fortran/
* expr.c (gfc_check_assign): Add comment. Add new warning.
* trans-expr.c (gfc_conv_function_call): Correctly dereference
result of pointer valued function when not in pointer assignment.
testsuite/
* gfortran.dg/assignment_1.f90: New test.
From-SVN: r86585
PR fortran/17144
* trans-array.c (gfc_trans_allocate_temp_array): Remove
string_length argument.
(gfc_trans_array_ctor_element): New function.
(gfc_trans_array_constructor_subarray): Use it.
(gfc_trans_array_constructor_value): Ditto. Handle constant
character arrays.
(get_array_ctor_var_strlen, get_array_ctor_strlen): New functions.
(gfc_trans_array_constructor): Use them.
(gfc_add_loop_ss_code): Update to new gfc_ss layout.
(gfc_conv_ss_descriptor): Remember section string length.
(gfc_conv_scalarized_array_ref): Ditto. Remove dead code.
(gfc_conv_resolve_dependencies): Update to new gfc_ss layout.
(gfc_conv_expr_descriptor): Ditto.
(gfc_conv_loop_setup): Ditto. Spelling fixes.
* trans-array.h (gfc_trans_allocate_temp_array): Update prototype.
* trans-const.c (gfc_conv_constant): Update to new gfc_ss layout.
* trans-expr.c (gfc_conv_component_ref): Turn error into ICE.
(gfc_conv_variable): Set string_length from section.
(gfc_conv_function_call): Remove extra argument.
(gfc_conv_expr, gfc_conv_expr_reference): Update to new gfc_ss layout.
* trans-types.c (gfc_get_character_type_len): New function.
(gfc_get_character_type): Use it.
(gfc_get_dtype): Return zero for internal types.
* trans-types.h (gfc_get_character_type_len): Add prototype.
* trans.h (struct gfc_ss): Move string_length out of union.
testsuite/
* gfortran.dg/string_ctor_1.f90: New test.
From-SVN: r86558
* trans-array.c (gfc_trans_allocate_array_storage,
gfc_trans_allocate_temp_array, gfc_add_loop_ss_code,
gfc_conv_loop_setup):
For functions, if the shape of the result is not known
in compile-time, generate an empty array descriptor for
the result and let the callee to allocate the memory.
(gfc_trans_dummy_array_bias): Do nothing for pointers.
(gfc_conv_expr_descriptor): Use function return values directly.
* trans-expr.c (gfc_conv_function_call): Always add byref call
insn to pre chain.
(gfc_trans_pointer_assignment): Add comments.
(gfc_trans_arrayfunc_assign): Don't chain on expression.
testsuite/
* gfortran.dg/ret_array_1.f90: New test.
* gfortran.dg/ret_pointer_1.f90: New test.
From-SVN: r85642
* alias.c (adjust_offset_for_component_ref): Use
component_ref_field_offset.
* c-decl.c (build_array_declarator): Add news args for ARRAY_REF.
* c-gimplify.c (gimplify_expr_stmt): Use alloc_stmt_list.
(gimplify_decl_stmt): Call gimplify_type_sizes for type.
For decl, call gimplify_one_sizepos and use statement list.
(gimplify_compound_literal_expr): New arg PRE_P.
Add statement to PRE_P list and return DECL.
(c_gimplify_expr, case COMPOUND_LITERAL_EXPR): Add arg to
gimplify_compound_literal_expr.
* c-tree.h (getdecls): Deleted.
* c-typeck.c (build_component_ref): Add operand for COMPONENT_REF.
(build_array_ref): Add two operands for ARRAY_REF.
(build_unary_op): Set TREE_INVARIANT and TREE_CONSTANT for
COMPOUND_LITERAL_EXPR.
* coverage.c (tree_coverage_counter_ref): Add new operands
for ARRAY_REF.
* emit-rtl.c (component_ref_for_mem_expr): Add new operand
for COMPONENT_REF.
(set_mem_attributes_minus_bitpos): Use array_ref_low_bound
and array_ref_element_size.
