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2003-07-11* rtl.def (NOTE): Do not use padding.Dan Nicolaescu1-4/+2
From-SVN: r69257
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
2003-06-08cfglayout.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
2003-06-01* rtl.def (CONST_DOUBLE): Update comment.Josef Zlomek1-4/+2
From-SVN: r67293
2003-04-27varasm.c (const_str_htab_hash, [...]): Kill.Zack Weinberg1-1/+2
* varasm.c (const_str_htab_hash, const_str_htab_eq, STRHASH, struct deferred_string, const_str_htab): Kill. (n_deferred_strings): New static variable. (build_constant_desc): Set SYMBOL_REF_DECL of the new symbol_ref to point to the constant. (output_constant_def): When a deferred string is forced out, just clear STRING_POOL_ADDRESS_P and decrement n_deferred_strings. (mark_constant): Likewise. (maybe_output_constant_def_contents): When deferring a string constant, just set STRING_POOL_ADDRESS_P and increment n_deferred_strings. (mark_constant_pool): Check n_deferred_strings, not the size of const_str_htab. (init_varasm_once): No need to create const_str_htab. * rtl.def, rtl.h, doc/rtl.texi: Document possibility that SYMBOL_REF_DECL points to a constant. From-SVN: r66133
2003-04-11rtl.def (SYMBOL_REF): Add two 0 fields.Richard Henderson1-5/+5
* rtl.def (SYMBOL_REF): Add two 0 fields. * gengtype.c (adjust_field_rtx_def): Handle them. * print-rtl.c (print_rtx): Print them. * rtl.h (SYMBOL_REF_DECL, SYMBOL_REF_FLAGS): New. (SYMBOL_FLAG_FUNCTION, SYMBOL_REF_FUNCTION_P): New. (SYMBOL_FLAG_LOCAL, SYMBOL_REF_LOCAL_P): New. (SYMBOL_FLAG_SMALL, SYMBOL_REF_SMALL_P): New. (SYMBOL_FLAG_TLS_SHIFT, SYMBOL_REF_TLS_MODEL): New. (SYMBOL_FLAG_EXTERNAL, SYMBOL_REF_EXTERNAL_P): New. (SYMBOL_FLAG_MACH_DEP): New. * optabs.c (init_one_libfunc): Zap fake SYMBOL_REF_DECL. * varasm.c (make_decl_rtl): Set SYMBOL_REF_DECL. (assemble_static_space): Set SYMBOL_REF_FLAGS. (assemble_trampoline_template): Likewise. (output_constant_def, force_const_mem): Likewise. (default_encode_section_info): New. * output.h: Declare it. * target-def.h (TARGET_ENCODE_SECTION_INFO): Use it. From-SVN: r65479
2003-02-09i386.md (ahi?v*3): Set third operand type to TImode.Jan Hubicka1-4/+4
* i386.md (ahi?v*3): Set third operand type to TImode. * i386.c (ix86_expand_binop_builtin): Extend operand when needed. * simplify-rtx.c (simplify_subreg): Fix conversion from vector into integer mode. * rtl.def (VEC_MERGE, VEC_SELECT, VEC_CONCAT, VEC_DUPLICATE): Change code so they are arithmetic expressions now. * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation, simplify_ternary_operation): Deal with VEC_* expressions. * i386.md (vmaskcmp, pinsrw, movd patterns): Fix RTL representation. From-SVN: r62600
2003-02-01[multiple changes]Richard Henderson1-0/+12
2003-02-01 Richard Henderson <rth@redhat.com> * optabs.c (expand_unop): Use word_mode for outmode of bit scaners. * libgcc2.c (__ffsdi2, __clzsi2, __clzdi2, __ctzsi2, __ctzdi2, __popcountsi2, __popcountdi2, __paritysi2 __paritydi2): Change return type to Wtype. * libgcc-std.ver (GCC_3.4): Fix inheritance. * config/i386/i386.md (ffssi2): Use nonimmediate_operand for expander input constraint. 2003-02-01 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de> * optabs.h (optab_index): Add OTI_clz, OTI_ctz, OTI_popcount and OTI_parity. (clz_optab, ctz_optab, popcount_optab, parity_optab): New. * optabs.c (widen_clz, expand_parity): New. (expand_unop): Handle clz and parity. Hardcode SImode as outmode for libcalls to clz, ctz, popcount, and parity. (init_optabs): Init clz_optab, ctz_optab, popcount_optab and parity_optab, and set up libfunc handlers. * libgcc2.c (__clzsi2, __clzdi2, __ctzsi2, __ctzdi2, __popcountsi2, __popcountdi2, __paritysi2 __paritydi2, __popcount_tab): New. * libgcc2.h: Declare them. * libgcc-std.ver (GCC_3.4): Add new functions from libgcc2.c. * genopinit.c (optabs): Add clz_optab, ctz_optab, popcount_optab and parity_optab. * builtin-types.def (BT_FN_INT_LONG, BT_FN_INT_LONGLONG): New. * builtins.def (BUILT_IN_CLZ, BUILT_IN_CTZ, BUILT_IN_POPCOUNT, BUILT_IN_PARITY, BUILT_IN_FFSL, BUILT_IN_CLZL, BUILT_IN_CTZL, BUILT_IN_POPCOUNTL, BUILT_IN_PARITYL, BUILT_IN_FFSLL, BUILT_IN_CLZLL, BUILT_IN_CTZLL, BUILT_IN_POPCOUNTLL, BUILT_IN_PARITYLL): New. * builtins.c (expand_builtin_unop): Rename from expand_builtin_ffs and add optab argument. (expand_builtin): Expand BUILT_IN_{FFS,CLZ,POPCOUNT,PARITY}*. * tree.def (CLZ_EXPR, CTZ_EXPR, POPCOUNT_EXPR, PARITY_EXPR): New. * expr.c (expand_expr): Handle them. * fold-const.c (tree_expr_nonnegative_p): Likewise. * rtl.def (CLZ, CTZ, POPCOUNT, PARITY): New. * reload1.c (eliminate_regs): Handle them. (elimination_effects): Likewise. * function.c (instantiate_virtual_regs_1): Likewise * genattrtab.c (check_attr_value): Likewise. * simplify-rtx.c (simplify_unary_operation): Likewise. * c-common.c (c_common_truthvalue_conversion): Handle POPCOUNT_EXPR. * combine.c (combine_simplify_rtx): Handle POPCOUNT and PARITY. (nonzero_bits): Handle CLZ, CTZ, POPCOUNT and PARITY. * config/alpha/alpha.md (clzdi2, ctzdi2, popcountdi2): New. * config/arm/arm.c (arm_init_builtins): Rename __builtin_clz to __builtin_arm_clz. * Makefile.in (LIB2FUNCS_1, LIB2FUNCS_2): Move... * mklibgcc.in (lib2funcs): ...here and merge. Add new members. * doc/extend.texi (Other Builtins): Add new builtins. * doc/md.texi (Standard Names): Add new patterns. From-SVN: r62252
2003-01-24emit-rtl.c (reg_attrs_htab): New static variable.Jan Hubicka1-1/+1
