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2003-12-01* unroll.c (find_splittable_givs): Add missing extend_value_for_giv.Ulrich Weigand1-2/+3
From-SVN: r74126
2003-11-09loop.c (check_dbra_loop): Try swapping the comparison operands of the loop ↵Roger Sayle1-1/+14
condition to identify a... * loop.c (check_dbra_loop): Try swapping the comparison operands of the loop condition to identify a suitable induction variable. * unroll.c (loop_iterations): Likewise. From-SVN: r73391
2003-09-27re PR rtl-optimization/12340 (loop unroller + gcse produces wrong code)Eric Botcazou1-1/+11
PR optimization/12340 * loop.h (struct induction): Document the new semantics of the 'same' field for bivs. * unroll.c (biv_total_increment): Don't count the same biv increment several times. (loop_iterations) [GENERAL_INDUCT]: Likewise. From-SVN: r71859
2003-09-27* unroll.c(loop_interations)[GT]: Add missing break.Graham Stott1-0/+1
From-SVN: r71854
2003-07-21re PR rtl-optimization/11536 ([strength-reduce] -O2 optimalization produces ↵Eric Botcazou1-1/+1
wrong code) PR optimization/11536 * unroll.c (loop_iterations): Do not replace a register holding the final value by its equivalent before the loop if it is not invariant. PR optimization/11536 * gcc.dg/20030721-1.c: New test. From-SVN: r69635
2003-07-19alias.c [...]: Remove unnecessary casts.Kaveh R. Ghazi1-16/+15
* 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
2003-07-08unroll.c (reg_dead_after_loop): Check for reg in REG_EQUAL and REG_EQUIV ↵Jakub Jelinek1-1/+5
notes as well. * unroll.c (reg_dead_after_loop): Check for reg in REG_EQUAL and REG_EQUIV notes as well. * g++.dg/opt/strength-reduce.C: New test. From-SVN: r69076
2003-07-06unroll.c: Convert prototypes to ISO C90.Andreas Jaeger1-108/+58
* unroll.c: Convert prototypes to ISO C90. * varasm.c: Likewise. * varray.c: Likewise. * varray.h: Likewise. * vmsdbgout.c: Likewise. * xcoffout.c: Likewise. * xcoffout.h: Likewise. From-SVN: r69007
2003-07-01rtl.h (emit_line_note_after): Remove.Nathan Sidwell1-18/+6
* rtl.h (emit_line_note_after): Remove. (emit_note_copy_after, emit_note_copy): New. * emit-rtl.c (reorder_insns_with_line_notes): Replace emit_line_note_after with emit_note_copy_after. (emit_insn_after_with_line_notes): Likewise. (emit_line_note_after): Kill. (emit_note_copy_after): New. (emit_note_copy): New. * function.c (emit_return_into_block): Use emit_note_copy_after. (thread_prologue_and_epilogue_insns): Likewise. * integrate.c (expand_inline_function): Use emit_note_copy. (copy_insn_list): Likewise. * unroll.c (copy_loop_body): Likewise. * cfglayout.c (duplicate_insn_chain): Likewise. From-SVN: r68767
2003-07-01combine.c (distribute_notes): Don't bother REG_WAS_0.Kazu Hirata1-20/+9
* combine.c (distribute_notes): Don't bother REG_WAS_0. * cse.c (cse_insn): Likewise. * final.c (final_scan_insn): Likewise. * jump.c (duplicate_loop_exit_test): Likewise. * rtl.c (reg_note_name): Remove REG_WAS_0. * rtl.h (REG_WAS_0): Remove. * unroll.c (final_reg_note_copy): Don't bother REG_WAS_0. * config/avr/avr.c (output_movqi): Don't use reg_was_0. (output_movhi): Likewise. (output_movsisf): Likewise. (reg_was_0): Remove. * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Don't use REG_WAS_0. (m68hc11_gen_movqi): Likewise. * config/vax/vax-protos.h: Remove the prototype for reg_was_0_p. * config/vax/vax.c (follows_p): Remove. (reg_was_0_p): Likewise. * config/vax/vax.md (movsi): Don't use reg_was_0_p. (movhi): Likewise. (movqi): Likewise. * doc/rtl.texi (REG_WAS_0): Remove. From-SVN: r68753
