[FFmpeg-devel] [PATCH 2/2] Fix msa can't be disabled when '--cpu=loongson3a' assigned.

Shiyou Yin yinshiyou-hf at loongson.cn
Thu Sep 3 09:29:52 EEST 2020


There are compiler and runtime check for MSA and MMI.
Remove the redundant setting of MSA and MMI for cores specified by "--cpu".

Signed-off-by: Shiyou Yin <yinshiyou-hf at loongson.cn>
---
 configure | 9 ---------
 1 file changed, 9 deletions(-)

diff --git a/configure b/configure
index 5640720..7f103fa 100755
--- a/configure
+++ b/configure
@@ -5025,8 +5025,6 @@ elif enabled mips; then
         disable loongson3
         disable mipsdsp
         disable mipsdspr2
-        disable msa
-        disable mmi
 
         cpuflags="-march=$cpu"
 
@@ -5035,17 +5033,13 @@ elif enabled mips; then
             mips1|mips3)
             ;;
             mips32r2)
-                enable msa
                 enable mips32r2
             ;;
             mips32r5)
-                enable msa
                 enable mips32r2
                 enable mips32r5
             ;;
             mips64r2|mips64r5)
-                enable msa
-                enable mmi
                 enable mips64r2
                 enable loongson3
             ;;
@@ -5062,7 +5056,6 @@ elif enabled mips; then
                 enable mips32r2
             ;;
             p5600)
-                enable msa
                 enable mips32r2
                 enable mips32r5
                 check_cflags "-mtune=p5600" && check_cflags "-msched-weight -mload-store-pairs -funroll-loops"
@@ -5077,7 +5070,6 @@ elif enabled mips; then
             ;;
             # Cores from Loongson
             loongson2e|loongson2f|loongson3*)
-                enable mmi
                 enable local_aligned
                 enable simd_align_16
                 enable fast_64bit
@@ -5100,7 +5092,6 @@ elif enabled mips; then
                 case $cpu in
                     loongson3*)
                         enable loongson3
-                        enable msa
                         cpuflags="-march=loongson3a -mhard-float $expensive_optimization_flag"
                     ;;
                     loongson2e)
-- 
2.1.0



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