gcc/ChangeLog

   1 2020-01-10  Martin Jambor  <mjambor@suse.cz>
   2
   3         * params.opt (param_ipa_max_agg_items): Mark as Optimization
   4         * ipa-cp.c (merge_agg_lats_step): New parameter max_agg_items, use
   5         instead of param_ipa_max_agg_items.
   6         (merge_aggregate_lattices): Extract param_ipa_max_agg_items from
   7         optimization info for the callee.
   8
   9 2020-01-09  Kwok Cheung Yeung  <kcy@codesourcery.com>
  10
  11         * lto-streamer-in.c (input_function): Remove streamed-in inline debug
  12         markers if debug_inline_points is false.
  13
  14 2020-01-09  Richard Sandiford  <richard.sandiford@arm.com>
  15
  16         * config.gcc (aarch64*-*-*): Add aarch64-sve-builtins-sve2.o to
  17         extra_objs.
  18         * config/aarch64/t-aarch64 (aarch64-sve-builtins.o): Depend on
  19         aarch64-sve-builtins-base.def, aarch64-sve-builtins-sve2.def and
  20         aarch64-sve-builtins-sve2.h.
  21         (aarch64-sve-builtins-sve2.o): New rule.
  22         * config/aarch64/aarch64.h (AARCH64_ISA_SVE2_AES): New macro.
  23         (AARCH64_ISA_SVE2_BITPERM, AARCH64_ISA_SVE2_SHA3): Likewise.
  24         (AARCH64_ISA_SVE2_SM4, TARGET_SVE2_AES, TARGET_SVE2_BITPERM): Likewise.
  25         (TARGET_SVE2_SHA, TARGET_SVE2_SM4): Likewise.
  26         * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Handle
  27         TARGET_SVE2_AES, TARGET_SVE2_BITPERM, TARGET_SVE2_SHA3 and
  28         TARGET_SVE2_SM4.
  29         * config/aarch64/aarch64-sve.md: Update comments with SVE2
  30         instructions that are handled here.
  31         (@cond_asrd<mode>): Generalize to...
  32         (@cond_<SVE_INT_SHIFT_IMM:sve_int_op><mode>): ...this.
  33         (*cond_asrd<mode>_2): Generalize to...
  34         (*cond_<SVE_INT_SHIFT_IMM:sve_int_op><mode>_2): ...this.
  35         (*cond_asrd<mode>_z): Generalize to...
  36         (*cond_<SVE_INT_SHIFT_IMM:sve_int_op><mode>_z): ...this.
  37         * config/aarch64/aarch64.md (UNSPEC_LDNT1_GATHER): New unspec.
  38         (UNSPEC_STNT1_SCATTER, UNSPEC_WHILEGE, UNSPEC_WHILEGT): Likewise.
  39         (UNSPEC_WHILEHI, UNSPEC_WHILEHS): Likewise.
  40         * config/aarch64/aarch64-sve2.md (@aarch64_gather_ldnt<mode>): New
  41         pattern.
  42         (@aarch64_gather_ldnt_<ANY_EXTEND:optab><SVE_FULL_SDI:mode><SVE_PARTIAL_I:mode>)
  43         (@aarch64_scatter_stnt<mode>): Likewise.
  44         (@aarch64_scatter_stnt_<SVE_FULL_SDI:mode><SVE_PARTIAL_I:mode>)
  45         (@aarch64_mul_lane_<mode>): Likewise.
  46         (@aarch64_sve_suqadd<mode>_const): Likewise.
  47         (*<sur>h<addsub><mode>): Generalize to...
  48         (@aarch64_pred_<SVE2_COND_INT_BINARY_REV:sve_int_op><mode>): ...this
  49         new pattern.
  50         (@cond_<SVE2_COND_INT_BINARY:sve_int_op><mode>): New expander.
  51         (*cond_<SVE2_COND_INT_BINARY:sve_int_op><mode>_2): New pattern.
  52         (*cond_<SVE2_COND_INT_BINARY:sve_int_op><mode>_3): Likewise.
  53         (*cond_<SVE2_COND_INT_BINARY:sve_int_op><mode>_any): Likewise.
  54         (*cond_<SVE2_COND_INT_BINARY_NOREV:sve_int_op><mode>_z): Likewise.
  55         (@aarch64_sve_<SVE2_INT_BINARY:sve_int_op><mode>):: Likewise.
  56         (@aarch64_sve_<SVE2_INT_BINARY:sve_int_op>_lane_<mode>): Likewise.
  57         (@aarch64_pred_<SVE2_COND_INT_SHIFT:sve_int_op><mode>): Likewise.
  58         (@cond_<SVE2_COND_INT_SHIFT:sve_int_op><mode>): New expander.
  59         (*cond_<SVE2_COND_INT_SHIFT:sve_int_op><mode>_2): New pattern.
  60         (*cond_<SVE2_COND_INT_SHIFT:sve_int_op><mode>_3): Likewise.
  61         (*cond_<SVE2_COND_INT_SHIFT:sve_int_op><mode>_any): Likewise.
  62         (@aarch64_sve_<SVE2_INT_TERNARY:sve_int_op><mode>): Likewise.
  63         (@aarch64_sve_<SVE2_INT_TERNARY_LANE:sve_int_op>_lane_<mode>)
  64         (@aarch64_sve_add_mul_lane_<mode>): Likewise.
  65         (@aarch64_sve_sub_mul_lane_<mode>): Likewise.
  66         (@aarch64_sve2_xar<mode>): Likewise.
  67         (@aarch64_sve2_bcax<mode>): Likewise.
  68         (*aarch64_sve2_eor3<mode>): Rename to...
  69         (@aarch64_sve2_eor3<mode>): ...this.
  70         (@aarch64_sve2_bsl<mode>): New expander.
  71         (@aarch64_sve2_nbsl<mode>): Likewise.
  72         (@aarch64_sve2_bsl1n<mode>): Likewise.
  73         (@aarch64_sve2_bsl2n<mode>): Likewise.
  74         (@aarch64_sve_add_<SHIFTRT:sve_int_op><mode>): Likewise.
  75         (*aarch64_sve2_sra<mode>): Add MOVPRFX support.
  76         (@aarch64_sve_add_<VRSHR_N:sve_int_op><mode>): New pattern.
  77         (@aarch64_sve_<SVE2_INT_SHIFT_INSERT:sve_int_op><mode>): Likewise.
  78         (@aarch64_sve2_<USMAX:su>aba<mode>): New expander.
  79         (*aarch64_sve2_<USMAX:su>aba<mode>): New pattern.
  80         (@aarch64_sve_<SVE2_INT_BINARY_WIDE:sve_int_op><mode>): Likewise.
  81         (<su>mull<bt><Vwide>): Generalize to...
  82         (@aarch64_sve_<SVE2_INT_BINARY_LONG:sve_int_op><mode>): ...this new
  83         pattern.
  84         (@aarch64_sve_<SVE2_INT_BINARY_LONG_lANE:sve_int_op>_lane_<mode>)
  85         (@aarch64_sve_<SVE2_INT_SHIFT_IMM_LONG:sve_int_op><mode>)
  86         (@aarch64_sve_add_<SVE2_INT_ADD_BINARY_LONG:sve_int_op><mode>)
  87         (@aarch64_sve_add_<SVE2_INT_ADD_BINARY_LONG_LANE:sve_int_op>_lane_<mode>)
  88         (@aarch64_sve_qadd_<SVE2_INT_QADD_BINARY_LONG:sve_int_op><mode>)
  89         (@aarch64_sve_qadd_<SVE2_INT_QADD_BINARY_LONG_LANE:sve_int_op>_lane_<mode>)
  90         (@aarch64_sve_sub_<SVE2_INT_SUB_BINARY_LONG:sve_int_op><mode>)
  91         (@aarch64_sve_sub_<SVE2_INT_SUB_BINARY_LONG_LANE:sve_int_op>_lane_<mode>)
  92         (@aarch64_sve_qsub_<SVE2_INT_QSUB_BINARY_LONG:sve_int_op><mode>)
  93         (@aarch64_sve_qsub_<SVE2_INT_QSUB_BINARY_LONG_LANE:sve_int_op>_lane_<mode>)
  94         (@aarch64_sve_<SVE2_FP_TERNARY_LONG:sve_fp_op><mode>): New patterns.
  95         (@aarch64_<SVE2_FP_TERNARY_LONG_LANE:sve_fp_op>_lane_<mode>)
  96         (@aarch64_sve_<SVE2_INT_UNARY_NARROWB:sve_int_op><mode>): Likewise.
  97         (@aarch64_sve_<SVE2_INT_UNARY_NARROWT:sve_int_op><mode>): Likewise.
  98         (@aarch64_sve_<SVE2_INT_BINARY_NARROWB:sve_int_op><mode>): Likewise.
  99         (@aarch64_sve_<SVE2_INT_BINARY_NARROWT:sve_int_op><mode>): Likewise.
 100         (<SHRNB:r>shrnb<mode>): Generalize to...
 101         (@aarch64_sve_<SVE2_INT_SHIFT_IMM_NARROWB:sve_int_op><mode>): ...this
 102         new pattern.
 103         (<SHRNT:r>shrnt<mode>): Generalize to...
