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2003-09-02expr.c (expand_expr): The code following both_summands performs the same ↵Roger Sayle1-55/+7
task as simplify_gen_binary. * expr.c (expand_expr): The code following both_summands performs the same task as simplify_gen_binary. Replace all gotos to both_summands with a call to simplify_gen_binary and delete the now unused label. From-SVN: r71006
2003-08-29function.c (allocate_struct_function): New, split out of ...Richard Henderson1-9/+1
* function.c (allocate_struct_function): New, split out of ... (prepare_function_start, init_function_start): ... here. * expr.c (init_expr): Use ggc_alloc_cleared. * stmt.c (init_stmt_for_function): Likewise. * tree.h (allocate_struct_function): Declare. From-SVN: r70929
2003-08-26builtins.c (build_function_call_expr): Don't set TREE_SIDE_EFFECTS here.Nathan Sidwell1-2/+0
* builtins.c (build_function_call_expr): Don't set TREE_SIDE_EFFECTS here. * expr.c (emit_block_move_via_libcall): Likewise. (clear_storage_via_libcall): Likewise. * tree.c (build): Set TREE_SIDE_EFFECTS for non-const, non-pure CALL_EXPRs. cp: * call.c (build_call): Don't set TREE_SIDE_EFFECTS here. (build_new_method_call): Add goto finish. * semantics.c (simplify_aggr_init_exprs_r): Don't set TREE_SIDE_EFFECTS on a call. testsuite: * c++.dg/warn/noeffect3.C: New test. From-SVN: r70802
2003-08-23re PR c/11369 (too relaxed checking with -Wstrict-prototypes)Jan Hubicka1-0/+9
PR target/11369 * i386.c (ix86_expand_carry_flag_compare): Validate operand. PR target/11031 * i386.c (const_0_to_3_operand, const_0_to_7_operand, const_0_to_15_operand, const_0_to_255_operand): New predicates. * i386.h (PREDICATE_CODES): Add these. * i386.c (pinsrw and pextrw patterns): Use them. PR target/10984 * i386.c (ix86_expand_binop_builtin): Behave sanely for VOIDmodes. PR target/8869 * expr.c (convert_modes): Deal properly with integer to vector constant conversion. PR target/8871 * i386.md (zero_extendsidi2*): Add MMX and SSE alternatives. From-SVN: r70751
2003-08-19builtins.c: Fix comment typos.Kazu Hirata1-1/+1
* builtins.c: Fix comment typos. * c-common.c: Likewise. * c-decl.c: Likewise. * c-pretty-print.c: Likewise. * cfgbuild.c: Likewise. * cfglayout.c: Likewise. * cfgloopanal.c: Likewise. * cgraphunit.c: Likewise. * cppfiles.c: Likewise. * dwarfout.c: Likewise. * expr.c: Likewise. * fold-const.c: Likewise. * gcse.c: Likewise. * ggc-page.c: Likewise. * haifa-sched.c: Likewise. * pretty-print.c: Likewise. * tree.c: Likewise. * tree.h: Likewise. * value-prof.c: Likewise. From-SVN: r70583
2003-08-12expr.c (expand_expr): If an ABS_EXPR has a complex type, abort.Roger Sayle1-2/+2
* expr.c (expand_expr): If an ABS_EXPR has a complex type, abort. * c-typeck.c (build_unary_op): COMPLEX_TYPE is not a valid typecode for an ABS_EXPR. * doc/c-tree.texi: Document ABS_EXPR. From-SVN: r70349
2003-07-31Makefile.in (bubblestrap): Don't require a previous full bootstrap.Jason Merrill1-3/+2
* Makefile.in (bubblestrap): Don't require a previous full bootstrap. * expr.c (mostly_zeros_p): No longer static. * tree.h: Declare it. * stmt.c (resolve_asm_operand_names): Don't copy the pattern unless we need to do substitutions. From-SVN: r70031
2003-07-25Remove pedwarn_with_decl, warning_with_decl and error_with_decl from GCC.Gabriel Dos Reis1-1/+2
