+2020-11-17 Armin Brauns via Gcc-patches <gcc-patches@gcc.gnu.org>
+
+ * gcc.c: Document %T spec file directive.
+ * doc/invoke.texi: Remove %p, %P spec file directives.
+ Add %M, %R, %V, %nSTR, %>S, %<S*, %{%:function(args):X}, %@{...} spec
+ file directives add sanitize, version-compare, include, gt and
+ debug-level-gt spec functions.
+
+2020-11-16 Roger Sayle <roger@nextmovesoftware.com>
+
+ PR rtl-optimization/92180
+ * config/i386/i386.c (ix86_hardreg_mov_ok): New function to
+ determine whether (set DST SRC) should be allowed at this point.
+ * config/i386/i386-protos.h (ix86_hardreg_mov_ok): Prototype here.
+ * config/i386/i386-expand.c (ix86_expand_move): Check whether
+ this is a complex set of a likely spilled hard register, and if
+ so place the value in a pseudo, and load the hard reg from it.
+ * config/i386/i386.md (*movdi_internal, *movsi_internal)
+ (*movhi_internal, *movqi_internal): Make these instructions
+ conditional on ix86_hardreg_mov_ok.
+ (*lea<mode>): Make this define_insn_and_split conditional on
+ ix86_hardreg_mov_ok.
+
+2020-11-16 Martin Liska <mliska@suse.cz>
+
+ * params.opt: Add missing dot.
+
+2020-11-16 Jan Hubicka <jh@suse.cz>
+
+ * ipa-modref.c (escape_point): New type.
+ (modref_lattice): New type.
+ (escape_entry): New type.
+ (escape_summary): New type.
+ (escape_summaries_t): New type.
+ (escape_summaries): New static variable.
+ (eaf_flags_useful_p): New function.
+ (modref_summary::useful_p): Add new check_flags
+ attribute; check eaf_flags for usefulness.
+ (modref_summary_lto): Add arg_flags.
+ (modref_summary_lto::useful_p): Add new check_flags
+ attribute; check eaf_flags for usefulness.
+ (dump_modref_edge_summaries): New function.
+ (remove_modref_edge_summaries): New function.
+ (ignore_retval_p): New predicate.
+ (ignore_stores_p): Also ignore for const.
+ (remove_summary): Call remove_modref_edge_summaries.
+ (modref_lattice::init): New member function.
+ (modref_lattice::release): New member unction.
+ (modref_lattice::dump): New member function.
+ (modref_lattice::add_escape_point): New member function.
+ (modref_lattice::merge): Two new member functions.
+ (modref_lattice::merge_deref): New member functions.
+ (modref_lattice::merge_direct_load): New member function.
+ (modref_lattice::merge_direct_store): New member function.
+ (call_lhs_flags): Rename to ...
+ (merge_call_lhs_flags): ... this one; reimplement using
+ modreflattice.
+ (analyze_ssa_name_flags): Replace KNOWN_FLAGS param by LATTICE;
+ add IPA parametr; use modref_lattice.
+ (analyze_parms): New parameter IPA and SUMMARY_LTO; update for
+ modref_lattice; initialize escape_summary.
+ (analyze_function): Allocate escape_summaries; update uses of useful_p.
+ (modref_write_escape_summary): New function.
+ (modref_read_escape_summary): New function.
+ (modref_write): Write escape summary.
+ (read_section): Read escape summary.
+ (modref_read): Initialie escape_summaries.
+ (remap_arg_flags): New function.
+ (update_signature): Use it.
+ (escape_map): New structure.
+ (update_escape_summary_1, update_escape_summary): New functions.
+ (ipa_merge_modref_summary_after_inlining): Merge escape summaries.
+ (propagate_unknown_call): Do not remove useless summaries.
+ (remove_useless_summaries): Remove them here.
+ (modref_propagate_in_scc): Update; do not dump scc.
+ (modref_propagate_dump_scc): New function.
+ (modref_merge_call_site_flags): New function.
+ (modref_propagate_flags_in_scc): New function.
+ (pass_ipa_modref::execute): Use modref_propagate_flags_in_scc
+ and modref_propagate_dump_scc; delete escape_summaries.
+ (ipa_modref_c_finalize): Remove escape_summaries.
+ * ipa-modref.h (modref_summary): Update prototype of useful_p.
+ * params.opt (param=modref-max-escape-points): New param.
+ * doc/invoke.texi (modref-max-escape-points): Document.
+
+2020-11-16 Jan Hubicka <jh@suse.cz>
+
+ PR middle-end/97840
+ * ipa-modref.c (analyze_ssa_name_flags): Skip clobbers if inlining
+ is done.
+ * tree-ssa-uninit.c (maybe_warn_pass_by_reference): Make stmt gcall;
+ skip const calls and unused arguments.
+ (warn_uninitialized_vars): Update prototype.
+
+2020-11-16 Richard Biener <rguenther@suse.de>
+
+ * tree-vectorizer.h (vect_gather_slp_loads): Declare.
+ * tree-vect-loop.c (vect_analyze_loop_2): Call
+ vect_gather_slp_loads.
+ * tree-vect-slp.c (vect_build_slp_instance): Do not gather
+ SLP loads here.
+ (vect_gather_slp_loads): Remove wrapper, new function.
+ (vect_slp_analyze_bb_1): Call it.
+
+2020-11-16 Richard Biener <rguenther@suse.de>
+
+ * tree-ssa-loop-im.c (analyze_memory_references): Add
+ store_motion parameter and elide unnecessary work.
+ (tree_ssa_lim_initialize): Likewise.
+ (loop_invariant_motion_in_fun): Pass down store_motion.
+
+2020-11-16 Martin Liska <mliska@suse.cz>
+
+ * params.opt: All modref parameters miss Optimization and Param
+ keyword as seen in testsuite failure.
