gcc/ChangeLog

   1 2011-06-13  Jan Hubicka  <jh@suse.cz>
   2
   3         * cgraphunit.c (handle_alias_pairs): New function.
   4         (cgraph_finalize_compilation_unit): Use it.
   5         * ipa.c (cgraph_externally_visible_p): Remove hack marking asm names
   6         as externally visible.
   7
   8 2011-06-15  Richard Guenther  <rguenther@suse.de>
   9
  10         * expr.c (expand_expr_real_2): Reduce all integral types to
  11         bitfield precision.
  12         (expand_expr_real_1): Likewise.
  13
  14 2011-06-15  Martin Jambor  <mjambor@suse.cz>
  15
  16         PR tree-optimization/48613
  17         * ipa-prop.c (ipa_prop_write_jump_functions): Return immediately if
  18         ipa_node_params_vector is NULL.
  19
  20 2011-06-15  Jakub Jelinek  <jakub@redhat.com>
  21
  22         PR debug/49382
  23         * dwarf2out.c (dw_loc_list_node): Add force field.
  24         (add_var_loc_to_decl): For PARM_DECL, attempt to keep
  25         the incoming location in the list, even if it is modified
  26         before first real insn.
  27         (output_loc_list): Emit empty ranges with force flag set.
  28         (dw_loc_list): If first range of a PARM_DECL is empty,
  29         set force flag.
  30
  31 2011-06-15  Alexander Monakov  <amonakov@ispras.ru>
  32
  33         PR target/49349
  34         * sel-sched.c (find_place_for_bookkeeping): Add new parameter
  35         (fence_to_rewind).  Use it to notice when bookkeeping will be placed
  36         above a fence.  Update comments.
  37         (generate_bookkeeping_insn): Rewind fence when bookkeeping code is
  38         placed just above it.  Do not allow NULL place_to_insert.
  39
  40 2011-06-15  Ira Rosen  <ira.rosen@linaro.org>
  41
  42         * tree-vect-loop-manip.c (remove_dead_stmts_from_loop): Remove.
  43         (slpeel_tree_peel_loop_to_edge): Don't call
  44         remove_dead_stmts_from_loop.
  45         * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
  46         remove irrelevant pattern statements.  For irrelevant statements
  47         check if it is the last statement of a detected pattern, use
  48         corresponding pattern statement instead.
  49         (destroy_loop_vec_info): No need to remove pattern statements,
  50         only free stmt_vec_info.
  51         (vect_transform_loop): For irrelevant statements check if it is
  52         the last statement of a detected pattern, use corresponding
  53         pattern statement instead.
  54         * tree-vect-patterns.c (vect_pattern_recog_1): Don't insert
  55         pattern statements.  Set basic block for the new statement.
  56         (vect_pattern_recog): Update documentation.
  57         * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Scan
  58         operands of pattern statements.
  59         (vectorizable_call): Fix printing.  In case of a pattern statement
  60         use the lhs of the original statement when creating a dummy
  61         statement to replace the original call.
  62         (vect_analyze_stmt): For irrelevant statements check if it is
  63         the last statement of a detected pattern, use corresponding
  64         pattern statement instead.
  65         * tree-vect-slp.c (vect_schedule_slp_instance): For pattern
  66         statements use gsi of the original statement.
  67
  68 2011-06-14  Joseph Myers  <joseph@codesourcery.com>
  69
  70         * target-def.h (TARGET_HAVE_NAMED_SECTIONS): Move to
  71         common/common-target-def.h.
  72         * target.def (default_target_flags, handle_option,
  73         supports_split_stack, optimization_table, init_struct,
  74         except_unwind_info, unwind_tables_default, have_named_sections):
  75         Move to common/common-target.def.
  76         * target.h (enum opt_levels, struct default_options): Move to
  77         common/common-target.h.
  78         * targhooks.c (default_except_unwind_info,
  79         dwarf2_except_unwind_info, sjlj_except_unwind_info,
  80         default_target_handle_option, empty_optimization_table): Move to
  81         common/common-targhooks.c.
  82         * targhooks.h (default_except_unwind_info,
  83         dwarf2_except_unwind_info, sjlj_except_unwind_info,
  84         default_target_handle_option, empty_optimization_table): Move to
  85         common/common-targhooks.h.
  86         * common/common-target-def.h: Include common/common-targhooks.h.
  87         (TARGET_HAVE_NAMED_SECTIONS): Define if TARGET_ASM_NAMED_SECTION
  88         defined.
  89         * common/common-target.def (handle_option, option_init_struct,
  90         option_optimization_table, default_target_flags,
  91         except_unwind_info, supports_split_stack, unwind_tables_default,
  92         have_named_sections): Move from target.def.
  93         (HOOK_PREFIX): Undefine at end of file.
  94         * common/common-target.h: Include input.h.
  95         (enum opt_levels, struct default_options): Move from target.h.
  96         * common/common-targhooks.c, common/common-targhooks.h: New.
  97         * config.gcc (target_has_targetm_common): Default to yes.
  98         (moxie*): Set target_has_targetm_common=no.
  99         (hppa*-*-*): Don't set target_has_targetm_common=yes.
 100         * doc/tm.texi: Regenerate.
 101         * Makefile.in (COMMON_TARGET_H): Add $(INPUT_H).
 102         (C_TARGET_DEF_H): Add common/common-targhooks.h.
 103         (GCC_OBJS): Remove vec.o.
 104         (OBJS): Remove hooks.o and vec.o.
 105         (OBJS-libcommon-target): Add vec.o, hooks.o and
 106         common/common-targhooks.o.
 107         (c-family/c-common.o, c-family/c-cppbuiltin.o, lto-opts.o, tree.o,
 108         tree-tailcall.o, opts.o, toplev.o, varasm.o, function.o, except.o,
 109         expr.o, explow.o, dbxout.o, dwarf2out.o, cfgrtl.o, haifa-sched.o,
 110         cfglayout.o, $(out_object_file), $(common_out_object_file)):
 111         Update dependencies.
 112         (common/common-targhooks.o): New.
 113         * common/config/default-common.c: Include tm.h.  Add FIXME
 114         comment.
 115         * common/config/pa/pa-common.c: Include more headers.  Take
 116         copyright dates from pa.c.
 117         (pa_option_optimization_table, pa_handle_option,
 118         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_DEFAULT_TARGET_FLAGS,
 119         TARGET_HANDLE_OPTION): Move from pa.c.
 120         * common/config/alpha/alpha-common.c,
 121         common/config/arm/arm-common.c, common/config/avr/avr-common.c,
 122         common/config/bfin/bfin-common.c,
 123         common/config/cris/cris-common.c,
 124         common/config/fr30/fr30-common.c, common/config/frv/frv-common.c,
 125         common/config/h8300/h8300-common.c,
 126         common/config/i386/i386-common.c,
 127         common/config/ia64/ia64-common.c,
 128         common/config/iq2000/iq2000-common.c,
 129         common/config/lm32/lm32-common.c,
 130         common/config/m32c/m32c-common.c,
 131         common/config/m32r/m32r-common.c,
 132         common/config/m68k/m68k-common.c,
 133         common/config/mcore/mcore-common.c,
 134         common/config/mep/mep-common.c,
 135         common/config/microblaze/microblaze-common.c,
 136         common/config/mips/mips-common.c,
 137         common/config/mmix/mmix-common.c,
 138         common/config/mn10300/mn10300-common.c,
 139         common/config/pdp11/pdp11-common.c,
 140         common/config/picochip/picochip-common.c,
 141         common/config/rs6000/rs6000-common.c,
 142         common/config/rx/rx-common.c, common/config/s390/s390-common.c,
 143         common/config/score/score-common.c, common/config/sh/sh-common.c,
 144         common/config/sparc/sparc-common.c,
 145         common/config/spu/spu-common.c, common/config/v850/v850-common.c,
 146         common/config/vax/vax-common.c,
 147         common/config/xstormy16/xstormy16-common.c,
 148         common/config/xtensa/xtensa-common.c: New.
 149         * config/alpha/alpha.c: Include common/common-target.h.
 150         (alpha_option_optimization_table, alpha_handle_option,
 151         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
 152         TARGET_OPTION_OPTIMIZATION_TABLE): Move to alpha-common.c.
 153         * config/arm/arm-protos.h (arm_except_unwind_info): Declare.
 154         * config/arm/arm.c (arm_option_optimization_table,
 155         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
 156         TARGET_EXCEPT_UNWIND_INFO, arm_except_unwind_info): Move to
 157         arm-common.c.
 158         * config/avr/avr.c (avr_option_optimization_table,
 159         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move
 160         to avr-common.c.
 161         * config/bfin/bfin.c (struct bfin_cpu): Move to bfin.h.
 162         (bfin_cpus, bfin_handle_option, TARGET_HANDLE_OPTION,
 163         TARGET_DEFAULT_TARGET_FLAGS): Move to bfin-common.c.
 164         * config/bfin/bfin.h struct bfin_cpu): Move from bfin.c.
 165         * config/cris/cris.c (cris_option_optimization_table,
 166         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
 167         TARGET_OPTION_OPTIMIZATION_TABLE, cris_handle_option): Move to
 168         cris-common.c.
 169         * config/fr30/fr30.c (fr30_option_optimization_table,
 170         TARGET_EXCEPT_UNWIND_INFO, TARGET_OPTION_OPTIMIZATION_TABLE): Move
 171         to fr30-common.c.
 172         * config/frv/frv.c (frv_option_optimization_table,
 173         MASK_DEFAULT_ALLOC_CC, TARGET_DEFAULT_TARGET_FLAGS,
 174         TARGET_OPTION_OPTIMIZATION_TABLE): Move to frv-common.c.
 175         * config/h8300/h8300.c (h8300_option_optimization_table,
 176         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
 177         TARGET_EXCEPT_UNWIND_INFO): Move to h8300-common.c.
 178         * config/i386/i386-protos.h (ix86_handle_option): Declare.
 179         * config/i386/i386.c: Include common/common-target.h.
 180         (OPTION_MASK_ISA_MMX_SET, OPTION_MASK_ISA_3DNOW_SET,
 181         OPTION_MASK_ISA_SSE_SET, OPTION_MASK_ISA_SSE2_SET,
 182         OPTION_MASK_ISA_SSE3_SET, OPTION_MASK_ISA_SSSE3_SET,
 183         OPTION_MASK_ISA_SSE4_1_SET, OPTION_MASK_ISA_SSE4_2_SET,
 184         OPTION_MASK_ISA_AVX_SET, OPTION_MASK_ISA_FMA_SET,
 185         OPTION_MASK_ISA_SSE4_SET, OPTION_MASK_ISA_SSE4A_SET,
 186         OPTION_MASK_ISA_FMA4_SET, OPTION_MASK_ISA_XOP_SET,
 187         OPTION_MASK_ISA_LWP_SET, OPTION_MASK_ISA_AES_SET,
 188         OPTION_MASK_ISA_PCLMUL_SET, OPTION_MASK_ISA_ABM_SET,
 189         OPTION_MASK_ISA_BMI_SET, OPTION_MASK_ISA_TBM_SET,
 190         OPTION_MASK_ISA_POPCNT_SET, OPTION_MASK_ISA_CX16_SET,
 191         OPTION_MASK_ISA_SAHF_SET, OPTION_MASK_ISA_MOVBE_SET,
 192         OPTION_MASK_ISA_CRC32_SET, OPTION_MASK_ISA_FSGSBASE_SET,
 193         OPTION_MASK_ISA_RDRND_SET, OPTION_MASK_ISA_F16C_SET,
 194         OPTION_MASK_ISA_MMX_UNSET, OPTION_MASK_ISA_3DNOW_UNSET,
 195         OPTION_MASK_ISA_3DNOW_A_UNSET, OPTION_MASK_ISA_SSE_UNSET,
 196         OPTION_MASK_ISA_SSE2_UNSET, OPTION_MASK_ISA_SSE3_UNSET,
 197         OPTION_MASK_ISA_SSSE3_UNSET, OPTION_MASK_ISA_SSE4_1_UNSET,
 198         OPTION_MASK_ISA_SSE4_2_UNSET, OPTION_MASK_ISA_AVX_UNSET,
 199         OPTION_MASK_ISA_FMA_UNSET, OPTION_MASK_ISA_SSE4_UNSET,
 200         OPTION_MASK_ISA_SSE4A_UNSET, OPTION_MASK_ISA_FMA4_UNSET,
 201         OPTION_MASK_ISA_XOP_UNSET, OPTION_MASK_ISA_LWP_UNSET,
 202         OPTION_MASK_ISA_AES_UNSET, OPTION_MASK_ISA_PCLMUL_UNSET,
 203         OPTION_MASK_ISA_ABM_UNSET, OPTION_MASK_ISA_BMI_UNSET,
 204         OPTION_MASK_ISA_TBM_UNSET, OPTION_MASK_ISA_POPCNT_UNSET,
 205         OPTION_MASK_ISA_CX16_UNSET, OPTION_MASK_ISA_SAHF_UNSET,
 206         OPTION_MASK_ISA_MOVBE_UNSET, OPTION_MASK_ISA_CRC32_UNSET,
 207         OPTION_MASK_ISA_FSGSBASE_UNSET, OPTION_MASK_ISA_RDRND_UNSET,
 208         OPTION_MASK_ISA_F16C_UNSET, ix86_handle_option,
 209         ix86_option_optimization_table, ix86_option_init_struct,
 210         ix86_supports_split_stack, TARGET_DEFAULT_TARGET_FLAGS,
 211         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
 212         TARGET_OPTION_INIT_STRUCT, TARGET_SUPPORTS_SPLIT_STACK): Move to
 213         i386-common.c.
 214         * config/i386/t-i386 (i386.o): Update dependencies.
 215         * config/ia64/ia64-protos.h (ia64_except_unwind_info): Declare.
 216         * config/ia64/ia64.c (ia64_option_optimization_table,
 217         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO,
 218         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
 219         ia64_handle_option): Move to ia64-common.c.
 220         * config/iq2000/iq2000.c (iq2000_option_optimization_table,
 221         TARGET_OPTION_OPTIMIZATION_TABLE): Move to iq2000-common.c.
 222         * config/lm32/lm32.c (lm32_option_optimization_table,
 223         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move
 224         to lm32-common.c.
 225         * config/m32c/m32c.c (TARGET_HAVE_NAMED_SECTIONS): Move to
 226         m32c-common.c.
 227         * config/m32r/m32r.c (m32r_option_optimization_table,
 228         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
 229         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO,
 230         m32r_handle_option): Move to m32r-common.c.
 231         (m32r_memory_move_cost): Remove comment referring to
 232         TARGET_HANDLE_OPTION.
 233         * config/m68k/m68k.c (TARGET_HANDLE_OPTION, m68k_handle_option):
 234         Move to m68k-common.c.
 235         * config/mcore/mcore.c (mcore_option_optimization_table,
 236         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
 237         TARGET_EXCEPT_UNWIND_INFO): Move to mcore-common.c.
 238         * config/mep/mep.c (mep_option_optimization_table,
 239         mep_handle_option, TARGET_HANDLE_OPTION,
 240         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_DEFAULT_TARGET_FLAGS):
 241         Move to mep-common.c.
 242         * config/microblaze/microblaze.c
 243         (microblaze_option_optimization_table,
 244         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
 245         TARGET_EXCEPT_UNWIND_INFO): Move to microblaze-common.c.
 246         * config/mips/mips.c (mips_handle_option,
 247         mips_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE,
 248         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Move to
 249         mips-common.c.
 250         * config/mmix/mmix.c (mmix_option_optimization_table,
 251         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE):
 252         Move to mmix-common.c.
 253         * config/mn10300/mn10300.c (mn10300_option_optimization_table,
 254         mn10300_handle_option, TARGET_EXCEPT_UNWIND_INFO,
 255         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
 256         TARGET_OPTION_OPTIMIZATION_TABLE): Move to mn10300-common.c.
 257         * config/pa/pa.c: Include common/common-target.h.
 258         (pa_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE,
 259         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
 260         pa_handle_option): Move to pa-common.c.
 261         (pa_option_override): Use targetm_common.except_unwind_info.
 262         (pa_asm_output_mi_thunk, pa_function_section): Use
 263         targetm_common.have_named_sections.
 264         * config/pdp11/pdp11.c (pdp11_option_optimization_table,
 265         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
 266         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_OPTION_INIT_STRUCT,
 267         pdp11_handle_option, pdp11_option_init_struct): Move to
 268         pdp11-common.c.
 269         * config/picochip/picochip.c (picochip_option_optimization_table,
 270         TARGET_HAVE_NAMED_SECTIONS, TARGET_OPTION_OPTIMIZATION_TABLE,
 271         TARGET_EXCEPT_UNWIND_INFO): Move to picochip-common.c.
 272         * config/rs6000/rs6000.c: Include common/common-target.h.
 273         (rs6000_option_optimization_table, TARGET_HANDLE_OPTION,
 274         TARGET_OPTION_INIT_STRUCT, TARGET_OPTION_OPTIMIZATION_TABLE,
 275         TARGET_DEFAULT_TARGET_FLAGS, rs6000_option_init_struct,
 276         rs6000_handle_option): Move to rs6000-common.c.
 277         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
 278         * config/rx/rx.c (rx_handle_option, rx_option_optimization_table,
 279         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
 280         TARGET_EXCEPT_UNWIND_INFO): Move to rx-common.c.
 281         * config/s390/s390.c (processor_flags_table,
 282         s390_option_optimization_table, s390_option_init_struct,
 283         s390_handle_option, TARGET_DEFAULT_TARGET_FLAGS,
 284         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
 285         TARGET_OPTION_INIT_STRUCT): Move to s390-common.c.
 286         * config/s390/s390.h (processor_flags_table): Declare.
 287         * config/score/score.c (score_option_optimization_table,
 288         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
 289         TARGET_OPTION_OPTIMIZATION_TABLE, MASK_ALL_CPU_BITS,
 290         score_handle_option): Move to score-common.c.
 291         * config/sh/sh.c (sh_option_optimization_table,
 292         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_OPTION_INIT_STRUCT,
 293         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
 294         sh_handle_option, sh_option_init_struct): Move to sh-common.c.
 295         * config/sparc/sparc.c: Include common/common-target.h.
 296         (sparc_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS,
 297         TARGET_OPTION_OPTIMIZATION_TABLE): Move to sparc-common.c.
 298         * config/spu/spu.c (TARGET_DEFAULT_TARGET_FLAGS,
 299         TARGET_OPTION_INIT_STRUCT, TARGET_EXCEPT_UNWIND_INFO,
 300         spu_option_init_struct): Move to spu-common.c.
 301         * config/stormy16/stormy16.c (xstorym16_option_optimization_table,
 302         TARGET_OPTION_OPTIMIZATION_TABLE): Move to xstormy16-common.c.
 303         * config/v850/v850.c (small_memory_physical_max,
 304         v850_handle_memory_optionn v850_handle_option,
 305         v850_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS,
 306         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE): Move to
 307         v850-common.c.
 308         * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Move to
 309         vax-common.c.
 310         * config/xtensa/xtensa.c (xtensa_option_optimization_table,
 311         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE):
 312         Move to xtensa-common.c.
 313         * cfglayout.c: Include common/common-target.h.
 314         (fixup_reorder_chain): Use targetm_common.have_named_sections.
 315         * cfgrtl.c: Include common/common-target.h.
 316         (force_nonfallthru_and_redirect, commit_one_edge_insertion): Use
 317         targetm_common.have_named_sections.
 318         * dbxout.c: Include common/common-target.h.
 319         (dbxout_function_end): Use targetm_common.have_named_sections.
 320         * defaults.h (STACK_OLD_CHECK_PROTECT, STACK_CHECK_PROTECT): Use
 321         targetm_common.except_unwind_info.
 322         * dwarf2out.c: Include common/common-target.h.
 323         (dwarf2out_do_frame, dwarf2out_do_cfi_asm,
 324         dwarf2out_begin_prologue, dwarf2out_frame_init,
 325         dwarf2out_frame_finish, dwarf2out_assembly_start): Use
 326         targetm_common.except_unwind_info.
 327         * except.c: Include common/common-target.h.
 328         (init_eh, finish_eh_generation,
 329         output_one_function_exception_table): Use
 330         targetm_common.except_unwind_info.
 331         (switch_to_exception_section): Use
 332         targetm_common.have_named_sections.
 333         * explow.c: Include common/common-target.h.
 334         * expr.c: Include common/common-target.h.
 335         (build_personality_function): Use
 336         targetm_common.except_unwind_info.
 337         * function.c: Include common/common-target.h.
 338         (expand_function_end): Use targetm_common.except_unwind_info.
 339         * haifa-sched.c: Include common/common-target.h.
 340         (sched_create_recovery_edges): Use
 341         targetm_common.have_named_sections.
 342         * lto-opts.c: Include common/common-target.h instead of target.h.
 343         (lto_reissue_options): Use targetm_common.handle_option.
 344         * opts.c: Include common/common-target.h.
 345         (target_handle_option): Use targetm_common.handle_option.
 346         (init_options_struct): Update comment referring to
 347         targetm.target_option.optimization.  Use
 348         targetm_common.default_target_flags,
 349         targetm_common.unwind_tables_default and
 350         targetm_common.option_init_struct.
 351         (default_options_optimization): Use
 352         targetm_common.option_optimization_table.
 353         (finish_options): Use targetm_common.except_unwind_info,
 354         targetm_common.unwind_tables_default,
 355         targetm_common.have_named_sections and
 356         targetm_common.supports_split_stack.
 357         * toplev.c: Include common/common-target.h.
 358         (process_options): Use targetm_common.have_named_sections.
 359         * tree-tailcall.c: Include common/common-target.h.
 360         (suitable_for_tail_call_opt_p): Use
 361         targetm_common.except_unwind_info.
 362         * tree.c: Include common/common-target.h.
 363         (build_common_builtin_nodes): Use
 364         targetm_common.except_unwind_info.
 365         * varasm.c: Include common/common-target.h.
 366         (resolve_unique_section, hot_function_section,
 367         default_function_section): Use targetm_common.have_named_sections.
 368
 369 2011-06-14  Easwaran Raman  <eraman@google.com>
 370
 371         PR rtl-optimization/44194
 372         * dse.c: Include tree-flow.h
 373         (insn_info): Add new field non_frame_wild_read.
 374         (group_info): Add new fields escaped_n and escaped_p.
 375         (kill_on_calls): New variable.
 376         (get_group_info): Initialize gi->escaped_n and gi->escaped_p.
 377         (dse_step0): Initialize kill_on_calls.
 378         (can_escape): New function.
 379         (set_usage_bits): Add additional parameter; record information
 380         about escaped locations.
 381         (record_store): Pass EXPR corresponding to MEM to
 382         set_usage_bits.
 383         (dse_step2_nospill): Set kill_on_calls based on
 384         group->escaped_n and group->escaped_n.
 385         (add_wild_read): Refactor into...
 386         (reset_active_stores): ... New function, and
 387         (free_read_records): ... New function.
 388         (add_non_frame_wild_read): New function.
 389         (scan_insn): Call add_non_frame_wild_read on non-const calls.
 390         (scan_reads_nospill): Handle instructions with
 391         non_frame_wild_read.
 392         (dse_step5_nospill): Call scan_reads_nospill for instructions
 393         marked as non_frame_wild_read.
 394         (dse_step7): Free escaped_n, escaped_p and kill_on_calls
 395         bitmaps.
 396
 397 2011-06-14  Joseph Myers  <joseph@codesourcery.com>
 398
 399         * common/common-target-def.h, common/common-target.def,
 400         common/common-target.h, common/config/default-common.c,
 401         common/config/pa/pa-common.c: New files.
 402         * Makefile.in (common_out_file, common_out_object_file,
 403         COMMON_TARGET_H, COMMON_TARGET_DEF_H): New.
 404         (OBJS-libcommon-target): Include $(common_out_object_file).
 405         (prefix.o): Update dependencies.
 406         ($(common_out_object_file), common/common-target-hooks-def.h,
 407         s-common-target-hooks-def-h): New.
 408         (s-tm-texi): Also check timestamp on common-target.def.
 409         (build/genhooks.o): Update dependencies.
 410         * config.gcc (common_out_file, target_has_targetm_common): Define.
 411         * config/pa/som.h (ALWAYS_STRIP_DOTDOT): Replace with
 412         TARGET_ALWAYS_STRIP_DOTDOT.
 413         * configure.ac (common_out_object_file): Define.
 414         (common_out_file, common_out_object_file): Substitute.
 415         (common): Create directory.
 416         * configure: Regenerate.
 417         * doc/tm.texi.in (targetm_common): Document.
 418         (TARGET_ALWAYS_STRIP_DOTDOT): Add @hook entry.
 419         * doc/tm.texi: Regenerate.
 420         * genhooks.c (hook_array): Also include common/common-target.def.
 421         * prefix.c (tm.h): Don't include.
 422         (common/common-target.h): Include.
 423         (ALWAYS_STRIP_DOTDOT): Don't define.
 424         (update_path): Use targetm_common.always_strip_dotdot instead of
 425         ALWAYS_STRIP_DOTDOT.
 426         * system.h (ALWAYS_STRIP_DOTDOT): Poison.
 427
 428 2011-06-14  David Li  <davidxl@google.com>
 429
 430         * passes.c (execute_function_todo): Remove TODO_dump_func.
 431         (execute_one_pass): Remove TODO_dump_func.
 432         (execute_function_dump): New function.
 433         * tree-vrp.c: Remove TODO_dump_func.
 434         * regrename.c: Remove TODO_dump_func.
 435         * fwprop.c: Remove TODO_dump_func.
 436         * tree-into-ssa.c: Remove TODO_dump_func.
 437         * tree-complex.c: Remove TODO_dump_func.
 438         * tracer.c: Remove TODO_dump_func.
 439         * tree-loop-distribution.c: Remove TODO_dump_func.
 440         * postreload-gcse.c: Remove TODO_dump_func.
 441         * postreload.c: Remove TODO_dump_func.
 442         * tree-ssa-loop-ch.c: Remove TODO_dump_func.
 443         * tree-tailcall.c: Remove TODO_dump_func.
 444         * ipa-cp.c: Remove TODO_dump_func.
 445         * final.c: Remove TODO_dump_func.
 446         * tree-emutls.c: Remove TODO_dump_func.
 447         * omp-low.c: Remove TODO_dump_func.
 448         * tree-ssa-dse.c: Remove TODO_dump_func.
 449         * tree-ssa-uncprop.c: Remove TODO_dump_func.
 450         * auto-inc-dec.c: Remove TODO_dump_func.
 451         * reorg.c: Remove TODO_dump_func.
 452         * tree-ssa-copyrename.c: Remove TODO_dump_func.
 453         * tree-ssa-ccp.c: Remove TODO_dump_func.
 454         * compare-elim.c: Remove TODO_dump_func.
 455         * mode-switching.c: Remove TODO_dump_func.
 456         * modulo-sched.c: Remove TODO_dump_func.
 457         * tree-call-cdce.c: Remove TODO_dump_func.
 458         * cse.c: Remove TODO_dump_func.
 459         * web.c: Remove TODO_dump_func.
 460         * tree-stdarg.c: Remove TODO_dump_func.
 461         * lto-streamer-out.c: Remove TODO_dump_func.
 462         * tree-ssa-math-opts.c: Remove TODO_dump_func.
 463         * tree-ssa-dom.c: Remove TODO_dump_func.
 464         * tree-nrv.c: Remove TODO_dump_func.
 465         * loop-init.c: Remove TODO_dump_func.
 466         * gimple-low.c: Remove TODO_dump_func.
 467         * ipa-inline.c: Remove TODO_dump_func.
 468         * tree-ssa-sink.c: Remove TODO_dump_func.
 469         * jump.c: Remove TODO_dump_func.
 470         * ifcvt.c: Remove TODO_dump_func.
 471         * tree-ssa-loop.c: Remove TODO_dump_func.
 472         * recog.c: Remove TODO_dump_func.
 473         * dse.c: Remove TODO_dump_func.
 474         * tree-ssa-ifcombine.c: Remove TODO_dump_func.
 475         * matrix-reorg.c: Remove TODO_dump_func.
 476         * tree-eh.c: Remove TODO_dump_func.
 477         * regmove.c: Remove TODO_dump_func.
 478         * function.c: Remove TODO_dump_func.
 479         * tree-vectorizer.c: Remove TODO_dump_func.
 480         * ipa-split.c: Remove TODO_dump_func.
 481         * gcse.c: Remove TODO_dump_func.
 482         * tree-if-conv.c: Remove TODO_dump_func.
 483         * init-regs.c: Remove TODO_dump_func.
 484         * tree-ssa-phiopt.c: Remove TODO_dump_func.
 485         * implicit-zee.c: Remove TODO_dump_func.
 486         * lower-subreg.c: Remove TODO_dump_func.
 487         * bt-load.c: Remove TODO_dump_func.
 488         * tree-dfa.c: Remove TODO_dump_func.
 489         * except.c: Remove TODO_dump_func.
 490         * emit-rtl.c: Remove TODO_dump_func.
 491         * store-motion.c: Remove TODO_dump_func.
 492         * cfgexpand.c: Remove TODO_dump_func.
 493         * tree-cfgcleanup.c: Remove TODO_dump_func.
 494         * cfgcleanup.c: Remove TODO_dump_func.
 495         * tree-ssa-pre.c: Remove TODO_dump_func.
 496         * tree-sra.c: Remove TODO_dump_func.
 497         * tree-mudflap.c: Remove TODO_dump_func.
 498         * tree-ssa-copy.c: Remove TODO_dump_func.
 499         * cfglayout.c: Remove TODO_dump_func.
 500         * tree-ssa-forwprop.c: Remove TODO_dump_func.
 501         * tree-ssa-dce.c: Remove TODO_dump_func.
 502         * ira.c: Remove TODO_dump_func.
 503         * tree-ssa.c: Remove TODO_dump_func.
 504         * integrate.c: Remove TODO_dump_func.
 505         * tree-optimize.c: Remove TODO_dump_func.
 506         * tree-ssa-phiprop.c: Remove TODO_dump_func.
 507         * tree-object-size.c: Remove TODO_dump_func.
 508         * combine.c: Remove TODO_dump_func.
 509         * bb-reorder.c: Remove TODO_dump_func.
 510         * cprop.c: Remove TODO_dump_func.
 511         * var-tracking.c: Remove TODO_dump_func.
 512         * tree-profile.c: Remove TODO_dump_func.
 513         * tree-vect-generic.c: Remove TODO_dump_func.
 514         * reg-stack.c: Remove TODO_dump_func.
 515         * sched-rgn.c: Remove TODO_dump_func.
 516         * tree-ssa-structalias.c: Remove TODO_dump_func.
 517         * tree-switch-conversion.c: Remove TODO_dump_func.
 518         * tree-cfg.c: Remove TODO_dump_func.
 519         * tree-ssa-reassoc.c: Remove TODO_dump_func.
 520         * combine-stack-adj.c: Remove TODO_dump_func.
 521         * dce.c: Remove TODO_dump_func.
 522         * tree-ssanames.c: Remove TODO_dump_func.
 523         * regcprop.c: Remove TODO_dump_func.
 524
 525 2011-06-14  H.J. Lu  <hongjiu.lu@intel.com>
 526
 527         PR middle-end/47364
 528         * builtins.c (expand_builtin_strlen): Expand strlen to Pmode
 529         and properly handle result not in Pmode.
 530
 531 2011-06-14  Robert Millan  <rmh@gnu.org>
 532
 533         * config/i386/kfreebsd-gnu.h: Resync with `config/i386/linux.h'.
 534         * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER): Resync with
 535         `config/linux.h'.
 536
 537         * config/i386/kfreebsd-gnu64.h: New file.
 538         * config.gcc (x86_64-*-kfreebsd*-gnu): Replace `i386/kfreebsd-gnu.h'
 539         with `i386/kfreebsd-gnu64.h'.
 540
 541         * config/i386/linux64.h (GNU_USER_LINK_EMULATION32)
 542         (GNU_USER_LINK_EMULATION64): New macros.
 543         * config/i386/gnu-user64.h (LINK_SPEC): Rely on
 544         `GNU_USER_LINK_EMULATION32' and `GNU_USER_LINK_EMULATION64' instead
 545         of hardcoding `elf_i386' and `elf_x86_64'.
 546
 547 2011-06-14  Nick Clifton  <nickc@redhat.com>
 548
 549         PR target/49403
 550         * config/v850/v850.c (v850_memory_move_cost): Add reg_class_t parameter.
 551
 552         PR target/49402
 553         * config.gcc(v850*-*-*): Avoid duplication of v850.opt.
 554
 555 2011-06-14  Jakub Jelinek  <jakub@redhat.com>
 556
 557         PR fortran/49103
 558         * tree.h (DECL_NONSHAREABLE): Define.
 559         (struct tree_decl_common): Change decl_common_unused to
 560         decl_nonshareable_flag.
 561         * cfgexpand.c (expand_used_vars_for_block, clear_tree_used):
 562         Ignore vars with DECL_NONSHAREABLE bit set.
 563         * tree-cfg.c (gimple_duplicate_bb): Set DECL_NONSHAREABLE
 564         on stores to automatic aggregate vars.
 565
 566         PR rtl-optimization/49390
 567         Revert:
 568         2010-06-29  Bernd Schmidt  <bernds@codesourcery.com>
 569
 570         * cse.c (exp_equiv_p): For MEMs, if for_gcse, only compare
 571         MEM_ALIAS_SET.
 572
 573 2011-06-14  Zdenek Dvorak  <ook@ucw.cz>
 574             Tom de Vries  <tom@codesourcery.com>
 575
 576         PR target/45098
 577         * cfgloop.h (nb_iterations_upper_bound, nb_iterations_estimate):
 578         Document changed semantics.
 579         (max_stmt_executions, max_stmt_executions_int): Declare.
 580         * tree-data-ref.c (estimated_loop_iterations)
 581         (estimated_loop_iterations_int): Move functions...
 582         * tree-ssa-loop-niter.c (estimated_loop_iterations)
 583         (estimated_loop_iterations_int): here.
 584         (record_estimate): Change nb_iterations_upper_bound and
 585         nb_iterations_estimate semantics.
 586         (max_stmt_executions, max_stmt_executions_int): New function.
 587         * tree-data-ref.c (estimated_loop_iterations_tree): Rename to ...
 588         (max_stmt_executions_tree): this.
 589         (analyze_miv_subscript): Use max_stmt_executions_tree instead of
 590         estimated_loop_iterations_tree.
 591         tree-ssa-loop-ivopts.c (avg_loop_niter): Use
 592         max_stmt_executions_int instead of estimated_loop_iterations_int.
 593         * predict.c (predict_loops): Idem.
 594         * tree-parloops.c (parallelize_loops): Idem.
 595         * tree-data-ref.c (analyze_siv_subscript_cst_affine)
 596         (compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine)
 597         (init_omega_for_ddr_1): Idem.
 598         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse)
 599         (loop_prefetch_arrays): Idem
 600         * graphite-sese-to-poly.c (build_loop_iteration_domains): Use
 601         max_stmt_executions instead of estimated_loop_iterations.
 602         * tree-data-ref.c (estimated_loop_iterations_tree): Idem.
 603         * tree-vrp.c (adjust_range_with_scev): Use estimated_loop_iterations
 604         instead of nb_iterations_upper_bound.
 605
 606 2011-06-13  Jan Hubicka  <jh@suse.cz>
 607
 608         * ipa.c (cgraph_address_taken_from_non_vtable_p): Check the ref type.
 609
 610 2011-06-14  Richard Henderson  <rth@redhat.com>
 611
 612         PR debug/48459
 613         * dwarf2out.c (frame_pointer_fb_offset_valid): New.
 614         (based_loc_descr): Assert it's true.
 615         (compute_frame_pointer_to_fb_displacement): Set it, rather than
 616         aborting immediately.
 617
 618 2011-06-14  Sanjin Liu  <scliu@faraday-tech.com>
 619             Mingfeng Wu  <mingfeng@faraday-tech.com>
 620
 621         * doc/invoke.texi: Re-add missing -mcpu docs for Faraday cores.
 622
 623 2011-06-13  Jan Hubicka  <jh@suse.cz>
 624
 625         * ipa-cp.c (ipcp_iterate_stage): Revert accidental commit.
 626
 627 2011-06-13  Jan Hubicka  <jh@suse.cz>
 628
 629         * cgraph.c (cgraph_make_decl_local): Handle DECL_ONE_ONLY
 630         similarly to DECL_COMDAT.
 631         * cgraphunit.c (cgraph_analyze_function): Likewise.
 632         * ipa.c (function_and_variable_visibility): Likewise.
 633
 634 2011-06-13  Jan Hubicka  <jh@suse.cz>
 635
 636         * lto-streamer-out.c (lto_output_ts_binfo_tree_pointers): Do not output
 637         BINFO_VIRTUALS when streaming for ltrans unit.
 638
 639 2011-06-13  David Edelsohn  <dje.gcc@gmail.com>
 640
 641         * config/rs6000/rs6000.md (movdi_mfpgpr): Remove POWER mnemonic.
 642         (movdi_internal64): Same.
 643
 644 2011-06-13  Edmar Wienskoski  <edmar@freescale.com>
 645
 646         * config/rs6000/rs6000.md (save_gpregs_<mode>): Replaced pattern with
 647         a set of similar patterns, where the MATCH_OPERAND for the function
 648         argument is replaced with individual references to hardware registers.
 649         (save_fpregs_<mode>): Ditto
 650         (restore_gpregs_<mode>): Ditto
 651         (return_and_restore_gpregs_<mode>): Ditto
 652         (return_and_restore_fpregs_<mode>): Ditto
 653         (return_and_restore_fpregs_aix_<mode>): Ditto
 654
 655 2011-06-13  Jan Hubicka  <jh@suse.cz>
 656
 657         * ipa-utils.c (postorder_stack): New structure.
 658         (ipa_reverse_postorder): Handle aliases.
 659
 660 2011-06-13  Jan Hubicka  <jh@suse.cz>
 661
 662         * ipa-inline.c (reset_edge_caches): Walk aliases.
 663         (update_caller_keys): Do not test inlinability of aliases.
 664         * ipa-inline-analysis.c (do_estimate_edge_time): Look through alias.
 665         (do_estimate_growth): Fix typo.
 666
 667 2011-06-13  Jan Hubicka  <jh@suse.cz>
 668
 669         * ipa-inline-transform.c (+can_remove_node_now_p_1): Break out from...
 670         (can_remove_node_now_p): ... here; handle same comdat groups.
 671         (clone_inlined_nodes): Update use of can_remove_node_now_p add TODO.
 672         (inline_call): Update use of can_remove_node_now_p.
 673
 674 2011-06-13  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
 675
 676         * config/h8300/h8300.md (bsetqi_msx, bclrqi_msx, bnotqi_msx): Added
 677         condition to disallow non-identical memory locations.
 678         (*andqi3_2, andqi3_1, iorqi3_1, xorqi3_1): Reorder insn to give
 679         preference to bit manipulation instructions.
 680
 681 2011-06-13  Jan Hubicka  <jh@suse.cz>
 682
 683         * cgraph.c (cgraph_for_node_thunks_and_aliases,
 684         cgraph_for_node_and_aliases): Fix thinko in recursive walking.
 685         (nonremovable_p): New function.
 686         (cgraph_can_remove_if_no_direct_calls_p): New function.
 687         (used_from_object_file_p): New functoin.
 688         (cgraph_will_be_removed_from_program_if_no_direct_calls): Look for
 689         references from aliases.
 690         * cgraph.h (cgraph_can_remove_if_no_direct_calls_p): Bring offline.
 691         * ipa-inline.c (check_caller_edge): New function.
 692         (want_inline_function_called_once_p): Use it; accept aliases called
 693         once, too.
 694         * ipa-inline-analysis.c (do_estimate_growth): Remove FIXME.
 695
 696 2011-06-13  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
 697
 698         PR target/48454
 699         * config/arm/neon.md (vec_pack_trunc): Set the lengths
 700         correctly for the case with Quad vectors.
 701
 702 2011-06-13 Jakub Jelinek  <jakub@redhat.com>
 703            Ira Rosen  <ira.rosen@linaro.org>
 704
 705         PR tree-optimization/49352
 706         * tree-vect-loop.c (vect_is_slp_reduction): Don't count debug uses at
 707         all, make sure loop_use_stmt after the loop is a def stmt of a used
 708         SSA_NAME that is the only one defined inside of the loop.  Don't
 709         check for COND_EXPR and GIMPLE_BINARY_RHS.
 710         (vect_is_simple_reduction_1): Call vect_is_slp_reduction only if
 711         check_reduction is true.
 712
 713 2011-06-11  Jan Hubicka  <jh@suse.cz>
 714
 715         PR middle-end/49373
 716         * ipa.c (cgraph_externally_visible_p): Check resolution info.
 717
 718 2011-06-11  Jan Hubicka  <jh@suse.cz>
 719
 720         PR middle-end/48836
 721         * ipa-inline-transform.c: Include tree-pass.h
 722         (inline_transform): Set TODO_update_ssa_only_virtuals.
 723         * Makefile.in (ipa-inline-transform.o): Add tree-pass.h.
 724
 725 2011-06-11  Jan Hubicka  <jh@suse.cz>
 726
 727         PR middle-end/49378
 728         * ipa.c (cgraph_non_local_node_p_1, cgraph_local_node_p): Rule out
 729         aliases and thunks.
 730
 731 2011-06-12  Ira Rosen  <ira.rosen@linaro.org>
 732
 733         * tree-vect-data-refs.c (vect_peeling_hash_get_most_frequent):
 734         Take number of iterations to peel into account for equally frequent
 735         misalignment values.
 736
 737 2011-06-11  Jan Hubicka  <jh@suse.cz>
 738
 739         * lto-streamer-out.c (produce_symtab): Stream out the newly represented
 740         aliases.
 741
 742 2011-06-11  Jan Hubicka  <jh@suse.cz>
 743
 744         * ipa-prop.c (ipa_make_edge_direct_to_target): Fix code setting varying
 745         args.
 746         (ipa_update_after_lto_read): Likewise.
 747         (ipa_write_node_info): Do not sream call_with_var_arguments.
 748         (ipa_read_node_info): Likewise.
 749
 750 2011-06-11  Jan Hubicka  <jh@suse.cz>
 751
 752         * ipa.c (cgraph_comdat_can_be_unshared_p): Fix pasto.
 753
 754 2011-06-11  Jan Hubicka  <jh@suse.cz>
 755
 756         * lto-symtab.c (lto_cgraph_replace_node): Kill same body alias code.
 757         (lto_symtab_resolve_can_prevail_p): Likewise.
 758         (lto_symtab_merge_cgraph_nodes): Update merging of aliases.
 759         * cgraph.c (same_body_aliases_done): New global var.
 760         (cgraph_same_body_alias_1): Rename to ...
 761         (cgraph_create_function_alias): ... this one; reorg to new
 762         representation.
 763         (cgraph_same_body_alias): Use cgraph_create_function_alias;
 764         record references when asked to.
 765         (cgraph_add_thunk): Fix formating.
 766         (cgraph_get_node): Kill same body alias code.
 767         (cgraph_node_for_asm): Likewise.
 768         (cgraph_remove_same_body_alias): Remove.
 769         (cgraph_remove_node): Kill same body alias code.
 770         (cgraph_mark_address_taken_node): Mark also the aliased function
 771         as having address taken.
 772         (dump_cgraph_node): Dump same body aliases.
 773         (cgraph_for_node_thunks_and_aliases): Update for new alias
 774         representation.
 775         (cgraph_for_node_and_aliases): Likewise.
 776         * cgraph.h (same_body): Kll pointer.
 777         (same_body_alias): Update comment.
 778         (same_body_aliases_done): Declare.
 779         (cgraph_remove_same_body_alias): Remove declaration.
 780         (cgraph_create_function_alias): Declare.
 781         (cgraph_process_same_body_aliases): Declare.
 782         (cgraph_function_with_gimple_body_p): Check for alias.
 783         (cgraph_can_remove_if_no_direct_calls_p): Look for aliases.
 784         (cgraph_alias_aliased_node): New function.
 785         (cgraph_function_node): Update for new aliases.
 786         (cgraph_function_or_thunk_node): Likewise.
 787         * ipa-inline-transform.c (can_remove_node_now_p): Look for aliases.
 788         (inline_call): Remove dead aliases.
 789         * cgraphunit.c (cgraph_decide_is_function_needed): Disable assembler
 790         name hack for same body aliases.
 791         (clone_of_p): Look through aliases.
 792         (verify_cgraph_node): Verify aliases.
 793         (cgraph_analyze_function): Analyze aliases; fixup C++ bugs.
 794         (cgraph_process_same_body_aliases): New function.
 795         (process_function_and_variable_attributes): Disable weakref warning on
 796         alias.
 797         (cgraph_analyze_functions): Handle aliases.
 798         (cgraph_mark_functions_to_output): Handle aliases same way as thunks.
 799         (assemble_thunks): Rename to ...
 800         (assemble_thunks_and_aliases): ... this one; handle aliases, too.
 801         (cgraph_expand_function): Remove alias output code.
 802         (cgraph_output_in_order): Skip aliases.
 803         (cgraph_preserve_function_body_p): Aliases don't need preserving.
 804         * ipa-ref.c (ipa_ref_use_name): Add alias reference.
 805         (ipa_record_reference): Do not assert on alias references.
 806         (ipa_ref_has_aliases_p): New function.
 807         * ipa-ref.h (enum ipa_ref_use): Add IPA_REF_ALIAS.
 808         (ipa_ref_has_aliases_p): Declare.
 809         * lto-cgraph.c (lto_output_node): Handle aliases.
 810         (input_node): Likewise.
 811         * lto-streamer-out.c (lto_output): Skip aliases.
 812         (produce_symtab): Kill same_body_alias code.
 813         * ipa-utils.c (ipa_reverse_postorder): Add FIXME.
 814         (ipa_reverse_postorder): Use cgraph_only_called_directly_or_aliased_p.
 815         * ipa-inline.c (update_caller_keys): Walk aliases.
 816         (inline_small_functions): Fix thinko in previous patch.
 817         * ipa.c (cgraph_externally_visible_p): Do not walk aliases.
 818         (function_and_variable_visibility): Do not walk same body aliases.
 819         * tree-ssa-structalias.c (associate_varinfo_to_alias): New function.
 820         (ipa_pta_execute): Use it.
 821
 822 2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
 823
 824         * config/i386/sse.md (vec_dupv4sf): Correct mode of forced register.
 825         (*vec_dupv2df): Rename from vec_dupv2df.
 826         (vec_dupv2df): New expander.
 827
 828 2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
 829
 830         * config/i386/sse.md (AVX_VEC_DUP_MODE): Rename from AVX256MODE24P.
 831
 832 2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
 833
 834         * config/i386/i386.md: Use default value in "isa" attribute.
 835         * config/i386/sse.md: Ditto.
 836         * config/i386/mmx.md: Ditto.
 837
 838 2011-06-10  Wei Guozhi  <carrot@google.com>
 839
 840         PR target/45335
 841         * config/arm/ldmstm.md (ldm2_ia, stm2_ia, ldm2_ib, stm2_ib, ldm2_da,
 842         stm2_da, ldm2_db, stm2_db): Add condition !arm_arch7 to these insns.
 843         (ldrd, ldrd_reg1, ldrd_reg2 and peephole2): New insn patterns and
 844         related peephole2.
 845         (strd, strd_reg1, strd_reg2 and peephole2): New insn patterns and
 846         related peephole2.
 847         * config/arm/arm-protos.h (arm_check_ldrd_operands): New prototype.
 848         (arm_legitimate_ldrd_p): New prototype.
 849         (arm_output_ldrd): New prototype.
 850         * config/arm/arm.c (arm_check_ldrd_operands): New function.
 851         (arm_legitimate_ldrd_p): New function.
 852         (arm_output_ldrd): New function.
 853
 854 2011-06-10  David Li  <davidxl@google.com>
 855
 856         * cgraphunit.c (cgraph_finalize_compilation_unit): Pass dump.
 857         * passes.c (passr_eq): New function.
 858         (create_pass_tab): New function.
 859         (pass_traverse): New function.
 860         (dump_one_pass): New function.
 861         (dump_pass_list): New function.
 862         (dump_passes): New function.
 863
 864 2011-06-10  Jan Hubicka  <jh@suse.cz>
 865
 866         * cgraph.c (cgraph_set_nothrow_flag_1): Update cgraph after
 867         setting the nothrow flag.
 868         * ipa-reference.c (propagate): Skip aliases.
 869         * ipa-pure-const.c (propagate_pure_const): Skip aliases.
 870         (propagate_nothrow): Skip aliases; do not update cgraph.
 871         (local_pure_const): Do not update cgraph.
 872         * tree-profile.c (tree_profiling): Do fixup_cfg.
 873
 874 2011-06-10  Jan Hubicka  <jh@suse.cz>
 875
 876         * ipa.c (cgraph_non_local_node_p_1): Break out from ...;
 877         (cgraph_local_node_p): ... here; handle aliases.
 878         (has_addr_references_p): Break out from ...;
 879         (cgraph_remove_unreachable_nodes) ... here.
 880
 881 2011-06-10  Jan Hubicka  <jh@suse.cz>
 882
 883         * opts.c (default_options): Enlist OPT_finline_functions_called_once.
 884         * common.opt (flag_inline_functions_called_once): Do not
 885         initialize to 1.
 886
 887 2011-06-10  Jan Hubicka  <jh@suse.cz>
 888
 889         * ipa-cp.c (ipcp_versionable_function_p): Thunks are not versionable.
 890         (ipcp_initialize_node_lattices): Do not deal with aliases;
 891         Do not try to propagate through thunks.
 892         (ipcp_change_tops_to_bottom): Do not deal with aliases.
 893
 894 2011-06-10  Jan Hubicka  <jh@suse.cz>
 895
 896         * ipa-prop.c (ipa_write_node_info): Stream jump functions
 897         for indirect calls.
 898         (ipa_read_node_info): Likewise.
 899
 900 2011-06-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 901
 902         PR lto/49302
 903         * tree-ssa-math-opts.c (powi_as_mults): Minor cleanup.
 904         (build_and_insert_call): Likewise.
 905         (build_and_insert_ref): New.
 906         (gimple_expand_builtin_pow): Minor cleanup.
 907         (gimple_expand_builtin_cabs): New.
 908         (execute_cse_sincos): Add case for BUILT_IN_CABS.
 909
 910 2011-06-10  Jan Hubicka  <jh@suse.cz>
 911
 912         * ipa-cp.c (ipcp_versionable_function_p): Aliases are not versionable.
 913         (ipcp_cloning_candidate_p): Aliases are not clonning candidates.
 914         (ipcp_initialize_node_lattices): We don't propagate through an aliases.
 915         (ipcp_propagate_stage): Skip aliases when propagating.
 916         (ipcp_need_redirect_p): Skip aliases.
 917         (ipcp_insert_stage): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY and
 918         collect_callers_of_node.
 919         * ipa-prop.c (ipa_init_func_list): Do not analyze datastructures
 920         for aliases.
 921         (ipa_compute_jump_functions): Look through aliases.
 922
 923 2011-06-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 924
 925         * doc/sourcebuild.texi (Effective-Target Keywords, pie): Document it.
 926
 927 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
 928
 929         * ira-costs.c: Remove #ifdefs on dead FORBIDDEN_INC_DEC_CLASSES.
 930         Adjust comments.
 931         * system.h (FORBIDDEN_INC_DEC_CLASSES): Poison.
 932
 933 2011-06-10  Jan Hubicka  <jh@suse.cz>
 934
 935         * ipa-cp.c (ipcp_process_devirtualization_opportunities):
 936         Update call of gimple_get_virt_method_for_binfo.
 937         * gimple-fold.c (gimple_get_virt_method_for_binfo): Remove
 938         refuse_thunks parameter.
 939         (gimple_fold_call): Update.
 940         * ipa-prop.c (try_make_edge_direct_virtual_call): Update.
 941
 942 2011-06-10  Jan Hubicka  <jh@suse.cz>
 943
 944         * tree-sra.c (all_callers_have_enough_arguments_p): Rename to ...
 945         (not_all_callers_have_enough_arguments_p): ... this one; turn into
 946         worker for cgraph_for_node_and_aliases.
 947         (convert_callers_for_node): Break out from ...
 948         (convert_callers): ... here.
 949         (modify_function): Use collect_callers_of_node.
 950         (ipa_early_sra): Use cgraph_for_node_and_aliases.
 951
 952 2011-06-10  Richard Guenther  <rguenther@suse.de>
 953
 954         PR tree-optimization/49361
 955         * fold-const.c (fold_binary_loc): Only fold x * x to pow (x, 2.0)
 956         when not already in gimple form.
 957
 958 2011-06-10  Richard Guenther  <rguenther@suse.de>
 959
 960         PR bootstrap/49344
 961         * tree-ssa-math-opts.c (convert_mult_to_fma): Use
 962         FOR_EACH_PHI_OR_STMT_USE.
 963
 964 2011-06-10  Jan Hubicka  <jh@suse.cz>
 965
 966         * ipa-inline-transform.c (can_remove_node_now_p): Move out of...
 967         (clone_inlined_nodes): ... here.
 968         (inline_call): Use cgraph_function_or_thunk_node; redirect edge
 969         to real destination prior inlining.
 970         * ipa-inline.c (caller_growth_limits, can_inline_edge_p,
 971         can_early_inline_edge_p, want_early_inline_function_p,
 972         want_early_inline_function_p, want_inline_small_function_p,
 973         want_inline_self_recursive_call_p, want_inline_function_called_once_p,
 974         edge_badness, update_all_callee_keys, lookup_recursive_calls,
 975         add_new_edges_to_heap, inline_small_functions, flatten_function,
 976         inline_always_inline_functions, early_inline_small_functions): Use
 977         cgraph_function_or_thunk_node.
 978         * ipa-inline-analysis.c (evaluate_conditions_for_edge,
 979         dump_inline_edge_summary, estimate_function_body_sizes): Likewise.
 980         (do_estimate_edge_growth_1): Break out from ...
 981         (do_estimate_growth) ... here; walk aliases.
 982         (inline_generate_summary): Skip aliases.
 983
 984 2011-06-10  Richard Guenther  <rguenther@suse.de>
 985
 986         * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Scan stmts
 987         forward when combining, visit inserted stmts when a stmt was changed.
 988
 989 2011-06-10  Paolo Carlini  <paolo.carlini@oracle.com>
 990
 991         * tree.h (error_operand_p): Add.
 992         * dbxout.c (dbxout_type_fields): Use the latter.
 993         * c-decl.c (add_stmt): Likewise.
 994         * gimplify.c (omp_add_variable, omp_notice_variable,
 995         gimplify_scan_omp_clauses): Likewise.
 996
 997 2011-06-10  Georg-Johann Lay  <avr@gjlay.de>
 998
 999         * config/avr/avr.c (avr_function_arg_advance): Fix thinko about
1000         when a value is actually passed in regs.
1001
1002 2011-06-10  Eric Botcazou  <ebotcazou@adacore.com>
1003             Laurent Rougé  <laurent.rouge@menta.fr>
1004
1005         * doc/invoke.texi (SPARC options): Add -mflat.
1006         * config/sparc/sparc.opt: Likewise.
1007         * config/sparc/sparc-protos.h (sparc_expand_epilogue): Add parameter.
1008         (sparc_flat_expand_prologue): Declare.
1009         (sparc_flat_expand_epilogue): Likewise.
1010         * config/sparc/sparc.h (CPP_CPU_SPEC): Do not handle -msoft-float.
1011         (CPP_ENDIAN_SPEC): Replace with...
1012         (CPP_OTHER_SPEC): ...this.  Also handle -mflat and -msoft-float.
1013         (CPP_SPEC): Adjust to above change.
1014         (EXTRA_SPECS): Likewise.
1015         (SPARC_INCOMING_INT_ARG_FIRST): Add TARGET_FLAT handling.
1016         (INCOMING_REGNO): Likewise.
1017         (OUTGOING_REGNO): Likewise.
1018         (LOCAL_REGNO): Likewise.
1019         (SETUP_FRAME_ADDRESSES): Likewise.
1020         (FIXED_REGISTERS): Set 0 for %fp.
1021         (CALL_USED_REGISTERS): Likewise.
1022         (INITIAL_ELIMINATION_OFFSET): Pass current_function_is_leaf.
1023         (EXIT_IGNORE_STACK): Define to 1 unconditionally.
1024         (RETURN_ADDR_REGNUM): Define.
1025         (RETURN_ADDR_RTX): Use it.
1026         (INCOMING_RETURN_ADDR_REGNUM): Define.
1027         (INCOMING_RETURN_ADDR_RTX): Use it.
1028         (DWARF_FRAME_RETURN_COLUMN): Likewise.
1029         (EH_RETURN_REGNUM): Define.
1030         (EH_RETURN_STACKADJ_RTX): Use it.
1031         (EH_RETURN_HANDLER_RTX): Delete.
1032         (EPILOGUE_USES): Use them and add TARGET_FLAT handling.
1033         * config/sparc/sparc.c (apparent_fsize, actual_fsize, num_gfregs):
1034         Delete.
1035         (struct machine_function): Add frame_size, apparent_frame_size,
1036         frame_base_reg, frame_base_offset, n_global_fp_regs and
1037         save_local_in_regs_p fields.
1038         (sparc_frame_size, sparc_apparent_frame_size, sparc_frame_base_reg,
1039         sparc_frame_base_offset, sparc_n_global_fp_regs,
1040         sparc_save_local_in_regs_p): New macros.
1041         (sparc_option_override): Error out if -fcall-saved-REG is specified
1042         for Out registers.
1043         (eligible_for_restore_insn): Fix formatting.
1044         (eligible_for_return_delay): Likewise.  Add TARGET_FLAT handling.
1045         (eligible_for_sibcall_delay): Likewise.
1046         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Add MODE parameter.
1047         (sparc_legitimate_address_p): Adjust to above change.
1048         (save_global_or_fp_reg_p): New predicate.
1049         (return_addr_reg_needed_p): Likewise.
1050         (save_local_or_in_reg_p): Likewise.
1051         (sparc_compute_frame_size): Use them.  Add TARGET_FLAT handling.
1052         (SORR_SAVE, SORR_RESTORE): Delete.
1053         (sorr_pred_t): New typedef.
1054         (sorr_act_t): New enum.
1055         (save_or_restore_regs): Rename to...
1056         (emit_save_or_restore_regs): ...this.  Change type of LOW and HIGH
1057         parameters, remove ACTION parameter, add LEAF_FUNCTION_P, SAVE_P,
1058         ACTION_TRUE and ACTION_FALSE parameters.  Implement more general
1059         mechanism.  Add CFI information for double-word saves in 32-bit mode.
1060         (emit_adjust_base_to_offset): New function extracted from...
1061         (emit_save_or_restore_regs): ...this.  Rename the rest to...
1062         (emit_save_or_restore_regs_global_fp_regs): ...this.
1063         (emit_save_or_restore_regs_local_in_regs): New function.
1064         (gen_create_flat_frame_[123]): New functions.
1065         (sparc_expand_prologue): Use SIZE local variable.  Adjust.
1066         (sparc_flat_expand_prologue): New function.
1067         (sparc_asm_function_prologue): Add TARGET_FLAT handling.
1068         (sparc_expand_epilogue): Use SIZE local variable.  Adjust.
1069         (sparc_flat_expand_epilogue): New function.
1070         (sparc_can_use_return_insn_p): Add TARGET_FLAT handling.
1071         (output_return): Likewise.
1072         (output_sibcall): Likewise.
1073         (sparc_output_mi_thunk): Likewise.
1074         (sparc_frame_pointer_required): Likewise.
1075         (sparc_conditional_register_usage): If TARGET_FLAT, disable the leaf
1076         function optimization.
1077         * config/sparc/sparc.md (flat): New attribute.
1078         (prologue): Add TARGET_FLAT handling.
1079         (save_register_window): Disable if TARGET_FLAT.
1080         (create_flat_frame_[123]): New patterns.
1081         (epilogue): Add TARGET_FLAT handling.
1082         (sibcall_epilogue): Likewise.
1083         (eh_return): New expander.
1084         (eh_return_internal): New insn and splitter.
1085         (return_internal): Add TARGET_FLAT handling.
1086         (untyped_return): Remove bogus test and use RETURN_ADDR_REGNUM.
1087         (save_stack_nonlocal): Use RETURN_ADDR_REGNUM.
1088         (nonlocal_goto): Add TARGET_FLAT handling.
1089         * config/sparc/t-elf: Add -mflat multilib.
1090         * config/sparc/t-leon: Likewise.
1091
1092 2011-06-10  Jan Hubicka  <jh@suse.cz>
1093
1094         * ipa-utils.c (searchc): Use cgraph_function_or_thunk_node.
1095         * ipa-pure-const.c (analyze_function): Aliases don't need analysis.
1096         (self_recursive_p): Use cgraph_function_node.
1097         (propagate_pure_const): Likewise.
1098         (propagate_nothrow): Likewise.
1099         * ipa-reference.c (ipa_reference_get_not_read_global): Use
1100         cgraph_function_node.
1101         (propagate_bits): Likewise.
1102         (propagate): Likewise.
1103
1104 2011-06-10  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
1105             Richard Earnshaw  <rearnsha@arm.com>
1106
1107         * config/arm/arm.c (const_ok_for_op): Check to see if mvn can be used.
1108         * config/arm/vfp.md (*arm_movdi_vfp): Delete.
1109         (*thumb2_movdi_vfp): Delete.
1110         (*arm_movdi_vfp_cortexa8): Delete.
1111         (*movdi_vfp): Consolidate from *arm_movdi_vfp and *thumb2_movdi_vfp.
1112         (*movdi_vfp_cortexa8): Likewise.
1113
1114 2011-06-10  Richard Guenther  <rguenther@suse.de>
1115
1116         * stor-layout.c (initialize_sizetypes): Give names to all
1117         sizetype kinds.
1118
1119 2011-06-10  Ira Rosen  <ira.rosen@linaro.org>
1120
1121         PR tree-optimization/49318
1122         * tree-vect-loop.c (vect_determine_vectorization_factor): Remove
1123         irrelevant pattern statements.
1124
1125 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
1126
1127         * system.h (SETJMP_VIA_SAVE_AREA): Poison.
1128
1129         PR bootstrap/49354
1130         * ira-costs.c (setup_regno_cost_classes_by_mode): Add missing cast
1131         to last assignment.
1132
1133 2011-06-09  Jan Hubicka  <jh@suse.cz>
1134
1135         * cgraphunit.c (cgraph_reset_node): Do not set redefined_extern_inline;
1136         do not recompute reachable flag.
1137         (cgraph_finalize_function, cgraph_analyze_functions): Set
1138         redefined_extern_inline here.
1139
1140 2011-06-09  Jan Hubicka  <jh@suse.cz>
1141
1142         * cgraph.h (cgraph_only_called_directly_or_aliased_p): Rename from ...
1143         (cgraph_only_called_directly_p): ... this one; bring offline.
1144         (resolution_used_from_other_file_p, cgraph_used_from_object_file_p,
1145         varpool_used_from_object_file_p): Drop names from the declaratoin.
1146         (cgraph_for_node_thunks_and_aliases, cgraph_for_node_and_aliases,
1147         collect_callers_of_node): New.
1148         (cgraph_function_node, cgraph_function_or_thunk_node): New functions.
1149         (cgraph_edge_recursive_p): Use cgraph_function_node.
1150         * cgraph.c (cgraph_add_thunk): Check that thunk is not already alias.
1151         (cgraph_node_cannot_be_local_p_1): Break out from ...
1152         (cgraph_node_can_be_local_p): ... here; walk aliases.
1153         (cgraph_for_node_thunks_and_aliases): New function.
1154         (cgraph_for_node_and_aliases): New function.
1155         (cgraph_make_node_local_1): Break out from ...
1156         (cgraph_make_node_local) ... here; use
1157         cgraph_for_node_thunks_and_aliases.
1158         (cgraph_set_nothrow_flag_1): Break out from ...
1159         (cgraph_set_nothrow_flag) ... here;
1160         use cgraph_for_node_thunks_and_aliases.
1161         (cgraph_set_const_flag_1): Break out from ...
1162         (cgraph_set_const_flag) ... here;
1163         use cgraph_for_node_thunks_and_aliases.
1164         (cgraph_set_pure_flag_1): Break out from ...
1165         (cgraph_set_pure_flag) ... here;
1166         use cgraph_for_node_thunks_and_aliases.
1167         (cgraph_propagate_frequency_1): Break out from ...
1168         (cgraph_propagate_frequency) ... here; use
1169         cgraph_for_node_thunks_and_aliases.
1170         (cgraph_used_from_object_file_p): Do not care about aliases.
1171         (cgraph_not_only_called_directly_p_1, cgraph_only_called_directly_p):
1172         New functions.
1173         (collect_callers_of_node_1, collect_callers_of_node): New functions.
1174
1175 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
1176
1177         PR rtl-optimization/49154
1178         * config/cris/cris.h (FIXED_REGISTERS): Include CRIS_CC0_REGNUM.
1179         (enum reg_class): Add SRP_REGS and MOF_SRP_REGS.
1180         (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
1181         (PREFERRED_RELOAD_CLASS, SECONDARY_RELOAD_CLASS): Adjust to fit.
1182         * config/cris/cris.h (cris_register_move_cost): Remove
1183         !TARGET_V32 code.  Tweak comments.
1184
1185 2011-06-09  Jan Hubicka  <jh@suse.cz>
1186
1187         * cgraphbuild.c (record_eh_tables): Mark personality function as having
1188         address taken.
1189
1190 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
1191
1192         PR rtl-optimization/49154
1193         * ira-costs.c (setup_regno_cost_classes_by_mode): If there already
1194         is a matching slot in the hashtable, assign it to classes_ptr.
1195
1196         PR rtl-optimization/49154
1197         * doc/tm.texi.in (Register Classes): Document rule for the narrowest
1198         register classes.
1199         * doc/tm.texi: Regenerate.
1200
1201 2011-06-09  Kaz Kojima  <kkojima@gcc.gnu.org>
1202
1203         PR target/49307
1204         * config/sh/sh.md (UNSPEC_CHKADD): New.
1205         (chk_guard_add): New define_insn_and_split.
1206         (symGOT_load): Use chk_guard_add instead of blockage.
1207
1208 2011-06-09  Kai Tietz  <ktietz@redhat.com>
1209
1210         * libgcc2.c (L_trampoline): Include windows.h for mingw targets.
1211
1212 2011-06-09  Eric Botcazou  <ebotcazou@adacore.com>
1213
1214         * config/sparc/sparc.md (return_internal): Adjust 'length' attribute.
1215
1216 2011-06-09  Wei Guozhi  <carrot@google.com>
1217
1218         PR target/46975
1219         * config/arm/arm.md (*addsi3_carryin_compare0_<optab>): New pattern.
1220         (peephole2 for conditional move): Generate 16 bit instructions.
1221
1222 2011-06-09  Uros Bizjak  <ubizjak@gmail.com>
1223
1224         * config/i386/i386.md (*movdi_internal_rex64): Merge
1225         alternatives 6 and 8.
1226
1227 2011-06-09  David Li  <davidxl@google.com>
1228
1229         * cgraphunit.c (cgraph_finalize_compilation_unit): Pass dump.
1230         * passes.c (passr_eq): New function.
1231         (create_pass_tab): New function.
1232         (pass_traverse): New function.
1233         (dump_one_pass): New function.
1234         (dump_pass_list): New function.
1235         (dump_passes): New function.
1236
1237 2011-06-09  David Li  <davidxl@google.com>
1238
1239         * tree-complex.c (tree_lower_complex): Gate cleanup.
1240         * tree-stdarg.c (check_all_va_list_escapes): Ditto.
1241         (execute_optimize_stdarg): Ditto.
1242         * tree-eh.c (execute_lower_eh_dispatch): Ditto.
1243         (execute_cleanup_eh_1): Ditto.
1244         (execute_cleanup_eh): Ditto.
1245         * gcse.c (gate_rtl_pre): Ditto.
1246         (execute_rtl_pre): Ditto.
1247         * except.c (finish_eh_generation): Ditto.
1248         (convert_to_eh_region_ranges): Ditto.
1249         * cprop.c (one_cprop_pass): Ditto.
1250
1251 2011-06-09  Bernd Schmidt  <bernds@codesourcery.com>
1252
1253         PR target/48673
1254         * config/ia64/ia64.c (ia64_reorg): Clear BB_DISABLE_SCHEDULE flag
1255         in all basic blocks.
1256
1257 2011-06-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1258
1259         * config/alpha/netbsd.h (ENABLE_EXECUTE_STACK): Remove.
1260         (HAVE_ENABLE_EXECUTE_STACK): Define.
1261         * config/alpha/osf5.h (ENABLE_EXECUTE_STACK): Remove.
1262         (HAVE_ENABLE_EXECUTE_STACK): Define.
1263         * config/darwin.h (ENABLE_EXECUTE_STACK): Remove.
1264         (HAVE_ENABLE_EXECUTE_STACK): Define.
1265         * config/i386/mingw32.h (MINGW_ENABLE_EXECUTE_STACK): Remove.
1266         (ENABLE_EXECUTE_STACK): Remove.
1267         (HAVE_ENABLE_EXECUTE_STACK): Define.
1268         [IN_LIBGCC2]: Don't include <windows.h>.
1269         * config/i386/netbsd-elf.h (ENABLE_EXECUTE_STACK): Remove.
1270         (HAVE_ENABLE_EXECUTE_STACK): Define.
1271         * config/i386/netbsd64.h (ENABLE_EXECUTE_STACK): Remove.
1272         (HAVE_ENABLE_EXECUTE_STACK): Define.
1273         * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): Remove.
1274         * config/openbsd.h (ENABLE_EXECUTE_STACK): Remove.
1275         (HAVE_ENABLE_EXECUTE_STACK): Define.
1276         * config/sol2.h (ENABLE_EXECUTE_STACK): Remove.
1277         (HAVE_ENABLE_EXECUTE_STACK): Define.
1278         * config/sparc/freebsd.h (ENABLE_EXECUTE_STACK): Remove.
1279         (HAVE_ENABLE_EXECUTE_STACK): Define.
1280         * config/sparc/netbsd-elf.h (ENABLE_EXECUTE_STACK): Remove.
1281         (HAVE_ENABLE_EXECUTE_STACK): Define.
1282         * config/alpha/alpha.c (alpha_trampoline_init): Test
1283         HAVE_ENABLE_EXECUTE_STACK.
1284         * config/i386/i386.c (ix86_trampoline_init): Likewise.
1285         * config/sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
1286         (sparc64_initialize_trampoline): Likewise.
1287         * libgcc2.c [L_enable_execute_stack]: Remove.
1288         * system.h (ENABLE_EXECUTE_STACK): Poison.
1289         * doc/tm.texi.in (Trampolines, ENABLE_EXECUTE_STACK): Remove.
1290         * doc/tm.texi: Regenerate.
1291         * Makefile.in (LIBGCC2_CFLAGS): Add -fbuilding-libgcc.
1292
1293 2011-06-09  Jakub Jelinek  <jakub@redhat.com>
1294
1295         PR middle-end/49308
1296         * dce.c (reset_unmarked_insns_debug_uses): Avoid shadowing insn
1297         variable.  After resetting and rescanning insn continue with previous
1298         statement.
1299
1300 2011-06-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1301
1302         * configure.ac (gcc_cv_as_hidden): Enable on *-*-darwin*.
1303         (gcc_cv_ld_hidden): Likewise.
1304         * configure: Regenerate.
1305         * config/i386/i386.c (USE_HIDDEN_LINKONCE): Remove TARGET_MACHO.
1306         (ix86_stack_protect_fail): Mark unused.
1307         (TARGET_STACK_PROTECT_FAIL) [TARGET_MACHO]: Don't redefine.
1308         * config/rs6000/rs6000.c (rs6000_assemble_visibility)
1309         [TARGET_MACHO]: Don't define.
1310         (TARGET_ASM_ASSEMBLE_VISIBILITY): Likewise.
1311         (TARGET_STACK_PROTECT_FAIL): Likewise.
1312         (rs6000_stack_protect_fail): Mark unused.
1313         * dwarf2asm.c (dw2_output_indirect_constant_1): Mark decl hidden if
1314         USE_LINKONCE_INDIRECT.  Don't emit .hidden expicitly.
1315
1316 2011-06-08  Andi Kleen  <ak@linux.intel.com>
1317
1318         * varasm.c (get_section): Print location of other conflict
1319         for section conflicts.
1320
1321 2011-06-08  Andi Kleen  <ak@linux.intel.com>
1322
1323         * config/i386/driver-i386.c (host_detect_local_cpu):
1324         Add model 0x2d Intel CPU.
1325
1326 2011-06-08  Andi Kleen  <ak@linux.intel.com>
1327
1328         * reginfo.c (global_regs_decl): Add.
1329         (globalize_reg): Add decl parameter. Compute location.  Pass location
1330         to warnings and add inform. Store decl in global_regs_decl.
1331         * rtl.h (globalize_reg): Update prototype.
1332         * varasm.c (make_decl_rtl): Pass decl to globalize_reg().
1333
1334 2011-06-09  Mingjie Xing  <mingjie.xing@gmail.com>
1335
1336         * treestruct.def (TS_TYPE_DECL): Fix the printable name typo.
1337
1338 2011-06-08  Kaz Kojima  <kkojima@gcc.gnu.org>
1339
1340         PR target/49305
1341         * config/sh/predicates.md (general_movsrc_operand): Check
1342         mode for memory with indexed address for QI and HImode.
1343         (general_movdst_operand): Likewise.
1344
1345 2011-06-09  Nicola Pero  <nicola.pero@meta-innovation.com>
1346
1347         * doc/objc.texi (Traditional GNU Objective-C runtime API): Updated.
1348
1349 2011-06-08  Alexandre Oliva  <aoliva@redhat.com>
1350
1351         * tree-flow-inline.h (op_iter_init): Reject GIMPLE_PHI stmts.
1352         (num_ssa_operands): Likewise.
1353         (op_iter_init_phiuse): Forward-declare.
1354         (delink_stmt_imm_use): Iterate with FOR_EACH_PHI_OR_STMT_USE.
1355
1356 2011-06-08  Nick Clifton  <nickc@redhat.com>
1357
1358         * doc/invoke.texi (ARM Options): Update description of
1359         -mthumb-interwork.
1360
1361 2011-06-08  H.J. Lu  <hongjiu.lu@intel.com>
1362
1363         * config/i386/driver-i386.c (host_detect_local_cpu): Support
1364         unknown Intel family 0x6 CPUs.
1365
1366 2011-06-08  Martin Jambor  <mjambor@suse.cz>
1367
1368         * tree-sra.c (mark_rw_status): Removed.
1369         (analyze_access_subtree): New parameter parent instead of
1370         mark_read and mark_write, propagate from that.
1371
1372 2011-06-08  Julian Brown  <julian@codesourcery.com>
1373
1374         * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
1375         for double-precision helper functions in hard-float mode if only
1376         single-precision arithmetic is supported in hardware.
1377
1378 2011-06-08  Alexander Monakov  <amonakov@ispras.ru>
1379
1380         PR rtl-optimization/49303
1381         * sel-sched.c (move_op): Use correct type for 'res'.  Verify that
1382         code_motion_path_driver returned 0 or 1.
1383         (sel_region_finish): Clear h_d_i_d.
1384
1385 2011-06-08  Kaz Kojima  <kkojima@gcc.gnu.org>
1386
1387         * config/sh/sh.c (prepare_move_operands): Set pic register
1388         appropriately for global and local dynamic tls models even
1389         if flag_pic is unset.
1390
1391 2011-06-07  Jason Merrill  <jason@redhat.com>
1392
1393         * pretty-print.h (ATTRIBUTE_GCC_PPDIAG): Use GCC_DIAG_STYLE if set.
1394
1395 2011-06-07  Xinliang David Li  <davidxl@google.com>
1396         * passes.c (enable_disable_pass): Handle assembler name.
1397         (is_pass_explicitly_enabled_or_disabled): Ditto.
1398
1399 2011-06-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1400
1401         PR tree-optimization/48497
1402         * doc/sourcebuild.texi (Directives, dg-additional-options): Document.
1403
1404 2011-06-07  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1405
1406         PR tree-optimization/46728
1407         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Change FIXME
1408         to use gimple_val_nonnegative_real_p.
1409         * gimple-fold.c (gimple_val_nonnegative_real_p): New function.
1410         * gimple.h (gimple_val_nonnegative_real_p): New declaration.
1411
1412 2011-06-07  H.J. Lu  <hongjiu.lu@intel.com>
1413
1414         * config/i386/i386.md (*movsf_internal): Optimize AVX check.
1415
1416 2011-06-07  Sergey Grechanik  <mouseentity@ispras.ru>
1417
1418         * config/arm/arm.c (coproc_secondary_reload_class): Return NO_REGS for
1419         constant vectors.
1420
1421 2011-06-07  Richard Guenther  <rguenther@suse.de>
1422
1423         * stor-layout.c (initialize_sizetypes): Initialize all
1424         sizetypes based on target definitions.
1425         (set_sizetype): Remove.
1426         * tree.c (build_common_tree_nodes): Do not call set_sizetype.
1427         * tree.h (set_sizetype): Remove.
1428
1429 2011-06-07  Nick Clifton  <nickc@redhat.com>
1430
1431         * config.gcc: Unify V850 architecture options and add support for
1432         newer V850 architectures.
1433         * config/v850/t-v850e: Delete.
1434
1435 2011-06-07  Richard Guenther  <rguenther@suse.de>
1436
1437         * tree.c (build_common_tree_nodes): Also initialize size_type_node.
1438         Call set_sizetype from here.
1439
1440 2011-06-07  Andrew Stubbs  <ams@codesourcery.com>
1441
1442         * config/arm/arm.md (*maddhidi4tb, *maddhidi4tt): New define_insns.
1443         (*maddhisi4tb, *maddhisi4tt): New define_insns.
1444
1445 2011-06-07  Bernd Schmidt  <bernds@codesourcery.com>
1446             Andrew Stubbs  <ams@codesourcery.com>
1447
1448         * simplify-rtx.c (simplify_unary_operation_1): Canonicalize widening
1449         multiplies.
1450         * doc/md.texi (Canonicalization of Instructions): Document widening
1451         multiply canonicalization.
1452
1453 2011-06-07  Jakub Jelinek  <jakub@redhat.com>
1454
1455         PR gcov-profile/49299
1456         * value-prof.c (gimple_ic): Don't assume icall has a fallthru edge.
1457
1458 2011-06-07  Ira Rosen  <ira.rosen@linaro.org>
1459
1460         * tree-vectorizer.h (vect_recog_func_ptr): Make last argument to be
1461         a pointer.
1462         * tree-vect-patterns.c (vect_recog_widen_sum_pattern,
1463         vect_recog_widen_mult_pattern, vect_recog_dot_prod_pattern,
1464         vect_recog_pow_pattern): Likewise.
1465         (vect_pattern_recog_1): Remove declaration.
1466         (widened_name_p): Remove declaration.  Add new argument to specify
1467         whether to check that both types are either signed or unsigned.
1468         (vect_recog_widen_mult_pattern): Update documentation.  Handle
1469         unsigned patterns and multiplication by constants.
1470         (vect_pattern_recog_1): Update vect_recog_func references.  Use
1471         statement information from the statement returned from pattern
1472         detection functions.
1473         (vect_pattern_recog): Update vect_recog_func reference.
1474         * tree-vect-stmts.c (vectorizable_type_promotion): For widening
1475         multiplication by a constant use the type of the other operand.
1476
1477 2011-06-06  Richard Sandiford  <rdsandiford@googlemail.com>
1478
1479         PR rtl-optimization/49145
1480         * combine.c (make_compound_operation): Handle ZERO_EXTEND specially.
1481
1482 2011-06-06  Jakub Jelinek  <jakub@redhat.com>
1483
1484         PR debug/49262
1485         * dwarf2out.c (native_encode_initializer): Decrement count in each
1486         iteration.
1487
1488         PR debug/49294
1489         * dwarf2out.c (mem_loc_descriptor) <do_shift>: Give up for
1490         non-MODE_INT modes.
1491
1492         PR c++/49264
1493         * gimple-fold.c (fold_stmt_1): Don't try to fold *& on the lhs
1494         if stmt folded into nothing.
1495         * tree-inline.c (fold_marked_statements): If a builtin at the end of
1496         a bb folded into nothing, just update cgraph edges and move to next bb.
1497         * cgraph.c (cgraph_update_edges_for_call_stmt_node): Allow new_stmt
1498         to be NULL.  Don't compute count and frequency if new_call is NULL.
1499
1500 2011-06-04  Diego Novillo  <dnovillo@google.com>
1501
1502         * Makefile.in (lto-compress.o): Add dependency on LTO_STREAMER_H.
1503         (cgraph.o): Likewise.
1504         (cgraphunit.o): Likewise.
1505         * cgraphunit.c: Include lto-streamer.h
1506         (cgraph_finalize_compilation_unit): Call lto_streamer_hooks_init
1507         if LTO is enabled.
1508         * lto-streamer-in.c (unpack_value_fields): Call
1509         streamer_hooks.unpack_value_fields if set.
1510         (lto_materialize_tree): For unhandled nodes, first try to
1511         call lto_streamer_hooks.alloc_tree, if it exists.
1512         (lto_input_ts_decl_common_tree_pointers): Move reading of
1513         DECL_INITIAL to lto_streamer_read_tree.
1514         (lto_read_tree): Call lto_streamer_hooks.read_tree if set.
1515         (lto_streamer_read_tree): New.
1516         (lto_reader_init): Rename from lto_init_reader.
1517         Move initialization code to lto/lto.c.
1518         * lto-streamer-out.c (pack_value_fields): Call
1519         streamer_hooks.pack_value_fields if set.
1520         (lto_output_tree_ref): For tree nodes that are not normally indexable,
1521         call streamer_hooks.indexable_with_decls_p before giving up.
1522         (lto_output_ts_decl_common_tree_pointers): Move handling
1523         for FUNCTION_DECL and TRANSLATION_UNIT_DECL to lto_streamer_write_tree.
1524         (lto_output_tree_header): Call streamer_hooks.is_streamable instead of
1525         lto_is_streamable.  Call lto_streamer_hooks.output_tree_header if set.
1526         (lto_write_tree): Call lto_streamer_hooks.write_tree if set.
1527         (lto_streamer_write_tree): New.
1528         (lto_output): Call lto_streamer_init directly.
1529         (lto_writer_init): Remove.
1530         * lto-streamer.c (streamer_hooks): New.
1531         (lto_streamer_cache_create): Call streamer_hooks.preload_common_nodes
1532         instead of lto_preload_common_nodes.
1533         (lto_is_streamable): Move from lto-streamer.h
1534         (lto_streamer_hooks_init): New.
1535         (streamer_hooks): New.
1536         (streamer_hooks_init): New.
1537         * lto-streamer.h (struct output_block): Forward declare.
1538         (struct lto_input_block): Likewise.
1539         (struct data_in): Likewise.
1540         (struct bitpack_d): Likewise.
1541         (struct streamer_hooks): Declare.
1542         (streamer_hooks): Declare.
1543         (lto_streamer_hooks_init): Declare.
1544         (lto_streamer_write_tree): Declare.
1545         (lto_streamer_read_tree): Declare.
1546         (streamer_hooks_init): Declare.
1547         (lto_is_streamable): Move to lto-streamer.c
1548
1549 2011-06-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1550
1551         * longlong.h (smul_ppmm): The resulting register pair contains the
1552         higher order word first.
1553
1554 2011-06-06  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1555
1556         PR tree-optimization/46728
1557         * builtins.c (powi_table): Remove.
1558         (powi_lookup_cost): Remove.
1559         (powi_cost): Remove.
1560         (expand_powi_1): Remove.
1561         (expand_powi): Remove.
1562         (expand_builtin_pow_root): Remove.
1563         (expand_builtin_pow): Remove.
1564         (expand_builtin_powi): Eliminate handling of constant exponent.
1565         (expand_builtin): Use expand_builtin_mathfn_2 for BUILT_IN_POW.
1566
1567 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
1568
1569         * cprop.c (local_cprop_pass): Don't set changed for debug insns.
1570
1571 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
1572
1573         * dce.c (reset_unmarked_insns_debug_uses): New.
1574         (delete_unmarked_insns): Skip debug insns.
1575         (prescan_insns_for_dce): Likewise.
1576         (rest_of_handle_ud_dce): Reset debug uses of removed sets.
1577         * reg-stack.c (subst_stack_regs_in_debug_insn): Signal when no
1578         active reg can be found.
1579         (subst_all_stack_regs_in_debug_insn): New.  Reset debug insn then.
1580         (convert_regs_1): Use it.
1581
1582 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
1583
1584         * tree-pretty-print.c (dump_function_header): Add flags.
1585         Don't dump decl_uid with nouid.
1586         * tree-pretty-print.h (dump_function_header): Adjust.
1587         * final.c (rest_of_clean_state): Pass dump_flags on, with nouid.
1588         * passes.c (pass_init_dump_file): Pass dump_flags on.
1589         * tree-cfg.c (gimple_dump_cfg): Pass flags on.
1590
1591 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
1592
1593         PR bootstrap/49270
1594         * ipa-inline-analysis.c (read_predicate): Initialize all clauses.
1595
1596 2011-06-06  Mikael Pettersson  <mikpe@it.uu.se>
1597
1598         PR tree-optimization/49243
1599         * calls.c (setjmp_call_p): Also check if fndecl has the
1600         returns_twice attribute.
1601
1602 2011-06-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1603
1604         * config/mips/iris6.h (ENDFILE_SPEC): Use crtfastmath.o if
1605         -ffast-math etc.
1606
1607 2011-06-06  Richard Henderson  <rth@redhat.com>
1608             Georg-Johann Lay  <avr@gjlay.de>
1609
1610         PR target/42210
1611         * config/avr/predicates.md (const1_operand, const_0_to_7_operand):
1612         New predicates.
1613         * config/avr/avr.md ("insv"): New insn expander.
1614         ("*movbitqi.1-6.a", "*movbitqi.1-6.b", "*movbitqi.0", "*insv.io",
1615         "*insv.not.io", "*insv.reg"): New insns.
1616
1617 2011-06-06  Hans-Peter Nilsson  <hp@bitrange.com>
1618
1619         PR target/49285
1620         * config/mmix/mmix.md ("truncdfsf2", "extendsfdf2"): Correct predicate
1621         to nonimmediate_operand from memory_operand for the operand that is to
1622         be forced to memory by the expander.  Lose the constraints.
1623
1624 2011-06-05  Eric Botcazou  <ebotcazou@adacore.com>
1625
1626         * config/sparc/sparc.c (output_return): Fix thinko in the output of an
1627         EH return when delayed branches are disabled.
1628
1629 2011-06-05  Uros Bizjak  <ubizjak@gmail.com>
1630
1631         * config/i386/i386.md (*movdf_internal_rex64) <case 8,9,10>:
1632         Remove MODE_TI handling.  Remove SSE1 handling in attribute "mode"
1633         calculation.
1634         (*movdf_internal_rex64) <case 6,7,8>: Remove MODE_TI handling.
1635         Simplify MODE_V1DF and MODE_V2SF handling.
1636         (*movsf_internal): Remove x constraint from alternative 7 of operand 1.
1637         Simplify MODE_SF handling.
1638
1639 2011-06-04  Jan Hubicka  <jh@suse.cz>
1640
1641         PR tree-optimization/48893
1642         PR tree-optimization/49091
1643         PR tree-optimization/49179
1644         * ipa-inline-analysis.c (evaluate_conditions_for_known_args):
1645         Bounds check.
1646
1647 2011-06-04  Jan Hubicka  <jh@suse.cz>
1648
1649         PR lto/48954
1650         * lto-cgraph.c (output_node_opt_summary): Handle NULL skip args
1651         bitmaps.
1652
1653 2011-06-04  Jonathan Wakely  <jwakely.gcc@gmail.com>
1654
1655         * doc/invoke.texi: Document -Wdelete-non-virtual-dtor.
1656
1657 2011-06-04  Jakub Jelinek  <jakub@redhat.com>
1658
1659         PR target/49281
1660         * config/i386/i386.md (*lea_general_4): Require INTVAL (operands[3])
1661         to be strictly smaller than 1 << shiftcount.
1662
1663 2011-06-04  Jan Hubicka  <jh@suse.cz>
1664
1665         PR tree-optimize/48929
1666         * ipa-inline-analysis.c (remap_edge_predicates): Fix handling
1667         of empty predicate.
1668
1669 2011-06-04  Alexandre Oliva  <aoliva@redhat.com>
1670
1671         PR debug/48333
1672         * calls.c (emit_call_1): Prefer the __builtin declaration of
1673         builtin functions.
1674
1675 2011-06-03   Diego Novillo  <dnovillo@google.com>
1676
1677         * lto-streamer-in.c (unpack_value_fields): Remove unneeded asserts.
1678         (lto_input_tree_pointers): Likewise.
1679         * lto-streamer-out.c (pack_value_fields): Likewise.
1680         (lto_output_tree_pointers): Likewise.
1681         * lto-streamer.h (lto_is_streamable): Add check for OMP_CLAUSE
1682         and OPTIMIZATION_NODE.
1683
1684 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1685
1686         * config/alpha/linux.h (MD_UNWIND_SUPPORT): Remove.
1687         * config/alpha/osf5.h (MD_UNWIND_SUPPORT): Remove.
1688         * config/alpha/vms.h (MD_UNWIND_SUPPORT): Remove.
1689         * config/bfin/linux.h (MD_UNWIND_SUPPORT): Remove.
1690         * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Remove.
1691         * config/i386/linux.h (MD_UNWIND_SUPPORT): Remove.
1692         * config/i386/linux64.h (MD_UNWIND_SUPPORT): Remove.
1693         * config/i386/sol2.h (MD_UNWIND_SUPPORT): Remove.
1694         * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Remove.
1695         * config/ia64/linux.h (MD_UNWIND_SUPPORT): Remove.
1696         * config/ia64/vms.h (MD_UNWIND_SUPPORT): Remove.
1697         * config/m68k/linux.h (MD_UNWIND_SUPPORT): Remove.
1698         * config/mips/linux.h (MD_UNWIND_SUPPORT): Remove.
1699         * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): Remove.
1700         * config/pa/pa32-linux.h (MD_UNWIND_SUPPORT): Remove.
1701         * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Remove.
1702         * config/rs6000/linux.h (MD_UNWIND_SUPPORT): Remove.
1703         * config/rs6000/linux64.h (MD_UNWIND_SUPPORT): Remove.
1704         * config/s390/linux.h (MD_UNWIND_SUPPORT): Remove.
1705         * config/s390/tpf.h (MD_UNWIND_SUPPORT): Remove.
1706         * config/sh/linux.h (MD_UNWIND_SUPPORT): Remove.
1707         * config/sparc/linux.h (MD_UNWIND_SUPPORT): Remove.
1708         * config/sparc/linux64.h (MD_UNWIND_SUPPORT): Remove.
1709         * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Remove.
1710         * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Remove.
1711         * config/alpha/linux-unwind.h: Move to ../libgcc/config/alpha.
1712         * config/alpha/osf5-unwind.h: Move to ../libgcc/config/alpha.
1713         * config/alpha/vms-unwind.h: Move to ../libgcc/config/alpha.
1714         * config/bfin/linux-unwind.h: Move to ../libgcc/config/bfin.
1715         * config/i386/linux-unwind.h: Move to ../libgcc/config/i386.
1716         * config/i386/sol2-unwind.h: Move to ../libgcc/config/i386.
1717         * config/i386/w32-unwind.h: Move to ../libgcc/config/i386.
1718         * config/ia64/linux-unwind.h: Move to ../libgcc/config/ia64.
1719         * config/ia64/vms-unwind.h: Move to ../libgcc/config/ia64.
1720         * config/m68k/linux-unwind.h: Move to ../libgcc/config/m68k.
1721         * config/mips/linux-unwind.h: Move to ../libgcc/config/mips.
1722         * config/pa/hpux-unwind.h: Move to ../libgcc/config/pa.
1723         * config/pa/linux-unwind.h: Move to ../libgcc/config/pa.
1724         * config/rs6000/darwin-unwind.h: Move to ../libgcc/config/rs6000.
1725         * config/rs6000/linux-unwind.h: Move to ../libgcc/config/rs6000.
1726         * config/s390/linux-unwind.h: Move to ../libgcc/config/s390.
1727         * config/s390/tpf-unwind.h: Move to ../libgcc/config/s390.
1728         * config/sh/linux-unwind.h: Move to ../libgcc/config/sh.
1729         * config/sparc/linux-unwind.h: Move to ../libgcc/config/sparc.
1730         * config/sparc/sol2-unwind.h: Move to ../libgcc/config/sparc.
1731         * config/xtensa/linux-unwind.h: Move to ../libgcc/config/xtensa.
1732         * config/darwin9.h (DARWIN_LIBSYSTEM_HAS_UNWIND): Remove.
1733         * system.h (MD_UNWIND_SUPPORT): Poison.
1734         * doc/tm.texi.in (Exception Handling, MD_UNWIND_SUPPORT): Remove.
1735         * doc/tm.texi: Regenerate.
1736         * unwind-dw2.c: Include md-unwind-support.h instead of
1737         MD_UNWIND_SUPPORT.
1738         * config/ia64/unwind-ia64.c: Likewise.
1739         * config/xtensa/unwind-dw2-xtensa.c: Likewise.
1740
1741 2011-06-03  Jack Howarth  <howarth@bromo.med.uc.edu>
1742
1743         * varpool.c (varpool_extra_name_alias): Return NULL, not false.
1744
1745 2011-06-03  Richard Henderson  <rth@redhat.com>
1746             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1747
1748         * config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]
1749         (sigill_hdlr): Correct insn, insn size.
1750         (set_fast_math) [!__x86_64__ && __sun__ && __svr4__]: Use movaps.
1751
1752 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1753
1754         * config.gcc (mips-sgi-irix6.5*): Set tmake_file to mips/t-irix6
1755         t-slibgcc-dummy.
1756         * config/mips/irix-crti.asm: Move to ../libgcc/config/mips/irix-crti.S.
1757         * config/mips/irix-crtn.asm: Move to ../libgcc/config/mips/irix-crtn.S.
1758         * config/mips/t-iris: Remove.
1759         * config/mips/t-irix6: New file.
1760         * config/mips/t-slibgcc-irix: Move to ../libgcc/config/mips.
1761
1762 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1763
1764         * Makefile.in (LIB2ADDEHDEP): Remove.
1765         * config/arm/t-bpabi (LIB2ADDEHDEP): Remove.
1766         * config/arm/t-symbian (LIB2ADDEHDEP): Remove.
1767         * config/picochip/t-picochip (LIB2ADDEHDEP): Remove.
1768         * config/t-darwin (LIB2ADDEHDEP): Remove.
1769         * config/t-freebsd (LIB2ADDEHDEP): Remove.
1770         * config/t-linux (LIB2ADDEHDEP): Remove.
1771
1772 2011-06-03  Diego Novillo  <dnovillo@google.com>
1773
1774         * lto-streamer-in.c (get_resolution): Move to lto/lto.c.
1775         (lto_register_var_decl_in_symtab): Likewise.
1776         (lto_register_function_decl_in_symtab): Likewise.
1777         (lto_read_tree): Move VAR_DECL and FUNCTION_DECL registration
1778         logic to uniquify_nodes.
1779
1780 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1781
1782         * config/alpha/t-osf5: Remove.
1783         * config/alpha/t-osf-pthread: Remove.
1784         * config.gcc (alpha*-dec-osf5.1*): Set tmake_file to t-slibgcc-dummy.
1785         * mkmap-flat.awk: Handle osf_export for Tru64 UNIX linker -input file.
1786
1787 2011-06-03  Julian Brown  <julian@codesourcery.com>
1788
1789         * config/arm/arm-cores.def (strongarm, strongarm110, strongarm1100)
1790         (strongarm1110): Use strongarm tuning.
1791         * config/arm/arm-protos.h (tune_params): Add max_insns_skipped field.
1792         * config/arm/arm.c (arm_strongarm_tune): New.
1793         (arm_slowmul_tune, arm_fastmul_tune, arm_xscale_tune, arm_9e_tune)
1794         (arm_v6t2_tune, arm_cortex_tune, arm_cortex_a5_tune)
1795         (arm_cortex_a9_tune, arm_fa726te_tune): Add max_insns_skipped field
1796         setting, using previous defaults or 1 for Cortex-A5.
1797         (arm_option_override): Set max_insns_skipped from current tuning.
1798
1799 2011-06-03  Nathan Sidwell  <nathan@codesourcery.com>
1800
1801         * doc/install.texi (Options specification): Document --with-specs.
1802
1803 2011-06-02  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
1804
1805         * config/arm/neon.md (orndi3_neon): Actually split it.
1806
1807 2011-06-02  Alexandre Oliva  <aoliva@redhat.com>
1808
1809         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): Bump default to 10.
1810         * var-tracking.c (reverse_op): Limite recurse depth to 5.
1811
1812 2011-06-02  Alexandre Oliva  <aoliva@redhat.com>
1813
1814         PR debug/47590
1815         * target.def (delay_sched2, delay_vartrack): New.
1816         * doc/tm.texi.in: Update.
1817         * doc/tm.texi: Rebuild.
1818         * sched-rgn.c (gate_handle_sched2): Fail if delay_sched2.
1819         * var-tracking.c (gate_handle_var_tracking): Likewise.
1820         * config/bfin/bfin.c (bfin_flag_schedule_insns2): Drop.
1821         (bfin_flag_var_tracking): Drop.
1822         (output_file_start): Don't save and override flag_var_tracking.
1823         (bfin_option_override): Ditto flag_schedule_insns_after_reload.
1824         (bfin_reorg): Test original variables.
1825         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1826         * config/ia64/ia64.c (ia64_flag_schedule_insns2): Drop.
1827         (ia64_flag_var_tracking): Drop.
1828         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1829         (ia64_file_start): Don't save and override flag_var_tracking.
1830         (ia64_override_options_after_change): Ditto
1831         flag_schedule_insns_after_reload.
1832         (ia64_reorg): Test original variables.
1833         * config/picochip/picochip.c (picochip_flag_schedule_insns2): Drop.
1834         (picochip_flag_var_tracking): Drop.
1835         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1836         (picochip_option_override): Don't save and override
1837         flag_schedule_insns_after_reload.
1838         (picochip_asm_file_start): Ditto flag_var_tracking.
1839         (picochip_reorg): Test original variables.
1840         * config/spu/spu.c (spu_flag_var_tracking): Drop.
1841         (TARGET_DELAY_VARTRACK): Define.
1842         (spu_var_tracking): New.
1843         (spu_machine_dependent_reorg): Call it.
1844         (asm_file_start): Don't save and override flag_var_tracking.
1845
1846 2011-06-02  Kaz Kojima  <kkojima@gcc.gnu.org>
1847
1848         PR target/49163
1849         * config/sh/predicates.md (general_movsrc_operand): Return 0
1850         for memory and memory subreg of which address is an invalid
1851         indexed address for QI and HImode.
1852         (general_movdst_operand): Likewise.
1853
1854 2011-06-02  Eric Botcazou  <ebotcazou@adacore.com>
1855
1856         * cse.c (cse_find_path): Refine change to exclude EDGE_ABNORMAL_CALL
1857         edges only, when there is a non-local label in the function.
1858         * postreload-gcse.c (bb_has_well_behaved_predecessors): Likewise.
1859
1860 2011-06-02  Uros Bizjak  <ubizjak@gmail.com>
1861
1862         * config/i386/constraints.md (Y3): New register constraint.
1863         * config/i386/sse.md (*vec_interleave_highv2df): Merge with
1864         *sse3_interleave_highv2df and *sse2_interleave_highv2df.
1865         (*vec_interleave_lowv2df): Merge with *sse3_interleave_lowv2df and
1866         *sse2_interleave_lowv2df.
1867
1868 2011-06-02  Julian Brown  <julian@codesourcery.com>
1869
1870         * config/arm/arm-cores.def (cortex-a5): Use cortex_a5 tuning.
1871         * config/arm/arm.c (arm_cortex_a5_branch_cost): New.
1872         (arm_cortex_a5_tune): New.
1873
1874 2011-06-02  Julian Brown  <julian@codesourcery.com>
1875
1876         * config/arm/arm-protos.h (tune_params): Add branch_cost hook.
1877         * config/arm/arm.c (arm_default_branch_cost): New.
1878         (arm_slowmul_tune, arm_fastmul_tune, arm_xscale_tune, arm_9e_tune)
1879         (arm_v6t2_tune, arm_cortex_tune, arm_cortex_a9_tune)
1880         (arm_fa726_tune): Set branch_cost field using
1881         arm_default_branch_cost.
1882         * config/arm/arm.h (BRANCH_COST): Use branch_cost hook from
1883         current_tune structure.
1884         * dojump.c (tm_p.h): Include file.
1885
1886 2011-06-02  Julian Brown  <julian@codesourcery.com>
1887
1888         * config/arm/arm-cores.def (arm1156t2-s, arm1156t2f-s): Use v6t2
1889         tuning.
1890         (cortex-a5, cortex-a8, cortex-a15, cortex-r4, cortex-r4f, cortex-m4)
1891         (cortex-m3, cortex-m1, cortex-m0): Use cortex tuning.
1892         * config/arm/arm-protos.h (tune_params): Add prefer_constant_pool
1893         field.
1894         * config/arm/arm.c (arm_slowmul_tune, arm_fastmul_tune)
1895         (arm_xscale_tune, arm_9e_tune, arm_cortex_a9_tune)
1896         (arm_fa726te_tune): Add prefer_constant_pool setting.
1897         (arm_v6t2_tune, arm_cortex_tune): New.
1898         * config/arm/arm.h (TARGET_USE_MOVT): Make dependent on
1899         prefer_constant_pool setting.
1900
1901 2011-06-02  Uros Bizjak  <ubizjak@gmail.com>
1902
1903         * config/i386/i386.c (standard_sse_constant_p) <case 1>: Simplify
1904         switch statement.
1905         * config/i386/i386.md (*movdf_internal_rex64) <case 8,9,10>: Ditto.
1906         (*movdf_internal) <case 6,7,8>: Ditto.
1907
1908         * config/i386/constraints.md (Y4): New register constraint.
1909         * config/i386/sse.md (vec_set<mode>_0): Merge with
1910         *vec_set<mode>_0_sse4_1 and *vec_set<mode>_0_sse2.
1911         (*vec_extractv2di_1): Merge from *vec_extractv2di_1_sse2 and
1912         *vec_extractv2di_1_sse.
1913         (*vec_concatv2di_rex64): Merge from *vec_concatv2di_rex64_sse4_1
1914         and *vec_concatv2di_rex64_sse.
1915
1916 2011-06-02  Stuart Henderson  <shenders@gcc.gnu.org>
1917
1918         PR target/48807
1919         * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Check return value
1920         of cgraph_local_info for null before attempting to use it.
1921
1922 2011-06-02  Eric Botcazou  <ebotcazou@adacore.com>
1923
1924         * function.h (struct stack_usage): Remove dynamic_alloc_count field.
1925         (current_function_dynamic_alloc_count): Delete.
1926         * builtins.c (expand_builtin_setjmp_setup): Do not set calls_setjmp.
1927         (expand_builtin_nonlocal_goto): Remove obsolete comment.
1928         (expand_builtin_update_setjmp_buf): Remove dead code.
1929         * cse.c (cse_find_path): Do not follow a single abnormal incoming edge.
1930         * explow.c (allocate_dynamic_stack_space): Remove SETJMP_VIA_SAVE_AREA
1931         support.
1932         * function.c (instantiate_virtual_regs): Likewise.
1933         * postreload-gcse.c (bb_has_well_behaved_predecessors): Return false
1934         for a block with a single abnormal incoming edge.
1935         * config/sparc/sparc.h (STACK_SAVEAREA_MODE): Define.
1936         (SETJMP_VIA_SAVE_AREA): Delete.
1937         * config/sparc/sparc-protos.h (load_got_register): Declare.
1938         * config/sparc/sparc.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
1939         (load_got_register): Make global.
1940         (sparc_frame_pointer_required): Add 'static'.
1941         (sparc_can_eliminate): Likewise.  Call sparc_frame_pointer_required.
1942         (sparc_builtin_setjmp_frame_value): New function.
1943         * config/sparc/sparc.md (UNSPECV_SETJMP): Remove.
1944         (save_stack_nonlocal): New expander.
1945         (restore_stack_nonlocal): Likewise.
1946         (nonlocal_goto): Remove modes, adjust predicates and reimplement.
1947         (nonlocal_goto_internal): New insn.
1948         (goto_handler_and_restore): Delete.
1949         (builtin_setjmp_setup): Likewise.
1950         (do_builtin_setjmp_setup): Likewise.
1951         (setjmp): Likewise.
1952         (builtin_setjmp_receiver): New expander.
1953
1954 2011-06-01  David Li  <davidxl@google.com>
1955
1956         PR middle-end/49261
1957         * tree-pretty-print.c (dump_function_header): Format cleanup.
