blob: d8e53874e68611d7d4e7fc6cdb36950b1eec1490 [file] [log] [blame]
2020-03-12 Release Manager
* GCC 9.3.0 released.
2020-03-05 Jakub Jelinek <jakub@redhat.com>
PR target/94046
* config/i386/avx2intrin.h (_mm_mask_i32gather_ps): Fix first cast of
SRC and MASK arguments to __m128 from __m128d.
(_mm256_mask_i32gather_ps): Fix first cast of MASK argument to __m256
from __m256d.
(_mm_mask_i64gather_ps): Fix first cast of MASK argument to __m128
from __m128d.
* config/i386/xopintrin.h (_mm_permute2_pd): Fix first cast of C
argument to __m128i from __m128d.
(_mm256_permute2_pd): Fix first cast of C argument to __m256i from
__m256d.
(_mm_permute2_ps): Fix first cast of C argument to __m128i from __m128.
(_mm256_permute2_ps): Fix first cast of C argument to __m256i from
__m256.
2020-03-05 Richard Earnshaw <rearnsha@arm.com>
PR target/90311
Backport from master
2019-07-18 Richard Earnshaw <rearnsha@arm.com>
* config/arm/predicates.md (arm_borrow_operation): New predicate.
* config/arm/arm.c (subdi3_compare1): Use CCmode for the split.
(arm_subdi3, subdi_di_zesidi, subdi_di_sesidi): Likewise.
(subdi_zesidi_zesidi): Likewise.
(negdi2_compare, negdi2_insn): Likewise.
(negdi_extensidi): Likewise.
(negdi_zero_extendsidi): Likewise.
(arm_cmpdi_insn): Likewise.
(subsi3_carryin): Use arm_borrow_operation.
(subsi3_carryin_const): Likewise.
(subsi3_carryin_const0): Likewise.
(subsi3_carryin_compare): Likewise.
(subsi3_carryin_compare_const): Likewise.
(subsi3_carryin_compare_const0): Likewise.
(subsi3_carryin_shift): Likewise.
(rsbsi3_carryin_shift): Likewise.
(negsi2_carryin_compare): Likewise.
2020-03-04 Marek Polacek <polacek@redhat.com>
Backport from mainline
2020-01-26 Marek Polacek <polacek@redhat.com>
PR sanitizer/93436
* sanopt.c (sanitize_rewrite_addressable_params): Avoid crash on
null DECL_NAME.
2020-03-03 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/94002
* explow.c (plus_constant): Punt if cst has VOIDmode and
get_pool_mode is different from mode.
2020-03-02 Jason Merrill <jason@redhat.com>
PR c++/92601
* tree.c (verify_type_variant): Only verify TYPE_NEEDS_CONSTRUCTING
of complete types.
2020-02-29 Peter Bergner <bergner@linux.ibm.com>
Revert
2020-02-20 Peter Bergner <bergner@linux.ibm.com>
PR target/93658
* config/rs6000/rs6000.c (rs6000_legitimate_address_p): Handle VSX
vector modes.
2020-02-05 Michael Meissner <meissner@linux.ibm.com>
PR target/93568
* config/rs6000/rs6000.c (get_vector_offset): Fix Q constraint assert
to use "mem".
Backport from master
2020-02-03 Michael Meissner <meissner@linux.ibm.com>
* config/rs6000/rs6000.c (get_vector_offset): New helper function
to calculate the offset in memory from the start of a vector of a
particular element. Add code to keep the element number in
bounds if the element number is variable.
(rs6000_adjust_vec_address): Move calculation of offset of the
vector element to get_vector_offset.
(rs6000_split_vec_extract_var): Do not do the initial AND of
element here, move the code to get_vector_offset.
2020-01-06 Michael Meissner <meissner@linux.ibm.com>
* config/rs6000/vsx.md (vsx_extract_<mode>_var, VSX_D iterator):
Use 'Q' for doing vector extract from memory.
(vsx_extract_v4sf_var): Use 'Q' for doing vector extract from
memory.
(vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): Use 'Q' for
doing vector extract from memory.
(vsx_extract_<mode>_<VS_scalar>mode_var): Use 'Q' for doing vector
extract from memory.
2020-02-28 Martin Liska <mliska@suse.cz>
Backport from mainline
2020-02-28 Martin Liska <mliska@suse.cz>
PR other/93965
* configure.ac: Improve detection of ld_date by requiring
either two dashes or none.
* configure: Regenerate.
2020-02-27 Jakub Jelinek <jakub@redhat.com>
PR c/93949
* gimplify.c (gimplify_init_constructor): Don't promote readonly
DECL_REGISTER variables to TREE_STATIC.
2020-02-27 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/93945
* tree-ssa-sccvn.c (vn_reference_lookup_3): For memset with non-zero
second operand, require ref->size to be a multiple of BITS_PER_UNIT.
2020-02-26 Carl Love <cel@us.ibm.com>
PR target/91276
* doc/extend.texi (PowerPC AltiVec Built-in Functions Available on ISA
3.0): The builtin-function name __builtin_crypto_vpmsumb is only for
the vector unsigned short arguments. It is also listed as the name of
the built-in for arguments vector unsigned short,
vector unsigned int and vector unsigned long long built-ins. The
name of the builtins for these arguments should be:
__builtin_crypto_vpmsumh, __builtin_crypto_vpmsumw and
__builtin_crypto_vpmsumd respectively.
2020-02-26 Jason Merrill <jason@redhat.com>
PR c++/92003
* symtab.c (symtab_node::nonzero_address): A DECL_COMDAT decl has
non-zero address even if weak and not yet defined.
2020-02-26 Jiufu Guo <guojiufu@linux.ibm.com>
PR target/93047
* config/rs6000/rs6000.md (untyped_call): Add emit_clobber.
2020-02-26 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/93820
* gimple-ssa-store-merging.c (check_no_overlap): Change RHS_CODE
argument to ALL_INTEGER_CST_P boolean.
(imm_store_chain_info::try_coalesce_bswap): Adjust caller.
(imm_store_chain_info::coalesce_immediate_stores): Likewise. Handle
adjacent INTEGER_CST store into merged_store->only_constants like
overlapping one.
2020-02-25 Christophe Lyon <christophe.lyon@linaro.org>
Backport from mainline
2020-02-25 Christophe Lyon <christophe.lyon@linaro.org>
* config/arm/arm.md (required_for_purecode): New attribute.
(enabled): Handle required_for_purecode.
* config/arm/thumb1.md (thumb1_movsi_insn): Add alternative to
work with -mpure-code.
2020-02-25 Christophe Lyon <christophe.lyon@linaro.org>
Backport from mainline
2019-12-17 Christophe Lyon <christophe.lyon@linaro.org>
* config/arm/arm-protos.h (thumb1_gen_const_int): Add new prototype.
* config/arm/arm.c (arm_option_check_internal): Remove restriction
on MOVT for -mpure-code.
(thumb1_gen_const_int): New function.
(thumb1_legitimate_address_p): Support -mpure-code.
(thumb1_rtx_costs): Likewise.
(thumb1_size_rtx_costs): Likewise.
(arm_thumb1_mi_thunk): Likewise.
* config/arm/arm.h (CASE_VECTOR_PC_RELATIVE): Likewise.
* config/arm/thumb1.md (thumb1_movsi_symbol_ref): New.
(*thumb1_movhf): Support -mpure-code.
* doc/invoke.texi (-mpure-code): Remove restriction on MOVT.
2020-02-25 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/93908
* combine.c (find_split_point): For store into ZERO_EXTRACT, and src
with mask.
2019-02-25 Eric Botcazou <ebotcazou@adacore.com>
* dwarf2out.c (dwarf2out_size_function): Run in early-DWARF mode.
2020-02-25 Roman Zhuykov <zhroma@ispras.ru>
Backport from master
2020-02-24 Roman Zhuykov <zhroma@ispras.ru>
* doc/install.texi (--enable-checking): Properly document current
behavior.
(--enable-stage1-checking): Minor clarification about bootstrap.
2020-02-24 Richard Sandiford <richard.sandiford@arm.com>
Backport from mainline
2020-02-19 Richard Sandiford <richard.sandiford@arm.com>
PR tree-optimization/93767
* tree-vect-data-refs.c (vect_compile_time_alias): Remove the
access-size bias from the offset calculations for negative strides.
2020-02-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
* collect2.c (tool_cleanup): Avoid calling not signal-safe
functions.
(maybe_run_lto_and_relink): Avoid possible signal handler
access to unintialzed memory (lto_o_files).
2020-02-23 Peter Bergner <bergner@linux.ibm.com>
Backport from master
2020-02-20 Peter Bergner <bergner@linux.ibm.com>
PR target/93658
* config/rs6000/rs6000.c (rs6000_legitimate_address_p): Handle VSX
vector modes.
2020-02-23 Peter Bergner <bergner@linux.ibm.com>
Backport from master
2020-02-05 Michael Meissner <meissner@linux.ibm.com>
PR target/93568
* config/rs6000/rs6000.c (get_vector_offset): Fix Q constraint assert
to use "mem".
Backport from master
2020-02-03 Michael Meissner <meissner@linux.ibm.com>
* config/rs6000/rs6000.c (get_vector_offset): New helper function
to calculate the offset in memory from the start of a vector of a
particular element. Add code to keep the element number in
bounds if the element number is variable.
(rs6000_adjust_vec_address): Move calculation of offset of the
vector element to get_vector_offset.
(rs6000_split_vec_extract_var): Do not do the initial AND of
element here, move the code to get_vector_offset.
2020-02-23 Peter Bergner <bergner@linux.ibm.com>
Backport from master
2020-01-06 Michael Meissner <meissner@linux.ibm.com>
* config/rs6000/vsx.md (vsx_extract_<mode>_var, VSX_D iterator):
Use 'Q' for doing vector extract from memory.
(vsx_extract_v4sf_var): Use 'Q' for doing vector extract from
memory.
(vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): Use 'Q' for
doing vector extract from memory.
(vsx_extract_<mode>_<VS_scalar>mode_var): Use 'Q' for doing vector
extract from memory.
2020-02-21 John David Anglin <danglin@gcc.gnu.org>
* gcc/config/pa/pa.c (pa_function_value): Fix check for word and
double-word size when handling aggregate return values.
* gcc/config/pa/som.h (ASM_DECLARE_FUNCTION_NAME): Fix to indicate
that homogeneous SFmode and DFmode aggregates are passed and returned
in general registers.
2020-02-20 Uroš Bizjak <ubizjak@gmail.com>
PR target/93828
* config/i386/mmx.md (*vec_extractv2sf_1): Match source operand
to destination operand for shufps alternative.
(*vec_extractv2si_1): Ditto.
2020-02-20 H.J. Lu <hongjiu.lu@intel.com>
Backport from master
2020-02-13 H.J. Lu <hongjiu.lu@intel.com>
PR target/93656
* config/i386/i386.c (ix86_trampoline_init): Skip ENDBR32 at
the target function entry.
2020-02-18 Richard Sandiford <richard.sandiford@arm.com>
Backport from mainline
2019-12-05 Richard Sandiford <richard.sandiford@arm.com>
PR middle-end/92768
* tree-core.h (OEP_BITWISE): New flag.
* fold-const.c (operand_compare::operand_equal_p): Handle it.
* tree-vector-builder.h (tree_vector_builder::equal_p): Pass it.
2020-02-18 Richard Sandiford <richard.sandiford@arm.com>
Backport from mainline
2019-08-09 Richard Sandiford <richard.sandiford@arm.com>
PR middle-end/90313
* tree-tailcall.c (find_tail_calls): Reject calls that might
read from an escaped RESULT_DECL.
2020-02-18 Richard Sandiford <richard.sandiford@arm.com>
Backport from mainline
2020-01-28 Richard Sandiford <richard.sandiford@arm.com>
PR tree-optimization/93434
* tree-predcom.c (split_data_refs_to_components): Record which
components have had aliasing loads removed. Prevent store-store
commoning for all such components.
2020-02-18 Richard Sandiford <richard.sandiford@arm.com>
Backport from mainline
2019-11-29 Richard Sandiford <richard.sandiford@arm.com>
PR tree-optimization/92710
* tree-vect-stmts.c (vectorizable_simd_clone_call): Reject
vector mask arguments.
2020-02-18 Richard Sandiford <richard.sandiford@arm.com>
Backport from mainline
2019-11-11 Richard Sandiford <richard.sandiford@arm.com>
PR tree-optimization/92420
* tree-vect-stmts.c (get_negative_load_store_type): Move further
up file.
(get_group_load_store_type): Use it for reversed SLP accesses.
2020-02-18 Richard Sandiford <richard.sandiford@arm.com>
Backport from mainline
2019-08-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
PR target/90724
* config/aarch64/aarch64.c (aarch64_gen_compare_reg_maybe_ze): Force y
in reg if it fails aarch64_plus_operand predicate.
2020-02-14 Hongtao Liu <hongtao.liu@intel.com>
PR target/93724
* config/i386/avx512vbmi2intrin.h
(_mm512_shrdi_epi16, _mm512_mask_shrdi_epi16,
_mm512_maskz_shrdi_epi16, _mm512_shrdi_epi32,
_mm512_mask_shrdi_epi32, _mm512_maskz_shrdi_epi32,
_m512_shrdi_epi64, _m512_mask_shrdi_epi64,
_m512_maskz_shrdi_epi64, _mm512_shldi_epi16,
_mm512_mask_shldi_epi16, _mm512_maskz_shldi_epi16,
_mm512_shldi_epi32, _mm512_mask_shldi_epi32,
_mm512_maskz_shldi_epi32, _mm512_shldi_epi64,
_mm512_mask_shldi_epi64, _mm512_maskz_shldi_epi64): Fix typo
of lacking a closing parenthesis.
* config/i386/avx512vbmi2vlintrin.h
(_mm256_shrdi_epi16, _mm256_mask_shrdi_epi16,
_mm256_maskz_shrdi_epi16, _mm256_shrdi_epi32,
_mm256_mask_shrdi_epi32, _mm256_maskz_shrdi_epi32,
_m256_shrdi_epi64, _m256_mask_shrdi_epi64,
_m256_maskz_shrdi_epi64, _mm256_shldi_epi16,
_mm256_mask_shldi_epi16, _mm256_maskz_shldi_epi16,
_mm256_shldi_epi32, _mm256_mask_shldi_epi32,
_mm256_maskz_shldi_epi32, _mm256_shldi_epi64,
_mm256_mask_shldi_epi64, _mm256_maskz_shldi_epi64,
_mm_shrdi_epi16, _mm_mask_shrdi_epi16,
_mm_maskz_shrdi_epi16, _mm_shrdi_epi32,
_mm_mask_shrdi_epi32, _mm_maskz_shrdi_epi32,
_mm_shrdi_epi64, _mm_mask_shrdi_epi64,
_m_maskz_shrdi_epi64, _mm_shldi_epi16,
_mm_mask_shldi_epi16, _mm_maskz_shldi_epi16,
_mm_shldi_epi32, _mm_mask_shldi_epi32,
_mm_maskz_shldi_epi32, _mm_shldi_epi64,
_mm_mask_shldi_epi64, _mm_maskz_shldi_epi64): Ditto.
2020-02-16 Uroš Bizjak <ubizjak@gmail.com>
PR target/93743
* config/i386/i386.md (atan2xf3): Swap operands 1 and 2.
(atan2<mode>3): Update operand order in the call to gen_atan2xf3.
2020-02-15 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/93744
* match.pd (((m1 >/</>=/<= m2) * d -> (m1 >/</>=/<= m2) ? d : 0): For
GENERIC, make sure @2 in the first and @1 in the other patterns has no
side-effects.
2020-02-14 Eric Botcazou <ebotcazou@adacore.com>
PR target/93704
* config/sparc/sparc.c (eligible_for_call_delay): Test HAVE_GNU_LD in
conjunction with TARGET_GNU_TLS in early return.
2020-02-14 Alexander Monakov <amonakov@ispras.ru>
Backport from mainline
PR rtl-optimization/88879
* sel-sched.c (sel_target_adjust_priority): Remove assert.
2020-02-14 Richard Biener <rguenther@suse.de>
Backport from mainline
2020-02-05 Richard Biener <rguenther@suse.de>
PR middle-end/90648
* genmatch.c (dt_node::gen_kids_1): Emit number of argument
checks before matching calls.
2020-02-14 Richard Biener <rguenther@suse.de>
Backport from mainline
2020-01-22 Richard Biener <rguenther@suse.de>
PR tree-optimization/93381
* tree-ssa-structalias.c (find_func_aliases): Assume offsetting
throughout, handle all conversions the same.
2020-02-14 Richard Biener <rguenther@suse.de>
Backport from mainline
2020-01-28 Richard Biener <rguenther@suse.de>
PR tree-optimization/93439
* tree-parloops.c (create_loop_fn): Move clique bookkeeping...
* tree-cfg.c (move_sese_region_to_fn): ... here.
(verify_types_in_gimple_reference): Verify used cliques are
tracked.
2020-02-14 Richard Biener <rguenther@suse.de>
Backport from mainline
2020-01-09 Richard Biener <rguenther@suse.de>
PR middle-end/93054
* gimplify.c (gimplify_expr): Deal with NOP definitions.
2020-02-14 Richard Biener <rguenther@suse.de>
Backport from mainline
2020-01-20 Richard Biener <rguenther@suse.de>
PR debug/92763
* dwarf2out.c (prune_unused_types): Unconditionally mark
called function DIEs.
2020-02-14 Richard Biener <rguenther@suse.de>
Backport from mainline
2019-11-29 Richard Biener <rguenther@suse.de>
PR tree-optimization/92704
* tree-if-conv.c (combine_blocks): Deal with virtual PHIs
in loops performing only loads.
2020-02-14 Richard Biener <rguenther@suse.de>
Backport from mainline
2019-11-27 Richard Biener <rguenther@suse.de>
PR middle-end/92674
* tree-inline.c (expand_call_inline): Delay purging EH/abnormal
edges and instead record blocks in bitmap.
(gimple_expand_calls_inline): Adjust.
(fold_marked_statements): Delay EH cleanup until all folding is
done.
(optimize_inline_calls): Do EH/abnormal cleanup for calls after
inlining finished.
