+2007-04-19 Janis Johnson <janis187@us.ibm.com>
+
+ * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
+ __STDC_WANT_DEC_FP__.
+
+2007-04-19 Joseph Myers <joseph@codesourcery.com>
+
+ * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
+ for long double compatibility.
+ * configure: Regenerate.
+
+2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR rtl-optimization/29841
+ * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
+ trap instructions.
+ * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
+ that may cause control flow transfer from being moved.
+
+2007-04-18 Jan Hubicka <jh@suse.cz>
+
+ * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
+ types.
+
+2007-04-18 Eric Christopher <echristo@apple.com>
+
+ * config/rs6000/darwin.md (load_macho_picbase): Use link register
+ only. Update operands.
+ * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
+ * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
+ link register to pic register.
+
+2007-04-18 Dirk Mueller <dmueller@suse.de>
+
+ PR diagnostic/31227
+ * tree-vrp.c (search_for_addr_array): New.
+ (check_array_bounds): Suppress warning about
+ address taken of array refs if its not de-referenced.
+
+2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
+
+ * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
+ * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
+
+ * tree-vectorizer.h (NITERS_KNOWN_P): New.
+ * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
+ instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
+
+ * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
+ dump print.
+ (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
+ print message.
+ (vect_analyze_scalar_cycles): Fix indentation.
+ (vect_enhance_data_refs_alignment): Fix check in case of peeling.
+ (vect_mark_relevant): Include phis in relevance analysis.
+
+ * tree-vect-transform.c (vect_transform_loop): Add an assert.
+
+2007-04-18 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.c (ptrreg_to_str): Replace error() with
+ output_operand_lossage().
+
+2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
+
+ * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
+ the unused code for reduction without adjust-in-epilog to simplify the
+ function.
+
+2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
+
+ * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
+ (S390_TDC_NEGATIVE_ZERO): New constant.
+ (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
+ (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
+ (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
+ (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
+ (S390_TDC_POSITIVE_INFINITY): New constant.
+ (S390_TDC_NEGATIVE_INFINITY): New constant.
+ (S390_TDC_POSITIVE_QUIET_NAN): New constant.
+ (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
+ (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
+ (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
+ (S390_TDC_INFINITY): New constant.
+ * config/s390/s390.c (s390_canonicalize_comparison): Renamed
+ UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
+ optimization for UNSPEC_CCZ_TO_INT.
+ * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
+ ("*ccz_to_int"): New insn.
+ ("isinf<mode>2"): New insn.
+ (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
+ (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
+ (UNSPEC_CCZ_TO_INT): New constant.
+
+2007-04-18 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/19431
+ PR tree-optimization/21463
+ * tree-pass.h (pass_phiprop): Declare.
+ * passes.c (init_optimization_passes): New phiprop pass.
+ * tree-ssa-forwprop.c (struct phiprop_d): New structure.
+ (phivn_valid_p): New helper function.
+ (phiprop_insert_phi): Likewise.
+ (propagate_with_phi): Likewise.
+ (tree_ssa_phiprop): New propagator propagating loads
+ through phi nodes if profitable.
+
+2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
+
+ * tree-vect-analyze.c (process_use): New function.
+ (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
+ Check phis in all bbs.
+ * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
+ assert.
+
+2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
+ we use REG_EQUAL.
+
+2007-04-17 Anatoly Sokolov <aesok@post.ru>
+
+ PR target/30483
+ * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
+ error().
+
+2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
+ on "0".
+ (sse_vmmulv4sf3): Likewise.
+ (sse2_vmaddv2df3): Likewise.
+ (sse2_vmmulv2df3): Likewise.
+
+2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR rtl-optimization/31360
+ * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
+ (target_reg_cost): New.
+ (init_set_costs): Initialize target_reg_cost. Add comments
+ regarding the rationale of the costs.
+ (global_cost_for_size): Renamed to...
+ (estimate_reg_pressure_cost): ... and simplify. Decrease importance
+ of register pressure.
+ * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
+ estimate_reg_pressure_cost. Add number of ivs.
+ (determine_set_costs): Dump target_reg_cost.
