+2004-11-22 Kazu Hirata <kazu@cs.umass.edu>
+
+ * tree-flow.h: Remove the prototype for remove_phi_arg.
+ Add a prototype for remove_phi_args.
+ * tree-phinodes.c (remove_phi_arg): Remove.
+ (remove_phi_args): New.
+ * tree-ssa.c (ssa_remove_edge): Call remove_phi_args instead
+ of remove_phi_arg.
+
+ * cfg.c (unchecked_make_edge): Call execute_on_growing_pred
+ after making an edge.
+ (remove_edge): Call execute_on_shrinking_pred before removing
+ an edge.
+ (redirect_edge_succ): Call execute_on_growing_pred and
+ execute_on_shrinking_pred.
+ * cfghooks.c (execute_on_growing_pred): New.
+ (execute_on_shrinking_pred): Likewise.
+ * cfghooks.h (cfg_hooks): Add execute_on_growing_pred and
+ execute_on_shrinking_pred.
+ Add prototypes for execute_on_growing_pred and
+ execute_on_shrinking_pred.
+ * cfgrtl.c (rtl_cfg_hooks): Add NULL hooks to
+ execute_on_growing_pred and execute_on_shrinking_pred.
+ (cfg_layout_rtl_cfg_hook): Likewise.
+ * tree-cfg.c (tree_cfg_hooks): Likewise.
+
+ * tree-cfg.c (tree_execute_on_shrinking_pred): New.
+ (tree_cfg_hooks): Use it.
+ * tree-ssa.c (ssa_remove_edge): Don't call remove_phi_args.
+ (ssa_redirect_edge): Don't call remove_phi_arg_num.
+
+ * tree-phinodes.c (remove_phi_arg_num): Make it static.
+ * tree-flow.h: Remove the corresponding prototype.
+
+2004-11-23 Ben Elliston <bje@au.ibm.com>
+
+ * doc/cfg.texi (Maintaining the CFG): Use @ftable instead of
+ @table to list the BSI methods. Use individual @findex directives
+ instead of one with a comma-separated list of index entries.
+
+2004-11-22 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/18529
+ * fold-const.c (fold_to_nonsharp_ineq_using_bound): New function.
+ (simple_operand_p): Use STRIP_NOPS. Consider SSA names simple.
+ (fold): Call fold_to_nonsharp_ineq_using_bound.
+ * tree-ssa-loop-niter.c (simplify_replace_tree): New function.
+ (number_of_iterations_cond): Fold the expressions before futher
+ processing.
+ (tree_simplify_using_condition): Handle case when cond or expr is
+ an EQ_EXPR specially.
+
+2004-11-22 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa.c (verify_ssa): SSA_OP_ALL_USES should be
+ SSA_OP_ALL_USES | SSA_OP_ALL_KILLS for verification purposes.
+
+2004-11-22 David Edelsohn <edelsohn@gnu.org>
+ Fariborz Jahanian <fjahanian@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_return_in_memory): Test
+ TARGET_ALTIVEC_ABI.
+ (function_arg_boundary): Align 8 to 16 byte vectors like SPE.
+ Align 16 byte and larger vectors like Altivec.
+ (function_arg_advance): Pass any 16 byte vector like Altivec vector.
+ (function_arg): Same.
+ (rs6000_pass_by_references): Test TARGET_ALTIVEC_ABI.
+
+2004-11-22 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/18572
+ * tree-sra.c (scalarize_init): Unshare the rhs before gimplifying
+ it.
+
+2004-11-22 Richard Henderson <rth@redhat.com>
+
+ * function.c (assign_parm_setup_block): Revert 11-13 change to
+ forcably re-mode a (possibly BLKmode) hard register.
+
+2004-11-22 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.c (mem_min_alignment): Check MEM_ALIGN.
+
+2004-11-22 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/power4.md: Remove delay between dispatch and issue
+ associated with dispatch group slots 3 and 4.
+ * config/rs6000/power5.md: Same.
