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gnu / gcc / refs/tags/releases/gcc-7.5.0 / . / gcc / ChangeLog
blob: 51fed5508dcfe9a9749bb10a93e5856bc4e7053f [file] [log] [blame]
2019-11-14 Release Manager
* GCC 7.5.0 released.
2019-11-01 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.
2019-11-01 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.
2019-11-01 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.
2019-11-01 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.
2019-11-01 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 default to false.
(darwin_override_options): Set darwin_emit_unwind_label as needed.
2019-11-01 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.
2019-11-01 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.
2019-11-01 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.
2019-11-01 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.
2019-10-29 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.
2019-10-29 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.
2019-10-29 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.
2019-10-29 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 ().
2019-10-29 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.
2019-10-29 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.
2019-10-29 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
2019-10-25 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.
2019-10-24 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.
2019-09-19 Richard Biener <rguenther@suse.de>
PR tree-optimization/91812
* tree-ssa-phiprop.c (propagate_with_phi): Do not replace
volatile loads.
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.
2019-10-18 Georg-Johann Lay <avr@gjlay.de>
Backport from trunk
2019-10-18 Georg-Johann Lay <avr@gjlay.de>
PR target/86040
* config/avr/avr.c (avr_out_lpm): Do not shortcut-return.
2019-10-17 Segher Boessenkool <segher@kernel.crashing.org>
Backport from trunk
2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
PR rtl-optimization/89721
* lra-constraints (invariant_p): Return false if side_effects_p holds.
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 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.
2019-10-11 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.
2019-10-07 Bill Schmidt <wschmidt@linux.ibm.com>
Backport from mainline
2019-10-01 Bill Schmidt <wschmidt@linux.ibm.com>
PR target/91275
* config/rs6000/rs6000.c (rtx_is_swappable_p): Don't swap
vpmsumd.
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.
2019-09-28 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.
2019-09-28 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.
2019-09-28 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.
2019-09-28 Oleg Endo <olegendo@gcc.gnu.org>
Backport from mainline
2018-07-15 Jeff Law <law@redhat.com>
PR target/85993
* config/sh/sh.c (output_mi_thunk): Remove dead conditional
block.
2019-09-27 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.
2019-09-23 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.
2019-09-20 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.c (pa_trampoline_init): Remove spurious extended
characters.
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.
2019-09-11 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.
2019-09-08 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2018-12-23 Iain Sandoe <iain@sandoe.co.uk>
* config/i386/darwin.h (TARGET_ASM_OUTPUT_IDENT): New.
2019-08-22 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.
2019-09-05 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.
Backport from mainline
2019-06-23 Iain Sandoe <iain@sandoe.co.uk>
* config/rs6000/darwin.h: (__PPC__, __PPC64__): New.
2019-09-05 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.
2019-09-05 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.
2019-09-05 Richard Biener <rguenther@suse.de>
* lto-streamer.h (LTO_minor_version): Bump.
Backport from mainline
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.
2019-03-08 Richard Biener <rguenther@suse.de>
PR middle-end/89578
* cfgloop.h (struct loop): Add owned_clique field.
* cfgloopmanip.c (copy_loop_info): Copy it.
* tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
cliques.
* tree-inline.c (copy_loops): Remap owned_clique.
* lto-streamer-in.c (input_cfg): Stream owned_clique.
* lto-streamer-out.c (output_cfg): Likewise.
2019-02-22 Richard Biener <rguenther@suse.de>
PR tree-optimization/87609
* tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
2019-02-22 Richard Biener <rguenther@suse.de>
PR middle-end/87609
* cfghooks.h (dependence_hash): New typedef.
(struct copy_bb_data): New type.
(cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
(duplicate_block): Likewise.
* cfghooks.c (duplicate_block): Pass down copy_bb_data.
(copy_bbs): Create and pass down copy_bb_data.
* cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
(rtl_duplicate_bb): Likewise.
* tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
remap dependence info.
2019-02-22 Richard Biener <rguenther@suse.de>
PR tree-optimization/87609
* tree-core.h (tree_base): Document special clique values.
* tree-inline.c (remap_dependence_clique): Do not use the
special clique value of one.
(maybe_set_dependence_info): Use clique one.
(clear_dependence_clique): New callback.
(compute_dependence_clique): Clear clique one from all refs
before assigning it (again).
2019-08-27 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.
2019-09-04 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.
2019-09-04 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.
2019-09-04 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.
2019-09-04 Richard Biener <rguenther@suse.de>
Backport from mainline
2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
PR tree-optimization/81740
* tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
In case of outer loop vectorization, check for backward dependence
at the inner loop if outer loop dependence is reversed.
2019-09-04 Richard Biener <rguenther@suse.de>
Backport from mainline
2018-11-23 Richard Biener <rguenther@suse.de>
PR tree-optimization/88149
* tree-vect-slp.c (vect_slp_analyze_node_operations): Detect
the case where there are two different def types for the
same operand at different operand position in the same stmt.
2019-09-04 Richard Biener <rguenther@suse.de>
Backport from mainline
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.
2019-04-08 Richard Biener <rguenther@suse.de>
PR tree-optimization/90006
* tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
calls like lrint.
2019-03-14 Richard Biener <rguenther@suse.de>
PR middle-end/89698
* fold-const.c (operand_equal_p): For INDIRECT_REF check
that the access types are similar.
2019-01-18 Richard Biener <rguenther@suse.de>
PR tree-optimization/88903
* tree-vect-stmts.c (vectorizable_shift): Verify we see all
scalar stmts a SLP shift amount is composed of when detecting
shifts by scalars.
2018-12-11 Richard Biener <rguenther@suse.de>
PR middle-end/88448
PR middle-end/88415
* tree-complex.c (update_complex_assignment): Properly transfer
or clean EH info around gimple_assign_set_rhs_with_ops.
2018-11-15 Richard Biener <rguenther@suse.de>
PR tree-optimization/88030
* tree-complex.c (need_eh_cleanup): New global.
(update_complex_assignment): Mark blocks that need EH update.
(expand_complex_comparison): Likewise.
(tree_lower_complex): Allocate and deallocate need_eh_cleanup,
perform EH cleanup and schedule CFG cleanup if that did anything.
2018-11-08 Richard Biener <rguenther@suse.de>
PR tree-optimization/87929
* tree-complex.c (expand_complex_comparison): Clean EH.
2017-07-25 Eric Botcazou <ebotcazou@adacore.com>
* gimple.c (gimple_assign_set_rhs_with_ops): Do not ask gsi_replace
to update EH info here.
2019-09-03 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.
2019-09-03 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.
2019-09-03 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2018-08-22 Iain Sandoe <iain@sandoe.co.uk>
* config/darwin.h (LINK_COMMAND_SPEC_A): Update lto options
to match gcc/gcc.c.
2019-09-02 Richard Biener <rguenther@suse.de>
Backport from mainline
2019-03-14 Richard Biener <rguenther@suse.de>
PR tree-optimization/89710
* tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
safe_dyn_cast.
2019-03-14 Richard Biener <rguenther@suse.de>
PR middle-end/89572
* tree-scalar-evolution.c (get_loop_exit_condition): Use
safe_dyn_cast.
* tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
Use gimple_location_safe.
2019-02-18 Richard Biener <rguenther@suse.de>
PR tree-optimization/89296
* tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
of no-warning flag to cases that might emit the bogus warning.
2019-01-31 Richard Biener <rguenther@suse.de>
PR tree-optimization/89135
* tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
with abnormal preds.
2019-09-02 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.
2019-07-11 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.
2019-07-10 Richard Biener <rguenther@suse.de>
PR tree-optimization/91126
* tree-ssa-sccvn.c (vn_reference_lookup_3): Adjust
native encoding offset for BYTES_BIG_ENDIAN.
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.
2019-04-11 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.
2019-09-02 Bin Cheng <bin.linux@linux.alibaba.com>
Backport from mainline
2019-07-18 Bin Cheng <bin.linux@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.
2019-08-30 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.
* gcc.dg/gomp/pr90637.c: New testcase.
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.
2019-04-25 Richard Biener <rguenther@suse.de>
PR middle-end/90194
* match.pd: Add pattern to simplify view-conversion of an
empty constructor.
2019-04-24 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.
2019-04-15 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.
2019-03-13 Richard Biener <rguenther@suse.de>
PR middle-end/89677
* tree-scalar-evolution.c (simplify_peeled_chrec): Do not
throw FP expressions at tree-affine.
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 Jakub Jelinek <jakub@redhat.com>
Backported from mainline
2019-07-30 Jakub Jelinek <jakub@redhat.com>
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.
2019-07-04 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.
2019-06-12 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.
2019-04-19 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.
2019-06-11 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.
2019-05-29 Jakub Jelinek <jakub@redhat.com>
PR fortran/90329
* lto-streamer.h (LTO_minor_version): Bump to 1.
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.
2019-04-24 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.
2019-04-16 Jakub Jelinek <jakub@redhat.com>
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.
2019-04-09 Jakub Jelinek <jakub@redhat.com>
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.
2019-03-29 Jakub Jelinek <jakub@redhat.com>
PR c/89872
* gimplify.c (gimplify_compound_literal_expr): Don't optimize a
non-addressable complit into its initializer if it is volatile.
2019-03-28 Jakub Jelinek <jakub@redhat.com>
PR middle-end/89621
* tree-inline.h (struct copy_body_data): Add
dont_remap_vla_if_no_change flag.
* tree-inline.c (remap_type_3, remap_type_2): New functions.
(remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
and remap_type_2 returns false.
* omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
2019-03-20 Jakub Jelinek <jakub@redhat.com>
PR target/89752
* lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
update this_alternative nor this_alternative_set.
2019-03-19 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/89768
* loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
instead of GEN_INT.
(unroll_loop_runtime_iterations): Likewise.
PR target/89752
* gimplify.c (gimplify_asm_expr): For output argument with
TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
diagnose error.
PR target/89726
* config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
compensation use x2 += 1 instead of x2 -= -1 and when honoring
signed zeros, do another copysign after the compensation.
2019-03-15 Jakub Jelinek <jakub@redhat.com>
PR debug/89704
* dwarf2out.c (add_const_value_attribute): Return false for MINUS,
SIGN_EXTEND and ZERO_EXTEND.
2019-03-14 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/89679
* expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
would contain a paradoxical SUBREG.
PR tree-optimization/89703
* tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
aren't compatible also with builtin_decl_explicit. Check pure
or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
and BUILT_IN_STPNCPY{,_CHK}.
2019-03-13 Jakub Jelinek <jakub@redhat.com>
PR middle-end/88588
* omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
(ipa_simd_modify_function_body): Handle PHIs.
2019-03-12 Jakub Jelinek <jakub@redhat.com>
PR middle-end/89663
* builtins.c (expand_builtin_int_roundingfn,
expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
gcc_unreachable if validate_arglist fails.
2019-03-09 Jakub Jelinek <jakub@redhat.com>
PR c/88568
* tree.c (handle_dll_attribute): Don't clear TREE_STATIC for
dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
2019-03-05 Jakub Jelinek <jakub@redhat.com>
PR target/89587
* config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
if_multiarch.
PR middle-end/89590
* builtins.c (maybe_emit_free_warning): Punt if free doesn't have
exactly one argument.
2019-02-28 Jakub Jelinek <jakub@redhat.com>
PR c/89520
* convert.c (convert_to_real_1, convert_to_integer_1): Punt for
builtins if they don't have a single scalar floating point argument.
Formatting fixes.
2019-02-20 Jakub Jelinek <jakub@redhat.com>
PR middle-end/89412
* expr.c (expand_assignment): If result is a MEM, use change_address
instead of simplify_gen_subreg.
2019-02-20 Jakub Jelinek <jakub@redhat.com>
David Malcolm <dmalcolm@redhat.com>
PR middle-end/89091
* fold-const.c (decode_field_reference): Return NULL_TREE if
lang_hooks.types.type_for_size returns NULL. Check it before
overwriting *exp_. Use return NULL_TREE instead of return 0.
2019-02-20 Jakub Jelinek <jakub@redhat.com>
PR middle-end/88074
PR middle-end/89415
* toplev.c (do_compile): Double the emin/emax exponents to workaround
buggy mpc_norm.
2019-02-19 Richard Biener <rguenther@suse.de>
PR middle-end/88074
* toplev.c (do_compile): Initialize mpfr's exponent range
based on available float modes.
2019-02-18 Jakub Jelinek <jakub@redhat.com>
PR target/89361
* config/s390/s390.c (s390_indirect_branch_attrvalue,
s390_indirect_branch_settings): Define unconditionally.
(s390_set_current_function): Likewise, but guard the whole body except
the s390_indirect_branch_settings call with
#if S390_USE_TARGET_ATTRIBUTE.
(TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
2019-02-15 Richard Biener <rguenther@suse.de>
Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/89278
* tree-loop-distribution.c: Include tree-eh.h.
(generate_memset_builtin, generate_memcpy_builtin): Call
rewrite_to_non_trapping_overflow on builtin->size before passing it
to force_gimple_operand_gsi.
2019-02-15 Jakub Jelinek <jakub@redhat.com>
PR other/89342
* optc-save-gen.awk: Handle optimize_fast like optimize_size or
optimize_debug.
* opth-gen.awk: Likewise.
2019-02-14 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/89354
* combine.c (make_extraction): Punt if extraction_mode is narrower
than len bits.
PR tree-optimization/89314
* fold-const.c (fold_binary_loc): Cast strlen argument to
const char * before dereferencing it. Formatting fixes.
2019-02-13 Jakub Jelinek <jakub@redhat.com>
PR middle-end/89303
* tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
into pt->vars_contains_escaped_heap instead of setting
pt->vars_contains_escaped_heap to it.
PR middle-end/89281
* optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
INTVAL (size), compare it to GET_MODE_MASK instead of
1 << GET_MODE_BITSIZE.
2019-02-09 Jakub Jelinek <jakub@redhat.com>
PR middle-end/89246
* config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
If !node->definition and TYPE_ARG_TYPES is non-NULL, use
TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
2019-01-16 David Malcolm <dmalcolm@redhat.com>
PR target/88861
* combine.c (delete_noop_moves): Convert to "bool" return,
returning true if any edges are eliminated.
(combine_instructions): Also return true if delete_noop_moves
returns true.
2019-02-08 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/89234
* except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
(copy_reg_eh_region_note_backward): Likewise.
2019-02-05 Jakub Jelinek <jakub@redhat.com>
PR target/89188
* dce.c (delete_unmarked_insns): Don't remove no-op moves if they
can throw, non-call exceptions are enabled and we can't delete
dead exceptions or alter cfg. Set must_clean if
delete_insn_and_edges returns true, don't set it blindly for calls.
PR rtl-optimization/89195
* combine.c (make_extraction): For MEMs, don't extract bytes outside
of the original MEM.
PR target/89186
* optabs.c (prepare_cmp_insn): Pass x and y to
emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
2019-02-02 Jakub Jelinek <jakub@redhat.com>
PR middle-end/87887
* config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
Punt with warning on aggregate return or argument types. Ignore
type/mode checking for uniform arguments.
2019-02-01 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/88107
* tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
instead of assertion that eh_region_outermost is non-NULL, if it
is NULL, set *ALL to true and return NULL.
