avcodec/x86/fmtconvert: Add emms to int32_to_float_fmul_array8_sse()

this should fix checkasm on x86_64-archlinux-gcc-valgrind Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
9 years ago · da6f34516b
parent 48f5244df7
commit da6f34516b
1 changed files with 8 additions and 1 deletions
--- a/libavcodec/x86/fmtconvert.asm
+++ b/libavcodec/x86/fmtconvert.asm
@ -107,7 +107,14 @@ cglobal int32_to_float_fmul_array8, 5, 5, 5, c, dst, src, mul, len
    add     mulq, 4
    add     lenq, 32
    jl .loop
-    REP_RET
+%if notcpuflag(sse2)
+    ;; cvtpi2ps switches to MMX even if the source is a memory location
+    ;; possible an error in documentation since every tested CPU disagrees with
+    ;; that. Use emms anyway since the vast majority of machines will use the
+    ;; SSE2 variant
+    emms
+%endif
+    RET
 %endmacro

 INIT_XMM sse