348 lines
11 KiB
Plaintext
348 lines
11 KiB
Plaintext
2021-01-06 Gerald Pfeifer <gerald@pfeifer.com>
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Revert:
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2020-12-28 Gerald Pfeifer <gerald@pfeifer.com>
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* doc/standards.texi (HSAIL): Remove section.
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2021-01-05 Samuel Thibault <samuel.thibault@ens-lyon.org>
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* configure: Re-generate.
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2021-01-05 Jakub Jelinek <jakub@redhat.com>
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* doc/invoke.texi (-std=c++20): Adjust for the publication of
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ISO 14882:2020 standard.
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* doc/standards.texi: Likewise.
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2021-01-05 Jakub Jelinek <jakub@redhat.com>
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PR tree-optimization/94802
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* expr.h (maybe_optimize_sub_cmp_0): Declare.
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* expr.c: Include tree-pretty-print.h and flags.h.
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(maybe_optimize_sub_cmp_0): New function.
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(do_store_flag): Use it.
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* cfgexpand.c (expand_gimple_cond): Likewise.
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2021-01-05 Richard Sandiford <richard.sandiford@arm.com>
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* mux-utils.h (pointer_mux::m_ptr): Tweak description of contents.
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* rtlanal.c (simple_regno_set): Tweak description to clarify the
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RMW condition.
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2021-01-05 Richard Biener <rguenther@suse.de>
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PR tree-optimization/98516
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* tree-vect-slp.c (vect_optimize_slp): Permute the incoming
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lanes when materializing on a VEC_PERM node.
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(vectorizable_slp_permutation): Dump the permute properly.
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2021-01-05 Richard Biener <rguenther@suse.de>
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* tree-vect-slp.c (vect_slp_region): Move debug counter
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to cover individual subgraphs.
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2021-01-05 Richard Biener <rguenther@suse.de>
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PR tree-optimization/98428
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* tree-vect-slp.c (vect_build_slp_tree_1): Properly reject
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vector lane extracts for loop vectorization.
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2021-01-05 Jakub Jelinek <jakub@redhat.com>
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PR tree-optimization/98514
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* tree-ssa-reassoc.c (bb_rank): Change type from long * to
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int64_t *.
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(operand_rank): Change type from hash_map<tree, long> to
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hash_map<tree, int64_t>.
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(phi_rank): Change return type from long to int64_t.
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(loop_carried_phi): Change block_rank variable type from long to
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int64_t.
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(propagate_rank): Change return type, rank parameter type and
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op_rank variable type from long to int64_t.
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(find_operand_rank): Change return type from long to int64_t
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and change slot variable type from long * to int64_t *.
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(insert_operand_rank): Change rank parameter type from long to
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int64_t.
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(get_rank): Change return type and rank variable type from long to
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int64_t. Use PRId64 instead of ld to print the rank.
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(init_reassoc): Change rank variable type from long to int64_t
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and adjust correspondingly bb_rank and operand_rank initialization.
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2021-01-05 Jakub Jelinek <jakub@redhat.com>
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PR tree-optimization/96928
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* tree-ssa-phiopt.c (xor_replacement): New function.
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(tree_ssa_phiopt_worker): Call it.
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2021-01-05 Jakub Jelinek <jakub@redhat.com>
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PR tree-optimization/96930
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* match.pd ((A / (1 << B)) -> (A >> B)): If A is extended
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from narrower value which has the same type as 1 << B, perform
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the right shift on the narrower value followed by extension.
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2021-01-05 Jakub Jelinek <jakub@redhat.com>
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PR tree-optimization/96239
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* gimple-ssa-store-merging.c (maybe_optimize_vector_constructor): New
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function.
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(get_status_for_store_merging): Don't return BB_INVALID for blocks
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with potential bswap optimizable CONSTRUCTORs.
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(pass_store_merging::execute): Optimize vector CONSTRUCTORs with bswap
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if possible.
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2021-01-05 Richard Biener <rguenther@suse.de>
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PR tree-optimization/98381
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* tree.c (vector_element_bits): Properly compute bool vector
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element size.
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* tree-vect-loop.c (vectorizable_live_operation): Properly
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compute the last lane bit offset.
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2021-01-05 Uroš Bizjak <ubizjak@gmail.com>
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PR target/98522
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* config/i386/sse.md (sse_cvtps2pi): Redefine as define_insn_and_split.
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Clear the top 64 bytes of the input XMM register.
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(sse_cvttps2pi): Ditto.
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2021-01-05 Uroš Bizjak <ubizjak@gmail.com>
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PR target/98521
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* config/i386/xopintrin.h (_mm256_cmov_si256): New.
