use MOVDDUP for double-2 broadcast to eliminate a %copy

2009-09-28 12:00:03 -05:00 · 2009-09-28 12:00:03 -05:00 · 7520da41cc
parent 2e8bb98781
commit 7520da41cc
1 changed files with 1 additions and 2 deletions
--- a/basis/cpu/x86/x86.factor
+++ b/basis/cpu/x86/x86.factor
@ -593,8 +593,7 @@ M:: x86 %broadcast-vector ( dst src rep -- )
            dst dst { 0 0 0 0 } SHUFPS
        ] }
        { double-2-rep   [
-            dst src double-2-rep %copy
-            dst dst UNPCKLPD
+            dst src MOVDDUP
        ] }
        { longlong-2-rep [
            dst src longlong-2-rep %copy