From 3eb0b33991c4754ed1d31b5812bdbf8f72d827b1 Mon Sep 17 00:00:00 2001 From: Martin Vignali Date: Sat, 25 Nov 2017 21:42:52 +0100 Subject: [PATCH 4/4] avcodec/x86/bswapdsp : convert pb_bswap32 to ymm constant in order to simplify code speed seems to be similar --- libavcodec/x86/bswapdsp.asm | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/libavcodec/x86/bswapdsp.asm b/libavcodec/x86/bswapdsp.asm index 213ffbde07..7914c18f47 100644 --- a/libavcodec/x86/bswapdsp.asm +++ b/libavcodec/x86/bswapdsp.asm @@ -23,8 +23,8 @@ %include "libavutil/x86/x86util.asm" -SECTION_RODATA -pb_bswap32: db 3, 2, 1, 0, 7, 6, 5, 4, 11, 10, 9, 8, 15, 14, 13, 12 +SECTION_RODATA 32 +pb_bswap32: times 2 db 3, 2, 1, 0, 7, 6, 5, 4, 11, 10, 9, 8, 15, 14, 13, 12 cextern pb_80 @@ -104,11 +104,7 @@ SECTION .text %if cpuflag(ssse3)||cpuflag(avx2) cglobal bswap32_buf, 3,4,3 mov r3, r1 -%if cpuflag(avx2) - vbroadcasti128 m2, [pb_bswap32] -%else mova m2, [pb_bswap32] -%endif %else cglobal bswap32_buf, 3,4,5 mov r3, r1 -- 2.11.0 (Apple Git-81)