+ * loop-invariant.c (gain_for_invariant): Use
+ estimate_reg_pressure_cost. Removed n_inv_uses argument.
+ (best_gain_for_invariant, find_invariants_to_move): Remove
+ n_inv_uses.
+ * cfgloop.h (target_small_cost, target_pres_cost): Removed.
+ (target_reg_cost): Declare.
+ (global_cost_for_size): Declaration removed.
+ (estimate_reg_pressure_cost): Declare.
+
+2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
+
+ * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
+ regnos into even/odd register pairs.
+ * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
+ TDmode similar to the other floating point modes.
+ [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
+ * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
+ define_expand's.
+ (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
+ nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
+ (movdd_hardfloat64): Use TARGET_MFPGPR.
+
+2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * reload1.c (delete_output_reload): Don't count output in n_inherited.
+
+ Revert
+ 2005-01-05 Richard Henderson <rth@redhat.com>
+ PR rtl-opt/10692
+ * reload1.c (do_input_reload): Restrict the optimization deleteing
+ a previous output reload to RELOAD_FOR_INPUT.
+
+2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
+
+ * tree-vectorizer.h (stmt_vec_info_type): Add enum value
+ induc_vec_info_type.
+ (vectorizable_induction): New function declaration.
+ * tree-vect-transform.c (get_initial_def_for_induction): No need to
+ check if already vectorized. Find first place in BB where new stmts
+ can be inserted. Takes only one argument.
+ (vectorizable_induction): New function.
+ (vect_transform_stmt): Add case for induc_vec_info_type to call
+ vectorizable_induction.
+ (vect_transform_loop): Consider phis for vectorization.
+ * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
+ condition.
+ (analyze_operations): Call vectorizable_induction when analyzing phis.
+ Fix comment.
+ (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
+ (vect_mark_relevant): Include phis in relevance analysis.
+ (vect_mark_stmts_to_be_vectorize): Likewise.
+ * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
+
+2007-04-16 Lawrence Crowl <crowl@google.com>
+
+ * doc/invoke.texi (Debugging Options): Add documentation for the
+ -femit-struct-debug options -femit-struct-debug-baseonly,
+ -femit-struct-debug-reduced, and
+ -femit-struct-debug-detailed[=...].
+
+ * c-opts.c (c_common_handle_option): Add
+ OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
+ and OPT_femit_struct_debug_detailed_.
+ * c.opt: Add specifications for
+ -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
+ and -femit-struct-debug-detailed[=...].
+ * opts.c (set_struct_debug_option): Parse the
+ -femit-struct-debug-... options.
+ * opts.c (matches_main_base, main_input_basename,
+ main_input_baselength, base_of_path, matches_main_base): Add
+ variables and functions to compare header base name to compilation
+ unit base name.
+ * opts.c (should_emit_struct_debug): Add to determine to emit a
+ structure based on the option.
+ (dump_struct_debug) Also disabled function to debug this
+ function.
+ * opts.c (handle_options): Save the base name of the
+ compilation unit.
+
+ * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
+ (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
+ This hook indicates if a type is generic. Set it by default
+ to "never generic".
+ * langhooks.h (struct lang_hooks_for_types): Add a new hook
+ to determine if a struct type is generic or not.
+ * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
+ * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
+ * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
+ with live C++ hook.
+
+ * flags.h (enum debug_info_usage): Add an enumeration to describe
+ a program's use of a structure type.
+ * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
+ to indicate the program's usage of the type. Filter structs based
+ on the -femit-struct-debug-... specification.
+ (gen_type_die): Split into two routines, gen_type_die and
+ gen_type_die_with_usage. gen_type_die is now a wrapper
+ that assumes direct usage.
+ (gen_type_die_with_usage): Replace calls to gen_type_die
+ with gen_type_die_with_usage adding the program usage of
+ the referenced type.
+ (dwarf2out_imported_module_or_decl): Suppress struct debug
+ information using should_emit_struct_debug when appropriate.
+
+2007-04-16 Ian Lance Taylor <iant@google.com>
+
+ PR tree-optimization/31522
+ * tree-vrp.c (vr_phi_edge_counts): New static variable.
