gcc/ChangeLog

   1 2011-06-16  Georg-Johann Lay  <avr@gjlay.de>
   2
   3         * config/avr/libgcc.S (__ashldi3, __ashrdi3, __lshrdi3): Set shift
   4         truncation mask to 63.
   5
   6 2011-06-16  Georg-Johann Lay  <avr@gjlay.de>
   7
   8         PR target/49313
   9         PR target/29524
  10         * longlong.h: Add AVR support:
  11         (count_leading_zeros): New macro.
  12         (count_trailing_zeros): New macro.
  13         (COUNT_LEADING_ZEROS_0): New macro.
  14         * config/avr/t-avr (LIB1ASMFUNCS): Add
  15         _ffssi2, _ffshi2, _loop_ffsqi2,
  16         _ctzsi2, _ctzhi2, _clzdi2, _clzsi2, _clzhi2,
  17         _paritydi2, _paritysi2, _parityhi2,
  18         _popcounthi2,_popcountsi2, _popcountdi2, _popcountqi2,
  19         _bswapsi2, _bswapdi2,
  20         _ashldi3, _ashrdi3, _lshrdi3
  21         (LIB2FUNCS_EXCLUDE): Add _clz.
  22         * config/avr/libgcc.S (XCALL): Move up in file.
  23         (XJMP): New C Macro.
  24         (DEFUN): New asm macro.
  25         (ENDF): New asm macro.
  26         (__ffssi2): New function.
  27         (__ffshi2): New function.
  28         (__loop_ffsqi2): New function.
  29         (__ctzsi2): New function.
  30         (__ctzhi2): New function.
  31         (__clzdi2): New function.
  32         (__clzsi2): New function.
  33         (__clzhi2): New function.
  34         (__paritydi2): New function.
  35         (__paritysi2): New function.
  36         (__parityhi2): New function.
  37         (__parityqi2): New function.
  38         (__popcounthi2): New function.
  39         (__popcountsi2): New function.
  40         (__popcountdi2): New function.
  41         (__popcountqi2): New function.
  42         (__bswapsi2): New function.
  43         (__bswapdi2): New function.
  44         (__ashldi3): New function.
  45         (__ashrdi3): New function.
  46         (__lshrdi3): New function.
  47         Fix suspicous lines.
  48
  49 2011-06-16  Richard Guenther  <rguenther@suse.de>
  50
  51         * gimple.c (canonicalize_cond_expr_cond): (bool)x is not
  52         the same as x != 0.
  53         * fold-const.c (fold_binary_loc): Do not fold X & 1 != 0 to
  54         (bool) X & 1.
  55         * ipa-prop.c (ipa_analyze_indirect_call_uses): Also allow
  56         equality compares against zero for the lower bit.
  57
  58 2011-06-16  Jakub Jelinek  <jakub@redhat.com>
  59
  60         PR tree-optimization/49419
  61         * tree-vrp.c (execute_vrp): Call init_range_assertions
  62         before estimate_numbers_of_iterations, call
  63         free_number_of_iterations_estimates before calling
  64         remove_range_assertions.
  65
  66 2011-06-16  Revital Eres  <revital.eres@linaro.org>
  67
  68         * modulo-sched.c (struct ps_insn): Remove row_rest_count field.
  69         (struct partial_schedule): Add rows_length field.
  70         (verify_partial_schedule): Check rows_length.
  71         (ps_insert_empty_row): Handle rows_length.
  72         (create_partial_schedule): Likewise.
  73         (free_partial_schedule): Likewise.
  74         (reset_partial_schedule): Likewise.
  75         (create_ps_insn): Remove rest_count argument.
  76         (remove_node_from_ps): Update rows_length.
  77         (add_node_to_ps): Update rows_length and call create_ps_insn
  78         without passing row_rest_count.
  79         (rotate_partial_schedule): Update rows_length.
  80
  81 2011-06-16  Revital Eres  <revital.eres@linaro.org>
  82
  83         * ddg.c (add_intra_loop_mem_dep): New function.
  84         (build_intra_loop_deps): Call it.
  85
  86 2011-05-06  Jeff Law  <law@redhat.com>
  87
  88         * df-problems.c (df_lr_local_compute): Manually CSE
  89         PIC_OFFSET_TABLE_REGNUM.
  90         * df-scan.c (df_get_regular_block_artificial_uses): Likewise.
  91         (df_get_entry_block_def_set, df_get_exit_block_use_set): Likewise.
  92
  93 2011-06-13  Jan Hubicka  <jh@suse.cz>
  94
  95         * cgraphunit.c (handle_alias_pairs): New function.
  96         (cgraph_finalize_compilation_unit): Use it.
  97         * ipa.c (cgraph_externally_visible_p): Remove hack marking asm names
  98         as externally visible.
  99
 100 2011-06-15  Richard Guenther  <rguenther@suse.de>
 101
 102         * expr.c (expand_expr_real_2): Reduce all integral types to
 103         bitfield precision.
 104         (expand_expr_real_1): Likewise.
 105
 106 2011-06-15  Martin Jambor  <mjambor@suse.cz>
 107
 108         PR tree-optimization/48613
 109         * ipa-prop.c (ipa_prop_write_jump_functions): Return immediately if
 110         ipa_node_params_vector is NULL.
 111
 112 2011-06-15  Jakub Jelinek  <jakub@redhat.com>
 113
 114         PR debug/49382
 115         * dwarf2out.c (dw_loc_list_node): Add force field.
 116         (add_var_loc_to_decl): For PARM_DECL, attempt to keep
 117         the incoming location in the list, even if it is modified
 118         before first real insn.
 119         (output_loc_list): Emit empty ranges with force flag set.
 120         (dw_loc_list): If first range of a PARM_DECL is empty,
 121         set force flag.
 122
 123 2011-06-15  Alexander Monakov  <amonakov@ispras.ru>
 124
 125         PR target/49349
 126         * sel-sched.c (find_place_for_bookkeeping): Add new parameter
 127         (fence_to_rewind).  Use it to notice when bookkeeping will be placed
 128         above a fence.  Update comments.
 129         (generate_bookkeeping_insn): Rewind fence when bookkeeping code is
 130         placed just above it.  Do not allow NULL place_to_insert.
 131
 132 2011-06-15  Ira Rosen  <ira.rosen@linaro.org>
 133
 134         * tree-vect-loop-manip.c (remove_dead_stmts_from_loop): Remove.
 135         (slpeel_tree_peel_loop_to_edge): Don't call
 136         remove_dead_stmts_from_loop.
 137         * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
 138         remove irrelevant pattern statements.  For irrelevant statements
 139         check if it is the last statement of a detected pattern, use
 140         corresponding pattern statement instead.
 141         (destroy_loop_vec_info): No need to remove pattern statements,
 142         only free stmt_vec_info.
 143         (vect_transform_loop): For irrelevant statements check if it is
 144         the last statement of a detected pattern, use corresponding
 145         pattern statement instead.
 146         * tree-vect-patterns.c (vect_pattern_recog_1): Don't insert
 147         pattern statements.  Set basic block for the new statement.
 148         (vect_pattern_recog): Update documentation.
 149         * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Scan
 150         operands of pattern statements.
 151         (vectorizable_call): Fix printing.  In case of a pattern statement
 152         use the lhs of the original statement when creating a dummy
 153         statement to replace the original call.
 154         (vect_analyze_stmt): For irrelevant statements check if it is
 155         the last statement of a detected pattern, use corresponding
 156         pattern statement instead.
 157         * tree-vect-slp.c (vect_schedule_slp_instance): For pattern
 158         statements use gsi of the original statement.
 159
 160 2011-06-14  Joseph Myers  <joseph@codesourcery.com>
 161
 162         * target-def.h (TARGET_HAVE_NAMED_SECTIONS): Move to
 163         common/common-target-def.h.
 164         * target.def (default_target_flags, handle_option,
 165         supports_split_stack, optimization_table, init_struct,
 166         except_unwind_info, unwind_tables_default, have_named_sections):
 167         Move to common/common-target.def.
 168         * target.h (enum opt_levels, struct default_options): Move to
 169         common/common-target.h.
 170         * targhooks.c (default_except_unwind_info,
 171         dwarf2_except_unwind_info, sjlj_except_unwind_info,
 172         default_target_handle_option, empty_optimization_table): Move to
 173         common/common-targhooks.c.
 174         * targhooks.h (default_except_unwind_info,
 175         dwarf2_except_unwind_info, sjlj_except_unwind_info,
 176         default_target_handle_option, empty_optimization_table): Move to
 177         common/common-targhooks.h.
 178         * common/common-target-def.h: Include common/common-targhooks.h.
 179         (TARGET_HAVE_NAMED_SECTIONS): Define if TARGET_ASM_NAMED_SECTION
 180         defined.
 181         * common/common-target.def (handle_option, option_init_struct,
 182         option_optimization_table, default_target_flags,
 183         except_unwind_info, supports_split_stack, unwind_tables_default,
 184         have_named_sections): Move from target.def.
 185         (HOOK_PREFIX): Undefine at end of file.
 186         * common/common-target.h: Include input.h.
 187         (enum opt_levels, struct default_options): Move from target.h.
 188         * common/common-targhooks.c, common/common-targhooks.h: New.
 189         * config.gcc (target_has_targetm_common): Default to yes.
 190         (moxie*): Set target_has_targetm_common=no.
 191         (hppa*-*-*): Don't set target_has_targetm_common=yes.
 192         * doc/tm.texi: Regenerate.
 193         * Makefile.in (COMMON_TARGET_H): Add $(INPUT_H).
 194         (C_TARGET_DEF_H): Add common/common-targhooks.h.
 195         (GCC_OBJS): Remove vec.o.
 196         (OBJS): Remove hooks.o and vec.o.
 197         (OBJS-libcommon-target): Add vec.o, hooks.o and
 198         common/common-targhooks.o.
 199         (c-family/c-common.o, c-family/c-cppbuiltin.o, lto-opts.o, tree.o,
 200         tree-tailcall.o, opts.o, toplev.o, varasm.o, function.o, except.o,
 201         expr.o, explow.o, dbxout.o, dwarf2out.o, cfgrtl.o, haifa-sched.o,
 202         cfglayout.o, $(out_object_file), $(common_out_object_file)):
 203         Update dependencies.
 204         (common/common-targhooks.o): New.
 205         * common/config/default-common.c: Include tm.h.  Add FIXME
 206         comment.
 207         * common/config/pa/pa-common.c: Include more headers.  Take
 208         copyright dates from pa.c.
 209         (pa_option_optimization_table, pa_handle_option,
 210         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_DEFAULT_TARGET_FLAGS,
 211         TARGET_HANDLE_OPTION): Move from pa.c.
 212         * common/config/alpha/alpha-common.c,
 213         common/config/arm/arm-common.c, common/config/avr/avr-common.c,
 214         common/config/bfin/bfin-common.c,
 215         common/config/cris/cris-common.c,
 216         common/config/fr30/fr30-common.c, common/config/frv/frv-common.c,
 217         common/config/h8300/h8300-common.c,
 218         common/config/i386/i386-common.c,
 219         common/config/ia64/ia64-common.c,
 220         common/config/iq2000/iq2000-common.c,
 221         common/config/lm32/lm32-common.c,
 222         common/config/m32c/m32c-common.c,
 223         common/config/m32r/m32r-common.c,
 224         common/config/m68k/m68k-common.c,
 225         common/config/mcore/mcore-common.c,
 226         common/config/mep/mep-common.c,
 227         common/config/microblaze/microblaze-common.c,
 228         common/config/mips/mips-common.c,
 229         common/config/mmix/mmix-common.c,
 230         common/config/mn10300/mn10300-common.c,
 231         common/config/pdp11/pdp11-common.c,
 232         common/config/picochip/picochip-common.c,
 233         common/config/rs6000/rs6000-common.c,
 234         common/config/rx/rx-common.c, common/config/s390/s390-common.c,
 235         common/config/score/score-common.c, common/config/sh/sh-common.c,
 236         common/config/sparc/sparc-common.c,
 237         common/config/spu/spu-common.c, common/config/v850/v850-common.c,
 238         common/config/vax/vax-common.c,
 239         common/config/xstormy16/xstormy16-common.c,
 240         common/config/xtensa/xtensa-common.c: New.
 241         * config/alpha/alpha.c: Include common/common-target.h.
 242         (alpha_option_optimization_table, alpha_handle_option,
 243         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
 244         TARGET_OPTION_OPTIMIZATION_TABLE): Move to alpha-common.c.
 245         * config/arm/arm-protos.h (arm_except_unwind_info): Declare.
 246         * config/arm/arm.c (arm_option_optimization_table,
 247         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
 248         TARGET_EXCEPT_UNWIND_INFO, arm_except_unwind_info): Move to
 249         arm-common.c.
 250         * config/avr/avr.c (avr_option_optimization_table,
 251         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move
 252         to avr-common.c.
 253         * config/bfin/bfin.c (struct bfin_cpu): Move to bfin.h.
 254         (bfin_cpus, bfin_handle_option, TARGET_HANDLE_OPTION,
 255         TARGET_DEFAULT_TARGET_FLAGS): Move to bfin-common.c.
 256         * config/bfin/bfin.h struct bfin_cpu): Move from bfin.c.
 257         * config/cris/cris.c (cris_option_optimization_table,
 258         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
 259         TARGET_OPTION_OPTIMIZATION_TABLE, cris_handle_option): Move to
 260         cris-common.c.
 261         * config/fr30/fr30.c (fr30_option_optimization_table,
 262         TARGET_EXCEPT_UNWIND_INFO, TARGET_OPTION_OPTIMIZATION_TABLE): Move
 263         to fr30-common.c.
 264         * config/frv/frv.c (frv_option_optimization_table,
 265         MASK_DEFAULT_ALLOC_CC, TARGET_DEFAULT_TARGET_FLAGS,
 266         TARGET_OPTION_OPTIMIZATION_TABLE): Move to frv-common.c.
 267         * config/h8300/h8300.c (h8300_option_optimization_table,
 268         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
 269         TARGET_EXCEPT_UNWIND_INFO): Move to h8300-common.c.
 270         * config/i386/i386-protos.h (ix86_handle_option): Declare.
 271         * config/i386/i386.c: Include common/common-target.h.
 272         (OPTION_MASK_ISA_MMX_SET, OPTION_MASK_ISA_3DNOW_SET,
 273         OPTION_MASK_ISA_SSE_SET, OPTION_MASK_ISA_SSE2_SET,
 274         OPTION_MASK_ISA_SSE3_SET, OPTION_MASK_ISA_SSSE3_SET,
 275         OPTION_MASK_ISA_SSE4_1_SET, OPTION_MASK_ISA_SSE4_2_SET,
 276         OPTION_MASK_ISA_AVX_SET, OPTION_MASK_ISA_FMA_SET,
 277         OPTION_MASK_ISA_SSE4_SET, OPTION_MASK_ISA_SSE4A_SET,
 278         OPTION_MASK_ISA_FMA4_SET, OPTION_MASK_ISA_XOP_SET,
 279         OPTION_MASK_ISA_LWP_SET, OPTION_MASK_ISA_AES_SET,
 280         OPTION_MASK_ISA_PCLMUL_SET, OPTION_MASK_ISA_ABM_SET,
 281         OPTION_MASK_ISA_BMI_SET, OPTION_MASK_ISA_TBM_SET,
 282         OPTION_MASK_ISA_POPCNT_SET, OPTION_MASK_ISA_CX16_SET,
 283         OPTION_MASK_ISA_SAHF_SET, OPTION_MASK_ISA_MOVBE_SET,
 284         OPTION_MASK_ISA_CRC32_SET, OPTION_MASK_ISA_FSGSBASE_SET,
 285         OPTION_MASK_ISA_RDRND_SET, OPTION_MASK_ISA_F16C_SET,
 286         OPTION_MASK_ISA_MMX_UNSET, OPTION_MASK_ISA_3DNOW_UNSET,
 287         OPTION_MASK_ISA_3DNOW_A_UNSET, OPTION_MASK_ISA_SSE_UNSET,
 288         OPTION_MASK_ISA_SSE2_UNSET, OPTION_MASK_ISA_SSE3_UNSET,
 289         OPTION_MASK_ISA_SSSE3_UNSET, OPTION_MASK_ISA_SSE4_1_UNSET,
 290         OPTION_MASK_ISA_SSE4_2_UNSET, OPTION_MASK_ISA_AVX_UNSET,
 291         OPTION_MASK_ISA_FMA_UNSET, OPTION_MASK_ISA_SSE4_UNSET,
 292         OPTION_MASK_ISA_SSE4A_UNSET, OPTION_MASK_ISA_FMA4_UNSET,
 293         OPTION_MASK_ISA_XOP_UNSET, OPTION_MASK_ISA_LWP_UNSET,
 294         OPTION_MASK_ISA_AES_UNSET, OPTION_MASK_ISA_PCLMUL_UNSET,
 295         OPTION_MASK_ISA_ABM_UNSET, OPTION_MASK_ISA_BMI_UNSET,
 296         OPTION_MASK_ISA_TBM_UNSET, OPTION_MASK_ISA_POPCNT_UNSET,
 297         OPTION_MASK_ISA_CX16_UNSET, OPTION_MASK_ISA_SAHF_UNSET,
 298         OPTION_MASK_ISA_MOVBE_UNSET, OPTION_MASK_ISA_CRC32_UNSET,
 299         OPTION_MASK_ISA_FSGSBASE_UNSET, OPTION_MASK_ISA_RDRND_UNSET,
 300         OPTION_MASK_ISA_F16C_UNSET, ix86_handle_option,
 301         ix86_option_optimization_table, ix86_option_init_struct,
 302         ix86_supports_split_stack, TARGET_DEFAULT_TARGET_FLAGS,
 303         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
 304         TARGET_OPTION_INIT_STRUCT, TARGET_SUPPORTS_SPLIT_STACK): Move to
 305         i386-common.c.
 306         * config/i386/t-i386 (i386.o): Update dependencies.
 307         * config/ia64/ia64-protos.h (ia64_except_unwind_info): Declare.
 308         * config/ia64/ia64.c (ia64_option_optimization_table,
 309         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO,
 310         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
 311         ia64_handle_option): Move to ia64-common.c.
 312         * config/iq2000/iq2000.c (iq2000_option_optimization_table,
 313         TARGET_OPTION_OPTIMIZATION_TABLE): Move to iq2000-common.c.
 314         * config/lm32/lm32.c (lm32_option_optimization_table,
 315         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move
 316         to lm32-common.c.
 317         * config/m32c/m32c.c (TARGET_HAVE_NAMED_SECTIONS): Move to
 318         m32c-common.c.
 319         * config/m32r/m32r.c (m32r_option_optimization_table,
 320         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
 321         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO,
 322         m32r_handle_option): Move to m32r-common.c.
 323         (m32r_memory_move_cost): Remove comment referring to
 324         TARGET_HANDLE_OPTION.
 325         * config/m68k/m68k.c (TARGET_HANDLE_OPTION, m68k_handle_option):
 326         Move to m68k-common.c.
 327         * config/mcore/mcore.c (mcore_option_optimization_table,
 328         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
 329         TARGET_EXCEPT_UNWIND_INFO): Move to mcore-common.c.
 330         * config/mep/mep.c (mep_option_optimization_table,
 331         mep_handle_option, TARGET_HANDLE_OPTION,
 332         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_DEFAULT_TARGET_FLAGS):
 333         Move to mep-common.c.
 334         * config/microblaze/microblaze.c
 335         (microblaze_option_optimization_table,
 336         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
 337         TARGET_EXCEPT_UNWIND_INFO): Move to microblaze-common.c.
 338         * config/mips/mips.c (mips_handle_option,
 339         mips_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE,
 340         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Move to
 341         mips-common.c.
 342         * config/mmix/mmix.c (mmix_option_optimization_table,
 343         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE):
 344         Move to mmix-common.c.
 345         * config/mn10300/mn10300.c (mn10300_option_optimization_table,
 346         mn10300_handle_option, TARGET_EXCEPT_UNWIND_INFO,
 347         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
 348         TARGET_OPTION_OPTIMIZATION_TABLE): Move to mn10300-common.c.
 349         * config/pa/pa.c: Include common/common-target.h.
 350         (pa_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE,
 351         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
 352         pa_handle_option): Move to pa-common.c.
 353         (pa_option_override): Use targetm_common.except_unwind_info.
 354         (pa_asm_output_mi_thunk, pa_function_section): Use
 355         targetm_common.have_named_sections.
 356         * config/pdp11/pdp11.c (pdp11_option_optimization_table,
 357         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
 358         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_OPTION_INIT_STRUCT,
 359         pdp11_handle_option, pdp11_option_init_struct): Move to
 360         pdp11-common.c.
 361         * config/picochip/picochip.c (picochip_option_optimization_table,
 362         TARGET_HAVE_NAMED_SECTIONS, TARGET_OPTION_OPTIMIZATION_TABLE,
 363         TARGET_EXCEPT_UNWIND_INFO): Move to picochip-common.c.
 364         * config/rs6000/rs6000.c: Include common/common-target.h.
 365         (rs6000_option_optimization_table, TARGET_HANDLE_OPTION,
 366         TARGET_OPTION_INIT_STRUCT, TARGET_OPTION_OPTIMIZATION_TABLE,
 367         TARGET_DEFAULT_TARGET_FLAGS, rs6000_option_init_struct,
 368         rs6000_handle_option): Move to rs6000-common.c.
 369         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
 370         * config/rx/rx.c (rx_handle_option, rx_option_optimization_table,
 371         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
 372         TARGET_EXCEPT_UNWIND_INFO): Move to rx-common.c.
 373         * config/s390/s390.c (processor_flags_table,
 374         s390_option_optimization_table, s390_option_init_struct,
 375         s390_handle_option, TARGET_DEFAULT_TARGET_FLAGS,
 376         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
 377         TARGET_OPTION_INIT_STRUCT): Move to s390-common.c.
 378         * config/s390/s390.h (processor_flags_table): Declare.
 379         * config/score/score.c (score_option_optimization_table,
 380         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
 381         TARGET_OPTION_OPTIMIZATION_TABLE, MASK_ALL_CPU_BITS,
 382         score_handle_option): Move to score-common.c.
 383         * config/sh/sh.c (sh_option_optimization_table,
 384         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_OPTION_INIT_STRUCT,
 385         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
 386         sh_handle_option, sh_option_init_struct): Move to sh-common.c.
 387         * config/sparc/sparc.c: Include common/common-target.h.
 388         (sparc_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS,
 389         TARGET_OPTION_OPTIMIZATION_TABLE): Move to sparc-common.c.
 390         * config/spu/spu.c (TARGET_DEFAULT_TARGET_FLAGS,
 391         TARGET_OPTION_INIT_STRUCT, TARGET_EXCEPT_UNWIND_INFO,
 392         spu_option_init_struct): Move to spu-common.c.
 393         * config/stormy16/stormy16.c (xstorym16_option_optimization_table,
 394         TARGET_OPTION_OPTIMIZATION_TABLE): Move to xstormy16-common.c.
 395         * config/v850/v850.c (small_memory_physical_max,
 396         v850_handle_memory_optionn v850_handle_option,
 397         v850_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS,
 398         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE): Move to
 399         v850-common.c.
 400         * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Move to
 401         vax-common.c.
 402         * config/xtensa/xtensa.c (xtensa_option_optimization_table,
 403         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE):
 404         Move to xtensa-common.c.
 405         * cfglayout.c: Include common/common-target.h.
 406         (fixup_reorder_chain): Use targetm_common.have_named_sections.
 407         * cfgrtl.c: Include common/common-target.h.
 408         (force_nonfallthru_and_redirect, commit_one_edge_insertion): Use
 409         targetm_common.have_named_sections.
 410         * dbxout.c: Include common/common-target.h.
 411         (dbxout_function_end): Use targetm_common.have_named_sections.
 412         * defaults.h (STACK_OLD_CHECK_PROTECT, STACK_CHECK_PROTECT): Use
 413         targetm_common.except_unwind_info.
 414         * dwarf2out.c: Include common/common-target.h.
 415         (dwarf2out_do_frame, dwarf2out_do_cfi_asm,
 416         dwarf2out_begin_prologue, dwarf2out_frame_init,
 417         dwarf2out_frame_finish, dwarf2out_assembly_start): Use
 418         targetm_common.except_unwind_info.
 419         * except.c: Include common/common-target.h.
 420         (init_eh, finish_eh_generation,
 421         output_one_function_exception_table): Use
 422         targetm_common.except_unwind_info.
 423         (switch_to_exception_section): Use
 424         targetm_common.have_named_sections.
 425         * explow.c: Include common/common-target.h.
 426         * expr.c: Include common/common-target.h.
 427         (build_personality_function): Use
 428         targetm_common.except_unwind_info.
 429         * function.c: Include common/common-target.h.
 430         (expand_function_end): Use targetm_common.except_unwind_info.
 431         * haifa-sched.c: Include common/common-target.h.
 432         (sched_create_recovery_edges): Use
 433         targetm_common.have_named_sections.
 434         * lto-opts.c: Include common/common-target.h instead of target.h.
 435         (lto_reissue_options): Use targetm_common.handle_option.
 436         * opts.c: Include common/common-target.h.
 437         (target_handle_option): Use targetm_common.handle_option.
 438         (init_options_struct): Update comment referring to
 439         targetm.target_option.optimization.  Use
 440         targetm_common.default_target_flags,
 441         targetm_common.unwind_tables_default and
 442         targetm_common.option_init_struct.
 443         (default_options_optimization): Use
 444         targetm_common.option_optimization_table.
 445         (finish_options): Use targetm_common.except_unwind_info,
 446         targetm_common.unwind_tables_default,
 447         targetm_common.have_named_sections and
 448         targetm_common.supports_split_stack.
 449         * toplev.c: Include common/common-target.h.
 450         (process_options): Use targetm_common.have_named_sections.
 451         * tree-tailcall.c: Include common/common-target.h.
 452         (suitable_for_tail_call_opt_p): Use
 453         targetm_common.except_unwind_info.
 454         * tree.c: Include common/common-target.h.
 455         (build_common_builtin_nodes): Use
 456         targetm_common.except_unwind_info.
 457         * varasm.c: Include common/common-target.h.
 458         (resolve_unique_section, hot_function_section,
 459         default_function_section): Use targetm_common.have_named_sections.
 460
 461 2011-06-14  Easwaran Raman  <eraman@google.com>
 462
 463         PR rtl-optimization/44194
 464         * dse.c: Include tree-flow.h
 465         (insn_info): Add new field non_frame_wild_read.
 466         (group_info): Add new fields escaped_n and escaped_p.
 467         (kill_on_calls): New variable.
 468         (get_group_info): Initialize gi->escaped_n and gi->escaped_p.
 469         (dse_step0): Initialize kill_on_calls.
 470         (can_escape): New function.
 471         (set_usage_bits): Add additional parameter; record information
 472         about escaped locations.
 473         (record_store): Pass EXPR corresponding to MEM to
 474         set_usage_bits.
 475         (dse_step2_nospill): Set kill_on_calls based on
 476         group->escaped_n and group->escaped_n.
 477         (add_wild_read): Refactor into...
 478         (reset_active_stores): ... New function, and
 479         (free_read_records): ... New function.
 480         (add_non_frame_wild_read): New function.
 481         (scan_insn): Call add_non_frame_wild_read on non-const calls.
 482         (scan_reads_nospill): Handle instructions with
 483         non_frame_wild_read.
 484         (dse_step5_nospill): Call scan_reads_nospill for instructions
 485         marked as non_frame_wild_read.
 486         (dse_step7): Free escaped_n, escaped_p and kill_on_calls
 487         bitmaps.
 488
 489 2011-06-14  Joseph Myers  <joseph@codesourcery.com>
 490
 491         * common/common-target-def.h, common/common-target.def,
 492         common/common-target.h, common/config/default-common.c,
 493         common/config/pa/pa-common.c: New files.
 494         * Makefile.in (common_out_file, common_out_object_file,
 495         COMMON_TARGET_H, COMMON_TARGET_DEF_H): New.
 496         (OBJS-libcommon-target): Include $(common_out_object_file).
 497         (prefix.o): Update dependencies.
 498         ($(common_out_object_file), common/common-target-hooks-def.h,
 499         s-common-target-hooks-def-h): New.
 500         (s-tm-texi): Also check timestamp on common-target.def.
 501         (build/genhooks.o): Update dependencies.
 502         * config.gcc (common_out_file, target_has_targetm_common): Define.
 503         * config/pa/som.h (ALWAYS_STRIP_DOTDOT): Replace with
 504         TARGET_ALWAYS_STRIP_DOTDOT.
 505         * configure.ac (common_out_object_file): Define.
 506         (common_out_file, common_out_object_file): Substitute.
 507         (common): Create directory.
 508         * configure: Regenerate.
 509         * doc/tm.texi.in (targetm_common): Document.
 510         (TARGET_ALWAYS_STRIP_DOTDOT): Add @hook entry.
 511         * doc/tm.texi: Regenerate.
 512         * genhooks.c (hook_array): Also include common/common-target.def.
 513         * prefix.c (tm.h): Don't include.
 514         (common/common-target.h): Include.
 515         (ALWAYS_STRIP_DOTDOT): Don't define.
 516         (update_path): Use targetm_common.always_strip_dotdot instead of
 517         ALWAYS_STRIP_DOTDOT.
 518         * system.h (ALWAYS_STRIP_DOTDOT): Poison.
 519
 520 2011-06-14  David Li  <davidxl@google.com>
 521
 522         * passes.c (execute_function_todo): Remove TODO_dump_func.
 523         (execute_one_pass): Remove TODO_dump_func.
 524         (execute_function_dump): New function.
 525         * tree-vrp.c: Remove TODO_dump_func.
 526         * regrename.c: Remove TODO_dump_func.
 527         * fwprop.c: Remove TODO_dump_func.
 528         * tree-into-ssa.c: Remove TODO_dump_func.
 529         * tree-complex.c: Remove TODO_dump_func.
 530         * tracer.c: Remove TODO_dump_func.
 531         * tree-loop-distribution.c: Remove TODO_dump_func.
 532         * postreload-gcse.c: Remove TODO_dump_func.
 533         * postreload.c: Remove TODO_dump_func.
 534         * tree-ssa-loop-ch.c: Remove TODO_dump_func.
 535         * tree-tailcall.c: Remove TODO_dump_func.
 536         * ipa-cp.c: Remove TODO_dump_func.
 537         * final.c: Remove TODO_dump_func.
 538         * tree-emutls.c: Remove TODO_dump_func.
 539         * omp-low.c: Remove TODO_dump_func.
 540         * tree-ssa-dse.c: Remove TODO_dump_func.
 541         * tree-ssa-uncprop.c: Remove TODO_dump_func.
 542         * auto-inc-dec.c: Remove TODO_dump_func.
 543         * reorg.c: Remove TODO_dump_func.
 544         * tree-ssa-copyrename.c: Remove TODO_dump_func.
 545         * tree-ssa-ccp.c: Remove TODO_dump_func.
 546         * compare-elim.c: Remove TODO_dump_func.
 547         * mode-switching.c: Remove TODO_dump_func.
 548         * modulo-sched.c: Remove TODO_dump_func.
 549         * tree-call-cdce.c: Remove TODO_dump_func.
 550         * cse.c: Remove TODO_dump_func.
 551         * web.c: Remove TODO_dump_func.
 552         * tree-stdarg.c: Remove TODO_dump_func.
 553         * lto-streamer-out.c: Remove TODO_dump_func.
 554         * tree-ssa-math-opts.c: Remove TODO_dump_func.
 555         * tree-ssa-dom.c: Remove TODO_dump_func.
 556         * tree-nrv.c: Remove TODO_dump_func.
 557         * loop-init.c: Remove TODO_dump_func.
 558         * gimple-low.c: Remove TODO_dump_func.
 559         * ipa-inline.c: Remove TODO_dump_func.
 560         * tree-ssa-sink.c: Remove TODO_dump_func.
 561         * jump.c: Remove TODO_dump_func.
 562         * ifcvt.c: Remove TODO_dump_func.
 563         * tree-ssa-loop.c: Remove TODO_dump_func.
 564         * recog.c: Remove TODO_dump_func.
 565         * dse.c: Remove TODO_dump_func.
 566         * tree-ssa-ifcombine.c: Remove TODO_dump_func.
 567         * matrix-reorg.c: Remove TODO_dump_func.
 568         * tree-eh.c: Remove TODO_dump_func.
 569         * regmove.c: Remove TODO_dump_func.
 570         * function.c: Remove TODO_dump_func.
 571         * tree-vectorizer.c: Remove TODO_dump_func.
 572         * ipa-split.c: Remove TODO_dump_func.
 573         * gcse.c: Remove TODO_dump_func.
 574         * tree-if-conv.c: Remove TODO_dump_func.
 575         * init-regs.c: Remove TODO_dump_func.
 576         * tree-ssa-phiopt.c: Remove TODO_dump_func.
 577         * implicit-zee.c: Remove TODO_dump_func.
 578         * lower-subreg.c: Remove TODO_dump_func.
 579         * bt-load.c: Remove TODO_dump_func.
 580         * tree-dfa.c: Remove TODO_dump_func.
 581         * except.c: Remove TODO_dump_func.
 582         * emit-rtl.c: Remove TODO_dump_func.
 583         * store-motion.c: Remove TODO_dump_func.
 584         * cfgexpand.c: Remove TODO_dump_func.
 585         * tree-cfgcleanup.c: Remove TODO_dump_func.
 586         * cfgcleanup.c: Remove TODO_dump_func.
 587         * tree-ssa-pre.c: Remove TODO_dump_func.
 588         * tree-sra.c: Remove TODO_dump_func.
 589         * tree-mudflap.c: Remove TODO_dump_func.
 590         * tree-ssa-copy.c: Remove TODO_dump_func.
 591         * cfglayout.c: Remove TODO_dump_func.
 592         * tree-ssa-forwprop.c: Remove TODO_dump_func.
 593         * tree-ssa-dce.c: Remove TODO_dump_func.
 594         * ira.c: Remove TODO_dump_func.
 595         * tree-ssa.c: Remove TODO_dump_func.
 596         * integrate.c: Remove TODO_dump_func.
 597         * tree-optimize.c: Remove TODO_dump_func.
 598         * tree-ssa-phiprop.c: Remove TODO_dump_func.
 599         * tree-object-size.c: Remove TODO_dump_func.
 600         * combine.c: Remove TODO_dump_func.
 601         * bb-reorder.c: Remove TODO_dump_func.
 602         * cprop.c: Remove TODO_dump_func.
 603         * var-tracking.c: Remove TODO_dump_func.
 604         * tree-profile.c: Remove TODO_dump_func.
 605         * tree-vect-generic.c: Remove TODO_dump_func.
 606         * reg-stack.c: Remove TODO_dump_func.
 607         * sched-rgn.c: Remove TODO_dump_func.
 608         * tree-ssa-structalias.c: Remove TODO_dump_func.
 609         * tree-switch-conversion.c: Remove TODO_dump_func.
 610         * tree-cfg.c: Remove TODO_dump_func.
 611         * tree-ssa-reassoc.c: Remove TODO_dump_func.
 612         * combine-stack-adj.c: Remove TODO_dump_func.
 613         * dce.c: Remove TODO_dump_func.
 614         * tree-ssanames.c: Remove TODO_dump_func.
 615         * regcprop.c: Remove TODO_dump_func.
 616
 617 2011-06-14  H.J. Lu  <hongjiu.lu@intel.com>
 618
 619         PR middle-end/47364
 620         * builtins.c (expand_builtin_strlen): Expand strlen to Pmode
 621         and properly handle result not in Pmode.
 622
 623 2011-06-14  Robert Millan  <rmh@gnu.org>
 624
 625         * config/i386/kfreebsd-gnu.h: Resync with `config/i386/linux.h'.
 626         * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER): Resync with
 627         `config/linux.h'.
 628
 629         * config/i386/kfreebsd-gnu64.h: New file.
 630         * config.gcc (x86_64-*-kfreebsd*-gnu): Replace `i386/kfreebsd-gnu.h'
 631         with `i386/kfreebsd-gnu64.h'.
 632
 633         * config/i386/linux64.h (GNU_USER_LINK_EMULATION32)
 634         (GNU_USER_LINK_EMULATION64): New macros.
 635         * config/i386/gnu-user64.h (LINK_SPEC): Rely on
 636         `GNU_USER_LINK_EMULATION32' and `GNU_USER_LINK_EMULATION64' instead
 637         of hardcoding `elf_i386' and `elf_x86_64'.
 638
 639 2011-06-14  Nick Clifton  <nickc@redhat.com>
 640
 641         PR target/49403
 642         * config/v850/v850.c (v850_memory_move_cost): Add reg_class_t parameter.
 643
 644         PR target/49402
 645         * config.gcc(v850*-*-*): Avoid duplication of v850.opt.
 646
 647 2011-06-14  Jakub Jelinek  <jakub@redhat.com>
 648
 649         PR fortran/49103
 650         * tree.h (DECL_NONSHAREABLE): Define.
 651         (struct tree_decl_common): Change decl_common_unused to
 652         decl_nonshareable_flag.
 653         * cfgexpand.c (expand_used_vars_for_block, clear_tree_used):
 654         Ignore vars with DECL_NONSHAREABLE bit set.
 655         * tree-cfg.c (gimple_duplicate_bb): Set DECL_NONSHAREABLE
 656         on stores to automatic aggregate vars.
 657
 658         PR rtl-optimization/49390
 659         Revert:
 660         2010-06-29  Bernd Schmidt  <bernds@codesourcery.com>
 661
 662         * cse.c (exp_equiv_p): For MEMs, if for_gcse, only compare
 663         MEM_ALIAS_SET.
 664
 665 2011-06-14  Zdenek Dvorak  <ook@ucw.cz>
 666             Tom de Vries  <tom@codesourcery.com>
 667
 668         PR target/45098
 669         * cfgloop.h (nb_iterations_upper_bound, nb_iterations_estimate):
 670         Document changed semantics.
 671         (max_stmt_executions, max_stmt_executions_int): Declare.
 672         * tree-data-ref.c (estimated_loop_iterations)
 673         (estimated_loop_iterations_int): Move functions...
 674         * tree-ssa-loop-niter.c (estimated_loop_iterations)
 675         (estimated_loop_iterations_int): here.
 676         (record_estimate): Change nb_iterations_upper_bound and
 677         nb_iterations_estimate semantics.
 678         (max_stmt_executions, max_stmt_executions_int): New function.
 679         * tree-data-ref.c (estimated_loop_iterations_tree): Rename to ...
 680         (max_stmt_executions_tree): this.
 681         (analyze_miv_subscript): Use max_stmt_executions_tree instead of
 682         estimated_loop_iterations_tree.
 683         tree-ssa-loop-ivopts.c (avg_loop_niter): Use
 684         max_stmt_executions_int instead of estimated_loop_iterations_int.
 685         * predict.c (predict_loops): Idem.
 686         * tree-parloops.c (parallelize_loops): Idem.
 687         * tree-data-ref.c (analyze_siv_subscript_cst_affine)
 688         (compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine)
 689         (init_omega_for_ddr_1): Idem.
 690         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse)
 691         (loop_prefetch_arrays): Idem
 692         * graphite-sese-to-poly.c (build_loop_iteration_domains): Use
 693         max_stmt_executions instead of estimated_loop_iterations.
 694         * tree-data-ref.c (estimated_loop_iterations_tree): Idem.
 695         * tree-vrp.c (adjust_range_with_scev): Use estimated_loop_iterations
 696         instead of nb_iterations_upper_bound.
 697
 698 2011-06-13  Jan Hubicka  <jh@suse.cz>
 699
 700         * ipa.c (cgraph_address_taken_from_non_vtable_p): Check the ref type.
 701
 702 2011-06-14  Richard Henderson  <rth@redhat.com>
 703
 704         PR debug/48459
 705         * dwarf2out.c (frame_pointer_fb_offset_valid): New.
 706         (based_loc_descr): Assert it's true.
 707         (compute_frame_pointer_to_fb_displacement): Set it, rather than
 708         aborting immediately.
 709
 710 2011-06-14  Sanjin Liu  <scliu@faraday-tech.com>
 711             Mingfeng Wu  <mingfeng@faraday-tech.com>
 712
 713         * doc/invoke.texi: Re-add missing -mcpu docs for Faraday cores.
 714
 715 2011-06-13  Jan Hubicka  <jh@suse.cz>
 716
 717         * ipa-cp.c (ipcp_iterate_stage): Revert accidental commit.
 718
 719 2011-06-13  Jan Hubicka  <jh@suse.cz>
 720
 721         * cgraph.c (cgraph_make_decl_local): Handle DECL_ONE_ONLY
 722         similarly to DECL_COMDAT.
 723         * cgraphunit.c (cgraph_analyze_function): Likewise.
 724         * ipa.c (function_and_variable_visibility): Likewise.
 725
 726 2011-06-13  Jan Hubicka  <jh@suse.cz>
 727
 728         * lto-streamer-out.c (lto_output_ts_binfo_tree_pointers): Do not output
 729         BINFO_VIRTUALS when streaming for ltrans unit.
 730
 731 2011-06-13  David Edelsohn  <dje.gcc@gmail.com>
 732
 733         * config/rs6000/rs6000.md (movdi_mfpgpr): Remove POWER mnemonic.
 734         (movdi_internal64): Same.
 735
 736 2011-06-13  Edmar Wienskoski  <edmar@freescale.com>
 737
 738         PR target/44618
 739         * config/rs6000/rs6000.md (save_gpregs_<mode>): Replaced pattern with
 740         a set of similar patterns, where the MATCH_OPERAND for the function
 741         argument is replaced with individual references to hardware registers.
 742         (save_fpregs_<mode>): Ditto
 743         (restore_gpregs_<mode>): Ditto
 744         (return_and_restore_gpregs_<mode>): Ditto
 745         (return_and_restore_fpregs_<mode>): Ditto
 746         (return_and_restore_fpregs_aix_<mode>): Ditto
 747
 748 2011-06-13  Jan Hubicka  <jh@suse.cz>
 749
 750         * ipa-utils.c (postorder_stack): New structure.
 751         (ipa_reverse_postorder): Handle aliases.
 752
 753 2011-06-13  Jan Hubicka  <jh@suse.cz>
 754
 755         * ipa-inline.c (reset_edge_caches): Walk aliases.
 756         (update_caller_keys): Do not test inlinability of aliases.
 757         * ipa-inline-analysis.c (do_estimate_edge_time): Look through alias.
 758         (do_estimate_growth): Fix typo.
 759
 760 2011-06-13  Jan Hubicka  <jh@suse.cz>
 761
 762         * ipa-inline-transform.c (+can_remove_node_now_p_1): Break out from...
 763         (can_remove_node_now_p): ... here; handle same comdat groups.
 764         (clone_inlined_nodes): Update use of can_remove_node_now_p add TODO.
 765         (inline_call): Update use of can_remove_node_now_p.
 766
 767 2011-06-13  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
 768
 769         * config/h8300/h8300.md (bsetqi_msx, bclrqi_msx, bnotqi_msx): Added
 770         condition to disallow non-identical memory locations.
 771         (*andqi3_2, andqi3_1, iorqi3_1, xorqi3_1): Reorder insn to give
 772         preference to bit manipulation instructions.
 773
 774 2011-06-13  Jan Hubicka  <jh@suse.cz>
 775
 776         * cgraph.c (cgraph_for_node_thunks_and_aliases,
 777         cgraph_for_node_and_aliases): Fix thinko in recursive walking.
 778         (nonremovable_p): New function.
 779         (cgraph_can_remove_if_no_direct_calls_p): New function.
 780         (used_from_object_file_p): New functoin.
 781         (cgraph_will_be_removed_from_program_if_no_direct_calls): Look for
 782         references from aliases.
 783         * cgraph.h (cgraph_can_remove_if_no_direct_calls_p): Bring offline.
 784         * ipa-inline.c (check_caller_edge): New function.
 785         (want_inline_function_called_once_p): Use it; accept aliases called
 786         once, too.
 787         * ipa-inline-analysis.c (do_estimate_growth): Remove FIXME.
 788
 789 2011-06-13  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
 790
 791         PR target/48454
 792         * config/arm/neon.md (vec_pack_trunc): Set the lengths
 793         correctly for the case with Quad vectors.
 794
 795 2011-06-13 Jakub Jelinek  <jakub@redhat.com>
 796            Ira Rosen  <ira.rosen@linaro.org>
 797
 798         PR tree-optimization/49352
 799         * tree-vect-loop.c (vect_is_slp_reduction): Don't count debug uses at
 800         all, make sure loop_use_stmt after the loop is a def stmt of a used
 801         SSA_NAME that is the only one defined inside of the loop.  Don't
 802         check for COND_EXPR and GIMPLE_BINARY_RHS.
 803         (vect_is_simple_reduction_1): Call vect_is_slp_reduction only if
 804         check_reduction is true.
 805
 806 2011-06-11  Jan Hubicka  <jh@suse.cz>
 807
 808         PR middle-end/49373
 809         * ipa.c (cgraph_externally_visible_p): Check resolution info.
 810
 811 2011-06-11  Jan Hubicka  <jh@suse.cz>
 812
 813         PR middle-end/48836
 814         * ipa-inline-transform.c: Include tree-pass.h
 815         (inline_transform): Set TODO_update_ssa_only_virtuals.
 816         * Makefile.in (ipa-inline-transform.o): Add tree-pass.h.
 817
 818 2011-06-11  Jan Hubicka  <jh@suse.cz>
 819
 820         PR middle-end/49378
 821         * ipa.c (cgraph_non_local_node_p_1, cgraph_local_node_p): Rule out
 822         aliases and thunks.
 823
 824 2011-06-12  Ira Rosen  <ira.rosen@linaro.org>
 825
 826         * tree-vect-data-refs.c (vect_peeling_hash_get_most_frequent):
 827         Take number of iterations to peel into account for equally frequent
 828         misalignment values.
 829
 830 2011-06-11  Jan Hubicka  <jh@suse.cz>
 831
 832         * lto-streamer-out.c (produce_symtab): Stream out the newly represented
 833         aliases.
 834
 835 2011-06-11  Jan Hubicka  <jh@suse.cz>
 836
 837         * ipa-prop.c (ipa_make_edge_direct_to_target): Fix code setting varying
 838         args.
 839         (ipa_update_after_lto_read): Likewise.
 840         (ipa_write_node_info): Do not sream call_with_var_arguments.
 841         (ipa_read_node_info): Likewise.
 842
 843 2011-06-11  Jan Hubicka  <jh@suse.cz>
 844
 845         * ipa.c (cgraph_comdat_can_be_unshared_p): Fix pasto.
 846
 847 2011-06-11  Jan Hubicka  <jh@suse.cz>
 848
 849         * lto-symtab.c (lto_cgraph_replace_node): Kill same body alias code.
 850         (lto_symtab_resolve_can_prevail_p): Likewise.
 851         (lto_symtab_merge_cgraph_nodes): Update merging of aliases.
 852         * cgraph.c (same_body_aliases_done): New global var.
 853         (cgraph_same_body_alias_1): Rename to ...
 854         (cgraph_create_function_alias): ... this one; reorg to new
 855         representation.
 856         (cgraph_same_body_alias): Use cgraph_create_function_alias;
 857         record references when asked to.
 858         (cgraph_add_thunk): Fix formating.
 859         (cgraph_get_node): Kill same body alias code.
 860         (cgraph_node_for_asm): Likewise.
 861         (cgraph_remove_same_body_alias): Remove.
 862         (cgraph_remove_node): Kill same body alias code.
 863         (cgraph_mark_address_taken_node): Mark also the aliased function
 864         as having address taken.
 865         (dump_cgraph_node): Dump same body aliases.
 866         (cgraph_for_node_thunks_and_aliases): Update for new alias
 867         representation.
 868         (cgraph_for_node_and_aliases): Likewise.
 869         * cgraph.h (same_body): Kll pointer.
 870         (same_body_alias): Update comment.
 871         (same_body_aliases_done): Declare.
 872         (cgraph_remove_same_body_alias): Remove declaration.
 873         (cgraph_create_function_alias): Declare.
 874         (cgraph_process_same_body_aliases): Declare.
 875         (cgraph_function_with_gimple_body_p): Check for alias.
 876         (cgraph_can_remove_if_no_direct_calls_p): Look for aliases.
 877         (cgraph_alias_aliased_node): New function.
 878         (cgraph_function_node): Update for new aliases.
 879         (cgraph_function_or_thunk_node): Likewise.
 880         * ipa-inline-transform.c (can_remove_node_now_p): Look for aliases.
 881         (inline_call): Remove dead aliases.
 882         * cgraphunit.c (cgraph_decide_is_function_needed): Disable assembler
 883         name hack for same body aliases.
 884         (clone_of_p): Look through aliases.
 885         (verify_cgraph_node): Verify aliases.
 886         (cgraph_analyze_function): Analyze aliases; fixup C++ bugs.
 887         (cgraph_process_same_body_aliases): New function.
 888         (process_function_and_variable_attributes): Disable weakref warning on
 889         alias.
 890         (cgraph_analyze_functions): Handle aliases.
 891         (cgraph_mark_functions_to_output): Handle aliases same way as thunks.
 892         (assemble_thunks): Rename to ...
 893         (assemble_thunks_and_aliases): ... this one; handle aliases, too.
 894         (cgraph_expand_function): Remove alias output code.
 895         (cgraph_output_in_order): Skip aliases.
 896         (cgraph_preserve_function_body_p): Aliases don't need preserving.
 897         * ipa-ref.c (ipa_ref_use_name): Add alias reference.
 898         (ipa_record_reference): Do not assert on alias references.
 899         (ipa_ref_has_aliases_p): New function.
 900         * ipa-ref.h (enum ipa_ref_use): Add IPA_REF_ALIAS.
 901         (ipa_ref_has_aliases_p): Declare.
 902         * lto-cgraph.c (lto_output_node): Handle aliases.
 903         (input_node): Likewise.
 904         * lto-streamer-out.c (lto_output): Skip aliases.
 905         (produce_symtab): Kill same_body_alias code.
 906         * ipa-utils.c (ipa_reverse_postorder): Add FIXME.
 907         (ipa_reverse_postorder): Use cgraph_only_called_directly_or_aliased_p.
 908         * ipa-inline.c (update_caller_keys): Walk aliases.
 909         (inline_small_functions): Fix thinko in previous patch.
 910         * ipa.c (cgraph_externally_visible_p): Do not walk aliases.
 911         (function_and_variable_visibility): Do not walk same body aliases.
 912         * tree-ssa-structalias.c (associate_varinfo_to_alias): New function.
 913         (ipa_pta_execute): Use it.
 914
 915 2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
 916
 917         * config/i386/sse.md (vec_dupv4sf): Correct mode of forced register.
 918         (*vec_dupv2df): Rename from vec_dupv2df.
 919         (vec_dupv2df): New expander.
 920
 921 2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
 922
 923         * config/i386/sse.md (AVX_VEC_DUP_MODE): Rename from AVX256MODE24P.
 924
 925 2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
 926
 927         * config/i386/i386.md: Use default value in "isa" attribute.
 928         * config/i386/sse.md: Ditto.
 929         * config/i386/mmx.md: Ditto.
 930
 931 2011-06-10  Wei Guozhi  <carrot@google.com>
 932
 933         PR target/45335
 934         * config/arm/ldmstm.md (ldm2_ia, stm2_ia, ldm2_ib, stm2_ib, ldm2_da,
 935         stm2_da, ldm2_db, stm2_db): Add condition !arm_arch7 to these insns.
 936         (ldrd, ldrd_reg1, ldrd_reg2 and peephole2): New insn patterns and
 937         related peephole2.
 938         (strd, strd_reg1, strd_reg2 and peephole2): New insn patterns and
 939         related peephole2.
 940         * config/arm/arm-protos.h (arm_check_ldrd_operands): New prototype.
 941         (arm_legitimate_ldrd_p): New prototype.
 942         (arm_output_ldrd): New prototype.
 943         * config/arm/arm.c (arm_check_ldrd_operands): New function.
 944         (arm_legitimate_ldrd_p): New function.
 945         (arm_output_ldrd): New function.
 946
 947 2011-06-10  David Li  <davidxl@google.com>
 948
 949         * cgraphunit.c (cgraph_finalize_compilation_unit): Pass dump.
 950         * passes.c (passr_eq): New function.
 951         (create_pass_tab): New function.
 952         (pass_traverse): New function.
 953         (dump_one_pass): New function.
 954         (dump_pass_list): New function.
 955         (dump_passes): New function.
 956
 957 2011-06-10  Jan Hubicka  <jh@suse.cz>
 958
 959         * cgraph.c (cgraph_set_nothrow_flag_1): Update cgraph after
 960         setting the nothrow flag.
 961         * ipa-reference.c (propagate): Skip aliases.
 962         * ipa-pure-const.c (propagate_pure_const): Skip aliases.
 963         (propagate_nothrow): Skip aliases; do not update cgraph.
 964         (local_pure_const): Do not update cgraph.
 965         * tree-profile.c (tree_profiling): Do fixup_cfg.
 966
 967 2011-06-10  Jan Hubicka  <jh@suse.cz>
 968
 969         * ipa.c (cgraph_non_local_node_p_1): Break out from ...;
 970         (cgraph_local_node_p): ... here; handle aliases.
 971         (has_addr_references_p): Break out from ...;
 972         (cgraph_remove_unreachable_nodes) ... here.
 973
 974 2011-06-10  Jan Hubicka  <jh@suse.cz>
 975
 976         * opts.c (default_options): Enlist OPT_finline_functions_called_once.
 977         * common.opt (flag_inline_functions_called_once): Do not
 978         initialize to 1.
 979
 980 2011-06-10  Jan Hubicka  <jh@suse.cz>
 981
 982         * ipa-cp.c (ipcp_versionable_function_p): Thunks are not versionable.
 983         (ipcp_initialize_node_lattices): Do not deal with aliases;
 984         Do not try to propagate through thunks.
 985         (ipcp_change_tops_to_bottom): Do not deal with aliases.
 986
 987 2011-06-10  Jan Hubicka  <jh@suse.cz>
 988
 989         * ipa-prop.c (ipa_write_node_info): Stream jump functions
 990         for indirect calls.
 991         (ipa_read_node_info): Likewise.
 992
 993 2011-06-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 994
 995         PR lto/49302
 996         * tree-ssa-math-opts.c (powi_as_mults): Minor cleanup.
 997         (build_and_insert_call): Likewise.
 998         (build_and_insert_ref): New.
 999         (gimple_expand_builtin_pow): Minor cleanup.
1000         (gimple_expand_builtin_cabs): New.
1001         (execute_cse_sincos): Add case for BUILT_IN_CABS.
1002
1003 2011-06-10  Jan Hubicka  <jh@suse.cz>
1004
1005         * ipa-cp.c (ipcp_versionable_function_p): Aliases are not versionable.
1006         (ipcp_cloning_candidate_p): Aliases are not clonning candidates.
1007         (ipcp_initialize_node_lattices): We don't propagate through an aliases.
1008         (ipcp_propagate_stage): Skip aliases when propagating.
1009         (ipcp_need_redirect_p): Skip aliases.
1010         (ipcp_insert_stage): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY and
1011         collect_callers_of_node.
1012         * ipa-prop.c (ipa_init_func_list): Do not analyze datastructures
1013         for aliases.
1014         (ipa_compute_jump_functions): Look through aliases.
1015
1016 2011-06-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1017
1018         * doc/sourcebuild.texi (Effective-Target Keywords, pie): Document it.
1019
1020 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
1021
1022         * ira-costs.c: Remove #ifdefs on dead FORBIDDEN_INC_DEC_CLASSES.
1023         Adjust comments.
1024         * system.h (FORBIDDEN_INC_DEC_CLASSES): Poison.
1025
1026 2011-06-10  Jan Hubicka  <jh@suse.cz>
1027
1028         * ipa-cp.c (ipcp_process_devirtualization_opportunities):
1029         Update call of gimple_get_virt_method_for_binfo.
1030         * gimple-fold.c (gimple_get_virt_method_for_binfo): Remove
1031         refuse_thunks parameter.
1032         (gimple_fold_call): Update.
1033         * ipa-prop.c (try_make_edge_direct_virtual_call): Update.
1034
1035 2011-06-10  Jan Hubicka  <jh@suse.cz>
1036
1037         * tree-sra.c (all_callers_have_enough_arguments_p): Rename to ...
1038         (not_all_callers_have_enough_arguments_p): ... this one; turn into
1039         worker for cgraph_for_node_and_aliases.
1040         (convert_callers_for_node): Break out from ...
1041         (convert_callers): ... here.
1042         (modify_function): Use collect_callers_of_node.
1043         (ipa_early_sra): Use cgraph_for_node_and_aliases.
1044
1045 2011-06-10  Richard Guenther  <rguenther@suse.de>
1046
1047         PR tree-optimization/49361
1048         * fold-const.c (fold_binary_loc): Only fold x * x to pow (x, 2.0)
1049         when not already in gimple form.
1050
1051 2011-06-10  Richard Guenther  <rguenther@suse.de>
1052
1053         PR bootstrap/49344
1054         * tree-ssa-math-opts.c (convert_mult_to_fma): Use
1055         FOR_EACH_PHI_OR_STMT_USE.
1056
1057 2011-06-10  Jan Hubicka  <jh@suse.cz>
1058
1059         * ipa-inline-transform.c (can_remove_node_now_p): Move out of...
1060         (clone_inlined_nodes): ... here.
1061         (inline_call): Use cgraph_function_or_thunk_node; redirect edge
1062         to real destination prior inlining.
1063         * ipa-inline.c (caller_growth_limits, can_inline_edge_p,
1064         can_early_inline_edge_p, want_early_inline_function_p,
1065         want_early_inline_function_p, want_inline_small_function_p,
1066         want_inline_self_recursive_call_p, want_inline_function_called_once_p,
1067         edge_badness, update_all_callee_keys, lookup_recursive_calls,
1068         add_new_edges_to_heap, inline_small_functions, flatten_function,
1069         inline_always_inline_functions, early_inline_small_functions): Use
1070         cgraph_function_or_thunk_node.
1071         * ipa-inline-analysis.c (evaluate_conditions_for_edge,
1072         dump_inline_edge_summary, estimate_function_body_sizes): Likewise.
1073         (do_estimate_edge_growth_1): Break out from ...
1074         (do_estimate_growth) ... here; walk aliases.
1075         (inline_generate_summary): Skip aliases.
1076
1077 2011-06-10  Richard Guenther  <rguenther@suse.de>
1078
1079         * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Scan stmts
1080         forward when combining, visit inserted stmts when a stmt was changed.
1081
1082 2011-06-10  Paolo Carlini  <paolo.carlini@oracle.com>
1083
1084         * tree.h (error_operand_p): Add.
1085         * dbxout.c (dbxout_type_fields): Use the latter.
1086         * c-decl.c (add_stmt): Likewise.
1087         * gimplify.c (omp_add_variable, omp_notice_variable,
1088         gimplify_scan_omp_clauses): Likewise.
1089
1090 2011-06-10  Georg-Johann Lay  <avr@gjlay.de>
1091
1092         * config/avr/avr.c (avr_function_arg_advance): Fix thinko about
1093         when a value is actually passed in regs.
1094
1095 2011-06-10  Eric Botcazou  <ebotcazou@adacore.com>
1096             Laurent Rougé  <laurent.rouge@menta.fr>
1097
1098         * doc/invoke.texi (SPARC options): Add -mflat.
1099         * config/sparc/sparc.opt: Likewise.
1100         * config/sparc/sparc-protos.h (sparc_expand_epilogue): Add parameter.
1101         (sparc_flat_expand_prologue): Declare.
1102         (sparc_flat_expand_epilogue): Likewise.
1103         * config/sparc/sparc.h (CPP_CPU_SPEC): Do not handle -msoft-float.
1104         (CPP_ENDIAN_SPEC): Replace with...
1105         (CPP_OTHER_SPEC): ...this.  Also handle -mflat and -msoft-float.
1106         (CPP_SPEC): Adjust to above change.
1107         (EXTRA_SPECS): Likewise.
1108         (SPARC_INCOMING_INT_ARG_FIRST): Add TARGET_FLAT handling.
1109         (INCOMING_REGNO): Likewise.
1110         (OUTGOING_REGNO): Likewise.
1111         (LOCAL_REGNO): Likewise.
1112         (SETUP_FRAME_ADDRESSES): Likewise.
1113         (FIXED_REGISTERS): Set 0 for %fp.
1114         (CALL_USED_REGISTERS): Likewise.
1115         (INITIAL_ELIMINATION_OFFSET): Pass current_function_is_leaf.
1116         (EXIT_IGNORE_STACK): Define to 1 unconditionally.
1117         (RETURN_ADDR_REGNUM): Define.
1118         (RETURN_ADDR_RTX): Use it.
1119         (INCOMING_RETURN_ADDR_REGNUM): Define.
1120         (INCOMING_RETURN_ADDR_RTX): Use it.
1121         (DWARF_FRAME_RETURN_COLUMN): Likewise.
1122         (EH_RETURN_REGNUM): Define.
1123         (EH_RETURN_STACKADJ_RTX): Use it.
1124         (EH_RETURN_HANDLER_RTX): Delete.
1125         (EPILOGUE_USES): Use them and add TARGET_FLAT handling.
1126         * config/sparc/sparc.c (apparent_fsize, actual_fsize, num_gfregs):
1127         Delete.
1128         (struct machine_function): Add frame_size, apparent_frame_size,
1129         frame_base_reg, frame_base_offset, n_global_fp_regs and
1130         save_local_in_regs_p fields.
1131         (sparc_frame_size, sparc_apparent_frame_size, sparc_frame_base_reg,
1132         sparc_frame_base_offset, sparc_n_global_fp_regs,
1133         sparc_save_local_in_regs_p): New macros.
1134         (sparc_option_override): Error out if -fcall-saved-REG is specified
1135         for Out registers.
1136         (eligible_for_restore_insn): Fix formatting.
1137         (eligible_for_return_delay): Likewise.  Add TARGET_FLAT handling.
1138         (eligible_for_sibcall_delay): Likewise.
1139         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Add MODE parameter.
1140         (sparc_legitimate_address_p): Adjust to above change.
1141         (save_global_or_fp_reg_p): New predicate.
1142         (return_addr_reg_needed_p): Likewise.
1143         (save_local_or_in_reg_p): Likewise.
1144         (sparc_compute_frame_size): Use them.  Add TARGET_FLAT handling.
1145         (SORR_SAVE, SORR_RESTORE): Delete.
1146         (sorr_pred_t): New typedef.
1147         (sorr_act_t): New enum.
1148         (save_or_restore_regs): Rename to...
1149         (emit_save_or_restore_regs): ...this.  Change type of LOW and HIGH
1150         parameters, remove ACTION parameter, add LEAF_FUNCTION_P, SAVE_P,
1151         ACTION_TRUE and ACTION_FALSE parameters.  Implement more general
1152         mechanism.  Add CFI information for double-word saves in 32-bit mode.
1153         (emit_adjust_base_to_offset): New function extracted from...
1154         (emit_save_or_restore_regs): ...this.  Rename the rest to...
1155         (emit_save_or_restore_regs_global_fp_regs): ...this.
1156         (emit_save_or_restore_regs_local_in_regs): New function.
1157         (gen_create_flat_frame_[123]): New functions.
1158         (sparc_expand_prologue): Use SIZE local variable.  Adjust.
1159         (sparc_flat_expand_prologue): New function.
1160         (sparc_asm_function_prologue): Add TARGET_FLAT handling.
1161         (sparc_expand_epilogue): Use SIZE local variable.  Adjust.
1162         (sparc_flat_expand_epilogue): New function.
1163         (sparc_can_use_return_insn_p): Add TARGET_FLAT handling.
1164         (output_return): Likewise.
1165         (output_sibcall): Likewise.
1166         (sparc_output_mi_thunk): Likewise.
1167         (sparc_frame_pointer_required): Likewise.
1168         (sparc_conditional_register_usage): If TARGET_FLAT, disable the leaf
1169         function optimization.
1170         * config/sparc/sparc.md (flat): New attribute.
1171         (prologue): Add TARGET_FLAT handling.
1172         (save_register_window): Disable if TARGET_FLAT.
1173         (create_flat_frame_[123]): New patterns.
1174         (epilogue): Add TARGET_FLAT handling.
1175         (sibcall_epilogue): Likewise.
1176         (eh_return): New expander.
1177         (eh_return_internal): New insn and splitter.
1178         (return_internal): Add TARGET_FLAT handling.
1179         (untyped_return): Remove bogus test and use RETURN_ADDR_REGNUM.
1180         (save_stack_nonlocal): Use RETURN_ADDR_REGNUM.
1181         (nonlocal_goto): Add TARGET_FLAT handling.
1182         * config/sparc/t-elf: Add -mflat multilib.
1183         * config/sparc/t-leon: Likewise.
1184
1185 2011-06-10  Jan Hubicka  <jh@suse.cz>
1186
1187         * ipa-utils.c (searchc): Use cgraph_function_or_thunk_node.
1188         * ipa-pure-const.c (analyze_function): Aliases don't need analysis.
1189         (self_recursive_p): Use cgraph_function_node.
1190         (propagate_pure_const): Likewise.
1191         (propagate_nothrow): Likewise.
1192         * ipa-reference.c (ipa_reference_get_not_read_global): Use
1193         cgraph_function_node.
1194         (propagate_bits): Likewise.
1195         (propagate): Likewise.
1196
1197 2011-06-10  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
1198             Richard Earnshaw  <rearnsha@arm.com>
1199
1200         * config/arm/arm.c (const_ok_for_op): Check to see if mvn can be used.
1201         * config/arm/vfp.md (*arm_movdi_vfp): Delete.
1202         (*thumb2_movdi_vfp): Delete.
1203         (*arm_movdi_vfp_cortexa8): Delete.
1204         (*movdi_vfp): Consolidate from *arm_movdi_vfp and *thumb2_movdi_vfp.
1205         (*movdi_vfp_cortexa8): Likewise.
1206
1207 2011-06-10  Richard Guenther  <rguenther@suse.de>
1208
1209         * stor-layout.c (initialize_sizetypes): Give names to all
1210         sizetype kinds.
1211
1212 2011-06-10  Ira Rosen  <ira.rosen@linaro.org>
1213
1214         PR tree-optimization/49318
1215         * tree-vect-loop.c (vect_determine_vectorization_factor): Remove
1216         irrelevant pattern statements.
1217
1218 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
1219
1220         * system.h (SETJMP_VIA_SAVE_AREA): Poison.
1221
1222         PR bootstrap/49354
1223         * ira-costs.c (setup_regno_cost_classes_by_mode): Add missing cast
1224         to last assignment.
1225
1226 2011-06-09  Jan Hubicka  <jh@suse.cz>
1227
1228         * cgraphunit.c (cgraph_reset_node): Do not set redefined_extern_inline;
1229         do not recompute reachable flag.
1230         (cgraph_finalize_function, cgraph_analyze_functions): Set
1231         redefined_extern_inline here.
1232
1233 2011-06-09  Jan Hubicka  <jh@suse.cz>
1234
1235         * cgraph.h (cgraph_only_called_directly_or_aliased_p): Rename from ...
1236         (cgraph_only_called_directly_p): ... this one; bring offline.
1237         (resolution_used_from_other_file_p, cgraph_used_from_object_file_p,
1238         varpool_used_from_object_file_p): Drop names from the declaratoin.
1239         (cgraph_for_node_thunks_and_aliases, cgraph_for_node_and_aliases,
1240         collect_callers_of_node): New.
1241         (cgraph_function_node, cgraph_function_or_thunk_node): New functions.
1242         (cgraph_edge_recursive_p): Use cgraph_function_node.
1243         * cgraph.c (cgraph_add_thunk): Check that thunk is not already alias.
1244         (cgraph_node_cannot_be_local_p_1): Break out from ...
1245         (cgraph_node_can_be_local_p): ... here; walk aliases.
1246         (cgraph_for_node_thunks_and_aliases): New function.
1247         (cgraph_for_node_and_aliases): New function.
1248         (cgraph_make_node_local_1): Break out from ...
1249         (cgraph_make_node_local) ... here; use
1250         cgraph_for_node_thunks_and_aliases.
1251         (cgraph_set_nothrow_flag_1): Break out from ...
1252         (cgraph_set_nothrow_flag) ... here;
1253         use cgraph_for_node_thunks_and_aliases.
1254         (cgraph_set_const_flag_1): Break out from ...
1255         (cgraph_set_const_flag) ... here;
1256         use cgraph_for_node_thunks_and_aliases.
1257         (cgraph_set_pure_flag_1): Break out from ...
1258         (cgraph_set_pure_flag) ... here;
1259         use cgraph_for_node_thunks_and_aliases.
1260         (cgraph_propagate_frequency_1): Break out from ...
1261         (cgraph_propagate_frequency) ... here; use
1262         cgraph_for_node_thunks_and_aliases.
1263         (cgraph_used_from_object_file_p): Do not care about aliases.
1264         (cgraph_not_only_called_directly_p_1, cgraph_only_called_directly_p):
1265         New functions.
1266         (collect_callers_of_node_1, collect_callers_of_node): New functions.
1267
1268 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
1269
1270         PR rtl-optimization/49154
1271         * config/cris/cris.h (FIXED_REGISTERS): Include CRIS_CC0_REGNUM.
1272         (enum reg_class): Add SRP_REGS and MOF_SRP_REGS.
1273         (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
1274         (PREFERRED_RELOAD_CLASS, SECONDARY_RELOAD_CLASS): Adjust to fit.
1275         * config/cris/cris.h (cris_register_move_cost): Remove
1276         !TARGET_V32 code.  Tweak comments.
1277
1278 2011-06-09  Jan Hubicka  <jh@suse.cz>
1279
1280         * cgraphbuild.c (record_eh_tables): Mark personality function as having
1281         address taken.
1282
1283 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
1284
1285         PR rtl-optimization/49154
1286         * ira-costs.c (setup_regno_cost_classes_by_mode): If there already
1287         is a matching slot in the hashtable, assign it to classes_ptr.
1288
1289         PR rtl-optimization/49154
1290         * doc/tm.texi.in (Register Classes): Document rule for the narrowest
1291         register classes.
1292         * doc/tm.texi: Regenerate.
1293
1294 2011-06-09  Kaz Kojima  <kkojima@gcc.gnu.org>
1295
1296         PR target/49307
1297         * config/sh/sh.md (UNSPEC_CHKADD): New.
1298         (chk_guard_add): New define_insn_and_split.
1299         (symGOT_load): Use chk_guard_add instead of blockage.
1300
1301 2011-06-09  Kai Tietz  <ktietz@redhat.com>
1302
1303         * libgcc2.c (L_trampoline): Include windows.h for mingw targets.
1304
1305 2011-06-09  Eric Botcazou  <ebotcazou@adacore.com>
1306
1307         * config/sparc/sparc.md (return_internal): Adjust 'length' attribute.
1308
1309 2011-06-09  Wei Guozhi  <carrot@google.com>
1310
1311         PR target/46975
1312         * config/arm/arm.md (*addsi3_carryin_compare0_<optab>): New pattern.
1313         (peephole2 for conditional move): Generate 16 bit instructions.
1314
1315 2011-06-09  Uros Bizjak  <ubizjak@gmail.com>
1316
1317         * config/i386/i386.md (*movdi_internal_rex64): Merge
1318         alternatives 6 and 8.
1319
1320 2011-06-09  David Li  <davidxl@google.com>
1321
1322         * cgraphunit.c (cgraph_finalize_compilation_unit): Pass dump.
1323         * passes.c (passr_eq): New function.
1324         (create_pass_tab): New function.
1325         (pass_traverse): New function.
1326         (dump_one_pass): New function.
1327         (dump_pass_list): New function.
1328         (dump_passes): New function.
1329
1330 2011-06-09  David Li  <davidxl@google.com>
1331
1332         * tree-complex.c (tree_lower_complex): Gate cleanup.
1333         * tree-stdarg.c (check_all_va_list_escapes): Ditto.
1334         (execute_optimize_stdarg): Ditto.
1335         * tree-eh.c (execute_lower_eh_dispatch): Ditto.
1336         (execute_cleanup_eh_1): Ditto.
1337         (execute_cleanup_eh): Ditto.
1338         * gcse.c (gate_rtl_pre): Ditto.
1339         (execute_rtl_pre): Ditto.
1340         * except.c (finish_eh_generation): Ditto.
1341         (convert_to_eh_region_ranges): Ditto.
1342         * cprop.c (one_cprop_pass): Ditto.
1343
1344 2011-06-09  Bernd Schmidt  <bernds@codesourcery.com>
1345
1346         PR target/48673
1347         * config/ia64/ia64.c (ia64_reorg): Clear BB_DISABLE_SCHEDULE flag
1348         in all basic blocks.
1349
1350 2011-06-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1351
1352         * config/alpha/netbsd.h (ENABLE_EXECUTE_STACK): Remove.
1353         (HAVE_ENABLE_EXECUTE_STACK): Define.
1354         * config/alpha/osf5.h (ENABLE_EXECUTE_STACK): Remove.
1355         (HAVE_ENABLE_EXECUTE_STACK): Define.
1356         * config/darwin.h (ENABLE_EXECUTE_STACK): Remove.
1357         (HAVE_ENABLE_EXECUTE_STACK): Define.
1358         * config/i386/mingw32.h (MINGW_ENABLE_EXECUTE_STACK): Remove.
1359         (ENABLE_EXECUTE_STACK): Remove.
1360         (HAVE_ENABLE_EXECUTE_STACK): Define.
1361         [IN_LIBGCC2]: Don't include <windows.h>.
1362         * config/i386/netbsd-elf.h (ENABLE_EXECUTE_STACK): Remove.
1363         (HAVE_ENABLE_EXECUTE_STACK): Define.
1364         * config/i386/netbsd64.h (ENABLE_EXECUTE_STACK): Remove.
1365         (HAVE_ENABLE_EXECUTE_STACK): Define.
1366         * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): Remove.
1367         * config/openbsd.h (ENABLE_EXECUTE_STACK): Remove.
1368         (HAVE_ENABLE_EXECUTE_STACK): Define.
1369         * config/sol2.h (ENABLE_EXECUTE_STACK): Remove.
1370         (HAVE_ENABLE_EXECUTE_STACK): Define.
1371         * config/sparc/freebsd.h (ENABLE_EXECUTE_STACK): Remove.
1372         (HAVE_ENABLE_EXECUTE_STACK): Define.
1373         * config/sparc/netbsd-elf.h (ENABLE_EXECUTE_STACK): Remove.
1374         (HAVE_ENABLE_EXECUTE_STACK): Define.
1375         * config/alpha/alpha.c (alpha_trampoline_init): Test
1376         HAVE_ENABLE_EXECUTE_STACK.
1377         * config/i386/i386.c (ix86_trampoline_init): Likewise.
1378         * config/sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
1379         (sparc64_initialize_trampoline): Likewise.
1380         * libgcc2.c [L_enable_execute_stack]: Remove.
1381         * system.h (ENABLE_EXECUTE_STACK): Poison.
1382         * doc/tm.texi.in (Trampolines, ENABLE_EXECUTE_STACK): Remove.
1383         * doc/tm.texi: Regenerate.
1384         * Makefile.in (LIBGCC2_CFLAGS): Add -fbuilding-libgcc.
1385
1386 2011-06-09  Jakub Jelinek  <jakub@redhat.com>
1387
1388         PR middle-end/49308
1389         * dce.c (reset_unmarked_insns_debug_uses): Avoid shadowing insn
1390         variable.  After resetting and rescanning insn continue with previous
1391         statement.
1392
1393 2011-06-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1394
1395         * configure.ac (gcc_cv_as_hidden): Enable on *-*-darwin*.
1396         (gcc_cv_ld_hidden): Likewise.
1397         * configure: Regenerate.
1398         * config/i386/i386.c (USE_HIDDEN_LINKONCE): Remove TARGET_MACHO.
1399         (ix86_stack_protect_fail): Mark unused.
1400         (TARGET_STACK_PROTECT_FAIL) [TARGET_MACHO]: Don't redefine.
1401         * config/rs6000/rs6000.c (rs6000_assemble_visibility)
1402         [TARGET_MACHO]: Don't define.
1403         (TARGET_ASM_ASSEMBLE_VISIBILITY): Likewise.
1404         (TARGET_STACK_PROTECT_FAIL): Likewise.
1405         (rs6000_stack_protect_fail): Mark unused.
1406         * dwarf2asm.c (dw2_output_indirect_constant_1): Mark decl hidden if
1407         USE_LINKONCE_INDIRECT.  Don't emit .hidden expicitly.
1408
1409 2011-06-08  Andi Kleen  <ak@linux.intel.com>
1410
1411         * varasm.c (get_section): Print location of other conflict
1412         for section conflicts.
1413
1414 2011-06-08  Andi Kleen  <ak@linux.intel.com>
1415
1416         * config/i386/driver-i386.c (host_detect_local_cpu):
1417         Add model 0x2d Intel CPU.
1418
1419 2011-06-08  Andi Kleen  <ak@linux.intel.com>
1420
1421         * reginfo.c (global_regs_decl): Add.
1422         (globalize_reg): Add decl parameter. Compute location.  Pass location
1423         to warnings and add inform. Store decl in global_regs_decl.
1424         * rtl.h (globalize_reg): Update prototype.
1425         * varasm.c (make_decl_rtl): Pass decl to globalize_reg().
1426
1427 2011-06-09  Mingjie Xing  <mingjie.xing@gmail.com>
1428
1429         * treestruct.def (TS_TYPE_DECL): Fix the printable name typo.
1430
1431 2011-06-08  Kaz Kojima  <kkojima@gcc.gnu.org>
1432
1433         PR target/49305
1434         * config/sh/predicates.md (general_movsrc_operand): Check
1435         mode for memory with indexed address for QI and HImode.
1436         (general_movdst_operand): Likewise.
1437
1438 2011-06-09  Nicola Pero  <nicola.pero@meta-innovation.com>
1439
1440         * doc/objc.texi (Traditional GNU Objective-C runtime API): Updated.
1441
1442 2011-06-08  Alexandre Oliva  <aoliva@redhat.com>
1443
1444         * tree-flow-inline.h (op_iter_init): Reject GIMPLE_PHI stmts.
1445         (num_ssa_operands): Likewise.
1446         (op_iter_init_phiuse): Forward-declare.
1447         (delink_stmt_imm_use): Iterate with FOR_EACH_PHI_OR_STMT_USE.
1448
1449 2011-06-08  Nick Clifton  <nickc@redhat.com>
1450
1451         * doc/invoke.texi (ARM Options): Update description of
1452         -mthumb-interwork.
1453
1454 2011-06-08  H.J. Lu  <hongjiu.lu@intel.com>
1455
1456         * config/i386/driver-i386.c (host_detect_local_cpu): Support
1457         unknown Intel family 0x6 CPUs.
1458
1459 2011-06-08  Martin Jambor  <mjambor@suse.cz>
1460
1461         * tree-sra.c (mark_rw_status): Removed.
1462         (analyze_access_subtree): New parameter parent instead of
1463         mark_read and mark_write, propagate from that.
1464
1465 2011-06-08  Julian Brown  <julian@codesourcery.com>
1466
1467         * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
1468         for double-precision helper functions in hard-float mode if only
1469         single-precision arithmetic is supported in hardware.
1470
1471 2011-06-08  Alexander Monakov  <amonakov@ispras.ru>
1472
1473         PR rtl-optimization/49303
1474         * sel-sched.c (move_op): Use correct type for 'res'.  Verify that
1475         code_motion_path_driver returned 0 or 1.
1476         (sel_region_finish): Clear h_d_i_d.
1477
1478 2011-06-08  Kaz Kojima  <kkojima@gcc.gnu.org>
1479
1480         * config/sh/sh.c (prepare_move_operands): Set pic register
1481         appropriately for global and local dynamic tls models even
1482         if flag_pic is unset.
1483
1484 2011-06-07  Jason Merrill  <jason@redhat.com>
1485
1486         * pretty-print.h (ATTRIBUTE_GCC_PPDIAG): Use GCC_DIAG_STYLE if set.
1487
1488 2011-06-07  Xinliang David Li  <davidxl@google.com>
1489         * passes.c (enable_disable_pass): Handle assembler name.
1490         (is_pass_explicitly_enabled_or_disabled): Ditto.
1491
1492 2011-06-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1493
1494         PR tree-optimization/48497
1495         * doc/sourcebuild.texi (Directives, dg-additional-options): Document.
1496
1497 2011-06-07  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1498
1499         PR tree-optimization/46728
1500         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Change FIXME
1501         to use gimple_val_nonnegative_real_p.
1502         * gimple-fold.c (gimple_val_nonnegative_real_p): New function.
1503         * gimple.h (gimple_val_nonnegative_real_p): New declaration.
1504
1505 2011-06-07  H.J. Lu  <hongjiu.lu@intel.com>
1506
1507         * config/i386/i386.md (*movsf_internal): Optimize AVX check.
1508
1509 2011-06-07  Sergey Grechanik  <mouseentity@ispras.ru>
1510
1511         * config/arm/arm.c (coproc_secondary_reload_class): Return NO_REGS for
1512         constant vectors.
1513
1514 2011-06-07  Richard Guenther  <rguenther@suse.de>
1515
1516         * stor-layout.c (initialize_sizetypes): Initialize all
1517         sizetypes based on target definitions.
1518         (set_sizetype): Remove.
1519         * tree.c (build_common_tree_nodes): Do not call set_sizetype.
1520         * tree.h (set_sizetype): Remove.
1521
1522 2011-06-07  Nick Clifton  <nickc@redhat.com>
1523
1524         * config.gcc: Unify V850 architecture options and add support for
1525         newer V850 architectures.
1526         * config/v850/t-v850e: Delete.
1527
1528 2011-06-07  Richard Guenther  <rguenther@suse.de>
1529
1530         * tree.c (build_common_tree_nodes): Also initialize size_type_node.
1531         Call set_sizetype from here.
1532
1533 2011-06-07  Andrew Stubbs  <ams@codesourcery.com>
1534
1535         * config/arm/arm.md (*maddhidi4tb, *maddhidi4tt): New define_insns.
1536         (*maddhisi4tb, *maddhisi4tt): New define_insns.
1537
1538 2011-06-07  Bernd Schmidt  <bernds@codesourcery.com>
1539             Andrew Stubbs  <ams@codesourcery.com>
1540
1541         * simplify-rtx.c (simplify_unary_operation_1): Canonicalize widening
1542         multiplies.
1543         * doc/md.texi (Canonicalization of Instructions): Document widening
1544         multiply canonicalization.
1545
1546 2011-06-07  Jakub Jelinek  <jakub@redhat.com>
1547
1548         PR gcov-profile/49299
1549         * value-prof.c (gimple_ic): Don't assume icall has a fallthru edge.
1550
1551 2011-06-07  Ira Rosen  <ira.rosen@linaro.org>
1552
1553         * tree-vectorizer.h (vect_recog_func_ptr): Make last argument to be
1554         a pointer.
1555         * tree-vect-patterns.c (vect_recog_widen_sum_pattern,
1556         vect_recog_widen_mult_pattern, vect_recog_dot_prod_pattern,
1557         vect_recog_pow_pattern): Likewise.
1558         (vect_pattern_recog_1): Remove declaration.
1559         (widened_name_p): Remove declaration.  Add new argument to specify
1560         whether to check that both types are either signed or unsigned.
1561         (vect_recog_widen_mult_pattern): Update documentation.  Handle
1562         unsigned patterns and multiplication by constants.
1563         (vect_pattern_recog_1): Update vect_recog_func references.  Use
1564         statement information from the statement returned from pattern
1565         detection functions.
1566         (vect_pattern_recog): Update vect_recog_func reference.
1567         * tree-vect-stmts.c (vectorizable_type_promotion): For widening
1568         multiplication by a constant use the type of the other operand.
1569
1570 2011-06-06  Richard Sandiford  <rdsandiford@googlemail.com>
1571
1572         PR rtl-optimization/49145
1573         * combine.c (make_compound_operation): Handle ZERO_EXTEND specially.
1574
1575 2011-06-06  Jakub Jelinek  <jakub@redhat.com>
1576
1577         PR debug/49262
1578         * dwarf2out.c (native_encode_initializer): Decrement count in each
1579         iteration.
1580
1581         PR debug/49294
1582         * dwarf2out.c (mem_loc_descriptor) <do_shift>: Give up for
1583         non-MODE_INT modes.
1584
1585         PR c++/49264
1586         * gimple-fold.c (fold_stmt_1): Don't try to fold *& on the lhs
1587         if stmt folded into nothing.
1588         * tree-inline.c (fold_marked_statements): If a builtin at the end of
1589         a bb folded into nothing, just update cgraph edges and move to next bb.
1590         * cgraph.c (cgraph_update_edges_for_call_stmt_node): Allow new_stmt
1591         to be NULL.  Don't compute count and frequency if new_call is NULL.
1592
1593 2011-06-04  Diego Novillo  <dnovillo@google.com>
1594
1595         * Makefile.in (lto-compress.o): Add dependency on LTO_STREAMER_H.
1596         (cgraph.o): Likewise.
1597         (cgraphunit.o): Likewise.
1598         * cgraphunit.c: Include lto-streamer.h
1599         (cgraph_finalize_compilation_unit): Call lto_streamer_hooks_init
1600         if LTO is enabled.
1601         * lto-streamer-in.c (unpack_value_fields): Call
1602         streamer_hooks.unpack_value_fields if set.
1603         (lto_materialize_tree): For unhandled nodes, first try to
1604         call lto_streamer_hooks.alloc_tree, if it exists.
1605         (lto_input_ts_decl_common_tree_pointers): Move reading of
1606         DECL_INITIAL to lto_streamer_read_tree.
1607         (lto_read_tree): Call lto_streamer_hooks.read_tree if set.
1608         (lto_streamer_read_tree): New.
1609         (lto_reader_init): Rename from lto_init_reader.
1610         Move initialization code to lto/lto.c.
1611         * lto-streamer-out.c (pack_value_fields): Call
1612         streamer_hooks.pack_value_fields if set.
1613         (lto_output_tree_ref): For tree nodes that are not normally indexable,
1614         call streamer_hooks.indexable_with_decls_p before giving up.
1615         (lto_output_ts_decl_common_tree_pointers): Move handling
1616         for FUNCTION_DECL and TRANSLATION_UNIT_DECL to lto_streamer_write_tree.
1617         (lto_output_tree_header): Call streamer_hooks.is_streamable instead of
1618         lto_is_streamable.  Call lto_streamer_hooks.output_tree_header if set.
1619         (lto_write_tree): Call lto_streamer_hooks.write_tree if set.
1620         (lto_streamer_write_tree): New.
1621         (lto_output): Call lto_streamer_init directly.
1622         (lto_writer_init): Remove.
1623         * lto-streamer.c (streamer_hooks): New.
1624         (lto_streamer_cache_create): Call streamer_hooks.preload_common_nodes
1625         instead of lto_preload_common_nodes.
1626         (lto_is_streamable): Move from lto-streamer.h
1627         (lto_streamer_hooks_init): New.
1628         (streamer_hooks): New.
1629         (streamer_hooks_init): New.
1630         * lto-streamer.h (struct output_block): Forward declare.
1631         (struct lto_input_block): Likewise.
1632         (struct data_in): Likewise.
1633         (struct bitpack_d): Likewise.
1634         (struct streamer_hooks): Declare.
1635         (streamer_hooks): Declare.
1636         (lto_streamer_hooks_init): Declare.
1637         (lto_streamer_write_tree): Declare.
1638         (lto_streamer_read_tree): Declare.
1639         (streamer_hooks_init): Declare.
1640         (lto_is_streamable): Move to lto-streamer.c
1641
1642 2011-06-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1643
1644         * longlong.h (smul_ppmm): The resulting register pair contains the
1645         higher order word first.
1646
1647 2011-06-06  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1648
1649         PR tree-optimization/46728
1650         * builtins.c (powi_table): Remove.
1651         (powi_lookup_cost): Remove.
1652         (powi_cost): Remove.
1653         (expand_powi_1): Remove.
1654         (expand_powi): Remove.
1655         (expand_builtin_pow_root): Remove.
1656         (expand_builtin_pow): Remove.
1657         (expand_builtin_powi): Eliminate handling of constant exponent.
1658         (expand_builtin): Use expand_builtin_mathfn_2 for BUILT_IN_POW.
1659
1660 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
1661
1662         * cprop.c (local_cprop_pass): Don't set changed for debug insns.
1663
1664 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
1665
1666         * dce.c (reset_unmarked_insns_debug_uses): New.
1667         (delete_unmarked_insns): Skip debug insns.
1668         (prescan_insns_for_dce): Likewise.
1669         (rest_of_handle_ud_dce): Reset debug uses of removed sets.
1670         * reg-stack.c (subst_stack_regs_in_debug_insn): Signal when no
1671         active reg can be found.
1672         (subst_all_stack_regs_in_debug_insn): New.  Reset debug insn then.
1673         (convert_regs_1): Use it.
1674
1675 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
1676
1677         * tree-pretty-print.c (dump_function_header): Add flags.
1678         Don't dump decl_uid with nouid.
1679         * tree-pretty-print.h (dump_function_header): Adjust.
1680         * final.c (rest_of_clean_state): Pass dump_flags on, with nouid.
1681         * passes.c (pass_init_dump_file): Pass dump_flags on.
1682         * tree-cfg.c (gimple_dump_cfg): Pass flags on.
1683
1684 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
1685
1686         PR bootstrap/49270
1687         * ipa-inline-analysis.c (read_predicate): Initialize all clauses.
1688
1689 2011-06-06  Mikael Pettersson  <mikpe@it.uu.se>
1690
1691         PR tree-optimization/49243
1692         * calls.c (setjmp_call_p): Also check if fndecl has the
1693         returns_twice attribute.
1694
1695 2011-06-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1696
1697         * config/mips/iris6.h (ENDFILE_SPEC): Use crtfastmath.o if
1698         -ffast-math etc.
1699
1700 2011-06-06  Richard Henderson  <rth@redhat.com>
1701             Georg-Johann Lay  <avr@gjlay.de>
1702
1703         PR target/42210
1704         * config/avr/predicates.md (const1_operand, const_0_to_7_operand):
1705         New predicates.
1706         * config/avr/avr.md ("insv"): New insn expander.
1707         ("*movbitqi.1-6.a", "*movbitqi.1-6.b", "*movbitqi.0", "*insv.io",
1708         "*insv.not.io", "*insv.reg"): New insns.
1709
1710 2011-06-06  Hans-Peter Nilsson  <hp@bitrange.com>
1711
1712         PR target/49285
1713         * config/mmix/mmix.md ("truncdfsf2", "extendsfdf2"): Correct predicate
1714         to nonimmediate_operand from memory_operand for the operand that is to
1715         be forced to memory by the expander.  Lose the constraints.
1716
1717 2011-06-05  Eric Botcazou  <ebotcazou@adacore.com>
1718
1719         * config/sparc/sparc.c (output_return): Fix thinko in the output of an
1720         EH return when delayed branches are disabled.
1721
1722 2011-06-05  Uros Bizjak  <ubizjak@gmail.com>
1723
1724         * config/i386/i386.md (*movdf_internal_rex64) <case 8,9,10>:
1725         Remove MODE_TI handling.  Remove SSE1 handling in attribute "mode"
1726         calculation.
1727         (*movdf_internal_rex64) <case 6,7,8>: Remove MODE_TI handling.
1728         Simplify MODE_V1DF and MODE_V2SF handling.
1729         (*movsf_internal): Remove x constraint from alternative 7 of operand 1.
1730         Simplify MODE_SF handling.
1731
1732 2011-06-04  Jan Hubicka  <jh@suse.cz>
1733
1734         PR tree-optimization/48893
1735         PR tree-optimization/49091
1736         PR tree-optimization/49179
1737         * ipa-inline-analysis.c (evaluate_conditions_for_known_args):
1738         Bounds check.
1739
1740 2011-06-04  Jan Hubicka  <jh@suse.cz>
1741
1742         PR lto/48954
1743         * lto-cgraph.c (output_node_opt_summary): Handle NULL skip args
1744         bitmaps.
1745
1746 2011-06-04  Jonathan Wakely  <jwakely.gcc@gmail.com>
1747
1748         * doc/invoke.texi: Document -Wdelete-non-virtual-dtor.
1749
1750 2011-06-04  Jakub Jelinek  <jakub@redhat.com>
1751
1752         PR target/49281
1753         * config/i386/i386.md (*lea_general_4): Require INTVAL (operands[3])
1754         to be strictly smaller than 1 << shiftcount.
1755
1756 2011-06-04  Jan Hubicka  <jh@suse.cz>
1757
1758         PR tree-optimize/48929
1759         * ipa-inline-analysis.c (remap_edge_predicates): Fix handling
1760         of empty predicate.
1761
1762 2011-06-04  Alexandre Oliva  <aoliva@redhat.com>
1763
1764         PR debug/48333
1765         * calls.c (emit_call_1): Prefer the __builtin declaration of
1766         builtin functions.
1767
1768 2011-06-03   Diego Novillo  <dnovillo@google.com>
1769
1770         * lto-streamer-in.c (unpack_value_fields): Remove unneeded asserts.
1771         (lto_input_tree_pointers): Likewise.
1772         * lto-streamer-out.c (pack_value_fields): Likewise.
1773         (lto_output_tree_pointers): Likewise.
1774         * lto-streamer.h (lto_is_streamable): Add check for OMP_CLAUSE
1775         and OPTIMIZATION_NODE.
1776
1777 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1778
1779         * config/alpha/linux.h (MD_UNWIND_SUPPORT): Remove.
1780         * config/alpha/osf5.h (MD_UNWIND_SUPPORT): Remove.
1781         * config/alpha/vms.h (MD_UNWIND_SUPPORT): Remove.
1782         * config/bfin/linux.h (MD_UNWIND_SUPPORT): Remove.
1783         * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Remove.
1784         * config/i386/linux.h (MD_UNWIND_SUPPORT): Remove.
1785         * config/i386/linux64.h (MD_UNWIND_SUPPORT): Remove.
1786         * config/i386/sol2.h (MD_UNWIND_SUPPORT): Remove.
1787         * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Remove.
1788         * config/ia64/linux.h (MD_UNWIND_SUPPORT): Remove.
1789         * config/ia64/vms.h (MD_UNWIND_SUPPORT): Remove.
1790         * config/m68k/linux.h (MD_UNWIND_SUPPORT): Remove.
1791         * config/mips/linux.h (MD_UNWIND_SUPPORT): Remove.
1792         * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): Remove.
1793         * config/pa/pa32-linux.h (MD_UNWIND_SUPPORT): Remove.
1794         * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Remove.
1795         * config/rs6000/linux.h (MD_UNWIND_SUPPORT): Remove.
1796         * config/rs6000/linux64.h (MD_UNWIND_SUPPORT): Remove.
1797         * config/s390/linux.h (MD_UNWIND_SUPPORT): Remove.
1798         * config/s390/tpf.h (MD_UNWIND_SUPPORT): Remove.
1799         * config/sh/linux.h (MD_UNWIND_SUPPORT): Remove.
1800         * config/sparc/linux.h (MD_UNWIND_SUPPORT): Remove.
1801         * config/sparc/linux64.h (MD_UNWIND_SUPPORT): Remove.
1802         * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Remove.
1803         * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Remove.
1804         * config/alpha/linux-unwind.h: Move to ../libgcc/config/alpha.
1805         * config/alpha/osf5-unwind.h: Move to ../libgcc/config/alpha.
1806         * config/alpha/vms-unwind.h: Move to ../libgcc/config/alpha.
1807         * config/bfin/linux-unwind.h: Move to ../libgcc/config/bfin.
1808         * config/i386/linux-unwind.h: Move to ../libgcc/config/i386.
1809         * config/i386/sol2-unwind.h: Move to ../libgcc/config/i386.
1810         * config/i386/w32-unwind.h: Move to ../libgcc/config/i386.
1811         * config/ia64/linux-unwind.h: Move to ../libgcc/config/ia64.
1812         * config/ia64/vms-unwind.h: Move to ../libgcc/config/ia64.
1813         * config/m68k/linux-unwind.h: Move to ../libgcc/config/m68k.
1814         * config/mips/linux-unwind.h: Move to ../libgcc/config/mips.
1815         * config/pa/hpux-unwind.h: Move to ../libgcc/config/pa.
1816         * config/pa/linux-unwind.h: Move to ../libgcc/config/pa.
1817         * config/rs6000/darwin-unwind.h: Move to ../libgcc/config/rs6000.
1818         * config/rs6000/linux-unwind.h: Move to ../libgcc/config/rs6000.
1819         * config/s390/linux-unwind.h: Move to ../libgcc/config/s390.
1820         * config/s390/tpf-unwind.h: Move to ../libgcc/config/s390.
1821         * config/sh/linux-unwind.h: Move to ../libgcc/config/sh.
1822         * config/sparc/linux-unwind.h: Move to ../libgcc/config/sparc.
1823         * config/sparc/sol2-unwind.h: Move to ../libgcc/config/sparc.
1824         * config/xtensa/linux-unwind.h: Move to ../libgcc/config/xtensa.
1825         * config/darwin9.h (DARWIN_LIBSYSTEM_HAS_UNWIND): Remove.
1826         * system.h (MD_UNWIND_SUPPORT): Poison.
1827         * doc/tm.texi.in (Exception Handling, MD_UNWIND_SUPPORT): Remove.
1828         * doc/tm.texi: Regenerate.
1829         * unwind-dw2.c: Include md-unwind-support.h instead of
1830         MD_UNWIND_SUPPORT.
1831         * config/ia64/unwind-ia64.c: Likewise.
1832         * config/xtensa/unwind-dw2-xtensa.c: Likewise.
1833
1834 2011-06-03  Jack Howarth  <howarth@bromo.med.uc.edu>
1835
1836         * varpool.c (varpool_extra_name_alias): Return NULL, not false.
1837
1838 2011-06-03  Richard Henderson  <rth@redhat.com>
1839             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1840
1841         * config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]
1842         (sigill_hdlr): Correct insn, insn size.
1843         (set_fast_math) [!__x86_64__ && __sun__ && __svr4__]: Use movaps.
1844
1845 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1846
1847         * config.gcc (mips-sgi-irix6.5*): Set tmake_file to mips/t-irix6
1848         t-slibgcc-dummy.
1849         * config/mips/irix-crti.asm: Move to ../libgcc/config/mips/irix-crti.S.
1850         * config/mips/irix-crtn.asm: Move to ../libgcc/config/mips/irix-crtn.S.
1851         * config/mips/t-iris: Remove.
1852         * config/mips/t-irix6: New file.
1853         * config/mips/t-slibgcc-irix: Move to ../libgcc/config/mips.
1854
1855 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1856
1857         * Makefile.in (LIB2ADDEHDEP): Remove.
1858         * config/arm/t-bpabi (LIB2ADDEHDEP): Remove.
1859         * config/arm/t-symbian (LIB2ADDEHDEP): Remove.
1860         * config/picochip/t-picochip (LIB2ADDEHDEP): Remove.
1861         * config/t-darwin (LIB2ADDEHDEP): Remove.
1862         * config/t-freebsd (LIB2ADDEHDEP): Remove.
1863         * config/t-linux (LIB2ADDEHDEP): Remove.
1864
1865 2011-06-03  Diego Novillo  <dnovillo@google.com>
1866
1867         * lto-streamer-in.c (get_resolution): Move to lto/lto.c.
1868         (lto_register_var_decl_in_symtab): Likewise.
1869         (lto_register_function_decl_in_symtab): Likewise.
1870         (lto_read_tree): Move VAR_DECL and FUNCTION_DECL registration
1871         logic to uniquify_nodes.
1872
1873 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1874
1875         * config/alpha/t-osf5: Remove.
1876         * config/alpha/t-osf-pthread: Remove.
1877         * config.gcc (alpha*-dec-osf5.1*): Set tmake_file to t-slibgcc-dummy.
1878         * mkmap-flat.awk: Handle osf_export for Tru64 UNIX linker -input file.
1879
1880 2011-06-03  Julian Brown  <julian@codesourcery.com>
1881
1882         * config/arm/arm-cores.def (strongarm, strongarm110, strongarm1100)
1883         (strongarm1110): Use strongarm tuning.
1884         * config/arm/arm-protos.h (tune_params): Add max_insns_skipped field.
1885         * config/arm/arm.c (arm_strongarm_tune): New.
1886         (arm_slowmul_tune, arm_fastmul_tune, arm_xscale_tune, arm_9e_tune)
1887         (arm_v6t2_tune, arm_cortex_tune, arm_cortex_a5_tune)
1888         (arm_cortex_a9_tune, arm_fa726te_tune): Add max_insns_skipped field
1889         setting, using previous defaults or 1 for Cortex-A5.
1890         (arm_option_override): Set max_insns_skipped from current tuning.
1891
1892 2011-06-03  Nathan Sidwell  <nathan@codesourcery.com>
1893
1894         * doc/install.texi (Options specification): Document --with-specs.
1895
1896 2011-06-02  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
1897
1898         * config/arm/neon.md (orndi3_neon): Actually split it.
1899
1900 2011-06-02  Alexandre Oliva  <aoliva@redhat.com>
1901
1902         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): Bump default to 10.
1903         * var-tracking.c (reverse_op): Limite recurse depth to 5.
1904
1905 2011-06-02  Alexandre Oliva  <aoliva@redhat.com>
1906
1907         PR debug/47590
1908         * target.def (delay_sched2, delay_vartrack): New.
1909         * doc/tm.texi.in: Update.
1910         * doc/tm.texi: Rebuild.
1911         * sched-rgn.c (gate_handle_sched2): Fail if delay_sched2.
1912         * var-tracking.c (gate_handle_var_tracking): Likewise.
1913         * config/bfin/bfin.c (bfin_flag_schedule_insns2): Drop.
1914         (bfin_flag_var_tracking): Drop.
1915         (output_file_start): Don't save and override flag_var_tracking.
1916         (bfin_option_override): Ditto flag_schedule_insns_after_reload.
1917         (bfin_reorg): Test original variables.
1918         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1919         * config/ia64/ia64.c (ia64_flag_schedule_insns2): Drop.
1920         (ia64_flag_var_tracking): Drop.
1921         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1922         (ia64_file_start): Don't save and override flag_var_tracking.
1923         (ia64_override_options_after_change): Ditto
1924         flag_schedule_insns_after_reload.
1925         (ia64_reorg): Test original variables.
1926         * config/picochip/picochip.c (picochip_flag_schedule_insns2): Drop.
1927         (picochip_flag_var_tracking): Drop.
1928         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
1929         (picochip_option_override): Don't save and override
1930         flag_schedule_insns_after_reload.
1931         (picochip_asm_file_start): Ditto flag_var_tracking.
1932         (picochip_reorg): Test original variables.
1933         * config/spu/spu.c (spu_flag_var_tracking): Drop.
1934         (TARGET_DELAY_VARTRACK): Define.
1935         (spu_var_tracking): New.
1936         (spu_machine_dependent_reorg): Call it.
1937         (asm_file_start): Don't save and override flag_var_tracking.
1938
1939 2011-06-02  Kaz Kojima  <kkojima@gcc.gnu.org>
1940
1941         PR target/49163
1942         * config/sh/predicates.md (general_movsrc_operand): Return 0
1943         for memory and memory subreg of which address is an invalid
1944         indexed address for QI and HImode.
1945         (general_movdst_operand): Likewise.
1946
1947 2011-06-02  Eric Botcazou  <ebotcazou@adacore.com>
1948
1949         * cse.c (cse_find_path): Refine change to exclude EDGE_ABNORMAL_CALL
1950         edges only, when there is a non-local label in the function.
1951         * postreload-gcse.c (bb_has_well_behaved_predecessors): Likewise.
1952
1953 2011-06-02  Uros Bizjak  <ubizjak@gmail.com>
1954
1955         * config/i386/constraints.md (Y3): New register constraint.
1956         * config/i386/sse.md (*vec_interleave_highv2df): Merge with
1957         *sse3_interleave_highv2df and *sse2_interleave_highv2df.
1958         (*vec_interleave_lowv2df): Merge with *sse3_interleave_lowv2df and
1959         *sse2_interleave_lowv2df.
1960
1961 2011-06-02  Julian Brown  <julian@codesourcery.com>
1962
1963         * config/arm/arm-cores.def (cortex-a5): Use cortex_a5 tuning.
1964         * config/arm/arm.c (arm_cortex_a5_branch_cost): New.
1965         (arm_cortex_a5_tune): New.
1966
1967 2011-06-02  Julian Brown  <julian@codesourcery.com>
1968
1969         * config/arm/arm-protos.h (tune_params): Add branch_cost hook.
1970         * config/arm/arm.c (arm_default_branch_cost): New.
1971         (arm_slowmul_tune, arm_fastmul_tune, arm_xscale_tune, arm_9e_tune)
1972         (arm_v6t2_tune, arm_cortex_tune, arm_cortex_a9_tune)
1973         (arm_fa726_tune): Set branch_cost field using
1974         arm_default_branch_cost.
1975         * config/arm/arm.h (BRANCH_COST): Use branch_cost hook from
1976         current_tune structure.
1977         * dojump.c (tm_p.h): Include file.
1978
1979 2011-06-02  Julian Brown  <julian@codesourcery.com>
1980
1981         * config/arm/arm-cores.def (arm1156t2-s, arm1156t2f-s): Use v6t2
1982         tuning.
1983         (cortex-a5, cortex-a8, cortex-a15, cortex-r4, cortex-r4f, cortex-m4)
1984         (cortex-m3, cortex-m1, cortex-m0): Use cortex tuning.
