[Bug target/52883] ICE in simplify_const_unary_operation, at simplify-rtx.c:1464

[uros at gcc dot gnu.org]

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