[x265] [PATCH 16 of 16] asm: improve sao stats compute by SIMD
chen
chenm003 at 163.com
Wed Oct 7 16:15:10 CEST 2015
in IACA report, just ~3 cycles
At 2015-10-07 16:49:24,"Pradeep Ramachandran" <pradeep at multicorewareinc.com> wrote:
Min,
Do you see a performance improvement through this sequence of patches?
Pradeep Ramachandran, PhD
Solution Architect,
pradeeprama.info/
www.multicorewareinc.com/
Ph: +91 99627 82018
On Wed, Oct 7, 2015 at 4:25 AM, Min Chen <chenm003 at 163.com> wrote:
# HG changeset patch
# User Min Chen <chenm003 at 163.com>
# Date 1444170873 18000
# Node ID f2158e8c15efde0991cb06033399e9256f54ad7e
# Parent 36a54b2cf7c4c96067bafb67077651d30d83e8e9
asm: improve sao stats compute by SIMD
---
source/common/x86/loopfilter.asm | 124 +++++++++++++++-----------------------
1 files changed, 49 insertions(+), 75 deletions(-)
diff -r 36a54b2cf7c4 -r f2158e8c15ef source/common/x86/loopfilter.asm
--- a/source/common/x86/loopfilter.asm Tue Oct 06 16:42:06 2015 -0500
+++ b/source/common/x86/loopfilter.asm Tue Oct 06 17:34:33 2015 -0500
@@ -2112,25 +2112,19 @@
mov r0, r6mp
; s_eoTable = {1, 2, 0, 3, 4}
- movzx r5d, word [rsp + 0 * 2]
- add [r0 + 1 * 4], r5d
- movzx r6d, word [rsp + 1 * 2]
- add [r0 + 2 * 4], r6d
- movzx r5d, word [rsp + 2 * 2]
- add [r0 + 0 * 4], r5d
- movzx r6d, word [rsp + 3 * 2]
- add [r0 + 3 * 4], r6d
+ pmovzxwd m0, [rsp + 0 * 2]
+ pshufd m0, m0, q3102
+ movu m1, [r0]
+ paddd m0, m1
+ movu [r0], m0
movzx r5d, word [rsp + 4 * 2]
add [r0 + 4 * 4], r5d
- mov r6d, [rsp + 5 * 2 + 0 * 4]
- add [r9 + 1 * 4], r6d
- mov r5d, [rsp + 5 * 2 + 1 * 4]
- add [r9 + 2 * 4], r5d
- mov r6d, [rsp + 5 * 2 + 2 * 4]
- add [r9 + 0 * 4], r6d
- mov r5d, [rsp + 5 * 2 + 3 * 4]
- add [r9 + 3 * 4], r5d
+ movu m0, [rsp + 5 * 2 + 0 * 4]
+ pshufd m0, m0, q3102
+ movu m1, [r9]
+ paddd m0, m1
+ movu [r9], m0
mov r6d, [rsp + 5 * 2 + 4 * 4]
add [r9 + 4 * 4], r6d
RET
@@ -2219,25 +2213,19 @@
mov r0, r7m
; s_eoTable = {1,2,0,3,4}
- movzx r6d, word [rsp + 0 * 2]
- add [r0 + 1 * 4], r6d
- movzx r6d, word [rsp + 1 * 2]
- add [r0 + 2 * 4], r6d
- movzx r6d, word [rsp + 2 * 2]
- add [r0 + 0 * 4], r6d
- movzx r6d, word [rsp + 3 * 2]
- add [r0 + 3 * 4], r6d
- movzx r6d, word [rsp + 4 * 2]
- add [r0 + 4 * 4], r6d
-
- mov r6d, [rsp + 5 * 2 + 0 * 4]
- add [r1 + 1 * 4], r6d
- mov r6d, [rsp + 5 * 2 + 1 * 4]
- add [r1 + 2 * 4], r6d
- mov r6d, [rsp + 5 * 2 + 2 * 4]
- add [r1 + 0 * 4], r6d
