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From-SVN: r29150
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extension.
* combine.c (simplify_rtx): Recognize another case of a synthesized
sign extension.
From-SVN: r29055
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* combine.c (simplify_shift_const): Remove extra semicolon.
* dwarf2out.c (remove_AT): Likewise.
* expmed.c (expand_mult): Likewise.
* gcov.c (create_program_flow_graph): Likewise.
* reorg.c (mostly_true_jump): Likewise.
From-SVN: r29050
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From-SVN: r28928
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function only if...
* combine.c (nonzero_bits) : Allow single-ly set registers to be
anywere in the function only if they are pseudos and set before
being used (not live at the start of the function).
(num_sign_bit_copies) : Same.
(get_last_value_validate) : Same.
(get_last_value) : Same.
From-SVN: r28871
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* calls.c (emit_call_1): Mark parameter `stack_size' with
ATTRIBUTE_UNUSED.
(expand_call): Initialize variable `insn'.
(emit_library_call): Likewise for variable `high_to_save'.
(emit_library_call_value): Likewise.
(store_one_arg): Likewise for variables `lower_bound' and
`upper_bound'.
* combine.c (try_combine): Likewise for variables `i2_code_number'
and `other_code_number'.
(find_split_point): Likewise for variables `pos', `unsignedp' and
`inner'.
(simplify_if_then_else): Likewise for variables `op' and `c1'.
(simplify_and_const_int): Remove unused variable `width'.
(merge_outer_ops): Likewise.
* cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
HOST_WIDE_INT' when comparing against one.
(simplify_relational_operation): Likewise.
(cse_insn): Initialize variables `src_eqv_volatile',
`src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
* final.c (init_final): Constify parameter `filename'.
(final_start_function): Mark parameter `optimize' with
ATTRIBUTE_UNUSED.
(profile_function): Likewise for parameters `first' and `optimize'.
(output_source_line): Likewise for parameter `file'.
* integrate.c (subst_constants): Cast a value to `size_t' when
comparing against one.
(mark_stores): Initialize variable `mode'. Cast a value to
`size_t' when comparing against one.
* integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
* loop.c (move_movables): Initialize variable `first'.
(strength_reduce): Likewise for variable `increment'.
(check_dbra_loop): Likewise for variable `comparison_val'. Cast a
value to `size_t' when comparing against one.
(load_mems): Initialize variable `end_label'.
* output.h (init_final): Constify parameter.
* reload.c (decompose): Initialize variable `base'.
* reload1.c (reload): Likewise for variable `is_scalar'.
(spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
(choose_reload_regs): Initialize variable `mode'.
(emit_reload_insns): Likewise for variable `store_insn'.
(reload_cse_noop_set_p): Mark parameter `insn' with
ATTRIBUTE_UNUSED.
(reload_combine): Initialize variable `set'.
* unroll.c (unroll_loop): Likewise for variable `local_label'.
(copy_loop_body): Cast a value to `size_t' when comparing against
one.
* varasm.c (assemble_variable): Initialize variable `size_tree'.
(const_hash): Add an `else abort()' in an if-else-if-else sequence.
(remove_from_pending_weak_list): Mark parameter `name' with
ATTRIBUTE_UNUSED.
From-SVN: r28860
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* rtl.h (rtx_format): Constify a char*.
* rtl.c (rtx_format): Likewise.
(copy_rtx, copy_most_rtx, read_rtx): Likewise.
(init_rtl): Use accessor macro, not `rtx_format'.
* alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
char*.
* caller-save.c (mark_referenced_regs): Likewise.
* combine.c (subst, make_compound_operation, known_cond,
gen_rtx_combine, update_table_tick, get_last_value_validate,
use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
* cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
refers_to_p, canon_reg, fold_rtx, cse_process_notes,
count_reg_usage): Likewise.
* emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
Likewise.
* final.c (leaf_renumber_regs_insn): Likewise.
* flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
dump_edge_info, count_reg_references): Likewise.
* function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
Likewise.
* gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
add_label_notes): Likewise.
* genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
clear_struct_flag, count_sub_rtxs, count_alternatives,
compares_alternatives_p, contained_in_p, walk_attr_value,
write_expr_attr_cache): Likewise.
* genconfig.c (walk_insn_part): Likewise.
* genemit.c (max_operand_1, gen_exp): Likewise.
* genextract.c (walk_rtx): Likewise.