 104         (@aarch64_sve_<SVE2_INT_SHIFT_IMM_NARROWT:sve_int_op><mode>): ...this
 105         new pattern.
 106         (@aarch64_pred_<SVE2_INT_BINARY_PAIR:sve_int_op><mode>): New pattern.
 107         (@aarch64_pred_<SVE2_FP_BINARY_PAIR:sve_fp_op><mode>): Likewise.
 108         (@cond_<SVE2_INT_BINARY_PAIR_LONG:sve_int_op><mode>): New expander.
 109         (*cond_<SVE2_INT_BINARY_PAIR_LONG:sve_int_op><mode>_2): New pattern.
 110         (*cond_<SVE2_INT_BINARY_PAIR_LONG:sve_int_op><mode>_z): Likewise.
 111         (@aarch64_sve_<SVE2_INT_CADD:optab><mode>): Likewise.
 112         (@aarch64_sve_<SVE2_INT_CMLA:optab><mode>): Likewise.
 113         (@aarch64_<SVE2_INT_CMLA:optab>_lane_<mode>): Likewise.
 114         (@aarch64_sve_<SVE2_INT_CDOT:optab><mode>): Likewise.
 115         (@aarch64_<SVE2_INT_CDOT:optab>_lane_<mode>): Likewise.
 116         (@aarch64_pred_<SVE2_COND_FP_UNARY_LONG:sve_fp_op><mode>): Likewise.
 117         (@cond_<SVE2_COND_FP_UNARY_LONG:sve_fp_op><mode>): New expander.
 118         (*cond_<SVE2_COND_FP_UNARY_LONG:sve_fp_op><mode>): New pattern.
 119         (@aarch64_sve2_cvtnt<mode>): Likewise.
 120         (@aarch64_pred_<SVE2_COND_FP_UNARY_NARROWB:sve_fp_op><mode>): Likewise.
 121         (@cond_<SVE2_COND_FP_UNARY_NARROWB:sve_fp_op><mode>): New expander.
 122         (*cond_<SVE2_COND_FP_UNARY_NARROWB:sve_fp_op><mode>_any): New pattern.
 123         (@aarch64_sve2_cvtxnt<mode>): Likewise.
 124         (@aarch64_pred_<SVE2_U32_UNARY:sve_int_op><mode>): Likewise.
 125         (@cond_<SVE2_U32_UNARY:sve_int_op><mode>): New expander.
 126         (*cond_<SVE2_U32_UNARY:sve_int_op><mode>): New pattern.
 127         (@aarch64_pred_<SVE2_COND_INT_UNARY_FP:sve_fp_op><mode>): Likewise.
 128         (@cond_<SVE2_COND_INT_UNARY_FP:sve_fp_op><mode>): New expander.
 129         (*cond_<SVE2_COND_INT_UNARY_FP:sve_fp_op><mode>): New pattern.
 130         (@aarch64_sve2_pmul<mode>): Likewise.
 131         (@aarch64_sve_<SVE2_PMULL:optab><mode>): Likewise.
 132         (@aarch64_sve_<SVE2_PMULL_PAIR:optab><mode>): Likewise.
 133         (@aarch64_sve2_tbl2<mode>): Likewise.
 134         (@aarch64_sve2_tbx<mode>): Likewise.
 135         (@aarch64_sve_<SVE2_INT_BITPERM:sve_int_op><mode>): Likewise.
 136         (@aarch64_sve2_histcnt<mode>): Likewise.
 137         (@aarch64_sve2_histseg<mode>): Likewise.
 138         (@aarch64_pred_<SVE2_MATCH:sve_int_op><mode>): Likewise.
 139         (*aarch64_pred_<SVE2_MATCH:sve_int_op><mode>_cc): Likewise.
 140         (*aarch64_pred_<SVE2_MATCH:sve_int_op><mode>_ptest): Likewise.
 141         (aarch64_sve2_aes<CRYPTO_AES:aes_op>): Likewise.
 142         (aarch64_sve2_aes<CRYPTO_AESMC:aesmc_op>): Likewise.
 143         (*aarch64_sve2_aese_fused, *aarch64_sve2_aesd_fused): Likewise.
 144         (aarch64_sve2_rax1, aarch64_sve2_sm4e, aarch64_sve2_sm4ekey): Likewise.
 145         (<su>mulh<r>s<mode>3): Update after above pattern name changes.
 146         * config/aarch64/iterators.md (VNx16QI_ONLY, VNx4SF_ONLY)
 147         (SVE_STRUCT2, SVE_FULL_BHI, SVE_FULL_HSI, SVE_FULL_HDI)
 148         (SVE2_PMULL_PAIR_I): New mode iterators.
 149         (UNSPEC_ADCLB, UNSPEC_ADCLT, UNSPEC_ADDHNB, UNSPEC_ADDHNT, UNSPEC_BDEP)
 150         (UNSPEC_BEXT, UNSPEC_BGRP, UNSPEC_CADD90, UNSPEC_CADD270, UNSPEC_CDOT)
 151         (UNSPEC_CDOT90, UNSPEC_CDOT180, UNSPEC_CDOT270, UNSPEC_CMLA)
 152         (UNSPEC_CMLA90, UNSPEC_CMLA180, UNSPEC_CMLA270, UNSPEC_COND_FCVTLT)
 153         (UNSPEC_COND_FCVTNT, UNSPEC_COND_FCVTX, UNSPEC_COND_FCVTXNT)
 154         (UNSPEC_COND_FLOGB, UNSPEC_EORBT, UNSPEC_EORTB, UNSPEC_FADDP)
 155         (UNSPEC_FMAXP, UNSPEC_FMAXNMP, UNSPEC_FMLALB, UNSPEC_FMLALT)
 156         (UNSPEC_FMLSLB, UNSPEC_FMLSLT, UNSPEC_FMINP, UNSPEC_FMINNMP)
 157         (UNSPEC_HISTCNT, UNSPEC_HISTSEG, UNSPEC_MATCH, UNSPEC_NMATCH)
 158         (UNSPEC_PMULLB, UNSPEC_PMULLB_PAIR, UNSPEC_PMULLT, UNSPEC_PMULLT_PAIR)
 159         (UNSPEC_RADDHNB, UNSPEC_RADDHNT, UNSPEC_RSUBHNB, UNSPEC_RSUBHNT)
 160         (UNSPEC_SLI, UNSPEC_SRI, UNSPEC_SABDLB, UNSPEC_SABDLT, UNSPEC_SADDLB)
 161         (UNSPEC_SADDLBT, UNSPEC_SADDLT, UNSPEC_SADDWB, UNSPEC_SADDWT)
 162         (UNSPEC_SBCLB, UNSPEC_SBCLT, UNSPEC_SMAXP, UNSPEC_SMINP)
 163         (UNSPEC_SQCADD90, UNSPEC_SQCADD270, UNSPEC_SQDMULLB, UNSPEC_SQDMULLBT)
 164         (UNSPEC_SQDMULLT, UNSPEC_SQRDCMLAH, UNSPEC_SQRDCMLAH90)
 165         (UNSPEC_SQRDCMLAH180, UNSPEC_SQRDCMLAH270, UNSPEC_SQRSHRNB)
 166         (UNSPEC_SQRSHRNT, UNSPEC_SQRSHRUNB, UNSPEC_SQRSHRUNT, UNSPEC_SQSHRNB)
 167         (UNSPEC_SQSHRNT, UNSPEC_SQSHRUNB, UNSPEC_SQSHRUNT, UNSPEC_SQXTNB)
 168         (UNSPEC_SQXTNT, UNSPEC_SQXTUNB, UNSPEC_SQXTUNT, UNSPEC_SSHLLB)
 169         (UNSPEC_SSHLLT, UNSPEC_SSUBLB, UNSPEC_SSUBLBT, UNSPEC_SSUBLT)
 170         (UNSPEC_SSUBLTB, UNSPEC_SSUBWB, UNSPEC_SSUBWT, UNSPEC_SUBHNB)
 171         (UNSPEC_SUBHNT, UNSPEC_TBL2, UNSPEC_UABDLB, UNSPEC_UABDLT)
 172         (UNSPEC_UADDLB, UNSPEC_UADDLT, UNSPEC_UADDWB, UNSPEC_UADDWT)
 173         (UNSPEC_UMAXP, UNSPEC_UMINP, UNSPEC_UQRSHRNB, UNSPEC_UQRSHRNT)
 174         (UNSPEC_UQSHRNB, UNSPEC_UQSHRNT, UNSPEC_UQXTNB, UNSPEC_UQXTNT)
 175         (UNSPEC_USHLLB, UNSPEC_USHLLT, UNSPEC_USUBLB, UNSPEC_USUBLT)
 176         (UNSPEC_USUBWB, UNSPEC_USUBWT): New unspecs.
 177         (UNSPEC_SMULLB, UNSPEC_SMULLT, UNSPEC_UMULLB, UNSPEC_UMULLT)
 178         (UNSPEC_SMULHS, UNSPEC_SMULHRS, UNSPEC_UMULHS, UNSPEC_UMULHRS)
 179         (UNSPEC_RSHRNB, UNSPEC_RSHRNT, UNSPEC_SHRNB, UNSPEC_SHRNT): Move
 180         further down file.
