Commit Graph

235 Commits

Author SHA1 Message Date
Jeff Law
79f565f6bd [multiple changes]
Sun May 30 14:29:17 1999  Eric Raskin (ehr@listworks.com)
        * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
Sun May 30 14:19:13 1999  Jeffrey A Law  (law@cygnus.com)
        * function.h (cleanup_label, frame_offset): Declare.
        (tail_recursion_label, tail_recursion_reentry): Likewise.
        (arg_pointer_save_area, rtl_expr_chain): Likewise.
        * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
        (tail_recursion_label, tail_recursion_reentry): Likewise.
        (arg_pointer_save_area, rtl_expr_chain): Likewise.

From-SVN: r27249
1999-05-30 07:33:11 -06:00
Mark Mitchell
e97b5c125c stmt.c (expand_end_bindings): Ignore any elements of VARS that are not VAR_DECLs.
* stmt.c (expand_end_bindings): Ignore any elements of VARS that
	are not VAR_DECLs.

From-SVN: r27118
1999-05-24 00:58:56 +00:00
Mark Mitchell
1483bddbc8 stmt.c (expand_return): Call start_cleanup_deferral and end_cleanup_deferral around conditional code.
* stmt.c (expand_return): Call start_cleanup_deferral and
	end_cleanup_deferral around conditional code.

From-SVN: r27018
1999-05-19 03:54:49 +00:00
Toshiyasu Morita
07444f1d90 fold-const.c (make_range): Always initialize arg0 and arg1.
* fold-const.c (make_range): Always initialize arg0 and arg1.
        (fold): Simlarly for alt0 and alt1.
        * function.c (fixup_var_refs_insns): Initialize insn_list.
        (instantiate_virtual_regs_1): Initialize offset.
        * optabs.c (expand_binop): Initialize carry_in, carry_out, op0_xhigh
        and op1_xhigh.
        * stmt.c (expand_end_case): Initialize minval and maxval.

From-SVN: r26632
1999-04-25 18:15:54 -06:00
Richard Henderson
947255ed5a * stmt.c (expand_asm_operands): Reload in-out reg-only memory operands.
From-SVN: r26628
1999-04-25 16:06:36 -07:00
Jeffrey A Law
f114df2032 stmt.c (expand_loop_end): When copying the loop exit test, do not walk into a nested loop.
* stmt.c (expand_loop_end): When copying the loop exit test,
        do not walk into a nested loop.

From-SVN: r26171
1999-04-03 20:06:17 -07:00
Kaveh R. Ghazi
dff01034e5 c-aux-info.c (data_type, [...]): Qualify a char* with the `const' keyword.
* c-aux-info.c (data_type, affix_data_type, gen_decl,
        gen_formal_list_for_type, gen_formal_list_for_func_def, gen_type):
        Qualify a char* with the `const' keyword.
        * c-common.c (declare_hidden_char_array, add_attribute, if_elt,
        declare_function_name, decl_attributes, format_char_info,
        check_format_info, binary_op_error): Likewise.
        * cexp.y (yyerror, error, pedwarn, warning, token): Likewise.
        * gcse.c (dump_hash_table): Likewise.
        * integrate.c (function_cannot_inline_p): Likewise
        * optabs.c: Include insn-config.h earlier.
        (init_libfuncs, init_integral_libfuncs, init_floating_libfuncs):
        Qualify a char* with the `const' keyword.
        * real.c (asctoe24, asctoe53, asctoe64, asctoe113, asctoe,
        asctoeg, mtherr, ereal_atof): Likewise.
        * real.h (ereal_atof): Likewise.
        * sbitmap.c (dump_sbitmap_vector): Likewise.
        * sbitmap.h (dump_sbitmap_vector): Likewise.
        * stmt.c (nesting, n_occurrences, expand_start_case): Likewise.
        * toplev.c (rest_of_compilation): Likewise.
        * tree.h (function_cannot_inline_p, expand_start_case): Likewise.

From-SVN: r25614
1999-03-06 05:34:26 +00:00
Richard Henderson
e881bb1b1b Flow rewrite to use basic block structures and edge lists.
From-SVN: r25450
1999-02-25 15:45:42 -08:00
J"orn Rennecke
a7d308f7c4 stmt.c (expand_end_loop): Grok code emitted by expand_exit_loop_if_false.
* stmt.c (expand_end_loop): Grok code emitted by
	expand_exit_loop_if_false.

From-SVN: r25433
1999-02-25 10:46:06 +00:00
Craig Burley
a2cf7debc7 reduce spurious warnings using -fsyntax-only
From-SVN: r25366
1999-02-22 03:41:42 -05:00
Jeffrey A Law
c5d5d46141 except.c (start_catch_handler): Use emit_cmp_and_jump_insns.
* except.c (start_catch_handler): Use emit_cmp_and_jump_insns.
        * explow.c (probe_stack_range): Likewise.
        * expmed.c (do_cmp_and_jump): Likewise.
        * expr.c (store_expr, expand_expr, expand_builtin): Likewise.
        (do_tablejump): Likewise.
        * stmt.c (expand_expr_stmt, expand_end_case): Likewise.
        (do_jump_if_equal, emit_case_nodes): Likewise.
        * optabs.c (emit_cmp_and_jump_insns): Clarify comments.  If UNSIGNEDP,
        then convert comparison to an unsigned code before emitting the jump.
        (expand_float, expand_fix): Use emit_cmp_and_jump_insns.

From-SVN: r25205
1999-02-14 13:08:39 -07:00
Jim Wilson
564ea0512d Fix linux-x-cygwin build failure with readline.
* stmt.c (expand_return): Return if optimize_tail_recursion succeeded.
	(optimize_tail_recursion): Change return type from void to int.
	Add return statements.
	* tree.h (optimize_tail_recursion): Change prototype to match.

From-SVN: r25170
1999-02-12 05:31:48 -08:00
John Wehle
d16790f212 function.c (assign_stack_temp_for_type): Clear best_p when an exact match is found.
* function.c (assign_stack_temp_for_type): Clear best_p
        when an exact match is found.
        * i386.h (LOCAL_ALIGNMENT): Define.
        * function.c (assign_stack_local, assign_outer_stack_local): Use it.
        (assign_stack_temp_for_type): New function based on assign_stack_temp.
        (assign_stack_temp): Call it.
        (assign_temp): Use assign_stack_temp_for_type, not assign_stack_temp.
        * stmt.c: Use assign_temp, not assign_stack_temp.
        * tm.texi: Document LOCAL_ALIGNMENT.

