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gnu / gcc / 03655cd427b9d8e3b06c950255332eb988b0ade1 / . / gcc / ChangeLog-2022
blob: 248b5dea178a45a071c45095ee9eba7b8e589db9 [file] [log] [blame]
2022-12-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
Iain Sandoe <iain@sandoe.co.uk>
PR modula2/107612
* Makefile.in: Make the configured libintl includes avaiable in INCINTL.
(BUILD_CPPFLAGS): Use INCINTL.
2022-12-30 Alexandre Oliva <oliva@adacore.com>
* hash-table.h (check_complete_insertion, check_insert_slot):
New hash_table methods.
(m_inserting_slot): New hash_table field.
(begin, hash_table ctors, ~hash_table): Check previous insert.
(expand, empty_slow, clear_slot, find_with_hash): Likewise.
(remote_elt_with_hash, traverse_noresize): Likewise.
(gt_pch_nx): Likewise.
(find_slot_with_hash): Likewise. Record requested insert.
2022-12-30 Stam Markianos-Wright <stam.markianos-wright@arm.com>
PR target/107714
* config/arm/arm-protos.h (mve_struct_mem_operand): New protoype.
* config/arm/arm.cc (mve_struct_mem_operand): New function.
* config/arm/constraints.md (Ug): New constraint.
* config/arm/mve.md (mve_vst4q<mode>): Change constraint.
(mve_vst2q<mode>): Likewise.
(mve_vld4q<mode>): Likewise.
(mve_vld2q<mode>): Likewise.
* config/arm/predicates.md (mve_struct_operand): New predicate.
2022-12-29 Alexandre Oliva <oliva@adacore.com>
* hash-map.h (put, get_or_insert): Check that added entry
doesn't look deleted either.
* hash-set.h (add): Likewise.
2022-12-29 Alexandre Oliva <oliva@adacore.com>
* tree-parloops.cc (take_address_of): Skip INSERT if !gsi.
2022-12-29 Alexandre Oliva <oliva@adacore.com>
* hash-map.h (put, get_or_insert): Check that entry does not
look empty after insertion.
2022-12-29 Alexandre Oliva <oliva@adacore.com>
* hash-set.h (add): Check that the inserted entry does not
look empty.
2022-12-29 Alexandre Oliva <oliva@adacore.com>
* trans-mem.cc (split_bb_make_tm_edge): Record new node in
tm_restart.
2022-12-29 Alexandre Oliva <oliva@adacore.com>
* postreload-gcse.cc (lookup_expr_in_table): Use NO_INSERT.
2022-12-29 Alexandre Oliva <oliva@adacore.com>
* tree-inline.cc (declare_return_variable): Don't remap NULL
default def of result.
2022-12-29 Alexandre Oliva <oliva@adacore.com>
* tree-ssa-loop-niter.cc (expand_simple_operands): Refrain
from caching NULL TREE_OPERANDs.
2022-12-29 Alexandre Oliva <oliva@adacore.com>
* tree-inline.cc (insert_decl_map): Skip mapping a NULL decl
as value to itself.
2022-12-29 Alexandre Oliva <oliva@adacore.com>
* varpool.cc (symbol_table::remove_unreferenced_decls): Do not
add NULL vnodes to referenced table.
2022-12-29 Alexandre Oliva <oliva@adacore.com>
* tree-ssa-scopedtables.cc
(avail_exprs_stack::lookup_avail_expr): Finish hash table
insertion before further lookups.
2022-12-29 Max Filippov <jcmvbkbc@gmail.com>
* config/xtensa/xtensa.cc (xtensa_return_in_memory): Use
GP_RETURN_* instead of magic constant.
2022-12-29 Takayuki 'January June' Suwa <jjsuwa_sys3175@yahoo.co.jp>
* config/xtensa/xtensa.cc (xtensa_expand_prologue): Fix to check
DF availability before use of DF_* macros.
2022-12-28 Roger Sayle <roger@nextmovesoftware.com>
* config/i386/i386.md (*clzsi2_lzcnt_zext_2): define_insn_and_split
to match ZERO_EXTEND form of *clzsi2_lzcnt_zext.
(*clzsi2_lzcnt_zext_2_falsedep): Likewise, new define_insn to match
ZERO_EXTEND form of *clzsi2_lzcnt_zext_falsedep.
(*bmi2_bzhi_zero_extendsidi_5): Likewise, new define_insn to match
ZERO_EXTEND form of *bmi2_bzhi_zero_extendsidi.
(*popcountsi2_zext_2): Likewise, new define_insn_and_split to match
ZERO_EXTEND form of *popcountsi2_zext.
(*popcountsi2_zext_2_falsedep): Likewise, new define_insn to match
ZERO_EXTEND form of *popcountsi2_zext_falsedep.
(*popcounthi2_2): Likewise, new define_insn_and_split to match
ZERO_EXTEND form of *popcounthi2.
(define_peephole2): ZERO_EXTEND variant of HImode popcount&1 using
parity flag peephole2.
2022-12-28 Roger Sayle <roger@nextmovesoftware.com>
* config/i386/i386-expand.cc (ix86_split_ashl): Call
ix86_expand_clear to generate an xor instruction.
2022-12-28 Martin Liska <mliska@suse.cz>
PR tree-optimization/108137
* tree-ssa-strlen.cc (get_range_strlen_phi): Reject anything
different from INTEGER_CST.
2022-12-28 Kito Cheng <kito.cheng@sifive.com>
* config/riscv/riscv-vsetvl.h (vl_vtype_info::get_avl_info):
Return const reference rather than value.
2022-12-27 Jeff Law <jlaw@ventanamicro.com>
* config/riscv/riscv.md: Add missing modes to last patch.t
2022-12-27 Raphael Moreira Zinsly <rzinsly@ventanamicro.com>
PR target/95632
PR target/106602
* config/riscv/riscv.md: New pattern to simulate complex
const_int loads.
2022-12-27 Christoph Müllner <christoph.muellner@vrull.eu>
* config/riscv/riscv.cc (riscv_next_saved_reg): New function.
(riscv_is_eh_return_data_register): New function.
(riscv_for_each_saved_reg): Restructure loop.
2022-12-27 Christoph Müllner <christoph.muellner@vrull.eu>
* config/riscv/riscv.md: Sync comments with code.
2022-12-27 jinma <jinma@linux.alibaba.com>
* common/config/riscv/riscv-common.cc:
2022-12-27 Jonathan Yong <10walls@gmail.com>
* configure.ac: use grep -i for case insensitive test.
* configure: Regenerate.
2022-12-27 Max Filippov <jcmvbkbc@gmail.com>
* config/xtensa/xtensa.md (unspec): Extract UNSPEC_* constants
into this enum.
(unspecv): Extract UNSPECV_* constants into this enum.
2022-12-27 Takayuki 'January June' Suwa <jjsuwa_sys3175@yahoo.co.jp>
* config/xtensa/xtensa.md (set_frame_ptr): Fix to reflect
TARGET_DENSITY.
2022-12-27 Takayuki 'January June' Suwa <jjsuwa_sys3175@yahoo.co.jp>
* config/xtensa/xtensa.h (GP_RETURN, GP_RETURN_REG_COUNT):
Change to GP_RETURN_FIRST and GP_RETURN_LAST, respectively.
* config/xtensa/xtensa.cc (xtensa_function_value,
xtensa_libcall_value, xtensa_function_value_regno_p): Ditto.
2022-12-27 Takayuki 'January June' Suwa <jjsuwa_sys3175@yahoo.co.jp>
* config/xtensa/xtensa.cc (xtensa_expand_prologue): Modify to
exit the inspection loops as soon as the necessity of stack
pointer is found.
2022-12-27 Takayuki 'January June' Suwa <jjsuwa_sys3175@yahoo.co.jp>
* config/xtensa/elf.h: Tabify, and trim trailing spaces.
* config/xtensa/linux.h: Likewise.
* config/xtensa/uclinux.h: Likewise.
* config/xtensa/xtensa-dynconfig.c: Likewise.
* config/xtensa/xtensa.cc: Likewise.
* config/xtensa/xtensa.h: Likewise.
* config/xtensa/xtensa.md: Likewise.
2022-12-27 Ju-Zhe Zhong <juzhe.zhong@rivai.ai>
* config/riscv/riscv-vsetvl.cc
(pass_vsetvl::compute_global_backward_infos): Change to visit CFG.
(pass_vsetvl::prune_expressions): Ditto.
2022-12-27 Ju-Zhe Zhong <juzhe.zhong@rivai.ai>
* config/riscv/riscv-vsetvl.cc (change_insn): Remove pp_print.
(avl_info::avl_info): Add copy function.
(vector_insn_info::dump): Remove pp_print.
* config/riscv/riscv-vsetvl.h: Add copy function.
2022-12-27 Kewen Lin <linkw@linux.ibm.com>
PR target/106680
* common/config/rs6000/rs6000-common.cc (rs6000_handle_option): Remove
the adjustment for option powerpc64 in -m64 handling, and remove the
whole -m32 handling.
* config/rs6000/rs6000.cc (rs6000_option_override_internal): When no
explicit powerpc64 option is provided, enable it for -m64. For 32 bit
and OS_MISSING_POWERPC64, disable powerpc64 if it's enabled but not
specified explicitly.
2022-12-26 liuhongt <hongtao.liu@intel.com>
PR target/55522
PR target/36821
* config/i386/gnu-user-common.h (GNU_USER_TARGET_MATHFILE_SPEC):
Link crtfastmath.o whenever -mdaz-ftz is specified. Don't link
crtfastmath.o when -share or -mno-daz-ftz is specified.
* config/i386/i386.opt (mdaz-ftz): New option.
* doc/invoke.texi (x86 options): Document mftz-daz.
2022-12-25 Roger Sayle <roger@nextmovesoftware.com>
Uroš Bizjak <ubizjak@gmail.com>
* config/i386/i386-builtin.def (__builtin_ia32_movss): Update
CODE_FOR_sse_movss to CODE_FOR_sse_movss_v4sf.
(__builtin_ia32_movsd): Likewise, update CODE_FOR_sse2_movsd to
CODE_FOR_sse2_movsd_v2df.
* config/i386/i386-expand.cc (split_convert_uns_si_sse): Update
gen_sse_movss call to gen_sse_movss_v4sf, and gen_sse2_movsd call
to gen_sse2_movsd_v2df.
(expand_vec_perm_movs): Also allow V4SImode with TARGET_SSE and
V2DImode with TARGET_SSE2.
* config/i386/sse.md
(avx512fp16_fcmaddcsh_v8hf_mask3<round_expand_name>): Update
gen_sse_movss call to gen_sse_movss_v4sf.
(avx512fp16_fmaddcsh_v8hf_mask3<round_expand_name>): Likewise.
(sse_movss_<mode>): Renamed from sse_movss using VI4F_128 mode
iterator to handle both V4SF and V4SI.
(sse2_movsd_<mode>): Likewise, renamed from sse2_movsd using
VI8F_128 mode iterator to handle both V2DF and V2DI.
2022-12-23 Jakub Jelinek <jakub@redhat.com>
Aldy Hernandez <aldyh@redhat.com>
* tree-ssa-phiopt.cc (value_replacement): Instead of resetting
phires range info, union it with carg.
2022-12-23 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/108068
* tree.h (real_maybe_zerop): Declare.
* tree.cc (real_maybe_zerop): Define.
* tree-ssa-dom.cc (record_edge_info): Use it instead of
real_zerop or TREE_CODE (op1) == SSA_NAME || real_zerop. Always set
can_infer_simple_equiv to false for decimal floating point types.
2022-12-23 Roger Sayle <roger@nextmovesoftware.com>
PR target/107548
* config/i386/i386-features.cc (scalar_chain::add_insn): The
operands of a VEC_SELECT don't need to added to the scalar chain.
(general_scalar_chain::compute_convert_gain) <case VEC_SELECT>:
Provide gains for performing STV on a VEC_SELECT.
(general_scalar_chain::convert_insn): Convert VEC_SELECT to pshufd,
psrldq or no-op.
(general_scalar_to_vector_candidate_p): Handle VEC_SELECT of a
single element from a vector register to a scalar register.
2022-12-23 H.J. Lu <hjl.tools@gmail.com>
Roger Sayle <roger@nextmovesoftware.com>
PR target/106933
PR target/106959
* config/i386/i386-features.cc (single_def_chain_p): New predicate
function to check that a pseudo's use-def chain is in SSA form.
(timode_scalar_to_vector_candidate_p): Check that TImode regs that
are SET_DEST or SET_SRC of an insn match/are single_def_chain_p.
2022-12-23 Ju-Zhe Zhong <juzhe.zhong@rivai.ai>
* config/riscv/vector.md: Fix contraints.
2022-12-23 Ju-Zhe Zhong <juzhe.zhong@rivai.ai>
* config/riscv/riscv-protos.h (get_avl_type_rtx): New function.
* config/riscv/riscv-v.cc (get_avl_type_rtx): Ditto.
* config/riscv/riscv-vector-builtins-bases.cc (class loadstore): New
class.
(BASE): Ditto.
* config/riscv/riscv-vector-builtins-bases.h: Ditto.
* config/riscv/riscv-vector-builtins-functions.def (vle): Ditto.
(vse): Ditto.
* config/riscv/riscv-vector-builtins-shapes.cc (build_one): Ditto.
(struct loadstore_def): Ditto.
(SHAPE): Ditto.
* config/riscv/riscv-vector-builtins-shapes.h: Ditto.
* config/riscv/riscv-vector-builtins-types.def (DEF_RVV_U_OPS): New
macro.
(DEF_RVV_F_OPS): Ditto.
(vuint8mf8_t): Add corresponding mask type.
(vuint8mf4_t): Ditto.
(vuint8mf2_t): Ditto.
(vuint8m1_t): Ditto.
(vuint8m2_t): Ditto.
(vuint8m4_t): Ditto.
(vuint8m8_t): Ditto.
(vuint16mf4_t): Ditto.
(vuint16mf2_t): Ditto.
(vuint16m1_t): Ditto.
(vuint16m2_t): Ditto.
(vuint16m4_t): Ditto.
(vuint16m8_t): Ditto.
(vuint32mf2_t): Ditto.
(vuint32m1_t): Ditto.
(vuint32m2_t): Ditto.
(vuint32m4_t): Ditto.
(vuint32m8_t): Ditto.
(vuint64m1_t): Ditto.
(vuint64m2_t): Ditto.
(vuint64m4_t): Ditto.
(vuint64m8_t): Ditto.
(vfloat32mf2_t): Ditto.
(vfloat32m1_t): Ditto.
(vfloat32m2_t): Ditto.
(vfloat32m4_t): Ditto.
(vfloat32m8_t): Ditto.
(vfloat64m1_t): Ditto.
(vfloat64m2_t): Ditto.
(vfloat64m4_t): Ditto.
(vfloat64m8_t): Ditto.
* config/riscv/riscv-vector-builtins.cc (DEF_RVV_TYPE): Adjust for new
macro.
(DEF_RVV_I_OPS): Ditto.
(DEF_RVV_U_OPS): New macro.
(DEF_RVV_F_OPS): New macro.
(use_real_mask_p): New function.
(use_real_merge_p): Ditto.
(get_tail_policy_for_pred): Ditto.
(get_mask_policy_for_pred): Ditto.
(function_builder::apply_predication): Ditto.
(function_builder::append_base_name): Ditto.
(function_builder::append_sew): Ditto.
(function_expander::add_vundef_operand): Ditto.
(function_expander::add_mem_operand): Ditto.
(function_expander::use_contiguous_load_insn): Ditto.
(function_expander::use_contiguous_store_insn): Ditto.
* config/riscv/riscv-vector-builtins.def (DEF_RVV_TYPE): Adjust for
adding mask type.
(vbool64_t): Ditto.
(vbool32_t): Ditto.
(vbool16_t): Ditto.
(vbool8_t): Ditto.
(vbool4_t): Ditto.
(vbool2_t): Ditto.
(vbool1_t): Ditto.
(vint8mf8_t): Ditto.
(vint8mf4_t): Ditto.
(vint8mf2_t): Ditto.
(vint8m1_t): Ditto.
(vint8m2_t): Ditto.
(vint8m4_t): Ditto.
(vint8m8_t): Ditto.
(vint16mf4_t): Ditto.
(vint16mf2_t): Ditto.
(vint16m1_t): Ditto.
(vint16m2_t): Ditto.
(vint16m4_t): Ditto.
(vint16m8_t): Ditto.
(vint32mf2_t): Ditto.
(vint32m1_t): Ditto.
(vint32m2_t): Ditto.
(vint32m4_t): Ditto.
(vint32m8_t): Ditto.
(vint64m1_t): Ditto.
(vint64m2_t): Ditto.
(vint64m4_t): Ditto.
(vint64m8_t): Ditto.
(vfloat32mf2_t): Ditto.
(vfloat32m1_t): Ditto.
(vfloat32m2_t): Ditto.
(vfloat32m4_t): Ditto.
(vfloat32m8_t): Ditto.
(vfloat64m1_t): Ditto.
(vfloat64m4_t): Ditto.
* config/riscv/riscv-vector-builtins.h
(function_expander::add_output_operand): New function.
(function_expander::add_all_one_mask_operand): Ditto.
(function_expander::add_fixed_operand): Ditto.
(function_expander::vector_mode): Ditto.
(function_base::apply_vl_p): Ditto.
(function_base::can_be_overloaded_p): Ditto.
* config/riscv/riscv-vsetvl.cc (get_vl): Remove restrict of supporting
AVL is not VLMAX.
* config/riscv/t-riscv: Add include file.
2022-12-23 Ju-Zhe Zhong <juzhe.zhong@rivai.ai>
* config/riscv/riscv-vector-builtins-shapes.cc (struct vsetvl_def): Add
"__riscv_" prefix.
2022-12-23 Ju-Zhe Zhong <juzhe.zhong@rivai.ai>
* config/riscv/riscv-vector-builtins-bases.cc: Change it to no side effects.
* config/riscv/vector.md (@vsetvl<mode>_no_side_effects): New pattern.
2022-12-23 Ju-Zhe Zhong <juzhe.zhong@rivai.ai>
* config/riscv/riscv-vector-builtins-bases.cc: Remove side effects.
2022-12-23 Ju-Zhe Zhong <juzhe.zhong@rivai.ai>
* config/riscv/riscv-vsetvl.cc (anticipatable_occurrence_p): Fix
incorrect annotations.
(available_occurrence_p): Ditto.
(backward_propagate_worthwhile_p): Ditto.
(can_backward_propagate_p): Ditto.
2022-12-23 Ju-Zhe Zhong <juzhe.zhong@rivai.ai>
* config/riscv/riscv-vsetvl.cc (vlmax_avl_insn_p): Fix multi-line
conditional.
(vsetvl_insn_p): Ditto.
(same_bb_and_before_p): Ditto.
(same_bb_and_after_or_equal_p): Ditto.
2022-12-22 Andrew Carlotti <andrew.carlotti@arm.com>
* doc/md.texi: Move example code remark next to it's code block.
2022-12-22 Andrew Carlotti <andrew.carlotti@arm.com>
* doc/md.texi: Fix inconsistent example name.
2022-12-22 Andrew Carlotti <andrew.carlotti@arm.com>
* doc/md.texi: Fix incorrect pxref.
2022-12-22 Richard Biener <rguenther@suse.de>
PR bootstrap/106482
* doc/install.texi (ISO C++11 Compiler): Document GCC version
known to work.