 181         (VNARROW, Ventype): New mode attributes.
 182         (Vewtype): Handle VNx2DI.  Fix typo in comment.
 183         (VDOUBLE): New mode attribute.
 184         (sve_lane_con): Handle VNx8HI.
 185         (SVE_INT_UNARY): Include ss_abs and ss_neg for TARGET_SVE2.
 186         (SVE_INT_BINARY): Likewise ss_plus, us_plus, ss_minus and us_minus.
 187         (sve_int_op, sve_int_op_rev): Handle the above codes.
 188         (sve_pred_int_rhs2_operand): Likewise.
 189         (MULLBT, SHRNB, SHRNT): Delete.
 190         (SVE_INT_SHIFT_IMM): New int iterator.
 191         (SVE_WHILE): Add UNSPEC_WHILEGE, UNSPEC_WHILEGT, UNSPEC_WHILEHI
 192         and UNSPEC_WHILEHS for TARGET_SVE2.
 193         (SVE2_U32_UNARY, SVE2_INT_UNARY_NARROWB, SVE2_INT_UNARY_NARROWT)
 194         (SVE2_INT_BINARY, SVE2_INT_BINARY_LANE, SVE2_INT_BINARY_LONG)
 195         (SVE2_INT_BINARY_LONG_LANE, SVE2_INT_BINARY_NARROWB)
 196         (SVE2_INT_BINARY_NARROWT, SVE2_INT_BINARY_PAIR, SVE2_FP_BINARY_PAIR)
 197         (SVE2_INT_BINARY_PAIR_LONG, SVE2_INT_BINARY_WIDE): New int iterators.
 198         (SVE2_INT_SHIFT_IMM_LONG, SVE2_INT_SHIFT_IMM_NARROWB): Likewise.
 199         (SVE2_INT_SHIFT_IMM_NARROWT, SVE2_INT_SHIFT_INSERT, SVE2_INT_CADD)
 200         (SVE2_INT_BITPERM, SVE2_INT_TERNARY, SVE2_INT_TERNARY_LANE): Likewise.
 201         (SVE2_FP_TERNARY_LONG, SVE2_FP_TERNARY_LONG_LANE, SVE2_INT_CMLA)
 202         (SVE2_INT_CDOT, SVE2_INT_ADD_BINARY_LONG, SVE2_INT_QADD_BINARY_LONG)
 203         (SVE2_INT_SUB_BINARY_LONG, SVE2_INT_QSUB_BINARY_LONG): Likewise.
 204         (SVE2_INT_ADD_BINARY_LONG_LANE, SVE2_INT_QADD_BINARY_LONG_LANE)
 205         (SVE2_INT_SUB_BINARY_LONG_LANE, SVE2_INT_QSUB_BINARY_LONG_LANE)
 206         (SVE2_COND_INT_UNARY_FP, SVE2_COND_FP_UNARY_LONG): Likewise.
 207         (SVE2_COND_FP_UNARY_NARROWB, SVE2_COND_INT_BINARY): Likewise.
 208         (SVE2_COND_INT_BINARY_NOREV, SVE2_COND_INT_BINARY_REV): Likewise.
 209         (SVE2_COND_INT_SHIFT, SVE2_MATCH, SVE2_PMULL): Likewise.
 210         (optab): Handle the new unspecs.
 211         (su, r): Remove entries for UNSPEC_SHRNB, UNSPEC_SHRNT, UNSPEC_RSHRNB
 212         and UNSPEC_RSHRNT.
 213         (lr): Handle the new unspecs.
 214         (bt): Delete.
 215         (cmp_op, while_optab_cmp, sve_int_op): Handle the new unspecs.
 216         (sve_int_op_rev, sve_int_add_op, sve_int_qadd_op, sve_int_sub_op)
 217         (sve_int_qsub_op): New int attributes.
 218         (sve_fp_op, rot): Handle the new unspecs.
 219         * config/aarch64/aarch64-sve-builtins.h
 220         (function_resolver::require_matching_pointer_type): Declare.
 221         (function_resolver::resolve_unary): Add an optional boolean argument.
 222         (function_resolver::finish_opt_n_resolution): Add an optional
 223         type_suffix_index argument.
 224         (gimple_folder::redirect_call): Declare.
 225         (gimple_expander::prepare_gather_address_operands): Add an optional
 226         bool parameter.
 227         * config/aarch64/aarch64-sve-builtins.cc: Include
 228         aarch64-sve-builtins-sve2.h.
 229         (TYPES_b_unsigned, TYPES_b_integer, TYPES_bh_integer): New macros.
 230         (TYPES_bs_unsigned, TYPES_hs_signed, TYPES_hs_integer): Likewise.
 231         (TYPES_hd_unsigned, TYPES_hsd_signed): Likewise.
 232         (TYPES_hsd_integer): Use TYPES_hsd_signed.
 233         (TYPES_s_float_hsd_integer, TYPES_s_float_sd_integer): New macros.
 234         (TYPES_s_unsigned): Likewise.
 235         (TYPES_s_integer): Use TYPES_s_unsigned.
 236         (TYPES_sd_signed, TYPES_sd_unsigned): New macros.
 237         (TYPES_sd_integer): Use them.
 238         (TYPES_d_unsigned): New macro.
 239         (TYPES_d_integer): Use it.
 240         (TYPES_d_data, TYPES_cvt_long, TYPES_cvt_narrow_s): New macros.
 241         (TYPES_cvt_narrow): Likewise.
 242         (DEF_SVE_TYPES_ARRAY): Include the new types macros above.
 243         (preds_mx): New variable.
 244         (function_builder::add_overloaded_function): Allow the new feature
 245         set to be more restrictive than the original one.
 246         (function_resolver::infer_pointer_type): Remove qualifiers from
 247         the pointer type before printing it.
 248         (function_resolver::require_matching_pointer_type): New function.
 249         (function_resolver::resolve_sv_displacement): Handle functions
 250         that don't support 32-bit vector indices or svint32_t vector offsets.
 251         (function_resolver::finish_opt_n_resolution): Take the inferred type
 252         as a separate argument.
 253         (function_resolver::resolve_unary): Optionally treat all forms in
 254         the same way as normal merging functions.
 255         (gimple_folder::redirect_call): New function.
 256         (function_expander::prepare_gather_address_operands): Add an argument
 257         that says whether scaled forms are available.  If they aren't,
 258         handle scaling of vector indices and don't add the extension and
 259         scaling operands.
 260         (function_expander::map_to_unspecs): If aarch64_sve isn't available,
 261         fall back to using cond_* instead.
 262         * config/aarch64/aarch64-sve-builtins-functions.h (rtx_code_function):
 263         Split out the member variables into...
 264         (rtx_code_function_base): ...this new base class.
 265         (rtx_code_function_rotated): Inherit rtx_code_function_base.
 266         (unspec_based_function): Split out the member variables into...
 267         (unspec_based_function_base): ...this new base class.
 268         (unspec_based_function_rotated): Inherit unspec_based_function_base.
 269         (unspec_based_function_exact_insn): New class.
 270         (unspec_based_add_function, unspec_based_add_lane_function)
 271         (unspec_based_lane_function, unspec_based_pred_function)
 272         (unspec_based_qadd_function, unspec_based_qadd_lane_function)
 273         (unspec_based_qsub_function, unspec_based_qsub_lane_function)
 274         (unspec_based_sub_function, unspec_based_sub_lane_function): New
 275         typedefs.
 276         (unspec_based_fused_function): New class.
 277         (unspec_based_mla_function, unspec_based_mls_function): New typedefs.
 278         (unspec_based_fused_lane_function): New class.
 279         (unspec_based_mla_lane_function, unspec_based_mls_lane_function): New
 280         typedefs.
 281         (CODE_FOR_MODE1): New macro.
 282         (fixed_insn_function): New class.
 283         (while_comparison): Likewise.
 284         * config/aarch64/aarch64-sve-builtins-shapes.h (binary_long_lane)
 285         (binary_long_opt_n, binary_narrowb_opt_n, binary_narrowt_opt_n)
 286         (binary_to_uint, binary_wide, binary_wide_opt_n, compare, compare_ptr)
 287         (load_ext_gather_index_restricted, load_ext_gather_offset_restricted)
 288         (load_gather_sv_restricted, shift_left_imm_long): Declare.
 289         (shift_left_imm_to_uint, shift_right_imm_narrowb): Likewise.
 290         (shift_right_imm_narrowt, shift_right_imm_narrowb_to_uint): Likewise.
 291         (shift_right_imm_narrowt_to_uint, store_scatter_index_restricted)
 292         (store_scatter_offset_restricted, tbl_tuple, ternary_long_lane)
 293         (ternary_long_opt_n, ternary_qq_lane_rotate, ternary_qq_rotate)
 294         (ternary_shift_left_imm, ternary_shift_right_imm, ternary_uint)
 295         (unary_convert_narrowt, unary_long, unary_narrowb, unary_narrowt)
 296         (unary_narrowb_to_uint, unary_narrowt_to_uint, unary_to_int): Likewise.
 297         * config/aarch64/aarch64-sve-builtins-shapes.cc (apply_predication):
 298         Also add an initial argument for unary_convert_narrowt, regardless
 299         of the predication type.
 300         (build_32_64): Allow loads and stores to specify MODE_none.
