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| author | Tom Tromey <tromey@redhat.com> | 2007-01-10 19:28:39 +0000 |
|---|---|---|
| committer | Tom Tromey <tromey@gcc.gnu.org> | 2007-01-10 19:28:39 +0000 |
| commit | 08f0e79ed931917b74221563e09d85e4804c4293 (patch) | |
| tree | 722fcda144ee1c967294ec48adf52843af50195d /gcc/fold-const.c | |
| parent | e0ae13896e72fdc6d0cf2a93452ecbb8a7993860 (diff) | |
| download | gcc-08f0e79ed931917b74221563e09d85e4804c4293.zip gcc-08f0e79ed931917b74221563e09d85e4804c4293.tar.gz gcc-08f0e79ed931917b74221563e09d85e4804c4293.tar.bz2 | |
fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
gcc
* fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
(fold_binary): Likewise.
* langhooks.c (lhd_can_use_bit_fields_p): Removed.
* langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
(LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
(LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
* langhooks.h (struct lang_hooks): Removed field
'can_use_bit_fields_p'.
gcc/java
* lang.c (java_can_use_bit_fields_p): Removed.
(LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
From-SVN: r120647
Diffstat (limited to 'gcc/fold-const.c')
| -rw-r--r-- | gcc/fold-const.c | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/gcc/fold-const.c b/gcc/fold-const.c index 9e1eae3..3a3c1f9 100644 --- a/gcc/fold-const.c +++ b/gcc/fold-const.c @@ -1,6 +1,6 @@ /* Fold a constant sub-tree into a single node for C-compiler Copyright (C) 1987, 1988, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, - 2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. + 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc. This file is part of GCC. @@ -5117,11 +5117,6 @@ fold_truthop (enum tree_code code, tree truth_type, tree lhs, tree rhs) return 0; } - /* After this point all optimizations will generate bit-field - references, which we might not want. */ - if (! lang_hooks.can_use_bit_fields_p ()) - return 0; - /* See if we can find a mode that contains both fields being compared on the left. If we can't, fail. Otherwise, update all constants and masks to be relative to a field of that size. */ @@ -10947,8 +10942,7 @@ fold_binary (enum tree_code code, tree type, tree op0, tree op1) } /* If this is a comparison of a field, we may be able to simplify it. */ - if (((TREE_CODE (arg0) == COMPONENT_REF - && lang_hooks.can_use_bit_fields_p ()) + if ((TREE_CODE (arg0) == COMPONENT_REF || TREE_CODE (arg0) == BIT_FIELD_REF) /* Handle the constant case even without -O to make sure the warnings are given. */ |