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2021-01-05 H.J. Lu <hjl.tools@gmail.com>
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PR target/98495
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* config/i386/xmmintrin.h (_mm_extract_pi16): Cast to unsigned
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short first.
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2021-01-05 Claudiu Zissulescu <claziss@synopsys.com>
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* config/arc/arc.md (maddsidi4_split): Use ACC_REG_FIRST.
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(umaddsidi4_split): Likewise.
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2021-01-05 liuhongt <hongtao.liu@intel.com>
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PR target/98461
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* config/i386/sse.md (*sse2_pmovskb_zexthisi): New
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define_insn_and_split for zero_extend of subreg HI of pmovskb
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result.
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(*sse2_pmovskb_zexthisi): Add new combine splitters for
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zero_extend of not of subreg HI of pmovskb result.
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2021-01-05 Richard Sandiford <richard.sandiford@arm.com>
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PR target/97269
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* explow.c (convert_memory_address_addr_space_1): Handle UNSPECs
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nested in CONSTs.
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* config/aarch64/aarch64.c (aarch64_expand_mov_immediate): Use
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convert_memory_address to convert symbolic immediates to ptr_mode
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before forcing them to memory.
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2021-01-05 Richard Sandiford <richard.sandiford@arm.com>
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PR rtl-optimization/97144
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* recog.c (constrain_operands): Initialize matching_operand
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for each alternative, rather than only doing it once.
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2021-01-05 Richard Sandiford <richard.sandiford@arm.com>
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PR rtl-optimization/98403
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* rtl-ssa/changes.cc (function_info::finalize_new_accesses): Explain
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why we don't remove call clobbers.
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(function_info::apply_changes_to_insn): Don't attempt to add
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call clobbers here.
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2021-01-05 Richard Sandiford <richard.sandiford@arm.com>
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PR tree-optimization/98371
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* tree-vect-loop.c (vect_reanalyze_as_main_loop): New function.
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(vect_analyze_loop): If an epilogue loop appears to be cheaper
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than the main loop, re-analyze it as a main loop before adopting
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it as a main loop.
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2021-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
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PR c++/98316
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* configure.ac (NETLIBS): Determine using AX_LIB_SOCKET_NSL.
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* aclocal.m4, configure: Regenerate.
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* Makefile.in (NETLIBS): Define.
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(BACKEND): Remove $(CODYLIB).
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2021-01-05 Jakub Jelinek <jakub@redhat.com>
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PR rtl-optimization/98334
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* simplify-rtx.c (simplify_context::simplify_binary_operation_1):
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Optimize (X - 1) * Y + Y to X * Y or (X + 1) * Y - Y to X * Y.
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2021-01-05 Bernd Edlinger <bernd.edlinger@hotmail.de>
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* tree-inline.c (expand_call_inline): Restore input_location.
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Return result from recursive call.
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2021-01-04 Richard Sandiford <richard.sandiford@arm.com>
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PR tree-optimization/95401
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* config/aarch64/aarch64-sve-builtins.cc
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(gimple_folder::load_store_cookie): Use bits rather than bytes
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for the alignment argument to IFN_MASK_LOAD and IFN_MASK_STORE.
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* gimple-fold.c (gimple_fold_mask_load_store_mem_ref): Likewise.
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* tree-vect-stmts.c (vectorizable_store): Likewise.
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(vectorizable_load): Likewise.
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2021-01-04 Richard Biener <rguenther@suse.de>
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PR tree-optimization/98308
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* tree-vect-stmts.c (vectorizable_load): Set invariant mask
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SLP vectype.
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2021-01-04 Jakub Jelinek <jakub@redhat.com>
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PR tree-optimization/95771
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* tree-ssa-loop-niter.c (number_of_iterations_popcount): Handle types
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with precision smaller than int's precision and types with precision
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twice as large as long long. Formatting fixes.
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2021-01-04 Richard Biener <rguenther@suse.de>
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PR tree-optimization/98464
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* tree-ssa-sccvn.c (vn_valueize_for_srt): Rename from ...
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(vn_valueize_wrapper): ... this. Temporarily adjust vn_context_bb.
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(process_bb): Adjust.
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2021-01-04 Matthew Malcomson <matthew.malcomson@arm.com>
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PR other/98437
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* doc/invoke.texi (-fsanitize=address): Fix wording describing
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clash with -fsanitize=hwaddress.
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2021-01-04 Richard Biener <rguenther@suse.de>
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PR tree-optimization/98282
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* tree-ssa-sccvn.c (vn_get_stmt_kind): Classify tcc_reference on
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invariants as VN_NARY.
