2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/37379
* tree-scalar-evolution.c (instantiate_scev_1): Return
chrec_dont_know for VL_EXP_CLASS_P.
From-SVN: r141682
2008-09-05 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/37375
* tree-scalar-evolution.c (scev_info_str): Add field instantiated_below.
(new_scev_info_str, eq_scev_info, find_var_scev_info,
set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
set_instantiated_value): Pass instantiated_below.
(analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls to
above functions.
(instantiate_scev_1, instantiate_scev): Pass a basic block above which the
definitions are not instantiated.
* tree-scalar-evolution.h (instantiate_scev): Update declaration.
(block_before_loop): New.
* tree-data-ref.c (dr_analyze_indices): Update uses of instantiate_scev.
* graphite.c (block_before_scop): New.
(loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
basic block, not a loop for determining the parameters.
(scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
scop.
(idx_record_params, find_params_in_bb, find_scop_parameters,
build_loop_iteration_domains, add_conditions_to_domain): Update calls
to instantiate_scev.
* Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
From-SVN: r140164
2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/36206
* tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
FOLD_CONVERSIONS.
(instantiate_scev_1): Rename flags to fold_conversions.
Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
outeside instantiation_loop.
* tree-chrec.h (evolution_function_is_affine_in_loop): New.
(evolution_function_is_affine_or_constant_p): Removed.
* tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
instantiate_scev.
(analyze_siv_subscript): Pass in the loop nest number.
Call evolution_function_is_affine_in_loop instead of
evolution_function_is_affine_p.
(analyze_overlapping_iterations): Pass in the loop nest number.
* tree-chrec.h (chrec_fold_op): New.
* tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR, and
other trees.
* testsuite/gfortran.dg/pr36206.f: New.
Co-Authored-By: Sebastian Pop <sebastian.pop@amd.com>
From-SVN: r135663
2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
Sebastian Pop <sebastian.pop@amd.com>
* tree-scalar-evolution.c: Document instantiate_scev.
(instantiate_parameters_1): Renamed instantiate_scev_1.
Don't use the same loop for instantiation_loop and evolution_loop.
(instantiate_scev): New.
(instantiate_parameters): Moved...
(resolve_mixers): Update call to instantiate_scev_1 to pass the
same loop twice. Maintains the semantics for this function.
* tree-scalar-evolution.h (instantiate_scev): Declare.
(instantiate_parameters): ...here. Now static inline.
* tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
instead of resolve_mixers.
Co-Authored-By: Sebastian Pop <sebastian.pop@amd.com>
From-SVN: r135116
* tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
defined in a loop at depth 0 is invariant.
* tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
* tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
be called at loop depth 0.
From-SVN: r132835
2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
Zdenek Dvorak <dvorakz@suse.cz>
Richard Guenther <rguenther@suse.de>
Kaz Kojima <kkojima@gcc.gnu.org>
* tree-vrp.c (compare_values_warnv): Convert val2 to
the type of val1.
(extract_range_from_assert): Create
POINTER_PLUS_EXPR for pointer types.
(extract_range_from_binary_expr): Handle
only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
for pointer types.
* doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
* tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
POINTER_PLUS_EXPR as PLUS_EXPR.
(number_of_iterations_lt_to_ne):
For pointer types, use sizetype when
creating MINUS_EXPR/PLUS_EXPRs.
(assert_loop_rolls_lt): For pointer types, use sizetype when
creating MINUS_EXPR/PLUS_EXPRs.
(number_of_iterations_le): Likewise.
(expand_simple_operations): POINTER_PLUS_EXPR are simple also.
(derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
like PLUS_EXPR and MINUS_EXPR.
* tree-pretty-print.c (dump_generic_node): Handle
POINTER_PLUS_EXPR.
(op_prio): Likewise.
(op_symbol_1): Likewise.
* optabs.c (optab_for_tree_code): Likewise.
* tree-ssa-loop-manip.c (create_iv): Handle pointer base
specially.
* tree-tailcall.c (process_assignment): Mention
POINTER_PLUS_EXPR in a TODO comment.
* tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
not used with a pointer and an integer type.
* tree-scalar-evolution.c (add_to_evolution_1): Convert the
increment using chrec_convert_rhs instead of chrec_convert.
(follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
PLUS_EXPR except for the right hand side's type will be
sizetype.
(interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
(fold_used_pointer_cast): Kill.
(pointer_offset_p): Kill.
(fold_used_pointer): Kill.
(pointer_used_p): Kill.
(analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
call fold_used_pointer.
(instantiate_parameters_1): Convert the increment
using chrec_convert_rhs instead of chrec_convert.
Handle POINTER_PLUS_EXPR as PLUS_EXPR.
* builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
instead of PLUS_EXPR.
(expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
PLUS_EXPR for pointers.
(std_gimplify_va_arg_expr): Likewise.
(fold_builtin_memory_op): Likewise.
(fold_builtin_strstr): Likewise.
(fold_builtin_strchr): Likewise.
(fold_builtin_strrchr): Likewise.
(fold_builtin_strpbrk): Likewise.
(expand_builtin_memory_chk): Likewise.
(fold_builtin_memory_chk): Likewise.
(std_expand_builtin_va_start): Use
sizetype for the call to make_tree and then convert
to the pointer type.
(fold_builtin_memchr): Use POINTER_PLUS_EXPR
instead of PLUS_EXPR for adding to a pointer.
(std_gimplify_va_arg_expr): Use fold_build2 for
the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
the operands to sizetype first and then cast the BIT_AND_EXPR
back to the pointer type.
* fold-const.c (build_range_check): Handle pointer types
specially.
(extract_array_ref): Look for POINTER_PLUS_EXPR instead
of PLUS_EXPR's. Make sure the offset is converted to
sizetype.
(try_move_mult_to_index): Strip the NOPs from the offset.
Remove code argument and replace all uses with PLUS_EXPR.
(fold_to_nonsharp_ineq_using_bound): Handle pointer types
specially. Don't use a pointer type for MINUS_EXPR.
(fold_unary): Handle for (T1)(X op Y),
only p+ as that is the only as that can be handled for
binary operators now.
(fold_binary <case POINTER_PLUS_EXPR>): Add folding of
POINTER_PLUS_EXPR.
<case PLUS_EXPR>: Add folding of PTR+INT into
PTR p+ INT.
Don't call try_move_mult_to_index.
<case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
(PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
Don't call try_move_mult_to_index.
(tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
(tree_expr_nonzero_p): Likewise.
(fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
of PLUS_EXPR for the complex expression folding.
* tree-chrec.c (chrec_fold_plus_poly_poly): If the
first chrec is a pointer type, then the second should
be sizetype and not the first's type.
For POINTER_PLUS_EXPR, use a different right hand side type.
Handle POINTER_PLUS_EXPR like PLUS_EXPR.
(chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
different right hand side type.
Handle POINTER_PLUS_EXPR like PLUS_EXPR.
(chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
instead of PLUS_EXPR.
When either operand is zero, convert the other operand.
(chrec_apply): Use chrec_convert_rhs
on the argument x instead of chrec_convert.
(reset_evolution_in_loop): For pointer types, the new_evol
should be sizetype.
(convert_affine_scev): For POINTER_PLUS_EXPR, use a
different right hand side type.
Handle POINTER_PLUS_EXPR like PLUS_EXPR.
(chrec_convert_rhs): New function.
(chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
different right hand side type.
Handle POINTER_PLUS_EXPR like PLUS_EXPR.
* tree-chrec.h (chrec_convert_rhs): New prototype.
(build_polynomial_chrec): For pointer types, the right hand
* tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
POINTER_PLUS_EXPR instead of PLUS_EXPR's.
Remove subtraction case as it is always addition now.
Make sure the offset is converted to sizetype.
(fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
* tree-ssa-loop-ivopts.c (determine_base_object): Abort for
PLUS_EXPR in pointer type.
Handle POINTER_PLUS_EXPR.
