avutil/x86util : add macro for loading a 128 bits constants in an xmm or in each part of an ymm in order to simplify avx2 asm func

2017-12-02 18:22:14 +01:00 · 2017-12-02 18:22:14 +01:00 · b37196adff
parent bbfcb1b7c8
commit b37196adff
1 changed files with 8 additions and 0 deletions
--- a/libavutil/x86/x86util.asm
+++ b/libavutil/x86/x86util.asm
@ -890,6 +890,14 @@
 %endif
 %endmacro

+%macro VBROADCASTI128 2 ; dst xmm/ymm, src : 128bits val
+%if mmsize > 16
+    vbroadcasti128 %1, %2
+%else
+    mova           %1, %2
+%endif
+%endmacro
+
 %macro SHUFFLE_MASK_W 8
    %rep 8
        %if %1>=0x80