1958
1959 2011-06-01  Kaz Kojima  <kkojima@gcc.gnu.org>
1960
1961         PR target/49238
1962         * config/sh/sh.c (expand_cbranchdi4): Use a scratch register if
1963         needed when original operands are used for msw_skip comparison.
1964
1965 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
1966
1967         PR debug/49250
1968         * var-tracking.c (add_uses, add_stores): Don't call
1969         cselib_subst_to_values on ENTRY_VALUE.
1970
1971 2011-06-01  Diego Novillo  <dnovillo@google.com>
1972
1973         * lto-streamer-out.c (lto_output_ts_decl_with_vis_tree_pointers): Call
1974         output_record_start with LTO_null instead of output_zero.
1975         (lto_output_ts_binfo_tree_pointers): Likewise.
1976         (lto_output_tree): Likewise.
1977         (output_eh_try_list): Likewise.
1978         (output_eh_region): Likewise.
1979         (output_eh_lp): Likewise.
1980         (output_eh_regions): Likewise.
1981         (output_bb): Likewise.
1982         (output_function): Likewise.
1983         (output_unreferenced_globals): Likewise.
1984         * lto-streamer.h (enum LTO_tags): Reserve MAX_TREE_CODES
1985         instead of NUM_TREE_CODES.
1986         (lto_tag_is_tree_code_p): Check max value against MAX_TREE_CODES.
1987         (lto_output_int_in_range): Change << to >> when shifting VAL.
1988
1989 2011-06-01  Diego Novillo  <dnovillo@google.com>
1990
1991         * lto-streamer-out.c (lto_output_ts_decl_non_common_tree_pointers):
1992         Remove assertion for DECL_SAVED_TREE in FUNCTION_DECL nodes.
1993
1994 2011-06-01  Richard Sandiford  <rdsandiford@googlemail.com>
1995
1996         PR target/45074
1997         * optabs.h (valid_multiword_target_p): Declare.
1998         * expmed.c (extract_bit_field_1): Check valid_multiword_target_p when
1999         doing multi-word operations.
2000         * optabs.c (expand_binop): Likewise.
2001         (expand_doubleword_bswap): Likewise.
2002         (expand_absneg_bit): Likewise.
2003         (expand_unop): Likewise.
2004         (expand_copysign_bit): Likewise.
2005         (multiword_target_p): New function.
2006
2007 2011-06-01  Richard Sandiford  <rdsandiford@googlemail.com>
2008
2009         PR rtl-optimization/48830
2010         PR rtl-optimization/48808
2011         PR rtl-optimization/48792
2012         * reload.c (push_reload): Check contains_reg_of_mode.
2013         * reload1.c (strip_paradoxical_subreg): New function.
2014         (gen_reload_chain_without_interm_reg_p): Use it to handle
2015         paradoxical subregs.
2016         (emit_output_reload_insns, gen_reload): Likewise.
2017
2018 2011-06-01  David Li  <davidxl@google.com>
2019
2020         * predict.c : Change pass name
2021         * ipa.c: Ditto.
2022         * dce.c: Ditto.
2023         * tree-profile.c: Ditto.
2024         * except.c: Ditto.
2025
2026 2011-06-01  David Li  <davidxl@google.com>
2027
2028         * tree-pretty-print.c (dump_function_header): New function.
2029         * final.c (rest_of_clean_state): Use header dumper.
2030         * tree-cfg.c (gimple_dump_cfg): Use header dumper.
2031         * passes.c (pass_init_dump_file): Use header dumper.
2032
2033 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
2034
2035         * dwarf2out.c (compare_loc_descriptor, scompare_loc_descriptor,
2036         ucompare_loc_descriptor, minmax_loc_descriptor, clz_loc_descriptor,
2037         popcount_loc_descriptor, bswap_loc_descriptor, rotate_loc_descriptor):
2038         New functions.
2039         (mem_loc_descriptor): Use them.
2040
2041         * var-tracking.c (create_entry_value): New function.
2042         (vt_add_function_parameter): Use it.
2043
2044 2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2045
2046         * config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]:
2047         Include <signal.h>, <ucontext.h>.
2048         (sigill_caught): Define.
2049         (sigill_hdlr): New function.
2050         (set_fast_math) [!__x86_64__ && __sun__ && __svr4__]: Check if SSE
2051         insns can be executed.
2052         * config/sol2.h (ENDFILE_SPEC): Use crtfastmath.o if -ffast-math etc.
2053         * config/sparc/sol2.h (ENDFILE_SPEC): Remove.
2054
2055 2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2056
2057         * config/t-slibgcc-darwin: Move to ...
2058         * config/t-slibgcc-dummy: ... this.  Clarify comments.
2059         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*,
2060         powerpc-*-darwin*, powerpc64-*-darwin*): Reflect this.
2061         (i[3456x]86-*-netware*): Add t-slibgcc-dummy to tmake_file.
2062         (i[34567]86-*-rtems*): Remove extra_parts.  Use i386/t-rtems.
2063         Remove i386/t-crtstuff from tmake_file.
2064         (i[34567]86-*-solaris2*): Remove t-svr4,
2065         t-slibgcc-elf-ver, t-slibgcc-sld from tmake_file, add
2066         t-slibgcc-dummy.
2067         (sparc-*-elf*, sparc64-*-elf*): Remove tmake_file, extra_parts.
2068         (sparc-*-rtems*, sparc64-*-rtems*): Remove sparc/t-crtin,
2069         sparc/t-crtfm from tmake_file.
2070         (sparc*-*-solaris2*): Remove sparc/t-sol2, sparc/t-crtfm,
2071         t-slibgcc-elf-ver, t-slibgcc-sld, add t-slibgcc-dummy.
2072         Remove extra_parts.
2073         * config/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define.
2074         * config/i386/t-nwld (SHLIB_LINK): Remove.
2075         * config/i386/t-rtems-i386: Rename to ...
2076         * config/i386/t-rtems: ... this.
2077         ($(T)crti.o, $(T)crtn.o): Remove.
2078         (FPBIT, DPBIT, LIB2FUNCS_EXTRA): Remove.
2079         (dp-bit.c, fp-bit.c, xp-bit.c): Remove.
2080         (EXTRA_MULTILIB_PARTS, LIBGCC, INSTALL_LIBGCC): Remove.
2081         * config/i386/t-sol2-10 (LIBGCC, INSTALL_LIBGCC,
2082         EXTRA_MULTILIB_PARTS): Remove.
2083         * config/sparc/t-sol2-64: Likewise.
2084         * config/sparc/t-sol2: Remove.
2085         * config/sparc/t-crtin: Remove.
2086         * config/sparc/gmon-sol2.c: Move to ../libgcc/config.
2087         * config/i386/gmon-sol2.c: Remove.
2088         * config/i386/sol2-c1.asm: Move to ../libgcc/config/i386/sol2-c1.S.
2089         * config/i386/sol2-ci.asm: Move to ../libgcc/config/i386/sol2-ci.S.
2090         * config/i386/sol2-cn.asm: Move to ../libgcc/config/i386/sol2-cn.S.
2091         * config/i386/sol2-gc1.asm: Remove.
2092         * config/sparc/sol2-c1.asm: Move to ../libgcc/config/sparc/sol2-c1.S.
2093         * config/sparc/sol2-ci.asm: Move to ../libgcc/config/sparc/sol2-ci.S.
2094         * config/sparc/sol2-cn.asm: Move to ../libgcc/config/sparc/sol2-cn.S.
2095         * config/t-slibgcc-sld: Remove.
2096
2097 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
2098
2099         * dwarf2out.c (mem_loc_descriptor) <do_ucompare>: Call
2100         base_type_for_mode with op_mode instead of mode.
2101
2102 2011-06-01  Paul Brook  <paul@cpodesourcery.com>
2103
2104         * config/arm/arm-cores.def: Add cortex-r5.  Add DIV flags to
2105         Cortex-A15.
2106         * config/arm/arm-tune.md: Regenerate.
2107         * config/arm/arm-tables.opt: Regenerate.
2108         * config/arm/arm.c (FL_DIV): Rename...
2109         (FL_THUMB_DIV): ... to this.
2110         (FL_ARM_DIV): Define.
2111         (FL_FOR_ARCH7R, FL_FOR_ARCH7M): Use FL_THUMB_DIV.
2112         (arm_arch_hwdiv): Remove.
2113         (arm_arch_thumb_hwdiv, arm_arch_arm_hwdiv): New variables.
2114         (arm_issue_rate): Add cortexr5.
2115         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Set
2116         __ARM_ARCH_EXT_IDIV__.
2117         (TARGET_IDIV): Define.
2118         (arm_arch_hwdiv): Remove.
2119         (arm_arch_arm_hwdiv, arm_arch_thumb_hwdiv): New prototypes.
2120         * config/arm/arm.md (tune_cortexr4): Add cortexr5.
2121         (divsi3, udivsi3): New patterns.
2122         * config/arm/thumb2.md (divsi3, udivsi3): Remove.
2123         * doc/invoke.texi: Document ARM -mcpu=cortex-r5
2124
2125 2011-06-01  Martin Jambor  <mjambor@suse.cz>
2126
2127         * ipa-utils.c (ipa_dfs_info): New field scc_no.
2128         * ipa-utils.c (searchc): Set scc_no.
2129
2130 2011-06-01  Martin Jambor  <mjambor@suse.cz>
2131
2132         * ipa-utils.c (searchc_env): New field allow_overwritable.
2133         (searchc): do not ignore edges to overwritable nodes if indicated
2134         by env->allow_overwritable.
2135         (ipa_reduced_postorder): Set env.allow_overwritable.
2136
2137 2011-06-01  Richard Guenther  <rguenther@suse.de>
2138
2139         * tree.c (free_lang_data): Do not reset boolean_type_node nor
2140         char_type_node.
2141         * lto-streamer.c (lto_record_common_node): Take node pointer,
2142         do not register types.
2143         (lto_preload_common_nodes): Explicitly skip preloading nodes
2144         that differ between frontends.
2145
2146 2011-05-31  Pat Haugen  <pthaugen@us.ibm.com>
2147
2148         * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Remove vr0..vr2 from
2149         NON_FLOAT_REGS.
2150
2151 2011-05-31  Pat Haugen  <pthaugen@us.ibm.com>
2152
2153         * config/rs6000/rs6000.c (rs6000_register_move_cost): Preserve from
2154         parameter value for dump. Dump cost on outermost call only.
2155         (rs6000_memory_move_cost): Dump cost on outermost call only.
2156
2157 2011-05-31  Jakub Jelinek  <jakub@redhat.com>
2158
2159         * dwarf2out.c (resolve_addr_in_expr): Optimize away redundant
2160         DW_OP_GNU_convert ops.
2161
2162         * cselib.c (promote_debug_loc): Allow l->next non-NULL for
2163         cselib_preserve_constants.
2164         (cselib_lookup_1): If cselib_preserve_constants,
2165         a new VALUE is being created for REG and there is a VALUE for the
2166         same register in wider mode, add another loc with lowpart SUBREG of
2167         the wider VALUE.
2168         (cselib_subst_to_values): Handle ENTRY_VALUE.
2169         * var-tracking.c  (replace_expr_with_values): Return NULL for
2170         ENTRY_VALUE too.
2171         * dwarf2out.c (convert_descriptor_to_signed): New function.
2172         (mem_loc_descriptor) <case ZERO_EXTEND>: Optimize using DW_OP_and
2173         instead of two shifts.
2174         (mem_loc_descriptor) <do_shift>: ZERO_EXTEND second argument to
2175         the right mode if needed.
2176         (mem_loc_descriptor) <case MOD>: For typed ops just use DW_OP_mod.
2177         (mem_loc_descriptor) <case UNSIGNED_FIX>: Use
2178         convert_descriptor_to_signed.
2179         (mem_loc_descriptor) <case UDIV, CLZ, CTZ, FFS, POPCOUNT, PARITY,
2180         BSWAP, ROTATE, ROTATERT>: Handle these rtls.
2181
2182         PR target/48688
2183         * config/i386/i386.md (*lea_general_4): New define_insn_and_split.
2184
2185 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
2186
2187         * config/i386/i386.md: Use SWI248x instead of X87MODEI, SWI24 instead
2188         of X87MODEI12 and SWI48x instead of SSEMODEI24.
2189         (SWI248x): New mode iterator, rename from X87MODEI.
2190         (X87MODEI): Remove mode iterator.
2191         (X87MODEI12): Ditto.
2192         (SSEMODEI24): Ditto.
2193
2194 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
2195
2196         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): New.
2197         * doc/invoke.texi: Document max-vartrack-expr-depth.
2198         * var-tracking.c (EXPR_DEPTH): New.
2199         (reverse_op, vt_expand_loc, vt_expand_loc_dummy): Use it.
2200
2201 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
2202
2203         * config/i386/i386.c (ix86_rtx_costs): Drop NEG from sub for FMA.
2204         * config/i386/sse.md: Add n to negated FMA pattern names.
2205
2206 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
2207
2208         * gcc.c (driver_handle_option): Fix disabling of -fcompare-debug.
2209
2210 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
2211
2212         * gengtype-state.c (read_state_params_structs): Initialize previous.
2213
2214 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
2215
2216         * config/i386/i386.md (*pushxf_nointeger): Merge alternatives 1 and 2.
2217         (FP push_operand splitters): Merge {TF,XF,DF}mode splitters.
2218
2219 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
2220
2221         * config/i386/i386.md (*movtf_internal): Avoid allocating general
2222         registers.  Penalize F*r->o alternative to prevent partial memory
2223         stalls.  Slightly penalize *roF->*r alternative.  Generate SSE
2224         CONST_DOUBLE immediates when optimizing function for size.  Do not move
2225         CONST_DOUBLEs directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
2226         (*movxf_internal): Slightly penalize Yx*roF->Yx*r alternative.
2227         (*movdf_internal): Slightly penalize Yd*roF->Yd*r alternative.
2228         (*movdf_internal_rex64): Slightly penalize rm->r, F->m and r->m
2229         alternatives.
2230         (*movsf_internal): Slightly penalize rmF->r and Fr->m alternatives.
2231
2232         (fp_register_operand splitters): Use fp_register_operand
2233         constraint.  Do not use FP_REG_P in insn condition.
2234         (any_fp_register_operand splitters): Use any_fp_register_operand
2235         constraint.  Do not use ANY_FP_REG_P in insn condition.
2236
2237 2011-05-31  Jan Hubicka  <jh@suse.cz>
2238
2239         * cgraph.h (cgraph_inline_failed_t): Give enum a name
2240         * lto-cgraph.c (LDPR_NUM_KNOWN): New macro.
2241         (LTO_cgraph_tags): Add LTO_cgraph_last_tag.
2242         (lto_output_edge): Use output_enum and var_len_unsigned.
2243         (lto_output_varpool_node): Likewise.
2244         (input_overwrite_node): Do not take resolution parameter;
2245         extract it from a bitpack.
2246         (input_node): Do not read resolution; use input_enum and
2247         var_len_unsigned.
2248         (input_varpool_node): Likewise.
2249         (input_edge): Likewise.
2250         (input_cgraph_1): Likewise.
2251
2252 2011-05-31  Richard Guenther  <rguenther@suse.de>
2253
2254         * gimple.c (gimple_register_canonical_type): Do not register
2255         any types via gimple_register_type.
2256
2257 2011-05-31  Jan Hubicka  <jh@suse.cz>
2258
2259         * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Merge alias decl
2260         of thunks.
2261
2262 2011-05-31  Jakub Jelinek  <jakub@redhat.com>
2263
2264         PR rtl-optimization/49235
2265         * tree-ssa-address.c (gen_addr_rtx): Ignore base if it is const0_rtx.
2266         (create_mem_ref_raw): Create MEM_REF even if base is INTEGER_CST.
2267
2268 2011-05-31  Ira Rosen  <ira.rosen@linaro.org>
2269
2270         PR tree-optimization/49093
2271         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail for volatile
2272         data references.
2273
2274 2011-05-31  Dodji Seketeli  <dodji@redhat.com>
2275
2276         PR debug/49047
2277         * dwarf2out.c (gen_subprogram_die): Emit linkage name attribute
2278         for concrete functions containing the code of cloned functions.
2279
2280 2011-05-31  Richard Guenther  <rguenther@suse.de>
2281
2282         * tree-ssa-forwprop.c (forward_propagate_into_comparison): Rename
2283         to ...
2284         (forward_propagate_into_comparison_1): ... this.
2285         (forward_propagate_comparison): Rename to ...
2286         (forward_propagate_into_comparison): ... this.  Split out
2287         real forward propagation code to ...
2288         (forward_propagate_comparison): ... this.
2289         (forward_propagate_into_gimple_cond): Remove looping.
2290         (forward_propagate_into_cond): Likewise.
2291         (simplify_not_neg_expr): Return whether we have done something.
2292         (simplify_gimple_switch): Likewise.
2293         (tree_ssa_forward_propagate_single_use_vars): Rename to ...
2294         (ssa_forward_propagate_and_combine): ... this.  Re-structure
2295         to do a forward forward-propagation walk on BBs and a backward
2296         stmt combining walk on BBs.  Consistently re-scan changed statements.
2297         (pass_forwprop): Adjust.
2298
2299 2011-05-30  Ian Lance Taylor  <iant@google.com>
2300
2301         * godump.c (go_format_type): Correct length of name added to
2302         obstack for anonymous field.
2303
2304 2011-05-30  Kaz Kojima  <kkojima@gcc.gnu.org>
2305
2306         PR target/49186
2307         * config/sh/sh.c (expand_cbranchdi4): Set msw_skip when the high
2308         part of the second operand is 0.
2309
2310 2011-05-30  Uros Bizjak  <ubizjak@gmail.com>
2311
2312         * config/i386/i386.md (*movxf_internal): Penalize FYx*r->o alternative
2313         to prevent partial memory stalls.  Do not move CONST_DOUBLEs directly
2314         to memory for !TARGET_MEMORY_MISMATCH_STALL.
2315         (*movdf_internal_rex64): Do not penalize F->r alternative.
2316         (*movdf_internal): Penalize FYd*r->o alternative to prevent partial
2317         memory stalls.  Generate SSE and x87 CONST_DOUBLE immediates only
2318         when optimizing function for size.  Do not move CONST_DOUBLEs
2319         directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
2320         (FP move splitters): Merge {TF,XF,DF}mode splitters.  Do not handle
2321         SUBREGs.  Do not check for MEM_P operands in the insn condition,
2322         check for ANY_FP_REGNO_P instead.
2323         * config/i386/constraints.md (Yd): Enable GENERAL_REGS for
2324         TARGET_64BIT and for TARGET_INTEGER_DFMODE_MOVES when optimizing
2325         function for speed.
2326         * config/i386/i386.c (ix86_option_override_internal): Do not
2327         set TARGET_INTEGER_DFMODE_MOVES here.
2328
2329 2011-05-30  H.J. Lu  <hongjiu.lu@intel.com>
2330
2331         PR target/49168
2332         * config/i386/i386.md (*movtf_internal): Handle misaligned load/store.
2333
2334 2011-05-30  Jakub Jelinek  <jakub@redhat.com>
2335
2336         * dwarf2out.c (modified_type_die, gen_reference_type_die): Use
2337         DW_TAG_rvalue_reference_type even for
2338         -gdwarf-4 -fno-debug-types-section.
2339
2340 2011-05-30  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2341
2342         PR tree-optimization/46728
2343         * tree-ssa-math-opts.c (build_and_insert_call): Reorder parms.
2344         (build_and_insert_binop): New.
2345         (gimple_expand_builtin_pow): Reorder args for
2346         build_and_insert_call; use build_and_insert_binop; add more
2347         optimizations for fractional exponents.
2348
2349 2011-05-30  Nathan Froyd  <froydnj@gcc.gnu.org>
2350
2351         PR bootstrap/49190
2352
2353         Revert:
2354         2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
2355
2356         * tree.h (struct tree_identifier): Inherit from tree_typed, not
2357         tree_common.
2358         (HT_IDENT_TO_GCC_IDENT): Adjust for said change.
2359         * tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
2360         TS_BASE instead of TS_COMMON.
2361         * varasm.c (assemble_name): Remove assert.
2362
2363 2011-05-30  Richard Sandiford  <rdsandiford@googlemail.com>
2364
2365         * config.gcc: Keep obselete list sorted.
2366
2367 2011-05-30  Jakub Jelinek  <jakub@redhat.com>
2368             Eric Botcazou  <ebotcazou@adacore.com>
2369
2370         * var-tracking.c (vt_add_function_parameter): Remap incoming MEMs with
2371         crtl->args.internal_arg_pointer based address to arg_pointer_rtx if
2372         there is a DRAP register and arg_pointer_rtx is the CFA pointer.
2373         (vt_init_cfa_base): Don't equate cfa_base_rtx if stack was realigned.
2374         (vt_initialize): Initialize cfa_base_rtx if there is a DRAP register.
2375
2376 2011-05-30  Richard Guenther  <rguenther@suse.de>
2377
2378         * gimple.c (gimple_types_compatible_p_1): Compare record
2379         and union type members properly.
2380
2381 2011-05-30  Richard Guenther  <rguenther@suse.de>
2382
2383         PR tree-optimization/49210
2384         * ipa-split.c (split_function): Care for the case where the call
2385         result is not trivially convertible to the result holding variable.
2386
2387 2011-05-30  Richard Guenther  <rguenther@suse.de>
2388
2389         PR tree-optimization/49218
2390         * tree-vrp.c (adjust_range_with_scev): Properly check whether
2391         overflow occured.
2392
2393 2011-05-30  Richard Guenther  <rguenther@suse.de>
2394
2395         * tree-ssa-forwprop.c (forward_propagate_into_comparison):
2396         New function split out from ...
2397         (forward_propagate_into_gimple_cond): ... here.  Adjust.
2398         (forward_propagate_into_cond): Likewise.
2399         (forward_propagate_comparison): Also propagate into
2400         comparisons on assignment RHS.  Change return value to
2401         behave similar to forward_propagate_into_cond.
2402         (tree_ssa_forward_propagate_single_use_vars): Handle
2403         strict-overflow warnings properly for forward_propagate_comparison.
2404
2405 2011-05-30  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2406
2407         * configure.ac (gcc_cv_lto_plugin): Determine lto plugin support
2408         from plugin linker.
2409         * configure: Regenerate.
2410
2411 2011-05-30  Ira Rosen  <ira.rosen@linaro.org>
2412
2413         PR tree-optimization/49199
2414         * tree-vect-loop.c (vect_is_slp_reduction): Check that the
2415         non-reduction operands are either defined in the loop or by induction.
2416
2417 2011-05-29  Xinliang David Li  <davidxl@google.com>
2418
2419         * opts-global.c (handle_common_deferred_options): Handle new options.
2420         * passes.c (register_one_dump_file): Call register_pass_name.
2421         (execute_one_pass): Check explicit enable/disable flag.
2422         (passr_hash): New function.
2423         (passr_eq): Ditto.
2424         (register_pass_name): Ditto.
2425         (get_pass_by_name): Ditto.
2426         (pass_hash): Ditto.
2427         (pass_eq): Ditto.
2428         (enable_pass): Ditto.
2429         (disable_pass): Ditto.
2430         (is_pass_explicitly_enabled_or_disabled): Ditto.
2431
2432 2011-05-29  Uros Bizjak  <ubizjak@gmail.com>
2433
2434         * config/i386/i386.md (*movoi_internal_avx): Use
2435         standard_sse_constant_opcode for alternative 0.
2436         (*movti_internal_sse): Ditto.
2437         (*movti_internal_rex64): Use standard_sse_constant_opcode for
2438         alternative 2.
2439         (*movdi_internal_rex64): Use standard_sse_constant_opcode for
2440         sselog1 type moves.
2441         (*movsi_internal): Ditto.
2442         (*movdi_internal): Ditto.  Add ssecvt type moves.
2443
2444 2011-05-29  Eric Botcazou  <ebotcazou@adacore.com>
2445
2446         PR target/48830
2447         * rtlanal.c (simplify_subreg_regno): Adjust comment.
2448
2449 2011-05-29  Jakub Jelinek  <jakub@redhat.com>
2450
2451         PR rtl-optimization/49095
2452         * config/i386/predicates.md (plusminuslogic_operator): New predicate.
2453         * config/i386/i386.md: Add peepholes for mem {+,-,&,|,^}= x; mem != 0.
2454
2455 2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
2456
2457         PR target/43995
2458         * config/mips/mips.c (mips_pic_call_symbol_from_set): Add a
2459         recurse_p argument.  Only follow register copies if it is set,
2460         and prevent mips_find_pic_call_symbol from recursing.
2461         (mips_find_pic_call_symbol): Add a recurse_p argument.
2462         Pass it to mips_pic_call_symbol_from_set.
2463         (mips_annotate_pic_calls): Update accordingly.
2464
2465 2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
2466
2467         * emit-rtl.c (try_split): Use a loop to search for
2468         NOTE_INSN_CALL_ARG_LOCATIONs.
2469
2470 2011-05-29  Richard Guenther  <rguenther@suse.de>
2471
2472         PR tree-optimization/49217
2473         * ipa-pure-const.c (propagate_pure_const): Fix typos.
2474
2475 2011-05-28  Jan Hubicka  <jh@suse.cz>
2476
2477         * lto-streamer-out.c (hash_string_slot_node): Hash string based on its
2478         length.
2479         (string_slot_free): Remove
2480         (create_output_block): Initialize obstack.
2481         (destroy_output_block): Free obstack.
2482         (lto_string_index): Add PERSISTENT parameter; do not duplicate
2483         the string unless it needs to be added into the hash.
2484         (lto_output_string_with_length): Add persistent attribute;
2485         handle NULL strings.
2486         (lto_output_string): Add PERSISTENT parameter.
2487         (output_string_cst, output_identifier): Simplify.
2488         (lto_output_location_bitpack): Update.
2489         (lto_output_builtin_tree): Update.
2490         * lto-streamer.h (struct output_block): Add obstack.
2491         (lto_output_string, lto_output_string_with_length): Remove
2492         declarations; functions are static now.
2493
2494 2011-05-28  Jan Hubicka  <jh@suse.cz>
2495
2496         * lto-streamer-out.c (pack_ts_fixed_cst_value_fields,
2497         pack_ts_decl_common_value_fields, pack_ts_decl_with_vis_value_fields,
2498         pack_ts_function_decl_value_fields, lto_output_builtin_tree,
2499         output_cfg, output_gimple_stmt): Use enum and variable length i/o.
2500         * lto-streamer-in.c (input_cfg, input_gimple_stmt,
2501         unpack_ts_fixed_cst_value_fields, unpack_ts_decl_common_value_fields,
2502         unpack_ts_decl_with_vis_value_fields,
2503         unpack_ts_type_common_value_fields, unpack_ts_block_value_fields,
2504         lto_get_builtin_tree): Use enum and variable length i/o.
2505         * basic-block.h (profile_status_d): Add PROFILE_LAST.
2506         * lto-streamer.h (bp_pack_int_in_range, bp_unpack_int_in_range):
2507         New functions.
2508         (bp_pack_enum, bp_unpack_enum): New macros.
2509
2510 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
2511
2512         * genrecog.c: Remove redundant forward declarations.
2513
2514 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
2515
2516         * config.gcc: Deprecate mips*-*-openbsd*.
2517
2518 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
2519
2520         PR bootstrap/49195
2521         * genrecog.c (add_to_sequence): Use XEXP rather than XVECEXP
2522         for match_op_dup.
2523
2524 2011-05-27  Andrew Pinski  <pinskia@gmail.com>
2525
2526         PR middle-end/48981
2527         * gengtype.c (vec_prefix_type): New function.
2528         (note_def_vec): Use vec_prefix_type and change the length
2529         attribute to be based on the prefix.
2530         * vec.c: Include coretypes.h before vec.h.
2531         (struct vec_prefix): Remove.
2532         (vec_gc_p_reserve): Change the offsetof to sizeof.
2533         (vec_gc_p_reserve_exact): Likewise.
2534         (vec_heap_p_reserve): Likewise.
2535         (vec_heap_p_reserve_exact): Likewise.
2536         (vec_stack_o_reserve_1): Copy from +1 instead of from vec.
2537         (vec_stack_p_reserve): Change the offsetof to sizeof.
2538         (vec_stack_p_reserve_exact): Likewise.
2539         * vec.h (struct vec_prefix): New struct definition.
2540         (VEC_T(T,B)): Use vec_prefix instead of having num/alloc fields.
2541         (VEC_T_GTY(T,B)): Likewise.
2542         (DEF_VEC_FUNC_P(T)): Use prefix field.
2543         (DEF_VEC_NONALLOC_FUNCS_O(T,A)): Likewise.
2544         (DEF_VEC_NONALLOC_FUNCS_I(T,A)): Likewise.
2545
2546 2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2547
2548         PR tree-optimization/46728
2549         * tree-ssa-math-opts.c (powi_as_mults_1): Add gimple_set_location.
2550         (powi_as_mults): Add gimple_set_location.
2551         (build_and_insert_call): New.
2552         (gimple_expand_builtin_pow): Add handling for pow(x,y) when y is
2553         0.5, 0.25, 0.75, 1./3., or 1./6.
2554
2555 2011-05-27  Alexander Monakov  <amonakov@ispras.ru>
2556
2557         * doc/contrib.texi: Update copyright years.
2558         (Contributors): Add Zdenek Sojka.
2559
2560 2011-05-27  Nathan Froyd  <froydnj@codesourcery.com>
2561
2562         * c-decl.c (c_push_function_context): Copy the current statement
2563         list stack.
2564         (add_stmt): Check building_stmt_list_p and push_stmt if necessary.
2565         (finish_struct): Call building_stmt_list_p instead of checking
2566         cur_stmt_list.
2567         * c-parser.c (c_parser_postfix_expression): Likewise.
2568         * c-typeck.c (c_end_compound_stmt): Likewise.
2569         * print-tree.c (print_node) [STATEMENT_LIST]: Don't print TREE_CHAIN.
2570         * tree-iterator.c (stmt_list_cache): Change to a VEC.
2571         (alloc_stmt_list): Adjust for stmt_list_cache's new type.
2572         (free_stmt_list): Likewise.
2573         * tree.h (struct tree_statement_list): Include typed_tree instead
2574         of tree_common.
2575         * tree.c (initialize_tree_contains_struct): Mark TS_STATEMENT_LIST
2576         as TS_TYPED instead of TS_COMMON.
2577
2578 2011-05-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2579             Uros Bizjak  <ubizjak@gmail.com>
2580
2581         * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check for @tlsgdplt
2582         (HAVE_AS_IX86_TLSGDPTL): Define.
2583         (gcc_cv_as_ix86_tlsldmplt): Check for @tlsldmplt.
2584         (HAVE_AS_IX86_TLSLDMPLT): Define.
2585         * configure: Regenerate.
2586         * config.in: Regenerate.
2587         * config/i386/i386.c (ix86_print_operand): Handle code 'p'.
2588         * config/i386/i386.md (*tls_global_dynamic_32_gnu): If
2589         TARGET_SUN_TLS, use @tlsgdplt or @plt.
2590         (*tls_global_dynamic_64): Use @plt if TARGET_SUN_TLS.
2591         (*tls_local_dynamic_base_32_gnu): If TARGET_SUN_TLS, use
2592         @tlsldmplt or @plt.
2593         (*tls_local_dynamic_base_64): Use @plt if TARGET_SUN_TLS.
2594
2595 2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>
2596
2597         * sched-int.h (struct _haifa_deps_insn_data): New members cond
2598         and reverse_cond.
2599         (INSN_COND, INSN_REVERSE_COND): New macros.
2600         * sched-deps.c (deps_analyze_insn): Call sched_get_condition_with_rev
2601         once.
2602         (sched_get_condition_with_rev): Cache the results, and look them up
2603         if possible.
2604         (sched_analyze_insn): Destroy INSN_COND of previous insns if they
2605         are clobbered by the current insn.
2606         * target.def (exposed_pipline): New sched data hook.
2607         * doc/tm.texi.in: TARGET_SCHED_EXPOSED_PIPELINE: Add hook.
2608         * doc/tm.texi: Regenerate.
2609
2610 2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2611
2612         PR tree-optimization/49170
2613         * tree-ssa-math-opts.c (execute_cse_sincos):  Add checks for
2614         sincos or cexp.
2615
2616 2011-05-27  Richard Guenther  <rguenther@suse.de>
2617
2618         PR middle-end/49189
2619         * fold-const.c (fold_unary_loc): Do not re-fold folding conversions
2620         of comparisons.
2621
2622 2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>
2623
2624         * haifa-sched.c (sched_scan_info): Remove.
2625         (schedule_block): Call sched_extend_luids rather than sched_init_luids
2626         with NULL args.
2627         (extend_bb, init_bb, extend_insn, init_insn, init_insns_in_bb):
2628         Remove functions.
2629         (sched_scan): Remove.
2630         (sched_extend_luids): Renamed from luids_extend_insn and no longer
2631         static.  All callers changed.
2632         (sched_init_insn_luid): Renamed from luids_init_insn and no longer
2633         static.  All callers changed.
2634         (sched_init_luids): Remove all arguments except the first.  All
2635         callers changed.  Don't use sched_scan.
2636         (haifa_init_h_i_d): Likewise.
2637         (haifa_init_insn): Call sched_extend_luids and sched_init_insn_luid
2638         manually rather than using sched_init_luids.  Likewise with
2639         extend_h_i_d, init_h_i_d and haifa_init_h_i_d.
2640         * sel-sched.c (sel_region_target_finish): Call sched_extend_luids
2641         rather than sched_init_luids with NULL args.
2642         * sel-sched-ir.c (new_insns): Remove variable.
2643         (sched_scan): New static function, previously in haifa-sched.c.  Remove
2644         all arguments but the first two; all callers changed.
2645         (sel_init_new_insn): Call sched_extend_luids and sched_init_insn_luid
2646         rather than sched_init_luids.
2647         (sel_init_bbs): Remove second argument.  All callers changed.
2648         (sel_add_bb): Call sched_extend_luids rather than sched_init_luids
2649         with NULL arguments.
2650         (create_insn_rtx_from_pattern): Likewise.
2651         * sel-sched-ir.h (sel_init_bbs): Adjust declaration.
2652         * sched-int.h (sched_init_luids, haifa_init_h_i_d): Likewise.
2653         (sched_init_insn_luid, sched_extend_luids): Declare.
2654         (sched_scan_info_def, sched_scan_info, sched_scan): Remove
2655         declarations.
2656
2657 2011-05-27  Richard Guenther  <rguenther@suse.de>
2658
2659         PR middle-end/49177
2660         * fold-const.c (fold_unary_loc): Fold (T)(A CMP B) to
2661         A CMP B ? (T) true : (T) false for non-integral types T again.
2662
2663 2011-05-27  Jan Hubicka  <jh@suse.cz>
2664
2665         * lto-streamer-out.c (lto_string_index): break out from...; offset by 1
2666         so 0 means NULL string.
2667         (lto_output_string_with_length): ... here.
2668         (lto_output_string, output_string_cst, output_identifier): Update
2669         handling of NULL strings.
2670         (lto_output_location_bitpack): New function.
2671         (lto_output_location): Use it.
2672         (lto_output_tree_ref): Use output_record_start.
2673         (pack_ts_type_common_value_fields): Pack aliagn & alias set in var
2674         len values.
2675         * lto-streamer-in.c (string_for_index): Break out from ...; offset
2676         values by 1.
2677         (input_string_internal): ... here;
2678         (input_string_cst, input_identifier, lto_input_string): Update handling
2679         of NULL strings.
2680         (lto_input_location_bitpack): New function
2681         (lto_input_location): Use it.
2682         (unpack_ts_type_common_value_fields): Pack align & alias in var len
2683         values.
2684         * lto-streamer.h (bp_pack_val_len_unsigned, bp_pack_val_len_int,
2685         bp_unpack_val_len_unsigned, bp_unpack_val_len_int): Declare.
2686         (bp_pack_value): Sanity check the value range.
2687         * lto-section-in.c (bp_unpack_val_len_unsigned, bp_unpack_val_len_int):
2688         New functions.
2689         * lto-section-out.h (bp_pack_val_len_unsigned, bp_pack_val_len_int):
2690         New functions.
2691
2692 2011-05-27  Hariharan Sandanagobalane  <hariharan@picochip.com>
2693
2694         * config/picochip/picochip.c (reorder_var_tracking_notes): Drop
2695         call_arg_location instructions down the floor.
2696
2697 2011-05-26  Vladimir Makarov  <vmakarov@redhat.com>
2698
2699         PR rtl-optimization/49154
2700         * ira.c (setup_pressure_classes): Process class without sublcasses
2701         as a candidate for pressure classes.
2702
2703 2011-05-26  Richard Sandiford  <rdsandiford@googlemail.com>
2704
2705         PR rtl-optimization/48575
2706         * genrecog.c (position_type): New enum.
2707         (position): New structure.
2708         (decision): Use position structure instead of a string.
2709         (root_pos, peep2_insn_pos_list): New variables.
2710         (next_position, compare_positions): New functions.
2711         (new_decision): Use position structures instead of strings.
2712         (maybe_both_true): Likewise.
2713         (change_state): Likewise.
2714         (write_tree): Likewise.
2715         (make_insn_sequence): Likewise.
2716
2717 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
2718
2719         * tree.c (initialize_tree_contains_struct): Mark TS_BLOCK as
2720         TS_BASE instead of TS_COMMON.
2721         (find_decls_types_r): Check for TS_TYPED structure before looking at
2722         TREE_TYPE.
2723         * tree.h (struct tree_block): Inherit from tree_base, not tree_common.
2724         Add chain field.
2725         (BLOCK_CHAIN): Use new chain field.
2726
2727 2011-05-26  Pat Haugen  <pthaugen@us.ibm.com>
2728
2729         * config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR
2730         moves expensive on Power7 also.
2731
2732 2011-05-26  Richard Guenther  <rguenther@suse.de>
2733
2734         * fold-const.c (fold_unary_loc): Remove bogus code.
2735
2736 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
2737
2738         * tree.h (struct tree_identifier): Inherit from tree_typed, not
2739         tree_common.
2740         (HT_IDENT_TO_GCC_IDENT): Adjust for said change.
2741         * tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
2742         TS_BASE instead of TS_COMMON.
2743         * varasm.c (assemble_name): Remove assert.
2744
2745 2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>
2746
2747         * Makefile.in (srcdirify): Change order so that libgcc_objdir is
2748         substituted first.
2749         * libgcc-std.ver: Delete file.
2750
2751 2011-05-26  Richard Guenther  <rguenther@suse.de>
2752
2753         PR tree-optimization/48702
2754         * tree-ssa-address.c (create_mem_ref_raw): Create MEM_REFs
2755         only when we know the base address is within bounds.
2756         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Do not
2757         assume the base address of TARGET_MEM_REFs is in bounds.
2758
2759 2011-05-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2760
2761         PR target/49099
2762         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Wrap
2763         declaration in TARGET_SOLARIS.
2764
2765 2011-05-26  Hariharan Sandanagobalane  <hariharan@picochip.com>
2766
2767         * config/picochip/picochip.md (cbranchhi4): No :CC for match_operator.
2768         The instruction is then expanded explicitly.
2769         (supported_compare): Callable instruction.
2770         (compare): Likewise.
2771
2772 2011-05-26  Jakub Jelinek  <jakub@redhat.com>
2773
2774         PR c++/49165
2775         * gimplify.c (shortcut_cond_r): Don't special case
2776         COND_EXPRs if they have void type on one of their arms.
2777
2778 2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>
2779
2780         * haifa-sched.c (schedule-block): Reorder the inner scheduling loop
2781         to reduce duplication, and to achieve a slightly more logical order
2782         of operations.
2783
2784 2011-05-26  Jakub Jelinek  <jakub@redhat.com>
2785
2786         PR tree-optimization/49161
2787         * tree-vrp.c (struct case_info): New type.
2788         (compare_case_labels): Sort case_info structs instead of
2789         trees, and not primarily by CASE_LABEL uids but by
2790         label_for_block indexes.
2791         (find_switch_asserts): Put case labels into struct case_info
2792         array instead of TREE_VEC, adjust sorting, compare label_for_block
2793         values instead of CASE_LABELs.
2794
2795 2011-05-26  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
2796
2797         * config/arm/neon.md ("orn<mode>3_neon"): Canonicalize not.
2798         ("orndi3_neon"): Likewise.
2799         ("bic<mode>3_neon"): Likewise.
2800
2801 2011-05-26  Ira Rosen  <ira.rosen@linaro.org>
2802
2803         PR tree-optimization/49038
2804         * tree-vect-loop-manip.c (vect_generate_tmps_on_preheader):
2805         Ensure at least one epilogue iteration if required by data
2806         accesses with gaps.
2807         * tree-vectorizer.h (struct _loop_vec_info): Add new field
2808         to mark loops that require peeling for gaps.
2809         * tree-vect-loop.c (new_loop_vec_info): Initialize new field.
2810         (vect_get_known_peeling_cost): Take peeling for gaps into
2811         account.
2812         (vect_transform_loop): Generate epilogue if required by data
2813         access with gaps.
2814         * tree-vect-data-refs.c (vect_analyze_group_access): Mark the
2815         loop as requiring an epilogue if there are gaps in the end of
2816         the strided group.
2817
2818 2011-05-25  Ian Lance Taylor  <iant@google.com>
2819
2820         * godump.c (go_format_type): Output the first field with a usable
2821         Go type, if any.
2822
2823 2011-05-25  Ian Lance Taylor  <iant@google.com>
2824
2825         * godump.c (go_format_type): Check for invalid type names, pointer
2826         target types, and struct field types.
2827
2828 2011-05-25  Jason Merrill  <jason@redhat.com>
2829
2830         * print-tree.c (print_node): Only look at TREE_TYPE if TS_TYPED.
2831
2832 2011-05-25  Uros Bizjak  <ubizjak@gmail.com>
2833
2834         * config/i386/sse.md (*<sse>_maskcmp<mode>3_comm): New pattern.
2835
2836 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
2837
2838         * config/i386/i386.md (*movqi_extv_1)): Put back
2839         "register_operand" check in "type" calculation.
2840         (*movqi_extzv_2): Likewise.
2841
2842 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
2843
2844         * doc/extend.texi (X86 Built-in Functions): Update pause intrinsic.
2845
2846 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
2847
2848         PR bootstrap/49160
2849         * libgcc2.h (__powisf2, __powidf2, __powitf2, __powixf2,
2850         __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3,
2851         __divxc3, __divtc3): Wrap definitions in #ifndef.
2852
2853 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
2854
2855         PR target/49142
2856         * config/i386/i386.md (*movqi_extv_1_rex64): Remove
2857         "register_operand" check and replace q_regs_operand with
2858         QIreg_operand in "type" calculation.
2859         (*movqi_extv_1): Likewise.
2860         (*movqi_extzv_2_rex64): Likewise.
2861         (*movqi_extzv_2): Likewise.
2862
2863         * config/i386/predicates.md (QIreg_operand): New.
2864
2865 2011-05-25  Richard Guenther  <rguenther@suse.de>
2866
2867         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Fix
2868         type-based offset disambiguation, streamline MEM_REF and
2869         TARGET_MEM_REF handling.
2870
2871 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
2872
2873         * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_PAUSE.
2874         (bdesc_special_args): Add pause intrinsic.
2875
2876         * config/i386/i386.md (UNSPEC_PAUSE): New.
2877         (pause): Likewise.
2878         (*pause): Likewise.
2879         * config/i386/ia32intrin.h (__pause): Likewise.
2880
2881         * doc/extend.texi (X86 Built-in Functions): Add documentation for
2882         pause intrinsic.
2883
2884 2011-05-25  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2885
2886         PR tree-optimization/46728
2887         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): New.
2888         (execute_cse_sincos): Add switch case for BUILT_IN_POW.
2889
2890 2011-05-25  Nathan Froyd  <froydnj@codesourcery.com>
2891
2892         * tree.h (struct tree_exp): Inherit from struct tree_typed.
2893         * tree.c (initialize_tree_contains_struct): Mark TS_EXP as TS_TYPED
2894         instead of TS_COMMON.
2895
2896 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
2897
2898         * libgcc2.h (__NW, __NDW): Define using a __gnu_ prefix if
2899         LIBGCC2_GNU_PREFIX is defined.
2900         (__N): New macro.
2901         (__powisf2, __powidf2, __powitf2, __powixf2, __bswapsi2, __bswapdi2,
2902         __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3, __divxc3,
2903         __divtc3, __udiv_w_sdiv, __clear_cache, __enable_execute_stack,
2904         __clz_tab): Define using __N.
2905         (__absvsi2, __negvsi2, __addvsi3, __subvsi3, __mulvsi3): Likewise if
2906         COMPAT_SIMODE_TRAPPING_ARITHMETIC.
2907         * target.def (libfunc_gnu_prefix): New hook.
2908         * doc/tm.texi.in (LIBGCC2_GNU_PREFIX): Document.
2909         (TARGET_LIBFUNC_GNU_PREFIX): Add hook.
2910         * doc/tm.texi: Regenerate.
2911         * system.h (LIBGCC2_GNU_PREFIX): Poison.
2912         * optabs.c (gen_libfunc): Take the libfunc_gnu_prefix hook into
2913         account.
2914         (gen_interclass_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
2915         (init_optabs): Likewise for the bswap libfuncs.
2916         * tree.c (build_common_builtin_nodes): Likewise for complex multiply
2917         and divide.
2918         * config/t-slibgcc-elf-ver (SHLIB_MAPFILES): Use $$(libgcc_objdir).
2919         * config/t-slibgcc-sld (SHLIB_MAPFILES): Likewise.
2920         * libgcc-std.ver: Remove.
2921         * Makefile.in (srcdirify): Handle $$(libgcc_objdir).
2922         * config/frv/t-linux (SHLIB_MAPFILES): Use $$(libgcc_objdir) for
2923         libgcc-std.ver.
2924         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
2925         * config/mips/t-slibgcc-irix (SHLIB_MAPFILES): Likewise.
2926         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Likewise.
2927         * config/rs6000/t-aix52 (SHLIB_MAPFILES): Likewise.
2928         * config/sparc/t-linux (SHLIB_MAPFILES): Likewise.
2929         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
2930         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
2931         * config/fixed-bit.h (FIXED_OP): Define differently depending on
2932         LIBGCC2_GNU_PREFIX. All uses changed not to pass leading underscores.
2933         (FIXED_CONVERT_OP, FIXED_CONVERT_OP2): Likewise.
2934
2935 2011-05-25  Jan Hubicka  <jh@suse.cz>
2936
2937         * lto-streamer-out.c (output_record_start): Use lto_output_enum
2938         (lto_output_tree): Use output_record_start.
2939         * lto-streamer-in.c (input_record_start): Use lto_input_enum
2940         (lto_get_pickled_tree): Use input_record_start.
2941         * lto-section-in.c (lto_section_overrun): Turn into fatal error.
2942         (lto_value_range_error): New function.
2943         * lto-streamer.h (lto_value_range_error): Declare.
2944         (lto_output_int_in_range, lto_input_int_in_range): New functions.
2945         (lto_output_enum, lto_input_enum): New macros.
2946
2947 2011-05-25  Eric Botcazou  <ebotcazou@adacore.com>
2948
2949         * common.opt (flag_stack_usage_info): New variable.
2950         (-Wstack-usage): New option.
2951         * doc/invoke.texi (Warning options): Document -Wstack-usage.
2952         * opts.c (common_handle_option) <OPT_Wstack_usage_>: New case.
2953         <OPT_fstack_usage>: Likewise.
2954         * toplev.c (output_stack_usage): Handle -Wstack-usage.
2955         * calls.c (expand_call): Test flag_stack_usage_info variable instead
2956         of flag_stack_usage.
2957         (emit_library_call_value_1): Likewise.
2958         * explow.c (allocate_dynamic_stack_space): Likewise.
2959         * function.c (instantiate_virtual_regs ): Likewise.
2960         (prepare_function_start): Likewise.
2961         (rest_of_handle_thread_prologue_and_epilogue): Likewise.
2962         * config/alpha/alpha.c (alpha_expand_prologue): Likewise.
2963         * config/arm/arm.c (arm_expand_prologue): Likewise.
2964         (thumb1_expand_prologue): Likewise.
2965         * config/avr/avr.c (expand_prologue): Likewise.
2966         * config/i386/i386.c (ix86_expand_prologue): Likewise.
2967         * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
2968         * config/m68k/m68k.c (m68k_expand_prologue): Likewise.
2969         * config/mips/mips.c (mips_expand_prologue): Likewise.
2970         * config/pa/pa.c (hppa_expand_prologue): Likewise.
2971         * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
2972         * config/s390/s390.c (s390_emit_prologue): Likewise.
2973         * config/sh/sh.c (sh_expand_prologue): Likewise.
2974         * config/sparc/sparc.c (sparc_expand_prologue): Likewise.
2975         * config/spu/spu.c (spu_expand_prologue): Likewise.
2976
2977 2011-05-25  Richard Guenther  <rguenther@suse.de>
2978
2979         * gimple.c (iterative_hash_canonical_type): Skip non-FIELD_DECLs.
2980         (gimple_canonical_types_compatible_p): Likewise.
2981
2982 2011-05-25  Jan Hubicka  <jh@suse.cz>
2983
2984         PR middle-end/49062
2985         * ipa.c (function_and_variable_visibility): Only add to same
2986         comdat group list if DECL_ONE_ONLY.
2987
2988 2011-05-25  Andrey Belevantsev  <abel@ispras.ru>
2989
2990         PR rtl-optimization/49014
2991         * config/i386/athlon.md (athlon_ssecomi): Change type to ssecomi.
2992
2993 2011-05-25  Jakub Jelinek  <jakub@redhat.com>
2994
2995         PR target/49128
2996         * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
2997
2998 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
2999
3000         PR rtl-optimization/48757
3001         * ira-build.c (loop_with_eh_edge_p): Rename to
3002         loop_with_complex_edge_p, check edges on complexity, make function
3003         conditional.
3004         (mark_loops_for_removal): Make call of loop_with_complex_edge_p
3005         conditional.
3006
3007 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
3008
3009         * config/sparc/sparc.c (sparc_option_override): If not set by the user,
3010         force flag_ira_share_save_slots to 0.
3011
3012 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
3013
3014         * var-tracking.c (compute_cfa_pointer): Adjust head comment.
3015         (vt_initialize): Set PROLOGUE_BB unconditionally.
3016         Add block comment about CFA_BASE_RTX machinery.
3017         Reset FP_CFA_OFFSET to -1 on all invalid paths.
3018         Call vt_init_cfa_base only if FP_CFA_OFFSET isn't equal to -1.
3019
3020 2011-05-24  Nicola Pero  <nicola.pero@meta-innovation.com>
3021
3022         PR objc/48187
3023         * c-parser.c (c_parser_objc_class_instance_variables): More robust
3024         parsing of syntax error in ObjC instance variable lists.  In
3025         particular, avoid an infinite loop if there is a stray ']'.
3026         Updated error message.
3027
3028 2011-05-24  Ian Lance Taylor  <iant@google.com>
3029
3030         * godump.c (go_define): Don't accept a string immediately after
3031         another operand.
3032
3033 2011-05-24  Ian Lance Taylor  <iant@google.com>
3034
3035         * godump.c (struct godump_container): Add invalid_hash field.
3036         (go_format_type): Return false if type is found in invalid_hash.
3037         (go_output_typedef): Add invalid type to invalid_hash.
3038         (go_finish): Create and delete invalid_hash.
3039
3040 2011-05-24  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
3041
3042         PR tree-optimization/46728
3043         * tree-ssa-math-opts.c (powi_table): New.
3044         (powi_lookup_cost): New.
3045         (powi_cost): New.
3046         (powi_as_mults_1): New.
3047         (powi_as_mults): New.
3048         (gimple_expand_builtin_powi): New.
3049         (execute_cse_sincos): Add switch case for BUILT_IN_POWI.
3050         (gate_cse_sincos): Remove sincos/cexp restriction.
3051
3052 2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3053
3054         PR target/3746
3055         * config.gcc (alpha*-dec-osf5.1*): Only build mips-tfile,
3056         mips-tdump native.
3057         * mips-tfile.c: Remove CROSS_DIRECTORY_STRUCTURE handling.
3058         * mips-tdump.c: Likewise.
3059
3060 2011-05-24  H.J. Lu  <hongjiu.lu@intel.com>
3061
3062         PR target/49128
3063         * config/i386/driver-i386.c (host_detect_local_cpu): Always
3064         add -mno-XXX.  Handle FMA.
3065
3066 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
3067
3068         PR rtl-optimization/48633
3069         * ira-build.c (loop_with_eh_edge_p): New function.
3070         (mark_loops_for_removal): Use it.
3071
3072 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
3073
3074         PR rtl-optimization/48971
3075         * ira.c (setup_pressure_classes): Don't check register move cost
3076         for classes with one registers.  Don't add pressure class if there
3077         is a pressure class with the same available hard registers.
3078         Check contains_reg_of_mode.  Fix a typo in collecting
3079         temp_hard_regset.  Ignore hard registers not belonging to a class.
3080
3081 2011-05-24  Uros Bizjak  <ubizjak@gmail.com>
3082
3083         PR target/49133
3084         * config/i386/sse.md (sse2_loadhpd): Remove shufpd alternative.
3085
3086 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
3087             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3088
3089         PR gcov-profile/48845
3090         * config/sol2.h (LIB_SPEC): Link TLS support for tree profiling.
3091
3092 2011-05-24  Richard Guenther  <rguenther@suse.de>
3093
3094         * gimple.c (compare_type_names_p): Remove for_completion_p arg.
3095         (gimple_compatible_complete_and_incomplete_subtype_p): Remove.
3096         (gimple_types_compatible_p_1): Adjust.
3097         (iterative_hash_canonical_type): Do not bother about complete vs.
3098         incomplete types.
3099         (gimple_canonical_types_compatible_p): Likewise.
3100
3101 2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3102
3103         * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Remove.
3104
3105 2011-05-24  Richard Guenther  <rguenther@suse.de>
3106
3107         PR bootstrap/49078
3108         * gimple.c (gimple_register_canonical_type): Revert
3109         previous change.
3110         * alias.c (get_alias_set): Only assert that TYPE_CANONICAL
3111         does not for a tree for the case where it matters.  Cache
3112         pointer-type alias-sets.
3113
3114 2011-05-24  Joseph Myers  <joseph@codesourcery.com>
3115
3116         * Makefile.in (GCC_OBJS): Remove opts-common.o and options.o.
3117         (OBJS): Remove options.o, opts-common.o and prefix.o.
3118         (OBJS-libcommon-target): New.
3119         (ALL_HOST_BACKEND_OBJS): Include $(OBJS-libcommon-target).
3120         (BACKEND): Include libcommon-target.a.
3121         (MOSTLYCLEANFILES): Include libcommon-target.a.
3122         (libcommon-target.a): New.
3123         (xgcc$(exeext), cpp$(exeext)): Use libcommon-target.a instead of
3124         prefix.o.
3125
3126 2011-05-23  Joseph Myers  <joseph@codesourcery.com>
3127
3128         * optc-save-gen.awk: New.  Based on optc-gen.awk.  Don't generate
3129         parts of output shared with the driver.
3130         * optc-gen.awk: Don't generate parts of output not shared with the
3131         driver.
3132         * opth-gen.awk: Remove GCC_DRIVER conditionals.
3133         * doc/options.texi (SourcerInclude): Mention options-save.c.
3134         * Makefile.in (GCC_OBJS): Use options.o instead of gcc-options.o.
3135         (OBJS): Add options-save.o.
3136         (options-save.c, options-save.o): New.
3137         (options.o): Update dependencies.
3138         (gcc-options.o): Remove.
3139         (mostlyclean): Remove options-save.c.
3140
3141 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
3142
3143         PR debug/49032
3144         * dbxout.c: Include cgraph.h.
3145         (dbxout_expand_expr): If a VAR_DECL is TREE_STATIC, not written
3146         and without value expr, return NULL if no varpool node exists for
3147         it or if it is not needed.
3148         * Makefile.in (dbxout.o): Depend on $(CGRAPH_H).
3149
3150         PR c/49120
3151         * c-decl.c (start_decl): Convert expr to void_type_node.
3152
3153 2011-05-23  Richard Sandiford  <rdsandiford@googlemail.com>
3154
3155         PR rtl-optimization/48826
3156         * emit-rtl.c (try_split): When splitting a call that is followed
3157         by a NOTE_INSN_CALL_ARG_LOCATION, move the note after the new call.
3158
3159 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
3160
3161         * cfgexpand.c (expand_debug_expr): For unused non-addressable
3162         parameters passed in memory prefer using DECL_INCOMING_RTL over
3163         the pseudos it will be copied into.
3164
3165 2011-05-23  H.J. Lu  <hongjiu.lu@intel.com>
3166
3167         PR target/47315
3168         * config/i386/i386.c (ix86_option_override_internal): Save the
3169         initial options after checking vzeroupper.
3170
3171 2011-05-23  David Li  <davidxl@google.com>
3172
3173         PR tree-optimization/48988
3174         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds):
3175         Initialize has_valid_pred for each pred chain.
3176
3177 2011-05-23  Richard Guenther  <rguenther@suse.de>
3178
3179         * gimple.c (gimple_types_compatible_p_1): Always compare type names.
3180         (iterative_hash_gimple_type): Always hash type names.
3181
3182 2011-05-23  Nathan Froyd  <froydnj@codesourcery.com>
3183
3184         * c-typeck.c (build_function_call_vec): Tweak call to
3185         check_function_arguments.
3186
3187 2011-05-23  Richard Guenther  <rguenther@suse.de>
3188
3189         PR tree-optimization/49115
3190         * tree-ssa-alias.c (stmt_kills_ref_p_1): If the assignment
3191         is not necessarily carried out, do not claim it kills the ref.
3192         * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise.
3193
3194 2011-05-23  Richard Guenther  <rguenther@suse.de>
3195
3196         PR middle-end/15419
3197         * builtins.c (fold_builtin_memory_op): Be less restrictive about
3198         what pointer types we accept for folding.
3199
3200 2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3201
3202         * gthr-gnat.c: Remove.
3203         * gthr-gnat.h: Remove.
3204         * Makefile.in (LIB2ADDEH): Remove $(srcdir)/gthr-gnat.c.
3205         * config/t-freebsd (LIB2ADDEH): Likewise.
3206         * config/t-linux (LIB2ADDEH): Likewise.
3207         * config/t-sol2 (LIB2ADDEH): Likewise.
3208         * config/ia64/t-vms (LIB2ADDEH): Likewise.
3209         * configure.ac (target_thread_file): Remove gnat handling.
3210         * configure: Regenerate.
3211         * doc/install.texi (Configuration, --enable-threads): Remove gnat.
3212
3213 2011-05-23  Tristan Gingold  <gingold@adacore.com>
3214             Eric Botcazou  <ebotcazou@adacore.com>
3215
3216         * gcov.c (create_file_names): If no object directory is specified,
3217         keep the directory of the file.
3218
3219 2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3220
3221         * configure.ac (enable_threads): Remove irix; add lynx, tpf; sort list.
3222         * configure: Regenerate.
3223
3224 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
3225
3226         PR middle-end/48973
3227         * expr.c (expand_expr_real_2) <case LT_EXPR>: If do_store_flag
3228         failed and the comparison has a single bit signed type, use
3229         constm1_rtx instead of const1_rtx for true value.
3230         (do_store_flag): If ops->type is single bit signed type, disable
3231         signel bit test optimization and pass -1 instead of 1 as last
3232         parameter to emit_store_flag_force.
3233
3234 2011-05-23  Tom de Vries  <tom@codesourcery.com>
3235
3236         PR target/45098
3237         * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith): New
3238         function.
3239         (infer_loop_bounds_from_undefined): Use new function.
3240
3241 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
3242
3243         * config/mips/mips.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Delete.
3244         (ASM_SPEC): Add a -O* option here.  Pass -O0 for -noasmopt,
3245         -O1 for -fno-delayed-branch, -O2 if optimization is enabled,
3246         and -O0 otherwise.
3247         (EXTRA_SPECS): Remove subtarget_asm_optimizing_spec.
3248
3249 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
3250
3251         * cfgcleanup.c (try_forward_edges): Do not update BB_FORWARDER_BLOCK.
3252         (try_optimize_cfg): Update BB_FORWARDER_BLOCK if try_forward_edges
3253         returns true.
3254
3255 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
3256
3257         * config/mips/mips.c (mips_default_arch): Honor MIPS_ISA_DEFAULT.
3258
3259 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
3260
3261         * config/sparc/sparc.c (sparc_delegitimize_address): Handle
3262         UNSPEC_MOVE_PIC pattern.
3263
3264 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
3265
3266         * config.gcc (sparc-*-elf*): Add sparc/t-crtin.
3267         (sparc-*-rtems*): Likewise.
3268         (sparc64-*-elf*): Likewise.
3269         (sparc64-*-rtems*): Likewise.
3270         (sparc*-*-solaris2*): Likewise.  Remove crti.o crtn.o extra parts.
3271         * config/sparc/t-crtin: New file.
3272         * config/sparc/t-sol2 (crti.o): Delete rule.
3273         (crtn.o): Likewise.
3274         * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Delete.
3275         * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Likewise.
3276         * config/sparc/sp64-elf.h (STARTFILE_SPEC): Tidy and add crti.o.
3277         (ENDFILE_SPEC): Add crtn.o.
3278
3279 2011-05-22  Tom de Vries  <tom@codesourcery.com>
3280
3281         PR middle-end/48689
3282         * fold-const.c (fold_checksum_tree): Guard TREE_CHAIN use with
3283         CODE_CONTAINS_STRUCT (TS_COMMON).
3284
3285 2011-05-22  Jakub Jelinek  <jakub@redhat.com>
3286
3287         PR middle-end/49029
3288         * expmed.c (extract_fixed_bit_field): Test whether target can be used
3289         only after deciding which mode to use.
3290
3291 2011-05-22  Tom de Vries  <tom@codesourcery.com>
3292
3293         PR target/45098
3294         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Fix const test
3295         for call to get_shiftadd_cost.
3296
3297 2011-05-22  Uros Bizjak  <ubizjak@gmail.com>
3298
3299         PR target/49104
3300         * config/i386/cpuid.h (bit_MMXEXT): New define.
3301
3302 2011-05-22  Nick Clifton  <nickc@redhat.com>
3303
3304         * config/stormy16/stormy16.c (xstormy16_init_builtins): prevent
3305         initialisation of non-existant args[2] element.  Use args[] array
3306         not arg[] array to pass arguments to build_function_type_list.
3307
3308 2011-05-22  Ira Rosen  <ira.rosen@linaro.org>
3309
3310         PR tree-optimization/49087
3311         * tree-vect-loop.c (vect_is_slp_reduction): Fail if LHS has no uses.
3312
3313 2011-05-21  Jason Merrill  <jason@redhat.com>
3314
3315         PR c++/49092
3316         * dwarf2out.c (tree_add_const_value_attribute_for_decl): Check for
3317         static storage duration.
3318
3319 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
3320
3321         * config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard
3322         frame pointer.
3323
3324 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
3325
3326         * config/sparc/sparc.c (eligible_for_return_delay): Do not return
3327         false if there are call-saved registers here...
3328         (sparc_can_use_return_insn_p): ...but here instead.
3329         (save_or_restore_regs): Fix thinko.
3330         (sparc_expand_prologue): Use current_function_is_leaf.
3331         (sparc_frame_pointer_required): Likewise.
3332
3333 2011-05-21  Nick Clifton  <nickc@redhat.com>
3334
3335         PR target/49098
3336         * config/rx/rx.c (rx_memory_move_cost): Note unused parameters.
3337
3338 2011-05-21  Nicola Pero  <nicola.pero@meta-innovation.com>
3339
3340         * gengtype.c (walk_type): Implemented "atomic" GTY option.
3341         * doc/gty.texi (GTY Options): Document "atomic" GTY option.
3342
3343 2011-05-21  Joseph Myers  <joseph@codesourcery.com>
3344
3345         * opt-read.awk: New.  Split out of optc-gen.awk and opth-gen.awk.
3346         * optc-gen.awk: Move common code to opt-read.awk.
3347         * opth-gen.awk: Likewise.
3348         * Makefile.in (options.c, s-options-h): Update to use opt-read.awk.
3349
3350 2011-05-20  Nathan Froyd  <froydnj@codesourcery.com>
3351
3352         * godump.c (go_format_type): Don't use TYPE_ARG_TYPES.
3353
3354 2011-05-20  Tom de Vries  <tom@codesourcery.com>
3355
3356         PR target/45098
3357         * tree-ssa-loop-ivopts.c: Include expmed.h.
3358         (get_shiftadd_cost): New function.
3359         (force_expr_to_var_cost): Declare forward.  Use get_shiftadd_cost.
3360
3361 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
3362
3363         PR bootstrap/49086
3364         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL
3365         for PHI args that are SSA_NAME_IS_DEFAULT_DEF.
3366
3367 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
3368
3369         * Makefile.in: Update comment referring to $(OBJS-common).
3370
3371 2011-05-20  Ian Lance Taylor  <iant@google.com>
3372
3373         * godump.c (go_output_typedef): Put enum constants in the macro
3374         hash table to avoid duplicate Go const definitions.
3375
3376 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
3377
3378         * Makefile.in (LIBDEPS): Add libcommon.a.
3379         (LIBS): Likewise.
3380         (GCC_OBJS): Remove diagnostic.o, pretty-print.o and input.o.
3381         (OBJS-common): Remove diagnostic.o, input.o, intl.o,
3382         pretty-print.o and version.o.
3383         (OBJS-libcommon): New.
3384         (ALL_HOST_BACKEND_OBJS): Add $(OBJS-libcommon).
3385         (BACKEND): Add libcommon.a.
3386         (MOSTLYCLEANFILES): Likewise.
3387         (libcommon.a): New.
3388         (xgcc$(exeext)): Don't explicitly use version.o and intl.o.
3389         (cpp$(exeext)): Likewise.
3390         (COLLECT2_OBJS): Remove intl.o, version.o, diagnostic.o,
3391         pretty-print.o and input.o.
3392         (lto-wrapper$(exeext)): Don't explicitly use intl.o.
3393         (lto-wrapper.o): Depend on $(DIAGNOSTIC_H).
3394         (errors.o): Remove.
3395         (mips-tfile): Don't explicitly use version.o.
3396         (mips-tdump): Likewise.
3397         (gcov.o): Depend on $(DIAGNOSTIC_H).
3398         (gcov-dump.o): Depend on intl.h and $(DIAGNOSTIC_H).
3399         (GCOV_OBJS): Remove intl.o, version.o and errors.o.
3400         (GCOV_DUMP_OBJS): Remove version.o and errors.o.
3401         * gcov-dump.c: Include intl.h and diagnostic.h.
3402         (main): Initialize diagnostics.
3403         * gcov.c: Include diagnostic.h.
3404         (fnotice): Remove.
3405         (main): Initialize diagnostics.
3406         * lto-wrapper.c: Include diagnostic.h.
3407         (main): Initialize diagnostics.
3408
3409 2011-05-20  Michael Matz  <matz@suse.de>
3410
3411         * Makefile.in (OBJS-common, OBJS-md, OBJS-archive): Merge into OBJS.
3412
3413 2011-05-20  Michael Matz  <matz@suse.de>
3414             Richard Guenther  <rguenther@suse.de>
3415
3416         * lto-streamer.c (lto_record_common_node): Don't track seen nodes,
3417         use lto_streamer_cache_append directly instead of returning a VEC.
3418         (preload_common_node): Remove.
3419         (lto_get_common_nodes): Rename to lto_preload_common_nodes, don't
3420         track seen nodes.
3421         (lto_streamer_cache_create): Call lto_preload_common_nodes.
3422
3423 2011-05-20  Richard Guenther  <rguenther@suse.de>
3424
3425         PR tree-optimization/49079
3426         * tree-dfa.c (get_ref_base_and_extent): Handle view-converting
3427         MEM_REFs correctly for the trailing array access detection.
3428         Special case constants the same way as decls for overall size
3429         constraining.
3430
3431 2011-05-20  Uros Bizjak  <ubizjak@gmail.com>
3432
3433         * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Fix macro
3434         argument expansion.
3435
3436 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
3437
3438         PR tree-optimization/49073
3439         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL if
3440         PHI argument is SSA_NAME, whose def_stmt is dominated by the PHI.
3441         * tree-ssa-ifcombine.c (tree_ssa_ifcombine): Calculate dominators.
3442
3443 2011-05-20  Richard Guenther  <rguenther@suse.de>
3444
3445         PR middle-end/48849
3446         * gimple.c (gimple_register_canonical_type): Compute TYPE_CANONICAL
3447         of pointer types the same way the middle-end does.
3448
3449 2011-05-20  Richard Guenther  <rguenther@suse.de>
3450
3451         * gimple.c (gimple_register_type_1): Do not fiddle with main-variant
3452         or pointer-to chains.  Delay all fixup to uniquify_nodes.
3453
3454 2011-05-19  Quentin Neill  <quentin.neill@amd.com>
3455
3456         * config/i386/sse.md (fma4_fmsubadd): Use <ssemodesuffix>.
3457         (fma4_fmaddsub): Likewise
3458
3459 2011-05-19  Jan Hubicka  <jh@suse.cz>
3460
3461         * gimple.c (gtc_visited, gtc_ob, type_pair_hash, type_pair_eq): Remove.
3462         (GIMPLE_TYPE_PAIR_SIZE): New macro.
3463         (type_pair_cache): New static var.
3464         (lookup_type_pair): Use fixed sized custom hash; make inline.
3465         (gtc_visit, gimple_types_compatible_p, gimple_register_type_1): Update
3466         calls of lookup_type_pair.
3467         (print_gimple_types_stats): Remove cache stats.
3468         (free_gimple_type_tables): Free type_pair_cache instead of gtc_visited
3469         and gtc_ob.
3470
3471 2011-05-19  Uros Bizjak  <ubizjak@gmail.com>
3472
3473         * config/i386/i386.c (option_override_internal): Enable TARGET_CMOVE
3474         when TARGET_RDRND is active.
3475         (ix86_expand_builtin) <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>:
3476         Generate dummy SImode target register when target is NULL.
3477
3478 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
3479
3480         * config/arm/arm-fpus.def: New.
3481         * config/arm/genopt.sh: Generate Enum and EnumValue entries from
3482         arm-fpus.def.
3483         * config/arm/arm-tables.opt: Regenerate.
3484         * config/arm/arm.c (all_fpus): Move contents to arm-fpus.def.
3485         (arm_option_override): Don't decode FPU name to string here.
3486         * config/arm/arm.opt (mfpu=): Use Enum.
3487         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt, arm.o):
3488         Update dependencies.
3489
3490 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
3491
3492         * collect2.c: Include diagnostic.h.
3493         (fatal_perror, fatal, error, fancy_abort): Remove.
3494         (main): Set progname.  Call xmalloc_set_program_name and
3495         diagnostic_initialize.
3496         (maybe_run_lto_and_relink, main, collect_execute, scan_prog_file,
3497         scan_libraries, resolve_lib_name): Call fatal_error instead of
3498         fatal and fatal_perror.
3499         * collect2.h (error, fatal, fatal_perror): Don't declare.
3500         * tlink.c: Include diagnostic-core.h.
3501         (recompile_files): Call fatal_error instead of fatal_perror.
3502         * Makefile.in (COLLECT2_OBJS): Include diagnostic.o,
3503         pretty-print.o and input.o.
3504         (collect2.o, tlink.o): Update dependencies.
3505
3506 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3507
3508         * config/i386/i386.md (tls_initial_exec_64_sun): Add semicolon.
3509
3510 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3511
3512         PR target/40483
3513         * configure.ac (gcc_cv_as_comdat_group_group): Check for Sun as
3514         COMDAT group syntax, both SPARC and x86 variants.
3515         (HAVE_COMDAT_GROUP): Also define if gcc_cv_as_comdat_group_group.
3516         * configure: Regenerate.
3517         * config/sol2.h (TARGET_SOLARIS): Define.
3518         (PUSHSECTION_FORMAT): Remove.
3519         (SECTION_NAME_FORMAT): Define.
3520         * config/sol2.c: Include hashtab.h.
3521         (solaris_output_init_fini): Replace PUSHSECTION_FORMAT by its
3522         expansion, using SECTION_NAME_FORMAT.
3523         (solaris_comdat_htab): New variable.
3524         (struct comdat_entry): Define.
3525         (comdat_hash): New function.
3526         (comdat_eq): New function.
3527         (solaris_elf_asm_comdat_section): New function.
3528         (solaris_define_comdat_signature): New function.
3529         (solaris_code_end): New function.
3530         * config/sol2-protos.h (solaris_elf_asm_comdat_section): Declare.
3531         (solaris_code_end): Declare.
3532         * config/t-sol2 (sol2.o): Add $HASHTAB_H dependency.
3533         * config/i386/i386.c (ix86_code_end) [TARGET_SOLARIS]: Call
3534         solaris_code_end.
3535         (i386_solaris_elf_named_section): Wrap in TARGET_SOLARIS.
3536         Remove ATTRIBUTE_UNUSED.
3537         [!USE_GAS]: Call solaris_elf_asm_comdat_section for
3538         SECTION_LINKONCE sections if HAVE_COMDAT_GROUP.
3539         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Likewise.
3540         * config/i386/sol2-10.h (TARGET_ASM_NAMED_SECTION): Moved ...
3541         * config/i386/sol2.h (TARGET_ASM_NAMED_SECTION): ... here.
3542         * config/sparc/sol2.h (TARGET_ASM_CODE_END): Redefine.
3543         (PUSHSECTION_FORMAT): Remove.
3544         (SECTION_NAME_FORMAT): Redefine.
3545
3546 2011-05-19  Kai Tietz  <ktietz@redhat.com>
3547
3548         * tree-cfg.c (verify_gimple_assign_binary): Barf on
3549         TRUTH_AND_EXPR, TRUTH_OR_EXPR, and TRUTH_XOR_EXPR.
3550         (gimplify_expr): Move TRUTH_AND|OR|XOR_EXPR to its binary form.
3551
3552 2011-05-19  Anatoly Sokolov  <aesok@post.ru>
3553             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3554
3555         * config/t-sol2 (sol2.o): Add $(TARGET_H) dependency.
3556
3557 2011-05-19  Richard Guenther  <rguenther@suse.de>
3558
3559         PR middle-end/48985
3560         * tree-object-size.c (addr_object_size): If the pointed-to
3561         variable is a decl use DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT.
3562
3563 2011-05-19  Richard Guenther  <rguenther@suse.de>
3564
3565         * gimple.c (gimple_types_compatible_p_1): Compare names of
3566         the types themselves.
3567         (iterative_hash_gimple_type): And hash them that way.
3568         (gimple_register_type_1): If we register a main variant properly
3569         initialize the leader to ourselves.
3570
3571 2011-05-19  Tom de Vries  <tom@codesourcery.com>
3572
3573         PR target/45098
3574         * tree-ssa-loop-ivopts.c (get_expr_id): Factored new function out of
3575         get_loop_invariant_expr_id.
3576         (get_loop_invariant_expr_id): Use get_expr_id.
3577         (parm_decl_cost): New function.
3578         (determine_use_iv_cost_condition): Use get_expr_id and parm_decl_cost.
3579         Improve bound cost estimation.  Use different inv_expr_id for elim and
3580         express cases.
3581
3582 2011-05-19  Tom de Vries  <tom@codesourcery.com>
3583
3584         PR target/45098
3585         * tree-ssa-loop-ivopts.c (determine_iv_cost): Prevent
3586         cost_base.cost == 0.
3587
3588 2011-05-18  H.J. Lu  <hongjiu.lu@intel.com>
3589
3590         PR target/49002
3591         * config/i386/sse.md
3592         (avx_<ssemodesuffix><avxsizesuffix>_<ssemodesuffix>): Properly handle
3593         load cast.
3594
3595 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
3596
3597         PR tree-optimization/49039
3598         * tree-vrp.c (extract_range_from_binary_expr): For
3599         MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]>
3600         return ~[MAX_EXPR <a, c>, MIN_EXPR <b, d>].
3601
3602 2011-05-18  Tom de Vries  <tom@codesourcery.com>
3603
3604         PR target/45098
3605         * tree-ssa-loop-ivopts.c (computation_cost): Prevent cost of 0.
3606
3607 2011-05-18  Uros Bizjak  <ubizjak@gmail.com>
3608
3609         * config/i386/i386.md (*tls_global_dynamic_32_gnu): Split asm template.
3610         (*tls_global_dynamic_64): Ditto.
3611         (*tls_local_dynamic_base_32_gnu): Ditto.
3612         (*tls_local_dynamic_base_64): Ditto.
3613         (tls_initial_exec_64_sun): Ditto.
3614
3615 2011-05-18  Stuart Henderson  <shenders@gcc.gnu.org>
3616
3617         * doc/invoke.texi (Blackfin Options): -mcpu accepts bf592.
3618         * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
3619         bf592-none.
3620         * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
3621         * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
3622         * config/bfin/bfin.c (bfin_cpus): Add bf592.
3623         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3624         __ADSPBF592__ and __ADSPBF59x__ for BFIN_CPU_BF592.
3625         * config/bfin/bfin-opts.h (bfin_cpu_type): Add BFIN_CPU_BF592.
3626         * config/bfin/elf.h (LIB_SPEC): Add bf592.
3627
3628 2011-05-18  Joseph Myers  <joseph@codesourcery.com>
3629
3630         * config/arm/arm-opts.h (enum arm_fp16_format_type, enum
3631         arm_abi_type, enum float_abi_type, enum arm_tp_type): Move from arm.h.
3632         * config/arm/arm.c (arm_float_abi, arm_fp16_format, arm_abi,
3633         target_thread_pointer, arm_structure_size_boundary, struct
3634         float_abi, all_float_abis, struct fp16_format, all_fp16_formats,
3635         struct abi_name, arm_all_abis): Remove.
3636         (arm_option_override) Don't process most enumerated option values here.
3637         Don't process target_fpe_name here.  Work with integer not string for
3638         structure size boundary; use separate diagnostics for each case.
3639         * config/arm/arm.h (enum float_abi_type, enum
3640         arm_fp16_format_type, enum arm_abi_type, enum arm_tp_type): Move
3641         to arm-opts.h.
3642         (arm_float_abi, arm_fp16_format, arm_abi, target_thread_pointer,
3643         arm_structure_size_boundary): Remove.
3644         * config/arm/arm.opt (mabi=): Use Enum and Init.
3645         (arm_abi_type): New Enum and EnumValue entries.
3646         (mfloat-abi=): Use Enum and Init.
3647         (float_abi_type): New Enum and EnumValue entries.
3648         (mfp=, mfpe=): Replace by separate Alias entries for each argument.
3649         (mfp16-format=): Use Enum and Init.
3650         (arm_fp16_format_type): New Enum and EnumValue entries.
3651         (mstructure-size-boundary=): Use UInteger and Init.
3652         (mtp=): Use Enum and Init.
3653         (arm_tp_type): New Enum and EnumValue entries.
3654
3655 2011-05-18  Richard Guenther  <rguenther@suse.de>
3656
3657         PR tree-optimization/49018
3658         * gimple.c (gimple_has_side_effects): Volatile asms have side-effects.
3659         * tree-ssa-ifcombine.c (bb_no_side_effects_p): Use
3660         gimple_has_side_effects.
3661
3662 2011-05-18  Richard Guenther  <rguenther@suse.de>
3663
3664         * gimple.c (gimple_register_type_1): New function, split out from ...
3665         (gimple_register_type): ... here.  Avoid infinite recursion.
3666
3667 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
3668
3669         PR tree-optimization/41881
3670         * tree-vectorizer.h (struct _loop_vec_info): Add new field
3671         reduction_chains along with a macro for its access.
3672         * tree-vect-loop.c (new_loop_vec_info): Initialize reduction chains.
3673         (destroy_loop_vec_info): Free reduction chains.
3674         (vect_analyze_loop_2): Return false if vect_analyze_slp() returns false.
3675         (vect_is_slp_reduction): New function.
3676         (vect_is_simple_reduction_1): Call vect_is_slp_reduction.
3677         (vect_create_epilog_for_reduction): Support SLP reduction chains.
3678         * tree-vect-slp.c (vect_get_and_check_slp_defs): Allow different
3679         definition types for reduction chains.
3680         (vect_supported_load_permutation_p): Don't allow permutations for
3681         reduction chains.
3682         (vect_analyze_slp_instance): Support reduction chains.
3683         (vect_analyze_slp): Try to build SLP instance from reduction chains.
3684         (vect_get_constant_vectors):  Handle reduction chains.
3685         (vect_schedule_slp_instance): Mark the first statement of the
3686         reduction chain as reduction.
3687
3688 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
3689
3690         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Use new
3691         names for group elements access.
3692         * tree-vectorizer.h (struct _stmt_vec_info): Use interleaving info for
3693         reduction chains as well.  Remove data reference and interleaving
3694         related words from the fields names.
3695         * tree-vect-loop.c (vect_transform_loop): Use new names for group
3696         elements access.
3697         * tree-vect-data-refs.c (vect_get_place_in_interleaving_chain,
3698         vect_insert_into_interleaving_chain, vect_update_interleaving_chain,
3699         vect_update_interleaving_chain, vect_same_range_drs,
3700         vect_analyze_data_ref_dependence, vect_update_misalignment_for_peel,
3701         vect_verify_datarefs_alignment, vector_alignment_reachable_p,
3702         vect_peeling_hash_get_lowest_cost, vect_enhance_data_refs_alignment,
3703         vect_analyze_group_access, vect_analyze_data_ref_access,
3704         vect_create_data_ref_ptr, vect_transform_strided_load,
3705         vect_record_strided_load_vectors): Likewise.
3706         * tree-vect-stmts.c (vect_model_simple_cost, vect_model_store_cost,
3707         vect_model_load_cost, vectorizable_store, vectorizable_load,
3708         vect_remove_stores, new_stmt_vec_info): Likewise.
3709         * tree-vect-slp.c (vect_build_slp_tree,
3710         vect_supported_slp_permutation_p, vect_analyze_slp_instance): Likewise.
3711
3712 2011-05-18  Richard Guenther  <rguenther@suse.de>
3713
3714         PR middle-end/48989
3715         * tree-cfg.c (verify_gimple_assign_unary): Adjust TRUTH op
3716         operand verification.
3717         (verify_gimple_assign_binary): Likewise.
3718         * tree-ssa.c (useless_type_conversion_p): Preserve conversions
3719         to non-1-precision BOOLEAN_TYPEs.
3720
3721 2011-05-18  Tom de Vries  <tom@codesourcery.com>
3722
3723         PR target/45098
3724         * tree-ssa-loop-ivopts.c (seq_cost): Fix call to rtx_cost.
3725
3726 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
3727
3728         PR tree-optimization/49000
3729         * tree-ssa.c (execute_update_addresses_taken): Call
3730         maybe_rewrite_mem_ref_base on debug stmt value.  If it couldn't
3731         be rewritten and decl has been marked for renaming, reset
3732         the debug stmt.
3733
3734 2011-05-17  Joseph Myers  <joseph@codesourcery.com>
3735
3736         * config/i386/i386.c (ix86_valid_target_attribute_tree): Use
3737         enum_opts_set when testing if attributes have set -mfpmath=.
3738
3739 2011-05-17  Richard Sandiford  <rdsandiford@googlemail.com>
3740
3741         * config/mips/mips.c (mips_handle_option): Remove unused variable.
3742
3743 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
3744
3745         * ipa-inline-analysis.c (inline_node_duplication_hook): Initialize
3746         info->entry with 0
3747         * tree-inline.c (maybe_inline_call_in_expr):  Initialize
3748         id.transform_lang_insert_block with NULL.
3749
3750 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
3751
3752         * config/i386/i386-protos.h (output_fix_trunc): Change arg 3 to bool.
3753         (output_fp_compare): Change args 3 and 4 to bool.
3754         (ix86_expand_call): Change arg 6 to bool.
3755         (ix86_attr_length_immediate_default): Change arg 2 to bool.
3756         (ix86_attr_length_vex_default): Change arg 3 to bool.
3757         * config/i386/i386.md: Update all uses.
3758         * config/i386/i386.c: Ditto.
3759         (ix86_flags_dependent): Change return type to bool.
3760
3761 2011-05-17  Richard Guenther  <rguenther@suse.de>
3762
3763         * gimple.c (type_hash_pair_compare): Fix comparison.
3764
3765 2011-05-17  Richard Guenther  <rguenther@suse.de>
3766
3767         * gimple.c (iterative_hash_gimple_type): Simplify singleton
3768         case some more, fix final hash value of the non-singleton case.
3769
3770 2011-05-17  Richard Guenther  <rguenther@suse.de>
3771
3772         PR bootstrap/49013
3773         Revert
3774         2011-05-16  Richard Guenther  <rguenther@suse.de>
3775
3776         * gimple.c (gimple_types_compatible_p_1): Use names of the
3777         type itself, not its main variant.
3778         (iterative_hash_gimple_type): Likewise.
3779
3780 2011-05-17  Richard Guenther  <rguenther@suse.de>
3781
3782         * gimple.c (gimple_register_canonical_type): Use the main-variant
3783         leader for computing the canonical type.
3784
3785 2011-05-17  Nick Clifton  <nickc@redhat.com>
3786
3787         * config/rx/rx.c (rx_memory_move_cost): Include cost of register
3788         moves.
3789
3790         * config/rx/rx.md: Add peephole to remove redundant extensions
3791         after loads.
3792         (bitset_in_memory): Use rx_restricted_mem_operand.
3793         (bitinvert_in_memory): Likewise.
3794         (bitclr_in_memory): Likewise.
3795
3796 2011-05-17  Kazuhio Inaoka  <kazuhiro.inaoka.ud@renesas.com>
3797             Nick Clifton  <nickc@redhat.com>
3798
3799         * config/rx/rx.md: Add peepholes to match a register move followed
3800         by a comparison of the moved register.  Replace these with an
3801         addition of zero that does both actions in one instruction.
3802
3803 2011-05-17  Jakub Jelinek  <jakub@redhat.com>
3804
3805         PR target/48986
3806         * config/i386/sync.md (sync_old_add<mode>): Relax operand 2
3807         predicate to allow CONST_INT.
3808         (*sync_old_add_cmp<mode>): New insn and peephole2 for it.
3809
3810 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
3811
3812         * opts-common.c (opt_enum_arg_to_value): New.
3813         * opts.h (opt_enum_arg_to_value): Declare.
3814         * config/i386/i386.opt (fpmath): Remove.
3815         (mfpmath=): Use Enum, Init and Save.
3816         (fpmath_unit): New Enum and EnumValue entries.
3817         * config/i386/i386-c.c (ix86_pragma_target_parse): Update field
3818         name for function fpmath state.
3819         * config/i386/i386-opts.h (enum fpmath_unit): Move from i386.h.
3820         * config/i386/i386.c: Include diagnostic.h.
3821         (ix86_fpmath, IX86_FUNCTION_SPECIFIC_FPMATH): Remove.
3822         (ix86_target_string): Take enum fpmath_unit value instead of string.
3823         (ix86_debug_options): Update call to ix86_target_string.
3824         (ix86_option_override_internal): Don't process fpmath strings here.
3825         (x86_function_specific_save, ix86_function_specific_restore):
3826         Don't handle fpmath state specially.
3827         (ix86_function_specific_print): Pass fpmath state to
3828         ix86_target_string instead of printing in this function.
3829         (ix86_valid_target_attribute_inner_p): Take gcc_options pointer.
3830         Handle enum attributes.
3831         (IX86_ATTR_ENUM, ix86_opt_enum): New.
3832         (ix86_valid_target_attribute_tree): Update option_strings
3833         handling.  Handle fpmath as enum option.
3834         (ix86_can_inline_p): Update field names for function fpmath state.
3835         (ix86_expand_builtin): Update call to ix86_target_string.
3836         * config/i386/i386.h (enum fpmath_unit): Move to i386-opts.h.
3837         (ix86_fpmath): Remove.
3838         * config/i386/t-i386 (i386.o): Update dependencies.
3839
3840 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
3841
3842         PR preprocessor/48677
3843         * cppspec.c (lang_specific_driver): Set new_decoded_options[0]
3844         from decoded_options[0], not from itself.
3845
3846 2011-05-16  Uros Bizjak  <ubizjak@gmail.com>
3847
3848         * config/i386/constraints.md (z): New constraint.
3849         * config/i386/i386.c (c): New mode attribute.
3850         (*call): Merge insn pattern from *call_0, *call_1, *call_1_rex64 and
3851         *call_1_rex64_large patterns using "P" mode iterator. Use "<c>zm"
3852         constraint for operand 0.
3853         (*call_vzeroupper): Ditto.
3854         (*call_rex64_ms_sysv): Ditto.  Use "rzm" constraint for operand 0.
3855         (*call_rex64_ms_sysv_vzeroupper): Ditto.
3856         (*call_pop): Merge insn pattern from *call_pop_0 and *call_pop_1.
3857         Use "lzm" constraint for operand 0.
3858         (*call_pop_vzeroupper): Ditto.
3859         (*sibcall): Merge insn pattern from *sibcall_0, *sibcall_1 and
3860         *sibcall_1_rex64 patterns using "P" mode iterator.  Use "Uz"
3861         constraint for operand 0.
3862         (*sibcall_vzeroupper): Ditto.
3863         (*sibcall_rex64_ms_sysv): Ditto.
3864         (*sibcall_rex64_ms_sysv_vzeroupper): Ditto.
3865         (*sibcall_pop): Merge insn pattern from *sibcall_pop_0 and
3866         *sibcall_pop_1.  Use "Uz" constraint for operand 0.
3867         (*sibcall_pop_vzeroupper): Ditto.
3868         (*call_value): Merge insn pattern from *call_value_0, *call_value_1,
3869         *call_value_1_rex64 and *call_value_1_rex64_large patterns using "P"
3870         mode iterator.  Use "<c>zm" constraint for operand 1.
3871         (*call_value_vzeroupper): Ditto.
3872         (*call_value_rex64_ms_sysv): Ditto.  Use "rzm" constraint
3873         for operand 1.
3874         (*call_value_rex64_ms_sysv_vzeroupper): Ditto.
3875         (*call_value_pop): Merge insn pattern from *call_value_pop_0 and
3876         *call_value_pop_1.  Use "lzm" constraint for operand 1.
3877         (*call_value_pop_vzeroupper): Ditto.
3878         (*sibcall_value): Merge insn pattern from *sibcall_value_0,
3879         *sibcall_value_1 and *sibcall_value_1_rex64 patterns using "P"
3880         mode iterator.  Use "Uz" constraint for operand 1.
3881         (*sibcall_value_vzeroupper): Ditto.
3882         (*sibcall_value_rex64_ms_sysv): Ditto.
3883         (*sibcall_value_rex64_ms_sysv_vzeroupper): Ditto.
3884         (*sibcall_value_pop): Rename from *sibcall_pop_1.  Use "Uz"
3885         constraint for operand 1.
3886         (*sibcall_value_pop_vzeroupper): Ditto.
3887         (*tls_global_dynamic_64): Use constant_call_address_operand predicate
3888         and "z" constraint for operand 2.
3889         (*tls_global_dynamic_32_gnu): Ditto.
3890         (*tls_local_dynamic_base_32_gnu): Ditto.
3891         (*tls_local_dynamic_base_64): Ditto.
3892         (*tls_local_dynamic_32_once): Ditto.
3893         * config/i386/i386.c (ix86_output_call_insn): Remove int_addr argument.
3894         Update all callers.
3895         * config/i386/i386-protos.h (ix86_output_call_insn): Update prototype.
3896
3897 2011-05-16  Richard Guenther  <rguenther@suse.de>
3898
3899         * gimple.c (gimple_types_compatible_p_1): Use names of the
3900         type itself, not its main variant.
3901         (iterative_hash_gimple_type): Likewise.
3902
3903 2011-05-16  Richard Guenther  <rguenther@suse.de>
3904
3905         * gimple.c (iterative_hash_gimple_type): Re-instantiate change to
3906         always visit pointer target and function result and argument types.
3907
3908 2011-05-16  Jason Merrill  <jason@redhat.com>
3909
3910         PR c++/48999
3911         * tree-inline.c (copy_statement_list): Put back recursion.
3912
3913 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
3914
3915         PR target/27663
3916         PR target/41076
3917         * config/avr/predicates.md (const_8_16_24_operand): New predicate.
3918         * config/avr/avr.md ("*ior<mode>qi.byte0",
3919         "*ior<mode>qi.byte1-3"): New define_insn_and_split patterns.
3920
3921 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
3922
3923         PR target/45099
3924         * config/avr/avr.c (avr_function_arg_advance): Error if a fixed
3925         register is needed for a function argument.
3926
3927 2011-05-16  Richard Guenther  <rguenther@suse.de>
3928
3929         * gimple.c (struct type_hash_pair): New type.
3930         (type_hash_pair_compare): New function.
3931         (iterative_hash_gimple_type): Mix in SCC member hashes in hash-order.
3932
3933 2011-05-16  Revital Eres  <revital.eres@linaro.org>
3934
3935         * modulo-sched.c (doloop_register_get): Check !DEBUG_INSN_P first.
3936
3937 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
3938
3939         * config/i386/i386.md (floating point move splitters): Fix
3940         usage of standard_80387_constant_p.
3941         * config/i386/i386.c (ix86_preferred_reload_class): Ditto.
3942
3943 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
3944
3945         * config/i386/i386.md (*movdf_internal): Simplify insn condition.
3946
3947 2011-05-14  Eric Botcazou  <ebotcazou@adacore.com>
3948
3949         * tree-ssa-loop-im.c (SET_ALWAYS_EXECUTED_IN): New macro.
3950         (fill_always_executed_in): Use [SET_]ALWAYS_EXECUTED_IN.
3951         (tree_ssa_lim_finalize): Likewise.
3952
3953 2011-05-14  Uros Bizjak  <ubizjak@gmail.com>
3954
3955         * config/i386/constraint.md (Yd, Yx): New register constraints.
3956         * config/i386/i386.md (*pushdf): Merge with *pushdf_nointeger.  Use
3957         Yd conditional register constraint.
3958         (*movtf_internal): Use standard_sse_constant_opcode.
3959         (*movxf_internal): Merge with *movxf_internal_nointeger.  Use
3960         Yx conditional register constraint.
3961         (*movdf_internal): Merge with *movdf_internal_nointeger.  Use
3962         Yd conditional register constraint.  Use standard_sse_constant_p to
3963         check for valid SSE constants and call standard_sse_constant_opcode to
3964         output SSE insn.
3965         (*movsf_internal): Use standard_sse_constant_p to check for valid SSE
3966         constants and call standard_sse_constant_opcode to output SSE insn.
3967         * config/i386/i386.c (ix86_option_ovverride_internal): Set
3968         TARGET_INTEGER_DFMODE_MOVES for 64bit targets.  Clear it when
3969         optimize_size is set.
3970         (standard_sse_constant_opcode): Output conditional AVX insn templates.
3971
3972 2011-05-14  Tobias Burnus  <burnus@net-b.de>
3973
3974         * doc/invoke.texi (-Ofast): Also enables -fstack-arrays.
3975
3976 2011-05-13  Martin Jambor  <mjambor@suse.cz>
3977
3978         * ipa-prop.c (ipa_cst_from_jfunc): New function.
3979         * ipa-prop.h (ipa_cst_from_jfunc): Declare.
3980         * ipa-inline-analysis.c (evaluate_conditions_for_edge): Use it.
3981         (evaluate_conditions_for_ipcp_clone): Removed.
3982         (estimate_ipcp_clone_size_and_time): Accept vector of known constants.
3983         * ipa-cp.c (ipcp_estimate_growth): Build vector of known constants.
3984         * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update.
3985
3986 2011-05-13  Eric Botcazou  <ebotcazou@adacore.com>
3987
3988         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Adjust dump message.
3989         * regcprop.c (copyprop_hardreg_forward): Test MAY_HAVE_DEBUG_INSNS in
3990         lieu of MAY_HAVE_DEBUG_STMTS.
3991         * tree-cfgcleanup.c (remove_forwarder_block): Do not attempt to move
3992         debug statements if !MAY_HAVE_DEBUG_STMTS.
3993
3994 2011-05-13  Martin Thuresson  <martint@google.com>
3995
3996         PR gcov-profile/47793
3997         * libgcov.c (gcov_exit): Support relative profile paths.
3998         * doc/invoke.texi (-fprofile-dir): Update for above change.
3999
4000 2011-05-13  Richard Guenther  <rguenther@suse.de>
4001
4002         * gimple.c (gimple_canonical_types_compatible_p): Do not use
4003         type-pair caching, do not compare hashes.
4004
4005 2011-05-13  Nathan Froyd  <froydnj@codesourcery.com>
4006
4007         PR middle-end/48965
4008         * tree-cfg.c (edge_to_cases_cleanup): Return true.
4009         (verify_expr) [CASE_LABEL_EXPR]: Add checking.
4010
4011 2011-05-13  Kai Tietz  <ktietz@redhat.com>
4012
4013         * gimplify.c (gimplify_expr): Make sure operand is boolified.
4014         * tree-cfg.c (verify_gimple_assign_unary): Check for boolean
4015         compatible type for TRUTH_NOT_EXPR.
4016
4017 2011-05-13  H.J. Lu  <hongjiu.lu@intel.com>
4018
4019         * config/i386/i386.c (ix86_save_reg): Change return type to bool.
4020         (ix86_hard_regno_mode_ok): Change return value to bool.  Use
4021         can_create_pseudo_p ().
4022
4023 2011-05-13  Richard Guenther  <rguenther@suse.de>
4024
4025         PR lto/48978
4026         * gimple.c (iterative_hash_gimple_type): Revert change in
4027         pointer target and function result and argument hashing.
4028
4029 2011-05-13  Uros Bizjak  <ubizjak@gmail.com>
4030
4031         * config/i386/i386.md (*movxf_internal): Use !can_create_pseudo ().
4032         (*movxf_internal_nointeger): Ditto.
4033         (*movdf_internal_rex64): Ditto.
4034         (*movdf_internal): Ditto.
4035         (*movdf_internal_nointeger): Ditto.
4036         (*movsf_internal): Ditto.
4037         (sincos splitters): Use can_create_pseudo ().
4038
4039 2011-05-13  Joseph Myers  <joseph@codesourcery.com>
4040
4041         * config/i386/i386-opts.h: New.
4042         * gcc/config/i386/i386.c (stringop_alg, ix86_cmodel,
4043         ix86_asm_dialect, ix86_regparm, ix86_abi, ix86_branch_cost,
4044         ix86_section_threshold): Remove.
4045         (ix86_handle_option): Move MAX_CODE_ALIGN define here.  Handle
4046         OPT_malign_loops_, OPT_malign_jumps_, OPT_malign_functions_ and
4047         OPT_mbranch_cost_.
4048         (ix86_option_override_internal): Don't decode strings for options
4049         other than -march=, -mtune= and -mfpmath=.  Don't allow for
4050         __attribute__ uses in remaining diagnostics for options with
4051         string arguments.  Don't check for integer arguments being negative.
4052         * gcc/config/i386/i386.h (enum stringop_alg, enum calling_abi,
4053         enum tls_dialect, enum cmodel, enum asm_dialect): Move to i386-opts.h.
4054         (ix86_abi, ix86_tls_dialect, ix86_cmodel, ix86_asm_dialect,
4055         ix86_branch_cost, ix86_section_threshold): Remove.
4056         * gcc/config/i386/i386.opt (config/i386/i386-opts.h): New
4057         HeaderInclude.
4058         (malign-functions=, malign-jumps=, malign-loops=): Use UInteger
4059         but not Var.
4060         (masm=): Use Enum and Init.
4061         (asm_dialect): New Enum and EnumValue entries.
4062         (mbranch-cost=): Use UInteger.
4063         (mlarge-data-threshold=): Use UInteger and Init.
4064         (mcmodel=): Use Enum and Init.
4065         (cmodel): New Enum and EnumValue entries.
4066         (mpc): Replace with separate mpc32, mpc64 and mpc80 entries.
4067         (mpreferred-stack-boundary=, mincoming-stack-boundary=,
4068         mregparm=): Use UInteger.
4069         (mstringop-strategy=): Use Enum and Init.
4070         (stringop_alg): New Enum and EnumValue entries.
4071         (mtls-dialect=): Use Enum and Init.
4072         (tls_dialect): New Enum and EnumValue entries.
4073         (mabi=): Use Enum and Init.
4074         (calling_abi): New Enum and EnumValue entries.
4075         (mveclibabi=): Use Enum and Init.
4076         (ix86_veclibabi): New Enum and EnumValue entries.
4077
4078 2011-05-13  Nick Clifton  <nickc@redhat.com>
4079
4080         * config/rx/rx.md (mov expander): Fix use of rx_legitimate_constant_p.
4081         * config/rx/rx-protos.h (rx_legitimate_constant_p): Rename prototype.
4082
4083 2011-05-13  Kai Tietz  <ktietz@redhat.com>
4084
4085         PR middle-end/48984
4086         * gimplify.c (gimplify_expr): Check for boolean_type_node instead
4087         for BOOLEAN_TYPE for TRUTH-NOT/AND/OR/XOR.
4088         (gimple_boolify): Check for cast for boolean_type_node instead for
4089         BOOLEAN_TYPE.
4090
4091 2011-05-13  Richard Guenther  <rguenther@suse.de>
4092
4093         PR tree-optimization/48172
4094         * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
4095         multiplying by number of iterations for equal step.
4096         (vect_create_cond_for_alias_checks): Likewise.
4097
4098 2011-05-13  Andreas Schwab  <schwab@redhat.com>
4099
4100         * configure.ac: Use AS_HELP_STRING throughout.
4101         * configure: Regenerate.
4102
4103 2011-05-12  H.J. Lu  <hongjiu.lu@intel.com>
4104
4105         * config/i386/i386.c (ix86_save_reg): Change maybe_eh_return to bool.
4106         (ix86_emit_restore_regs_using_mov): Likewise.
4107         (ix86_emit_restore_sse_regs_using_mov): Likewise.
4108
4109 2011-05-12  Anatoly Sokolov  <aesok@post.ru>
4110
4111         * config/sparc/sparc.h (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P,
4112         SYMBOLIC_CONST, RTX_OK_FOR_BASE_P, RTX_OK_FOR_INDEX_P): Remove.
4113         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Move to...
4114         * config/sparc/sparc.c (RTX_OK_FOR_OFFSET_P,
4115         RTX_OK_FOR_OLO10_P): ...here.
4116         (sparc_mode_dependent_address_p): Use symbolic_operand instead of
4117         SYMBOLIC_CONST.
4118
4119 2011-05-12  Kai Tietz  <ktietz@redhat.com>
4120
4121         * gimplify.c (gimple_boolify): Re-boolify expression
4122         arguments even if expression type is of kind BOOLEAN_TYPE.
4123         (gimplify_boolean_expr): Removed.
4124         (gimplify_expr): Boolify truth opcodes AND, ANDIF, OR, ORIF,
4125         and XOR. Additional take care that we keep expression's type.
4126         * tree-cfg.c (verify_gimple_assign_binary): Adjust check for type
4127         of TRUTH_AND|OR|XOR_EXPR.
4128
4129 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
4130
4131         PR tree-optimization/48975
4132         * tree-if-conv.c (combine_blocks): Call free_bb_predicate
4133         on all bbs here and free and clear ifc_bbs at the end.
4134
4135 2011-05-12  Richard Guenther  <rguenther@suse.de>
4136
4137         * gimple.c (gtc_visit): Compare TREE_ADDRESSABLE, handle
4138         NULLPTR_TYPE similar to VOID_TYPE.  Defer type-leader lookup
4139         until after simple checks.
4140         (gimple_types_compatible_p): Likewise.
4141         (iterative_hash_gimple_type): Always hash pointer targets
4142         and function return and argument types.
4143         (iterative_hash_canonical_type): Do not hash TYPE_QUALS,
4144         hash TYPE_ALIGN.  Do not hash TYPE_MIN/MAX_VALUE.
4145         (gimple_canonical_types_compatible_p): Compare TREE_ADDRESSABLE,
4146         handle NULLPTR_TYPE similar to VOID_TYPE.  Handle non-aggregates
4147         completely in the simple compare section.
4148         (gimple_register_canonical_type): Query the cache again after
4149         registering.
4150
4151 2011-05-12  Richard Guenther  <rguenther@suse.de>
4152
4153         PR tree-optimization/48172
4154         * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
4155         the number of iterations from the segment size calculation.
4156         (vect_create_cond_for_alias_checks): Adjust.
4157
4158 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
4159
4160         PR debug/48967
4161         * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
4162         if validate_subreg fails.
4163
4164 2011-05-12  Hariharan Sandanagobalane  <hariharan@picochip.com>
4165
4166         * ira.c (clarify_prohibited_class_mode_regs): Prevent the function from
4167         accessing beyond the end of REGNO_REG_CLASS array by stopping the loop
4168         early.