Remove pedwarn_with_decl, warning_with_decl and error_with_decl from GCC. * calls.c (try_to_integrate): Don't use xxx_with_decl. (expand_call): Likewise. * dwarfout.c (output_reg_number): Likewise. * expr.c (expand_expr): Likewise. * function.c (assign_temp): Likewise. (uninitialized_vars_warning): Likewise. (setjmp_args_warning): Likewise. (expand_function_end): Likewise. * stmt.c (fixup_gotos): Likewise. (warn_about_unused_variables): Likewise. (expand_end_bindings): Likewise. * stor-layout.c (layout_decl): Likewise. (place_field): Likewise. * toplev.c (check_global_declarations): Likewise. (rest_of_handle_inlining): Likewise. (default_tree_printer): New function. (general_init): Initialize diagnostic machinery before routing signals to the ICE machinery. Set default tree printer. * toplev.h (pedwarn_with_decl): Remove declaration. (warning_with_decl): Likewise. (error_with_decl): Likewise. (pedwarn): Remove attribute for the time being. * tree-inline.c (expand_call_inline): Don't use xxx_with_decl. * varasm.c (named_section): Likewise. (make_decl_rtl): Likewise. (assemble_variable): Likewise. (merge_weak): Likewise. (declare_weak): Likewise. * diagnostic.h: Move non-diagnostic stuff into pretty-print.h. * diagnostic.c: Move non-diagnostic stuff into pretty-print.c. (format_with_decl): Remove. (diagnostic_for_decl): Likewise. (pedwarn_with_decl): Likewise. (warning_with_decl): Likewise. (error_with_decl): Likewise. (diagnostic_initialize): Adjust. (diagnostic_count_diagnostic): Likewise. (announce_function): Likewise. (lhd_print_error_function): Likewise. (diagnostic_report_current_module): Likewise. (default_diagnostic_starter): Likewise. (diagnostic_report_diagnostic): Likewise. (default_diagnostic_finalizer): Likewise. (verbatim): Likewise. (error): Likewise. (warning): Likewise. * opts.c (common_handle_option): Likewise. * pretty-print.c: New file. * c-pretty-print.h (pp_base): Override. * c-pretty-print.c: Adjust use of macros throughout. (pp_buffer): New macro. (pp_newline): Likewise. * c-objc-common.c (c_tree_printer): Adjust prototype. Tidy. * Makefile.in (DIAGNOSTIC_H): New variable. (c-errors.o): Use it. (c-objc-common.o): Likewise. (c-common.o): Likewise. (c-opts.o): Likewise. (c-format.o): Likewise. (diagnostic.o): Likewise. (opts.o): Likewise. (toplev.o): Likewise. (rtl-error.o): Likewise. (dwarf2out.o): Likewise. (jump.o): Likewise. (pretty-print.o): New rule. cp/ * Make-lang.in (cp/error.o): Depend on DIAGNOSTIC_H. * error.c: Use the new pretty-printer fraamework. From-SVN: r69773
2003-07-19alias.c [...]: Remove unnecessary casts.Kaveh R. Ghazi1-5/+5
* alias.c alloc-pool.c bitmap.c bitmap.h bt-load.c builtins.c c-common.c c-decl.c c-incpath.c c-lex.c c-opts.c c-parse.in c-pragma.c c-typeck.c calls.c cfg.c cfganal.c cfgloop.c cfgrtl.c collect2.c combine.c conflict.c coverage.c cppexp.c cppfiles.c cpphash.c cppinit.c cpplex.c cpplib.c cppmacro.c cppspec.c cpptrad.c cse.c cselib.c dbxout.c defaults.h df.c dominance.c dwarf2out.c dwarfout.c emit-rtl.c except.c expmed.c expr.c final.c fix-header.c flow.c fold-const.c function.c gcc.c gccspec.c gcov.c gcse.c genattr.c genattrtab.c genautomata.c genconditions.c genemit.c genextract.c genoutput.c genrecog.c gensupport.c ggc-page.c ggc-simple.c global.c graph.c haifa-sched.c hashtable.c integrate.c jump.c langhooks.c lcm.c line-map.c local-alloc.c loop.c mips-tdump.c mips-tfile.c mkdeps.c optabs.c params.c postreload.c prefix.c print-tree.c protoize.c ra-build.c ra-colorize.c ra-rewrite.c ra.c recog.c reg-stack.c regclass.c regmove.c regrename.c reload.c reload1.c reorg.c resource.c sbitmap.c sched-deps.c sched-rgn.c sched-vis.c sdbout.c simplify-rtx.c ssa-ccp.c ssa.c stmt.c stor-layout.c timevar.c tlink.c toplev.c tree-dump.c tree.c unroll.c unwind-dw2-fde.c varasm.c varray.c vmsdbgout.c xcoffout.c: Remove unnecessary casts. From-SVN: r69587