(tree_to_aff_combination): Likewise.
(force_expr_to_var_cost): Likewise.
(force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
instead of PLUS_EXPR for pointers.
* c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
instead of PLUS_EXPR of pointer types.
* tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
as PLUS_EXPR.
(check_va_list_escapes): Likewise.
(check_all_va_list_escapes): Likewise.
* dwarf2out.c (loc_descriptor_from_tree_1):
Handle POINT_PLUS_EXPR as a PLUS_EXPR.
* expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
(string_constant): Likewise.
* tree-ssa-address.c (tree_mem_ref_addr): When adding
the offset to the base, use POINTER_PLUS_EXPR.
(add_to_parts): Convert the index to sizetype.
(create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
* matrix-reorg.c (collect_data_for_malloc_call): Stmt
will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
Offset only holds something for PLUS_EXPR.
(ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
a PLUS_EXPR.
(analyze_transpose): POINTER_PLUS_EXPR will only show up now
and not PLUS_EXPR.
(analyze_accesses_for_modify_stmt): Likewise.
Remove comment about the type being integral type as it is
wrong now.
(can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
PLUS_EXPR.
(transform_access_sites): POINTER_PLUS_EXPR will only show up now
and not PLUS_EXPR.
Correct the type which the artimentic is done in (is now
sizetype).
Reindent one loop.
* tree-data-ref.c (split_constant_offset): Handle
POINTER_PLUS_EXPR
* tree-affine.c (tree_to_aff_combination): Likewise.
* c-typeck.c (build_unary_op): For pointers create the increment
as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
for pointers.
* gimplify.c (gimplify_self_mod_expr): Create a
POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
(gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
* tree.def (POINTER_PLUS_EXPR): New tree code.
* tree-predcom.c (ref_at_iteration): If we have a pointer
type do the multiplication in sizetype.
* tree-mudflap.c (mf_xform_derefs_1): Create a
POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
* tree-ssa-forwprop.c
(forward_propagate_addr_into_variable_array_index):
Don't expect there to be a cast for the index as that
does not exist anymore.
(forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
instead of PLUS_EXPR.
Don't check for the first operand of the POINTER_PLUS_EXPR
was the index as it cannot be.
Call forward_propagate_addr_into_variable_array_index with
the SSA_NAME instead of the statement.
* varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
(compare_constant): Likewise.
(copy_constant): Likewise.
(compute_reloc_for_constant): Likewise.
(output_addressed_constants): Likewise.
(initializer_constant_valid_p): Likewise.
* tree-ssa.c (tree_ssa_useless_type_conversion_1):
Convert the MIN/MAX of the inner type to the outer
type before comparing them.
* tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
POINTER_PLUS_EXPR instead of PLUS_EXPR.
(issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
of PLUS_EXPR for pointers.
* tree-inline.c (estimate_num_insns_1): Handle
POINTER_PLUS_EXPR.
* tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
(bump_vector_ptr): Create a POINTER_PLUS_EXPR
instead of PLUS_EXPR for the pointer increment statement.
(vect_update_ivs_after_vectorizer): For pointer types, create
POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
MULT_EXPR in sizetype.
(vect_gen_niters_for_prolog_loop): Add a cast when creating
byte_misalign.
* tree-object-size.c (plus_expr_object_size): Handle
POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
code which is trying to figure out which side is a pointer and
is the index.
(check_for_plus_in_loops_1): Likewise.
(check_for_plus_in_loops): Likewise.
* c-common.c (pointer_int_sum): Create a
POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
* tree-ssa-structalias.c (handle_ptr_arith): Handle
only POINTER_PLUS_EXPR. Removing all the extra
code which is trying to figure out which side is a pointer and
is the index.
* tree-cfg.c (verify_expr): Add extra checking for pointers and
PLUS_EXPR and MINUS_EXPR.
Also add checking to make sure the operands of POINTER_PLUS_EXPR
are correct.
* config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
with make_tree, instead of a pointer type.
* config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
for pointers instead of PLUS_EXPR.
(s390_gimplify_va_arg): Likewise.
* config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
instead of PLUS_EXPR when doing addition on pointer
types. Use sizetype for the second operand.
(spu_gimplify_va_arg_expr): Likewise.
* config/sparc/sparc.c (sparc_gimplify_va_arg): Use
POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
a pointer. Don't create a BIT_AND_EXPR for pointer types.
* config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
for the pointer addition and also use size_int/sizetype
for the offset.
(ix86_gimplify_va_arg): Likewise.
Perform BIT_AND_EXPR on sizetype arguments.
* config/sh/sh.c (sh_va_start): Call make_tree with sizetype
and convert its result to a pointer type. Use POINTER_PLUS_EXPR
for the pointer additions and also use size_int for the offsets.
(sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
additions and also use size_int for the offsets. Perform
BIT_AND_EXPR on sizetype arguments.
* config/ia64/ia64.c (ia64_gimplify_va_arg): Use
POINTER_PLUS_EXPR for pointers and create the
BIT_AND_EXPR in sizetype.
* config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
instead of PLUS_EXPR for pointer addition.
(rs6000_va_start): Likewise.
Also use sizetype for the offset.
* config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
as PLUS_EXPR/MINUS_EXPR.
(hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
Don't use BIT_AND_EXPR on a pointer type, convert the
expression to sizetype first.
* config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
for pointers.
(mips_gimplify_va_arg_expr): Likewise.
Don't create BIT_AND_EXPR in a pointer type.
2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
* trans-intrinsic.c (gfc_conv_intrinsic_repeat): Use
POINTER_PLUS_EXPR instead of PLUS_EXPR for pointer addition.
* trans-expr.c (gfc_trans_string_copy): Create
POINTER_PLUS_EXPR instead of a PLUS_EXPR
for pointer types.
2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
* typeck.c (build_binary_op): For templates build the
expression in pieces to avoid the assert in build2_stat.
(get_member_function_from_ptrfunc):
Change over to using POINTER_PLUS_EXPR and convert
the second operand to sizetype.
* typeck2.c (build_m_component_ref): Likewise.
* init.c (expand_virtual_init): Create a POINTER_PLUS_EXPR
instead of PLUS_EXPR for pointers.
(build_new_1): Likewise.
(build_vec_delete_1): Likewise.
(build_vec_delete): Likewise.
* class.c (build_base_path): Likewise.
(build_base_path): Likewise.
(convert_to_base_statically): Likewise.
(fixed_type_or_null): Handle POINTER_PLUS_EXPR.
(get_vtbl_decl_for_binfo): Handle POINTER_PLUS_EXPR
instead of PLUS_EXPR.
(dfs_accumulate_vtbl_inits): Create a POINTER_PLUS_EXPR
instead of PLUS_EXPR for pointers.
* call.c (build_special_member_call): Likewise.
* rtti.c (build_headof): Likewise.
Use sizetype instead of ptrdiff_type_node.
(tinfo_base_init): Create a POINTER_PLUS_EXPR
instead of PLUS_EXPR for pointers.
* except.c (expand_start_catch_block): Do a
NEGATIVE and then a POINTER_PLUS_EXPR instead
of a MINUS_EXPR.
* cp-gimplify.c (cxx_omp_clause_apply_fn): Convert
PLUS_EXPR on pointer types over to use
POINTER_PLUS_EXPR and remove the conversion
to the pointer types.
* method.c (thunk_adjust): Use POINTER_PLUS_EXPR for
adding to a pointer type. Use size_int instead of
ssize_int. Convert the index to sizetype before
adding it to the pointer.
2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
* trans.c (Attribute_to_gnu): When subtracting an
offset from a pointer, use POINTER_PLUS_EXPR with
NEGATE_EXPR instead of MINUS_EXPR.
(gnat_to_gnu): Likewise.
* utils.c (convert): When converting between
thin pointers, use POINTER_PLUS_EXPR and sizetype
for the offset.
* utils2.c (known_alignment): POINTER_PLUS_EXPR
have the same semantics as PLUS_EXPR for alignment.
