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Use a member function to set a symbol's language 

This removes symbol_set_language and SYMBOL_SET_LANGUAGE in favor of
a new function general_symbol_info::set_language. symbol and minimal_symbol
already inherit from that struct so this works naturally.

gdb/ChangeLog:

2019-12-15  Christian Biesinger  <cbiesinger@google.com>

	* ada-exp.y (write_ambiguous_var): Update.
	* coffread.c (process_coff_symbol): Update.
	* ctfread.c (ctf_add_enum_member_cb): Update.
	(new_symbol): Update.
	* dwarf2read.c (fixup_go_packaging): Update.
	(new_symbol): Update.
	* language.c (language_alloc_type_symbol): Update.
	* mdebugread.c (new_symbol): Update.
	* minsyms.c (minimal_symbol_reader::record_full): Update.
	* psymtab.c (add_psymbol_to_bcache): Update.
	* stabsread.c (define_symbol): Update.
	(read_enum_type): Update.
	* symtab.c (symbol_set_language): Make this a member function...
	(general_symbol_info::set_language): ... here.
	* symtab.h (struct general_symbol_info) <set_language>: New function.
	(SYMBOL_SET_LANGUAGE): Remove.
	(symbol_set_language): Remove.

Change-Id: Ideafb6c384004b9adef793a1192735c501da41d5
This commit is contained in:
Christian Biesinger 2019-12-11 19:50:43 -05:00
parent c1b5c1ebc9
commit d3ecddab5f
12 changed files with 47 additions and 35 deletions
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20
gdb/ChangeLog
View File

@ -1,3 +1,23 @@
2019-12-15 Christian Biesinger <cbiesinger@google.com>
* ada-exp.y (write_ambiguous_var): Update.
* coffread.c (process_coff_symbol): Update.
* ctfread.c (ctf_add_enum_member_cb): Update.
(new_symbol): Update.
* dwarf2read.c (fixup_go_packaging): Update.
(new_symbol): Update.
* language.c (language_alloc_type_symbol): Update.
* mdebugread.c (new_symbol): Update.
* minsyms.c (minimal_symbol_reader::record_full): Update.
* psymtab.c (add_psymbol_to_bcache): Update.
* stabsread.c (define_symbol): Update.
(read_enum_type): Update.
* symtab.c (symbol_set_language): Make this a member function...
(general_symbol_info::set_language): ... here.
* symtab.h (struct general_symbol_info) <set_language>: New function.
(SYMBOL_SET_LANGUAGE): Remove.
(symbol_set_language): Remove.
2019-12-15 Christian Biesinger <cbiesinger@google.com>
* ada-lang.c (ada_add_block_symbols): Update.

2
gdb/ada-exp.y
View File

@ -1106,7 +1106,7 @@ write_ambiguous_var (struct parser_state *par_state,
SYMBOL_DOMAIN (sym) = UNDEF_DOMAIN;
sym->set_linkage_name (obstack_strndup (&temp_parse_space, name, len));
symbol_set_language (sym, language_ada, nullptr);
sym->set_language (language_ada, nullptr);
write_exp_elt_opcode (par_state, OP_VAR_VALUE);
write_exp_elt_block (par_state, block);

4
gdb/coffread.c
View File

@ -1566,8 +1566,8 @@ process_coff_symbol (struct coff_symbol *cs,
name = cs->c_name;
name = EXTERNAL_NAME (name, objfile->obfd);
SYMBOL_SET_LANGUAGE (sym, get_current_subfile ()->language,
&objfile->objfile_obstack);
sym->set_language (get_current_subfile ()->language,
&objfile->objfile_obstack);
SYMBOL_SET_NAMES (sym, name, true, objfile);
/* default assumptions */

4
gdb/ctfread.c
View File

@ -379,7 +379,7 @@ ctf_add_enum_member_cb (const char *name, int enum_value, void *arg)
struct symbol *sym = allocate_symbol (ccp->of);
OBJSTAT (ccp->of, n_syms++);
SYMBOL_SET_LANGUAGE (sym, language_c, &ccp->of->objfile_obstack);
sym->set_language (language_c, &ccp->of->objfile_obstack);
SYMBOL_SET_NAMES (sym, name, false, ccp->of);
SYMBOL_ACLASS_INDEX (sym) = LOC_CONST;
SYMBOL_DOMAIN (sym) = VAR_DOMAIN;
@ -408,7 +408,7 @@ new_symbol (ctf_context_t *ccp, struct type *type, ctf_id_t tid)
sym = allocate_symbol (objfile);
OBJSTAT (objfile, n_syms++);
SYMBOL_SET_LANGUAGE (sym, language_c, &objfile->objfile_obstack);
sym->set_language (language_c, &objfile->objfile_obstack);
SYMBOL_SET_NAMES (sym, name.get (), true, objfile);
SYMBOL_DOMAIN (sym) = VAR_DOMAIN;
SYMBOL_ACLASS_INDEX (sym) = LOC_OPTIMIZED_OUT;

4
gdb/dwarf2read.c
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@ -9952,7 +9952,7 @@ fixup_go_packaging (struct dwarf2_cu *cu)
struct symbol *sym;
sym = allocate_symbol (objfile);
SYMBOL_SET_LANGUAGE (sym, language_go, &objfile->objfile_obstack);
sym->set_language (language_go, &objfile->objfile_obstack);
SYMBOL_SET_NAMES (sym, saved_package_name, false, objfile);
/* This is not VAR_DOMAIN because we want a way to ensure a lookup of,
e.g., "main" finds the "main" module and not C's main(). */
@ -21782,7 +21782,7 @@ new_symbol (struct die_info *die, struct type *type, struct dwarf2_cu *cu,
OBJSTAT (objfile, n_syms++);
/* Cache this symbol's name and the name's demangled form (if any). */
SYMBOL_SET_LANGUAGE (sym, cu->language, &objfile->objfile_obstack);
sym->set_language (cu->language, &objfile->objfile_obstack);
linkagename = dwarf2_physname (name, die, cu);
SYMBOL_SET_NAMES (sym, linkagename, false, objfile);

