re PR target/92908 (wrong code with -Og -fno-tree-fre -mavx512bw and vector compare)

[gcc.git] / gcc / ChangeLog

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
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@@ -1,3 +1,83 @@
+2019-12-13  Jakub Jelinek  <jakub@redhat.com>
+
+       PR target/92908
+       * simplify-rtx.c (simplify_relational_operation): Punt for vector
+       cmp_mode and scalar mode, if simplify_relational_operation returned
+       const_true_rtx.
+       (simplify_const_relational_operation): Change VOID_mode in function
+       comment to VOIDmode.
+
+2019-12-13  Kewen Lin  <linkw@gcc.gnu.org>
+
+       * config/rs6000/rs6000.c (adjust_vectorization_cost): New function.
+       (rs6000_add_stmt_cost): Call adjust_vectorization_cost and update
+       stmt_cost.
+
+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.
+
+2019-12-12  Georg-Johann Lay  <avr@gjlay.de>
+
+       Add support for some more AVR devices from avrxmega3 family.
+
+       * config/avr/avr-mcus.def (attiny1604, attiny1606, attiny1607)
+       (attiny402, attiny404, attiny406)
+       (attiny804, attiny806, attiny807)
+       (attiny202, attiny204): Add AVR_MCU lines to support them.
+       * doc/avr-mmcu.texi: Regenerate.
+
+2019-12-12  Jan Hubicka  <hubicka@ucw.cz>
+
+       * ipa-prop.c (read_ipcp_transformation_info): Fix undefined ordering
+       of execution of function call parameters.
+
+2019-12-12  Vineet Gupta  <vgupta@synopsys.com>
+
+       * 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>
+
+       * config/arc/arc.md (iterator SDF): Check TARGET_FP_DP_BASE.
+       (cstoredi4): Use TARGET_HARD_FLOAT.
+
+2019-12-11  Jakub Jelinek  <jakub@redhat.com>
+
+       * opts.c (default_options_table): Move -ftree-loop-distribute-patterns
+       entry from -O3 or later section to -O2 or later section.
+       * doc/invoke.texi (-ftree-loop-distribute-patterns): Mention the
+       option is enabled by default at -O2+ rather than just at -O3.
+
+       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.
+
+2019-12-11  Martin Sebor  <msebor@redhat.com>
+
+       * builtins.c (compute_objsize): Add an argument and set it to offset
+       into destination.
+       * builtins.h (compute_objsize): Add an argument.
+       * tree-object-size.c (addr_object_size): Add an argument and set it
+       to offset into destination.
+       (compute_builtin_object_size): Same.
+       * tree-object-size.h (compute_builtin_object_size): Add an argument.
+       * tree-ssa-strlen.c (get_addr_stridx): Add an argument and set it
+       to offset into destination.
+       (maybe_warn_overflow): New function.
+       (handle_store): Call maybe_warn_overflow to issue warnings.
+
 2019-12-11  Jozef Lawrynowicz  <jozef.l@mittosystems.com>
 
        * config/msp430/msp430.h (STARTFILE_SPEC) [!fexceptions]: Use