(move_sese_region_to_fn): Adjust caller, if all is set, call
duplicate_eh_regions with NULL region.
2019-01-29 Jakub Jelinek <jakub@redhat.com>
PR c++/66676
PR ipa/89104
* omp-simd-clone.c (simd_clone_clauses_extract)
<case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
OMP_CLAUSE_ALIGNED_ALIGNMENT.
2019-01-28 Jakub Jelinek <jakub@redhat.com>
PR middle-end/89002
* gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
for lastprivate/linear IV, push gimplify context around gimplify_assign
and, if it needed any temporaries, pop it into a gimple bind around the
sequence.
2019-01-27 Jakub Jelinek <jakub@redhat.com>
PR target/87214
* config/i386/sse.md
(<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
first constants in pairs are multiples of 2. Formatting fixes.
(avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
first constants in each quadruple are multiples of 4. Formatting fixes.
2019-01-22 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/49429
PR target/49454
PR rtl-optimization/86334
PR target/88906
* expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
addressable from here...
(emit_block_op_via_libcall): ... to here.
2019-01-17 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/88870
* dce.c (deletable_insn_p): Never delete const/pure calls that can
throw if we can't alter the cfg or delete dead exceptions.
(mark_insn): Don't call find_call_stack_args for such calls.
2019-01-10 Jakub Jelinek <jakub@redhat.com>
PR c/88568
* tree.c (handle_dll_attribute): Clear TREE_STATIC after setting
DECL_EXTERNAL.
2019-01-05 Jakub Jelinek <jakub@redhat.com>
PR middle-end/82564
PR target/88620
* expr.c (expand_assignment): For calls returning VLA structures
if to_rtx is not a MEM, force it into a stack temporary.
2019-01-04 Jakub Jelinek <jakub@redhat.com>
PR target/88594
* config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
of GET_MODE (opN) as modes of the libcall arguments.
2019-01-03 Jakub Jelinek <jakub@redhat.com>
PR debug/88644
* dwarf2out.c (modified_type_die): If type is equal to sizetype,
change it to qualified_type.
2018-12-21 Jakub Jelinek <jakub@redhat.com>
PR middle-end/85594
PR middle-end/88553
* omp-expand.c (extract_omp_for_update_vars): Regimplify the condition
if needed.
(expand_omp_for_generic): Don't clobber t temporary for ordered loops.
PR rtl-optimization/88563
* expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Swap innermode
and mode arguments to convert_modes. Likewise swap mode and word_mode
arguments. Handle both arguments with VOIDmode before convert_modes
of one of them. Formatting fixes.
2018-12-13 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/88470
* cfgcleanup.c (outgoing_edges_match): If the function is
shrink-wrapped and bb1 ends with a JUMP_INSN with a single fake
edge to EXIT, return false.
PR rtl-optimization/88416
* valtrack.c (cleanup_auto_inc_dec): Handle pre/post-inc/dec/modify
even if !AUTO_INC_DEC.
2018-12-07 Jakub Jelinek <jakub@redhat.com>
PR target/85593
* final.c (rest_of_handle_final): Don't call collect_fn_hard_reg_usage
for functions with naked attribute.
2018-11-20 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/87895
* omp-simd-clone.c (ipa_simd_modify_function_body): When removing
or replacing GIMPLE_RETURN, set EDGE_FALLTHRU on the edge to EXIT.
(simd_clone_adjust): Don't set EDGE_FALLTHRU here. In a loop that
redirects edges to EXIT to edges to incr_bb, iterate while EXIT
has any preds and always use EDGE_PRED (, 0).
2018-10-20 Jakub Jelinek <jakub@redhat.com>
PR middle-end/87647
* varasm.c (decode_addr_const): Handle COMPOUND_LITERAL_EXPR.
2018-10-19 Jakub Jelinek <jakub@redhat.com>
PR middle-end/85488
PR middle-end/87649
* omp-low.c (check_omp_nesting_restrictions): Diagnose ordered without
depend closely nested inside of loop with ordered clause with
a parameter.
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.
2019-08-21 Richard Biener <rguenther@suse.de>
PR tree-optimization/91510
Backport from mainline
2017-09-26 Martin Jambor <mjambor@suse.cz>
* tree-sra.c (compare_access_positions): Put integral types first,
stabilize sorting of integral types, remove conditions putting
non-full-precision integers last.
(sort_and_splice_var_accesses): Disable scalarization if a
non-integert would be represented by a non-full-precision integer.
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.
2019-07-22 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.
2019-07-16 Wilco Dijkstra <wdijkstr@arm.com>
Backport from mainline
2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
PR target/89222
* config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
to decide when to split off a non-zero offset from a symbol.
* config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
in function symbols.
2019-07-15 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.
2019-07-12 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.
2019-06-28 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.
2019-06-27 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.
2019-06-16 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.
2019-05-24 John David Anglin <danglin@gcc.gnu.org>
PR target/90530
* config/pa/pa.c (pa_cannot_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.
2019-05-23 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.
2019-05-20 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.
2019-01-03 Iain Sandoe <iain@sandoe.co.uk>
PR target/86215
Backport from mainline
2017-09-25 Iain Sandoe <iain@codesourcery.com>
PR target/80556
* config/i386/darwin.h (REAL_LIB_SPEC): New; put libSystem ahead
of libgcc_eh for m64.
* config/i386/darwin64.h: Likewise.
2019-05-15 David Edelsohn <dje.gcc@gmail.com>
Backport from mainline
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 coff_private_rodata_section_name.
(rs6000_xcoff_file_start): Generate coff_private_rodata_section_name.
2018-12-04 David Edelsohn <dje.gcc@gmail.com>
2018-12-13 David Edelsohn <dje.gcc@gmail.com>
PR target/61976
* config/rs6000/rs6000.c (rs6000_function_arg): Don't pass aggregates
in FPRs on AIX. Ensure type is non-NULL.
(rs6000_arg_partial_bytes): Same.
2019-05-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
* config/arm/t-rtems: Replace -march=armv7-m multilibs with
-mcpu=cortex-m3 and -mcpu=cortex-m4 multilibs.
2019-05-13 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.
2019-05-07 Richard Sandiford <richard.sandiford@arm.com>
Backport from mainline:
2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
PR middle-end/89037
* varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
instead of accessing TREE_INT_CST_ELT directly.
2019-05-01 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 Srinath Parvathaneni <srinath.parvathaneni@arm.com>
PR target/90075
* config/aarch64/iterators.md (V_INT_EQUIV): Add mode for
integer equivalent of floating point values.
Backport from mainline
2018-12-11 Richard Earnshaw <Richard.Earnshaw@arm.com>
PR target/37369
* config/aarch64/iterators.md (sizem1): Add sizes for
SFmode and DFmode.
(Vbtype): Add SFmode mapping.
* config/aarch64/aarch64.md (copysigndf3, copysignsf3): Delete.
(copysign<GPF:mode>3): New expand pattern.
(copysign<GPF:mode>3_insn): New insn pattern.
2019-04-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
Backport from mainline
2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
PR target/87532
* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
When handling vec_extract, use modular arithmetic to allow
constant selectors greater than vector length.
* config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
V1TImode vectors to have constant selector values greater than 0.
Use modular arithmetic to compute vector index.
(rs6000_split_vec_extract_var): Use modular arithmetic to compute
index for in-memory vectors. Correct code generation for
in-register vectors. Use inner mode of vector rather than mode of
destination for move instruction.
(altivec_expand_vec_ext_builtin): Use modular arithmetic to
compute index.
2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
PR target/87532
* config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
Use QI inner mode with V16QI vector mode.
2019-04-19 Xiong Hu Luo <luoxhu@linux.ibm.com>
Backport from trunk
2018-05-23 Segher Boessenkool <segher@kernel.crashing.org>
* doc/sourcebuild.texi (Endianness): New subsubsection.
2019-04-11 Martin Liska <mliska@suse.cz>
Backport from mainline
2019-03-08 Martin Liska <mliska@suse.cz>
PR target/86952
* config/i386/i386.c (ix86_option_override_internal): Disable
jump tables when retpolines are used.
2019-04-10 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.
2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
PR target/89945
* config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
2019-04-06 Eric Botcazou <ebotcazou@adacore.com>
Backport from mainline
2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
* rtlanal.c (get_initial_register_offset): Fall back to the estimate
as long as the epilogue isn't completed.
2019-04-03 Richard Biener <rguenther@suse.de>
PR lto/89896
* lto-wrapper.c (run_gcc): Avoid implicit rules making
the all target phony.
2019-04-02 Xiong Hu Luo <luoxhu@linux.ibm.com>
Backport from trunk r250477.
2017-07-24 Carl Love <cel@us.ibm.com>
* config/rs6000/rs6000-c.c: Add support for built-in functions
vector float vec_extract_fp32_from_shorth (vector unsigned short);
vector float vec_extract_fp32_from_shortl (vector unsigned short);
* config/rs6000/altivec.h (vec_extract_fp_from_shorth,
vec_extract_fp_from_shortl): Add defines for the two builtins.
* config/rs6000/rs6000-builtin.def (VEXTRACT_FP_FROM_SHORTH,
VEXTRACT_FP_FROM_SHORTL): Add BU_P9V_OVERLOAD_1 and BU_P9V_VSX_1
new builtins.
* config/rs6000/vsx.md vsx_xvcvhpsp): Add define_insn.
(vextract_fp_from_shorth, vextract_fp_from_shortl): Add define_expands.
* doc/extend.texi: Update the built-in documentation file for the
new built-in function.
Backport from trunk r255555.
2017-12-11 Carl Love <cel@us.ibm.com>
* config/rs6000/altivec.h (vec_extract_fp32_from_shorth,
vec_extract_fp32_from_shortl]): Add #defines.
* config/rs6000/rs6000-builtin.def (VSLDOI_2DI): Add macro expansion.
* config/rs6000/rs6000-c.c (ALTIVEC_BUILTIN_VEC_UNPACKH,
ALTIVEC_BUILTIN_VEC_UNPACKL, ALTIVEC_BUILTIN_VEC_AND,
ALTIVEC_BUILTIN_VEC_SLD, ALTIVEC_BUILTIN_VEC_SRL,
ALTIVEC_BUILTIN_VEC_SRO, ALTIVEC_BUILTIN_VEC_SLD,
ALTIVEC_BUILTIN_VEC_SLL): Add expansions.
* doc/extend.texi: Add documentation for the added builtins.
2019-03-28 Martin Liska <mliska@suse.cz>
Backport from mainline
2018-11-05 Martin Liska <mliska@suse.cz>
PR web/87829
* doc/invoke.texi: Remove options that are
not disabled with -Os.
2019-02-26 Richard Biener <rguenther@suse.de>
Backport from mainline
2019-02-12 Richard Biener <rguenther@suse.de>
PR tree-optimization/89253
* tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
duplicate the loop.
2019-02-08 Richard Biener <rguenther@suse.de>
PR middle-end/89223
* tree-data-ref.c (initialize_matrix_A): Fail if constant
doesn't fit in HWI.
(analyze_subscript_affine_affine): Handle failure from
initialize_matrix_A.
2019-01-28 Richard Biener <rguenther@suse.de>
PR tree-optimization/88739
* tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
BIT_FIELD_REFs of non-mode-precision integral operands.
2019-03-26 Richard Biener <rguenther@suse.de>
Backport from mainline
2019-01-08 Richard Biener <rguenther@suse.de>
PR tree-optimization/86554
* tree-ssa-sccvn.c (visit_nary_op): When value-numbering to
expressions with different overflow behavior make sure there's an
available expression on the path.
2018-11-20 Richard Biener <rguenther@suse.de>
PR tree-optimization/88105
* tree-ssa-dom.c (pass_dominator::execute): Do not walk
backedges.
2018-03-08 Richard Biener <rguenther@suse.de>
PR middle-end/84552
* tree-scalar-evolution.c: Include tree-into-ssa.h.
(follow_copies_to_constant): Do not follow SSA names registered
for update.
2019-03-21 Bill Schmidt <wschmidt@linux.ibm.com>
* config/rs6000/rs6000.c (rs6000_analyze_swaps): Rebuild
ud- and du-chains between phases.
2019-03-21 Matthias Klose <doko@ubuntu.com>
Backport from mainline
2019-02-26 Richard Biener <rguenther@suse.de>
PR tree-optimization/89505
* tree-ssa-structalias.c (compute_dependence_clique): Make sure
to handle restrict pointed-to vars with multiple subvars
correctly.
2019-03-17 H.J. Lu <hongjiu.lu@intel.com>
Backport from mainline
2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
PR target/89523
* config/i386/i386.c (ix86_print_operand): Handle 'M' to add
addr32 prefix to VSIB address for X32.
* config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
"%M2" to opcode.
(*avx512pf_gatherpf<mode>df_mask): Likewise.
(*avx512pf_scatterpf<mode>sf_mask): Likewise.
(*avx512pf_scatterpf<mode>df_mask): Likewise.
(*avx2_gathersi<mode>): Prepend "%M3" to opcode.
(*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
(*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
(*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
(*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
(*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
(*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
(*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
(*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
(*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
(*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
(*avx512f_scatterdi<mode>): Likewise.
2019-03-14 Martin Jambor <mjambor@suse.cz>
Backport from mainline
2019-03-07 Martin Jambor <mjambor@suse.cz>
PR lto/87525
* ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
for extern inline functions.
2019-03-14 Richard Biener <rguenther@suse.de>
Backport from mainline
2018-02-16 Jakub Jelinek <jakub@redhat.com>
PR target/84272
* config/aarch64/cortex-a57-fma-steering.c (fma_forest::merge_forest):
Use ++iter rather than iter++ for std::list iterators.
(func_fma_steering::dfs): Likewise. Don't delete nodes right away,
defer deleting them until all nodes in the forest are processed. Do
free even leaf nodes. Change to_process into auto_vec.
2019-03-13 Andre Vieira <andre.simoesdiasvieira@arm.com>
Backport from mainline
2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
* config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
requirement.
2019-03-11 Martin Liska <mliska@suse.cz>
Backport from mainline
2019-02-11 David Malcolm <dmalcolm@redhat.com>
PR lto/88147
* input.c (selftest::test_line_offset_overflow): New selftest.
(selftest::input_c_tests): Call it.
2019-03-07 Xiong Hu Luo <luoxhu@linux.ibm.com>
Backport of r268834 from mainline to gcc-7-branch.
2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
* config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
* config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
(crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
* config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
(VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
New BU_CRYPTO_2.
* config/rs6000/rs6000.c (builtin_function_type)
<CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
* doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
2019-02-27 Uroš Bizjak <ubizjak@gmail.com>
PR target/89397
* config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
TARGET_SSE in addition to TARGET_SSE_MATH.
(ix86_excess_precision): Ditto.
(ix86_float_exceptions_rounding_supported_p): Ditto.
(use_rsqrt_p): Ditto.
* config/i386/sse.md (rsqrt<mode>2): Ditto.
2019-02-15 Martin Liska <mliska@suse.cz>
Backport from mainline
2019-02-14 Martin Liska <mliska@suse.cz>
PR rtl-optimization/89242
* dce.c (delete_unmarked_insns): Call free_dominance_info we
process a transformation.