2020-02-13 Jakub Jelinek <jakub@redhat.com>
PR target/93696
* config/i386/avx512bitalgintrin.h (_mm512_mask_popcnt_epi8,
_mm512_mask_popcnt_epi16, _mm256_mask_popcnt_epi8,
_mm256_mask_popcnt_epi16, _mm_mask_popcnt_epi8,
_mm_mask_popcnt_epi16): Rename __B argument to __A and __A to __W,
pass __A to the builtin followed by __W instead of __A followed by
__B.
* config/i386/avx512vpopcntdqintrin.h (_mm512_mask_popcnt_epi32,
_mm512_mask_popcnt_epi64): Likewise.
* config/i386/avx512vpopcntdqvlintrin.h (_mm_mask_popcnt_epi32,
_mm256_mask_popcnt_epi32, _mm_mask_popcnt_epi64,
_mm256_mask_popcnt_epi64): Likewise.
PR target/93673
* config/i386/sse.md (k<code><mode>): Drop mode from last operand and
use const_0_to_255_operand predicate instead of immediate_operand.
(avx512dq_fpclass<mode><mask_scalar_merge_name>,
avx512dq_vmfpclass<mode><mask_scalar_merge_name>,
vgf2p8affineinvqb_<mode><mask_name>,
vgf2p8affineqb_<mode><mask_name>): Drop mode from
const_0_to_255_operand predicated operands.
Backported from mainline
2020-02-12 Jakub Jelinek <jakub@redhat.com>
PR target/93670
* config/i386/sse.md (VI48F_256_DQ): New mode iterator.
(avx512vl_vextractf128<mode>): Use it instead of VI48F_256. Remove
TARGET_AVX512DQ from condition.
(vec_extract_lo_<mode><mask_name>): Use <mask_avx512dq_condition>
instead of <mask_mode512bit_condition> in condition. If
TARGET_AVX512DQ is false, emit vextract*64x4 instead of
vextract*32x8.
(vec_extract_lo_<mode><mask_name>): Drop <mask_avx512dq_condition>
from condition.
2020-02-10 Jakub Jelinek <jakub@redhat.com>
PR target/93637
* config/i386/sse.md (VI_256_AVX2): New mode iterator.
(vcond_mask_<mode><sseintvecmodelower>): Use it instead of VI_256.
Change condition from TARGET_AVX2 to TARGET_AVX.
2020-02-08 Uroš Bizjak <ubizjak@gmail.com>
Jakub Jelinek <jakub@redhat.com>
PR target/65782
* config/i386/i386.h (CALL_USED_REGISTERS): Make
xmm16-xmm31 call-used even in 64-bit ms-abi.
2020-02-06 Jakub Jelinek <jakub@redhat.com>
PR libgomp/93515
* omp-low.c (use_pointer_for_field): For nested constructs, also
look for map clauses on target construct.
(scan_omp_1_stmt) <case GIMPLE_OMP_TARGET>: Bump temporarily
taskreg_nesting_level.
PR libgomp/93515
* gimplify.c (gimplify_scan_omp_clauses) <do_notice>: If adding
shared clause, call omp_notice_variable on outer context if any.
2020-02-05 Jakub Jelinek <jakub@redhat.com>
PR middle-end/93555
* omp-simd-clone.c (expand_simd_clones): If simd_clone_mangle or
simd_clone_create failed when i == 0, adjust clone->nargs by
clone->inbranch.
2020-01-30 Jakub Jelinek <jakub@redhat.com>
PR middle-end/93505
* combine.c (simplify_comparison) <case ROTATE>: Punt on out of range
rotate counts.
2020-01-28 Jakub Jelinek <jakub@redhat.com>
PR target/93418
* config/i386/i386.c (ix86_fold_builtin) <do_shift>: If mask is not
-1 or is_vshift is true, use new_vector with number of elts npatterns
rather than new_unary_operation.
2020-01-23 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/93402
* postreload.c (reload_combine_recognize_pattern): Don't try to adjust
USE insns.
2020-02-11 Tamar Christina <tamar.christina@arm.com>
Backport from mainline
2020-01-31 Tamar Christina <tamar.christina@arm.com>
PR rtl-optimization/91838
* simplify-rtx.c (simplify_binary_operation_1): Update LSHIFTRT case
to truncate if allowed or reject combination.
2020-02-07 H.J. Lu <hongjiu.lu@intel.com>
Backport from mainline
2020-02-07 H.J. Lu <hongjiu.lu@intel.com>
PR target/85667
* config/i386/i386.c (function_arg_ms_64): Add a type argument.
Don't return aggregates with only SFmode and DFmode in SSE
register.
(ix86_function_arg): Pass type to function_arg_ms_64.
2020-01-30 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.c (pa_elf_select_rtx_section): Place function pointers
without a DECL in .data.rel.ro.local.
2020-01-30 Kito Cheng <kito.cheng@sifive.com>
Backport from mainline
2020-01-21 Kito Cheng <kito.cheng@sifive.com>
PR target/93304
* config/riscv/riscv-protos.h (riscv_hard_regno_rename_ok): New.
* config/riscv/riscv.c (riscv_hard_regno_rename_ok): New.
* config/riscv/riscv.h (HARD_REGNO_RENAME_OK): Defined.
2020-01-29 Szabolcs Nagy <szabolcs.nagy@arm.com>
Backport from mainline
2020-01-21 Szabolcs Nagy <szabolcs.nagy@arm.com>
PR target/92424
* config/aarch64/aarch64.c (aarch64_declare_function_name): Set
cfun->machine->label_is_assembled.
(aarch64_print_patchable_function_entry): New.
(TARGET_ASM_PRINT_PATCHABLE_FUNCTION_ENTRY): Define.
* config/aarch64/aarch64.h (struct machine_function): New field,
label_is_assembled.
2020-01-27 Wilco Dijkstra <wdijkstr@arm.com>
PR target/92692
* config/aarch64/aarch64.c (aarch64_split_compare_and_swap)
Add assert to ensure prolog has been emitted.
(aarch64_split_atomic_op): Likewise.
* config/aarch64/atomics.md (aarch64_compare_and_swap<mode>)
Use epilogue_completed rather than reload_completed.
(aarch64_atomic_exchange<mode>): Likewise.
(aarch64_atomic_<atomic_optab><mode>): Likewise.
(atomic_nand<mode>): Likewise.
(aarch64_atomic_fetch_<atomic_optab><mode>): Likewise.
(atomic_fetch_nand<mode>): Likewise.
(aarch64_atomic_<atomic_optab>_fetch<mode>): Likewise.
(atomic_nand_fetch<mode>): Likewise.
2020-01-22 Jakub Jelinek <jakub@redhat.com>
PR target/93335
* config/aarch64/aarch64.c (aarch64_expand_subvti): Only use
gen_subdi3_compare1_imm if low_in2 satisfies aarch64_plus_immediate
predicate, not whenever it is CONST_INT. Otherwise, force_reg it.
Call force_reg on high_in2 unconditionally.
PR target/91298
* output.h (assemble_name_resolve): Declare.
* varasm.c (assemble_name_resolve): New function.
(assemble_name): Use it.
* config/i386/i386.h (ASM_OUTPUT_SYMBOL_REF): Define.
Backported from mainline
2020-01-21 Jakub Jelinek <jakub@redhat.com>
PR target/93333
* config/riscv/riscv.c (riscv_rtx_costs) <case ZERO_EXTRACT>: Verify
the last two operands are CONST_INT_P before using them as such.
PR target/93073
* config/rs6000/rs6000.c (rs6000_emit_cmove): If using fsel, punt for
compare_mode other than SFmode or DFmode.
2020-01-15 Jakub Jelinek <jakub@redhat.com>
PR target/93009
* config/i386/sse.md
(*<sd_mask_codefor>fma_fmadd_<mode><sd_maskz_name>_bcst_1,
*<sd_mask_codefor>fma_fmsub_<mode><sd_maskz_name>_bcst_1,
*<sd_mask_codefor>fma_fnmadd_<mode><sd_maskz_name>_bcst_1,
*<sd_mask_codefor>fma_fnmsub_<mode><sd_maskz_name>_bcst_1): Use
just a single alternative instead of two, make operands 1 and 2
commutative.
2020-01-09 Jakub Jelinek <jakub@redhat.com>
PR inline-asm/93202
* config/riscv/riscv.c (riscv_print_operand_reloc): Use
output_operand_lossage instead of gcc_unreachable.
* doc/md.texi (riscv f constraint): Fix typo.
2020-01-03 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/93088
* loop-iv.c (find_single_def_src): Punt after looking through
128 reg copies for regs with single definitions. Move definitions
to first uses.
2020-01-02 Jakub Jelinek <jakub@redhat.com>
PR ipa/93087
* predict.c (compute_function_frequency): Don't call
warn_function_cold on functions that already have cold attribute.
2020-01-20 Richard Biener <rguenther@suse.de>
Backport from mainline
PR middle-end/93246
* alias.c (record_component_aliases): Take superset to record
into, recurse for alias-set zero fields.
(record_component_aliases): New oveerload wrapping around the above.
2020-01-19 Eric S. Raymond <esr@thyrsus.com>
Sandra Loosemore <sandra@codesourcery.com>
Backport from mainline:
2020-01-19 Eric S. Raymond <esr@thyrsus.com>
* doc/contribute.texi: Update for SVN -> Git transition.
* doc/install.texi: Likewise.
2020-01-15 Uroš Bizjak <ubizjak@gmail.com>
PR target/93254
* config/i386/i386.md (*movsf_internal): Require SSE2 ISA for
alternatives 9 and 10. Do not require SSE2 ISA for alternatives
14 and 15.
2020-01-14 Martin Jambor <mjambor@suse.cz>
Backport from mainline
2020-01-13 Martin Jambor <mjambor@suse.cz>
PR ipa/93223
* ipa-cp.c (devirtualization_time_bonus): Check whether isummary is
NULL.
2020-01-10 Martin Jambor <mjambor@suse.cz>
Backport from mainline
2019-12-17 Martin Jambor <mjambor@suse.cz>
PR ipa/92971
* Ipa-cp.c (cgraph_edge_brings_all_agg_vals_for_node): Fix
definition of values, release memory on exit.
2020-01-10 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
Backport from trunk
PR target/93188
* config/arm/t-multilib (MULTILIB_MATCHES): Add rules to match
armv7-a{+mp,+sec,+mp+sec} to appropriate armv7 multilib variants
when only building rm-profile multilibs.
2020-01-10 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
Backport from trunk
* config/arm/t-multilib: Use arm->thumb multilib reuse rules
on a-profile.
2020-01-09 Martin Liska <mliska@suse.cz>
Backport from mainline
2019-12-12 Jan Hubicka <hubicka@ucw.cz>
* ipa-prop.c (read_ipcp_transformation_info): Fix undefined ordering
of execution of function call parameters.
2020-01-08 Georg-Johann Lay <avr@gjlay.de>
Backport from 2020-01-08 trunk r279995.
Add -nodevicespecs option for avr.
PR target/93182
* config/avr/avr.opt (-nodevicespecs): New driver option.
* config/avr/driver-avr.c (avr_devicespecs_file): Only issue
"-specs=device-specs/..." if that option is not set.
* doc/invoke.texi (AVR Options) <-nodevicespecs>: Document.
2020-01-06 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.md: Revert change to use ordered_comparison_operator
instead of cmpib_comparison_operator in cmpib patterns.
* config/pa/predicates.md (cmpib_comparison_operator): Revert removal
of cmpib_comparison_operator. Revise comment.
2020-01-01 John David Anglin <danglin@gcc.gnu.org>
PR target/67834
* config/pa/pa.c (pa_elf_select_rtx_section): New. Put references to
COMDAT group function labels in .data.rel.ro.local section.
* config/pa/pa32-linux.h (TARGET_ASM_SELECT_RTX_SECTION): Define.
PR target/93111
* config/pa/pa.md (scc): Use ordered_comparison_operator instead of
comparison_operator in B and S integer comparisons. Likewise, use
ordered_comparison_operator instead of cmpib_comparison_operator in
cmpib patterns.
* config/pa/predicates.md (cmpib_comparison_operator): Remove.
2019-12-25 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline.
2019-12-14 Iain Sandoe <iain@sandoe.co.uk>
* config/darwin.h (DARWIN_EXTRA_SPECS): Add new
bundle spec. (DARWIN_BUNDLE1_SPEC): New.
(STARTFILE_SPEC): Use darwin bundle spec.
* config/rs6000/darwin.h (DARWIN_BUNDLE1_SPEC): New.
(DARWIN_DYLIB1_SPEC): Delete duplicate.
2019-12-20 Jakub Jelinek <jakub@redhat.com>
PR fortran/92756
* omp-low.c (check_omp_nesting_restrictions): If lang_GNU_Fortran,
diagnose teams not closely nested inside of target.
Backported from mainline
2019-12-14 Jakub Jelinek <jakub@redhat.com>
PR ipa/92357
* ipa-fnsummary.c (ipa_fn_summary_write): Use
lto_symtab_encoder_iterator with lsei_start_function_in_partition and
lsei_next_function_in_partition instead of walking all cgraph nodes
in encoder.
PR tree-optimization/92930
* ipa-pure-const.c (special_builtin_state): Don't handle
BUILT_IN_APPLY.
2019-12-12 Jakub Jelinek <jakub@redhat.com>
PR target/92904
* config/i386/i386.c (ix86_gimplify_va_arg): If need_intregs and
not need_temp, decrease alignment of the read because the GPR save
area only guarantees 8-byte alignment.
2019-12-11 Jakub Jelinek <jakub@redhat.com>
PR target/92723
* tree-vect-patterns.c (vect_recog_rotate_pattern): If dt is not
vect_internal_def, use oprnd1 as is, without trying to cast it.
Formatting fix.
2019-11-27 Jakub Jelinek <jakub@redhat.com>
PR debug/92664
* dwarf2out.c (lookup_filename): Use "<stdin>" instead of "".
2019-11-26 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/92644
* tree-ssa-phiopt.c (minmax_replacement): Add INTEGRAL_TYPE_P check
next to INTEGER_CST checks.
2019-11-23 Jakub Jelinek <jakub@redhat.com>
PR target/92615
* config/i386/i386.c (ix86_md_asm_adjust): If dest_mode is
GET_MODE (dest), is not QImode, using ZERO_EXTEND and dest is not
register_operand, force x into register before storing it into dest.
Formatting fix.
2019-12-20 Roman Zhuykov <zhroma@ispras.ru>
Backport from mainline
2019-12-13 Roman Zhuykov <zhroma@ispras.ru>
PR rtl-optimization/92591
* modulo-sched.c (ps_add_node_check_conflicts): Improve checking
for history > 0 case.
* params.def (sms-dfa-history): Limit to 16.
2019-12-19 Georg-Johann Lay <avr@gjlay.de>
Backport support for some AVR devices from avrxmega3 family
from SVN trunk r279309, r278387, r278389, r278478.
PR target/92545
* config/avr/avr-arch.h (avr_mcu_t) <flash_pm_offset>: New field.
* config/avr/avr-devices.c (avr_mcu_types): Adjust initializers.
* config/avr/avr-mcus.def (AVR_MCU): Add respective field.
* config/avr/gen-avr-mmcu-specs.c (print_mcu)
<*cpp, *cpp_mcu, *cpp_avrlibc, *link_pm_base_address>: Emit code
for spec definitions.
* config/avr/gen-avr-mmcu-texi.c: Rewrite.
* doc/avr-mmcu.texi: Regenerate.
2019-12-17 Andreas Krebbel <krebbel@linux.ibm.com>
Backport from mainline
2019-12-16 Andreas Krebbel <krebbel@linux.ibm.com>
PR target/92950
* config/s390/vector.md ("mov<mode>" for V_8): Replace lh, lhy,
and lhrl with llc.
2019-12-12 Vineet Gupta <vgupta@synopsys.com>
Backport from mainline
* config/arc/arc-modes.def (CC_FPUE): New Mode CC_FPUE which
helps codegen generate exceptions even for quiet NaN.
* config/arc/arc.c (arc_init_reg_tables): Handle New CC_FPUE mode.
(get_arc_condition_code): Likewise.
(arc_select_cc_mode): LT, LE, GT, GE to use the New CC_FPUE mode.
* config/arc/arc.h (REVERSE_CONDITION): Handle New CC_FPUE mode.
* config/arc/predicates.md (proper_comparison_operator): Likewise.
* config/arc/fpu.md (cmpsf_fpu_trap): New Pattern for CC_FPUE.
(cmpdf_fpu_trap): Likewise.
2019-12-12 Claudiu Zissulescu <claziss@synopsys.com>
Backport from mainline
* config/arc/arc.md (iterator SDF): Check TARGET_FP_DP_BASE.
(cstoredi4): Use TARGET_HARD_FLOAT.
2019-12-10 Kewen Lin <linkw@gcc.gnu.org>
Backport from mainline
2019-11-27 Kewen Lin <linkw@gcc.gnu.org>
PR tree-optimization/91790
* gcc/tree-vect-stmts.c (vectorizable_load): Use the adjusted DR for
vect_setup_realignment when first_stmt_info is different from
first_stmt_info_for_drptr.
2019-12-09 Eric Botcazou <ebotcazou@adacore.com>
* tree.c (build_array_type_1): Add SET_CANONICAL parameter and compute
TYPE_CANONICAL from the element type only if it is true. Remove a few
obsolete lines and adjust recursive call.
(fld_process_array_type): Adjust call to build_array_type_1.
(build_array_type): Likewise.
(build_nonshared_array_type): Likewise.
2019-12-02 Sandra Loosemore <sandra@codesourcery.com>
Fix bugs relating to flexibly-sized objects in nios2 backend.
PR target/92499
* config/nios2/nios2.c (nios2_in_small_data_p): Do not consider
objects of flexible types to be small if they have internal linkage
or are declared extern.
* config/nios2/nios2.h (ASM_OUTPUT_ALIGNED_LOCAL): Replace with...
(ASM_OUTPUT_ALIGNED_DECL_LOCAL): ...this. Use targetm.in_small_data_p
instead of the size of the object initializer.
* tree.c (flexible_array_type_p): Move from C front end, and
generalize to handle fields in non-C structures.
* tree.h (flexible_array_type_p): Declare.
2019-12-02 Li Jia He <helijia@linux.ibm.com>
Partial backport from mainline
PR target/92098
2019-11-08 Kewen Lin <linkw@gcc.gnu.org>
PR target/92132
* config/rs6000/predicates.md
(signed_or_equality_comparison_operator): New predicate.
(unsigned_or_equality_comparison_operator): Likewise.
* config/rs6000/rs6000.md (one_cmpl<mode>2): Remove expand.
(one_cmpl<mode>3_internal): Rename to one_cmpl<mode>2.
* config/rs6000/vector.md
(vcond_mask_<mode><mode> for VEC_I and VEC_I): New expand.