* emit-rtl.c (reg_attrs_htab): New static variable. (reg_attrs_htab_hash, reg_attrs_htab_eq, get_reg_attrs): New static functions. (reg_rtx): Do not maintain regno_decl. (gen_rtx_REG_offset, set_reg_attrs_from_mem, set_delc_rtx, set_mem_attrs_from_reg): New global function. (init_emit): Do not initialize regno_decl. (init_emit_once): initialize reg_attrs_htab. * final.c (alter_subreg): Do not replace REG by SUBREG. (gen_mem_expr_from_op): Improve output. (output_asm_operands): Likewise. * function.c (assign_params): Do not set REGNO_DECL. * function.h (struct function): Kill regno_decl. (REGNO_DECL): Kill. * gengtype.c (adjust_field_rtx_def): Handle new field of reg. * print_rtl.c (print_rtx): Output REG information. * regclass.c (reg_scan_mark_refs): Update attrs. * reload1.c (alter_reg): Likewise. * simplify_rtx.c (simplify_subreg): Likewise. * stmt.c (expand_decl): Likewise. * rtl.def (REG): Add new field. * rtl.h (struct reg_attrs): New. (rtunion_def): At rtreg. (X0MEMATTR): Add checking. (X0REGATTR, REG_ATTRS, REG_EXPR, REG_OFFSET): New macro. (set_reg_attrs_from_mem, set_mem_attrs_from_reg, gen_rtx_REG_offset): Declare. * tree.h (SET_DECL_RTL): Call set_decl_rtl. From-SVN: r61741
2003-01-092003-01-09 Vladimir Makarov <vmakarov@redhat.com>Vladimir Makarov1-19/+70
Merging changes from itanium-sched-branch: From-SVN: r61132
2002-12-24regmove.c: Fix comment typos.Kazu Hirata1-1/+1
* 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
2002-09-29builtins.def: Fix comment formatting.Kazu Hirata1-6/+6
* builtins.def: Fix comment formatting. * c-common.def: Likewise. * cfgcleanup.c: Likewise. * combine.c: Likewise. * gengtype.c: Likewise. * params.def: Likewise. * predict.def: Likewise. * rtl.def: Likewise. * stab.def: Likewise. * stor-layout.c: Likewise. * tree.def: Likewise. * config/darwin.c: Likewise. * config/darwin.h: Likewise. * config/dbxcoff.h: Likewise. * config/elfos.h: Likewise. * config/fp-bit.c: Likewise. * config/freebsd-spec.h: Likewise. * config/interix.h: Likewise. * config/libgloss.h: Likewise. * config/linux-aout.h: Likewise. * config/linux.h: Likewise. * config/lynx-ng.h: Likewise. * config/lynx.h: Likewise. * config/netbsd-aout.h: Likewise. * config/netbsd.h: Likewise. * config/netware.h: Likewise. * config/psos.h: Likewise. * config/ptx4.h: Likewise. From-SVN: r57624
2002-09-27LANGUAGES: Follow spelling conventions.Kazu Hirata1-1/+1
* 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
2002-08-14ggc-page.c (RTL_SIZE): New.Richard Henderson1-9/+11
* ggc-page.c (RTL_SIZE): New. (extra_order_size_table): Add specializations for 2 and 10 rtl slots. * rtl.def (BARRIER, NOTE): Pad to 9 slots. From-SVN: r56337
2002-07-19rtl.def (CODE_LABEL): Remove slot 8.Zack Weinberg1-4/+3
* rtl.def (CODE_LABEL): Remove slot 8. * rtl.h (struct rtx_def): Document new uses of jump and call fields. (LABEL_ALTERNATE_NAME): Delete. (LABEL_KIND, SET_LABEL_KIND, LABEL_ALT_ENTRY_P): New. * defaults.h: Remove default for ASM_OUTPUT_ALTERNATE_LABEL_NAME. * final.c (output_alternate_entry_point): New. (final_scan_insn): Use it instead of ASM_OUTPUT_ALTERNATE_LABEL_NAME. Do not consider possibility of a case label being an alternate entry point. * cfgbuild.c (make_edges, find_bb_boundaries): Use LABEL_ALT_ENTRY_P. * emit-rtl.c (gen_label_rtx): Adjust call to gen_rtx_CODE_LABEL. Do not clear LABEL_NUSES (unnecessary) or LABEL_ALTERNATE_NAME (field deleted). * print-rtl.c, ra-debug.c: Update code to output CODE_LABELs. * doc/rtl.texi: Document LABEL_KIND, SET_LABEL_KIND, and LABEL_ALT_ENTRY_P; not LABEL_ALTERNATE_NAME. * doc/tm.texi: Delete documentation of ASM_OUTPUT_ALTERNATE_LABEL_NAME. From-SVN: r55597
2002-06-18rtl.def (DEFINE_AUTOMATON): Add description of new options `time' and `v'.Vladimir Makarov1-2/+9
2002-06-18 Vladimir Makarov <vmakarov@redhat.com> * rtl.def (DEFINE_AUTOMATON): Add description of new options `time' and `v'. Fix incorrect description of option `w'. * doc/md.texi: Ditto. * genautomata.c (TIME_OPTION, V_OPTION): New macros. (gen_automata_option): Process the new options. (transform_2, transform_3): Initialize some variables. (initiate_automaton_gen): Use the new macros. From-SVN: r54748
2002-06-02loop.c (emit_prefetch_instructions): Properly place the address computation.Jan Hubicka1-14/+14
* 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
2002-04-292002-04-29 Vladimir Makarov <vmakarov@redhat.com>Vladimir Makarov1-0/+141
Merging code from dfa-branch: From-SVN: r52915
2002-02-19i386.md ("mmx_uavgv8qi3"): Use const_vector.Aldy Hernandez1-4/+3
2002-02-19 Aldy Hernandez <aldyh@redhat.com> * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector. ("mmx_uavgv4hi3"): Same. ("pmulhrwv4hi3"): Same. * tree-inline.c (walk_tree): Handle vectors. * c-common.c (constant_expression_warning): Handle vectors. (overflow_warning): Same. * sched-deps.c (sched_analyze_2): Handle vectors. * rtlanal.c (rtx_unstable_p): Handle vectors. (rtx_varies_p): Same. (count_occurrences): Same. (regs_set_between_p): Same. (modified_between_p): Same. (modified_in_p): Same. (volatile_insn_p): Same. (volatile_refs_p): Same. (side_effects_p): Same. (may_trap_p): Same. (inequality_comparisons_p): Same. (replace_regs): Same. (computed_jump_p_1): Same. * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th argument. (inner_mode_array): New. (copy_rtx): Handle vectors. (copy_most_rtx): Same. (rtx_equal_p): Same. (get_mode_alignment): Adjust