4169
4170 2011-05-12  DJ Delorie  <dj@redhat.com>
4171
4172         * config/rx/rx.c (rx_builtins): New arrays - holds builtin functions.
4173         (ADD_RX_BUILTIN1, ADD_RX_BUILTIN2, ADD_RX_BUILTIN3): Install
4174         created builtin into rx_builtins array.
4175         (rx_builtin_decl): New function.
4176         (TARGET_BUITLIN_DECL): Define.  Include gt-rx.h.
4177
4178 2011-05-12  DJ Delorie  <dj@redhat.com>
4179             Nick Clifton  <nickc@redhat.com>
4180
4181         * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
4182         * config/rx/rx.c (CC_FLAG_FP): Fix comment.
4183         (rx_is_legitimate_address): Add pre-decrement and post-increment
4184         addressing in HImode and QImode.  Fix test for out of range
4185         REG+INT addressing.
4186         (rx_legitimate_constant_p): Rename to rx_is_legitimate_constant.
4187         (rx_align_for_label): Test label before extracting its usage count.
4188         (rx_adjust_insn_lengths): Fix selection of insn codes.
4189         (TARGET_LEGITIMATE_CONSTANT_P): Use renamed function.
4190
4191 2011-05-11  Jason Merrill  <jason@redhat.com>
4192
4193         * tree.c (type_hash_canon): Use struct tree_type_non_common.
4194
4195 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
4196
4197         * cfgrtl.c (commit_one_edge_insertion): Remove always-true test and
4198         reindent the subsequent block.
4199
4200 2011-05-11  Satoru Takabayashi  <satorux@google.com>
4201             Paul Pluzhnikov  <ppluzhnikov@google.com>
4202
4203         * doc/install.texi (Configuration): Document --with-linker-hash-style.
4204         * gcc.c (init_spec): Handle LINKER_HASH_STYLE.
4205         * config.in: Add LINKER_HASH_STYLE.
4206         * configure.ac: Add --with-linker-hash-style.
4207         * configure: Regenerate.
4208
4209 2011-05-11  Richard Guenther  <rguenther@suse.de>
4210
4211         PR middle-end/48964
4212         * gimple.c (iterative_hash_canonical_type): Fix typo.
4213
4214 2011-05-11  Uros Bizjak  <ubizjak@gmail.com>
4215
4216         * config/i386/i386.c (legitimize_tls_address)
4217         <case TLS_MODEL_GLOBAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
4218         expanders directly for TARGET_GNU2_TLS.  Determine pic and
4219         __tls_get_addr symbol reference here.  Update call to
4220         gen_tls_global_dynamic_{32,64} for added arguments.
4221         <case TLS_MODEL_LOCAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
4222         expanders directly for TARGET_GNU2_TLS.  Determine
4223         __tls_get_addr symbol reference here.  Update call to
4224         gen_tls_local_dynamic_base_{32,64} for added arguments.  Attach
4225         unique UNSPEC REG_EQUIV to libcall block.
4226         (ix86_tls_get_addr): Declare static.
4227         * config/i386/i386-protos.h (ix86_tls_get_addr): Remove declaration.
4228         * config/i386/i386.md (tls_global_dynamic_32): Add operand 2 and 3.
4229         Do not determine pic and __tls_get_addr symbol reference here. Do not
4230         call gen_tls_dynamic_gnu2_32 for TARGET_GNU2_TLS.
4231         (tls_local_dynamic_base_32): Ditto for operands 1 and 2.
4232         (tls_global_dynamic_64): Add operand 2.  Do not determine
4233         __tls_get_addr symbol reference here.  Do not call
4234         gen_tls_dynamic_gnu2_64 for TARGET_GNU2_TLS here.
4235         (tls_local_dynamic_base64): Ditto for operand 1.
4236
4237 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
4238
4239         * function.c (expand_function_start): Initialize stack_check_probe_note
4240         only if the generic stack checking mechanism is used.
4241
4242 2011-05-11  Richard Guenther  <rguenther@suse.de>
4243
4244         PR tree-optimization/15256
4245         * tree-ssa-forwprop.c (simplify_bitwise_binary): Canonicalize
4246         (A & B) | C, combine (A op CST1) op CST2.
4247         (tree_ssa_forward_propagate_single_use_vars): Only bother to
4248         visit assigns that have uses.
4249
4250 2011-05-11  Nathan Froyd  <froydnj@codesourcery.com>
4251
4252         * ggc-page.c (extra_order_size_table): Use struct tree_type_non_common.
4253         * lto-streamer-in.c (unpack_ts_type_value_fields): Rename to...
4254         (unpack_ts_type_common_value_fields): ...this.  Update comment.
4255         (unpack_value_fields): Adjust for renaming.
4256         (lto_input_ts_type_tree_pointers): Split into...
4257         (lto_input_ts_type_common_tree_pointer): ...this and...
4258         (lto_input_ts_type_non_common_tree_pointers): ...this.
4259         (lto_input_tree_pointers): Adjust for above split.
4260         * lto-streamer-out.c (pack_ts_type_value_fields): Rename to...
4261         (pack_ts_type_common_value_fields): ...this.  Update comment.
4262         (lto_output_ts_type_tree_pointers): Split into...
4263         (lto_output_ts_type_common_tree_pointers): ...this and...
4264         (lto_output_ts_type_non_common_tree_pointers): ...this.
4265         (lto_output_tree_pointers): Adjust for above split.
4266         * lto-streamer.c (check_handled_ts_structures): Mark TS_TYPE_COMMON,
4267         TS_TYPE_WITH_LANG_SPECIFIC, and TS_TYPE_NON_COMMON as handled.
4268         * stor-layout.c (vector_type_mode): Adjust location of mode field.
4269         * tree.h (MARK_TS_TYPE_COMMON, MARK_TS_TYPE_WITH_LANG_SPECIFIC):
4270         Define.
4271         (struct tree_type): Split into...
4272         (struct tree_type_common: ...this and...
4273         (struct tree_type_with_lang_specific): ...this and...
4274         (struct tree_type_non_common): ...this.  Adjust accessor macros
4275         accordingly.
4276         (TYPE_VALUES_RAW): Define.
4277         (union tree_node): Update for above changes.
4278         * tree.c (tree_node_structure_for_code) [tcc_type]: Return
4279         TS_TYPE_NON_COMMON.
4280         (initialize_tree_contains_struct) [TS_TYPE]: Use TS_TYPE_COMMON.
4281         Add TS_TYPE_WITH_LANG_SPECIFIC and TS_TYPE_NON_COMMON.
4282         (tree_code_size) [tcc_type]: Use struct tree_type_non_common.
4283         * treestructu.def (TS_TYPE): Remove.
4284         (TS_TYPE_COMMON, TS_TYPE_WITH_LANG_SPECIFIC, TS_TYPE_NON_COMMON):
4285         Define.
4286
4287 2011-05-11  Jakub Jelinek  <jakub@redhat.com>
4288
4289         PR debug/48159
4290         * tree-ssa.c (reset_debug_uses): New function.
4291         * tree-flow.h (reset_debug_uses): New prototype.
4292         * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
4293         * tree-loop-distribution.c (generate_loops_for_partition): Call
4294         reset_debug_uses on the stmts that will be removed.  Keep around
4295         all debug stmts, don't count them as bits in partition bitmap.
4296         (generate_builtin): Don't count debug stmts or labels as bits in
4297         partition bitmap.
4298
4299 2011-05-11  Richard Guenther  <rguenther@suse.de>
4300
4301         * gimple.c (gimple_type_hash_1): Merge with ...
4302         (gimple_type_hash): ... this.
4303         (gtc_visit): Remove mode parameter and simplify accordingly.
4304         (gimple_types_compatible_p_1): Likewise.
4305         (gimple_types_compatible_p): Likewise.
4306         (iterative_hash_gimple_type): Likewise.
4307         (visit): Likewise.
4308         (gimple_type_eq): Adjust.
4309
4310 2011-05-11  Revital Eres  <revital.eres@linaro.org>
4311
4312         * ddg.c (create_ddg_dep_from_intra_loop_link): If a true dep edge
4313         enters the branch create an anti edge in the opposite direction
4314         to prevent the creation of reg-moves.
4315         * modulo-sched.c: Adjust comment to reflect the fact we are
4316         scheduling closing branch.
4317         (PS_STAGE_COUNT): Rename to CALC_STAGE_COUNT and redefine.
4318         (stage_count): New field in struct partial_schedule.
4319         (calculate_stage_count): New function.
4320         (normalize_sched_times): Rename to reset_sched_times and handle
4321         incrementing the sched time of the nodes by a constant value
4322         passed as parameter.
4323         (duplicate_insns_of_cycles): Skip closing branch.
4324         (sms_schedule_by_order): Schedule closing branch.
4325         (ps_insn_find_column): Handle closing branch.
4326         (sms_schedule): Call reset_sched_times and adjust the code to
4327         support scheduling of the closing branch.
4328         (ps_insert_empty_row): Update calls to normalize_sched_times
4329         and rotate_partial_schedule functions.
4330
4331 2011-05-11  Richard Guenther  <rguenther@suse.de>
4332
4333         PR middle-end/48953
4334         * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
4335
4336 2011-05-11  Joseph Myers  <joseph@codesourcery.com>
4337
4338         * opts.c (finish_options): Move warning settings from process_options.
4339         * toplev.c (process_options): Move warning settings to finish_options.
4340
4341 2011-05-11  Richard Guenther  <rguenther@suse.de>
4342
4343         PR tree-optimization/18041
4344         * tree-ssa-forwprop.c (simplify_bitwise_and): Rename to ...
4345         (simplify_bitwise_binary): ... this.  Handle operand conversions
4346         by applying them to the result instead.
4347         (tree_ssa_forward_propagate_single_use_vars): Adjust.  CSE tree code.
4348
4349 2011-05-11  Richard Guenther  <rguenther@suse.de>
4350
4351         * gimple.c (gimple_canonical_types_compatible_p): Split out
4352         from gimple_types_compatible_p and friends.  Do not recurse
4353         to pointed-to types.
4354         (gimple_canonical_type_eq): Use it.
4355         (iterative_hash_canonical_type): Split out from
4356         iterative_hash_gimple_type and friends.  Do not recurse
4357         to pointed-to types.
4358         (gimple_canonical_type_hash): Use it, allocate the hash here.
4359
4360 2011-05-11  Revital Eres  <revital.eres@linaro.org>
4361
4362         * modulo-sched.c (doloop_register_get): Ignore DEBUG_INSNs while
4363         recognizing doloop.
4364
4365 2011-05-11  Revital Eres  <revital.eres@linaro.org>
4366
4367         * loop-doloop.c (doloop_condition_get): Use prev_nondebug_insn
4368         instead of PREV_INSN.
4369
4370 2011-05-11  Revital Eres  <revital.eres@linaro.org>
4371
4372         * modulo-sched.c (sms_schedule): Support new form of doloop pattern
4373         * loop-doloop.c (doloop_condition_get): Likewise.
4374         * config/arm/thumb2.md (*thumb2_addsi3_compare0): Remove "*".
4375         (doloop_end): New.
4376         * config/arm/arm.md (*addsi3_compare0): Remove "*".
4377
4378 2011-05-10  Nathan Froyd  <froydnj@codesourcery.com>
4379
4380         * tree.def (CASE_LABEL_EXPR): Add an operand.
4381         * tree.h (CASE_CHAIN): Use TREE_OPERAND instead of TREE_CHAIN.
4382
4383 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
4384
4385         * c-decl.c (c_override_global_bindings_to_false): Remove.
4386         (global_bindings_p): Don't check
4387         c_override_global_bindings_to_false.
4388         * c-tree.h (c_override_global_bindings_to_false): Remove.
4389         * c-typeck.c (composite_type): Don't set
4390         c_override_global_bindings_to_false.
4391
4392 2011-05-10  Michael Meissner  <meissner@linux.vnet.ibm.com>
4393
4394         PR target/48857, 48495
4395         * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
4396         (VSX_MODE): Ditto.
4397         (VSX_MOVE_MODE): Ditto.
4398         (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
4399         VSX vector types.  Add V2DImode.
4400         (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
4401         ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
4402         (MODES_TIEABLE_P): Ditto.
4403
4404         * config/rs6000/rs6000.c (rs6000_emit_move): Use
4405         ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
4406         VSX_VECTOR_MODE.
4407         (init_cumulative_args): Ditto.
4408         (rs6000_function_arg_boundary): Ditto.
4409         (rs6000_function_arg_advance_1): Ditto.
4410         (rs6000_function_arg): Ditto.
4411         (rs6000_function_ok_for_sibcall): Ditto.
4412         (emit_frame_save): Ditto.
4413         (rs6000_function_value): Ditto.
4414         (rs6000_libcall_value): Ditto.
4415
4416 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
4417
4418         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
4419         i386/darwin-lib.h to $libgcc_tm_file.
4420         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Remove.
4421
4422 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
4423
4424         * doc/sourcebuild.texi (Back End): Mention contrib/config-list.mk.
4425
4426 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
4427
4428         * config/rs6000/genopt.sh, config/rs6000/rs6000-cpus.def: New files.
4429         * config/rs6000/rs6000-tables.opt: New file (generated).
4430         * config.gcc (powerpc*-*-*, rs6000*-*-*): Add
4431         rs6000/rs6000-tables.opt to extra_options.
4432         * config/rs6000/rs6000-opts.h (RS6000_CPU_OPTION_NATIVE): Define.
4433         * config/rs6000/rs6000.c (rs6000_select): Remove.
4434         (processor_target_table): Move contents to rs6000-cpus.def.
4435         (darwin_rs6000_override_options): Check
4436         global_options_set.x_rs6000_cpu_index instead of
4437         rs6000_select[1].string.
4438         (rs6000_option_override_internal): Likewise.
4439         (rs6000_handle_option): Don't assert that global structures are in
4440         use.  Don't handle OPT_mcpu_ and OPT_mtune_ here.
4441         (rs6000_default_cpu): New variable.
4442         (rs6000_file_start): Set it instead of local default_cpu.  Check
4443         rs6000_default_cpu, global_options_set.x_rs6000_cpu_index and
4444         global_options_set.x_rs6000_tune_index instead of rs6000_select.
4445         (rs6000_darwin_file_start): Check rs6000_default_cpu and
4446         global_options_set.x_rs6000_cpu_index instead of rs6000_select.
4447         * config/rs6000/rs6000.h (struct rs6000_cpu_select,
4448         rs6000_select): Remove.
4449         * config/rs6000/rs6000.opt (rs6000_cpu_index, rs6000_tune_index):
4450         Remove.
4451         (mcpu=, mtune=): Use Var, Init, Enum and Save.
4452         * config/rs6000/t-rs6000
4453         ($(srcdir)/config/rs6000/rs6000-tables.opt): New.
4454         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
4455         global_options_set.x_rs6000_cpu_index instead of
4456         rs6000_select[1].string.
4457         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
4458         global_options_set.x_rs6000_cpu_index instead of
4459         rs6000_select[1].string.
4460
4461 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
4462
4463         * config.gcc (libgcc_tm_file): Define instead of including files
4464         from ../../libgcc/config/ in tm_file.
4465         * configure.ac (libgcc_tm_file_list, libgcc_tm_include_list): Define.
4466         * configure: Regenerate.
4467         * Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list,
4468         libgcc_tm.h, cs-libgcc_tm.h): New.
4469         (TM_H): Include libgcc_tm.h and $(libgcc_tm_file_list).
4470         (clean): Remove libgcc_tm.h.
4471         * config/arm/symbian.h (RENAME_LIBRARY): Remove.
4472         * mkconfig.sh: Include libgcc_tm.h in tm.h if USED_FOR_TARGET.
4473         * system.h (DECLARE_LIBRARY_RENAMES): Poison.
4474
4475 2011-05-10  Georg-Johann Lay  <avr@gjlay.de>
4476
4477         PR target/48896
4478         * config/avr/avr.c (avr_ret_register): Return unsigned int
4479         instead of int.
4480         (avr_function_value): Mark fn_decl_or_type as unused, don't pass
4481         it to avr_libcall_value.
4482         avr_expand_builtin): Use EXPAND_NORMAL as arg 4 in calls to
4483         expand_expr.
4484         (avr_expand_binop_builtin): Ditto.
4485         (avr_expand_unop_builtin): Ditto.
4486
4487 2011-05-10  DJ Delorie  <dj@redhat.com>
4488
4489         * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
4490         (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
4491         * config/rx/rx.c (rx_align_for_label): Add label and
4492         uses_threshold parameters.  Do not align when the label is not
4493         used enough.
4494         * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
4495
4496 2011-05-10  Richard Guenther  <rguenther@suse.de>
4497
4498         * tree-ssa-forwprop.c (combine_conversions): Pattern-match
4499         a series of conversions and apply foldings similar to what
4500         fold-const does.
4501         (tree_ssa_forward_propagate_single_use_vars): Call it.
4502
4503 2011-05-10  Jakub Jelinek  <jakub@redhat.com>
4504
4505         PR tree-optimization/48611
4506         PR tree-optimization/48794
4507         * tree-eh.c (remove_unreachable_handlers): Don't remove regions
4508         referenced from RESX or EH_DISPATCH arguments.
4509
4510         PR debug/48928
4511         * dfp.c (decimal_to_decnumber): Handle conversion from
4512         dconst{1,2,m1,half}.
4513
4514 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
4515
4516         * config/i386/i386.c (ix86_autovectorize_vector_sizes): Return 0
4517         for !flag_prefer_avx128.
4518         (ix86_preferred_simd_mode): Return word_mode for DFmode without SSE2.
4519
4520 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
4521
4522         * fold-const.c (fold_range_test): Pass LOC to build_range_check.
4523         (fold_ternary_loc): Use expr_location_or.
4524
4525 2011-05-09  H.J. Lu  <hongjiu.lu@intel.com>
4526
4527         PR debug/48853
4528         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: If
4529         POINTERS_EXTEND_UNSIGNED is defined, don't give up if mode is
4530         Pmode and mem_mode is not VOIDmode.
4531
4532 2011-05-09  Ville Voutilainen  <ville.voutilainen@gmail.com>
4533
4534         * tree.h (TYPE_UNQUALIFIED, TYPE_QUAL_CONST, TYPE_QUAL_VOLATILE,
4535         TYPE_QUAL_RESTRICT): Convert to enum.
4536
4537 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
4538
4539         * config/i386/predicates.md (const_pow2_1_to_2_operand): Remove.
4540         (const_pow2_1_to_8_operand): Ditto.
4541         (const_pow2_1_to_128_operand): Ditto.
4542         (const_pow2_1_to_32768_operand): Ditto.
4543         * config/i386/mmx.md (*mmx_pinsrw): Use const_int_operand instead of
4544         const_pow2_1_to_8_operand for operand 3 predicate.  Use exact_log2
4545         in insn constraint to check integer value of operand 3.
4546         * config/i386/sse.md (*vec_setv4sf_sse4_1): Ditto.
4547
4548         (PINSR_MODE): New mode iterator.
4549         (sse2p4_1): New mode attribute.
4550         (<sse2p4_1>_pinsr<ssemodesuffix>): Merge insn from sse4_1_pinsrb,
4551         sse2_pinsrw, sse4_1_pinsrd and sse4_1_pinsrq using PINSR_MODE mode
4552         iterator.  Use const_int_operand instead of
4553         const_pow2_1_to_{2,8,128,32768}_operand for operand 3 predicate.  Use
4554         exact_log2 in insn constraint to check integer value of operand 3.
4555
4556 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
4557
4558         * config/i386/sse.md (blendbits): Remove mode attribute.
4559         (<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
4560         instead of const_0_to_<blendbits>_operand for operand 3 predicate.
4561         Check integer value of operand 3 in insn constraint.
4562
4563 2011-05-09  Richard Guenther  <rguenther@suse.de>
4564
4565         * lto-symtab.c (lto_cgraph_replace_node): Use types_compatible_p
4566         for diagnostics.
4567         (lto_symtab_merge): Likewise.  Do not register types here.
4568         (lto_symtab_merge_decls_2): Likewise.
4569         (lto_symtab_merge_decls_1): Likewise.
4570         * gimple.h (enum gtc_mode, gimple_types_compatible_p): Do not declare.
4571         * gimple.c (enum gtc_mode): Declare.
4572         (gimple_types_compatible_p): Make static.
4573
4574 2011-05-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
4575
4576         * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
4577         temporary register to match Pmode.
4578
4579 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
4580
4581         * config/i386/sse.md (*vec_concatv4si): Merge from *vec_concatv4si_1
4582         and *vec_concatv4si_1_avx.
4583
4584 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
4585
4586         PR rtl-optimization/48927
4587         * ira-conflicts.c (commutative_constraint_p): Use
4588         recog_data.alternative_enabled_p to disable alternatives where
4589         "enabled" attribute is false.
4590         (get_dup_num): Ditto.
4591         * ira-lives.c (single_reg_class): Ditto.
4592         (ira_implicitly_set_insn_hard_regs): Ditto.
4593
4594 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
4595
4596         * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
4597         (dataflow_set_preserve_mem_locs): Likewise.
4598
4599 2011-05-09  Philipp Thomas  <pth@suse.de>
4600
4601         * config/mep/mep.c (mep_validate_vliw): Syntax description
4602         should not be translated.
4603
4604 2011-05-09  Joseph Myers  <joseph@codesourcery.com>
4605
4606         * config/mips/genopt.sh, config/mips/mips-cpus.def: New files.
4607         * config/mips/mips-tables.opt: New file (generated).
4608         * config.gcc (mips*-*-*): Add mips/mips-tables.opt to extra_options.
4609         * config/mips/mips-opts.h (MIPS_ARCH_OPTION_FROM_ABI,
4610         MIPS_ARCH_OPTION_NATIVE): Define.
4611         * config/mips/mips.c (mips_cpu_info_table): Move contents to
4612         mips-cpus.def.
4613         (mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p,
4614         mips_parse_cpu): Remove.
4615         (mips_cpu_info_from_opt, mips_default_arch): New.
4616         (mips_handle_option): Don't assert that global structures are in
4617         use.  Don't handle OPT_march_, OPT_mtune_ and OPT_mips here.
4618         (mips_option_override): Use new variables and functions to set
4619         state of these options.  Use strcmp to check for individual CPU names.
4620         * config/mips/mips.h (MIPS_CPU_STRING_DEFAULT): Remove default
4621         definition.
4622         * config/mips/mips.opt (march=): Use ToLower and Enum.
4623         (mips): Use ToLower, Enum and Var.
4624         (mtune=): Use ToLower and Enum.
4625         * config/mips/t-mips ($(srcdir)/config/mips/mips-tables.opt): New.
4626
4627 2011-05-08  Jan Hubicka  <jh@suse.cz>
4628
4629         * gimple.c (type_pair_hash, type_pair_eq, lookup_type_pair):
4630         Arrange type pairs to be UID ordered.
4631         (gimple_lookup_type_leader): Make inline.
4632
4633 2011-05-09  Nick Clifton  <nickc@redhat.com>
4634
4635         PR target/48899
4636         * config/iq2000/iq2000.opt (iq2000_tune): Initialise to
4637         PROCESSOR_DEFAULT.
4638
4639         PR target/48897
4640         * config/mn10300/mn10300.c (extract_bundle): Remove spurious local
4641         variable 's'.
4642
4643 2011-05-08  Chung-Lin Tang  <cltang@codesourcery.com>
4644
4645         * combine.c (simplify_comparison): Abstract out parts into...
4646         (simplify_compare_const): ... new function.
4647         (try_combine): Generalize parallel arithmetic/compare combining
4648         to call simplify_compare_const() and CANONICALIZE_COMPARE().
4649
4650 2011-05-08  Jan Hubicka  <jh@suse.cz>
4651
4652         * cgraph.c (cgraph_clone_node): Add call_duplication_hook parameter.
4653         (cgraph_create_virtual_clone): Call hooks once virtual clone
4654         is finished.
4655         * cgraph.h (cgraph_clone_node): Update prototype.
4656         * ipa-cp.c (ipcp_estimate_growth): Use
4657         estimate_ipcp_clone_size_and_time.
4658         * ipa-inline-transform.c (clone_inlined_nodes): Update.
4659         * lto-cgraph.c (input_node): Update.
4660         * ipa-inline.c (recursive_inlining): Update.
4661         * ipa-inline.h (estimate_ipcp_clone_size_and_time): New function.
4662         (evaluate_conditions_for_known_args): Break out from ...
4663         (evaluate_conditions_for_edge): ... here.
4664         (evaluate_conditions_for_ipcp_clone): New function.
4665         (inline_node_duplication_hook): Update clone summary based
4666         on parameter map.
4667         (estimate_callee_size_and_time): Rename to ...
4668         (estimate_node_size_and_time): take NODE instead of EDGE;
4669         take POSSIBLE_TRUTHS as argument.
4670         (estimate_callee_size_and_time): Update.
4671         (estimate_ipcp_clone_size_and_time): New function.
4672         (do_estimate_edge_time): Update.
4673
4674 2011-05-08  Richard Guenther  <rguenther@suse.de>
4675
4676         PR middle-end/48908
4677         PR middle-end/48905
4678         * expmed.c (expand_shift_1): Compute adjusted constant shift
4679         amount manually.
4680
4681 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
4682
4683         * config/avr/avr.c (print_operand_address): Fix invalid RTL access.
4684
4685 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
4686
4687         * config/rs6000/rs6000.c (output_profile_hook): Fix thinko.
4688
4689 2011-05-08  Jonathan Wakely  <jwakely.gcc@gmail.com>
4690
4691         * doc/invoke.texi (-fuse-linker-plugin): Improve grammar.
4692
4693 2011-05-07  Jan Hubicka  <jh@suse.cz>
4694
4695         * ipa-inline-transform.c (inline_call): Account when program size
4696         decreases.
4697         * ipa-inline.c (relative_time_benefit): New function.
4698         (edge_badness): Reorganize to be power 2 based; fix thinko when
4699         computing badness for negative growth; update comments to match
4700         reality; better dumps.
4701
4702 2011-05-07  Eric Botcazou  <ebotcazou@adacore.com>
4703
4704         * langhooks.h (lang_hooks_for_types): Change global_bindings_p's return
4705         type to bool and adjust comment.
4706         * fold-const.c (fold_range_test): Adjust call to global_bindings_p.
4707         (fold_mathfn_compare): Remove calls to global_bindings_p.
4708         (fold_inf_compare): Likewise.
4709         * stor-layout.c (variable_size): Adjust call to global_bindings_p.
4710         * c-tree.h (global_bindings_p): Adjust prototype.
4711         * c-decl.c (global_bindings_p): Return bool and simplify.
4712
4713 2011-05-07  Zdenek Dvorak  <ook@ucw.cz>
4714
4715         PR tree-optimization/48837
4716         * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
4717         when accumulator transformation is performed.
4718
4719 2011-05-06  Jan Hubicka  <jh@suse.cz>
4720
4721         * i386.h (ix86_tune_indices): Add
4722         X86_TUNE_SOFTWARE_PREFETCHING_BENEFICIAL.
4723         (TARGET_SOFTWARE_PREFETCHING_BENEFICIAL): New macro.
4724         * i386.c (initial_ix86_tune_features): Add
4725         X86_SOFTARE_PREFETCHING_BENEFICIAL.
4726         (software_prefetching_beneficial_p): Remove predicate.
4727         (ix86_option_override_internal): Use new macro.
4728
4729 2011-05-06  Jan Hubicka  <jh@suse.cz>
4730
4731         * ipa-inline.c (update_callee_keys): Don't reset node growth cache.
4732
4733 2011-05-06  Jan Hubicka  <jh@suse.cz>
4734
4735         * cgraph.c (cgraph_add_thunk): Create real function node instead
4736         of alias node; finalize it and mark needed/reachale; arrange visibility
4737         to be right and add it into the corresponding same comdat group list.
4738         (dump_cgraph_node): Dump thunks.
4739         * cgraph.h (cgraph_first_defined_function, cgraph_next_defined_function,
4740         cgraph_function_with_gimple_body_p,
4741         cgraph_first_function_with_gimple_body,
4742         cgraph_next_function_with_gimple_body): New functions.
4743         (FOR_EACH_FUNCTION_WITH_GIMPLE_BODY, FOR_EACH_DEFINED_FUNCTION):
4744         New macros.
4745         * ipa-cp.c (ipcp_need_redirect_p): Thunks can't be redirected.
4746         (ipcp_generate_summary): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
4747         * cgraphunit.c (cgraph_finalize_function): Only look into possible
4748         devirtualization when optimizing.
4749         (verify_cgraph_node): Verify thunks.
4750         (cgraph_analyze_function): Analyze thunks.
4751         (cgraph_mark_functions_to_output): Output thunks only in combination
4752         with function they are assigned to.
4753         (assemble_thunk): Turn thunk into non-thunk; don't try to turn
4754         alias into normal node.
4755         (assemble_thunks): New functoin.
4756         (cgraph_expand_function): Use it.
4757         * lto-cgraph.c (lto_output_node): Stream thunks.
4758         (input_overwrite_node): Stream in thunks.
4759         * ipa-pure-const.c (analyze_function): Thunks do nothing interesting.
4760         * lto-streamer-out.c (lto_output): Do not try to output thunk's body.
4761         * ipa-inline.c (inline_small_functions): Use FOR_EACH_DEFINED_FUNCTION.
4762         * ipa-inline-analysis.c (compute_inline_parameters): "Analyze" thunks.
4763         (inline_analyze_function): Do not care about thunk jump functions.
4764         (inline_generate_summary):Use FOR_EACH_DEFINED_FUNCTION.
4765         * ipa-prop.c (ipa_prop_write_jump_functions): Use
4766         cgraph_function_with_gimple_body_p.
4767         * passes.c (do_per_function_toporder): Use
4768         cgraph_function_with_gimple_body_p.
4769         (execute_one_pass);Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
4770         (ipa_write_summaries): Use cgraph_function_with_gimple_body_p.
4771         (function_called_by_processed_nodes_p): Likewise.
4772
4773 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
4774
4775         * config/rs6000/rs6000.opt (rs6000_ieeequad, rs6000_altivec_abi,
4776         rs6000_spe_abi, rs6000_darwin64_abi): Remove TargetVariable
4777         entries.
4778         (mabi=): Replace with separate entries for mabi=altivec,
4779         mabi=no-altivec, mabi=spe, mabi=no-spe, mabi=d64, mabi=d32,
4780         mabi=ieeelongdouble and mabi=ibmlongdouble.
4781         * config/rs6000/rs6000.c (rs6000_option_override_internal): Move
4782         check for -mabi=spe without SPE ABI support here.
4783         (rs6000_handle_option): Replace OPT_mabi_ handling with
4784         OPT_mabi_altivec and OPT_mabi_spe handling.
4785
4786 2011-05-06  Cary Coutant  <ccoutant@google.com>
4787
4788         * dwarf2out.c (contains_subprogram_definition): New function.
4789         (should_move_die_to_comdat): Call it.
4790
4791 2011-05-06  Jeff Law  <law@redhat.com>
4792
4793         * tree-ssa-threadupdate.c (create_block_for_threading): Do not call
4794         remove_ctrl_stmt_and_useless_edges.
4795         (create_duplicates): Call remove_ctrl_stmt_and_useless_edges.
4796         (fixup_template_block, thread_single_edge): Likewise.
4797         (mark_threaded_blocks): Use THREAD_TARGET.
4798
4799 2011-05-06  Alan Modra  <amodra@gmail.com>
4800
4801         PR target/48900
4802         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
4803         const0_rtx as the arg to the dummy __tls_get_addr libcall.
4804
4805 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
4806
4807         * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
4808         constraint modifier to "r".
4809
4810 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
4811
4812         * config/rs6000/rs6000.c (rs6000_handle_option): Don't handle and
4813         fall through for OPT_mcmodel_.
4814
4815 2011-05-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
4816
4817         * config/s390/s390.c (s390_asm_trampoline_template): Comment
4818         instruction sizes.
4819         (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
4820
4821 2011-05-06  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
4822
4823         PR target/47930
4824         * config/arm/arm.opt (marm): Document it.
4825         (mthumb): Reject negative variant.
4826
4827 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
4828
4829         PR target/48898
4830         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
4831         Fix typo in "ccvt" variable name.
4832
4833 2011-05-06  Tristan Gingold  <gingold@adacore.com>
4834
4835         PR target/48895
4836         * config/vms/vms-ar.c (main): Remove cwd variable.
4837
4838 2011-05-06  Jakub Jelinek  <jakub@redhat.com>
4839
4840         PR debug/48902
4841         * var-tracking.c (prepare_call_arguments): Move else before #endif.
4842
4843 2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>
4844
4845         * except.c (sjlj_emit_dispatch_table): Call build_case_label.
4846         * gimplify.c (gimplify_switch_expr): Likewise.
4847         * omp-low.c (expand_omp_sections): Likewise.
4848         * tree-eh.c (lower_try_finally_switch): Likewise.
4849         (lower_eh_dispatch): Likewise.
4850         * tree.h (build_case_label): Declare.
4851         * tree.c (build_case_label): Define.
4852
4853 2011-05-05  Jason Merrill  <jason@redhat.com>
4854
4855         PR c++/40975
4856         * tree-inline.c (copy_tree_r): Use copy_statement_list.
4857         (copy_statement_list): Don't recurse.
4858         * stor-layout.c (copy_self_referential_tree_r): Don't allow
4859         STATEMENT_LIST.
4860
4861 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
4862
4863         * config/rs6000/rs6000.c (rs6000_handle_option): Don't fall
4864         through from -mfpu= handling.
4865         * config/rs6000/rs6000.opt (mfpu=): Use Var and Init.
4866
4867 2011-05-05  Bernd Schmidt  <bernds@codesourcery.com>
4868
4869         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 10]: Handle
4870         POST_MODIFY.
4871
4872 2011-05-05  Steve Ellcey  <sje@cup.hp.com>
4873
4874         * config.gcc (hppa*64*-*-hpux11*): Modify tm_file and extra_options
4875         for 11.31.
4876         (hppa[12]*-*-hpux11*): Ditto.
4877         (ia64*-*-hpux*): Add ia64/hpux-unix2003.h to tm_file.
4878         * config/ia64/hpux-unix2003.h: New.
4879         * config/pa/pa-hpux1131.opt: New.
4880         * config/pa/pa-hpux1131.h: New.
4881         * config/pa/pa64-hpux.h (STARTFILE_SPEC): Use unix2003.o if requested.
4882         * config/pa/pa-hpux.opt (flag_pa_unix): Check TARGET_HPUX_11_31 value.
4883         * config/pa/pa.h (TARGET_HPUX_11_31): Provide default (0) value.
4884
4885 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
4886
4887         PR debug/48853
4888         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Pass mem_mode
4889         instead of mode as 3rd argument to recursive call.
4890         (mem_loc_descriptor) <case REG>: If POINTERS_EXTEND_UNSIGNED, don't
4891         emit DW_OP_GNU_regval_type if mode is Pmode and mem_mode is not
4892         VOIDmode.
4893         (mem_loc_descriptor) <case SYMBOL_REF>: If POINTERS_EXTEND_UNSIGNED,
4894         don't give up if mode is Pmode and mem_mode is not VOIDmode.
4895         (mem_loc_descriptor) <case CONST_INT>: If POINTERS_EXTEND_UNSIGNED,
4896         use int_loc_descriptor if mode is Pmode and mem_mode is not VOIDmode.
4897
4898 2011-05-05  Julian Brown  <julian@codesourcery.com>
4899
4900         * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
4901         parenthesis in D-register case.
4902
4903 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
4904
4905         * opt-functions.awk (var_type_struct): Handle Enum options.
4906         * optc-gen.awk: Don't check range of variables of character type.
4907         * config/rs6000/rs6000.c (rs6000_sched_insert_nops_str,
4908         rs6000_sched_costly_dep_str, rs6000_recip_name, rs6000_abi_name,
4909         rs6000_sdata_name, rs6000_explicit_options): Remove.
4910         (rs6000_option_override_internal): Check for -malign-power here.
4911         Use global_options_set instead of rs6000_explicit_options.
4912         (rs6000_parse_fpu_option): Remove.
4913         (rs6000_handle_option): Access variables via opts and opts_set
4914         pointers.  Use error_at and warning_at.  Add fall-through
4915         comments.  Don't handle OPT_mcmodel_, OPT_maix_struct_return,
4916         OPT_msvr4_struct_return, OPT_mvrsave, OPT_mspe, OPT_mcall_,
4917         OPT_msdata_, OPT_mtls_size_, OPT_mtraceback_, OPT_mfloat_gprs_,
4918         OPT_msched_costly_dep_, OPT_malign_ or OPT_mrecip_ explicitly
4919         here.  Don't use rs6000_parse_fpu_option.
4920         * config/rs6000/rs6000.h (fpu_type): Remove declaration.
4921         * config/rs6000/rs6000.opt (rs6000_long_double_type_size,
4922         rs6000_spe, rs6000_float_gprs): Remove TargetVariable entries.
4923         (mrecip=): Use Var.
4924         (mspe): Use Var and Save.
4925         (mtraceback=): Use Enum and Var.
4926         (rs6000_traceback_type): New Enum and EnumValue entries.
4927         (mfloat-gprs=): Use Enum, Var and Save.
4928         (rs6000_float_gprs): New Enum and EnumValue entries.
4929         (mlong-double-): use Var and Save.
4930         (msched-costly-dep=, minsert-sched-nops=): Use Var.
4931         (malign-): Use Enum and Var.
4932         (rs6000_alignment_flags): New Enum and EnumValue entries.
4933         (mfpu=): Use Enum.
4934         (fpu_type_t): New Enum and EnumValue entries.
4935         * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Use
4936         global_options_set instead of rs6000_explicit_options.
4937         * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Use
4938         global_options_set instead of rs6000_explicit_options.
4939         * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Use
4940         global_options_set instead of rs6000_explicit_options.
4941         * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Use
4942         global_options_set instead of rs6000_explicit_options.
4943         * config/rs6000/e500-double.h (SUB3TARGET_OVERRIDE_OPTIONS): Use
4944         global_options_set instead of rs6000_explicit_options.
4945         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4946         global_options_set instead of rs6000_explicit_options.
4947         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Remove commented-out
4948         definition.
4949         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4950         global_options_set instead of rs6000_explicit_options.
4951         * config/rs6000/linux64.opt (mcmodel=): Use Enum and Var.
4952         (rs6000_cmodel): New Enum and EnumValue entries.
4953         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4954         global_options_set instead of rs6000_explicit_options.
4955         * config/rs6000/sysv4.opt (mcall-, msdata=): Use Var.
4956         (mtls-size=): Use Enum and Var.
4957         (rs6000_tls_size): New Enum and EnumValue entries.
4958
4959 2011-05-05  Michael Matz  <matz@suse.de>
4960
4961         * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
4962         * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
4963         * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
4964         * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
4965         * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
4966         * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
4967         * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
4968         * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
4969         * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
4970         * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
4971         * config/i386/gnu-user.h (ENDFILE_SPEC): Add Ofast.
4972         * config/i386/gnu-user64.h (ENDFILE_SPEC): Add Ofast.
4973         * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
4974         * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
4975         * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
4976         * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
4977
4978 2011-05-05  Richard Guenther  <rguenther@suse.de>
4979
4980         * expmed.c (expand_variable_shift): Rename to ...
4981         (expand_shift_1): ... this.  Take an expanded shift amount.
4982         For rotates recurse directly not building trees for the shift amount.
4983         (expand_variable_shift): Wrap around expand_shift_1.
4984         (expand_shift): Adjust.
4985
4986 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
4987
4988         * gimplify.c (create_tmp_var_raw): Don't call build_type_variant.
4989
4990 2011-05-05  Eric Botcazou  <ebotcazou@adacore.com>
4991
4992         * tree.h (get_pending_sizes): Remove prototype.
4993         (put_pending_size): Likewise.
4994         (put_pending_sizes): Likewise.
4995         * stor-layout.c (pending_sizes): Delete.
4996         (get_pending_sizes): Likewise.
4997         (put_pending_size): Likewise.
4998         (put_pending_sizes): Likewise.
4999         (variable_size): Do not call put_pending_size and tidy up.
5000         * function.h (struct function): Remove dont_save_pending_sizes_p.
5001         * lto-streamer-in.c (input_function): Do not stream it.
5002         * lto-streamer-out.c (output_function): Likewise.
5003         * tree-inline.c (initialize_cfun): Do not copy it.
5004         * c-decl.c (store_parm_decls): Do not set it.
5005         * omp-low.c (create_task_copyfn): Likewise.
5006         * tree-optimize.c (tree_rest_of_compilation): Likewise.
5007
5008 2011-05-05  Uros Bizjak  <ubizjak@gmail.com>
5009
5010         * config/i386/i386.md (*movdf_internal_rex64): Simplify nested "if"
5011         conditions.
5012         (*movdf_internal): Ditto.
5013         (*movdf_internal_nointeger): Ditto.
5014         (*movsf_internal): Ditto.
5015
5016 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
5017
5018         * c-decl.c (finish_decl): Don't call get_pending_sizes.
5019         (grokparm): Add parameter expr.  Pass it to grokdeclarator.
5020         (push_parm_decl): Add parameter expr.  Pass it to grokdeclarator.
5021         (c_variable_size): Remove.
5022         (grokdeclarator): Use save_expr instead of c_variable_size.  Don't
5023         call put_pending_sizes.
5024         (get_parm_info): Add parameter expr.  Use it to set
5025         arg_info->pending_sizes.
5026         (store_parm_decls): Use arg_info->pending_sizes instead or calling
5027         get_pending_sizes.
5028         * c-parser.c (c_parser_parms_declarator): Update call to
5029         c_parser_parms_list_declarator.
5030         (c_parser_parms_list_declarator): Take parameter expr.  Update
5031         call to push_parm_decl.  Update recursive call.  Don't call
5032         get_pending_sizes.  Update calls to get_parm_info.
5033         (c_parser_objc_method_definition): Update calls to
5034         c_parser_objc_method_decl and objc_start_method_definition.
5035         (c_parser_objc_methodproto): Update call to c_parser_objc_method_decl.
5036         (c_parser_objc_method_decl): Add parameter expr.  Update call to
5037         grokparm.
5038         (c_parser_objc_try_catch_finally_statement): Update call to grokparm.
5039         * c-tree.h (struct c_arg_info.pending_sizes): Change to a tree.
5040         (get_parm_info, grokparm, push_parm_decl): Update prototypes.
5041
5042 2011-05-05  Michael Hope  <michael.hope@linaro.org>
5043
5044         PR pch/45979
5045         * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for
5046         __ARM_EABI__ hosts.
5047
5048 2011-05-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
5049
5050         * config/spu/spu.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5051         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
5052         (spu_output_mi_thunk): New function.
5053
5054 2011-05-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5055
5056         * config/sparc/sol2.h (ASM_OUTPUT_CALL): Use
5057         targetm.asm_out.print_operand.
5058         * config/sol2.c: Include target.h.
5059
5060 2011-05-04  Jan Hubicka  <jh@suse.cz>
5061
5062         * ipa-inline.c (reset_edge_caches): New function.
5063         (update_caller_keys): Add check_inlinablity_for; do not
5064         reset edge caches; remove now unnecesary loop.
5065         (update_callee_keys): Add comments; reset node_growth_cache of callee.
5066         (update_all_callee_keys): Likewise.
5067         (inline_small_functions): Sanity check cache; update code
5068         recomputing it.
5069
5070 2011-05-04  Bernd Schmidt  <bernds@codesourcery.com>
5071
5072         PR rtl-optimization/47612
5073         * df-problems.c (can_move_insns_across): Don't pick a cc0 setter
5074         as the last insn of the sequence to be moved.
5075
5076 2011-05-04  Tobias Burnus  <burnus@net-b.de>
5077
5078         PR fortran/48864
5079         * doc/invoke.texi (Ofast): Document that it
5080         enables Fortran's -fno-protect-parens.
5081
5082 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
5083
5084         * config/i386/i386.c (ix86_reorg): Run move_or_delete_vzeroupper first.
5085
5086 2011-05-04  Eric Botcazou  <ebotcazou@adacore.com>
5087
5088         * stor-layout.c (variable_size): Do not issue errors.
5089
5090 2011-05-04  Richard Guenther  <rguenther@suse.de>
5091
5092         * coverage.c (tree_coverage_counter_ref): Use integer_type_node
5093         for array-ref indices.
5094         (tree_coverage_counter_addr): Likewise.
5095         (build_fn_info_type): Use size_int for index types.
5096         (build_gcov_info): Likewise.
5097
5098 2011-05-04  Richard Guenther  <rguenther@suse.de>
5099
5100         * c-decl.c (check_bitfield_type_and_width): Do not pass NULL
5101         to build_int_cst.
5102         * c-typeck.c (really_start_incremental_init): Use bitsize_int
5103         for constructor indices.
5104         (push_init_level): Likewise.
5105
5106 2011-05-04  Richard Guenther  <rguenther@suse.de>
5107
5108         * explow.c (promote_mode): Move variable declarations before code.
5109
5110 2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>
5111
5112         * tree.h (build_function_type_array): Declare.
5113         (build_varargs_function_type_array): Declare.
5114         (build_function_type_vec, build_varargs_function_type_vec): Define.
5115         * tree.c (build_function_type_array_1): New function.
5116         (build_function_type_array): New function.
5117         (build_varargs_function_type_array): New function.
5118
5119 2011-05-04  Richard Sandiford  <richard.sandiford@linaro.org>
5120
5121         * tree-vect-loop.c (vectorizable_reduction): Check reduction cost
5122         before setting STMT_VINFO_TYPE.
5123
5124 2011-05-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
5125
5126         * config/spu/spu.c (spu_gimplify_va_arg_expr): Call pass_by_reference
5127         instead of spu_pass_by_reference.
5128
5129 2011-05-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5130
5131         * calls.c (emit_library_call_value_1): Invoke
5132         promote_function_mode hook on libcall arguments.
5133         * explow.c (promote_function_mode, promote_mode): Handle TYPE
5134         argument being NULL.
5135         * targhooks.c (default_promote_function_mode): Lisewise.
5136         * config/s390/s390.c (s390_promote_function_mode): Likewise.
5137         * config/sparc/sparc.c (sparc_promote_function_mode): Likewise.
5138
5139         * doc/tm.texi: Document that TYPE argument might be NULL.
5140
5141 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
5142
5143         * config/bfin/bfin.c (bfin_cpus): Update silicon revisions.
5144
5145 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
5146
5147         From Bernd Schmidt
5148         * config/bfin/bfin.md (addsi3): Add an alternative for IREGS.
5149
5150 2011-05-04  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5151
5152         * config/alpha/alpha.h (CODE_MASK, MIPS_IS_STAB, MIPS_MARK_STAB)
5153         (MIPS_UNMARK_STAB, SHASH_SIZE, THASH_SIZE, ALIGN_SYMTABLE_OFFSET):
5154         Move ...
5155         * mips-tfile.c: ... here.
5156         Don't include coretypes.h, tm.h, filenames.h.
5157         (saber_stop): Remove definition and all calls.
5158         [__SABER__]: Remove.
5159         (__LINE__): Remove default.
5160         (Size_t, Ptrdiff_t): Remove definitions.
5161         Replace by size_t, ptrdiff_t.
5162         [!MIPS_DEBUGGING_INFO]: Remove.
5163         (SHASH_SIZE, THASH_SIZE): Remove defaults.
5164         (progname): Add const.
5165         (STATIC): Remove.
5166         Replace all uses by static.
5167         (ALIGN_SYMTABLE_OFFSET): Remove default.
5168         * mips-tdump.c: Don't include coretypes.h, tm.h.
5169         Remove !MIPS_IS_STAB guard.
5170         * Makefile.in (mips-tfile.o): Remove $(RTL_H), coretypes.h,
5171         $(TM_H), filenames.h dependencies.
5172         (mips-tdump.o): Remove $(RTL_H), coretypes.h, $(TM_H) dependencies.
5173
5174 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
5175
5176         From Jie Zhang
5177         *config/bfin/bfin.c (bfin_extra_live_on_entry): New.
5178         (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
5179
5180 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
5181
5182         From Bernd Schmidt
5183         * config/bfin/bfin.h (FUNCTION_PROFILER): Take TARGET_LONG_CALLS into
5184         account and save/restore RETS.
5185         (PROFILE_BEFORE_PROLOGUE): Define.
5186         (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add tab character.  Correct
5187         the push insn to use predecrement.
5188
5189 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
5190
5191         From Jie Zhang
5192         * config/bfin/bfin.c (bfin_expand_prologue): Don't clobber P2.
5193
5194 2011-05-04  Nick Clifton  <nickc@redhat.com>
5195
5196         * config/mn10300/mn10300.c: Include cfgloop.h.
5197         (DUMP): New macro.
5198         (mn10300_insert_setlb_lcc): New function.  Inserts a SETLB and a
5199         Lcc or a FLcc insn into the instruction stream.
5200         (mn10300_block_contains_call): New function.  Returns true if the
5201         given basic block contains a CALL insn.
5202         (mn10300_loop_contains_call_insn): New function.  Returns true if
5203         the given loop contains a CALL insn.
5204         (mn10300_scan_for_setlb_lcc): New function.  Finds opportunities
5205         to use the SETLB and Lcc or FLcc insns.
5206         (mn10300_reorg): Invoke mn10300_scan_for_setlb_lcc when optimizing.
5207         (TARGET_FLAGS): Add MASK_ALLOW_SETLB.
5208         * config/mn10300/mn10300.opt (msetlb): New option.  Used to
5209         disable the SETLB optimization.
5210         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Add
5211         __SETLB__ or __NO_SETLB__.
5212         * config/mn10300/mn10300.md (UNSPEC_SETLB): New constant.
5213         (movsf_internal): Handle MDR register.
5214         (cmpsi): Make visible.
5215         (setlb): New pattern.
5216         (Lcc): New pattern.
5217         (FLcc): New pattern.
5218
5219 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
5220
5221         PR target/48860
5222         * config/i386/i386.md (*movdi_internal_rex64) Use %vmovd
5223         for reg<->xmm moves.
5224         * config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
5225         (vec_concatv2di_rex64_sse): Ditto.
5226         (*sse2_storeq_rex64): Do not emit %v prefix for mov{q} mnemonic.
5227         (*vec_extractv2di_1_rex64): Ditto.
5228
5229         Revert:
5230         2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
5231
5232         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
5233         reg<->xmm moves.
5234         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.
5235
5236 2011-05-04  Richard Guenther  <rguenther@suse.de>
5237
5238         * tree.h (int_const_binop): Remove notrunc argument.
5239         * fold-const.c (int_const_binop): Remove notrunc argument.  Always
5240         create integer constants that are properly truncated.
5241         (extract_muldiv_1): Expand one notrunc int_const_binop caller.
5242         (const_binop): Remove zero notrunc argument to int_const_binop.
5243         (size_binop_loc): Likewise.
5244         (fold_div_compare): Likewise.
5245         (maybe_canonicalize_comparison_1): Likewise.
5246         (fold_comparison): Likewise.
5247         (fold_binary_loc): Likewise.
5248         (multiple_of_p): Likewise.
5249         * expr.c (store_constructor): Likewise.
5250         * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
5251         (maybe_fold_stmt_addition): Likewise.
5252         * ipa-prop.c (ipa_modify_call_arguments): Likewise.
5253         * stor-layout.c (layout_type): Likewise.
5254         * tree-data-ref.c (tree_fold_divides_p): Likewise.
5255         * tree-sra.c (build_ref_for_offset): Likewise.
5256         (build_user_friendly_ref_for_offset): Likewise.
5257         * tree-ssa-address.c (maybe_fold_tmr): Likewise.
5258         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5259         * tree-ssa-loop-niter.c (inverse): Likewise.
5260         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
5261         * tree-ssa.c (maybe_rewrite_mem_ref_base): Likewise.
5262         * tree-switch-conversion.c (check_range): Likewise.
5263         (build_constructors): Likewise.
5264         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5265         * tree-vrp.c (set_and_canonicalize_value_range): Likewise.
5266         (extract_range_from_assert): Likewise.
5267         (vrp_int_const_binop): Likewise.
5268         (extract_range_from_binary_expr): Likewise.
5269         (extract_range_from_unary_expr): Likewise.
5270         (check_array_ref): Likewise.
5271         (find_case_label_range): Likewise.
5272         (simplify_div_or_mod_using_ranges): Likewise.
5273         * tree-cfg.c (group_case_labels_stmt): Use double-ints for
5274         comparing case labels for merging.
5275
5276 2011-05-03  Mark Wielaard  <mjw@redhat.com>
5277
5278         * dwarf2out.c (debug_str_hash_forced): Removed.
5279         (gen_label_for_indirect_string): Removed.
5280         (get_debug_string_label): Removed.
5281         (AT_string_form): Generate label directly.
5282         (output_indirect_string): Test indirect_string_node for
5283         DW_FORM_strp instead of checking label and refcount.
5284         (prune_indirect_string): Removed.
5285         (prune_unused_types): Don't check debug_str_hash_forced or
5286         call prune_indirect_string.
5287
5288 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
5289
5290         PR other/48093
5291         * doc/invoke.texi: Document -mtls-dialect and GCC_COMPARE_DEBUG.
5292
5293 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
5294
5295         PR debug/47994
5296         PR debug/47919
5297         * combine.c (try_combine): Skip debug insns at m_split tests.
5298
5299 2011-04-26  Mark Wielaard  <mjw@redhat.com>
5300
5301         PR42288
5302         * dwarf2out.c (dwarf2out_finish): Always call output_aranges ()
5303         when info_section_emitted.
5304
5305 2011-05-03  Joseph Myers  <joseph@codesourcery.com>
5306
5307         * config/mips/mips-opts.h: New.
5308         * config/mips/mips.c (enum mips_r10k_cache_barrier_setting): Move
5309         to mips-opts.h.
5310         (mips_abi, mips_code_readable, mips_r10k_cache_barriee): Remove.
5311         (mips_handle_option): Don't handle OPT_mabi_, OPT_mcode_readable_
5312         or OPT_mr10k_cache_barrier_ here.  Access mips_cache_flush_func
5313         via opts pointer.
5314         * config/mips/mips.h (enum mips_code_readable_setting): Move to
5315         mips-opts.h.
5316         (mips_abi, mips_code_readable): Don't declare.
5317         * config/mips/mips.opt (config/mips/mips-opts.h): New HeaderInclude.
5318         (mabi=): Use Enum and Var.
5319         (mips_abi): New Enum and EnumValue entries.
5320         (mcode-readable=): Use Enum and Var.
5321         (mips_code_readable_setting): New Enum and EnumValue entries.
5322         (mr10k-cache-barrier=): Use Enum and Var.
5323         (mips_r10k_cache_barrier_setting): New Enum and EnumValue entries.
5324
5325 2011-05-03  Jan Hubicka  <jh@suse.cz>
5326
5327         * cgraph.h (cgraph_node_set_def, varpool_node_set_def): Move out of GTY;
5328         replace hash by pointer map.
5329         (cgraph_node_set_element_def, cgraph_node_set_element,
5330         const_cgraph_node_set_element, varpool_node_set_element_def,
5331         varpool_node_set_element, const_varpool_node_set_element): Remove.
5332         (free_cgraph_node_set, free_varpool_node_set): New function.
5333         (cgraph_node_set_size, varpool_node_set_size): Use vector size.
5334         * tree-emutls.c: Free varpool node set.
5335         * ipa-utils.c (cgraph_node_set_new, cgraph_node_set_add,
5336         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
5337         debug_cgraph_node_set, free_cgraph_node_set, varpool_node_set_new,
5338         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
5339         dump_varpool_node_set, free_varpool_node_set, debug_varpool_node_set):
5340         Move here from ipa.c; implement using pointer_map
5341         * ipa.c (cgraph_node_set_new, cgraph_node_set_add,
5342         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
5343         debug_cgraph_node_set, varpool_node_set_new,
5344         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
5345         dump_varpool_node_set, debug_varpool_node_set):
5346         Move to ipa-uitls.c.
5347         * passes.c (ipa_write_summaries): Update.
5348
5349 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
5350
5351         From Mike Frysinger:
5352         * config/bfin/bfin.c (bfin_cpus[]): Add 0.4 for
5353         bf542/bf544/bf547/bf548/bf549.
5354
5355 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
5356
5357         * expmed.c (extract_bit_field_1): Remove write-only variable "icode".
5358
5359 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
5360
5361         From Bernd Schmidt:
5362         * config/bfin/bfin.md (MOVCC): New mode_macro.
5363         (mov<mode>cc_insn1, mov<mode>cc_insn2, mov<mode>cc): Renamed from
5364         movsicc_insn1, movsicc_insn2 and movsicc and macroized.  Remove
5365         comments from generated assembly.
5366
5367 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
5368
5369         From Bernd Schmidt
5370         * config/bfin/t-bfin (LIB1ASMFUNCS): Add muldi3 and umulsi3_highpart.
5371         * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add muldi3.
5372         * config/bfin/t-bfin-linux (LIB1ASMFUNCS): Add muldi3.
5373         * config/bfin/t-bfin-uclinux (LIB1ASMFUNCS): Add muldi3.
5374         * config/bfin/lib1funcs.asm (___muldi3): New function.
5375
5376 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
5377
5378         * config/stormy16/stormy16 (xstormy16_init_builtins): Call
5379         build_function_type_list instead of build_function_type.
5380         Rearrange initialization of `args' to do so.
5381
5382 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
5383
5384         * config/i386/i386.c (ix86_code_end): Call build_function_type_list
5385         instead of build_function_type.
5386
5387 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
5388
5389         * config/rs6000/rs6000.c (spe_init_builtins): Call
5390         build_function_type_list instead of build_function_type.
5391         (paired_init_builtins, altivec_init_builtins): Likewise.
5392         (builtin_function_type): Likewise.
5393
5394 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
5395
5396         * config/sh/sh.c (sh_media_init_builtins): Call
5397         build_function_type_list instead of build_function_type.
5398
5399 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
5400
5401         * config/sparc/sparc.c (sparc_file_end): Call
5402         build_function_type_list instead of build_function_type.
5403
5404 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
5405
5406         * config/alpha/alpha.c (alpha_init_builtins): Call
5407         build_function_type_list instead of build_function_type.
5408
5409 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
5410
5411         * config/xtensa/xtensa.c (xtensa_init_builtins): Call
5412         build_function_type_list instead of build_function_type.
5413
5414 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
5415
5416         * config/iq2000/i2000.c (iq2000_init_builtins): Call
5417         build_function_type_list instead of build_function_type.
5418         Delete `endlink' variable.
5419
5420 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
5421
5422         * config/avr/avr.c (avr_init_builtins): Call
5423         build_function_type_list instead of build_function_type.
5424
5425 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
5426
5427         * config/picochip/picochip.c (picochip_init_builtins): Call
5428         build_function_type_list instead of build_function_type.
5429         Delete `endlink' variable.
5430
5431 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
5432
5433         * config/bfin/bfin.c (bfin_init_builtins): Call
5434         build_function_type_list instead of build_function_type.
5435
5436 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
5437
5438         From Bernd Schmidt
5439         * config/bfin/bfin.md (rotrsi, rotlsi): Don't take INTVAL of anything
5440         that's not CONST_INT.  Seemingly redundant check is due to PR39768.
5441
5442 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
5443
5444         From Jie Zhang:
5445         * config/bfin/uclinux.h (LINK_GCC_C_SEQUENCE_SPEC): Make sure
5446         libbffastfp overrides libgcc when -mfast-fp.
5447
5448 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
5449
5450         Originally from Bernd Schmidt
5451         * config/bfin/uclinux.h (SUBTARGET_FDPIC_NOT_SUPPORTED): New macro.
5452         * config/bfin/bfin.c (override_options): Test it and error if
5453         TARGET_FDPIC.
5454
5455 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
5456
5457         Originally From Bernd Schmidt
5458         * config/bfin/bfin.c (override_options): Disable -fstack-limit for
5459         FD-PIC.
5460
5461 2011-05-03  Jeff Law  <law@redhat.com>
5462
5463         * tree-ssa-threadupdate.c (THREAD_TARGET): define.
5464         (remove_ctrl_stmt_and_useless_edges): Clear AUX field of outgoing edges.
5465         (craete_edge_and_update_destination_phis): Use THREAD_TARGET rather
5466         than accessing AUX field directly.  Free the AUX field before
5467         clearing it.
5468         (thread_block, thread_through_loop_header): Likewise.
5469         (thread_single_edge, mark_threaded_blocks): Likewise.
5470         (redirect_edges): Delay clearing the AUX field.  Free the AUX field.
5471         (register_jump_thread): Do not attempt to thread to a NULL edge.
5472
5473 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
5474
5475         * function.c (init_function_start): Call decide_function_section.
5476         * varasm.c (decide_function_section): New function.
5477         (assemble_start_function): When not using
5478         flag_reorder_blocks_and_partition, don't compute in_cold_section_p
5479         or first_function_block_is_cold.
5480         * rtl.h (decide_function_section): Declare.
5481
5482 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
5483             Jakub Jelinek  <jakub@redhat.com>
5484
5485         PR target/48774
5486         * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
5487         only succeed if req_mode is the same as set_mode.
5488
5489 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
5490
5491         * gengenrtl.c (special_rtx): PC, CC0 and RETURN are special.
5492         * genemit.c (gen_exp): Handle RETURN.
5493         * emit-rtl.c (verify_rtx_sharing): Likewise.
5494         (init_emit_regs): Create pc_rtx, ret_rtx and cc0_rtx specially.
5495         * rtl.c (copy_rtx): RETURN is shared.
5496         * rtl.h (enum global_rtl_index): Add GR_RETURN.
5497         (ret_rtx): New.
5498         * jump.c (redirect_exp_1): Don't use gen_rtx_RETURN.
5499         * config/s390/s390.c (s390_emit_epilogue): Likewise.
5500         * config/rx/rx.c (gen_rx_rtsd_vector): Likewise.
5501         * config/cris/cris.c (cris_expand_return): Likewise.
5502         * config/m68k/m68k.c (m68k_expand_epilogue): Likewise.
5503         * config/rs6000/rs6000.c (rs6000_make_savres_rtx,
5504         rs6000_emit_epilogue, rs6000_output_mi_thunk): Likewise.
5505         * config/picochip/picochip.c (picochip_expand_epilogue): Likewise.
5506         * config/h8300/h8300.c (h8300_push_pop, h8300_expand_epilogue):
5507         Likewise.
5508         * config/v850/v850.c (expand_epilogue): Likewise.
5509         * config/bfin/bfin.c (bfin_expand_call): Likewise.
5510         * config/arm/arm.md (epilogue): Likewise.
5511         * config/mn10300/mn10300.c (mn10300_expand_epilogue): Likewise.
5512         * config/sparc/sparc.c (sparc_struct_value_rtx): Rename ret_rtx
5513         variable to ret_reg.
5514
5515 2011-05-03  Richard Guenther  <rguenther@suse.de>
5516
5517         PR lto/48846
5518         * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
5519         Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
5520         * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
5521
5522 2011-05-03  Richard Guenther  <rguenther@suse.de>
5523
5524         * c-decl.c (grokdeclarator): Instead of looking at
5525         TREE_OVERFLOW check if the constant fits in the index type.
5526
5527 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
5528
5529         * config/arm/neon.md (vec_load_lanes<mode><mode>): New expanders,
5530         (vec_store_lanes<mode><mode>): Likewise.
5531
5532 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
5533
5534         * doc/md.texi (vec_load_lanes, vec_store_lanes): Document.
5535         * optabs.h (COI_vec_load_lanes, COI_vec_store_lanes): New
5536         convert_optab_index values.
5537         (vec_load_lanes_optab, vec_store_lanes_optab): New convert optabs.
5538         * genopinit.c (optabs): Initialize the new optabs.
5539         * internal-fn.def (LOAD_LANES, STORE_LANES): New internal functions.
5540         * internal-fn.c (get_multi_vector_move, expand_LOAD_LANES)
5541         (expand_STORE_LANES): New functions.
5542         * tree.h (build_array_type_nelts): Declare.
5543         * tree.c (build_array_type_nelts): New function.
5544         * tree-vectorizer.h (vect_model_store_cost): Add a bool argument.
5545         (vect_model_load_cost): Likewise.
5546         (vect_store_lanes_supported, vect_load_lanes_supported)
5547         (vect_record_strided_load_vectors): Declare.
5548         * tree-vect-data-refs.c (vect_lanes_optab_supported_p)
5549         (vect_store_lanes_supported, vect_load_lanes_supported): New functions.
5550         (vect_transform_strided_load): Split out statement recording into...
5551         (vect_record_strided_load_vectors): ...this new function.
5552         * tree-vect-stmts.c (create_vector_array, read_vector_array)
5553         (write_vector_array, create_array_ref): New functions.
5554         (vect_model_store_cost): Add store_lanes_p argument.
5555         (vect_model_load_cost): Add load_lanes_p argument.
5556         (vectorizable_store): Try to use store-lanes functions for
5557         interleaved stores.
5558         (vectorizable_load): Likewise load-lanes and loads.
5559         * tree-vect-slp.c (vect_get_and_check_slp_defs): Update call
5560         to vect_model_store_cost.
5561         (vect_build_slp_tree): Likewise vect_model_load_cost.
5562
5563 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
5564
5565         * hooks.h (hook_bool_mode_uhwi_false): Declare.
5566         * hooks.c (hook_bool_mode_uhwi_false): New function.
5567         * target.def (array_mode_supported_p): New hook.
5568         * doc/tm.texi.in (TARGET_ARRAY_MODE_SUPPORTED_P): Add @hook.
5569         * doc/tm.texi: Regenerate.
5570         * stor-layout.c (mode_for_array): New function.
5571         (layout_type): Use it.
5572         * config/arm/arm.c (arm_array_mode_supported_p): New function.
5573         (TARGET_ARRAY_MODE_SUPPORTED_P): Define.
5574
5575 2011-05-03  Eric Botcazou  <ebotcazou@adacore.com>
5576
5577         PR target/48723
5578         * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
5579         for -fstack-check if the size to allocate is negative.
5580
5581 2011-05-02  Lawrence Crowl  <crowl@google.com>
5582
5583         * timevar.h (timevar_cond_start): Remove unused POP_TIMEVAR_AND_RETURN.
5584         (timevar_cond_start): New for starting a timer only when it is not
5585         already running.
5586         (timevar_cond_stop): New for stopping a timer when it was not already
5587         running.
5588
5589         * timevar.c (timevar_stop): Enable start/stop timers to start again.
5590         (timevar_cond_start): New as above.
5591         (timevar_cond_stop): New as above.
5592
5593         * timevar.def: Add start/stop timers for compiler phases,
5594         TV_PHASE_SETUP, TV_PHASE_PARSING, TV_PHASE_DEFERRED, TV_PHASE_CGRAPH,
5595         TV_PHASE_DBGINFO (C), TV_PHASE_CHECK_DBGINFO (C++), TV_PHASE_GENERATE,
5596         and TV_PHASE_FINALIZE.
5597         Change push/pop timer TV_PARSE to TV_PARSE_GLOBAL.
5598         Add push/pop timers TV_PARSE_STRUCT, TV_PARSE_ENUM, TV_PARSE_FUNC,
5599         TV_PARSE_INLINE, TV_PARSE_INMETH, TV_TEMPLATE_INST.
5600         Change push/pop timer TV_NAME_LOOKUP into a start/stop timer.
5601         Make unused TV_OVERLOAD into a start/stop timer.
5602
5603         Remove unused timers TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION.
5604         Mark the strings for TV_NAME_LOOKUP and TV_OVERLOAD with a "|"
5605         to indicate that they are start/stop timers.
5606
5607         * toplev.c (compile_file): Change TV_PARSE to TV_PARSE_GLOBAL.
5608         Add start/stop timers TV_PHASE_PARSING and TV_PHASE_GENERATE.
5609         Move initialization to do_compile.
5610         (do_compile): Add initialization from above.
5611         Add start/stop timers TV_PHASE_SETUP and TV_PHASE_FINALIZE.
5612
5613         * c-decl.c (c_write_global_declarations): Add start/stop of
5614         TV_PHASE_DEFERRED, TV_PHASE_CGRAPH, TV_PHASE_DBGINFO.
5615
5616         * c-parser.c (c_parser_declaration_or_fndef): Push/pop TV_PARSE_FUNC
5617         or TV_PARSE_INLINE, as appropriate.
5618         (c_parser_enum_specifier): Push/pop TV_PARSE_ENUM.
5619         (c_parser_struct_or_union_specifier): Push/pop TV_PARSE_STRUCT.
5620
5621 2011-05-02  Jason Merrill  <jason@redhat.com>
5622
5623         PR c++/40975
5624         * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
5625
5626 2011-05-02  Simon Martin  <simartin@users.sourceforge.net>
5627
5628         PR c/35445
5629         * c-decl.c (finish_decl): Only create a composite if the types are
5630         compatible.
5631
5632 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
5633
5634         * config/fr30/fr30-protos.h (Mmode): Don't define.
5635         * config/m32r/m32r-protos.h (Mmode): Don't define.  Expand
5636         definition where used.
5637         * config/mn10300/mn10300-protos.h (Mmode, Cstar, Rclas): Don't
5638         define.  Expand definitions where used.
5639         * config/rx/rx-protos.h (Mmode, Fargs, Rcode): Don't define.
5640         Expand definitions where used.
5641         * config/rx/rx.c (rx_is_legitimate_address, rx_function_arg_size,
5642         rx_function_arg, rx_function_arg_advance,
5643         rx_function_arg_boundary): Expand definitions of those macros.
5644         * config/v850/v850-protos.h (Mmode): Don't define.  Expand
5645         definition where used.
5646
5647 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
5648
5649         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
5650         reg<->xmm moves.
5651         (*mov<mode>_internal): Merge with *mov<mode>_internal_avx.
5652         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.  Merge
5653         with *movv2sf_internal_rex64_avx.
5654         (*movv2sf_internal): Merge with *movv2sf_internal_avx.
5655         * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
5656         Use %v prefix in insn mnemonic to handle TARGET_AVX.
5657         (*movdi_internal): Add "isa" attribute.  Use "maybe_vex" instead of
5658         "vex" in "prefix" attribute calculation.
5659         (*movdf_internal): Output AVX mnemonics.  Add "prefix" attribute.
5660
5661 2011-05-02  Stuart Henderson  <shenders@gcc.gnu.org>
5662
5663         PR target/47951
5664         * config/bfin/bfin.md (loop_end): Use matching constraints to ensure
5665         inputs match the output.
5666
5667 2011-05-02  Andreas Schwab  <schwab@linux-m68k.org>
5668
5669         PR target/47955
5670         * config/m68k/m68k.c (m68k_expand_prologue): Set
5671         current_function_static_stack_size.
5672
5673 2011-05-02   Jan Hubicka  <jh@suse.cz>
5674
5675         * lto-streamer.c (lto_streamer_cache_insert_1,
5676         lto_streamer_cache_lookup, lto_streamer_cache_create,
5677         lto_streamer_cache_delete): Use pointer map instead of hashtable.
5678         * lto-streamer.h (lto_streamer_cache_d): Turn node_map into pointer_map.
5679
5680 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
5681
5682         * config/m68k/genopt.sh, config/m68k/m68k-isas.def,
5683         config/m68k/m68k-microarchs.def, config/m68k/m68k-opts.h,
5684         config/m68k/t-opts: New files.
5685         * config/m68k/m68k-tables.opt: New file (generated).
5686         * config.gcc (fido-*-*, m68k-*-*): Add m68k/m68k-tables.opt to
5687         extra_options and m68k/t-opts to tmake_file.
5688         * config/m68k/m68k.c (m68k_library_id_string): More to m68k.opt.
5689         (all_isas): Initialize using m68k-isas.def.
5690         (all_microarchs): Initialize using m68k-microarchs.def.
5691         (m68k_find_selection): Remove.
5692         (m68k_handle_option): Don't assert that global structures are in
5693         use.  Use error_at.  Access variables via opts pointer.  Don't
5694         handle -march=, -mcpu= and -mtune= here.  Set gcc_options fields
5695         directly for -m68020-40 and -m68020-60.
5696         (m68k_option_override): Set m68k_arch_entry, m68k_cpu_entry and
5697         m68k_tune_entry here.
5698         * config/m68k/m68k.h (enum uarch_type, enum target_device): Move
5699         to m68k-opts.h.
5700         (m68k_library_id_string): Remove declaration.
5701         * config/m68k/m68k.opt (config/m68k/m68k-opts.h): New HeaderInclude.
5702         (m68k_library_id_string): New Variable.
5703         (march=, mcpu=, mtune=): Use Enum and Var.
5704
5705 2011-05-02  Richard Guenther  <rguenther@suse.de>
5706
5707         * varasm.c (output_constructor_regular_field): Compute zero-based
5708         index with double-ints.  Make sure to ICE instead of producing
5709         wrong code.
5710         * cgraph.c (cgraph_add_thunk): Do not create new tree nodes
5711         in asserts.  Properly use a signed type.
5712
5713 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
5714
5715         * config/i386/sse.md (V): New mode iterator.
5716         (V_128): Rename from SSEMODE.  Make V2DF mode conditional on
5717         TARGET_SSE2.
5718         (V_256): Rename from AVX256MODE.
5719         (VF): Make V4SF mode unconditional.  Add TARGET_SSE instruction
5720         condition to all users.
5721         (VF1): Ditto.
5722         (VF2): Make V2DF mode unconditional.  Add TARGET_SSE2 instruction
5723         condition to all users.
5724         (VF_128): Make V4SF mode unconditional.
5725         (VF_256): Rename from AVX256MODEF2P.
5726         (VI4F_128): Rename from SSEMODE4S.
5727         (VI8F_128): Rename from SSEMODE2D.
5728         (VI4F_256): Rename from AVX256MODE8P.
5729         (VI8F_256): Rename from AVX256MODE4P.
5730         (avxsizesuffix): Add V16HI, V4DI, V8HI and V2DI modes.
5731         (ssescalarmodesuffix): Remove SF and DF modes.
5732         (SSEMODE124): Remove.
5733         (SSEMODE1248): Ditto.
5734         (SSEMODEF2P): Ditto.
5735         (AVXMODEF2P): Ditto.
5736         (AVXMODEFDP): Ditto.
5737         (AVXMODEFSP): Ditto.
5738         (VEC_EXTRACT_MODE): Make V16QI, V8HI, V4SI, V2DI, V4SF and V2DF modes
5739         unconditional.
5740         (VEC_EXTRACT_EVENODD_MODE): Rename from SSEMODE_EO.  Make V4SF mode
5741         unconditional.
5742         (xop_pcmov_<mode><avxsizesuffix>): Merge from xop_pcmov_<mode> and
5743         xop_pcmov_<mode>256.  Use V mode iterator.
5744
5745         Adjust RTX patterns globally for renamed mode attributes.
5746
5747 2011-05-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
5748
5749         * haifa-sched.c (sched_emit_insn): Emit insn before first
5750         non-scheduled insn.  Inform back-end about new insn.  Add
5751         new insn to scheduled_insns list.
5752
5753 2011-05-02  Richard Guenther  <rguenther@suse.de>
5754
5755         PR tree-optimization/48822
5756         * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
5757         (process_scc): Indicate which iteration we start.
5758
5759 2011-05-02  Jan Hubicka  <jh@suse.cz>
5760
5761         * lto-section-in.c (lto_input_1_unsigned): Move to lto-streamer.h
5762         (lto_section_overrun): New.
5763         * lto-section-out.c (append_block): Rename to ...
5764         (lto_append_block): ... this one; export.
5765         (lto_output_1_stream): Move lto lto-streamer.h
5766         (lto_output_data_stream): Update.
5767         * lto-streamer.h (lto_section_overrun, lto_append_block): Declare.
5768         (lto_output_1_stream, lto_input_1_unsigned): Turn into inline
5769         functions.
5770
5771 2011-05-02  Richard Guenther  <rguenther@suse.de>
5772
5773         * tree.c (tree_code_counts): New global array.
5774         (record_node_allocation_statistics): Count individual tree codes.
5775         (dump_tree_statistics): Dump individual code stats.
5776
5777 2011-05-01  Jan Hubicka  <jh@suse.cz>
5778
5779         * ipa-inline.c (caller_growth_limits): Fix thinko when
5780         looking for largest stack frame.
5781         * ipa-inline.h (dump_inline_summary): Declare.
5782         * ipa-inline-analysis.c (dump_inline_edge_summary): Dump info
5783         on stack usage.
5784         (dump_inline_summary): Export.
5785         (debug_inline_summary): Declare as DEBUG_FUNCTION.
5786
5787 2011-05-01  Anatoly Sokolov  <aesok@post.ru>
5788
5789         * reginfo.c (memory_move_cost): Change rclass argument type form
5790         'enum reg_class' to reg_class_t.
5791         * reload.h (memory_move_cost): Update prototype.
5792         * postreload.c reload_cse_simplify_set): Change type dclass var to
5793         reg_class_t.
5794         * ira-int.h (ira_allocate_cost_vector, ira_free_cost_vector):
5795         Update prototype.
5796         (ira_allocate_and_set_costs): Change aclass argument type form
5797         'enum reg_class' to reg_class_t.
5798         * ira-build.c (ira_allocate_cost_vector, ira_free_cost_vector):
5799         Change aclass argument type to reg_class_t.
5800         (update_conflict_hard_reg_costs): Change type aclass and pref vars
5801         to reg_class_t.
5802         * gcc/ira.c (setup_class_subset_and_memory_move_costs): Adjust
5803         memory_move_cost call.
5804
5805         * config/ia64/ia64.c (ia64_register_move_cost): Remove 'from' and
5806         'to' local var. Rename from_i and to_i arguments to 'from' and 'to'.
5807         Change type tmp var to reg_class_t.
5808
5809 2011-04-30  Jan Hubicka  <jh@suse.cz>
5810
5811         * ipa-inline.c (can_inline_edge_p): Disregard limits when
5812         inlining into function with flatten attribute.
5813         (want_inline_small_function_p): Be more realistic about inlining
5814         cold calls where callee size grows.
5815
5816 2011-04-30  Jan Hubicka  <jh@suse.cz>
5817
5818         * cgraph.c (cgraph_create_virtual_clone): Clear constructor/destructor
5819         flags.
5820
5821 2011-04-30  Anatoly Sokolov  <aesok@post.ru>
5822
5823         * config/sparc/sparc.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
5824         PRINT_OPERAND_PUNCT_VALID_P): Remove.
5825         * config/sparc/sparc-protos.h (print_operand): Remove declaration.
5826         * config/sparc/sparc.c (TARGET_PRINT_OPERAND_PUNCT_VALID_P,
5827         TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
5828         (print_operand): Rename to...
5829         (sparc_print_operand): ...this. Make static. Adjust
5830         sparc_print_operand function call.
5831         (sparc_print_operand_punct_valid_p, sparc_print_operand_address): New
5832         functions.
5833
5834 2011-04-30  Jan Hubicka  <jh@suse.cz>
5835
5836         PR middle-end/48752
5837         * ipa-inline.c (early_inliner): Disable when doing late
5838         addition of function.
5839
5840 2011-04-30  Jakub Jelinek  <jakub@redhat.com>
5841
5842         * dwarf2out.c (get_address_mode): New inline.
5843         (mem_loc_descriptor): Add MEM_MODE parameter, adjust recursive calls,
5844         if not dwarf_strict emit
5845         DW_OP_GNU_{{const,regval,deref}_type,convert,reinterpret} when
5846         desirable.  Handle FLOAT_EXTEND, FLOAT_TRUNCATE, FLOAT,
5847         UNSIGNED_FLOAT, FIX and UNSIGNED_FIX.  Just return NULL for
5848         FMA, STRICT_LOW_PART, CONST_VECTOR and CONST_FIXED.
5849         (dwarf2out_frame_debug_cfa_expression, reg_loc_descriptor,
5850         dw_loc_list_1, cst_pool_loc_descr, loc_list_from_tree): Adjust
5851         mem_loc_descriptor callers.
5852         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
5853         output_loc_operands_raw, hash_loc_operands, compare_loc_operands):
5854         Handle DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
5855         DW_OP_GNU_deref_type, DW_OP_GNU_convert and DW_OP_GNU_reinterpret.
5856         (base_types): New variable.
5857         (get_base_type_offset, calc_base_type_die_sizes,
5858         base_type_for_mode, mark_base_types, base_type_cmp,
5859         move_marked_base_types): New functions.
5860         (calc_die_sizes): Assert that die_offset is 0 or equal to
5861         next_die_offset.
5862         (loc_descriptor): Only handle here lowpart SUBREGs of REG, for
5863         others defer to mem_loc_descriptor.  Adjust mem_loc_descriptor
5864         callers.  If not dwarf_strict, call mem_loc_descriptor even for
5865         non-MODE_INT modes or MODE_INT modes larger than DWARF2_ADDR_SIZE.
5866         (gen_subprogram_die): Don't give up on call site parameters
5867         with non-integral or large integral modes.  Adjust
5868         mem_loc_descriptor callers.
5869         (prune_unused_types): Call prune_unused_types_mark on base_types
5870         vector entries.
5871         (resolve_addr): Call mark_base_types.
5872         (dwarf2out_finish): Call move_marked_base_types.
5873
5874         PR tree-optimization/48809
5875         * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
5876         type.
5877         (gen_inbound_check): Don't compute index_expr - range_min in utype
5878         again, instead reuse SSA_NAME initialized in build_arrays.
5879         Remove two useless gsi_for_stmt calls.
5880
5881 2011-04-29  Jeff Law  <law@redhat.com>
5882
5883         * tree-ssa-threadedge.c (thread_across_edge): Add missing return.
5884
5885 2011-04-29  Martin Jambor  <mjambor@suse.cz>
5886
5887         * cgraph.h (cgraph_postorder): Remove declaration.
5888         * ipa-utils.h (ipa_free_postorder_info): Declare.
5889         (ipa_reverse_postorder): Likewise.
5890         * cgraphunit.c: Include ipa-utils.h.
5891         (cgraph_expand_all_functions): Update call to ipa_reverse_postorder.
5892         * ipa-inline.c: Include ipa-utils.h.
5893         (ipa_inline): Update call to ipa_reverse_postorder.
5894         * ipa-pure-const.c (propagate_pure_const): Update call to
5895         ipa_reduced_postorder and ipa_print_order.  Call
5896         ipa_free_postorder_info to clean up.
5897         (propagate_nothrow): Likewise.
5898         * ipa-reference.c (propagate): Removed a useless call to
5899         ipa_utils_reduced_inorder, updated a call to ipa_reduced_postorder
5900         and ipa_print_order.  Call ipa_free_postorder_info to clean up.
5901         * ipa.c: Include ipa-utils.h.
5902         (ipa_profile): Update call to ipa_reverse_postorder.
5903         (cgraph_postorder): Moved to...
5904         * ipa-utils.c (ipa_reverse_postorder): ...here and renamed.
5905         (ipa_utils_print_order): Renamed to ipa_print_order.
5906         (ipa_utils_reduced_inorder): Renamed to ipa_reduced_postorder. Updated
5907         comments.
5908         (ipa_free_postorder_info): New function.
5909         * passes.c: Include ipa-utils.h.
5910         (do_per_function_toporder): Update call to ipa_reverse_postorder.
5911         (ipa_write_summaries): Likewise.
5912         * Makefile.in (passes.o): Add IPA_UTILS_H to dependencies.
5913         (cgraphunit.o): Likewise.
5914         (ipa.o): Likewise.
5915         (ipa-inline.o): Likewise.
5916
5917 2011-04-29  Jan Hubicka  <jh@suse.cz>
5918
5919         * gcc.dg/tree-ssa/inline-10.c: New testcase.
5920         * gcc.dg/tree-ssa/inline-9.c: Disable partial inlining.
5921         * ipa-inline.h (clause_t): Turn into unsigned int.
5922         * ipa-inline-analysis.c (add_clause): Do more simplification.
5923         (and_predicates): Shortcut more cases.
5924         (predicates_equal_p): Move forward; check that clauses are properly
5925         ordered.
5926         (or_predicates): Shortcut more cases.
5927         (edge_execution_predicate): Rewrite as...
5928         (set_cond_stmt_execution_predicate): ... this function; handle
5929         __builtin_constant_p.
5930         (set_switch_stmt_execution_predicate): New .
5931         (compute_bb_predicates): New.
5932         (will_be_nonconstant_predicate): Update TODO.
5933         (estimate_function_body_sizes): Use compute_bb_predicates
5934         and free them later, always try to estimate if stmt is constant.
5935         (estimate_time_after_inlining, estimate_size_after_inlining):
5936         Gracefully handle optimized out edges.
5937         (read_predicate): Fix off by one error.
5938
5939 2011-04-29  Nicola Pero  <nicola.pero@meta-innovation.com>
5940
5941         * Makefile.in (ENABLE_MAINTAINER_RULES): New.
5942
5943 2011-04-27  Xinliang David Li  <davidxl@google.com>
5944
5945         * tree-profile.c (init_ic_make_global_vars): Set
5946         tls attribute on ic vars.
5947         * coverage.c (coverage_end_function): Initialize
5948         function_list with zero.
5949
5950 2011-04-29  Richard Guenther  <rguenther@suse.de>
5951
5952         * builtins.c (fold_builtin_classify_type): Use integer_type_node
5953         for the type of the result.
5954         (fold_builtin_isascii): Likewise.
5955         (fold_builtin_toascii): Use integer_type_node where appropriate.
5956         (fold_builtin_logb): Likewise.
5957         (fold_builtin_frexp): Likewise.
5958         (fold_builtin_strstr): Likewise.
5959         (fold_builtin_strpbrk): Likewise.
5960         (fold_builtin_fputs): Likewise.
5961         (fold_builtin_sprintf): Likewise.
5962         (fold_builtin_snprintf): Likewise.
5963         (fold_builtin_printf): Likewise.
5964         (do_mpfr_remquo): Use a proper type for the assigned constant.
5965         (do_mpfr_lgamma_r): Likewise.
5966         * dwarf2out.c (resolve_one_addr): Use size_int.
5967         * except.c (init_eh): Likewise.
5968         (assign_filter_values): Use integer_type_node for filter values.
5969         (sjlj_emit_dispatch_table): Use integer_type_node for dispatch
5970         indices.
5971         * tree-cfg.c (move_stmt_eh_region_tree_nr): Use integer_type_node
5972         for EH region numbers.
5973         * tree-vrp.c (simplify_div_or_mod_using_ranges): Use integer_type_node
5974         for the shift amount.
5975
5976 2011-04-29  Richard Guenther  <rguenther@suse.de>
5977
5978         * expr.h (expand_shift): Rename to ...
5979         (expand_variable_shift): ... this.
5980         (expand_shift): Take a constant shift amount.
5981         * expmed.c (expand_shift): Rename to ...
5982         (expand_variable_shift): ... this.
5983         (expand_shift): New wrapper around expand_variable_shift.
5984         * expr.c (convert_move, emit_group_load_1, emit_group_store,
5985         optimize_bitfield_assignment_op, store_field, expand_expr_real_2,
5986         expand_expr_real_1, reduce_to_bit_field_precision): Adjust.
5987         * expmed.c (store_fixed_bit_field, extract_bit_field_1,
5988         extract_fixed_bit_field, extract_split_bit_field, expand_mult_const,
5989         expand_mult, expand_widening_mult, expand_mult_highpart_adjust,
5990         extract_high_half, expand_sdiv_pow2, expand_divmod, emit_cstore,
5991         emit_store_flag_1, emit_store_flag): Likewise.
5992         * builtins.c (expand_builtin_signbit): Likewise.
5993         * calls.c (load_register_parameters): Likewise.
5994         * function.c (assign_parm_setup_block): Likewise.
5995         * lower-subreg.c (resolve_shift_zext): Likewise.
5996         * optabs.c (widen_bswap, expand_abs_nojump,
5997         expand_one_cmpl_abs_nojump, expand_float): Likewise.
5998         * spu/spu.c (spu_expand_extv): Likewise.
5999         * sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
6000
6001 2011-04-29  Richard Guenther  <rguenther@suse.de>
6002
6003         * tree-inline.c (remap_eh_region_tree_nr): Use integer_type_node
6004         for the remapped region number.
6005         * predict.c (build_predict_expr): Use integer_type_node for the
6006         predict kind.
6007         * fold-const.c (fold_binary_loc): Use integer_type_node for
6008         the shift amount.  Use a proper type for the PLUS_EXPR operand.
6009
6010 2011-04-29  Michael Matz  <matz@suse.de>
6011
6012         * lto-streamer.c (lto_streamer_cache_insert_1): Accept to override
6013         other trees that just builtins.
6014         (lto_record_common_node): Don't leave NULL TYPE_CANONICAL.
6015
6016 2011-04-29  Richard Guenther  <rguenther@suse.de>
6017
6018         * tree-nested.c (get_trampoline_type): Use size_int.
6019         (get_nl_goto_field): Likewise.
6020         * tree-eh.c (lower_try_finally_switch): Use integer_type_node
6021         for all indexes.
6022         (lower_eh_constructs_2): Likewise.
6023         (lower_resx): Likewise.
6024         (lower_eh_dispatch): Likewise.
6025         * tree-mudflap.c (mf_build_string): Use size_int.
6026         (mudflap_register_call): Use integer_type_node for the flag.
6027         (mudflap_enqueue_constant): Use size_int.
6028         * tree-chrec.c (reset_evolution_in_loop): Copy CHREC_VAR
6029         instead of rebuilding it.
6030
6031 2011-04-29  Richard Guenther  <rguenther@suse.de>
6032
6033         * tree-ssa-structalias.c (get_fi_for_callee): Restructure.
6034         Handle OBJ_TYPE_REF.
6035         (find_func_aliases_for_call): Use it more consistently.
6036
6037 2011-04-29  Alexandre Oliva  <aoliva@redhat.com>
6038
6039         * haifa-sched.c (last_nondebug_scheduled_insn): New.
6040         (rank_for_schedule): Use it.
6041         (schedule_block): Set it.
6042
6043 2011-04-28  David Li  <davidxl@google.com>
6044
6045         * tree.c (crc32_string): Use crc32_byte.
6046         (crc32_byte): New function.
6047         * tree.h (crc32_byte): New function.
6048         * gcov.c (read_graph_file): Handle new cfg_cksum.
6049         (read_count_file): Ditto.
6050         * profile.c (instrument_values): Ditto.
6051         (get_exec_counts): Ditto.
6052         (read_profile_edge_counts): Ditto.
6053         (compute_branch_probabilities): Ditto.
6054         (compute_value_histograms): Ditto.
6055         (branch_prob): Ditto.
6056         (end_branch_prob): Ditto.
6057         * coverage.c (read_counts_file): Ditto.
6058         (get_coverage_counts): Ditto.
6059         (tree_coverage_counter_addr): Ditto.
6060         (coverage_checksum_string): Ditto.
6061         (coverage_begin_output): Ditto.
6062         (coverage_end_function): Ditto.
6063         (build_fn_info_type): Ditto.
6064         (build_fn_info_value): Ditto.
6065         * libgcov.c (gcov_exit): Ditto.
6066         * gcov-dump.c (tag_function): Ditto.
6067         (compute_checksum): Remove.
6068
6069 2011-04-29  Alan Modra  <amodra@gmail.com>
6070
6071         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
6072         unspec plus offset.  Tidy macho code.
6073
6074 2011-04-29  Martin Jambor  <mjambor@suse.cz>
6075
6076         * cgraphunit.c (cgraph_preserve_function_body_p): Accept a cgraph
6077         node instead of a decl.  Update all callers.
6078         * cgraph.h: Update declaration.
6079
6080 2011-04-28  Ira Rosen  <ira.rosen@linaro.org>
6081
6082         PR tree-optimization/48765
6083         * tree-vectorizer.h (vect_make_slp_decision): Return bool.
6084         * tree-vect-loop.c (vect_analyze_loop_operations): Add new argument
6085         to indicate if loop aware SLP is being used.  Scan the statements
6086         and update the vectorization factor according to the type of
6087         vectorization before statement analysis.
6088         (vect_analyze_loop_2): Get a return value from vect_make_slp_decision,
6089         pass it to vect_analyze_loop_operations.
6090         (vectorizable_reduction): Set number of copies to 1 in case of pure
6091         SLP statement.
6092         * tree-vect-stmts.c (vectorizable_conversion,
6093         vectorizable_assignment, vectorizable_shift,
6094         vectorizable_operation, vectorizable_type_demotion,
6095         vectorizable_type_promotion, vectorizable_store, vectorizable_load):
6096         Likewise.
6097         (vectorizable_condition): Move the check that it is not SLP
6098         vectorization before the number of copies check.
6099         * tree-vect-slp.c (vect_make_slp_decision): Return TRUE if decided
6100         to vectorize the loop using SLP.
6101
6102 2011-04-28  Jakub Jelinek  <jakub@redhat.com>
6103
6104         PR middle-end/48597
6105         * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
6106         inline asm.
6107
6108 2011-04-28  Joseph Myers  <joseph@codesourcery.com>
6109
6110         * config.gcc (*-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* |
6111         *-*-kopensolaris*-gnu): Don't define SINGLE_LIBC.
6112         (i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
6113         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
6114         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Don't use
6115         linux*.h headers.
6116         * config/gnu-user.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Define.
6117         * config/i386/gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
6118         * config/i386/kfreebsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
6119         * config/i386/knetbsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
6120         * config/i386/kopensolaris-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
6121         * config/i386/linux-unwind.h (x86_fallback_frame_state): Don't use
6122         REG_NAME.
6123         * config/i386/linux.h (REG_NAME): Don't define.
6124         * config/i386/linux64.h (REG_NAME): Don't define.
6125         * config/linux.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS):
6126         Undefine before defining.
6127
6128 2011-04-28  Jan Hubicka  <jh@suse.cz>
6129
6130         * ipa-inline-analysis.c (will_be_nonconstant_predicate): Take
6131         nonconstant_names array.
6132         (estimate_function_body_sizes): Build nonconstant_names array; handle
6133         BUILT_IN_CONSTANT_P.
6134
6135 2011-04-28  Richard Guenther  <rguenther@suse.de>
6136
6137         PR bootstrap/48804
6138         Revert
6139         2011-04-28  Richard Guenther  <rguenther@suse.de>
6140
6141         * tree-ssa-structalias.c (solve_constraints): Build succ graph
6142         as late as possible.
6143
6144 2011-04-28  Richard Guenther  <rguenther@suse.de>
6145
6146         * tree-ssa-structalias.c (dump_constraint): Don't end the line.
6147         (debug_constraint): Do it here.
6148         (dump_constraints): And here.
6149         (rewrite_constraints): And here.
6150         (dump_constraint_edge): Remove.
6151         (dump_constraint_graph): Rewrite to produce DOT output.
6152         (solve_constraints): Build succ graph as late as possible.
6153         Dump constraint graphs before and after solving.
6154
6155 2011-04-28  Richard Guenther  <rguenther@suse.de>
6156
6157         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
6158         New function split out from ...
6159         (find_func_aliases): ... here.  Call it.
6160         (find_func_aliases_for_call): Likewise.
6161
6162 2011-04-27  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6163
6164         * internal-fn.h (internal_fn_name_array): Declare.
6165         (internal_fn_flags_array): Likewise.
6166
6167 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
6168
6169         * config/i386/i386.md (ssemodesuffix):  Merge with ssevecsize,
6170         ssemodefsuffix, ssescalarmodesuffix and avxmodesuffixp.
6171         Move from sse.md.
6172         (ssemodefsuffix): Remove.
6173         (ssevecmodesuffix): New mode attribute.
6174         (fix_trunc<mode>di_sse, fix_trunc<mode>si_sse,
6175         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6176         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6177         *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6178         *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit, setcc_<mode>_sse,
6179         *sqrt<mode>2_sse, sse4_1_round<mode>2, <smaxmin:code><mode>3,
6180         *ieee_smin<mode>3, *ieee_smax<mode>3): Adjust assembler templates for
6181         ssemodesuffix mode attribute.
6182         (float splitters): Use ssevecmodesuffix mode attribute.
6183         * config/i386/sse.md (ssescalarmode): Merge with avxscalarmode.
6184         (sseinsmode): Rename from avxvecmode.
6185         (avxsizesuffix): Rename from avxmodesuffix.
6186         (sseintvecmode): Rename from avxpermvecmode.
6187         (ssedoublevecmode): Rename from ssedoublesizemode.
6188         (ssehalfvecmode): Rename from avxhalfvecmode.
6189         (ssescalarmode): Rename from avxscalarmode.
6190         (<sse>_comi, <sse>_ucomi, sse4a_movnt<mode>): Adjust assembler
6191         templates for ssemodesuffix mode attribute.
6192         (*andnot<mode>3, *<any_logic:code><mode>3): Use ssevecmodesuffix
6193         mode attribute.
6194
6195         Adjust RTX patterns globally for renamed mode attributes.
6196
6197 2011-04-27  Jan Hubcika  <jh@suse.cz>
6198
6199         * ipa-inline.h (struct inline_edge_summary): Add predicate pointer.
6200         * ipa-inline-analysis.c: Include alloc-pool.h.
6201         (edge_predicate_pool): New.
6202         (trye_predicate_p): New function
6203         (false_predicate_p): New function.
6204         (add_clause): Sanity check that false clauses are "optimized";
6205         never add clauses to predicate that is already known to be false.
6206         (and_predicate): Use flase_predicate_p.
6207         (evaulate_predicate): Rename to ...
6208         (evaluate_predicate): ... this one; update all callers; assert
6209         that false is not listed among possible truths.
6210         (dump_predicate): Use true_predicate_p.
6211         (account_size_time): Use false_predicate_p.
6212         (evaulate_conditions_for_edge): Rename to ...
6213         (evaluate_conditions_for_edge) ... this one.
6214         (edge_set_predicate): New function.
6215         (inline_edge_duplication_hook): Duplicate edge predicates.
6216         (inline_edge_removal_hook): Free edge predicates.
6217         (dump_inline_edge_summary): Add INFO parameter; dump edge predicates.
6218         (dump_inline_summary): Update.
6219         (estimate_function_body_sizes): Set edge predicates.
6220         (estimate_calls_size_and_time): Handle predicates.
6221         (estimate_callee_size_and_time): Update.
6222         (remap_predicate): Add toplev_predicate; update comment.
6223         (remap_edge_predicates): New function.
6224         (inline_merge_summary): Compute toplev predicate; update.
6225         (read_predicate): New function.
6226         (read_inline_edge_summary): Use it.
6227         (inline_read_section): Likewise.
6228         (write_predicate): New function.
6229         (write_inline_edge_summary): Use it.
6230         (inline_write_summary): Likewise.
6231         (inline_free_summary): Free alloc pool and edge summary vec.
6232
6233 2011-04-27  Richard Guenther  <rguenther@suse.de>
6234
6235         * tree-ssa-structalias.c (changed_count): Remove.
6236         (changed): Use a bitmap.
6237         (unify_nodes): Adjust.
6238         (do_sd_constraint): Likewise.
6239         (do_ds_constraint): Likewise.
6240         (do_complex_constraint): Likewise.
6241         (solve_graph): Likewise.
6242
6243 2011-04-27  Jan Hubicka  <jh@suse.cz>
6244
6245         * cgraphunit.c (cgraph_process_new_functions): Fix ordering issue.
6246
6247 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
6248
6249         * config/i386/predicates.md (avx_vpermilp_*_operand): Remove.
6250         (avx_vperm2f128_*_operand): Ditto.
6251         * config/i386/sse.md (*avx_vpermilp<mode>): Remove operand2 predicate.
6252         Use avx_vpermilp_parallel in insn condition.
6253         (*avx_vperm2f128<mode>_nozero): Remove operand3 predicate.
6254         Use avx_vperm2f128_parallel in insn condition.
6255
6256 2011-04-27  Richard Guenther  <rguenther@suse.de>
6257
6258         * Makefile.in (tree-ssa-structalias.o): Remove
6259         gt-tree-ssa-structalias.h dependency.
6260         (GTFILES): Remove tree-ssa-structalias.c.
6261         * tree.c (allocate_decl_uid): New function.
6262         (make_node_stat): Use it.
6263         (copy_node_stat): Likewise.
6264         * tree.h (allocate_decl_uid): Declare.
6265         * tree-ssa-alias.h (delete_alias_heapvars): Remove.
6266         * tree-ssa.c (delete_tree_ssa): Do not call delete_alias_heapvars.
6267         * tree-flow.h (struct var_ann_d): Remove is_heapvar flag.
6268         * tree-ssa-live.c (remove_unused_locals): Do not check is_heapvar flag.
6269         * tree-ssa-structalias.c (heapvar_for_stmt): Remove.
6270         (struct heapvar_map): Likewise.
6271         (heapvar_map_eq, heapvar_map_hash, heapvar_lookup,
6272         heapvar_insert): Likewise.
6273         (make_heapvar_for): Rename to ...
6274         (make_heapvar): ... this.  Simplify.
6275         (fake_var_decl_obstack): New global var.
6276         (build_fake_var_decl): New function.
6277         (make_constraint_from_heapvar): Adjust.
6278         (handle_lhs_call): Likewise.
6279         (create_function_info_for): Likewise.
6280         (intra_create_variable_infos): Likewise.
6281         (init_alias_vars): Allocate fake_var_decl_obstack.
6282         (init_alias_heapvars, delete_alias_heapvars): Remove.
6283         (compute_points_to_sets): Do not call init_alias_heapvars.
6284         (ipa_pta_execute): Likewise.
6285         (delete_points_to_sets): Free fake_var_decl_obstack.
6286
6287 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
6288
6289         * config/spu/divmovti4.c (union qword_UTItype): New data type.
6290         (si_from_UTItype, si_to_UTItype): New functions.
6291         (__udivmodti4): Use them to implement type-punning.
6292         * config/spu/multi3.c (union qword_TItype): New data type.
6293         (si_from_TItype, si_to_TItype): New functions.
6294         (__multi3): Use them to implement type-punning.
6295
6296 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
6297
6298         * config/spu/spu.c (spu_expand_epilogue): Do not emit barrier.
6299
6300 2011-04-27  Jan Hubicka  <jh@suse.cz>
6301
6302         * ipa-prop.c (function_insertion_hook_holder): New holder.
6303         (ipa_add_new_function): New function.
6304         (ipa_register_cgraph_hooks, ipa_unregister_cgraph_hooks):
6305         Register/deregister holder.
6306
6307 2011-04-27  Richard Guenther  <rguenther@suse.de>
6308
6309         PR tree-optimization/48772
6310         * tree-ssa-pre.c (eliminate): Update call stmts after elimination only.
6311
6312 2011-04-27  Richard Guenther  <rguenther@suse.de>
6313
6314         * tree-ssa-alias.c (indirect_refs_may_alias_p): Fix
6315         TARGET_MEM_REF handling.
6316
6317 2011-04-27  Nick Clifton  <nickc@redhat.com>
6318
6319         * config/frv/frv.h (enum reg_class): Delete EVEN_ACC_REGS,
6320         ACC_REGS, FEVEN_REGS, FPR_REGS, EVEN_REGS.
6321         (REG_CLASS_NAMES): Likewise.
6322         (REG_CLASS_CONTENTS): Likewise.
6323         (EVEN_ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
6324         (ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
6325         (FEVEN_REGS): New macro.  Alias for QUAD_ACC_REGS.
6326         (FPR_REGS): New macro.  Alias for QUAD_ACC_REGS.
6327         (EVEN_REGS): New macro.  Alias for QUAD_REGS.
6328         * config/frv/frv.c (frv_secondary_reload_class): Remove use of
6329         duplicate register classes.
6330         (frv_class_likely_spilled_p): Likewise.
6331         (frv_register_move_cost): Likewise.
6332
6333         * config/mcore/mcore.h (REGNO_REG_CLASS): Do not index beyond the
6334         end of the regno_reg_class array.
6335
6336 2011-04-27  Jakub Jelinek  <jakub@redhat.com>
6337
6338         PR c/48742
6339         * c-typeck.c (build_binary_op): Don't wrap arguments if
6340         int_operands is true.
6341
6342 2011-04-26  Kaz Kojima  <kkojima@gcc.gnu.org>
6343
6344         PR target/48767
6345         * config/sh/sh.c (sh_gimplify_va_arg_expr): Don't call
6346         targetm.calls.must_pass_in_stack for void type.
6347
6348 2011-04-26  Jan Hubicka  <jh@suse.cz>
6349
6350         * cgraphbuild.c (build_cgraph_edges): Update call
6351         of cgraph_create_edge and cgraph_create_indirect_edge.
6352         * cgraph.c (cgraph_create_edge_including_clones,
6353         cgraph_create_edge_1, cgraph_allocate_init_indirect_info,
6354         cgraph_update_edges_for_call_stmt_node): Do not take nest
6355         argument; do not initialize call_stmt_size/time.
6356         (dump_cgraph_node): Do not dump nest.
6357         (cgraph_clone_edge): Do not take loop_nest argument;
6358         do not propagate it; do not clone call_stmt_size/time.
6359         (cgraph_clone_node): Likewise.
6360         (cgraph_create_virtual_clone): Update.
6361         * cgraph.h (struct cgraph_edge): Remove
6362         call_stmt_size/call_stmt_time/loop_nest.
