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2004-12-12expr.c (emit_move_change_mode): New.Richard Henderson1-29/+38
* expr.c (emit_move_change_mode): New. (emit_move_via_alt_mode): Use it. From-SVN: r92065
2004-12-12re PR tree-optimization/18040 (ICE in for_each_index, at tree-ssa-loop-im.c:178)Andrew Pinski1-19/+0
2004-12-12 Andrew Pinski <pinskia@physics.uc.edu> PR tree-opt/18040 * g++.dg/opt/ptrmem6.C: New test. 2004-12-12 Andrew Pinski <pinskia@physics.uc.edu> PR tree-opt/18040 * expr.c (get_inner_reference): Remove NON_LVALUE_EXPR, NOP_EXPR, CONVERT_EXPR cases. (handled_component_p): Likewise. From-SVN: r92051
2004-12-09tree.def (SET_TYPE): Remove.Nathan Sidwell1-183/+1
* tree.def (SET_TYPE): Remove. (CONSTRUCTOR): Update description. * builtins.c (type_to_class) Remove SET_TYPE case. * dbxout.c (dbxout_type): Likewise. * dwarf2out.c (is_base_type): Likewise. (gen_set_type_die): Remove. (gen_type_die): Remove SET_TYPE case. * expr.c (count_type_elements): Likewise. (mostly_zeroes_p): Likewise. (store_constructor): Likewise. * print_tree.c (print_node): Likewise. * stor-layout.c (layout_type): Likewise. * tree-browser.c (browse_tree): Likewise. * tree-inline.c (remap_type): Likewise. * tree-pretty-print.c (dump_generic_node): Likewise. * tree.c (type_contains_plaeholder_1, type_hash_eq, variably_modified_type_p, initializer_zerop): Likewise. * tree.h (SET_OR_ARRAY_CHECK): Remove. (AGGREGATE_TYPE_P): Remove SET_TYPE check. (TYPE_DOMAIN): Use ARRAY_TYPE_CHECK. * typeclass.h (enum type_class): Remove set_type_class. * varasm.c (const_hash_1): Remove SET_TYPE case. (compare_constant, copy_constant, output_constant): Likewise. * config/i386/i386.c (classify_argument): Likewise. * config/ia64/ia64.c (hfa_element_mode): Likewise. * config/sparc/sparc.c (sparc_type_code): Likewise. * ada/decl.c (gnat_substitute_in_type): Remove SET_TYPE case. From-SVN: r91931
2004-12-07c-common.c, [...]: Replace uses of first_rtl_op with TREE_CODE_LENGTH.Kazu Hirata1-1/+1
gcc/ * c-common.c, expr.c, fold-const.c, print-tree.c, tree-gimple.c, tree-inline.c, tree-pretty-print.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c: Replace uses of first_rtl_op with TREE_CODE_LENGTH. * tree.c (first_rtl_op): Remove. Replace uses of first_rtl_op with TREE_CODE_LENGTH. * tree.h: Remove the prototype for first_rtl_op. gcc/cp/ * pt.c: Replace a use of first_rtl_op with TREE_CODE_LENGTH. From-SVN: r91818
2004-12-06expr.c (expand_expr_real_1): Remove an "if" whose condition is always false.Kazu Hirata1-6/+0
* expr.c (expand_expr_real_1): Remove an "if" whose condition is always false. From-SVN: r91786
2004-12-06expr.c (expand_expr_real_1): Abort on COND_EXPR of VOID_TYPE.Kazu Hirata1-15/+4
* expr.c (expand_expr_real_1): Abort on COND_EXPR of VOID_TYPE. From-SVN: r91758
2004-12-03alias.c (component_uses_parent_alias_set): Rename from can_address_p.Richard Henderson1-2/+1
* alias.c (component_uses_parent_alias_set): Rename from can_address_p. Return bool. Reverse the sense of the result. Reinstate the check for alias set zero. (get_alias_set): Update to match. * alias.h (component_uses_parent_alias_set): Likewise. * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise. * expr.c (expand_assignment): Likewise. * expr.h: Remove commented out prototypes that were moved to alias.h. From-SVN: r91712
2004-12-02expr.c (write_complex_part): Use simplify_gen_subreg when the submode is at ↵Richard Henderson1-6/+34
least as large as a word. * expr.c (write_complex_part): Use simplify_gen_subreg when the submode is at least as large as a word. (read_complex_part): Likewise. From-SVN: r91664
2004-12-01expr.c (expand_assignment): Handle CONCAT both as a final destination and as ↵Richard Henderson1-2/+10