From-SVN: r25143
1999-02-10 16:10:43 -07:00
Richard Henderson
acd693d10c output.h (current_function_has_computed_jump): Rename from current_function_addresses_labels.
* output.h (current_function_has_computed_jump): Rename from
        current_function_addresses_labels.
        * function.h (struct function): Likewise for addresses_labels member.
        * rtl.h (FUNCTION_FLAGS_HAS_COMPUTED_JUMP): Likewise.
        * function.c (current_function_has_computed_jump): Likewise.
        Update all references.
        * integrate.c (function_cannot_inline_p):
        Test current_function_has_computed_jump instead of addresses_labels.
        (initialize_for_inline): Likewise save.
        (output_inline_function): Likewise restore.
        * expr.c (expand_expr): Don't reference addresses_labels variables.
        * stmt.c (expand_computed_goto): Set has_computed_jump.

From-SVN: r25100
1999-02-08 13:39:33 -08:00
Richard Henderson
1afbe1c4e6 recog.c (check_asm_operands): Treat indeterminate operand ok results as success.
* recog.c (check_asm_operands): Treat indeterminate operand ok
        results as success.  Try harder to resolve a matching constraint.
        * stmt.c (expand_asm_operands): Recognize when an output operand's
        constraint does not allow memory.  Treat indeterminate operand ok
        results as failure.  Try harder to resolve a matching constraint.

From-SVN: r24959
1999-02-01 12:03:23 -08:00
Jeffrey A Law
4a050cc23f stmt.c (stmt_loop_nest_empty): New function.
* stmt.c (stmt_loop_nest_empty): New function.
        * tree.h (stmt_loop_nest_empty): Declare it.

From-SVN: r24844
1999-01-24 00:24:00 -07:00
Mark Mitchell
c6df88cbec rtl.h (rtx_def): Update documentation.
* rtl.h (rtx_def): Update documentation.
	(MEM_IN_STRUCT_P): Likewise.
	(MEM_SCALAR_P): New macro.
	(MEM_COPY_ATTRIBUTES): Likewise.
	(MEM_SET_IN_STRUCT_P): Likewise.
	* rtl.texi (MEM_SCALAR_P): Document.
	* alias.c (canon_rtx): Use MEM_COPY_ATTRIBUTES.
	(fixed_scalar_and_varying_struct_p): New function.  Use
	MEM_SCALAR_P rather than !MEM_IN_STRUCT_P.
	(aliases_everything_p): Likewise.
	(true_dependence): Use them.
	(write_dependence_p): New function, containing code common to
	anti_dependence and output_dependence.
	(anti_dependence): Use it.
	(output_dependence): Likewise.
	* calls.c (save_fixed_argument_area): Don't clear
	MEM_IN_STRUCT_P.
	(expand_call): Use MEM_SET_IN_STRUCT_P.
	(emit_library_call): Don't clear MEM_IN_STRUCT_P.
	(emit_library_call_value): Likewise.
	(store_one_arg): Use MEM_SET_IN_STRUCT_P.
	* combine.c (simplify_rtx): Use MEM_COPY_ATTRIBUTES.
	(make_extraction): Likewise.
	(simplify_shift_const): Likewise.
	(gen_lowpart_for_combine): Likewise.
	* cse.c (gen_lowpart_if_possible): Use MEM_COPY_ATTRIBUTES.
	* emit-rtl.c (operand_subword): Likewise.
	(change_address): Likewise.
	* explow.c (stabilize): Use MEM_COPY_ATTRIBUTES.
	* expr.c (protect_from_queue): Use MEM_COPY_ATTRIBUTES.
	(emit_group_store): Use MEM_SET_IN_STRUCT_P.
	(copy_blkmode_from_reg): Likewise.
	(store_field): Likewise.
	(expand_expr): Remove bogus guesswork setting MEM_IN_STRUCT_P
	heuristically.  Use MEM_SET_IN_STRUCT_P.
	(get_memory_rtx): Likewise.
	* final.c (alter_subreg): Use MEM_COPY_ATTRIBUTES.
	* function.c (assign_stack_temp): Clear MEM_SCALAR_P and
	MEM_ALIAS_SET on newly returned MEMs.
	(assign_temp): Use MEM_SET_IN_STRUCT_P.
	(put_reg_into_stack): Likewise.
	(fixup_var_refs1): Use MEM_COPY_ATTRIBUTES.
	(gen_mem_addressof): Use MEM_SET_IN_STRUCT_P.
	(assign_parms): Likewise.
	(expand_function): Likewise.
	* integrate.c (expand_inline_function): Likewise.
	(copy_rtx_and_substitute): Use MEM_COPY_ATTRIBUTES.
	* loop.c (note_addr_stored): Remove check on MEM_IN_STRUCT_P.
	* optabs.c (gen_move_insn): Use MEM_COPY_ATTRIBUTES.
	* print-rtl.c (print_rtx): Print /f for frame_related.
	* recog.c (validate_replace_rtx_1): Use MEM_COPY_ATTRIBUTES.
	* reload1.c (reload): Copy MEM_SCALAR_P as well.
	* stmt.c (expand_decl): Use MEM_SET_IN_STRUCT_P.
	(expand_anon_union_decl): Use MEM_COPY_ATTRIBUTES.
	* varasm.c (make_decl_rtl): Use MEM_SET_IN_STRUCT_P.
	(output_constant_def): Likewise.
	* a29k.c (a29k_set_memflags_1): Take scalar_p.
	Set MEM_SCALAR_P.
	(a29k_set_memflags): Use it.
	* alpha.c (get_aligned_mem): Use MEM_COPY_ATTRIBUTES.
	* c4x.c (c4x_scan_for_ld): Likewise.
	* h8300.c (fix_bit_operand): Likewise.
	* m88k.c (legitimize_address): Likewise.
	(block_move_loop): Likewise.
	(block_move_no_loop): Likewise.
	(block_move_sequence): Likewise.
	(m88k_builtin_saveregs): Use MEM_SET_IN_STRUCT_P.
	* mips/abi64.h (SETUP_INCOMING_VARARGS): Likewise.
	* rs6000.c (expand_block_move_insn): Use MEM_COPY_ATTRIBUTES.
	* sh.c (sh_builtin_saveregs): Use MEM_SET_IN_STRUCT_P.
	* arm.h (arm_gen_load_multiple): Take scalar_p.
	(arm_store_load_multiple): Likewise.
	* arm.c (arm_gen_load_multiple): Likewise.
	(arm_gen_store_multiple): Likewise.
	(arm_gen_movstrqi): Treat MEM_SCALAR_P like MEM_IN_STRUCT_P.

From-SVN: r24759
1999-01-19 10:32:33 +00:00
Richard Henderson
1f06ee8d0d expr.c (queued_subexp_p): Make public.
* expr.c (queued_subexp_p): Make public.
        * expr.h (queued_subexp_p): Declare it.
        * recog.c (asm_operand_ok): New function.
        (check_asm_operands): Use it.  After reload, use constrain_operands
        instead.
        * recog.h (asm_operand_ok): Declare it.
        * stmt.c (expand_asm_operands): Use it to try harder to make
        asms initially satisfy their constraints.