1985         * config/arm/arm-protos.h (tune_params): Add prefer_constant_pool
1986         field.
1987         * config/arm/arm.c (arm_slowmul_tune, arm_fastmul_tune)
1988         (arm_xscale_tune, arm_9e_tune, arm_cortex_a9_tune)
1989         (arm_fa726te_tune): Add prefer_constant_pool setting.
1990         (arm_v6t2_tune, arm_cortex_tune): New.
1991         * config/arm/arm.h (TARGET_USE_MOVT): Make dependent on
1992         prefer_constant_pool setting.
1993
1994 2011-06-02  Uros Bizjak  <ubizjak@gmail.com>
1995
1996         * config/i386/i386.c (standard_sse_constant_p) <case 1>: Simplify
1997         switch statement.
1998         * config/i386/i386.md (*movdf_internal_rex64) <case 8,9,10>: Ditto.
1999         (*movdf_internal) <case 6,7,8>: Ditto.
2000
2001         * config/i386/constraints.md (Y4): New register constraint.
2002         * config/i386/sse.md (vec_set<mode>_0): Merge with
2003         *vec_set<mode>_0_sse4_1 and *vec_set<mode>_0_sse2.
2004         (*vec_extractv2di_1): Merge from *vec_extractv2di_1_sse2 and
2005         *vec_extractv2di_1_sse.
2006         (*vec_concatv2di_rex64): Merge from *vec_concatv2di_rex64_sse4_1
2007         and *vec_concatv2di_rex64_sse.
2008
2009 2011-06-02  Stuart Henderson  <shenders@gcc.gnu.org>
2010
2011         PR target/48807
2012         * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Check return value
2013         of cgraph_local_info for null before attempting to use it.
2014
2015 2011-06-02  Eric Botcazou  <ebotcazou@adacore.com>
2016
2017         * function.h (struct stack_usage): Remove dynamic_alloc_count field.
2018         (current_function_dynamic_alloc_count): Delete.
2019         * builtins.c (expand_builtin_setjmp_setup): Do not set calls_setjmp.
2020         (expand_builtin_nonlocal_goto): Remove obsolete comment.
2021         (expand_builtin_update_setjmp_buf): Remove dead code.
2022         * cse.c (cse_find_path): Do not follow a single abnormal incoming edge.
2023         * explow.c (allocate_dynamic_stack_space): Remove SETJMP_VIA_SAVE_AREA
2024         support.
2025         * function.c (instantiate_virtual_regs): Likewise.
2026         * postreload-gcse.c (bb_has_well_behaved_predecessors): Return false
2027         for a block with a single abnormal incoming edge.
2028         * config/sparc/sparc.h (STACK_SAVEAREA_MODE): Define.
2029         (SETJMP_VIA_SAVE_AREA): Delete.
2030         * config/sparc/sparc-protos.h (load_got_register): Declare.
2031         * config/sparc/sparc.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
2032         (load_got_register): Make global.
2033         (sparc_frame_pointer_required): Add 'static'.
2034         (sparc_can_eliminate): Likewise.  Call sparc_frame_pointer_required.
2035         (sparc_builtin_setjmp_frame_value): New function.
2036         * config/sparc/sparc.md (UNSPECV_SETJMP): Remove.
2037         (save_stack_nonlocal): New expander.
2038         (restore_stack_nonlocal): Likewise.
2039         (nonlocal_goto): Remove modes, adjust predicates and reimplement.
2040         (nonlocal_goto_internal): New insn.
2041         (goto_handler_and_restore): Delete.
2042         (builtin_setjmp_setup): Likewise.
2043         (do_builtin_setjmp_setup): Likewise.
2044         (setjmp): Likewise.
2045         (builtin_setjmp_receiver): New expander.
2046
2047 2011-06-01  David Li  <davidxl@google.com>
2048
2049         PR middle-end/49261
2050         * tree-pretty-print.c (dump_function_header): Format cleanup.
2051
2052 2011-06-01  Kaz Kojima  <kkojima@gcc.gnu.org>
2053
2054         PR target/49238
2055         * config/sh/sh.c (expand_cbranchdi4): Use a scratch register if
2056         needed when original operands are used for msw_skip comparison.
2057
2058 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
2059
2060         PR debug/49250
2061         * var-tracking.c (add_uses, add_stores): Don't call
2062         cselib_subst_to_values on ENTRY_VALUE.
2063
2064 2011-06-01  Diego Novillo  <dnovillo@google.com>
2065
2066         * lto-streamer-out.c (lto_output_ts_decl_with_vis_tree_pointers): Call
2067         output_record_start with LTO_null instead of output_zero.
2068         (lto_output_ts_binfo_tree_pointers): Likewise.
2069         (lto_output_tree): Likewise.
2070         (output_eh_try_list): Likewise.
2071         (output_eh_region): Likewise.
2072         (output_eh_lp): Likewise.
2073         (output_eh_regions): Likewise.
2074         (output_bb): Likewise.
2075         (output_function): Likewise.
2076         (output_unreferenced_globals): Likewise.
2077         * lto-streamer.h (enum LTO_tags): Reserve MAX_TREE_CODES
2078         instead of NUM_TREE_CODES.
2079         (lto_tag_is_tree_code_p): Check max value against MAX_TREE_CODES.
2080         (lto_output_int_in_range): Change << to >> when shifting VAL.
2081
2082 2011-06-01  Diego Novillo  <dnovillo@google.com>
2083
2084         * lto-streamer-out.c (lto_output_ts_decl_non_common_tree_pointers):
2085         Remove assertion for DECL_SAVED_TREE in FUNCTION_DECL nodes.
2086
2087 2011-06-01  Richard Sandiford  <rdsandiford@googlemail.com>
2088
2089         PR target/45074
2090         * optabs.h (valid_multiword_target_p): Declare.
2091         * expmed.c (extract_bit_field_1): Check valid_multiword_target_p when
2092         doing multi-word operations.
2093         * optabs.c (expand_binop): Likewise.
2094         (expand_doubleword_bswap): Likewise.
2095         (expand_absneg_bit): Likewise.
2096         (expand_unop): Likewise.
2097         (expand_copysign_bit): Likewise.
2098         (multiword_target_p): New function.
2099
2100 2011-06-01  Richard Sandiford  <rdsandiford@googlemail.com>
2101
2102         PR rtl-optimization/48830
2103         PR rtl-optimization/48808
2104         PR rtl-optimization/48792
2105         * reload.c (push_reload): Check contains_reg_of_mode.
2106         * reload1.c (strip_paradoxical_subreg): New function.
2107         (gen_reload_chain_without_interm_reg_p): Use it to handle
2108         paradoxical subregs.
2109         (emit_output_reload_insns, gen_reload): Likewise.
2110
2111 2011-06-01  David Li  <davidxl@google.com>
2112
2113         * predict.c : Change pass name
2114         * ipa.c: Ditto.
2115         * dce.c: Ditto.
2116         * tree-profile.c: Ditto.
2117         * except.c: Ditto.
2118
2119 2011-06-01  David Li  <davidxl@google.com>
2120
2121         * tree-pretty-print.c (dump_function_header): New function.
2122         * final.c (rest_of_clean_state): Use header dumper.
2123         * tree-cfg.c (gimple_dump_cfg): Use header dumper.
2124         * passes.c (pass_init_dump_file): Use header dumper.
2125
2126 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
2127
2128         * dwarf2out.c (compare_loc_descriptor, scompare_loc_descriptor,
2129         ucompare_loc_descriptor, minmax_loc_descriptor, clz_loc_descriptor,
2130         popcount_loc_descriptor, bswap_loc_descriptor, rotate_loc_descriptor):
2131         New functions.
2132         (mem_loc_descriptor): Use them.
2133
2134         * var-tracking.c (create_entry_value): New function.
2135         (vt_add_function_parameter): Use it.
2136
2137 2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2138
2139         * config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]:
2140         Include <signal.h>, <ucontext.h>.
2141         (sigill_caught): Define.
2142         (sigill_hdlr): New function.
2143         (set_fast_math) [!__x86_64__ && __sun__ && __svr4__]: Check if SSE
2144         insns can be executed.
2145         * config/sol2.h (ENDFILE_SPEC): Use crtfastmath.o if -ffast-math etc.
2146         * config/sparc/sol2.h (ENDFILE_SPEC): Remove.
2147
2148 2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2149
2150         * config/t-slibgcc-darwin: Move to ...
2151         * config/t-slibgcc-dummy: ... this.  Clarify comments.
2152         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*,
2153         powerpc-*-darwin*, powerpc64-*-darwin*): Reflect this.
2154         (i[3456x]86-*-netware*): Add t-slibgcc-dummy to tmake_file.
2155         (i[34567]86-*-rtems*): Remove extra_parts.  Use i386/t-rtems.
2156         Remove i386/t-crtstuff from tmake_file.
2157         (i[34567]86-*-solaris2*): Remove t-svr4,
2158         t-slibgcc-elf-ver, t-slibgcc-sld from tmake_file, add
2159         t-slibgcc-dummy.
2160         (sparc-*-elf*, sparc64-*-elf*): Remove tmake_file, extra_parts.
2161         (sparc-*-rtems*, sparc64-*-rtems*): Remove sparc/t-crtin,
2162         sparc/t-crtfm from tmake_file.
2163         (sparc*-*-solaris2*): Remove sparc/t-sol2, sparc/t-crtfm,
2164         t-slibgcc-elf-ver, t-slibgcc-sld, add t-slibgcc-dummy.
2165         Remove extra_parts.
2166         * config/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define.
2167         * config/i386/t-nwld (SHLIB_LINK): Remove.
2168         * config/i386/t-rtems-i386: Rename to ...
2169         * config/i386/t-rtems: ... this.
2170         ($(T)crti.o, $(T)crtn.o): Remove.
2171         (FPBIT, DPBIT, LIB2FUNCS_EXTRA): Remove.
2172         (dp-bit.c, fp-bit.c, xp-bit.c): Remove.
2173         (EXTRA_MULTILIB_PARTS, LIBGCC, INSTALL_LIBGCC): Remove.
2174         * config/i386/t-sol2-10 (LIBGCC, INSTALL_LIBGCC,
2175         EXTRA_MULTILIB_PARTS): Remove.
2176         * config/sparc/t-sol2-64: Likewise.
2177         * config/sparc/t-sol2: Remove.
2178         * config/sparc/t-crtin: Remove.
2179         * config/sparc/gmon-sol2.c: Move to ../libgcc/config.
2180         * config/i386/gmon-sol2.c: Remove.
2181         * config/i386/sol2-c1.asm: Move to ../libgcc/config/i386/sol2-c1.S.
2182         * config/i386/sol2-ci.asm: Move to ../libgcc/config/i386/sol2-ci.S.
2183         * config/i386/sol2-cn.asm: Move to ../libgcc/config/i386/sol2-cn.S.
2184         * config/i386/sol2-gc1.asm: Remove.
2185         * config/sparc/sol2-c1.asm: Move to ../libgcc/config/sparc/sol2-c1.S.
2186         * config/sparc/sol2-ci.asm: Move to ../libgcc/config/sparc/sol2-ci.S.
2187         * config/sparc/sol2-cn.asm: Move to ../libgcc/config/sparc/sol2-cn.S.
2188         * config/t-slibgcc-sld: Remove.
2189
2190 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
2191
2192         * dwarf2out.c (mem_loc_descriptor) <do_ucompare>: Call
2193         base_type_for_mode with op_mode instead of mode.
2194
2195 2011-06-01  Paul Brook  <paul@cpodesourcery.com>
2196
2197         * config/arm/arm-cores.def: Add cortex-r5.  Add DIV flags to
2198         Cortex-A15.
2199         * config/arm/arm-tune.md: Regenerate.
2200         * config/arm/arm-tables.opt: Regenerate.
2201         * config/arm/arm.c (FL_DIV): Rename...
2202         (FL_THUMB_DIV): ... to this.
2203         (FL_ARM_DIV): Define.
2204         (FL_FOR_ARCH7R, FL_FOR_ARCH7M): Use FL_THUMB_DIV.
2205         (arm_arch_hwdiv): Remove.
2206         (arm_arch_thumb_hwdiv, arm_arch_arm_hwdiv): New variables.
2207         (arm_issue_rate): Add cortexr5.
2208         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Set
2209         __ARM_ARCH_EXT_IDIV__.
2210         (TARGET_IDIV): Define.
2211         (arm_arch_hwdiv): Remove.
2212         (arm_arch_arm_hwdiv, arm_arch_thumb_hwdiv): New prototypes.
2213         * config/arm/arm.md (tune_cortexr4): Add cortexr5.
2214         (divsi3, udivsi3): New patterns.
2215         * config/arm/thumb2.md (divsi3, udivsi3): Remove.
2216         * doc/invoke.texi: Document ARM -mcpu=cortex-r5
2217
2218 2011-06-01  Martin Jambor  <mjambor@suse.cz>
2219
2220         * ipa-utils.c (ipa_dfs_info): New field scc_no.
2221         * ipa-utils.c (searchc): Set scc_no.
2222
2223 2011-06-01  Martin Jambor  <mjambor@suse.cz>
2224
2225         * ipa-utils.c (searchc_env): New field allow_overwritable.
2226         (searchc): do not ignore edges to overwritable nodes if indicated
2227         by env->allow_overwritable.
2228         (ipa_reduced_postorder): Set env.allow_overwritable.
2229
2230 2011-06-01  Richard Guenther  <rguenther@suse.de>
2231
2232         * tree.c (free_lang_data): Do not reset boolean_type_node nor
2233         char_type_node.
2234         * lto-streamer.c (lto_record_common_node): Take node pointer,
2235         do not register types.
2236         (lto_preload_common_nodes): Explicitly skip preloading nodes
2237         that differ between frontends.
2238
2239 2011-05-31  Pat Haugen  <pthaugen@us.ibm.com>
2240
2241         * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Remove vr0..vr2 from
2242         NON_FLOAT_REGS.
2243
2244 2011-05-31  Pat Haugen  <pthaugen@us.ibm.com>
2245
2246         * config/rs6000/rs6000.c (rs6000_register_move_cost): Preserve from
2247         parameter value for dump. Dump cost on outermost call only.
2248         (rs6000_memory_move_cost): Dump cost on outermost call only.
2249
2250 2011-05-31  Jakub Jelinek  <jakub@redhat.com>
2251
2252         * dwarf2out.c (resolve_addr_in_expr): Optimize away redundant
2253         DW_OP_GNU_convert ops.
2254
2255         * cselib.c (promote_debug_loc): Allow l->next non-NULL for
2256         cselib_preserve_constants.
2257         (cselib_lookup_1): If cselib_preserve_constants,
2258         a new VALUE is being created for REG and there is a VALUE for the
2259         same register in wider mode, add another loc with lowpart SUBREG of
2260         the wider VALUE.
2261         (cselib_subst_to_values): Handle ENTRY_VALUE.
2262         * var-tracking.c  (replace_expr_with_values): Return NULL for
2263         ENTRY_VALUE too.
2264         * dwarf2out.c (convert_descriptor_to_signed): New function.
2265         (mem_loc_descriptor) <case ZERO_EXTEND>: Optimize using DW_OP_and
2266         instead of two shifts.
2267         (mem_loc_descriptor) <do_shift>: ZERO_EXTEND second argument to
2268         the right mode if needed.
2269         (mem_loc_descriptor) <case MOD>: For typed ops just use DW_OP_mod.
2270         (mem_loc_descriptor) <case UNSIGNED_FIX>: Use
2271         convert_descriptor_to_signed.
2272         (mem_loc_descriptor) <case UDIV, CLZ, CTZ, FFS, POPCOUNT, PARITY,
2273         BSWAP, ROTATE, ROTATERT>: Handle these rtls.
2274
2275         PR target/48688
2276         * config/i386/i386.md (*lea_general_4): New define_insn_and_split.
2277
2278 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
2279
2280         * config/i386/i386.md: Use SWI248x instead of X87MODEI, SWI24 instead
2281         of X87MODEI12 and SWI48x instead of SSEMODEI24.
2282         (SWI248x): New mode iterator, rename from X87MODEI.
2283         (X87MODEI): Remove mode iterator.
2284         (X87MODEI12): Ditto.
2285         (SSEMODEI24): Ditto.
2286
2287 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
2288
2289         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): New.
2290         * doc/invoke.texi: Document max-vartrack-expr-depth.
2291         * var-tracking.c (EXPR_DEPTH): New.
2292         (reverse_op, vt_expand_loc, vt_expand_loc_dummy): Use it.
2293
2294 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
2295
2296         * config/i386/i386.c (ix86_rtx_costs): Drop NEG from sub for FMA.
2297         * config/i386/sse.md: Add n to negated FMA pattern names.
2298
2299 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
2300
2301         * gcc.c (driver_handle_option): Fix disabling of -fcompare-debug.
2302
2303 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
2304
2305         * gengtype-state.c (read_state_params_structs): Initialize previous.
2306
2307 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
2308
2309         * config/i386/i386.md (*pushxf_nointeger): Merge alternatives 1 and 2.
2310         (FP push_operand splitters): Merge {TF,XF,DF}mode splitters.
2311
2312 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
2313
2314         * config/i386/i386.md (*movtf_internal): Avoid allocating general
2315         registers.  Penalize F*r->o alternative to prevent partial memory
2316         stalls.  Slightly penalize *roF->*r alternative.  Generate SSE
2317         CONST_DOUBLE immediates when optimizing function for size.  Do not move
2318         CONST_DOUBLEs directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
2319         (*movxf_internal): Slightly penalize Yx*roF->Yx*r alternative.
2320         (*movdf_internal): Slightly penalize Yd*roF->Yd*r alternative.
2321         (*movdf_internal_rex64): Slightly penalize rm->r, F->m and r->m
2322         alternatives.
2323         (*movsf_internal): Slightly penalize rmF->r and Fr->m alternatives.
2324
2325         (fp_register_operand splitters): Use fp_register_operand
2326         constraint.  Do not use FP_REG_P in insn condition.
2327         (any_fp_register_operand splitters): Use any_fp_register_operand
2328         constraint.  Do not use ANY_FP_REG_P in insn condition.
2329
2330 2011-05-31  Jan Hubicka  <jh@suse.cz>
2331
2332         * cgraph.h (cgraph_inline_failed_t): Give enum a name
2333         * lto-cgraph.c (LDPR_NUM_KNOWN): New macro.
2334         (LTO_cgraph_tags): Add LTO_cgraph_last_tag.
2335         (lto_output_edge): Use output_enum and var_len_unsigned.
2336         (lto_output_varpool_node): Likewise.
2337         (input_overwrite_node): Do not take resolution parameter;
2338         extract it from a bitpack.
2339         (input_node): Do not read resolution; use input_enum and
2340         var_len_unsigned.
2341         (input_varpool_node): Likewise.
2342         (input_edge): Likewise.
2343         (input_cgraph_1): Likewise.
2344
2345 2011-05-31  Richard Guenther  <rguenther@suse.de>
2346
2347         * gimple.c (gimple_register_canonical_type): Do not register
2348         any types via gimple_register_type.
2349
2350 2011-05-31  Jan Hubicka  <jh@suse.cz>
2351
2352         * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Merge alias decl
2353         of thunks.
2354
2355 2011-05-31  Jakub Jelinek  <jakub@redhat.com>
2356
2357         PR rtl-optimization/49235
2358         * tree-ssa-address.c (gen_addr_rtx): Ignore base if it is const0_rtx.
2359         (create_mem_ref_raw): Create MEM_REF even if base is INTEGER_CST.
2360
2361 2011-05-31  Ira Rosen  <ira.rosen@linaro.org>
2362
2363         PR tree-optimization/49093
2364         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail for volatile
2365         data references.
2366
2367 2011-05-31  Dodji Seketeli  <dodji@redhat.com>
2368
2369         PR debug/49047
2370         * dwarf2out.c (gen_subprogram_die): Emit linkage name attribute
2371         for concrete functions containing the code of cloned functions.
2372
2373 2011-05-31  Richard Guenther  <rguenther@suse.de>
2374
2375         * tree-ssa-forwprop.c (forward_propagate_into_comparison): Rename
2376         to ...
2377         (forward_propagate_into_comparison_1): ... this.
2378         (forward_propagate_comparison): Rename to ...
2379         (forward_propagate_into_comparison): ... this.  Split out
2380         real forward propagation code to ...
2381         (forward_propagate_comparison): ... this.
2382         (forward_propagate_into_gimple_cond): Remove looping.
2383         (forward_propagate_into_cond): Likewise.
2384         (simplify_not_neg_expr): Return whether we have done something.
2385         (simplify_gimple_switch): Likewise.
2386         (tree_ssa_forward_propagate_single_use_vars): Rename to ...
2387         (ssa_forward_propagate_and_combine): ... this.  Re-structure
2388         to do a forward forward-propagation walk on BBs and a backward
2389         stmt combining walk on BBs.  Consistently re-scan changed statements.
2390         (pass_forwprop): Adjust.
2391
2392 2011-05-30  Ian Lance Taylor  <iant@google.com>
2393
2394         * godump.c (go_format_type): Correct length of name added to
2395         obstack for anonymous field.
2396
2397 2011-05-30  Kaz Kojima  <kkojima@gcc.gnu.org>
2398
2399         PR target/49186
2400         * config/sh/sh.c (expand_cbranchdi4): Set msw_skip when the high
2401         part of the second operand is 0.
2402
2403 2011-05-30  Uros Bizjak  <ubizjak@gmail.com>
2404
2405         * config/i386/i386.md (*movxf_internal): Penalize FYx*r->o alternative
2406         to prevent partial memory stalls.  Do not move CONST_DOUBLEs directly
2407         to memory for !TARGET_MEMORY_MISMATCH_STALL.
2408         (*movdf_internal_rex64): Do not penalize F->r alternative.
2409         (*movdf_internal): Penalize FYd*r->o alternative to prevent partial
2410         memory stalls.  Generate SSE and x87 CONST_DOUBLE immediates only
2411         when optimizing function for size.  Do not move CONST_DOUBLEs
2412         directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
2413         (FP move splitters): Merge {TF,XF,DF}mode splitters.  Do not handle
2414         SUBREGs.  Do not check for MEM_P operands in the insn condition,
2415         check for ANY_FP_REGNO_P instead.
2416         * config/i386/constraints.md (Yd): Enable GENERAL_REGS for
2417         TARGET_64BIT and for TARGET_INTEGER_DFMODE_MOVES when optimizing
2418         function for speed.
2419         * config/i386/i386.c (ix86_option_override_internal): Do not
2420         set TARGET_INTEGER_DFMODE_MOVES here.
2421
2422 2011-05-30  H.J. Lu  <hongjiu.lu@intel.com>
2423
2424         PR target/49168
2425         * config/i386/i386.md (*movtf_internal): Handle misaligned load/store.
2426
2427 2011-05-30  Jakub Jelinek  <jakub@redhat.com>
2428
2429         * dwarf2out.c (modified_type_die, gen_reference_type_die): Use
2430         DW_TAG_rvalue_reference_type even for
2431         -gdwarf-4 -fno-debug-types-section.
2432
2433 2011-05-30  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2434
2435         PR tree-optimization/46728
2436         * tree-ssa-math-opts.c (build_and_insert_call): Reorder parms.
2437         (build_and_insert_binop): New.
2438         (gimple_expand_builtin_pow): Reorder args for
2439         build_and_insert_call; use build_and_insert_binop; add more
2440         optimizations for fractional exponents.
2441
2442 2011-05-30  Nathan Froyd  <froydnj@gcc.gnu.org>
2443
2444         PR bootstrap/49190
2445
2446         Revert:
2447         2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
2448
2449         * tree.h (struct tree_identifier): Inherit from tree_typed, not
2450         tree_common.
2451         (HT_IDENT_TO_GCC_IDENT): Adjust for said change.
2452         * tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
2453         TS_BASE instead of TS_COMMON.
2454         * varasm.c (assemble_name): Remove assert.
2455
2456 2011-05-30  Richard Sandiford  <rdsandiford@googlemail.com>
2457
2458         * config.gcc: Keep obselete list sorted.
2459
2460 2011-05-30  Jakub Jelinek  <jakub@redhat.com>
2461             Eric Botcazou  <ebotcazou@adacore.com>
2462
2463         * var-tracking.c (vt_add_function_parameter): Remap incoming MEMs with
2464         crtl->args.internal_arg_pointer based address to arg_pointer_rtx if
2465         there is a DRAP register and arg_pointer_rtx is the CFA pointer.
2466         (vt_init_cfa_base): Don't equate cfa_base_rtx if stack was realigned.
2467         (vt_initialize): Initialize cfa_base_rtx if there is a DRAP register.
2468
2469 2011-05-30  Richard Guenther  <rguenther@suse.de>
2470
2471         * gimple.c (gimple_types_compatible_p_1): Compare record
2472         and union type members properly.
2473
2474 2011-05-30  Richard Guenther  <rguenther@suse.de>
2475
2476         PR tree-optimization/49210
2477         * ipa-split.c (split_function): Care for the case where the call
2478         result is not trivially convertible to the result holding variable.
2479
2480 2011-05-30  Richard Guenther  <rguenther@suse.de>
2481
2482         PR tree-optimization/49218
2483         * tree-vrp.c (adjust_range_with_scev): Properly check whether
2484         overflow occured.
2485
2486 2011-05-30  Richard Guenther  <rguenther@suse.de>
2487
2488         * tree-ssa-forwprop.c (forward_propagate_into_comparison):
2489         New function split out from ...
2490         (forward_propagate_into_gimple_cond): ... here.  Adjust.
2491         (forward_propagate_into_cond): Likewise.
2492         (forward_propagate_comparison): Also propagate into
2493         comparisons on assignment RHS.  Change return value to
2494         behave similar to forward_propagate_into_cond.
2495         (tree_ssa_forward_propagate_single_use_vars): Handle
2496         strict-overflow warnings properly for forward_propagate_comparison.
2497
2498 2011-05-30  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2499
2500         * configure.ac (gcc_cv_lto_plugin): Determine lto plugin support
2501         from plugin linker.
2502         * configure: Regenerate.
2503
2504 2011-05-30  Ira Rosen  <ira.rosen@linaro.org>
2505
2506         PR tree-optimization/49199
2507         * tree-vect-loop.c (vect_is_slp_reduction): Check that the
2508         non-reduction operands are either defined in the loop or by induction.
2509
2510 2011-05-29  Xinliang David Li  <davidxl@google.com>
2511
2512         * opts-global.c (handle_common_deferred_options): Handle new options.
2513         * passes.c (register_one_dump_file): Call register_pass_name.
2514         (execute_one_pass): Check explicit enable/disable flag.
2515         (passr_hash): New function.
2516         (passr_eq): Ditto.
2517         (register_pass_name): Ditto.
2518         (get_pass_by_name): Ditto.
2519         (pass_hash): Ditto.
2520         (pass_eq): Ditto.
2521         (enable_pass): Ditto.
2522         (disable_pass): Ditto.
2523         (is_pass_explicitly_enabled_or_disabled): Ditto.
2524
2525 2011-05-29  Uros Bizjak  <ubizjak@gmail.com>
2526
2527         * config/i386/i386.md (*movoi_internal_avx): Use
2528         standard_sse_constant_opcode for alternative 0.
2529         (*movti_internal_sse): Ditto.
2530         (*movti_internal_rex64): Use standard_sse_constant_opcode for
2531         alternative 2.
2532         (*movdi_internal_rex64): Use standard_sse_constant_opcode for
2533         sselog1 type moves.
2534         (*movsi_internal): Ditto.
2535         (*movdi_internal): Ditto.  Add ssecvt type moves.
2536
2537 2011-05-29  Eric Botcazou  <ebotcazou@adacore.com>
2538
2539         PR target/48830
2540         * rtlanal.c (simplify_subreg_regno): Adjust comment.
2541
2542 2011-05-29  Jakub Jelinek  <jakub@redhat.com>
2543
2544         PR rtl-optimization/49095
2545         * config/i386/predicates.md (plusminuslogic_operator): New predicate.
2546         * config/i386/i386.md: Add peepholes for mem {+,-,&,|,^}= x; mem != 0.
2547
2548 2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
2549
2550         PR target/43995
2551         * config/mips/mips.c (mips_pic_call_symbol_from_set): Add a
2552         recurse_p argument.  Only follow register copies if it is set,
2553         and prevent mips_find_pic_call_symbol from recursing.
2554         (mips_find_pic_call_symbol): Add a recurse_p argument.
2555         Pass it to mips_pic_call_symbol_from_set.
2556         (mips_annotate_pic_calls): Update accordingly.
2557
2558 2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
2559
2560         * emit-rtl.c (try_split): Use a loop to search for
2561         NOTE_INSN_CALL_ARG_LOCATIONs.
2562
2563 2011-05-29  Richard Guenther  <rguenther@suse.de>
2564
2565         PR tree-optimization/49217
2566         * ipa-pure-const.c (propagate_pure_const): Fix typos.
2567
2568 2011-05-28  Jan Hubicka  <jh@suse.cz>
2569
2570         * lto-streamer-out.c (hash_string_slot_node): Hash string based on its
2571         length.
2572         (string_slot_free): Remove
2573         (create_output_block): Initialize obstack.
2574         (destroy_output_block): Free obstack.
2575         (lto_string_index): Add PERSISTENT parameter; do not duplicate
2576         the string unless it needs to be added into the hash.
2577         (lto_output_string_with_length): Add persistent attribute;
2578         handle NULL strings.
2579         (lto_output_string): Add PERSISTENT parameter.
2580         (output_string_cst, output_identifier): Simplify.
2581         (lto_output_location_bitpack): Update.
2582         (lto_output_builtin_tree): Update.
2583         * lto-streamer.h (struct output_block): Add obstack.
2584         (lto_output_string, lto_output_string_with_length): Remove
2585         declarations; functions are static now.
2586
2587 2011-05-28  Jan Hubicka  <jh@suse.cz>
2588
2589         * lto-streamer-out.c (pack_ts_fixed_cst_value_fields,
2590         pack_ts_decl_common_value_fields, pack_ts_decl_with_vis_value_fields,
2591         pack_ts_function_decl_value_fields, lto_output_builtin_tree,
2592         output_cfg, output_gimple_stmt): Use enum and variable length i/o.
2593         * lto-streamer-in.c (input_cfg, input_gimple_stmt,
2594         unpack_ts_fixed_cst_value_fields, unpack_ts_decl_common_value_fields,
2595         unpack_ts_decl_with_vis_value_fields,
2596         unpack_ts_type_common_value_fields, unpack_ts_block_value_fields,
2597         lto_get_builtin_tree): Use enum and variable length i/o.
2598         * basic-block.h (profile_status_d): Add PROFILE_LAST.
2599         * lto-streamer.h (bp_pack_int_in_range, bp_unpack_int_in_range):
2600         New functions.
2601         (bp_pack_enum, bp_unpack_enum): New macros.
2602
2603 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
2604
2605         * genrecog.c: Remove redundant forward declarations.
2606
2607 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
2608
2609         * config.gcc: Deprecate mips*-*-openbsd*.
2610
2611 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
2612
2613         PR bootstrap/49195
2614         * genrecog.c (add_to_sequence): Use XEXP rather than XVECEXP
2615         for match_op_dup.
2616
2617 2011-05-27  Andrew Pinski  <pinskia@gmail.com>
2618
2619         PR middle-end/48981
2620         * gengtype.c (vec_prefix_type): New function.
2621         (note_def_vec): Use vec_prefix_type and change the length
2622         attribute to be based on the prefix.
2623         * vec.c: Include coretypes.h before vec.h.
2624         (struct vec_prefix): Remove.
2625         (vec_gc_p_reserve): Change the offsetof to sizeof.
2626         (vec_gc_p_reserve_exact): Likewise.
2627         (vec_heap_p_reserve): Likewise.
2628         (vec_heap_p_reserve_exact): Likewise.
2629         (vec_stack_o_reserve_1): Copy from +1 instead of from vec.
2630         (vec_stack_p_reserve): Change the offsetof to sizeof.
2631         (vec_stack_p_reserve_exact): Likewise.
2632         * vec.h (struct vec_prefix): New struct definition.
2633         (VEC_T(T,B)): Use vec_prefix instead of having num/alloc fields.
2634         (VEC_T_GTY(T,B)): Likewise.
2635         (DEF_VEC_FUNC_P(T)): Use prefix field.
2636         (DEF_VEC_NONALLOC_FUNCS_O(T,A)): Likewise.
2637         (DEF_VEC_NONALLOC_FUNCS_I(T,A)): Likewise.
2638
2639 2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2640
2641         PR tree-optimization/46728
2642         * tree-ssa-math-opts.c (powi_as_mults_1): Add gimple_set_location.
2643         (powi_as_mults): Add gimple_set_location.
2644         (build_and_insert_call): New.
2645         (gimple_expand_builtin_pow): Add handling for pow(x,y) when y is
2646         0.5, 0.25, 0.75, 1./3., or 1./6.
2647
2648 2011-05-27  Alexander Monakov  <amonakov@ispras.ru>
2649
2650         * doc/contrib.texi: Update copyright years.
2651         (Contributors): Add Zdenek Sojka.
2652
2653 2011-05-27  Nathan Froyd  <froydnj@codesourcery.com>
2654
2655         * c-decl.c (c_push_function_context): Copy the current statement
2656         list stack.
2657         (add_stmt): Check building_stmt_list_p and push_stmt if necessary.
2658         (finish_struct): Call building_stmt_list_p instead of checking
2659         cur_stmt_list.
2660         * c-parser.c (c_parser_postfix_expression): Likewise.
2661         * c-typeck.c (c_end_compound_stmt): Likewise.
2662         * print-tree.c (print_node) [STATEMENT_LIST]: Don't print TREE_CHAIN.
2663         * tree-iterator.c (stmt_list_cache): Change to a VEC.
2664         (alloc_stmt_list): Adjust for stmt_list_cache's new type.
2665         (free_stmt_list): Likewise.
2666         * tree.h (struct tree_statement_list): Include typed_tree instead
2667         of tree_common.
2668         * tree.c (initialize_tree_contains_struct): Mark TS_STATEMENT_LIST
2669         as TS_TYPED instead of TS_COMMON.
2670
2671 2011-05-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2672             Uros Bizjak  <ubizjak@gmail.com>
2673
2674         * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check for @tlsgdplt
2675         (HAVE_AS_IX86_TLSGDPTL): Define.
2676         (gcc_cv_as_ix86_tlsldmplt): Check for @tlsldmplt.
2677         (HAVE_AS_IX86_TLSLDMPLT): Define.
2678         * configure: Regenerate.
2679         * config.in: Regenerate.
2680         * config/i386/i386.c (ix86_print_operand): Handle code 'p'.
2681         * config/i386/i386.md (*tls_global_dynamic_32_gnu): If
2682         TARGET_SUN_TLS, use @tlsgdplt or @plt.
2683         (*tls_global_dynamic_64): Use @plt if TARGET_SUN_TLS.
2684         (*tls_local_dynamic_base_32_gnu): If TARGET_SUN_TLS, use
2685         @tlsldmplt or @plt.
2686         (*tls_local_dynamic_base_64): Use @plt if TARGET_SUN_TLS.
2687
2688 2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>
2689
2690         * sched-int.h (struct _haifa_deps_insn_data): New members cond
2691         and reverse_cond.
2692         (INSN_COND, INSN_REVERSE_COND): New macros.
2693         * sched-deps.c (deps_analyze_insn): Call sched_get_condition_with_rev
2694         once.
2695         (sched_get_condition_with_rev): Cache the results, and look them up
2696         if possible.
2697         (sched_analyze_insn): Destroy INSN_COND of previous insns if they
2698         are clobbered by the current insn.
2699         * target.def (exposed_pipline): New sched data hook.
2700         * doc/tm.texi.in: TARGET_SCHED_EXPOSED_PIPELINE: Add hook.
2701         * doc/tm.texi: Regenerate.
2702
2703 2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2704
2705         PR tree-optimization/49170
2706         * tree-ssa-math-opts.c (execute_cse_sincos):  Add checks for
2707         sincos or cexp.
2708
2709 2011-05-27  Richard Guenther  <rguenther@suse.de>
2710
2711         PR middle-end/49189
2712         * fold-const.c (fold_unary_loc): Do not re-fold folding conversions
2713         of comparisons.
2714
2715 2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>
2716
2717         * haifa-sched.c (sched_scan_info): Remove.
2718         (schedule_block): Call sched_extend_luids rather than sched_init_luids
2719         with NULL args.
2720         (extend_bb, init_bb, extend_insn, init_insn, init_insns_in_bb):
2721         Remove functions.
2722         (sched_scan): Remove.
2723         (sched_extend_luids): Renamed from luids_extend_insn and no longer
2724         static.  All callers changed.
2725         (sched_init_insn_luid): Renamed from luids_init_insn and no longer
2726         static.  All callers changed.
2727         (sched_init_luids): Remove all arguments except the first.  All
2728         callers changed.  Don't use sched_scan.
2729         (haifa_init_h_i_d): Likewise.
2730         (haifa_init_insn): Call sched_extend_luids and sched_init_insn_luid
2731         manually rather than using sched_init_luids.  Likewise with
2732         extend_h_i_d, init_h_i_d and haifa_init_h_i_d.
2733         * sel-sched.c (sel_region_target_finish): Call sched_extend_luids
2734         rather than sched_init_luids with NULL args.
2735         * sel-sched-ir.c (new_insns): Remove variable.
2736         (sched_scan): New static function, previously in haifa-sched.c.  Remove
2737         all arguments but the first two; all callers changed.
2738         (sel_init_new_insn): Call sched_extend_luids and sched_init_insn_luid
2739         rather than sched_init_luids.
2740         (sel_init_bbs): Remove second argument.  All callers changed.
2741         (sel_add_bb): Call sched_extend_luids rather than sched_init_luids
2742         with NULL arguments.
2743         (create_insn_rtx_from_pattern): Likewise.
2744         * sel-sched-ir.h (sel_init_bbs): Adjust declaration.
2745         * sched-int.h (sched_init_luids, haifa_init_h_i_d): Likewise.
2746         (sched_init_insn_luid, sched_extend_luids): Declare.
2747         (sched_scan_info_def, sched_scan_info, sched_scan): Remove
2748         declarations.
2749
2750 2011-05-27  Richard Guenther  <rguenther@suse.de>
2751
2752         PR middle-end/49177
2753         * fold-const.c (fold_unary_loc): Fold (T)(A CMP B) to
2754         A CMP B ? (T) true : (T) false for non-integral types T again.
2755
2756 2011-05-27  Jan Hubicka  <jh@suse.cz>
2757
2758         * lto-streamer-out.c (lto_string_index): break out from...; offset by 1
2759         so 0 means NULL string.
2760         (lto_output_string_with_length): ... here.
2761         (lto_output_string, output_string_cst, output_identifier): Update
2762         handling of NULL strings.
2763         (lto_output_location_bitpack): New function.
2764         (lto_output_location): Use it.
2765         (lto_output_tree_ref): Use output_record_start.
2766         (pack_ts_type_common_value_fields): Pack aliagn & alias set in var
2767         len values.
2768         * lto-streamer-in.c (string_for_index): Break out from ...; offset
2769         values by 1.
2770         (input_string_internal): ... here;
2771         (input_string_cst, input_identifier, lto_input_string): Update handling
2772         of NULL strings.
2773         (lto_input_location_bitpack): New function
2774         (lto_input_location): Use it.
2775         (unpack_ts_type_common_value_fields): Pack align & alias in var len
2776         values.
2777         * lto-streamer.h (bp_pack_val_len_unsigned, bp_pack_val_len_int,
2778         bp_unpack_val_len_unsigned, bp_unpack_val_len_int): Declare.
2779         (bp_pack_value): Sanity check the value range.
2780         * lto-section-in.c (bp_unpack_val_len_unsigned, bp_unpack_val_len_int):
2781         New functions.
2782         * lto-section-out.h (bp_pack_val_len_unsigned, bp_pack_val_len_int):
2783         New functions.
2784
2785 2011-05-27  Hariharan Sandanagobalane  <hariharan@picochip.com>
2786
2787         * config/picochip/picochip.c (reorder_var_tracking_notes): Drop
2788         call_arg_location instructions down the floor.
2789
2790 2011-05-26  Vladimir Makarov  <vmakarov@redhat.com>
2791
2792         PR rtl-optimization/49154
2793         * ira.c (setup_pressure_classes): Process class without sublcasses
2794         as a candidate for pressure classes.
2795
2796 2011-05-26  Richard Sandiford  <rdsandiford@googlemail.com>
2797
2798         PR rtl-optimization/48575
2799         * genrecog.c (position_type): New enum.
2800         (position): New structure.
2801         (decision): Use position structure instead of a string.
2802         (root_pos, peep2_insn_pos_list): New variables.
2803         (next_position, compare_positions): New functions.
2804         (new_decision): Use position structures instead of strings.
2805         (maybe_both_true): Likewise.
2806         (change_state): Likewise.
2807         (write_tree): Likewise.
2808         (make_insn_sequence): Likewise.
2809
2810 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
2811
2812         * tree.c (initialize_tree_contains_struct): Mark TS_BLOCK as
2813         TS_BASE instead of TS_COMMON.
2814         (find_decls_types_r): Check for TS_TYPED structure before looking at
2815         TREE_TYPE.
2816         * tree.h (struct tree_block): Inherit from tree_base, not tree_common.
2817         Add chain field.
2818         (BLOCK_CHAIN): Use new chain field.
2819
2820 2011-05-26  Pat Haugen  <pthaugen@us.ibm.com>
2821
2822         * config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR
2823         moves expensive on Power7 also.
2824
2825 2011-05-26  Richard Guenther  <rguenther@suse.de>
2826
2827         * fold-const.c (fold_unary_loc): Remove bogus code.
2828
2829 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
2830
2831         * tree.h (struct tree_identifier): Inherit from tree_typed, not
2832         tree_common.
2833         (HT_IDENT_TO_GCC_IDENT): Adjust for said change.
2834         * tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
2835         TS_BASE instead of TS_COMMON.
2836         * varasm.c (assemble_name): Remove assert.
2837
2838 2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>
2839
2840         * Makefile.in (srcdirify): Change order so that libgcc_objdir is
2841         substituted first.
2842         * libgcc-std.ver: Delete file.
2843
2844 2011-05-26  Richard Guenther  <rguenther@suse.de>
2845
2846         PR tree-optimization/48702
2847         * tree-ssa-address.c (create_mem_ref_raw): Create MEM_REFs
2848         only when we know the base address is within bounds.
2849         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Do not
2850         assume the base address of TARGET_MEM_REFs is in bounds.
2851
2852 2011-05-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2853
2854         PR target/49099
2855         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Wrap
2856         declaration in TARGET_SOLARIS.
2857
2858 2011-05-26  Hariharan Sandanagobalane  <hariharan@picochip.com>
2859
2860         * config/picochip/picochip.md (cbranchhi4): No :CC for match_operator.
2861         The instruction is then expanded explicitly.
2862         (supported_compare): Callable instruction.
2863         (compare): Likewise.
2864
2865 2011-05-26  Jakub Jelinek  <jakub@redhat.com>
2866
2867         PR c++/49165
2868         * gimplify.c (shortcut_cond_r): Don't special case
2869         COND_EXPRs if they have void type on one of their arms.
2870
2871 2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>
2872
2873         * haifa-sched.c (schedule-block): Reorder the inner scheduling loop
2874         to reduce duplication, and to achieve a slightly more logical order
2875         of operations.
2876
2877 2011-05-26  Jakub Jelinek  <jakub@redhat.com>
2878
2879         PR tree-optimization/49161
2880         * tree-vrp.c (struct case_info): New type.
2881         (compare_case_labels): Sort case_info structs instead of
2882         trees, and not primarily by CASE_LABEL uids but by
2883         label_for_block indexes.
2884         (find_switch_asserts): Put case labels into struct case_info
2885         array instead of TREE_VEC, adjust sorting, compare label_for_block
2886         values instead of CASE_LABELs.
2887
2888 2011-05-26  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
2889
2890         * config/arm/neon.md ("orn<mode>3_neon"): Canonicalize not.
2891         ("orndi3_neon"): Likewise.
2892         ("bic<mode>3_neon"): Likewise.
2893
2894 2011-05-26  Ira Rosen  <ira.rosen@linaro.org>
2895
2896         PR tree-optimization/49038
2897         * tree-vect-loop-manip.c (vect_generate_tmps_on_preheader):
2898         Ensure at least one epilogue iteration if required by data
2899         accesses with gaps.
2900         * tree-vectorizer.h (struct _loop_vec_info): Add new field
2901         to mark loops that require peeling for gaps.
2902         * tree-vect-loop.c (new_loop_vec_info): Initialize new field.
2903         (vect_get_known_peeling_cost): Take peeling for gaps into
2904         account.
2905         (vect_transform_loop): Generate epilogue if required by data
2906         access with gaps.
2907         * tree-vect-data-refs.c (vect_analyze_group_access): Mark the
2908         loop as requiring an epilogue if there are gaps in the end of
2909         the strided group.
2910
2911 2011-05-25  Ian Lance Taylor  <iant@google.com>
2912
2913         * godump.c (go_format_type): Output the first field with a usable
2914         Go type, if any.
2915
2916 2011-05-25  Ian Lance Taylor  <iant@google.com>
2917
2918         * godump.c (go_format_type): Check for invalid type names, pointer
2919         target types, and struct field types.
2920
2921 2011-05-25  Jason Merrill  <jason@redhat.com>
2922
2923         * print-tree.c (print_node): Only look at TREE_TYPE if TS_TYPED.
2924
2925 2011-05-25  Uros Bizjak  <ubizjak@gmail.com>
2926
2927         * config/i386/sse.md (*<sse>_maskcmp<mode>3_comm): New pattern.
2928
2929 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
2930
2931         * config/i386/i386.md (*movqi_extv_1)): Put back
2932         "register_operand" check in "type" calculation.
2933         (*movqi_extzv_2): Likewise.
2934
2935 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
2936
2937         * doc/extend.texi (X86 Built-in Functions): Update pause intrinsic.
2938
2939 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
2940
2941         PR bootstrap/49160
2942         * libgcc2.h (__powisf2, __powidf2, __powitf2, __powixf2,
2943         __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3,
2944         __divxc3, __divtc3): Wrap definitions in #ifndef.
2945
2946 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
2947
2948         PR target/49142
2949         * config/i386/i386.md (*movqi_extv_1_rex64): Remove
2950         "register_operand" check and replace q_regs_operand with
2951         QIreg_operand in "type" calculation.
2952         (*movqi_extv_1): Likewise.
2953         (*movqi_extzv_2_rex64): Likewise.
2954         (*movqi_extzv_2): Likewise.
2955
2956         * config/i386/predicates.md (QIreg_operand): New.
2957
2958 2011-05-25  Richard Guenther  <rguenther@suse.de>
2959
2960         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Fix
2961         type-based offset disambiguation, streamline MEM_REF and
2962         TARGET_MEM_REF handling.
2963
2964 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
2965
2966         * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_PAUSE.
2967         (bdesc_special_args): Add pause intrinsic.
2968
2969         * config/i386/i386.md (UNSPEC_PAUSE): New.
2970         (pause): Likewise.
2971         (*pause): Likewise.
2972         * config/i386/ia32intrin.h (__pause): Likewise.
2973
2974         * doc/extend.texi (X86 Built-in Functions): Add documentation for
2975         pause intrinsic.
2976
2977 2011-05-25  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2978
2979         PR tree-optimization/46728
2980         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): New.
2981         (execute_cse_sincos): Add switch case for BUILT_IN_POW.
2982
2983 2011-05-25  Nathan Froyd  <froydnj@codesourcery.com>
2984
2985         * tree.h (struct tree_exp): Inherit from struct tree_typed.
2986         * tree.c (initialize_tree_contains_struct): Mark TS_EXP as TS_TYPED
2987         instead of TS_COMMON.
2988
2989 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
2990
2991         * libgcc2.h (__NW, __NDW): Define using a __gnu_ prefix if
2992         LIBGCC2_GNU_PREFIX is defined.
2993         (__N): New macro.
2994         (__powisf2, __powidf2, __powitf2, __powixf2, __bswapsi2, __bswapdi2,
2995         __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3, __divxc3,
2996         __divtc3, __udiv_w_sdiv, __clear_cache, __enable_execute_stack,
2997         __clz_tab): Define using __N.
2998         (__absvsi2, __negvsi2, __addvsi3, __subvsi3, __mulvsi3): Likewise if
2999         COMPAT_SIMODE_TRAPPING_ARITHMETIC.
3000         * target.def (libfunc_gnu_prefix): New hook.
3001         * doc/tm.texi.in (LIBGCC2_GNU_PREFIX): Document.
3002         (TARGET_LIBFUNC_GNU_PREFIX): Add hook.
3003         * doc/tm.texi: Regenerate.
3004         * system.h (LIBGCC2_GNU_PREFIX): Poison.
3005         * optabs.c (gen_libfunc): Take the libfunc_gnu_prefix hook into
3006         account.
3007         (gen_interclass_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
3008         (init_optabs): Likewise for the bswap libfuncs.
3009         * tree.c (build_common_builtin_nodes): Likewise for complex multiply
3010         and divide.
3011         * config/t-slibgcc-elf-ver (SHLIB_MAPFILES): Use $$(libgcc_objdir).
3012         * config/t-slibgcc-sld (SHLIB_MAPFILES): Likewise.
3013         * libgcc-std.ver: Remove.
3014         * Makefile.in (srcdirify): Handle $$(libgcc_objdir).
3015         * config/frv/t-linux (SHLIB_MAPFILES): Use $$(libgcc_objdir) for
3016         libgcc-std.ver.
3017         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
3018         * config/mips/t-slibgcc-irix (SHLIB_MAPFILES): Likewise.
3019         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Likewise.
3020         * config/rs6000/t-aix52 (SHLIB_MAPFILES): Likewise.
3021         * config/sparc/t-linux (SHLIB_MAPFILES): Likewise.
3022         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
3023         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
3024         * config/fixed-bit.h (FIXED_OP): Define differently depending on
3025         LIBGCC2_GNU_PREFIX. All uses changed not to pass leading underscores.
3026         (FIXED_CONVERT_OP, FIXED_CONVERT_OP2): Likewise.
3027
3028 2011-05-25  Jan Hubicka  <jh@suse.cz>
3029
3030         * lto-streamer-out.c (output_record_start): Use lto_output_enum
3031         (lto_output_tree): Use output_record_start.
3032         * lto-streamer-in.c (input_record_start): Use lto_input_enum
3033         (lto_get_pickled_tree): Use input_record_start.
3034         * lto-section-in.c (lto_section_overrun): Turn into fatal error.
3035         (lto_value_range_error): New function.
3036         * lto-streamer.h (lto_value_range_error): Declare.
3037         (lto_output_int_in_range, lto_input_int_in_range): New functions.
3038         (lto_output_enum, lto_input_enum): New macros.
3039
3040 2011-05-25  Eric Botcazou  <ebotcazou@adacore.com>
3041
3042         * common.opt (flag_stack_usage_info): New variable.
3043         (-Wstack-usage): New option.
3044         * doc/invoke.texi (Warning options): Document -Wstack-usage.
3045         * opts.c (common_handle_option) <OPT_Wstack_usage_>: New case.
3046         <OPT_fstack_usage>: Likewise.
3047         * toplev.c (output_stack_usage): Handle -Wstack-usage.
3048         * calls.c (expand_call): Test flag_stack_usage_info variable instead
3049         of flag_stack_usage.
3050         (emit_library_call_value_1): Likewise.
3051         * explow.c (allocate_dynamic_stack_space): Likewise.
3052         * function.c (instantiate_virtual_regs ): Likewise.
3053         (prepare_function_start): Likewise.
3054         (rest_of_handle_thread_prologue_and_epilogue): Likewise.
3055         * config/alpha/alpha.c (alpha_expand_prologue): Likewise.
3056         * config/arm/arm.c (arm_expand_prologue): Likewise.
3057         (thumb1_expand_prologue): Likewise.
3058         * config/avr/avr.c (expand_prologue): Likewise.
3059         * config/i386/i386.c (ix86_expand_prologue): Likewise.
3060         * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
3061         * config/m68k/m68k.c (m68k_expand_prologue): Likewise.
3062         * config/mips/mips.c (mips_expand_prologue): Likewise.
3063         * config/pa/pa.c (hppa_expand_prologue): Likewise.
3064         * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
3065         * config/s390/s390.c (s390_emit_prologue): Likewise.
3066         * config/sh/sh.c (sh_expand_prologue): Likewise.
3067         * config/sparc/sparc.c (sparc_expand_prologue): Likewise.
3068         * config/spu/spu.c (spu_expand_prologue): Likewise.
3069
3070 2011-05-25  Richard Guenther  <rguenther@suse.de>
3071
3072         * gimple.c (iterative_hash_canonical_type): Skip non-FIELD_DECLs.
3073         (gimple_canonical_types_compatible_p): Likewise.
3074
3075 2011-05-25  Jan Hubicka  <jh@suse.cz>
3076
3077         PR middle-end/49062
3078         * ipa.c (function_and_variable_visibility): Only add to same
3079         comdat group list if DECL_ONE_ONLY.
3080
3081 2011-05-25  Andrey Belevantsev  <abel@ispras.ru>
3082
3083         PR rtl-optimization/49014
3084         * config/i386/athlon.md (athlon_ssecomi): Change type to ssecomi.
3085
3086 2011-05-25  Jakub Jelinek  <jakub@redhat.com>
3087
3088         PR target/49128
3089         * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
3090
3091 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
3092
3093         PR rtl-optimization/48757
3094         * ira-build.c (loop_with_eh_edge_p): Rename to
3095         loop_with_complex_edge_p, check edges on complexity, make function
3096         conditional.
3097         (mark_loops_for_removal): Make call of loop_with_complex_edge_p
3098         conditional.
3099
3100 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
3101
3102         * config/sparc/sparc.c (sparc_option_override): If not set by the user,
3103         force flag_ira_share_save_slots to 0.
3104
3105 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
3106
3107         * var-tracking.c (compute_cfa_pointer): Adjust head comment.
3108         (vt_initialize): Set PROLOGUE_BB unconditionally.
3109         Add block comment about CFA_BASE_RTX machinery.
3110         Reset FP_CFA_OFFSET to -1 on all invalid paths.
3111         Call vt_init_cfa_base only if FP_CFA_OFFSET isn't equal to -1.
3112
3113 2011-05-24  Nicola Pero  <nicola.pero@meta-innovation.com>
3114
3115         PR objc/48187
3116         * c-parser.c (c_parser_objc_class_instance_variables): More robust
3117         parsing of syntax error in ObjC instance variable lists.  In
3118         particular, avoid an infinite loop if there is a stray ']'.
3119         Updated error message.
3120
3121 2011-05-24  Ian Lance Taylor  <iant@google.com>
3122
3123         * godump.c (go_define): Don't accept a string immediately after
3124         another operand.
3125
3126 2011-05-24  Ian Lance Taylor  <iant@google.com>
3127
3128         * godump.c (struct godump_container): Add invalid_hash field.
3129         (go_format_type): Return false if type is found in invalid_hash.
3130         (go_output_typedef): Add invalid type to invalid_hash.
3131         (go_finish): Create and delete invalid_hash.
3132
3133 2011-05-24  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
3134
3135         PR tree-optimization/46728
3136         * tree-ssa-math-opts.c (powi_table): New.
3137         (powi_lookup_cost): New.
3138         (powi_cost): New.
3139         (powi_as_mults_1): New.
3140         (powi_as_mults): New.
3141         (gimple_expand_builtin_powi): New.
3142         (execute_cse_sincos): Add switch case for BUILT_IN_POWI.
3143         (gate_cse_sincos): Remove sincos/cexp restriction.
3144
3145 2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3146
3147         PR target/3746
3148         * config.gcc (alpha*-dec-osf5.1*): Only build mips-tfile,
3149         mips-tdump native.
3150         * mips-tfile.c: Remove CROSS_DIRECTORY_STRUCTURE handling.
3151         * mips-tdump.c: Likewise.
3152
3153 2011-05-24  H.J. Lu  <hongjiu.lu@intel.com>
3154
3155         PR target/49128
3156         * config/i386/driver-i386.c (host_detect_local_cpu): Always
3157         add -mno-XXX.  Handle FMA.
3158
3159 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
3160
3161         PR rtl-optimization/48633
3162         * ira-build.c (loop_with_eh_edge_p): New function.
3163         (mark_loops_for_removal): Use it.
3164
3165 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
3166
3167         PR rtl-optimization/48971
3168         * ira.c (setup_pressure_classes): Don't check register move cost
3169         for classes with one registers.  Don't add pressure class if there
3170         is a pressure class with the same available hard registers.
3171         Check contains_reg_of_mode.  Fix a typo in collecting
3172         temp_hard_regset.  Ignore hard registers not belonging to a class.
3173
3174 2011-05-24  Uros Bizjak  <ubizjak@gmail.com>
3175
3176         PR target/49133
3177         * config/i386/sse.md (sse2_loadhpd): Remove shufpd alternative.
3178
3179 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
3180             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3181
3182         PR gcov-profile/48845
3183         * config/sol2.h (LIB_SPEC): Link TLS support for tree profiling.
3184
3185 2011-05-24  Richard Guenther  <rguenther@suse.de>
3186
3187         * gimple.c (compare_type_names_p): Remove for_completion_p arg.
3188         (gimple_compatible_complete_and_incomplete_subtype_p): Remove.
3189         (gimple_types_compatible_p_1): Adjust.
3190         (iterative_hash_canonical_type): Do not bother about complete vs.
3191         incomplete types.
3192         (gimple_canonical_types_compatible_p): Likewise.
3193
3194 2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3195
3196         * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Remove.
3197
3198 2011-05-24  Richard Guenther  <rguenther@suse.de>
3199
3200         PR bootstrap/49078
3201         * gimple.c (gimple_register_canonical_type): Revert
3202         previous change.
3203         * alias.c (get_alias_set): Only assert that TYPE_CANONICAL
3204         does not for a tree for the case where it matters.  Cache
3205         pointer-type alias-sets.
3206
3207 2011-05-24  Joseph Myers  <joseph@codesourcery.com>
3208
3209         * Makefile.in (GCC_OBJS): Remove opts-common.o and options.o.
3210         (OBJS): Remove options.o, opts-common.o and prefix.o.
3211         (OBJS-libcommon-target): New.
3212         (ALL_HOST_BACKEND_OBJS): Include $(OBJS-libcommon-target).
3213         (BACKEND): Include libcommon-target.a.
3214         (MOSTLYCLEANFILES): Include libcommon-target.a.
3215         (libcommon-target.a): New.
3216         (xgcc$(exeext), cpp$(exeext)): Use libcommon-target.a instead of
3217         prefix.o.
3218
3219 2011-05-23  Joseph Myers  <joseph@codesourcery.com>
3220
3221         * optc-save-gen.awk: New.  Based on optc-gen.awk.  Don't generate
3222         parts of output shared with the driver.
3223         * optc-gen.awk: Don't generate parts of output not shared with the
3224         driver.
3225         * opth-gen.awk: Remove GCC_DRIVER conditionals.
3226         * doc/options.texi (SourcerInclude): Mention options-save.c.
3227         * Makefile.in (GCC_OBJS): Use options.o instead of gcc-options.o.
3228         (OBJS): Add options-save.o.
3229         (options-save.c, options-save.o): New.
3230         (options.o): Update dependencies.
3231         (gcc-options.o): Remove.
3232         (mostlyclean): Remove options-save.c.
3233
3234 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
3235
3236         PR debug/49032
3237         * dbxout.c: Include cgraph.h.
3238         (dbxout_expand_expr): If a VAR_DECL is TREE_STATIC, not written
3239         and without value expr, return NULL if no varpool node exists for
3240         it or if it is not needed.
3241         * Makefile.in (dbxout.o): Depend on $(CGRAPH_H).
3242
3243         PR c/49120
3244         * c-decl.c (start_decl): Convert expr to void_type_node.
3245
3246 2011-05-23  Richard Sandiford  <rdsandiford@googlemail.com>
3247
3248         PR rtl-optimization/48826
3249         * emit-rtl.c (try_split): When splitting a call that is followed
3250         by a NOTE_INSN_CALL_ARG_LOCATION, move the note after the new call.
3251
3252 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
3253
3254         * cfgexpand.c (expand_debug_expr): For unused non-addressable
3255         parameters passed in memory prefer using DECL_INCOMING_RTL over
3256         the pseudos it will be copied into.
3257
3258 2011-05-23  H.J. Lu  <hongjiu.lu@intel.com>
3259
3260         PR target/47315
3261         * config/i386/i386.c (ix86_option_override_internal): Save the
3262         initial options after checking vzeroupper.
3263
3264 2011-05-23  David Li  <davidxl@google.com>
3265
3266         PR tree-optimization/48988
3267         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds):
3268         Initialize has_valid_pred for each pred chain.
3269
3270 2011-05-23  Richard Guenther  <rguenther@suse.de>
3271
3272         * gimple.c (gimple_types_compatible_p_1): Always compare type names.
3273         (iterative_hash_gimple_type): Always hash type names.
3274
3275 2011-05-23  Nathan Froyd  <froydnj@codesourcery.com>
3276
3277         * c-typeck.c (build_function_call_vec): Tweak call to
3278         check_function_arguments.
3279
3280 2011-05-23  Richard Guenther  <rguenther@suse.de>
3281
3282         PR tree-optimization/49115
3283         * tree-ssa-alias.c (stmt_kills_ref_p_1): If the assignment
3284         is not necessarily carried out, do not claim it kills the ref.
3285         * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise.
3286
3287 2011-05-23  Richard Guenther  <rguenther@suse.de>
3288
3289         PR middle-end/15419
3290         * builtins.c (fold_builtin_memory_op): Be less restrictive about
3291         what pointer types we accept for folding.
3292
3293 2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3294
3295         * gthr-gnat.c: Remove.
3296         * gthr-gnat.h: Remove.
3297         * Makefile.in (LIB2ADDEH): Remove $(srcdir)/gthr-gnat.c.
3298         * config/t-freebsd (LIB2ADDEH): Likewise.
3299         * config/t-linux (LIB2ADDEH): Likewise.
3300         * config/t-sol2 (LIB2ADDEH): Likewise.
3301         * config/ia64/t-vms (LIB2ADDEH): Likewise.
3302         * configure.ac (target_thread_file): Remove gnat handling.
3303         * configure: Regenerate.
3304         * doc/install.texi (Configuration, --enable-threads): Remove gnat.
3305
3306 2011-05-23  Tristan Gingold  <gingold@adacore.com>
3307             Eric Botcazou  <ebotcazou@adacore.com>
3308
3309         * gcov.c (create_file_names): If no object directory is specified,
3310         keep the directory of the file.
3311
3312 2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3313
3314         * configure.ac (enable_threads): Remove irix; add lynx, tpf; sort list.
3315         * configure: Regenerate.
3316
3317 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
3318
3319         PR middle-end/48973
3320         * expr.c (expand_expr_real_2) <case LT_EXPR>: If do_store_flag
3321         failed and the comparison has a single bit signed type, use
3322         constm1_rtx instead of const1_rtx for true value.
3323         (do_store_flag): If ops->type is single bit signed type, disable
3324         signel bit test optimization and pass -1 instead of 1 as last
3325         parameter to emit_store_flag_force.
3326
3327 2011-05-23  Tom de Vries  <tom@codesourcery.com>
3328
3329         PR target/45098
3330         * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith): New
3331         function.
3332         (infer_loop_bounds_from_undefined): Use new function.
3333
3334 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
3335
3336         * config/mips/mips.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Delete.
3337         (ASM_SPEC): Add a -O* option here.  Pass -O0 for -noasmopt,
3338         -O1 for -fno-delayed-branch, -O2 if optimization is enabled,
3339         and -O0 otherwise.
3340         (EXTRA_SPECS): Remove subtarget_asm_optimizing_spec.
3341
3342 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
3343
3344         * cfgcleanup.c (try_forward_edges): Do not update BB_FORWARDER_BLOCK.
3345         (try_optimize_cfg): Update BB_FORWARDER_BLOCK if try_forward_edges
3346         returns true.
3347
3348 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
3349
3350         * config/mips/mips.c (mips_default_arch): Honor MIPS_ISA_DEFAULT.
3351
3352 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
3353
3354         * config/sparc/sparc.c (sparc_delegitimize_address): Handle
3355         UNSPEC_MOVE_PIC pattern.
3356
3357 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
3358
3359         * config.gcc (sparc-*-elf*): Add sparc/t-crtin.
3360         (sparc-*-rtems*): Likewise.
3361         (sparc64-*-elf*): Likewise.
3362         (sparc64-*-rtems*): Likewise.
3363         (sparc*-*-solaris2*): Likewise.  Remove crti.o crtn.o extra parts.
3364         * config/sparc/t-crtin: New file.
3365         * config/sparc/t-sol2 (crti.o): Delete rule.
3366         (crtn.o): Likewise.
3367         * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Delete.
3368         * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Likewise.
3369         * config/sparc/sp64-elf.h (STARTFILE_SPEC): Tidy and add crti.o.
3370         (ENDFILE_SPEC): Add crtn.o.
3371
3372 2011-05-22  Tom de Vries  <tom@codesourcery.com>
3373
3374         PR middle-end/48689
3375         * fold-const.c (fold_checksum_tree): Guard TREE_CHAIN use with
3376         CODE_CONTAINS_STRUCT (TS_COMMON).
3377
3378 2011-05-22  Jakub Jelinek  <jakub@redhat.com>
3379
3380         PR middle-end/49029
3381         * expmed.c (extract_fixed_bit_field): Test whether target can be used
3382         only after deciding which mode to use.
3383
3384 2011-05-22  Tom de Vries  <tom@codesourcery.com>
3385
3386         PR target/45098
3387         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Fix const test
3388         for call to get_shiftadd_cost.
3389
3390 2011-05-22  Uros Bizjak  <ubizjak@gmail.com>
3391
3392         PR target/49104
3393         * config/i386/cpuid.h (bit_MMXEXT): New define.
3394
3395 2011-05-22  Nick Clifton  <nickc@redhat.com>
3396
3397         * config/stormy16/stormy16.c (xstormy16_init_builtins): prevent
3398         initialisation of non-existant args[2] element.  Use args[] array
3399         not arg[] array to pass arguments to build_function_type_list.
3400
3401 2011-05-22  Ira Rosen  <ira.rosen@linaro.org>
3402
3403         PR tree-optimization/49087
3404         * tree-vect-loop.c (vect_is_slp_reduction): Fail if LHS has no uses.
3405
3406 2011-05-21  Jason Merrill  <jason@redhat.com>
3407
3408         PR c++/49092
3409         * dwarf2out.c (tree_add_const_value_attribute_for_decl): Check for
3410         static storage duration.
3411
3412 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
3413
3414         * config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard
3415         frame pointer.
3416
3417 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
3418
3419         * config/sparc/sparc.c (eligible_for_return_delay): Do not return
3420         false if there are call-saved registers here...
3421         (sparc_can_use_return_insn_p): ...but here instead.
3422         (save_or_restore_regs): Fix thinko.
3423         (sparc_expand_prologue): Use current_function_is_leaf.
3424         (sparc_frame_pointer_required): Likewise.
3425
3426 2011-05-21  Nick Clifton  <nickc@redhat.com>
3427
3428         PR target/49098
3429         * config/rx/rx.c (rx_memory_move_cost): Note unused parameters.
3430
3431 2011-05-21  Nicola Pero  <nicola.pero@meta-innovation.com>
3432
3433         * gengtype.c (walk_type): Implemented "atomic" GTY option.
3434         * doc/gty.texi (GTY Options): Document "atomic" GTY option.
3435
3436 2011-05-21  Joseph Myers  <joseph@codesourcery.com>
3437
3438         * opt-read.awk: New.  Split out of optc-gen.awk and opth-gen.awk.
3439         * optc-gen.awk: Move common code to opt-read.awk.
3440         * opth-gen.awk: Likewise.
3441         * Makefile.in (options.c, s-options-h): Update to use opt-read.awk.
3442
3443 2011-05-20  Nathan Froyd  <froydnj@codesourcery.com>
3444
3445         * godump.c (go_format_type): Don't use TYPE_ARG_TYPES.
3446
3447 2011-05-20  Tom de Vries  <tom@codesourcery.com>
3448
3449         PR target/45098
3450         * tree-ssa-loop-ivopts.c: Include expmed.h.
3451         (get_shiftadd_cost): New function.
3452         (force_expr_to_var_cost): Declare forward.  Use get_shiftadd_cost.
3453
3454 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
3455
3456         PR bootstrap/49086
3457         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL
3458         for PHI args that are SSA_NAME_IS_DEFAULT_DEF.
3459
3460 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
3461
3462         * Makefile.in: Update comment referring to $(OBJS-common).
3463
3464 2011-05-20  Ian Lance Taylor  <iant@google.com>
3465
3466         * godump.c (go_output_typedef): Put enum constants in the macro
3467         hash table to avoid duplicate Go const definitions.
3468
3469 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
3470
3471         * Makefile.in (LIBDEPS): Add libcommon.a.
3472         (LIBS): Likewise.
3473         (GCC_OBJS): Remove diagnostic.o, pretty-print.o and input.o.
3474         (OBJS-common): Remove diagnostic.o, input.o, intl.o,
3475         pretty-print.o and version.o.
3476         (OBJS-libcommon): New.
3477         (ALL_HOST_BACKEND_OBJS): Add $(OBJS-libcommon).
3478         (BACKEND): Add libcommon.a.
3479         (MOSTLYCLEANFILES): Likewise.
3480         (libcommon.a): New.
3481         (xgcc$(exeext)): Don't explicitly use version.o and intl.o.
3482         (cpp$(exeext)): Likewise.
3483         (COLLECT2_OBJS): Remove intl.o, version.o, diagnostic.o,
3484         pretty-print.o and input.o.
3485         (lto-wrapper$(exeext)): Don't explicitly use intl.o.
3486         (lto-wrapper.o): Depend on $(DIAGNOSTIC_H).
3487         (errors.o): Remove.
3488         (mips-tfile): Don't explicitly use version.o.
3489         (mips-tdump): Likewise.
3490         (gcov.o): Depend on $(DIAGNOSTIC_H).
3491         (gcov-dump.o): Depend on intl.h and $(DIAGNOSTIC_H).
3492         (GCOV_OBJS): Remove intl.o, version.o and errors.o.
3493         (GCOV_DUMP_OBJS): Remove version.o and errors.o.
3494         * gcov-dump.c: Include intl.h and diagnostic.h.
3495         (main): Initialize diagnostics.
3496         * gcov.c: Include diagnostic.h.
3497         (fnotice): Remove.
3498         (main): Initialize diagnostics.
3499         * lto-wrapper.c: Include diagnostic.h.
3500         (main): Initialize diagnostics.
3501
3502 2011-05-20  Michael Matz  <matz@suse.de>
3503
3504         * Makefile.in (OBJS-common, OBJS-md, OBJS-archive): Merge into OBJS.
3505
3506 2011-05-20  Michael Matz  <matz@suse.de>
3507             Richard Guenther  <rguenther@suse.de>
3508
3509         * lto-streamer.c (lto_record_common_node): Don't track seen nodes,
3510         use lto_streamer_cache_append directly instead of returning a VEC.
3511         (preload_common_node): Remove.
3512         (lto_get_common_nodes): Rename to lto_preload_common_nodes, don't
3513         track seen nodes.
3514         (lto_streamer_cache_create): Call lto_preload_common_nodes.
3515
3516 2011-05-20  Richard Guenther  <rguenther@suse.de>
3517
3518         PR tree-optimization/49079
3519         * tree-dfa.c (get_ref_base_and_extent): Handle view-converting
3520         MEM_REFs correctly for the trailing array access detection.
3521         Special case constants the same way as decls for overall size
3522         constraining.
3523
3524 2011-05-20  Uros Bizjak  <ubizjak@gmail.com>
3525
3526         * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Fix macro
3527         argument expansion.
3528
3529 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
3530
3531         PR tree-optimization/49073
3532         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL if
3533         PHI argument is SSA_NAME, whose def_stmt is dominated by the PHI.
3534         * tree-ssa-ifcombine.c (tree_ssa_ifcombine): Calculate dominators.
3535
3536 2011-05-20  Richard Guenther  <rguenther@suse.de>
3537
3538         PR middle-end/48849
3539         * gimple.c (gimple_register_canonical_type): Compute TYPE_CANONICAL
3540         of pointer types the same way the middle-end does.
3541
3542 2011-05-20  Richard Guenther  <rguenther@suse.de>
3543
3544         * gimple.c (gimple_register_type_1): Do not fiddle with main-variant
3545         or pointer-to chains.  Delay all fixup to uniquify_nodes.
3546
3547 2011-05-19  Quentin Neill  <quentin.neill@amd.com>
3548
3549         * config/i386/sse.md (fma4_fmsubadd): Use <ssemodesuffix>.
3550         (fma4_fmaddsub): Likewise
3551
3552 2011-05-19  Jan Hubicka  <jh@suse.cz>
3553
3554         * gimple.c (gtc_visited, gtc_ob, type_pair_hash, type_pair_eq): Remove.
3555         (GIMPLE_TYPE_PAIR_SIZE): New macro.
3556         (type_pair_cache): New static var.
3557         (lookup_type_pair): Use fixed sized custom hash; make inline.
3558         (gtc_visit, gimple_types_compatible_p, gimple_register_type_1): Update
3559         calls of lookup_type_pair.
3560         (print_gimple_types_stats): Remove cache stats.
3561         (free_gimple_type_tables): Free type_pair_cache instead of gtc_visited
3562         and gtc_ob.
3563
3564 2011-05-19  Uros Bizjak  <ubizjak@gmail.com>
3565
3566         * config/i386/i386.c (option_override_internal): Enable TARGET_CMOVE
3567         when TARGET_RDRND is active.
3568         (ix86_expand_builtin) <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>:
3569         Generate dummy SImode target register when target is NULL.
3570
3571 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
3572
3573         * config/arm/arm-fpus.def: New.
3574         * config/arm/genopt.sh: Generate Enum and EnumValue entries from
3575         arm-fpus.def.
3576         * config/arm/arm-tables.opt: Regenerate.
3577         * config/arm/arm.c (all_fpus): Move contents to arm-fpus.def.
3578         (arm_option_override): Don't decode FPU name to string here.
3579         * config/arm/arm.opt (mfpu=): Use Enum.
3580         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt, arm.o):
3581         Update dependencies.
3582
3583 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
3584
3585         * collect2.c: Include diagnostic.h.
3586         (fatal_perror, fatal, error, fancy_abort): Remove.
3587         (main): Set progname.  Call xmalloc_set_program_name and
3588         diagnostic_initialize.
3589         (maybe_run_lto_and_relink, main, collect_execute, scan_prog_file,
3590         scan_libraries, resolve_lib_name): Call fatal_error instead of
3591         fatal and fatal_perror.
3592         * collect2.h (error, fatal, fatal_perror): Don't declare.
3593         * tlink.c: Include diagnostic-core.h.
3594         (recompile_files): Call fatal_error instead of fatal_perror.
3595         * Makefile.in (COLLECT2_OBJS): Include diagnostic.o,
3596         pretty-print.o and input.o.
3597         (collect2.o, tlink.o): Update dependencies.
3598
3599 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3600
3601         * config/i386/i386.md (tls_initial_exec_64_sun): Add semicolon.
3602
3603 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3604
3605         PR target/40483
3606         * configure.ac (gcc_cv_as_comdat_group_group): Check for Sun as
3607         COMDAT group syntax, both SPARC and x86 variants.
3608         (HAVE_COMDAT_GROUP): Also define if gcc_cv_as_comdat_group_group.
3609         * configure: Regenerate.
3610         * config/sol2.h (TARGET_SOLARIS): Define.
3611         (PUSHSECTION_FORMAT): Remove.
3612         (SECTION_NAME_FORMAT): Define.
3613         * config/sol2.c: Include hashtab.h.
3614         (solaris_output_init_fini): Replace PUSHSECTION_FORMAT by its
3615         expansion, using SECTION_NAME_FORMAT.
3616         (solaris_comdat_htab): New variable.
3617         (struct comdat_entry): Define.
3618         (comdat_hash): New function.
3619         (comdat_eq): New function.
3620         (solaris_elf_asm_comdat_section): New function.
3621         (solaris_define_comdat_signature): New function.
3622         (solaris_code_end): New function.
3623         * config/sol2-protos.h (solaris_elf_asm_comdat_section): Declare.
3624         (solaris_code_end): Declare.
3625         * config/t-sol2 (sol2.o): Add $HASHTAB_H dependency.
3626         * config/i386/i386.c (ix86_code_end) [TARGET_SOLARIS]: Call
3627         solaris_code_end.
3628         (i386_solaris_elf_named_section): Wrap in TARGET_SOLARIS.
3629         Remove ATTRIBUTE_UNUSED.
3630         [!USE_GAS]: Call solaris_elf_asm_comdat_section for
3631         SECTION_LINKONCE sections if HAVE_COMDAT_GROUP.
3632         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Likewise.
3633         * config/i386/sol2-10.h (TARGET_ASM_NAMED_SECTION): Moved ...
3634         * config/i386/sol2.h (TARGET_ASM_NAMED_SECTION): ... here.
3635         * config/sparc/sol2.h (TARGET_ASM_CODE_END): Redefine.
3636         (PUSHSECTION_FORMAT): Remove.
3637         (SECTION_NAME_FORMAT): Redefine.
3638
3639 2011-05-19  Kai Tietz  <ktietz@redhat.com>
3640
3641         * tree-cfg.c (verify_gimple_assign_binary): Barf on
3642         TRUTH_AND_EXPR, TRUTH_OR_EXPR, and TRUTH_XOR_EXPR.
3643         (gimplify_expr): Move TRUTH_AND|OR|XOR_EXPR to its binary form.
3644
3645 2011-05-19  Anatoly Sokolov  <aesok@post.ru>
3646             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3647
3648         * config/t-sol2 (sol2.o): Add $(TARGET_H) dependency.
3649
3650 2011-05-19  Richard Guenther  <rguenther@suse.de>
3651
3652         PR middle-end/48985
3653         * tree-object-size.c (addr_object_size): If the pointed-to
3654         variable is a decl use DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT.
3655
3656 2011-05-19  Richard Guenther  <rguenther@suse.de>
3657
3658         * gimple.c (gimple_types_compatible_p_1): Compare names of
3659         the types themselves.
3660         (iterative_hash_gimple_type): And hash them that way.
3661         (gimple_register_type_1): If we register a main variant properly
3662         initialize the leader to ourselves.
3663
3664 2011-05-19  Tom de Vries  <tom@codesourcery.com>
3665
3666         PR target/45098
3667         * tree-ssa-loop-ivopts.c (get_expr_id): Factored new function out of
3668         get_loop_invariant_expr_id.
3669         (get_loop_invariant_expr_id): Use get_expr_id.
3670         (parm_decl_cost): New function.
3671         (determine_use_iv_cost_condition): Use get_expr_id and parm_decl_cost.
3672         Improve bound cost estimation.  Use different inv_expr_id for elim and
3673         express cases.
3674
3675 2011-05-19  Tom de Vries  <tom@codesourcery.com>
3676
3677         PR target/45098
3678         * tree-ssa-loop-ivopts.c (determine_iv_cost): Prevent
3679         cost_base.cost == 0.
3680
3681 2011-05-18  H.J. Lu  <hongjiu.lu@intel.com>
3682
3683         PR target/49002
3684         * config/i386/sse.md
3685         (avx_<ssemodesuffix><avxsizesuffix>_<ssemodesuffix>): Properly handle
3686         load cast.
3687
3688 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
3689
3690         PR tree-optimization/49039
3691         * tree-vrp.c (extract_range_from_binary_expr): For
3692         MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]>
3693         return ~[MAX_EXPR <a, c>, MIN_EXPR <b, d>].
3694
3695 2011-05-18  Tom de Vries  <tom@codesourcery.com>
3696
3697         PR target/45098
3698         * tree-ssa-loop-ivopts.c (computation_cost): Prevent cost of 0.
3699
3700 2011-05-18  Uros Bizjak  <ubizjak@gmail.com>
3701
3702         * config/i386/i386.md (*tls_global_dynamic_32_gnu): Split asm template.
3703         (*tls_global_dynamic_64): Ditto.
3704         (*tls_local_dynamic_base_32_gnu): Ditto.
3705         (*tls_local_dynamic_base_64): Ditto.
3706         (tls_initial_exec_64_sun): Ditto.
3707
3708 2011-05-18  Stuart Henderson  <shenders@gcc.gnu.org>
3709
3710         * doc/invoke.texi (Blackfin Options): -mcpu accepts bf592.
3711         * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
3712         bf592-none.
3713         * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
3714         * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
3715         * config/bfin/bfin.c (bfin_cpus): Add bf592.
3716         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3717         __ADSPBF592__ and __ADSPBF59x__ for BFIN_CPU_BF592.
3718         * config/bfin/bfin-opts.h (bfin_cpu_type): Add BFIN_CPU_BF592.
3719         * config/bfin/elf.h (LIB_SPEC): Add bf592.
3720
3721 2011-05-18  Joseph Myers  <joseph@codesourcery.com>
3722
3723         * config/arm/arm-opts.h (enum arm_fp16_format_type, enum
3724         arm_abi_type, enum float_abi_type, enum arm_tp_type): Move from arm.h.
3725         * config/arm/arm.c (arm_float_abi, arm_fp16_format, arm_abi,
3726         target_thread_pointer, arm_structure_size_boundary, struct
3727         float_abi, all_float_abis, struct fp16_format, all_fp16_formats,
3728         struct abi_name, arm_all_abis): Remove.
3729         (arm_option_override) Don't process most enumerated option values here.
3730         Don't process target_fpe_name here.  Work with integer not string for
3731         structure size boundary; use separate diagnostics for each case.
3732         * config/arm/arm.h (enum float_abi_type, enum
3733         arm_fp16_format_type, enum arm_abi_type, enum arm_tp_type): Move
3734         to arm-opts.h.
3735         (arm_float_abi, arm_fp16_format, arm_abi, target_thread_pointer,
3736         arm_structure_size_boundary): Remove.
3737         * config/arm/arm.opt (mabi=): Use Enum and Init.
3738         (arm_abi_type): New Enum and EnumValue entries.
3739         (mfloat-abi=): Use Enum and Init.
3740         (float_abi_type): New Enum and EnumValue entries.
3741         (mfp=, mfpe=): Replace by separate Alias entries for each argument.
3742         (mfp16-format=): Use Enum and Init.
3743         (arm_fp16_format_type): New Enum and EnumValue entries.
3744         (mstructure-size-boundary=): Use UInteger and Init.
3745         (mtp=): Use Enum and Init.
3746         (arm_tp_type): New Enum and EnumValue entries.
3747
3748 2011-05-18  Richard Guenther  <rguenther@suse.de>
3749
3750         PR tree-optimization/49018
3751         * gimple.c (gimple_has_side_effects): Volatile asms have side-effects.
3752         * tree-ssa-ifcombine.c (bb_no_side_effects_p): Use
3753         gimple_has_side_effects.
3754
3755 2011-05-18  Richard Guenther  <rguenther@suse.de>
3756
3757         * gimple.c (gimple_register_type_1): New function, split out from ...
3758         (gimple_register_type): ... here.  Avoid infinite recursion.
3759
3760 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
3761
3762         PR tree-optimization/41881
3763         * tree-vectorizer.h (struct _loop_vec_info): Add new field
3764         reduction_chains along with a macro for its access.
3765         * tree-vect-loop.c (new_loop_vec_info): Initialize reduction chains.
3766         (destroy_loop_vec_info): Free reduction chains.
3767         (vect_analyze_loop_2): Return false if vect_analyze_slp() returns false.
3768         (vect_is_slp_reduction): New function.
3769         (vect_is_simple_reduction_1): Call vect_is_slp_reduction.
3770         (vect_create_epilog_for_reduction): Support SLP reduction chains.
3771         * tree-vect-slp.c (vect_get_and_check_slp_defs): Allow different
3772         definition types for reduction chains.
3773         (vect_supported_load_permutation_p): Don't allow permutations for
3774         reduction chains.
3775         (vect_analyze_slp_instance): Support reduction chains.
3776         (vect_analyze_slp): Try to build SLP instance from reduction chains.
3777         (vect_get_constant_vectors):  Handle reduction chains.
3778         (vect_schedule_slp_instance): Mark the first statement of the
3779         reduction chain as reduction.
3780
3781 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
3782
3783         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Use new
3784         names for group elements access.
3785         * tree-vectorizer.h (struct _stmt_vec_info): Use interleaving info for
3786         reduction chains as well.  Remove data reference and interleaving
3787         related words from the fields names.
3788         * tree-vect-loop.c (vect_transform_loop): Use new names for group
3789         elements access.
3790         * tree-vect-data-refs.c (vect_get_place_in_interleaving_chain,
3791         vect_insert_into_interleaving_chain, vect_update_interleaving_chain,
3792         vect_update_interleaving_chain, vect_same_range_drs,
3793         vect_analyze_data_ref_dependence, vect_update_misalignment_for_peel,
3794         vect_verify_datarefs_alignment, vector_alignment_reachable_p,
3795         vect_peeling_hash_get_lowest_cost, vect_enhance_data_refs_alignment,
3796         vect_analyze_group_access, vect_analyze_data_ref_access,
3797         vect_create_data_ref_ptr, vect_transform_strided_load,
3798         vect_record_strided_load_vectors): Likewise.
3799         * tree-vect-stmts.c (vect_model_simple_cost, vect_model_store_cost,
3800         vect_model_load_cost, vectorizable_store, vectorizable_load,
3801         vect_remove_stores, new_stmt_vec_info): Likewise.
3802         * tree-vect-slp.c (vect_build_slp_tree,
3803         vect_supported_slp_permutation_p, vect_analyze_slp_instance): Likewise.
3804
3805 2011-05-18  Richard Guenther  <rguenther@suse.de>
3806
3807         PR middle-end/48989
3808         * tree-cfg.c (verify_gimple_assign_unary): Adjust TRUTH op
3809         operand verification.
3810         (verify_gimple_assign_binary): Likewise.
3811         * tree-ssa.c (useless_type_conversion_p): Preserve conversions
3812         to non-1-precision BOOLEAN_TYPEs.
3813
3814 2011-05-18  Tom de Vries  <tom@codesourcery.com>
3815
3816         PR target/45098
3817         * tree-ssa-loop-ivopts.c (seq_cost): Fix call to rtx_cost.
3818
3819 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
3820
3821         PR tree-optimization/49000
3822         * tree-ssa.c (execute_update_addresses_taken): Call
3823         maybe_rewrite_mem_ref_base on debug stmt value.  If it couldn't
3824         be rewritten and decl has been marked for renaming, reset
3825         the debug stmt.
3826
3827 2011-05-17  Joseph Myers  <joseph@codesourcery.com>
3828
3829         * config/i386/i386.c (ix86_valid_target_attribute_tree): Use
3830         enum_opts_set when testing if attributes have set -mfpmath=.
3831
3832 2011-05-17  Richard Sandiford  <rdsandiford@googlemail.com>
3833
3834         * config/mips/mips.c (mips_handle_option): Remove unused variable.
3835
3836 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
3837
3838         * ipa-inline-analysis.c (inline_node_duplication_hook): Initialize
3839         info->entry with 0
3840         * tree-inline.c (maybe_inline_call_in_expr):  Initialize
3841         id.transform_lang_insert_block with NULL.
3842
3843 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
3844
3845         * config/i386/i386-protos.h (output_fix_trunc): Change arg 3 to bool.
3846         (output_fp_compare): Change args 3 and 4 to bool.
3847         (ix86_expand_call): Change arg 6 to bool.
3848         (ix86_attr_length_immediate_default): Change arg 2 to bool.
3849         (ix86_attr_length_vex_default): Change arg 3 to bool.
3850         * config/i386/i386.md: Update all uses.
3851         * config/i386/i386.c: Ditto.
3852         (ix86_flags_dependent): Change return type to bool.
3853
3854 2011-05-17  Richard Guenther  <rguenther@suse.de>
3855
3856         * gimple.c (type_hash_pair_compare): Fix comparison.
3857
3858 2011-05-17  Richard Guenther  <rguenther@suse.de>
3859
3860         * gimple.c (iterative_hash_gimple_type): Simplify singleton
3861         case some more, fix final hash value of the non-singleton case.
3862
3863 2011-05-17  Richard Guenther  <rguenther@suse.de>
3864
3865         PR bootstrap/49013
3866         Revert
3867         2011-05-16  Richard Guenther  <rguenther@suse.de>
3868
3869         * gimple.c (gimple_types_compatible_p_1): Use names of the
3870         type itself, not its main variant.
3871         (iterative_hash_gimple_type): Likewise.
3872
3873 2011-05-17  Richard Guenther  <rguenther@suse.de>
3874
3875         * gimple.c (gimple_register_canonical_type): Use the main-variant
3876         leader for computing the canonical type.
3877
3878 2011-05-17  Nick Clifton  <nickc@redhat.com>
3879
3880         * config/rx/rx.c (rx_memory_move_cost): Include cost of register
3881         moves.
3882
3883         * config/rx/rx.md: Add peephole to remove redundant extensions
3884         after loads.
3885         (bitset_in_memory): Use rx_restricted_mem_operand.
3886         (bitinvert_in_memory): Likewise.
3887         (bitclr_in_memory): Likewise.
3888
3889 2011-05-17  Kazuhio Inaoka  <kazuhiro.inaoka.ud@renesas.com>
3890             Nick Clifton  <nickc@redhat.com>
3891
3892         * config/rx/rx.md: Add peepholes to match a register move followed
3893         by a comparison of the moved register.  Replace these with an
3894         addition of zero that does both actions in one instruction.
3895
3896 2011-05-17  Jakub Jelinek  <jakub@redhat.com>
3897
3898         PR target/48986
3899         * config/i386/sync.md (sync_old_add<mode>): Relax operand 2
3900         predicate to allow CONST_INT.
3901         (*sync_old_add_cmp<mode>): New insn and peephole2 for it.
3902
3903 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
3904
3905         * opts-common.c (opt_enum_arg_to_value): New.
3906         * opts.h (opt_enum_arg_to_value): Declare.
3907         * config/i386/i386.opt (fpmath): Remove.
3908         (mfpmath=): Use Enum, Init and Save.
3909         (fpmath_unit): New Enum and EnumValue entries.
3910         * config/i386/i386-c.c (ix86_pragma_target_parse): Update field
3911         name for function fpmath state.
3912         * config/i386/i386-opts.h (enum fpmath_unit): Move from i386.h.
3913         * config/i386/i386.c: Include diagnostic.h.
3914         (ix86_fpmath, IX86_FUNCTION_SPECIFIC_FPMATH): Remove.
3915         (ix86_target_string): Take enum fpmath_unit value instead of string.
3916         (ix86_debug_options): Update call to ix86_target_string.
3917         (ix86_option_override_internal): Don't process fpmath strings here.
3918         (x86_function_specific_save, ix86_function_specific_restore):
3919         Don't handle fpmath state specially.
3920         (ix86_function_specific_print): Pass fpmath state to
3921         ix86_target_string instead of printing in this function.
3922         (ix86_valid_target_attribute_inner_p): Take gcc_options pointer.
3923         Handle enum attributes.
3924         (IX86_ATTR_ENUM, ix86_opt_enum): New.
3925         (ix86_valid_target_attribute_tree): Update option_strings
3926         handling.  Handle fpmath as enum option.
3927         (ix86_can_inline_p): Update field names for function fpmath state.
3928         (ix86_expand_builtin): Update call to ix86_target_string.
3929         * config/i386/i386.h (enum fpmath_unit): Move to i386-opts.h.
3930         (ix86_fpmath): Remove.
3931         * config/i386/t-i386 (i386.o): Update dependencies.
3932
3933 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
3934
3935         PR preprocessor/48677
3936         * cppspec.c (lang_specific_driver): Set new_decoded_options[0]
3937         from decoded_options[0], not from itself.
3938
3939 2011-05-16  Uros Bizjak  <ubizjak@gmail.com>
3940
3941         * config/i386/constraints.md (z): New constraint.
3942         * config/i386/i386.c (c): New mode attribute.
3943         (*call): Merge insn pattern from *call_0, *call_1, *call_1_rex64 and
3944         *call_1_rex64_large patterns using "P" mode iterator. Use "<c>zm"
3945         constraint for operand 0.
3946         (*call_vzeroupper): Ditto.
3947         (*call_rex64_ms_sysv): Ditto.  Use "rzm" constraint for operand 0.
3948         (*call_rex64_ms_sysv_vzeroupper): Ditto.
3949         (*call_pop): Merge insn pattern from *call_pop_0 and *call_pop_1.
3950         Use "lzm" constraint for operand 0.
3951         (*call_pop_vzeroupper): Ditto.
3952         (*sibcall): Merge insn pattern from *sibcall_0, *sibcall_1 and
3953         *sibcall_1_rex64 patterns using "P" mode iterator.  Use "Uz"
3954         constraint for operand 0.
3955         (*sibcall_vzeroupper): Ditto.
3956         (*sibcall_rex64_ms_sysv): Ditto.
3957         (*sibcall_rex64_ms_sysv_vzeroupper): Ditto.
3958         (*sibcall_pop): Merge insn pattern from *sibcall_pop_0 and
3959         *sibcall_pop_1.  Use "Uz" constraint for operand 0.
3960         (*sibcall_pop_vzeroupper): Ditto.
3961         (*call_value): Merge insn pattern from *call_value_0, *call_value_1,
3962         *call_value_1_rex64 and *call_value_1_rex64_large patterns using "P"
3963         mode iterator.  Use "<c>zm" constraint for operand 1.
3964         (*call_value_vzeroupper): Ditto.
3965         (*call_value_rex64_ms_sysv): Ditto.  Use "rzm" constraint
3966         for operand 1.
3967         (*call_value_rex64_ms_sysv_vzeroupper): Ditto.
3968         (*call_value_pop): Merge insn pattern from *call_value_pop_0 and
3969         *call_value_pop_1.  Use "lzm" constraint for operand 1.
3970         (*call_value_pop_vzeroupper): Ditto.
3971         (*sibcall_value): Merge insn pattern from *sibcall_value_0,
3972         *sibcall_value_1 and *sibcall_value_1_rex64 patterns using "P"
3973         mode iterator.  Use "Uz" constraint for operand 1.
3974         (*sibcall_value_vzeroupper): Ditto.
3975         (*sibcall_value_rex64_ms_sysv): Ditto.
3976         (*sibcall_value_rex64_ms_sysv_vzeroupper): Ditto.
3977         (*sibcall_value_pop): Rename from *sibcall_pop_1.  Use "Uz"
3978         constraint for operand 1.
3979         (*sibcall_value_pop_vzeroupper): Ditto.
3980         (*tls_global_dynamic_64): Use constant_call_address_operand predicate
3981         and "z" constraint for operand 2.
3982         (*tls_global_dynamic_32_gnu): Ditto.
3983         (*tls_local_dynamic_base_32_gnu): Ditto.
3984         (*tls_local_dynamic_base_64): Ditto.
3985         (*tls_local_dynamic_32_once): Ditto.
3986         * config/i386/i386.c (ix86_output_call_insn): Remove int_addr argument.
3987         Update all callers.
3988         * config/i386/i386-protos.h (ix86_output_call_insn): Update prototype.
3989
3990 2011-05-16  Richard Guenther  <rguenther@suse.de>
3991
3992         * gimple.c (gimple_types_compatible_p_1): Use names of the
3993         type itself, not its main variant.
3994         (iterative_hash_gimple_type): Likewise.
3995
3996 2011-05-16  Richard Guenther  <rguenther@suse.de>
3997
3998         * gimple.c (iterative_hash_gimple_type): Re-instantiate change to
3999         always visit pointer target and function result and argument types.
4000
4001 2011-05-16  Jason Merrill  <jason@redhat.com>
4002
4003         PR c++/48999
4004         * tree-inline.c (copy_statement_list): Put back recursion.
4005
4006 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
4007
4008         PR target/27663
4009         PR target/41076
4010         * config/avr/predicates.md (const_8_16_24_operand): New predicate.
4011         * config/avr/avr.md ("*ior<mode>qi.byte0",
4012         "*ior<mode>qi.byte1-3"): New define_insn_and_split patterns.
4013
4014 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
4015
4016         PR target/45099
4017         * config/avr/avr.c (avr_function_arg_advance): Error if a fixed
4018         register is needed for a function argument.
4019
4020 2011-05-16  Richard Guenther  <rguenther@suse.de>
4021
4022         * gimple.c (struct type_hash_pair): New type.
4023         (type_hash_pair_compare): New function.
4024         (iterative_hash_gimple_type): Mix in SCC member hashes in hash-order.
4025
4026 2011-05-16  Revital Eres  <revital.eres@linaro.org>
4027
4028         * modulo-sched.c (doloop_register_get): Check !DEBUG_INSN_P first.
4029
4030 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
4031
4032         * config/i386/i386.md (floating point move splitters): Fix
4033         usage of standard_80387_constant_p.
4034         * config/i386/i386.c (ix86_preferred_reload_class): Ditto.
4035
4036 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
4037
4038         * config/i386/i386.md (*movdf_internal): Simplify insn condition.
4039
4040 2011-05-14  Eric Botcazou  <ebotcazou@adacore.com>
4041
4042         * tree-ssa-loop-im.c (SET_ALWAYS_EXECUTED_IN): New macro.
4043         (fill_always_executed_in): Use [SET_]ALWAYS_EXECUTED_IN.
4044         (tree_ssa_lim_finalize): Likewise.
4045
4046 2011-05-14  Uros Bizjak  <ubizjak@gmail.com>
4047
4048         * config/i386/constraint.md (Yd, Yx): New register constraints.
4049         * config/i386/i386.md (*pushdf): Merge with *pushdf_nointeger.  Use
4050         Yd conditional register constraint.
4051         (*movtf_internal): Use standard_sse_constant_opcode.
4052         (*movxf_internal): Merge with *movxf_internal_nointeger.  Use
4053         Yx conditional register constraint.
4054         (*movdf_internal): Merge with *movdf_internal_nointeger.  Use
4055         Yd conditional register constraint.  Use standard_sse_constant_p to
4056         check for valid SSE constants and call standard_sse_constant_opcode to
4057         output SSE insn.
4058         (*movsf_internal): Use standard_sse_constant_p to check for valid SSE
4059         constants and call standard_sse_constant_opcode to output SSE insn.
4060         * config/i386/i386.c (ix86_option_ovverride_internal): Set
4061         TARGET_INTEGER_DFMODE_MOVES for 64bit targets.  Clear it when
4062         optimize_size is set.
4063         (standard_sse_constant_opcode): Output conditional AVX insn templates.
4064
4065 2011-05-14  Tobias Burnus  <burnus@net-b.de>
4066
4067         * doc/invoke.texi (-Ofast): Also enables -fstack-arrays.
4068
4069 2011-05-13  Martin Jambor  <mjambor@suse.cz>
4070
4071         * ipa-prop.c (ipa_cst_from_jfunc): New function.
4072         * ipa-prop.h (ipa_cst_from_jfunc): Declare.
4073         * ipa-inline-analysis.c (evaluate_conditions_for_edge): Use it.
4074         (evaluate_conditions_for_ipcp_clone): Removed.
4075         (estimate_ipcp_clone_size_and_time): Accept vector of known constants.
4076         * ipa-cp.c (ipcp_estimate_growth): Build vector of known constants.
4077         * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update.
4078
4079 2011-05-13  Eric Botcazou  <ebotcazou@adacore.com>
4080
4081         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Adjust dump message.
4082         * regcprop.c (copyprop_hardreg_forward): Test MAY_HAVE_DEBUG_INSNS in
4083         lieu of MAY_HAVE_DEBUG_STMTS.
4084         * tree-cfgcleanup.c (remove_forwarder_block): Do not attempt to move
4085         debug statements if !MAY_HAVE_DEBUG_STMTS.
4086
4087 2011-05-13  Martin Thuresson  <martint@google.com>
4088
4089         PR gcov-profile/47793
4090         * libgcov.c (gcov_exit): Support relative profile paths.
4091         * doc/invoke.texi (-fprofile-dir): Update for above change.
4092
4093 2011-05-13  Richard Guenther  <rguenther@suse.de>
4094
4095         * gimple.c (gimple_canonical_types_compatible_p): Do not use
4096         type-pair caching, do not compare hashes.
4097
4098 2011-05-13  Nathan Froyd  <froydnj@codesourcery.com>
4099
4100         PR middle-end/48965
4101         * tree-cfg.c (edge_to_cases_cleanup): Return true.
4102         (verify_expr) [CASE_LABEL_EXPR]: Add checking.
4103
4104 2011-05-13  Kai Tietz  <ktietz@redhat.com>
4105
4106         * gimplify.c (gimplify_expr): Make sure operand is boolified.
4107         * tree-cfg.c (verify_gimple_assign_unary): Check for boolean
4108         compatible type for TRUTH_NOT_EXPR.
4109
4110 2011-05-13  H.J. Lu  <hongjiu.lu@intel.com>
4111
4112         * config/i386/i386.c (ix86_save_reg): Change return type to bool.
4113         (ix86_hard_regno_mode_ok): Change return value to bool.  Use
4114         can_create_pseudo_p ().
4115
4116 2011-05-13  Richard Guenther  <rguenther@suse.de>
4117
4118         PR lto/48978
4119         * gimple.c (iterative_hash_gimple_type): Revert change in
4120         pointer target and function result and argument hashing.
4121
4122 2011-05-13  Uros Bizjak  <ubizjak@gmail.com>
4123
4124         * config/i386/i386.md (*movxf_internal): Use !can_create_pseudo ().
4125         (*movxf_internal_nointeger): Ditto.
4126         (*movdf_internal_rex64): Ditto.
4127         (*movdf_internal): Ditto.
4128         (*movdf_internal_nointeger): Ditto.
4129         (*movsf_internal): Ditto.
4130         (sincos splitters): Use can_create_pseudo ().
4131
4132 2011-05-13  Joseph Myers  <joseph@codesourcery.com>
4133
4134         * config/i386/i386-opts.h: New.
4135         * gcc/config/i386/i386.c (stringop_alg, ix86_cmodel,
4136         ix86_asm_dialect, ix86_regparm, ix86_abi, ix86_branch_cost,
4137         ix86_section_threshold): Remove.
4138         (ix86_handle_option): Move MAX_CODE_ALIGN define here.  Handle
4139         OPT_malign_loops_, OPT_malign_jumps_, OPT_malign_functions_ and
4140         OPT_mbranch_cost_.
4141         (ix86_option_override_internal): Don't decode strings for options
4142         other than -march=, -mtune= and -mfpmath=.  Don't allow for
4143         __attribute__ uses in remaining diagnostics for options with
4144         string arguments.  Don't check for integer arguments being negative.
4145         * gcc/config/i386/i386.h (enum stringop_alg, enum calling_abi,
4146         enum tls_dialect, enum cmodel, enum asm_dialect): Move to i386-opts.h.
4147         (ix86_abi, ix86_tls_dialect, ix86_cmodel, ix86_asm_dialect,
4148         ix86_branch_cost, ix86_section_threshold): Remove.
4149         * gcc/config/i386/i386.opt (config/i386/i386-opts.h): New
4150         HeaderInclude.
4151         (malign-functions=, malign-jumps=, malign-loops=): Use UInteger
4152         but not Var.
4153         (masm=): Use Enum and Init.
4154         (asm_dialect): New Enum and EnumValue entries.
4155         (mbranch-cost=): Use UInteger.
4156         (mlarge-data-threshold=): Use UInteger and Init.
4157         (mcmodel=): Use Enum and Init.
4158         (cmodel): New Enum and EnumValue entries.
4159         (mpc): Replace with separate mpc32, mpc64 and mpc80 entries.
4160         (mpreferred-stack-boundary=, mincoming-stack-boundary=,
4161         mregparm=): Use UInteger.
4162         (mstringop-strategy=): Use Enum and Init.
4163         (stringop_alg): New Enum and EnumValue entries.
4164         (mtls-dialect=): Use Enum and Init.
4165         (tls_dialect): New Enum and EnumValue entries.
4166         (mabi=): Use Enum and Init.
4167         (calling_abi): New Enum and EnumValue entries.
4168         (mveclibabi=): Use Enum and Init.
4169         (ix86_veclibabi): New Enum and EnumValue entries.
4170
4171 2011-05-13  Nick Clifton  <nickc@redhat.com>
4172
4173         * config/rx/rx.md (mov expander): Fix use of rx_legitimate_constant_p.
4174         * config/rx/rx-protos.h (rx_legitimate_constant_p): Rename prototype.
4175
4176 2011-05-13  Kai Tietz  <ktietz@redhat.com>
4177
4178         PR middle-end/48984
4179         * gimplify.c (gimplify_expr): Check for boolean_type_node instead
4180         for BOOLEAN_TYPE for TRUTH-NOT/AND/OR/XOR.
4181         (gimple_boolify): Check for cast for boolean_type_node instead for
4182         BOOLEAN_TYPE.
4183
4184 2011-05-13  Richard Guenther  <rguenther@suse.de>
4185
4186         PR tree-optimization/48172
4187         * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
4188         multiplying by number of iterations for equal step.
4189         (vect_create_cond_for_alias_checks): Likewise.
4190
4191 2011-05-13  Andreas Schwab  <schwab@redhat.com>
4192
4193         * configure.ac: Use AS_HELP_STRING throughout.
4194         * configure: Regenerate.
