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67 Commits

Author SHA1 Message Date
Joseph Myers
6ac0194d21 re PR c/14050 ([DR289] c99 restrict doesn't work in abs declarator) 
PR c/14050
	* c-decl.c (set_array_declarator_inner): Don't give error for
	static or type qualifiers in abstract declarator.  Remove
	abstract_p parameter.
	* c-tree.h (set_array_declarator_inner): Update prototype.
	* c-parser.c (c_parser_direct_declarator_inner): Update call to
	set_array_declarator_inner.
	* doc/standards.texi: Update for C99 TC3.

testsuite:
	* gcc.dg/c99-arraydecl-1.c: Don't expect errors for static or type
	qualifiers in abstract declarator.

From-SVN: r130362
 2007-11-22 23:12:29 +00:00
Tom Tromey
c7412148f7 c-parser.c (c_parser_translation_unit): Use location in error. 
gcc
	* c-parser.c (c_parser_translation_unit): Use location in error.
	(c_parser_external_declaration): Likewise.
	(c_parser_declaration_or_fndef): Likewise.
	(c_parser_enum_specifier): Likewise.
	(c_parser_struct_or_union_specifier): Likewise.
	(c_parser_struct_declaration): Likewise.
	(c_parser_typeof_specifier): Likewise.
	(c_parser_parms_list_declarator): Likewise.
	(c_parser_asm_string_literal): Likewise.
	(c_parser_braced_init): Likewise.
	(c_parser_initelt): Likewise.
	(c_parser_compound_statement_nostart): Likewise.
	(c_parser_statement_after_labels): Likewise.
	(c_parser_do_statement): Likewise.
	(c_parser_asm_statement): Likewise.
	(c_parser_conditional_expression): Likewise.
	(c_parser_unary_expression): Likewise.
	(c_parser_sizeof_expression): Likewise.
	(c_parser_postfix_expression): Likewise.
	(c_parser_postfix_expression_after_paren_type): Likewise.
	(c_parser_objc_class_instance_variables): Likewise.
	(c_parser_objc_method_definition): Likewise.
	(c_parser_objc_methodprotolist): Likewise.
	(c_parser_pragma): Likewise.
	(c_parser_omp_clause_num_threads): Likewise.
	(c_parser_omp_clause_schedule): Likewise.
	(c_parser_omp_all_clauses): Likewise.
	(c_parser_omp_sections_scope): Likewise.
	(c_parser_label): Use location of label, not colon.
gcc/testsuite
	* gcc.dg/empty-source-3.c: Update warning location.
	* gcc.dg/gomp/barrier-2.c: Likewise.
	* gcc.dg/label-decl-3.c: Likewise.
	* gcc.dg/label-decl-2.c: Likewise.
	* gcc.dg/empty-source-2.c: Likewise.

From-SVN: r130025
 2007-11-08 20:50:37 +00:00
Manuel López-Ibáñez
847c8ce4d1 re PR c/29062 (unclear diagnostic for declaration after label) 
2007-11-03  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

	PR c/29062
	* c-parser.c (c_parser_statement_after_labels): Error if a
	declaration is parsed after a label.
testsuite/
	* gcc.dg/20031223-1.c: Adjust error output.
	* gcc.dg/parse-decl-after-label.c: New.

From-SVN: r129873
 2007-11-03 19:41:20 +00:00
Tom Tromey
5af28c7452 c-decl.c (grokdeclarator): Set decl source locations. 
gcc
	* c-decl.c (grokdeclarator): Set decl source locations.
	* c-parser.c (c_parser_enum_specifier): Set location.
	(c_parser_struct_or_union_specifier): Likewise.
gcc/testsuite
	* gcc.dg/redecl-1.c: Update.
	* gcc.dg/pr20368-3.c: Update.
	* gcc.dg/inline-14.c: Update.
	* gcc.dg/builtins-30.c: Update.
	* gcc.dg/dremf-type-compat-4.c: Update.
	* gcc.dg/pr20368-2.c: Update.

From-SVN: r129822
 2007-11-01 15:31:12 +00:00
Tom Tromey
46c2514e82 c-common.c (fname_as_string): Update. 
gcc
	* c-common.c (fname_as_string): Update.
	* c-parser.c (c_parser) <lex_untranslated_string>: New field.
	(c_lex_one_token): Update.  Add 'parser' argument.
	(c_parser_simple_asm_expr): Update.
	(c_parser_attributes): Update.
	(c_parser_asm_statement): Update.
	(c_parser_asm_operands): Update.
	(c_parser_peek_token): Update.
	(c_parser_peek_2nd_token): Update.
	* c-lex.c (c_lex_string_translate): Remove.
	(c_lex_return_raw_strings): Likewise.
	(c_lex_with_flags): Added 'lex_flags' argument.
	(lex_string): Added 'translate' argument.
	* c-pragma.h (c_lex_with_flags): Update.
	(c_lex_string_translate, c_lex_return_raw_strings): Remove.
	(C_LEX_STRING_NO_TRANSLATE): New define.
	(C_LEX_RAW_STRINGS): Likewise.
gcc/cp
	* parser.c (cp_lexer_new_main): Don't use
	c_lex_return_raw_strings.
	(cp_lexer_get_preprocessor_token): Update.  Add special case when
	lexer is NULL.

From-SVN: r128479
 2007-09-13 20:18:38 +00:00
Richard Sandiford
0ad7e05421 c-parser.c (c_parser_struct_declaration): Check for a null return. 
gcc/
	* c-parser.c (c_parser_struct_declaration): Check for a null return.

From-SVN: r128459
 2007-09-13 12:27:00 +00:00
Richard Sandiford
b9baeecdcc c-tree.h (grokfield): Add a "tree *" argument. 
gcc/
	* c-tree.h (grokfield): Add a "tree *" argument.
	* c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
	Chain nested decl attributes to it.  Don't call decl_attributes here.
	(groktypename): Pass grokdeclarator a pointer to the attribute list.
	(start_decl, grokparm, push_parm_decl, start_function): Likewise.
	(grokfield): Take a pointer to the decl's attributes and pass
	it to grokdeclarator.
	* c-parser.c (c_parser_struct_declaration): Update the calls to
	grokfield.  Call decl_attributes for anonymous struct and union
	fields.

From-SVN: r128437
 2007-09-12 13:16:42 +00:00
Chao-ying Fu
ab22c1fa94 c-common.h (enum rid): Add new enumeration values of RID_SAT, RID_FRACT, and RID_ACCUM. 
* c-common.h (enum rid): Add new enumeration values of RID_SAT,
	RID_FRACT, and RID_ACCUM.  RID_SAT needs to be inserted before
	RID_ONEWAY, so that it can be checked in declspecs_add_type.
	(c_common_fixed_point_type_for_size): Declare.
	* c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
	(c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
	(c_token_starts_declspecs): Likewise.
	(c_parser_declspecs): Likewise.
	(c_parser_attributes): Likewise.
	* c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
	(c_declspecs): Add saturating_p.
	* c-decl.c (build_null_declspecs): Initialize saturating_p.
	(declspecs_add_type): Avoid using complex with _Fract, _Accum, or _Sat.
	Handle RID_SAT.
	Avoid using void, bool, char, int, float, double, _Decimal32,
	_Decimal64, _Decimal128, and complex with _Sat.
	Handle RID_FRACT and RID_ACCUM.
	Make sure _Sat is used with _Fract or _Accum.
	(finish_declspecs): Handle cts_fract and cts_accum.
	* c-common.c (fixed-value.h): New include.
	(constant_expression_warning): Handle FIXED_CST.
	(overflow_warning): Likewise.
	(warnings_for_convert_and_check): Likewise.
	(c_common_fixed_point_type_for_size): New.
	(c_common_type_for_mode): Handle fixed-point modes to
	return various saturating/non-saturating, signed/unsigned types.
	(c_common_signed_or_unsigned_type): Support fixed-point types.
	(shorten_compare): Check fixed-point zero.
	Handle FIXED_POINT_TYPE.
	(c_common_truthvalue_conversion): Handle FIXED_CST.
	Handle FIXED_POINT_TYPE.
	(c_common_nodes_and_builtins): Record builtin types for fixed-point
	types.
	(handle_mode_attribute): Handle fixed-point modes.  Need to check
	if the signness of base type and fixed-point modes are consistent.
	(handle_vector_size_attribute): Handle fixed-point modes.
	(same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
	(warn_for_div_by_zero): Check fixed-point zero.
	* c-typeck.c (c_common_type): Check FIXED_POINT_TYPE.  Build
	a common fixed-point type based on fbit, ibit, sign, and saturation.
	(build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
	NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
	PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
	(convert_for_assignment): Support FIXED_POINT_TYPE.
	(digest_init): Handle FIXED_POINT_TYPE.
	(build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
	TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
	TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
	GE_EXPR, LT_EXPR, GT_EXPR.
	* target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
	(TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
	* target.h (gcc_target): Add fixed_point_supported_p.
	* targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
	MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
	(default_fixed_point_supported_p): Define.
	* targhooks.h (default_fixed_point_supported_p): Declare.
	* doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
	* doc/install.texi (Configuration): Add --enable-fixed-point.
	* configure.ac (--enable-fixed-point): New to enable fixed-point
	arithmetic extension to C.  For mips targets, we enable it by default.
	* configure, config.in: Regenerate.