(widen_memory_access):Use component_ref_field_offset.
* explow.c (update_nonlocal_goto_save_area): Add two operands
for ARRAY_REF.
* expr.c (array_ref_element_size, array_ref_low_bound): New functions.
(component_ref_field_offset): Likewise.
(get_inner_reference): Use them.
(expand_expr_real_1, case ARRAY_REF): Use array_ref_low_bound.
* fold-const.c (fold, case EQ_EXPR): Properly handle DECL_SIZE.
(fold_read_from_constant_string): Use array_ref_low_bound.
Verify that result is a character type.
(build_fold_indirect_ref): Add two operands for ARRAY_REF.
* function.c (expand_function_start): Likewise.
* gimple-low.c (expand_var_p): Delete duplicated line.
* gimplify.c: Add static decls for local functions.
(cgraph.h): Now included.
(create_tmp_var): Remove check for ARRAY_TYPE.
(copy_if_shared_r): Look at bounds and sizes of types.
(build_and_jump): Return alloc_stmt_list instead of build_empty_stmt.
(gimplify_exit_expr, shortcut_cond_expr): Likewise.
(gimplify_save_expr, gimple_push_cleanup): Likewise.
(gimplify_init_constructor): Likewise.
WANT_VALUE now bool.
If empty list with no result wanted, return GS_UNHANDLED.
Add additional operands for ARRAY_REF and COMPONENT_REF.
(canonicalize_component_ref): Convert to &array[L].
(gimplify_array_ref_to_plus): Use array_ref_element_size and
array_ref_lower_bound.
(build_addr_expr_with_type, build_addr_expr): New functions.
(gimplify_compound_lval): WANT_LVALUE now bool.
Major rework to allow handle_component_p and initialize and
gimplify new operands for ARRAY_REF, ARRAY_RANGE_REF, and
COMPONENT_REF.
(gimplify_array_ref): Deleted.
(gimplify_self_mod_expr): WANT_VALUE now bool.
(gimplify_modify_expr): Gimplify to_p and from_p later.
Factor out code into gimplify_modify_expr_rhs and call twice.
Move variable-size code earlier and handle PLACEHOLDER_EXPR.
(gimplify_modify_expr_rhs, gimplify_variable_sized_compare): New fns.
(gimplify_addr_expr, case VIEW_CONVERT_EXPR): New case.
(gimplify_expr, case ARRAY_REF): Delete special case.
Instead handle like COMPONENT_REF; also do ARRAY_RANGE_REF,
IMAGPART, and REALPART the same way.
(gimplify_expr, case VIEW_CONVERT_EXPR): New case.
(gimplify_expr): Call gimplify_variable_sized_compare if applicable.
Call alloc_stmt_list instead of build_empty_stmt.
Deal with _REF that's volatile.
(gimplify_type_sizes, gimplify_one_sizepos): New functions.
(unshare_body, unvisit_body): New functions.
(gimplify_body): Call them.
* stmt.c (expand_stack_alloc): Don't expand TYPE_MAX_VALUE.
* stor-layout.c (get_pending_sizes): Don't change SAVE_EXPR_CONTEXT.
* tree-alias-common.c (get_alias_var): Also skip ARRAY_RANGE_REF.
* tree-cfg.c (tree_node_can_be_shared): Treat ARRAY_RANGE_REF
like ARRAY_REF.
(verify_expr, case ADDR_EXPR): Use handled_component_p.
* tree-dfa.c (get_virtual_var): Likewise.
* tree-dump.c (dequeue_and_dump, case COMPONENT_REF, ARRAY_REF):
New cases to dump new operands; likewise for ARRAY_RANGE_REF.
* tree-eh.c (tree_could_trap, case ARRAY_RANGE_REF): Like ARRAY_REF.
* tree-gimple.c (is_gimple_addr_expr_arg): Add ARRAY_RANGE_REF
and INDIRECT_REF.
(get_base_address): Use handled_component_p.
