[Bug target/52375] [4.6/4.7 Regression] internal compiler error: in extract_insn, at recog.c:2123 at -O3 -mfpu=neon

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52375

--- Comment #11 from Jakub Jelinek <jakub at gcc dot gnu.org> 2012-02-27 
15:53:23 UTC ---
Author: jakub
Date: Mon Feb 27 15:53:15 2012
New Revision: 184603

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=184603
Log:
    PR target/52375
    * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
    s_register_operand in the test instead of REG_P.  Don't call
    gen_reg_rtx if it won't be used.

    * gcc.target/arm/pr52375.c: New test.
    * gcc.c-torture/compile/pr52375.c: New test.

Added:
    trunk/gcc/testsuite/gcc.c-torture/compile/pr52375.c
    trunk/gcc/testsuite/gcc.target/arm/pr52375.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/arm/neon.md
    trunk/gcc/testsuite/ChangeLog