From-SVN: r127652
 2007-08-20 22:26:47 +00:00
Nick Clifton
9dcd6f09a3 Change copyright header to refer to version 3 of the GNU General Public License and to point readers at the COPYING3 file and the FSF's license web page. 
From-SVN: r126948
 2007-07-26 08:37:01 +00:00
Tom Tromey
0bacb8c748 c-parser.c (objc_pq_context): Removed. 
* c-parser.c (objc_pq_context): Removed.
	(objc_need_raw_identifier): Likewise.
	(c_parser) <objc_pq_context>: New field.
	<objc_need_raw_identifier>: Likewise.
	(OBJC_NEED_RAW_IDENTIFIER): Removed.
	(c_lex_one_token): Update.
	(c_parser_objc_protocol_definition): Update.
	(c_parser_objc_method_definition): Update.
	(c_parser_objc_methodproto): Update.
	(c_parser_declspecs): Update.

From-SVN: r126269
 2007-07-03 18:09:15 +00:00
Tom Tromey
7114359fb6 c-tree.h (start_enum): Update. 
* c-tree.h (start_enum): Update.
	(build_enumerator): Likewise.
	* c-decl.c (enum_next_value): Removed.
	(enum_overflow): Likewise.
	(start_enum): Add c_enum_contents argument.  Don't use globals.
	(build_enumerator): Likewise.
	* c-tree.h (struct c_enum_contents): New struct.

From-SVN: r125322
 2007-06-04 23:19:19 +00:00
Dirk Mueller
62e00e9474 c-common.h (empty_body_warning): Rename to empty_if_body_warning. 
2007-03-14  Dirk Mueller  <dmueller@suse.de>

        * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
        * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
        * c-parser.c (c_parser_if_body): Always add an empty statement in case
        of empty body.
        * c-parser.c (c_parser_do_statement): Warn about empty body in
        do/while statement.
        * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
        * doc/invoke.texi (-Wempty-body): Update documentation.

        * cp/semantics.c (c_finish_if_stmt): Call empty_if_body_warning.
        (finish_do_body): Warn about empty body in do/while statement.

        * g++.dg/warn/do-empty.C: New.
        * gcc.dg/do-empty.c: New.
        * gcc.dg/if-empty-1.c: Update.
        * gcc.dg/20001116-1.c: Update.
        * gcc.dg/pr23165.c: Update.

From-SVN: r122928
 2007-03-14 19:33:17 +00:00
Richard Henderson
8893239dc4 Makefile.in (libgcc-support, [...]): Add emutls.c. 
gcc/ChangeLog:
* Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
* builtin-types.def (BT_WORD): Make unsigned.
(BT_FN_VOID_PTR_WORD_WORD_PTR): New.
* builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
(BUILT_IN_EMUTLS_REGISTER_COMMON): New.
* c-decl.c (grokdeclarator): Don't error if !have_tls.
* c-parser.c (c_parser_omp_threadprivate): Likewise.
* dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
emulated tls.
* expr.c (emutls_var_address): New.
(expand_expr_real_1): Expand emulated tls.
(expand_expr_addr_expr_1): Likewise.
* libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
* output.h (emutls_finish): Declare.
* toplev.c (compile_file): Call it.
* tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
address before wrapping in CONST.
* varasm.c (emutls_htab, emutls_object_type): New.
(EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
(get_emutls_object_name, get_emutls_object_type): New.
(get_emutls_init_templ_addr, emutls_decl): New.
(emutls_common_1, emutls_finish): New.
(assemble_variable): When emulating tls, swap decls; generate
constructor for the emutls objects.
(do_assemble_alias): When emulating tls, swap decl and target name.
(default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
for emulated tls.
* varpool.c (decide_is_variable_needed): Look at force_output.
Recurse for emulated tls.
(cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
with decide_is_variable_needed.
* emutls.c: New file.
* config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
tls_object for real tls.
gcc/cp/ChangeLog:
* decl.c (grokvardecl): Don't error if !have_tls.
(grokdeclarator): Likewise.
* parser.c (cp_parser_omp_threadprivate): Likewise.
gcc/fortran/ChangeLog:
* f95-lang.c (gfc_init_builtin_functions): Add __emutls_get_address
and __emutls_register_common.
* openmp.c (gfc_match_omp_threadprivate): Don't error if !have_tls.
* trans-common.c (build_common_decl): Don't check have_tls.
* trans-decl.c (gfc_finish_var_decl): Likewise.
* types.def (BT_WORD, BT_FN_PTR_PTR): New.
(BT_FN_VOID_PTR_WORD_WORD_PTR): New.
gcc/testsuite/ChangeLog:
* lib/target-supports.exp (check_effective_target_tls): Redefine
to mean non-emulated tls.
* gcc.dg/tls/alias-1.c: Remove tls requirement.
* gcc.dg/tls/asm-1.c, gcc.dg/tls/debug-1.c, gcc.dg/tls/diag-1.c,
gcc.dg/tls/diag-2.c, gcc.dg/tls/diag-3.c, gcc.dg/tls/diag-4.c,
gcc.dg/tls/diag-5.c, gcc.dg/tls/init-1.c, gcc.dg/tls/nonpic-1.c,
gcc.dg/tls/opt-10.c, gcc.dg/tls/opt-5.c, gcc.dg/tls/opt-6.c,
gcc.dg/tls/opt-8.c, gcc.dg/tls/opt-9.c, gcc.dg/tls/pic-1.c,
gcc.dg/tls/struct-1.c, gcc.dg/tls/trivial.c: Likewise.

From-SVN: r121800
 2007-02-10 19:19:10 +00:00
Manuel López-Ibáñez
b3b433c507 re PR middle-end/7651 (Define -Wextra strictly in terms of other warning flags) 
2006-12-16  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

	PR middle-end/7651
	* c.opt (Wempty-body): New.
	* doc/invoke.texi (Wempty-body): Document it.
	(Wextra): Enabled by -Wextra.
	* c-opts.c (c_common_post_options): Enabled by -Wextra.
	* c-common.c (empty_body_warning): Replace Wextra with Wempty-body.
	* c-parser.c (c_parser_c99_block_statement): Likewise.
testsuite/
	* gcc.dg/20001116-1.c: Replace -Wextra with -Wempty-body.
	* gcc.dg/if-empty-1.c: Likewise.
	* gcc.dg/pr23165.c: Likewise.
	* g++.dg/warn/empty-body.C: Likewise.

From-SVN: r119963
 2006-12-16 16:48:01 +00:00
Zack Weinberg
566c6181e6 c-opts.c (c_common_parse_file): Unconditionally give a warning, suitable for the language, if set_yydebug is true. 
* c-opts.c (c_common_parse_file): Unconditionally give a warning,
	suitable for the language, if set_yydebug is true.
	* c-pragma.h: Define enum pragma_omp_clause here.  Don't define
	YYDEBUG or declare yydebug.
	* c-parser.c (yydebug, enum pragma_omp_clause): Delete.
	* cp/parser.c: Likewise.

From-SVN: r119704
 2006-12-10 05:09:29 +00:00
Aldy Hernandez
07beea0df3 Merge gimple-tuples-branch into mainline. 
From-SVN: r119546
 2006-12-05 17:26:05 +00:00
Jakub Jelinek
5c386a95ee re PR c/29955 (ICE with -fopenmp -fexceptions) 
PR c/29955
	* c-tree.h (c_maybe_initialize_eh): New prototype.
	* c-decl.c (finish_decl): Move EH initialization...
	(c_maybe_initialize_eh): ... here.  New function.
	* c-parser.c (c_parser_omp_construct): Call c_maybe_initialize_eh
	if not #pragma omp atomic.

	* gcc.dg/gomp/pr29955.c: New test.

