diff options
| author | Paul Brook <paul@codesourcery.com> | 2006-03-29 15:21:13 +0000 |
|---|---|---|
| committer | Paul Brook <pbrook@gcc.gnu.org> | 2006-03-29 15:21:13 +0000 |
| commit | c2a644391b7e8d4603d95e97daabd1b368052421 (patch) | |
| tree | 13c3108b931a9f5530ee972b04fc4361a6cff803 /gcc/targhooks.h | |
| parent | 4dc19cc052742f88e118458c6036468d0a9bf7a6 (diff) | |
| download | gcc-c2a644391b7e8d4603d95e97daabd1b368052421.zip gcc-c2a644391b7e8d4603d95e97daabd1b368052421.tar.gz gcc-c2a644391b7e8d4603d95e97daabd1b368052421.tar.bz2 | |
re PR middle-end/23623 (volatile keyword changes bitfield access size from 32bit to 8bit)
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.
From-SVN: r112493
Diffstat (limited to 'gcc/targhooks.h')
| -rw-r--r-- | gcc/targhooks.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/gcc/targhooks.h b/gcc/targhooks.h index 05d1add..7c99b08 100644 --- a/gcc/targhooks.h +++ b/gcc/targhooks.h @@ -54,6 +54,8 @@ extern bool default_decimal_float_supported_p (void); extern const char * default_invalid_within_doloop (rtx); +extern bool default_narrow_bitfield (void); + /* These are here, and not in hooks.[ch], because not all users of hooks.h include tm.h, and thus we don't have CUMULATIVE_ARGS. */ |