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varasm.c (compare_constant): Removed call to lang_hooks.expand_constant.

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gcc/
	* varasm.c (compare_constant): Removed call to
	lang_hooks.expand_constant.
	(copy_constants): Removed call to lang_hooks.expand_constant.
	(compute_reloc_for_constant): Removed call to
	lang_hooks.expand_constant.
	(output_addressed_constants): Removed call to
	lang_hooks.expand_constant.
	(constructor_static_from_elts_p): Removed call to
	lang_hooks.expand_constant.
	(output_constant): Removed calls to lang_hooks.expand_constant.
	* langhooks.h (struct lang_hooks): Removed field expand_constant.
	* langhooks-def.h (lhd_return_tree): Removed.
	(LANG_HOOKS_EXPAND_CONSTANT): Removed.
	(LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
	* langhooks.c (lhd_return_tree): Removed.

	gcc/cp/
	* typeck2.c (digest_init): Call cplus_expand_constant after
	convert_for_initialization.
	* cp-objcp-common.h (LANG_HOOKS_EXPAND_CONSTANT): Removed.
	* expr.c (cplus_expand_constant): Updated function description.

From-SVN: r128859
This commit is contained in:
Ollie Wild 2007-09-28 04:25:54 +00:00 committed by Ollie Wild
parent 3e60eff0f3
commit 12487dd07e
9 changed files with 45 additions and 57 deletions
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18
gcc/ChangeLog
View File

@ -1,3 +1,21 @@
2007-09-27 Ollie Wild <aaw@google.com>
* varasm.c (compare_constant): Removed call to
lang_hooks.expand_constant.
(copy_constants): Removed call to lang_hooks.expand_constant.
(compute_reloc_for_constant): Removed call to
lang_hooks.expand_constant.
(output_addressed_constants): Removed call to
lang_hooks.expand_constant.
(constructor_static_from_elts_p): Removed call to
lang_hooks.expand_constant.
(output_constant): Removed calls to lang_hooks.expand_constant.
* langhooks.h (struct lang_hooks): Removed field expand_constant.
* langhooks-def.h (lhd_return_tree): Removed.
(LANG_HOOKS_EXPAND_CONSTANT): Removed.
(LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
* langhooks.c (lhd_return_tree): Removed.
2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR middle-end/33436

7
gcc/cp/ChangeLog
View File

@ -1,3 +1,10 @@
2007-09-27 Ollie Wild <aaw@google.com>
* typeck2.c (digest_init): Call cplus_expand_constant after
convert_for_initialization.
* cp-objcp-common.h (LANG_HOOKS_EXPAND_CONSTANT): Removed.
* expr.c (cplus_expand_constant): Updated function description.
2007-09-27 Jason Merrill <jason@redhat.com>
* decl2.c (is_late_template_attribute): Don't crash on unknown

2
gcc/cp/cp-objcp-common.h
View File

@ -50,8 +50,6 @@ extern tree objcp_tsubst_copy_and_build (tree, tree, tsubst_flags_t,
#define LANG_HOOKS_POST_OPTIONS c_common_post_options
#undef LANG_HOOKS_GET_ALIAS_SET
#define LANG_HOOKS_GET_ALIAS_SET cxx_get_alias_set
#undef LANG_HOOKS_EXPAND_CONSTANT
#define LANG_HOOKS_EXPAND_CONSTANT cplus_expand_constant
#undef LANG_HOOKS_EXPAND_EXPR
#define LANG_HOOKS_EXPAND_EXPR cxx_expand_expr
#undef LANG_HOOKS_EXPAND_DECL

3
gcc/cp/expr.c
View File

@ -33,8 +33,7 @@ along with GCC; see the file COPYING3. If not see
#include "except.h"
#include "tm_p.h"
/* Hook used by output_constant to expand language-specific
constants. */
/* Expand C++-specific constants. Currently, this means PTRMEM_CST. */
tree
cplus_expand_constant (tree cst)

19
gcc/cp/typeck2.c
View File

@ -703,8 +703,23 @@ digest_init (tree type, tree init)
/* Handle scalar types (including conversions) and references. */
if (TREE_CODE (type) != COMPLEX_TYPE
&& (SCALAR_TYPE_P (type) || code == REFERENCE_TYPE))
return convert_for_initialization (0, type, init, LOOKUP_NORMAL,
"initialization", NULL_TREE, 0);
{
tree *exp;
init = convert_for_initialization (0, type, init, LOOKUP_NORMAL,
"initialization", NULL_TREE, 0);
exp = &init;
/* Skip any conversions since we'll be outputting the underlying
constant. */
while (TREE_CODE (*exp) == NOP_EXPR || TREE_CODE (*exp) == CONVERT_EXPR
|| TREE_CODE (*exp) == NON_LVALUE_EXPR)
exp = &TREE_OPERAND (*exp, 0);
*exp = cplus_expand_constant (*exp);
return init;
}
/* Come here only for aggregates: records, arrays, unions, complex numbers
and vectors. */