* genflags.c (num_operands): Likewise.
* genoutput.c (scan_operands): Likewise.
* genpeep.c (match_rtx): Likewise.
* genrecog.c (add_to_sequence): Likewise.
* haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
Likewise.
* integrate.c (save_constants, copy_for_inline,
copy_rtx_and_substitute, subst_constants, restore_constants):
Likewise.
* jump.c (mark_jump_label, invert_exp, redirect_exp,
rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
* local-alloc.c (contains_replace_regs, memref_referenced_p):
Likewise.
* loop.c (record_excess_regs, rtx_equal_for_loop_p,
add_label_notes, replace_call_address, count_nonfixed_reads,
invariant_p, find_single_use_in_loop, find_mem_givs,
find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
Likewise.
* print-rtl.c (reg_names, print_rtx): Likewise.
* recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
* reg-stack.c (stack_regs_mentioned_p, record_label_references,
record_reg_life_pat, swap_rtx_condition, goto_block_pat,
print_blocks): Likewise.
* regclass.c (fix_register, record_address_regs,
reg_scan_mark_refs): Likewise.
* regmove.c (stable_but_for_p): Likewise.
* reload.c (loc_mentioned_in_p, operands_match_p,
find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
copy_replacements, refers_to_regno_for_reload_p,
refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
reload_when_needed_name, reg_class_names, debug_reload_to_stream):
Likewise.
* reload1.c (eliminate_regs, scan_paradoxical_subregs,
delete_address_reloads_1, count_occurrences,
reload_cse_mem_conflict_p, reload_combine_note_use,
add_auto_inc_notes): Likewise.
* resource.c (mark_referenced_resources, mark_set_resources):
Likewise.
* rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
reg_mentioned_p, regs_set_between_p, modified_between_p,
modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
* sched.c (sched_analyze_2, attach_deaths): Likewise.
* stupid.c (stupid_mark_refs): Likewise.
* unroll.c (remap_split_bivs): Likewise.
* varasm.c (mark_constants): Likewise.
* a29k/a29k.c (uses_local_reg_p): Likewise.
* alpha/alpha.c (summarize_insn): Likewise.
* arm/arm.c (symbol_mentioned_p, label_mentioned_p,
eliminate_lr2ip): Likewise.
* arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
* i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
reg_mentioned_in_mem): Likewise.
* ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
symbolic_reference_mentioned_p): Likewise.
* romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
* sh/sh.c (regs_used, mark_use): Likewise.
* vax/vax.c (vax_rtx_cost): Likewise.
From-SVN: r28784
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From-SVN: r28743
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Include function.h in most files. Remove most of the global variables
duplicated in function.h. Add accessor macros for them which access
current_function. Delete INLINE_HEADER rtx and related code, replace
with code using struct function to store inlining related data.
From-SVN: r28626
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* combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
(force_to_mode, case ASHIFTRT): Add shiftrt label.
From-SVN: r28424
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* explow.c (trunc_int_for_mode): New function.
(plus_constant_wide): Use it.
* combine.c (simplify_and_const_int): Likewise.
(merge_outer_ops): Likewise.
(simplify_shift_const): Likewise.
* cse.c (simplify_unary_operation): Likewise.
(simplify_binary_operation): Likewise.
* emit-rtl.c (operand_subword): Likewise.
* rtl.h: Declare it.
From-SVN: r28222
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* combine.c (simplify_logical, case AND): Only call
simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
or the constant is positive.
From-SVN: r27517
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* combine.c (distribute_notes): Place REG_LABEL also where
REG_EQUAL indicates.
From-SVN: r25984
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the low bits out of a constant.
* combine.c (force_to_mode, case PLUS): Use sign extended mask
when masking the low bits out of a constant.
From-SVN: r25964
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From-SVN: r25450
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From-SVN: r24927
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details.
From-SVN: r24879
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* 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
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* basic-block.h (basic_block_head): Rename to x_basic_block_head.
(basic_block_end): Rename to x_basic_block_end.
(BLOCK_HEAD, BLOCK_END): Update.
* caller-save.c: Change basic_block_head/end references to
BLOCK_HEAD/END.
* combine.c, flow.c, function.c, gcse.c, global.c: Likewise.
* graph.c, haifa-sched.c, local-alloc.c, regclass.c: Likewise.
* regmove.c, reload1.c, reorg.c, sched.c: Likewise.