for vectors. * resource.c (mark_referenced_resources): Handle vectors. (mark_set_resources): Same. * reload1.c (eliminate_regs): Handle vectors. (elimination_effects): Same. (scan_paradoxical_subregs): Same. * reload.c (subst_reg_equivs): Handle vectors. * regrename.c (scan_rtx): Handle vectors. * regclass.c (reg_scan_mark_refs): Handle vectors. * recog.c (find_single_use_1): Handle vectors. * local-alloc.c (equiv_init_varies_p): Handle vectors. (contains_replace_regs): Same. (memref_referenced_p): Same. * integrate.c (copy_rtx_and_substitute): Handle vectors. (subst_constants): Same. * genattrtab.c (attr_copy_rtx): Handle vectors. (encode_units_mask): Same. (clear_struct_flag): Same. (count_sub_rtxs): Same. * gcse.c (want_to_gcse_p): Handle vectors. (oprs_unchanged_p): Same. (hash_expr_1): Same. (oprs_not_set_p): Same. (expr_killed_p): Same. (compute_transp): Same. (store_ops_ok): Same. * function.c (purge_addressof_1): Do not allow paradoxical subregs of vectors. (fixup_var_refs_1): Same. (instantiate_virtual_regs_1): Same. * fold-const.c (operand_equal_p): Handle vectors. (fold): Same. (rtl_expr_nonnegative_p): Same. * flow.c (mark_used_regs): Handle vectors. * df.c (df_uses_record): Handle vectors. * cselib.c (cselib_subst_to_values): Handle vectors. (cselib_mem_conflict_p): Same. (hash_rtx): Same. * cse.c (canon_reg): Handle vectors. (fold_rt): Same. (cse_process_notes): Same. (count_reg_usage): Same. (canon_hash): Same. * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR. * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR. * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors. (gen_rtx): Handle CONST_VECTOR. (gen_const_vector_0): New. (copy_rtx_if_shared): CONST_VECTORs can be shared. (reset_used_flags): Same. (copy_insn_1): Same. (initializer_constant_valid_p): Handle VECTOR_CST. * doc/c-tree.texi (Expression trees): Document VECTOR_CST. * doc/rtl.texi (Constants): Document const_vector. (CONST0_RTX): Update for vectors. (RTL sharing): Same. * print-tree.c (print_node): Add case for VECTOR_CST. * tree.h (TREE_VECTOR_CST_ELTS): New. (struct tree_vector): New. (union tree_node): Add vector node. (build_vector): Add prototype. * tree.def (VECTOR_CST): New. * tree.c (build_vector): New. * expmed.c (make_tree): Handle CONST_VECTOR. * rtl.h (CONSTANT_P): CONST_VECTORs are constants too. (CONST_VECTOR_ELT): New. (CONST_VECTOR_NUNITS): New. * machmode.h (GET_MODE_INNER): New. (DEF_MACHMODE): Accept 8th arg. * machmode.def: Add 8th argument for vector inner mode. Add inner vector modes for vectors. * rtl.def (VEC_CONST): Remove. (CONST_VECTOR): New. * expr.c (clear_storage): Allow vectors. (is_zeros_p): Handle VECTOR_CST. * varasm.c (output_constant_pool): Handle vectors. (rtx_const): Add veclo and vechi fields. (kind): Add RTX_VECTOR. (decode_rtx_const): Add case for vector. * config/rs6000/rs6000-protos.h: Add zero_constant. * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector constants. Force easy vector constants into memory. (easy_vector_constant): New. (emit_easy_vector_constant): New. (rs6000_legitimize_reload_address): Do not generate bad reloads on darwin. * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what instruction does. ("altivec_lvxl"): Same. (altivec_lvebx): Same. (altivec_lvehx): Same. (altivec_lvewx): Same. ("*movv4si_const0"): New. ("*movv4sf_const0"): New. ("*movv8hi_const0"): New. ("*movv16qi_const0"): New. From-SVN: r49853
2001-12-20tm.texi (ASM_OUTPUT_OPERAND): Change documentation references to ↵Turly O'Connor1-7/+10
"recog_operand" to "recog_data.operand". * tm.texi (ASM_OUTPUT_OPERAND): Change documentation references to "recog_operand" to "recog_data.operand". * rtl.def: Likewise. From-SVN: r48202
2001-12-04rtl.def (PREFETCH): New rtx code.Janis Johnson1-0/+11
* rtl.def (PREFETCH): New rtx code. * doc/rtl.texi (PREFETCH): Add documentation. * function.c (instantiate_virtual_regs_1): Handle PREFETCH rtx. * rtlanal.c (reg_referenced_p): Ditto. * sched-vis.c (print_exp): Ditto. * ssa-dce.c (find_inherently_necessary): Ditto. From-SVN: r47580
2001-11-14rtl.def (INCLUDE): Define.Alan Matsuoka1-0/+5
2001-11-05 Alan Matsuoka <alanm@redhat.com> * rtl.def (INCLUDE) : Define. * gensupport.c (init_include_reader, process_include, save_string) : New functions to implement an include facility in .md files. * gensupport.h : Add prototype for init_md_reader_args. * genattr.c genattrtab.c gencodes.c genconfig.c genemit.c genextract.c genflags.c genopinit.c genoutput.c genpeep.c genrecog.c: Change call to init_md_reader to init_md_reader_args. * md.texi: Document (include "path") and -I directives for RTL generation tools. From-SVN: r47020
2001-11-03cselib.c (cselib_subst_to_values, [...]): Remove reference to ↵Richard Kenner1-4/+1