4195
4196 2011-05-12  H.J. Lu  <hongjiu.lu@intel.com>
4197
4198         * config/i386/i386.c (ix86_save_reg): Change maybe_eh_return to bool.
4199         (ix86_emit_restore_regs_using_mov): Likewise.
4200         (ix86_emit_restore_sse_regs_using_mov): Likewise.
4201
4202 2011-05-12  Anatoly Sokolov  <aesok@post.ru>
4203
4204         * config/sparc/sparc.h (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P,
4205         SYMBOLIC_CONST, RTX_OK_FOR_BASE_P, RTX_OK_FOR_INDEX_P): Remove.
4206         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Move to...
4207         * config/sparc/sparc.c (RTX_OK_FOR_OFFSET_P,
4208         RTX_OK_FOR_OLO10_P): ...here.
4209         (sparc_mode_dependent_address_p): Use symbolic_operand instead of
4210         SYMBOLIC_CONST.
4211
4212 2011-05-12  Kai Tietz  <ktietz@redhat.com>
4213
4214         * gimplify.c (gimple_boolify): Re-boolify expression
4215         arguments even if expression type is of kind BOOLEAN_TYPE.
4216         (gimplify_boolean_expr): Removed.
4217         (gimplify_expr): Boolify truth opcodes AND, ANDIF, OR, ORIF,
4218         and XOR. Additional take care that we keep expression's type.
4219         * tree-cfg.c (verify_gimple_assign_binary): Adjust check for type
4220         of TRUTH_AND|OR|XOR_EXPR.
4221
4222 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
4223
4224         PR tree-optimization/48975
4225         * tree-if-conv.c (combine_blocks): Call free_bb_predicate
4226         on all bbs here and free and clear ifc_bbs at the end.
4227
4228 2011-05-12  Richard Guenther  <rguenther@suse.de>
4229
4230         * gimple.c (gtc_visit): Compare TREE_ADDRESSABLE, handle
4231         NULLPTR_TYPE similar to VOID_TYPE.  Defer type-leader lookup
4232         until after simple checks.
4233         (gimple_types_compatible_p): Likewise.
4234         (iterative_hash_gimple_type): Always hash pointer targets
4235         and function return and argument types.
4236         (iterative_hash_canonical_type): Do not hash TYPE_QUALS,
4237         hash TYPE_ALIGN.  Do not hash TYPE_MIN/MAX_VALUE.
4238         (gimple_canonical_types_compatible_p): Compare TREE_ADDRESSABLE,
4239         handle NULLPTR_TYPE similar to VOID_TYPE.  Handle non-aggregates
4240         completely in the simple compare section.
4241         (gimple_register_canonical_type): Query the cache again after
4242         registering.
4243
4244 2011-05-12  Richard Guenther  <rguenther@suse.de>
4245
4246         PR tree-optimization/48172
4247         * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
4248         the number of iterations from the segment size calculation.
4249         (vect_create_cond_for_alias_checks): Adjust.
4250
4251 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
4252
4253         PR debug/48967
4254         * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
4255         if validate_subreg fails.
4256
4257 2011-05-12  Hariharan Sandanagobalane  <hariharan@picochip.com>
4258
4259         * ira.c (clarify_prohibited_class_mode_regs): Prevent the function from
4260         accessing beyond the end of REGNO_REG_CLASS array by stopping the loop
4261         early.
4262
4263 2011-05-12  DJ Delorie  <dj@redhat.com>
4264
4265         * config/rx/rx.c (rx_builtins): New arrays - holds builtin functions.
4266         (ADD_RX_BUILTIN1, ADD_RX_BUILTIN2, ADD_RX_BUILTIN3): Install
4267         created builtin into rx_builtins array.
4268         (rx_builtin_decl): New function.
4269         (TARGET_BUITLIN_DECL): Define.  Include gt-rx.h.
4270
4271 2011-05-12  DJ Delorie  <dj@redhat.com>
4272             Nick Clifton  <nickc@redhat.com>
4273
4274         * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
4275         * config/rx/rx.c (CC_FLAG_FP): Fix comment.
4276         (rx_is_legitimate_address): Add pre-decrement and post-increment
4277         addressing in HImode and QImode.  Fix test for out of range
4278         REG+INT addressing.
4279         (rx_legitimate_constant_p): Rename to rx_is_legitimate_constant.
4280         (rx_align_for_label): Test label before extracting its usage count.
4281         (rx_adjust_insn_lengths): Fix selection of insn codes.
4282         (TARGET_LEGITIMATE_CONSTANT_P): Use renamed function.
4283
4284 2011-05-11  Jason Merrill  <jason@redhat.com>
4285
4286         * tree.c (type_hash_canon): Use struct tree_type_non_common.
4287
4288 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
4289
4290         * cfgrtl.c (commit_one_edge_insertion): Remove always-true test and
4291         reindent the subsequent block.
4292
4293 2011-05-11  Satoru Takabayashi  <satorux@google.com>
4294             Paul Pluzhnikov  <ppluzhnikov@google.com>
4295
4296         * doc/install.texi (Configuration): Document --with-linker-hash-style.
4297         * gcc.c (init_spec): Handle LINKER_HASH_STYLE.
4298         * config.in: Add LINKER_HASH_STYLE.
4299         * configure.ac: Add --with-linker-hash-style.
4300         * configure: Regenerate.
4301
4302 2011-05-11  Richard Guenther  <rguenther@suse.de>
4303
4304         PR middle-end/48964
4305         * gimple.c (iterative_hash_canonical_type): Fix typo.
4306
4307 2011-05-11  Uros Bizjak  <ubizjak@gmail.com>
4308
4309         * config/i386/i386.c (legitimize_tls_address)
4310         <case TLS_MODEL_GLOBAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
4311         expanders directly for TARGET_GNU2_TLS.  Determine pic and
4312         __tls_get_addr symbol reference here.  Update call to
4313         gen_tls_global_dynamic_{32,64} for added arguments.
4314         <case TLS_MODEL_LOCAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
4315         expanders directly for TARGET_GNU2_TLS.  Determine
4316         __tls_get_addr symbol reference here.  Update call to
4317         gen_tls_local_dynamic_base_{32,64} for added arguments.  Attach
4318         unique UNSPEC REG_EQUIV to libcall block.
4319         (ix86_tls_get_addr): Declare static.
4320         * config/i386/i386-protos.h (ix86_tls_get_addr): Remove declaration.
4321         * config/i386/i386.md (tls_global_dynamic_32): Add operand 2 and 3.
4322         Do not determine pic and __tls_get_addr symbol reference here. Do not
4323         call gen_tls_dynamic_gnu2_32 for TARGET_GNU2_TLS.
4324         (tls_local_dynamic_base_32): Ditto for operands 1 and 2.
4325         (tls_global_dynamic_64): Add operand 2.  Do not determine
4326         __tls_get_addr symbol reference here.  Do not call
4327         gen_tls_dynamic_gnu2_64 for TARGET_GNU2_TLS here.
4328         (tls_local_dynamic_base64): Ditto for operand 1.
4329
4330 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
4331
4332         * function.c (expand_function_start): Initialize stack_check_probe_note
4333         only if the generic stack checking mechanism is used.
4334
4335 2011-05-11  Richard Guenther  <rguenther@suse.de>
4336
4337         PR tree-optimization/15256
4338         * tree-ssa-forwprop.c (simplify_bitwise_binary): Canonicalize
4339         (A & B) | C, combine (A op CST1) op CST2.
4340         (tree_ssa_forward_propagate_single_use_vars): Only bother to
4341         visit assigns that have uses.
4342
4343 2011-05-11  Nathan Froyd  <froydnj@codesourcery.com>
4344
4345         * ggc-page.c (extra_order_size_table): Use struct tree_type_non_common.
4346         * lto-streamer-in.c (unpack_ts_type_value_fields): Rename to...
4347         (unpack_ts_type_common_value_fields): ...this.  Update comment.
4348         (unpack_value_fields): Adjust for renaming.
4349         (lto_input_ts_type_tree_pointers): Split into...
4350         (lto_input_ts_type_common_tree_pointer): ...this and...
4351         (lto_input_ts_type_non_common_tree_pointers): ...this.
4352         (lto_input_tree_pointers): Adjust for above split.
4353         * lto-streamer-out.c (pack_ts_type_value_fields): Rename to...
4354         (pack_ts_type_common_value_fields): ...this.  Update comment.
4355         (lto_output_ts_type_tree_pointers): Split into...
4356         (lto_output_ts_type_common_tree_pointers): ...this and...
4357         (lto_output_ts_type_non_common_tree_pointers): ...this.
4358         (lto_output_tree_pointers): Adjust for above split.
4359         * lto-streamer.c (check_handled_ts_structures): Mark TS_TYPE_COMMON,
4360         TS_TYPE_WITH_LANG_SPECIFIC, and TS_TYPE_NON_COMMON as handled.
4361         * stor-layout.c (vector_type_mode): Adjust location of mode field.
4362         * tree.h (MARK_TS_TYPE_COMMON, MARK_TS_TYPE_WITH_LANG_SPECIFIC):
4363         Define.
4364         (struct tree_type): Split into...
4365         (struct tree_type_common: ...this and...
4366         (struct tree_type_with_lang_specific): ...this and...
4367         (struct tree_type_non_common): ...this.  Adjust accessor macros
4368         accordingly.
4369         (TYPE_VALUES_RAW): Define.
4370         (union tree_node): Update for above changes.
4371         * tree.c (tree_node_structure_for_code) [tcc_type]: Return
4372         TS_TYPE_NON_COMMON.
4373         (initialize_tree_contains_struct) [TS_TYPE]: Use TS_TYPE_COMMON.
4374         Add TS_TYPE_WITH_LANG_SPECIFIC and TS_TYPE_NON_COMMON.
4375         (tree_code_size) [tcc_type]: Use struct tree_type_non_common.
4376         * treestructu.def (TS_TYPE): Remove.
4377         (TS_TYPE_COMMON, TS_TYPE_WITH_LANG_SPECIFIC, TS_TYPE_NON_COMMON):
4378         Define.
4379
4380 2011-05-11  Jakub Jelinek  <jakub@redhat.com>
4381
4382         PR debug/48159
4383         * tree-ssa.c (reset_debug_uses): New function.
4384         * tree-flow.h (reset_debug_uses): New prototype.
4385         * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
4386         * tree-loop-distribution.c (generate_loops_for_partition): Call
4387         reset_debug_uses on the stmts that will be removed.  Keep around
4388         all debug stmts, don't count them as bits in partition bitmap.
4389         (generate_builtin): Don't count debug stmts or labels as bits in
4390         partition bitmap.
4391
4392 2011-05-11  Richard Guenther  <rguenther@suse.de>
4393
4394         * gimple.c (gimple_type_hash_1): Merge with ...
4395         (gimple_type_hash): ... this.
4396         (gtc_visit): Remove mode parameter and simplify accordingly.
4397         (gimple_types_compatible_p_1): Likewise.
4398         (gimple_types_compatible_p): Likewise.
4399         (iterative_hash_gimple_type): Likewise.
4400         (visit): Likewise.
4401         (gimple_type_eq): Adjust.
4402
4403 2011-05-11  Revital Eres  <revital.eres@linaro.org>
4404
4405         * ddg.c (create_ddg_dep_from_intra_loop_link): If a true dep edge
4406         enters the branch create an anti edge in the opposite direction
4407         to prevent the creation of reg-moves.
4408         * modulo-sched.c: Adjust comment to reflect the fact we are
4409         scheduling closing branch.
4410         (PS_STAGE_COUNT): Rename to CALC_STAGE_COUNT and redefine.
4411         (stage_count): New field in struct partial_schedule.
4412         (calculate_stage_count): New function.
4413         (normalize_sched_times): Rename to reset_sched_times and handle
4414         incrementing the sched time of the nodes by a constant value
4415         passed as parameter.
4416         (duplicate_insns_of_cycles): Skip closing branch.
4417         (sms_schedule_by_order): Schedule closing branch.
4418         (ps_insn_find_column): Handle closing branch.
4419         (sms_schedule): Call reset_sched_times and adjust the code to
4420         support scheduling of the closing branch.
4421         (ps_insert_empty_row): Update calls to normalize_sched_times
4422         and rotate_partial_schedule functions.
4423
4424 2011-05-11  Richard Guenther  <rguenther@suse.de>
4425
4426         PR middle-end/48953
4427         * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
4428
4429 2011-05-11  Joseph Myers  <joseph@codesourcery.com>
4430
4431         * opts.c (finish_options): Move warning settings from process_options.
4432         * toplev.c (process_options): Move warning settings to finish_options.
4433
4434 2011-05-11  Richard Guenther  <rguenther@suse.de>
4435
4436         PR tree-optimization/18041
4437         * tree-ssa-forwprop.c (simplify_bitwise_and): Rename to ...
4438         (simplify_bitwise_binary): ... this.  Handle operand conversions
4439         by applying them to the result instead.
4440         (tree_ssa_forward_propagate_single_use_vars): Adjust.  CSE tree code.
4441
4442 2011-05-11  Richard Guenther  <rguenther@suse.de>
4443
4444         * gimple.c (gimple_canonical_types_compatible_p): Split out
4445         from gimple_types_compatible_p and friends.  Do not recurse
4446         to pointed-to types.
4447         (gimple_canonical_type_eq): Use it.
4448         (iterative_hash_canonical_type): Split out from
4449         iterative_hash_gimple_type and friends.  Do not recurse
4450         to pointed-to types.
4451         (gimple_canonical_type_hash): Use it, allocate the hash here.
4452
4453 2011-05-11  Revital Eres  <revital.eres@linaro.org>
4454
4455         * modulo-sched.c (doloop_register_get): Ignore DEBUG_INSNs while
4456         recognizing doloop.
4457
4458 2011-05-11  Revital Eres  <revital.eres@linaro.org>
4459
4460         * loop-doloop.c (doloop_condition_get): Use prev_nondebug_insn
4461         instead of PREV_INSN.
4462
4463 2011-05-11  Revital Eres  <revital.eres@linaro.org>
4464
4465         * modulo-sched.c (sms_schedule): Support new form of doloop pattern
4466         * loop-doloop.c (doloop_condition_get): Likewise.
4467         * config/arm/thumb2.md (*thumb2_addsi3_compare0): Remove "*".
4468         (doloop_end): New.
4469         * config/arm/arm.md (*addsi3_compare0): Remove "*".
4470
4471 2011-05-10  Nathan Froyd  <froydnj@codesourcery.com>
4472
4473         * tree.def (CASE_LABEL_EXPR): Add an operand.
4474         * tree.h (CASE_CHAIN): Use TREE_OPERAND instead of TREE_CHAIN.
4475
4476 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
4477
4478         * c-decl.c (c_override_global_bindings_to_false): Remove.
4479         (global_bindings_p): Don't check
4480         c_override_global_bindings_to_false.
4481         * c-tree.h (c_override_global_bindings_to_false): Remove.
4482         * c-typeck.c (composite_type): Don't set
4483         c_override_global_bindings_to_false.
4484
4485 2011-05-10  Michael Meissner  <meissner@linux.vnet.ibm.com>
4486
4487         PR target/48857, 48495
4488         * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
4489         (VSX_MODE): Ditto.
4490         (VSX_MOVE_MODE): Ditto.
4491         (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
4492         VSX vector types.  Add V2DImode.
4493         (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
4494         ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
4495         (MODES_TIEABLE_P): Ditto.
4496
4497         * config/rs6000/rs6000.c (rs6000_emit_move): Use
4498         ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
4499         VSX_VECTOR_MODE.
4500         (init_cumulative_args): Ditto.
4501         (rs6000_function_arg_boundary): Ditto.
4502         (rs6000_function_arg_advance_1): Ditto.
4503         (rs6000_function_arg): Ditto.
4504         (rs6000_function_ok_for_sibcall): Ditto.
4505         (emit_frame_save): Ditto.
4506         (rs6000_function_value): Ditto.
4507         (rs6000_libcall_value): Ditto.
4508
4509 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
4510
4511         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
4512         i386/darwin-lib.h to $libgcc_tm_file.
4513         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Remove.
4514
4515 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
4516
4517         * doc/sourcebuild.texi (Back End): Mention contrib/config-list.mk.
4518
4519 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
4520
4521         * config/rs6000/genopt.sh, config/rs6000/rs6000-cpus.def: New files.
4522         * config/rs6000/rs6000-tables.opt: New file (generated).
4523         * config.gcc (powerpc*-*-*, rs6000*-*-*): Add
4524         rs6000/rs6000-tables.opt to extra_options.
4525         * config/rs6000/rs6000-opts.h (RS6000_CPU_OPTION_NATIVE): Define.
4526         * config/rs6000/rs6000.c (rs6000_select): Remove.
4527         (processor_target_table): Move contents to rs6000-cpus.def.
4528         (darwin_rs6000_override_options): Check
4529         global_options_set.x_rs6000_cpu_index instead of
4530         rs6000_select[1].string.
4531         (rs6000_option_override_internal): Likewise.
4532         (rs6000_handle_option): Don't assert that global structures are in
4533         use.  Don't handle OPT_mcpu_ and OPT_mtune_ here.
4534         (rs6000_default_cpu): New variable.
4535         (rs6000_file_start): Set it instead of local default_cpu.  Check
4536         rs6000_default_cpu, global_options_set.x_rs6000_cpu_index and
4537         global_options_set.x_rs6000_tune_index instead of rs6000_select.
4538         (rs6000_darwin_file_start): Check rs6000_default_cpu and
4539         global_options_set.x_rs6000_cpu_index instead of rs6000_select.
4540         * config/rs6000/rs6000.h (struct rs6000_cpu_select,
4541         rs6000_select): Remove.
4542         * config/rs6000/rs6000.opt (rs6000_cpu_index, rs6000_tune_index):
4543         Remove.
4544         (mcpu=, mtune=): Use Var, Init, Enum and Save.
4545         * config/rs6000/t-rs6000
4546         ($(srcdir)/config/rs6000/rs6000-tables.opt): New.
4547         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
4548         global_options_set.x_rs6000_cpu_index instead of
4549         rs6000_select[1].string.
4550         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
4551         global_options_set.x_rs6000_cpu_index instead of
4552         rs6000_select[1].string.
4553
4554 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
4555
4556         * config.gcc (libgcc_tm_file): Define instead of including files
4557         from ../../libgcc/config/ in tm_file.
4558         * configure.ac (libgcc_tm_file_list, libgcc_tm_include_list): Define.
4559         * configure: Regenerate.
4560         * Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list,
4561         libgcc_tm.h, cs-libgcc_tm.h): New.
4562         (TM_H): Include libgcc_tm.h and $(libgcc_tm_file_list).
4563         (clean): Remove libgcc_tm.h.
4564         * config/arm/symbian.h (RENAME_LIBRARY): Remove.
4565         * mkconfig.sh: Include libgcc_tm.h in tm.h if USED_FOR_TARGET.
4566         * system.h (DECLARE_LIBRARY_RENAMES): Poison.
4567
4568 2011-05-10  Georg-Johann Lay  <avr@gjlay.de>
4569
4570         PR target/48896
4571         * config/avr/avr.c (avr_ret_register): Return unsigned int
4572         instead of int.
4573         (avr_function_value): Mark fn_decl_or_type as unused, don't pass
4574         it to avr_libcall_value.
4575         avr_expand_builtin): Use EXPAND_NORMAL as arg 4 in calls to
4576         expand_expr.
4577         (avr_expand_binop_builtin): Ditto.
4578         (avr_expand_unop_builtin): Ditto.
4579
4580 2011-05-10  DJ Delorie  <dj@redhat.com>
4581
4582         * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
4583         (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
4584         * config/rx/rx.c (rx_align_for_label): Add label and
4585         uses_threshold parameters.  Do not align when the label is not
4586         used enough.
4587         * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
4588
4589 2011-05-10  Richard Guenther  <rguenther@suse.de>
4590
4591         * tree-ssa-forwprop.c (combine_conversions): Pattern-match
4592         a series of conversions and apply foldings similar to what
4593         fold-const does.
4594         (tree_ssa_forward_propagate_single_use_vars): Call it.
4595
4596 2011-05-10  Jakub Jelinek  <jakub@redhat.com>
4597
4598         PR tree-optimization/48611
4599         PR tree-optimization/48794
4600         * tree-eh.c (remove_unreachable_handlers): Don't remove regions
4601         referenced from RESX or EH_DISPATCH arguments.
4602
4603         PR debug/48928
4604         * dfp.c (decimal_to_decnumber): Handle conversion from
4605         dconst{1,2,m1,half}.
4606
4607 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
4608
4609         * config/i386/i386.c (ix86_autovectorize_vector_sizes): Return 0
4610         for !flag_prefer_avx128.
4611         (ix86_preferred_simd_mode): Return word_mode for DFmode without SSE2.
4612
4613 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
4614
4615         * fold-const.c (fold_range_test): Pass LOC to build_range_check.
4616         (fold_ternary_loc): Use expr_location_or.
4617
4618 2011-05-09  H.J. Lu  <hongjiu.lu@intel.com>
4619
4620         PR debug/48853
4621         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: If
4622         POINTERS_EXTEND_UNSIGNED is defined, don't give up if mode is
4623         Pmode and mem_mode is not VOIDmode.
4624
4625 2011-05-09  Ville Voutilainen  <ville.voutilainen@gmail.com>
4626
4627         * tree.h (TYPE_UNQUALIFIED, TYPE_QUAL_CONST, TYPE_QUAL_VOLATILE,
4628         TYPE_QUAL_RESTRICT): Convert to enum.
4629
4630 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
4631
4632         * config/i386/predicates.md (const_pow2_1_to_2_operand): Remove.
4633         (const_pow2_1_to_8_operand): Ditto.
4634         (const_pow2_1_to_128_operand): Ditto.
4635         (const_pow2_1_to_32768_operand): Ditto.
4636         * config/i386/mmx.md (*mmx_pinsrw): Use const_int_operand instead of
4637         const_pow2_1_to_8_operand for operand 3 predicate.  Use exact_log2
4638         in insn constraint to check integer value of operand 3.
4639         * config/i386/sse.md (*vec_setv4sf_sse4_1): Ditto.
4640
4641         (PINSR_MODE): New mode iterator.
4642         (sse2p4_1): New mode attribute.
4643         (<sse2p4_1>_pinsr<ssemodesuffix>): Merge insn from sse4_1_pinsrb,
4644         sse2_pinsrw, sse4_1_pinsrd and sse4_1_pinsrq using PINSR_MODE mode
4645         iterator.  Use const_int_operand instead of
4646         const_pow2_1_to_{2,8,128,32768}_operand for operand 3 predicate.  Use
4647         exact_log2 in insn constraint to check integer value of operand 3.
4648
4649 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
4650
4651         * config/i386/sse.md (blendbits): Remove mode attribute.
4652         (<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
4653         instead of const_0_to_<blendbits>_operand for operand 3 predicate.
4654         Check integer value of operand 3 in insn constraint.
4655
4656 2011-05-09  Richard Guenther  <rguenther@suse.de>
4657
4658         * lto-symtab.c (lto_cgraph_replace_node): Use types_compatible_p
4659         for diagnostics.
4660         (lto_symtab_merge): Likewise.  Do not register types here.
4661         (lto_symtab_merge_decls_2): Likewise.
4662         (lto_symtab_merge_decls_1): Likewise.
4663         * gimple.h (enum gtc_mode, gimple_types_compatible_p): Do not declare.
4664         * gimple.c (enum gtc_mode): Declare.
4665         (gimple_types_compatible_p): Make static.
4666
4667 2011-05-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
4668
4669         * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
4670         temporary register to match Pmode.
4671
4672 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
4673
4674         * config/i386/sse.md (*vec_concatv4si): Merge from *vec_concatv4si_1
4675         and *vec_concatv4si_1_avx.
4676
4677 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
4678
4679         PR rtl-optimization/48927
4680         * ira-conflicts.c (commutative_constraint_p): Use
4681         recog_data.alternative_enabled_p to disable alternatives where
4682         "enabled" attribute is false.
4683         (get_dup_num): Ditto.
4684         * ira-lives.c (single_reg_class): Ditto.
4685         (ira_implicitly_set_insn_hard_regs): Ditto.
4686
4687 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
4688
4689         * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
4690         (dataflow_set_preserve_mem_locs): Likewise.
4691
4692 2011-05-09  Philipp Thomas  <pth@suse.de>
4693
4694         * config/mep/mep.c (mep_validate_vliw): Syntax description
4695         should not be translated.
4696
4697 2011-05-09  Joseph Myers  <joseph@codesourcery.com>
4698
4699         * config/mips/genopt.sh, config/mips/mips-cpus.def: New files.
4700         * config/mips/mips-tables.opt: New file (generated).
4701         * config.gcc (mips*-*-*): Add mips/mips-tables.opt to extra_options.
4702         * config/mips/mips-opts.h (MIPS_ARCH_OPTION_FROM_ABI,
4703         MIPS_ARCH_OPTION_NATIVE): Define.
4704         * config/mips/mips.c (mips_cpu_info_table): Move contents to
4705         mips-cpus.def.
4706         (mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p,
4707         mips_parse_cpu): Remove.
4708         (mips_cpu_info_from_opt, mips_default_arch): New.
4709         (mips_handle_option): Don't assert that global structures are in
4710         use.  Don't handle OPT_march_, OPT_mtune_ and OPT_mips here.
4711         (mips_option_override): Use new variables and functions to set
4712         state of these options.  Use strcmp to check for individual CPU names.
4713         * config/mips/mips.h (MIPS_CPU_STRING_DEFAULT): Remove default
4714         definition.
4715         * config/mips/mips.opt (march=): Use ToLower and Enum.
4716         (mips): Use ToLower, Enum and Var.
4717         (mtune=): Use ToLower and Enum.
4718         * config/mips/t-mips ($(srcdir)/config/mips/mips-tables.opt): New.
4719
4720 2011-05-08  Jan Hubicka  <jh@suse.cz>
4721
4722         * gimple.c (type_pair_hash, type_pair_eq, lookup_type_pair):
4723         Arrange type pairs to be UID ordered.
4724         (gimple_lookup_type_leader): Make inline.
4725
4726 2011-05-09  Nick Clifton  <nickc@redhat.com>
4727
4728         PR target/48899
4729         * config/iq2000/iq2000.opt (iq2000_tune): Initialise to
4730         PROCESSOR_DEFAULT.
4731
4732         PR target/48897
4733         * config/mn10300/mn10300.c (extract_bundle): Remove spurious local
4734         variable 's'.
4735
4736 2011-05-08  Chung-Lin Tang  <cltang@codesourcery.com>
4737
4738         * combine.c (simplify_comparison): Abstract out parts into...
4739         (simplify_compare_const): ... new function.
4740         (try_combine): Generalize parallel arithmetic/compare combining
4741         to call simplify_compare_const() and CANONICALIZE_COMPARE().
4742
4743 2011-05-08  Jan Hubicka  <jh@suse.cz>
4744
4745         * cgraph.c (cgraph_clone_node): Add call_duplication_hook parameter.
4746         (cgraph_create_virtual_clone): Call hooks once virtual clone
4747         is finished.
4748         * cgraph.h (cgraph_clone_node): Update prototype.
4749         * ipa-cp.c (ipcp_estimate_growth): Use
4750         estimate_ipcp_clone_size_and_time.
4751         * ipa-inline-transform.c (clone_inlined_nodes): Update.
4752         * lto-cgraph.c (input_node): Update.
4753         * ipa-inline.c (recursive_inlining): Update.
4754         * ipa-inline.h (estimate_ipcp_clone_size_and_time): New function.
4755         (evaluate_conditions_for_known_args): Break out from ...
4756         (evaluate_conditions_for_edge): ... here.
4757         (evaluate_conditions_for_ipcp_clone): New function.
4758         (inline_node_duplication_hook): Update clone summary based
4759         on parameter map.
4760         (estimate_callee_size_and_time): Rename to ...
4761         (estimate_node_size_and_time): take NODE instead of EDGE;
4762         take POSSIBLE_TRUTHS as argument.
4763         (estimate_callee_size_and_time): Update.
4764         (estimate_ipcp_clone_size_and_time): New function.
4765         (do_estimate_edge_time): Update.
4766
4767 2011-05-08  Richard Guenther  <rguenther@suse.de>
4768
4769         PR middle-end/48908
4770         PR middle-end/48905
4771         * expmed.c (expand_shift_1): Compute adjusted constant shift
4772         amount manually.
4773
4774 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
4775
4776         * config/avr/avr.c (print_operand_address): Fix invalid RTL access.
4777
4778 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
4779
4780         * config/rs6000/rs6000.c (output_profile_hook): Fix thinko.
4781
4782 2011-05-08  Jonathan Wakely  <jwakely.gcc@gmail.com>
4783
4784         * doc/invoke.texi (-fuse-linker-plugin): Improve grammar.
4785
4786 2011-05-07  Jan Hubicka  <jh@suse.cz>
4787
4788         * ipa-inline-transform.c (inline_call): Account when program size
4789         decreases.
4790         * ipa-inline.c (relative_time_benefit): New function.
4791         (edge_badness): Reorganize to be power 2 based; fix thinko when
4792         computing badness for negative growth; update comments to match
4793         reality; better dumps.
4794
4795 2011-05-07  Eric Botcazou  <ebotcazou@adacore.com>
4796
4797         * langhooks.h (lang_hooks_for_types): Change global_bindings_p's return
4798         type to bool and adjust comment.
4799         * fold-const.c (fold_range_test): Adjust call to global_bindings_p.
4800         (fold_mathfn_compare): Remove calls to global_bindings_p.
4801         (fold_inf_compare): Likewise.
4802         * stor-layout.c (variable_size): Adjust call to global_bindings_p.
4803         * c-tree.h (global_bindings_p): Adjust prototype.
4804         * c-decl.c (global_bindings_p): Return bool and simplify.
4805
4806 2011-05-07  Zdenek Dvorak  <ook@ucw.cz>
4807
4808         PR tree-optimization/48837
4809         * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
4810         when accumulator transformation is performed.
4811
4812 2011-05-06  Jan Hubicka  <jh@suse.cz>
4813
4814         * i386.h (ix86_tune_indices): Add
4815         X86_TUNE_SOFTWARE_PREFETCHING_BENEFICIAL.
4816         (TARGET_SOFTWARE_PREFETCHING_BENEFICIAL): New macro.
4817         * i386.c (initial_ix86_tune_features): Add
4818         X86_SOFTARE_PREFETCHING_BENEFICIAL.
4819         (software_prefetching_beneficial_p): Remove predicate.
4820         (ix86_option_override_internal): Use new macro.
4821
4822 2011-05-06  Jan Hubicka  <jh@suse.cz>
4823
4824         * ipa-inline.c (update_callee_keys): Don't reset node growth cache.
4825
4826 2011-05-06  Jan Hubicka  <jh@suse.cz>
4827
4828         * cgraph.c (cgraph_add_thunk): Create real function node instead
4829         of alias node; finalize it and mark needed/reachale; arrange visibility
4830         to be right and add it into the corresponding same comdat group list.
4831         (dump_cgraph_node): Dump thunks.
4832         * cgraph.h (cgraph_first_defined_function, cgraph_next_defined_function,
4833         cgraph_function_with_gimple_body_p,
4834         cgraph_first_function_with_gimple_body,
4835         cgraph_next_function_with_gimple_body): New functions.
4836         (FOR_EACH_FUNCTION_WITH_GIMPLE_BODY, FOR_EACH_DEFINED_FUNCTION):
4837         New macros.
4838         * ipa-cp.c (ipcp_need_redirect_p): Thunks can't be redirected.
4839         (ipcp_generate_summary): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
4840         * cgraphunit.c (cgraph_finalize_function): Only look into possible
4841         devirtualization when optimizing.
4842         (verify_cgraph_node): Verify thunks.
4843         (cgraph_analyze_function): Analyze thunks.
4844         (cgraph_mark_functions_to_output): Output thunks only in combination
4845         with function they are assigned to.
4846         (assemble_thunk): Turn thunk into non-thunk; don't try to turn
4847         alias into normal node.
4848         (assemble_thunks): New functoin.
4849         (cgraph_expand_function): Use it.
4850         * lto-cgraph.c (lto_output_node): Stream thunks.
4851         (input_overwrite_node): Stream in thunks.
4852         * ipa-pure-const.c (analyze_function): Thunks do nothing interesting.
4853         * lto-streamer-out.c (lto_output): Do not try to output thunk's body.
4854         * ipa-inline.c (inline_small_functions): Use FOR_EACH_DEFINED_FUNCTION.
4855         * ipa-inline-analysis.c (compute_inline_parameters): "Analyze" thunks.
4856         (inline_analyze_function): Do not care about thunk jump functions.
4857         (inline_generate_summary):Use FOR_EACH_DEFINED_FUNCTION.
4858         * ipa-prop.c (ipa_prop_write_jump_functions): Use
4859         cgraph_function_with_gimple_body_p.
4860         * passes.c (do_per_function_toporder): Use
4861         cgraph_function_with_gimple_body_p.
4862         (execute_one_pass);Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
4863         (ipa_write_summaries): Use cgraph_function_with_gimple_body_p.
4864         (function_called_by_processed_nodes_p): Likewise.
4865
4866 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
4867
4868         * config/rs6000/rs6000.opt (rs6000_ieeequad, rs6000_altivec_abi,
4869         rs6000_spe_abi, rs6000_darwin64_abi): Remove TargetVariable
4870         entries.
4871         (mabi=): Replace with separate entries for mabi=altivec,
4872         mabi=no-altivec, mabi=spe, mabi=no-spe, mabi=d64, mabi=d32,
4873         mabi=ieeelongdouble and mabi=ibmlongdouble.
4874         * config/rs6000/rs6000.c (rs6000_option_override_internal): Move
4875         check for -mabi=spe without SPE ABI support here.
4876         (rs6000_handle_option): Replace OPT_mabi_ handling with
4877         OPT_mabi_altivec and OPT_mabi_spe handling.
4878
4879 2011-05-06  Cary Coutant  <ccoutant@google.com>
4880
4881         * dwarf2out.c (contains_subprogram_definition): New function.
4882         (should_move_die_to_comdat): Call it.
4883
4884 2011-05-06  Jeff Law  <law@redhat.com>
4885
4886         * tree-ssa-threadupdate.c (create_block_for_threading): Do not call
4887         remove_ctrl_stmt_and_useless_edges.
4888         (create_duplicates): Call remove_ctrl_stmt_and_useless_edges.
4889         (fixup_template_block, thread_single_edge): Likewise.
4890         (mark_threaded_blocks): Use THREAD_TARGET.
4891
4892 2011-05-06  Alan Modra  <amodra@gmail.com>
4893
4894         PR target/48900
4895         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
4896         const0_rtx as the arg to the dummy __tls_get_addr libcall.
4897
4898 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
4899
4900         * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
4901         constraint modifier to "r".
4902
4903 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
4904
4905         * config/rs6000/rs6000.c (rs6000_handle_option): Don't handle and
4906         fall through for OPT_mcmodel_.
4907
4908 2011-05-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
4909
4910         * config/s390/s390.c (s390_asm_trampoline_template): Comment
4911         instruction sizes.
4912         (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
4913
4914 2011-05-06  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
4915
4916         PR target/47930
4917         * config/arm/arm.opt (marm): Document it.
4918         (mthumb): Reject negative variant.
4919
4920 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
4921
4922         PR target/48898
4923         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
4924         Fix typo in "ccvt" variable name.
4925
4926 2011-05-06  Tristan Gingold  <gingold@adacore.com>
4927
4928         PR target/48895
4929         * config/vms/vms-ar.c (main): Remove cwd variable.
4930
4931 2011-05-06  Jakub Jelinek  <jakub@redhat.com>
4932
4933         PR debug/48902
4934         * var-tracking.c (prepare_call_arguments): Move else before #endif.
4935
4936 2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>
4937
4938         * except.c (sjlj_emit_dispatch_table): Call build_case_label.
4939         * gimplify.c (gimplify_switch_expr): Likewise.
4940         * omp-low.c (expand_omp_sections): Likewise.
4941         * tree-eh.c (lower_try_finally_switch): Likewise.
4942         (lower_eh_dispatch): Likewise.
4943         * tree.h (build_case_label): Declare.
4944         * tree.c (build_case_label): Define.
4945
4946 2011-05-05  Jason Merrill  <jason@redhat.com>
4947
4948         PR c++/40975
4949         * tree-inline.c (copy_tree_r): Use copy_statement_list.
4950         (copy_statement_list): Don't recurse.
4951         * stor-layout.c (copy_self_referential_tree_r): Don't allow
4952         STATEMENT_LIST.
4953
4954 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
4955
4956         * config/rs6000/rs6000.c (rs6000_handle_option): Don't fall
4957         through from -mfpu= handling.
4958         * config/rs6000/rs6000.opt (mfpu=): Use Var and Init.
4959
4960 2011-05-05  Bernd Schmidt  <bernds@codesourcery.com>
4961
4962         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 10]: Handle
4963         POST_MODIFY.
4964
4965 2011-05-05  Steve Ellcey  <sje@cup.hp.com>
4966
4967         * config.gcc (hppa*64*-*-hpux11*): Modify tm_file and extra_options
4968         for 11.31.
4969         (hppa[12]*-*-hpux11*): Ditto.
4970         (ia64*-*-hpux*): Add ia64/hpux-unix2003.h to tm_file.
4971         * config/ia64/hpux-unix2003.h: New.
4972         * config/pa/pa-hpux1131.opt: New.
4973         * config/pa/pa-hpux1131.h: New.
4974         * config/pa/pa64-hpux.h (STARTFILE_SPEC): Use unix2003.o if requested.
4975         * config/pa/pa-hpux.opt (flag_pa_unix): Check TARGET_HPUX_11_31 value.
4976         * config/pa/pa.h (TARGET_HPUX_11_31): Provide default (0) value.
4977
4978 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
4979
4980         PR debug/48853
4981         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Pass mem_mode
4982         instead of mode as 3rd argument to recursive call.
4983         (mem_loc_descriptor) <case REG>: If POINTERS_EXTEND_UNSIGNED, don't
4984         emit DW_OP_GNU_regval_type if mode is Pmode and mem_mode is not
4985         VOIDmode.
4986         (mem_loc_descriptor) <case SYMBOL_REF>: If POINTERS_EXTEND_UNSIGNED,
4987         don't give up if mode is Pmode and mem_mode is not VOIDmode.
4988         (mem_loc_descriptor) <case CONST_INT>: If POINTERS_EXTEND_UNSIGNED,
4989         use int_loc_descriptor if mode is Pmode and mem_mode is not VOIDmode.
4990
4991 2011-05-05  Julian Brown  <julian@codesourcery.com>
4992
4993         * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
4994         parenthesis in D-register case.
4995
4996 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
4997
4998         * opt-functions.awk (var_type_struct): Handle Enum options.
4999         * optc-gen.awk: Don't check range of variables of character type.
5000         * config/rs6000/rs6000.c (rs6000_sched_insert_nops_str,
5001         rs6000_sched_costly_dep_str, rs6000_recip_name, rs6000_abi_name,
5002         rs6000_sdata_name, rs6000_explicit_options): Remove.
5003         (rs6000_option_override_internal): Check for -malign-power here.
5004         Use global_options_set instead of rs6000_explicit_options.
5005         (rs6000_parse_fpu_option): Remove.
5006         (rs6000_handle_option): Access variables via opts and opts_set
5007         pointers.  Use error_at and warning_at.  Add fall-through
5008         comments.  Don't handle OPT_mcmodel_, OPT_maix_struct_return,
5009         OPT_msvr4_struct_return, OPT_mvrsave, OPT_mspe, OPT_mcall_,
5010         OPT_msdata_, OPT_mtls_size_, OPT_mtraceback_, OPT_mfloat_gprs_,
5011         OPT_msched_costly_dep_, OPT_malign_ or OPT_mrecip_ explicitly
5012         here.  Don't use rs6000_parse_fpu_option.
5013         * config/rs6000/rs6000.h (fpu_type): Remove declaration.
5014         * config/rs6000/rs6000.opt (rs6000_long_double_type_size,
5015         rs6000_spe, rs6000_float_gprs): Remove TargetVariable entries.
5016         (mrecip=): Use Var.
5017         (mspe): Use Var and Save.
5018         (mtraceback=): Use Enum and Var.
5019         (rs6000_traceback_type): New Enum and EnumValue entries.
5020         (mfloat-gprs=): Use Enum, Var and Save.
5021         (rs6000_float_gprs): New Enum and EnumValue entries.
5022         (mlong-double-): use Var and Save.
5023         (msched-costly-dep=, minsert-sched-nops=): Use Var.
5024         (malign-): Use Enum and Var.
5025         (rs6000_alignment_flags): New Enum and EnumValue entries.
5026         (mfpu=): Use Enum.
5027         (fpu_type_t): New Enum and EnumValue entries.
5028         * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Use
5029         global_options_set instead of rs6000_explicit_options.
5030         * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Use
5031         global_options_set instead of rs6000_explicit_options.
5032         * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Use
5033         global_options_set instead of rs6000_explicit_options.
5034         * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Use
5035         global_options_set instead of rs6000_explicit_options.
5036         * config/rs6000/e500-double.h (SUB3TARGET_OVERRIDE_OPTIONS): Use
5037         global_options_set instead of rs6000_explicit_options.
5038         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
5039         global_options_set instead of rs6000_explicit_options.
5040         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Remove commented-out
5041         definition.
5042         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
5043         global_options_set instead of rs6000_explicit_options.
5044         * config/rs6000/linux64.opt (mcmodel=): Use Enum and Var.
5045         (rs6000_cmodel): New Enum and EnumValue entries.
5046         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
5047         global_options_set instead of rs6000_explicit_options.
5048         * config/rs6000/sysv4.opt (mcall-, msdata=): Use Var.
5049         (mtls-size=): Use Enum and Var.
5050         (rs6000_tls_size): New Enum and EnumValue entries.
5051
5052 2011-05-05  Michael Matz  <matz@suse.de>
5053
5054         * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
5055         * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
5056         * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
5057         * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
5058         * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
5059         * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
5060         * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
5061         * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
5062         * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
5063         * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
5064         * config/i386/gnu-user.h (ENDFILE_SPEC): Add Ofast.
5065         * config/i386/gnu-user64.h (ENDFILE_SPEC): Add Ofast.
5066         * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
5067         * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
5068         * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
5069         * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
5070
5071 2011-05-05  Richard Guenther  <rguenther@suse.de>
5072
5073         * expmed.c (expand_variable_shift): Rename to ...
5074         (expand_shift_1): ... this.  Take an expanded shift amount.
5075         For rotates recurse directly not building trees for the shift amount.
5076         (expand_variable_shift): Wrap around expand_shift_1.
5077         (expand_shift): Adjust.
5078
5079 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
5080
5081         * gimplify.c (create_tmp_var_raw): Don't call build_type_variant.
5082
5083 2011-05-05  Eric Botcazou  <ebotcazou@adacore.com>
5084
5085         * tree.h (get_pending_sizes): Remove prototype.
5086         (put_pending_size): Likewise.
5087         (put_pending_sizes): Likewise.
5088         * stor-layout.c (pending_sizes): Delete.
5089         (get_pending_sizes): Likewise.
5090         (put_pending_size): Likewise.
5091         (put_pending_sizes): Likewise.
5092         (variable_size): Do not call put_pending_size and tidy up.
5093         * function.h (struct function): Remove dont_save_pending_sizes_p.
5094         * lto-streamer-in.c (input_function): Do not stream it.
5095         * lto-streamer-out.c (output_function): Likewise.
5096         * tree-inline.c (initialize_cfun): Do not copy it.
5097         * c-decl.c (store_parm_decls): Do not set it.
5098         * omp-low.c (create_task_copyfn): Likewise.
5099         * tree-optimize.c (tree_rest_of_compilation): Likewise.
5100
5101 2011-05-05  Uros Bizjak  <ubizjak@gmail.com>
5102
5103         * config/i386/i386.md (*movdf_internal_rex64): Simplify nested "if"
5104         conditions.
5105         (*movdf_internal): Ditto.
5106         (*movdf_internal_nointeger): Ditto.
5107         (*movsf_internal): Ditto.
5108
5109 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
5110
5111         * c-decl.c (finish_decl): Don't call get_pending_sizes.
5112         (grokparm): Add parameter expr.  Pass it to grokdeclarator.
5113         (push_parm_decl): Add parameter expr.  Pass it to grokdeclarator.
5114         (c_variable_size): Remove.
5115         (grokdeclarator): Use save_expr instead of c_variable_size.  Don't
5116         call put_pending_sizes.
5117         (get_parm_info): Add parameter expr.  Use it to set
5118         arg_info->pending_sizes.
5119         (store_parm_decls): Use arg_info->pending_sizes instead or calling
5120         get_pending_sizes.
5121         * c-parser.c (c_parser_parms_declarator): Update call to
5122         c_parser_parms_list_declarator.
5123         (c_parser_parms_list_declarator): Take parameter expr.  Update
5124         call to push_parm_decl.  Update recursive call.  Don't call
5125         get_pending_sizes.  Update calls to get_parm_info.
5126         (c_parser_objc_method_definition): Update calls to
5127         c_parser_objc_method_decl and objc_start_method_definition.
5128         (c_parser_objc_methodproto): Update call to c_parser_objc_method_decl.
5129         (c_parser_objc_method_decl): Add parameter expr.  Update call to
5130         grokparm.
5131         (c_parser_objc_try_catch_finally_statement): Update call to grokparm.
5132         * c-tree.h (struct c_arg_info.pending_sizes): Change to a tree.
5133         (get_parm_info, grokparm, push_parm_decl): Update prototypes.
5134
5135 2011-05-05  Michael Hope  <michael.hope@linaro.org>
5136
5137         PR pch/45979
5138         * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for
5139         __ARM_EABI__ hosts.
5140
5141 2011-05-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
5142
5143         * config/spu/spu.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5144         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
5145         (spu_output_mi_thunk): New function.
5146
5147 2011-05-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5148
5149         * config/sparc/sol2.h (ASM_OUTPUT_CALL): Use
5150         targetm.asm_out.print_operand.
5151         * config/sol2.c: Include target.h.
5152
5153 2011-05-04  Jan Hubicka  <jh@suse.cz>
5154
5155         * ipa-inline.c (reset_edge_caches): New function.
5156         (update_caller_keys): Add check_inlinablity_for; do not
5157         reset edge caches; remove now unnecesary loop.
5158         (update_callee_keys): Add comments; reset node_growth_cache of callee.
5159         (update_all_callee_keys): Likewise.
5160         (inline_small_functions): Sanity check cache; update code
5161         recomputing it.
5162
5163 2011-05-04  Bernd Schmidt  <bernds@codesourcery.com>
5164
5165         PR rtl-optimization/47612
5166         * df-problems.c (can_move_insns_across): Don't pick a cc0 setter
5167         as the last insn of the sequence to be moved.
5168
5169 2011-05-04  Tobias Burnus  <burnus@net-b.de>
5170
5171         PR fortran/48864
5172         * doc/invoke.texi (Ofast): Document that it
5173         enables Fortran's -fno-protect-parens.
5174
5175 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
5176
5177         * config/i386/i386.c (ix86_reorg): Run move_or_delete_vzeroupper first.
5178
5179 2011-05-04  Eric Botcazou  <ebotcazou@adacore.com>
5180
5181         * stor-layout.c (variable_size): Do not issue errors.
5182
5183 2011-05-04  Richard Guenther  <rguenther@suse.de>
5184
5185         * coverage.c (tree_coverage_counter_ref): Use integer_type_node
5186         for array-ref indices.
5187         (tree_coverage_counter_addr): Likewise.
5188         (build_fn_info_type): Use size_int for index types.
5189         (build_gcov_info): Likewise.
5190
5191 2011-05-04  Richard Guenther  <rguenther@suse.de>
5192
5193         * c-decl.c (check_bitfield_type_and_width): Do not pass NULL
5194         to build_int_cst.
5195         * c-typeck.c (really_start_incremental_init): Use bitsize_int
5196         for constructor indices.
5197         (push_init_level): Likewise.
5198
5199 2011-05-04  Richard Guenther  <rguenther@suse.de>
5200
5201         * explow.c (promote_mode): Move variable declarations before code.
5202
5203 2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>
5204
5205         * tree.h (build_function_type_array): Declare.
5206         (build_varargs_function_type_array): Declare.
5207         (build_function_type_vec, build_varargs_function_type_vec): Define.
5208         * tree.c (build_function_type_array_1): New function.
5209         (build_function_type_array): New function.
5210         (build_varargs_function_type_array): New function.
5211
5212 2011-05-04  Richard Sandiford  <richard.sandiford@linaro.org>
5213
5214         * tree-vect-loop.c (vectorizable_reduction): Check reduction cost
5215         before setting STMT_VINFO_TYPE.
5216
5217 2011-05-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
5218
5219         * config/spu/spu.c (spu_gimplify_va_arg_expr): Call pass_by_reference
5220         instead of spu_pass_by_reference.
5221
5222 2011-05-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5223
5224         * calls.c (emit_library_call_value_1): Invoke
5225         promote_function_mode hook on libcall arguments.
5226         * explow.c (promote_function_mode, promote_mode): Handle TYPE
5227         argument being NULL.
5228         * targhooks.c (default_promote_function_mode): Lisewise.
5229         * config/s390/s390.c (s390_promote_function_mode): Likewise.
5230         * config/sparc/sparc.c (sparc_promote_function_mode): Likewise.
5231
5232         * doc/tm.texi: Document that TYPE argument might be NULL.
5233
5234 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
5235
5236         * config/bfin/bfin.c (bfin_cpus): Update silicon revisions.
5237
5238 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
5239
5240         From Bernd Schmidt
5241         * config/bfin/bfin.md (addsi3): Add an alternative for IREGS.
5242
5243 2011-05-04  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5244
5245         * config/alpha/alpha.h (CODE_MASK, MIPS_IS_STAB, MIPS_MARK_STAB)
5246         (MIPS_UNMARK_STAB, SHASH_SIZE, THASH_SIZE, ALIGN_SYMTABLE_OFFSET):
5247         Move ...
5248         * mips-tfile.c: ... here.
5249         Don't include coretypes.h, tm.h, filenames.h.
5250         (saber_stop): Remove definition and all calls.
5251         [__SABER__]: Remove.
5252         (__LINE__): Remove default.
5253         (Size_t, Ptrdiff_t): Remove definitions.
5254         Replace by size_t, ptrdiff_t.
5255         [!MIPS_DEBUGGING_INFO]: Remove.
5256         (SHASH_SIZE, THASH_SIZE): Remove defaults.
5257         (progname): Add const.
5258         (STATIC): Remove.
5259         Replace all uses by static.
5260         (ALIGN_SYMTABLE_OFFSET): Remove default.
5261         * mips-tdump.c: Don't include coretypes.h, tm.h.
5262         Remove !MIPS_IS_STAB guard.
5263         * Makefile.in (mips-tfile.o): Remove $(RTL_H), coretypes.h,
5264         $(TM_H), filenames.h dependencies.
5265         (mips-tdump.o): Remove $(RTL_H), coretypes.h, $(TM_H) dependencies.
5266
5267 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
5268
5269         From Jie Zhang
5270         *config/bfin/bfin.c (bfin_extra_live_on_entry): New.
5271         (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
5272
5273 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
5274
5275         From Bernd Schmidt
5276         * config/bfin/bfin.h (FUNCTION_PROFILER): Take TARGET_LONG_CALLS into
5277         account and save/restore RETS.
5278         (PROFILE_BEFORE_PROLOGUE): Define.
5279         (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add tab character.  Correct
5280         the push insn to use predecrement.
5281
5282 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
5283
5284         From Jie Zhang
5285         * config/bfin/bfin.c (bfin_expand_prologue): Don't clobber P2.
5286
5287 2011-05-04  Nick Clifton  <nickc@redhat.com>
5288
5289         * config/mn10300/mn10300.c: Include cfgloop.h.
5290         (DUMP): New macro.
5291         (mn10300_insert_setlb_lcc): New function.  Inserts a SETLB and a
5292         Lcc or a FLcc insn into the instruction stream.
5293         (mn10300_block_contains_call): New function.  Returns true if the
5294         given basic block contains a CALL insn.
5295         (mn10300_loop_contains_call_insn): New function.  Returns true if
5296         the given loop contains a CALL insn.
5297         (mn10300_scan_for_setlb_lcc): New function.  Finds opportunities
5298         to use the SETLB and Lcc or FLcc insns.
5299         (mn10300_reorg): Invoke mn10300_scan_for_setlb_lcc when optimizing.
5300         (TARGET_FLAGS): Add MASK_ALLOW_SETLB.
5301         * config/mn10300/mn10300.opt (msetlb): New option.  Used to
5302         disable the SETLB optimization.
5303         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Add
5304         __SETLB__ or __NO_SETLB__.
5305         * config/mn10300/mn10300.md (UNSPEC_SETLB): New constant.
5306         (movsf_internal): Handle MDR register.
5307         (cmpsi): Make visible.
5308         (setlb): New pattern.
5309         (Lcc): New pattern.
5310         (FLcc): New pattern.
5311
5312 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
5313
5314         PR target/48860
5315         * config/i386/i386.md (*movdi_internal_rex64) Use %vmovd
5316         for reg<->xmm moves.
5317         * config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
5318         (vec_concatv2di_rex64_sse): Ditto.
5319         (*sse2_storeq_rex64): Do not emit %v prefix for mov{q} mnemonic.
5320         (*vec_extractv2di_1_rex64): Ditto.
5321
5322         Revert:
5323         2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
5324
5325         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
5326         reg<->xmm moves.
5327         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.
5328
5329 2011-05-04  Richard Guenther  <rguenther@suse.de>
5330
5331         * tree.h (int_const_binop): Remove notrunc argument.
5332         * fold-const.c (int_const_binop): Remove notrunc argument.  Always
5333         create integer constants that are properly truncated.
5334         (extract_muldiv_1): Expand one notrunc int_const_binop caller.
5335         (const_binop): Remove zero notrunc argument to int_const_binop.
5336         (size_binop_loc): Likewise.
5337         (fold_div_compare): Likewise.
5338         (maybe_canonicalize_comparison_1): Likewise.
5339         (fold_comparison): Likewise.
5340         (fold_binary_loc): Likewise.
5341         (multiple_of_p): Likewise.
5342         * expr.c (store_constructor): Likewise.
5343         * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
5344         (maybe_fold_stmt_addition): Likewise.
5345         * ipa-prop.c (ipa_modify_call_arguments): Likewise.
5346         * stor-layout.c (layout_type): Likewise.
5347         * tree-data-ref.c (tree_fold_divides_p): Likewise.
5348         * tree-sra.c (build_ref_for_offset): Likewise.
5349         (build_user_friendly_ref_for_offset): Likewise.
5350         * tree-ssa-address.c (maybe_fold_tmr): Likewise.
5351         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5352         * tree-ssa-loop-niter.c (inverse): Likewise.
5353         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
5354         * tree-ssa.c (maybe_rewrite_mem_ref_base): Likewise.
5355         * tree-switch-conversion.c (check_range): Likewise.
5356         (build_constructors): Likewise.
5357         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5358         * tree-vrp.c (set_and_canonicalize_value_range): Likewise.
5359         (extract_range_from_assert): Likewise.
5360         (vrp_int_const_binop): Likewise.
5361         (extract_range_from_binary_expr): Likewise.
5362         (extract_range_from_unary_expr): Likewise.
5363         (check_array_ref): Likewise.
5364         (find_case_label_range): Likewise.
5365         (simplify_div_or_mod_using_ranges): Likewise.
5366         * tree-cfg.c (group_case_labels_stmt): Use double-ints for
5367         comparing case labels for merging.
5368
5369 2011-05-03  Mark Wielaard  <mjw@redhat.com>
5370
5371         * dwarf2out.c (debug_str_hash_forced): Removed.
5372         (gen_label_for_indirect_string): Removed.
5373         (get_debug_string_label): Removed.
5374         (AT_string_form): Generate label directly.
5375         (output_indirect_string): Test indirect_string_node for
5376         DW_FORM_strp instead of checking label and refcount.
5377         (prune_indirect_string): Removed.
5378         (prune_unused_types): Don't check debug_str_hash_forced or
5379         call prune_indirect_string.
5380
5381 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
5382
5383         PR other/48093
5384         * doc/invoke.texi: Document -mtls-dialect and GCC_COMPARE_DEBUG.
5385
5386 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
5387
5388         PR debug/47994
5389         PR debug/47919
5390         * combine.c (try_combine): Skip debug insns at m_split tests.
5391
5392 2011-04-26  Mark Wielaard  <mjw@redhat.com>
5393
5394         PR42288
5395         * dwarf2out.c (dwarf2out_finish): Always call output_aranges ()
5396         when info_section_emitted.
5397
5398 2011-05-03  Joseph Myers  <joseph@codesourcery.com>
5399
5400         * config/mips/mips-opts.h: New.
5401         * config/mips/mips.c (enum mips_r10k_cache_barrier_setting): Move
5402         to mips-opts.h.
5403         (mips_abi, mips_code_readable, mips_r10k_cache_barriee): Remove.
5404         (mips_handle_option): Don't handle OPT_mabi_, OPT_mcode_readable_
5405         or OPT_mr10k_cache_barrier_ here.  Access mips_cache_flush_func
5406         via opts pointer.
5407         * config/mips/mips.h (enum mips_code_readable_setting): Move to
5408         mips-opts.h.
5409         (mips_abi, mips_code_readable): Don't declare.
5410         * config/mips/mips.opt (config/mips/mips-opts.h): New HeaderInclude.
5411         (mabi=): Use Enum and Var.
5412         (mips_abi): New Enum and EnumValue entries.
5413         (mcode-readable=): Use Enum and Var.
5414         (mips_code_readable_setting): New Enum and EnumValue entries.
5415         (mr10k-cache-barrier=): Use Enum and Var.
5416         (mips_r10k_cache_barrier_setting): New Enum and EnumValue entries.
5417
5418 2011-05-03  Jan Hubicka  <jh@suse.cz>
5419
5420         * cgraph.h (cgraph_node_set_def, varpool_node_set_def): Move out of GTY;
5421         replace hash by pointer map.
5422         (cgraph_node_set_element_def, cgraph_node_set_element,
5423         const_cgraph_node_set_element, varpool_node_set_element_def,
5424         varpool_node_set_element, const_varpool_node_set_element): Remove.
5425         (free_cgraph_node_set, free_varpool_node_set): New function.
5426         (cgraph_node_set_size, varpool_node_set_size): Use vector size.
5427         * tree-emutls.c: Free varpool node set.
5428         * ipa-utils.c (cgraph_node_set_new, cgraph_node_set_add,
5429         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
5430         debug_cgraph_node_set, free_cgraph_node_set, varpool_node_set_new,
5431         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
5432         dump_varpool_node_set, free_varpool_node_set, debug_varpool_node_set):
5433         Move here from ipa.c; implement using pointer_map
5434         * ipa.c (cgraph_node_set_new, cgraph_node_set_add,
5435         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
5436         debug_cgraph_node_set, varpool_node_set_new,
5437         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
5438         dump_varpool_node_set, debug_varpool_node_set):
5439         Move to ipa-uitls.c.
5440         * passes.c (ipa_write_summaries): Update.
5441
5442 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
5443
5444         From Mike Frysinger:
5445         * config/bfin/bfin.c (bfin_cpus[]): Add 0.4 for
5446         bf542/bf544/bf547/bf548/bf549.
5447
5448 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
5449
5450         * expmed.c (extract_bit_field_1): Remove write-only variable "icode".
5451
5452 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
5453
5454         From Bernd Schmidt:
5455         * config/bfin/bfin.md (MOVCC): New mode_macro.
5456         (mov<mode>cc_insn1, mov<mode>cc_insn2, mov<mode>cc): Renamed from
5457         movsicc_insn1, movsicc_insn2 and movsicc and macroized.  Remove
5458         comments from generated assembly.
5459
5460 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
5461
5462         From Bernd Schmidt
5463         * config/bfin/t-bfin (LIB1ASMFUNCS): Add muldi3 and umulsi3_highpart.
5464         * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add muldi3.
5465         * config/bfin/t-bfin-linux (LIB1ASMFUNCS): Add muldi3.
5466         * config/bfin/t-bfin-uclinux (LIB1ASMFUNCS): Add muldi3.
5467         * config/bfin/lib1funcs.asm (___muldi3): New function.
5468
5469 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
5470
5471         * config/stormy16/stormy16 (xstormy16_init_builtins): Call
5472         build_function_type_list instead of build_function_type.
5473         Rearrange initialization of `args' to do so.
5474
5475 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
5476
5477         * config/i386/i386.c (ix86_code_end): Call build_function_type_list
5478         instead of build_function_type.
5479
5480 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
5481
5482         * config/rs6000/rs6000.c (spe_init_builtins): Call
5483         build_function_type_list instead of build_function_type.
5484         (paired_init_builtins, altivec_init_builtins): Likewise.
5485         (builtin_function_type): Likewise.
5486
5487 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
5488
5489         * config/sh/sh.c (sh_media_init_builtins): Call
5490         build_function_type_list instead of build_function_type.
5491
5492 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
5493
5494         * config/sparc/sparc.c (sparc_file_end): Call
5495         build_function_type_list instead of build_function_type.
5496
5497 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
5498
5499         * config/alpha/alpha.c (alpha_init_builtins): Call
5500         build_function_type_list instead of build_function_type.
5501
5502 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
5503
5504         * config/xtensa/xtensa.c (xtensa_init_builtins): Call
5505         build_function_type_list instead of build_function_type.
5506
5507 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
5508
5509         * config/iq2000/i2000.c (iq2000_init_builtins): Call
5510         build_function_type_list instead of build_function_type.
5511         Delete `endlink' variable.
5512
5513 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
5514
5515         * config/avr/avr.c (avr_init_builtins): Call
5516         build_function_type_list instead of build_function_type.
5517
5518 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
5519
5520         * config/picochip/picochip.c (picochip_init_builtins): Call
5521         build_function_type_list instead of build_function_type.
5522         Delete `endlink' variable.
5523
5524 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
5525
5526         * config/bfin/bfin.c (bfin_init_builtins): Call
5527         build_function_type_list instead of build_function_type.
5528
5529 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
5530
5531         From Bernd Schmidt
5532         * config/bfin/bfin.md (rotrsi, rotlsi): Don't take INTVAL of anything
5533         that's not CONST_INT.  Seemingly redundant check is due to PR39768.
5534
5535 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
5536
5537         From Jie Zhang:
5538         * config/bfin/uclinux.h (LINK_GCC_C_SEQUENCE_SPEC): Make sure
5539         libbffastfp overrides libgcc when -mfast-fp.
5540
5541 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
5542
5543         Originally from Bernd Schmidt
5544         * config/bfin/uclinux.h (SUBTARGET_FDPIC_NOT_SUPPORTED): New macro.
5545         * config/bfin/bfin.c (override_options): Test it and error if
5546         TARGET_FDPIC.
5547
5548 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
5549
5550         Originally From Bernd Schmidt
5551         * config/bfin/bfin.c (override_options): Disable -fstack-limit for
5552         FD-PIC.
5553
5554 2011-05-03  Jeff Law  <law@redhat.com>
5555
5556         * tree-ssa-threadupdate.c (THREAD_TARGET): define.
5557         (remove_ctrl_stmt_and_useless_edges): Clear AUX field of outgoing edges.
5558         (craete_edge_and_update_destination_phis): Use THREAD_TARGET rather
5559         than accessing AUX field directly.  Free the AUX field before
5560         clearing it.
5561         (thread_block, thread_through_loop_header): Likewise.
5562         (thread_single_edge, mark_threaded_blocks): Likewise.
5563         (redirect_edges): Delay clearing the AUX field.  Free the AUX field.
5564         (register_jump_thread): Do not attempt to thread to a NULL edge.
5565
5566 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
5567
5568         * function.c (init_function_start): Call decide_function_section.
5569         * varasm.c (decide_function_section): New function.
5570         (assemble_start_function): When not using
5571         flag_reorder_blocks_and_partition, don't compute in_cold_section_p
5572         or first_function_block_is_cold.
5573         * rtl.h (decide_function_section): Declare.
5574
5575 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
5576             Jakub Jelinek  <jakub@redhat.com>
5577
5578         PR target/48774
5579         * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
5580         only succeed if req_mode is the same as set_mode.
5581
5582 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
5583
5584         * gengenrtl.c (special_rtx): PC, CC0 and RETURN are special.
5585         * genemit.c (gen_exp): Handle RETURN.
5586         * emit-rtl.c (verify_rtx_sharing): Likewise.
5587         (init_emit_regs): Create pc_rtx, ret_rtx and cc0_rtx specially.
5588         * rtl.c (copy_rtx): RETURN is shared.
5589         * rtl.h (enum global_rtl_index): Add GR_RETURN.
5590         (ret_rtx): New.
5591         * jump.c (redirect_exp_1): Don't use gen_rtx_RETURN.
5592         * config/s390/s390.c (s390_emit_epilogue): Likewise.
5593         * config/rx/rx.c (gen_rx_rtsd_vector): Likewise.
5594         * config/cris/cris.c (cris_expand_return): Likewise.
5595         * config/m68k/m68k.c (m68k_expand_epilogue): Likewise.
5596         * config/rs6000/rs6000.c (rs6000_make_savres_rtx,
5597         rs6000_emit_epilogue, rs6000_output_mi_thunk): Likewise.
5598         * config/picochip/picochip.c (picochip_expand_epilogue): Likewise.
5599         * config/h8300/h8300.c (h8300_push_pop, h8300_expand_epilogue):
5600         Likewise.
5601         * config/v850/v850.c (expand_epilogue): Likewise.
5602         * config/bfin/bfin.c (bfin_expand_call): Likewise.
5603         * config/arm/arm.md (epilogue): Likewise.
5604         * config/mn10300/mn10300.c (mn10300_expand_epilogue): Likewise.
5605         * config/sparc/sparc.c (sparc_struct_value_rtx): Rename ret_rtx
5606         variable to ret_reg.
5607
5608 2011-05-03  Richard Guenther  <rguenther@suse.de>
5609
5610         PR lto/48846
5611         * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
5612         Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
5613         * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
5614
5615 2011-05-03  Richard Guenther  <rguenther@suse.de>
5616
5617         * c-decl.c (grokdeclarator): Instead of looking at
5618         TREE_OVERFLOW check if the constant fits in the index type.
5619
5620 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
5621
5622         * config/arm/neon.md (vec_load_lanes<mode><mode>): New expanders,
5623         (vec_store_lanes<mode><mode>): Likewise.
5624
5625 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
5626
5627         * doc/md.texi (vec_load_lanes, vec_store_lanes): Document.
5628         * optabs.h (COI_vec_load_lanes, COI_vec_store_lanes): New
5629         convert_optab_index values.
5630         (vec_load_lanes_optab, vec_store_lanes_optab): New convert optabs.
5631         * genopinit.c (optabs): Initialize the new optabs.
5632         * internal-fn.def (LOAD_LANES, STORE_LANES): New internal functions.
5633         * internal-fn.c (get_multi_vector_move, expand_LOAD_LANES)
5634         (expand_STORE_LANES): New functions.
5635         * tree.h (build_array_type_nelts): Declare.
5636         * tree.c (build_array_type_nelts): New function.
5637         * tree-vectorizer.h (vect_model_store_cost): Add a bool argument.
5638         (vect_model_load_cost): Likewise.
5639         (vect_store_lanes_supported, vect_load_lanes_supported)
5640         (vect_record_strided_load_vectors): Declare.
5641         * tree-vect-data-refs.c (vect_lanes_optab_supported_p)
5642         (vect_store_lanes_supported, vect_load_lanes_supported): New functions.
5643         (vect_transform_strided_load): Split out statement recording into...
5644         (vect_record_strided_load_vectors): ...this new function.
5645         * tree-vect-stmts.c (create_vector_array, read_vector_array)
5646         (write_vector_array, create_array_ref): New functions.
5647         (vect_model_store_cost): Add store_lanes_p argument.
5648         (vect_model_load_cost): Add load_lanes_p argument.
5649         (vectorizable_store): Try to use store-lanes functions for
5650         interleaved stores.
5651         (vectorizable_load): Likewise load-lanes and loads.
5652         * tree-vect-slp.c (vect_get_and_check_slp_defs): Update call
5653         to vect_model_store_cost.
5654         (vect_build_slp_tree): Likewise vect_model_load_cost.
5655
5656 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
5657
5658         * hooks.h (hook_bool_mode_uhwi_false): Declare.
5659         * hooks.c (hook_bool_mode_uhwi_false): New function.
5660         * target.def (array_mode_supported_p): New hook.
5661         * doc/tm.texi.in (TARGET_ARRAY_MODE_SUPPORTED_P): Add @hook.
5662         * doc/tm.texi: Regenerate.
5663         * stor-layout.c (mode_for_array): New function.
5664         (layout_type): Use it.
5665         * config/arm/arm.c (arm_array_mode_supported_p): New function.
5666         (TARGET_ARRAY_MODE_SUPPORTED_P): Define.
5667
5668 2011-05-03  Eric Botcazou  <ebotcazou@adacore.com>
5669
5670         PR target/48723
5671         * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
5672         for -fstack-check if the size to allocate is negative.
5673
5674 2011-05-02  Lawrence Crowl  <crowl@google.com>
5675
5676         * timevar.h (timevar_cond_start): Remove unused POP_TIMEVAR_AND_RETURN.
5677         (timevar_cond_start): New for starting a timer only when it is not
5678         already running.
5679         (timevar_cond_stop): New for stopping a timer when it was not already
5680         running.
5681
5682         * timevar.c (timevar_stop): Enable start/stop timers to start again.
5683         (timevar_cond_start): New as above.
5684         (timevar_cond_stop): New as above.
5685
5686         * timevar.def: Add start/stop timers for compiler phases,
5687         TV_PHASE_SETUP, TV_PHASE_PARSING, TV_PHASE_DEFERRED, TV_PHASE_CGRAPH,
5688         TV_PHASE_DBGINFO (C), TV_PHASE_CHECK_DBGINFO (C++), TV_PHASE_GENERATE,
5689         and TV_PHASE_FINALIZE.
5690         Change push/pop timer TV_PARSE to TV_PARSE_GLOBAL.
5691         Add push/pop timers TV_PARSE_STRUCT, TV_PARSE_ENUM, TV_PARSE_FUNC,
5692         TV_PARSE_INLINE, TV_PARSE_INMETH, TV_TEMPLATE_INST.
5693         Change push/pop timer TV_NAME_LOOKUP into a start/stop timer.
5694         Make unused TV_OVERLOAD into a start/stop timer.
5695
5696         Remove unused timers TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION.
5697         Mark the strings for TV_NAME_LOOKUP and TV_OVERLOAD with a "|"
5698         to indicate that they are start/stop timers.
5699
5700         * toplev.c (compile_file): Change TV_PARSE to TV_PARSE_GLOBAL.
5701         Add start/stop timers TV_PHASE_PARSING and TV_PHASE_GENERATE.
5702         Move initialization to do_compile.
5703         (do_compile): Add initialization from above.
5704         Add start/stop timers TV_PHASE_SETUP and TV_PHASE_FINALIZE.
5705
5706         * c-decl.c (c_write_global_declarations): Add start/stop of
5707         TV_PHASE_DEFERRED, TV_PHASE_CGRAPH, TV_PHASE_DBGINFO.
5708
5709         * c-parser.c (c_parser_declaration_or_fndef): Push/pop TV_PARSE_FUNC
5710         or TV_PARSE_INLINE, as appropriate.
5711         (c_parser_enum_specifier): Push/pop TV_PARSE_ENUM.
5712         (c_parser_struct_or_union_specifier): Push/pop TV_PARSE_STRUCT.
5713
5714 2011-05-02  Jason Merrill  <jason@redhat.com>
5715
5716         PR c++/40975
5717         * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
5718
5719 2011-05-02  Simon Martin  <simartin@users.sourceforge.net>
5720
5721         PR c/35445
5722         * c-decl.c (finish_decl): Only create a composite if the types are
5723         compatible.
5724
5725 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
5726
5727         * config/fr30/fr30-protos.h (Mmode): Don't define.
5728         * config/m32r/m32r-protos.h (Mmode): Don't define.  Expand
5729         definition where used.
5730         * config/mn10300/mn10300-protos.h (Mmode, Cstar, Rclas): Don't
5731         define.  Expand definitions where used.
5732         * config/rx/rx-protos.h (Mmode, Fargs, Rcode): Don't define.
5733         Expand definitions where used.
5734         * config/rx/rx.c (rx_is_legitimate_address, rx_function_arg_size,
5735         rx_function_arg, rx_function_arg_advance,
5736         rx_function_arg_boundary): Expand definitions of those macros.
5737         * config/v850/v850-protos.h (Mmode): Don't define.  Expand
5738         definition where used.
5739
5740 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
5741
5742         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
5743         reg<->xmm moves.
5744         (*mov<mode>_internal): Merge with *mov<mode>_internal_avx.
5745         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.  Merge
5746         with *movv2sf_internal_rex64_avx.
5747         (*movv2sf_internal): Merge with *movv2sf_internal_avx.
5748         * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
5749         Use %v prefix in insn mnemonic to handle TARGET_AVX.
5750         (*movdi_internal): Add "isa" attribute.  Use "maybe_vex" instead of
5751         "vex" in "prefix" attribute calculation.
5752         (*movdf_internal): Output AVX mnemonics.  Add "prefix" attribute.
5753
5754 2011-05-02  Stuart Henderson  <shenders@gcc.gnu.org>
5755
5756         PR target/47951
5757         * config/bfin/bfin.md (loop_end): Use matching constraints to ensure
5758         inputs match the output.
5759
5760 2011-05-02  Andreas Schwab  <schwab@linux-m68k.org>
5761
5762         PR target/47955
5763         * config/m68k/m68k.c (m68k_expand_prologue): Set
5764         current_function_static_stack_size.
5765
5766 2011-05-02   Jan Hubicka  <jh@suse.cz>
5767
5768         * lto-streamer.c (lto_streamer_cache_insert_1,
5769         lto_streamer_cache_lookup, lto_streamer_cache_create,
5770         lto_streamer_cache_delete): Use pointer map instead of hashtable.
5771         * lto-streamer.h (lto_streamer_cache_d): Turn node_map into pointer_map.
5772
5773 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
5774
5775         * config/m68k/genopt.sh, config/m68k/m68k-isas.def,
5776         config/m68k/m68k-microarchs.def, config/m68k/m68k-opts.h,
5777         config/m68k/t-opts: New files.
5778         * config/m68k/m68k-tables.opt: New file (generated).
5779         * config.gcc (fido-*-*, m68k-*-*): Add m68k/m68k-tables.opt to
5780         extra_options and m68k/t-opts to tmake_file.
5781         * config/m68k/m68k.c (m68k_library_id_string): More to m68k.opt.
5782         (all_isas): Initialize using m68k-isas.def.
5783         (all_microarchs): Initialize using m68k-microarchs.def.
5784         (m68k_find_selection): Remove.
5785         (m68k_handle_option): Don't assert that global structures are in
5786         use.  Use error_at.  Access variables via opts pointer.  Don't
5787         handle -march=, -mcpu= and -mtune= here.  Set gcc_options fields
5788         directly for -m68020-40 and -m68020-60.
5789         (m68k_option_override): Set m68k_arch_entry, m68k_cpu_entry and
5790         m68k_tune_entry here.
5791         * config/m68k/m68k.h (enum uarch_type, enum target_device): Move
5792         to m68k-opts.h.
5793         (m68k_library_id_string): Remove declaration.
5794         * config/m68k/m68k.opt (config/m68k/m68k-opts.h): New HeaderInclude.
5795         (m68k_library_id_string): New Variable.
5796         (march=, mcpu=, mtune=): Use Enum and Var.
5797
5798 2011-05-02  Richard Guenther  <rguenther@suse.de>
5799
5800         * varasm.c (output_constructor_regular_field): Compute zero-based
5801         index with double-ints.  Make sure to ICE instead of producing
5802         wrong code.
5803         * cgraph.c (cgraph_add_thunk): Do not create new tree nodes
5804         in asserts.  Properly use a signed type.
5805
5806 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
5807
5808         * config/i386/sse.md (V): New mode iterator.
5809         (V_128): Rename from SSEMODE.  Make V2DF mode conditional on
5810         TARGET_SSE2.
5811         (V_256): Rename from AVX256MODE.
5812         (VF): Make V4SF mode unconditional.  Add TARGET_SSE instruction
5813         condition to all users.
5814         (VF1): Ditto.
5815         (VF2): Make V2DF mode unconditional.  Add TARGET_SSE2 instruction
5816         condition to all users.
5817         (VF_128): Make V4SF mode unconditional.
5818         (VF_256): Rename from AVX256MODEF2P.
5819         (VI4F_128): Rename from SSEMODE4S.
5820         (VI8F_128): Rename from SSEMODE2D.
5821         (VI4F_256): Rename from AVX256MODE8P.
5822         (VI8F_256): Rename from AVX256MODE4P.
5823         (avxsizesuffix): Add V16HI, V4DI, V8HI and V2DI modes.
5824         (ssescalarmodesuffix): Remove SF and DF modes.
5825         (SSEMODE124): Remove.
5826         (SSEMODE1248): Ditto.
5827         (SSEMODEF2P): Ditto.
5828         (AVXMODEF2P): Ditto.
5829         (AVXMODEFDP): Ditto.
5830         (AVXMODEFSP): Ditto.
5831         (VEC_EXTRACT_MODE): Make V16QI, V8HI, V4SI, V2DI, V4SF and V2DF modes
5832         unconditional.
5833         (VEC_EXTRACT_EVENODD_MODE): Rename from SSEMODE_EO.  Make V4SF mode
5834         unconditional.
5835         (xop_pcmov_<mode><avxsizesuffix>): Merge from xop_pcmov_<mode> and
5836         xop_pcmov_<mode>256.  Use V mode iterator.
5837
5838         Adjust RTX patterns globally for renamed mode attributes.
5839
5840 2011-05-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
5841
5842         * haifa-sched.c (sched_emit_insn): Emit insn before first
5843         non-scheduled insn.  Inform back-end about new insn.  Add
5844         new insn to scheduled_insns list.
5845
5846 2011-05-02  Richard Guenther  <rguenther@suse.de>
5847
5848         PR tree-optimization/48822
5849         * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
5850         (process_scc): Indicate which iteration we start.
5851
5852 2011-05-02  Jan Hubicka  <jh@suse.cz>
5853
5854         * lto-section-in.c (lto_input_1_unsigned): Move to lto-streamer.h
5855         (lto_section_overrun): New.
5856         * lto-section-out.c (append_block): Rename to ...
5857         (lto_append_block): ... this one; export.
5858         (lto_output_1_stream): Move lto lto-streamer.h
5859         (lto_output_data_stream): Update.
5860         * lto-streamer.h (lto_section_overrun, lto_append_block): Declare.
5861         (lto_output_1_stream, lto_input_1_unsigned): Turn into inline
5862         functions.
5863
5864 2011-05-02  Richard Guenther  <rguenther@suse.de>
5865
5866         * tree.c (tree_code_counts): New global array.
5867         (record_node_allocation_statistics): Count individual tree codes.
5868         (dump_tree_statistics): Dump individual code stats.
5869
5870 2011-05-01  Jan Hubicka  <jh@suse.cz>
5871
5872         * ipa-inline.c (caller_growth_limits): Fix thinko when
5873         looking for largest stack frame.
5874         * ipa-inline.h (dump_inline_summary): Declare.
5875         * ipa-inline-analysis.c (dump_inline_edge_summary): Dump info
5876         on stack usage.
5877         (dump_inline_summary): Export.
5878         (debug_inline_summary): Declare as DEBUG_FUNCTION.
5879
5880 2011-05-01  Anatoly Sokolov  <aesok@post.ru>
5881
5882         * reginfo.c (memory_move_cost): Change rclass argument type form
5883         'enum reg_class' to reg_class_t.
5884         * reload.h (memory_move_cost): Update prototype.
5885         * postreload.c reload_cse_simplify_set): Change type dclass var to
5886         reg_class_t.
5887         * ira-int.h (ira_allocate_cost_vector, ira_free_cost_vector):
5888         Update prototype.
5889         (ira_allocate_and_set_costs): Change aclass argument type form
5890         'enum reg_class' to reg_class_t.
5891         * ira-build.c (ira_allocate_cost_vector, ira_free_cost_vector):
5892         Change aclass argument type to reg_class_t.
5893         (update_conflict_hard_reg_costs): Change type aclass and pref vars
5894         to reg_class_t.
5895         * gcc/ira.c (setup_class_subset_and_memory_move_costs): Adjust
5896         memory_move_cost call.
5897
5898         * config/ia64/ia64.c (ia64_register_move_cost): Remove 'from' and
5899         'to' local var. Rename from_i and to_i arguments to 'from' and 'to'.
5900         Change type tmp var to reg_class_t.
5901
5902 2011-04-30  Jan Hubicka  <jh@suse.cz>
5903
5904         * ipa-inline.c (can_inline_edge_p): Disregard limits when
5905         inlining into function with flatten attribute.
5906         (want_inline_small_function_p): Be more realistic about inlining
5907         cold calls where callee size grows.
5908
5909 2011-04-30  Jan Hubicka  <jh@suse.cz>
5910
5911         * cgraph.c (cgraph_create_virtual_clone): Clear constructor/destructor
5912         flags.
5913
5914 2011-04-30  Anatoly Sokolov  <aesok@post.ru>
5915
5916         * config/sparc/sparc.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
5917         PRINT_OPERAND_PUNCT_VALID_P): Remove.
5918         * config/sparc/sparc-protos.h (print_operand): Remove declaration.
5919         * config/sparc/sparc.c (TARGET_PRINT_OPERAND_PUNCT_VALID_P,
5920         TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
5921         (print_operand): Rename to...
5922         (sparc_print_operand): ...this. Make static. Adjust
5923         sparc_print_operand function call.
5924         (sparc_print_operand_punct_valid_p, sparc_print_operand_address): New
5925         functions.
5926
5927 2011-04-30  Jan Hubicka  <jh@suse.cz>
5928
5929         PR middle-end/48752
5930         * ipa-inline.c (early_inliner): Disable when doing late
5931         addition of function.
5932
5933 2011-04-30  Jakub Jelinek  <jakub@redhat.com>
5934
5935         * dwarf2out.c (get_address_mode): New inline.
5936         (mem_loc_descriptor): Add MEM_MODE parameter, adjust recursive calls,
5937         if not dwarf_strict emit
5938         DW_OP_GNU_{{const,regval,deref}_type,convert,reinterpret} when
5939         desirable.  Handle FLOAT_EXTEND, FLOAT_TRUNCATE, FLOAT,
5940         UNSIGNED_FLOAT, FIX and UNSIGNED_FIX.  Just return NULL for
5941         FMA, STRICT_LOW_PART, CONST_VECTOR and CONST_FIXED.
5942         (dwarf2out_frame_debug_cfa_expression, reg_loc_descriptor,
5943         dw_loc_list_1, cst_pool_loc_descr, loc_list_from_tree): Adjust
5944         mem_loc_descriptor callers.
5945         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
5946         output_loc_operands_raw, hash_loc_operands, compare_loc_operands):
5947         Handle DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
5948         DW_OP_GNU_deref_type, DW_OP_GNU_convert and DW_OP_GNU_reinterpret.
5949         (base_types): New variable.
5950         (get_base_type_offset, calc_base_type_die_sizes,
5951         base_type_for_mode, mark_base_types, base_type_cmp,
5952         move_marked_base_types): New functions.
5953         (calc_die_sizes): Assert that die_offset is 0 or equal to
5954         next_die_offset.
5955         (loc_descriptor): Only handle here lowpart SUBREGs of REG, for
5956         others defer to mem_loc_descriptor.  Adjust mem_loc_descriptor
5957         callers.  If not dwarf_strict, call mem_loc_descriptor even for
5958         non-MODE_INT modes or MODE_INT modes larger than DWARF2_ADDR_SIZE.
5959         (gen_subprogram_die): Don't give up on call site parameters
5960         with non-integral or large integral modes.  Adjust
5961         mem_loc_descriptor callers.
5962         (prune_unused_types): Call prune_unused_types_mark on base_types
5963         vector entries.
5964         (resolve_addr): Call mark_base_types.
5965         (dwarf2out_finish): Call move_marked_base_types.
5966
5967         PR tree-optimization/48809
5968         * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
5969         type.
5970         (gen_inbound_check): Don't compute index_expr - range_min in utype
5971         again, instead reuse SSA_NAME initialized in build_arrays.
5972         Remove two useless gsi_for_stmt calls.
5973
5974 2011-04-29  Jeff Law  <law@redhat.com>
5975
5976         * tree-ssa-threadedge.c (thread_across_edge): Add missing return.
5977
5978 2011-04-29  Martin Jambor  <mjambor@suse.cz>
5979
5980         * cgraph.h (cgraph_postorder): Remove declaration.
5981         * ipa-utils.h (ipa_free_postorder_info): Declare.
5982         (ipa_reverse_postorder): Likewise.
5983         * cgraphunit.c: Include ipa-utils.h.
5984         (cgraph_expand_all_functions): Update call to ipa_reverse_postorder.
5985         * ipa-inline.c: Include ipa-utils.h.
5986         (ipa_inline): Update call to ipa_reverse_postorder.
5987         * ipa-pure-const.c (propagate_pure_const): Update call to
5988         ipa_reduced_postorder and ipa_print_order.  Call
5989         ipa_free_postorder_info to clean up.
5990         (propagate_nothrow): Likewise.
5991         * ipa-reference.c (propagate): Removed a useless call to
5992         ipa_utils_reduced_inorder, updated a call to ipa_reduced_postorder
5993         and ipa_print_order.  Call ipa_free_postorder_info to clean up.
5994         * ipa.c: Include ipa-utils.h.
5995         (ipa_profile): Update call to ipa_reverse_postorder.
5996         (cgraph_postorder): Moved to...
5997         * ipa-utils.c (ipa_reverse_postorder): ...here and renamed.
5998         (ipa_utils_print_order): Renamed to ipa_print_order.
5999         (ipa_utils_reduced_inorder): Renamed to ipa_reduced_postorder. Updated
6000         comments.
6001         (ipa_free_postorder_info): New function.
6002         * passes.c: Include ipa-utils.h.
6003         (do_per_function_toporder): Update call to ipa_reverse_postorder.
6004         (ipa_write_summaries): Likewise.
6005         * Makefile.in (passes.o): Add IPA_UTILS_H to dependencies.
6006         (cgraphunit.o): Likewise.
6007         (ipa.o): Likewise.
6008         (ipa-inline.o): Likewise.
6009
6010 2011-04-29  Jan Hubicka  <jh@suse.cz>
6011
6012         * gcc.dg/tree-ssa/inline-10.c: New testcase.
6013         * gcc.dg/tree-ssa/inline-9.c: Disable partial inlining.
6014         * ipa-inline.h (clause_t): Turn into unsigned int.
6015         * ipa-inline-analysis.c (add_clause): Do more simplification.
6016         (and_predicates): Shortcut more cases.
6017         (predicates_equal_p): Move forward; check that clauses are properly
6018         ordered.
6019         (or_predicates): Shortcut more cases.
6020         (edge_execution_predicate): Rewrite as...
6021         (set_cond_stmt_execution_predicate): ... this function; handle
6022         __builtin_constant_p.
6023         (set_switch_stmt_execution_predicate): New .
6024         (compute_bb_predicates): New.
6025         (will_be_nonconstant_predicate): Update TODO.
6026         (estimate_function_body_sizes): Use compute_bb_predicates
6027         and free them later, always try to estimate if stmt is constant.
6028         (estimate_time_after_inlining, estimate_size_after_inlining):
6029         Gracefully handle optimized out edges.
6030         (read_predicate): Fix off by one error.
6031
6032 2011-04-29  Nicola Pero  <nicola.pero@meta-innovation.com>
6033
6034         * Makefile.in (ENABLE_MAINTAINER_RULES): New.
6035
6036 2011-04-27  Xinliang David Li  <davidxl@google.com>
6037
6038         * tree-profile.c (init_ic_make_global_vars): Set
6039         tls attribute on ic vars.
6040         * coverage.c (coverage_end_function): Initialize
6041         function_list with zero.
6042
6043 2011-04-29  Richard Guenther  <rguenther@suse.de>
6044
6045         * builtins.c (fold_builtin_classify_type): Use integer_type_node
6046         for the type of the result.
6047         (fold_builtin_isascii): Likewise.
6048         (fold_builtin_toascii): Use integer_type_node where appropriate.
6049         (fold_builtin_logb): Likewise.
6050         (fold_builtin_frexp): Likewise.
6051         (fold_builtin_strstr): Likewise.
6052         (fold_builtin_strpbrk): Likewise.
6053         (fold_builtin_fputs): Likewise.
6054         (fold_builtin_sprintf): Likewise.
6055         (fold_builtin_snprintf): Likewise.
6056         (fold_builtin_printf): Likewise.
6057         (do_mpfr_remquo): Use a proper type for the assigned constant.
6058         (do_mpfr_lgamma_r): Likewise.
6059         * dwarf2out.c (resolve_one_addr): Use size_int.
6060         * except.c (init_eh): Likewise.
6061         (assign_filter_values): Use integer_type_node for filter values.
6062         (sjlj_emit_dispatch_table): Use integer_type_node for dispatch
6063         indices.
6064         * tree-cfg.c (move_stmt_eh_region_tree_nr): Use integer_type_node
6065         for EH region numbers.
6066         * tree-vrp.c (simplify_div_or_mod_using_ranges): Use integer_type_node
6067         for the shift amount.
6068
6069 2011-04-29  Richard Guenther  <rguenther@suse.de>
6070
6071         * expr.h (expand_shift): Rename to ...
6072         (expand_variable_shift): ... this.
6073         (expand_shift): Take a constant shift amount.
6074         * expmed.c (expand_shift): Rename to ...
6075         (expand_variable_shift): ... this.
6076         (expand_shift): New wrapper around expand_variable_shift.
6077         * expr.c (convert_move, emit_group_load_1, emit_group_store,
6078         optimize_bitfield_assignment_op, store_field, expand_expr_real_2,
6079         expand_expr_real_1, reduce_to_bit_field_precision): Adjust.
6080         * expmed.c (store_fixed_bit_field, extract_bit_field_1,
6081         extract_fixed_bit_field, extract_split_bit_field, expand_mult_const,
6082         expand_mult, expand_widening_mult, expand_mult_highpart_adjust,
6083         extract_high_half, expand_sdiv_pow2, expand_divmod, emit_cstore,
6084         emit_store_flag_1, emit_store_flag): Likewise.
6085         * builtins.c (expand_builtin_signbit): Likewise.
6086         * calls.c (load_register_parameters): Likewise.
6087         * function.c (assign_parm_setup_block): Likewise.
6088         * lower-subreg.c (resolve_shift_zext): Likewise.
6089         * optabs.c (widen_bswap, expand_abs_nojump,
6090         expand_one_cmpl_abs_nojump, expand_float): Likewise.
6091         * spu/spu.c (spu_expand_extv): Likewise.
6092         * sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
6093
6094 2011-04-29  Richard Guenther  <rguenther@suse.de>
6095
6096         * tree-inline.c (remap_eh_region_tree_nr): Use integer_type_node
6097         for the remapped region number.
6098         * predict.c (build_predict_expr): Use integer_type_node for the
6099         predict kind.
6100         * fold-const.c (fold_binary_loc): Use integer_type_node for
6101         the shift amount.  Use a proper type for the PLUS_EXPR operand.
6102
6103 2011-04-29  Michael Matz  <matz@suse.de>
6104
6105         * lto-streamer.c (lto_streamer_cache_insert_1): Accept to override
6106         other trees that just builtins.
6107         (lto_record_common_node): Don't leave NULL TYPE_CANONICAL.
6108
6109 2011-04-29  Richard Guenther  <rguenther@suse.de>
6110
6111         * tree-nested.c (get_trampoline_type): Use size_int.
6112         (get_nl_goto_field): Likewise.
6113         * tree-eh.c (lower_try_finally_switch): Use integer_type_node
6114         for all indexes.
6115         (lower_eh_constructs_2): Likewise.
6116         (lower_resx): Likewise.
6117         (lower_eh_dispatch): Likewise.
6118         * tree-mudflap.c (mf_build_string): Use size_int.
6119         (mudflap_register_call): Use integer_type_node for the flag.
6120         (mudflap_enqueue_constant): Use size_int.
6121         * tree-chrec.c (reset_evolution_in_loop): Copy CHREC_VAR
6122         instead of rebuilding it.
6123
6124 2011-04-29  Richard Guenther  <rguenther@suse.de>
6125
6126         * tree-ssa-structalias.c (get_fi_for_callee): Restructure.
6127         Handle OBJ_TYPE_REF.
6128         (find_func_aliases_for_call): Use it more consistently.
6129
6130 2011-04-29  Alexandre Oliva  <aoliva@redhat.com>
6131
6132         * haifa-sched.c (last_nondebug_scheduled_insn): New.
6133         (rank_for_schedule): Use it.
6134         (schedule_block): Set it.
6135
6136 2011-04-28  David Li  <davidxl@google.com>
6137
6138         * tree.c (crc32_string): Use crc32_byte.
6139         (crc32_byte): New function.
6140         * tree.h (crc32_byte): New function.
6141         * gcov.c (read_graph_file): Handle new cfg_cksum.
6142         (read_count_file): Ditto.
6143         * profile.c (instrument_values): Ditto.
6144         (get_exec_counts): Ditto.
6145         (read_profile_edge_counts): Ditto.
6146         (compute_branch_probabilities): Ditto.
6147         (compute_value_histograms): Ditto.
6148         (branch_prob): Ditto.
6149         (end_branch_prob): Ditto.
6150         * coverage.c (read_counts_file): Ditto.
6151         (get_coverage_counts): Ditto.
6152         (tree_coverage_counter_addr): Ditto.
6153         (coverage_checksum_string): Ditto.
6154         (coverage_begin_output): Ditto.
6155         (coverage_end_function): Ditto.
6156         (build_fn_info_type): Ditto.
6157         (build_fn_info_value): Ditto.
6158         * libgcov.c (gcov_exit): Ditto.
6159         * gcov-dump.c (tag_function): Ditto.
6160         (compute_checksum): Remove.
6161
6162 2011-04-29  Alan Modra  <amodra@gmail.com>
6163
6164         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
6165         unspec plus offset.  Tidy macho code.
6166
6167 2011-04-29  Martin Jambor  <mjambor@suse.cz>
6168
6169         * cgraphunit.c (cgraph_preserve_function_body_p): Accept a cgraph
6170         node instead of a decl.  Update all callers.
6171         * cgraph.h: Update declaration.
6172
6173 2011-04-28  Ira Rosen  <ira.rosen@linaro.org>
6174
6175         PR tree-optimization/48765
6176         * tree-vectorizer.h (vect_make_slp_decision): Return bool.
6177         * tree-vect-loop.c (vect_analyze_loop_operations): Add new argument
6178         to indicate if loop aware SLP is being used.  Scan the statements
6179         and update the vectorization factor according to the type of
6180         vectorization before statement analysis.
6181         (vect_analyze_loop_2): Get a return value from vect_make_slp_decision,
6182         pass it to vect_analyze_loop_operations.
6183         (vectorizable_reduction): Set number of copies to 1 in case of pure
6184         SLP statement.
6185         * tree-vect-stmts.c (vectorizable_conversion,
6186         vectorizable_assignment, vectorizable_shift,
6187         vectorizable_operation, vectorizable_type_demotion,
6188         vectorizable_type_promotion, vectorizable_store, vectorizable_load):
6189         Likewise.
6190         (vectorizable_condition): Move the check that it is not SLP
6191         vectorization before the number of copies check.
6192         * tree-vect-slp.c (vect_make_slp_decision): Return TRUE if decided
6193         to vectorize the loop using SLP.
6194
6195 2011-04-28  Jakub Jelinek  <jakub@redhat.com>
6196
6197         PR middle-end/48597
6198         * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
6199         inline asm.
6200
6201 2011-04-28  Joseph Myers  <joseph@codesourcery.com>
6202
6203         * config.gcc (*-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* |
6204         *-*-kopensolaris*-gnu): Don't define SINGLE_LIBC.
6205         (i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
6206         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
6207         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Don't use
6208         linux*.h headers.
6209         * config/gnu-user.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Define.
6210         * config/i386/gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
6211         * config/i386/kfreebsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
6212         * config/i386/knetbsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
6213         * config/i386/kopensolaris-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
6214         * config/i386/linux-unwind.h (x86_fallback_frame_state): Don't use
6215         REG_NAME.
6216         * config/i386/linux.h (REG_NAME): Don't define.
6217         * config/i386/linux64.h (REG_NAME): Don't define.
6218         * config/linux.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS):
6219         Undefine before defining.
6220
6221 2011-04-28  Jan Hubicka  <jh@suse.cz>
6222
6223         * ipa-inline-analysis.c (will_be_nonconstant_predicate): Take
6224         nonconstant_names array.
6225         (estimate_function_body_sizes): Build nonconstant_names array; handle
6226         BUILT_IN_CONSTANT_P.
6227
6228 2011-04-28  Richard Guenther  <rguenther@suse.de>
6229
6230         PR bootstrap/48804
6231         Revert
6232         2011-04-28  Richard Guenther  <rguenther@suse.de>
6233
6234         * tree-ssa-structalias.c (solve_constraints): Build succ graph
6235         as late as possible.
6236
6237 2011-04-28  Richard Guenther  <rguenther@suse.de>
6238
6239         * tree-ssa-structalias.c (dump_constraint): Don't end the line.
6240         (debug_constraint): Do it here.
6241         (dump_constraints): And here.
6242         (rewrite_constraints): And here.
6243         (dump_constraint_edge): Remove.
6244         (dump_constraint_graph): Rewrite to produce DOT output.
6245         (solve_constraints): Build succ graph as late as possible.
6246         Dump constraint graphs before and after solving.
6247
6248 2011-04-28  Richard Guenther  <rguenther@suse.de>
6249
6250         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
6251         New function split out from ...
6252         (find_func_aliases): ... here.  Call it.
6253         (find_func_aliases_for_call): Likewise.
6254
6255 2011-04-27  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6256
6257         * internal-fn.h (internal_fn_name_array): Declare.
6258         (internal_fn_flags_array): Likewise.
6259
6260 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
6261
6262         * config/i386/i386.md (ssemodesuffix):  Merge with ssevecsize,
6263         ssemodefsuffix, ssescalarmodesuffix and avxmodesuffixp.
6264         Move from sse.md.
6265         (ssemodefsuffix): Remove.
6266         (ssevecmodesuffix): New mode attribute.
6267         (fix_trunc<mode>di_sse, fix_trunc<mode>si_sse,
6268         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6269         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6270         *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6271         *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit, setcc_<mode>_sse,
6272         *sqrt<mode>2_sse, sse4_1_round<mode>2, <smaxmin:code><mode>3,
6273         *ieee_smin<mode>3, *ieee_smax<mode>3): Adjust assembler templates for
6274         ssemodesuffix mode attribute.
6275         (float splitters): Use ssevecmodesuffix mode attribute.
6276         * config/i386/sse.md (ssescalarmode): Merge with avxscalarmode.
6277         (sseinsmode): Rename from avxvecmode.
6278         (avxsizesuffix): Rename from avxmodesuffix.
6279         (sseintvecmode): Rename from avxpermvecmode.
6280         (ssedoublevecmode): Rename from ssedoublesizemode.
6281         (ssehalfvecmode): Rename from avxhalfvecmode.
6282         (ssescalarmode): Rename from avxscalarmode.
6283         (<sse>_comi, <sse>_ucomi, sse4a_movnt<mode>): Adjust assembler
6284         templates for ssemodesuffix mode attribute.
6285         (*andnot<mode>3, *<any_logic:code><mode>3): Use ssevecmodesuffix
6286         mode attribute.
6287
6288         Adjust RTX patterns globally for renamed mode attributes.
6289
6290 2011-04-27  Jan Hubcika  <jh@suse.cz>
6291
6292         * ipa-inline.h (struct inline_edge_summary): Add predicate pointer.
6293         * ipa-inline-analysis.c: Include alloc-pool.h.
6294         (edge_predicate_pool): New.
6295         (trye_predicate_p): New function
6296         (false_predicate_p): New function.
6297         (add_clause): Sanity check that false clauses are "optimized";
6298         never add clauses to predicate that is already known to be false.
6299         (and_predicate): Use flase_predicate_p.
6300         (evaulate_predicate): Rename to ...
6301         (evaluate_predicate): ... this one; update all callers; assert
6302         that false is not listed among possible truths.
6303         (dump_predicate): Use true_predicate_p.
6304         (account_size_time): Use false_predicate_p.
6305         (evaulate_conditions_for_edge): Rename to ...
6306         (evaluate_conditions_for_edge) ... this one.
6307         (edge_set_predicate): New function.
6308         (inline_edge_duplication_hook): Duplicate edge predicates.
6309         (inline_edge_removal_hook): Free edge predicates.
6310         (dump_inline_edge_summary): Add INFO parameter; dump edge predicates.
6311         (dump_inline_summary): Update.
6312         (estimate_function_body_sizes): Set edge predicates.
6313         (estimate_calls_size_and_time): Handle predicates.
6314         (estimate_callee_size_and_time): Update.
6315         (remap_predicate): Add toplev_predicate; update comment.
6316         (remap_edge_predicates): New function.
6317         (inline_merge_summary): Compute toplev predicate; update.
6318         (read_predicate): New function.
6319         (read_inline_edge_summary): Use it.
6320         (inline_read_section): Likewise.
6321         (write_predicate): New function.
6322         (write_inline_edge_summary): Use it.
6323         (inline_write_summary): Likewise.
6324         (inline_free_summary): Free alloc pool and edge summary vec.
6325
6326 2011-04-27  Richard Guenther  <rguenther@suse.de>
6327
6328         * tree-ssa-structalias.c (changed_count): Remove.
6329         (changed): Use a bitmap.
6330         (unify_nodes): Adjust.
6331         (do_sd_constraint): Likewise.
6332         (do_ds_constraint): Likewise.
6333         (do_complex_constraint): Likewise.
6334         (solve_graph): Likewise.
6335
6336 2011-04-27  Jan Hubicka  <jh@suse.cz>
6337
6338         * cgraphunit.c (cgraph_process_new_functions): Fix ordering issue.
6339
6340 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
6341
6342         * config/i386/predicates.md (avx_vpermilp_*_operand): Remove.
6343         (avx_vperm2f128_*_operand): Ditto.
6344         * config/i386/sse.md (*avx_vpermilp<mode>): Remove operand2 predicate.
6345         Use avx_vpermilp_parallel in insn condition.
6346         (*avx_vperm2f128<mode>_nozero): Remove operand3 predicate.
6347         Use avx_vperm2f128_parallel in insn condition.
6348
6349 2011-04-27  Richard Guenther  <rguenther@suse.de>
6350
6351         * Makefile.in (tree-ssa-structalias.o): Remove
6352         gt-tree-ssa-structalias.h dependency.
6353         (GTFILES): Remove tree-ssa-structalias.c.
6354         * tree.c (allocate_decl_uid): New function.
6355         (make_node_stat): Use it.
6356         (copy_node_stat): Likewise.
6357         * tree.h (allocate_decl_uid): Declare.
6358         * tree-ssa-alias.h (delete_alias_heapvars): Remove.
6359         * tree-ssa.c (delete_tree_ssa): Do not call delete_alias_heapvars.
6360         * tree-flow.h (struct var_ann_d): Remove is_heapvar flag.
6361         * tree-ssa-live.c (remove_unused_locals): Do not check is_heapvar flag.
6362         * tree-ssa-structalias.c (heapvar_for_stmt): Remove.
6363         (struct heapvar_map): Likewise.
6364         (heapvar_map_eq, heapvar_map_hash, heapvar_lookup,
6365         heapvar_insert): Likewise.
6366         (make_heapvar_for): Rename to ...
6367         (make_heapvar): ... this.  Simplify.
6368         (fake_var_decl_obstack): New global var.
6369         (build_fake_var_decl): New function.
6370         (make_constraint_from_heapvar): Adjust.
6371         (handle_lhs_call): Likewise.
6372         (create_function_info_for): Likewise.
6373         (intra_create_variable_infos): Likewise.
6374         (init_alias_vars): Allocate fake_var_decl_obstack.
6375         (init_alias_heapvars, delete_alias_heapvars): Remove.
6376         (compute_points_to_sets): Do not call init_alias_heapvars.
6377         (ipa_pta_execute): Likewise.
6378         (delete_points_to_sets): Free fake_var_decl_obstack.
6379
6380 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
6381
6382         * config/spu/divmovti4.c (union qword_UTItype): New data type.
6383         (si_from_UTItype, si_to_UTItype): New functions.
6384         (__udivmodti4): Use them to implement type-punning.
6385         * config/spu/multi3.c (union qword_TItype): New data type.
6386         (si_from_TItype, si_to_TItype): New functions.
6387         (__multi3): Use them to implement type-punning.
6388
6389 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
6390
6391         * config/spu/spu.c (spu_expand_epilogue): Do not emit barrier.
6392
6393 2011-04-27  Jan Hubicka  <jh@suse.cz>
6394
6395         * ipa-prop.c (function_insertion_hook_holder): New holder.
6396         (ipa_add_new_function): New function.
6397         (ipa_register_cgraph_hooks, ipa_unregister_cgraph_hooks):
6398         Register/deregister holder.
6399
6400 2011-04-27  Richard Guenther  <rguenther@suse.de>
6401
6402         PR tree-optimization/48772
6403         * tree-ssa-pre.c (eliminate): Update call stmts after elimination only.
