[Bug middle-end/23623] volatile keyword changes bitfield access size from 32bit to 8bit

[pbrook at gcc dot gnu dot org]

------- Comment #9 from pbrook at gcc dot gnu dot org  2006-03-29 15:21 -------
Subject: Bug 23623

Author: pbrook
Date: Wed Mar 29 15:21:13 2006
New Revision: 112493

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=112493
Log:
2006-03-29  Paul Brook  <paul@codesourcery.com>

        PR middle-end/23623
        * targhooks.c (default_narrow_bitfield): New fuction.
        * targhooks.h (default_narrow_bitfield): add prototype.
        * target.h (gcc_target): Add narrow_volatile_bitfield.
        * target-def.h (TARGET_NARROW_VOLATILE_BITFIELD): Define.
        * stor-layout.c (get_best_mode): Use targetm.narrow_volatile_bitfield.
        * doc/tm.texi: Document TARGET_NARROW_VOLATILE_BITFIELDS.
        * config/arm/arm.c (TARGET_NARROW_VOLATILE_BITFIELD): Define.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/arm/arm.c
    trunk/gcc/doc/tm.texi
    trunk/gcc/stor-layout.c
    trunk/gcc/target-def.h
    trunk/gcc/target.h
    trunk/gcc/targhooks.c
    trunk/gcc/targhooks.h


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23623