 301         (build_sv_index64, build_sv_uint_offset): New functions.
 302         (long_type_suffix): New function.
 303         (binary_imm_narrowb_base, binary_imm_narrowt_base): New classes.
 304         (binary_imm_long_base, load_gather_sv_base): Likewise.
 305         (shift_right_imm_narrow_wrapper, ternary_shift_imm_base): Likewise.
 306         (ternary_resize2_opt_n_base, ternary_resize2_lane_base): Likewise.
 307         (unary_narrowb_base, unary_narrowt_base): Likewise.
 308         (binary_long_lane_def, binary_long_lane): New shape.
 309         (binary_long_opt_n_def, binary_long_opt_n): Likewise.
 310         (binary_narrowb_opt_n_def, binary_narrowb_opt_n): Likewise.
 311         (binary_narrowt_opt_n_def, binary_narrowt_opt_n): Likewise.
 312         (binary_to_uint_def, binary_to_uint): Likewise.
 313         (binary_wide_def, binary_wide): Likewise.
 314         (binary_wide_opt_n_def, binary_wide_opt_n): Likewise.
 315         (compare_def, compare): Likewise.
 316         (compare_ptr_def, compare_ptr): Likewise.
 317         (load_ext_gather_index_restricted_def,
 318         load_ext_gather_index_restricted): Likewise.
 319         (load_ext_gather_offset_restricted_def,
 320         load_ext_gather_offset_restricted): Likewise.
 321         (load_gather_sv_def): Inherit from load_gather_sv_base.
 322         (load_gather_sv_restricted_def, load_gather_sv_restricted): New shape.
 323         (shift_left_imm_def, shift_left_imm): Likewise.
 324         (shift_left_imm_long_def, shift_left_imm_long): Likewise.
 325         (shift_left_imm_to_uint_def, shift_left_imm_to_uint): Likewise.
 326         (store_scatter_index_restricted_def,
 327         store_scatter_index_restricted): Likewise.
 328         (store_scatter_offset_restricted_def,
 329         store_scatter_offset_restricted): Likewise.
 330         (tbl_tuple_def, tbl_tuple): Likewise.
 331         (ternary_long_lane_def, ternary_long_lane): Likewise.
 332         (ternary_long_opt_n_def, ternary_long_opt_n): Likewise.
 333         (ternary_qq_lane_def): Inherit from ternary_resize2_lane_base.
 334         (ternary_qq_lane_rotate_def, ternary_qq_lane_rotate): New shape
 335         (ternary_qq_opt_n_def): Inherit from ternary_resize2_opt_n_base.
 336         (ternary_qq_rotate_def, ternary_qq_rotate): New shape.
 337         (ternary_shift_left_imm_def, ternary_shift_left_imm): Likewise.
 338         (ternary_shift_right_imm_def, ternary_shift_right_imm): Likewise.
 339         (ternary_uint_def, ternary_uint): Likewise.
 340         (unary_convert): Fix typo in comment.
 341         (unary_convert_narrowt_def, unary_convert_narrowt): New shape.
 342         (unary_long_def, unary_long): Likewise.
 343         (unary_narrowb_def, unary_narrowb): Likewise.
 344         (unary_narrowt_def, unary_narrowt): Likewise.
 345         (unary_narrowb_to_uint_def, unary_narrowb_to_uint): Likewise.
 346         (unary_narrowt_to_uint_def, unary_narrowt_to_uint): Likewise.
 347         (unary_to_int_def, unary_to_int): Likewise.
 348         * config/aarch64/aarch64-sve-builtins-base.cc (unspec_cmla)
 349         (unspec_fcmla, unspec_cond_fcmla, expand_mla_mls_lane): New functions.
 350         (svasrd_impl): Delete.
 351         (svcadd_impl::expand): Handle integer operations too.
 352         (svcmla_impl::expand, svcmla_lane::expand): Likewise, using the
 353         new functions to derive the unspec numbers.
 354         (svmla_svmls_lane_impl): Replace with...
 355         (svmla_lane_impl, svmls_lane_impl): ...these new classes.  Handle
 356         integer operations too.
 357         (svwhile_impl): Rename to...
 358         (svwhilelx_impl): ...this and inherit from while_comparison.
 359         (svasrd): Use unspec_based_function.
 360         (svmla_lane): Use svmla_lane_impl.
 361         (svmls_lane): Use svmls_lane_impl.
 362         (svrecpe, svrsqrte): Handle unsigned integer operations too.
 363         (svwhilele, svwhilelt): Use svwhilelx_impl.
 364         * config/aarch64/aarch64-sve-builtins-sve2.h: New file.
 365         * config/aarch64/aarch64-sve-builtins-sve2.cc: Likewise.
 366         * config/aarch64/aarch64-sve-builtins-sve2.def: Likewise.
 367         * config/aarch64/aarch64-sve-builtins.def: Include
 368         aarch64-sve-builtins-sve2.def.
 369
 370 2020-01-09  Richard Sandiford  <richard.sandiford@arm.com>
 371
 372         * config/aarch64/aarch64-protos.h (aarch64_sve_arith_immediate_p)
 373         (aarch64_sve_sqadd_sqsub_immediate_p): Add a machine_mode argument.
 374         * config/aarch64/aarch64.c (aarch64_sve_arith_immediate_p)
 375         (aarch64_sve_sqadd_sqsub_immediate_p): Likewise.  Handle scalar
 376         immediates as well as vector ones.
 377         * config/aarch64/predicates.md (aarch64_sve_arith_immediate)
 378         (aarch64_sve_sub_arith_immediate, aarch64_sve_qadd_immediate)
 379         (aarch64_sve_qsub_immediate): Update calls accordingly.
 380
 381 2020-01-09  Richard Sandiford  <richard.sandiford@arm.com>
 382
 383         * config/aarch64/aarch64-sve2.md: Add banner comments.
 384         (<su>mulh<r>s<mode>3): Move further up file.
 385         (<su>mull<bt><Vwide>, <r>shrnb<mode>, <r>shrnt<mode>)
 386         (*aarch64_sve2_sra<mode>): Move further down file.
 387         * config/aarch64/t-aarch64 (s-check-sve-md): Check aarch64-sve2.md too.
 388
 389 2020-01-09  Richard Sandiford  <richard.sandiford@arm.com>
 390
 391         * config/aarch64/iterators.md (SVE_WHILE): Add UNSPEC_WHILERW
 392         and UNSPEC_WHILEWR.
 393         (while_optab_cmp): Handle them.
 394         * config/aarch64/aarch64-sve.md
 395         (*while_<while_optab_cmp><GPI:mode><PRED_ALL:mode>_ptest): Make public
 396         and add a "@" marker.
 397         * config/aarch64/aarch64-sve2.md (check_<raw_war>_ptrs<mode>): Use it
 398         instead of gen_aarch64_sve2_while_ptest.
 399         (@aarch64_sve2_while<cmp_op><GPI:mode><PRED_ALL:mode>_ptest): Delete.
 400
 401 2020-01-09  Richard Sandiford  <richard.sandiford@arm.com>
 402
 403         * config/aarch64/aarch64.md (UNSPEC_WHILE_LE): Rename to...
 404         (UNSPEC_WHILELE): ...this.
 405         (UNSPEC_WHILE_LO): Rename to...
 406         (UNSPEC_WHILELO): ...this.
 407         (UNSPEC_WHILE_LS): Rename to...
 408         (UNSPEC_WHILELS): ...this.
 409         (UNSPEC_WHILE_LT): Rename to...
 410         (UNSPEC_WHILELT): ...this.
 411         * config/aarch64/iterators.md (SVE_WHILE): Update accordingly.
 412         (cmp_op, while_optab_cmp): Likewise.
 413         * config/aarch64/aarch64.c (aarch64_sve_move_pred_via_while): Likewise.
 414         * config/aarch64/aarch64-sve-builtins-base.cc (svwhilele): Likewise.
 415         (svwhilelt): Likewise.
 416
 417 2020-01-09  Richard Sandiford  <richard.sandiford@arm.com>
 418
 419         * config/aarch64/aarch64-sve-builtins-shapes.h (unary_count): Delete.
 420         (unary_to_uint): Define.
 421         * config/aarch64/aarch64-sve-builtins-shapes.cc (unary_count_def)
 422         (unary_count): Rename to...
 423         (unary_to_uint_def, unary_to_uint): ...this.
 424         * config/aarch64/aarch64-sve-builtins-base.def: Update accordingly.
 425
 426 2020-01-09  Richard Sandiford  <richard.sandiford@arm.com>
 427
 428         * config/aarch64/aarch64-sve-builtins-functions.h
 429         (code_for_mode_function): New class.
 430         (CODE_FOR_MODE0, QUIET_CODE_FOR_MODE0): New macros.
 431         * config/aarch64/aarch64-sve-builtins-base.cc (svcompact_impl)
 432         (svext_impl, svmul_lane_impl, svsplice_impl, svtmad_impl): Delete.
 433         (svcompact, svext, svsplice): Use QUIET_CODE_FOR_MODE0.
 434         (svmul_lane, svtmad): Use CODE_FOR_MODE0.
 435
 436 2020-01-09  Richard Sandiford  <richard.sandiford@arm.com>
 437
 438         * config/aarch64/iterators.md (addsub): New code attribute.
