[x265] [PATCH] blockcopy_sp_48x64, optimized asm code
praveen at multicorewareinc.com
praveen at multicorewareinc.com
Fri Nov 8 16:47:22 CET 2013
# HG changeset patch
# User Praveen Tiwari
# Date 1383925633 -19800
# Node ID fae2b7777b9ee77cc8ad1b1e118b679964b567b9
# Parent 241c644e7b5dcd87e6a17d8e8a71aa771c99fb4a
blockcopy_sp_48x64, optimized asm code
diff -r 241c644e7b5d -r fae2b7777b9e source/common/x86/blockcopy8.asm
--- a/source/common/x86/blockcopy8.asm Fri Nov 08 20:58:14 2013 +0530
+++ b/source/common/x86/blockcopy8.asm Fri Nov 08 21:17:13 2013 +0530
@@ -1470,61 +1470,32 @@
;-----------------------------------------------------------------------------
%macro BLOCKCOPY_SP_W48_H2 2
INIT_XMM sse2
-cglobal blockcopy_sp_%1x%2, 4, 5, 7, dest, destStride, src, srcStride
+cglobal blockcopy_sp_%1x%2, 4, 5, 6, dest, destStride, src, srcStride
-mov r4d, %2
+mov r4d, %2
-add r3, r3
-
-mova m0, [tab_Vm]
+add r3, r3
.loop
- movu m1, [r2]
- movu m2, [r2 + 16]
- movu m3, [r2 + 32]
- movu m4, [r2 + 48]
- movu m5, [r2 + 64]
- movu m6, [r2 + 80]
+ movu m0, [r2]
+ movu m1, [r2 + 16]
+ movu m2, [r2 + 32]
+ movu m3, [r2 + 48]
+ movu m4, [r2 + 64]
+ movu m5, [r2 + 80]
- pshufb m1, m0
- pshufb m2, m0
- pshufb m3, m0
- pshufb m4, m0
- pshufb m5, m0
- pshufb m6, m0
+ packuswb m0, m1
+ packuswb m2, m3
+ packuswb m4, m5
- movh [r0], m1
- movh [r0 + 8], m2
- movh [r0 + 16], m3
- movh [r0 + 24], m4
- movh [r0 + 32], m5
- movh [r0 + 40], m6
+ movu [r0], m0
+ movu [r0 + 16], m2
+ movu [r0 + 32], m4
- movu m1, [r2 + r3]
- movu m2, [r2 + r3 + 16]
- movu m3, [r2 + r3 + 32]
- movu m4, [r2 + r3 + 48]
- movu m5, [r2 + r3 + 64]
- movu m6, [r2 + r3 + 80]
+ lea r0, [r0 + r1]
+ lea r2, [r2 + r3]
- pshufb m1, m0
- pshufb m2, m0
- pshufb m3, m0
- pshufb m4, m0
- pshufb m5, m0
- pshufb m6, m0
-
- movh [r0 + r1], m1
- movh [r0 + r1 + 8], m2
- movh [r0 + r1 + 16], m3
- movh [r0 + r1 + 24], m4
- movh [r0 + r1 + 32], m5
- movh [r0 + r1 + 40], m6
-
- lea r0, [r0 + 2 * r1]
- lea r2, [r2 + 2 * r3]
-
- sub r4d, 2
+ dec r4d
jnz .loop
RET
@@ -1541,7 +1512,7 @@
mov r4d, %2
-add r3, r3
+add r3, r3
.loop
movu m0, [r2]
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