+ (vrp_initialize): Allocate vr_phi_edge_counts.
+ (vrp_visit_phi_node): Don't push to infinity if we saw a new
+ executable edge. Drop test for all constants.
+ (vrp_finalize): Free vrp_phi_edge_counts.
+
+ * doc/cpp.texi (Common Predefined Macros): Clarify description of
+ __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
+
+ * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
+ predecessors at head rather than tail.
+
+2007-04-16 Matthias Klose <doko@debian.org>
+
+ * gcc/config/alpha/linux.h (CPP_SPEC): Define.
+ * gcc/config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
+
+2007-04-16 Aldy Hernandez <aldyh@redhat.com>
+
+ * function.h: Remove sequence_stack extern declaration.
+
+2007-04-16 Kazu Hirata <kazu@codesourcery.com>
+
+ * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
+ TARGET_FIDOA.
+ (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
+ defined.
+
+2007-04-16 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.c (avr_arch_types): Rearranging array.
+ (enum avr_arch): Add.
+ (avr_mcu_types): Use avr_arch enumeration constants instead of
+ numbers.
+ * config/avr/avr.h (LINK_SPEC): Simplify.
+
+2007-04-16 Kazu Hirata <kazu@codesourcery.com>
+
+ * config/m68k/m68k.c (m68k_libcall_value,
+ m68k_function_value): Use macros for register names more.
+
+ * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
+ instead.
+ (M68K_REGNAME): Use A6_REG.
+ * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
+
+2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
+
+ PR middle-end/28071
+ * sched-int.h (struct deps): Split field 'pending_lists_length' into
+ 'pending_read_list_length' and 'pending_write_list_length'. Update
+ comment.
+ * sched-deps.c (add_insn_mem_dependence): Change signature. Update
+ to handle two length counters instead of one. Update all uses.
+ (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
+ two length counters instead of one.
+ * sched-rgn.c (propagate_deps): Update to handle two length counters
+ instead of one.
+
+2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/31582
+ * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
+ copy of source, pass it to ix86_expand_vector_set and return
+ it as target.
+
+2007-04-16 David Ung <davidu@mips.com>
+ Joseph Myers <joseph@codesourcery.com>
+
+ * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
+ PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
+ * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
+ Add 74K processor information.
+ * config/mips/mips.md: Include 74k.md.
+ (cpu): Add 74kc,74kf,74kx.
+ (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
+ * config/mips/74k.md: New.
+ * doc/invoke.texi (MIPS Options): Document 74K support.
+
+2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
+
+ * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
+ vectorizable_* functions.
+ * tree-vect-transform.c (vectorizable_call): Add check for
+ STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
+ (vectorizable_store): likewise.
+ (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
+ Add comments.
+ (vectorizable_operation, vectorizable_type_demotion): Likewise.
+ (vectorizable_type_promotion, vectorizable_load): Likewise.
+ (vectorizable_live_operation, vectorizable_condition): Likewise.
+ (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
+ STMT_VINFO_LIVE_P.
+ (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
+
+2007-04-15 Kazu Hirata <kazu@codesourcery.com>
+
+ * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
+ register numbers more.
+ * config/m68k/m68k.h (STACK_POINTER_REGNUM,
+ FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
+ M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
+ FUNCTION_VALUE_REGNO_P): Likewise.
+ * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
+ STATIC_CHAIN_REGNUM): Likewise.
+ * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
+ * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
+ STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
+ * config/m68k/m68k.md (FP_REG): New.
+
+2007-04-15 Kazu Hirata <kazu@codesourcery.com>
+
+ * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
+ alignment on fido.
+
+2007-04-15 Kazu Hirata <kazu@codesourcery.com>
+
+ * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
+ tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
+ comment typos.
+
+2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
+ cold loops.
+
+2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR c/31520
+ * c-decl.c (finish_decl): Grab the type of the decl after the call
+ to store_init_value.
+
+2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
+
+ * common.opt (fforward-propagate): Fix "Optimization" annotation.
+
+2007-04-14 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/25874
+ * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
+ post dominators and cleanup cfg before returning.