From-SVN: r119168
 2006-11-24 22:28:38 +01:00
Richard Henderson
a98d4769d5 Revert emutls patch. 
From-SVN: r117578
 2006-10-09 09:27:14 -07:00
Richard Henderson
e701a32a98 Makefile.in (libgcc.mk, [...]): Add emutls.c. 
gcc/
        * Makefile.in (libgcc.mk, LIBGCC_DEPS): Add emutls.c.
        * builtin-types.def (BT_WORD): Make unsigned.
        (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
        * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
        (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
        * c-decl.c (grokdeclarator): Don't error if !have_tls.
        * c-parser.c (c_parser_omp_threadprivate): Likewise.
        * cgraph.c (decide_is_variable_needed): Look at force_output.
        Recurse for emulated tls.
        * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Remove
        checks redundant with decide_is_variable_needed.
        (cgraph_build_static_cdtor): Do cgraph_varpool_assemble_pending_decls.
        * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
        emulated tls.
        * expr.c (emutls_var_address): New.
        (expand_expr_real_1): Expand emulated tls.
        (expand_expr_addr_expr_1): Likewise.
        * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
        * output.h (emutls_finish): Declare.
        * toplev.c (compile_file): Call it.
        * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
        address before wrapping in CONST.
        * varasm.c (emutls_htab, emutls_object_type): New.
        (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
        (get_emutls_object_name, get_emutls_object_type): New.
        (get_emutls_init_templ_addr, emutls_decl): New.
        (emutls_common_1, emutls_finish): New.
        (assemble_variable): When emulating tls, swap decls; generate
        constructor for the emutls objects.
        (do_assemble_alias): When emulating tls, swap decl and target name.
        (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
        for emulated tls.
        * emutls.c: New file.
        * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
        tls_object for real tls.

gcc/cp/
        * decl.c (grokvardecl): Don't error if !have_tls.
        (grokdeclarator): Likewise.
        * parser.c (cp_parser_omp_threadprivate): Likewise.

gcc/fortran/
        * f95-lang.c (gfc_init_builtin_functions): Add __emutls_get_address
        and __emutls_register_common.
        * openmp.c (gfc_match_omp_threadprivate): Don't error if !have_tls.
        * trans-common.c (build_common_decl): Don't check have_tls.
        * trans-decl.c (gfc_finish_var_decl): Likewise.
        * types.def (BT_WORD, BT_FN_PTR_PTR): New.
        (BT_FN_VOID_PTR_WORD_WORD_PTR): New.

gcc/testsuite/
        * lib/target-supports.exp (check_effective_target_tls): Redefine
        to mean non-emulated tls.
        * gcc.dg/tls/alias-1.c: Remove tls requirement.
        * gcc.dg/tls/asm-1.c, gcc.dg/tls/debug-1.c, gcc.dg/tls/diag-1.c,
        gcc.dg/tls/diag-2.c, gcc.dg/tls/diag-3.c, gcc.dg/tls/diag-4.c,
        gcc.dg/tls/diag-5.c, gcc.dg/tls/init-1.c, gcc.dg/tls/nonpic-1.c,
        gcc.dg/tls/opt-10.c, gcc.dg/tls/opt-5.c, gcc.dg/tls/opt-6.c,
        gcc.dg/tls/opt-8.c, gcc.dg/tls/opt-9.c, gcc.dg/tls/pic-1.c,
        gcc.dg/tls/struct-1.c, gcc.dg/tls/trivial.c: Likewise.

From-SVN: r117440
 2006-10-04 14:09:20 -07:00
Joseph Myers
3542a5c0f6 re PR c/28504 (ICE with variable sized array) 
PR c/28504
	* c-tree.h (struct c_arg_info): Add pending_sizes.
	* c-parser.c (c_parser_parms_declarator,
	c_parser_parms_list_declarator): Initialize pending_sizes.
	* c-decl.c (get_parm_info): Initialize pending_sizes.
	(get_parm_info): Set pending_sizes.
	(grokdeclarator): Call put_pending_sizes for parameters for
	function definition only.

testsuite:
	* gcc.dg/vla-10.c: New test.

From-SVN: r116789
 2006-09-09 00:41:21 +01:00
Paolo Bonzini
6d4d7b0eed [multiple changes] 
2006-08-17  Paolo Bonzini <bonzini@gnu.org>

	PR c++/28573
	* c-common.c (fold_offsetof_1): Add an argument and recurse down to it
	or the INTEGER_CST.  Fail on a CALL_EXPR. 
	(fold_offsetof): Pass new argument to fold_offsetof_1.
	* c-parser.c (c_parser_postfix_expression): Don't include a NULL
	operand into an INDIRECT_REF. 
	* c-typeck.c (build_unary_op): Adjust call to fold_offsetof.

cp:
2006-08-17  Paolo Bonzini  <bonzini@gnu.org>

	PR c++/28573
	* semantics.c (finish_offsetof): Add new argument to fold_offsetof.

testsuite:
2006-08-17  Paolo Bonzini  <bonzini@gnu.org>

	PR c++/28573
	* g++.dg/parse/offsetof6.C: New test.
	* g++.dg/parse/offsetof7.C: New test.

From-SVN: r116208
 2006-08-17 07:02:55 +00:00
Mike Stump
4adb785d44 re PR c/28280 (bogus "statement with no effect" warning with VLA and typeof) 
PR c/28280
	* c-parser.c (c_parser_typeof_specifier): Don't use
	c_finish_expr_stmt, open code desired semantics instead.

From-SVN: r116163
 2006-08-15 18:01:19 +00:00
Volker Reichelt
2c14ae9a7b re PR c/28649 (Poor error recovery of C parser) 
PR c/28649
	* c-parser.c (c_parser_compound_statement_nostart): Reset
	parser->error after each statement.

	* gcc.dg/parse-error-1.c: New test.
	* gcc.dg/parse-error-2.c: New test.
	* gcc.dg/cpp/digraph2.c: Add error-marker.
	* gcc.dg/noncompile/920923-1.c: Likewise.

From-SVN: r116157
 2006-08-15 16:52:25 +00:00
Volker Reichelt
85cad37c81 re PR c/28136 (ICE with incomplete array type) 
PR c/28136
	* c-parser.c (c_parser_postfix_expression_after_paren_type): Robustify.

	* gcc.dg/init-bad-5.c: New test.

From-SVN: r115952
 2006-08-05 23:08:54 +00:00
Mike Stump
9c93098153 revert: re PR c/28280 (bogus "statement with no effect" warning with VLA and typeof) 
Revert:
        PR c/28280
        * c-parser.c (c_parser_typeof_specifier): Don't use
        c_finish_expr_stmt, open code desired semantics instead.

From-SVN: r115479
 2006-07-15 17:03:44 +00:00
Mike Stump
8b907df422 re PR c/28280 (bogus "statement with no effect" warning with VLA and typeof) 
PR c/28280
	* c-parser.c (c_parser_typeof_specifier): Don't use
	c_finish_expr_stmt, open code desired semantics instead.

From-SVN: r115369
 2006-07-12 13:12:08 +00:00
Roger Sayle
9e33de052d c-parser.c (c_parser_skip_to_end_of_block_or_statement): Add a default case to switch statement to silence compiler warnings. 
* c-parser.c (c_parser_skip_to_end_of_block_or_statement): Add
	a default case to switch statement to silence compiler warnings.

From-SVN: r115243
 2006-07-07 00:20:02 +00:00
Mark Mitchell
fe89d79748 re PR c++/26559 (ICE with __builtin_constant_p in template argument) 
2006-06-14  Mark Mitchell  <mark@codesourcery.com>

	PR c++/26559
	* c-common.h (c_finish_omp_atomic): Adjust declaration.
	* c-omp.c (c_finish_omp_atomic): Return the expression to perform,
	rather than calling add_stmt on it.
	* c-parser.c (c_parser_omp_atomic): Adjust accordingly.

2006-06-14  Mark Mitchell  <mark@codesourcery.com>

	PR c++/26559
	* pt.c (tsubst_expr): Use finish_omp_atomic.
	(value_dependent_expression_p): All CALL_EXPRs are dependent.
	* semantics.c (finish_omp_atomic): Rework to use standard
	paradigms for handling non-dependent expressions.

2006-06-14  Mark Mitchell  <mark@codesourcery.com>

	PR c++/26559
	* g++.dg/template/builtin1.C: New test.
	* g++.dg/gomp/tpl-atomic-2.C: Remove XFAIL.

From-SVN: r114665
 2006-06-15 03:26:38 +00:00
Mike Stump
6a1f861162 re PR c/27673 (Gcc failed to bootstrap on Linux) 
PR c/27673
	* c-parser.c (c_parser_parms_declarator): Initialize had_vla_unspec.
	(c_parser_parms_list_declarator): Likewise.

