+2004-11-12 Ralf Corsepius <ralf.corsepius@rtems.org>
+
+ * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
+ Remove m505/roe multilib variant.
+
+2004-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * expr.c (emit_group_load) <CONCAT>: Use extract_bit_field
+ to load from the stack.
+
+2004-11-12 Richard Henderson <rth@redhat.com>
+
+ * toplev.c (floor_log2): Rename from floor_log2_wide, use CLZ_HWI.
+ (exact_log2): Rename from exact_log2_wide, use CTZ_HWI.
+ * toplev.h (FL2T__): Remove.
+ (CLZ_HWI): Rename from FL2T_CLZ__.
+ (CTZ_HWI): New.
+ (floor_log2): Simplify.
+ (exact_log2): New.
+
+2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
+
+ * tree-data-ref.c (analyze_subscript_affine_affine): Correctly
+ compute the first overlapping iterations.
+
+2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
+
+ PR middle-end/18005
+ * tree-data-ref.c (estimate_niter_from_size_of_data): Ensure
+ that arguments of EXACT_DIV_EXPR are INTEGER_CST.
+
+2004-11-12 Steven Bosscher <stevenb@suse.de>
+
+ PR tree-optimization/18419
+ * 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.
+
+2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
+
+ * 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.
+
+ * cfglayout.c (choose_inner_scope): Make it static.
+ * rtl.h: Remove the corresponding prototype.
+
+ * cfgloopmanip.c (update_single_exits_after_duplication,
+ unloop): Make them static.
+ * cfgloop.h: Remove the corresponding prototypes.
+
+ * c-typeck.c (c_size_in_bytes, record_maybe_used_decl):
+ Make them static.
+ * c-tree.h: Remove the corresponding prototypes.
+
+ * explow.c (round_push): Make it static.
+ * expr.h: Remove the corresponding prototype.
+
+ * 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.
+
+2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
+
+ * function.c (expand_function_end): Remove an "if" statement
+ that always triggers.
+ * stmt.c (expand_null_return_1): Likewise.
+
+2004-11-11 James E. Wilson <wilson@specifixinc.com>
+
+ * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle XCmode.
+ (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, SECONDARY_MEMORY_NEEDED,
+ CLASS_MAX_NREGS): Likewise.
+
+2004-11-11 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/17742
+ * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle
+ MINUS_EXPR correctly.
+
+2004-11-11 Sebastian Pop <pop@cri.ensmp.fr>
+
+ * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
+ Give up as soon as the evolution is known not computable.
+
+2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
+
+ PR target/16457
+ * config/rs6000/rs6000.c (mask64_2_operand): Stub to call
+ mask64_1or2_operand.
+ (mask64_1or2_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.
+
+2004-11-11 Dorit Naishlos <dorit@il.ibm.com>
+
+ * tree-vectorizer.c (update_phi_nodes_for_guard): Call reverse_phis.
+ (vect_update_ivs_after_vectorizer): Update function documentation.
+ Avoid quadratic behavior and direct write to PHI_ARG_DEF.
+
+2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/arm/arm.c: Fix a comment typo.
+
+2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
+
+ * 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.
+
+2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
+
+ PR target/16796
+ * config/rs6000/rs6000.md: Add DF & SF reg move peepholes.
+
+ PR target/16458
+ * config/rs6000/rs6000.c (rs6000_generate_compare): Generate an
+ unsigned equality compare when we know the operands are unsigned.
+
+2004-11-10 Peter S. Mazinger <ps.m@gmx.net>
+
+ * config/mips/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Define
+ __PIC__ and __pic__ only if TARGET_ABICALLS.
+ (SUBTARGET_CPP_SPECS): Don't define or undefine __PIC__ and __pic__.
+ (SUBTARGET_ASM_SPECS): Don't pass -non_shared to assembler; pass
+ -KPIC only if not -mno-abicalls.
+
+ * config/alpha/linux.h, config/arm/linux-elf.h, config/pa/pa-linux.h
+ * config/sparc/linux.h, config/sparc/linux64.h
+ (TARGET_OS_CPP_BUILTINS): Define __PIC__ and __pic__ if flag_pic.
+
+ * config/arm/linux-gas.h (CPP_SPEC): Don't define __PIC__ or __pic__.
+ * config/pa/pa/linux.h (CPP_SPEC): Likewise.