+
+2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
+ * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
+
+2007-04-14 Kazu Hirata <kazu@codesourcery.com>
+
+ * config.gcc: Recognize fido.
+ * config/m68k/m68k-devices.def (fidoa): New.
+ * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
+ __mfido__.
+ (FL_FIDOA, TARGET_FIDOA): New.
+ * config/m68k/m68k.opt (mfidoa): New.
+
+2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR middle-end/31322
+ * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
+ when a personality function is used.
+
+2007-04-13 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
+
+2007-04-13 Mike Stump <mrs@apple.com>
+
+ * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
+ we can...
+ * config/darwin.opt (fapple-kext): Make C++ only.
+ * config/darwin.c (darwin_override_options): Remove code to ensure
+ -fapple-kext is given for C++ only.
+
+2007-04-13 Richard Sandiford <richard@codesourcery.com>
+
+ * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
+ * config/mips/mips.c (override_options): Call
+ SUBTARGET_OVERRIDE_OPTIONS, if defined.
+
+2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.opt (msvr3-shlib): Removed.
+
+ * doc/invoke.texi: Remove -msvr3-shlib.
+
+2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
+ with "popcnt" instruction.
+
+2007-04-13 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/21258
+ * tree-vrp.c (compare_case_labels): New helper.
+ (find_switch_asserts): New function.
+ (find_assert_locations): Call it for SWITCH_EXPRs.
+
+2007-04-13 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
+ * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
+ check is now implied in X87_FLOAT_MODE_P.
+ (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
+ (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
+ (fix_trunc<mode>_i386_fisttp): Ditto.
+ (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
+ (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
+ (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
+ (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
+ (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
+ (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
+ (unnamed_splitters): Ditto.
+ * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
+ for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
+ FIRST_SSE_REG for local functions when SSE math is enabled or
+ for functions with sseregparm attribute.
+ (standard_80387_constant_p): Return -1 if mode is not
+ X87_FLOAT_MODE_P.
+ (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
+ (ix86_expand_compare): Ditto.
+ (ix86_expand_carry_flag_compare): Ditto.
+ (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
+ of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
+ DECIMAL_FLOAT_MODE_P.
+ (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
+ of SCALAR_FLOAT_MODE_P.
+ (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
+ [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
+ checks before FLOAT_MODE_P.
+ [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
+ before FLOAT_MODE_P.
+ [DIV]: Ditto.
+ [NEG]: Ditto.
+ [ABS]: Ditto.
+ [SQRT]: Ditto.
+ [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
+
+2007-04-12 Paolo Bonzini <bonzini@gnu.org>
+ Charles Wilson <libtool@cwilson.fastmail.fm>
+
+ * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
+ (libgcc.mvars): Don't depend on them.
+ * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
+ * exec-tool.in: New.
+
+2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
+
+ * doc/invoke.text (--help): Document --help=common.
+
+2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
+
+ * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
+
+2007-04-12 Richard Sandiford <richard@codesourcery.com>
+
+ * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
+ * genemit.c (main): Emit #include "integrate.h".
+ * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
+ (LOADGP_RTP): New mips_loadgp_style.
+ * config/mips/mips.h: Include config/vxworks-dummy.h.
+ (TARGET_RTP_PIC): New macro.
+ (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
+ (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
+ (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
+ for TARGET_RTP_PIC.
+ * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
+ -mvxworks-pic when using -mrtp and a PIC option.
+ * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
+ for RTP PIC.
+ (mips_symbolic_constant_p, mips_symbolic_address_p)
+ (mips_symbol_insns): Handle SYMBOL_HALF.
+ (override_options): Warn about -G and -mrtp being used together.
+ Initialize mips_lo_relocs[SYMBOL_HALF].
+ (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
+ (mips_emit_loadgp): Handle LOADGP_RTP.
+ (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
+ * config/mips/mips.md (loadgp_rtp): New insn and splitter.
+ (tablejump): Handle function-relative case table entries if
+ TARGET_RTP_PIC.
+ * config/mips/predicates.md (symbol_ref_operand): New predicate.