From-SVN: r113904
 2006-05-19 10:06:17 +00:00
Mike Stump
c22cacf346 Whitespace fixups 
From-SVN: r113893
 2006-05-18 22:16:23 +00:00
Mike Stump
52ffd86eb6 Fix up vla, vm and [*] sematics. 
PR c/18740
	PR c/7948
	PR c/25802
	* c-tree.h (struct c_arg_info): Add had_vla_unspec.
	(c_vla_unspec_p): Add.
	(c_vla_type_p): Add.
	* c-decl.c (struct c_scope): Add had_vla_unspec.
	(build_array_declarator): Add support for [*].
	(grokdeclarator): Likewise.
	(grokparms): Likewise.
	(get_parm_info): Likewise.
	* c-objc-common.c (c_vla_unspec_p): Likewise.
	* c-objc-common.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Likewise.
	* c-parser.c (c_parser_typeof_specifier): Evaluate arguments to
	typeof when argument is a variably modified type not inside sizeof or alignof.
	(c_parser_direct_declarator_inner): Propagate errors.
	(c_parser_sizeof_expression): Add support for [*].
	* c-typeck.c (c_vla_type_p): Add.
	(composite_type): Add support for vla compositing.
	(comptypes_internal): Add support for vla compatibility.
	(c_expr_sizeof_expr): Evaluate vla arguments.
	* tree.c (variably_modified_type_p): Update comment for [*].

testsuite:
	* gcc.dg/c90-arraydecl-1.c: Update for vla, vm [*] fixups.
	* gcc.dg/vla-4.c: Add.
	* gcc.dg/vla-5.c: Add.
	* gcc.dg/vla-6.c: Add.

From-SVN: r113888
 2006-05-18 18:22:12 +00:00
Jakub Jelinek
761041be91 re PR middle-end/27415 (Iteration var in firstprivate or reduction clauses not reported) 
PR middle-end/27415
	* tree.h (OMP_PARALLEL_COMBINED): Define.
	* gimplify.c (struct gimplify_omp_ctx): Add is_combined_parallel field.
	(new_omp_context): Add is_combined_parallel argument.
	(gimplify_scan_omp_clauses): Add in_combined_parallel argument, adjust
	new_omp_context caller.
	(gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
	Adjust gimplify_scan_omp_clauses callers.
	(omp_is_private): Issue errors if iteration variable is firstprivate
	or reduction in the current context.
	* c-parser.c (c_parser_omp_parallel): Set OMP_PARALLEL_COMBINED
	on combined parallel workshare constructs.
cp/
	* parser.c (cp_parser_omp_parallel): Set OMP_PARALLEL_COMBINED
	on combined parallel workshare constructs.
	* pt.c (tsubst_expr): Copy OMP_PARALLEL_COMBINED flag.
fortran/
	* trans-openmp.c (gfc_trans_omp_parallel_do,
	gfc_trans_omp_parallel_sections, gfc_trans_omp_parallel_workshare): Set
	OMP_PARALLEL_COMBINED flag.
testsuite/
	* gcc.dg/gomp/pr27415.c: New test.
	* g++.dg/gomp/pr27415.C: New test.

From-SVN: r113846
 2006-05-17 10:35:01 +02:00
Aldy Hernandez
8d8d1a2801 c-parser.c (c_parser_cast_expression): Only insert casts into hash table if pointer. 
PR/21391
        * c-parser.c (c_parser_cast_expression): Only insert casts into
        hash table if pointer.
        * function.c (used_types_insert_helper): Rename from
        used_types_insert.
        (used_types_insert): Call used_types_insert_helper.
        * function.h (used_types_insert): Accept only one argument.
        * cp/typeck.c (build_static_cast_1): Save casted types in used types
        hash table.
        (build_reinterpret_cast_1): Same.
        * cp/rtti.c (build_dynamic_cast_1): Same.
        * testsuite/g++.dg/other/unused1.C: New.

From-SVN: r113561
 2006-05-05 19:57:38 +00:00
Richard Henderson
2a83cc5254 re PR c/27358 (ICE with invalid variable after #pragma omp parallel) 
PR c/27358
        * c-parser.c (c_parser_skip_to_end_of_block_or_statement): Move after
        c_parser_skip_to_pragma_eol.  Convert to switch statement.  Handle
        CPP_PRAGMA.

From-SVN: r113421
 2006-05-01 10:46:32 -07:00
Jakub Jelinek
1562e1fee7 re PR c/25996 ([gomp] ICE on undefined iteration variable) 
PR c/25996
	* c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for if
	either decl or init is error_mark_node.

	* gcc.dg/gomp/pr25996.c: New test.
	* g++.dg/gomp/pr25996.C: New test.

From-SVN: r113269
 2006-04-26 10:23:12 +02:00
Aldy Hernandez
33c9159e09 20060410.c: New. 
PR/21391
	* testsuite/gcc.dg/20060410.c: New.
	* dwarf2out.c (struct die_struct): Add die_perennial_p field.
	(premark_used_types_helper): New.
	(premark_used_types): New.
	(gen_subprogram_die): Call premark_used_types.
	(prune_unused_types_walk): Do not prune perennial dies.
	* function.c (used_types_insert): New.
	* function.h (struct function): Add used_types_hash field.
	(used_types_insert): Add prototype.
	* Makefile.in (FUNCTION_H): Depend on HASHTAB_H.
	* c-parser.c (c_parser_cast_expression): Save casted types in used
	types hash table.

From-SVN: r112845
 2006-04-11 01:36:50 +00:00
Diego Novillo
aaf46ef979 re PR middle-end/25886 (up to 256 tree codes for Objective-C++) 
* tree.h (TREE_RANGE_CHECK): Fix range predicate.
	(TREE_BLOCK): Add call to EXPR_CHECK.


	PR 25886
	* tree-dump.c (dequeue_and_dump): Handle OMP_CLAUSE.
	* tree-pretty-print.c (dump_omp_clause): Extract from ...
	(dump_omp_clauses): ... here.
	(dump_generic_node): Handle OMP_CLAUSE.
	* tree.c (omp_clause_num_ops): New.
	(omp_clause_code_name): New.
	(tree_code_size): Handle OMP_CLAUSE.
	(tree_size): Likewise.
	(make_node): Document handling of OMP_CLAUSE.
	(tree_node_structure): Handle OMP_CLAUSE.
	(omp_clause_check_failed): New.
	(omp_clause_range_check_failed): New.
	(omp_clause_operand_check_failed): New.
	(build_omp_clause): New.
	(walk_tree): Adjust handling of OMP_CLAUSE_* nodes.
	* tree.h (enum omp_clause_code): Declare.
	(OMP_CLAUSE_SUBCODE): Define.
	(OMP_CLAUSE_RANGE_CHECK): Define.
	(OMP_CLAUSE_ELT_CHECK): Define.
	(omp_clause_check_failed): Declare.
	(omp_clause_operand_check_failed): Declare.
	(omp_clause_range_check_failed): Declare.
	(OMP_CLAUSE_CHAIN): Do not use TREE_RANGE_CHECK.
	(OMP_CLAUSE_OPERAND): Use OMP_CLAUSE_RANGE_CHECK.
	(OMP_CLAUSE_PRIVATE_DEBUG): Use OMP_CLAUSE_SUBCODE_CHECK.
	(OMP_CLAUSE_LASTPRIVATE): Likewise.
	(OMP_CLAUSE_IF_EXPR): Likewise.
	(OMP_CLAUSE_NUM_THREADS_EXPR): Likewise.
	(OMP_CLAUSE_SCHEDULE_CHUNK_EXPR): Likewise.
	(OMP_CLAUSE_REDUCTION_CODE): Likewise.
	(OMP_CLAUSE_REDUCTION_INIT): Likewise.
	(OMP_CLAUSE_REDUCTION_MERGE): Likewise.
	(OMP_CLAUSE_REDUCTION_PLACEHOLDER): Likewise.
	Use tree_node.omp_clause.subcode instead of TREE_COMPLEXITY.
	(OMP_CLAUSE_SCHEDULE_KIND): Likewise.
	(OMP_CLAUSE_DEFAULT_KIND): Likewise.
	(OMP_CLAUSE_CODE): Define.
	(OMP_CLAUSE_SET_CODE): Define.
	(OMP_CLAUSE_CODE): Define.
	(OMP_CLAUSE_OPERAND): Define.
	(struct tree_omp_clause): Declare.
	(union tree_node): Add field 'omp_clause'.
	* treestruct.def (TS_OMP_CLAUSE): Define.
	* tree.def (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_SHARED
	OMP_CLAUSE_FIRSTPRIVATE, OMP_CLAUSE_LASTPRIVATE,
	OMP_CLAUSE_REDUCTION, OMP_CLAUSE_COPYIN,
	OMP_CLAUSE_COPYPRIVATE, OMP_CLAUSE_IF,
	OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE,
	OMP_CLAUSE_NOWAIT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Remove.
	(OMP_CLAUSE): Define.
	* print-tree.c (print_node): Handle OMP_CLAUSE.
	* omp-low.c: Adapt all uses of OMP_CLAUSE_* nodes.
	* c-typeck.c: Likewise.
	* gimplify.c: Likewise.
	* c-omp.c: Likewise.
	* tree-nested.c: Likewise.
	* tree-inline.c: Likewise.
	* c-parser.c: Likewise.
	* gimple-low.c (lower_omp_directive): Do not set TREE_BLOCK on
	clauses.