From-SVN: r24622
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From-SVN: r24551
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* combine.c (num_sign_bit_copies): In NEG, MULT, DIV and MOD cases,
when a test can't be performed due to limited width of
HOST_BITS_PER_WIDE_INT, use the more conservative approximation.
Fix UDIV case for cases where the first operand has the highest bit
set.
From-SVN: r24547
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it from the macro...
* gansidecl.h: Prepend a "G" to the macro wrapping this file
(to distinguish it from the macro wrapping ansidecl.h.)
Include libiberty's ansidecl.h. Remove all redundant definitions.
Define the PROTO() style macros in terms of the PARAMS() ones.
* calls.c (emit_library_call): Switch on ANSI_PROTOTYPES, not
__STDC__, when deciding whether to use ANSI variable args.
(emit_library_call_value): Likewise.
* cccp.c (error): Likewise.
(warning): Likewise.
(error_with_line): Likewise.
(warning_with_line): Likewise.
(pedwarn): Likewise.
(pedwarn_with_line): Likewise.
(pedwarn_with_file_and_line): Likewise.
(fatal): Likewise.
* cexp.y (error): Likewise.
(pedwarn): Likewise.
(warning): Likewise.
* collect2.c (fatal_perror): Likewise.
(fatal): Likewise.
(error): Likewise.
* combine.c (gen_rtx_combine): Likewise.
* cpperror.c (cpp_message): Likewise.
(cpp_fatal): Likewise.
* cpplib.c (cpp_error): Likewise.
(cpp_warning): Likewise.
(cpp_pedwarn): Likewise.
(cpp_error_with_line): Likewise.
(cpp_warning_with_line): Likewise.
(cpp_pedwarn_with_line): Likewise.
(cpp_pedwarn_with_file_and_line): Likewise.
* cpplib.h: Don't define PARAMS() macro.
* demangle.h: Likewise.
* doprint.c (checkit): Switch on ANSI_PROTOTYPES, not __STDC__,
when deciding whether to use ANSI variable args.
* emit-rtl.c (gen_rtx): Likewise.
(gen_rtvec): Likewise.
* final.c (asm_fprintf): Likewise.
* fix-header.c (cpp_message): Likewise.
(fatal): Likewise.
(cpp_fatal): Likewise.
* gcc.c (concat): Likewise.
(fatal): Likewise.
(error): Likewise.
* genattr.c (fatal): Likewise.
* genattrtab.c (attr_rtx): Likewise.
(attr_printf): Likewise.
(fatal): Likewise.
* gencodes.c (fatal): Likewise.
* genconfig.c (fatal): Likewise.
* genemit.c (fatal): Likewise.
* genextract.c (fatal): Likewise.
* genflags.c (fatal): Likewise.
* genopinit.c (fatal): Likewise.
* genoutput.c (fatal): Likewise.
(error): Likewise.
* genpeep.c (fatal): Likewise.
* genrecog.c (fatal): Likewise.
* halfpic.h: Switch on ANSI_PROTOTYPES, not __STDC__, when
deciding whether to declare `tree_node' and `rtx_def'.
* hash.h: Don't define stuff we get from gansidecl.h.
* mips-tfile.c: Likewise. Define __proto() in terms of PARAMS().
(fatal): Switch on ANSI_PROTOTYPES, not __STDC__, when deciding
whether to use ANSI variable args.
(error): Likewise.
* prefix.c (concat): Likewise.
* scan.h: Likewise.
* system.h: Likewise.
* toplev.c (error_with_file_and_line): Likewise.
(error_with_decl): Likewise.
(error_for_asm): Likewise.
(error): Likewise.
(fatal): Likewise.
(warning_with_file_and_line): Likewise.
(warning_with_decl): Likewise.
(warning_for_asm): Likewise.
(warning): Likewise.
(pedwarn): Likewise.
(pedwarn_with_decl): Likewise.
(pedwarn_with_file_and_line): Likewise.
(sorry): Likewise.
(really_sorry): Likewise.
* toplev.h: Switch on ANSI_PROTOTYPES, not __STDC__, when deciding
whether to declare `tree_node' and `rtx_def'.
* tree.c (build): Switch on ANSI_PROTOTYPES, not __STDC__, when
deciding whether to use ANSI variable args.
(build_nt): Likewise.
(build_parse_node): Likewise.