From-SVN: r24686
1999-01-15 10:43:47 -08:00
Jeffrey A Law
642cac7ba0 stmt.c (optimize_tail_recursion): New function, extracted from ...
* stmt.c (optimize_tail_recursion): New function, extracted from ...
        (expand_return): Use optimize_tail_recursion.
        * tree.h (optimize_tail_recursion): Declare.

From-SVN: r24574
1999-01-08 05:05:20 -07:00
Bernd Schmidt
f62a15e367 final.c (cleanup_subreg_operands): Delete some unused code.
* final.c (cleanup_subreg_operands): Delete some unused code.
	* recog.h (MAX_RECOG_ALTERNATIVES): New macro.
	(struct insn_alternative): New structure definition.
	(recog_op_alt): Declare variable.
	(preprocess_constraints): Declare function.
	* recog.c (recog_op_alt): New variable.
	(extract_insn): Verify number of alternatives is in range.
	(preprocess_constraints): New function.
	* reg-stack.c: Include recog.h.
	(constrain_asm_operands): Delete.
	(get_asm_operand_lengths): Delete.
	(get_asm_operand_n_inputs): New function.
	(record_asm_reg_life): Delete OPERANDS, CONSTRAINTS, N_INPUTS and
	N_OUTPUTS args.  All callers changed.
	Compute number of inputs and outputs here by calling
	get_asm_operand_n_inputs.
	Instead of constrain_asm_operands, call extract_insn,
	constrain_operands and preprocess_constaints.  Use information
	computed by these functions throughout.
	(record_reg_life): Delete code that is unused due to changes in
	record_asm_reg_life.
	(subst_asm_stack_regs): Delete OPERANDS, OPERAND_LOC, CONSTRAINTS,
	N_INPUTS and N_OUTPUTS args.  All callers changed.
	Similar changes as in record_asm_reg_life.
	(subst_stack_regs): Move n_operands declaration into the if statement
	where it's used.
	Delete code that is unused due to changes in subst_asm_stack_regs.
	* stmt.c (expand_asm_operands): Verify number of alternatives is in
	range.
	* Makefile.in (reg-stack.o): Depend on recog.h.

From-SVN: r24090
1998-12-04 12:55:59 +00:00
Bernd Schmidt
ba716ac925 function.c (nonlocal_goto_handler_slots): Renamed from nonlocal_goto_handler_slot; now an EXPR_LIST chain.
* function.c (nonlocal_goto_handler_slots): Renamed from
        nonlocal_goto_handler_slot; now an EXPR_LIST chain.
        (push_function_context_to): Adjust for this change.
        (pop_function_context_from): Likewise.
        (init_function_start): Likewise.
        (expand_function_end): Likewise.
        * function.h (struct function): Likewise.
        * calls.c (expand_call): Likewise.
        * explow.c (allocate_dynamic_stack_space): Likewise.
        * expr.h (nonlocal_goto_handler_slots): Rename its declaration.
        * stmt.c (declare_nonlocal_label): Make a new handler slot for each
        label.
        (expand_goto): When doing a nonlocal goto, find corresponding handler
        slot for it.  Don't put the label address in the static chain register.
        (expand_end_bindings): Break out nonlocal goto handling code into
        three new functions.
        (expand_nl_handler_label, expand_nl_goto_receiver,
        expand_nl_goto_receivers): New static functions, broken out of
        expand_end_bindings and adapted to create one handler per nonlocal
        label.
        * function.c (delete_handlers): Delete insn if it references any of
        the nonlocal goto handler slots.
        * i960.md (nonlocal_goto): Comment out code that modifies
        static_chain_rtx.
        * sparc.md (nonlocal_goto): Likewise.
        (goto_handler_and_restore_v9): Comment out.
        (goto_handler_and_restore_v9_sp64): Comment out.

From-SVN: r23732
1998-11-20 00:37:42 -07:00
Richard Henderson
3fbd5c2cfd * stmt.c (expand_asm_operands): Accept =' or +' at any position.
From-SVN: r23356
1998-10-26 05:33:07 -08:00
Jason Merrill
0679e3fcb6 stmt.c (expand_fixup): Set fixup->before_jump to a NOTE_INSN_DELETED instead of a NOTE_INSN_BLOCK_BEG.
8
	* stmt.c (expand_fixup): Set fixup->before_jump to a
	NOTE_INSN_DELETED instead of a NOTE_INSN_BLOCK_BEG.