2003-07-17c-common.c (c_estimate_num_insns_1): Don't handle METHOD_CALL_EXPR.Steven Bosscher1-4/+0
2003-07-17 Steven Bosscher <steven@gcc.gnu.org> * c-common.c (c_estimate_num_insns_1): Don't handle METHOD_CALL_EXPR. * expr.c (safe_from_p): Likewise. * gengtype.c (adjust_field_tree_exp): Likewise. * stmt.c (warn_if_unused_value): Likewise * tree.c (first_rtl_op): Likewise. * tree.def: Don't define METHOD_CALL_EXPR. * java/lang.c (java_estimate_num_insns_1): Don't handle METHOD_CALL_EXPR. From-SVN: r69511
2003-07-16expr.c (emit_block_move): Don't move anything if size is const 0.Jakub Jelinek1-1/+4
* expr.c (emit_block_move): Don't move anything if size is const 0. (clear_storage): Test against const0_rtx instead of comparing INTVAL against 0. From-SVN: r69441
2003-07-15expr.c (expand_assignment): Remove an unused argument SUGGEST_REG.Kazu Hirata1-12/+6
* expr.c (expand_assignment): Remove an unused argument SUGGEST_REG. * expr.h: Update the prototype. * function.c: Update the callers. * stmt.c: Likewise. From-SVN: r69379
2003-07-14tm.texi (BLOCK_REG_PADDING): Describe.Alan Modra1-26/+46
* doc/tm.texi (BLOCK_REG_PADDING): Describe. * expr.h (struct locate_and_pad_arg_data): Add where_pad. (emit_group_load, emit_group_store): Adjust declarations. Remove most occurrences of #ifdef TREE_CODE. * expr.c (emit_group_load): Add "type" param, and use BLOCK_REG_PADDING to determine need for a shift. Optimize non- aligned accesses if !SLOW_UNALIGNED_ACCESS. (emit_group_store): Likewise. (emit_push_insn, expand_assignment, store_expr, expand_expr): Adjust emit_group_load and emit_group_store calls. * calls.c (store_unaligned_arguments_into_pseudos): Tidy. Use BLOCK_REG_PADDING to determine whether we need endian_correction. (load_register_parameters): Localize vars. Handle shifting of small values to the correct end of regs. Adjust emit_group_load call. (expand_call, emit_library_call_value_1): Adjust emit_group_load and emit_group_store calls. * function.c (assign_parms): Set mem alignment for stack slots. Adjust emit_group_store call. Store values at the "wrong" end of regs to the stack. Use BLOCK_REG_PADDING. (locate_and_pad_parm): Save where_pad. (expand_function_end): Adjust emit_group_load call. * stmt.c (expand_value_return): Adjust emit_group_load call. * Makefile.in (calls.o): Depend on $(OPTABS_H). * config/rs6000/linux64.h (TARGET_LITTLE_ENDIAN): Redefine as 0. (AGGREGATE_PADDING_FIXED, AGGREGATES_PAD_UPWARD_ALWAYS): Define. (MUST_PASS_IN_STACK): Define. (BLOCK_REG_PADDING): Define. * config/rs6000/rs6000.h (struct rs6000_args): Remove orig_nargs. (PAD_VARARGS_DOWN): Define in terms of FUNCTION_ARG_PADDING. * config/rs6000/rs6000.c (init_cumulative_args): Don't set orig_nargs. (function_arg_padding): !AGGREGATE_PADDING_FIXED compatibility code. Act on AGGREGATES_PAD_UPWARD_ALWAYS. From-SVN: r69318
2003-07-13expr.c (expand_expr, [...]): If reg...Richard Kenner1-28/+30
* expr.c (expand_expr, case COMPONENT_REF): If reg, copy OP0 to MEM both if OFFSET specified and if result BLKmode for ARRAY_RANGE_REF. From-SVN: r69308
2003-07-09expr.c (MOVE_MAX_PIECES): Move from here...Geoffrey Keating1-11/+0
* expr.c (MOVE_MAX_PIECES): Move from here... * defaults.h (MOVE_MAX_PIECES): ... to here. From-SVN: r69118
2003-07-07re PR rtl-optimization/11059 (empty union optimization ice)Roger Sayle1-10/+25
