gcc/ChangeLog

   1 2016-01-08  Olivier Hainque  <hainque@adacore.com>
   2
   3         * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
   4         libc_internal.
   5
   6 2016-01-08  Alan Lawrence  <alan.lawrence@arm.com>
   7
   8         * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
   9         (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
  10         (reduc_smin_v2sf): Rename to...
  11         (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
  12         (reduc_splus_v2sf): Rename to...
  13         (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
  14
  15 2016-01-08  Jakub Jelinek  <jakub@redhat.com>
  16
  17         PR tree-optimization/69162
  18         * gimplify.c (gimplify_va_arg_expr): Encode original type of
  19         valist argument in another argument.
  20         (gimplify_modify_expr): Adjust for the above change.  Cleanup.
  21         * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
  22         to determine the va_list type, build a MEM_REF instead of
  23         build_fold_indirect_ref.
  24
  25         PR tree-optimization/69172
  26         * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
  27         gimple_build.
  28
  29 2016-01-08  Thomas Preud'homme  <thomas.preudhomme@arm.com>
  30
  31         PR tree-optimization/67781
  32         * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
  33         and cmpnop in two steps: first the ones not accessed in original
  34         gimple expression in a endian independent way and then the ones not
  35         accessed in the final result in an endian-specific way.
  36
  37 2016-01-08  Jakub Jelinek  <jakub@redhat.com>
  38
  39         PR tree-optimization/69083
  40         * tree-vect-slp.c (vect_get_constant_vectors): For
  41         VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
  42         element type.  If op is fold_convertible_p to vector_type's element
  43         type, use NOP_EXPR instead of VCE.
  44
  45 2016-01-08  Segher Boessenkool  <segher@kernel.crashing.org>
  46
  47         PR rtl-optimization/67778
  48         PR rtl-optimization/68634
  49         PR rtl-optimization/68909
  50         * shrink-wrap.c (try_shrink_wrapping): Add comment.  Don't pop
  51         block from the stack until done with it.  Remove a superfluous
  52         bitmap set.  Remove a superfluous bitmap test.
  53
  54 2016-01-07  Martin Sebor  <msebor@redhat.com>
  55
  56         PR c/68966
  57         * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
  58         constraint on the type of arguments.
  59
  60 2016-01-07  Andreas Tobler  <andreast@gcc.gnu.org>
  61
  62         * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
  63         SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
  64         unaligned_access on the gcc_options set.
  65         * config/arm/arm.c (arm_option_override_internal): Use
  66         SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
  67
  68 2016-01-07  Uros Bizjak  <ubizjak@gmail.com>
  69
  70         PR target/69140
  71         * config/i386/i386.c (ix86_frame_pointer_required): Enable
  72         frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
  73
  74 2016-01-07  Uros Bizjak  <ubizjak@gmail.com>
  75
  76         Revert
  77         2016-01-06  Uros Bizjak  <ubizjak@gmail.com>
  78
  79         PR target/69140
  80         * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
  81         depending on frame_pointer_needed before remaining integer and SSE
  82         registers are saved.
  83
  84 2016-01-07  Sandra Loosemore <sandra@codesourcery.com>
  85
  86         PR 1078
  87         * doc/extend.texi (Nvidia PDX Function Attributes): New section.
  88
  89 2016-01-07  H.J. Lu  <hongjiu.lu@intel.com>
  90
  91         PR target/69171
  92         * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
  93         Use the "xBm" constraint.
  94         (float<sseintvecmodelower><mode>2<mask_name><round_name):
  95         Likewise.
  96         (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
  97         (sse_cvtsi2ssq<round_name>): Likewise.
  98         (sse_cvtss2si<round_name>): Likewise.
  99         (sse_cvtss2siq<round_name>): Likewise.
 100         (sse2_cvtsi2sdq<round_name>): Likewise.
 101         (sse2_cvtsd2si<round_name>): Likewise.
 102         (sse2_cvtsd2siq<round_name>): Likewise.
 103         * config/i386/subst.md (round_nimm_scalar_predicate): New
 104         predicate.
 105
 106 2015-12-15  Bernd Schmidt  <bschmidt@redhat.com>
 107
 108         PR middle-end/67639
 109         * varasm.c (make_decl_rtl): Mark invalid register vars as
 110         DECL_EXTERNAL.
 111
 112         PR rtl-optimization/66206
 113         * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
 114         All callers changed.
 115
 116 2016-01-07  Jakub Jelinek  <jakub@redhat.com>
 117
 118         PR tree-optimization/69141
 119         * tree-ssa-pre.c: Include langhooks.h.
 120         (eliminate_dom_walker::before_dom_children): Use
 121         lang_hooks.decl_printable_name instead of
 122         cgraph_node::get ()->name ().
 123
 124         PR middle-end/68960
 125         * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
 126         it and DECL_ALIGN too.