(build_binary_op): Add support for the semantics of
POINTER_PLUS_EXPR's operands.
When adding an offset to a pointer, use POINTER_PLUS_EXPR.
2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
* class.c (make_class_data): Build the index in sizetype.
Use POINTER_PLUS_EXPR instead of PLUS_EXPR when
adding to a pointer type.
(build_symbol_entry): Likewise.
* expr.c (build_java_arrayaccess): Likewise.
(build_field_ref): Likewise.
(build_known_method_ref): Likewise.
(build_invokevirtual): Likewise.
* except.c (build_exception_object_ref): Do a
NEGATIVE and then a POINTER_PLUS_EXPR instead
of a MINUS_EXPR.
2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR tree-opt/32225
* gcc.c-torture/compile/20070605-1.c: New test.
* gcc.c-torture/compile/20070603-1.c: New testcase.
* gcc.c-torture/compile/20070603-2.c: New testcase.
* gcc.c-torture/compile/20070531-1.c: New test.
PR tree-opt/32167
* gcc.c-torture/compile/20070531-2.c: New test.
PR tree-opt/32144
* gcc.c-torture/compile/20070529-1.c: New test.
PR tree-opt/32145
* gcc.c-torture/compile/20070529-2.c: New test.
PR tree-opt/32015
* gcc.c-torture/compile/20070520-1.c: New test.
* g++.dg/ext/java-1.C: New test.
* gcc.dg/vect/vect-106.c: We are now able to vectorize two
loops instead of one. Remove the "can't determine dependence"
check.
* gcc.dg/tree-ssa/20030815-1.c: Remove testcase which is no longer
needed as the cast is gone in the first place.
* gcc.dg/max-1.c: Change local variable a to be a global one.
* gcc.dg/tree-ssa/ssa-pre-8.c: Update testcase since we don't
have a cast which is PREd.
From-SVN: r125755
* tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
track of the size of the expression.
* cfghooks.c (merge_blocks): Remove block from loops structure only
after call of the merge_blocks hook.
* gcc.dg/tree-ssa/loop-28.c: New testcase.
From-SVN: r125595
* tree-scalar-evolution.c (scev_const_prop): Do not create labels.
* tree-ssa-sink.c (statement_sink_location): Return basic block and
bsi of the location where statements should be inserted.
(sink_code_in_bb): Take bsi from statement_sink_location.
* lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
instead of bsi_start.
* tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
bsi_insert_after.
* tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
(bsi_move_before): Document inconsistency with bsi_move_after.
(tree_redirect_edge_and_branch): Do not create labels if not necessary.
From-SVN: r125181
* tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
* tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
* ifcvt.c (if_convert): Ditto.
* tree-ssa-threadupdate.c (thread_block): Ditto.
(thread_through_all_blocks): Ditto. Assert that loops were analysed.
* tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
verify_loop_closed_ssa): Check number_of_loops instead of current_loops.
* predict.c (tree_estimate_probability): Ditto.
* tree-if-conv.c (main_tree_if_conversion): Ditto.
* tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
* modulo-sched.c (sms_schedule): Ditto.
* tree-scalar-evolution.c (scev_const_prop): Ditto.
(scev_finalize): Do not do anything if scev analysis was not
initialized.
* cfgloopanal.c (mark_irreducible_loops): Do not check whether
current_loops == NULL.
(mark_loop_exit_edges): Check number_of_loops instead of current_loops.
* loop-init.c (loop_optimizer_init): Do not free current_loops when
there are no loops.
(loop_optimizer_finalize): Assert that loops were analyzed.
(rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
rtl_doloop): Check number_of_loops instead of current_loops.
* tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
current_loops == NULL.
(tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
gate_tree_vectorize tree_linear_transform, check_data_deps,
tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
Check number_of_loops instead of current_loops.
(tree_ssa_loop_done): Do not check whether current_loops == NULL.
* tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
free loops if available.
(execute_pre): Do not pass do_fre to fini_pre.
From-SVN: r125114
2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR middle-end/31995
* tree-chrec.c (evolution_function_is_affine_multivariate_p):
Add loopno argument. Use evolution_function_is_invariant_rec_p
instead of evolution_function_is_constant_p.
Update calls to evolution_function_is_affine_multivariate_p.
* tree-chrec.h (evolution_function_is_affine_multivariate_p):
Add loopno argument.
* tree-scalar-evolution.c (gather_chrec_stats): Call
evolution_function_is_affine_multivariate_p with a loop
number of 0.
* tree-data-ref.c (analyze_miv_subscript): Likewise.
(analyze_overlapping_iterations): Likewise.
(access_functions_are_affine_or_constant_p):
Likewise.
(build_classic_dist_vector_1): If the access functions
are equal, don't do anything.
2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR middle-end/31995
* gcc.dg/vect/vect-102a.c: New test.
From-SVN: r124927
* tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
struct nb_iter_bound.
(free_numbers_of_iterations_estimates_loop): Use ggc_free.
* gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
* cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
* tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
(struct scev_info_str, scalar_evolution_info): Add GTY markers.
(new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
(del_scev_info): Use ggc_free.
(scev_initialize): Allocate scalar_evolution_info in gc memory.
* loop-init.c: Include ggc.h.
(loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
(loop_optimizer_finalize): Use ggc_free.
* tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
pass_iv_optimize): Add TODO_ggc_collect.
* function.h (struct function): Remove skip marker from x_current_loops.
* cfgloop.c: Include ggc.h.
(flow_loops_free, flow_loop_free): Free the loop descriptions in gc
memory.
(establish_preds): Vector superloops is gc allocated.
(alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
loop->exits list.
(flow_loops_find): Vector larray is gc allocated.
(loop_exit_free): Use ggc_free.
(rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
that head of exits list is now not a part of struct loop.
(record_loop_exits): Allocate exits table in gc memory.
(get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
head of exits list is now not a part of struct loop.
* cfgloop.h (struct lpt_decision, struct nb_iter_bound,
struct loop_exit): Add GTY marker.
(struct loop): Add GTY marker. Make superloops vector gc allocated.
Add skip marker to aux field. Make head of exits list a separate
object.
(struct loops): Add GTY marker. Make larray vector gc allocated.
Add param marker to exits table.
(get_loops): Type changed.
* Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
dependency.
(cfgloop.o, loop-init.o): Add ggc.h dependency.
(GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
* basic-block.h (struct basic_block_def): Remove skip marker from
loop_father field.
From-SVN: r124727
* cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
(create_preheaders): Check that loops are available.
(fix_loop_structure): Clean up, improve comments.
* tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
Check that loops are available. Set LOOP_CLOSED_SSA to the loops
state flags.
* tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
* predict.c (tree_estimate_probability): Do not call
calculate_dominance_info. Call create_preheaders.
* tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
flags.
* cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
* cfgloop.h (LOOP_CLOSED_SSA): New constant.
* tree-cfg.c (tree_split_edge): Make an assert more precise.
* tree-ssa-threadedge.c (thread_across_edge): Comment the function
arguments.
From-SVN: r123670
PR tree-optimization/30730
PR tree-optimization/26900
* tree-ssa-loop-niter.c: Include gmp.h.
(bounds): New type.
(mpz_set_double_int, get_type_bounds, mpz_to_double_int,
split_to_var_and_offset, determine_value_range,
bound_difference_of_offsetted_base, refine_bounds_using_guard,
bound_difference, bounds_add, bounds_negate,
number_of_iterations_ne_max, dump_affine_iv): New functions.
(number_of_iterations_ne, number_of_iterations_lt_to_ne,
assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
difference of initial and final value of control iv to validate
results.
(number_of_iterations_cond): Add loop parameter. Determine bounds
on the difference of the extremes of the control iv. Add dumps.
(expand_simple_operations): Handle phi nodes.
(simplify_using_initial_conditions): Do not record used conditions.
(number_of_iterations_exit): Pass loop to number_of_iterations_cond.