+
+2007-04-12 Richard Sandiford <richard@codesourcery.com>
+
+ * config/mips/mips.md (load_call<mode>): Allow any general register.
+ destination.
+ (sibcall_value_internal, sibcall_value_multiple_internal)
+ (call_value_internal, call_value_split, call_value_multiple_internal)
+ (call_value_multiple_split): Remove constraints from operand 0.
+
+2007-04-12 Richard Sandiford <richard@codesourcery.com>
+
+ * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
+ rather than loadgp_noshared.
+ * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
+ instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
+ gen_loadgp.
+ * config/mips/mips.md (loadgp): Rename to...
+ (loadgp_newabi): ...this.
+ (loadgp_noshared): Rename to...
+ (loadgp_absolute): ...this.
+
+2007-04-12 Richard Sandiford <richard@codesourcery.com>
+
+ * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
+ false for locally-binding symbols.
+ (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
+
+2007-04-12 Richard Sandiford <richard@codesourcery.com>
+
+ * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
+ (SYMBOL_GOT_PAGE_OFST): ...this.
+ (SYMBOL_GOT_GLOBAL): Rename to...
+ (SYMBOL_GOT_DISP): ...this.
+ (SYMBOL_GOTOFF_GLOBAL): Rename to...
+ (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
+ * config/mips/mips.c (mips_global_symbol_p): New function.
+ (mips_symbol_binds_local_p): Likewise.
+ (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
+ and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
+ and mips_symbol_binds_local_p.
+ (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
+ (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
+ SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
+ SYMBOL_GOTOFF_DISP.
+ (mips_ok_for_lazy_binding_p): New function.
+ (mips_load_call_address, mips_expand_call): Use it.
+ (mips_dangerous_for_la25_p): Likewise.
+ * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
+ (*got_disp<mode>): Use got_disp_operand instead of
+ global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
+ SYMBOL_GOTOFF_GLOBAL.
+ (*got_page<mode>): Use got_page_ofst_operand instead of
+ local_got_operand.
+ * config/mips/predicates.md (const_call_insn_operand): Use
+ SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
+ (global_got_operand): Rename to...
+ (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
+ SYMBOL_GOT_GLOBAL.
+ (local_got_operand): Rename to...
+ (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
+ of SYMBOL_GOT_LOCAL.
+
+2007-04-12 Richard Sandiford <richard@codesourcery.com>
+
+ * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
+ TARGET_CALL_CLOBBERED_GP.
+ (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
+ (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
+ (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
+ (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
+ of TARGET_ABICALLS && !TARGET_NEWABI.
+ (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
+ * config/mips/mips.c (mips_load_call_address): Check
+ TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
+ (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
+ Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
+ (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
+ TARGET_ABICALLS && TARGET_NEWABI.
+ (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
+ TARGET_ABICALLS.
+ (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
+ (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
+ TARGET_ABICALLS && TARGET_NEWABI.
+ (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
+ TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
+ TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
+ whether indirect calls must use $25.
+ (mips_extra_live_on_entry): Check TARGET_GOT instead of
+ TARGET_ABICALLS.
+ * config/mips/mips.md (jal_macro): Check flag_pic and
+ TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
+ (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
+ instead of TARGET_ABICALLS.
+ (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
+ TARGET_ABICALLS && TARGET_OLDABI.
+ (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
+ (sibcall): In the comment above the define_insn, mention
+ TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
+ * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
+ instead of TARGET_ABICALLS.
+
+2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * doc/md.texi (Blackfin family constraints): Document PA and PB.
+ * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
+ (MACFLAGS_MATCH_P): New macro.
+ * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
+ (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
+ * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
+ the other MACFLAG constants.
+ (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
+ (flag_machi): Tighten constraints. Renumber some of the operands.
+ (flag_machi_acconly): Tighten constraints. Correct operand numbers in
+ output template.
+ (flag_machi_parts_acconly): New pattern.
+ (flag_macinithi): Tighten constraints. Allow any accumulator to be
+ used.
+ (flag_macinit1hi): Tighten constraints.
+ (flag_mul_macv2hi_parts_acconly): New pattern.