 439         * config/aarch64/aarch64-simd.md (aarch64_<su_optab><optab><mode>):
 440         Re-express as...
 441         (aarch64_<su_optab>q<addsub><mode>): ...this, making the same change
 442         in the asm string and attributes.  Fix indentation.
 443         * config/aarch64/aarch64-sve.md (@aarch64_<su_optab><optab><mode>):
 444         Re-express as...
 445         (@aarch64_sve_<optab><mode>): ...this.
 446         * config/aarch64/aarch64-sve-builtins.h
 447         (function_expander::expand_signed_unpred_op): Delete.
 448         * config/aarch64/aarch64-sve-builtins.cc
 449         (function_expander::expand_signed_unpred_op): Likewise.
 450         (function_expander::map_to_rtx_codes): If the optab isn't defined,
 451         try using code_for_aarch64_sve instead.
 452         * config/aarch64/aarch64-sve-builtins-base.cc (svqadd_impl): Delete.
 453         (svqsub_impl): Likewise.
 454         (svqadd, svqsub): Use rtx_code_function instead.
 455
 456 2020-01-09  Richard Sandiford  <richard.sandiford@arm.com>
 457
 458         * config/aarch64/iterators.md (SRHSUB, URHSUB): Delete.
 459         (HADDSUB, sur, addsub): Remove them.
 460
 461 2020-01-09  Richard Sandiford  <richard.sandiford@arm.com>
 462
 463         * tree-nrv.c (pass_return_slot::execute): Handle all internal
 464         functions the same way, rather than singling out those that
 465         aren't mapped directly to optabs.
 466
 467 2020-01-09  Richard Sandiford  <richard.sandiford@arm.com>
 468
 469         * target.def (compatible_vector_types_p): New target hook.
 470         * hooks.h (hook_bool_const_tree_const_tree_true): Declare.
 471         * hooks.c (hook_bool_const_tree_const_tree_true): New function.
 472         * doc/tm.texi.in (TARGET_COMPATIBLE_VECTOR_TYPES_P): New hook.
 473         * doc/tm.texi: Regenerate.
 474         * gimple-expr.c: Include target.h.
 475         (useless_type_conversion_p): Use targetm.compatible_vector_types_p.
 476         * config/aarch64/aarch64.c (aarch64_compatible_vector_types_p): New
 477         function.
 478         (TARGET_COMPATIBLE_VECTOR_TYPES_P): Define.
 479         * config/aarch64/aarch64-sve-builtins.cc (gimple_folder::convert_pred):
 480         Use the original predicate if it already has a suitable type.
 481
 482 2020-01-09  Martin Jambor  <mjambor@suse.cz>
 483
 484         * cgraph.h (cgraph_edge): Make remove, set_call_stmt, make_direct,
 485         resolve_speculation and redirect_call_stmt_to_callee static.  Change
 486         return type of set_call_stmt to cgraph_edge *.
 487         * auto-profile.c (afdo_indirect_call): Adjust call to
 488         redirect_call_stmt_to_callee.
 489         * cgraph.c (cgraph_edge::set_call_stmt): Make return cgraph-edge *,
 490         make the this pointer explicit, adjust self-recursive calls and the
 491         call top make_direct.  Return the resulting edge.
 492         (cgraph_edge::remove): Make this pointer explicit.
 493         (cgraph_edge::resolve_speculation): Likewise, adjust call to remove.
 494         (cgraph_edge::make_direct): Likewise, adjust call to
 495         resolve_speculation.
 496         (cgraph_edge::redirect_call_stmt_to_callee): Likewise, also adjust
 497         call to set_call_stmt.
 498         (cgraph_update_edges_for_call_stmt_node): Update call to
 499         set_call_stmt and remove.
 500         * cgraphclones.c (cgraph_node::set_call_stmt_including_clones):
 501         Renamed edge to master_edge.  Adjusted calls to set_call_stmt.
 502         (cgraph_node::create_edge_including_clones): Moved "first" definition
 503         of edge to the block where it was used.  Adjusted calls to
 504         set_call_stmt.
 505         (cgraph_node::remove_symbol_and_inline_clones): Adjust call to
 506         cgraph_edge::remove.
 507         * cgraphunit.c (walk_polymorphic_call_targets): Adjusted calls to
 508         make_direct and redirect_call_stmt_to_callee.
 509         * ipa-fnsummary.c (redirect_to_unreachable): Adjust calls to
 510         resolve_speculation and make_direct.
 511         * ipa-inline-transform.c (inline_transform): Adjust call to
 512         redirect_call_stmt_to_callee.
 513         (check_speculations_1):: Adjust call to resolve_speculation.
 514         * ipa-inline.c (resolve_noninline_speculation): Adjust call to
 515         resolve-speculation.
 516         (inline_small_functions): Adjust call to resolve_speculation.
 517         (ipa_inline): Likewise.
 518         * ipa-prop.c (ipa_make_edge_direct_to_target): Adjust call to
 519         make_direct.
 520         * ipa-visibility.c (function_and_variable_visibility): Make iteration
 521         safe with regards to edge removal, adjust calls to
 522         redirect_call_stmt_to_callee.
 523         * ipa.c (walk_polymorphic_call_targets): Adjust calls to make_direct
 524         and redirect_call_stmt_to_callee.
 525         * multiple_target.c (create_dispatcher_calls): Adjust call to
 526         redirect_call_stmt_to_callee
 527         (redirect_to_specific_clone): Likewise.
 528         * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
 529         Adjust calls to cgraph_edge::remove.
 530         * tree-inline.c (copy_bb): Adjust call to set_call_stmt.
 531         (redirect_all_calls): Adjust call to redirect_call_stmt_to_callee.
 532         (expand_call_inline): Adjust call to cgraph_edge::remove.
 533
 534 2020-01-09  Martin Liska  <mliska@suse.cz>
 535
 536         * params.opt: Set Optimization for
 537         param_max_speculative_devirt_maydefs.
 538
 539 2020-01-09  Martin Sebor  <msebor@redhat.com>
 540
 541         PR middle-end/93200
 542         PR fortran/92956
 543         * builtins.c (compute_objsize): Avoid handling MEM_REFs of vector type.
 544
 545 2020-01-09  Martin Liska  <mliska@suse.cz>
 546
 547         * auto-profile.c (auto_profile): Use opt_for_fn
 548         for a parameter.
 549         * ipa-cp.c (ipcp_lattice::add_value): Likewise.
 550         (propagate_vals_across_arith_jfunc): Likewise.
 551         (hint_time_bonus): Likewise.
 552         (incorporate_penalties): Likewise.
 553         (good_cloning_opportunity_p): Likewise.
 554         (perform_estimation_of_a_value): Likewise.
 555         (estimate_local_effects): Likewise.
 556         (ipcp_propagate_stage): Likewise.
 557         * ipa-fnsummary.c (decompose_param_expr): Likewise.
 558         (set_switch_stmt_execution_predicate): Likewise.
 559         (analyze_function_body): Likewise.
 560         * ipa-inline-analysis.c (offline_size): Likewise.
 561         * ipa-inline.c (early_inliner): Likewise.
 562         * ipa-prop.c (ipa_analyze_node): Likewise.
 563         (ipcp_transform_function): Likewise.
 564         * ipa-sra.c (process_scan_results): Likewise.
 565         (ipa_sra_summarize_function): Likewise.
 566         * params.opt: Rename ipcp-unit-growth to
 567         ipa-cp-unit-growth.  Add Optimization for various
 568         IPA-related parameters.
 569
 570 2020-01-09  Richard Biener  <rguenther@suse.de>
 571
 572         PR middle-end/93054
 573         * gimplify.c (gimplify_expr): Deal with NOP definitions.
 574
 575 2020-01-09  Richard Biener  <rguenther@suse.de>
 576
 577         PR tree-optimization/93040
 578         * gimple-ssa-store-merging.c (find_bswap_or_nop): Raise search limit.
 579
 580 2020-01-09  Georg-Johann Lay  <avr@gjlay.de>
 581
 582         * common/config/avr/avr-common.c (avr_option_optimization_table)
 583         [OPT_LEVELS_1_PLUS]: Set -fsplit-wide-types-early.
 584
 585 2020-01-09  Martin Liska  <mliska@suse.cz>
 586
 587         * cgraphclones.c (symbol_table::materialize_all_clones):
 588         Use cgraph_node::dump_name.
 589
 590 2020-01-09  Jakub Jelinek  <jakub@redhat.com>
 591
 592         PR inline-asm/93202
 593         * config/riscv/riscv.c (riscv_print_operand_reloc): Use
 594         output_operand_lossage instead of gcc_unreachable.
 595         * doc/md.texi (riscv f constraint): Fix typo.
 596
 597         PR target/93141
 598         * config/i386/i386.md (subv<mode>4): Use SWIDWI iterator instead of
 599         SWI.  Use <general_hilo_operand> instead of <general_operand>.  Use
 600         CONST_SCALAR_INT_P instead of CONST_INT_P.
 601         (*subv<mode>4_1): Rename to ...
 602         (subv<mode>4_1): ... this.
 603         (*subv<dwi>4_doubleword, *addv<dwi>4_doubleword_1): New
 604         define_insn_and_split patterns.