From-SVN: r23330
1998-10-25 16:56:23 -07:00
Kaveh R. Ghazi
c84e271261 Warning fixes:
* Makefile.in (gencheck.o): Depend on gansidecl.h.
	* c-common.c (print_char_table): Add missing initializers.
	(scan_char_table): Likewise.
	(time_char_table): Likewise.
	* c-decl.c (c_decode_option): Mark parameter `argc' with
	ATTRIBUTE_UNUSED.
	(declare_parm_level): Mark parameter `definition_flag' with
	ATTRIBUTE_UNUSED.
	* c-lex.c (readescape): Use `(unsigned)1' in shift.
	(yylex): Likewise.  Cast `sizeof' to an (int) when comparing
	against one.
	* calls.c (store_one_arg): Remove unused parameter `fndecl'.  All
	callers changed.
	(emit_call_1): Mark parameters `fndecl' and `funtype' with
	ATTRIBUTE_UNUSED.
	(expand_call): Cast result of MIN() to (unsigned int) when
	comparing against an unsigned value.
	* cccp.c (pcfinclude): Remove unused parameter `limit'.  All
	callers changed.
	(make_definition): Remove unused parameter `op'.  All callers
	changed.
	(create_definition): Cast REST_EXTENSION_LENGTH to (long) when
	comparing against the result of pointer arithmetic.
	* config/mips/mips.h (FUNCTION_ARG_BOUNDARY): Cast to (unsigned)
	when comparing against one.
	* dwarf2out.c (dwarf2out_frame_debug): Cast REGNO() and
 	HARD_FRAME_POINTER_REGNUM to (unsigned) when comparing against
 	one.
	(output_die): Move variable `i' into the scope in which it is
	used.  Change its type to `unsigned'.
	(output_die): Cast the result of `strlen' to (int) when passing it
	to ASM_OUTPUT_ASCII().
	(output_pubnames): Likewise.
	(output_line_info): Likewise.
	* emit-rtl.c (global_rtl): Add missing initializers.
	* explow.c (promote_mode): Mark parameter `for_call' with
	ATTRIBUTE_UNUSED.
	* expmed.c (expand_shift): Cast the result of GET_MODE_BITSIZE to
 	`unsigned HOST_WIDE_INT' when comparing against one.
	(synth_mult): Change type of variable `cost' to int.
	(emit_store_flag): Use `(unsigned HOST_WIDE_INT) 1' in shift.
	* expr.c (copy_blkmode_from_reg): Cast BITS_PER_WORD to (unsigned)
	when comparing against one.
	(get_inner_reference): Change variable `alignment' to unsigned.
	(expand_expr): Cast the result of GET_MODE_ALIGNMENT to (unsigned
	int) when comparing against one.
	(expand_builtin_setjmp): Change type of variable `i' to size_t.
	* fold-const.c (div_and_round_double): Cast BASE to
	(HOST_WIDE_INT) when comparing against one.
	* gencheck.c: Include gansidecl.h.
	(main): Mark parameter `argv' with ATTRIBUTE_UNUSED.
	* optabs.c (gen_cond_trap): Mark parameters `code', `op2' and
	`tcode' with ATTRIBUTE_UNUSED.
	* real.c (edivm): Cast constant value to (unsigned long) in
	expression compared against an unsigned value.
	* stmt.c (expand_return): Cast BITS_PER_WORD to (unsigned) when
	comparing against one.
	(expand_end_case): Cast CASE_VALUES_THRESHOLD to (unsigned int)
	when comparing against one.
	* stor-layout.c (mode_for_size): Cast MAX_FIXED_MODE_SIZE to
	(unsigned int) when comparing against one.  Likewise for
	GET_MODE_BITSIZE.
	(smallest_mode_for_size): Likewise.
	(save_storage_status): Mark parameter `p' with ATTRIBUTE_UNUSED.
	(restore_storage_status): Likewise.
	* toplev.c (debug_args): Add missing initializer.
	(f_options): Spelling correction.  Add missing initializers.
	(documented_lang_options): Likewise.
	(debug_end_source_file): Mark parameter `lineno' with
	ATTRIBUTE_UNUSED.
	* tree.c (valid_machine_attribute): Mark parameters `attr_args',
	`decl' and `type' with ATTRIBUTE_UNUSED.
	* varasm.c (decode_reg_name): Cast `sizeof' expression to (int)
	when comparing against one.
	(assemble_variable): Mark parameter `top_level' with
	ATTRIBUTE_UNUSED.
	(assemble_external_libcall): Mark parameter `fun' with
	ATTRIBUTE_UNUSED.
	(output_constant_pool): Mark parameters `fnname' and `fndecl' with
	ATTRIBUTE_UNUSED.

From-SVN: r23054
1998-10-13 15:25:25 +00:00
Ken Raeburn
7d384cc0b3 Fine-grained control of -fcheck-memory-usage with new no_check_memory_usage attribute.
Fine-grained control of -fcheck-memory-usage with new no_check_memory_usage
attribute.  Misc minor bugfixes and tests for it too.

From-SVN: r22983
1998-10-11 02:21:54 +00:00
Bernd Schmidt
2a230e9dc4 stmt.c (n_occurrences): New static function.
* stmt.c (n_occurrences): New static function.
        (expand_asm_operands): Verify that all constrains match in the
        number of alternatives.
        Verify that '+' or '=' are at the beginning of an output constraint.
        Don't allow '&' for input operands.
        Verify that '%' isn't written for the last operand.
        * reload.c (find_reloads): Abort if an asm is found with invalid
        constraints; all possible problems ought to be checked for earlier.

From-SVN: r22911
1998-10-07 22:07:40 -06:00
Jeff Law
ea90cb6276 stmt.c (emit_case_nodes): Change rtx_function to rtx_fn to avoid clash with global type.
8
        * stmt.c (emit_case_nodes): Change rtx_function to rtx_fn to avoid
        clash with global type.

From-SVN: r21932
1998-08-24 03:27:39 -06:00
Mark Mitchell
0720f6fbcd stmt.c (expand_end_loop): Tidy.
* stmt.c (expand_end_loop): Tidy.  Allow unconditional
        jumps out of the loop to be treated as part of the exit test.

From-SVN: r21782
1998-08-17 03:30:15 -06:00
Craig Burley
b941bcbc1f stmt.c (expand_expr_stmt): If not assigning fresh value to last_expr_value...
* stmt.c (expand_expr_stmt): If not assigning fresh
        value to last_expr_value, zero it, so old garbage
        doesn't get dereferenced.

From-SVN: r21116
1998-07-13 16:21:01 -06:00
Mark Mitchell
93de5c3105 jump.c (duplicate_loop_exit_test): Don't refuse to copy a section of code just because it contains...
* jump.c (duplicate_loop_exit_test): Don't refuse to copy a
	section of code just because it contains
	NOTE_INSN_BLOCK_{BEG,END}.
	* stmt.c (expand_end_loop): Likewise.  Also, don't refuse to
	move CALL_INSNs or CODE_LABELs.  When moving code, don't move
	NOTE_INSN_BLOCK_{BEG,END}.

From-SVN: r20952
1998-07-06 10:42:43 +00:00
Mark Mitchell
41472af877 invoke.texi (-fstrict-aliasing): Document.
* invoke.texi (-fstrict-aliasing): Document.
	* rtl.texi (MEM_ALIAS_SET): Document.
	* flags.h (flag_strict_aliasing): Declare.
	* toplev.c (flag_strict_aliasing): Define.
	(f_options): Add -strict-aliasing.
	(main): Set flag_strict_aliasing if -O2 or higher.
	* tree.h (tree_type): Add alias_set field.
	(TYPE_ALIAS_SET): New macro.
	(TYPE_ALIAS_SET_KNOWN_P): Likewise.
	(get_alias_set): Declare.
	* tree.c (lang_get_alias_set): Define.
	(make_node): Initialize TYPE_ALIAS_SET.
	(get_alias_set): New function.
	* print-tree.c (print_node): Dump the alias set for a type.
	* c-tree.h (c_get_alias_set): Declare.
	* c-common.c (c_get_alias_set): New function.
	* c-decl.c (init_decl_processing): Set lang_get_alias_set.
	* expr.c (protect_from_queue): Propogage alias sets.
	(expand_assignment): Calculate alias set for new MEMs.
	(expand_expr): Likewise.
	* function.c (put_var_into_stack): Likewise.
	(put_reg_into_stack): Likewise.
	(gen_mem_addressof): Likewise.
	(assign_parms): Likewise.
	* stmt.c (expand_decl): Likewise.
	* varasm.c (make_decl_rtl): Eliminate redundant clearing of
	DECL_RTL.  Calculate alias set for new MEMs.
	* rtl.def (REG): Add dummy operand.
	(MEM): Add extra operand to store the MEM_ALIAS_SET.
	* rtl.h (MEM_ALIAS_SET): New macro.
	(gen_rtx_MEM): Declare.
	* emit-rtl.c (gen_rtx_MEM): New function.
	* gengenrtl.c (sepcial_rtx): Make MEMs special.
	* alias.c (CHECK_ALIAS_SETS_FOR_CONSISTENCY): New macro.
	(DIFFERENT_ALIAS_SETS_P): Likewise.
	(canon_rtx): Propogate the alias set to the new MEM.
	(true_dependence): Check the alias sets.
	(anti_dependence): Likewise.
	(output_dependence): Likewise.
	* explow.c (stabilize): Progoate alias sets.
	* integrate.c (copy_rtx_and_substitute): Likewise.
	* final.c (alter_subreg): Make sure not to leave MEM_IN_STRUCT_P
	in an unpredictable state.  Propogate alias sets.
	* reload1.c (reload): Clear MEM_ALIAS_SET for new MEMs about which
	we have no alias information.