Do not set additional_info.
(implies_nonnegative_p, implies_ge_p): Removed.
(derive_constant_upper_bound): Do not use parameter `additional'.
(record_estimate): Parameter `additional' removed. Parameter
`i_bound' added. Do not call derive_constant_upper_bound.
(record_nonwrapping_iv): Use derive_constant_upper_bound to
bound the number of iterations estimate.
(estimate_numbers_of_iterations_loop): Pass the estimate from
the number of iterations analysis to record_estimate.
* tree.h (multiple_of_p): Declare.
* tree-scalar-evolution.c (expression_expensive_p): Removed.
(scev_const_prop): Do not check expression_expensive_p.
* fold-const.c (multiple_of_p): Exported.
* double-int.c (double_int_mask): Exported.
* double-int.h (double_int_mask): Declare.
* tree-flow.h (struct tree_niter_desc): Removed additional_info
field. Added max field.
* gcc.dg/tree-ssa/loop-26.c: New test.
From-SVN: r122896
2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
Brooks Moses <brooks.moses@codesourcery.com>
Lee Millward <lee.millward@codesourcery.com>
* tree.h (enum tree_code_class): Add tcc_vl_exp.
(VL_EXP_CLASS_P): New.
(TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
TREE_CODE_LENGTH.
(TREE_OPERAND_CHECK_CODE): Likewise.
(GIMPLE_STMT_OPERAND_CHECK): Likewise.
(TREE_RTL_OPERAND_CHECK): Likewise.
(tree_operand_check_failed): Make second parameter the whole tree
instead of its code. Fixed callers.
(VL_EXP_CHECK): New.
(TREE_OPERAND_LENGTH): New.
(VL_EXP_OPERAND_LENGTH): New.
(CALL_EXPR_FN): New.
(CALL_EXPR_STATIC_CHAIN): New.
(CALL_EXPR_ARGS): New.
(CALL_EXPR_ARG): New.
(call_expr_nargs): New.
(CALL_EXPR_ARGP): New.
(build_nt_call_list): Declare.
(build_vl_exp_stat): Declare.
(build_vl_exp): New.
(build_call_list): Declare.
(build_call_nary): Declare.
(build_call_valist): Declare.
(build_call_array): Declare.
(call_expr_arg): Declare.
(call_expr_argp): Declare.
(call_expr_arglist): Declare.
(fold_build_call_list): Declare.
(fold_build_call_list_initializer): Declare.
(fold_call_expr): Declare to replace fold_builtin.
(fold_builtin_fputs): Update to agree with modified definition.
(fold_builtin_strcpy): Likewise.
(fold_builtin_strncpy): Likewise.
(fold_builtin_memory_chk): Likewise.
(fold_builtin_stxcpy_chk): Likewise.
(fold_builtin_strncpy_chk): Likewise.
(fold_builtin_next_arg): Likewise.
(fold_build_call_expr): Declare.
(fold_builtin_call_list): Declare.
(fold_builtin_call_valist): Declare.
(build_call_expr): Declare.
(validate_arglist): Update to agree with modified definition.
(tree_operand_length): New.
(call_expr_arg_iterator): New.
(init_call_expr_arg_iterator): New.
(next_call_expr_arg): New.
(first_call_expr_arg): New.
(more_call_expr_args_p): New.
(FOR_EACH_CALL_EXPR_ARG): New.
* tree.c (tree_code_class_string): Add entries for tcc_vl_exp
and tcc_gimple_stmt.
(tree_code_size): Update documentation. Use sizeof (tree) rather
than sizeof (char *).
(tree_size): Likewise. Add case for tcc_vl_exp.
(tree_node_structure): Add case for tcc_vl_exp.
(contains_placeholder_p): Likewise.
(substitute_in_expr): Likewise.
(substitute_placeholder_in_expr): Likewise.
(stabilize_reference_1): Likewise.
(build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
to diagnose breakage of this interface for constructing CALL_EXPRs.
(build_nt): Add similar assertion here.
(build_nt_call_list): New.
(simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
(iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
TREE_CODE_LENGTH.
(get_callee_fndecl): Use new CALL_EXPR accessors.
(tree_operand_check_failed): Change parameters to pass entire node
instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
(process_call_operands): New.
(build_vl_exp_stat): New.
(build_call_list): New.
(build_call_nary): New.
(build_call_valist): New.
(build_call_array): New.
(walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
(call_expr_arglist): New.
* tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
tcc_vl_exp instead of a fixed-size tcc_expression.
* doc/c-tree.texi (CALL_EXPR): Document new representation and
accessors for CALL_EXPRs.
(AGGR_INIT_EXPR): Likewise.
2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
Brooks Moses <brooks.moses@codesourcery.com>
Lee Millward <lee.millward@codesourcery.com>
* builtins.c (c_strlen): Return NULL_TREE instead of 0.
(expand_builtin_nonlocal_goto): Change parameter to be entire
CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
(expand_builtin_prefetch): Likewise.
(expand_builtin_classify_type): Likewise.
(mathfn_built_in): Return NULL_TREE instead of 0.
(expand_errno_check): Use new CALL_EXPR accessors.
(expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
Return NULL_RTX instead of 0.
(expand_builtin_mathfn_2): Likewise.
(expand_builtin_mathfn_3): Likewise.
(expand_builtin_interclass_mathfn): Likewise.
(expand_builtin_sincos): Likewise.
(expand_builtin_cexpi): Likewise.
(expand_builtin_int_roundingfn): Likewise.
(expand_builtin_int_roundingfn_2): Likewise.
(expand_builtin_pow): Likewise.
(expand_builtin_powi): Likewise.
(expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
of arglist, fixing callers appropriately. Use new CALL_EXPR
accessors and constructors. Return NULL_RTX instead of 0.
(expand_builtin_strstr): Likewise.
(expand_builtin_strchr): Likewise.
(expand_builtin_strrchr): Likewise.
(expand_builtin_strpbrk): Likewise.
(expand_builtin_memcpy): Likewise.
(expand_builtin_mempcpy): Likewise.
(expand_builtin_mempcpy_args): New.
(expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
(expand_builtin_memmove_args): New.
(expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
(expand_movstr): Likewise.
(expand_builtin_strcpy): Likewise.
(expand_builtin_strcpy_args): New.
(expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
(expand_builtin_strncpy): Likewise.
(expand_builtin_memset): Likewise.
(expand_builtin_memset_args): New.
(expand_builtin_bzero): Similarly to expand_builtin_memset.
(expand_builtin_memcmp): Likewise.
(expand_builtin_strcmp): Likewise.
(expand_builtin_strncmp): Likewise.
(expand_builtin_strcat): Likewise.
(expand_builtin_strncat): Likewise.
(expand_builtin_strspn): Likewise.
(expand_builtin_strcspn): Likewise.
(expand_builtin_args_info): Likewise.
(expand_builtin_va_start): Likewise.
(gimplify_va_arg_expr): Likewise.
(expand_builtin_va_end): Likewise.
(expand_builtin_va_copy): Likewise.
(expand_builtin_frame_address): Likewise.
(expand_builtin_alloca): Likewise.
(expand_builtin_bswap): Likewise.
(expand_builtin_unop): Likewise.
(expand_builtin_fputs): Likewise.
(expand_builtin_expect): Likewise.
(expand_builtin_fabs): Likewise.
(expand_builtin_copysign): Likewise.
(expand_builtin_printf): Likewise.
(expand_builtin_fprintf): Likewise.
(expand_builtin_sprintf): Likewise.
(expand_builtin_init_trampoline): Likewise.
(expand_builtin_signbit): Likewise.
(expand_builtin_fork_or_exec): Likewise.
(expand_builtin_sync_operation): Likewise.
(expand_builtin_compare_and_swap): Likewise.
(expand_builtin_lock_test_and_set): Likewise.
(expand_builtin_lock_release): Likewise.
(expand_builtin): Likewise.
