x86inc: warn if XOP integer FMA instruction emulation is impossible

Signed-off-by: Henrik Gramner <henrik@gramner.com>
2014-02-14 13:53:58 +02:00 · 2014-02-14 13:53:58 +02:00 · 8db0f71b49
commit 8db0f71b49
parent e740659a5d
1 changed files with 3 additions and 1 deletions
--- a/libavutil/x86/x86inc.asm
+++ b/libavutil/x86/x86inc.asm
@ -1437,9 +1437,11 @@ AVX_INSTR pfmul, 3dnow, 1, 0, 1
    %macro %1 4-7 %1, %2, %3
        %if cpuflag(xop)
            v%5 %1, %2, %3, %4
-        %else
+        %elifnidn %1, %4
            %6 %1, %2, %3
            %7 %1, %4
+        %else
+            %error non-xop emulation of ``%5 %1, %2, %3, %4'' is not supported
        %endif
    %endmacro
 %endmacro