[Bug target/46685] [4.6 Regression] New stack alignment failures with -fpic

[ebotcazou at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46685

--- Comment #12 from Eric Botcazou <ebotcazou at gcc dot gnu.org> 2010-12-02 
22:33:24 UTC ---
Author: ebotcazou
Date: Thu Dec  2 22:33:16 2010
New Revision: 167395

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=167395
Log:
    PR target/46685
    * config/sparc/sparc.c (can_use_mov_pic_label_ref): New predicate.
    (sparc_expand_move): Call it to decide whether to emit the special
    mov{si,di}_pic_label_ref patterns.
    (sparc_legitimize_pic_address): Call it to decide whether to emit
    the regular PIC sequence for labels.  Fix long line.
    (sparc_file_end): Set is_thunk for the PIC helper.

Added:
    trunk/gcc/testsuite/gcc.dg/pr46685.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/sparc/sparc.c
    trunk/gcc/testsuite/ChangeLog