+
+ * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
+ Use a more efficient implementation.
+ * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
+ inline sequences when not optimizing for size.
+
+ * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
+ movhi_high2low): Delete, merge functionality into...
+ (packv2hi): ... this pattern.
+
+ 2007-02-11 Jie Zhang <jie.zhang@analog.com>
+ * config/bfin/bfin.opt (msim): New option.
+ (mcpu=): New option.
+ * config/bfin/bfin-protos.h (enum bfin_cpu): New.
+ (bfin_cpu_t): Typedef of enum bfin_cpu.
+ (bfin_cpu_type): New declaration.
+ * config/bfin/elf.h (STARTFILE_SPEC): Add support for
+ -msim and -mcpu= options.
+ (LIB_SPEC): Likewise.
+ * config/bfin/bfin.c (bfin_cpu_type): Define.
+ (bfin_handle_option): Handle -mcpu= option.
+ * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
+ (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
+ __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
+
+2007-04-12 Richard Sandiford <richard@codesourcery.com>
+
+ * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
+ (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
+ (powerpc-wrs-vxworksae): Use ${tm_file}.
+ (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
+ after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
+ * config/i386/vx-common.h: New file.
+
+2007-04-12 Richard Sandiford <richard@codesourcery.com>
+
+ * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
+ of crt0.o%s.
+
+2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
+ ldxtr.
+
+2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
+
+ PR c++/31078
+ PR c++/31103
+ * c-common.c (c_build_qualified_type): Set canonical type
+ appropriately.
+
+2007-04-12 Richard Guenther <rguenther@suse.de>
+
+ * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
+ lower bound and element size if lower bound is not zero
+ or either of the ARRAY_REF operands is set.
+
+2007-04-12 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/24689
+ PR tree-optimization/31307
+ * fold-const.c (operand_equal_p): Compare INTEGER_CST array
+ indices by value.
+ * gimplify.c (canonicalize_addr_expr): To be consistent with
+ gimplify_compound_lval only set operands two and three of
+ ARRAY_REFs if they are not gimple_min_invariant. This makes
+ it never at this place.
+ * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
+
+2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
+ null before emitting a .nsubspa directive.
+
+2007-04-11 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
+ need_to_partition_p if there are no memory statements in the
+ function.
+
+2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
+ (gcd_of_steps_may_divide_p): New function.
+ (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
+
+2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * reload.c (find_reloads_toplev, find_reloads_address,
+ find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
+ not a pointer equality test, to decide if we need to call
+ push_reg_equiv_alt_mem.
+
+2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
+
+ * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
+ insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
+ (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
+
+2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * tree-data-ref.c (add_multivariate_self_dist): Force the distance
+ vector to be positive.
+
+2007-04-11 Diego Novillo <dnovillo@redhat.com>
+
+ PR 30735
+ PR 31090
+ * doc/invoke.texi: Document --params max-aliased-vops and
+ avg-aliased-vops.
+ * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
+ debug_memory_partitions): Move to tree-flow.h
+ * params.h (AVG_ALIASED_VOPS): Define.
+ * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
+ users.
+ (mp_info_t): Likewise.
+ (get_mem_sym_stats_for): New.
+ (set_memory_partition): Move from tree-flow-inline.h.
+ (mark_non_addressable): Only clear the set of symbols for the
+ partition if it exists.
+ (dump_memory_partitions): Move from tree-ssa-operands.c
+ (debug_memory_partitions): Likewise.
+ (need_to_partition_p): New.
+ (dump_mem_ref_stats): New.
+ (debug_mem_ref_stats): New.
+ (dump_mem_sym_stats): New.
+ (debug_mem_sym_stats): New.
+ (update_mem_sym_stats_from_stmt): New.
+ (compare_mp_info_entries): New.
+ (mp_info_cmp): Call it.
+ (sort_mp_info): Change argument to a list of mem_sym_stats_t
+ objects.
+ (get_mpt_for): Move from tree-ssa-operands.c.
+ (find_partition_for): New.
+ (create_partition_for): Remove.
+ (estimate_vop_reduction): New.