(vec_cmp<mode><mode> for VEC_I and VEC_I): Likewise.
(vec_cmpu<mode><mode> for VEC_I and VEC_I): Likewise.
2019-11-27 Richard Biener <rguenther@suse.de>
Backport from mainline
2019-10-25 Richard Biener <rguenther@suse.de>
PR tree-optimization/92222
* tree-vect-slp.c (_slp_oprnd_info::first_pattern): Remove.
(_slp_oprnd_info::second_pattern): Likewise.
(_slp_oprnd_info::any_pattern): New.
(vect_create_oprnd_info): Adjust.
(vect_get_and_check_slp_defs): Compute whether any stmt is
in a pattern.
(vect_build_slp_tree_2): Avoid building up a node from scalars
if any of the operand defs, not just the first, is in a pattern.
2019-11-21 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/91355
* tree-ssa-sink.c (select_best_block): Use >= rather than >
for early_bb scaled count with best_bb count comparison.
2019-11-21 Richard Biener <rguenther@suse.de>
Revert
2019-09-17 Richard Biener <rguenther@suse.de>
PR tree-optimization/91790
* tree-vect-stmts.c (vectorizable_load): For BB vectorization
use the correct DR for setting up realignment.
2019-11-20 Peter Bergner <bergner@linux.ibm.com>
Backport from mainline
2019-11-07 Peter Bergner <bergner@linux.ibm.com>
PR other/92090
* config/rs6000/predicates.md (input_operand): Allow MODE_PARTIAL_INT
modes for integer constants.
2019-11-20 Michael Matz <matz@suse.de>
Backport from mainline
PR middle-end/90796
* gimple-loop-jam.c (any_access_function_variant_p): New function.
(adjust_unroll_factor): Use it to constrain safety, new parameter.
(tree_loop_unroll_and_jam): Adjust call and profitable unroll factor.
2019-11-20 Joseph Myers <joseph@codesourcery.com>
* doc/invoke.texi (-Wc11-c2x-compat): Document.
2019-11-20 Jakub Jelinek <jakub@redhat.com>
PR middle-end/90840
* expmed.c (store_bit_field_1): Handle the case where op0 is not a MEM
and has a mode that doesn't have corresponding integral type.
PR target/90867
* config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
clear opts->x_ix86_isa_flags{,2} here...
(ix86_valid_target_attribute_inner_p): ... but here when seeing
arch=. Also clear opts->x_ix86_isa_flags{,2}_explicit.
PR c/90898
* tree-ssa-ccp.c (insert_clobber_before_stack_restore): Remove
assertion.
(insert_clobbers_for_var): Fix a typo in function comment.
2019-11-19 Jakub Jelinek <jakub@redhat.com>
PR middle-end/91450
* internal-fn.c (expand_mul_overflow): For s1 * s2 -> ur, if one
operand is negative and one non-negative, compare the non-negative
one against 0 rather than comparing s1 & s2 against 0. Otherwise,
don't compare (s1 & s2) == 0, but compare separately both s1 == 0
and s2 == 0, unless one of them is known to be negative. Remove
tem2 variable, use tem where tem2 has been used before.
2019-11-19 Eric Botcazou <ebotcazou@adacore.com>
* doc/invoke.texi (-gno-internal-reset-location-views): Fix typo.
2019-11-18 Segher Boessenkool <segher@kernel.crashing.org>
Backport from trunk
2019-11-12 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.md (rs6000_set_fpscr_drn): Use ULL on big
hexadecimal literal.
2019-11-15 Tamar Christina <tamar.christina@arm.com>
Backport from mainline
2019-09-24 Stamatis Markianos-Wright <stam.markianos-wright@arm.com>
* config/aarch64/aarch64-option-extensions.def (fp16fml):
Update hwcap string for fp16fml.
2019-11-15 Ilya Leoshkevich <iii@linux.ibm.com>
Backport from mainline
PR rtl-optimization/92430
* cfgcleanup.c (pass_jump_after_combine::gate): New function.
(pass_jump_after_combine::execute): Free
dominance info at the beginning.
2019-11-13 Claudiu Zissulescu <claziss@gmail.com>
Backport from mainline
* config/arc/arc.md (movsi_ne): Reorder instruction variants and
use new register constraint letters.
* config/arc/arc.c (arc_legitimize_pic_address): Consider UNSPECs
as well, if interesting recover the symbol and re-legitimize the
pic address.
2019-11-14 Martin Liska <mliska@suse.cz>
Backport from mainline
2019-11-14 Martin Liska <mliska@suse.cz>
PR target/92389
* config/i386/i386.h: Add PTA_AVX512VPOPCNTDQ to
PTA_ICELAKE_CLIENT which is later interited by
PTA_ICELAKE_SERVER and PTA_TIGERLAKE.
2019-11-13 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
Backport from mainline
* config/mips/mips.md (rotr<mode>3): Sanitize the constant argument
instead of asserting its value.
2019-11-11 Richard Biener <rguenther@suse.de>
Backport from mainline
2019-06-25 Richard Biener <rguenther@suse.de>
PR tree-optimization/90930
* tree-ssa-reassoc.c (reassociate_bb): Only rewrite expression
into parallel form in the last pass instance.
2019-11-11 H.J. Lu <hjl.tools@gmail.com>
Backport from trunk:
PR target/87833
* config/i386/intelmic-mkoffload.c (prepare_target_image): Put
-fPIC and -shared the last to create offload image.
2019-11-11 Thomas Schwinge <thomas@codesourcery.com>
Backport from trunk:
* gimplify.c (gimplify_scan_omp_clauses): Assert 'offset2' instead
of 'offset'.
Backport from trunk:
* Makefile.in (LANG_CONFIGUREFRAGS): Define.
(config.status): Use/depend on it.
* configure.ac (all_lang_configurefrags): Track, 'AC_SUBST'.
* configure: Regenerate.
2019-11-09 John David Anglin <danglin@gcc.gnu.org>
Backport from mainline
2019-11-07 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.md (memory_barrier): Revise to use ldcw barriers.
Enhance comment.
(memory_barrier_coherent, memory_barrier_64, memory_barrier_32): New
insn patterns using ldcw instruction.
(memory_barrier): Remove insn pattern using sync instruction.
* config/pa/pa.opt (coherent-ldcw): New option.
(ordered): New option.
2019-11-08 Jakub Jelinek <jakub@redhat.com>
PR c++/92384
* function.c (assign_parm_setup_block, assign_parm_setup_stack): Don't
copy TYPE_EMPTY_P arguments from data->entry_parm to data->stack_parm
slot.
(assign_parms): For TREE_ADDRESSABLE parms with TYPE_EMPTY_P type
force creation of a unique data.stack_parm slot.
Backported from mainline
2019-10-31 Jakub Jelinek <jakub@redhat.com>
PR middle-end/92231
* tree.h (fndecl_built_in_p): Use fndecl_built_in_p instead of
DECL_BUILT_IN in comment. Remove redundant ()s around return
argument.
* tree.c (free_lang_data_in_decl): Check if var is FUNCTION_DECL
before calling fndecl_built_in_p.
* gimple-fold.c (gimple_fold_stmt_to_constant_1): Check if
TREE_OPERAND (fn, 0) is a FUNCTION_DECL before calling
fndecl_built_in_p on it.
PR c++/90947
* tree.h (type_initializer_zero_p): Remove.
* tree.c (type_initializer_zero_p): Remove.
2019-10-29 Jakub Jelinek <jakub@redhat.com>
* doc/install.texi (--enable-offload-targets): Fix up a typo in the
example, use actual names of supported offload targets.
2019-11-08 Eric Botcazou <ebotcazou@adacore.com>
PR target/92095
* config/sparc/sparc-protos.h (output_load_pcrel_sym): Declare.
* config/sparc/sparc.c (sparc_cannot_force_const_mem): Revert latest
change.
(got_helper_needed): New static variable.
(output_load_pcrel_sym): New function.
(get_pc_thunk_name): Remove after inlining...
(load_got_register): ...here. Rework the initialization of the GOT
register and of the GOT helper.
(save_local_or_in_reg_p): Test the REGNO of the GOT register.
(sparc_file_end): Test got_helper_needed to decide whether the GOT
helper must be emitted. Use output_asm_insn instead of fprintf.
(sparc_init_pic_reg): In PIC mode, always initialize the PIC register
if optimization is enabled.
* config/sparc/sparc.md (load_pcrel_sym<P:mode>): Emit the assembly
by calling output_load_pcrel_sym.
2019-11-06 Ilya Leoshkevich <iii@linux.ibm.com>
Backport from mainline
* config/s390/s390.c (s390_canonicalize_comparison): Use XEXP
(*op0, 1) instead of XEXP (*op1, 0).
2019-11-05 Segher Boessenkool <segher@kernel.crashing.org>
Backport from trunk
2019-10-24 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/altivec.md (altivec_vavgu<VI_char>): Rename to...
(uavg<mode>3_ceil): ... This.
(altivec_vavgs<VI_char>): Rename to...
(avg<mode>3_ceil): ... This.
* config/rs6000/rs6000-builtin.def (VAVGUB, VAVGSB, VAVGUH, VAVGSH,
VAVGUW, VAVGSW): Adjust.
2019-11-05 Segher Boessenkool <segher@kernel.crashing.org>
Backport from trunk
2019-10-26 Segher Boessenkool <segher@kernel.crashing.org>
PR target/91289
* config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't add an
immediate to r0; use r11 instead. Save and restore r11 to r0 around
this.
2019-11-05 Andreas Krebbel <krebbel@linux.ibm.com>
Backport from mainline
2019-11-05 Andreas Krebbel <krebbel@linux.ibm.com>
* config/s390/s390.c (s390_vector_alignment): Check if the value
fits into uhwi before using it.
2019-11-01 John David Anglin <danglin@gcc.gnu.org>
Backport from mainline
2019-10-03 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.c (pa_output_call): Remove 64-bit sibcall sequence.
(pa_attr_length_call): Adjust length for 64-bit plabel sequence.
2019-11-01 John David Anglin <danglin@gcc.gnu.org>
Backport from mainline
2019-10-03 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.h (MAX_PCREL17F_OFFSET): Adjust.
2019-10-30 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2019-10-13 Iain Sandoe <iain@sandoe.co.uk>
* config/darwin.c (machopic_indirection_name): Rework the
function to emit linker-visible symbols only for indirections
in the data section. Clean up the code and update comments.
2019-10-30 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2019-10-09 Iain Sandoe <iain@sandoe.co.uk>
* config/darwin.c (darwin_override_options): Make the check for
Objective-C ABI version more specific for 64bit code.
Backport from mainline
2019-10-06 Iain Sandoe <iain@sandoe.co.uk>
* config/darwin.c (darwin_override_options): Adjust objective-c
ABI version error messages to avoid punctuation and contracted
negations.
2019-10-30 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2019-07-03 Iain Sandoe <iain@sandoe.co.uk>
* config/darwin.h (REAL_LIBGCC_SPEC): Adjust for earlier Darwin.
(STARTFILE_SPEC): Split crt3 into a separate spec.
(DARWIN_EXTRA_SPECS): Add crt2 and crt3 spec.
(DARWIN_CRT2_SPEC): New.
(DARWIN_CRT3_SPEC): New.
(MIN_LD64_OMIT_STUBS): Revise to 62.1.
* config/rs6000/darwin.h (DARWIN_CRT2_SPEC): Revise conditions.
(DARWIN_CRT3_SPEC): New.
2019-10-30 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2019-06-27 Iain Sandoe <iain@sandoe.co.uk>
* config/rs6000/darwin.h (ENDFILE_SPEC): Correct whitespace in the
spec.
Backport from mainline
2019-06-25 Iain Sandoe <iain@sandoe.co.uk>
* config/rs6000/darwin.h (ENDFILE_SPEC): New.
2019-10-30 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2019-06-18 Iain Sandoe <iain@sandoe.co.uk>
* config/darwin.c (darwin_emit_unwind_label): New.
(darwin_override_options): Set darwin_emit_unwind_label as needed.
2019-10-30 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2019-08-13 Iain Sandoe <iain@sandoe.co.uk>
* config/darwin.c (machopic_indirect_call_target): Rename symbol stub
flag.
(darwin_override_options): Likewise.
* config/darwin.h: Likewise.
* config/darwin.opt: Likewise.
* config/i386/i386.c (output_pic_addr_const): Likewise.
* config/rs6000/darwin.h: Likewise.
* config/rs6000/rs6000.c (rs6000_call_darwin_1): Likewise.
* config/i386/darwin.h (TARGET_MACHO_PICSYM_STUBS): Rename to ...
... this TARGET_MACHO_SYMBOL_STUBS.
(FUNCTION_PROFILER):Likewise.
* config/i386/i386.h: Likewise.
Backport from mainline
2019-06-16 Iain Sandoe <iain@sandoe.co.uk>
* config/darwin.c (machopic_indirect_call_target): Use renamed
darwin_picsymbol_stubs to decide on output.
(darwin_override_options): Handle darwin_picsymbol_stubs.
* config/darwin.h (MIN_LD64_OMIT_STUBS): New.
(LD64_VERSION): Revise default.
* config/darwin.opt: (mpic-symbol-stubs): New option.
(darwin_picsymbol_stubs): New variable.
* config/i386/darwin.h (TARGET_MACHO_BRANCH_ISLANDS):
rename to TARGET_MACHO_PICSYM_STUBS.
* config/i386/i386.c (output_pic_addr_const): Likewise.
* config/i386/i386.h Likewise.
* config/rs6000/darwin.h: Likewise.
* config/rs6000/rs6000.c (rs6000_call_darwin_1): Use renamed
darwin_picsymbol_stubs.
2019-10-30 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
Backport from mainline
2019-07-09 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
* cfgcleanup.c (old_insns_match_p): Check if used hard regs set is equal
for both call instructions.
2019-10-30 Thomas Schwinge <thomas@codesourcery.com>
Backport from trunk:
2019-05-06 Richard Biener <rguenther@suse.de>
* dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
2019-10-28 Uroš Bizjak <ubizjak@gmail.com>
PR target/92225
* config/i386/sse.md (REDUC_SSE_SMINMAX_MODE): Use TARGET_SSE4_2
condition for V2DImode.
2019-10-28 Ilya Leoshkevich <iii@linux.ibm.com>
Backport from mainline
PR rtl-optimization/92007
* cfgcleanup.c (thread_jump): Add an assertion that we don't
call it after reload if hot/cold partitioning has been done.
(class pass_postreload_jump): Rename to
pass_jump_after_combine.
(make_pass_postreload_jump): Rename to
make_pass_jump_after_combine.
* passes.def(pass_postreload_jump): Move before reload, rename
to pass_jump_after_combine.
* tree-pass.h (make_pass_postreload_jump): Rename to
make_pass_jump_after_combine.
2019-10-28 Peter Bergner <bergner@linux.ibm.com>
Jiufu Guo <guojiufu@linux.ibm.com>
PR target/70010
* config/rs6000/rs6000.c (rs6000_can_inline_p): Prohibit inlining if
the callee explicitly disables some isa_flags the caller is using.
2019-10-27 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2019-10-17 Iain Sandoe <iain@sandoe.co.uk>
PR target/65342
* config/rs6000/darwin.md (movdi_low, movsi_low_st): Delete.
(movdi_low_st): Delete.
* config/rs6000/rs6000.c
(darwin_rs6000_legitimate_lo_sum_const_p): New.
(mem_operand_gpr): Validate Mach-O LO_SUM cases separately.
* config/rs6000/rs6000.md (movsi_low): Delete.
2019-10-27 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2019-10-12 Iain Sandoe <iain@sandoe.co.uk>
PR target/67183
* config/darwin.c (machopic_indirection): New field to flag
non-lazy-symbol-pointers in the data section.
(machopic_indirection_name): Compute if an indirection should
appear in the data section.
(machopic_output_data_section_indirection): New callback split
from machopic_output_indirection.
(machopic_output_stub_indirection): Likewise.
(machopic_output_indirection): Retain the code for non-lazy
symbol pointers in their regular section.
(machopic_finish): Use the new callbacks to order the indirection
output.
2019-10-27 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2019-10-12 Iain Sandoe <iain@sandoe.co.uk>
* config/darwin-protos.h (machopic_finish): Delete.
* config/darwin.c (machopic_finish): Make static.
Backport from mainline
2019-10-09 Iain Sandoe <iain@sandoe.co.uk>
* config/darwin.c (machopic_indirect_data_reference): Set flag to
indicate that the new symbol is an indirection.
(machopic_indirect_call_target): Likewise.
* config/darwin.h (MACHO_SYMBOL_FLAG_INDIRECTION): New.
(MACHO_SYMBOL_INDIRECTION_P): New.
(MACHO_SYMBOL_FLAG_STATIC): Adjust bit number.
Backport from mainline
2019-10-08 Iain Sandoe <iain@sandoe.co.uk>
* config/darwin.c (machopic_indirect_data_reference): Check for
required indirections before making direct access to defined
values.
(machopic_output_indirection): Place the indirected pointes for
required indirections into the non-lazy symbol pointers section.
(darwin_encode_section_info):
* config/darwin.h (MACHO_SYMBOL_FLAG_MUST_INDIRECT): New.
(MACHO_SYMBOL_MUST_INDIRECT_P): New.
Backport from mainline
2019-10-07 Iain Sandoe <iain@sandoe.co.uk>
* config/darwin.c (machopic_output_indirection): Don't put
hidden symbol indirections into the .data section, use the
non-lazy symbol pointers section as normal.
(darwin_encode_section_info): Record if a symbol is hidden.
* config/darwin.h (MACHO_SYMBOL_FLAG_HIDDEN_VIS): New.
(MACHO_SYMBOL_HIDDEN_VIS_P): New.
Backport from mainline
2019-10-07 Iain Sandoe <iain@sandoe.co.uk>
* config/darwin.c (machopic_symbol_defined_p): Use symbol flag
predicates instead of accessing bits directly.
(machopic_indirect_call_target): Likewise.
(machopic_output_indirection): Likewise.
(darwin_encode_section_info): Improve description. Use renamed
symbol flags. Use predicate macros for variables and functions.
* config/darwin.h:
Rename MACHO_SYMBOL_VARIABLE to MACHO_SYMBOL_FLAG_VARIABLE.
Rename MACHO_SYMBOL_DEFINED to MACHO_SYMBOL_FLAG_DEFINED.
Rename MACHO_SYMBOL_STATIC to MACHO_SYMBOL_FLAG_STATIC.
