diff options
Diffstat (limited to 'gcc/varasm.c')
| -rw-r--r-- | gcc/varasm.c | 55 |
1 files changed, 47 insertions, 8 deletions
diff --git a/gcc/varasm.c b/gcc/varasm.c index 387659a9bb4..7519138b3f6 100644 --- a/gcc/varasm.c +++ b/gcc/varasm.c @@ -48,6 +48,7 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA #include "tm_p.h" #include "debug.h" #include "target.h" +#include "cgraph.h" #ifdef XCOFF_DEBUGGING_INFO #include "xcoffout.h" /* Needed for external data @@ -166,8 +167,8 @@ static void output_constructor PARAMS ((tree, unsigned HOST_WIDE_INT, unsigned int)); static void globalize_decl PARAMS ((tree)); static void maybe_assemble_visibility PARAMS ((tree)); -static int in_named_entry_eq PARAMS ((const PTR, const PTR)); -static hashval_t in_named_entry_hash PARAMS ((const PTR)); +static int in_named_entry_eq PARAMS ((const void *, const void *)); +static hashval_t in_named_entry_hash PARAMS ((const void *)); #ifdef ASM_OUTPUT_BSS static void asm_output_bss PARAMS ((FILE *, tree, const char *, unsigned HOST_WIDE_INT, @@ -183,7 +184,6 @@ static void asm_output_aligned_bss static bool asm_emit_uninitialised PARAMS ((tree, const char*, unsigned HOST_WIDE_INT, unsigned HOST_WIDE_INT)); -static void resolve_unique_section PARAMS ((tree, int, int)); static void mark_weak PARAMS ((tree)); enum in_section { no_section, in_text, in_data, in_named @@ -310,8 +310,8 @@ in_data_section () static int in_named_entry_eq (p1, p2) - const PTR p1; - const PTR p2; + const void *p1; + const void *p2; { const struct in_named_entry *old = p1; const char *new = p2; @@ -321,7 +321,7 @@ in_named_entry_eq (p1, p2) static hashval_t in_named_entry_hash (p) - const PTR p; + const void *p; { const struct in_named_entry *old = p; return htab_hash_string (old->name); @@ -460,7 +460,7 @@ named_section (decl, name, reloc) /* If required, set DECL_SECTION_NAME to a unique name. */ -static void +void resolve_unique_section (decl, reloc, flag_function_or_data_sections) tree decl; int reloc ATTRIBUTE_UNUSED; @@ -1409,6 +1409,9 @@ assemble_variable (decl, top_level, at_end, dont_output_data) int reloc = 0; rtx decl_rtl; + if (lang_hooks.decls.prepare_assemble_variable) + (*lang_hooks.decls.prepare_assemble_variable) (decl); + last_assemble_variable_decl = 0; /* Normally no need to say anything here for external references, @@ -1725,6 +1728,30 @@ assemble_label (name) ASM_OUTPUT_LABEL (asm_out_file, name); } +/* Set the symbol_referenced flag for ID and notify callgraph code. */ +void +mark_referenced (id) + tree id; +{ + if (!TREE_SYMBOL_REFERENCED (id)) + { + struct cgraph_node *node; + struct cgraph_varpool_node *vnode; + + if (!cgraph_global_info_ready) + { + node = cgraph_node_for_identifier (id); + if (node) + cgraph_mark_needed_node (node, 1); + } + + vnode = cgraph_varpool_node_for_identifier (id); + if (vnode) + cgraph_varpool_mark_needed_node (vnode); + } + TREE_SYMBOL_REFERENCED (id) = 1; +} + /* Output to FILE a reference to the assembler name of a C-level name NAME. If NAME starts with a *, the rest of NAME is output verbatim. Otherwise NAME is transformed in an implementation-defined way @@ -1743,7 +1770,7 @@ assemble_name (file, name) id = maybe_get_identifier (real_name); if (id) - TREE_SYMBOL_REFERENCED (id) = 1; + mark_referenced (id); if (name[0] == '*') fputs (&name[1], file); @@ -5363,6 +5390,18 @@ default_internal_label (stream, prefix, labelno) ASM_OUTPUT_LABEL (stream, buf); } +/* This is the default behavior at the beginning of a file. It's + controlled by two other target-hook toggles. */ +void +default_file_start () +{ + if (targetm.file_start_app_off && !flag_verbose_asm) + fputs (ASM_APP_OFF, asm_out_file); + + if (targetm.file_start_file_directive) + output_file_directive (asm_out_file, main_input_filename); +} + /* This is a generic routine suitable for use as TARGET_ASM_FILE_END which emits a special section directive used to indicate whether or not this object file needs an executable stack. This is primarily |