(builtin_mathfn_code): Likewise.
(fold_builtin_constant_p): Pass call arguments individually instead
of as an arglist, fixing callers appropriately. Use new CALL_EXPR
accessors and constructors. Return NULL_TREE instead of 0.
(fold_builtin_expect): Likewise.
(fold_builtin_classify_type): Likewise.
(fold_builtin_strlen): Likewise.
(fold_builtin_nan): Likewise.
(integer_valued_real_p): Likewise.
(fold_trunc_transparent_mathfn): Likewise.
(fold_fixed_mathfn): Likewise.
(fold_builtin_cabs): Likewise.
(fold_builtin_sqrt): Likewise.
(fold_builtin_cbrt): Likewise.
(fold_builtin_cos): Likewise.
(fold_builtin_cosh): Likewise.
(fold_builtin_tan): Likewise.
(fold_builtin_sincos): Likewise.
(fold_builtin_cexp): Likewise.
(fold_builtin_trunc): Likewise.
(fold_builtin_floor): Likewise.
(fold_builtin_ceil): Likewise.
(fold_builtin_round): Likewise.
(fold_builtin_int_roundingfn): Likewise.
(fold_builtin_bitop): Likewise.
(fold_builtin_bswap): Likewise.
(fold_builtin_logarithm): Likewise.
(fold_builtin_hypot): Likewise.
(fold_builtin_pow): Likewise.
(fold_builtin_powi): Likewise.
(fold_builtin_exponent): Likewise.
(fold_builtin_memset): Likewise.
(fold_builtin_bzero): Likewise.
(fold_builtin_memory_op): Likewise.
(fold_builtin_bcopy): Deleted; call site changed to invoke
fold_builtin_memory_op directly.
(fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
(fold_builtin_strncpy): Likewise.
(fold_builtin_memcmp): Likewise.
(fold_builtin_strcmp): Likewise.
(fold_builtin_strncmp): Likewise.
(fold_builtin_signbit): Likewise.
(fold_builtin_copysign): Likewise.
(fold_builtin_isascii): Likewise.
(fold_builtin_toascii): Likewise.
(fold_builtin_isdigit): Likewise.
(fold_builtin_fabs): Likewise.
(fold_builtin_abs): Likewise.
(fold_builtin_fmin_fmax): Likewise.
(fold_builtin_carg): Likewise.
(fold_builtin_classify): Likewise.
(fold_builtin_unordered_cmp): Likewise.
(fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
New functions split out from fold_builtin_1.
(fold_builtin_n): New.
(fold_builtin_varargs): New.
(fold_builtin): Deleted. Most callers changed to use fold_call_expr
instead.
(fold_call_expr): New.
(build_function_call_expr): Rewrite to use new helper function.
(fold_builtin_call_list): New.
(build_call_expr): New.
(fold_builtin_call_valist): New.
(rewrite_call_expr): New.
(validate_arg): New.
(validate_arglist): Change parameter to be entire CALL_EXPR instead
of an arglist. Change return type to bool. Use new CALL_EXPR
accessors.
(fold_builtin_strstr): Pass call arguments individually instead
of as an arglist, fixing callers appropriately. Use new CALL_EXPR
accessors and constructors. Return NULL_TREE instead of 0.
(fold_builtin_strchr): Likewise.
(fold_builtin_strrchr): Likewise.
(fold_builtin_strpbrk): Likewise.
(fold_builtin_strcat): Likewise.
(fold_builtin_strncat): Likewise.
(fold_builtin_strspn): Likewise.
(fold_builtin_strcspn): Likewise.
(fold_builtin_fputs): Likewise.
(fold_builtin_next_arg): Likewise.
(fold_builtin_sprintf): Likewise.
(expand_builtin_object_size): Use new CALL_EXPR accessors. Use
NULL_RTX instead of 0.
(expand_builtin_memory_chk): Likewise.
(maybe_emit_chk_warning): Likewise.
(maybe_emit_sprintf_chk_warning): Likewise.
(fold_builtin_object_size): Pass call arguments individually instead
of as an arglist, fixing callers appropriately. Use new CALL_EXPR
accessors and constructors. Return NULL_TREE instead of 0.
(fold_builtin_memory_chk): Likewise.
(fold_builtin_stxcpy_chk): Likewise.
(fold_builtin_strncpy_chk): Likewise.
(fold_builtin_strcat_chk): Likewise.
(fold_builtin_strcat_chk): Likewise.
(fold_builtin_strncat_chk): Likewise.
(fold_builtin_sprintf_chk): Likewise.
(fold_builtin_snprintf_chk): Likewise.
(fold_builtin_printf): Likewise.
(fold_builtin_vprintf): Likewise.
* fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
constructors.
(operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
(make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
(extract_muldiv_1): Add VL_EXP_CLASS_P case.
(fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
(fold_unary): Likewise.
(fold_binary): Likewise.
(fold_ternary): Remove CALL_EXPR case, since they are no longer
ternary expressions.
(fold): Add logic for tcc_vl_exp.
(fold_checksum_tree): Make it know about tcc_vl_exp. Use
TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
(fold_build3_stat): Add assertion to flag broken interface for
constructing CALL_EXPRs.
(fold_build_call_list): New.
(fold_build_call_list_initializer): New.
(tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
constructors.
(fold_strip_sign_ops): Likewise.
2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
Brooks Moses <brooks.moses@codesourcery.com>
Lee Millward <lee.millward@codesourcery.com>
* tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
accessors and dump arguments explicitly.
* tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
TREE_CODE_LENGTH.
(dump_generic_node): Use new CALL_EXPR accessors and walk arguments
explicitly.
(print_call_name): Use new CALL_EXPR accessors.
* print-tree.c (print_node): Add case tcc_vl_exp. Print
CALL_EXPR arguments explicitly instead of as a list. Use
TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
* tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
(vrp_visit_stmt): Likewise.
* tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
TREE_CODE_LENGTH.
(force_move_till_expr): Likewise.
* targhooks.c (default_external_stack_protect_fail): Use
build_call_expr instead of build_function_call_expr.
(default_hidden_stack_protect_fail): Likewise.
* tree-complex.c (expand_complex_libcall): Use build_call_expr to
build the call.
* cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
and walk arguments explicitly.
* tree-ssa-loop-niter.c (simplify_replace_tree): Use
TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
(expand_simple_operations): Likewise.
(infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
* gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
of TREE_CODE_LENGTH.
(walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
* optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
instead of TREE_CODE_LENGTH.
* value_prof.c (tree_ic): Use new CALL_EXPR accessors.
(tree_ic_transform): Likewise.
(interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
parameter instead of arglist. Fix callers.
(tree_stringop_fixed_value): Use new CALL_EXPR accessors.
(tree_stringops_transform): Likewise.
(tree_indirect_call_to_profile): Likewise.
(tree_stringops_values_to_profile): Likewise.
* tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
(eliminate_tail_call): Likewise.
* ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
* tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
Use TREE_OPERAND_LENGTH and generalize to handle any number of
operands.
(instantiate_parameters_1): Can't handle tcc_vl_exp here.
* omp-low.c (build_omp_barrier): Use build_call_expr.
(lower_rec_input_clauses): Likewise.
(lower_reduction_clauses): Likewise.
(expand_parallel_call): Likewise.
(maybe_catch_exception): Likewise.
(expand_omp_for_generic): Likewise.
(expand_omp_for_static_nochunk): Likewise.
(expand_omp_sections): Likewise.
(lower_omp_single_simple): Likewise.
(lower_omp_single_copy): Likewise.
(lower_omp_master): Likewise.
(lower_omp_ordered): Likewise.
(lower_omp_critical): Likewise.
* ipa-reference.c (check-call): Use new CALL_EXPR iterator.
(scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
* tree-gimple.c (is_gimple_call_addr): Fix doc.
(recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
TREE_CODE_LENGTH. Add tcc_vl_exp case.
* tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
and generalize to handle any number of operands.