2022-12-22 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/108166
* tree-ssa-phiopt.cc (value_replacement): For the maybe_equal_p
case turned into equal_p reset SSA_NAME_RANGE_INFO of phi result.
2022-12-22 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/108193
* cse.cc (compute_const_anchors): Change n type to
unsigned HOST_WIDE_INT, adjust comparison against it to avoid
warnings. Formatting fix.
(insert_const_anchor): Use gen_int_mode instead of GEN_INT.
2022-12-22 Richard Biener <rguenther@suse.de>
PR tree-optimization/107451
* tree-vect-stmts.cc (vectorizable_load): Avoid loading
SLP group members from group numbers in excess of the
vectorization factor.
2022-12-22 Jakub Jelinek <jakub@redhat.com>
* config/aarch64/t-aarch64 (TM_H): Don't add aarch64-cores.def,
add aarch64-fusion-pairs.def, aarch64-tuning-flags.def and
aarch64-option-extensions.def.
(OPTIONS_H_EXTRA): Don't add aarch64-fusion-pairs.def nor
aarch64-tuning-flags.def.
2022-12-22 Jan Hubicka <hubicka@ucw.cz>
* config/i386/i386-expand.cc (ix86_expand_set_or_cpymem): Add
TARGET_AVX512_SPLIT_REGS
* config/i386/i386-options.cc (ix86_option_override_internal):
Honor x86_TONE_AVOID_256FMA_CHAINS.
* config/i386/i386.cc (ix86_vec_cost): Honor TARGET_AVX512_SPLIT_REGS.
(ix86_reassociation_width): Likewise.
* config/i386/i386.h (TARGET_AVX512_SPLIT_REGS): New tune.
* config/i386/x86-tune.def (X86_TUNE_USE_GATHER_2PARTS): Disable
for znver4.
(X86_TUNE_USE_GATHER_4PARTS): Likewise.
(X86_TUNE_AVOID_256FMA_CHAINS): Set for znver4.
(X86_TUNE_AVOID_512FMA_CHAINS): New utne; set for znver4.
(X86_TUNE_AVX256_OPTIMAL): Add znver4.
(X86_TUNE_AVX512_SPLIT_REGS): New tune.
(X86_TUNE_AVX256_MOVE_BY_PIECES): Add znver1-3.
(X86_TUNE_AVX256_STORE_BY_PIECES): Add znver1-3.
(X86_TUNE_AVX512_MOVE_BY_PIECES): Add znver4.
(X86_TUNE_AVX512_STORE_BY_PIECES): Add znver4.
2022-12-22 Jan Hubicka <hubicka@ucw.cz>
* config/i386/x86-tune-costs.h (znver4_cost): Upate costs of FP and SSE
moves, division multiplication, gathers, L2 cache size, and more
complex FP instrutions.
2022-12-21 Andrew Pinski <apinski@marvell.com>
PR tree-optimization/105532
* match.pd (~(X >> Y) -> ~X >> Y): Check if it is an integral
type before calling tree_nonzero_bits.
(popcount(X) + popcount(Y)): Likewise.
(popcount(X&C1)): Likewise.
2022-12-21 Chung-Lin Tang <cltang@codesourcery.com>
* config/nvptx/nvptx.cc (nvptx_print_operand): Add 'p' case, adjust
comments.
(enum nvptx_builtins): Add NVPTX_BUILTIN_BAR_RED_AND,
NVPTX_BUILTIN_BAR_RED_OR, and NVPTX_BUILTIN_BAR_RED_POPC.
(nvptx_expand_bar_red): New function.
(nvptx_init_builtins):
Add DEFs of __builtin_nvptx_bar_red_[and/or/popc].
(nvptx_expand_builtin): Use nvptx_expand_bar_red to expand
NVPTX_BUILTIN_BAR_RED_[AND/OR/POPC] cases.
* config/nvptx/nvptx.md (define_c_enum "unspecv"): Add
UNSPECV_BARRED_AND, UNSPECV_BARRED_OR, and UNSPECV_BARRED_POPC.
(BARRED): New int iterator.
(barred_op,barred_mode,barred_ptxtype): New int attrs.
(nvptx_barred_<barred_op>): New define_insn.
2022-12-21 Richard Biener <rguenther@suse.de>
PR middle-end/107994
* gimplify.cc (gimplify_expr): Catch errorneous comparison
operand.
2022-12-21 Jan Hubicka <hubicka@ucw.cz>
* lto-opts.cc (lto_write_options): Also skip -fwhole-program.
2022-12-21 Jan Hubicka <jh@suse.cz>
* lto-cgraph.cc (lto_output_node): When doing WPA in incremental link
pass down resolution info.
2022-12-21 Jan Hubicka <hubicka@ucw.cz>
* doc/invoke.texi: Fix documentation of -fwhole-program with LTO
and document behaviour for incremental linking.
2022-12-21 Kewen Lin <linkw@linux.ibm.com>
* config/rs6000/rs6000.cc (rs6000_option_override_internal): Fix the
location for OPTION_MASK_P10_FUSION flag setting.
2022-12-21 Kewen Lin <linkw@linux.ibm.com>
* fold-const.cc (fold_convert_const_real_from_real): Treat floating
point conversion to a type with same mode as copy instead of normal
convertFormat.
2022-12-21 Kewen Lin <linkw@linux.ibm.com>
PR target/106736
* config/rs6000/mma.md (define_expand movoo): Call function
rs6000_opaque_type_invalid_use_p to check and emit error message for
the invalid use of opaque type.
(define_expand movxo): Likewise.
* config/rs6000/rs6000-protos.h
(rs6000_opaque_type_invalid_use_p): New function declaration.
(currently_expanding_gimple_stmt): New extern declaration.
* config/rs6000/rs6000.cc (rs6000_opaque_type_invalid_use_p): New
function.
2022-12-21 Jason Merrill <jason@redhat.com>
* fold-const.cc (fold_convert_loc): Check return value of
protected_set_expr_location_unshare.
2022-12-21 Jason Merrill <jason@redhat.com>
PR c++/84471
PR c++/107504
* fold-const.cc (protected_set_expr_location_unshare): Not static.
* tree.h: Declare it.
* tree.cc (decl_value_expr_insert): Use it.
2022-12-20 Patrick Palka <ppalka@redhat.com>
PR c++/101886
* tree.cc (walk_tree_1) <case TREE_VEC>: Walk the elements
in forward instead of reverse order.
<case VECTOR_CST>: Likewise.
2022-12-20 Andrew MacLeod <amacleod@redhat.com>
PR tree-optimization/108139
* gimple-range-cache.cc (ranger_cache::fill_block_cache): Do not
use equivalences originating from PHIS.
2022-12-20 Richard Biener <rguenther@suse.de>
PR d/104749
* doc/install.texi (GDC): Document GDC 9.4 or later is required
to build the D language frontend.
2022-12-20 Jiufu Guo <guojiufu@linux.ibm.com>
PR target/103743
* config/rs6000/rs6000-protos.h (can_be_rotated_to_lowbits): New.
(can_be_rotated_to_positive_16bits): New.
(can_be_rotated_to_negative_15bits): New.
* config/rs6000/rs6000.cc (can_be_rotated_to_lowbits): New definition.
(can_be_rotated_to_positive_16bits): New definition.
(can_be_rotated_to_negative_15bits): New definition.
* config/rs6000/rs6000.md (*rotate_on_cmpdi): New define_insn_and_split.
(eqne): Move earlier.
2022-12-19 Jason Merrill <jason@redhat.com>
* sort.cc: Disable -Wconditionally-supported in
CHECKING_P code.
2022-12-19 Jason Merrill <jason@redhat.com>
PR c++/64867
* configure.ac (strict_warn): Add -Wconditionally-supported.
* configure: Regenerate.
2022-12-19 Richard Biener <rguenther@suse.de>
PR tree-optimization/108164
* tree-vect-loop-manip.cc (vect_update_ivs_after_vectorizer):
Perform vect_step_op_add update in the appropriate type.
2022-12-19 Richard Earnshaw <rearnsha@arm.com>
* config/arm/arm-c.cc (__ARM_FEATURE_CLZ): Fix definition of
preprocessor macro when target has CLZ in another ISA.
2022-12-19 Ju-Zhe Zhong <juzhe.zhong@rivai.ai>
* config/riscv/vector.md: Remove vste.
2022-12-19 Ju-Zhe Zhong <juzhe.zhong@rivai.ai>
* config.gcc: Add riscv-vsetvl.o.
* config/riscv/riscv-passes.def (INSERT_PASS_BEFORE): Add VSETVL PASS
location.
* config/riscv/riscv-protos.h (make_pass_vsetvl): New function.
(enum avl_type): New enum.
(get_ta): New function.
(get_ma): Ditto.
(get_avl_type): Ditto.
(calculate_ratio): Ditto.
(enum tail_policy): New enum.
(enum mask_policy): Ditto.
* config/riscv/riscv-v.cc (calculate_ratio): New function.
(emit_pred_op): change the VLMAX mov codgen.
(get_ta): New function.
(get_ma): Ditto.
(enum tail_policy): Change enum.
(get_prefer_tail_policy): New function.
(enum mask_policy): Change enum.
(get_prefer_mask_policy): New function.
* config/riscv/t-riscv: Add riscv-vsetvl.o
* config/riscv/vector.md: Adjust attribute and pattern for VSETVL
PASS.
(@vlmax_avl<mode>): Ditto.
(@vsetvl<mode>_no_side_effects): Delete.
(vsetvl_vtype_change_only): New MD pattern.
(@vsetvl_discard_result<mode>): Ditto.
* config/riscv/riscv-vsetvl.cc: New file.
* config/riscv/riscv-vsetvl.h: New file.
2022-12-19 Ju-Zhe Zhong <juzhe.zhong@rivai.ai>
* config/riscv/riscv-vector-switch.def (ENTRY): Correct attributes.
2022-12-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/108140
* config/aarch64/aarch64-builtins.cc
(aarch64_expand_builtin_data_intrinsic): Handle NULL target.
2022-12-19 Jakub Jelinek <jakub@redhat.com>
* config/gnu-user.h (LIBHWASAN_EARLY_SPEC): Add libhwasan_preinit.o
to link spec if not -shared.
2022-12-19 Ju-Zhe Zhong <juzhe.zhong@rivai.ai>
* config/riscv/riscv-v.cc (emit_vlmax_vsetvl): Pass through VLMUL enum
instead of machine mode.
* config/riscv/riscv-vector-builtins-bases.cc: Ditto.
* config/riscv/riscv.cc (riscv_print_operand): Print LMUL by enum vlmul
instead of machine mode.
2022-12-19 Jiufu Guo <guojiufu@linux.ibm.com>
PR target/106708
* config/rs6000/rs6000.cc (rs6000_emit_set_long_const): Add using
"li; x?oris" to build constant.
2022-12-19 liuhongt <hongtao.liu@intel.com>
PR target/55522
* config/i386/gnu-user-common.h (GNU_USER_TARGET_MATHFILE_SPEC):
Don't add crtfastmath.o for -shared.
* doc/invoke.texi (-shared): Add related documentation.
2022-12-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config.gcc: Determine Solaris minor version.
Obsolete *-*-solaris2.11.[0-3]*.
* doc/install.texi (Specific, *-*-solaris2*): Document it.
2022-12-17 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000-logue.cc (rs6000_output_function_epilogue):
Handle GNU Rust for the tbtab lang field.
2022-12-16 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.cc (pa_option_override): Disable -fstack-protector.
2022-12-16 Vladimir N. Makarov <vmakarov@redhat.com>
Revert:
2022-12-15 Vladimir N. Makarov <vmakarov@redhat.com>
* ira-costs.cc: Include print-rtl.h.
(record_reg_classes, scan_one_insn): Add code to print debug info.
* ira.cc (ira_init_register_move_cost): Check that at least one hard
reg of the mode are in the class contents to calculate the
register move costs.
2022-12-16 Qing Zhao <qing.zhao@oracle.com>
* doc/invoke.texi: Document -Wstrict-flex-arrays option.
* gimple-array-bounds.cc (check_out_of_bounds_and_warn): Add two more
arguments.
(array_bounds_checker::check_array_ref): Issue warnings for
-Wstrict-flex-arrays.
* opts.cc (finish_options): Issue warning for unsupported combination
of -Wstrict_flex_arrays and -fstrict-flex-array.
* tree-vrp.cc (execute_ranger_vrp): Enable the pass when
warn_strict_flex_array is true.
2022-12-16 Palmer Dabbelt <palmer@rivosinc.com>
* config/riscv/riscv.cc (riscv_option_override): Fix comment
wording.
2022-12-16 Palmer Dabbelt <palmer@rivosinc.com>
* doc/extend.texi (__builtin_riscv_pause): Imply
Xgnuzihintpausestate.
2022-12-16 Richard Biener <rguenther@suse.de>
PR middle-end/108086
* tree-inline.cc (remap_ssa_name): Do not unshare the
result from the decl_map.
2022-12-16 Richard Biener <rguenther@suse.de>
PR middle-end/108086
* tree-inline.cc (copy_bb): Remove handling of (foo *)&this->m
substitution which is done in remap_gimple_op_r via
re-gimplifying.
2022-12-16 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/106751
* loop-invariant.cc (move_invariant_reg): If preheader bb ends
with a JUMP_INSN, split the preheader edge and emit invariants
into the new preheader basic block.
2022-12-16 Richard Biener <rguenther@suse.de>
PR middle-end/108086
* tree-inline.cc (remap_gimple_stmt): Add stmts to the
sequence without updating them. Simplify x == x detection.
2022-12-16 Haochen Jiang <haochen.jiang@intel.com>
* config/i386/cmpccxaddintrin.h
(__cmpccxadd_epi32): Rename to _cmpccxadd_epi32.
(__cmpccxadd_epi64): Rename to _cmpccxadd_epi64.
2022-12-15 Vladimir N. Makarov <vmakarov@redhat.com>
* ira-costs.cc: Include print-rtl.h.
(record_reg_classes, scan_one_insn): Add code to print debug info.
* ira.cc (ira_init_register_move_cost): Check that at least one hard
reg of the mode are in the class contents to calculate the
register move costs.
2022-12-15 Siddhesh Poyarekar <siddhesh@gotplt.org>
* doc/extend.texi (__builtin_dynamic_object_size): Document
builtin.
* doc/passes.texi
(Optimize calls to @code{__builtin_object_size}): Also mention
__builtin_dynamic_object_size.
2022-12-15 Siddhesh Poyarekar <siddhesh@gotplt.org>
PR middle-end/70090
* doc/invoke.texi (-fsanitize=object-size): Use
__builtin_dynamic_object_size instead of
__builtin_object_size.
2022-12-15 Richard Biener <rguenther@suse.de>
PR middle-end/108086
* tree-inline.cc (copy_edges_for_bb): Walk stmts backwards for
splitting the block to avoid quadratic behavior with setting
stmts BB on multliple splits.
2022-12-15 Spacetown <michael.foerderer@gmx.de>
PR gcov-profile/107537
* gcov.cc (output_branch_count): Add annotation '(fallthrough)'
or '(throw)' also to uncovered branches.
2022-12-15 Richard Biener <rguenther@suse.de>
PR middle-end/108086
* tree-inline.cc (copy_edges_for_bb): Do not update all
stmts again.
2022-12-15 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/108095
* tree-into-ssa.cc (maybe_register_def): Insert debug stmt
on all non-EH edges from asm goto if they have a single
predecessor rather than asserting there is at most one such edge.
Test whether there are no PHI nodes next to the single predecessor
test.
2022-12-14 David Faust <david.faust@oracle.com>
PR target/106773
* btfout.cc (get_section_name): New function.
(btf_collect_datasec): Use it here. Process functions, marking them
'extern' and generating DATASEC entries for them as appropriate. Move
creation of BTF_KIND_FUNC records to here...
(btf_dtd_emit_preprocess_cb): ... from here.
2022-12-14 David Faust <david.faust@oracle.com>
PR target/106773
* btfout.cc (btf_collect_datasec): Correct size of void entries.
(btf_dvd_emit_preprocess_cb): Do not skip emitting variables which
refer to void types.
(btf_init_postprocess): Create 'const void' type record if needed and
adjust variables to refer to it as appropriate.
2022-12-14 David Faust <david.faust@oracle.com>
PR target/106773
* btfout.cc (btf_collect_datasec): Mark extern variables as such.
(btf_dvd_emit_preprocess_cb): Skip non-defining extern variable decl
if there is a defining decl for the same variable.
(btf_asm_varent): Accomodate 'extern' linkage.
2022-12-14 Martin Jambor <mjambor@suse.cz>
* ipa-sra.cc (create_parameter_descriptors): Consider the first
parameter of a method safe to dereference.
2022-12-14 Martin Jambor <mjambor@suse.cz>
* ipa-sra.cc (loaded_decls): Adjust comment.
(scan_expr_access): Also detect assignments of address of local
variables to a variable. Bail out early on SSA_NAMEs and
constants as an optimization.
2022-12-14 Gaius Mulley <gaiusmod2@gmail.com>
* configure.ac (HAVE_PYTHON): Test for Python3 added.
* dwarf2out.cc (gen_compile_unit_die): Check language_string
and language to DW_LANG_Modula2.
* doc/install.texi: Add m2 as a language.
(--disable-libgm2): Documented. Add make check-m2 to testing selected
tests.
* doc/sourcebuild.texi (GM2): New prerequisite item.
(Python3 modules) New item.
(libgm2) Added.
(gcc/m2) Added.
* configure: Rebuilt.
* config.in: Rebuilt.
* doc/gm2.texi: New file.
2022-12-14 Martin Jambor <mjambor@suse.cz>
* doc/invoke.texi (ipa-sra-ptrwrap-growth-factor): Fix the
description.
* params.opt (ipa-sra-ptrwrap-growth-factor): Likewise.
2022-12-14 Tamar Christina <tamar.christina@arm.com>
PR target/107988
* config/aarch64/aarch64.cc
(aarch64_vectorize_can_special_div_by_constant): Ensure input and output
RTL are registers.
2022-12-14 Martin Liska <mliska@suse.cz>
* doc/invoke.texi: Document ipa-sra-ptrwrap-growth-factor.
2022-12-14 Richard Biener <rguenther@suse.de>
PR tree-optimization/107617
* tree-ssa-sccvn.cc (vn_walk_cb_data::push_partial_def):
Handle negative pd.rhs_off.
(vn_reference_lookup_3): Properly provide pd.rhs_off
for .LEN_STORE on big-endian targets.
2022-12-13 Martin Jambor <mjambor@suse.cz>
* ipa-param-manipulation.cc
(ipa_param_body_adjustments::modify_expression): Bail out early if
there are no replacements.
(ipa_param_body_adjustments::modify_assignment): Likewise.
2022-12-13 Martin Jambor <mjambor@suse.cz>
* ipa-sra.cc (isra_param_desc): New fields safe_size,
conditionally_dereferenceable and safe_size_set.
(struct gensum_param_desc): New field conditionally_dereferenceable.
(struct isra_param_flow): Updated comment of field unit_size.
(ipa_sra_function_summaries::duplicate): Copy the new fields.
(isra_call_summary::dump): Dump unit_size when representing safe_size.
(dump_gensum_param_descriptor): Dump new flag.
(dump_isra_param_descriptor): Dump new fields.
(isra_analyze_call): Fill unit_size when it represents known safe
size.