+
+2004-11-21 Jeff Law <law@redhat.com>
+
+ * cfg.c (cached_make_edge): Use find_edge rather than an inlined
+ variant.
+ * cfgbuild.c (make_edges): Likewise.
+ * cfghooks.c (can_duplicate_block_p): Likewise.
+ * cfgloop.c (loop_latch_edge): Likewise.
+ * cfgloopmanip.c (force_single_succ_latches): Likewise.
+ * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
+ * predict.c (predict_loops, propagate_freq): Likewise.
+ * tracer.c (tail_duplicate): Likewise.
+ * tree-cfg.c (disband_implicit_edges): Likewise.
+ (tree_forwarder_block_p, tree_flow_call_edges_add): Likewise.
+
+2004-11-22 Nick Clifton <nickc@redhat.com>
+
+ * sbitmap.c (sbitmap_union_of_preds): Remove redundant
+ initialisation of 'e'.
+
+2004-11-22 Kazu Hirata <kazu@cs.umass.edu>
+
+ PR rtl-optimization/18599
+ * regrename.c (copyprop_hardreg_forward): Speed up by putting
+ BB_VISITED flags on basic blocks as we process them.
+
+2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
+
+ * config/rs6000/altivec.md (VI_char): New mode attribute.
+ (addv16qi3, addv8hi3, addv4ai3): Replace with ...
+ (add<mode>3): ... this.
+ (subv16qi3, subv8hi3, subv4ai3): Replace with ...
+ (sub<mode>3): ... this.
+ (smaxv16qi3, smaxv8hi3, smaxv4ai3): Replace with ...
+ (smax<mode>3): ... this.
+ (sminv16qi3, sminv8hi3, sminv4ai3): Replace with ...
+ (smin<mode>3): ... this.
+ (umaxv16qi3, umaxv8hi3, umaxv4ai3): Replace with ...
+ (umax<mode>3): ... this.
+ (uminv16qi3, uminv8hi3, uminv4ai3): Replace with ...
+ (umin<mode>3): ... this.
+ (andv16qi3, andv8hi3, andv4ai3): Replace with ...
+ (and<mode>3): ... this.
+ (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
+ (ior<mode>3): ... this.
+ (xorv16qi3, xorv8hi3, xorv4ai3): Replace with ...
+ (xor<mode>3): ... this.
+ (andv16qi3, andv8hi3, andv4ai3): Replace with ...
+ (and<mode>3): ... this.
+ (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
+ (ior<mode>3): ... this.
+ (altivec_vnor): Replace with ...
+ (altivec_nor<mode>): ... this.
+ (one_cmplv16qi2, one_cmplv8hi2, one_complv4ai2): Replace with ...
+ (one_cmpl<mode>2): ... this.
+ (altivec_vandc): New expander.
+ (*andc<mode>3): New insn.
+ * config/rs6000/rs6000.c (bdesc_2arg): Adjust for new insn names.
+
+2004-11-22 Dorit Naishlos <dorit@il.ibm.com>
+
+ PR tree-opt/18536
+ * tree-vectorizer.c (make_loop_iterate_ntimes): Use type of niters when
+ creating iv instead of integer_type.
+ (vect_build_loop_niters): Remove redundant code.
+ (vect_transform_loop_bound): Removed (duplicates functionality of
+ make_loop_iterate_ntimes.
+ (vect_gen_niters_for_prolog_loop): Add documentation. Call
+ lang_hooks.types.type_for_size to create a type of the required size.
+ Use that type instead of integer_type. Remove redundant code.
+ (vect_update_niters_after_peeling): Use type of niters instead of
+ integer_type.
+ (vect_transform_loop): Unify handling of known and unknown loop bound
+ cases. Call make_loop_iterate_ntimes instead of
+ vect_transform_loop_bound.
+
+2004-11-22 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR target/18217
+ * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Move darwin-fallback.c to
+ (LIB2ADDEH): Here.
+
2004-11-22 Dorit Naishlos <dorit@il.ibm.com>
PR tree-opt/18544
projects / gcc.git / blobdiff