From-SVN: r20719
1998-06-25 15:14:41 +00:00
Kaveh R. Ghazi
e016950d0c Warning fixes:
* reload1.c (reload_cse_regs): Cast first arg of `bzero' to char *.
        * sdbout.c: Include output.h and toplev.h.
        (PUT_SDB_INT_VAL): Use HOST_WIDE_INT_PRINT_DEV to print argument
        `a'.  Cast `a' to HOST_WIDE_INT to force it to always be so.
        (PUT_SDB_SIZE): Likewise.
        * sdbout.h (sdbout_mark_begin_function): Add prototype.
        * stmt.c (check_for_full_enumeration_handling): Cast argument of
        `warning' to long and use %ld specifier.
        * toplev.c (main): Likewise for `fprintf'.
        * toplev.h (output_file_directive): Add prototype.
        * unroll.c (unroll_loop): Use HOST_WIDE_INT_PRINT_DEC specifier in
        call to `fprintf'.
        (precondition_loop_p): Likewise.
        * varasm.c Include sdbout.h.
        (assemble_static_space): Move sometimes-unused variable `rounded'
        into the scope in which it is used.

From-SVN: r20651
1998-06-22 05:32:38 +00:00
Jeffrey A Law
c16ddde3e3 calls.c (expand_call): Initialize "src" and "dest".
* calls.c (expand_call): Initialize "src" and "dest".
        * stmt.c (expand_return): Likewise.
        * expmed.c (extract_split_bit_field): Similarly for "result"
        * gcse.c (compute_hash_table): Mark first arg as unused.
        * jump.c (jump_optimize): Initialize reversep.
        * tree.c (make_node): Initialize length.

From-SVN: r20629
1998-06-19 18:35:42 -06:00
Kaveh R. Ghazi
d6f4ec5199 Warning fixes:
* Makefile.in (c-lang.o): Depend on c-tree.h, c-lex.h and toplev.h.
	(c-lex.o): Depend on output.h.
	(c-common.o): Likewise.
	(stmt.o): Likewise.
	(calls.o): Likewise.
	(integrate.o): Depend on toplev.h.
	(regclass.o): Depend on output.h.
	(final.o): Depend on reload.h.
	* c-common.c: Include output.h.
	(check_format_info): Remove unused variable `integral_format'.
	* c-decl.c (print_lang_decl): Mark parameters `file', `node' and
	`indent' with ATTRIBUTE_UNUSED.
	(print_lang_type): Likewise.
	(maybe_build_cleanup): Likewise for parameter `decl'.
	(copy_lang_decl): Likewise for parameter `node'.
	* c-lang.c: Include c-tree.h, c-lex.h and toplev.h.
	(lang_print_xnode): Mark parameters `file', `node' and `indent'
 	with ATTRIBUTE_UNUSED.
	(lookup_interface): Likewise for parameter `arg'.
	(is_class_name): Likewise.
	(maybe_objc_check_decl): Likewise for parameter `decl'.
	(maybe_objc_comptypes): Likewise for parameters `lhs', `rhs' and
	`reflexive'.
	(maybe_objc_method_name): Likewise for parameter `decl'.
	(build_objc_string): Likewise for parameters `len' and `str'.
	* c-lex.c: Include output.h.
	* c-lex.h (position_after_white_space): Correct typo in prototype.
	* c-tree.h (finish_file, c_expand_start_cond, c_expand_start_else,
 	c_expand_end_cond, init_iterators): Add prototypes.
	* caller-save.c (set_reg_live): Mark parameters `reg' and `setter'
	with ATTRIBUTE_UNUSED.
	* calls.c: Include output.h.
	* cccp.c (pipe_closed): Mark parameter `signo' with
 	ATTRIBUTE_UNUSED.
	* combine.c: Move inclusion of expr.h to after insn-config.h.
	* iris6.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Don't define
	as empty, rather define as ((void)0).
	* sparc.c (sparc_check_64): Add braces around ambiguous `else'.
	Add parentheses around assignment used as truth value.
	* cplus-dem.c (squangle_mop_up): Change return type to void.
	(internal_cplus_demangle): Remove unused parameter `options'.
	All callers changed.
	(cplus_demangle_opname): Remove function wide variable `int i' and
 	replace with `size_t i' at each location where it is used.
	(cplus_demangle_opname): change type of `i' from int to size_t.
	* cppexp.c (right_shift): Mark parameter `pfile' with
	ATTRIBUTE_UNUSED.
	* cpphash.c (cpp_lookup): Likewise.
	(cpp_hash_cleanup): Likewise.
	* cpplib.c (parse_name): Add a prototype and make it static.
	(null_underflow): Mark parameter `pfile' with ATTRIBUTE_UNUSED.
	(null_cleanup): Likewise for parameters `pbuf' and `pfile'.
	(macro_cleanup): Likewise for parameter `pfile'.
	(file_cleanup): Likewise.
	* cpplib.h (cpp_reader_init, cpp_options_init, cpp_start_read,
 	cpp_read_check_assertion, skip_rest_of_line): Add prototypes.
	* crtstuff.c (force_to_data, __CTOR_LIST__, force_to_data,
	__DTOR_END__, __FRAME_END__): Mark with ATTRIBUTE_UNUSED.
	* cse.c (cse_check_loop_start): Mark parameter `set' with
 	ATTRIBUTE_UNUSED.
	* dbxout.c (flag_minimal_debug, have_used_extensions,
	source_label_number): Move inside macro wrapper check against
	defined (DBX_DEBUGGING_INFO) || defined (XCOFF_DEBUGGING_INFO).
	* dwarf2out.c (gen_entry_point_die): Hide prototype and definition.
	* except.h (doing_eh): Provide prototype.
	* expr.c: Move inclusion of expr.h to after insn-config.h.
	* final.c: Include reload.h.
	(shorten_branches): Cast the first argument of bzero to char *.
	* fix-header.c (cpp_print_containing_files): Mark parameter
 	`pfile' with ATTRIBUTE_UNUSED.
	(cpp_fatal): Likewise.
	* flow.c (find_basic_blocks_1): Cast the first argument of bzero
	to char *.
	* genattrtab.c (make_length_attrs): Change the type of variable
	`i' from int to size_t.
	(zero_fn): Mark parameter `exp' with ATTRIBUTE_UNUSED.
	(one_fn): Likewise.
	* genextract.c (main): When generating insn-extract.c, mark
	variable `junk' with ATTRIBUTE_UNUSED.
	* gengenrtl.c (gencode): When generating genrtl.c, cast the first
	argument of bzero to char*.
	* integrate.c: Include toplev.h.
	* libgcc2.c: Wrap `struct exception_table' and
	`find_exception_handler' in macro DWARF2_UNWIND_INFO.
	* objc/Make-lang.in (objc-act.o): Depend on toplev.h.
	* objc/objc-act.c: Include toplev.h.
	(lang_print_xnode): Mark parameters `file', `node' and `indent'
	with ATTRIBUTE_UNUSED.
	(finish_protocol): Likewise for parameter `protocol'.
	* output.h (declare_weak): Add prototype.
	(decode_reg_name): Don't wrap with TREE_CODE macro.
	(assemble_alias): Add prototype.
	* regclass.c: Include output.h.
	* reload.h (reloads_conflict): Add prototype.
	* rtl.h (print_rtl_single, mark_elimiation, reg_class_subset_p,
	output_func_start_profiler): Add prototypes.
	* rtlanal.c (reg_set_p_1): Mark parameters `x' and `pat' with
 	ATTRIBUTE_UNUSED.
	* scan-decls.c: Include scan.h.
	* scan.h (recognized_function, recognized_extern): Add prototypes.
	* stmt.c: Include output.h.
	* toplev.c (error_for_asm, warning_for_asm): Remove prototypes.
	(output_lang_identify): Hide prototype and definition.
	(float_signal): Mark parameter `signo' with ATTRIBUTE_UNUSED.
	(pipe_closed): Likewise.
	* toplev.h (count_error, strip_off_ending, error_for_asm,
 	warning_for_asm): Add prototypes.