(MACHO_SYMBOL_VARIABLE_P): New.
(MACHO_SYMBOL_DEFINED_P):New.
(MACHO_SYMBOL_STATIC_P): New.
* config/i386/darwin.h (MACHO_SYMBOL_FLAG_VARIABLE): Delete.
(SYMBOL_FLAG_SUBT_DEP): New.
* config/rs6000/darwin.h (SYMBOL_FLAG_SUBT_DEP): New.
2019-10-25 Jan Hubicka <hubicka@ucw.cz>
Backport from mainline
2019-10-11 Jan Hubicka <hubicka@ucw.cz>
* gimple-streamer-out.c (output_gimple_stmt): Add explicit function
parameter.
* lto-streamer-out.c: Include tree-dfa.h.
(output_cfg): Do not use cfun.
(lto_prepare_function_for_streaming): New.
(output_function): Do not push cfun; do not initialize loop optimizer.
* lto-streamer.h (lto_prepare_function_for_streaming): Declare.
* passes.c (ipa_write_summaries): Use it.
(ipa_write_optimization_summaries): Do not modify bodies.
* tree-dfa.c (renumber_gimple_stmt_uids): Add function parameter.
* tree.dfa.h (renumber_gimple_stmt_uids): Update prototype.
* tree-ssa-dse.c (pass_dse::execute): Update use of
renumber_gimple_stmt_uids.
* tree-ssa-math-opts.c (pass_optimize_widening_mul::execute): Likewise.
2019-10-12 Jan Hubicka <hubicka@ucw.cz>
* lto-streamer-out.c (collect_block_tree_leafs): Renumber statements
so non-virutal are before virutals.
(output_function): Avoid body modifications.
2019-10-25 Richard Earnshaw <rearnsha@arm.com>
Backport from mainline
2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
Richard Earnshaw <rearnsha@arm.com>
PR target/88167
* config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
function.
(thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
(thumb1_compute_save_core_reg_mask): Don't force a spare work
register if both the epilogue and prologue can use call-clobbered
regs.
(thumb1_unexpanded_epilogue): Use
thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
picking temporaries for restoring high regs to match that of the
prologue where possible.
(thumb1_expand_prologue): Add any usable call-clobbered low registers to
the list of work registers. Detect if the return address is still live
at the end of the prologue and avoid using it for a work register if so.
If the return address is not live, add LR to the list of pushable regs
after the first pass.
2019-10-25 Jan Hubicka <hubicka@ucw.cz>
Backport from mainline
2019-10-24 Jan Hubicka <hubicka@ucw.cz>
* symbols-summary.h (fast_function_summary<T *, V>::release,
fast_call_summary<T *, V>::release): Free m_vector.
2019-10-25 Jan Hubicka <hubicka@ucw.cz>
Backport from mainline
2019-10-18 Jakub Jelinek <jakub@redhat.com>
PR middle-end/92153
* ggc-page.c (release_pages): Read g->alloc_size before free rather
than after it.
2019-10-11 Jan Hubicka <hubicka@ucw.cz>
* ggc-page.c (release_pages): Output statistics when !quiet_flag.
(ggc_collect): Dump later to not interfere with release_page dump.
(ggc_trim): New function.
* ggc-none.c (ggc_trim): New.
* ggc.h (ggc_trim): Declare.
2019-10-24 Mihail Ionescu <mihail.ionescu@arm.com>
Backport from mainline
2019-10-18 Andre Vieira <andre.simoesdiasvieira@arm.com>
* config/arm/t-multilib: Add new multilib variants and new
mappings.
2019-10-24 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2019-10-23 Iain Sandoe <iain@sandoe.co.uk>
* config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Guard
against out of range max skip or log values.
2019-10-23 Peter Bergner <bergner@linux.ibm.com>
Backport from mainline
2019-10-08 Tulio Magno Quites Machado Filho <tuliom@linux.ibm.com>
* config.gcc: Move -L usage from LINK_OS_EXTRA_SPEC32 and
LINK_OS_EXTRA_SPEC64 to MD_STARTFILE_PREFIX and
MD_STARTFILE_PREFIX_1 when using --with-advance-toolchain.
2019-10-23 Martin Liska <mliska@suse.cz>
Backport from mainline
2019-09-26 Martin Liska <mliska@suse.cz>
PR tree-optimization/91885
* tree-vectorizer.c (try_vectorize_loop_1):
Add TODO_update_ssa_only_virtuals similarly to what slp
pass does.
2019-10-23 Eric Botcazou <ebotcazou@adacore.com>
PR tree-optimization/92131
* tree-vrp.c (extract_range_from_plus_minus_expr): If the resulting
range would be symbolic, drop to varying for any explicit overflow
in the constant part or if neither range is a singleton.
2019-10-23 Richard Biener <rguenther@suse.de>
Backport from mainline
2019-10-17 Richard Biener <rguenther@suse.de>
PR debug/91887
* dwarf2out.c (gen_formal_parameter_die): Also try to match
context_die against a DW_TAG_GNU_formal_parameter_pack parent.
2019-10-21 Jakub Jelinek <jakub@redhat.com>
Backported from mainline
2019-10-17 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/92056
* tree-object-size.c (cond_expr_object_size): Return early if then_
processing resulted in unknown size.
2019-10-05 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/91734
* generic-match-head.c: Include fold-const-call.h.
* match.pd (sqrt(x) cmp c): Check the boundary value and
in case inexact computation of c*c affects comparison of the boundary,
turn LT_EXPR into LE_EXPR, GE_EXPR into GT_EXPR, LE_EXPR into LT_EXPR
or GT_EXPR into GE_EXPR. Punt for sqrt comparisons against NaN and
for -frounding-math. For c2, try the next smaller or larger floating
point constant depending on comparison code and if it has the same
sqrt as c2, use it instead of c2.
2019-09-29 Jakub Jelinek <jakub@redhat.com>
PR bootstrap/90543
* optc-save-gen.awk: Fix up printing string option differences.
2019-09-27 Jakub Jelinek <jakub@redhat.com>
PR middle-end/91920
* gimplify.c (omp_default_clause): Predetermine DECL_IN_CONSTANT_POOL
variables as shared.
2019-09-11 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/91723
* tree-vect-stmts.c (vectorizable_call): Use types_compatible_p check
instead of pointer equality when checking if argument vectypes are
the same.
2019-09-07 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/91665
* tree-vect-loop.c (vectorizable_reduction): Punt if base has type
incompatible with the type of PHI result.
2019-09-06 Jakub Jelinek <jakub@redhat.com>
* function.c (assign_parm_find_data_types): Use RECORD_OR_UNION_TYPE_P
before testing TYPE_TRANSPARENT_AGGR.
* calls.c (initialize_argument_information, load_register_parameters):
Likewise.
2019-09-05 Jakub Jelinek <jakub@redhat.com>
PR middle-end/91001
PR middle-end/91105
PR middle-end/91106
* calls.c (load_register_parameters): For TYPE_TRANSPARENT_AGGR
types, use type of their first field instead of type of
args[i].tree_value.
2019-09-02 Jakub Jelinek <jakub@redhat.com>
PR go/91617
* fold-const.c (range_check_type): For enumeral and boolean
type, pass 1 to type_for_size langhook instead of
TYPE_UNSIGNED (etype). Return unsigned_type_for result whenever
etype isn't TYPE_UNSIGNED INTEGER_TYPE.
(build_range_check): Don't call unsigned_type_for for pointer types.
* match.pd (X / C1 op C2): Don't call unsigned_type_for on
range_check_type result.
2019-09-01 Jakub Jelinek <jakub@redhat.com>
PR middle-end/91623
* optabs.c (expand_vec_cond_expr): If op0 is a VECTOR_CST and only
EQ_EXPR/NE_EXPR is supported, verify that op0 only contains
zeros or negative elements and use NE_EXPR instead of LT_EXPR against
zero vector.
PR lto/91572
* tree.c (find_decls_types_in_node): Also walk TREE_PURPOSE of
GIMPLE_ASM TREE_LIST operands.
2019-08-29 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/91351
* tree-cfg.c (generate_range_test): Use range_check_type instead of
unsigned_type_for.
* tree-cfgcleanup.c (convert_single_case_switch): Punt if
range_check_type returns NULL.
* tree-switch-conversion.c (switch_conversion::build_one_array):
Use range_check_type instead of unsigned_type_for, don't perform
linear opt if it returns NULL.
(bit_test_cluster::find_bit_tests): Formatting fix.
(bit_test_cluster::emit): Use range_check_type instead of
unsigned_type_for.
(switch_decision_tree::try_switch_expansion): Punt if range_check_type
returns NULL.
2019-10-18 Georg-Johann Lay <avr@gjlay.de>
Backport from 2019-10-18 trunk r277143.
PR target/86040
* config/avr/avr.c (avr_out_lpm): Do not shortcut-return.
2019-10-18 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2019-10-05 Iain Sandoe <iain@sandoe.co.uk>
PR target/59888
* config/darwin.c (darwin_rodata_section): Add relocation flag,
choose const_data section for constants with relocations.
(machopic_select_section): Pass relocation flag to
darwin_rodata_section ().
2019-10-18 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2019-09-21 Iain Sandoe <iain@sandoe.co.uk>
* config/darwin.c (machopic_legitimize_pic_address): Check
for lra, rather than reload.
2019-10-17 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.c (pa_output_indirect_call): Fix typos in last change.
2019-10-17 Richard Earnshaw <rearnsha@arm.com>
Backport from mainline
2019-05-03 Richard Earnshaw <rearnsha@arm.com>
PR target/89400
* config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
Restrict 'all' variant to 32-bit configurations.
(unaligned_loadhiu): Likewise.
(unaligned_storehi): Likewise.
(unaligned_storesi): Likewise.
(unaligned_loadhis): Disable when compiling for thumb1.
2019-10-16 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2019-10-03 Iain Sandoe <iain@sandoe.co.uk>
PR target/87243
* config/darwin-driver.c (maybe_get_sysroot_from_sdkroot): New.
(darwin_driver_init): Use the sysroot provided by SDKROOT when that
is available and the user has not set one on the command line.
2019-10-16 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2019-07-03 Iain Sandoe <iain@sandoe.co.uk>
* config/darwin.h (DRIVER_SELF_SPECS): Remove the linker cases.
(RDYNAMIC): Rename to, DARWIN_RDYNAMIC.
(DARWIN_PIE_SPEC, DARWIN_NOPIE_SPEC): Adjust to remove the Xlinker
clauses.
(LINK_COMMAND_SPEC_A): Add DARWIN_RDYNAMIC, DARWIN_PIE_SPEC and
DARWIN_NOPIE_SPEC.
Backport from mainline
2019-06-19 Iain Sandoe <iain@sandoe.co.uk>
* config/darwin.h (DRIVER_SELF_SPECS): Add RDYNAMIC, DARWIN_PIE_SPEC
and DARWIN_NOPIE_SPEC.
(RDYNAMIC): New, modified from DARWIN_EXPORT_DYNAMIC.
(DARWIN_PIE_SPEC): Collate from darwin.h and darwin9.h.
(DARWIN_NOPIE_SPEC): Collate from darwin10.h.
(DARWIN_NOCOMPACT_UNWIND): New from darwin10.h
(DARWIN_EXPORT_DYNAMIC): Delete.
* config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Move no_compact_unwind
and pie options processing to darwin.h.
* config/darwin9.h (DARWIN_PIE_SPEC): Move pie processing to darwin.h
2019-10-16 Richard Biener <rguenther@suse.de>
Backport from mainline
2019-10-04 Richard Biener <rguenther@suse.de>
PR lto/91968
* tree.c (find_decls_types_r): Do not remove LABEL_DECLs from
BLOCK_VARS.
2019-09-19 Richard Biener <rguenther@suse.de>
PR tree-optimization/91812
* tree-ssa-phiprop.c (propagate_with_phi): Do not replace
volatile loads.
2019-09-17 Richard Biener <rguenther@suse.de>
PR debug/91772
* dwarf2out.c (dwarf2out_late_global_decl): If early dwarf
was missing generate locations only once.
2019-09-17 Richard Biener <rguenther@suse.de>
PR tree-optimization/91790
* tree-vect-stmts.c (vectorizable_load): For BB vectorization
use the correct DR for setting up realignment.
2019-10-14 Will Schmidt <will_schmidt@vnet.ibm.com>
Backport from trunk
2019-09-26 Will Schmidt <will_schmidt@vnet.ibm.com>
* config/rs6000/rs6000-builtin.def: (LVSL, LVSR, LVEBX, LVEHX,
LVEWX, LVXL, LVXL_V2DF, LVXL_V2DI, LVXL_V4SF, LVXL_V4SI, LVXL_V8HI,
LVXL_V16QI, LVX, LVX_V1TI, LVX_V2DF, LVX_V2DI, LVX_V4SF, LVX_V4SI,
LVX_V8HI, LVX_V16QI, LVLX, LVLXL, LVRX, LVRXL, LXSDX, LXVD2X_V1TI,
LXVD2X_V2DF, LXVD2X_V2DI, LXVDSX, LXVW4X_V4SF, LXVW4X_V4SI,
LXVW4X_V8HI, LXVW4X_V16QI, LD_ELEMREV_V1TI, LD_ELEMREV_V2DF,
LD_ELEMREV_V2DI, LD_ELEMREV_V4SF, LD_ELEMREV_V4SI, LD_ELEMREV_V8HI,
LD_ELEMREV_V16QI): Use the PURE attribute.
2019-10-10 Uroš Bizjak <ubizjak@gmail.com>
PR target/92022
* config/alpha/alpha.c (alpha_handle_trap_shadows): Skip DEBUG_INSN.
2019-10-10 Oleg Endo <olegendo@gcc.gnu.org>
Backport from mainline
2019-10-10 Oleg Endo <olegendo@gcc.gnu.org>
PR target/88630
* config/sh/sh.h (TARGET_FPU_SH4_300): New macro.
* config/sh/sh.c (sh_option_override): Enable fsca and fsrra insns
also for TARGET_FPU_SH4_300.
(sh_emit_mode_set): Check for TARGET_FPU_SH4_300 instead of
TARGET_SH4_300.
* config/sh/sh.md (toggle_pr): Add TARGET_FPU_SH4_300 condition.
(negsf2): Expand to either negsf2_fpscr or negsf2_no_fpscr.
(*negsf2_i): Split into ...
(negsf2_fpscr, negsf2_no_fpscr): ... these new patterns.
(abssf2): Expand to either abssf2_fpsc or abssf2_no_fpsc.
(**abssf2_i): Split into ...
(abssf2_fpscr, abssf2_no_fpscr): ... these new patterns.
(negdf2): Expand to either negdf2_fpscr or negdf2_no_fpscr.
(*negdf2_i): Split into ...
(negdf2_fpscr, negdf2_no_fpscr): ... these new patterns.
(absdf2): Expand to either absdf2_fpscr or absdf2_no_fpsc.
(**abssf2_i): Split into ...
(absdf2_fpscr, absdf2_no_fpscr): ... these new patterns.
2019-10-10 Andreas Krebbel <krebbel@linux.ibm.com>
Backport from mainline
2019-10-10 Andreas Krebbel <krebbel@linux.ibm.com>
* common/config/s390/s390-common.c (PF_ARCH13): Rename to...
(PF_Z15): ... this.
* config.gcc: Add z15 as option for --with-arch and --with-tune
configure switches.
* config/s390/s390-c.c (s390_resolve_overloaded_builtin): Add
error reporting for unsupported builtins.
* config/s390/s390-opts.h (enum processor_type): Rename
PROCESSOR_8561_ARCH13 to PROCESSOR_8561_Z15.
* config/s390/8561.md: Rename arch13 to z15 throughout the file.
* config/s390/driver-native.c (s390_host_detect_local_cpu):
Likewise.
* config/s390/s390-builtins.def: Likewise.
* config/s390/s390.c (processor_table): Add z15 as option and keep arch13 as alternative.
(s390_expand_builtin): Add missing check for unsupported builtins.
(s390_canonicalize_comparison): Rename TARGET_ARCH13 to TARGET_Z15.
(s390_rtx_costs): Likewise.
(s390_get_sched_attrmask): Rename arch13 to z15.
(s390_get_unit_mask): Likewise.
(s390_is_fpd): Likewise.
(s390_is_fxd): Likewise.
* config/s390/s390.h (enum processor_flags): Likewise.
* config/s390/s390.md: Likewise.
* config/s390/vector.md: Likewise.
* config/s390/vx-builtins.md: Likewise.
* config/s390/s390.opt: Add z15 to processor_type value.
2019-10-07 Bill Schmidt <wschmidt@linux.ibm.com>
Backport from mainline
2019-10-01 Bill Schmidt <wschmidt@linux.ibm.com>
PR target/91275
* config/rs6000/rs6000-p8swap.c (rtx_is_swappable_p): Don't swap
vpmsumd.
2019-10-05 Andrea Corallo <andrea.corallo@arm.com>
Backport from mainline
2019-10-03 Andrea Corallo <andrea.corallo@arm.com>
* gcc/ipa-cp.c (ipa_cp_c_finalize): Release ipcp_transformation_sum
when finished.
* ipa-prop.c (ipcp_free_transformation_sum): New function.
* ipa-prop.h (ipcp_free_transformation_sum): Add declaration.
2019-10-04 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
Backport from mainline
2019-10-03 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
PR target/91769
* config/mips/mips.c (mips_split_move): Use reg_overlap_mentioned_p
instead of REGNO equality check on addr.reg.
2019-10-04 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
Backport from mainline
2019-07-07 Richard Sandiford <richard.sandiford@arm.com>
* config/mips/mips.c (mips_split_move): Zero-initialize addr
and check whether addr.reg is nonnull before using it.
2019-10-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
Backport from mainline
2019-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR fortran/91716
* trans-array.c (gfc_conv_array_initializer): Always assign the
array type of the field to the string constant.
2019-10-01 Oleg Endo <olegendo@gcc.gnu.org>
Backport from mainline
2019-10-01 Oleg Endo <olegendo@gcc.gnu.org>
PR target/88562
* config/sh/sh.c (sh_extending_set_of_reg::use_as_extended_reg): Use
sh_check_add_incdec_notes to preserve REG_INC notes when replacing
a memory access insn.
2019-10-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
Backport from mainline
2019-09-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64.md (mov<mode>): Don't call
aarch64_split_dimode_const_store on volatile MEM.
2019-10-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
Backport from mainline
2019-09-26 Matt Turner <mattst88@gmail.com>
PR driver/69471
* config/aarch64/aarch64.opt (march=): Add Negative(march=).
