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[Bug target/52883] ICE in simplify_const_unary_operation, at simplify-rtx.c:1464
- From: "uros at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 09 Apr 2012 09:57:18 +0000
- Subject: [Bug target/52883] ICE in simplify_const_unary_operation, at simplify-rtx.c:1464
- Auto-submitted: auto-generated
- References: <bug-52883-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52883
--- Comment #10 from uros at gcc dot gnu.org 2012-04-09 09:57:18 UTC ---
Author: uros
Date: Mon Apr 9 09:57:13 2012
New Revision: 186243
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=186243
Log:
PR target/52883
* config/i386/predicates.md (x86_64_zext_general_operand): Prevent
VOIDmode immediate operands.
* config/i386/constraints.md (Wz): New constraint.
* config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
testsuite/ChangeLog:
PR target/52883
* gcc.target/i386/pr52883.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.target/i386/pr52883.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/i386/constraints.md
trunk/gcc/config/i386/i386.md
trunk/gcc/config/i386/predicates.md
trunk/gcc/testsuite/ChangeLog