 127
 128 2016-01-06  Robert Suchanek  <robert.suchanek@imgtec.com>
 129
 130         * config/mips/mips-ftypes.def: Sort to lexicographical order.
 131
 132 2016-01-06  Uros Bizjak  <ubizjak@gmail.com>
 133
 134         PR target/69140
 135         * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
 136         depending on frame_pointer_needed before remaining integer and SSE
 137         registers are saved.
 138
 139 2015-01-06  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 140
 141         * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
 142         mode iterator with VSX_M2.
 143         (*p9_vecstore_<mode>): Likewise.
 144         (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
 145         (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
 146         (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
 147         (define_split for VSX_LE128 stores): Likewise.
 148         (define_peephole2 for TImode LE swaps): Likewise.
 149         (define_split for VSX_LE128 post-reload stores): Likewise.
 150
 151 2016-01-06  Marek Polacek  <polacek@redhat.com>
 152
 153         PR sanitizer/69099
 154         * convert.c (convert_to_integer_1): Adjust call to
 155         ubsan_instrument_float_cast.  Use NULL_TREE instead of NULL.
 156         * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter.  Use
 157         EXPR instead of ARG.
 158         * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
 159
 160 2016-01-05  Sandra Loosemore <sandra@codesourcery.com>
 161
 162         PR 1078
 163         * doc/extend.texi (RL78 Variable Attributes): New section.
 164
 165 2016-01-05  Marek Polacek  <polacek@redhat.com>
 166
 167         PR c/69104
 168         * builtins.c (get_memmodel): Use expansion point location rather than
 169         the input location.  Call warning_at rather than warning.
 170         (expand_builtin_atomic_compare_exchange): Likewise.
 171         (expand_builtin_atomic_load): Likewise.
 172         (expand_builtin_atomic_store): Likewise.
 173         (expand_builtin_atomic_clear): Likewise.
 174
 175 2016-01-05  H.J. Lu  <hongjiu.lu@intel.com>
 176
 177         PR target/68991
 178         * config/i386/i386.c (ix86_expand_vector_logical_operator):
 179         Replace nonimmediate_operand with vector_operand.
 180         * config/i386/predicates.md (vector_operand): New predicate.
 181         (general_vector_operand): Replace nonimmediate_operand with
 182         vector_operand.
 183         * config/i386/sse.md: Replace nonimmediate_operand with
 184         vector_operand and m constraint with Bm constraint on SSE
 185         patterns with 16-byte memory operand.
 186         * config/i386/subst.md (round_nimm_predicate): Replace
 187         nonimmediate_operand with vector_operand.
 188         (round_saeonly_nimm_predicate): Likewise.
 189         (round_saeonly_nimm_scalar_predicate): New.
 190
 191 2016-01-05  H.J. Lu  <hongjiu.lu@intel.com>
 192
 193         PR target/68991
 194         * config/i386/constraints.md (Bm): New constraint.
 195         * config/i386/predicates.md (vector_memory_operand): New
 196         predicate.
 197         * config/i386/sse.md: Replace xm with xBm in plusminus and
 198         any_logic patterns.
 199
 200 2016-01-05  Sandra Loosemore <sandra@codesourcery.com>
 201
 202         PR 1078
 203         * doc/extend.texi (V850 Function Attributes): New section.
 204         (V850 Variable Attributes): New section.
 205
 206 2016-01-05  Sandra Loosemore <sandra@codesourcery.com>
 207
 208         PR 1078
 209         * doc/extend.texi (MicroBlaze Function Attributes): Document
 210         interrupt_handler and fast_interrupt attributes.
 211
 212 2016-01-05  Sergei Trofimovich <siarheit@google.com>
 213
 214         PR other/60465
 215         * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
 216         for local symbolic operands.
 217         * config/ia64/predicates.md (local_symbolic_operand64): New
 218         predicate.
 219
 220 2016-01-05  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 221
 222         PR rtl-optimization/68651
 223         * combine.c (combine_simplify_rtx): Canonicalize x + x into
 224         x << 1.
 225
 226 2016-01-05  Nathan Sidwell  <nathan@acm.org>
 227
 228         * alias.c (compare_base_decls): Use symtab_node::get.
 229
 230 2016-01-05  Nick Clifton  <nickc@redhat.com>
 231
 232         PR target/68770
 233         * ira-costs.c (copy_cost): Initialise the t_icode field of the
 234         secondary_reload_info structure.
 235
 236         PR target/66655
 237         * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
 238         decls if weak support is available.
 239
 240 2016-01-04  Martin Sebor  <msebor@redhat.com>
 241
 242         * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
 243
 244 2016-01-04  Michael Meissner  <meissner@linux.vnet.ibm.com>
 245
 246         * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
 247         OPTION_MASK_P9_DFORM.
 248
 249         * config/rs6000/constraints.md (wo constraint): New constraint for
 250         ISA 3.0 (power9).
 251
 252         * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
 253         for wo constraint.