2003-06-27rtl.h (emit_note): Remove FILE parameter.Nathan Sidwell1-2/+2
* 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
2003-06-16function.h (struct emit_status): Remove x_last_linenum, x_last_filename.Nathan Sidwell1-13/+25
* function.h (struct emit_status): Remove x_last_linenum, x_last_filename. Add x_last_location. * rtl.h: #include "input.h". (NOTE_DATA): New. * cfglayout.c (duplicate_insn_chain): Use emit_line_note for line number notes. * emit-rtl.c (last_linenum, last_filename): Remove. (last_location): New. (emit_line_note_after): LINE must always be >= 0. (emit_line_note): Likewise. Check not duplicate here... (emit_note): ... rather than here. (emit_line_note_force, force_next_line_note, init_emit): Adjust. * integrate.c (expand_inline_function): Use emit_line_note for line number notes. (copy_insn_list): Likewise. * unroll.c (copy_loop_body): Likewise. * Makefile.in (RTL_H): Add input.h. From-SVN: r68002
2003-06-13re PR rtl-optimization/10955 ([SPARC] wrong code at -O3 for structure ↵Eric Botcazou1-2/+2
argument in context of structure return) PR optimization/10955 * unroll.c (unroll_loop): Fix off-by-one bug. From-SVN: r67870
2003-06-08cfglayout.c (insn_scope): New static functionJan Hubicka1-3/+3
* cfglayout.c (insn_scope): New static function (block_locators_*, line_locators*, file_locators*): New static varrays. (scope_to_insns_initialize): Use them. (insn_line, insn_file): New functions. (scope_to_insns_finalize): Use insn_scope. (prologue_locator, epilogue_locator): New global variables. * emit-rt.c (try_split, make_insn_raw, make_jump_insn_raw, make_call_insn_raw, emit_copy_of_insn_after): Use locators. (emit_insn_after_scope, emit_insn_before_scope emit_jump_insn_after_scope, emit_jump_insn_before_scope emit_call_insn_after_scope, emit_call_insn_before_scope): Rename to... (emit_insn_after_setloc, emit_insn_before_setloc emit_jump_insn_after_setloc, emit_jump_insn_before_setloc emit_call_insn_after_setloc, emit_call_insn_before_setloc): ... these; use locators. * final.c (notice_source_line): Use locators. (final_start_function): Set initial source file and line. (final_scan_insn): Use locators. * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith, noce_try_minmax, noce_try_abs, noce_process_if_block, find_cond_trap): Likewise. * integrate.c (copy_insn_list): Likewise. * jump.c (duplicate_loop_exit_test): LIkewise. * print-rtl.c (print_rtx): Print locators. * recog.c (peephole2_optimize): Likewise. * rtl.h (INSN_SCOPE): Remove. (emit_insn_after_scope, emit_insn_before_scope emit_jump_insn_after_scope, emit_jump_insn_before_scope emit_call_insn_after_scope, emit_call_insn_before_scope): Rename to... (emit_insn_after_setloc, emit_insn_before_setloc emit_jump_insn_after_setloc, emit_jump_insn_before_setloc emit_call_insn_after_setloc, emit_call_insn_before_setloc): ... these; (insn_file, insn_line, prologue_locator, epilogue_locator): Declare. * unroll.c (copy_loop_body): Use locators. * function.c (set_insn_locators): New function. (thread_prologue_and_epilogue_insns): Set the locators accordingly. From-SVN: r67637
2003-05-17cfgloopanal.c (test_for_iteration): Use string concatentation on ↵Kaveh R. Ghazi1-13/+6
