From 26e0dcb3262e0b0dae53d60ef6a8ea3cce6b2e40 Mon Sep 17 00:00:00 2001 From: Geoffrey Keating Date: Thu, 17 Jul 2003 21:52:51 +0000 Subject: re PR middle-end/11498 (asm can't be used to give a variable its own name) PR 11498 * Makefile.in (c-opts.o): Add $(LANGHOOKS_DEF_H). (langhooks.o): Add $(GGC_H), gt-langhooks.h. (GTFILES): Add langhooks.c. (gt-langhooks.h): New. * c-common.h (c_static_assembler_name): Prototype. * c-lang.c (LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): Define. * objc/objc-lang.c (LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): Define. * c-opts.c: Include langhooks-def.h. (c_static_assembler_name): New. * langhooks.c: Include ggc.h. Include gt-langhooks.h. (var_labelno): New. (lhd_set_decl_assembler_name): Give static objects with context unique names. * varasm.c (var_labelno): Delete. (make_decl_rtl): Don't change the assembler name once it's set. From-SVN: r69527 --- gcc/c-opts.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'gcc/c-opts.c') diff --git a/gcc/c-opts.c b/gcc/c-opts.c index 1beb651..9fa6dda 100644 --- a/gcc/c-opts.c +++ b/gcc/c-opts.c @@ -37,6 +37,7 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA #include "debug.h" /* For debug_hooks. */ #include "opts.h" #include "options.h" +#include "langhooks-def.h" #ifndef DOLLARS_IN_IDENTIFIERS # define DOLLARS_IN_IDENTIFIERS true @@ -1250,6 +1251,22 @@ c_common_finish (void) fatal_error ("when writing output to %s: %m", out_fname); } +/* A wrapper around lhd_set_decl_assembler_name that gives static + variables their C names if they are at the top level and only one + translation unit is being compiled, for backwards compatibility + with certain bizzare assembler hacks (like crtstuff.c). */ + +void +c_static_assembler_name (tree decl) +{ + if (num_in_fnames == 1 + && TREE_STATIC (decl) && !TREE_PUBLIC (decl) && DECL_CONTEXT (decl) + && TREE_CODE (DECL_CONTEXT (decl)) == TRANSLATION_UNIT_DECL) + SET_DECL_ASSEMBLER_NAME (decl, DECL_NAME (decl)); + else + lhd_set_decl_assembler_name (decl); +} + /* Either of two environment variables can specify output of dependencies. Their value is either "OUTPUT_FILE" or "OUTPUT_FILE DEPS_TARGET", where OUTPUT_FILE is the file to write deps info to -- cgit v1.1