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volume: improved comments

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This commit is contained in:
Wim Taymans 2009-08-14 15:41:32 +02:00
parent a1235446a7
commit f24c24c14b
2 changed files with 30 additions and 27 deletions
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12
src/pulsecore/svolume_mmx.c
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@ -196,7 +196,7 @@ pa_volume_s16ne_mmx (int16_t *samples, int32_t *volumes, unsigned channels, unsi
" movq (%1, %3, 4), %%mm0 \n\t" /* | v1h | v1l | v0h | v0l | */
" movd (%0), %%mm1 \n\t" /* .. | p1 | p0 | */
VOLUME_32x16 (%%mm1, %%mm0)
" movd %%mm0, (%0) \n\t" /* | p1*v1 | p0*v0 | */
" movd %%mm0, (%0) \n\t" /* .. | p1*v1 | p0*v0 | */
" add $4, %0 \n\t"
MOD_ADD ($2, %5)
@ -212,8 +212,8 @@ pa_volume_s16ne_mmx (int16_t *samples, int32_t *volumes, unsigned channels, unsi
" movd 4(%0), %%mm3 \n\t" /* .. | p3 | p2 | */
VOLUME_32x16 (%%mm1, %%mm0)
VOLUME_32x16 (%%mm3, %%mm2)
" movd %%mm0, (%0) \n\t" /* | p1*v1 | p0*v0 | */
" movd %%mm2, 4(%0) \n\t" /* | p3*v3 | p2*v2 | */
" movd %%mm0, (%0) \n\t" /* .. | p1*v1 | p0*v0 | */
" movd %%mm2, 4(%0) \n\t" /* .. | p3*v3 | p2*v2 | */
" add $8, %0 \n\t"
MOD_ADD ($4, %5)
" dec %2 \n\t"
@ -270,7 +270,7 @@ pa_volume_s16re_mmx (int16_t *samples, int32_t *volumes, unsigned channels, unsi
SWAP_16 (%%mm1)
VOLUME_32x16 (%%mm1, %%mm0)
SWAP_16 (%%mm0)
" movd %%mm0, (%0) \n\t" /* | p1*v1 | p0*v0 | */
" movd %%mm0, (%0) \n\t" /* .. | p1*v1 | p0*v0 | */
" add $4, %0 \n\t"
MOD_ADD ($2, %5)
@ -288,8 +288,8 @@ pa_volume_s16re_mmx (int16_t *samples, int32_t *volumes, unsigned channels, unsi
VOLUME_32x16 (%%mm1, %%mm0)
VOLUME_32x16 (%%mm3, %%mm2)
SWAP_16_2 (%%mm0, %%mm2)
" movd %%mm0, (%0) \n\t" /* | p1*v1 | p0*v0 | */
" movd %%mm2, 4(%0) \n\t" /* | p3*v3 | p2*v2 | */
" movd %%mm0, (%0) \n\t" /* .. | p1*v1 | p0*v0 | */
" movd %%mm2, 4(%0) \n\t" /* .. | p3*v3 | p2*v2 | */
" add $8, %0 \n\t"
MOD_ADD ($4, %5)
" dec %2 \n\t"