From-SVN: r23577
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* combine.c (subst): Process the inputs to a parallel asm_operands
only once.
From-SVN: r23357
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* Makefile.in (recog.o): Depend on toplev.h.
(insn-emit.o): Depend on recog.h.
(insn-peep.o): Depend on recog.h and insn-config.h.
* combine.c (simplify_set): Remove unused variable `scratches'.
* final.c (final_scan_insn): Wrap declaration of variables `vlen'
and `idx' in macro conditional controlling their use.
* genemit.c (main): Make the generated output file include
recog.h. Don't have it declare `insn_operand_constraint', since
we get it from recog.h.
* genpeep.c (main): Make the generated output file include
insn-config.h and recog.h.
* recog.c: Include toplev.h.
(extract_insn): Remove unused variable `p'.
* regclass.c (fix_register): Add missing braces around initializer
for `what_option'.
(allocate_reg_info): Move variable `i' into the scope where it is
used. Change its type to `size_t'.
From-SVN: r23307
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* combine.c (recog_for_combine): Lose PADDED_SCRATCHES arg. All
callers changed.
(try_combine): Don't update max_scratch.
* flow.c (max_scratch, num_scratch): Delete variables.
(life_analysis_1): Don't initialize max_scratch.
(propagate_block): Don't update max_scratch.
(mark_set_1): Don't increment num_scratch.
* regs.h (max_scratch): Delete declaration.
From-SVN: r23172
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8
* combine.c (combine_instructions): When finished, call init_recog.
* regmove.c (optimize_reg_copy_3): Reject volatile MEMs.
From-SVN: r23094
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* Makefile.in (sched.o): Depend on recog.h.
* alias.c (REG_BASE_VALUE): Cast the result of REGNO() macro to
(unsigned) when comparing against one.
(find_base_value): Likewise.
(record_base_value): Cast variable `regno' to (unsigned) when
comparing against one. Cast the result of REGNO() macro to
(unsigned) when comparing against one.
(memrefs_conflict_p): Change type of variables `r_x' and `r_y' to
unsigned.
(init_alias_analysis): Add unsigned variable `ui'. Use it as loop
variable where an unsigned index is needed.
* caller-save.c (init_caller_save): Cast `-1' to (enum insn_code)
before comparing against one.
* collect2.c: Add prototypes for functions `error', `fatal' and
`fatal_perror'. Make these functions take variable arguments
instead of faking it with a fixed number of args.
(write_c_file_stat): Cast the argument of ctype macro to (unsigned
char).
* combine.c (can_combine_p): Mark parameter `pred' with
ATTRIBUTE_UNUSED.
(find_split_point): Cast variable `src' to (unsigned
HOST_WIDE_INT) when comparing against one.
HOST_WIDE_INT) when comparing against one.
(simplify_rtx): Cast 1 to (unsigned HOST_WIDE_INT) in shift.
(simplify_logical): Likewise.
(force_to_mode): Cast result of INTVAL() macro to (unsigned
HOST_WIDE_INT) when comparing against one. Cast 1 to (unsigned
HOST_WIDE_INT) in shift.
(simplify_and_const_int): Cast result of INTVAL() macro to
`unsigned HOST_WIDE_INT' when comparing against one.
(merge_outer_ops): Cast variable const0 to `unsigned
HOST_WIDE_INT' when comparing against the result of
GET_MODE_MASK() macro.
(simplify_comparison): Likewise for variable `c0'. Cast variable
`const_op' to `unsigned HOST_WIDE_INT' when comparing against
one. Cast `1' to `unsigned HOST_WIDE_INT' in shift. Cast the
result of `GET_MODE_MASK()/2' to `HOST_WIDE_INT' when comparing
against one. Cast `1' to `unsigned HOST_WIDE_INT' in shift. Cast
result of INTVAL() macro to `unsigned HOST_WIDE_INT' when
comparing against one.
(distribute_notes): Wrap variable `cc0_setter' in macro `HAVE_cc0'.
config/mips/mips.c (gen_int_relational): Cast result of INTVAL()
macro to `unsigned HOST_WIDE_INT' when comparing against one.
(output_block_move): Cast `sizeof' expression to (int) when
comparing against one.
(function_arg): Cast BITS_PER_WORD to `unsigned' when comparing
against one.
(save_restore_insns): Cast `base_offset' to `long' to match format
specifier in fprintf.