2019-02-15 Martin Liska <mliska@suse.cz>
Backport from mainline
2019-02-11 Martin Liska <mliska@suse.cz>
PR ipa/89009
* ipa-cp.c (build_toporder_info): Remove usage of a param.
* ipa-inline.c (inline_small_functions): Likewise.
* ipa-pure-const.c (propagate_pure_const): Likewise.
(propagate_nothrow): Likewise.
* ipa-reference.c (propagate): Likewise.
* ipa-utils.c (struct searchc_env): Remove unused field.
(searchc): Always search across AVAIL_INTERPOSABLE.
(ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
the only called IPA pure const can properly not propagate
across interposable boundary.
* ipa-utils.h (ipa_reduced_postorder): Remove param.
2019-02-11 Stefan Agner <stefan@agner.ch>
Backport from mainline.
2019-01-10 Stefan Agner <stefan@agner.ch>
PR target/88648
* config/arm/arm.c (arm_option_override_internal): Force
opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
2019-02-09 Alan Modra <amodra@gmail.com>
PR target/88343
* config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p): Match
logic in rs6000_emit_prologue emitting pic_offset_table setup.
2019-02-08 Eric Botcazou <ebotcazou@adacore.com>
Backport from mainline
2018-06-11 Segher Boessenkool <segher@kernel.crashing.org>
PR target/85755
* config/rs6000/rs6000.md (*movdi_internal32): Put constraint modifiers
on the correct operand.
(*movdi_internal64): Ditto.
2019-02-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
Backport from mainline.
2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
* config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
type of vector element when vec_extract is implemented by direct
move.
2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
* config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
after restoring registers saved to allocate the frame on Windows.
2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
Backport from mainline
2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
PR target/88856
* config/s390/s390.md: Remove load and test FP splitter.
2019-02-04 Bill Schmidt <wshmidt@linux.ibm.com>
PR target/87064
Backport from mainline
2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
PR target/87064
* config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
Disable for little-endian.
2019-01-22 Jakub Jelinek <jakub@redhat.com>
PR target/87064
* config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
Disable for little endian.
2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
Backport from mainline
2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
PR tree-optimization/89008
* gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
process anything of the form X * 0.
2019-01-31 Richard Biener <rguenther@suse.de>
Backport from mainline
2019-01-31 Richard Biener <rguenther@suse.de>
PR rtl-optimization/89115
* lra.c (lra_rtx_hash): Properly hash CONST_INT values.
2019-01-30 Richard Biener <rguenther@suse.de>
PR rtl-optimization/89115
* opts.c (default_options_optimization): Reduce
PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
to the default.
2019-01-30 Kewen Lin <linkw@gcc.gnu.org>
Backport from mainline.
2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
* doc/extend.texi: Add four new prototypes for vec_ld and seven new
prototypes for vec_st.
* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
for scalar address type variants of altivec_vec_ld/altivec_vec_st,
mainly on signed/unsigned long long and double.
2019-01-27 Uroš Bizjak <ubizjak@gmail.com>
PR target/88948
* rtl.h (prepare_copy_insn): New prototype.
* gcse.c (prepare_copy_insn): New function, split out from
process_insert_insn.
(process_insert_insn): Use prepare_copy_insn.
* store-motion.c (replace_store_insn): Use prepare_copy_insn
instead of gen_move_insn.
2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
PR target/88998
* config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
Disparage MMX alternative.
(sse2_cvtpd2pi): Ditto.
(sse2_cvttpd2pi): Ditto.
2019-01-24 Richard Biener <rguenther@suse.de>
Backport from mainline
2019-01-23 Richard Biener <rguenther@suse.de>
PR tree-optimization/89008
* tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
not leave another stray operand.
2019-01-22 Uroš Bizjak <ubizjak@gmail.com>
PR target/88938
* config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
2019-01-18 Uroš Bizjak <ubizjak@gmail.com>
* config/alpha/alpha.c (alpha_gimplify_va_arg):
Handle split indirect COMPLEX_TYPE arguments.
2019-01-16 Martin Jambor <mjambor@suse.cz>
Backported from mainline
2018-12-10 Martin Jambor <mjambor@suse.cz>
PR ipa/88214
* ipa-prop.c (determine_locally_known_aggregate_parts): Make sure
we check pointers against pointers.
2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
James Clarke <jrtc27@jrtc27.com>
PR target/84010
* config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
consistently in TLS address generation and adjust code to the renaming
of patterns. Mark calls to __tls_get_addr as const.
* config/sparc/sparc.md (tgd_hi22): Turn into...
(tgd_hi22<P:mode>): ...this and use Pmode throughout.
(tgd_lo10): Turn into...
(tgd_lo10<P:mode>): ...this and use Pmode throughout.
(tgd_add32): Merge into...
(tgd_add64): Likewise.
(tgd_add<P:mode>): ...this and use Pmode throughout.
(tldm_hi22): Turn into...
(tldm_hi22<P:mode>): ...this and use Pmode throughout.
(tldm_lo10): Turn into...
(tldm_lo10<P:mode>): ...this and use Pmode throughout.
(tldm_add32): Merge into...
(tldm_add64): Likewise.
(tldm_add<P:mode>): ...this and use Pmode throughout.
(tldm_call32): Merge into...
(tldm_call64): Likewise.
(tldm_call<P:mode>): ...this and use Pmode throughout.
(tldo_hix22): Turn into...
(tldo_hix22<P:mode>): ...this and use Pmode throughout.
(tldo_lox10): Turn into...
(tldo_lox10<P:mode>): ...this and use Pmode throughout.
(tldo_add32): Merge into...
(tldo_add64): Likewise.
(tldo_add<P:mode>): ...this and use Pmode throughout.
(tie_hi22): Turn into...
(tie_hi22<P:mode>): ...this and use Pmode throughout.
(tie_lo10): Turn into...
(tie_lo10<P:mode>): ...this and use Pmode throughout.
(tie_ld64): Use DImode throughout.
(tie_add32): Merge into...
(tie_add64): Likewise.
(tie_add<P:mode>): ...this and use Pmode throughout.
(tle_hix22_sp32): Merge into...
(tle_hix22_sp64): Likewise.
(tle_hix22<P:mode>): ...this and use Pmode throughout.
(tle_lox22_sp32): Merge into...
(tle_lox22_sp64): Likewise.
(tle_lox22<P:mode>): ...this and use Pmode throughout.
(*tldo_ldub_sp32): Merge into...
(*tldo_ldub_sp64): Likewise.
(*tldo_ldub<P:mode>): ...this and use Pmode throughout.
(*tldo_ldub1_sp32): Merge into...
(*tldo_ldub1_sp64): Likewise.
(*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
(*tldo_ldub2_sp32): Merge into...
(*tldo_ldub2_sp64): Likewise.
(*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
(*tldo_ldsb1_sp32): Merge into...
(*tldo_ldsb1_sp64): Likewise.
(*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
(*tldo_ldsb2_sp32): Merge into...
(*tldo_ldsb2_sp64): Likewise.
(*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
(*tldo_ldub3_sp64): Use DImode throughout.
(*tldo_ldsb3_sp64): Likewise.
(*tldo_lduh_sp32): Merge into...
(*tldo_lduh_sp64): Likewise.
(*tldo_lduh<P:mode>): ...this and use Pmode throughout.
(*tldo_lduh1_sp32): Merge into...
(*tldo_lduh1_sp64): Likewise.
(*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
(*tldo_ldsh1_sp32): Merge into...
(*tldo_ldsh1_sp64): Likewise.
(*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
(*tldo_lduh2_sp64): Use DImode throughout.
(*tldo_ldsh2_sp64): Likewise.
(*tldo_lduw_sp32): Merge into...
(*tldo_lduw_sp64): Likewise.
(*tldo_lduw<P:mode>): ...this and use Pmode throughout.
(*tldo_lduw1_sp64): Use DImode throughout.
(*tldo_ldsw1_sp64): Likewise.
(*tldo_ldx_sp64): Likewise.
(*tldo_stb_sp32): Merge into...
(*tldo_stb_sp64): Likewise.
(*tldo_stb<P:mode>): ...this and use Pmode throughout.
(*tldo_sth_sp32): Merge into...
(*tldo_sth_sp64): Likewise.
(*tldo_sth<P:mode>): ...this and use Pmode throughout.
(*tldo_stw_sp32): Merge into...
(*tldo_stw_sp64): Likewise.
(*tldo_stw<P:mode>): ...this and use Pmode throughout.
(*tldo_stx_sp64): Use DImode throughout.
2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
* doc/invoke.texi (-Os): Add reference to -finline-functions.
(-finline-small-functions): Add references to -O3 and -Os.
(-findirect-inlining): Likewise.
(-finline-functions): Add references to -Os, -fprofile-use and
-fauto-profile.
2019-01-03 Iain Sandoe <iain@sandoe.co.uk>
revert:
2018-12-30 Iain Sandoe <iain@sandoe.co.uk>
backport from mainline.
2018-12-12 Segher Boessenkool <segher@kernel.crashing.org>
Iain Sandoe <iain@sandoe.co.uk>
PR target/88343
* config/rs6000/rs6000.c (save_reg_p): Do not save the picbase reg
unless it has been used.
(first_reg_to_save): Remove dead code.
2019-01-02 Segher Boessenkool <segher@kernel.crashing.org>
Backport from trunk
2018-12-06 Segher Boessenkool <segher@kernel.crashing.org>
PR inline-asm/55681
* doc/extend.texi (Basic Asm): Update grammar.
(Extended Asm): Update grammar.
Backport from trunk
2018-12-06 Segher Boessenkool <segher@kernel.crashing.org>
* doc/extend.texi (Using Assembly Language with C): Document asm inline.
(Size of an asm): Fix typo. Document asm inline.
* gimple-pretty-print.c (dump_gimple_asm): Handle asm inline.
* gimple.h (enum gf_mask): Add GF_ASM_INLINE.
(gimple_asm_set_volatile): Fix typo.
(gimple_asm_inline_p): New.
(gimple_asm_set_inline): New.
* gimplify.c (gimplify_asm_expr): Propagate the asm inline flag from
tree to gimple.
* ipa-icf-gimple.c (func_checker::compare_gimple_asm): Compare the
gimple_asm_inline_p flag, too.
* tree-core.h (tree_base): Document that protected_flag is ASM_INLINE_P
in an ASM_EXPR.
* tree-inline.c (estimate_num_insns): If gimple_asm_inline_p return
a minimum size for an asm.
* tree.h (ASM_INLINE_P): New.
2018-12-30 Iain Sandoe <iain@sandoe.co.uk>
backport from mainline.
2018-12-12 Segher Boessenkool <segher@kernel.crashing.org>
Iain Sandoe <iain@sandoe.co.uk>
PR target/88343
* config/rs6000/rs6000.c (save_reg_p): Do not save the picbase reg
unless it has been used.
(first_reg_to_save): Remove dead code.
2018-12-24 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2018-12-06 Iain Sandoe <iain@sandoe.co.uk>
PR c++/87380
* config/darwin.h (TARGET_WEAK_NOT_IN_ARCHIVE_TOC) Remove, use the
default.
* config/rs6000/darwin7.h (TARGET_WEAK_NOT_IN_ARCHIVE_TOC): New.
2018-12-24 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2018-12-06 Iain Sandoe <iain@sandoe.co.uk>
PR target/78444
* config/i386/darwin.h (STACK_BOUNDARY): Remove macro.
* config/i386/i386.c (ix86_compute_frame_layout): Ensure at least 128b
stack alignment in non-leaf functions.
2018-12-24 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2018-08-15 Iain Sandoe <iain@sandoe.co.uk>
PR target/81685
* config/darwin.h: (DEBUG_STR_OFFSETS_SECTION, DEBUG_LOCLISTS_SECTION,
DEBUG_RNGLISTS_SECTION) new macros. (DEBUG_PUBNAMES_SECTION,
DEBUG_PUBTYPES_SECTION) update to include GNU variant.
2018-12-21 Uros Bizjak <ubizjak@gmail.com>
Backport from mainline
2018-12-10 Uros Bizjak <ubizjak@gmail.com>
PR target/88418
* config/i386/i386.c (ix86_expand_sse_cmp): For vector modes,
check operand 1 with vector_operand predicate.
(ix86_expand_sse_movcc): For vector modes, check op_true with
vector_operand, not nonimmediate_operand.
2018-12-19 Bill Schmidt <wschmidt@linux.ibm.com>
Backport from mainline
2018-12-18 Bill Schmidt <wschmidt@linux.ibm.com>
* doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
Describe when a typedef name can be used as the type specifier for
a vector type, and when it cannot.
2018-12-19 Segher Boessenkool <segher@kernel.crashing.org>
Backport from trunk
2018-12-19 Segher Boessenkool <segher@kernel.crashing.org>
PR target/88213
* config/rs6000/vsx.md (*vsx_extract_<P:mode>_<VSX_D:mode>_load):
Require TARGET_POWERPC64.
2018-12-17 Senthil Kumar Selvaraj <senthilkumar.selvaraj@microchip.com>
Backport from trunk
2018-12-17 Senthil Kumar Selvaraj <senthilkumar.selvaraj@microchip.com>
PR rtl-optimization/88253
* combine.c (combine_simplify_rtx): Test for side-effects before
substituting by zero.
2018-12-15 Segher Boessenkool <segher@kernel.crashing.org>
Backport from trunk
2018-12-14 Segher Boessenkool <segher@kernel.crashing.org>
PR rtl-optimization/88001
* function.c (match_asm_constraints_1): Don't invalidly share RTL.
2018-12-13 Andreas Krebbel <krebbel@linux.ibm.com>
Backport from mainline
2018-12-13 Andreas Krebbel <krebbel@linux.ibm.com>
* config/s390/s390-builtins.def (s390_vec_double_s64): Map to
s390_vec_double_s64 instead of s390_vcdgb.
(s390_vec_double_u64): Map to s390_vec_double_u64 instead of
s390_vcdlgb.
2018-12-13 Andreas Krebbel <krebbel@linux.ibm.com>
Backport from mainline
2018-12-13 Andreas Krebbel <krebbel@linux.ibm.com>
* config/s390/vx-builtins.md ("vec_ctd_s64", "vec_ctd_u64")
("vec_ctsl", "vec_ctul"): Replace 0 with VEC_NOINEXACT.
("vec_double_s64", "vec_double_u64"): Replace 4 with VEC_INEXACT.
2018-12-12 Peter Bergner <bergner@linux.ibm.com>
Backport from mainline
2018-12-07 Peter Bergner <bergner@linux.ibm.com>
PR target/87496
* config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
-mabi=ieeelongdouble and -mabi=ibmlongdouble without -mlong-double-128.
Do not error for -mabi=ibmlongdouble and no ISA 2.06 support.
* doc/invoke.texi: Document -mabi=ibmlongdouble and -mabi=ieeelongdouble
require -mlong-double-128.
2018-12-06 Richard Biener <rguenther@suse.de>
* BASE-VER: Increment to 7.4.1.
2018-12-06 Release Manager
* GCC 7.4.0 released.
2018-11-28 Richard Biener <rguenther@suse.de>
PR tree-optimization/79351
* tree-ssa-sccvn.c (vn_reference_lookup_3): For assignments from
empty CONSTRUCTORs ensure the store is at a constant position.