* tree-gimple.h (gimplify_type_sizes, gimplify_one_sizepos): New.
* tree-line.c (walk_tree): Walk more things for types and decls.
* tree-mudflap.c (mf_build_check_statement_for): Add new operands
for ARRAY_REF and COMPONENT_REF.
(mx_xform_derefs_1): Clean up usage of decl sizes.
* tree-nested.c (build_addr): Use handled_component_p.
(walk_stmts, case CATCH_EXPR): Add missing "break".
(get_static_chain, get_frame_field): Add new operand for COMPONENT_REF.
(finalize_nesting_tree_1): Likewise.
(convert_nonlocal_reference, case ARRAY_RANGE_REF): Like ARRAY_REF
and process additional operands.
(convert_local_reference): Likewise.
* tree-outof-ssa.c (discover_nonconstant_array_refs_r): Treat
ARRAY_RANGE_REF similarly to ARRAY_REF.
* tree-pretty-print.c (dump_generic_node, case QUAL_UNION_TYPE): Handle
like RECORD_TYPE.
(dump_generic_node, case COMPONENT_REF): Print offset operand.
(dump_generic_node, case ARRAY_RANGE_REF): Treat like ARRAY_REF
and print lower bound and element size for both.
(op_prio, case ARRAY_RANGE_REF): Like ARRAY_REF.
* tree-sra.c (csc_build_component_ref): Add new operand.
(scalarize_call_expr): Use get_base_address.
* tree-ssa-ccp.c (widen_bitfield): Clean up size handling.
(maybe_fold_offset_to_array_ref): Rework to handle input having an
ARRAY_REF, refine handling of lower bound, and add new operands
for ARRAY_REF.
(maybe_fold_to_component_ref): Add new operand for COMPONENT_REF.
(maybe_fold_stmt_indirect): Only fold *&B to B if types match.
(maybe_fold_stmt_addition): Only handle constant lower bound.
* tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
Treat ARRAY_REF and ARRAY_RANGE_REF the same; look at extra operands.
Look at new offset operand of COMPONENT_REF.
* tree-ssa.c (set_is_used): Use handled_component_p.
* tree.c (substitute_in_expr, case COMPONENT_REF): Add new operand.
(stabilize_reference, case COMPONENT_REF): Likewise.
(stabilize_reference, case ARRAY_RANGE_REF, ARRAY_REF): Similarly.
(recompute_tree_invariant_for_addr_expr): Completely rework to
be more precise. Also set TREE_SIDE_EFFECTS.
(build1_stat, case ARRAY_EXPR): Don't handle TREE_SIDE_EFFECTS here.
(build2_stat, build3_stat, build4_stat): For references,
propagate TREE_THIS_VOLATILE.
(get_unwidened): Add new operand for COMPONENT_REF.
(get_narrower): Likewise; use host_integerp for DECL_SIZE.
* tree.def (COMPONENT_REF): Add new operand.
(ARRAY_REF, ARRAY_RANGE_REF): Add two new operands.
* tree.h (array_ref_element_size, array_ref_low_bound): New decls.
(component_ref_field_offset): Likewise.
* config/alpha/alpha.c (alpha_va_start): Add new op for COMPONENT_REF.
(alpha_gimplify_va_arg): Likewise.
* config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
* config/i860/i860.c (i860_va_start, i860_va_arg): Likewise.
* config/iq2000/iq2000.c (iq2000_va_arg): Likewise.
* config/mips/mips.c (mips_va_start, mips_va_arg): Likewise.
* config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
Likewise.
* config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
* config/sh/sh.c (sh_va_start, sh_va_arg): Likewise.
* config/stormy16/stormy16.c (xstormy1_expand_builin_va_start):
Likewise.
(xstormy16_expand_builtin_va_arg): Likewise.
* config/xtensa/xtensa.c (xtensa_va_start, xtensa_va_arg): Likewise.
* cp/call.c (build_vfield_ref): Add new operand for COMPONENT_REF.