PR optimization/11059 * expr.c (can_store_by_pieces): Return true if length is zero. (store_by_pieces): If length is zero and endp is two, abort, othwerise, if length is zero and endp is not two, return "to". (clear_by_pieces): Do nothing if length is zero. (clear_storage): Do nothing if length is zero. (store_constructor): Simplify code when size is zero, or the target has already been cleared. This avoids emitting a blockage instruction when initializing empty structures. * g++.dg/opt/emptyunion.C: New testcase. From-SVN: r69049
2003-07-07rtl.h (emit_line_note): Take a location_t.Nathan Sidwell1-1/+1
* rtl.h (emit_line_note): Take a location_t. (emit_line_note_force): Remove. (set_file_and_line_for_statement): Take a location_t. * tree.g (emit_line_note): Take a location_t. * emit-rtl.c (emit_line_note): Take a location_t. (emit_line_note_force): Remove. * function.c (init_function_start): Adjust emit_line_note call. (expand_function_end): Use force_next_line_note, not emit_line_note_force. * c-parse.in (maybe_type_qual): Adjust emit_line_note calls. * c-semantics.c (genrtl_do_pushlevel, genrtl_goto_stmt, genrtl_expr_stmt_value, genrtl_decl_stmt, genrtl_if_stmt, genrtl_while_stmt, genrtl_do_stmt_1, genrtl_return_stmt, genrtl_for_stmt, genrtl_break_stmt, genrtl_continue_stmt, genrtl_continue_stmt, genrtl_switch_stmt, genrtl_asm_stmt): Likewise. * expr.c (expand_expr): Likewise. * integrate.c (expand_inline_function): Likewise. * stmt.c (set_file_and_line_for_stmt): Take a location_t. (expand_decl_init): Adjust emit_line_note call. * ada/trans.c (build_unit_elab, set_lineno): Adjust emit_line_note calls. * cp/semantics.c: (genrtl_try_block) Adjust emit_line_note calls. * f/com.c (bison_rule_pushlevel_, bison_rule_compstmt_): Adjust emit_line_note calls. * f/ste.c (ffeste_emit_line_note_): Likewise. * java/expr.c (expand_byte_code): * treelang/treetree.c (tree_code_if_start, tree_code_if_else, tree_code_if_end, tree_code_create_function_initial, tree_code_create_function_wrapup, tree_code_generate_return, tree_code_output_expression_statement): Adjust emit_line_note calls. From-SVN: r69047
2003-07-05bt-load.c: Fix comment typos.Kazu Hirata1-1/+1
* bt-load.c: Fix comment typos. * c-incpath.c: Likewise. * cfg.c: Likewise. * cfgcleanup.c: Likewise. * cfgloop.h: Likewise. * cfgloopmanip.c: Likewise. * cfgrtl.c: Likewise. * diagnostic.h: Likewise. * dwarfout.c: Likewise. * emit-rtl.c: Likewise. * et-forest.c: Likewise. * et-forest.h: Likewise. * expr.c: Likewise. * gcse.c: Likewise. * genattr.c: Likewise. * jump.c: Likewise. * langhooks.h: Likewise. * local-alloc.c: Likewise. * loop-unroll.c: Likewise. * loop-unswitch.c: Likewise. * ra-build.c: Likewise. * regclass.c: Likewise. * regmove.c: Likewise. * rtl.def: Likewise. * rtlanal.c: Likewise. * sched-ebb.c: Likewise. * sched-rgn.c: Likewise. * simplify-rtx.c: Likewise. * ssa.c: Likewise. * tracer.c: Likewise. * tree.c: Likewise. From-SVN: r68975
2003-07-05expr.c (expand_expr, [...]): When seeing if should use bitfield operations...Richard Kenner1-1/+4
* expr.c (expand_expr, case COMPONENT_REF): When seeing if should use bitfield operations, use STRICT_ALIGNMENT, not SLOW_UNALIGNED_ACCESS if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER. From-SVN: r68968
2003-07-04expr.c (do_store_flag): Pass in the correct result type when calling ↵Jeff Law1-3/+6
fold_single_bit_test. * expr.c (do_store_flag): Pass in the correct result type when calling fold_single_bit_test. * fold-const.c (fold_single_bit_test): Use result_type for the result when folding a sign bit test. From-SVN: r68940
2003-07-02expr.c (do_store_flag): Remove special case folding for single bit tests.Jeff Law1-55/+7
