+2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
+
+ * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
+ (DF_REF_INSN_INFO): New.
+ (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
+ (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
+ with a NULL DF_REF_INSN_INFO.
+ (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
+ DF_INSN_SET.
+ (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
+ DF_INSN_INFO_EQ_USES): New.
+ (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
+ DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
+ DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
+ * df-core.c: Update comment for above changes.
+ (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
+ DF_INSN_UID_* macros.
+ (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
+ * df-scan.c (df_ref_record): Take a df_insn_info instead of an
+ insn rtx. Update all callers.
+ (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
+ df_ref_create_structure, df_insn_refs_collect): Likewise.
+ (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
+ * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
+ (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
+ macros to access the insn refs.
+ (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
+ * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
+ (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
+ for accessing the refs.
+ (try_fwprop_subst): Likewise.
+ * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
+ * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
+ for accessing the refs.
+ * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
+ (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
+ to look at the insn refs.
+ (record_uses): Likewise.
+ * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
+ function anymore.
+ (mark_artificial_uses): Don't mark_insn for artificial refs.
+ (mark_reg_rependencies): Likewise.
+
+ * doc/rtl.texi: Remove documentation of ADDRESSOF.
+
+2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * configure: Regenerate.
+
+2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
+
+ * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
+ * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
+ * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
+
+2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
+
+ * config/avr/avr.c (avr_mcu_t): Add attiny167.
+ * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
+ * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
+
+2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
+
+ * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
+ * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
+ * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
+
+2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
+
+ * tree-ssa-sccvn.c: Fix format of comments.
+
+2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
+
+ * cgraph.c: Remove unneeded forward declarations of eq_node()
+ and hash_node().
+
+2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
+
+ * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
+ REG_RETVAL notes.
+ (see_update_relevancy): Likewise.
+ * fwprop.c (try_fwprop_subst): Likewise.
+ * rtlanal.c (noop_move_p): Likewise.
+ * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
+ notes to non-existing libcall blocks.
+ * cse.c (cse_insn): Change prototype. Don't update libcall notes.
+ Remove orig_set.
+ (cse_extended_basic_block): Don't track libcall and no-conflict notes.
+ (dead_libcall_p): Remove.
+ (delete_trivially_dead_insns): Don't use it.
+ * web.c (union_defs): Remove comment about keeping nops.
+ * gcse.c (hash_scan_insn): Don't take libcall pointers.
+ (compute_hash_table_work): Don't track libcall notes.
+ (do_local_cprop): Don't take libcall pointers. Don't update
+ libcall notes.
+ (adjust_libcall_notes): Deleted.
+ (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
+ ever have existed in the first place).
+ (replace_store_insn): Don't try to remove libcall notes.
+ * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
+ (resolve_reg_notes): Don't call them.
+ (resolve_simple_move): Likewise.
+ (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
+ Don't remove REG_RETVAL notes.
+ * emit-rtl.c (try_split): Don't update libcall notes.
+ (emit_copy_of_insn_after): Dito.
+ * cselib.c (cselib_current_insn_in_libcall): Remove.
+ (cselib_process_insn): Don't set/clear it.
+ (new_elt_loc_list): Don't record it.
+ (cselib_init): Don't initialize it.
+ * cselib.c (struct elt_loc_list): Remove in_libcall field.
+ * loop-invariant.c (find_invariant_insn): Don't look for libcall
+ notes.
+ * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
+ (sched_analyze): Don't set up deps->libcall_block_tail_insn.
+ (init_deps): Don't initialize it.
+ * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
+ * combine.c (delete_noop_moves): Don't update libcall notes.
+ (can_combine_p): Remove now pointless #if 0 block.
+ (try_combine): Remove another obsolete #if 0 block.
+ (distribute_notes): Don't distribute libcall notes.
+ * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
+ * dce.c (libcall_dead_p): Remove.
+ (delete_unmarked_insns): Don't handle libcall blocks.
+ (preserve_libcall_for_dce): Remove.
+ (prescan_insns_for_dce): Don't special-case libcall block insns.
+ * reload1 (reload): Don't handle libcall notes.
+ * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
+ documentation.
+
+2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
+
+ * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
+ * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
+ * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
+
+2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
+
+ * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
+ * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
+ * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
+
+2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
+
2008-06-16 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/36493