- mov r6d, [rsp + 5 * 2 + 3 * 4]
- add [r1 + 3 * 4], r6d
+ pmovzxwd m0, [rsp + 0 * 2]
+ pshufd m0, m0, q3102
+ movu m1, [r0]
+ paddd m0, m1
+ movu [r0], m0
+ movzx r5d, word [rsp + 4 * 2]
+ add [r0 + 4 * 4], r5d
+
+ movu m0, [rsp + 5 * 2 + 0 * 4]
+ pshufd m0, m0, q3102
+ movu m1, [r1]
+ paddd m0, m1
+ movu [r1], m0
mov r6d, [rsp + 5 * 2 + 4 * 4]
add [r1 + 4 * 4], r6d
RET
@@ -2379,33 +2367,25 @@
mov r0, r8m
; s_eoTable = {1,2,0,3,4}
- movzx r6d, word [rsp + 0 * 2]
- add [r0 + 1 * 4], r6d
- movzx r6d, word [rsp + 1 * 2]
- add [r0 + 2 * 4], r6d
- movzx r6d, word [rsp + 2 * 2]
- add [r0 + 0 * 4], r6d
- movzx r6d, word [rsp + 3 * 2]
- add [r0 + 3 * 4], r6d
- movzx r6d, word [rsp + 4 * 2]
- add [r0 + 4 * 4], r6d
-
- mov r6d, [rsp + 5 * 2 + 0 * 4]
- add [r1 + 1 * 4], r6d
- mov r6d, [rsp + 5 * 2 + 1 * 4]
- add [r1 + 2 * 4], r6d
- mov r6d, [rsp + 5 * 2 + 2 * 4]
- add [r1 + 0 * 4], r6d
- mov r6d, [rsp + 5 * 2 + 3 * 4]
- add [r1 + 3 * 4], r6d
+ pmovzxwd m0, [rsp + 0 * 2]
+ pshufd m0, m0, q3102
+ movu m1, [r0]
+ paddd m0, m1
+ movu [r0], m0
+ movzx r5d, word [rsp + 4 * 2]
+ add [r0 + 4 * 4], r5d
+
+ movu m0, [rsp + 5 * 2 + 0 * 4]
+ pshufd m0, m0, q3102
+ movu m1, [r1]
+ paddd m0, m1
+ movu [r1], m0
mov r6d, [rsp + 5 * 2 + 4 * 4]
add [r1 + 4 * 4], r6d
RET
%endif ; ARCH_X86_64
-
-
;void saoStatE3(const int16_t *diff, const pixel *rec, intptr_t stride, int8_t *upBuff1, int endX, int endY, int32_t *stats, int32_t *count);
;{
; memset(tmp_stats, 0, sizeof(tmp_stats));
@@ -2520,25 +2500,19 @@
mov r0, r7m
; s_eoTable = {1,2,0,3,4}
- movzx r6d, word [rsp + 0 * 2]
- add [r0 + 1 * 4], r6d
- movzx r6d, word [rsp + 1 * 2]
- add [r0 + 2 * 4], r6d
- movzx r6d, word [rsp + 2 * 2]
- add [r0 + 0 * 4], r6d
- movzx r6d, word [rsp + 3 * 2]
- add [r0 + 3 * 4], r6d
- movzx r6d, word [rsp + 4 * 2]
- add [r0 + 4 * 4], r6d
-
- mov r6d, [rsp + 5 * 2 + 0 * 4]
- add [r1 + 1 * 4], r6d
- mov r6d, [rsp + 5 * 2 + 1 * 4]
- add [r1 + 2 * 4], r6d
- mov r6d, [rsp + 5 * 2 + 2 * 4]
- add [r1 + 0 * 4], r6d
- mov r6d, [rsp + 5 * 2 + 3 * 4]
- add [r1 + 3 * 4], r6d
+ pmovzxwd m0, [rsp + 0 * 2]
+ pshufd m0, m0, q3102
+ movu m1, [r0]
+ paddd m0, m1
+ movu [r0], m0
+ movzx r5d, word [rsp + 4 * 2]
+ add [r0 + 4 * 4], r5d
+
+ movu m0, [rsp + 5 * 2 + 0 * 4]
+ pshufd m0, m0, q3102
+ movu m1, [r1]
+ paddd m0, m1
+ movu [r1], m0
mov r6d, [rsp + 5 * 2 + 4 * 4]
add [r1 + 4 * 4], r6d
RET
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