* expr.c (do_store_flag): Remove special case folding for single bit tests. Instead call back into the commonized folder routine. * fold-const.c (fold_single_bit_test): New function, mostly extracted from do_store_flag, with an additional case extracted from fold. (fold): Call fold_single_bit_test appropriately. * tree.h (fold_single_bit_test): Prototype. From-SVN: r68867
2003-07-02re PR rtl-optimization/11210 (optimizer drops conditional with typecast from ↵Eric Botcazou1-0/+3
signed to unsigned char) PR optimization/11210 * expr.c (handled_component_p) [NOP_EXPR]: Add ??? note about the behaviour with regard to bitfields. * fold-const (decode_field_reference): Record outermost type in case the expression is a NOP. Strip all NOPs. Set the signedness to that of the outermost type (if any) when the bitsize is equal to the size of the type. From-SVN: r68823
2003-06-29* expr.c (clear_by_pieces): Fix prototype.Ulrich Weigand1-1/+1
From-SVN: r68676
2003-06-29except.c: Convert prototypes to ISO C90.Andreas Jaeger1-311/+149
* except.c: Convert prototypes to ISO C90. * except.h: Likewise. * emit-rtl.c: Likewise. * et-forest.c: Likewise. * et-forest.h: Likewise. * except.c: Likewise. * explow.c: Likewise. * expmed.c: Likewise. * expr.c: Likewise. * expr.h: Likewise. From-SVN: r68674
2003-06-29expr.c (emit_single_push_insn): If padding is needed downward...Kazu Hirata1-0/+36
* expr.c (emit_single_push_insn): If padding is needed downward, adjust the stack pointer first, and then store the data into the stack location using an offset. From-SVN: r68670
2003-06-27rtl.h (emit_note): Remove FILE parameter.Nathan Sidwell1-3/+3
* rtl.h (emit_note): Remove FILE parameter. * emit-rtl.c (emit_line_note): Adjust emit_note call. (emit_note): Remove FILE parameter. Adjust. * builtins.c (expand_builtin_expect): Adjust emit_note call. * c-semantics.c (genrtl_scope_stmt): Likewise. (expand_stmt): Likewise. * cfglayout.c (reemit_insn_block_notes): Likewise. (duplicate_insn_chain): Likewise. * except.c (expand_eh_region_start, expand_eh_region_end, sjlj_emit_function_enter): Likewise. * explow.c (probe_stack_range): Likewise. * expr.c (emit_block_move_via_loop): Likewise. * function.c (init_function_start, expand_function_start, expand_function_end, thread_prologue_and_epilogue_insns): Likewise. * integrate.c (expand_inline_function, copy_insn_list): Likewise. * reg-stack.c (compensate_edge): Likewise. * reload1.c (reload): Likewise. * rtlanal.c (hoist_insn_to_edge): Likewise. * stmt.c (expand_fixup, expand_start_loop, expand_start_null_loop, expand_loop_continue_here, expand_end_loop, expand_continue_loop, expand_exit_loop_top_cond, expand_value_return, expand_start_bindings_and_block, expand_end_bindings, expand_decl_cleanup, expand_start_case): Likewise. * unroll.c (copy_loop_body * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Likewise. * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise. * config/rs6000/rs6000.c (rs6000_emit_eh_toc_restore, rs6000_emit_allocate_stack, rs6000_output_function_prologue, rs6000_output_function_epilogue, rs6000_output_mi_thunk): Likewise. * config/sh/sh.c (sh_output_mi_thunk): Likewise. * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise. * ada/misc.c (record_code_position): Likewise. From-SVN: r68561
2003-06-23basic-block.h: Fix comment formatting.Kazu Hirata1-2/+2
