gcc/ChangeLog

   1 2020-01-06  Michael Meissner  <meissner@linux.ibm.com>
   2
   3         * config/rs6000/vsx.md (vsx_extract_<mode>_var, VSX_D iterator):
   4         Use 'Q' for doing vector extract from memory.
   5         (vsx_extract_v4sf_var): Use 'Q' for doing vector extract from
   6         memory.
   7         (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): Use 'Q' for
   8         doing vector extract from memory.
   9         (vsx_extract_<mode>_<VS_scalar>mode_var): Use 'Q' for doing vector
  10         extract from memory.
  11
  12         * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Add support
  13         for the offset being 34-bits when -mcpu=future is used.
  14
  15 2020-01-06  John David Anglin  <danglin@gcc.gnu.org>
  16
  17         * config/pa/pa.md: Revert change to use ordered_comparison_operator
  18         instead of cmpib_comparison_operator in cmpib patterns.
  19         * config/pa/predicates.md (cmpib_comparison_operator): Revert removal
  20         of cmpib_comparison_operator.  Revise comment.
  21
  22 2020-01-06  Richard Sandiford  <richard.sandiford@arm.com>
  23
  24         * tree-vect-slp.c (vect_build_slp_tree_1): Require all shifts
  25         in an IFN_DIV_POW2 node to be equal.
  26
  27 2020-01-06  Richard Sandiford  <richard.sandiford@arm.com>
  28
  29         * tree-vect-stmts.c (vect_check_load_store_mask): Rename to...
  30         (vect_check_scalar_mask): ...this.
  31         (vectorizable_store, vectorizable_load): Update call accordingly.
  32         (vectorizable_call): Use vect_check_scalar_mask to check the mask
  33         argument in calls to conditional internal functions.
  34
  35 2020-01-06  Andrew Stubbs  <ams@codesourcery.com>
  36
  37         * config/gcn/gcn-valu.md (subv64di3): Use separate alternatives for
  38         '0' matching inputs.
  39         (subv64di3_exec): Likewise.
  40
  41 2020-01-06  Bryan Stenson  <bryan@siliconvortex.com>
  42
  43         * config/mips/mips.c (vr4130_align_insns): Fix typo.
  44         * doc/md.texi (movstr): Likewise.
  45
  46 2020-01-06  Andrew Stubbs  <ams@codesourcery.com>
  47
  48         * config/gcn/gcn-valu.md (vec_extract<mode><scalar_mode>): Add early
  49         clobber.
  50
  51 2020-01-06  Richard Sandiford  <richard.sandiford@arm.com>
  52
  53         * config/aarch64/t-aarch64 ($(srcdir)/config/aarch64/aarch64-tune.md):
  54         Depend on...
  55         (s-aarch64-tune-md): ...this new stamp file.  Pipe the new contents
  56         to a temporary file and use move-if-change to update the real
  57         file where necessary.
  58
  59 2020-01-06  Richard Sandiford  <richard.sandiford@arm.com>
  60
  61         * config/aarch64/aarch64-sve.md (@aarch64_sel_dup<mode>): Use Upl
  62         rather than Upa for CPY /M.
  63
  64 2020-01-06  Andrew Stubbs  <ams@codesourcery.com>
  65
  66         * config/gcn/gcn.c (gcn_inline_constant_p): Allow 64 as an inline
  67         immediate.
  68
  69 2020-01-06  Martin Liska  <mliska@suse.cz>
  70
  71     PR tree-optimization/92860
  72     * params.opt: Mark param_max_combine_insns with Optimization
  73     keyword.
  74
  75 2020-01-05  Jakub Jelinek  <jakub@redhat.com>
  76
  77         PR target/93141
  78         * config/i386/i386.md (SWIDWI): New mode iterator.
  79         (DWI, dwi): Add TImode variants.
  80         (addv<mode>4): Use SWIDWI iterator instead of SWI.  Use
  81         <general_hilo_operand> instead of <general_operand>.  Use
  82         CONST_SCALAR_INT_P instead of CONST_INT_P.
  83         (*addv<mode>4_1): Rename to ...
  84         (addv<mode>4_1): ... this.
  85         (QWI): New mode attribute.
  86         (*addv<dwi>4_doubleword, *addv<dwi>4_doubleword_1): New
  87         define_insn_and_split patterns.
  88         (*addv<mode>4_overflow_1, *addv<mode>4_overflow_2): New define_insn
  89         patterns.
  90         (uaddv<mode>4): Use SWIDWI iterator instead of SWI.  Use
  91         <general_hilo_operand> instead of <general_operand>.
  92         (*addcarry<mode>_1): New define_insn.
  93         (*add<dwi>3_doubleword_cc_overflow_1): New define_insn_and_split.
  94
  95 2020-01-03  Konstantin Kharlamov  <Hi-Angel@yandex.ru>
  96
  97         * gdbinit.in (pr, prl, pt, pct, pgg, pgq, pgs, pge, pmz, pdd, pbs, pbm):
  98         Use "call" instead of "set".
  99
 100 2020-01-03  Martin Jambor  <mjambor@suse.cz>
 101
 102         PR ipa/92917
 103         * ipa-cp.c (print_all_lattices): Skip functions without info.
 104
 105 2020-01-03  Jakub Jelinek  <jakub@redhat.com>
 106
 107         PR target/93089
 108         * config/i386/i386-options.c (ix86_simd_clone_adjust): If
 109         TARGET_PREFER_AVX128, use prefer-vector-width=256 for 'c' and 'd'
 110         simd clones.  If TARGET_PREFER_AVX256, use prefer-vector-width=512
 111         for 'e' simd clones.
