diff options
| author | Richard Biener <rguenther@suse.de> | 2016-06-14 07:26:52 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2016-06-14 07:26:52 +0000 |
| commit | 585334d41d1a255f612d6470ba9b7bd383cdd5e4 (patch) | |
| tree | e7a306bcc65b98f0ce32db3ed56a02f801a9cc08 /gcc/expr.c | |
| parent | 90b72e84c427d4e735ae98dc06fe84fc1ec8139b (diff) | |
| download | gcc-585334d41d1a255f612d6470ba9b7bd383cdd5e4.zip gcc-585334d41d1a255f612d6470ba9b7bd383cdd5e4.tar.gz gcc-585334d41d1a255f612d6470ba9b7bd383cdd5e4.tar.bz2 | |
re PR middle-end/71310 (Bitfields cause load hit store with smaller store and larger load)
2016-06-14 Richard Biener <rguenther@suse.de>
PR middle-end/71310
PR bootstrap/71510
* expr.h (get_bit_range): Declare.
* expr.c (get_bit_range): Export.
* fold-const.c (optimize_bit_field_compare): Use get_bit_range and
word_mode again to constrain the bitfield access.
From-SVN: r237426
Diffstat (limited to 'gcc/expr.c')
| -rw-r--r-- | gcc/expr.c | 2 |
1 files changed, 1 insertions, 1 deletions
@@ -4795,7 +4795,7 @@ optimize_bitfield_assignment_op (unsigned HOST_WIDE_INT bitsize, If the access does not need to be restricted, 0 is returned in both *BITSTART and *BITEND. */ -static void +void get_bit_range (unsigned HOST_WIDE_INT *bitstart, unsigned HOST_WIDE_INT *bitend, tree exp, |