a middle point. * expr.c (expand_assignment): Handle CONCAT both as a final destination and as a middle point. From-SVN: r91614
2004-12-01expr.c (get_inner_reference): Fix thinko in REAL/IMAGPART_EXPR offsetting.Richard Henderson1-2/+2
* expr.c (get_inner_reference): Fix thinko in REAL/IMAGPART_EXPR offsetting. From-SVN: r91577
2004-12-01re PR rtl-optimization/15289 (reload error with non-lowpart subregs)Richard Henderson1-358/+401
PR rtl-opt/15289 * emit-rtl.c (gen_complex_constant_part): Remove. (gen_realpart, gen_imagpart): Remove. * rtl.h (gen_realpart, gen_imagpart): Remove. * expmed.c (extract_bit_field): Remove CONCAT hack catering to gen_realpart/gen_imagpart. * expr.c (write_complex_part, read_complex_part): New. (emit_move_via_alt_mode, emit_move_via_integer, emit_move_resolve_push, emit_move_complex_push, emit_move_complex, emit_move_ccmode, emit_move_multi_word): Split out from ... (emit_move_insn_1): ... here. (expand_expr_real_1) <COMPLEX_EXPR>: Use write_complex_part. <REALPART_EXPR, IMAGPART_EXPR>: Use read_complex_part. * function.c (assign_parm_setup_reg): Hard-code transformations instead of using gen_realpart/gen_imagpart. From-SVN: r91571
2004-12-01expr.c (optimize_bitfield_assignment_op): Split out from ...Richard Henderson1-137/+143
* expr.c (optimize_bitfield_assignment_op): Split out from ... (expand_assignment): ... here. Use handled_component_p to gate get_inner_reference code. Simplify MEM handling. Special case CONCAT destinations. From-SVN: r91570
2004-11-29expr.c (get_inner_reference): Handle REAL/IMAGPART_EXPR.Richard Henderson1-53/+81
* expr.c (get_inner_reference): Handle REAL/IMAGPART_EXPR. (handled_component_p): Likewise. * alias.c (can_address_p): Reformat and simplify. Handle REAL/IMAGPART_EXPR. Do not disable addressability based on alias set zero. * fold-const.c (build_fold_addr_expr_with_type): Remove duplicate check for REAL/IMAGPART_EXPR. * gimplify.c (gimplify_compound_lval): Likewise. * tree-cfg.c (verify_expr): Likewise. * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise. * tree-nested.c (build_addr, convert_nonlocal_reference): Likewise. (convert_local_reference): Likewise. * tree-ssa-loop-ivopts.c (prepare_decl_rtl): Likewise. From-SVN: r91511
2004-11-30* expr.c (emit_group_load_1): Don't die on const_int orig_src.Alan Modra1-2/+4
From-SVN: r91510
2004-11-29expr.c (expand_expr_real_1, [...]): Properly handle REDUCE_BIT_FIELD by ↵Richard Kenner1-17/+20
applying it to result, not input, of conversion. * expr.c (expand_expr_real_1, case NOP_EXPR): Properly handle REDUCE_BIT_FIELD by applying it to result, not input, of conversion. From-SVN: r91498
2004-11-28expr.c (expand_expr_real_1, [...]): Properly fold with non-zero lower bound.Richard Kenner1-24/+6
* expr.c (expand_expr_real_1, case ARRAY_REF): Properly fold with non-zero lower bound. From-SVN: r91446
2004-11-28* expr.c (categorize_ctor_elements_1, case STRING_CST): New case.Richard Kenner1-0/+6
From-SVN: r91445
2004-11-24expr.c (expand_expr_real_1): Remove cases for EXIT_BLOCK_EXPR and ↵Steven Bosscher1-2/+0
LABELED_BLOCK_EXPR. gcc/ * expr.c (expand_expr_real_1): Remove cases for EXIT_BLOCK_EXPR and LABELED_BLOCK_EXPR. * gimplify.c (gimplify_labeled_block_expr): Remove. (gimplify_exit_block_expr): Remove. (gimplify_expr): Don't call them. * tree-inline.c (copy_body_r): Don't handle EXIT_BLOCK_EXPR and LABELED_BLOCK_EXPR. (estimate_num_insns_1): Likewise. (walk_tree): Likewise. * tree-pretty-print.c (dump_generic_node): Don't handle EXIT_BLOCK_EXPR and LABELED_BLOCK_EXPR. * tree.def (EXIT_BLOCK_EXPR): Moved to java-tree.def. (LABELED_BLOCK_EXPR): Likewise. * tree.h (LABELED_BLOCK_LABEL): Moved to java-tree.h. (LABELED_BLOCK_BODY): Likewise. (EXIT_BLOCK_LABELED_BLOCK): Likewise. (EXIT_BLOCK_RETURN): Removed. java/ * java-gimplify.c (java_gimplify_labeled_block_expr): New