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| author | kenner <kenner@138bc75d-0d04-0410-961f-82ee72b054a4> | 2003-07-05 11:51:54 +0000 |
|---|---|---|
| committer | kenner <kenner@138bc75d-0d04-0410-961f-82ee72b054a4> | 2003-07-05 11:51:54 +0000 |
| commit | 25ff63d0d77c3802ccd7cf5b3034db2361c588f9 (patch) | |
| tree | 67847c0636c55f25eddb8f68742e1bd0f9c4c4a7 /gcc | |
| parent | d0abb70195ab3bf04deafad7c5504f2ca267736e (diff) | |
| download | ppe42-gcc-25ff63d0d77c3802ccd7cf5b3034db2361c588f9.tar.gz ppe42-gcc-25ff63d0d77c3802ccd7cf5b3034db2361c588f9.zip | |
* 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.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@68968 138bc75d-0d04-0410-961f-82ee72b054a4
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, |