HOST_WIDE_INT_PRINT_* format specifier to collapse... gcc: * cfgloopanal.c (test_for_iteration): Use string concatentation on HOST_WIDE_INT_PRINT_* format specifier to collapse multiple function calls into one. * dbxout.c (dbxout_symbol): Likewise. * defaults.h (ASM_OUTPUT_SIZE_DIRECTIVE): Likewise. * dwarf2asm.c (dw2_asm_output_data_uleb128, dw2_asm_output_data_sleb128): Likewise. * genrecog.c (debug_decision_2): Likewise. * loop.c (emit_prefetch_instructions): Likewise. * print-rtl.c (print_rtx): Likewise. * print-tree.c (print_node_brief, print_node): Likewise. * ra-debug.c (dump_igraph, dump_graph_cost, dump_static_insn_cost): Likewise. * ra-rewrite.c (dump_cost): Likewise. * sdbout.c (PUT_SDB_INT_VAL, PUT_SDB_SIZE): Likewise. * sreal.c (dump_sreal): Likewise. * unroll.c (unroll_loop, precondition_loop_p): Likewise. * varasm.c (assemble_vtable_entry): Likewise. cp: * ptree.c (cxx_print_type, cxx_print_xnode): Use string concatentation on HOST_WIDE_INT_PRINT_* format specifier to collapse multiple function calls into one. * tree.c (debug_binfo): Likewise. java: * parse.y (print_int_node): Use string concatentation on HOST_WIDE_INT_PRINT_* format specifier to collapse multiple function calls into one. From-SVN: r66900
2003-03-25re PR rtl-optimization/10171 (wrong code for inlined function)Jason Merrill1-19/+25
PR optimization/10171 * unroll.c (unroll_loop): Don't delete the jump at the end unless we also delete a jump at the beginning. From-SVN: r64863
2003-03-08re PR middle-end/7796 (sparc-sun-solaris2.7 extra failure w/-m64 on ↵Eric Botcazou1-3/+7
execute/930921-1.c in unroll.c) PR middle-end/7796 * unroll.c (calculate_giv_inc): Handle constants being loaded with LSHIFTRT. From-SVN: r63971
2003-02-26cse.c (count_reg_usage): Fix handling of REG_EQUAL notes.Zdenek Dvorak1-1/+1
* cse.c (count_reg_usage): Fix handling of REG_EQUAL notes. * Makefile.in (loop-unroll.o): New. * cfgloop.h (UAP_PEEL, UAP_UNROLL, UAP_UNROLL_ALL): New. (unroll_and_peel_loops): Declare. * alias.c (init_alias_analysis): Flag_unroll_loops renamed to flag_old_unroll_loops. * loop.c (loop_invariant_p): Ditto. * unroll.c (unroll_loop): Flag_unroll_all_loops renamed to flag_old_unroll_all_loops. * flags.h (flag_unroll_loops): Renamed to flag_old_unroll_loops. (flag_unroll_all_loops): Renamed to flag_old_unroll_all_loops. * params.def (PARAM_MAX_UNROLLED_INSNS): Default value changed. (PARAM_MAX_AVERAGE_UNROLLED_INSNS, PARAM_MAX_UNROLL_TIMES, PARAM_MAX_PEELED_INSNS, PARAM_MAX_PEEL_TIMES, PARAM_MAX_COMPLETELY_PEELED_INSNS, PARAM_MAX_COMPLETELY_PEEL_TIMES, PARAM_MAX_ONCE_PEELED_INSNS): New. * toplev.h (flag_old_unroll_loops, flag_old_unroll_all_loops): New. (flag_unroll_loops, flag_unroll_all_loops): Used for new unroller instead of old one. (flag_peel_loops): New. (lang_independent_options): The new flags added. (rest_of_compilation): Call new unroller. (process_options): Setup flags for coexistence of old and new unroller. * doc/invoke.texi: Document new options. * doc/passes.texi: Document new unroller pass. From-SVN: r63462
2003-01-24cfgloopanal.c: New file.Zdenek Dvorak1-0/+1