function. (java_gimplify_exit_block_expr): New function. (java_gimplify_expr): Use them to gimplify EXIT_BLOCK_EXPR and LABELED_BLOCK_EXPR. * java-tree.def (LABELED_BLOCK_EXPR): Moved from tree.def. (EXIT_BLOCK_EXPR): Likewise. * java-tree.h (LABELED_BLOCK_LABEL): Moved from tree.h. (LABELED_BLOCK_BODY): Likewise. (EXIT_BLOCK_LABELED_BLOCK): Likewise. * jcf-write.c (generate_bytecode_insns): Don't handle the unused EXIT_BLOCK_RETURN operand. Use EXIT_BLOCK_LABELED_BLOCK instead of TREE_OPERAND. * lang.c (java_tree_inlining_walk_subtrees): Handle EXIT_BLOCK_EXPR. (java_dump_tree): Use LABELED_BLOCK_LABEL, LABELED_BLOCK_BODY, and EXIT_BLOCK_LABELED_BLOCK instead of TREE_OPERAND. Don't handle the second operand of EXIT_BLOCK_EXPR. * parse.y (find_expr_with_wfl): Use LABELED_BLOCK_BODY instead of TREE_OPERAND. (build_bc_statement): Use build1 to build EXIT_BLOCK_EXPR nodes. From-SVN: r91149
2004-11-23rtl.h (validate_subreg): Declare.Richard Henderson1-44/+31
* rtl.h (validate_subreg): Declare. * emit-rtl.c (validate_subreg): New. (gen_rtx_SUBREG): Use it. * simplify-rtx.c (simplify_subreg): Likewise. (simplify_gen_subreg): Likewise. Remove duplicate asserts. * expr.c (emit_move_insn_1): Tidy complex move code. Use memory fallback whenever gen_realpart/gen_imagpart would not be able to create SUBREGs. From-SVN: r91126
2004-11-14* cselib.c, expr.c: Fix comment typos.Kazu Hirata1-1/+1
From-SVN: r90620
2004-11-13calls.c (precompute_register_parameters): Force all PARALLELs into pseudo ↵Richard Henderson1-12/+81
registers. * calls.c (precompute_register_parameters): Force all PARALLELs into pseudo registers. (load_register_parameters): Copy PARALLELs into hard registers. * function.c (assign_parm_setup_block): Copy PARALLELS into pseudo registers. Do emit_group_store in conversion_insns. * expr.c (emit_group_load_1): Rename from emit_group_load, take tmps as an argument. Move final copy loop ... (emit_group_load): ... here. New function. (emit_group_load_into_temps, emit_group_move_into_temps): New. * expr.h: Declare them. From-SVN: r90613
2004-11-12expr.c (emit_group_load): Use extract_bit_field to load from the stack.Eric Botcazou1-2/+3
* expr.c (emit_group_load) <CONCAT>: Use extract_bit_field to load from the stack. From-SVN: r90521
2004-11-04expr.c (mostly_zero_p): Make it static.Kazu Hirata1-1/+1
* expr.c (mostly_zero_p): Make it static. * tree.h: Remove the prototype for mostly_zeros_p. From-SVN: r90089
2004-10-27re PR middle-end/18163 (libffi test case ICE's on darwin)Richard Henderson1-2/+4
PR middle-end/18163 * expr.c (emit_group_load): Don't go force temporary for memory or concat source. (emit_group_store): Similarly. From-SVN: r89735
2004-10-26expr.c (emit_group_store): Do not treat floats as BLKmode.Aldy Hernandez1-2/+4
* expr.c (emit_group_store): Do not treat floats as BLKmode. (emit_group_load): Same. From-SVN: r89612
2004-10-26expr.c (emit_group_load): Handle floats.Aldy Hernandez1-0/+31
* expr.c (emit_group_load): Handle floats. (emit_group_store): Same. From-SVN: r89579
2004-10-21* expr.c (store_expr): Remove dont_store_target.Kazu Hirata1-2/+0
From-SVN: r89383
2004-10-21expr.c (store_expr): Clean up by renaming want_value to call_param_p.Kazu Hirata1-20/+16
* expr.c (store_expr): Clean up by renaming want_value to call_param_p. From-SVN: r89374
2004-10-20expr.c (store_expr): Remove code that is run when want_value & 1 is nonzero.Kazu Hirata1-93/+15
* expr.c (store_expr): Remove code that is run when want_value & 1 is nonzero. From-SVN: r89340
2004-10-20expr.c (store_field): Remove two arguments value_mode and unsignedp.Kazu Hirata1-64/+12
* expr.c (store_field): Remove two arguments value_mode and unsignedp. (expand_assignment, store_constructor_field, expand_expr_real_1): Adjust calls to store_field. From-SVN: r89317
