Let GDB reuse GCC's parser.

2014-10-27  Phil Muldoon  <pmuldoon@redhat.com>
	    Jan Kratochvil  <jan.kratochvil@redhat.com>
	    Tom Tromey  <tromey@redhat.com>

	* aclocal.m4: New file.
	* callbacks.cc: New file.
	* callbacks.hh: New file.
	* cc1plugin-config.h.in: New file.
	* configure: New file.
	* configure.ac: New file.
	* connection.cc: New file.
	* connection.hh: New file.
	* findcomp.cc: New file.
	* findcomp.hh: New file.
	* libcc1.cc: New file.
	* libcc1plugin.sym: New file.
	* libcc1.sym: New file.
	* Makefile.am: New file.
	* Makefile.in: New file.
	* marshall.cc: New file.
	* marshall.hh: New file.
	* names.cc: New file.
	* names.hh: New file.
	* plugin.cc: New file.
	* rpc.hh: New file.
	* status.hh: New file.

2014-10-27  Phil Muldoon  <pmuldoon@redhat.com>
	    Jan Kratochvil  <jan.kratochvil@redhat.com>
	    Tom Tromey  <tromey@redhat.com>

	* gcc-c-fe.def: New file.
	* gcc-c-interface.h: New file.
	* gcc-interface.h: New file.

2014-10-27  Phil Muldoon  <pmuldoon@redhat.com>
	    Tom Tromey  <tromey@redhat.com>

	* c-tree.h (enum c_oracle_request): New.
	(c_binding_oracle_function): New typedef.
	(c_binding_oracle, c_pushtag, c_bind): Declare.
	* c-decl.c (c_binding_oracle): New global.
	(I_SYMBOL_CHECKED): New macro.
	(i_symbol_binding): New function.
	(I_SYMBOL_BINDING, I_SYMBOL_DECL): Redefine.
	(I_TAG_CHECKED): New macro.
	(i_tag_binding): New function.
	(I_TAG_BINDING, I_TAG_DECL): Redefine.
	(I_LABEL_CHECKED): New macro.
	(i_label_binding): New function.
	(I_LABEL_BINDING, I_LABEL_DECL): Redefine.
	(c_print_identifier): Save and restore c_binding_oracle.
	(c_pushtag, c_bind): New functions.

2014-10-27  Phil Muldoon  <pmuldoon@redhat.com>
	    Tom Tromey  <tromey@redhat.com>

	* aclocal.m4, configure: Rebuild.
	* Makefile.in (aclocal_deps): Add gcc-plugin.m4.
	* configure.ac: Use GCC_ENABLE_PLUGINS.
	* stor-layout.c (finish_bitfield_layout): Now public.  Change
	argument type to 'tree'.
	(finish_record_layout): Update.
	* stor-layout.h (finish_bitfield_layout): Declare.

2014-10-27  Tom Tromey  <tromey@redhat.com>

	* gcc-plugin.m4: New file.

2014-10-27  Phil Muldoon  <pmuldoon@redhat.com>
	    Tom Tromey  <tromey@redhat.com>

	* Makefile.def: Add libcc1 to host_modules.
	* configure.ac (host_tools): Add libcc1.
	* Makefile.in, configure: Rebuild.

From-SVN: r216748

1 files changed, 24 insertions, 0 deletions

diff --git a/gcc/c/c-tree.h b/gcc/c/c-tree.h
index 5ff9d9ccce9..cf9497360b7 100644
--- a/gcc/c/c-tree.h
+++ b/gcc/c/c-tree.h
@@ -673,12 +673,36 @@ extern int current_function_returns_abnormally;
 extern enum machine_mode c_default_pointer_mode;
 
 /* In c-decl.c */
+
+/* Tell the binding oracle what kind of binding we are looking for.  */
+
+enum c_oracle_request
+{
+  C_ORACLE_SYMBOL,
+  C_ORACLE_TAG,
+  C_ORACLE_LABEL
+};
+
+/* If this is non-NULL, then it is a "binding oracle" which can lazily
+   create bindings when needed by the C compiler.  The oracle is told
+   the name and type of the binding to create.  It can call pushdecl
+   or the like to ensure the binding is visible; or do nothing,
+   leaving the binding untouched.  c-decl.c takes note of when the
+   oracle has been called and will not call it again if it fails to
+   create a given binding.  */
+
+typedef void c_binding_oracle_function (enum c_oracle_request, tree identifier);
+
+extern c_binding_oracle_function *c_binding_oracle;
+
 extern void c_finish_incomplete_decl (tree);
 extern void c_write_global_declarations (void);
 extern tree c_omp_reduction_id (enum tree_code, tree);
 extern tree c_omp_reduction_decl (tree);
 extern tree c_omp_reduction_lookup (tree, tree);
 extern tree c_check_omp_declare_reduction_r (tree *, int *, void *);
+extern void c_pushtag (location_t, tree, tree);
+extern void c_bind (location_t, tree, bool);
 
 /* In c-errors.c */
 extern void pedwarn_c90 (location_t, int opt, const char *, ...)