* config/mips/mips.h (Pmode): Cast the result of `Pmode' macro
to `enum machine_mode'.
* flow.c (life_analysis_1): Remove unused variable `insn'.
* gcc.c (translate_options): Move variables `j' and `k' into the
scope in which they are used. Change their types to `size_t'.
(set_spec): Cast the argument of ctype macro to `unsigned char'.
(read_specs): Likewise.
(process_command): Cast `sizeof' to (int) when comparing against one.
(do_spec_1): Cast the argument of ctype macro to `unsigned char'.
(handle_braces): Cast both sides of `==' expression to `long' to
ensure sign matching.
(main): Cast variable `i' to `int' when comparing against one.
* gcov-io.h (__fetch_long): Change type of parameter `bytes' from
int to size_t. Cast variable `i' to size_t when comparing against
one.
* genattrtab.c (convert_set_attr_alternative): Remove unused
parameter `insn_code'. All callers changed.
(convert_set_attr): Likewise.
* genrecog.c (add_to_sequence): Cast result of XVECLEN() macro to
size_t when comparing against one. Likewise for variable `len'.
* global.c (global_alloc): Cast variable `max_regno' to size_t
when comparing against one. Likewise for variable `max_allocno'.
* jump.c (sets_cc0_p): Mark parameter `x' with ATTRIBUTE_UNUSED.
* local-alloc.c (validate_equiv_mem_from_store): Mark parameter
`set' with ATTRIBUTE_UNUSED.
(find_free_reg): Cast `sizeof' expression to (int) when comparing
against one.
* loop.c (count_loop_regs_set): Remove unused variable `dest'.
(strength_reduce): Mark parameter `bct_p' with ATTRIBUTE_UNUSED.
(get_condition): Cast variable `const_val' to `unsigned
HOST_WIDE_INT' when comparing against one. Cast unsigned
expression to HOST_WIDE_INT when comparing against one.
(insert_loop_mem): Mark parameter `data' with ATTRIBUTE_UNUSED.
(load_mems_and_recount_loop_regs_set): Cast variable `nregs' to
`unsigned' when comparing against one.
* protoize.c (is_id_char): Change type of parameter `ch' to
unsigned char.
(munge_compile_params): Cast argument of ctype macro to (const
unsigned char).
(process_aux_info_file): Cast variable `aux_info_size' to int when
comparing against one.
(forward_to_next_token_char): Cast argument of ctype macro to
`const unsigned char'.
(edit_formals_lists): Likewise.
(find_rightmost_formals_list): Likewise.
(add_local_decl): Likewise.
(add_global_decls): Likewise.
(edit_fn_definition): Likewise.
(do_cleaning): Likewise.
(scan_for_missed_items): Likewise.
(edit_file): Cast variable `orig_size' to (int) when comparing
against one.
(main): Cast argument of ctype macro to `const unsigned char'.
* recog.c (const_int_operand): Mark parameter `mode' with
ATTRIBUTE_UNUSED.
* regclass.c (record_reg_classes): Change type of variable `c' to
`unsigned char'. Cast `char' array index to `unsigned char'.
* reload.c (push_secondary_reload): Cast argument to
REG_CLASS_FROM_LETTER() macro to `unsigned char'.
* reload1.c (calculate_needs): Cast `char' array index to
`unsigned char'.
(set_label_offsets): Change type of variable `i' to unsigned int.
Cast result of XVECLEN() macro to unsigned when comparing against
one.
(mark_not_eliminable): Change type of variable `i' to unsigned.
(order_regs_for_reload): Likewise. Cast `max_regno' to unsigned
when comparing against one.
(reload_as_needed): Cast macro NUM_ELIMINABLE_REGS to (int) when
comparing against one.
(choose_reload_regs): Hide unused label `fail'.
(reload_cse_simplify_operands): Cast `char' array index to
`unsigned char'.
(reload_combine_note_store): Mark parameter `set' with
ATTRIBUTE_UNUSED. Cast UNITS_PER_WORD to unsigned when comparing
against one.
(reload_cse_move2add): Remove unused variable `src2'.
* sched.c: Include recog.h.
(sched_note_set): Remove unused parameter `b'. All callers
changed.
(split_hard_reg_notes): Likewise for parameter `orig_insn'.
(blockage_range): Cast result of UNIT_BLOCKED() macro to (int)
when comparing against one.