From-SVN: r110243
 2006-01-25 21:53:01 -05:00
Dirk Mueller
74ac79fa80 re PR c++/5520 (Add a warning to detect empty body of if statements (like in the C frontend)) 
2006-01-20  Dirk Mueller  <dmueller@suse.com>

        PR c++/5520
        * c-parser.c (c_parser_if_body): Use build_empty_stmt()
        instead of a special NOP marker.
        * c-typeck.c (c_finish_if_stmt): Remove obsoleted special
        NOP marker handling.
        * c-common.h (empty_body_warning): Add forward declaration.
        * c-common.c (empty_body_warning): Add (from c_finish_if_stmt).
        Now uses IS_EMPTY_STMT() instead of special NOP markers.

        * semantics.c (finish_if_stmt): Call empty_body_warning.
        * parser.c (cp_parser_implicitly_scoped_statement):
        Mark empty statement with an empty stmt.

        * g++.dg/warn/empty-body.C: New.

From-SVN: r110019
 2006-01-20 09:30:22 +00:00
Diego Novillo
953ff28998 [multiple changes] 
2006-01-18  Richard Henderson  <rth@redhat.com>
	    Jakub Jelinek  <jakub@redhat.com>
            Diego Novillo  <dnovillo@redhat.com>

	* libgomp: New directory.
	* Makefile.def: Add target_module libgomp.
	* Makefile.in: Regenerate.
	* configure.in (target_libraries): Add target-libgomp.
	* configure: Regenerate.


contrib/

2006-01-18  Richard Henderson  <rth@redhat.com>
            Diego Novillo  <dnovillo@redhat.com>

	* gcc_update (files_and_dependencies): Add libgomp files.


gcc/

2006-01-18  Richard Henderson  <rth@redhat.com>
            Aldy Hernandez  <aldyh@redhat.com>
	    Jakub Jelinek  <jakub@redhat.com>
            Diego Novillo  <dnovillo@redhat.com>

	* omp-low.c: New file.
	* c-omp.c: New file.

2006-01-18  Richard Henderson  <rth@redhat.com>
	    Jakub Jelinek  <jakub@redhat.com>
            Diego Novillo  <dnovillo@redhat.com>

	* doc/invoke.texi: Document -fopenmp.
	* tree-dump.h (debug_function): Declare.

	* hooks.c (hook_bool_tree_bool_false): New function.
	(hook_tree_tree_null): Remove.
	(hook_tree_tree_tree_null): New.
	* hooks.h: Update to match.

	* tree-pretty-print.c (debug_tree_chain): New.
	(print_generic_expr): Handle TDF_CHAIN.
	(dump_generic_node): Handle BLOCK.
	Do not abort with incomplete SWITCH_EXPRs.
	Do not dump body of an OpenMP directive if TDF_SLIM is given.
	<case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
	print space after directive name.
	<OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
	Handle OMP_MASTER and OMP_ORDERED.
	Handle printing of OMP_BODY just in one place, goto
	dump_omp_body in the rest of OMP_* nodes that have
	OMP_BODY.
	Don't handle clause nodes here.  Update omp statements to
	use dump_omp_clauses.
	Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
	OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
	OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
	GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
	GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
	GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
	Adjust output for GOMP_PARALLEL.
	(dump_omp_clauses): New.
	(print_declaration): Dump DECL_VALUE_EXPR.
	(op_symbol_1): Split out of op_symbol.
	(dumping_stmts): Remove.  Update all users.

	* cgraph.c (cgraph_analyze_queue): New.
	(cgraph_add_new_function): New.
	* cgraph.h (cgraph_analyze_queue): Declare.
	(cgraph_add_new_function): Declare.
	(cgraph_lower_function): Remove.

	* tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
	nodes.  Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
	and TYPE_P nodes in its default clause.
	(empty_body_p): New.
	(tree_range_check_failed): New.
	(build5_stat): New.

	* tree.h (OMP_CLAUSE_REDUCTION_INIT,
	OMP_CLAUSE_REDUCTION_MERGE,
	OMP_CLAUSE_REDUCTION_PLACEHOLDER,
	OMP_CLAUSE_PRIVATE_DEBUG,
	OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
	OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
	OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
	OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
	OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
	OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
	OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
	OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
	OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
	OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
	OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
	OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
	OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
	OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
	(TREE_RANGE_CHECK): New.
	(empty_body_p): Declare.
	(enum omp_clause_default_kind): New.
	(build_string_literal): Declare.
	(enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
	(build5_stat, build5): Declare.

	* tree-pass.h (TDF_CHAIN): Define.
	* tree-pass.h (PROP_gimple_lomp): Define.
	(pass_lower_omp): Declare.

	* diagnostic.h (debug_tree_chain): Declare.

	* builtins.c (get_builtin_sync_mode): Use 0 as last argument to
	mode_for_size.
	(expand_builtin): Handle sync BUILT_IN_*_16 builtins.
	* builtins.c (build_string_literal): Make extern.

	* gcc.c (include_spec_function): New.
	(static_spec_functions): Add it.
	(main): Move load of libgomp.spec ...
	(LINK_COMMAND_SPEC): ... here.
	(link_gomp_spec): New.
	(static_specs): Include it.
	(LINK_COMMAND_SPEC): Add link_gomp.
	(GOMP_SELF_SPECS): New.
	(driver_self_specs): Include it.
	(switch_matches): Don't mark inline.
	(main): Load libgomp.spec.

	* tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
	OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
	and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.

	* tree-gimple.h (enum omp_parallel): Declare.
	(determine_parallel_type): Declare.
	(omp_firstprivatize_variable): Declare.
	(omp_reduction_init): Declare.
	(diagnose_omp_structured_block_errors): Declare.
	(struct walk_stmt_info): Add want_return_expr.
	(struct walk_stmt_info): Add want_bind_expr, want_locations.
	(find_omp_clause): Declare.
	(insert_field_into_struct): Declare.
	(struct walk_stmt_info): Move from tree-nested.c
	(walk_stmts): Declare.

	* c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
	to 200505.

	* cgraphunit.c (cgraph_lower_function): Make static.
	(cgraph_finalize_pending_functions): New.
	(cgraph_finalize_function): Call it.
	(cgraph_finalize_compilation_unit): Likewise.

	* builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
	BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
	(BT_FN_UINT_UINT): New.
	(DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
	DEF_FUNCTION_TYPE_VAR_4): Document.
	(BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
	BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
	BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
	BT_FN_VOID_OMPFN_PTR_UINT_UINT,
	BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
	BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
	BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
	BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.

	* builtins.def: Update DEF_BUILTIN comment to include COND argument.
	Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
	into separate files.
	(DEF_GOMP_BUILTIN): New.
	(BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
	BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
	BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
	BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
	BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
	BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
	BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
	BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
	BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
	BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
	BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
	BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
	BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
	BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
	BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
	BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
	BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
	BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
	BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
	BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
	BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
	BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
	BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
	BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
	BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
	BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
	* sync-builtins.def: New file, moved from builtins.def.
	* omp-builtins.def: New file, moved from builtins.def.

	* c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.

	* gimple-low.c (lower_function_body): Clear data.
	(lower_stmt): Do not handle COMPOUND_EXPR.
	Remove call to print_node_brief.

	* c-tree.h (c_finish_omp_clauses): New prototype.
	(C_DECL_THREADPRIVATE_P): Define.
	(lookup_name_no_remap, c_omp_remap_private): Remove
	(c_begin_omp_parallel, c_finish_omp_parallel): Update.
	(check_for_loop_decls): Update decl.
	(lookup_name_no_remap, c_omp_remap_private): Declare.
	(build_indirect_ref, build_modify_expr, pushdecl,
	pushdecl_top_level): Move to c-common.h.

	* dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
	before the switch, but just in the 2 places that need it.

	* c-decl.c (diagnose_mismatched_decls): Do not check for
	mismatched thread-local attributes when OLDDECL is marked
	threadprivate and NEWDECL has no thread-local attributes.
	(merge_decls): Merge C_DECL_THREADPRIVATE_P.
	(c_gimple_diagnostics_recursively): Rename from
	c_warn_unused_result_recursively.  Invoke
	diagnose_omp_structured_block_errors.
	(check_for_loop_decls): Return a singular decl found.

	* langhooks.c (lhd_omp_predetermined_sharing): Return
	OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
	(lhd_omp_firstprivatize_type_sizes): New.
	(lhd_omp_assignment): New.
	(lhd_omp_predetermined_sharing): New.

	* langhooks.h (struct gimplify_omp_ctx): Forward declare.
	(struct lang_hooks_for_types): Add
	omp_firstprivatize_type_sizes, omp_privatize_by_reference,
	omp_predetermined_sharing, omp_disregard_value_expr,
	omp_private_debug_clause, omp_clause_default_ctor,
	omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.