* cfgloopanal.c: New file. * cfgloopmanip.c: New file. * Makefile.in (cfgloopanal.o, cfgloopmanip.o): New. (toplev.o, loop.o, doloop.o, unroll.o, cfgloop.o, predict.o, cfglayout.o): Add dependency on cfgloop.h. (cfgloop.o): Add flags.h dependency. * basic-block.h (BB_IRREDUCIBLE_LOOP, BB_SUPERBLOCK): New flags. (VLS_EXPECT_PREHEADERS, VLS_EXPECT_SIMPLE_LATCHES): Removed. (struct loop, struct loops, flow_loops_find, flow_loops_update, flow_loops_free, flow_loops_dump, flow_loop_dump, flow_loop_scan, flow_loop_tree_node_add, flow_loop_tree_node_remove, LOOP_TREE,,LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES, LOOP_ALL, flow_loop_outside_edge_p, flow_loop_nested_p, flow_bb_inside_loop_p, get_loop_body, loop_preheader_edge, loop_latch_edge, add_bb_to_loop, remove_bb_from_loops, find_common_loop, verify_loop_structure): Declarations moved to ... * cfgloop.h: New file. * bb-reorder.c (reorder_basic_blocks): Modified. * cfglayout.c: Include cfgloop.h. (cleanup_unconditional_jumps, cfg_layout_redirect_edge, cfg_layout_duplicate_bb, cfg_layout_initialize): Update loop structure. (break_superblocks): New static function. (cfg_layout_finalize): Use it. (cfg_layout_split_block): New function. * cfglayout.h (struct reorder_block_def): Add copy and duplicated fields. (cfg_layout_initialize, cfg_layout_redirect_edge): Declaration changed. (cfg_layout_split_block): Declare. * cfgloop.c: Include cfgloop.h and flags.h. (flow_loop_dump, flow_loops_free, flow_loop_exit_edges_find, get_loop_body): Avoid signed versus unsigned comparison warnings. (make_forwarder_block, flow_loops_find, loop_preheader_edge, loop_latch_edge): Modified. (verify_loop_structure): Modified to use flags stored in loop structure; check irreducible loops. (cancel_loop, cancel_loop_tree): New functions. (estimate_probability): Use loop analysis code for predictions. (estimate_loops_at_level): Avoid signed versus unsigned comparison warnings. * doloop.c: Include cfgloop.h. * loop.c: Include cfgloop.h. * predict.c: Include cfgloop.h. * toplev.c: Include cfgloop.h. * unroll.c: Include cfgloop.h. * tracer.c (tracer): Modified. From-SVN: r61730
2002-12-24regmove.c: Fix comment typos.Kazu Hirata1-2/+2
* regmove.c: Fix comment typos. * reload.c: Likewise. * reload1.c: Likewise. * resource.c: Likewise. * rtl.def: Likewise. * rtl.h: Likewise. * rtlanal.c: Likewise. * sched-deps.c: Likewise. * sched-rgn.c: Likewise. * sibcall.c: Likewise. * simplify-rtx.c: Likewise. * ssa-ccp.c: Likewise. * ssa.c: Likewise. * stmt.c: Likewise. * stor-layout.c: Likewise. * system.h: Likewise. * tlink.c: Likewise. * toplev.c: Likewise. * tracer.c: Likewise. * tree-inline.c: Likewise. * tree.c: Likewise. * tree.h: Likewise. * unroll.c: Likewise. * varasm.c: Likewise. From-SVN: r60473
2002-12-16Merge basic-improvements-branch to trunkZack Weinberg1-0/+2
From-SVN: r60174
2002-12-02* unroll.c (copy_loop_body): Copy CONST_OR_PURE_CALL_P.Jan Hubicka1-0/+1
From-SVN: r59732
2002-10-27combine.c: Fix comment formatting.Kazu Hirata1-1/+1
* combine.c: Fix comment formatting. * loop.c: Likewise. * real.c: Likewise. * regclass.c: Likewise. * regmove.c: Likewise. * regrename.c: Likewise. * reg-stack.c: Likewise. * reload1.c: Likewise. * reload.c: Likewise. * reload.h: Likewise. * unroll.c: Likewise. From-SVN: r58583
2002-10-07Permit doloop treatment for preconditioned loops.Dale Johannesen1-0/+3
From-SVN: r57902
2002-10-05unroll.c (copy_loop_body): Remove REG_EQUAL note attached to copied ↵David Edelsohn1-0/+7
instruction if... * unroll.c (copy_loop_body): Remove REG_EQUAL note attached to copied instruction if the note is not loop invariant. From-SVN: r57834
2002-10-02* unroll.c (loop_iterations): Revert 2002-09-08 change.Roger Sayle1-1/+1