6363         (cgraph_create_edge, cgraph_create_indirect_edge,
6364         cgraph_create_edge_including_clones, cgraph_clone_node): Update
6365         prototype.
6366         * tree-emutls.c (gen_emutls_addr): Update.
6367         * ipa-inline-transform.c (update_noncloned_frequencies): Do not handle
6368         loop_nest; handle indirect calls, too.
6369         (clone_inlined_nodes): Do not care about updating inline summaries.
6370         * cgraphunit.c (cgraph_copy_node_for_versioning): Update.
6371         * lto-cgraph.c (lto_output_edge, input_node, input_edge): Do not
6372         stream call_stmt_size/call_stmt_time/loop_nest.
6373         * ipa-inline.c (edge_badness): Update.
6374         (ipa_inline): dump summaries after inlining.
6375         * ipa-inline.h (struct inline_edge_summary, inline_edge_summary_t):
6376         New.
6377         (inline_edge_summary): New function.
6378         * ipa-inline-analysis.c (edge_duplication_hook_holder): New holder.
6379         (inline_edge_removal_hook): Handle edge summaries.
6380         (inline_edge_duplication_hook): New hook.
6381         (inline_summary_alloc): Alloc hooks.
6382         (initialize_growth_caches): Do not register removal hooks.
6383         (free_growth_caches); Do not free removal hook.
6384         (dump_inline_edge_summary): New function.
6385         (dump_inline_summary): Use it.
6386         (estimate_function_body_sizes, estimate_edge_size_and_time): Update.
6387         (inline_update_callee_summaries): New function.
6388         (inline_merge_summary): Use it.
6389         (do_estimate_edge_time, do_estimate_edge_growth): Update.
6390         (read_inline_edge_summary): New function.
6391         (inline_read_section): Use it.
6392         (write_inline_edge_summary): New function.
6393         (inline_write_summary): Use it.
6394         (inline_free_summary): Free edge new holders.
6395         * tree-inline.c (copy_bb): Update.
6396
6397 2011-04-26  Jason Merrill  <jason@redhat.com>
6398
6399         * tree-eh.c (lower_try_finally_switch): Create the label along with
6400         the CASE_LABEL_EXPR.
6401
6402 2011-04-26  David S. Miller  <davem@davemloft.net>
6403             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6404
6405         * configure.ac (gcc_cv_as_sparc_gotdata_op): Specify alignment.
6406         * configure: Regenerate.
6407
6408 2011-04-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
6409
6410         PR target/48258
6411         * config/rs6000/vector.md (UNSPEC_REDUC): New unspec for vector
6412         reduction.
6413         (VEC_reduc): New code iterator and splitters for vector reduction.
6414         (VEC_reduc_name): Ditto.
6415         (VEC_reduc_rtx): Ditto.
6416         (reduc_<VEC_reduc_name>_v2df): Vector reduction expanders for VSX.
6417         (reduc_<VEC_reduc_name>_v4sf): Ditto.
6418
6419         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
6420         support for extracting SF on VSX.
6421
6422         * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): New insn for
6423         generating xscvspdp.
6424         (vsx_extract_v4sf): New insn to extract SF from V4SF vector.
6425         (vsx_reduc_<VEC_reduc_name>_v2df): New insns and splitters for
6426         double add, minimum, maximum vector reduction.
6427         (vsx_reduc_<VEC_reduc_name>_v4sf): Ditto.
6428         (vsx_reduc_<VEC_reduc_name>_v2df2_scalar): New combiner insn to
6429         optimize double vector reduction.
6430         (vsx_reduc_<VEC_reduc_name>_v4sf_scalar): Ditto.
6431
6432 2011-04-26  Joseph Myers  <joseph@codesourcery.com>
6433
6434         * config/fr30/fr30.h (inhibit_libc): Don't define.
6435         * config/m32r/m32r-protos.h: Correct comment.
6436         * config/v850/v850.h (GHS_default_section_names,
6437         GHS_current_section_names): Use tree, not union tree_node *.
6438
6439 2011-04-26  Xinliang David Li  <davidxl@google.com>
6440
6441         * tree-ssa-uninit.c (warn_uninitialized_phi): Pass warning code.
6442         * c-family/c-opts.c (c_common_handle_option): Set
6443         warn_maybe_uninitialized.
6444         * opts.c (common_handle_option): Ditto.
6445         * common.opt:  New option.
6446         * tree-ssa.c (warn_uninit): Add one more parameter.
6447         (warn_uninitialized_var): Pass warning code.
6448         * tree-flow.h: Interface change.
6449
6450 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6451
6452         * config/mips/iris6.h (LOCAL_LABEL_PREFIX): Don't test TARGET_NEWABI.
6453         (WINT_TYPE_SIZE): Use INT_TYPE_SIZE.
6454         (TARGET_OS_CPP_BUILTINS): Remove TARGET_IRIX6 guards.
6455
6456 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6457
6458         * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Remove.
6459         * config/mips/mips.opt (mmips-tfile): Remove.
6460
6461         * doc/install.texi (Specific, mips-*-*): Move mips-tfile,
6462         mips-tdump reference to ...
6463         (Specific, alpha*-dec-osf5.1): ... here.  Adapt for Tru64 UNIX.
6464         * doc/trouble.texi (Cross-Compiler Problems): Replace MIPS
6465         reference by Tru64 UNIX.
6466
6467 2011-04-26  Jakub Jelinek  <jakub@redhat.com>
6468
6469         PR debug/48768
6470         * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
6471         is error_mark_node, set value to NULL.
6472
6473         PR tree-optimization/48734
6474         * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
6475         if return value from maybe_fold_*_comparsions isn't something
6476         the code is prepared to handle.
6477
6478 2011-04-26  Uros Bizjak  <ubizjak@gmail.com>
6479
6480         * config/i386/predicates.md (ext_QIreg_operand): Remove extra
6481         mode check.
6482         (ext_QIreg_nomode_operands): Remove.
6483         * config/i386/i386.md (*anddi_1): Use ext_QIreg_operand.
6484         (*andsi_1): Ditto.
6485         (*andhi_1): Ditto.
6486
6487 2011-04-26  Andrew Stubbs  <ams@codesourcery.com>
6488
6489         * config/arm/arm.c (arm_gen_constant): Remove can_negate_initial.
6490
6491 2011-04-26  Richard Guenther  <rguenther@suse.de>
6492
6493         * c-typeck.c (build_unary_op): Do not expand array-refs via
6494         pointer arithmetic.  Only adjust qualifiers for function types.
6495
6496 2011-04-26  Richard Guenther  <rguenther@suse.de>
6497
6498         PR middle-end/48694
6499         * tree.h (OEP_CONSTANT_ADDRESS_OF): New operand_equal_flag.
6500         * fold-const.c (operand_equal_p): For TREE_CONSTANT ADDR_EXPRs
6501         compare the operands with OEP_CONSTANT_ADDRESS_OF.  Treat trees
6502         with TREE_SIDE_EFFECTS equal when OEP_CONSTANT_ADDRESS_OF is set.
6503
6504 2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>
6505
6506         * doc/extend.texi: Document __underlying_type.
6507
6508 2011-04-25  Segher Boessenkool  <segher@kernel.crashing.org>
6509
6510         * config/rs6000/titan.md (automata_option "progress"): Remove.
6511
6512 2011-04-25  Jeff Law  <law@redhat.com>
6513
6514         * tree-vrp.c (identify_jump_threads): Handle GIMPLE_SWITCH too.
6515
6516 2011-04-25  Jan Kratochvil  <jan.kratochvil@redhat.com>
6517
6518         * system.h (ENUM_BITFIELD): Remove.
6519
6520 2011-04-25  Maxim Kuvyrkov  <maxim@codesourcery.com>
6521             Eric Botcazou  <ebotcazou@adacore.com>
6522
6523         * combine.c (combine_simplify_rtx): Avoid mis-simplifying conditionals
6524         for STORE_FLAG_VALUE==-1 case.
6525
6526 2011-04-24  Richard Sandiford  <richard.sandiford@linaro.org>
6527
6528         PR target/43804
6529         * config/m68k/constraints.md (T): Allow PIC operands that satisfy
6530         LEGITIMATE_PIC_OPERAND_P.
6531
6532 2011-04-24  Jan Hubicka  <jh@suse.cz>
6533
6534         * ipa-prop.c (ipa_propagate_indirect_call_infos): Remove obsolette
6535         WPA hack.
6536         * ipa-prop.h (ipa_get_param, ipa_is_param_used,
6537         ipa_param_cannot_devirtualize_p, ipa_param_types_vec_empty,
6538         ipa_get_ith_jump_func, ipa_get_lattice): Fortify array bounds.
6539         * ipa-inline-analysis.c (add_clause): Fix clause ordering.
6540         (and_predicates, or_predicates, predicates_equal_p, evaulate_predicate):
6541         Sanity check predicate length.
6542         (remap_predicate): Likewise; sanity check jump functions.
6543         (inline_read_section, inline_write_summary): Sanity check
6544         predicate length.
6545
6546 2011-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
6547
6548         PR other/48748
6549         * doc/extend.texi (Type Traits): Document __is_standard_layout,
6550         __is_literal_type, and __is_trivial; update throughout about
6551         possibly cv-qualified void types.
6552
6553 2011-04-24  Gerald Pfeifer  <gerald@pfeifer.com>
6554
6555         * doc/sourcebuild.texi (Ada Tests): Adjust reference to ACATS
6556         testsuite and make it version agnostic.
6557
6558 2011-04-22  Jan Hubicka  <jh@suse.cz>
6559
6560         * ipa-inline-analysis.c (inline_write_summary): Fix thinko.
6561
6562 2011-04-23  Jakub Jelinek  <jakub@redhat.com>
6563
6564         PR c/48685
6565         * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
6566         to VOID_TYPE even around MODIFY_EXPR.
6567
6568 2011-04-22  Mike Stump  <mikestump@comcast.net>
6569
6570         * gensupport.c (read_md_rtx): Fix typo in comment.
6571         * config/cris/cris.opt (moverride-best-lib-options): Fix typo in
6572         comment.
6573
6574 2011-04-22  Jan Hubicka  <jh@suse.cz>
6575
6576         * gengtype.c (open_base_files): Add ipa-inline.h include.
6577         * ipa-cp.c (ipcp_get_lattice, ipcp_lattice_from_jfunc): Move to
6578         ipa-prop.c; update all uses.
6579         * ipa-prop.c: (ipa_get_lattice, ipa_lattice_from_jfunc): ... here.
6580         * ipa-inline-transform.c (inline_call): Use inline_merge_summary to
6581         merge summary of inlined function into former caller.
6582         * ipa-inline.c (max_benefit): Remove.
6583         (edge_badness): Compensate for removal of benefits.
6584         (update_caller_keys): Use
6585         reset_node_growth_cache/reset_edge_growth_cache.
6586         (update_callee_keys): Likewise.
6587         (update_all_callee_keys): Likewise.
6588         (inline_small_functions): Do not collect max_benefit; do not reset
6589         estimated_growth; call free_growth_caches and initialize_growth_caches.
6590         * ipa-inline.h (struct condition, type clause_t, struct predicate,
6591         struct size_time_entry): New structures.
6592         (INLINE_SIZE_SCALE, INLINE_TIME_SCALE, MAX_CLAUSES): New constants.
6593         (inline_summary): Remove size_inlining_benefit, time_inlining_benefit
6594         and estimated_growth.
6595         (edge_growth_cache_entry): New structure.
6596         (node_growth_cache, edge_growth_cache): New global vars.
6597         (estimate_growth): Turn into inline.
6598         (inline_merge_summary, do_estimate_edge_growth, do_estimate_edge_time,
6599         initialize_growth_caches, free_growth_caches): Declare.
6600         (estimate_edge_growth): Rewrite.
6601         (estimate_edge_time): Implement as inline cache lookup.
6602         (reset_node_growth_cache, reset_edge_growth_cache): New inline
6603         functions.
6604         (MAX_TIME): Reduce to allow multiplicatoin by INLINE_SIZE_SCALE.
6605         (NUM_CONDITIONS): New constant.
6606         (predicate_conditions): New enum.
6607         (IS_NOT_CONSTANT): New constant.
6608         (edge_removal_hook_holder): New var.
6609         (node_growth_cache, edge_growth_cache): New global vars.
6610         (true_predicate, single_cond_predicate, false_predicate,
6611         not_inlined_predicate, add_condition, add_clause, and_predicates,
6612         or_predicates, predicates_equal_p, evaulate_predicate, dump_condition,
6613         dump_clause, dump_predicate, account_size_time,
6614         evaulate_conditions_for_edge): New functions.
6615         (inline_summary_alloc): Move to heap.
6616         (inline_node_removal_hook): Clear condition and entry vectors.
6617         (inline_edge_removal_hook): New function.
6618         (initialize_growth_caches, free_growth_caches): New function.
6619         (dump_inline_summary): Update.
6620         (edge_execution_predicate): New function.
6621         (will_be_nonconstant_predicate): New function.
6622         (estimate_function_body_sizes): Compute BB and constantness predicates.
6623         (compute_inline_parameters): Do not clear estimated_growth.
6624         (estimate_edge_size_and_time): New function.
6625         (estimate_calls_size_and_time): New function.
6626         (estimate_callee_size_and_time): New function.
6627         (remap_predicate): New function.
6628         (inline_merge_summary): New function.
6629         (do_estimate_edge_time): New function based on...
6630         (estimate_edge_time): ... this one.
6631         (do_estimate_edge_growth): New function.
6632         (do_estimate_growth): New function based on....
6633         (estimate_growth): ... this one.
6634         (inline_analyze_function): Analyze after deciding on jump functions.
6635         (inline_read_section): New function.
6636         (inline_read_summary): Use it.
6637         (inline_write_summary): Write all the new data.
6638         * ipa-prop.c (ipa_get_param_decl_index): Export.
6639         (ipa_lattice_from_jfunc): Move here from ipa-cp.c
6640         * ipa-prop.h (ipa_get_param_decl_index, ipa_lattice_from_jfunc):
6641         Declare.
6642         (ipa_get_lattice): Move here from ipa-cp.c
6643         * Makefile.in (GTFILES): Add ipa-inline.h and ipa-inline-analysis.c
6644         * params.def (PARAM_EARLY_INLINING_INSNS): Set to 11.
6645         * cgraph.h (cgraph_clone_inlined_nodes, compute_inline_parameters,
6646         cgraph_edge_inlinable_p): Remove.
6647         * cgraphunit.c: Include ipainline.h
6648         (cgraph_process_new_functions): Update call of
6649         compute_inline_parameters.
6650
6651 2011-04-22  Richard Guenther  <rguenther@suse.de>
6652
6653         * tree.c (build_int_cst): Properly create canonicalized integer
6654         constants.
6655         (build_int_cst_type): Remove scary comments.
6656
6657 2011-04-22  Xinliang David Li  <davidxl@google.com>
6658
6659         * toplev.c (process_options): Enable -Werror=coverage-mismatch
6660         by default when -Wno-error is not specified.
6661         * opts-global.c (decode_options): Remove call to
6662         control_warning_options.
6663
6664 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
6665
6666         PR tree-optimization/48717
6667         * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
6668         ~A + A optimizations use build_int_cst_type instead of build_int_cst.
6669
6670 2011-04-22  Joseph Myers  <joseph@codesourcery.com>
6671
6672         * config/bfin/bfin-protos.h (Mmode): Don't define.  Expand
6673         definition where used.
6674
6675 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
6676
6677         PR c/48716
6678         * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
6679         TREE_STATIC variables declared inside of some OpenMP construct.
6680
6681 2011-04-22  Martin Jambor  <mjambor@suse.cz>
6682
6683         PR middle-end/48585
6684         * tree-inline.c (copy_bb): Create new edges only for analyzed nodes.
6685
6686 2011-04-22  Alexander Monakov  <amonakov@ispras.ru>
6687
6688         PR c/36750
6689         * c-typeck.c (pop_init_level): Do not warn about initializing
6690         with ` = {0}'.
6691
6692 2011-04-22  Alan Modra  <amodra@gmail.com>
6693
6694         * config/rs6000/rs6000.c (rs6000_function_arg): Remove CALL_LIBCALL
6695         when returning call_cookie.
6696         (rs6000_function_ok_for_sibcall): Allow sibcalls via function
6697         pointers, to functions with no more vector args than the current
6698         function, and some non-local calls for ABI_V4.
6699         * config/rs6000/rs6000.md (sibcall_nonlocal_aix32,
6700         sibcall_nonlocal_aix64): Combine to ..
6701         (sibcall_nonlocal_aix<mode>): ..this.  Handle function pointer calls.
6702         (sibcall_value_nonlocal_aix32, sibcall_value_nonlocal_aix64): Combine..
6703         (sibcall_value_nonlocal_aix<mode>): ..likewise.
6704         (*sibcall_nonlocal_sysv<mode>): Handle function pointer calls.
6705         (sibcall_value_nonlocal_sysv<mode>): Likewise.  Correct call cookie
6706         operand.
6707         * config/rs6000/darwin.md (sibcall_nonlocal_darwin64,
6708         sibcall_value_nonlocal_darwin64, sibcall_symbolic_64,
6709         sibcall_value_symbolic_64): Delete.
6710
6711 2011-04-21  Xinliang David Li  <davidxl@google.com>
6712
6713         * cgraph.h: Remove pid.
6714         * cgraph.c: Remove pid.
6715         * value-prof.c (init_node_map): New function.
6716         (del_node_map): New function.
6717         (find_func_by_funcdef_no): New function.
6718         (gimple_ic_transform): Call new function.
6719         * cgraphunit.c (cgraph_finalize_function): Remove pid.
6720         * function.c (get_last_funcdef_no): New function.
6721         * function.h (get_last_funcdef_no): New function.
6722         * tree-profile.c (gimple_gen_ic_func_profiler): Pass funcdef_no
6723         to libgcov function.
6724         (tree-profiling): Call node map init and delete function.
6725
6726 2011-04-21  Ian Lance Taylor  <iant@google.com>
6727
6728         * godump.c (go_format_type): Use exported Go name for anonymous
6729         field name.
6730
6731 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
6732
6733         * config/frv/frv.c (frv_init_builtins): Delete `endlink' variable.
6734         Call builtin_function_type_list instead of builtin_function_type.
6735         (UNARY, BINARY, TRINARY, QUAD): Likewise.
6736
6737 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
6738
6739         * config/arm/arm.c (arm_init_iwmmxt_builtins): Call
6740         build_function_type_list instead of build_function_type.
6741         Delete variable `endlink'.
6742
6743 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
6744
6745         * config/s390/s390.c (s390_init_builtins): Call
6746         build_function_type_list instead of build_function_type.
6747
6748 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
6749
6750         * config/ia64/ia64.c (ia64_init_builtins): Call
6751         build_function_type_list instead of builtin_function_type.
6752
6753 2011-04-21  Easwaran Raman  <eraman@google.com>
6754
6755         * cfgexpand.c (stack_var): Remove OFFSET...
6756         (add_stack_var): ...and its reference here...
6757         (expand_stack_vars): ...and here.
6758         (stack_var_cmp): Sort by descending order of size.
6759         (partition_stack_vars): Change heuristic.
6760         (union_stack_vars): Fix to reflect changes in partition_stack_vars.
6761         (dump_stack_var_partition): Add newline after each partition.
6762
6763 2011-04-21  Dimitrios Apostolou  <jimis@gmx.net>
6764             Jeff Law  <law@redhat.com>
6765
6766         * gengtype-state.c (read_a_state_token): Fix argument to obstack_free.
6767         * gengtype.c (matching_file_name_substitute): Likewise.
6768
6769 2011-04-21  Richard Guenther  <rguenther@suse.de>
6770
6771         PR lto/48703
6772         * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of DECL_NAME.
6773
6774 2011-04-21  Eric Botcazou  <ebotcazou@adacore.com>
6775
6776         * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
6777
6778 2011-04-21  Richard Guenther  <rguenther@suse.de>
6779
6780         * Makefile.in (site.exp): Do not use tmp0 but site.tmp as temporary
6781         file name.
6782
6783 2011-04-21  Richard Guenther  <rguenther@suse.de>
6784
6785         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
6786         MEM_REF and TARGET_MEM_REF, do not care about INDIRECT_REFs.
6787         Use DECL_P, not SSA_VAR_P.
6788         (ptr_derefs_may_alias_p): Likewise.
6789         (ptr_deref_may_alias_ref_p_1): Likewise.
6790         (decl_refs_may_alias_p): Likewise.
6791         (refs_may_alias_p_1): Likewise.
6792         (ref_maybe_used_by_call_p_1): Likewise.
6793         (call_may_clobber_ref_p_1): Likewise.
6794         (indirect_ref_may_alias_decl_p): Assume indirect refrences
6795         are either MEM_REF or TARGET_MEM_REF.
6796         (indirect_refs_may_alias_p): Likewise.
6797         * calls.c (emit_call_1): Build a MEM_REF instead of an INDIRECT_REF
6798         for MEM_EXPR of indirect calls.
6799
6800 2011-04-21  Tristan Gingold  <gingold@adacore.com>
6801
6802         * vmsdbgout.c (write_srccorr): Compute file length from the string.
6803         (dst_file_info_struct): Remove flen field.
6804         (lookup_filename): Remove code that set flen field.
6805
6806 2011-04-21  Tristan Gingold  <gingold@adacore.com>
6807
6808         * config/ia64/ia64.c (ia64_start_function): Add a guard.
6809
6810 2011-04-21  Uros Bizjak  <ubizjak@gmail.com>
6811
6812         PR target/48708
6813         * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
6814         vec_extract and vec_concat for non-SSE4_1 targets.
6815
6816 2011-04-21  Richard Guenther  <rguenther@suse.de>
6817
6818         * tree-ssa-alias.c (ref_maybe_used_by_stmt_p): Handle
6819         return statements.
6820
6821 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
6822
6823         * config/i386/cygming.h (union tree_node, TREE): Don't define or
6824         undefine.
6825         (FILE): Don't undefine.
6826
6827 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
6828
6829         * config/alpha/alpha.c (struct machine_function): Use rtx, not
6830         struct rtx_def *.
6831         * config/bfin/bfin.h (bfin_cc_rtx, bfin_rets_rtx): Use rtx, not
6832         struct rtx_def *.
6833         * config/cris/cris-protos.h (STDIO_INCLUDED): Don't define.
6834         * config/h8300/h8300.h (struct cum_arg): Use rtx, not struct rtx_def *.
6835         * config/iq2000/iq2000.h (struct iq2000_args): Use rtx, not struct
6836         rtx_def *.
6837         * config/m32c/m32c-protos.h (MM, UINT): Don't define.  Expand
6838         definitions where used.
6839         * config/microblaze/microblaze.h (struct microblaze_args): Use
6840         rtx, not struct rtx_def *.
6841         * config/pa/pa-protos.h (return_addr_rtx): Use rtx, not struct
6842         rtx_def *.
6843         * config/pa/pa.h (hppa_pic_save_rtx): Use rtx, not struct rtx_def *.
6844         * config/pdp11/pdp11.h (cc0_reg_rtx): Use rtx, not struct rtx_def *.
6845         * config/sh/sh-protos.h (sfunc_uses_reg, get_fpscr_rtx): Use rtx,
6846         not struct rtx_def *.
6847         * config/sh/sh.h (sh_compare_op0, sh_compare_op1): Use rtx, not
6848         struct rtx_def *.
6849         * config/spu/spu-protos.h (spu_float_const): Use rtx, not struct
6850         rtx_def *.
6851         * config/spu/spu.c (spu_float_const): Use rtx, not struct rtx_def *.
6852
6853 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
6854
6855         * tree-vect-data-refs.c (vect_drs_dependent_in_basic_block): Use
6856         operand_equal_p to compare DR_BASE_ADDRESSes.
6857         (vect_check_interleaving): Likewise.
6858
6859 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
6860
6861         PR target/46329
6862         * config/arm/arm.c (arm_legitimate_constant_p_1): Return false
6863         for all Neon struct constants.
6864
6865 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
6866
6867         * target.def (legitimate_constant_p): New hook.
6868         * doc/tm.texi.in (LEGITIMATE_CONSTANT_P): Replace with...
6869         (TARGET_LEGITIMATE_CONSTANT_P): ...this.
6870         * doc/tm.texi: Regenerate.
6871         * hooks.h (hook_bool_mode_rtx_true): Declare.
6872         * hooks.c (hook_bool_mode_rtx_true): Define.
6873         * system.h (LEGITIMATE_CONSTANT_P): Poison.
6874         * calls.c (precompute_register_parameters): Replace uses of
6875         LEGITIMATE_CONSTANT_P with targetm.legitimate_constant_p.
6876         (emit_library_call_value_1): Likewise.
6877         * expr.c (move_block_to_reg, can_store_by_pieces, emit_move_insn)
6878         (compress_float_constant, emit_push_insn, expand_expr_real_1): Likewise.
6879         * ira-costs.c (scan_one_insn): Likewise.
6880         * recog.c (general_operand, immediate_operand): Likewise.
6881         * reload.c (find_reloads_toplev, find_reloads_address_part): Likewise.
6882         * reload1.c (init_eliminable_invariants): Likewise.
6883
6884         * config/alpha/alpha-protos.h (alpha_legitimate_constant_p): Add a
6885         mode argument.
6886         * config/alpha/alpha.h (LEGITIMATE_CONSTANT_P): Delete.
6887         * config/alpha/alpha.c (alpha_legitimate_constant_p): Add a mode
6888         argument.
6889         (TARGET_LEGITIMATE_CONSTANT_P): Define.
6890         * config/alpha/predicates.md (input_operand): Update call to
6891         alpha_legitimate_constant_p.
6892
6893         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Delete.
6894         * config/arm/arm.h (ARM_LEGITIMATE_CONSTANT_P): Likewise.
6895         (THUMB_LEGITIMATE_CONSTANT_P, LEGITIMATE_CONSTANT_P): Likewise.
6896         * config/arm/arm.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
6897         (arm_legitimate_constant_p_1, thumb_legitimate_constant_p)
6898         (arm_legitimate_constant_p): New functions.
6899         (arm_cannot_force_const_mem): Make static.
6900
6901         * config/avr/avr.h (LEGITIMATE_CONSTANT_P): Delete.
6902
6903         * config/bfin/bfin-protos.h (bfin_legitimate_constant_p): Delete.
6904         * config/bfin/bfin.h (LEGITIMATE_CONSTANT_P): Delete.
6905         * config/bfin/bfin.c (expand_move): Use targetm.legitimate_constant_p
6906         instead of bfin_legitimate_constant_p.
6907         (bfin_legitimate_constant_p): Make static.  Add a mode argument.
6908         (TARGET_LEGITIMATE_CONSTANT_P): Define.
6909
6910         * config/cris/cris.h (LEGITIMATE_CONSTANT_P): Delete.
6911
6912         * config/fr30/fr30.h (LEGITIMATE_CONSTANT_P): Delete.
6913
6914         * config/frv/frv-protos.h (frv_legitimate_constant_p): Delete.
6915         * config/frv/frv.h (LEGITIMATE_CONSTANT_P): Delete.
6916         * config/frv/frv.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
6917         (frv_legitimate_constant_p): Make static.  Add a mode argument.
6918
6919         * config/h8300/h8300-protos.h (h8300_legitimate_constant_p): Delete.
6920         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Likewise.
6921         * config/h8300/h8300.c (h8300_legitimate_constant_p): Likewise.
6922
6923         * config/i386/i386-protos.h (legitimate_constant_p): Delete.
6924         * config/i386/i386.h (LEGITIMATE_CONSTANT_P): Likewise.
6925         * config/i386/i386.c (legitimate_constant_p): Rename to...
6926         (ix86_legitimate_constant_p): ...this.  Make static.  Add a mode
6927         argument.
6928         (ix86_cannot_force_const_mem): Update accordingly.
6929         (ix86_legitimate_address_p): Likewise.
6930         (TARGET_LEGITIMATE_CONSTANT_P): Define.
6931         * config/i386/i386.md: Update commentary.
6932
6933         * config/ia64/ia64-protos.h (ia64_legitimate_constant_p): Delete.
6934         * config/ia64/ia64.h (LEGITIMATE_CONSTANT_P): Likewise.
6935         * config/ia64/ia64.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
6936         (ia64_legitimate_constant_p): Make static.  Add a mode argument.
6937
6938         * config/iq2000/iq2000.h (LEGITIMATE_CONSTANT_P): Delete.
6939
6940         * config/lm32/lm32-protos.h (lm32_legitimate_constant_p): Delete.
6941         * config/lm32/lm32.h (LEGITIMATE_CONSTANT_P): Likewise.
6942         * config/lm32/lm32.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
6943         (lm32_legitimate_constant_p): Make static.  Add a mode argument.
6944
6945         * config/m32c/m32c-protos.h (m32c_legitimate_constant_p): Delete.
6946         * config/m32c/m32c.h (LEGITIMATE_CONSTANT_P): Likewise.
6947         * config/m32c/m32c.c (m32c_legitimate_constant_p): Likewise.
6948
6949         * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Delete.
6950         * config/m32r/m32r.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
6951         (m32r_legitimate_constant_p): New function.
6952
6953         * config/m68k/m68k-protos.h (m68k_legitimate_constant_p): Declare.
6954         * config/m68k/m68k.h (CONSTANT_ADDRESS_P): Call it instead of
6955         LEGITIMATE_CONSTANT_P.
6956         (LEGITIMATE_CONSTANT_P): Delete.
6957         * config/m68k/m68k.c (m68k_expand_prologue): Call
6958         m68k_legitimate_constant_p instead of LEGITIMATE_CONSTANT_P.
6959         (m68k_legitimate_constant_p): New function.
6960         * config/m68k/m68k.md: Update comments.
6961
6962         * config/mcore/mcore.h (LEGITIMATE_CONSTANT_P): Delete.
6963         * config/mcore/mcore.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
6964         (mcore_legitimate_constant_p): New function.
6965
6966         * config/mep/mep-protos.h (mep_legitimate_constant_p): Delete.
6967         * config/mep/mep.h (LEGITIMATE_CONSTANT_P): Likewise.
6968         * config/mep/mep.c (mep_legitimate_constant_p): Make static.
6969         Add a mode argument.
6970         (mep_legitimate_address): Update accordingly.
6971         (TARGET_LEGITIMATE_CONSTANT_P): Define.
6972
6973         * config/microblaze/microblaze-protos.h (microblaze_const_double_ok):
6974         Delete.
6975         * config/microblaze/microblaze.h (LEGITIMATE_CONSTANT_P): Likewise.
6976         * config/microblaze/microblaze.c (microblaze_const_double_ok): Make
6977         static.  Check OP's mode for VOIDmode.
6978         (microblaze_legitimate_constant_p): New function.
6979         (TARGET_LEGITIMATE_CONSTANT_P): Define.
6980
6981         * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Delete.
6982         * config/mips/mips.c (mips_legitimate_constant_p): New function.
6983         (mips_cannot_force_const_mem): Use it instead of LEGITIMATE_CONSTANT_P.
6984         (TARGET_LEGITIMATE_CONSTANT_P): Define.
6985         * config/mips/predicates.md: Update comments.
6986
6987         * config/mmix/mmix-protos.h (mmix_legitimate_constant_p): Delete.
6988         * config/mmix/mmix.h (LEGITIMATE_CONSTANT_P): Likewise.
6989         * config/mmix/mmix.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
6990         (mmix_legitimate_constant_p): Make static, return a bool, and take
6991         a mode argument.
6992         (mmix_print_operand_address): Update accordingly.
6993
6994         * config/mn10300/mn10300-protos.h (mn10300_legitimate_constant_p):
6995         Delete.
6996         * config/mn10300/mn10300.h (LEGITIMATE_CONSTANT_P): Likewise.
6997         * config/mn10300/mn10300.c (mn10300_legitimate_constant_p): Make
6998         static.  Add a mode argument.
6999         (TARGET_LEGITIMATE_CONSTANT_P): Define.
7000
7001         * config/moxie/moxie.h (LEGITIMATE_CONSTANT_P): Delete.
7002
7003         * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Delete.
7004         * config/pa/pa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7005         (pa_legitimate_constant_p): New function.
7006
7007         * config/picochip/picochip.h (LEGITIMATE_CONSTANT_P): Delete.
7008
7009         * config/pdp11/pdp11.h (LEGITIMATE_CONSTANT_P): Delete.
7010         * config/pdp11/pdp11.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7011         (pdp11_legitimate_constant_p): New function.
7012
7013         * config/rs6000/rs6000.h (LEGITIMATE_CONSTANT_P): Delete.
7014         * config/rs6000/rs6000.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7015         (rs6000_legitimate_constant_p): New function.
7016
7017         * config/rx/rx-protos.h (rx_is_legitimate_constant): Replace with...
7018         (rx_legitimate_constant_p): ...this.
7019         * config/rx/rx.h (LEGITIMATE_CONSTANT_P): Delete.
7020         * config/rx/rx.c (rx_is_legitimate_constant): Replace with...
7021         (rx_legitimate_constant_p): ...this.
7022         (TARGET_LEGITIMATE_CONSTANT_P): Define.
7023         * config/rx/rx.md (mov<register_modes:mode>): Update accordingly.
7024
7025         * config/s390/s390-protos.h (legitimate_constant_p): Delete.
7026         * config/s390/s390.h (LEGITIMATE_CONSTANT_P): Likewise.
7027         * config/s390/s390.c (legitimate_constant_p): Rename to...
7028         (s390_legitimate_constant_p): ...this.  Make static, return a bool,
7029         and add a mode argument.
7030         (TARGET_LEGITIMATE_CONSTANT_P): Define.
7031
7032         * config/score/score.h (LEGITIMATE_CONSTANT_P): Delete.
7033
7034         * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Delete.
7035         * config/sh/sh.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7036         (sh_legitimate_constant_p): New function.
7037
7038         * config/sparc/sparc-protos.h (legitimate_constant_p): Delete.
7039         * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Delete.
7040         * config/sparc/sparc.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7041         (legitimate_constant_p): Rename to...
7042         (sparc_legitimate_constant_p): ...this.  Make static.  Add a mode
7043         argument.
7044         (constant_address_p): Update accordingly.
7045
7046         * config/spu/spu-protos.h (spu_legitimate_constant_p): Add a mode
7047         argument and return a bool.
7048         * config/spu/spu.h (LEGITIMATE_CONSTANT_P): Delete.
7049         * config/spu/spu.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7050         (spu_legitimate_constant_p): Add a mode argument and return a bool.
7051         (spu_rtx_costs): Update accordingly.
7052         * config/spu/predicates.md (vec_imm_operand): Likewise.
7053
7054         * config/stormy16/stormy16.h (LEGITIMATE_CONSTANT_P): Delete.
7055
7056         * config/v850/v850.h (LEGITIMATE_CONSTANT_P): Delete.
7057         * config/v850/v850.c (v850_legitimate_constant_p): New function.
7058         (TARGET_LEGITIMATE_CONSTANT_P): Define.
7059
7060         * config/vax/vax-protos.h (legitimate_constant_p): Delete.
7061         * config/vax/vax.h (LEGITIMATE_CONSTANT_P): Likewise.
7062         * config/vax/vax.c (legitimate_constant_p): Likewise.
7063
7064         * config/xtensa/xtensa.h (LEGITIMATE_CONSTANT_P): Delete.
7065         * config/xtensa/xtensa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7066         (xtensa_legitimate_constant_p): New function.
7067
7068 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
7069
7070         * target.def (cannot_force_const_mem): Add a mode argument.
7071         * doc/tm.texi.in (TARGET_CANNOT_FORCE_CONST_MEM): Update accordingly.
7072         * doc/tm.texi: Regenerate.
7073         * hooks.h (hook_bool_mode_rtx_false): Declare.
7074         * hooks.c (hook_bool_mode_const_rtx_false): Fix commentary.
7075         (hook_bool_mode_const_rtx_true): Likewise.
7076         (hook_bool_mode_rtx_false): New function.
7077         * reload.c (CONST_POOL_OK_P): Take a mode argument and require it
7078         to be non-VOID.  Update call to cannot_force_const_mem.
7079         (find_reloads): Update accordingly.
7080         * varasm.c (force_const_mem): Update call to cannot_force_const_mem.
7081         * config/alpha/alpha.c (alpha_cannot_force_const_mem): Add a mode
7082         argument.
7083         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Likewise.
7084         * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Update call.
7085         * config/arm/arm.c (arm_cannot_force_const_mem): Add a mode argument.
7086         * config/bfin/bfin.c (bfin_cannot_force_const_mem): Likewise.
7087         * config/frv/frv.c (frv_cannot_force_const_mem): Likewise.
7088         * config/i386/i386.c (ix86_cannot_force_const_mem): Likewise.
7089         * config/ia64/ia64.c (ia64_cannot_force_const_mem): Likewise.
7090         * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
7091         (m68k_cannot_force_const_mem): ...this new function.
7092         * config/mips/mips.c (mips_cannot_force_const_mem): Add a mode
7093         argument.
7094         (mips_const_insns, mips_legitimize_const_move): Update calls.
7095         (mips_secondary_reload_class): Likewise.
7096         * config/pa/pa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
7097         (pa_cannot_force_const_mem): ...this new function.
7098         * config/rs6000/rs6000.c (TARGET_CANNOT_FORCE_CONST_MEM): Reefine to...
7099         (rs6000_cannot_force_const_mem): ...this new function.
7100         * config/s390/s390.c (s390_cannot_force_const_mem): Add a mode
7101         argument.
7102         * config/sparc/sparc.c (sparc_cannot_force_const_mem): Likewise.
7103         * config/xtensa/xtensa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine
7104         to...
7105         (xtensa_cannot_force_const_mem): ...this new function.
7106
7107 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
7108
7109         * config/mips/mips.c (mips16_build_function_stub): Call
7110         build_function_type_list instead of build_function_type.
7111         (mips16_build_call_stub): Likewise.
7112
7113 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
7114
7115         * config/mep/mep.c (mep_init_builtins): Call build_function_type_list
7116         instead of build_function_type.
7117
7118 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
7119
7120         * config/pa/pa.c (pa_init_builtins): Call build_function_type_list
7121         instead of build_function_type.
7122
7123 2011-04-20  Uros Bizjak  <ubizjak@gmail.com>
7124
7125         PR target/48678
7126         * config/i386/i386.md (insv): Change operand 0 constraint to
7127         "register_operand".  Change operand 1 and 2 constraint to
7128         "const_int_operand".  Expand to pinsr{b,w,d,q} * when appropriate.
7129         * config/i386/sse.md (sse4_1_pinsrb): Export.
7130         (sse2_pinsrw): Ditto.
7131         (sse4_1_pinsrd): Ditto.
7132         (sse4_1_pinsrq): Ditto.
7133         * config/i386/i386-protos.h (ix86_expand_pinsr): Add prototype.
7134         * config/i386/i386.c (ix86_expand_pinsr): New.
7135
7136 2011-04-20  Easwaran Raman  <eraman@google.com>
7137
7138         * cfgexpand.c (add_alias_set_conflicts): Add conflicts with a variable
7139         containing union type only with -fstrict-aliasing.
7140
7141 2011-04-20  Jim Meyering  <meyering@redhat.com>
7142
7143         Remove useless if-before-free tests.
7144         * calls.c (expand_call, save_area): Likewise.
7145         * cfgcleanup.c (try_forward_edges): Likewise.
7146         * collect2.c (collect_execute): Likewise.
7147         * config/i386/i386.c (ix86_valid_target_attribute_tree): Likewise.
7148         * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
7149         * coverage.c (coverage_checksum_string): Likewise.
7150         * cse.c (init_cse_reg_info, delete_trivially_dead_insns): Likewise.
7151         * cselib.c (cselib_init): Likewise.
7152         * df-core.c (rest_of_handle_df_finish, df_analyze): Likewise.
7153         (df_set_clean_cfg): Likewise.
7154         * function.c (free_after_compilation): Likewise.
7155         * gcc.c (do_spec_1, main): Likewise.
7156         * gcov.c (create_file_names): Likewise.
7157         * gensupport.c (identify_predicable_attribute): Likewise.
7158         * graphite-clast-to-gimple.c (save_clast_name_index): Likewise.
7159         * graphite-sese-to-poly.c (free_data_refs_aux): Likewise.
7160         * haifa-sched.c (haifa_finish_h_i_d): Likewise.
7161         * ipa-prop.c (ipa_free_node_params_substructures): Likewise.
7162         * ipa-pure-const.c (local_pure_const): Likewise.
7163         * ipa-reference.c (propagate): Likewise.
7164         * ira-costs.c (free_ira_costs): Likewise.
7165         * ira.c (free_register_move_costs, build_insn_chain): Likewise.
7166         * matrix-reorg.c (mat_free): Likewise.
7167         * prefix.c (get_key_value): Likewise.
7168         * profile.c (compute_value_histograms): Likewise.
7169         * reload1.c (free_reg_equiv): Likewise.
7170         * sched-deps.c (free_deps): Likewise.
7171         * sel-sched-ir.c (fence_clear): Likewise.
7172         * sese.c (set_rename, if_region_set_false_region): Likewise.
7173         * tree-data-ref.c (free_rdg): Likewise.
7174         * tree-eh.c (lower_try_finally): Likewise.
7175         * tree-ssa-coalesce.c (delete_coalesce_list): Likewise.
7176         * tree-ssa-live.c (delete_var_map): Likewise.
7177         * tree-ssa-loop-ivopts.c (free_loop_data): Likewise.
7178         * tree-ssa-pre.c (phi_trans_add): Likewise.
7179
7180 2011-04-20  Jakub Jelinek  <jakub@redhat.com>
7181
7182         PR tree-optimization/48611
7183         * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
7184         beyond ERT_MUST_NOT_THROW region.
7185
7186 2011-04-20  Catherine Moore  <clm@codesourcery.com>
7187
7188         * config/mips/mips.opt (mfix-24k): New.
7189         * config/mips/mips.h (ASM_SPEC): Handle -mfix-24k.
7190         * config/mips/mips.md (length): Increase by 4 for stores if
7191         fixing 24K errata.
7192         * config/mips/mips.c (mips_reorg_process_insns): Do not allow
7193         all noreorder if fixing 24K errata.
7194         * doc/invoke.texi: Document mfix-24k.
7195
7196 2011-04-20  Chung-Lin Tang  <cltang@codesourcery.com>
7197
7198         * config/arm/arm.c (arm_legitimize_reload_address): For NEON
7199         quad-word modes, reduce to 9-bit index range when above 1016 limit.
7200
7201 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
7202
7203         * config/arm/arm.c (arm_gen_constant): Move movw support ....
7204         (const_ok_for_op): ... to here.
7205
7206 2011-04-20  Kai Tietz  <ktietz@redhat.com>
7207
7208         * fold-const.c (fold_binary_loc): Add handling for (X & ~Y) | (~X & Y)
7209         and (X && !Y) | (!X && Y) optimization to (X ^ Y).
7210
7211 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
7212
7213         * config/arm/arm.c (arm_gen_constant): Remove redundant can_invert.
7214
7215 2011-04-20  Richard Guenther  <rguenther@suse.de>
7216
7217         PR tree-optimization/47892
7218         * tree-if-conv.c (if_convertible_stmt_p): Const builtins
7219         are if-convertible.
7220
7221 2011-04-20  Eric Botcazou  <ebotcazou@adacore.com>
7222
7223         * config/alpha/vms.h (ASM_OUTPUT_ADDR_DIFF_ELT): Do not redefine.
7224
7225 2011-04-20  Tristan Gingold  <gingold@adacore.com>
7226
7227         * config/alpha/vms.h (LINK_SPEC): Do not use vms-dwarf2.o for gnu-ld.
7228
7229 2011-04-20  Georg-Johann Lay  <avr@gjlay.de>
7230
7231         PR target/18145
7232
7233         * config/avr/avr.h (TARGET_ASM_INIT_SECTIONS): Delete.
7234         (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete.
7235         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
7236         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
7237         (TARGET_ASM_NAMED_SECTION): Change to avr_asm_named_section.
7238
7239         * config/avr/avr-protos.h (avr_asm_output_aligned_common):
7240         New prototype.
7241
7242         * config/avr/avr.c (TARGET_ASM_INIT_SECTIONS): Define.
7243         (avr_asm_named_section, avr_asm_output_aligned_common,
7244         avr_output_data_section_asm_op, avr_output_bss_section_asm_op):
7245         New functions to update...
7246         (avr_need_clear_bss_p, avr_need_copy_data_p): ...these new variables.
7247         (avr_asm_init_sections): Overwrite section callbacks for
7248         data_section, bss_section.
7249         (avr_file_start): Move output of __do_copy_data, __do_clear_bss
7250         from here to...
7251         (avr_file_end): ...here.
7252
7253 2011-04-20  Richard Guenther  <rguenther@suse.de>
7254
7255         PR middle-end/48695
7256         * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
7257         objects and types here.  Adjust for their offset before comparing.
7258
7259 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
7260
7261         * tree-vect-stmts.c (vectorizable_store): Only chain one related
7262         statement per copy.
7263
7264 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
7265
7266         * Makefile.in (INTERNAL_FN_DEF, INTERNAL_FN_H): Define.
7267         (GIMPLE_H): Include $(INTERNAL_FN_H).
7268         (OBJS-common): Add internal-fn.o.
7269         (internal-fn.o): New rule.
7270         * internal-fn.def: New file.
7271         * internal-fn.h: Likewise.
7272         * internal-fn.c: Likewise.
7273         * gimple.h: Include internal-fn.h.
7274         (GF_CALL_INTERNAL): New gf_mask.
7275         (gimple_statement_call): Put fntype into a union with a new
7276         internal_fn field.
7277         (gimple_build_call_internal): Declare.
7278         (gimple_build_call_internal_vec): Likewise.
7279         (gimple_call_same_target_p): Likewise.
7280         (gimple_call_internal_p): New function.
7281         (gimple_call_internal_fn): Likewise.
7282         (gimple_call_fntype): Return null for internal calls.
7283         (gimple_call_set_fntype): Assert that the function is not internal.
7284         (gimple_call_set_fn): Likewise.
7285         (gimple_call_set_fndecl): Likewise.
7286         (gimple_call_set_internal_fn): New function.
7287         (gimple_call_addr_fndecl): Handle null functions.
7288         (gimple_call_return_type): Likewise null types.
7289         * gimple.c (gimple_build_call_internal_1): New function.
7290         (gimple_build_call_internal): Likewise.
7291         (gimple_build_call_internal_vec): Likewise.
7292         (gimple_call_same_target_p): Likewise.
7293         (gimple_call_flags): Handle calls to internal functions.
7294         (gimple_call_fnspec): New function.
7295         (gimple_call_arg_flags, gimple_call_return_flags): Use it.
7296         (gimple_has_side_effects): Handle null functions.
7297         (gimple_rhs_has_side_effects): Likewise.
7298         (gimple_call_copy_skip_args): Handle calls to internal functions.
7299         * cfgexpand.c (expand_call_stmt): Likewise.
7300         * expr.c (expand_expr_real_1): Assert that the call isn't internal.
7301         * gimple-fold.c (gimple_fold_call): Handle null functions.
7302         (gimple_fold_stmt_to_constant_1): Don't fold
7303         calls to internal functions.
7304         * gimple-low.c (gimple_check_call_args): Handle calls to internal
7305         functions.
7306         * gimple-pretty-print.c (dump_gimple_call): Likewise.
7307         * ipa-prop.c (ipa_analyze_call_uses): Handle null functions.
7308         * tree-cfg.c (verify_gimple_call): Handle calls to internal functions.
7309         (do_warn_unused_result): Likewise.
7310         * tree-eh.c (same_handler_p): Use gimple_call_same_target_p.
7311         * tree-ssa-ccp.c (ccp_fold_stmt): Handle calls to internal functions.
7312         * tree-ssa-dom.c (hashable_expr): Use the gimple statement to record
7313         the target of a call.
7314         (initialize_hash_element): Update accordingly.
7315         (hashable_expr_equal_p): Use gimple_call_same_target_p.
7316         (iterative_hash_hashable_expr): Handle calls to internal functions.
7317         (print_expr_hash_elt): Likewise.
7318         * tree-ssa-pre.c (can_value_number_call): Likewise.
7319         (eliminate): Handle null functions.
7320         * tree-ssa-sccvn.c (visit_use): Handle calls to internal functions.
7321         * tree-ssa-structalias.c (get_fi_for_callee): Likewise.
7322         (find_func_aliases): Likewise.
7323         * value-prof.c (gimple_ic_transform): Likewise.
7324         (gimple_indirect_call_to_profile): Likewise.
7325         * lto-streamer-in.c (input_gimple_stmt): Likewise.
7326         * lto-streamer-out.c (output_gimple_stmt): Likewise.
7327
7328 2011-04-19  Jan Hubicka  <jh@suse.cz>
7329
7330         * ipa-inline-transform.c (save_inline_function_body): Add comments.
7331         * ipa-inline.c (inline_small_functions): Compute summaries first,
7332         populate heap later.
7333
7334 2011-04-19  Jan Hubicka  <jh@suse.cz>
7335
7336         * cgraph.h (save_inline_function_body): Remove.
7337         * ipa-inline-transform.c: New file, broke out of...
7338         * ipa-inline.c: ... this one; Update toplevel comment.
7339         (ncalls_inlined, nfunctions_inlined): Move to ipa-inline-transform.c;
7340         make global.
7341         (update_noncloned_frequencies): Move to ipa-inline-transform.c
7342         (cgraph_mark_inline_edge): Rename to inline_call; move to
7343         ipa-inline-transform.c.
7344         (cgraph_clone_inlined_nodes): Rename to clone_inlined_nodes;
7345         move to ipa-inline-transform.c
7346         (recursive_inlining, inline_small_functions, flatten_function,
7347         ipa_inline, inline_always_inline_functions,
7348         early_inline_small_functions): Update.
7349         (inline_transform): Move to ipa-inline-transform.c.
7350         * ipa-inline.h (inline_call, inline_transform, clone_inlined_nodes):
7351         Declare.
7352         * Makefile.in (ipa-inline-transform.o): New file.
7353         * cgraphunit.c (save_inline_function_body): Move to
7354         ipa-inline-transform.c
7355
7356 2011-04-19  DJ Delorie  <dj@redhat.com>
7357
7358         * config/m32c/m32c.c (m32c_emit_epilogue): Don't try to push
7359         registers if we already know there aren't any.
7360         (m32c_emit_epilogue): Don't emit a barrier here.
7361         (m32c_emit_eh_epilogue): Likewise.
7362         * config/m32c/blkmov.md (movstr): Don't fail on wrong-type
7363         operands at expand time.
7364         * config/m32c/m32c.h (WCHAR_TYPE_SIZE): Change to 4 to match "long
7365         int" wchar type.
7366         (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): Remove
7367         duplicates.  Provide aliases instead.
7368         * config/m32c/prologue.md (eh_return): Emit a barrier here.
7369         (eh_epilogue): Add a "(return)" here as a hint to other parts of
7370         the compiler.
7371
7372 2011-04-19  Anatoly Sokolov  <aesok@post.ru>
7373
7374         * config/sparc/sparc.h (GENERAL_OR_I64, REGISTER_MOVE_COST): Remove.
7375         * config/sparc/sparc.c (TARGET_REGISTER_MOVE_COST): Define.
7376         (general_or_i64_p, sparc_register_move_cost): New function.
7377
7378 2011-04-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7379
7380         * doc/install.texi (Configuration, --enable-threads): Remove mach.
7381         Add lynx, mipssde.  Sort table.
7382
7383 2011-04-19  Xinliang David Li  <davidxl@google.com>
7384
7385         * ipa-cp.c (ipcp_update_profiling): Assert that scale_completement is
7386         not negative.
7387
7388 2011-04-19  Jakub Jelinek  <jakub@redhat.com>
7389
7390         PR target/48678
7391         * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
7392         is a SUBREG with non-MODE_INT mode inside of it.
7393
7394 2011-04-19  Martin Jambor  <mjambor@suse.cz>
7395
7396         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Devirtualize
7397         also according to actual contants.
7398         * gimple-fold.c (gimple_extract_devirt_binfo_from_cst): New function.
7399         (gimple_fold_call): Use it.
7400         * gimple.h (gimple_extract_devirt_binfo_from_cst): Declare.
7401
7402 2011-04-19  Martin Jambor  <mjambor@suse.cz>
7403
7404         * ipa-prop.c (stmt_may_be_vtbl_ptr_store): Return false for scalar
7405         non-pointer assignments.
7406
7407 2011-04-19  Martin Jambor  <mjambor@suse.cz>
7408
7409         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Take into
7410         account anc_offset and otr_type from the indirect edge info.
7411         * ipa-prop.c (get_ancestor_addr_info): New function.
7412         (compute_complex_ancestor_jump_func): Assignment analysis moved to
7413         get_ancestor_addr_info, call it.
7414         (ipa_note_param_call): Do not initialize information about polymorphic
7415         calls, return the indirect call graph edge.  Remove the last
7416         parameter, adjust all callers.
7417         (ipa_analyze_virtual_call_uses): Process also calls to ancestors of
7418         parameters.  Initialize polymorphic information in the indirect edge.
7419
7420 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
7421
7422         PR lto/48148
7423         * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
7424         the types if they have different enumeration identifiers.
7425
7426 2011-04-19  Jan Hubicka  <jh@suse.cz>
7427
7428         * cgraph.h (cgraph_optimize_for_size_p): Declare.
7429         * ipa-cp.c (ipcp_insert_stage): Use cgraph_optimize_for_size_p.
7430         * predict.c (cgraph_optimize_for_size_p): Break out from ...
7431         (optimize_function_for_size_p) ... here.
7432
7433 2011-04-19  Richard Guenther  <rguenther@suse.de>
7434
7435         PR lto/48207
7436         * tree.c (free_lang_data): Do not reset the decl-assembler-name
7437         langhook.
7438
7439 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
7440
7441         * tree-inline.c (expand_call_inline): Do not issue a -Winline warning
7442         if DECL_NO_INLINE_WARNING_P is set on the function.
7443
7444 2011-04-19  Bernd Schmidt  <bernds@codesourcery.com>
7445
7446         PR fortran/47976
7447         * reload1.c (inc_for_reload): Return void. All callers changed.
7448         (emit_input_reload_insns): Don't try to delete previous output
7449         reloads to a register, or record spill_reg_store for autoincs.
7450
7451 2011-04-19  Basile Starynkevitch  <basile@starynkevitch.net>
7452
7453         * gengtype.h: Updated copyright year.
7454         (struct input_file_st): Add inpisplugin field.
7455         (type_fileloc): New function.
7456         * gengtype.c
7457         (write_typed_struct_alloc_def): Add gcc_assert.
7458         (write_typed_alloc_defns): Ditto. Don't output for plugin files.
7459         (write_typed_alloc_defns): Don't output for plugin files.
7460         (input_file_by_name): Clear inpisplugin field.
7461         (main): Set inpisplugin field for plugin files.
7462
7463 2011-04-19  Nicola Pero  <nicola.pero@meta-innovation.com>
7464
7465         * gengtype-state.c (string_eq): New.
7466         (read_state): Use string_eq instead of strcmp when creating the
7467         state_ident_tab.
7468
7469 2011-04-19  Wei Guozhi  <carrot@google.com>
7470
7471         PR target/47855
7472         * config/arm/arm-protos.h (thumb1_legitimate_address_p): New prototype.
7473         * config/arm/arm.c (thumb1_legitimate_address_p): Remove the static
7474         linkage.
7475         * config/arm/constraints.md (Uu): New constraint.
7476         * config/arm/arm.md (*arm_movqi_insn): Compute attr "length".
7477
7478 2011-04-19  Tristan Gingold  <gingold@adacore.com>
7479
7480         * config.gcc (-*-*-*vms): Added.
7481         (alpha64-dec-*vms*,alpha*-dec-*vms*, ia64-hp-*vms*): Common
7482         definitions moved.
7483         * config/vms/vms-ld.c: New file.
7484         * config/vms/vms-ar.c: New file.
7485         * config/vms/t-vmsnative: New file.
7486
7487 2011-04-18  Xinliang David Li  <davidxl@google.com>
7488
7489         * final.c (dump_basic_block_info): Use ASM_COMMENT_START.
7490
7491 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
7492
7493         PR middle-end/48661
7494         * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
7495         if TREE_TYPE (v) is non-NULL.
7496
7497         * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
7498         gimple_get_virt_mehtod_for_binfo.
7499         * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
7500         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
7501         callers.
7502         * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
7503
7504 2011-04-18  Michael Matz  <matz@suse.de>
7505             Steve Ellcey  <sje@cup.hp.com>
7506
7507         * expr.c (expand_expr_real_2) <CASE_CONVERT>: If OP0 is a constant,
7508         use its mode as source mode if it isn't VOIDmode.
7509
7510 2011-04-18  Dennis, CHENG Renquan  <crquan@fedoraproject.org>
7511
7512         * doc/passes.texi: Fill crossref nodes.
7513
7514 2011-04-18  Jim Meyering  <meyering@redhat.com>
7515
7516         Fix doubled-word typos in comments and strings
7517         * config/alpha/vms-unwind.h: s/for for/for/
7518         * config/arm/unwind-arm.h: Likewise.
7519         * config/microblaze/microblaze.c: Likewise.
7520         * config/sh/constraints.md: s/in in/in/
7521         * tree-cfg.c (verify_types_in_gimple_reference): Likewise.
7522
7523 2011-04-18  Uros Bizjak  <ubizjak@gmail.com>
7524
7525         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): Remove.
7526         (AVX_FLOAT_MODE_P): Ditto.
7527         (AVX128_VEC_FLOAT_MODE_P): Ditto.
7528         (AVX256_VEC_FLOAT_MODE_P): Ditto.
7529         (AVX_VEC_FLOAT_MODE_P): Ditto.
7530         * config/i386/i386.md (UNSPEC_MASKLOAD): Remove.
7531         (UNSPEC_MASKSTORE): Ditto.
7532         * config/i386/sse.md (<sse>_movmsk<ssemodesuffix><avxmodesuffix>):
7533         Merge from <sse>_movmsk<ssemodesuffix> and
7534         avx_movmsk<ssemodesuffix>256.  Use VF mode iterator.
7535         (*sse2_maskmovdqu): Merge with *sse2_maskmovdqu_rex64.  Use P mode
7536         iterator.
7537         (avx_maskload<ssemodesuffix><avxmodesuffix>): New expander.
7538         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Ditto.
7539         (*avx_maskmov<ssemodesuffix><avxmodesuffix>): New insn.
7540
7541 2011-04-18  Jan Hubicka  <jh@suse.cz>
7542
7543         * ipa-inline.c (inline_small_functions): Fix pasto in previous patch.
7544
7545         * ipa-inline.c: Fix comment typos; do not inline gt-ipa-inline.h
7546         (want_inline_function_called_once_p): Break out the logic from
7547         ipa_inline.
7548         (edge_badness): Ensure that profile is not misupdated.
7549         (lookup_recursive_calls): Prioritize by call frequencies.
7550         (inline_small_functions): Move program size estimates here;
7551         actually process whole queue even when unit growth has been
7552         met. (to properly compute inline_failed reasons and for the
7553         case unit size decrease.) Revisit comments on recursive inlining.
7554         (ipa_inline): Remove unit summary code; first inline hot calls
7555         of functions called once, cold calls next.
7556         (order, nnodes): Remove unused variables.
7557         * Makefile.in (ipa-inline.o): No longer depent on ggc files.
7558         (GTFILES): Remove ipa-inline.c
7559         * sel-sched.c (fill_insns): Silence uninitialized var warning.
7560
7561 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
7562
7563         * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
7564
7565 2011-04-18  Jie Zhang  <jie@codesourcery.com>
7566             Richard Earnshaw  <rearnsha@arm.com>
7567
7568         * arm.c (neon_builtin_type_bits): Remove.
7569         (typedef enum neon_builtin_mode): New.
7570         (T_MAX): Don't define.
7571         (typedef enum neon_builtin_datum): Remove bits, codes[],
7572         num_vars and base_fcode.  Add mode, code and fcode.
7573         (VAR1, VAR2, VAR3, VAR4, VAR5, VAR6, VAR7, VAR8, VAR9
7574         VAR10): Change accordingly.
7575         (neon_builtin_data[]): Change accordingly
7576         (arm_init_neon_builtins): Change accordingly.
7577         (neon_builtin_compare): Remove.
7578         (locate_neon_builtin_icode): Remove.
7579         (arm_expand_neon_builtin): Change accordingly.
7580
7581         * arm.h (enum arm_builtins): Move to ...
7582         * arm.c (enum arm_builtins): ... here; and rearrange builtin code.
7583
7584         * arm.c (arm_builtin_decl): Declare.
7585         (TARGET_BUILTIN_DECL): Define.
7586         (enum arm_builtins): Correct ARM_BUILTIN_MAX.
7587         (arm_builtin_decls[]): New.
7588         (arm_init_neon_builtins): Store builtin declarations in
7589         arm_builtin_decls[].
7590         (arm_init_tls_builtins): Likewise.
7591         (arm_init_iwmmxt_builtins): Likewise.  Refactor initialization code.
7592         (arm_builtin_decl): New.
7593
7594 2011-04-18  Richard Guenther  <rguenther@suse.de>
7595
7596         * tree.c (upper_bound_in_type): Build properly canonicalized
7597         INTEGER_CSTs.
7598         (lower_bound_in_type): Likewise.
7599
7600 2011-04-18  Richard Guenther  <rguenther@suse.de>
7601
7602         * gimple.h (gimple_call_addr_fndecl): New function.
7603         (gimple_call_fndecl): Use it.
7604         * gimple-fold.c (gimple_fold_call): Fold away OBJ_TYPE_REFs
7605         for direct calls.
7606         * tree-ssa-ccp.c (ccp_fold_stmt): Remove OBJ_TYPE_REF folding.
7607         * tree-ssa-pre.c (eliminate): Also simplify indirect OBJ_TYPE_REFs.
7608
7609 2011-04-18  Richard Guenther  <rguenther@suse.de>
7610
7611         PR middle-end/48650
7612         * tree.c (build_string): STRING_CST is now derived from tree_typed.
7613
7614 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
7615
7616         PR lto/48492
7617         * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
7618         DECL_IN_CONSTANT_POOL without RTL.
7619
7620 2011-04-18  Ulrich Weigand  <ulrich.weigand@linaro.org>
7621             Ira Rosen  <ira.rosen@linaro.org>
7622
7623         PR target/48252
7624         * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
7625         to match neon_vzip/vuzp/vtrn_internal.
7626         * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
7627         outputs explicitly dependent on both inputs.
7628         (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
7629
7630 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
7631
7632         PR tree-optimization/48616
7633         * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
7634         whether the shift is by scalar or vector based on whether all SLP
7635         scalar stmts have the same rhs.
7636
7637 2011-04-17  Chung-Lin Tang  <cltang@codesourcery.com>
7638
7639         * config/arm/arm.c (neon_struct_mem_operand): Support POST_INC/PRE_DEC
7640         memory operands.
7641
7642 2011-04-17  Richard Sandiford  <rdsandiford@googlemail.com>
7643
7644         PR target/43700
7645         * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
7646         registers.
7647
7648 2011-04-17  Jan Hubicka  <jh@suse.cz>
7649
7650         * cgrpah.h (struct cgraph_node): Remove finalized_by_frontend.
7651         * cgrpahunit.c (cgraph_finalize_function): Do not set
7652         finalized_by_frontend.
7653         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
7654         finalized_by_frontend.
7655
7656 2011-04-17  Jan Hubicka  <jh@suse.cz>
7657
7658         * cgraph.c (cgraph_clone_node): Do not handle vtable_method
7659         * cgraph.h (struct cgraph_local_info): Drop vtable_method.
7660         * cgraphunit.c (cgraph_copy_node_for_versioning): Drop vtable_method.
7661         * lto-cgraph.c (lto_output_node, input_overwrite_node): Drop vtable
7662         method.
7663         * gimple-fold.c (can_refer_decl_in_current_unit_p): Mention PR20991 in
7664         gimple-fold.c
7665         * varasm.c (mark_decl_referenced): Drop vtable_method handling code.
7666
7667 2011-04-17  Eric Botcazou  <ebotcazou@adacore.com>
7668
7669         PR lto/48538
7670         * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
7671         is non-null before accessing it.
7672         (input_cgraph): Remove trailing spaces.
7673
7674 2011-04-17  Revital Eres  <revital.eres@linaro.org>
7675
7676         * params.def (sms-min-sc): New param flag.
7677         * modulo-sched.c (sms_schedule): Use it.
7678         * doc/invoke.texi (sms-min-sc): Document it.
7679
7680 2011-04-17  Jan Hubicka  <jh@suse.cz>
7681
7682         * lto-symtab.c (lto_cgraph_replace_node): When call statement is
7683         present, also set gimple_call_set_cannot_inline.
7684         * ipa-inline.c: Update toplevel comment.
7685         (MAX_TIME): Remove.
7686         (cgraph_clone_inlined_nodes): Fix linebreaks.
7687         (cgraph_check_inline_limits): Restructure to ...
7688         (caller_growth_limits): ... this one; be more tolerant
7689         on growth in nested inline chains; add explanatory comment;
7690         fix stack accounting thinko introduced by previous patch.
7691         (cgraph_default_inline_p): Remove.
7692         (report_inline_failed_reason): New function.
7693         (can_inline_edge_p): New function.
7694         (can_early_inline_edge_p): New function.
7695         (leaf_node_p): Move upwards in file.
7696         (want_early_inline_function_p): New function.
7697         (want_inline_small_function_p): New function.
7698         (want_inline_self_recursive_call_p): New function.
7699         (cgraph_edge_badness): Rename to ...
7700         (edge_badness) ... this one; fix linebreaks.
7701         (update_edge_key): Update call of edge_baddness; add
7702         detailed dump about queue updates.
7703         (update_caller_keys): Use can_inline_edge_p and
7704         want_inline_small_function_p.
7705         (cgraph_decide_recursive_inlining): Rename to...
7706         (recursive_inlining): Use can_inline_edge_p and
7707         want_inline_self_recursive_call_p; simplify and remove no longer
7708         valid FIXME.
7709         (cgraph_set_inline_failed): Remove.
7710         (add_new_edges_to_heap): Use can_inline_edge_p and
7711         want_inline_small_function_p.
7712         (cgraph_decide_inlining_of_small_functions): Rename to ...
7713         (inline_small_functions): ... this one; cleanup; use
7714         can/want predicates; cleanup debug ouput; work edges till fibheap
7715         is exhausted and do not stop once unit growth is reached; remove
7716         later loop processing remaining edges.
7717         (cgraph_flatten): Rename to ...
7718         (flatten_function): ... this one; use can_inline_edge_p
7719         and can_early_inline_edge_p predicates.
7720         (cgraph_decide_inlining): Rename to ...
7721         (ipa_inline): ... this one; remove unreachable nodes before
7722         inlining functions called once; simplify the pass.
7723         (cgraph_perform_always_inlining): Rename to ...
7724         (inline_always_inline_functions): ... this one; use
7725         DECL_DISREGARD_INLINE_LIMITS; use can_inline_edge_p predicate.
7726         (cgraph_decide_inlining_incrementally): Rename to ...
7727         (early_inline_small_functions): ... this one; simplify
7728         using new predicates; cleanup; make dumps prettier.
7729         (cgraph_early_inlining): Rename to ...
7730         (early_inliner): newer inline regular functions into always-inlines;
7731         fix updating of call stmt summaries.
7732         (pass_early_inline): Update for new names.
7733         (inline_transform): Fix formating.
7734         (gate_cgraph_decide_inlining): Rename to ...
7735         (pass_ipa_inline): ... this one.
7736         * ipa-inline.h (inline_summary): Remove disregard_inline_limits.
7737         * ipa-inline-analysis.c (dump_inline_summary): Update.
7738         (compute_inline_parameters): Do not compute disregard_inline_limits;
7739         look for mismatching arguments.
7740         (estimate_growth): Fix handlig of non-trivial self recursion.
7741         (inline_read_summary): Do not read info->disregard_inline_limits.
7742         (inline_write_summary): Do not write info->disregard_inline_limits.
7743         * tree-inline.c (inline_forbidden_into_p, tree_can_inline_p): Remove
7744         and move all checks into can_inline_edge_p predicate; re-enable code
7745         comparing optimization levels.
7746         (expand_call_inline): Do not test inline_forbidden_into_p.
7747         * Makefile.in (ipa-inline.o): Update arguments.
7748
7749 2011-04-17  Revital Eres  <revital.eres@linaro.org>
7750
7751         * ddg.c (free_ddg_all_sccs): Free sccs field in struct ddg_all_sccs.
7752
7753 2011-04-17  Revital Eres  <revital.eres@linaro.org>
7754
7755         * modulo-sched.c (sms_schedule): Avoid unfreed memory when SMS fails.
7756
7757 2011-04-17  Michael Matz  <matz@suse.de>
7758
7759         PR tree-optimization/48622
7760         PR lto/48645
7761         * ipa-inline-analysis.c (inline_read_summary): Read size/time
7762         in same order as they're written.
7763
7764 2011-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7765
7766         * config/pa/predicates.md: Reorganize and simplify predicates.
7767         Eliminate duplicate code checks.
7768         (arith_operand): Rename to arith14_operand
7769         (reg_or_ior_operand): Rename to reg_or_cint_ior_operand.
7770         * config/pa/pa.md: Use renamed operands.
7771         * config/pa/pa-protos.h (symbolic_operand): Delete declaration.
7772         (tls_symbolic_operand, function_label_operand, lhs_lshift_cint_operand,
7773         arith11_operand, adddi3_operand, indexed_memory_operand,
7774         symbolic_memory_operand, int11_operand, reg_or_cint_move_operand,
7775         arith5_operand, uint5_operand, pic_label_operand, plus_xor_ior_operator,
7776         borx_reg_operand, shadd_operand, arith_operand, read_only_operand,
7777         move_dest_operand, move_src_operand, prefetch_cc_operand,
7778         prefetch_nocc_operand, and_operand, ior_operand, arith32_operand,
7779         uint32_operand, reg_before_reload_operand, reg_or_0_operand,
7780         reg_or_0_or_nonsymb_mem_operand, pre_cint_operand, post_cint_operand,
7781         div_operand, int5_operand, movb_comparison_operator,
7782         ireg_or_int5_operand, call_operand_address, ior_operand, fp_reg_operand,
7783         arith_double_operand, ireg_operand, lhs_lshift_operand,
7784         pc_or_label_operand, non_hard_reg_operand, eq_neq_comparison_operator,
7785         integer_store_memory_operand): Likewise.
7786         * config/pa/pa.c (adddi3_operand): Move to predicates.md.
7787         (integer_store_memory_operand, read_only_operand,
7788         function_label_operand, borx_reg_operand,
7789         non_hard_reg_operand): Likewise.
7790         (eq_neq_comparison_operator): Delete unused operator.
7791         (legitimize_pic_address): Use VOIDmode for mode argument in calls to
7792         function_label_operand.
7793         (emit_move_sequence): Likewise.
7794
7795 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
7796
7797         * config/i386/sse.md (sseunpackmode): New mode attribute.
7798         (ssepackmode): Ditto.
7799         (vec_pack_trunc_<mode>): Macroize expander from
7800         vec_pack_trunc_{v8hi,v4si,v2di} using VI248_128 mode iterator.
7801         (vec_unpacks_lo_<mode>): Macroize expander from
7802         vec_unpacks_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
7803         (vec_unpacks_hi_<mode>): Macroize expander from
7804         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
7805         (vec_unpacku_lo_<mode>): Macroize expander from
7806         vec_unpacku_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
7807         (vec_unpacku_hi_<mode>): Macroize expander from
7808         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
7809         * config/i386/i386.c (ix86_expand_sse_unpack): Merge with
7810         ix86_expand_sse4_unpack.
7811         * config/i386/i386-protos.h (ix86_expand_sse4_unpack): Remove.
7812
7813 2011-04-16  Jan Hubicka  <jh@suse.cz>
7814
7815         * cgraphbuild.c: Include ipa-inline.h.
7816         (reset_inline_failed): Use initialize_inline_failed.
7817         * cgraph.c: Include ipa-inline.h.
7818         (cgraph_create_node_1): Do not initialize estimated_growth.
7819         (initialize_inline_failed): More to ipa-inline-analysis.c
7820         (dump_cgraph_node): Do not dump inline flags.
7821         * cgraph.h (cgraph_local_info): Remove inlineable, versionable
7822         and disregard_inline_limits flags.
7823         (cgrpah_global_info): Remove estimated_stack_size, stack_frame_offset,
7824         time, size, estimated_growth.
7825         * ipa-cp.c (ipcp_versionable_function_p, ipcp_generate_summary):
7826         Update.
7827         * cgraphunit.c (cgraph_decide_is_function_needed): Use
7828         DECL_DISREGARD_INLINE_LIMITS.
7829         (cgraph_analyze_function): Do not initialize
7830         node->local.disregard_inline_limits.
7831         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
7832         inlinable, versionable and disregard_inline_limits.
7833         * ipa-inline.c (cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
7834         cgraph_check_inline_limits, cgraph_default_inline_p,
7835         cgraph_edge_badness, update_caller_keys, update_callee_keys,
7836         add_new_edges_to_heap): Update.
7837         (cgraph_decide_inlining_of_small_function): Update; set
7838         CIF_FUNCTION_NOT_INLINABLE for uninlinable functions.
7839         (cgraph_decide_inlining, cgraph_edge_early_inlinable_p,
7840         cgraph_decide_inlining_incrementally): Update.
7841         * ipa-inline.h (inline_summary): Add inlinable, versionable,
7842         disregard_inline_limits, estimated_stack_size, stack_frame_offset,
7843         time, size and estimated_growth parameters.
7844         (estimate_edge_growth): Update.
7845         (initialize_inline_failed): Declare.
7846         * ipa-split.c: Include ipa-inline.h
7847         (execute_split_functions): Update.
7848         * ipa.c (cgraph_postorder): Use DECL_DISREGARD_INLINE_LIMITS.
7849         (cgraph_remove_unreachable_nodes): Do not clear inlinable flag.
7850         (record_cdtor_fn): Use DECL_DISREGARD_INLINE_LIMITS.
7851         * ipa-inline-analysis.c (inline_node_removal_hook): Update; set
7852         estimated_growth to INT_MIN.
7853         (inline_node_duplication_hook): Likewise.
7854         (dump_inline_summary): Dump new fields.
7855         (compute_inline_parameters): Update.
7856         (estimate_edge_time, estimate_time_after_inlining,
7857         estimate_size_after_inlining, estimate_growth, inline_read_summary,
7858         inline_write_summary):
7859         (initialize_inline_failed): Move here from cgraph.c.
7860         * tree-sra.c: Include ipa-inline.h.
7861         (ipa_sra_preliminary_function_checks): Update.
7862         * Makefile.in (cgraph.o, cgraphbuild.o): Add dependency on
7863         ipa-inline.h.
7864
7865 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
7866
7867         * config/i386/sse.md (V16): New mode iterator.
7868         (VI1, VI8): Ditto.
7869         (AVXMODEQI, AVXMODEDI): Remove.
7870         (sse2, sse3): New mode attribute.
7871         (mov<mode>): Use V16 mode iterator.
7872         (*mov<mode>_internal): Merge with *avx_mov<mode>_internal.
7873         (push<mode>1): Use V16 mode iterator.
7874         (movmisalign<mode>): Ditto.
7875         (<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
7876         <sse>_movu<ssemodesuffix> and avx_movu<ssemodesuffix><avxmodesuffix>.
7877         (*<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
7878         *<sse>_movu<ssemodesuffix> and *avx_movu<ssemodesuffix><avxmodesuffix>.
7879         (<sse2>_movdqu<avxmodesuffix>): Merge from sse2_movdqu and
7880         avx_movdqu<avxmodesuffix>.
7881         (*<sse2>_movdqu<avxmodesuffix>): Merge from *sse2_movdqu and
7882         *avx_movdqu<avxmodesuffix>.
7883         (<sse3>_lddqu<avxmodesuffix>) Merge from sse3_lddqu and
7884         avx_lddqu<avxmodesuffix>.
7885         (<sse>_movnt<mode>): Merge with avx_movnt<AVXMODEF2P:mode>.
7886         (<sse2>_movnt<mode>): Merge from sse2_movntv2di and
7887         avx_movnt<AVXMODEDI:mode>.
7888         * config/i386/i386.c (ix86_expand_vector_move_misalign): Update for
7889         renamed sse_movups, sse2_movupd and sse2_movdqu patterns.
7890
7891 2011-04-16  Bernd Schmidt  <bernds@codesourcery.com>
7892
7893         PR target/48629
7894         * haifa-sched.c (prune_ready_list, schedule_block): Use
7895         sched_pressure_p rather than flag_sched_pressure.
7896
7897 2011-04-15  Pat Haugen  <pthaugen@us.ibm.com>
7898
7899         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
7900         cgraph_get_node instead of cgraph_get_create_node.
7901
7902 2011-04-15  Jakub Jelinek  <jakub@redhat.com>
7903
7904         * cfgexpand.c (expand_debug_expr): Use
7905         simplify_gen_{unary,binary,ternary} instead of gen_rtx_*.
7906
7907 2011-04-15  Michael Matz  <matz@suse.de>
7908
7909         * tree.h (ALLOCA_FOR_VAR_P): Rename to CALL_ALLOCA_FOR_VAR_P.
7910         * builtins.c (expand_builtin): Use CALL_ALLOCA_FOR_VAR_P.
7911         * function.c (gimplify_parameters): Ditto.
7912         * gimplify.c (gimplify_vla_decl): Ditto.
7913
7914         * gimple.h (enum gf_mask): Add GF_CALL_ALLOCA_FOR_VAR.
7915         (gimple_call_set_alloca_for_var): New inline function.
7916         (gimple_call_alloca_for_var_p): Ditto.
7917         * gimple.c (gimple_build_call_from_tree): Remember
7918         CALL_ALLOCA_FOR_VAR_P state.
7919         * cfgexpand.c (expand_call_stmt): Restore CALL_ALLOCA_FOR_VAR_P state.
7920
7921         * tree-inline.c (inline_forbidden_p_stmt): Don't reject alloca
7922         calls if they were for VLA objects.
7923
7924 2011-04-15  Martin Jambor  <mjambor@suse.cz>
7925
7926         * ipa-prop.c (ipa_analyze_virtual_call_uses): Remove handling
7927         of ADR_EXPRs.
7928
7929 2011-04-15  Martin Jambor  <mjambor@suse.cz>
7930
7931         PR middle-end/48601
7932         * tree-emutls.c (lower_emutls_function_body): Call
7933         cgraph_get_create_node instead of cgraph_get_node.  Do not assert the
7934         result is non-NULL.
7935
7936 2011-04-15  Nicola Pero  <nicola.pero@meta-innovation.com>
7937
7938         * c-decl.c (detect_field_duplicates): Call
7939         objc_detect_field_duplicates instead of objc_get_interface_ivars.
7940
7941 2011-04-15  Nathan Froyd  <froydnj@codesourcery.com>
7942
7943         * gimple.h (gimple_asm_clobbers_memory_p): Declare.
7944         * gimple.c (gimple_asm_clobbers_memory_p): Define.
7945         * ipa-pure-const.c (check_stmt): Call it.
7946         * tree-ssa-operands.c (get_asm_expr_operands): Likewise.
7947
7948 2011-04-15  Richard Guenther  <rguenther@suse.de>
7949
7950         PR tree-optimization/48290
7951         * tree-ssa-copy.c (copy_prop_visit_phi_node): Propagate constants.
7952         Properly decide inhibiting propagation based on the valueized
7953         operand.  Do loop-closed SSA form preserving here ...
7954         (init_copy_prop): ... not here.
7955
7956 2011-04-15  H.J. Lu  <hongjiu.lu@intel.com>
7957
7958         PR target/48612
7959         * config/i386/sse.md (*ieee_smin<mode>3): Switch mnemonics.
7960         (*ieee_smax<mode>3): Likewise.
7961
7962 2011-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
7963
7964         * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
7965         Replace match_operand with match_dup for the third operand in
7966         these expanders.
7967
7968 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
7969
7970         * combine.c (subst, combine_simlify_rtx): Add new argument, use it
7971         to track processing of conditionals.  Update all callers.
7972         (try_combine, simplify_if_then_else): Update.
7973
7974 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
7975
7976         * config/m68k/m68k.c (m68k_sched_variable_issue): Handle
7977         -fsched-pressure.
7978
7979 2011-04-15  Georg-Johann Lay  <avr@gjlay.de>
7980
7981         * config/avr/avr.md ("rotl<mode>3",mode=HIDI): Use match_dup
7982         instead of match_operand for operand 3.
7983
7984 2011-04-15  Richard Sandiford  <richard.sandiford@linaro.org>
7985
7986         * recog.h (insn_operand_data): Add an "allows_mem" field.
7987         * genoutput.c (output_operand_data): Initialize it.
7988         * optabs.c (maybe_legitimize_operand_same_code): New function.
7989         (maybe_legitimize_operand): Use it when matching the original
7990         op->value.
7991
7992 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
7993
7994         * gimplify.c: Fix issues in comments throughout.
7995         (voidify_wrapper_expr): Fix long line.
7996         (build_stack_save_restore): Likewise.
7997         (gimplify_loop_expr): Likewise.
7998         (gimplify_compound_lval): Likewise.
7999         (gimplify_init_ctor_eval): Likewise.
8000         (gimplify_modify_expr_rhs): Likewise.
8001         (omp_notice_threadprivate_variable): Likewise.
8002
8003 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
8004
8005         * cfgexpand.c (expand_call_stmt): Convert the function type to the
8006         original one if this is not a builtin function.
8007
8008 2011-04-14  Jakub Jelinek  <jakub@redhat.com>
8009
8010         PR target/48605
8011         * config/i386/sse.md (sse4_1_insertps): If operands[2] is a MEM,
8012         offset it as needed based on top 2 bits in operands[3], change
8013         MEM mode to SFmode and mask those 2 bits away from operands[3].
8014
8015 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
8016
8017         * c-parser.c (c_parser_objc_protocol_definition): Updated for
8018         change from objc_declare_protocols() to objc_declare_protocol().
8019
8020 2011-04-14  Uros Bizjak  <ubizjak@gmail.com>
8021
8022         * config/i386/sse.md (sse4_1): New mode attribute.
8023         (<sse4_1>_blend<ssemodesuffix><avxmodesuffix>): Macroize from
8024         avx_blend<ssemodesuffix><avxmodesuffix> and
8025         sse4_1_blend<ssemodesuffix> using VF mode iterator.
8026         (<sse4_1>_blendv<ssemodesuffix><avxmodesuffix>): Macroize from
8027         avx_blendv<ssemodesuffix><avxmodesuffix> and
8028         sse4_1_blendv<ssemodesuffix> using VF mode iterator.
8029         (<sse4_1>_dp<ssemodesuffix><avxmodesuffix>): Macroize from
8030         avx_dp<ssemodesuffix><avxmodesuffix> and
8031         sse4_1_dp<ssemodesuffix> using VF mode iterator.
8032         (sse4_1_mpsadbw): Merge with *avx_mpsadbw.
8033         (sse4_1_packusdw): Merge with *avx_packusdw.
8034         (sse4_1_pblendvb): Merge with *avx_pblendvb.
8035         (sse4_1_pblendw): Merge with *avx_pblendw.
8036         (avx_vtest<ssemodesuffix><avxmodesuffix>): Use VF mode iterator.
8037         (<sse4_1>_round<ssemodesuffix><avxmodesuffix>): Macroize from
8038         avx_round<ssemodesuffix>256 and sse4_1_round<ssemodesuffix> using
8039         VF mode iterator.
8040         (sse4_1_round<ssescalarmodesuffix>): Merge with
8041         *avx_round<ssescalarmodesuffix>.
8042         (aesenc): Merge with *avx_aesenc.
8043         (aesenclast): Merge with *avx_aesenclast.
8044         (aesdec): Merge with *avx_aesdec.
8045         (aesdeclast): Merge with *avx_aesdeclast.
8046         (pclmulqdq): Merge with *pclmulqdq.
8047         * config/i386/predicates.md (reg_not_xmm0_operand_maybe_avx):
8048         New predicate.
8049         (nonimm_not_xmm0_operand_maybe_avx): Ditto.
8050
8051 2011-04-14  H.J. Lu  <hongjiu.lu@intel.com>
8052
8053         PR middle-end/48608
8054         * cfgexpand.c (get_decl_align_unit): Renamed to ...
8055         (align_local_variable): This.  Update DECL_ALIGN.
8056         (add_stack_var): Updated.
8057         (expand_one_stack_var): Likewise.
8058
8059 2011-04-14  Richard Guenther  <rguenther@suse.de>
8060
8061         * tree-ssa-dse.c (struct dse_global_data, struct dse_block_local_data):
8062         Remove.
8063         (dse_initialize_block_local_data, dse_leave_block,
8064         record_voperand_set, get_stmt_uid): Likewise.
8065         (dse_possible_dead_store_p): Allow any kind of killing stmt.
8066         (dse_optimize_stmt): Remove voperand set handling code.
8067         Simplify and improve to handle any kind of killing stmt.
8068         (dse_record_phi): Remove.
8069         (dse_enter_block): Simplify.
8070         (tree_ssa_dse): Likewise.
8071         * tree-ssa-alias.c (stmt_kills_ref_p_1): Handle some builtins.
8072
8073 2011-04-14  Jan Hubicka  <jh@suse.cz>
8074
8075         * cgraph.c (dump_cgraph_node): Do not dump inline summaries.
8076         * cgraph.h (struct inline_summary): Move to ipa-inline.h
8077         (cgraph_local_info): Remove inline_summary.
8078         * ipa-cp.c: Include ipa-inline.h.
8079         (ipcp_cloning_candidate_p, ipcp_estimate_growth,
8080         ipcp_estimate_cloning_cost, ipcp_insert_stage): Use inline_summary
8081         accesor.
8082         * lto-cgraph.c (lto_output_node): Do not stream inline summary.
8083         (input_overwrite_node): Do not set inline summary.
8084         (input_node): Do not stream inline summary.
8085         * ipa-inline.c (cgraph_decide_inlining): Dump inline summaries.
8086         (cgraph_decide_inlining_incrementally): Do not try to estimate overall
8087         growth; we do not have inline parameters computed for that anyway.
8088         (cgraph_early_inlining): After inlining compute call_stmt_sizes.
8089         * ipa-inline.h (struct inline_summary): Move here from ipa-inline.h
8090         (inline_summary_t): New type and VECtor.
8091         (debug_inline_summary, dump_inline_summaries): Declare.
8092         (inline_summary): Use VOCtor.
8093         (estimate_edge_growth): Kill hack computing call stmt size directly.
8094         * lto-section-in.c (lto_section_name): Add inline section.
8095         * ipa-inline-analysis.c: Include lto-streamer.h
8096         (node_removal_hook_holder, node_duplication_hook_holder): New holders
8097         (inline_node_removal_hook, inline_node_duplication_hook): New functions.
8098         (inline_summary_vec): Define.
8099         (inline_summary_alloc, dump_inline_summary, debug_inline_summary,
8100         dump_inline_summaries): New functions.
8101         (estimate_function_body_sizes): Properly compute size/time of outgoing
8102         calls.
8103         (compute_inline_parameters): Alloc inline_summary; do not compute
8104         size/time of incomming calls.
8105         (estimate_edge_time): Avoid missing time summary hack.
8106         (inline_read_summary): Read inline summary info.
8107         (inline_write_summary): Write inline summary info.
8108         (inline_free_summary): Free all hooks and inline summary vector.
8109         * lto-streamer.h: Add LTO_section_inline_summary section.
8110         * Makefile.in (ipa-cp.o, ipa-inline-analysis.o): Update dependencies.
8111         * ipa.c (cgraph_remove_unreachable_nodes): Fix dump file formating.
8112
8113 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
8114
8115         * tree-vectorizer.h (vect_strided_store_supported): Add a
8116         HOST_WIDE_INT argument.
8117         (vect_strided_load_supported): Likewise.
8118         (vect_permute_store_chain): Return void.
8119         (vect_transform_strided_load): Likewise.
8120         (vect_permute_load_chain): Delete.
8121         * tree-vect-data-refs.c (vect_strided_store_supported): Take a
8122         count argument.  Check that the count is a power of two.
8123         (vect_strided_load_supported): Likewise.
8124         (vect_permute_store_chain): Return void.  Update after above changes.
8125         Assert that the access is supported.
8126         (vect_permute_load_chain): Likewise.
8127         (vect_transform_strided_load): Return void.
8128         * tree-vect-stmts.c (vectorizable_store): Update calls after
8129         above interface changes.
8130         (vectorizable_load): Likewise.
8131         (vect_analyze_stmt): Don't check for strided powers of two here.
8132
8133 2011-04-14  Richard Guenther  <rguenther@suse.de>
8134
8135         PR tree-optimization/48590
8136         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
8137         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
8138         (call_may_clobber_ref_p_1): Handle BUILT_IN_ALLOCA and
8139         BUILT_IN_STACK_SAVE.
8140         * tree-ssa-dce.c (propagate_necessity): Handle
8141         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
8142
8143 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
8144
8145         * c-parser.c (c_parser_objc_class_declaration): Updated call to
8146         objc_declare_class.
8147
8148 2011-04-14  Richard Guenther  <rguenther@suse.de>
8149
8150         * tree.h (get_object_alignment_1): Declare.
8151         * builtins.c (get_object_alignment_1): Split out worker from ...
8152         (get_object_alignment): ... here.
8153         * fold-const.c (get_pointer_modulus_and_residue): Use
8154         get_object_alignment_1.
8155
8156 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
8157
8158         * tree-vectorizer.h (vect_create_data_ref_ptr): Add an extra
8159         type parameter.
8160         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add an aggr_type
8161         parameter.  Generalise code to handle arrays as well as vectors.
8162         (vect_setup_realignment): Update accordingly.
8163         * tree-vect-stmts.c (vectorizable_store): Likewise.
8164         (vectorizable_load): Likewise.
8165
8166 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
8167
8168         * tree-vect-stmts.c (vectorizable_load): Allocate and free dr_chain
8169         within the per-copy loop.
8170
8171 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
8172
8173         * tree-vect-stmts.c (vectorizable_load): Print the number of copies
8174         in the dump file.
8175
8176 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
8177
8178         * doc/options.texi (Negative): Explicitly mention that the
8179         Negative chain must be circular.
8180
8181 2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>
8182
8183         * function.h (block_chainon): Declare.
8184         * function.c (block_chainon): Define.
8185
8186 2011-04-14  Anatoly Sokolov  <aesok@post.ru>
8187             Eric Weddington  <eric.weddington@atmel.com>
8188             Georg-Johann Lay  <avr@gjlay.de>
8189
8190         * config/avr/avr.c ("insn-codes.h", "optabs.h", "langhooks.h"):
8191         New Includes
8192         (avr_init_builtins, avr_expand_builtin,
8193         avr_expand_delay_cycles, avr_expand_unop_builtin,
8194         avr_expand_binop_builtin ): New functions.
8195         (avr_builtin_id): New enum
8196         (struct avr_builtin_description): New struct
8197         (bdesc_1arg, bdesc_2arg): New arrays describing some RTL builtins.
8198         (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
8199
8200         * config/avr/avr.md (UNSPEC_FMUL, UNSPEC_FMULS, UNSPEC_FMULSU,
8201         UNSPECV_ENABLE_IRQS, UNSPECV_NOP, UNSPECV_SLEEP, UNSPECV_WDR,
8202         UNSPECV_DELAY_CYCLES): new enumeration values
8203         (UNSPEC_SEI, UNSPEC_CLI): Remove enumeration values
8204         ("enable_interrupt"): Use UNSPECV_ENABLE_IRQS
8205         ("disable_interrupt"): Use UNSPECV_ENABLE_IRQS
8206         ("*rotlqi3_4"): rename insn to "rotlqi3_4"
8207         ("delay_cycles_1", "delay_cycles_2", "delay_cycles_3",
8208         "delay_cycles_4", "nopv", "sleep", "wdr", "fmul", "fmuls",
8209         "fmulsu"): New insns
8210
8211         * config/avr/avr-c.c: fix line endings
8212         (avr_cpu_cpp_builtins): New builtin defines: __BUILTIN_AVR_NOP,
8213         __BUILTIN_AVR_SEI, __BUILTIN_AVR_CLI, __BUILTIN_AVR_WDR,
8214         __BUILTIN_AVR_SLEEP, __BUILTIN_AVR_SWAP,
8215         __BUILTIN_AVR_DELAY_CYCLES, __BUILTIN_AVR_FMUL,
8216         __BUILTIN_AVR_FMULS, __BUILTIN_AVR_FMULSU.
8217
8218         * doc/extend.texi (AVR Built-in Functions): New node
8219         (Target Builtins): Add documentation of AVR
8220         built-in functions.
8221
8222 2011-04-14  Georg-Johann Lay  <avr@gjlay.de>
8223
8224         PR target/44643
8225         * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
8226         alone. Error if non-const data has attribute progmem.
8227
8228 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
8229
8230         * tree.h (struct tree_constructor): Include tree_typed instead of
8231         tree_common.
8232         * tree.c (initialize_tree_contains_struct): Mark TS_CONSTRUCTOR as
8233         TS_TYPED instead of TS_COMMON.
8234
8235 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
8236
8237         * config/i386/sse.md (*sse2_uavgv16qi3): Merge with *avx_uavgv16qi3.
8238         (*sse2_uavgv8hi3): Merge with *avx_uavgv8hi3.
8239         (sse2_psadbw): Merge with *avx_psadbw.
8240         (ssse3_phaddwv8hi3): Merge with *avx_phaddwv8hi3.
8241         (ssse3_phadddv4si3): Merge with *avx_phadddv4si3.
8242         (ssse3_phaddswv8hi3): Merge with *avx_phaddswv8hi3.
8243         (ssse3_phsubwv8hi3): Merge with *avx_phsubwv8hi3.
8244         (ssse3_phsubdv4si3): Merge with *avx_phsubdv4si3.
8245         (ssse3_phsubswv8hi3): Merge with *avx_phsubswv8hi3.
8246         (ssse3_pmaddubsw128): Merge with *avx_pmaddubsw128.
8247         (*ssse3_pmulhrswv8hi3): Merge with *avx_pmulhrswv8hi3.
8248         (ssse3_pshufbv16qi3): Merge with *avx_pshufbv16qi3.
8249         (ssse3_psign<mode>3): Merge with *avx_psign<mode>3.
8250         (ssse3_palignrti): Merge with *avx_palignrti.
8251
8252 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
8253
8254         * tree-flow.h (struct gimple_df): Make free_ssanames a VEC.
8255         * tree-ssanames.c (fini_ssanames): VEC_free it.
8256         (make_ssa_name_fn): Update for VECness of free_ssanames.
8257         (release_ssa_name, release_dead_ssa_names): Likewise.
8258         * tree.h (struct tree_ssa_name): Include tree_typed instead of
8259         tree_common.
8260         * tree.c (initialize_tree_contains_struct): Mark TS_SSA_NAME as
8261         TS_TYPED instead of TS_COMMON.
8262
8263 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
8264
8265         * postreload-gcse.c (gcse_after_reload_main): Add calls to
8266         statistics_counter_event.
8267         * tree-ssa-copyrename.c (stats): Define.
8268         (rename_ssa_copies): Count coalesced SSA_NAMEs.  Add call to
8269         statistics_counter_event.
8270         * tree-ssa-math-opts.c (reciprocal_stats, sincos_stats): Define.
8271         (bswap_stats, widen_mul_stats): Define.
8272         (insert_reciprocals): Increment rdivs_inserted.
8273         (execute_cse_reciprocals): Zeroize reciprocal_stats.  Increment
8274         rfuncs_inserted.  Add calls to statistics_counter_event.
8275         (execute_cse_sincos_1): Increment inserted.
8276         (execute_cse_sincos): Zeroize sincos_stats.  Add call to
8277         statistics_counter_event.
8278         (execute_optimize_bswap): Zeroize bswap_stats.  Increment fields
8279         of bswap_stats.  Add calls to statistics_counter_event.
8280         (convert_mult_to_widen): Increment widen_mults_inserted.
8281         (convert_plusminus_to_widen): Increment maccs_inserted.
8282         (convert_mult_to_fma): Increment fmas_inserted.
8283         (execute_optimize_widening_mul): Zeroize widen_mul_stats.  Add
8284         calls to statistics_counter_event.
8285
8286 2011-04-13  Vladimir Makarov  <vmakarov@redhat.com>
8287
8288         PR rtl-optimization/48455
8289         * ira-costs.c (find_costs_and_classes): Use i_mem_cost instead of
8290         `temp_costs->mem_cost'.
8291
8292 2011-04-13  Jan Hubicka  <jh@suse.cz>
8293
8294         * ipa-inline.h: New file.
8295         * ipa-inline-analysis.c: New file. Broken out of ...
8296         * ipa-inline.c: ... this file; update toplevel comment;
8297         include ipa-inline.h
8298         (inline_summary): Move to ipa-inline.h
8299         (cgraph_estimate_edge_time): Rename to estimate_edge_time; move to
8300         ipa-inline-analysis.c.
8301         (cgraph_estimate_time_after_inlining): Rename to
8302         estiamte_time_after_inlining; move to ipa-inline-analysis.c
8303         (cgraph_estimate_edge_growth): Move to ipa-inline-analysis.c; rename
8304         to estimate_edge_growth.
8305         (cgraph_estimate_size_after_inlining): Move to ipa-inline-analysis.c;
8306         rename to estimate_size_after_inlining.
8307         (cgraph_mark_inline_edge): Update for new naming convention.
8308         (cgraph_check_inline_limits): Likewise.
8309         (cgraph_edge_badness): Likewise.
8310         (cgraph_decide_recursive_inlining): Likewise.
8311         (cgraph_decide_inlining_of_small_functions): Likewise.
8312         (cgraph_decide_inlining_incrementally): Likewise.
8313         (cgraph_estimate_growth): Rename to estimate_growth; move to
8314         ipa-inline-analysis.c.
8315         (eliminated_by_inlining_prob): Move to ipa-inline-analysis.c.
8316         (estimate_function_body_sizes): Move to ipa-inline-analysis.c.
8317         (compute_inline_parameters): Likewise.
8318         (compute_inline_parameters_for_current): Likewise.
8319         (pass_inline_parameters): Likewise.
8320         (inline_indirect_intraprocedural_analysis): Likewise.
8321         (analyze_function): Rename to inline_analyze_function; likewise.
8322         (add_new_function): Move to ipa-inline-analysis.c.
8323         (inline_generate_summary): Likewise.
8324         (inline_read_summary): Likewise.
8325         (inline_write_summary): Likewise.
8326         * Makefile.in (ipa-inline-analysis.c): New file.
8327
8328 2011-04-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8329
8330         * configure.ac (gcc_cv_as_sparc_gotdata_op): Remove GNU ld check.
8331         * configure: Regenerate.
8332
8333 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
8334
8335         * tree.h (struct tree_int_cst, struct real_value): Include tree_typed
8336         instead of tree_common.
8337         (struct tree_fixed_cst, struct tree_string, struct tree_complex):
8338         Likewise.
8339         * tree.c (initialize_tree_contains_struct): Mark such nodes as being
8340         TS_TYPED rather than TS_COMMON.
8341         * print-tree.c (print_node) [STRING_CST]: Don't print TREE_CHAIN.
8342
8343 2011-04-01  Georg-Johann Lay  <avr@gjlay.de>
8344
8345         PR target/45263
8346         * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Don't use
8347         r20 around calls of __tablejump_elpm__
8348
8349 2011-04-13  Jakub Jelinek  <jakub@redhat.com>
8350
8351         PR middle-end/48591
8352         * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is
8353         NULL.
8354         (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
8355
8356 2011-04-13  Bernd Schmidt  <bernds@codesourcery.com>
8357
8358         * dwarf2out.c (struct dw_cfi_struct): Remove member dw_cfi_next.
8359         (dw_cfi_ref): Add DEF_VEC_P and some DEF_VEC_ALLOC_Ps.
8360         (cfi_vec): New typedef.
8361         (struct dw_fde_struct): Make dw_fde_cfi a cfi_vec. Replace
8362         dw_fde_switch_cfi with an integer dw_fde_switch_cfi_index.
8363         (cie_cfi_vec): New static variable.
8364         (cie_cfi_head): Delete.
8365         (add_cfi): Accept a cfi_vec * as first argument. All callers and
8366         declaration changed. Use vector rather than list operations.
8367         (new_cfi): Don't initialize the dw_cfi_next field.
8368         (add_fde_cfi): Allocate cie_cfi_vec if necessary. Use vector
8369         rather than list operations.
8370         (lookup_cfa): Use vector rather than list operations.
8371         (output_cfis): New argument upto. Accept a cfi_vec rather than
8372         a dw_cfi_ref list head as argument. All callers changed.
8373         Iterate over the vector using upto as a maximum index.
8374         (output_all_cfis): New static function.
8375         (output_fde): Use vector rather than list operations. Use the
8376         new upto argument for output_cfis rather than manipulating a
8377         list.
8378         (dwarf2out_begin_prologue): Change initializations to match
8379         new struct members.
8380         (dwarf2out_switch_text_section): Initialize dw_fde_switch_cfi_index
8381         from the vector length rather than searching for the end of a list.
8382         Use output_all_cfis.
8383         (convert_cfa_to_fb_loc_list): Use vector rather than list operations.
8384
8385 2011-04-13  Nick Clifton  <nickc@redhat.com>
8386
8387         * config/rx/rx.md (movmemsi): Do not use this pattern when
8388         volatile pointers are involved.
8389
8390 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
8391
8392         * config/i386/sse.md (pinsrbits): Remove.
8393         (sse2_packsswb): Merge with *avx_packsswb.
8394         (sse2_packssdw): Merge with *avx_packssdw.
8395         (sse2_packuswb): Merge with *avx_packuswb.
8396         (vec_interleave_highv16qi): Merge with *avx_interleave_highv16qi.
8397         (vec_interleave_lowv16qi): Merge with *avx_interleave_lowv16qi.
8398         (vec_interleave_highv8hi): Merge with *avx_interleave_highv8hi.
8399         (vec_interleave_lowv8hi): Merge with *avx_interleave_lowv8hi.
8400         (vec_interleave_highv4si): Merge with *avx_interleave_highv4si.
8401         (vec_interleave_lowv4si): Merge with *avx_interleave_lowv4si.
8402         (*sse4_1_pinsrb): Merge with *avx_pinsr<ssevecsize>.
8403         (*sse2_pinsrw): Merge with *avx_pinsr<ssevecsize>.
8404         (*sse4_1_pinsrd): Merge with *avx_pinsr<ssevecsize>.
8405         (*sse4_1_pinsrq): Merge with *avx_pinsrq.
8406         (sse2_loadld): Merge with *avx_loadld.
8407         (*vec_extractv2di_1_rex64): Merge with *vec_extractv2di_1_rex64_avx.
8408         (*vec_extractv2di_1_sse2): Merge with *vec_extractv2di_1_avx.
8409         (*vec_concatv2si_sse4_1): Merge with *vec_concatv2si_avx.
8410         (*vec_concatv2di_rex64_sse4_1): Merge with *vec_concatv2di_rex64_avx.
8411         (vec_concatv2di): Merge with *vec_concatv2di_avx.
8412
8413 2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>
8414
8415         * c-decl.c (union lang_tree_node): Check for TS_COMMON before
8416         calling TREE_CHAIN.
8417         * print-tree.c (print_node): Likewise.
8418         * tree-inline.c (copy_tree_r): Likewise.
8419         * c-lang.c (LANG_HOOKS_INIT_TS): Define.
8420         * lto-streamer-in.c (lto_input_tree_pointers): Check for TS_TYPED
8421         instead of TS_COMMON.
8422         * lto-streamer-out.c (lto_output_tree_pointers): Likewise.
8423         * tree.c (initialize_tree_contains_struct): Handle TS_TYPED.
8424         (copy_node_stat): Zero TREE_CHAIN only if necessary.
8425         (MARK_TS_BASE, MARK_TS_TYPED, MARK_TS_COMMON): Move these...
8426         (MARK_TS_DECL_COMMON, MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL):
8427         ...and these...
8428         (MARK_TS_DECL_WITH_VIS, MARK_TS_DECL_NON_COMMON): ...and these...
8429         * tree.h: ...here.
8430         (TREE_CHAIN): Check for a TS_COMMON structure.
8431         (TREE_TYPE): Check for a TS_TYPED structure.
8432
8433 2011-04-12  Pat Haugen  <pthaugen@us.ibm.com>
8434
8435         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
8436         cgraph_get_create_node instead of cgraph_node.
8437
8438 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
8439
8440         * c-parser.c (c_parser_initelt): Updated call to
8441         objc_build_message_expr.
8442         (c_parser_postfix_expression): Likewise.
8443
8444 2011-04-12  Kai Tietz  <ktietz@redhat.com>
8445
8446         * config/i386/mingw32.h (TARGET_SUBTARGET_DEFAULT): Add
8447         MASK_MS_BITFIELD_LAYOUT bit.
8448
8449 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
8450
8451         * combine.c (update_cfg_for_uncondjump): Instead of testing at_end
8452         assert it is always true.