2004-10-19expr.c (expand_assignment): Remove the last argument.Kazu Hirata1-31/+16
* expr.c (expand_assignment): Remove the last argument. Change the return type to void. * expr.h: Update the prototype of expand_assignment. * function.c (assign_parm_setup_reg): Update a call to expand_assignment. * stmt.c (expand_asm_expr): Likewise. From-SVN: r89275
2004-10-19expr.c (expand_expr_real_1): Remove unnecessary assignments to temp.Kazu Hirata1-4/+2
* expr.c (expand_expr_real_1) <MODIFY_EXPR>: Remove unnecessary assignments to temp. Return const0_rtx. From-SVN: r89273
2004-10-18expr.c (expand_expr_real_1): Don't request a value to expand_assignment.Kazu Hirata1-3/+4
* expr.c (expand_expr_real_1) [MODIFY_EXPR]: Don't request a value to expand_assignment. From-SVN: r89245
2004-10-17* expr.c (expand_expr_real_1): Remove an obsolete comment.Kazu Hirata1-8/+0
From-SVN: r89174
2004-10-03expr.c (expand_expr_addr_expr): Only accept Pmode or ptr_mode as valid modes ↵Ulrich Weigand1-1/+1
to expand address expressions. * expr.c (expand_expr_addr_expr): Only accept Pmode or ptr_mode as valid modes to expand address expressions. From-SVN: r88464
2004-09-28re PR tree-optimization/17531 ([ivopts] ICE compiling gzip deflate.c)Richard Henderson1-14/+19
PR 17531 * expr.c (expand_expr_addr_expr_1): Only assemble_external for decls. Don't check VOIDmode here. Force PLUS operands to common type. (expand_expr_addr_expr): Do VOIDmode check earlier. Force use of Pmode if given a non pointer type. PR 17531 * optabs.c (expand_binop): Force constants to the correct mode. From-SVN: r88257
2004-09-27expr.c (expand_expr_real_1): Handle VEC_COND_EXPR.Devang Patel1-0/+4
* expr.c (expand_expr_real_1): Handle VEC_COND_EXPR. * genopinit.c (optabs): New entry for vcond_gen_code and vcondu_gen_code. * optabs.c (vcond_gen_code, vcondu_gen_code): New optabs. (get_rtx_code): New function. (vector_compare_rtx): New function. (init_optabs): Initialize vcond_gen_code and vcondu_gen_code. (expand_vec_cond_expr_p): New function. (expand_vec_cond_expr): New function. (get_vcond_icode): New function. * optabs.h (expand_vec_cond_expr, expand_vec_cond_expr_p): New externs. (vcond_gen_code, vcondu_gen_code): Same. From-SVN: r88209
2004-09-23tree.def (ALIGN_INDIRECT_REF, [...]): New tree-codes.Dorit Naishlos1-0/+34
2004-09-23 Dorit Naishlos <dorit@il.ibm.com> * tree.def (ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF): New tree-codes. * tree.h (REF_ORIGINAL): Consider ALIGN_INDIRECT_REF and MISALIGNED_INDIRECT_REF. * alias.c (get_alias_set, nonoverlapping_memrefs_p): Likewise. * emit-rtl.c (mem_expr_equal_p, set_mem_attributes_minus_bitpos): Likewise. * expr.c (safe_from_p, expand_expr_real_1, rewrite_address_base) (find_interesting_uses_address): Likewise. * fold-const.c (non_lvalue, operand_equal_p): Likewise. (build_fold_addr_expr_with_type): Likewise. * gimplify.c (gimplify_addr_expr, gimplify_expr): Likewise. * print-rtl.c (print_mem_expr): Likewise. * tree-dump.c (dequeue_and_dump): Likewise. * tree-eh.c (tree_could_trap_p): Likewise. * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise. * tree-pretty-print.c (op_prio, op_symbol, dump_generic_node): Likewise. * tree-ssa-alias.c (find_ptr_dereference, ptr_is_dereferenced_by): Likewise. * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise. * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise. * tree-ssa-loop-im.c (for_each_index, is_call_clobbered_ref): Likewise. * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise. (add_address_candidates, rewrite_address_base): Likewise. * tree-ssa-operands.c (get_expr_operands, get_indirect_ref_operands): Likewise. * tree.c (staticp, build1_stat): Likewise. * tree.def (REALIGN_LOAD_EXPR, REALIGN_STORE_EXPR): New tree-codes. * tree-pretty-print.c (dump_generic_node): Consider REALIGN_LOAD_EXPR. * tree-ssa-operands.c (get_expr_operands): Likewise. * expr.c (expand_expr_real_1): Likewise. * optabs.h (vec_realign_store_optab, vec_realign_load_optab): New optabs. (OTI_vec_realign_store, OTI_vec_realign_load): New optab_index values for the new optabs. (expand_ternary_op): New function. * genopinit.c (optabs): Handle the new optabs. * optabs.c (optab_for_tree_code): Add cases for the new tree-codes. (init_optabs): Initialize vec_realign_load_optab. (expand_ternary_op): New functions. * target-def.h (TARGET_VECTORIZE): New member for struct gcc_target. (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New member for targetm.vectorize. (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Likewise. (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Likewise. * target.h (struct vectorize): New member for struct gcc_target. (misaligned_mem_ok): New member for targetm.vectorize. (builtin_mask_for_load): Likewise. (builtin_mask_for_store): Likewise. * targethooks.c (default_vect_misaligned_mem_ok): New function. * targethooks.h (default_vect_misaligned_mem_ok): New function. * config/rs6000/altivec.md (build_vector_mask_for_load): New define_expand. (vec_realign_load_v4si, vec_realign_load_v4sf, vec_realign_load_v8hi) (vec_realign_load_v16qi): New define_insn. * config/rs6000/rs6000.h (ALTIVEC_BUILTIN_MASK_FOR_LOAD): (ALTIVEC_BUILTIN_MASK_FOR_STORE): New target builtins. * config/rs6000/rs6000.c (altivec_builtin_mask_for_load): (altivec_builtin_mask_for_store): New variables. (rs6000_builtin_mask_for_load): New function. Implements TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD. (rs6000_builtin_mask_for_store): New function. Implements TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE. (rs6000_expand_builtin): Expand the target builtins builtin_mask_for_load and builtin_mask_for_store. (altivec_init_builtins): Initialize the new target builtins. * config/i386/i386.c (ix86_misaligned_mem_ok): New function. Implements the target hook TARGET_VECTORIZE_MISALIGNED_MEM_OK. * tree-vectorizer.c (vect_create_data_ref): Renamed to vect_create_data_ref_ptr. Returns a pointer instead of an array-ref. (vect_create_addr_base_for_vector_ref): Additional argument (offset). (vectorizable_store): Call vect_create_data_ref_ptr with additional arguments, and create an indirect_ref with its return value data_ref. Check aligned_access_p. (vectorizable_load): Handle misaligned loads, using software-pipelined scheme with REALIGN_LOAD_EXPR and ALIGN_INDIRECT_REF if vec_realign_load_optab is supported, or using a scheme without software-pipelining with MISALIGNED_INDIRECT_REF if the target hook misaligned_mem_ok is supported. (vect_finish_stmt_generation): Typo. (vect_enhance_data_refs_alignment): Rename loop_vinfo to loop_info. (vect_analyze_data_refs_alignment): Don't fail vectorization in the presence of misaligned loads. (vect_analyze_data_ref_access): Add check for constant init. (vect_get_symbl_and_dr): Remove duplicate line. * tree-vectorizer.h (DR_MISALIGNMENT): Add comment. From-SVN: r87948
2004-09-17alias.c (find_base_decl): Remove unreachable case '3' block.Jeffrey D. Oldham1-14/+20
2004-09-17 Jeffrey D. Oldham <oldham@codesourcery.com> Zack Weinberg <zack@codesourcery.com> * alias.c (find_base_decl): Remove unreachable case '3' block. * expr.c (safe_from_p): Abort if passed a type. * tree-gimple.c (recalculate_side_effects): Abort if passed anything other than an expression. * tree-ssa-pre.c (phi_translate): Return expr immediately if is_gimple_min_invariant is true for it. Reorder cases for clarity. Abort on un-handled tree classes. (valid_in_set): Likewise. * tree.c (tree_code_class_strings): New static data. * tree.h (enum