From-SVN: r57720
2002-09-30reload.c (push_reload): Handle subregs and secondary memory.Jan Hubicka1-2/+2
* reload.c (push_reload): Handle subregs and secondary memory. * reload1.c (gen_reload): Likewise. * jump.c (reg_or_subregno): New function. * rtl.h (reg_or_subregno): Declare * unroll.c (find_splittable_givs): Handle subregs. From-SVN: r57663
2002-09-27unroll.c (simplify_cmp_and_jump_insns): New.Richard Henderson1-44/+80
* unroll.c (simplify_cmp_and_jump_insns): New. (unroll_loop): Use it. Use simplify_gen_foo+force_operand instead of expand_simple_foo. From-SVN: r57596
2002-09-27LANGUAGES: Follow spelling conventions.Kazu Hirata1-5/+5
* LANGUAGES: Follow spelling conventions. * rtl.def: Likewise. * sbitmap.c: Likewise. * sched-int.h: Likewise. * sched-rgn.c: Likewise. * sibcall.c: Likewise. * simplify-rtx.c: Likewise. * ssa.c: Likewise. * stab.def: Likewise. * stmt.c: Likewise. * stor-layout.c: Likewise. * target.h: Likewise. * timevar.c: Likewise. * toplev.c: Likewise. * tree-dump.c: Likewise. * tree-inline.c: Likewise. * tree.c: Likewise. * tree.def: Likewise. * tree.h: Likewise. * unroll.c: Likewise. * varasm.c: Likewise. * vmsdbgout.c: Likewise. * treelang/treelang.texi: Likewise. * treelang/treetree.c: Likewise. From-SVN: r57587
2002-09-08re PR rtl-optimization/6405 (Loop-unrolling related performance regressions)Roger Sayle1-1/+1
PR optimization/6405 * unroll.c (loop_iterations): last_loop_insn should be the previous non-note instruction before loop->end. * loop.c (strength_reduce): The conditional jump is the last non-note instruction before loop->end (as above). From-SVN: r56956
2002-08-21unroll.c (biv_total_increment): Don't try to compute the total increment for ↵Geoffrey Keating1-1/+2
FP BIVs. * unroll.c (biv_total_increment): Don't try to compute the total increment for FP BIVs. From-SVN: r56479
2002-08-02df.c (df_insn_table_realloc): Change parameter to unsigned.Kaveh R. Ghazi1-3/+3
* df.c (df_insn_table_realloc): Change parameter to unsigned. * optabs.c (expand_binop): Make variable unsigned. * simplify-rtx.c (simplify_subreg): Likewise. * unroll.c (unroll_loop): Cast to avoid signed/unsigned warnings. From-SVN: r55960
2002-07-30* unroll.c (copy_loop_body): Don't copy NOTE_INSN_LOOP_CONT.J"orn Rennecke1-6/+6
From-SVN: r55877
2002-07-29unroll.c (verify_addresses): Remove.Richard Henderson1-132/+2
* unroll.c (verify_addresses): Remove. (find_splittable_givs): Never split DEST_ADDR givs. From-SVN: r55858
2002-07-21unroll.c (find_splittable_givs): Do not split DEST_ADDR givs that are not ↵Richard Henderson1-99/+3
unrolled completely. * unroll.c (find_splittable_givs): Do not split DEST_ADDR givs that are not unrolled completely. From-SVN: r55635
2002-07-20re PR rtl-optimization/7130 (miscompiled code for gcc-3.1 on ↵Alan Modra1-0/+3
powerpc-unknown-linux-gnu with -funroll-all-loops) PR optimization/7130 * loop.h (struct loop_info): Add "preconditioned". * unroll.c (unroll_loop): Set it. * doloop.c (doloop_modify_runtime): Correct count for unrolled loops. From-SVN: r55598
2002-06-30* unroll.c (loop_iterations): Handle EQ loops.Alan Modra1-6/+37
From-SVN: r55111
2002-06-14loop.c (check_final_value): Use v->always_executed instead of ↵Eric Botcazou1-2/+4
v->always_computable. * loop.c (check_final_value): Use v->always_executed instead of v->always_computable. * unroll.c (final_giv_value): Don't calculate the final value as a function of the biv if the giv is not computed for every loop iteration. From-SVN: r54634
