%a2-%a3, (%sp) |
30 movem.l 28(%sp), %a0-%a1 | %a0 = data, 30 movem.l 28(%sp), %a0-%a1 | %a0 = data,
31 | %a1 = buf 31 | %a1 = buf
32 move.l 4(%a0), %d1 | %d1 = data->num_channels 32 move.l 4(%a0), %d1 | %d1 = data->num_channels
33 move.l 32(%a0), %a0 | %a0 = data->gain (in s8.23) 33 move.l 32(%a0), %a0 | %a0 = data->gain (in s8.23)
3410: | channel loop | 3410: | channel loop |
35 move.l 24(%sp), %d0 | %d0 = count 35 move.l 24(%sp), %d0 | %d0 = count
36 move.l -4(%a1, %d1.l*4), %a2 | %a2 = s = buf[ch-1] 36 move.l -4(%a1, %d1.l*4), %a2 | %a2 = s = buf[ch-1]
37 move.l %a2, %a3 | %a3 = d = s 37 move.l %a2, %a3 | %a3 = d = s
38 move.l (%a2)+, %d2 | %d2 = *s++, 38 move.l (%a2)+, %d2 | %d2 = *s++,
@@ -54,8 +54,8 @@ dsp_apply_gain:
54 asl.l #8, %d3 | *s = (S(n-1)[40:8] << 8) | S(n-1)[7:0] 54 asl.l #8, %d3 | *s = (S(n-1)[40:8] << 8) | S(n-1)[7:0]
55 move.b %d4, %d3 | 55 move.b %d4, %d3 |
56 move.l %d3, (%a3) | 56 move.l %d3, (%a3) |
57 subq.l #1, %d1 | next channel 57 subq.l #1, %d1 | next channel
58 bgt.b 10b | channel loop | 58 bgt.b 10b | channel loop |
59 movem.l (%sp), %d2-%d4/%a2-%a3 | restore registers 59 movem.l (%sp), %d2-%d4/%a2-%a3 | restore registers
60 lea.l 20(%sp), %sp | cleanup stack 60 lea.l 20(%sp), %sp | cleanup stack
61 rts | 61 rts |
@@ -65,7 +65,7 @@ dsp_apply_gain:
65 * void apply_crossfeed(int count, int32_t *buf[]) 65 * void apply_crossfeed(int count, int32_t *buf[])
66 */ 66 */
67 .section .text 67 .section .text
68 .align 2 68 .align 2
69 .global apply_crossfeed 69 .global apply_crossfeed
70apply_crossfeed: 70apply_crossfeed:
71 lea.l -44(%sp), %sp | 71 lea.l -44(%sp), %sp |
@@ -129,7 +129,7 @@ apply_crossfeed:
129 * in32_t *src[], int32_t *dst[]) 129 * in32_t *src[], int32_t *dst[])
130 */ 130 */
131 .section .text 131 .section .text
132 .align 2 132 .align 2
133 .global dsp_downsample 133 .global dsp_downsample
134dsp_downsample: 134dsp_downsample:
135 lea.l -40(%sp), %sp | save non-clobberables 135 lea.l -40(%sp), %sp | save non-clobberables
@@ -192,7 +192,7 @@ dsp_downsample:
192 * int32_t *src[], int32_t *dst[]) 192 * int32_t *src[], int32_t *dst[])
193 */ 193 */
194 .section .text 194 .section .text
195 .align 2 195 .align 2
196 .global dsp_upsample 196 .global dsp_upsample
197dsp_upsample: 197dsp_upsample:
198 lea.l -40(%sp), %sp | save non-clobberables 198 lea.l -40(%sp), %sp | save non-clobberables
@@ -226,10 +226,10 @@ dsp_upsample:
226 cmp.l %d2, %d7 | past end of samples? 226 cmp.l %d2, %d7 | past end of samples?