 605         (*subv<mode>4_overflow_1, *addv<mode>4_overflow_2): New define_insn
 606         patterns.
 607
 608 2020-01-08  David Malcolm  <dmalcolm@redhat.com>
 609
 610         * vec.c (class selftest::count_dtor): New class.
 611         (selftest::test_auto_delete_vec): New test.
 612         (selftest::vec_c_tests): Call it.
 613         * vec.h (class auto_delete_vec): New class template.
 614         (auto_delete_vec<T>::~auto_delete_vec): New dtor.
 615
 616 2020-01-08  David Malcolm  <dmalcolm@redhat.com>
 617
 618         * sbitmap.h (auto_sbitmap): Add operator const_sbitmap.
 619
 620 2020-01-08  Jim Wilson  <jimw@sifive.com>
 621
 622         * config/riscv/riscv.c (riscv_legitimize_tls_address): Ifdef out
 623         use of TLS_MODEL_LOCAL_EXEC when not pic.
 624
 625 2020-01-08  David Malcolm  <dmalcolm@redhat.com>
 626
 627         * hash-map-tests.c (selftest::test_map_of_strings_to_int): Fix
 628         memory leak.
 629
 630 2020-01-08  Jakub Jelinek  <jakub@redhat.com>
 631
 632         PR target/93187
 633         * config/i386/i386.md (*stack_protect_set_2_<mode> peephole2,
 634         *stack_protect_set_3 peephole2): Also check that the second
 635         insns source is general_operand.
 636
 637         PR target/93174
 638         * config/i386/i386.md (addcarry<mode>_0): Use nonimmediate_operand
 639         predicate for output operand instead of register_operand.
 640         (addcarry<mode>, addcarry<mode>_1): Likewise.  Add alternative with
 641         memory destination and non-memory operands[2].
 642
 643 2020-01-08  Martin Liska  <mliska@suse.cz>
 644
 645         * cgraph.c (cgraph_node::dump): Use ::dump_name or
 646         ::dump_asm_name instead of (::name or ::asm_name).
 647         * cgraphclones.c (symbol_table::materialize_all_clones): Likewise.
 648         * cgraphunit.c (walk_polymorphic_call_targets): Likewise.
 649         (analyze_functions): Likewise.
 650         (expand_all_functions): Likewise.
 651         * ipa-cp.c (ipcp_cloning_candidate_p): Likewise.
 652         (propagate_bits_across_jump_function): Likewise.
 653         (dump_profile_updates): Likewise.
 654         (ipcp_store_bits_results): Likewise.
 655         (ipcp_store_vr_results): Likewise.
 656         * ipa-devirt.c (dump_targets): Likewise.
 657         * ipa-fnsummary.c (analyze_function_body): Likewise.
 658         * ipa-hsa.c (check_warn_node_versionable): Likewise.
 659         (process_hsa_functions): Likewise.
 660         * ipa-icf.c (sem_item_optimizer::merge_classes): Likewise.
 661         (set_alias_uids): Likewise.
 662         * ipa-inline-transform.c (save_inline_function_body): Likewise.
 663         * ipa-inline.c (recursive_inlining): Likewise.
 664         (inline_to_all_callers_1): Likewise.
 665         (ipa_inline): Likewise.
 666         * ipa-profile.c (ipa_propagate_frequency_1): Likewise.
 667         (ipa_propagate_frequency): Likewise.
 668         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
 669         (remove_described_reference): Likewise.
 670         * ipa-pure-const.c (worse_state): Likewise.
 671         (check_retval_uses): Likewise.
 672         (analyze_function): Likewise.
 673         (propagate_pure_const): Likewise.
 674         (propagate_nothrow): Likewise.
 675         (dump_malloc_lattice): Likewise.
 676         (propagate_malloc): Likewise.
 677         (pass_local_pure_const::execute): Likewise.
 678         * ipa-visibility.c (optimize_weakref): Likewise.
 679         (function_and_variable_visibility): Likewise.
 680         * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
 681         (ipa_discover_variable_flags): Likewise.
 682         * lto-streamer-out.c (output_function): Likewise.
 683         (output_constructor): Likewise.
 684         * tree-inline.c (copy_bb): Likewise.
 685         * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
 686         * varpool.c (symbol_table::remove_unreferenced_decls): Likewise.
 687
 688 2020-01-08  Richard Biener  <rguenther@suse.de>
 689
 690         PR middle-end/93199
 691         * tree-eh.c (sink_clobbers): Update virtual operands for
 692         the first and last stmt only.  Add a dry-run capability.
 693         (pass_lower_eh_dispatch::execute): Perform clobber sinking
 694         after CFG manipulations and in RPO order to catch all
 695         secondary opportunities reliably.
 696
 697 2020-01-08  Georg-Johann Lay  <avr@gjlay.de>
 698
 699         PR target/93182
 700         * doc/invoke.texi (AVR Options) <-nodevicespecs>: Document.
 701
 702 2019-01-08  Richard Biener  <rguenther@suse.de>
 703
 704         PR middle-end/93199
 705         * gimple-fold.c (rewrite_to_defined_overflow): Mark stmt modified.
 706         * tree-ssa-loop-im.c (move_computations_worker): Properly adjust
 707         virtual operand, also updating SSA use.
 708         * gimple-loop-interchange.cc (loop_cand::undo_simple_reduction):
 709         Update stmt after resetting virtual operand.
 710         (tree_loop_interchange::move_code_to_inner_loop): Likewise.
 711         * gimple-iterator.c (gsi_remove): When not removing the stmt
 712         permanently do not delink immediate uses or mark the stmt modified.
 713
 714 2020-01-08  Martin Liska  <mliska@suse.cz>
 715
 716         * ipa-fnsummary.c (dump_ipa_call_summary): Use symtab_node::dump_name.
 717         (ipa_call_context::estimate_size_and_time): Likewise.
 718         (inline_analyze_function): Likewise.
 719
 720 2020-01-08  Martin Liska  <mliska@suse.cz>
 721
 722         * cgraph.c (cgraph_node::dump): Use systematically
 723         dump_asm_name.
 724
 725 2020-01-08  Georg-Johann Lay  <avr@gjlay.de>
 726
 727         Add -nodevicespecs option for avr.
 728
 729         PR target/93182
 730         * config/avr/avr.opt (-nodevicespecs): New driver option.
 731         * config/avr/driver-avr.c (avr_devicespecs_file): Only issue
 732         "-specs=device-specs/..." if that option is not set.
 733         * doc/invoke.texi (AVR Options) <-nodevicespecs>: Document.
 734
 735 2020-01-08  Georg-Johann Lay  <avr@gjlay.de>
 736
 737         Implement 64-bit double functions for avr.
 738
 739         PR target/92055
 740         * config.gcc (tm_defines) [target=avr]: Support --with-libf7,
 741         --with-double-comparison.
 742         * doc/install.texi: Document them.
 743         * config/avr/avr-c.c (avr_cpu_cpp_builtins)
 744         <WITH_LIBF7_LIBGCC, WITH_LIBF7_MATH, WITH_LIBF7_MATH_SYMBOLS>
 745         <WITH_DOUBLE_COMPARISON>: New built-in defines.
 746         * doc/invoke.texi (AVR Built-in Macros): Document them.
 747         * config/avr/avr-protos.h (avr_float_lib_compare_returns_bool): New.
 748         * config/avr/avr.c (avr_float_lib_compare_returns_bool): New function.
 749         * config/avr/avr.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): New macro.
 750
 751 2020-01-08  Richard Earnshaw  <rearnsha@arm.com>
 752
 753         PR target/93188
 754         * config/arm/t-multilib (MULTILIB_MATCHES): Add rules to match
 755         armv7-a{+mp,+sec,+mp+sec} to appropriate armv7 multilib variants
 756         when only building rm-profile multilibs.
 757
 758 2020-01-08  Feng Xue  <fxue@os.amperecomputing.com>
 759
 760         PR ipa/93084
 761         * ipa-cp.c (self_recursively_generated_p): Find matched aggregate
 762         lattice for a value to check.
 763         (propagate_vals_across_arith_jfunc): Add an assertion to ensure
 764         finite propagation in self-recursive scc.
 765
 766 2020-01-08  Luo Xiong Hu  <luoxhu@linux.ibm.com>
 767
 768         * ipa-inline.c (caller_growth_limits): Restore the AND.
 769
 770 2020-01-07  Andrew Stubbs  <ams@codesourcery.com>
 771
 772         * config/gcn/gcn-valu.md (VEC_1REG_INT_ALT): Delete iterator.
 773         (VEC_ALLREG_ALT): New iterator.
 774         (VEC_ALLREG_INT_MODE): New iterator.
 775         (VCMP_MODE): New iterator.
 776         (VCMP_MODE_INT): New iterator.
 777         (vec_cmpu<mode>di): Use VCMP_MODE_INT.
 778         (vec_cmp<u>v64qidi): New define_expand.
 779         (vec_cmp<mode>di_exec): Use VCMP_MODE.
 780         (vec_cmpu<mode>di_exec): New define_expand.
 781         (vec_cmp<u>v64qidi_exec): New define_expand.
 782         (vec_cmp<mode>di_dup): Use VCMP_MODE.