* stupid.c (stupid_find_reg): Mark parameter `changes_size' with
ATTRIBUTE_UNUSED. Cast `sizeof' expression to (int) when
comparing against one.
* unroll.c (precondition_loop_p): Remove unused parameter
`loop_end'. All callers changed.
From-SVN: r23079
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|
truncation is not a no-op.
8
* combine.c (simplify_rtx): Do not replace TRUNCATE with a SUBREG if
truncation is not a no-op.
From-SVN: r22835
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|
MODE_FLOAT; pun to MODE_INT if possible.
* combine.c (expand_field_assignment): Don't do bitwise operations
on MODE_FLOAT; pun to MODE_INT if possible.
From-SVN: r22826
|
|
can also delete the cc0 setter.
* combine.c (distribute_notes): If an insn is a cc0 user, only
delete it if we can also delete the cc0 setter.
From-SVN: r22489
|
|
* combine.c (make_extraction): If no mode is specified for
an operand of insv, extv, or extzv, default it to word_mode.
(simplify_comparison): Similarly.
* expmed.c (store_bit_field): Similarly.
(extract_bit_field): Similarly.
* function.c (fixup_var_regs_1): Similarly.
* recog.c (validate_replace_rtx_1): Similarly.
* mips.md (extv, extzv, insv expanders): Default modes for most
operands. Handle TARGET_64BIT.
(movdi_uld, movdi_usd): New patterns.
From-SVN: r22439
|
|
* system.h: Include stdarg.h/varargs.h, make sure they are ordered
correctly with regards to stdio.h.
* calls.c: Remove stdarg.h/varargs.h.
* cccp.c: Likewise.
* cexp.y: Likewise.
* combine.c: Likewise.
* cpperror.c: Likewise.
* cpplib.c: Likewise.
* cpplib.h: Likewise.
* doprint.c: Likewise.
* emit-rtl.c: Likewise.
* final.c: Likewise.
* fix-header.c: Likewise.
* gcc.c: Likewise.
* genattr.c: Likewise.
* genattrtab.c: Likewise.
* gencodes.c: Likewise.
* genconfig.c: Likewise.
* genemit.c: Likewise.
* genextract.c: Likewise.
* genflags.c: Likewise.
* genopinit.c: Likewise.
* genoutput.c: Likewise.
* genpeep.c: Likewise.
* genrecog.c: Likewise.
* mips-tfile.c: Likewise.
* prefix.c: Likewise.
* protoize.c: Likewise.
* regmove.c: Likewise.
* toplev.c: Likewise.
* tree.c: Likewise.
* cp/errfn.c: Remove stdarg.h/varargs.h.
* cp/tree.c: Likewise.
From-SVN: r21997
|
|
* combine.c (can_combine_p): Allow combining insns with REG_RETVAL
notes.
(try_combine): Allow combining insns with REG_LIBCALL notes.
From-SVN: r21833
|
|
(zero_extend:DI (subreg:SI (foo:DI) 0)) to foo:DI.
* combine.c (expand_compound_operation): Fix thinko in code to optimize
(zero_extend:DI (subreg:SI (foo:DI) 0)) to foo:DI.
From-SVN: r20966
|
|
SUBREG if not WORD_REGISTER_OPERATIONS.
* combine.c (simplify_comparison): Do not commute a AND into
a paradoxical SUBREG if not WORD_REGISTER_OPERATIONS.
From-SVN: r20934
|
|
From-SVN: r20887
|
|
details.
From-SVN: r20808
|
|
* optabs.c: Use gen_rtx_FOO (...) instead of gen_rtx (FOO, ...).
* expr.c: Likewise.
* explow.c: Likewise.
* combine.c: Likewise.
* reload1.c: Likewise.
* gcse.c: Likewise.
From-SVN: r20701
|
|
* alias.c: Include toplev.h
* caller-save.c: Include toplev.h
* combine.c: Include toplev.h
* flow.c Include toplev.h
* global.c: Include toplev.h
* jump.c: Include toplev.h
* local-alloc.c: Include toplev.h
* loop.c: Include toplev.h
* regmove.c: Include toplev.h
* stupid.c: Include toplev.h
* unroll.c: Include toplev.h
* Makefile.in: Add toplev.h dependencies.
From-SVN: r20623
|
|
into account.
* combine.c (nonzero_bits): For paradoxical subregs, take
LOAD_EXTENDED_OP into account.