(check_gensum_access): Instead of disqualifying pointers which are not
always dereference, mark them as conditionally dereferencable if loads
are frequent enough.
(process_scan_results): Copy the conditionally_dereferenceable flag.
(isra_write_node_summary): Stream new fields, or assert they are not
initialized yet.
(isra_read_node_info): Stream new fields.
(update_safe_size): New function.
(propagate_param_hints_accross_call): Propagate safe_sizes.
(propagate_hints_to_all_callees): New function.
(adjust_parameter_descriptions): Check conditionally_dereferenceable
candidates, rework dumping.
(ipa_sra_analysis): Move most of hint propagation for one node to
propagate_hints_to_all_callees. Add another loop to stabilize within
SCCs and another one to verify.
2022-12-13 Martin Jambor <mjambor@suse.cz>
* ipa-sra.cc (isra_param_desc): New field not_specially_constructed.
(struct isra_param_flow): New field constructed_for_calls.
(isra_call_summary::dump): Dump the new flag.
(loaded_decls): New variable.
(dump_isra_param_descriptor): New parameter hints, dump
not_specially_constructed if it is true.
(dump_isra_param_descriptors): New parameter hints, pass it to
dump_isra_param_descriptor.
(ipa_sra_function_summaries::duplicate): Duplicate new flag.
(create_parameter_descriptors): Adjust comment.
(get_gensum_param_desc): Bail out when decl2desc is NULL.
(scan_expr_access): Add loaded local variables to loaded_decls.
(scan_function): Survive if final_bbs is NULL.
(isra_analyze_call): Compute constructed_for_calls flag.
(process_scan_results): Be optimistic about size limits. Do not dump
computed param hints when dumpint IPA-SRA structures.
(isra_write_edge_summary): Stream constructed_for_calls.
(isra_read_edge_summary): Likewise.
(ipa_sra_dump_all_summaries): New parameter hints, pass it to
dump_isra_param_descriptor.
(flip_all_hints_pessimistic): New function.
(flip_all_param_hints_pessimistic): Likewise.
(propagate_param_hints): Likewise.
(disable_unavailable_parameters): Renamed to
adjust_parameter_descriptions. Expand size limits for parameters
which are specially contstructed by all callers. Check limits again.p
(ipa_sra_analysis): Pass required hints to ipa_sra_dump_all_summaries.
Add hint propagation.
(ipa_sra_summarize_function): Initialize and destory loaded_decls,
rearrange so that scan_function is called even when there are no
candidates.
* params.opt (ipa-sra-ptrwrap-growth-factor): New parameter.
2022-12-13 Martin Jambor <mjambor@suse.cz>
* ipa-sra.cc (ipa_sra_analysis): Move top-down analysis before
bottom-up analysis. Replace FOR_EACH_VEC_ELT with C++11 iteration.
2022-12-13 Martin Jambor <mjambor@suse.cz>
PR ipa/103585
* params.opt (ipa-sra-deref-prob-threshold): New parameter.
* doc/invoke.texi (ipa-sra-deref-prob-threshold): Document it.
* ipa-sra.cc (struct gensum_param_access): New field load_count.
(struct gensum_param_desc): New field safe_ref, adjusted comments.
(by_ref_count): Renamed to unsafe_by_ref_count, adjusted all uses.
(dump_gensum_access): Dump the new field.
(dump_gensum_param_descriptor): Likewise.
(create_parameter_descriptors): Set safe_ref field, move setting
by_ref forward. Only increment unsafe_by_ref_count for unsafe
by_ref parameters.
(allocate_access): Initialize new field.
(mark_param_dereference): Adjust indentation. Only add data to
bb_dereferences for unsafe by_ref parameters.
(scan_expr_access): For loads, accumulate BB counts.
(dereference_probable_p): New function.
(check_gensum_access): Fix leading comment, add parameter FUN.
Check cumulative counts of loads for safe by_ref accesses instead
of dereferences.
(process_scan_results): Do not propagate dereference distances for
safe by_ref parameters. Pass fun to check_gensum_access. Safe
by_ref params do not need the postdominance check.
2022-12-13 Martin Jambor <mjambor@suse.cz>
* ipa-cp.cc (clone_for_param_removal_p): New function.
(estimate_local_effects): Call it before considering cloning
just to remove unused parameters.
2022-12-13 Martin Jambor <mjambor@suse.cz>
PR ipa/103227
* ipa-param-manipulation.h (class ipa_param_adjustments): Removed
member function get_updated_index_or_split.
(class ipa_param_body_adjustments): New overload of
register_replacement, new member function append_init_stmts, new
member m_split_agg_csts_inits.
* ipa-param-manipulation.cc: Include ipa-prop.h.
(ipa_param_adjustments::get_updated_index_or_split): Removed.
(ipa_param_body_adjustments::register_replacement): New overload, use
it from the older one.
(ipa_param_body_adjustments::common_initialization): Added the
capability to create replacements for conflicting IPA-CP discovered
constants.
(ipa_param_body_adjustments::ipa_param_body_adjustments): Construct
the new member.
(ipa_param_body_adjustments::append_init_stmts): New function.
* ipa-sra.cc: Include ipa-prop.h.
(push_param_adjustments_for_index): Require IPA-CP transformation
summary as a parameter, do not create replacements which are known to
have constant values.
(process_isra_node_results): Find and pass to the above function the
IPA-CP transformation summary.
* ipa-prop.cc (adjust_agg_replacement_values): Remove the
functionality replacing IPA-SRA created scalar parameters with
constants. Simplify, do not require parameter descriptors, do not
return anything.
(ipcp_transform_function): Simplify now that
adjust_agg_replacement_values does not change cfg. Move definition
and initialization of descriptors lower.
* tree-inline.cc (tree_function_versioning): Call append_init_stmts of
param_body_adjs, if there are any.
2022-12-13 Martin Jambor <mjambor@suse.cz>
* ipa-prop.cc (useful_ipcp_transformation_info_p): New function.
(write_ipcp_transformation_info): Added a parameter, simplified
given that is known not to be NULL.
(ipcp_write_transformation_summaries): Write out all useful
transformation summaries.
(read_ipcp_transformation_info): Simplify given that some info
will be read.
(read_replacements_section): Remove assert.
* lto-cgraph.cc (add_node_to): Also set encode_body for clones.
* lto-streamer-out.cc (lto_output): Do not output virtual clones.
2022-12-13 Jakub Jelinek <jakub@redhat.com>
PR target/108044
* config/i386/i386.md (*concat<half><mode>3_5, *concat<mode><dwi>3_6,
*concat<mode><dwi>3_7): Split alternative with =ro output constraint
into =r,o,o and use Wd input constraint for the last alternative which
is enabled for TARGET_64BIT. Reject ix86_endbr_immediate_operand
in the input constant.
2022-12-13 Tamar Christina <tamar.christina@arm.com>
* config/aarch64/aarch64.md (tbranch_<code><mode>3): Use gen_int_mode.
2022-12-13 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/108064
* tree-vect-patterns.cc (vect_recog_rotate_pattern): Pass uvectype
as 4th argument to append_pattern_def_seq for statements with lhs
with utype type.
2022-12-13 Richard Biener <rguenther@suse.de>
PR tree-optimization/105801
* tree-ssa-ccp.cc (likely_value): .DEFERRED_INIT produces
UNDEFINED.
* doc/invoke.texi (ftrivial-auto-var-init): Explicitely
mention we treat variables without an initializer as
undefined also for optimization purposes.
2022-12-13 Tom Tromey <tom@tromey.com>
Mark Wielaard <mark@klomp.org>
Marc Poulhiès <dkm@kataplop.net>
* dwarf2out.cc (is_rust): New.
(base_type_die): Use DW_ATE_UTF for the Rust 'char' type.
(gen_compile_unit_die): Handle "GNU Rust".
2022-12-13 Richard Biener <rguenther@suse.de>
PR tree-optimization/108076
* tree-if-conv.cc (if_convertible_loop_p_1): Reject blocks
with non-local or forced labels that we later remove
labels from.
2022-12-13 Haochen Gui <guihaoc@gcc.gnu.org>
* config/rs6000/rs6000.md (cbranchcc4): New expander.
2022-12-13 Haochen Gui <guihaoc@gcc.gnu.org>
* optabs.cc (prepare_cmp_insn): Return a NULL rtx other than
assertion failure when targets don't have cbranch optab or
predicate check fails.
2022-12-12 Wilco Dijkstra <wilco.dijkstra@arm.com>
* config/aarch64/aarch64.cc (aarch64_rtx_costs): Add correct costs
for 24-bit and 12-bit shifted immediate add/sub.
(TARGET_CONST_ANCHOR): Define.
* config/aarch64/predicates.md (aarch64_pluslong_immediate):
Fix range check.
2022-12-12 Tamar Christina <tamar.christina@arm.com>
* match.pd: Add new rule.
2022-12-12 Tamar Christina <tamar.christina@arm.com>
* config/aarch64/aarch64.cc (aarch64_can_change_mode_class): Restrict
conversions between partial struct types properly.
2022-12-12 Tamar Christina <tamar.christina@arm.com>
* config/aarch64/aarch64.md (*tb<optab><mode>1): Rename to...
(*tb<optab><ALLI:mode><GPI:mode>1): ... this.
(tbranch_<code><mode>4): New.
* config/aarch64/iterators.md(ZEROM, zerom): New.
2022-12-12 Tamar Christina <tamar.christina@arm.com>
* dojump.cc (do_jump): Pass along value.
(do_jump_by_parts_greater_rtx): Likewise.
(do_jump_by_parts_zero_rtx): Likewise.
(do_jump_by_parts_equality_rtx): Likewise.
(do_compare_rtx_and_jump): Likewise.
(do_compare_and_jump): Likewise.
* dojump.h (do_compare_rtx_and_jump): New.
* optabs.cc (emit_cmp_and_jump_insn_1): Refactor to take optab to check.
(validate_test_and_branch): New.
(emit_cmp_and_jump_insns): Optiobally take a value, and when value is
supplied then check if it's suitable for tbranch.
* optabs.def (tbranch_eq$a4, tbranch_ne$a4): New.
* doc/md.texi (tbranch_@var{op}@var{mode}4): Document it.
* optabs.h (emit_cmp_and_jump_insns): New.
* tree.h (tree_zero_one_valued_p): New.
2022-12-12 Tamar Christina <tamar.christina@arm.com>
* config/aarch64/aarch64-simd.md (*aarch64_simd_movv2hf): New.
(mov<mode>, movmisalign<mode>, aarch64_dup_lane<mode>,
aarch64_store_lane0<mode>, aarch64_simd_vec_set<mode>,
@aarch64_simd_vec_copy_lane<mode>, vec_set<mode>,
reduc_<optab>_scal_<mode>, reduc_<fmaxmin>_scal_<mode>,
aarch64_reduc_<optab>_internal<mode>, aarch64_get_lane<mode>,
vec_init<mode><Vel>, vec_extract<mode><Vel>): Support V2HF.
(aarch64_simd_dupv2hf): New.
* config/aarch64/aarch64.cc (aarch64_classify_vector_mode):
Add E_V2HFmode.
* config/aarch64/iterators.md (VHSDF_P): New.
(V2F, VMOVE, nunits, Vtype, Vmtype, Vetype, stype, VEL,
Vel, q, vp): Add V2HF.
* config/arm/types.md (neon_fp_reduc_add_h): New.
2022-12-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64-c.cc (aarch64_update_cpp_builtins): Define
__ARM_FEATURE_PAUTH and __ARM_FEATURE_BTI when appropriate.
* config/aarch64/aarch64.h (TARGET_BTI): Define.
2022-12-12 Richard Biener <rguenther@suse.de>
* genmatch.cc (dt_simplify::gen): Revert last change.
* match.pd: Revert simplification of CONSTUCTOR leaf handling.
(&x cmp SSA_NAME): Handle ADDR_EXPR in SSA defs.
* fold-const.cc (split_address_to_core_and_offset): Handle
ADDR_EXPRs in SSA defs.
(address_compare): Likewise.
2022-12-12 Richard Biener <rguenther@suse.de>
PR tree-optimization/89317
* tree-ssa-ccp.cc (ccp_fold): Handle GIMPLE_COND via
gimple_fold_stmt_to_constant_1.
* match.pd (&a != &a + c): Apply to pointer_plus with non-ADDR_EXPR
base as well.
2022-12-11 Richard Biener <rguenther@suse.de>
PR tree-optimization/89317
* match.pd ((p + b) - &p->c -> b - offsetof(c)): New patterns.
2022-12-11 Richard Biener <rguenther@suse.de>
* genmatch.cc (dt_node::gen_kids): Handle ADDR_EXPR in both
the GENERIC and GIMPLE op position.
(dt_simplify::gen): Capture both GENERIC and GIMPLE op
position for ADDR_EXPR and CONSTRUCTOR.
* match.pd: Simplify CONSTRUCTOR leaf handling.
2022-12-11 Richard Biener <rguenther@suse.de>
PR tree-optimization/106904
* tree.h (strip_zero_offset_components): Declare.
* tree.cc (strip_zero_offset_components): Define.
* tree-vect-data-refs.cc (vect_create_addr_base_for_vector_ref):
Strip zero offset components before building the address.
2022-12-10 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/107997
* tree-ssa-loop-ivopts.cc: Include cfganal.h.
(create_new_iv) <case IP_END>: If ip_end_pos bb is non-empty and ends
with a stmt which ends bb, instead of adding iv update after it split
the latch edge and insert iterator into the new latch bb.
2022-12-09 Jiufu Guo <guojiufu@linux.ibm.com>
* config/rs6000/rs6000.cc (rs6000_emit_set_const): Remove copy_rtx.
(rs6000_emit_set_long_const): Likewise.
2022-12-09 Martin Liska <mliska@suse.cz>
* config/i386/i386-builtins.cc (fold_builtin_cpu): Use same path
as for PR103661.
* doc/extend.texi: Fix "x86-64" use.
2022-12-09 Sebastian Huber <sebastian.huber@embedded-brains.de>
* config/rtems.h (SUBTARGET_CC1_SPEC): Rename to...
(OS_CC1_SPEC): ...this.
* gcc.cc (SUBTARGET_CC1_SPEC): Rename to...
(OS_CC1_SPEC): ...this.
2022-12-09 David Malcolm <dmalcolm@redhat.com>
* Makefile.in (ANALYZER_OBJS): Update for renaming of
analyzer/region-model-impl-calls.cc to analyzer/kf.cc.
2022-12-09 liuhongt <hongtao.liu@intel.com>
* doc/invoke.texi (x86 options): Document
-mlam={none,u48,u57}.
* config/i386/i386-opts.h (enum lam_type): New enum.
* config/i386/i386.cc (ix86_memtag_can_tag_addresses): New.
(ix86_memtag_set_tag): Ditto.
(ix86_memtag_extract_tag): Ditto.
(ix86_memtag_add_tag): Ditto.
(ix86_memtag_tag_size): Ditto.
(ix86_memtag_untagged_pointer): Ditto.
(TARGET_MEMTAG_CAN_TAG_ADDRESSES): New.
(TARGET_MEMTAG_ADD_TAG): Ditto.
(TARGET_MEMTAG_SET_TAG): Ditto.
(TARGET_MEMTAG_EXTRACT_TAG): Ditto.
(TARGET_MEMTAG_UNTAGGED_POINTER): Ditto.
(TARGET_MEMTAG_TAG_SIZE): Ditto.
(IX86_HWASAN_SHIFT): Ditto.
(IX86_HWASAN_TAG_SIZE): Ditto.
* config/i386/i386-expand.cc (ix86_expand_call): Untag code
pointer.
* config/i386/i386-options.cc (ix86_option_override_internal):
Error when enable -mlam=[u48|u57] for 32-bit code.
* config/i386/i386.opt: Add -mlam=[none|u48|u57].
* config/i386/i386-protos.h (ix86_memtag_untagged_pointer):
Declare.
(ix86_memtag_can_tag_addresses): Ditto.
2022-12-08 Marek Polacek <polacek@redhat.com>
* doc/invoke.texi (-fsanitize=address): Suggest options to improve
stack traces.
2022-12-08 Eugene Rozenfeld <erozen@microsoft.com>
PR ipa/108000
* ipa-cp.cc (ipcp_propagate_stage): Fix profile count comparison
2022-12-08 David Faust <david.faust@oracle.com>
* config/bpf/bpf.md (bswap<mode>2): New define_insn.
2022-12-08 Sebastian Pop <spop@amazon.com>
PR target/98776
* config/aarch64/aarch64-protos.h (aarch64_output_patchable_area):
Declared.
* config/aarch64/aarch64.cc (aarch64_print_patchable_function_entry):
Emit an UNSPECV_PATCHABLE_AREA pseudo instruction.
(aarch64_output_patchable_area): New.
* config/aarch64/aarch64.md (UNSPECV_PATCHABLE_AREA): New.
(patchable_area): Define.
2022-12-08 Jakub Jelinek <jakub@redhat.com>
PR debug/106719
* cfgbuild.cc (find_bb_boundaries): If there are NOTEs in between
debug_insn (seen after flow_transfer_insn) and insn, move NOTEs
before all the DEBUG_INSNs and split after NOTEs. If there are
other insns like jump table data, clear debug_insn.
2022-12-08 Jakub Jelinek <jakub@redhat.com>
PR target/107627
* config/i386/i386.md (HALF, half): New mode attributes.
(*concat<half><mode>3_5, *concat<mode><dwi>3_6,
*concat<mode><dwi>3_7): New define_insn_and_split patterns.
2022-12-08 Andrew MacLeod <amacleod@redhat.com>
PR tree-optimization/107985
* gimple-range-op.cc
(gimple_range_op_handler::gimple_range_op_handler): Check if type
of the operands is supported.
* gimple-range.cc (gimple_ranger::prefill_stmt_dependencies): Do
not assert if here is no range-op handler.
2022-12-08 Jiufu Guo <guojiufu@linux.ibm.com>
* config/rs6000/predicates.md: Use sext_hwi.
* config/rs6000/rs6000.cc (num_insns_constant_gpr): Likewise.
(darwin_rs6000_legitimate_lo_sum_const_p): Likewise.
(mem_operand_gpr): Likewise.
(mem_operand_ds_form): Likewise.
(rs6000_legitimize_address): Likewise.
(rs6000_emit_set_const): Likewise.
(rs6000_emit_set_long_const): Likewise.
(print_operand): Likewise.
(constant_generates_xxspltiw): Remove unnecessary expressions.
* config/rs6000/rs6000.md: Use sext_hwi.
2022-12-08 Richard Biener <rguenther@suse.de>
PR tree-optimization/107699
* match.pd (&a !=/== &a.b + c -> (&a - &a.b) !=/== c): New
pattern variant.
2022-12-08 Jakub Jelinek <jakub@redhat.com>
* range-op-float.cc (frange_nextafter): For MODE_COMPOSITE_P from
denormal or zero, use real_nextafter on DFmode with conversions
around it.
(frange_arithmetic): For mode_composite, on top of rounding in the
right direction accept extra 1ulp error for PLUS/MINUS_EXPR, extra
2ulps error for MULT_EXPR and extra 3ulps error for RDIV_EXPR.
2022-12-08 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/107967
* range-op-float.cc (frange_arithmetic): Fix a thinko - if
inf is negative, use nextafter if !real_less (&result, &value)
rather than if real_less (&result, &value). If result is +-INF
while value is finite and -fno-rounding-math, don't do rounding
if !inexact or if result is significantly above max representable
value or below min representable value.