 112
 113         PR target/93089
 114         * config/i386/i386.opt (x_prefer_vector_width_type): Remove TargetSave
 115         entry.
 116         (mprefer-vector-width=): Add Save.
 117         * config/i386/i386-options.c (ix86_target_string): Add PVW argument, print
 118         -mprefer-vector-width= if non-zero.  Fix up -mfpmath= comment.
 119         (ix86_debug_options, ix86_function_specific_print): Adjust
 120         ix86_target_string callers.
 121         (ix86_valid_target_attribute_inner_p): Handle prefer-vector-width=.
 122         (ix86_valid_target_attribute_tree): Likewise.
 123         * config/i386/i386-options.h (ix86_target_string): Add PVW argument.
 124         * config/i386/i386-expand.c (ix86_expand_builtin): Adjust
 125         ix86_target_string caller.
 126
 127         PR target/93110
 128         * config/i386/i386.md (abs<mode>2): Use expand_simple_binop instead of
 129         emitting ASHIFTRT, XOR and MINUS by hand.  Use gen_int_mode with QImode
 130         instead of gen_int_shift_amount + convert_modes.
 131
 132         PR rtl-optimization/93088
 133         * loop-iv.c (find_single_def_src): Punt after looking through
 134         128 reg copies for regs with single definitions.  Move definitions
 135         to first uses.
 136
 137 2020-01-02  Dennis Zhang  <dennis.zhang@arm.com>
 138
 139         * config/arm/arm-c.c (arm_cpu_builtins): Define
 140         __ARM_FEATURE_MATMUL_INT8, __ARM_FEATURE_BF16_VECTOR_ARITHMETIC,
 141         __ARM_FEATURE_BF16_SCALAR_ARITHMETIC, and
 142         __ARM_BF16_FORMAT_ALTERNATIVE when enabled.
 143         * config/arm/arm-cpus.in (armv8_6, i8mm, bf16): New features.
 144         * config/arm/arm-tables.opt: Regenerated.
 145         * config/arm/arm.c (arm_option_reconfigure_globals): Initialize
 146         arm_arch_i8mm and arm_arch_bf16 when enabled.
 147         * config/arm/arm.h (TARGET_I8MM): New macro.
 148         (TARGET_BF16_FP, TARGET_BF16_SIMD): Likewise.
 149         * config/arm/t-aprofile: Add matching rules for -march=armv8.6-a.
 150         * config/arm/t-arm-elf (all_v8_archs): Add armv8.6-a.
 151         * config/arm/t-multilib: Add matching rules for -march=armv8.6-a.
 152         (v8_6_a_simd_variants): New.
 153         (v8_*_a_simd_variants): Add i8mm and bf16.
 154         * doc/invoke.texi (armv8.6-a, i8mm, bf16): Document new options.
 155
 156 2020-01-02  Jakub Jelinek  <jakub@redhat.com>
 157
 158         PR ipa/93087
 159         * predict.c (compute_function_frequency): Don't call
 160         warn_function_cold on functions that already have cold attribute.
 161
 162 2020-01-01  John David Anglin  <danglin@gcc.gnu.org>
 163
 164         PR target/67834
 165         * config/pa/pa.c (pa_elf_select_rtx_section): New.  Put references to
 166         COMDAT group function labels in .data.rel.ro.local section.
 167         * config/pa/pa32-linux.h (TARGET_ASM_SELECT_RTX_SECTION): Define.
 168
 169         PR target/93111
 170         * config/pa/pa.md (scc): Use ordered_comparison_operator instead of
 171         comparison_operator in B and S integer comparisons.  Likewise, use
 172         ordered_comparison_operator instead of cmpib_comparison_operator in
 173         cmpib patterns.
 174         * config/pa/predicates.md (cmpib_comparison_operator): Remove.
 175
 176 2020-01-01  Jakub Jelinek  <jakub@redhat.com>
 177
 178         Update copyright years.
 179
 180         * gcc.c (process_command): Update copyright notice dates.
 181         * gcov-dump.c (print_version): Ditto.
 182         * gcov.c (print_version): Ditto.
 183         * gcov-tool.c (print_version): Ditto.
 184         * gengtype.c (create_file): Ditto.
 185         * doc/cpp.texi: Bump @copying's copyright year.
 186         * doc/cppinternals.texi: Ditto.
 187         * doc/gcc.texi: Ditto.
 188         * doc/gccint.texi: Ditto.
 189         * doc/gcov.texi: Ditto.
 190         * doc/install.texi: Ditto.
 191         * doc/invoke.texi: Ditto.
 192
 193 2020-01-01  Jan Hubicka  <hubicka@ucw.cz>
 194
 195         * ipa.c (walk_polymorphic_call_targets): Fix updating of overall
 196         summary.
 197
 198 2020-01-01  Jakub Jelinek  <jakub@redhat.com>
 199
 200         PR tree-optimization/93098
 201         * match.pd (popcount): For shift amounts, use integer_onep
 202         or wi::to_widest () == cst instead of tree_to_uhwi () == cst
 203         tests.  Make sure that precision is power of two larger than or equal
 204         to 16.  Ensure shift is never negative.  Use HOST_WIDE_INT_UC macro
 205         instead of ULL suffixed constants.  Formatting fixes.
 206 \f
 207 Copyright (C) 2020 Free Software Foundation, Inc.
 208
 209 Copying and distribution of this file, with or without modification,
 210 are permitted in any medium without royalty provided the copyright
 211 notice and this notice are preserved.