8453         (try_combine): Don't call update_cfg_for_uncondjump for noop non-jump
8454         moves.
8455
8456 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
8457
8458         * c-parser.c (c_lex_one_token): Rewritten conditional used when
8459         compiling Objective-C to be more efficient.
8460
8461 2011-04-12  Axel Freyn  <axel-freyn@gmx.de>
8462
8463         * opts-common.c (decode_cmdline_options_to_array): Remove variable
8464         argv_copied.
8465
8466 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
8467
8468         * recog.h, genoutput.c, optabs.c: Revert last patch.
8469
8470 2011-04-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
8471
8472         PR target/48090
8473         * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
8474
8475 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
8476
8477         * recog.h (insn_operand_data): Add an "allows_mem" field.
8478         * genoutput.c (output_operand_data): Initialize it.
8479         * optabs.c (maybe_legitimize_operand_same_code): New function.
8480         (maybe_legitimize_operand): Use it when matching the original
8481         op->value.
8482
8483 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
8484
8485         * genpreds.c (process_define_predicate): Move most processing
8486         to gensupport.c.  Continue to validate the expression.
8487         * genrecog.c (did_you_mean_codes, compute_predicate_codes)
8488         (process_define_predicate): Move processing to gensupport.c.
8489         (main): Remove DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE cases.
8490         * gensupport.c (did_you_mean_codes): Moved from genrecog.c.
8491         (compute_predicate_codes): Moved from genrecog.c.  Add lineno
8492         argument.
8493         (valid_predicate_name_p): New function, split out from old
8494         genpreds.c:process_define_predicate.
8495         (process_define_predicate): New function, combining code from
8496         old genpreds.c and genrecog.c functions.
8497         (process_rtx): Call it for DEFINE_PREDICATE and
8498         DEFINE_SPECIAL_PREDICATE.
8499
8500 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
8501
8502         * config/arm/arm.c (arm_print_operand): Use MEM_SIZE to get the
8503         size of a '%A' memory reference.
8504         (T_DREG, T_QREG): New neon_builtin_type_bits.
8505         (arm_init_neon_builtins): Assert that the load and store operands
8506         are neon_struct_operands.
8507         (locate_neon_builtin_icode): Provide the neon_builtin_type_bits.
8508         (NEON_ARG_MEMORY): New builtin_arg.
8509         (neon_dereference_pointer): New function.
8510         (arm_expand_neon_args): Add a neon_builtin_type_bits argument.
8511         Handle NEON_ARG_MEMORY.
8512         (arm_expand_neon_builtin): Update after above interface changes.
8513         Use NEON_ARG_MEMORY for loads and stores.
8514         * config/arm/predicates.md (neon_struct_operand): New predicate.
8515         * config/arm/iterators.md (V_two_elem): Tweak formatting.
8516         (V_three_elem): Use BLKmode for accesses that have no associated mode.
8517         (V_four_elem): Tweak formatting.
8518         * config/arm/neon.md (neon_vld1<mode>, neon_vld1_dup<mode>)
8519         (neon_vst1_lane<mode>, neon_vst1<mode>, neon_vld2<mode>)
8520         (neon_vld2_lane<mode>, neon_vld2_dup<mode>, neon_vst2<mode>)
8521         (neon_vst2_lane<mode>, neon_vld3<mode>, neon_vld3_lane<mode>)
8522         (neon_vld3_dup<mode>, neon_vst3<mode>, neon_vst3_lane<mode>)
8523         (neon_vld4<mode>, neon_vld4_lane<mode>, neon_vld4_dup<mode>)
8524         (neon_vst4<mode>): Replace pointer operand with a memory operand.
8525         Use %A in the output template.
8526         (neon_vld3qa<mode>, neon_vld3qb<mode>, neon_vst3qa<mode>)
8527         (neon_vst3qb<mode>, neon_vld4qa<mode>, neon_vld4qb<mode>)
8528         (neon_vst4qa<mode>, neon_vst4qb<mode>): Likewise, but halve
8529         the width of the memory access.  Remove post-increment.
8530         * config/arm/neon-testgen.ml: Allow addresses to have an alignment.
8531
8532 2011-04-12  Nick Clifton  <nickc@redhat.com>
8533
8534         * config/v850/v850.c (expand_prologue): Do not use the CALLT
8535         instruction for interrupt handlers if the target is the basic V850
8536         architecture.
8537         (expand_epilogue): Likewise.
8538
8539 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
8540
8541         PR rtl-optimization/48549
8542         * combine.c (propagate_for_debug): Also stop after BB_END of
8543         this_basic_block.  Process LAST and just stop processing after it.
8544         (combine_instructions): If last_combined_insn has been deleted,
8545         set last_combined_insn to its PREV_INSN.
8546
8547 2011-04-12  Richard Guenther  <rguenther@suse.de>
8548
8549         PR tree-optimization/46076
8550         * gimple.h (struct gimple_statement_call): Add fntype field.
8551         (gimple_call_fntype): Adjust.
8552         (gimple_call_set_fntype): New function.
8553         * gimple.c (gimple_build_call_1): Set the call function type.
8554         * gimplify.c (gimplify_call_expr): Preserve the function
8555         type the frontend used for the call.
8556         (gimplify_modify_expr): Likewise.
8557         * lto-streamer-in.c (input_gimple_stmt): Input the call stmts
8558         function type.
8559         * lto-streamer-out.c (output_gimple_stmt): Output the call stmts
8560         function type.
8561         * tree-ssa.c (useless_type_conversion_p): Function pointer
8562         conversions are useless.
8563
8564 2011-04-12  Martin Jambor  <mjambor@suse.cz>
8565
8566         * cgraph.h (cgraph_node): Remove function declaration.
8567         (cgraph_create_node): Declare.
8568         (cgraph_get_create_node): Likewise.
8569         * cgraph.c (cgraph_create_node): Renamed to cgraph_create_node_1.
8570         Updated all callers.
8571         (cgraph_node): Renamed to cgraph_create_node, assert that a node for
8572         the decl does not already exist.  Call cgraph_get_create_node instead
8573         of cgraph_node.
8574         (cgraph_get_create_node): New function.
8575         (cgraph_same_body_alias): Update comment.
8576         (cgraph_set_call_stmt): Call cgraph_get_node instead of cgraph_node,
8577         assert it does not return NULL.
8578         (cgraph_update_edges_for_call_stmt): Likewise.
8579         (cgraph_clone_edge): Likewise.
8580         (cgraph_create_virtual_clone): Likewise.
8581         (cgraph_update_edges_for_call_stmt_node): Call cgraph_get_create_node
8582         instead of cgraph_node.
8583         (cgraph_add_new_function): Call cgraph_create_node or
8584         cgraph_get_create_node instead of cgraph_node.
8585         * cgraphbuild.c (record_reference): Call cgraph_get_create_node
8586         instead of cgraph_node.
8587         (record_eh_tables): Likewise.
8588         (mark_address): Likewise.
8589         (mark_load): Likewise.
8590         (build_cgraph_edges): Call cgraph_get_create_node instead
8591         of cgraph_node.
8592         (rebuild_cgraph_edges): Likewise.
8593         * cgraphunit.c (cgraph_finalize_function): Call cgraph_get_create_node
8594         instead of cgraph_node.
8595         (cgraph_copy_node_for_versioning): Call cgraph_create_node instead of
8596         cgraph_node.
8597         * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Call
8598         cgraph_create_node instead of cgraph_node.
8599         * c-decl.c (finish_function): Call cgraph_get_create_node instead
8600         of cgraph_node.
8601         * lto-cgraph.c (input_node): Likewise.
8602         * lto-streamer-in.c (input_function): Likewise.
8603         * varasm.c (mark_decl_referenced): Likewise.
8604         (assemble_alias): Likewise.
8605
8606 2011-04-12  Martin Jambor  <mjambor@suse.cz>
8607
8608         * tree-inline.c (tree_function_versioning): Call cgraph_get_node
8609         instead of cgraph_node and assert it does not return NULL.
8610         * lto-streamer-in.c (lto_read_body): Likewise.
8611         * omp-low.c (new_omp_context): Likewise.
8612         (create_task_copyfn): Likewise.
8613         * tree-emutls.c (lower_emutls_function_body): Likewise.
8614         * matrix-reorg.c (transform_allocation_sites): Likewise.
8615
8616 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
8617
8618         PR c/48552
8619         * c-typeck.c (build_asm_expr): Error out on attempts to use
8620         void type outputs or inputs for constraints that allow reg or
8621         don't allow memory.
8622
8623 2011-04-11  Chung-Lin Tang  <cltang@codesourcery.com>
8624             Richard Earnshaw  <rearnsha@arm.com>
8625
8626         PR target/48250
8627         * config/arm/arm.c (arm_legitimize_reload_address): Update cases
8628         to use sign-magnitude offsets. Reject unsupported unaligned
8629         cases. Add detailed description in comments.
8630         * config/arm/arm.md (reload_outdf): Disable for ARM mode; change
8631         condition from TARGET_32BIT to TARGET_ARM.
8632
8633 2011-04-11  Nathan Froyd  <froydnj@codesourcery.com>
8634
8635         * tree.h (struct typed_tree): New.
8636         (struct tree_common): Include it instead of tree_base.
8637         (TREE_TYPE): Update for new location of type field.
8638         (TYPE_USER_ALIGN, TYPE_PACKED): Refer to base field directly.
8639         (DECL_USER_ALIGN, DECL_PACKED): Likewise.
8640         (union tree_node): Add typed field.
8641         * treestruct.def (TS_TYPED): New.
8642         * lto-streamer.c (check_handled_ts_structures): Handle it.
8643         * tree.c (MARK_TS_TYPED): New macro.
8644         (MARK_TS_COMMON): Call it instead of MARK_TS_BASE.
8645
8646 2011-04-11  Eric Botcazou  <ebotcazou@adacore.com>
8647
8648         * cfghooks.c (redirect_edge_and_branch_force): Localize variable.
8649         (force_nonfallthru): Do not alter the loop nest if no basic block
8650         was created.
8651
8652 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
8653
8654         * config/i386/sse.md (VI): New mode iterator.
8655         (SSEMODEI): Remove.
8656         (AVX256MODEI): Ditto.
8657         (AVXMODEF4P): Ditto.
8658         (avxvecpsmode): Ditto.
8659         (one_cmpl<mode>2): Enable for TARGET_SSE.  Use VI mode iterator.
8660         (sse2_andnot<mode>3): New expander.
8661         (*andnot<mode>3): Merge with *sse2_andnot<mode>3 and
8662         *avx_andnot<mode>3.  Enable for TARGET_SSE.  Use VI mode iterator.
8663         (<any_logic:code><mode>3): Use VI mode iterator.
8664         (*<any_logic:code><mode>3): Merge with *sse2_<any_logic:code><mode>3
8665         and *avx_<any_logic:code><mode>3.  Use VI mode iterator.
8666         (*andnottf3): Handle AVX three-operand constraints.
8667         (*<any_logic:code>tf3): Handle AVX three-operand constraints.
8668
8669 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
8670             Robert Millan  <rmh@gnu.org>
8671
8672         * config.gcc (x86_64-*-kfreebsd*-gnu): Use i386/kfreebsd-gnu.h.
8673         * config/i386/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER32,
8674         GNU_USER_DYNAMIC_LINKER64): Define.
8675         (REG_NAME): Don't undefine.
8676         (MD_UNWIND_SUPPORT): Undefine.
8677         * config/i386/knetbsd-gnu.h (GNU_USER_LINK_EMULATION): Define.
8678         (REG_NAME): Don't undefine.
8679         (MD_UNWIND_SUPPORT): Undefine.
8680         * config/i386/kopensolaris-gnu.h (GNU_USER_LINK_EMULATION): Define.
8681
8682 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
8683
8684         * config/i386/gnu.h (GNU_USER_LINK_EMULATION): Define.
8685         (CPP_SPEC, CC1_SPEC, ENDFILE_SPEC): Remove.
8686
8687 2011-04-11  Xinliang David Li  <davidxl@google.com>
8688
8689         * value-profile.c (check_ic_target): New function.
8690         (gimple_ic_transform): Sanity check indirect call target.
8691         * gimple-low.c (gimple_check_call_args): Interface change.
8692         (gimple_check_call_matching_types): New function.
8693         * tree-inline.c (tree_can_inline_p): Call new function.
8694
8695 2011-04-11  Basile Starynkevitch  <basile@starynkevitch.net>
8696
8697         * Makefile.in (PLUGIN_HEADERS): Add gimple-pretty-print.h
8698         tree-pretty-print.h & realmpfr.h.
8699
8700 2011-04-11  Vladimir Makarov  <vmakarov@redhat.com>
8701
8702         PR middle-end/48464
8703         * ira.c (setup_pressure_classes): Fix typo in loop condition.
8704         (setup_allocno_and_important_classes): Ditto.
8705
8706 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
8707
8708         * config/alpha/linux-elf.h (LINUX_DYNAMIC_LINKER): Rename to
8709         GNU_USER_DYNAMIC_LINKER.
8710         * config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Change
8711         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8712         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Change
8713         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
8714         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
8715         GNU_USER_TARGET_OS_CPP_BUILTINS.
8716         * config/bfin/linux.h (TARGET_OS_CPP_BUILTINS): Change
8717         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8718         * config/bfin/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
8719         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8720         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Change
8721         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
8722         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
8723         GNU_USER_TARGET_OS_CPP_BUILTINS.
8724         * config/frv/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
8725         GNU_USER_DYNAMIC_LINKER.
8726         * config/gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
8727         GNU_USER_TARGET_OS_CPP_BUILTINS.
8728         * config/i386/gnu-user.h (TARGET_OS_CPP_BUILTINS): Change
8729         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8730         * config/i386/gnu-user64.h (TARGET_OS_CPP_BUILTINS): Change
8731         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8732         * config/i386/linux.h (GNU_USER_DYNAMIC_LINKER): Remove.
8733         * config/i386/linux64.h (GNU_USER_DYNAMIC_LINKER32,
8734         GNU_USER_DYNAMIC_LINKER64): Remove.
8735         * config/ia64/linux.h (TARGET_OS_CPP_BUILTINS): Change
8736         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8737         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
8738         GNU_USER_DYNAMIC_LINKER.
8739         * config/kfreebsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
8740         GNU_USER_TARGET_OS_CPP_BUILTINS.
8741         * config/knetbsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
8742         GNU_USER_TARGET_OS_CPP_BUILTINS.
8743         * config/kopensolaris-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename
8744         to GNU_USER_TARGET_OS_CPP_BUILTINS.
8745         * config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
8746         GNU_USER_TARGET_OS_CPP_BUILTINS.
8747         (LINUX_DYNAMIC_LINKER): Rename to GNU_USER_DYNAMIC_LINKER.
8748         (LINUX_DYNAMIC_LINKER32): Rename to GNU_USER_DYNAMIC_LINKER32.
8749         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
8750         * config/lm32/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Change
8751         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8752         * config/m32r/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
8753         GNU_USER_DYNAMIC_LINKER.
8754         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
8755         GNU_USER_TARGET_OS_CPP_BUILTINS.
8756         * config/m68k/linux.h (TARGET_OS_CPP_BUILTINS): Change
8757         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8758         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
8759         GNU_USER_DYNAMIC_LINKER.
8760         * config/m68k/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
8761         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8762         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Change
8763         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8764         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
8765         GNU_USER_DYNAMIC_LINKER.
8766         * config/mips/linux64.h (LINUX_DYNAMIC_LINKERN32): Rename to
8767         GNU_USER_DYNAMIC_LINKERN32.
8768         (LINK_SPEC): Change LINUX_DYNAMIC_LINKERN32 to
8769         GNU_USER_DYNAMIC_LINKERN32.  Change LINUX_DYNAMIC_LINKER64 to
8770         GNU_USER_DYNAMIC_LINKER64.  Change LINUX_DYNAMIC_LINKER32 to
8771         GNU_USER_DYNAMIC_LINKER32.
8772         * config/mn10300/linux.h (TARGET_OS_CPP_BUILTINS): Change
8773         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8774         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
8775         GNU_USER_DYNAMIC_LINKER.
8776         * config/moxie/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
8777         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8778         * config/pa/pa-linux.h (TARGET_OS_CPP_BUILTINS): Change
8779         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8780         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
8781         * config/rs6000/linux64.h (LINUX_DYNAMIC_LINKER32): Rename to
8782         GNU_USER_DYNAMIC_LINKER32.
8783         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
8784         * config/rs6000/sysv4.h (LINUX_DYNAMIC_LINKER): Rename to
8785         GNU_USER_DYNAMIC_LINKER.
8786         * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): Change
8787         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8788         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER32 to
8789         GNU_USER_DYNAMIC_LINKER32.  Change LINUX_DYNAMIC_LINKER64 to
8790         GNU_USER_DYNAMIC_LINKER64.
8791         * config/sh/linux.h (TARGET_OS_CPP_BUILTINS): Change
8792         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8793         (SUBTARGET_LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
8794         GNU_USER_DYNAMIC_LINKER.
8795         * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Change
8796         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8797         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
8798         GNU_USER_DYNAMIC_LINKER.
8799         * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Change
8800         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8801         (LINK_ARCH32_SPEC): Change LINUX_DYNAMIC_LINKER32 to
8802         GNU_USER_DYNAMIC_LINKER32.
8803         (LINK_ARCH64_SPEC): Change LINUX_DYNAMIC_LINKER64 to
8804         GNU_USER_DYNAMIC_LINKER64.
8805         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER64 to
8806         GNU_USER_DYNAMIC_LINKER64.
8807         * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Change
8808         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8809         * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Change
8810         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8811         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
8812
8813 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
8814
8815         * config/i386/gnu-user.h: Copy from linux.h.  Update comments.
8816         (LINK_EMULATION, GLIBC_DYNAMIC_LINKER): Remove.
8817         (SUBTARGET_EXTRA_SPECS): Use GNU_USER_LINK_EMULATION and
8818         GNU_USER_DYNAMIC_LINKER.
8819         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
8820         * config/i386/gnu-user64.h: Copy from linux64.h.  Update comments.
8821         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64): Remove.
8822         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32 and
8823         GNU_USER_DYNAMIC_LINKER64.
8824         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
8825         * config/i386/kfreebsd-gnu.h (LINK_EMULATION): Change to
8826         GNU_USER_LINK_EMULATION.
8827         * config/i386/linux.h (TARGET_ASM_FILE_START_FILE_DIRECTIVE,
8828         DEFAULT_PCC_STRUCT_RETURN, TARGET_TLS_DIRECT_SEG_REFS_DEFAULT,
8829         ASM_COMMENT_START, DBX_REGISTER_NUMBER, NO_PROFILE_COUNTERS,
8830         MCOUNT_NAME, SUBTARGET_FRAME_POINTER_REQUIRED, SIZE_TYPE,
8831         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS,
8832         CPP_SPEC, CC1_SPEC): Remove.
8833         (LINK_EMULATION): Change to GNU_USER_LINK_EMULATION.
8834         (GNU_USER_DYNAMIC_LINKER): Define.
8835         (ASM_SPEC, SUBTARGET_EXTRA_SPECS, LINK_SPEC, ENDFILE_SPEC,
8836         ASM_OUTPUT_ALIGNED_BSS, ASM_OUTPUT_MAX_SKIP_ALIGN,
8837         ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX, CRT_GET_RFIB_DATA,
8838         LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE,
8839         TARGET_ASM_FILE_END, STACK_CHECK_MOVING_SP,
8840         STACK_CHECK_STATIC_BUILTIN, TARGET_THREAD_SSP_OFFSET,
8841         TARGET_CAN_SPLIT_STACK, TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
8842         * config/i386/linux64.h (TARGET_OS_CPP_BUILTINS, CPP_SPEC,
8843         CC1_SPEC, DEFAULT_PCC_STRUCT_RETURN,
8844         TARGET_TLS_DIRECT_SEG_REFS_DEFAULT, SPEC_32, SPEC_64, ASM_SPEC,
8845         LINK_SPEC, ENDFILE_SPEC, MULTILIB_DEFAULTS, LIBGCC2_HAS_TF_MODE,
8846         LIBGCC2_TF_CEXT, TF_SIZE, TARGET_ASM_FILE_END): Remove.
8847         (GNU_USER_DYNAMIC_LINKER32, GNU_USER_DYNAMIC_LINKER64): Define.
8848         (STACK_CHECK_MOVING_SP, STACK_CHECK_STATIC_BUILTIN,
8849         TARGET_THREAD_SSP_OFFSET, TARGET_CAN_SPLIT_STACK,
8850         TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
8851         * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Change to
8852         GNU_USER_DYNAMIC_LINKER.
8853         * config/kfreebsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
8854         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
8855         * config/knetbsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
8856         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
8857         * config/kopensolaris-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
8858         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
8859         * config.gcc (i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu |
8860         i[34567]86-*-knetbsd*-gnu | i[34567]86-*-gnu* |
8861         i[34567]86-*-kopensolaris*-gnu, x86_64-*-linux* |
8862         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Use the new headers.
8863
8864 2011-04-11  Kai Tietz  <ktietz@redhat.com>
8865
8866         PR target/9601
8867         PR target/11772
8868         * config/i386/i386-protos.h (ix86_get_callcvt): New prototype.
8869         * config/i386/i386.c (ix86_handle_cconv_attribute): Adjust
8870         comment.
8871         (ix86_is_msabi_thiscall): Removed.
8872         (ix86_is_type_thiscall): Likewise.
8873         (ix86_get_callcvt): New function.
8874         (ix86_comp_type_attributes): Simplify check.
8875         (ix86_function_regparm): Use ix86_get_callcvt for calling
8876         convention attribute checks.
8877         (ix86_return_pops_args): Likewise.
8878         (ix86_static_chain): Likewise.
8879         (x86_this_parameter): Likewise.
8880         (x86_output_mi_thunk): Likewise.
8881         (ix86_function_type_abi): Optimize check for types without attributes.
8882         * config/i386/i386.h (IX86_CALLCVT_CDECL, IX86_CALLCVT_STDCALL,
8883         IX86_CALLCVT_FASTCALL, IX86_CALLCVT_THISCALL, IX86_CALLCVT_REGPARM,
8884         IX86_CALLCVT_SSEREGPARM): New macros to represent calling convention
8885         by flag-values.
8886         (IX86_BASE_CALLCVT): Helper macro.
8887         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
8888         Use ix86_get_callcvt for calling convention attribute checks and avoid
8889         symbol-decoration for stdcall in TARGET_RTD case.
8890         * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
8891         Likewise.
8892         (gen_stdcall_or_fastcall_suffix): Adjust ident and use DECL_ORIGIN
8893         for declaration.
8894
8895 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
8896
8897         * config/i386/sse.md (VI_128): New mode iterator.
8898         (VI12_128): Rename from SSEMODE12.
8899         (VI14_128): Rename from SSEMODE14.
8900         (VI124_128): New mode iterator.
8901         (VI24_128): Rename from SSEMODE248.
8902         (VI248_128): Rename from SSEMODE248.
8903         (SSEMODE124C8): Remove.
8904         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
8905         (*sse2_<plusminus_insn><mode>3): Merge with
8906         *avx_<plusminus_insn><mode>3.
8907         (*mulv8hi3): Merge with *avx_mulv8hi3.
8908         (*<s>mulv8hi3_highpart): Merge with *avx_<s>mulv8hi3_highpart.
8909         (*sse2_umulv2siv2di3): Merge with *avx_umulv2siv2di3.
8910         (*sse2_pmaddwd): Merge with *avx_pmaddwd.
8911         (*sse4_1_mulv4si3): Merge with *avx_mulv4si3.
8912         (ashr<mode>3): Merge with *avx_ashr<mode>3.
8913         (lshr<mode>3): Merge with *avx_lshr<mode>3.
8914         (ashl<mode>3): Merge with *avx_ashl<mode>3.
8915         (sse2_ashlv1ti3): Merge with *avx_ashlv1ti3.
8916         (sse2_lshrv1ti3): Merge with *avx_lshrv1ti3.
8917         (*sse4_1_<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
8918         (*<smaxmin:code>v8hi3): Ditto.
8919         (*sse4_1_<umaxmin:code><mode>3): Merge with *avx_<umaxmin:code><mode>3.
8920         (*<smaxmin:code>v16qi3): Ditto.
8921         (*sse4_1_eqv2di3): Merge with *avx_eq<mode>3.
8922         (*sse2_eq<mode>3): Ditto.
8923         (*sse4_2_eqv2di3): Merge with *avx_gt<mode>3.
8924         (*sse2_gt<mode>3): Ditto.
8925         (vcondv2di): Split out of vcond<mode>.
8926         (vconduv2di): Split out of vcondu<mode>.
8927
8928 2011-04-11  Richard Guenther  <rguenther@suse.de>
8929
8930         * gimplify.c (gimple_fold_indirect_ref): Check host_integerp
8931         before calling tree_low_cst.
8932
8933 2011-04-11  Richard Guenther  <rguenther@suse.de>
8934
8935         * stor-layout.c (layout_type): Compute all array index size operations
8936         in the original type.
8937         (initialize_sizetypes): Add comment.
8938         (set_sizetype): Do not set TREE_TYPE of a TREE_VEC.
8939
8940 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
8941
8942         * common.opt (Tbss=, Tdata=, Ttext=): New options.
8943
8944 2011-04-11  Martin Jambor  <mjambor@suse.cz>
8945
8946         * cgraph.c (cgraph_local_info): Call cgraph_get_node instead
8947         of cgraph_node, handle NULL return value.
8948         (cgraph_global_info): Likewise.
8949         (cgraph_rtl_info): Likewise.
8950         * tree-inline.c (estimate_num_insns): Likewise.
8951         * gimplify.c (unshare_body): Likewise.
8952         (unvisit_body): Likewise.
8953         (gimplify_body): Likewise.
8954         * predict.c (optimize_function_for_size_p): Likewise.
8955         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
8956         (call_may_clobber_ref_p_1): Likewise.
8957         * varasm.c (function_section_1): Likewise.
8958         (assemble_start_function): Likewise.
8959
8960 2011-04-11  Martin Jambor  <mjambor@suse.cz>
8961
8962         * except.c (set_nothrow_function_flags): Call cgraph_get_node instead
8963         of cgraph_node.
8964         * final.c (rest_of_clean_state): Likewise.
8965         * gimple-iterator.c (update_call_edge_frequencies): Likewise.
8966         * passes.c (pass_init_dump_file): Likewise.
8967         (execute_all_ipa_transforms): Likewise.
8968         (function_called_by_processed_nodes_p): Likewise.
8969         * predict.c (maybe_hot_frequency_p): Likewise.
8970         (probably_never_executed_bb_p): Likewise.
8971         (compute_function_frequency): Likewise.
8972         * tree-nested.c (check_for_nested_with_variably_modified): Likewise.
8973         (unnest_nesting_tree_1): Likewise.
8974         (lower_nested_functions): Likewise.
8975         * tree-optimize.c (execute_fixup_cfg): Likewise.
8976         (tree_rest_of_compilation): Likewise.
8977         * tree-profile.c (gimple_gen_ic_func_profiler): Likewise.
8978         * tree-sra.c (ipa_early_sra): Likewise.
8979         * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
8980         * config/i386/i386.c (ix86_compute_frame_layout): Likewise.
8981         * ipa.c (record_cdtor_fn): Likewise.
8982         * ipa-inline.c (cgraph_early_inlining): Likewise.
8983         (compute_inline_parameters_for_current): Likewise.
8984         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
8985         * ipa-pure-const.c (local_pure_const): Likewise.
8986         * ipa-split.c (split_function): Likewise.
8987         (execute_split_functions): Likewise.
8988         * cgraphbuild.c (build_cgraph_edges): Likewise.
8989         (rebuild_cgraph_edges): Likewise.
8990         (cgraph_rebuild_references): Likewise.
8991         (remove_cgraph_callee_edges): Likewise.
8992         * cgraphunit.c (cgraph_mark_if_needed): Likewise.
8993         (verify_cgraph_node): Likewise.
8994         (cgraph_analyze_functions): Likewise.
8995         (cgraph_preserve_function_body_p): Likewise.
8996         (save_inline_function_body): Likewise.
8997         (save_inline_function_body): Likewise.
8998         * tree-inline.c (copy_bb): Likewise.
8999         (optimize_inline_calls): Likewise.
9000
9001 2011-04-11  Martin Jambor  <mjambor@suse.cz>
9002
9003         PR tree-optimization/48195
9004         * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
9005         ipa_check_create_edge_args.
9006         (ipcp_generate_summary): Do not call ipa_check_create_node_params and
9007         ipa_check_create_edge_args.
9008         * ipa-inline.c (inline_generate_summary): Do not call
9009         ipa_check_create_node_params and ipa_check_create_edge_args.
9010         * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
9011         ipa_check_create_edge_args.
9012
9013 2011-04-09  Anatoly Sokolov  <aesok@post.ru>
9014
9015         * expr.c (expand_expr_real_1): Use add_to_hard_reg_set function
9016         instead of loop.
9017         * sel-sched.c (mark_unavailable_hard_regs): Likewise.
9018         * function.c (record_hard_reg_sets): Likewise.
9019         * ira.c (compute_regs_asm_clobbered): Likewise.
9020         * sched-deps.c (sched_analyze_1): Likewise.
9021         * reload1.c (mark_reload_reg_in_use, choose_reload_regs): Likewise.
9022
9023 2011-04-09  Xinliang David Li  <davidxl@google.com>
9024
9025         PR tree-optimization/PR48484
9026         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds): Set
9027         has_valid_pred lazily
9028
9029 2011-04-09  Duncan Sands  <baldrick@free.fr>
9030
9031         * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
9032
9033 2011-04-08  Eric Botcazou  <ebotcazou@adacore.com>
9034
9035         * combine.c (combine_validate_cost): Adjust comments.  Set registered
9036         cost of I0 to zero at the end, if any.
9037
9038 2011-04-08  Xinliang David Li  <davidxl@google.com>
9039
9040         * ipa-cp.c (ipcp_update_profiling): Correct negative scale factor due
9041         to insane profile data.
9042
9043 2011-04-08  Xinliang David Li  <davidxl@google.com>
9044
9045         * ipa-cp.c (ipcp_update_profiling): Correct
9046          negative scale factor due to insane profile data.
9047
9048 2011-04-08  Xinliang David Li  <davidxl@google.com>
9049
9050         * final.c (dump_basic_block_info): New function.
9051         (final): Dump basic block.
9052         (final_scan_insn): Remove old dump.
9053
9054 2011-04-08  Steven G. Kargl  <kargl@gcc.gnu.org>
9055
9056         PR target/47829
9057         * config.gcc (i386-*-freebsd): Disable unwind table generation for
9058         crtbegin/crtend.
9059
9060 2011-04-08  Michael Matz  <matz@suse.de>
9061
9062         PR middle-end/48389
9063         * jump.c (rebuild_jump_labels_1, rebuild_jump_labels_chain): New
9064         functions.
9065         (rebuild_jump_labels): Call rebuild_jump_labels_1.
9066         * rtl.h (rebuild_jump_labels_chain): Declare.
9067         * cfgexpand.c (gimple_expand_cfg): Initialize JUMP_LABEL also on
9068         insns inserted on edges.
9069
9070 2011-04-08  Joseph Myers  <joseph@codesourcery.com>
9071
9072         * config.gcc (arm*-*-*): Add arm/arm-tables.opt to extra_options.
9073         * config/arm/arm-arches.def: New.
9074         * config/arm/arm-opts.h: New.
9075         * config/arm/genopt.sh: New.
9076         * config/arm/arm-tables.opt: New (generated).
9077         * config/arm/arm.c (arm_handle_option, arm_target_help,
9078         TARGET_HANDLE_OPTION, TARGET_HELP, arm_find_cpu): Remove.
9079         (all_architectures): Get most table contents from arm-arches.def.
9080         (arm_option_override): Set arm_selected_arch, arm_selected_cpu and
9081         arm_selected_tune here.
9082         * config/arm/arm.h (enum processor_type): Move to arm-opts.h.
9083         * config/arm/arm.opt (config/arm/arm-opts.h): New HeaderInclude.
9084         (march=, mcpu=, mtune=): Use Enum and Var.
9085         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt): New.
9086         (arm.o): Update dependencies.
9087
9088 2011-04-08  Basile Starynkevitch  <basile@starynkevitch.net>
9089
9090         * gengtype.c (write_typed_alloc_def): New argument f. Use it instead
9091         of header_file.
9092         (write_typed_struct_alloc_def, write_typed_typedef_alloc_def)
9093         (write_typed_alloc_defns): Likewise.
9094         (main): Calls write_typed_alloc_defns with output_header.
9095
9096 2011-04-08  Vladimir Makarov  <vmakarov@redhat.com>
9097
9098         PR inline-asm/48435
9099         * ira-color.c (setup_profitable_hard_regs): Add comments.
9100         Don't take prohibited hard regs into account.
9101         (setup_conflict_profitable_regs): Rename to
9102         get_conflict_profitable_regs.
9103         (check_hard_reg_p): Check prohibited hard regs.
9104
9105 2011-04-08  Nathan Froyd  <froydnj@codesourcery.com>
9106
9107         * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Call use_reg.
9108         * config/xtensa/xtensa.c (xtensa_call_tls_desc): Likewise.
9109         * config/sparc/sparc.c (sparc_legitimize_tls_address): Likewise.
9110
9111 2011-04-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
9112
9113         PR target/48366
9114         * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
9115         move from floating point to shift amount register.
9116         (emit_move_sequence): Remove secondary reload support for floating
9117         point to shift amount amount register copies.
9118         (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
9119         amount register copies.
9120         * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
9121         register, return false if mode isn't a scalar integer mode.
9122         * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
9123
9124 2011-04-08  Richard Guenther  <rguenther@suse.de>
9125
9126         * gimple.c (gimple_call_flags): Remove kludge.
9127
9128 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
9129
9130         * sel-sched.c (sel_region_init): Move call to
9131         sel_setup_region_sched_flags after setup_current_loop_nest.
9132
9133 2011-04-08  Andrey Belevantsev  <abel@ispras.ru>
9134
9135         PR rtl-optimization/48272
9136         * sched-deps.c (setup_insn_reg_pressure_info): Export and rename to
9137         init_insn_reg_pressure_info.  Adjust a caller.
9138         * sched-int.h (init_insn_reg_pressure_info): Declare.
9139         * haifa-sched.c (haifa_init_insn): Call init_insn_reg_pressure_info
9140         when sched-pressure is enabled.
9141
9142 2011-04-08  Richard Guenther  <rguenther@suse.de>
9143
9144         * gimple.c (gimple_set_modified): Do not queue calls to
9145         MODIFIED_NORETURN_CALLS here ...
9146         * tree-ssa-operands.c (update_stmt_operands): ... but here.
9147
9148 2011-04-08  Richard Guenther  <rguenther@suse.de>
9149
9150         PR lto/48467
9151         * toplev.c (lang_dependent_init): Do not open asm_out_file
9152         in WPA mode, nor perform debug machinery initialization.
9153         (finalize): Do not unlink asm_out_file in WPA mode.
9154
9155 2011-04-08  Richard Guenther  <rguenther@suse.de>
9156
9157         * gimple.h (gimple_call_fntype): New function.
9158         (gimple_call_return_type): Use it.
9159         * expr.c (expand_expr_real_1): Use gimple_call_fntype.
9160         * gimple-low.c (gimple_check_call_args): Likewise.
9161         * gimple.c (gimple_call_flags): Likewise.
9162         (gimple_call_arg_flags): Likewise.
9163         (gimple_call_return_flags): Likewise.
9164         * tree-cfg.c (verify_gimple_call): Likewise.
9165         (do_warn_unused_result): Likewise.
9166         * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
9167         * value-prof.c (gimple_ic_transform): Fix fndecl check.
9168
9169 2011-04-08  Dmitry Melnik  <dm@ispras.ru>
9170
9171         PR rtl-optimization/48235
9172         * sel-sched.c (code_motion_process_successors): Recompute the last
9173         insn in basic block if control flow changed.
9174         (code_motion_path_driver): Ditto.  Recompute the first insn as well.
9175         Update condition for ilist_remove.
9176
9177 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
9178
9179         PR rtl-optimization/48302
9180         * sel-sched-ir.h (sel_add_loop_preheaders): Update prototype.
9181         * sel-sched-ir.c (sel_add_loop_preheaders): Add 'bbs' argument.  Use
9182         it to record added preheader blocks.
9183         * sel-sched.c (setup_current_loop_nest): Add 'bbs' argument.  Pass it
9184         on to sel_add_loop_preheaders.
9185         (sel_region_init): Move call to setup_current_loop_nest after
9186         sel_init_bbs.
9187
9188 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
9189
9190         PR target/48273
9191         * cfgloop.h (loop_has_exit_edges): New helper.
9192         * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
9193         non-clonable.
9194         * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
9195         that have no exit edges.
9196
9197 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
9198
9199         PR rtl-optimization/48442
9200         * sel-sched.c (init_seqno): Remove number_of_insns argument.  Update
9201         all callers.  Adjust assert.
9202
9203 2011-04-08  Jakub Jelinek  <jakub@redhat.com>
9204
9205         PR tree-optimization/48377
9206         * tree-vect-data-refs.c (vector_alignment_reachable_p): Set
9207         is_packed to true even for types with smaller TYPE_ALIGN than
9208         TYPE_SIZE.
9209
9210 2011-04-08  Richard Guenther  <rguenther@suse.de>
9211
9212         PR bootstrap/48513
9213         * doc/tm.texi: Re-generate.
9214
9215 2011-04-08  Wei Guozhi  <carrot@google.com>
9216
9217         PR target/47855
9218         * config/arm/arm-protos.h (arm_attr_length_push_multi): New prototype.
9219         * config/arm/arm.c (arm_attr_length_push_multi): New function.
9220         * config/arm/arm.md (*push_multi): Change the length computation to
9221         call a C function.
9222
9223 2011-04-08  Anatoly Sokolov  <aesok@post.ru>
9224
9225         * doc/tm.texi.in (ASM_OUTPUT_BSS): Remove documentation.
9226         (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS): Update documentation.
9227         * doc/tm.texi: Regenerate.
9228         * system.h (ASM_OUTPUT_BSS): Poison.
9229         * varasm.c (asm_output_bss): Remove function.
9230         (emit_bss, init_varasm_once): Don't use ASM_OUTPUT_BSS macro.
9231
9232         * config/frv/frv.h (BSS_SECTION_ASM_OP): Remove comment.
9233         * config/frv/fr30.h (BSS_SECTION_ASM_OP): Likewise.
9234         * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Likewise.
9235         * config/i386/i386elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9236         Likewise.
9237         * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9238         Likewise.
9239         * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9240         Likewise.
9241         * config/m68k/netbsd-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
9242
9243 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
9244
9245         * config/rx/rx.opt (rx610, rx200, rx600): Use Enum not Name on
9246         EnumValue lines.
9247
9248 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
9249
9250         * config/m68k/m68k.c (m68k_handle_option): Don't handle
9251         OPT_m68000, OPT_mc68000, OPT_m68010, OPT_m68020, OPT_mc68020,
9252         OPT_m68030, OPT_m68040, OPT_m68060, OPT_m68302, OPT_m68332 and
9253         OPT_mcpu32.
9254         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
9255         handle -mc68000, -m68000, -m68302, -m68010, -mc68020, -m68020,
9256         -m68030, -m68040, -m68060, -mcpu32 and -m68332.
9257         * config/m68k/m68k.opt (m68000, m68010, m68020, m68030, m68040,
9258         m68060, m68302, m68332, mc68000, mc68020, mcpu32): Use Alias.
9259         * config/m68k/t-mlibs (CANONICALIZE_OPTIONS): Remove.
9260         (MULTILIB_OPTIONS): Don't use $(CANONICALIZE_OPTIONS).
9261         (MULTILIB_MATCHES): Map -march= options to corresponding -mcpu=
9262         options.  Don't map other m68k options manually.  Don't handle
9263         old-style options as canonical.
9264         (MULTILIB_EXCEPTIONS): Don't use $(CANONICALIZE_OPTIONS).
9265         * doc/install.texi (m68k-*-*): Document binutils version requirement.
9266
9267 2011-04-07  Eric Botcazou  <ebotcazou@adacore.com>
9268
9269         * basic-block.h (force_nonfallthru): Move to...
9270         * cfghooks.h (struct cfg_hooks): Add force_nonfallthru hook.
9271         (force_nonfallthru): ...here.
9272         * cfghooks.c (force_nonfallthru): New function.
9273         * cfgrtl.c (force_nonfallthru): Rename into...
9274         (rtl_force_nonfallthru): ...this.
9275         (commit_one_edge_insertion): Do not set AUX field.
9276         (commit_edge_insertions): Do not discover new basic blocks.
9277         (rtl_cfg_hooks): Add rtl_force_nonfallthru.
9278         (cfg_layout_rtl_cfg_hooks): Likewise.
9279         * function.c (thread_prologue_and_epilogue_insns): Remove bogus
9280         ATTRIBUTE_UNUSED.  Discover new basic blocks in the prologue insns.
9281         * tree-cfg.c (gimple_cfg_hooks): Add NULL for force_nonfallthru.
9282
9283 2011-04-07  Anatoly Sokolov  <aesok@post.ru>
9284
9285         * config/mips/mips.h (REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
9286         Remove macros.
9287
9288 2011-04-07  Uros Bizjak  <ubizjak@gmail.com>
9289
9290         * config/i386/sse.md: Update copyright year.
9291         (avxcvtvecmode): Remove.
9292         (sse_movhlps): Merge with *avx_movhlps.
9293         (sse_movlhps): Merge with *avx_movlhps.
9294         (vec_interleave_highv4sf): Merge with *avx_interleave_highv4sf.
9295         (vec_interleave_lowv4sf): Merge with *avx_interleave_lowv4sf.
9296         (sse_shufps_<mode>): Merge with *avx_shufps_<mode>.
9297         (sse_loadhps): Merge with *avx_loadhps.
9298         (sse_storelps): Merge with *avx_storelps.
9299         (sse_loadlps): Merge with *avx_loadlps.
9300         (sse_movss): Merge with *avx_movss.
9301         (*vec_concatv2sf_sse4_1): Merge with *vec_concatv2sf_avx.
9302         (*vec_concatv4sf_sse): Merge with *vec_concatv4sf_avx.
9303         (*vec_set<mode>_0_sse4_1): Merge with *vec_set<mode>_0_avx.
9304         (*vec_set<mode>_0_sse2): Split multi-unit alternative.
9305         (vec_set<mode>_0): Ditto.
9306         (*vec_setv4sf_sse4_1): Merge with *vec_setv4sf_avx.
9307         (sse4_1_insertps): Merge with *avx_insertps.
9308         (*sse3_interleave_highv2df): Merge with *avx_interleave_highv2df.
9309         (*sse3_interleave_lowv2df): Merge with *avx_interleave_lowv2df.
9310         (vec_interleave_highv2di): Merge with *avx_interleave_highv2di.
9311         (sse2_shufpd_<mode>): Merge with *avx_shufpd_<mode>.
9312         (sse2_storehpd): Merge with *avx_storehpd.
9313         (sse2_loadhpd): Merge with *avx_loadhpd.
9314         (sse2_loadlpd): Merge with *avx_loadlpd.
9315         (sse2_movsd): Merge with *avx_movsd.
9316         (*vec_concatv2df): Merge with *vec_concatv2df.
9317
9318 2011-04-07  Jakub Jelinek  <jakub@redhat.com>
9319
9320         PR debug/48343
9321         * combine.c (combine_instructions): Add last_combined_insn,
9322         update it if insn is after it, pass it to all try_combine calls.
9323         (try_combine): Add last_combined_insn parameter, pass it instead of
9324         i3 to propagate_for_debug.
9325
9326 2011-04-07  Nick Clifton  <nickc@redhat.com>
9327
9328         * config/mn10300/mn10300.md (movqi_internal): Add alternatives
9329         to handle MDR <-> data register transfers.
9330         (movhi_internal): Likewise.
9331
9332 2011-04-07  Alan Modra  <amodra@gmail.com>
9333
9334         * config/rs6000/rs6000.c (rs6000_stack_info): Don't compare against
9335         previous stack info.
9336
9337 2011-04-07  Tom de Vries  <tom@codesourcery.com>
9338
9339         PR target/43920
9340         * cfgcleanup.c (try_crossjump_to_edge): Add dir parameter.  Pass dir to
9341         flow_find_cross_jump.  Swap variables to implement backward replacement.
9342         (try_crossjump_bb): Add argument to try_crossjump_to_edge.
9343
9344 2011-04-07  Tom de Vries  <tom@codesourcery.com>
9345
9346         PR target/43920
9347         * cfgcleanup.c (walk_to_nondebug_insn): New function.
9348         (flow_find_cross_jump): Use walk_to_nondebug_insn.  Recalculate bb1
9349         and bb2.
9350         (try_crossjump_to_edge): Handle case that newpos1 or newpos2 is not
9351         src1 or src2.  Redirect edges to the last basic block.  Update
9352         frequency and count on multiple basic blocks in case of fallthru.
9353
9354 2011-04-07  Tom de Vries  <tom@codesourcery.com>
9355
9356         PR target/43920
9357         * cfgcleanup.c (equal_different_set_p, can_replace_by, merge_dir): New
9358         function.
9359         (old_insns_match_p): Change return type.  Replace return false/true
9360         with return dir_none/dir_both.  Use can_replace_by.
9361         (flow_find_cross_jump): Add dir_p parameter.  Init replacement
9362         direction from dir_p.  Register replacement direction in dir, last_dir
9363         and afterlast_dir.  Handle new return type of old_insns_match_p using
9364         merge_dir.  Return replacement direction in dir_p.
9365         (flow_find_head_matching_sequence, outgoing_edges_match): Handle new
9366         return type of old_insns_match_p.
9367         (try_crossjump_to_edge): Add argument to call to flow_find_cross_jump.
9368         * ifcvt.c ( cond_exec_process_if_block): Add argument to call to
9369         flow_find_cross_jump.
9370         * basic-block.h (enum replace_direction): New type.
9371         (flow_find_cross_jump): Add parameter to declaration.
9372
9373 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
9374
9375         * config/i386/sse.md (AVXMODEDCVTDQ2PS): Remove.
9376         (AVXMODEDCVTPS2DQ): Ditto.
9377         (VEC_FLOAT_MODE): Ditto.
9378         (<sse>_andnot<mode>3): Merge with avx_andnot<mode>3.  Use VF mode
9379         iterator.  Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
9380         (<any_logic:code><mode>3): Use VF mode iterator.
9381         (*<any_logic:code><mode>3): Merge with *avx_<any_logic:code><mode>3.
9382         Use VF mode iterator.
9383         (copysign<mode>3): Use VF mode iterator.
9384         (*andnot<MODEF:mode>3): Merge with *avx_andnot<MODEF:mode>3.  Handle
9385         TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
9386         (*<any_logic:code><MODEF:mode>3): Merge with
9387         *avx_<any_logic:code><MODEF:mode>3.
9388         (sse_cvtsi2ss): Merge with *avx_cvtsi2ss.
9389         (sse_cvtsi2ssq): Merge with *avx_cvtsi2ssq.
9390         (avx_cvtdq2ps256): Split from avx_cvtdq2ps<avxmodesuffix>.
9391         (avx_cvtdq2ps<avxmodesuffix>): Remove.
9392         (sse2_cvtdq2ps): Use %v modifier.
9393         (avx_cvtps2dq256): Split from avx_cvtps2dq<avxmodesuffix>.
9394         (avx_cvtps2dq<avxmodesuffix>): Remove.
9395         (sse2_cvtps2dq): Use %v modifier.
9396         (avx_cvttps2dq256): Split from avx_cvttps2dq<avxmodesuffix>.
9397         (avx_cvttps2dq<avxmodesuffix>): Remove.
9398         (sse2_cvttps2dq): Use %v modifier.
9399         (sse2_cvtsi2sd): Merge with *avx_cvtsi2sd.
9400         (sse2_cvtsi2sdq): Merge with *avx_cvtsi2sdq.
9401         (sse2_cvtsd2siq): Fix insn template.
9402         (sse2_cvtsd2siq_2): Ditto.
9403         (sse2_cvttsd2siq): Ditto.
9404         (sse2_cvtsd2ss): Merge with *avx_cvtsd2ss.
9405         (sse2_cvtss2sd): Merge with *avx_cvtss2sd.
9406
9407 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
9408
9409         * gcov-io.c: Use GCC Runtime Library Exception.
9410
9411 2011-04-06  Jakub Jelinek  <jakub@redhat.com>
9412
9413         PR debug/48466
9414         * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
9415         as base_reg whatever register reg has been eliminated to, instead
9416         of hardcoding STACK_POINTER_REGNUM.
9417
9418 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
9419
9420         * doc/tm.texi.in: Document C target hooks as separate from general
9421         target hooks.
9422         * doc/tm.texi: Regenerate.
9423         * genhooks.c (struct hook_desc): Add docname field.
9424         (HOOK_VECTOR_1, DEFHOOKPOD, DEFHOOK, DEFHOOK_UNDOC).  Initialize
9425         docname field.
9426         (hook_array): Include c-target.def.
9427         (emit_documentation): Use docname field in output.
9428         (emit_init_macros): Take docname argument.  Only emit definitions
9429         for hooks matching docname.
9430         (main): Expect additional arguments in all cases.  Pass argument
9431         to emit_init_macros.
9432         * target.def: Move initial macro definitions and comments to
9433         target-hooks-macros.h.
9434         (gcc_targetcm): Move to c-family/c-target.def.
9435         * target.h (targetcm): Move declaration to c-family/c-target.h.
9436         * targhooks.c (default_handle_c_option): Move to
9437         c-family/c-opts.c.
9438         * targhooks.h (default_handle_c_option): Move declaration to
9439         c-family/c-common.h.
9440         * target-hooks-macros.h: New file.
9441         * config.gcc (target_has_targetcm): Define and use to add to
9442         c_target_objs and cxx_target_objs.
9443         * config/default-c.c: New file.
9444         * config/darwin-c.c: Include c-target.h and c-target-def.h instead
9445         of target.h and target-def.h.
9446         (TARGET_HANDLE_C_OPTION, targetcm): Define later in file.
9447         (darwin_objc_construct_string, darwin_cfstring_ref_p,
9448         darwin_check_cfstring_format_arg): Make static.
9449         (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
9450         TARGET_STRING_OBJECT_REF_TYPE_P,
9451         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): Define here.
9452         * config/darwin-protos.h (darwin_objc_construct_string,
9453         darwin_cfstring_ref_p, darwin_check_cfstring_format_arg): Don't
9454         declare.
9455         * config/darwin.h (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
9456         TARGET_STRING_OBJECT_REF_TYPE_P,
9457         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG, TARGET_HAS_TARGETCM): Remove.
9458         * config/t-darwin (darwin-c.o): Update dependencies.
9459         * system.h (TARGET_HAS_TARGETCM): Poison.
9460         * Makefile.in (TARGET_H): Update.
9461         (TARGET_DEF, C_TARGET_DEF, C_TARGET_H, C_TARGET_DEF_H): Define.
9462         (c-family/c-format.o, c-family/c-opts.o): Update dependencies.
9463         (default-c.o): New target.
9464         (s-target-hooks-def-h): Pass "Target Hook" string to genhooks.
9465         (c-family/c-target-hooks-def.h, s-c-target-hooks-def-h): New targets.
9466         (s-tm-texi): Pass -d option to genhooks.  Also test timestamp on
9467         c-target.def.
9468         (build/genhooks.o): Update dependencies.
9469
9470 2011-04-06  Richard Guenther  <rguenther@suse.de>
9471
9472         * ipa-inline.c (enum inlining_mode): Remove.
9473         (cgraph_flatten): Use some other token.
9474         (cgraph_edge_early_inlinable_p): New function, split out from ...
9475         (cgraph_perform_always_inlining): New function, split out from ...
9476         (cgraph_decide_inlining_incrementally): ... here.
9477         (cgraph_mark_inline_edge): Adjust.
9478         (cgraph_early_inlining): Re-structure.
9479         (pass_early_inline): Require SSA form.
9480
9481 2011-04-06  Andrew Stubbs  <ams@codesourcery.com>
9482             Julian Brown  <julian@codesourcery.com>
9483             Mark Shinwell  <shinwell@codesourcery.com>
9484
9485         * config/arm/arm.h (arm_class_likely_spilled_p): Check against
9486         LO_REGS only for Thumb-1.
9487         (MODE_BASE_REG_CLASS): Restrict base registers to those which can
9488         be used in short instructions when optimising for size on Thumb-2.
9489
9490 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
9491
9492         * gimple-low.c (lower_gimple_return): When not optimizing, force labels
9493         associated with user returns to be preserved.
9494
9495 2011-04-06  Tristan Gingold  <gingold@adacore.com>
9496
9497         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index,
9498         symbol_queue_size, DBXOUT_DECR_NESTING,
9499         (DBXOUT_DECR_NESTING_AND_RETURN): Also define
9500         if XCOFF_DEBUGGING_INFO.
9501
9502 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
9503
9504         * config/i386/i386.md (attribute isa): New.
9505         (attribute enabled): New.
9506         (setcc_<mode>_sse): Merge from *{avx,sse}_setcc<mode>.
9507         (*fop_<mode>_comm_mixed): Merge with *fop_<mode>_comm_mixed_avx.
9508         (*fop_<mode>_comm_sse): Merge with *fop_<mode>_comm_avx.
9509         (*fop_<mode>_1_mixed): Merge with *fop_<mode>_1_mixed_avx.
9510         (*fop_<mode>_1_sse): Merge with *fop_<mode>_1_avx.
9511         (<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
9512         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.
9513         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.
9514
9515         * config/i386/sse.md (VF): New mode iterator.
9516         (VF1): Ditto.
9517         (VF2): Ditto.
9518         (VF_128): Ditto.
9519         (SSEMODEF4): Remove.
9520         (attribute sse): Handle V8SF and V4DF modes.
9521         (<absneg:code><mode>2): Use VF mode iterator.
9522         (*absneg<mode>2): Merge from *{avx,sse}_absneg<mode>2.  Use VF
9523         mode iterator.
9524         (<plusminus_insn><mode>3): Use VF mode iterator.
9525         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
9526         Use VF mode iterator.
9527         (<sse>_vm<plusminus_insn><mode>3): Merge with
9528         *avx_vm<plusminus_insn><mode>3.  Use VF_128 mode iterator.
9529         (mul<mode>3): Use VF mode iterator.
9530         (*mul<mode>3): Merge with *avx_mul<mode>3.  Use VF mode iterator.
9531         (<sse>_vmmul<mode>3): Merge with *avx_vmmul<mode>3.  Use VF_128
9532         mode iterator.
9533         (div<VF2:mode>3): Merge from divv2df3 and divv4df3.
9534         (div<VF1:mode>3): Merge from divv4sf3 and divv8sf3.
9535         (<sse>_div<mode>3): Merge with *avx_div<mode>3.  Use VF mode iterator.
9536         (<sse>_vmdiv<mode>3): Merge with *avx_vmdiv<mode>3.  Use VF_128
9537         mode iterator.
9538         (<sse>_rcp<mode>2): Merge from avx_rcpv8sf2 and sse_rcpv4sf2.
9539         Use VF1 mode iterator.
9540         (sse_vmrcpv4sf2): Merge with *avx_vmrcpv4sf2.
9541         (sqrt<VF2:mode>2): New expander.
9542         (sqrt<VF1:mode>2): Merge from sqrtv4sf2 and sqrtv8sf2.
9543         (<sse>_sqrt<mode>2): Merge from avx_sqrtv8sf2, sse_sqrtv4sf, sqrtv4df2
9544         and sqrtv2df2.  Use VF mode iterator.
9545         (<sse>_vmsqrt<mode>2): Merge with *avx_vmsqrt<mode>2.  Use VF_128
9546         mode iterator.
9547         (rsqrt<VF1:mode>2): Merge from rsqrtv4sf2 and rsqrtv8sf2.
9548         (<sse>_rsqrt<mode>2): Merge from avx_rsqrtv8sf2 and sse_rsqrt4sf2.
9549         Use VF1 mode iterator.
9550         (sse_vmrsqrtv4sf2): Merge with *avx_vmrsqrtv4sf2.
9551         (<smaxmin:code><mode>3): Use VF mode iterator.
9552         (*<smaxmin:code><mode>3_finite): Merge with
9553         *avx_<smaxmin:code><mode>3_finite.  Use VF mode iterator.
9554         (*<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
9555         (<sse>_vm<smaxmin:code><mode>2): Merge with
9556         *avx_vm<smaxmin:code><mode>2.  Use VF_128 mode iterator.
9557         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.  Use VF
9558         mode iterator.
9559         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.  Use VF
9560         mode iterator.
9561         (sse3_addsubv2df3): Merge with *avx_addsubv2df3.
9562         (sse3_addsubv4sf3): Merge with *avx_addsubv4sf3.
9563         (sse3_h<plusminus_insn>v2df3): Merge with *avx_h<plusminus_insn>v2df3.
9564         (sse3_h<plusminus_insn>v4sf3): Merge with *avx_h<plusminus_insn>v4sf3.
9565         (avx_cmp<mode>3): Rename from avx_cmp<ssemodesuffix><mode>3.  Use
9566         VF mode iterator.
9567         (avx_vmcmp<mode>3): Rename from avx_cmp<ssescalarmodesuffix><mode>3.
9568         Use VF_128 mode iterator.
9569         (<sse>_maskcmp<mode>3): Merge with *avx_maskcmp<mode>3.  Use VF
9570         mode iterator.
9571         (<sse>_vmmaskcmp<mode>3): Merge with *avx_vmmaskcmp<mode>3.  Use
9572         VF_128 mode iterator.
9573         (vcond<mode>): Use VF mode iterator.
9574         * config/i386/predicates.md (sse_comparison_operator): Merge with
9575         avx_comparison_float_operator.  Do not declare as special_predicate.
9576         * config/i386/i386.c (struct builtin_description): Update for renamed
9577         compare patterns.
9578         (ix86_expand_args_builtin): Ditto.
9579         (ix86_expand_sse_compare_mask): Ditto.
9580
9581 2011-04-06  Richard Guenther  <rguenther@suse.de>
9582
9583         * tree-inline.c (estimate_num_insns): For calls simply account
9584         for all passed arguments and a used return value.
9585
9586 2011-04-06  Richard Guenther  <rguenther@suse.de>
9587
9588         PR tree-optimization/47663
9589         * cgraph.h (struct cgraph_edge): Add call_stmt_size and
9590         call_stmt_time fields.
9591         (cgraph_edge_inlinable_p): Declare.
9592         (cgraph_edge_recursive_p): New inline function.
9593         * cgraph.c (cgraph_create_edge_1): Initialize call_stmt_size.
9594         (cgraph_clone_edge): Copy it.
9595         * ipa-inline.c (cgraph_estimate_edge_time): New function.
9596         Account for call stmt time.
9597         (cgraph_estimate_time_after_inlining): Take edge argument.
9598         (cgraph_estimate_edge_growth): Account call stmt size.
9599         (cgraph_estimate_size_after_inlining): Take edge argument.
9600         (cgraph_mark_inline_edge): Adjust.
9601         (cgraph_check_inline_limits): Likewise.
9602         (cgraph_recursive_inlining_p): Remove.
9603         (cgraph_edge_badness): Use cgraph_edge_recursive_p.
9604         (cgraph_decide_recursive_inlining): Take edge argument and
9605         adjust.
9606         (cgraph_decide_inlining_of_small_functions): Do not avoid
9607         diags for recursive inlining here.
9608         (cgraph_flatten): Adjust.
9609         (cgraph_decide_inlining_incrementally): Likewise.
9610         (estimate_function_body_sizes): Remove call cost handling.
9611         (compute_inline_parameters): Initialize caller edge call costs.
9612         (cgraph_estimate_edge_growth): New function.
9613         (cgraph_estimate_growth): Use it.
9614         (cgraph_edge_badness): Likewise.
9615         (cgraph_check_inline_limits): Take an edge argument.
9616         (cgraph_decide_inlining_of_small_functions): Adjust.
9617         (cgraph_decide_inlining): Likewise.
9618         * tree-inline.c (estimate_num_insns): Only account for call
9619         return value if it is used.
9620         (expand_call_inline): Avoid diagnostics on recursive inline
9621         functions here.
9622         * lto-cgraph.c (lto_output_edge): Output edge call costs.
9623         (input_edge): Input edge call costs.
9624
9625 2011-04-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9626
9627         * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
9628
9629 2011-04-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
9630
9631         * doc/invoke.texi (Spec Files): Fix typo.
9632
9633 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
9634
9635         * profile.c (branch_prob): Move declaration of local variable.  Remove
9636         obsolete ??? comment.  Expand the location explicitly instead of using
9637         the LOCATION_FILE and LOCATION_LINE macros.
9638
9639 2011-04-06  Wei Guozhi  <carrot@google.com>
9640
9641         PR target/47855
9642         * config/arm/arm.md (arm_cmpsi_insn): Compute attr "length".
9643         (arm_cond_branch): Likewise.
9644         (arm_cond_branch_reversed): Likewise.
9645         (arm_jump): Likewise.
9646         (push_multi): Likewise.
9647         * config/arm/constraints.md (Py): New constraint.
9648
9649 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
9650
9651         PR bootstrap/48471
9652         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index):
9653         Move these...
9654         (symbol_queue_size, DBXOUT_DECR_NESTING): ...and these...
9655         (DBXOUT_DECR_NESTING_AND_RETURN): ...and this under
9656         #ifdef DBX_DEBUGGING_INFO.
9657
9658 2011-04-05  Bernd Schmidt  <bernds@codesourcery.com>
9659
9660         PR bootstrap/48403
9661         * haifa-sched.c (schedule_block): Increment cycle_issued_insns only
9662         if old and new states differ.
9663
9664 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
9665
9666         * config/m68k/m68k.c (m68k_handle_option): Don't handle OPT_m5200,
9667         OPT_m5206e, OPT_m528x, OPT_m5307, OPT_m5407 and OPT_mcfv4e.
9668         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
9669         handle -m5200, -m5206e, -m528x, -m5307, -m5407 and -mcfv4e.
9670         * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407,
9671         mcfv4e): Use Alias.
9672         * config/m68k/t-mlibs (MULTILIB_MATCHES): Don't map legacy
9673         ColdFire options to -mcpu= options.
9674
9675 2011-04-05  Jeff Law  <law@redhat.com>
9676
9677         * tree-ssa-threadupdate.c (determine_bb_domination_status): Always
9678         check if BB is a successor of LOOP->header and return
9679         NONDOMINATING if it is not, regardless of ENABLE_CHECKING.
9680
9681 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
9682
9683         * cprop.c (struct reg_use): Remove.
9684         (reg_use_table): Make an array of RTX.
9685         (find_used_regs, constprop_register, local_cprop_pass,
9686         bypass_block): Simplify users of reg_use_table.
9687         (cprop_insn): Likewise.  Iterate if copy propagation succeeded
9688         on one of the uses found by find_used_regs.
9689
9690 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
9691
9692         PR bootstrap/48469
9693         * combine.c (combine_instructions): #ifdef AUTO_INC_DEC links
9694         declaration.
9695
9696 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
9697
9698         * combine.c (combine_instructions) [AUTO_INC_DEC]: Declare links
9699         as an rtx.
9700         (try_combine) [AUTO_INC_DEC]: Declare a local link rtx.
9701
9702 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
9703
9704         PR middle-end/48441
9705         * cprop.c (one_cprop_pass): Do not mark_oprs_set of deleted insns.
9706
9707 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
9708
9709         * combine.c: Include obstack.h.
9710         (struct insn_link): Define.
9711         (uid_log_links): Adjust type.
9712         (FOR_EACH_LOG_LINK): New macro.
9713         (insn_link_obstack): Declare.
9714         (alloc_insn_link): Define.
9715         (create_log_links): Call it.  Use FOR_EACH_LOG_LINK and adjust
9716         type of link variables.
9717         (find_single_use, insn_a_feeds_b, combine_instructions): Likewise.
9718         (try_combine, record_promoted_values, distribute_notes): Likewise.
9719         (distribute_links): Likewise.  Tweak prototype.
9720         (clear_log_links): Delete.
9721         (adjust_for_new_dest): Call alloc_insn_link.
9722         * Makefile.in (combine.o): Depend on $(OBSTACK_H).
9723
9724 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
9725
9726         * gcse.c (modify_mem_list): Convert to an array of VECs.
9727         (canon_modify_mem_list, compute_transp): Tweak formatting.
9728         (alloc_gcse_mem): Likewise.  Adjust for modify_mem_list change.
9729         (load_killed_in_block_p): Likewise.
9730         (record_last_mem_set_info): Likewise.
9731         (clear_modify_mem_tables): Likewise.
9732
9733 2011-04-05  Tom de Vries  <tom@codesourcery.com>
9734
9735         PR middle-end/48461
9736         * function.c (emit_use_return_register_into_block): Only define if
9737         HAVE_return.
9738
9739 2011-04-05  Eric Botcazou  <ebotcazou@adacore.com>
9740
9741         * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
9742
9743 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
9744
9745         * config/rx/rx-opts.h: New.
9746         * config/rx/rx.c (rx_cpu_type): Remove.
9747         (rx_handle_option): Don't assert that global structures are in
9748         use.  Access variables via opts pointer.  Defer most handling of
9749         OPT_mint_register_.  Use error_at.
9750         (rx_option_override): Handle deferred OPT_mint_register_ here.
9751         * config/rx/rx.h (enum rx_cpu_types): Move to rx-opts.h.
9752         * config/rx/rx.opt (config/rx/rx-opts.h: New HeaderInclude.
9753         (mcpu=): Use Enum and specifiy rx_cpu_type with Var.
9754         (rx_cpu_types): New Enum and EnumValue entries.
9755         (mint-register=): Use Defer and use Var accordingly.
9756
9757 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
9758
9759         * debug.h (debug_flush_symbol_queue, debug_queue_symbol): Delete.
9760         (debug_free_queue, debug_nesting, symbol_queue_index): Delete.
9761         * final.c (debug_flush_symbol_queue, debug_queue_symbol):
9762         Move these...
9763         (debug_free_queue, debug_nesting, symbol_queue_index):
9764         ...and these...
9765         * dbxout.c: ...to here.  Make static.
9766
9767 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
9768
9769         * gcse.c (modify_pair): Define.  Define a VEC of it.
9770         (canon_modify_mem_list): Convert to an array of VECs.
9771         (free_insn_expr_list_list): Delete.
9772         (clear_modify_mem_tables): Call VEC_free instead.
9773         (record_last_mem_set_info): Don't modify canon_modify_mem_list.
9774         (alloc_gcse_mem): Adjust for canon_modify_mem_list change.
9775         (canon_list_insert, compute_transp): Likewise.
9776
9777 2011-04-05  Tom de Vries  <tom@codesourcery.com>
9778
9779         PR target/43920
9780         * config/arm/arm.h (BRANCH_COST): Set to 1 for Thumb-2 when optimizing
9781         for size.
9782
9783 2011-04-05  Tom de Vries  <tom@codesourcery.com>
9784
9785         PR target/43920
9786         * function.c (emit_use_return_register_into_block): New function.
9787         (thread_prologue_and_epilogue_insns): Use
9788         emit_use_return_register_into_block.
9789
9790 2011-04-05  Tom de Vries  <tom@codesourcery.com>
9791
9792         PR target/43920
9793         * cfgcleanup.c (flow_find_cross_jump): Don't count USE or CLOBBER as
9794         insn.
9795
9796 2011-04-05  Tom de Vries  <tom@codesourcery.com>
9797
9798         * cfgcleanup.c (try_crossjump_bb): Remove 2 superfluous variables.
9799
9800 2011-04-05  Yufeng Zhang  <yufeng.zhang@arm.com>
9801
9802         * config/arm/arm.md (define_constants for unspec): Replace with
9803         define_c_enum.
9804         (define_constants for unspecv): Replace with define_c_enum.
9805         * config/arm/neon.md (define_constants for unspec): Replace with
9806         define_c_enum.
9807
9808 2011-04-04  Richard Henderson  <rth@redhat.com>
9809
9810         PR bootstrap/48400
9811         * dwarf2out.c (output_line_info): Always emit line info from
9812         at least one section.
9813         (dwarf2out_init): Create text_section_line_info here ...
9814         (set_cur_line_info_table): ... not here.
9815
9816 2011-04-04  Vladimir Makarov  <vmakarov@redhat.com>
9817
9818         PR target/48380
9819         * ira.c (ira): Call grow_reg_equivs when fix_reg_equiv_init is
9820         not called.
9821
9822         * ira-emit.c (emit_move_list): Update reg_equiv_init insn list.
9823
9824 2011-04-04  Steven Bosscher  <steven@gcc.gnu.org>
9825
9826         * cprop.c (struct expr): Split 'expr' field in 'dest' and 'src'.
9827         (expr_equiv_p): Remove.
9828         (insert_set_in_table): Look at <dest, src> pair instead of expr.
9829         (hash_scan_set): Update call to insert_set_in_table.
9830         (dump_hash_table): Dump <dest, src> pair.
9831         (lookup_set): Simplify.  Lookup <dest, src> pair.
9832         (compute_transp): Remove, fold heavily simplified code into...
9833         (compute_local_properties): ...here.  Expect COMP and TRANSP
9834         unconditionally.
9835         (find_avail_set): Take set directly from struct expr.
9836         (find_bypass-set): Likewise.
9837         (bypass_block): Likewise.
9838         (cprop_insn): Likewise.  Remove redundant INSN_P test.
9839
9840         * cprop.c (implicit_set_cond_p): Assume nothing about COND, move
9841         checks on form of COND from find_implicit_sets to here.
9842         (find_implicit_sets): Cleanup control flow. Split critical edges
9843         if it exposes implicit sets.  Allocate/resize implicit_sets as
9844         necessary.
9845         (one_cprop_pass): Only delete unreachable blocks if local_cprop_pass
9846         changed something.  Run df_analyze after find_implicit_sets if any
9847         edges were split.  Do not allocate implicit_sets here.
9848
9849         * cprop.c: s/gcse/cprop/ everywhere except for flag_gcse.
9850         (gcse_obstack): Renamed to cprop_obstack.
9851         (GNEW, GNEWVEC, GNEWVAR): Remove.
9852         (gmalloc): Remove.
9853         (alloc_hash_table): Use XNEWVAR instead of GNEWVAR.
9854         (GOBNEW, GOBNEWVAR): Adjust for gcse_obstack renaming.
9855         (gcse_alloc): Likewise, and rename to cprop_alloc.
9856         (alloc_gcse_men, free_gcse_mem): Remove.
9857         (gcse_constant_p): Rename to cprop_constant_p, and adjust all callers.
9858         (compute_hash_table_work): Allocate and free reg_set_bitmap here.
9859         (one_cprop_pass): Likewise. Adjust for gcse_obstack renaming.
9860
9861         * cprop.c (oprs_not_set_p): Remove.
9862         (mark_set, mark_clobber): Remove.
9863         (mark_oprs_set): Rewrite using DF_INSN_INFO_DEFS cache.
9864         (reg_not_set_p): New function.
9865         (find_avail_set): Use reg_not_set_p instead of oprs_not_set_p.
9866         (cprop_insn): Likewise.
9867         (cprop_jump): Use FOR_EACH_EDGE.
9868
9869 2011-04-04  Bernd Schmidt  <bernds@codesourcery.com>
9870
9871         PR bootstrap/48403
9872         * haifa-sched.c (nonscheduled_insns_begin): New static variable.
9873         (rank_for_schedule): Use scheduled_insns vector instead of
9874         last_scheduled_insn.
9875         (ok_for_early_queue_removal): Likewise.
9876         (queue_to_ready): Search forward in nonscheduled_insns_begin if
9877         we have a dbg_cnt.
9878         (choose_ready): Likewise.
9879         (commit_schedule): Use VEC_iterate.
9880         (schedule_block): Initialize nonscheduled_insns_begin.  If we have
9881         a dbg_cnt, use it and ensure the first insn is in the ready list.
9882         (haifa_sched_init): Allocate scheduled_insns.
9883         (sched_extend_ready_list): Don't allocate it; reserve space.
9884         (haifa_sched_finish): Free it.
9885
9886 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
9887
9888         * optc-gen.awk: Always remove type from Variable entry before
9889         recording in var_seen.
9890
9891 2011-04-04  Eric Botcazou  <ebotcazou@adacore.com>
9892
9893         * cfghooks.c (tidy_fallthru_edges): Add ??? comment.
9894         * tree-inline.c (delete_unreachable_blocks_update_callgraph): Remove
9895         call to tidy_fallthru_edges.
9896
9897 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
9898
9899         * doc/options.texi (ToLower): Document.
9900         * opt-functions.awk (switch_bit_fields): Initialize cl_tolower field.
9901         * opts-common.c (decode_cmdline_option): Handle cl_tolower.
9902         * opts.h (cl_option): Add cl_tolower field.
9903         * config/rx/rx.c (rx_handle_option): Use strcmp of -mcpu=
9904         arguments with lowercase strings.
9905         * config/rx/rx.opt (mcpu=): Add ToLower.
9906         * config/rx/t-rx (MULTILIB_MATCHES): Don't handle uppercase -mcpu=
9907         argument.
9908
9909 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
9910
9911         * config/pdp11/pdp11.h (IRA_COVER_CLASSES): Delete.
9912
9913 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
9914
9915         * config/vax/vax.c: Include reload.h.
9916
9917 2011-04-04  Anatoly Sokolov  <aesok@post.ru>
9918
9919         * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Remove.
9920         * config/sparc/sparc.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
9921         (sparc_preferred_reload_class): New function.
9922
9923 2011-04-04  Jakub Jelinek  <jakub@redhat.com>
9924
9925         PR debug/48401
9926         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
9927         Use PAT_VAR_LOCATION_LOC instead of INSN_VAR_LOCATION_LOC.
9928
9929 2011-04-03  Nathan Froyd  <froydnj@codesourcery.com>
9930
9931         * tree.h (struct tree_const_decl): Inherit from tree_decl_common.
9932         * tree.c (initialize_tree_contains_struct): Adjust accordingly.
9933
9934 2011-04-03  Anatoly Sokolov  <aesok@post.ru>
9935
9936         * config/avr/avr.h (ASM_OUTPUT_BSS): Remove.
9937         (ASM_OUTPUT_ALIGNED_BSS): Define.
9938
9939 2011-04-03  Michael Matz  <matz@suse.de>
9940
9941         * lto-streamer.h (struct lto_streamer_cache_d): Remove offsets
9942         and next_slot members.
9943         (lto_streamer_cache_insert, lto_streamer_cache_insert_at,
9944         lto_streamer_cache_lookup, lto_streamer_cache_get): Adjust prototypes.
9945         (lto_streamer_cache_append): Declare.
9946         * lto-streamer.c (lto_streamer_cache_add_to_node_array): Use
9947         unsigned index, remove offset parameter, ensure that we append
9948         or update existing entries.
9949         (lto_streamer_cache_insert_1): Use unsigned index, remove offset_p
9950         parameter, update next_slot for append.
9951         (lto_streamer_cache_insert): Use unsigned index, remove offset_p
9952         parameter.
9953         (lto_streamer_cache_insert_at): Likewise.
9954         (lto_streamer_cache_append): New function.
9955         (lto_streamer_cache_lookup): Use unsigned index.
9956         (lto_streamer_cache_get): Likewise.
9957         (lto_record_common_node): Don't test tree_node_can_be_shared.
9958         (preload_common_node): Adjust call to lto_streamer_cache_insert.
9959         (lto_streamer_cache_delete): Don't free offsets member.
9960         * lto-streamer-out.c (eq_string_slot_node): Use memcmp.
9961         (lto_output_string_with_length): Use lto_output_data_stream.
9962         (lto_output_tree_header): Remove ix parameter, don't write it.
9963         (lto_output_builtin_tree): Likewise.
9964         (lto_write_tree): Adjust callers to above, don't track and write
9965         offset, write unsigned index.
9966         (output_unreferenced_globals): Don't emit all global vars.
9967         (write_global_references): Use unsigned indices.
9968         (lto_output_decl_state_refs): Likewise.
9969         (write_symbol): Likewise.
9970         * lto-streamer-in.c (lto_input_chain): Move earlier.
9971         (input_function): Use unsigned index.
9972         (input_alias_pairs): Don't read and then ignore all global vars.
9973         (lto_materialize_tree): Remove ix_p parameter, don't read index,
9974         don't pass it back, use lto_streamer_cache_append.
9975         (lto_register_var_decl_in_symtab): Use unsigned index.
9976         (lto_register_function_decl_in_symtab): Likewise.
9977         (lto_get_pickled_tree): Don't read in or handle offset, read unsigned
9978         index.
9979         (lto_get_builtin_tree): Don't read index, use
9980         lto_streamer_cache_append.
9981         (lto_read_tree): Adjust call to lto_materialize_tree.
9982
9983         * ipa-inline.c (cgraph_edge_badness): Move growth calculaton,
9984         don't use function calls in arguments to MIN.
9985
9986         * varasm.c (decl_binds_to_current_def_p): Don't check TREE_PUBLIC
9987         twice.
9988
9989         * gimple.c (gimple_type_leader_entry): Mark deletable.
9990
9991 2011-04-03  Alan Modra  <amodra@gmail.com>
9992
9993         * dwarf2out.c (mem_loc_descriptor): Recurse on LO_SUM.
9994
9995 2011-04-03  Michael Matz  <matz@suse.de>
9996
9997         * tree.c (free_lang_data_in_decl): Zero DECL_VINDEX if it's not
9998         an integer.
9999         * tree.h (tree_decl_non_common.vindex): Adjust comment.
10000
10001 2011-04-03  Michael Matz  <matz@suse.de>
10002
10003         * cgraphbuild.c (record_reference): Canonicalize constructor values.
10004         * gimple-fold.c (canonicalize_constructor_val): Accept being called
10005         without function context.
10006         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear
10007         current_function_decl and cfun.
10008
10009 2011-04-03  Michael Matz  <matz@suse.de>
10010
10011         * tree.c (decl_init_priority_insert): Don't create entry for
10012         default priority.
10013         (decl_fini_priority_insert): Ditto.
10014         (fields_compatible_p, find_compatible_field): Remove.
10015         * tree.h (fields_compatible_p, find_compatible_field): Remove.
10016         * gimple.c (gimple_compare_field_offset): Adjust block comment.
10017
10018 2011-04-03  Eric Botcazou  <ebotcazou@adacore.com>
10019
10020         * combine.c (try_combine): Remove useless local variable.
10021
10022 2011-04-03  Richard Guenther  <rguenther@suse.de>
10023             Ira Rosen  <ira.rosen@linaro.org>
10024
10025         * tree-if-conv.c (memrefs_read_or_written_unconditionally): Strip all
10026         non-variable offsets and compare the remaining bases of the two
10027         accesses instead of looking for exact same data-ref.
10028
10029 2011-04-02  Kai Tietz  <ktietz@redhat.com>
10030
10031         PR target/48416
10032         * i386.c (ix86_function_arg_boundary): Fix printf formatter.
10033
10034         * i386.c (ix86_is_msabi_thiscall): New helper function.
10035         (ix86_is_type_thiscall): New helper function.
10036         (ix86_comp_type_attributes): Handle thiscall for method-functions
10037         special.
10038         (init_cumulative_args): Likewise.
10039         (find_drap_reg): Likewise.
10040         (ix86_static_chain): Likewise.
10041         (x86_this_parameter): Likewise.
10042         (x86_output_mi_thunk): Likewise.
10043
10044 2011-04-01  Olivier Hainque  <hainque@adacore.com>
10045             Nicolas Setton  <setton@adacore.com>
10046             Eric Botcazou  <ebotcazou@adacore.com>
10047
10048         * dwarf2out.c (dwarf_attr_name): Map DW_AT_GNAT_descriptive_type.
10049         (add_gnat_descriptive_type_attribute): New function.
10050         (gen_array_type_die): Call it.
10051         (gen_enumeration_type_die): Likewise.
10052         (gen_struct_or_union_type_die): Likewise.
10053         (modified_type_die): Likewise.
10054         * langhooks.h (lang_hooks_for_types): New descriptive_type hook.
10055         * langhooks-def.h (LANG_HOOKS_DESCRIPTIVE_TYPE): Default to NULL.
10056         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_DESCRIPTIVE_TYPE.
10057
10058 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
10059
10060         PR bootstrap/48148
10061         * dwarf2out.c (resolve_addr): Don't call force_decl_die
10062         if DECL_EXTERNAL has non-NULL DECL_ABSTRACT_ORIGIN.
10063
10064         Revert:
10065         2011-03-17  Richard Guenther  <rguenther@suse.de>
10066
10067         PR bootstrap/48148
10068         * lto-cgraph.c (input_overwrite_node): Clear the abstract
10069         origin for decls in other ltrans units.
10070         (input_varpool_node): Likewise.
10071
10072 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
10073
10074         PR middle-end/48335
10075         * expr.c (expand_assignment): Handle all possibilities
10076         if TO_RTX is CONCAT.
10077         * expmed.c (store_bit_field_1): Avoid trying to create invalid SUBREGs.
10078         (store_split_bit_field): If SUBREG_REG (op0) or
10079         op0 itself has smaller mode than word, return it
10080         for offset 0 and const0_rtx for out-of-bounds stores.
10081         If word is const0_rtx, skip it.
10082
10083 2011-04-01  Naveen H.S  <naveen.S@kpitcummins.com>
10084
10085         * config/h8300/h8300.c (print_operand_address): Rename to...
10086         (h8300_print_operand_address): ...this. Make static. Adjust comments.
10087         Call h8300_print_operand and h8300_print_operand_address instead of
10088         print_operand and print_operand_address. Declare.
10089         (print_operand): Renake to...
10090         (h8300_print_operand): ...this. Make static. Adjust comments.
10091         Call h8300_print_operand instead of print_operand. Declare.
10092         (h8300_print_operand_punct_valid_p): Moved from h8300.h file.
10093         (h8300_register_move_cost): Likewise.
10094         (TARGET_PRINT_OPERAND_PUNCT_VALID_P, TARGET_PRINT_OPERAND
10095         TARGET_PRINT_OPERAND_ADDRESS, TARGET_REGISTER_MOVE_COST): Define.
10096         * config/h8300/h8300.h (PRINT_OPERAND_ADDRESS, PRINT_OPERAND
10097         PRINT_OPERAND_PUNCT_VALID_P, REGISTER_MOVE_COST): Delete.
10098         * config/h8300/h8300-protos.h (print_operand): Delete.
10099         (print_operand_address): Delete.
10100
10101 2011-04-01  Richard Henderson  <rth@redhat.com>
10102
10103         PR 48400
10104         * dwarf2out.c (dwarf2out_source_line): Disable discriminators
10105         in strict mode before dwarf4.  Re-order tests to early out
10106         before switching sections.
10107
10108 2011-04-01  Nathan Froyd  <froydnj@codesourcery.com>
10109
10110         * config/h8300/constraints.md: New file.
10111         * config/h8300/h8300.md: Include it.  Use satisfies_constraint_J,
10112         satisfies_constraint_L, and satisfies_constraint_N for peephole2s.
10113         (*tst_extzv_1_n, *tstsi_variable_bit_qi): Use satisfies_constraint_U.
10114         * config/h8300/predicates.md (bit_operand): Likewise.
10115         (incdec_operand): Use satisfies_constraint_M and
10116         satisfies_constraint_O.  Don't use C code block.
10117         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Delete.
10118         * config/h8300/h8300.c (h8300_reg_class_from_letter): Delete.
10119         (compute_mov_length): Use satisfies_constraint_G.
10120         (fix_bit_operand): Use satisfies_constraint_U.
10121         * config/h8300/h8300.h (REG_CLASS_FROM_LETTER): Delete.
10122         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Delete.
10123         (CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O): Delete.
10124         (CONST_OK_FOR_Ppositive, CONST_OK_FOR_Pnegative): Delete.
10125         (CONST_OK_FOR_P, CONSTRAINT_LEN_FOR_P): Delete.
10126         (CONST_OK_FOR_CONSTRAINT_P, CONST_OK_FOR_LETTER_P): Delete.
10127         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
10128         (OK_FOR_Q, OK_FOR_R, OK_FOR_S, OK_FOR_T, OK_FOR_U, OK_FOR_WU): Delete.
10129         (OK_FOR_W, CONSTRAINT_LEN_FOR_W, OK_FOR_Y2, OK_FOR_Y0): Delete.
10130         (OK_FOR_Y, CONSTRAINT_LEN_FOR_Y, OK_FOR_Z): Delete.
10131         (EXTRA_CONSTRAINT_STR, CONSTRAINT_LEN): Delete.
10132         (EXTRA_MEMORY_CONSTRAINT): Delete.
10133
10134 2011-04-01  Andrew Pinski  <pinskia@gmail.com>
10135             Michael Meissner  <meissner@linux.vnet.ibm.com>
10136
10137         PR target/48262
10138         * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
10139         operands, as per the specifications.
10140
10141         * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
10142         (vec_extract_evenv4sf): Ditto.
10143         (vec_extract_evenv8hi): Ditto.
10144         (vec_extract_evenv16qi): Ditto.
10145         (vec_extract_oddv4si): Ditto.
10146
10147 2011-03-31  Mark Wielaard  <mjw@redhat.com>
10148
10149         * dwarf2out.c (dwarf2out_finish): Don't add low_pc and/or
10150         high_pc attribute if the CU has no associated code. Only output
10151         DW_AT_entry_pc for CU if not generating strict dwarf and
10152         dwarf_version < 4.
10153
10154 2011-04-01  Bernd Schmidt  <bernds@codesourcery.com>
10155
10156         * dwarf2out.h (dwarf2out_frame_debug_init): Declare.
10157         * dwarf2out.c (dwarf2out_frame_debug_init): New function, broken
10158         out of ...
10159         (dwarf2out_frame_debug): ... here. Don't handle a NULL argument.
10160         * final.c (final_start_function): Call the new function rather
10161         than using a NULL argument for dwarf2out_frame_debug.
10162
10163         * ifcvt.c (cond_exec_process_insns): Disallow converting a block
10164         that contains the prologue.
10165
10166         * haifa-sched.c (queue_insn): New arg REASON.  All callers
10167         changed.  Print it in debugging output.
10168
10169         * sched-ebb.c (schedule_ebbs): Honor the BB_DISABLE_SCHEDULE flag.
10170
10171         * sched-ebb.c (begin_schedule_ready): Remove second argument.
10172         Split most of the code into...
10173         (begin_move_insn): ... here.  New function.
10174         (ebb_sched_info): Add a pointer to it.
10175         * haifa-sched.c (scheduled_insns): New static variable.
10176         (sched_extend_ready_list): Allocate it.
10177         (schedule_block): Use it to record the order of scheduled insns.
10178         Perform RTL changes to move insns only after all scheduling
10179         decisions have been made.
10180         * modulo-sched.c (sms_sched_haifa_sched_info): Add NULL entry for the
10181         begin_move_insn field.
10182         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
10183         * sched-int.h (struct haifa_sched_info): Remove second argument
10184         from begin_schedule_ready hook.  Add new member begin_move_insn.
10185         * sched-rgn.c (begin_schedule_ready): Remove second argument.
10186         (rgn_const_sched_info): Add NULL entry for the begin_move_insn field.
10187
10188         * haifa-sched.c (prune_ready_list): New function, broken out of
10189         schedule_block.
10190         (schedule_block): Use it.
10191
10192 2011-04-01  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
10193
10194         * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
10195
10196 2011-04-01  Kai Tietz  <ktietz@redhat.com>
10197
10198         * config.gcc (*-*-mingw*): Allow as option the
10199         posix threading model.
10200         * config/i386/mingw32.h (SPEC_PTHREAD1,  SPEC_PTHREAD2):
10201         New macros defined dependent to TARGET_USE_PTHREAD_BY_DEFAULT
10202         definition.
10203         (CPP_SPEC): Add pthread/no-pthread handling.
10204         (LIB_SPEC): Likewise.
10205         * config/i386/mingw-w64.h (CPP_SPEC):Likewise.
10206         (LIB_SPEC): Likewise.
10207         * config/i386/t-cygming (SHLIB_PTHREAD_CFLAG): New
10208         flag to pass -pthread option for shared libgcc build.
10209         (SHLIB_PTHREAD_LDFLAG): New option to pass -lpthread
10210         for shared libgcc build.
10211         * config/i386/t-mingw-pthread: New file.
10212         * config/i386/mingw-pthread.h (TARGET_USE_PTHREAD_BY_DEFAULT):
10213         New define to enable use of library pthread by default.
10214         * config/i386/mingw.opt (pthread): New driver option.
10215         (no-pthread): New driver option.
10216         * config/i386/cygming.opt: Make sure trailing empty line is retained.
10217         * config/i386/mingw-w64.opt: Likewise.
10218
10219 2011-04-01  Gary Funck  <gary@intrepid.com>
10220
10221         * c-decl.c (grokdeclarator): Fix formatting.
10222
10223 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
10224
10225         * expr.c (emit_block_move_via_movmem): Use n_generator_args
10226         instead of n_operands.
10227         (set_storage_via_setmem): Likewise.
10228         * optabs.c (maybe_gen_insn): Likewise.
10229         * config/arm/arm.c (arm_init_neon_builtins): Likewise.
10230         * config/mips/mips.c (mips_expand_builtin_compare_1): Likewise.
10231         (mips_expand_builtin_direct): Likewise.
10232         * config/spu/spu.c (expand_builtin_args): Likewise.
10233
10234 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
10235
10236         * recog.h (insn_data_d): Add n_generator_args.
10237         * genoutput.c (data): Likewise.
10238         (output_insn_data): Print it.
10239         (max_opno, num_dups): Delete.
10240         (scan_operands): Just fill in "d->operand[...]".
10241         (gen_insn, gen_peephole, gen_expand, gen_split): Use get_pattern_stats.
10242
10243 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
10244
10245         * gensupport.h (pattern_stats): New structure.
10246         * gensupport.c (get_pattern_stats_1, get_pattern_stats): New functions.
10247         * genemit.c (max_opno, max_dupno, max_scratch_opno): Delete.
10248         (max_operand_1, max_operand_vec): Delete.
10249         (gen_insn, gen_expand, gen_split): Use get_pattern_stats.
10250
10251 2011-03-31  Nathan Froyd  <froydnj@codesourcery.com>
10252
10253         * emit-rtl.c (emit_pattern_after_setloc): New function.
10254         (emit_insn_after_setloc, emit_jump_insn_after_setloc): Call it.
10255         (emit_call_insn_after_setloc, emit_debug_insn_after_setloc): Likewise.
10256         (emit_pattern_after): New function.
10257         (emit_insn_after, emit_jump_insn_after): Call it.
10258         (emit_call_insn_after, emit_debug_insn_after): Likewise.
10259         (emit_pattern_before_setloc): New function.
10260         (emit_insn_before_setloc, emit_jump_insn_before_setloc): Call it.
10261         (emit_call_insn_before_setloc, emit_debug_insn_before_setloc):
10262         Likewise.
10263         (emit_pattern_before): New function.
10264         (emit_insn_before, emit_jump_insn_before): Call it.
10265         (emit_call_insn_before, emit_debug_insn_before): Likewise.
10266
10267 2011-03-31  Richard Henderson  <rth@redhat.com>
10268
10269         * dwarf2out.c (dw_separate_line_info_ref): Remove.
10270         (dw_separate_line_info_entry): Remove.
10271         (enum dw_line_info_opcode): New.
10272         (dw_line_info_entry): Use it.
10273         (dw_line_info_table, dw_line_info_table_p): New.
10274         (DWARF_LINE_OPCODE_BASE): Include dwarf3 opcodes.
10275         (line_info_table, line_info_label_num): Remove.
10276         (line_info_table_in_use): Remove.
10277         (separate_line_info_table): Remove.
10278         (separate_line_info_table_allocated): Remove.
10279         (separate_line_info_table_in_use): Remove.
10280         (LINE_INFO_TABLE_INCREMENT): Remove.
10281         (line_info_label_num): New.
10282         (cur_line_info_table): New.
10283         (text_section_line_info, cold_text_section_line_info): New.
10284         (separate_line_info): New.
10285         (SEPARATE_LINE_CODE_LABEL): Remove.
10286         (print_dwarf_line_table): Remove.
10287         (debug_dwarf): Don't dump it.
10288         (output_one_line_info_table): New.
10289         (output_line_info): Use it.
10290         (new_line_info_table): New.
10291         (set_cur_line_info_table): New.
10292         (dwarf2out_switch_text_section): Use it.
10293         (dwarf2out_begin_function): Likewise.
10294         (push_dw_line_info_entry): New.
10295         (dwarf2out_source_line): Rewrite for new line info tables.
10296         (dwarf2out_init): Remove dead initailizations.
10297
10298 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
10299
10300         * opts.h (cl_option): Add comments to fields.  Add bit-fields for
10301         various flags.
10302         (CL_SEPARATE_NARGS_SHIFT, CL_SEPARATE_NARGS_MASK,
10303         CL_SEPARATE_ALIAS, CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE,
10304         CL_DISABLED, CL_REPOR, CL_REJECT_NEGATIVE, CL_MISSING_OK,
10305         CL_UINTEGER, CL_NEGATIVE_ALIAS): Remove.
10306         (CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED): Update bit positions.
10307         * opt-functions.awk (flag_init, switch_bit_fields): New.
10308         (switch_flags): Don't handle flags moved to bit-fields.  Don't
10309         generate CL_MISSING_OK or CL_SAVE.
10310         * optc-gen.awk: Update to generate bit-field output as well as
10311         flags field.
10312         * gcc.c (driver_wrong_lang_callback): Use cl_reject_driver
10313         bit-field instead of CL_REJECT_DRIVER flag.
10314         * opts-common.c (generate_canonical_option,
10315         decode_cmdline_option): Use bit-fields instead of CL_* flags.
10316         * opts.c (maybe_default_option): Use cl_reject_negative bit-field
10317         instead of CL_REJECT_NEGATIVE flag.
10318         * toplev.c (print_switch_values): Use cl_report bit-field instead
10319         of CL_REPORT flag.
10320
10321 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
10322
10323         * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
10324         a zero minimum index only if it is redundant.
10325
10326 2011-03-31  Vladimir Makarov  <vmakarov@redhat.com>
10327
10328         PR rtl-optimization/48381
10329         * ira-color.c (assign_hard_reg): Use hard reg set intersection
10330         instead of ira_class_hard_reg_index for calculating conflicting
10331         hard registers.
10332
10333 2011-03-31  Steven Bosscher  <steven@gcc.gnu.org>
10334
10335         * cprop.c: Clean up hash table building.
10336         (reg_avail_info): Remove.
10337         (oprs_available_p): Remove.
10338         (record_last_reg_set_info): Remove.
10339         (record_last_set_info): Remove.
10340         (reg_available_p): New function.
10341         (gcse_constant_p): Do not treat unfolded conditions as constants.
10342         (make_set_regs_unavailable): New function.
10343         (hash_scan_set): Simplify with new reg_available_p.
10344         (compute_hash_table_work): Traverse insns stream only once.
10345         Do not compute reg_avail_info. Traverse insns in reverse order.
10346         Record implicit sets after recording explicit sets from the block.
10347
10348 2011-03-31  Michael Matz  <matz@suse.de>
10349
10350         * builtins.c (build_va_arg_indirect_ref): Use build_simple_mem_ref_loc.
10351
10352 2011-03-31  Anatoly Sokolov  <aesok@post.ru>
10353
10354         * config/h8300/h8300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove macro.
10355         * config/h8300/h8300-protos.h (h8300_get_index): Remove.
10356         * config/h8300/h8300.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
10357         (h8300_mode_dependent_address_p): New function.
10358         (h8300_get_index): Make static.
10359
10360 2011-03-31  Jeff Law  <law@redhat.com>
10361
10362         * reload1.c (elimination_effects): Fix typo in recent change.
10363
10364         * tree-ssa-forwprop.c (forward_propagate_into_cond): Avoid
10365         typo potentially leading to null pointer dereference.
10366
10367         * caller-save.c (new_saved_hard_reg): Eliminate return value.
10368         (setup_save_areas): Corresponding changes to avoid useless
10369         assignments.
10370
10371         * jump.c (reversed_comparison_code_parts): Avoid successive return
10372         statements when REVERSE_CONDITION is defined.
10373
10374         * expr.c (expand_assignment): Avoid useless assignments.
10375         (expand_expr_real_1): Likewise.
10376         (expand_expr_real_2): Avoid useless statements.
10377
10378         * tree-ssa-phiopt.c (minmax_replacement): Avoid useless statement.
10379
10380         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
10381
10382         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Avoid useless
10383         statements.
10384
10385         * stmt.c (expand_expr_stmt): Avoid useless assignment.
10386
10387 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
10388
10389         PR target/47109
10390         * doc/tm.texi.in (TARGET_VERSION): Remove.
10391         * doc/tm.texi: Regenerate.
10392         * system.h (TARGET_VERSION, MACHINE_TYPE): Poison.
10393         * collect2.c (main): Don't use TARGET_VERSION.
10394         * mips-tdump.c (main): Don't use TARGET_VERSION.
10395         * mips-tfile.c (main): Don't use TARGET_VERSION.
10396         * config.gcc (powerpc-wrs-vxworksae): Don't use rs6000/vxworksae.h.
10397         * config/rs6000/vxworksae.h: Remove.
10398         * config/alpha/alpha.h (TARGET_VERSION): Remove.
10399         * config/alpha/freebsd.h (TARGET_VERSION): Remove.
10400         * config/alpha/linux-elf.h (TARGET_VERSION): Remove.
10401         * config/alpha/netbsd.h (TARGET_VERSION): Remove.
10402         * config/alpha/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
10403         * config/arm/arm.h (TARGET_VERSION): Remove.
10404         * config/arm/coff.h (TARGET_VERSION): Remove.
10405         * config/arm/ecos-elf.h (TARGET_VERSION): Remove.
10406         * config/arm/elf.h (TARGET_VERSION): Remove.
10407         * config/arm/freebsd.h (TARGET_VERSION): Remove.
10408         * config/arm/linux-elf.h (TARGET_VERSION): Remove.
10409         * config/arm/netbsd-elf.h (TARGET_VERSION): Remove.
10410         * config/arm/pe.h (TARGET_VERSION): Remove.
10411         * config/arm/rtems-elf.h (TARGET_VERSION): Remove.
10412         * config/arm/semi.h (TARGET_VERSION): Remove.
10413         * config/arm/uclinux-elf.h (TARGET_VERSION): Remove.
10414         * config/arm/unknown-elf.h (TARGET_VERSION): Remove.
10415         * config/arm/vxworks.h (TARGET_VERSION): Remove.
10416         * config/avr/avr.h (TARGET_VERSION): Remove.
10417         * config/bfin/bfin.h (TARGET_VERSION): Remove.
10418         * config/fr30/fr30.h (TARGET_VERSION): Remove.
10419         * config/frv/frv.h (TARGET_VERSION): Remove.
10420         * config/h8300/h8300.h (TARGET_VERSION): Remove.
10421         * config/i386/cygwin.h (TARGET_VERSION): Remove.
10422         * config/i386/darwin.h (TARGET_VERSION): Remove.
10423         * config/i386/darwin64.h (TARGET_VERSION): Remove.
10424         * config/i386/djgpp.h (TARGET_VERSION): Remove.
10425         * config/i386/freebsd.h (TARGET_VERSION): Remove.
10426         * config/i386/freebsd64.h (TARGET_VERSION): Remove.
10427         * config/i386/gnu.h (TARGET_VERSION): Remove.
10428         * config/i386/i386-interix.h (TARGET_VERSION): Remove.
10429         * config/i386/i386elf.h (TARGET_VERSION): Remove.
10430         * config/i386/linux.h (TARGET_VERSION): Remove.
10431         * config/i386/linux64.h (TARGET_VERSION): Remove.
10432         * config/i386/lynx.h (TARGET_VERSION): Remove.
10433         * config/i386/mingw32.h (TARGET_VERSION): Remove.
10434         * config/i386/netbsd-elf.h (TARGET_VERSION): Remove.
10435         * config/i386/netbsd64.h (TARGET_VERSION): Remove.
10436         * config/i386/netware.h (TARGET_VERSION): Remove.
10437         * config/i386/nto.h (TARGET_VERSION): Remove.
10438         * config/i386/openbsd.h (TARGET_VERSION): Remove.
10439         * config/i386/vxworks.h (TARGET_VERSION): Remove.
10440         * config/ia64/elf.h (TARGET_VERSION): Remove.
10441         * config/ia64/freebsd.h (TARGET_VERSION): Remove.
10442         * config/ia64/hpux.h (TARGET_VERSION): Remove.
10443         * config/ia64/linux.h (TARGET_VERSION): Remove.
10444         * config/ia64/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
10445         * config/iq2000/iq2000.h (IQ2000_VERSION, MACHINE_TYPE,
10446         TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
10447         * config/lm32/lm32.h (TARGET_VERSION): Remove.
10448         * config/lm32/uclinux-elf.h (TARGET_VERSION): Remove.
10449         * config/m32c/m32c.h (TARGET_VERSION): Remove.
10450         * config/m32r/linux.h (LINUX_DEFAULT_ELF, TARGET_VERSION): Remove.
10451         * config/m32r/m32r.h (TARGET_VERSION): Remove.
10452         * config/m68k/linux.h (TARGET_VERSION): Remove.
10453         * config/m68k/m68k.h (TARGET_VERSION): Remove.
10454         * config/m68k/netbsd-elf.h (TARGET_VERSION): Remove.
10455         * config/m68k/uclinux.h (TARGET_VERSION): Remove.
10456         * config/mcore/mcore-elf.h (TARGET_VERSION): Remove.
10457         * config/mep/mep.h (TARGET_VERSION): Remove.
10458         * config/microblaze/microblaze.h (MICROBLAZE_VERSION,
10459         MACHINE_TYPE, TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
10460         * config/mips/iris6.h (MACHINE_TYPE): Remove.
10461         * config/mips/linux.h (TARGET_VERSION): Remove.
10462         * config/mips/netbsd.h (MACHINE_TYPE): Remove.
10463         * config/mips/vxworks.h (TARGET_VERSION): Remove.
10464         * config/mmix/mmix.h (TARGET_VERSION): Remove.
10465         * config/mn10300/linux.h (TARGET_VERSION): Remove.
10466         * config/mn10300/mn10300.h (TARGET_VERSION): Remove.
10467         * config/pa/pa.h (TARGET_VERSION): Remove.
10468         * config/pdp11/pdp11.h (TARGET_VERSION): Remove.
10469         * config/picochip/picochip.h (TARGET_VERSION): Remove.
10470         * config/rs6000/aix.h (TARGET_VERSION): Remove.
10471         * config/rs6000/darwin.h (TARGET_VERSION): Remove.
10472         * config/rs6000/darwin64.h (TARGET_VERSION): Remove.
10473         * config/rs6000/eabi.h (TARGET_VERSION): Remove.
10474         * config/rs6000/eabialtivec.h (TARGET_VERSION): Remove.
10475         * config/rs6000/eabisim.h (TARGET_VERSION): Remove.
10476         * config/rs6000/eabispe.h (TARGET_VERSION): Remove.
10477         * config/rs6000/freebsd.h (TARGET_VERSION): Remove.
10478         * config/rs6000/linux.h (TARGET_VERSION): Remove.
10479         * config/rs6000/linux64.h (TARGET_VERSION): Remove.
10480         * config/rs6000/linuxaltivec.h (TARGET_VERSION): Remove.
10481         * config/rs6000/linuxspe.h (TARGET_VERSION): Remove.
10482         * config/rs6000/lynx.h (TARGET_VERSION): Remove.
10483         * config/rs6000/netbsd.h (TARGET_VERSION): Remove.
10484         * config/rs6000/sysv4.h (TARGET_VERSION): Remove.
10485         * config/rs6000/vxworks.h (TARGET_VERSION): Remove.
10486         * config/s390/linux.h (TARGET_VERSION): Remove.
10487         * config/s390/s390.h (TARGET_VERSION): Remove.
10488         * config/s390/tpf.h (TARGET_VERSION): Remove.
10489         * config/score/score.h (TARGET_VERSION): Remove.
10490         * config/sh/linux.h (TARGET_VERSION): Remove.
10491         * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN,
10492         TARGET_VERSION_CPU, TARGET_VERSION): Remove.
10493         * config/sh/sh.h (TARGET_VERSION): Remove.
10494         * config/sh/sh64.h (TARGET_VERSION): Remove.
10495         * config/sh/superh.h (TARGET_VERSION): Remove.
10496         * config/sh/vxworks.h (TARGET_VERSION): Remove.
10497         * config/sparc/freebsd.h (TARGET_VERSION): Remove.
10498         * config/sparc/linux.h (TARGET_VERSION): Remove.
10499         * config/sparc/linux64.h (TARGET_VERSION): Remove.