6404
6405 2011-04-27  Richard Guenther  <rguenther@suse.de>
6406
6407         * tree-ssa-alias.c (indirect_refs_may_alias_p): Fix
6408         TARGET_MEM_REF handling.
6409
6410 2011-04-27  Nick Clifton  <nickc@redhat.com>
6411
6412         * config/frv/frv.h (enum reg_class): Delete EVEN_ACC_REGS,
6413         ACC_REGS, FEVEN_REGS, FPR_REGS, EVEN_REGS.
6414         (REG_CLASS_NAMES): Likewise.
6415         (REG_CLASS_CONTENTS): Likewise.
6416         (EVEN_ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
6417         (ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
6418         (FEVEN_REGS): New macro.  Alias for QUAD_ACC_REGS.
6419         (FPR_REGS): New macro.  Alias for QUAD_ACC_REGS.
6420         (EVEN_REGS): New macro.  Alias for QUAD_REGS.
6421         * config/frv/frv.c (frv_secondary_reload_class): Remove use of
6422         duplicate register classes.
6423         (frv_class_likely_spilled_p): Likewise.
6424         (frv_register_move_cost): Likewise.
6425
6426         * config/mcore/mcore.h (REGNO_REG_CLASS): Do not index beyond the
6427         end of the regno_reg_class array.
6428
6429 2011-04-27  Jakub Jelinek  <jakub@redhat.com>
6430
6431         PR c/48742
6432         * c-typeck.c (build_binary_op): Don't wrap arguments if
6433         int_operands is true.
6434
6435 2011-04-26  Kaz Kojima  <kkojima@gcc.gnu.org>
6436
6437         PR target/48767
6438         * config/sh/sh.c (sh_gimplify_va_arg_expr): Don't call
6439         targetm.calls.must_pass_in_stack for void type.
6440
6441 2011-04-26  Jan Hubicka  <jh@suse.cz>
6442
6443         * cgraphbuild.c (build_cgraph_edges): Update call
6444         of cgraph_create_edge and cgraph_create_indirect_edge.
6445         * cgraph.c (cgraph_create_edge_including_clones,
6446         cgraph_create_edge_1, cgraph_allocate_init_indirect_info,
6447         cgraph_update_edges_for_call_stmt_node): Do not take nest
6448         argument; do not initialize call_stmt_size/time.
6449         (dump_cgraph_node): Do not dump nest.
6450         (cgraph_clone_edge): Do not take loop_nest argument;
6451         do not propagate it; do not clone call_stmt_size/time.
6452         (cgraph_clone_node): Likewise.
6453         (cgraph_create_virtual_clone): Update.
6454         * cgraph.h (struct cgraph_edge): Remove
6455         call_stmt_size/call_stmt_time/loop_nest.
6456         (cgraph_create_edge, cgraph_create_indirect_edge,
6457         cgraph_create_edge_including_clones, cgraph_clone_node): Update
6458         prototype.
6459         * tree-emutls.c (gen_emutls_addr): Update.
6460         * ipa-inline-transform.c (update_noncloned_frequencies): Do not handle
6461         loop_nest; handle indirect calls, too.
6462         (clone_inlined_nodes): Do not care about updating inline summaries.
6463         * cgraphunit.c (cgraph_copy_node_for_versioning): Update.
6464         * lto-cgraph.c (lto_output_edge, input_node, input_edge): Do not
6465         stream call_stmt_size/call_stmt_time/loop_nest.
6466         * ipa-inline.c (edge_badness): Update.
6467         (ipa_inline): dump summaries after inlining.
6468         * ipa-inline.h (struct inline_edge_summary, inline_edge_summary_t):
6469         New.
6470         (inline_edge_summary): New function.
6471         * ipa-inline-analysis.c (edge_duplication_hook_holder): New holder.
6472         (inline_edge_removal_hook): Handle edge summaries.
6473         (inline_edge_duplication_hook): New hook.
6474         (inline_summary_alloc): Alloc hooks.
6475         (initialize_growth_caches): Do not register removal hooks.
6476         (free_growth_caches); Do not free removal hook.
6477         (dump_inline_edge_summary): New function.
6478         (dump_inline_summary): Use it.
6479         (estimate_function_body_sizes, estimate_edge_size_and_time): Update.
6480         (inline_update_callee_summaries): New function.
6481         (inline_merge_summary): Use it.
6482         (do_estimate_edge_time, do_estimate_edge_growth): Update.
6483         (read_inline_edge_summary): New function.
6484         (inline_read_section): Use it.
6485         (write_inline_edge_summary): New function.
6486         (inline_write_summary): Use it.
6487         (inline_free_summary): Free edge new holders.
6488         * tree-inline.c (copy_bb): Update.
6489
6490 2011-04-26  Jason Merrill  <jason@redhat.com>
6491
6492         * tree-eh.c (lower_try_finally_switch): Create the label along with
6493         the CASE_LABEL_EXPR.
6494
6495 2011-04-26  David S. Miller  <davem@davemloft.net>
6496             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6497
6498         * configure.ac (gcc_cv_as_sparc_gotdata_op): Specify alignment.
6499         * configure: Regenerate.
6500
6501 2011-04-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
6502
6503         PR target/48258
6504         * config/rs6000/vector.md (UNSPEC_REDUC): New unspec for vector
6505         reduction.
6506         (VEC_reduc): New code iterator and splitters for vector reduction.
6507         (VEC_reduc_name): Ditto.
6508         (VEC_reduc_rtx): Ditto.
6509         (reduc_<VEC_reduc_name>_v2df): Vector reduction expanders for VSX.
6510         (reduc_<VEC_reduc_name>_v4sf): Ditto.
6511
6512         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
6513         support for extracting SF on VSX.
6514
6515         * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): New insn for
6516         generating xscvspdp.
6517         (vsx_extract_v4sf): New insn to extract SF from V4SF vector.
6518         (vsx_reduc_<VEC_reduc_name>_v2df): New insns and splitters for
6519         double add, minimum, maximum vector reduction.
6520         (vsx_reduc_<VEC_reduc_name>_v4sf): Ditto.
6521         (vsx_reduc_<VEC_reduc_name>_v2df2_scalar): New combiner insn to
6522         optimize double vector reduction.
6523         (vsx_reduc_<VEC_reduc_name>_v4sf_scalar): Ditto.
6524
6525 2011-04-26  Joseph Myers  <joseph@codesourcery.com>
6526
6527         * config/fr30/fr30.h (inhibit_libc): Don't define.
6528         * config/m32r/m32r-protos.h: Correct comment.
6529         * config/v850/v850.h (GHS_default_section_names,
6530         GHS_current_section_names): Use tree, not union tree_node *.
6531
6532 2011-04-26  Xinliang David Li  <davidxl@google.com>
6533
6534         * tree-ssa-uninit.c (warn_uninitialized_phi): Pass warning code.
6535         * c-family/c-opts.c (c_common_handle_option): Set
6536         warn_maybe_uninitialized.
6537         * opts.c (common_handle_option): Ditto.
6538         * common.opt:  New option.
6539         * tree-ssa.c (warn_uninit): Add one more parameter.
6540         (warn_uninitialized_var): Pass warning code.
6541         * tree-flow.h: Interface change.
6542
6543 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6544
6545         * config/mips/iris6.h (LOCAL_LABEL_PREFIX): Don't test TARGET_NEWABI.
6546         (WINT_TYPE_SIZE): Use INT_TYPE_SIZE.
6547         (TARGET_OS_CPP_BUILTINS): Remove TARGET_IRIX6 guards.
6548
6549 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6550
6551         * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Remove.
6552         * config/mips/mips.opt (mmips-tfile): Remove.
6553
6554         * doc/install.texi (Specific, mips-*-*): Move mips-tfile,
6555         mips-tdump reference to ...
6556         (Specific, alpha*-dec-osf5.1): ... here.  Adapt for Tru64 UNIX.
6557         * doc/trouble.texi (Cross-Compiler Problems): Replace MIPS
6558         reference by Tru64 UNIX.
6559
6560 2011-04-26  Jakub Jelinek  <jakub@redhat.com>
6561
6562         PR debug/48768
6563         * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
6564         is error_mark_node, set value to NULL.
6565
6566         PR tree-optimization/48734
6567         * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
6568         if return value from maybe_fold_*_comparsions isn't something
6569         the code is prepared to handle.
6570
6571 2011-04-26  Uros Bizjak  <ubizjak@gmail.com>
6572
6573         * config/i386/predicates.md (ext_QIreg_operand): Remove extra
6574         mode check.
6575         (ext_QIreg_nomode_operands): Remove.
6576         * config/i386/i386.md (*anddi_1): Use ext_QIreg_operand.
6577         (*andsi_1): Ditto.
6578         (*andhi_1): Ditto.
6579
6580 2011-04-26  Andrew Stubbs  <ams@codesourcery.com>
6581
6582         * config/arm/arm.c (arm_gen_constant): Remove can_negate_initial.
6583
6584 2011-04-26  Richard Guenther  <rguenther@suse.de>
6585
6586         * c-typeck.c (build_unary_op): Do not expand array-refs via
6587         pointer arithmetic.  Only adjust qualifiers for function types.
6588
6589 2011-04-26  Richard Guenther  <rguenther@suse.de>
6590
6591         PR middle-end/48694
6592         * tree.h (OEP_CONSTANT_ADDRESS_OF): New operand_equal_flag.
6593         * fold-const.c (operand_equal_p): For TREE_CONSTANT ADDR_EXPRs
6594         compare the operands with OEP_CONSTANT_ADDRESS_OF.  Treat trees
6595         with TREE_SIDE_EFFECTS equal when OEP_CONSTANT_ADDRESS_OF is set.
6596
6597 2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>
6598
6599         * doc/extend.texi: Document __underlying_type.
6600
6601 2011-04-25  Segher Boessenkool  <segher@kernel.crashing.org>
6602
6603         * config/rs6000/titan.md (automata_option "progress"): Remove.
6604
6605 2011-04-25  Jeff Law  <law@redhat.com>
6606
6607         * tree-vrp.c (identify_jump_threads): Handle GIMPLE_SWITCH too.
6608
6609 2011-04-25  Jan Kratochvil  <jan.kratochvil@redhat.com>
6610
6611         * system.h (ENUM_BITFIELD): Remove.
6612
6613 2011-04-25  Maxim Kuvyrkov  <maxim@codesourcery.com>
6614             Eric Botcazou  <ebotcazou@adacore.com>
6615
6616         * combine.c (combine_simplify_rtx): Avoid mis-simplifying conditionals
6617         for STORE_FLAG_VALUE==-1 case.
6618
6619 2011-04-24  Richard Sandiford  <richard.sandiford@linaro.org>
6620
6621         PR target/43804
6622         * config/m68k/constraints.md (T): Allow PIC operands that satisfy
6623         LEGITIMATE_PIC_OPERAND_P.
6624
6625 2011-04-24  Jan Hubicka  <jh@suse.cz>
6626
6627         * ipa-prop.c (ipa_propagate_indirect_call_infos): Remove obsolette
6628         WPA hack.
6629         * ipa-prop.h (ipa_get_param, ipa_is_param_used,
6630         ipa_param_cannot_devirtualize_p, ipa_param_types_vec_empty,
6631         ipa_get_ith_jump_func, ipa_get_lattice): Fortify array bounds.
6632         * ipa-inline-analysis.c (add_clause): Fix clause ordering.
6633         (and_predicates, or_predicates, predicates_equal_p, evaulate_predicate):
6634         Sanity check predicate length.
6635         (remap_predicate): Likewise; sanity check jump functions.
6636         (inline_read_section, inline_write_summary): Sanity check
6637         predicate length.
6638
6639 2011-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
6640
6641         PR other/48748
6642         * doc/extend.texi (Type Traits): Document __is_standard_layout,
6643         __is_literal_type, and __is_trivial; update throughout about
6644         possibly cv-qualified void types.
6645
6646 2011-04-24  Gerald Pfeifer  <gerald@pfeifer.com>
6647
6648         * doc/sourcebuild.texi (Ada Tests): Adjust reference to ACATS
6649         testsuite and make it version agnostic.
6650
6651 2011-04-22  Jan Hubicka  <jh@suse.cz>
6652
6653         * ipa-inline-analysis.c (inline_write_summary): Fix thinko.
6654
6655 2011-04-23  Jakub Jelinek  <jakub@redhat.com>
6656
6657         PR c/48685
6658         * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
6659         to VOID_TYPE even around MODIFY_EXPR.
6660
6661 2011-04-22  Mike Stump  <mikestump@comcast.net>
6662
6663         * gensupport.c (read_md_rtx): Fix typo in comment.
6664         * config/cris/cris.opt (moverride-best-lib-options): Fix typo in
6665         comment.
6666
6667 2011-04-22  Jan Hubicka  <jh@suse.cz>
6668
6669         * gengtype.c (open_base_files): Add ipa-inline.h include.
6670         * ipa-cp.c (ipcp_get_lattice, ipcp_lattice_from_jfunc): Move to
6671         ipa-prop.c; update all uses.
6672         * ipa-prop.c: (ipa_get_lattice, ipa_lattice_from_jfunc): ... here.
6673         * ipa-inline-transform.c (inline_call): Use inline_merge_summary to
6674         merge summary of inlined function into former caller.
6675         * ipa-inline.c (max_benefit): Remove.
6676         (edge_badness): Compensate for removal of benefits.
6677         (update_caller_keys): Use
6678         reset_node_growth_cache/reset_edge_growth_cache.
6679         (update_callee_keys): Likewise.
6680         (update_all_callee_keys): Likewise.
6681         (inline_small_functions): Do not collect max_benefit; do not reset
6682         estimated_growth; call free_growth_caches and initialize_growth_caches.
6683         * ipa-inline.h (struct condition, type clause_t, struct predicate,
6684         struct size_time_entry): New structures.
6685         (INLINE_SIZE_SCALE, INLINE_TIME_SCALE, MAX_CLAUSES): New constants.
6686         (inline_summary): Remove size_inlining_benefit, time_inlining_benefit
6687         and estimated_growth.
6688         (edge_growth_cache_entry): New structure.
6689         (node_growth_cache, edge_growth_cache): New global vars.
6690         (estimate_growth): Turn into inline.
6691         (inline_merge_summary, do_estimate_edge_growth, do_estimate_edge_time,
6692         initialize_growth_caches, free_growth_caches): Declare.
6693         (estimate_edge_growth): Rewrite.
6694         (estimate_edge_time): Implement as inline cache lookup.
6695         (reset_node_growth_cache, reset_edge_growth_cache): New inline
6696         functions.
6697         (MAX_TIME): Reduce to allow multiplicatoin by INLINE_SIZE_SCALE.
6698         (NUM_CONDITIONS): New constant.
6699         (predicate_conditions): New enum.
6700         (IS_NOT_CONSTANT): New constant.
6701         (edge_removal_hook_holder): New var.
6702         (node_growth_cache, edge_growth_cache): New global vars.
6703         (true_predicate, single_cond_predicate, false_predicate,
6704         not_inlined_predicate, add_condition, add_clause, and_predicates,
6705         or_predicates, predicates_equal_p, evaulate_predicate, dump_condition,
6706         dump_clause, dump_predicate, account_size_time,
6707         evaulate_conditions_for_edge): New functions.
6708         (inline_summary_alloc): Move to heap.
6709         (inline_node_removal_hook): Clear condition and entry vectors.
6710         (inline_edge_removal_hook): New function.
6711         (initialize_growth_caches, free_growth_caches): New function.
6712         (dump_inline_summary): Update.
6713         (edge_execution_predicate): New function.
6714         (will_be_nonconstant_predicate): New function.
6715         (estimate_function_body_sizes): Compute BB and constantness predicates.
6716         (compute_inline_parameters): Do not clear estimated_growth.
6717         (estimate_edge_size_and_time): New function.
6718         (estimate_calls_size_and_time): New function.
6719         (estimate_callee_size_and_time): New function.
6720         (remap_predicate): New function.
6721         (inline_merge_summary): New function.
6722         (do_estimate_edge_time): New function based on...
6723         (estimate_edge_time): ... this one.
6724         (do_estimate_edge_growth): New function.
6725         (do_estimate_growth): New function based on....
6726         (estimate_growth): ... this one.
6727         (inline_analyze_function): Analyze after deciding on jump functions.
6728         (inline_read_section): New function.
6729         (inline_read_summary): Use it.
6730         (inline_write_summary): Write all the new data.
6731         * ipa-prop.c (ipa_get_param_decl_index): Export.
6732         (ipa_lattice_from_jfunc): Move here from ipa-cp.c
6733         * ipa-prop.h (ipa_get_param_decl_index, ipa_lattice_from_jfunc):
6734         Declare.
6735         (ipa_get_lattice): Move here from ipa-cp.c
6736         * Makefile.in (GTFILES): Add ipa-inline.h and ipa-inline-analysis.c
6737         * params.def (PARAM_EARLY_INLINING_INSNS): Set to 11.
6738         * cgraph.h (cgraph_clone_inlined_nodes, compute_inline_parameters,
6739         cgraph_edge_inlinable_p): Remove.
6740         * cgraphunit.c: Include ipainline.h
6741         (cgraph_process_new_functions): Update call of
6742         compute_inline_parameters.
6743
6744 2011-04-22  Richard Guenther  <rguenther@suse.de>
6745
6746         * tree.c (build_int_cst): Properly create canonicalized integer
6747         constants.
6748         (build_int_cst_type): Remove scary comments.
6749
6750 2011-04-22  Xinliang David Li  <davidxl@google.com>
6751
6752         * toplev.c (process_options): Enable -Werror=coverage-mismatch
6753         by default when -Wno-error is not specified.
6754         * opts-global.c (decode_options): Remove call to
6755         control_warning_options.
6756
6757 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
6758
6759         PR tree-optimization/48717
6760         * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
6761         ~A + A optimizations use build_int_cst_type instead of build_int_cst.
6762
6763 2011-04-22  Joseph Myers  <joseph@codesourcery.com>
6764
6765         * config/bfin/bfin-protos.h (Mmode): Don't define.  Expand
6766         definition where used.
6767
6768 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
6769
6770         PR c/48716
6771         * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
6772         TREE_STATIC variables declared inside of some OpenMP construct.
6773
6774 2011-04-22  Martin Jambor  <mjambor@suse.cz>
6775
6776         PR middle-end/48585
6777         * tree-inline.c (copy_bb): Create new edges only for analyzed nodes.
6778
6779 2011-04-22  Alexander Monakov  <amonakov@ispras.ru>
6780
6781         PR c/36750
6782         * c-typeck.c (pop_init_level): Do not warn about initializing
6783         with ` = {0}'.
6784
6785 2011-04-22  Alan Modra  <amodra@gmail.com>
6786
6787         * config/rs6000/rs6000.c (rs6000_function_arg): Remove CALL_LIBCALL
6788         when returning call_cookie.
6789         (rs6000_function_ok_for_sibcall): Allow sibcalls via function
6790         pointers, to functions with no more vector args than the current
6791         function, and some non-local calls for ABI_V4.
6792         * config/rs6000/rs6000.md (sibcall_nonlocal_aix32,
6793         sibcall_nonlocal_aix64): Combine to ..
6794         (sibcall_nonlocal_aix<mode>): ..this.  Handle function pointer calls.
6795         (sibcall_value_nonlocal_aix32, sibcall_value_nonlocal_aix64): Combine..
6796         (sibcall_value_nonlocal_aix<mode>): ..likewise.
6797         (*sibcall_nonlocal_sysv<mode>): Handle function pointer calls.
6798         (sibcall_value_nonlocal_sysv<mode>): Likewise.  Correct call cookie
6799         operand.
6800         * config/rs6000/darwin.md (sibcall_nonlocal_darwin64,
6801         sibcall_value_nonlocal_darwin64, sibcall_symbolic_64,
6802         sibcall_value_symbolic_64): Delete.
6803
6804 2011-04-21  Xinliang David Li  <davidxl@google.com>
6805
6806         * cgraph.h: Remove pid.
6807         * cgraph.c: Remove pid.
6808         * value-prof.c (init_node_map): New function.
6809         (del_node_map): New function.
6810         (find_func_by_funcdef_no): New function.
6811         (gimple_ic_transform): Call new function.
6812         * cgraphunit.c (cgraph_finalize_function): Remove pid.
6813         * function.c (get_last_funcdef_no): New function.
6814         * function.h (get_last_funcdef_no): New function.
6815         * tree-profile.c (gimple_gen_ic_func_profiler): Pass funcdef_no
6816         to libgcov function.
6817         (tree-profiling): Call node map init and delete function.
6818
6819 2011-04-21  Ian Lance Taylor  <iant@google.com>
6820
6821         * godump.c (go_format_type): Use exported Go name for anonymous
6822         field name.
6823
6824 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
6825
6826         * config/frv/frv.c (frv_init_builtins): Delete `endlink' variable.
6827         Call builtin_function_type_list instead of builtin_function_type.
6828         (UNARY, BINARY, TRINARY, QUAD): Likewise.
6829
6830 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
6831
6832         * config/arm/arm.c (arm_init_iwmmxt_builtins): Call
6833         build_function_type_list instead of build_function_type.
6834         Delete variable `endlink'.
6835
6836 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
6837
6838         * config/s390/s390.c (s390_init_builtins): Call
6839         build_function_type_list instead of build_function_type.
6840
6841 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
6842
6843         * config/ia64/ia64.c (ia64_init_builtins): Call
6844         build_function_type_list instead of builtin_function_type.
6845
6846 2011-04-21  Easwaran Raman  <eraman@google.com>
6847
6848         * cfgexpand.c (stack_var): Remove OFFSET...
6849         (add_stack_var): ...and its reference here...
6850         (expand_stack_vars): ...and here.
6851         (stack_var_cmp): Sort by descending order of size.
6852         (partition_stack_vars): Change heuristic.
6853         (union_stack_vars): Fix to reflect changes in partition_stack_vars.
6854         (dump_stack_var_partition): Add newline after each partition.
6855
6856 2011-04-21  Dimitrios Apostolou  <jimis@gmx.net>
6857             Jeff Law  <law@redhat.com>
6858
6859         * gengtype-state.c (read_a_state_token): Fix argument to obstack_free.
6860         * gengtype.c (matching_file_name_substitute): Likewise.
6861
6862 2011-04-21  Richard Guenther  <rguenther@suse.de>
6863
6864         PR lto/48703
6865         * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of DECL_NAME.
6866
6867 2011-04-21  Eric Botcazou  <ebotcazou@adacore.com>
6868
6869         * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
6870
6871 2011-04-21  Richard Guenther  <rguenther@suse.de>
6872
6873         * Makefile.in (site.exp): Do not use tmp0 but site.tmp as temporary
6874         file name.
6875
6876 2011-04-21  Richard Guenther  <rguenther@suse.de>
6877
6878         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
6879         MEM_REF and TARGET_MEM_REF, do not care about INDIRECT_REFs.
6880         Use DECL_P, not SSA_VAR_P.
6881         (ptr_derefs_may_alias_p): Likewise.
6882         (ptr_deref_may_alias_ref_p_1): Likewise.
6883         (decl_refs_may_alias_p): Likewise.
6884         (refs_may_alias_p_1): Likewise.
6885         (ref_maybe_used_by_call_p_1): Likewise.
6886         (call_may_clobber_ref_p_1): Likewise.
6887         (indirect_ref_may_alias_decl_p): Assume indirect refrences
6888         are either MEM_REF or TARGET_MEM_REF.
6889         (indirect_refs_may_alias_p): Likewise.
6890         * calls.c (emit_call_1): Build a MEM_REF instead of an INDIRECT_REF
6891         for MEM_EXPR of indirect calls.
6892
6893 2011-04-21  Tristan Gingold  <gingold@adacore.com>
6894
6895         * vmsdbgout.c (write_srccorr): Compute file length from the string.
6896         (dst_file_info_struct): Remove flen field.
6897         (lookup_filename): Remove code that set flen field.
6898
6899 2011-04-21  Tristan Gingold  <gingold@adacore.com>
6900
6901         * config/ia64/ia64.c (ia64_start_function): Add a guard.
6902
6903 2011-04-21  Uros Bizjak  <ubizjak@gmail.com>
6904
6905         PR target/48708
6906         * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
6907         vec_extract and vec_concat for non-SSE4_1 targets.
6908
6909 2011-04-21  Richard Guenther  <rguenther@suse.de>
6910
6911         * tree-ssa-alias.c (ref_maybe_used_by_stmt_p): Handle
6912         return statements.
6913
6914 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
6915
6916         * config/i386/cygming.h (union tree_node, TREE): Don't define or
6917         undefine.
6918         (FILE): Don't undefine.
6919
6920 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
6921
6922         * config/alpha/alpha.c (struct machine_function): Use rtx, not
6923         struct rtx_def *.
6924         * config/bfin/bfin.h (bfin_cc_rtx, bfin_rets_rtx): Use rtx, not
6925         struct rtx_def *.
6926         * config/cris/cris-protos.h (STDIO_INCLUDED): Don't define.
6927         * config/h8300/h8300.h (struct cum_arg): Use rtx, not struct rtx_def *.
6928         * config/iq2000/iq2000.h (struct iq2000_args): Use rtx, not struct
6929         rtx_def *.
6930         * config/m32c/m32c-protos.h (MM, UINT): Don't define.  Expand
6931         definitions where used.
6932         * config/microblaze/microblaze.h (struct microblaze_args): Use
6933         rtx, not struct rtx_def *.
6934         * config/pa/pa-protos.h (return_addr_rtx): Use rtx, not struct
6935         rtx_def *.
6936         * config/pa/pa.h (hppa_pic_save_rtx): Use rtx, not struct rtx_def *.
6937         * config/pdp11/pdp11.h (cc0_reg_rtx): Use rtx, not struct rtx_def *.
6938         * config/sh/sh-protos.h (sfunc_uses_reg, get_fpscr_rtx): Use rtx,
6939         not struct rtx_def *.
6940         * config/sh/sh.h (sh_compare_op0, sh_compare_op1): Use rtx, not
6941         struct rtx_def *.
6942         * config/spu/spu-protos.h (spu_float_const): Use rtx, not struct
6943         rtx_def *.
6944         * config/spu/spu.c (spu_float_const): Use rtx, not struct rtx_def *.
6945
6946 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
6947
6948         * tree-vect-data-refs.c (vect_drs_dependent_in_basic_block): Use
6949         operand_equal_p to compare DR_BASE_ADDRESSes.
6950         (vect_check_interleaving): Likewise.
6951
6952 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
6953
6954         PR target/46329
6955         * config/arm/arm.c (arm_legitimate_constant_p_1): Return false
6956         for all Neon struct constants.
6957
6958 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
6959
6960         * target.def (legitimate_constant_p): New hook.
6961         * doc/tm.texi.in (LEGITIMATE_CONSTANT_P): Replace with...
6962         (TARGET_LEGITIMATE_CONSTANT_P): ...this.
6963         * doc/tm.texi: Regenerate.
6964         * hooks.h (hook_bool_mode_rtx_true): Declare.
6965         * hooks.c (hook_bool_mode_rtx_true): Define.
6966         * system.h (LEGITIMATE_CONSTANT_P): Poison.
6967         * calls.c (precompute_register_parameters): Replace uses of
6968         LEGITIMATE_CONSTANT_P with targetm.legitimate_constant_p.
6969         (emit_library_call_value_1): Likewise.
6970         * expr.c (move_block_to_reg, can_store_by_pieces, emit_move_insn)
6971         (compress_float_constant, emit_push_insn, expand_expr_real_1): Likewise.
6972         * ira-costs.c (scan_one_insn): Likewise.
6973         * recog.c (general_operand, immediate_operand): Likewise.
6974         * reload.c (find_reloads_toplev, find_reloads_address_part): Likewise.
6975         * reload1.c (init_eliminable_invariants): Likewise.
6976
6977         * config/alpha/alpha-protos.h (alpha_legitimate_constant_p): Add a
6978         mode argument.
6979         * config/alpha/alpha.h (LEGITIMATE_CONSTANT_P): Delete.
6980         * config/alpha/alpha.c (alpha_legitimate_constant_p): Add a mode
6981         argument.
6982         (TARGET_LEGITIMATE_CONSTANT_P): Define.
6983         * config/alpha/predicates.md (input_operand): Update call to
6984         alpha_legitimate_constant_p.
6985
6986         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Delete.
6987         * config/arm/arm.h (ARM_LEGITIMATE_CONSTANT_P): Likewise.
6988         (THUMB_LEGITIMATE_CONSTANT_P, LEGITIMATE_CONSTANT_P): Likewise.
6989         * config/arm/arm.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
6990         (arm_legitimate_constant_p_1, thumb_legitimate_constant_p)
6991         (arm_legitimate_constant_p): New functions.
6992         (arm_cannot_force_const_mem): Make static.
6993
6994         * config/avr/avr.h (LEGITIMATE_CONSTANT_P): Delete.
6995
6996         * config/bfin/bfin-protos.h (bfin_legitimate_constant_p): Delete.
6997         * config/bfin/bfin.h (LEGITIMATE_CONSTANT_P): Delete.
6998         * config/bfin/bfin.c (expand_move): Use targetm.legitimate_constant_p
6999         instead of bfin_legitimate_constant_p.
7000         (bfin_legitimate_constant_p): Make static.  Add a mode argument.
7001         (TARGET_LEGITIMATE_CONSTANT_P): Define.
7002
7003         * config/cris/cris.h (LEGITIMATE_CONSTANT_P): Delete.
7004
7005         * config/fr30/fr30.h (LEGITIMATE_CONSTANT_P): Delete.
7006
7007         * config/frv/frv-protos.h (frv_legitimate_constant_p): Delete.
7008         * config/frv/frv.h (LEGITIMATE_CONSTANT_P): Delete.
7009         * config/frv/frv.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7010         (frv_legitimate_constant_p): Make static.  Add a mode argument.
7011
7012         * config/h8300/h8300-protos.h (h8300_legitimate_constant_p): Delete.
7013         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Likewise.
7014         * config/h8300/h8300.c (h8300_legitimate_constant_p): Likewise.
7015
7016         * config/i386/i386-protos.h (legitimate_constant_p): Delete.
7017         * config/i386/i386.h (LEGITIMATE_CONSTANT_P): Likewise.
7018         * config/i386/i386.c (legitimate_constant_p): Rename to...
7019         (ix86_legitimate_constant_p): ...this.  Make static.  Add a mode
7020         argument.
7021         (ix86_cannot_force_const_mem): Update accordingly.
7022         (ix86_legitimate_address_p): Likewise.
7023         (TARGET_LEGITIMATE_CONSTANT_P): Define.
7024         * config/i386/i386.md: Update commentary.
7025
7026         * config/ia64/ia64-protos.h (ia64_legitimate_constant_p): Delete.
7027         * config/ia64/ia64.h (LEGITIMATE_CONSTANT_P): Likewise.
7028         * config/ia64/ia64.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7029         (ia64_legitimate_constant_p): Make static.  Add a mode argument.
7030
7031         * config/iq2000/iq2000.h (LEGITIMATE_CONSTANT_P): Delete.
7032
7033         * config/lm32/lm32-protos.h (lm32_legitimate_constant_p): Delete.
7034         * config/lm32/lm32.h (LEGITIMATE_CONSTANT_P): Likewise.
7035         * config/lm32/lm32.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7036         (lm32_legitimate_constant_p): Make static.  Add a mode argument.
7037
7038         * config/m32c/m32c-protos.h (m32c_legitimate_constant_p): Delete.
7039         * config/m32c/m32c.h (LEGITIMATE_CONSTANT_P): Likewise.
7040         * config/m32c/m32c.c (m32c_legitimate_constant_p): Likewise.
7041
7042         * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Delete.
7043         * config/m32r/m32r.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7044         (m32r_legitimate_constant_p): New function.
7045
7046         * config/m68k/m68k-protos.h (m68k_legitimate_constant_p): Declare.
7047         * config/m68k/m68k.h (CONSTANT_ADDRESS_P): Call it instead of
7048         LEGITIMATE_CONSTANT_P.
7049         (LEGITIMATE_CONSTANT_P): Delete.
7050         * config/m68k/m68k.c (m68k_expand_prologue): Call
7051         m68k_legitimate_constant_p instead of LEGITIMATE_CONSTANT_P.
7052         (m68k_legitimate_constant_p): New function.
7053         * config/m68k/m68k.md: Update comments.
7054
7055         * config/mcore/mcore.h (LEGITIMATE_CONSTANT_P): Delete.
7056         * config/mcore/mcore.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7057         (mcore_legitimate_constant_p): New function.
7058
7059         * config/mep/mep-protos.h (mep_legitimate_constant_p): Delete.
7060         * config/mep/mep.h (LEGITIMATE_CONSTANT_P): Likewise.
7061         * config/mep/mep.c (mep_legitimate_constant_p): Make static.
7062         Add a mode argument.
7063         (mep_legitimate_address): Update accordingly.
7064         (TARGET_LEGITIMATE_CONSTANT_P): Define.
7065
7066         * config/microblaze/microblaze-protos.h (microblaze_const_double_ok):
7067         Delete.
7068         * config/microblaze/microblaze.h (LEGITIMATE_CONSTANT_P): Likewise.
7069         * config/microblaze/microblaze.c (microblaze_const_double_ok): Make
7070         static.  Check OP's mode for VOIDmode.
7071         (microblaze_legitimate_constant_p): New function.
7072         (TARGET_LEGITIMATE_CONSTANT_P): Define.
7073
7074         * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Delete.
7075         * config/mips/mips.c (mips_legitimate_constant_p): New function.
7076         (mips_cannot_force_const_mem): Use it instead of LEGITIMATE_CONSTANT_P.
7077         (TARGET_LEGITIMATE_CONSTANT_P): Define.
7078         * config/mips/predicates.md: Update comments.
7079
7080         * config/mmix/mmix-protos.h (mmix_legitimate_constant_p): Delete.
7081         * config/mmix/mmix.h (LEGITIMATE_CONSTANT_P): Likewise.
7082         * config/mmix/mmix.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7083         (mmix_legitimate_constant_p): Make static, return a bool, and take
7084         a mode argument.
7085         (mmix_print_operand_address): Update accordingly.
7086
7087         * config/mn10300/mn10300-protos.h (mn10300_legitimate_constant_p):
7088         Delete.
7089         * config/mn10300/mn10300.h (LEGITIMATE_CONSTANT_P): Likewise.
7090         * config/mn10300/mn10300.c (mn10300_legitimate_constant_p): Make
7091         static.  Add a mode argument.
7092         (TARGET_LEGITIMATE_CONSTANT_P): Define.
7093
7094         * config/moxie/moxie.h (LEGITIMATE_CONSTANT_P): Delete.
7095
7096         * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Delete.
7097         * config/pa/pa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7098         (pa_legitimate_constant_p): New function.
7099
7100         * config/picochip/picochip.h (LEGITIMATE_CONSTANT_P): Delete.
7101
7102         * config/pdp11/pdp11.h (LEGITIMATE_CONSTANT_P): Delete.
7103         * config/pdp11/pdp11.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7104         (pdp11_legitimate_constant_p): New function.
7105
7106         * config/rs6000/rs6000.h (LEGITIMATE_CONSTANT_P): Delete.
7107         * config/rs6000/rs6000.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7108         (rs6000_legitimate_constant_p): New function.
7109
7110         * config/rx/rx-protos.h (rx_is_legitimate_constant): Replace with...
7111         (rx_legitimate_constant_p): ...this.
7112         * config/rx/rx.h (LEGITIMATE_CONSTANT_P): Delete.
7113         * config/rx/rx.c (rx_is_legitimate_constant): Replace with...
7114         (rx_legitimate_constant_p): ...this.
7115         (TARGET_LEGITIMATE_CONSTANT_P): Define.
7116         * config/rx/rx.md (mov<register_modes:mode>): Update accordingly.
7117
7118         * config/s390/s390-protos.h (legitimate_constant_p): Delete.
7119         * config/s390/s390.h (LEGITIMATE_CONSTANT_P): Likewise.
7120         * config/s390/s390.c (legitimate_constant_p): Rename to...
7121         (s390_legitimate_constant_p): ...this.  Make static, return a bool,
7122         and add a mode argument.
7123         (TARGET_LEGITIMATE_CONSTANT_P): Define.
7124
7125         * config/score/score.h (LEGITIMATE_CONSTANT_P): Delete.
7126
7127         * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Delete.
7128         * config/sh/sh.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7129         (sh_legitimate_constant_p): New function.
7130
7131         * config/sparc/sparc-protos.h (legitimate_constant_p): Delete.
7132         * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Delete.
7133         * config/sparc/sparc.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7134         (legitimate_constant_p): Rename to...
7135         (sparc_legitimate_constant_p): ...this.  Make static.  Add a mode
7136         argument.
7137         (constant_address_p): Update accordingly.
7138
7139         * config/spu/spu-protos.h (spu_legitimate_constant_p): Add a mode
7140         argument and return a bool.
7141         * config/spu/spu.h (LEGITIMATE_CONSTANT_P): Delete.
7142         * config/spu/spu.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7143         (spu_legitimate_constant_p): Add a mode argument and return a bool.
7144         (spu_rtx_costs): Update accordingly.
7145         * config/spu/predicates.md (vec_imm_operand): Likewise.
7146
7147         * config/stormy16/stormy16.h (LEGITIMATE_CONSTANT_P): Delete.
7148
7149         * config/v850/v850.h (LEGITIMATE_CONSTANT_P): Delete.
7150         * config/v850/v850.c (v850_legitimate_constant_p): New function.
7151         (TARGET_LEGITIMATE_CONSTANT_P): Define.
7152
7153         * config/vax/vax-protos.h (legitimate_constant_p): Delete.
7154         * config/vax/vax.h (LEGITIMATE_CONSTANT_P): Likewise.
7155         * config/vax/vax.c (legitimate_constant_p): Likewise.
7156
7157         * config/xtensa/xtensa.h (LEGITIMATE_CONSTANT_P): Delete.
7158         * config/xtensa/xtensa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
7159         (xtensa_legitimate_constant_p): New function.
7160
7161 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
7162
7163         * target.def (cannot_force_const_mem): Add a mode argument.
7164         * doc/tm.texi.in (TARGET_CANNOT_FORCE_CONST_MEM): Update accordingly.
7165         * doc/tm.texi: Regenerate.
7166         * hooks.h (hook_bool_mode_rtx_false): Declare.
7167         * hooks.c (hook_bool_mode_const_rtx_false): Fix commentary.
7168         (hook_bool_mode_const_rtx_true): Likewise.
7169         (hook_bool_mode_rtx_false): New function.
7170         * reload.c (CONST_POOL_OK_P): Take a mode argument and require it
7171         to be non-VOID.  Update call to cannot_force_const_mem.
7172         (find_reloads): Update accordingly.
7173         * varasm.c (force_const_mem): Update call to cannot_force_const_mem.
7174         * config/alpha/alpha.c (alpha_cannot_force_const_mem): Add a mode
7175         argument.
7176         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Likewise.
7177         * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Update call.
7178         * config/arm/arm.c (arm_cannot_force_const_mem): Add a mode argument.
7179         * config/bfin/bfin.c (bfin_cannot_force_const_mem): Likewise.
7180         * config/frv/frv.c (frv_cannot_force_const_mem): Likewise.
7181         * config/i386/i386.c (ix86_cannot_force_const_mem): Likewise.
7182         * config/ia64/ia64.c (ia64_cannot_force_const_mem): Likewise.
7183         * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
7184         (m68k_cannot_force_const_mem): ...this new function.
7185         * config/mips/mips.c (mips_cannot_force_const_mem): Add a mode
7186         argument.
7187         (mips_const_insns, mips_legitimize_const_move): Update calls.
7188         (mips_secondary_reload_class): Likewise.
7189         * config/pa/pa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
7190         (pa_cannot_force_const_mem): ...this new function.
7191         * config/rs6000/rs6000.c (TARGET_CANNOT_FORCE_CONST_MEM): Reefine to...
7192         (rs6000_cannot_force_const_mem): ...this new function.
7193         * config/s390/s390.c (s390_cannot_force_const_mem): Add a mode
7194         argument.
7195         * config/sparc/sparc.c (sparc_cannot_force_const_mem): Likewise.
7196         * config/xtensa/xtensa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine
7197         to...
7198         (xtensa_cannot_force_const_mem): ...this new function.
7199
7200 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
7201
7202         * config/mips/mips.c (mips16_build_function_stub): Call
7203         build_function_type_list instead of build_function_type.
7204         (mips16_build_call_stub): Likewise.
7205
7206 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
7207
7208         * config/mep/mep.c (mep_init_builtins): Call build_function_type_list
7209         instead of build_function_type.
7210
7211 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
7212
7213         * config/pa/pa.c (pa_init_builtins): Call build_function_type_list
7214         instead of build_function_type.
7215
7216 2011-04-20  Uros Bizjak  <ubizjak@gmail.com>
7217
7218         PR target/48678
7219         * config/i386/i386.md (insv): Change operand 0 constraint to
7220         "register_operand".  Change operand 1 and 2 constraint to
7221         "const_int_operand".  Expand to pinsr{b,w,d,q} * when appropriate.
7222         * config/i386/sse.md (sse4_1_pinsrb): Export.
7223         (sse2_pinsrw): Ditto.
7224         (sse4_1_pinsrd): Ditto.
7225         (sse4_1_pinsrq): Ditto.
7226         * config/i386/i386-protos.h (ix86_expand_pinsr): Add prototype.
7227         * config/i386/i386.c (ix86_expand_pinsr): New.
7228
7229 2011-04-20  Easwaran Raman  <eraman@google.com>
7230
7231         * cfgexpand.c (add_alias_set_conflicts): Add conflicts with a variable
7232         containing union type only with -fstrict-aliasing.
7233
7234 2011-04-20  Jim Meyering  <meyering@redhat.com>
7235
7236         Remove useless if-before-free tests.
7237         * calls.c (expand_call, save_area): Likewise.
7238         * cfgcleanup.c (try_forward_edges): Likewise.
7239         * collect2.c (collect_execute): Likewise.
7240         * config/i386/i386.c (ix86_valid_target_attribute_tree): Likewise.
7241         * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
7242         * coverage.c (coverage_checksum_string): Likewise.
7243         * cse.c (init_cse_reg_info, delete_trivially_dead_insns): Likewise.
7244         * cselib.c (cselib_init): Likewise.
7245         * df-core.c (rest_of_handle_df_finish, df_analyze): Likewise.
7246         (df_set_clean_cfg): Likewise.
7247         * function.c (free_after_compilation): Likewise.
7248         * gcc.c (do_spec_1, main): Likewise.
7249         * gcov.c (create_file_names): Likewise.
7250         * gensupport.c (identify_predicable_attribute): Likewise.
7251         * graphite-clast-to-gimple.c (save_clast_name_index): Likewise.
7252         * graphite-sese-to-poly.c (free_data_refs_aux): Likewise.
7253         * haifa-sched.c (haifa_finish_h_i_d): Likewise.
7254         * ipa-prop.c (ipa_free_node_params_substructures): Likewise.
7255         * ipa-pure-const.c (local_pure_const): Likewise.
7256         * ipa-reference.c (propagate): Likewise.
7257         * ira-costs.c (free_ira_costs): Likewise.
7258         * ira.c (free_register_move_costs, build_insn_chain): Likewise.
7259         * matrix-reorg.c (mat_free): Likewise.
7260         * prefix.c (get_key_value): Likewise.
7261         * profile.c (compute_value_histograms): Likewise.
7262         * reload1.c (free_reg_equiv): Likewise.
7263         * sched-deps.c (free_deps): Likewise.
7264         * sel-sched-ir.c (fence_clear): Likewise.
7265         * sese.c (set_rename, if_region_set_false_region): Likewise.
7266         * tree-data-ref.c (free_rdg): Likewise.
7267         * tree-eh.c (lower_try_finally): Likewise.
7268         * tree-ssa-coalesce.c (delete_coalesce_list): Likewise.
7269         * tree-ssa-live.c (delete_var_map): Likewise.
7270         * tree-ssa-loop-ivopts.c (free_loop_data): Likewise.
7271         * tree-ssa-pre.c (phi_trans_add): Likewise.
7272
7273 2011-04-20  Jakub Jelinek  <jakub@redhat.com>
7274
7275         PR tree-optimization/48611
7276         * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
7277         beyond ERT_MUST_NOT_THROW region.
7278
7279 2011-04-20  Catherine Moore  <clm@codesourcery.com>
7280
7281         * config/mips/mips.opt (mfix-24k): New.
7282         * config/mips/mips.h (ASM_SPEC): Handle -mfix-24k.
7283         * config/mips/mips.md (length): Increase by 4 for stores if
7284         fixing 24K errata.
7285         * config/mips/mips.c (mips_reorg_process_insns): Do not allow
7286         all noreorder if fixing 24K errata.
7287         * doc/invoke.texi: Document mfix-24k.
7288
7289 2011-04-20  Chung-Lin Tang  <cltang@codesourcery.com>
7290
7291         * config/arm/arm.c (arm_legitimize_reload_address): For NEON
7292         quad-word modes, reduce to 9-bit index range when above 1016 limit.
7293
7294 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
7295
7296         * config/arm/arm.c (arm_gen_constant): Move movw support ....
7297         (const_ok_for_op): ... to here.
7298
7299 2011-04-20  Kai Tietz  <ktietz@redhat.com>
7300
7301         * fold-const.c (fold_binary_loc): Add handling for (X & ~Y) | (~X & Y)
7302         and (X && !Y) | (!X && Y) optimization to (X ^ Y).
7303
7304 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
7305
7306         * config/arm/arm.c (arm_gen_constant): Remove redundant can_invert.
7307
7308 2011-04-20  Richard Guenther  <rguenther@suse.de>
7309
7310         PR tree-optimization/47892
7311         * tree-if-conv.c (if_convertible_stmt_p): Const builtins
7312         are if-convertible.
7313
7314 2011-04-20  Eric Botcazou  <ebotcazou@adacore.com>
7315
7316         * config/alpha/vms.h (ASM_OUTPUT_ADDR_DIFF_ELT): Do not redefine.
7317
7318 2011-04-20  Tristan Gingold  <gingold@adacore.com>
7319
7320         * config/alpha/vms.h (LINK_SPEC): Do not use vms-dwarf2.o for gnu-ld.
7321
7322 2011-04-20  Georg-Johann Lay  <avr@gjlay.de>
7323
7324         PR target/18145
7325
7326         * config/avr/avr.h (TARGET_ASM_INIT_SECTIONS): Delete.
7327         (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete.
7328         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
7329         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
7330         (TARGET_ASM_NAMED_SECTION): Change to avr_asm_named_section.
7331
7332         * config/avr/avr-protos.h (avr_asm_output_aligned_common):
7333         New prototype.
7334
7335         * config/avr/avr.c (TARGET_ASM_INIT_SECTIONS): Define.
7336         (avr_asm_named_section, avr_asm_output_aligned_common,
7337         avr_output_data_section_asm_op, avr_output_bss_section_asm_op):
7338         New functions to update...
7339         (avr_need_clear_bss_p, avr_need_copy_data_p): ...these new variables.
7340         (avr_asm_init_sections): Overwrite section callbacks for
7341         data_section, bss_section.
7342         (avr_file_start): Move output of __do_copy_data, __do_clear_bss
7343         from here to...
7344         (avr_file_end): ...here.
7345
7346 2011-04-20  Richard Guenther  <rguenther@suse.de>
7347
7348         PR middle-end/48695
7349         * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
7350         objects and types here.  Adjust for their offset before comparing.
7351
7352 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
7353
7354         * tree-vect-stmts.c (vectorizable_store): Only chain one related
7355         statement per copy.
7356
7357 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
7358
7359         * Makefile.in (INTERNAL_FN_DEF, INTERNAL_FN_H): Define.
7360         (GIMPLE_H): Include $(INTERNAL_FN_H).
7361         (OBJS-common): Add internal-fn.o.
7362         (internal-fn.o): New rule.
7363         * internal-fn.def: New file.
7364         * internal-fn.h: Likewise.
7365         * internal-fn.c: Likewise.
7366         * gimple.h: Include internal-fn.h.
7367         (GF_CALL_INTERNAL): New gf_mask.
7368         (gimple_statement_call): Put fntype into a union with a new
7369         internal_fn field.
7370         (gimple_build_call_internal): Declare.
7371         (gimple_build_call_internal_vec): Likewise.
7372         (gimple_call_same_target_p): Likewise.
7373         (gimple_call_internal_p): New function.
7374         (gimple_call_internal_fn): Likewise.
7375         (gimple_call_fntype): Return null for internal calls.
7376         (gimple_call_set_fntype): Assert that the function is not internal.
7377         (gimple_call_set_fn): Likewise.
7378         (gimple_call_set_fndecl): Likewise.
7379         (gimple_call_set_internal_fn): New function.
7380         (gimple_call_addr_fndecl): Handle null functions.
7381         (gimple_call_return_type): Likewise null types.
7382         * gimple.c (gimple_build_call_internal_1): New function.
7383         (gimple_build_call_internal): Likewise.
7384         (gimple_build_call_internal_vec): Likewise.
7385         (gimple_call_same_target_p): Likewise.
7386         (gimple_call_flags): Handle calls to internal functions.
7387         (gimple_call_fnspec): New function.
7388         (gimple_call_arg_flags, gimple_call_return_flags): Use it.
7389         (gimple_has_side_effects): Handle null functions.
7390         (gimple_rhs_has_side_effects): Likewise.
7391         (gimple_call_copy_skip_args): Handle calls to internal functions.
7392         * cfgexpand.c (expand_call_stmt): Likewise.
7393         * expr.c (expand_expr_real_1): Assert that the call isn't internal.
7394         * gimple-fold.c (gimple_fold_call): Handle null functions.
7395         (gimple_fold_stmt_to_constant_1): Don't fold
7396         calls to internal functions.
7397         * gimple-low.c (gimple_check_call_args): Handle calls to internal
7398         functions.
7399         * gimple-pretty-print.c (dump_gimple_call): Likewise.
7400         * ipa-prop.c (ipa_analyze_call_uses): Handle null functions.
7401         * tree-cfg.c (verify_gimple_call): Handle calls to internal functions.
7402         (do_warn_unused_result): Likewise.
7403         * tree-eh.c (same_handler_p): Use gimple_call_same_target_p.
7404         * tree-ssa-ccp.c (ccp_fold_stmt): Handle calls to internal functions.
7405         * tree-ssa-dom.c (hashable_expr): Use the gimple statement to record
7406         the target of a call.
7407         (initialize_hash_element): Update accordingly.
7408         (hashable_expr_equal_p): Use gimple_call_same_target_p.
7409         (iterative_hash_hashable_expr): Handle calls to internal functions.
7410         (print_expr_hash_elt): Likewise.
7411         * tree-ssa-pre.c (can_value_number_call): Likewise.
7412         (eliminate): Handle null functions.
7413         * tree-ssa-sccvn.c (visit_use): Handle calls to internal functions.
7414         * tree-ssa-structalias.c (get_fi_for_callee): Likewise.
7415         (find_func_aliases): Likewise.
7416         * value-prof.c (gimple_ic_transform): Likewise.
7417         (gimple_indirect_call_to_profile): Likewise.
7418         * lto-streamer-in.c (input_gimple_stmt): Likewise.
7419         * lto-streamer-out.c (output_gimple_stmt): Likewise.
7420
7421 2011-04-19  Jan Hubicka  <jh@suse.cz>
7422
7423         * ipa-inline-transform.c (save_inline_function_body): Add comments.
7424         * ipa-inline.c (inline_small_functions): Compute summaries first,
7425         populate heap later.
7426
7427 2011-04-19  Jan Hubicka  <jh@suse.cz>
7428
7429         * cgraph.h (save_inline_function_body): Remove.
7430         * ipa-inline-transform.c: New file, broke out of...
7431         * ipa-inline.c: ... this one; Update toplevel comment.
7432         (ncalls_inlined, nfunctions_inlined): Move to ipa-inline-transform.c;
7433         make global.
7434         (update_noncloned_frequencies): Move to ipa-inline-transform.c
7435         (cgraph_mark_inline_edge): Rename to inline_call; move to
7436         ipa-inline-transform.c.
7437         (cgraph_clone_inlined_nodes): Rename to clone_inlined_nodes;
7438         move to ipa-inline-transform.c
7439         (recursive_inlining, inline_small_functions, flatten_function,
7440         ipa_inline, inline_always_inline_functions,
7441         early_inline_small_functions): Update.
7442         (inline_transform): Move to ipa-inline-transform.c.
7443         * ipa-inline.h (inline_call, inline_transform, clone_inlined_nodes):
7444         Declare.
7445         * Makefile.in (ipa-inline-transform.o): New file.
7446         * cgraphunit.c (save_inline_function_body): Move to
7447         ipa-inline-transform.c
7448
7449 2011-04-19  DJ Delorie  <dj@redhat.com>
7450
7451         * config/m32c/m32c.c (m32c_emit_epilogue): Don't try to push
7452         registers if we already know there aren't any.
7453         (m32c_emit_epilogue): Don't emit a barrier here.
7454         (m32c_emit_eh_epilogue): Likewise.
7455         * config/m32c/blkmov.md (movstr): Don't fail on wrong-type
7456         operands at expand time.
7457         * config/m32c/m32c.h (WCHAR_TYPE_SIZE): Change to 4 to match "long
7458         int" wchar type.
7459         (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): Remove
7460         duplicates.  Provide aliases instead.
7461         * config/m32c/prologue.md (eh_return): Emit a barrier here.
7462         (eh_epilogue): Add a "(return)" here as a hint to other parts of
7463         the compiler.
7464
7465 2011-04-19  Anatoly Sokolov  <aesok@post.ru>
7466
7467         * config/sparc/sparc.h (GENERAL_OR_I64, REGISTER_MOVE_COST): Remove.
7468         * config/sparc/sparc.c (TARGET_REGISTER_MOVE_COST): Define.
7469         (general_or_i64_p, sparc_register_move_cost): New function.
7470
7471 2011-04-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7472
7473         * doc/install.texi (Configuration, --enable-threads): Remove mach.
7474         Add lynx, mipssde.  Sort table.
7475
7476 2011-04-19  Xinliang David Li  <davidxl@google.com>
7477
7478         * ipa-cp.c (ipcp_update_profiling): Assert that scale_completement is
7479         not negative.
7480
7481 2011-04-19  Jakub Jelinek  <jakub@redhat.com>
7482
7483         PR target/48678
7484         * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
7485         is a SUBREG with non-MODE_INT mode inside of it.
7486
7487 2011-04-19  Martin Jambor  <mjambor@suse.cz>
7488
7489         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Devirtualize
7490         also according to actual contants.
7491         * gimple-fold.c (gimple_extract_devirt_binfo_from_cst): New function.
7492         (gimple_fold_call): Use it.
7493         * gimple.h (gimple_extract_devirt_binfo_from_cst): Declare.
7494
7495 2011-04-19  Martin Jambor  <mjambor@suse.cz>
7496
7497         * ipa-prop.c (stmt_may_be_vtbl_ptr_store): Return false for scalar
7498         non-pointer assignments.
7499
7500 2011-04-19  Martin Jambor  <mjambor@suse.cz>
7501
7502         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Take into
7503         account anc_offset and otr_type from the indirect edge info.
7504         * ipa-prop.c (get_ancestor_addr_info): New function.
7505         (compute_complex_ancestor_jump_func): Assignment analysis moved to
7506         get_ancestor_addr_info, call it.
7507         (ipa_note_param_call): Do not initialize information about polymorphic
7508         calls, return the indirect call graph edge.  Remove the last
7509         parameter, adjust all callers.
7510         (ipa_analyze_virtual_call_uses): Process also calls to ancestors of
7511         parameters.  Initialize polymorphic information in the indirect edge.
7512
7513 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
7514
7515         PR lto/48148
7516         * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
7517         the types if they have different enumeration identifiers.
7518
7519 2011-04-19  Jan Hubicka  <jh@suse.cz>
7520
7521         * cgraph.h (cgraph_optimize_for_size_p): Declare.
7522         * ipa-cp.c (ipcp_insert_stage): Use cgraph_optimize_for_size_p.
7523         * predict.c (cgraph_optimize_for_size_p): Break out from ...
7524         (optimize_function_for_size_p) ... here.
7525
7526 2011-04-19  Richard Guenther  <rguenther@suse.de>
7527
7528         PR lto/48207
7529         * tree.c (free_lang_data): Do not reset the decl-assembler-name
7530         langhook.
7531
7532 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
7533
7534         * tree-inline.c (expand_call_inline): Do not issue a -Winline warning
7535         if DECL_NO_INLINE_WARNING_P is set on the function.
7536
7537 2011-04-19  Bernd Schmidt  <bernds@codesourcery.com>
7538
7539         PR fortran/47976
7540         * reload1.c (inc_for_reload): Return void. All callers changed.
7541         (emit_input_reload_insns): Don't try to delete previous output
7542         reloads to a register, or record spill_reg_store for autoincs.
7543
7544 2011-04-19  Basile Starynkevitch  <basile@starynkevitch.net>
7545
7546         * gengtype.h: Updated copyright year.
7547         (struct input_file_st): Add inpisplugin field.
7548         (type_fileloc): New function.
7549         * gengtype.c
7550         (write_typed_struct_alloc_def): Add gcc_assert.
7551         (write_typed_alloc_defns): Ditto. Don't output for plugin files.
7552         (write_typed_alloc_defns): Don't output for plugin files.
7553         (input_file_by_name): Clear inpisplugin field.
7554         (main): Set inpisplugin field for plugin files.
7555
7556 2011-04-19  Nicola Pero  <nicola.pero@meta-innovation.com>
7557
7558         * gengtype-state.c (string_eq): New.
7559         (read_state): Use string_eq instead of strcmp when creating the
7560         state_ident_tab.
7561
7562 2011-04-19  Wei Guozhi  <carrot@google.com>
7563
7564         PR target/47855
7565         * config/arm/arm-protos.h (thumb1_legitimate_address_p): New prototype.
7566         * config/arm/arm.c (thumb1_legitimate_address_p): Remove the static
7567         linkage.
7568         * config/arm/constraints.md (Uu): New constraint.
7569         * config/arm/arm.md (*arm_movqi_insn): Compute attr "length".
7570
7571 2011-04-19  Tristan Gingold  <gingold@adacore.com>
7572
7573         * config.gcc (-*-*-*vms): Added.
7574         (alpha64-dec-*vms*,alpha*-dec-*vms*, ia64-hp-*vms*): Common
7575         definitions moved.
7576         * config/vms/vms-ld.c: New file.
7577         * config/vms/vms-ar.c: New file.
7578         * config/vms/t-vmsnative: New file.
7579
7580 2011-04-18  Xinliang David Li  <davidxl@google.com>
7581
7582         * final.c (dump_basic_block_info): Use ASM_COMMENT_START.
7583
7584 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
7585
7586         PR middle-end/48661
7587         * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
7588         if TREE_TYPE (v) is non-NULL.
7589
7590         * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
7591         gimple_get_virt_mehtod_for_binfo.
7592         * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
7593         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
7594         callers.
7595         * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
7596
7597 2011-04-18  Michael Matz  <matz@suse.de>
7598             Steve Ellcey  <sje@cup.hp.com>
7599
7600         * expr.c (expand_expr_real_2) <CASE_CONVERT>: If OP0 is a constant,
7601         use its mode as source mode if it isn't VOIDmode.
7602
7603 2011-04-18  Dennis, CHENG Renquan  <crquan@fedoraproject.org>
7604
7605         * doc/passes.texi: Fill crossref nodes.
7606
7607 2011-04-18  Jim Meyering  <meyering@redhat.com>
7608
7609         Fix doubled-word typos in comments and strings
7610         * config/alpha/vms-unwind.h: s/for for/for/
7611         * config/arm/unwind-arm.h: Likewise.
7612         * config/microblaze/microblaze.c: Likewise.
7613         * config/sh/constraints.md: s/in in/in/
7614         * tree-cfg.c (verify_types_in_gimple_reference): Likewise.
7615
7616 2011-04-18  Uros Bizjak  <ubizjak@gmail.com>
7617
7618         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): Remove.
7619         (AVX_FLOAT_MODE_P): Ditto.
7620         (AVX128_VEC_FLOAT_MODE_P): Ditto.
7621         (AVX256_VEC_FLOAT_MODE_P): Ditto.
7622         (AVX_VEC_FLOAT_MODE_P): Ditto.
7623         * config/i386/i386.md (UNSPEC_MASKLOAD): Remove.
7624         (UNSPEC_MASKSTORE): Ditto.
7625         * config/i386/sse.md (<sse>_movmsk<ssemodesuffix><avxmodesuffix>):
7626         Merge from <sse>_movmsk<ssemodesuffix> and
7627         avx_movmsk<ssemodesuffix>256.  Use VF mode iterator.
7628         (*sse2_maskmovdqu): Merge with *sse2_maskmovdqu_rex64.  Use P mode
7629         iterator.
7630         (avx_maskload<ssemodesuffix><avxmodesuffix>): New expander.
7631         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Ditto.
7632         (*avx_maskmov<ssemodesuffix><avxmodesuffix>): New insn.
7633
7634 2011-04-18  Jan Hubicka  <jh@suse.cz>
7635
7636         * ipa-inline.c (inline_small_functions): Fix pasto in previous patch.
7637
7638         * ipa-inline.c: Fix comment typos; do not inline gt-ipa-inline.h
7639         (want_inline_function_called_once_p): Break out the logic from
7640         ipa_inline.
7641         (edge_badness): Ensure that profile is not misupdated.
7642         (lookup_recursive_calls): Prioritize by call frequencies.
7643         (inline_small_functions): Move program size estimates here;
7644         actually process whole queue even when unit growth has been
7645         met. (to properly compute inline_failed reasons and for the
7646         case unit size decrease.) Revisit comments on recursive inlining.
7647         (ipa_inline): Remove unit summary code; first inline hot calls
7648         of functions called once, cold calls next.
7649         (order, nnodes): Remove unused variables.
7650         * Makefile.in (ipa-inline.o): No longer depent on ggc files.
7651         (GTFILES): Remove ipa-inline.c
7652         * sel-sched.c (fill_insns): Silence uninitialized var warning.
7653
7654 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
7655
7656         * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
7657
7658 2011-04-18  Jie Zhang  <jie@codesourcery.com>
7659             Richard Earnshaw  <rearnsha@arm.com>
7660
7661         * arm.c (neon_builtin_type_bits): Remove.
7662         (typedef enum neon_builtin_mode): New.
7663         (T_MAX): Don't define.
7664         (typedef enum neon_builtin_datum): Remove bits, codes[],
7665         num_vars and base_fcode.  Add mode, code and fcode.
7666         (VAR1, VAR2, VAR3, VAR4, VAR5, VAR6, VAR7, VAR8, VAR9
7667         VAR10): Change accordingly.
7668         (neon_builtin_data[]): Change accordingly
7669         (arm_init_neon_builtins): Change accordingly.
7670         (neon_builtin_compare): Remove.
7671         (locate_neon_builtin_icode): Remove.
7672         (arm_expand_neon_builtin): Change accordingly.
7673
7674         * arm.h (enum arm_builtins): Move to ...
7675         * arm.c (enum arm_builtins): ... here; and rearrange builtin code.
7676
7677         * arm.c (arm_builtin_decl): Declare.
7678         (TARGET_BUILTIN_DECL): Define.
7679         (enum arm_builtins): Correct ARM_BUILTIN_MAX.
7680         (arm_builtin_decls[]): New.
7681         (arm_init_neon_builtins): Store builtin declarations in
7682         arm_builtin_decls[].
7683         (arm_init_tls_builtins): Likewise.
7684         (arm_init_iwmmxt_builtins): Likewise.  Refactor initialization code.
7685         (arm_builtin_decl): New.
7686
7687 2011-04-18  Richard Guenther  <rguenther@suse.de>
7688
7689         * tree.c (upper_bound_in_type): Build properly canonicalized
7690         INTEGER_CSTs.
7691         (lower_bound_in_type): Likewise.
7692
7693 2011-04-18  Richard Guenther  <rguenther@suse.de>
7694
7695         * gimple.h (gimple_call_addr_fndecl): New function.
7696         (gimple_call_fndecl): Use it.
7697         * gimple-fold.c (gimple_fold_call): Fold away OBJ_TYPE_REFs
7698         for direct calls.
7699         * tree-ssa-ccp.c (ccp_fold_stmt): Remove OBJ_TYPE_REF folding.
7700         * tree-ssa-pre.c (eliminate): Also simplify indirect OBJ_TYPE_REFs.
7701
7702 2011-04-18  Richard Guenther  <rguenther@suse.de>
7703
7704         PR middle-end/48650
7705         * tree.c (build_string): STRING_CST is now derived from tree_typed.
7706
7707 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
7708
7709         PR lto/48492
7710         * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
7711         DECL_IN_CONSTANT_POOL without RTL.
7712
7713 2011-04-18  Ulrich Weigand  <ulrich.weigand@linaro.org>
7714             Ira Rosen  <ira.rosen@linaro.org>
7715
7716         PR target/48252
7717         * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
7718         to match neon_vzip/vuzp/vtrn_internal.
7719         * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
7720         outputs explicitly dependent on both inputs.
7721         (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
7722
7723 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
7724
7725         PR tree-optimization/48616
7726         * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
7727         whether the shift is by scalar or vector based on whether all SLP
7728         scalar stmts have the same rhs.
7729
7730 2011-04-17  Chung-Lin Tang  <cltang@codesourcery.com>
7731
7732         * config/arm/arm.c (neon_struct_mem_operand): Support POST_INC/PRE_DEC
7733         memory operands.
7734
7735 2011-04-17  Richard Sandiford  <rdsandiford@googlemail.com>
7736
7737         PR target/43700
7738         * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
7739         registers.
7740
7741 2011-04-17  Jan Hubicka  <jh@suse.cz>
7742
7743         * cgrpah.h (struct cgraph_node): Remove finalized_by_frontend.
7744         * cgrpahunit.c (cgraph_finalize_function): Do not set
7745         finalized_by_frontend.
7746         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
7747         finalized_by_frontend.
7748
7749 2011-04-17  Jan Hubicka  <jh@suse.cz>
7750
7751         * cgraph.c (cgraph_clone_node): Do not handle vtable_method
7752         * cgraph.h (struct cgraph_local_info): Drop vtable_method.
7753         * cgraphunit.c (cgraph_copy_node_for_versioning): Drop vtable_method.
7754         * lto-cgraph.c (lto_output_node, input_overwrite_node): Drop vtable
7755         method.
7756         * gimple-fold.c (can_refer_decl_in_current_unit_p): Mention PR20991 in
7757         gimple-fold.c
7758         * varasm.c (mark_decl_referenced): Drop vtable_method handling code.
7759
7760 2011-04-17  Eric Botcazou  <ebotcazou@adacore.com>
7761
7762         PR lto/48538
7763         * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
7764         is non-null before accessing it.
7765         (input_cgraph): Remove trailing spaces.
7766
7767 2011-04-17  Revital Eres  <revital.eres@linaro.org>
7768
7769         * params.def (sms-min-sc): New param flag.
7770         * modulo-sched.c (sms_schedule): Use it.
7771         * doc/invoke.texi (sms-min-sc): Document it.
7772
7773 2011-04-17  Jan Hubicka  <jh@suse.cz>
7774
7775         * lto-symtab.c (lto_cgraph_replace_node): When call statement is
7776         present, also set gimple_call_set_cannot_inline.
7777         * ipa-inline.c: Update toplevel comment.
7778         (MAX_TIME): Remove.
7779         (cgraph_clone_inlined_nodes): Fix linebreaks.
7780         (cgraph_check_inline_limits): Restructure to ...
7781         (caller_growth_limits): ... this one; be more tolerant
7782         on growth in nested inline chains; add explanatory comment;
7783         fix stack accounting thinko introduced by previous patch.
7784         (cgraph_default_inline_p): Remove.
7785         (report_inline_failed_reason): New function.
7786         (can_inline_edge_p): New function.
7787         (can_early_inline_edge_p): New function.
7788         (leaf_node_p): Move upwards in file.
7789         (want_early_inline_function_p): New function.
7790         (want_inline_small_function_p): New function.
7791         (want_inline_self_recursive_call_p): New function.
7792         (cgraph_edge_badness): Rename to ...
7793         (edge_badness) ... this one; fix linebreaks.
7794         (update_edge_key): Update call of edge_baddness; add
7795         detailed dump about queue updates.
7796         (update_caller_keys): Use can_inline_edge_p and
7797         want_inline_small_function_p.
7798         (cgraph_decide_recursive_inlining): Rename to...
7799         (recursive_inlining): Use can_inline_edge_p and
7800         want_inline_self_recursive_call_p; simplify and remove no longer
7801         valid FIXME.
7802         (cgraph_set_inline_failed): Remove.
7803         (add_new_edges_to_heap): Use can_inline_edge_p and
7804         want_inline_small_function_p.
7805         (cgraph_decide_inlining_of_small_functions): Rename to ...
7806         (inline_small_functions): ... this one; cleanup; use
7807         can/want predicates; cleanup debug ouput; work edges till fibheap
7808         is exhausted and do not stop once unit growth is reached; remove
7809         later loop processing remaining edges.
7810         (cgraph_flatten): Rename to ...
7811         (flatten_function): ... this one; use can_inline_edge_p
7812         and can_early_inline_edge_p predicates.
7813         (cgraph_decide_inlining): Rename to ...
7814         (ipa_inline): ... this one; remove unreachable nodes before
7815         inlining functions called once; simplify the pass.
7816         (cgraph_perform_always_inlining): Rename to ...
7817         (inline_always_inline_functions): ... this one; use
7818         DECL_DISREGARD_INLINE_LIMITS; use can_inline_edge_p predicate.
7819         (cgraph_decide_inlining_incrementally): Rename to ...
7820         (early_inline_small_functions): ... this one; simplify
7821         using new predicates; cleanup; make dumps prettier.
7822         (cgraph_early_inlining): Rename to ...
7823         (early_inliner): newer inline regular functions into always-inlines;
7824         fix updating of call stmt summaries.
7825         (pass_early_inline): Update for new names.
7826         (inline_transform): Fix formating.
7827         (gate_cgraph_decide_inlining): Rename to ...
7828         (pass_ipa_inline): ... this one.
7829         * ipa-inline.h (inline_summary): Remove disregard_inline_limits.
7830         * ipa-inline-analysis.c (dump_inline_summary): Update.
7831         (compute_inline_parameters): Do not compute disregard_inline_limits;
7832         look for mismatching arguments.
7833         (estimate_growth): Fix handlig of non-trivial self recursion.
7834         (inline_read_summary): Do not read info->disregard_inline_limits.
7835         (inline_write_summary): Do not write info->disregard_inline_limits.
7836         * tree-inline.c (inline_forbidden_into_p, tree_can_inline_p): Remove
7837         and move all checks into can_inline_edge_p predicate; re-enable code
7838         comparing optimization levels.
7839         (expand_call_inline): Do not test inline_forbidden_into_p.
7840         * Makefile.in (ipa-inline.o): Update arguments.
7841
7842 2011-04-17  Revital Eres  <revital.eres@linaro.org>
7843
7844         * ddg.c (free_ddg_all_sccs): Free sccs field in struct ddg_all_sccs.
7845
7846 2011-04-17  Revital Eres  <revital.eres@linaro.org>
7847
7848         * modulo-sched.c (sms_schedule): Avoid unfreed memory when SMS fails.
7849
7850 2011-04-17  Michael Matz  <matz@suse.de>
7851
7852         PR tree-optimization/48622
7853         PR lto/48645
7854         * ipa-inline-analysis.c (inline_read_summary): Read size/time
7855         in same order as they're written.
7856
7857 2011-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7858
7859         * config/pa/predicates.md: Reorganize and simplify predicates.
7860         Eliminate duplicate code checks.
7861         (arith_operand): Rename to arith14_operand
7862         (reg_or_ior_operand): Rename to reg_or_cint_ior_operand.
7863         * config/pa/pa.md: Use renamed operands.
7864         * config/pa/pa-protos.h (symbolic_operand): Delete declaration.
7865         (tls_symbolic_operand, function_label_operand, lhs_lshift_cint_operand,
7866         arith11_operand, adddi3_operand, indexed_memory_operand,
7867         symbolic_memory_operand, int11_operand, reg_or_cint_move_operand,
7868         arith5_operand, uint5_operand, pic_label_operand, plus_xor_ior_operator,
7869         borx_reg_operand, shadd_operand, arith_operand, read_only_operand,
7870         move_dest_operand, move_src_operand, prefetch_cc_operand,
7871         prefetch_nocc_operand, and_operand, ior_operand, arith32_operand,
7872         uint32_operand, reg_before_reload_operand, reg_or_0_operand,
7873         reg_or_0_or_nonsymb_mem_operand, pre_cint_operand, post_cint_operand,
7874         div_operand, int5_operand, movb_comparison_operator,
7875         ireg_or_int5_operand, call_operand_address, ior_operand, fp_reg_operand,
7876         arith_double_operand, ireg_operand, lhs_lshift_operand,
7877         pc_or_label_operand, non_hard_reg_operand, eq_neq_comparison_operator,
7878         integer_store_memory_operand): Likewise.
7879         * config/pa/pa.c (adddi3_operand): Move to predicates.md.
7880         (integer_store_memory_operand, read_only_operand,
7881         function_label_operand, borx_reg_operand,
7882         non_hard_reg_operand): Likewise.
7883         (eq_neq_comparison_operator): Delete unused operator.
7884         (legitimize_pic_address): Use VOIDmode for mode argument in calls to
7885         function_label_operand.
7886         (emit_move_sequence): Likewise.
7887
7888 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
7889
7890         * config/i386/sse.md (sseunpackmode): New mode attribute.
7891         (ssepackmode): Ditto.
7892         (vec_pack_trunc_<mode>): Macroize expander from
7893         vec_pack_trunc_{v8hi,v4si,v2di} using VI248_128 mode iterator.
7894         (vec_unpacks_lo_<mode>): Macroize expander from
7895         vec_unpacks_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
7896         (vec_unpacks_hi_<mode>): Macroize expander from
7897         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
7898         (vec_unpacku_lo_<mode>): Macroize expander from
7899         vec_unpacku_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
7900         (vec_unpacku_hi_<mode>): Macroize expander from
7901         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
7902         * config/i386/i386.c (ix86_expand_sse_unpack): Merge with
7903         ix86_expand_sse4_unpack.
7904         * config/i386/i386-protos.h (ix86_expand_sse4_unpack): Remove.
7905
7906 2011-04-16  Jan Hubicka  <jh@suse.cz>
7907
7908         * cgraphbuild.c: Include ipa-inline.h.
7909         (reset_inline_failed): Use initialize_inline_failed.
7910         * cgraph.c: Include ipa-inline.h.
7911         (cgraph_create_node_1): Do not initialize estimated_growth.
7912         (initialize_inline_failed): More to ipa-inline-analysis.c
7913         (dump_cgraph_node): Do not dump inline flags.
7914         * cgraph.h (cgraph_local_info): Remove inlineable, versionable
7915         and disregard_inline_limits flags.
7916         (cgrpah_global_info): Remove estimated_stack_size, stack_frame_offset,
7917         time, size, estimated_growth.
7918         * ipa-cp.c (ipcp_versionable_function_p, ipcp_generate_summary):
7919         Update.
7920         * cgraphunit.c (cgraph_decide_is_function_needed): Use
7921         DECL_DISREGARD_INLINE_LIMITS.
7922         (cgraph_analyze_function): Do not initialize
7923         node->local.disregard_inline_limits.
7924         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
7925         inlinable, versionable and disregard_inline_limits.
7926         * ipa-inline.c (cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
7927         cgraph_check_inline_limits, cgraph_default_inline_p,
7928         cgraph_edge_badness, update_caller_keys, update_callee_keys,
7929         add_new_edges_to_heap): Update.
7930         (cgraph_decide_inlining_of_small_function): Update; set
7931         CIF_FUNCTION_NOT_INLINABLE for uninlinable functions.
7932         (cgraph_decide_inlining, cgraph_edge_early_inlinable_p,
7933         cgraph_decide_inlining_incrementally): Update.
7934         * ipa-inline.h (inline_summary): Add inlinable, versionable,
7935         disregard_inline_limits, estimated_stack_size, stack_frame_offset,
7936         time, size and estimated_growth parameters.
7937         (estimate_edge_growth): Update.
7938         (initialize_inline_failed): Declare.
7939         * ipa-split.c: Include ipa-inline.h
7940         (execute_split_functions): Update.
7941         * ipa.c (cgraph_postorder): Use DECL_DISREGARD_INLINE_LIMITS.
7942         (cgraph_remove_unreachable_nodes): Do not clear inlinable flag.
7943         (record_cdtor_fn): Use DECL_DISREGARD_INLINE_LIMITS.
7944         * ipa-inline-analysis.c (inline_node_removal_hook): Update; set
7945         estimated_growth to INT_MIN.
7946         (inline_node_duplication_hook): Likewise.
7947         (dump_inline_summary): Dump new fields.
7948         (compute_inline_parameters): Update.
7949         (estimate_edge_time, estimate_time_after_inlining,
7950         estimate_size_after_inlining, estimate_growth, inline_read_summary,
7951         inline_write_summary):
7952         (initialize_inline_failed): Move here from cgraph.c.
7953         * tree-sra.c: Include ipa-inline.h.
7954         (ipa_sra_preliminary_function_checks): Update.
7955         * Makefile.in (cgraph.o, cgraphbuild.o): Add dependency on
7956         ipa-inline.h.
7957
7958 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
7959
7960         * config/i386/sse.md (V16): New mode iterator.
7961         (VI1, VI8): Ditto.
7962         (AVXMODEQI, AVXMODEDI): Remove.
7963         (sse2, sse3): New mode attribute.
7964         (mov<mode>): Use V16 mode iterator.
7965         (*mov<mode>_internal): Merge with *avx_mov<mode>_internal.
7966         (push<mode>1): Use V16 mode iterator.
7967         (movmisalign<mode>): Ditto.
7968         (<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
7969         <sse>_movu<ssemodesuffix> and avx_movu<ssemodesuffix><avxmodesuffix>.
7970         (*<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
7971         *<sse>_movu<ssemodesuffix> and *avx_movu<ssemodesuffix><avxmodesuffix>.
7972         (<sse2>_movdqu<avxmodesuffix>): Merge from sse2_movdqu and
7973         avx_movdqu<avxmodesuffix>.
7974         (*<sse2>_movdqu<avxmodesuffix>): Merge from *sse2_movdqu and
7975         *avx_movdqu<avxmodesuffix>.
7976         (<sse3>_lddqu<avxmodesuffix>) Merge from sse3_lddqu and
7977         avx_lddqu<avxmodesuffix>.
7978         (<sse>_movnt<mode>): Merge with avx_movnt<AVXMODEF2P:mode>.
7979         (<sse2>_movnt<mode>): Merge from sse2_movntv2di and
7980         avx_movnt<AVXMODEDI:mode>.
7981         * config/i386/i386.c (ix86_expand_vector_move_misalign): Update for
7982         renamed sse_movups, sse2_movupd and sse2_movdqu patterns.
7983
7984 2011-04-16  Bernd Schmidt  <bernds@codesourcery.com>
7985
7986         PR target/48629
7987         * haifa-sched.c (prune_ready_list, schedule_block): Use
7988         sched_pressure_p rather than flag_sched_pressure.
7989
7990 2011-04-15  Pat Haugen  <pthaugen@us.ibm.com>
7991
7992         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
7993         cgraph_get_node instead of cgraph_get_create_node.
7994
7995 2011-04-15  Jakub Jelinek  <jakub@redhat.com>
7996
7997         * cfgexpand.c (expand_debug_expr): Use
7998         simplify_gen_{unary,binary,ternary} instead of gen_rtx_*.
7999
8000 2011-04-15  Michael Matz  <matz@suse.de>
8001
8002         * tree.h (ALLOCA_FOR_VAR_P): Rename to CALL_ALLOCA_FOR_VAR_P.
8003         * builtins.c (expand_builtin): Use CALL_ALLOCA_FOR_VAR_P.
8004         * function.c (gimplify_parameters): Ditto.
8005         * gimplify.c (gimplify_vla_decl): Ditto.
8006
8007         * gimple.h (enum gf_mask): Add GF_CALL_ALLOCA_FOR_VAR.
8008         (gimple_call_set_alloca_for_var): New inline function.
8009         (gimple_call_alloca_for_var_p): Ditto.
8010         * gimple.c (gimple_build_call_from_tree): Remember
8011         CALL_ALLOCA_FOR_VAR_P state.
8012         * cfgexpand.c (expand_call_stmt): Restore CALL_ALLOCA_FOR_VAR_P state.
8013
8014         * tree-inline.c (inline_forbidden_p_stmt): Don't reject alloca
8015         calls if they were for VLA objects.
8016
8017 2011-04-15  Martin Jambor  <mjambor@suse.cz>
8018
8019         * ipa-prop.c (ipa_analyze_virtual_call_uses): Remove handling
8020         of ADR_EXPRs.
8021
8022 2011-04-15  Martin Jambor  <mjambor@suse.cz>
8023
8024         PR middle-end/48601
8025         * tree-emutls.c (lower_emutls_function_body): Call
8026         cgraph_get_create_node instead of cgraph_get_node.  Do not assert the
8027         result is non-NULL.
8028
8029 2011-04-15  Nicola Pero  <nicola.pero@meta-innovation.com>
8030
8031         * c-decl.c (detect_field_duplicates): Call
8032         objc_detect_field_duplicates instead of objc_get_interface_ivars.
8033
8034 2011-04-15  Nathan Froyd  <froydnj@codesourcery.com>
8035
8036         * gimple.h (gimple_asm_clobbers_memory_p): Declare.
8037         * gimple.c (gimple_asm_clobbers_memory_p): Define.
8038         * ipa-pure-const.c (check_stmt): Call it.
8039         * tree-ssa-operands.c (get_asm_expr_operands): Likewise.
8040
8041 2011-04-15  Richard Guenther  <rguenther@suse.de>
8042
8043         PR tree-optimization/48290
8044         * tree-ssa-copy.c (copy_prop_visit_phi_node): Propagate constants.
8045         Properly decide inhibiting propagation based on the valueized
8046         operand.  Do loop-closed SSA form preserving here ...
8047         (init_copy_prop): ... not here.
8048
8049 2011-04-15  H.J. Lu  <hongjiu.lu@intel.com>
8050
8051         PR target/48612
8052         * config/i386/sse.md (*ieee_smin<mode>3): Switch mnemonics.
8053         (*ieee_smax<mode>3): Likewise.
8054
8055 2011-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8056
8057         * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
8058         Replace match_operand with match_dup for the third operand in
8059         these expanders.
8060
8061 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
8062
8063         * combine.c (subst, combine_simlify_rtx): Add new argument, use it
8064         to track processing of conditionals.  Update all callers.
8065         (try_combine, simplify_if_then_else): Update.
8066
8067 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
8068
8069         * config/m68k/m68k.c (m68k_sched_variable_issue): Handle
8070         -fsched-pressure.
8071
8072 2011-04-15  Georg-Johann Lay  <avr@gjlay.de>
8073
8074         * config/avr/avr.md ("rotl<mode>3",mode=HIDI): Use match_dup
8075         instead of match_operand for operand 3.
8076
8077 2011-04-15  Richard Sandiford  <richard.sandiford@linaro.org>
8078
8079         * recog.h (insn_operand_data): Add an "allows_mem" field.
8080         * genoutput.c (output_operand_data): Initialize it.
8081         * optabs.c (maybe_legitimize_operand_same_code): New function.
8082         (maybe_legitimize_operand): Use it when matching the original
8083         op->value.
8084
8085 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
8086
8087         * gimplify.c: Fix issues in comments throughout.
8088         (voidify_wrapper_expr): Fix long line.
8089         (build_stack_save_restore): Likewise.
8090         (gimplify_loop_expr): Likewise.
8091         (gimplify_compound_lval): Likewise.
8092         (gimplify_init_ctor_eval): Likewise.
8093         (gimplify_modify_expr_rhs): Likewise.
8094         (omp_notice_threadprivate_variable): Likewise.
8095
8096 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
8097
8098         * cfgexpand.c (expand_call_stmt): Convert the function type to the
8099         original one if this is not a builtin function.
8100
8101 2011-04-14  Jakub Jelinek  <jakub@redhat.com>
8102
8103         PR target/48605
8104         * config/i386/sse.md (sse4_1_insertps): If operands[2] is a MEM,
8105         offset it as needed based on top 2 bits in operands[3], change
8106         MEM mode to SFmode and mask those 2 bits away from operands[3].
8107
8108 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
8109
8110         * c-parser.c (c_parser_objc_protocol_definition): Updated for
8111         change from objc_declare_protocols() to objc_declare_protocol().
8112
8113 2011-04-14  Uros Bizjak  <ubizjak@gmail.com>
8114
8115         * config/i386/sse.md (sse4_1): New mode attribute.
8116         (<sse4_1>_blend<ssemodesuffix><avxmodesuffix>): Macroize from
8117         avx_blend<ssemodesuffix><avxmodesuffix> and
8118         sse4_1_blend<ssemodesuffix> using VF mode iterator.
8119         (<sse4_1>_blendv<ssemodesuffix><avxmodesuffix>): Macroize from
8120         avx_blendv<ssemodesuffix><avxmodesuffix> and
8121         sse4_1_blendv<ssemodesuffix> using VF mode iterator.
8122         (<sse4_1>_dp<ssemodesuffix><avxmodesuffix>): Macroize from
8123         avx_dp<ssemodesuffix><avxmodesuffix> and
8124         sse4_1_dp<ssemodesuffix> using VF mode iterator.
8125         (sse4_1_mpsadbw): Merge with *avx_mpsadbw.
8126         (sse4_1_packusdw): Merge with *avx_packusdw.
8127         (sse4_1_pblendvb): Merge with *avx_pblendvb.
8128         (sse4_1_pblendw): Merge with *avx_pblendw.
8129         (avx_vtest<ssemodesuffix><avxmodesuffix>): Use VF mode iterator.
8130         (<sse4_1>_round<ssemodesuffix><avxmodesuffix>): Macroize from
8131         avx_round<ssemodesuffix>256 and sse4_1_round<ssemodesuffix> using
8132         VF mode iterator.
8133         (sse4_1_round<ssescalarmodesuffix>): Merge with
8134         *avx_round<ssescalarmodesuffix>.
8135         (aesenc): Merge with *avx_aesenc.
8136         (aesenclast): Merge with *avx_aesenclast.
8137         (aesdec): Merge with *avx_aesdec.
8138         (aesdeclast): Merge with *avx_aesdeclast.
8139         (pclmulqdq): Merge with *pclmulqdq.
8140         * config/i386/predicates.md (reg_not_xmm0_operand_maybe_avx):
8141         New predicate.
8142         (nonimm_not_xmm0_operand_maybe_avx): Ditto.
8143
8144 2011-04-14  H.J. Lu  <hongjiu.lu@intel.com>
8145
8146         PR middle-end/48608
8147         * cfgexpand.c (get_decl_align_unit): Renamed to ...
8148         (align_local_variable): This.  Update DECL_ALIGN.
8149         (add_stack_var): Updated.
8150         (expand_one_stack_var): Likewise.
8151
8152 2011-04-14  Richard Guenther  <rguenther@suse.de>
8153
8154         * tree-ssa-dse.c (struct dse_global_data, struct dse_block_local_data):
8155         Remove.
8156         (dse_initialize_block_local_data, dse_leave_block,
8157         record_voperand_set, get_stmt_uid): Likewise.
8158         (dse_possible_dead_store_p): Allow any kind of killing stmt.
8159         (dse_optimize_stmt): Remove voperand set handling code.
8160         Simplify and improve to handle any kind of killing stmt.
8161         (dse_record_phi): Remove.
8162         (dse_enter_block): Simplify.
8163         (tree_ssa_dse): Likewise.
8164         * tree-ssa-alias.c (stmt_kills_ref_p_1): Handle some builtins.
8165
8166 2011-04-14  Jan Hubicka  <jh@suse.cz>
8167
8168         * cgraph.c (dump_cgraph_node): Do not dump inline summaries.
8169         * cgraph.h (struct inline_summary): Move to ipa-inline.h
8170         (cgraph_local_info): Remove inline_summary.
8171         * ipa-cp.c: Include ipa-inline.h.
8172         (ipcp_cloning_candidate_p, ipcp_estimate_growth,
8173         ipcp_estimate_cloning_cost, ipcp_insert_stage): Use inline_summary
8174         accesor.
8175         * lto-cgraph.c (lto_output_node): Do not stream inline summary.
8176         (input_overwrite_node): Do not set inline summary.
8177         (input_node): Do not stream inline summary.
8178         * ipa-inline.c (cgraph_decide_inlining): Dump inline summaries.
8179         (cgraph_decide_inlining_incrementally): Do not try to estimate overall
8180         growth; we do not have inline parameters computed for that anyway.
8181         (cgraph_early_inlining): After inlining compute call_stmt_sizes.
8182         * ipa-inline.h (struct inline_summary): Move here from ipa-inline.h
8183         (inline_summary_t): New type and VECtor.
8184         (debug_inline_summary, dump_inline_summaries): Declare.
8185         (inline_summary): Use VOCtor.
8186         (estimate_edge_growth): Kill hack computing call stmt size directly.
8187         * lto-section-in.c (lto_section_name): Add inline section.
8188         * ipa-inline-analysis.c: Include lto-streamer.h
8189         (node_removal_hook_holder, node_duplication_hook_holder): New holders
8190         (inline_node_removal_hook, inline_node_duplication_hook): New functions.
8191         (inline_summary_vec): Define.
8192         (inline_summary_alloc, dump_inline_summary, debug_inline_summary,
8193         dump_inline_summaries): New functions.
8194         (estimate_function_body_sizes): Properly compute size/time of outgoing
8195         calls.
8196         (compute_inline_parameters): Alloc inline_summary; do not compute
8197         size/time of incomming calls.
8198         (estimate_edge_time): Avoid missing time summary hack.
8199         (inline_read_summary): Read inline summary info.
8200         (inline_write_summary): Write inline summary info.
8201         (inline_free_summary): Free all hooks and inline summary vector.
8202         * lto-streamer.h: Add LTO_section_inline_summary section.
8203         * Makefile.in (ipa-cp.o, ipa-inline-analysis.o): Update dependencies.
8204         * ipa.c (cgraph_remove_unreachable_nodes): Fix dump file formating.
8205
8206 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
8207
8208         * tree-vectorizer.h (vect_strided_store_supported): Add a
8209         HOST_WIDE_INT argument.
8210         (vect_strided_load_supported): Likewise.
8211         (vect_permute_store_chain): Return void.
8212         (vect_transform_strided_load): Likewise.
8213         (vect_permute_load_chain): Delete.
8214         * tree-vect-data-refs.c (vect_strided_store_supported): Take a
8215         count argument.  Check that the count is a power of two.
8216         (vect_strided_load_supported): Likewise.
8217         (vect_permute_store_chain): Return void.  Update after above changes.
8218         Assert that the access is supported.
8219         (vect_permute_load_chain): Likewise.
8220         (vect_transform_strided_load): Return void.
8221         * tree-vect-stmts.c (vectorizable_store): Update calls after
8222         above interface changes.
8223         (vectorizable_load): Likewise.
8224         (vect_analyze_stmt): Don't check for strided powers of two here.
8225
8226 2011-04-14  Richard Guenther  <rguenther@suse.de>
8227
8228         PR tree-optimization/48590
8229         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
8230         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
8231         (call_may_clobber_ref_p_1): Handle BUILT_IN_ALLOCA and
8232         BUILT_IN_STACK_SAVE.
8233         * tree-ssa-dce.c (propagate_necessity): Handle
8234         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
8235
8236 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
8237
8238         * c-parser.c (c_parser_objc_class_declaration): Updated call to
8239         objc_declare_class.
8240
8241 2011-04-14  Richard Guenther  <rguenther@suse.de>
8242
8243         * tree.h (get_object_alignment_1): Declare.
8244         * builtins.c (get_object_alignment_1): Split out worker from ...
8245         (get_object_alignment): ... here.
8246         * fold-const.c (get_pointer_modulus_and_residue): Use
8247         get_object_alignment_1.
8248
8249 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
8250
8251         * tree-vectorizer.h (vect_create_data_ref_ptr): Add an extra
8252         type parameter.
8253         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add an aggr_type
8254         parameter.  Generalise code to handle arrays as well as vectors.
8255         (vect_setup_realignment): Update accordingly.
8256         * tree-vect-stmts.c (vectorizable_store): Likewise.
8257         (vectorizable_load): Likewise.
8258
8259 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
8260
8261         * tree-vect-stmts.c (vectorizable_load): Allocate and free dr_chain
8262         within the per-copy loop.
8263
8264 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
8265
8266         * tree-vect-stmts.c (vectorizable_load): Print the number of copies
8267         in the dump file.
8268
8269 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
8270
8271         * doc/options.texi (Negative): Explicitly mention that the
8272         Negative chain must be circular.
8273
8274 2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>
8275
8276         * function.h (block_chainon): Declare.
8277         * function.c (block_chainon): Define.
8278
8279 2011-04-14  Anatoly Sokolov  <aesok@post.ru>
8280             Eric Weddington  <eric.weddington@atmel.com>
8281             Georg-Johann Lay  <avr@gjlay.de>
8282
8283         * config/avr/avr.c ("insn-codes.h", "optabs.h", "langhooks.h"):
8284         New Includes
8285         (avr_init_builtins, avr_expand_builtin,
8286         avr_expand_delay_cycles, avr_expand_unop_builtin,
8287         avr_expand_binop_builtin ): New functions.
8288         (avr_builtin_id): New enum
8289         (struct avr_builtin_description): New struct
8290         (bdesc_1arg, bdesc_2arg): New arrays describing some RTL builtins.
8291         (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
8292
8293         * config/avr/avr.md (UNSPEC_FMUL, UNSPEC_FMULS, UNSPEC_FMULSU,
8294         UNSPECV_ENABLE_IRQS, UNSPECV_NOP, UNSPECV_SLEEP, UNSPECV_WDR,
8295         UNSPECV_DELAY_CYCLES): new enumeration values
8296         (UNSPEC_SEI, UNSPEC_CLI): Remove enumeration values
8297         ("enable_interrupt"): Use UNSPECV_ENABLE_IRQS
8298         ("disable_interrupt"): Use UNSPECV_ENABLE_IRQS
8299         ("*rotlqi3_4"): rename insn to "rotlqi3_4"
8300         ("delay_cycles_1", "delay_cycles_2", "delay_cycles_3",
8301         "delay_cycles_4", "nopv", "sleep", "wdr", "fmul", "fmuls",
8302         "fmulsu"): New insns
8303
8304         * config/avr/avr-c.c: fix line endings
8305         (avr_cpu_cpp_builtins): New builtin defines: __BUILTIN_AVR_NOP,
8306         __BUILTIN_AVR_SEI, __BUILTIN_AVR_CLI, __BUILTIN_AVR_WDR,
8307         __BUILTIN_AVR_SLEEP, __BUILTIN_AVR_SWAP,
8308         __BUILTIN_AVR_DELAY_CYCLES, __BUILTIN_AVR_FMUL,
8309         __BUILTIN_AVR_FMULS, __BUILTIN_AVR_FMULSU.
8310
8311         * doc/extend.texi (AVR Built-in Functions): New node
8312         (Target Builtins): Add documentation of AVR
8313         built-in functions.
8314
8315 2011-04-14  Georg-Johann Lay  <avr@gjlay.de>
8316
8317         PR target/44643
8318         * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
8319         alone. Error if non-const data has attribute progmem.
8320
8321 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
8322
8323         * tree.h (struct tree_constructor): Include tree_typed instead of
8324         tree_common.
8325         * tree.c (initialize_tree_contains_struct): Mark TS_CONSTRUCTOR as
8326         TS_TYPED instead of TS_COMMON.
8327
8328 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
8329
8330         * config/i386/sse.md (*sse2_uavgv16qi3): Merge with *avx_uavgv16qi3.
8331         (*sse2_uavgv8hi3): Merge with *avx_uavgv8hi3.
8332         (sse2_psadbw): Merge with *avx_psadbw.
8333         (ssse3_phaddwv8hi3): Merge with *avx_phaddwv8hi3.
8334         (ssse3_phadddv4si3): Merge with *avx_phadddv4si3.
8335         (ssse3_phaddswv8hi3): Merge with *avx_phaddswv8hi3.
8336         (ssse3_phsubwv8hi3): Merge with *avx_phsubwv8hi3.
8337         (ssse3_phsubdv4si3): Merge with *avx_phsubdv4si3.
8338         (ssse3_phsubswv8hi3): Merge with *avx_phsubswv8hi3.
8339         (ssse3_pmaddubsw128): Merge with *avx_pmaddubsw128.
8340         (*ssse3_pmulhrswv8hi3): Merge with *avx_pmulhrswv8hi3.
8341         (ssse3_pshufbv16qi3): Merge with *avx_pshufbv16qi3.
8342         (ssse3_psign<mode>3): Merge with *avx_psign<mode>3.
8343         (ssse3_palignrti): Merge with *avx_palignrti.
8344
8345 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
8346
8347         * tree-flow.h (struct gimple_df): Make free_ssanames a VEC.
8348         * tree-ssanames.c (fini_ssanames): VEC_free it.
8349         (make_ssa_name_fn): Update for VECness of free_ssanames.
8350         (release_ssa_name, release_dead_ssa_names): Likewise.
8351         * tree.h (struct tree_ssa_name): Include tree_typed instead of
8352         tree_common.
8353         * tree.c (initialize_tree_contains_struct): Mark TS_SSA_NAME as
8354         TS_TYPED instead of TS_COMMON.
8355
8356 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
8357
8358         * postreload-gcse.c (gcse_after_reload_main): Add calls to
8359         statistics_counter_event.
8360         * tree-ssa-copyrename.c (stats): Define.
8361         (rename_ssa_copies): Count coalesced SSA_NAMEs.  Add call to
8362         statistics_counter_event.
8363         * tree-ssa-math-opts.c (reciprocal_stats, sincos_stats): Define.
8364         (bswap_stats, widen_mul_stats): Define.
8365         (insert_reciprocals): Increment rdivs_inserted.
8366         (execute_cse_reciprocals): Zeroize reciprocal_stats.  Increment
8367         rfuncs_inserted.  Add calls to statistics_counter_event.
8368         (execute_cse_sincos_1): Increment inserted.
8369         (execute_cse_sincos): Zeroize sincos_stats.  Add call to
8370         statistics_counter_event.
8371         (execute_optimize_bswap): Zeroize bswap_stats.  Increment fields
8372         of bswap_stats.  Add calls to statistics_counter_event.
8373         (convert_mult_to_widen): Increment widen_mults_inserted.
8374         (convert_plusminus_to_widen): Increment maccs_inserted.
8375         (convert_mult_to_fma): Increment fmas_inserted.
8376         (execute_optimize_widening_mul): Zeroize widen_mul_stats.  Add
8377         calls to statistics_counter_event.
8378
8379 2011-04-13  Vladimir Makarov  <vmakarov@redhat.com>
8380
8381         PR rtl-optimization/48455
8382         * ira-costs.c (find_costs_and_classes): Use i_mem_cost instead of
8383         `temp_costs->mem_cost'.
8384
8385 2011-04-13  Jan Hubicka  <jh@suse.cz>
8386
8387         * ipa-inline.h: New file.
8388         * ipa-inline-analysis.c: New file. Broken out of ...
8389         * ipa-inline.c: ... this file; update toplevel comment;
8390         include ipa-inline.h
8391         (inline_summary): Move to ipa-inline.h
8392         (cgraph_estimate_edge_time): Rename to estimate_edge_time; move to
8393         ipa-inline-analysis.c.
8394         (cgraph_estimate_time_after_inlining): Rename to
8395         estiamte_time_after_inlining; move to ipa-inline-analysis.c
8396         (cgraph_estimate_edge_growth): Move to ipa-inline-analysis.c; rename
8397         to estimate_edge_growth.
8398         (cgraph_estimate_size_after_inlining): Move to ipa-inline-analysis.c;
8399         rename to estimate_size_after_inlining.
8400         (cgraph_mark_inline_edge): Update for new naming convention.
8401         (cgraph_check_inline_limits): Likewise.
8402         (cgraph_edge_badness): Likewise.
8403         (cgraph_decide_recursive_inlining): Likewise.
8404         (cgraph_decide_inlining_of_small_functions): Likewise.
8405         (cgraph_decide_inlining_incrementally): Likewise.
8406         (cgraph_estimate_growth): Rename to estimate_growth; move to
8407         ipa-inline-analysis.c.
8408         (eliminated_by_inlining_prob): Move to ipa-inline-analysis.c.
8409         (estimate_function_body_sizes): Move to ipa-inline-analysis.c.
8410         (compute_inline_parameters): Likewise.
8411         (compute_inline_parameters_for_current): Likewise.
8412         (pass_inline_parameters): Likewise.
8413         (inline_indirect_intraprocedural_analysis): Likewise.
8414         (analyze_function): Rename to inline_analyze_function; likewise.
8415         (add_new_function): Move to ipa-inline-analysis.c.
8416         (inline_generate_summary): Likewise.
8417         (inline_read_summary): Likewise.
8418         (inline_write_summary): Likewise.
8419         * Makefile.in (ipa-inline-analysis.c): New file.
8420
8421 2011-04-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8422
8423         * configure.ac (gcc_cv_as_sparc_gotdata_op): Remove GNU ld check.
8424         * configure: Regenerate.
8425
8426 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
8427
8428         * tree.h (struct tree_int_cst, struct real_value): Include tree_typed
8429         instead of tree_common.
8430         (struct tree_fixed_cst, struct tree_string, struct tree_complex):
8431         Likewise.
8432         * tree.c (initialize_tree_contains_struct): Mark such nodes as being
8433         TS_TYPED rather than TS_COMMON.
8434         * print-tree.c (print_node) [STRING_CST]: Don't print TREE_CHAIN.
8435
8436 2011-04-01  Georg-Johann Lay  <avr@gjlay.de>
8437
8438         PR target/45263
8439         * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Don't use
8440         r20 around calls of __tablejump_elpm__
8441
8442 2011-04-13  Jakub Jelinek  <jakub@redhat.com>
8443
8444         PR middle-end/48591
8445         * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is
8446         NULL.
8447         (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
8448
8449 2011-04-13  Bernd Schmidt  <bernds@codesourcery.com>
8450
8451         * dwarf2out.c (struct dw_cfi_struct): Remove member dw_cfi_next.
8452         (dw_cfi_ref): Add DEF_VEC_P and some DEF_VEC_ALLOC_Ps.
8453         (cfi_vec): New typedef.
8454         (struct dw_fde_struct): Make dw_fde_cfi a cfi_vec. Replace
8455         dw_fde_switch_cfi with an integer dw_fde_switch_cfi_index.
8456         (cie_cfi_vec): New static variable.
8457         (cie_cfi_head): Delete.
8458         (add_cfi): Accept a cfi_vec * as first argument. All callers and
8459         declaration changed. Use vector rather than list operations.
8460         (new_cfi): Don't initialize the dw_cfi_next field.
8461         (add_fde_cfi): Allocate cie_cfi_vec if necessary. Use vector
8462         rather than list operations.
8463         (lookup_cfa): Use vector rather than list operations.
8464         (output_cfis): New argument upto. Accept a cfi_vec rather than
8465         a dw_cfi_ref list head as argument. All callers changed.
8466         Iterate over the vector using upto as a maximum index.
8467         (output_all_cfis): New static function.
8468         (output_fde): Use vector rather than list operations. Use the
8469         new upto argument for output_cfis rather than manipulating a
8470         list.
8471         (dwarf2out_begin_prologue): Change initializations to match
8472         new struct members.
8473         (dwarf2out_switch_text_section): Initialize dw_fde_switch_cfi_index
8474         from the vector length rather than searching for the end of a list.
8475         Use output_all_cfis.
8476         (convert_cfa_to_fb_loc_list): Use vector rather than list operations.
8477
8478 2011-04-13  Nick Clifton  <nickc@redhat.com>
8479
8480         * config/rx/rx.md (movmemsi): Do not use this pattern when
8481         volatile pointers are involved.
8482
8483 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
8484
8485         * config/i386/sse.md (pinsrbits): Remove.
8486         (sse2_packsswb): Merge with *avx_packsswb.
8487         (sse2_packssdw): Merge with *avx_packssdw.
8488         (sse2_packuswb): Merge with *avx_packuswb.
8489         (vec_interleave_highv16qi): Merge with *avx_interleave_highv16qi.
8490         (vec_interleave_lowv16qi): Merge with *avx_interleave_lowv16qi.
8491         (vec_interleave_highv8hi): Merge with *avx_interleave_highv8hi.
8492         (vec_interleave_lowv8hi): Merge with *avx_interleave_lowv8hi.
8493         (vec_interleave_highv4si): Merge with *avx_interleave_highv4si.
8494         (vec_interleave_lowv4si): Merge with *avx_interleave_lowv4si.
8495         (*sse4_1_pinsrb): Merge with *avx_pinsr<ssevecsize>.
8496         (*sse2_pinsrw): Merge with *avx_pinsr<ssevecsize>.
8497         (*sse4_1_pinsrd): Merge with *avx_pinsr<ssevecsize>.
8498         (*sse4_1_pinsrq): Merge with *avx_pinsrq.
8499         (sse2_loadld): Merge with *avx_loadld.
8500         (*vec_extractv2di_1_rex64): Merge with *vec_extractv2di_1_rex64_avx.