2002-06-11Delete SEQUENCE rtl usage outside of reorg and ssa passes.David S. Miller1-10/+4
2002-06-05 David S. Miller <davem@redhat.com> Delete SEQUENCE rtl usage outside of reorg and ssa passes. * rtl.h (gen_sequence, emit_insns, emit_insns_before, emit_insns_before_scope, emit_insns_after, emit_insns_after_scope): Delete declaration. * ada/misc.c (insert_code_for): Use emit_insn* instead of emit_insns_foo. * config/alpha/alpha.c (alpha_set_memflags_1): Abort on SEQUENCE. (alpha_set_memflags): Fix comment. (set_frame_related_p): Use get_insns instead of gen_sequence. * config/alpha/alpha.md (setjmp receiver splitter): Avoid emitting no insns. * config/arm/arm.c (arm_finalize_pic): Use get_insns instead of gen_sequence. (arm_gen_load_multiple, arm_gen_store_multiple): Likewise. * config/fr30/fr30.c (fr30_move_double): Likewise. * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_movstr): Likewise. * config/ia64/ia64.c (spill_restore_mem): Likewise. * config/ia64/ia64.md (conditional move spliiter): Avoid emitting no insns. * config/m32r/m32r.c (gen_split_move_double): Use get_insns instead of gen_sequence. * config/mips/mips.c (embedded_pic_fnaddr_reg): Likewise. (mips_expand_prologue, mips16_gp_pseudo_reg): Likewise. * config/sh/sh.c (sh_need_epilogue): Likewise. * config/sparc/sparc.md (current_function_calls_alloca, flat): New attributes. (setjmp pattern and split): Use them to avoid splitter which emits no RTL. * genattrtab.c (main): Emit include of function.h * config/stormy16/stormy16.c (xstormy16_split_cbranch): Use get_insns instead of gen_sequence. * config/cris/cris.c (cris_split_movdx): Likewise. * emit-rtl.c (emit_insns*): Kill. (try_split): Expect insn list instead of SEQUENCE. (make_jump_insn_raw, make_call_insn_raw): Fix comments. (emit_*insn*): Reimplement to work with INSN lists and PATTERNs. Make them abort if a SEQUENCE is given and RTL checking is enabled. (emit_*_scope): Don't forget to set scope on final insn. (gen_sequence): Move from here... * ssa.c (gen_sequence): To here as private function. * builtins.c (expand_builtin_apply_args): Use emit_insn_foo, fix comments. (expand_builtin_return, expand_builtin_mathfn): Likewise. (expand_builtin_strlen): Use get_insns instead of gen_sequence. (expand_builtin_saveregs): Use emit_insn_foo, fix comments. (expand_builtin_expect_jump): Use get_insns and fix comments. * calls.c (try_to_integrate): Use emit_insn_foo. (expand_call, emit_library_call_value_1): Likewise. * expr.c (emit_queue): Handle insn lists instead of SEQUENCE. (emit_move_insn_1): Use get_insns instead of gen_sequence. (expand_expr): Use emit_insn_foo. * cfgrtl.c (commit_one_edge_insertion): Use emit_insn_foo. * except.c (build_post_landing_pads): Likewise. * flow.c (attempt_auto_inc): Likewise. * stmt.c (expand_fixup, fixup_gotos, expand_nl_handler_label, expand_nl_goto_receivers, expand_decl_cleanup): Likewise. * function.c (fixup_var_refs_insn): Use get_insns instead of gen_sequence. (fixup_var_refs_1): Likewise and expect insn list from gen_foo. (fixup_memory_subreg): Use get_insns instead of gen_sequence. (fixup_stack_1, purge_addressof_1, expand_main_function, get_arg_pointer_save_area): Likewise. (optimize_bit_field, instantiate_virtual_regs_1, assign_parms, expand_function_end): Use