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| author | Richard Henderson <rth@redhat.com> | 2005-09-24 09:21:43 -0700 |
|---|---|---|
| committer | Richard Henderson <rth@gcc.gnu.org> | 2005-09-24 09:21:43 -0700 |
| commit | 99db1ef0e250b9b61fd557feb33e954a0b4679e6 (patch) | |
| tree | 79c051c1fe84984303e562b69bfcdedba9bf5026 /gcc | |
| parent | e347ff9e3d0cfd13aa97f51d99dc08b280c94d7d (diff) | |
| download | gcc-99db1ef0e250b9b61fd557feb33e954a0b4679e6.zip gcc-99db1ef0e250b9b61fd557feb33e954a0b4679e6.tar.gz gcc-99db1ef0e250b9b61fd557feb33e954a0b4679e6.tar.bz2 | |
c-common.c (handle_mode_attribute): When not modifying in place, create subtypes for enumerations.
* c-common.c (handle_mode_attribute): When not modifying in place,
create subtypes for enumerations.
(sync_resolve_return): Use TYPE_MAIN_VARIANT.
* gimplify.c (create_tmp_from_val): Likewise.
From-SVN: r104603
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/c-common.c | 34 | ||||
| -rw-r--r-- | gcc/gimplify.c | 2 |
3 files changed, 27 insertions, 16 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 7d63a5b..25938ff 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2005-09-24 Richard Henderson <rth@redhat.com> + + * c-common.c (handle_mode_attribute): When not modifying in place, + create subtypes for enumerations. + (sync_resolve_return): Use TYPE_MAIN_VARIANT. + * gimplify.c (create_tmp_from_val): Likewise. + 2005-09-24 Alexandre Oliva <aoliva@redhat.com> * config/i386/i386.md (*tls_global_dynamic_64, diff --git a/gcc/c-common.c b/gcc/c-common.c index edd7448..fe4bd8c 100644 --- a/gcc/c-common.c +++ b/gcc/c-common.c @@ -4520,21 +4520,24 @@ handle_mode_attribute (tree *node, tree name, tree args, return NULL_TREE; } - if (!(flags & (int) ATTR_FLAG_TYPE_IN_PLACE)) - type = build_variant_type_copy (type); - - /* We cannot use layout_type here, because that will attempt - to re-layout all variants, corrupting our original. */ - TYPE_PRECISION (type) = TYPE_PRECISION (typefm); - TYPE_MIN_VALUE (type) = TYPE_MIN_VALUE (typefm); - TYPE_MAX_VALUE (type) = TYPE_MAX_VALUE (typefm); - TYPE_SIZE (type) = TYPE_SIZE (typefm); - TYPE_SIZE_UNIT (type) = TYPE_SIZE_UNIT (typefm); - TYPE_MODE (type) = TYPE_MODE (typefm); - if (!TYPE_USER_ALIGN (type)) - TYPE_ALIGN (type) = TYPE_ALIGN (typefm); - - typefm = type; + if (flags & ATTR_FLAG_TYPE_IN_PLACE) + { + TYPE_PRECISION (type) = TYPE_PRECISION (typefm); + typefm = type; + } + else + { + /* We cannot build a type variant, as there's code that assumes + that TYPE_MAIN_VARIANT has the same mode. This includes the + debug generators. Instead, create a subrange type. This + results in all of the enumeral values being emitted only once + in the original, and the subtype gets them by reference. */ + if (TYPE_UNSIGNED (type)) + typefm = make_unsigned_type (TYPE_PRECISION (typefm)); + else + typefm = make_signed_type (TYPE_PRECISION (typefm)); + TREE_TYPE (typefm) = type; + } } else if (VECTOR_MODE_P (mode) ? TREE_CODE (type) != TREE_CODE (TREE_TYPE (typefm)) @@ -6119,6 +6122,7 @@ static tree sync_resolve_return (tree params, tree result) { tree ptype = TREE_TYPE (TREE_TYPE (TREE_VALUE (params))); + ptype = TYPE_MAIN_VARIANT (ptype); return convert (ptype, result); } diff --git a/gcc/gimplify.c b/gcc/gimplify.c index cba1704..42b8740 100644 --- a/gcc/gimplify.c +++ b/gcc/gimplify.c @@ -404,7 +404,7 @@ get_name (tree t) static inline tree create_tmp_from_val (tree val) { - return create_tmp_var (TREE_TYPE (val), get_name (val)); + return create_tmp_var (TYPE_MAIN_VARIANT (TREE_TYPE (val)), get_name (val)); } /* Create a temporary to hold the value of VAL. If IS_FORMAL, try to reuse |