tree_code_class): New. (tree_code_class_strings): Declare. (TREE_CODE_CLASS_STRING, EXCEPTIONAL_CLASS_P, CONSTANT_CLASS_P) (REFERENCE_CLASS_P, COMPARISON_CLASS_P, UNARY_CLASS_P, BINARY_CLASS_P) (STATEMENT_CLASS_P, EXPRESSION_CLASS_P, IS_TYPE_OR_DECL_P): New macros. (TYPE_P, DECL_P, IS_NON_TYPE_CODE_CLASS, IS_EXPR_CODE_CLASS) (checking macros, EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_LOCUS): Update. * tree.def, c-common.def, objc/objc-tree.def: Use tree_code_class enumeration constants instead of code letters. * alias.c, builtins.c, c-common.c, c-format.c, c-lang.c, c-pragma.c * c-typeck.c, cgraphunit.c, convert.c, dbxout.c, dwarf2out.c * emit-rtl.c expr.c, fold-const.c, gimplify.c, lambda-code.c * langhooks.c, langhooks.h, predict.c, print-tree.c, reload1.c, stmt.c * tree-browser.c, tree-cfg.c, tree-chrec.c, tree-complex.c, tree-dfa.c * tree-dump.c, tree-eh.c, tree-gimple.c, tree-inline.c, tree-nested.c * tree-outof-ssa.c, tree-pretty-print.c, tree-sra.c, tree-ssa-ccp.c * tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-forwprop.c, tree-ssa-live.c * tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c * tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-propagate.c * tree-ssa.c, tree-ssanames.c, tree-tailcall.c, tree.c, varasm.c * config/sol2-c.c, config/arm/arm.c, config/i386/winnt.c * config/pa/pa.c, config/pa/pa.h, config/sh/sh.c, objc/objc-lang.c Update to match. * LANGUAGES: Add note about change. ada: * ada-tree.def: Use tree_code_class enumeration constants instead of code letters. * ada-tree.h, decl.c, misc.c, trans.c, utils.c, utils2.c: Update for new tree-class enumeration constants. cp: * cp-tree.def: Use tree_code_class enumeration constants instead of code letters. * call.c, class.c, cp-gimplify.c, cp-lang.c, cxx-pretty-print.c * mangle.c, pt.c, semantics.c, tree.c, typeck.c: Update for new tree-class enumeration constants. fortran: * f95-lang.c, trans-expr.c, trans.c: Update for new tree-class enumeration constants. java: * java-tree.def: Use tree_code_class enumeration constants instead of code letters. * java-gimplify.c, jcf-write.c, lang.c, parse.y: Update for new tree-class enumeration constants. treelang: * treetree.c: Update for new tree-class enumeration constants. From-SVN: r87675
2004-09-15expr.c (string_constant): Handle also read-only variables initialized to ↵Jakub Jelinek1-17/+73
string literals. * expr.c (string_constant): Handle also read-only variables initialized to string literals. * gcc.c-torture/execute/builtins/strlen-3.c: New test. * gcc.c-torture/execute/builtins/strlen-3-lib.c: New. From-SVN: r87540
2004-09-11* expr.c (expand_expr_addr_expr_1) Rename from expand_expr_addr_expr.Richard Henderson1-7/+33
(expand_expr_addr_expr): New function. Take ADDR_EXPR instead of the operand of the ADDR_EXPR. (expand_expr_real_1): Update to match. From-SVN: r87355
2004-09-10Add CONST1_RTX (vector mode) support.James E Wilson1-1/+1
* emit-rtl.c (gen_const_vector): Renamed from gen_const_vector_0. Add integer argument named constant. Use const_tiny_rtx instead of CONST0_RTX. (gen_rtx_CONST_VECTOR): Rewrite to handle checks for both CONST0_RTX and CONST1_RTX. (init_emit_once): Fix users of gen_const_vector. Set CONST1_RTX for vector types. * expr.c (const_vector_from_tree): Call gen_rtx_CONST_VECTOR instead of gen_rtx_raw_CONST_VECTOR. From-SVN: r87337
2004-09-08emit-rtl.c (immed_double_const): Use gcc_assert and gcc_unreachable.Nathan Sidwell1-871/+824