emit_insn_foo. (record_insns, keep_stack_depressed): Work with insn list instead of SEQUENCE, fix comments. * ifcvt.c (noce_emit_store_flag, noce_try_store_flag, noce_try_store_flag_constants, noce_try_store_flag_inc, noce_try_store_flag_mask, noce_emit_cmove, noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Use emit_insn_foo. (noce_process_if_block): Use get_insns instead of gen_sequence. * optabs.c (add_equal_note): Work with insn list, fix comments. (expand_binop): Expect insn list from GEN_FCN(), use emit_insn_foo. (expand_unop, expand_complex_abs, expand_unop_insn, expand_no_conflict_block): Likewise. (gen_move_insn): Use get_insns instead of gen_sequence. (gen_cond_trap): Likewise. * integrate.c (copy_rtx_and_substitute): Likewise. (emit_initial_value_sets): Use emit_insn_foo. * reload1.c (emit_output_reload_insns, emit_reload_insns): Likewise. (fixup_abnormal_edges): Avoid losing REG_NOTES more intelligently now that RTL generators give insn lists. * sibcall.c (replace_call_placeholder): Use emit_insn_foo. * doloop.c (doloop_modify, doloop_modify_runtime): Use get_insns instead of gen_sequence. (doloop_optimize): Work with insn lists instead of SEQUENCE rtl. * explow.c (emit_stack_save, emit_stack_restore): Use get_insns instead of gen_sequence. * loop.c (move_movables, emit_prefetch_instructions, gen_add_mult, check_dbra_loop, gen_load_of_final_value): Likewise. (loop_regs_update): Work with insn list instead of SEQUENCE rtl. (product_cheap_p): Likewise, and add commentary about RTL wastage here. * lcm.c (optimize_mode_switching): Use get_insns instead of gen_sequence. * profile.c (gen_edge_profiler): Likewise. * regmove.c (copy_src_to_dest): Likewise. * reg-stack.c (compensate_edge): Likewise and fix comment. * gcse.c (process_insert_insn): Likewise. (insert_insn_end_bb): Work with insn list instead of SEQUENCE rtl. * jump.c (delete_prior_computation): Update comment. * genemit.c (gen_expand, gen_split, main): Use get_insns instead of gen_sequence, update comments to match. * recog.c (peephole2_optimize): Work with insn lists instead of SEQUENCE rtl. * sched-vis.c (print_pattern): Abort on SEQUENCE. * unroll.c (unroll_loop, find_splittable_givs, final_giv_value): Use get_insns instead of gen_sequence. (copy_loop_body): Likewise and don't emit dummy NOTE. * genrecog.c: Don't mention SEQUENCE rtl in comments. * combine.c (try_combine): Expect insn lists from split generator. * reorg.c (relax_delay_slots): Emit SEQUENCE into insn list by hand. From-SVN: r54497
2002-06-02loop.c (emit_prefetch_instructions): Properly place the address computation.Jan Hubicka1-47/+3
* loop.c (emit_prefetch_instructions): Properly place the address computation. * basic-block.h (basic_block_for_insn, BLOCK_FOR_INSN): Kill. (set_block_for_insn): Turn into macro. * cfgbuild.c (find_basic_block): Do not clear basic_block_for_insn. * cfglayout.c (insn_scopes): Kill. (scope_to_insns_initialize): Do not use insn_scopes. (scope_to_insns_finalize): Likewise. (duplicate_insn_chain): Likewise. (cfg_layout_initialize, cfg_layout_finalize): Do not turn scopes to notes. * cfgrtl.c (basic_block_for_insn): Kill. (delete_insn_and_edges, delete_insn_chain_and_edges): Simplify. (create_basic_block_structure): Use reorder_insns. (compute_bb_for_insn): Do not use basic_block_for_insn. (merge_blocks_nomove): Likewise. (update_bb_for_insn): Likewise. (verify_flow_info): Likewise. (set_block_for_insn): Kill. * combine.c (try_combine): Update gen_rtx_INSN call. * emit-rtl.c (gen_label_rtx): Update gen_rtx_CODE_LABEL call. (mark_insn_raw, make_jump_insn_raw, make_call_insn_raw): Clear scopes and BBs. (add_insn_after, add_insn_before, remove_insn, reorder_insns): Simplify. (emit_note_before, emit_note_after, emit_line_note_after, emit_note): Clear BB. (emit_insns_after): Simplify. (emit_copy_of_insn_after): Copy scope. * final.c (final_start_function): Lower scopes. * flow.c (check_function_return_warnings): Do not rely on deleted insn. * integrate.c (copy_insn_list): Cope scopes. * jump.c (duplicate_loop_exit_test): LIkewise; simplify. * loop.c (loop_optimize): Do not care block notes. * print-rtl.c (print_rtx): Print BB. * recog.c (apply_change_group): Simplify. * rtl.c (copy_rtx): Handle 'B'. * rtl.def (INSN, CALL_INSN, JUMP_INSN, NOTE): Add extra fields. * rtl.h (Field accessors): Update indexes. * sched-ebb.c (schedule_ebbs): Do not lower notes. * sched-rgn.c (schedule_insns): Likewise. * toplev.c (rest_of_compilation): Lower notes. * unroll.c (unroll_loop): Do not care scoping notes. (copy_loop_body): Copy scopes. From-SVN: r54188
2002-05-31target.h: Fix formatting.Kazu Hirata1-4/+4
* target.h: Fix formatting. * timevar.h: Likewise. * tlink.c: Likewise. * toplev.c: Likewise. * toplev.h: Likewise. * tree.c: Likewise. * tree-dump.h: Likewise. * tree.h: Likewise. * tree-inline.h: Likewise. * unroll.c: Likewise. * unwind-dw2.c: Likewise. * unwind-dw2-fde.c: Likewise. * unwind-dw2-fde-glibc.c: Likewise. * unwind-dw2-fde.h: Likewise. * unwind.h: Likewise. * unwind-sjlj.c: Likewise. * varasm.c: Likewise. * varray.h: Likewise. * vmsdbg.h: Likewise. * vmsdbgout.c: Likewise. * xcoffout.h: Likewise. From-SVN: r54123
2002-03-24* unroll.c (unroll_loop): Zero label_map.Richard Henderson1-2/+1
From-SVN: r51300
2002-03-15re PR rtl-optimization/5891 (ICE compiling SPEC fp test with -funroll-loops ↵Jakub Jelinek1-0/+1
on ia64) PR optimization/5891 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag. From-SVN: r50791
2002-03-14Add --param max-unrolled-insns=<n> supportMichael Meissner1-7/+1
From-SVN: r50787
2002-02-27unroll.c (loop_iterations): Return 0 if the add_val for a BIV is REG.Graham Stott1-1/+12
* unroll.c (loop_iterations): Return 0 if the add_val for a BIV is REG. From-SVN: r50100
2002-01-25unroll.c (unroll_loop): Lower final_value to nonmemory operand; avoid it's ↵Jan Hubicka1-1/+14
copies. * unroll.c (unroll_loop): Lower final_value to nonmemory operand; avoid it's copies. From-SVN: r49224
2002-01-14* unroll.c (final_reg_note_copy): Fix previous commit.Jan Hubicka1-4/+9
From-SVN: r48858
2002-01-14unroll.c (final_reg_note_copy): Properly handle REG_LABELJan Hubicka1-10/+5
* unroll.c (final_reg_note_copy): Properly handle REG_LABEL (unroll_loops): Fix LOOP_CONDITION heuristics. From-SVN: r48839
2002-01-12unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note referencing ↵Jan Hubicka1-4/+9
outside. * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note referencing outside. From-SVN: r48803
2002-01-10re PR rtl-optimization/5269 (loop unroller fails to pull the right number of ↵Dale Johannesen1-3/+12
copies out) PR optimization/5269 * unroll.c (precondition_loop_p): Make *increment be the correct sign when n_iterations known, to avoid confusing caller. From-SVN: r48752
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