2018-11-26 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline
2018-08-22 Iain Sandoe <iain@sandoe.co.uk>
PR bootstrap/81033
PR target/81733
PR target/52795
* gcc/dwarf2out.c (FUNC_SECOND_SECT_LABEL): New.
(dwarf2out_switch_text_section): Generate a local label for the second
function sub-section and apply it as the second FDE start label.
* gcc/final.c (final_scan_insn_1): Emit second FDE label after the
second sub-section start.
2018-11-26 Iain Sandoe <iain@sandoe.co.uk>
2018-08-15 Iain Sandoe <iain@sandoe.co.uk>
* config/darwin.c
(darwin_function_switched_text_sections): Delete.
* gcc/config/darwin.h
(TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): Likewise.
2018-11-26 Andreas Krebbel <krebbel@linux.ibm.com>
Backport from mainline
2018-11-20 Andreas Krebbel <krebbel@linux.ibm.com>
* config/s390/s390.md ("clztidi2"): Swap the RTX's written to the
DImode parts of the target operand.
2018-11-26 Andreas Krebbel <krebbel@linux.ibm.com>
Backport from mainline
2018-11-26 Andreas Krebbel <krebbel@linux.ibm.com>
* doc/invoke.texi: Document z14/arch12 -march option.
2018-10-19 Richard Biener <rguenther@suse.de>
PR middle-end/87645
Backport from mainline
2018-07-12 Richard Biener <rguenther@suse.de>
* gimple-match-head.c (gimple_resimplify1): Apply recursion
limit.
(gimple_resimplify2): Likewise.
(gimple_resimplify3): Likewise.
(gimple_resimplify4): Likewise.
2018-11-26 Richard Biener <rguenther@suse.de>
Backport from mainline
2018-10-15 Richard Biener <rguenther@suse.de>
PR middle-end/87610
* tree-ssa-structalias.c (struct vls_data): Add escaped_p member.
(visit_loadstore): When a used restrict tag escaped verify that
the points-to solution of "other" pointers do not include
escaped.
(compute_dependence_clique): If a used restrict tag escaped
communicated that down to visit_loadstore.
2018-10-25 Richard Biener <rguenther@suse.de>
PR tree-optimization/87665
PR tree-optimization/87745
* tree-vectorizer.h (get_earlier_stmt): Remove.
(get_later_stmt): Pick up UID from the original non-pattern stmt.
2018-10-24 Richard Biener <rguenther@suse.de>
PR tree-optimization/87665
* tree-vect-data-refs.c (vect_preserves_scalar_order_p): Adjust
to reflect reality.
2018-11-26 Richard Biener <rguenther@suse.de>
Backport from mainline
2018-06-14 Richard Biener <rguenther@suse.de>
PR middle-end/86139
* tree-vect-generic.c (build_word_mode_vector_type): Remove
duplicate and harmful type_hash_canon.
2018-06-15 Richard Biener <rguenther@suse.de>
PR middle-end/86076
* tree-cfg.c (move_stmt_op): unshare invariant addresses
before adjusting their block.
2018-11-22 Uros Bizjak <ubizjak@gmail.com>
Backport from mainline
2018-11-16 Uros Bizjak <ubizjak@gmail.com>
PR target/88051
* config/i386/sse.md (UNSPEC_MOVDI_TO_SSE): New UNSPEC.
(movdi_to_sse): Rewrite using UNSPEC_MOVDI_TO_SSE unspec.
2018-11-22 Tom de Vries <tom@codesourcery.com>
backport from trunk:
2017-11-19 Tom de Vries <tom@codesourcery.com>
PR target/82961
* vmsdbgout.c (vmsdbgout_early_finish): New function.
(vmsdbg_debug_hooks): Set early_finish field to vmsdbgout_early_finish.
2018-11-21 Mihail Ionescu <mihail.ionescu@arm.com>
PR target/87867
Backport from mainiline
2018-09-26 Eric Botcazou <ebotcazou@adacore.com>
* config/arm/arm.c (arm_reorg): Skip Thumb reorg pass for thunks.
(arm32_output_mi_thunk): Deal with long calls.
2018-11-20 Richard Biener <rguenther@suse.de>
Backport from mainline
2018-03-12 Richard Biener <rguenther@suse.de>
PR tree-optimization/84777
* tree-ssa-loop-ch.c (should_duplicate_loop_header_p): For
force-vectorize loops ignore whether we are optimizing for size.
2018-01-26 Richard Biener <rguenther@suse.de>
PR rtl-optimization/84003
* dse.c (record_store): Only record redundant stores when
the earlier store aliases at least all accesses the later one does.
2018-11-20 Xuepeng Guo <xuepeng.guo@intel.com>
Backport from mainline
2018-11-05 Xuepeng Guo <xuepeng.guo@intel.com>
PR target/87853
* config/i386/emmintrin.h (__v16qs): New to cope with option
-funsigned-char.
(_mm_cmpeq_epi8): Replace __v16qi with __v16qs.
(_mm_cmplt_epi8): Likewise.
(_mm_cmpgt_epi8): Likewise.
2018-11-20 Eric Botcazou <ebotcazou@adacore.com>
PR rtl-optimization/85925
* rtl.h (word_register_operation_p): New predicate.
* combine.c (record_dead_and_set_regs_1): Only apply specific handling
for WORD_REGISTER_OPERATIONS targets to word_register_operation_p RTX.
* rtlanal.c (nonzero_bits1): Likewise. Adjust couple of comments.
(num_sign_bit_copies1): Likewise.
2018-11-18 Uros Bizjak <ubizjak@gmail.com>
Backport from mainline
2018-11-11 Uros Bizjak <ubizjak@gmail.com>
PR target/87928
* config/i386/i386.h (STACK_BOUNDARY): Use TARGET_64BIT_MS_ABI
instead of (TARGET_64BIT && ix86_abi == MS_ABI).
* config/i386/darwin.h (STACK_BOUNDARY): Ditto.
* config/i386/cygming.h (STACK_BOUNDARY): Remove.
2018-11-15 Nathan Sidwell <nathan@acm.org>
PR debug/88006
PR debug/87462
* dwarf2out.c (dwarf2out_finish): Apply resolve_addr to comdat
type list.
2018-11-11 Uros Bizjak <ubizjak@gmail.com>
Backport from mainline
2018-11-04 Uros Bizjak <ubizjak@gmail.com>
PR middle-end/58372
* cfgexpand.c (pass_expand::execute): Move the call to
finish_eh_generation in front of the call to expand_stack_alignment.
2018-11-07 Max Filippov <jcmvbkbc@gmail.com>
Backport from mainline
2018-11-05 Max Filippov <jcmvbkbc@gmail.com>
* config/xtensa/uclinux.h (XTENSA_ALWAYS_PIC): Change to 0.
2018-10-26 Bill Schmidt <wschmidt@linux.ibm.com>
Backport from mainline
2018-10-19 Bill Schmidt <wschmidt@linux.ibm.com>
PR tree-optimization/87473
* gimple-ssa-strength-reduction.c (record_phi_increments): For
phi arguments identical to the base expression of the phi
candidate, record a phi-adjust increment of zero minus the index
expression of the hidden basis.
(phi_incr_cost): For phi arguments identical to the base
expression of the phi candidate, the difference to compare against
the increment is zero minus the index expression of the hidden
basis, and there is no potential savings from replacing the (phi)
statement.
(ncd_with_phi): For phi arguments identical to the base expression
of the phi candidate, the difference to compare against the
increment is zero minus the index expression of the hidden basis.
(all_phi_incrs_profitable): For phi arguments identical to the
base expression of the phi candidate, the increment to be checked
for profitability is zero minus the index expression of the hidden
basis.
2018-10-19 Andreas Krebbel <krebbel@linux.ibm.com>
Backport from mainline
2018-10-15 Andreas Krebbel <krebbel@linux.ibm.com>
* config/s390/s390.c (s390_expand_vec_init): Force vector element
into reg if it isn't a general operand.
2018-10-17 Eric Botcazou <ebotcazou@adacore.com>
PR middle-end/87623
* fold-const.c (fold_truth_andor_1): If the right side is not constant,
bail out if both sides do not have the same storage order.
2018-10-16 Wilco Dijkstra <wdijkstr@arm.com>
Backported from mainline
PR target/87511
* config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
Use HOST_WIDE_INT_1U for shift.
2018-10-12 Jakub Jelinek <jakub@redhat.com>
Backported from mainline
2018-10-10 Jakub Jelinek <jakub@redhat.com>
PR target/87550
* config/i386/i386-builtin.def (IX86_BUILTIN_RDPMC): Move from args set
to special_args set.
2018-09-12 Jakub Jelinek <jakub@redhat.com>
PR middle-end/87248
* fold-const.c (fold_ternary_loc) <case COND_EXPR>: Verify also that
BIT_AND_EXPR's second operand is a power of two. Formatting fix.
2018-08-27 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/87065
* combine.c (simplify_if_then_else): Formatting fix.
(if_then_else_cond): Guard MULT optimization with SCALAR_INT_MODE_P
check.
(known_cond): Don't return const_true_rtx for vector modes. Use
CONST0_RTX instead of const0_rtx. Formatting fixes.
2018-07-24 Jakub Jelinek <jakub@redhat.com>
PR middle-end/86627
* expmed.c (expand_divmod): Punt if d == HOST_WIDE_INT_MIN
and size > HOST_BITS_PER_WIDE_INT. For size > HOST_BITS_PER_WIDE_INT
and abs_d == d, do the power of two handling if profitable.
2018-07-17 Jakub Jelinek <jakub@redhat.com>
PR middle-end/86542
* omp-low.c (create_task_copyfn): Copy over also fields corresponding
to _looptemp_ clauses, other than the first two.
PR middle-end/86539
* gimplify.c (gimplify_omp_for): Ensure taskloop firstprivatized init
and cond temporaries don't have reference type if iterator has
pointer type. For init use &for_pre_body instead of pre_p if
for_pre_body is non-empty.
2018-07-26 Jakub Jelinek <jakub@redhat.com>
PR middle-end/86660
* omp-low.c (scan_sharing_clauses): Don't ignore map clauses for
declare target to variables if they have always,{to,from,tofrom} map
kinds.
2018-10-12 Richard Biener <rguenther@suse.de>
Backport from mainline
2018-08-23 Richard Biener <rguenther@suse.de>
PR middle-end/87024
* tree-inline.c (copy_bb): Drop unused __builtin_va_arg_pack_len
calls.
2018-08-17 Richard Biener <rguenther@suse.de>
PR middle-end/86505
* tree-inline.c (copy_bb): When inlining __builtin_va_arg_pack_len ()
across a va-arg-pack using call adjust its return value accordingly.
2018-10-09 H.J. Lu <hongjiu.lu@intel.com>
Backport from mainline
2018-09-29 H.J. Lu <hongjiu.lu@intel.com>
PR target/87370
* config/i386/i386.c (construct_container): Use TImode for
BLKmode values in 2 integer registers.
2018-10-08 H.J. Lu <hongjiu.lu@intel.com>
Backport from mainline
2018-10-08 H.J. Lu <hongjiu.lu@intel.com>
PR target/87517
* config/i386/avx512fintrin.h (_mm512_mask_fmaddsub_round_pd):
Defined with __builtin_ia32_vfmaddsubpd512_mask.
2018-10-05 H.J. Lu <hongjiu.lu@intel.com>
Backport from mainline
2018-10-05 H.J. Lu <hongjiu.lu@intel.com>
PR target/87522
* config/i386/gnu-user.h (ASM_SPEC): Don't pass -msse2avx to
assembler for -mavx.
* config/i386/gnu-user64.h (ASM_SPEC): Likewise.
2018-10-03 Uros Bizjak <ubizjak@gmail.com>
Backport from mainline
2018-09-28 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.h (SSE_REGNO): Fix check for FIRST_REX_SSE_REG.
(GET_SSE_REGNO): Rename from SSE_REGNO. Update all uses for rename.
2018-10-03 Jonathan Wakely <jwakely@redhat.com>
PR other/87353
* doc/invoke.texi (Link Options): Fix formatting and grammar.
2018-10-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
Backport from mainline
2018-06-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/arm.c (output_move_double): Don't allow STRD instructions
if starting source register is not even.
2018-09-29 Jakub Jelinek <jakub@redhat.com>
PR target/87467
* config/i386/avx512fintrin.h (_mm512_abs_pd, _mm512_mask_abs_pd): Use
__m512d type for __A argument rather than __m512.
2018-09-27 Michael Meissner <meissner@linux.ibm.com>
Backport from mainline
2018-08-20 Michael Meissner <meissner@linux.ibm.com>
PR target/87033
* config/rs6000/rs6000.md (extendsi<mode>2): Change constraints
from 'Y' to 'YZ' to enable the LWAX instruction to be generated
for indexed loads.
2018-09-21 Eric Botcazou <ebotcazou@adacore.com>
* config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Return false
if the call takes a static chain.
2018-09-19 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.md (atomic_storeqi): Restore deleted expander.
(atomic_storehi): Likewise.
(atomic_storesi): Likewise.
(atomic_loaddi): Restore compare and swap exchange loop code.
2018-09-12 Segher Boessenkool <segher@kernel.crashing.org>
Backport from trunk
2018-08-24 Segher Boessenkool <segher@kernel.crashing.org>
PR target/86989
* config/rs6000/rs6000.c (toc_relative_expr_p): Check that the base is
the TOC register.
2018-09-12 Andreas Krebbel <krebbel@linux.ibm.com>
Backport from mainline
2018-09-12 Andreas Krebbel <krebbel@linux.ibm.com>
* config/s390/s390.md (PFPO_RND_MODE_DFP, PFPO_RND_MODE_BFP): New
constants.
("trunc<BFP:mode><DFP_ALL:mode>2")
("trunc<DFP_ALL:mode><BFP:mode>2")
("extend<BFP:mode><DFP_ALL:mode>2")
("extend<DFP_ALL:mode><BFP:mode>2"): Set proper rounding mode
according to the target operand type.
2018-09-04 Max Filippov <jcmvbkbc@gmail.com>
Backport from mainline
2018-09-04 Max Filippov <jcmvbkbc@gmail.com>
* config/xtensa/xtensa.c (xtensa_expand_atomic): Reorder AND and
XOR operations in NAND case.
2018-09-04 Jonathan Wakely <jwakely@redhat.com>
* doc/invoke.texi (Option Summary): Add -Waligned-new.
2018-09-03 Tom de Vries <tdevries@suse.de>
backport from trunk:
2018-06-21 Tom de Vries <tdevries@suse.de>
PR tree-optimization/85859
* tree-ssa-tail-merge.c (stmt_local_def): Copy gimple_is_call
test with comment from bb_no_side_effects_p.
2018-08-25 Jozef Lawrynowicz <jozef.l@mittosystems.com>
Backport from mainline
PR target/86662
* gcc/tree.c (build_common_tree_nodes): Initialize integer_types array
with all enabled __intN types.
* gcc/testsuite/gcc.target/msp430/pr86662.c: New test.