CONST_DOUBLE_MEM in comment. * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove reference to CONST_DOUBLE_MEM in comment. * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand. (gen_rtx, case CONST_DOUBLE): Call it with one less operand. (init_emit_once): Don't clear CONST_DOUBLE_MEM. * function.c (pop_function_context_from): Don't call restore_varasm_status. * function.h (restore_varasm_status): Delete declaration. * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot. * rtl.c: Likewise. * rtl.def (CONST_DOUBLE): Update comment. * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number. (CONST_DOUBLE_CHAIN): Likewise. (CONST_DOUBLE_MEM): Delete. (gen_rtx_CONST_DOUBLE): Update parameters. * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT. Remove reference to CONST_DOUBLE_MEM. (const_alias_set): New variable. (immed_double_const): Change call to gen_rtx_CONST_DOUBLE. (immed_real_const_1): Adjust tests for 0, 1, and 2. Don't set CONST_DOUBLE_MEM. (clear_const_double_mem): Don't do anything with const_tiny_rtx. (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST. Put constant in const_alias_set. (struct pool_constant): ALIGN now unsigned. OFFSET now HOST_WIDE_INT. Delete LABEL. (restore_varasm_status): Deleted. (mark_pool_constant): Mark desc->rtl. (force_const_mem): Rework to store rtl in hash table, not CONST_DOUBLE_MEM. Put constant in const_alias_set. (find_pool_constant): Check desc->rtl. (mark_constants, mark_constant): Don't special-case CONST_DOUBLE. (init_varasm_once): Initialize const_alias_set. From-SVN: r46736
2001-09-23* rtl.def (MEM): Remove obsolete part of comment.Richard Kenner1-4/+3
From-SVN: r45762
2001-08-30rtl.def: Undo my patch commited 2001-08-27.Vladimir Makarov1-138/+0
2001-08-30 Vladimir Makarov <vmakarov@redhat.com> * rtl.def: Undo my patch commited 2001-08-27. * genattrtab.c: Ditto. * rtl.h: Ditto. * sched-int.h: Ditto. * target-def.h: Ditto. * target.h: Ditto. * haifa-sched.c: Ditto. * sched-rgn.c: Ditto. * sched-vis.c: Ditto. * Makefile.in: Ditto. * doc/md.texi: Ditto. * doc/tm.texi: Ditto. * doc/contrib.texi: Ditto. * doc/gcc.texi: Ditto. * genattrtab.h: Remove it. * genautomata.c: Remove it. * genattr.c: Undo my patch and Richard Henderson's patch commited 2001-08-27. From-SVN: r45297
2001-08-27rtl.def (DEFINE_CPU_UNIT, [...]): New RTL constructions.Vladimir Makarov1-0/+138
2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com> * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New RTL constructions. * genattr.c (main): New variable num_insn_reservations. Increase it if there is DEFINE_INSN_RESERVATION. Output automaton based pipeline hazard recognizer interface. * genattrtab.h: New file. * genattrtab.c: Include genattrtab.h. (attr_printf, check_attr_test, make_internal_attr, make_numeric_value): Move protypes into genattrtab.h. Define them as external. (num_dfa_decls): New global variable. (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET, DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION. Call expand_automata and write_automata. * genautomata.c: New file. * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them. * sched-int.h: (curr_state): Add the external definition for automaton pipeline interface. (haifa_insn_data): Add comments for members blockage and units. * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE, TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN, TARGET_SCHED_DFA_PRE_CYCLE_INSN, TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN, TARGET_SCHED_DFA_POST_CYCLE_INSN, TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD, TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New macros. (TARGET_SCHED): Use the new macros. * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn, dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn, first_cycle_multipass_dfa_lookahead, init_dfa_bubbles, dfa_bubble): New members in gcc_target.sched. * haifa-sched.c (insert_schedule_bubbles_p): New variable. (MAX_INSN_QUEUE_INDEX): New macro for automaton interface. (insn_queue): Redefine it as pointer to array. (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE. (max_insn_queue_index_macro_value): New variable. (curr_state, dfa_state_size, ready_try): New varaibles for automaton interface. (ready_element, ready_remove, max_issue): New function prototypes for automaton interface. (choose_ready): New function prototype. (insn_unit, blockage_range): Add comments. (unit_last_insn, unit_tick, unit_n_insns): Define them for case FUNCTION_UNITS_SIZE == 0. (insn_issue_delay, actual_hazard_this_instance, schedule_unit, actual_hazard, potential_hazard): Add comments. (insn_cost): Use cost -1 as undefined value. Remove LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton pipeline interface. (ready_element, ready_remove): New functions for automaton interface. (schedule_insn): Add new code for automaton pipeline interface. (queue_to_ready): Add new code for automaton pipeline interface. Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE. (debug_ready_list): Print newline when the queue is empty. (max_issue): New function for automaton pipeline interface. (choose_ready): New function. (schedule_block): Add new code for automaton pipeline interface. Print ready list before scheduling each insn. (sched_init): Add new code for automaton pipeline interface. Initiate insn cost by -1. (sched_finish): Free the current automaton state and finalize automaton pipeline interface. * sched-rgn.c: Include target.h. (init_ready_list, new_ready, debug_dependencies): Add new code for automaton pipeline interface. * sched-vis.c: Include target.h. (get_visual_tbl_length): Add code for automaton interface. (target_units, print_block_visualization): Add comments. * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB, USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables. (sched-rgn.o, sched-vis.o): Add new dependency file target.h. (getruntime.o, genautomata.o): New entries. (genattrtab.o): Add new dependency file genattrtab.h. (genattrtab): Add new dependencies. Link it with `libm.a'. (getruntime.o, hashtab.o): New entries for canadian cross. * doc/md.texi: Description of automaton based model. * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST): Add comments. (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE, TARGET_SCHED_DFA_PRE_CYCLE_INSN, TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN, TARGET_SCHED_DFA_POST_CYCLE_INSN, TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN, TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD, TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new hook descriptions. (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE, MAX_DFA_ISSUE_RATE): New macro descriptions. * doc/contrib.texi: Add dfa based scheduler contribution. * doc/gcc.texi: Add more information about genattrtab. From-SVN: r45202