+
+2020-11-16 Jan Hubicka <jh@suse.cz>
+
+ * params.opt (-param=modref-max-depth=): Add missing full stop.
+
+2020-11-16 Sebastian Huber <sebastian.huber@embedded-brains.de>
+
+ * common.opt (fprofile-info-section): New.
+ * coverage.c (build_gcov_info_var_registration): New.
+ (coverage_obj_init): Evaluate profile_info_section and use
+ build_gcov_info_var_registration().
+ * doc/invoke.texi (fprofile-info-section): Document.
+ * opts.c (common_handle_option): Process fprofile-info-section
+ option.
+
+2020-11-16 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/97838
+ * tree-vect-slp.c (vect_slp_build_vertices): Properly handle
+ not backwards reachable cycles.
+ (vect_optimize_slp): Check a node is leaf before marking it
+ visited.
+
+2020-11-16 Martin Liska <mliska@suse.cz>
+
+ PR tree-optimization/97736
+ * tree-switch-conversion.c (switch_decision_tree::analyze_switch_statement):
+ Prefer bit tests.
+
+2020-11-16 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/97835
+ * tree-vect-loop.c (vectorizable_induction): Convert step
+ scalars rather than step vector.
+
+2020-11-16 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/97830
+ * tree-ssa-sccvn.c (vn_reference_eq): Check for incomplete
+ types before comparing TYPE_SIZE.
+
+2020-11-16 Cui,Lili <lili.cui@intel.com>
+
+ * config/i386/i386.h: Add PREFETCHW to march=broadwell.
+ * doc/invoke.texi: Put PREFETCHW back to relation arch.
+
2020-11-15 Jozef Lawrynowicz <jozef.l@mittosystems.com>
* config/msp430/msp430.c (msp430_output_labelref): Don't process mspabi
+2020-11-16 Roger Sayle <roger@nextmovesoftware.com>
+
+ PR rtl-optimization/92180
+ * gcc.target/i386/pr92180.c: New test.
+
+2020-11-16 Harald Anlauf <anlauf@gmx.de>
+
+ * gfortran.dg/pr48958.f90: New test.
+
+2020-11-16 Jan Hubicka <jh@suse.cz>
+
+ * g++.dg/warn/uninit-1.C: New test.
+
+2020-11-16 Ilya Leoshkevich <iii@linux.ibm.com>
+
+ * gcc.target/s390/s390.exp (check_effective_target_s390_z14_hw):
+ New predicate.
+ * gcc.target/s390/vector/long-double-caller-abi-run.c: Use the
+ new predicate.
+ * gcc.target/s390/vector/long-double-copysign.c: Likewise.
+ * gcc.target/s390/vector/long-double-from-double.c: Likewise.
+ * gcc.target/s390/vector/long-double-from-float.c: Likewise.
+ * gcc.target/s390/vector/long-double-from-i16.c: Likewise.
+ * gcc.target/s390/vector/long-double-from-i32.c: Likewise.
+ * gcc.target/s390/vector/long-double-from-i64.c: Likewise.
+ * gcc.target/s390/vector/long-double-from-i8.c: Likewise.
+ * gcc.target/s390/vector/long-double-from-u16.c: Likewise.
+ * gcc.target/s390/vector/long-double-from-u32.c: Likewise.
+ * gcc.target/s390/vector/long-double-from-u64.c: Likewise.
+ * gcc.target/s390/vector/long-double-from-u8.c: Likewise.
+ * gcc.target/s390/vector/long-double-to-double.c: Likewise.
+ * gcc.target/s390/vector/long-double-to-float.c: Likewise.
+ * gcc.target/s390/vector/long-double-to-i16.c: Likewise.
+ * gcc.target/s390/vector/long-double-to-i32.c: Likewise.
+ * gcc.target/s390/vector/long-double-to-i64.c: Likewise.
+ * gcc.target/s390/vector/long-double-to-i8.c: Likewise.
+ * gcc.target/s390/vector/long-double-to-u16.c: Likewise.
+ * gcc.target/s390/vector/long-double-to-u32.c: Likewise.
+ * gcc.target/s390/vector/long-double-to-u64.c: Likewise.
+ * gcc.target/s390/vector/long-double-to-u8.c: Likewise.
+ * gcc.target/s390/vector/long-double-wfaxb.c: Likewise.
+ * gcc.target/s390/vector/long-double-wfdxb.c: Likewise.
+ * gcc.target/s390/vector/long-double-wfsxb-1.c: Likewise.
+
+2020-11-16 H.J. Lu <hjl.tools@gmail.com>
+
+ PR testsuite/97803
+ * c-c++-common/asan/pointer-compare-1.c (global1): Add
+ __attribute__((used))
+ (global2): Likewise.
+ (small_global): Likewise.
+ (large_global): Likewise.
+
+2020-11-16 Sebastian Huber <sebastian.huber@embedded-brains.de>
+
+ * gcc.dg/profile-info-section.c: New test.
+
+2020-11-16 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/97838
+ * gcc.dg/vect/pr97838.c: New testcase.
+
+2020-11-16 Martin Liska <mliska@suse.cz>
+
+ PR tree-optimization/97736
+ * gcc.dg/tree-ssa/switch-1.c: Prefer bit tests.
+ * g++.dg/tree-ssa/pr97736.C: New test.
+
+2020-11-16 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/97835
+ * gcc.dg/vect/pr97835.c: New testcase.
+
+2020-11-16 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/97830
+ * gcc.dg/pr97830.c: New testcase.
+
2020-11-15 Jozef Lawrynowicz <jozef.l@mittosystems.com>
* gcc.target/msp430/rtx-cost-Os-f5series.c: Adjust test to use new
projects / gcc.git / commitdiff