(mtune=): Add Negative(mtune=).
(mcpu=): Add Negative(mcpu=).
* config/arm/arm.opt: Likewise.
2019-09-28 Oleg Endo <olegendo@gcc.gnu.org>
Backport from mainline
2019-09-28 Oleg Endo <olegendo@gcc.gnu.org>
PR target/86805
* config/sh/sh.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
2019-09-28 Oleg Endo <olegendo@gcc.gnu.org>
Backport from mainline
2019-09-28 Oleg Endo <olegendo@gcc.gnu.org>
PR target/80672
* config/sh/sh.c (parse_validate_atomic_model_option): Use
std::string::compare instead of std::string::find.
2019-09-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
Backport from mainline
2019-08-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/arm_acle.h: Use arch=armv8-a+crc+simd pragma for CRC32
intrinsics if __ARM_FP.
Use __ARM_FEATURE_CRC32 ifdef guard.
2019-09-23 Max Filippov <jcmvbkbc@gmail.com>
Backport from mainline
2019-06-18 Max Filippov <jcmvbkbc@gmail.com>
* config/xtensa/xtensa.c (xtensa_expand_prologue): Add stack
pointer adjustment for the case of no callee-saved registers and
stack frame bigger than 128 bytes.
2019-09-22 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2019-06-16 Iain Sandoe <iain@sandoe.co.uk>
* config/darwin.opt (prebind, noprebind, seglinkedit,
noseglinkedit): Add RejectNegative.
Backport from mainline
2019-06-14 Iain Sandoe <iain@sandoe.co.uk>
* config/darwin.opt: Add RejectNegative where needed, reorder
and add minimal functional descriptions.
2019-09-20 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.c (pa_trampoline_init): Remove spurious extended
character.
2019-09-20 Andreas Krebbel <krebbel@linux.ibm.com>
Backport from mainline
2019-06-06 Andreas Krebbel <krebbel@linux.ibm.com>
PR rtl-optimization/88751
* ira.c (ira): Use the number of the actually referenced registers
when calculating the threshold.
2019-09-20 Kito Cheng <kito.cheng@sifive.com>
Backport from mainline
2019-09-18 Jim Wilson <jimw@sifive.com>
PR target/91683
* config/riscv/riscv-protos.h (riscv_split_symbol): New bool parameter.
(riscv_move_integer): Likewise.
* config/riscv/riscv.c (riscv_split_integer): Pass FALSE for new
riscv_move_integer arg.
(riscv_legitimize_move): Likewise.
(riscv_force_temporary): New parameter in_splitter. Don't call
force_reg if true.
(riscv_unspec_offset_high): Pass FALSE for new riscv_force_temporary
arg.
(riscv_add_offset): Likewise.
(riscv_split_symbol): New parameter in_splitter. Pass to
riscv_force_temporary.
(riscv_legitimize_address): Pass FALSE for new riscv_split_symbol
arg.
(riscv_move_integer): New parameter in_splitter. New local
can_create_psuedo. Don't call riscv_split_integer or force_reg when
in_splitter TRUE.
(riscv_legitimize_const_move): Pass FALSE for new riscv_move_integer,
riscv_split_symbol, and riscv_force_temporary args.
* config/riscv/riscv.md (low<mode>+1): Pass TRUE for new
riscv_move_integer arg.
(low<mode>+2): Pass TRUE for new riscv_split_symbol arg.
2019-09-20 Eric Botcazou <ebotcazou@adacore.com>
PR target/91269
* config/sparc/sparc.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
2019-09-19 Kito Cheng <kito.cheng@sifive.com>
Backport from mainline
2019-09-05 Jakub Jelinek <jakub@redhat.com>
Jim Wilson <jimw@sifive.com>
PR target/91635
* config/riscv/riscv.md (zero_extendsidi2, zero_extendhi<GPR:mode>2,
extend<SHORT:mode><SUPERQI:mode>2): Don't split if
paradoxical_subreg_p (operands[0]).
(*lshrsi3_zero_extend_3+1, *lshrsi3_zero_extend_3+2): Add clobber and
use as intermediate value.
2019-09-11 Eric Botcazou <ebotcazou@adacore.com>
PR rtl-optimization/89795
* rtlanal.c (nonzero_bits1) <SUBREG>: Do not propagate results from
inner REGs to paradoxical SUBREGs if WORD_REGISTER_OPERATIONS is set.
2019-09-09 Jakub Jelinek <jakub@redhat.com>
PR target/87853
* config/i386/emmintrin.h (_mm_cmpeq_epi8): Use casts to __v16qi
instead of __v16qs.
PR target/91704
* config/i386/avxintrin.h (__v32qs): New typedef.
* config/i386/avx2intrin.h (_mm256_cmpgt_epi8): Use casts to __v32qs
instead of __v32qi.
2019-09-04 Wilco Dijkstra <wdijkstr@arm.com>
Backport from mainline
2019-08-13 Wilco Dijkstra <wdijkstr@arm.com>
PR target/81800
* gcc/config/aarch64/aarch64.md (lrint): Disable lrint pattern if GPF
operand is larger than a long int.
2019-09-03 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/91597
* tree-vrp.c (extract_range_from_binary_expr): Remove unsafe
BIT_AND_EXPR optimization for pointers, even if both operand
ranges don't include NULL, the result can be NULL.
2019-09-02 Martin Liska <mliska@suse.cz>
Backport from mainline
2019-09-02 Martin Liska <mliska@suse.cz>
PR gcov-profile/91601
* gcov.c (path_contains_zero_cycle_arc): Rename to ...
(path_contains_zero_or_negative_cycle_arc): ... this and handle
also negative edges.
(circuit): Handle also negative edges as they can happen
in some situations.
2019-09-01 Eric Botcazou <ebotcazou@adacore.com>
PR target/91472
* config/sparc/sparc.c (sparc_cannot_force_const_mem): Return true
during LRA/reload in PIC mode if the PIC register hasn't been used yet.
(sparc_pic_register_p): Test reload_in_progress for consistency's sake.
2019-08-31 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2019-08-23 Iain Sandoe <iain@sandoe.co.uk>
PR pch/61250
* ggc-page.c (ggc_pch_read): Read the ggc_pch_ondisk structure
and issue any diagnostics needed before collecting the pre-PCH
state.
2019-08-30 Segher Boessenkool <segher@kernel.crashing.org>
Backport from trunk
2019-08-22 Segher Boessenkool <segher@kernel.crashing.org>
PR target/91481
* config/rs6000/rs6000.md (unspec): Delete UNSPEC_DARN, UNSPEC_DARN_32,
and UNSPEC_DARN_RAW.
(unspecv): New enumerator values UNSPECV_DARN, UNSPECV_DARN_32, and
UNSPECV_DARN_RAW.
(darn_32): Use an unspec_volatile, and UNSPECV_DARN_32.
(darn_raw): Use an unspec_volatile, and UNSPECV_DARN_RAW.
(darn): Use an unspec_volatile, and UNSPECV_DARN.
2019-08-30 Segher Boessenkool <segher@kernel.crashing.org>
Backport from trunk
2019-08-22 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/altivec.md (unspec): Delete UNSPEC_DARN, UNSPEC_DARN_32,
UNSPEC_DARN_RAW, UNSPEC_CMPRB, UNSPEC_CMPRB2, UNSPEC_CMPEQB; move to...
* config/rs6000/rs6000.md (unspec): ... here.
* config/rs6000/altivec.md (darn_32, darn_raw, darn, cmprb,
*cmprb_internal, setb_signed, setb_unsigned, cmprb2, *cmprb2_internal,
cmpeqb, *cmpeqb_internal): Delete, move to...
* config/rs6000/rs6000.md (darn_32, darn_raw, darn, cmprb,
*cmprb_internal, setb_signed, setb_unsigned, cmprb2, *cmprb2_internal,
cmpeqb, *cmpeqb_internal): ... here.
2019-08-30 Richard Biener <rguenther@suse.de>
Backport from mainline
2019-04-29 Richard Biener <rguenther@suse.de>
PR tree-optimization/90278
* tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
EH on comparison simplification.
2019-08-29 Richard Biener <rguenther@suse.de>
PR tree-optimization/91568
* tree-vectorizer.h (_slp_tree::max_nunits): Add.
(vect_update_max_nunits): Add overload for poly_uint64.
* tree-vect-slp.c (vect_create_new_slp_node): Initialize it.
(vect_build_slp_tree): Record max_nunits into the subtree
and merge it upwards.
(vect_print_slp_tree): Print max_nunits.
2019-08-28 Richard Biener <rguenther@suse.de>
Backport from mainline
2019-05-27 Richard Biener <rguenther@suse.de>
PR tree-optimization/90637
* tree-ssa-sink.c (statement_sink_location): Honor the
computed sink location for single-uses.
2019-08-26 Xiong Hu Luo <luoxhu@linux.ibm.com>
Backport r274411 from trunk to gcc-9-branch.
2019-08-14 Xiong Hu Luo <luoxhu@linux.ibm.com>
PR lto/91287
* builtins.c (builtin_with_linkage_p): New function.
* builtins.h (builtin_with_linkage_p): New function.
* symtab.c (write_symbol): Remove redundant assert.
* lto-streamer-out.c (symtab_node::output_to_lto_symbol_table_p):
Remove FIXME and use builtin_with_linkage_p.
2019-08-25 Uroš Bizjak <ubizjak@gmail.com>
PR target/91533
Backport from mainline
2019-06-30 Uroš Bizjak <ubizjak@gmail.com>
* config/i386/sse.md (ssse3_abs<mode>2): Rename from abs<mode>2.
* config/i386/i386-builtin.def (__builtin_ia32_pabsb):
Use CODE_FOR_ssse3_absv8qi2.
(__builtin_ia32_pabsw): Use CODE_FOR_ssse3_absv4hi2.
(__builtin_ia32_pabsd): Use CODE_FOR_ssse3_absv2si2.
2019-08-23 Mihailo Stojanovic <mistojanovic@wavecomp.com>
Backport from mainline
2019-08-23 Mihailo Stojanovic <mistojanovic@wavecomp.com>
* config/mips/mips.md (mips_get_fcsr, *mips_get_fcsr): Use SI
machine mode for unspec_volatile operand.
2019-08-23 Martin Liska <mliska@suse.cz>
PR ipa/91508
Backport from mainline
2019-08-15 Martin Liska <mliska@suse.cz>
PR ipa/91438
* cgraph.c (cgraph_node::remove): When setting
n->origin = NULL for all nested functions, reset
also next_nested.
2019-08-23 Martin Liska <mliska@suse.cz>
Backport from mainline
2019-08-15 Martin Liska <mliska@suse.cz>
* cgraph.c (cgraph_node::verify_node): Verify origin, nested
and next_nested.
2019-08-23 Martin Liska <mliska@suse.cz>
Backport from mainline
2019-08-15 Martin Liska <mliska@suse.cz>
PR ipa/91404
* passes.c (order): Remove.
(uid_hash_t): Likewise).
(remove_cgraph_node_from_order): Remove from set
of pointers (cgraph_node *).
(insert_cgraph_node_to_order): New.
(duplicate_cgraph_node_to_order): New.
(do_per_function_toporder): Register all 3 cgraph hooks.
Skip removed_nodes now as we know about all of them.
2019-08-21 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2019-08-18 Iain Sandoe <iain@sandoe.co.uk>
* config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Add asserts
for cpu and machine. Factor 64/32b builtins.
2019-08-20 Eric Botcazou <ebotcazou@adacore.com>
PR rtl-optimization/91347
* dse.c (scan_insn): Call add_wild_read for non-const/memset tail calls
before reload if HARD_FRAME_POINTER_IS_ARG_POINTER.
2019-08-19 Richard Earnshaw <rearnsha@arm.com>
Backport from mainline
2019-09-09 Richard Earnshaw <rearnsha@arm.com>
PR target/91386
* config/aarch64/aarch64.c (aarch64_gen_adjusted_ldpstp): Use copy_rtx
to preserve the contents of the original insns.
2019-08-16 Bernd Edlinger <bernd.edlinger@hotmail.de>
Backport from mainline
2019-08-16 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR tree-optimization/91109
* lra-int.h (lra_need_for_scratch_reg_p): Declare.
* lra.c (lra): Use lra_need_for_scratch_reg_p.
* lra-spills.c (lra_need_for_scratch_reg_p): New function.
2019-08-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR tree-optimization/91109
* lra-remat.c (update_scratch_ops): Remove assignment of the
hard register.
2019-08-15 Steve Ellcey <sellcey@marvell.com>
Backport from mainline
2019-08-02 Steve Ellcey <sellcey@marvell.com>
* omp-simd-clone.c (simd_clone_adjust_return_type): Remove call to
build_distinct_type_copy.
(simd_clone_adjust_argument_types): Ditto.
(simd_clone_adjust): Call build_distinct_type_copy here.
(expand_simd_clones): Ditto.
2019-08-15 Richard Biener <rguenther@suse.de>
PR tree-optimization/91445
Backport from mainline
2019-07-05 Richard Biener <rguenther@suse.de>
PR tree-optimization/91091
* tree-ssa-alias.h (get_continuation_for_phi): Add tbaa_p parameter.
(walk_non_aliased_vuses): Likewise.
* tree-ssa-alias.c (maybe_skip_until): Pass down tbaa_p.
(get_continuation_for_phi): New tbaa_p parameter and pass
it down.
(walk_non_aliased_vuses): Likewise.
* tree-ssa-pre.c (translate_vuse_through_block): Likewise.
* tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr):
Likewise.
* tree-ssa-sccvn.c (struct vn_walk_cb_data): Add tbaa_p flag.
(vn_reference_lookup_3): Handle and pass down tbaa_p flag.
(vn_reference_lookup_pieces): Adjust.
(vn_reference_lookup): Remove alias-set altering, instead pass
down false as tbaa_p.
2019-07-04 Richard Biener <rguenther@suse.de>
* tree-ssa-sccvn.h (vn_reference_lookup): Add last_vuse_ptr
argument.
* tree-ssa-sccvn.c (last_vuse_ptr, vn_walk_kind): Move
globals into...
(struct vn_walk_cb_data): New callback data struct.
(vn_reference_lookup_2): Adjust.
(vn_reference_lookup_3): Likewise.
(vn_reference_lookup_pieces): Likewise.
(vn_reference_lookup): Likewise, get last_vuse_ptr argument.
(visit_reference_op_load): Adjust.
2019-08-14 Martin Sebor <msebor@redhat.com>
Backport from mainline
2019-08-01 Martin Sebor <msebor@redhat.com>
PR c++/90947
* tree.c (type_initializer_zero_p): Define.
* tree.h (type_initializer_zero_p): New function.
2019-08-05 Martin Sebor <msebor@redhat.com>
* doc/extend.texi (Common Variable Attributes): Document alias
attribute.
2019-08-12 Richard Biener <rguenther@suse.de>
Backport from mainline
2019-08-12 Richard Biener <rguenther@suse.de>
PR lto/91375
* tree.c (free_lang_data_in_type): Do not free TYPE_BINFO dependent on
flag_devirtualize.
2019-08-12 Richard Biener <rguenther@suse.de>
PR driver/91130
* lto-wrapper.c (get_options_from_collect_gcc_options): Remove
lang_mask option, always use CL_DRIVER.
(find_and_merge_options): Adjust.
(run_gcc): Likewise.
2019-08-07 Richard Earnshaw <rearnsha@arm.com>
PR driver/91130
* lto-wrapper.c (find_and_merge_options): Use CL_DRIVER when
processing COLLECT_GCC_OPTIONS.
(run_gcc): Likewise.
2019-08-12 Jakub Jelinek <jakub@redhat.com>
* BASE-VER: Set to 9.2.1.
2019-08-12 Release Manager
* GCC 9.2.0 released.
2019-08-05 Kito Cheng <kito.cheng@sifive.com>
Backport from mainline
2019-08-05 Kito Cheng <kito.cheng@sifive.com>
* config/riscv/riscv.c (riscv_promote_function_mode): New.
(TARGET_PROMOTE_FUNCTION_MODE): Use riscv_promote_function_mode.
2019-08-05 Alan Modra <amodra@gmail.com>
PR target/91349
* config/rs6000/freebsd64.h (CPLUSPLUS_CPP_SPEC),
(LINK_GCC_C_SEQUENCE_SPEC): Undef.
2019-08-04 Segher Boessenkool <segher@kernel.crashing.org>
Backport from trunk
2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
correct numbers for TFHAR, TFIAR, TEXASR.
2019-08-03 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2019-07-24 Iain Sandoe <iain@sandoe.co.uk>
PR bootstrap/87030
* config/i386/darwin.h (REAL_LIBGCC_SPEC): Revert change from r273749.
PR bootstrap/87030
* config/i386/darwin.h (REAL_LIBGCC_SPEC): Move from here...
* config/i386/darwin32-biarch.h .. to here.
* config/i386/darwin64-biarch.h: Adjust comments.
* config/rs6000/darwin32-biarch.h: Likewise.
* config/rs6000/darwin64-biarch.h: Likewise.
* config.gcc: Missed commit from r273746
(*-*-darwin*): Don't include CPU t-darwin here.
(i[34567]86-*-darwin*): Adjust to use biarch files. Produce
an error message if i686-darwin configuration is attempted for
Darwin >= 18.
Backport from mainline
2019-07-23 Iain Sandoe <iain@sandoe.co.uk>
PR bootstrap/87030
* config.gcc (*-*-darwin*): Don't include CPU t-darwin here.
(i[34567]86-*-darwin*): Adjust to use biarch files. Produce
an error message if i686-darwin configuration is attempted for
Darwin >= 18.
(x86_64-*-darwin*): Switch to single multilib for Darwin >= 18.
(powerpc-*-darwin*): Use biarch files where needed.
(powerpc64-*-darwin*): Likewise.
* config/i386/darwin.h (REAL_LIBGCC_SPEC): Move to new biarch file.
(DARWIN_ARCH_SPEC, DARWIN_SUBARCH_SPEC): Revise for default single
arch case.
* config/i386/darwin32-biarch.h: New.
* config/i386/darwin64.h: Rename.
* gcc/config/i386/darwin64-biarch.h: To this.
* config/i386/t-darwin: Rename.
* gcc/config/i386/t-darwin32-biarch: To this.
* config/i386/t-darwin64: Rename.
* gcc/config/i386/t-darwin64-biarch: To this.
* config/rs6000/darwin32-biarch.h: New.
* config/rs6000/darwin64.h: Rename.