2001-08-22Makefile.in, [...]: replace "GNU CC" with "GCC".Lars Brinkhoff1-12/+12
* Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c, bitmap.h, builtin-types.def, builtins.c, builtins.def, c-aux-info.c, c-common.c, c-common.def, c-common.h, c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c, c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in, c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c, caller-save.c, calls.c, collect2.c, collect2.h, combine.c, conditions.h, config.gcc, configure.frag, configure.in, conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c, cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h, dependence.c, df.c, df.h, diagnostic.c, diagnostic.h, doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c, dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c, emit-rtl.c, errors.c, errors.h, except.c, except.h, exgettext, explow.c, expmed.c, expr.c, expr.h, final.c, fixproto, flags.h, flow.c, fold-const.c, fp-test.c, function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp, gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c, gencheck.c, gencodes.c, genconfig.c, genemit.c, genextract.c, genflags.c, gengenrtl.c, genmultilib, genopinit.c, genoutput.c, genpeep.c, genrecog.c, gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c, ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c, graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h, gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h, gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h, hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h, integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c, libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h, machmode.def, machmode.h, main.c, mbchar.c, mbchar.h, mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk, mkmap-symver.awk, optabs.c, output.h, params.c, params.def, params.h, predict.c, predict.def, predict.h, prefix.c, prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c, read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c, regclass.c, regmove.c, regrename.c, regs.h, reload.c, reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c, rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h, sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c, sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c, ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c, stringpool.c, system.h, timevar.c, timevar.def, timevar.h, tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h, tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h, unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h, unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c, xcoffout.h: replace "GNU CC" with "GCC". From-SVN: r45105
2001-06-30rtl.def (DEFINE_INSN, [...]): Change output-template slot to format 'T'.Zack Weinberg1-3/+3
* rtl.def (DEFINE_INSN, DEFINE_INSN_AND_SPLIT, DEFINE_PEEPHOLE): Change output-template slot to format 'T'. * rtl.h (XTMPL): New. * read-rtl.c (read_escape): New function. (read_quoted_string, read_braced_string): Use it. (read_rtx): Set star_if_braced from the format string. Use XTMPL where appropriate. * genoutput.c (gen_insn, gen_peephole): Use XTMPL to get the template string. * rtl.c: Include errors.h for sake of rtl_check_failed* routines. Document 'T' in rtx format strings. * Makefile.in (rtl.o, $(HOST_PREFIX_1)rtl.o): Depend on errors.h. * errors.c (internal_error): Add missing ": " at end of string. * i860.md: Change triple backslashes to double backslashes at ends of lines in output templates. From-SVN: r43665
2001-03-28IA-64 ABI Exception Handling.Richard Henderson1-0/+5
From-SVN: r40924
2000-12-29Introduce ORIGINAL_REGNO macroBernd Schmidt1-6/+4
From-SVN: r38546
2000-07-28cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.Richard Henderson1-8/+16
* cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY. (cse_insn): Likewise. (addr_affects_sp_p): Likewise. * expr.c (move_by_pieces): Likewise. (clear_by_pieces): Likewise. * gcse.c (oprs_unchanged_p): Likewise. * haifa-sched.c (sched_analyze_2): Likewise. * recog.c (offsettable_address_p): Likewise. * regclass.c (record_address_regs): Likewise. * reload.c (find_reusable_reload): Likewise. (push_reload): Likewise. (operands_match_p): Likewise. (decompose): Likewise. (find_reloads_address_1): Likewise. (find_inc_amount): Likewise. * reload1.c (elimination_effects): Likewise. * resource.c (mark_set_resources): Likewise. * flow.c (attempt_auto_inc): New function; mostly broken out of find_auto_inc. (find_auto_inc): Split into two functions and enhanced to generate POST_MODIFY. * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment. * rtl.h (count_all_occurrences): Declare. (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not defined. * rtlanal.c (count_all_occurrences): New function. * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP, HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document. * config/ia64/ia64-protos.h (destination_operand): Declare. * config/ia64/ia64.c (destination_operand): New function. (ia64_print_operand): Handle POST_MODIFY. (rtx_needs_barrier): Likewise. * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1. (HAVE_POST_MODIFY_REG): Define to 1. (MAX_REGS_PER_ADDRESS): Change to 2. (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too. (LEGITIMATE_ADDRESS_REG): New helper macro. (LEGITIMATE_ADDRESS_DISP): Likewise. (PREDICATE_CODES): Add entry for destination_operand. * config/ia64/ia64.md (all mov patterns): Use destination_operand predicate for operand 0. From-SVN: r35321
2000-06-24Vector support: rtx and mode definitionsBernd Schmidt1-0/+46
From-SVN: r34677
2000-05-31Makefile.in (c-decl.o): Depend on rtl.h and expr.h.Richard Kenner1-1/+1
* Makefile.in (c-decl.o): Depend on rtl.h and expr.h. * alias.c (struct alias_entry): alias_set is HOST_WIDE_INT. (REG_BASE_VALUE): Remove unneeded cast to unsigned. (get_alias_set_entry): ALIAS_SET arg is HOST_WIDE_INT. (find_base_decl): New function, from c_find_base_decl in c-common.c. (new_alias_set): Moved from tree.c; return is HOST_WIDE_INT. (get_alias_set): Likewise. Major rework to do more things and allow language-specific code to just handle special-cases. (record_alias_subset): Args are HOST_WIDE_INT. (record_component_alias): Local vars are HOST_WIDE_INT. Don't handle COMPLEX_EXPR. (get_varargs_alias_set): Moved from builtins.c. (get_frame_alias_set): New function. * builtins.c (expand_builtin_return_address): Use frame alias set. (expand_builtin_setjmp, expand_builtin_longjmp): Use alias set for setjmp buffer. (get_memory_rtx): Rework to use set_mem_attributes. (get_varargs_alias_set): Deleted from here. * c-common.c (c_apply_type_quals_to_decl): Alias sets now HOST_WIDE_INT. (c_find_base_decl): Deleted from here. (c_get_alias_set): Remove many cases and rework to just handle C-specific cases. * c-common.h (c_get_alias_set): Returns HOST_WIDE_INT. * c-decl.c (rtl.h, expr.h): Now included. (init_decl_processing): Call record_component_aliases on array types. (grokdeclarator): Likewise. Set TREE_ADDRESSABLE for all fields that are not bitfields. * c-typeck.c (common_type): Call record_component_aliases for array. * caller-save.c (setup_save_areas): Rework register loop for unsigned. Set all save areas to the frame alias set. * calls.c (initialie_argument_information): Call set_mem_attributes. (compute_argument_addresses, expand_call): Likewise. * explow.c (set_mem_attributes): New function. (stabilize): Use MEM_COPY_ATTRIBUTES and force_reg. * expr.c (struct move_by_pieces): Remove {to,from}_{struct,readonly}. LEN and OFFSET now HOST_WIDE_INT. (clear_by_pieces): Similar changes. (move_by_pieces): LEN now HOST_WIDE_INT; don't set deleted fields. (move_by_pieces_ninsns): Now returns unsigned HOST_WIDE_INT. (move_by_pieces_1): Don't use deleted fields, use MEM_COPY_ATTRIBUTES. (clear_by_pieces_1): Likewise. (emit_push_insn): Call set_mem_attributes. (expand_expr, case INDIRECT_REF): Likewise. (expand_expr, case VAR_DECL): Call change_address. * expr.h (ADD_PARM_SIZE, SUB_PARM_SIZE): Use host_integerp and tree_low_cst. (get_varargs_alias_set, get_frame_alias_set): New decls. (record_base_value, record_alias_subset, lang_get_alias_set): Likewise. (new_alias_set, set_mem_attributes): Likewse. * function.c (struct temp_slot): ALIAS_SET is HOST_WIDE_INT. (assign_stack_temp_for_type): Likewise. Can split slot even if alias set since can copy. Set MEM_ALIAS_SET and MEM_SET_IN_STRUCT_P. (assign_temp): Use host_integerp and tree_low_cst. (put_var_into_stack): Properly handle SAVE_EXPR. (put_addressof_into_stack): Likewise. (assign_parms): Call set_mem_attributes. Delete #if 0 code. (fix_lexical_address): Put reference to chain into frame alias set. (expand_function_start): Call set_mem_attributes. * integrate.c (expand_inline_function): Likewise. * recog.c (adj_offsettable_operand): Use MEM_COPY_ATTRIBUTES. * regmove.c (try_apply_stack_adjustment): Likewise. * reload.c (push_reload, make_memloc): Likewise. * reload1.c (alter_reg): Make alias sets for spilled pseudos. * rtl.def (MEM): Update comment. * rtl.h (MEM_ALIAS_SET): Now uses XCWINT. (move_by_pieces): Change length to HOST_WIDE_INT. (record_base_value, record_alias_subset): Delete from here. * stmt.c (expand_decl): Call set_mem_attributes. * stor-layout.c (finish_record_layout): Call record_component_aliases.i * toplev.c (compile_file): Call init_alias_once earlier. * tree.c (lang_get_alias_set, get_alias_set, new_alias_set): Deleted from here: now in alias.c. * tree.h (struct tree_type): alias_set is HOST_WIDE_INT. (struct tree_decl): Likewise. (get_alias_set, new_alias_set, lang_get_alias_set): Deleted from here. * varasm.c (make_function_rtl, make_decl_rtl): Call set_mem_attributes. (output_constant_def, force_const_mem): Likewise. * cp/Makefile.in (decl.o): Include ../expr.h. * cp/decl.c (expr.h): Include. (init_decl_processing): Call record_component_aliases for arrays. (grokdeclarator): Likewise. Set TREE_ADDRESSABLE for fields that aren't bitfields. * cp/tree.c (build_cplus_array_type_1): Call record_component_aliases. From-SVN: r34305