2018-08-21 H.J. Lu <hongjiu.lu@intel.com>
Backport from mainline
2018-08-20 H.J. Lu <hongjiu.lu@intel.com>
PR target/87014
* config/i386/i386.md (eh_return): Always update EH return
address in word_mode.
2018-08-17 John David Anglin <danglin@gcc.gnu.org>
Backport from mainline
2018-08-11 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.md (UNSPEC_MEMORY_BARRIER): New unspec enum.
Update comment for atomic instructions.
(atomic_storeqi, atomic_storehi, atomic_storesi, atomic_storesf,
atomic_loaddf, atomic_loaddf_1, atomic_storedf, atomic_storedf_1):
Remove.
(atomic_loaddi): Revise fence expansion to only emit fence prior to
load for __ATOMIC_SEQ_CST model.
(atomic_loaddi_1): Remove float register target.
(atomic_storedi): Handle CONST_INT values.
(atomic_storedi_1): Remove float register source. Add special case
for zero value.
(memory_barrier): New expander and insn.
2018-08-13 Segher Boessenkool <segher@kernel.crashing.org>
Backport from mainline
2018-05-09 Segher Boessenkool <segher@kernel.crashing.org>
PR rtl-optimization/85645
* regrename.c (build_def_use): Also kill the chains that include the
destination of a REG_CFA_REGISTER note.
PR rtl-optimization/85645
* regcprop.c (copyprop_hardreg_forward_1): Don't propagate into an
insn that has a REG_CFA_REGISTER note.
2018-08-10 Segher Boessenkool <segher@kernel.crashing.org>
Backport from mainline
2018-06-19 Segher Boessenkool <segher@kernel.crashing.org>
PR target/86197
* config/rs6000/rs6000.md (rs6000_discover_homogeneous_aggregate): An
ieee128 argument takes up only one (vector) register, not two (floating
point) registers.
2018-08-02 Jozef Lawrynowicz <jozef.l@mittosystems.com>
Backport from mainline
2018-07-31 Jozef Lawrynowicz <jozef.l@mittosystems.com>
PR middle-end/86705
* gcc/cfgexpand.c (set_parm_rtl): Use the alignment of Pmode when
MAX_SUPPORTED_STACK_ALIGNMENT would otherwise be exceeded by the
requested variable alignment.
(expand_one_ssa_partition): Likewise.
(expand_one_var): Likewise.
2018-08-01 Richard Biener <rguenther@suse.de>
PR bootstrap/86724
* graphite.h: Include isl/id.h and isl/space.h to allow build
with ISL 0.20.
2018-07-29 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.c (pa_output_addr_vec): Align address table.
* config/pa/pa.h (JUMP_TABLES_IN_TEXT_SECTION): Revise comment.
* config/pa/pa32-linux.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
2018-07-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
Backport from mainline
PR target/84168
2017-09-28 Joseph Myers <joseph@codesourcery.com>
* config/aarch64/aarch64.c (aarch64_elf_asm_constructor)
(aarch64_elf_asm_destructor): Pass SECTION_NOTYPE to get_section
when creating .init_array and .fini_array sections with priority
specified.
2018-07-12 Richard Biener <rguenther@suse.de>
PR target/84829
* config/gnu-user.h (GNU_USER_TARGET_NO_PTHREADS_LIB_SPEC):
Remove -mieee-fp handling.
2018-07-10 Carl Love <cel@us.ibm.com>
Backport from mainline
2017-09-07 Carl Love <cel@us.ibm.com>
* config/rs6000/vsx.md (define_insn "*stxvl"): Add missing argument to
the sldi instruction.
2018-06-29 Martin Liska <mliska@suse.cz>
Backport from mainline
2018-01-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
* lex.c (search_line_fast): Remove illegal coercion of an
unaligned pointer value to vector pointer type and replace with
use of __builtin_vec_vsx_ld () built-in function, which operates
on unaligned pointer values.
2018-06-27 David Edelsohn <dje.gcc@gmail.com>
2018-06-19 Tony Reix <tony.reix@atos.com>
Damien Bergamini <damien.bergamini@atos.com>
David Edelsohn <dje.gcc@gmail.com>
* collect2.c (static_obj): New variable.
(static_libs): New variable.
(is_in_list): Uncomment declaration.
(main): Track AIX libraries linked statically.
(is_in_list): Uncomment definition.
(scan_prog_file): Don't add AIX shared libraries initializer
to constructor list if linking statically.
2018-06-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
Backported from mainline
2018-06-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Change
behavior of vec_packsu (vector unsigned long long, vector unsigned
long long) to match behavior of vec_packs with same signature.
2018-06-26 Robin Dapp <rdapp@linux.vnet.ibm.com>
* config/s390/s390.h (enum processor_flags): Do not use
default tune parameter when -march was specified.
2018-06-26 Jakub Jelinek <jakub@redhat.com>
PR target/86314
* config/i386/i386.md (setcc + movzbl to xor + setcc peephole2s):
Check reg_overlap_mentioned_p in addition to reg_set_p with the same
operands.
2018-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
Back port from trunk
2018-04-17 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/85424
* config/rs6000/rs6000.md (pack<mode>): Do not try handle a pack
where the inputs overlap with the output.
2018-06-25 Jakub Jelinek <jakub@redhat.com>
PR target/84786
* config/i386/sse.md (vshift_count): New mode attr.
(<shift_insn><mode>3<mask_name>): Use <vshift_count>N instead of vN
as last operand's constraint for VI2_AVX2_AVX512BW shifts. Use YvN
instead of vN as last operand's constraint for VI48_AVX2 shifts.
2018-06-23 Richard Sandiford <richard.sandiford@linaro.org>
PR tree-optimization/85989
* gimple-ssa-backprop.c (backprop::m_visited_phis): New member
variable.
(backprop::intersect_uses): Check it when deciding whether this
is a backedge reference.
(backprop::process_block): Add each phi to m_visited_phis
after visiting it, then clear it at the end.
2018-06-22 Jakub Jelinek <jakub@redhat.com>
Backported from mainline
2018-06-20 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/86231
* tree-vrp.c (union_ranges): For ( [ ) ] or ( )[ ] range and
anti-range don't overwrite *vr0min before using it to compute *vr0max.
2018-06-15 Jakub Jelinek <jakub@redhat.com>
PR middle-end/85878
* expr.c (expand_assignment): Only call store_expr for halves if the
mode is the same.
2018-06-14 Jakub Jelinek <jakub@redhat.com>
PR target/85945
* lower-subreg.c (find_decomposable_subregs): Don't decompose float
subregs of multi-word pseudos unless the float mode has word size.
2018-06-04 Jakub Jelinek <jakub@redhat.com>
PR c++/86025
* tree.c (inchash::add_expr): Handle IDENTIFIER_NODE.
2018-05-06 Jakub Jelinek <jakub@redhat.com>
PR c++/85659
* cfgexpand.c (expand_asm_stmt): Don't create a temporary if
the type is addressable. Don't force op into register if it has
BLKmode.
2018-05-01 Jakub Jelinek <jakub@redhat.com>
PR web/85578
* doc/install.texi2html: Replace _002d with - and _002a with * in
generated html files using sed.
2018-04-27 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/85529
* tree-ssa-reassoc.c (optimize_range_tests_var_bound): Add FIRST_BB
argument. Don't call get_nonzero_bits if opcode is ERROR_MARK_NODE,
rhs2 def stmt's bb is dominated by first_bb and it isn't an obvious
zero extension or masking of the MSB bit.
(optimize_range_tests): Add FIRST_BB argument, pass it through
to optimize_range_tests_var_bound.
(maybe_optimize_range_tests, reassociate_bb): Adjust
optimize_range_tests callers.
2018-04-19 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/85446
* match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Require
the integral and pointer types to have the same precision.
2018-04-18 David Malcolm <dmalcolm@redhat.com>
PR jit/85384
* configure.ac (gcc-driver-name.h): Honor --with-gcc-major-version
by using gcc_base_ver to generate a gcc_driver_version, and use
it when generating GCC_DRIVER_NAME.
* configure: Regenerate.
2018-04-17 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/85431
* dse.c (record_store): Ignore zero width stores.
PR target/85430
* config/i386/i386.md (*ashlqi3_1_slp): Use alu1 type instead of alu.
2018-04-10 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/85300
* combine.c (subst): Handle subst of CONST_SCALAR_INT_P new_rtx also
into FLOAT and UNSIGNED_FLOAT like ZERO_EXTEND, return a CLOBBER if
simplify_unary_operation fails.
2018-04-07 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/85257
* fold-const.c (native_encode_vector): If not all elts could fit
and off is -1, return 0 rather than offset.
* tree-ssa-sccvn.c (vn_reference_lookup_3): Pass
(offset - offset2) / BITS_PER_UNIT as 4th argument to
native_encode_expr. Verify len * BITS_PER_UNIT >= maxsizei. Don't
adjust buffer in native_interpret_expr call.
2018-04-06 Jakub Jelinek <jakub@redhat.com>
PR debug/85252
* dwarf2out.c (rtl_for_decl_init): For STRING_CST initializer only
build CONST_STRING if TYPE_MAX_VALUE is non-NULL and is INTEGER_CST.
2018-04-03 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/85167
* shrink-wrap.c (move_insn_for_shrink_wrap): Don't set bb_uses and
bb_defs if *split_p, instead preinitialize it to NULL.
2018-03-28 Jakub Jelinek <jakub@redhat.com>
PR target/85095
* config/i386/i386.md (*add<mode>3_carry_0, *addsi3_carry_zext_0,
*sub<mode>3_carry_0, *subsi3_carry_zext_0): New patterns.
2018-03-23 Jakub Jelinek <jakub@redhat.com>
PR inline-asm/85022
* emit-rtl.c (init_emit_regs): Indicate that VOIDmode MEMs don't have
known size by default.
PR inline-asm/85034
* function.c (match_asm_constraints_1): Don't optimize if input
doesn't satisfy general_operand predicate for output's mode.
PR inline-asm/85022
* alias.c (write_dependence_p): Don't require for x_canonicalized
non-VOIDmode if x has VOIDmode.
2018-03-22 Jakub Jelinek <jakub@redhat.com>
PR inline-asm/84941
* function.c (match_asm_constraints_1): Don't do the optimization
if input isn't a REG, SUBREG, MEM or constant.
PR sanitizer/85018
* dwarf2asm.c (dw2_output_indirect_constant_1): Set
DECL_INITIAL (decl) to decl at the end.
* varasm.c (use_blocks_for_decl_p): Revert the 2018-03-20 change,
adjust the comment.
2018-03-20 Jakub Jelinek <jakub@redhat.com>
PR debug/84875
* dce.c (delete_unmarked_insns): Don't remove frame related noop moves
holding REG_CFA_RESTORE notes, instead turn them into a USE.
PR c/84953
* builtins.c (fold_builtin_strpbrk): For strpbrk(x, "") use type
instead of TREE_TYPE (s1) for the return value.
PR target/84990
* dwarf2asm.c (dw2_output_indirect_constant_1): Temporarily turn off
flag_section_anchors.
* varasm.c (use_blocks_for_decl_p): Remove hack for
dw2_force_const_mem.
2018-03-19 Jakub Jelinek <jakub@redhat.com>
PR sanitizer/78651
* dwarf2asm.c: Include fold-const.c.
(dw2_output_indirect_constant_1): Set DECL_INITIAL (decl) to ADDR_EXPR
of decl rather than decl itself.
2018-03-19 Maxim Ostapenko <m.ostapenko@samsung.com>
PR sanitizer/78651
* dwarf2asm.c (dw2_output_indirect_constant_1): Disable ASan before
calling assemble_variable.
2018-03-16 Jakub Jelinek <jakub@redhat.com>
PR target/84899
* postreload.c (reload_combine_recognize_pattern): Perform
INTVAL addition in unsigned HOST_WIDE_INT type to avoid UB and
truncate_int_for_mode the result for the destination's mode.
PR tree-optimization/84841
* tree-ssa-reassoc.c (INTEGER_CONST_TYPE): Change to 1 << 4 from
1 << 3.
(FLOAT_ONE_CONST_TYPE): Define.
(constant_type): Return FLOAT_ONE_CONST_TYPE for -1.0 and 1.0.
(sort_by_operand_rank): Put entries with higher constant_type last
rather than first to match comments.
2018-03-15 Jakub Jelinek <jakub@redhat.com>
PR c++/79085
* calls.c (expand_call): For TREE_ADDRESSABLE rettype ignore alignment
check and use address of target always.
PR target/84860
* optabs.c (emit_conditional_move): Pass address of cmode's copy
rather than address of cmode as last argument to prepare_cmp_insn.
2018-03-13 Jakub Jelinek <jakub@redhat.com>
PR middle-end/84834
* match.pd ((A & C) != 0 ? D : 0): Use INTEGER_CST@2 instead of
integer_pow2p@2 and test integer_pow2p in condition.
(A < 0 ? C : 0): Similarly for @1.
PR target/84827
* config/i386/i386.md (round<mode>2): For 387 fancy math, disable
pattern if -ftrapping-math -fno-fp-int-builtin-inexact.
PR target/84786
* config/i386/sse.md (sse2_loadhpd): Use Yv constraint rather than v
on the last operand.
2018-03-09 Jakub Jelinek <jakub@redhat.com>
PR target/84772
* config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Mark va_arg_tmp
temporary TREE_ADDRESSABLE before gimplification of BUILT_IN_MEMCPY.
PR c++/84767
* tree-inline.c (copy_tree_body_r): For INDIRECT_REF of a remapped
decl, use remap_type if we want to use the type.
2018-03-08 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/84739
* tree-tailcall.c (find_tail_calls): Check call arguments against
DECL_ARGUMENTS (current_function_decl) rather than
DECL_ARGUMENTS (func) when checking for tail recursion.
2018-03-05 Jakub Jelinek <jakub@redhat.com>
PR target/84700
* combine.c (combine_simplify_rtx): Don't try to simplify if
if_then_else_cond returned non-NULL, but either true_rtx or false_rtx
are equal to x.
2018-06-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
Backport from mainline
2018-06-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
* config/arm/arm_cmse.h (cmse_nsfptr_create): Change typeof to
__typeof__.
(cmse_check_pointed_object): Likewise.
2018-06-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
Backport from mainline
2018-05-17 Jerome Lambourg <lambourg@adacore.com>
* config/arm/arm_cmse.h (cmse_nsfptr_create, cmse_is_nsfptr): Remove
#include <stdint.h>. Replace intptr_t with __INTPTR_TYPE__.
2018-06-21 Sebastian Huber <sebastian.huber@embedded-brains.de>
Backport from mainline
2018-06-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
* config.gcc (riscv*-*-elf* | riscv*-*-rtems*): Use custom
multilibs for *-*-rtems*.
* config/riscv/t-rtems: New file.
2018-06-19 Max Filippov <jcmvbkbc@gmail.com>
Backport from mainline
2018-06-19 Max Filippov <jcmvbkbc@gmail.com>
* config/xtensa/xtensa.md (UNSPEC_FRAME_BLOCKAGE): New unspec
constant.
(allocate_stack, frame_blockage, *frame_blockage): New patterns.
2018-06-19 Eric Botcazou <ebotcazou@adacore.com>
* gimplify.c (gimplify_init_constructor): Really never clear for an
incomplete constructor if CONSTRUCTOR_NO_CLEARING is set.