10500         * config/sparc/netbsd-elf.h (TARGET_VERSION, TARGET_NAME64,
10501         TARGET_NAME32, TARGET_NAME): Remove.
10502         * config/sparc/openbsd64.h (TARGET_VERSION): Remove.
10503         * config/sparc/sp-elf.h (TARGET_VERSION): Remove.
10504         * config/sparc/sp64-elf.h (TARGET_VERSION): Remove.
10505         * config/sparc/sysv4.h (TARGET_VERSION): Remove.
10506         * config/sparc/vxworks.h (TARGET_VERSION): Remove.
10507         * config/spu/spu.h (TARGET_VERSION): Remove.
10508         * config/stormy16/stormy16.h (TARGET_VERSION): Remove.
10509         * config/v850/v850.h (TARGET_VERSION): Remove.
10510         * config/vax/linux.h (TARGET_VERSION): Remove.
10511         * config/vax/vax.h (TARGET_NAME, TARGET_VERSION): Remove.
10512         * config/xtensa/elf.h (TARGET_VERSION): Remove.
10513         * config/xtensa/linux.h (TARGET_VERSION): Remove.
10514
10515 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
10516
10517         PR target/48142
10518         * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
10519         frame-related from frame-unrelated adjustments to the stack pointer.
10520
10521 2011-03-31  Jakub Jelinek  <jakub@redhat.com>
10522
10523         * common.opt (fdebug-types-section): Move earlier.
10524         * doc/invoke.texi: Fix up -fno-debug-types-section documentation.
10525
10526 2011-03-31  Andreas Tobler  <andreast@fgznet.ch>
10527
10528         * config/rs6000/rs6000.c (rs6000_handle_option): Remove unused isel
10529         var.
10530
10531 2011-03-30  Nathan Froyd  <froydnj@codesourcery.com>
10532
10533         * tree.h (CASE_CHAIN): Define.
10534         * tree-cfg.c (edge_to_cases_cleanup, get_cases_for_edge): Use it.
10535         (gimple_redirect_edge_and_branch): Likewise.
10536
10537 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
10538
10539         PR middle-end/48367
10540         * ira-costs.c (find_costs_and_classes): Fix a typo in i_mem_cost
10541         calculation.
10542
10543 2011-03-30  Jeff Law  <law@redhat.com>
10544
10545         * PR bootstrap/48371
10546         * reload1.c (reload): Fix botch in last change.
10547
10548         * reload.h (struct reload): Fix typo introduced in last change.
10549
10550 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
10551
10552         * config/arm/arm.opt (mhard-float, msoft-float): Mark
10553         Undocumented.  Remove help text.
10554         * doc/invoke.texi (ARM Options): Don't document -msoft-float and
10555         -mhard-float.
10556
10557 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
10558
10559         * doc/options.texi (NegativeAlias): Document.
10560         (Alias): Mention NegativeAlias.
10561         * opt-functions.awk: Handle NegativeAlias.
10562         * optc-gen.awk: Disallow NegativeAlias with multiple Alias arguments.
10563         * opts-common.c (decode_cmdline_option): Handle CL_NEGATIVE_ALIAS.
10564         * opts.h (CL_NEGATIVE_ALIAS): Define.
10565         * config/rs6000/rs6000.c (rs6000_parse_yes_no_option): Remove.
10566         (rs6000_handle_option): Don't handle OPT_mvrsave_, OPT_misel_ and
10567         OPT_mspe_.
10568         * config/rs6000/rs6000.opt (mvrsave=, misel=, mspe=): Replace with
10569         Alias entries.
10570         * config/rs6000/t-spe (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
10571         mno-spe and mno-isel instead of mspe=no and -misel=no.
10572
10573 2011-03-29  Mark Wielaard  <mjw@redhat.com>
10574
10575         * common.opt (fdebug-types-section): New flag.
10576         * doc/invoke.texi: Document new -fno-debug-types-section flag.
10577         * dwarf2out.c (use_debug_types): New define.
10578         (struct die_struct): Mark die_id with GTY desc use_debug_types.
10579         (print_die): Guard output of type unit signatures using
10580         use_debug_types.
10581         (build_abbrev_table): Replace assert of dwarf_version >= 4
10582         with assert on use_debug_types.
10583         (size_of_die): Likewise.
10584         (unmark_dies): Likewise.
10585         (value_format): Decide AT_ref_external form on use_debug_types.
10586         (output_die): Replace dwarf_version version check guard with
10587         use_debug_types where appropriate.
10588         (modified_type_die): Likewise.
10589         (gen_reference_type_die): Likewise.
10590         (dwarf2out_start_source_file): Likewise.
10591         (dwarf2out_end_source_file): Likewise.
10592         (prune_unused_types_walk_attribs): Likewise.
10593         (dwarf2out_finish): Likewise.
10594
10595 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
10596
10597         * ira-color.c (ira_assign_hard_reg): Use only one variable 'mode'.
10598
10599 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
10600
10601         PR rtl-optimization/48332
10602         * optabs.c (expand_binop_directly): Set xmodeN to the target-mandated
10603         mode of input operand N and modeN to its actual mode.
10604
10605 2011-03-30  Jeff Law  <law@redhat.com>
10606
10607         * reload.h (reg_equiv_constant): Move into new structure reg_equivs,
10608         define accessor macro.
10609         (reg_equiv_invariant, reg_equiv_memory_loc): Likewise.
10610         (reg_equiv_address, reg_equiv_mem, reg_equiv_alt_mem_list): Likewise.
10611         (reg_equiv_init): Likewise.
10612         (reg_equivs_size): New variable.
10613         (reg_equiv_init_size): Remove.
10614         (allocate_initial_values): Move prototype to here from....
10615         * integrate.h (allocate_initial_values): Remove prototype.
10616         * integrate.c: Include reload.h.
10617         (allocate_initial_values): Corresponding changes.
10618         * ira.c (find_reg_equiv_invariant_cost): Corresponding changes.
10619         (fix_reg_equiv_init, no_equiv): Corresponding changes.
10620         (update_equiv_regs): Corresponding changes.
10621         (ira): Corresponding changes.
10622         * reload.c (push_reg_equiv_alt_mem): Corresponding changes.
10623         (push_secondary_reload): Corresponding changes.
10624         (push_reload, find_reloads, find_reloads_toplev): Corresponding changes.
10625         (make_memloc, find_reloads_address): Corresponding changes.
10626         (subst_reg_equivs, subst_indexed_address): Corresponding changes.
10627         (find_reloads_address_1): Corresponding changes.
10628         (find_reloads_subreg_address, subst_reloads): Corresponding changes.
10629         (refers_to_regno_for_reload_p): Corresponding changes.
10630         (reg_overlap_mentioned_for_reload_p): Corresponding changes.
10631         (refers_to_mem_for_reload_p, find_equiv_reg): Corresponding changes.
10632         * reload1.c: Include ggc.h.
10633         (grow_reg_equivs): New function.
10634         (replace_pseudos_in, reload): Corresponding changes.
10635         (calculate_needs_all_insns, alter_regs): Corresponding changes.
10636         (eliminate_regs_1, elimination_effects): Corresponding changes.
10637         (emit_input_reload_insns, emit_output_reload_insns): Likewise.
10638         (delete_output_reload): Likewise.
10639         * caller-save.c (mark_referenced_regs): Corresponding changes.
10640         * alpha/alpha.c (resolve_reload_operand): Corresponding changes.
10641         * frv/predicates.md (frv_load_operand): Corresponding changes.
10642         * microblaze/microblaze.c (double_memory_operand): Corresponding
10643         changes.
10644         * avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Corresponding changes.
10645         * xtensa/xtensa.c (fixup_subreg_mem): Corresponding changes.
10646         * mn10300/mn10300.c (mn10300_secondary_reload): Corresponding changes.
10647         * m68k/m68k.c (emit_move_sequence): Corresponding changes.
10648         * arm/arm.c (arm_reload_in_hi, arm_reload_out_hi): Corresponding
10649         changes.
10650         * pa/pa.c (emit_move_sequence): Corresponding changes.
10651         * vax/vax.c (nonindexed_address_p): Corresponding changes.
10652
10653 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
10654
10655         PR target/47551
10656         * config/arm/arm.c (coproc_secondary_reload_class): Handle
10657         structure modes.  Don't check neon_vector_mem_operand for
10658         vector or structure modes.
10659
10660 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
10661             Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
10662
10663         PR target/43590
10664         * config/arm/neon.md (neon_vld3qa<mode>, neon_vld4qa<mode>): Remove
10665         operand 1 and reshuffle the operands to match.
10666         (neon_vld3<mode>, neon_vld4<mode>): Update accordingly.
10667
10668 2011-03-30  Christian Schüler  <cschueler@gmx.de>
10669
10670         PR driver/48208
10671         * config/c.opt (F): Added 'Driver' to -F option.
10672
10673         PR driver/48260
10674         * config/darwin-driver.c (darwin_driver_init): Add '-arch' to
10675           handler function.
10676         * config/darwin.opt: Added '-arch' option.
10677
10678 2011-03-30  Nick Clifton  <nickc@redhat.com>
10679
10680         * config/rx/rx.md: Add peepholes and patterns to combine
10681         extending loads and simple arithmetic instructions.
10682         * config/rx/rx.h (ADJUST_INSN_LENGTH): Define.
10683         * config/rx/rx-protos.h (rx_adjust_insn_length): Prototype.
10684         * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI
10685         modes to use pre-decrement and post-increment addressing.
10686         (rx_is_restricted_memory_address): Add range checking of REG+INT
10687         addresses.
10688         (rx_print_operand): Add support for %Q.  Fix handling of %Q.
10689         (rx_memory_move_cost): Adjust cost of stores.
10690         (rx_adjust_insn_length): New function.
10691
10692 2011-03-30  Jakub Jelinek  <jakub@redhat.com>
10693
10694         PR c/48305
10695         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
10696         arg10/arg11 in (X ^ Y) == (Z ^ W) are always fold converted to
10697         matching arg00/arg01 types.
10698
10699 2011-03-30  Eric Botcazou  <ebotcazou@adacore.com>
10700
10701         * cfglayout.c (insn_locators_alloc): Initialize curr_location and
10702         last_location to UNKNOWN_LOCATION.
10703
10704 2011-03-30  H.J. Lu  <hongjiu.lu@intel.com>
10705
10706         PR target/48349
10707         * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
10708         FLOAT_SSE_REGS.
10709
10710 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
10711             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10712
10713         PR bootstrap/48337
10714         * config/sparc/sparc.opt (sparc_cpu_and_features): Add
10715         Init(PROCESSOR_V7).
10716         (sparc_cpu): Likewise.
10717         * config/sparc/sparc.c (sparc_option_override): Replace 0 by
10718         PROCESSOR_V7.
10719
10720 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
10721
10722         PR target/48336
10723         PR middle-end/48342
10724         PR rtl-optimization/48345
10725         * ira-color.c (setup_conflict_profitable_regs): Exclude prohibited
10726         hard regs for given mode from profitable regs when doing secondary
10727         allocation.
10728
10729 2011-03-29  Jeff Law  <law@redhat.com>
10730
10731         PR bootstrap/48327
10732         * tree-ssa-threadupdate.c (struct redirection_data): Remove
10733         do_not_duplicate field.
10734         (lookup_redirection_data): Corresponding changes.
10735         (create_duplicates): Always create a template block.
10736         (redirect_edges): Remove code which reused the original block
10737         when it was going to become unreachable code.
10738         (thread_block): Don't set do_not_duplicate field.
10739
10740 2011-03-29  Joseph Myers  <joseph@codesourcery.com>
10741
10742         * lto-opts.c (register_user_option_p, lto_register_user_option):
10743         Make type argument unsigned.
10744         * lto-streamer.h (lto_register_user_option): Make type argument
10745         unsigned.
10746         * opth-gen.awk: Make CL_* macros unsigned.
10747         * opts-common.c (find_opt): Make lang_mask argument unsigned.
10748         * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
10749         CL_TARGET, CL_COMMON, CL_SEPARATE_NARGS_MASK, CL_SEPARATE_ALIAS,
10750         CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE, CL_DISABLED,
10751         CL_REPORT, CL_JOINED, CL_SEPARATE, CL_REJECT_NEGATIVE,
10752         CL_MISSING_OK, CL_UINTEGER, CL_UNDOCUMENTED): Make unsigned.
10753         (find_opt): Make lang_mask argument unsigned.
10754
10755 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
10756
10757         PR rtl-optimization/48331
10758         PR rtl-optimization/48334
10759         * ira-color.c (color_allocnos): Call setup_profitable_hard_regs
10760         for any used algorithm.
10761
10762 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
10763
10764         * ira-conflicts.c (build_object_conflicts): Add unused attribute
10765         to parent_max.
10766
10767 2011-03-29  Uros Bizjak  <ubizjak@gmail.com>
10768
10769         * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
10770         (alpha_option_override): Don't set alpha_sr_alias_set.
10771         (emit_frame_store_1): Use gen_frame_mem rather than calling
10772         set_mem_alias_set.
10773         (alpha_expand_epilogue): Ditto.
10774
10775 2011-03-29  Ira Rosen  <ira.rosen@linaro.org>
10776
10777         PR tree-optimization/48290
10778         * tree-vect-loop.c (vect_analyze_loop_operations): In outer loop
10779         vectorization, check that relevant phis in the basic block after
10780         the inner loop are really inner loop's exit phis.
10781
10782 2011-03-29  Richard Sandiford  <richard.sandiford@linaro.org>
10783
10784         PR debug/48190
10785         * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
10786         (cached_dw_loc_list_def): New structure.
10787         (cached_dw_loc_list): New typedef.
10788         (cached_dw_loc_list_table): New variable.
10789         (cached_dw_loc_list_table_hash): New function.
10790         (cached_dw_loc_list_table_eq): Likewise.
10791         (add_location_or_const_value_attribute): Take a bool cache_p.
10792         Cache the list when the parameter is true.
10793         (gen_formal_parameter_die): Update caller.
10794         (gen_variable_die): Likewise.
10795         (dwarf2out_finish): Likewise.
10796         (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
10797         while generating debug info for the decl.
10798         (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
10799         (dwarf2out_init): Initialize cached_dw_loc_list_table.
10800         (resolve_addr): Cache the result of resolving a chain of
10801         location lists.
10802
10803 2011-03-28  Vladimir Makarov  <vmakarov@redhat.com>
10804
10805         * ira-color.c (update_left_conflict_sizes_p): Don't assume that
10806         conflict object hard regset nodes have intersecting hard reg sets.
10807
10808         * regmove.c (regmove_optimize): Move ira_set_pseudo_classes call
10809         after regstat_init_n_sets_and_refs.
10810
10811         * ira.c: Add more comments at the top.
10812         (setup_stack_reg_pressure_class, setup_pressure_classes):
10813         Add comments how we compute the register pressure classes.
10814         (setup_allocno_and_important_classes): Add more comments.
10815         (setup_class_translate_array, reorder_important_classes)
10816         (setup_reg_class_relations): Add comments.
10817
10818         * ira-emit.c: Add 2011 to the Copyright line.  Add comments at the
10819         start of the file.
10820
10821         * ira-color.c: Add 2011 to the Copyright line.
10822         (assign_hard_reg):  Add more comments.
10823         (improve_allocation): Ditto.
10824
10825         * ira-costs.c: Add 2011 to the Copyright line.
10826         (setup_cost_classes, setup_regno_cost_classes_by_aclass): Add more
10827         comments.
10828         (setup_regno_cost_classes_by_mode): Ditto.
10829
10830         Initial patches from ira-improv branch:
10831
10832         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
10833
10834         * ira-build.c (ira_create_object): Remove initialization of
10835         OBJECT_PROFITABLE_HARD_REGS.  Initialize OBJECT_ADD_DATA.
10836         (ira_create_allocno): Remove initialization of
10837         ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P,
10838         ALLOCNO_SOMEWHERE_RENAMED_P, ALLOCNO_CHILD_RENAMED_P,
10839         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
10840         ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO,
10841         ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO.
10842         Initialize ALLOCNO_ADD_DATA.
10843         (copy_info_to_removed_store_destinations): Use ALLOCNO_EMIT_DATA
10844         and allocno_emit_reg instead of ALLOCNO_MEM_OPTIMIZED_DEST_P and
10845         ALLOCNO_REG.
10846         (ira_flattening): Ditto.  Use ALLOCNO_EMIT_DATA instead of
10847         ALLOCNO_MEM_OPTIMIZED_DEST and ALLOCNO_SOMEWHERE_RENAMED_P.
10848
10849         * ira.c (ira_reallocate): Remove.
10850         (setup_pressure_classes): Call
10851         ira_init_register_move_cost_if_necessary.  Use
10852         ira_register_move_cost instead of ira_get_register_move_cost.
10853         (setup_allocno_assignment_flags): Use ALLOCNO_EMIT_DATA.
10854         (ira): Call ira_initiate_emit_data and ira_finish_emit_data.
10855
10856         * ira-color.c: Use ALLOCNO_COLOR_DATA instead of
10857         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
10858         ALLOCNO_AVAILABLE_REGS_NUM, ALLOCNO_NEXT_BUCKET_ALLOCNO,
10859         ALLOCNO_PREV_BUCKET_ALLOCNO. ALLOCNO_TEMP. Use OBJECT_COLOR_DATA
10860         instead of OBJECT_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE,
10861         OBJECT_HARD_REGS_SUBNODES_START, OBJECT_HARD_REGS_SUBNODES_NUM.
10862         Fix formatting.
10863         (object_hard_regs_t, object_hard_regs_node_t): Move from ira-int.h.
10864         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
10865         (struct allocno_color_data): New.
10866         (allocno_color_data_t): New typedef.
10867         (allocno_color_data): New definition.
10868         (ALLOCNO_COLOR_DATA): New macro.
10869         (struct object_color_data): New.
10870         (object_color_data_t): New typedef.
10871         (object_color_data): New definition.
10872         (OBJECT_COLOR_DATA): New macro.
10873         (update_copy_costs, calculate_allocno_spill_cost): Call
10874         ira_init_register_move_cost_if_necessary.  Use
10875         ira_register_move_cost instead of ira_get_register_move_cost.
10876         (move_spill_restore, update_curr_costs): Ditto.
10877         (allocno_spill_priority): Make it inline.
10878         (color_pass): Allocate and free allocno_color_dat and object_color_data.
10879         (struct coalesce_data, coalesce_data_t): New.
10880         (allocno_coalesce_data): New definition.
10881         (ALLOCNO_COALESCE_DATA): New macro.
10882         (merge_allocnos, coalesced_allocno_conflict_p): Use
10883         ALLOCNO_COALESCED_DATA instead of ALLOCNO_FIRST_COALESCED_ALLOCNO,
10884         ALLOCNO_NEXT_COALESCED_ALLOCNO, ALLOCNO_TEMP.
10885         (coalesce_allocnos): Ditto.
10886         (setup_coalesced_allocno_costs_and_nums): Ditto.
10887         (collect_spilled_coalesced_allocnos): Ditto.
10888         (slot_coalesced_allocno_live_ranges_intersect_p): Ditto.
10889         (setup_slot_coalesced_allocno_live_ranges): Ditto.
10890         (coalesce_spill_slots): Ditto.
10891         (ira_sort_regnos_for_alter_reg): Ditto.  Allocate, initialize and
10892         free allocno_coalesce_data.
10893
10894         * ira-conflicts.c: Fix formatting.
10895         (process_regs_for_copy): Call
10896         ira_init_register_move_cost_if_necessary.  Use
10897         ira_register_move_cost instead of ira_get_register_move_cost.
10898         (build_object_conflicts): Optimize.
10899
10900         * ira-costs.c (record_reg_classes): Optimize.  Call
10901         ira_init_register_move_cost_if_necessary.  Use
10902         ira_register_move_cost, ira_may_move_in_cost, and
10903         ira_may_move_out_cost instead of ira_get_register_move_cost and
10904         ira_get_may_move_cost.
10905         (record_address_regs): Ditto.
10906         (scan_one_insn): Optimize.
10907         (find_costs_and_classes): Optimize.
10908         (process_bb_node_for_hard_reg_moves): Call
10909         ira_init_register_move_cost_if_necessary.  Use
10910         ira_register_move_cost instead of ira_get_register_move_cost.
10911
10912         * ira-emit.c: Use allocno_emit_reg, ALLOCNO_EMIT_DATA instead of
10913         ALLOCNO_REG, ALLOCNO_CHILD_RENAMED_P, ALLOCNO_MEM_OPTIMIZED_DEST,
10914         ALLOCNO_MEM_OPTIMIZED_DEST_P, and ALLOCNO_SOMEWHERE_RENAMED_P.
10915         (ira_allocno_emit_data, void_p, new_allocno_emit_data_vec): New
10916         definitions.
10917         (ira_initiate_emit_data, ira_finish_emit_data)
10918         (create_new_allocno): New functions.
10919         (modify_move_list): Call create_new_alloc instead of ira_create_allocno.
10920         (emit_move_list): Call ira_init_register_move_cost_if_necessary.
10921         Use ira_register_move_cost instead of ira_get_register_move_cost.
10922
10923         * ira-int.h: Fix some comments.
10924         (object_hard_regs_t, object_hard_regs_node_t): Move to ira-color.c.
10925         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
10926         (struct ira_object): Remove profitable_hard_regs, hard_regs_node,
10927         hard_regs_subnodes_start, hard_regs_subnodes_num.  Add new member
10928         add_data.
10929         (struct ira_allocno): Make mode and aclass a bitfield.  Move other
10930         bitfield after mode.  Make hard_regno a short int.  Make
10931         hard_regno short.  Remove first_coalesced_allocno and
10932         next_coalesced_allocno.  Move mem_optimized_dest_p,
10933         somewhere_renamed_p, child_renamed_p, reg, and mem_optimized_dest
10934         into struct ira_emit_data.  Remove in_graph_p, may_be_spilled_p,
10935         available_regs_num, next_bucket_allocno, prev_bucket_allocno,
10936         temp, colorable_p.  Add new member add_data.
10937         (ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P): Remove.
10938         (ALLOCNO_COLORABLE_P, ALLOCNO_AVAILABLE_REGS_NUM): Remove.
10939         (ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO): Remove.
10940         (ALLOCNO_TEMP, ALLOCNO_FIRST_COALESCED_ALLOCNO): Remove.
10941         (ALLOCNO_NEXT_COALESCED_ALLOCNO): Remove.
10942         (ALLOCNO_ADD_DATA): New macro.
10943         (ira_emit_data_t): New typedef.
10944         (struct ira_emit_data): New.  Move mem_optimized_dest_p,
10945         somewhere_renamed_p, child_renamed_p, reg, mem_optimized_dest
10946         from struct ira_allocno.
10947         (ALLOCNO_EMIT_DATA): New macro.
10948         (ira_allocno_emit_data, allocno_emit_reg): New.
10949         (ALLOCNO_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE): Remove.
10950         (OBJECT_HARD_REGS_SUBNODES_STAR, OBJECT_HARD_REGS_SUBNODES_NUM): Remove.
10951         (OBJECT_ADD_DATA): New macro.
10952         (ira_reallocate): Remove.
10953         (ira_initiate_emit_data, ira_finish_emit_data): New.
10954         (ira_get_register_move_cost, ira_get_may_move_cost): Remove.
10955         (ira_init_register_move_cost_if_necessary): New.
10956         (ira_object_conflict_iter_next): Merge into
10957         ira_object_conflict_iter_cond.
10958         (FOR_EACH_OBJECT_CONFLICT): Don't use ira_object_conflict_iter_next.
10959
10960         * ira-live.c (process_single_reg_class_operands): Call
10961         ira_init_register_move_cost_if_necessary.  Use
10962         ira_register_move_cost instead of ira_get_register_move_cost.
10963
10964         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
10965
10966         * ira-int.h (struct target_ira_int): Remove x_cost_classes.
10967
10968         * ira-costs.c: Fix formatting.
10969         (cost_classes, cost_classes_num): Remove.
10970         (struct cost_classes, cost_classes_t, const_cost_classes_t): New.
10971         (regno_cost_classes, cost_classes_hash, cost_classes_eq): New.
10972         (cost_classes_del, cost_classes_htab): New.
10973         (cost_classes_aclass_cache, cost_classes_mode_cache): New.
10974         (initiate_regno_cost_classes, setup_cost_classes): New.
10975         (setup_regno_cost_classes_by_aclass): New.
10976         (setup_regno_cost_classes_by_mode, finish_regno_cost_classes): New.
10977         (record_reg_classes): Use regno_cost_classes instead of
10978         cost_classes.  Move checking opposite operand up.
10979         (record_address_regs): Use regno_cost_classes
10980         instead of cost_classes.
10981         (scan_one_insn): Ditto.  Use always general register.
10982         (print_allocno_costs): Use regno_cost_classes instead of
10983         cost_classes.
10984         (print_pseudo_costs): Ditto.  Use Reg_N_REFS.
10985         (find_costs_and_classes): Set up cost classes for each registers.
10986         Use also their mode for this.  Use regno_cost_classes instead of
10987         cost_classes.
10988         (setup_allocno_class_and_costs): Use regno_cost_classes instead of
10989         cost_classes.
10990         (free_ira_costs, ira_init_costs): Don't use cost_classes.
10991         (ira_costs, ira_set_pseudo_classes): Call
10992         initiate_regno_cost_classes and finish_regno_cost_classes.
10993
10994         2010-10-04  Vladimir Makarov  <vmakarov@redhat.com>
10995
10996         * target-def.h (TARGET_IRA_COVER_CLASSES): Remove.
10997
10998         * target.def (ira_cover_classes): Remove.
10999
11000         * doc/tm.texi: Remove TARGET_IRA_COVER_CLASSES and IRA_COVER_CLASSES.
11001
11002         * doc/tm.texi.in: Ditto.
11003
11004         * ira-conflicts.c: Remove mentioning cover classes from the file.
11005         Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Use
11006         ALLOCNO_COVER_CLASS_COST instead of ALLOCNO_CLASS_COST.  Fix formatting.
11007
11008         * targhooks.c (default_ira_cover_classes): Remove.
11009
11010         * targhooks.h (default_ira_cover_classes): Ditto.
11011
11012         * haifa-sched.c: Remove mentioning cover classes from the file.
11013         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
11014         ira_pressure_classes and ira_pressure_classes_num instead of
11015         ira_reg_class_cover_size and ira_reg_class_cover.  Use
11016         sched_regno_pressure_class instead of sched_regno_cover_class.
11017         (mark_regno_birth_or_death, setup_insn_reg_pressure_info): Use
11018         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
11019
11020         * ira-int.h: Add 2010 to Copyright.  Remove mentioning cover
11021         classes from the file.
11022         (object_hard_regs_t, object_hard_regs_node_t): New typedefs.
11023         (struct object_hard_regs, struct object_hard_regs_node): New.
11024         (struct ira_object): New members profitable_hard_regs,
11025         hard_regs_node, hard_regs_subnodes_start, hard_regs_subnodes_num.
11026         (struct ira_allocno): Rename cover_class to aclass.  Rename
11027         cover_class_cost and updated_cover_class_cost to class_cost and
11028         updated_class_cost.  Remove splay_removed_p and
11029         left_conflict_size.  Add new members colorable_p.
11030         (ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICTS_SIZE): Remove.
11031         (ALLOCNO_COLORABLE_P): New macro.
11032         (ALLOCNO_COVER_CLASS): Rename to ALLOCNO_CLASS.
11033         (ALLOCNO_COVER_CLASS_COST, ALLOCNO_UPDATED_COVER_CLASS_COST):
11034         Rename to ALLOCNO_CLASS_COST and ALLOCNO_UPDATED__CLASS_COST.
11035         (OBJECT_...): Rename parameter C to O.
11036         (OBJECT_PROFITABLE_HARD_REGS): New macro.
11037         (OBJECT_HARD_REGS_NODE, OBJECT_HARD_REGS_SUBNODES_START)
11038         (OBJECT_HARD_REGS_SUBNODES_NUM): New macros.
11039         (struct target_ira_int): New members x_ira_max_memory_move_cost,
11040         x_ira_max_register_move_cost, x_ira_max_may_move_in_cost,
11041         x_ira_max_may_move_out_cost, x_ira_reg_allocno_class_p,
11042         x_ira_reg_pressure_class_p, x_ira_important_class_nums,
11043         x_ira_reg_class_superunion.  Rename x_prohibited_class_mode_reg to
11044         x_ira_prohibited_class_mode_reg.  Rename x_ira_reg_class_union to
11045         x_ira_reg_class_subunion.
11046         (ira_max_memory_move_cost, ira_max_register_move_cost)
11047         (ira_max_may_move_in_cost, ira_max_may_move_out_cost)
11048         (ira_reg_allocno_class_p, ira_reg_pressure_class_p)
11049         (ira_important_class_nums, ira_reg_class_superunion): New macros.
11050         (prohibited_class_mode_regs): Rename to ira_prohibited_class_mode_regs.
11051         (ira_reg_class_union): Rename to ira_reg_class_subunion.
11052         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
11053         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
11054         (ira_tune_allocno_costs_and_cover_classes): Rename to
11055         ira_tune_allocno_costs.
11056         (ira_debug_hard_regs_forest): New.
11057         (ira_object_conflict_iter_init, ira_object_conflict_iter_cond)
11058         (ira_object_conflict_iter_next): Fix comments.
11059         (ira_hard_reg_set_intersection_p, hard_reg_set_size): New functions.
11060         (ira_allocate_and_set_costs, ira_allocate_and_copy_costs): Rename
11061         cover_class to aclass.
11062         (ira_allocate_and_accumulate_costs): Ditto.
11063         (ira_allocate_and_set_or_copy_costs): Ditto.
11064
11065         * opts.c (decode_options): Remove ira_cover_class check.
11066
11067         * ira-color.c: Remove mentioning cover classes from the file.  Use
11068         ALLOCNO_CLASS, ALLOCNO_CLASS_COST, and ALLOCNO_UPDATED_CLASS_COST
11069         instead of ALLOCNO_COVER_CLASS, ALLOCNO_COVER_CLASS_COST, and
11070         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
11071         (splay-tree.h): Remove include.
11072         (allocno_coalesced_p, processed_coalesced_allocno_bitmap): Move
11073         before copy_freq_compare_func.
11074         (allocnos_for_spilling, removed_splay_allocno_vec): Remove.
11075         (object_hard_regs_vec, object_hard_regs_htab, node_check_tick):
11076         New definitions.
11077         (hard_regs_roots, hard_regs_node_vec): Ditto.
11078         (object_hard_regs_hash, object_hard_regs_eq, find_hard_regs): Ditto.
11079         (insert_hard_regs, init_object_hard_regs, add_object_hard_regs): Ditto.
11080         (finish_object_hard_regs, object_hard_regs_compare): Ditto.
11081         (create_new_object_hard_regs_node): Ditto.
11082         (add_new_object_hard_regs_node_to_forest): Ditto.
11083         (add_object_hard_regs_to_forest, collect_object_hard_regs_cover): Ditto.
11084         (setup_object_hard_regs_nodes_parent, first_common_ancestor_node):
11085         Ditto.
11086         (print_hard_reg_set, print_hard_regs_subforest): Ditto.
11087         (print_hard_regs_forest, ira_debug_hard_regs_forest): Ditto.
11088         (remove_unused_object_hard_regs_nodes): Ditto.
11089         (enumerate_object_hard_regs_nodes): Ditto.
11090         (object_hard_regs_nodes_num, object_hard_regs_nodes): Ditto.
11091         (object_hard_regs_subnode_t): Ditto.
11092         (struct object_hard_regs_subnode): Ditto.
11093         (object_hard_regs_subnodes, object_hard_regs_subnode_index): Ditto.
11094         (setup_object_hard_regs_subnode_index): Ditto.
11095         (get_object_hard_regs_subnodes_num): Ditto.
11096         (form_object_hard_regs_nodes_forest): Ditto.
11097         (finish_object_hard_regs_nodes_tree): Ditto.
11098         (finish_object_hard_regs_nodes_forest): Ditto.
11099         (allocnos_have_intersected_live_ranges_p): Rename to
11100         allocnos_conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
11101         (pseudos_have_intersected_live_ranges_p): Rename to
11102         conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
11103         (setup_left_conflict_sizes_p, update_left_conflict_sizes_p): Ditto.
11104         (empty_profitable_hard_regs, setup_profitable_hard_regs): Ditto.
11105         (update_copy_costs): Remove assert.  Skip cost update if the hard
11106         reg does not belong the class.
11107         (assign_hard_reg): Process only profitable hard regs.
11108         (uncolorable_allocnos_num): Make it scalar.
11109         (allocno_spill_priority): Use ALLOCNO_EXCESS_PRESSURE_POINTS_NUM
11110         and ira_reg_class_max_nregs instead of ALLOCNO_LEFT_CONFLICTS_SIZE
11111         and ira_reg_class_max_nregs.
11112         (bucket_allocno_compare_func): Check frequency first.
11113         (sort_bucket): Add compare function as a parameter.
11114         (add_allocno_to_ordered_bucket): Assume no coalesced allocnos.
11115         (uncolorable_allocnos_splay_tree, USE_SPLAY_P): Remove.
11116         (push_allocno_to_stack): Rewrite for checking new allocno
11117         colorability.
11118         (remove_allocno_from_bucket_and_push): Print cost too.  Remove assert.
11119         (push_only_colorable): Pass new parameter to sort_bucket.
11120         (push_allocno_to_spill): Remove.
11121         (allocno_spill_priority_compare): Make it inline and rewrite.
11122         (splay_tree_allocate, splay_tree_free): Remove.
11123         (allocno_spill_sort_compare): New function.
11124         (push_allocnos_to_stack): Sort allocnos for spilling once.  Don't
11125         build and use splay tree.  Choose first allocno in uncolorable
11126         allocno bucket to spill.  Remove setting spill cost.
11127         (all_conflicting_hard_regs): Remove.
11128         (setup_allocno_available_regs_num): Check only profitable hard
11129         regs.  Print info about hard regs nodes.
11130         (setup_allocno_left_conflicts_size): Remove.
11131         (put_allocno_into_bucket): Don't call
11132         setup_allocno_left_conflicts_size.  Use setup_left_conflict_sizes_p.
11133         (improve_allocation): New.
11134         (color_allocnos): Call setup_profitable_hard_regs,
11135         form_object_hard_regs_nodes_forest, improve_allocation,
11136         finish_object_hard_regs_nodes_forest.  Setup spill cost.
11137         (print_loop_title): Use pressure classes.
11138         (color_allocnso): Ditto.
11139         (do_coloring): Remove allocation and freeing splay_tree_node_pool
11140         and allocnos_for_spilling.
11141         (ira_sort_regnos_for_alter_reg): Don't setup members
11142         {first,next}_coalesced_allocno.
11143         (color): Remove allocating and freeing removed_splay_allocno_vec.
11144         (fast_allocation): Use ira_prohibited_class_mode_regs instead of
11145         prohibited_class_mode_regs.
11146
11147         * ira-lives.c: Remove mentioning cover classes from the file.  Fix
11148         formatting.
11149         (update_allocno_pressure_excess_length): Use pressure classes.
11150         (inc_register_pressure, dec_register_pressure): Check for pressure
11151         class.
11152         (mark_pseudo_regno_live, mark_pseudo_regno_subword_live): Use
11153         pressure class.  Use ira_reg_class_nregs instead of
11154         ira_reg_class_max_nregs.
11155         (mark_pseudo_regno_dead, mark_pseudo_regno_subword_dead): Ditto.
11156         (mark_hard_reg_live, mark_hard_reg_dead): Use pressure class.
11157         (single_reg_class): Use ira_reg_class_nregs instead of
11158         ira_reg_class_max_nregs.
11159         (process_bb_node_lives): Use pressure classes.
11160
11161         * ira-emit.c: Remove mentioning cover classes from the file.  Use
11162         ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Fix formatting.
11163         (change_loop): Use pressure classes.
11164         (modify_move_list): Call ira_set_allocno_class instead of
11165         ira_set_allocno_cover_class.
11166
11167         * ira-build.c: Remove mentioning cover classes from the file.  Use
11168         ALLOCNO_CLASS and ALLOCNO_CLASS_COST instead of
11169         ALLOCNO_COVER_CLASS and ALLOCNO_COVER_CLASS_COST.  Use
11170         ALLOCNO_UPDATED_CLASS_COST instead of
11171         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
11172         (ira_create_object): Initiate OBJECT_PROFITABLE_HARD_REGS.
11173         (ira_create_allocno): Remove initialization of
11174         ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICT_SIZE.  Initialize
11175         ALLOCNO_COLORABLE_P.
11176         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
11177         Update conflict regs for the objects.
11178         (create_cap_allocno): Remove assert.  Don't propagate
11179         ALLOCNO_AVAILABLE_REGS_NUM.
11180         (ira_free_allocno_costs): New function.
11181         (finish_allocno): Change a part of code into call of
11182         ira_free_allocno_costs.
11183         (low_pressure_loop_node_p): Use pressure classes.
11184         (object_range_compare_func): Don't compare classes.
11185         (setup_min_max_conflict_allocno_ids): Ditto.
11186
11187         * loop-invariant.c: Remove mentioning cover classes from the file.
11188         Use ira_pressure_classes and ira_pressure_classes_num instead of
11189         ira_reg_class_cover_size and ira_reg_class_cover.  Fix formatting.
11190         (get_cover_class_and_nregs): Rename to get_cover_pressure_and_nregs.
11191         Use ira_reg_class_max_nregs instead of ira_reg_class_nregs.
11192         Use reg_allocno_class instead of reg_cover_class.
11193         (get_inv_cost): Use instead ira_stack_reg_pressure_class of
11194         STACK_REG_COVER_CLASS.
11195         (get_regno_cover_class): Rename to get_regno_pressure_class.
11196         (move_loop_invariants): Initialize and finalize regstat.
11197
11198         * ira.c: Remove mentioning cover classes from the file.  Add
11199         comments about coloring without cover classes.  Use ALLOCNO_CLASS
11200         instead of ALLOCNO_COVER_CLASS.  Fix formatting.
11201         (alloc_reg_class_subclasses, setup_reg_subclasses): Move it before
11202         setup_class_subset_and_memory_move_costs.
11203         (setup_stack_reg_pressure_class, setup_pressure_classes): New.
11204         (setup_cover_and_important_classes): Rename to
11205         setup_allocno_and_important_classes.
11206         (setup_class_translate_array): New.
11207         (setup_class_translate): Call it for allocno and pressure classes.
11208         (cover_class_order): Rename to allocno_class_order.
11209         (comp_reg_classes_func): Use ira_allocno_class_translate instead
11210         of ira_class_translate.
11211         (reorder_important_classes): Set up ira_important_class_nums.
11212         (setup_reg_class_relations): Set up ira_reg_class_superunion.
11213         (print_class_cover): Rename to print_classes.  Add parameter.
11214         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
11215         Print pressure classes too.
11216         (find_reg_class_closure): Rename to find_reg_classes.  Don't call
11217         setup_reg_subclasses.
11218         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
11219         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
11220         (setup_prohibited_class_mode_regs): Use
11221         ira_prohibited_class_mode_regs instead of prohibited_class_mode_regs.
11222         (clarify_prohibited_class_mode_regs): New function.
11223         (ira_init_register_move_cost): Set up ira_max_register_move_cost,
11224         ira_max_may_move_in_cost, and ira_max_may_move_out_cost.
11225         (ira_init_once): Initialize them.
11226         (free_register_move_costs): Process them.
11227         (ira_init): Move calls of find_reg_classes and
11228         setup_hard_regno_aclass after setup_prohibited_class_mode_regs.
11229         Call clarify_prohibited_class_mode_regs.
11230         (ira_no_alloc_reg): Remove.
11231         (too_high_register_pressure_p): Use pressure classes.
11232
11233         * sched-deps.c: Remove mentioning cover classes from the file.
11234         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
11235         ira_pressure_classes and ira_pressure_classes_num instead of
11236         ira_reg_class_cover_size and ira_reg_class_cover.
11237         (mark_insn_hard_regno_birth, mark_hard_regno_death): Use
11238         sched_regno_pressure_class instead of sched_regno_cover_class.
11239         (mark_insn_pseudo_birth, mark_pseudo_death): Ditto.  Use
11240         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
11241
11242         * ira.h: Add 2010 to Copyright.
11243         (ira_no_alloc_reg): Remove external.
11244         (struct target_ira): Rename x_ira_hard_regno_cover_class,
11245         x_ira_reg_class_cover_size, x_ira_reg_class_cover, and
11246         x_ira_class_translate to x_ira_hard_regno_allocno_class,
11247         x_ira_allocno_classes_num, x_ira_allocno_classes, and
11248         x_ira_allocno_class_translate.  Add x_ira_pressure_classes_num,
11249         x_ira_pressure_classes, x_ira_pressure_class_translate, and
11250         x_ira_stack_reg_pressure_class.  Rename x_ira_reg_class_nregs to
11251         x_ira_reg_class_max_nregs.  Add x_ira_reg_class_min_nregs and
11252         x_ira_no_alloc_regs.
11253         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
11254         (ira_reg_class_cover_size, ira_reg_class_cover): Rename to
11255         ira_allocno_classes_num and ira_allocno_classes.
11256         (ira_class_translate): Rename to ira_allocno_class_translate.
11257         (ira_pressure_classes_num, ira_pressure_classes): New definitions.
11258         (ira_pressure_class_translate, ira_stack_reg_pressure_class): Ditto.
11259         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
11260         (ira_reg_class_min_nregs, ira_stack_reg_pressure_class): New
11261         (ira_no_alloc_regs): New.
11262
11263         * ira-costs.c: Add 2010 to Copyright.  Remove mentioning cover
11264         classes from the file.  Use ALLOCNO_CLASS instead of
11265         ALLOCNO_COVER_CLASS.  Use ALLOCNO_CLASS_COST instead of
11266         ALLOCNO_COVER_CLASS_COST.
11267         (regno_cover_class): Rename to regno_aclass.
11268         (record_reg_classes): Use ira_reg_class_subunion instead of
11269         ira_reg_class_union.
11270         (record_address_regs): Check overflow.
11271         (scan_one_insn): Ditto.
11272         (print_allocno_costs): Print total mem cost fore regional allocation.
11273         (print_pseudo_costs): Use REG_N_REFS.
11274         (find_costs_and_classes): Use classes intersected with them on the
11275         1st pass. Check overflow.  Use ira_reg_class_subunion instead of
11276         ira_reg_class_union.  Use ira_allocno_class_translate and
11277         regno_aclass instead of ira_class_translate and regno_cover_class.
11278         Modify code for finding regno_aclass.  Setup preferred classes for
11279         the next pass.
11280         (setup_allocno_cover_class_and_costs): Rename to
11281         setup_allocno_class_and_costs.  Use regno_aclass instead of
11282         regno_cover_class.  Use ira_set_allocno_class instead of
11283         ira_set_allocno_cover_class.
11284         (init_costs, finish_costs): Use regno_aclass instead of
11285         regno_cover_class.
11286         (ira_costs): Use setup_allocno_class_and_costs instead of
11287         setup_allocno_cover_class_and_costs.
11288         (ira_tune_allocno_costs_and_cover_classes): Rename to
11289         ira_tune_allocno_costs.  Check overflow.  Skip conflict hard regs
11290         by processing objects.  Use ira_reg_class_max_nregs instead of
11291         ira_reg_class_nregs.
11292
11293         * rtl.h (reg_cover_class): Rename to reg_allocno_class.
11294
11295         * sched-int.h: Remove mentioning cover classes from the file.
11296         (sched_regno_cover_class): Rename to sched_regno_pressure_class.
11297
11298         * reginfo.c: Add 2010 to Copyright.  Remove mentioning cover
11299         classes from the file.
11300         (struct reg_pref): Rename coverclass into allocnoclass.
11301         (reg_cover_class): Rename to reg_allocno_class.
11302
11303         * Makefile.in (ira-color.o): Remove SPLAY_TREE_H from dependencies.
11304
11305         * config/alpha/alpha.h (IRA_COVER_CLASSES): Remove.
11306
11307         * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
11308
11309         * config/avr/avr.h (IRA_COVER_CLASSES): Ditto.
11310
11311         * config/bfin/bfin.h (IRA_COVER_CLASSES): Ditto.
11312
11313         * config/cris/cris.h (IRA_COVER_CLASSES): Ditto.
11314
11315         * config/fr30/fr30.h (IRA_COVER_CLASSES): Ditto.
11316
11317         * config/frv/frv.h (IRA_COVER_CLASSES): Ditto.
11318
11319         * config/h8300/h8300.h (IRA_COVER_CLASSES): Ditto.
11320
11321         * config/i386/i386.h (STACK_REG_COVER_CLASS): Ditto.
11322
11323         * config/i386/i386.c (TARGET_IRA_COVER_CLASSES)
11324         (i386_ira_cover_classes): Ditto.
11325
11326         * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
11327
11328         * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Ditto.
11329
11330         * config/m32r/m32r.h (IRA_COVER_CLASSES): Ditto.
11331
11332         * config/m68k/m68k.h (IRA_COVER_CLASSES): Ditto.
11333
11334         * config/mcore/mcore.h (IRA_COVER_CLASSES): Ditto.
11335
11336         * config/mep/mep.h (IRA_COVER_CLASSES): Ditto.
11337
11338         * config/mips/mips.c (TARGET_IRA_COVER_CLASSES)
11339         (mips_ira_cover_classes): Ditto.
11340
11341         * config/mn10300/mn10300.h (IRA_COVER_CLASSES): Ditto.
11342
11343         * config/moxie/moxie.h (IRA_COVER_CLASSES): Ditto.
11344
11345         * config/pa/pa64-regs.h (IRA_COVER_CLASSES): Ditto.
11346
11347         * config/pa/pa32-regs.h (IRA_COVER_CLASSES): Ditto.
11348
11349         * config/picochip/picochip.h (IRA_COVER_CLASSES): Ditto.
11350
11351         * config/rs6000/rs6000.h (IRA_COVER_CLASSES_PRE_VSX)
11352         (IRA_COVER_CLASSES_VSX): Ditto.
11353
11354         * config/rs6000/rs6000.c (TARGET_IRA_COVER_CLASSES)
11355         (rs6000_ira_cover_classes): Ditto.
11356
11357         * config/rx/rx.h (IRA_COVER_CLASSES): Ditto.
11358
11359         * config/s390/s390.h (IRA_COVER_CLASSES): Ditto.
11360
11361         * config/score/score.h (IRA_COVER_CLASSES): Ditto.
11362
11363         * config/sh/sh.h (IRA_COVER_CLASSES): Ditto.
11364
11365         * config/sparc/sparc.h (IRA_COVER_CLASSES): Ditto.
11366
11367         * config/spu/spu.h (IRA_COVER_CLASSES): Ditto.
11368
11369         * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Ditto.
11370
11371         * config/v850/v850.h (IRA_COVER_CLASSES): Ditto.
11372
11373         * config/vax/vax.h (IRA_COVER_CLASSES): Ditto.
11374
11375         * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Ditto.
11376
11377 2011-03-29  Jakub Jelinek  <jakub@redhat.com>
11378
11379         PR debug/48253
11380         * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
11381         dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
11382         dw_fde_unlikely_section_end_label, cold_in_std_section,
11383         dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
11384         Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
11385         fields.
11386         (output_fde): Use dw_fde_second_{begin,end} if second is
11387         true, otherwise dw_fde_{begin,end}.
11388         (output_call_frame_info): Test dw_fde_second_begin != NULL
11389         instead of dw_fde_switched_sections.
11390         (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
11391         fields, initialize new fields.  Initialize in_std_section
11392         unconditionally from the first partition.
11393         (dwarf2out_end_epilogue): Don't override dw_fde_end when
11394         dw_fde_second_begin is non-NULL.
11395         (dwarf2out_switch_text_section): Stop initializing removed
11396         dw_fde_struct fields, initialize new fields, initialize
11397         also dw_fde_end here.  Set dw_fde_switch_cfi even when
11398         dwarf2out_do_cfi_asm ().  Call var_location_switch_text_section.
11399         (struct var_loc_list_def): Add last_before_switch field.
11400         (arange_table, arange_table_allocated, arange_table_in_use,
11401         ARANGE_TABLE_INCREMENT, add_arange): Removed.
11402         (size_of_aranges): Count !in_std_section and !second_in_std_section
11403         hunks in fdes, instead of looking at arange_table_in_use.
11404         (output_aranges): Add aranges_length argument, don't call
11405         size_of_aranges here.  Instead of using aranges_table*
11406         emit ranges for fdes when !in_std_section resp.
11407         !second_in_std_section.
11408         (dw_loc_list): Break ranges crossing section switch.
11409         (convert_cfa_to_fb_loc_list): Likewise.  If switched sections,
11410         use dw_fde_second_end instead of dw_fde_end as end of last range.
11411         (gen_subprogram_die): Don't call add_arange.  Use
11412         dw_fde_{begin,end} for first partition and if switched
11413         section dw_fde_second_{begin,end} for the second.
11414         (var_location_switch_text_section_1,
11415         var_location_switch_text_section): New functions.
11416         (dwarf2out_begin_function): Initialize cold_text_section even
11417         when function_section () isn't text_section.
11418         (prune_unused_types): Don't walk arange_table.
11419         (dwarf2out_finish): Don't needlessly test
11420         flag_reorder_blocks_and_partition when testing cold_text_section_used.
11421         If info_section_emitted, call size_of_aranges and if it indicates
11422         non-empty .debug_aranges, call output_aranges with the computed
11423         size.  Stop using removed dw_fde_struct fields, use
11424         dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
11425         for second.
11426
11427         PR debug/48203
11428         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Only
11429         create ENTRY_VALUE if incoming or address of incoming's MEM
11430         is a hard REG.
11431         * dwarf2out.c (mem_loc_descriptor): Don't emit
11432         DW_OP_GNU_entry_value of DW_OP_fbreg.
11433         * var-tracking.c (vt_add_function_parameter): Ensure cselib_lookup
11434         on ENTRY_VALUE is able to find the canonical parameter VALUE.
11435         * cselib.c (rtx_equal_for_cselib_1) <case ENTRY_VALUE>: Use
11436         rtx_equal_p instead of rtx_equal_for_cselib_1 to compare
11437         ENTRY_VALUE_EXPs.
11438         (cselib_hash_rtx) <case ENTRY_VALUE>: If ENTRY_VALUE_EXP
11439         is a REG_P or MEM_P with REG_P address, compute hash directly
11440         instead of calling cselib_hash_rtx on ENTRY_VALUE_EXP.
11441         (preserve_only_constants): Don't clear VALUES forwaring
11442         ENTRY_VALUE to some other VALUE.
11443
11444 2011-03-28  Richard Sandiford  <richard.sandiford@linaro.org>
11445
11446         * builtins.c (expand_builtin_memset_args): Use gen_int_mode
11447         instead of GEN_INT.
11448
11449 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
11450
11451         * cfgexpand.c (expand_gimple_cond): Always set the source location and
11452         block before expanding the statement.
11453         (expand_gimple_stmt_1): Likewise.  Set them here...
11454         (expand_gimple_stmt): ...and not here.  Tidy.
11455         * cfglayout.c (curr_insn_locator): Return 0 if the current location is
11456         unknown.
11457
11458 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
11459
11460         * Makefile.in: New rule for cprop.o.
11461         * gcse.c: Move constant/copy propagation to cprop.c.
11462         (compute_local_properties): Only handle expression tables.
11463         (hash_scan_set, compute_hash_table_work, alloc_hash_table,): Likewise.
11464         (one_pre_gcse_pass, one_code_hoisting_pass): Likewise.
11465         (hash_set, insert_set_in_table, gcse_constant_p, lookup_set,
11466         next_set, reset_opr_set_tables, oprs_not_set_p, mark_call, mark_set,
11467         mark_clobber, mark_oprs_set, alloc_cprop_mem, free_cprop_mem,
11468         compute_cprop_data, find_used_regs, try_replace_reg,
11469         find_avail_set, cprop_jump, constprop_register, cprop_insn,
11470         local_cprop_find_used_regs, do_local_cprop, local_cprop_pass,
11471         fis_get_condition, implicit_set_cond_p, find_implicit_sets,
11472         find_bypass_set, reg_killed_on_edge, bypass_block,
11473         bypass_conditional_jumps, one_cprop_pass, gate_rtl_cprop,
11474         execute_rtl_cprop, pass_rtl_cprop): Move to...
11475         * cprop.c: ...here.  New file, constant/copy propagation for RTL
11476         moved from gcse.c to here with minor cleanups in duplicated code.
11477
11478 2011-03-28  H.J. Lu  <hongjiu.lu@intel.com>
11479
11480         * config/i386/i386.c (flag_opts): Fix a typo in
11481         -mavx256-split-unaligned-store.
11482
11483 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
11484
11485         * config/h8300/h8300.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
11486         LIBCALL_VALUE): Remove macros.
11487         * config/h8300/h8300.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
11488         TARGET_FUNCTION_VALUE_REGNO_P): Define.
11489         (h8300_function_value, h8300_libcall_value,
11490         h8300_function_value_regno_p): New functions.
11491
11492 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
11493
11494         * config/h8300/h8300.h (ASM_OUTPUT_BSS): Remove macro.
11495
11496 2011-03-28  Jeff Law  <law@redhat.com>
11497
11498         * tree-ssa-threadupdate.c (redirect_edges): Call
11499         create_edge_and_update_destination_phis as needed.
11500         (create_edge_and_update_destination_phis): Accept new BB argument.
11501         All callers updated.
11502         (thread_block): Do not update the profile when threading around
11503         intermediate blocks.
11504         (thread_single_edge): Likewise.
11505         (determine_bb_domination_status): If BB is not a successor of the
11506         loop header, return NONDOMINATING.
11507         (register_jump_thread): Note when we register a jump thread around
11508         an intermediate block.
11509         * tree-ssa-threadedge.c (thread_around_empty_block): New function.
11510         (thread_across_edge): Use it.
11511
11512 2011-03-28  Tristan Gingold  <gingold@adacore.com>
11513
11514         * config/ia64/ia64.c (ia64_promote_function_mode): Fix promotion
11515         when for_return is 2.
11516
11517 2011-03-28  Jeff Law  <law@redhat.com>
11518
11519         * var-tracking.c (canonicalize_values_mark): Delete unused
11520         lhs assignment.
11521         (canonicalize_values_star, set_variable_part): Likewise.
11522         (clobber_variable_part, delete_variable_part): Likewise.
11523
11524 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
11525
11526         * gcse.c (free_gcse_mem): Free reg_set_bitmap.
11527
11528 2011-03-28  Martin Jambor  <mjambor@suse.cz>
11529
11530         * tree-inline.c (expand_call_inline): Do not check that destination
11531         node is analyzed.
11532         (optimize_inline_calls): Assert that destination node is analyzed.
11533         * cgraph.c (cgraph_add_new_function): Call cgraph_analyze_function, do
11534         not call tree_lowering_passes.
11535         * cgraph.h (cgraph_analyze_function): Declare.
11536         * cgraphunit.c (cgraph_analyze_function): Make public.
11537
11538 2011-03-28  Joseph Myers  <joseph@codesourcery.com>
11539
11540         * config/sparc/sparc-opts.h: New.
11541         * config/sparc/sparc.c (sparc_handle_option, sparc_select,
11542         sparc_cpu, fpu_option_set, TARGET_HANDLE_OPTION): Remove.
11543         (sparc_option_override): Store processor_type enumeration rather
11544         than string in cpu_default.  Remove name and enumeration from
11545         cpu_table.  Directly default -mcpu then default -mtune from -mcpu
11546         without using sparc_select.  Use target_flags_explicit instead of
11547         fpu_option_set.
11548         * config/sparc/sparc.h (enum processor_type): Move to
11549         sparc-opts.h.
11550         (sparc_cpu, struct sparc_cpu_select, sparc_select): Remove.
11551         * config/sparc/sparc.opt (config/sparc/sparc-opts.h): New
11552         HeaderInclude entry.
11553         (mcpu=, mtune=): Use Var and Enum.
11554         (sparc_processor_type): New Enum and EnumValue entries.
11555
11556 2011-03-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11557             Iain Sandoe  <iains@gcc.gnu.org>
11558
11559         PR target/48245
11560         * config/darwin.h (LINK_COMMAND_SPEC_A): Use LINK_PLUGIN_SPEC.
11561
11562 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
11563
11564         * tree-vectorizer.h (vect_create_data_ref_ptr): Adjust prototype.
11565         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add GSI parameter.
11566         Insert new statements at it in lieu of STMT.
11567         (vect_setup_realignment): Adjust call to vect_create_data_ref_ptr.
11568         * tree-vect-stmts.c (vectorizable_store): Likewise.
11569         (vectorizable_load): Likewise.
11570
11571 2011-03-28  Uros Bizjak  <ubizjak@gmail.com>
11572
11573         * config/alpha/alpha.md (addtf3): Change mode of operands to TFmode.
11574         (divtf3): Ditto.
11575         (multf3): Ditto.
11576         (subtf3): Ditto.
11577
11578 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
11579
11580         * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
11581         unaligned 256bit load/store.
11582         (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
11583         (*avx_movdqu<avxmodesuffix>): Likewise.
11584
11585 2011-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
11586
11587         PR target/48288
11588         * config/pa/predicates.md (reg_or_ior_operand): New predicate.
11589         * config/pa/pa.md (iordi3): Use new predicate in expander.
11590         (iorsi3): Likewise.
11591
11592 2011-03-27  Anatoly Sokolov  <aesok@post.ru>
11593
11594         * config/mips/mips.h (LIBCALL_VALUE, FUNCTION_VALUE,
11595         FUNCTION_VALUE_REGNO_P): Remove macros.
11596         * config/mips/mips-protos.h (mips_function_value): Remove.
11597         * config/mips/mips.c (mips_function_value): Rename to...
11598         (mips_function_value_1): ... this. Make static.  Handle receiving
11599         the function type in 'fn_decl_or_type' argument.
11600         (mips_function_value, mips_libcall_value,
11601         mips_function_value_regno_p): New function.
11602         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
11603         TARGET_FUNCTION_VALUE_REGNO_P): Define.
11604
11605 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
11606
11607         * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
11608         and -mavx256-split-unaligned-store.
11609         (ix86_option_override_internal): Split 32-byte AVX unaligned
11610         load/store by default.
11611         (ix86_avx256_split_vector_move_misalign): New.
11612         (ix86_expand_vector_move_misalign): Use it.
11613
11614         * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
11615         -mavx256-split-unaligned-store.
11616
11617         * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
11618         256bit load/store.  Generate unaligned store on misaligned memory
11619         operand.
11620         (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
11621         256bit load/store.
11622         (*avx_movdqu<avxmodesuffix>): Likewise.
11623
11624         * doc/invoke.texi: Document -mavx256-split-unaligned-load and
11625         -mavx256-split-unaligned-store.
11626
11627 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
11628
11629         PR target/38598
11630         * config/mips/mips.md (extendsidi2): Add an "l" alternative.
11631         Update commentary.
11632
11633 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
11634
11635         * config/mips/mips.c (mips_prepare_builtin_arg): Replace icode and
11636         opno arguments with an expand_operand.  Use create_input_operand.
11637         (mips_prepare_builtin_target): Delete.
11638         (mips_expand_builtin_insn, mips_expand_builtin_compare_1): New
11639         functions.
11640         (mips_expand_builtin_direct): Use create_output_operand and
11641         mips_expand_builtin_insn.  Update call to mips_prepare_builtin_arg.
11642         (mips_expand_builtin_movtf): Likewise.  Use mips_expand_fp_comparison.
11643         (mips_expand_builtin_compare): Use mips_expand_fp_comparison.
11644
11645 2011-03-27  Ira Rosen  <ira.rosen@linaro.org>
11646
11647         * config/arm/arm.c (arm_autovectorize_vector_sizes): New
11648         function.
11649         (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
11650
11651 2011-03-26  Eric Botcazou  <ebotcazou@adacore.com>
11652
11653         * basic-block.h (fixup_abnormal_edges): Adjust prototype.
11654         * reload1.c (reload): Adjust call to fixup_abnormal_edges.  Rediscover
11655         basic blocks and call commit_edge_insertions directly.
11656         (fixup_abnormal_edges): Move from here to...
11657         * cfgrtl.c (fixup_abnormal_edges): ...here.  Only insert instructions
11658         on the edges and return whether some have actually been inserted.
11659         * reg-stack.c (convert_regs): Fix up abnormal edges before inserting
11660         compensation code.
11661
11662 2011-03-26  Andrey Belevantsev  <abel@ispras.ru>
11663
11664         PR rtl-optimization/48144
11665         * sel-sched-ir.c (merge_history_vect): Factor out from ...
11666         (merge_expr_data): ... here.
11667         (av_set_intersect): Rename to av_set_code_motion_filter.
11668         Update all callers.  Call merge_history_vect when an expression
11669         is found in both sets.
11670         * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
11671
11672 2011-03-26  Alan Modra  <amodra@gmail.com>
11673
11674         * config/rs6000/predicates.md (word_offset_memref_op): Handle
11675         cmodel medium addresses.
11676         * config/rs6000/rs6000.c (rs6000_secondary_reload): Handle misaligned
11677         64-bit gpr loads and stores.
11678         (rs6000_secondary_reload_ppc64): New function.
11679         * config/rs6000/rs6000-protos.h: Declare it.
11680         * config/rs6000/rs6000.md (reload_di_store, reload_di_load): New.
11681
11682 2011-03-26  Alan Modra  <amodra@gmail.com>
11683
11684         PR target/47487
11685         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Support
11686         GNU Go in traceback table.
11687
11688 2011-03-25  Richard Henderson  <rth@redhat.com>
11689
11690         * expr.c (emit_block_move_via_movmem): Only use 6 operand variant
11691         if there are exactly 6 operands.
11692         (set_storage_via_setmem): Similarly.
11693
11694 2011-03-25  Kai Tietz  <ktietz@redhat.com>
11695
11696         * collect2.c (write_c_file_stat): Handle backslash
11697         as right-hand directory separator.
11698         (resolve_lib_name): Use IS_DIR_SEPARATOR instead of
11699         checking just for slash.
11700         * coverage.c (coverage_init): Use IS_ABSOLUTE_PATH
11701         instead of checking for trailing slash.
11702         * gcc.c (record_temp_file): Use filename_cmp instead
11703         of strcmp.
11704         (do_spec_1): Likewise.
11705         (replace_outfile_spec_function): Likewise.
11706         (is_directory): Use filename_ncmp instead of strncmp.
11707         (print_multilib_info): Likewise.
11708         * gcov.c (find_source): Use filename_cmp instead
11709         instead of strcmp.
11710         (make_gcov_file_name): Fix order of slash/backslash
11711         checks.
11712         * incpath.c (DIRS_EQ): Use filename_cmp instead of strcmp.
11713         (add_standard_paths): Likewise.
11714         * mips-tfile.c (saber_stop): Handle backslash.
11715         * prefix.c (update_path): Use filename_ncmp instead of
11716         strncmp.
11717         * profile.c (output_location): Use filename_cmp instead
11718         of strcmp.
11719         * read-md.c (handle_toplevel_file): Handle backslash.
11720         * tlink.c (frob_extension):  Likewise.
11721         * tree-cfg.c (same_line_p): Use filename_cmp instead of
11722         strcmp.
11723         * tree-dump.c (dequeue_and_dump): Handle backslash.
11724         * tree.c (get_file_function_name): Likewise.
11725         * gengtype.c (read_input_list): Likewise.
11726         (get_file_realbasename): Likewise.
11727         (get_output_file_with_visibility): Use filename_cmp
11728         instead of strcmp.
11729
11730 2011-03-25  Richard Sandiford  <richard.sandiford@linaro.org>
11731
11732         * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Restrict FPA_REGS
11733         case to VFPv1.
11734
11735 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
11736
11737         * fold-const.c (expr_location_or): New function.
11738         (fold_truth_not_expr): Call it.
11739
11740 2011-03-25  Jeff Law  <law@redhat.com>
11741
11742         * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Add missing
11743         va_end.
11744         * c-family/c-common.c (def_fn_type): Likewise.
11745         * ada/gcc-interface/utils.c (def_fn_type): Likewise.
11746         * emit-rtl.c (gen_rtvec): Likewise.
11747         * lto/lto-lang.c (def_fn_type): Likewise.
11748
11749 2011-03-25  Richard Guenther  <rguenther@suse.de>
11750
11751         * tree-ssa-copy.c (stmt_may_generate_copy): Copies from constants
11752         also generate copies.
11753         (fini_copy_prop): Handle constant values properly.
11754
11755 2011-03-25  Jakub Jelinek  <jakub@redhat.com>
11756
11757         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Compare
11758         mode size instead of bitsize with DWARF2_ADDR_SIZE.
11759         (hash_loc_operands, compare_loc_operands): Handle
11760         DW_OP_GNU_entry_value.
11761
11762 2011-03-25  Kai Tietz  <ktietz@redhat.com>
11763
11764         * config/i386/cygming.h (DWARF_FRAME_REGISTERS): Adjust comment.
11765         (STACK_BOUNDARY): Check for bit-ness in case of MS_ABI.
11766         * config/i386/i386.c (ix86_conditional_register_usage): Adjust
11767         comment and use macro TARGET_64BIT_MS_ABI instead.
11768         (ix86_keep_aggregate_return_pointer): Optimize for 64-bit case
11769         and change default behavior for 32-bit MS_ABI.
11770         (ix86_reg_parm_stack_space): Check additionally for bit-ness.
11771         (ix86_function_type_abi): Allow check for ms_abi/sysv_abi for
11772         32-bit, too.
11773         (ix86_cfun_abi): Likewise.
11774         (ix86_maybe_switch_abi): Adjust comment.
11775         (init_cumulative_args): Check for bit-ness in MS_ABI case.
11776         (ix86_gimplify_va_arg): Check just for not TARGET_64BIT_MS_ABI
11777         instead of checking for SYSV_ABI.
11778         (ix86_nsaved_sseregs): Likewise.
11779         (ix86_compute_frame_layout): Set only for 64-bit MS_ABI alignment
11780         to 16 bytes.
11781         (ix86_expand_call): Use TARGET_64BIT_MS_ABI macro.
11782         * config/i386.h (TARGET_32BIT_MS_ABI): New macro.
11783         (ACCUMULATE_OUTGOING_ARGS): Check explicit for 64-bit MS_ABI.
11784         (OUTGOING_REG_PARM_STACK_SPACE): Likewise.
11785         * config/mingw32.h (DEFAULT_ABI): Change default always to MS_ABI.
11786
11787 2011-03-25  Richard Guenther  <rguenther@suse.de>
11788
11789         * tree-flow.h (verify_stmts): Rename to verify_gimple_in_cfg.
11790         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
11791         (verify_gimple): Remove.
11792         * tree-cfg.c (verify_gimple_call): Merge verification
11793         from verify_stmts.
11794         (verify_gimple_phi): Merge verification from verify_stmts.
11795         (verify_gimple_label): New function.
11796         (verify_types_in_gimple_seq_2): Rename to verify_gimple_in_seq_2.
11797         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
11798         (verify_stmt): Merge into verify_gimple_in_cfg and callees.
11799         (verify_stmts): Rename to verify_gimple_in_cfg.
11800         (verify_gimple_in_cfg): New function.
11801         * passes.c (execute_function_todo): Call verify_gimple_in_cfg.
11802         * tree-ssa.c (verify_ssa): Likewise.
11803         * gimplify.c (gimplify_body): Call verify_gimple_in_seq.
11804
11805 2011-03-25  Richard Guenther  <rguenther@suse.de>
11806
11807         * passes.c (init_optimization_passes): Add FRE pass after
11808         early SRA.
11809
11810 2011-03-25  Bernd Schmidt  <bernds@codesourcery.com>
11811             Andrew Stubbs  <ams@codesourcery.com>
11812
11813         * config/arm/vfp.md (arm_movdi_vfp): Enable only when not tuning
11814         for Cortex-A8.
11815         (arm_movdi_vfp_cortexa8): New pattern.
11816         * config/arm/neon.md (adddi3_neon, subdi3_neon, anddi3_neon,
11817         iordi3_neon, xordi3_neon): Add alternatives to discourage Neon
11818         instructions when tuning for Cortex-A8.  Set attribute "arch".
11819         * config/arm/arm.md: Move include arm-tune.md up a bit.
11820         (define_attr "arch"): Add "onlya8" and "nota8" values.
11821         (define_attr "arch_enabled"): Handle "onlya8" and "nota8".
11822
11823 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
11824
11825         PR bootstrap/48282
11826         Revert:
11827         2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
11828
11829         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
11830         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
11831         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
11832         * passes.c (init_optimization_passes): Move
11833         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
11834
11835 2011-03-25  Kai Tietz  <ktietz@redhat.com>
11836
11837         * c-typeck.c (comptypes_internal): Replace target
11838         hook call of comp_type_attributes by version in tree.c file.
11839         * gimple.c (gimple_types_compatible_p_1): Likewise.
11840         * tree-ssa.c (useless_type_conversion_p): Likewise.
11841         * tree.c (build_type_attribute_qual_variant): Likewise.
11842         (attribute_value_equal): New static helper function.
11843         (comp_type_attributes): New function.
11844         (merge_attributes): Use attribute_value_equal for comparison.
11845         (attribute_list_contained): Likewise.
11846         * tree.h (comp_type_attributes): New prototype.
11847
11848 2011-03-25  Richard Guenther  <rguenther@suse.de>
11849
11850         * tree-cfg.c (verify_gimple_assign_unary): Drop special casing
11851         of complex types at -O0.
11852         (verify_gimple_assign_binary): Likewise.
11853         (verify_gimple_assign_ternary): Likewise.
11854
11855 2011-03-24  Mark Wielaard  <mjw@redhat.com>
11856
11857         * dwarf2out.c (size_of_die): Modify comment to say DW_FORM_ref_sig8.
11858         (value_format): Use DW_FORM_ref_sig8, not DW_FORM_sig8.
11859
11860 2011-03-24  Mark Wielaard  <mjw@redhat.com>
11861
11862         PR debug/48041
11863         * dwarf2out.c (output_abbrev_section): Only write table when
11864         abbrev_die_table_in_use > 1.
11865
11866 2011-02-24  Richard Henderson  <rth@redhat.com>
11867
11868         * config/alpha/alpha.c (alpha_expand_unaligned_load): Use extql.
11869         (alpha_expand_unaligned_store): Use mskwl, mskll, mskql.
11870         (alpha_expand_unaligned_load_words): Use extql.
11871         (alpha_expand_unaligned_store_words): Use insqh, mskqh, mskql.
11872         (emit_insxl): Handle all modes for consistency.
11873
11874 2011-02-24  Richard Henderson  <rth@redhat.com>
11875
11876         * config/alpha/alpha.c (get_aligned_mem): Don't test WORDS_BIG_ENDIAN.
11877         (alpha_expand_unaligned_load): Likewise.
11878         (alpha_expand_unaligned_store): Likewise.
11879         (alpha_expand_unaligned_load_words): Likewise.
11880         (alpha_expand_unaligned_store_words): Likewise.
11881         (emit_insxl, alpha_split_compare_and_swap_12): Likewise.
11882         (alpha_split_lock_test_and_set_12): Likewise.
11883         (print_operand, alpha_fold_builtin_extxx): Likewise.
11884         (alpha_fold_builtin_insxx, alpha_fold_builtin_mskxx): Likewise.
11885         * config/alpha/alpha.md (bswapsi2, insv, extv, extzv): Likewise.
11886         (builtin_extwh, builtin_extlh, builtin_extql): Likewise.
11887         (unaligned_extendqidi_be, unaligned_extendhidi_be, extxl_be): Remove.
11888         (*extxl_1_be, *extql_2_be, extqh_be, extlh_be, extwh_be): Remove.
11889         (insbl_be, inswl_be, insll_be, insql_be, mskxl_be): Remove.
11890         (unaligned_loadqi_be, unaligned_loadhi_be): Remove.
11891         (unaligned_storeqi_be, unaligned_storehi_be): Remove.
11892         (extbl): Rename from builtin_extbl; don't test WORDS_BIG_ENDIAN.
11893         (extwl, extll, extql): Similarly.
11894         (inswh, inslh, insqh): Similarly.
11895         (mskbl, mskwl, mskll, mskql): Similarly.
11896         (mskwh, msklh, mskqh): Similarly.
11897
11898 2011-02-24  Richard Henderson  <rth@redhat.com>
11899
11900         * config/alpha/alpha.md (attribute isa): Add er, ner.
11901         (attribute enabled): Handle them.
11902         (*movdi): Merge *movdi_{er_nofix,nofix,er_fix,fix}.
11903
11904 2011-02-24  Richard Henderson  <rth@redhat.com>
11905
11906         * config/alpha/alpha.md (attribute isa): Add vms.
11907         (attribute enabled): Handle it.
11908         (*movsf): Merge *movsf_{nofix,fix,nofp}.
11909         (*movdf): Merge *movdf_{nofix,fix,nofp}.
11910         (*movtf): Rename from *movtf_internal for consistency.
11911         (*movsi): Merge with *movsi_nt_vms.
11912         (*movhi): Merge *movhi_nobwx, *movhi_bwx.
11913         (*movqi): Merge *movqi_nobwx, *movqi_bwx.
11914         (*mov<VEC>): Merge *mov<VEC>_fix, *mov<VEC>_nofix.
11915         * config/alpha/constraint.md ("f"): Use NO_REGS when fpu is disabled.
11916
11917 2011-02-24  Richard Henderson  <rth@redhat.com>
11918
11919         * config/alpha/alpha.md (extendqihi2): Implement for BWX only.
11920         (extendqisi2, extendhisi2): Likewise.
11921         (extendqidi2): Simplify BWX/non-BWX expansions.
11922         (extendhidi2): Similarly.
11923
11924 2011-02-24  Richard Henderson  <rth@redhat.com>
11925
11926         * config/alpha/alpha.md (attribute isa): New.
11927         (attribute enabled): New.
11928         (zero_extendqihi2): Merge from *zero_extendqihi2_{bwx,nobwx}.
11929         (zero_extendqisi2, zero_extendqidi2): Similarly.
11930         (zero_extendhisi2, zero_extendhidi2): Similarly.
11931         * config/alpha/predicates.md (reg_or_bwx_memory_operand): New.
11932
11933 2011-02-24  Richard Henderson  <rth@redhat.com>
11934
11935         * config/alpha/predicates.md (input_operand): Revert last change;
11936         update comment to mention 32-bit VMS rather than Windows.
11937
11938 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
11939
11940         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
11941         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
11942         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
11943         * passes.c (init_optimization_passes): Move
11944         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
11945
11946 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
11947
11948         * dojump.c (do_jump_by_parts_greater_rtx): Optimize in specific cases.
11949
11950 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
11951
11952         * config/i386/i386.md (ix86_print_operand): Output DFmode const_double
11953         correctly.
11954
11955 2011-03-24  Jakub Jelinek  <jakub@redhat.com>
11956
11957         PR debug/48204
11958         * simplify-rtx.c (simplify_const_unary_operation): Call
11959         real_convert when changing mode class with FLOAT_EXTEND.
11960
11961 2011-03-24  Nick Clifton  <nickc@redhat.com>
11962
11963         * config/rx/rx.h (LABEL_ALIGN_FOR_BARRIER): Define.
11964         (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
11965         * config/rx/rx.c (rx_option_override): Set align_jumps,
11966         align_loops and align_labels if not set by the user.
11967         (rx_align_for_label): New function.
11968         (rx_max_skip_for_label): New function.
11969         (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
11970         (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
11971         (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
11972         (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
11973         * config/rx/rx-protos.h (rx_align_for_label): Add prototype.
11974
11975 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
11976
11977         PR rtl-optimization/48263
11978         * optabs.c (expand_binop_directly): Reinstate convert_modes code
11979         and original commutative_p handling.  Use maybe_gen_insn.
11980
11981 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11982
11983         * reload.c (find_reloads_subreg_address): Add address_reloaded
11984         parameter and return true there if the full address has been
11985         reloaded.
11986         (find_reloads_toplev): Pass address_reloaded flag.
11987         (find_reloads_address_1): Don't use address_reloaded parameter.
11988
11989 2011-03-24  Jeff Law  <law@redhat.com>
11990
11991         * tree-ssa-live.c (remove_unused_scope_block_p): Remove set but
11992         unused variable "ann".
11993         (remove_unused_locals): Likewise.
11994
11995         * tree-ssa-copy.c (propagate_tree_value_into_stmt): Remove useless
11996         statement.
11997
11998         * cfglayout.c (fixup_reorder_chain): Do not dereference E_FALL
11999         after it is freed.
12000
12001 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
12002
12003         * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
12004         for invalid symbolic addresses.
12005         (s390_secondary_reload): Don't use s390_check_symref_alignment for
12006         larl operands.
12007
12008 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
12009
12010         * fold-const.c (fold_ternary_loc): Preserve the location (if any) of
12011         the argument in calls to fold_truth_not_expr.
12012
12013 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
12014
12015         * tree.c (record_node_allocation_statistics): New function.
12016         (make_node_stat, copy_node_stat, build_string): Call it.
12017         (make_tree_binfo_stat, make_tree_vec_stat, tree_cons_stat): Likewise.
12018         (build1_stat, build_omp_clause): Likewise.
12019
12020 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
12021
12022         * builtins.c (expand_movstr): Fix endp == 1 adjustment after
12023         last commit.
12024
12025 2011-03-24  Richard Guenther  <rguenther@suse.de>
12026
12027         PR tree-optimization/48271
12028         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only cleanup
12029         blocks that still exist.
12030
12031 2011-03-24  Richard Guenther  <rguenther@suse.de>
12032
12033         PR tree-optimization/48270
12034         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Do
12035         not free datarefs before ddrs.
12036
12037 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
12038
12039         * tree-sra.c (build_ref_for_offset): Strip useless type conversions
12040         from the address built for a reference with variable offset.
12041
12042 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
12043
12044         PR target/48237
12045         * config/i386/i386.md (*movdf_internal_rex64): Do not split
12046         alternatives that can be handled with movq or movabsq insn.
12047         (*movdf_internal): Disable for !TARGET_64BIT.
12048         (*movdf_internal_nointeger): Ditto.
12049         * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
12050
12051 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
12052
12053         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
12054         (FUNCTION_ARG_ADVANCE): Likewise.
12055         * tm.texi.in: Change references to them to hook references.
12056         * tm.texi: Regenerate.
12057         * targhooks.c (default_function_arg): Eliminate check for target macro.
12058         (default_function_incoming_arg): Likewise.
12059         (default_function_arg_advance): Likewise.
12060         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
12061         (function_arg_advance): Likewise.
12062         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
12063
12064 2011-03-24  Richard Guenther  <rguenther@suse.de>
12065
12066         PR middle-end/48269
12067         * tree-object-size.c (addr_object_size): Do not double-account
12068         for MEM_REF offsets.
12069
12070 2011-03-24  Diego Novillo  <dnovillo@google.com>
12071
12072         * lto-opts.c (input_data_block): Move to lto-streamer-in.c.
12073         * lto-streamer-in.c (input_string_internal): Add clarifying comments.
12074         (lto_input_data_block): Move from lto-opts.c.  Make extern.
12075         Update all users.
12076         (lto_input_string): Rename from input_string.  Make extern.
12077         Update all users.
12078         * lto-streamer-out.c (lto_output_string_with_length): Rename from
12079         output_string_with_length.
12080         Output 0 to indicate a non-NULL string.  Update all callers to
12081         not emit 0.
12082         (lto_output_string): Rename from output_string.  Make extern.
12083         Update all users.
12084         (lto_output_decl_state_streams): Make extern.
12085         (lto_output_decl_state_refs): Make extern.
12086         * lto-streamer.h (lto_input_string): Declare.
12087         (lto_input_data_block): Declare.
12088         (lto_output_string): Declare.
12089         (lto_output_string_with_length): Declare.
12090         (lto_output_decl_state_streams): Declare.
12091         (lto_output_decl_state_refs): Declare.
12092
12093 2011-03-24  Richard Guenther  <rguenther@suse.de>
12094
12095         PR tree-optimization/46562
12096         * tree.c (build_invariant_address): New function.
12097         * tree.h (build_invariant_address): Declare.
12098         * tree-dfa.c (get_addr_base_and_unit_offset): Wrap around
12099         a renamed function moved ...
12100         * tree-flow-inline.h (get_addr_base_and_unit_offset_1): ... here.
12101         Take valueization callback parameter.
12102         * tree-flow.h (gimple_fold_stmt_to_constant): Declare.
12103         * gimple-fold.h: New file.
12104         * tree-ssa-ccp.c (ccp_fold): Use gimple_fold_stmt_to_constant_1.
12105         (ccp_fold, fold_const_aggregate_ref,
12106         fold_ctor_reference, fold_nonarray_ctor_reference,
12107         fold_array_ctor_reference, fold_string_cst_ctor_reference,
12108         get_base_constructor): Move ...
12109         * gimple-fold.c: ... here.
12110         (gimple_fold_stmt_to_constant_1): New function
12111         split out from ccp_fold.  Take a valueization callback parameter.
12112         Valueize all operands.
12113         (gimple_fold_stmt_to_constant): New wrapper function.
12114         (fold_const_aggregate_ref_1): New function split out from
12115         fold_const_aggregate_ref.  Take a valueization callback parameter.
12116         (fold_const_aggregate_ref): Wrap fold_const_aggregate_ref_1.
12117         * tree-ssa-sccvn.c (simplify_binary_expression): Simplify
12118         invariant POINTER_PLUS_EXPRs to invariant form.
12119         (vn_valueize): New function.
12120         (try_to_simplify): Simplify by using gimple_fold_stmt_to_constant.
12121         * tree-vrp.c (vrp_valueize): New function.
12122         (vrp_visit_assignment_or_call): Use gimple_fold_stmt_to_constant
12123         to fold statements to constants.
12124         * tree-ssa-pre.c (eliminate): Properly guard propagation of
12125         function declarations.
12126         * Makefile.in (tree-ssa-sccvn.o, tree-vrp.o, gimple-fold.o,
12127         tree-ssa-ccp.o): Add gimple-fold.h dependencies.
12128
12129 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
12130
12131         * config/h8300/predicates.md (jump_address_operand): Fix register
12132         mode check.
12133
12134 2011-03-24  Ira Rosen  <ira.rosen@linaro.org>
12135
12136         * doc/invoke.texi (max-stores-to-sink): Document.
12137         * params.h (MAX_STORES_TO_SINK): Define.
12138         * opts.c (finish_options): Set MAX_STORES_TO_SINK to 0
12139         if either vectorization or if-conversion is disabled.
12140         * tree-data-ref.c (dr_equal_offsets_p1): Moved and renamed from
12141         tree-vect-data-refs.c vect_equal_offsets.
12142         (dr_equal_offsets_p): New function.
12143         (find_data_references_in_bb): Remove static.
12144         * tree-data-ref.h (find_data_references_in_bb): Declare.
12145         (dr_equal_offsets_p): Likewise.
12146         * tree-vect-data-refs.c (vect_equal_offsets): Move to tree-data-ref.c.
12147         (vect_drs_dependent_in_basic_block): Update calls to
12148         vect_equal_offsets.
12149         (vect_check_interleaving): Likewise.
12150         * tree-ssa-phiopt.c: Include cfgloop.h and tree-data-ref.h.
12151         (cond_if_else_store_replacement): Rename to...
12152         (cond_if_else_store_replacement_1): ... this.  Change arguments and
12153         documentation.
12154         (cond_if_else_store_replacement): New function.
12155         * Makefile.in (tree-ssa-phiopt.o): Adjust dependencies.
12156         * params.def (PARAM_MAX_STORES_TO_SINK): Define.
12157
12158 2011-03-23  Chung-Lin Tang  <cltang@codesourcery.com>
12159
12160         PR target/46934
12161         * config/arm/arm.md (casesi): Use the gen_int_mode() function
12162         to subtract lower bound instead of GEN_INT().
12163
12164 2011-03-23  Jonathan Wakely  <jwakely.gcc@gmail.com>
12165
12166         PR other/48179
12167         PR other/48221
12168         PR other/48234
12169         * doc/extend.texi (Alignment): Move section to match order in TOC.
12170         * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
12171         (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
12172
12173 2011-03-23  Jeff Law  <law@redhat.com>
12174
12175         * cfg.c (redirect_edge_succ_nodup): Duplicate the varm map
12176         before removing the edge.
12177
12178         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Do not use E after
12179         it may have been freed by redirect_branch_edge or
12180         redirect_edge_succ_nodup.
12181
12182 2011-03-23  Richard Guenther  <rguenther@suse.de>
12183
12184         * tree-stdarg.c (va_list_counter_bump): Handle bumps via MEM_REF.
12185         (check_va_list_escapes): Likewise.
12186         (check_all_va_list_escapes): Likewise.
12187
12188 2011-03-23  Richard Guenther  <rguenther@suse.de>
12189
12190         * Makefile.in (IPA_TYPE_ESCAPE_H): Remove.
12191         (OBJS-archive): Remove ipa-struct-reorg.o and ipa-type-escape.o.
12192         (tree-ssa-alias.o): Do not depend on IPA_TYPE_ESCAPE_H.
12193         (alias.o): Likewise.
12194         (ipa-type-escape.o): Remove.
12195         (ipa-struct-reorg.o): Likewise.
12196         (GTFILES): Remove ipa-struct-reorg.c.
12197         * alias.c: Do not include ipa-type-escape.h.
12198         * tree-ssa-alias.c: Likewise.
12199         * common.opt (fipa-struct-reorg): Preserve for backward compatibility.
12200         * opts.c (finish_options): Do not reset flag_ipa_struct_reorg.
12201         * passes.c (init_optimization_passes): Remove ipa-struct-reorg
12202         and ipa-type-escape passes.
12203         * tree-pass.h (pass_ipa_type_escape): Remove.
12204         (pass_ipa_struct_reorg): Likewise.
12205         * ipa-struct-reorg.h: Remove.
12206         * ipa-struct-reorg.c: Likewise.
12207         * ipa-type-escape.h: Likewise.
12208         * ipa-type-escape.c: Likewise.
12209         * doc/invoke.texi (-fipa-struct-reorg): Remove.
12210         (--param struct-reorg-cold-struct-ratio): Likewise.
12211         * params.def (PARAM_STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
12212         * params.h (STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
12213         * timevar.def (TV_IPA_TYPE_ESCAPE): Likewise.
12214
12215 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
12216
12217         * config/s390/2084.md: Enable all insn reservations also for z9_ec
12218         cpu attribute value.
12219         * config/s390/s390-opts.h (enum s390_arch_option): Remove.
12220         (enum processor_type): Add PROCESSOR_2094_Z9_EC.
12221         * config/s390/s390.c (processor_flags_table): New constant array.
12222         (s390_handle_arch_option): Remove.
12223         (s390_handle_option): Remove s390_handle_arch_option invocations
12224         and OPT_mwarn_framesize_ handling.
12225         (s390_option_override): Remove s390_handle_arch_option invocation.
12226         (s390_emit_prologue): Remove use of HOST_WIDE_INT_PRINT_DEC in
12227         warnings.
12228         * config/s390/s390.md (cpu attribute): Add z9_ec value.
12229         * config/s390/s390.opt (s390_tune, s390_arch)
12230         (march=): Replace s390_arch_option enum and values with
12231         processor_type.  Set variable name to s390_arch.  Set
12232         initialization value.
12233         (mtune=): Replace s390_arch_option with processor_type.  Set
12234         variable name to s390_tune.  Set initialization value.
12235
12236 2011-03-23  Julian Brown  <julian@codesourcery.com>
12237
12238         * expr.c (expand_expr_real_1): Only use BLKmode for volatile
12239         accesses which are not naturally aligned.
12240
12241 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
12242
12243         PR target/47553
12244         * config/arm/predicates.md (neon_lane_number): Accept 0..15.
12245
12246 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
12247
12248         * optabs.h (emit_unop_insn, maybe_emit_unop_insn): Change insn code
12249         parameter from "int" to "enum insn_code".
12250         (expand_operand_type): New enum.
12251         (expand_operand): New structure.
12252         (create_expand_operand): New function.
12253         (create_fixed_operand, create_output_operand): Likewise
12254         (create_input_operand, create_convert_operand_to): Likewise.
12255         (create_convert_operand_from, create_address_operand): Likewise.
12256         (create_integer_operand): Likewise.
12257         (create_convert_operand_from_type, maybe_legitimize_operands): Declare.
12258         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
12259         (expand_insn, expand_jump_insn): Likewise.
12260         * builtins.c (expand_builtin_prefetch): Use the new interfaces.
12261         (expand_builtin_interclass_mathfn, expand_builtin_strlen): Likewise.
12262         (expand_movstr, expand_builtin___clear_cache): Likewise.
12263         (expand_builtin_lock_release): Likewise.
12264         * explow.c (allocate_dynamic_stack_space): Likewise.
12265         (probe_stack_range): Likewise.  Allow check_stack to FAIL,
12266         and use the default handling in that case.
12267         * expmed.c (check_predicate_volatile_ok): Delete.
12268         (store_bit_field_1, extract_bit_field_1): Use the new interfaces.
12269         (emit_cstore): Likewise.
12270         * expr.c (emit_block_move_via_movmem): Likewise.
12271         (set_storage_via_setmem, expand_assignment): Likewise.
12272         (emit_storent_insn, try_casesi): Likewise.
12273         (emit_single_push_insn): Likewise.  Allow the expansion to fail.
12274         * optabs.c (expand_widen_pattern_expr, expand_ternary_op): Likewise.
12275         (expand_vec_shift_expr, expand_binop_directly): Likewise.
12276         (expand_twoval_unop, expand_twoval_binop): Likewise.
12277         (expand_unop_direct, emit_indirect_jump): Likewise.
12278         (emit_conditional_move, vector_compare_rtx): Likewise.
12279         (expand_vec_cond_expr, expand_val_compare_and_swap_1): Likewise.
12280         (expand_sync_operation, expand_sync_fetch_operation): Likewise.
12281         (expand_sync_lock_test_and_set): Likewise.
12282         (maybe_emit_unop_insn): Likewise.  Change icode to an insn_code.
12283         (emit_unop_insn): Likewise.
12284         (expand_copysign_absneg): Change icode to an insn_code.
12285         (create_convert_operand_from_type): New function.
12286         (maybe_legitimize_operand, maybe_legitimize_operands): Likewise.
12287         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
12288         (expand_insn, expand_jump_insn): Likewise.
12289         * config/i386/i386.md (setmem<mode>): Use nonmemory_operand rather
12290         than const_int_operand for operand 2.
12291
12292 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
12293
12294         * dwarf2out.c (const_ok_for_output_1): Print the unspec enum name
12295         if possible.
12296
12297 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
12298
12299         * emit-rtl.c (emit_pattern_before_noloc): New function.
12300         (emit_insn_before_noloc, emit_jump_insn_before_noloc): Call it.
12301         (emit_call_insn_before_noloc, emit_debug_insn_before_noloc): Likewise.
12302         (emit_pattern_after_noloc): New function.
12303         (emit_insn_after_noloc, emit_jump_insn_after_noloc): Call it.
12304         (emit_call_insn_after_noloc, emit_debug_insn_after_noloc): Likewise.
12305
12306 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
12307
12308         * libgcc2.c (__lshrdi3, __ashldi3, __ashrdi3): Use W_TYPE_SIZE.
12309         (__ffsDI2): Likewise.
12310
12311 2011-03-22  Richard Henderson  <rth@redhat.com>
12312
12313         * config/alpha/alpha.c (direct_return): Use TARGET_ABI_OSF instead
12314         of !TARGET_ABI_OPEN_VMS.
12315         (alpha_trampoline_init, alpha_start_function): Likewise.
12316         (alpha_expand_epilogue, alpha_file_start): Likewise.
12317         * config/alpha/alpha.md (divsi3, modsi3): Likewise.
12318         (udivsi3, umodsi3, divdi3, moddi3, udivdi3, umoddi3): Likewise.
12319         (*divmodsi_internal_er, *divmodsi_internal_er_1): Likewise.
12320         (*divmodsi_internal, *divmoddi_internal_er): Likewise.
12321         (*divmoddi_internal_er_1, *divmoddi_internal): Likewise.
12322
12323 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12324
12325         * config/s390/s390-opts.h: New.
12326         * config/s390/s390.c (s390_tune, s390_tune_flags, s390_arch,
12327         s390_arch_flags, s390_warn_framesize, s390_stack_size,
12328         s390_stack_guard): Remove.
12329         (s390_handle_arch_option): Return void.  Take enum
12330         s390_arch_option value instead of string and searching array.
12331         (s390_handle_option): Don't assert that global structures are in
12332         use.  Access variables via opts pointer.  Use error_at.  Don't use
12333         sscanf for -mstack-guard= or -mstack-size=.  Update call to
12334         s390_handle_arch_option.
12335         (s390_option_override): Update call to s390_handle_arch_option.
12336         (s390_emit_prologue): Use %d format for s390_stack_size in
12337         diagnostic.  Use %wd for HOST_WIDE_INT.
12338         * config/s390/s390.h (enum processor_type): Move to s390-opts.h.
12339         (s390_tune, s390_tune_flags, s390_arch, s390_arch_flags): Remove.
12340         * config/s390/s390.opt (config/s390/s390-opts.h): New
12341         HeaderInclude entry.
12342         (s390_arch_string, s390_tune, s390_tune_flags, s390_arch,
12343         s390_arch_flags, s390_warn_framesize): New Variable entries.
12344         (s390_arch_option): New Enum and EnumValue entries.
12345         (march=): Use Enum instead of Var.
12346         (mstack-guard=, mstack-size=): Use UInteger and Var.
12347         (mtune=): Use Enum.
12348
12349 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12350
12351         * config/score/score.c (score_handle_option): Don't assert that
12352         global structures are in use.  Access target_flags via opts
12353         pointer.  Use value of -march= option to determine target_flags
12354         settings.
12355         * config/score/score.opt (march=): Use Enum.
12356         (score_arch): New Enum and EnumValue entries.
12357
12358 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12359
12360         * config/mep/mep.c (option_mtiny_specified): Remove.
12361         (mep_option_override): Move register handling for -mivc2 from
12362         mep_handle_option.  Use global_options_set.x_mep_tiny_cutoff
12363         instead of option_mtiny_specified.
12364         (mep_handle_option): Access target_flags via opts pointer.  Don't
12365         assert that global structures are in use.  Defer part of -mivc2
12366         handling and move it to mep_option_override.
12367         * config/mep/mep.opt (IVC2): New Mask entry.
12368         (mivc2): Use Var and Defer instead of Mask.
12369
12370 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12371
12372         * config/v850/v850-opts.h: New.
12373         * config/v850/v850.c (small_memory): Replace with
12374         small_memory_physical_max array.  Make that array static const.
12375         (v850_handle_memory_option): Take integer value of argument.  Take
12376         gcc_options pointer, option text and location.  Return void.
12377         Update for changes to small memory structures.
12378         (v850_handle_option): Access target_flags via opts pointer.  Don't
12379         assert that global structures are in use.  Update calls to
12380         v850_handle_memory_option.
12381         (v850_encode_data_area): Update references to small memory settings.
12382         * config/v850/v850.h (struct small_memory_info, small_memory): Remove.
12383         (enum small_memory_type): Move to v850-opts.h.
12384         * config/v850/v850.opt (config/v850/v850-opts.h): New
12385         HeaderInclude entry.
12386         (small_memory_max): New Variable entry.
12387         (msda): Replace by pair of options msda= and msda-.  Use UInteger.
12388         (mtda, mzda): Likewise.
12389
12390 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12391
12392         * config/sh/sh.c (sh_handle_option): Access target_flags via opts
12393         pointer.  Don't assert that global structures are in use.
12394
12395 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12396
12397         * config/pdp11/pdp11.c (pdp11_handle_option): Access target_flags
12398         via opts pointer.  Don't assert that global structures are in use.
12399
12400 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12401
12402         * config/pa/pa-hpux.opt (flag_pa_unix): New Variable entry.
12403         (munix=93): Use Var.
12404         * config/pa/pa-hpux1010.opt (munix=95): Use Var.
12405         * config/pa/pa-hpux1111.opt (munix=98): Use Var.
12406         * config/pa/pa-opts.h: New.
12407         * config/pa/pa.c (pa_cpu, flag_pa_unix): Remove.
12408         (pa_handle_option): Don't assert that global structures are in
12409         use.  Access target_flags via opts pointer.  Don't handle
12410         OPT_mschedule_, OPT_mfixed_range_, OPT_munix_93, OPT_munix_95 or
12411         OPT_munix_98 here.
12412         (pa_option_override): Handle deferred OPT_mfixed_range_.
12413
12414 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12415
12416         * config/mn10300/mn10300-opts.h: New.
12417         * config/mn10300/mn10300.c (mn10300_processor,
12418         mn10300_tune_string): Remove.
12419         (mn10300_handle_option): Don't assert that global structures are
12420         in use.  Access mn10300_processor via opts pointer.  Don't handle
12421         OPT_mtune_ here.
12422         * config/mn10300/mn10300.h (enum processor_type): Move to
12423         mn10300-opts.h.
12424         (mn10300_processor): Remove.
12425         * config/mn10300/mn10300.opt (config/mn10300/mn10300-opts.h): New
12426         HeaderInclude entry.
12427         (mn10300_processor): New Variable entry.
12428         (mtune=): Use Var.
12429
12430 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12431
12432         * config/microblaze/microblaze.c: Don't include opts.h.
12433         (microblaze_handle_option, TARGET_HANDLE_OPTION): Remove.
12434         * config/microblaze/microblaze.opt (mxl-stack-check): Use Warn.
12435         (mno-clearbss): Use Var and Warn.
12436
12437 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12438
12439         * config/m32r/m32r-opts.h: New.
12440         * config/m32r/m32r.c (m32r_model, m32r_sdata): Remove.
12441         (m32r_handle_option): Don't assert that global structures are in
12442         use.  Access target_flags and m32r_cache_flush_func via opts
12443         pointer.  Don't handle OPT_mmodel_, OPT_msdata_ or
12444         OPT_mno_flush_trap here.
12445         * config/m32r/m32r.h (Code Models, Small Data Area): Replace by
12446         include of m32r-opts.h.
12447         * config/m32r/m32r.opt (config/m32r/m32r-opts.h): New
12448         HeaderInclude entry.
12449         (m32r_model_selected, m32r_sdata_selected): New Variable entries.
12450         (mmodel=): Use Enum and Var.
12451         (m32r_model): New Enum and EnumValue entries.
12452         (mno-flush-trap): Use Var.
12453         (msdata=): Use Enum and Var.
12454         (m32r_sdata): New Enum and EnumValue entries.
12455
12456 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12457
12458         * config/m32c/m32c.c: Don't include opts.h.
12459         (target_memregs, target_memregs_set, TARGET_HANDLE_OPTION,
12460         m32c_handle_option): Remove.
12461         (m32c_option_override): Check global_options_set.x_target_memregs
12462         instead of target_memregs_set.
12463         * config/m32c/m32c.h (target_memregs): Remove.
12464         * config/m32c/m32c.opt (memregs=): Use UInteger with integer
12465         variable.
12466
12467 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12468
12469         * config/iq2000/iq2000-opts.h: New.
12470         * config/iq2000/iq2000.c: Don't include opts.h.
12471         (iq2000_tune, iq2000_handle_option, TARGET_HANDLE_OPTION): Remove.
12472         * config/iq2000/iq2000.h (enum processor_type, iq2000_tune): Remove.
12473         * config/iq2000/iq2000.opt (config/iq2000/iq2000-opts.h): New
12474         HeaderInclude entry.
12475         (iq2000_tune): New Variable entry.
12476         (march=): Add comment.  Use Enum.
12477         (iq2000_arch): New Enum and EnumValue entries.
12478         (mcpu=): Use Enum and Var.
12479         (iq2000_tune): New Enum and EnumValue entries.
12480
12481 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12482
12483         * config/ia64/ia64-opts.h: New.
12484         * config/ia64/ia64.c (ia64_tune): Remove.
12485         (ia64_handle_option): Don't handle OPT_mfixed_range_ or OPT_mtune_
12486         here.  Use error_at.
12487         (ia64_option_override): Handle deferred OPT_mfixed_range_.
12488         * config/ia64/ia64.h (enum processor_type, ia64_tune): Remove.
12489         * config/ia64/ia64.opt (config/ia64/ia64-opts.h): New
12490         HeaderInclude entry.
12491         (ia64_tune): New Variable entry.
12492         (mfixed-range=): Use Defer and Var.
12493         (mtune=): Use Enum and Var.
12494         (ia64_tune): New Enum and EnumValue entries.
12495
12496 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12497
12498         * config/frv/frv-opts.h: New.
12499         * config/frv/frv-protos.h (enum frv_cpu, frv_cpu_t): Move to
12500         frv-opts.h.
12501         (frv_cpu_type): Remove.
12502         * config/frv/frv.c: Don't include opts.h.
12503         (frv_cpu_type, frv_handle_option, TARGET_HANDLE_OPTION): Remove.
12504         * config/frv/frv.opt (config/frv/frv-opts.h): New HeaderInclude entry.
12505         (frv_cpu_type): New Variable entry.
12506         (frv_cpu): New Enum and EnumValue entries.
12507
12508 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12509
12510         * config/cris/cris.c (cris_handle_option): Access target_flags via
12511         opts pointer.  Don't assert that global structures are in use.
12512         Don't call CRIS_SUBTARGET_HANDLE_OPTION.
12513         * config/cris/cris.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't define.
12514
12515 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12516
12517         * config/bfin/bfin-opts.h: New.
12518         * config/bfin/bfin.c (bfin_lib_id_given, bfin_cpu_type,
12519         bfin_si_revision, bfin_workarounds): Remove.
12520         (bfin_cpus): Make static const.
12521         (bfin_load_pic_reg): Check global_options_set.x_bfin_library_id
12522         not bfin_lib_id_given.
12523         (bfin_handle_option): Don't set bfin_lib_id_given.  Access
12524         bfin_cpu_type, bfin_si_revision and bfin_workarounds via opts
12525         pointer. Use error_at.  Don't assert that global structures are in use.
12526         * config/bfin/bfin.h: Include bfin-opts.h.
12527         (enum bfin_cpu_type, bfin_cpu_t): Move to bfin-opts.h.
12528         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): Remove.
12529         * bfin.opt (config/bfin/bfin-opts.h): New HeaderInclude entry.
12530         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): New Variable
12531         entries.
12532
12533 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12534
12535         * config/arm/arm.opt (mhard-float, msoft-float): Use Alias.
12536         * config/arm/arm.c (arm_handle_option): Don't handle -mhard-float
12537         or -msoft-float here.
12538         * config/arm/arm.h (CPP_SPEC): Handle -mfloat-abi=*, not
12539         -msoft-float and -mhard-float.
12540         (OPTION_DEFAULT_SPECS): Don't handle -mhard-float and -msoft-float.
12541         * config/arm/coff.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
12542         msoft-float.
12543         * config/arm/elf.h (ASM_SPEC): Don't handle -mhard-float and
12544         -msoft-float.
12545         (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not msoft-float.
12546         * config/arm/linux-elf.h (MULTILIB_DEFAULTS): Use mfloat-abi=hard,
12547         not mhard-float.
12548         (LIBGCC_SPEC): Don't handle -msoft-float.
12549         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Don't handle
12550         -mhard-float.
12551         * config/arm/pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
12552         msoft-float.
12553         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Handle
12554         -mfloat-abi=*, not -msoft-float and -mhard-float.
12555         * config/arm/semi.h((ASM_SPEC): Don't handle -mhard-float and
12556         -msoft-float.
12557         * config/arm/t-arm-elf (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS):
12558         Use mfloat-abi=hard and mfloat-abi=soft in comments, not
12559         mhard-float and msoft-float.
12560         * config/arm/t-linux (MULTILIB_OPTIONS): Use mfloat-abi=hard and
12561         mfloat-abi=soft in comments, not mhard-float and msoft-float.
12562         * config/arm/t-rtems (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
12563         mfloat-abi=soft and mfloat-abi=hard, not msoft-float and
12564         mhard-float.
12565         * config/arm/t-strongarm-elf (MULTILIB_OPTIONS): Use
12566         mfloat-abi=hard and mfloat-abi=soft, not mhard-float and
12567         msoft-float.
12568         * config/arm/t-wince-pe (MULTILIB_OPTIONS): Use mfloat-abi=hard,
12569         not mhard-float.
12570         * config/arm/wince-pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft,
12571         not msoft-float.
12572
12573 2011-03-22  Richard Henderson  <rth@redhat.com>
12574
12575         * config/alpha/alpha.c (alpha_expand_prologue): Don't test
12576         TARGET_ABI_WINDOWS_NT.
12577         (alpha_output_function_end_prologue): Likewise.
12578         * config/alpha/alpha.h (TARGET_ABI_OSF): Likewise.
12579         (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
12580         * config/alpha/alpha.md (call, call_value, tablejump): Likewise.
12581         (trap, *movsi_nt_vms): Likewise.
12582         (call_nt, call_value_nt, *call_nt_1, *call_value_nt_1): Remove.
12583         (*tablejump_osf_nt_internal): Remove.
12584         * config/alpha/predicates.md (input_operand): Only test Pmode.
