diff options
Diffstat (limited to 'gcc/c-lang.c')
| -rw-r--r-- | gcc/c-lang.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/gcc/c-lang.c b/gcc/c-lang.c index 67c860b..d664458 100644 --- a/gcc/c-lang.c +++ b/gcc/c-lang.c @@ -38,6 +38,7 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA #include "cpplib.h" #include "insn-config.h" #include "integrate.h" +#include "varray.h" #include "langhooks.h" #include "langhooks-def.h" @@ -79,6 +80,8 @@ static int c_cannot_inline_tree_fn PARAMS ((tree *)); /* Each front end provides its own. */ const struct lang_hooks lang_hooks = LANG_HOOKS_INITIALIZER; +static varray_type deferred_fns; + /* Post-switch processing. */ static void c_post_options () @@ -136,6 +139,9 @@ c_init () lang_missing_noreturn_ok_p = &c_missing_noreturn_ok_p; c_parse_init (); + + VARRAY_TREE_INIT (deferred_fns, 32, "deferred_fns"); + ggc_add_tree_varray_root (&deferred_fns, 1); } /* Used by c-lex.c, but only for objc. */ @@ -242,11 +248,33 @@ finish_cdtor (body) } #endif +/* Register a function tree, so that its optimization and conversion + to RTL is only done at the end of the compilation. */ + +int +defer_fn (fn) + tree fn; +{ + VARRAY_PUSH_TREE (deferred_fns, fn); + + return 1; +} + /* Called at end of parsing, but before end-of-file processing. */ void finish_file () { + int i; + + for (i = 0; i < VARRAY_ACTIVE_SIZE (deferred_fns); i++) + /* Don't output the same function twice. We may run into such + situations when an extern inline function is later given a + non-extern-inline definition. */ + if (! TREE_ASM_WRITTEN (VARRAY_TREE (deferred_fns, i))) + c_expand_deferred_function (VARRAY_TREE (deferred_fns, i)); + VARRAY_FREE (deferred_fns); + #ifndef ASM_OUTPUT_CONSTRUCTOR if (static_ctors) { |