 254         (rs6000_init_hard_regno_mode_ok): Likewise.
 255
 256         * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
 257         wo constraint.
 258
 259         * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
 260         expanders not to have constraints.  Add support for ISA 3.0 xxperm
 261         instruction.  Add support for fusing xxlor with xxperm.
 262         (altivec_vperm_<mode>_internal): Likewise.
 263         (altivec_vperm_v8hiv16qi): Likewise.
 264         (altivec_vperm_<mode>v16q): Likewise.
 265         (altivec_vperm_<mode>_uns): Likewise.
 266         (vperm_v8hiv4si): Likewise.
 267         (vperm_v16qiv8hi): Likewise.
 268
 269         * doc/md.texi (RS/6000 constraints): Document wo constraint.
 270
 271 2016-01-04  Jakub Jelinek  <jakub@redhat.com>
 272
 273         Update copyright years.
 274
 275         * gcc.c (process_command): Update copyright notice dates.
 276         * gcov-dump.c (print_version): Ditto.
 277         * gcov.c (print_version): Ditto.
 278         * gcov-tool.c (print_version): Ditto.
 279         * gengtype.c (create_file): Ditto.
 280         * doc/cpp.texi: Bump @copying's copyright year.
 281         * doc/cppinternals.texi: Ditto.
 282         * doc/gcc.texi: Ditto.
 283         * doc/gccint.texi: Ditto.
 284         * doc/gcov.texi: Ditto.
 285         * doc/install.texi: Ditto.
 286         * doc/invoke.texi: Ditto.
 287
 288 2016-01-04  Eric Botcazou  <ebotcazou@adacore.com>
 289
 290         * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
 291         modes larger than TImode as TImode if NEON is not enabled.
 292
 293 2016-01-04  Eric Botcazou  <ebotcazou@adacore.com>
 294
 295         PR target/69100
 296         * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
 297         mode for %f0-%f31 only if TARGET_FPU.
 298
 299 2016-01-04  Eric Botcazou  <ebotcazou@adacore.com>
 300
 301         PR target/69072
 302         * config/sparc/sparc.c (scan_record_type): Take into account subfields
 303         to compute the PACKED_P predicate.
 304         (function_arg_record_value): Minor tweaks.
 305
 306 2016-01-04  Thomas Preud'homme  <thomas.preudhomme@arm.com>
 307
 308         * doc/install.texi (--with-multilib-list): Describe the meaning of the
 309         option for arm*-*-* targets.
 310
 311 2016-01-03  Sandra Loosemore <sandra@codesourcery.com>
 312
 313         * doc/extend.texi (Common Function Attributes): Move docs for
 314         MSP430-specific attributes to....
 315         (MSP430 Function Attributes): ...here.  Delete the redundant
 316         entries and copy-edit the remaining text.
 317         (MSP430 Variable Attributes): Use uniform format for index
 318         entries and add a cross-reference to the corresponding function
 319         attribute docs.
 320
 321 2016-01-03  Vladimír Čunát <vcunat@gmail.com>
 322
 323         * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
 324         -finite-math typo.
 325         (x86 Options): Likewise.
 326
 327 2016-01-01  Sandra Loosemore  <sandra@codesourcery.com>
 328
 329         PR 1078
 330
 331         * extend.texi (Common Function Attributes) <no_stack_limit>: New.
 332         * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
 333         to corresponding attribute.
 334
 335 2016-01-01  Sandra Loosemore  <sandra@codesourcery.com>
 336
 337         * doc/extend.texi (Common Function Attributes) <noplt>: Move
 338         to correct alphabetization of table.  Copy-edit and correct
 339         markup.
 340         <stack_protect>: Likewise.
 341         <target_clones>: Likewise.
 342         <simd>: Likewise.
 343         * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
 344         Correct punctuation.
 345         (Code Gen Options) <-fno-plt>: Copy-edit.
 346
 347 2016-01-01  Bernd Edlinger  <bernd.edlinger@hotmail.de>
 348
 349         PR target/68917
 350         * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
 351         SI values.  Explicitly convert SI to DI and vice-versa.
 352
 353 2016-01-01  Jakub Jelinek  <jakub@redhat.com>
 354
 355         PR tree-optimization/69070
 356         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
 357         REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
 358
 359         PR sanitizer/69055
 360         * ubsan.c (ubsan_instrument_float_cast): Call
 361         initialize_sanitizer_builtins.
 362
 363         PR target/69015
 364         * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
 365 \f
 366 Copyright (C) 2016 Free Software Foundation, Inc.
 367
 368 Copying and distribution of this file, with or without modification,
 369 are permitted in any medium without royalty provided the copyright
 370 notice and this notice are preserved.