2018-06-18 Martin Sebor <msebor@redhat.com>
PR middle-end/82063
* calls.c (alloc_max_size): Correct a logic error/typo.
Treat excessive arguments as infinite. Warn for invalid arguments.
* doc/invoke.texi (-Walloc-size-larger-than): Update.
2018-06-14 Sebastian Huber <sebastian.huber@embedded-brains.de>
Backport from mainline
2018-06-14 Sebastian Huber <sebastian.huber@embedded-brains.de>
* config/rtems.h (STDINT_LONG32): Define.
2018-06-11 Peter Bergner <bergner@vnet.ibm.com>
Backport from mainline
2018-06-08 Peter Bergner <bergner@vnet.ibm.com>
PR target/85755
* config/rs6000/rs6000.c (mem_operand_gpr): Enable PRE_INC and PRE_DEC
addresses.
2018-06-07 Peter Bergner <bergner@vnet.ibm.com>
Backport from mainline
2018-06-06 Peter Bergner <bergner@vnet.ibm.com>
PR target/63177
* /config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for -mpower9.
Don't handle -mcpu=power8 if -mpower9-vector is also used.
2018-06-07 Richard Biener <rguenther@suse.de>
Backport from mainline
2018-05-04 Richard Biener <rguenther@suse.de>
PR middle-end/85588
* fold-const.c (negate_expr_p): Restrict negation of operand
zero of a division to when we know that can happen without
overflow.
(fold_negate_expr_1): Likewise.
2018-05-02 Richard Biener <rguenther@suse.de>
PR middle-end/85567
* gimplify.c (gimplify_save_expr): When in SSA form allow
SAVE_EXPRs to compute to SSA vars.
2018-05-02 Richard Biener <rguenther@suse.de>
PR tree-optimization/85597
* tree-vect-stmts.c (vectorizable_operation): For ternary SLP
do not use split vect_get_vec_defs call but call vect_get_slp_defs
directly.
2018-06-05 Andreas Krebbel <krebbel@linux.ibm.com>
Backport from mainline
2018-06-05 Andreas Krebbel <krebbel@linux.ibm.com>
* config/s390/s390-builtin-types.def: Add void function type.
* config/s390/s390-builtins.def: Use the function type for the
tbeginc builtin.
2018-06-01 Bill Schmidt <wschmidt@linux.ibm.com>
PR tree-optimization/85712
Backport from mainline:
2018-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
PR tree-optimization/85712
* gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
first_interp field.
(alloc_cand_and_find_basis): Initialize first_interp field.
(slsr_process_mul): Modify first_interp field.
(slsr_process_add): Likewise.
(slsr_process_cast): Modify first_interp field for each new
interpretation.
(slsr_process_copy): Likewise.
(dump_candidate): Dump first_interp field.
(replace_mult_candidate): Process all interpretations, not just
subsequent ones.
(replace_rhs_if_not_dup): Likewise.
(replace_one_candidate): Likewise.
Backport from mainline:
2018-05-25 Bill Schmidt <wschmidt@linux.ibm.com>
PR tree-optimization/85712
* gimple-ssa-strength-reduction.c (replace_one_candidate): Skip if
this candidate has already been replaced in-situ by a copy.
2018-05-24 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sse.md (cvtusi2<ssescalarmodesuffix>64<round_name>):
Add {q} suffix to insn mnemonic.
2018-05-24 Uros Bizjak <ubizjak@gmail.com>
PR target/85903
* config/i386/sse.md (movdi_to_sse): Do not generate pseudo
when memory input operand is handled.
2018-05-21 Pat Haugen <pthaugen@us.ibm.com>
Backport from mainline
2018-05-17 Pat Haugen <pthaugen@us.ibm.com>
Segher Boessenkool <segher@kernel.crashing.org>
PR target/85698
* config/rs6000/rs6000.c (rs6000_output_move_128bit): Check
dest operand.
2018-05-17 Martin Jambor <mjambor@suse.cz>
Backport from mainline
2018-05-11 Martin Jambor <mjambor@suse.cz>
PR ipa/85655
* ipa-cp.c (intersect_with_plats): Check that the lattice contains
single const.
2018-05-01 Tom de Vries <tom@codesourcery.com>
backport from trunk:
2018-04-16 Cesar Philippidis <cesar@codesourcery.com>
Tom de Vries <tom@codesourcery.com>
PR middle-end/84955
* omp-expand.c (expand_oacc_for): Add dummy false branch for
tiled basic blocks without omp continue statements.
2018-04-26 Richard Biener <rguenther@suse.de>
Backport from mainline
2018-04-09 Richard Biener <rguenther@suse.de>
PR tree-optimization/85284
* tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
Only use the niter constraining form of simple_iv when the exit
is always executed.
2018-04-06 Richard Biener <rguenther@suse.de>
PR middle-end/85244
* tree-dfa.c (get_ref_base_and_extent): Reset seen_variable_array_ref
after seeing a component reference with an adjacent field. Treat
refs to arrays at struct end of external decls similar to
refs to unconstrained commons.
2018-04-04 Richard Biener <rguenther@suse.de>
PR tree-optimization/85168
* tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Avoid
propagating abnormals.
2018-04-24 Martin Liska <mliska@suse.cz>
Backport from mainline
2018-04-17 Martin Liska <mliska@suse.cz>
PR lto/85405
* ipa-devirt.c (odr_types_equivalent_p): Remove trailing
in message, remote space in between '_G' and '('.
2018-04-24 Martin Liska <mliska@suse.cz>
Backport from mainline
2018-04-17 Jan Hubicka <jh@suse.cz>
PR lto/85405
* ipa-devirt.c (odr_types_equivalent_p): Handle bit fields.
2018-04-24 Martin Liska <mliska@suse.cz>
Backport from mainline
2018-03-28 Jakub Jelinek <jakub@redhat.com>
Martin Liska <mliska@suse.cz>
PR sanitizer/85081
* gimplify.c (asan_poison_variable): Don't do the check for
gimplify_omp_ctxp here.
(gimplify_decl_expr): Do it here.
(gimplify_target_expr): Likewise.
2018-04-24 Martin Liska <mliska@suse.cz>
Backport from mainline
2018-03-21 Martin Liska <mliska@suse.cz>
PR ipa/84963
* ipa-icf.c (sem_item_optimizer::fixup_points_to_sets): Remove
not intended return statement.
2018-04-24 Martin Liska <mliska@suse.cz>
Backport from mainline
2018-03-13 Martin Liska <mliska@suse.cz>
PR ipa/84658.
* (sem_item_optimizer::sem_item_optimizer): Initialize new
vector.
(sem_item_optimizer::~sem_item_optimizer): Release it.
(sem_item_optimizer::merge_classes): Register variable aliases.
(sem_item_optimizer::fixup_pt_set): New function.
(sem_item_optimizer::fixup_points_to_sets): Likewise.
* ipa-icf.h: Declare new variables and functions.
2018-04-23 Aaron Sawdey <acsawdey@linux.ibm.com>
Backport from mainline
2018-04-16 Aaron Sawdey <acsawdey@linux.ibm.com>
PR target/83660
* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Mark
vec_extract expression as having side effects to make sure it gets
a cleanup point.
2018-04-23 Eric Botcazou <ebotcazou@adacore.com>
PR middle-end/85496
* expr.c (store_field): In the bitfield case, if the value comes from
a function call and is returned in registers by means of a PARALLEL,
do not change the mode of the temporary unless BLKmode and VOIDmode.
2018-04-20 Peter Bergner <bergner@vnet.ibm.com>
Backport from mainline
2018-03-09 Peter Bergner <bergner@vnet.ibm.com>
PR target/83969
* config/rs6000/rs6000.c (rs6000_offsettable_memref_p): New prototype.
Add strict argument and use it.
(rs6000_split_multireg_move): Update for new strict argument.
(mem_operand_gpr): Disallow all non-offsettable addresses.
* config/rs6000/rs6000.md (*movdi_internal64): Use YZ constraint.
2018-04-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
Backport from mainline
2018-04-11 Thomas Preud'homme <thomas.preudhomme@arm.com>
PR target/85261
* config/arm/arm-builtins.c (arm_expand_builtin): Force input operand
into register.
2018-04-12 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
Backport from mainline
2018-04-12 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.c (s390_output_indirect_thunk_function): Check
also for flag_dwarf2_cfi_asm.
2018-04-11 Uros Bizjak <ubizjak@gmail.com>
* config/alpha/alpha.md (stack_probe_internal): Rename
from "probe_stack". Update all callers.
2018-04-11 Thomas Preud'homme <thomas.preudhomme@arm.com>
Backport from mainline
2018-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
PR target/85203
* config/arm/arm-builtins.c (arm_expand_builtin): Change
expansion to perform a bitwise AND of the argument followed by a
boolean negation of the result.
2018-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
Backport from mainline
2018-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/84748
* config/aarch64/aarch64.md (*compare_cstore<mode>_insn): Mark pattern
as clobbering CC_REGNUM.
2018-04-06 Eric Botcazou <ebotcazou@adacore.com>
PR target/85196
* config/sparc/sparc.c (sparc_expand_move): Deal with symbolic operands
based on LABEL_REF. Remove useless assertion.
(pic_address_needs_scratch): Fix formatting.
(sparc_legitimize_pic_address): Minor tweaks.
(sparc_delegitimize_address): Adjust assertion accordingly.
* config/sparc/sparc.md (movsi_pic_label_ref): Change label_ref_operand
into symbolic_operand.
(movsi_high_pic_label_ref): Likewise.
(movsi_lo_sum_pic_label_ref): Likewise.
(movdi_pic_label_ref): Likewise.
(movdi_high_pic_label_ref): Likewise.
(movdi_lo_sum_pic_label_ref): Likewise.
2018-04-06 Amaan Cheval <amaan.cheval@gmail.com>
* config.gcc (x86_64-*-rtems*): Add rtems.h to tm_file for
custom LIB_SPEC setup.
2018-04-05 Uros Bizjak <ubizjak@gmail.com>
PR target/85193
* config/i386/i386.md (define_attr "memory"): Handle rotate1 type.
2018-04-04 Peter Bergner <bergner@vnet.ibm.com>
Backport from mainline
2018-04-04 Peter Bergner <bergner@vnet.ibm.com>
PR rtl-optimization/84878
* ddg.c (add_cross_iteration_register_deps): Use DF_REF_BB to determine
the basic block. Assert the use reference is not artificial and that
it has an associated insn.
2018-04-03 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (emit_i387_cw_initialization): Always use logic
instructions when changing rounding bits to preserve precision bits
in the x87 control word.
2018-04-03 Cesar Philippidis <cesar@codesourcery.com>
Backport from mainline
2018-03-27 Cesar Philippidis <cesar@codesourcery.com>
PR target/85056
* config/nvptx/nvptx.c (nvptx_assemble_decl_begin): Add '[]' to
extern array declarations.
2018-04-02 Peter Bergner <bergner@vnet.ibm.com>
Backport from mainline
2018-03-28 Peter Bergner <bergner@vnet.ibm.com>
PR target/84912
* config/rs6000/rs6000.h: Update copyright date.
(RS6000_BTM_POWERPC64): New define.
(RS6000_BTM_COMMON): Add RS6000_BTM_POWERPC64.
* config/rs6000/rs6000.c: Update copyright date.
(rs6000_builtin_mask_calculate): Add support for RS6000_BTM_POWERPC64.
(rs6000_invalid_builtin): Add handling for RS6000_BTM_POWERPC64
(rs6000_builtin_mask_names): Add RS6000_BTM_POWERPC64.
* config/rs6000/rs6000-builtin.def: Update copyright date.
(BU_P7_POWERPC64_MISC_2): New macro definition.
(DIVDE): Use it.
(DIVDEU): Likewise.
Backport from mainline
2018-03-28 Peter Bergner <bergner@vnet.ibm.com>
PR target/84912
* config/rs6000/rs6000-builtin.def (DIVWEO): Delete macro expansion.
(DIVWEUO): Likewise.
(DIVDEO): Likewise.
(DIVDEUO): Likewise.
* config/rs6000/rs6000.c (builtin_function_type): Remove support for
DIVWEUO and DIVDEUO.
* config/rs6000/rs6000.md: Update copyright date.
(UNSPEC_DIVEO, UNSPEC_DIVEUO): Delete unspecs.
(UNSPEC_DIV_EXTEND): Remove deleted unspecs.
(div_extend): Likewise.
* doc/extend.texi: Update copyright date.
(__builtin_divweo): Remove documentation for deleted builtin function.
(__builtin_divweuo): Likewise.
(__builtin_divdeo): Likewise.
(__builtin_divdeuo): Likewise.
2018-04-02 Peter Bergner <bergner@vnet.ibm.com>
Backport from mainline
2018-03-30 Peter Bergner <bergner@vnet.ibm.com>
PR target/80546
* config/rs6000/vsx.md (??r): New mode attribute.
(*vsx_mov<mode>_64bit): Use it.
(*vsx_mov<mode>_32bit): Likewise.
2018-03-29 Sebastian Peryt <sebastian.peryt@intel.com>
PR c++/84783
* config/i386/avx512vlintrin.h (_mm256_permutexvar_epi64)
(_mm256_permutexvar_epi32, _mm256_permutex_epi64): New intrinsics.
2018-03-29 Sudakshina Das <sudi.das@arm.com>
Backport from mainline
2018-03-22 Sudakshina Das <sudi.das@arm.com>
PR target/84826
* config/arm/arm.h (machine_function): Add static_chain_stack_bytes.
* config/arm/arm.c (arm_compute_static_chain_stack_bytes): Avoid
re-computing once computed.
(arm_expand_prologue): Compute machine->static_chain_stack_bytes.
(arm_init_machine_status): Initialize
machine->static_chain_stack_bytes.
2018-03-28 Sudakshina Das <sudi.das@arm.com>
2018-03-19 Sudakshina Das <sudi.das@arm.com>
PR target/81647
* config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Modify
instructions for UNLT, UNLE, UNGT, UNGE, UNEQ, UNORDERED and ORDERED.
2018-03-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
Backport from mainline
2018-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/85026
* config/arm/arm.md (unaligned_loadhis): Remove first alternative.
Clean up attributes.
2018-03-28 Segher Boessenkool <segher@kernel.crashing.org>
Backport from mainline
2018-03-08 Segher Boessenkool <segher@kernel.crashing.org>
PR target/82411
* config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Don't put
readonly data in sdata, if that is disabled.
* config/rs6000/sysv4.opt (mreadonly-in-sdata): New option.
* doc/invoke.texi (RS/6000 and PowerPC Options): Document
-mreadonly-in-sdata option.
2018-03-27 Sudakshina Das <sudi.das@arm.com>
Backport from mainline:
2018-03-20 Sudakshina Das <sudi.das@arm.com>
PR target/82989
* config/arm/neon.md (ashldi3_neon): Update ?s for constraints
to favor GPR over NEON registers.
(<shift>di3_neon): Likewise.
2018-03-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
Backport from mainline
2018-03-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/82518
* config/arm/arm.c (arm_array_mode_supported_p): Return false for
BYTES_BIG_ENDIAN.