* emit-rtl.c (immed_double_const): Use gcc_assert and gcc_unreachable. (gen_rtx_SUBREG, gen_reg_rtx, mark_user_reg, subreg_hard_regno, gen_lowpart_common, gen_highpart, gen_highpart_mode, subreg_highpart_offset, operand_subword, operand_subword_force, mem_expr_equal_p, set_mem_attributes_minus_bitpos, set_mem_alias_set, change_address_1, verify_rtx_sharing, copy_most_rtx, set_first_insn, set_last_insn, prev_cc0_setter, try_split, add_insn_after, add_insn_before, remove_insn, remove_unnecessary_notes, emit_insn_before, emit_jump_insn_before, emit_call_insn_before, emit_insn_after, emit_jump_insn_after, emit_call_insn_after, emit_insn, emit_jump_insn, emit_call_insn, set_unique_reg_note, emit, push_to_full_sequence, copy_insn_1, gen_const_vector_0, emit_copy_of_insn_after): Likewise. * et-forest.c (set_prev, set_next, et_check_occ_sanity, record_path_before_1, check_path_after_1, check_path_after): Likewise. * except.c (gen_eh_region, resolve_one_fixup_region, remove_unreachable_regions, convert_from_eh_region_ranges_1, add_ehl_entry, duplicate_eh_region_1, build_post_landing_pads, connect_post_landing_pads, sjlj_emit_function_exit, remove_exception_handler_label, remove_eh_handler, reachable_next_level, collect_one_action_chain, output_function_exception_table): Likewise. * explow.c (trunc_int_for_mode, copy_to_mode_reg, optimize_save_area_alloca, allocate_dynamic_stack_space, probe_stack_range, hard_function_value): Likewise. * expmed.c (mode_for_extraction, store_bit_field, store_fixed_bit_field, extract_bit_field, expand_shift, expand_mult_const, expand_mult, choose_multiplier, expand_mult_highpart, expand_divmod, emit_store_flag, do_cmp_and_jump): Likewise. * expr.c (convert_move, convert_modes, move_by_pieces, move_by_pieces_ninsns, move_by_pieces_1, emit_block_move, move_block_from_reg, gen_group_rtx, emit_group_load, emit_group_move, emit_group_store, use_reg, use_regs, can_store_by_pieces, store_by_pieces, store_by_pieces_1, emit_move_insn, emit_move_insn_1, emit_push_insn, expand_assignment, store_expr, count_type_elements, store_constructor, store_field, safe_from_p, expand_var, expand_expr_addr_expr, expand_expr_real_1, do_store_flag): Likewise. From-SVN: r87178
2004-09-07builtins.c (fold_builtin_strchr): Use build_int_cst, not fold_convert.Nathan Sidwell1-1/+1
* builtins.c (fold_builtin_strchr): Use build_int_cst, not fold_convert. (fold_builtin_strpbrk): Likewise. * expr.c (array_ref_low_bound): Likewise. * tree-scalar-evolution.c (chrec_is_positive, add_to_evolution_1, interpret_rhs_modify_expr, number_of_iterations_in_loop): Likewise. * tree-sra.c (generate_element_zero): Likewise. * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise. * tree-ssa-loop-ivopts.c (determine_biv_step, idx_find_step, add_old_iv_candidates, add_iv_candidates): Likewise. * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise. From-SVN: r87141
2004-09-05c-common.c, [...]: Fix comment typos.Kazu Hirata1-2/+2
* c-common.c, cfgexpand.c, cgraphunit.c, defaults.h, et-forest.c, expr.c, gimplify.c, global.c, gthr-lynx.h, hard-reg-set.h, modulo-sched.c, optabs.c, postreload-gcse.c, tree-data-ref.c, tree-flow.h, tree-if-conv.c, tree-inline.c, tree-sra.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-loop-niter.c, tree-ssa-operands.c, tree-ssa-operands.h, tree-ssa-propagate.c, tree-ssa-propagate.h, tree-ssa-threadupdate.c, value-prof.c, vec.c, vec.h: Fix comment typos. Follow spelling conventions. From-SVN: r87104
2004-09-05tree-ssa-loop-ivopts.c: New file.Zdenek Dvorak1-1/+10
* tree-ssa-loop-ivopts.c: New file. * Makefile.in (tree-ssa-loop-ivopts.c): Add. * cfgloop.h (target_avail_regs, target_res_regs, target_small_cost, target_pres_cost, target_spill_cost): Declare. * cfgloopanal.c (avail_regs, res_regs, small_cost, pres_cost, spill_cost): Renamed to ... (target_avail_regs, target_res_regs, target_small_cost, target_pres_cost, target_spill_cost): ... and exported. (init_set_costs, global_cost_for_size): Work with renamed variables. * common.opt (flag_ivopts): New flag. * expr.c (expand_expr_real_1): Handle SSA_NAME case. Handle REF_ORIGINAL. * gimplify.c (struct gimplify_ctx): Add into_ssa