	(c_finish_omp_clauses): New.
	(c_finish_bc_stmt): Diagnose break within omp for.
	(c_begin_omp_parallel, c_finish_omp_parallel): New.
	(build_unary_op): Return error_mark after reporting
	a readonly_error.
	(build_modify_expr): Likewise.

	* gimplify.c: Include optabs.h and pointer-set.h.
	(enum gimplify_omp_var_data): Declare.
	(struct gimplify_omp_ctx): Declare.
	(struct gimplify_ctx): Add fields prev_context, combined_pre_p
	and combined_ctxp.
	(gimplify_ctxp, gimplify_omp_ctxp): New local variables.
	(push_gimplify_context, pop_gimplify_context): Allow nesting.
	(splay_tree_compare_decl_uid): New.
	(new_omp_context): New.
	(delete_omp_context): New.
	(gimple_add_tmp_var): Call omp_add_variable.
	(gimplify_bind_expr): Likewise.
	(gimplify_var_or_parm_decl): If omp_notice_variable returned
	true, disregard DECL_VALUE_EXPR on the decl if any.
	(gimplify_expr_in_ctx): New.
	(omp_firstprivatize_variable, omp_firstprivatize_type_sizes
	omp_add_variable, omp_notice_variable, omp_is_private
	gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
	gimplify_adjust_omp_clauses, gimplify_omp_parallel
	gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
	gimplify_omp_atomic_fetch_op, goa_stabilize_expr
	gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
	gimplify_omp_atomic): New.
	(gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
	OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
	OMP_CRITICAL and OMP_ATOMIC.
	(gimplify_body): Verify gimplify_ctxp is empty after gimplification.

	* c-pragma.h (enum pragma_kind): Add
	PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
	PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
	PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
	PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
	PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
	PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
	PRAGMA_OMP_THREADPRIVATE.

	* tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
	OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
	OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
	OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
	OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
	OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
	OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
	OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
	OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.

	* print-tree.c (print_node): Dump DECL_VALUE_EXPR.

	* tree-ssa-dce.c (find_control_dependence): Do not assume that
	ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).

	* tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
	OpenMP directives.
	(struct nesting_info): Add field_map,
	suppress_expansion, debug_var_chain.
	(create_nesting_tree): Initialize them.
	(lookup_field_for_decl): Use field_map.
	(get_nonlocal_debug_decl, get_local_debug_decl): New.
	(convert_local_omp_clauses): New.
	(finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
	(walk_body): Split out of walk_function.
	(convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
	(convert_nonlocal_reference): Handle omp statements.
	(convert_local_reference): Likewise.
	(unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
	(unnest_nesting_tree): New.
	(lower_nested_functions): Call it.
	(insert_field_into_struct): Make extern.
	(struct walk_stmt_info): Move to tree-gimple.h.
	(walk_stmts): Make extern.

	* omp-builtins.def: New file.

	* tree-iterator.c (expr_only): Clarify comment.

	* c-common.h (pushdecl_top_level, pushdecl,
	build_modify_expr, build_indirect_ref,
	c_finish_omp_master, c_finish_omp_critical,
	c_finish_omp_ordered, c_finish_omp_barrier,
	c_finish_omp_atomic, c_finish_omp_flush,
	c_finish_omp_for, c_split_parallel_clauses,
	omp_clause_default_kind, c_omp_sharing_predetermined,
	c_omp_remap_decl): Declare.

	* Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
	(OBJS-common): Add omp-low.o.
	(c-omp.o, omp-low.o): Add.
	(gimplify.o): Add dependency on $(OPTABS_H).
	(GTFILES): Add omp-low.c.
	(gt-stringpool.h): Add.

	* tree-cfg.c (set_bb_for_stmt): Do not update the
	block-to-labels map if we are currently expanding to RTL.
	(tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
	checks.
	Handle IDENTIFIER_NODE.
	(tree_verify_flow_info): Do not ICE when emitting error
	messages about invalid labels.
	(dump_function_to_file): Reset CFUN before emitting the body
	of the function.
	(debug_function): New.

	* passes.c (init_optimization_passes): Schedule
	pass_lower_omp.

	* langhooks-def.h (lhd_omp_predetermined_sharing,
	lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
	Declare.
	(LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
	(LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
	(LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
	LANG_HOOKS_OMP_PREDETERMINED_SHARING,
	LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
	LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
	LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
	LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
	LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
	LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
	(LANG_HOOK_DECLS): Use them.


2006-01-18  Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
	    Richard Henderson  <rth@redhat.com>
	    Jakub Jelinek  <jakub@redhat.com>
            Diego Novillo  <dnovillo@redhat.com>

	* c-parser.c (pragma_omp_clause): Define.
	(c_parser_declaration_or_fndef): Document OpenMP syntax.
	(c_parser_compound_statement): Likewise.
	(c_parser_statement): Likewise.
	(c_parser_pragma): Handle omp pragmas.
	(OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
	OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
	(c_parser_omp_clause_name, check_no_duplicate_clause,
	c_parser_omp_variable_list,
	c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
	c_parser_omp_clause_copyprivate,
	c_parser_omp_clause_default,
	c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
	c_parser_omp_clause_lastprivate,
	c_parser_omp_clause_nowait,
	c_parser_omp_clause_num_threads,
	c_parser_omp_clause_ordered, c_parser_omp_clause_private,
	c_parser_omp_clause_reduction,
	c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
	c_parser_omp_all_clauses, c_parser_omp_structured_block,
	c_parser_omp_atomic, c_parser_omp_barrier,
	c_parser_omp_critical, c_parser_omp_flush,
	c_parser_omp_for_loop, c_parser_omp_for,
	c_parser_omp_master, c_parser_omp_ordered,
	c_parser_omp_sections_scope, c_parser_omp_sections,
	c_parser_omp_parallel, c_parser_omp_single,
	c_parser_omp_construct, c_parser_omp_threadprivate): New.
	* c-pragma.c (init_pragma): Do omp pragma registration here.
	* c.opt (fopenmp): New flag.


2006-01-18  Eric Christopher  <echristo@apple.com>

	* gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
	* config/darwin.h (GOMP_SELF_SPECS): Define.


testsuite/

2006-01-18  Richard Henderson  <rth@redhat.com>
            Aldy Hernandez  <aldyh@redhat.com>
	    Jakub Jelinek  <jakub@redhat.com>
            Diego Novillo  <dnovillo@redhat.com>
            Uros Bizjak  <uros@kss-loka.si>

	* testsuite/gcc.dg/gomp: New directory.

From-SVN: r109902
 2006-01-18 14:21:25 -05:00
Ian Lance Taylor
474eccc603 common.opt (ftoplevel-reorder): New option. 
./:	* common.opt (ftoplevel-reorder): New option.
	* cgraph.c (cgraph_asm_nodes): New global variable.
	(cgraph_asm_last_node): New static variable.
	(cgraph_order): New global variable.
	(cgraph_create_node): Set new order field.
	(cgraph_varpool_node): Likewise.
	(decide_is_variable_needed): Return true if not
	flag_toplevel_reorder.
	(cgraph_add_asm_node): New function.
	* cgraph.h (struct cgraph_node): Add order field.
	(struct cgraph_varpool_node): Add order field.
	(struct cgraph_asm_node): Define.
	(cgraph_asm_nodes, cgraph_order): Declare.
	(cgraph_add_asm_node): Declare.
	* cgraphunit.c (cgraph_varpool_assemble_decl): New static
	function.
	(cgraph_varpool_assemble_pending_decls): Call it.
	(cgraph_output_pending_asms): New static function.
	(cgraph_finalize_compilation_unit): Call it.
	(struct cgraph_order_sort): Define.
	(cgraph_output_in_order): New static function.
	(cgraph_optimize): Call cgraph_output_pending_asms.  Add code for
	!flag_toplevel_reorder case.
	* c-parser.c: Include "cgraph.h".
	(c_parser_asm_definition): Call cgraph_add_asm_node rather than
	assemble_asm.
	* Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
	than -fno-unit-at-a-time.
	* doc/invoke.texi (Option Summary): Mention
	-fno-toplevel-reorder.
	(Optimize Options): Document -fno-toplevel-reorder.  Mention it in
	-funit-at-a-time documentation.
cp/:
	* parser.c: Include "cgraph.h".
	(cp_parser_asm_definition): Call cgraph_add_asm_node rather than
	assemble_asm.