* basic-block.h: Fix comment formatting. * bt-load.c: Likewise. * builtins.c: Likewise. * c-common.c: Likewise. * c-common.h: Likewise. * c-format.c: Likewise. * coverage.c: Likewise. * cpplib.h: Likewise. * cpppch.c: Likewise. * dbxout.c: Likewise. * diagnostic.c: Likewise. * dwarf2out.c: Likewise. * expr.c: Likewise. * fold-const.c: Likewise. * function.c: Likewise. * gcc.c: Likewise. * gcov-io.c: Likewise. * gcov-io.h: Likewise. * gcov.c: Likewise. * profile.c: Likewise. * real.h: Likewise. * sched-deps.c: Likewise. From-SVN: r68369
2003-06-22* expr.c (emit_move_insn_1): Fix a comment typo.Kazu Hirata1-2/+2
From-SVN: r68341
2003-06-19expr.c (const_vector_from_tree): Initialize remaining elements to 0.Aldy Hernandez1-0/+4
2003-06-19 Aldy Hernandez <aldyh@redhat.com> * expr.c (const_vector_from_tree): Initialize remaining elements to 0. From-SVN: r68210
2003-06-16decl.c, [...]: Don't use the PTR macro.Kaveh R. Ghazi1-8/+8
cp: * cp/decl.c, cp/pt.c, cp/search.c, cp/tree.c: Don't use the PTR macro. gcc: * bitmap.c, builtins.c, c-incpath.c, cgraph.c, config/frv/frv.c, config/mips/mips.c, cppfiles.c, cpphash.c, cppinit.c, cpplib.c, dwarf2out.c, dwarfout.c, except.c, expr.c, expr.h, fold-const.c, function.c, gcc.c, genoutput.c, gensupport.c, global.c, haifa-sched.c, hashtable.c, ifcvt.c, integrate.c, local-alloc.c, loop.c, mips-tdump.c, mips-tfile.c, mkdeps.c, protoize.c, read-rtl.c, recog.h, reload1.c, sbitmap.c, ssa-dce.c, stringpool.c, tlink.c, tree.c, varasm.c, varray.c: Don't use the PTR macro. From-SVN: r68043
2003-06-16expr.c (expand_expr <PLUS_EXPR>): If operand_equal_p considers both operands ↵Roger Sayle1-3/+16
of the addition equal... * expr.c (expand_expr <PLUS_EXPR>): If operand_equal_p considers both operands of the addition equal, reuse the expanded RTL. (expand_expr <MULT_EXPR>): Likewise for multiplication. From-SVN: r68012
2003-06-14expr.c (expand_expr <COMPLEX_CST>): Handle the case of expanding a complex ↵Roger Sayle1-0/+23
constant into a CONCAT target. * expr.c (expand_expr <COMPLEX_CST>): Handle the case of expanding a complex constant into a CONCAT target. From-SVN: r67928
2003-06-11* expr.c (can_move_by_pieces): align argument may be unused.Ulrich Weigand1-1/+1
From-SVN: r67764
2003-06-11* expr.c (convert_move): Handle moves between two CONCATs.J"orn Rennecke1-0/+7
From-SVN: r67760
2003-06-08expr.h (EXPAND_MEMORY): New.Richard Henderson1-3/+9
* expr.h (EXPAND_MEMORY): New. * expr.c (expand_expr): Check it. * stmt.c (expand_asm_operands): Provide it when the constraint requires a memory. Warn for memory input constraints without a memory operand. * gcc.dg/20011029-2.c: Fix the array reference. * gcc.dg/asm-7.c: New. From-SVN: r67645
2003-06-03expr.c (emit_move_insn_1): Use emit_move_insn to move the parts of a complex ↵Roger Sayle1-16/+10
number rather than invoke... * expr.c (emit_move_insn_1): Use emit_move_insn to move the parts of a complex number rather than invoke mov_optab directly. From-SVN: r67389
2003-06-03builtins.c (expand_builtin_memcpy): Remove endp argument and endp != 0 handling.Jakub Jelinek1-9/+89
* builtins.c (expand_builtin_memcpy): Remove endp argument and endp != 0 handling. Pass 0 to store_by_pieces. (expand_builtin_mempcpy): Add endp argument. Don't call expand_builtin_memcpy, call store_by_pieces resp. move_by_pieces directly. If ignoring result, only do expand_call. (expand_builtin_stpcpy): Likewise. Call expand_builtin_mempcpy otherwise. (expand_builtin_strncpy, expand_builtin_memset): Adjust store_by_pices callers. (expand_builtin): Adjust expand_builtin_memcpy and expand_builtin_mempcpy callers. * expr.c (can_move_by_pieces): New function. (move_by_pieces): Add endp argument, return to resp. memory at end or one byte earlier depending