2018-03-23 Peter Bergner <bergner@vnet.ibm.com>
Backport from mainline
2018-03-20 Peter Bergner <bergner@vnet.ibm.com>
PR target/83789
* config/rs6000/altivec.md (altivec_lvx_<mode>_2op): Delete define_insn.
(altivec_lvx_<mode>_1op): Likewise.
(altivec_stvx_<mode>_2op): Likewise.
(altivec_stvx_<mode>_1op): Likewise.
(altivec_lvx_<VM2:mode>): New define_expand.
(altivec_stvx_<VM2:mode>): Likewise.
(altivec_lvx_<VM2:mode>_2op_<P:mptrsize>): New define_insn.
(altivec_lvx_<VM2:mode>_1op_<P:mptrsize>): Likewise.
(altivec_stvx_<VM2:mode>_2op_<P:mptrsize>): Likewise.
(altivec_stvx_<VM2:mode>_1op_<P:mptrsize>): Likewise.
* config/rs6000/rs6000.c (altivec_expand_lv_builtin): Likewise.
(altivec_expand_stv_builtin): Likewise.
(altivec_expand_builtin): Likewise.
* config/rs6000/vector.md: Likewise.
2018-03-23 Carl Love <cel@us.ibm.com>
Backport from mainline:
2018-03-14 Carl Love <cel@us.ibm.com>
* config/rs6000/r6000.c (rtx_is_swappable_p): Add case UNSPEC_VPERMXOR.
2018-03-22 Tom de Vries <tom@codesourcery.com>
backport from trunk:
2018-03-22 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/84956
* tree-ssa-tail-merge.c (find_clusters_1): Skip bbs with
bb_has_abnormal_pred.
2018-03-19 H.J. Lu <hongjiu.lu@intel.com>
Backport from mainline
2018-03-15 H.J. Lu <hongjiu.lu@intel.com>
PR target/84574
* config/i386/i386.c (indirect_thunk_needed): Update comments.
(indirect_thunk_bnd_needed): Likewise.
(indirect_thunks_used): Likewise.
(indirect_thunks_bnd_used): Likewise.
(indirect_return_needed): New.
(indirect_return_bnd_needed): Likewise.
(output_indirect_thunk_function): Add a bool argument for
function return.
(output_indirect_thunk_function): Don't generate alias for
function return thunk.
(ix86_code_end): Call output_indirect_thunk_function to generate
function return thunks.
(ix86_output_function_return): Set indirect_return_bnd_needed
and indirect_return_needed instead of indirect_thunk_bnd_needed
and indirect_thunk_needed.
2018-03-14 John David Anglin <danglin@gcc.gnu.org>
PR target/83451
* config/pa/pa.c (pa_emit_move_sequence): Always emit secondary reload
insn for floating-point loads and stores.
2018-03-12 Jonathan Wakely <jwakely@redhat.com>
* doc/invoke.texi (-mclflushopt): Fix spelling of option.
2018-03-12 Richard Sandiford <richard.sandiford@linaro.org>
PR tree-optimization/84485
* tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Return
true for zero dependence distances if the step might be zero,
and if there is no metadata that guarantees correctness.
(vect_analyze_data_ref_access): Check safelen as well as
force_vectorize.
2018-03-11 John David Anglin <danglin@gcc.gnu.org>
Backport from mainline
2018-02-14 John David Anglin <danglin@gcc.gnu.org>
PR target/83984
* config/pa/pa.md: Load address of PIC label using the linkage table
if the label is nonlocal.
Backport from mainline
2018-03-06 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.h (ASM_GENERATE_INTERNAL_LABEL): Revise to use
sprint_ul.
(ASM_OUTPUT_ADDR_VEC_ELT): Revise for above change.
(ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
* config/pa/pa64-hpux.h (ASM_GENERATE_INTERNAL_LABEL): Revise as above.
2018-03-09 Kugan Vivekanandarajah <kuganv@linaro.org>
Backport from mainline
2017-09-13 Kugan Vivekanandarajah <kuganv@linaro.org>
* config/aarch64/aarch64.c (aarch64_override_options_after_change_1):
Disable pc relative literal load irrespective of
TARGET_FIX_ERR_A53_84341 for default.
2018-03-06 Denis Chertykov <chertykov@gmail.com>
Backport from mainline
2018-02-07 Georg-Johann Lay <avr@gjlay.de>
PR target/84209
* config/avr/avr.h (GENERAL_REGNO_P, GENERAL_REG_P): New macros.
* config/avr/avr.md: Only post-reload split REG-REG moves if
either register is GENERAL_REG_P.
2018-03-06 Carl Love <cel@us.ibm.com>
Backport from mainline
2/16/18 commit 257748 Carl Love <cel@us.ibm.com>
* config/rs6000/altivec.h: Remove vec_vextract4b and vec_vinsert4b.
* config/rs6000/rs6000-builtin.def: Remove macro expansion for
VINSERT4B_DI and VINSERT4B.
* config/rs6000/rs6000.c: Remove case statements for
P9V_BUILTIN_VINSERT4B, P9V_BUILTIN_VINSERT4B_DI,
and P9V_BUILTIN_VEC_VINSERT4B.
* config/rs6000/rs6000-c.c (altivec_expand_builtin): Remove entries for
P9V_BUILTIN_VEC_VEXTRACT4B and P9V_BUILTIN_VEC_VINSERT4B.
* config/rs6000/vsx.md: Remove define_expand vinsert4b,
define_insn *vinsert4b_internal, define_insn "*vinsert4b_di_internal.
* doc/extend.texi: Remove vec_vextract4b, non ABI definitions for
vec_insert4b.
2018-03-06 Martin Liska <mliska@suse.cz>
Backport from mainline
2018-02-20 Martin Liska <mliska@suse.cz>
PR c/84310
PR target/79747
* final.c (shorten_branches): Build align_tab array with one
more element.
* opts.c (finish_options): Add alignment option limit check.
(MAX_CODE_ALIGN): Likewise.
(MAX_CODE_ALIGN_VALUE): Likewise.
* doc/invoke.texi: Document maximum allowed option value for
all -falign-* options.
2018-03-06 Martin Liska <mliska@suse.cz>
Backport from mainline
2018-02-19 Martin Liska <mliska@suse.cz>
PR other/80589
* doc/invoke.texi: Fix typo.
* params.def (PARAM_MAX_LOOP_HEADER_INSNS): Likewise.
2018-03-06 Martin Liska <mliska@suse.cz>
Backport from mainline
2018-02-05 Martin Liska <mliska@suse.cz>
PR gcov-profile/84137
* doc/gcov.texi: Fix typo in documentation.
2018-03-06 Martin Liska <mliska@suse.cz>
Backport from mainline
2018-02-05 Martin Liska <mliska@suse.cz>
PR gcov-profile/83879
* doc/gcov.texi: Document necessity of --dynamic-list-data when
using dlopen functionality.
2018-03-06 Martin Liska <mliska@suse.cz>
Backport from mainline
2017-12-19 Martin Liska <mliska@suse.cz>
PR rtl-optimization/82675
* loop-unroll.c (unroll_loop_constant_iterations): Allocate one
more element in sbitmap.
2018-03-06 Martin Liska <mliska@suse.cz>
Backport from mainline
2018-03-05 Martin Liska <mliska@suse.cz>
* ipa-utils.c (ipa_merge_profiles): Do not merge alias or
a function without profile.
2018-03-06 Martin Liska <mliska@suse.cz>
Backport from mainline
2018-02-21 Jan Hubicka <hubicka@ucw.cz>
PR c/84229
* ipa-cp.c (determine_versionability): Do not version functions caling
va_arg_pack.
2018-03-06 Martin Liska <mliska@suse.cz>
Backport from mainline
2018-02-08 Jan Hubicka <hubicka@ucw.cz>
PR ipa/81360
* cgraph.h (symtab_node::output_to_lto_symbol_table_p): Declare
* symtab.c: Include builtins.h
(symtab_node::output_to_lto_symbol_table_p): Move here
from lto-streamer-out.c:output_symbol_p.
* lto-streamer-out.c (write_symbol): Turn early exit to assert.
(output_symbol_p): Move all logic to symtab.c
(produce_symtab): Update.
2018-03-06 Peter Bergner <bergner@vnet.ibm.com>
Backport from mainline
2018-02-22 Vladimir Makarov <vmakarov@redhat.com>
PR target/81572
* lra-int.h (LRA_UNKNOWN_ALT, LRA_NON_CLOBBERED_ALT): New macros.
* lra.c (lra_set_insn_recog_data, lra_update_insn_recog_data): Use
LRA_UNKNOWN_ALT.
* lra-constraints.c (curr_insn_transform): Set up
LRA_NON_CLOBBERED_ALT for moves processed on the fast path. Use
LRA_UNKNOWN_ALT.
(remove_inheritance_pseudos): Use LRA_UNKNOWN_ALT.
* lra-eliminations.c (spill_pseudos): Ditto.
(process_insn_for_elimination): Ditto.
* lra-lives.c (reg_early_clobber_p): Use the new macros.
* lra-spills.c (spill_pseudos): Use LRA_UNKNOWN_ALT and
LRA_NON_CLOBBERED_ALT.
2018-03-06 Richard Biener <rguenther@suse.de>
Backport from mainline
2018-03-05 Richard Biener <rguenther@suse.de>
PR tree-optimization/84486
* tree-ssa-pre.c (create_expression_by_pieces): Remove dead code.
When inserting a __builtin_assume_aligned call set the LHS
SSA name alignment info accordingly.
2018-02-28 Richard Biener <rguenther@suse.de>
PR middle-end/84607
* genmatch.c (capture_info::walk_match): Do not mark
captured expressions without operands as expr_p given
they act more like predicates and should be subject to
"lost tail" side-effect preserving.
2018-03-05 Jakub Jelinek <jakub@redhat.com>
PR target/84524
* config/i386/sse.md (*<code><mode>3): Replace <mask_prefix3> with
orig,vex.
(*<plusminus_insn><mode>3): Likewise. Remove <mask_operand3> uses.
2018-03-03 Jakub Jelinek <jakub@redhat.com>
Backported from mainline
2018-03-02 Jakub Jelinek <jakub@redhat.com>
Richard Biener <rguenther@suse.de>
PR ipa/84628
* expr.c (expand_expr_real_1) <case CALL_EXPR>: Don't emit diagnostics
for error or warning attributes if CALL_FROM_THUNK_P is set.
Formatting fixes.
2018-03-02 Jakub Jelinek <jakub@redhat.com>
PR inline-asm/84625
* config/i386/i386.c (ix86_print_operand): Use conditional
output_operand_lossage instead of gcc_assert if CONST_VECTOR is not
zero vector.
2018-02-23 Jakub Jelinek <jakub@redhat.com>
* ipa-prop.c (ipa_vr_ggc_hash_traits::hash): Hash p->min and
p->max as pointers rather than using iterative_hash_expr.
2017-11-10 Jakub Jelinek <jakub@redhat.com>
PR bootstrap/82916
* gimple-ssa-store-merging.c
(pass_store_merging::terminate_all_aliasing_chains): For
gimple_store_p stmts also call refs_output_dependent_p.
2018-02-19 Jakub Jelinek <jakub@redhat.com>
PR c++/84444
* builtins.c (builtin_mathfn_code): Don't check if CALL_EXPR_FN (t)
is ADDR_EXPR.
2018-02-16 Jakub Jelinek <jakub@redhat.com>
PR ipa/84425
* ipa-inline.c (inline_small_functions): Fix a typo.
2018-02-13 Jakub Jelinek <jakub@redhat.com>
PR c/82210
* stor-layout.c (place_field): For variable length fields, adjust
offset_align afterwards not just based on the field's alignment,
but also on the size.
2018-02-10 Jakub Jelinek <jakub@redhat.com>
PR sanitizer/83987
* omp-low.c (maybe_remove_omp_member_access_dummy_vars,
remove_member_access_dummy_vars): New functions.
(lower_omp_for, lower_omp_taskreg, lower_omp_target,
lower_omp_1, execute_lower_omp): Use them.
PR rtl-optimization/84308
* shrink-wrap.c (spread_components): Release todo vector.
2018-02-09 Jakub Jelinek <jakub@redhat.com>
PR sanitizer/84285
* gcc.c (STATIC_LIBASAN_LIBS, STATIC_LIBTSAN_LIBS,
STATIC_LIBLSAN_LIBS, STATIC_LIBUBSAN_LIBS): Handle -static like
-static-lib*san.
2018-02-09 Marek Polacek <polacek@redhat.com>
Jakub Jelinek <jakub@redhat.com>
PR c++/83659
* fold-const.c (fold_indirect_ref_1): Use VECTOR_TYPE_P macro.
Formatting fixes. Verify first that tree_fits_shwi_p (op01).
Sync some changes from cxx_fold_indirect_ref.
2018-02-07 Jakub Jelinek <jakub@redhat.com>
* tree-eh.c (operation_could_trap_helper_p): Ignore honor_trapv for
*DIV_EXPR and *MOD_EXPR.
2018-02-01 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/81661
PR tree-optimization/84117
* tree-eh.h (rewrite_to_non_trapping_overflow): Declare.
* tree-eh.c: Include gimplify.h.
(find_trapping_overflow, replace_trapping_overflow,
rewrite_to_non_trapping_overflow): New functions.
* tree-vect-loop.c: Include tree-eh.h.
(vect_get_loop_niters): Use rewrite_to_non_trapping_overflow.
2018-01-30 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/83986
* sched-deps.c (sched_analyze_insn): For frame related insns, add anti
dependence against last_pending_memory_flush in addition to
pending_jump_insns.
2018-01-27 Jakub Jelinek <jakub@redhat.com>
PR middle-end/84040
* sched-deps.c (sched_macro_fuse_insns): Return immediately if
!insn_set.
2018-01-24 Jakub Jelinek <jakub@redhat.com>
PR middle-end/83977
* tree-inline.c (tree_function_versioning): Remove "omp declare simd"
attributes from DECL_ATTRIBUTES (new_decl) without affecting
DECL_ATTRIBUTES (old_decl).
2018-01-20 Jakub Jelinek <jakub@redhat.com>
PR middle-end/83945
* tree-emutls.c: Include gimplify.h.
(lower_emutls_2): New function.
(lower_emutls_1): If ADDR_EXPR is a gimple invariant and walk_tree
with lower_emutls_2 callback finds some TLS decl in it, unshare_expr
it before further processing.
PR target/83930
* simplify-rtx.c (simplify_binary_operation_1) <case UMOD>: Use
UINTVAL (trueop1) instead of INTVAL (op1).
2018-01-09 Jakub Jelinek <jakub@redhat.com>
PR preprocessor/83722
* gcc.c (try_generate_repro): Pass
&temp_stderr_files[RETRY_ICE_ATTEMPTS - 1] rather than
&temp_stdout_files[RETRY_ICE_ATTEMPTS - 1] as last argument to
do_report_bug.
2018-01-05 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/83605
* gimple-ssa-strength-reduction.c: Include tree-eh.h.
(find_candidates_dom_walker::before_dom_children): Ignore stmts that
can throw.