12585
12586 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12587
12588         * config/alpha/alpha.c (alpha_handle_option): Access target_flags
12589         via opts pointer.  Use error_at.  Don't assert that global
12590         structures are in use.
12591
12592 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12593
12594         * config/i386/i386.c (ix86_isa_flags_explicit): Remove.
12595         (ix86_handle_option): Access ix86_isa_flags and
12596         ix86_isa_flags_explicit via opts pointer.  Don't assert that
12597         global structures are in use.
12598         (ix86_function_specific_save, ix86_function_specific_restore):
12599         Update ix86_isa_flags_explicit field name.
12600         * config/i386/i386.opt (ix86_isa_flags_explicit): New Variable entry.
12601         (ix86_isa_flags_explicit): Rename TargetSave entry to
12602         x_ix86_isa_flags_explicit.
12603
12604 2011-03-22  Richard Henderson  <rth@redhat.com>
12605
12606         * config/alpha/alpha.c (NUM_ARGS): Don't test TARGET_ABI_UNICOSMK.
12607         (alpha_option_override, direct_return): Likewise.
12608         (alpha_arg_partial_bytes, alpha_setup_incoming_varargs): Likewise.
12609         (alpha_va_start, alpha_gimplify_va_arg, alpha_sa_mask): Likewise.
12610         (alpha_sa_size, compute_frame_size, alpha_expand_prologue): Likewise.
12611         (alpha_start_function, alpha_output_function_end_prologue): Likewise.
12612         (alpha_expand_epilogue, alpha_end_function): Likewise.
12613         (alpha_init_libfuncs): Likewise.
12614         (struct machine_function): Remove unicosmk members.
12615         (print_operand) ['t']: Remove.
12616         (unicosmk_must_pass_in_stack, unicosmk_initial_elimination_offset,
12617         unicosmk_output_module_name, unicosmk_output_common,
12618         current_section_align, unicosmk_output_text_section_asm_op,
12619         unicosmk_output_data_section_asm_op, unicosmk_init_sections,
12620         unicosmk_section_type_flags, unicosmk_unique_section,
12621         unicosmk_asm_named_section, unicosmk_insert_attributes,
12622         unicosmk_output_align, unicosmk_defer_case_vector,
12623         unicosmk_output_addr_vec, unicosmk_output_deferred_case_vectors,
12624         SSIB_PREFIX, SSIB_PREFIX_LEN, unicosmk_ssib_name, unicosmk_gen_dsib,
12625         unicosmk_output_ssib, unicosmk_add_call_info_word,
12626         unicosmk_extern_head, unicosmk_output_default_externs,
12627         unicosmk_output_externs, unicosmk_add_extern, unicosmk_dex_list,
12628         unicosmk_dex_count, unicosmk_special_name, unicosmk_need_dex,
12629         unicosmk_output_dex, unicosmk_file_start, unicosmk_file_end): Remove.
12630         * config/alpha/alpha-protos.h: Update.
12631         * config/alpha/alpha.h (TARGET_ABI_OSF): Don't test TARGET_ABI_UNICOSMK.
12632         * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM): Remove.
12633         (UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): Remove.
12634         (mulsi3): Don't test TARGET_ABI_UNICOSMK.
12635         (*mulsi_se, mulvsi3): Likewise.
12636         (divsi3, udivsi3, modsi3, umodsi3, divdi3, udivdi3): Likewise.
12637         (*divmodsi_internal, call, call_value, realign): Likewise.
12638         (moddi3, umoddi3): Likewise; remove duplicate expander.
12639         (moddi3_umk, umoddi3_umk, call_umk, call_value_umk): Remove.
12640         (*call_umk_1, *movsi, umk_laum, umk_lalm, *umk_load_ciw): Remove.
12641         (*movdi_nofix): Remove r/U alternative.
12642         (umk_mismatch_args, arg_home_umk, *call_value_umk): Remove.
12643         * config/alpha/constraints.md ("U"): Remove.
12644         * config/alpha/predicates.md (call_operand"): Don't test
12645         TARGET_ABI_UNICOSMK.
12646
12647 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12648
12649         * target.def (handle_option): Take gcc_options and
12650         cl_decoded_option pointers and location_t.
12651         * doc/tm.texi.in (TARGET_HANDLE_OPTION): Update documentation.
12652         * doc/tm.texi: Regenerate.
12653         * hooks.c (hook_bool_size_t_constcharptr_int_true): Remove.
12654         * hooks.h (hook_bool_size_t_constcharptr_int_true): Don't declare.
12655         * lto-opts.c (lto_reissue_options): Generate option structure for
12656         targetm.handle_option call.
12657         * opts.c (target_handle_option): Update call to
12658         targetm.handle_option.  Remove assertions about values now passed
12659         down to hook.
12660         * targhooks.c (default_target_handle_option): New.
12661         * targhooks.h (default_target_handle_option): Declare.
12662         * config/alpha/alpha.c: Include opts.h.
12663         (alpha_handle_option): Update to new hook interface.
12664         * config/arm/arm.c: Include opts.h.
12665         (arm_handle_option): Update to new hook interface.
12666         * config/arm/t-arm (arm.o): Update dependencies.
12667         * config/bfin/bfin.c: Include opts.h.
12668         (bfin_handle_option): Update to new hook interface.
12669         * config/cris/cris.c: Include opts.h.
12670         (cris_handle_option): Update to new hook interface.
12671         * config/frv/frv.c: Include opts.h.
12672         (frv_handle_option): Update to new hook interface.
12673         * config/i386/i386.c: Include opts.h.
12674         (ix86_handle_option): Update to new hook interface.
12675         (ix86_valid_target_attribute_inner_p): Generate option structure
12676         for call to ix86_handle_option.
12677         * config/i386/t-i386 (i386.o): Update dependencies.
12678         * config/ia64/ia64.c: Include opts.h.
12679         (ia64_handle_option): Update to new hook interface.
12680         * config/ia64/t-ia64 (ia64.o): Update dependencies.
12681         * config/iq2000/iq2000.c: Include opts.h.
12682         (iq2000_handle_option): Update to new hook interface.
12683         * config/m32c/m32c.c: Include opts.h.
12684         (m32c_handle_option): Update to new hook interface.
12685         * config/m32r/m32r.c: Include opts.h.
12686         (m32r_handle_option): Update to new hook interface.
12687         * config/m68k/m68k.c: Include opts.h.
12688         (m68k_handle_option): Update to new hook interface.
12689         * config/mep/mep.c: Include opts.h.
12690         (mep_handle_option): Update to new hook interface.
12691         * config/microblaze/microblaze.c: Include opts.h.
12692         (microblaze_handle_option): Update to new hook interface.
12693         * config/mips/mips.c: Include opts.h.
12694         (mips_handle_option): Update to new hook interface.
12695         * config/mn10300/mn10300.c: Include opts.h.
12696         (mn10300_handle_option): Update to new hook interface.
12697         * config/pa/pa.c: Include opts.h.
12698         (pa_handle_option): Update to new hook interface.
12699         * config/pdp11/pdp11.c: Include opts.h.
12700         (pdp11_handle_option): Update to new hook interface.
12701         * config/rs6000/rs6000.c: Include opts.h.
12702         (rs6000_handle_option): Update to new hook interface.
12703         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
12704         * config/rx/rx.c: Include opts.h.
12705         (rx_handle_option): Update to new hook interface.
12706         * config/s390/s390.c: Include opts.h.
12707         (s390_handle_option): Update to new hook interface.
12708         * config/score/score.c: Include opts.h.
12709         (score_handle_option): Update to new hook interface.
12710         * config/sh/sh.c: Include opts.h.
12711         (sh_handle_option): Update to new hook interface.
12712         * config/sparc/sparc.c: Include opts.h.
12713         (sparc_handle_option): Update to new hook interface.
12714         * config/v850/v850.c: Include opts.h.
12715         (v850_handle_option): Update to new hook interface.
12716
12717 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12718
12719         * gcc.c (driver_unknown_option_callback): Only permit and save
12720         unknown -Wno- options.
12721         (driver_wrong_lang_callback): Save options directly instead of via
12722         driver_unknown_option_callback.
12723
12724 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
12725
12726         * combine.c (simplify_set): Try harder to find the best CC mode when
12727         simplifying a nested COMPARE on the RHS.
12728
12729 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12730
12731         * config/alpha/gnu.h: Remove.
12732         * config/arc: Remove directory.
12733         * config/arm/netbsd.h: Remove.
12734         * config/arm/t-pe: Remove.
12735         * config/crx: Remove directory.
12736         * config/i386/netbsd.h: Remove.
12737         * config/m68hc11: Remove directory.
12738         * config/m68k/uclinux-oldabi.h: Remove.
12739         * config/mcore/mcore-pe.h: Remove.
12740         * config/mcore/t-mcore-pe: Remove.
12741         * config/netbsd-aout.h: Remove.
12742         * config/rs6000/gnu.h: Remove.
12743         * config/sh/sh-symbian.h: Remove.
12744         * config/sh/symbian-base.c: Remove.
12745         * config/sh/symbian-c.c: Remove.
12746         * config/sh/symbian-cxx.c: Remove.
12747         * config/sh/symbian-post.h: Remove.
12748         * config/sh/symbian-pre.h: Remove.
12749         * config/sh/t-symbian: Remove.
12750         * config/svr3.h: Remove.
12751         * config/vax/netbsd.h: Remove.
12752         * config.build: Don't handle i[34567]86-*-pe.
12753         * config.gcc: Remove handling of deprecations for most deprecated
12754         targets.
12755         (m68k-*-uclinuxoldabi*): Add to second deprecated list.
12756         (alpha*-*-gnu*, arc-*-elf*, arm*-*-netbsd*, arm-*-pe*, crx-*-elf,
12757         i[34567]86-*-netbsd*, i[34567]86-*-pe, m68hc11-*-*|m6811-*-*,
12758         m68hc12-*-*|m6812-*-*, m68k-*-uclinuxoldabi*, mcore-*-pe*,
12759         powerpc64-*-gnu*, powerpc-*-gnu-gnualtivec*, powerpc-*-gnu*,
12760         sh-*-symbianelf* | sh[12346l]*-*-symbianelf*, vax-*-netbsd*):
12761         Remove cases.
12762         * config.host: Don't handle i[34567]86-*-pe.
12763         * config/rs6000/linux64.h (LINK_OS_GNU_SPEC): Remove.
12764         (ASM_SPEC32): Don't handle -mcall-gnu.
12765         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't handle
12766         -mcall-gnu.
12767         (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC, CPP_SPEC,
12768         STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC): Don't handle -mcall-gnu.
12769         (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
12770         LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): Remove.
12771         (SUBTARGET_EXTRA_SPECS): Remove *_gnu specs.
12772         * config/sh/sh-protos.h, config/sh/sh.c: Remove all code
12773         conditional on SYMBIAN.
12774         * configure.ac: Don't handle powerpc*-*-gnu*.
12775         * configure: Regenerate.
12776         * doc/extend.texi (interrupt attribute): Don't mention CRX.
12777         * doc/install-old.texi (m6811, m6812): Don't mention.
12778         * doc/install.texi (arc-*-elf*): Don't document multilib option.
12779         (arc-*-elf, CRX, m6811-elf, m6812-elf): Remove.
12780         (m68k-uclinuxoldabi): Don't mention.
12781         * doc/invoke.texi (ARC Options, CRX Options, M68hc1x Options):
12782         Remove.
12783         (-mcall-gnu): Remove.
12784         * doc/md.texi (CRX Architecture, Motorola 68HC11 & 68HC12
12785         families): Remove constraint documentation.
12786
12787 2011-03-22  Marius Strobl  <marius@FreeBSD.org>
12788
12789         * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
12790         (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
12791         (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
12792
12793 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
12794
12795         PR target/48226
12796         * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If we see a
12797         vector when peeking at the next token for vector, don't expand the
12798         keywords.
12799
12800 2011-03-21  Georg-Johann Lay  <avr@gjlay.de>
12801
12802         * config/avr/avr-protos.h (expand_epilogue): Change prototype
12803         * config/avr/avr.h (struct machine_function): Add field sibcall_fails.
12804         * config/avr/avr.c (init_cumulative_args)
12805         (avr_function_arg_advance): Use it.
12806         * config/avr/avr.c (expand_epilogue): Add bool parameter. Handle
12807         sibcall epilogues.
12808         (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to...
12809         (avr_function_ok_for_sibcall): ...this new function.
12810         (avr_lookup_function_attribute1): New static Function.
12811         (avr_naked_function_p, interrupt_function_p)
12812         (signal_function_p, avr_OS_task_function_p)
12813         (avr_OS_main_function_p): Use it.
12814         * config/avr/avr.md ("sibcall", "sibcall_value")
12815         ("sibcall_epilogue"): New expander.
12816         ("*call_insn", "*call_value_insn"): New insn.
12817         ("call_insn", "call_value_insn"): Remove
12818         ("call", "call_value", "epilogue"): Change expander to handle
12819         sibling calls.
12820
12821 2011-03-21  Nick Clifton  <nickc@redhat.com>
12822
12823         * doc/invoke.texi (Overall Options): Move closing brace to end of
12824         options list.
12825         (Optimization Options): Add missing @gol.
12826         (Directory Options): Likewise.
12827         (i386 and x86-64 Options): Likewise.
12828         (RS6000 and PowerPC Options): Likewise.
12829         (i386 and x86-64 Windows Options): Likewise.
12830         (V850 Options): Add text missing from descriptions.
12831
12832 2011-03-22  Richard Henderson  <rth@redhat.com>
12833
12834         * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
12835         (avr_incoming_return_addr_rtx): New.
12836         (emit_push_byte): New.
12837         (expand_prologue): Use it.  Remove incorrect dwarf annotation for
12838         SREG, RAMPZ, zero register.  Push frame pointer by bytes.  Add dwarf
12839         annotation for __prologue_saves__.  Fixup dwarf annotation for CFA.
12840         (emit_pop_byte): New.
12841         (expand_epilogue): Use it.  Pop frame pointer by bytes.
12842         * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
12843         (INCOMING_RETURN_ADDR_RTX): New.
12844         (INCOMING_FRAME_SP_OFFSET): New.
12845         (ARG_POINTER_CFA_OFFSET): New.
12846         * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
12847         (*pushhi, *pushsi, *pushsf, popqi): Likewise.
12848         (pophi): Remove.
12849
12850         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
12851
12852 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
12853
12854         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
12855         (FUNCTION_ARG_ADVANCE): Likewise.
12856         * tm.texi.in: Change references to them to hook references.
12857         * tm.texi: Regenerate.
12858         * targhooks.c (default_function_arg): Eliminate check for target
12859         macro.
12860         (default_function_incoming_arg): Likewise.
12861         (default_function_arg_advance): Likewise.
12862         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
12863         (function_arg_advance): Likewise.
12864         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
12865
12866 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
12867
12868         * tree.c (build_call_1): New function.
12869         (build_call_valist, build_call_array_loc, build_call_vec): Call it.
12870
12871 2011-03-22  Richard Guenther  <rguenther@suse.de>
12872
12873         PR tree-optimization/48228
12874         * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
12875         for single-arg PHIs.
12876
12877 2011-03-22  Andrey Belevantsev  <abel@ispras.ru>
12878
12879         PR rtl-optimization/48143
12880         * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
12881         (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
12882         sse2_cvtps2pd): Likewise.
12883
12884 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
12885
12886         * recog.c (canonicalize_change_group): Use validate_unshare_change.
12887
12888 2011-03-22  Richard Guenther  <rguenther@suse.de>
12889
12890         * gimple.c (gimple_rhs_class_table): POLYNOMIAL_CHREC is not
12891         a valid RHS.  Make DOT_PROD_EXPR and REALIGN_LOAD_EXPR ternary.
12892         * tree-cfg.c (verify_gimple_assign_ternary): Allow DOT_PROD_EXPR
12893         and REALIGN_LOAD_EXPR.
12894         (verify_gimple_assign_single): Do not allow POLYNOMIAL_CHREC,
12895         DOT_PROD_EXPR or REALIGN_LOAD_EXPR.
12896         * expr.c (expand_expr_real_1): Move REALIGN_LOAD_EXPR and
12897         DOT_PROD_EXPR case ...
12898         (expand_expr_real_2): ... here.
12899         * gimple-pretty-print.c (dump_ternary_rhs): Handle DOT_PROD_EXPR
12900         and REALIGN_LOAD_EXPR.
12901         * tree-data-ref.c (split_constant_offset): Bail out for all CHRECs.
12902         * tree-vect-loop.c (vect_model_reduction_cost): Handle ternaries.
12903         (vect_create_epilog_for_reduction): Likewise.
12904         (vectorizable_reduction): Likewise.
12905         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Adjust.
12906         * tree-vect-stmts.c (vectorizable_load): Likewise.
12907
12908 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
12909
12910         * gimplify.c (gimplify_cond_expr): Gimplify COMPOUND_EXPR conditions.
12911
12912 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
12913
12914         * config/s390/s390.c (s390_delegitimize_address): Fix offset
12915         handling for PLTOFF/GOTOFF.
12916
12917 2011-03-22  Nick Clifton  <nickc@redhat.com>
12918
12919         * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
12920         trailing backslash from the end of the macro definition.
12921
12922 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
12923
12924         * config/s390/s390.c (s390_delegitimize_address): Handle PLTOFF
12925         and PLT unspecs.
12926
12927 2011-03-21  Richard Sandiford  <richard.sandiford@linaro.org>
12928
12929         * expr.h (prepare_operand): Move to...
12930         * optabs.h (prepare_operand): ...here and change the insn code
12931         parameter from "int" to "enum insn_code".
12932         (insn_operand_matches): Declare.
12933         * expr.c (init_expr_target): Use insn_operand_matches.
12934         (compress_float_constant): Likewise.
12935         * function.c (safe_insn_predicate, assign_parm_setup_reg): Likewise.
12936         * optabs.c (can_compare_p, prepare_cmp_insn): Likewise.
12937         (emit_cmp_and_jump_insn_1, gen_add2_insn, gen_add3_insn): Likewise.
12938         (have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn):
12939         Likewise.
12940         (gen_cond_trap): Likewise.
12941         (prepare_operand): Likewise.  Change icode to an insn_code.
12942         (insn_operand_matches): New function.
12943         * reload.c (find_reloads_address_1): Use insn_operand_matches.
12944         * reload1.c (gen_reload): Likewise.
12945         * targhooks.c (default_secondary_reload): Likewise.
12946
12947 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
12948
12949         * config/alpha/alpha.md (unspec): New define_c_enum.
12950         (unspecv): Ditto.
12951
12952 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
12953
12954         PR debug/48214
12955         * config/alpha/alpha.c (alpha_pad_noreturn): Do not emit an unop
12956         between a call and its CALL_ARG_LOCATION note.
12957
12958 2011-03-21  Eric Botcazou  <ebotcazou@adacore.com>
12959
12960         * gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.
12961
12962 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
12963
12964         PR c/42544
12965         PR c/48197
12966         * c-common.c (shorten_compare): If primopN is first sign-extended
12967         to opN and then zero-extended to result type, set primopN to opN.
12968
12969 2011-03-21  Daniel Jacobowitz  <dan@codesourcery.com>
12970
12971         * config/arm/unwind-arm.c (__gnu_unwind_pr_common): Correct test
12972         for barrier handlers.
12973
12974 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
12975
12976         * config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
12977         UNSPEC constants to be in the unspec enumeration, and redefine
12978         all UNSPECV constants to be in the unspecv enumeration, so that
12979         dumps print which unspec/unspec_volatile this is.
12980         * config/rs6000/vector.md (UNSPEC_*): Ditto.
12981         * config/rs6000/paired.md (UNSPEC_*): Ditto.
12982         * config/rs6000/vsx.md (UNSPEC_*): Ditto.
12983         * config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
12984         * config/rs6000/dfp.md (UNSPEC_*): Ditto.
12985
12986         * config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
12987         UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
12988         UNSPECV_LWSYNC, since these are used as unspec_volatile.
12989         * config/rs6000/sync.md (isync, lwsync): Ditto.
12990
12991 2011-03-21  Richard Guenther  <rguenther@suse.de>
12992
12993         * params.def (lto-min-partition): Fix typo.
12994
12995 2011-03-21  Richard Guenther  <rguenther@suse.de>
12996
12997         PR c/47939
12998         * c-decl.c (grokdeclarator): Drop to the main variant only
12999         for array types.  Drop flag_gen_aux_info check.
13000
13001 2011-03-21  Richard Guenther  <rguenther@suse.de>
13002
13003         PR translation/47911
13004         * params.def (lto-partitions): Fix typo.
13005         (lto-min-partition): Fix wording.
13006
13007 2011-03-21  Andreas Tobler  <andreast@fgznet.ch>
13008
13009         * config/rs6000/t-freebsd: Remove duplication from file.
13010
13011 2011-03-21  Richard Guenther  <rguenther@suse.de>
13012
13013         PR middle-end/47661
13014         * gimple.c (is_gimple_condexpr): Use tree_could_throw_p.
13015
13016 2011-03-21  Richard Guenther  <rguenther@suse.de>
13017
13018         PR lto/48210
13019         * params.def (lto-partitions): Require at least 1 partition.
13020
13021 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13022
13023         * gthr-solaris.h: Remove.
13024         * gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
13025         * config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
13026         (LIB_SPEC): Likewise.
13027         * config/sol2.opt (threads): Remove.
13028         * config.gcc (i[34567]86-*-solaris2*): Remove solaris threads support.
13029         (sparc*-*-solaris2*): Likewise.
13030         * configure.ac (enable_threads): Enable solaris support.
13031         * configure: Regenerate.
13032         * doc/invoke.texi (Option Summary, Solaris 2 Options): Remove -threads.
13033         * doc/install.texi (Configuration, --enable-threads=lib): Remove
13034         solaris.
13035
13036 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13037
13038         * config.gcc: Obsolete *-*-solaris2.8*.
13039         * doc/install.texi (Specific, *-*-solaris2*): Document it.
13040
13041 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13042
13043         PR bootstrap/48135
13044         * doc/install.texi (Prerequisites, Perl): Remove Glob.pm
13045         reference.  Solaris 8 perl works.
13046
13047 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13048
13049         PR bootstrap/48135
13050         * doc/install.texi (Prerequisites): Move jar etc. up.
13051         Explain support library version requirements.
13052
13053 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13054
13055         PR bootstrap/48135
13056         * doc/install.texi (Prerequisites): Move Perl to build
13057         requirements.  Always necessary on Solaris 2 with Sun ld.
13058
13059 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13060
13061         * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
13062         binutils 2.21.
13063         (Specific, i?86-*-solaris2.[89]): Likewise.
13064         (Specific, i?86-*-solaris2.10): Likewise.
13065         (Specific, mips-sgi-irix6): Likewise.
13066         (Specific, *-*-solaris2*): Remove Sun Studio download URL.
13067         Update for binutils 2.21.
13068
13069 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13070
13071         * configure.ac (gcc_cv_lto_plugin): Fix typo.
13072         Allow -fuse-linker-plugin for non-default plugin linker.
13073         * configure: Regenerate.
13074
13075 2011-03-21  Nicola Pero  <nicola.pero@meta-innovation.com>
13076
13077         PR bootstrap/48167
13078         * gengtype.c (files_rules): Added rule for cp/parser.h.
13079
13080 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
13081
13082         PR target/48213
13083         * config/s390/s390.c (s390_delegitimize_address): Don't call
13084         lowpart_subreg if orig_x has BLKmode.
13085
13086 2011-03-21  Kai Tietz  <ktietz@redhat.com>
13087
13088         PR target/12171
13089         * doc/plugins.texi: Adjust documentation for plugin register_callback.
13090         * tree.h (attribute_spec): Add new member affects_type_identity.
13091         * attribs.c (empty_attribute_table): Adjust attribute_spec
13092         initializers.
13093         * config/alpha/alpha.c: Likewise.
13094         * config/arc/arc.c: Likewise.
13095         * config/arm/arm.c: Likewise.
13096         * config/avr/avr.c: Likewise.
13097         * config/bfin/bfin.c: Likewise.
13098         * config/crx/crx.c: Likewise.
13099         * config/darwin.h: Likewise.
13100         * config/h8300/h8300.c: Likewise.
13101         * config/i386/cygming.h: Likewise.
13102         * config/i386/i386.c: Likewise.
13103         * config/ia64/ia64.c: Likewise.
13104         * config/m32c/m32c.c: Likewise.
13105         * config/m32r/m32r.c: Likewise.
13106         * config/m68hc11/m68hc11.c: Likewise.
13107         * config/m68k/m68k.c: Likewise.
13108         * config/mcore/mcore.c: Likewise.
13109         * config/mep/mep.c: Likewise.
13110         * config/microblaze/microblaze.c: Likewise.
13111         * config/mips/mips.c: Likewise.
13112         * config/rs6000/rs6000.c: Likewise.
13113         * config/rx/rx.c: Likewise.
13114         * config/sh/sh.c: Likewise.
13115         * config/sol2.h: Likewise.
13116         * config/sparc/sparc.c: Likewise.
13117         * config/spu/spu.c: Likewise.
13118         * config/stormy16/stormy16.c: Likewise.
13119         * config/v850/v850.c: Likewise.
13120
13121 2011-03-21  Chung-Lin Tang  <cltang@codesourcery.com>
13122
13123         * simplify-rtx.c (simplify_binary_operation_1): Handle
13124         (xor (and A B) C) case when B and C are both constants.
13125
13126 2011-03-21  Mingjie Xing  <mingjie.xing@gmail.com>
13127
13128         * tree-dfa.c (add_referenced_var): Fix typo in comment.
13129
13130 2011-03-20  Eric Botcazou  <ebotcazou@adacore.com>
13131
13132         PR bootstrap/48168
13133         * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
13134
13135 2011-03-20  Jakub Jelinek  <jakub@redhat.com>
13136
13137         PR rtl-optimization/48156
13138         * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
13139         assume df and df_lr are not NULL.
13140
13141 2011-03-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
13142
13143         PR debug/48023
13144         * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
13145         between a call and its CALL_ARG_LOCATION note.
13146
13147 2011-03-19  Kaz Kojima  <kkojima@gcc.gnu.org>
13148
13149         PR debug/48178
13150         * config/sh/sh.c (find_barrier): Don't emit a constant pool
13151         between a call and its corresponding CALL_ARG_LOCATION note.
13152
13153 2011-03-19  Anatoly Sokolov  <aesok@post.ru>
13154
13155         * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
13156         instead of loop. Use HARD_REGISTER_NUM_P predicate.
13157         * haifa-sched.c (setup_ref_regs): Ditto.
13158         * caller-save.c (add_used_regs_1): Ditto.
13159         * dse.c (look_for_hardregs): Ditto.
13160         * df-problems.c (df_simulate_one_insn_forwards): Ditto.
13161         * sched-rgn.c (check_live_1): Ditto.
13162
13163 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
13164
13165         * c-decl.c (diagnose_mismatched_decls): Give an error for
13166         redefining a typedef with variably modified type.
13167
13168 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
13169
13170         * c-decl.c (grokfield): Don't allow typedefs for structures or
13171         unions with no tag by default.
13172         * doc/extend.texi (Unnamed Fields): Update.
13173
13174 2011-03-18  Uros Bizjak  <ubizjak@gmail.com>
13175
13176         * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
13177         Rewrite using indirect functions.
13178         (lwp_slwpcb): Ditto.
13179         * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
13180         (avx_vinsertf128<mode>): Ditto.
13181
13182 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13183
13184         * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
13185         unspecs.
13186
13187 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13188
13189         * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
13190         splitting between a call and its corresponding CALL_ARG_LOCATION note.
13191
13192 2011-03-18  Maxim Kuvyrkov  <maxim@codesourcery.com>
13193
13194         PR rtl-optimization/48170
13195         * gcse.c (hoist_code): Remove bogus asserts.
13196
13197 2011-03-18  Georg-Johann Lay  <avr@gjlay.de>
13198
13199         * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
13200         computation for prologue/epilogue.
13201
13202 2011-03-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13203
13204         * Makefile.in (check-consistency): Remove.
13205
13206 2011-03-18  Jakub Jelinek  <jakub@redhat.com>
13207
13208         PR debug/48176
13209         * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
13210         arange_table_in_use is 0, but either text_section_used or
13211         cold_text_section_used is true.  Don't call it if
13212         !info_section_emitted.
13213
13214 2011-03-18  Anatoly Sokolov  <aesok@post.ru>
13215
13216         * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
13217         FUNCTION_VALUE_REGNO_P): Remove.
13218         * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
13219         Remove.
13220         * config/avr/avr.c (avr_ret_register): Make static inline.
13221         (avr_function_value_regno_p): New function.
13222         (avr_libcall_value): Make static. Add 'func' argument.
13223         (avr_function_value): Make static. Rename 'func' argument to
13224         'fn_decl_or_type', forward it to avr_libcall_value. Call
13225         avr_ret_register function instead of RET_REGISTER macro.
13226         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
13227
13228 2011-03-18  Jason Merrill  <jason@redhat.com>
13229
13230         PR c++/23372
13231         * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
13232
13233 2011-03-18  Richard Guenther  <rguenther@suse.de>
13234
13235         * doc/install.texi (--enable-gold): Remove.
13236         (--with-plugin-ld): Document.
13237         * doc/invoke.texi (-fuse-linker-plugin): Clarify.
13238
13239 2011-03-18  Andrew Pinski  <pinskia@gmail.com>
13240
13241         PR middle-end/47790
13242         * expr.c (optimize_bitfield_assignment_op): Revamp to work
13243         again after expansion changes.
13244
13245 2011-03-18  Chung-Lin Tang  <cltang@codesourcery.com>
13246
13247         * combine.c (try_combine): Do simplification only call of
13248         subst() on i2 even when i1 is present. Update comments.
13249
13250 2011-03-18  Kaz Kojima  <kkojima@gcc.gnu.org>
13251
13252         * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
13253         and UNSPEC_PCREL_SYMOFF.
13254
13255 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13256
13257         * config/s390/s390.md: Use define_c_enum for the unspec constant
13258         definitions.
13259
13260 2011-03-18  Richard Henderson  <rth@redhat.com>
13261             Jakub Jelinek  <jakub@redhat.com>
13262
13263         PR bootstrap/48161
13264         * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
13265         instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
13266
13267 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
13268
13269         PR middle-end/47725
13270         * combine.c (cant_combine_insn_p): Don't check zero/sign
13271         extended hard registers.
13272
13273 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
13274
13275         PR middle-end/47725
13276         * combine.c (cant_combine_insn_p): Check zero/sign extended
13277         hard registers.
13278
13279 2011-03-17  Anatoly Sokolov  <aesok@post.ru>
13280
13281         * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
13282         * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
13283         * config/v850/v850.c (v850_output_addr_const_extra): Make static.
13284         Change return type to bool.
13285         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
13286
13287 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
13288
13289         PR debug/48163
13290         * var-tracking.c (prepare_call_arguments): If CALL target
13291         is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
13292         pc instead of looking it up using cselib_lookup and use
13293         Pmode for it if x has VOIDmode.
13294         * dwarf2out.c (gen_subprogram_die): If also both first and
13295         second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
13296
13297         PR debug/48163
13298         * function.c (assign_parms): For data.passed_pointer parms
13299         use MEM of data.entry_parm instead of data.entry_parm itself
13300         as DECL_INCOMING_RTL.
13301         * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
13302         also when passed and declared mode is the same, DECL_RTL
13303         is a MEM with pseudo as address and DECL_INCOMING_RTL is
13304         a MEM too.
13305
13306 2011-03-16  Jeff Law  <law@redhat.com>
13307
13308         PR rtl-optimization/37273
13309         * ira-costs.c (scan_one_insn): Detect constants living in memory and
13310         handle them like argument loads from stack slots.  Do not double
13311         count memory for memory constants and argument loads from stack slots.
13312
13313 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
13314
13315         PR debug/48160
13316         * var-tracking.c (prepare_call_arguments): Check SUBREG.
13317
13318 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
13319
13320         PR target/48171
13321         * config/i386/i386.opt: Add Save to -mavx and -mfma.
13322
13323 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
13324
13325         PR bootstrap/48153
13326         * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
13327         if dwarf_strict.
13328         (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
13329         Clear call_arg_locations and call_arg_loc_last always.
13330
13331         PR middle-end/48152
13332         * var-tracking.c (prepare_call_arguments): If argument needs to be
13333         passed by reference, adjust argtype and mode.
13334
13335 2011-03-17  Richard Guenther  <rguenther@suse.de>
13336
13337         PR middle-end/48134
13338         * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
13339         a value make sure to fold the statement.
13340
13341 2011-03-17  Chung-Lin Tang  <cltang@codesourcery.com>
13342
13343         PR target/43872
13344         * config/arm/arm.c (arm_get_frame_offsets): Adjust early
13345         return condition with !cfun->calls_alloca.
13346
13347 2011-03-17  Richard Guenther  <rguenther@suse.de>
13348
13349         PR bootstrap/48148
13350         * lto-cgraph.c (input_overwrite_node): Clear the abstract
13351         origin for decls in other ltrans units.
13352         (input_varpool_node): Likewise.
13353
13354 2011-03-17  Richard Guenther  <rguenther@suse.de>
13355
13356         PR middle-end/48165
13357         * tree-object-size.c (compute_object_offset): Properly return
13358         the offset operand of MEM_REFs as sizetype.
13359
13360 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
13361
13362         PR rtl-optimization/48141
13363         * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
13364         * dse.c: Include params.h.
13365         (active_local_stores_len): New variable.
13366         (add_wild_read, dse_step1): Clear it when setting active_local_stores
13367         to NULL.
13368         (record_store, check_mem_read_rtx): Decrease it when removing
13369         from the chain.
13370         (scan_insn): Likewise.  Increase it when adding to chain, if it
13371         reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
13372         set active_local_stores to NULL before the addition.
13373         * Makefile.in (dse.o): Depend on $(PARAMS_H).
13374
13375         PR rtl-optimization/48141
13376         * dse.c (record_store): If no positions are needed in an insn
13377         that cannot be deleted, at least unchain it from active_local_stores.
13378
13379 2011-03-16  Dodji Seketeli  <dodji@redhat.com>
13380
13381         PR debug/47510
13382         * dwarf2out.c (strip_naming_typedef): Factorize out of ...
13383         (lookup_type_die_strip_naming_typedef): ... here.
13384         (get_context_die): Use it.
13385         (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
13386         the anonymous struct named by the naming typedef.
13387
13388 2011-03-16  H.J. Lu  <hongjiu.lu@intel.com>
13389
13390         PR target/48154
13391         * config/i386/i386.c (ix86_builtin_vectorized_function): Check
13392         TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
13393
13394 2011-03-16  Jeff Law  <law@redhat.com>
13395
13396         * tree-vrp.c (identify_jump_threads): Slightly simplify type
13397         check for operands of conditional.  Allow type to be a pointer.
13398
13399 2011-03-16  Richard Guenther  <rguenther@suse.de>
13400
13401         PR tree-optimization/48149
13402         * fold-const.c (fold_binary_loc): Fold
13403         COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
13404
13405 2011-03-16  Richard Guenther  <rguenther@suse.de>
13406
13407         PR tree-optimization/26134
13408         * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
13409         complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
13410         (non_rewritable_mem_ref_base): Handle complex type component
13411         accesses, constrain offsets for vector and complex extracts
13412         more properly.
13413
13414 2011-03-16  Richard Guenther  <rguenther@suse.de>
13415
13416         PR tree-optimization/48146
13417         * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
13418         operands avoiding the need for renaming.
13419
13420 2011-03-16  Richard Guenther  <rguenther@suse.de>
13421
13422         * gimple-fold.c (maybe_fold_reference): Open-code relevant
13423         constant folding.  Move MEM_REF canonicalization first.
13424         Rely on fold_const_aggregate_ref for initializer folding.
13425         * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
13426
13427 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
13428
13429         PR middle-end/48136
13430         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
13431         arg0/arg1 or their arguments are always fold converted to matching
13432         types.
13433
13434         * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
13435         to nargs.
13436
13437 2011-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13438
13439         PR lto/46944
13440         * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
13441         Handle in-tree gold.
13442         (ld_vers): Extract binutils version for gold.
13443         (gcc_cv_ld_hidden): Handle gold here.
13444         (gcc_cv_lto_plugin): Determine level of linker plugin support.
13445         * configure: Regenerate.
13446         * config.in: Regenerate.
13447         * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
13448         -fuse-linker-plugin otherwise.
13449         (LINK_PLUGIN_SPEC): Define.  Extract from LINK_COMMAND_SPEC.
13450         (LINK_COMMAND_SPEC): Use it.
13451         (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
13452
13453 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
13454
13455         * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
13456         * calls.c: Remove debug.h include.
13457         (emit_call_1): Don't call virtual_call_token debug hook.
13458         * dwarf2out.c (debug_dcall_section, debug_vcall_section,
13459         dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
13460         vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
13461         size_of_dcall_table, output_dcall_table, size_of_vcall_table,
13462         output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
13463         vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
13464         dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
13465         dwarf2out_virtual_call): Remove.
13466         (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
13467         copy_call_info and virtual_call hooks.
13468         (dwarf2out_init): Don't initialize vcall_insn_table,
13469         debug_dcall_section and debug_vcall_section.
13470         (prune_unused_types): Don't mark nodes from dcall_table.
13471         (dwarf2out_finish): Don't output dcall or vcall tables.
13472         * final.c (final_scan_insn): Don't call direct_call or
13473         virtual_call debug hooks.
13474         * debug.h (struct gcc_debug_hooks): Remove direct_call,
13475         virtual_call_token, copy_call_info and virtual_call hooks.
13476         (debug_nothing_uid): Remove prototype.
13477         * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
13478         copy_call_info and virtual_call hooks.
13479         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
13480         * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
13481         * debug.c (do_nothing_debug_hooks): Likewise.
13482         (debug_nothing_uid): Remove.
13483         * doc/invoke.texi (-fenable-icf-debug): Remove.
13484         * common.opt (-fenable-icf-debug): Likewise.
13485
13486         * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
13487         * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
13488         call's MEM.  Handle functions returning aggregate through a hidden
13489         first pointer.  For virtual calls add clobbered pc to call arguments
13490         chain.
13491         * dwarf2out.c (gen_subprogram_die): Emit
13492         DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
13493         can't be emitted.
13494
13495         PR debug/45882
13496         * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
13497         * rtl.h (ENTRY_VALUE_EXP): Define.
13498         * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
13499         * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
13500         * print-rtl.c (print_rtx): Likewise.
13501         * gengtype.c (adjust_field_rtx_def): Likewise.
13502         * var-tracking.c (vt_add_function_parameter): Adjust
13503         gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
13504         * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
13505         * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
13506         partition is a default definition of a PARM_DECL, use ENTRY_VALUE
13507         of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
13508
13509         * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
13510         Call var_location debug hook even on CALL_INSNs.
13511         (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
13512         * rtl.def (ENTRY_VALUE): New.
13513         * dwarf2out.c: Include cfglayout.h.
13514         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
13515         output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
13516         (struct call_arg_loc_node): New type.
13517         (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
13518         tail_call_site_count): New variables.
13519         (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
13520         DW_TAG_GNU_call_site_parameter.
13521         (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
13522         DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
13523         DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
13524         DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
13525         and DW_AT_GNU_all_source_call_sites.
13526         (mem_loc_descriptor): Handle ENTRY_VALUE.
13527         (add_src_coords_attributes): Don't add enything if
13528         DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
13529         (dwarf2out_abstract_function): Save and clear call_arg_location,
13530         call_site_count and tail_call_site_count around dwarf2out_decl call.
13531         (gen_call_site_die): New function.
13532         (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
13533         (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
13534         (dwarf2out_function_decl): Clear call_arg_locations,
13535         call_arg_loc_last, set call_site_count and tail_call_site_count
13536         to -1 and free block_map.
13537         (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
13538         CALL_INSNs.  Add NOTE_DURING_CALL_P var location notes even when not
13539         followed by any real instructions.
13540         (dwarf2out_begin_function): Set call_site_count and
13541         tail_call_site_count to 0.
13542         (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
13543         is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
13544         attempt to force a DIE for it and worst case remove the attribute.
13545         (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
13546         check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
13547         the decl itself.
13548         * var-tracking.c: Include tm_p.h.
13549         (vt_stack_adjustments): For calls call note_register_arguments.
13550         (argument_reg_set): New variable.
13551         (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
13552         ensure the VALUE is resolved.
13553         (call_arguments): New variable.
13554         (prepare_call_arguments): New function.
13555         (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
13556         (struct expand_loc_callback_data): Add ignore_cur_loc field.
13557         (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
13558         always use the best expression.
13559         (vt_expand_loc): Add ignore_cur_loc argument.
13560         (vt_expand_loc_dummy): Clear ignore_cur_loc field.
13561         (emit_note_insn_var_location): Adjust vt_expand_loc callers.
13562         (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
13563         note for all calls.
13564         (vt_add_function_parameter): Use cselib_lookup_from_insn.
13565         If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
13566         argument.  Don't call cselib_preserve_only_values and
13567         cselib_reset_table.
13568         (note_register_arguments): New function.
13569         (vt_initialize): Compute argument_reg_set.  Call
13570         vt_add_function_parameters before processing basic blocks instead of
13571         afterwards.  For calls call prepare_call_arguments before calling
13572         cselib_process_insn.
13573         * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
13574         * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
13575         (var-tracking.o): Depend on $(TM_P_H).
13576         * cfglayout.h (insn_scope): New prototype.
13577         * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
13578         * cfglayout.c (insn_scope): No longer static.
13579         * insn-notes.def (CALL_ARG_LOCATION): New.
13580         * calls.c (expand_call, emit_library_call_value_1): Put USEs for
13581         MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
13582         * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
13583         nothing for DECL_EXTERNAL BLOCK_VARS.
13584
13585 2011-03-16  Alan Modra  <amodra@gmail.com>
13586
13587         PR target/45844
13588         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
13589         create invalid offset address for vsx splat insn.
13590         * config/rs6000/predicates.md (splat_input_operand): New.
13591         * config/rs6000/vsx.md (vsx_splat_*): Use it.
13592
13593 2011-03-15  Xinliang David Li  <davidxl@google.com>
13594
13595         PR c/47837
13596         * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
13597         (normalize_preds): New function.
13598         (is_use_properly_guarded): Normalize def predicates.
13599
13600 2011-03-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
13601
13602         PR target/46788
13603         * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
13604         in the output template.
13605
13606 2011-03-15  Richard Guenther  <rguenther@suse.de>
13607
13608         PR middle-end/47650
13609         * tree-pretty-print.c (dump_function_declaration): Properly
13610         dump unprototyped and varargs function types.
13611
13612 2011-03-15  Richard Guenther  <rguenther@suse.de>
13613
13614         PR tree-optimization/13954
13615         * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
13616         and friends.
13617
13618 2011-03-15  Richard Guenther  <rguenther@suse.de>
13619
13620         PR tree-optimization/48037
13621         * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
13622         selects into BIT_FIELD_REFs.
13623         (non_rewritable_mem_ref_base): Check if a MEM_REF is a
13624         vector select.
13625
13626 2011-03-15  Jakub Jelinek  <jakub@redhat.com>
13627
13628         PR tree-optimization/48129
13629         * builtins.c (fold_builtin_snprintf): Convert to type of
13630         built_in_decls[BUILT_IN_SNPRINTF] retval instead of
13631         implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
13632
13633 2011-03-15  Richard Guenther  <rguenther@suse.de>
13634
13635         PR tree-optimization/41490
13636         * tree-ssa-dce.c (propagate_necessity): Handle returns without
13637         value but with VUSE.
13638         * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
13639         return statements.
13640         * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
13641         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
13642         * tree-tailcall.c (find_tail_calls): Ignore returns.
13643
13644 2011-03-15  Richard Guenther  <rguenther@suse.de>
13645
13646         PR middle-end/48031
13647         * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
13648         or variable-indexed array accesses when in gimple form.
13649
13650 2011-03-15  Richard Guenther  <rguenther@suse.de>
13651
13652         * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
13653
13654 2011-03-15  Alan Modra  <amodra@gmail.com>
13655
13656         PR target/48032
13657         * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
13658         presume symbol_refs without a symbol_ref_decl are suitably
13659         aligned, nor other trees we may see here.  Handle anchor symbols.
13660         (legitimate_constant_pool_address_p): Comment.  Add mode param.
13661         Check cmodel=medium addresses.  Adjust all calls.
13662         (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
13663         creating cmodel=medium optimized access to locals.
13664         * config/rs6000/constraints.md (R): Pass QImode to
13665         legitimate_constant_pool_address_p.
13666         * config/rs6000/predicates.md (input_operand): Pass mode to
13667         legitimate_constant_pool_address_p.
13668         * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
13669         Update prototype.
13670
13671 2011-03-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
13672
13673         PR target/48053
13674         * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
13675         64-bit constants being loaded into registers other than GPRs such
13676         as loading 0 into a VSX register.
13677
13678 2011-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13679
13680         * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
13681
13682 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
13683
13684         PR middle-end/47917
13685         * builtins.c (fold_builtin_snprintf): New function.
13686         (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
13687         (fold_builtin_4): Likewise.
13688
13689         PR middle-end/38878
13690         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
13691         STRIP_NOPS on arg0 and arg1.  When optimizing X +- C == X
13692         and C - X == X also strip nops from +/-/p+ operand.
13693         When optimizing -X == C, fold C to arg0's type.
13694
13695         PR debug/47946
13696         * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
13697         emit it as add_AT_int instead of add_AT_unsigned.
13698
13699 2011-03-14  Tom Tromey  <tromey@redhat.com>
13700
13701         * unwind-dw2.c: Include sys/sdt.h if it exists.
13702         (_Unwind_DebugHook): Use STAP_PROBE2.
13703         * config.in, configure: Rebuild.
13704         * configure.ac: Check for sys/sdt.h.
13705
13706 2011-03-14  Uros Bizjak  <ubizjak@gmail.com>
13707
13708         * config/i386/i386.md (ROUND_FLOOR): New constant.
13709         (ROUND_CEIL): Ditto.
13710         (ROUND_TRUNC): Ditto.
13711         (ROUND_MXCSR): Ditto.
13712         (ROUND_NO_EXC): Ditto.
13713         (rint<mode>2): Use new defines instead of numerical constants.
13714         (floor<mode>2): Ditto.
13715         (ceil<mode>2): Ditto.
13716         (btrunc<mode>2): Ditto.
13717         * config/i386/i386-builtin-types.def: Define ROUND function type
13718         aliases.
13719         * config/i386/i386.c (enum ix86_builtins): Add
13720         IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
13721         (struct builtin_description): Add
13722         __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
13723         (ix86_expand_sse_round): New static function.
13724         (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
13725         function types.
13726         (ix86_builtin_vectorized_function): Handle
13727         BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
13728
13729 2011-03-14  Tom Tromey  <tromey@redhat.com>
13730
13731         * c-parser.c (c_parser_asm_string_literal): Clear
13732         warn_overlength_strings.
13733
13734 2011-03-14  Tom Tromey  <tromey@redhat.com>
13735
13736         * c-parser.c (disable_extension_diagnostics): Save
13737         warn_overlength_strings.
13738         (restore_extension_diagnostics): Restore warn_overlength_strings.
13739
13740 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
13741
13742         * BASE-VER: Change to 4.7.0.
13743
13744 2011-03-14  Richard Guenther  <rguenther@suse.de>
13745
13746         PR middle-end/48098
13747         * tree.c (build_vector_from_val): Adjust assert to requirements
13748         and reality.
13749
13750 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
13751
13752         PR bootstrap/48102
13753         * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
13754
13755 2011-03-14  Andreas Tobler  <andreast@fgznet.ch>
13756
13757         * config/rs6000/freebsd.h (RELOCATABLE_NEEDS_FIXUP): Define in
13758         terms of target_flags_explicit. Adjust copyright year.
13759
13760         * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
13761         * config/rs6000/t-freebsd: New file. Add override for
13762         LIB2FUNCS_EXTRA.
13763
13764 2011-03-13  Chris Demetriou  <cgd@google.com>
13765
13766         * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
13767         (-fno-diagnostics-show-option): this, to reflect current default.
13768         (-Werror=): Update text about -fno-diagnostics-show-option.
13769
13770 2011-03-12  Peter Bergner  <bergner@vnet.ibm.com>
13771
13772         PR target/48053
13773         * config/rs6000/predicates.md (easy_vector_constant_add_self,
13774         easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
13775         * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
13776         mode is not V2DImode or V2DFmode.
13777         (vspltis_constant): Do not handle V2DImode and V2DFmode.
13778         (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
13779         * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
13780         registers to 0.
13781         (movdi_internal64): Likewise.
13782
13783 2011-03-12  Sebastian Pop  <sebastian.pop@amd.com>
13784
13785         PR tree-optimization/47127
13786         * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
13787         parameter.
13788         (set_cloog_options): Same.
13789         (scop_to_clast): Same.
13790         (print_clast_stmt): Do not call cloog_state_malloc and
13791         cloog_state_free.
13792         (print_generated_program): Same.
13793         (gloog): Same.
13794         * graphite-clast-to-gimple.h (cloog_state): Declared.
13795         (scop_to_clast): Adjust declaration.
13796         * graphite.c (cloog_state): Defined here.
13797         (graphite_initialize): Call cloog_state_malloc.
13798         (graphite_finalize): Call cloog_state_free.
13799
13800 2011-03-11  Jason Merrill  <jason@redhat.com>
13801
13802         * attribs.c (lookup_attribute_spec): Take const_tree.
13803         * tree.h: Adjust.
13804
13805 2011-03-11  Joseph Myers  <joseph@codesourcery.com>
13806
13807         * config/sparc/sparc.c (sparc_option_override): Use
13808         PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
13809
13810 2011-03-11  Richard Guenther  <rguenther@suse.de>
13811
13812         PR tree-optimization/48067
13813         * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
13814         multiplication result will be only used once on the target
13815         stmt.
13816
13817 2011-03-11  Richard Guenther  <rguenther@suse.de>
13818
13819         * doc/invoke.texi (max-inline-insns-single): Adjust default value.
13820
13821 2011-03-11  Richard Guenther  <rguenther@suse.de>
13822
13823         PR lto/48073
13824         * tree.c (find_decls_types_r): Do not walk types only reachable
13825         from IDENTIFIER_NODEs.
13826
13827 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
13828
13829         PR middle-end/48044
13830         * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
13831         all vnode->force_output nodes as needed.
13832
13833 2011-03-11  Jason Merrill  <jason@redhat.com>
13834
13835         PR c++/48069
13836         * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
13837         COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
13838
13839 2011-03-11  Martin Jambor  <mjambor@suse.cz>
13840
13841         * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
13842         cgraph_node.
13843
13844 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
13845
13846         PR tree-optimization/48063
13847         * ipa-inline.c (cgraph_decide_inlining): Don't try to
13848         inline functions called once if !tree_can_inline_p (node->callers).
13849
13850 2011-03-11  Chen Liqin  <liqin.gcc@gmail.com>
13851
13852         * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
13853         extra_objs.
13854         * config/score/score3.c: Delete.
13855         * config/score/score3.h: Delete.
13856         * config/score/mul-div.S: Delete.
13857         * config/score/sfp-machine.h: Add new file.
13858         * config/score/constraints.md: Add new file.
13859         * config/score/t-score-softfp: Add new file.
13860         * config/score/t-score-elf: Remove score3.o, do not generate multilib.
13861         * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
13862         (score7_extra_constraint): Delete.
13863         (score7_option_override): Remove unused code.
13864         * config/score/score.c: Remove score3 and score5 define and code.
13865         * config/score/score.h: Remove score3 and score5 define and code.
13866         * config/score/score.md: Remove score3 template and unusual insn.
13867         * config/score/score.opt: Remove score3 and score5 options.
13868
13869 2011-03-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13870
13871         * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
13872         when _HPUX_SOURCE is defined.
13873         (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
13874
13875 2011-03-10  Jason Merrill  <jason@redhat.com>
13876
13877         PR c++/48029
13878         * stor-layout.c (layout_type): Don't set structural equality
13879         on arrays of incomplete type.
13880         * tree.c (type_hash_eq): Handle comparing them properly.
13881
13882 2011-03-10  Jakub Jelinek  <jakub@redhat.com>
13883
13884         PR debug/48043
13885         * config/s390/s390.c (s390_delegitimize_address): Make sure the
13886         result mode matches original rtl mode.
13887
13888 2011-03-10  Nick Clifton  <nickc@redhat.com>
13889
13890         * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
13891         (andsi3, andsi3_flags): Fix timings for three operand alternative.
13892
13893 2011-03-09  Jakub Jelinek  <jakub@redhat.com>
13894
13895         PR rtl-optimization/47866
13896         * expr.c (store_field): If MEM_SCALAR_P (target), don't use
13897         MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
13898         if target wasn't scalar.
13899         * function.c (assign_stack_temp_for_type): Assert that neither
13900         MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
13901         MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
13902         macro.
13903         * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
13904
13905 2011-03-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13906
13907         * config/s390/s390-protos.h (s390_label_align): New prototype.
13908         * config/s390/s390.c (s390_label_align): New function.
13909         * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
13910
13911 2011-03-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
13912
13913         PR target/47755
13914         * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
13915         V2DI/V2DF constants.  Only all 0's or all 1's are easy.
13916         (output_vec_const_move): Ditto.
13917
13918 2011-03-08  Anatoly Sokolov  <aesok@post.ru>
13919
13920         * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
13921         * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
13922         * config/mips/mips.c (mips_preferred_reload_class): Make static.
13923         Change 'rclass' argument and result type to reg_class_t.
13924         (TARGET_PREFERRED_RELOAD_CLASS): Define.
13925
13926 2011-03-08  Georg-Johann Lay  <avr@gjlay.de>
13927
13928         * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
13929         * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
13930         (TARGET_MEMORY_MOVE_COST): Define.
13931         (avr_register_move_cost, avr_memory_move_cost): New Functions.
13932
13933 2011-03-08  Jakub Jelinek  <jakub@redhat.com>
13934
13935         PR debug/47881
13936         * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
13937         removed anything.
13938
13939         PR tree-optimization/48022
13940         * fold-const.c (fold_comparison): Don't call fold_overflow_warning
13941         for EQ/NE_EXPR.
13942
13943 2011-03-07  Jakub Jelinek  <jakub@redhat.com>
13944
13945         PR debug/47991
13946         * var-tracking.c (find_use_val): Return NULL for
13947         cui->sets && cui->store_p BLKmode MEMs.
13948
13949 2011-03-07  Anatoly Sokolov  <aesok@post.ru>
13950
13951         * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
13952         Remove.
13953         * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
13954         xstormy16_print_operand_address): Remove.
13955         * config/stormy16/stormy16.c (xstormy16_print_operand,
13956         xstormy16_print_operand_address): Make static.
13957         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
13958
13959 2011-03-07  Pat Haugen  <pthaugen@us.ibm.com>
13960
13961         PR target/47862
13962         * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
13963         * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
13964         before definition.
13965
13966 2011-03-07  Zdenek Dvorak  <ook@ucw.cz>
13967
13968         PR bootstrap/48000
13969         * cfgloopmanip.c (fix_bb_placements): Return immediately
13970         if FROM is BASE_LOOP's header.
13971
13972 2011-03-07  Paul Wögerer  <paul_woegerer@mentor.com>
13973
13974         * gimplify.c (gimplify_function_tree): Fix building calls
13975         to __builtin_return_address.
13976
13977 2011-03-07  Alan Modra  <amodra@gmail.com>
13978
13979         * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
13980         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
13981         * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
13982         * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
13983         return_mode args.
13984         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
13985         (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
13986         (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
13987         (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
13988         * config/rs6000/rs6000.c
13989         (rs6000_elf_end_indicate_exec_stack): Rename to..
13990         (rs6000_elf_file_end): ..this.  Only call file_end_indicate_exec_stack
13991         for POWERPC_LINUX.  Move code emitting .gnu_attribute to here, from..
13992         (rs6000_file_start): ..here.
13993         (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
13994         file scope variables.
13995         (call_ABI_of_interest): New function.
13996         (init_cumulative_args): Set above vars when function return value
13997         is a float, vector, or small struct.
13998         (rs6000_function_arg_advance_1): Likewise for function args.
13999         (rs6000_va_start): Set rs6000_passes_float if variable arg function
14000         references float args.
14001
14002 2011-03-07  Mingjie Xing  <mingjie.xing@gmail.com>
14003
14004         * doc/cfg.texi: Remove "See" before @ref.
14005         * doc/invoke.texi: Likewise.
14006
14007 2011-03-05  Jason Merrill  <jason@redhat.com>
14008
14009         * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
14010
14011 2011-03-05  Anthony Green  <green@moxielogic.com>
14012
14013         * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
14014
14015 2011-03-05  Zdenek Dvorak  <ook@ucw.cz>
14016
14017         PR rtl-optimization/47899
14018         * cfgloopmanip.c (fix_bb_placements): Fix first argument
14019         to flow_loop_nested_p when moving the loop upward.
14020
14021 2011-03-05  Richard Earnshaw  <rearnsha@arm.com>
14022
14023         PR target/47719
14024         * arm.md (movhi_insn_arch4):  Accept any immediate constant.
14025
14026 2011-03-05  Jakub Jelinek  <jakub@redhat.com>
14027
14028         PR tree-optimization/47967
14029         * ipa-cp.c (build_const_val): Return NULL instead of creating
14030         VIEW_CONVERT_EXPR for mismatching sizes.
14031         (ipcp_create_replace_map): Return NULL if build_const_val failed.
14032         (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
14033         give up on versioning.
14034
14035 2011-03-05  Alan Modra  <amodra@gmail.com>
14036
14037         PR target/47986
14038         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
14039         full cmodel medium/large lo_sum + high addresses.
14040
14041 2011-03-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
14042
14043         * config/s390/s390.c (s390_decompose_address): Reject non-literal
14044         pool references in UNSPEC_LTREL_OFFSET.
14045
14046 2011-03-04  Jan Hubicka  <jh@suse.cz>
14047
14048         PR lto/47497
14049         * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
14050         (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
14051         * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
14052         Add node pointers.
14053         * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
14054         cgraph_add_thunk): Add node pointers.
14055         * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
14056         associated to right node.
14057         (input_node): Update use of cgraph_same_body_alias
14058         and cgraph_add_thunk.
14059
14060 2011-03-04  Changpeng Fang  <changpeng.fang@amd.com>
14061
14062         * config/i386/i386.opt (mprefer-avx128): New flag.
14063         * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
14064         modes when the flag -mprefer-avx128 is on.
14065
14066 2011-03-04  Richard Sandiford  <richard.sandiford@linaro.org>
14067
14068         * dwarf2out.c (compare_loc_operands): Fix address handling.
14069
14070 2011-03-04  Alan Modra  <amodra@gmail.com>
14071
14072         * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
14073
14074 2011-03-04  Richard Guenther  <rguenther@suse.de>
14075
14076         PR middle-end/47968
14077         * expmed.c (extract_bit_field_1): Prefer vector modes that
14078         vec_extract patterns can handle.
14079
14080 2011-03-04  Richard Guenther  <rguenther@suse.de>
14081
14082         PR middle-end/47975
14083         * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
14084
14085 2011-03-04  Richard Henderson  <rth@redhat.com>
14086
14087         * explow.c (emit_stack_save): Remove 'after' parameter.
14088         (emit_stack_restore): Likewise.
14089         * expr.h: Update to match.
14090         * builtins.c, calls.c, stmt.c: Likewise.
14091         * config/alpha/alpha.md, config/avr/avr.md: Likewise.
14092         * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
14093         * function.c (expand_function_end): Insert the emit_stack_save
14094         sequence before parm_birth_insn instead of after.
14095
14096 2011-03-03  Uros Bizjak  <ubizjak@gmail.com>
14097
14098         * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
14099         (ssse3_pmaddubsw128): Ditto.
14100         (ssse3_pmaddubsw): Ditto.
14101
14102 2011-03-03  Steve Ellcey  <sje@cup.hp.com>
14103
14104         * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
14105
14106 2011-03-03  Jakub Jelinek  <jakub@redhat.com>
14107
14108         PR c/47963
14109         * gimplify.c (omp_add_variable): Only call omp_notice_variable
14110         on TYPE_SIZE_UNIT if it is a DECL.
14111
14112         PR debug/47283
14113         * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
14114         first operand is not is_gimple_mem_ref_addr, try to fold it.
14115         If the operand still isn't is_gimple_mem_ref_addr, clear
14116         MEM_EXPR on op0.
14117
14118 2011-03-03  Richard Guenther  <rguenther@suse.de>
14119
14120         PR middle-end/47283
14121         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
14122         match comment.
14123         (refs_may_alias_p_1): For release branches return true if
14124         we are confused by our input.
14125
14126 2011-03-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
14127
14128         * config/s390/s390.c (s390_function_value): Rename to ...
14129         (s390_function_and_libcall_value): ... this.
14130         (s390_function_value): New function.
14131         (s390_libcall_value): New function.
14132         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
14133         * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
14134         target macro definitions.
14135         * config/s390/s390-protos.h (s390_function_value): Remove prototype.
14136
14137 2011-03-02  Joseph Myers  <joseph@codesourcery.com>
14138
14139         * config/i386/freebsd64.h (CC1_SPEC): Define.
14140         * config/i386/linux64.h (CC1_SPEC): Define.
14141         * config/i386/x86-64.h (CC1_SPEC): Don't define.
14142
14143 2011-03-02  Anatoly Sokolov  <aesok@post.ru>
14144
14145         * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
14146         Remove.
14147         * config/stormy16/stormy16.c: Include reload.h.
14148         (xstormy16_memory_move_cost): New function.
14149         (TARGET_MEMORY_MOVE_COST): Define.
14150
14151 2011-03-02  Richard Sandiford  <richard.sandiford@linaro.org>
14152
14153         PR rtl-optimization/47925
14154         * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
14155         with side effects.  Remove the more-specific check for volatile asms.
14156
14157 2011-03-02  Alan Modra  <amodra@gmail.com>
14158
14159         PR target/47935
14160         * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
14161         toc relative addresses for valid offsets.
14162
14163 2011-03-01  Richard Guenther  <rguenther@suse.de>
14164
14165         PR tree-optimization/47890
14166         * tree-vect-loop.c (get_initial_def_for_induction): Set
14167         related stmt properly.
14168
14169 2011-03-01  Richard Guenther  <rguenther@suse.de>
14170
14171         PR lto/47924
14172         * lto-streamer.c (lto_record_common_node): Also register
14173         the canonical type.
14174
14175 2011-03-01  Richard Guenther  <rguenther@suse.de>
14176
14177         PR lto/46911
14178         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
14179         Do not stream DECL_ABSTRACT_ORIGIN.
14180         (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
14181         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
14182         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
14183         Do not stream DECL_ABSTRACT_ORIGIN.
14184         (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
14185         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
14186
14187 2011-02-28  Anatoly Sokolov  <aesok@post.ru>
14188
14189         * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
14190         FUNCTION_VALUE_REGNO_P): Remove.
14191         * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
14192         * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
14193         Add 'outgoing' argument.
14194         (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
14195         function.
14196         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
14197         TARGET_FUNCTION_VALUE_REGNO_P): Define.
14198
14199 2011-02-28  Kai Tietz  <kai.tietz@onevision.com>
14200
14201         PR debug/28047
14202         * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
14203         (lookup_filename): Likewise.
14204         * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
14205
14206 2011-02-28  Bernd Schmidt  <bernds@codesourcery.com>
14207             Jakub Jelinek  <jakub@redhat.com>
14208
14209         PR middle-end/47893
14210         * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
14211         (assign_stack_local_1): Change last argument type to int.
14212         * function.c (assign_stack_local_1): Replace reduce_alignment_ok
14213         argument with kind.  If bit ASLK_RECORD_PAD is not set in it,
14214         don't record padding space into frame_space_list nor use those areas.
14215         (assign_stack_local): Adjust caller.
14216         (assign_stack_temp_for_type): Call assign_stack_local_1 instead
14217         of assign_stack_local, pass 0 as last argument.
14218         * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
14219         callers.
14220
14221 2011-02-28  Jakub Jelinek  <jakub@redhat.com>
14222
14223         PR debug/47283
14224         * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
14225         Use target address_mode and pointer_mode hooks instead of hardcoded
14226         Pmode and ptr_mode.  Handle some simple cases of extending if
14227         POINTERS_EXTEND_UNSIGNED < 0.
14228         (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
14229         Call convert_debug_memory_address.
14230         (expand_debug_expr) <case ADDR_EXPR>: Pass as to
14231         convert_debug_memory_address.
14232
14233         PR middle-end/46790
14234         * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
14235         * configure: Regenerated.
14236         * config.in: Regenerated.
14237         * varasm.c (default_function_section): Return NULL
14238         if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
14239
14240 2011-02-28  Martin Jambor  <mjambor@suse.cz>
14241
14242         * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
14243         the description to match the printed values.
14244
14245 2011-02-28  Richard Guenther  <rguenther@suse.de>
14246
14247         * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
14248         of the copied scope tree.
14249
14250 2011-02-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
14251
14252         * doc/extend.texi (Function Attributes): Avoid deeply (and
14253         wrongly) nested tables.
14254
14255 2011-02-27  Jakub Jelinek  <jakub@redhat.com>
14256
14257         PR middle-end/47903
14258         * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
14259         MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
14260         r isn't op0 nor op1.
14261
14262 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
14263
14264         * config/avr/avr.md: Remove magic comment for emacs.
14265
14266 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
14267
14268         PR target/45261
14269         * config/avr/avr.c (avr_option_override): Use error on bad options.
14270         (avr_help): New function.
14271         (TARGET_HELP): Define.
14272
14273 2011-02-22  Georg-Johann Lay  <avr@gjlay.de>
14274
14275         PR target/42240
14276         * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
14277         (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
14278
14279 2011-02-26  Gerald Pfeifer  <gerald@pfeifer.com>
14280
14281         * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
14282         (ARM Options): Ditto.
14283         (i386 and x86-64 Options): Ditto.
14284         (RX Options): Ditto.
14285         (SPARC Options): Ditto.
14286
14287 2011-02-26  Tijl Coosemans  <tijl@coosemans.org>
14288
14289         * config.gcc (i386-*-freebsd*): Make i486 the default arch on
14290         FreeBSD 6 and later.  Generally use cpu generic.
14291
14292 2011-02-25  Gerald Pfeifer  <gerald@pfeifer.com>
14293
14294         * doc/cpp.texi: Update copyright years.
14295
14296 2011-02-25  Sebastien Bourdeauducq  <sebastien@milkymist.org>
14297
14298         PR target/46898
14299         * config/lm32/lm32.md (ashrsi3): Added needed variable.
14300
14301 2011-02-25  Jon Beniston  <jon@beniston.com>
14302
14303         PR target/46898
14304         * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
14305         * config/lm32/lm32.md (ashlsi3): Remove unused variable.
14306         * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
14307         (lm32_block_move_inline): Add type cast to remove warning.
14308         (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
14309         (gen_int_relational): Move declarations to start of function.
14310
14311 2011-02-25  Eric Botcazou  <ebotcazou@adacore.com>
14312
14313         PR tree-optimization/45470
14314         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
14315         can throw internally only.
14316         * tree-vect-stmts.c (vectorizable_call): Likewise.
14317
14318 2011-02-24  Anatoly Sokolov  <aesok@post.ru>
14319
14320         * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
14321         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
14322         * config/stormy16/stormy16-protos.h
14323         (xstormy16_preferred_reload_class): Remove.
14324         * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
14325         static. Change 'rclass' argument and return type to reg_class_t.
14326         (TARGET_PREFERRED_RELOAD_CLASS,
14327         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
14328
14329 2011-02-24  Richard Guenther  <rguenther@suse.de>
14330
14331         * lto-streamer-in.c (input_bb): Do not find referenced vars
14332         in debug statements.
14333
14334 2011-02-23  Jason Merrill  <jason@redhat.com>
14335
14336         * common.opt (fabi-version): Document v5 and v6.
14337
14338 2011-02-23  Richard Guenther  <rguenther@suse.de>
14339
14340         PR tree-optimization/47849
14341         * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
14342
14343 2011-02-23  Jie Zhang  <jie@codesourcery.com>
14344
14345         * opts-common.c (decode_cmdline_option): Print empty string
14346         argument as "" in decoded->orig_option_with_args_text.
14347         * gcc.c (execute): Print empty string argument as ""
14348         in the verbose output.
14349         (do_spec_1): Keep empty string argument.
14350
14351 2011-02-23  Nathan Froyd  <froydnj@codesourcery.com>
14352
14353         * config.gcc: Declare score-* and crx-* obsolete.
14354
14355 2011-02-23  Jie Zhang  <jie@codesourcery.com>
14356
14357         PR rtl-optimization/47763
14358         * web.c (web_main): Ignore naked clobber when replacing register.
14359
14360 2011-02-22  Anatoly Sokolov  <aesok@post.ru>
14361
14362         * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
14363         Remove.
14364
14365 2011-02-22  Sebastian Pop  <sebastian.pop@amd.com>
14366
14367         PR doc/47848
14368         * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
14369
14370 2011-02-22  Mike Stump  <mikestump@comcast.net>
14371
14372         * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
14373         assembler.
14374         * configure: Regenerate.
14375
14376 2011-02-21  Chung-Lin Tang  <cltang@codesourcery.com>
14377
14378         PR rtl-optimization/46002
14379         * ira-color.c (update_copy_costs): Change class intersection
14380         test to reg_class_contents[] test of 'hard_regno'.
14381
14382 2011-02-21  Joseph Myers  <joseph@codesourcery.com>
14383
14384         * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
14385         than Driver option.
14386         * config/hpux11.opt (mt): Likewise.
14387         * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
14388         * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
14389         * config/vax/elf.opt (mno-asm-pic): Likewise.
14390         * config/vms/vms.opt (map, mvms-return-codes): Likewise.
14391
14392 2011-02-21  Mike Stump  <mikestump@comcast.net>
14393
14394         PR target/47822
14395         * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
14396         tree so we can get save the type.
14397         * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
14398         for CFString instead of trying to use past the end of the builtins.
14399         * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
14400         * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
14401         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
14402         * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
14403         Rename to darwin_builtin_cfstring.
14404         (darwin_init_cfstring_builtins): Return the built type.
14405
14406 2011-02-21  Uros Bizjak  <ubizjak@gmail.com>
14407
14408         PR target/47840
14409         * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
14410         (_mm256_insert_epi64): Use _mm_insert_epi64.
14411
14412 2011-02-21  Anatoly Sokolov  <aesok@post.ru>
14413
14414         * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
14415         * config/stormy16/stormy16-protos.h
14416         (xstormy16_mode_dependent_address_p): Remove.
14417         * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
14418         Make static. Change return type to bool. Change argument type to
14419         const_rtx. Remove dead code.
14420         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
14421
14422 2011-02-21  Richard Guenther  <rguenther@suse.de>
14423
14424         PR lto/47820
14425         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
14426         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
14427         (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
14428         TUs context.
14429         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
14430         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
14431
14432 2011-02-20  Richard Guenther  <rguenther@suse.de>
14433
14434         PR lto/47822
14435         * tree.c (free_lang_data_in_decl): Clean builtins from
14436         the TU decl BLOCK_VARS.
14437
14438 2011-02-19  Alexandre Oliva  <aoliva@redhat.com>
14439
14440         PR debug/47620
14441         PR debug/47630
14442         * haifa-sched.c (fix_tick_ready): Skip tick computation
14443         for debug insns.
14444
14445 2011-02-19  Richard Guenther  <rguenther@suse.de>
14446
14447         PR lto/47647
14448         * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
14449         Remove lazy BLOCK_VARS streaming.
14450         (lto_input_ts_block_tree_pointers): Likewise.
14451         * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
14452
14453 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
14454
14455         * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
14456
14457 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
14458
14459         * config/i386/biarch32.h, config/i386/mach.h,
14460         config/rs6000/aix.opt, config/sh/superh64.h: Remove.
14461
14462 2011-02-19  Jakub Jelinek  <jakub@redhat.com>
14463
14464         PR target/47800
14465         * config/i386/i386.md (peephole2 for shift and plus): Use
14466         operands[1] original mode in the first insn.
14467
14468 2011-02-18  Mike Stump  <mikestump@comcast.net>
14469
14470         * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
14471
14472 2011-02-18  Jan Hubicka  <jh@suse.cz>
14473
14474         PR middle-end/47788
14475         * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
14476         to zero when the function is not inlinable at all.
14477
14478 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
14479
14480         * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
14481         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
14482         pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
14483         * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
14484         * config/pa/t-pa64: Likewise.
14485         * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
14486
14487 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
14488
14489         PR driver/47787
14490         * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
14491
14492 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
14493
14494         PR target/47792
14495         * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
14496
14497 2011-02-18  Anatoly Sokolov  <aesok@post.ru>
14498
14499         * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
14500         RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
14501         LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
14502         GO_IF_LEGITIMATE_ADDRESS): Remove macros.
14503         * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
14504         (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
14505         m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
14506         m32r_load_postinc_p, m32r_store_preinc_predec_p,
14507         m32r_legitimate_address_p): New functions.
14508         * config/m32r/constraints.md (constraint "S"): Don't use
14509         STORE_PREINC_PREDEC_P.
14510         (constraint "U"): Don't use LOAD_POSTINC_P.
14511
14512 2011-02-18  Chung-Lin Tang  <cltang@codesourcery.com>
14513
14514         PR rtl-optimization/46178
14515         * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
14516         compute ira_hard_regno_cover_class[].
14517
14518 2011-02-18  Richard Guenther  <rguenther@suse.de>
14519
14520         PR lto/47798
14521         * lto-streamer.h (lto_global_var_decls): Declare.
14522         * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
14523         statics for global var processing.
14524
14525 2011-02-18  Richard Guenther  <rguenther@suse.de>
14526
14527         PR tree-optimization/47737
14528         * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
14529         edge dominance check.
14530
14531 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
14532
14533         PR debug/47780
14534         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
14535         avoid invalid rtx sharing.
14536
14537 2011-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
14538
14539         * doc/cpp.texi (Obsolete Features): Add background on the
14540         origin of assertions.
14541
14542 2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>
14543
14544         * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
14545         objc_abi == 2.
14546         * config/darwin.c (output_objc_section_asm_op): Added support for
14547         ABI v1 and v2.
14548         (is_objc_metadata): New.
14549         (darwin_objc2_section): New.
14550         (darwin_objc1_section): New.
14551         (machopic_select_section): Added support for ABI v1 and v2.
14552         (darwin_emit_objc_zeroed): New.
14553         (darwin_output_aligned_bss): Detect objc metadata and treat it
14554         appropriately.
14555         (darwin_asm_output_aligned_decl_common): Same.
14556         (darwin_asm_output_aligned_decl_local): Same.
14557         * config/darwin-sections.def: Updated for ABI v1 and v2.
14558         * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
14559         compiling Objective-C code for the NeXT runtime, default to using
14560         ABI version 0 for 32-bit, and version 2 for 64-bit.
14561
14562 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
14563
14564         * common.opt (optimize_fast): New Variable.
14565         * opts.c (default_options_optimization): Use opts->x_optimize_fast
14566         instead of local variable ofast.
14567
14568 2011-02-17  Nicola Pero  <nicola.pero@meta-innovation.com>
14569
14570         * doc/invoke.texi (fobjc-abi-version): Documented.
14571         (fobjc-nilcheck): Documented.
14572         (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
14573         version.
14574
14575 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
14576
14577         PR driver/47390
14578         * common.opt (export-dynamic): New Driver option.
14579         * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
14580
14581 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
14582
14583         * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
14584
14585 2011-02-17  Alexandre Oliva  <aoliva@redhat.com>
14586             Jan Hubicka  <jh@suse.cz>
14587
14588         PR debug/47106
14589         PR debug/47402
14590         * cfgexpand.c (account_used_vars_for_block): Remove.
14591         (estimated_stack_frame_size): Use referenced vars.
14592         * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
14593         that were referenced in the original function.  Test src_fn
14594         rather than cfun.  Drop redundant get_var_ann.
14595         (setup_one_parameter): Drop redundant get_var_ann.
14596         (declare_return_variable): Likewise.
14597         (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
14598         (copy_arguments_for_versioning): Drop redundant get_var_ann.
14599         * ipa-inline.c (compute_inline_parameters): Do not compute
14600         disregard_inline_limits here.
14601         (compute_inlinable_for_current, pass_inlinable): New.
14602         (pass_inline_parameters): Require PROP_referenced_vars.
14603         * cgraphunit.c (cgraph_process_new_functions): Don't run
14604         compute_inline_parameters explicitly unless function is in SSA form.
14605         (cgraph_analyze_function): Set .disregard_inline_limits.
14606         * tree-sra.c (convert_callers): Compute inliner parameters
14607         only for functions already in SSA form.
14608
14609 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
14610
14611         * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
14612         -mlittle-endian-data.
14613
14614 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
14615
14616         * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
14617         -mno-fpu, not -fpu and -no-fpu.
14618         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
14619         * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
14620
14621 2011-02-17  Uros Bizjak  <ubizjak@gmail.com>
14622
14623         PR target/43653
14624         * config/i386/i386.c (ix86_secondary_reload): Handle SSE
14625         input reload with PLUS RTX.
14626
14627 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
14628
14629         * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
14630         of InverseVar(MDMX).
14631
14632 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
14633
14634         * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
14635         --m4-340.
14636
14637 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
14638
14639         * config/mn10300/mn10300.opt (mno-crt0): New.
14640
14641 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
14642
14643         * config/m68k/uclinux.opt (static-libc): New Driver option.
14644
14645 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
14646
14647         * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
14648
14649 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
14650
14651         * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
14652         %{muser-extend-enabled}.
14653
14654 2011-02-16  Richard Guenther  <rguenther@suse.de>
14655
14656         PR tree-optimization/47738
14657         * tree-ssa-loop.c (run_tree_predictive_commoning): Return
14658         the TODO from tree_predictive_commoning.
14659
14660 2011-02-15  Jeff Law  <law@redhat.com>
14661
14662         Revert
14663         2011-01-25  Jeff Law  <law@redhat.com>
14664
14665         PR rtl-optimization/37273
14666         * ira-costs.c (scan_one_insn): Detect constants living in memory and
14667         handle them like argument loads from stack slots.  Do not double
14668         count memory for memory constants and argument loads from stack slots.
14669
14670 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
14671
14672         PR middle-end/47725
14673         * combine.c (cant_combine_insn_p): Revert the last change.
14674
14675 2011-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
14676
14677         PR target/47755
14678         * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
14679         mode for vector constants.  Remove code that checks for TImode.
14680
14681 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
14682
14683         PR debug/47106
14684         PR debug/47402
14685         * cgraph.h (compute_inline_parameters): Return void.
14686         * ipa-inline.c (compute_inline_parameters): Adjust.
14687
14688 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
14689
14690         PR debug/47106
14691         PR debug/47402
14692         * tree-inline.h (estimated_stack_frame_size): Take cgraph node
14693         rather than decl.
14694         * cfgexpand.c (estimated_stack_frame_size): Likewise.
14695         * ipa-inline.c (compute_inline_parameters): Adjust.
14696
14697 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
14698
14699         PR debug/47106
14700         PR debug/47402
14701         * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
14702         Adjust all users.  Pass FN to...
14703         * tree-flow-inline.h (first_referenced_var): ... this.  Add
14704         fn argument.
14705         * ipa-struct-reorg.c: Adjust.
14706         * tree-dfa.c: Adjust.
14707         * tree-into-ssa.c: Adjust.
14708         * tree-sra.c: Adjust.
14709         * tree-ssa-alias.c: Adjust.
14710         * tree-ssa-live.c: Adjust.
14711         * tree-ssa.c: Adjust.
14712         * tree-ssanames.c: Adjust.
14713         * tree-tailcall.c: Adjust.
14714
14715 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
14716
14717         PR debug/47106
14718         PR debug/47402
14719         * tree-flow.h (referenced_var_lookup): Add fn parameter.
14720         Adjust all callers.
14721         * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
14722         * tree-flow-inline.h: Adjust.
14723         * gimple-pretty-print.c: Adjust.
14724         * tree-into-ssa.c: Adjust.
14725         * tree-ssa.c: Adjust.
14726         * cfgexpand.c: Adjust.
14727
14728 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
14729
14730         * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
14731         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
14732         (EXTRA_CONSTRAINT): Delete.
14733         * config/iq2000/constraints.md: New file.
14734         * config/iq2000/iq2000.md: Include it.
14735         (define_insn ""): Delete.
14736         (movsi_internal2, movhi_internal2, movqi_internal2): Delete
14737         unsupported constraint letters from patterns.
14738         (call_value, call_value_internal1): Likewise.
14739         (call_value_multiple_internal1): Likewise.
14740
14741 2011-02-15  Nick Clifton  <nickc@redhat.com>
14742
14743         * config/mn10300/mn10300.c: Include tm-constrs.h.
14744         (struct liw_data): New data structure describing an LIW candidate
14745         instruction.
14746         (extract_bundle): Use struct liw_data.  Allow small integer
14747         operands for some instructions.
14748         (check_liw_constraints): Use struct liw_data.  Remove swapped
14749         parameter.  Add comments describing the checks.  Fix bug when
14750         assigning the source of liw1 to the source of liw2.
14751         (liw_candidate): Delete.  Code moved into extract_bundle.
14752         (mn10300_bundle_liw): Use struct liw_data.  Check constraints
14753         before swapping.
14754         * config/mn10300/predicates.md (liw_operand): New predicate.
14755         Allows registers and small integer constants.
14756         * config/mn10300/constraints.md (O): New constraint.  Accetps
14757         integers in the range -8 to +7 inclusive.
14758         * config/mn10300/mn10300.md (movesi_internal): Add an alternative
14759         for moving a small integer into a register.  Give this alternative
14760         LIW attributes.
14761         (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
14762         (ashlsi3): Likewise, plus give LIW attributes to the alternatives
14763         using the J,K,L and M constraints,
14764         (liw): Remove SI mode on second operands to allow for HI and QI
14765         mode values.
14766         (cmp_liw, liw_cmp): Likewise.  Plus fix order of operands in the
14767         instruction.
14768
14769 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
14770
14771         PR middle-end/47725
14772         * combine.c (cant_combine_insn_p): Check zero/sign extended
14773         hard registers.
14774
14775 2011-02-15  Richard Guenther  <rguenther@suse.de>
14776
14777         PR tree-optimization/47743
14778         * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
14779         for a non-type-compatible VN lookup bail out.
14780
14781 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
14782
14783         * config/fr30/constraints.md: New file.
14784         * config/fr30/fr30.md: Include it.
14785         * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
14786         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
14787         (EXTRA_CONSTRAINT): Delete.
14788
14789 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
14790
14791         * config/frv/constraints.md: New file.
14792         * config/frv/predicates.md: Include it.
14793         * config/frv/frv.c (reg_class_from_letter): Delete.
14794         (frv_option_override): Don't initialize it.
14795         * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
14796         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
14797         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
14798         (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
14799         (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
14800         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
14801         (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
14802         (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
14803         (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
14804         (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
14805         (REG_CLASS_FROM_CONSTRAINT): Delete.
14806
14807 2011-02-15  Jakub Jelinek  <jakub@redhat.com>
14808
14809         PR middle-end/47581
14810         * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
14811         if frame size is 0 in a leaf function.
14812
14813 2011-02-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14814
14815         PR pch/14940
14816         * config/alpha/host-osf.c: New file.
14817         * config/alpha/x-osf: New file.
14818         * config.host (alpha*-dec-osf*): Use it.
14819
14820 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
14821
14822         * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
14823         * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
14824         * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
14825         (rx_mode_dependent_address_p): ...this. Make static. Change argument
14826         type to const_rtx.
14827         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
14828
14829 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
14830
14831         * config/stormy16/constraints.md: New file.
14832         * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
14833         Use satisfies_constraint_Q and satisfies_constraint_R.
14834         * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
14835         Delete.
14836         (xstormy16_legitiamte_address_p): Declare.
14837         * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
14838         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
14839         (EXTRA_CONSTRAINT): Delete.
14840         * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
14841         Un-staticize.
14842         (xstormy16_extra_constraint_p): Delete.
14843
14844 2011-02-14  Eric Botcazou  <ebotcazou@adacore.com>
14845
14846         PR tree-optimization/46494
14847         * loop-unroll.c (split_edge_and_insert): Adjust comment.
14848         * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
14849         (pass_rtl_loop_done): Add TODO_verify_flow.
14850         * fwprop.c (pass_rtl_fwprop): Likewise.
14851         * modulo-sched.c (pass_sms): Likewise.
14852         * tree-ssa-dom.c (pass_dominator): Likewise.
14853         * tree-ssa-loop-ch.c (pass_ch): Likewise.
14854         * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
14855         (pass_tree_loop_done): Likewise.
14856         * tree-ssa-pre.c (execute_pre): Likewise.
14857         * tree-ssa-reassoc.c (pass_reassoc): Likewise.
14858         * tree-ssa-sink.c (pass_sink_code): Likewise.
14859         * tree-vrp.c (pass_vrp): Likewise.
14860
14861 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
14862
14863         * config/v850/constraints.md: New file.
14864         * config/v850/v850.md: Include it.
14865         * config/v850/predicates.md (reg_or_0_operand): Use
14866         satisfies_constraint_G.
14867         (special_symbolref_operand): Use satisfies_constraint_K.
14868         * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
14869         (GO_IF_LEGITIMATE_ADDRESS): Likewise.
14870         (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
14871         (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
14872         (EXTRA_CONSTRAINT): Delete.
14873         (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
14874         (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
14875         (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
14876
14877 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
14878
14879         PR target/47696
14880         * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
14881         description.
14882
14883 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
14884
14885         * config/mcore/constraints.md: New file.
14886         * config/mcore/mcore.md: Include it.
14887         * config/mcore/mcore.c (reg_class_from_letter): Delete.
14888         * config/mcore/mcore.h (reg_class_from_letter): Delete.
14889         (REG_CLASS_FROM_LETTER): Delete.
14890         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
14891         insn_const_int_ok_for_constraint.
14892         (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
14893         (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
14894         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
14895         (EXTRA_CONSTRAINT): Delete.
14896
14897 2011-02-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14898
14899         PR ada/41929
14900         * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
14901         (IS_SIGHANDLER): Define.
14902         (sparc64_is_sighandler): New function, split off from
14903         sparc64_fallback_frame_state.
14904         (sparc_is_sighandler): New function, split off from
14905         sparc_fallback_frame_state.
14906         (sparc64_fallback_frame_state): Merge with ...
14907         (sparc_fallback_frame_state): ... this into ...
14908         (MD_FALLBACK_FRAME_STATE_FOR): ... this.
14909         Change new_cfa to long.  Remove regs_off, fpu_save_off, fpu_save.
14910         Define nframes, mctx.  Use IS_SIGHANDLER, handler_args, mctx, walk
14911         stack instead of hardcoded offsets.
14912
14913 2011-02-14  Andriy Gapon  <avg@freebsd.org>
14914
14915         PR target/45808
14916         * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
14917
14918 2011-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
14919
14920         * configure: Regenerate.
14921
14922 2011-02-12  Joseph Myers  <joseph@codesourcery.com>
14923
14924         PR driver/45731
14925         * gcc.c (asm_options): Correct spec matching --target-help.
14926
14927 2011-02-12  Martin Jambor  <mjambor@suse.cz>
14928
14929         * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
14930         to gimple call error.
14931
14932 2011-02-12  Mike Stump  <mikestump@comcast.net>
14933
14934         * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
14935         comments in backslash regions.
14936
14937 2011-02-12  Mike Stump  <mikestump@comcast.net>
14938             Jakub Jelinek  <jakub@redhat.com>
14939             Iain Sandoe  <iains@gcc.gnu.org>
14940
14941         PR target/47324
14942         * dwarf2out.c (output_cfa_loc): When required, apply the
14943         DWARF2_FRAME_REG_OUT macro to adjust register numbers.
14944         (output_loc_sequence): Likewise.
14945         (output_loc_operands_raw): Likewise.
14946         (output_loc_sequence_raw): Likewise.
14947         (output_cfa_loc): Likewise.
14948         (output_loc_list): Suppress register number adjustment when
14949         calling output_loc_sequence()
14950         (output_die): Likewise.
14951
14952 2011-02-12  Anatoly Sokolov  <aesok@post.ru>
14953
14954         * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
14955         Remove macros.
14956         * config/xtensa/xtensa.c (xtensa_register_move_cost,
14957         xtensa_memory_move_cost): New functions.
14958         (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
14959
14960 2011-02-12  Alexandre Oliva  <aoliva@redhat.com>
14961
14962         PR lto/47225
14963         * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
14964         in the current directory.
14965         * configure: Rebuilt.
14966
14967 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
14968
14969         * config/darwin.c (darwin_override_options): Add a hunk missed
14970         from the commit of r168571.  Trim comment line lengths and
14971         correct indents of the preceding block.
14972
14973 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
14974
14975         * gcc.c (driver_handle_option): Concatenate the argument to -F with
14976         the switch.
14977
14978 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
14979
14980         * common.opt (nostartfiles): New Driver option.
14981
14982 2011-02-11  Xinliang David Li  <davidxl@google.com>
14983
14984         PR tree-optimization/47707
14985         * tree-chrec.c (convert_affine_scev): Keep type precision.
14986
14987 2011-02-11  Eric Botcazou  <ebotcazou@adacore.com>
14988
14989         PR tree-optimization/47420
14990         * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
14991
14992 2011-02-11  Pat Haugen  <pthaugen@us.ibm.com>
14993
14994         PR rtl-optimization/47614
14995         * rtl.h (check_for_inc_dec): Declare.
14996         * dse.c (check_for_inc_dec): Externalize...
14997         * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
14998         (reload_cse_simplify_operands): Don't simplify opnds with side effects.
14999
15000 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
15001
15002         PR driver/47678
15003         * gcc.c (main): Do not compile inputs if there were errors in
15004         option handling.
15005         * opts-common.c (read_cmdline_option): Check for wrong language
15006         after other error checks.
15007
15008 2011-02-11  Nathan Froyd  <froydnj@codesourcery.com>
15009
15010         * cgraph.c: Fix comment typos.
15011         * cgraph.h: Likewise.
15012         * cgraphunit.c: Likewise.
15013         * ipa-cp.c: Likewise.
15014         * ipa-inline.c: Likewise.
15015         * ipa-prop.c: Likewise.
15016         * ipa-pure-const.c: Likewise.
15017         * ipa-ref.c: Likewise.
15018         * ipa-reference.c: Likewise.
15019
15020 2011-02-11  Jakub Jelinek  <jakub@redhat.com>
15021
15022         PR debug/47684
15023         * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
15024
15025 2011-02-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15026
15027         PR testsuite/47400
15028         * doc/sourcebuild.texi (Require Support): Document
15029         dg-require-ascii-locale.
15030
15031 2011-02-11  Mingjie Xing  <mingjie.xing@gmail.com>
15032
15033         * doc/lto.texi (Write summary): Fix missing parentheses.
15034
15035 2011-02-10  DJ Delorie  <dj@redhat.com>
15036
15037         * config/m32c/m32c.c (m32c_option_override): Disable
15038         -fcombine-stack-adjustments until flag value tracking and compare
15039         optimization can be rewritten.
15040
15041 2011-02-10  Peter Bergner  <bergner@vnet.ibm.com>
15042
15043         * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
15044         PROCESSOR_POWER7.
15045         (PROCESSOR_DEFAULT64): Likewise.
15046
15047 2011-02-10  Richard Henderson  <rth@redhat.com>
15048
15049         * config/rx/predicates.md (rx_zs_comparison_operator): Revert
15050         change from 2011-02-03.
15051         * config/rx/rx.c (flags_from_code): Likewise.
15052         (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
15053         is valid, n/pz otherwise.
15054         (rx_select_cc_mode): Return CCmode if Y is not zero.
15055
15056 2011-02-10  Richard Guenther  <rguenther@suse.de>
15057
15058         * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
15059
15060 2011-02-10  Richard Guenther  <rguenther@suse.de>
15061
15062         PR tree-optimization/47677
15063         * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
15064
15065 2011-02-10  Jakub Jelinek  <jakub@redhat.com>
15066
15067         PR target/47665
15068         * combine.c (make_compound_operation): Only change shifts into
15069         multiplication for SCALAR_INT_MODE_P.
15070
15071 2011-02-10  Jie Zhang  <jie@codesourcery.com>
15072
15073         PR testsuite/47622
15074         Revert
15075         2011-02-05  Jie Zhang  <jie@codesourcery.com>
15076         PR debug/42631
15077         * web.c (entry_register): Don't clobber the number of the
15078         first uninitialized reference in used[].
15079
15080 2011-02-09  Richard Guenther  <rguenther@suse.de>
15081
15082         PR tree-optimization/47664
15083         * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
15084         all edges again.
15085
15086 2011-02-09  David Edelsohn  <dje.gcc@gmail.com>
15087
15088         PR target/46481
15089         PR target/47032
15090         * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
15091         PROCESSOR_POWER7.
15092         (PROCESSOR_DEFAULT64): Same.
15093         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
15094
15095 2011-02-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15096
15097         * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
15098
15099 2011-02-09  Martin Jambor  <mjambor@suse.cz>
15100
15101         PR middle-end/45505
15102         * tree-sra.c (struct access): New flags grp_scalar_read and
15103         grp_scalar_write.  Changed description of assignment read and write
15104         flags.
15105         (dump_access): Dump new flags, reorder all of them.
15106         (sort_and_splice_var_accesses): Set the new flag accordingly, use them
15107         to detect multiple scalar reads.
15108         (analyze_access_subtree): Use the new scalar read write flags instead
15109         of the old flags.  Adjusted comments.
15110
15111 2011-02-08  DJ Delorie  <dj@redhat.com>
15112
15113         PR target/47548
15114         * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
15115         patterns.
15116
15117 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
15118
15119         * config/m68k/uclinux.opt: New.
15120         * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
15121
15122 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
15123
15124         * config/cris/elf.opt (sim): New Driver option.
15125
15126 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
15127
15128         * config/xtensa/elf.opt: New.
15129         * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
15130
15131 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
15132
15133         * config/vax/elf.opt: New.
15134         * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
15135
15136 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
15137
15138         * config/rs6000/aix64.opt (posix, pthread): New Driver options.
15139
15140 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
15141
15142         * config/gnu-user.opt: New.
15143         * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
15144         *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
15145         *-*-uclinux*): Use gnu-user.opt.
15146
15147 2011-02-08  Thomas Schwinge  <thomas@schwinge.name>
15148
15149         * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
15150         * config/i386/gnu.h (CPP_SPEC): Likewise.
15151
15152 2011-02-08  Ian Lance Taylor  <iant@google.com>
15153
15154         * common.opt (fcx-limited-range): Add SetByCombined flag.
15155         (ffinite-math-only, fmath-errno, frounding-math): Likewise.
15156         (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
15157         (fassociative-math, freciprocal-math): Likewise.
15158         (funsafe-math-optimizations): Likewise.
15159         * opth-gen.awk: Handle SetByCombined.
15160         * optc-gen.awk: Likewise.
15161         * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
15162         (set_unsafe_math_optimizations_flags): Likewise.
15163         * doc/options.texi (Option properties): Document SetByCombined.
15164
15165 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
15166
15167         * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
15168         i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
15169         m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
15170         m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
15171         sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
15172
15173 2011-02-08  Sebastian Pop  <sebastian.pop@amd.com>
15174
15175         PR tree-optimization/46834
15176         PR tree-optimization/46994
15177         PR tree-optimization/46995
15178         * graphite-sese-to-poly.c (used_outside_reduction): New.
15179         (detect_commutative_reduction): Call used_outside_reduction.
15180         (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
15181         translate_scalar_reduction_to_array only when at least one
15182         loop-phi/close-phi tuple has been detected.
15183
15184 2011-02-08  Richard Guenther  <rguenther@suse.de>
15185
15186         PR middle-end/47639
15187         * tree-vect-generic.c (expand_vector_operations_1): Update
15188         stmts here ...
15189         (expand_vector_operations): ... not here.  Cleanup EH info
15190         and the CFG if required.
15191
15192 2011-02-08  Richard Guenther  <rguenther@suse.de>
15193
15194         PR tree-optimization/47641
15195         * tree-ssa.c (execute_update_addresses_taken): For asm outputs
15196         require type compatibility.
15197
15198 2011-02-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
15199
15200         * gimple-low.c (lower_function_body): Don't remove the location of
15201         the return statement here.
15202         (lower_gimple_return): Do it here instead but only if the return
15203         statement is actually used twice.
15204
15205 2011-02-08  Richard Guenther  <rguenther@suse.de>
15206
15207         PR tree-optimization/47632
15208         * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
15209         unused up_to_stmt parameter, return whether cfg-cleanup is
15210         necessary, remove EH info properly.
15211         (forward_propagate_into_gimple_cond): Adjust caller.
15212         (forward_propagate_into_cond): Likewise.
15213         (forward_propagate_comparison): Likewise.
15214         (tree_ssa_forward_propagate_single_use_vars): Make
15215         forward_propagate_comparison case similar to the two others.
15216
15217 2011-02-08  Nick Clifton  <nickc@redhat.com>
15218
15219         * config/mn10300/mn10300.opt (mliw): New command line option.
15220         * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
15221         (liw_bundling): New automaton.
15222         (liw): New attribute.
15223         (liw_op): New attribute.
15224         (liw_op1, liw_op2, liw_both, liw_either): New reservations.
15225         (movsi_internal): Add LIW attributes.
15226         (andsi3): Likewise.
15227         (iorsi3): Likewise.
15228         (xorsi3): Likewise.
15229         (addsi3): Separate register and immediate alternatives.
15230         Add LIW attributes.
15231         (subsi3): Likewise.
15232         (cmpsi): Likewise.
15233         (aslsi3): Likewise.
15234         (lshrsi3): Likewise.
15235         (ashrsi3): Likewise.
15236         (liw): New pattern.
15237         * config/mn10300/mn10300.c (liw_op_names): New
15238         (mn10300_print_operand): Handle 'W' operand descriptor.
15239         (extract_bundle): New function.
15240         (check_liw_constraints): New function.
15241         (liw_candidate): New function.
15242         (mn10300_bundle_liw): New function.
15243         (mn10300_reorg): New function.
15244         (TARGET_MACHINE_DEPENDENT_REORG): Define.
15245         (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
15246         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
15247         __LIW__ or __NO_LIW__.
15248         * doc/invoke.texi: Describe the -mliw command line option.
15249
15250 2011-02-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
15251
15252         * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
15253         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
15254         pthread_mutex_unlock): Remove.
15255         * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
15256         * config/pa/t-pa64: Likewise.
15257         * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
15258         shared libc if not linking against libpthread.
15259         * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
15260
15261 2011-02-07  Iain Sandoe  <iains@gcc.gnu.org>
15262
15263         PR target/47558
15264         * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
15265         on 10.6 and later to ensure that we always use the unwinder from
15266         the system.  Only add -no_compact_unwind when tarteting darwin
15267         10.6 or later.
15268
15269 2011-02-07  Steve Ellcey  <sje@cup.hp.com>
15270
15271         PR target/46997
15272         * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
15273         (vec_interleave_lowv2sf): Ditto.
15274         (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
15275         (vec_extract_oddv2sf): Ditto.
15276
15277 2011-02-07  Mike Stump  <mikestump@comcast.net>
15278
15279         PR target/42333
15280         Add __ieee_divdc3 entry point.
15281         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
15282         entry point.
15283         (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
15284         * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
15285         * config/darwin.c (darwin_rename_builtins): Add.
15286         * config/darwin-protos.h (darwin_rename_builtins): Add.
15287
15288 2011-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
15289
15290         PR target/47636
15291         * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
15292         for the condition.
15293
15294 2011-02-07  Mike Stump  <mikestump@comcast.net>
15295
15296         * config/darwin.opt (mmacosx-version-min): Update default OS version.
15297
15298 2011-02-07  Denis Chertykov  <chertykov@gmail.com>
15299
15300         PR target/47534
15301         * config/avr/libgcc.S (exit): Move .endfunc
15302
15303 2011-02-07  Richard Guenther  <rguenther@suse.de>
15304
15305         PR tree-optimization/47615
15306         * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
15307         * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
15308         (run_scc_vn): Initialize it.
15309         (visit_reference_op_load): Use it.
15310         * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
15311
15312 2011-02-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15313
15314         * config/spu/spu.c (spu_init_libfuncs): Install SImode and
15315         DImode trapping arithmetic libfuncs.
15316
15317 2011-02-07  Richard Guenther  <rguenther@suse.de>
15318
15319         PR tree-optimization/47621
15320         * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
15321         two duplicates ...
15322         (execute_update_addresses_taken): ... here.  Make it more
15323         conservative in what we accept.
15324
15325 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
15326
15327         * config/sparc/freebsd.h (ASM_SPEC): Define.
15328         * config/sparc/vxworks.h (ASM_SPEC): Define.
15329
15330 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
15331
15332         * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
15333
15334 2011-02-06  Steven Bosscher  <steven@gcc.gnu.org>
15335
15336         * doc/invoke.texi: Remove reference to compiler internals from
15337         user documentation.
15338
15339         * reg-notes.def: Remove REG_VALUE_PROFILE.
15340         * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
15341
15342 2011-02-05  Jakub Jelinek  <jakub@redhat.com>
15343
15344         PR middle-end/47610
15345         * varasm.c (default_section_type_flags): If decl is NULL,
15346         and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
15347
15348 2011-02-05  Jie Zhang  <jie@codesourcery.com>
15349
15350         PR debug/42631
15351         * web.c (entry_register): Don't clobber the number of the
15352         first uninitialized reference in used[].
15353
15354 2011-02-04  Sebastian Pop  <sebastian.pop@amd.com>
15355
15356         PR tree-optimization/46194
15357         * tree-data-ref.c (analyze_miv_subscript): Remove comment.
15358         (build_classic_dist_vector_1): Do not represent classic distance
15359         vectors when the access functions are variating in different loops.
15360
15361 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
15362
15363         * config/mips/iris6.opt: New.
15364         * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
15365
15366 2011-02-04  Richard Henderson  <rth@redhat.com>
15367             Steve Ellcey  <sje@cup.hp.com>
15368
15369         PR target/46997
15370         * config/ia64/predicates.md (mux1_brcst_element): New.
15371         * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
15372         * config/ia64/ia64.c (ia64_unpack_assemble): New.
15373         (ia64_unpack_sign): New.
15374         (ia64_expand_unpack): Rewrite using new routines.
15375         (ia64_expand_widen_sum): Ditto.
15376         (ia64_expand_dot_prod_v8qi): Ditto.
15377         * config/ia64/vect.md (mulv8qi3): Rewrite to use new
15378         routines, add endian check.
15379         (pmpy2_even): Rename from pmpy2_r, add endian check.
15380         (pmpy2_odd): Rename from pmpy2_l, add endian check.
15381         (vec_widen_smult_lo_v4hi): Rewrite using new routines.
15382         (vec_widen_smult_hi_v4hi): Ditto.
15383         (vec_widen_umult_lo_v4hi): Ditto.
15384         (vec_widen_umult_hi_v4hi): Ditto.
15385         (mulv2si3): Change endian checks.
15386         (sdot_prodv4hi): Rewrite with new calls.
15387         (udot_prodv4hi): New.
15388         (vec_pack_ssat_v4hi): Add endian check.
15389         (vec_pack_usat_v4hi): Ditto.
15390         (vec_pack_ssat_v2si): Ditto.
15391         (max1_even): Rename from max1_r, add endian check.
15392         (max1_odd): Rename from max1_l, add endian check.
15393         (*mux1_rev): Format change.
15394         (*mux1_mix): Ditto.
15395         (*mux1_shuf): Ditto.
15396         (*mux1_alt): Ditto.
15397         (*mux1_brcst_v8qi): Use new predicate.
15398         (vec_extract_evenv8qi): Remove endian check.
15399         (vec_extract_oddv8qi): Ditto.
15400         (vec_interleave_lowv4hi): Format change.
15401         (vec_interleave_highv4hi): Ditto.
15402         (mix2_even): Rename from mix2_r, add endian check.
15403         (mix2_odd): Rename from mux2_l, add endian check.
15404         (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
15405         (vec_extract_evenodd_helper): Format change.
15406         (vec_extract_evenv4hi): Remove endian check.
15407         (vec_extract_oddv4hi): Remove endian check.
15408         (vec_interleave_lowv2si): Format change.
15409         (vec_interleave_highv2si): Format change.
15410         (vec_initv2si): Remove endian check.
15411         (vecinit_v2si): Add endian check.
15412         (reduc_splus_v2sf): Add endian check.
15413         (reduc_smax_v2sf): Ditto.
15414         (reduc_smin_v2sf): Ditto.
15415         (vec_initv2sf): Remove endian check.
15416         (fpack): Add endian check.
15417         (fswap): Add endian check.
15418         (vec_interleave_highv2sf): Add endian check.
15419         (vec_interleave_lowv2sf): Add endian check.
15420         (fmix_lr): Add endian check.