8501         (*vec_extractv2di_1_sse2): Merge with *vec_extractv2di_1_avx.
8502         (*vec_concatv2si_sse4_1): Merge with *vec_concatv2si_avx.
8503         (*vec_concatv2di_rex64_sse4_1): Merge with *vec_concatv2di_rex64_avx.
8504         (vec_concatv2di): Merge with *vec_concatv2di_avx.
8505
8506 2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>
8507
8508         * c-decl.c (union lang_tree_node): Check for TS_COMMON before
8509         calling TREE_CHAIN.
8510         * print-tree.c (print_node): Likewise.
8511         * tree-inline.c (copy_tree_r): Likewise.
8512         * c-lang.c (LANG_HOOKS_INIT_TS): Define.
8513         * lto-streamer-in.c (lto_input_tree_pointers): Check for TS_TYPED
8514         instead of TS_COMMON.
8515         * lto-streamer-out.c (lto_output_tree_pointers): Likewise.
8516         * tree.c (initialize_tree_contains_struct): Handle TS_TYPED.
8517         (copy_node_stat): Zero TREE_CHAIN only if necessary.
8518         (MARK_TS_BASE, MARK_TS_TYPED, MARK_TS_COMMON): Move these...
8519         (MARK_TS_DECL_COMMON, MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL):
8520         ...and these...
8521         (MARK_TS_DECL_WITH_VIS, MARK_TS_DECL_NON_COMMON): ...and these...
8522         * tree.h: ...here.
8523         (TREE_CHAIN): Check for a TS_COMMON structure.
8524         (TREE_TYPE): Check for a TS_TYPED structure.
8525
8526 2011-04-12  Pat Haugen  <pthaugen@us.ibm.com>
8527
8528         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
8529         cgraph_get_create_node instead of cgraph_node.
8530
8531 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
8532
8533         * c-parser.c (c_parser_initelt): Updated call to
8534         objc_build_message_expr.
8535         (c_parser_postfix_expression): Likewise.
8536
8537 2011-04-12  Kai Tietz  <ktietz@redhat.com>
8538
8539         * config/i386/mingw32.h (TARGET_SUBTARGET_DEFAULT): Add
8540         MASK_MS_BITFIELD_LAYOUT bit.
8541
8542 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
8543
8544         * combine.c (update_cfg_for_uncondjump): Instead of testing at_end
8545         assert it is always true.
8546         (try_combine): Don't call update_cfg_for_uncondjump for noop non-jump
8547         moves.
8548
8549 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
8550
8551         * c-parser.c (c_lex_one_token): Rewritten conditional used when
8552         compiling Objective-C to be more efficient.
8553
8554 2011-04-12  Axel Freyn  <axel-freyn@gmx.de>
8555
8556         * opts-common.c (decode_cmdline_options_to_array): Remove variable
8557         argv_copied.
8558
8559 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
8560
8561         * recog.h, genoutput.c, optabs.c: Revert last patch.
8562
8563 2011-04-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
8564
8565         PR target/48090
8566         * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
8567
8568 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
8569
8570         * recog.h (insn_operand_data): Add an "allows_mem" field.
8571         * genoutput.c (output_operand_data): Initialize it.
8572         * optabs.c (maybe_legitimize_operand_same_code): New function.
8573         (maybe_legitimize_operand): Use it when matching the original
8574         op->value.
8575
8576 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
8577
8578         * genpreds.c (process_define_predicate): Move most processing
8579         to gensupport.c.  Continue to validate the expression.
8580         * genrecog.c (did_you_mean_codes, compute_predicate_codes)
8581         (process_define_predicate): Move processing to gensupport.c.
8582         (main): Remove DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE cases.
8583         * gensupport.c (did_you_mean_codes): Moved from genrecog.c.
8584         (compute_predicate_codes): Moved from genrecog.c.  Add lineno
8585         argument.
8586         (valid_predicate_name_p): New function, split out from old
8587         genpreds.c:process_define_predicate.
8588         (process_define_predicate): New function, combining code from
8589         old genpreds.c and genrecog.c functions.
8590         (process_rtx): Call it for DEFINE_PREDICATE and
8591         DEFINE_SPECIAL_PREDICATE.
8592
8593 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
8594
8595         * config/arm/arm.c (arm_print_operand): Use MEM_SIZE to get the
8596         size of a '%A' memory reference.
8597         (T_DREG, T_QREG): New neon_builtin_type_bits.
8598         (arm_init_neon_builtins): Assert that the load and store operands
8599         are neon_struct_operands.
8600         (locate_neon_builtin_icode): Provide the neon_builtin_type_bits.
8601         (NEON_ARG_MEMORY): New builtin_arg.
8602         (neon_dereference_pointer): New function.
8603         (arm_expand_neon_args): Add a neon_builtin_type_bits argument.
8604         Handle NEON_ARG_MEMORY.
8605         (arm_expand_neon_builtin): Update after above interface changes.
8606         Use NEON_ARG_MEMORY for loads and stores.
8607         * config/arm/predicates.md (neon_struct_operand): New predicate.
8608         * config/arm/iterators.md (V_two_elem): Tweak formatting.
8609         (V_three_elem): Use BLKmode for accesses that have no associated mode.
8610         (V_four_elem): Tweak formatting.
8611         * config/arm/neon.md (neon_vld1<mode>, neon_vld1_dup<mode>)
8612         (neon_vst1_lane<mode>, neon_vst1<mode>, neon_vld2<mode>)
8613         (neon_vld2_lane<mode>, neon_vld2_dup<mode>, neon_vst2<mode>)
8614         (neon_vst2_lane<mode>, neon_vld3<mode>, neon_vld3_lane<mode>)
8615         (neon_vld3_dup<mode>, neon_vst3<mode>, neon_vst3_lane<mode>)
8616         (neon_vld4<mode>, neon_vld4_lane<mode>, neon_vld4_dup<mode>)
8617         (neon_vst4<mode>): Replace pointer operand with a memory operand.
8618         Use %A in the output template.
8619         (neon_vld3qa<mode>, neon_vld3qb<mode>, neon_vst3qa<mode>)
8620         (neon_vst3qb<mode>, neon_vld4qa<mode>, neon_vld4qb<mode>)
8621         (neon_vst4qa<mode>, neon_vst4qb<mode>): Likewise, but halve
8622         the width of the memory access.  Remove post-increment.
8623         * config/arm/neon-testgen.ml: Allow addresses to have an alignment.
8624
8625 2011-04-12  Nick Clifton  <nickc@redhat.com>
8626
8627         * config/v850/v850.c (expand_prologue): Do not use the CALLT
8628         instruction for interrupt handlers if the target is the basic V850
8629         architecture.
8630         (expand_epilogue): Likewise.
8631
8632 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
8633
8634         PR rtl-optimization/48549
8635         * combine.c (propagate_for_debug): Also stop after BB_END of
8636         this_basic_block.  Process LAST and just stop processing after it.
8637         (combine_instructions): If last_combined_insn has been deleted,
8638         set last_combined_insn to its PREV_INSN.
8639
8640 2011-04-12  Richard Guenther  <rguenther@suse.de>
8641
8642         PR tree-optimization/46076
8643         * gimple.h (struct gimple_statement_call): Add fntype field.
8644         (gimple_call_fntype): Adjust.
8645         (gimple_call_set_fntype): New function.
8646         * gimple.c (gimple_build_call_1): Set the call function type.
8647         * gimplify.c (gimplify_call_expr): Preserve the function
8648         type the frontend used for the call.
8649         (gimplify_modify_expr): Likewise.
8650         * lto-streamer-in.c (input_gimple_stmt): Input the call stmts
8651         function type.
8652         * lto-streamer-out.c (output_gimple_stmt): Output the call stmts
8653         function type.
8654         * tree-ssa.c (useless_type_conversion_p): Function pointer
8655         conversions are useless.
8656
8657 2011-04-12  Martin Jambor  <mjambor@suse.cz>
8658
8659         * cgraph.h (cgraph_node): Remove function declaration.
8660         (cgraph_create_node): Declare.
8661         (cgraph_get_create_node): Likewise.
8662         * cgraph.c (cgraph_create_node): Renamed to cgraph_create_node_1.
8663         Updated all callers.
8664         (cgraph_node): Renamed to cgraph_create_node, assert that a node for
8665         the decl does not already exist.  Call cgraph_get_create_node instead
8666         of cgraph_node.
8667         (cgraph_get_create_node): New function.
8668         (cgraph_same_body_alias): Update comment.
8669         (cgraph_set_call_stmt): Call cgraph_get_node instead of cgraph_node,
8670         assert it does not return NULL.
8671         (cgraph_update_edges_for_call_stmt): Likewise.
8672         (cgraph_clone_edge): Likewise.
8673         (cgraph_create_virtual_clone): Likewise.
8674         (cgraph_update_edges_for_call_stmt_node): Call cgraph_get_create_node
8675         instead of cgraph_node.
8676         (cgraph_add_new_function): Call cgraph_create_node or
8677         cgraph_get_create_node instead of cgraph_node.
8678         * cgraphbuild.c (record_reference): Call cgraph_get_create_node
8679         instead of cgraph_node.
8680         (record_eh_tables): Likewise.
8681         (mark_address): Likewise.
8682         (mark_load): Likewise.
8683         (build_cgraph_edges): Call cgraph_get_create_node instead
8684         of cgraph_node.
8685         (rebuild_cgraph_edges): Likewise.
8686         * cgraphunit.c (cgraph_finalize_function): Call cgraph_get_create_node
8687         instead of cgraph_node.
8688         (cgraph_copy_node_for_versioning): Call cgraph_create_node instead of
8689         cgraph_node.
8690         * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Call
8691         cgraph_create_node instead of cgraph_node.
8692         * c-decl.c (finish_function): Call cgraph_get_create_node instead
8693         of cgraph_node.
8694         * lto-cgraph.c (input_node): Likewise.
8695         * lto-streamer-in.c (input_function): Likewise.
8696         * varasm.c (mark_decl_referenced): Likewise.
8697         (assemble_alias): Likewise.
8698
8699 2011-04-12  Martin Jambor  <mjambor@suse.cz>
8700
8701         * tree-inline.c (tree_function_versioning): Call cgraph_get_node
8702         instead of cgraph_node and assert it does not return NULL.
8703         * lto-streamer-in.c (lto_read_body): Likewise.
8704         * omp-low.c (new_omp_context): Likewise.
8705         (create_task_copyfn): Likewise.
8706         * tree-emutls.c (lower_emutls_function_body): Likewise.
8707         * matrix-reorg.c (transform_allocation_sites): Likewise.
8708
8709 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
8710
8711         PR c/48552
8712         * c-typeck.c (build_asm_expr): Error out on attempts to use
8713         void type outputs or inputs for constraints that allow reg or
8714         don't allow memory.
8715
8716 2011-04-11  Chung-Lin Tang  <cltang@codesourcery.com>
8717             Richard Earnshaw  <rearnsha@arm.com>
8718
8719         PR target/48250
8720         * config/arm/arm.c (arm_legitimize_reload_address): Update cases
8721         to use sign-magnitude offsets. Reject unsupported unaligned
8722         cases. Add detailed description in comments.
8723         * config/arm/arm.md (reload_outdf): Disable for ARM mode; change
8724         condition from TARGET_32BIT to TARGET_ARM.
8725
8726 2011-04-11  Nathan Froyd  <froydnj@codesourcery.com>
8727
8728         * tree.h (struct typed_tree): New.
8729         (struct tree_common): Include it instead of tree_base.
8730         (TREE_TYPE): Update for new location of type field.
8731         (TYPE_USER_ALIGN, TYPE_PACKED): Refer to base field directly.
8732         (DECL_USER_ALIGN, DECL_PACKED): Likewise.
8733         (union tree_node): Add typed field.
8734         * treestruct.def (TS_TYPED): New.
8735         * lto-streamer.c (check_handled_ts_structures): Handle it.
8736         * tree.c (MARK_TS_TYPED): New macro.
8737         (MARK_TS_COMMON): Call it instead of MARK_TS_BASE.
8738
8739 2011-04-11  Eric Botcazou  <ebotcazou@adacore.com>
8740
8741         * cfghooks.c (redirect_edge_and_branch_force): Localize variable.
8742         (force_nonfallthru): Do not alter the loop nest if no basic block
8743         was created.
8744
8745 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
8746
8747         * config/i386/sse.md (VI): New mode iterator.
8748         (SSEMODEI): Remove.
8749         (AVX256MODEI): Ditto.
8750         (AVXMODEF4P): Ditto.
8751         (avxvecpsmode): Ditto.
8752         (one_cmpl<mode>2): Enable for TARGET_SSE.  Use VI mode iterator.
8753         (sse2_andnot<mode>3): New expander.
8754         (*andnot<mode>3): Merge with *sse2_andnot<mode>3 and
8755         *avx_andnot<mode>3.  Enable for TARGET_SSE.  Use VI mode iterator.
8756         (<any_logic:code><mode>3): Use VI mode iterator.
8757         (*<any_logic:code><mode>3): Merge with *sse2_<any_logic:code><mode>3
8758         and *avx_<any_logic:code><mode>3.  Use VI mode iterator.
8759         (*andnottf3): Handle AVX three-operand constraints.
8760         (*<any_logic:code>tf3): Handle AVX three-operand constraints.
8761
8762 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
8763             Robert Millan  <rmh@gnu.org>
8764
8765         * config.gcc (x86_64-*-kfreebsd*-gnu): Use i386/kfreebsd-gnu.h.
8766         * config/i386/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER32,
8767         GNU_USER_DYNAMIC_LINKER64): Define.
8768         (REG_NAME): Don't undefine.
8769         (MD_UNWIND_SUPPORT): Undefine.
8770         * config/i386/knetbsd-gnu.h (GNU_USER_LINK_EMULATION): Define.
8771         (REG_NAME): Don't undefine.
8772         (MD_UNWIND_SUPPORT): Undefine.
8773         * config/i386/kopensolaris-gnu.h (GNU_USER_LINK_EMULATION): Define.
8774
8775 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
8776
8777         * config/i386/gnu.h (GNU_USER_LINK_EMULATION): Define.
8778         (CPP_SPEC, CC1_SPEC, ENDFILE_SPEC): Remove.
8779
8780 2011-04-11  Xinliang David Li  <davidxl@google.com>
8781
8782         * value-profile.c (check_ic_target): New function.
8783         (gimple_ic_transform): Sanity check indirect call target.
8784         * gimple-low.c (gimple_check_call_args): Interface change.
8785         (gimple_check_call_matching_types): New function.
8786         * tree-inline.c (tree_can_inline_p): Call new function.
8787
8788 2011-04-11  Basile Starynkevitch  <basile@starynkevitch.net>
8789
8790         * Makefile.in (PLUGIN_HEADERS): Add gimple-pretty-print.h
8791         tree-pretty-print.h & realmpfr.h.
8792
8793 2011-04-11  Vladimir Makarov  <vmakarov@redhat.com>
8794
8795         PR middle-end/48464
8796         * ira.c (setup_pressure_classes): Fix typo in loop condition.
8797         (setup_allocno_and_important_classes): Ditto.
8798
8799 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
8800
8801         * config/alpha/linux-elf.h (LINUX_DYNAMIC_LINKER): Rename to
8802         GNU_USER_DYNAMIC_LINKER.
8803         * config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Change
8804         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8805         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Change
8806         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
8807         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
8808         GNU_USER_TARGET_OS_CPP_BUILTINS.
8809         * config/bfin/linux.h (TARGET_OS_CPP_BUILTINS): Change
8810         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8811         * config/bfin/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
8812         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8813         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Change
8814         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
8815         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
8816         GNU_USER_TARGET_OS_CPP_BUILTINS.
8817         * config/frv/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
8818         GNU_USER_DYNAMIC_LINKER.
8819         * config/gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
8820         GNU_USER_TARGET_OS_CPP_BUILTINS.
8821         * config/i386/gnu-user.h (TARGET_OS_CPP_BUILTINS): Change
8822         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8823         * config/i386/gnu-user64.h (TARGET_OS_CPP_BUILTINS): Change
8824         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8825         * config/i386/linux.h (GNU_USER_DYNAMIC_LINKER): Remove.
8826         * config/i386/linux64.h (GNU_USER_DYNAMIC_LINKER32,
8827         GNU_USER_DYNAMIC_LINKER64): Remove.
8828         * config/ia64/linux.h (TARGET_OS_CPP_BUILTINS): Change
8829         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8830         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
8831         GNU_USER_DYNAMIC_LINKER.
8832         * config/kfreebsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
8833         GNU_USER_TARGET_OS_CPP_BUILTINS.
8834         * config/knetbsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
8835         GNU_USER_TARGET_OS_CPP_BUILTINS.
8836         * config/kopensolaris-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename
8837         to GNU_USER_TARGET_OS_CPP_BUILTINS.
8838         * config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
8839         GNU_USER_TARGET_OS_CPP_BUILTINS.
8840         (LINUX_DYNAMIC_LINKER): Rename to GNU_USER_DYNAMIC_LINKER.
8841         (LINUX_DYNAMIC_LINKER32): Rename to GNU_USER_DYNAMIC_LINKER32.
8842         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
8843         * config/lm32/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Change
8844         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8845         * config/m32r/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
8846         GNU_USER_DYNAMIC_LINKER.
8847         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
8848         GNU_USER_TARGET_OS_CPP_BUILTINS.
8849         * config/m68k/linux.h (TARGET_OS_CPP_BUILTINS): Change
8850         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8851         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
8852         GNU_USER_DYNAMIC_LINKER.
8853         * config/m68k/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
8854         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8855         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Change
8856         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8857         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
8858         GNU_USER_DYNAMIC_LINKER.
8859         * config/mips/linux64.h (LINUX_DYNAMIC_LINKERN32): Rename to
8860         GNU_USER_DYNAMIC_LINKERN32.
8861         (LINK_SPEC): Change LINUX_DYNAMIC_LINKERN32 to
8862         GNU_USER_DYNAMIC_LINKERN32.  Change LINUX_DYNAMIC_LINKER64 to
8863         GNU_USER_DYNAMIC_LINKER64.  Change LINUX_DYNAMIC_LINKER32 to
8864         GNU_USER_DYNAMIC_LINKER32.
8865         * config/mn10300/linux.h (TARGET_OS_CPP_BUILTINS): Change
8866         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8867         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
8868         GNU_USER_DYNAMIC_LINKER.
8869         * config/moxie/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
8870         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8871         * config/pa/pa-linux.h (TARGET_OS_CPP_BUILTINS): Change
8872         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8873         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
8874         * config/rs6000/linux64.h (LINUX_DYNAMIC_LINKER32): Rename to
8875         GNU_USER_DYNAMIC_LINKER32.
8876         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
8877         * config/rs6000/sysv4.h (LINUX_DYNAMIC_LINKER): Rename to
8878         GNU_USER_DYNAMIC_LINKER.
8879         * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): Change
8880         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8881         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER32 to
8882         GNU_USER_DYNAMIC_LINKER32.  Change LINUX_DYNAMIC_LINKER64 to
8883         GNU_USER_DYNAMIC_LINKER64.
8884         * config/sh/linux.h (TARGET_OS_CPP_BUILTINS): Change
8885         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8886         (SUBTARGET_LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
8887         GNU_USER_DYNAMIC_LINKER.
8888         * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Change
8889         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8890         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
8891         GNU_USER_DYNAMIC_LINKER.
8892         * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Change
8893         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8894         (LINK_ARCH32_SPEC): Change LINUX_DYNAMIC_LINKER32 to
8895         GNU_USER_DYNAMIC_LINKER32.
8896         (LINK_ARCH64_SPEC): Change LINUX_DYNAMIC_LINKER64 to
8897         GNU_USER_DYNAMIC_LINKER64.
8898         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER64 to
8899         GNU_USER_DYNAMIC_LINKER64.
8900         * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Change
8901         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8902         * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Change
8903         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
8904         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
8905
8906 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
8907
8908         * config/i386/gnu-user.h: Copy from linux.h.  Update comments.
8909         (LINK_EMULATION, GLIBC_DYNAMIC_LINKER): Remove.
8910         (SUBTARGET_EXTRA_SPECS): Use GNU_USER_LINK_EMULATION and
8911         GNU_USER_DYNAMIC_LINKER.
8912         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
8913         * config/i386/gnu-user64.h: Copy from linux64.h.  Update comments.
8914         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64): Remove.
8915         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32 and
8916         GNU_USER_DYNAMIC_LINKER64.
8917         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
8918         * config/i386/kfreebsd-gnu.h (LINK_EMULATION): Change to
8919         GNU_USER_LINK_EMULATION.
8920         * config/i386/linux.h (TARGET_ASM_FILE_START_FILE_DIRECTIVE,
8921         DEFAULT_PCC_STRUCT_RETURN, TARGET_TLS_DIRECT_SEG_REFS_DEFAULT,
8922         ASM_COMMENT_START, DBX_REGISTER_NUMBER, NO_PROFILE_COUNTERS,
8923         MCOUNT_NAME, SUBTARGET_FRAME_POINTER_REQUIRED, SIZE_TYPE,
8924         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS,
8925         CPP_SPEC, CC1_SPEC): Remove.
8926         (LINK_EMULATION): Change to GNU_USER_LINK_EMULATION.
8927         (GNU_USER_DYNAMIC_LINKER): Define.
8928         (ASM_SPEC, SUBTARGET_EXTRA_SPECS, LINK_SPEC, ENDFILE_SPEC,
8929         ASM_OUTPUT_ALIGNED_BSS, ASM_OUTPUT_MAX_SKIP_ALIGN,
8930         ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX, CRT_GET_RFIB_DATA,
8931         LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE,
8932         TARGET_ASM_FILE_END, STACK_CHECK_MOVING_SP,
8933         STACK_CHECK_STATIC_BUILTIN, TARGET_THREAD_SSP_OFFSET,
8934         TARGET_CAN_SPLIT_STACK, TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
8935         * config/i386/linux64.h (TARGET_OS_CPP_BUILTINS, CPP_SPEC,
8936         CC1_SPEC, DEFAULT_PCC_STRUCT_RETURN,
8937         TARGET_TLS_DIRECT_SEG_REFS_DEFAULT, SPEC_32, SPEC_64, ASM_SPEC,
8938         LINK_SPEC, ENDFILE_SPEC, MULTILIB_DEFAULTS, LIBGCC2_HAS_TF_MODE,
8939         LIBGCC2_TF_CEXT, TF_SIZE, TARGET_ASM_FILE_END): Remove.
8940         (GNU_USER_DYNAMIC_LINKER32, GNU_USER_DYNAMIC_LINKER64): Define.
8941         (STACK_CHECK_MOVING_SP, STACK_CHECK_STATIC_BUILTIN,
8942         TARGET_THREAD_SSP_OFFSET, TARGET_CAN_SPLIT_STACK,
8943         TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
8944         * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Change to
8945         GNU_USER_DYNAMIC_LINKER.
8946         * config/kfreebsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
8947         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
8948         * config/knetbsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
8949         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
8950         * config/kopensolaris-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
8951         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
8952         * config.gcc (i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu |
8953         i[34567]86-*-knetbsd*-gnu | i[34567]86-*-gnu* |
8954         i[34567]86-*-kopensolaris*-gnu, x86_64-*-linux* |
8955         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Use the new headers.
8956
8957 2011-04-11  Kai Tietz  <ktietz@redhat.com>
8958
8959         PR target/9601
8960         PR target/11772
8961         * config/i386/i386-protos.h (ix86_get_callcvt): New prototype.
8962         * config/i386/i386.c (ix86_handle_cconv_attribute): Adjust
8963         comment.
8964         (ix86_is_msabi_thiscall): Removed.
8965         (ix86_is_type_thiscall): Likewise.
8966         (ix86_get_callcvt): New function.
8967         (ix86_comp_type_attributes): Simplify check.
8968         (ix86_function_regparm): Use ix86_get_callcvt for calling
8969         convention attribute checks.
8970         (ix86_return_pops_args): Likewise.
8971         (ix86_static_chain): Likewise.
8972         (x86_this_parameter): Likewise.
8973         (x86_output_mi_thunk): Likewise.
8974         (ix86_function_type_abi): Optimize check for types without attributes.
8975         * config/i386/i386.h (IX86_CALLCVT_CDECL, IX86_CALLCVT_STDCALL,
8976         IX86_CALLCVT_FASTCALL, IX86_CALLCVT_THISCALL, IX86_CALLCVT_REGPARM,
8977         IX86_CALLCVT_SSEREGPARM): New macros to represent calling convention
8978         by flag-values.
8979         (IX86_BASE_CALLCVT): Helper macro.
8980         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
8981         Use ix86_get_callcvt for calling convention attribute checks and avoid
8982         symbol-decoration for stdcall in TARGET_RTD case.
8983         * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
8984         Likewise.
8985         (gen_stdcall_or_fastcall_suffix): Adjust ident and use DECL_ORIGIN
8986         for declaration.
8987
8988 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
8989
8990         * config/i386/sse.md (VI_128): New mode iterator.
8991         (VI12_128): Rename from SSEMODE12.
8992         (VI14_128): Rename from SSEMODE14.
8993         (VI124_128): New mode iterator.
8994         (VI24_128): Rename from SSEMODE248.
8995         (VI248_128): Rename from SSEMODE248.
8996         (SSEMODE124C8): Remove.
8997         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
8998         (*sse2_<plusminus_insn><mode>3): Merge with
8999         *avx_<plusminus_insn><mode>3.
9000         (*mulv8hi3): Merge with *avx_mulv8hi3.
9001         (*<s>mulv8hi3_highpart): Merge with *avx_<s>mulv8hi3_highpart.
9002         (*sse2_umulv2siv2di3): Merge with *avx_umulv2siv2di3.
9003         (*sse2_pmaddwd): Merge with *avx_pmaddwd.
9004         (*sse4_1_mulv4si3): Merge with *avx_mulv4si3.
9005         (ashr<mode>3): Merge with *avx_ashr<mode>3.
9006         (lshr<mode>3): Merge with *avx_lshr<mode>3.
9007         (ashl<mode>3): Merge with *avx_ashl<mode>3.
9008         (sse2_ashlv1ti3): Merge with *avx_ashlv1ti3.
9009         (sse2_lshrv1ti3): Merge with *avx_lshrv1ti3.
9010         (*sse4_1_<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
9011         (*<smaxmin:code>v8hi3): Ditto.
9012         (*sse4_1_<umaxmin:code><mode>3): Merge with *avx_<umaxmin:code><mode>3.
9013         (*<smaxmin:code>v16qi3): Ditto.
9014         (*sse4_1_eqv2di3): Merge with *avx_eq<mode>3.
9015         (*sse2_eq<mode>3): Ditto.
9016         (*sse4_2_eqv2di3): Merge with *avx_gt<mode>3.
9017         (*sse2_gt<mode>3): Ditto.
9018         (vcondv2di): Split out of vcond<mode>.
9019         (vconduv2di): Split out of vcondu<mode>.
9020
9021 2011-04-11  Richard Guenther  <rguenther@suse.de>
9022
9023         * gimplify.c (gimple_fold_indirect_ref): Check host_integerp
9024         before calling tree_low_cst.
9025
9026 2011-04-11  Richard Guenther  <rguenther@suse.de>
9027
9028         * stor-layout.c (layout_type): Compute all array index size operations
9029         in the original type.
9030         (initialize_sizetypes): Add comment.
9031         (set_sizetype): Do not set TREE_TYPE of a TREE_VEC.
9032
9033 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
9034
9035         * common.opt (Tbss=, Tdata=, Ttext=): New options.
9036
9037 2011-04-11  Martin Jambor  <mjambor@suse.cz>
9038
9039         * cgraph.c (cgraph_local_info): Call cgraph_get_node instead
9040         of cgraph_node, handle NULL return value.
9041         (cgraph_global_info): Likewise.
9042         (cgraph_rtl_info): Likewise.
9043         * tree-inline.c (estimate_num_insns): Likewise.
9044         * gimplify.c (unshare_body): Likewise.
9045         (unvisit_body): Likewise.
9046         (gimplify_body): Likewise.
9047         * predict.c (optimize_function_for_size_p): Likewise.
9048         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
9049         (call_may_clobber_ref_p_1): Likewise.
9050         * varasm.c (function_section_1): Likewise.
9051         (assemble_start_function): Likewise.
9052
9053 2011-04-11  Martin Jambor  <mjambor@suse.cz>
9054
9055         * except.c (set_nothrow_function_flags): Call cgraph_get_node instead
9056         of cgraph_node.
9057         * final.c (rest_of_clean_state): Likewise.
9058         * gimple-iterator.c (update_call_edge_frequencies): Likewise.
9059         * passes.c (pass_init_dump_file): Likewise.
9060         (execute_all_ipa_transforms): Likewise.
9061         (function_called_by_processed_nodes_p): Likewise.
9062         * predict.c (maybe_hot_frequency_p): Likewise.
9063         (probably_never_executed_bb_p): Likewise.
9064         (compute_function_frequency): Likewise.
9065         * tree-nested.c (check_for_nested_with_variably_modified): Likewise.
9066         (unnest_nesting_tree_1): Likewise.
9067         (lower_nested_functions): Likewise.
9068         * tree-optimize.c (execute_fixup_cfg): Likewise.
9069         (tree_rest_of_compilation): Likewise.
9070         * tree-profile.c (gimple_gen_ic_func_profiler): Likewise.
9071         * tree-sra.c (ipa_early_sra): Likewise.
9072         * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
9073         * config/i386/i386.c (ix86_compute_frame_layout): Likewise.
9074         * ipa.c (record_cdtor_fn): Likewise.
9075         * ipa-inline.c (cgraph_early_inlining): Likewise.
9076         (compute_inline_parameters_for_current): Likewise.
9077         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
9078         * ipa-pure-const.c (local_pure_const): Likewise.
9079         * ipa-split.c (split_function): Likewise.
9080         (execute_split_functions): Likewise.
9081         * cgraphbuild.c (build_cgraph_edges): Likewise.
9082         (rebuild_cgraph_edges): Likewise.
9083         (cgraph_rebuild_references): Likewise.
9084         (remove_cgraph_callee_edges): Likewise.
9085         * cgraphunit.c (cgraph_mark_if_needed): Likewise.
9086         (verify_cgraph_node): Likewise.
9087         (cgraph_analyze_functions): Likewise.
9088         (cgraph_preserve_function_body_p): Likewise.
9089         (save_inline_function_body): Likewise.
9090         (save_inline_function_body): Likewise.
9091         * tree-inline.c (copy_bb): Likewise.
9092         (optimize_inline_calls): Likewise.
9093
9094 2011-04-11  Martin Jambor  <mjambor@suse.cz>
9095
9096         PR tree-optimization/48195
9097         * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
9098         ipa_check_create_edge_args.
9099         (ipcp_generate_summary): Do not call ipa_check_create_node_params and
9100         ipa_check_create_edge_args.
9101         * ipa-inline.c (inline_generate_summary): Do not call
9102         ipa_check_create_node_params and ipa_check_create_edge_args.
9103         * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
9104         ipa_check_create_edge_args.
9105
9106 2011-04-09  Anatoly Sokolov  <aesok@post.ru>
9107
9108         * expr.c (expand_expr_real_1): Use add_to_hard_reg_set function
9109         instead of loop.
9110         * sel-sched.c (mark_unavailable_hard_regs): Likewise.
9111         * function.c (record_hard_reg_sets): Likewise.
9112         * ira.c (compute_regs_asm_clobbered): Likewise.
9113         * sched-deps.c (sched_analyze_1): Likewise.
9114         * reload1.c (mark_reload_reg_in_use, choose_reload_regs): Likewise.
9115
9116 2011-04-09  Xinliang David Li  <davidxl@google.com>
9117
9118         PR tree-optimization/PR48484
9119         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds): Set
9120         has_valid_pred lazily
9121
9122 2011-04-09  Duncan Sands  <baldrick@free.fr>
9123
9124         * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
9125
9126 2011-04-08  Eric Botcazou  <ebotcazou@adacore.com>
9127
9128         * combine.c (combine_validate_cost): Adjust comments.  Set registered
9129         cost of I0 to zero at the end, if any.
9130
9131 2011-04-08  Xinliang David Li  <davidxl@google.com>
9132
9133         * ipa-cp.c (ipcp_update_profiling): Correct negative scale factor due
9134         to insane profile data.
9135
9136 2011-04-08  Xinliang David Li  <davidxl@google.com>
9137
9138         * ipa-cp.c (ipcp_update_profiling): Correct
9139          negative scale factor due to insane profile data.
9140
9141 2011-04-08  Xinliang David Li  <davidxl@google.com>
9142
9143         * final.c (dump_basic_block_info): New function.
9144         (final): Dump basic block.
9145         (final_scan_insn): Remove old dump.
9146
9147 2011-04-08  Steven G. Kargl  <kargl@gcc.gnu.org>
9148
9149         PR target/47829
9150         * config.gcc (i386-*-freebsd): Disable unwind table generation for
9151         crtbegin/crtend.
9152
9153 2011-04-08  Michael Matz  <matz@suse.de>
9154
9155         PR middle-end/48389
9156         * jump.c (rebuild_jump_labels_1, rebuild_jump_labels_chain): New
9157         functions.
9158         (rebuild_jump_labels): Call rebuild_jump_labels_1.
9159         * rtl.h (rebuild_jump_labels_chain): Declare.
9160         * cfgexpand.c (gimple_expand_cfg): Initialize JUMP_LABEL also on
9161         insns inserted on edges.
9162
9163 2011-04-08  Joseph Myers  <joseph@codesourcery.com>
9164
9165         * config.gcc (arm*-*-*): Add arm/arm-tables.opt to extra_options.
9166         * config/arm/arm-arches.def: New.
9167         * config/arm/arm-opts.h: New.
9168         * config/arm/genopt.sh: New.
9169         * config/arm/arm-tables.opt: New (generated).
9170         * config/arm/arm.c (arm_handle_option, arm_target_help,
9171         TARGET_HANDLE_OPTION, TARGET_HELP, arm_find_cpu): Remove.
9172         (all_architectures): Get most table contents from arm-arches.def.
9173         (arm_option_override): Set arm_selected_arch, arm_selected_cpu and
9174         arm_selected_tune here.
9175         * config/arm/arm.h (enum processor_type): Move to arm-opts.h.
9176         * config/arm/arm.opt (config/arm/arm-opts.h): New HeaderInclude.
9177         (march=, mcpu=, mtune=): Use Enum and Var.
9178         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt): New.
9179         (arm.o): Update dependencies.
9180
9181 2011-04-08  Basile Starynkevitch  <basile@starynkevitch.net>
9182
9183         * gengtype.c (write_typed_alloc_def): New argument f. Use it instead
9184         of header_file.
9185         (write_typed_struct_alloc_def, write_typed_typedef_alloc_def)
9186         (write_typed_alloc_defns): Likewise.
9187         (main): Calls write_typed_alloc_defns with output_header.
9188
9189 2011-04-08  Vladimir Makarov  <vmakarov@redhat.com>
9190
9191         PR inline-asm/48435
9192         * ira-color.c (setup_profitable_hard_regs): Add comments.
9193         Don't take prohibited hard regs into account.
9194         (setup_conflict_profitable_regs): Rename to
9195         get_conflict_profitable_regs.
9196         (check_hard_reg_p): Check prohibited hard regs.
9197
9198 2011-04-08  Nathan Froyd  <froydnj@codesourcery.com>
9199
9200         * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Call use_reg.
9201         * config/xtensa/xtensa.c (xtensa_call_tls_desc): Likewise.
9202         * config/sparc/sparc.c (sparc_legitimize_tls_address): Likewise.
9203
9204 2011-04-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
9205
9206         PR target/48366
9207         * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
9208         move from floating point to shift amount register.
9209         (emit_move_sequence): Remove secondary reload support for floating
9210         point to shift amount amount register copies.
9211         (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
9212         amount register copies.
9213         * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
9214         register, return false if mode isn't a scalar integer mode.
9215         * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
9216
9217 2011-04-08  Richard Guenther  <rguenther@suse.de>
9218
9219         * gimple.c (gimple_call_flags): Remove kludge.
9220
9221 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
9222
9223         * sel-sched.c (sel_region_init): Move call to
9224         sel_setup_region_sched_flags after setup_current_loop_nest.
9225
9226 2011-04-08  Andrey Belevantsev  <abel@ispras.ru>
9227
9228         PR rtl-optimization/48272
9229         * sched-deps.c (setup_insn_reg_pressure_info): Export and rename to
9230         init_insn_reg_pressure_info.  Adjust a caller.
9231         * sched-int.h (init_insn_reg_pressure_info): Declare.
9232         * haifa-sched.c (haifa_init_insn): Call init_insn_reg_pressure_info
9233         when sched-pressure is enabled.
9234
9235 2011-04-08  Richard Guenther  <rguenther@suse.de>
9236
9237         * gimple.c (gimple_set_modified): Do not queue calls to
9238         MODIFIED_NORETURN_CALLS here ...
9239         * tree-ssa-operands.c (update_stmt_operands): ... but here.
9240
9241 2011-04-08  Richard Guenther  <rguenther@suse.de>
9242
9243         PR lto/48467
9244         * toplev.c (lang_dependent_init): Do not open asm_out_file
9245         in WPA mode, nor perform debug machinery initialization.
9246         (finalize): Do not unlink asm_out_file in WPA mode.
9247
9248 2011-04-08  Richard Guenther  <rguenther@suse.de>
9249
9250         * gimple.h (gimple_call_fntype): New function.
9251         (gimple_call_return_type): Use it.
9252         * expr.c (expand_expr_real_1): Use gimple_call_fntype.
9253         * gimple-low.c (gimple_check_call_args): Likewise.
9254         * gimple.c (gimple_call_flags): Likewise.
9255         (gimple_call_arg_flags): Likewise.
9256         (gimple_call_return_flags): Likewise.
9257         * tree-cfg.c (verify_gimple_call): Likewise.
9258         (do_warn_unused_result): Likewise.
9259         * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
9260         * value-prof.c (gimple_ic_transform): Fix fndecl check.
9261
9262 2011-04-08  Dmitry Melnik  <dm@ispras.ru>
9263
9264         PR rtl-optimization/48235
9265         * sel-sched.c (code_motion_process_successors): Recompute the last
9266         insn in basic block if control flow changed.
9267         (code_motion_path_driver): Ditto.  Recompute the first insn as well.
9268         Update condition for ilist_remove.
9269
9270 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
9271
9272         PR rtl-optimization/48302
9273         * sel-sched-ir.h (sel_add_loop_preheaders): Update prototype.
9274         * sel-sched-ir.c (sel_add_loop_preheaders): Add 'bbs' argument.  Use
9275         it to record added preheader blocks.
9276         * sel-sched.c (setup_current_loop_nest): Add 'bbs' argument.  Pass it
9277         on to sel_add_loop_preheaders.
9278         (sel_region_init): Move call to setup_current_loop_nest after
9279         sel_init_bbs.
9280
9281 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
9282
9283         PR target/48273
9284         * cfgloop.h (loop_has_exit_edges): New helper.
9285         * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
9286         non-clonable.
9287         * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
9288         that have no exit edges.
9289
9290 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
9291
9292         PR rtl-optimization/48442
9293         * sel-sched.c (init_seqno): Remove number_of_insns argument.  Update
9294         all callers.  Adjust assert.
9295
9296 2011-04-08  Jakub Jelinek  <jakub@redhat.com>
9297
9298         PR tree-optimization/48377
9299         * tree-vect-data-refs.c (vector_alignment_reachable_p): Set
9300         is_packed to true even for types with smaller TYPE_ALIGN than
9301         TYPE_SIZE.
9302
9303 2011-04-08  Richard Guenther  <rguenther@suse.de>
9304
9305         PR bootstrap/48513
9306         * doc/tm.texi: Re-generate.
9307
9308 2011-04-08  Wei Guozhi  <carrot@google.com>
9309
9310         PR target/47855
9311         * config/arm/arm-protos.h (arm_attr_length_push_multi): New prototype.
9312         * config/arm/arm.c (arm_attr_length_push_multi): New function.
9313         * config/arm/arm.md (*push_multi): Change the length computation to
9314         call a C function.
9315
9316 2011-04-08  Anatoly Sokolov  <aesok@post.ru>
9317
9318         * doc/tm.texi.in (ASM_OUTPUT_BSS): Remove documentation.
9319         (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS): Update documentation.
9320         * doc/tm.texi: Regenerate.
9321         * system.h (ASM_OUTPUT_BSS): Poison.
9322         * varasm.c (asm_output_bss): Remove function.
9323         (emit_bss, init_varasm_once): Don't use ASM_OUTPUT_BSS macro.
9324
9325         * config/frv/frv.h (BSS_SECTION_ASM_OP): Remove comment.
9326         * config/frv/fr30.h (BSS_SECTION_ASM_OP): Likewise.
9327         * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Likewise.
9328         * config/i386/i386elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9329         Likewise.
9330         * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9331         Likewise.
9332         * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9333         Likewise.
9334         * config/m68k/netbsd-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
9335
9336 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
9337
9338         * config/rx/rx.opt (rx610, rx200, rx600): Use Enum not Name on
9339         EnumValue lines.
9340
9341 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
9342
9343         * config/m68k/m68k.c (m68k_handle_option): Don't handle
9344         OPT_m68000, OPT_mc68000, OPT_m68010, OPT_m68020, OPT_mc68020,
9345         OPT_m68030, OPT_m68040, OPT_m68060, OPT_m68302, OPT_m68332 and
9346         OPT_mcpu32.
9347         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
9348         handle -mc68000, -m68000, -m68302, -m68010, -mc68020, -m68020,
9349         -m68030, -m68040, -m68060, -mcpu32 and -m68332.
9350         * config/m68k/m68k.opt (m68000, m68010, m68020, m68030, m68040,
9351         m68060, m68302, m68332, mc68000, mc68020, mcpu32): Use Alias.
9352         * config/m68k/t-mlibs (CANONICALIZE_OPTIONS): Remove.
9353         (MULTILIB_OPTIONS): Don't use $(CANONICALIZE_OPTIONS).
9354         (MULTILIB_MATCHES): Map -march= options to corresponding -mcpu=
9355         options.  Don't map other m68k options manually.  Don't handle
9356         old-style options as canonical.
9357         (MULTILIB_EXCEPTIONS): Don't use $(CANONICALIZE_OPTIONS).
9358         * doc/install.texi (m68k-*-*): Document binutils version requirement.
9359
9360 2011-04-07  Eric Botcazou  <ebotcazou@adacore.com>
9361
9362         * basic-block.h (force_nonfallthru): Move to...
9363         * cfghooks.h (struct cfg_hooks): Add force_nonfallthru hook.
9364         (force_nonfallthru): ...here.
9365         * cfghooks.c (force_nonfallthru): New function.
9366         * cfgrtl.c (force_nonfallthru): Rename into...
9367         (rtl_force_nonfallthru): ...this.
9368         (commit_one_edge_insertion): Do not set AUX field.
9369         (commit_edge_insertions): Do not discover new basic blocks.
9370         (rtl_cfg_hooks): Add rtl_force_nonfallthru.
9371         (cfg_layout_rtl_cfg_hooks): Likewise.
9372         * function.c (thread_prologue_and_epilogue_insns): Remove bogus
9373         ATTRIBUTE_UNUSED.  Discover new basic blocks in the prologue insns.
9374         * tree-cfg.c (gimple_cfg_hooks): Add NULL for force_nonfallthru.
9375
9376 2011-04-07  Anatoly Sokolov  <aesok@post.ru>
9377
9378         * config/mips/mips.h (REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
9379         Remove macros.
9380
9381 2011-04-07  Uros Bizjak  <ubizjak@gmail.com>
9382
9383         * config/i386/sse.md: Update copyright year.
9384         (avxcvtvecmode): Remove.
9385         (sse_movhlps): Merge with *avx_movhlps.
9386         (sse_movlhps): Merge with *avx_movlhps.
9387         (vec_interleave_highv4sf): Merge with *avx_interleave_highv4sf.
9388         (vec_interleave_lowv4sf): Merge with *avx_interleave_lowv4sf.
9389         (sse_shufps_<mode>): Merge with *avx_shufps_<mode>.
9390         (sse_loadhps): Merge with *avx_loadhps.
9391         (sse_storelps): Merge with *avx_storelps.
9392         (sse_loadlps): Merge with *avx_loadlps.
9393         (sse_movss): Merge with *avx_movss.
9394         (*vec_concatv2sf_sse4_1): Merge with *vec_concatv2sf_avx.
9395         (*vec_concatv4sf_sse): Merge with *vec_concatv4sf_avx.
9396         (*vec_set<mode>_0_sse4_1): Merge with *vec_set<mode>_0_avx.
9397         (*vec_set<mode>_0_sse2): Split multi-unit alternative.
9398         (vec_set<mode>_0): Ditto.
9399         (*vec_setv4sf_sse4_1): Merge with *vec_setv4sf_avx.
9400         (sse4_1_insertps): Merge with *avx_insertps.
9401         (*sse3_interleave_highv2df): Merge with *avx_interleave_highv2df.
9402         (*sse3_interleave_lowv2df): Merge with *avx_interleave_lowv2df.
9403         (vec_interleave_highv2di): Merge with *avx_interleave_highv2di.
9404         (sse2_shufpd_<mode>): Merge with *avx_shufpd_<mode>.
9405         (sse2_storehpd): Merge with *avx_storehpd.
9406         (sse2_loadhpd): Merge with *avx_loadhpd.
9407         (sse2_loadlpd): Merge with *avx_loadlpd.
9408         (sse2_movsd): Merge with *avx_movsd.
9409         (*vec_concatv2df): Merge with *vec_concatv2df.
9410
9411 2011-04-07  Jakub Jelinek  <jakub@redhat.com>
9412
9413         PR debug/48343
9414         * combine.c (combine_instructions): Add last_combined_insn,
9415         update it if insn is after it, pass it to all try_combine calls.
9416         (try_combine): Add last_combined_insn parameter, pass it instead of
9417         i3 to propagate_for_debug.
9418
9419 2011-04-07  Nick Clifton  <nickc@redhat.com>
9420
9421         * config/mn10300/mn10300.md (movqi_internal): Add alternatives
9422         to handle MDR <-> data register transfers.
9423         (movhi_internal): Likewise.
9424
9425 2011-04-07  Alan Modra  <amodra@gmail.com>
9426
9427         * config/rs6000/rs6000.c (rs6000_stack_info): Don't compare against
9428         previous stack info.
9429
9430 2011-04-07  Tom de Vries  <tom@codesourcery.com>
9431
9432         PR target/43920
9433         * cfgcleanup.c (try_crossjump_to_edge): Add dir parameter.  Pass dir to
9434         flow_find_cross_jump.  Swap variables to implement backward replacement.
9435         (try_crossjump_bb): Add argument to try_crossjump_to_edge.
9436
9437 2011-04-07  Tom de Vries  <tom@codesourcery.com>
9438
9439         PR target/43920
9440         * cfgcleanup.c (walk_to_nondebug_insn): New function.
9441         (flow_find_cross_jump): Use walk_to_nondebug_insn.  Recalculate bb1
9442         and bb2.
9443         (try_crossjump_to_edge): Handle case that newpos1 or newpos2 is not
9444         src1 or src2.  Redirect edges to the last basic block.  Update
9445         frequency and count on multiple basic blocks in case of fallthru.
9446
9447 2011-04-07  Tom de Vries  <tom@codesourcery.com>
9448
9449         PR target/43920
9450         * cfgcleanup.c (equal_different_set_p, can_replace_by, merge_dir): New
9451         function.
9452         (old_insns_match_p): Change return type.  Replace return false/true
9453         with return dir_none/dir_both.  Use can_replace_by.
9454         (flow_find_cross_jump): Add dir_p parameter.  Init replacement
9455         direction from dir_p.  Register replacement direction in dir, last_dir
9456         and afterlast_dir.  Handle new return type of old_insns_match_p using
9457         merge_dir.  Return replacement direction in dir_p.
9458         (flow_find_head_matching_sequence, outgoing_edges_match): Handle new
9459         return type of old_insns_match_p.
9460         (try_crossjump_to_edge): Add argument to call to flow_find_cross_jump.
9461         * ifcvt.c ( cond_exec_process_if_block): Add argument to call to
9462         flow_find_cross_jump.
9463         * basic-block.h (enum replace_direction): New type.
9464         (flow_find_cross_jump): Add parameter to declaration.
9465
9466 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
9467
9468         * config/i386/sse.md (AVXMODEDCVTDQ2PS): Remove.
9469         (AVXMODEDCVTPS2DQ): Ditto.
9470         (VEC_FLOAT_MODE): Ditto.
9471         (<sse>_andnot<mode>3): Merge with avx_andnot<mode>3.  Use VF mode
9472         iterator.  Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
9473         (<any_logic:code><mode>3): Use VF mode iterator.
9474         (*<any_logic:code><mode>3): Merge with *avx_<any_logic:code><mode>3.
9475         Use VF mode iterator.
9476         (copysign<mode>3): Use VF mode iterator.
9477         (*andnot<MODEF:mode>3): Merge with *avx_andnot<MODEF:mode>3.  Handle
9478         TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
9479         (*<any_logic:code><MODEF:mode>3): Merge with
9480         *avx_<any_logic:code><MODEF:mode>3.
9481         (sse_cvtsi2ss): Merge with *avx_cvtsi2ss.
9482         (sse_cvtsi2ssq): Merge with *avx_cvtsi2ssq.
9483         (avx_cvtdq2ps256): Split from avx_cvtdq2ps<avxmodesuffix>.
9484         (avx_cvtdq2ps<avxmodesuffix>): Remove.
9485         (sse2_cvtdq2ps): Use %v modifier.
9486         (avx_cvtps2dq256): Split from avx_cvtps2dq<avxmodesuffix>.
9487         (avx_cvtps2dq<avxmodesuffix>): Remove.
9488         (sse2_cvtps2dq): Use %v modifier.
9489         (avx_cvttps2dq256): Split from avx_cvttps2dq<avxmodesuffix>.
9490         (avx_cvttps2dq<avxmodesuffix>): Remove.
9491         (sse2_cvttps2dq): Use %v modifier.
9492         (sse2_cvtsi2sd): Merge with *avx_cvtsi2sd.
9493         (sse2_cvtsi2sdq): Merge with *avx_cvtsi2sdq.
9494         (sse2_cvtsd2siq): Fix insn template.
9495         (sse2_cvtsd2siq_2): Ditto.
9496         (sse2_cvttsd2siq): Ditto.
9497         (sse2_cvtsd2ss): Merge with *avx_cvtsd2ss.
9498         (sse2_cvtss2sd): Merge with *avx_cvtss2sd.
9499
9500 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
9501
9502         * gcov-io.c: Use GCC Runtime Library Exception.
9503
9504 2011-04-06  Jakub Jelinek  <jakub@redhat.com>
9505
9506         PR debug/48466
9507         * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
9508         as base_reg whatever register reg has been eliminated to, instead
9509         of hardcoding STACK_POINTER_REGNUM.
9510
9511 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
9512
9513         * doc/tm.texi.in: Document C target hooks as separate from general
9514         target hooks.
9515         * doc/tm.texi: Regenerate.
9516         * genhooks.c (struct hook_desc): Add docname field.
9517         (HOOK_VECTOR_1, DEFHOOKPOD, DEFHOOK, DEFHOOK_UNDOC).  Initialize
9518         docname field.
9519         (hook_array): Include c-target.def.
9520         (emit_documentation): Use docname field in output.
9521         (emit_init_macros): Take docname argument.  Only emit definitions
9522         for hooks matching docname.
9523         (main): Expect additional arguments in all cases.  Pass argument
9524         to emit_init_macros.
9525         * target.def: Move initial macro definitions and comments to
9526         target-hooks-macros.h.
9527         (gcc_targetcm): Move to c-family/c-target.def.
9528         * target.h (targetcm): Move declaration to c-family/c-target.h.
9529         * targhooks.c (default_handle_c_option): Move to
9530         c-family/c-opts.c.
9531         * targhooks.h (default_handle_c_option): Move declaration to
9532         c-family/c-common.h.
9533         * target-hooks-macros.h: New file.
9534         * config.gcc (target_has_targetcm): Define and use to add to
9535         c_target_objs and cxx_target_objs.
9536         * config/default-c.c: New file.
9537         * config/darwin-c.c: Include c-target.h and c-target-def.h instead
9538         of target.h and target-def.h.
9539         (TARGET_HANDLE_C_OPTION, targetcm): Define later in file.
9540         (darwin_objc_construct_string, darwin_cfstring_ref_p,
9541         darwin_check_cfstring_format_arg): Make static.
9542         (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
9543         TARGET_STRING_OBJECT_REF_TYPE_P,
9544         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): Define here.
9545         * config/darwin-protos.h (darwin_objc_construct_string,
9546         darwin_cfstring_ref_p, darwin_check_cfstring_format_arg): Don't
9547         declare.
9548         * config/darwin.h (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
9549         TARGET_STRING_OBJECT_REF_TYPE_P,
9550         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG, TARGET_HAS_TARGETCM): Remove.
9551         * config/t-darwin (darwin-c.o): Update dependencies.
9552         * system.h (TARGET_HAS_TARGETCM): Poison.
9553         * Makefile.in (TARGET_H): Update.
9554         (TARGET_DEF, C_TARGET_DEF, C_TARGET_H, C_TARGET_DEF_H): Define.
9555         (c-family/c-format.o, c-family/c-opts.o): Update dependencies.
9556         (default-c.o): New target.
9557         (s-target-hooks-def-h): Pass "Target Hook" string to genhooks.
9558         (c-family/c-target-hooks-def.h, s-c-target-hooks-def-h): New targets.
9559         (s-tm-texi): Pass -d option to genhooks.  Also test timestamp on
9560         c-target.def.
9561         (build/genhooks.o): Update dependencies.
9562
9563 2011-04-06  Richard Guenther  <rguenther@suse.de>
9564
9565         * ipa-inline.c (enum inlining_mode): Remove.
9566         (cgraph_flatten): Use some other token.
9567         (cgraph_edge_early_inlinable_p): New function, split out from ...
9568         (cgraph_perform_always_inlining): New function, split out from ...
9569         (cgraph_decide_inlining_incrementally): ... here.
9570         (cgraph_mark_inline_edge): Adjust.
9571         (cgraph_early_inlining): Re-structure.
9572         (pass_early_inline): Require SSA form.
9573
9574 2011-04-06  Andrew Stubbs  <ams@codesourcery.com>
9575             Julian Brown  <julian@codesourcery.com>
9576             Mark Shinwell  <shinwell@codesourcery.com>
9577
9578         * config/arm/arm.h (arm_class_likely_spilled_p): Check against
9579         LO_REGS only for Thumb-1.
9580         (MODE_BASE_REG_CLASS): Restrict base registers to those which can
9581         be used in short instructions when optimising for size on Thumb-2.
9582
9583 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
9584
9585         * gimple-low.c (lower_gimple_return): When not optimizing, force labels
9586         associated with user returns to be preserved.
9587
9588 2011-04-06  Tristan Gingold  <gingold@adacore.com>
9589
9590         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index,
9591         symbol_queue_size, DBXOUT_DECR_NESTING,
9592         (DBXOUT_DECR_NESTING_AND_RETURN): Also define
9593         if XCOFF_DEBUGGING_INFO.
9594
9595 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
9596
9597         * config/i386/i386.md (attribute isa): New.
9598         (attribute enabled): New.
9599         (setcc_<mode>_sse): Merge from *{avx,sse}_setcc<mode>.
9600         (*fop_<mode>_comm_mixed): Merge with *fop_<mode>_comm_mixed_avx.
9601         (*fop_<mode>_comm_sse): Merge with *fop_<mode>_comm_avx.
9602         (*fop_<mode>_1_mixed): Merge with *fop_<mode>_1_mixed_avx.
9603         (*fop_<mode>_1_sse): Merge with *fop_<mode>_1_avx.
9604         (<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
9605         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.
9606         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.
9607
9608         * config/i386/sse.md (VF): New mode iterator.
9609         (VF1): Ditto.
9610         (VF2): Ditto.
9611         (VF_128): Ditto.
9612         (SSEMODEF4): Remove.
9613         (attribute sse): Handle V8SF and V4DF modes.
9614         (<absneg:code><mode>2): Use VF mode iterator.
9615         (*absneg<mode>2): Merge from *{avx,sse}_absneg<mode>2.  Use VF
9616         mode iterator.
9617         (<plusminus_insn><mode>3): Use VF mode iterator.
9618         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
9619         Use VF mode iterator.
9620         (<sse>_vm<plusminus_insn><mode>3): Merge with
9621         *avx_vm<plusminus_insn><mode>3.  Use VF_128 mode iterator.
9622         (mul<mode>3): Use VF mode iterator.
9623         (*mul<mode>3): Merge with *avx_mul<mode>3.  Use VF mode iterator.
9624         (<sse>_vmmul<mode>3): Merge with *avx_vmmul<mode>3.  Use VF_128
9625         mode iterator.
9626         (div<VF2:mode>3): Merge from divv2df3 and divv4df3.
9627         (div<VF1:mode>3): Merge from divv4sf3 and divv8sf3.
9628         (<sse>_div<mode>3): Merge with *avx_div<mode>3.  Use VF mode iterator.
9629         (<sse>_vmdiv<mode>3): Merge with *avx_vmdiv<mode>3.  Use VF_128
9630         mode iterator.
9631         (<sse>_rcp<mode>2): Merge from avx_rcpv8sf2 and sse_rcpv4sf2.
9632         Use VF1 mode iterator.
9633         (sse_vmrcpv4sf2): Merge with *avx_vmrcpv4sf2.
9634         (sqrt<VF2:mode>2): New expander.
9635         (sqrt<VF1:mode>2): Merge from sqrtv4sf2 and sqrtv8sf2.
9636         (<sse>_sqrt<mode>2): Merge from avx_sqrtv8sf2, sse_sqrtv4sf, sqrtv4df2
9637         and sqrtv2df2.  Use VF mode iterator.
9638         (<sse>_vmsqrt<mode>2): Merge with *avx_vmsqrt<mode>2.  Use VF_128
9639         mode iterator.
9640         (rsqrt<VF1:mode>2): Merge from rsqrtv4sf2 and rsqrtv8sf2.
9641         (<sse>_rsqrt<mode>2): Merge from avx_rsqrtv8sf2 and sse_rsqrt4sf2.
9642         Use VF1 mode iterator.
9643         (sse_vmrsqrtv4sf2): Merge with *avx_vmrsqrtv4sf2.
9644         (<smaxmin:code><mode>3): Use VF mode iterator.
9645         (*<smaxmin:code><mode>3_finite): Merge with
9646         *avx_<smaxmin:code><mode>3_finite.  Use VF mode iterator.
9647         (*<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
9648         (<sse>_vm<smaxmin:code><mode>2): Merge with
9649         *avx_vm<smaxmin:code><mode>2.  Use VF_128 mode iterator.
9650         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.  Use VF
9651         mode iterator.
9652         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.  Use VF
9653         mode iterator.
9654         (sse3_addsubv2df3): Merge with *avx_addsubv2df3.
9655         (sse3_addsubv4sf3): Merge with *avx_addsubv4sf3.
9656         (sse3_h<plusminus_insn>v2df3): Merge with *avx_h<plusminus_insn>v2df3.
9657         (sse3_h<plusminus_insn>v4sf3): Merge with *avx_h<plusminus_insn>v4sf3.
9658         (avx_cmp<mode>3): Rename from avx_cmp<ssemodesuffix><mode>3.  Use
9659         VF mode iterator.
9660         (avx_vmcmp<mode>3): Rename from avx_cmp<ssescalarmodesuffix><mode>3.
9661         Use VF_128 mode iterator.
9662         (<sse>_maskcmp<mode>3): Merge with *avx_maskcmp<mode>3.  Use VF
9663         mode iterator.
9664         (<sse>_vmmaskcmp<mode>3): Merge with *avx_vmmaskcmp<mode>3.  Use
9665         VF_128 mode iterator.
9666         (vcond<mode>): Use VF mode iterator.
9667         * config/i386/predicates.md (sse_comparison_operator): Merge with
9668         avx_comparison_float_operator.  Do not declare as special_predicate.
9669         * config/i386/i386.c (struct builtin_description): Update for renamed
9670         compare patterns.
9671         (ix86_expand_args_builtin): Ditto.
9672         (ix86_expand_sse_compare_mask): Ditto.
9673
9674 2011-04-06  Richard Guenther  <rguenther@suse.de>
9675
9676         * tree-inline.c (estimate_num_insns): For calls simply account
9677         for all passed arguments and a used return value.
9678
9679 2011-04-06  Richard Guenther  <rguenther@suse.de>
9680
9681         PR tree-optimization/47663
9682         * cgraph.h (struct cgraph_edge): Add call_stmt_size and
9683         call_stmt_time fields.
9684         (cgraph_edge_inlinable_p): Declare.
9685         (cgraph_edge_recursive_p): New inline function.
9686         * cgraph.c (cgraph_create_edge_1): Initialize call_stmt_size.
9687         (cgraph_clone_edge): Copy it.
9688         * ipa-inline.c (cgraph_estimate_edge_time): New function.
9689         Account for call stmt time.
9690         (cgraph_estimate_time_after_inlining): Take edge argument.
9691         (cgraph_estimate_edge_growth): Account call stmt size.
9692         (cgraph_estimate_size_after_inlining): Take edge argument.
9693         (cgraph_mark_inline_edge): Adjust.
9694         (cgraph_check_inline_limits): Likewise.
9695         (cgraph_recursive_inlining_p): Remove.
9696         (cgraph_edge_badness): Use cgraph_edge_recursive_p.
9697         (cgraph_decide_recursive_inlining): Take edge argument and
9698         adjust.
9699         (cgraph_decide_inlining_of_small_functions): Do not avoid
9700         diags for recursive inlining here.
9701         (cgraph_flatten): Adjust.
9702         (cgraph_decide_inlining_incrementally): Likewise.
9703         (estimate_function_body_sizes): Remove call cost handling.
9704         (compute_inline_parameters): Initialize caller edge call costs.
9705         (cgraph_estimate_edge_growth): New function.
9706         (cgraph_estimate_growth): Use it.
9707         (cgraph_edge_badness): Likewise.
9708         (cgraph_check_inline_limits): Take an edge argument.
9709         (cgraph_decide_inlining_of_small_functions): Adjust.
9710         (cgraph_decide_inlining): Likewise.
9711         * tree-inline.c (estimate_num_insns): Only account for call
9712         return value if it is used.
9713         (expand_call_inline): Avoid diagnostics on recursive inline
9714         functions here.
9715         * lto-cgraph.c (lto_output_edge): Output edge call costs.
9716         (input_edge): Input edge call costs.
9717
9718 2011-04-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9719
9720         * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
9721
9722 2011-04-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
9723
9724         * doc/invoke.texi (Spec Files): Fix typo.
9725
9726 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
9727
9728         * profile.c (branch_prob): Move declaration of local variable.  Remove
9729         obsolete ??? comment.  Expand the location explicitly instead of using
9730         the LOCATION_FILE and LOCATION_LINE macros.
9731
9732 2011-04-06  Wei Guozhi  <carrot@google.com>
9733
9734         PR target/47855
9735         * config/arm/arm.md (arm_cmpsi_insn): Compute attr "length".
9736         (arm_cond_branch): Likewise.
9737         (arm_cond_branch_reversed): Likewise.
9738         (arm_jump): Likewise.
9739         (push_multi): Likewise.
9740         * config/arm/constraints.md (Py): New constraint.
9741
9742 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
9743
9744         PR bootstrap/48471
9745         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index):
9746         Move these...
9747         (symbol_queue_size, DBXOUT_DECR_NESTING): ...and these...
9748         (DBXOUT_DECR_NESTING_AND_RETURN): ...and this under
9749         #ifdef DBX_DEBUGGING_INFO.
9750
9751 2011-04-05  Bernd Schmidt  <bernds@codesourcery.com>
9752
9753         PR bootstrap/48403
9754         * haifa-sched.c (schedule_block): Increment cycle_issued_insns only
9755         if old and new states differ.
9756
9757 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
9758
9759         * config/m68k/m68k.c (m68k_handle_option): Don't handle OPT_m5200,
9760         OPT_m5206e, OPT_m528x, OPT_m5307, OPT_m5407 and OPT_mcfv4e.
9761         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
9762         handle -m5200, -m5206e, -m528x, -m5307, -m5407 and -mcfv4e.
9763         * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407,
9764         mcfv4e): Use Alias.
9765         * config/m68k/t-mlibs (MULTILIB_MATCHES): Don't map legacy
9766         ColdFire options to -mcpu= options.
9767
9768 2011-04-05  Jeff Law  <law@redhat.com>
9769
9770         * tree-ssa-threadupdate.c (determine_bb_domination_status): Always
9771         check if BB is a successor of LOOP->header and return
9772         NONDOMINATING if it is not, regardless of ENABLE_CHECKING.
9773
9774 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
9775
9776         * cprop.c (struct reg_use): Remove.
9777         (reg_use_table): Make an array of RTX.
9778         (find_used_regs, constprop_register, local_cprop_pass,
9779         bypass_block): Simplify users of reg_use_table.
9780         (cprop_insn): Likewise.  Iterate if copy propagation succeeded
9781         on one of the uses found by find_used_regs.
9782
9783 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
9784
9785         PR bootstrap/48469
9786         * combine.c (combine_instructions): #ifdef AUTO_INC_DEC links
9787         declaration.
9788
9789 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
9790
9791         * combine.c (combine_instructions) [AUTO_INC_DEC]: Declare links
9792         as an rtx.
9793         (try_combine) [AUTO_INC_DEC]: Declare a local link rtx.
9794
9795 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
9796
9797         PR middle-end/48441
9798         * cprop.c (one_cprop_pass): Do not mark_oprs_set of deleted insns.
9799
9800 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
9801
9802         * combine.c: Include obstack.h.
9803         (struct insn_link): Define.
9804         (uid_log_links): Adjust type.
9805         (FOR_EACH_LOG_LINK): New macro.
9806         (insn_link_obstack): Declare.
9807         (alloc_insn_link): Define.
9808         (create_log_links): Call it.  Use FOR_EACH_LOG_LINK and adjust
9809         type of link variables.
9810         (find_single_use, insn_a_feeds_b, combine_instructions): Likewise.
9811         (try_combine, record_promoted_values, distribute_notes): Likewise.
9812         (distribute_links): Likewise.  Tweak prototype.
9813         (clear_log_links): Delete.
9814         (adjust_for_new_dest): Call alloc_insn_link.
9815         * Makefile.in (combine.o): Depend on $(OBSTACK_H).
9816
9817 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
9818
9819         * gcse.c (modify_mem_list): Convert to an array of VECs.
9820         (canon_modify_mem_list, compute_transp): Tweak formatting.
9821         (alloc_gcse_mem): Likewise.  Adjust for modify_mem_list change.
9822         (load_killed_in_block_p): Likewise.
9823         (record_last_mem_set_info): Likewise.
9824         (clear_modify_mem_tables): Likewise.
9825
9826 2011-04-05  Tom de Vries  <tom@codesourcery.com>
9827
9828         PR middle-end/48461
9829         * function.c (emit_use_return_register_into_block): Only define if
9830         HAVE_return.
9831
9832 2011-04-05  Eric Botcazou  <ebotcazou@adacore.com>
9833
9834         * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
9835
9836 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
9837
9838         * config/rx/rx-opts.h: New.
9839         * config/rx/rx.c (rx_cpu_type): Remove.
9840         (rx_handle_option): Don't assert that global structures are in
9841         use.  Access variables via opts pointer.  Defer most handling of
9842         OPT_mint_register_.  Use error_at.
9843         (rx_option_override): Handle deferred OPT_mint_register_ here.
9844         * config/rx/rx.h (enum rx_cpu_types): Move to rx-opts.h.
9845         * config/rx/rx.opt (config/rx/rx-opts.h: New HeaderInclude.
9846         (mcpu=): Use Enum and specifiy rx_cpu_type with Var.
9847         (rx_cpu_types): New Enum and EnumValue entries.
9848         (mint-register=): Use Defer and use Var accordingly.
9849
9850 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
9851
9852         * debug.h (debug_flush_symbol_queue, debug_queue_symbol): Delete.
9853         (debug_free_queue, debug_nesting, symbol_queue_index): Delete.
9854         * final.c (debug_flush_symbol_queue, debug_queue_symbol):
9855         Move these...
9856         (debug_free_queue, debug_nesting, symbol_queue_index):
9857         ...and these...
9858         * dbxout.c: ...to here.  Make static.
9859
9860 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
9861
9862         * gcse.c (modify_pair): Define.  Define a VEC of it.
9863         (canon_modify_mem_list): Convert to an array of VECs.
9864         (free_insn_expr_list_list): Delete.
9865         (clear_modify_mem_tables): Call VEC_free instead.
9866         (record_last_mem_set_info): Don't modify canon_modify_mem_list.
9867         (alloc_gcse_mem): Adjust for canon_modify_mem_list change.
9868         (canon_list_insert, compute_transp): Likewise.
9869
9870 2011-04-05  Tom de Vries  <tom@codesourcery.com>
9871
9872         PR target/43920
9873         * config/arm/arm.h (BRANCH_COST): Set to 1 for Thumb-2 when optimizing
9874         for size.
9875
9876 2011-04-05  Tom de Vries  <tom@codesourcery.com>
9877
9878         PR target/43920
9879         * function.c (emit_use_return_register_into_block): New function.
9880         (thread_prologue_and_epilogue_insns): Use
9881         emit_use_return_register_into_block.
9882
9883 2011-04-05  Tom de Vries  <tom@codesourcery.com>
9884
9885         PR target/43920
9886         * cfgcleanup.c (flow_find_cross_jump): Don't count USE or CLOBBER as
9887         insn.
9888
9889 2011-04-05  Tom de Vries  <tom@codesourcery.com>
9890
9891         * cfgcleanup.c (try_crossjump_bb): Remove 2 superfluous variables.
9892
9893 2011-04-05  Yufeng Zhang  <yufeng.zhang@arm.com>
9894
9895         * config/arm/arm.md (define_constants for unspec): Replace with
9896         define_c_enum.
9897         (define_constants for unspecv): Replace with define_c_enum.
9898         * config/arm/neon.md (define_constants for unspec): Replace with
9899         define_c_enum.
9900
9901 2011-04-04  Richard Henderson  <rth@redhat.com>
9902
9903         PR bootstrap/48400
9904         * dwarf2out.c (output_line_info): Always emit line info from
9905         at least one section.
9906         (dwarf2out_init): Create text_section_line_info here ...
9907         (set_cur_line_info_table): ... not here.
9908
9909 2011-04-04  Vladimir Makarov  <vmakarov@redhat.com>
9910
9911         PR target/48380
9912         * ira.c (ira): Call grow_reg_equivs when fix_reg_equiv_init is
9913         not called.
9914
9915         * ira-emit.c (emit_move_list): Update reg_equiv_init insn list.
9916
9917 2011-04-04  Steven Bosscher  <steven@gcc.gnu.org>
9918
9919         * cprop.c (struct expr): Split 'expr' field in 'dest' and 'src'.
9920         (expr_equiv_p): Remove.
9921         (insert_set_in_table): Look at <dest, src> pair instead of expr.
9922         (hash_scan_set): Update call to insert_set_in_table.
9923         (dump_hash_table): Dump <dest, src> pair.
9924         (lookup_set): Simplify.  Lookup <dest, src> pair.
9925         (compute_transp): Remove, fold heavily simplified code into...
9926         (compute_local_properties): ...here.  Expect COMP and TRANSP
9927         unconditionally.
9928         (find_avail_set): Take set directly from struct expr.
9929         (find_bypass-set): Likewise.
9930         (bypass_block): Likewise.
9931         (cprop_insn): Likewise.  Remove redundant INSN_P test.
9932
9933         * cprop.c (implicit_set_cond_p): Assume nothing about COND, move
9934         checks on form of COND from find_implicit_sets to here.
9935         (find_implicit_sets): Cleanup control flow. Split critical edges
9936         if it exposes implicit sets.  Allocate/resize implicit_sets as
9937         necessary.
9938         (one_cprop_pass): Only delete unreachable blocks if local_cprop_pass
9939         changed something.  Run df_analyze after find_implicit_sets if any
9940         edges were split.  Do not allocate implicit_sets here.
9941
9942         * cprop.c: s/gcse/cprop/ everywhere except for flag_gcse.
9943         (gcse_obstack): Renamed to cprop_obstack.
9944         (GNEW, GNEWVEC, GNEWVAR): Remove.
9945         (gmalloc): Remove.
9946         (alloc_hash_table): Use XNEWVAR instead of GNEWVAR.
9947         (GOBNEW, GOBNEWVAR): Adjust for gcse_obstack renaming.
9948         (gcse_alloc): Likewise, and rename to cprop_alloc.
9949         (alloc_gcse_men, free_gcse_mem): Remove.
9950         (gcse_constant_p): Rename to cprop_constant_p, and adjust all callers.
9951         (compute_hash_table_work): Allocate and free reg_set_bitmap here.
9952         (one_cprop_pass): Likewise. Adjust for gcse_obstack renaming.
9953
9954         * cprop.c (oprs_not_set_p): Remove.
9955         (mark_set, mark_clobber): Remove.
9956         (mark_oprs_set): Rewrite using DF_INSN_INFO_DEFS cache.
9957         (reg_not_set_p): New function.
9958         (find_avail_set): Use reg_not_set_p instead of oprs_not_set_p.
9959         (cprop_insn): Likewise.
9960         (cprop_jump): Use FOR_EACH_EDGE.
9961
9962 2011-04-04  Bernd Schmidt  <bernds@codesourcery.com>
9963
9964         PR bootstrap/48403
9965         * haifa-sched.c (nonscheduled_insns_begin): New static variable.
9966         (rank_for_schedule): Use scheduled_insns vector instead of
9967         last_scheduled_insn.
9968         (ok_for_early_queue_removal): Likewise.
9969         (queue_to_ready): Search forward in nonscheduled_insns_begin if
9970         we have a dbg_cnt.
9971         (choose_ready): Likewise.
9972         (commit_schedule): Use VEC_iterate.
9973         (schedule_block): Initialize nonscheduled_insns_begin.  If we have
9974         a dbg_cnt, use it and ensure the first insn is in the ready list.
9975         (haifa_sched_init): Allocate scheduled_insns.
9976         (sched_extend_ready_list): Don't allocate it; reserve space.
9977         (haifa_sched_finish): Free it.
9978
9979 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
9980
9981         * optc-gen.awk: Always remove type from Variable entry before
9982         recording in var_seen.
9983
9984 2011-04-04  Eric Botcazou  <ebotcazou@adacore.com>
9985
9986         * cfghooks.c (tidy_fallthru_edges): Add ??? comment.
9987         * tree-inline.c (delete_unreachable_blocks_update_callgraph): Remove
9988         call to tidy_fallthru_edges.
9989
9990 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
9991
9992         * doc/options.texi (ToLower): Document.
9993         * opt-functions.awk (switch_bit_fields): Initialize cl_tolower field.
9994         * opts-common.c (decode_cmdline_option): Handle cl_tolower.
9995         * opts.h (cl_option): Add cl_tolower field.
9996         * config/rx/rx.c (rx_handle_option): Use strcmp of -mcpu=
9997         arguments with lowercase strings.
9998         * config/rx/rx.opt (mcpu=): Add ToLower.
9999         * config/rx/t-rx (MULTILIB_MATCHES): Don't handle uppercase -mcpu=
10000         argument.
10001
10002 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
10003
10004         * config/pdp11/pdp11.h (IRA_COVER_CLASSES): Delete.
10005
10006 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
10007
10008         * config/vax/vax.c: Include reload.h.
10009
10010 2011-04-04  Anatoly Sokolov  <aesok@post.ru>
10011
10012         * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Remove.
10013         * config/sparc/sparc.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
10014         (sparc_preferred_reload_class): New function.
10015
10016 2011-04-04  Jakub Jelinek  <jakub@redhat.com>
10017
10018         PR debug/48401
10019         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
10020         Use PAT_VAR_LOCATION_LOC instead of INSN_VAR_LOCATION_LOC.
10021
10022 2011-04-03  Nathan Froyd  <froydnj@codesourcery.com>
10023
10024         * tree.h (struct tree_const_decl): Inherit from tree_decl_common.
10025         * tree.c (initialize_tree_contains_struct): Adjust accordingly.
10026
10027 2011-04-03  Anatoly Sokolov  <aesok@post.ru>
10028
10029         * config/avr/avr.h (ASM_OUTPUT_BSS): Remove.
10030         (ASM_OUTPUT_ALIGNED_BSS): Define.
10031
10032 2011-04-03  Michael Matz  <matz@suse.de>
10033
10034         * lto-streamer.h (struct lto_streamer_cache_d): Remove offsets
10035         and next_slot members.
10036         (lto_streamer_cache_insert, lto_streamer_cache_insert_at,
10037         lto_streamer_cache_lookup, lto_streamer_cache_get): Adjust prototypes.
10038         (lto_streamer_cache_append): Declare.
10039         * lto-streamer.c (lto_streamer_cache_add_to_node_array): Use
10040         unsigned index, remove offset parameter, ensure that we append
10041         or update existing entries.
10042         (lto_streamer_cache_insert_1): Use unsigned index, remove offset_p
10043         parameter, update next_slot for append.
10044         (lto_streamer_cache_insert): Use unsigned index, remove offset_p
10045         parameter.
10046         (lto_streamer_cache_insert_at): Likewise.
10047         (lto_streamer_cache_append): New function.
10048         (lto_streamer_cache_lookup): Use unsigned index.
10049         (lto_streamer_cache_get): Likewise.
10050         (lto_record_common_node): Don't test tree_node_can_be_shared.
10051         (preload_common_node): Adjust call to lto_streamer_cache_insert.
10052         (lto_streamer_cache_delete): Don't free offsets member.
10053         * lto-streamer-out.c (eq_string_slot_node): Use memcmp.
10054         (lto_output_string_with_length): Use lto_output_data_stream.
10055         (lto_output_tree_header): Remove ix parameter, don't write it.
10056         (lto_output_builtin_tree): Likewise.
10057         (lto_write_tree): Adjust callers to above, don't track and write
10058         offset, write unsigned index.
10059         (output_unreferenced_globals): Don't emit all global vars.
10060         (write_global_references): Use unsigned indices.
10061         (lto_output_decl_state_refs): Likewise.
10062         (write_symbol): Likewise.
10063         * lto-streamer-in.c (lto_input_chain): Move earlier.
10064         (input_function): Use unsigned index.
10065         (input_alias_pairs): Don't read and then ignore all global vars.
10066         (lto_materialize_tree): Remove ix_p parameter, don't read index,
10067         don't pass it back, use lto_streamer_cache_append.
10068         (lto_register_var_decl_in_symtab): Use unsigned index.
10069         (lto_register_function_decl_in_symtab): Likewise.
10070         (lto_get_pickled_tree): Don't read in or handle offset, read unsigned
10071         index.
10072         (lto_get_builtin_tree): Don't read index, use
10073         lto_streamer_cache_append.
10074         (lto_read_tree): Adjust call to lto_materialize_tree.
10075
10076         * ipa-inline.c (cgraph_edge_badness): Move growth calculaton,
10077         don't use function calls in arguments to MIN.
10078
10079         * varasm.c (decl_binds_to_current_def_p): Don't check TREE_PUBLIC
10080         twice.
10081
10082         * gimple.c (gimple_type_leader_entry): Mark deletable.
10083
10084 2011-04-03  Alan Modra  <amodra@gmail.com>
10085
10086         * dwarf2out.c (mem_loc_descriptor): Recurse on LO_SUM.
10087
10088 2011-04-03  Michael Matz  <matz@suse.de>
10089
10090         * tree.c (free_lang_data_in_decl): Zero DECL_VINDEX if it's not
10091         an integer.
10092         * tree.h (tree_decl_non_common.vindex): Adjust comment.
10093
10094 2011-04-03  Michael Matz  <matz@suse.de>
10095
10096         * cgraphbuild.c (record_reference): Canonicalize constructor values.
10097         * gimple-fold.c (canonicalize_constructor_val): Accept being called
10098         without function context.
10099         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear
10100         current_function_decl and cfun.
10101
10102 2011-04-03  Michael Matz  <matz@suse.de>
10103
10104         * tree.c (decl_init_priority_insert): Don't create entry for
10105         default priority.
10106         (decl_fini_priority_insert): Ditto.
10107         (fields_compatible_p, find_compatible_field): Remove.
10108         * tree.h (fields_compatible_p, find_compatible_field): Remove.
10109         * gimple.c (gimple_compare_field_offset): Adjust block comment.
10110
10111 2011-04-03  Eric Botcazou  <ebotcazou@adacore.com>
10112
10113         * combine.c (try_combine): Remove useless local variable.
10114
10115 2011-04-03  Richard Guenther  <rguenther@suse.de>
10116             Ira Rosen  <ira.rosen@linaro.org>
10117
10118         * tree-if-conv.c (memrefs_read_or_written_unconditionally): Strip all
10119         non-variable offsets and compare the remaining bases of the two
10120         accesses instead of looking for exact same data-ref.
10121
10122 2011-04-02  Kai Tietz  <ktietz@redhat.com>
10123
10124         PR target/48416
10125         * i386.c (ix86_function_arg_boundary): Fix printf formatter.
10126
10127         * i386.c (ix86_is_msabi_thiscall): New helper function.
10128         (ix86_is_type_thiscall): New helper function.
10129         (ix86_comp_type_attributes): Handle thiscall for method-functions
10130         special.
10131         (init_cumulative_args): Likewise.
10132         (find_drap_reg): Likewise.
10133         (ix86_static_chain): Likewise.
10134         (x86_this_parameter): Likewise.
10135         (x86_output_mi_thunk): Likewise.
10136
10137 2011-04-01  Olivier Hainque  <hainque@adacore.com>
10138             Nicolas Setton  <setton@adacore.com>
10139             Eric Botcazou  <ebotcazou@adacore.com>
10140
10141         * dwarf2out.c (dwarf_attr_name): Map DW_AT_GNAT_descriptive_type.
10142         (add_gnat_descriptive_type_attribute): New function.
10143         (gen_array_type_die): Call it.
10144         (gen_enumeration_type_die): Likewise.
10145         (gen_struct_or_union_type_die): Likewise.
10146         (modified_type_die): Likewise.
10147         * langhooks.h (lang_hooks_for_types): New descriptive_type hook.
10148         * langhooks-def.h (LANG_HOOKS_DESCRIPTIVE_TYPE): Default to NULL.
10149         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_DESCRIPTIVE_TYPE.
10150
10151 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
10152
10153         PR bootstrap/48148
10154         * dwarf2out.c (resolve_addr): Don't call force_decl_die
10155         if DECL_EXTERNAL has non-NULL DECL_ABSTRACT_ORIGIN.
10156
10157         Revert:
10158         2011-03-17  Richard Guenther  <rguenther@suse.de>
10159
10160         PR bootstrap/48148
10161         * lto-cgraph.c (input_overwrite_node): Clear the abstract
10162         origin for decls in other ltrans units.
10163         (input_varpool_node): Likewise.
10164
10165 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
10166
10167         PR middle-end/48335
10168         * expr.c (expand_assignment): Handle all possibilities
10169         if TO_RTX is CONCAT.
10170         * expmed.c (store_bit_field_1): Avoid trying to create invalid SUBREGs.
10171         (store_split_bit_field): If SUBREG_REG (op0) or
10172         op0 itself has smaller mode than word, return it
10173         for offset 0 and const0_rtx for out-of-bounds stores.
10174         If word is const0_rtx, skip it.
10175
10176 2011-04-01  Naveen H.S  <naveen.S@kpitcummins.com>
10177
10178         * config/h8300/h8300.c (print_operand_address): Rename to...
10179         (h8300_print_operand_address): ...this. Make static. Adjust comments.
10180         Call h8300_print_operand and h8300_print_operand_address instead of
10181         print_operand and print_operand_address. Declare.
10182         (print_operand): Renake to...
10183         (h8300_print_operand): ...this. Make static. Adjust comments.
10184         Call h8300_print_operand instead of print_operand. Declare.
10185         (h8300_print_operand_punct_valid_p): Moved from h8300.h file.
10186         (h8300_register_move_cost): Likewise.
10187         (TARGET_PRINT_OPERAND_PUNCT_VALID_P, TARGET_PRINT_OPERAND
10188         TARGET_PRINT_OPERAND_ADDRESS, TARGET_REGISTER_MOVE_COST): Define.
10189         * config/h8300/h8300.h (PRINT_OPERAND_ADDRESS, PRINT_OPERAND
10190         PRINT_OPERAND_PUNCT_VALID_P, REGISTER_MOVE_COST): Delete.
10191         * config/h8300/h8300-protos.h (print_operand): Delete.
10192         (print_operand_address): Delete.
10193
10194 2011-04-01  Richard Henderson  <rth@redhat.com>
10195
10196         PR 48400
10197         * dwarf2out.c (dwarf2out_source_line): Disable discriminators
10198         in strict mode before dwarf4.  Re-order tests to early out
10199         before switching sections.
10200
10201 2011-04-01  Nathan Froyd  <froydnj@codesourcery.com>
10202
10203         * config/h8300/constraints.md: New file.
10204         * config/h8300/h8300.md: Include it.  Use satisfies_constraint_J,
10205         satisfies_constraint_L, and satisfies_constraint_N for peephole2s.
10206         (*tst_extzv_1_n, *tstsi_variable_bit_qi): Use satisfies_constraint_U.
10207         * config/h8300/predicates.md (bit_operand): Likewise.
10208         (incdec_operand): Use satisfies_constraint_M and
10209         satisfies_constraint_O.  Don't use C code block.
10210         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Delete.
10211         * config/h8300/h8300.c (h8300_reg_class_from_letter): Delete.
10212         (compute_mov_length): Use satisfies_constraint_G.
10213         (fix_bit_operand): Use satisfies_constraint_U.
10214         * config/h8300/h8300.h (REG_CLASS_FROM_LETTER): Delete.
10215         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Delete.
10216         (CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O): Delete.
10217         (CONST_OK_FOR_Ppositive, CONST_OK_FOR_Pnegative): Delete.
10218         (CONST_OK_FOR_P, CONSTRAINT_LEN_FOR_P): Delete.
10219         (CONST_OK_FOR_CONSTRAINT_P, CONST_OK_FOR_LETTER_P): Delete.
10220         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
10221         (OK_FOR_Q, OK_FOR_R, OK_FOR_S, OK_FOR_T, OK_FOR_U, OK_FOR_WU): Delete.
10222         (OK_FOR_W, CONSTRAINT_LEN_FOR_W, OK_FOR_Y2, OK_FOR_Y0): Delete.
10223         (OK_FOR_Y, CONSTRAINT_LEN_FOR_Y, OK_FOR_Z): Delete.
10224         (EXTRA_CONSTRAINT_STR, CONSTRAINT_LEN): Delete.
10225         (EXTRA_MEMORY_CONSTRAINT): Delete.
10226
10227 2011-04-01  Andrew Pinski  <pinskia@gmail.com>
10228             Michael Meissner  <meissner@linux.vnet.ibm.com>
10229
10230         PR target/48262
10231         * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
10232         operands, as per the specifications.
10233
10234         * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
10235         (vec_extract_evenv4sf): Ditto.
10236         (vec_extract_evenv8hi): Ditto.
10237         (vec_extract_evenv16qi): Ditto.
10238         (vec_extract_oddv4si): Ditto.
10239
10240 2011-03-31  Mark Wielaard  <mjw@redhat.com>
10241
10242         * dwarf2out.c (dwarf2out_finish): Don't add low_pc and/or
10243         high_pc attribute if the CU has no associated code. Only output
10244         DW_AT_entry_pc for CU if not generating strict dwarf and
10245         dwarf_version < 4.
10246
10247 2011-04-01  Bernd Schmidt  <bernds@codesourcery.com>
10248
10249         * dwarf2out.h (dwarf2out_frame_debug_init): Declare.
10250         * dwarf2out.c (dwarf2out_frame_debug_init): New function, broken
10251         out of ...
10252         (dwarf2out_frame_debug): ... here. Don't handle a NULL argument.
10253         * final.c (final_start_function): Call the new function rather
10254         than using a NULL argument for dwarf2out_frame_debug.
10255
10256         * ifcvt.c (cond_exec_process_insns): Disallow converting a block
10257         that contains the prologue.
10258
10259         * haifa-sched.c (queue_insn): New arg REASON.  All callers
10260         changed.  Print it in debugging output.
10261
10262         * sched-ebb.c (schedule_ebbs): Honor the BB_DISABLE_SCHEDULE flag.
10263
10264         * sched-ebb.c (begin_schedule_ready): Remove second argument.
10265         Split most of the code into...
10266         (begin_move_insn): ... here.  New function.
10267         (ebb_sched_info): Add a pointer to it.
10268         * haifa-sched.c (scheduled_insns): New static variable.
10269         (sched_extend_ready_list): Allocate it.
10270         (schedule_block): Use it to record the order of scheduled insns.
10271         Perform RTL changes to move insns only after all scheduling
10272         decisions have been made.
10273         * modulo-sched.c (sms_sched_haifa_sched_info): Add NULL entry for the
10274         begin_move_insn field.
10275         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
10276         * sched-int.h (struct haifa_sched_info): Remove second argument
10277         from begin_schedule_ready hook.  Add new member begin_move_insn.
10278         * sched-rgn.c (begin_schedule_ready): Remove second argument.
10279         (rgn_const_sched_info): Add NULL entry for the begin_move_insn field.
10280
10281         * haifa-sched.c (prune_ready_list): New function, broken out of
10282         schedule_block.
10283         (schedule_block): Use it.
10284
10285 2011-04-01  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
10286
10287         * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
10288
10289 2011-04-01  Kai Tietz  <ktietz@redhat.com>
10290
10291         * config.gcc (*-*-mingw*): Allow as option the
10292         posix threading model.
10293         * config/i386/mingw32.h (SPEC_PTHREAD1,  SPEC_PTHREAD2):
10294         New macros defined dependent to TARGET_USE_PTHREAD_BY_DEFAULT
10295         definition.
10296         (CPP_SPEC): Add pthread/no-pthread handling.
10297         (LIB_SPEC): Likewise.
10298         * config/i386/mingw-w64.h (CPP_SPEC):Likewise.
10299         (LIB_SPEC): Likewise.
10300         * config/i386/t-cygming (SHLIB_PTHREAD_CFLAG): New
10301         flag to pass -pthread option for shared libgcc build.
10302         (SHLIB_PTHREAD_LDFLAG): New option to pass -lpthread
10303         for shared libgcc build.
10304         * config/i386/t-mingw-pthread: New file.
10305         * config/i386/mingw-pthread.h (TARGET_USE_PTHREAD_BY_DEFAULT):
10306         New define to enable use of library pthread by default.
10307         * config/i386/mingw.opt (pthread): New driver option.
10308         (no-pthread): New driver option.
10309         * config/i386/cygming.opt: Make sure trailing empty line is retained.
10310         * config/i386/mingw-w64.opt: Likewise.
10311
10312 2011-04-01  Gary Funck  <gary@intrepid.com>
10313
10314         * c-decl.c (grokdeclarator): Fix formatting.
10315
10316 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
10317
10318         * expr.c (emit_block_move_via_movmem): Use n_generator_args
10319         instead of n_operands.
10320         (set_storage_via_setmem): Likewise.
10321         * optabs.c (maybe_gen_insn): Likewise.
10322         * config/arm/arm.c (arm_init_neon_builtins): Likewise.
10323         * config/mips/mips.c (mips_expand_builtin_compare_1): Likewise.
10324         (mips_expand_builtin_direct): Likewise.
10325         * config/spu/spu.c (expand_builtin_args): Likewise.
10326
10327 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
10328
10329         * recog.h (insn_data_d): Add n_generator_args.
10330         * genoutput.c (data): Likewise.
10331         (output_insn_data): Print it.
10332         (max_opno, num_dups): Delete.
10333         (scan_operands): Just fill in "d->operand[...]".
10334         (gen_insn, gen_peephole, gen_expand, gen_split): Use get_pattern_stats.
10335
10336 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
10337
10338         * gensupport.h (pattern_stats): New structure.
10339         * gensupport.c (get_pattern_stats_1, get_pattern_stats): New functions.
10340         * genemit.c (max_opno, max_dupno, max_scratch_opno): Delete.
10341         (max_operand_1, max_operand_vec): Delete.
10342         (gen_insn, gen_expand, gen_split): Use get_pattern_stats.
10343
10344 2011-03-31  Nathan Froyd  <froydnj@codesourcery.com>
10345
10346         * emit-rtl.c (emit_pattern_after_setloc): New function.
10347         (emit_insn_after_setloc, emit_jump_insn_after_setloc): Call it.
10348         (emit_call_insn_after_setloc, emit_debug_insn_after_setloc): Likewise.
10349         (emit_pattern_after): New function.
10350         (emit_insn_after, emit_jump_insn_after): Call it.
10351         (emit_call_insn_after, emit_debug_insn_after): Likewise.
10352         (emit_pattern_before_setloc): New function.
10353         (emit_insn_before_setloc, emit_jump_insn_before_setloc): Call it.
10354         (emit_call_insn_before_setloc, emit_debug_insn_before_setloc):
10355         Likewise.
10356         (emit_pattern_before): New function.
10357         (emit_insn_before, emit_jump_insn_before): Call it.
10358         (emit_call_insn_before, emit_debug_insn_before): Likewise.
10359
10360 2011-03-31  Richard Henderson  <rth@redhat.com>
10361
10362         * dwarf2out.c (dw_separate_line_info_ref): Remove.
10363         (dw_separate_line_info_entry): Remove.
10364         (enum dw_line_info_opcode): New.
10365         (dw_line_info_entry): Use it.
10366         (dw_line_info_table, dw_line_info_table_p): New.
10367         (DWARF_LINE_OPCODE_BASE): Include dwarf3 opcodes.
10368         (line_info_table, line_info_label_num): Remove.
10369         (line_info_table_in_use): Remove.
10370         (separate_line_info_table): Remove.
10371         (separate_line_info_table_allocated): Remove.
10372         (separate_line_info_table_in_use): Remove.
10373         (LINE_INFO_TABLE_INCREMENT): Remove.
10374         (line_info_label_num): New.
10375         (cur_line_info_table): New.
10376         (text_section_line_info, cold_text_section_line_info): New.
10377         (separate_line_info): New.
10378         (SEPARATE_LINE_CODE_LABEL): Remove.
10379         (print_dwarf_line_table): Remove.
10380         (debug_dwarf): Don't dump it.
10381         (output_one_line_info_table): New.
10382         (output_line_info): Use it.
10383         (new_line_info_table): New.
10384         (set_cur_line_info_table): New.
10385         (dwarf2out_switch_text_section): Use it.
10386         (dwarf2out_begin_function): Likewise.
10387         (push_dw_line_info_entry): New.
10388         (dwarf2out_source_line): Rewrite for new line info tables.
10389         (dwarf2out_init): Remove dead initailizations.
10390
10391 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
10392
10393         * opts.h (cl_option): Add comments to fields.  Add bit-fields for
10394         various flags.
10395         (CL_SEPARATE_NARGS_SHIFT, CL_SEPARATE_NARGS_MASK,
10396         CL_SEPARATE_ALIAS, CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE,
10397         CL_DISABLED, CL_REPOR, CL_REJECT_NEGATIVE, CL_MISSING_OK,
10398         CL_UINTEGER, CL_NEGATIVE_ALIAS): Remove.
10399         (CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED): Update bit positions.
10400         * opt-functions.awk (flag_init, switch_bit_fields): New.
10401         (switch_flags): Don't handle flags moved to bit-fields.  Don't
10402         generate CL_MISSING_OK or CL_SAVE.
10403         * optc-gen.awk: Update to generate bit-field output as well as
10404         flags field.
10405         * gcc.c (driver_wrong_lang_callback): Use cl_reject_driver
10406         bit-field instead of CL_REJECT_DRIVER flag.
10407         * opts-common.c (generate_canonical_option,
10408         decode_cmdline_option): Use bit-fields instead of CL_* flags.
10409         * opts.c (maybe_default_option): Use cl_reject_negative bit-field
10410         instead of CL_REJECT_NEGATIVE flag.
10411         * toplev.c (print_switch_values): Use cl_report bit-field instead
10412         of CL_REPORT flag.
10413
10414 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
10415
10416         * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
10417         a zero minimum index only if it is redundant.
10418
10419 2011-03-31  Vladimir Makarov  <vmakarov@redhat.com>
10420
10421         PR rtl-optimization/48381
10422         * ira-color.c (assign_hard_reg): Use hard reg set intersection
10423         instead of ira_class_hard_reg_index for calculating conflicting
10424         hard registers.
10425
10426 2011-03-31  Steven Bosscher  <steven@gcc.gnu.org>
10427
10428         * cprop.c: Clean up hash table building.
10429         (reg_avail_info): Remove.
10430         (oprs_available_p): Remove.
10431         (record_last_reg_set_info): Remove.
10432         (record_last_set_info): Remove.
10433         (reg_available_p): New function.
10434         (gcse_constant_p): Do not treat unfolded conditions as constants.
10435         (make_set_regs_unavailable): New function.
10436         (hash_scan_set): Simplify with new reg_available_p.
10437         (compute_hash_table_work): Traverse insns stream only once.
10438         Do not compute reg_avail_info. Traverse insns in reverse order.
10439         Record implicit sets after recording explicit sets from the block.
10440
10441 2011-03-31  Michael Matz  <matz@suse.de>
10442
10443         * builtins.c (build_va_arg_indirect_ref): Use build_simple_mem_ref_loc.
10444
10445 2011-03-31  Anatoly Sokolov  <aesok@post.ru>
10446
10447         * config/h8300/h8300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove macro.
10448         * config/h8300/h8300-protos.h (h8300_get_index): Remove.
10449         * config/h8300/h8300.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
10450         (h8300_mode_dependent_address_p): New function.
10451         (h8300_get_index): Make static.
10452
10453 2011-03-31  Jeff Law  <law@redhat.com>
10454
10455         * reload1.c (elimination_effects): Fix typo in recent change.
10456
10457         * tree-ssa-forwprop.c (forward_propagate_into_cond): Avoid
10458         typo potentially leading to null pointer dereference.
10459
10460         * caller-save.c (new_saved_hard_reg): Eliminate return value.
10461         (setup_save_areas): Corresponding changes to avoid useless
10462         assignments.
10463
10464         * jump.c (reversed_comparison_code_parts): Avoid successive return
10465         statements when REVERSE_CONDITION is defined.
10466
10467         * expr.c (expand_assignment): Avoid useless assignments.
10468         (expand_expr_real_1): Likewise.
10469         (expand_expr_real_2): Avoid useless statements.
10470
10471         * tree-ssa-phiopt.c (minmax_replacement): Avoid useless statement.
10472
10473         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
10474
10475         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Avoid useless
10476         statements.
10477
10478         * stmt.c (expand_expr_stmt): Avoid useless assignment.
10479
10480 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
10481
10482         PR target/47109
10483         * doc/tm.texi.in (TARGET_VERSION): Remove.
10484         * doc/tm.texi: Regenerate.
10485         * system.h (TARGET_VERSION, MACHINE_TYPE): Poison.
10486         * collect2.c (main): Don't use TARGET_VERSION.
10487         * mips-tdump.c (main): Don't use TARGET_VERSION.
10488         * mips-tfile.c (main): Don't use TARGET_VERSION.
10489         * config.gcc (powerpc-wrs-vxworksae): Don't use rs6000/vxworksae.h.
10490         * config/rs6000/vxworksae.h: Remove.
10491         * config/alpha/alpha.h (TARGET_VERSION): Remove.
10492         * config/alpha/freebsd.h (TARGET_VERSION): Remove.
10493         * config/alpha/linux-elf.h (TARGET_VERSION): Remove.
10494         * config/alpha/netbsd.h (TARGET_VERSION): Remove.
10495         * config/alpha/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
10496         * config/arm/arm.h (TARGET_VERSION): Remove.
10497         * config/arm/coff.h (TARGET_VERSION): Remove.
10498         * config/arm/ecos-elf.h (TARGET_VERSION): Remove.
10499         * config/arm/elf.h (TARGET_VERSION): Remove.
10500         * config/arm/freebsd.h (TARGET_VERSION): Remove.
10501         * config/arm/linux-elf.h (TARGET_VERSION): Remove.
10502         * config/arm/netbsd-elf.h (TARGET_VERSION): Remove.
10503         * config/arm/pe.h (TARGET_VERSION): Remove.
10504         * config/arm/rtems-elf.h (TARGET_VERSION): Remove.
10505         * config/arm/semi.h (TARGET_VERSION): Remove.
10506         * config/arm/uclinux-elf.h (TARGET_VERSION): Remove.
10507         * config/arm/unknown-elf.h (TARGET_VERSION): Remove.
10508         * config/arm/vxworks.h (TARGET_VERSION): Remove.
10509         * config/avr/avr.h (TARGET_VERSION): Remove.
10510         * config/bfin/bfin.h (TARGET_VERSION): Remove.
10511         * config/fr30/fr30.h (TARGET_VERSION): Remove.
10512         * config/frv/frv.h (TARGET_VERSION): Remove.
10513         * config/h8300/h8300.h (TARGET_VERSION): Remove.
10514         * config/i386/cygwin.h (TARGET_VERSION): Remove.
10515         * config/i386/darwin.h (TARGET_VERSION): Remove.
10516         * config/i386/darwin64.h (TARGET_VERSION): Remove.
10517         * config/i386/djgpp.h (TARGET_VERSION): Remove.
10518         * config/i386/freebsd.h (TARGET_VERSION): Remove.
10519         * config/i386/freebsd64.h (TARGET_VERSION): Remove.
10520         * config/i386/gnu.h (TARGET_VERSION): Remove.
10521         * config/i386/i386-interix.h (TARGET_VERSION): Remove.
10522         * config/i386/i386elf.h (TARGET_VERSION): Remove.
10523         * config/i386/linux.h (TARGET_VERSION): Remove.
10524         * config/i386/linux64.h (TARGET_VERSION): Remove.
10525         * config/i386/lynx.h (TARGET_VERSION): Remove.
10526         * config/i386/mingw32.h (TARGET_VERSION): Remove.
10527         * config/i386/netbsd-elf.h (TARGET_VERSION): Remove.
10528         * config/i386/netbsd64.h (TARGET_VERSION): Remove.
10529         * config/i386/netware.h (TARGET_VERSION): Remove.
10530         * config/i386/nto.h (TARGET_VERSION): Remove.
10531         * config/i386/openbsd.h (TARGET_VERSION): Remove.
10532         * config/i386/vxworks.h (TARGET_VERSION): Remove.
10533         * config/ia64/elf.h (TARGET_VERSION): Remove.
10534         * config/ia64/freebsd.h (TARGET_VERSION): Remove.
10535         * config/ia64/hpux.h (TARGET_VERSION): Remove.
10536         * config/ia64/linux.h (TARGET_VERSION): Remove.
10537         * config/ia64/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
10538         * config/iq2000/iq2000.h (IQ2000_VERSION, MACHINE_TYPE,
10539         TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
10540         * config/lm32/lm32.h (TARGET_VERSION): Remove.
10541         * config/lm32/uclinux-elf.h (TARGET_VERSION): Remove.
10542         * config/m32c/m32c.h (TARGET_VERSION): Remove.
10543         * config/m32r/linux.h (LINUX_DEFAULT_ELF, TARGET_VERSION): Remove.
10544         * config/m32r/m32r.h (TARGET_VERSION): Remove.
10545         * config/m68k/linux.h (TARGET_VERSION): Remove.
10546         * config/m68k/m68k.h (TARGET_VERSION): Remove.
10547         * config/m68k/netbsd-elf.h (TARGET_VERSION): Remove.
10548         * config/m68k/uclinux.h (TARGET_VERSION): Remove.
10549         * config/mcore/mcore-elf.h (TARGET_VERSION): Remove.
10550         * config/mep/mep.h (TARGET_VERSION): Remove.
10551         * config/microblaze/microblaze.h (MICROBLAZE_VERSION,
10552         MACHINE_TYPE, TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
10553         * config/mips/iris6.h (MACHINE_TYPE): Remove.
10554         * config/mips/linux.h (TARGET_VERSION): Remove.
10555         * config/mips/netbsd.h (MACHINE_TYPE): Remove.
10556         * config/mips/vxworks.h (TARGET_VERSION): Remove.
10557         * config/mmix/mmix.h (TARGET_VERSION): Remove.
10558         * config/mn10300/linux.h (TARGET_VERSION): Remove.
10559         * config/mn10300/mn10300.h (TARGET_VERSION): Remove.
10560         * config/pa/pa.h (TARGET_VERSION): Remove.
10561         * config/pdp11/pdp11.h (TARGET_VERSION): Remove.
10562         * config/picochip/picochip.h (TARGET_VERSION): Remove.
10563         * config/rs6000/aix.h (TARGET_VERSION): Remove.
10564         * config/rs6000/darwin.h (TARGET_VERSION): Remove.
10565         * config/rs6000/darwin64.h (TARGET_VERSION): Remove.
10566         * config/rs6000/eabi.h (TARGET_VERSION): Remove.
10567         * config/rs6000/eabialtivec.h (TARGET_VERSION): Remove.
10568         * config/rs6000/eabisim.h (TARGET_VERSION): Remove.
10569         * config/rs6000/eabispe.h (TARGET_VERSION): Remove.
10570         * config/rs6000/freebsd.h (TARGET_VERSION): Remove.
10571         * config/rs6000/linux.h (TARGET_VERSION): Remove.