on endp. (store_by_pieces): Likewise. (emit_block_move): Adjust call to move_by_pieces. (emit_push_insn): Adjust move_by_pieces caller. * expr.h (can_move_by_pieces): New prototype. (store_by_pieces): Adjust prototypes. * rtl.h (move_by_pieces): Adjust prototype. * config/mips/mips.c (expand_block_move): Adjust move_by_pieces caller. * gcc.c-torture/execute/builtins/string-4.c (main_test): Remove mempcpy test with post-increments. * gcc.c-torture/execute/string-opt-3.c: New test. * gcc.dg/string-opt-1.c: New test. From-SVN: r67358
2003-05-30cse.c (cse_insn): Simplify REG_EQUAL note on libcalls when making a ↵Roger Sayle1-5/+8
substitution. * cse.c (cse_insn): Simplify REG_EQUAL note on libcalls when making a substitution. (dead_libcall_p): If directly replacing a libcall with a constant value produces an invalid instruction, also try forcing the constant into the constant pool. * expr.c (emit_move_insn): Add a REG_EQUAL note when it is not obvious that the source is a constant. (compress_float_constant): Use set_unique_reg_note to place REG_EQUAL notes on instructions. From-SVN: r67247
2003-05-27tree.h (contains_placeholder_p): Now returns bool.Richard Kenner1-4/+4
* tree.h (contains_placeholder_p): Now returns bool. (CONTAINS_PLACEHOLDER_P): New macro. (type_contains_placeholder_p): New function. * tree.c (save_expr): Remove code avoiding folding COMPONENT_REF. (contains_placeholder_p): Now returns bool. Rework to use CONTAINS_PLACEHOLDER_P macro. (type_contains_placeholder_p): New function. * fold-const.c (fold, case COMPONENT_REF): Don't fold if type_contains_placeholder_p. (fold_range_test, fold_mathfn_compare, fold_inf_compare, fold): Use CONTAINS_PLACEHOLDER_P macro. * builtins.c (fold_builtin): Likewise. * calls.c (initialize_argument_information): Likewise. * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise. * explow.c (expr_size): Likewise. * expr.c (store_constructor, get_inner_reference): Likewise. * function.c (assign_parms): Likewise. * stor-layout.c (variable_size): Likewise. From-SVN: r67189
2003-05-22Finish correcting inadvertent checkin.Richard Kenner1-3/+3
From-SVN: r67107
2003-05-22Remove hunk commited in error.Richard Kenner1-1/+1
From-SVN: r67103
2003-05-22expr.c (expand_expr, [...]): Put into memory if constant and ↵Richard Kenner1-8/+7
EXPAND_CONST_ADDRESS, not just EXPAND_INITIALIZER. * expr.c (expand_expr, case CONSTRUCTOR): Put into memory if constant and EXPAND_CONST_ADDRESS, not just EXPAND_INITIALIZER. From-SVN: r67098
2003-05-13expr.c (move_by_pieces): Honor the alignment of TO and FROM.DJ Delorie1-1/+4
* expr.c (move_by_pieces): Honor the alignment of TO and FROM. (emit_push_insn): Don't use push when the source alignment is less than the stack's push rounding. From-SVN: r66770
2003-05-09expr.c (move_block_from_reg): Remove "size" parm.Alan Modra1-40/+5
* expr.c (move_block_from_reg): Remove "size" parm. Localize vars. Move code handling pieces not larger than a word to.. * function.c (assign_parms): ..here, but use change_address instead of adjust_address and operand_subword, and expand_binop instead of expand_shift. Adjust calls to move_block_from_reg. * expr.h (move_block_from_reg): Update declaration. (copy_blkmode_from_reg): Formatting. * Makefile.in (function.o): Add $(OPTABS_H) to deps. * config/alpha/alpha.c (alpha_setup_incoming_varargs): Adjust move_block_from_reg calls. * config/arc/arc.c (arc_setup_incoming_varargs): Likewise. * config/i960/i960.c (i960_setup_incoming_varargs): Likewise. * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise. * config/m88k/m88k.c (m88k_builtin_saveregsk): Likewise. * config/mips/mips.c (mips_setup_incoming_varargs): Likewise. * config/pa/pa.c (hppa_builtin_saveregs): Likewise. * config/romp/romp.h (SETUP_INCOMING_VARARGS): Likewise. * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise. * config/sh/sh.c (sh_builtin_saveregs): Likewise. From-SVN: r66623