2022-12-07 Max Filippov <jcmvbkbc@gmail.com>
* config.gcc (xtensa*-*-*): Add xtensa-dynconfig.o to extra_objs.
* config/xtensa/t-xtensa (TM_H): Add xtensa-dynconfig.h.
(xtensa-dynconfig.o): New rule.
* config/xtensa/xtensa-dynconfig.c: New file.
* config/xtensa/xtensa-protos.h (xtensa_get_config_strings): New
declaration.
* config/xtensa/xtensa.h (xtensa-config.h): Replace #include
with xtensa-dynconfig.h
(XCHAL_HAVE_MUL32_HIGH, XCHAL_HAVE_RELEASE_SYNC)
(XCHAL_HAVE_S32C1I, XCHAL_HAVE_THREADPTR)
(XCHAL_HAVE_FP_POSTINC): Drop definitions.
(TARGET_DIV32): Replace with __XCHAL_HAVE_DIV32.
(TARGET_CPU_CPP_BUILTINS): Add new 'builtin' variable and loop
through string array returned by the xtensa_get_config_strings
function call.
2022-12-07 Wilco Dijkstra <wilco.dijkstra@arm.com>
PR target/108006
* config/aarch64/aarch64.cc (aarch64_expand_sve_const_vector):
Fix call to aarch64_move_imm to use SI/DI.
2022-12-07 Richard Biener <rguenther@suse.de>
PR ipa/105676
* ipa-pure-const.cc (ipa_make_function_pure): Skip also
for functions already being const.
2022-12-07 Hongyu Wang <hongyu.wang@intel.com>
* config/i386/x86-tune.def (X86_TUNE_AVOID_256FMA_CHAINS): Add
m_SAPPHIRERAPIDS, m_ALDERLAKE and m_CORE_ATOM.
2022-12-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
PR target/107920
* config/aarch64/aarch64-sve-builtins-base.cc: Use
gsi_replace_with_seq_vops to handle virtual operands, and gate
the transform on !flag_non_call_exceptions.
* gimple-fold.cc (gsi_replace_with_seq_vops): Make function non static.
* gimple-fold.h (gsi_replace_with_seq_vops): Declare.
2022-12-07 liuhongt <hongtao.liu@intel.com>
PR target/107970
* config/i386/mmx.md (btruncv2sf2): Add TARGET_MMX_WITH_SSE to
the condition.
2022-12-06 Wilco Dijkstra <wilco.dijkstra@arm.com>
* config/aarch64/aarch64.cc (aarch64_bitmask_imm): Use unsigned type.
(aarch64_is_mov_xn_imm): New function.
(aarch64_move_imm): Refactor, assert mode is SImode or DImode.
(aarch64_internal_mov_immediate): Assert mode is SImode or DImode.
Simplify special cases.
(aarch64_uimm12_shift): Simplify code.
(aarch64_clamp_to_uimm12_shift): Likewise.
(aarch64_movw_imm): Rename to aarch64_is_movz.
(aarch64_float_const_rtx_p): Pass either SImode or DImode to
aarch64_internal_mov_immediate.
(aarch64_rtx_costs): Likewise.
* config/aarch64/aarch64.md (movdi_aarch64): Merge 'N' and 'M'
constraints into single 'O'.
(mov<mode>_aarch64): Likewise.
* config/aarch64/aarch64-protos.h (aarch64_move_imm): Use unsigned.
(aarch64_bitmask_imm): Likewise.
(aarch64_uimm12_shift): Likewise.
(aarch64_is_mov_xn_imm): New prototype.
* config/aarch64/constraints.md: Add 'O' for 32/64-bit immediates,
limit 'N' to 64-bit only moves.
2022-12-06 Qing Zhao <qing.zhao@oracle.com>
* attribs.cc (strict_flex_array_level_of): New function.
* attribs.h (strict_flex_array_level_of): Prototype for new function.
* doc/invoke.texi: Update -Warray-bounds by specifying the impact from
-fstrict-flex-arrays. Also update -Warray-bounds=2 by eliminating its
impact on treating trailing arrays as flexible array members.
* gimple-array-bounds.cc (get_up_bounds_for_array_ref): New function.
(check_out_of_bounds_and_warn): New function.
(array_bounds_checker::check_array_ref): Update with call to the above
new functions.
* tree.cc (array_ref_flexible_size_p): Add one new argument.
(component_ref_sam_type): New function.
(component_ref_size): Control with level of strict-flex-array.
* tree.h (array_ref_flexible_size_p): Update prototype.
(enum struct special_array_member): Add two new enum values.
(component_ref_sam_type): New prototype.
2022-12-06 David Malcolm <dmalcolm@redhat.com>
* doc/analyzer.texi: Drop out-of-date ideas for other checkers.
2022-12-06 David Malcolm <dmalcolm@redhat.com>
* Makefile.in (ANALYZER_OBJS): Add analyzer/call-details.o,
analyzer/kf-analyzer.o, and kf-lang-cp.o.
2022-12-06 Marcel Vollweiler <marcel@codesourcery.com>
* gimplify.cc (optimize_target_teams): Set initial num_teams_upper
to "-2" instead of "1" for non-existing num_teams clause in order to
disambiguate from the case of an existing num_teams clause with value 1.
2022-12-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
PR target/107987
* config/arm/mve.md (mve_vcmp<mve_cmp_op>q_n_<mode>,
@mve_vcmp<mve_cmp_op>q_n_f<mode>): Apply vec_duplicate to scalar
operand.
2022-12-06 Jakub Jelinek <jakub@redhat.com>
PR target/107969
* config/i386/i386.md (cbranchbf4, cstorebf4): Guard expanders
with the same condition as cbranchsf4 or cstoresf4 expanders.
2022-12-06 Richard Biener <rguenther@suse.de>
PR tree-optimization/104475
* pointer-query.h (access_ref::ref_nullptr_p): New flag.
* pointer-query.cc (access_ref::access_ref): Initialize
ref_nullptr_p.
(compute_objsize_r): Set ref_nullptr_p if we treat it that way.
(access_ref::inform_access): If ref was treated as nullptr
based, indicate that.
2022-12-06 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/107972
* range-op-float.cc (frange_drop_infs): New function.
(float_binary_op_range_finish): Add DIV_OP2 argument. If DIV_OP2 is
false and lhs is finite or if DIV_OP2 is true and lhs is non-zero and
not NAN, r must be finite too.
(foperator_div::op2_range): Pass true to DIV_OP2 of
float_binary_op_range_finish.
2022-12-06 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/107975
* range-op-float.cc (foperator_mult::op1_range,
foperator_div::op1_range, foperator_div::op2_range): Just
return float_binary_op_range_finish result if lhs is known
NAN, or the other operand is known NAN or UNDEFINED.
2022-12-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
* config/aarch64/aarch64.cc (aarch64_expand_vector_init): Use dup
and zip1 for interleaving elements in vector initializer.
2022-12-05 Richard Biener <rguenther@suse.de>
PR middle-end/40635
* tree-into-ssa.cc (rewrite_update_phi_arguments): Only
update the argument when the reaching definition is different
from the current argument. Keep an existing argument
location.
2022-12-05 Richard Biener <rguenther@suse.de>
PR tree-optimization/106868
* gimple-ssa-warn-access.cc (pass_waccess::gimple_call_return_arg_ref):
Inline into single user ...
(pass_waccess::check_dangling_uses): ... here and adjust the
call and the PHI case to require that ref.aref is the address
of the decl.
2022-12-05 Jakub Jelinek <jakub@redhat.com>
PR middle-end/106805
* match.pd (cmp @0 REAL_CST@1): Don't optimize x cmp NaN
or NaN cmp x to false/true for cmp >/>=/</<= if -ftrapping-math.
2022-12-05 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/107879
* range-op-float.cc (foperator_mult::op1_range): If both
lhs and op2 ranges contain zero or both ranges contain
some infinity, set r range to zero_to_inf_range depending on
signbit_known_p.
(foperator_div::op2_range): Similarly for lhs and op1 ranges.
(foperator_div::op1_range): If lhs range contains zero and op2
range contains some infinity or vice versa, set r range to
zero_to_inf_range depending on signbit_known_p.
(foperator_div::rv_fold): Fix up condition for returning known NAN.
2022-12-05 Richard Biener <rguenther@suse.de>
PR tree-optimization/107833
PR tree-optimization/107839
* cfghooks.cc: Include tree.h.
* tree-ssa-loop-im.cc (movement_possibility): Wrap and
make stmts using any ssa_name_maybe_undef_p operand
to preserve execution.
(loop_invariant_motion_in_fun): Call mark_ssa_maybe_undefs
to init maybe-undefined status.
* tree-ssa-loop-ivopts.cc (ssa_name_maybe_undef_p,
ssa_name_set_maybe_undef, ssa_name_any_use_dominates_bb_p,
mark_ssa_maybe_undefs): Move ...
* tree-ssa.cc: ... here.
* tree-ssa.h (ssa_name_any_use_dominates_bb_p,
mark_ssa_maybe_undefs): Declare.
(ssa_name_maybe_undef_p, ssa_name_set_maybe_undef): Define.
2022-12-05 Andrew Pinski <pinskia@gmail.com>
PR tree-optimization/107956
* tree-vect-patterns.cc (vect_recog_mask_conversion_pattern):
Check for NULL LHS on masked loads.
2022-12-05 Kewen Lin <linkw@linux.ibm.com>
Richard Sandiford <richard.sandiford@arm.com>
PR tree-optimization/107412
* gimple-fold.cc (gimple_fold_partial_load_store_mem_ref): Use
untruncated type for the length, and avoid to_constant and tree
arithmetic for subtraction.
2022-12-02 Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
Jason Merrill <jason@redhat.com>
* function.cc (init_function_start): Use DECL_RESULT location
for -Waggregate-return warning.
2022-12-02 Andrew MacLeod <amacleod@redhat.com>
* fold-const.cc (fold_unary_loc): Check TREE_TYPE of node.
(tree_invalid_nonnegative_warnv_p): Likewise.
2022-12-02 Jason Merrill <jason@redhat.com>
* gcc.cc (validate_switches): Reset suffix/starred on loop.
2022-12-02 Vladimir N. Makarov <vmakarov@redhat.com>
* lra-constraints.cc (curr_insn_transform): Check available hard
regs for pseudo and its subreg to decide what to reload.
2022-12-02 liuhongt <hongtao.liu@intel.com>
* config/i386/i386-expand.cc
(ix86_expand_fast_convert_bf_to_sf): Use extendbfsf2_1 for
nonimmediate operand.
2022-12-02 Martin Liska <mliska@suse.cz>
* configure: Regenerate.
2022-12-02 Jakub Jelinek <jakub@redhat.com>
PR target/106577
* config/i386/i386-expand.cc (ix86_vector_duplicate_value): Save/restore
recog_data around recog_memoized calls.
2022-12-02 Michael Collison <collison@rivosinc.com>
* match.pd ((x & 0x1) == 0) ? y : z <op> y
-> (-(typeof(y))(x & 0x1) & z) <op> y.
2022-12-02 Richard Biener <rguenther@suse.de>
PR tree-optimization/107946
* params.opt (-param=max-unswitch-depth=): New.
* doc/invoke.texi (--param=max-unswitch-depth): Document.
* tree-ssa-loop-unswitch.cc (init_loop_unswitch_info): Honor
--param=max-unswitch-depth
2022-12-02 Eric Gallager <egallager@gcc.gnu.org>
PR bootstrap/59447
* configure: Regenerate.
* configure.ac: Document --with-dwarf2 flag as also
applying to later DWARF standards.
* doc/install.texi: Likewise.
2022-12-02 liuhongt <hongtao.liu@intel.com>
PR target/107934
* config/i386/i386.md (extendbfsf2_1): Change type from
sseishft to sseishft1.
2022-12-01 Alex Coplan <alex.coplan@arm.com>
* varasm.cc (assemble_variable): Fix type confusion bug when
checking for ".vtable_map_vars" section.
2022-12-01 Ju-Zhe Zhong <juzhe.zhong@rivai.ai>
* config/riscv/riscv-v.cc (emit_pred_op): Adapt for mask mode.
* config/riscv/vector.md: Remove Tail && make policy operand for mask mode mov.
2022-12-01 Ju-Zhe Zhong <juzhe.zhong@rivai.ai>
* config/riscv/riscv-protos.h (enum vlmul_type): New enum.
(get_vlmul): New function.
(get_ratio): Ditto.
* config/riscv/riscv-v.cc (struct mode_vtype_group): New struct.
(ENTRY): Adapt for attributes.
(enum vlmul_type): New enum.
(get_vlmul): New function.
(get_ratio): New function.
* config/riscv/riscv-vector-switch.def (ENTRY): Adapt for attributes.
* config/riscv/riscv.cc (ENTRY): Ditto.
* config/riscv/vector.md (false,true): Add attributes.
2022-12-01 Ju-Zhe Zhong <juzhe.zhong@rivai.ai>
* config/riscv/constraints.md (Wdm): New constraint.
* config/riscv/predicates.md (direct_broadcast_operand): New predicate.
* config/riscv/riscv-protos.h (RVV_VLMAX): New macro.
(emit_pred_op): Refine function.
* config/riscv/riscv-selftests.cc (run_const_vector_selftests): New function.
(run_broadcast_selftests): Ditto.
(BROADCAST_TEST): New tests.
(riscv_run_selftests): More tests.
* config/riscv/riscv-v.cc (emit_pred_move): Refine function.
(emit_vlmax_vsetvl): Ditto.
(emit_pred_op): Ditto.
(expand_const_vector): New function.
(legitimize_move): Add constant vector support.
* config/riscv/riscv.cc (riscv_print_operand): New asm print rule for const vector.
* config/riscv/riscv.h (X0_REGNUM): New macro.
* config/riscv/vector-iterators.md: New attribute.
* config/riscv/vector.md (vec_duplicate<mode>): New pattern.
(@pred_broadcast<mode>): New pattern.
2022-12-01 Paul-Antoine Arras <pa@codesourcery.com>
* config/gcn/gcn-opts.h (TARGET_FIJI): -march=fiji.
(TARGET_VEGA10): -march=gfx900.
(TARGET_VEGA20): -march=gfx906.
(TARGET_GFX908): -march=gfx908.
(TARGET_GFX90a): -march=gfx90a.
* config/gcn/gcn.h (TARGET_CPU_CPP_BUILTINS): Define a builtin that
uniquely maps to '-march'.
2022-12-01 Richard Biener <rguenther@suse.de>
PR tree-optimization/107937
* gimple-predicate-analysis.h (predicate::is_true): New.
(predicate::is_false): Likewise.
(predicate::empty_val): Likewise.
(uninit_analysis::uninit_analysis): Properly initialize
def_preds.
* gimple-predicate-analysis.cc (simplify_1b): Indicate
whether the chain became empty.
(predicate::simplify): Release emptied chain before removing it.
(predicate::normalize): Replace temporary object with assertion.
(uninit_analysis::is_use_guarded): Deal with predicates
that simplify to true/false.
2022-12-01 Richard Biener <rguenther@suse.de>
PR tree-optimization/107935
* tree-ssa-sccvn.cc (visit_phi): Honor forced VARYING on
backedges.
2022-12-01 Jakub Jelinek <jakub@redhat.com>
PR target/107627
* config/i386/i386.md (*concat<mode><dwi>3_1, *concat<mode><dwi>3_2):
For operands which are zero_extend arguments allow memory if
output operand is a register.
(*concat<mode><dwi>3_3, *concat<mode><dwi>3_4): Likewise. If
both input operands are memory, use early clobber on output operand.
* config/i386/i386-expand.cc (split_double_concat): Deal with corner
cases where one input is memory and the other is not and the address
of the memory input uses a register we'd overwrite before loading
the memory into a register.
2022-12-01 Haochen Gui <guihaoc@gcc.gnu.org>
* config/rs6000/rs6000-call.cc (swap_endian_selector_for_mode):
Corrects comments of this function and make them clear.
2022-12-01 liuhongt <hongtao.liu@intel.com>
PR target/107863
* config/i386/i386-expand.cc (ix86_expand_vec_set_builtin):
Convert op1 to target mode whenever mode mismatch.
2022-12-01 David Malcolm <dmalcolm@redhat.com>
PR analyzer/106626
* diagnostic-path.h
(diagnostic_path::get_first_event_in_a_function): New decl.
* diagnostic.cc (diagnostic_path::get_first_event_in_a_function):
New.
(diagnostic_path::interprocedural_p): Ignore leading events that
are outside of any function.
2022-12-01 David Malcolm <dmalcolm@redhat.com>
* Makefile.in (ANALYZER_OBJS): Add analyzer/bounds-checking.o.
2022-12-01 Haochen Gui <guihaoc@gcc.gnu.org>
PR target/100866
* config/rs6000/rs6000-call.cc (swap_endian_selector_for_mode):
Generate permute index directly for little endian targets.
* config/rs6000/vsx.md (revb_<mode>): Call vprem directly with
corresponding permute indexes.
2022-11-30 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.md (addvdi3): Force operand 2 to a register.
Remove "addi,tsv,*" instruction from unamed pattern.
(subvdi3): Force operand 1 to a register.
Remove "subi,tsv" instruction from from unamed pattern.
2022-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64.md (aarch64_cpymemdi): Specify clobber of CC reg.
(*aarch64_cpymemdi): Likewise.
(aarch64_movmemdi): Likewise.
(aarch64_setmemdi): Likewise.
(*aarch64_setmemdi): Likewise.
2022-11-30 Martin Liska <mliska@suse.cz>
* tree-switch-conversion.cc (bit_test_cluster::emit): Remove
dead variable bt_range.
2022-11-30 Iskander Shakirzyanov <iskander@ispras.ru>
Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
PR driver/107787
* common.opt (Warray-bounds): Turn into alias of
-Warray-bounds=1.
* builtins.cc (c_strlen): Use OPT_Warray_bounds_
instead of OPT_Warray_bounds.
* diagnostic-spec.cc (nowarn_spec_t::nowarn_spec_t): Ditto.
* gimple-array-bounds.cc (array_bounds_checker::check_array_ref,
array_bounds_checker::check_mem_ref,
array_bounds_checker::check_addr_expr,
array_bounds_checker::check_array_bounds): Ditto.
* gimple-ssa-warn-restrict.cc (maybe_diag_access_bounds): Ditto.
2022-11-30 Martin Liska <mliska@suse.cz>
PR tree-optimization/101301
PR tree-optimization/103680
* tree-switch-conversion.cc (bit_test_cluster::emit):
Handle correctly remaining probability.
(switch_decision_tree::try_switch_expansion): Fix BB's count
where a cluster expansion happens.
(switch_decision_tree::emit_cmp_and_jump_insns): Fill up also
BB count.
(switch_decision_tree::do_jump_if_equal): Likewise.
(switch_decision_tree::emit_case_nodes): Handle special case
for BT expansion which can also fallback to a default BB.
* tree-switch-conversion.h (cluster::cluster): Add
m_default_prob probability.
2022-11-30 Richard Biener <rguenther@suse.de>
PR tree-optimization/107919
* gimple-predicate-analysis.cc (simplify_1): Rename to ...
(simplify_1a): .. this.
(simplify_1b): New.
(predicate::simplify): Call both simplify_1a and simplify_1b.
