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| author | Richard Kenner <kenner@vlsi1.ultra.nyu.edu> | 2003-05-04 22:04:51 +0000 |
|---|---|---|
| committer | Richard Kenner <kenner@gcc.gnu.org> | 2003-05-04 18:04:51 -0400 |
| commit | ad26fb41b4bb380ae90a5a2ebd19e158410fad56 (patch) | |
| tree | bc9d73b7422af671c939d20c36d9d1bbe1cd9db8 /gcc | |
| parent | 1fecc2668c2982329d6bdf5cee24604043f0a1e0 (diff) | |
| download | gcc-ad26fb41b4bb380ae90a5a2ebd19e158410fad56.zip gcc-ad26fb41b4bb380ae90a5a2ebd19e158410fad56.tar.gz gcc-ad26fb41b4bb380ae90a5a2ebd19e158410fad56.tar.bz2 | |
stor-layout.c (compute_record_mode): Relax restriction on fields crossing word boundaries forcing BLKmode.
* stor-layout.c (compute_record_mode): Relax restriction
on fields crossing word boundaries forcing BLKmode.
From-SVN: r66463
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/stor-layout.c | 6 |
2 files changed, 9 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index bcd20e3..286b66a 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2003-05-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * stor-layout.c (compute_record_mode): Relax restriction + on fields crossing word boundaries forcing BLKmode. + 2003-05-04 Neil Booth <neil@daikokuya.co.uk> * cppinit.c (cpp_create_reader, post_options): Warn about diff --git a/gcc/stor-layout.c b/gcc/stor-layout.c index f275e00..14f0f86 100644 --- a/gcc/stor-layout.c +++ b/gcc/stor-layout.c @@ -1387,8 +1387,10 @@ compute_record_mode (type) if (bitpos / BITS_PER_WORD != ((tree_low_cst (DECL_SIZE (field), 1) + bitpos - 1) / BITS_PER_WORD) - /* But there is no problem if the field is entire words. */ - && tree_low_cst (DECL_SIZE (field), 1) % BITS_PER_WORD != 0) + /* But there is no problem if the field is entire words + or bigger than a word. */ + && ! (tree_low_cst (DECL_SIZE (field), 1) % BITS_PER_WORD == 0 + || compare_tree_int (DECL_SIZE (field), BITS_PER_WORD) > 0)) return; /* If this field is the whole struct, remember its mode so |