10572         * config/rs6000/linux64.h (TARGET_VERSION): Remove.
10573         * config/rs6000/linuxaltivec.h (TARGET_VERSION): Remove.
10574         * config/rs6000/linuxspe.h (TARGET_VERSION): Remove.
10575         * config/rs6000/lynx.h (TARGET_VERSION): Remove.
10576         * config/rs6000/netbsd.h (TARGET_VERSION): Remove.
10577         * config/rs6000/sysv4.h (TARGET_VERSION): Remove.
10578         * config/rs6000/vxworks.h (TARGET_VERSION): Remove.
10579         * config/s390/linux.h (TARGET_VERSION): Remove.
10580         * config/s390/s390.h (TARGET_VERSION): Remove.
10581         * config/s390/tpf.h (TARGET_VERSION): Remove.
10582         * config/score/score.h (TARGET_VERSION): Remove.
10583         * config/sh/linux.h (TARGET_VERSION): Remove.
10584         * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN,
10585         TARGET_VERSION_CPU, TARGET_VERSION): Remove.
10586         * config/sh/sh.h (TARGET_VERSION): Remove.
10587         * config/sh/sh64.h (TARGET_VERSION): Remove.
10588         * config/sh/superh.h (TARGET_VERSION): Remove.
10589         * config/sh/vxworks.h (TARGET_VERSION): Remove.
10590         * config/sparc/freebsd.h (TARGET_VERSION): Remove.
10591         * config/sparc/linux.h (TARGET_VERSION): Remove.
10592         * config/sparc/linux64.h (TARGET_VERSION): Remove.
10593         * config/sparc/netbsd-elf.h (TARGET_VERSION, TARGET_NAME64,
10594         TARGET_NAME32, TARGET_NAME): Remove.
10595         * config/sparc/openbsd64.h (TARGET_VERSION): Remove.
10596         * config/sparc/sp-elf.h (TARGET_VERSION): Remove.
10597         * config/sparc/sp64-elf.h (TARGET_VERSION): Remove.
10598         * config/sparc/sysv4.h (TARGET_VERSION): Remove.
10599         * config/sparc/vxworks.h (TARGET_VERSION): Remove.
10600         * config/spu/spu.h (TARGET_VERSION): Remove.
10601         * config/stormy16/stormy16.h (TARGET_VERSION): Remove.
10602         * config/v850/v850.h (TARGET_VERSION): Remove.
10603         * config/vax/linux.h (TARGET_VERSION): Remove.
10604         * config/vax/vax.h (TARGET_NAME, TARGET_VERSION): Remove.
10605         * config/xtensa/elf.h (TARGET_VERSION): Remove.
10606         * config/xtensa/linux.h (TARGET_VERSION): Remove.
10607
10608 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
10609
10610         PR target/48142
10611         * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
10612         frame-related from frame-unrelated adjustments to the stack pointer.
10613
10614 2011-03-31  Jakub Jelinek  <jakub@redhat.com>
10615
10616         * common.opt (fdebug-types-section): Move earlier.
10617         * doc/invoke.texi: Fix up -fno-debug-types-section documentation.
10618
10619 2011-03-31  Andreas Tobler  <andreast@fgznet.ch>
10620
10621         * config/rs6000/rs6000.c (rs6000_handle_option): Remove unused isel
10622         var.
10623
10624 2011-03-30  Nathan Froyd  <froydnj@codesourcery.com>
10625
10626         * tree.h (CASE_CHAIN): Define.
10627         * tree-cfg.c (edge_to_cases_cleanup, get_cases_for_edge): Use it.
10628         (gimple_redirect_edge_and_branch): Likewise.
10629
10630 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
10631
10632         PR middle-end/48367
10633         * ira-costs.c (find_costs_and_classes): Fix a typo in i_mem_cost
10634         calculation.
10635
10636 2011-03-30  Jeff Law  <law@redhat.com>
10637
10638         * PR bootstrap/48371
10639         * reload1.c (reload): Fix botch in last change.
10640
10641         * reload.h (struct reload): Fix typo introduced in last change.
10642
10643 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
10644
10645         * config/arm/arm.opt (mhard-float, msoft-float): Mark
10646         Undocumented.  Remove help text.
10647         * doc/invoke.texi (ARM Options): Don't document -msoft-float and
10648         -mhard-float.
10649
10650 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
10651
10652         * doc/options.texi (NegativeAlias): Document.
10653         (Alias): Mention NegativeAlias.
10654         * opt-functions.awk: Handle NegativeAlias.
10655         * optc-gen.awk: Disallow NegativeAlias with multiple Alias arguments.
10656         * opts-common.c (decode_cmdline_option): Handle CL_NEGATIVE_ALIAS.
10657         * opts.h (CL_NEGATIVE_ALIAS): Define.
10658         * config/rs6000/rs6000.c (rs6000_parse_yes_no_option): Remove.
10659         (rs6000_handle_option): Don't handle OPT_mvrsave_, OPT_misel_ and
10660         OPT_mspe_.
10661         * config/rs6000/rs6000.opt (mvrsave=, misel=, mspe=): Replace with
10662         Alias entries.
10663         * config/rs6000/t-spe (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
10664         mno-spe and mno-isel instead of mspe=no and -misel=no.
10665
10666 2011-03-29  Mark Wielaard  <mjw@redhat.com>
10667
10668         * common.opt (fdebug-types-section): New flag.
10669         * doc/invoke.texi: Document new -fno-debug-types-section flag.
10670         * dwarf2out.c (use_debug_types): New define.
10671         (struct die_struct): Mark die_id with GTY desc use_debug_types.
10672         (print_die): Guard output of type unit signatures using
10673         use_debug_types.
10674         (build_abbrev_table): Replace assert of dwarf_version >= 4
10675         with assert on use_debug_types.
10676         (size_of_die): Likewise.
10677         (unmark_dies): Likewise.
10678         (value_format): Decide AT_ref_external form on use_debug_types.
10679         (output_die): Replace dwarf_version version check guard with
10680         use_debug_types where appropriate.
10681         (modified_type_die): Likewise.
10682         (gen_reference_type_die): Likewise.
10683         (dwarf2out_start_source_file): Likewise.
10684         (dwarf2out_end_source_file): Likewise.
10685         (prune_unused_types_walk_attribs): Likewise.
10686         (dwarf2out_finish): Likewise.
10687
10688 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
10689
10690         * ira-color.c (ira_assign_hard_reg): Use only one variable 'mode'.
10691
10692 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
10693
10694         PR rtl-optimization/48332
10695         * optabs.c (expand_binop_directly): Set xmodeN to the target-mandated
10696         mode of input operand N and modeN to its actual mode.
10697
10698 2011-03-30  Jeff Law  <law@redhat.com>
10699
10700         * reload.h (reg_equiv_constant): Move into new structure reg_equivs,
10701         define accessor macro.
10702         (reg_equiv_invariant, reg_equiv_memory_loc): Likewise.
10703         (reg_equiv_address, reg_equiv_mem, reg_equiv_alt_mem_list): Likewise.
10704         (reg_equiv_init): Likewise.
10705         (reg_equivs_size): New variable.
10706         (reg_equiv_init_size): Remove.
10707         (allocate_initial_values): Move prototype to here from....
10708         * integrate.h (allocate_initial_values): Remove prototype.
10709         * integrate.c: Include reload.h.
10710         (allocate_initial_values): Corresponding changes.
10711         * ira.c (find_reg_equiv_invariant_cost): Corresponding changes.
10712         (fix_reg_equiv_init, no_equiv): Corresponding changes.
10713         (update_equiv_regs): Corresponding changes.
10714         (ira): Corresponding changes.
10715         * reload.c (push_reg_equiv_alt_mem): Corresponding changes.
10716         (push_secondary_reload): Corresponding changes.
10717         (push_reload, find_reloads, find_reloads_toplev): Corresponding changes.
10718         (make_memloc, find_reloads_address): Corresponding changes.
10719         (subst_reg_equivs, subst_indexed_address): Corresponding changes.
10720         (find_reloads_address_1): Corresponding changes.
10721         (find_reloads_subreg_address, subst_reloads): Corresponding changes.
10722         (refers_to_regno_for_reload_p): Corresponding changes.
10723         (reg_overlap_mentioned_for_reload_p): Corresponding changes.
10724         (refers_to_mem_for_reload_p, find_equiv_reg): Corresponding changes.
10725         * reload1.c: Include ggc.h.
10726         (grow_reg_equivs): New function.
10727         (replace_pseudos_in, reload): Corresponding changes.
10728         (calculate_needs_all_insns, alter_regs): Corresponding changes.
10729         (eliminate_regs_1, elimination_effects): Corresponding changes.
10730         (emit_input_reload_insns, emit_output_reload_insns): Likewise.
10731         (delete_output_reload): Likewise.
10732         * caller-save.c (mark_referenced_regs): Corresponding changes.
10733         * alpha/alpha.c (resolve_reload_operand): Corresponding changes.
10734         * frv/predicates.md (frv_load_operand): Corresponding changes.
10735         * microblaze/microblaze.c (double_memory_operand): Corresponding
10736         changes.
10737         * avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Corresponding changes.
10738         * xtensa/xtensa.c (fixup_subreg_mem): Corresponding changes.
10739         * mn10300/mn10300.c (mn10300_secondary_reload): Corresponding changes.
10740         * m68k/m68k.c (emit_move_sequence): Corresponding changes.
10741         * arm/arm.c (arm_reload_in_hi, arm_reload_out_hi): Corresponding
10742         changes.
10743         * pa/pa.c (emit_move_sequence): Corresponding changes.
10744         * vax/vax.c (nonindexed_address_p): Corresponding changes.
10745
10746 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
10747
10748         PR target/47551
10749         * config/arm/arm.c (coproc_secondary_reload_class): Handle
10750         structure modes.  Don't check neon_vector_mem_operand for
10751         vector or structure modes.
10752
10753 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
10754             Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
10755
10756         PR target/43590
10757         * config/arm/neon.md (neon_vld3qa<mode>, neon_vld4qa<mode>): Remove
10758         operand 1 and reshuffle the operands to match.
10759         (neon_vld3<mode>, neon_vld4<mode>): Update accordingly.
10760
10761 2011-03-30  Christian Schüler  <cschueler@gmx.de>
10762
10763         PR driver/48208
10764         * config/c.opt (F): Added 'Driver' to -F option.
10765
10766         PR driver/48260
10767         * config/darwin-driver.c (darwin_driver_init): Add '-arch' to
10768           handler function.
10769         * config/darwin.opt: Added '-arch' option.
10770
10771 2011-03-30  Nick Clifton  <nickc@redhat.com>
10772
10773         * config/rx/rx.md: Add peepholes and patterns to combine
10774         extending loads and simple arithmetic instructions.
10775         * config/rx/rx.h (ADJUST_INSN_LENGTH): Define.
10776         * config/rx/rx-protos.h (rx_adjust_insn_length): Prototype.
10777         * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI
10778         modes to use pre-decrement and post-increment addressing.
10779         (rx_is_restricted_memory_address): Add range checking of REG+INT
10780         addresses.
10781         (rx_print_operand): Add support for %Q.  Fix handling of %Q.
10782         (rx_memory_move_cost): Adjust cost of stores.
10783         (rx_adjust_insn_length): New function.
10784
10785 2011-03-30  Jakub Jelinek  <jakub@redhat.com>
10786
10787         PR c/48305
10788         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
10789         arg10/arg11 in (X ^ Y) == (Z ^ W) are always fold converted to
10790         matching arg00/arg01 types.
10791
10792 2011-03-30  Eric Botcazou  <ebotcazou@adacore.com>
10793
10794         * cfglayout.c (insn_locators_alloc): Initialize curr_location and
10795         last_location to UNKNOWN_LOCATION.
10796
10797 2011-03-30  H.J. Lu  <hongjiu.lu@intel.com>
10798
10799         PR target/48349
10800         * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
10801         FLOAT_SSE_REGS.
10802
10803 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
10804             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10805
10806         PR bootstrap/48337
10807         * config/sparc/sparc.opt (sparc_cpu_and_features): Add
10808         Init(PROCESSOR_V7).
10809         (sparc_cpu): Likewise.
10810         * config/sparc/sparc.c (sparc_option_override): Replace 0 by
10811         PROCESSOR_V7.
10812
10813 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
10814
10815         PR target/48336
10816         PR middle-end/48342
10817         PR rtl-optimization/48345
10818         * ira-color.c (setup_conflict_profitable_regs): Exclude prohibited
10819         hard regs for given mode from profitable regs when doing secondary
10820         allocation.
10821
10822 2011-03-29  Jeff Law  <law@redhat.com>
10823
10824         PR bootstrap/48327
10825         * tree-ssa-threadupdate.c (struct redirection_data): Remove
10826         do_not_duplicate field.
10827         (lookup_redirection_data): Corresponding changes.
10828         (create_duplicates): Always create a template block.
10829         (redirect_edges): Remove code which reused the original block
10830         when it was going to become unreachable code.
10831         (thread_block): Don't set do_not_duplicate field.
10832
10833 2011-03-29  Joseph Myers  <joseph@codesourcery.com>
10834
10835         * lto-opts.c (register_user_option_p, lto_register_user_option):
10836         Make type argument unsigned.
10837         * lto-streamer.h (lto_register_user_option): Make type argument
10838         unsigned.
10839         * opth-gen.awk: Make CL_* macros unsigned.
10840         * opts-common.c (find_opt): Make lang_mask argument unsigned.
10841         * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
10842         CL_TARGET, CL_COMMON, CL_SEPARATE_NARGS_MASK, CL_SEPARATE_ALIAS,
10843         CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE, CL_DISABLED,
10844         CL_REPORT, CL_JOINED, CL_SEPARATE, CL_REJECT_NEGATIVE,
10845         CL_MISSING_OK, CL_UINTEGER, CL_UNDOCUMENTED): Make unsigned.
10846         (find_opt): Make lang_mask argument unsigned.
10847
10848 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
10849
10850         PR rtl-optimization/48331
10851         PR rtl-optimization/48334
10852         * ira-color.c (color_allocnos): Call setup_profitable_hard_regs
10853         for any used algorithm.
10854
10855 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
10856
10857         * ira-conflicts.c (build_object_conflicts): Add unused attribute
10858         to parent_max.
10859
10860 2011-03-29  Uros Bizjak  <ubizjak@gmail.com>
10861
10862         * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
10863         (alpha_option_override): Don't set alpha_sr_alias_set.
10864         (emit_frame_store_1): Use gen_frame_mem rather than calling
10865         set_mem_alias_set.
10866         (alpha_expand_epilogue): Ditto.
10867
10868 2011-03-29  Ira Rosen  <ira.rosen@linaro.org>
10869
10870         PR tree-optimization/48290
10871         * tree-vect-loop.c (vect_analyze_loop_operations): In outer loop
10872         vectorization, check that relevant phis in the basic block after
10873         the inner loop are really inner loop's exit phis.
10874
10875 2011-03-29  Richard Sandiford  <richard.sandiford@linaro.org>
10876
10877         PR debug/48190
10878         * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
10879         (cached_dw_loc_list_def): New structure.
10880         (cached_dw_loc_list): New typedef.
10881         (cached_dw_loc_list_table): New variable.
10882         (cached_dw_loc_list_table_hash): New function.
10883         (cached_dw_loc_list_table_eq): Likewise.
10884         (add_location_or_const_value_attribute): Take a bool cache_p.
10885         Cache the list when the parameter is true.
10886         (gen_formal_parameter_die): Update caller.
10887         (gen_variable_die): Likewise.
10888         (dwarf2out_finish): Likewise.
10889         (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
10890         while generating debug info for the decl.
10891         (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
10892         (dwarf2out_init): Initialize cached_dw_loc_list_table.
10893         (resolve_addr): Cache the result of resolving a chain of
10894         location lists.
10895
10896 2011-03-28  Vladimir Makarov  <vmakarov@redhat.com>
10897
10898         * ira-color.c (update_left_conflict_sizes_p): Don't assume that
10899         conflict object hard regset nodes have intersecting hard reg sets.
10900
10901         * regmove.c (regmove_optimize): Move ira_set_pseudo_classes call
10902         after regstat_init_n_sets_and_refs.
10903
10904         * ira.c: Add more comments at the top.
10905         (setup_stack_reg_pressure_class, setup_pressure_classes):
10906         Add comments how we compute the register pressure classes.
10907         (setup_allocno_and_important_classes): Add more comments.
10908         (setup_class_translate_array, reorder_important_classes)
10909         (setup_reg_class_relations): Add comments.
10910
10911         * ira-emit.c: Add 2011 to the Copyright line.  Add comments at the
10912         start of the file.
10913
10914         * ira-color.c: Add 2011 to the Copyright line.
10915         (assign_hard_reg):  Add more comments.
10916         (improve_allocation): Ditto.
10917
10918         * ira-costs.c: Add 2011 to the Copyright line.
10919         (setup_cost_classes, setup_regno_cost_classes_by_aclass): Add more
10920         comments.
10921         (setup_regno_cost_classes_by_mode): Ditto.
10922
10923         Initial patches from ira-improv branch:
10924
10925         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
10926
10927         * ira-build.c (ira_create_object): Remove initialization of
10928         OBJECT_PROFITABLE_HARD_REGS.  Initialize OBJECT_ADD_DATA.
10929         (ira_create_allocno): Remove initialization of
10930         ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P,
10931         ALLOCNO_SOMEWHERE_RENAMED_P, ALLOCNO_CHILD_RENAMED_P,
10932         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
10933         ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO,
10934         ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO.
10935         Initialize ALLOCNO_ADD_DATA.
10936         (copy_info_to_removed_store_destinations): Use ALLOCNO_EMIT_DATA
10937         and allocno_emit_reg instead of ALLOCNO_MEM_OPTIMIZED_DEST_P and
10938         ALLOCNO_REG.
10939         (ira_flattening): Ditto.  Use ALLOCNO_EMIT_DATA instead of
10940         ALLOCNO_MEM_OPTIMIZED_DEST and ALLOCNO_SOMEWHERE_RENAMED_P.
10941
10942         * ira.c (ira_reallocate): Remove.
10943         (setup_pressure_classes): Call
10944         ira_init_register_move_cost_if_necessary.  Use
10945         ira_register_move_cost instead of ira_get_register_move_cost.
10946         (setup_allocno_assignment_flags): Use ALLOCNO_EMIT_DATA.
10947         (ira): Call ira_initiate_emit_data and ira_finish_emit_data.
10948
10949         * ira-color.c: Use ALLOCNO_COLOR_DATA instead of
10950         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
10951         ALLOCNO_AVAILABLE_REGS_NUM, ALLOCNO_NEXT_BUCKET_ALLOCNO,
10952         ALLOCNO_PREV_BUCKET_ALLOCNO. ALLOCNO_TEMP. Use OBJECT_COLOR_DATA
10953         instead of OBJECT_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE,
10954         OBJECT_HARD_REGS_SUBNODES_START, OBJECT_HARD_REGS_SUBNODES_NUM.
10955         Fix formatting.
10956         (object_hard_regs_t, object_hard_regs_node_t): Move from ira-int.h.
10957         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
10958         (struct allocno_color_data): New.
10959         (allocno_color_data_t): New typedef.
10960         (allocno_color_data): New definition.
10961         (ALLOCNO_COLOR_DATA): New macro.
10962         (struct object_color_data): New.
10963         (object_color_data_t): New typedef.
10964         (object_color_data): New definition.
10965         (OBJECT_COLOR_DATA): New macro.
10966         (update_copy_costs, calculate_allocno_spill_cost): Call
10967         ira_init_register_move_cost_if_necessary.  Use
10968         ira_register_move_cost instead of ira_get_register_move_cost.
10969         (move_spill_restore, update_curr_costs): Ditto.
10970         (allocno_spill_priority): Make it inline.
10971         (color_pass): Allocate and free allocno_color_dat and object_color_data.
10972         (struct coalesce_data, coalesce_data_t): New.
10973         (allocno_coalesce_data): New definition.
10974         (ALLOCNO_COALESCE_DATA): New macro.
10975         (merge_allocnos, coalesced_allocno_conflict_p): Use
10976         ALLOCNO_COALESCED_DATA instead of ALLOCNO_FIRST_COALESCED_ALLOCNO,
10977         ALLOCNO_NEXT_COALESCED_ALLOCNO, ALLOCNO_TEMP.
10978         (coalesce_allocnos): Ditto.
10979         (setup_coalesced_allocno_costs_and_nums): Ditto.
10980         (collect_spilled_coalesced_allocnos): Ditto.
10981         (slot_coalesced_allocno_live_ranges_intersect_p): Ditto.
10982         (setup_slot_coalesced_allocno_live_ranges): Ditto.
10983         (coalesce_spill_slots): Ditto.
10984         (ira_sort_regnos_for_alter_reg): Ditto.  Allocate, initialize and
10985         free allocno_coalesce_data.
10986
10987         * ira-conflicts.c: Fix formatting.
10988         (process_regs_for_copy): Call
10989         ira_init_register_move_cost_if_necessary.  Use
10990         ira_register_move_cost instead of ira_get_register_move_cost.
10991         (build_object_conflicts): Optimize.
10992
10993         * ira-costs.c (record_reg_classes): Optimize.  Call
10994         ira_init_register_move_cost_if_necessary.  Use
10995         ira_register_move_cost, ira_may_move_in_cost, and
10996         ira_may_move_out_cost instead of ira_get_register_move_cost and
10997         ira_get_may_move_cost.
10998         (record_address_regs): Ditto.
10999         (scan_one_insn): Optimize.
11000         (find_costs_and_classes): Optimize.
11001         (process_bb_node_for_hard_reg_moves): Call
11002         ira_init_register_move_cost_if_necessary.  Use
11003         ira_register_move_cost instead of ira_get_register_move_cost.
11004
11005         * ira-emit.c: Use allocno_emit_reg, ALLOCNO_EMIT_DATA instead of
11006         ALLOCNO_REG, ALLOCNO_CHILD_RENAMED_P, ALLOCNO_MEM_OPTIMIZED_DEST,
11007         ALLOCNO_MEM_OPTIMIZED_DEST_P, and ALLOCNO_SOMEWHERE_RENAMED_P.
11008         (ira_allocno_emit_data, void_p, new_allocno_emit_data_vec): New
11009         definitions.
11010         (ira_initiate_emit_data, ira_finish_emit_data)
11011         (create_new_allocno): New functions.
11012         (modify_move_list): Call create_new_alloc instead of ira_create_allocno.
11013         (emit_move_list): Call ira_init_register_move_cost_if_necessary.
11014         Use ira_register_move_cost instead of ira_get_register_move_cost.
11015
11016         * ira-int.h: Fix some comments.
11017         (object_hard_regs_t, object_hard_regs_node_t): Move to ira-color.c.
11018         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
11019         (struct ira_object): Remove profitable_hard_regs, hard_regs_node,
11020         hard_regs_subnodes_start, hard_regs_subnodes_num.  Add new member
11021         add_data.
11022         (struct ira_allocno): Make mode and aclass a bitfield.  Move other
11023         bitfield after mode.  Make hard_regno a short int.  Make
11024         hard_regno short.  Remove first_coalesced_allocno and
11025         next_coalesced_allocno.  Move mem_optimized_dest_p,
11026         somewhere_renamed_p, child_renamed_p, reg, and mem_optimized_dest
11027         into struct ira_emit_data.  Remove in_graph_p, may_be_spilled_p,
11028         available_regs_num, next_bucket_allocno, prev_bucket_allocno,
11029         temp, colorable_p.  Add new member add_data.
11030         (ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P): Remove.
11031         (ALLOCNO_COLORABLE_P, ALLOCNO_AVAILABLE_REGS_NUM): Remove.
11032         (ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO): Remove.
11033         (ALLOCNO_TEMP, ALLOCNO_FIRST_COALESCED_ALLOCNO): Remove.
11034         (ALLOCNO_NEXT_COALESCED_ALLOCNO): Remove.
11035         (ALLOCNO_ADD_DATA): New macro.
11036         (ira_emit_data_t): New typedef.
11037         (struct ira_emit_data): New.  Move mem_optimized_dest_p,
11038         somewhere_renamed_p, child_renamed_p, reg, mem_optimized_dest
11039         from struct ira_allocno.
11040         (ALLOCNO_EMIT_DATA): New macro.
11041         (ira_allocno_emit_data, allocno_emit_reg): New.
11042         (ALLOCNO_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE): Remove.
11043         (OBJECT_HARD_REGS_SUBNODES_STAR, OBJECT_HARD_REGS_SUBNODES_NUM): Remove.
11044         (OBJECT_ADD_DATA): New macro.
11045         (ira_reallocate): Remove.
11046         (ira_initiate_emit_data, ira_finish_emit_data): New.
11047         (ira_get_register_move_cost, ira_get_may_move_cost): Remove.
11048         (ira_init_register_move_cost_if_necessary): New.
11049         (ira_object_conflict_iter_next): Merge into
11050         ira_object_conflict_iter_cond.
11051         (FOR_EACH_OBJECT_CONFLICT): Don't use ira_object_conflict_iter_next.
11052
11053         * ira-live.c (process_single_reg_class_operands): Call
11054         ira_init_register_move_cost_if_necessary.  Use
11055         ira_register_move_cost instead of ira_get_register_move_cost.
11056
11057         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
11058
11059         * ira-int.h (struct target_ira_int): Remove x_cost_classes.
11060
11061         * ira-costs.c: Fix formatting.
11062         (cost_classes, cost_classes_num): Remove.
11063         (struct cost_classes, cost_classes_t, const_cost_classes_t): New.
11064         (regno_cost_classes, cost_classes_hash, cost_classes_eq): New.
11065         (cost_classes_del, cost_classes_htab): New.
11066         (cost_classes_aclass_cache, cost_classes_mode_cache): New.
11067         (initiate_regno_cost_classes, setup_cost_classes): New.
11068         (setup_regno_cost_classes_by_aclass): New.
11069         (setup_regno_cost_classes_by_mode, finish_regno_cost_classes): New.
11070         (record_reg_classes): Use regno_cost_classes instead of
11071         cost_classes.  Move checking opposite operand up.
11072         (record_address_regs): Use regno_cost_classes
11073         instead of cost_classes.
11074         (scan_one_insn): Ditto.  Use always general register.
11075         (print_allocno_costs): Use regno_cost_classes instead of
11076         cost_classes.
11077         (print_pseudo_costs): Ditto.  Use Reg_N_REFS.
11078         (find_costs_and_classes): Set up cost classes for each registers.
11079         Use also their mode for this.  Use regno_cost_classes instead of
11080         cost_classes.
11081         (setup_allocno_class_and_costs): Use regno_cost_classes instead of
11082         cost_classes.
11083         (free_ira_costs, ira_init_costs): Don't use cost_classes.
11084         (ira_costs, ira_set_pseudo_classes): Call
11085         initiate_regno_cost_classes and finish_regno_cost_classes.
11086
11087         2010-10-04  Vladimir Makarov  <vmakarov@redhat.com>
11088
11089         * target-def.h (TARGET_IRA_COVER_CLASSES): Remove.
11090
11091         * target.def (ira_cover_classes): Remove.
11092
11093         * doc/tm.texi: Remove TARGET_IRA_COVER_CLASSES and IRA_COVER_CLASSES.
11094
11095         * doc/tm.texi.in: Ditto.
11096
11097         * ira-conflicts.c: Remove mentioning cover classes from the file.
11098         Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Use
11099         ALLOCNO_COVER_CLASS_COST instead of ALLOCNO_CLASS_COST.  Fix formatting.
11100
11101         * targhooks.c (default_ira_cover_classes): Remove.
11102
11103         * targhooks.h (default_ira_cover_classes): Ditto.
11104
11105         * haifa-sched.c: Remove mentioning cover classes from the file.
11106         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
11107         ira_pressure_classes and ira_pressure_classes_num instead of
11108         ira_reg_class_cover_size and ira_reg_class_cover.  Use
11109         sched_regno_pressure_class instead of sched_regno_cover_class.
11110         (mark_regno_birth_or_death, setup_insn_reg_pressure_info): Use
11111         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
11112
11113         * ira-int.h: Add 2010 to Copyright.  Remove mentioning cover
11114         classes from the file.
11115         (object_hard_regs_t, object_hard_regs_node_t): New typedefs.
11116         (struct object_hard_regs, struct object_hard_regs_node): New.
11117         (struct ira_object): New members profitable_hard_regs,
11118         hard_regs_node, hard_regs_subnodes_start, hard_regs_subnodes_num.
11119         (struct ira_allocno): Rename cover_class to aclass.  Rename
11120         cover_class_cost and updated_cover_class_cost to class_cost and
11121         updated_class_cost.  Remove splay_removed_p and
11122         left_conflict_size.  Add new members colorable_p.
11123         (ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICTS_SIZE): Remove.
11124         (ALLOCNO_COLORABLE_P): New macro.
11125         (ALLOCNO_COVER_CLASS): Rename to ALLOCNO_CLASS.
11126         (ALLOCNO_COVER_CLASS_COST, ALLOCNO_UPDATED_COVER_CLASS_COST):
11127         Rename to ALLOCNO_CLASS_COST and ALLOCNO_UPDATED__CLASS_COST.
11128         (OBJECT_...): Rename parameter C to O.
11129         (OBJECT_PROFITABLE_HARD_REGS): New macro.
11130         (OBJECT_HARD_REGS_NODE, OBJECT_HARD_REGS_SUBNODES_START)
11131         (OBJECT_HARD_REGS_SUBNODES_NUM): New macros.
11132         (struct target_ira_int): New members x_ira_max_memory_move_cost,
11133         x_ira_max_register_move_cost, x_ira_max_may_move_in_cost,
11134         x_ira_max_may_move_out_cost, x_ira_reg_allocno_class_p,
11135         x_ira_reg_pressure_class_p, x_ira_important_class_nums,
11136         x_ira_reg_class_superunion.  Rename x_prohibited_class_mode_reg to
11137         x_ira_prohibited_class_mode_reg.  Rename x_ira_reg_class_union to
11138         x_ira_reg_class_subunion.
11139         (ira_max_memory_move_cost, ira_max_register_move_cost)
11140         (ira_max_may_move_in_cost, ira_max_may_move_out_cost)
11141         (ira_reg_allocno_class_p, ira_reg_pressure_class_p)
11142         (ira_important_class_nums, ira_reg_class_superunion): New macros.
11143         (prohibited_class_mode_regs): Rename to ira_prohibited_class_mode_regs.
11144         (ira_reg_class_union): Rename to ira_reg_class_subunion.
11145         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
11146         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
11147         (ira_tune_allocno_costs_and_cover_classes): Rename to
11148         ira_tune_allocno_costs.
11149         (ira_debug_hard_regs_forest): New.
11150         (ira_object_conflict_iter_init, ira_object_conflict_iter_cond)
11151         (ira_object_conflict_iter_next): Fix comments.
11152         (ira_hard_reg_set_intersection_p, hard_reg_set_size): New functions.
11153         (ira_allocate_and_set_costs, ira_allocate_and_copy_costs): Rename
11154         cover_class to aclass.
11155         (ira_allocate_and_accumulate_costs): Ditto.
11156         (ira_allocate_and_set_or_copy_costs): Ditto.
11157
11158         * opts.c (decode_options): Remove ira_cover_class check.
11159
11160         * ira-color.c: Remove mentioning cover classes from the file.  Use
11161         ALLOCNO_CLASS, ALLOCNO_CLASS_COST, and ALLOCNO_UPDATED_CLASS_COST
11162         instead of ALLOCNO_COVER_CLASS, ALLOCNO_COVER_CLASS_COST, and
11163         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
11164         (splay-tree.h): Remove include.
11165         (allocno_coalesced_p, processed_coalesced_allocno_bitmap): Move
11166         before copy_freq_compare_func.
11167         (allocnos_for_spilling, removed_splay_allocno_vec): Remove.
11168         (object_hard_regs_vec, object_hard_regs_htab, node_check_tick):
11169         New definitions.
11170         (hard_regs_roots, hard_regs_node_vec): Ditto.
11171         (object_hard_regs_hash, object_hard_regs_eq, find_hard_regs): Ditto.
11172         (insert_hard_regs, init_object_hard_regs, add_object_hard_regs): Ditto.
11173         (finish_object_hard_regs, object_hard_regs_compare): Ditto.
11174         (create_new_object_hard_regs_node): Ditto.
11175         (add_new_object_hard_regs_node_to_forest): Ditto.
11176         (add_object_hard_regs_to_forest, collect_object_hard_regs_cover): Ditto.
11177         (setup_object_hard_regs_nodes_parent, first_common_ancestor_node):
11178         Ditto.
11179         (print_hard_reg_set, print_hard_regs_subforest): Ditto.
11180         (print_hard_regs_forest, ira_debug_hard_regs_forest): Ditto.
11181         (remove_unused_object_hard_regs_nodes): Ditto.
11182         (enumerate_object_hard_regs_nodes): Ditto.
11183         (object_hard_regs_nodes_num, object_hard_regs_nodes): Ditto.
11184         (object_hard_regs_subnode_t): Ditto.
11185         (struct object_hard_regs_subnode): Ditto.
11186         (object_hard_regs_subnodes, object_hard_regs_subnode_index): Ditto.
11187         (setup_object_hard_regs_subnode_index): Ditto.
11188         (get_object_hard_regs_subnodes_num): Ditto.
11189         (form_object_hard_regs_nodes_forest): Ditto.
11190         (finish_object_hard_regs_nodes_tree): Ditto.
11191         (finish_object_hard_regs_nodes_forest): Ditto.
11192         (allocnos_have_intersected_live_ranges_p): Rename to
11193         allocnos_conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
11194         (pseudos_have_intersected_live_ranges_p): Rename to
11195         conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
11196         (setup_left_conflict_sizes_p, update_left_conflict_sizes_p): Ditto.
11197         (empty_profitable_hard_regs, setup_profitable_hard_regs): Ditto.
11198         (update_copy_costs): Remove assert.  Skip cost update if the hard
11199         reg does not belong the class.
11200         (assign_hard_reg): Process only profitable hard regs.
11201         (uncolorable_allocnos_num): Make it scalar.
11202         (allocno_spill_priority): Use ALLOCNO_EXCESS_PRESSURE_POINTS_NUM
11203         and ira_reg_class_max_nregs instead of ALLOCNO_LEFT_CONFLICTS_SIZE
11204         and ira_reg_class_max_nregs.
11205         (bucket_allocno_compare_func): Check frequency first.
11206         (sort_bucket): Add compare function as a parameter.
11207         (add_allocno_to_ordered_bucket): Assume no coalesced allocnos.
11208         (uncolorable_allocnos_splay_tree, USE_SPLAY_P): Remove.
11209         (push_allocno_to_stack): Rewrite for checking new allocno
11210         colorability.
11211         (remove_allocno_from_bucket_and_push): Print cost too.  Remove assert.
11212         (push_only_colorable): Pass new parameter to sort_bucket.
11213         (push_allocno_to_spill): Remove.
11214         (allocno_spill_priority_compare): Make it inline and rewrite.
11215         (splay_tree_allocate, splay_tree_free): Remove.
11216         (allocno_spill_sort_compare): New function.
11217         (push_allocnos_to_stack): Sort allocnos for spilling once.  Don't
11218         build and use splay tree.  Choose first allocno in uncolorable
11219         allocno bucket to spill.  Remove setting spill cost.
11220         (all_conflicting_hard_regs): Remove.
11221         (setup_allocno_available_regs_num): Check only profitable hard
11222         regs.  Print info about hard regs nodes.
11223         (setup_allocno_left_conflicts_size): Remove.
11224         (put_allocno_into_bucket): Don't call
11225         setup_allocno_left_conflicts_size.  Use setup_left_conflict_sizes_p.
11226         (improve_allocation): New.
11227         (color_allocnos): Call setup_profitable_hard_regs,
11228         form_object_hard_regs_nodes_forest, improve_allocation,
11229         finish_object_hard_regs_nodes_forest.  Setup spill cost.
11230         (print_loop_title): Use pressure classes.
11231         (color_allocnso): Ditto.
11232         (do_coloring): Remove allocation and freeing splay_tree_node_pool
11233         and allocnos_for_spilling.
11234         (ira_sort_regnos_for_alter_reg): Don't setup members
11235         {first,next}_coalesced_allocno.
11236         (color): Remove allocating and freeing removed_splay_allocno_vec.
11237         (fast_allocation): Use ira_prohibited_class_mode_regs instead of
11238         prohibited_class_mode_regs.
11239
11240         * ira-lives.c: Remove mentioning cover classes from the file.  Fix
11241         formatting.
11242         (update_allocno_pressure_excess_length): Use pressure classes.
11243         (inc_register_pressure, dec_register_pressure): Check for pressure
11244         class.
11245         (mark_pseudo_regno_live, mark_pseudo_regno_subword_live): Use
11246         pressure class.  Use ira_reg_class_nregs instead of
11247         ira_reg_class_max_nregs.
11248         (mark_pseudo_regno_dead, mark_pseudo_regno_subword_dead): Ditto.
11249         (mark_hard_reg_live, mark_hard_reg_dead): Use pressure class.
11250         (single_reg_class): Use ira_reg_class_nregs instead of
11251         ira_reg_class_max_nregs.
11252         (process_bb_node_lives): Use pressure classes.
11253
11254         * ira-emit.c: Remove mentioning cover classes from the file.  Use
11255         ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Fix formatting.
11256         (change_loop): Use pressure classes.
11257         (modify_move_list): Call ira_set_allocno_class instead of
11258         ira_set_allocno_cover_class.
11259
11260         * ira-build.c: Remove mentioning cover classes from the file.  Use
11261         ALLOCNO_CLASS and ALLOCNO_CLASS_COST instead of
11262         ALLOCNO_COVER_CLASS and ALLOCNO_COVER_CLASS_COST.  Use
11263         ALLOCNO_UPDATED_CLASS_COST instead of
11264         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
11265         (ira_create_object): Initiate OBJECT_PROFITABLE_HARD_REGS.
11266         (ira_create_allocno): Remove initialization of
11267         ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICT_SIZE.  Initialize
11268         ALLOCNO_COLORABLE_P.
11269         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
11270         Update conflict regs for the objects.
11271         (create_cap_allocno): Remove assert.  Don't propagate
11272         ALLOCNO_AVAILABLE_REGS_NUM.
11273         (ira_free_allocno_costs): New function.
11274         (finish_allocno): Change a part of code into call of
11275         ira_free_allocno_costs.
11276         (low_pressure_loop_node_p): Use pressure classes.
11277         (object_range_compare_func): Don't compare classes.
11278         (setup_min_max_conflict_allocno_ids): Ditto.
11279
11280         * loop-invariant.c: Remove mentioning cover classes from the file.
11281         Use ira_pressure_classes and ira_pressure_classes_num instead of
11282         ira_reg_class_cover_size and ira_reg_class_cover.  Fix formatting.
11283         (get_cover_class_and_nregs): Rename to get_cover_pressure_and_nregs.
11284         Use ira_reg_class_max_nregs instead of ira_reg_class_nregs.
11285         Use reg_allocno_class instead of reg_cover_class.
11286         (get_inv_cost): Use instead ira_stack_reg_pressure_class of
11287         STACK_REG_COVER_CLASS.
11288         (get_regno_cover_class): Rename to get_regno_pressure_class.
11289         (move_loop_invariants): Initialize and finalize regstat.
11290
11291         * ira.c: Remove mentioning cover classes from the file.  Add
11292         comments about coloring without cover classes.  Use ALLOCNO_CLASS
11293         instead of ALLOCNO_COVER_CLASS.  Fix formatting.
11294         (alloc_reg_class_subclasses, setup_reg_subclasses): Move it before
11295         setup_class_subset_and_memory_move_costs.
11296         (setup_stack_reg_pressure_class, setup_pressure_classes): New.
11297         (setup_cover_and_important_classes): Rename to
11298         setup_allocno_and_important_classes.
11299         (setup_class_translate_array): New.
11300         (setup_class_translate): Call it for allocno and pressure classes.
11301         (cover_class_order): Rename to allocno_class_order.
11302         (comp_reg_classes_func): Use ira_allocno_class_translate instead
11303         of ira_class_translate.
11304         (reorder_important_classes): Set up ira_important_class_nums.
11305         (setup_reg_class_relations): Set up ira_reg_class_superunion.
11306         (print_class_cover): Rename to print_classes.  Add parameter.
11307         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
11308         Print pressure classes too.
11309         (find_reg_class_closure): Rename to find_reg_classes.  Don't call
11310         setup_reg_subclasses.
11311         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
11312         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
11313         (setup_prohibited_class_mode_regs): Use
11314         ira_prohibited_class_mode_regs instead of prohibited_class_mode_regs.
11315         (clarify_prohibited_class_mode_regs): New function.
11316         (ira_init_register_move_cost): Set up ira_max_register_move_cost,
11317         ira_max_may_move_in_cost, and ira_max_may_move_out_cost.
11318         (ira_init_once): Initialize them.
11319         (free_register_move_costs): Process them.
11320         (ira_init): Move calls of find_reg_classes and
11321         setup_hard_regno_aclass after setup_prohibited_class_mode_regs.
11322         Call clarify_prohibited_class_mode_regs.
11323         (ira_no_alloc_reg): Remove.
11324         (too_high_register_pressure_p): Use pressure classes.
11325
11326         * sched-deps.c: Remove mentioning cover classes from the file.
11327         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
11328         ira_pressure_classes and ira_pressure_classes_num instead of
11329         ira_reg_class_cover_size and ira_reg_class_cover.
11330         (mark_insn_hard_regno_birth, mark_hard_regno_death): Use
11331         sched_regno_pressure_class instead of sched_regno_cover_class.
11332         (mark_insn_pseudo_birth, mark_pseudo_death): Ditto.  Use
11333         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
11334
11335         * ira.h: Add 2010 to Copyright.
11336         (ira_no_alloc_reg): Remove external.
11337         (struct target_ira): Rename x_ira_hard_regno_cover_class,
11338         x_ira_reg_class_cover_size, x_ira_reg_class_cover, and
11339         x_ira_class_translate to x_ira_hard_regno_allocno_class,
11340         x_ira_allocno_classes_num, x_ira_allocno_classes, and
11341         x_ira_allocno_class_translate.  Add x_ira_pressure_classes_num,
11342         x_ira_pressure_classes, x_ira_pressure_class_translate, and
11343         x_ira_stack_reg_pressure_class.  Rename x_ira_reg_class_nregs to
11344         x_ira_reg_class_max_nregs.  Add x_ira_reg_class_min_nregs and
11345         x_ira_no_alloc_regs.
11346         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
11347         (ira_reg_class_cover_size, ira_reg_class_cover): Rename to
11348         ira_allocno_classes_num and ira_allocno_classes.
11349         (ira_class_translate): Rename to ira_allocno_class_translate.
11350         (ira_pressure_classes_num, ira_pressure_classes): New definitions.
11351         (ira_pressure_class_translate, ira_stack_reg_pressure_class): Ditto.
11352         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
11353         (ira_reg_class_min_nregs, ira_stack_reg_pressure_class): New
11354         (ira_no_alloc_regs): New.
11355
11356         * ira-costs.c: Add 2010 to Copyright.  Remove mentioning cover
11357         classes from the file.  Use ALLOCNO_CLASS instead of
11358         ALLOCNO_COVER_CLASS.  Use ALLOCNO_CLASS_COST instead of
11359         ALLOCNO_COVER_CLASS_COST.
11360         (regno_cover_class): Rename to regno_aclass.
11361         (record_reg_classes): Use ira_reg_class_subunion instead of
11362         ira_reg_class_union.
11363         (record_address_regs): Check overflow.
11364         (scan_one_insn): Ditto.
11365         (print_allocno_costs): Print total mem cost fore regional allocation.
11366         (print_pseudo_costs): Use REG_N_REFS.
11367         (find_costs_and_classes): Use classes intersected with them on the
11368         1st pass. Check overflow.  Use ira_reg_class_subunion instead of
11369         ira_reg_class_union.  Use ira_allocno_class_translate and
11370         regno_aclass instead of ira_class_translate and regno_cover_class.
11371         Modify code for finding regno_aclass.  Setup preferred classes for
11372         the next pass.
11373         (setup_allocno_cover_class_and_costs): Rename to
11374         setup_allocno_class_and_costs.  Use regno_aclass instead of
11375         regno_cover_class.  Use ira_set_allocno_class instead of
11376         ira_set_allocno_cover_class.
11377         (init_costs, finish_costs): Use regno_aclass instead of
11378         regno_cover_class.
11379         (ira_costs): Use setup_allocno_class_and_costs instead of
11380         setup_allocno_cover_class_and_costs.
11381         (ira_tune_allocno_costs_and_cover_classes): Rename to
11382         ira_tune_allocno_costs.  Check overflow.  Skip conflict hard regs
11383         by processing objects.  Use ira_reg_class_max_nregs instead of
11384         ira_reg_class_nregs.
11385
11386         * rtl.h (reg_cover_class): Rename to reg_allocno_class.
11387
11388         * sched-int.h: Remove mentioning cover classes from the file.
11389         (sched_regno_cover_class): Rename to sched_regno_pressure_class.
11390
11391         * reginfo.c: Add 2010 to Copyright.  Remove mentioning cover
11392         classes from the file.
11393         (struct reg_pref): Rename coverclass into allocnoclass.
11394         (reg_cover_class): Rename to reg_allocno_class.
11395
11396         * Makefile.in (ira-color.o): Remove SPLAY_TREE_H from dependencies.
11397
11398         * config/alpha/alpha.h (IRA_COVER_CLASSES): Remove.
11399
11400         * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
11401
11402         * config/avr/avr.h (IRA_COVER_CLASSES): Ditto.
11403
11404         * config/bfin/bfin.h (IRA_COVER_CLASSES): Ditto.
11405
11406         * config/cris/cris.h (IRA_COVER_CLASSES): Ditto.
11407
11408         * config/fr30/fr30.h (IRA_COVER_CLASSES): Ditto.
11409
11410         * config/frv/frv.h (IRA_COVER_CLASSES): Ditto.
11411
11412         * config/h8300/h8300.h (IRA_COVER_CLASSES): Ditto.
11413
11414         * config/i386/i386.h (STACK_REG_COVER_CLASS): Ditto.
11415
11416         * config/i386/i386.c (TARGET_IRA_COVER_CLASSES)
11417         (i386_ira_cover_classes): Ditto.
11418
11419         * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
11420
11421         * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Ditto.
11422
11423         * config/m32r/m32r.h (IRA_COVER_CLASSES): Ditto.
11424
11425         * config/m68k/m68k.h (IRA_COVER_CLASSES): Ditto.
11426
11427         * config/mcore/mcore.h (IRA_COVER_CLASSES): Ditto.
11428
11429         * config/mep/mep.h (IRA_COVER_CLASSES): Ditto.
11430
11431         * config/mips/mips.c (TARGET_IRA_COVER_CLASSES)
11432         (mips_ira_cover_classes): Ditto.
11433
11434         * config/mn10300/mn10300.h (IRA_COVER_CLASSES): Ditto.
11435
11436         * config/moxie/moxie.h (IRA_COVER_CLASSES): Ditto.
11437
11438         * config/pa/pa64-regs.h (IRA_COVER_CLASSES): Ditto.
11439
11440         * config/pa/pa32-regs.h (IRA_COVER_CLASSES): Ditto.
11441
11442         * config/picochip/picochip.h (IRA_COVER_CLASSES): Ditto.
11443
11444         * config/rs6000/rs6000.h (IRA_COVER_CLASSES_PRE_VSX)
11445         (IRA_COVER_CLASSES_VSX): Ditto.
11446
11447         * config/rs6000/rs6000.c (TARGET_IRA_COVER_CLASSES)
11448         (rs6000_ira_cover_classes): Ditto.
11449
11450         * config/rx/rx.h (IRA_COVER_CLASSES): Ditto.
11451
11452         * config/s390/s390.h (IRA_COVER_CLASSES): Ditto.
11453
11454         * config/score/score.h (IRA_COVER_CLASSES): Ditto.
11455
11456         * config/sh/sh.h (IRA_COVER_CLASSES): Ditto.
11457
11458         * config/sparc/sparc.h (IRA_COVER_CLASSES): Ditto.
11459
11460         * config/spu/spu.h (IRA_COVER_CLASSES): Ditto.
11461
11462         * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Ditto.
11463
11464         * config/v850/v850.h (IRA_COVER_CLASSES): Ditto.
11465
11466         * config/vax/vax.h (IRA_COVER_CLASSES): Ditto.
11467
11468         * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Ditto.
11469
11470 2011-03-29  Jakub Jelinek  <jakub@redhat.com>
11471
11472         PR debug/48253
11473         * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
11474         dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
11475         dw_fde_unlikely_section_end_label, cold_in_std_section,
11476         dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
11477         Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
11478         fields.
11479         (output_fde): Use dw_fde_second_{begin,end} if second is
11480         true, otherwise dw_fde_{begin,end}.
11481         (output_call_frame_info): Test dw_fde_second_begin != NULL
11482         instead of dw_fde_switched_sections.
11483         (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
11484         fields, initialize new fields.  Initialize in_std_section
11485         unconditionally from the first partition.
11486         (dwarf2out_end_epilogue): Don't override dw_fde_end when
11487         dw_fde_second_begin is non-NULL.
11488         (dwarf2out_switch_text_section): Stop initializing removed
11489         dw_fde_struct fields, initialize new fields, initialize
11490         also dw_fde_end here.  Set dw_fde_switch_cfi even when
11491         dwarf2out_do_cfi_asm ().  Call var_location_switch_text_section.
11492         (struct var_loc_list_def): Add last_before_switch field.
11493         (arange_table, arange_table_allocated, arange_table_in_use,
11494         ARANGE_TABLE_INCREMENT, add_arange): Removed.
11495         (size_of_aranges): Count !in_std_section and !second_in_std_section
11496         hunks in fdes, instead of looking at arange_table_in_use.
11497         (output_aranges): Add aranges_length argument, don't call
11498         size_of_aranges here.  Instead of using aranges_table*
11499         emit ranges for fdes when !in_std_section resp.
11500         !second_in_std_section.
11501         (dw_loc_list): Break ranges crossing section switch.
11502         (convert_cfa_to_fb_loc_list): Likewise.  If switched sections,
11503         use dw_fde_second_end instead of dw_fde_end as end of last range.
11504         (gen_subprogram_die): Don't call add_arange.  Use
11505         dw_fde_{begin,end} for first partition and if switched
11506         section dw_fde_second_{begin,end} for the second.
11507         (var_location_switch_text_section_1,
11508         var_location_switch_text_section): New functions.
11509         (dwarf2out_begin_function): Initialize cold_text_section even
11510         when function_section () isn't text_section.
11511         (prune_unused_types): Don't walk arange_table.
11512         (dwarf2out_finish): Don't needlessly test
11513         flag_reorder_blocks_and_partition when testing cold_text_section_used.
11514         If info_section_emitted, call size_of_aranges and if it indicates
11515         non-empty .debug_aranges, call output_aranges with the computed
11516         size.  Stop using removed dw_fde_struct fields, use
11517         dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
11518         for second.
11519
11520         PR debug/48203
11521         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Only
11522         create ENTRY_VALUE if incoming or address of incoming's MEM
11523         is a hard REG.
11524         * dwarf2out.c (mem_loc_descriptor): Don't emit
11525         DW_OP_GNU_entry_value of DW_OP_fbreg.
11526         * var-tracking.c (vt_add_function_parameter): Ensure cselib_lookup
11527         on ENTRY_VALUE is able to find the canonical parameter VALUE.
11528         * cselib.c (rtx_equal_for_cselib_1) <case ENTRY_VALUE>: Use
11529         rtx_equal_p instead of rtx_equal_for_cselib_1 to compare
11530         ENTRY_VALUE_EXPs.
11531         (cselib_hash_rtx) <case ENTRY_VALUE>: If ENTRY_VALUE_EXP
11532         is a REG_P or MEM_P with REG_P address, compute hash directly
11533         instead of calling cselib_hash_rtx on ENTRY_VALUE_EXP.
11534         (preserve_only_constants): Don't clear VALUES forwaring
11535         ENTRY_VALUE to some other VALUE.
11536
11537 2011-03-28  Richard Sandiford  <richard.sandiford@linaro.org>
11538
11539         * builtins.c (expand_builtin_memset_args): Use gen_int_mode
11540         instead of GEN_INT.
11541
11542 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
11543
11544         * cfgexpand.c (expand_gimple_cond): Always set the source location and
11545         block before expanding the statement.
11546         (expand_gimple_stmt_1): Likewise.  Set them here...
11547         (expand_gimple_stmt): ...and not here.  Tidy.
11548         * cfglayout.c (curr_insn_locator): Return 0 if the current location is
11549         unknown.
11550
11551 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
11552
11553         * Makefile.in: New rule for cprop.o.
11554         * gcse.c: Move constant/copy propagation to cprop.c.
11555         (compute_local_properties): Only handle expression tables.
11556         (hash_scan_set, compute_hash_table_work, alloc_hash_table,): Likewise.
11557         (one_pre_gcse_pass, one_code_hoisting_pass): Likewise.
11558         (hash_set, insert_set_in_table, gcse_constant_p, lookup_set,
11559         next_set, reset_opr_set_tables, oprs_not_set_p, mark_call, mark_set,
11560         mark_clobber, mark_oprs_set, alloc_cprop_mem, free_cprop_mem,
11561         compute_cprop_data, find_used_regs, try_replace_reg,
11562         find_avail_set, cprop_jump, constprop_register, cprop_insn,
11563         local_cprop_find_used_regs, do_local_cprop, local_cprop_pass,
11564         fis_get_condition, implicit_set_cond_p, find_implicit_sets,
11565         find_bypass_set, reg_killed_on_edge, bypass_block,
11566         bypass_conditional_jumps, one_cprop_pass, gate_rtl_cprop,
11567         execute_rtl_cprop, pass_rtl_cprop): Move to...
11568         * cprop.c: ...here.  New file, constant/copy propagation for RTL
11569         moved from gcse.c to here with minor cleanups in duplicated code.
11570
11571 2011-03-28  H.J. Lu  <hongjiu.lu@intel.com>
11572
11573         * config/i386/i386.c (flag_opts): Fix a typo in
11574         -mavx256-split-unaligned-store.
11575
11576 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
11577
11578         * config/h8300/h8300.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
11579         LIBCALL_VALUE): Remove macros.
11580         * config/h8300/h8300.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
11581         TARGET_FUNCTION_VALUE_REGNO_P): Define.
11582         (h8300_function_value, h8300_libcall_value,
11583         h8300_function_value_regno_p): New functions.
11584
11585 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
11586
11587         * config/h8300/h8300.h (ASM_OUTPUT_BSS): Remove macro.
11588
11589 2011-03-28  Jeff Law  <law@redhat.com>
11590
11591         * tree-ssa-threadupdate.c (redirect_edges): Call
11592         create_edge_and_update_destination_phis as needed.
11593         (create_edge_and_update_destination_phis): Accept new BB argument.
11594         All callers updated.
11595         (thread_block): Do not update the profile when threading around
11596         intermediate blocks.
11597         (thread_single_edge): Likewise.
11598         (determine_bb_domination_status): If BB is not a successor of the
11599         loop header, return NONDOMINATING.
11600         (register_jump_thread): Note when we register a jump thread around
11601         an intermediate block.
11602         * tree-ssa-threadedge.c (thread_around_empty_block): New function.
11603         (thread_across_edge): Use it.
11604
11605 2011-03-28  Tristan Gingold  <gingold@adacore.com>
11606
11607         * config/ia64/ia64.c (ia64_promote_function_mode): Fix promotion
11608         when for_return is 2.
11609
11610 2011-03-28  Jeff Law  <law@redhat.com>
11611
11612         * var-tracking.c (canonicalize_values_mark): Delete unused
11613         lhs assignment.
11614         (canonicalize_values_star, set_variable_part): Likewise.
11615         (clobber_variable_part, delete_variable_part): Likewise.
11616
11617 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
11618
11619         * gcse.c (free_gcse_mem): Free reg_set_bitmap.
11620
11621 2011-03-28  Martin Jambor  <mjambor@suse.cz>
11622
11623         * tree-inline.c (expand_call_inline): Do not check that destination
11624         node is analyzed.
11625         (optimize_inline_calls): Assert that destination node is analyzed.
11626         * cgraph.c (cgraph_add_new_function): Call cgraph_analyze_function, do
11627         not call tree_lowering_passes.
11628         * cgraph.h (cgraph_analyze_function): Declare.
11629         * cgraphunit.c (cgraph_analyze_function): Make public.
11630
11631 2011-03-28  Joseph Myers  <joseph@codesourcery.com>
11632
11633         * config/sparc/sparc-opts.h: New.
11634         * config/sparc/sparc.c (sparc_handle_option, sparc_select,
11635         sparc_cpu, fpu_option_set, TARGET_HANDLE_OPTION): Remove.
11636         (sparc_option_override): Store processor_type enumeration rather
11637         than string in cpu_default.  Remove name and enumeration from
11638         cpu_table.  Directly default -mcpu then default -mtune from -mcpu
11639         without using sparc_select.  Use target_flags_explicit instead of
11640         fpu_option_set.
11641         * config/sparc/sparc.h (enum processor_type): Move to
11642         sparc-opts.h.
11643         (sparc_cpu, struct sparc_cpu_select, sparc_select): Remove.
11644         * config/sparc/sparc.opt (config/sparc/sparc-opts.h): New
11645         HeaderInclude entry.
11646         (mcpu=, mtune=): Use Var and Enum.
11647         (sparc_processor_type): New Enum and EnumValue entries.
11648
11649 2011-03-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11650             Iain Sandoe  <iains@gcc.gnu.org>
11651
11652         PR target/48245
11653         * config/darwin.h (LINK_COMMAND_SPEC_A): Use LINK_PLUGIN_SPEC.
11654
11655 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
11656
11657         * tree-vectorizer.h (vect_create_data_ref_ptr): Adjust prototype.
11658         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add GSI parameter.
11659         Insert new statements at it in lieu of STMT.
11660         (vect_setup_realignment): Adjust call to vect_create_data_ref_ptr.
11661         * tree-vect-stmts.c (vectorizable_store): Likewise.
11662         (vectorizable_load): Likewise.
11663
11664 2011-03-28  Uros Bizjak  <ubizjak@gmail.com>
11665
11666         * config/alpha/alpha.md (addtf3): Change mode of operands to TFmode.
11667         (divtf3): Ditto.
11668         (multf3): Ditto.
11669         (subtf3): Ditto.
11670
11671 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
11672
11673         * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
11674         unaligned 256bit load/store.
11675         (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
11676         (*avx_movdqu<avxmodesuffix>): Likewise.
11677
11678 2011-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
11679
11680         PR target/48288
11681         * config/pa/predicates.md (reg_or_ior_operand): New predicate.
11682         * config/pa/pa.md (iordi3): Use new predicate in expander.
11683         (iorsi3): Likewise.
11684
11685 2011-03-27  Anatoly Sokolov  <aesok@post.ru>
11686
11687         * config/mips/mips.h (LIBCALL_VALUE, FUNCTION_VALUE,
11688         FUNCTION_VALUE_REGNO_P): Remove macros.
11689         * config/mips/mips-protos.h (mips_function_value): Remove.
11690         * config/mips/mips.c (mips_function_value): Rename to...
11691         (mips_function_value_1): ... this. Make static.  Handle receiving
11692         the function type in 'fn_decl_or_type' argument.
11693         (mips_function_value, mips_libcall_value,
11694         mips_function_value_regno_p): New function.
11695         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
11696         TARGET_FUNCTION_VALUE_REGNO_P): Define.
11697
11698 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
11699
11700         * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
11701         and -mavx256-split-unaligned-store.
11702         (ix86_option_override_internal): Split 32-byte AVX unaligned
11703         load/store by default.
11704         (ix86_avx256_split_vector_move_misalign): New.
11705         (ix86_expand_vector_move_misalign): Use it.
11706
11707         * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
11708         -mavx256-split-unaligned-store.
11709
11710         * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
11711         256bit load/store.  Generate unaligned store on misaligned memory
11712         operand.
11713         (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
11714         256bit load/store.
11715         (*avx_movdqu<avxmodesuffix>): Likewise.
11716
11717         * doc/invoke.texi: Document -mavx256-split-unaligned-load and
11718         -mavx256-split-unaligned-store.
11719
11720 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
11721
11722         PR target/38598
11723         * config/mips/mips.md (extendsidi2): Add an "l" alternative.
11724         Update commentary.
11725
11726 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
11727
11728         * config/mips/mips.c (mips_prepare_builtin_arg): Replace icode and
11729         opno arguments with an expand_operand.  Use create_input_operand.
11730         (mips_prepare_builtin_target): Delete.
11731         (mips_expand_builtin_insn, mips_expand_builtin_compare_1): New
11732         functions.
11733         (mips_expand_builtin_direct): Use create_output_operand and
11734         mips_expand_builtin_insn.  Update call to mips_prepare_builtin_arg.
11735         (mips_expand_builtin_movtf): Likewise.  Use mips_expand_fp_comparison.
11736         (mips_expand_builtin_compare): Use mips_expand_fp_comparison.
11737
11738 2011-03-27  Ira Rosen  <ira.rosen@linaro.org>
11739
11740         * config/arm/arm.c (arm_autovectorize_vector_sizes): New
11741         function.
11742         (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
11743
11744 2011-03-26  Eric Botcazou  <ebotcazou@adacore.com>
11745
11746         * basic-block.h (fixup_abnormal_edges): Adjust prototype.
11747         * reload1.c (reload): Adjust call to fixup_abnormal_edges.  Rediscover
11748         basic blocks and call commit_edge_insertions directly.
11749         (fixup_abnormal_edges): Move from here to...
11750         * cfgrtl.c (fixup_abnormal_edges): ...here.  Only insert instructions
11751         on the edges and return whether some have actually been inserted.
11752         * reg-stack.c (convert_regs): Fix up abnormal edges before inserting
11753         compensation code.
11754
11755 2011-03-26  Andrey Belevantsev  <abel@ispras.ru>
11756
11757         PR rtl-optimization/48144
11758         * sel-sched-ir.c (merge_history_vect): Factor out from ...
11759         (merge_expr_data): ... here.
11760         (av_set_intersect): Rename to av_set_code_motion_filter.
11761         Update all callers.  Call merge_history_vect when an expression
11762         is found in both sets.
11763         * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
11764
11765 2011-03-26  Alan Modra  <amodra@gmail.com>
11766
11767         * config/rs6000/predicates.md (word_offset_memref_op): Handle
11768         cmodel medium addresses.
11769         * config/rs6000/rs6000.c (rs6000_secondary_reload): Handle misaligned
11770         64-bit gpr loads and stores.
11771         (rs6000_secondary_reload_ppc64): New function.
11772         * config/rs6000/rs6000-protos.h: Declare it.
11773         * config/rs6000/rs6000.md (reload_di_store, reload_di_load): New.
11774
11775 2011-03-26  Alan Modra  <amodra@gmail.com>
11776
11777         PR target/47487
11778         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Support
11779         GNU Go in traceback table.
11780
11781 2011-03-25  Richard Henderson  <rth@redhat.com>
11782
11783         * expr.c (emit_block_move_via_movmem): Only use 6 operand variant
11784         if there are exactly 6 operands.
11785         (set_storage_via_setmem): Similarly.
11786
11787 2011-03-25  Kai Tietz  <ktietz@redhat.com>
11788
11789         * collect2.c (write_c_file_stat): Handle backslash
11790         as right-hand directory separator.
11791         (resolve_lib_name): Use IS_DIR_SEPARATOR instead of
11792         checking just for slash.
11793         * coverage.c (coverage_init): Use IS_ABSOLUTE_PATH
11794         instead of checking for trailing slash.
11795         * gcc.c (record_temp_file): Use filename_cmp instead
11796         of strcmp.
11797         (do_spec_1): Likewise.
11798         (replace_outfile_spec_function): Likewise.
11799         (is_directory): Use filename_ncmp instead of strncmp.
11800         (print_multilib_info): Likewise.
11801         * gcov.c (find_source): Use filename_cmp instead
11802         instead of strcmp.
11803         (make_gcov_file_name): Fix order of slash/backslash
11804         checks.
11805         * incpath.c (DIRS_EQ): Use filename_cmp instead of strcmp.
11806         (add_standard_paths): Likewise.
11807         * mips-tfile.c (saber_stop): Handle backslash.
11808         * prefix.c (update_path): Use filename_ncmp instead of
11809         strncmp.
11810         * profile.c (output_location): Use filename_cmp instead
11811         of strcmp.
11812         * read-md.c (handle_toplevel_file): Handle backslash.
11813         * tlink.c (frob_extension):  Likewise.
11814         * tree-cfg.c (same_line_p): Use filename_cmp instead of
11815         strcmp.
11816         * tree-dump.c (dequeue_and_dump): Handle backslash.
11817         * tree.c (get_file_function_name): Likewise.
11818         * gengtype.c (read_input_list): Likewise.
11819         (get_file_realbasename): Likewise.
11820         (get_output_file_with_visibility): Use filename_cmp
11821         instead of strcmp.
11822
11823 2011-03-25  Richard Sandiford  <richard.sandiford@linaro.org>
11824
11825         * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Restrict FPA_REGS
11826         case to VFPv1.
11827
11828 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
11829
11830         * fold-const.c (expr_location_or): New function.
11831         (fold_truth_not_expr): Call it.
11832
11833 2011-03-25  Jeff Law  <law@redhat.com>
11834
11835         * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Add missing
11836         va_end.
11837         * c-family/c-common.c (def_fn_type): Likewise.
11838         * ada/gcc-interface/utils.c (def_fn_type): Likewise.
11839         * emit-rtl.c (gen_rtvec): Likewise.
11840         * lto/lto-lang.c (def_fn_type): Likewise.
11841
11842 2011-03-25  Richard Guenther  <rguenther@suse.de>
11843
11844         * tree-ssa-copy.c (stmt_may_generate_copy): Copies from constants
11845         also generate copies.
11846         (fini_copy_prop): Handle constant values properly.
11847
11848 2011-03-25  Jakub Jelinek  <jakub@redhat.com>
11849
11850         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Compare
11851         mode size instead of bitsize with DWARF2_ADDR_SIZE.
11852         (hash_loc_operands, compare_loc_operands): Handle
11853         DW_OP_GNU_entry_value.
11854
11855 2011-03-25  Kai Tietz  <ktietz@redhat.com>
11856
11857         * config/i386/cygming.h (DWARF_FRAME_REGISTERS): Adjust comment.
11858         (STACK_BOUNDARY): Check for bit-ness in case of MS_ABI.
11859         * config/i386/i386.c (ix86_conditional_register_usage): Adjust
11860         comment and use macro TARGET_64BIT_MS_ABI instead.
11861         (ix86_keep_aggregate_return_pointer): Optimize for 64-bit case
11862         and change default behavior for 32-bit MS_ABI.
11863         (ix86_reg_parm_stack_space): Check additionally for bit-ness.
11864         (ix86_function_type_abi): Allow check for ms_abi/sysv_abi for
11865         32-bit, too.
11866         (ix86_cfun_abi): Likewise.
11867         (ix86_maybe_switch_abi): Adjust comment.
11868         (init_cumulative_args): Check for bit-ness in MS_ABI case.
11869         (ix86_gimplify_va_arg): Check just for not TARGET_64BIT_MS_ABI
11870         instead of checking for SYSV_ABI.
11871         (ix86_nsaved_sseregs): Likewise.
11872         (ix86_compute_frame_layout): Set only for 64-bit MS_ABI alignment
11873         to 16 bytes.
11874         (ix86_expand_call): Use TARGET_64BIT_MS_ABI macro.
11875         * config/i386.h (TARGET_32BIT_MS_ABI): New macro.
11876         (ACCUMULATE_OUTGOING_ARGS): Check explicit for 64-bit MS_ABI.
11877         (OUTGOING_REG_PARM_STACK_SPACE): Likewise.
11878         * config/mingw32.h (DEFAULT_ABI): Change default always to MS_ABI.
11879
11880 2011-03-25  Richard Guenther  <rguenther@suse.de>
11881
11882         * tree-flow.h (verify_stmts): Rename to verify_gimple_in_cfg.
11883         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
11884         (verify_gimple): Remove.
11885         * tree-cfg.c (verify_gimple_call): Merge verification
11886         from verify_stmts.
11887         (verify_gimple_phi): Merge verification from verify_stmts.
11888         (verify_gimple_label): New function.
11889         (verify_types_in_gimple_seq_2): Rename to verify_gimple_in_seq_2.
11890         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
11891         (verify_stmt): Merge into verify_gimple_in_cfg and callees.
11892         (verify_stmts): Rename to verify_gimple_in_cfg.
11893         (verify_gimple_in_cfg): New function.
11894         * passes.c (execute_function_todo): Call verify_gimple_in_cfg.
11895         * tree-ssa.c (verify_ssa): Likewise.
11896         * gimplify.c (gimplify_body): Call verify_gimple_in_seq.
11897
11898 2011-03-25  Richard Guenther  <rguenther@suse.de>
11899
11900         * passes.c (init_optimization_passes): Add FRE pass after
11901         early SRA.
11902
11903 2011-03-25  Bernd Schmidt  <bernds@codesourcery.com>
11904             Andrew Stubbs  <ams@codesourcery.com>
11905
11906         * config/arm/vfp.md (arm_movdi_vfp): Enable only when not tuning
11907         for Cortex-A8.
11908         (arm_movdi_vfp_cortexa8): New pattern.
11909         * config/arm/neon.md (adddi3_neon, subdi3_neon, anddi3_neon,
11910         iordi3_neon, xordi3_neon): Add alternatives to discourage Neon
11911         instructions when tuning for Cortex-A8.  Set attribute "arch".
11912         * config/arm/arm.md: Move include arm-tune.md up a bit.
11913         (define_attr "arch"): Add "onlya8" and "nota8" values.
11914         (define_attr "arch_enabled"): Handle "onlya8" and "nota8".
11915
11916 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
11917
11918         PR bootstrap/48282
11919         Revert:
11920         2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
11921
11922         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
11923         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
11924         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
11925         * passes.c (init_optimization_passes): Move
11926         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
11927
11928 2011-03-25  Kai Tietz  <ktietz@redhat.com>
11929
11930         * c-typeck.c (comptypes_internal): Replace target
11931         hook call of comp_type_attributes by version in tree.c file.
11932         * gimple.c (gimple_types_compatible_p_1): Likewise.
11933         * tree-ssa.c (useless_type_conversion_p): Likewise.
11934         * tree.c (build_type_attribute_qual_variant): Likewise.
11935         (attribute_value_equal): New static helper function.
11936         (comp_type_attributes): New function.
11937         (merge_attributes): Use attribute_value_equal for comparison.
11938         (attribute_list_contained): Likewise.
11939         * tree.h (comp_type_attributes): New prototype.
11940
11941 2011-03-25  Richard Guenther  <rguenther@suse.de>
11942
11943         * tree-cfg.c (verify_gimple_assign_unary): Drop special casing
11944         of complex types at -O0.
11945         (verify_gimple_assign_binary): Likewise.
11946         (verify_gimple_assign_ternary): Likewise.
11947
11948 2011-03-24  Mark Wielaard  <mjw@redhat.com>
11949
11950         * dwarf2out.c (size_of_die): Modify comment to say DW_FORM_ref_sig8.
11951         (value_format): Use DW_FORM_ref_sig8, not DW_FORM_sig8.
11952
11953 2011-03-24  Mark Wielaard  <mjw@redhat.com>
11954
11955         PR debug/48041
11956         * dwarf2out.c (output_abbrev_section): Only write table when
11957         abbrev_die_table_in_use > 1.
11958
11959 2011-02-24  Richard Henderson  <rth@redhat.com>
11960
11961         * config/alpha/alpha.c (alpha_expand_unaligned_load): Use extql.
11962         (alpha_expand_unaligned_store): Use mskwl, mskll, mskql.
11963         (alpha_expand_unaligned_load_words): Use extql.
11964         (alpha_expand_unaligned_store_words): Use insqh, mskqh, mskql.
11965         (emit_insxl): Handle all modes for consistency.
11966
11967 2011-02-24  Richard Henderson  <rth@redhat.com>
11968
11969         * config/alpha/alpha.c (get_aligned_mem): Don't test WORDS_BIG_ENDIAN.
11970         (alpha_expand_unaligned_load): Likewise.
11971         (alpha_expand_unaligned_store): Likewise.
11972         (alpha_expand_unaligned_load_words): Likewise.
11973         (alpha_expand_unaligned_store_words): Likewise.
11974         (emit_insxl, alpha_split_compare_and_swap_12): Likewise.
11975         (alpha_split_lock_test_and_set_12): Likewise.
11976         (print_operand, alpha_fold_builtin_extxx): Likewise.
11977         (alpha_fold_builtin_insxx, alpha_fold_builtin_mskxx): Likewise.
11978         * config/alpha/alpha.md (bswapsi2, insv, extv, extzv): Likewise.
11979         (builtin_extwh, builtin_extlh, builtin_extql): Likewise.
11980         (unaligned_extendqidi_be, unaligned_extendhidi_be, extxl_be): Remove.
11981         (*extxl_1_be, *extql_2_be, extqh_be, extlh_be, extwh_be): Remove.
11982         (insbl_be, inswl_be, insll_be, insql_be, mskxl_be): Remove.
11983         (unaligned_loadqi_be, unaligned_loadhi_be): Remove.
11984         (unaligned_storeqi_be, unaligned_storehi_be): Remove.
11985         (extbl): Rename from builtin_extbl; don't test WORDS_BIG_ENDIAN.
11986         (extwl, extll, extql): Similarly.
11987         (inswh, inslh, insqh): Similarly.
11988         (mskbl, mskwl, mskll, mskql): Similarly.
11989         (mskwh, msklh, mskqh): Similarly.
11990
11991 2011-02-24  Richard Henderson  <rth@redhat.com>
11992
11993         * config/alpha/alpha.md (attribute isa): Add er, ner.
11994         (attribute enabled): Handle them.
11995         (*movdi): Merge *movdi_{er_nofix,nofix,er_fix,fix}.
11996
11997 2011-02-24  Richard Henderson  <rth@redhat.com>
11998
11999         * config/alpha/alpha.md (attribute isa): Add vms.
12000         (attribute enabled): Handle it.
12001         (*movsf): Merge *movsf_{nofix,fix,nofp}.
12002         (*movdf): Merge *movdf_{nofix,fix,nofp}.
12003         (*movtf): Rename from *movtf_internal for consistency.
12004         (*movsi): Merge with *movsi_nt_vms.
12005         (*movhi): Merge *movhi_nobwx, *movhi_bwx.
12006         (*movqi): Merge *movqi_nobwx, *movqi_bwx.
12007         (*mov<VEC>): Merge *mov<VEC>_fix, *mov<VEC>_nofix.
12008         * config/alpha/constraint.md ("f"): Use NO_REGS when fpu is disabled.
12009
12010 2011-02-24  Richard Henderson  <rth@redhat.com>
12011
12012         * config/alpha/alpha.md (extendqihi2): Implement for BWX only.
12013         (extendqisi2, extendhisi2): Likewise.
12014         (extendqidi2): Simplify BWX/non-BWX expansions.
12015         (extendhidi2): Similarly.
12016
12017 2011-02-24  Richard Henderson  <rth@redhat.com>
12018
12019         * config/alpha/alpha.md (attribute isa): New.
12020         (attribute enabled): New.
12021         (zero_extendqihi2): Merge from *zero_extendqihi2_{bwx,nobwx}.
12022         (zero_extendqisi2, zero_extendqidi2): Similarly.
12023         (zero_extendhisi2, zero_extendhidi2): Similarly.
12024         * config/alpha/predicates.md (reg_or_bwx_memory_operand): New.
12025
12026 2011-02-24  Richard Henderson  <rth@redhat.com>
12027
12028         * config/alpha/predicates.md (input_operand): Revert last change;
12029         update comment to mention 32-bit VMS rather than Windows.
12030
12031 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
12032
12033         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
12034         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
12035         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
12036         * passes.c (init_optimization_passes): Move
12037         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
12038
12039 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
12040
12041         * dojump.c (do_jump_by_parts_greater_rtx): Optimize in specific cases.
12042
12043 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
12044
12045         * config/i386/i386.md (ix86_print_operand): Output DFmode const_double
12046         correctly.
12047
12048 2011-03-24  Jakub Jelinek  <jakub@redhat.com>
12049
12050         PR debug/48204
12051         * simplify-rtx.c (simplify_const_unary_operation): Call
12052         real_convert when changing mode class with FLOAT_EXTEND.
12053
12054 2011-03-24  Nick Clifton  <nickc@redhat.com>
12055
12056         * config/rx/rx.h (LABEL_ALIGN_FOR_BARRIER): Define.
12057         (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
12058         * config/rx/rx.c (rx_option_override): Set align_jumps,
12059         align_loops and align_labels if not set by the user.
12060         (rx_align_for_label): New function.
12061         (rx_max_skip_for_label): New function.
12062         (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
12063         (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
12064         (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
12065         (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
12066         * config/rx/rx-protos.h (rx_align_for_label): Add prototype.
12067
12068 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
12069
12070         PR rtl-optimization/48263
12071         * optabs.c (expand_binop_directly): Reinstate convert_modes code
12072         and original commutative_p handling.  Use maybe_gen_insn.
12073
12074 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
12075
12076         * reload.c (find_reloads_subreg_address): Add address_reloaded
12077         parameter and return true there if the full address has been
12078         reloaded.
12079         (find_reloads_toplev): Pass address_reloaded flag.
12080         (find_reloads_address_1): Don't use address_reloaded parameter.
12081
12082 2011-03-24  Jeff Law  <law@redhat.com>
12083
12084         * tree-ssa-live.c (remove_unused_scope_block_p): Remove set but
12085         unused variable "ann".
12086         (remove_unused_locals): Likewise.
12087
12088         * tree-ssa-copy.c (propagate_tree_value_into_stmt): Remove useless
12089         statement.
12090
12091         * cfglayout.c (fixup_reorder_chain): Do not dereference E_FALL
12092         after it is freed.
12093
12094 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
12095
12096         * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
12097         for invalid symbolic addresses.
12098         (s390_secondary_reload): Don't use s390_check_symref_alignment for
12099         larl operands.
12100
12101 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
12102
12103         * fold-const.c (fold_ternary_loc): Preserve the location (if any) of
12104         the argument in calls to fold_truth_not_expr.
12105
12106 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
12107
12108         * tree.c (record_node_allocation_statistics): New function.
12109         (make_node_stat, copy_node_stat, build_string): Call it.
12110         (make_tree_binfo_stat, make_tree_vec_stat, tree_cons_stat): Likewise.
12111         (build1_stat, build_omp_clause): Likewise.
12112
12113 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
12114
12115         * builtins.c (expand_movstr): Fix endp == 1 adjustment after
12116         last commit.
12117
12118 2011-03-24  Richard Guenther  <rguenther@suse.de>
12119
12120         PR tree-optimization/48271
12121         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only cleanup
12122         blocks that still exist.
12123
12124 2011-03-24  Richard Guenther  <rguenther@suse.de>
12125
12126         PR tree-optimization/48270
12127         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Do
12128         not free datarefs before ddrs.
12129
12130 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
12131
12132         * tree-sra.c (build_ref_for_offset): Strip useless type conversions
12133         from the address built for a reference with variable offset.
12134
12135 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
12136
12137         PR target/48237
12138         * config/i386/i386.md (*movdf_internal_rex64): Do not split
12139         alternatives that can be handled with movq or movabsq insn.
12140         (*movdf_internal): Disable for !TARGET_64BIT.
12141         (*movdf_internal_nointeger): Ditto.
12142         * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
12143
12144 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
12145
12146         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
12147         (FUNCTION_ARG_ADVANCE): Likewise.
12148         * tm.texi.in: Change references to them to hook references.
12149         * tm.texi: Regenerate.
12150         * targhooks.c (default_function_arg): Eliminate check for target macro.
12151         (default_function_incoming_arg): Likewise.
12152         (default_function_arg_advance): Likewise.
12153         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
12154         (function_arg_advance): Likewise.
12155         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
12156
12157 2011-03-24  Richard Guenther  <rguenther@suse.de>
12158
12159         PR middle-end/48269
12160         * tree-object-size.c (addr_object_size): Do not double-account
12161         for MEM_REF offsets.
12162
12163 2011-03-24  Diego Novillo  <dnovillo@google.com>
12164
12165         * lto-opts.c (input_data_block): Move to lto-streamer-in.c.
12166         * lto-streamer-in.c (input_string_internal): Add clarifying comments.
12167         (lto_input_data_block): Move from lto-opts.c.  Make extern.
12168         Update all users.
12169         (lto_input_string): Rename from input_string.  Make extern.
12170         Update all users.
12171         * lto-streamer-out.c (lto_output_string_with_length): Rename from
12172         output_string_with_length.
12173         Output 0 to indicate a non-NULL string.  Update all callers to
12174         not emit 0.
12175         (lto_output_string): Rename from output_string.  Make extern.
12176         Update all users.
12177         (lto_output_decl_state_streams): Make extern.
12178         (lto_output_decl_state_refs): Make extern.
12179         * lto-streamer.h (lto_input_string): Declare.
12180         (lto_input_data_block): Declare.
12181         (lto_output_string): Declare.
12182         (lto_output_string_with_length): Declare.
12183         (lto_output_decl_state_streams): Declare.
12184         (lto_output_decl_state_refs): Declare.
12185
12186 2011-03-24  Richard Guenther  <rguenther@suse.de>
12187
12188         PR tree-optimization/46562
12189         * tree.c (build_invariant_address): New function.
12190         * tree.h (build_invariant_address): Declare.
12191         * tree-dfa.c (get_addr_base_and_unit_offset): Wrap around
12192         a renamed function moved ...
12193         * tree-flow-inline.h (get_addr_base_and_unit_offset_1): ... here.
12194         Take valueization callback parameter.
12195         * tree-flow.h (gimple_fold_stmt_to_constant): Declare.
12196         * gimple-fold.h: New file.
12197         * tree-ssa-ccp.c (ccp_fold): Use gimple_fold_stmt_to_constant_1.
12198         (ccp_fold, fold_const_aggregate_ref,
12199         fold_ctor_reference, fold_nonarray_ctor_reference,
12200         fold_array_ctor_reference, fold_string_cst_ctor_reference,
12201         get_base_constructor): Move ...
12202         * gimple-fold.c: ... here.
12203         (gimple_fold_stmt_to_constant_1): New function
12204         split out from ccp_fold.  Take a valueization callback parameter.
12205         Valueize all operands.
12206         (gimple_fold_stmt_to_constant): New wrapper function.
12207         (fold_const_aggregate_ref_1): New function split out from
12208         fold_const_aggregate_ref.  Take a valueization callback parameter.
12209         (fold_const_aggregate_ref): Wrap fold_const_aggregate_ref_1.
12210         * tree-ssa-sccvn.c (simplify_binary_expression): Simplify
12211         invariant POINTER_PLUS_EXPRs to invariant form.
12212         (vn_valueize): New function.
12213         (try_to_simplify): Simplify by using gimple_fold_stmt_to_constant.
12214         * tree-vrp.c (vrp_valueize): New function.
12215         (vrp_visit_assignment_or_call): Use gimple_fold_stmt_to_constant
12216         to fold statements to constants.
12217         * tree-ssa-pre.c (eliminate): Properly guard propagation of
12218         function declarations.
12219         * Makefile.in (tree-ssa-sccvn.o, tree-vrp.o, gimple-fold.o,
12220         tree-ssa-ccp.o): Add gimple-fold.h dependencies.
12221
12222 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
12223
12224         * config/h8300/predicates.md (jump_address_operand): Fix register
12225         mode check.
12226
12227 2011-03-24  Ira Rosen  <ira.rosen@linaro.org>
12228
12229         * doc/invoke.texi (max-stores-to-sink): Document.
12230         * params.h (MAX_STORES_TO_SINK): Define.
12231         * opts.c (finish_options): Set MAX_STORES_TO_SINK to 0
12232         if either vectorization or if-conversion is disabled.
12233         * tree-data-ref.c (dr_equal_offsets_p1): Moved and renamed from
12234         tree-vect-data-refs.c vect_equal_offsets.
12235         (dr_equal_offsets_p): New function.
12236         (find_data_references_in_bb): Remove static.
12237         * tree-data-ref.h (find_data_references_in_bb): Declare.
12238         (dr_equal_offsets_p): Likewise.
12239         * tree-vect-data-refs.c (vect_equal_offsets): Move to tree-data-ref.c.
12240         (vect_drs_dependent_in_basic_block): Update calls to
12241         vect_equal_offsets.
12242         (vect_check_interleaving): Likewise.
12243         * tree-ssa-phiopt.c: Include cfgloop.h and tree-data-ref.h.
12244         (cond_if_else_store_replacement): Rename to...
12245         (cond_if_else_store_replacement_1): ... this.  Change arguments and
12246         documentation.
12247         (cond_if_else_store_replacement): New function.
12248         * Makefile.in (tree-ssa-phiopt.o): Adjust dependencies.
12249         * params.def (PARAM_MAX_STORES_TO_SINK): Define.
12250
12251 2011-03-23  Chung-Lin Tang  <cltang@codesourcery.com>
12252
12253         PR target/46934
12254         * config/arm/arm.md (casesi): Use the gen_int_mode() function
12255         to subtract lower bound instead of GEN_INT().
12256
12257 2011-03-23  Jonathan Wakely  <jwakely.gcc@gmail.com>
12258
12259         PR other/48179
12260         PR other/48221
12261         PR other/48234
12262         * doc/extend.texi (Alignment): Move section to match order in TOC.
12263         * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
12264         (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
12265
12266 2011-03-23  Jeff Law  <law@redhat.com>
12267
12268         * cfg.c (redirect_edge_succ_nodup): Duplicate the varm map
12269         before removing the edge.
12270
12271         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Do not use E after
12272         it may have been freed by redirect_branch_edge or
12273         redirect_edge_succ_nodup.
12274
12275 2011-03-23  Richard Guenther  <rguenther@suse.de>
12276
12277         * tree-stdarg.c (va_list_counter_bump): Handle bumps via MEM_REF.
12278         (check_va_list_escapes): Likewise.
12279         (check_all_va_list_escapes): Likewise.
12280
12281 2011-03-23  Richard Guenther  <rguenther@suse.de>
12282
12283         * Makefile.in (IPA_TYPE_ESCAPE_H): Remove.
12284         (OBJS-archive): Remove ipa-struct-reorg.o and ipa-type-escape.o.
12285         (tree-ssa-alias.o): Do not depend on IPA_TYPE_ESCAPE_H.
12286         (alias.o): Likewise.
12287         (ipa-type-escape.o): Remove.
12288         (ipa-struct-reorg.o): Likewise.
12289         (GTFILES): Remove ipa-struct-reorg.c.
12290         * alias.c: Do not include ipa-type-escape.h.
12291         * tree-ssa-alias.c: Likewise.
12292         * common.opt (fipa-struct-reorg): Preserve for backward compatibility.
12293         * opts.c (finish_options): Do not reset flag_ipa_struct_reorg.
12294         * passes.c (init_optimization_passes): Remove ipa-struct-reorg
12295         and ipa-type-escape passes.
12296         * tree-pass.h (pass_ipa_type_escape): Remove.
12297         (pass_ipa_struct_reorg): Likewise.
12298         * ipa-struct-reorg.h: Remove.
12299         * ipa-struct-reorg.c: Likewise.
12300         * ipa-type-escape.h: Likewise.
12301         * ipa-type-escape.c: Likewise.
12302         * doc/invoke.texi (-fipa-struct-reorg): Remove.
12303         (--param struct-reorg-cold-struct-ratio): Likewise.
12304         * params.def (PARAM_STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
12305         * params.h (STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
12306         * timevar.def (TV_IPA_TYPE_ESCAPE): Likewise.
12307
12308 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
12309
12310         * config/s390/2084.md: Enable all insn reservations also for z9_ec
12311         cpu attribute value.
12312         * config/s390/s390-opts.h (enum s390_arch_option): Remove.
12313         (enum processor_type): Add PROCESSOR_2094_Z9_EC.
12314         * config/s390/s390.c (processor_flags_table): New constant array.
12315         (s390_handle_arch_option): Remove.
12316         (s390_handle_option): Remove s390_handle_arch_option invocations
12317         and OPT_mwarn_framesize_ handling.
12318         (s390_option_override): Remove s390_handle_arch_option invocation.
12319         (s390_emit_prologue): Remove use of HOST_WIDE_INT_PRINT_DEC in
12320         warnings.
12321         * config/s390/s390.md (cpu attribute): Add z9_ec value.
12322         * config/s390/s390.opt (s390_tune, s390_arch)
12323         (march=): Replace s390_arch_option enum and values with
12324         processor_type.  Set variable name to s390_arch.  Set
12325         initialization value.
12326         (mtune=): Replace s390_arch_option with processor_type.  Set
12327         variable name to s390_tune.  Set initialization value.
12328
12329 2011-03-23  Julian Brown  <julian@codesourcery.com>
12330
12331         * expr.c (expand_expr_real_1): Only use BLKmode for volatile
12332         accesses which are not naturally aligned.
12333
12334 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
12335
12336         PR target/47553
12337         * config/arm/predicates.md (neon_lane_number): Accept 0..15.
12338
12339 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
12340
12341         * optabs.h (emit_unop_insn, maybe_emit_unop_insn): Change insn code
12342         parameter from "int" to "enum insn_code".
12343         (expand_operand_type): New enum.
12344         (expand_operand): New structure.
12345         (create_expand_operand): New function.
12346         (create_fixed_operand, create_output_operand): Likewise
12347         (create_input_operand, create_convert_operand_to): Likewise.
12348         (create_convert_operand_from, create_address_operand): Likewise.
12349         (create_integer_operand): Likewise.
12350         (create_convert_operand_from_type, maybe_legitimize_operands): Declare.
12351         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
12352         (expand_insn, expand_jump_insn): Likewise.
12353         * builtins.c (expand_builtin_prefetch): Use the new interfaces.
12354         (expand_builtin_interclass_mathfn, expand_builtin_strlen): Likewise.
12355         (expand_movstr, expand_builtin___clear_cache): Likewise.
12356         (expand_builtin_lock_release): Likewise.
12357         * explow.c (allocate_dynamic_stack_space): Likewise.
12358         (probe_stack_range): Likewise.  Allow check_stack to FAIL,
12359         and use the default handling in that case.
12360         * expmed.c (check_predicate_volatile_ok): Delete.
12361         (store_bit_field_1, extract_bit_field_1): Use the new interfaces.
12362         (emit_cstore): Likewise.
12363         * expr.c (emit_block_move_via_movmem): Likewise.
12364         (set_storage_via_setmem, expand_assignment): Likewise.
12365         (emit_storent_insn, try_casesi): Likewise.
12366         (emit_single_push_insn): Likewise.  Allow the expansion to fail.
12367         * optabs.c (expand_widen_pattern_expr, expand_ternary_op): Likewise.
12368         (expand_vec_shift_expr, expand_binop_directly): Likewise.
12369         (expand_twoval_unop, expand_twoval_binop): Likewise.
12370         (expand_unop_direct, emit_indirect_jump): Likewise.
12371         (emit_conditional_move, vector_compare_rtx): Likewise.
12372         (expand_vec_cond_expr, expand_val_compare_and_swap_1): Likewise.
12373         (expand_sync_operation, expand_sync_fetch_operation): Likewise.
12374         (expand_sync_lock_test_and_set): Likewise.
12375         (maybe_emit_unop_insn): Likewise.  Change icode to an insn_code.
12376         (emit_unop_insn): Likewise.
12377         (expand_copysign_absneg): Change icode to an insn_code.
12378         (create_convert_operand_from_type): New function.
12379         (maybe_legitimize_operand, maybe_legitimize_operands): Likewise.
12380         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
12381         (expand_insn, expand_jump_insn): Likewise.
12382         * config/i386/i386.md (setmem<mode>): Use nonmemory_operand rather
12383         than const_int_operand for operand 2.
12384
12385 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
12386
12387         * dwarf2out.c (const_ok_for_output_1): Print the unspec enum name
12388         if possible.
12389
12390 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
12391
12392         * emit-rtl.c (emit_pattern_before_noloc): New function.
12393         (emit_insn_before_noloc, emit_jump_insn_before_noloc): Call it.
12394         (emit_call_insn_before_noloc, emit_debug_insn_before_noloc): Likewise.
12395         (emit_pattern_after_noloc): New function.
12396         (emit_insn_after_noloc, emit_jump_insn_after_noloc): Call it.
12397         (emit_call_insn_after_noloc, emit_debug_insn_after_noloc): Likewise.
12398
12399 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
12400
12401         * libgcc2.c (__lshrdi3, __ashldi3, __ashrdi3): Use W_TYPE_SIZE.
12402         (__ffsDI2): Likewise.
12403
12404 2011-03-22  Richard Henderson  <rth@redhat.com>
12405
12406         * config/alpha/alpha.c (direct_return): Use TARGET_ABI_OSF instead
12407         of !TARGET_ABI_OPEN_VMS.
12408         (alpha_trampoline_init, alpha_start_function): Likewise.
12409         (alpha_expand_epilogue, alpha_file_start): Likewise.
12410         * config/alpha/alpha.md (divsi3, modsi3): Likewise.
12411         (udivsi3, umodsi3, divdi3, moddi3, udivdi3, umoddi3): Likewise.
12412         (*divmodsi_internal_er, *divmodsi_internal_er_1): Likewise.
12413         (*divmodsi_internal, *divmoddi_internal_er): Likewise.
12414         (*divmoddi_internal_er_1, *divmoddi_internal): Likewise.
12415
12416 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12417
12418         * config/s390/s390-opts.h: New.
12419         * config/s390/s390.c (s390_tune, s390_tune_flags, s390_arch,
12420         s390_arch_flags, s390_warn_framesize, s390_stack_size,
12421         s390_stack_guard): Remove.
12422         (s390_handle_arch_option): Return void.  Take enum
12423         s390_arch_option value instead of string and searching array.
12424         (s390_handle_option): Don't assert that global structures are in
12425         use.  Access variables via opts pointer.  Use error_at.  Don't use
12426         sscanf for -mstack-guard= or -mstack-size=.  Update call to
12427         s390_handle_arch_option.
12428         (s390_option_override): Update call to s390_handle_arch_option.
12429         (s390_emit_prologue): Use %d format for s390_stack_size in
12430         diagnostic.  Use %wd for HOST_WIDE_INT.
12431         * config/s390/s390.h (enum processor_type): Move to s390-opts.h.
12432         (s390_tune, s390_tune_flags, s390_arch, s390_arch_flags): Remove.
12433         * config/s390/s390.opt (config/s390/s390-opts.h): New
12434         HeaderInclude entry.
12435         (s390_arch_string, s390_tune, s390_tune_flags, s390_arch,
12436         s390_arch_flags, s390_warn_framesize): New Variable entries.
12437         (s390_arch_option): New Enum and EnumValue entries.
12438         (march=): Use Enum instead of Var.
12439         (mstack-guard=, mstack-size=): Use UInteger and Var.
12440         (mtune=): Use Enum.
12441
12442 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12443
12444         * config/score/score.c (score_handle_option): Don't assert that
12445         global structures are in use.  Access target_flags via opts
12446         pointer.  Use value of -march= option to determine target_flags
12447         settings.
12448         * config/score/score.opt (march=): Use Enum.
12449         (score_arch): New Enum and EnumValue entries.
12450
12451 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12452
12453         * config/mep/mep.c (option_mtiny_specified): Remove.
12454         (mep_option_override): Move register handling for -mivc2 from
12455         mep_handle_option.  Use global_options_set.x_mep_tiny_cutoff
12456         instead of option_mtiny_specified.
12457         (mep_handle_option): Access target_flags via opts pointer.  Don't
12458         assert that global structures are in use.  Defer part of -mivc2
12459         handling and move it to mep_option_override.
12460         * config/mep/mep.opt (IVC2): New Mask entry.
12461         (mivc2): Use Var and Defer instead of Mask.
12462
12463 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12464
12465         * config/v850/v850-opts.h: New.
12466         * config/v850/v850.c (small_memory): Replace with
12467         small_memory_physical_max array.  Make that array static const.
12468         (v850_handle_memory_option): Take integer value of argument.  Take
12469         gcc_options pointer, option text and location.  Return void.
12470         Update for changes to small memory structures.
12471         (v850_handle_option): Access target_flags via opts pointer.  Don't
12472         assert that global structures are in use.  Update calls to
12473         v850_handle_memory_option.
12474         (v850_encode_data_area): Update references to small memory settings.
12475         * config/v850/v850.h (struct small_memory_info, small_memory): Remove.
12476         (enum small_memory_type): Move to v850-opts.h.
12477         * config/v850/v850.opt (config/v850/v850-opts.h): New
12478         HeaderInclude entry.
12479         (small_memory_max): New Variable entry.
12480         (msda): Replace by pair of options msda= and msda-.  Use UInteger.
12481         (mtda, mzda): Likewise.
12482
12483 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12484
12485         * config/sh/sh.c (sh_handle_option): Access target_flags via opts
12486         pointer.  Don't assert that global structures are in use.
12487
12488 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12489
12490         * config/pdp11/pdp11.c (pdp11_handle_option): Access target_flags
12491         via opts pointer.  Don't assert that global structures are in use.
12492
12493 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12494
12495         * config/pa/pa-hpux.opt (flag_pa_unix): New Variable entry.
12496         (munix=93): Use Var.
12497         * config/pa/pa-hpux1010.opt (munix=95): Use Var.
12498         * config/pa/pa-hpux1111.opt (munix=98): Use Var.
12499         * config/pa/pa-opts.h: New.
12500         * config/pa/pa.c (pa_cpu, flag_pa_unix): Remove.
12501         (pa_handle_option): Don't assert that global structures are in
12502         use.  Access target_flags via opts pointer.  Don't handle
12503         OPT_mschedule_, OPT_mfixed_range_, OPT_munix_93, OPT_munix_95 or
12504         OPT_munix_98 here.
12505         (pa_option_override): Handle deferred OPT_mfixed_range_.
12506
12507 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12508
12509         * config/mn10300/mn10300-opts.h: New.
12510         * config/mn10300/mn10300.c (mn10300_processor,
12511         mn10300_tune_string): Remove.
12512         (mn10300_handle_option): Don't assert that global structures are
12513         in use.  Access mn10300_processor via opts pointer.  Don't handle
12514         OPT_mtune_ here.
12515         * config/mn10300/mn10300.h (enum processor_type): Move to
12516         mn10300-opts.h.
12517         (mn10300_processor): Remove.
12518         * config/mn10300/mn10300.opt (config/mn10300/mn10300-opts.h): New
12519         HeaderInclude entry.
12520         (mn10300_processor): New Variable entry.
12521         (mtune=): Use Var.
12522
12523 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12524
12525         * config/microblaze/microblaze.c: Don't include opts.h.
12526         (microblaze_handle_option, TARGET_HANDLE_OPTION): Remove.
12527         * config/microblaze/microblaze.opt (mxl-stack-check): Use Warn.
12528         (mno-clearbss): Use Var and Warn.
12529
12530 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12531
12532         * config/m32r/m32r-opts.h: New.
12533         * config/m32r/m32r.c (m32r_model, m32r_sdata): Remove.
12534         (m32r_handle_option): Don't assert that global structures are in
12535         use.  Access target_flags and m32r_cache_flush_func via opts
12536         pointer.  Don't handle OPT_mmodel_, OPT_msdata_ or
12537         OPT_mno_flush_trap here.
12538         * config/m32r/m32r.h (Code Models, Small Data Area): Replace by
12539         include of m32r-opts.h.
12540         * config/m32r/m32r.opt (config/m32r/m32r-opts.h): New
12541         HeaderInclude entry.
12542         (m32r_model_selected, m32r_sdata_selected): New Variable entries.
12543         (mmodel=): Use Enum and Var.
12544         (m32r_model): New Enum and EnumValue entries.
12545         (mno-flush-trap): Use Var.
12546         (msdata=): Use Enum and Var.
12547         (m32r_sdata): New Enum and EnumValue entries.
12548
12549 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12550
12551         * config/m32c/m32c.c: Don't include opts.h.
12552         (target_memregs, target_memregs_set, TARGET_HANDLE_OPTION,
12553         m32c_handle_option): Remove.
12554         (m32c_option_override): Check global_options_set.x_target_memregs
12555         instead of target_memregs_set.
12556         * config/m32c/m32c.h (target_memregs): Remove.
12557         * config/m32c/m32c.opt (memregs=): Use UInteger with integer
12558         variable.
12559
12560 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12561
12562         * config/iq2000/iq2000-opts.h: New.
12563         * config/iq2000/iq2000.c: Don't include opts.h.
12564         (iq2000_tune, iq2000_handle_option, TARGET_HANDLE_OPTION): Remove.
12565         * config/iq2000/iq2000.h (enum processor_type, iq2000_tune): Remove.
12566         * config/iq2000/iq2000.opt (config/iq2000/iq2000-opts.h): New
12567         HeaderInclude entry.
12568         (iq2000_tune): New Variable entry.
12569         (march=): Add comment.  Use Enum.
12570         (iq2000_arch): New Enum and EnumValue entries.
12571         (mcpu=): Use Enum and Var.
12572         (iq2000_tune): New Enum and EnumValue entries.
12573
12574 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12575
12576         * config/ia64/ia64-opts.h: New.
12577         * config/ia64/ia64.c (ia64_tune): Remove.
12578         (ia64_handle_option): Don't handle OPT_mfixed_range_ or OPT_mtune_
12579         here.  Use error_at.
12580         (ia64_option_override): Handle deferred OPT_mfixed_range_.
12581         * config/ia64/ia64.h (enum processor_type, ia64_tune): Remove.
12582         * config/ia64/ia64.opt (config/ia64/ia64-opts.h): New
12583         HeaderInclude entry.
12584         (ia64_tune): New Variable entry.
12585         (mfixed-range=): Use Defer and Var.
12586         (mtune=): Use Enum and Var.
12587         (ia64_tune): New Enum and EnumValue entries.
12588
12589 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12590
12591         * config/frv/frv-opts.h: New.
12592         * config/frv/frv-protos.h (enum frv_cpu, frv_cpu_t): Move to
12593         frv-opts.h.
12594         (frv_cpu_type): Remove.
12595         * config/frv/frv.c: Don't include opts.h.
12596         (frv_cpu_type, frv_handle_option, TARGET_HANDLE_OPTION): Remove.
12597         * config/frv/frv.opt (config/frv/frv-opts.h): New HeaderInclude entry.
12598         (frv_cpu_type): New Variable entry.
12599         (frv_cpu): New Enum and EnumValue entries.
12600
12601 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12602
12603         * config/cris/cris.c (cris_handle_option): Access target_flags via
12604         opts pointer.  Don't assert that global structures are in use.
12605         Don't call CRIS_SUBTARGET_HANDLE_OPTION.
12606         * config/cris/cris.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't define.
12607
12608 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12609
12610         * config/bfin/bfin-opts.h: New.
12611         * config/bfin/bfin.c (bfin_lib_id_given, bfin_cpu_type,
12612         bfin_si_revision, bfin_workarounds): Remove.
12613         (bfin_cpus): Make static const.
12614         (bfin_load_pic_reg): Check global_options_set.x_bfin_library_id
12615         not bfin_lib_id_given.
12616         (bfin_handle_option): Don't set bfin_lib_id_given.  Access
12617         bfin_cpu_type, bfin_si_revision and bfin_workarounds via opts
12618         pointer. Use error_at.  Don't assert that global structures are in use.
12619         * config/bfin/bfin.h: Include bfin-opts.h.
12620         (enum bfin_cpu_type, bfin_cpu_t): Move to bfin-opts.h.
12621         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): Remove.
12622         * bfin.opt (config/bfin/bfin-opts.h): New HeaderInclude entry.
12623         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): New Variable
12624         entries.
12625
12626 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12627
12628         * config/arm/arm.opt (mhard-float, msoft-float): Use Alias.
12629         * config/arm/arm.c (arm_handle_option): Don't handle -mhard-float
12630         or -msoft-float here.
12631         * config/arm/arm.h (CPP_SPEC): Handle -mfloat-abi=*, not
12632         -msoft-float and -mhard-float.
12633         (OPTION_DEFAULT_SPECS): Don't handle -mhard-float and -msoft-float.
12634         * config/arm/coff.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
12635         msoft-float.
12636         * config/arm/elf.h (ASM_SPEC): Don't handle -mhard-float and
12637         -msoft-float.
12638         (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not msoft-float.
12639         * config/arm/linux-elf.h (MULTILIB_DEFAULTS): Use mfloat-abi=hard,
12640         not mhard-float.
12641         (LIBGCC_SPEC): Don't handle -msoft-float.
12642         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Don't handle
12643         -mhard-float.
12644         * config/arm/pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
12645         msoft-float.
12646         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Handle
12647         -mfloat-abi=*, not -msoft-float and -mhard-float.
12648         * config/arm/semi.h((ASM_SPEC): Don't handle -mhard-float and
12649         -msoft-float.
12650         * config/arm/t-arm-elf (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS):
12651         Use mfloat-abi=hard and mfloat-abi=soft in comments, not
12652         mhard-float and msoft-float.
12653         * config/arm/t-linux (MULTILIB_OPTIONS): Use mfloat-abi=hard and
12654         mfloat-abi=soft in comments, not mhard-float and msoft-float.
12655         * config/arm/t-rtems (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
12656         mfloat-abi=soft and mfloat-abi=hard, not msoft-float and
12657         mhard-float.