2022-11-30 Richard Biener <rguenther@suse.de>
* tree-ssa-uninit.cc (find_uninit_use): Dump the edge for a
PHI node.
2022-11-30 Richard Biener <rguenther@suse.de>
PR tree-optimization/107919
* gimple-predicate-analysis.cc (predicate::simplify_2):
Handle predicates of arbitrary length.
2022-11-30 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/107835
* tree-chrec.cc (chrec_apply): Don't handle "{a, +, a} (x-1)"
as "a*x" if type is a pointer type.
2022-11-30 Paul-Antoine Arras <pa@codesourcery.com>
* config/gcn/gcn.cc (gcn_omp_device_kind_arch_isa): Add gfx803.
* config/gcn/t-omp-device: Add gfx803.
2022-11-30 Lulu Cheng <chenglulu@loongson.cn>
* config/loongarch/linux.h (STACK_CHECK_MOVING_SP):
Define this macro to 1.
* config/loongarch/loongarch.cc (STACK_CLASH_PROTECTION_GUARD_SIZE):
Size of guard page.
(loongarch_first_stack_step): Return the size of the first drop stack
according to whether stack checking is performed.
(loongarch_emit_probe_stack_range): Adjust the method of stack checking in prologue.
(loongarch_output_probe_stack_range): Delete useless code.
(loongarch_expand_prologue): Adjust the method of stack checking in prologue.
(loongarch_option_override_internal): Enforce that interval is the same
size as size so the mid-end does the right thing.
* config/loongarch/loongarch.h (STACK_CLASH_MAX_UNROLL_PAGES):
New macro decide whether to loop stack detection.
2022-11-30 David Malcolm <dmalcolm@redhat.com>
PR analyzer/103546
* doc/invoke.texi (Static Analyzer Options): Add isatty, ferror,
fileno, and getc to the list of functions known to the analyzer.
2022-11-29 Richard Biener <rguenther@suse.de>
PR tree-optimization/107852
* tree-ssa-sccvn.cc (visit_phi): Use equivalences recorded
as predicated values to elide more redundant PHIs.
2022-11-29 Richard Biener <rguenther@suse.de>
PR tree-optimization/106995
* tree-if-conv.cc (pass_if_conversion::execute): Also redirect the
versioning condition to the original loop if this very loop
vanished during CFG cleanup.
2022-11-29 Richard Biener <rguenther@suse.de>
PR tree-optimization/107898
* gimple-ssa-warn-alloca.cc (alloca_call_type): Check
the type of the alloca argument is compatible with size_t
before querying ranges.
2022-11-29 Richard Biener <rguenther@suse.de>
PR ipa/107897
* multiple_target.cc (pass_target_clone::gate): Disable
after errors.
2022-11-29 Martin Liska <mliska@suse.cz>
* configure: Regenerate.
2022-11-29 YunQiang Su <yunqiang.su@cipunited.com>
* configure.ac: add description for
AC_DEFINE(ENABLE_MULTIARCH, 1)
2022-11-28 Andrew Pinski <apinski@marvell.com>
* match.pd ((A / (1 << B)) -> (A >> B).):
Fix comment.
2022-11-28 Sinan <sinan.lin@linux.alibaba.com>
* config/riscv/riscv.cc (riscv_build_integer): Improve some cases
of loading 64bit constants for rv32.
2022-11-28 Maciej W. Rozycki <macro@embecosm.com>
* config/riscv/riscv.cc (riscv_emit_int_order_test): Use EQ 0
rather that XOR 1 for LE and LEU operations.
2022-11-28 Richard Biener <rguenther@suse.de>
PR tree-optimization/107896
* tree-vect-stmts.cc (supportable_widening_operation):
Handle non-vector mode intermediate mode.
2022-11-28 Frolov Daniil <frolov.da@phystech.edu>
* gimple-ssa-sprintf.cc (fmtresult::type_max_digits): Handle
base == 2.
(tree_digits): Likewise.
(format_integer): Likewise.
(parse_directive): Add cases for %b and %B directives.
2022-11-28 Fei Gao <gaofei@eswincomputing.com>
* config/riscv/riscv.cc (riscv_first_stack_step): Fix computation
of MIN_FIRST_STEP to cover FP save area too.
2022-11-28 Richard Biener <rguenther@suse.de>
PR tree-optimization/107493
* tree-scalar-evolution.cc (scev_dfs::follow_ssa_edge_expr):
Only handle no-op and sign-changing conversions.
2022-11-28 Tobias Burnus <tobias@codesourcery.com>
* config/gcn/gcn.cc (gcn_expand_builtin_1): Work on s1 instead
of s[0:1] and use USE to prevent removal of setting that register.
* config/gcn/gcn.md (prologue_use_di): Remove.
2022-11-28 Yuri Gribov <y.gribov@samsung.com>
PR sanitizer/106558
* sanopt.cc: Do not optimize out checks for non-SSA addresses.
2022-11-28 Jakub Jelinek <jakub@redhat.com>
PR target/106875
* config/i386/i386.opt (x_ix86_abi): Remove TargetSave.
(ix86_abi): Replace it with TargetVariable.
* config/i386/i386-options.cc (ix86_function_specific_save,
ix86_function_specific_restore): Don't save and restore x_ix86_abi.
2022-11-28 Andrea Corallo <andrea.corallo@arm.com>
* config/arm/mve.md (mve_vrmlaldavhq_<supf>v4si,
mve_vrmlaldavhaq_<supf>v4si): Fix spacing vs tabs.
2022-11-28 Andrea Corallo <andrea.corallo@arm.com>
* config/arm/mve.md (mve_vmlaldavaq_<supf><mode>)
(mve_vmlaldavaxq_s<mode>, mve_vmlaldavaxq_p_<supf><mode>): Fix
spacing vs tabs.
2022-11-28 Andrea Corallo <andrea.corallo@arm.com>
* config/arm/mve.md (mve_vsubq_n_f<mode>): Fix spacing.
2022-11-28 Andrea Corallo <andrea.corallo@arm.com>
* config/arm/mve.md (mve_vaddlvq_p_<supf>v4si)
(mve_vaddq_n_<supf><mode>, mve_vaddvaq_<supf><mode>)
(mve_vaddlvaq_<supf>v4si, mve_vaddq_n_f<mode>)
(mve_vaddlvaq_p_<supf>v4si, mve_vaddq<mode>, mve_vaddq_f<mode>):
Fix spacing.
2022-11-28 Stam Markianos-Wright <stam.markianos-wright@arm.com>
* config/arm/arm_mve.h (__arm_vsubq_x FP): New overloads.
(__arm_vsubq_x Integer): New.
2022-11-28 Stam Markianos-Wright <stam.markianos-wright@arm.com>
PR target/107515
* config/arm/arm_mve.h (__ARM_mve_typeid): Add float types.
2022-11-28 Stam Markianos-Wright <stam.markianos-wright@arm.com>
PR target/96795
* config/arm/arm_mve.h (__arm_vaddq): Fix Overloading.
(__arm_vmulq): Likewise.
(__arm_vcmpeqq): Likewise.
(__arm_vcmpneq): Likewise.
(__arm_vmaxnmavq): Likewise.
(__arm_vmaxnmvq): Likewise.
(__arm_vminnmavq): Likewise.
(__arm_vsubq): Likewise.
(__arm_vminnmvq): Likewise.
(__arm_vrshlq): Likewise.
(__arm_vqsubq): Likewise.
(__arm_vqdmulltq): Likewise.
(__arm_vqdmullbq): Likewise.
(__arm_vqdmulhq): Likewise.
(__arm_vqaddq): Likewise.
(__arm_vhaddq): Likewise.
(__arm_vhsubq): Likewise.
(__arm_vqdmlashq): Likewise.
(__arm_vqrdmlahq): Likewise.
(__arm_vmlasq): Likewise.
(__arm_vqdmlahq): Likewise.
(__arm_vmaxnmavq_p): Likewise.
(__arm_vmaxnmvq_p): Likewise.
(__arm_vminnmavq_p): Likewise.
(__arm_vminnmvq_p): Likewise.
(__arm_vfmasq_m): Likewise.
(__arm_vsetq_lane): Likewise.
(__arm_vcmpneq_m): Likewise.
(__arm_vhaddq_x): Likewise.
(__arm_vhsubq_x): Likewise.
(__arm_vqrdmlashq_m): Likewise.
(__arm_vqdmlashq_m): Likewise.
(__arm_vmlaldavaxq_p): Likewise.
(__arm_vmlasq_m): Likewise.
(__arm_vqdmulhq_m): Likewise.
(__arm_vqdmulltq_m): Likewise.
(__arm_viwdupq_m): Likewise.
(__arm_viwdupq_u16): Likewise.
(__arm_viwdupq_u32): Likewise.
(__arm_viwdupq_u8): Likewise.
(__arm_vdwdupq_m): Likewise.
(__arm_vdwdupq_u16): Likewise.
(__arm_vdwdupq_u32): Likewise.
(__arm_vdwdupq_u8): Likewise.
(__arm_vaddlvaq): Likewise.
(__arm_vaddlvaq_p): Likewise.
(__arm_vaddvaq): Likewise.
(__arm_vaddvaq_p): Likewise.
(__arm_vcmphiq_m): Likewise.
(__arm_vmladavaq_p): Likewise.
(__arm_vmladavaxq): Likewise.
(__arm_vmlaldavaxq): Likewise.
(__arm_vrmlaldavhaq_p): Likewise.
2022-11-28 Stam Markianos-Wright <stam.markianos-wright@arm.com>
PR target/96795
* config/arm/arm_mve.h (__arm_vaddq_m_n_s8): Change types.
(__arm_vaddq_m_n_s32): Likewise.
(__arm_vaddq_m_n_s16): Likewise.
(__arm_vaddq_m_n_u8): Likewise.
(__arm_vaddq_m_n_u32): Likewise.
(__arm_vaddq_m_n_u16): Likewise.
(__arm_vaddq_m): Fix Overloading.
(__ARM_mve_coerce3): New.
2022-11-28 Andrea Corallo <andrea.corallo@arm.com>
* config/arm/mve.md (mve_vabsq_f<mode>): Fix spacing.
2022-11-28 Andrea Corallo <andrea.corallo@arm.com>
* config/arm/mve.md (@mve_vcmp<mve_cmp_op>q_<mode>): Fix
spacing.
* config/arm/arm_mve.h (__arm_vcmpgtq_m, __arm_vcmpleq_m)
(__arm_vcmpltq_m, __arm_vcmpneq_m): Add missing defines.
2022-11-28 Andrea Corallo <andrea.corallo@arm.com>
* config/arm/mve.md (mve_vdupq_n_f<mode>)
(mve_vdupq_n_<supf><mode>, mve_vdupq_m_n_<supf><mode>)
(mve_vdupq_m_n_f<mode>): Fix spacing.
2022-11-28 Andrea Corallo <andrea.corallo@arm.com>
* config/arm/mve.md (mve_vdwdupq_m_wb_u<mode>_insn): Fix spacing.
2022-11-28 Andrea Corallo <andrea.corallo@arm.com>
* config/arm/mve.md (mve_vddupq_u<mode>_insn): Fix 'vddup.u'
spacing.
(mve_vddupq_m_wb_u<mode>_insn): Likewise.
2022-11-28 Andrea Corallo <andrea.corallo@arm.com>
* config/arm/vfp.md (*thumb2_movhi_vfp, *thumb2_movhi_fp16): Fix
'vmsr' spacing and reg capitalization.
2022-11-28 Richard Biener <rguenther@suse.de>
PR tree-optimization/107876
* tree-ssa-loop-unswitch.cc (clean_up_after_unswitching): Wipe
dominator info if we removed an edge.
2022-11-28 Richard Biener <rguenther@suse.de>
PR tree-optimization/107867
* tree-ssa-forwprop.cc (pass_forwprop::execute): Handle
abnormal cleanup after substitution.
2022-11-28 Lulu Cheng <chenglulu@loongson.cn>
* config/loongarch/loongarch.cc (enum loongarch_load_imm_method):
Remove the member METHOD_INSV that is not currently used.
(struct loongarch_integer_op): Define a new member curr_value,
that records the value of the number stored in the destination
register immediately after the current instruction has run.
(loongarch_build_integer): Assign a value to the curr_value member variable.
(loongarch_move_integer): Adds information for the immediate load instruction.
* config/loongarch/loongarch.md (*movdi_32bit): Redefine as define_insn_and_split.
(*movdi_64bit): Likewise.
(*movsi_internal): Likewise.
(*movhi_internal): Likewise.
* config/loongarch/predicates.md: Return true as long as it is CONST_INT, ensure
that the immediate number is not optimized by decomposition during expand
optimization loop.
2022-11-28 liuhongt <hongtao.liu@intel.com>
PR target/107748
* config/i386/avx512bf16intrin.h (_mm_cvtsbh_ss): Refined.
* config/i386/i386-builtin-types.def (FLOAT_FTYPE_BFLOAT16):
New function type.
* config/i386/i386-builtin.def (BDESC): New builtin.
* config/i386/i386-expand.cc (ix86_expand_args_builtin):
Handle the builtin.
* config/i386/i386.md (extendbfsf2): New expander.
(extendbfsf2_1): New define_insn.
(truncsfbf2): Ditto.
2022-11-26 Andrew Pinski <apinski@marvell.com>
PR tree-optimization/103356
* match.pd: ((~a) == b -> a ^ b): New pattern.
2022-11-25 Sandra Loosemore <sandra@codesourcery.com>
* common.opt (fopenmp-target-simd-clone): New option.
(target_simd_clone_device): New enum to go with it.
* doc/invoke.texi (-fopenmp-target-simd-clone): Document.
* flag-types.h (enum omp_target_simd_clone_device_kind): New.
* omp-simd-clone.cc (auto_simd_fail): New function.
(auto_simd_check_stmt): New function.
(plausible_type_for_simd_clone): New function.
(ok_for_auto_simd_clone): New function.
(simd_clone_create): Add force_local argument, make the symbol
have internal linkage if it is true.
(expand_simd_clones): Also check for cloneable functions with
"omp declare target". Pass explicit_p argument to
simd_clone.compute_vecsize_and_simdlen target hook.
* opts.cc (default_options_table): Add -fopenmp-target-simd-clone.
* target.def (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN):
Add bool explicit_p argument.
* doc/tm.texi: Regenerated.
* config/aarch64/aarch64.cc
(aarch64_simd_clone_compute_vecsize_and_simdlen): Update.
* config/gcn/gcn.cc
(gcn_simd_clone_compute_vecsize_and_simdlen): Update.
* config/i386/i386.cc
(ix86_simd_clone_compute_vecsize_and_simdlen): Update.
2022-11-25 Tamar Christina <tamar.christina@arm.com>
PR target/107830
* config/aarch64/aarch64.cc
(aarch64_vectorize_can_special_div_by_constant): Check validity during
codegen phase as well.
2022-11-25 Eric Botcazou <ebotcazou@adacore.com>
* range-op.cc (operator_bitwise_xor::op1_range): Fix thinko.
2022-11-25 Richard Biener <rguenther@suse.de>
PR tree-optimization/107865
* tree-cfg.cc (move_sese_region_to_fn): Free the number of
iterations of moved loops.
2022-11-25 Kewen.Lin <linkw@gcc.gnu.org>
PR target/99889
* config/rs6000/rs6000.cc (rs6000_print_patchable_function_entry):
Adjust to call function default_print_patchable_function_entry.
* targhooks.cc (default_print_patchable_function_entry_1): Remove and
move the flags preparation ...
(default_print_patchable_function_entry): ... here, adjust to use
current_function_funcdef_no for label no.
* targhooks.h (default_print_patchable_function_entry_1): Remove.
* varasm.cc (default_elf_asm_named_section): Adjust code for
__patchable_function_entries section support with LPFE label.
2022-11-24 Wilco Dijkstra <wilco.dijkstra@arm.com>
PR tree-optimization/107413
* config/aarch64/aarch64.cc (struct tune_params): Add
fma_reassoc_width to all CPU tuning structures.
(aarch64_reassociation_width): Use fma_reassoc_width.
* config/aarch64/aarch64-protos.h (struct tune_params): Add
fma_reassoc_width.
2022-11-24 Jakub Jelinek <jakub@redhat.com>
PR middle-end/107317
* asan.cc: Include diagnostic-core.h.
(asan_emit_stack_protection): Return NULL early if seen_error ().
2022-11-24 Aldy Hernandez <aldyh@redhat.com>
* vr-values.cc (simplify_using_ranges::compare_names): Remove.
(vrp_evaluate_conditional_warnv_with_ops): Remove call to
compare_names.
(simplify_using_ranges::vrp_visit_cond_stmt): Remove use_equiv_p
argument to vrp_evaluate_conditional_warnv_with_ops.
* vr-values.h (class simplify_using_ranges): Remove
compare_names.
Remove use_equiv_p to vrp_evaluate_conditional_warnv_with_ops.
2022-11-24 Aldy Hernandez <aldyh@redhat.com>
* tree-vrp.cc (overflow_comparison_p_1): Remove follow_assert_exprs.
(overflow_comparison_p): Remove use_equiv_p.
* tree-vrp.h (overflow_comparison_p): Same.
* vr-values.cc (vrp_evaluate_conditional_warnv_with_ops): Remove
use_equiv_p argument to overflow_comparison_p.
2022-11-24 Aldy Hernandez <aldyh@redhat.com>
* doc/gimple.texi: Remove ASSERT_EXPR references.
* fold-const.cc (tree_expr_nonzero_warnv_p): Same.
(fold_binary_loc): Same.
(tree_expr_nonnegative_warnv_p): Same.
* gimple-array-bounds.cc (get_base_decl): Same.
* gimple-pretty-print.cc (dump_unary_rhs): Same.
* gimple.cc (get_gimple_rhs_num_ops): Same.
* pointer-query.cc (handle_ssa_name): Same.
* tree-cfg.cc (verify_gimple_assign_single): Same.
* tree-pretty-print.cc (dump_generic_node): Same.
* tree-scalar-evolution.cc (scev_dfs::follow_ssa_edge_expr):Same.
(interpret_rhs_expr): Same.
* tree-ssa-operands.cc (operands_scanner::get_expr_operands): Same.
* tree-ssa-propagate.cc
(substitute_and_fold_dom_walker::before_dom_children): Same.
* tree-ssa-threadedge.cc: Same.
* tree-vrp.cc (overflow_comparison_p): Same.
* tree.def (ASSERT_EXPR): Add note.
* tree.h (ASSERT_EXPR_VAR): Remove.
(ASSERT_EXPR_COND): Remove.
* vr-values.cc (simplify_using_ranges::vrp_visit_cond_stmt):
Remove comment.
2022-11-24 Aldy Hernandez <aldyh@redhat.com>
* Makefile.in: Remove value-range-equiv.o
* gimple-array-bounds.cc
(array_bounds_checker::array_bounds_checker): Remove comment.
* tree-vrp.cc (supported_types_p): Remove use of value_range_equiv.
* value-query.cc (class equiv_allocator): Same.
(range_query::allocate_value_range_equiv): Remove.
(range_query::free_value_range_equiv): Remove.
(range_query::get_value_range): Remove.
* value-query.h (class range_query): Remove get_value_range.
Remove allocate_value_range_equiv.
Remove free_value_range_equiv.
* vr-values.cc (compare_ranges): Replace value_range_equiv with
value_range.
(simplify_using_ranges::get_vr_for_comparison): Same.
(simplify_using_ranges::compare_names): Same.