(chrec_contains_undetermined): Likewise.
(tree_contains_chrecs): Likewise.
(evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
* cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
* tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
fold_call_expr instead of fold_builtin.
(ccp_fold_builtin): Likewise. Update calls into builtins.c to
match declarations there.
(fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
updates.
* tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
* ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
(scan_function): Add case tcc_vl_exp for CALL_EXPR.
* tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
accessors.
* tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
(execute_cse_sincos): Use new CALL_EXPR accessors.
* tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
* gimple-low.c (lower_function_body): Use build_call_expr.
(lower_builtin_setjmp): Likewise.
* expr.c (emit_block_move_via_libcall): Use build_call_expr.
(set_storage_via_libcall): Likewise.
(safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
instead of TREE_CODE_LENGTH.
(expand_expr_real_1): Use new CALL_EXPR accessors.
* tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
generalize to handle any number of operands.
(TB_parent_eq): Likewise.
* predict.c (expr_expected_value): Use new CALL_EXPR accessors.
(strip_builtin_expect): Likewise.
* function.c (gimplify_parameters): Use build_call_expr.
* tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
instead of TREE_CODE_LENGTH.
* ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
(scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
* tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
iterators.
* gimplify.c (build_stack_save_restore): Use build_call_expr.
(gimplify_decl_expr): Likewise.
(gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
Use new CALL_EXPR iterators.
(gimplify_modify_expr_to_memcpy): Use build_call_expr.
(gimplify_modify_expr_to_memset): Likewise.
(gimplify_variable_sized_compare): Likewise.
(gimplify_omp_atomic_fetch_op): Likewise.
(gimplify_omp_atomic_pipeline): Likewise.
(gimplify_omp_atomic_mutex): Likewise.
(gimplify_function_tree): Likewise.
* calls.c (alloca_call_p): Use new CALL_EXPR accessors.
(call_expr_flags): Likewise.
(expand_call): Likewise.
* except.c (expand_builtin_eh_return_data_regno): Pass entire
CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
accessors.
* coverage.c (create_coverage): Use build_call_expr.
* tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
(temp_call_expr_obstack): New.
(pool_copy_list): Delete.
(temp_copy_call_expr): New.
(phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
CALL_EXPR accessors. Get rid of special goo for copying argument
lists and use temp_copy_call_expr instead.
(valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
CALL_EXPR accessors.
(create_expression_by_pieces): Likewise. Use build_call_array
to construct the result instead of fold_build3.
(create_value_expr_from): Add tcc_vl_exp. Delete special goo for
dealing with argument lists.
(init_pre): Remove references to expression_node_pool and
list_node_pool. Init temp_call_expr_obstack instead.
(fini_pre): Remove references to expression_node_pool and
list_node_pool.
* tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
and walk arguments explicitly instead of as a list.
* tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
(mx_register_decls): Likewise.
(mudflap_register_call): Likewise.
(mudflap_finish_file): Likewise.
* ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
(ipa_callsite_compute_param): Likewise.
* tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
accessors and constructor.
* tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
accessors and constructor.
(convert_tramp_reference): Likewise.
(convert_call_expr): Likewise.
(finalize_nesting_tree_1): Likewise.
* tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
accessors.
* tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
* tree-inline.c (initialize_inlined_parameters): Pass entire
CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
accessors.
(estimate_num_insns_1): Use new CALL_EXPR accessors.
(expand_call_inline): Tidy up call to initialize_inlined_parameters.
* tree-vect-transform.c (vect_create_epilog_for_reduction): Use
TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
(vectorizable_reduction): Likewise.
(vectorizable_call): Use new CALL_EXPR iterators.
(vectorizable_conversion): Use build_call_expr.
(vectorizable_operation): Use TREE_OPERAND_LENGTH.
(vect_gen_widened_results_half): Use build_call_expr.
(vect_setup_realignment): Likewise.
(vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
* tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
(pass_through_call): Likewise.
(compute_object_sizes): Likewise. Use fold_call_expr instead of
fold_builtin.
* tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
(tree_gen_pow2_profiler): Likewise.
(tree_gen_one_value_profiler): Likewise.
(tree_gen_ic_func_profiler): Likewise.
(tree_gen_average_profiler): Likewise.
(tree_gen_ior_profiler): Likewise.
* tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
(find_func_aliases): Use new CALL_EXPR accessors. Add case
tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
* tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
of TREE_CODE_LENGTH.
* stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
of TREE_CODE_LENGTH.
* convert.c (convert_to_real): Use new CALL_EXPR accessors and
constructor.
(convert_to_integer): Likewise.
* tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
accessors.
2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
Brooks Moses <brooks.moses@codesourcery.com>
Lee Millward <lee.millward@codesourcery.com>
* config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
accessors.
* config/frv/frv.c (frv_expand_builtin): Likewise.
* config/s390/s390.c (s390_expand_builtin): Likewise.
* config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
(sparc_expand_builtin): Use new CALL_EXPR accessors.
* config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
(ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
(ix86_expand_store_builtin): Likewise.
(ix86_expand_unop_builtin): Likewise.
(ix86_expand_unop1_builtin): Likewise.
(ix86_expand_sse_compare): Likewise.
(ix86_expand_sse_comi): Likewise.
(ix86_expand_vec_init_builtin): Likewise.
(ix86_expand_vec_ext_builtin): Likewise.
(ix86_expand_vec_set_builtin): Likewise.
(ix86_expand_builtin): Use new CALL_EXPR accessors.
* config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
* config/c4x/c4x.c (c4x_expand_builtin): Likewise.
* config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
instead of arglist. Use new CALL_EXPR accessors. Fix callers.
(iq2000_expand_builtin): Use new CALL_EXPR accessors.
* config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
build_call_expr.
* config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
(rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
arglist. Use new CALL_EXPR accessors. Fix callers.
(altivec_expand_abs_builtin): Likewise.
(rs6000_expand_binop_builtin): Likewise.
(altivec_expand_predicate_builtin): Likewise.
(altivec_expand_lv_builtin): Likewise.
(spe_expand_stv_builtin): Likewise.
(altivec_expand_stv_builtin): Likewise.
(rs6000_expand_ternop_builtin): Likewise.
(altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
(altivec_expand_st_builtin): Likewise.
(altivec_expand_dst_builtin): Likewise.
(altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
arglist. Use new CALL_EXPR accessors. Fix callers.
(altivec_expand_vec_set_builtin): Likewise.
(altivec_expand_vec_ext_builtin): Likewise.
(altivec_expand_builtin): Use new CALL_EXPR accessors.
(spe_expand_builtin): Likewise.
(spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
arglist. Use new CALL_EXPR accessors. Fix callers.
(spe_expand_evsel_builtin): Likewise.
(rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
FCFSX cases must construct whole new CALL_EXPR, not just arglist.
* config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
instead of arglist. Use new CALL_EXPR accessors. Fix callers.
(arm_expand_unop_builtin): Likewise.
(arm_expand_builtin): Use new CALL_EXPR accessors.
* config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
accessors.
* config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
instead of arglist. Use new CALL_EXPR accessors. Fix callers.
(bfin_expand_unop_builtin): Likewise.
(bfin_expand_builtin): Use new CALL_EXPR accessors.
2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
Brooks Moses <brooks.moses@codesourcery.com>
Lee Millward <lee.millward@codesourcery.com>
* c-semantics.c (build_stmt): Add internal diagnostic check.
* c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
accessors. Print arguments explicitly instead of as a list.
* c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
* c-omp.c (c_finish_omp_barrier): Use build_call_expr.
(c_finish_omp_flish): Likewise.
* c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
instead of TREE_CODE_LENGTH.
(check_function_arguments_recurse): Use new CALL_EXPR accessors.
(c_warn_unused_result): Likewise.
2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
Brooks Moses <brooks.moses@codesourcery.com>
Lee Millward <lee.millward@codesourcery.com>
* cp-tree.def (AGGR_INIT_EXPR): Adjust documentation.