2003-05-07stmt.c (force_label_rtx): New function, based on logic formerly found in ↵Zack Weinberg1-17/+9
expand_expr. * stmt.c (force_label_rtx): New function, based on logic formerly found in expand_expr. * expr.h: Prototype it. * expr.c (expand_expr <LABEL_DECL>): Use force_label_rtx if appropriate. * varasm.c (decode_addr_const <LABEL_DECL>): Use force_label_rtx. * print-tree.c (debug_tree): Free the table after we're done with it. Use putc. treelang: * Make-lang.in: Set -Wno-error for treelang/lex.o. From-SVN: r66579
2003-05-05expr.c (expand_expr, [...]): Refine the test forcing usage of bitfield ↵Olivier Hainque1-5/+7
instructions for mode1 != BLKmode... * expr.c (expand_expr, case BIT_FIELD_REF): Refine the test forcing usage of bitfield instructions for mode1 != BLKmode, only ignoring SLOW_UNALIGNED_ACCESS if the field is not byte aligned. (store_field): Likewise. From-SVN: r66492
2003-05-04expr.c (store_field): Don't clobber TEMP in shift: it might be a variable.Richard Kenner1-3/+15
* expr.c (store_field): Don't clobber TEMP in shift: it might be a variable. (get_inner_reference): Don't go through a VIEW_CONVERT_EXPR whose purpose is to step up the alignment. (expand_expr, case ADDR_EXPR): Force LO_SUM into memory, just like REG. From-SVN: r66465
2003-05-03expr.c (expand_expr, [...]): Don't use gen_lowpart on non-integer modes.Richard Kenner1-3/+5
* expr.c (expand_expr, case VIEW_CONVERT_EXPR): Don't use gen_lowpart on non-integer modes. From-SVN: r66430
2003-05-03emit-rtl.c (last_call_insn, [...]): New functions.Olivier Hainque1-27/+39
* emit-rtl.c (last_call_insn, add_function_usage_to): New functions. * rtl.h (last_call_insn, add_function_usage_to): New prototypes. * builtins.c (expand_builtin_apply): Use the new emit-rtl functions. * calls.c (emit_call_1): Likewise. (expand_call): For calls initializing constant memory, replace emission of standalone mem /u clobber with function usage entry. * expr.c (emit_block_move_via_libcall): Likewise. * cse.c (count_reg_usage, case EXPR_LIST): New case. * flow.c (propagate_one_insn): Pass entire operand of CALL_INSN_FUNCTION_USAGE to mark_used_regs. * integrate.c (try_constants): For CALL_INSNs, substitute constants within the FUNCTION_USAGE also. * loop.c (prescan_loop): Note clobbers of const mem mentioned in FUNCTION_USAGE lists. * reload1.c (replace_pseudos_in): Renamed. (reload): Use it for clobbers surviving until the end of the reload. From-SVN: r66429
2003-05-03c-decl.c (pending_invalid_xref_file): Remove.Nathan Sidwell1-4/+2
* c-decl.c (pending_invalid_xref_file): Remove. (pending_invalid_xref_line): Remove. (pending_invalid_xref_location): New. (lookup_label): Use location_t and input_location directly. (lookup_tag): Likewise. (pending_xref_error): Likewise. (c_expand_body_1): Likewise. * c-common.c (x_expand_start_cond): Likewise. * c-semantics.c (genrtl_for_stmt): Likewise. (find_reachable_label): Likewise. * expr.c (expand_expr): Likewise. * integrate.c (output_inline_function): Likewise. * tree-inline.c (find_alloca_call): Likewise. (find_builtin_longjmp_call): Likewise. * gcc.c (input_filename): Make static. From-SVN: r66425
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