* config/rs6000/darwin64-biarch.h: To this.
(DARWIN_ARCH_SPEC, DARWIN_SUBARCH_SPEC): Revise for default single
arch case.
* config/rs6000/t-darwin8: Rename.
* config/rs6000/t-darwin32-biarch: To this.
* config/rs6000/t-darwin64 Rename.
* config/rs6000/t-darwin64-biarch: To this.
2019-08-03 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2019-07-07 Iain Sandoe <iain@sandoe.co.uk>
* config/darwin.c (darwin_override_options): Make a final check on PIC
options.
2019-08-03 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2019-07-07 Iain Sandoe <iain@sandoe.co.uk>
* config/darwin.c (darwin_override_options): Don't jam symbol stubs
on for kernel code.
2019-08-03 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2019-06-28 Iain Sandoe <iain@sandoe.co.uk>
* config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Remove
override on extra_headers.
2019-08-03 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2019-06-27 Iain Sandoe <iain@sandoe.co.uk>
* config/rs6000/rs6000.c (darwin_rs6000_override_options): Honour
user-specified float mode choice for kernel mode code.
2019-08-03 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2019-06-27 Iain Sandoe <iain@sandoe.co.uk>
* config/rs6000/rs6000.c (darwin_rs6000_override_options): Do not
use longcall for 64b code.
2019-08-03 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2019-06-23 Iain Sandoe <iain@sandoe.co.uk>
* config/rs6000/darwin.h: Handle GCC target pragma.
2019-08-03 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2019-06-23 Iain Sandoe <iain@sandoe.co.uk>
* config/rs6000/darwin.h: (__PPC__, __PPC64__): New.
2019-08-02 Martin Sebor <msebor@redhat.com>
Backport from mainline
2019-07-09 Martin Sebor <msebor@redhat.com>
PR tree-optimization/90989
* tree-ssa-strlen.c (handle_char_store): Constrain a single character
optimization to just single character stores.
2019-08-02 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2019-06-19 Iain Sandoe <iain@sandoe.co.uk>
* config/darwin-driver.c (darwin_driver_init): Fix off-by-one errors
in computing the number of options to be moved.
Backport from mainline
2019-06-13 Iain Sandoe <iain@sandoe.co.uk>
* config/darwin-driver.c (validate_macosx_version_min): New.
(darwin_default_min_version): Cleanup and validate supplied version.
(darwin_driver_init): Likewise and push cleaned version into opts.
2019-08-02 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
* config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
2019-08-02 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
* config/darwin-c.c (darwin_register_objc_includes): Do not
prepend the sysroot when building gnu-runtime header search
paths.
2019-08-02 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
* config/darwin.c (darwin_file_end): Use switch_to_section ()
instead of direct output of the asm.
2019-08-02 Richard Biener <rguenther@suse.de>
Backport from mainline
2019-07-31 Richard Biener <rguenther@suse.de>
PR tree-optimization/91280
* tree-ssa-structalias.c (get_constraint_for_component_ref):
Decompose MEM_REF manually for offset handling.
2019-07-31 Richard Biener <rguenther@suse.de>
PR tree-optimization/91293
* tree-vect-slp.c (vect_build_slp_tree_2): Do not swap operands
of reduction stmts.
2019-08-02 Richard Biener <rguenther@suse.de>
Backport from mainline
2019-07-31 Richard Biener <rguenther@suse.de>
PR tree-optimization/91178
* tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
Use tail-recursion.
2019-07-17 Richard Biener <rguenther@suse.de>
PR tree-optimization/91178
* tree-ssa.c (release_defs_bitset): Iterate from higher to
lower SSA names to avoid quadratic behavior in the common case.
* tree-data-ref.c (split_constant_offset): Add limit argument
and pass it down. Initialize it from PARAM_SSA_NAME_DEF_CHAIN_LIMIT.
(split_constant_offset_1): Add limit argument and use it to
limit SSA def walking. Optimize the common plus/minus case.
2019-07-12 Martin Sebor <msebor@redhat.com>
* doc/invoke.texi (ssa-name-def-chain-limit): Document new --param.
* params.def (PARAM_SSA_NAME_DEF_CHAIN_LIMIT): Add new --param.
* tree-vrp.c (vrp_prop::check_mem_ref): Use
PARAM_SSA_NAME_DEF_CHAIN_LIMIT.
2019-08-01 Jakub Jelinek <jakub@redhat.com>
Backported from mainline
2019-07-31 Jakub Jelinek <jakub@redhat.com>
PR middle-end/91301
* gimplify.c (gimplify_omp_for): If for class iterator on
distribute parallel for there is no data sharing clause
on inner_for_stmt, look for private clause on combined
parallel too and if found, move it to inner_for_stmt.
2019-07-30 Jakub Jelinek <jakub@redhat.com>
PR middle-end/91216
* omp-low.c (global_nonaddressable_vars): New variable.
(use_pointer_for_field): For global decls, if they are non-addressable,
remember it in the global_nonaddressable_vars bitmap, if they are
addressable and in the global_nonaddressable_vars bitmap, ignore their
TREE_ADDRESSABLE bit.
(omp_copy_decl_2): Clear TREE_ADDRESSABLE also on private copies of
vars in global_nonaddressable_vars bitmap.
(execute_lower_omp): Free global_nonaddressable_vars bitmap.
PR target/91150
* config/i386/i386.c (expand_vec_perm_blend): Change mask type
from unsigned to unsigned HOST_WIDE_INT. For E_V64QImode cast
comparison to unsigned HOST_WIDE_INT before shifting it left.
2019-07-17 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/91157
* tree-vect-generic.c (expand_vector_comparison): Handle lhs being
a vector boolean with scalar mode.
(expand_vector_condition): Handle first operand being a vector boolean
with scalar mode.
(expand_vector_operations_1): For comparisons, don't bail out early
if the return type is vector boolean with scalar mode, but comparison
operand type is not.
2019-08-01 Alan Modra <amodra@gmail.com>
PR target/91135
* config/rs6000/linux.h (GNU_USER_TARGET_D_OS_VERSIONS): Don't
define.
* config/rs6000/linux64.h (TARGET_OS_CPP_BUILTINS): Invoke
GNU_USER_TARGET_OS_CPP_BUILTINS for aixdesc abi.
(GNU_USER_TARGET_D_OS_VERSIONS): Don't define.
2019-07-31 Jonathan Wakely <jwakely@redhat.com>
Backport from mainline
2019-06-24 Jonathan Wakely <jwakely@redhat.com>
* ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG, LDBL_DECIMAL_DIG)
(FLT_HAS_SUBNORM, DBL_HAS_SUBNORM, LDBL_HAS_SUBNORM, FLT_TRUE_MIN)
(DBL_TRUE_MIN, LDBL_TRUE_MIN): Also define for C++17.
2019-07-31 Richard Biener <rguenther@suse.de>
Backport from mainline
2019-07-19 Richard Biener <rguenther@suse.de>
PR tree-optimization/91200
* tree-ssa-phiopt.c (cond_store_replacement): Check we have
no PHI nodes in middle-bb.
2019-07-15 Richard Biener <rguenther@suse.de>
PR middle-end/91162
* tree-cfg.c (move_block_to_fn): When releasing a virtual PHI
node make sure to replace all uses with something valid.
2019-07-12 Richard Biener <rguenther@suse.de>
PR tree-optimization/91145
* tree-vect-slp.c (vect_build_slp_tree_2): Fix reduction
chain check.
2019-07-11 Richard Biener <rguenther@suse.de>
PR middle-end/91131
* gimplify.c (gimplify_compound_literal_expr): Force a temporary
when the object is volatile and we have not cleared it even though
there are no nonzero elements.
2019-07-10 Richard Biener <rguenther@suse.de>
PR tree-optimization/91126
* tree-ssa-sccvn.c (n_walk_cb_data::push_partial_def): Adjust
native encoding offset for BYTES_BIG_ENDIAN.
(vn_reference_lookup_3): Likewise.
2019-07-30 Jan Hubicka <jh@suse.cz>
Backport from mainline
2019-07-23 Jan Hubicka <hubicka@ucw.cz>
* i386-common.c: Use PROCESSOR_ZNVER2 scheduler for znver2.
* config/i386/znver1.md: Enable patterns for znver2 and add store
variants which use extra AGU unit.
2019-07-30 Jan Hubicka <jh@suse.cz>
Backport from mainline
2019-07-23 Jan Hubicka <hubicka@ucw.cz>
* config/i386/i386.c (ix86_option_override_internal): Default
PARAM_AVOID_FMA_MAX_BITS to 256 for znver2.
* config/i386/x86-tune.def (X86_TUNE_AVOID_256FMA_CHAINS): Set
for ZNVER2.
2019-07-30 Jan Hubicka <jh@suse.cz>
Backport from mainline
2019-07-23 Jan Hubicka <hubicka@ucw.cz>
* config/i386/x86-tune-costs.h (znver2_memcpy): Update.
(znver2_costs): Update 256 bit SSE costs and multiplication.
2019-07-24 Bin Cheng <bin.cheng@linux.alibaba.com>
Backport from mainline
2019-07-18 Bin Cheng <bin.cheng@linux.alibaba.com>
PR tree-optimization/91137
* tree-ssa-loop-ivopts.c (struct ivopts_data): New field.
(tree_ssa_iv_optimize_init, alloc_iv, tree_ssa_iv_optimize_finalize):
Init, use and fini the above new field.
(determine_base_object_1): New function.
(determine_base_object): Reimplement using walk_tree.
2019-07-23 Matthew Beliveau <mbelivea@redhat.com>
Backported from mainline
2019-07-16 Jeff Law <law@redhat.com>
PR rtl-optimization/91173
* tree-ssa-address.c (addr_for_mem_ref): If the base is an
SSA_NAME with a constant value, fold its value into the offset
and clear the base before calling gen_addr_rtx.
* g++.dg/pr91173.C: New test.
2019-07-23 Richard Biener <rguenther@suse.de>
PR debug/91231
* lto-streamer-in.c (input_function): Drop inline-entry markers
that ended up with an unknown location block.
2019-07-22 Paul A. Clarke <pc@us.ibm.com>
Backport from mainline
* config/rs6000/smmintrin.h (_mm_blend_epi16): New.
(_mm_blendv_epi8): New.
2019-07-22 Martin Liska <mliska@suse.cz>
Backport from mainline
2019-07-22 Martin Liska <mliska@suse.cz>
PR driver/91172
* opts-common.c (decode_cmdline_option): Decode
argument of -Werror and check it for a wrong language.
* opts-global.c (complain_wrong_lang): Remove such case.
2019-07-22 Claudiu Zissulescu <claziss@synopsys.com>
Backport from mainline.
* config/arc/arc.c (prepare_move_operands): Always use an
intermediate register when storing a TLS symbols.
2019-07-20 Richard Sandiford <richard.sandiford@arm.com>
Backport from mainline
2019-07-10 Richard Sandiford <richard.sandiford@arm.com>
* fold-const.c (fold_relational_const): Fix folding of
vector-to-scalar NE_EXPRs.
(test_vector_folding): Add more tests.
2019-07-19 Jason Merrill <jason@redhat.com>
PR c++/82081 - tail call optimization breaks noexcept
* tree-tailcall.c (find_tail_calls): Don't turn a call from a
nothrow function to a might-throw function into a tail call.
2019-07-18 Kito Cheng <kito.cheng@sifive.com>
Backport from mainline
2019-07-08 Andrew Waterman <andrew@sifive.com>
Jim Wilson <jimw@sifive.com>
* config/riscv/riscv.md (lshrsi3_zero_extend_3+1): Use operands[1]
bitsize instead of BITS_PER_WORD.
gcc/testsuite/
2019-07-17 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.c (pa_som_asm_init_sections): Don't force all constant
data into data section when generating PIC code.
(pa_select_section): Use pa_reloc_rw_mask() to qualify relocs.
(pa_reloc_rw_mask): Return 3 when generating PIC code and when
generating code for SOM targets earlier than HP-UX 11. Otherwise,
return 2 for SOM and 0 for other targets.
2019-07-17 Andreas Krebbel <krebbel@linux.ibm.com>
Backport from mainline
2019-07-01 Andreas Krebbel <krebbel@linux.ibm.com>
* config/s390/vector.md: Fix shift count operand printing.
2019-07-16 Wilco Dijkstra <wdijkstr@arm.com>
Backport from mainline
2019-05-30 Wilco Dijkstra <wdijkstr@arm.com>
PR driver/90684
* gcc/opts.c (parse_and_check_align_values): Allow 4 alignment values.
2019-07-14 Jakub Jelinek <jakub@redhat.com>
Backported from mainline
2019-07-04 Jakub Jelinek <jakub@redhat.com>
PR middle-end/78884
* gimplify.c (struct gimplify_omp_ctx): Add add_safelen1 member.
(gimplify_bind_expr): If seeing TREE_ADDRESSABLE VLA inside of simd
loop body, set ctx->add_safelen1 instead of making it GOVD_PRIVATE.
(gimplify_adjust_omp_clauses): Add safelen (1) clause if
ctx->add_safelen1 is set.
PR rtl-optimization/90756
* explow.c (promote_ssa_mode): Always use TYPE_MODE, don't bypass it
for VECTOR_TYPE_P.
2019-07-12 Richard Biener <rguenther@suse.de>
Backport from mainline
2019-07-04 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/91063
* tree-vect-stmts.c (vect_init_vector): Call gsi_remove to remove
stmt from stmts sequence before calling vect_init_vector_1.
Formatting fix.
2019-07-04 Richard Biener <rguenther@suse.de>
PR ipa/91062
* tree-pass.h (execute_all_ipa_transforms): Add a flag
parameter whether to disable GC collection.
* passes.c (execute_one_ipa_transform_pass): Likewise, and
honor it.
(execute_all_ipa_transforms): Likewise and pass it down.
* cgraph.c (cgraph_node::get_body): Do not invoke garbage
collection from applying IPA transforms.
* cgraphunit.c (cgraph_node::expand): Allow garbage collection
from applying IPA transforms.
2019-06-26 Richard Biener <rguenther@suse.de>
PR ipa/90982
* tree-inline.c (remap_ssa_name): Copy SSA range info.
2019-06-24 Richard Biener <rguenther@suse.de>
PR tree-optimization/90972
* tree-vect-stmts.c (vect_init_vector): Handle CONSTANT_CLASS_P
in common code, dealing with STRING_CST properly.
2019-06-21 Richard Biener <rguenther@suse.de>
PR debug/90914
* dwarf2out.c (prune_unused_types_walk): Always consider
function-local extern declarations as used.
2019-06-18 Richard Biener <rguenther@suse.de>
PR debug/90900
* cfgexpand.c (expand_debug_expr): Treat NOTE_P DECL_RTL
as if optimized away.
2019-05-07 Richard Biener <rguenther@suse.de>
PR lto/90369
* lto-wrapper.c (debug_objcopy): Use the original filename
including archive offset for the filename used for -save-temps.
2019-07-12 Eric Botcazou <ebotcazou@adacore.com>
PR rtl-optimization/91136
* df-core.c (ACCESSING REFS): Fix typos in comment.
* resource.c (mark_target_live_reg): Add artificial defs that occur at
the beginning of the block to the initial set of live registers.
2019-07-11 Uroš Bizjak <ubizjak@gmail.com>
Backport from mainline
2019-07-06 Richard Sandiford <richard.sandiford@arm.com>
* config/i386/sse.md (*andnot<mode>3_bcst): Fix VI/VI48_AVX512VL typo.
2019-07-11 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.c (rs6000_output_function_epilogue): Handle
Modula-2.
2019-07-08 Richard Biener <rguenther@suse.de>
PR tree-optimization/91108
* tree-ssa-sccvn.c: Include builtins.h.
(vn_reference_lookup_3): Use only alignment constraints to
verify same-valued store disambiguation.
2019-07-05 Szabolcs Nagy <szabolcs.nagy@arm.com>
Backport from mainline
2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
* config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
(aarch64_asm_output_external): Declare.
* config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
(aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
(aarch64_asm_output_alias): New.
(aarch64_asm_output_external): New.
* config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
(ASM_OUTPUT_EXTERNAL): Define.
2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
* config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
const.
* config/aarch64/aarch64.c (aarch64_asm_output_external): Call
default_elf_asm_output_external.
2019-07-04 Martin Liska <mliska@suse.cz>
Backport from mainline
2019-07-03 Martin Liska <mliska@suse.cz>
PR tree-optimization/90892
* builtins.c (inline_expand_builtin_string_cmp): Handle '\0'
in string constants.
2019-07-04 Martin Liska <mliska@suse.cz>
Backport from mainline
2019-07-03 Martin Liska <mliska@suse.cz>
PR middle-end/90899
* multiple_target.c (create_dispatcher_calls): Add to comdat
group only if set for ifunc.
2019-07-03 Eric Botcazou <ebotcazou@adacore.com>
* dwarf2out.c (add_scalar_info): Add back refererence to existing DIE
if it has the DW_AT_data_member_location attribute.
2019-07-02 Andrew Stubbs <ams@codesourcery.com>
Backport from mainline:
2019-07-02 Andrew Stubbs <ams@codesourcery.com>
* config/gcn/gcn.md (movdi_symbol_save_scc): Convert to define_insn
with inlined save and restore.
2019-07-01 Eric Botcazou <ebotcazou@adacore.com>
PR middle-end/64242
* config/sparc/sparc.md (nonlocal_goto): Restore frame pointer last.
Add frame clobber and schedule blockage.
2019-06-29 Jakub Jelinek <jakub@redhat.com>
Backported from mainline
2019-06-27 Jakub Jelinek <jakub@redhat.com>
PR c++/91024
* gimplify.c (collect_fallthrough_labels): Ignore GIMPLE_PREDICT
statements.
2019-06-26 Jakub Jelinek <jakub@redhat.com>
PR target/90991
* config/i386/sse.md
(*<extract_type>_vinsert<shuffletype><extract_suf>_0): Use vmovupd,
vmovups, vmovdqu, vmovdqu32 or vmovdqu64 instead of the aligned
insns if operands[2] is misaligned_operand.
2019-06-12 Jakub Jelinek <jakub@redhat.com>
PR c/90760
* symtab.c (symtab_node::set_section): Allow being called on aliases
as long as they aren't analyzed yet.
2019-06-28 Jeff Law <law@redhat.com>
Backport from mainline
2019-06-21 Jeff Law <law@redhat.com>
PR tree-optimization/90949
* tree-ssa-copy.c (fini_copy_prop): Use reset_flow_sensitive_info.