From-SVN: r109811
 2006-01-17 07:04:20 +00:00
Richard Henderson
b9b58168de * c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA. 
From-SVN: r109388
 2006-01-05 13:06:47 -08:00
Richard Henderson
bc4071dd66 directives.c (struct pragma_entry): Add is_deferred. 
libcpp/
	* directives.c (struct pragma_entry): Add is_deferred.  Add ident
	entry to value union.
	(end_directive): Don't eat the line if in_deferred_pragma.
	(run_directive): Remove pragma hacks.
	(insert_pragma_entry): Remove.
	(new_pragma_entry): New.
	(register_pragma_1): Split out of register_pragma.  Only handle
	the lookup tree and return the new entry.
	(cpp_register_pragma): Fill in the pragma entry here.
	(cpp_register_deferred_pragma): New.
	(register_pragma_internal): New.
	(_cpp_init_internal_pragmas): Use register_pragma_internal.
	(do_pragma): Allow pragma expansion after namespace.  For deferred
	pragmas, don't slurp the line into a string.
	(destringize_and_run): Save tokens for deferred pragmas.
	(cpp_handle_deferred_pragma): Remove.
	* macro.c (builtin_macro): Remove pragma token hack.
	(_cpp_push_token_context): Rename from push_token_context and export.
	* internal.h (struct lexer_state): Add pragma_allow_expansion.
	(_cpp_push_token_context): Declare.
	* lex.c (_cpp_lex_token): Allow _cpp_handle_directive to return
	a token.  Update the line number correctly if so.
	(_cpp_lex_direct): Emit CPP_PRAGMA_EOL tokens.
	(cpp_token_val_index): Return CPP_TOKEN_FLD_PRAGMA for pragmas.
	* include/cpplib.h (PRAGMA_EOL): New.
	(CPP_TOKEN_FLD_PRAGMA): New.
	(struct cpp_token): Add val.pragma.
	(struct cpp_options): Remove defer_pragmas.
	(cpp_handle_deferred_pragma): Remove.
	(cpp_register_deferred_pragma): Declare.

gcc/
	* c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
	via integer constant.
	(pragma_lex): Remove.
	* c-pch.c (c_common_pch_pragma): Accept the name as an argument,
	rather than parsing it.
	* c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
	handle_pragma_extern_prefix): Add %< %> quotes.
	(registered_pragmas): New.
	(c_register_pragma_1): New.
	(c_register_pragma): Use it.
	(c_register_pragma_with_expansion): Likewise.
	(c_invoke_pragma_handler): New.
	(init_pragma): Use cpp_register_deferred_pragma directly for
	pch_preprocess.
	* c-pragma.h (enum pragma_kind): New.
	(pragma_handler): New.
	(c_invoke_pragma_handler): Declare.
	* c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
	CPP_PRAGMA_EOL.
	* c-common.h (c_common_pch_pragma): Update decl.
	* Makefile.in (c-parser.o): Update dependencies.
	(GTFILES): Add c-pragma.h.
	* c-parser.c (struct c_token): Add pragma_kind.
	(struct c_parser): Add in_pragma.
	(c_lex_one_token): Always initialize keyword and pragma_kind.
	Extract data for CPP_PRAGMA.
	(c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
	(c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
	Don't allow CPP_PRAGMA_EOL if in_pragma.
	(c_parser_consume_pragma): New.
	(c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
	(c_parser_skip_to_end_of_parameter): Likewise.
	(c_parser_skip_to_end_of_block_or_statement): Likewise.
	(c_parser_skip_to_pragma_eol): New.
	(c_parser_external_declaration): Handle CPP_PRAGMA.
	(c_parser_compound_statement_nostart): Likewise.
	(c_parser_statement_after_labels): Likewise.
	(c_parser_pragma): New.
	(pragma_lex): Likewise.
	(c_parser_pragma_pch_preprocess): New.
	(c_parser_new): Merge into ...
	(c_parse_file): ... here.  Call c_parser_pragma_pch_preprocess.

gcc/cp/
	* lex.c (handle_pragma_java_exceptions): Fix whitespace.
	* parser.c (struct cp_token): Add pragma_kind.
	(eof_token): Update to match.
	(struct cp_lexer): Add in_pragma; rearrange next for better packing.
	(cp_parser_initial_pragma): New.
	(cp_lexer_new_main): Use it.  Don't bother clearing
	c_lex_return_raw_strings.
	(cp_lexer_get_preprocessor_token): Always initialize keyword
	and pragma_kind fields.  Handle CPP_PRAGMA.
	(cp_lexer_consume_token): Don't allow CPP_PRAGMA_EOL when 
	in_pragma is set.
	(cp_lexer_handle_pragma): Remove.  Update callers to cp_parser_pragma.
	(cp_lexer_print_token) <CPP_PRAGMA>: Don't print as a string.
	(cp_parser_skip_to_pragma_eol): New.
	(cp_parser_error): Use it.
	(cp_parser_skip_to_closing_parenthesis): Stop at CPP_PRAGMA_EOL;
	rearrange with switch statement.
	(cp_parser_skip_to_end_of_statement): Likewise.
	(cp_parser_skip_to_end_of_block_or_statement): Likewise.
	(cp_parser_skip_to_closing_brace): Likewise.
	(cp_parser_skip_until_found): Likewise.
	(cp_parser_statement): Add in_compound argument; update callers.
	Use it to decide how to handle pragma parsing.
	(cp_parser_labeled_statement): Add in_compound argument; pass
	it on to cp_parser_statement.
	(cp_parser_statement_seq_opt): Stop at CPP_PRAGMA_EOL.
	(cp_parser_declaration_seq_opt): Likewise.
	(cp_parser_parameter_declaration): Likewise.
	(cp_parser_member_specification_opt): Likewise.
	(cp_parser_function_definition_after_decl): Likewise.
	(cp_parser_cache_group): Handle CPP_PRAGMA/CPP_PRAGMA_EOL pairs.
	(cp_parser_pragma): New.
	(pragma_lex): New.

gcc/testsuite/
	* g++.dg/parse/pragma2.C: Update expected error lines.

From-SVN: r109336
 2006-01-04 08:33:38 -08:00
Jon Grimm
9a8ce21f3b target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New. 
2005-12-16  Jon Grimm  <jgrimm2@us.ibm.com>
	    Janis Johnson  <janis187@us.ibm.com>
	    Ben Elliston  <bje@au.ibm.com>

	* target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New.
	(TARGET_INITIALIZER): Add TARGET_DECIMAL_FLOAT_P.
	* target.h (struct gcc_target): Add decimal_float_supported_p.
	* targhooks.c (default_scalar_mode_supported_p): Handle
	MODE_DECIMAL_FLOAT.
	* builtins.def: Add new builtins for 32, 64 and 128 bit variants
	of inf, nan, finite, isinf and isnan.
	* builtin-types.def (BT_DFLOAT32, BT_DFLOAT64, BT_DFLOAT128,
	BT_DFLOAT32_PTR, BT_DFLOAT64_PTR, BT_DFLOAT128_PTR,
	BT_FN_DFLOAT32, BT_FN_DFLOAT64, BT_FN_DFLOAT128,
	BT_FN_INT_DFLOAT32, BT_FN_INT_DFLOAT64, BT_FN_INT_DFLOAT128,
	BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT64_CONST_STRING,
	BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT32_DFLOAT32,
	BT_FN_DFLOAT64_DFLOAT64, BT_FN_DFLOAT128_DFLOAT128): New.
	* c-decl.c (declspecs_add_type): Verify combos on type qualifiers.
	Pedwarn if decimal floating point types are used.  Error if
	decimal floating point is not supported by the target.
	(finish_declspecs): Return type from DFP typespec_word.
	* c-typeck.c (c_common_type): Choose the decimal floating point
	type with the greater precision when determining a common type.
	(convert_arguments): Warn if there is a mismatch between argument
	and prototype for decimal float types.  Warn of conversions with
	binary float types and of precision narrowing due to prototype.
	* c-parser.c (reswords): Add _Decimal32, _Decimal64, _Decimal128.
	(c_token_starts_typename): Handle RID_DFLOAT32/64/128.
	(c_token_starts_declspecs): Likewise.
	(c_parser_attributes): Likewise.
	* c-common.h (enum rid): Add new enumeration values RID_DFLOAT32,
	RID_DFLOAT64, RID_DFLOAT128.
	(T_D32, TEX_D32, T_D64, TEX_D64, T_D128, TEX_D128): New macros.
	* c-common.c (c_common_type_for_mode): Handle decimal float modes.
	(shorten_compare): Convert DFP/BFP operands to a common type.
	(c_common_modes_and_builtins): Register built-in decimal float
	types if the target supports them.
	(handle_mode_addtribute): Handle MODE_DECIMAL_FLOAT.
	* builtins.c (fold_builtin_1): Handle 32, 64 and 128 bit cases of
	inf, nan, finite, isinf and isnan builtins.
	* c-cppbuiltin.c (builtin_define_decimal_float_constants): New.
	(builtin_define_float_constants): Assert non-decimal radix.
	(c_cpp_builtins): Register built-in __DEC_EVAL_METHOD__ define.
	Call builtin_define_decimal_float_constants for each type.
	* c-lex.c (interpret_float): Decode decimal float types from CPP_N
	flags.  Use real_from_string3, which can handle binary or decimal
	floats.
	* c-tree.h (enum c_typespec_keyword): Add cts_dfloat32,
	cts_dfloat64, cts_dfloat128.
	* tree.c (build_common_tree_nodes_2): Add decimal float types.
	* tree.h (enum tree_index): Add new enumeration values
	TI_DFLOAT32_TYPE, TI_DFLOAT64_TYPE, TI_DFLOAT128_TYPE,
	TI_DFLOAT32_PTR_TYPE, TI_DFLOAT64_PTR_TYPE, TI_DFLOAT128_PTR_TYPE.
	(dfloat32_type_node): New macro.
	(dfloat64_type_node, dfloat128_type_node): Likewise.
	(dfloat32_ptr_type_node, dfloat64_ptr_type_node): Likewise.
	(dfloat128_ptr_type_node): Likewise.
	* c-pretty-print.c (pp_c_floating_constant): Append 32, 64 and 128
	bit decimal floating point types with "df", "dd" and "dl".
	* c-format.h (enum format_lengths): Add new enumeration values
	FMT_LEN_H, FMT_LEN_D and FMT_LEN_DD.
	* c-format.c (printf_length_specs, scanf_length_specs): Add
	entries for H, D, DD.
	(print_char_table, scan_char_table): Use new entries.
	(asm_fprintf_char_table, gcc_diag_char_table,
	gcc_cdiag_char_table, gcc_cxxdiag_char_table): Adjust for longer
	length arrays.
	* defaults.h (DECIMAL32_TYPE_SIZE): Define.
	(DECIMAL64_TYPE_SIZE): Likewise.
	(DECIMAL128_TYPE_SIZE): Likewise.
	(TARGET_DEC_EVAL_METHOD): Likewise.
	* doc/extend.texi (Decimal Float): New node.
	(Constructing Calls): Document decimal float built-ins.
	* doc/tm.texi: Document TARGET_DECIMAL_FLOAT_SUPPORTED_P hook.
	* Makefile.in (USER_H): Add $(srcdir)/ginclude/decfloat.h.
	* ginclude/decfloat.h: New file.

