+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
+ * tree-vectorizer.c (vect_analyze_data_refs): Fail if memtag not found.
+
+2004-11-22 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
+
+ * config.gcc: Use t-slibgcc-elf to build libgcc_s.so on
+ m32r*linux.
+ * config/m32r/t-linux (SHLIB_MAPFILES): Override to use
+ m32r/libgcc-glibc.ver.
+ * config/m32r/libgcc-glibc.ver: Add New file.
+
+2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
+
+ * bitmap.h (struct bitmap_obstack): New obstack type.
+ (struct bitmap_head_def): Replace using_obstack with obstack
+ pointer.
+ (bitmap_default_obstack): New.
+ (bitmap_initialize): Make inline, does not do allocation.
+ (bitmap_release_memory): Remove.
+ (bitmap_obstack_initialize, bitmap_obstack_release): Declare.
+ (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
+ bitmap_obstack_free, bitmap_malloc_free): Declare.
+ (BITMAP_OBSTACK_ALLOC, BITMAP_GGC_ALLOC, BITMAP_XMALLOC): Adjust.
+ (BITMAP_FREE): Replace with ...
+ (BITMAP_OBSTACK_FREE): ... this.
+ (BITMAP_XFREE): Adjust.
+ (BITMAP_INIT_ONCE): Remove.
+ * bitmap.c (bitmap_obstack, bitmap_obstack_init, bitmap_free: Remove.
+ (bitmap_default_obstack): New.
+ (bitmap_elem_to_freelist): Adjust.
+ (bitmap_element_allocate): Adjust. Break initialization into ...
+ (bitmap_obstack_initialize): ... here.
+ (bitmap_release_memory): Replace with ...
+ (bitmap_obstack_release): ... this.
+ (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
+ bitmap_obstack_free, bitmap_malloc_free): New.
+ (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Use
+ bitmap_initialize.
+ (bitmap_initialize): Move to bitmap.h.
+ * gengtype.c (open_base_files): Add obstack.h to ifiles.
+ * Makefile.in (BASIC_BLOCK_H, REGS_H): Add obstack.h.
+ * basic-block.h (INIT_REG_SET): Allocate from reg_obstack.
+ (INITIALIZE_REG_SET): Remove.
+ (FREE_REG_SET): Use BITMAP_OBSTACK_FREE.
+ (INIT_ONCE_REG_SET, MAX_REGNO_REG_SET): Remove.
+ (flow_obstack): Do not declare.
+ (reg_obstack): Declare.
+ * regs.h: Include obstack.h.
+ * tree-optimize.c (tree_rest_of_compilation): Initialize and
+ release bitmap obstack here.
+ * bb-reorder.c: #include regs, not basic-block.
+ (fix_crossing_conditional_branches): Allocate regsets from
+ reg_obstack.
+ * bt-load.c: Do not inlude bitmap.h, sbitmap.h, basic-block.h or
+ obstack.h.
+ * caller-save.c: Include regs.h earlier.
+ * cfg.c: Do not include basic-block.h or obstack.h.
+ (reg_obstack): Define.
+ * cfganal.c: Include obstack.h
+ * cfgcleanyp.c: Do not include basic-block.h. Include regs.h
+ earlier.
+ * cfglayout.c: Do not include obstack.h.
+ (flow_obstack): Remove declaration.
+ (cfg_layout_duplicate_bb): Use reg_obstack.
+ * cfgloop.c, cfgloopanal.c, cfgloopmanip.c: Include obstack.h.
+ * cfgrtl.c (rtl_split_block): Use reg_obstack.
+ (force_nonfallthru_and_redirect, rtl_split_edge): Likewise.
+ (safe_insert_insn_on_edge): Use OBSTACK_ALLOC_REG_SET, adjust.
+ (cfg_layout_split_edge): Use reg_obstack.
+ * cse.c: Include regs.h earlier.