From-SVN: r19712
1998-05-13 12:40:39 +00:00
Jeffrey A Law
df03cab511 stmt.c (mark_seen_cases): Make it have external linkage again.
* stmt.c (mark_seen_cases): Make it have external linkage again.
        * expr.h (mark_seen_cases): Add declaration.
Chill wants to use mark_seen_cases....

From-SVN: r19603
1998-05-06 16:03:21 -06:00
Jeff Law
38e012594e typo typo fixes fixes
From-SVN: r19601
1998-05-06 15:09:07 -06:00
Kaveh R. Ghazi
e9a780ecec c-common.c: Convert to using ctype macros defined in system.h.
* c-common.c: Convert to using ctype macros defined in system.h.
        * c-lex.c: Likewise.
        * cccp.c: Likewise.
        * collect2.c: Likewise.
        * rs6000.c: Likewise.
        * cpplib.c: Likewise.
        * fix-header.c: Likewise.
        * gcc.c: Likewise.
        * gen-protos.c: Likewise.
        * pexecute.c: Likewise.
        * protoize.c: Likewise.
        * rtl.c: Likewise.
        * scan.c: Likewise.
        * stmt.c: Likewise.
        * tlink.c: Likewise.
        * toplev.c: Likewise.

From-SVN: r19579
1998-05-06 12:56:58 +00:00
Robert Lipe
10f0ad3d49 toplev.h: New file.
Wed May  6 06:35:38 1998  Robert Lipe  <robertl@dgii.com>
        * toplev.h: New file.   Protypes for functions in toplev.c.
        * tree.h, rtl.h: Deleted protos for functions in toplev.c.
        * c-common.c, c-convert.c, c-decl.c, c-iterate.c, c-lex.c,
        c-parse.in, c-parse.y, c-pragma.c, c-typeck.c, calls.c,
        convert.c, dwarf2out.c, except.c, expr.c, final.c, fold-const.c,
        function.c, hash.c, profile.c, real.c, reg-stack.c, regclass.c,
        reload.c, reload1.c, stmt.c, stor-layout.c, tlink.c, tree.c,
        varasm.c: include it.

From-SVN: r19564
1998-05-06 04:54:01 +00:00
Jeff Law
f5963e6170 * Check in merge from gcc2. See ChangeLog.12 for details.
From-SVN: r19553
1998-05-05 17:18:02 -06:00
Jim Wilson
0dacbd0e17 Fix fortran failure reported by Craig Burley.
* stmt.c (check_seenlabel): When search for line number note for
	warning, handle case where there is no such note.

From-SVN: r19364
1998-04-21 12:43:55 -07:00
Jeff Law
ba5b9572d6 stmt.c (mark_seen_cases): Make static and add prototype.
8
        * stmt.c (mark_seen_cases): Make static and add prototype.

From-SVN: r19264
1998-04-17 06:32:43 -06:00
Jeff Law
0e05e8ea12 varasm.c (asm_output_bss): Add prototype.
* varasm.c (asm_output_bss): Add prototype.
        (asm_output_aligned_bss): Likewise.
        * unroll.c (verify_addresses): Add prototype.
        * toplev.c: Add many prototypes.  Too many to mention here.
        * stmt.c (check_seenlabel): Add prototype.
        * rtlanal.c (reg_set_p_1): Add prototype.
        (reg_set_last_1): Likewise.
        * reorg.c (find_dead_or_set_registers): Add prototype.
        * regmove (try_auto_increment): Add prototype.
        * regstack.c (pop_stack): Add prototype.

From-SVN: r19254
1998-04-16 18:40:39 -06:00
Jeff Law
e5e809f419 * Check in merge from gcc2. See ChangeLog.11 and ChangeLog.12
for details.

        * haifa-sched.c: Mirror recent changes from gcc2.

From-SVN: r18984
1998-04-04 06:32:39 -07:00
Craig Burley
600a4ce72b stmt.c (expand_expr_stmt): Must generate code for statements within an expression (gcc's `({ ...
* stmt.c (expand_expr_stmt): Must generate code for
        statements within an expression (gcc's `({ ... )}')
        even if -fsyntax-only.
Patch from Craig.