 783         (vec_cmp<mode>di_dup_exec): Use VCMP_MODE.
 784         (vcond<VEC_ALL1REG_MODE:mode><VEC_1REG_ALT:mode>): Rename ...
 785         (vcond<VEC_ALLREG_MODE:mode><VEC_ALLREG_ALT:mode>): ... to this.
 786         (vcond<VEC_ALL1REG_MODE:mode><VEC_1REG_ALT:mode>_exec): Rename ...
 787         (vcond<VEC_ALLREG_MODE:mode><VEC_ALLREG_ALT:mode>_exec): ... to this.
 788         (vcondu<VEC_ALL1REG_MODE:mode><VEC_1REG_INT_ALT:mode>): Rename ...
 789         (vcondu<VEC_ALLREG_MODE:mode><VEC_ALLREG_INT_MODE:mode>): ... to this.
 790         (vcondu<VEC_ALL1REG_MODE:mode><VEC_1REG_INT_ALT:mode>_exec): Rename ...
 791         (vcondu<VEC_ALLREG_MODE:mode><VEC_ALLREG_INT_MODE:mode>_exec): ... to
 792         this.
 793         * config/gcn/gcn.c (print_operand): Fix 8 and 16 bit suffixes.
 794         * config/gcn/gcn.md (expander): Add sign_extend and zero_extend.
 795
 796 2020-01-07  Andrew Stubbs  <ams@codesourcery.com>
 797
 798         * config/gcn/constraints.md (DA): Update description and match.
 799         (DB): Likewise.
 800         (Db): New constraint.
 801         * config/gcn/gcn-protos.h (gcn_inline_constant64_p): Add second
 802         parameter.
 803         * config/gcn/gcn.c (gcn_inline_constant64_p): Add 'mixed' parameter.
 804         Implement 'Db' mixed immediate type.
 805         * config/gcn/gcn-valu.md (addcv64si3<exec_vcc>): Rework constraints.
 806         (addcv64si3_dup<exec_vcc>): Delete.
 807         (subcv64si3<exec_vcc>): Rework constraints.
 808         (addv64di3): Rework constraints.
 809         (addv64di3_exec): Rework constraints.
 810         (subv64di3): Rework constraints.
 811         (addv64di3_dup): Delete.
 812         (addv64di3_dup_exec): Delete.
 813         (addv64di3_zext): Rework constraints.
 814         (addv64di3_zext_exec): Rework constraints.
 815         (addv64di3_zext_dup): Rework constraints.
 816         (addv64di3_zext_dup_exec): Rework constraints.
 817         (addv64di3_zext_dup2): Rework constraints.
 818         (addv64di3_zext_dup2_exec): Rework constraints.
 819         (addv64di3_sext_dup2): Rework constraints.
 820         (addv64di3_sext_dup2_exec): Rework constraints.
 821
 822 2020-01-07  Andre Vieira  <andre.simoesdiasvieira@arm.com>
 823
 824         * doc/sourcebuild.texi (arm_little_endian, arm_nothumb): Documented
 825         existing target checks.
 826
 827 2020-01-07  Richard Biener  <rguenther@suse.de>
 828
 829         * doc/install.texi: Bump minimal supported MPC version.
 830
 831 2020-01-07  Richard Sandiford  <richard.sandiford@arm.com>
 832
 833         * langhooks-def.h (lhd_simulate_enum_decl): Declare.
 834         (LANG_HOOKS_SIMULATE_ENUM_DECL): Use it.
 835         * langhooks.c: Include stor-layout.h.
 836         (lhd_simulate_enum_decl): New function.
 837         * config/aarch64/aarch64-sve-builtins.cc (init_builtins): Call
 838         handle_arm_sve_h for the LTO frontend.
 839         (register_vector_type): Cope with null returns from pushdecl.
 840
 841 2020-01-07  Richard Sandiford  <richard.sandiford@arm.com>
 842
 843         * config/aarch64/aarch64-protos.h (aarch64_sve::svbool_type_p)
 844         (aarch64_sve::nvectors_if_data_type): Replace with...
 845         (aarch64_sve::builtin_type_p): ...this.
 846         * config/aarch64/aarch64-sve-builtins.cc: Include attribs.h.
 847         (find_vector_type): Delete.
 848         (add_sve_type_attribute): New function.
 849         (lookup_sve_type_attribute): Likewise.
 850         (register_builtin_types): Add an "SVE type" attribute to each type.
 851         (register_tuple_type): Likewise.
 852         (svbool_type_p, nvectors_if_data_type): Delete.
 853         (mangle_builtin_type): Use lookup_sve_type_attribute.
 854         (builtin_type_p): Likewise.  Add an overload that returns the
 855         number of constituent vector and predicate registers.
 856         * config/aarch64/aarch64.c (aarch64_sve_argument_p): Delete.
 857         (aarch64_returns_value_in_sve_regs_p): Use aarch64_sve::builtin_type_p
 858         instead of aarch64_sve_argument_p.
 859         (aarch64_takes_arguments_in_sve_regs_p): Likewise.
 860         (aarch64_pass_by_reference): Likewise.
 861         (aarch64_function_value_1): Likewise.
 862         (aarch64_return_in_memory): Likewise.
 863         (aarch64_layout_arg): Likewise.
 864
 865 2020-01-07  Jakub Jelinek  <jakub@redhat.com>
 866
 867         PR tree-optimization/93156
 868         * tree-ssa-ccp.c (bit_value_binop): For x * x note that the second
 869         least significant bit is always clear.
 870
 871         PR tree-optimization/93118
 872         * match.pd ((x >> c) << c -> x & (-1<<c)): Add nop_convert?.  Add new
 873         simplifier with two intermediate conversions.
 874
 875 2020-01-07  Martin Liska  <mliska@suse.cz>
 876
 877         * params.opt: Add Optimization for various parameters.
 878
 879 2020-01-07  Martin Liska  <mliska@suse.cz>
 880
 881         PR ipa/83411
 882         * doc/extend.texi: Explain cloning for target_clone
 883         attribute.
 884
 885 2020-01-07  Martin Liska  <mliska@suse.cz>
 886
 887         PR tree-optimization/92860
 888         * common.opt: Make in Optimization option
 889         as it is affected by -O0, which is an Optimization
 890         option.
 891         * tree-inline.c (tree_inlinable_function_p):
 892         Use opt_for_fn for warn_inline.
 893         (expand_call_inline): Likewise.
 894
 895 2020-01-07  Martin Liska  <mliska@suse.cz>
 896
 897         PR tree-optimization/92860
 898         * common.opt: Make flag_ree as optimization
 899         attribute.
 900
 901 2020-01-07  Martin Liska  <mliska@suse.cz>
 902
 903         PR optimization/92860
 904         * params.opt: Mark param_min_crossjump_insns with Optimization
 905         keyword.
 906
 907 2020-01-07  Luo Xiong Hu  <luoxhu@linux.ibm.com>
 908
 909         * ipa-inline-analysis.c (estimate_growth): Fix typo.
 910         * ipa-inline.c (caller_growth_limits): Use OR instead of AND.
 911
 912 2020-01-06  Michael Meissner  <meissner@linux.ibm.com>
 913
 914         * config/rs6000/rs6000.c (hard_reg_and_mode_to_addr_mask): New
 915         helper function to return the valid addressing formats for a given
 916         hard register and mode.
 917         (rs6000_adjust_vec_address): Call hard_reg_and_mode_to_addr_mask.
 918
 919         * config/rs6000/constraints.md (Q constraint): Update
 920         documentation.
 921         * doc/md.texi (RS/6000 constraints): Update 'Q' cosntraint
 922         documentation.
 923
 924         * config/rs6000/vsx.md (vsx_extract_<mode>_var, VSX_D iterator):
 925         Use 'Q' for doing vector extract from memory.
 926         (vsx_extract_v4sf_var): Use 'Q' for doing vector extract from
 927         memory.
 928         (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): Use 'Q' for
 929         doing vector extract from memory.
 930         (vsx_extract_<mode>_<VS_scalar>mode_var): Use 'Q' for doing vector
 931         extract from memory.
 932
 933         * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Add support
 934         for the offset being 34-bits when -mcpu=future is used.
 935
 936 2020-01-06  John David Anglin  <danglin@gcc.gnu.org>
 937
 938         * config/pa/pa.md: Revert change to use ordered_comparison_operator
 939         instead of cmpib_comparison_operator in cmpib patterns.
 940         * config/pa/predicates.md (cmpib_comparison_operator): Revert removal
 941         of cmpib_comparison_operator.  Revise comment.
 942
 943 2020-01-06  Richard Sandiford  <richard.sandiford@arm.com>
 944
 945         * tree-vect-slp.c (vect_build_slp_tree_1): Require all shifts
 946         in an IFN_DIV_POW2 node to be equal.
 947
 948 2020-01-06  Richard Sandiford  <richard.sandiford@arm.com>
 949
 950         * tree-vect-stmts.c (vect_check_load_store_mask): Rename to...
 951         (vect_check_scalar_mask): ...this.
 952         (vectorizable_store, vectorizable_load): Update call accordingly.
 953         (vectorizable_call): Use vect_check_scalar_mask to check the mask
 954         argument in calls to conditional internal functions.