3
gcc/langhooks-def.h
View File

@ -41,7 +41,6 @@ extern void lhd_do_nothing_i (int);
extern void lhd_do_nothing_f (struct function *);
extern bool lhd_post_options (const char **);
extern alias_set_type lhd_get_alias_set (tree);
extern tree lhd_return_tree (tree);
extern tree lhd_return_null_tree_v (void);
extern tree lhd_return_null_tree (tree);
extern tree lhd_return_null_const_tree (const_tree);
@ -93,7 +92,6 @@ extern void lhd_omp_firstprivatize_type_sizes (struct gimplify_omp_ctx *,
#define LANG_HOOKS_MISSING_ARGUMENT hook_bool_constcharptr_size_t_false
#define LANG_HOOKS_POST_OPTIONS lhd_post_options
#define LANG_HOOKS_GET_ALIAS_SET lhd_get_alias_set
#define LANG_HOOKS_EXPAND_CONSTANT lhd_return_tree
#define LANG_HOOKS_EXPAND_EXPR lhd_expand_expr
#define LANG_HOOKS_EXPAND_DECL lhd_expand_decl
#define LANG_HOOKS_FINISH_INCOMPLETE_DECL lhd_do_nothing_t
@ -250,7 +248,6 @@ extern tree lhd_make_node (enum tree_code);
LANG_HOOKS_PARSE_FILE, \
LANG_HOOKS_CLEAR_BINDING_STACK, \
LANG_HOOKS_GET_ALIAS_SET, \
LANG_HOOKS_EXPAND_CONSTANT, \
LANG_HOOKS_EXPAND_EXPR, \
LANG_HOOKS_EXPAND_DECL, \
LANG_HOOKS_FINISH_INCOMPLETE_DECL, \

8
gcc/langhooks.c
View File

@ -76,14 +76,6 @@ lhd_do_nothing_f (struct function * ARG_UNUSED (f))
{
}
/* Do nothing (return the tree node passed). */
tree
lhd_return_tree (tree t)
{
return t;
}
/* Do nothing (return NULL_TREE). */
tree

5
gcc/langhooks.h
View File

@ -287,11 +287,6 @@ struct lang_hooks
Returns -1 if the language does nothing special for it. */
alias_set_type (*get_alias_set) (tree);
/* Called with an expression that is to be processed as a constant.
Returns either the same expression or a language-independent
constant equivalent to its input. */
tree (*expand_constant) (tree);
/* Called by expand_expr for language-specific tree codes.
Fourth argument is actually an enum expand_modifier. */
rtx (*expand_expr) (tree, rtx, enum machine_mode, int, rtx *);

37
gcc/varasm.c
View File

@ -2985,15 +2985,7 @@ compare_constant (const tree t1, const tree t2)
return compare_constant (TREE_OPERAND (t1, 0), TREE_OPERAND (t2, 0));
default:
{
tree nt1, nt2;
nt1 = lang_hooks.expand_constant (t1);
nt2 = lang_hooks.expand_constant (t2);
if (nt1 != t1 || nt2 != t2)
return compare_constant (nt1, nt2);
else
return 0;
}
return 0;
}
gcc_unreachable ();
@ -3061,12 +3053,7 @@ copy_constant (tree exp)
}
default:
{
tree t = lang_hooks.expand_constant (exp);
gcc_assert (t != exp);
return copy_constant (t);
}
gcc_unreachable ();
}
}
@ -3910,10 +3897,6 @@ compute_reloc_for_constant (tree exp)
int reloc = 0, reloc2;
tree tem;
/* Give the front-end a chance to convert VALUE to something that
looks more like a constant to the back-end. */
exp = lang_hooks.expand_constant (exp);
switch (TREE_CODE (exp))
{
case ADDR_EXPR:
@ -3978,10 +3961,6 @@ output_addressed_constants (tree exp)
{
tree tem;
/* Give the front-end a chance to convert VALUE to something that
looks more like a constant to the back-end. */
exp = lang_hooks.expand_constant (exp);
switch (TREE_CODE (exp))
{
case ADDR_EXPR:
@ -4055,10 +4034,6 @@ constructor_static_from_elts_p (const_tree ctor)
tree
initializer_constant_valid_p (tree value, tree endtype)
{
/* Give the front-end a chance to convert VALUE to something that
looks more like a constant to the back-end. */
value = lang_hooks.expand_constant (value);
switch (TREE_CODE (value))
{
case CONSTRUCTOR:
@ -4317,11 +4292,6 @@ output_constant (tree exp, unsigned HOST_WIDE_INT size, unsigned int align)
enum tree_code code;
unsigned HOST_WIDE_INT thissize;
/* Some front-ends use constants other than the standard language-independent
varieties, but which may still be output directly. Give the front-end a
chance to convert EXP to a language-independent representation. */
exp = lang_hooks.expand_constant (exp);
if (size == 0 || flag_syntax_only)
return;
@ -4378,9 +4348,6 @@ output_constant (tree exp, unsigned HOST_WIDE_INT size, unsigned int align)
code = TREE_CODE (TREE_TYPE (exp));
thissize = int_size_in_bytes (TREE_TYPE (exp));
/* Give the front end another chance to expand constants. */
exp = lang_hooks.expand_constant (exp);
/* Allow a constructor with no elements for any data type.
This means to fill the space with zeros. */
if (TREE_CODE (exp) == CONSTRUCTOR