227 bge.b 50f | skip resample loop| yes? go to next channel and collect info 227 bge.b 50f | skip resample loop| yes? go to next channel and collect info
228 lea.l (%a3, %d7.l*4), %a3 | %a3 = s = &s[pos+1] 228 lea.l (%a3, %d7.l*4), %a3 | %a3 = s = &s[pos+1]
229 movem.l -8(%a3), %d0-%d1 | %d0 = s[pos-1], %d1 = s[pos] 229 movem.l -8(%a3), %d0-%d1 | %d0 = s[pos-1], %d1 = s[pos]
230 move.l %d1, %d6 | save sample value 230 move.l %d1, %d6 | save sample value
231 sub.l %d0, %d1 | %d1 = diff = s[pos] - s[pos-1] 231 sub.l %d0, %d1 | %d1 = diff = s[pos] - s[pos-1]
232 bra.b 40f | loop start | 232 bra.b 40f | loop start |
23320: | next sample loop | 23320: | next sample loop |
234 move.l %d6, %d0 | move previous sample to %d0 234 move.l %d6, %d0 | move previous sample to %d0
235 move.l (%a3)+, %d1 | fetch next sample 235 move.l (%a3)+, %d1 | fetch next sample
@@ -268,7 +268,7 @@ dsp_upsample:
268 * Mix left and right channels 50/50 into a center channel. 268 * Mix left and right channels 50/50 into a center channel.
269 */ 269 */
270 .section .text 270 .section .text
271 .align 2 271 .align 2
272 .global channels_process_sound_chan_mono 272 .global channels_process_sound_chan_mono
273channels_process_sound_chan_mono: 273channels_process_sound_chan_mono:
274 movem.l 4(%sp), %d0/%a0 | %d0 = count, %a0 = buf 274 movem.l 4(%sp), %d0/%a0 | %d0 = count, %a0 = buf
@@ -308,7 +308,7 @@ channels_process_sound_chan_mono:
308 * Apply stereo width (narrowing/expanding) effect. 308 * Apply stereo width (narrowing/expanding) effect.
309 */ 309 */
310 .section .text 310 .section .text
311 .align 2 311 .align 2
312 .global channels_process_sound_chan_custom 312 .global channels_process_sound_chan_custom
313channels_process_sound_chan_custom: 313channels_process_sound_chan_custom:
314 movem.l 4(%sp), %d0/%a0 | %d0 = count, %a0 = buf 314 movem.l 4(%sp), %d0/%a0 | %d0 = count, %a0 = buf
@@ -330,7 +330,6 @@ channels_process_sound_chan_custom:
33010: | loop | 33010: | loop |
331 movclr.l %acc0, %d5 | 331 movclr.l %acc0, %d5 |
332 movclr.l %acc1, %d6 | 332 movclr.l %acc1, %d6 |
33315: | loop start |
334 mac.l %d1, %d3 , %acc0 | L = l*gain + r*cross 333 mac.l %d1, %d3 , %acc0 | L = l*gain + r*cross
335 mac.l %d1, %d4, (%a0)+, %d1, %acc1 | R = r*gain + l*cross 334 mac.l %d1, %d4, (%a0)+, %d1, %acc1 | R = r*gain + l*cross
336 mac.l %d2, %d4 , %acc0 | 335 mac.l %d2, %d4 , %acc0 |
@@ -356,7 +355,7 @@ channels_process_sound_chan_custom:
356 * Separate channels into side channels. 355 * Separate channels into side channels.
357 */ 356 */
358 .section .text 357 .section .text
359 .align 2 358 .align 2
360 .global channels_process_sound_chan_karaoke 359 .global channels_process_sound_chan_karaoke
361channels_process_sound_chan_karaoke: 360channels_process_sound_chan_karaoke:
362 movem.l 4(%sp), %d0/%a0 | %d0 = count, %a0 = buf 361 movem.l 4(%sp), %d0/%a0 | %d0 = count, %a0 = buf
@@ -413,7 +412,7 @@ channels_process_sound_chan_karaoke:
413 * 412 *
414 */ 413 */
415 .section .text 414 .section .text
416 .align 2 415 .align 2
417 .global sample_output_stereo 416 .global sample_output_stereo
418sample_output_stereo: 417sample_output_stereo:
419 lea.l -44(%sp), %sp | save registers 418 lea.l -44(%sp), %sp | save registers
@@ -508,7 +507,7 @@ sample_output_stereo:
508 * Same treatment as sample_output_stereo but for one channel. 507 * Same treatment as sample_output_stereo but for one channel.
509 */ 508 */
510 .section .text 509 .section .text
511 .align 2 510 .align 2
512 .global sample_output_mono 511 .global sample_output_mono
513sample_output_mono: 512sample_output_mono:
514 lea.l -28(%sp), %sp | save registers 513 lea.l -28(%sp), %sp | save registers