2
gdb/language.c
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@ -1051,7 +1051,7 @@ language_alloc_type_symbol (enum language lang, struct type *type)
symbol = new (gdbarch_obstack (gdbarch)) struct symbol ();
symbol->name = TYPE_NAME (type);
symbol_set_language (symbol, lang, nullptr);
symbol->set_language (lang, nullptr);
symbol->owner.arch = gdbarch;
SYMBOL_OBJFILE_OWNED (symbol) = 0;
SYMBOL_TYPE (symbol) = type;

3
gdb/mdebugread.c
View File

@ -4761,8 +4761,7 @@ new_symbol (const char *name)
{
struct symbol *s = allocate_symbol (mdebugread_objfile);
SYMBOL_SET_LANGUAGE (s, psymtab_language,
&mdebugread_objfile->objfile_obstack);
s->set_language (psymtab_language, &mdebugread_objfile->objfile_obstack);
SYMBOL_SET_NAMES (s, name, true, mdebugread_objfile);
return s;
}

4
gdb/minsyms.c
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@ -1128,8 +1128,8 @@ minimal_symbol_reader::record_full (gdb::string_view name,
m_msym_bunch = newobj;
}
msymbol = &m_msym_bunch->contents[m_msym_bunch_index];
symbol_set_language (msymbol, language_auto,
&m_objfile->per_bfd->storage_obstack);
msymbol->set_language (language_auto,
&m_objfile->per_bfd->storage_obstack);
if (copy_name)
msymbol->name = obstack_strndup (&m_objfile->per_bfd->storage_obstack,

3
gdb/psymtab.c
View File

@ -1584,8 +1584,7 @@ add_psymbol_to_bcache (gdb::string_view name, bool copy_name,
psymbol.ginfo.section = section;
psymbol.domain = domain;
psymbol.aclass = theclass;
symbol_set_language (&psymbol.ginfo, language,
objfile->partial_symtabs->obstack ());
psymbol.ginfo.set_language (language, objfile->partial_symtabs->obstack ());
symbol_set_names (&psymbol.ginfo, name, copy_name,
objfile->per_bfd);

8
gdb/stabsread.c
View File

@ -700,8 +700,8 @@ define_symbol (CORE_ADDR valu, const char *string, int desc, int type,
SYMBOL_LINE (sym) = 0; /* unknown */
}
SYMBOL_SET_LANGUAGE (sym, get_current_subfile ()->language,
&objfile->objfile_obstack);
sym->set_language (get_current_subfile ()->language,
&objfile->objfile_obstack);
if (is_cplus_marker (string[0]))
{
@ -3638,8 +3638,8 @@ read_enum_type (const char **pp, struct type *type,
sym = allocate_symbol (objfile);
sym->set_linkage_name (name);
SYMBOL_SET_LANGUAGE (sym, get_current_subfile ()->language,
&objfile->objfile_obstack);
sym->set_language (get_current_subfile ()->language,
&objfile->objfile_obstack);
SYMBOL_ACLASS_INDEX (sym) = LOC_CONST;
SYMBOL_DOMAIN (sym) = VAR_DOMAIN;
SYMBOL_VALUE (sym) = n;

16
gdb/symtab.c
View File

@ -712,28 +712,26 @@ symbol_get_demangled_name (const struct general_symbol_info *gsymbol)
depending upon the language for the symbol. */
void
symbol_set_language (struct general_symbol_info *gsymbol,
enum language language,
struct obstack *obstack)
general_symbol_info::set_language (enum language language,
struct obstack *obstack)
{
gsymbol->m_language = language;
m_language = language;
if (language == language_cplus
|| language == language_d
|| language == language_go
|| language == language_objc
|| language == language_fortran)
{
symbol_set_demangled_name (gsymbol, NULL, obstack);
symbol_set_demangled_name (this, NULL, obstack);
}
else if (language == language_ada)
{
gdb_assert (gsymbol->ada_mangled == 0);
gsymbol->language_specific.obstack = obstack;
gdb_assert (ada_mangled == 0);
language_specific.obstack = obstack;
}
else
{
memset (&gsymbol->language_specific, 0,
sizeof (gsymbol->language_specific));
memset (&language_specific, 0, sizeof (language_specific));
}
}

12
gdb/symtab.h
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@ -428,6 +428,10 @@ struct general_symbol_info
enum language language () const
{ return m_language; }
/* Initializes the language dependent portion of a symbol
depending upon the language for the symbol. */
void set_language (enum language language, struct obstack *obstack);
/* Name of the symbol. This is a required field. Storage for the
name is allocated on the objfile_obstack for the associated
objfile. For languages like C++ that make a distinction between
@ -531,14 +535,6 @@ extern CORE_ADDR get_symbol_address (const struct symbol *sym);
? (&(((objfile)->sections)[(symbol)->section])) \
: NULL)
/* Initializes the language dependent portion of a symbol
depending upon the language for the symbol. */
#define SYMBOL_SET_LANGUAGE(symbol,language,obstack) \
(symbol_set_language ((symbol), (language), (obstack)))
extern void symbol_set_language (struct general_symbol_info *symbol,
enum language language,
struct obstack *obstack);
/* Try to determine the demangled name for a symbol, based on the
language of that symbol. If the language is set to language_auto,
it will attempt to find any demangling algorithm that works and