(build_new_method_call): Likewise.
* cp/decl.c (local_variable_p_walkfn): Don't walk into types.
* cp/decl2.c (grok_array_decl): Add new operands for ARRAY_REF.
(build_anon_union_vars): Add new operand for COMPONENT_REF.
* cp/init.c (buld_new): Add new operand for ARRAY_REF.
* cp/method.c (do_build_copy_constructor): New op for COMPONENT_REF.
(do_build_assign_ref): Likewise.
* cp/parser.c (cp_parser_direct_new_declarator): Add new operands
for ARRAY_REF.
(cp_parser_direct_declarator): Likewise.
* cp/pt.c (tsubst): Likewise.
(tsubst_copy, tsubst_copy_and_build): Likewise; also add new operand
for COMPONENT_REF.
* cp/semantics.c (finish_non_static_data_member): Add new operand
for COMPONENT_REF.
* cp/typeck.c (build_class_member_access_expr): Likewise.
(build_class_member_access_expr, finish_class_member_access_expr):
Likewise.
(build_ptrmemfunc_access_expr): Likewise.
(build_array_ref): Add new operands for ARRAY_REF.
* cp/typeck2.c (split_nonconstant_init_1): Likewise; COMPONENT_REF too.
* cp/tree.c (count_trees_r, no_linkage_helper): Don't walk in types.
* fortran/f95-lang.c (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Deleted.
* fortran/trans-array.c (gfc_conv_descriptor_data): Add operand
for COMPONENT_REF.
(gfc_conv_descriptor_offset, gfc_conv_descriptor_dtype): Likewise.
(gfc_conv_descriptor_dimension, gfc_conv_descriptor_stride): Likewise.
(gfc_conv_descriptor_lbound, gfc_conv_descriptor_ubound): Likewise.
* fortran/trans-common.c (create_common): Likewise.
* fortran/trans-expr.c (gfc_conv_component_ref): Likewise.
* fortran/trans-io.c (set_parameter_value): Likewise.
(set_parameter_ref, set_string, set_flag, io_result): Likewise.
(transfer_expr): Likewise.
* fortran/trans-decl.c (gfc_trans_auto_character_variable):
Set up to get DECL_SIZE and DECL_SIZE_UNIT gimplified.
(gfc_simplify_function): New function.
(gfc_generate_function-code): Properly handle nested functions.
* fortran/trans.c (gfc_build_array_ref): Add two new operands
for ARRAY_REF.
* java/class.c (build_class_ref): Add new operand for COMPONENT_REF.
(build_static_field_ref): Likewise and add new operands for ARRAY_REF.
* java/constants.c (build_ref_from_constant_pool): Likewise.
* java/expr.c (build_java_array_length_access): Likewise.
(build_get_class, build_field_ref, build_known_method_ref): Likewise.
(invoke_build_dtable, build_invokevirtual): Likewise.
(build_invokeinterface, java_expand_expr): Likewise.
(emit_init_test_initialization): Likewise.
* java/java-gimplify.c (java_gimplify_new_array_init): Likewise.
* java/parse.y (make_qualifed_name, build_array_ref): Likewise.
* objc/ojbc-act.c (generate_static_references): Add additional
operands to ARRAY_REF.
(generate_strings, build_method_prototype_list_template): Likewise.
(generate_protocol_list): Likewise.
From-SVN: r83474
fortran/
PR fortran/12841
* interface.c (compare_parameter, compare_actual_formal): Don't
check types and array shapes for NULL()
* trans-expr.c (conv_function_call): No double indirection for
NULL()
( I had accidentally committed the interface.c part before)
testuite/
PR fortran/12841
* gfortran.fortran-torture/execute/null_arg.f90: New test.
From-SVN: r83028
2004-06-09 Toon Moene <toon@moene.indiv.nluug.nl>
* trans-expr.c (gfc_conv_cst_int_power): Compute
x**(-n) by converting it to (1/x)**n instead of
1/x**n.
From-SVN: r82850