* vr-values.h: Remove value_range_equiv references.
* value-range-equiv.cc: Removed.
* value-range-equiv.h: Removed.
2022-11-24 Aldy Hernandez <aldyh@redhat.com>
* doc/invoke.texi: Remove docs for max-vrp-switch-assertions,
vrp1-mode, and vrp2-mode.
* params.opt: Same.
* range-op.cc (masked_increment): Move from tree-vrp.cc.
* tree-vrp.cc (class live_names): Remove.
(live_names::init_bitmap_if_needed): Remove.
(live_names::block_has_live_names_p): Remove.
(live_names::clear_block): Remove.
(live_names::merge): Remove.
(live_names::set): Remove.
(live_names::clear): Remove.
(live_names::live_names): Remove.
(live_names::~live_names): Remove.
(live_names::live_on_block_p): Remove.
(live_names::live_on_edge_p): Remove.
(get_single_symbol): Make static.
(build_symbolic_expr): Remove.
(adjust_symbolic_bound): Remove.
(combine_bound): Remove.
(set_value_range_with_overflow): Remove.
(extract_range_from_pointer_plus_expr): Remove.
(extract_range_from_plus_minus_expr): Remove.
(drop_undefines_to_varying): Remove.
(range_fold_binary_symbolics_p): Remove.
(range_fold_unary_symbolics_p): Remove.
(range_fold_binary_expr): Remove.
(infer_value_range): Remove.
(dump_assert_info): Remove.
(dump_asserts_info): Remove.
(add_assert_info): Remove.
(extract_code_and_val_from_cond_with_ops): Remove.
(masked_increment): Move to range-op.cc.
(register_edge_assert_for_2): Remove.
(find_case_label_index): Remove.
(find_case_label_range): Remove.
(register_edge_assert_for_1): Remove.
(is_masked_range_test): Remove.
(register_edge_assert_for): Remove.
(stmt_interesting_for_vrp): Remove.
(struct case_info): Remove.
(struct assert_locus): Remove.
(class vrp_asserts): Remove.
(vrp_asserts::build_assert_expr_for): Remove.
(vrp_asserts::dump): Remove.
(vrp_asserts::register_new_assert_for): Remove.
(vrp_asserts::finish_register_edge_assert_for): Remove.
(vrp_asserts::find_conditional_asserts): Remove.
(vrp_asserts::compare_case_labels): Remove.
(vrp_asserts::find_switch_asserts): Remove.
(vrp_asserts::find_assert_locations_in_bb): Remove.
(vrp_asserts::find_assert_locations): Remove.
(vrp_asserts::process_assert_insertions_for): Remove.
(vrp_asserts::compare_assert_loc): Remove.
(vrp_asserts::process_assert_insertions): Remove.
(vrp_asserts::insert_range_assertions): Remove.
(vrp_asserts::all_imm_uses_in_stmt_or_feed_cond): Remove.
(vrp_asserts::remove_range_assertions): Remove.
(class vrp_prop): Remove.
(vrp_prop::initialize): Remove.
(enum ssa_prop_result): Remove.
(vrp_prop::visit_stmt): Remove.
(vrp_prop::visit_phi): Remove.
(vrp_prop::finalize): Remove.
(class vrp_folder): Remove.
(vrp_folder::fold_predicate_in): Remove.
(vrp_folder::fold_stmt): Remove.
(vrp_folder::simplify_casted_conds): Remove.
(execute_vrp): Remove.
* tree-vrp.h (struct assert_info): Remove.
(register_edge_assert_for): Remove.
(stmt_interesting_for_vrp): Remove.
(infer_value_range): Remove.
(get_single_symbol): Remove.
(masked_increment): Remove.
(execute_ranger_vrp): Remove.
* vr-values.cc (set_value_range_to_nonnegative): Remove.
(set_value_range_to_truthvalue): Remove.
(vr_values::get_lattice_entry): Remove.
(vr_values::get_value_range): Remove.
(vr_values::range_of_expr): Remove.
(vr_values::value_of_expr): Remove.
(vr_values::value_on_edge): Remove.
(vr_values::value_of_stmt): Remove.
(vr_values::set_def_to_varying): Remove.
(vr_values::set_defs_to_varying): Remove.
(vr_values::update_value_range): Remove.
(symbolic_range_based_on_p): Remove.
(gimple_assign_nonzero_p): Remove.
(gimple_stmt_nonzero_p): Remove.
(vr_values::vrp_stmt_computes_nonzero): Remove.
(vr_values::op_with_constant_singleton_value_range): Remove.
(vr_values::extract_range_for_var_from_comparison_expr): Remove.
(vr_values::extract_range_from_assert): Remove.
(vr_values::extract_range_from_ssa_name): Remove.
(vr_values::extract_range_from_binary_expr): Remove.
(vr_values::extract_range_from_unary_expr): Remove.
(vr_values::extract_range_from_cond_expr): Remove.
(vr_values::extract_range_from_comparison): Remove.
(vr_values::extract_range_from_ubsan_builtin): Remove.
(vr_values::extract_range_basic): Remove.
(vr_values::extract_range_from_assignment): Remove.
(vr_values::adjust_range_with_scev): Remove.
(vr_values::dump): Remove.
(vr_values::vr_values): Remove.
(vr_values::~vr_values): Remove.
(vrp_valueize): Remove.
(vrp_valueize_1): Remove.
(get_output_for_vrp): Remove.
(vr_values::vrp_visit_assignment_or_call): Remove.
(simplify_using_ranges::vrp_evaluate_conditional): Remove.
(vr_values::vrp_visit_switch_stmt): Remove.
(vr_values::extract_range_from_stmt): Remove.
(vr_values::extract_range_from_phi_node): Remove.
(simplify_using_ranges::fold_cond): Add FIXME note.
(vr_values::set_vr_value): Remove.
(vr_values::swap_vr_value): Remove.
* vr-values.h (class vr_values): Remove.
(get_output_for_vrp): Remove.
2022-11-24 Hongyu Wang <hongyu.wang@intel.com>
PR target/107692
* common/config/i386/i386-common.cc (ix86_optimization_table):
Enable loop unroll O2, disable -fweb and -frename-registers
by default.
* config/i386/i386-options.cc
(ix86_override_options_after_change):
Disable small loop unroll when funroll-loops enabled, reset
cunroll_grow_size when it is not explicitly enabled.
(ix86_option_override_internal): Call
ix86_override_options_after_change instead of calling
ix86_recompute_optlev_based_flags and ix86_default_align
separately.
* config/i386/i386.cc (ix86_loop_unroll_adjust): Adjust unroll
factor if -munroll-only-small-loops enabled.
* loop-init.cc (pass_rtl_unroll_loops::gate): Do not enable
loop unrolling for -O2-speed.
(pass_rtl_unroll_loops::execute): Rmove
targetm.loop_unroll_adjust check.
2022-11-23 Ramana Radhakrishnan <ramana.gcc@gmail.com>
* config/arm/types.md: Update comment.
(is_neon_type): Add neon_fcmla, neon_fcadd.
2022-11-23 Jonathan Wakely <jwakely@redhat.com>
* doc/invoke.texi (C++ Dialect Options): Recommend using
-Wdelete-non-virtual-dtor instead of -Wnon-virtual-dtor.
2022-11-23 Jakub Jelinek <jakub@redhat.com>
PR bootstrap/107722
* diagnostic.cc (test_diagnostic_get_location_text): Test
special_fname_builtin () rather than "<built-in>" and expect
special_fname_builtin () concatenated with ":" for it.
2022-11-23 Martin Liska <mliska@suse.cz>
* Makefile.in: Set DO_LINK_MUTEX.
2022-11-23 Lulu Cheng <chenglulu@loongson.cn>
xujiahao <xujiahao@loongson.cn>
* config/loongarch/constraints.md (ZD): New constraint.
* config/loongarch/loongarch-def.c: Initial number of parallel prefetch.
* config/loongarch/loongarch-tune.h (struct loongarch_cache):
Define number of parallel prefetch.
* config/loongarch/loongarch.cc (loongarch_option_override_internal):
Set up parameters to be used in prefetching algorithm.
* config/loongarch/loongarch.md (prefetch): New template.
2022-11-23 Marek Polacek <polacek@redhat.com>
Revert:
2022-11-23 Marek Polacek <polacek@redhat.com>
* Makefile.in: Set LD_PICFLAG. Use it. Set enable_host_pie.
Remove NO_PIE_CFLAGS and NO_PIE_FLAG. Pass LD_PICFLAG to
ALL_LINKERFLAGS. Use the "pic" build of libiberty if --enable-host-pie.
* configure.ac (--enable-host-shared): Don't set PICFLAG here.
(--enable-host-pie): New check. Set PICFLAG and LD_PICFLAG after this
check.
* configure: Regenerate.
* doc/install.texi: Document --enable-host-pie.
2022-11-23 Marek Polacek <polacek@redhat.com>
Revert:
2022-11-23 Marek Polacek <polacek@redhat.com>
* configure.ac (--enable-host-bind-now): New check. Add
-Wl,-z,now to LD_PICFLAG if --enable-host-bind-now.
* configure: Regenerate.
* doc/install.texi: Document --enable-host-bind-now.
2022-11-23 Marek Polacek <polacek@redhat.com>
* configure.ac (--enable-host-bind-now): New check. Add
-Wl,-z,now to LD_PICFLAG if --enable-host-bind-now.
* configure: Regenerate.
* doc/install.texi: Document --enable-host-bind-now.
2022-11-23 Marek Polacek <polacek@redhat.com>
* Makefile.in: Set LD_PICFLAG. Use it. Set enable_host_pie.
Remove NO_PIE_CFLAGS and NO_PIE_FLAG. Pass LD_PICFLAG to
ALL_LINKERFLAGS. Use the "pic" build of libiberty if --enable-host-pie.
* configure.ac (--enable-host-shared): Don't set PICFLAG here.
(--enable-host-pie): New check. Set PICFLAG and LD_PICFLAG after this
check.
* configure: Regenerate.
* doc/install.texi: Document --enable-host-pie.
2022-11-22 Jeff Law <jlaw@ventanamicro.com>
* tree-ssa-dom.cc (record_edge_info): Fix thinko in last commit.
2022-11-22 Jeff Law <jlaw@ventanamicro.com>
* tree-ssa-dom.cc (record_edge_info): Fix comment typos.
2022-11-22 Jeff Law <jeffreyalaw@gmail.com>
* config/riscv/riscv.cc (riscv_get_separate_components): Do not
do shrink-wrapping for a frame with a variable size.
2022-11-22 Siddhesh Poyarekar <siddhesh@gotplt.org>
* tree-object-size.cc (todo): New variable.
(object_sizes_execute): Use it.
(strdup_object_size): New function.
(call_object_size): Use it.
2022-11-22 Eric Botcazou <ebotcazou@adacore.com>
* tree-loop-distribution.cc (loop_distribution::classify_builtin_ldst):
Bail out if source and destination do not have the same storage order.
2022-11-22 Martin Jambor <mjambor@suse.cz>
* ipa-sra.cc (ipa_sra_dump_all_summaries): Dump edge summaries even
for non-candidates.
2022-11-22 Martin Jambor <mjambor@suse.cz>
* ipa-cp.cc (push_agg_values_from_edge): Do not consider constants
in unused aggregate parameters.
2022-11-22 Martin Jambor <mjambor@suse.cz>
* ipa-param-manipulation.h (ipa_param_body_adjustments): Removed
member m_split_modifications_p.
* ipa-param-manipulation.cc
(ipa_param_body_adjustments::common_initialization): Do not set
m_split_modifications_p.
(ipa_param_body_adjustments::ipa_param_body_adjustments): Remove
initializations of m_split_modifications_p.
(ipa_param_body_adjustments::modify_call_stmt): Check that
m_replacements is empty instead of m_split_modifications_p.
2022-11-22 Martin Jambor <mjambor@suse.cz>
PR ipa/107661
* ipa-cp.cc (push_agg_values_from_edge): New parameter
optimize_self_recursion, use it to decide whether to pass interim to
the helper function.
(find_aggregate_values_for_callers_subset): Pass true in the new
parameter of push_agg_values_from_edge.
(cgraph_edge_brings_all_agg_vals_for_node): Pass false in the new
parameter of push_agg_values_from_edge.
2022-11-22 Tobias Burnus <tobias@codesourcery.com>
Andrew Stubbs <ams@codesourcery.com>
* config/gcn/gcn-builtins.def (FIRST_CALL_THIS_THREAD_P,
GET_STACK_LIMIT): Add new builtins.
* config/gcn/gcn.cc (gcn_expand_builtin_1): Expand them.
* config/gcn/gcn.md (prologue_use): Add "register_operand" as
arg to match_operand.
(prologue_use_di): New; DI insn_and_split variant of the former.
2022-11-22 Richard Biener <rguenther@suse.de>
PR tree-optimization/107803
* tree-ssa-propagate.cc (substitute_and_fold_dom_walker): Add
need_ab_cleanup member.
(substitute_and_fold_dom_walker::before_dom_children): When
a stmt can no longer transfer control flow abnormally set
need_ab_cleanup.
(substitute_and_fold_engine::substitute_and_fold): Cleanup
abnormal control flow.
2022-11-22 Richard Biener <rguenther@suse.de>
PR tree-optimization/107672
* tree-vect-stmts.cc (supportable_widening_operation): Avoid
type_for_mode on vector modes.
2022-11-22 Richard Biener <rguenther@suse.de>
PR tree-optimization/107766
* tree-vect-slp-patterns.cc (complex_mul_pattern::matches):
Use *node to check for FP vector types.
2022-11-22 liuhongt <hongtao.liu@intel.com>
* config/i386/mmx.md (*mov<mode>_internal): Add
ix86_hard_reg_move_ok to condition.
2022-11-22 liuhongt <hongtao.liu@intel.com>
* config/i386/i386.cc (ix86_can_change_mode_class): Also guard
size of TO.
(ix86_hard_regno_mode_ok): Remove VALID_AVX512FP16_SCALAR_MODE
* config/i386/i386.h (VALID_AVX512FP16_SCALAR_MODE): Merged to
..
(VALID_AVX512F_SCALAR_MODE): .. this, also add HImode.
(VALID_SSE_REG_MODE): Add DI/HImode.
2022-11-21 Sebastian Huber <sebastian.huber@embedded-brains.de>
* config/rtems.h (SUBTARGET_CC1_SPEC): Undef and define.
2022-11-21 Sebastian Huber <sebastian.huber@embedded-brains.de>
* gcc.cc (SUBTARGET_CC1_SPEC): Define if not defined.
(cc1_spec): Append SUBTARGET_CC1_SPEC.
2022-11-21 Dimitar Dimitrov <dimitar@dinux.eu>
* doc/sourcebuild.texi (sockets): Document new check.
2022-11-21 Andrew Carlotti <andrew.carlotti@arm.com>
* tree-ssa-loop.h (tree_niter_desc): Update comment.
2022-11-21 Andrew Carlotti <andrew.carlotti@arm.com>
* tree-ssa-loop-niter.cc
(number_of_iterations_exit_assumptions): Modify to call...
(number_of_iterations_bitcount): ...this new function.
(number_of_iterations_popcount): Now called by the above.
Refactor, and extract popcount expression builder to...
(build_popcount_expr): this new function.
2022-11-21 Andrew Carlotti <andrew.carlotti@arm.com>
* tree-ssa-loop-niter.cc (ssa_defined_by_minus_one_stmt_p): Move
(number_of_iterations_popcount): Move, and remove separate prototype.
2022-11-21 Andrew Carlotti <andrew.carlotti@arm.com>
* tree-ssa-loop-niter.cc (number_of_iterations_exit_assumptions):
Move at_stmt assignment.
2022-11-21 Christophe Lyon <christophe.lyon@arm.com>
* genmultilib: Fix options and dirnames/osdirnames sanity check.
2022-11-21 Philipp Tomsich <philipp.tomsich@vrull.eu>
PR target/107786
* config/riscv/riscv.md
(*branch<ANYI:mode>_shiftedarith_equals_zero): Wrap ANYI
in a subreg, as our branch instructions only supports X.
2022-11-21 Jakub Jelinek <jakub@redhat.com>
PR target/107748
* config/i386/avx512fp16intrin.h (_mm512_castph512_ph128,
_mm512_castph512_ph256, _mm512_castph128_ph512,
_mm512_castph256_ph512, _mm512_set1_pch): Uglify names of local
variables and union members.
* config/i386/avx512fp16vlintrin.h (_mm256_castph256_ph128,
_mm256_castph128_ph256, _mm256_set1_pch, _mm_set1_pch): Likewise.
* config/i386/smmintrin.h (_mm_extract_ps): Likewise.
2022-11-21 Christophe Lyon <christophe.lyon@arm.com>
* genmultilib: Add sanity check.
2022-11-21 Eric Botcazou <ebotcazou@adacore.com>
* config/arm/arm.cc (arm_attribute_table) <cmse_nonsecure_call>:
Change decl_required field to false.
(arm_handle_cmse_nonsecure_call): Deal with a TYPE node.
2022-11-21 Andrew Pinski <apinski@marvell.com>
* gimplify.cc (gimplify_modify_expr): If
either *from_p or *to_p were error_operand
return early.
2022-11-21 liuhongt <hongtao.liu@intel.com>
* config/i386/i386-builtins.cc (def_builtin): Handle "shared"
avx512bf16vl-avxneconvert builtins.
2022-11-20 Jakub Jelinek <jakub@redhat.com>
PR target/107183
* reg-stack.cc (next_flags_user): Add DEBUG_SEEN argument.
If >= 0 and a DEBUG_INSN would be otherwise returned, set
DEBUG_SEEN to 1 and ignore it.
(swap_rtx_condition): Add DEBUG_SEEN argument. In >= 0
mode only set DEBUG_SEEN to 1 if problematic DEBUG_ISNSs
were seen and revert all changes on success in that case.
Don't try to recog_memoized DEBUG_INSNs.
(compare_for_stack_reg): Adjust swap_rtx_condition caller.
If it returns true and debug_seen is 1, call swap_rtx_condition
again with debug_seen -1.
2022-11-20 Jeff Law <jlaw@ventanamicro.com>
PR other/104044
* config/mn10300/mn10300.cc (mn10300_print_operand): Remove
extraneous semicolon.
* config/nvptx/nvptx.cc (nvptx_goacc_reduction_fini): Likewise.
2022-11-19 Andrew Pinski <apinski@marvell.com>
PR middle-end/14840
* tree-core.h (tree_code_type): Constexprify
by including all-tree.def.
(tree_code_length): Likewise.
* tree.cc (tree_code_type): Remove.
(tree_code_length): Remove.
2022-11-19 Thomas Schwinge <thomas@codesourcery.com>
* config/nvptx/nvptx.h (STARTFILE_SPEC): Fix 'crt0.o' for
'-mmainkernel'.
2022-11-19 Jonathan Wakely <jwakely@redhat.com>
LIU Hao <lh_mouse@126.com>
* system.h [INCLUDE_MUTEX]: Include header for std::mutex.
2022-11-19 Jakub Jelinek <jakub@redhat.com>
PR target/107628
* config/i386/i386-protos.h (ix86_expand_fast_convert_bf_to_sf):
Declare.
* config/i386/i386-expand.cc (ix86_expand_fast_convert_bf_to_sf): New
function.
* config/i386/i386.md (cbranchbf4, cstorebf4): Use it.