Change class to tcc_vl_exp.
* call.c (build_call): Use build_call_list instead
of build3.
(build_over_call): Likewise.
(build_new_method_call): Use build_min_non_dep_call_list
instead of build_min_non_dep.
* error.c (dump_call_expr_args): New function.
(dump_aggr_init_expr_args): New function.
(dump_expr) <AGGR_INIT_EXPR, CALL_EXPR, INDIRECT_REF>: Use them.
Update to use new CALL_EXPR and AGGR_INIT_EXPR accessor macros.
* cvt.c (convert_to_void): Use build_call_array instead
of build3; use new AGGR_INIT_EXPR accessor macros.
* mangle.c (write_expression): Use TREE_OPERAND_LENGTH
instead of TREE_CODE_LENGTH.
* dump.c (cp_dump_tree) <AGGR_INIT_EXPR>: Update to use new
AGGR_INIT_EXPR accessor macros.
* cp-gimplify.c (cp_gimplify_init_expr): Use
AGGR_INIT_EXPR_SLOT to set the slot operand.
* cp-tree.h (AGGR_INIT_EXPR_FN): New macro.
(AGGR_INIT_EXPR_SLOT): New macro.
(AGGR_INIT_EXPR_ARG): New macro.
(aggr_init_expr_nargs): New macro.
(AGGR_INIT_EXPR_ARGP): New macro.
(aggr_init_expr_arg_iterator): New.
(init_aggr_init_expr_arg_iterator): New.
(next_aggr_init_expr_arg): New.
(first_aggr_init_expr_arg): New.
(more_aggr_init_expr_args_p): New.
(FOR_EACH_AGGR_INIT_EXPR_ARG): New.
(stabilize_aggr_init): New declaration.
(build_min_non_dep_call_list): Likewise.
* tree.c (process_aggr_init_operands): New function.
(build_aggr_init_array) New function.
(build_cplus_new): Update to use new CALL_EXPR and
AGGR_INIT_EXPR accessor macros. Replace use of build3 with
build_aggr_init_array.
(build_min_non_dep_call_list) New function.
(build_min_nt): Assert input code parameter is not a variable
length expression class.
(build_min, build_min_non_dep): Likewise.
(cp_tree_equal) <CALL_EXPR>: Iterate through the arguments
to check for equality instead of recursing. Handle tcc_vl_exp
tree code classes.
(stabilize_call): Update to only handle CALL_EXPRs, not
AGGR_INIT_EXPRs; use new CALL_EXPR accessor macros.
(stabilize_aggr_init): New function.
(stabilize_init): Use it.
* cxx-pretty-print.c (pp_cxx_postfix_expression)
<AGGR_INIT_EXPR, CALL_EXPR>: Update to use new CALL_EXPR and
AGGR_INIT_EXPR accessor macros and argument iterators.
* pt.c (tsubst_copy) <CALL_EXPR>: Replace build_nt with
build_vl_exp. Iterate through the operands, recursively
processing each one.
(tsubst_copy_and_build) <CALL_EXPR>: Update to use new
CALL_EXPR accessor macros.
(value_dependent_expression_p) <default>: Handle tcc_vl_exp
tree code classes. Use TREE_OPERAND_LENGTH instead of
TREE_CODE_LENGTH.
* semantics.c (finish_call_expr): Use build_nt_call_list
instead of build_nt.
(simplify_aggr_init_expr): Update to use new AGGR_INIT_EXPR
accessor macros. Use build_call_array to construct the
CALL_EXPR node instead of build3
* decl2.c (build_offset_ref_call_from_tree): Use
build_nt_call_list and build_min_non_dep_call_list instead
of build_min_nt and build_min_non_dep.
* parser.c (cp_parser_postfix_expression) <CPP_OPEN_PAREN>:
Use build_nt_call_list instead of build_min_nt.
2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
Brooks Moses <brooks.moses@codesourcery.com>
Lee Millward <lee.millward@codesourcery.com>
* java-tree.h (BUILD_MONITOR_ENTER): Use build_call_nary instead
of build3.
(BUILD_MONITOR_EXIT): Likewise.
* java-gimplify.c (java_gimplify_component_ref): Use build_call_expr.
(java_gimplify_modify_expr): Likewise.
* class.c (cache_this_class_ref): Use build_call_expr.
(build_static_field_ref): Likewise.
(emit_indirect_register_classes): Likewise.
(emit_register_classes): Likewise.
* resource.c (write_resource_constructor): Use build_call_expr.
* builtins.c (builtin_creator_function): Change interpretation of
the second parameter to be the whole CALL_EXPR instead of the arglist.
(max_builtin): Tweak parameter list. Use new CALL_EXPR accessors.
(min_builtin): Likewise.
(abs_builtin): Likewise.
(java_build_function_call_expr): Likewise.
(convert_real): Likewise.
(UNMARSHAL3): Likewise.
(UNMARSHAL4): Likewise.
(UNMARSHAL5): Likewise.
(build_arglist_for_builtin): Delete. Fix callers to use
build_call_expr instead.
(putObject_builtin): Tweak parameter list. Use new CALL_EXPR
accessors.
(compareAndSwapInt_builtin): Likewise.
(compareAndSwapLong_builtin): Likewise.
(compareAndSwapObject_builtin): Likewise.
(putVolatile_builtin): Likewise.
(getVolatile_builtin): Likewise.
(VMSupportsCS8_builtin): Likewise.
(check_for_builtin): Pass entire CALL_EXPR to builtin expander
instead of arglist.
* expr.c (build_java_athrow): Use build_call_nary instead of build3.
(build_java_throw_out_of_bounds_exception): Likewise.
(java_check_reference): Likewise.
(build_java_arraystore_check): Likewise.
(build_newarray): Likewise.
(build_anewarray): Likewise.
(expand_java_multinewarray): Use build_call_list instead of build3.
(build_java_monitor): Use build_call_nary instead of build3.
(java_create_object): Likewise.
(expand_java_NEW): Likewise.
(build_instanceof): Likewise.
(expand_java_CHECKCAST): Likewise.
(build_java_soft_divmod): Likewise.
(build_java_binop): Likewise.
(build_field_ref): Likewise.
(build_class_init): Likewise.
(rewrite_arglist_getcaller): Use build_call_expr.
(build_invokeinterface): Use build_call_nary instead of build3.
(expand_invoke): Use build_call_list instead of build3.
(build_jni_stub): Use build_call_nary, build_call_list, or
build_call_expr instead of build3.
(expand_java_field_op): Use build_call_expr instead of build3.
(force_evaluation_order): Use new CALL_EXPR accessors.
* lang.c (java_get_callee_fndecl): Use new CALL_EXPR accessors.
2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
Brooks Moses <brooks.moses@codesourcery.com>
Lee Millward <lee.millward@codesourcery.com>
* objc-act.c (receiver_is_class_object): Use new CALL_EXPR accessors.
(objc_get_callee_fndecl): Likewise.
2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
Brooks Moses <brooks.moses@codesourcery.com>
Lee Millward <lee.millward@codesourcery.com>
* trans-expr.c (gfc_conv_power_op): Use build_call_expr.
(gfc_conv_string_tmp): Likewise.
(gfc_conv_concat_op): Likewise.
(gfc_build_compare_string): Likewise.
(gfc_conv_function_call): Use build_call_list instead of build3.
* trans-array.c (gfc_trans_allocate_array_storage): Use
build_call_expr.
(gfc_grow_array): Likewise.
(gfc_trans_array_ctor_element): Likewise.
(gfc_trans_array_constructor_value): Likewise.
(gfc_array_allocate): Likewise.
(gfc_array_deallocate): Likewise.
(gfc_trans_auto_array_allocation): Likewise.
(gfc_trans_dummy_array_bias): Likewise.
(gfc_conv_array_parameter): Likewise.
(gfc_trans_dealloc_allocated): Likewise.
(gfc_duplicate_allocatable): Likewise.