From-SVN: r19928
|
|
* 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
|
|
* loop.c (regs_patch_p): Add prototype.
(add_label_notes, count_nonfixed_reads): Likewise.
(find_single_use_in_loop): Likewise.
(express_from): Surround prototype with #ifdef.
(giv_sort): Similarly.
* jump.c (mark_modified_reg): Add prototype.
* haifa-sched.c (is_prisky): Add prototype.
(queue_to_ready): Likewise.
* genextract.c (gen_insn): Add prototype.
* genemit.c (max_operand_1): Add prototype.
(max_operand_vec, print_code, gen_exp, gen_insn): Likewise.
(gen_expand, gen_explit, output_add_clobbers): Likewise.
(output_init_mov_optab): Likewise.
* genattrtab.c (attr_hash_add_rtx): Add prototype.
(attr_hash_add_string, write_length_unit_log): Likewise.
* genattr.c (init_range): Add prototype.
* combine.c (sets_function_arg_p): Add prototype.
From-SVN: r19251
|
|
8
* combine.c (simplify_rtx, case TRUNCATE): Respect value of
TRULY_NOOP_TRUNCATION.
From-SVN: r19204
|
|
Mon Apr 6 07:17:52 1998 Catherine Moore <clm@cygnus.com>
* combine.c (can_combine_p): Include successor in volatile test.
From-SVN: r19018
|
|
for details.
* haifa-sched.c: Mirror recent changes from gcc2.
From-SVN: r18984
|
|
From-SVN: r18836
|
|
* 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
|
|
* c-lang.c (finish_file): Wrap variable `void_list_node' with macro
test !ASM_OUTPUT_CONSTRUCTOR || !ASM_OUTPUT_DESTRUCTOR.
* calls.c (emit_call_1): Wrap variable `already_popped' with macro
test !ACCUMULATE_OUTGOING_ARGS.
* collect2.c (write_c_file_glob): Wrap function definition in
macro test !LD_INIT_SWITCH.
* combine.c (try_combine): Wrap variables `cc_use' and
`compare_mode' in macro test EXTRA_CC_MODES.
* cpplib.c (do_ident): Remove unused variable `len'.
(skip_if_group): Remove unused variables `at_beg_of_line' and
`after_ident'.
(cpp_get_token): Remove unused variable `dummy'.
* dbxout.c (scope_labelno): Move static variable definition inside
the one function scope where it is used.
(dbxout_function_end): Wrap prototype and definition in
macro test !NO_DBX_FUNCTION_END.
* dwarf2out.c (add_subscript_info): Wrap variable `dimension_number'
in macro test !MIPS_DEBUGGING_INFO.
* expr.c (expand_builtin_setjmp): Move declaration of variable `i'
into the scope where it is used. Wrap empty else-statement body
in braces.
* fix-header.c: Fix typo in comment.
(inf_skip_spaces): Cast results of INF_UNGET to (void).
(check_protection, main): Likewise.
* flow.c (find_basic_blocks_1): Remove dangling comment text.
* function.c (contains): Wrap prototype and definition in macro
test HAVE_prologue || HAVE_epilogue.
(fixup_var_refs_1): Remove unused variable `width'.
* gen-protos.c (main): Remove unused variable `optr'.
* haifa-sched.c (debug_control_flow): Remove unused variable `j'.
* libgcc2.c (__udiv_w_sdiv): Provide dummy return value of 0.
(__sjpopnthrow): Remove unused variable `jmpbuf'.
(__throw): Remove unused variable `val'.
* protoize.c: Check for a previously existing definition before
defining *_OK macros.
* scan-decls.c (scan_decls): Remove unused variable `old_written'.
From-SVN: r18654
|
|
* emit-rtl.c (gen_lowpart_common): Suppress last change if __complex__.
* emit-rtl.c (hard-reg-set.h): Include.
(get_lowpart_common): Don't make new REG for hard reg in a
class that cannot change size.
* Makefile.in (emit-rtl.o): Depend on hard-reg-set.h.
* combine.c: Revert previous patch.
Co-Authored-By: Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
From-SVN: r18109
|
|
subreg of a hard reg.
* combine.c (simplify_rtx): Obey CLASS_CANNOT_CHANGE_SIZE when
simplifying a subreg of a hard reg.
(expand_compound_operation): Likewise.
(force_to_mode): Likewise.
From-SVN: r18052
|
