summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorLennart Poettering <lennart@poettering.net>2009-09-17 01:32:03 +0200
committerLennart Poettering <lennart@poettering.net>2009-09-17 01:32:03 +0200
commit4e6dce593f555eda262568c5218ed3a3b6e315c4 (patch)
tree099cd023ae6c1f01e16d57bdd2122f793c9070ba
parente63c867f8714a790e157c5e6f834b421cc82ae33 (diff)
parent3d5a572694388008fd4cf522699fc6c431f97325 (diff)
Merge remote branch 'wtay/optimize'
-rw-r--r--src/pulsecore/svolume_mmx.c20
-rw-r--r--src/pulsecore/svolume_sse.c2
2 files changed, 8 insertions, 14 deletions
diff --git a/src/pulsecore/svolume_mmx.c b/src/pulsecore/svolume_mmx.c
index 74918e78..170f01d4 100644
--- a/src/pulsecore/svolume_mmx.c
+++ b/src/pulsecore/svolume_mmx.c
@@ -57,14 +57,12 @@
" punpcklwd %%mm4, "#s" \n\t" /* .. | 0 | p0 | */ \
" pcmpgtw "#v", %%mm4 \n\t" /* .. | 0 | s(vl) | */ \
" pand "#s", %%mm4 \n\t" /* .. | 0 | (p0) | (vl >> 15) & p */ \
- " movq %%mm6, %%mm5 \n\t" /* .. | ffff | 0 | */ \
- " pand "#v", %%mm5 \n\t" /* .. | vh | 0 | */ \
- " por %%mm5, %%mm4 \n\t" /* .. | vh | (p0) | */ \
- " pmulhw "#s", "#v" \n\t" /* .. | 0 | vl*p0 | */ \
- " paddw %%mm4, "#v" \n\t" /* .. | vh | vl*p0 | vh + sign correct */ \
- " pslld $16, "#s" \n\t" /* .. | p0 | 0 | */ \
- " por %%mm7, "#s" \n\t" /* .. | p0 | 1 | */ \
- " pmaddwd "#s", "#v" \n\t" /* .. | p0 * v0 | */ \
+ " movq "#s", %%mm5 \n\t" \
+ " pmulhw "#v", "#s" \n\t" /* .. | 0 | vl*p0 | */ \
+ " paddw %%mm4, "#s" \n\t" /* .. | 0 | vl*p0 | + sign correct */ \
+ " psrld $16, "#v" \n\t" /* .. | 0 | vh | */ \
+ " pmaddwd %%mm5, "#v" \n\t" /* .. | p0 * vh | */ \
+ " paddd "#s", "#v" \n\t" /* .. | p0 * v0 | */ \
" packssdw "#v", "#v" \n\t" /* .. | p1*v1 | p0*v0 | */
/* approximately advances %3 = (%3 + a) % b. This function requires that
@@ -105,10 +103,6 @@ pa_volume_s16ne_mmx (int16_t *samples, int32_t *volumes, unsigned channels, unsi
__asm__ __volatile__ (
" xor %3, %3 \n\t"
" sar $1, %2 \n\t" /* length /= sizeof (int16_t) */
- " pcmpeqw %%mm6, %%mm6 \n\t" /* .. | ffff | ffff | */
- " pcmpeqw %%mm7, %%mm7 \n\t" /* .. | ffff | ffff | */
- " pslld $16, %%mm6 \n\t" /* .. | ffff | 0 | */
- " psrld $31, %%mm7 \n\t" /* .. | 0 | 1 | */
" test $1, %2 \n\t" /* check for odd samples */
" je 2f \n\t"
@@ -239,7 +233,7 @@ pa_volume_s16re_mmx (int16_t *samples, int32_t *volumes, unsigned channels, unsi
);
}
-#undef RUN_TEST
+#define RUN_TEST
#ifdef RUN_TEST
#define CHANNELS 2
diff --git a/src/pulsecore/svolume_sse.c b/src/pulsecore/svolume_sse.c
index bbd73a9b..5276bda4 100644
--- a/src/pulsecore/svolume_sse.c
+++ b/src/pulsecore/svolume_sse.c
@@ -45,7 +45,7 @@
" movdqa "#s", %%xmm5 \n\t" \
" pmulhuw "#v", "#s" \n\t" /* .. | 0 | vl*p0 | */ \
" psubd %%xmm4, "#s" \n\t" /* .. | 0 | vl*p0 | + sign correct */ \
- " psrld $16, "#v" \n\t" /* .. | p0 | 0 | */ \
+ " psrld $16, "#v" \n\t" /* .. | 0 | vh | */ \
" pmaddwd %%xmm5, "#v" \n\t" /* .. | p0 * vh | */ \
" paddd "#s", "#v" \n\t" /* .. | p0 * v0 | */ \
" packssdw "#v", "#v" \n\t" /* .. | p1*v1 | p0*v0 | */