* tree-ssanames.c (reset_flow_sensitive_info): Reset non-null state.
2019-06-28 Andrew Stubbs <ams@codesourcery.com>
Backport from mainline:
2019-05-22 Andrew Stubbs <ams@codesourcery.com>
* config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
2019-06-26 Martin Jambor <mjambor@suse.cz>
Backport from mainline
2019-06-25 Martin Jambor <mjambor@suse.cz>
PR ipa/90939
* ipa-cp.c (ipcp_bits_lattice::meet_with): Remove assert.
2019-06-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
Backport from mainline
2019-06-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* configure.ac (ld_vers) <*-*-solaris2*>: Remove support for
alternative Solaris 11.4 format.
* configure: Regenerate.
2019-06-25 Claudiu Zissulescu <claziss@synopsys.com>
Backport from mainline
2019-06-25 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.c (arc_symbol_binds_local_p): New function.
(arc_legitimize_pic_address): Simplify and cleanup the function.
(SYMBOLIC_CONST): Remove.
(prepare_pic_move): Likewise.
(prepare_move_operands): Handle complex mov cases here.
(arc_legitimize_address_0): Remove call to
arc_legitimize_pic_address.
(arc_legitimize_address): Remove call to
arc_legitimize_tls_address.
* config/arc/arc.md (movqi_insn): Allow Cm3 match.
(movhi_insn): Likewise.
2019-06-25 Andrew Stubbs <ams@codesourcery.com>
Backport from mainline
2019-05-24 Andrew Stubbs <ams@codesourcery.com>
* config/gcn/gcn-run.c (main): Set a non-zero return value if the
kernel does not exit cleanly.
* config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
2019-06-25 Andrew Stubbs <ams@codesourcery.com>
Backport from mainline
2019-05-24 Andrew Stubbs <ams@codesourcery.com>
* config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
for lo-part.
2019-06-21 Richard Biener <rguenther@suse.de>
PR tree-optimization/90930
* tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Set visited
flag on new stmts to avoid re-processing them.
2019-06-24 Richard Biener <rguenther@suse.de>
PR tree-optimization/90930
PR tree-optimization/90316
* tree-ssa-alias.c (walk_non_aliased_vuses): Add missing
decrement of limit.
2019-06-16 Jeff Law <law@redhat.com>
Backport from mainline
2019-06-16 Prachi Godbole <prachi.godbole@imgtec.com>
Robert Suchanek <robert.suchanek@mips.com>
* config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
and 3rd operands of the fmadd/fmsub/maddv builtin.
2019-06-16 John David Anglin <danglin@gcc.gnu.org>
PR middle-end/64242
* config/pa/pa.md (nonlocal_goto): Restore frame pointer last. Add
frame clobbers and schedule block.
(builtin_longjmp): Likewise.
2019-06-11 Jakub Jelinek <jakub@redhat.com>
PR target/90811
* config/nvptx/nvptx.c (nvptx_output_softstack_switch): Use and.b%d
instead of and.u%d.
2019-06-07 John David Anglin <danglin@gcc.gnu.orig>
PR target/90751
* config/pa/pa-linux.h (ASM_DECLARE_FUNCTION_NAME): Update comment.
Call pa_output_function_label.
(TARGET_ASM_FUNCTION_PROLOGUE): define.
* config/pa/pa-protos.h (pa_output_function_label): Declare.
* config/pa/pa.c (pa_output_function_prologue): Add ATTRIBUTE_UNUSED
to declaration.
(pa_linux_output_function_prologue): Declare.
(TARGET_ASM_FUNCTION_PROLOGUE): Delete define.
(pa_output_function_label): New.
(pa_output_function_prologue): Revise to use pa_output_function_label.
(pa_linux_output_function_prologue): New.
* config/pa/pa.h (TARGET_ASM_FUNCTION_PROLOGUE): Define.
2019-06-06 Richard Biener <rguenther@suse.de>
Backport from mainline
2019-05-22 Richard Biener <rguenther@suse.de>
PR tree-optimization/90450
* tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
(mem_ref_hasher::equal): Check it.
(mem_ref_alloc): Initialize it.
(gather_mem_refs_stmt): Set it.
2019-05-13 Richard Biener <rguenther@suse.de>
PR tree-optimization/90402
* tree-if-conv.c (tree_if_conversion): Value number only
the loop body by making the latch an exit of the region
as well.
* tree-ssa-sccvn.c (process_bb): Add flag whether to skip
processing PHIs.
(do_rpo_vn): Deal with multiple edges into the entry block
that are not backedges inside the region by skipping PHIs
of the entry block.
2019-05-06 Richard Biener <rguenther@suse.de>
PR tree-optimization/90328
* tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
* tree-data-ref.c (dr_may_alias_p): Check whether the clique
is valid in the loop nest before using it.
(initialize_data_dependence_relation): Adjust.
* graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
loop as loop-nest to dr_may_alias_p.
2019-06-05 Eric Botcazou <ebotcazou@adacore.com>
* fold-const.c (extract_muldiv_1) <PLUS_EXPR>: Do not distribute a
multiplication by a power-of-two value.
(fold_plusminus_mult_expr): Use pow2p_hwi to spot a power-of-two value
and turn the modulo operation into a masking operation.
2019-06-05 Jakub Jelinek <jakub@redhat.com>
PR debug/90733
* var-tracking.c (vt_expand_loc_callback): Don't create raw subregs
with VOIDmode inner operands.
2019-06-05 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline.
2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
* doc/sourcebuild.texi: Document mfentry target support.
2019-05-30 Jakub Jelinek <jakub@redhat.com>
* tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
to length.
2019-05-30 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline.
2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
* config/i386/darwin.h: Reject -mfentry*.
2019-05-30 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline.
2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
PR target/82920
* config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
Darwin.
2019-05-30 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline.
2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
PR target/82920
* config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
(ix86_output_indirect_branch_via_reg): Use output mechanism
accounting for __USER_LABEL_PREFIX__.
(ix86_output_indirect_branch_via_push): Likewise.
(ix86_output_function_return): Likewise.
(ix86_output_indirect_function_return): Likewise.
2019-05-29 Jakub Jelinek <jakub@redhat.com>
PR fortran/90329
* lto-streamer.h (LTO_minor_version): Bump to 1.
Backported from mainline
2019-05-16 Jakub Jelinek <jakub@redhat.com>
PR fortran/90329
* tree-core.h (struct tree_decl_common): Document
decl_nonshareable_flag for PARM_DECLs.
* tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
* calls.c (expand_call): Don't try tail call if caller
has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
passed on the stack and callee needs to pass any arguments on the
stack.
* tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
else if instead of series of mutually exclusive ifs. Handle
DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
* tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2019-05-29 Jakub Jelinek <jakub@redhat.com>
PR bootstrap/90543
* optc-save-gen.awk: In cl_optimization_print, use correct condition
for var_opt_string printing. In cl_optimization_print_diff, print
(null) instead of invoking undefined behavior if one of the
var_opt_string pointers is NULL and use && instead of first || in the
guarding condition. For var_target_other options, handle const char *
target variables similarly to const char * optimize node variables.
2019-05-28 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
* dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
and DW_OP_GNU_const_index opcodes.
2019-05-24 John David Anglin <danglin@gcc.gnu.org>
PR target/90530
* config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
DImode to SImode in floating-point registers on 64-bit target.
* config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
register_operand in xmpyu patterns.
2019-05-24 Martin Liska <mliska@suse.cz>
Backport from mainline
2019-05-23 Martin Liska <mliska@suse.cz>
PR sanitizer/90570
* gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
expression similarly to gimplify_decl_expr.
2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
Backported from mainline
2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
* config/i386/cpuid.h (__cpuid): For 32bit targets, zero
%ebx and %ecx bafore calling cpuid with leaf 1 or
non-constant leaf argument.
2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
PR target/90547
* config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
Avoid calling gen_lowpart with CONST operand.
2019-05-21 Sebastian Huber <sebastian.huber@embedded-brains.de>
Backported from mainline
2019-05-16 Sebastian Huber <sebastian.huber@embedded-brains.de>
* config/arm/t-rtems: Replace ARMv7-M multilibs with Cortex-M
multilibs.
2019-05-20 Jeff Law <law@redhat.com>
Backported from mainline
2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
* config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
and fpxx modes.
2019-05-17 Jakub Jelinek <jakub@redhat.com>
Backported from mainline
2019-05-16 Jakub Jelinek <jakub@redhat.com>
PR c++/90484
* tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
sz0 is equal to sz1, instead return false in that case.
* omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
has non-constant expression, force sctx.lane and use two
argument IFN_GOMP_SIMD_LANE instead of single argument.
* tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
two argument IFN_GOMP_SIMD_LANE without lhs.
* tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
member.
(LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
Define.
(LOOP_REQUIRES_VERSIONING): Or in
LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
* tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
simd_if_cond.
(vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
* tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
from simd if clause if needed.
2019-05-15 Jakub Jelinek <jakub@redhat.com>
* omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
max_vf to 1.
* omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
safelen_int and set loop->dont_vectorize.
2019-05-10 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/90385
* tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
arguments of the exit phis.
PR c++/90383
* tree-inline.h (struct copy_body_data): Add do_not_fold member.
* tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
id->do_not_fold.
(copy_tree_body_r): Likewise.
(copy_fn): Set id.do_not_fold to true.
2019-05-03 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/90303
* ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
2019-05-17 Richard Biener <rguenther@suse.de>
Backport from mainline
2019-05-07 Richard Biener <rguenther@suse.de>
PR tree-optimization/90316
* tree-ssa-alias.h (get_continuation_for_phi): Take walking
limit by reference.
(walk_non_aliased_vuses): Take walking limit argument.
* tree-ssa-alias.c (maybe_skip_until): Take limit and abort
walking if it is reached instead of just counting.
(get_continuation_for_phi): Likewise.
(walk_non_aliased_vuses): Likewise, instead of leaving counter
limiting to the callback.
* tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
(vn_reference_lookup_3): Likewise.
(vn_reference_lookup_pieces): Likewise.
(vn_reference_lookup): Likewise.
* tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
* tree-ssa-scopedtables.c (vuse_eq): Adjust.
(avail_exprs_stack::lookup_avail_expr): Likewise.
2019-05-06 Richard Biener <rguenther@suse.de>
PR tree-optimization/90316
* tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
compute target on demand.
(get_continuation_for_phi): Remove code walking stmts to
get to a target virtual operand which could end up being
quadratic.
2019-05-15 Li Jia He <helijia@linux.ibm.com>
Backport from mainline.
2019-05-07 Li Jia He <helijia@linux.ibm.com>
* tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
detection.
2019-05-14 Martin Liska <mliska@suse.cz>
Backport from mainline
2019-05-13 Martin Liska <mliska@suse.cz>
PR tree-optimization/90416
* tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
string instead of passing the second part as va_arg argument.
2019-05-14 Martin Liska <mliska@suse.cz>
Backport from mainline
2019-05-13 Martin Liska <mliska@suse.cz>
PR gcov-profile/90380
* gcov.c (handle_cycle): Do not support zero cycle count,
it should not be possible.
(path_contains_zero_cycle_arc): New function.
(circuit): Ignore zero cycle arc counts.
2019-05-14 Martin Liska <mliska@suse.cz>
Backport from mainline
2019-05-13 Martin Liska <mliska@suse.cz>
PR gcov-profile/90380
* gcov.c (enum loop_type): Remove the enum and
the operator.
(handle_cycle): Assert that we should not reach
a negative count.
(circuit): Use loop_found instead of a tri-state loop_type.
(get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
happen.
2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
Backport from mainline.
2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
PR target/90357
* config/mips/mips.c (mips_split_move): Skip forward SRC into
next insn when the SRC reg is dead.
2019-05-11 Andreas Tobler <andreast@gcc.gnu.org>
Backport from mainline.
2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
* config/i386/freebsd64.h: Add bits for 32-bit multilib support.
* config/i386/t-freebsd64: New file.
* config.gcc: Add the t-freebsd64 for multilib support.
2019-05-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
Backport from mainline.
2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
PR target/89765
* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
to compute vector element selector for both constant and variable
operands.
2019-05-10 Richard Biener <rguenther@suse.de>
* tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
(do_rpo_vn): Initialize next_value_id.
2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
* cif-code.def (CHKP): Remove.
2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
Backport from mainline.
2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
PR target/89424
* config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
handling of V1TImode.
2019-05-06 Martin Liska <mliska@suse.cz>
Backport from mainline
2019-05-06 Martin Liska <mliska@suse.cz>
PR sanitizer/90312
* config/i386/i386-options.c (ix86_option_override_internal): Error only
when -mabi is selected to a non-default version.
2019-05-04 Michael Meissner <meissner@linux.ibm.com>
* ChangeLog.ibm: Delete unintentional commit on the wrong branch.
* REVISION: Likewise.
2019-05-03 Richard Biener <rguenther@suse.de>
PR tree-optimization/90316
* tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
before running VN.
2019-05-03 Jakub Jelinek <jakub@redhat.com>
* BASE-VER: Set to 9.1.1.
2019-05-03 Release Manager
* GCC 9.1.0 released.
2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
Backport from mainline.
2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
PR target/86538
* config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
Define __ARM_FEATURE_ATOMICS.
2019-04-30 Martin Liska <mliska@suse.cz>
Backport from mainline
2019-04-30 Martin Liska <mliska@suse.cz>
PR translation/90274
* opts.c (print_filtered_help): Wrap string in _(...).
2019-04-30 Martin Liska <mliska@suse.cz>
Backport from mainline
2019-04-27 Martin Liska <mliska@suse.cz>
PR middle-end/90258
* opt-suggestions.c (option_proposer::build_option_suggestions):
When get_valid_option_values returns empty values, add the
misspelling candidate.
2019-04-30 Richard Biener <rguenther@suse.de>
PR tree-optimization/90273
* tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
useless debug stmts.
2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
* config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
varasm.h, and netbsd-protos.h.
2019-04-26 Segher Boessenkool <segher@kernel.crashing.org>
PR other/90257
Revert the revert:
2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
PR target/90178
Revert:
2018-11-21 Uros Bizjak <ubizjak@gmail.com>
Revert the revert:
2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
Revert:
2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
* lra-spills.c (lra_final_code_change): Remove useless move insns.
2019-04-25 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/90240
Revert:
2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
PR tree-optimization/90078
* tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
checks for infinite_cost overflow.
2019-04-25 Jakub Jelinek <jakub@redhat.com>
* DEV-PHASE: Set to prerelease.
2019-04-25 Richard Biener <rguenther@suse.de>
PR middle-end/89765
* gimplify.c (gimplify_expr): Avoid turning a lvalue
VIEW_CONVERT_EXPR into one operating on an rvalue.
2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
PR target/89929
* config/i386/i386.c (feature_priority): Moved to file scope.
(processor_features): Likewise.
(processor_model): Likewise.
(_arch_names_table): Likewise.
(arch_names_table): Likewise.
(_feature_list): Removed.
(feature_list): Likewise.
(_isa_names_table): Moved to file scope. Add priority.
(isa_names_table): Likewise.
(get_builtin_code_for_version): Replace feature_list with
isa_names_table. Update error message for P_ZERO priority.
2019-04-25 Richard Biener <rguenther@suse.de>
* tree-pass.h (make_pass_phi_only_cprop): Remove.
* timevar.def (TV_TREE_PHI_CPROP): Likewise.
2019-04-24 Jeff Law <law@redhat.com>
PR tree-optimization/90037
* Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
* passes.def: Replace all instance of phi-only cprop with the
lattice propagator. Move propagation pass from after erroneous
path isolation to before erroneous path isolation.
* tree-ssa-phionlycprop.c: Remove.
2019-04-24 Richard Biener <rguenther@suse.de>
PR middle-end/90213
* gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
by size and BITS_PER_UNIT on poly-wide-ints.
2019-04-25 Richard Biener <rguenther@suse.de>
PR middle-end/90194
* match.pd: Add pattern to simplify view-conversion of an
empty constructor.
2019-04-24 Clement Chigot <clement.chigot@atos.net>
* config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
for Go on 32 bit AIX.
* config/rs6000/aix72.h: Likewise.
2019-04-24 Jakub Jelinek <jakub@redhat.com>
PR target/90193
* rtl.c (classify_insn): Return JUMP_INSN for asm goto.
* emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
PR target/89952
* config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
for restored hard frame pointer.
(s390_sched_dependencies_evaluation): Implement new target hook.
(TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
* config/arc/arc-options.def: Fix typos and spelling mistakes.
* config/arc/arc.c (arc_init): Cleanup warning message.
(arc_override_options): Likewise.
2019-04-24 Jakub Jelinek <jakub@redhat.com>
PR target/90187
* config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
a register if both if_true and if_false are MEMs.
PR tree-optimization/90208
* tree-cfg.c (remove_bb): Move forced labels from removed bbs
after labels of new_bb, not before them.
PR tree-optimization/90211
* tree-parloops.c (try_create_reduction_list): Ignore phi arguments
which are not SSA_NAMEs.
2018-04-23 Sudakshina Das <sudi.das@arm.com>
* config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
AArch64.
(aarch64_file_end_indicate_exec_stack): Add gnu note section.
2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
PR rtl-optimization/87979
* modulo-sched.c (sms_schedule): Start ii value "mii" should
not equal zero.
2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
PR rtl-optimization/84032
* modulo-sched.c (ps_insn_find_column): Change condition so that
branch will always be the last insn in a row inside partial
schedule.
2019-04-23 Richard Biener <rguenther@suse.de>
PR debug/90131
* tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
dest_single_pred_p argument.
(remove_forwarder_block): Adjust.
(remove_forwarder_block_with_phi): Likewise.
2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
Bernd Edlinger <bernd.edlinger@hotmail.de>
Jakub Jelinek <jakub@redhat.com>
PR target/89093
* config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
if used with general-regs-only.
(arm_conditional_register_usage): Don't add non-general regs if
general-regs-only.
(arm_valid_target_attribute_rec): Handle general-regs-only.
* config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
general-regs-only.
(TARGET_HARD_FLOAT_SUB): Define.
(TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
(TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
(TARGET_REALLY_IWMMXT2): Likewise.
* config/arm/arm.opt: Add -mgeneral-regs-only.
* doc/extend.texi: Document ARM general-regs-only target.
* doc/invoke.texi: Document ARM -mgeneral-regs-only.
2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
PR tree-optimization/90078
* tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
checks for infinite_cost overflow.
2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
PR tree-optimization/90021
* tree-chrec.c (evolution_function_is_univariate_p): New parameter
and check univariate against it.