+ (update_reference_counts): New.
+ (build_mp_info): New.
+ (compute_memory_partitions): Refactor.
+ Document new heuristic.
+ Call build_mp_info, update_reference_counts,
+ find_partition_for and estimate_vop_reduction.
+ (compute_may_aliases): Populate virtual operands before
+ calling debugging dumps.
+ (delete_mem_sym_stats): New.
+ (delete_mem_ref_stats): New.
+ (init_mem_ref_stats): New.
+ (init_alias_info): Call it.
+ (maybe_create_global_var): Remove alias_info argument.
+ Get number of call sites and number of pure/const call sites
+ from gimple_mem_ref_stats().
+ (dump_alias_info): Call dump_memory_partitions first.
+ (dump_points_to_info_for): Show how many times a pointer has
+ been dereferenced.
+ * opts.c (decode_options): For -O2 set --param
+ max-aliased-vops to 500.
+ For -O3 set --param max-aliased-vops to 1000 and --param
+ avg-aliased-vops to 3.
+ * fortran/options.c (gfc_init_options): Remove assignment to
+ MAX_ALIASED_VOPS.
+ * tree-flow-inline.h (gimple_mem_ref_stats): New.
+ * tree-dfa.c (dump_variable): Dump memory reference
+ statistics.
+ Dump NO_ALIAS* settings.
+ (referenced_var_lookup): Tidy.
+ (mem_sym_stats): New.
+ * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
+ and ORIG are different SSA names for a memory partition.
+ * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
+ * tree-flow.h (struct mem_sym_stats_d): Define.
+ (mem_sym_stats_t): Define.
+ (struct mem_ref_stats_d): Define.
+ (struct gimple_df): Add field mem_ref_stats.
+ (enum noalias_state): Define.
+ (struct var_ann_d): Add bitfield noalias_state.
+ (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
+ debug_mem_ref_stats, debug_memory_partitions,
+ debug_mem_sym_stats): Declare.
+ * tree-ssa-structalias.c (update_alias_info): Update call
+ sites, pure/const call sites and asm sites in structure
+ returned by gimple_mem_ref_stats.
+ Remove local variable IS_POTENTIAL_DEREF.
+ Increase NUM_DEREFS if the memory expression is a potential
+ dereference.
+ Call update_mem_sym_stats_from_stmt.
+ If the memory references memory, call
+ update_mem_sym_stats_from_stmt for all the direct memory
+ symbol references found.
+ (intra_create_variable_infos): Set noalias_state field for
+ pointer arguments according to the value of
+ flag_argument_noalias.
+ * tree-ssa-structalias.h (struct alias_info): Remove fields
+ num_calls_found and num_pure_const_calls_found.
+ (update_mem_sym_stats_from_stmt): Declare.
+ * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
+ Set default value to 100.
+ (PARAM_AVG_ALIASED_VOPS): Define.
+
+2007-04-11 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/31530
+ * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
+ a * -b + c as c - a * b if we honor sign dependent rounding.
+
+2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
+ bfin_expand_strmov.
+ * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
+ bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
+ variables.
+ (initialize_trampoline): Don't use old-style function definition.
+ (bfin_secondary_reload): Mark IN_P argument as unused.
+
+2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
+
+ PR tree-optimization/31343
+ * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
+ (build_polynomial_chrec): Return a scalar when the evolution is zero.
+ * testsuite/gcc.dg/vect/pr31343.c: New.
+
+2007-04-10 Eric Christopher <echristo@apple.com>
+
+ * config/i386/i386.h (X87_FLOAT_MODE_P): New.
+ * config/i386/i386.md (*cmpfp0): Use.
+ (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
+ (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
+ (fix_trunc<mode>_i386_fisttp): Ditto.
+ (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
+ (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
+ (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
+ (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
+ (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
+ (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
+ (unnamed_splitters): Ditto.
+ * config/i386/i386.c (output_fix_trunc): Assert that
+ we're not being passed a TFmode operand.
+
+2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/31526
+ * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
+ n_basic_blocks to find newly added blocks.
+
+2007-04-10 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
+ alternative.