2000-05-16flow.c (commit_one_edge_insertion): Be prepared for a return insn to be ↵Richard Henderson1-3/+5
inserted on the edge with a normal jump. * flow.c (commit_one_edge_insertion): Be prepared for a return insn to be inserted on the edge with a normal jump. * jump.c (jump_optimize_1): Don't look to create return isns. * flow.c (flow_delete_insn): Don't adjust reference count of notes. * jump.c (jump_optimize_1): Likewise. (returnjump_p): Verify the argument is a JUMP_INSN. * rtl.def (NOTE): Add 5th element for NOTE_INSN_DELETED_LABEL. From-SVN: r33950
2000-05-12Makefile.in (final.o): Depend on BASIC_BLOCK_H.Richard Henderson1-12/+7
* Makefile.in (final.o): Depend on BASIC_BLOCK_H. * final.c (final_end_function): Use app_disable. Rearrange note handling into a switch. Emit deleted labels. (output_asm_label): Generate label strings for deleted labels. * flow.c (tail_recursion_label_list): New. (find_basic_blocks_1): Set label_value_list directly. Collect list of tail recursion labels from call_placeholders. Don't add deleted labels to the label value list. (cleanup_cfg): Use free_EXPR_LIST_list. (flow_delete_insn_chain): Turn non-removable labels into notes. (flow_delete_block): Don't disable deleting the block because of a non-removable label. (tail_recursion_label_p): New. (merge_blocks_move_predecessor_nojumps): Don't disable the merge because of a label. (merge_blocks_move_successor_nojumps): Likewise. Also move a jump table. (merge_blocks): Disable a merge because of tail recursion labels. * ifcvt.c (merge_if_block): Don't disable a merge because of a label. Use a more accurate measure of not merging the join block. (find_if_block): Don't disable conversion because of a label. (find_if_case_1, find_if_case_2): Likewise. * jump.c (duplicate_loop_exit_test): Preserve the kind of list element when copying. (squeeze_notes): Also leave EH notes. (mark_jump_label): Ignore deleted labels. Use an INSN_LIST for REG_LABEL notes. (delete_insn): Preserve LABEL_NAME in NOTE_SOURCE_FILE when deleting a label. * print-rtl.c (print_rtx): Print NOTE_SOURCE_FILE for NOTE_INSN_DELETED_LABEL. Print `[# deleted]' for a label_ref referring to a deleted label. Convert tail handling to a switch. * rtl.def (CODE_LABEL): Rearrange elements to be compatible with NOTE for NOTE_INSN_DELETED_LABEL. (NOTE): Fix commentary. * rtl.h (REG_LABEL): Update commentary wrt INSN_LIST. (REG_CC_SETTER, REG_CC_USER, REG_LIBCALL): Likewise. (CODE_LABEL_NUMBER, LABEL_NAME): Update index. (LABEL_NUSES, LABEL_REFS): Likewise. * unroll.c (copy_loop_body): Don't copy NOTE_INSN_DELETED_LABEL. From-SVN: r33876
2000-05-07rtl.def (COND_EXEC): Clarify.John Wehle1-8/+10
* rtl.def (COND_EXEC): Clarify. * i386.md (extendsidi2): Clobber (reg:CC 17) in the same fashion as zero_extendsidi2. From-SVN: r33756
2000-05-06rtl.def (DEFINE_COND_EXEC): New.Richard Henderson1-0/+13
* rtl.def (DEFINE_COND_EXEC): New. * md.texi: Document it. * gensupport.c (input_file): Remove. (struct queue_elem): Add lineno. (rtx_ready_queue): Remove. (errors): New. (predicable_default): New. (predicable_true, predicable_false): New. (define_attr_queue, define_attr_tail): New. (define_insn_queue, define_insn_tail): New. (define_cond_exec_queue, define_cond_exec_tail): New. (other_queue, other_tail): New. (queue_pattern): New. (process_rtx): Add patterns to the appropriate queues. (is_predicable, identify_predicable_attribute): New. (n_alternatives, collect_insn_data): New. (alter_predicate_for_insn, alter_test_for_insn): New. (shift_output_template, alter_output_for_insn): New. (process_one_cond_exec, process_define_cond_exec): New. (init_md_reader): Read the entire file. Process define_cond_exec. (read_md_rtx): Return elements from the queues. From-SVN: r33751
2000-05-03gensupport.c: New file.Clinton Popetz1-0/+27
* gensupport.c: New file. * gensupport.h: New file. * Makefile.in (HOST_RTL): Depend on gensupport. (gensupport.o) New rule. * genattr.c: Use gensupport for reading .md files. * genattrtab.c: Ditto. * gencodes.c: Ditto. * genconfig.c: Ditto. * genemit.c: Ditto. * genextract.c: Ditto. * genflags.c: Ditto. * genopinit.c: Ditto. * genoutput.c: Ditto. * genpeep.c: Ditto. * genrecog.c: Ditto. * rtl.def (define_insn_and_split): New DEF_RTL_EXPR. * md.texi (Insn Splitting): Document define_insn_and_split. From-SVN: r33633
2000-04-21rtl.c: Use NOTE_INSN_REPEATED_LINE_NUMBER and NOTE_INSN_RANGE_BEG.Richard Kenner1-1/+1
* rtl.c: Use NOTE_INSN_REPEATED_LINE_NUMBER and NOTE_INSN_RANGE_BEG. * rtl.h: Likewise. * rtl.def: Update comment. * function.c (expand_function): Use NOTE_INSN_REPEATED_LINE_NUMBER. * integrate.c (expand_inline_function): Likewise. * profile.c (branch_prob): Likewise. * ggc-common.c (ggc_mark_rtx_children): Use NOTE_INSN_RANGE_BEG. * print-rtl.c (print_rtx): Likewise. * haifa-sched.c (sched_analyze, unlink_other_notes): Likewise. (reemit_notes): Likewise; also use enum insn_note. From-SVN: r33314
2000-04-10rtl.def (ASHIFT, [...]): Recomment.Nathan Sidwell1-9/+5
* rtl.def (ASHIFT, ROTATE, ASHIFTRT, LSHIFTRT, ROTATERT): Recomment. * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Recomment. From-SVN: r33060
2000-04-07rtl.def (COND_EXEC): New.Richard Henderson1-0/+7
