* tree-data-ref.c (analyze_subscript_affine_affine): Correctly
compute the first overlapping iterations.
PR middle-end/18005
* tree-data-ref.c (estimate_niter_from_size_of_data): Ensure
that arguments of EXACT_DIV_EXPR are INTEGER_CST.
From-SVN: r90510
* tree-ssa.c (walk_use_def_chains_1): Make the visited map a
pointer set instead of a bitmap.
(walk_use_def_chains): Create, pass and clean up that pointer_set.
* tree-ssa-alias.c (struct alias_info): Make the ssa_names_visited
field an sbitmap.
(init_alias_info): Allocate and zero it here.
(delete_alias_info): Delete it here.
(collect_points_to_info_for): Use it.
From-SVN: r90508
* varasm.c (get_named_section_flags, decl_tls_model): Make
them static.
* output.h: Remove the prototype for get_named_section_flags.
* tree.h: Remove the prototype for decl_tls_model.
From-SVN: r90506
* alias.c (record_alias_subset, addr_side_effect_eval):
Make them static.
* alias.h: Remove the prototype for record_alias_subset.
* expr.h: Remove the commented-out prototype for
record_alias_subset.
* rtl.h: Remove the prototype for addr_side_effect_eval.
From-SVN: r90501
* gcc.misc-tests/linkage.exp: Prepend directory name to pass/fail
message, delete generated files, use more descriptive name for
executable, and make the test unsupported when it cannot be run.
From-SVN: r90487
.: PR target/16457
* config/rs6000/rs6000.c (mask64_2_operand): Stub to call
mask64_1or2_operand.
(mask64_1or_2_operand): Broken out of mask64_2_operand, add flag
to spot rlwinm opportunities.
(and64_2_operand): Use mask_1or2_operand.
* config/rs6000/rs6000.md (anddi3): Use rlwinm when possible.
testsuite:
PR target/16457
* gcc.dg/ppc-and-1: New
From-SVN: r90481
* bitmap.h (nBITMAP_WORD_BITS): Remove.
(BITMAP_WORD_BITS): Force unsigned by use of 1u.
(BITMAP_ELEMENT_WORDS, BITMAP_ELEMENT_ALL_BITS): Remove
unnecessary casts.
(bitmap_first_set_bit): Return unsigned, use ctzl.
(bitmap_last_set_bit): Remove.
* bitmap.c (bitmap_element_zerop, bitmap_copy): Make iterator
unsigned.
(bitmap_first_set_bit): Return unsigned, require non-empty bitmap,
remove special case code for two word elements.
(bitmap_last_set_bit): Remove.
* ra-build.c (livethrough_conflicts_bb): Replace unnecessary use of
bitmap_first_set_bit with bitmap_empty_p.
* tree-outof-ssa.c (analyze_edges_for_bb): Likewise.
* tree-ssa-pre.c (bitmap_print_value): Use simple flag rather than
bitmap_last_bit_set.
From-SVN: r90478
* config/rs6000/rs6000.md (define_attr "type"): Add two and three.
Change multi-instruction sequences to new attribute.
* config/rs6000/{40x.md,440.md,603.md,6xx.md,
7450.md,7xx.md,8540.md,mpc.md,power4.md,power5.md,
rios1.md,rios2.md,rs64.md}: Add descriptions for two and three.
From-SVN: r90456
2004-11-10 Daniel Berlin <dberlin@dberlin.org>
* tree-data-ref.c (build_classic_dist_vector): If either loop
is outside of the nest we asked about, the dependence can't
matter.
(build_classic_dir_vector): Ditto.
From-SVN: r90454
* tree-ssa-loop-ivopts.c (get_address_cost): Add address elements in
right order.
(force_var_cost): Determine cost of addition and multiplication more
precisely.
(get_computation_cost_at): Add cost for computing address elements to
the final cost.
* fold-const.c (fold): Attempt to use ptr_difference_const whenever
one of the arguments of MINUS_EXPR is an address.
(split_address_to_core_and_offset): New function.
(ptr_difference_const): Handle case when one of the operands is a
pointer.
* tree-ssa-loop-ivopts.c (determine_base_object): Fold &*addr.
(ptr_difference_cost): Pass addresses instead of objects to
ptr_difference_const.
From-SVN: r90451