+ * ddg.c: Do not include basic-block.h.
+ * dominance.c: Inlude obstack.h.
+ * flow.c (update_life_info): Use OBSTACK_ALLOC_REG_SET, adjust.
+ (calculate_global_regs_live): Likewise.
+ (allocate_bb_life_data): Use reg_obstack.
+ (init_propagate_block_info): Use OBSTACK_ALLOC_REGSET.
+ * global.c: Do not include basic-block.h.
+ (build_insn_chain): Use OBSTACK_ALLOC_REG_SET, adjust.
+ * graph.c: Include obstack.h.
+ * haifa-sched.c: Do not include basic-block.h.
+ * ifcvt.c: Use OBSTACK_ALLOC_REG_SET, adjust.
+ * local-alloc.c: Do not include basic-block.h.
+ * loop-init.c, loop-invariant.c: Include obstack.h.
+ * loop-iv.c: Likewise.
+ (simplify_using_initial_values): Use OBSTACK_ALLOC_REG_SET,
+ adjust.
+ * loop-unroll.c, loop-unswitch.c: Inlude obstack.h.
+ * modulo-sched.c: Do not include basic-block.h.
+ * passes.c (rest_of_handle_final): Do not call
+ regset_release_memory.
+ * ra-debug.c: Include regs.h earlier. Do not include
+ basic-block.h.
+ * recog.c (peephole2_optimize): Use OBSTACK_ALLOC_REG_SET, adjust.
+ * regclass.c (init_reg_sets): Do not call INIT_ONCE_REG_SET.
+ (allocate_reg_info): Do not call MAX_REGNO_REG_SET.
+ (regset_release_memory): Remove.
+ * resource.c: Do not include basic-block.h.
+ * rtlanal.c: Do not include basic-block.h.
+ * sbitmap.c: Include obstack.h.
+ * sched-deps.c: Do not include basic-block.h.
+ (reg_pending_sets_head, reg_pending_clobbers_head,
+ reg_pending_uses_head): Remove.
+ (init_deps_global): Use OBSTACK_ALLOC_REG_SET.
+ * sched-ebb.c: Do not include basic-block.h.
+ * sched-rgn.c: Likewise.
+ * tree-if-conv.c (get_loop_body_in_if_conv_order): Use
+ BITMAP_XFREE.
+ * tree-outof-ssa.c (perform_edge_inserts): Use BITMAP_XFREE.
+ * tree-sra.c (decide_instantiations): Adjust bitmap
+ initialization.
+ * tree-ssa-dce.c: Include obstack.h.
+ * tree-ssa-pre.c (grand_bitmap_obstack): Make a bitmap_obstack.
+ (value_insert_into_set_bitmap): Remove useless bitmap_clear.
+ (bitmap_set_new): Likewise.
+ (init_pre): Initialize bitmap obstack.
+ (fini_pre): Release bitmap obstack.
+ * tree-ssanames.c (ssa_names_to_rewrite): Make static.
+ (marked_for_rewrite_p): ssa_names_to_rewrite is never NULL.
+ (mark_for_rewrite, unmark_for_rewrite): Likewise.
+ (marked_ssa_names): Likewise.
+ (init_ssanames): Use BITMAP_XMALLOC.
+ (fini_ssanames): Use BITMAP_XFREE.
+ * web.c: Include obstack.h
+
+2004-11-22 Nick Clifton <nickc@redhat.com>
+
+ * sbitmap.c (sbitmap_union_of_preds): Set 'e' to the next edge
+ predecessor in the first for-loop.
+
+2004-11-21 Stan Shebs <shebs@apple.com>
+
+ * config/rs6000/rs6000.c: (rs6000_darwin64_function_arg): Add
+ UNION_TYPE case.
+ (function_arg): Move darwin test up, sniff mode first for
+ efficiency, test for union type.
+
2004-11-21 Dale Johannesen <dalej@apple.com>
* config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
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