+ * config/sparc/linux.h (CPP_SUBTARGET_SPEC): Likewise.
+ * config/sparc/linux64.h (CPP_SUBTARGET_SPEC): Likewise.
+
+2004-11-11 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Save PIC
+ register if current_function_uses_pic_offset_table is set.
+
2004-11-10 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.md (define_attr "type"): Add two and three.
* tree-data-ref.c (build_classic_dist_vector): If either loop
is outside of the nest we asked about, the dependence can't
- matter.
+ matter.
(build_classic_dir_vector): Ditto.
2004-11-10 Zdenek Dvorak <dvorakz@suse.cz>
2004-11-10 Fariborz Jahanian <fjahanian@apple.com>
PR tree-optimization/17892
- * tree-ssa-dom.c (unsafe_associative_fp_binop): Add test for
+ * tree-ssa-dom.c (unsafe_associative_fp_binop): Add test for
MINUS_EXPR operator.
2004-11-10 James A. Morrison <phython@gcc.gnu.org>
* reload.h: Remove the corresponding prototypes.
2004-11-09 James A. Morrison <phython@gcc.gnu.org>
- Eric Botcazou <ebotcazou@libertysurf.fr>
+ Eric Botcazou <ebotcazou@libertysurf.fr>
PR target/18230
* doc/md.texi (SPARC constraints): Document 'Y' constraint.
when eliminating an UNSPEC_CMPINT.
(s390_secondary_input_reload_class): Fix test for CC register reload.
(s390_secondary_output_reload_class): Likewise.
- (s390_expand_cmpmem): Swap operands. Use gen_cmpint.
+ (s390_expand_cmpmem): Swap operands. Use gen_cmpint.
* config/s390/s390.md ("*cmpint_si", "*cmpint_di"): Remove.
("cmpint", "*cmpint_cc", "*cmpint_sign", "*cmpint_sign_cc"): New
insn patterns with splitters.
("*cmpint_si", "*cmpint_di", "fix_truncdfsi2_ibm", "floatsidf2_ibm",
"*negdi2_31"):
Do not set type attribute to "other" where already default.
- ("movti", "*movdi_64", "*movdi_31", "*movdf_31",
+ ("movti", "*movdi_64", "*movdi_31", "*movdf_31",
"*strlendi", "*strlensi",
"*movmem_long_64", "*movmem_long_31",
"*clrmem_long_64", "*clrmem_long_31",
"*cmpmem_long_64", "*cmpmem_long_31",
- "*cmpint_si", "*cmpint_di",
- "addti3", "*adddi3_31z", "*adddi3_31",
+ "*cmpint_si", "*cmpint_di",
+ "addti3", "*adddi3_31z", "*adddi3_31",
"subti3", "*subdi3_31z", "*subdi3_31", "*negdi2_31",
"*sconddi", "*scondsi", "*sconddi_neg", "*scondsi_neg",
"fix_truncdfsi2_ibm", "floatsidf2_ibm", "extendsfdf2_ibm",
"*pool_entry", "pool_align", "pool_section_start",
"pool_section_end", "main_pool", "reload_base_31", "pool"):
Do not set op_type attribute to "NN" where already default.
- ("*extractqi", "*extracthi", "*zero_extendhisi2_31",
+ ("*extractqi", "*extracthi", "*zero_extendhisi2_31",
"*zero_extendqisi2_31", "*zero_extendqihi2_31",
- "fix_truncdfsi2_ibm", "floatsidf2_ibm"):
+ "fix_truncdfsi2_ibm", "floatsidf2_ibm"):
Do not set atype attribute to "agen" where already default.
("*movmem_short", "*clrmem_short", "*cmpmem_short"): Don't set op_type.
("floatsisf2", "floatsisf2_ieee"): Likewise.
("truncdfsf2", "truncdfsf2_ieee"): Only allow "register_operand".
("truncdfsf2_ibm"): Only allow "nonimmediate_operand". Use LER
- instead of LRER.
+ instead of LRER.
("extendsfdf2_ibm"): Do not set atype. Set type to "floads".
("sqrtdf2"): Set type to "fsqrtd".
("sqrtsf2"): Set type to "fsqrts".
* config/arm/arm.c (arm_handle_notshared_attribute): New function.