12658         * config/arm/t-strongarm-elf (MULTILIB_OPTIONS): Use
12659         mfloat-abi=hard and mfloat-abi=soft, not mhard-float and
12660         msoft-float.
12661         * config/arm/t-wince-pe (MULTILIB_OPTIONS): Use mfloat-abi=hard,
12662         not mhard-float.
12663         * config/arm/wince-pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft,
12664         not msoft-float.
12665
12666 2011-03-22  Richard Henderson  <rth@redhat.com>
12667
12668         * config/alpha/alpha.c (alpha_expand_prologue): Don't test
12669         TARGET_ABI_WINDOWS_NT.
12670         (alpha_output_function_end_prologue): Likewise.
12671         * config/alpha/alpha.h (TARGET_ABI_OSF): Likewise.
12672         (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
12673         * config/alpha/alpha.md (call, call_value, tablejump): Likewise.
12674         (trap, *movsi_nt_vms): Likewise.
12675         (call_nt, call_value_nt, *call_nt_1, *call_value_nt_1): Remove.
12676         (*tablejump_osf_nt_internal): Remove.
12677         * config/alpha/predicates.md (input_operand): Only test Pmode.
12678
12679 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12680
12681         * config/alpha/alpha.c (alpha_handle_option): Access target_flags
12682         via opts pointer.  Use error_at.  Don't assert that global
12683         structures are in use.
12684
12685 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12686
12687         * config/i386/i386.c (ix86_isa_flags_explicit): Remove.
12688         (ix86_handle_option): Access ix86_isa_flags and
12689         ix86_isa_flags_explicit via opts pointer.  Don't assert that
12690         global structures are in use.
12691         (ix86_function_specific_save, ix86_function_specific_restore):
12692         Update ix86_isa_flags_explicit field name.
12693         * config/i386/i386.opt (ix86_isa_flags_explicit): New Variable entry.
12694         (ix86_isa_flags_explicit): Rename TargetSave entry to
12695         x_ix86_isa_flags_explicit.
12696
12697 2011-03-22  Richard Henderson  <rth@redhat.com>
12698
12699         * config/alpha/alpha.c (NUM_ARGS): Don't test TARGET_ABI_UNICOSMK.
12700         (alpha_option_override, direct_return): Likewise.
12701         (alpha_arg_partial_bytes, alpha_setup_incoming_varargs): Likewise.
12702         (alpha_va_start, alpha_gimplify_va_arg, alpha_sa_mask): Likewise.
12703         (alpha_sa_size, compute_frame_size, alpha_expand_prologue): Likewise.
12704         (alpha_start_function, alpha_output_function_end_prologue): Likewise.
12705         (alpha_expand_epilogue, alpha_end_function): Likewise.
12706         (alpha_init_libfuncs): Likewise.
12707         (struct machine_function): Remove unicosmk members.
12708         (print_operand) ['t']: Remove.
12709         (unicosmk_must_pass_in_stack, unicosmk_initial_elimination_offset,
12710         unicosmk_output_module_name, unicosmk_output_common,
12711         current_section_align, unicosmk_output_text_section_asm_op,
12712         unicosmk_output_data_section_asm_op, unicosmk_init_sections,
12713         unicosmk_section_type_flags, unicosmk_unique_section,
12714         unicosmk_asm_named_section, unicosmk_insert_attributes,
12715         unicosmk_output_align, unicosmk_defer_case_vector,
12716         unicosmk_output_addr_vec, unicosmk_output_deferred_case_vectors,
12717         SSIB_PREFIX, SSIB_PREFIX_LEN, unicosmk_ssib_name, unicosmk_gen_dsib,
12718         unicosmk_output_ssib, unicosmk_add_call_info_word,
12719         unicosmk_extern_head, unicosmk_output_default_externs,
12720         unicosmk_output_externs, unicosmk_add_extern, unicosmk_dex_list,
12721         unicosmk_dex_count, unicosmk_special_name, unicosmk_need_dex,
12722         unicosmk_output_dex, unicosmk_file_start, unicosmk_file_end): Remove.
12723         * config/alpha/alpha-protos.h: Update.
12724         * config/alpha/alpha.h (TARGET_ABI_OSF): Don't test TARGET_ABI_UNICOSMK.
12725         * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM): Remove.
12726         (UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): Remove.
12727         (mulsi3): Don't test TARGET_ABI_UNICOSMK.
12728         (*mulsi_se, mulvsi3): Likewise.
12729         (divsi3, udivsi3, modsi3, umodsi3, divdi3, udivdi3): Likewise.
12730         (*divmodsi_internal, call, call_value, realign): Likewise.
12731         (moddi3, umoddi3): Likewise; remove duplicate expander.
12732         (moddi3_umk, umoddi3_umk, call_umk, call_value_umk): Remove.
12733         (*call_umk_1, *movsi, umk_laum, umk_lalm, *umk_load_ciw): Remove.
12734         (*movdi_nofix): Remove r/U alternative.
12735         (umk_mismatch_args, arg_home_umk, *call_value_umk): Remove.
12736         * config/alpha/constraints.md ("U"): Remove.
12737         * config/alpha/predicates.md (call_operand"): Don't test
12738         TARGET_ABI_UNICOSMK.
12739
12740 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12741
12742         * target.def (handle_option): Take gcc_options and
12743         cl_decoded_option pointers and location_t.
12744         * doc/tm.texi.in (TARGET_HANDLE_OPTION): Update documentation.
12745         * doc/tm.texi: Regenerate.
12746         * hooks.c (hook_bool_size_t_constcharptr_int_true): Remove.
12747         * hooks.h (hook_bool_size_t_constcharptr_int_true): Don't declare.
12748         * lto-opts.c (lto_reissue_options): Generate option structure for
12749         targetm.handle_option call.
12750         * opts.c (target_handle_option): Update call to
12751         targetm.handle_option.  Remove assertions about values now passed
12752         down to hook.
12753         * targhooks.c (default_target_handle_option): New.
12754         * targhooks.h (default_target_handle_option): Declare.
12755         * config/alpha/alpha.c: Include opts.h.
12756         (alpha_handle_option): Update to new hook interface.
12757         * config/arm/arm.c: Include opts.h.
12758         (arm_handle_option): Update to new hook interface.
12759         * config/arm/t-arm (arm.o): Update dependencies.
12760         * config/bfin/bfin.c: Include opts.h.
12761         (bfin_handle_option): Update to new hook interface.
12762         * config/cris/cris.c: Include opts.h.
12763         (cris_handle_option): Update to new hook interface.
12764         * config/frv/frv.c: Include opts.h.
12765         (frv_handle_option): Update to new hook interface.
12766         * config/i386/i386.c: Include opts.h.
12767         (ix86_handle_option): Update to new hook interface.
12768         (ix86_valid_target_attribute_inner_p): Generate option structure
12769         for call to ix86_handle_option.
12770         * config/i386/t-i386 (i386.o): Update dependencies.
12771         * config/ia64/ia64.c: Include opts.h.
12772         (ia64_handle_option): Update to new hook interface.
12773         * config/ia64/t-ia64 (ia64.o): Update dependencies.
12774         * config/iq2000/iq2000.c: Include opts.h.
12775         (iq2000_handle_option): Update to new hook interface.
12776         * config/m32c/m32c.c: Include opts.h.
12777         (m32c_handle_option): Update to new hook interface.
12778         * config/m32r/m32r.c: Include opts.h.
12779         (m32r_handle_option): Update to new hook interface.
12780         * config/m68k/m68k.c: Include opts.h.
12781         (m68k_handle_option): Update to new hook interface.
12782         * config/mep/mep.c: Include opts.h.
12783         (mep_handle_option): Update to new hook interface.
12784         * config/microblaze/microblaze.c: Include opts.h.
12785         (microblaze_handle_option): Update to new hook interface.
12786         * config/mips/mips.c: Include opts.h.
12787         (mips_handle_option): Update to new hook interface.
12788         * config/mn10300/mn10300.c: Include opts.h.
12789         (mn10300_handle_option): Update to new hook interface.
12790         * config/pa/pa.c: Include opts.h.
12791         (pa_handle_option): Update to new hook interface.
12792         * config/pdp11/pdp11.c: Include opts.h.
12793         (pdp11_handle_option): Update to new hook interface.
12794         * config/rs6000/rs6000.c: Include opts.h.
12795         (rs6000_handle_option): Update to new hook interface.
12796         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
12797         * config/rx/rx.c: Include opts.h.
12798         (rx_handle_option): Update to new hook interface.
12799         * config/s390/s390.c: Include opts.h.
12800         (s390_handle_option): Update to new hook interface.
12801         * config/score/score.c: Include opts.h.
12802         (score_handle_option): Update to new hook interface.
12803         * config/sh/sh.c: Include opts.h.
12804         (sh_handle_option): Update to new hook interface.
12805         * config/sparc/sparc.c: Include opts.h.
12806         (sparc_handle_option): Update to new hook interface.
12807         * config/v850/v850.c: Include opts.h.
12808         (v850_handle_option): Update to new hook interface.
12809
12810 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12811
12812         * gcc.c (driver_unknown_option_callback): Only permit and save
12813         unknown -Wno- options.
12814         (driver_wrong_lang_callback): Save options directly instead of via
12815         driver_unknown_option_callback.
12816
12817 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
12818
12819         * combine.c (simplify_set): Try harder to find the best CC mode when
12820         simplifying a nested COMPARE on the RHS.
12821
12822 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
12823
12824         * config/alpha/gnu.h: Remove.
12825         * config/arc: Remove directory.
12826         * config/arm/netbsd.h: Remove.
12827         * config/arm/t-pe: Remove.
12828         * config/crx: Remove directory.
12829         * config/i386/netbsd.h: Remove.
12830         * config/m68hc11: Remove directory.
12831         * config/m68k/uclinux-oldabi.h: Remove.
12832         * config/mcore/mcore-pe.h: Remove.
12833         * config/mcore/t-mcore-pe: Remove.
12834         * config/netbsd-aout.h: Remove.
12835         * config/rs6000/gnu.h: Remove.
12836         * config/sh/sh-symbian.h: Remove.
12837         * config/sh/symbian-base.c: Remove.
12838         * config/sh/symbian-c.c: Remove.
12839         * config/sh/symbian-cxx.c: Remove.
12840         * config/sh/symbian-post.h: Remove.
12841         * config/sh/symbian-pre.h: Remove.
12842         * config/sh/t-symbian: Remove.
12843         * config/svr3.h: Remove.
12844         * config/vax/netbsd.h: Remove.
12845         * config.build: Don't handle i[34567]86-*-pe.
12846         * config.gcc: Remove handling of deprecations for most deprecated
12847         targets.
12848         (m68k-*-uclinuxoldabi*): Add to second deprecated list.
12849         (alpha*-*-gnu*, arc-*-elf*, arm*-*-netbsd*, arm-*-pe*, crx-*-elf,
12850         i[34567]86-*-netbsd*, i[34567]86-*-pe, m68hc11-*-*|m6811-*-*,
12851         m68hc12-*-*|m6812-*-*, m68k-*-uclinuxoldabi*, mcore-*-pe*,
12852         powerpc64-*-gnu*, powerpc-*-gnu-gnualtivec*, powerpc-*-gnu*,
12853         sh-*-symbianelf* | sh[12346l]*-*-symbianelf*, vax-*-netbsd*):
12854         Remove cases.
12855         * config.host: Don't handle i[34567]86-*-pe.
12856         * config/rs6000/linux64.h (LINK_OS_GNU_SPEC): Remove.
12857         (ASM_SPEC32): Don't handle -mcall-gnu.
12858         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't handle
12859         -mcall-gnu.
12860         (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC, CPP_SPEC,
12861         STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC): Don't handle -mcall-gnu.
12862         (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
12863         LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): Remove.
12864         (SUBTARGET_EXTRA_SPECS): Remove *_gnu specs.
12865         * config/sh/sh-protos.h, config/sh/sh.c: Remove all code
12866         conditional on SYMBIAN.
12867         * configure.ac: Don't handle powerpc*-*-gnu*.
12868         * configure: Regenerate.
12869         * doc/extend.texi (interrupt attribute): Don't mention CRX.
12870         * doc/install-old.texi (m6811, m6812): Don't mention.
12871         * doc/install.texi (arc-*-elf*): Don't document multilib option.
12872         (arc-*-elf, CRX, m6811-elf, m6812-elf): Remove.
12873         (m68k-uclinuxoldabi): Don't mention.
12874         * doc/invoke.texi (ARC Options, CRX Options, M68hc1x Options):
12875         Remove.
12876         (-mcall-gnu): Remove.
12877         * doc/md.texi (CRX Architecture, Motorola 68HC11 & 68HC12
12878         families): Remove constraint documentation.
12879
12880 2011-03-22  Marius Strobl  <marius@FreeBSD.org>
12881
12882         * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
12883         (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
12884         (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
12885
12886 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
12887
12888         PR target/48226
12889         * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If we see a
12890         vector when peeking at the next token for vector, don't expand the
12891         keywords.
12892
12893 2011-03-21  Georg-Johann Lay  <avr@gjlay.de>
12894
12895         * config/avr/avr-protos.h (expand_epilogue): Change prototype
12896         * config/avr/avr.h (struct machine_function): Add field sibcall_fails.
12897         * config/avr/avr.c (init_cumulative_args)
12898         (avr_function_arg_advance): Use it.
12899         * config/avr/avr.c (expand_epilogue): Add bool parameter. Handle
12900         sibcall epilogues.
12901         (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to...
12902         (avr_function_ok_for_sibcall): ...this new function.
12903         (avr_lookup_function_attribute1): New static Function.
12904         (avr_naked_function_p, interrupt_function_p)
12905         (signal_function_p, avr_OS_task_function_p)
12906         (avr_OS_main_function_p): Use it.
12907         * config/avr/avr.md ("sibcall", "sibcall_value")
12908         ("sibcall_epilogue"): New expander.
12909         ("*call_insn", "*call_value_insn"): New insn.
12910         ("call_insn", "call_value_insn"): Remove
12911         ("call", "call_value", "epilogue"): Change expander to handle
12912         sibling calls.
12913
12914 2011-03-21  Nick Clifton  <nickc@redhat.com>
12915
12916         * doc/invoke.texi (Overall Options): Move closing brace to end of
12917         options list.
12918         (Optimization Options): Add missing @gol.
12919         (Directory Options): Likewise.
12920         (i386 and x86-64 Options): Likewise.
12921         (RS6000 and PowerPC Options): Likewise.
12922         (i386 and x86-64 Windows Options): Likewise.
12923         (V850 Options): Add text missing from descriptions.
12924
12925 2011-03-22  Richard Henderson  <rth@redhat.com>
12926
12927         * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
12928         (avr_incoming_return_addr_rtx): New.
12929         (emit_push_byte): New.
12930         (expand_prologue): Use it.  Remove incorrect dwarf annotation for
12931         SREG, RAMPZ, zero register.  Push frame pointer by bytes.  Add dwarf
12932         annotation for __prologue_saves__.  Fixup dwarf annotation for CFA.
12933         (emit_pop_byte): New.
12934         (expand_epilogue): Use it.  Pop frame pointer by bytes.
12935         * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
12936         (INCOMING_RETURN_ADDR_RTX): New.
12937         (INCOMING_FRAME_SP_OFFSET): New.
12938         (ARG_POINTER_CFA_OFFSET): New.
12939         * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
12940         (*pushhi, *pushsi, *pushsf, popqi): Likewise.
12941         (pophi): Remove.
12942
12943         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
12944
12945 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
12946
12947         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
12948         (FUNCTION_ARG_ADVANCE): Likewise.
12949         * tm.texi.in: Change references to them to hook references.
12950         * tm.texi: Regenerate.
12951         * targhooks.c (default_function_arg): Eliminate check for target
12952         macro.
12953         (default_function_incoming_arg): Likewise.
12954         (default_function_arg_advance): Likewise.
12955         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
12956         (function_arg_advance): Likewise.
12957         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
12958
12959 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
12960
12961         * tree.c (build_call_1): New function.
12962         (build_call_valist, build_call_array_loc, build_call_vec): Call it.
12963
12964 2011-03-22  Richard Guenther  <rguenther@suse.de>
12965
12966         PR tree-optimization/48228
12967         * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
12968         for single-arg PHIs.
12969
12970 2011-03-22  Andrey Belevantsev  <abel@ispras.ru>
12971
12972         PR rtl-optimization/48143
12973         * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
12974         (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
12975         sse2_cvtps2pd): Likewise.
12976
12977 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
12978
12979         * recog.c (canonicalize_change_group): Use validate_unshare_change.
12980
12981 2011-03-22  Richard Guenther  <rguenther@suse.de>
12982
12983         * gimple.c (gimple_rhs_class_table): POLYNOMIAL_CHREC is not
12984         a valid RHS.  Make DOT_PROD_EXPR and REALIGN_LOAD_EXPR ternary.
12985         * tree-cfg.c (verify_gimple_assign_ternary): Allow DOT_PROD_EXPR
12986         and REALIGN_LOAD_EXPR.
12987         (verify_gimple_assign_single): Do not allow POLYNOMIAL_CHREC,
12988         DOT_PROD_EXPR or REALIGN_LOAD_EXPR.
12989         * expr.c (expand_expr_real_1): Move REALIGN_LOAD_EXPR and
12990         DOT_PROD_EXPR case ...
12991         (expand_expr_real_2): ... here.
12992         * gimple-pretty-print.c (dump_ternary_rhs): Handle DOT_PROD_EXPR
12993         and REALIGN_LOAD_EXPR.
12994         * tree-data-ref.c (split_constant_offset): Bail out for all CHRECs.
12995         * tree-vect-loop.c (vect_model_reduction_cost): Handle ternaries.
12996         (vect_create_epilog_for_reduction): Likewise.
12997         (vectorizable_reduction): Likewise.
12998         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Adjust.
12999         * tree-vect-stmts.c (vectorizable_load): Likewise.
13000
13001 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
13002
13003         * gimplify.c (gimplify_cond_expr): Gimplify COMPOUND_EXPR conditions.
13004
13005 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13006
13007         * config/s390/s390.c (s390_delegitimize_address): Fix offset
13008         handling for PLTOFF/GOTOFF.
13009
13010 2011-03-22  Nick Clifton  <nickc@redhat.com>
13011
13012         * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
13013         trailing backslash from the end of the macro definition.
13014
13015 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13016
13017         * config/s390/s390.c (s390_delegitimize_address): Handle PLTOFF
13018         and PLT unspecs.
13019
13020 2011-03-21  Richard Sandiford  <richard.sandiford@linaro.org>
13021
13022         * expr.h (prepare_operand): Move to...
13023         * optabs.h (prepare_operand): ...here and change the insn code
13024         parameter from "int" to "enum insn_code".
13025         (insn_operand_matches): Declare.
13026         * expr.c (init_expr_target): Use insn_operand_matches.
13027         (compress_float_constant): Likewise.
13028         * function.c (safe_insn_predicate, assign_parm_setup_reg): Likewise.
13029         * optabs.c (can_compare_p, prepare_cmp_insn): Likewise.
13030         (emit_cmp_and_jump_insn_1, gen_add2_insn, gen_add3_insn): Likewise.
13031         (have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn):
13032         Likewise.
13033         (gen_cond_trap): Likewise.
13034         (prepare_operand): Likewise.  Change icode to an insn_code.
13035         (insn_operand_matches): New function.
13036         * reload.c (find_reloads_address_1): Use insn_operand_matches.
13037         * reload1.c (gen_reload): Likewise.
13038         * targhooks.c (default_secondary_reload): Likewise.
13039
13040 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
13041
13042         * config/alpha/alpha.md (unspec): New define_c_enum.
13043         (unspecv): Ditto.
13044
13045 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
13046
13047         PR debug/48214
13048         * config/alpha/alpha.c (alpha_pad_noreturn): Do not emit an unop
13049         between a call and its CALL_ARG_LOCATION note.
13050
13051 2011-03-21  Eric Botcazou  <ebotcazou@adacore.com>
13052
13053         * gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.
13054
13055 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
13056
13057         PR c/42544
13058         PR c/48197
13059         * c-common.c (shorten_compare): If primopN is first sign-extended
13060         to opN and then zero-extended to result type, set primopN to opN.
13061
13062 2011-03-21  Daniel Jacobowitz  <dan@codesourcery.com>
13063
13064         * config/arm/unwind-arm.c (__gnu_unwind_pr_common): Correct test
13065         for barrier handlers.
13066
13067 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
13068
13069         * config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
13070         UNSPEC constants to be in the unspec enumeration, and redefine
13071         all UNSPECV constants to be in the unspecv enumeration, so that
13072         dumps print which unspec/unspec_volatile this is.
13073         * config/rs6000/vector.md (UNSPEC_*): Ditto.
13074         * config/rs6000/paired.md (UNSPEC_*): Ditto.
13075         * config/rs6000/vsx.md (UNSPEC_*): Ditto.
13076         * config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
13077         * config/rs6000/dfp.md (UNSPEC_*): Ditto.
13078
13079         * config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
13080         UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
13081         UNSPECV_LWSYNC, since these are used as unspec_volatile.
13082         * config/rs6000/sync.md (isync, lwsync): Ditto.
13083
13084 2011-03-21  Richard Guenther  <rguenther@suse.de>
13085
13086         * params.def (lto-min-partition): Fix typo.
13087
13088 2011-03-21  Richard Guenther  <rguenther@suse.de>
13089
13090         PR c/47939
13091         * c-decl.c (grokdeclarator): Drop to the main variant only
13092         for array types.  Drop flag_gen_aux_info check.
13093
13094 2011-03-21  Richard Guenther  <rguenther@suse.de>
13095
13096         PR translation/47911
13097         * params.def (lto-partitions): Fix typo.
13098         (lto-min-partition): Fix wording.
13099
13100 2011-03-21  Andreas Tobler  <andreast@fgznet.ch>
13101
13102         * config/rs6000/t-freebsd: Remove duplication from file.
13103
13104 2011-03-21  Richard Guenther  <rguenther@suse.de>
13105
13106         PR middle-end/47661
13107         * gimple.c (is_gimple_condexpr): Use tree_could_throw_p.
13108
13109 2011-03-21  Richard Guenther  <rguenther@suse.de>
13110
13111         PR lto/48210
13112         * params.def (lto-partitions): Require at least 1 partition.
13113
13114 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13115
13116         * gthr-solaris.h: Remove.
13117         * gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
13118         * config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
13119         (LIB_SPEC): Likewise.
13120         * config/sol2.opt (threads): Remove.
13121         * config.gcc (i[34567]86-*-solaris2*): Remove solaris threads support.
13122         (sparc*-*-solaris2*): Likewise.
13123         * configure.ac (enable_threads): Enable solaris support.
13124         * configure: Regenerate.
13125         * doc/invoke.texi (Option Summary, Solaris 2 Options): Remove -threads.
13126         * doc/install.texi (Configuration, --enable-threads=lib): Remove
13127         solaris.
13128
13129 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13130
13131         * config.gcc: Obsolete *-*-solaris2.8*.
13132         * doc/install.texi (Specific, *-*-solaris2*): Document it.
13133
13134 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13135
13136         PR bootstrap/48135
13137         * doc/install.texi (Prerequisites, Perl): Remove Glob.pm
13138         reference.  Solaris 8 perl works.
13139
13140 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13141
13142         PR bootstrap/48135
13143         * doc/install.texi (Prerequisites): Move jar etc. up.
13144         Explain support library version requirements.
13145
13146 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13147
13148         PR bootstrap/48135
13149         * doc/install.texi (Prerequisites): Move Perl to build
13150         requirements.  Always necessary on Solaris 2 with Sun ld.
13151
13152 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13153
13154         * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
13155         binutils 2.21.
13156         (Specific, i?86-*-solaris2.[89]): Likewise.
13157         (Specific, i?86-*-solaris2.10): Likewise.
13158         (Specific, mips-sgi-irix6): Likewise.
13159         (Specific, *-*-solaris2*): Remove Sun Studio download URL.
13160         Update for binutils 2.21.
13161
13162 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13163
13164         * configure.ac (gcc_cv_lto_plugin): Fix typo.
13165         Allow -fuse-linker-plugin for non-default plugin linker.
13166         * configure: Regenerate.
13167
13168 2011-03-21  Nicola Pero  <nicola.pero@meta-innovation.com>
13169
13170         PR bootstrap/48167
13171         * gengtype.c (files_rules): Added rule for cp/parser.h.
13172
13173 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
13174
13175         PR target/48213
13176         * config/s390/s390.c (s390_delegitimize_address): Don't call
13177         lowpart_subreg if orig_x has BLKmode.
13178
13179 2011-03-21  Kai Tietz  <ktietz@redhat.com>
13180
13181         PR target/12171
13182         * doc/plugins.texi: Adjust documentation for plugin register_callback.
13183         * tree.h (attribute_spec): Add new member affects_type_identity.
13184         * attribs.c (empty_attribute_table): Adjust attribute_spec
13185         initializers.
13186         * config/alpha/alpha.c: Likewise.
13187         * config/arc/arc.c: Likewise.
13188         * config/arm/arm.c: Likewise.
13189         * config/avr/avr.c: Likewise.
13190         * config/bfin/bfin.c: Likewise.
13191         * config/crx/crx.c: Likewise.
13192         * config/darwin.h: Likewise.
13193         * config/h8300/h8300.c: Likewise.
13194         * config/i386/cygming.h: Likewise.
13195         * config/i386/i386.c: Likewise.
13196         * config/ia64/ia64.c: Likewise.
13197         * config/m32c/m32c.c: Likewise.
13198         * config/m32r/m32r.c: Likewise.
13199         * config/m68hc11/m68hc11.c: Likewise.
13200         * config/m68k/m68k.c: Likewise.
13201         * config/mcore/mcore.c: Likewise.
13202         * config/mep/mep.c: Likewise.
13203         * config/microblaze/microblaze.c: Likewise.
13204         * config/mips/mips.c: Likewise.
13205         * config/rs6000/rs6000.c: Likewise.
13206         * config/rx/rx.c: Likewise.
13207         * config/sh/sh.c: Likewise.
13208         * config/sol2.h: Likewise.
13209         * config/sparc/sparc.c: Likewise.
13210         * config/spu/spu.c: Likewise.
13211         * config/stormy16/stormy16.c: Likewise.
13212         * config/v850/v850.c: Likewise.
13213
13214 2011-03-21  Chung-Lin Tang  <cltang@codesourcery.com>
13215
13216         * simplify-rtx.c (simplify_binary_operation_1): Handle
13217         (xor (and A B) C) case when B and C are both constants.
13218
13219 2011-03-21  Mingjie Xing  <mingjie.xing@gmail.com>
13220
13221         * tree-dfa.c (add_referenced_var): Fix typo in comment.
13222
13223 2011-03-20  Eric Botcazou  <ebotcazou@adacore.com>
13224
13225         PR bootstrap/48168
13226         * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
13227
13228 2011-03-20  Jakub Jelinek  <jakub@redhat.com>
13229
13230         PR rtl-optimization/48156
13231         * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
13232         assume df and df_lr are not NULL.
13233
13234 2011-03-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
13235
13236         PR debug/48023
13237         * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
13238         between a call and its CALL_ARG_LOCATION note.
13239
13240 2011-03-19  Kaz Kojima  <kkojima@gcc.gnu.org>
13241
13242         PR debug/48178
13243         * config/sh/sh.c (find_barrier): Don't emit a constant pool
13244         between a call and its corresponding CALL_ARG_LOCATION note.
13245
13246 2011-03-19  Anatoly Sokolov  <aesok@post.ru>
13247
13248         * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
13249         instead of loop. Use HARD_REGISTER_NUM_P predicate.
13250         * haifa-sched.c (setup_ref_regs): Ditto.
13251         * caller-save.c (add_used_regs_1): Ditto.
13252         * dse.c (look_for_hardregs): Ditto.
13253         * df-problems.c (df_simulate_one_insn_forwards): Ditto.
13254         * sched-rgn.c (check_live_1): Ditto.
13255
13256 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
13257
13258         * c-decl.c (diagnose_mismatched_decls): Give an error for
13259         redefining a typedef with variably modified type.
13260
13261 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
13262
13263         * c-decl.c (grokfield): Don't allow typedefs for structures or
13264         unions with no tag by default.
13265         * doc/extend.texi (Unnamed Fields): Update.
13266
13267 2011-03-18  Uros Bizjak  <ubizjak@gmail.com>
13268
13269         * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
13270         Rewrite using indirect functions.
13271         (lwp_slwpcb): Ditto.
13272         * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
13273         (avx_vinsertf128<mode>): Ditto.
13274
13275 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13276
13277         * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
13278         unspecs.
13279
13280 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13281
13282         * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
13283         splitting between a call and its corresponding CALL_ARG_LOCATION note.
13284
13285 2011-03-18  Maxim Kuvyrkov  <maxim@codesourcery.com>
13286
13287         PR rtl-optimization/48170
13288         * gcse.c (hoist_code): Remove bogus asserts.
13289
13290 2011-03-18  Georg-Johann Lay  <avr@gjlay.de>
13291
13292         * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
13293         computation for prologue/epilogue.
13294
13295 2011-03-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13296
13297         * Makefile.in (check-consistency): Remove.
13298
13299 2011-03-18  Jakub Jelinek  <jakub@redhat.com>
13300
13301         PR debug/48176
13302         * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
13303         arange_table_in_use is 0, but either text_section_used or
13304         cold_text_section_used is true.  Don't call it if
13305         !info_section_emitted.
13306
13307 2011-03-18  Anatoly Sokolov  <aesok@post.ru>
13308
13309         * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
13310         FUNCTION_VALUE_REGNO_P): Remove.
13311         * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
13312         Remove.
13313         * config/avr/avr.c (avr_ret_register): Make static inline.
13314         (avr_function_value_regno_p): New function.
13315         (avr_libcall_value): Make static. Add 'func' argument.
13316         (avr_function_value): Make static. Rename 'func' argument to
13317         'fn_decl_or_type', forward it to avr_libcall_value. Call
13318         avr_ret_register function instead of RET_REGISTER macro.
13319         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
13320
13321 2011-03-18  Jason Merrill  <jason@redhat.com>
13322
13323         PR c++/23372
13324         * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
13325
13326 2011-03-18  Richard Guenther  <rguenther@suse.de>
13327
13328         * doc/install.texi (--enable-gold): Remove.
13329         (--with-plugin-ld): Document.
13330         * doc/invoke.texi (-fuse-linker-plugin): Clarify.
13331
13332 2011-03-18  Andrew Pinski  <pinskia@gmail.com>
13333
13334         PR middle-end/47790
13335         * expr.c (optimize_bitfield_assignment_op): Revamp to work
13336         again after expansion changes.
13337
13338 2011-03-18  Chung-Lin Tang  <cltang@codesourcery.com>
13339
13340         * combine.c (try_combine): Do simplification only call of
13341         subst() on i2 even when i1 is present. Update comments.
13342
13343 2011-03-18  Kaz Kojima  <kkojima@gcc.gnu.org>
13344
13345         * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
13346         and UNSPEC_PCREL_SYMOFF.
13347
13348 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13349
13350         * config/s390/s390.md: Use define_c_enum for the unspec constant
13351         definitions.
13352
13353 2011-03-18  Richard Henderson  <rth@redhat.com>
13354             Jakub Jelinek  <jakub@redhat.com>
13355
13356         PR bootstrap/48161
13357         * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
13358         instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
13359
13360 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
13361
13362         PR middle-end/47725
13363         * combine.c (cant_combine_insn_p): Don't check zero/sign
13364         extended hard registers.
13365
13366 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
13367
13368         PR middle-end/47725
13369         * combine.c (cant_combine_insn_p): Check zero/sign extended
13370         hard registers.
13371
13372 2011-03-17  Anatoly Sokolov  <aesok@post.ru>
13373
13374         * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
13375         * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
13376         * config/v850/v850.c (v850_output_addr_const_extra): Make static.
13377         Change return type to bool.
13378         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
13379
13380 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
13381
13382         PR debug/48163
13383         * var-tracking.c (prepare_call_arguments): If CALL target
13384         is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
13385         pc instead of looking it up using cselib_lookup and use
13386         Pmode for it if x has VOIDmode.
13387         * dwarf2out.c (gen_subprogram_die): If also both first and
13388         second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
13389
13390         PR debug/48163
13391         * function.c (assign_parms): For data.passed_pointer parms
13392         use MEM of data.entry_parm instead of data.entry_parm itself
13393         as DECL_INCOMING_RTL.
13394         * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
13395         also when passed and declared mode is the same, DECL_RTL
13396         is a MEM with pseudo as address and DECL_INCOMING_RTL is
13397         a MEM too.
13398
13399 2011-03-16  Jeff Law  <law@redhat.com>
13400
13401         PR rtl-optimization/37273
13402         * ira-costs.c (scan_one_insn): Detect constants living in memory and
13403         handle them like argument loads from stack slots.  Do not double
13404         count memory for memory constants and argument loads from stack slots.
13405
13406 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
13407
13408         PR debug/48160
13409         * var-tracking.c (prepare_call_arguments): Check SUBREG.
13410
13411 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
13412
13413         PR target/48171
13414         * config/i386/i386.opt: Add Save to -mavx and -mfma.
13415
13416 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
13417
13418         PR bootstrap/48153
13419         * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
13420         if dwarf_strict.
13421         (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
13422         Clear call_arg_locations and call_arg_loc_last always.
13423
13424         PR middle-end/48152
13425         * var-tracking.c (prepare_call_arguments): If argument needs to be
13426         passed by reference, adjust argtype and mode.
13427
13428 2011-03-17  Richard Guenther  <rguenther@suse.de>
13429
13430         PR middle-end/48134
13431         * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
13432         a value make sure to fold the statement.
13433
13434 2011-03-17  Chung-Lin Tang  <cltang@codesourcery.com>
13435
13436         PR target/43872
13437         * config/arm/arm.c (arm_get_frame_offsets): Adjust early
13438         return condition with !cfun->calls_alloca.
13439
13440 2011-03-17  Richard Guenther  <rguenther@suse.de>
13441
13442         PR bootstrap/48148
13443         * lto-cgraph.c (input_overwrite_node): Clear the abstract
13444         origin for decls in other ltrans units.
13445         (input_varpool_node): Likewise.
13446
13447 2011-03-17  Richard Guenther  <rguenther@suse.de>
13448
13449         PR middle-end/48165
13450         * tree-object-size.c (compute_object_offset): Properly return
13451         the offset operand of MEM_REFs as sizetype.
13452
13453 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
13454
13455         PR rtl-optimization/48141
13456         * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
13457         * dse.c: Include params.h.
13458         (active_local_stores_len): New variable.
13459         (add_wild_read, dse_step1): Clear it when setting active_local_stores
13460         to NULL.
13461         (record_store, check_mem_read_rtx): Decrease it when removing
13462         from the chain.
13463         (scan_insn): Likewise.  Increase it when adding to chain, if it
13464         reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
13465         set active_local_stores to NULL before the addition.
13466         * Makefile.in (dse.o): Depend on $(PARAMS_H).
13467
13468         PR rtl-optimization/48141
13469         * dse.c (record_store): If no positions are needed in an insn
13470         that cannot be deleted, at least unchain it from active_local_stores.
13471
13472 2011-03-16  Dodji Seketeli  <dodji@redhat.com>
13473
13474         PR debug/47510
13475         * dwarf2out.c (strip_naming_typedef): Factorize out of ...
13476         (lookup_type_die_strip_naming_typedef): ... here.
13477         (get_context_die): Use it.
13478         (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
13479         the anonymous struct named by the naming typedef.
13480
13481 2011-03-16  H.J. Lu  <hongjiu.lu@intel.com>
13482
13483         PR target/48154
13484         * config/i386/i386.c (ix86_builtin_vectorized_function): Check
13485         TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
13486
13487 2011-03-16  Jeff Law  <law@redhat.com>
13488
13489         * tree-vrp.c (identify_jump_threads): Slightly simplify type
13490         check for operands of conditional.  Allow type to be a pointer.
13491
13492 2011-03-16  Richard Guenther  <rguenther@suse.de>
13493
13494         PR tree-optimization/48149
13495         * fold-const.c (fold_binary_loc): Fold
13496         COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
13497
13498 2011-03-16  Richard Guenther  <rguenther@suse.de>
13499
13500         PR tree-optimization/26134
13501         * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
13502         complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
13503         (non_rewritable_mem_ref_base): Handle complex type component
13504         accesses, constrain offsets for vector and complex extracts
13505         more properly.
13506
13507 2011-03-16  Richard Guenther  <rguenther@suse.de>
13508
13509         PR tree-optimization/48146
13510         * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
13511         operands avoiding the need for renaming.
13512
13513 2011-03-16  Richard Guenther  <rguenther@suse.de>
13514
13515         * gimple-fold.c (maybe_fold_reference): Open-code relevant
13516         constant folding.  Move MEM_REF canonicalization first.
13517         Rely on fold_const_aggregate_ref for initializer folding.
13518         * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
13519
13520 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
13521
13522         PR middle-end/48136
13523         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
13524         arg0/arg1 or their arguments are always fold converted to matching
13525         types.
13526
13527         * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
13528         to nargs.
13529
13530 2011-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13531
13532         PR lto/46944
13533         * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
13534         Handle in-tree gold.
13535         (ld_vers): Extract binutils version for gold.
13536         (gcc_cv_ld_hidden): Handle gold here.
13537         (gcc_cv_lto_plugin): Determine level of linker plugin support.
13538         * configure: Regenerate.
13539         * config.in: Regenerate.
13540         * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
13541         -fuse-linker-plugin otherwise.
13542         (LINK_PLUGIN_SPEC): Define.  Extract from LINK_COMMAND_SPEC.
13543         (LINK_COMMAND_SPEC): Use it.
13544         (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
13545
13546 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
13547
13548         * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
13549         * calls.c: Remove debug.h include.
13550         (emit_call_1): Don't call virtual_call_token debug hook.
13551         * dwarf2out.c (debug_dcall_section, debug_vcall_section,
13552         dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
13553         vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
13554         size_of_dcall_table, output_dcall_table, size_of_vcall_table,
13555         output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
13556         vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
13557         dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
13558         dwarf2out_virtual_call): Remove.
13559         (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
13560         copy_call_info and virtual_call hooks.
13561         (dwarf2out_init): Don't initialize vcall_insn_table,
13562         debug_dcall_section and debug_vcall_section.
13563         (prune_unused_types): Don't mark nodes from dcall_table.
13564         (dwarf2out_finish): Don't output dcall or vcall tables.
13565         * final.c (final_scan_insn): Don't call direct_call or
13566         virtual_call debug hooks.
13567         * debug.h (struct gcc_debug_hooks): Remove direct_call,
13568         virtual_call_token, copy_call_info and virtual_call hooks.
13569         (debug_nothing_uid): Remove prototype.
13570         * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
13571         copy_call_info and virtual_call hooks.
13572         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
13573         * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
13574         * debug.c (do_nothing_debug_hooks): Likewise.
13575         (debug_nothing_uid): Remove.
13576         * doc/invoke.texi (-fenable-icf-debug): Remove.
13577         * common.opt (-fenable-icf-debug): Likewise.
13578
13579         * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
13580         * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
13581         call's MEM.  Handle functions returning aggregate through a hidden
13582         first pointer.  For virtual calls add clobbered pc to call arguments
13583         chain.
13584         * dwarf2out.c (gen_subprogram_die): Emit
13585         DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
13586         can't be emitted.
13587
13588         PR debug/45882
13589         * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
13590         * rtl.h (ENTRY_VALUE_EXP): Define.
13591         * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
13592         * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
13593         * print-rtl.c (print_rtx): Likewise.
13594         * gengtype.c (adjust_field_rtx_def): Likewise.
13595         * var-tracking.c (vt_add_function_parameter): Adjust
13596         gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
13597         * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
13598         * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
13599         partition is a default definition of a PARM_DECL, use ENTRY_VALUE
13600         of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
13601
13602         * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
13603         Call var_location debug hook even on CALL_INSNs.
13604         (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
13605         * rtl.def (ENTRY_VALUE): New.
13606         * dwarf2out.c: Include cfglayout.h.
13607         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
13608         output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
13609         (struct call_arg_loc_node): New type.
13610         (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
13611         tail_call_site_count): New variables.
13612         (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
13613         DW_TAG_GNU_call_site_parameter.
13614         (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
13615         DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
13616         DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
13617         DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
13618         and DW_AT_GNU_all_source_call_sites.
13619         (mem_loc_descriptor): Handle ENTRY_VALUE.
13620         (add_src_coords_attributes): Don't add enything if
13621         DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
13622         (dwarf2out_abstract_function): Save and clear call_arg_location,
13623         call_site_count and tail_call_site_count around dwarf2out_decl call.
13624         (gen_call_site_die): New function.
13625         (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
13626         (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
13627         (dwarf2out_function_decl): Clear call_arg_locations,
13628         call_arg_loc_last, set call_site_count and tail_call_site_count
13629         to -1 and free block_map.
13630         (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
13631         CALL_INSNs.  Add NOTE_DURING_CALL_P var location notes even when not
13632         followed by any real instructions.
13633         (dwarf2out_begin_function): Set call_site_count and
13634         tail_call_site_count to 0.
13635         (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
13636         is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
13637         attempt to force a DIE for it and worst case remove the attribute.
13638         (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
13639         check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
13640         the decl itself.
13641         * var-tracking.c: Include tm_p.h.
13642         (vt_stack_adjustments): For calls call note_register_arguments.
13643         (argument_reg_set): New variable.
13644         (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
13645         ensure the VALUE is resolved.
13646         (call_arguments): New variable.
13647         (prepare_call_arguments): New function.
13648         (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
13649         (struct expand_loc_callback_data): Add ignore_cur_loc field.
13650         (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
13651         always use the best expression.
13652         (vt_expand_loc): Add ignore_cur_loc argument.
13653         (vt_expand_loc_dummy): Clear ignore_cur_loc field.
13654         (emit_note_insn_var_location): Adjust vt_expand_loc callers.
13655         (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
13656         note for all calls.
13657         (vt_add_function_parameter): Use cselib_lookup_from_insn.
13658         If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
13659         argument.  Don't call cselib_preserve_only_values and
13660         cselib_reset_table.
13661         (note_register_arguments): New function.
13662         (vt_initialize): Compute argument_reg_set.  Call
13663         vt_add_function_parameters before processing basic blocks instead of
13664         afterwards.  For calls call prepare_call_arguments before calling
13665         cselib_process_insn.
13666         * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
13667         * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
13668         (var-tracking.o): Depend on $(TM_P_H).
13669         * cfglayout.h (insn_scope): New prototype.
13670         * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
13671         * cfglayout.c (insn_scope): No longer static.
13672         * insn-notes.def (CALL_ARG_LOCATION): New.
13673         * calls.c (expand_call, emit_library_call_value_1): Put USEs for
13674         MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
13675         * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
13676         nothing for DECL_EXTERNAL BLOCK_VARS.
13677
13678 2011-03-16  Alan Modra  <amodra@gmail.com>
13679
13680         PR target/45844
13681         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
13682         create invalid offset address for vsx splat insn.
13683         * config/rs6000/predicates.md (splat_input_operand): New.
13684         * config/rs6000/vsx.md (vsx_splat_*): Use it.
13685
13686 2011-03-15  Xinliang David Li  <davidxl@google.com>
13687
13688         PR c/47837
13689         * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
13690         (normalize_preds): New function.
13691         (is_use_properly_guarded): Normalize def predicates.
13692
13693 2011-03-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
13694
13695         PR target/46788
13696         * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
13697         in the output template.
13698
13699 2011-03-15  Richard Guenther  <rguenther@suse.de>
13700
13701         PR middle-end/47650
13702         * tree-pretty-print.c (dump_function_declaration): Properly
13703         dump unprototyped and varargs function types.
13704
13705 2011-03-15  Richard Guenther  <rguenther@suse.de>
13706
13707         PR tree-optimization/13954
13708         * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
13709         and friends.
13710
13711 2011-03-15  Richard Guenther  <rguenther@suse.de>
13712
13713         PR tree-optimization/48037
13714         * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
13715         selects into BIT_FIELD_REFs.
13716         (non_rewritable_mem_ref_base): Check if a MEM_REF is a
13717         vector select.
13718
13719 2011-03-15  Jakub Jelinek  <jakub@redhat.com>
13720
13721         PR tree-optimization/48129
13722         * builtins.c (fold_builtin_snprintf): Convert to type of
13723         built_in_decls[BUILT_IN_SNPRINTF] retval instead of
13724         implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
13725
13726 2011-03-15  Richard Guenther  <rguenther@suse.de>
13727
13728         PR tree-optimization/41490
13729         * tree-ssa-dce.c (propagate_necessity): Handle returns without
13730         value but with VUSE.
13731         * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
13732         return statements.
13733         * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
13734         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
13735         * tree-tailcall.c (find_tail_calls): Ignore returns.
13736
13737 2011-03-15  Richard Guenther  <rguenther@suse.de>
13738
13739         PR middle-end/48031
13740         * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
13741         or variable-indexed array accesses when in gimple form.
13742
13743 2011-03-15  Richard Guenther  <rguenther@suse.de>
13744
13745         * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
13746
13747 2011-03-15  Alan Modra  <amodra@gmail.com>
13748
13749         PR target/48032
13750         * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
13751         presume symbol_refs without a symbol_ref_decl are suitably
13752         aligned, nor other trees we may see here.  Handle anchor symbols.
13753         (legitimate_constant_pool_address_p): Comment.  Add mode param.
13754         Check cmodel=medium addresses.  Adjust all calls.
13755         (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
13756         creating cmodel=medium optimized access to locals.
13757         * config/rs6000/constraints.md (R): Pass QImode to
13758         legitimate_constant_pool_address_p.
13759         * config/rs6000/predicates.md (input_operand): Pass mode to
13760         legitimate_constant_pool_address_p.
13761         * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
13762         Update prototype.
13763
13764 2011-03-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
13765
13766         PR target/48053
13767         * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
13768         64-bit constants being loaded into registers other than GPRs such
13769         as loading 0 into a VSX register.
13770
13771 2011-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13772
13773         * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
13774
13775 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
13776
13777         PR middle-end/47917
13778         * builtins.c (fold_builtin_snprintf): New function.
13779         (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
13780         (fold_builtin_4): Likewise.
13781
13782         PR middle-end/38878
13783         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
13784         STRIP_NOPS on arg0 and arg1.  When optimizing X +- C == X
13785         and C - X == X also strip nops from +/-/p+ operand.
13786         When optimizing -X == C, fold C to arg0's type.
13787
13788         PR debug/47946
13789         * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
13790         emit it as add_AT_int instead of add_AT_unsigned.
13791
13792 2011-03-14  Tom Tromey  <tromey@redhat.com>
13793
13794         * unwind-dw2.c: Include sys/sdt.h if it exists.
13795         (_Unwind_DebugHook): Use STAP_PROBE2.
13796         * config.in, configure: Rebuild.
13797         * configure.ac: Check for sys/sdt.h.
13798
13799 2011-03-14  Uros Bizjak  <ubizjak@gmail.com>
13800
13801         * config/i386/i386.md (ROUND_FLOOR): New constant.
13802         (ROUND_CEIL): Ditto.
13803         (ROUND_TRUNC): Ditto.
13804         (ROUND_MXCSR): Ditto.
13805         (ROUND_NO_EXC): Ditto.
13806         (rint<mode>2): Use new defines instead of numerical constants.
13807         (floor<mode>2): Ditto.
13808         (ceil<mode>2): Ditto.
13809         (btrunc<mode>2): Ditto.
13810         * config/i386/i386-builtin-types.def: Define ROUND function type
13811         aliases.
13812         * config/i386/i386.c (enum ix86_builtins): Add
13813         IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
13814         (struct builtin_description): Add
13815         __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
13816         (ix86_expand_sse_round): New static function.
13817         (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
13818         function types.
13819         (ix86_builtin_vectorized_function): Handle
13820         BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
13821
13822 2011-03-14  Tom Tromey  <tromey@redhat.com>
13823
13824         * c-parser.c (c_parser_asm_string_literal): Clear
13825         warn_overlength_strings.
13826
13827 2011-03-14  Tom Tromey  <tromey@redhat.com>
13828
13829         * c-parser.c (disable_extension_diagnostics): Save
13830         warn_overlength_strings.
13831         (restore_extension_diagnostics): Restore warn_overlength_strings.
13832
13833 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
13834
13835         * BASE-VER: Change to 4.7.0.
13836
13837 2011-03-14  Richard Guenther  <rguenther@suse.de>
13838
13839         PR middle-end/48098
13840         * tree.c (build_vector_from_val): Adjust assert to requirements
13841         and reality.
13842
13843 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
13844
13845         PR bootstrap/48102
13846         * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
13847
13848 2011-03-14  Andreas Tobler  <andreast@fgznet.ch>
13849
13850         * config/rs6000/freebsd.h (RELOCATABLE_NEEDS_FIXUP): Define in
13851         terms of target_flags_explicit. Adjust copyright year.
13852
13853         * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
13854         * config/rs6000/t-freebsd: New file. Add override for
13855         LIB2FUNCS_EXTRA.
13856
13857 2011-03-13  Chris Demetriou  <cgd@google.com>
13858
13859         * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
13860         (-fno-diagnostics-show-option): this, to reflect current default.
13861         (-Werror=): Update text about -fno-diagnostics-show-option.
13862
13863 2011-03-12  Peter Bergner  <bergner@vnet.ibm.com>
13864
13865         PR target/48053
13866         * config/rs6000/predicates.md (easy_vector_constant_add_self,
13867         easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
13868         * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
13869         mode is not V2DImode or V2DFmode.
13870         (vspltis_constant): Do not handle V2DImode and V2DFmode.
13871         (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
13872         * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
13873         registers to 0.
13874         (movdi_internal64): Likewise.
13875
13876 2011-03-12  Sebastian Pop  <sebastian.pop@amd.com>
13877
13878         PR tree-optimization/47127
13879         * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
13880         parameter.
13881         (set_cloog_options): Same.
13882         (scop_to_clast): Same.
13883         (print_clast_stmt): Do not call cloog_state_malloc and
13884         cloog_state_free.
13885         (print_generated_program): Same.
13886         (gloog): Same.
13887         * graphite-clast-to-gimple.h (cloog_state): Declared.
13888         (scop_to_clast): Adjust declaration.
13889         * graphite.c (cloog_state): Defined here.
13890         (graphite_initialize): Call cloog_state_malloc.
13891         (graphite_finalize): Call cloog_state_free.
13892
13893 2011-03-11  Jason Merrill  <jason@redhat.com>
13894
13895         * attribs.c (lookup_attribute_spec): Take const_tree.
13896         * tree.h: Adjust.
13897
13898 2011-03-11  Joseph Myers  <joseph@codesourcery.com>
13899
13900         * config/sparc/sparc.c (sparc_option_override): Use
13901         PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
13902
13903 2011-03-11  Richard Guenther  <rguenther@suse.de>
13904
13905         PR tree-optimization/48067
13906         * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
13907         multiplication result will be only used once on the target
13908         stmt.
13909
13910 2011-03-11  Richard Guenther  <rguenther@suse.de>
13911
13912         * doc/invoke.texi (max-inline-insns-single): Adjust default value.
13913
13914 2011-03-11  Richard Guenther  <rguenther@suse.de>
13915
13916         PR lto/48073
13917         * tree.c (find_decls_types_r): Do not walk types only reachable
13918         from IDENTIFIER_NODEs.
13919
13920 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
13921
13922         PR middle-end/48044
13923         * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
13924         all vnode->force_output nodes as needed.
13925
13926 2011-03-11  Jason Merrill  <jason@redhat.com>
13927
13928         PR c++/48069
13929         * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
13930         COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
13931
13932 2011-03-11  Martin Jambor  <mjambor@suse.cz>
13933
13934         * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
13935         cgraph_node.
13936
13937 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
13938
13939         PR tree-optimization/48063
13940         * ipa-inline.c (cgraph_decide_inlining): Don't try to
13941         inline functions called once if !tree_can_inline_p (node->callers).
13942
13943 2011-03-11  Chen Liqin  <liqin.gcc@gmail.com>
13944
13945         * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
13946         extra_objs.
13947         * config/score/score3.c: Delete.
13948         * config/score/score3.h: Delete.
13949         * config/score/mul-div.S: Delete.
13950         * config/score/sfp-machine.h: Add new file.
13951         * config/score/constraints.md: Add new file.
13952         * config/score/t-score-softfp: Add new file.
13953         * config/score/t-score-elf: Remove score3.o, do not generate multilib.
13954         * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
13955         (score7_extra_constraint): Delete.
13956         (score7_option_override): Remove unused code.
13957         * config/score/score.c: Remove score3 and score5 define and code.
13958         * config/score/score.h: Remove score3 and score5 define and code.
13959         * config/score/score.md: Remove score3 template and unusual insn.
13960         * config/score/score.opt: Remove score3 and score5 options.
13961
13962 2011-03-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13963
13964         * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
13965         when _HPUX_SOURCE is defined.
13966         (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
13967
13968 2011-03-10  Jason Merrill  <jason@redhat.com>
13969
13970         PR c++/48029
13971         * stor-layout.c (layout_type): Don't set structural equality
13972         on arrays of incomplete type.
13973         * tree.c (type_hash_eq): Handle comparing them properly.
13974
13975 2011-03-10  Jakub Jelinek  <jakub@redhat.com>
13976
13977         PR debug/48043
13978         * config/s390/s390.c (s390_delegitimize_address): Make sure the
13979         result mode matches original rtl mode.
13980
13981 2011-03-10  Nick Clifton  <nickc@redhat.com>
13982
13983         * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
13984         (andsi3, andsi3_flags): Fix timings for three operand alternative.
13985
13986 2011-03-09  Jakub Jelinek  <jakub@redhat.com>
13987
13988         PR rtl-optimization/47866
13989         * expr.c (store_field): If MEM_SCALAR_P (target), don't use
13990         MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
13991         if target wasn't scalar.
13992         * function.c (assign_stack_temp_for_type): Assert that neither
13993         MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
13994         MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
13995         macro.
13996         * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
13997
13998 2011-03-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13999
14000         * config/s390/s390-protos.h (s390_label_align): New prototype.
14001         * config/s390/s390.c (s390_label_align): New function.
14002         * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
14003
14004 2011-03-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
14005
14006         PR target/47755
14007         * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
14008         V2DI/V2DF constants.  Only all 0's or all 1's are easy.
14009         (output_vec_const_move): Ditto.
14010
14011 2011-03-08  Anatoly Sokolov  <aesok@post.ru>
14012
14013         * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
14014         * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
14015         * config/mips/mips.c (mips_preferred_reload_class): Make static.
14016         Change 'rclass' argument and result type to reg_class_t.
14017         (TARGET_PREFERRED_RELOAD_CLASS): Define.
14018
14019 2011-03-08  Georg-Johann Lay  <avr@gjlay.de>
14020
14021         * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
14022         * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
14023         (TARGET_MEMORY_MOVE_COST): Define.
14024         (avr_register_move_cost, avr_memory_move_cost): New Functions.
14025
14026 2011-03-08  Jakub Jelinek  <jakub@redhat.com>
14027
14028         PR debug/47881
14029         * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
14030         removed anything.
14031
14032         PR tree-optimization/48022
14033         * fold-const.c (fold_comparison): Don't call fold_overflow_warning
14034         for EQ/NE_EXPR.
14035
14036 2011-03-07  Jakub Jelinek  <jakub@redhat.com>
14037
14038         PR debug/47991
14039         * var-tracking.c (find_use_val): Return NULL for
14040         cui->sets && cui->store_p BLKmode MEMs.
14041
14042 2011-03-07  Anatoly Sokolov  <aesok@post.ru>
14043
14044         * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
14045         Remove.
14046         * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
14047         xstormy16_print_operand_address): Remove.
14048         * config/stormy16/stormy16.c (xstormy16_print_operand,
14049         xstormy16_print_operand_address): Make static.
14050         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
14051
14052 2011-03-07  Pat Haugen  <pthaugen@us.ibm.com>
14053
14054         PR target/47862
14055         * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
14056         * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
14057         before definition.
14058
14059 2011-03-07  Zdenek Dvorak  <ook@ucw.cz>
14060
14061         PR bootstrap/48000
14062         * cfgloopmanip.c (fix_bb_placements): Return immediately
14063         if FROM is BASE_LOOP's header.
14064
14065 2011-03-07  Paul Wögerer  <paul_woegerer@mentor.com>
14066
14067         * gimplify.c (gimplify_function_tree): Fix building calls
14068         to __builtin_return_address.
14069
14070 2011-03-07  Alan Modra  <amodra@gmail.com>
14071
14072         * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
14073         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
14074         * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
14075         * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
14076         return_mode args.
14077         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
14078         (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
14079         (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
14080         (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
14081         * config/rs6000/rs6000.c
14082         (rs6000_elf_end_indicate_exec_stack): Rename to..
14083         (rs6000_elf_file_end): ..this.  Only call file_end_indicate_exec_stack
14084         for POWERPC_LINUX.  Move code emitting .gnu_attribute to here, from..
14085         (rs6000_file_start): ..here.
14086         (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
14087         file scope variables.
14088         (call_ABI_of_interest): New function.
14089         (init_cumulative_args): Set above vars when function return value
14090         is a float, vector, or small struct.
14091         (rs6000_function_arg_advance_1): Likewise for function args.
14092         (rs6000_va_start): Set rs6000_passes_float if variable arg function
14093         references float args.
14094
14095 2011-03-07  Mingjie Xing  <mingjie.xing@gmail.com>
14096
14097         * doc/cfg.texi: Remove "See" before @ref.
14098         * doc/invoke.texi: Likewise.
14099
14100 2011-03-05  Jason Merrill  <jason@redhat.com>
14101
14102         * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
14103
14104 2011-03-05  Anthony Green  <green@moxielogic.com>
14105
14106         * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
14107
14108 2011-03-05  Zdenek Dvorak  <ook@ucw.cz>
14109
14110         PR rtl-optimization/47899
14111         * cfgloopmanip.c (fix_bb_placements): Fix first argument
14112         to flow_loop_nested_p when moving the loop upward.
14113
14114 2011-03-05  Richard Earnshaw  <rearnsha@arm.com>
14115
14116         PR target/47719
14117         * arm.md (movhi_insn_arch4):  Accept any immediate constant.
14118
14119 2011-03-05  Jakub Jelinek  <jakub@redhat.com>
14120
14121         PR tree-optimization/47967
14122         * ipa-cp.c (build_const_val): Return NULL instead of creating
14123         VIEW_CONVERT_EXPR for mismatching sizes.
14124         (ipcp_create_replace_map): Return NULL if build_const_val failed.
14125         (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
14126         give up on versioning.
14127
14128 2011-03-05  Alan Modra  <amodra@gmail.com>
14129
14130         PR target/47986
14131         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
14132         full cmodel medium/large lo_sum + high addresses.
14133
14134 2011-03-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
14135
14136         * config/s390/s390.c (s390_decompose_address): Reject non-literal
14137         pool references in UNSPEC_LTREL_OFFSET.
14138
14139 2011-03-04  Jan Hubicka  <jh@suse.cz>
14140
14141         PR lto/47497
14142         * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
14143         (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
14144         * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
14145         Add node pointers.
14146         * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
14147         cgraph_add_thunk): Add node pointers.
14148         * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
14149         associated to right node.
14150         (input_node): Update use of cgraph_same_body_alias
14151         and cgraph_add_thunk.
14152
14153 2011-03-04  Changpeng Fang  <changpeng.fang@amd.com>
14154
14155         * config/i386/i386.opt (mprefer-avx128): New flag.
14156         * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
14157         modes when the flag -mprefer-avx128 is on.
14158
14159 2011-03-04  Richard Sandiford  <richard.sandiford@linaro.org>
14160
14161         * dwarf2out.c (compare_loc_operands): Fix address handling.
14162
14163 2011-03-04  Alan Modra  <amodra@gmail.com>
14164
14165         * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
14166
14167 2011-03-04  Richard Guenther  <rguenther@suse.de>
14168
14169         PR middle-end/47968
14170         * expmed.c (extract_bit_field_1): Prefer vector modes that
14171         vec_extract patterns can handle.
14172
14173 2011-03-04  Richard Guenther  <rguenther@suse.de>
14174
14175         PR middle-end/47975
14176         * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
14177
14178 2011-03-04  Richard Henderson  <rth@redhat.com>
14179
14180         * explow.c (emit_stack_save): Remove 'after' parameter.
14181         (emit_stack_restore): Likewise.
14182         * expr.h: Update to match.
14183         * builtins.c, calls.c, stmt.c: Likewise.
14184         * config/alpha/alpha.md, config/avr/avr.md: Likewise.
14185         * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
14186         * function.c (expand_function_end): Insert the emit_stack_save
14187         sequence before parm_birth_insn instead of after.
14188
14189 2011-03-03  Uros Bizjak  <ubizjak@gmail.com>
14190
14191         * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
14192         (ssse3_pmaddubsw128): Ditto.
14193         (ssse3_pmaddubsw): Ditto.
14194
14195 2011-03-03  Steve Ellcey  <sje@cup.hp.com>
14196
14197         * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
14198
14199 2011-03-03  Jakub Jelinek  <jakub@redhat.com>
14200
14201         PR c/47963
14202         * gimplify.c (omp_add_variable): Only call omp_notice_variable
14203         on TYPE_SIZE_UNIT if it is a DECL.
14204
14205         PR debug/47283
14206         * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
14207         first operand is not is_gimple_mem_ref_addr, try to fold it.
14208         If the operand still isn't is_gimple_mem_ref_addr, clear
14209         MEM_EXPR on op0.
14210
14211 2011-03-03  Richard Guenther  <rguenther@suse.de>
14212
14213         PR middle-end/47283
14214         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
14215         match comment.
14216         (refs_may_alias_p_1): For release branches return true if
14217         we are confused by our input.
14218
14219 2011-03-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
14220
14221         * config/s390/s390.c (s390_function_value): Rename to ...
14222         (s390_function_and_libcall_value): ... this.
14223         (s390_function_value): New function.
14224         (s390_libcall_value): New function.
14225         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
14226         * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
14227         target macro definitions.
14228         * config/s390/s390-protos.h (s390_function_value): Remove prototype.
14229
14230 2011-03-02  Joseph Myers  <joseph@codesourcery.com>
14231
14232         * config/i386/freebsd64.h (CC1_SPEC): Define.
14233         * config/i386/linux64.h (CC1_SPEC): Define.
14234         * config/i386/x86-64.h (CC1_SPEC): Don't define.
14235
14236 2011-03-02  Anatoly Sokolov  <aesok@post.ru>
14237
14238         * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
14239         Remove.
14240         * config/stormy16/stormy16.c: Include reload.h.
14241         (xstormy16_memory_move_cost): New function.
14242         (TARGET_MEMORY_MOVE_COST): Define.
14243
14244 2011-03-02  Richard Sandiford  <richard.sandiford@linaro.org>
14245
14246         PR rtl-optimization/47925
14247         * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
14248         with side effects.  Remove the more-specific check for volatile asms.
14249
14250 2011-03-02  Alan Modra  <amodra@gmail.com>
14251
14252         PR target/47935
14253         * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
14254         toc relative addresses for valid offsets.
14255
14256 2011-03-01  Richard Guenther  <rguenther@suse.de>
14257
14258         PR tree-optimization/47890
14259         * tree-vect-loop.c (get_initial_def_for_induction): Set
14260         related stmt properly.
14261
14262 2011-03-01  Richard Guenther  <rguenther@suse.de>
14263
14264         PR lto/47924
14265         * lto-streamer.c (lto_record_common_node): Also register
14266         the canonical type.
14267
14268 2011-03-01  Richard Guenther  <rguenther@suse.de>
14269
14270         PR lto/46911
14271         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
14272         Do not stream DECL_ABSTRACT_ORIGIN.
14273         (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
14274         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
14275         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
14276         Do not stream DECL_ABSTRACT_ORIGIN.
14277         (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
14278         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
14279
14280 2011-02-28  Anatoly Sokolov  <aesok@post.ru>
14281
14282         * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
14283         FUNCTION_VALUE_REGNO_P): Remove.
14284         * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
14285         * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
14286         Add 'outgoing' argument.
14287         (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
14288         function.
14289         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
14290         TARGET_FUNCTION_VALUE_REGNO_P): Define.
14291
14292 2011-02-28  Kai Tietz  <kai.tietz@onevision.com>
14293
14294         PR debug/28047
14295         * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
14296         (lookup_filename): Likewise.
14297         * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
14298
14299 2011-02-28  Bernd Schmidt  <bernds@codesourcery.com>
14300             Jakub Jelinek  <jakub@redhat.com>
14301
14302         PR middle-end/47893
14303         * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
14304         (assign_stack_local_1): Change last argument type to int.
14305         * function.c (assign_stack_local_1): Replace reduce_alignment_ok
14306         argument with kind.  If bit ASLK_RECORD_PAD is not set in it,
14307         don't record padding space into frame_space_list nor use those areas.
14308         (assign_stack_local): Adjust caller.
14309         (assign_stack_temp_for_type): Call assign_stack_local_1 instead
14310         of assign_stack_local, pass 0 as last argument.
14311         * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
14312         callers.
14313
14314 2011-02-28  Jakub Jelinek  <jakub@redhat.com>
14315
14316         PR debug/47283
14317         * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
14318         Use target address_mode and pointer_mode hooks instead of hardcoded
14319         Pmode and ptr_mode.  Handle some simple cases of extending if
14320         POINTERS_EXTEND_UNSIGNED < 0.
14321         (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
14322         Call convert_debug_memory_address.
14323         (expand_debug_expr) <case ADDR_EXPR>: Pass as to
14324         convert_debug_memory_address.
14325
14326         PR middle-end/46790
14327         * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
14328         * configure: Regenerated.
14329         * config.in: Regenerated.
14330         * varasm.c (default_function_section): Return NULL
14331         if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
14332
14333 2011-02-28  Martin Jambor  <mjambor@suse.cz>
14334
14335         * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
14336         the description to match the printed values.
14337
14338 2011-02-28  Richard Guenther  <rguenther@suse.de>
14339
14340         * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
14341         of the copied scope tree.
14342
14343 2011-02-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
14344
14345         * doc/extend.texi (Function Attributes): Avoid deeply (and
14346         wrongly) nested tables.
14347
14348 2011-02-27  Jakub Jelinek  <jakub@redhat.com>
14349
14350         PR middle-end/47903
14351         * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
14352         MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
14353         r isn't op0 nor op1.
14354
14355 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
14356
14357         * config/avr/avr.md: Remove magic comment for emacs.
14358
14359 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
14360
14361         PR target/45261
14362         * config/avr/avr.c (avr_option_override): Use error on bad options.
14363         (avr_help): New function.
14364         (TARGET_HELP): Define.
14365
14366 2011-02-22  Georg-Johann Lay  <avr@gjlay.de>
14367
14368         PR target/42240
14369         * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
14370         (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
14371
14372 2011-02-26  Gerald Pfeifer  <gerald@pfeifer.com>
14373
14374         * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
14375         (ARM Options): Ditto.
14376         (i386 and x86-64 Options): Ditto.
14377         (RX Options): Ditto.
14378         (SPARC Options): Ditto.
14379
14380 2011-02-26  Tijl Coosemans  <tijl@coosemans.org>
14381
14382         * config.gcc (i386-*-freebsd*): Make i486 the default arch on
14383         FreeBSD 6 and later.  Generally use cpu generic.
14384
14385 2011-02-25  Gerald Pfeifer  <gerald@pfeifer.com>
14386
14387         * doc/cpp.texi: Update copyright years.
14388
14389 2011-02-25  Sebastien Bourdeauducq  <sebastien@milkymist.org>
14390
14391         PR target/46898
14392         * config/lm32/lm32.md (ashrsi3): Added needed variable.
14393
14394 2011-02-25  Jon Beniston  <jon@beniston.com>
14395
14396         PR target/46898
14397         * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
14398         * config/lm32/lm32.md (ashlsi3): Remove unused variable.
14399         * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
14400         (lm32_block_move_inline): Add type cast to remove warning.
14401         (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
14402         (gen_int_relational): Move declarations to start of function.
14403
14404 2011-02-25  Eric Botcazou  <ebotcazou@adacore.com>
14405
14406         PR tree-optimization/45470
14407         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
14408         can throw internally only.
14409         * tree-vect-stmts.c (vectorizable_call): Likewise.
14410
14411 2011-02-24  Anatoly Sokolov  <aesok@post.ru>
14412
14413         * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
14414         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
14415         * config/stormy16/stormy16-protos.h
14416         (xstormy16_preferred_reload_class): Remove.
14417         * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
14418         static. Change 'rclass' argument and return type to reg_class_t.
14419         (TARGET_PREFERRED_RELOAD_CLASS,
14420         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
14421
14422 2011-02-24  Richard Guenther  <rguenther@suse.de>
14423
14424         * lto-streamer-in.c (input_bb): Do not find referenced vars
14425         in debug statements.
14426
14427 2011-02-23  Jason Merrill  <jason@redhat.com>
14428
14429         * common.opt (fabi-version): Document v5 and v6.
14430
14431 2011-02-23  Richard Guenther  <rguenther@suse.de>
14432
14433         PR tree-optimization/47849
14434         * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
14435
14436 2011-02-23  Jie Zhang  <jie@codesourcery.com>
14437
14438         * opts-common.c (decode_cmdline_option): Print empty string
14439         argument as "" in decoded->orig_option_with_args_text.
14440         * gcc.c (execute): Print empty string argument as ""
14441         in the verbose output.
14442         (do_spec_1): Keep empty string argument.
14443
14444 2011-02-23  Nathan Froyd  <froydnj@codesourcery.com>
14445
14446         * config.gcc: Declare score-* and crx-* obsolete.
14447
14448 2011-02-23  Jie Zhang  <jie@codesourcery.com>
14449
14450         PR rtl-optimization/47763
14451         * web.c (web_main): Ignore naked clobber when replacing register.
14452
14453 2011-02-22  Anatoly Sokolov  <aesok@post.ru>
14454
14455         * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
14456         Remove.
14457
14458 2011-02-22  Sebastian Pop  <sebastian.pop@amd.com>
14459
14460         PR doc/47848
14461         * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
14462
14463 2011-02-22  Mike Stump  <mikestump@comcast.net>
14464
14465         * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
14466         assembler.
14467         * configure: Regenerate.
14468
14469 2011-02-21  Chung-Lin Tang  <cltang@codesourcery.com>
14470
14471         PR rtl-optimization/46002
14472         * ira-color.c (update_copy_costs): Change class intersection
14473         test to reg_class_contents[] test of 'hard_regno'.
14474
14475 2011-02-21  Joseph Myers  <joseph@codesourcery.com>
14476
14477         * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
14478         than Driver option.
14479         * config/hpux11.opt (mt): Likewise.
14480         * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
14481         * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
14482         * config/vax/elf.opt (mno-asm-pic): Likewise.
14483         * config/vms/vms.opt (map, mvms-return-codes): Likewise.
14484
14485 2011-02-21  Mike Stump  <mikestump@comcast.net>
14486
14487         PR target/47822
14488         * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
14489         tree so we can get save the type.
14490         * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
14491         for CFString instead of trying to use past the end of the builtins.
14492         * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
14493         * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
14494         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
14495         * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
14496         Rename to darwin_builtin_cfstring.
14497         (darwin_init_cfstring_builtins): Return the built type.
14498
14499 2011-02-21  Uros Bizjak  <ubizjak@gmail.com>
14500
14501         PR target/47840
14502         * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
14503         (_mm256_insert_epi64): Use _mm_insert_epi64.
14504
14505 2011-02-21  Anatoly Sokolov  <aesok@post.ru>
14506
14507         * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
14508         * config/stormy16/stormy16-protos.h
14509         (xstormy16_mode_dependent_address_p): Remove.
14510         * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
14511         Make static. Change return type to bool. Change argument type to
14512         const_rtx. Remove dead code.
14513         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
14514
14515 2011-02-21  Richard Guenther  <rguenther@suse.de>
14516
14517         PR lto/47820
14518         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
14519         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
14520         (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
14521         TUs context.
14522         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
14523         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
14524
14525 2011-02-20  Richard Guenther  <rguenther@suse.de>
14526
14527         PR lto/47822
14528         * tree.c (free_lang_data_in_decl): Clean builtins from
14529         the TU decl BLOCK_VARS.
14530
14531 2011-02-19  Alexandre Oliva  <aoliva@redhat.com>
14532
14533         PR debug/47620
14534         PR debug/47630
14535         * haifa-sched.c (fix_tick_ready): Skip tick computation
14536         for debug insns.
14537
14538 2011-02-19  Richard Guenther  <rguenther@suse.de>
14539
14540         PR lto/47647
14541         * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
14542         Remove lazy BLOCK_VARS streaming.
14543         (lto_input_ts_block_tree_pointers): Likewise.
14544         * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
14545
14546 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
14547
14548         * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
14549
14550 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
14551
14552         * config/i386/biarch32.h, config/i386/mach.h,
14553         config/rs6000/aix.opt, config/sh/superh64.h: Remove.
14554
14555 2011-02-19  Jakub Jelinek  <jakub@redhat.com>
14556
14557         PR target/47800
14558         * config/i386/i386.md (peephole2 for shift and plus): Use
14559         operands[1] original mode in the first insn.
14560
14561 2011-02-18  Mike Stump  <mikestump@comcast.net>
14562
14563         * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
14564
14565 2011-02-18  Jan Hubicka  <jh@suse.cz>
14566
14567         PR middle-end/47788
14568         * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
14569         to zero when the function is not inlinable at all.
14570
14571 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
14572
14573         * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
14574         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
14575         pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
14576         * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
14577         * config/pa/t-pa64: Likewise.
14578         * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
14579
14580 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
14581
14582         PR driver/47787
14583         * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
14584
14585 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
14586
14587         PR target/47792
14588         * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
14589
14590 2011-02-18  Anatoly Sokolov  <aesok@post.ru>
14591
14592         * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
14593         RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
14594         LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
14595         GO_IF_LEGITIMATE_ADDRESS): Remove macros.
14596         * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
14597         (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
14598         m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
14599         m32r_load_postinc_p, m32r_store_preinc_predec_p,
14600         m32r_legitimate_address_p): New functions.
14601         * config/m32r/constraints.md (constraint "S"): Don't use
14602         STORE_PREINC_PREDEC_P.
14603         (constraint "U"): Don't use LOAD_POSTINC_P.
14604
14605 2011-02-18  Chung-Lin Tang  <cltang@codesourcery.com>
14606
14607         PR rtl-optimization/46178
14608         * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
14609         compute ira_hard_regno_cover_class[].
14610
14611 2011-02-18  Richard Guenther  <rguenther@suse.de>
14612
14613         PR lto/47798
14614         * lto-streamer.h (lto_global_var_decls): Declare.
14615         * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
14616         statics for global var processing.
14617
14618 2011-02-18  Richard Guenther  <rguenther@suse.de>
14619
14620         PR tree-optimization/47737
14621         * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
14622         edge dominance check.
14623
14624 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
14625
14626         PR debug/47780
14627         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
14628         avoid invalid rtx sharing.
14629
14630 2011-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
14631
14632         * doc/cpp.texi (Obsolete Features): Add background on the
14633         origin of assertions.
14634
14635 2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>
14636
14637         * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
14638         objc_abi == 2.
14639         * config/darwin.c (output_objc_section_asm_op): Added support for
14640         ABI v1 and v2.
14641         (is_objc_metadata): New.
14642         (darwin_objc2_section): New.
14643         (darwin_objc1_section): New.
14644         (machopic_select_section): Added support for ABI v1 and v2.
14645         (darwin_emit_objc_zeroed): New.
14646         (darwin_output_aligned_bss): Detect objc metadata and treat it
14647         appropriately.
14648         (darwin_asm_output_aligned_decl_common): Same.
14649         (darwin_asm_output_aligned_decl_local): Same.
14650         * config/darwin-sections.def: Updated for ABI v1 and v2.
14651         * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
14652         compiling Objective-C code for the NeXT runtime, default to using
14653         ABI version 0 for 32-bit, and version 2 for 64-bit.
14654
14655 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
14656
14657         * common.opt (optimize_fast): New Variable.
14658         * opts.c (default_options_optimization): Use opts->x_optimize_fast
14659         instead of local variable ofast.
14660
14661 2011-02-17  Nicola Pero  <nicola.pero@meta-innovation.com>
14662
14663         * doc/invoke.texi (fobjc-abi-version): Documented.
14664         (fobjc-nilcheck): Documented.
14665         (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
14666         version.
14667
14668 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
14669
14670         PR driver/47390
14671         * common.opt (export-dynamic): New Driver option.
14672         * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
14673
14674 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
14675
14676         * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
14677
14678 2011-02-17  Alexandre Oliva  <aoliva@redhat.com>
14679             Jan Hubicka  <jh@suse.cz>
14680
14681         PR debug/47106
14682         PR debug/47402
14683         * cfgexpand.c (account_used_vars_for_block): Remove.
14684         (estimated_stack_frame_size): Use referenced vars.
14685         * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
14686         that were referenced in the original function.  Test src_fn
14687         rather than cfun.  Drop redundant get_var_ann.
14688         (setup_one_parameter): Drop redundant get_var_ann.
14689         (declare_return_variable): Likewise.
14690         (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
14691         (copy_arguments_for_versioning): Drop redundant get_var_ann.
14692         * ipa-inline.c (compute_inline_parameters): Do not compute
14693         disregard_inline_limits here.
14694         (compute_inlinable_for_current, pass_inlinable): New.
14695         (pass_inline_parameters): Require PROP_referenced_vars.
14696         * cgraphunit.c (cgraph_process_new_functions): Don't run
14697         compute_inline_parameters explicitly unless function is in SSA form.
14698         (cgraph_analyze_function): Set .disregard_inline_limits.
14699         * tree-sra.c (convert_callers): Compute inliner parameters
14700         only for functions already in SSA form.
14701
14702 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
14703
14704         * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
14705         -mlittle-endian-data.
14706
14707 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
14708
14709         * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
14710         -mno-fpu, not -fpu and -no-fpu.
14711         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
14712         * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
14713
14714 2011-02-17  Uros Bizjak  <ubizjak@gmail.com>
14715
14716         PR target/43653
14717         * config/i386/i386.c (ix86_secondary_reload): Handle SSE
14718         input reload with PLUS RTX.
14719
14720 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
14721
14722         * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
14723         of InverseVar(MDMX).
14724
14725 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
14726
14727         * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
14728         --m4-340.
14729
14730 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
14731
14732         * config/mn10300/mn10300.opt (mno-crt0): New.
14733
14734 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
14735
14736         * config/m68k/uclinux.opt (static-libc): New Driver option.
14737
14738 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
14739
14740         * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
14741
14742 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
14743
14744         * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
14745         %{muser-extend-enabled}.
14746
14747 2011-02-16  Richard Guenther  <rguenther@suse.de>
14748
14749         PR tree-optimization/47738
14750         * tree-ssa-loop.c (run_tree_predictive_commoning): Return
14751         the TODO from tree_predictive_commoning.
14752
14753 2011-02-15  Jeff Law  <law@redhat.com>
14754
14755         Revert
14756         2011-01-25  Jeff Law  <law@redhat.com>
14757
14758         PR rtl-optimization/37273
14759         * ira-costs.c (scan_one_insn): Detect constants living in memory and
14760         handle them like argument loads from stack slots.  Do not double
14761         count memory for memory constants and argument loads from stack slots.
14762
14763 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
14764
14765         PR middle-end/47725
14766         * combine.c (cant_combine_insn_p): Revert the last change.
14767
14768 2011-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
14769
14770         PR target/47755
14771         * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
14772         mode for vector constants.  Remove code that checks for TImode.
14773
14774 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
14775
14776         PR debug/47106
14777         PR debug/47402
14778         * cgraph.h (compute_inline_parameters): Return void.
14779         * ipa-inline.c (compute_inline_parameters): Adjust.
14780
14781 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
14782
14783         PR debug/47106
14784         PR debug/47402
14785         * tree-inline.h (estimated_stack_frame_size): Take cgraph node
14786         rather than decl.
14787         * cfgexpand.c (estimated_stack_frame_size): Likewise.
14788         * ipa-inline.c (compute_inline_parameters): Adjust.
14789
14790 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
14791
14792         PR debug/47106
14793         PR debug/47402
14794         * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
14795         Adjust all users.  Pass FN to...
14796         * tree-flow-inline.h (first_referenced_var): ... this.  Add
14797         fn argument.
14798         * ipa-struct-reorg.c: Adjust.
14799         * tree-dfa.c: Adjust.
14800         * tree-into-ssa.c: Adjust.
14801         * tree-sra.c: Adjust.
14802         * tree-ssa-alias.c: Adjust.
14803         * tree-ssa-live.c: Adjust.
14804         * tree-ssa.c: Adjust.
14805         * tree-ssanames.c: Adjust.
14806         * tree-tailcall.c: Adjust.
14807
14808 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
14809
14810         PR debug/47106
14811         PR debug/47402
14812         * tree-flow.h (referenced_var_lookup): Add fn parameter.
14813         Adjust all callers.
14814         * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
14815         * tree-flow-inline.h: Adjust.
14816         * gimple-pretty-print.c: Adjust.
14817         * tree-into-ssa.c: Adjust.
14818         * tree-ssa.c: Adjust.
14819         * cfgexpand.c: Adjust.
14820
14821 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
14822
14823         * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
14824         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
14825         (EXTRA_CONSTRAINT): Delete.
14826         * config/iq2000/constraints.md: New file.
14827         * config/iq2000/iq2000.md: Include it.
14828         (define_insn ""): Delete.
14829         (movsi_internal2, movhi_internal2, movqi_internal2): Delete
14830         unsupported constraint letters from patterns.
14831         (call_value, call_value_internal1): Likewise.
14832         (call_value_multiple_internal1): Likewise.
14833
14834 2011-02-15  Nick Clifton  <nickc@redhat.com>
14835
14836         * config/mn10300/mn10300.c: Include tm-constrs.h.
14837         (struct liw_data): New data structure describing an LIW candidate
14838         instruction.
14839         (extract_bundle): Use struct liw_data.  Allow small integer
14840         operands for some instructions.
14841         (check_liw_constraints): Use struct liw_data.  Remove swapped
14842         parameter.  Add comments describing the checks.  Fix bug when
14843         assigning the source of liw1 to the source of liw2.
14844         (liw_candidate): Delete.  Code moved into extract_bundle.
14845         (mn10300_bundle_liw): Use struct liw_data.  Check constraints
14846         before swapping.
14847         * config/mn10300/predicates.md (liw_operand): New predicate.
14848         Allows registers and small integer constants.
14849         * config/mn10300/constraints.md (O): New constraint.  Accetps
14850         integers in the range -8 to +7 inclusive.
14851         * config/mn10300/mn10300.md (movesi_internal): Add an alternative
14852         for moving a small integer into a register.  Give this alternative
14853         LIW attributes.
14854         (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
14855         (ashlsi3): Likewise, plus give LIW attributes to the alternatives
14856         using the J,K,L and M constraints,
14857         (liw): Remove SI mode on second operands to allow for HI and QI
14858         mode values.
14859         (cmp_liw, liw_cmp): Likewise.  Plus fix order of operands in the
14860         instruction.
14861
14862 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
14863
14864         PR middle-end/47725
14865         * combine.c (cant_combine_insn_p): Check zero/sign extended
14866         hard registers.
14867
14868 2011-02-15  Richard Guenther  <rguenther@suse.de>
14869
14870         PR tree-optimization/47743
14871         * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
14872         for a non-type-compatible VN lookup bail out.
14873
14874 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
14875
14876         * config/fr30/constraints.md: New file.
14877         * config/fr30/fr30.md: Include it.
14878         * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
14879         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
14880         (EXTRA_CONSTRAINT): Delete.
14881
14882 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
14883
14884         * config/frv/constraints.md: New file.
14885         * config/frv/predicates.md: Include it.
14886         * config/frv/frv.c (reg_class_from_letter): Delete.
14887         (frv_option_override): Don't initialize it.
14888         * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
14889         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
14890         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
14891         (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
14892         (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
14893         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
14894         (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
14895         (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
14896         (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
14897         (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
14898         (REG_CLASS_FROM_CONSTRAINT): Delete.
14899
14900 2011-02-15  Jakub Jelinek  <jakub@redhat.com>
14901
14902         PR middle-end/47581
14903         * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
14904         if frame size is 0 in a leaf function.
14905
14906 2011-02-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14907
14908         PR pch/14940
14909         * config/alpha/host-osf.c: New file.
14910         * config/alpha/x-osf: New file.
14911         * config.host (alpha*-dec-osf*): Use it.
14912
14913 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
14914
14915         * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
14916         * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
14917         * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
14918         (rx_mode_dependent_address_p): ...this. Make static. Change argument
14919         type to const_rtx.
14920         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
14921
14922 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
14923
14924         * config/stormy16/constraints.md: New file.
14925         * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
14926         Use satisfies_constraint_Q and satisfies_constraint_R.
14927         * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
14928         Delete.
14929         (xstormy16_legitiamte_address_p): Declare.
14930         * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
14931         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
14932         (EXTRA_CONSTRAINT): Delete.
14933         * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
14934         Un-staticize.
14935         (xstormy16_extra_constraint_p): Delete.
14936
14937 2011-02-14  Eric Botcazou  <ebotcazou@adacore.com>
14938
14939         PR tree-optimization/46494
14940         * loop-unroll.c (split_edge_and_insert): Adjust comment.
14941         * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
14942         (pass_rtl_loop_done): Add TODO_verify_flow.
14943         * fwprop.c (pass_rtl_fwprop): Likewise.
14944         * modulo-sched.c (pass_sms): Likewise.
14945         * tree-ssa-dom.c (pass_dominator): Likewise.
14946         * tree-ssa-loop-ch.c (pass_ch): Likewise.
14947         * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
14948         (pass_tree_loop_done): Likewise.
14949         * tree-ssa-pre.c (execute_pre): Likewise.
14950         * tree-ssa-reassoc.c (pass_reassoc): Likewise.
14951         * tree-ssa-sink.c (pass_sink_code): Likewise.
14952         * tree-vrp.c (pass_vrp): Likewise.
14953
14954 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
14955
14956         * config/v850/constraints.md: New file.
14957         * config/v850/v850.md: Include it.
14958         * config/v850/predicates.md (reg_or_0_operand): Use
14959         satisfies_constraint_G.
14960         (special_symbolref_operand): Use satisfies_constraint_K.
14961         * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
14962         (GO_IF_LEGITIMATE_ADDRESS): Likewise.
14963         (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
14964         (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
14965         (EXTRA_CONSTRAINT): Delete.
14966         (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
14967         (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
14968         (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
14969
14970 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
14971
14972         PR target/47696
14973         * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
14974         description.
14975
14976 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
14977
14978         * config/mcore/constraints.md: New file.
14979         * config/mcore/mcore.md: Include it.
14980         * config/mcore/mcore.c (reg_class_from_letter): Delete.
14981         * config/mcore/mcore.h (reg_class_from_letter): Delete.
14982         (REG_CLASS_FROM_LETTER): Delete.
14983         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
14984         insn_const_int_ok_for_constraint.
14985         (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
14986         (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
14987         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
14988         (EXTRA_CONSTRAINT): Delete.
14989
14990 2011-02-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14991
14992         PR ada/41929
14993         * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
14994         (IS_SIGHANDLER): Define.
14995         (sparc64_is_sighandler): New function, split off from
14996         sparc64_fallback_frame_state.
14997         (sparc_is_sighandler): New function, split off from
14998         sparc_fallback_frame_state.
14999         (sparc64_fallback_frame_state): Merge with ...
15000         (sparc_fallback_frame_state): ... this into ...
15001         (MD_FALLBACK_FRAME_STATE_FOR): ... this.
15002         Change new_cfa to long.  Remove regs_off, fpu_save_off, fpu_save.
15003         Define nframes, mctx.  Use IS_SIGHANDLER, handler_args, mctx, walk
15004         stack instead of hardcoded offsets.
15005
15006 2011-02-14  Andriy Gapon  <avg@freebsd.org>
15007
15008         PR target/45808
15009         * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
15010
15011 2011-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
15012
15013         * configure: Regenerate.
15014
15015 2011-02-12  Joseph Myers  <joseph@codesourcery.com>
15016
15017         PR driver/45731
15018         * gcc.c (asm_options): Correct spec matching --target-help.
15019
15020 2011-02-12  Martin Jambor  <mjambor@suse.cz>
15021
15022         * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
15023         to gimple call error.
15024
15025 2011-02-12  Mike Stump  <mikestump@comcast.net>
15026
15027         * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
15028         comments in backslash regions.
15029
15030 2011-02-12  Mike Stump  <mikestump@comcast.net>
15031             Jakub Jelinek  <jakub@redhat.com>
15032             Iain Sandoe  <iains@gcc.gnu.org>
15033
15034         PR target/47324
15035         * dwarf2out.c (output_cfa_loc): When required, apply the
15036         DWARF2_FRAME_REG_OUT macro to adjust register numbers.
15037         (output_loc_sequence): Likewise.
15038         (output_loc_operands_raw): Likewise.
15039         (output_loc_sequence_raw): Likewise.
15040         (output_cfa_loc): Likewise.
15041         (output_loc_list): Suppress register number adjustment when
15042         calling output_loc_sequence()
15043         (output_die): Likewise.
15044
15045 2011-02-12  Anatoly Sokolov  <aesok@post.ru>
15046
15047         * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
15048         Remove macros.
15049         * config/xtensa/xtensa.c (xtensa_register_move_cost,
15050         xtensa_memory_move_cost): New functions.
15051         (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
15052
15053 2011-02-12  Alexandre Oliva  <aoliva@redhat.com>
15054
15055         PR lto/47225
15056         * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
15057         in the current directory.
15058         * configure: Rebuilt.
15059
15060 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
15061
15062         * config/darwin.c (darwin_override_options): Add a hunk missed
15063         from the commit of r168571.  Trim comment line lengths and
15064         correct indents of the preceding block.
15065
15066 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
15067
15068         * gcc.c (driver_handle_option): Concatenate the argument to -F with
15069         the switch.
15070
15071 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
15072
15073         * common.opt (nostartfiles): New Driver option.
15074
15075 2011-02-11  Xinliang David Li  <davidxl@google.com>
15076
15077         PR tree-optimization/47707
15078         * tree-chrec.c (convert_affine_scev): Keep type precision.
15079
15080 2011-02-11  Eric Botcazou  <ebotcazou@adacore.com>
15081
15082         PR tree-optimization/47420
15083         * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
15084
15085 2011-02-11  Pat Haugen  <pthaugen@us.ibm.com>
15086
15087         PR rtl-optimization/47614
15088         * rtl.h (check_for_inc_dec): Declare.
15089         * dse.c (check_for_inc_dec): Externalize...
15090         * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
15091         (reload_cse_simplify_operands): Don't simplify opnds with side effects.
15092
15093 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
15094
15095         PR driver/47678
15096         * gcc.c (main): Do not compile inputs if there were errors in
15097         option handling.
15098         * opts-common.c (read_cmdline_option): Check for wrong language
15099         after other error checks.
15100
15101 2011-02-11  Nathan Froyd  <froydnj@codesourcery.com>
15102
15103         * cgraph.c: Fix comment typos.
15104         * cgraph.h: Likewise.
15105         * cgraphunit.c: Likewise.
15106         * ipa-cp.c: Likewise.
15107         * ipa-inline.c: Likewise.
15108         * ipa-prop.c: Likewise.
15109         * ipa-pure-const.c: Likewise.
15110         * ipa-ref.c: Likewise.
15111         * ipa-reference.c: Likewise.
15112
15113 2011-02-11  Jakub Jelinek  <jakub@redhat.com>
15114
15115         PR debug/47684
15116         * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
15117
15118 2011-02-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15119
15120         PR testsuite/47400
15121         * doc/sourcebuild.texi (Require Support): Document
15122         dg-require-ascii-locale.
15123
15124 2011-02-11  Mingjie Xing  <mingjie.xing@gmail.com>
15125
15126         * doc/lto.texi (Write summary): Fix missing parentheses.
15127
15128 2011-02-10  DJ Delorie  <dj@redhat.com>
15129
15130         * config/m32c/m32c.c (m32c_option_override): Disable
15131         -fcombine-stack-adjustments until flag value tracking and compare
15132         optimization can be rewritten.
15133
15134 2011-02-10  Peter Bergner  <bergner@vnet.ibm.com>
15135
15136         * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
15137         PROCESSOR_POWER7.
15138         (PROCESSOR_DEFAULT64): Likewise.
15139
15140 2011-02-10  Richard Henderson  <rth@redhat.com>
15141
15142         * config/rx/predicates.md (rx_zs_comparison_operator): Revert
15143         change from 2011-02-03.
15144         * config/rx/rx.c (flags_from_code): Likewise.
15145         (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
15146         is valid, n/pz otherwise.
15147         (rx_select_cc_mode): Return CCmode if Y is not zero.
15148
15149 2011-02-10  Richard Guenther  <rguenther@suse.de>
15150
15151         * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
15152
15153 2011-02-10  Richard Guenther  <rguenther@suse.de>
15154
15155         PR tree-optimization/47677
15156         * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
15157
15158 2011-02-10  Jakub Jelinek  <jakub@redhat.com>
15159
15160         PR target/47665
15161         * combine.c (make_compound_operation): Only change shifts into
15162         multiplication for SCALAR_INT_MODE_P.
15163
15164 2011-02-10  Jie Zhang  <jie@codesourcery.com>
15165
15166         PR testsuite/47622
15167         Revert
15168         2011-02-05  Jie Zhang  <jie@codesourcery.com>
15169         PR debug/42631
15170         * web.c (entry_register): Don't clobber the number of the
15171         first uninitialized reference in used[].
15172
15173 2011-02-09  Richard Guenther  <rguenther@suse.de>
15174
15175         PR tree-optimization/47664
15176         * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
15177         all edges again.
15178
15179 2011-02-09  David Edelsohn  <dje.gcc@gmail.com>
15180
15181         PR target/46481
15182         PR target/47032
15183         * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
15184         PROCESSOR_POWER7.
15185         (PROCESSOR_DEFAULT64): Same.
15186         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
15187
15188 2011-02-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15189
15190         * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
15191
15192 2011-02-09  Martin Jambor  <mjambor@suse.cz>
15193
15194         PR middle-end/45505
15195         * tree-sra.c (struct access): New flags grp_scalar_read and
15196         grp_scalar_write.  Changed description of assignment read and write
15197         flags.
15198         (dump_access): Dump new flags, reorder all of them.
15199         (sort_and_splice_var_accesses): Set the new flag accordingly, use them
15200         to detect multiple scalar reads.
15201         (analyze_access_subtree): Use the new scalar read write flags instead
15202         of the old flags.  Adjusted comments.
15203
15204 2011-02-08  DJ Delorie  <dj@redhat.com>
15205
15206         PR target/47548
15207         * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
15208         patterns.
15209
15210 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
15211
15212         * config/m68k/uclinux.opt: New.
15213         * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
15214
15215 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
15216
15217         * config/cris/elf.opt (sim): New Driver option.
15218
15219 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
15220
15221         * config/xtensa/elf.opt: New.
15222         * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
15223
15224 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
15225
15226         * config/vax/elf.opt: New.
15227         * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
15228
15229 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
15230
15231         * config/rs6000/aix64.opt (posix, pthread): New Driver options.
15232
15233 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
15234
15235         * config/gnu-user.opt: New.
15236         * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
15237         *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
15238         *-*-uclinux*): Use gnu-user.opt.
15239
15240 2011-02-08  Thomas Schwinge  <thomas@schwinge.name>
15241
15242         * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
15243         * config/i386/gnu.h (CPP_SPEC): Likewise.
15244
15245 2011-02-08  Ian Lance Taylor  <iant@google.com>
15246
15247         * common.opt (fcx-limited-range): Add SetByCombined flag.
15248         (ffinite-math-only, fmath-errno, frounding-math): Likewise.
15249         (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
15250         (fassociative-math, freciprocal-math): Likewise.
15251         (funsafe-math-optimizations): Likewise.
15252         * opth-gen.awk: Handle SetByCombined.
15253         * optc-gen.awk: Likewise.
15254         * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
15255         (set_unsafe_math_optimizations_flags): Likewise.
15256         * doc/options.texi (Option properties): Document SetByCombined.
15257
15258 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
15259
15260         * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
15261         i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
15262         m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
15263         m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
15264         sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
15265
15266 2011-02-08  Sebastian Pop  <sebastian.pop@amd.com>
15267
15268         PR tree-optimization/46834
15269         PR tree-optimization/46994
15270         PR tree-optimization/46995
15271         * graphite-sese-to-poly.c (used_outside_reduction): New.
15272         (detect_commutative_reduction): Call used_outside_reduction.
15273         (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
15274         translate_scalar_reduction_to_array only when at least one
15275         loop-phi/close-phi tuple has been detected.
15276
15277 2011-02-08  Richard Guenther  <rguenther@suse.de>
15278
15279         PR middle-end/47639
15280         * tree-vect-generic.c (expand_vector_operations_1): Update
15281         stmts here ...
15282         (expand_vector_operations): ... not here.  Cleanup EH info
15283         and the CFG if required.
15284
15285 2011-02-08  Richard Guenther  <rguenther@suse.de>
15286
15287         PR tree-optimization/47641
15288         * tree-ssa.c (execute_update_addresses_taken): For asm outputs
15289         require type compatibility.
15290
15291 2011-02-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
15292
15293         * gimple-low.c (lower_function_body): Don't remove the location of
15294         the return statement here.
15295         (lower_gimple_return): Do it here instead but only if the return
15296         statement is actually used twice.
15297
15298 2011-02-08  Richard Guenther  <rguenther@suse.de>
15299
15300         PR tree-optimization/47632
15301         * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
15302         unused up_to_stmt parameter, return whether cfg-cleanup is
15303         necessary, remove EH info properly.
15304         (forward_propagate_into_gimple_cond): Adjust caller.
15305         (forward_propagate_into_cond): Likewise.
15306         (forward_propagate_comparison): Likewise.
15307         (tree_ssa_forward_propagate_single_use_vars): Make
15308         forward_propagate_comparison case similar to the two others.
15309
15310 2011-02-08  Nick Clifton  <nickc@redhat.com>
15311
15312         * config/mn10300/mn10300.opt (mliw): New command line option.
15313         * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
15314         (liw_bundling): New automaton.
15315         (liw): New attribute.
15316         (liw_op): New attribute.
15317         (liw_op1, liw_op2, liw_both, liw_either): New reservations.
15318         (movsi_internal): Add LIW attributes.
15319         (andsi3): Likewise.
15320         (iorsi3): Likewise.
15321         (xorsi3): Likewise.
15322         (addsi3): Separate register and immediate alternatives.
15323         Add LIW attributes.
15324         (subsi3): Likewise.
15325         (cmpsi): Likewise.
15326         (aslsi3): Likewise.
15327         (lshrsi3): Likewise.
15328         (ashrsi3): Likewise.
15329         (liw): New pattern.
15330         * config/mn10300/mn10300.c (liw_op_names): New
15331         (mn10300_print_operand): Handle 'W' operand descriptor.
15332         (extract_bundle): New function.
15333         (check_liw_constraints): New function.
15334         (liw_candidate): New function.
15335         (mn10300_bundle_liw): New function.
15336         (mn10300_reorg): New function.
15337         (TARGET_MACHINE_DEPENDENT_REORG): Define.
15338         (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
15339         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
15340         __LIW__ or __NO_LIW__.
15341         * doc/invoke.texi: Describe the -mliw command line option.
15342
15343 2011-02-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
15344
15345         * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
15346         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
15347         pthread_mutex_unlock): Remove.
15348         * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
15349         * config/pa/t-pa64: Likewise.
15350         * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
15351         shared libc if not linking against libpthread.
15352         * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
15353
15354 2011-02-07  Iain Sandoe  <iains@gcc.gnu.org>
15355
15356         PR target/47558
15357         * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
15358         on 10.6 and later to ensure that we always use the unwinder from
15359         the system.  Only add -no_compact_unwind when tarteting darwin
15360         10.6 or later.
15361
15362 2011-02-07  Steve Ellcey  <sje@cup.hp.com>
15363
15364         PR target/46997
15365         * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
15366         (vec_interleave_lowv2sf): Ditto.
15367         (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
15368         (vec_extract_oddv2sf): Ditto.
15369
15370 2011-02-07  Mike Stump  <mikestump@comcast.net>
15371
15372         PR target/42333
15373         Add __ieee_divdc3 entry point.
15374         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
15375         entry point.
15376         (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
15377         * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
15378         * config/darwin.c (darwin_rename_builtins): Add.
15379         * config/darwin-protos.h (darwin_rename_builtins): Add.
15380
15381 2011-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
15382
15383         PR target/47636
15384         * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
15385         for the condition.
15386
15387 2011-02-07  Mike Stump  <mikestump@comcast.net>
15388
15389         * config/darwin.opt (mmacosx-version-min): Update default OS version.
15390
15391 2011-02-07  Denis Chertykov  <chertykov@gmail.com>
15392
15393         PR target/47534
15394         * config/avr/libgcc.S (exit): Move .endfunc
15395
15396 2011-02-07  Richard Guenther  <rguenther@suse.de>
15397
15398         PR tree-optimization/47615
15399         * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
15400         * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
15401         (run_scc_vn): Initialize it.
15402         (visit_reference_op_load): Use it.
15403         * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
15404
15405 2011-02-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15406
15407         * config/spu/spu.c (spu_init_libfuncs): Install SImode and
15408         DImode trapping arithmetic libfuncs.
15409
15410 2011-02-07  Richard Guenther  <rguenther@suse.de>
15411
15412         PR tree-optimization/47621
15413         * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
15414         two duplicates ...
15415         (execute_update_addresses_taken): ... here.  Make it more
15416         conservative in what we accept.
15417
15418 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
15419
15420         * config/sparc/freebsd.h (ASM_SPEC): Define.
15421         * config/sparc/vxworks.h (ASM_SPEC): Define.
15422
15423 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
15424
15425         * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
15426
15427 2011-02-06  Steven Bosscher  <steven@gcc.gnu.org>
15428
15429         * doc/invoke.texi: Remove reference to compiler internals from
15430         user documentation.
15431
15432         * reg-notes.def: Remove REG_VALUE_PROFILE.
15433         * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
15434
15435 2011-02-05  Jakub Jelinek  <jakub@redhat.com>
15436
15437         PR middle-end/47610
15438         * varasm.c (default_section_type_flags): If decl is NULL,
15439         and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
15440
15441 2011-02-05  Jie Zhang  <jie@codesourcery.com>
15442
15443         PR debug/42631
15444         * web.c (entry_register): Don't clobber the number of the
15445         first uninitialized reference in used[].
15446
15447 2011-02-04  Sebastian Pop  <sebastian.pop@amd.com>
15448
15449         PR tree-optimization/46194
15450         * tree-data-ref.c (analyze_miv_subscript): Remove comment.
15451         (build_classic_dist_vector_1): Do not represent classic distance
15452         vectors when the access functions are variating in different loops.
15453
15454 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
15455
15456         * config/mips/iris6.opt: New.
15457         * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
15458
15459 2011-02-04  Richard Henderson  <rth@redhat.com>
15460             Steve Ellcey  <sje@cup.hp.com>
15461
15462         PR target/46997
15463         * config/ia64/predicates.md (mux1_brcst_element): New.
15464         * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
15465         * config/ia64/ia64.c (ia64_unpack_assemble): New.
15466         (ia64_unpack_sign): New.
15467         (ia64_expand_unpack): Rewrite using new routines.
15468         (ia64_expand_widen_sum): Ditto.
15469         (ia64_expand_dot_prod_v8qi): Ditto.
15470         * config/ia64/vect.md (mulv8qi3): Rewrite to use new
15471         routines, add endian check.
15472         (pmpy2_even): Rename from pmpy2_r, add endian check.
15473         (pmpy2_odd): Rename from pmpy2_l, add endian check.
15474         (vec_widen_smult_lo_v4hi): Rewrite using new routines.
15475         (vec_widen_smult_hi_v4hi): Ditto.
15476         (vec_widen_umult_lo_v4hi): Ditto.
15477         (vec_widen_umult_hi_v4hi): Ditto.
15478         (mulv2si3): Change endian checks.
15479         (sdot_prodv4hi): Rewrite with new calls.
15480         (udot_prodv4hi): New.
15481         (vec_pack_ssat_v4hi): Add endian check.
15482         (vec_pack_usat_v4hi): Ditto.
15483         (vec_pack_ssat_v2si): Ditto.
15484         (max1_even): Rename from max1_r, add endian check.
15485         (max1_odd): Rename from max1_l, add endian check.
15486         (*mux1_rev): Format change.
15487         (*mux1_mix): Ditto.
15488         (*mux1_shuf): Ditto.
15489         (*mux1_alt): Ditto.
15490         (*mux1_brcst_v8qi): Use new predicate.
15491         (vec_extract_evenv8qi): Remove endian check.
15492         (vec_extract_oddv8qi): Ditto.
15493         (vec_interleave_lowv4hi): Format change.
15494         (vec_interleave_highv4hi): Ditto.
15495         (mix2_even): Rename from mix2_r, add endian check.
15496         (mix2_odd): Rename from mux2_l, add endian check.
15497         (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
15498         (vec_extract_evenodd_helper): Format change.
15499         (vec_extract_evenv4hi): Remove endian check.
15500         (vec_extract_oddv4hi): Remove endian check.
15501         (vec_interleave_lowv2si): Format change.
15502         (vec_interleave_highv2si): Format change.