15421         (vec_setv2sf): Format change.
15422         (*vec_extractv2sf_0_be): Use shift to extract operand.
15423         (*vec_extractv2sf_1_be): New.
15424         (vec_pack_trunc_v4hi): Add endian check.
15425         (vec_pack_trunc_v2si): Format change.
15426
15427 2011-02-04  Jakub Jelinek  <jakub@redhat.com>
15428
15429         PR inline-asm/23200
15430         * tree-ssa-ter.c (is_replaceable_p): Add TER argument.  Don't
15431         do bb, locus and block comparison and disallow loads if it is not set.
15432         (stmt_is_replaceable_p): New function.
15433         (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
15434         callers.
15435         * expr.c (expand_expr_real_1) <case SSA_NAME>: If
15436         get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
15437         SSA_NAME_DEF_STMT.
15438         * tree-flow.h (stmt_is_replaceable_p): New prototype.
15439
15440 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
15441
15442         * config/rs6000/xilinx.opt: New.
15443         * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
15444
15445 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
15446
15447         * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
15448
15449 2011-02-03  Anatoly Sokolov  <aesok@post.ru>
15450
15451         * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
15452         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
15453         * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
15454         secondary_reload_info, xtensa_secondary_reload): Remove.
15455         * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
15456         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
15457         (xtensa_preferred_reload_class): Make static. Change return and
15458         'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
15459         Use CONST_DOUBLE_P predicate.
15460         (xtensa_preferred_output_reload_class): New function.
15461         (xtensa_secondary_reload): Make static.
15462
15463 2011-02-03  Joseph Myers  <joseph@codesourcery.com>
15464
15465         * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
15466         Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
15467         Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
15468
15469 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
15470
15471         PR middle-end/31490
15472         * output.h (SECTION_RELRO): Define.
15473         (SECTION_MACH_DEP): Adjust.
15474         (get_variable_section): New prototype.
15475         * varpool.c (varpool_finalize_named_section_flags): New function.
15476         (varpool_assemble_pending_decls): Call it.
15477         * cgraph.h (varpool_finalize_named_section_flags): New prototype.
15478         * cgraphunit.c (cgraph_output_in_order): Call
15479         varpool_finalize_named_section_flags.
15480         * varasm.c (get_section): Allow section flags conflicts between
15481         relro and read-only sections if the section hasn't been declared yet.
15482         Set SECTION_OVERRIDE after diagnosing section type conflict.
15483         (get_variable_section): No longer static.
15484         (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
15485         readonly sections that need relocations.
15486         (decl_readonly_section_1): New function.
15487         (decl_readonly_section): Use it.
15488
15489         Revert:
15490         2010-11-17  Dinar Temirbulatov  <dtemirbulatov@gmail.com>
15491                     Steve Ellcey  <sje@cup.hp.com>
15492
15493         PR middle-end/31490
15494         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
15495         if section attribute used.
15496
15497 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
15498
15499         * config/darwin.h (SECTION_NO_ANCHOR): Remove.
15500         * config/darwin.c (SECTION_NO_ANCHOR): Define.
15501         (darwin_init_sections): Remove assertion.
15502
15503 2011-02-03  Nick Clifton  <nickc@redhat.com>
15504
15505         * config/rx/predicates.md (rx_zs_comparison_operator): Remove
15506         lt and ge.
15507         * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
15508         * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
15509         instead of "n" and "pz".
15510         (flags_from_code): LT and GE tests need CC_FLAG_O as well as
15511         CC_FLAG_S.
15512
15513 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
15514
15515         PR target/47312
15516         * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
15517         fma, expand FMA_EXPR as fma{,f,l} call.
15518
15519         PR lto/47274
15520         * lto-streamer-out.c (write_symbol): When writing kind and visibility,
15521         copy them into a unsigned char variable and pass address of it to
15522         lto_output_data_stream.
15523
15524         PR target/47564
15525         * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
15526         around backend_init_target and lang_dependent_init_target calls.
15527         * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
15528         (verify_cgraph_node): Don't call set_cfun here.  Use
15529         cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
15530         Set error_found for incorrectly represented calls to thunks.
15531
15532 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
15533
15534         PR debug/43092
15535         PR rtl-optimization/43494
15536         * rtl.h (for_each_inc_dec_fn): New type.
15537         (for_each_inc_dec): Declare.
15538         * rtlanal.c (struct for_each_inc_dec_ops): New type.
15539         (for_each_inc_dec_find_inc_dec): New fn.
15540         (for_each_inc_dec_find_mem): New fn.
15541         (for_each_inc_dec): New fn.
15542         * dse.c (struct insn_size): Remove.
15543         (replace_inc_dec, replace_inc_dec_mem): Remove.
15544         (emit_inc_dec_insn_before): New fn.
15545         (check_for_inc_dec): Use it, along with for_each_inc_dec.
15546         (canon_address): Pass mem modes to cselib_lookup.
15547         * cselib.h (cselib_lookup): Add memmode argument.  Adjust callers.
15548         (cselib_lookup_from_insn): Likewise.
15549         (cselib_subst_to_values): Likewise.
15550         * cselib.c (find_slot_memmode): New var.
15551         (cselib_find_slot): New fn.  Use it instead of
15552         htab_find_slot_with_hash everywhere.
15553         (entry_and_rtx_equal_p): Use find_slot_memmode.
15554         (autoinc_split): New fn.
15555         (rtx_equal_for_cselib_p): Rename and implement in terms of...
15556         (rtx_equal_for_cselib_1): ... this.  Take memmode, pass it on.
15557         Deal with autoinc.  Special-case recursion into MEMs.
15558         (cselib_hash_rtx): Likewise.
15559         (cselib_lookup_mem): Infer pmode from address mode.  Distinguish
15560         address and MEM modes.
15561         (cselib_subst_to_values): Add memmode, pass it on.
15562         Deal with autoinc.
15563         (cselib_lookup): Add memmode argument, pass it on.
15564         (cselib_lookup_from_insn): Add memmode.
15565         (cselib_invalidate_rtx): Discard obsolete push_operand handling.
15566         (struct cselib_record_autoinc_data): New.
15567         (cselib_record_autoinc_cb): New fn.
15568         (cselib_record_sets): Use it, along with for_each_inc_dec.  Pass MEM
15569         mode to cselib_lookup.  Reset autoinced REGs here instead of...
15570         (cselib_process_insn): ... here.
15571         * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
15572         to cselib_lookup.
15573         (add_uses): Likewise, also to cselib_subst_to_values.
15574         (add_stores): Likewise.
15575         * sched-deps.c  (add_insn_mem_dependence): Pass mode to
15576         cselib_subst_to_values.
15577         (sched_analyze_1, sched_analyze_2): Likewise.  Adjusted.
15578         * gcse.c (do_local_cprop): Adjusted.
15579         * postreload.c (reload_cse_simplify_set): Adjusted.
15580         (reload_cse_simplify_operands): Adjusted.
15581         * sel-sched-dump (debug_mem_addr_value): Pass mode.
15582
15583 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
15584
15585         PR tree-optimization/45122
15586         * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
15587         unsafe assumptions when there's more than one loop exit.
15588
15589 2011-02-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
15590
15591         PR target/47272
15592         * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
15593         Document using vector double with the load/store builtins, and
15594         that the load/store builtins always use Altivec instructions.
15595
15596         * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
15597         to use altivec memory instructions, even on VSX.
15598         (vector_altivec_store_<mode>): Ditto.
15599
15600         * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
15601         function.
15602
15603         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15604         V2DF, V2DI support to load/store overloaded builtins.
15605
15606         * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
15607         altivec load/store builtins for V2DF/V2DI types.
15608
15609         * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
15610         set avoid indexed addresses on power6 if -maltivec.
15611         (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
15612         vector_altivec_load/vector_altivec_store builtins.
15613         (altivec_expand_st_builtin): Ditto.
15614         (altivec_expand_builtin): Add VSX memory builtins.
15615         (rs6000_init_builtins): Add V2DI types to internal types.
15616         (altivec_init_builtins): Add support for V2DF/V2DI altivec
15617         load/store builtins.
15618         (rs6000_address_for_altivec): Insure memory address is appropriate
15619         for Altivec.
15620
15621         * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
15622         vec_vsx_ld and vec_vsx_st.
15623         (vsx_store_<mode>): Ditto.
15624
15625         * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
15626         variables to hold long long types for VSX vector memory builtins.
15627         (RS6000_BTI_unsigned_long_long): Ditto.
15628         (long_long_integer_type_internal_node): Ditti.
15629         (long_long_unsigned_type_internal_node): Ditti.
15630
15631         * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
15632         (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
15633         (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
15634
15635         * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
15636         short cuts.
15637         (vec_vsx_st): Ditto.
15638
15639 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
15640
15641         * config/pa/pa-hpux10.opt: New.
15642         * config/hpux11.opt (pthread): New Driver option.
15643         * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
15644         * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
15645
15646 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
15647
15648         * config/ia64/vms.opt: New.
15649         * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
15650
15651 2011-02-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
15652
15653         PR target/47580
15654         * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
15655         gpc_reg_operand instead of vsx_register_operand to match rs6000.md
15656         generator functions.
15657         (vsx_floatuns<VSi><mode>2): Ditto.
15658         (vsx_fix_trunc<mode><VSi>2): Ditto.
15659         (vsx_fixuns_trunc<mode><VSi>2): Ditto.
15660
15661 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
15662
15663         * config/i386/djgpp.opt (posix): New Driver option.
15664
15665 2011-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
15666
15667         * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
15668         Move to the unsupported targets list.
15669
15670 2011-02-02  Peter Bergner  <bergner@vnet.ibm.com>
15671
15672         PR rtl-optimization/47525
15673         * df-scan.c: Update copyright years.
15674         (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
15675         and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
15676
15677 2011-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15678
15679         * config/i386/sysv4.h (TARGET_VERSION): Remove.
15680         (SUBTARGET_RETURN_IN_MEMORY): Remove.
15681         (ASM_OUTPUT_ASCII): Remove.
15682         * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
15683
15684 2011-02-02  Jeff Law  <law@redhat.com>
15685
15686         PR middle-end/47543
15687         * reload.c (find_reloads_address): Handle reg+d address where both
15688         components are invalid by reloading the entire address.
15689
15690 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
15691             Richard Guenther  <rguenther@suse.de>
15692
15693         PR tree-optimization/40979
15694         PR bootstrap/47044
15695         * passes.c (init_optimization_passes): After LIM call copy_prop
15696         and DCE to clean up.
15697         * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
15698
15699 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
15700
15701         PR tree-optimization/47576
15702         PR tree-optimization/47555
15703         * doc/invoke.texi (scev-max-expr-complexity): Documented.
15704         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
15705         (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
15706         * tree-scalar-evolution.c (follow_ssa_edge): Use
15707         PARAM_SCEV_MAX_EXPR_COMPLEXITY.
15708
15709 2011-02-02  Richard Guenther  <rguenther@suse.de>
15710
15711         PR tree-optimization/47566
15712         * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
15713
15714 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
15715
15716         PR debug/47106
15717         PR debug/47402
15718         * tree-inline.c (declare_return_variable): Remove unused caller
15719         variable.
15720
15721         PR debug/47106
15722         PR debug/47402
15723         * tree-flow-inline.h (clear_is_used, is_used_p): New.
15724         * cfgexpand.c (account_used_vars_for_block): Use them.
15725         * tree-nrv.c (tree_nrv): Likewise.
15726         * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
15727         (dump_scope_block): Likewise.
15728         (remove_unused_locals): Likewise.
15729
15730         PR debug/47106
15731         PR debug/47402
15732         * tree-inline.c (declare_return_variable): Add result decl to
15733         local decls only once.
15734         * gimple-low.c (record_vars_into): Mark newly-created variables
15735         as referenced.
15736
15737 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
15738
15739         PR debug/47498
15740         PR debug/47501
15741         PR debug/45136
15742         PR debug/45130
15743         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
15744         debug insns.
15745         (no_real_insns_p, schedule_block, set_priorities): Drop special
15746         treatment of boundary debug insns.
15747         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
15748         * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
15749         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
15750         (BOUNDARY_DEBUG_INSN_P): Likewise.
15751         (SCHEDULE_DEBUG_INSN_P): Likewise.
15752         * sched-rgn.c (init_ready_list): Drop special treatment of
15753         boundary debug insns.
15754         * final.c (rest_of_clean_state): Clear notes' BB.
15755
15756 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
15757
15758         * config/openbsd.opt (assert=): New Driver option.
15759
15760 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
15761
15762         * config/i386/nto.opt: New.
15763         * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
15764
15765 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
15766
15767         * config/i386/netware.opt: New.
15768         * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
15769
15770 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
15771
15772         * config/interix.opt (posix): New Driver option.
15773
15774 2011-02-01  DJ Delorie  <dj@redhat.com>
15775
15776         * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
15777
15778         * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
15779         class for A0/A1.
15780
15781 2011-02-01  Sebastian Pop  <sebastian.pop@amd.com>
15782
15783         PR tree-optimization/47561
15784         * toplev.c (process_options): Print the Graphite flags.  Add
15785         flag_loop_flatten to the list of options requiring Graphite.
15786
15787 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
15788
15789         * config/i386/cygming.opt (posix): New Driver option.
15790
15791 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
15792
15793         * config/arm/vxworks.opt: New.
15794         * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
15795
15796 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
15797
15798         * config/alpha/elf.opt: New.
15799         * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
15800         alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
15801
15802 2011-02-01  Richard Guenther  <rguenther@suse.de>
15803
15804         PR tree-optimization/47559
15805         * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
15806         store-motion on references that can throw.
15807
15808 2011-02-01  Bernd Schmidt  <bernds@codesourcery.com>
15809
15810         * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
15811         * tree-pass.h (TDF_CSELIB): New macro.
15812         * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
15813         cselib_lookup): Check for it rather than for TDF_DETAILS.
15814
15815 2011-02-01  H.J. Lu  <hongjiu.lu@intel.com>
15816
15817         PR driver/47547
15818         * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
15819         is HOST_BIT_BUCKET.
15820
15821         * opts.c (finish_options): Don't add x_aux_base_name if it is
15822         HOST_BIT_BUCKET.
15823
15824 2011-02-01  Richard Guenther  <rguenther@suse.de>
15825
15826         PR tree-optimization/47555
15827         Revert
15828         2010-07-15  Sebastian Pop  <sebastian.pop@amd.com>
15829
15830         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
15831
15832 2011-02-01  Sebastien Bourdeauducq  <sebastien@milkymist.org>
15833
15834         PR gcc/46692
15835         * config/lm32/t-lm32: Add multilib for all CPU options.
15836
15837 2011-02-01  Richard Guenther  <rguenther@suse.de>
15838
15839         PR tree-optimization/47541
15840         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
15841         sure to have a field at offset zero.
15842
15843 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
15844
15845         * config/arc/arc.opt (EB, EL): New Driver options.
15846
15847 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
15848
15849         * config/alpha/osf5.opt: New.
15850         * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
15851
15852 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
15853
15854         * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
15855
15856 2011-01-31  Sebastian Pop  <sebastian.pop@amd.com>
15857
15858         * common.opt (ftree-loop-linear): Use Alias to make it an alias of
15859         -floop-interchange.
15860         * invoke.texi (-ftree-loop-linear): Make it clear that this flag
15861         is an alias of -floop-interchange and that it requires the
15862         Graphite infrastructure.
15863         * tree-ssa-loop.c (gate_graphite_transforms): Do not set
15864         flag_loop_interchange based on the value of flag_tree_loop_linear.
15865
15866 2011-01-31  Jakub Jelinek  <jakub@redhat.com>
15867             Richard Guenther  <rguenther@suse.de>
15868
15869         PR tree-optimization/47538
15870         * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
15871         type instead of r1type, except for comparisons.  For right
15872         shifts and comparisons punt if there are mismatches in
15873         sizetype vs. non-sizetype types.
15874
15875 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15876
15877         * doc/sourcebuild.texi (Effective-Target Keywords): Document
15878         avx_runtime.
15879
15880 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15881
15882         * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
15883         version number.
15884         * configure: Regenerate.
15885
15886 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15887
15888         * configure.ac (gcc_cv_ld_static_option): Define.
15889         (gcc_cv_ld_dynamic_option): Define.
15890         (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
15891         instead.
15892         (HAVE_LD_STATIC_DYNAMIC): Update message.
15893         (LD_STATIC_OPTION): Define.
15894         (LD_DYNAMIC_OPTION): Define.
15895         * configure: Regenerate.
15896         * config.in: Regenerate.
15897         * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
15898         HAVE_LD_STATIC_DYNAMIC]: Use them.
15899
15900 2011-01-31  Nick Clifton  <nickc@redhat.com>
15901
15902         * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
15903         registers inside interrupt handlers if the handler is not a leaf
15904         function.
15905
15906 2011-01-31  Nick Clifton  <nickc@redhat.com>
15907
15908         * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
15909         reg_renumber returning an INVALID_REGNUM.
15910
15911 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
15912
15913         PR libgcj/44341
15914         * doc/install.texi: Document host options discarded when cross
15915         configuring target libraries.
15916
15917 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
15918
15919         Reverted:
15920         2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
15921         PR debug/45136
15922         PR debug/45130
15923         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
15924         debug insns.
15925         (no_real_insns_p, schedule_block, set_priorities): Drop special
15926         treatment of boundary debug insns.
15927         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
15928         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
15929         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
15930         (BOUNDARY_DEBUG_INSN_P): Likewise.
15931         (SCHEDULE_DEBUG_INSN_P): Likewise.
15932         * sched-rgn.c (init_ready_list): Drop special treatment of
15933         boundary debug insns.
15934         * final.c (rest_of_clean-state): Clear notes' BB.
15935
15936 2011-01-31  Alan Modra  <amodra@gmail.com>
15937
15938         * config/rs6000/rs6000.c (print_operand): Rearrange addends in
15939         toc relative expressions as we do in print_operand_address.
15940
15941 2011-01-30  Kazu Hirata  <kazu@codesourcery.com>
15942
15943         * doc/extend.texi: Follow spelling conventions.
15944         * doc/invoke.texi: Fix a typo.
15945
15946 2011-01-30  Joseph Myers  <joseph@codesourcery.com>
15947
15948         * config/hpux11.opt: New.
15949         * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
15950         ia64*-*-hpux*): Use hpux11.opt.
15951
15952 2011-01-30  Jonathan Yong  <jon_y@users.sourceforge.net>
15953
15954         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
15955         to tmake_file.
15956
15957 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
15958
15959         * doc/install.texi (hppa-hp-hpux10): Remove references to HP
15960         support sites.
15961
15962 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
15963
15964         * doc/install.texi (Binaries): Remove outdated reference for
15965         Motorola 68HC11/68HC12 downloads.
15966
15967 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
15968
15969         * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
15970         Drepper's paper.
15971
15972 2011-01-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
15973
15974         PR bootstrap/47147
15975         * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
15976         used by NetBSD.
15977
15978 2011-01-28  Ahmad Sharif  <asharif@google.com>
15979
15980         * value-prof.c (check_counter): Corrected error message.
15981
15982 2011-01-29  Jie Zhang  <jie@codesourcery.com>
15983
15984         * config/arm/arm.c (arm_legitimize_reload_address): New.
15985         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
15986         arm_legitimize_reload_address.
15987         * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
15988
15989 2011-01-28  Ian Lance Taylor  <iant@google.com>
15990
15991         * godump.c (go_define): Ignore macros whose definitions include
15992         two adjacent operands.
15993
15994 2011-01-28  Jakub Jelinek  <jakub@redhat.com>
15995
15996         PR target/42894
15997         * varasm.c (force_const_mem): Store copy of x in desc->constant
15998         instead of x itself.
15999         * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
16000         itself into REG_EQUAL note.
16001
16002 2011-01-28  Joseph Myers  <joseph@codesourcery.com>
16003
16004         * config/freebsd.opt (posix, rdynamic): New Driver options.
16005
16006 2011-01-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16007
16008         * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
16009         -Bstatic/-Bdynamic.
16010         * configure: Regenerate.
16011
16012 2011-01-27  Joseph Myers  <joseph@codesourcery.com>
16013
16014         * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
16015         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
16016
16017 2011-01-27  Anatoly Sokolov  <aesok@post.ru>
16018
16019         * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
16020         * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
16021         * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
16022         (s390_preferred_reload_class): Make static. Change return and
16023         'rclass' argument type to reg_class_t.
16024
16025 2011-01-27  Jan Hubicka  <jh@suse.cz>
16026
16027         PR middle-end/46949
16028         * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
16029         (process_function_and_variable_attributes): Check defined weakrefs.
16030
16031 2011-01-27  Martin Jambor  <mjambor@suse.cz>
16032
16033         PR tree-optimization/47228
16034         * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
16035         build_ref_for_offset.
16036
16037 2011-01-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16038
16039         * config/spu/spu-elf.h (ASM_SPEC): Remove.
16040
16041 2011-01-26  Mikael Pettersson  <mikpe@it.uu.se>
16042
16043         PR rtl-optimization/46856
16044         * postreload.c (reload_combine_recognize_const_pattern): Do not
16045         separate cc0 setter and user on cc0 targets.
16046
16047 2011-01-26  Nicola Pero  <nicola.pero@meta-innovation.com>
16048
16049         PR c/43082
16050         * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
16051         passed a VOID_TYPE expression, immediately emit an error and
16052         return error_mark_node.
16053
16054 2011-01-26  Jeff Law  <law@redhat.com>
16055
16056         PR rtl-optimization/47464
16057         * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
16058         rather than may_trap_p as needed.
16059
16060 2011-01-26  DJ Delorie  <dj@redhat.com>
16061
16062         PR rtl-optimization/46878
16063         * combine.c (insn_a_feeds_b): Check for the implicit cc0
16064         setter/user dependency as well.
16065
16066 2011-01-26  Eric Botcazou  <ebotcazou@adacore.com>
16067
16068         PR rtl-optimization/44469
16069         * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
16070         after removing trivially dead basic blocks.
16071
16072 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
16073
16074         * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
16075         * config/frv/frv.h (LINK_SPEC): Likewise.
16076         * config/i386/netware.h (LINK_SPEC): Likewise.
16077         * config/m68k/linux.h (ASM_SPEC): Likewise.
16078         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
16079         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
16080         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
16081         * config/sparc/linux.h (ASM_SPEC): Likewise.
16082         * config/sparc/linux64.h (ASM_SPEC): Likewise.
16083         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
16084
16085 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
16086
16087         * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
16088         * config/frv/frv.h (ASM_SPEC): Likewise.
16089         * config/m68k/linux.h (ASM_SPEC): Likewise.
16090         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
16091         * config/rs6000/linux64.h (ASM_SPEC): Likewise.
16092         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
16093         * config/sparc/linux.h (ASM_SPEC): Likewise.
16094         * config/sparc/linux64.h (ASM_SPEC): Likewise.
16095         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
16096
16097 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
16098
16099         * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
16100         * config/frv/frv.h (LINK_SPEC): Likewise.
16101         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
16102
16103 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
16104
16105         * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
16106         * config/frv/frv.h (ASM_SPEC): Likewise.
16107         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
16108         * config/m68k/linux.h (ASM_SPEC): Likewise.
16109         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
16110         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
16111         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
16112         * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
16113         * config/sparc/linux.h (ASM_SPEC): Likewise.
16114         * config/sparc/linux64.h (ASM_SPEC): Likewise.
16115         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
16116         * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
16117
16118 2011-01-26  Steve Ellcey  <sje@cup.hp.com>
16119
16120         PR target/46997
16121         * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
16122         (*mux2): Ditto.
16123         (vec_extract_evenodd_help): Ditto.
16124         (vec_extract_evenv4hi): Ditto.
16125         (vec_extract_oddv4hi): Ditto.
16126         (vec_interleave_lowv2si): Ditto.
16127         (vec_interleave_highv2si): Ditto.
16128         (vec_extract_evenv2si): Ditto.
16129         (vec_extract_oddv2si: Ditto.
16130         (vec_pack_trunc_v2si): Ditto.
16131
16132 2011-01-22  Jan Hubicka  <jh@suse.cz>
16133
16134         PR target/47237
16135         * cgraph.h (cgraph_local_info): New field can_change_signature.
16136         * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
16137         signature can change.
16138         (ipcp_estimate_growth): Call sequence simplify only if calle signature
16139         can change.
16140         (ipcp_insert_stage): Only compute args_to_skip if signature can change.
16141         (cgraph_function_versioning): We can not change signature of functions
16142         that don't allow that.
16143         * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
16144         (lto_input_node): Likewise.
16145         * ipa-inline.c (compute_inline_parameters): Compute
16146         local.can_change_signature.
16147         * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
16148         * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
16149         functions that can not change signature.
16150         * i386.c (ix86_function_regparm, ix86_function_sseregparm,
16151         init_cumulative_args): Do not use local calling conventions
16152         for functions that can not change signature.
16153
16154 2011-01-22  Jan Hubicka  <jh@suse.cz>
16155
16156         * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
16157
16158 2011-01-26  Richard Guenther  <rguenther@suse.de>
16159
16160         PR tree-optimization/47190
16161         * cgraphunit.c (process_common_attributes): New function.
16162         (process_function_and_variable_attributes): Use it.
16163
16164 2011-01-26  Richard Guenther  <rguenther@suse.de>
16165
16166         PR lto/47423
16167         * cgraphbuild.c (record_eh_tables): Record reference to personality
16168         function.
16169
16170 2011-01-26  Alexandre Oliva  <aoliva@redhat.com>
16171
16172         PR debug/45454
16173         * sel-sched.c (moveup_expr): Don't let debug insns prevent
16174         non-debug insns from moving up.
16175
16176 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
16177
16178         PR target/40125
16179         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
16180         t-dlldir{,-x} fragment for build and add it to tmake_file.
16181         (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
16182         * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
16183         * config/i386/t-dlldir: New file.
16184         (SHLIB_DLLDIR): Define.
16185         * config/i386/t-dlldir-x: New file.
16186         (SHLIB_DLLDIR): Define.
16187         * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
16188         (SHLIB_INSTALL): Use it.
16189
16190 2011-01-26  Chung-Lin Tang  <cltang@codesourcery.com>
16191
16192         PR target/47246
16193         * config/arm/arm.c (thumb2_legitimate_index_p): Change the
16194         lower bound of the allowed Thumb-2 coprocessor load/store
16195         index range to -256. Add explaining comment.
16196
16197 2011-01-25  Ian Lance Taylor  <iant@google.com>
16198
16199         * godump.c (go_define): Improve lexing of macro expansion to only
16200         accept expressions which match Go spec.
16201
16202 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
16203
16204         PR c++/43601
16205         * tree.c (handle_dll_attribute): Handle it.
16206         * doc/extend.texi (@item dllexport): Mention it.
16207         * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
16208
16209 2011-01-25  Ian Lance Taylor  <iant@google.com>
16210
16211         PR tree-optimization/26854
16212         * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
16213         (decl_jump_unsafe): Move higher in file, with no other change.
16214         (bind): Set has_jump_unsafe_decl if appropriate.
16215         (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
16216         (check_earlier_gotos): Likewise.
16217         (c_check_switch_jump_warnings): Likewise.
16218
16219 2011-01-25  Jonathan Wakely  <jwakely.gcc@gmail.com>
16220
16221         * doc/invoke.texi (Warning Options): Add missing hyphen.
16222         (-fprofile-dir): Minor grammatical fixes.
16223         (-fbranch-probabilities): Likewise.
16224
16225 2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
16226
16227         PR debug/45136
16228         PR debug/45130
16229         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
16230         debug insns.
16231         (no_real_insns_p, schedule_block, set_priorities): Drop special
16232         treatment of boundary debug insns.
16233         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
16234         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
16235         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
16236         (BOUNDARY_DEBUG_INSN_P): Likewise.
16237         (SCHEDULE_DEBUG_INSN_P): Likewise.
16238         * sched-rgn.c (init_ready_list): Drop special treatment of
16239         boundary debug insns.
16240         * final.c (rest_of_clean-state): Clear notes' BB.
16241
16242 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16243
16244         * Makefile.in (LAMBDA_H): Removed.
16245         (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
16246         (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
16247         lambda-trans.o, and tree-loop-linear.o.
16248         (lto-symtab.o): Remove dependence on LAMBDA_H.
16249         (tree-loop-linear.o): Remove rule.
16250         (lambda-mat.o): Same.
16251         (lambda-trans.o): Same.
16252         (lambda-code.o): Same.
16253         (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
16254         (tree-vect-slp.o): Same.
16255         * hwint.h (gcd): Moved here.
16256         (least_common_multiple): Same.
16257         * lambda-code.c: Removed.
16258         * lambda-mat.c: Removed.
16259         * lambda-trans.c: Removed.
16260         * lambda.h: Removed.
16261         * tree-loop-linear.c: Removed.
16262         * lto-symtab.c: Do not include lambda.h.
16263         * omega.c (gcd): Removed.
16264         * passes.c (init_optimization_passes): Remove pass_linear_transform.
16265         * tree-data-ref.c (print_lambda_vector): Moved here.
16266         (lambda_vector_copy): Same.
16267         (lambda_matrix_copy): Same.
16268         (lambda_matrix_id): Same.
16269         (lambda_vector_first_nz): Same.
16270         (lambda_matrix_row_add): Same.
16271         (lambda_matrix_row_exchange): Same.
16272         (lambda_vector_mult_const): Same.
16273         (lambda_vector_negate): Same.
16274         (lambda_matrix_row_negate): Same.
16275         (lambda_vector_equal): Same.
16276         (lambda_matrix_right_hermite): Same.
16277         * tree-data-ref.h: Do not include lambda.h.
16278         (lambda_vector): Moved here.
16279         (lambda_matrix): Same.
16280         (dependence_level): Same.
16281         (lambda_transform_legal_p): Removed declaration.
16282         (lambda_collect_parameters): Same.
16283         (lambda_compute_access_matrices): Same.
16284         (lambda_vector_gcd): Same.
16285         (lambda_vector_new): Same.
16286         (lambda_vector_clear): Same.
16287         (lambda_vector_lexico_pos): Same.
16288         (lambda_vector_zerop): Same.
16289         (lambda_matrix_new): Same.
16290         * tree-flow.h (least_common_multiple): Removed declaration.
16291         * tree-parloops.c (lambda_trans_matrix): Moved here.
16292         (LTM_MATRIX): Same.
16293         (LTM_ROWSIZE): Same.
16294         (LTM_COLSIZE): Same.
16295         (LTM_DENOMINATOR): Same.
16296         (lambda_trans_matrix_new): Same.
16297         (lambda_matrix_vector_mult): Same.
16298         (lambda_transform_legal_p): Same.
16299         * tree-pass.h (pass_linear_transform): Removed declaration.
16300         * tree-ssa-loop.c (tree_linear_transform): Removed.
16301         (gate_tree_linear_transform): Removed.
16302         (pass_linear_transform): Removed.
16303         (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
16304         flag_loop_interchange.
16305
16306 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
16307
16308         PR tree-optimization/47265
16309         PR tree-optimization/47443
16310         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
16311         if name still has some uses.
16312
16313 2011-01-25  Martin Jambor  <mjambor@suse.cz>
16314
16315         PR tree-optimization/47382
16316         * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
16317         (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
16318
16319 2011-01-25  Joel Sherrill  <joel.sherrill@oarcorp.com>
16320
16321         * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
16322         sjlj_except_unwind_info.
16323
16324 2011-01-25  Richard Guenther  <rguenther@suse.de>
16325
16326         PR tree-optimization/47426
16327         * tree-ssa-structalias.c (ipa_pta_execute): Make externally
16328         visible functions results escape.
16329
16330 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
16331
16332         PR target/45701
16333         * config/arm/arm.c (any_sibcall_uses_r3): New function.
16334         (arm_get_frame_offsets): Use it.
16335
16336 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16337             Jakub Jelinek  <jakub@redhat.com>
16338
16339         PR tree-optimization/47271
16340         * tree-if-conv.c (bb_postdominates_preds): New.
16341         (if_convertible_bb_p): Call bb_postdominates_preds.
16342         (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
16343         (predicate_scalar_phi): Call bb_postdominates_preds.
16344
16345 2011-01-25  Nick Clifton  <nickc@redhat.com>
16346
16347         * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
16348         * config/rx/rx.c (rx_function_value): Likewise.
16349         (rx_promote_function_mode): Likewise.
16350         (gen_safe_add): Place an outsized immediate value inside an UNSPEC
16351         in order to make it legitimate.
16352         * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
16353         make sure that the first operand is the same as the result register.
16354         (addsi3_unspec): Delete.
16355         (subdi3): Do not accept immediate operands.
16356         (subdi3_internal): Likewise.
16357
16358 2011-01-25  Jeff Law  <law@redhat.com>
16359
16360         PR rtl-optimization/37273
16361         * ira-costs.c (scan_one_insn): Detect constants living in memory and
16362         handle them like argument loads from stack slots.  Do not double
16363         count memory for memory constants and argument loads from stack slots.
16364
16365 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
16366
16367         PR tree-optimization/47427
16368         PR tree-optimization/47428
16369         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
16370         coalesce if the new root var would be TREE_READONLY.
16371
16372 2011-01-25  Richard Guenther  <rguenther@suse.de>
16373
16374         PR middle-end/47414
16375         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
16376         correct type for TBAA.
16377
16378 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16379
16380         * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
16381         (close_phi_written_to_memory): Call for_each_index with
16382         dr_indices_valid_in_loop.
16383
16384 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16385
16386         * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
16387         when it is initialized.
16388
16389 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16390
16391         * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
16392         call to graphite_find_data_references_in_stmt.
16393         * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
16394         (try_generate_gimple_bb): Call outermost_loop_in_sese_1.  Update
16395         call to graphite_find_data_references_in_stmt.
16396         (analyze_drs_in_stmts): Same.
16397         * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
16398         in which the scalar analysis of indices is performed.
16399         (create_data_ref): Same.  Update call to dr_analyze_indices.
16400         (find_data_references_in_stmt): Update call to create_data_ref.
16401         (graphite_find_data_references_in_stmt): Same.
16402         * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
16403         declaration.
16404         (create_data_ref): Same.
16405         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
16406         call to create_data_ref.
16407
16408 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16409
16410         * graphite-sese-to-poly.c (build_poly_scop): Move
16411         rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
16412
16413 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16414
16415         * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
16416         VAR_DECL, PARM_DECL, and RESULT_DECL.
16417
16418 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16419
16420         * graphite-dependences.c (reduction_dr_1): Allow several reductions
16421         in a reduction PBB.
16422         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
16423         that have already been marked as PBB_IS_REDUCTION.
16424
16425 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16426
16427         * graphite-scop-detection.c (same_close_phi_node): New.
16428         (remove_duplicate_close_phi): New.
16429         (make_close_phi_nodes_unique): New.
16430         (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
16431
16432 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16433
16434         * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
16435         * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
16436         of both data references to be the same.
16437
16438 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16439
16440         * graphite-dependences.c (build_lexicographical_constraint): Remove
16441         the gdim parameter.
16442         (build_lexicographical_constraint): Adjust call to
16443         ppl_powerset_is_empty.
16444         (dependence_polyhedron): Same.
16445         (graphite_legal_transform_dr): Same.
16446         (graphite_carried_dependence_level_k): Same.
16447         * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
16448         parameter.
16449         * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
16450
16451 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16452
16453         * graphite-sese-to-poly.c
16454         (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
16455         (close_phi_written_to_memory): New.
16456         (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
16457         and unshare_expr.
16458
16459 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16460
16461         * doc/install.texi: Update the expected version number of PPL to 0.11.
16462         * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
16463         #if PPL_VERSION_MINOR < 11.
16464
16465 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16466
16467         * graphite-dependences.c: Include graphite-cloog-util.h.
16468         (new_poly_ddr): Inlined into dependence_polyhedron.
16469         (free_poly_ddr): Moved close by new_poly_ddr.
16470         (dependence_polyhedron_1): Renamed dependence_polyhedron.
16471         Early return NULL when ppl_powerset_is_empty returns true.
16472         (dependence_polyhedron): Renamed new_poly_ddr.  Call only once
16473         poly_drs_may_alias_p.  Avoid one call to ppl_powerset_is_empty.
16474         (graphite_legal_transform_dr): Call new_poly_ddr.
16475         (graphite_carried_dependence_level_k): Same.
16476         (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2.  Use new_poly_ddr.
16477         (dot_transformed_deps_stmt_1): Removed.
16478         (dot_deps_stmt_1): Call dot_deps_stmt_2.
16479         (dot_original_deps): Renamed dot_deps_2.  Call new_poly_ddr.
16480         (dot_deps_1): Call dot_deps_2.
16481         * Makefile.in (graphite-dependences.o): Add missing dependence on
16482         graphite-cloog-util.h.
16483
16484 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16485
16486         * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
16487         (build_lexicographical_constraint): Same.
16488         (dependence_polyhedron_1): Same.
16489         (graphite_legal_transform_dr): Same.
16490         (graphite_carried_dependence_level_k): Same.
16491         * graphite-ppl.c (ppl_powerset_is_empty): New.
16492         * graphite-ppl.h (ppl_powerset_is_empty): Declared.
16493         * tree-data-ref.c (dump_data_reference): Print the basic block index.
16494
16495 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16496
16497         * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
16498         the "a followed by b" relation and document it.
16499
16500 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16501
16502         * graphite-dependences.c (build_lexicographical_constraint): Stop the
16503         iteration when the bag of constraints is empty.
16504
16505 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16506
16507         * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
16508
16509 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16510
16511         * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
16512         nest and two loop depths as parameters.
16513         (lst_try_interchange_loops): Call lst_interchange_profitable_p after
16514         lst_perfect_nestify.
16515
16516 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16517
16518         * graphite-dependences.c (print_pddr): Call
16519         ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
16520
16521 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16522
16523         * graphite-ppl.c (debug_gmp_value): New.
16524         * graphite-ppl.h (debug_gmp_value): Declared.
16525
16526 2011-01-25  Tobias Grosser  <grosser@fim.uni-passau.de>
16527
16528         * doc/install.texi: Document availability of cloog-0.16.
16529
16530 2011-01-25  Vladimir Kargov  <kargov@gmail.com>
16531
16532         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
16533         invalid postdominance info.
16534
16535 2011-01-24  Jan Hubicka  <jh@suse.cz>
16536
16537         PR c/21659
16538         * doc/extend.texi (weak pragma): Drop claim that it must
16539         appear before definition.
16540         * varasm.c (merge_weak, declare_weak): Only sanity check
16541         that DECL is not output at a time it is declared weak.
16542
16543 2011-01-24  Kenneth Zadeck  <zadeck@naturalbridge.com>
16544
16545         * machmode.def: Fixed comments.
16546
16547 2011-01-24  Kai Tietz  <kai.tietz@onevision.com>
16548
16549         * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
16550
16551 2011-01-24  Paul Koning  <ni1d@arrl.net>
16552
16553         * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
16554         WORDS_BIG_ENDIAN.
16555
16556 2011-01-24  H.J. Lu  <hongjiu.lu@intel.com>
16557
16558         PR target/46519
16559         * config/i386/i386.c: Include sbitmap.h and fibheap.h.
16560         (block_info): Add scanned and prev.
16561         (move_or_delete_vzeroupper_2): Return if the basic block
16562         has been scanned and the upper 128bit state is unchanged
16563         from the last scan.
16564         (move_or_delete_vzeroupper_1): Return true if the exit
16565         state is changed.
16566         (move_or_delete_vzeroupper): Visit basic blocks using the
16567         work-list based algorithm based on vt_find_locations in
16568         var-tracking.c.
16569
16570         * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
16571
16572 2011-01-24  Nick Clifton  <nickc@redhat.com>
16573
16574         * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
16575         * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
16576         -mv850e1 to the assembler.  If -mv850e1 or -mv850es is specified
16577         then define __v850e1__.
16578         * doc/invoke.texi: Document -mv850es.
16579
16580 2011-01-24  Richard Henderson  <rth@redhat.com>
16581
16582         * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
16583         compound unordered comparisons.
16584         * config/rx/rx.c (rx_split_fp_compare): Remove.
16585         * config/rx/rx-protos.h: Update.
16586         * config/rx/rx.md (gcc_conds, rx_conds): Remove.
16587         (cbranchsf4): Don't call rx_split_fp_compare.
16588         (*cbranchsf4): Use rx_split_cbranch.
16589         (*cmpsf): Don't accept "i" constraint.
16590         (*conditional_branch): Only valid after reload.
16591         (cstoresf4): Merge expander with insn.  Don't call rx_split_fp_compare.
16592
16593 2011-01-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
16594
16595         PR target/47385
16596         * config/rs6000/altivec.md (vector constant splitters): Add
16597         support for creating vector single precision constants if -mvsx is
16598         used and we would create the constant using Altivec primitives.
16599
16600 2011-01-23  Bernd Schmidt  <bernds@codesourcery.com>
16601             Richard Sandiford  <rdsandiford@googlemail.com>
16602
16603         PR rtl-optimization/47166
16604         * reload1.c (emit_reload_insns): Disable the spill_reg_store
16605         mechanism for PRE_MODIFY and POST_MODIFY.
16606         (inc_for_reload): For PRE_MODIFY, return the insn that sets the
16607         reloadreg.
16608
16609 2011-01-23  Andreas Schwab  <schwab@linux-m68k.org>
16610
16611         * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
16612
16613 2011-01-22  Jan Hubicka  <jh@suse.cz>
16614
16615         PR lto/47333
16616         * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
16617
16618 2011-01-22  Jan Hubicka  <jh@suse.cz>
16619
16620         PR tree-optimization/43884
16621         PR lto/44334
16622         * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
16623         * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
16624
16625 2011-01-22  Anatoly Sokolov  <aesok@post.ru>
16626
16627         * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
16628         * config/s390/s390.c (s390_register_move_cost,
16629         s390_memory_move_cost): New.
16630         (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
16631
16632 2011-01-22  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16633
16634         PR middle-end/47401
16635         * except.c (sjlj_assign_call_site_values): Move setting the
16636         crtl->uses_eh_lsda flag to ...
16637         (sjlj_mark_call_sites): ... here.
16638         (sjlj_emit_function_enter): Support NULL dispatch label.
16639         (sjlj_build_landing_pads): In a function with no landing pads
16640         that still has must-not-throw regions, generate code to register
16641         a personality function with empty LSDA.
16642
16643 2011-01-21  Richard Henderson  <rth@redhat.com>
16644
16645         * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
16646
16647         * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
16648
16649         * compare-elim.c: New file.
16650         * Makefile.in (OBJS-common): Add it.
16651         (compare-elim.o): New.
16652         * common.opt (fcompare-elim): New.
16653         * opts.c (default_options_table): Add OPT_fcompare_elim.
16654         * tree-pass.h (pass_compare_elim_after_reload): New.
16655         * passes.c (init_optimization_passes): Add it.
16656         * recog.h: Protect against re-inclusion.
16657         * target.def (TARGET_FLAGS_REGNUM): New POD hook.
16658         * doc/invoke.texi (-fcompare-elim): Document it.
16659         * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
16660         * doc/tm.texi: Rebuild.
16661
16662 2011-01-22  Nick Clifton  <nickc@redhat.com>
16663
16664         * config/rx/rx.md (cstoresf4): Pass comparison operator to
16665         rx_split_fp_compare.
16666
16667 2011-01-22  Nick Clifton  <nickc@redhat.com>
16668
16669         * config/rx/rx.md (UNSPEC_CONST): New.
16670         (deallocate_and_return): Wrap the amount popped off the stack in
16671         an UNSPEC_CONST in order to stop it being rejected by
16672         -mmax-constant-size.
16673         (pop_and_return): Add a "(return)" rtx.
16674         (call): Drop the immediate operand.
16675         (call_internal): Likewise.
16676         (call_value): Likewise.
16677         (call_value_internal): Likewise.
16678         (sibcall_internal): Likewise.
16679         (sibcall_value_internal): Likewise.
16680         (sibcall): Likewise.  Generate an explicit call using
16681         sibcall_internal.
16682         (sibcall_value): Likewise.
16683         (mov<>): FAIL if a constant operand is not legitimate.
16684         (addsi3_unpsec): New pattern.
16685
16686         * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
16687         (ok_for_max_constant): New function.
16688         (gen_safe_add): New function.
16689         (rx_expand_prologue): Use gen_safe_add.
16690         (rx_expand_epilogue): Likewise.
16691         (rx_is_legitimate_constant): Use ok_for_max_constant.  Handle
16692         UNSPEC CONSTs.
16693
16694 2011-01-21  Jeff Law  <law@redhat.com>
16695
16696         PR tree-optimization/47053
16697         * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
16698         (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
16699         statements are deleted.
16700         (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP.  If NEED_EH_CLEANUP
16701         is nonempty, then purge dead edges and cleanup the CFG.
16702
16703 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
16704
16705         PR debug/47402
16706         Temporarily revert:
16707         2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
16708         PR debug/47106
16709         * tree-dfa.c (create_var_ann): Mark variable as used.
16710
16711 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
16712
16713         PR middle-end/45566
16714         * except.c (convert_to_eh_region_ranges): Emit queued no-region
16715         notes from other section in hot/cold partitioning even if
16716         last_action is -3.  Increment call_site_base.
16717
16718         PR rtl-optimization/47366
16719         * fwprop.c (forward_propagate_into): Return bool.  If
16720         any changes are made, -fnon-call-exceptions is used and
16721         REG_EH_REGION note is present, call purge_dead_edges
16722         and return true if it purged anything.
16723         (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
16724         any EH edges were purged.
16725
16726 2011-01-21  Jeff Law  <law@redhat.com>
16727
16728         PR rtl-optimization/41619
16729         * caller-save.c (setup_save_areas): Break out code to determine
16730         which hard regs are live across calls by examining the reload chains
16731         so that it is always used.
16732         Eliminate code which checked REG_N_CALLS_CROSSED.
16733
16734 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
16735
16736         PR tree-optimization/47355
16737         * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
16738         NOP has non-debug uses beyond PHIs in new_bb.
16739
16740 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
16741
16742         PR debug/47106
16743         * cfgexpand.c (account_used_vars_for_block): Only account vars
16744         that are annotated as used.
16745         (estimated_stack_frame_size): Don't set TREE_USED.
16746         * tree-dfa.c (create_var_ann): Mark variable as used.
16747
16748 2011-01-21  Richard Guenther  <rguenther@suse.de>
16749
16750         PR middle-end/47395
16751         * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
16752
16753 2011-01-21  Richard Guenther  <rguenther@suse.de>
16754
16755         PR tree-optimization/47365
16756         * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
16757         (vn_reference_lookup_pieces): Adjust.
16758         (vn_reference_lookup): Likewise.
16759         * tree-ssa-sccvn.c (vn_walk_kind): New static global.
16760         (vn_reference_lookup_3): Only look through kills if in
16761         VN_WALKREWRITE mode.
16762         (vn_reference_lookup_pieces): Adjust.
16763         (vn_reference_lookup): Likewise.
16764         (visit_reference_op_load): Likewise.
16765         (visit_reference_op_store): Likewise.
16766         * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
16767         (compute_avail): Likewise.
16768         (eliminate): Likewise.
16769
16770 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
16771
16772         * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
16773         DECL_IGNORED_P non-reg vars if they are used.
16774
16775         PR tree-optimization/47391
16776         * varpool.c (const_value_known_p): Return false if
16777         decl is volatile.
16778
16779 2011-01-21  Kai Tietz  <kai.tietz@onevision.com>
16780
16781         PR bootstrap/47215
16782         * config/i386/i386.c (ix86_local_alignment): Handle
16783         case for va_list_type_node is nil.
16784         (ix86_canonical_va_list_type): Likewise.
16785
16786 2011-01-21  Alan Modra  <amodra@gmail.com>
16787
16788         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
16789         builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
16790
16791 2011-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
16792
16793         * config/arm/arm.md (define_attr type): Rename f_load
16794         and f_store to f_fpa_load and f_fpa_store. Update.
16795         (write_conflict): Deal with rename fallout.
16796         (*push_fp_multi): Likewise.
16797         * config/arm/fpa.md (f_load): Use f_fpa_load.
16798         (f_store): Use f_fpa_store.
16799         (*movsf_fpa): Likewise.
16800         (*movdf_fpa): Likewise.
16801         (*movxf_fpa): Likewise.
16802         (*thumb2_movsf_fpa): Likewise.
16803         (*thumb2_movdf_fpa): Likewise.
16804         (*thumb2_movxf_fpa): Likewise.
16805         * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
16806         f_loadd and f_stored.
16807         (*thumb2_movdi_vfp): Likewise.
16808         (*thumb2_movsf_vfp): Fix attribute to f_loads.
16809         (*thumb2_movsi_vfp): Likewise.
16810         * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
16811         Use f_loads instead of f_load.
16812         * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
16813
16814 2011-01-20  Anatoly Sokolov  <aesok@post.ru>
16815
16816         * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
16817         * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
16818         * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
16819         (xtensa_mode_dependent_address_p): New function.
16820         (constantpool_address_p): Make static. Change return type to bool.
16821         Change argument type to const_rtx. Use CONST_INT_P predicate.
16822
16823 2011-01-20  Alexandre Oliva  <aoliva@redhat.com>
16824
16825         PR debug/46583
16826         * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
16827
16828 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
16829
16830         PR debug/47283
16831         * cfgexpand.c (expand_debug_expr): Instead of generating
16832         (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
16833         etc. handling.
16834
16835 2011-01-20  Richard Guenther  <rguenther@suse.de>
16836
16837         PR middle-end/47370
16838         * tree-inline.c (remap_gimple_op_r): Recurse manually for
16839         the pointer operand of MEM_REFs.
16840
16841 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
16842
16843         PR tree-optimization/46130
16844         * ipa-split.c (consider_split): If return_bb contains non-virtual
16845         PHIs other than for retval or if split_function would not adjust it,
16846         refuse to split.
16847
16848 2011-01-20  Richard Guenther  <rguenther@suse.de>
16849
16850         PR tree-optimization/47167
16851         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
16852         Revert previous change, only avoid enumeral type changes.
16853
16854 2011-01-19  Mike Stump  <mikestump@comcast.net>
16855
16856         * doc/tm.texi.in (BRANCH_COST): Englishify.
16857         * doc/tm.texi (BRANCH_COST): Likewise.
16858
16859 2011-01-19  Dodji Seketeli  <dodji@redhat.com>
16860
16861         PR c++/47291
16862         * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
16863         (gen_scheduled_generic_parms_dies): New functions.
16864         (gen_struct_or_union_type_die): Schedule template parameters DIEs
16865         generation for the end of CU compilation.
16866         (dwarf2out_finish): Generate template parameters DIEs here.
16867
16868 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
16869
16870         PR debug/46240
16871         * tree-into-ssa.c (maybe_register_def): Do not attempt to add
16872         debug bind stmt on merge edges.
16873
16874 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
16875
16876         PR debug/47079
16877         PR debug/46724
16878         * function.c (instantiate_expr): Instantiate incoming rtl of
16879         implicit arguments, and recurse on VALUE_EXPRs.
16880         (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
16881         * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
16882
16883 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
16884
16885         * c-parser.c (c_parser_for_statement): Initialize
16886         collection_expression.
16887
16888 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
16889
16890         * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
16891
16892 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
16893
16894         * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
16895         (LINK_SHLIB_SPEC): Don't use %(link_path).
16896         (SUBTARGET_EXTRA_SPECS): Remove link_path.
16897
16898 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
16899
16900         * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
16901         (NO_SHARED_LIB_SUPPORT): Remove.
16902         (LINK_SHLIB_SPEC): Remove one conditional definition.
16903
16904 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
16905
16906         * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
16907         %{call_shared}.
16908         * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
16909         * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
16910         * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
16911         %{call_shared} and conditionals on these options not being passed.
16912         * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
16913         %{call_shared}.
16914
16915 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
16916
16917         * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
16918         simplify.
16919
16920         * ipa-split.c: Spelling fixes.
16921
16922 2011-01-19  Richard Henderson  <rth@redhat.com>
16923
16924         * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
16925         (*mulsi3): Likewise.
16926
16927         * longlong.h [__mn10300__] (count_leading_zeros): New.
16928         [__mn10300__] (umul_ppmm, smul_ppmm): New.
16929         [__mn10300__] (add_ssaaaa, subddmmss): New.
16930         [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
16931         [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
16932
16933 2011-01-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16934
16935         * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
16936
16937 2011-01-19  Richard Henderson  <rth@redhat.com>
16938
16939         * config/mn10300/mn10300.md (addsi3_flags): New.
16940         (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
16941         (subsi3_flags, subc_internal, subdi3): New.
16942         (subdi3_internal, *subdi3_degenerate): New.
16943         * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
16944
16945         * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
16946         (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
16947         (mn10300_expand_epilogue): Use it.  Compute REG_SAVE_BYTES once.
16948         * config/mn10300/mn10300-protos.h: Update.
16949         * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
16950         (return_ret): Likewise.  Rename from return_internal_regs.
16951         (return_internal): Remove.
16952
16953         * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
16954         (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
16955         (mn10300_legitimate_constant_p): Likewise.
16956         (mn10300_can_use_return_insn): Use mn10300_initial_offset.
16957         (mn10300_frame_size): New.
16958         (mn10300_expand_prologue): Use it.
16959         (mn10300_expand_epilogue): Likewise.
16960         (mn10300_initial_offset): Likewise.
16961         * config/mn10300/mn10300-protos.h: Update.
16962         * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
16963         * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
16964         (prologue, epilogue, return_internal): Tidy output code.
16965         (mn10300_store_multiple_operation, return): Likewise.
16966         (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
16967         (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
16968         (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
16969         (load_pic, am33_load_pic): New.
16970         (mn10300_load_pic0, mn10300_load_pic1): New.
16971
16972         * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
16973         * config/mn10300/mn10300.c (CC_FLAG_Z): New.
16974         (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
16975         (cc_flags_for_mode, cc_flags_for_code): New.
16976         (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
16977         overflow flag is not valid.  Validate that the flags we need
16978         for the comparison are valid.
16979         (mn10300_output_cmp): Remove.
16980         (mn10300_output_add): New.
16981         (mn10300_select_cc_mode): Use cc_flags_for_code.
16982         (mn10300_split_cbranch): New.
16983         (mn10300_match_ccmode): New.
16984         (mn10300_split_and_operand_count): New.
16985         * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
16986         to the function.
16987         * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
16988         (addsi3): ... here.  Use mn10300_output_add.
16989         (*addsi3_flags): New.
16990         (*am33_subsi3, *mn10300_subsi3): Merge...
16991         (subsi3): ... here.  Use attribute isa.
16992         (*subsi3_flags): New.
16993         (negsi2): Rewrite from expander to insn_and_split.  Use NOT+INC
16994         when possible.
16995         (*am33_andsi3, *mn10300_andsi3): Merge...
16996         (andsi3): ... here.
16997         (*andsi3_flags): New.
16998         (andsi3 splitters): New.
16999         (*am33_iorsi3, *mn10300_iorsi3): Merge...
17000         (iorsi3): ... here.
17001         (*iorsi3_flags): New.
17002         (*am33_xorsi3, *mn10300_xorsi3): Merge...
17003         (xorsi3): ... here.
17004         (*xorsi3_flags): New.
17005         (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
17006         (one_cmplsi2): ... here.
17007         (*one_cmplsi2_flags): New.
17008         (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload.  Use "r"
17009         instead of "dax" in constraints.  Use mn10300_split_cbranch.
17010         (*cmpsi): Rename from cmpsi.  Do not use mn10300_output_cmp.  Do not
17011         use matching constraints to eliminate a self-comparison.
17012         (*integer_conditional_branch): Rename from integer_conditional_branch.
17013         Use int_mode_flags to match CC_REG.
17014         (*cbranchsi4_btst, *btstsi): New.
17015         (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload.  Use
17016         mn10300_split_cbranch.
17017         (*am33_cmpsf): Rename from am33_cmpsf.
17018         (*float_conditional_branch): Rename from float_conditional_branch.
17019         (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
17020         (zero_extendqisi2): ... here.
17021         (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
17022         (zero_extendhisi2): ... here.
17023         (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
17024         (extendqisi2): ... here.
17025         (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
17026         (extendhisi2): ... here.
17027         (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
17028         (ashlsi3): ... here.
17029         (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
17030         (lshrsi3): ... here.
17031         (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
17032         (ashrsi3): ... here.
17033         (consecutive add peephole): Remove.
17034         * config/mn10300/predicates.md (label_ref_operand): New.
17035         (int_mode_flags): New.
17036         (CCZN_comparison_operator): New.
17037
17038         * config/mn10300/mn10300.md (UNSPEC_EXT): New.
17039         (throughput_42_latency_43): New reservation.
17040         (mulsidi3, umulsidi3): New expanders.
17041         (mulsidi3_internal): Rewrite from old mulsidi3 pattern.  Expose
17042         the MDR register to allocation; separately allocate the low and
17043         high parts of the DImode result.
17044         (umulsidi3_internal): Similarly.
17045         (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
17046         (*mulsi3): ... here.  Clobber MDR as a scratch as necessary.
17047         (udivsi3, umodsi3): Remove.
17048         (udivmodsi4, divmodsi4): New expanders.
17049         (*udivmodsi4): Rename from udivmodsi4.  Expose MDR properly.
17050         (*divmodsi4): Simiarly.
17051         (ext_internal): New.
17052
17053         * config/mn10300/constraints.md ("z"): New constraint.
17054         * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
17055         (FIXED_REGISTERS): Don't fix MDR.
17056         (CALL_USED_REGSITERS): Reformat nicely.
17057         (REG_ALLOC_ORDER): Add MDR.
17058         (enum regclass): Add MDR_REGS.
17059         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
17060         (IRA_COVER_CLASSES): Add MDR_REGS.
17061         (REGNO_REG_CLASS): Handle MDR_REG.
17062         * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
17063         (mn10300_register_move_cost): Likewise.
17064         * config/mn10300/mn10300.md (MDR_REG): New.
17065         (*movsi_internal): Handle moves to/from MDR_REGS.
17066
17067         * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
17068         POST_MODIFY.
17069         (mn10300_secondary_reload): Tidy combination reload classes.
17070         (mn10300_legitimate_address_p): Allow post-modify and reg+reg
17071         addresses for AM33.  Allow symbolic offsets for reg+imm.
17072         (mn10300_regno_in_class_p): New.
17073         (mn10300_legitimize_reload_address): New.
17074         * config/mn10300/mn10300.h (enum reg_class): Remove
17075         DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
17076         SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS.  Add
17077         SP_OR_GENERAL_REGS.
17078         (REG_CLASS_NAMES): Update to match.
17079         (REG_CLASS_CONTENTS): Likewise.
17080         (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
17081         (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
17082         (REGNO_IN_RANGE_P): Remove.
17083         (REGNO_DATA_P): Use mn10300_regno_in_class_p.
17084         (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
17085         (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
17086         (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
17087         (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
17088         (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
17089         (REGNO_GENERAL_P): New.
17090         (HAVE_POST_MODIFY_DISP): New.
17091         (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
17092         (LEGITIMIZE_RELOAD_ADDRESS): New.
17093         * config/mn10300/mn10300-protos.h: Update.
17094
17095         * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
17096         DATA_REGS for AM33 stack-pointer destination.
17097         (mn10300_preferred_output_reload_class): Likewise.
17098         (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
17099         into a form appropriate for ...
17100         (TARGET_SECONDARY_RELOAD): New.
17101         * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
17102         * config/mn10300/mn10300-protos.h: Update.
17103         * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
17104         reload_insi; use the "A" constraint for the scratch; handle AM33
17105         moves of sp to non-address registers.
17106
17107         * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
17108         (*movqi_internal): ... here.
17109         (*am33_movhi, *mn10300_movhi): Merge into...
17110         (*movhi_internal): ... here.
17111         (*movsi_internal): Use "r" instead of "dax" in constraints.  Use "A"
17112         as the source/destination of moves from/to SP.
17113         (movsf): Only allow for AM33-2.
17114         (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
17115         any integer constant constraint.  Only allow for AM33-2.  Tidy
17116         all of the alternative outputs.
17117         (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
17118         (udivmodsi4): Delete expander and promote *udivmodsi4.  Disallow
17119         for MN103.
17120         (udivsi3, umodsi3): New patterns for MN103 only.
17121
17122 2011-01-19  Joern Rennecke  <amylaar@spamcop.net>
17123
17124         * doc/tm.texi.in: Spell out that a lack of register class unions
17125         can lead to ICEs.
17126         * doc/tm.texi: Regenerate.
17127
17128 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
17129
17130         PR rtl-optimization/47337
17131         * dce.c (check_argument_store): New function.
17132         (find_call_stack_args): Ignore debug insns.  Use check_argument_store.
17133
17134         PR tree-optimization/47290
17135         * tree-eh.c (infinite_empty_loop_p): New function.
17136         (cleanup_empty_eh): Use it.
17137
17138 2011-01-18  Steve Ellcey  <sje@cup.hp.com>
17139
17140         PR target/46997
17141         * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
17142         (a64_expand_widen_sum): Ditto.
17143         * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
17144         (vec_extract_evenodd_help): Ditto.
17145         (vec_extract_evenv4hi): Ditto.
17146         (vec_extract_oddv4hi): Ditto.
17147         (vec_extract_evenv2si): Ditto.
17148         (vec_extract_oddv2si): Ditto.
17149         (vec_extract_evenv2sf): Ditto.
17150         (vec_extract_oddv2sf): Ditto.
17151         (vec_pack_trunc_v4hi: Ditto.
17152         (vec_pack_trunc_v2si): Ditto.
17153         (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
17154         (vec_interleave_highv8qi): Ditto.
17155         (mix1_r): Ditto.
17156         (vec_extract_oddv8qi): Ditto.
17157         (vec_interleave_lowv4hi): Ditto.
17158         (vec_interleave_highv4hi): Ditto.
17159         (vec_interleave_lowv2si): Ditto.
17160         (vec_interleave_highv2si): Ditto.
17161
17162 2011-01-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
17163
17164         * doc/extend.texi: Mention __float128 support on hppa HP-UX.
17165         * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
17166         * config/pa/pa.c (pa_expand_builtin): New.  Include "langhooks.h".
17167         (pa_c_mode_for_suffix): New.
17168         (TARGET_EXPAND_BUILTIN): Define.
17169         (TARGET_C_MODE_FOR_SUFFIX): Define.
17170         (pa_builtins): Define.
17171         (pa_init_builtins): Register __float128 type and init new support
17172         builtins.
17173         * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
17174         * config/pa/quadlib.c (_U_Qfcopysign): New.
17175
17176 2011-01-18  Eric Botcazou  <ebotcazou@adacore.com>
17177
17178         PR middle-end/46894
17179         * explow.c (allocate_dynamic_stack_space): Do not assume more than
17180         BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
17181         are defined.
17182
17183 2011-01-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
17184
17185         PR tree-optimization/47179
17186         * config/spu/spu.c (spu_ref_may_alias_errno): New function.
17187         (TARGET_REF_MAY_ALIAS_ERRNO): Define.
17188
17189 2011-01-18  Richard Guenther  <rguenther@suse.de>
17190
17191         PR rtl-optimization/47216
17192         * emit-rtl.c: Include tree-flow.h.
17193         (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
17194         of replicating it with different semantics.
17195         * Makefile.in (emit-rtl.o): Adjust.
17196
17197 2011-01-18  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
17198
17199         * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
17200         (cortex_a9_dp): Handle neon types correctly.
17201
17202 2011-01-18  Jakub Jelinek  <jakub@redhat.com>
17203
17204         PR rtl-optimization/47299
17205         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
17206         subtarget.  Use normal multiplication if both operands are constants.
17207         * expmed.c (expand_widening_mult): Don't try to optimize constant
17208         multiplication if op0 has VOIDmode.  Convert op1 constant to mode
17209         before using it.
17210
17211 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
17212
17213         * doc/lto.texi (LTO): Ensure two spaces after period.  Fix
17214         spacing after 'e.g.', typos, comma, hyphenation.
17215
17216 2011-01-17  Richard Henderson  <rth@redhat.com>
17217
17218         * config/rx/predicates.md (rx_constshift_operand): Use match_test.
17219         (rx_restricted_mem_operand): New.
17220         (rx_shift_operand): Use register_operand.
17221         (rx_source_operand, rx_compare_operand): Likewise.
17222         * config/rx/rx.md (addsi3_flags): New expander.
17223         (adddi3): Rewrite as expander.
17224         (adc_internal, *adc_flags, adddi3_internal): New patterns.
17225         (subsi3_flags): New expander.
17226         (subdi3): Rewrite as expander.
17227         (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
17228
17229         * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
17230         (rx_init_builtins): Remove sat builtin.
17231         (rx_expand_builtin): Likewise.
17232         * config/rx/rx.md (ssaddsi3): New.
17233         (*sat): Rename from sat.  Represent the CC_REG input.
17234
17235         * config/rx/predicates.md (rshift_operator): New.
17236         * config/rx/rx.c (rx_expand_insv): Remove.
17237         * config/rx/rx-protos.h: Update.
17238         * config/rx/rx.md (*bitset): Rename from bitset.  Swap the ashift
17239         operand to the canonical position.
17240         (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
17241         (*bitclr, *bitclr_in_memory): Similarly.
17242         (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
17243         (insv): Retain the zero_extract in the expansion.
17244
17245         * config/rx/rx.md (bswapsi2): Use = not + for output reload.
17246         (bswaphi2, bitinvert, revw): Likewise.
17247
17248         * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
17249         (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
17250         * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
17251         (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
17252         (bitset, bitset_in_memory): Likewise.
17253         (bitinvert, bitinvert_in_memory): Likewise.
17254         (bitclr, bitclr_in_memory): Likewise.
17255         (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
17256         (rx_strend, rx_cmpstrn): Likewise.
17257         (rx_setmem): Likewise.  Make the source BLKmode to match the dest.
17258         (bitop peep2 patterns): Remove.
17259
17260         * config/rx/rx.c (rx_match_ccmode): New.
17261         * config/rx/rx-protos.h: Update.
17262         * config/rx/rx.md (abssi2): Clobber, don't set flags.
17263         (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
17264         (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
17265         (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
17266         (fix_truncsfsi2, floatsisf2): Likewise.
17267         (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
17268         (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
17269         (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
17270         (*subsi3_flags, *xorsi3_flags): New.
17271
17272         * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
17273
17274         * config/rx/rx.c (rx_print_operand): Remove workaround for
17275         unsplit comparison operations.
17276
17277         * config/rx/rx.md (movsicc): Split after reload.
17278         (*movsicc): Merge *movsieq and *movsine via match_operator.
17279         (*stcc): New pattern.
17280
17281         * config/rx/rx.c (rx_float_compare_mode): Remove.
17282         * config/rx/rx.h (rx_float_compare_mode): Remove.
17283         * config/rx/rx.md (cstoresi4): Split after reload.
17284         (*sccc): New pattern.
17285
17286         * config/rx/predicates.md (label_ref_operand): New.
17287         (rx_z_comparison_operator): New.
17288         (rx_zs_comparison_operator): New.
17289         (rx_fp_comparison_operator): New.
17290         * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
17291         Validate that the flags are set properly for the comparison.
17292         (rx_gen_cond_branch_template): Remove.
17293         (rx_cc_modes_compatible): Remove.
17294         (mode_from_flags): New.
17295         (flags_from_code): Rename from flags_needed_for_conditional.
17296         (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
17297         (rx_select_cc_mode): Likewise.
17298         (rx_split_fp_compare): New.
17299         (rx_split_cbranch): New.
17300         * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
17301         (*cbranchsi4): Use match_operator and rx_split_cbranch.
17302         (*cbranchsf4): Similarly.
17303         (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>.  Use
17304         match_operator and rx_split_cbranch.
17305         (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
17306         tstbranchsi4m_ne.  Use match_operator and rx_split_cbranch.
17307         (*cmpsi): Rename from cmpsi.
17308         (*tstsi): Rename from tstsi.
17309         (*cmpsf): Rename from cmpsf; use CC_Fmode.
17310         (*conditional_branch): Rename from conditional_branch.
17311         (*reveresed_conditional_branch): Remove.
17312         (b<code>): Remove expander.
17313         * config/rx/rx-protos.h: Update.
17314
17315         * config/rx/rx.c (rx_compare_redundant): Remove.
17316         * config/rx/rx.md (cmpsi): Don't use it.
17317         * config/rx/rx-protos.h: Update.
17318
17319         * config/rx/rx-modes.def (CC_F): New mode.
17320         * config/rx/rx.c (rx_select_cc_mode): New.
17321         * config/rx/rx.h (SELECT_CC_MODE): Use it.
17322         * config/rx/rx-protos.h: Update.
17323
17324 2011-01-17  Richard Henderson  <rth@redhat.com>
17325
17326         * except.c (dump_eh_tree): Fix stray ; after for statement.
17327
17328 2011-01-17  Richard Guenther  <rguenther@suse.de>
17329
17330         PR tree-optimization/47313
17331         * tree-inline.c (tree_function_versioning): Move DECL_RESULT
17332         handling before copying the body.  Properly deal with
17333         by-reference result in SSA form.
17334
17335 2011-01-17  Ian Lance Taylor  <iant@google.com>
17336
17337         PR target/47219
17338         * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
17339         (struct_value_alias_set): Don't define.
17340         (sparc_option_override): Don't set sparc_sr_alias_set and
17341         struct_value_alias_set.
17342         (save_or_restore_regs): Use gen_frame_mem rather than calling
17343         set_mem_alias_set.
17344         (sparc_struct_value_rtx): Likewise.
17345
17346 2011-01-17  H.J. Lu  <hongjiu.lu@intel.com>
17347
17348         PR target/47318
17349         * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to __m128i.
17350         (_mm_maskstore_pd): Likewise.
17351         (_mm_maskload_ps): Likewise.
17352         (_mm_maskstore_ps): Likewise.
17353         (_mm256_maskload_pd): Change mask to __m256i.
17354         (_mm256_maskstore_pd): Likewise.
17355         (_mm256_maskload_ps): Likewise.
17356         (_mm256_maskstore_ps): Likewise.
17357
17358         * config/i386/i386-builtin-types.def: Updated.
17359         (ix86_expand_special_args_builtin): Likewise.
17360
17361         * config/i386/i386.c (bdesc_special_args): Update
17362         __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
17363         __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
17364         __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
17365         __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
17366
17367         * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
17368         Use <avxpermvecmode> on mask register.
17369         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
17370
17371 2011-01-17  Olivier Hainque  <hainque@adacore.com>
17372             Michael Haubenwallner  <michael.haubenwallner@salomon.at>
17373             Eric Botcazou  <ebotcazou@adacore.com>
17374
17375         PR target/46655
17376         * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
17377         if <= USHRT_MAX in 32-bit mode.
17378
17379 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
17380
17381         * doc/install.texi (Configuration, Specific): Wrap long
17382         lines in examples.  Allow line wrapping in long options
17383         and URLs where beneficial for PDF output.
17384
17385 2011-01-16  Richard Sandiford  <rdsandiford@googlemail.com>
17386
17387         * config/mips/mips.c (mips_classify_symbol): Don't return
17388         SYMBOL_PC_RELATIVE for nonlocal labels.
17389
17390 2011-01-15  Eric Botcazou  <ebotcazou@adacore.com>
17391
17392         * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
17393
17394 2011-01-15  Jan Hubicka  <jh@suse.cz>
17395
17396         PR tree-optimization/47276
17397         * ipa.c (function_and_variable_visibility): Do not try to mark alias
17398         declarations as needed.
17399
17400 2011-01-15  Martin Jambor  <mjambor@suse.cz>
17401
17402         * common.opt (fdevirtualize): New flag.
17403         * doc/invoke.texi (Option Summary): Document it.
17404         * opts.c (default_options_table): Add devirtualize flag.
17405         * ipa-prop.c (detect_type_change): Return immediately if
17406         devirtualize flag is not set.
17407         (detect_type_change_ssa): Likewise.
17408         (compute_known_type_jump_func): Likewise.
17409         (ipa_analyze_virtual_call_uses): Likewise.
17410
17411 2011-01-14  Martin Jambor  <mjambor@suse.cz>
17412
17413         PR tree-optimization/45934
17414         PR tree-optimization/46302
17415         * ipa-prop.c (type_change_info): New type.
17416         (stmt_may_be_vtbl_ptr_store): New function.
17417         (check_stmt_for_type_change): Likewise.
17418         (detect_type_change): Likewise.
17419         (detect_type_change_ssa): Likewise.
17420         (compute_complex_assign_jump_func): Check for dynamic type change.
17421         (compute_complex_ancestor_jump_func): Likewise.
17422         (compute_known_type_jump_func): Likewise.
17423         (compute_scalar_jump_functions): Likewise.
17424         (ipa_analyze_virtual_call_uses): Likewise.
17425         (ipa_analyze_node): Push and pop cfun, set current_function_decl.
17426
17427 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17428
17429         * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
17430         * config/i386/i386.opt (msse5): New Alias.
17431
17432 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17433
17434         * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
17435         * config/sparc/linux64.h (CC1_SPEC): Likewise.
17436         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
17437         * config/sparc/sparc.h (CC1_SPEC): Likewise.
17438
17439 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17440
17441         * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
17442         -mcpu options.
17443         * config/sparc/linux64.h (CC1_SPEC): Likewise.
17444         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
17445         * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
17446         * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
17447         Likewise.
17448         * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
17449
17450 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17451
17452         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
17453
17454 2011-01-14  Mike Stump  <mikestump@comcast.net>
17455
17456         * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
17457         * config/fr30/fr30.md: Likweise
17458         (movsi_push): Likewise.
17459         (movsi_pop): Likewise.
17460         (enter_func): Likewise.
17461         * config/moxie/moxie.md (movsi_push): Likewise.
17462         (movsi_pop): Likewise.
17463
17464 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17465
17466         * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
17467         %{no_archive} %{exact_version}.
17468         * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
17469         * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
17470         %{no_archive} %{exact_version}.
17471         * config/mips/openbsd.h (LINK_SPEC): Likewise.
17472         * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
17473         * config/mips/vxworks.h: Likewise.
17474
17475 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17476
17477         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
17478
17479 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17480
17481         * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
17482         ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
17483
17484 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17485
17486         * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
17487         -nodefaultlib.
17488
17489 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17490
17491         * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
17492         for mcpu not cpu.
17493         * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
17494         CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
17495         not cpu.
17496         (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
17497         Don't handle -shlib.
17498
17499 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17500
17501         * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
17502         (CC1_SPEC): Don't handle -profile.
17503
17504 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17505
17506         * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
17507         * config/mips/mips.h (CC1_SPEC): Likewise.
17508
17509 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17510
17511         * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
17512         * config/mips/mips.h (CC1_SPEC): Likewise.
17513
17514 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17515
17516         * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
17517         * config/m32r/linux.h (LINK_SPEC): Likewise.
17518         * config/mips/linux.h (LINK_SPEC): Likewise.
17519         * config/mips/linux64.h (LINK_SPEC): Likewise.
17520         * config/sparc/linux.h (LINK_SPEC): Likewise.
17521         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
17522         LINK_SPEC): Likewise.
17523         * config/xtensa/linux.h (LINK_SPEC): Likewise.
17524
17525 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17526
17527         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
17528         %{version:-v}.
17529         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
17530
17531 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17532
17533         * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
17534         * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
17535
17536 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17537
17538         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
17539
17540 2011-01-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
17541
17542         * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
17543         supports -Bstatic/-Bdynamic.
17544         * configure: Regenerate.
17545
17546 2011-01-14  Jan Hubicka  <jh@suse.cz>
17547             Jack Howarth  <howarth@bromo.med.uc.edu>
17548
17549         PR target/46037
17550         * config/darwin.c (darwin_override_options): Honor flag_gtoggle
17551         when checking debug_info_level. Test write_symbols instead of
17552         debug_hooks->var_location when setting flag_var_tracking_uninit.
17553
17554 2011-01-14  Richard Guenther  <rguenther@suse.de>
17555
17556         PR tree-optimization/47179
17557         * target.def (ref_may_alias_errno): New target hook.
17558         * targhooks.h (default_ref_may_alias_errno): Declare.
17559         * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
17560         (default_ref_may_alias_errno): New function.
17561         * target.h (struct ao_ref_s): Declare.
17562         * tree-ssa-alias.c: Include target.h.
17563         (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
17564         * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
17565         (targhooks.o): Likewise.
17566         * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
17567         * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
17568
17569 2011-01-14  Richard Guenther  <rguenther@suse.de>
17570
17571         * tree-ssa-structalias.c  (new_var_info): Use DECL_HARD_REGISTER.
17572
17573 2011-01-14  Richard Guenther  <rguenther@suse.de>
17574
17575         PR tree-optimization/47280
17576         * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
17577         return CFG changes.
17578         (tree_ssa_forward_propagate_single_use_vars): Deal with
17579         CFG changes from associate_plusminus.
17580
17581 2011-01-14  Richard Guenther  <rguenther@suse.de>
17582
17583         PR middle-end/47281
17584         Revert
17585         2011-01-11  Richard Guenther  <rguenther@suse.de>
17586
17587         PR tree-optimization/46076
17588         * tree-ssa.c (useless_type_conversion_p): Conversions from
17589         unprototyped to empty argument list function types are useless.
17590
17591 2011-01-14  Richard Guenther  <rguenther@suse.de>
17592
17593         PR tree-optimization/47286
17594         * tree-ssa-structalias.c (new_var_info): Register variables are global.
17595
17596 2011-01-14  Martin Jambor  <mjambor@suse.cz>
17597
17598         PR middle-end/46823
17599         * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
17600
17601 2011-01-13  Anatoly Sokolov  <aesok@post.ru>
17602
17603         * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
17604         LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
17605         * config/xtensa/xtensa.c (xtensa_libcall_value,
17606         xtensa_function_value_regno_p): New functions.
17607         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
17608
17609 2011-01-13  Kai Tietz  <kai.tietz@onevision.com>
17610
17611         PR c++/47213
17612         * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
17613         PE specific hook.
17614         * config/i386/i386-protos.h (i386_pe_assemble_visibility):
17615         New function prototype.
17616         * config/i386/winnt.c (i386_pe_assemble_visibility):
17617         Warn only if attribute was specified by user.
17618
17619 2011-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
17620
17621         PR target/47251
17622         * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
17623         floating point.
17624         (floatunsdidf2_fcfidu): Ditto.
17625
17626 2011-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
17627
17628         * config/s390/s390.c (print_operand_address): Replace 'error' with
17629         'output_operand_lossage'.
17630         (print_operand): Likewise.
17631
17632 2011-01-13  Jeff Law  <law@redhat.com>
17633
17634         PR rtl-optimization/39077
17635         * doc/invoke.texi (max-gcse-insertion-ratio): Document.
17636         * params.h (MAX_GCSE_INSERTION_RATIO): Define.
17637         * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
17638         * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
17639         * gcse.c (prune_insertions_deletions): New function.
17640         (compute_pre_data): Use it.
17641
17642 2011-01-13  Dodji Seketeli  <dodji@redhat.com>
17643
17644         PR debug/PR46973
17645         * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
17646         static function.
17647         (prune_unused_types_mark): Use it.
17648
17649 2011-01-13  Andrey Belevantsev  <abel@ispras.ru>
17650
17651         PR rtl-optimization/45352
17652         * sel-sched.c: Update copyright years.
17653         (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
17654         in the advancing loop when we have issued issue_rate insns.
17655
17656 2011-01-12  Richard Henderson  <rth@redhat.com>
17657
17658         * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
17659         (TARGET_MD_ASM_CLOBBERS): New.
17660
17661         * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
17662         (TARGET_DELEGITIMIZE_ADDRESS): New.
17663
17664         * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
17665         (clzsi2, *bsch): New patterns.
17666
17667         * config/mn10300/mn10300.md (INT): New mode iterator.
17668         (*mov<INT>_clr): New pattern, and peep2 to generate it.
17669
17670         * config/mn10300/mn10300.c (mn10300_option_override): Force enable
17671         flag_split_wide_types.
17672
17673         * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
17674         (mn10300_trampoline_init): Rewrite without a template, an immediate
17675         load and a direct branch.
17676         * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
17677
17678 2011-01-12  Anatoly Sokolov  <aesok@post.ru>
17679
17680         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
17681         * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
17682         * config/s390/s390.c (s390_output_addr_const_extra): Make static.
17683         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
17684
17685 2011-01-12  Kai Tietz  <kai.tietz@onevision.com>
17686
17687         PR debug/47209
17688         * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
17689         of type.
17690
17691 2011-01-12  Jan Hubicka  <jh@suse.cz>
17692
17693         PR driver/47244
17694         * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
17695         (PLUGIN_COND_CLOSE): New macro.
17696         (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
17697
17698 2011-01-12  Richard Guenther  <rguenther@suse.de>
17699
17700         PR lto/47259
17701         * lto-streamer-out.c (output_gimple_stmt): Do not wrap
17702         register variables in a MEM_REF.
17703
17704 2011-01-12  Joseph Myers  <joseph@codesourcery.com>
17705
17706         * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
17707         crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
17708         hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
17709         i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
17710         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
17711         x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
17712         ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
17713         m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
17714         mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
17715         s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
17716         sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
17717         am33_2.0-*-linux*): Use gnu-user.h before linux.h.
17718         * config/gnu-user.h: New.  Copied from linux.h.
17719         (LINUX_TARGET_STARTFILE_SPEC): Rename to
17720         GNU_USER_TARGET_STARTFILE_SPEC.
17721         (LINUX_TARGET_ENDFILE_SPEC): Rename to
17722         GNU_USER_TARGET_ENDFILE_SPEC.
17723         (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
17724         (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
17725         (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
17726         LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
17727         CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
17728         UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
17729         BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
17730         BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
17731         LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
17732         TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
17733         * config/arm/linux-eabi.h (CC1_SPEC): Use
17734         GNU_USER_TARGET_CC1_SPEC.
17735         (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
17736         (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
17737         (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
17738         * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
17739         LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
17740         LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
17741         CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
17742         LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
17743
17744 2011-01-12  Richard Guenther  <rguenther@suse.de>
17745
17746         PR other/46946
17747         * doc/invoke.texi (ffast-math): Document it is turned on
17748         with -Ofast.
17749
17750 2011-01-12  Jan Hubicka  <jh@suse.cz>
17751
17752         PR tree-optimization/47233
17753         * opts.c (common_handle_option): Disable ipa-reference with profile
17754         feedback.
17755
17756 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
17757
17758         * c-parser.c (c_parser_objc_at_property_declaration): Improved
17759         error message.
17760
17761 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
17762
17763         * c-parser.c (c_lex_one_token): Updated and reindented some
17764         comments.  No changes in code.
17765
17766 2011-01-11  Ian Lance Taylor  <iant@google.com>
17767
17768         * godump.c (go_output_var): Don't output the variable if there is
17769         already a type with the same name.
17770
17771 2011-01-11  Ian Lance Taylor  <iant@google.com>
17772
17773         * godump.c (go_format_type): Don't generate float80.
17774
17775 2011-01-11  Richard Henderson  <rth@redhat.com>
17776
17777         * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
17778         declaration.  Rewrite for both speed and size.
17779         (mn10300_address_cost_1): Remove.
17780         (mn10300_register_move_cost): New.
17781         (mn10300_memory_move_cost): New.
17782         (mn10300_rtx_costs): Rewrite for both speed and size.  Don't handle
17783         ZERO_EXTRACT.  Do handle UNSPEC, arithmetic, logicals, compare,
17784         extensions, shifts, BSWAP, CLZ.
17785         (mn10300_wide_const_load_uses_clr): Remove.
17786         (TARGET_REGISTER_MOVE_COST): New.
17787         (TARGET_MEMORY_MOVE_COST): New.
17788         * config/mn10300/mn10300-protos.h: Update.
17789         * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
17790
17791         * config/mn10300/constraints.md ("R", "T"): Remove constraints.
17792         * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
17793         * config/mn10300/mn10300-protos.h: Update.
17794         * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
17795         (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
17796         (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
17797         (*test_int_bitfield, *test_byte_bitfield): Remove.
17798         (*bit_test, *subreg_bit_test): Remove.
17799         * config/mn10300/predicates.md (const_8bit_operand): Remove.
17800
17801         * config/mn10300/constraints.md ("c"): Rename from "A".
17802         ("A", "D"): New constraint letters.
17803         * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
17804         (fmssf4, fnmasf4, fnmssf4): Likewise.
17805
17806         * config/mn10300/mn10300.md (isa): New attribute.
17807         (enabled): New attribute.
17808
17809         * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
17810         (abssf2, negsf2): Define only for hardware fp.
17811         (sqrtsf2): Reformat.
17812         (addsf3, subsf3, mulsf3): Merge expander and insn.
17813
17814         * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
17815         (DEBUGGER_AUTO_OFFSET): Remove.
17816         (DEBUGGER_ARG_OFFSET): Remove.
17817
17818         * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
17819         Emit register stores with the same offsets as the hardware.
17820         (mn10300_store_multiple_operation): Don't check that the register
17821         save offsets are monotonic.
17822         * config/mn10300/mn10300-protos.h: Update.
17823
17824         * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
17825
17826         * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
17827         in terms of the value on the stack, not the MDR register.
17828
17829 2011-01-11  Jan Hubicka  <jh@suse.cz>
17830
17831         PR lto/45721
17832         PR lto/45375
17833         * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
17834         (symbol_alias_set_destroy, symbol_alias_set_contains,
17835         propagate_aliases_backward): Declare.
17836         * lto-streamer-out.c (struct sets): New sturcture.
17837         (trivally_defined_alias): New function.
17838         (output_alias_pair_p): Rewrite.
17839         (output_unreferenced_globals): Fix output of alias pairs.
17840         (produce_symtab): Likewise.
17841         * ipa.c (function_and_variable_visibility): Set weak alias destination
17842         as needed in lto.
17843         * varasm.c (symbol_alias_set_t): Remove.
17844         (symbol_alias_set_destroy): Export.
17845         (propagate_aliases_forward, propagate_aliases_backward): New functions
17846         based on ...
17847         (compute_visible_aliases): ... this one; remove.
17848         (trivially_visible_alias): New
17849         (trivially_defined_alias): New.
17850         (remove_unreachable_alias_pairs): Rewrite.
17851         (finish_aliases_1): Reorganize code checking if alias is defined.
17852         * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
17853         in LTO mode.
17854
17855 2011-01-11  Richard Guenther  <rguenther@suse.de>
17856
17857         PR tree-optimization/46076
17858         * tree-ssa.c (useless_type_conversion_p): Conversions from
17859         unprototyped to empty argument list function types are useless.
17860
17861 2011-01-11  Richard Guenther  <rguenther@suse.de>
17862
17863         PR middle-end/45235
17864         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
17865         volatile MEMs as MEM_READONLY_P.
17866
17867 2011-01-11  Richard Guenther  <rguenther@suse.de>
17868
17869         PR tree-optimization/47239
17870         * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
17871
17872 2011-01-11  Jeff Law  <law@redhat.com>
17873
17874         PR tree-optimization/47086
17875         * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
17876         IVs from statements that might throw.
17877
17878 2011-01-10  Jan Hubicka  <jh@suse.cz>
17879
17880         PR lto/45375
17881         * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
17882
17883 2011-01-10  Jan Hubicka  <jh@suse.cz>
17884
17885         PR lto/45375
17886         * profile.c (read_profile_edge_counts): Ignore profile inconistency
17887         when correcting profile.
17888
17889 2011-01-10  Jan Hubicka  <jh@suse.cz>
17890
17891         PR lto/46083
17892         * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
17893         DECL_FINI_PRIORITY.
17894         * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
17895         Restore DECL_FINI_PRIORITY.
17896
17897 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
17898
17899         * doc/gimple.texi: Fix quoting of multi-word return values in
17900         @deftypefn statements.  Ensure presence of return value.  Wrap
17901         overlong @deftypefn lines.
17902         (is_gimple_operand, is_gimple_min_invariant_address): Remove
17903         descriptions of removed functions.
17904         * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
17905         of multi-word return value in @deftypefn statement.
17906
17907 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
17908
17909         * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
17910         (Conditional Expressions, Logical Operators)
17911         (Statement and operand traversals): Do not indent smallexample
17912         code.  Fix duplicate function argument in example.
17913
17914 2011-01-10  Jeff Law  <law@redhat.com>
17915
17916         PR tree-optimization/47141
17917         * ipa-split.c (split_function): Handle case where we are
17918         returning a value and the return block has a virtual operand phi.
17919
17920 2011-01-10  Jan Hubicka  <jh@suse.cz>
17921
17922         PR tree-optimization/47234
17923         * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
17924         (pass_feedback_split_functions): Declare.
17925         * passes.c (init_optimization_passes): Add ipa-split as subpass of
17926         tree-profile.
17927         * ipa-split.c (gate_split_functions): Update comments; disable
17928         split-functions for profile_arc_flag and branch_probabilities.
17929         (gate_feedback_split_functions): New function.
17930         (execute_feedback_split_functions): New function.
17931         (pass_feedback_split_functions): New global var.
17932
17933 2011-01-10  H.J. Lu  <hongjiu.lu@intel.com>
17934
17935         PR lto/46760
17936         * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
17937         calling gimple_call_set_cannot_inline.
17938
17939 2011-01-10  Iain Sandoe  <iains@gcc.gnu.org>
17940
17941         * config/darwin-sections.def: Remove unused section.
17942
17943 2011-01-10  Dave Korn  <dave.korn.cygwin@gmail.com>
17944
17945         PR c++/47218
17946         * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
17947
17948 2011-01-09  Nicola Pero  <nicola.pero@meta-innovation.com>
17949
17950         PR objc/47232
17951         * c-parser.c (c_parser_declaration_or_fndef): Improved
17952         error message.
17953
17954 2011-01-09  Kai Tietz  <kai.tietz@onevision.com>
17955
17956         * config/i386/winnt.c (i386_pe_start_function): Make sure
17957         to switch back to function's section.
17958
17959 2011-01-09  Iain Sandoe  <iains@gcc.gnu.org>
17960
17961         PR gcc/46902
17962         PR testsuite/46912
17963         * plugin.c: Move include of dlfcn.h from here...
17964         * system.h: ... to here.
17965
17966 2011-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
17967
17968         * doc/cpp.texi (C++ Named Operators): Fix markup for header
17969         file name.
17970         * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
17971         two extra empty pages in PDF output.
17972
17973 2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>
17974
17975         PR objc/47078
17976         * c-parser.c (c_parser_objc_type_name): If the type is unknown,
17977         for error recovery purposes behave as if it was not specified so
17978         that the default type is usd.
17979
17980 2011-01-07  Jan Hubicka  <jh@suse.cz>
17981
17982         PR tree-optmization/46469
17983         * ipa.c (function_and_variable_visibility): Clear needed flags on
17984         nodes with external decls; handle weakrefs merging correctly.
17985
17986 2011-01-07  Joseph Myers  <joseph@codesourcery.com>
17987
17988         * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
17989         not false.
17990
17991 2011-01-07  Jan Hubicka  <jh@suse.cz>
17992
17993         * doc/invoke.texi (-flto, -fuse-linker-plugin): Update defaults
17994         and no longer claim that gold is required for linker plugin.
17995         * configure: Regenerate.
17996         * gcc.c (PLUGIN_COND): New macro.
17997         (LINK_COMMAND_SPEC): Use it.
17998         (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
17999         * config.in (HAVE_LTO_PLUGIN): New.
18000         * configure.ac (--with-lto-plugin): New parameter; autodetect
18001         HAVE_LTO_PLUGIN.
18002
18003 2011-01-07  Jan Hubicka  <jh@suse.cz>
18004
18005         PR tree-optimization/46367
18006         * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
18007         when we can update original.
18008         (cgraph_mark_inline_edge): Sanity check.
18009         * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
18010
18011 2011-01-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
18012
18013         * config/spu/spu.h (ASM_COMMENT_START): Define.
18014
18015 2011-01-07  H.J. Lu  <hongjiu.lu@intel.com>
18016
18017         PR driver/42445
18018         * gcc.c (%>S): New.
18019         (SWITCH_KEEP_FOR_GCC): Likewise.
18020         (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
18021         (do_spec_1): Handle "%>".
18022
18023         * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
18024
18025 2011-01-07  Jakub Jelinek  <jakub@redhat.com>
18026
18027         PR target/47201
18028         * config/i386/i386.c (ix86_delegitimize_address): If
18029         simplify_gen_subreg fails, return orig_x.
18030
18031         PR bootstrap/47187
18032         * value-prof.c (gimple_stringop_fixed_value): Handle
18033         lhs of the call properly.
18034
18035 2011-01-07  Jan Hubicka  <jh@suse.cz>
18036
18037         PR lto/45375
18038         * lto-opt.c (lto_reissue_options): Set flag_shlib.
18039
18040 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
18041
18042         * target.def (function_switched_text_sections): New hook.
18043         * doc/tm.texi: Regenerated.
18044         * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
18045         * final.c (default_function_switched_text_sections): New.
18046         (final_scan_insn): Call function_switched_text_sections when a
18047         mid-function section change occurs.
18048         * output.h (default_function_switched_text_sections): Declare.
18049         * config/darwin-protos.h (darwin_function_switched_text_sections):
18050         Likewise.
18051         * config/darwin.c (darwin_function_switched_text_sections): New.
18052         * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
18053
18054 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
18055
18056         * dwarf2out.c (gen_subprogram_die):  Add pubnames with code ranges for
18057         DWARF >= 3.  Add pubnames for the primary section and a reduced DIE for
18058         the secondary code fragment when outputting for DWARF == 2.
18059
18060 2011-01-07  Anatoly Sokolov  <aesok@post.ru>
18061
18062         * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
18063         * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
18064         Remove.
18065         * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
18066         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
18067
18068 2011-01-06  Eric Botcazou  <ebotcazou@adacore.com>
18069
18070         PR debug/46704
18071         * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
18072         when it is not empty.
18073
18074 2011-01-06  Changpeng Fang  <changpeng.fang@amd.com>
18075
18076         Bobcat Enablement
18077         * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
18078         (case ${target}): Add btver1.
18079         * config/i386/driver-i386.c (host_detect_local_cpu): Let
18080         -march=native recognize btver1 processors.
18081         * config/i386/i386-c.c (ix86_target_macros_internal): Add
18082         btver1 def_and_undef
18083         * config/i386/i386.c (struct processor_costs btver1_cost): New
18084         btver1 cost table.
18085         (m_BTVER1): New definition.
18086         (m_AMD_MULTIPLE): Includes m_BTVER1.
18087         (initial_ix86_tune_features): Add btver1 tune.
18088         (processor_target_table): Add btver1 entry.
18089         (static const char *const cpu_names): Add btver1 entry.
18090         (software_prefetching_beneficial_p): Add btver1.
18091         (ix86_option_override_internal): Add btver1 instruction sets.
18092         (ix86_issue_rate): Add btver1.
18093         (ix86_adjust_cost): Add btver1.
18094         * config/i386/i386.h (TARGET_BTVER1): New definition.
18095         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
18096         (enum processor_type): Add PROCESSOR_BTVER1.
18097         * config/i386/i386.md (define_attr "cpu"): Add btver1.
18098
18099 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18100
18101         PR target/43309
18102         * config/i386/i386.c (legitimize_tls_address)
18103         <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
18104         * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
18105         (tls_initial_exec_64_sun): New pattern.
18106
18107 2011-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
18108
18109         * doc/invoke.texi (Overall Options): Improve wording and markup
18110         of the description of -wrapper.
18111
18112 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
18113
18114         * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
18115         rdynamic, threads): New Driver options.
18116
18117 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18118
18119         PR target/38118
18120         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
18121         if coming from .tdata.
18122         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
18123
18124 2011-01-06  Jan Hubicka  <jh@suse.cz>
18125
18126         PR lto/47188
18127         * collect2.c (main): Do not enable LTOmode when plugin is active.
18128
18129 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18130
18131         PR other/45915
18132         * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
18133         --version output if supported.
18134         * configure: Regenerate.
18135
18136 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
18137
18138         * config/linux-android.opt (tno-android-cc, tno-android-ld): New
18139         Driver options.
18140
18141 2011-01-06  Jakub Jelinek  <jakub@redhat.com>
18142
18143         PR c/47150
18144         * c-convert.c (convert): When converting a complex expression
18145         other than COMPLEX_EXPR to a different complex type, ensure
18146         c_save_expr is called instead of save_expr, unless in_late_binary_op.
18147         * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
18148         when converting COMPLEX_TYPE.
18149
18150 2011-01-06  Ira Rosen  <irar@il.ibm.com>
18151
18152         PR tree-optimization/47139
18153         * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
18154         only the last reduction value is used outside the loop.  Update
18155         documentation.
18156
18157 2011-01-05  Joseph Myers  <joseph@codesourcery.com>
18158
18159         * config/rtems.opt: New.
18160         * config.gcc (*-*-rtems*): Use rtems.opt.
18161
18162 2011-01-05  Changpeng Fang  <changpeng.fang@amd.com>
18163
18164         * config/i386/i386.c (ix86_option_override_internal): Bulldozer
18165         processors do not support 3DNow instructions.
18166
18167 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
18168
18169         * config/spu/spu.c (spu_option_override): Set parameter
18170         PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
18171
18172 2011-01-05  Jan Hubicka  <jh@suse.cz>
18173
18174         * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
18175         at the command line.
18176
18177 2011-01-05  Martin Jambor  <mjambor@suse.cz>
18178
18179         PR lto/47162
18180         * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
18181         deltas on streamed outgoing edges.
18182         (output_node_opt_summary): Output info for outgoing edges only when
18183         the node is in new parameter set.
18184         (output_cgraph_opt_summary): New parameter set, passed to the two
18185         aforementioned functions.  Update its forward declaration and its
18186         callee too.
18187
18188 2011-01-05  Tom Tromey  <tromey@redhat.com>
18189
18190         * c-parser.c (c_parser_omp_atomic): Pass location of assignment
18191         operator to c_finish_omp_atomic.
18192         * c-typeck.c (lvalue_or_else): Add 'loc' argument.
18193         (build_unary_op): Update.
18194         (build_modify_expr): Update.
18195         (build_asm_expr): Update.
18196
18197 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
18198
18199         * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
18200         newly inserted insns.
18201         (pad_bb): Likewise.
18202         (spu_emit_branch_hint): Likewise.
18203         (insert_hbrp_for_ilb_runout): Likewise.
18204         (spu_machine_dependent_reorg): Call df_finish_pass after
18205         schedule_insns returns.
18206
18207 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
18208
18209         * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
18210
18211 2011-01-05  Eric Botcazou  <ebotcazou@adacore.com>
18212
18213         PR tree-optimization/47005
18214         * tree-sra.c (struct access): Add 'non_addressable' bit.
18215         (create_access): Set it for a DECL_NONADDRESSABLE_P field.
18216         (decide_one_param_reduction): Return 0 if the parameter is passed by
18217         reference and one of the accesses in the group is non_addressable.
18218
18219 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
18220
18221         PR tree-optimization/47056
18222         * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
18223         (mark_load): Likewise.  Handle FUNCTION_DECL specially.
18224         (mark_store): Likewise.  Pass STMT to ipa_record_reference.
18225
18226 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
18227
18228         * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
18229         initializer.  Skip view conversions from aggregate types.
18230
18231 2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
18232
18233         PR bootstrap/47055
18234         * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
18235
18236 2011-01-04  Philipp Thomas  <pth@suse.de>
18237
18238         * config/microblaze/microbalse.opt (mxl-float-convert): Fix
18239         obvious typo.
18240
18241 2011-01-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
18242
18243         * function.c (thread_prologue_and_epilogue_insns): Do not crash
18244         on empty epilogue sequences.
18245
18246 2011-01-04  Joseph Myers  <joseph@codesourcery.com>
18247
18248         * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
18249         non-static): New Driver options.
18250
18251 2011-01-04  Jie Zhang  <jie@codesourcery.com>
18252
18253         PR driver/47137
18254         * gcc.c (default_compilers[]): Set combinable field to 0
18255         for all assembly languages.
18256
18257 2011-01-04  Mingjie Xing  <mingjie.xing@gmail.com>
18258
18259         * config/mips/loongson3a.md: New file.
18260         * config/mips/mips.md: Include loongson3a.md.
18261         * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
18262         TUNE_LOONGSON_3A.
18263
18264 2011-01-03  Eric Botcazou  <ebotcazou@adacore.com>
18265
18266         PR middle-end/47017
18267         * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
18268         instead of convert_memory_address_addr_space on the base expression.
18269
18270 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
18271
18272         * config/spu/spu.c (spu_option_override): Update error text
18273         for bad -march= / -mtune= values.
18274
18275 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
18276
18277         * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
18278         if branch-hint optimization will be performed.
18279
18280 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
18281
18282         PR tree-optimization/47148
18283         * ipa-split.c (split_function): Convert arguments to
18284         DECL_ARG_TYPE if possible.
18285
18286         PR tree-optimization/47155
18287         * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
18288         when computing uns.
18289
18290         PR rtl-optimization/47157
18291         * combine.c (try_combine): If undobuf.other_insn becomes
18292         (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
18293         and set *new_direct_jump_p too.
18294
18295 2011-01-03  Sebastian Pop  <sebastian.pop@amd.com>
18296
18297         PR tree-optimization/47021
18298         * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
18299
18300 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
18301
18302         * gcc.c (process_command): Update copyright notice dates.
18303         * gcov.c (print_version): Likewise.
18304         * gcov-dump.c (print_version): Likewise.
18305         * mips-tfile.c (main): Likewise.
18306         * mips-tdump.c (main): Likewise.
18307
18308 2011-01-03  Martin Jambor  <mjambor@suse.cz>
18309
18310         PR tree-optimization/46801
18311         * tree-sra.c (type_internals_preclude_sra_p): Check whether
18312         aggregate fields start at byte boundary instead of the bit-field flag.
18313
18314 2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>
18315
18316         PR driver/47137
18317         * gcc.c (main): Revert revision 168407.
18318
18319 2011-01-03  Martin Jambor  <mjambor@suse.cz>
18320
18321         * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
18322
18323 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
18324
18325         * tree-vect-generic.c (expand_vector_operations_1): When using vector/
18326         vector optab to expand vector/scalar shift, update gimple to vector.
18327
18328 2011-01-03  Martin Jambor  <mjambor@suse.cz>
18329
18330         * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
18331         a thunk.
18332
18333 2011-01-03  Martin Jambor  <mjambor@suse.cz>
18334
18335         PR tree-optimization/46984
18336         * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
18337         HOST_WIDE_INT.
18338         (cgraph_create_indirect_edge): Fixed line length.
18339         (cgraph_indirect_call_info): Declare.
18340         (cgraph_make_edge_direct) Update declaration.
18341         * cgraph.c (cgraph_allocate_init_indirect_info): New function.
18342         (cgraph_create_indirect_edge): Use it.
18343         (cgraph_make_edge_direct): Made delta HOST_WIDE_INT.  Updated all
18344         callees.
18345         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
18346         the new thunk_delta representation.
18347         * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
18348         HOST_WIDE_INT.
18349         (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
18350         (ipa_read_indirect_edge_info): Likewise.
18351         * lto-cgraph.c (output_edge_opt_summary): New function.
18352         (output_node_opt_summary): Call it on all outgoing edges.
18353         (input_edge_opt_summary): New function.
18354         (input_node_opt_summary): Call it on all outgoing edges.
18355
18356 2011-01-02  H.J. Lu  <hongjiu.lu@intel.com>
18357
18358         PR driver/47137
18359         * gcc.c (main): Don't check have_o when settting combine_inputs.
18360
18361 2011-01-02  Eric Botcazou  <ebotcazou@adacore.com>
18362
18363         * regrename.c: Add general comment describing the pass.
18364         (struct du_head): Remove 'length' field.
18365         (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
18366         (regrename_optimize): Do not sort chains.  Rework comments, add others.
18367         Force renaming to the preferred class (if any) in the first pass and do
18368         not consider registers that belong to it in the second pass.
18369         (create_new_chain): Do not set 'length' field.
18370         (scan_rtx_reg): Likewise.
18371
18372 2011-01-02  Jakub Jelinek  <jakub@redhat.com>
18373
18374         PR tree-optimization/47140
18375         * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
18376         TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
18377         to bit_value_binop.
18378
18379         PR rtl-optimization/47028
18380         * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
18381         parm_birth_insn instead of at the beginning of first bb.
18382
18383 2011-01-02  Mingjie Xing  <mingjie.xing@gmail.com>
18384
18385         * doc/generic.texi: Remove duplicated "@subsubsection Statements".
18386         Remove the word "see" before "@pxref".
18387         * doc/rtl.texi: Remove the word "see" before "@pxref".
18388
18389 2011-01-01  Jan Hubicka  <jh@suse.cz>
18390
18391         * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
18392         memory.
18393
18394 2011-01-01  Kai Tietz  <kai.tietz@onevision.com>
18395
18396         PR target/38662
18397         * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
18398
18399 \f
18400 Copyright (C) 2011 Free Software Foundation, Inc.
18401
18402 Copying and distribution of this file, with or without modification,
18403 are permitted in any medium without royalty provided the copyright
18404 notice and this notice are preserved.