2022-11-19 Jeff Chapman II <jchapman@lock3software.com>
Andrew Sutton <asutton@lock3software.com>
Andrew Marmaduke <amarmaduke@lock3software.com>
Michael Lopez <mlopez@lock3software.com>
Jason Merrill <jason@redhat.com>
* doc/invoke.texi: Document contracts flags.
2022-11-18 Philipp Tomsich <philipp.tomsich@vrull.eu>
* config/riscv/bitmanip.md (*minmax): Additional pattern for
min/max against constants that are extension-invariant.
* config/riscv/iterators.md (minmax_optab): Add an iterator
that has only min and max rtl.
2022-11-18 Philipp Tomsich <philipp.tomsich@vrull.eu>
* config/riscv/bitmanip.md
(*branch<X:mode>_mask_twobits_equals_singlebit):
Handle "if ((a & T) == C)" using Zbs, when T has 2 bits set and C
has one of these tow bits set.
* config/riscv/predicates.md (const_twobits_not_arith_operand):
New predicate.
2022-11-18 Philipp Tomsich <philipp.tomsich@vrull.eu>
* config/riscv/bitmanip.md (*<or_optab>i<mode>_extrabit):
New pattern for binvi+binvi/xori and bseti+bseti/ori
(*andi<mode>_extrabit): New pattern for bclri+bclri/andi
* config/riscv/iterators.md (any_or): Match or and ior
* config/riscv/predicates.md (const_twobits_operand):
New predicate.
(uimm_extra_bit_operand): New predicate.
(uimm_extra_bit_or_twobits): New predicate.
(not_uimm_extra_bit_operand): New predicate.
(not_uimm_extra_bit_or_nottwobits): New predicate.
* config/riscv/riscv.h (UIMM_EXTRA_BIT_OPERAND):
Helper for the uimm_extra_bit_operand and
not_uimm_extra_bit_operand predicates.
2022-11-18 Philipp Tomsich <philipp.tomsich@vrull.eu>
* config/riscv/bitmanip.md: Handle corner-cases for combine
when chaining slli(.uw)? + addw
* config/riscv/riscv-protos.h (riscv_shamt_matches_mask_p):
Define prototype.
* config/riscv/riscv.cc (riscv_shamt_matches_mask_p):
Helper for evaluating the relationship between two operands.
2022-11-18 Philipp Tomsich <philipp.tomsich@vrull.eu>
* config/riscv/bitmanip.md: Add a define_split to optimize
slliw + addiw + divw into sh[123]add + divw.
2022-11-18 Philipp Tomsich <philipp.tomsich@vrull.eu>
* config/riscv/predicates.md (shifted_const_arith_operand): New predicate.
(uimm_extra_bit_operand): New predicate.
* config/riscv/riscv.md (*branch<ANYI:mode>_shiftedarith_equals_zero):
New pattern.
(*branch<ANYI:mode>_shiftedmask_equals_zero): New pattern.
2022-11-18 Philipp Tomsich <philipp.tomsich@vrull.eu>
* config/riscv/bitmanip.md (*bsetidisi): New pattern.
2022-11-18 Richard Purdie <richard.purdie@linuxfoundation.org>
* doc/invoke.texi: Document prefix-maps don't affect directives.
2022-11-18 Andrew Pinski <apinski@marvell.com>
PR middle-end/107705
* function.cc (aggregate_value_p): Return 0 if
the function type was an error operand.
2022-11-18 Andrew Pinski <apinski@marvell.com>
PR c/106764
PR c/106765
PR c/107307
* gimplify.cc (gimplify_compound_lval): Return GS_ERROR
if gimplify_expr had return GS_ERROR.
(gimplify_call_expr): Likewise.
2022-11-18 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/atomics.md (*aarch64_atomic_load<ALLX:mode>_rcpc_sext):
Use <GPI:w> for destination format.
* config/aarch64/iterators.md (w_sz): Delete.
2022-11-18 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64.h (TARGET_RCPC2): Define.
* config/aarch64/atomics.md (*aarch64_atomic_load<ALLX:mode>_rcpc_zext):
Adjust output template.
(*aarch64_atomic_load<ALLX:mode>_rcpc_sex): Guard on TARGET_RCPC2.
Adjust output template.
* config/aarch64/iterators.md (w_sz): New mode attr.
2022-11-18 Richard Biener <rguenther@suse.de>
PR tree-optimization/107647
* tree-vect-slp-patterns.cc (addsub_pattern::recognize): Only
allow FMA generation with -ffp-contract=fast for FP types.
(complex_mul_pattern::matches): Likewise.
2022-11-18 Jinyang He <hejinyang@loongson.cn>
PR target/107713
* config/loongarch/sync.md
(atomic_cas_value_exchange_7_<mode>): New define_insn.
(atomic_exchange): Use atomic_cas_value_exchange_7_si instead of
atomic_cas_value_cmp_and_7_si.
2022-11-17 Andrew Pinski <apinski@marvell.com>
PR middle-end/107734
* match.pd (perm + vector op pattern): Clear the sbitmap before
use.
2022-11-17 Aldy Hernandez <aldyh@redhat.com>
PR tree-optimization/107732
* range-op-float.cc (foperator_abs::op1_range): Early exit when
result is undefined.
2022-11-17 Philipp Tomsich <philipp.tomsich@vrull.eu>
* config/riscv/bitmanip.md (*bclri<mode>_nottwobits): New pattern.
(*bclridisi_nottwobits): New pattern, handling the sign-bit.
* config/riscv/predicates.md (const_nottwobits_operand):
New predicate.
2022-11-17 Philipp Tomsich <philipp.tomsich@vrull.eu>
* config/riscv/bitmanip.md: Add a splitter to generate
polarity-reversed masks from a set bit using bexti + addi.
2022-11-17 mtsamis <manolis.tsamis@vrull.eu>
* config/riscv/riscv.cc (struct machine_function): Add array to store
register wrapping information.
(riscv_for_each_saved_reg): Skip registers that are wrapped separetely.
(riscv_get_separate_components): New function.
(riscv_components_for_bb): Likewise.
(riscv_disqualify_components): Likewise.
(riscv_process_components): Likewise.
(riscv_emit_prologue_components): Likewise.
(riscv_emit_epilogue_components): Likewise.
(riscv_set_handled_components): Likewise.
(TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS): Define.
(TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB): Likewise.
(TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS): Likewise.
(TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS): Likewise.
(TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS): Likewise.
(TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Likewise.
2022-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/atomics.md (*aarch64_atomic_load<ALLX:mode>_rcpc_zext):
Add mode size check to condition.
(*aarch64_atomic_load<ALLX:mode>_rcpc_sext): Likewise.
2022-11-17 Aldy Hernandez <aldyh@redhat.com>
PR tree-optimization/68097
* gimple-fold.cc (gimple_stmt_nonnegative_warnv_p): Call
range_of_stmt for floats.
2022-11-17 Lili Cui <lili.cui@intel.com>
* config/i386/x86-tune.def
(X86_TUNE_AVX256_MOVE_BY_PIECES): Add alderlake.
(X86_TUNE_AVX256_STORE_BY_PIECES): Ditto.
2022-11-17 Tamar Christina <tamar.christina@arm.com>
PR tree-optimization/107717
* match.pd: Ensure same SSA_NAME.
2022-11-17 Tamar Christina <tamar.christina@arm.com>
* match.pd: Replace GET_MODE_WIDER_MODE with
custom code.
2022-11-17 Aldy Hernandez <aldyh@redhat.com>
* range-op-float.cc (range_operator_float::fold_range): Make check
for maybe_isnan more readable.
2022-11-17 Kewen Lin <linkw@linux.ibm.com>
* gimple-fold.cc (gimple_fold_partial_load_store_mem_ref): Use
tree_fits_shwi_p rather than tree_fits_uhwi_p as bias is signed.
2022-11-17 Jia-Wei Chen <jiawei@iscas.ac.cn>
* config/riscv/riscv.cc (riscv_expand_epilogue):
Do not emit useless add sp, sp, 0 instrutions.
2022-11-17 Jeff Law <jlaw@ventanamicro.com>
* config/sh/sh_treg_combine.cc: Include tm-preds.h.
(t_reg_operand): Remove bogus prototype.
(negt_reg_operand): Likewise.
2022-11-16 Marek Polacek <polacek@redhat.com>
PR c++/106649
* doc/invoke.texi: Document -Winvalid-constexpr.
2022-11-16 Philipp Tomsich <philipp.tomsich@vrull.eu>
* config/riscv/bitmanip.md: Add split covering
"(a & (1 << BIT_NO)) ? 0 : 1".
2022-11-16 Philipp Tomsich <philipp.tomsich@vrull.eu>
* config/riscv/bitmanip.md (*bext<mode>): Add an additional
pattern that allows the 3rd argument to zero_extract to be
an Xmode register operand.
2022-11-16 Richard Biener <rguenther@suse.de>
PR tree-optimization/107686
* tree-ssa-forwprop.cc (optimize_vector_load): Restrict
VEC_UNPACK support to integral typed bitfield refs.
2022-11-16 Richard Biener <rguenther@suse.de>
PR middle-end/107679
* tree-into-ssa.cc (maybe_register_def): Use new temporary if
we require an uninitialized value for a parameter decl.
2022-11-16 Alexander Monakov <amonakov@ispras.ru>
PR target/107676
* doc/invoke.texi (-mrelax-cmpxchg-loop): Reword description.
2022-11-16 Alexander Monakov <amonakov@ispras.ru>
PR target/87832
* config/i386/znver.md: (znver1_fp_op_mul): Correct cycles in
the reservation.
(znver1_fp_op_mul_load): Ditto.
(znver1_mmx_mul): Ditto.
(znver1_mmx_load): Ditto.
(znver1_ssemul_ss_ps): Ditto.
(znver1_ssemul_ss_ps_load): Ditto.
(znver1_ssemul_avx256_ps): Ditto.
(znver1_ssemul_avx256_ps_load): Ditto.
(znver1_ssemul_sd_pd): Ditto.
(znver1_ssemul_sd_pd_load): Ditto.
(znver2_ssemul_sd_pd): Ditto.
(znver2_ssemul_sd_pd_load): Ditto.
(znver1_ssemul_avx256_pd): Ditto.
(znver1_ssemul_avx256_pd_load): Ditto.
(znver1_sseimul): Ditto.
(znver1_sseimul_avx256): Ditto.
(znver1_sseimul_load): Ditto.
(znver1_sseimul_avx256_load): Ditto.
(znver1_sseimul_di): Ditto.
(znver1_sseimul_load_di): Ditto.
2022-11-16 Alexander Monakov <amonakov@ispras.ru>
PR target/87832
* config/i386/znver.md (znver1_fdiv): New automaton.
(znver1-fdiv): New unit.
(znver1_fp_op_div): Correct unit and cycles in the reservation.
(znver1_fp_op_div_load): Ditto.
(znver1_fp_op_idiv_load): Ditto.
(znver2_fp_op_idiv_load): Ditto.
(znver1_ssediv_ss_ps): Ditto.
(znver1_ssediv_ss_ps_load): Ditto.
(znver1_ssediv_sd_pd): Ditto.
(znver1_ssediv_sd_pd_load): Ditto.
(znver1_ssediv_avx256_ps): Ditto.
(znver1_ssediv_avx256_ps_load): Ditto.
(znver1_ssediv_avx256_pd): Ditto.
(znver1_ssediv_avx256_pd_load): Ditto.
2022-11-16 Tobias Burnus <tobias@codesourcery.com>
Andrew Stubbs <ams@codesourcery.com>
* config/gcn/gcn-builtins.def (KERNARG_PTR): Add.
* config/gcn/gcn.cc (gcn_init_builtin_types): Change siptr_type_node,
sfptr_type_node and voidptr_type_node from FLAT to ADDR_SPACE_DEFAULT.
(gcn_expand_builtin_1): Handle GCN_BUILTIN_KERNARG_PTR.
(gcn_oacc_dim_size): Return in ADDR_SPACE_FLAT.
2022-11-16 David Malcolm <dmalcolm@redhat.com>
* Makefile.in (ANALYZER_OBJS): Add analyzer/checker-event.o.
2022-11-16 Max Filippov <jcmvbkbc@gmail.com>
PR target/107645
* config/m68k/predicates.md (symbolic_operand): Return false
when UNSPEC is under the CONST node.
2022-11-16 Christoph Müllner <christoph.muellner@vrull.eu>
* doc/invoke.texi: Fix PRU/RISC-V option list formatting.
2022-11-16 Tobias Burnus <tobias@codesourcery.com>
* config/nvptx/mkoffload.cc (process): Recognize '$nohost$...'
besides tailing '$nohost' as being for reverse offload.
2022-11-16 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/107668
* range-op-float.cc (float_binary_op_range_finish): Set VARYING
also when r is UNDEFINED.
2022-11-16 Kewen Lin <linkw@linux.ibm.com>
PR rtl-optimization/90259
* function.cc (rest_of_handle_thread_prologue_and_epilogue): Add
parameter fun, and call function purge_all_dead_edges.
(pass_thread_prologue_and_epilogue::execute): Name unamed parameter
as fun, and use it for rest_of_handle_thread_prologue_and_epilogue.
2022-11-15 Philipp Tomsich <philipp.tomsich@vrull.eu>
* config/riscv/riscv-builtins.cc (struct riscv_builtin_description):
add the pause machine-dependent builtin with no result and no
arguments; mark it as always present (pause is a true hint
that encodes into a fence-insn, if not supported with the new
pause semantics).
* config/riscv/riscv-ftypes.def: Add type for void -> void.
* config/riscv/riscv.md (riscv_pause): Add risc_pause and
UNSPECV_PAUSE
* doc/extend.texi: Document __builtin_riscv_pause.
* optabs.cc (maybe_gen_insn): Allow nops == 0 (void -> void).
2022-11-15 David Faust <david.faust@oracle.com>
* config/bpf/bpf.cc (bpf_expand_builtin): Avoid use of uninitialized
variable in error case.
2022-11-15 David Malcolm <dmalcolm@redhat.com>
PR analyzer/106140
* doc/invoke.texi (Static Analyzer Options): Add
-Wanalyzer-fd-phase-mismatch and -Wanalyzer-fd-type-mismatch. Add
"socket", "bind", "listen", "accept", and "connect" to the list of
functions known to the analyzer.
2022-11-15 David Malcolm <dmalcolm@redhat.com>
PR analyzer/106302
* Makefile.in (ANALYZER_OBJS): Add analyzer/analyzer-language.o.
(GTFILES): Add analyzer/analyzer-language.cc.
* doc/analyzer.texi: Document __analyzer_dump_named_constant.
2022-11-15 Lewis Hyatt <lhyatt@gmail.com>
* json.h (class string): Add M_LEN member to store the length of
the data. Add constructor taking an explicit length.
* json.cc (string::string): Implement the new constructor.
(string::print): Support printing strings that are not
null-terminated. Escape embdedded null bytes on output.
(test_writing_strings): Test the new null-byte-related features of
json::string.
2022-11-15 Lewis Hyatt <lhyatt@gmail.com>
* diagnostic.cc (diagnostic_get_location_text): Use
special_fname_builtin () rather than a hardcoded string (which was
also incorrectly left untranslated previously.)
* input.cc (special_fname_builtin): New function.
(expand_location_1): Use special_fname_builtin () rather than a
hard-coded string.
(test_builtins): Likewise.
* input.h (special_fname_builtin): Declare.
2022-11-15 Lewis Hyatt <lhyatt@gmail.com>
* tree-diagnostic.cc (maybe_unwind_expanded_macro_loc): Handle ad-hoc
location in return value of linemap_resolve_location().
2022-11-15 Jonathan Wakely <jwakely@redhat.com>
* doc/cpp.texi (Pragmas): Use @item and @itemx for region
pragmas.
2022-11-15 Maciej W. Rozycki <macro@embecosm.com>
* ira-color.cc (assign_hard_reg): Remove duplicate `memset' over
`full_costs'.
2022-11-15 Andre Vieira <andre.simoesdiasvieira@arm.com>
* config/aarch64/atomics.md
(*aarch64_atomic_load<ALLX:mode>_rcpc_zext): New pattern.
(*aarch64_atomic_load<ALLX:mode>_rcpc_sext): New pattern.
2022-11-15 Andre Vieira <andre.simoesdiasvieira@arm.com>
Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64.h (AARCH64_ISA_RCPC): New Macro.
(TARGET_RCPC): New Macro.
* config/aarch64/atomics.md (atomic_load<mode>): Change into an expand.
(aarch64_atomic_load<mode>_rcpc): New define_insn for ldapr.
(aarch64_atomic_load<mode>): Rename of old define_insn for ldar.
* config/aarch64/iterators.md (UNSPEC_LDAP): New unspec enum value.
* doc/invoke.texi (rcpc): Ammend documentation to mention the effects
on code generation.
2022-11-15 Hongyu Wang <hongyu.wang@intel.com>
PR target/98167
* match.pd: New perm + vector op patterns for int and fp vector.
2022-11-15 Andrew Pinski <apinski@marvell.com>
* doc/invoke.texi: Remove Score option section.
2022-11-15 Andrew Pinski <apinski@marvell.com>
* doc/extend.texi: Remove picoChip builtin section.
* doc/invoke.texi: Remove picoChip option section.
2022-11-15 Andrew Pinski <apinski@marvell.com>
* doc/extend.texi: Remove MeP documentation.
* doc/invoke.texi: Remove MeP Options documentation.
2022-11-15 Andrew Pinski <apinski@marvell.com>
* doc/invoke.texi: Fix opindex for mcall-aixdesc and mcall-openbsd.
2022-11-14 Philipp Tomsich <philipp.tomsich@vrull.eu>
Revert:
2022-11-14 Philipp Tomsich <philipp.tomsich@vrull.eu>
* config/riscv/riscv-cores.def (RISCV_TUNE): Add ventana-vt1.
(RISCV_CORE): Ditto.
* config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): Ditto.
* config/riscv/riscv.cc: Add tune_info for ventana-vt1.
* doc/invoke.texi: Document -mcpu= and -mtune with ventana-vt1.
2022-11-14 Philipp Tomsich <philipp.tomsich@vrull.eu>
Revert:
2022-11-14 Philipp Tomsich <philipp.tomsich@vrull.eu>
* config/riscv/riscv.cc (enum riscv_fusion_pairs): Add symbolic
constants to identify supported fusion patterns.
(struct riscv_tune_param): Add fusible_op field.
(riscv_macro_fusion_p): Implement.
(riscv_fusion_enabled_p): Implement.
(riscv_macro_fusion_pair_p): Implement and recognize fusible
idioms for Ventana VT1.
(TARGET_SCHED_MACRO_FUSION_P): Point to riscv_macro_fusion_p.
(TARGET_SCHED_MACRO_FUSION_PAIR_P): Point to
riscv_macro_fusion_pair_p.
2022-11-14 Maciej W. Rozycki <macro@embecosm.com>
* ira-build.cc (create_insn_allocnos): Fix documentation.
2022-11-14 Tamar Christina <tamar.christina@arm.com>
* match.pd: Remove returns.
2022-11-14 Philipp Tomsich <philipp.tomsich@vrull.eu>
* config/riscv/bitmanip.md (orcb<mode>2): Add orc.b as an
unspec.
* config/riscv/riscv.md: Add UNSPEC_ORC_B.
2022-11-14 Tamar Christina <tamar.christina@arm.com>
* target.def: Fix typo.
