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[Bug target/34673] ICE in extract_insn, at recog.c:1990
- From: "rguenth at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 4 Jan 2008 14:08:23 -0000
- Subject: [Bug target/34673] ICE in extract_insn, at recog.c:1990
- References: <bug-34673-12313@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #4 from rguenth at gcc dot gnu dot org 2008-01-04 14:08 -------
But forcing a to a reg before fixes this. Uros?
Index: i386.c
===================================================================
--- i386.c (revision 131319)
+++ i386.c (working copy)
@@ -24238,6 +24238,7 @@ void ix86_emit_swsqrtsf (rtx res, rtx a,
1.0 / sqrt(a) = 0.5 * rsqrtss(a) * (3.0 - a * rsqrtss(a) * rsqrtss(a)) */
/* Compare a to zero. */
+ a = force_reg (mode, a);
emit_insn (gen_rtx_SET (VOIDmode, mask,
gen_rtx_NE (mode, a, zero)));
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34673