[Bug target/53291] Code generated for xtest is wrong

[ubizjak at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53291

--- Comment #5 from Uros Bizjak <ubizjak at gmail dot com> 2012-05-10 20:00:45 UTC ---
Try this patch:

Index: config/i386/i386.md
===================================================================
--- config/i386/i386.md (revision 187372)
+++ config/i386/i386.md (working copy)
@@ -18422,7 +18422,7 @@
 {
   emit_insn (gen_xtest_1 ());

-  ix86_expand_setcc (operands[0], EQ,
+  ix86_expand_setcc (operands[0], NE,
                     gen_rtx_REG (CCZmode, FLAGS_REG), const0_rtx);
   DONE;
 })