* trans-openmp.c (gfc_trans_omp_barrier): Use build_call_expr.
(gfc_trans_omp_flush): Likewise.
* trans-stmt.c (gfc_conv_elementel_dependencies): Use build_call_expr.
(gfc_trans_pause): Likewise.
(gfc_trans_stop): Likewise.
(gfc_trans_character_select): Likewise.
(gfc_do_allocate): Likewise.
(gfc_trans_assign_need_temp): Likewise.
(gfc_trans_pointer_assign_need_temp): Likewise.
(gfc_trans_forall_1): Likewise.
(gfc_trans_where_2): Likewise.
(gfc_trans_allocate): Likewise.
(gfc_trans_deallocate): Likewise.
* trans.c (gfc_trans_runtime_check): Use build_call_expr.
* trans-io.c (gfc_trans_open): Use build_call_expr.
(gfc_trans_close): Likewise.
(build_filepos): Likewise.
(gfc_trans_inquire): Likewise.
(NML_FIRST_ARG): Delete.
(NML_ADD_ARG): Delete.
(transfer_namelist_element): Use build_call_expr.
(build_dt): Likewise.
(gfc_trans_dt_end): Likewise.
(transfer_expr): Likewise.
(transfer_array-desc): Likewise.
* trans-decl.c (gfc_generate_function_code): Use build_call_expr.
(gfc_generate_constructors): Likewise.
* trans-intrinsic.c (gfc_conv_intrinsic_ctime): Use build_call_expr.
(gfc_conv_intrinsic_fdate): Likewise.
(gfc_conv_intrinsic_ttynam): Likewise.
(gfc_conv_intrinsic_array_transfer): Likewise.
(gfc_conv_associated): Likewise.
(gfc_conv_intrinsic_si_kind): Likewise.
(gfc_conv_intrinsic_trim): Likewise.
(gfc_conv_intrinsic_repeat: Likewise.
(gfc_conv_intrinsic_iargc): Likewise.
Co-Authored-By: Brooks Moses <brooks.moses@codesourcery.com>
Co-Authored-By: Lee Millward <lee.millward@codesourcery.com>
From-SVN: r122018
* tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne,
assert_no_overflow_lt, assert_loop_rolls_lt,
number_of_iterations_lt, number_of_iterations_le,
number_of_iterations_cond, number_of_iterations_exit):
Use integer_zerop/integer_nonzerop instead of
null_or_integer_zerop/nonnull_and_integer_nonzerop.
* tree.h (null_or_integer_zerop, nonnull_and_integer_nonzerop):
Removed.
* tree-scalar-evolution.c (simple_iv): Return zero for step of
an invariant.
* tree-ssa-loop-ivopts.c (alloc_iv): Do not set step of invariants
to zero.
(get_iv): Return NULL for non-scalar types. Use zero as a step
of an invariant.
(determine_biv_step, find_interesting_uses_op,
find_interesting_uses_cond, find_interesting_uses_stmt,
add_old_ivs_candidates, determine_use_iv_cost_condition,
rewrite_use_compare, remove_unused_ivs):
Use integer_zerop instead of null_or_integer_zerop.
(struct ifs_ivopts_data): Replace step_p field with step field.
(idx_find_step): Use zero as a step of an invariant. Modify
step instead of *step_p.
(find_interesting_uses_address): Use zero as a step of an invariant.
Use integer_zerop instead of null_or_integer_zerop.
(find_interesting_uses_outside): Call find_interesting_uses_op only
for phi nodes for real operands.
(add_candidate_1): Expect step to be non-NULL.
* tree-ssa-loop-prefetch.c (idx_analyze_ref): Expect step to be
non-NULL.
From-SVN: r120179
* tree-ssa-operands.h (create_ssa_artificial_load_stmt):
Rename from create_ssa_artficial_load_stmt. Update all users.
* tree-into-ssa.c (register_new_def): Make static.
* tree.c (is_global_var): Handle SSA_NAMEs.
* tree.h (SSA_NAME_IS_DEFAULT_DEF): Define. Update all users
that used to call gimple_default_def.
* tree-ssa-operands.c (push_stmt_changes): New.
(pop_stmt_changes): New. Update every pass that modifies
statements to bracket modifications with
push_stmt_changes/pop_stmt_changes.
(discard_stmt_changes): New.
* tree-ssa-dom.c (stmts_to_rescan): Change to stack of
'tree *' instead of 'tree'. Update all users.
* tree-flow-inline.h (zero_imm_uses_p): New.
(symbol_mem_tag): New. Update every function that used
to access the annotation directly.
(set_symbol_mem_tag): Likewise.
* tree-dfa.c (dump_variable): Always show the escape mask.
(mark_symbols_for_renaming): Rename from
mark_new_vars_to_rename. Update all users.
Only mark to rename naked symbols in real and virtual
operands.
From-SVN: r119746
* tree-phinodes.c (remove_phi_node): Add argument
RELEASE_LHS_P. If given, release the SSA name on the LHS of
the PHI node.
Update all users.
* tree-ssa-dce.c: Remove forward declarations for static
functions. Re-arrange functions bodies as needed.
(find_obviously_necessary_stmts): Never mark PHI nodes as
obviously necessary.
From-SVN: r119740
* doc/loop.texi: Document number_of_latch_executions and
number_of_cond_exit_executions.
* tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
chrec_is_positive, number_of_iterations_for_all_loops,
scev_const_prop): Use number_of_latch_executions.
(set_nb_iterations_in_loop): Do not increase the value of the
number of iterations.
(number_of_iterations_in_loop): Renamed to ...
(number_of_latch_executions): ... this.
(number_of_exit_cond_executions): New function.
* tree-scalar-evolution.h (number_of_iterations_in_loop): Declaration
removed.
(number_of_latch_executions, number_of_exit_cond_executions): Declare.
* tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables): Use
number_of_latch_executions.
* tree-data-ref.c (get_number_of_iters_for_loop): Use
number_of_exit_cond_executions.
* tree-vect-analyze.c (vect_get_loop_niters): Ditto.
* cfgloop.h (struct loop): Improve description of the nb_iterations
field.
* gcc.dg/tree-ssa/loop-17.c: Update outcome.
From-SVN: r119718
PR tree-optimization/27865
* tree-vrp.c (adjust_range_with_scev): Do not use TYPE_{MIN,MAX}_VALUE
for pointer types.
* tree-scalar-evolution.c (fold_used_pointer_cast, pointer_offset_p,
fold_used_pointer, pointer_used_p): New functions.
(analyze_scalar_evolution_1): Use fold_used_pointer.
* tree-chrec.c (convert_affine_scev): Convert no-op casts correctly.
* tree-ssa-loop-ivopts.c (generic_type_for): Return integral type
for pointers.
From-SVN: r116213
PR tree-optimization/27639
PR tree-optimization/26719
* tree-vrp.c (adjust_range_with_scev): Use scev_direction and adjust
call to scev_probably_wraps_p.
* tree-ssa-loop-niter.c (compare_trees, convert_step_widening,
used_in_pointer_arithmetic_p, convert_step): Removed.
(nowrap_type_p): New function.
(scev_probably_wraps_p): Rewritten.
* tree-scalar-evolution.c (instantiate_parameters_1): Do not call
chrec_convert if chrec_convert_aggressive might have been used.
* tree-chrec.c (convert_affine_scev, chrec_convert_1,
scev_direction): New functions.
(chrec_convert): Changed to a wrapper over chrec_convert_1.
* tree-ssa-loop-ivopts.c (idx_find_step): Use convert_affine_scev
instead of convert_step.
* tree-flow.h (scev_probably_wraps_p): Declaration changed.
(convert_step): Declaration removed.
(convert_affine_scev, nowrap_type_p, scev_direction): Declare.
* gcc.dg/pr27639.c: New test.
* gcc.dg/pr26719.c: New test.
* gcc.dg/tree-ssa/scev-cast.c: New test.
From-SVN: r114057