* doc/extend.texi: Document "notshared" attribute.
-
+
2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
* tree-phinodes.c (make_phi_node): Make it static.
2004-11-04 Andrew Pinski <pinskia@physics.uc.edu>
- * flow.c (init_propagate_block_info): Change the type of i to
+ * flow.c (init_propagate_block_info): Change the type of i to
unsigned.
2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
Also update DR_MISALIGNMENT due to peeling; this functionality used to
be in vect_update_inits_of_drs and vect_do_peeling_for_alignment).
(vect_analyze_data_refs_alignment): Decision on whether and by how much
- to peel moved to vect_enhance_data_refs_alignment. Call
+ to peel moved to vect_enhance_data_refs_alignment. Call
vect_supportable_dr_alignment.
(vect_compute_data_ref_alignment): Set STMT_VINFO_VECTYPE.
(vect_compute_data_refs_alignment): Return bool. Consider return value
of vect_compute_data_ref_alignment and return true/false accordingly.
- (vect_enhance_data_refs_alignment): Consider return value of
+ (vect_enhance_data_refs_alignment): Consider return value of
vect_compute_data_refs_alignment and return true/false accordingly.
(vect_supportable_dr_alignment): New function.
* rtlanal.c (canonicalize_condition, get_condition): ...here.
* sched-deps.c (get_condition): Rename to sched_get_condition.
(add_dependence): Update this caller.
-
+
2004-11-02 Andrew Pinski <pinskia@physics.uc.edu>
PR tree-opt/16808
2004-11-02 Ben Elliston <bje@au.ibm.com>
- * timevar.h (timevar_get): Remove.
+ * timevar.h (timevar_get): Remove.
* timevar.c (timevar_get): Remove unused function.
2004-11-02 Joseph S. Myers <joseph@codesourcery.com>
2004-11-01 Andrew MacLeod <amacleod@redhat.com>
PR tree-optimization/16447
- * tree-cfg.c (bsi_commit_one_edge_insert): Rename from
+ * tree-cfg.c (bsi_commit_one_edge_insert): Rename from
bsi_commit_edge_inserts_1, and make funtion external. Return new block.
(bsi_commit_edge_inserts): Use renamed bsi_commit_one_edge_insert.
* tree-optimize.c (pass_cleanup_cfg_post_optimizing): Enable listing.
(same_stmt_list_p): New. Return TRUE if edge is to be forwarded.
(identical_copies_p): New. Return true is two copies are the same.
(identical_stmt_lists_p): New. Return true if stmt lists are the same.
- (analyze_edges_for_bb): New. Determine how best to insert edge stmts
+ (analyze_edges_for_bb): New. Determine how best to insert edge stmts
for a basic block.
(perform_edge_inserts): New. Determine what to do with all stmts that
have been inserted on edges.
Fix PR tree-optimization/17672
Fix PR tree-optimization/18168
-
+
* lambda-code.c (lambda_lattice_compute_base): Fix reversed
assert test.
(gcc_tree_to_linear_expression): Add extra to existing constant.
and induction variable creation.
(lle_to_gcc_expression): Ditto.
(lambda_loopnest_to_gcc_loopnest): Create new iv with same type as
- oldiv. Pass type argument to lle_to_gcc_expression and
+ oldiv. Pass type argument to lle_to_gcc_expression and
lbv_to_gcc_expression.
Reset number of iterations after transformation.
(perfect_nestify): Remove useless pre-allocation, and cleanup
(build_classic_dir_vector): Ditto.
(compute_data_dependences_for_loop): Only add dependence relations
inside the loop we asked about.
-
+
* tree-loop-linear.c (linear_transform_loops): Use DDR_SIZE_VECT.
Compute immediate uses.
-
+
* tree-optimize.c: Move linear_transform_loops to before ivcanon.
-
+
2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
* tree-cfg.c (thread_jumps): Fix a comment typo.
config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): When
adding the PIC register to the fixed_regs array, also add it
- to the call_used_regs array.
+ to the call_used_regs array.
2004-10-29 Eric Botcazou <ebotcazou@libertysurf.fr>
function to call.
(rewrite_def_def_chains): Call rewrite_blocks with true here.
(rewrite_into_ssa): and call it with false here.
-
+
2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
* tree-phinodes.c (add_phi_arg): Turn an "if" that always
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