field. (internal_get_tmp_var, gimplify_modify_expr, gimplify_expr): Support generating SSA form. (force_gimple_operand): New function. * timevar.def (TV_TREE_LOOP_IVOPTS): New timevar. * tree-cfg.c (stmt_bsi): New function. * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND, PARAM_IV_MAX_CONSIDERED_USES): New. * tree-flow.h (stmt_bsi, tree_ssa_iv_optimize, split_loop_exit_edge, bsi_insert_on_edge_immediate_loop. standard_iv_increment_position, ip_end_pos, ip_normal_pos, force_gimple_operand): Declare. * tree-gimple.c (is_gimple_formal_tmp_var): Accept ssa names. * tree-nested.c (build_addr): Export. * tree-optimize.c (init_tree_optimization_passes): Add pass_iv_optimize. * tree-pass.h (pass_iv_optimize): Declare. * tree-ssa-loop-im.c (for_each_index): Handle REALPART_EXPR and IMAGPART_EXPR. * tree-ssa-loop-manip.c (create_iv): Force the base to be acceptable as a phi node argument. (split_loop_exit_edge, bsi_insert_on_edge_immediate_loop, ip_end_pos, ip_normal_pos, standard_iv_increment_position): New functions. * tree-ssa-loop-niter.c (zero_p, unsigned_type_for): Export. * tree-ssa-loop.c (tree_ssa_loop_ivopts, gate_tree_ssa_loop_ivopts, pass_iv_optimize): New pass. * tree-ssa-operands.c (get_indirect_ref_operands): Handle REF_ORIGINAL. * tree-ssanames.c (release_ssa_name): Allow calling with var = NULL. * tree.c (build_int_cst_type, cst_and_fits_in_hwi): New functions. * tree.h (REF_ORIGINAL): New macro. (build_int_cst_type, unsigned_type_for, zero_p, cst_and_fits_in_hwi, build_addr): Declare. * doc/invoke.texi (-fivopts): Document. (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND, PARAM_IV_MAX_CONSIDERED_USES): Document. * doc/passes.texi: Document induction variable optimizations pass. * gcc.dg/tree-ssa/loop-2.c: New test. * gcc.dg/tree-ssa/loop-3.c: New test. * gcc.dg/tree-ssa/loop-4.c: New test. * gcc.dg/tree-ssa/loop-5.c: New test. From-SVN: r87100
2004-08-31c-common.c (c_alignof_expr): Use DECL_ALIGN_UNIT and TYPE_ALIGN_UNIT.Richard Kenner1-3/+3
* c-common.c (c_alignof_expr): Use DECL_ALIGN_UNIT and TYPE_ALIGN_UNIT. (c_sizeof_of_alignof_type): Likewise. * expr.c (array_ref_element_size): Likewise. (highest_pow2_factor_for_target): Likewise. * gimplify.c (canonicalize_addr_expr): Likewise. (gimplify_compound_lval): Likewise. * stor-layout.c (finalize_record_size, finalize_type_size): Likewise. * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise. * varasm.c (assemble_variable): Likewise. (output_constant_def_contents): Alignments are unsigned. From-SVN: r86848
2004-08-30expr.c (array_ref_element_size): Force aligned_size back to sizetype.Richard Henderson1-4/+16
* expr.c (array_ref_element_size): Force aligned_size back to sizetype. (component_ref_field_offset): Similarly for aligned_offset. * tree.c (recompute_tree_invarant_for_addr_expr): Mark raw low-bound, element-size, field-offset fields rather than computed values. From-SVN: r86803
2004-08-30expr.c (expand_expr_addr_expr): New.Richard Henderson1-129/+138
* expr.c (expand_expr_addr_expr): New. (expand_expr_real_1) <case ADDR_EXPR>: Use it. From-SVN: r86792
2004-08-25target-def.h (TARGET_SCALAR_MODE_SUPPORTED_P): New.Richard Henderson1-1/+1
* target-def.h (TARGET_SCALAR_MODE_SUPPORTED_P): New. * target.h (struct gcc_target): Add scalar_mode_supported_p. * targhooks.c (default_scalar_mode_supported_p): New. * targhooks.h (default_scalar_mode_supported_p): Declare. * doc/tm.texi (TARGET_SCALAR_MODE_SUPPORTED_P): Document. * c-common.c (handle_mode_attribute): Query scalar_mode_supported_p before attempting to create types. Tidy. * expr.c (vector_mode_valid_p): Use scalar_mode_supported_p. * config/alpha/alpha.c (alpha_scalar_mode_supported_p): New. (TARGET_SCALAR_MODE_SUPPORTED_P): New. From-SVN: r86593
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