15503         (vec_initv2si): Remove endian check.
15504         (vecinit_v2si): Add endian check.
15505         (reduc_splus_v2sf): Add endian check.
15506         (reduc_smax_v2sf): Ditto.
15507         (reduc_smin_v2sf): Ditto.
15508         (vec_initv2sf): Remove endian check.
15509         (fpack): Add endian check.
15510         (fswap): Add endian check.
15511         (vec_interleave_highv2sf): Add endian check.
15512         (vec_interleave_lowv2sf): Add endian check.
15513         (fmix_lr): Add endian check.
15514         (vec_setv2sf): Format change.
15515         (*vec_extractv2sf_0_be): Use shift to extract operand.
15516         (*vec_extractv2sf_1_be): New.
15517         (vec_pack_trunc_v4hi): Add endian check.
15518         (vec_pack_trunc_v2si): Format change.
15519
15520 2011-02-04  Jakub Jelinek  <jakub@redhat.com>
15521
15522         PR inline-asm/23200
15523         * tree-ssa-ter.c (is_replaceable_p): Add TER argument.  Don't
15524         do bb, locus and block comparison and disallow loads if it is not set.
15525         (stmt_is_replaceable_p): New function.
15526         (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
15527         callers.
15528         * expr.c (expand_expr_real_1) <case SSA_NAME>: If
15529         get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
15530         SSA_NAME_DEF_STMT.
15531         * tree-flow.h (stmt_is_replaceable_p): New prototype.
15532
15533 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
15534
15535         * config/rs6000/xilinx.opt: New.
15536         * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
15537
15538 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
15539
15540         * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
15541
15542 2011-02-03  Anatoly Sokolov  <aesok@post.ru>
15543
15544         * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
15545         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
15546         * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
15547         secondary_reload_info, xtensa_secondary_reload): Remove.
15548         * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
15549         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
15550         (xtensa_preferred_reload_class): Make static. Change return and
15551         'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
15552         Use CONST_DOUBLE_P predicate.
15553         (xtensa_preferred_output_reload_class): New function.
15554         (xtensa_secondary_reload): Make static.
15555
15556 2011-02-03  Joseph Myers  <joseph@codesourcery.com>
15557
15558         * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
15559         Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
15560         Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
15561
15562 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
15563
15564         PR middle-end/31490
15565         * output.h (SECTION_RELRO): Define.
15566         (SECTION_MACH_DEP): Adjust.
15567         (get_variable_section): New prototype.
15568         * varpool.c (varpool_finalize_named_section_flags): New function.
15569         (varpool_assemble_pending_decls): Call it.
15570         * cgraph.h (varpool_finalize_named_section_flags): New prototype.
15571         * cgraphunit.c (cgraph_output_in_order): Call
15572         varpool_finalize_named_section_flags.
15573         * varasm.c (get_section): Allow section flags conflicts between
15574         relro and read-only sections if the section hasn't been declared yet.
15575         Set SECTION_OVERRIDE after diagnosing section type conflict.
15576         (get_variable_section): No longer static.
15577         (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
15578         readonly sections that need relocations.
15579         (decl_readonly_section_1): New function.
15580         (decl_readonly_section): Use it.
15581
15582         Revert:
15583         2010-11-17  Dinar Temirbulatov  <dtemirbulatov@gmail.com>
15584                     Steve Ellcey  <sje@cup.hp.com>
15585
15586         PR middle-end/31490
15587         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
15588         if section attribute used.
15589
15590 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
15591
15592         * config/darwin.h (SECTION_NO_ANCHOR): Remove.
15593         * config/darwin.c (SECTION_NO_ANCHOR): Define.
15594         (darwin_init_sections): Remove assertion.
15595
15596 2011-02-03  Nick Clifton  <nickc@redhat.com>
15597
15598         * config/rx/predicates.md (rx_zs_comparison_operator): Remove
15599         lt and ge.
15600         * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
15601         * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
15602         instead of "n" and "pz".
15603         (flags_from_code): LT and GE tests need CC_FLAG_O as well as
15604         CC_FLAG_S.
15605
15606 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
15607
15608         PR target/47312
15609         * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
15610         fma, expand FMA_EXPR as fma{,f,l} call.
15611
15612         PR lto/47274
15613         * lto-streamer-out.c (write_symbol): When writing kind and visibility,
15614         copy them into a unsigned char variable and pass address of it to
15615         lto_output_data_stream.
15616
15617         PR target/47564
15618         * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
15619         around backend_init_target and lang_dependent_init_target calls.
15620         * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
15621         (verify_cgraph_node): Don't call set_cfun here.  Use
15622         cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
15623         Set error_found for incorrectly represented calls to thunks.
15624
15625 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
15626
15627         PR debug/43092
15628         PR rtl-optimization/43494
15629         * rtl.h (for_each_inc_dec_fn): New type.
15630         (for_each_inc_dec): Declare.
15631         * rtlanal.c (struct for_each_inc_dec_ops): New type.
15632         (for_each_inc_dec_find_inc_dec): New fn.
15633         (for_each_inc_dec_find_mem): New fn.
15634         (for_each_inc_dec): New fn.
15635         * dse.c (struct insn_size): Remove.
15636         (replace_inc_dec, replace_inc_dec_mem): Remove.
15637         (emit_inc_dec_insn_before): New fn.
15638         (check_for_inc_dec): Use it, along with for_each_inc_dec.
15639         (canon_address): Pass mem modes to cselib_lookup.
15640         * cselib.h (cselib_lookup): Add memmode argument.  Adjust callers.
15641         (cselib_lookup_from_insn): Likewise.
15642         (cselib_subst_to_values): Likewise.
15643         * cselib.c (find_slot_memmode): New var.
15644         (cselib_find_slot): New fn.  Use it instead of
15645         htab_find_slot_with_hash everywhere.
15646         (entry_and_rtx_equal_p): Use find_slot_memmode.
15647         (autoinc_split): New fn.
15648         (rtx_equal_for_cselib_p): Rename and implement in terms of...
15649         (rtx_equal_for_cselib_1): ... this.  Take memmode, pass it on.
15650         Deal with autoinc.  Special-case recursion into MEMs.
15651         (cselib_hash_rtx): Likewise.
15652         (cselib_lookup_mem): Infer pmode from address mode.  Distinguish
15653         address and MEM modes.
15654         (cselib_subst_to_values): Add memmode, pass it on.
15655         Deal with autoinc.
15656         (cselib_lookup): Add memmode argument, pass it on.
15657         (cselib_lookup_from_insn): Add memmode.
15658         (cselib_invalidate_rtx): Discard obsolete push_operand handling.
15659         (struct cselib_record_autoinc_data): New.
15660         (cselib_record_autoinc_cb): New fn.
15661         (cselib_record_sets): Use it, along with for_each_inc_dec.  Pass MEM
15662         mode to cselib_lookup.  Reset autoinced REGs here instead of...
15663         (cselib_process_insn): ... here.
15664         * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
15665         to cselib_lookup.
15666         (add_uses): Likewise, also to cselib_subst_to_values.
15667         (add_stores): Likewise.
15668         * sched-deps.c  (add_insn_mem_dependence): Pass mode to
15669         cselib_subst_to_values.
15670         (sched_analyze_1, sched_analyze_2): Likewise.  Adjusted.
15671         * gcse.c (do_local_cprop): Adjusted.
15672         * postreload.c (reload_cse_simplify_set): Adjusted.
15673         (reload_cse_simplify_operands): Adjusted.
15674         * sel-sched-dump (debug_mem_addr_value): Pass mode.
15675
15676 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
15677
15678         PR tree-optimization/45122
15679         * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
15680         unsafe assumptions when there's more than one loop exit.
15681
15682 2011-02-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
15683
15684         PR target/47272
15685         * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
15686         Document using vector double with the load/store builtins, and
15687         that the load/store builtins always use Altivec instructions.
15688
15689         * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
15690         to use altivec memory instructions, even on VSX.
15691         (vector_altivec_store_<mode>): Ditto.
15692
15693         * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
15694         function.
15695
15696         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15697         V2DF, V2DI support to load/store overloaded builtins.
15698
15699         * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
15700         altivec load/store builtins for V2DF/V2DI types.
15701
15702         * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
15703         set avoid indexed addresses on power6 if -maltivec.
15704         (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
15705         vector_altivec_load/vector_altivec_store builtins.
15706         (altivec_expand_st_builtin): Ditto.
15707         (altivec_expand_builtin): Add VSX memory builtins.
15708         (rs6000_init_builtins): Add V2DI types to internal types.
15709         (altivec_init_builtins): Add support for V2DF/V2DI altivec
15710         load/store builtins.
15711         (rs6000_address_for_altivec): Insure memory address is appropriate
15712         for Altivec.
15713
15714         * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
15715         vec_vsx_ld and vec_vsx_st.
15716         (vsx_store_<mode>): Ditto.
15717
15718         * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
15719         variables to hold long long types for VSX vector memory builtins.
15720         (RS6000_BTI_unsigned_long_long): Ditto.
15721         (long_long_integer_type_internal_node): Ditti.
15722         (long_long_unsigned_type_internal_node): Ditti.
15723
15724         * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
15725         (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
15726         (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
15727
15728         * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
15729         short cuts.
15730         (vec_vsx_st): Ditto.
15731
15732 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
15733
15734         * config/pa/pa-hpux10.opt: New.
15735         * config/hpux11.opt (pthread): New Driver option.
15736         * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
15737         * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
15738
15739 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
15740
15741         * config/ia64/vms.opt: New.
15742         * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
15743
15744 2011-02-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
15745
15746         PR target/47580
15747         * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
15748         gpc_reg_operand instead of vsx_register_operand to match rs6000.md
15749         generator functions.
15750         (vsx_floatuns<VSi><mode>2): Ditto.
15751         (vsx_fix_trunc<mode><VSi>2): Ditto.
15752         (vsx_fixuns_trunc<mode><VSi>2): Ditto.
15753
15754 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
15755
15756         * config/i386/djgpp.opt (posix): New Driver option.
15757
15758 2011-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
15759
15760         * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
15761         Move to the unsupported targets list.
15762
15763 2011-02-02  Peter Bergner  <bergner@vnet.ibm.com>
15764
15765         PR rtl-optimization/47525
15766         * df-scan.c: Update copyright years.
15767         (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
15768         and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
15769
15770 2011-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15771
15772         * config/i386/sysv4.h (TARGET_VERSION): Remove.
15773         (SUBTARGET_RETURN_IN_MEMORY): Remove.
15774         (ASM_OUTPUT_ASCII): Remove.
15775         * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
15776
15777 2011-02-02  Jeff Law  <law@redhat.com>
15778
15779         PR middle-end/47543
15780         * reload.c (find_reloads_address): Handle reg+d address where both
15781         components are invalid by reloading the entire address.
15782
15783 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
15784             Richard Guenther  <rguenther@suse.de>
15785
15786         PR tree-optimization/40979
15787         PR bootstrap/47044
15788         * passes.c (init_optimization_passes): After LIM call copy_prop
15789         and DCE to clean up.
15790         * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
15791
15792 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
15793
15794         PR tree-optimization/47576
15795         PR tree-optimization/47555
15796         * doc/invoke.texi (scev-max-expr-complexity): Documented.
15797         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
15798         (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
15799         * tree-scalar-evolution.c (follow_ssa_edge): Use
15800         PARAM_SCEV_MAX_EXPR_COMPLEXITY.
15801
15802 2011-02-02  Richard Guenther  <rguenther@suse.de>
15803
15804         PR tree-optimization/47566
15805         * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
15806
15807 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
15808
15809         PR debug/47106
15810         PR debug/47402
15811         * tree-inline.c (declare_return_variable): Remove unused caller
15812         variable.
15813
15814         PR debug/47106
15815         PR debug/47402
15816         * tree-flow-inline.h (clear_is_used, is_used_p): New.
15817         * cfgexpand.c (account_used_vars_for_block): Use them.
15818         * tree-nrv.c (tree_nrv): Likewise.
15819         * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
15820         (dump_scope_block): Likewise.
15821         (remove_unused_locals): Likewise.
15822
15823         PR debug/47106
15824         PR debug/47402
15825         * tree-inline.c (declare_return_variable): Add result decl to
15826         local decls only once.
15827         * gimple-low.c (record_vars_into): Mark newly-created variables
15828         as referenced.
15829
15830 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
15831
15832         PR debug/47498
15833         PR debug/47501
15834         PR debug/45136
15835         PR debug/45130
15836         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
15837         debug insns.
15838         (no_real_insns_p, schedule_block, set_priorities): Drop special
15839         treatment of boundary debug insns.
15840         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
15841         * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
15842         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
15843         (BOUNDARY_DEBUG_INSN_P): Likewise.
15844         (SCHEDULE_DEBUG_INSN_P): Likewise.
15845         * sched-rgn.c (init_ready_list): Drop special treatment of
15846         boundary debug insns.
15847         * final.c (rest_of_clean_state): Clear notes' BB.
15848
15849 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
15850
15851         * config/openbsd.opt (assert=): New Driver option.
15852
15853 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
15854
15855         * config/i386/nto.opt: New.
15856         * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
15857
15858 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
15859
15860         * config/i386/netware.opt: New.
15861         * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
15862
15863 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
15864
15865         * config/interix.opt (posix): New Driver option.
15866
15867 2011-02-01  DJ Delorie  <dj@redhat.com>
15868
15869         * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
15870
15871         * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
15872         class for A0/A1.
15873
15874 2011-02-01  Sebastian Pop  <sebastian.pop@amd.com>
15875
15876         PR tree-optimization/47561
15877         * toplev.c (process_options): Print the Graphite flags.  Add
15878         flag_loop_flatten to the list of options requiring Graphite.
15879
15880 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
15881
15882         * config/i386/cygming.opt (posix): New Driver option.
15883
15884 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
15885
15886         * config/arm/vxworks.opt: New.
15887         * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
15888
15889 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
15890
15891         * config/alpha/elf.opt: New.
15892         * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
15893         alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
15894
15895 2011-02-01  Richard Guenther  <rguenther@suse.de>
15896
15897         PR tree-optimization/47559
15898         * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
15899         store-motion on references that can throw.
15900
15901 2011-02-01  Bernd Schmidt  <bernds@codesourcery.com>
15902
15903         * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
15904         * tree-pass.h (TDF_CSELIB): New macro.
15905         * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
15906         cselib_lookup): Check for it rather than for TDF_DETAILS.
15907
15908 2011-02-01  H.J. Lu  <hongjiu.lu@intel.com>
15909
15910         PR driver/47547
15911         * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
15912         is HOST_BIT_BUCKET.
15913
15914         * opts.c (finish_options): Don't add x_aux_base_name if it is
15915         HOST_BIT_BUCKET.
15916
15917 2011-02-01  Richard Guenther  <rguenther@suse.de>
15918
15919         PR tree-optimization/47555
15920         Revert
15921         2010-07-15  Sebastian Pop  <sebastian.pop@amd.com>
15922
15923         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
15924
15925 2011-02-01  Sebastien Bourdeauducq  <sebastien@milkymist.org>
15926
15927         PR gcc/46692
15928         * config/lm32/t-lm32: Add multilib for all CPU options.
15929
15930 2011-02-01  Richard Guenther  <rguenther@suse.de>
15931
15932         PR tree-optimization/47541
15933         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
15934         sure to have a field at offset zero.
15935
15936 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
15937
15938         * config/arc/arc.opt (EB, EL): New Driver options.
15939
15940 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
15941
15942         * config/alpha/osf5.opt: New.
15943         * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
15944
15945 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
15946
15947         * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
15948
15949 2011-01-31  Sebastian Pop  <sebastian.pop@amd.com>
15950
15951         * common.opt (ftree-loop-linear): Use Alias to make it an alias of
15952         -floop-interchange.
15953         * invoke.texi (-ftree-loop-linear): Make it clear that this flag
15954         is an alias of -floop-interchange and that it requires the
15955         Graphite infrastructure.
15956         * tree-ssa-loop.c (gate_graphite_transforms): Do not set
15957         flag_loop_interchange based on the value of flag_tree_loop_linear.
15958
15959 2011-01-31  Jakub Jelinek  <jakub@redhat.com>
15960             Richard Guenther  <rguenther@suse.de>
15961
15962         PR tree-optimization/47538
15963         * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
15964         type instead of r1type, except for comparisons.  For right
15965         shifts and comparisons punt if there are mismatches in
15966         sizetype vs. non-sizetype types.
15967
15968 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15969
15970         * doc/sourcebuild.texi (Effective-Target Keywords): Document
15971         avx_runtime.
15972
15973 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15974
15975         * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
15976         version number.
15977         * configure: Regenerate.
15978
15979 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
15980
15981         * configure.ac (gcc_cv_ld_static_option): Define.
15982         (gcc_cv_ld_dynamic_option): Define.
15983         (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
15984         instead.
15985         (HAVE_LD_STATIC_DYNAMIC): Update message.
15986         (LD_STATIC_OPTION): Define.
15987         (LD_DYNAMIC_OPTION): Define.
15988         * configure: Regenerate.
15989         * config.in: Regenerate.
15990         * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
15991         HAVE_LD_STATIC_DYNAMIC]: Use them.
15992
15993 2011-01-31  Nick Clifton  <nickc@redhat.com>
15994
15995         * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
15996         registers inside interrupt handlers if the handler is not a leaf
15997         function.
15998
15999 2011-01-31  Nick Clifton  <nickc@redhat.com>
16000
16001         * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
16002         reg_renumber returning an INVALID_REGNUM.
16003
16004 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
16005
16006         PR libgcj/44341
16007         * doc/install.texi: Document host options discarded when cross
16008         configuring target libraries.
16009
16010 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
16011
16012         Reverted:
16013         2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
16014         PR debug/45136
16015         PR debug/45130
16016         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
16017         debug insns.
16018         (no_real_insns_p, schedule_block, set_priorities): Drop special
16019         treatment of boundary debug insns.
16020         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
16021         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
16022         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
16023         (BOUNDARY_DEBUG_INSN_P): Likewise.
16024         (SCHEDULE_DEBUG_INSN_P): Likewise.
16025         * sched-rgn.c (init_ready_list): Drop special treatment of
16026         boundary debug insns.
16027         * final.c (rest_of_clean-state): Clear notes' BB.
16028
16029 2011-01-31  Alan Modra  <amodra@gmail.com>
16030
16031         * config/rs6000/rs6000.c (print_operand): Rearrange addends in
16032         toc relative expressions as we do in print_operand_address.
16033
16034 2011-01-30  Kazu Hirata  <kazu@codesourcery.com>
16035
16036         * doc/extend.texi: Follow spelling conventions.
16037         * doc/invoke.texi: Fix a typo.
16038
16039 2011-01-30  Joseph Myers  <joseph@codesourcery.com>
16040
16041         * config/hpux11.opt: New.
16042         * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
16043         ia64*-*-hpux*): Use hpux11.opt.
16044
16045 2011-01-30  Jonathan Yong  <jon_y@users.sourceforge.net>
16046
16047         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
16048         to tmake_file.
16049
16050 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
16051
16052         * doc/install.texi (hppa-hp-hpux10): Remove references to HP
16053         support sites.
16054
16055 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
16056
16057         * doc/install.texi (Binaries): Remove outdated reference for
16058         Motorola 68HC11/68HC12 downloads.
16059
16060 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
16061
16062         * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
16063         Drepper's paper.
16064
16065 2011-01-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
16066
16067         PR bootstrap/47147
16068         * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
16069         used by NetBSD.
16070
16071 2011-01-28  Ahmad Sharif  <asharif@google.com>
16072
16073         * value-prof.c (check_counter): Corrected error message.
16074
16075 2011-01-29  Jie Zhang  <jie@codesourcery.com>
16076
16077         * config/arm/arm.c (arm_legitimize_reload_address): New.
16078         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
16079         arm_legitimize_reload_address.
16080         * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
16081
16082 2011-01-28  Ian Lance Taylor  <iant@google.com>
16083
16084         * godump.c (go_define): Ignore macros whose definitions include
16085         two adjacent operands.
16086
16087 2011-01-28  Jakub Jelinek  <jakub@redhat.com>
16088
16089         PR target/42894
16090         * varasm.c (force_const_mem): Store copy of x in desc->constant
16091         instead of x itself.
16092         * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
16093         itself into REG_EQUAL note.
16094
16095 2011-01-28  Joseph Myers  <joseph@codesourcery.com>
16096
16097         * config/freebsd.opt (posix, rdynamic): New Driver options.
16098
16099 2011-01-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16100
16101         * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
16102         -Bstatic/-Bdynamic.
16103         * configure: Regenerate.
16104
16105 2011-01-27  Joseph Myers  <joseph@codesourcery.com>
16106
16107         * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
16108         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
16109
16110 2011-01-27  Anatoly Sokolov  <aesok@post.ru>
16111
16112         * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
16113         * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
16114         * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
16115         (s390_preferred_reload_class): Make static. Change return and
16116         'rclass' argument type to reg_class_t.
16117
16118 2011-01-27  Jan Hubicka  <jh@suse.cz>
16119
16120         PR middle-end/46949
16121         * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
16122         (process_function_and_variable_attributes): Check defined weakrefs.
16123
16124 2011-01-27  Martin Jambor  <mjambor@suse.cz>
16125
16126         PR tree-optimization/47228
16127         * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
16128         build_ref_for_offset.
16129
16130 2011-01-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16131
16132         * config/spu/spu-elf.h (ASM_SPEC): Remove.
16133
16134 2011-01-26  Mikael Pettersson  <mikpe@it.uu.se>
16135
16136         PR rtl-optimization/46856
16137         * postreload.c (reload_combine_recognize_const_pattern): Do not
16138         separate cc0 setter and user on cc0 targets.
16139
16140 2011-01-26  Nicola Pero  <nicola.pero@meta-innovation.com>
16141
16142         PR c/43082
16143         * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
16144         passed a VOID_TYPE expression, immediately emit an error and
16145         return error_mark_node.
16146
16147 2011-01-26  Jeff Law  <law@redhat.com>
16148
16149         PR rtl-optimization/47464
16150         * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
16151         rather than may_trap_p as needed.
16152
16153 2011-01-26  DJ Delorie  <dj@redhat.com>
16154
16155         PR rtl-optimization/46878
16156         * combine.c (insn_a_feeds_b): Check for the implicit cc0
16157         setter/user dependency as well.
16158
16159 2011-01-26  Eric Botcazou  <ebotcazou@adacore.com>
16160
16161         PR rtl-optimization/44469
16162         * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
16163         after removing trivially dead basic blocks.
16164
16165 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
16166
16167         * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
16168         * config/frv/frv.h (LINK_SPEC): Likewise.
16169         * config/i386/netware.h (LINK_SPEC): Likewise.
16170         * config/m68k/linux.h (ASM_SPEC): Likewise.
16171         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
16172         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
16173         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
16174         * config/sparc/linux.h (ASM_SPEC): Likewise.
16175         * config/sparc/linux64.h (ASM_SPEC): Likewise.
16176         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
16177
16178 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
16179
16180         * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
16181         * config/frv/frv.h (ASM_SPEC): Likewise.
16182         * config/m68k/linux.h (ASM_SPEC): Likewise.
16183         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
16184         * config/rs6000/linux64.h (ASM_SPEC): Likewise.
16185         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
16186         * config/sparc/linux.h (ASM_SPEC): Likewise.
16187         * config/sparc/linux64.h (ASM_SPEC): Likewise.
16188         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
16189
16190 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
16191
16192         * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
16193         * config/frv/frv.h (LINK_SPEC): Likewise.
16194         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
16195
16196 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
16197
16198         * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
16199         * config/frv/frv.h (ASM_SPEC): Likewise.
16200         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
16201         * config/m68k/linux.h (ASM_SPEC): Likewise.
16202         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
16203         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
16204         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
16205         * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
16206         * config/sparc/linux.h (ASM_SPEC): Likewise.
16207         * config/sparc/linux64.h (ASM_SPEC): Likewise.
16208         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
16209         * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
16210
16211 2011-01-26  Steve Ellcey  <sje@cup.hp.com>
16212
16213         PR target/46997
16214         * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
16215         (*mux2): Ditto.
16216         (vec_extract_evenodd_help): Ditto.
16217         (vec_extract_evenv4hi): Ditto.
16218         (vec_extract_oddv4hi): Ditto.
16219         (vec_interleave_lowv2si): Ditto.
16220         (vec_interleave_highv2si): Ditto.
16221         (vec_extract_evenv2si): Ditto.
16222         (vec_extract_oddv2si: Ditto.
16223         (vec_pack_trunc_v2si): Ditto.
16224
16225 2011-01-22  Jan Hubicka  <jh@suse.cz>
16226
16227         PR target/47237
16228         * cgraph.h (cgraph_local_info): New field can_change_signature.
16229         * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
16230         signature can change.
16231         (ipcp_estimate_growth): Call sequence simplify only if calle signature
16232         can change.
16233         (ipcp_insert_stage): Only compute args_to_skip if signature can change.
16234         (cgraph_function_versioning): We can not change signature of functions
16235         that don't allow that.
16236         * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
16237         (lto_input_node): Likewise.
16238         * ipa-inline.c (compute_inline_parameters): Compute
16239         local.can_change_signature.
16240         * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
16241         * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
16242         functions that can not change signature.
16243         * i386.c (ix86_function_regparm, ix86_function_sseregparm,
16244         init_cumulative_args): Do not use local calling conventions
16245         for functions that can not change signature.
16246
16247 2011-01-22  Jan Hubicka  <jh@suse.cz>
16248
16249         * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
16250
16251 2011-01-26  Richard Guenther  <rguenther@suse.de>
16252
16253         PR tree-optimization/47190
16254         * cgraphunit.c (process_common_attributes): New function.
16255         (process_function_and_variable_attributes): Use it.
16256
16257 2011-01-26  Richard Guenther  <rguenther@suse.de>
16258
16259         PR lto/47423
16260         * cgraphbuild.c (record_eh_tables): Record reference to personality
16261         function.
16262
16263 2011-01-26  Alexandre Oliva  <aoliva@redhat.com>
16264
16265         PR debug/45454
16266         * sel-sched.c (moveup_expr): Don't let debug insns prevent
16267         non-debug insns from moving up.
16268
16269 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
16270
16271         PR target/40125
16272         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
16273         t-dlldir{,-x} fragment for build and add it to tmake_file.
16274         (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
16275         * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
16276         * config/i386/t-dlldir: New file.
16277         (SHLIB_DLLDIR): Define.
16278         * config/i386/t-dlldir-x: New file.
16279         (SHLIB_DLLDIR): Define.
16280         * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
16281         (SHLIB_INSTALL): Use it.
16282
16283 2011-01-26  Chung-Lin Tang  <cltang@codesourcery.com>
16284
16285         PR target/47246
16286         * config/arm/arm.c (thumb2_legitimate_index_p): Change the
16287         lower bound of the allowed Thumb-2 coprocessor load/store
16288         index range to -256. Add explaining comment.
16289
16290 2011-01-25  Ian Lance Taylor  <iant@google.com>
16291
16292         * godump.c (go_define): Improve lexing of macro expansion to only
16293         accept expressions which match Go spec.
16294
16295 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
16296
16297         PR c++/43601
16298         * tree.c (handle_dll_attribute): Handle it.
16299         * doc/extend.texi (@item dllexport): Mention it.
16300         * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
16301
16302 2011-01-25  Ian Lance Taylor  <iant@google.com>
16303
16304         PR tree-optimization/26854
16305         * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
16306         (decl_jump_unsafe): Move higher in file, with no other change.
16307         (bind): Set has_jump_unsafe_decl if appropriate.
16308         (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
16309         (check_earlier_gotos): Likewise.
16310         (c_check_switch_jump_warnings): Likewise.
16311
16312 2011-01-25  Jonathan Wakely  <jwakely.gcc@gmail.com>
16313
16314         * doc/invoke.texi (Warning Options): Add missing hyphen.
16315         (-fprofile-dir): Minor grammatical fixes.
16316         (-fbranch-probabilities): Likewise.
16317
16318 2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
16319
16320         PR debug/45136
16321         PR debug/45130
16322         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
16323         debug insns.
16324         (no_real_insns_p, schedule_block, set_priorities): Drop special
16325         treatment of boundary debug insns.
16326         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
16327         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
16328         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
16329         (BOUNDARY_DEBUG_INSN_P): Likewise.
16330         (SCHEDULE_DEBUG_INSN_P): Likewise.
16331         * sched-rgn.c (init_ready_list): Drop special treatment of
16332         boundary debug insns.
16333         * final.c (rest_of_clean-state): Clear notes' BB.
16334
16335 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16336
16337         * Makefile.in (LAMBDA_H): Removed.
16338         (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
16339         (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
16340         lambda-trans.o, and tree-loop-linear.o.
16341         (lto-symtab.o): Remove dependence on LAMBDA_H.
16342         (tree-loop-linear.o): Remove rule.
16343         (lambda-mat.o): Same.
16344         (lambda-trans.o): Same.
16345         (lambda-code.o): Same.
16346         (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
16347         (tree-vect-slp.o): Same.
16348         * hwint.h (gcd): Moved here.
16349         (least_common_multiple): Same.
16350         * lambda-code.c: Removed.
16351         * lambda-mat.c: Removed.
16352         * lambda-trans.c: Removed.
16353         * lambda.h: Removed.
16354         * tree-loop-linear.c: Removed.
16355         * lto-symtab.c: Do not include lambda.h.
16356         * omega.c (gcd): Removed.
16357         * passes.c (init_optimization_passes): Remove pass_linear_transform.
16358         * tree-data-ref.c (print_lambda_vector): Moved here.
16359         (lambda_vector_copy): Same.
16360         (lambda_matrix_copy): Same.
16361         (lambda_matrix_id): Same.
16362         (lambda_vector_first_nz): Same.
16363         (lambda_matrix_row_add): Same.
16364         (lambda_matrix_row_exchange): Same.
16365         (lambda_vector_mult_const): Same.
16366         (lambda_vector_negate): Same.
16367         (lambda_matrix_row_negate): Same.
16368         (lambda_vector_equal): Same.
16369         (lambda_matrix_right_hermite): Same.
16370         * tree-data-ref.h: Do not include lambda.h.
16371         (lambda_vector): Moved here.
16372         (lambda_matrix): Same.
16373         (dependence_level): Same.
16374         (lambda_transform_legal_p): Removed declaration.
16375         (lambda_collect_parameters): Same.
16376         (lambda_compute_access_matrices): Same.
16377         (lambda_vector_gcd): Same.
16378         (lambda_vector_new): Same.
16379         (lambda_vector_clear): Same.
16380         (lambda_vector_lexico_pos): Same.
16381         (lambda_vector_zerop): Same.
16382         (lambda_matrix_new): Same.
16383         * tree-flow.h (least_common_multiple): Removed declaration.
16384         * tree-parloops.c (lambda_trans_matrix): Moved here.
16385         (LTM_MATRIX): Same.
16386         (LTM_ROWSIZE): Same.
16387         (LTM_COLSIZE): Same.
16388         (LTM_DENOMINATOR): Same.
16389         (lambda_trans_matrix_new): Same.
16390         (lambda_matrix_vector_mult): Same.
16391         (lambda_transform_legal_p): Same.
16392         * tree-pass.h (pass_linear_transform): Removed declaration.
16393         * tree-ssa-loop.c (tree_linear_transform): Removed.
16394         (gate_tree_linear_transform): Removed.
16395         (pass_linear_transform): Removed.
16396         (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
16397         flag_loop_interchange.
16398
16399 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
16400
16401         PR tree-optimization/47265
16402         PR tree-optimization/47443
16403         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
16404         if name still has some uses.
16405
16406 2011-01-25  Martin Jambor  <mjambor@suse.cz>
16407
16408         PR tree-optimization/47382
16409         * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
16410         (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
16411
16412 2011-01-25  Joel Sherrill  <joel.sherrill@oarcorp.com>
16413
16414         * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
16415         sjlj_except_unwind_info.
16416
16417 2011-01-25  Richard Guenther  <rguenther@suse.de>
16418
16419         PR tree-optimization/47426
16420         * tree-ssa-structalias.c (ipa_pta_execute): Make externally
16421         visible functions results escape.
16422
16423 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
16424
16425         PR target/45701
16426         * config/arm/arm.c (any_sibcall_uses_r3): New function.
16427         (arm_get_frame_offsets): Use it.
16428
16429 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16430             Jakub Jelinek  <jakub@redhat.com>
16431
16432         PR tree-optimization/47271
16433         * tree-if-conv.c (bb_postdominates_preds): New.
16434         (if_convertible_bb_p): Call bb_postdominates_preds.
16435         (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
16436         (predicate_scalar_phi): Call bb_postdominates_preds.
16437
16438 2011-01-25  Nick Clifton  <nickc@redhat.com>
16439
16440         * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
16441         * config/rx/rx.c (rx_function_value): Likewise.
16442         (rx_promote_function_mode): Likewise.
16443         (gen_safe_add): Place an outsized immediate value inside an UNSPEC
16444         in order to make it legitimate.
16445         * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
16446         make sure that the first operand is the same as the result register.
16447         (addsi3_unspec): Delete.
16448         (subdi3): Do not accept immediate operands.
16449         (subdi3_internal): Likewise.
16450
16451 2011-01-25  Jeff Law  <law@redhat.com>
16452
16453         PR rtl-optimization/37273
16454         * ira-costs.c (scan_one_insn): Detect constants living in memory and
16455         handle them like argument loads from stack slots.  Do not double
16456         count memory for memory constants and argument loads from stack slots.
16457
16458 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
16459
16460         PR tree-optimization/47427
16461         PR tree-optimization/47428
16462         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
16463         coalesce if the new root var would be TREE_READONLY.
16464
16465 2011-01-25  Richard Guenther  <rguenther@suse.de>
16466
16467         PR middle-end/47414
16468         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
16469         correct type for TBAA.
16470
16471 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16472
16473         * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
16474         (close_phi_written_to_memory): Call for_each_index with
16475         dr_indices_valid_in_loop.
16476
16477 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16478
16479         * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
16480         when it is initialized.
16481
16482 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16483
16484         * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
16485         call to graphite_find_data_references_in_stmt.
16486         * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
16487         (try_generate_gimple_bb): Call outermost_loop_in_sese_1.  Update
16488         call to graphite_find_data_references_in_stmt.
16489         (analyze_drs_in_stmts): Same.
16490         * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
16491         in which the scalar analysis of indices is performed.
16492         (create_data_ref): Same.  Update call to dr_analyze_indices.
16493         (find_data_references_in_stmt): Update call to create_data_ref.
16494         (graphite_find_data_references_in_stmt): Same.
16495         * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
16496         declaration.
16497         (create_data_ref): Same.
16498         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
16499         call to create_data_ref.
16500
16501 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16502
16503         * graphite-sese-to-poly.c (build_poly_scop): Move
16504         rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
16505
16506 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16507
16508         * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
16509         VAR_DECL, PARM_DECL, and RESULT_DECL.
16510
16511 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16512
16513         * graphite-dependences.c (reduction_dr_1): Allow several reductions
16514         in a reduction PBB.
16515         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
16516         that have already been marked as PBB_IS_REDUCTION.
16517
16518 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16519
16520         * graphite-scop-detection.c (same_close_phi_node): New.
16521         (remove_duplicate_close_phi): New.
16522         (make_close_phi_nodes_unique): New.
16523         (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
16524
16525 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16526
16527         * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
16528         * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
16529         of both data references to be the same.
16530
16531 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16532
16533         * graphite-dependences.c (build_lexicographical_constraint): Remove
16534         the gdim parameter.
16535         (build_lexicographical_constraint): Adjust call to
16536         ppl_powerset_is_empty.
16537         (dependence_polyhedron): Same.
16538         (graphite_legal_transform_dr): Same.
16539         (graphite_carried_dependence_level_k): Same.
16540         * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
16541         parameter.
16542         * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
16543
16544 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16545
16546         * graphite-sese-to-poly.c
16547         (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
16548         (close_phi_written_to_memory): New.
16549         (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
16550         and unshare_expr.
16551
16552 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16553
16554         * doc/install.texi: Update the expected version number of PPL to 0.11.
16555         * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
16556         #if PPL_VERSION_MINOR < 11.
16557
16558 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16559
16560         * graphite-dependences.c: Include graphite-cloog-util.h.
16561         (new_poly_ddr): Inlined into dependence_polyhedron.
16562         (free_poly_ddr): Moved close by new_poly_ddr.
16563         (dependence_polyhedron_1): Renamed dependence_polyhedron.
16564         Early return NULL when ppl_powerset_is_empty returns true.
16565         (dependence_polyhedron): Renamed new_poly_ddr.  Call only once
16566         poly_drs_may_alias_p.  Avoid one call to ppl_powerset_is_empty.
16567         (graphite_legal_transform_dr): Call new_poly_ddr.
16568         (graphite_carried_dependence_level_k): Same.
16569         (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2.  Use new_poly_ddr.
16570         (dot_transformed_deps_stmt_1): Removed.
16571         (dot_deps_stmt_1): Call dot_deps_stmt_2.
16572         (dot_original_deps): Renamed dot_deps_2.  Call new_poly_ddr.
16573         (dot_deps_1): Call dot_deps_2.
16574         * Makefile.in (graphite-dependences.o): Add missing dependence on
16575         graphite-cloog-util.h.
16576
16577 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16578
16579         * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
16580         (build_lexicographical_constraint): Same.
16581         (dependence_polyhedron_1): Same.
16582         (graphite_legal_transform_dr): Same.
16583         (graphite_carried_dependence_level_k): Same.
16584         * graphite-ppl.c (ppl_powerset_is_empty): New.
16585         * graphite-ppl.h (ppl_powerset_is_empty): Declared.
16586         * tree-data-ref.c (dump_data_reference): Print the basic block index.
16587
16588 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16589
16590         * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
16591         the "a followed by b" relation and document it.
16592
16593 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16594
16595         * graphite-dependences.c (build_lexicographical_constraint): Stop the
16596         iteration when the bag of constraints is empty.
16597
16598 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16599
16600         * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
16601
16602 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16603
16604         * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
16605         nest and two loop depths as parameters.
16606         (lst_try_interchange_loops): Call lst_interchange_profitable_p after
16607         lst_perfect_nestify.
16608
16609 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16610
16611         * graphite-dependences.c (print_pddr): Call
16612         ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
16613
16614 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
16615
16616         * graphite-ppl.c (debug_gmp_value): New.
16617         * graphite-ppl.h (debug_gmp_value): Declared.
16618
16619 2011-01-25  Tobias Grosser  <grosser@fim.uni-passau.de>
16620
16621         * doc/install.texi: Document availability of cloog-0.16.
16622
16623 2011-01-25  Vladimir Kargov  <kargov@gmail.com>
16624
16625         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
16626         invalid postdominance info.
16627
16628 2011-01-24  Jan Hubicka  <jh@suse.cz>
16629
16630         PR c/21659
16631         * doc/extend.texi (weak pragma): Drop claim that it must
16632         appear before definition.
16633         * varasm.c (merge_weak, declare_weak): Only sanity check
16634         that DECL is not output at a time it is declared weak.
16635
16636 2011-01-24  Kenneth Zadeck  <zadeck@naturalbridge.com>
16637
16638         * machmode.def: Fixed comments.
16639
16640 2011-01-24  Kai Tietz  <kai.tietz@onevision.com>
16641
16642         * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
16643
16644 2011-01-24  Paul Koning  <ni1d@arrl.net>
16645
16646         * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
16647         WORDS_BIG_ENDIAN.
16648
16649 2011-01-24  H.J. Lu  <hongjiu.lu@intel.com>
16650
16651         PR target/46519
16652         * config/i386/i386.c: Include sbitmap.h and fibheap.h.
16653         (block_info): Add scanned and prev.
16654         (move_or_delete_vzeroupper_2): Return if the basic block
16655         has been scanned and the upper 128bit state is unchanged
16656         from the last scan.
16657         (move_or_delete_vzeroupper_1): Return true if the exit
16658         state is changed.
16659         (move_or_delete_vzeroupper): Visit basic blocks using the
16660         work-list based algorithm based on vt_find_locations in
16661         var-tracking.c.
16662
16663         * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
16664
16665 2011-01-24  Nick Clifton  <nickc@redhat.com>
16666
16667         * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
16668         * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
16669         -mv850e1 to the assembler.  If -mv850e1 or -mv850es is specified
16670         then define __v850e1__.
16671         * doc/invoke.texi: Document -mv850es.
16672
16673 2011-01-24  Richard Henderson  <rth@redhat.com>
16674
16675         * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
16676         compound unordered comparisons.
16677         * config/rx/rx.c (rx_split_fp_compare): Remove.
16678         * config/rx/rx-protos.h: Update.
16679         * config/rx/rx.md (gcc_conds, rx_conds): Remove.
16680         (cbranchsf4): Don't call rx_split_fp_compare.
16681         (*cbranchsf4): Use rx_split_cbranch.
16682         (*cmpsf): Don't accept "i" constraint.
16683         (*conditional_branch): Only valid after reload.
16684         (cstoresf4): Merge expander with insn.  Don't call rx_split_fp_compare.
16685
16686 2011-01-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
16687
16688         PR target/47385
16689         * config/rs6000/altivec.md (vector constant splitters): Add
16690         support for creating vector single precision constants if -mvsx is
16691         used and we would create the constant using Altivec primitives.
16692
16693 2011-01-23  Bernd Schmidt  <bernds@codesourcery.com>
16694             Richard Sandiford  <rdsandiford@googlemail.com>
16695
16696         PR rtl-optimization/47166
16697         * reload1.c (emit_reload_insns): Disable the spill_reg_store
16698         mechanism for PRE_MODIFY and POST_MODIFY.
16699         (inc_for_reload): For PRE_MODIFY, return the insn that sets the
16700         reloadreg.
16701
16702 2011-01-23  Andreas Schwab  <schwab@linux-m68k.org>
16703
16704         * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
16705
16706 2011-01-22  Jan Hubicka  <jh@suse.cz>
16707
16708         PR lto/47333
16709         * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
16710
16711 2011-01-22  Jan Hubicka  <jh@suse.cz>
16712
16713         PR tree-optimization/43884
16714         PR lto/44334
16715         * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
16716         * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
16717
16718 2011-01-22  Anatoly Sokolov  <aesok@post.ru>
16719
16720         * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
16721         * config/s390/s390.c (s390_register_move_cost,
16722         s390_memory_move_cost): New.
16723         (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
16724
16725 2011-01-22  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16726
16727         PR middle-end/47401
16728         * except.c (sjlj_assign_call_site_values): Move setting the
16729         crtl->uses_eh_lsda flag to ...
16730         (sjlj_mark_call_sites): ... here.
16731         (sjlj_emit_function_enter): Support NULL dispatch label.
16732         (sjlj_build_landing_pads): In a function with no landing pads
16733         that still has must-not-throw regions, generate code to register
16734         a personality function with empty LSDA.
16735
16736 2011-01-21  Richard Henderson  <rth@redhat.com>
16737
16738         * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
16739
16740         * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
16741
16742         * compare-elim.c: New file.
16743         * Makefile.in (OBJS-common): Add it.
16744         (compare-elim.o): New.
16745         * common.opt (fcompare-elim): New.
16746         * opts.c (default_options_table): Add OPT_fcompare_elim.
16747         * tree-pass.h (pass_compare_elim_after_reload): New.
16748         * passes.c (init_optimization_passes): Add it.
16749         * recog.h: Protect against re-inclusion.
16750         * target.def (TARGET_FLAGS_REGNUM): New POD hook.
16751         * doc/invoke.texi (-fcompare-elim): Document it.
16752         * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
16753         * doc/tm.texi: Rebuild.
16754
16755 2011-01-22  Nick Clifton  <nickc@redhat.com>
16756
16757         * config/rx/rx.md (cstoresf4): Pass comparison operator to
16758         rx_split_fp_compare.
16759
16760 2011-01-22  Nick Clifton  <nickc@redhat.com>
16761
16762         * config/rx/rx.md (UNSPEC_CONST): New.
16763         (deallocate_and_return): Wrap the amount popped off the stack in
16764         an UNSPEC_CONST in order to stop it being rejected by
16765         -mmax-constant-size.
16766         (pop_and_return): Add a "(return)" rtx.
16767         (call): Drop the immediate operand.
16768         (call_internal): Likewise.
16769         (call_value): Likewise.
16770         (call_value_internal): Likewise.
16771         (sibcall_internal): Likewise.
16772         (sibcall_value_internal): Likewise.
16773         (sibcall): Likewise.  Generate an explicit call using
16774         sibcall_internal.
16775         (sibcall_value): Likewise.
16776         (mov<>): FAIL if a constant operand is not legitimate.
16777         (addsi3_unpsec): New pattern.
16778
16779         * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
16780         (ok_for_max_constant): New function.
16781         (gen_safe_add): New function.
16782         (rx_expand_prologue): Use gen_safe_add.
16783         (rx_expand_epilogue): Likewise.
16784         (rx_is_legitimate_constant): Use ok_for_max_constant.  Handle
16785         UNSPEC CONSTs.
16786
16787 2011-01-21  Jeff Law  <law@redhat.com>
16788
16789         PR tree-optimization/47053
16790         * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
16791         (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
16792         statements are deleted.
16793         (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP.  If NEED_EH_CLEANUP
16794         is nonempty, then purge dead edges and cleanup the CFG.
16795
16796 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
16797
16798         PR debug/47402
16799         Temporarily revert:
16800         2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
16801         PR debug/47106
16802         * tree-dfa.c (create_var_ann): Mark variable as used.
16803
16804 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
16805
16806         PR middle-end/45566
16807         * except.c (convert_to_eh_region_ranges): Emit queued no-region
16808         notes from other section in hot/cold partitioning even if
16809         last_action is -3.  Increment call_site_base.
16810
16811         PR rtl-optimization/47366
16812         * fwprop.c (forward_propagate_into): Return bool.  If
16813         any changes are made, -fnon-call-exceptions is used and
16814         REG_EH_REGION note is present, call purge_dead_edges
16815         and return true if it purged anything.
16816         (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
16817         any EH edges were purged.
16818
16819 2011-01-21  Jeff Law  <law@redhat.com>
16820
16821         PR rtl-optimization/41619
16822         * caller-save.c (setup_save_areas): Break out code to determine
16823         which hard regs are live across calls by examining the reload chains
16824         so that it is always used.
16825         Eliminate code which checked REG_N_CALLS_CROSSED.
16826
16827 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
16828
16829         PR tree-optimization/47355
16830         * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
16831         NOP has non-debug uses beyond PHIs in new_bb.
16832
16833 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
16834
16835         PR debug/47106
16836         * cfgexpand.c (account_used_vars_for_block): Only account vars
16837         that are annotated as used.
16838         (estimated_stack_frame_size): Don't set TREE_USED.
16839         * tree-dfa.c (create_var_ann): Mark variable as used.
16840
16841 2011-01-21  Richard Guenther  <rguenther@suse.de>
16842
16843         PR middle-end/47395
16844         * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
16845
16846 2011-01-21  Richard Guenther  <rguenther@suse.de>
16847
16848         PR tree-optimization/47365
16849         * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
16850         (vn_reference_lookup_pieces): Adjust.
16851         (vn_reference_lookup): Likewise.
16852         * tree-ssa-sccvn.c (vn_walk_kind): New static global.
16853         (vn_reference_lookup_3): Only look through kills if in
16854         VN_WALKREWRITE mode.
16855         (vn_reference_lookup_pieces): Adjust.
16856         (vn_reference_lookup): Likewise.
16857         (visit_reference_op_load): Likewise.
16858         (visit_reference_op_store): Likewise.
16859         * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
16860         (compute_avail): Likewise.
16861         (eliminate): Likewise.
16862
16863 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
16864
16865         * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
16866         DECL_IGNORED_P non-reg vars if they are used.
16867
16868         PR tree-optimization/47391
16869         * varpool.c (const_value_known_p): Return false if
16870         decl is volatile.
16871
16872 2011-01-21  Kai Tietz  <kai.tietz@onevision.com>
16873
16874         PR bootstrap/47215
16875         * config/i386/i386.c (ix86_local_alignment): Handle
16876         case for va_list_type_node is nil.
16877         (ix86_canonical_va_list_type): Likewise.
16878
16879 2011-01-21  Alan Modra  <amodra@gmail.com>
16880
16881         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
16882         builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
16883
16884 2011-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
16885
16886         * config/arm/arm.md (define_attr type): Rename f_load
16887         and f_store to f_fpa_load and f_fpa_store. Update.
16888         (write_conflict): Deal with rename fallout.
16889         (*push_fp_multi): Likewise.
16890         * config/arm/fpa.md (f_load): Use f_fpa_load.
16891         (f_store): Use f_fpa_store.
16892         (*movsf_fpa): Likewise.
16893         (*movdf_fpa): Likewise.
16894         (*movxf_fpa): Likewise.
16895         (*thumb2_movsf_fpa): Likewise.
16896         (*thumb2_movdf_fpa): Likewise.
16897         (*thumb2_movxf_fpa): Likewise.
16898         * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
16899         f_loadd and f_stored.
16900         (*thumb2_movdi_vfp): Likewise.
16901         (*thumb2_movsf_vfp): Fix attribute to f_loads.
16902         (*thumb2_movsi_vfp): Likewise.
16903         * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
16904         Use f_loads instead of f_load.
16905         * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
16906
16907 2011-01-20  Anatoly Sokolov  <aesok@post.ru>
16908
16909         * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
16910         * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
16911         * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
16912         (xtensa_mode_dependent_address_p): New function.
16913         (constantpool_address_p): Make static. Change return type to bool.
16914         Change argument type to const_rtx. Use CONST_INT_P predicate.
16915
16916 2011-01-20  Alexandre Oliva  <aoliva@redhat.com>
16917
16918         PR debug/46583
16919         * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
16920
16921 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
16922
16923         PR debug/47283
16924         * cfgexpand.c (expand_debug_expr): Instead of generating
16925         (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
16926         etc. handling.
16927
16928 2011-01-20  Richard Guenther  <rguenther@suse.de>
16929
16930         PR middle-end/47370
16931         * tree-inline.c (remap_gimple_op_r): Recurse manually for
16932         the pointer operand of MEM_REFs.
16933
16934 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
16935
16936         PR tree-optimization/46130
16937         * ipa-split.c (consider_split): If return_bb contains non-virtual
16938         PHIs other than for retval or if split_function would not adjust it,
16939         refuse to split.
16940
16941 2011-01-20  Richard Guenther  <rguenther@suse.de>
16942
16943         PR tree-optimization/47167
16944         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
16945         Revert previous change, only avoid enumeral type changes.
16946
16947 2011-01-19  Mike Stump  <mikestump@comcast.net>
16948
16949         * doc/tm.texi.in (BRANCH_COST): Englishify.
16950         * doc/tm.texi (BRANCH_COST): Likewise.
16951
16952 2011-01-19  Dodji Seketeli  <dodji@redhat.com>
16953
16954         PR c++/47291
16955         * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
16956         (gen_scheduled_generic_parms_dies): New functions.
16957         (gen_struct_or_union_type_die): Schedule template parameters DIEs
16958         generation for the end of CU compilation.
16959         (dwarf2out_finish): Generate template parameters DIEs here.
16960
16961 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
16962
16963         PR debug/46240
16964         * tree-into-ssa.c (maybe_register_def): Do not attempt to add
16965         debug bind stmt on merge edges.
16966
16967 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
16968
16969         PR debug/47079
16970         PR debug/46724
16971         * function.c (instantiate_expr): Instantiate incoming rtl of
16972         implicit arguments, and recurse on VALUE_EXPRs.
16973         (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
16974         * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
16975
16976 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
16977
16978         * c-parser.c (c_parser_for_statement): Initialize
16979         collection_expression.
16980
16981 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
16982
16983         * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
16984
16985 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
16986
16987         * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
16988         (LINK_SHLIB_SPEC): Don't use %(link_path).
16989         (SUBTARGET_EXTRA_SPECS): Remove link_path.
16990
16991 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
16992
16993         * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
16994         (NO_SHARED_LIB_SUPPORT): Remove.
16995         (LINK_SHLIB_SPEC): Remove one conditional definition.
16996
16997 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
16998
16999         * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
17000         %{call_shared}.
17001         * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
17002         * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
17003         * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
17004         %{call_shared} and conditionals on these options not being passed.
17005         * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
17006         %{call_shared}.
17007
17008 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
17009
17010         * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
17011         simplify.
17012
17013         * ipa-split.c: Spelling fixes.
17014
17015 2011-01-19  Richard Henderson  <rth@redhat.com>
17016
17017         * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
17018         (*mulsi3): Likewise.
17019
17020         * longlong.h [__mn10300__] (count_leading_zeros): New.
17021         [__mn10300__] (umul_ppmm, smul_ppmm): New.
17022         [__mn10300__] (add_ssaaaa, subddmmss): New.
17023         [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
17024         [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
17025
17026 2011-01-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
17027
17028         * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
17029
17030 2011-01-19  Richard Henderson  <rth@redhat.com>
17031
17032         * config/mn10300/mn10300.md (addsi3_flags): New.
17033         (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
17034         (subsi3_flags, subc_internal, subdi3): New.
17035         (subdi3_internal, *subdi3_degenerate): New.
17036         * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
17037
17038         * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
17039         (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
17040         (mn10300_expand_epilogue): Use it.  Compute REG_SAVE_BYTES once.
17041         * config/mn10300/mn10300-protos.h: Update.
17042         * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
17043         (return_ret): Likewise.  Rename from return_internal_regs.
17044         (return_internal): Remove.
17045
17046         * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
17047         (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
17048         (mn10300_legitimate_constant_p): Likewise.
17049         (mn10300_can_use_return_insn): Use mn10300_initial_offset.
17050         (mn10300_frame_size): New.
17051         (mn10300_expand_prologue): Use it.
17052         (mn10300_expand_epilogue): Likewise.
17053         (mn10300_initial_offset): Likewise.
17054         * config/mn10300/mn10300-protos.h: Update.
17055         * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
17056         * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
17057         (prologue, epilogue, return_internal): Tidy output code.
17058         (mn10300_store_multiple_operation, return): Likewise.
17059         (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
17060         (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
17061         (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
17062         (load_pic, am33_load_pic): New.
17063         (mn10300_load_pic0, mn10300_load_pic1): New.
17064
17065         * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
17066         * config/mn10300/mn10300.c (CC_FLAG_Z): New.
17067         (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
17068         (cc_flags_for_mode, cc_flags_for_code): New.
17069         (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
17070         overflow flag is not valid.  Validate that the flags we need
17071         for the comparison are valid.
17072         (mn10300_output_cmp): Remove.
17073         (mn10300_output_add): New.
17074         (mn10300_select_cc_mode): Use cc_flags_for_code.
17075         (mn10300_split_cbranch): New.
17076         (mn10300_match_ccmode): New.
17077         (mn10300_split_and_operand_count): New.
17078         * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
17079         to the function.
17080         * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
17081         (addsi3): ... here.  Use mn10300_output_add.
17082         (*addsi3_flags): New.
17083         (*am33_subsi3, *mn10300_subsi3): Merge...
17084         (subsi3): ... here.  Use attribute isa.
17085         (*subsi3_flags): New.
17086         (negsi2): Rewrite from expander to insn_and_split.  Use NOT+INC
17087         when possible.
17088         (*am33_andsi3, *mn10300_andsi3): Merge...
17089         (andsi3): ... here.
17090         (*andsi3_flags): New.
17091         (andsi3 splitters): New.
17092         (*am33_iorsi3, *mn10300_iorsi3): Merge...
17093         (iorsi3): ... here.
17094         (*iorsi3_flags): New.
17095         (*am33_xorsi3, *mn10300_xorsi3): Merge...
17096         (xorsi3): ... here.
17097         (*xorsi3_flags): New.
17098         (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
17099         (one_cmplsi2): ... here.
17100         (*one_cmplsi2_flags): New.
17101         (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload.  Use "r"
17102         instead of "dax" in constraints.  Use mn10300_split_cbranch.
17103         (*cmpsi): Rename from cmpsi.  Do not use mn10300_output_cmp.  Do not
17104         use matching constraints to eliminate a self-comparison.
17105         (*integer_conditional_branch): Rename from integer_conditional_branch.
17106         Use int_mode_flags to match CC_REG.
17107         (*cbranchsi4_btst, *btstsi): New.
17108         (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload.  Use
17109         mn10300_split_cbranch.
17110         (*am33_cmpsf): Rename from am33_cmpsf.
17111         (*float_conditional_branch): Rename from float_conditional_branch.
17112         (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
17113         (zero_extendqisi2): ... here.
17114         (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
17115         (zero_extendhisi2): ... here.
17116         (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
17117         (extendqisi2): ... here.
17118         (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
17119         (extendhisi2): ... here.
17120         (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
17121         (ashlsi3): ... here.
17122         (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
17123         (lshrsi3): ... here.
17124         (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
17125         (ashrsi3): ... here.
17126         (consecutive add peephole): Remove.
17127         * config/mn10300/predicates.md (label_ref_operand): New.
17128         (int_mode_flags): New.
17129         (CCZN_comparison_operator): New.
17130
17131         * config/mn10300/mn10300.md (UNSPEC_EXT): New.
17132         (throughput_42_latency_43): New reservation.
17133         (mulsidi3, umulsidi3): New expanders.
17134         (mulsidi3_internal): Rewrite from old mulsidi3 pattern.  Expose
17135         the MDR register to allocation; separately allocate the low and
17136         high parts of the DImode result.
17137         (umulsidi3_internal): Similarly.
17138         (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
17139         (*mulsi3): ... here.  Clobber MDR as a scratch as necessary.
17140         (udivsi3, umodsi3): Remove.
17141         (udivmodsi4, divmodsi4): New expanders.
17142         (*udivmodsi4): Rename from udivmodsi4.  Expose MDR properly.
17143         (*divmodsi4): Simiarly.
17144         (ext_internal): New.
17145
17146         * config/mn10300/constraints.md ("z"): New constraint.
17147         * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
17148         (FIXED_REGISTERS): Don't fix MDR.
17149         (CALL_USED_REGSITERS): Reformat nicely.
17150         (REG_ALLOC_ORDER): Add MDR.
17151         (enum regclass): Add MDR_REGS.
17152         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
17153         (IRA_COVER_CLASSES): Add MDR_REGS.
17154         (REGNO_REG_CLASS): Handle MDR_REG.
17155         * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
17156         (mn10300_register_move_cost): Likewise.
17157         * config/mn10300/mn10300.md (MDR_REG): New.
17158         (*movsi_internal): Handle moves to/from MDR_REGS.
17159
17160         * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
17161         POST_MODIFY.
17162         (mn10300_secondary_reload): Tidy combination reload classes.
17163         (mn10300_legitimate_address_p): Allow post-modify and reg+reg
17164         addresses for AM33.  Allow symbolic offsets for reg+imm.
17165         (mn10300_regno_in_class_p): New.
17166         (mn10300_legitimize_reload_address): New.
17167         * config/mn10300/mn10300.h (enum reg_class): Remove
17168         DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
17169         SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS.  Add
17170         SP_OR_GENERAL_REGS.
17171         (REG_CLASS_NAMES): Update to match.
17172         (REG_CLASS_CONTENTS): Likewise.
17173         (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
17174         (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
17175         (REGNO_IN_RANGE_P): Remove.
17176         (REGNO_DATA_P): Use mn10300_regno_in_class_p.
17177         (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
17178         (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
17179         (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
17180         (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
17181         (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
17182         (REGNO_GENERAL_P): New.
17183         (HAVE_POST_MODIFY_DISP): New.
17184         (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
17185         (LEGITIMIZE_RELOAD_ADDRESS): New.
17186         * config/mn10300/mn10300-protos.h: Update.
17187
17188         * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
17189         DATA_REGS for AM33 stack-pointer destination.
17190         (mn10300_preferred_output_reload_class): Likewise.
17191         (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
17192         into a form appropriate for ...
17193         (TARGET_SECONDARY_RELOAD): New.
17194         * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
17195         * config/mn10300/mn10300-protos.h: Update.
17196         * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
17197         reload_insi; use the "A" constraint for the scratch; handle AM33
17198         moves of sp to non-address registers.
17199
17200         * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
17201         (*movqi_internal): ... here.
17202         (*am33_movhi, *mn10300_movhi): Merge into...
17203         (*movhi_internal): ... here.
17204         (*movsi_internal): Use "r" instead of "dax" in constraints.  Use "A"
17205         as the source/destination of moves from/to SP.
17206         (movsf): Only allow for AM33-2.
17207         (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
17208         any integer constant constraint.  Only allow for AM33-2.  Tidy
17209         all of the alternative outputs.
17210         (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
17211         (udivmodsi4): Delete expander and promote *udivmodsi4.  Disallow
17212         for MN103.
17213         (udivsi3, umodsi3): New patterns for MN103 only.
17214
17215 2011-01-19  Joern Rennecke  <amylaar@spamcop.net>
17216
17217         * doc/tm.texi.in: Spell out that a lack of register class unions
17218         can lead to ICEs.
17219         * doc/tm.texi: Regenerate.
17220
17221 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
17222
17223         PR rtl-optimization/47337
17224         * dce.c (check_argument_store): New function.
17225         (find_call_stack_args): Ignore debug insns.  Use check_argument_store.
17226
17227         PR tree-optimization/47290
17228         * tree-eh.c (infinite_empty_loop_p): New function.
17229         (cleanup_empty_eh): Use it.
17230
17231 2011-01-18  Steve Ellcey  <sje@cup.hp.com>
17232
17233         PR target/46997
17234         * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
17235         (a64_expand_widen_sum): Ditto.
17236         * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
17237         (vec_extract_evenodd_help): Ditto.
17238         (vec_extract_evenv4hi): Ditto.
17239         (vec_extract_oddv4hi): Ditto.
17240         (vec_extract_evenv2si): Ditto.
17241         (vec_extract_oddv2si): Ditto.
17242         (vec_extract_evenv2sf): Ditto.
17243         (vec_extract_oddv2sf): Ditto.
17244         (vec_pack_trunc_v4hi: Ditto.
17245         (vec_pack_trunc_v2si): Ditto.
17246         (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
17247         (vec_interleave_highv8qi): Ditto.
17248         (mix1_r): Ditto.
17249         (vec_extract_oddv8qi): Ditto.
17250         (vec_interleave_lowv4hi): Ditto.
17251         (vec_interleave_highv4hi): Ditto.
17252         (vec_interleave_lowv2si): Ditto.
17253         (vec_interleave_highv2si): Ditto.
17254
17255 2011-01-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
17256
17257         * doc/extend.texi: Mention __float128 support on hppa HP-UX.
17258         * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
17259         * config/pa/pa.c (pa_expand_builtin): New.  Include "langhooks.h".
17260         (pa_c_mode_for_suffix): New.
17261         (TARGET_EXPAND_BUILTIN): Define.
17262         (TARGET_C_MODE_FOR_SUFFIX): Define.
17263         (pa_builtins): Define.
17264         (pa_init_builtins): Register __float128 type and init new support
17265         builtins.
17266         * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
17267         * config/pa/quadlib.c (_U_Qfcopysign): New.
17268
17269 2011-01-18  Eric Botcazou  <ebotcazou@adacore.com>
17270
17271         PR middle-end/46894
17272         * explow.c (allocate_dynamic_stack_space): Do not assume more than
17273         BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
17274         are defined.
17275
17276 2011-01-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
17277
17278         PR tree-optimization/47179
17279         * config/spu/spu.c (spu_ref_may_alias_errno): New function.
17280         (TARGET_REF_MAY_ALIAS_ERRNO): Define.
17281
17282 2011-01-18  Richard Guenther  <rguenther@suse.de>
17283
17284         PR rtl-optimization/47216
17285         * emit-rtl.c: Include tree-flow.h.
17286         (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
17287         of replicating it with different semantics.
17288         * Makefile.in (emit-rtl.o): Adjust.
17289
17290 2011-01-18  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
17291
17292         * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
17293         (cortex_a9_dp): Handle neon types correctly.
17294
17295 2011-01-18  Jakub Jelinek  <jakub@redhat.com>
17296
17297         PR rtl-optimization/47299
17298         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
17299         subtarget.  Use normal multiplication if both operands are constants.
17300         * expmed.c (expand_widening_mult): Don't try to optimize constant
17301         multiplication if op0 has VOIDmode.  Convert op1 constant to mode
17302         before using it.
17303
17304 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
17305
17306         * doc/lto.texi (LTO): Ensure two spaces after period.  Fix
17307         spacing after 'e.g.', typos, comma, hyphenation.
17308
17309 2011-01-17  Richard Henderson  <rth@redhat.com>
17310
17311         * config/rx/predicates.md (rx_constshift_operand): Use match_test.
17312         (rx_restricted_mem_operand): New.
17313         (rx_shift_operand): Use register_operand.
17314         (rx_source_operand, rx_compare_operand): Likewise.
17315         * config/rx/rx.md (addsi3_flags): New expander.
17316         (adddi3): Rewrite as expander.
17317         (adc_internal, *adc_flags, adddi3_internal): New patterns.
17318         (subsi3_flags): New expander.
17319         (subdi3): Rewrite as expander.
17320         (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
17321
17322         * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
17323         (rx_init_builtins): Remove sat builtin.
17324         (rx_expand_builtin): Likewise.
17325         * config/rx/rx.md (ssaddsi3): New.
17326         (*sat): Rename from sat.  Represent the CC_REG input.
17327
17328         * config/rx/predicates.md (rshift_operator): New.
17329         * config/rx/rx.c (rx_expand_insv): Remove.
17330         * config/rx/rx-protos.h: Update.
17331         * config/rx/rx.md (*bitset): Rename from bitset.  Swap the ashift
17332         operand to the canonical position.
17333         (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
17334         (*bitclr, *bitclr_in_memory): Similarly.
17335         (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
17336         (insv): Retain the zero_extract in the expansion.
17337
17338         * config/rx/rx.md (bswapsi2): Use = not + for output reload.
17339         (bswaphi2, bitinvert, revw): Likewise.
17340
17341         * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
17342         (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
17343         * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
17344         (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
17345         (bitset, bitset_in_memory): Likewise.
17346         (bitinvert, bitinvert_in_memory): Likewise.
17347         (bitclr, bitclr_in_memory): Likewise.
17348         (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
17349         (rx_strend, rx_cmpstrn): Likewise.
17350         (rx_setmem): Likewise.  Make the source BLKmode to match the dest.
17351         (bitop peep2 patterns): Remove.
17352
17353         * config/rx/rx.c (rx_match_ccmode): New.
17354         * config/rx/rx-protos.h: Update.
17355         * config/rx/rx.md (abssi2): Clobber, don't set flags.
17356         (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
17357         (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
17358         (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
17359         (fix_truncsfsi2, floatsisf2): Likewise.
17360         (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
17361         (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
17362         (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
17363         (*subsi3_flags, *xorsi3_flags): New.
17364
17365         * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
17366
17367         * config/rx/rx.c (rx_print_operand): Remove workaround for
17368         unsplit comparison operations.
17369
17370         * config/rx/rx.md (movsicc): Split after reload.
17371         (*movsicc): Merge *movsieq and *movsine via match_operator.
17372         (*stcc): New pattern.
17373
17374         * config/rx/rx.c (rx_float_compare_mode): Remove.
17375         * config/rx/rx.h (rx_float_compare_mode): Remove.
17376         * config/rx/rx.md (cstoresi4): Split after reload.
17377         (*sccc): New pattern.
17378
17379         * config/rx/predicates.md (label_ref_operand): New.
17380         (rx_z_comparison_operator): New.
17381         (rx_zs_comparison_operator): New.
17382         (rx_fp_comparison_operator): New.
17383         * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
17384         Validate that the flags are set properly for the comparison.
17385         (rx_gen_cond_branch_template): Remove.
17386         (rx_cc_modes_compatible): Remove.
17387         (mode_from_flags): New.
17388         (flags_from_code): Rename from flags_needed_for_conditional.
17389         (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
17390         (rx_select_cc_mode): Likewise.
17391         (rx_split_fp_compare): New.
17392         (rx_split_cbranch): New.
17393         * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
17394         (*cbranchsi4): Use match_operator and rx_split_cbranch.
17395         (*cbranchsf4): Similarly.
17396         (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>.  Use
17397         match_operator and rx_split_cbranch.
17398         (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
17399         tstbranchsi4m_ne.  Use match_operator and rx_split_cbranch.
17400         (*cmpsi): Rename from cmpsi.
17401         (*tstsi): Rename from tstsi.
17402         (*cmpsf): Rename from cmpsf; use CC_Fmode.
17403         (*conditional_branch): Rename from conditional_branch.
17404         (*reveresed_conditional_branch): Remove.
17405         (b<code>): Remove expander.
17406         * config/rx/rx-protos.h: Update.
17407
17408         * config/rx/rx.c (rx_compare_redundant): Remove.
17409         * config/rx/rx.md (cmpsi): Don't use it.
17410         * config/rx/rx-protos.h: Update.
17411
17412         * config/rx/rx-modes.def (CC_F): New mode.
17413         * config/rx/rx.c (rx_select_cc_mode): New.
17414         * config/rx/rx.h (SELECT_CC_MODE): Use it.
17415         * config/rx/rx-protos.h: Update.
17416
17417 2011-01-17  Richard Henderson  <rth@redhat.com>
17418
17419         * except.c (dump_eh_tree): Fix stray ; after for statement.
17420
17421 2011-01-17  Richard Guenther  <rguenther@suse.de>
17422
17423         PR tree-optimization/47313
17424         * tree-inline.c (tree_function_versioning): Move DECL_RESULT
17425         handling before copying the body.  Properly deal with
17426         by-reference result in SSA form.
17427
17428 2011-01-17  Ian Lance Taylor  <iant@google.com>
17429
17430         PR target/47219
17431         * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
17432         (struct_value_alias_set): Don't define.
17433         (sparc_option_override): Don't set sparc_sr_alias_set and
17434         struct_value_alias_set.
17435         (save_or_restore_regs): Use gen_frame_mem rather than calling
17436         set_mem_alias_set.
17437         (sparc_struct_value_rtx): Likewise.
17438
17439 2011-01-17  H.J. Lu  <hongjiu.lu@intel.com>
17440
17441         PR target/47318
17442         * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to __m128i.
17443         (_mm_maskstore_pd): Likewise.
17444         (_mm_maskload_ps): Likewise.
17445         (_mm_maskstore_ps): Likewise.
17446         (_mm256_maskload_pd): Change mask to __m256i.
17447         (_mm256_maskstore_pd): Likewise.
17448         (_mm256_maskload_ps): Likewise.
17449         (_mm256_maskstore_ps): Likewise.
17450
17451         * config/i386/i386-builtin-types.def: Updated.
17452         (ix86_expand_special_args_builtin): Likewise.
17453
17454         * config/i386/i386.c (bdesc_special_args): Update
17455         __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
17456         __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
17457         __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
17458         __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
17459
17460         * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
17461         Use <avxpermvecmode> on mask register.
17462         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
17463
17464 2011-01-17  Olivier Hainque  <hainque@adacore.com>
17465             Michael Haubenwallner  <michael.haubenwallner@salomon.at>
17466             Eric Botcazou  <ebotcazou@adacore.com>
17467
17468         PR target/46655
17469         * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
17470         if <= USHRT_MAX in 32-bit mode.
17471
17472 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
17473
17474         * doc/install.texi (Configuration, Specific): Wrap long
17475         lines in examples.  Allow line wrapping in long options
17476         and URLs where beneficial for PDF output.
17477
17478 2011-01-16  Richard Sandiford  <rdsandiford@googlemail.com>
17479
17480         * config/mips/mips.c (mips_classify_symbol): Don't return
17481         SYMBOL_PC_RELATIVE for nonlocal labels.
17482
17483 2011-01-15  Eric Botcazou  <ebotcazou@adacore.com>
17484
17485         * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
17486
17487 2011-01-15  Jan Hubicka  <jh@suse.cz>
17488
17489         PR tree-optimization/47276
17490         * ipa.c (function_and_variable_visibility): Do not try to mark alias
17491         declarations as needed.
17492
17493 2011-01-15  Martin Jambor  <mjambor@suse.cz>
17494
17495         * common.opt (fdevirtualize): New flag.
17496         * doc/invoke.texi (Option Summary): Document it.
17497         * opts.c (default_options_table): Add devirtualize flag.
17498         * ipa-prop.c (detect_type_change): Return immediately if
17499         devirtualize flag is not set.
17500         (detect_type_change_ssa): Likewise.
17501         (compute_known_type_jump_func): Likewise.
17502         (ipa_analyze_virtual_call_uses): Likewise.
17503
17504 2011-01-14  Martin Jambor  <mjambor@suse.cz>
17505
17506         PR tree-optimization/45934
17507         PR tree-optimization/46302
17508         * ipa-prop.c (type_change_info): New type.
17509         (stmt_may_be_vtbl_ptr_store): New function.
17510         (check_stmt_for_type_change): Likewise.
17511         (detect_type_change): Likewise.
17512         (detect_type_change_ssa): Likewise.
17513         (compute_complex_assign_jump_func): Check for dynamic type change.
17514         (compute_complex_ancestor_jump_func): Likewise.
17515         (compute_known_type_jump_func): Likewise.
17516         (compute_scalar_jump_functions): Likewise.
17517         (ipa_analyze_virtual_call_uses): Likewise.
17518         (ipa_analyze_node): Push and pop cfun, set current_function_decl.
17519
17520 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17521
17522         * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
17523         * config/i386/i386.opt (msse5): New Alias.
17524
17525 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17526
17527         * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
17528         * config/sparc/linux64.h (CC1_SPEC): Likewise.
17529         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
17530         * config/sparc/sparc.h (CC1_SPEC): Likewise.
17531
17532 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17533
17534         * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
17535         -mcpu options.
17536         * config/sparc/linux64.h (CC1_SPEC): Likewise.
17537         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
17538         * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
17539         * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
17540         Likewise.
17541         * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
17542
17543 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17544
17545         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
17546
17547 2011-01-14  Mike Stump  <mikestump@comcast.net>
17548
17549         * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
17550         * config/fr30/fr30.md: Likweise
17551         (movsi_push): Likewise.
17552         (movsi_pop): Likewise.
17553         (enter_func): Likewise.
17554         * config/moxie/moxie.md (movsi_push): Likewise.
17555         (movsi_pop): Likewise.
17556
17557 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17558
17559         * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
17560         %{no_archive} %{exact_version}.
17561         * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
17562         * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
17563         %{no_archive} %{exact_version}.
17564         * config/mips/openbsd.h (LINK_SPEC): Likewise.
17565         * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
17566         * config/mips/vxworks.h: Likewise.
17567
17568 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17569
17570         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
17571
17572 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17573
17574         * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
17575         ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
17576
17577 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17578
17579         * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
17580         -nodefaultlib.
17581
17582 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17583
17584         * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
17585         for mcpu not cpu.
17586         * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
17587         CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
17588         not cpu.
17589         (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
17590         Don't handle -shlib.
17591
17592 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17593
17594         * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
17595         (CC1_SPEC): Don't handle -profile.
17596
17597 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17598
17599         * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
17600         * config/mips/mips.h (CC1_SPEC): Likewise.
17601
17602 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17603
17604         * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
17605         * config/mips/mips.h (CC1_SPEC): Likewise.
17606
17607 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17608
17609         * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
17610         * config/m32r/linux.h (LINK_SPEC): Likewise.
17611         * config/mips/linux.h (LINK_SPEC): Likewise.
17612         * config/mips/linux64.h (LINK_SPEC): Likewise.
17613         * config/sparc/linux.h (LINK_SPEC): Likewise.
17614         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
17615         LINK_SPEC): Likewise.
17616         * config/xtensa/linux.h (LINK_SPEC): Likewise.
17617
17618 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17619
17620         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
17621         %{version:-v}.
17622         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
17623
17624 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17625
17626         * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
17627         * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
17628
17629 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
17630
17631         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
17632
17633 2011-01-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
17634
17635         * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
17636         supports -Bstatic/-Bdynamic.
17637         * configure: Regenerate.
17638
17639 2011-01-14  Jan Hubicka  <jh@suse.cz>
17640             Jack Howarth  <howarth@bromo.med.uc.edu>
17641
17642         PR target/46037
17643         * config/darwin.c (darwin_override_options): Honor flag_gtoggle
17644         when checking debug_info_level. Test write_symbols instead of
17645         debug_hooks->var_location when setting flag_var_tracking_uninit.
17646
17647 2011-01-14  Richard Guenther  <rguenther@suse.de>
17648
17649         PR tree-optimization/47179
17650         * target.def (ref_may_alias_errno): New target hook.
17651         * targhooks.h (default_ref_may_alias_errno): Declare.
17652         * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
17653         (default_ref_may_alias_errno): New function.
17654         * target.h (struct ao_ref_s): Declare.
17655         * tree-ssa-alias.c: Include target.h.
17656         (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
17657         * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
17658         (targhooks.o): Likewise.
17659         * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
17660         * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
17661
17662 2011-01-14  Richard Guenther  <rguenther@suse.de>
17663
17664         * tree-ssa-structalias.c  (new_var_info): Use DECL_HARD_REGISTER.
17665
17666 2011-01-14  Richard Guenther  <rguenther@suse.de>
17667
17668         PR tree-optimization/47280
17669         * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
17670         return CFG changes.
17671         (tree_ssa_forward_propagate_single_use_vars): Deal with
17672         CFG changes from associate_plusminus.
17673
17674 2011-01-14  Richard Guenther  <rguenther@suse.de>
17675
17676         PR middle-end/47281
17677         Revert
17678         2011-01-11  Richard Guenther  <rguenther@suse.de>
17679
17680         PR tree-optimization/46076
17681         * tree-ssa.c (useless_type_conversion_p): Conversions from
17682         unprototyped to empty argument list function types are useless.
17683
17684 2011-01-14  Richard Guenther  <rguenther@suse.de>
17685
17686         PR tree-optimization/47286
17687         * tree-ssa-structalias.c (new_var_info): Register variables are global.
17688
17689 2011-01-14  Martin Jambor  <mjambor@suse.cz>
17690
17691         PR middle-end/46823
17692         * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
17693
17694 2011-01-13  Anatoly Sokolov  <aesok@post.ru>
17695
17696         * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
17697         LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
17698         * config/xtensa/xtensa.c (xtensa_libcall_value,
17699         xtensa_function_value_regno_p): New functions.
17700         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
17701
17702 2011-01-13  Kai Tietz  <kai.tietz@onevision.com>
17703
17704         PR c++/47213
17705         * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
17706         PE specific hook.
17707         * config/i386/i386-protos.h (i386_pe_assemble_visibility):
17708         New function prototype.
17709         * config/i386/winnt.c (i386_pe_assemble_visibility):
17710         Warn only if attribute was specified by user.
17711
17712 2011-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
17713
17714         PR target/47251
17715         * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
17716         floating point.
17717         (floatunsdidf2_fcfidu): Ditto.
17718
17719 2011-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
17720
17721         * config/s390/s390.c (print_operand_address): Replace 'error' with
17722         'output_operand_lossage'.
17723         (print_operand): Likewise.
17724
17725 2011-01-13  Jeff Law  <law@redhat.com>
17726
17727         PR rtl-optimization/39077
17728         * doc/invoke.texi (max-gcse-insertion-ratio): Document.
17729         * params.h (MAX_GCSE_INSERTION_RATIO): Define.
17730         * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
17731         * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
17732         * gcse.c (prune_insertions_deletions): New function.
17733         (compute_pre_data): Use it.
17734
17735 2011-01-13  Dodji Seketeli  <dodji@redhat.com>
17736
17737         PR debug/PR46973
17738         * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
17739         static function.
17740         (prune_unused_types_mark): Use it.
17741
17742 2011-01-13  Andrey Belevantsev  <abel@ispras.ru>
17743
17744         PR rtl-optimization/45352
17745         * sel-sched.c: Update copyright years.
17746         (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
17747         in the advancing loop when we have issued issue_rate insns.
17748
17749 2011-01-12  Richard Henderson  <rth@redhat.com>
17750
17751         * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
17752         (TARGET_MD_ASM_CLOBBERS): New.
17753
17754         * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
17755         (TARGET_DELEGITIMIZE_ADDRESS): New.
17756
17757         * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
17758         (clzsi2, *bsch): New patterns.
17759
17760         * config/mn10300/mn10300.md (INT): New mode iterator.
17761         (*mov<INT>_clr): New pattern, and peep2 to generate it.
17762
17763         * config/mn10300/mn10300.c (mn10300_option_override): Force enable
17764         flag_split_wide_types.
17765
17766         * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
17767         (mn10300_trampoline_init): Rewrite without a template, an immediate
17768         load and a direct branch.
17769         * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
17770
17771 2011-01-12  Anatoly Sokolov  <aesok@post.ru>
17772
17773         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
17774         * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
17775         * config/s390/s390.c (s390_output_addr_const_extra): Make static.
17776         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
17777
17778 2011-01-12  Kai Tietz  <kai.tietz@onevision.com>
17779
17780         PR debug/47209
17781         * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
17782         of type.
17783
17784 2011-01-12  Jan Hubicka  <jh@suse.cz>
17785
17786         PR driver/47244
17787         * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
17788         (PLUGIN_COND_CLOSE): New macro.
17789         (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
17790
17791 2011-01-12  Richard Guenther  <rguenther@suse.de>
17792
17793         PR lto/47259
17794         * lto-streamer-out.c (output_gimple_stmt): Do not wrap
17795         register variables in a MEM_REF.
17796
17797 2011-01-12  Joseph Myers  <joseph@codesourcery.com>
17798
17799         * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
17800         crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
17801         hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
17802         i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
17803         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
17804         x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
17805         ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
17806         m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
17807         mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
17808         s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
17809         sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
17810         am33_2.0-*-linux*): Use gnu-user.h before linux.h.
17811         * config/gnu-user.h: New.  Copied from linux.h.
17812         (LINUX_TARGET_STARTFILE_SPEC): Rename to
17813         GNU_USER_TARGET_STARTFILE_SPEC.
17814         (LINUX_TARGET_ENDFILE_SPEC): Rename to
17815         GNU_USER_TARGET_ENDFILE_SPEC.
17816         (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
17817         (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
17818         (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
17819         LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
17820         CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
17821         UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
17822         BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
17823         BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
17824         LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
17825         TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
17826         * config/arm/linux-eabi.h (CC1_SPEC): Use
17827         GNU_USER_TARGET_CC1_SPEC.
17828         (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
17829         (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
17830         (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
17831         * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
17832         LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
17833         LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
17834         CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
17835         LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
17836
17837 2011-01-12  Richard Guenther  <rguenther@suse.de>
17838
17839         PR other/46946
17840         * doc/invoke.texi (ffast-math): Document it is turned on
17841         with -Ofast.
17842
17843 2011-01-12  Jan Hubicka  <jh@suse.cz>
17844
17845         PR tree-optimization/47233
17846         * opts.c (common_handle_option): Disable ipa-reference with profile
17847         feedback.
17848
17849 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
17850
17851         * c-parser.c (c_parser_objc_at_property_declaration): Improved
17852         error message.
17853
17854 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
17855
17856         * c-parser.c (c_lex_one_token): Updated and reindented some
17857         comments.  No changes in code.
17858
17859 2011-01-11  Ian Lance Taylor  <iant@google.com>
17860
17861         * godump.c (go_output_var): Don't output the variable if there is
17862         already a type with the same name.
17863
17864 2011-01-11  Ian Lance Taylor  <iant@google.com>
17865
17866         * godump.c (go_format_type): Don't generate float80.
17867
17868 2011-01-11  Richard Henderson  <rth@redhat.com>
17869
17870         * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
17871         declaration.  Rewrite for both speed and size.
17872         (mn10300_address_cost_1): Remove.
17873         (mn10300_register_move_cost): New.
17874         (mn10300_memory_move_cost): New.
17875         (mn10300_rtx_costs): Rewrite for both speed and size.  Don't handle
17876         ZERO_EXTRACT.  Do handle UNSPEC, arithmetic, logicals, compare,
17877         extensions, shifts, BSWAP, CLZ.
17878         (mn10300_wide_const_load_uses_clr): Remove.
17879         (TARGET_REGISTER_MOVE_COST): New.
17880         (TARGET_MEMORY_MOVE_COST): New.
17881         * config/mn10300/mn10300-protos.h: Update.
17882         * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
17883
17884         * config/mn10300/constraints.md ("R", "T"): Remove constraints.
17885         * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
17886         * config/mn10300/mn10300-protos.h: Update.
17887         * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
17888         (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
17889         (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
17890         (*test_int_bitfield, *test_byte_bitfield): Remove.
17891         (*bit_test, *subreg_bit_test): Remove.
17892         * config/mn10300/predicates.md (const_8bit_operand): Remove.
17893
17894         * config/mn10300/constraints.md ("c"): Rename from "A".
17895         ("A", "D"): New constraint letters.
17896         * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
17897         (fmssf4, fnmasf4, fnmssf4): Likewise.
17898
17899         * config/mn10300/mn10300.md (isa): New attribute.
17900         (enabled): New attribute.
17901
17902         * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
17903         (abssf2, negsf2): Define only for hardware fp.
17904         (sqrtsf2): Reformat.
17905         (addsf3, subsf3, mulsf3): Merge expander and insn.
17906
17907         * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
17908         (DEBUGGER_AUTO_OFFSET): Remove.
17909         (DEBUGGER_ARG_OFFSET): Remove.
17910
17911         * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
17912         Emit register stores with the same offsets as the hardware.
17913         (mn10300_store_multiple_operation): Don't check that the register
17914         save offsets are monotonic.
17915         * config/mn10300/mn10300-protos.h: Update.
17916
17917         * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
17918
17919         * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
17920         in terms of the value on the stack, not the MDR register.
17921
17922 2011-01-11  Jan Hubicka  <jh@suse.cz>
17923
17924         PR lto/45721
17925         PR lto/45375
17926         * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
17927         (symbol_alias_set_destroy, symbol_alias_set_contains,
17928         propagate_aliases_backward): Declare.
17929         * lto-streamer-out.c (struct sets): New sturcture.
17930         (trivally_defined_alias): New function.
17931         (output_alias_pair_p): Rewrite.
17932         (output_unreferenced_globals): Fix output of alias pairs.
17933         (produce_symtab): Likewise.
17934         * ipa.c (function_and_variable_visibility): Set weak alias destination
17935         as needed in lto.
17936         * varasm.c (symbol_alias_set_t): Remove.
17937         (symbol_alias_set_destroy): Export.
17938         (propagate_aliases_forward, propagate_aliases_backward): New functions
17939         based on ...
17940         (compute_visible_aliases): ... this one; remove.
17941         (trivially_visible_alias): New
17942         (trivially_defined_alias): New.
17943         (remove_unreachable_alias_pairs): Rewrite.
17944         (finish_aliases_1): Reorganize code checking if alias is defined.
17945         * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
17946         in LTO mode.
17947
17948 2011-01-11  Richard Guenther  <rguenther@suse.de>
17949
17950         PR tree-optimization/46076
17951         * tree-ssa.c (useless_type_conversion_p): Conversions from
17952         unprototyped to empty argument list function types are useless.
17953
17954 2011-01-11  Richard Guenther  <rguenther@suse.de>
17955
17956         PR middle-end/45235
17957         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
17958         volatile MEMs as MEM_READONLY_P.
17959
17960 2011-01-11  Richard Guenther  <rguenther@suse.de>
17961
17962         PR tree-optimization/47239
17963         * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
17964
17965 2011-01-11  Jeff Law  <law@redhat.com>
17966
17967         PR tree-optimization/47086
17968         * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
17969         IVs from statements that might throw.
17970
17971 2011-01-10  Jan Hubicka  <jh@suse.cz>
17972
17973         PR lto/45375
17974         * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
17975
17976 2011-01-10  Jan Hubicka  <jh@suse.cz>
17977
17978         PR lto/45375
17979         * profile.c (read_profile_edge_counts): Ignore profile inconistency
17980         when correcting profile.
17981
17982 2011-01-10  Jan Hubicka  <jh@suse.cz>
17983
17984         PR lto/46083
17985         * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
17986         DECL_FINI_PRIORITY.
17987         * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
17988         Restore DECL_FINI_PRIORITY.
17989
17990 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
17991
17992         * doc/gimple.texi: Fix quoting of multi-word return values in
17993         @deftypefn statements.  Ensure presence of return value.  Wrap
17994         overlong @deftypefn lines.
17995         (is_gimple_operand, is_gimple_min_invariant_address): Remove
17996         descriptions of removed functions.
17997         * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
17998         of multi-word return value in @deftypefn statement.
17999
18000 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
18001
18002         * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
18003         (Conditional Expressions, Logical Operators)
18004         (Statement and operand traversals): Do not indent smallexample
18005         code.  Fix duplicate function argument in example.
18006
18007 2011-01-10  Jeff Law  <law@redhat.com>
18008
18009         PR tree-optimization/47141
18010         * ipa-split.c (split_function): Handle case where we are
18011         returning a value and the return block has a virtual operand phi.
18012
18013 2011-01-10  Jan Hubicka  <jh@suse.cz>
18014
18015         PR tree-optimization/47234
18016         * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
18017         (pass_feedback_split_functions): Declare.
18018         * passes.c (init_optimization_passes): Add ipa-split as subpass of
18019         tree-profile.
18020         * ipa-split.c (gate_split_functions): Update comments; disable
18021         split-functions for profile_arc_flag and branch_probabilities.
18022         (gate_feedback_split_functions): New function.
18023         (execute_feedback_split_functions): New function.
18024         (pass_feedback_split_functions): New global var.
18025
18026 2011-01-10  H.J. Lu  <hongjiu.lu@intel.com>
18027
18028         PR lto/46760
18029         * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
18030         calling gimple_call_set_cannot_inline.
18031
18032 2011-01-10  Iain Sandoe  <iains@gcc.gnu.org>
18033
18034         * config/darwin-sections.def: Remove unused section.
18035
18036 2011-01-10  Dave Korn  <dave.korn.cygwin@gmail.com>
18037
18038         PR c++/47218
18039         * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
18040
18041 2011-01-09  Nicola Pero  <nicola.pero@meta-innovation.com>
18042
18043         PR objc/47232
18044         * c-parser.c (c_parser_declaration_or_fndef): Improved
18045         error message.
18046
18047 2011-01-09  Kai Tietz  <kai.tietz@onevision.com>
18048
18049         * config/i386/winnt.c (i386_pe_start_function): Make sure
18050         to switch back to function's section.
18051
18052 2011-01-09  Iain Sandoe  <iains@gcc.gnu.org>
18053
18054         PR gcc/46902
18055         PR testsuite/46912
18056         * plugin.c: Move include of dlfcn.h from here...
18057         * system.h: ... to here.
18058
18059 2011-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
18060
18061         * doc/cpp.texi (C++ Named Operators): Fix markup for header
18062         file name.
18063         * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
18064         two extra empty pages in PDF output.
18065
18066 2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>
18067
18068         PR objc/47078
18069         * c-parser.c (c_parser_objc_type_name): If the type is unknown,
18070         for error recovery purposes behave as if it was not specified so
18071         that the default type is usd.
18072
18073 2011-01-07  Jan Hubicka  <jh@suse.cz>
18074
18075         PR tree-optmization/46469
18076         * ipa.c (function_and_variable_visibility): Clear needed flags on
18077         nodes with external decls; handle weakrefs merging correctly.
18078
18079 2011-01-07  Joseph Myers  <joseph@codesourcery.com>
18080
18081         * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
18082         not false.
18083
18084 2011-01-07  Jan Hubicka  <jh@suse.cz>
18085
18086         * doc/invoke.texi (-flto, -fuse-linker-plugin): Update defaults
18087         and no longer claim that gold is required for linker plugin.
18088         * configure: Regenerate.
18089         * gcc.c (PLUGIN_COND): New macro.
18090         (LINK_COMMAND_SPEC): Use it.
18091         (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
18092         * config.in (HAVE_LTO_PLUGIN): New.
18093         * configure.ac (--with-lto-plugin): New parameter; autodetect
18094         HAVE_LTO_PLUGIN.
18095
18096 2011-01-07  Jan Hubicka  <jh@suse.cz>
18097
18098         PR tree-optimization/46367
18099         * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
18100         when we can update original.
18101         (cgraph_mark_inline_edge): Sanity check.
18102         * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
18103
18104 2011-01-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
18105
18106         * config/spu/spu.h (ASM_COMMENT_START): Define.
18107
18108 2011-01-07  H.J. Lu  <hongjiu.lu@intel.com>
18109
18110         PR driver/42445
18111         * gcc.c (%>S): New.
18112         (SWITCH_KEEP_FOR_GCC): Likewise.
18113         (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
18114         (do_spec_1): Handle "%>".
18115
18116         * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
18117
18118 2011-01-07  Jakub Jelinek  <jakub@redhat.com>
18119
18120         PR target/47201
18121         * config/i386/i386.c (ix86_delegitimize_address): If
18122         simplify_gen_subreg fails, return orig_x.
18123
18124         PR bootstrap/47187
18125         * value-prof.c (gimple_stringop_fixed_value): Handle
18126         lhs of the call properly.
18127
18128 2011-01-07  Jan Hubicka  <jh@suse.cz>
18129
18130         PR lto/45375
18131         * lto-opt.c (lto_reissue_options): Set flag_shlib.
18132
18133 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
18134
18135         * target.def (function_switched_text_sections): New hook.
18136         * doc/tm.texi: Regenerated.
18137         * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
18138         * final.c (default_function_switched_text_sections): New.
18139         (final_scan_insn): Call function_switched_text_sections when a
18140         mid-function section change occurs.
18141         * output.h (default_function_switched_text_sections): Declare.
18142         * config/darwin-protos.h (darwin_function_switched_text_sections):
18143         Likewise.
18144         * config/darwin.c (darwin_function_switched_text_sections): New.
18145         * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
18146
18147 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
18148
18149         * dwarf2out.c (gen_subprogram_die):  Add pubnames with code ranges for
18150         DWARF >= 3.  Add pubnames for the primary section and a reduced DIE for
18151         the secondary code fragment when outputting for DWARF == 2.
18152
18153 2011-01-07  Anatoly Sokolov  <aesok@post.ru>
18154
18155         * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
18156         * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
18157         Remove.
18158         * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
18159         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
18160
18161 2011-01-06  Eric Botcazou  <ebotcazou@adacore.com>
18162
18163         PR debug/46704
18164         * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
18165         when it is not empty.
18166
18167 2011-01-06  Changpeng Fang  <changpeng.fang@amd.com>
18168
18169         Bobcat Enablement
18170         * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
18171         (case ${target}): Add btver1.
18172         * config/i386/driver-i386.c (host_detect_local_cpu): Let
18173         -march=native recognize btver1 processors.
18174         * config/i386/i386-c.c (ix86_target_macros_internal): Add
18175         btver1 def_and_undef
18176         * config/i386/i386.c (struct processor_costs btver1_cost): New
18177         btver1 cost table.
18178         (m_BTVER1): New definition.
18179         (m_AMD_MULTIPLE): Includes m_BTVER1.
18180         (initial_ix86_tune_features): Add btver1 tune.
18181         (processor_target_table): Add btver1 entry.
18182         (static const char *const cpu_names): Add btver1 entry.
18183         (software_prefetching_beneficial_p): Add btver1.
18184         (ix86_option_override_internal): Add btver1 instruction sets.
18185         (ix86_issue_rate): Add btver1.
18186         (ix86_adjust_cost): Add btver1.
18187         * config/i386/i386.h (TARGET_BTVER1): New definition.
18188         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
18189         (enum processor_type): Add PROCESSOR_BTVER1.
18190         * config/i386/i386.md (define_attr "cpu"): Add btver1.
18191
18192 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18193
18194         PR target/43309
18195         * config/i386/i386.c (legitimize_tls_address)
18196         <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
18197         * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
18198         (tls_initial_exec_64_sun): New pattern.
18199
18200 2011-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
18201
18202         * doc/invoke.texi (Overall Options): Improve wording and markup
18203         of the description of -wrapper.
18204
18205 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
18206
18207         * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
18208         rdynamic, threads): New Driver options.
18209
18210 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18211
18212         PR target/38118
18213         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
18214         if coming from .tdata.
18215         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
18216
18217 2011-01-06  Jan Hubicka  <jh@suse.cz>
18218
18219         PR lto/47188
18220         * collect2.c (main): Do not enable LTOmode when plugin is active.
18221
18222 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
18223
18224         PR other/45915
18225         * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
18226         --version output if supported.
18227         * configure: Regenerate.
18228
18229 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
18230
18231         * config/linux-android.opt (tno-android-cc, tno-android-ld): New
18232         Driver options.
18233
18234 2011-01-06  Jakub Jelinek  <jakub@redhat.com>
18235
18236         PR c/47150
18237         * c-convert.c (convert): When converting a complex expression
18238         other than COMPLEX_EXPR to a different complex type, ensure
18239         c_save_expr is called instead of save_expr, unless in_late_binary_op.
18240         * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
18241         when converting COMPLEX_TYPE.
18242
18243 2011-01-06  Ira Rosen  <irar@il.ibm.com>
18244
18245         PR tree-optimization/47139
18246         * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
18247         only the last reduction value is used outside the loop.  Update
18248         documentation.
18249
18250 2011-01-05  Joseph Myers  <joseph@codesourcery.com>
18251
18252         * config/rtems.opt: New.
18253         * config.gcc (*-*-rtems*): Use rtems.opt.
18254
18255 2011-01-05  Changpeng Fang  <changpeng.fang@amd.com>
18256
18257         * config/i386/i386.c (ix86_option_override_internal): Bulldozer
18258         processors do not support 3DNow instructions.
18259
18260 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
18261
18262         * config/spu/spu.c (spu_option_override): Set parameter
18263         PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
18264
18265 2011-01-05  Jan Hubicka  <jh@suse.cz>
18266
18267         * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
18268         at the command line.
18269
18270 2011-01-05  Martin Jambor  <mjambor@suse.cz>
18271
18272         PR lto/47162
18273         * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
18274         deltas on streamed outgoing edges.
18275         (output_node_opt_summary): Output info for outgoing edges only when
18276         the node is in new parameter set.
18277         (output_cgraph_opt_summary): New parameter set, passed to the two
18278         aforementioned functions.  Update its forward declaration and its
18279         callee too.
18280
18281 2011-01-05  Tom Tromey  <tromey@redhat.com>
18282
18283         * c-parser.c (c_parser_omp_atomic): Pass location of assignment
18284         operator to c_finish_omp_atomic.
18285         * c-typeck.c (lvalue_or_else): Add 'loc' argument.
18286         (build_unary_op): Update.
18287         (build_modify_expr): Update.
18288         (build_asm_expr): Update.
18289
18290 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
18291
18292         * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
18293         newly inserted insns.
18294         (pad_bb): Likewise.
18295         (spu_emit_branch_hint): Likewise.
18296         (insert_hbrp_for_ilb_runout): Likewise.
18297         (spu_machine_dependent_reorg): Call df_finish_pass after
18298         schedule_insns returns.
18299
18300 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
18301
18302         * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
18303
18304 2011-01-05  Eric Botcazou  <ebotcazou@adacore.com>
18305
18306         PR tree-optimization/47005
18307         * tree-sra.c (struct access): Add 'non_addressable' bit.
18308         (create_access): Set it for a DECL_NONADDRESSABLE_P field.
18309         (decide_one_param_reduction): Return 0 if the parameter is passed by
18310         reference and one of the accesses in the group is non_addressable.
18311
18312 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
18313
18314         PR tree-optimization/47056
18315         * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
18316         (mark_load): Likewise.  Handle FUNCTION_DECL specially.
18317         (mark_store): Likewise.  Pass STMT to ipa_record_reference.
18318
18319 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
18320
18321         * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
18322         initializer.  Skip view conversions from aggregate types.
18323
18324 2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
18325
18326         PR bootstrap/47055
18327         * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
18328
18329 2011-01-04  Philipp Thomas  <pth@suse.de>
18330
18331         * config/microblaze/microbalse.opt (mxl-float-convert): Fix
18332         obvious typo.
18333
18334 2011-01-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
18335
18336         * function.c (thread_prologue_and_epilogue_insns): Do not crash
18337         on empty epilogue sequences.
18338
18339 2011-01-04  Joseph Myers  <joseph@codesourcery.com>
18340
18341         * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
18342         non-static): New Driver options.
18343
18344 2011-01-04  Jie Zhang  <jie@codesourcery.com>
18345
18346         PR driver/47137
18347         * gcc.c (default_compilers[]): Set combinable field to 0
18348         for all assembly languages.
18349
18350 2011-01-04  Mingjie Xing  <mingjie.xing@gmail.com>
18351
18352         * config/mips/loongson3a.md: New file.
18353         * config/mips/mips.md: Include loongson3a.md.
18354         * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
18355         TUNE_LOONGSON_3A.
18356
18357 2011-01-03  Eric Botcazou  <ebotcazou@adacore.com>
18358
18359         PR middle-end/47017
18360         * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
18361         instead of convert_memory_address_addr_space on the base expression.
18362
18363 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
18364
18365         * config/spu/spu.c (spu_option_override): Update error text
18366         for bad -march= / -mtune= values.
18367
18368 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
18369
18370         * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
18371         if branch-hint optimization will be performed.
18372
18373 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
18374
18375         PR tree-optimization/47148
18376         * ipa-split.c (split_function): Convert arguments to
18377         DECL_ARG_TYPE if possible.
18378
18379         PR tree-optimization/47155
18380         * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
18381         when computing uns.
18382
18383         PR rtl-optimization/47157
18384         * combine.c (try_combine): If undobuf.other_insn becomes
18385         (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
18386         and set *new_direct_jump_p too.
18387
18388 2011-01-03  Sebastian Pop  <sebastian.pop@amd.com>
18389
18390         PR tree-optimization/47021
18391         * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
18392
18393 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
18394
18395         * gcc.c (process_command): Update copyright notice dates.
18396         * gcov.c (print_version): Likewise.
18397         * gcov-dump.c (print_version): Likewise.
18398         * mips-tfile.c (main): Likewise.
18399         * mips-tdump.c (main): Likewise.
18400
18401 2011-01-03  Martin Jambor  <mjambor@suse.cz>
18402
18403         PR tree-optimization/46801
18404         * tree-sra.c (type_internals_preclude_sra_p): Check whether
18405         aggregate fields start at byte boundary instead of the bit-field flag.
18406
18407 2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>
18408
18409         PR driver/47137
18410         * gcc.c (main): Revert revision 168407.
18411
18412 2011-01-03  Martin Jambor  <mjambor@suse.cz>
18413
18414         * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
18415
18416 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
18417
18418         * tree-vect-generic.c (expand_vector_operations_1): When using vector/
18419         vector optab to expand vector/scalar shift, update gimple to vector.
18420
18421 2011-01-03  Martin Jambor  <mjambor@suse.cz>
18422
18423         * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
18424         a thunk.
18425
18426 2011-01-03  Martin Jambor  <mjambor@suse.cz>
18427
18428         PR tree-optimization/46984
18429         * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
18430         HOST_WIDE_INT.
18431         (cgraph_create_indirect_edge): Fixed line length.
18432         (cgraph_indirect_call_info): Declare.
18433         (cgraph_make_edge_direct) Update declaration.
18434         * cgraph.c (cgraph_allocate_init_indirect_info): New function.
18435         (cgraph_create_indirect_edge): Use it.
18436         (cgraph_make_edge_direct): Made delta HOST_WIDE_INT.  Updated all
18437         callees.
18438         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
18439         the new thunk_delta representation.
18440         * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
18441         HOST_WIDE_INT.
18442         (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
18443         (ipa_read_indirect_edge_info): Likewise.
18444         * lto-cgraph.c (output_edge_opt_summary): New function.
18445         (output_node_opt_summary): Call it on all outgoing edges.
18446         (input_edge_opt_summary): New function.
18447         (input_node_opt_summary): Call it on all outgoing edges.
18448
18449 2011-01-02  H.J. Lu  <hongjiu.lu@intel.com>
18450
18451         PR driver/47137
18452         * gcc.c (main): Don't check have_o when settting combine_inputs.
18453
18454 2011-01-02  Eric Botcazou  <ebotcazou@adacore.com>
18455
18456         * regrename.c: Add general comment describing the pass.
18457         (struct du_head): Remove 'length' field.
18458         (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
18459         (regrename_optimize): Do not sort chains.  Rework comments, add others.
18460         Force renaming to the preferred class (if any) in the first pass and do
18461         not consider registers that belong to it in the second pass.
18462         (create_new_chain): Do not set 'length' field.
18463         (scan_rtx_reg): Likewise.
18464
18465 2011-01-02  Jakub Jelinek  <jakub@redhat.com>
18466
18467         PR tree-optimization/47140
18468         * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
18469         TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
18470         to bit_value_binop.
18471
18472         PR rtl-optimization/47028
18473         * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
18474         parm_birth_insn instead of at the beginning of first bb.
18475
18476 2011-01-02  Mingjie Xing  <mingjie.xing@gmail.com>
18477
18478         * doc/generic.texi: Remove duplicated "@subsubsection Statements".
18479         Remove the word "see" before "@pxref".
18480         * doc/rtl.texi: Remove the word "see" before "@pxref".
18481
18482 2011-01-01  Jan Hubicka  <jh@suse.cz>
18483
18484         * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
18485         memory.
18486
18487 2011-01-01  Kai Tietz  <kai.tietz@onevision.com>
18488
18489         PR target/38662
18490         * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
18491
18492 \f
18493 Copyright (C) 2011 Free Software Foundation, Inc.
18494
18495 Copying and distribution of this file, with or without modification,
18496 are permitted in any medium without royalty provided the copyright
18497 notice and this notice are preserved.