 955
 956 2020-01-06  Andrew Stubbs  <ams@codesourcery.com>
 957
 958         * config/gcn/gcn-valu.md (subv64di3): Use separate alternatives for
 959         '0' matching inputs.
 960         (subv64di3_exec): Likewise.
 961
 962 2020-01-06  Bryan Stenson  <bryan@siliconvortex.com>
 963
 964         * config/mips/mips.c (vr4130_align_insns): Fix typo.
 965         * doc/md.texi (movstr): Likewise.
 966
 967 2020-01-06  Andrew Stubbs  <ams@codesourcery.com>
 968
 969         * config/gcn/gcn-valu.md (vec_extract<mode><scalar_mode>): Add early
 970         clobber.
 971
 972 2020-01-06  Richard Sandiford  <richard.sandiford@arm.com>
 973
 974         * config/aarch64/t-aarch64 ($(srcdir)/config/aarch64/aarch64-tune.md):
 975         Depend on...
 976         (s-aarch64-tune-md): ...this new stamp file.  Pipe the new contents
 977         to a temporary file and use move-if-change to update the real
 978         file where necessary.
 979
 980 2020-01-06  Richard Sandiford  <richard.sandiford@arm.com>
 981
 982         * config/aarch64/aarch64-sve.md (@aarch64_sel_dup<mode>): Use Upl
 983         rather than Upa for CPY /M.
 984
 985 2020-01-06  Andrew Stubbs  <ams@codesourcery.com>
 986
 987         * config/gcn/gcn.c (gcn_inline_constant_p): Allow 64 as an inline
 988         immediate.
 989
 990 2020-01-06  Martin Liska  <mliska@suse.cz>
 991
 992     PR tree-optimization/92860
 993     * params.opt: Mark param_max_combine_insns with Optimization
 994     keyword.
 995
 996 2020-01-05  Jakub Jelinek  <jakub@redhat.com>
 997
 998         PR target/93141
 999         * config/i386/i386.md (SWIDWI): New mode iterator.
1000         (DWI, dwi): Add TImode variants.
1001         (addv<mode>4): Use SWIDWI iterator instead of SWI.  Use
1002         <general_hilo_operand> instead of <general_operand>.  Use
1003         CONST_SCALAR_INT_P instead of CONST_INT_P.
1004         (*addv<mode>4_1): Rename to ...
1005         (addv<mode>4_1): ... this.
1006         (QWI): New mode attribute.
1007         (*addv<dwi>4_doubleword, *addv<dwi>4_doubleword_1): New
1008         define_insn_and_split patterns.
1009         (*addv<mode>4_overflow_1, *addv<mode>4_overflow_2): New define_insn
1010         patterns.
1011         (uaddv<mode>4): Use SWIDWI iterator instead of SWI.  Use
1012         <general_hilo_operand> instead of <general_operand>.
1013         (*addcarry<mode>_1): New define_insn.
1014         (*add<dwi>3_doubleword_cc_overflow_1): New define_insn_and_split.
1015
1016 2020-01-03  Konstantin Kharlamov  <Hi-Angel@yandex.ru>
1017
1018         * gdbinit.in (pr, prl, pt, pct, pgg, pgq, pgs, pge, pmz, pdd, pbs, pbm):
1019         Use "call" instead of "set".
1020
1021 2020-01-03  Martin Jambor  <mjambor@suse.cz>
1022
1023         PR ipa/92917
1024         * ipa-cp.c (print_all_lattices): Skip functions without info.
1025
1026 2020-01-03  Jakub Jelinek  <jakub@redhat.com>
1027
1028         PR target/93089
1029         * config/i386/i386-options.c (ix86_simd_clone_adjust): If
1030         TARGET_PREFER_AVX128, use prefer-vector-width=256 for 'c' and 'd'
1031         simd clones.  If TARGET_PREFER_AVX256, use prefer-vector-width=512
1032         for 'e' simd clones.
1033
1034         PR target/93089
1035         * config/i386/i386.opt (x_prefer_vector_width_type): Remove TargetSave
1036         entry.
1037         (mprefer-vector-width=): Add Save.
1038         * config/i386/i386-options.c (ix86_target_string): Add PVW argument, print
1039         -mprefer-vector-width= if non-zero.  Fix up -mfpmath= comment.
1040         (ix86_debug_options, ix86_function_specific_print): Adjust
1041         ix86_target_string callers.
1042         (ix86_valid_target_attribute_inner_p): Handle prefer-vector-width=.
1043         (ix86_valid_target_attribute_tree): Likewise.
1044         * config/i386/i386-options.h (ix86_target_string): Add PVW argument.
1045         * config/i386/i386-expand.c (ix86_expand_builtin): Adjust
1046         ix86_target_string caller.
1047
1048         PR target/93110
1049         * config/i386/i386.md (abs<mode>2): Use expand_simple_binop instead of
1050         emitting ASHIFTRT, XOR and MINUS by hand.  Use gen_int_mode with QImode
1051         instead of gen_int_shift_amount + convert_modes.
1052
1053         PR rtl-optimization/93088
1054         * loop-iv.c (find_single_def_src): Punt after looking through
1055         128 reg copies for regs with single definitions.  Move definitions
1056         to first uses.
1057
1058 2020-01-02  Dennis Zhang  <dennis.zhang@arm.com>
1059
1060         * config/arm/arm-c.c (arm_cpu_builtins): Define
1061         __ARM_FEATURE_MATMUL_INT8, __ARM_FEATURE_BF16_VECTOR_ARITHMETIC,
1062         __ARM_FEATURE_BF16_SCALAR_ARITHMETIC, and
1063         __ARM_BF16_FORMAT_ALTERNATIVE when enabled.
1064         * config/arm/arm-cpus.in (armv8_6, i8mm, bf16): New features.
1065         * config/arm/arm-tables.opt: Regenerated.
1066         * config/arm/arm.c (arm_option_reconfigure_globals): Initialize
1067         arm_arch_i8mm and arm_arch_bf16 when enabled.
1068         * config/arm/arm.h (TARGET_I8MM): New macro.
1069         (TARGET_BF16_FP, TARGET_BF16_SIMD): Likewise.
1070         * config/arm/t-aprofile: Add matching rules for -march=armv8.6-a.
1071         * config/arm/t-arm-elf (all_v8_archs): Add armv8.6-a.
1072         * config/arm/t-multilib: Add matching rules for -march=armv8.6-a.
1073         (v8_6_a_simd_variants): New.
1074         (v8_*_a_simd_variants): Add i8mm and bf16.
1075         * doc/invoke.texi (armv8.6-a, i8mm, bf16): Document new options.
1076
1077 2020-01-02  Jakub Jelinek  <jakub@redhat.com>
1078
1079         PR ipa/93087
1080         * predict.c (compute_function_frequency): Don't call
1081         warn_function_cold on functions that already have cold attribute.
1082
1083 2020-01-01  John David Anglin  <danglin@gcc.gnu.org>
1084
1085         PR target/67834
1086         * config/pa/pa.c (pa_elf_select_rtx_section): New.  Put references to
1087         COMDAT group function labels in .data.rel.ro.local section.
1088         * config/pa/pa32-linux.h (TARGET_ASM_SELECT_RTX_SECTION): Define.
1089
1090         PR target/93111
1091         * config/pa/pa.md (scc): Use ordered_comparison_operator instead of
1092         comparison_operator in B and S integer comparisons.  Likewise, use
1093         ordered_comparison_operator instead of cmpib_comparison_operator in
1094         cmpib patterns.
1095         * config/pa/predicates.md (cmpib_comparison_operator): Remove.
1096
1097 2020-01-01  Jakub Jelinek  <jakub@redhat.com>
1098
1099         Update copyright years.
1100
1101         * gcc.c (process_command): Update copyright notice dates.
1102         * gcov-dump.c (print_version): Ditto.
1103         * gcov.c (print_version): Ditto.
1104         * gcov-tool.c (print_version): Ditto.
1105         * gengtype.c (create_file): Ditto.
1106         * doc/cpp.texi: Bump @copying's copyright year.
1107         * doc/cppinternals.texi: Ditto.
1108         * doc/gcc.texi: Ditto.
1109         * doc/gccint.texi: Ditto.
1110         * doc/gcov.texi: Ditto.
1111         * doc/install.texi: Ditto.
1112         * doc/invoke.texi: Ditto.
1113
1114 2020-01-01  Jan Hubicka  <hubicka@ucw.cz>
1115
1116         * ipa.c (walk_polymorphic_call_targets): Fix updating of overall
1117         summary.
1118
1119 2020-01-01  Jakub Jelinek  <jakub@redhat.com>
1120
1121         PR tree-optimization/93098
1122         * match.pd (popcount): For shift amounts, use integer_onep
1123         or wi::to_widest () == cst instead of tree_to_uhwi () == cst
1124         tests.  Make sure that precision is power of two larger than or equal
1125         to 16.  Ensure shift is never negative.  Use HOST_WIDE_INT_UC macro
1126         instead of ULL suffixed constants.  Formatting fixes.
1127 \f
1128 Copyright (C) 2020 Free Software Foundation, Inc.
1129
1130 Copying and distribution of this file, with or without modification,
1131 are permitted in any medium without royalty provided the copyright
1132 notice and this notice are preserved.