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| author | Uros Bizjak <ubizjak@gmail.com> | 2011-12-01 17:38:21 +0100 |
|---|---|---|
| committer | Uros Bizjak <uros@gcc.gnu.org> | 2011-12-01 17:38:21 +0100 |
| commit | c8218030cc41f25713093f2604d784a781097a11 (patch) | |
| tree | 1232c7d509003e7701b5efe99f25f860cf4ce4b9 | |
| parent | 8627f5f5debe85ab4470519f68a4a790f33012fc (diff) | |
| download | gcc-c8218030cc41f25713093f2604d784a781097a11.zip gcc-c8218030cc41f25713093f2604d784a781097a11.tar.gz gcc-c8218030cc41f25713093f2604d784a781097a11.tar.bz2 | |
lto-lang.c (lto_attribute_table): Handle *tm regparm.
* lto-lang.c (lto_attribute_table): Handle *tm regparm.
(ignore_attribute): New.
From-SVN: r181882
| -rw-r--r-- | gcc/lto/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/lto/lto-lang.c | 18 |
2 files changed, 23 insertions, 0 deletions
diff --git a/gcc/lto/ChangeLog b/gcc/lto/ChangeLog index af84954..6f13e04 100644 --- a/gcc/lto/ChangeLog +++ b/gcc/lto/ChangeLog @@ -1,3 +1,8 @@ +2011-12-01 Uros Bizjak <ubizjak@gmail.com> + + * lto-lang.c (lto_attribute_table): Handle *tm regparm. + (ignore_attribute): New. + 2011-11-21 Aldy Hernandez <aldyh@redhat.com> * lto-lang.c (lto_attribute_table): Handle transaction_pure. diff --git a/gcc/lto/lto-lang.c b/gcc/lto/lto-lang.c index 2536f26..0d230ee 100644 --- a/gcc/lto/lto-lang.c +++ b/gcc/lto/lto-lang.c @@ -47,6 +47,8 @@ static tree handle_nothrow_attribute (tree *, tree, tree, int, bool *); static tree handle_sentinel_attribute (tree *, tree, tree, int, bool *); static tree handle_type_generic_attribute (tree *, tree, tree, int, bool *); static tree handle_transaction_pure_attribute (tree *, tree, tree, int, bool *); +static tree ignore_attribute (tree *, tree, tree, int, bool *); + static tree handle_format_attribute (tree *, tree, tree, int, bool *); static tree handle_format_arg_attribute (tree *, tree, tree, int, bool *); @@ -78,6 +80,10 @@ const struct attribute_spec lto_attribute_table[] = handle_type_generic_attribute, false }, { "transaction_pure", 0, 0, false, true, true, handle_transaction_pure_attribute, false }, + /* For internal use only. The leading '*' both prevents its usage in + source code and signals that it may be overridden by machine tables. */ + { "*tm regparm", 0, 0, false, true, true, + ignore_attribute, false }, { NULL, 0, 0, false, false, false, NULL, false } }; @@ -419,6 +425,18 @@ handle_transaction_pure_attribute (tree *node, tree ARG_UNUSED (name), return NULL_TREE; } +/* Ignore the given attribute. Used when this attribute may be usefully + overridden by the target, but is not used generically. */ + +static tree +ignore_attribute (tree * ARG_UNUSED (node), tree ARG_UNUSED (name), + tree ARG_UNUSED (args), int ARG_UNUSED (flags), + bool *no_add_attrs) +{ + *no_add_attrs = true; + return NULL_TREE; +} + /* Handle a "format" attribute; arguments as in struct attribute_spec.handler. */ |