diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/expr.c | 5 |
2 files changed, 10 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index f3369639fa4..04fa53e0bce 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2003-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * expr.c (expand_expr, case COMPONENT_REF): When seeing if should use + bitfield operations, use STRICT_ALIGNMENT, not SLOW_UNALIGNED_ACCESS + if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER. + 2003-07-05 Andreas Jaeger <aj@suse.de> * genattrtab.c (write_attr_get): Revert part of last patch to diff --git a/gcc/expr.c b/gcc/expr.c index 56d733f2d0f..88374f35ee3 100644 --- a/gcc/expr.c +++ b/gcc/expr.c @@ -7541,7 +7541,10 @@ expand_expr (tree exp, rtx target, enum machine_mode tmode, enum expand_modifier || (mode1 != BLKmode && (((TYPE_ALIGN (TREE_TYPE (tem)) < GET_MODE_ALIGNMENT (mode) || (bitpos % GET_MODE_ALIGNMENT (mode) != 0)) - && SLOW_UNALIGNED_ACCESS (mode1, MEM_ALIGN (op0))) + && ((modifier == EXPAND_CONST_ADDRESS + || modifier == EXPAND_INITIALIZER) + ? STRICT_ALIGNMENT + : SLOW_UNALIGNED_ACCESS (mode1, MEM_ALIGN (op0)))) || (bitpos % BITS_PER_UNIT != 0))) /* If the type and the field are a constant size and the size of the type isn't the same size as the bitfield, |