From-SVN: r18865
1998-03-27 17:38:46 -07:00
Jeffrey A Law
65d98182e3 * stmt.c (unroll_block_trees): Free block_vector if needed.
From-SVN: r18786
1998-03-23 15:49:48 -07:00
Kaveh R. Ghazi
670ee92097 Major cutover to using system.h:
* Makefile.in (alias.o, bitmap.o, c-aux-info.o, c-common.o,
        c-decl.o, c-iterate.o, c-lang.o, c-lex.o, c-pragma.o, c-typeck.o,
        caller-save.o, calls.o, collect2.o, combine.o, cse.o, dbxout.o,
        dwarf2out.o, dwarfout.o, emit-rtl.o, except.o, explow.o, expmed.o,
        expr.o, final.o, flow.o, function.o, getpwd.o, global.o,
        integrate.o, jump.o, local-alloc.o, loop.o, optabs.o, pexecute.o,
        prefix.o, print-rtl.o, print-tree.o, profile.o, real.o, recog.o,
        reg-stack.o, regclass.o, regmove.o, reload.o, reload1.o, reorg.o,
        rtl.o, rtlanal.o, sdbout.o, stmt.o, stor-layout.o, stupid.o,
        tlink.o, toplev.o, tree.o, unroll.o, varasm.o, xcoffout.o): Depend
        on system.h.
        * alias.c, bitmap.c, c-aux-info.c, c-common.c, c-decl.c,
        c-iterate.c, c-lang.c, c-lex.c, c-pragma.c, c-typeck.c,
        caller-save.c, calls.c, collect2.c, combine.c, cse.c, dbxout.c,
        dwarf2out.c, dwarfout.c, emit-rtl.c, except.c, explow.c, expmed.c,
        expr.c, final.c, flow.c, function.c, gcc.c, getpwd.c, global.c,
        integrate.c, jump.c, local-alloc.c, loop.c, optabs.c, pexecute.c,
        prefix.c, print-rtl.c, print-tree.c, profile.c, real.c, recog.c,
        reg-stack.c, regclass.c, regmove.c, reload.c, reload1.c, reorg.c,
        rtl.c, rtlanal.c, sched.c, sdbout.c, stmt.c, stor-layout.c,
        stupid.c, tlink.c, toplev.c, tree.c, unroll.c, varasm.c,
        xcoffout.c: Include system.h.  Organize include ordering so
        that stdarg/varargs comes before other system headers.  Remove
        spurious casts of functions assured of a prototype in system.h.

From-SVN: r18726
1998-03-20 14:58:42 +00:00
Manfred Hollstein
8506650392 c-decl (finish_struct): Change type of min_align to unsigned.
d
gcc/ChangeLog:
	* c-decl (finish_struct): Change type of min_align to unsigned.
	* cplus-dem.c (demangle_function_name): Change type of variable i to size_t;
	remove unused variable len.
	* dwarf2out.c (reg_save): Add explicit cast of -1 to unsigned and a
	comment indicating this is proper behaviour.
	(reg_loc_descriptor): Remove redundant comparison of unsigned variable
	reg >= 0.
	(based_loc_descr): Likewise.
	* enquire.c (bitpattern): Change type of variable i to unsigned.
	* final.c (output_asm_insn): Don't cast insn_noperands to unsigned.
	* flow.c (life_analysis): Change type of variable i to size_t;
	remove unused variable insn.
	* gcc.c (translate_options): Change type of variables optlen, arglen and
	complen to size_t.
	(input_filename_length): Change type to size_t.
	(do_spec_1): Change type of variable bufsize to size_t.
	(main): Change type of variables i and j to size_t;
 	remove subblock local definition of variable i.
	(lookup_compiler): Change type of second argument to size_t;
	change type of variable i to size_t.
	* genemit.c (output_init_mov_optab): Change type of variable i to size_t.
	* genopinit.c (get_insn): Change type of variable pindex to size_t.
	* genrecog.c (add_to_sequence): Change type of variable i to size_t.
	* global.c (global_alloc): Change type of variable i to size_t.
	* regclass.c (init_reg_sets): Change type of variables i and j to unsigned.
	* stmt.c (expand_end_bindings): Change type of variable i to size_t.
	(expand_end_case): Change type of variable count to size_t.
	* toplev.c (main): Change type of variable j to size_t.
	(set_target_switch): Change type of variable j to size_t.
	(print_switch_values): Change type of variable j to size_t;
	remove unused variable flags.
	* varasm.c (assemble_variable): Change type of variable align to size_t.
	(const_hash_rtx): Change type of variable i to size_t.
gcc/cp/ChangeLog:
Sun Mar  8 17:13:38 1998  Manfred Hollstein  <manfred@s-direktnet.de>
	* decl2.c (lang_decode_option): Change j's type to size_t.
	* tree.c (layout_vbasetypes): record_align and desired_align are of
	type unsigned int; const_size and nonvirtual_const_size likewise.

From-SVN: r18490
1998-03-12 00:02:51 +00:00
Joern Rennecke
33f7f35385 rtl.h (addr_diff_vec_flags): New typedef.
* rtl.h (addr_diff_vec_flags): New typedef.
	(union rtunion_def): New member rt_addr_diff_vec_flags.
	(ADDR_DIFF_VEC_FLAGS): New macro.
	* sh.c (output_branch): Fix offset overflow problems.
	* final.c (shorten_branches): Implement CASE_VECTOR_SHORTEN_MODE.
	(final_scan_insn): New argument BODY for ASM_OUTPUT_ADDR_DIFF_ELT.
	* rtl.def (ADDR_DIFF_VEC): Three new fields (min, max and flags).
	* stmt.c (expand_end_case): Supply new arguments to
	gen_rtx_ADDR_DIFF_VEC.
	* 1750a.h (ASM_OUTPUT_ADDR_DIFF_ELT): New argument BODY.
	* alpha.h, arc.h, clipper.h, convex.h : Likewise.
	* dsp16xx.h, elxsi.h, fx80.h, gmicro.h, h8300.h : Likewise.
	* i370.h, i386.h, i860.h, i960.h, m32r.h, m68k.h, m88k.h : Likewise.
	* mips.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pyr.h : Likewise.
	* rs6000.h, sh.h, sparc.h, spur.h, tahoe.h, v850.h : Likewise.
	* vax.h, we32k.h, alpha/vms.h, arm/aof.h, arm/aout.h : Likewise.
	* i386/386bsd.h, i386/freebsd-elf.h : Likewise.
	* i386/freebsd.h, i386/linux.h : Likewise.
	* i386/netbsd.h, i386/osfrose.h, i386/ptx4-i.h, i386/sco5.h : Likewise.
	* i386/sysv4.h, m68k/3b1.h, m68k/dpx2.h, m68k/hp320.h : Likewise.
	* m68k/mot3300.h, m68k/sgs.h : Likewise.
	* m68k/tower-as.h, ns32k/encore.h, sparc/pbd.h : Likewise.
	* sh.h (INSN_ALIGN, INSN_LENGTH_ALIGNMENT): Define.
	(CASE_VECTOR_SHORTEN_MODE): Define.
	(short_cbranch_p, align_length, addr_diff_vec_adjust): Don't declare.
	(med_branch_p, braf_branch_p): Don't declare.
	(mdep_reorg_phase, barrier_align): Declare.
	(ADJUST_INSN_LENGTH): Remove alignment handling.
	* sh.c (uid_align, uid_align_max): Deleted.
	(max_uid_before_fixup_addr_diff_vecs, branch_offset): Deleted.
	(short_cbranch_p, med_branch_p, braf_branch_p, align_length): Deleted.
	(cache_align_p, fixup_aligns, addr_diff_vec_adjust): Deleted.
	(output_far_jump): Don't use braf_branch_p.
	(output_branchy_insn): Don't use branch_offset.
	(find_barrier): Remove checks for max_uid_before_fixup_addr_diff_vecs.
	Remove paired barrier stuff.
	Don't use cache_align_p.
	Take alignment insns into account.
	(fixup_addr_diff_vecs): Reduce to only fixing up the base label of
	the addr_diff_vec.
	(barrier_align, branch_dest): New function.
	(machine_dependent_reorg, split_branches): Remove infrastructure
	for branch shortening that is now provided in the backend.
	* sh.md (short_cbranch_p, med_branch_p, med_cbranch_p): New attributes.
	(braf_branch_p, braf_cbranch_p): Likewise.
	(attribute length): Use new attributes.
	(casesi_worker): Get mode and unsignednedd from ADDR_DIFF_VEC.
	(addr_diff_vec_adjust): Delete.
	(align_2): Now a define_expand.
	(align_log): Now length 0.