* tree-chrec.h (evolution_function_is_univariate_p): New parameter.
* tree-data-ref.c (add_other_self_distances): Pass new argument.
2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
PR target/90178
Revert:
2018-11-21 Uros Bizjak <ubizjak@gmail.com>
Revert the revert:
2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
Revert:
2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
* lra-spills.c (lra_final_code_change): Remove useless move insns.
2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
* config/rs6000/rs6000.md (group_end_nop): Emit insn register
names using operand format, rather than hard-wired.
(speculation_barrier): Likewise.
2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
PR tree-optimization/88055
* tree-call-cdce.c (comparison_code_if_no_nans): New function.
(gen_one_condition): Use it if !HONOR_NANS.
2019-04-19 Jakub Jelinek <jakub@redhat.com>
PR middle-end/90139
* tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
assign_temp instead of gen_reg_rtx.
2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
PR translation/90118
* config/aarch64/aarch64.c (aarch64_override_options_internal):
Add missing space before %<.
2019-04-18 Peter Bergner <bergner@linux.ibm.com>
PR rtl-optimization/87871
* ira-lives.c (make_object_dead): Don't add conflicts to
TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
2019-04-18 Martin Sebor <msebor@redhat.com>
PR middle-end/89797
* tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
* config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
assuming type size fits in SHWI.
2019-04-18 Jan Hubicka <hubicka@ucw.cz>
PR ipa/85051
* ipa-inline.c (flatten_function): New parameter UPDATE.
(ipa_inline, early_inliner): Use it.
2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
* fold-const.c (int_const_binop): Return early on failure.
2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
PR middle-end/85164
* combine.c (force_int_to_mode): Cast the argument rather than
the result of known_alignment.
* rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
2019-04-18 Richard Biener <rguenther@suse.de>
PR debug/90131
* tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
out from ...
(remove_forwarder_block): ... here.
(remove_forwarder_block_with_phi): Also move debug stmts here.
2019-04-18 Jakub Jelinek <jakub@redhat.com>
PR translation/79183
* gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
inform where appropriate.
2019-04-18 Richard Biener <rguenther@suse.de>
* tree.c (get_qualified_type): Put found type variants at the
head of the variant list.
2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
PR target/90125
* config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
_mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
_mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
_mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
_mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
2019-04-17 Peter Bergner <bergner@linux.ibm.com>
* ira-conflicts.c (print_allocno_conflicts): Always print something,
even for allocno's with no conflicts.
(print_conflicts): Print an extra newline.
2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
* auto-inc-dec.c (attempt_change): Set the alignment of the
temporary memory to that of the original.
2019-04-17 Joao Moreira <jmoreira@suse.de>
* targhooks.c (default_print_patchable_function_entry): Emit
__patchable_function_entries section with writable flags to allow
relocation resolution.
2019-04-17 Jonny Grant <jg@jguk.org>
* collect2.c (main): Change gcc.gnu.org URL to HTTPS.
2019-04-17 Jakub Jelinek <jakub@redhat.com>
PR middle-end/90095
* internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
on lowpart SUBREGs.
2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.c (arc_init): Format diagnostic string.
(arc_override_options): Likewise.
(check_if_valid_regno_const): Likewise.
(arc_reorg): Likewise.
2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
PR target/17108
* config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
name.
(rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
name.
* config/rs6000/rs6000.md (bits): Add entries for SF and DF.
(*movdi_update1): Use Pmode.
(movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
(movdi_<mode>_update_stack): Rename to ...
(movdi_update_stack): ... this. Fix comment. Change condition. Don't
use Pmode.
(*movsi_update1): Use Pmode.
(*movsi_update2): Use Pmode.
(movsi_update): Rename to ...
(movsi_<mode>_update): ... this. Use Pmode.
(movsi_update_stack): Fix condition.
(*movhi_update1): Use Pmode. Fix argument to
avoiding_indexed_address_p.
(*movhi_update2): Ditto.
(*movhi_update3): Ditto.
(*movhi_update4): Ditto.
(*movqi_update1): Ditto.
(*movqi_update2): Ditto.
(*movqi_update3): Ditto.
(*movsf_update1, *movdf_update1): Merge, rename to...
(*mov<mode>_update1): This. Use Pmode. Fix argument to
avoiding_indexed_address_p. Add "size" attribute.
(*movsf_update2, *movdf_update2): Merge, rename to...
(*mov<mode>_update2): This. Ditto.
(*movsf_update3): Use Pmode. Fix argument to
avoiding_indexed_address_p.
(*movsf_update4): Ditto.
(allocate_stack): Simplify condition. Adjust pattern names.
2019-04-17 Jakub Jelinek <jakub@redhat.com>
PR target/89093
* config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
whitespace at the start of target attribute string.
2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
PR target/84369
* config/rs6000/power9.md: Add store forwarding bypass.
2019-04-16 Alexandre Oliva <aoliva@redhat.com>
PR debug/89528
* valtrack.c (dead_debug_insert_temp): Reset debug references
to the return value of a call being removed.
2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc-protos.h (arc_register_move_cost): Remove.
* config/arc/arc.c (arc_register_move_cost): Re-purpose it to
implement target hook.
(arc_memory_move_cost): New function.
(TARGET_REGISTER_MOVE_COST): Define.
(TARGET_MEMORY_MOVE_COST): Likewise.
* config/arc/arc.h (REGISTER_MOVE_COST): Remove.
(MEMORY_MOVE_COST): Likewise.
2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.md (sibcall_insn): Use Rcd constraint.
(sibcall_value_insn): Likewise.
* config/arc/constraints.md (Rs5): Remove.
2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
for last two fake registers.
(arc_conditional_register_usage): Make sure fake frame and arg
pointer regs are in general regs class.
(FRAME_POINTER_MASK): Remove.
(RETURN_ADDR_MASK): Remove.
(arc_must_save_register): Use hard frame regnum.
(frame_restore_reg): Use hard_frame_pointer_rtx.
(arc_save_callee_saves): Likewise.
(arc_restore_callee_saves): Likewise.
(arc_save_callee_enter): Likewise.
(arc_restore_callee_leave): Likewise.
(arc_save_callee_milli): Likewise.
(arc_eh_return_address_location): Likewise.
(arc_check_multi): Use hard frame regnum.
(arc_can_eliminate): Likewise.
* config/arc/arc.h (FIXED_REGISTERS): Make FP register available
for register allocator.
(REG_CLASS_CONTENTS): Update GENERAL_REGS.
(REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
(FRAME_POINTER_REGNUM): Change it to a fake register.
(HARD_FRAME_POINTER_REGNUM): Defined.
(ARG_POINTER_REGNUM): Change it to a new fake register.
(ELIMINABLE_REGS): Update.
(REGISTER_NAMES): Update names.
* config/arc/arc.md (LP_START): Remove.
(LP_END): Likewise.
(shift_si3_loop): Update pattern.
2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
to avoid delay slot scheduling.
(arc_must_save_register): Don't save SP.
* config/arc/arc.md (stack_tie): Remove.
(UNSPEC_ARC_STKTIE): Likewise.
2019-04-16 Kito Cheng <kito.cheng@gmail.com>
Shiva Chen <shiva0217@gmail.com>
* config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
code gen with large shift amount.
2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
* config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
subreg.
2019-04-16 Jakub Jelinek <jakub@redhat.com>
PR target/90096
* config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
print -m64/-mx32/-m32 if it is true.
(ix86_debug_options, ix86_function_specific_print): Pass true as
ADD_ABI_P to ix86_target_string.
(ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
PR rtl-optimization/90082
* dce.c (can_delete_call): New function.
(deletable_insn_p, mark_insn): Use it.
PR tree-optimization/90090
* tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
throw internally.
(is_division_by_square): Likewise. Formatting fix.
2019-04-16 Richard Biener <rguenther@suse.de>
PR tree-optimization/56049
* tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
equality check if alias-set zero will prevail.
2019-04-15 Jeff Law <law@redhat.com>
* config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
size and alignment as unsigned.
2019-04-15 Richard Biener <rguenther@suse.de>
PR debug/90074
* tree-loop-distribution.c (destroy_loop): Preserve correct
debug info.
2019-04-15 Richard Biener <rguenther@suse.de>
PR tree-optimization/90071
* tree-ssa-reassoc.c (init_range_entry): Do not pick up
abnormal operands from def stmts.
2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
PR rtl-optimization/89794
* combine.c (count_auto_inc): New function.
(try_combine): Count how many auto_inc expressions there were in the
original instructions. Ensure we have the same number in the new
instructions. Remove the code that tried to ensure auto_inc side
effects on i1 and i0 are not lost.
2019-04-15 Richard Biener <rguenther@suse.de>
PR ipa/88936
* tree.h (auto_var_p): Declare.
* tree.c (auto_var_p): New function, split out from ...
(auto_var_in_fn_p): ... here.
* tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
member.
(new_var_info): Initialize it.
(set_uids_in_ptset): Also set the shadow variable uid if required.
(ipa_pta_execute): Postprocess points-to solutions assigning
shadow variable uids for locals that may reach their containing
function recursively.
* tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
assert but instead check whether the points-to solution is
a singleton.
2019-04-15 Martin Jambor <mjambor@suse.cz>
PR ipa/pr89693
* cgraph.c (clone_of_p): Loop over clone chain for each step in
the thunk chain.
2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
* config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
Kito Cheng <kito.cheng@gmail.com>
Shiva Chen <shiva0217@gmail.com>
* config/nds32/nds32-md-auxiliary.c
(nds32_legitimize_pic_address): Use new PIC pattern.
(nds32_legitimize_tls_address): Use new TLS pattern.
(nds32_output_symrel): New.
* config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
(nds32_alloc_relax_group_id): Ditto.
* config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
(nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
relax_group_id.
(nds32_group_tls_insn): Ditto.
(nds32_group_float_insns): Ditto.
* config/nds32/nds32.md (tls_le): New.
(sym_got): Ditto.
2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
* configure: Add nds32 target for dwarf2 debug_line checking.
* configure.ac: Regenerated.
2019-04-14 Jan Hubicka <hubicka@ucw.cz>
PR lto/89358
* ipa-devirt.c (skip_in_fields_list_p): New.
(odr_types_equivalent_p): Use it.
2019-04-13 Jakub Jelinek <jakub@redhat.com>
PR target/89093
* config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
instead of strncmp when checking for thumb and arm. Formatting fixes.
2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
* doc/install.texi: Document --with-target-system-zlib.
2019-04-12 Martin Sebor <msebor@redhat.com>
PR c/88383
PR c/89288
PR c/89798
PR c/89797
* targhooks.c (default_vector_alignment): Avoid assuming
argument fits in SHWI.
* tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
a shift expression.
* doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
2019-04-12 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/89965
* dce.c: Include rtl-iter.h.
(struct check_argument_load_data): New type.
(check_argument_load): New function.
(find_call_stack_args): Check for loads from stack slots still tracked
in sp_bytes and punt if any is found.
* config/mips/loongson-mmiintrin.h: Fix up #error message.
2019-04-12 Jan Hubicka <hubicka@ucw.cz>
* params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
* doc/invoke.texi (max-lto-streaming-paralellism): New --param.
2019-04-12 Martin Liska <mliska@suse.cz>
PR middle-end/89970
* multiple_target.c (create_dispatcher_calls): Wrap ifunc
in error message.
(separate_attrs): Handle multiple 'default's.
(expand_target_clones): Rework error handling code.
2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
PR target/87532
* config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
mode of vector rather than mode of destination for move instruction.
* config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
Use QI inner mode with V16QI vector mode.
2019-04-12 Jakub Jelinek <jakub@redhat.com>
PR target/52726
* config/tilepro/tilepro.c (tilepro_print_operand): Use just
"invalid %%t operand" in output_operand_lossage message.
2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
* config/s390/predicates.md (permute_pattern_operand): New
predicate.
* config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
operand for the permute pattern.
("*vec_perm<mode>"): New insn definition.
("bswap<mode>"): Generate the permute pattern operand in the
expander and perform the operand reloads for pre arch13 level
already.
("*bswap<mode>_emu"): Rename to ...
("*bswap<mode>"): ... this. And make the splitter vxe2 only.
* config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
Add the USE operand for the permute pattern.
("*vec_set_bswap_vec<mode>"): Likewise.
2019-04-12 Jakub Jelinek <jakub@redhat.com>
PR c/89946
* varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
and gcc_unreachable if it fails, just call tree_to_uhwi which
verifies that too. Test TREE_CHAIN instead of list_length > 1.
Start warning message with a lower-case letter. Formatting fixes.
PR rtl-optimization/90026
* cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
successors, look for BARRIERs inside of the whole BB_FOOTER chain
rather than just at the start of it. If e->src BB_FOOTER is not NULL
in cfglayout mode, use emit_barrier_after_bb.
2018-04-11 Steve Ellcey <sellcey@marvell.com>
PR rtl-optimization/87763
* config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
New Instruction.
2019-04-11 Tom de Vries <tdevries@suse.de>
* doc/extend.texi (@node Statement Exprs): Note variable shadowing at
max macro using statement expression.
2019-04-11 David Edelsohn <dje.gcc@gmail.com>
* xcoffout.h (xcoff_private_rodata_section_name): Declare.
* xcoffout.c (xcoff_private_rodata_section_name): Define.
* config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
read_only_private_data_section using xcoff_private_rodata_section_name.
(rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
PR target/90016
* config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
2019-04-11 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/89965
* dce.c (sp_based_mem_offset): New function.
(find_call_stack_args): Use sp_based_mem_offset.
2019-04-11 Jonathan Wakely <jwakely@redhat.com>
* doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
2019-04-11 Richard Biener <rguenther@suse.de>
PR tree-optimization/90020
* tree-ssa-sccvn.c (vn_reference_may_trap): New function.
* tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
* tree-ssa-pre.c (compute_avail): Use it to not put
possibly trapping references after a call that might not
return into EXP_GEN.
* gcse.c (compute_hash_table_work): Do not elide
marking a block containing a call if the call might not
return.
2019-04-11 Richard Biener <rguenther@suse.de>
PR tree-optimization/90018
* tree-vect-data-refs.c (vect_preserves_scalar_order_p):
Test both SLP and interleaving variants.
2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
* config/s390/8561.md: New file.
* config/s390/driver-native.c (s390_host_detect_local_cpu):
Add arch13 cpu model.
* config/s390/s390-opts.h (enum processor_type): Likewise.
* config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
(s390_get_unit_mask): Likewise.
(s390_is_fpd): Likewise.
(s390_is_fxd): Likewise.
* config/s390/s390.h (s390_tune_attr): Likewise.
* config/s390/s390.md: Include arch13 pipeline description.
* config/s390/s390.opt: Add arch13.
2018-04-10 Steve Ellcey <sellcey@marvell.com>
PR rtl-optimization/87763
* config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
New prototype.
* config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
New function.
* config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
New instruction.
(*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
(*aarch64_bfi<GPI:mode>4_noand): Ditto.
(*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
(*aarch64_bfi<GPI:mode>4_noshift): Ditto.
2019-04-10 Jonathan Wakely <jwakely@redhat.com>
* doc/invoke.texi (Optimize Options): Change "Nevertheless" to
"Although" in -fipa-icf documentation.
* doc/invoke.texi (Debugging Options): Explicitly state the semantics
of using multiple -g options.
2019-04-10 Martin Liska <mliska@suse.cz>
PR gcov-profile/89959
* doc/gcov.texi: Make documentation of -x option
more precise.
2019-04-10 Richard Biener <rguenther@suse.de>
* tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
member.
(DR_GROUP_SAME_DR_STMT): Remove.
* tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
* tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
replace with assert.
(vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
(vect_record_grouped_load_vectors): Remove unreachable code.
2019-04-10 Richard Earnshaw <rearnsha@arm.com>
PR target/90016
* config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
obsolete reference to N.
2019-04-10 Jakub Jelinek <jakub@redhat.com>
PR middle-end/90025
* expr.c (store_expr): Set properly size on the MEM passed to
clear_storage.
PR c++/90010
* gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
with strlen in between hostsz-3 and hostsz-1 inclusive when no
translation is needed, and when translation is needed, only append
... if the string length is hostsz or more bytes long. Avoid using
strncpy or strcat.
2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
PR target/90024
* config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
* config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
into three.
* config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
differences directly.
(*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
2019-04-09 Jakub Jelinek <jakub@redhat.com>
PR translation/90011
* ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
from diagnostics.
* config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
diagnostics.
* config/riscv/freebsd.h (LINK_SPEC): Likewise.
* config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
* config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
trailing space from -gsplit-dwarf diagnostics.
PR tree-optimization/89998
* gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
instead of integer_type_node if possible, don't add ranges if return
type is not compatible with int.
* gimple-fold.c (gimple_fold_builtin_sprintf,
gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
integer_type_node.
2019-04-09 Martin Liska <mliska@suse.cz>
* Makefile.in: Use GENERATOR_CFLAGS for all generators.
* doc/install.texi: Document the new config.
2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
* tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
use gimple_expr_type for load and store calls. Skip over the
condition argument in a conditional internal function.
Protect use of TREE_INT_CST_LOW.
2019-04-09 Jakub Jelinek <jakub@redhat.com>
PR target/90015
* config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
(riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
trailing period from it too.
2019-04-08 wu yuan <wuyuan5@huawei.com>
* config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
* config/aarch64/aarch64.md : Add "tsv110.md"
* config/aarch64/tsv110.md: New file.
2019-04-08 Richard Biener <rguenther@suse.de>
PR tree-optimization/90006
* tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
calls like lrint.
2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
PR target/83033
* config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
construction.
(fma_root_node): Likewise.
(func_fma_steering): Likewise.
2019-04-08 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/89865
* config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
PR rtl-optimization/89865
* config/i386/i386.md
(SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
numbers not to clash with the additional operands[4].
(peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
with extra register copy in the middle.
2019-04-08 Martin Liska <mliska@suse.cz>
PR gcov-profile/89961
* doc/gcov.texi: Document data_file.
* gcov.c (generate_results): Add data_info into JSON output.
2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
PR tree-optimization/89725
* tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
loop's chrec as invariant symbol.
* tree-chrec.h (chrec_contains_symbols): New parameter.
* tree-data-ref.c (analyze_miv_subscript): Pass new argument.
(build_classic_dist_vector_1, add_other_self_distances): Bypass access
function of loops not in DDR's loop_nest.
* tree-data-ref.h (index_in_loop_nest): Add unreachable check.
2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
PR target/89623
* config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
Mask.
2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
PR tar