* rtl.def (COND_EXEC): New. * rtl.h (COND_EXEC_TEST, COND_EXEC_CODE): New. * tm.texi (MAX_CONDITIONAL_EXECUTE): Document. * genconfig.c (have_cond_arith_flag): Remove. (have_cond_exec_flag): New. (walk_insn_part): Detect COND_EXEC, not arithmetic in IF_THEN_ELSE. (main): Print HAVE_conditional_execution. * haifa-sched.c (haifa_classify_insn): Recognize COND_EXEC. (sched_analyze_insn, print_pattern): Likewise. * reload.c (find_equiv_reg): Likewise. * rtlanal.c (reg_referenced_p): Likewise. (note_stores, dead_or_set_regno_p): Likewise. (reg_overlap_mentioned_p): Rewrite to use a switch. From-SVN: r32997
2000-03-17Sibling call optimizations.Jeffrey A Law1-2/+5
Co-Authored-By: Richard Henderson <rth@cygnus.com> From-SVN: r32612
2000-03-14Add cselib; use it in loop and reload_cse_regsBernd Schmidt1-0/+3
From-SVN: r32538
2000-03-10Changes in include:Alex Samuel1-0/+15
* partition.h: New file. Changes in libiberty: * Makefile.in (CFILES): Add partition.c. (REQUIRED_OFILES): Add partition.o. (partition.o): New rule. * partition.c: New file. Changes in gcc: * Makefile.in (ssa.o): New rule. (OBJS): Add ssa.o. (STAGESTUFF): Add *.ssa and *.ussa. (mostlyclean): Delete *.ssa, *.ussa, */*.ssa, */*.ussa. * rtl.def (PHI): New RTL expression. * rtl.h (clear_log_links): New declaration. (convert_to_ssa): Likewise. (convert_from_ssa): Likewise. * flow.c (split_edge): If the entry node falls through to the split edge's source block, split the entry edge. (clear_log_links): New function. * toplev.c (ssa_dump): New variable. (flag_ssa): Likewise. (f_options): Add "ssa". (compile_file): Create SSA dump files. (rest_of_compilation): Go to and from SSA if enabled. (decide_d_option): Handle -de for SSA dump files. * ssa.c: New file. From-SVN: r32465
2000-01-25tree.def (UNNE_EXPR): Remove.Richard Henderson1-1/+3
* tree.def (UNNE_EXPR): Remove. * c-typeck.c (build_binary_op): Don't handle it. * expr.c (expand_expr, do_jump, do_store_flag): Likewise. * cp/typeck.c (build_binary_op_nodefault): Likewise. * rtl.def (UNNE): Remove. (LTGT): Add. * jump.c (reverse_condition): Update accordingly. (swap_condition): Likewise. (comparison_dominates_p): Handle unordered comparisons. (reverse_condition_maybe_unordered): New. * rtl.h (reverse_condition_maybe_unordered): Declare. * sparc.c (select_cc_mode): Update for UNNE/LTGT. (output_cbranch): Use reverse_condition_maybe_unordered and LTGT. * sparc.h (REVERSIBLE_CC_MODE): Always true. Update docs. * sparc.md (bltgt): New. From-SVN: r31624
2000-01-24rtl.def: Add unordered fp comparisions.Richard Henderson1-0/+12
* rtl.def: Add unordered fp comparisions. * tree.def: Likewise. * tree.h: Add ISO C 9x unordered fp comparision builtins. * builtins.c (expand_tree_builtin): New function. * c-typeck.c (build_function_call): Use it. (build_binary_op): Support unordered compares. * c-common.c (c_common_nodes_and_builtins): Add unordered compares. * combine.c (known_cond): Handle reverse_condition returning UNKNOWN. (reversible_comparison_p): Allow UNORDERED/ORDERED to be reversed. * cse.c (fold_rtx): Check FLOAT_MODE_P before reversing. (record_jump_equiv): Handle reverse_condition returning UNKNOWN. * jump.c (reverse_condition): Don't abort for UNLE etc, but return UNKNOWN. (swap_condition): Handle unordered compares. (thread_jumps): Check can_reverse before reversing. * loop.c (get_condition): Likewise. Allow UNORERED/ORDERED to be reversed for FP. * optabs.c (can_compare_p): New argument CODE. Verify branch or setcc is present before acking for cmp_optab. Update all callers. (prepare_float_lib_cmp, init_optabs): Handle UNORDERED. * expmed.c (do_cmp_and_jump): Update for can_compare_p. * expr.c (expand_expr): Likewise. Support unordered compares. (do_jump, do_store_flag): Likewise. * expr.h (enum libfunc_index): Add unordered compares. * Makefile.in (FPBIT_FUNCS): Add _unord_sf. (DPBIT_FUNCS): Add _unord_df. * config/fp-bit.c (_unord_f2): New. * fp-test.c (main): Try unordered compare builtins. * alpha-protos.h (alpha_fp_comparison_operator): Declare. * alpha.c (alpha_comparison_operator): Check mode properly. (alpha_swapped_comparison_operator): Likewise. (signed_comparison_operator): Likewise. (alpha_fp_comparison_operator): New. (alpha_emit_conditional_branch): Handle unordered compares. * alpha.h (PREDICATE_CODES): Update. * alpha.md (fp compares): Use alpha_fp_comparison_operator. (bunordered, bordered): New. * cp/call.c (build_over_call): Use expand_tree_builtin. * cp/typeck.c (build_function_call_real): Likewise. (build_binary_op_nodefault): Handle unordered compares. * gcc.c-torture/execute/ieee/fp-cmp-4.c: New. From-SVN: r31591
1999-11-03defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.Catherine Moore1-2/+3
* defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default. * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME. * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME. * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME. * jump.c (delete_unreferenced_labels): Don't delete if LABEL_ALTERNATE_NAME is set. * print-rtl.c (print_rtx): Dump alternate name. * rtl.def (CODE_LABEL): Change format to "iuuis00s". * rtl.h (LABEL_ALTERNATE_NAME): Define. * rtl.texi (LABEL_ALTERNATE_NAME): Document. * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document. From-SVN: r30382
1999-10-10Fix docs for ADDRESS rtxBernd Schmidt1-4/+1
From-SVN: r29888
1999-09-14rtl.def (match_insn, [...]): Remove match_insn; rename match_insn2 to ↵Richard Henderson1-6/+1
match_insn. * rtl.def (match_insn, match_insn2): Remove match_insn; rename match_insn2 to match_insn. From-SVN: r29422
1999-09-14Undo bogus changes from gcc2 mergeBernd Schmidt1-6/+6
From-SVN: r29407