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2021-01-04 Richard Sandiford <richard.sandiford@arm.com>
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PR target/89057
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* config/aarch64/aarch64-simd.md (aarch64_combine<mode>): Accept
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aarch64_simd_reg_or_zero for operand 2. Use the combinez patterns
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to handle zero operands.
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2021-01-04 Richard Sandiford <richard.sandiford@arm.com>
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* config/aarch64/aarch64.c (offset_6bit_signed_scaled_p): New function.
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(offset_6bit_unsigned_scaled_p): Fix typo in comment.
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(aarch64_sve_prefetch_operand_p): Accept MUL VLs in the range
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[-32, 31].
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2021-01-04 Richard Biener <rguenther@suse.de>
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PR tree-optimization/98393
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* tree-vect-slp.c (vect_build_slp_tree): Properly zero matches
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when hitting the limit.
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2021-01-04 Richard Biener <rguenther@suse.de>
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PR tree-optimization/98291
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* tree-vect-loop.c (vectorizable_reduction): Bypass
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associativity check for SLP reductions with VF 1.
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2021-01-04 Jakub Jelinek <jakub@redhat.com>
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PR tree-optimization/96782
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* match.pd (x == ~x -> false, x != ~x -> true): New simplifications.
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2021-01-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
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* collect-utils.c (collect_execute): Check dumppfx.
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* collect2.c (maybe_run_lto_and_relink, do_link): Pass atsuffix
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to collect_execute.
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(do_link): Add new parameter atsuffix.
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(main): Handle -dumpdir option. Skip one argument for
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-o, -isystem and -B options.
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* gcc.c (make_at_file): New helper function.
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(close_at_file): Use it.
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2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
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* config/darwin.h (MIN_LD64_NO_COAL_SECTS): Adjust.
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Amend handling for LD64_VERSION fallback defaults.
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2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
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* config.gcc: Compute default version information
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from the configured target. Likewise defaults for
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ld64.
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* config/darwin10.h: Removed.
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* config/darwin12.h: Removed.
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* config/darwin9.h: Removed.
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* config/rs6000/darwin8.h: Removed.
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2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
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* config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
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2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
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* config/darwin9.h (STACK_CHECK_STATIC_BUILTIN): Move from here..
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* config/darwin.h (STACK_CHECK_STATIC_BUILTIN): .. to here.
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2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
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* config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Move from
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here...
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* config/darwin.h (LINK_GCC_C_SEQUENCE_SPEC): ... to here.
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2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
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* config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Move the spec
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for the Darwin10 unwinder stub from here ...
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* config/darwin.h (LINK_COMMAND_SPEC_A): ... to here.
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2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
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* config/darwin.h (DSYMUTIL_SPEC): Default to DWARF
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(ASM_DEBUG_SPEC):Only define if the assembler supports
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stabs.
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(PREFERRED_DEBUGGING_TYPE): Default to DWARF.
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(DARWIN_PREFER_DWARF): Define.
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* config/darwin9.h (PREFERRED_DEBUGGING_TYPE): Remove.
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(DARWIN_PREFER_DWARF): Likewise
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(DSYMUTIL_SPEC): Likewise.
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(COLLECT_RUN_DSYMUTIL): Likewise.
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(ASM_DEBUG_SPEC): Likewise.
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(ASM_DEBUG_OPTION_SPEC): Likewise.
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2021-01-02 Jan Hubicka <jh@suse.cz>
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* cfg.c (free_block): ggc_free bb.
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2021-01-01 Jakub Jelinek <jakub@redhat.com>
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* gcc.c (process_command): Update copyright notice dates.
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* gcov-dump.c (print_version): Ditto.
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* gcov.c (print_version): Ditto.
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* gcov-tool.c (print_version): Ditto.
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* gengtype.c (create_file): Ditto.
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* doc/cpp.texi: Bump @copying's copyright year.
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* doc/cppinternals.texi: Ditto.
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* doc/gcc.texi: Ditto.
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* doc/gccint.texi: Ditto.
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* doc/gcov.texi: Ditto.
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* doc/install.texi: Ditto.
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* doc/invoke.texi: Ditto.
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2021-01-01 Jakub Jelinek <jakub@redhat.com>
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* ChangeLog-2020: Rotate ChangeLog. New file.
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Copyright (C) 2021 Free Software Foundation, Inc.
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Copying and distribution of this file, with or without modification,
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are permitted in any medium without royalty provided the copyright
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notice and this notice are preserved.
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