Co-Authored-By: Ben Elliston <bje@au.ibm.com>
Co-Authored-By: Janis Johnson <janis187@us.ibm.com>

From-SVN: r108629
 2005-12-16 17:38:26 +11:00
Richard Guenther
b4257cfc1f tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build. 
2005-12-02  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
	* tree-complex.c (update_complex_assignment, expand_complex_div_wide):
	Likewise.
	* tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
	maybe_fold_offset_to_component_ref): Likewise.
	* tree-ssa-dom.c (thread_across_edge,
	simplify_rhs_and_lookup_avail_expr,
	find_equivalent_equality_comparison, record_equivalences_from_stmt):
	Likewise.
	* gimple-low.c (lower_function_body, lower_return_expr): Likewise.
	* tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
	lower_try_finally_switch): Likewise.
	* tree-if-conv.c (add_to_dst_predicate_list,
	replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
	* gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
	voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
	gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
	gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
	shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
	gimplify_init_ctor_eval, gimplify_init_constructor,
	gimplify_variable_sized_compare, gimplify_boolean_expr,
	gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
	gimplify_expr, gimplify_body, gimplify_function_tree,
	force_gimple_operand): Likewise.
	* tree-ssa-pre.c (create_expression_by_pieces): Likewise.
	* tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
	mx_register_decls): Likewise.
	* tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
	get_frame_field, finalize_nesting_tree_1): Likewise.
	* tree-inline.c (setup_one_parameter): Likewise.
	* tree-vect-transform.c (vectorizable_condition): Likewise.
	* tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
	Likewise.
	* tree-profile.c (tree_gen_edge_profiler): Likewise.
	* tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
	* c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
	* tree-chrec.h (build_polynomial_chrec): Likewise.

From-SVN: r107907
 2005-12-02 17:09:40 +00:00
Volker Reichelt
24871154f3 re PR c/23439 ("f(){for" crashes the C frontend) 
PR c/23439
	* c-parser.c (c_parser_for_statement): Use location of RID_FOR
	to initialize loc.

	* gcc.dg/for-1.c: New test.

From-SVN: r105422
 2005-10-14 21:35:47 +00:00
Andrew Pinski
8f078c0837 re PR objc/20574 (weird error message after a parse error) 
2005-09-08  Andrew Pinski  <pinskia@physics.uc.edu>

        PR objc/20574
        PR objc/19324
        * c-parser.c (c_parser_objc_method_definition): If the next
        token is not "{", error out and don't start the function.

2005-09-08  Andrew Pinski  <pinskia@physics.uc.edu>

        PR objc/20574
        PR objc/19324
        * objc.dg/error-1.m: New test.

From-SVN: r104032
 2005-09-08 06:09:49 -07:00
Joseph Myers
91d975b88e re PR c/23143 (parameter forward declarations broken) 
PR c/23143
	* c-parser.c (c_parser_parms_list_declarator): Call
	mark_forward_parm_decls.
	* c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
	decls with visibility structure.

testsuite:
	* gcc.dg/parm-forwdecl-1.c, gcc.dg/parm-forwdecl-2.c,
	gcc.dg/parm-forwdecl-3.c, gcc.dg/parm-forwdecl-4.c: New tests.

From-SVN: r102581
 2005-07-30 02:34:58 +01:00
Joseph Myers
f2a71bbcb2 c-tree.h (default_function_array_conversion): Take and return struct c_expr. 
* c-tree.h (default_function_array_conversion): Take and return
	struct c_expr.
	* c-typeck.c (default_function_array_conversion): Split into
	array_to_pointer_conversion and function_to_pointer_conversion.
	Take and return struct c_expr.
	(array_to_pointer_conversion): Do not handle type qualifiers or
	COMPOUND_EXPRs specially.
	(build_function_call): Call function_to_pointer_conversion for
	function designators.
	(build_unary_op): Call array_to_pointer_conversion, not
	default_function_array_conversion.
	(digest_init, output_init_element): Likewise.
	* c-parser.c: All callers of default_function_array_conversion
	changed.

From-SVN: r101440
 2005-06-29 23:13:56 +01:00
Kelley Cook
366ccddb2b Update FSF address. 
From-SVN: r101317
 2005-06-25 02:02:01 +00:00
Joseph Myers
46bdb9cffb c-tree.h (default_function_array_conversion): Declare. 
* c-tree.h (default_function_array_conversion): Declare.
	* c-typeck.c (default_function_array_conversion): Export.  Correct
	comment.
	(default_conversion): Do not call
	default_function_array_conversion.  Do not allow FUNCTION_TYPE.
	(build_function_call): Call default_function_array_conversion on
	the function.
	(convert_arguments): Do not call it on the function arguments.
	(build_unary_op): Do not allow ARRAY_TYPE or FUNCTION_TYPE for
	TRUTH_NOT_EXPR.  Call default_function_array_conversion for taking
	address of ARRAY_REF.
	(build_compound_expr): Do not call
	default_function_array_conversion.
	(build_c_cast): Do not call default_function_array_conversion.
	(convert_for_assignment): Do not call default_conversion.
	(digest_init): Call default_function_array_conversion to convert
	string constants and compound literals to pointers, but not
	otherwise.
	(output_init_element): Likewise.
	(build_asm_expr): Do not call default_function_array_conversion.
	(c_process_expr_stmt): Likewise.
	(c_objc_common_truthvalue_conversion): Likewise.  Do not allow
	FUNCTION_TYPE.
	* c-parser.c (c_parser_expression_conv): New.
	(c_parser_asm_operands, c_parser_expr_list): Add convert_p
	argument.  All callers changed.  Call
	default_function_array_conversion if convert_p.
	(c_parser_initializer, c_parser_initval): Call
	default_function_array_conversion except for string constants and
	compound literals.
	(c_parser_initelt): Call default_function_array_conversion for
	ObjC expression received.
	(c_parser_statement_after_labels): Call c_parser_expression_conv
	for return and expression statements.
	(c_parser_paren_condition, c_parser_for_statement,
	c_parser_conditional_expression): Call c_parser_expression_conv.
	(c_parser_expr_no_commas, c_parser_conditional_expression,
	c_parser_binary_expression, c_parser_cast_expression,
	c_parser_unary_expression): Call
	default_function_array_conversion.

objc:
	* objc-act.c (my_build_string_pointer): New.
	(objc_get_class_reference, get_super_receiver): Call
	my_build_string_pointer instead of my_build_string when building
	function arguments.

testsuite:
	* gcc.dg/noncompile/20040203-3.c: Update expected message.

From-SVN: r100984
 2005-06-15 16:55:47 +01:00