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| author | aldyh <aldyh@138bc75d-0d04-0410-961f-82ee72b054a4> | 2002-02-22 00:09:04 +0000 |
|---|---|---|
| committer | aldyh <aldyh@138bc75d-0d04-0410-961f-82ee72b054a4> | 2002-02-22 00:09:04 +0000 |
| commit | af87ad830272721880f74898c75cc639a081fcec (patch) | |
| tree | 81ecf94407355c68f26f5bc1ca604c5ff588e9da /gcc/attribs.c | |
| parent | a4194ff76cc5b73c5f6513b9422ddc59ccd31535 (diff) | |
| download | gcc-af87ad830272721880f74898c75cc639a081fcec.tar.gz | |
2002-02-21 Aldy Hernandez <aldyh@redhat.com>
* gcc.dg/attr-alwaysinline.c: New.
* c-common.c (c_common_post_options): Set inline trees by
default.
* doc/extend.texi (Function Attributes): Document always_inline
attribute.
Update documentation about inlining when not optimizing.
* cp/decl.c (duplicate_decls): Merge always_inline attribute.
* cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
unless DECL_ALWAYS_INLINE.
* c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
unless DECL_ALWAYS_INLINE.
(c_disregard_inline_limits): Disregard if always_inline set.
* langhooks.c (lhd_tree_inlining_disregard_inline_limits):
Disregard if always_inline set.
(lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
unless DECL_ALWAYS_INLINE.
* attribs.c (handle_always_inline_attribute): New.
(c_common_attribute_table): Add always_inline.
* config/rs6000/altivec.h: Add prototypes for builtins
requiring the always_inline attribute.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@49947 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/attribs.c')
| -rw-r--r-- | gcc/attribs.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/gcc/attribs.c b/gcc/attribs.c index 7cb11724f83..543931add01 100644 --- a/gcc/attribs.c +++ b/gcc/attribs.c @@ -51,6 +51,8 @@ static tree handle_noreturn_attribute PARAMS ((tree *, tree, tree, int, bool *)); static tree handle_noinline_attribute PARAMS ((tree *, tree, tree, int, bool *)); +static tree handle_always_inline_attribute PARAMS ((tree *, tree, tree, int, + bool *)); static tree handle_used_attribute PARAMS ((tree *, tree, tree, int, bool *)); static tree handle_unused_attribute PARAMS ((tree *, tree, tree, int, @@ -109,6 +111,8 @@ static const struct attribute_spec c_common_attribute_table[] = handle_noreturn_attribute }, { "noinline", 0, 0, true, false, false, handle_noinline_attribute }, + { "always_inline", 0, 0, true, false, false, + handle_always_inline_attribute }, { "used", 0, 0, true, false, false, handle_used_attribute }, { "unused", 0, 0, false, false, false, @@ -563,6 +567,31 @@ handle_noinline_attribute (node, name, args, flags, no_add_attrs) return NULL_TREE; } +/* Handle a "always_inline" attribute; arguments as in + struct attribute_spec.handler. */ + +static tree +handle_always_inline_attribute (node, name, args, flags, no_add_attrs) + tree *node; + tree name; + tree args ATTRIBUTE_UNUSED; + int flags ATTRIBUTE_UNUSED; + bool *no_add_attrs; +{ + if (TREE_CODE (*node) == FUNCTION_DECL) + { + /* Do nothing else, just set the attribute. We'll get at + it later with lookup_attribute. */ + } + else + { + warning ("`%s' attribute ignored", IDENTIFIER_POINTER (name)); + *no_add_attrs = true; + } + + return NULL_TREE; +} + /* Handle a "used" attribute; arguments as in struct attribute_spec.handler. */ @@ -1431,3 +1460,4 @@ strip_attrs (specs_attrs) return specs; } + |