2018-03-01 H.J. Lu <hongjiu.lu@intel.com>
Backport from mainline
2018-02-26 H.J. Lu <hongjiu.lu@intel.com>
PR target/84039
* config/i386/constraints.md (Bs): Replace
ix86_indirect_branch_register with
TARGET_INDIRECT_BRANCH_REGISTER.
(Bw): Likewise.
* config/i386/i386.md (indirect_jump): Likewise.
(tablejump): Likewise.
(*sibcall_memory): Likewise.
(*sibcall_value_memory): Likewise.
Peepholes of indirect call and jump via memory: Likewise.
(*sibcall_GOT_32): Disallowed for TARGET_INDIRECT_BRANCH_REGISTER.
(*sibcall_value_GOT_32): Likewise.
* config/i386/predicates.md (indirect_branch_operand): Likewise.
(GOT_memory_operand): Likewise.
(call_insn_operand): Likewise.
(sibcall_insn_operand): Likewise.
(GOT32_symbol_operand): Likewise.
* config/i386/i386.h (TARGET_INDIRECT_BRANCH_REGISTER): New.
2018-03-01 H.J. Lu <hongjiu.lu@intel.com>
Backport from mainline
2018-02-26 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_output_indirect_jmp): Update comments.
2018-02-26 H.J. Lu <hongjiu.lu@intel.com>
PR target/84530
* config/i386/i386-protos.h (ix86_output_indirect_jmp): Remove
the bool argument.
(ix86_output_indirect_function_return): New prototype.
(ix86_split_simple_return_pop_internal): Likewise.
* config/i386/i386.c (indirect_return_via_cx): New.
(indirect_return_via_cx_bnd): Likewise.
(indirect_thunk_name): Handle return va CX_REG.
(output_indirect_thunk_function): Create alias for
__x86_return_thunk_[re]cx and __x86_return_thunk_[re]cx_bnd.
(ix86_output_indirect_jmp): Remove the bool argument.
(ix86_output_indirect_function_return): New function.
(ix86_split_simple_return_pop_internal): Likewise.
* config/i386/i386.md (*indirect_jump): Don't pass false
to ix86_output_indirect_jmp.
(*tablejump_1): Likewise.
(simple_return_pop_internal): Change it to define_insn_and_split.
Call ix86_split_simple_return_pop_internal to split it for
-mfunction-return=.
(simple_return_indirect_internal): Call
ix86_output_indirect_function_return instead of
ix86_output_indirect_jmp.
2017-03-02 Thomas Schwinge <thomas@codesourcery.com>
Backport from trunk r256891:
2018-01-19 Cesar Philippidis <cesar@codesourcery.com>
PR target/83790
* config/nvptx/nvptx.c (output_init_frag): Don't use generic address
spaces for function labels.
2018-02-26 Carl Love <cel@us.ibm.com>
Backport from mainline: commit 257747 on 2018-02-16.
* config/rs6000/altivec.h: Add builtin names vec_extract4b
vec_insert4b.
* config/rs6000/rs6000-builtin.def: Add INSERT4B and EXTRACT4B
definitions.
* config/rs6000/rs6000-c.c: Add the definitions for
P9V_BUILTIN_VEC_EXTRACT4B and P9V_BUILTIN_VEC_INSERT4B.
* config/rs6000/rs6000.c (altivec_expand_builtin): Add
P9V_BUILTIN_EXTRACT4B and P9V_BUILTIN_INSERT4B case statements.
* config/rs6000/vsx.md: Add define_insn extract4b. Add define_expand
definition for insert4b and define insn *insert3b_internal.
* doc/extend.texi: Add documentation for vec_extract4b.
2018-02-26 Eric Botcazou <ebotcazou@adacore.com>
PR rtl-optimization/83496
* reorg.c (steal_delay_list_from_target): Change REDUNDANT array from
booleans to RTXes. Call fix_reg_dead_note on every non-null element.
(steal_delay_list_from_fallthrough): Call fix_reg_dead_note on a
redundant insn, if any.
(relax_delay_slots): Likewise.
(update_reg_unused_notes): Rename REDUNDANT_INSN to OTHER_INSN.
2018-02-22 Sudakshina Das <sudi.das@arm.com>
Bin Cheng <bin.cheng@arm.com>
Backport from mainline:
2017-12-14 Sudakshina Das <sudi.das@arm.com>
Bin Cheng <bin.cheng@arm.com>
PR target/81228
* config/aarch64/aarch64.c (aarch64_select_cc_mode): Move LTGT to
CCFPEmode.
* config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Add
LTGT.
2018-02-16 Jozef Lawrynowicz <jozefl.gcc@gmail.com>
PR target/79242
* machmode.def: Define a complex mode for PARTIAL_INT.
* genmodes.c (complex_class): Return MODE_COMPLEX_INT for
MODE_PARTIAL_INT.
* doc/rtl.texi: Document CSPImode.
* config/msp430/msp430.c (msp430_hard_regno_nregs): Add CPSImode
handling.
(msp430_hard_regno_nregs_with_padding): Likewise.
2018-02-16 Sudakshina Das <sudi.das@arm.com>
Backport from trunk
2018-01-10 Sudakshina Das <sudi.das@arm.com>
PR target/82096
* expmed.c (emit_store_flag_force): Swap if const op0
and change VOIDmode to mode of op0.
2018-02-16 Richard Biener <rguenther@suse.de>
PR tree-optimization/84190
* tree-ssa.c (non_rewritable_mem_ref_base): Do not touch
volatile accesses if the decl isn't volatile.
2018-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
Back port from trunk
2018-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/84154
* config/rs6000/rs6000.md (fix_trunc<SFDF:mode><QHI:mode>2):
Convert from define_expand to be define_insn_and_split. Rework
float/double/_Float128 conversions to QI/HI/SImode to work with
both ISA 2.07 (power8) or ISA 3.0 (power9). Fix regression where
conversions to QI/HImode types did a store and then a load to
truncate the value. For conversions to VSX registers, don't split
the insn, instead emit the code directly. Use the code iterator
any_fix to combine signed and unsigned conversions.
(fix<uns>_trunc<SFDF:mode>si2_p8): Likewise.
(fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
(fix_trunc<IEEE128:mode><QHI:mode>2): Likewise.
(fix<uns>_trunc<SFDF:mode><QHI:mode>2): Likewise.
(fix_<mode>di2_hw): Likewise.
(fixuns_<mode>di2_hw): Likewise.
(fix_<mode>si2_hw): Likewise.
(fixuns_<mode>si2_hw): Likewise.
(fix<uns>_<IEEE128:mode><SDI:mode>2_hw): Likewise.
(fix<uns>_trunc<IEEE128:mode><QHI:mode>2): Likewise.
(fctiw<u>z_<mode>_smallint): Rename fctiw<u>z_<mode>_smallint to
fix<uns>_trunc<SFDF:mode>si2_p8.
(fix_trunc<SFDF:mode><QHI:mode>2_internal): Delete, no longer
used.
(fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
(fix<uns>_<mode>_mem): Likewise.
(fctiw<u>z_<mode>_mem): Likewise.
(fix<uns>_<mode>_mem): Likewise.
(fix<uns>_trunc<SFDF:mode><QHSI:mode>2_mem): On ISA 3.0, prevent
the register allocator from doing a direct move to the GPRs to do
a store, and instead use the ISA 3.0 store byte/half-word from
vector register instruction. For IEEE 128-bit floating point,
also optimize stores of 32-bit ints.
(fix<uns>_trunc<IEEE128:mode><QHSI:mode>2_mem): Likewise.
2018-02-15 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
Back port from mainline
2018-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
PR target/83758
* config/rs6000/rs6000.c (rs6000_internal_arg_pointer): Only return
a reg rtx.
2018-02-14 Peter Bergner <bergner@vnet.ibm.com>
Back port from mainline
2018-02-13 Peter Bergner <bergner@vnet.ibm.com>
PR target/84279
* config/rs6000/rs6000.c (mem_operand_gpr): Disallow altivec addresses.
2018-02-14 Martin Jambor <mjambor@suse.cz>
PR c++/83990
* ipa-prop.c (ipa_modify_call_arguments): Use location of call
statements, also set location of a load to a temporary.
2018-02-10 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.c (hppa_profile_hook): Mark SYMBOL_REF for _mcount as
function label.
Backport from mainline
2018-02-01 Aldy Hernandez <aldyh@redhat.com>
PR target/84089
* config/pa/predicates.md (base14_operand): Handle VOIDmode.
2018-02-09 Martin Jambor <mjambor@suse.cz>
Backport from mainline
2018-02-08 Martin Jambor <mjambor@suse.cz>
* hsa-gen.c (get_symbol_for_decl): Set program allocation for
static local variables.
2018-02-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
Backport from mainline
2018-02-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
PR target/PR84295
* config/s390/s390.c (s390_set_current_function): Invoke
s390_indirect_branch_settings also if fndecl didn't change.
2018-02-08 Iain Sandoe <iain@codesourcery.com>
PR target/84113
* config/rs6000/altivec.md (*restore_world): Remove LR use.
* config/rs6000/predicates.md (restore_world_operation): Adjust op
count, remove one USE.
2018-02-08 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
Backport from mainline
2018-02-08 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390-opts.h (enum indirect_branch): Define.
* config/s390/s390-protos.h (s390_return_addr_from_memory)
(s390_indirect_branch_via_thunk)
(s390_indirect_branch_via_inline_thunk): Add function prototypes.
(enum s390_indirect_branch_type): Define.
* config/s390/s390.c (struct s390_frame_layout, struct
machine_function): Remove.
(indirect_branch_prez10thunk_mask, indirect_branch_z10thunk_mask)
(indirect_branch_table_label_no, indirect_branch_table_name):
Define variables.
(INDIRECT_BRANCH_NUM_OPTIONS): Define macro.
(enum s390_indirect_branch_option): Define.
(s390_return_addr_from_memory): New function.
(s390_handle_string_attribute): New function.
(s390_attribute_table): Add new attribute handler.
(s390_execute_label): Handle UNSPEC_EXECUTE_JUMP patterns.
(s390_indirect_branch_via_thunk): New function.
(s390_indirect_branch_via_inline_thunk): New function.
(s390_function_ok_for_sibcall): When jumping via thunk disallow
sibling call optimization for non z10 compiles.
(s390_emit_call): Force indirect branch target to be a single
register. Add r1 clobber for non-z10 compiles.
(s390_emit_epilogue): Emit return jump via return_use expander.
(s390_reorg): Handle JUMP_INSNs as execute targets.
(s390_option_override_internal): Perform validity checks for the
new command line options.
(s390_indirect_branch_attrvalue): New function.
(s390_indirect_branch_settings): New function.
(s390_set_current_function): Invoke s390_indirect_branch_settings.
(s390_output_indirect_thunk_function): New function.
(s390_code_end): Implement target hook.
(s390_case_values_threshold): Implement target hook.
(TARGET_ASM_CODE_END, TARGET_CASE_VALUES_THRESHOLD): Define target
macros.
* config/s390/s390.h (struct s390_frame_layout)
(struct machine_function): Move here from s390.c.
(TARGET_INDIRECT_BRANCH_NOBP_RET)
(TARGET_INDIRECT_BRANCH_NOBP_JUMP)
(TARGET_INDIRECT_BRANCH_NOBP_JUMP_THUNK)
(TARGET_INDIRECT_BRANCH_NOBP_JUMP_INLINE_THUNK)
(TARGET_INDIRECT_BRANCH_NOBP_CALL)
(TARGET_DEFAULT_INDIRECT_BRANCH_TABLE)
(TARGET_INDIRECT_BRANCH_THUNK_NAME_EXRL)
(TARGET_INDIRECT_BRANCH_THUNK_NAME_EX)
(TARGET_INDIRECT_BRANCH_TABLE): Define macros.
* config/s390/s390.md (UNSPEC_EXECUTE_JUMP)
(INDIRECT_BRANCH_THUNK_REGNUM): Define constants.
(mnemonic attribute): Add values which aren't recognized
automatically.
("*cjump_long", "*icjump_long", "*basr", "*basr_r"): Disable
pattern for branch conversion. Fix mnemonic attribute.
("*c<code>", "*sibcall_br", "*sibcall_value_br", "*return"): Emit
indirect branch via thunk if requested.
("indirect_jump", "<code>"): Expand patterns for branch conversion.
("*indirect_jump"): Disable for branch conversion using out of
line thunks.
("indirect_jump_via_thunk<mode>_z10")
("indirect_jump_via_thunk<mode>")
("indirect_jump_via_inlinethunk<mode>_z10")
("indirect_jump_via_inlinethunk<mode>", "*casesi_jump")
("casesi_jump_via_thunk<mode>_z10", "casesi_jump_via_thunk<mode>")
("casesi_jump_via_inlinethunk<mode>_z10")
("casesi_jump_via_inlinethunk<mode>", "*basr_via_thunk<mode>_z10")
("*basr_via_thunk<mode>", "*basr_r_via_thunk_z10")
("*basr_r_via_thunk", "return<mode>_prez10"): New pattern.
("*indirect2_jump"): Disable for branch conversion.
("casesi_jump"): Turn into expander and expand patterns for branch
conversion.
("return_use"): New expander.
("*return"): Emit return via thunk and rename it to ...
("*return<mode>"): ... this one.
* config/s390/s390.opt: Add new options and and enum for the
option values.
2018-02-08 Richard Biener <rguenther@suse.de>
PR tree-optimization/84233
* tree-ssa-phiprop.c (propagate_with_phi): Use separate
changed flag instead of boguously re-using phi_inserted.
2018-02-07 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
Backport from mainline
2018-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* config/rs6000/rs6000.c (rs6000_option_override_internal):
Display warning message for -mno-speculate-indirect-jumps.
2018-02-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
Backport from mainline
2018-01-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR bootstrap/84017
* configure.ac (gcc_cv_as_shf_merge): Disable on Solaris 10/x86.
* configure: Regenerate.
2018-02-05 Peter Bergner <bergner@vnet.ibm.com>
Back port from mainline
2018-02-01 Peter Bergner <bergner@vnet.ibm.com>
PR target/56010
PR target/83743
* config/rs6000/driver-rs6000.c: #include "diagnostic.h".
#include "opts.h".
(rs6000_supported_cpu_names): New static variable.
(linux_cpu_translation_table): Likewise.
(elf_platform) <cpu>: Define new static variable and use it.
Translate kernel AT_PLATFORM name to canonical name if needed.
Error if platform name is unknown.
2018-02-02 H.J. Lu <hongjiu.lu@intel.com>
Backport from mainline
2018-02-02 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_output_function_return): Pass
INVALID_REGNUM, instead of -1, as invalid register number to
indirect_thunk_name and output_indirect_thunk.
2018-02-01 Uros Bizjak <ubizjak@gmail.com>
Backport from mainline
2018-01-31 Uros Bizjak <ubizjak@gmail.com>
PR rtl-optimization/84123
* combine.c (change_zero_ext): Check if hard register satisfies
can_change_dest_mode before calling gen_lowpart_SUBREG.
2018-02-01 Renlin Li <renlin.li@arm.com>
Backport from mainline
2018-02-01 Renlin Li <renlin.li@arm.com>
PR target/83370
* config/aarch64/aarch64.c (aarch64_class_max_nregs): Handle
TAILCALL_ADDR_REGS.
(aarch64_register_move_cost): Likewise.