+ (fix_trunc<mode>si_sse): Ditto.
+ (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
+ (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
+ (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
+ (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
+ (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
+ expander using SSEMODEF mode macro.
+ (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
+ expander using SSEMODEF mode macro.
+ (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
+ *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
+ (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
+ *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
+ (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
+ *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
+ (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
+ Macroize insn using X87MODEF mode macro.
+
+2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/sse.md (sse2_pinsrw): Removed.
+ (sse2_pextrw): Renamed to ...
+ (*sse2_pextrw): This.
+
+2007-04-09 Jan Hubicka <jh@suse.cz>
+
+ PR target/27869
+ * config/i386/sse.md
+ (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
+ (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
+ (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
+ (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
+
+2007-04-09 Jan Hubicka <jh@suse.cz>
+
+ * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
+ multiple fields of union.
+
+2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
+ (create_preheaders): Check that loops are available.
+ (fix_loop_structure): Clean up, improve comments.
+ * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
+ Check that loops are available. Set LOOP_CLOSED_SSA to the loops
+ state flags.
+ * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
+ * predict.c (tree_estimate_probability): Do not call
+ calculate_dominance_info. Call create_preheaders.
+ * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
+ rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
+ flags.
+ * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
+ * cfgloop.h (LOOP_CLOSED_SSA): New constant.
+ * tree-cfg.c (tree_split_edge): Make an assert more precise.
+ * tree-ssa-threadedge.c (thread_across_edge): Comment the function
+ arguments.
+
+2007-04-08 Jan Hubicka <jh@suse.cz>
+
+ * tree.h (maybe_fold_offset_to_component_ref): Declare.
+ * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
+ * fold-const.c (fold_unary): Use it.
+
+2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ * varasm.c (assemble_variable): Remove call to
+ lang_hooks.decls.prepare_assemble_variable.
+ * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
+ (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
+ * langhooks.h (lang_hooks_for_decls): Remove
+ prepare_assemble_variable.
+
+2007-04-08 Mike Stump <mrs@apple.com>
+
+ * config/i386/i386.c: Use inc/dec on Core2.
+
+2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
+
+ * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
+ lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
+ lhd_tree_inlining_end_inlining): Remove.
+ * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
+ add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
+ end_inlining hooks.
+ * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
+ lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
+ lhd_tree_inlining_end_inlining): Remove prototypes.
+ (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
+ LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
+ LANG_HOOKS_TREE_INLINING_START_INLINING,
+ LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
+
+ * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
+ not set it.
+
+2007-04-08 Anatoly Sokolov <aesok@post.ru>
+
+ PR target/29932
+ * config/avr/predicates.md (io_address_operand): Delete predicate.
+ (low_io_address_operand): Don't use 'mode' argument.
+ (higth_io_address_operand): Rename ...
+ (high_io_address_operand): ... to this. Don't use 'mode' argument.
+ * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
+ for above change.
+
+2007-04-07 Daniel Berlin <dberlin@dberlin.org>
+
+ Revert change removing staticp.
+
+2007-04-07 Anatoly Sokolov <aesok@post.ru>
+
+ PR target/30289
+ * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
+ earlyclobber.
+
+2007-04-07 Bruce Korb <bkorb@gnu.org>
+
+ * c.opt: Add -Wformat-contains-nul.
+ * c-format.c (set_Wformat): Set warn_format_contains_nul to the
+ -Wformat setting.
+ (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
+ the NUL byte warning.
+
+2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
+
2007-04-06 Daniel Berlin <dberlin@dberlin.org>
* tree.c (staticp): No longer use staticp langhook.
* langhooks.h (lang_hooks): Remove safe_from_p.
(lhd_safe_from_p): Remove prototype.
* langhooks.c (lhd_safe_from_p): Remove.
-
+
2007-04-06 Jan Hubicka <jh@suse.cz>
* cgraphunit.c (decide_is_function_needed): Do not keep always_inline
2007-04-05 Anatoly Sokolov <aesok@post.ru>
PR target/25448
- * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
+ * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
DECL_ASSEMBLER_NAME, not the DECL_NAME.
2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
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