From-SVN: r18433
1998-03-06 14:54:07 +00:00
Kaveh R. Ghazi
5172371191 Fix warious warnings:
* c-aux-info.c: Include string.h/strings.h.
	* pa.c: Include stdlib.h.
	(pa_combine_instructions): Prototype the function.
	(pa_can_combine_p, forward_branch_p, shadd_constant_p): Likewise.
	(reloc_needed): Add default case for enumeration switch.
	(remove_useless_addtr_insns): Remove unused variable `all'.
	(hppa_expand_prologue): Add explicit braces to avoid
	ambiguous `else'.
	(output_function_epilogue): Remove unused variable `i'.
	(output_millicode_call): Remove unused variable `link'.
	(shadd_constant_p, forward_branch_p): Make the function static.
	(following_call): Explicitly declare to return int.
	(pa_reorg): Declare as void.
	(pa_combine_instructions): Declare as static void.  Add
	parentheses around && within ||.
	* pa.h: Add prototypes for pa_reorg, symbolic_operand,
	following_call, function_label_operand, lhs_lshift_cint_operand
	and zdepi_cint_p.
	* pa.md: Add parentheses around && within ||.
	* cppalloc.c: Include stdlib.h.
	* cpperror.c (cpp_print_containing_files): Remove unused variable
	`i'.  Fix format specifier in fprintf.
	* cse.c (cse_around_loop): Add explicit braces to avoid
	ambiguous `else'.
	(delete_dead_from_cse): Wrap variable `tem' in macro HAVE_cc0.
	* expr.c (expand_expr): Add parentheses around && within ||.
	* final.c (app_enable): Replace fprintf with fputs where there are
	no format specifiers and no trailing argument after the string.
	Eg, when printing ASM_APP_ON/ASM_APP_OFF.
	(app_disable): Likewise.
	(final_end_function): Likewise.
	(final_scan_insn): Likewise.  Remove unused variable `set'.
	(profile_function): Wrap empty if-statement body in {} brackets.
	* function.c: Include stdlib.h.
	(pad_below): Wrap prototype and definition in ARGS_GROW_DOWNWARD.
	(reposition_prologue_and_epilogue_notes): Add parentheses
	around assignment used as truth value.
	* integrate.c (expand_inline_function): Wrap variable
	`cc0_insn' in macro HAVE_cc0.
	* jump.c (jump_optimize): Wrap variable `q' in macro
	HAVE_cc0.  Remove unused variable `prev1'.
	* libgcc2.c (__bb_exit_trace_func): Add parentheses around &&
	within ||.  Fix format specifier in fprintf.
	(__bb_init_prg): Add parentheses around assignment used as
	truth value.
	* local-alloc.c: Include stdlib.h.
	(requires_inout): Add parentheses around assignment used
	as truth value.
	* loop.c (analyze_loop_iterations): Wrap prototype and definition
	in macro HAVE_decrement_and_branch_on_count.
	(insert_bct, instrument_loop_bct): Likewise.
	(move_movables): Add parentheses around assignment used as
	truth value.
	(consec_sets_invariant_p): Likewise.
	(maybe_eliminate_biv_1): Wrap variable `new' in macro HAVE_cc0.
	* objc/objc-act.c: Include stdlib.h.
	(lookup_method_in_protocol_list): Wrap empty else-statement body
	in braces.
	(lookup_protocol_in_reflist): Likewise.
	(objc_add_static_instance): Remove unused variables `decl_expr'
	and `decl_spec'.
	(get_objc_string_decl): Remove unused variable `decl'.
	(generate_static_references): Remove unused variables `idecl' and
	`instance'.
	(check_protocols): Wrap empty else-statement body in braces.
	* protoize.c: Include stdlib.h.
	(substr): Add parentheses around assignment used as truth value.
	(abspath): Likewise.
	(shortpath): Likewise.
	* regmove.c (fixup_match_1): Add parentheses around assignment
	used as truth value.
	* reload.c (push_secondary_reload): Remove unused variable `i'.
	(find_reloads): Add parentheses around assignment used as truth
	value.
	* reload1.c: Include stdlib.h.
	* rtl.h: Correct typo in prototype of offsettable_memref_p.
	* stmt.c (add_case_node): Add parentheses around assignment used
	as truth value.
	(case_tree2list): Likewise.
	* tree.c (valid_machine_attribute): Wrap variable `decl_attr_list'
	in macro VALID_MACHINE_DECL_ATTRIBUTE.  Wrap variable
	`type_attr_list' in macro VALID_MACHINE_TYPE_ATTRIBUTE.
	(merge_attributes): Add explicit braces to avoid ambiguous
	`else'.
	* unroll.c (copy_loop_body): Wrap variable `cc0_insn' in
	macro HAVE_cc0.
	* varasm.c: Include stdlib.h.

From-SVN: r18290
1998-02-28 07:06:53 +00:00
J"orn Rennecke
feb60352fb Fix problems with last patch.
From-SVN: r18033
1998-02-17 13:21:01 +00:00