2022-11-14 Philipp Tomsich <philipp.tomsich@vrull.eu>
* config/riscv/riscv.cc (enum riscv_fusion_pairs): Add symbolic
constants to identify supported fusion patterns.
(struct riscv_tune_param): Add fusible_op field.
(riscv_macro_fusion_p): Implement.
(riscv_fusion_enabled_p): Implement.
(riscv_macro_fusion_pair_p): Implement and recognize fusible
idioms for Ventana VT1.
(TARGET_SCHED_MACRO_FUSION_P): Point to riscv_macro_fusion_p.
(TARGET_SCHED_MACRO_FUSION_PAIR_P): Point to
riscv_macro_fusion_pair_p.
2022-11-14 Philipp Tomsich <philipp.tomsich@vrull.eu>
* config/riscv/riscv-cores.def (RISCV_TUNE): Add ventana-vt1.
(RISCV_CORE): Ditto.
* config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): Ditto.
* config/riscv/riscv.cc: Add tune_info for ventana-vt1.
* doc/invoke.texi: Document -mcpu= and -mtune with ventana-vt1.
2022-11-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64-option-extensions.def (cssc): Define.
* config/aarch64/aarch64.h (AARCH64_ISA_CSSC): Define.
(TARGET_CSSC): Likewise.
* config/aarch64/aarch64.md (*aarch64_abs<mode>2_cssc_ins): New define_insn.
(abs<mode>2): Adjust for the above.
(aarch64_umax<mode>3_insn): New define_insn.
(umax<mode>3): Adjust for the above.
(*aarch64_popcount<mode>2_cssc_insn): New define_insn.
(popcount<mode>2): Adjust for the above.
(<optab><mode>3): New define_insn.
* config/aarch64/constraints.md (Usm): Define.
(Uum): Likewise.
* doc/invoke.texi (AArch64 options): Document +cssc.
* config/aarch64/iterators.md (MAXMIN_NOUMAX): New code iterator.
* config/aarch64/predicates.md (aarch64_sminmax_immediate): Define.
(aarch64_sminmax_operand): Likewise.
(aarch64_uminmax_immediate): Likewise.
(aarch64_uminmax_operand): Likewise.
2022-11-14 Tamar Christina <tamar.christina@arm.com>
* config/aarch64/aarch64-sve2.md (@aarch64_bitmask_udiv<mode>3): New.
2022-11-14 Tamar Christina <tamar.christina@arm.com>
* config/aarch64/aarch64-simd.md (@aarch64_bitmask_udiv<mode>3): New.
* config/aarch64/aarch64.cc (aarch64_vectorize_can_special_div_by_constant): New.
2022-11-14 Tamar Christina <tamar.christina@arm.com>
* expmed.h (expand_divmod): Pass tree operands down in addition to RTX.
* expmed.cc (expand_divmod): Likewise.
* explow.cc (round_push, align_dynamic_address): Likewise.
* expr.cc (force_operand, expand_expr_divmod): Likewise.
* optabs.cc (expand_doubleword_mod, expand_doubleword_divmod):
Likewise.
* target.h: Include tree-core.
* target.def (can_special_div_by_const): New.
* targhooks.cc (default_can_special_div_by_const): New.
* targhooks.h (default_can_special_div_by_const): New.
* tree-vect-generic.cc (expand_vector_operation): Use it.
* doc/tm.texi.in: Document it.
* doc/tm.texi: Regenerate.
* tree-vect-patterns.cc (vect_recog_divmod_pattern): Check for support.
* tree-vect-stmts.cc (vectorizable_operation): Likewise.
2022-11-14 Tamar Christina <tamar.christina@arm.com>
* generic-match-head.cc: Include langooks.
* gimple-match-head.cc: Likewise.
* match.pd: Add fneg/fadd rule.
2022-11-14 Srinath Parvathaneni <srinath.parvathaneni@arm.com>
* config/arm/arm-cpus.in (cortex-x1c): Define new CPU.
* config/arm/arm-tables.opt: Regenerate.
* config/arm/arm-tune.md: Likewise.
* doc/invoke.texi: Document Cortex-X1C CPU.
2022-11-14 Srinath Parvathaneni <srinath.parvathaneni@arm.com>
* config/aarch64/aarch64-cores.def (AARCH64_CORE): Add Cortex-X3
CPU.
* config/aarch64/aarch64-tune.md: Regenerate.
* doc/invoke.texi: Document Cortex-X3 CPU.
2022-11-14 Andrew Pinski <apinski@marvell.com>
* doc/invoke.texi: Fix @opindex
for m80387 option.
2022-11-14 Andrew Pinski <apinski@marvell.com>
* doc/invoke.texi: Remove the front - from
some @opindex.
2022-11-14 Philipp Tomsich <philipp.tomsich@vrull.eu>
* config/aarch64/aarch64-cores.def (AARCH64_CORE): Add ampere1a.
* config/aarch64/aarch64-cost-tables.h: Add ampere1a_extra_costs.
* config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
Define a new fusion pair for A+B+1/A-B-1 (i.e., add/subtract two
registers and then +1/-1).
* config/aarch64/aarch64-tune.md: Regenerate.
* config/aarch64/aarch64.cc (aarch_macro_fusion_pair_p): Implement
idiom-matcher for the new fusion pair.
* doc/invoke.texi: Add ampere1a.
2022-11-14 Richard Biener <rguenther@suse.de>
* match.pd: Remove duplicates.
2022-11-14 Martin Liska <mliska@suse.cz>
* doc/contrib.texi: Port from Sphinx.
* doc/cpp.texi: Likewise.
* doc/install.texi: Likewise.
* doc/invoke.texi: Likewise.
2022-11-14 Martin Liska <mliska@suse.cz>
Revert:
2022-11-14 Martin Liska <mliska@suse.cz>
* doc/cpp/character-sets.rst: New file.
* doc/cpp/conditional-syntax.rst: New file.
* doc/cpp/conditional-uses.rst: New file.
* doc/cpp/conditionals.rst: New file.
* doc/cpp/conf.py: New file.
* doc/cpp/copyright.rst: New file.
* doc/cpp/deleted-code.rst: New file.
* doc/cpp/diagnostics.rst: New file.
* doc/cpp/environment-variables.rst: New file.
* doc/cpp/gnu-free-documentation-license.rst: New file.
* doc/cpp/header-files.rst: New file.
* doc/cpp/header-files/alternatives-to-wrapper-ifndef.rst: New file.
* doc/cpp/header-files/computed-includes.rst: New file.
* doc/cpp/header-files/include-operation.rst: New file.
* doc/cpp/header-files/include-syntax.rst: New file.
* doc/cpp/header-files/once-only-headers.rst: New file.
* doc/cpp/header-files/search-path.rst: New file.
* doc/cpp/header-files/system-headers.rst: New file.
* doc/cpp/header-files/wrapper-headers.rst: New file.
* doc/cpp/implementation-defined-behavior.rst: New file.
* doc/cpp/implementation-details.rst: New file.
* doc/cpp/implementation-limits.rst: New file.
* doc/cpp/index.rst: New file.
* doc/cpp/indices-and-tables.rst: New file.
* doc/cpp/initial-processing.rst: New file.
* doc/cpp/invocation.rst: New file.
* doc/cpp/line-control.rst: New file.
* doc/cpp/macros.rst: New file.
* doc/cpp/macros/concatenation.rst: New file.
* doc/cpp/macros/directives-within-macro-arguments.rst: New file.
* doc/cpp/macros/function-like-macros.rst: New file.
* doc/cpp/macros/macro-arguments.rst: New file.
* doc/cpp/macros/macro-pitfalls.rst: New file.
* doc/cpp/macros/object-like-macros.rst: New file.
* doc/cpp/macros/predefined-macros.rst: New file.
* doc/cpp/macros/stringizing.rst: New file.
* doc/cpp/macros/undefining-and-redefining-macros.rst: New file.
* doc/cpp/macros/variadic-macros.rst: New file.
* doc/cpp/obsolete-features.rst: New file.
* doc/cpp/other-directives.rst: New file.
* doc/cpp/overview.rst: New file.
* doc/cpp/pragmas.rst: New file.
* doc/cpp/preprocessor-output.rst: New file.
* doc/cpp/the-preprocessing-language.rst: New file.
* doc/cpp/tokenization.rst: New file.
* doc/cpp/traditional-lexical-analysis.rst: New file.
* doc/cpp/traditional-macros.rst: New file.
* doc/cpp/traditional-miscellany.rst: New file.
* doc/cpp/traditional-mode.rst: New file.
* doc/cpp/traditional-warnings.rst: New file.
* doc/cppinternals/conf.py: New file.
* doc/cppinternals/copyright.rst: New file.
* doc/cppinternals/cppinternals.rst: New file.
* doc/cppinternals/cpplib.rst: New file.
* doc/cppinternals/files.rst: New file.
* doc/cppinternals/index.rst: New file.
* doc/cppinternals/indices-and-tables.rst: New file.
* doc/cppinternals/internal-representation-of-macros.rst: New file.
* doc/cppinternals/just-which-line-number-anyway.rst: New file.
* doc/cppinternals/lexing-a-line.rst: New file.
* doc/cppinternals/lexing-a-token.rst: New file.
* doc/cppinternals/looking-for-a-function-like-macros-opening-parenthesis.rst: New file.
* doc/cppinternals/macro-expansion-overview.rst: New file.
* doc/cppinternals/marking-tokens-ineligible-for-future-expansion.rst: New file.
* doc/cppinternals/multiple-include-optimization.rst: New file.
* doc/cppinternals/overview.rst: New file.
* doc/cppinternals/representation-of-line-numbers.rst: New file.
* doc/cppinternals/scanning-the-replacement-list-for-macros-to-expand.rst: New file.
* doc/gcc/binary-compatibility.rst: New file.
* doc/gcc/c++-implementation-defined-behavior.rst: New file.
* doc/gcc/c-implementation-defined-behavior.rst: New file.
* doc/gcc/c-implementation-defined-behavior/architecture.rst: New file.
* doc/gcc/c-implementation-defined-behavior/arrays-and-pointers.rst: New file.
* doc/gcc/c-implementation-defined-behavior/characters.rst: New file.
* doc/gcc/c-implementation-defined-behavior/declarators.rst: New file.
* doc/gcc/c-implementation-defined-behavior/environment.rst: New file.
* doc/gcc/c-implementation-defined-behavior/floating-point.rst: New file.
* doc/gcc/c-implementation-defined-behavior/hints.rst: New file.
* doc/gcc/c-implementation-defined-behavior/identifiers.rst: New file.
* doc/gcc/c-implementation-defined-behavior/integers.rst: New file.
* doc/gcc/c-implementation-defined-behavior/library-functions.rst: New file.
* doc/gcc/c-implementation-defined-behavior/locale-specific-behavior.rst: New file.
* doc/gcc/c-implementation-defined-behavior/preprocessing-directives.rst: New file.
* doc/gcc/c-implementation-defined-behavior/qualifiers.rst: New file.
* doc/gcc/c-implementation-defined-behavior/statements.rst: New file.
* doc/gcc/c-implementation-defined-behavior/structures-unions-enumerations-and-bit-fields.rst:
New file.
* doc/gcc/c-implementation-defined-behavior/translation.rst: New file.
* doc/gcc/conditionally-supported-behavior.rst: New file.
* doc/gcc/conf.py: New file.
* doc/gcc/contributing-to-gcc-development.rst: New file.
* doc/gcc/contributors-to-gcc.rst: New file.
* doc/gcc/copyright.rst: New file.
* doc/gcc/exception-handling.rst: New file.
* doc/gcc/extensions-to-the-c++-language.rst: New file.
* doc/gcc/extensions-to-the-c++-language/backwards-compatibility.rst: New file.
* doc/gcc/extensions-to-the-c++-language/c++-concepts.rst: New file.
* doc/gcc/extensions-to-the-c++-language/c++-interface-and-implementation-pragmas.rst:
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* doc/gcc/extensions-to-the-c++-language/c++-specific-variable-function-and-type-attributes.rst:
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* doc/gcc/extensions-to-the-c++-language/deprecated-features.rst: New file.
* doc/gcc/extensions-to-the-c++-language/extracting-the-function-pointer-from-a-bound-pointer-to-member-function.rst:
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* doc/gcc/extensions-to-the-c++-language/function-multiversioning.rst: New file.
* doc/gcc/extensions-to-the-c++-language/restricting-pointer-aliasing.rst: New file.
* doc/gcc/extensions-to-the-c++-language/type-traits.rst: New file.
* doc/gcc/extensions-to-the-c++-language/vague-linkage.rst: New file.
* doc/gcc/extensions-to-the-c++-language/when-is-a-volatile-c++-object-accessed.rst:
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* doc/gcc/extensions-to-the-c++-language/wheres-the-template.rst: New file.
* doc/gcc/extensions-to-the-c-language-family.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/128-bit-integers.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/additional-floating-types.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/alternate-keywords.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/an-inline-function-is-as-fast-as-a-macro.rst:
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* doc/gcc/extensions-to-the-c-language-family/arithmetic-on-void-and-function-pointers.rst:
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* doc/gcc/extensions-to-the-c-language-family/arrays-of-length-zero.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/arrays-of-variable-length.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/attribute-syntax.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/binary-constants-using-the-0b-prefix.rst:
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* doc/gcc/extensions-to-the-c-language-family/built-in-functions-for-memory-model-aware-atomic-operations.rst:
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* doc/gcc/extensions-to-the-c-language-family/built-in-functions-to-perform-arithmetic-with-overflow-checking.rst:
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* doc/gcc/extensions-to-the-c-language-family/c++-style-comments.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/case-ranges.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/cast-to-a-union-type.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/complex-numbers.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/compound-literals.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/conditionals-with-omitted-operands.rst:
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* doc/gcc/extensions-to-the-c-language-family/constructing-function-calls.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/decimal-floating-types.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/aarch64-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/amd-gcn-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/arc-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/arm-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/avr-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/blackfin-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/bpf-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/c-sky-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/common-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/epiphany-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/h8-300-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/ia-64-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/m32c-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/m32r-d-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/m68k-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/mcore-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/mep-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/microblaze-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/microsoft-windows-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/mips-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/msp430-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/nds32-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/nios-ii-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/nvidia-ptx-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/powerpc-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/risc-v-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/rl78-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/rx-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/s-390-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/sh-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/symbian-os-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/v850-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/visium-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/x86-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/declaring-attributes-of-functions/xstormy16-function-attributes.rst:
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* doc/gcc/extensions-to-the-c-language-family/designated-initializers.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/determining-the-alignment-of-functions-types-or-variables.rst:
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* doc/gcc/extensions-to-the-c-language-family/dollar-signs-in-identifier-names.rst:
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* doc/gcc/extensions-to-the-c-language-family/double-word-integers.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/enumerator-attributes.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/fixed-point-types.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/format-checks-specific-to-particular-target-machines.rst:
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* doc/gcc/extensions-to-the-c-language-family/function-names-as-strings.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/getting-the-return-or-frame-address-of-a-function.rst:
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* doc/gcc/extensions-to-the-c-language-family/half-precision-floating-point.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/hex-floats.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/how-to-use-inline-assembly-language-in-c-code.rst:
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* doc/gcc/extensions-to-the-c-language-family/incomplete-enum-types.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/label-attributes.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/labels-as-values.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/legacy-sync-built-in-functions-for-atomic-memory-access.rst:
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* doc/gcc/extensions-to-the-c-language-family/locally-declared-labels.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/macros-with-a-variable-number-of-arguments.rst:
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* doc/gcc/extensions-to-the-c-language-family/mixed-declarations-labels-and-code.rst:
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* doc/gcc/extensions-to-the-c-language-family/named-address-spaces.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/nested-functions.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/non-constant-initializers.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/non-lvalue-arrays-may-have-subscripts.rst:
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* doc/gcc/extensions-to-the-c-language-family/nonlocal-gotos.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/object-size-checking-built-in-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/other-built-in-functions-provided-by-gcc.rst:
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* doc/gcc/extensions-to-the-c-language-family/pointer-arguments-in-variadic-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/pointers-to-arrays-with-qualifiers-work-as-expected.rst:
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* doc/gcc/extensions-to-the-c-language-family/pragmas-accepted-by-gcc.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/prototypes-and-old-style-function-definitions.rst:
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* doc/gcc/extensions-to-the-c-language-family/referring-to-a-type-with-typeof.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/slightly-looser-rules-for-escaped-newlines.rst:
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* doc/gcc/extensions-to-the-c-language-family/specifying-attributes-of-types.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/specifying-attributes-of-variables.rst:
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* doc/gcc/extensions-to-the-c-language-family/statement-attributes.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/statements-and-declarations-in-expressions.rst:
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* doc/gcc/extensions-to-the-c-language-family/structures-with-no-members.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/support-for-offsetof.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/target-builtins.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/target-builtins/aarch64-built-in-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/alpha-built-in-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/altera-nios-ii-built-in-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/arc-built-in-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/arc-simd-built-in-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/arm-armv8-m-security-extensions.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/arm-c-language-extensions-acle.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/arm-floating-point-status-and-control-intrinsics.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/arm-iwmmxt-built-in-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/avr-built-in-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/basic-powerpc-built-in-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/blackfin-built-in-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/bpf-built-in-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/fr-v-built-in-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/mips-dsp-built-in-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/mips-loongson-built-in-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/mips-paired-single-support.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/mips-simd-architecture-msa-support.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/msp430-built-in-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/nds32-built-in-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/other-mips-built-in-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/picochip-built-in-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/powerpc-altivec-vsx-built-in-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/powerpc-atomic-memory-operation-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/powerpc-hardware-transactional-memory-built-in-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/powerpc-matrix-multiply-assist-built-in-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/pru-built-in-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/risc-v-built-in-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/rx-built-in-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/s-390-system-z-built-in-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/sh-built-in-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/sparc-vis-built-in-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/ti-c6x-built-in-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/x86-built-in-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/x86-control-flow-protection-intrinsics.rst:
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* doc/gcc/extensions-to-the-c-language-family/target-builtins/x86-transactional-memory-intrinsics.rst:
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* doc/gcc/extensions-to-the-c-language-family/the-character-esc-in-constants.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/thread-local-storage.rst: New file.
* doc/gcc/extensions-to-the-c-language-family/unnamed-structure-and-union-fields.rst:
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* doc/gcc/extensions-to-the-c-language-family/using-vector-instructions-through-built-in-functions.rst:
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* doc/gcc/extensions-to-the-c-language-family/when-is-a-volatile-object-accessed.rst:
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* doc/gcc/extensions-to-the-c-language-family/x86-specific-memory-model-extensions-for-transactional-memory.rst:
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* doc/gcc/funding.rst: New file.
* doc/gcc/gcc-command-options.rst: New file.
* doc/gcc/gcc-command-options/c++-modules.rst: New file.
* doc/gcc/gcc-command-options/compiling-c++-programs.rst: New file.
* doc/gcc/gcc-command-options/description.rst: New file.
* doc/gcc/gcc-command-options/environment-variables-affecting-gcc.rst: New file.
* doc/gcc/gcc-command-options/gcc-developer-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/aarch64-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/adapteva-epiphany-options.rst:
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* doc/gcc/gcc-command-options/machine-dependent-options/amd-gcn-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/arc-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/arm-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/avr-mmcu.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/avr-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/blackfin-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/c-sky-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/c6x-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/cris-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/darwin-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/dec-alpha-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/ebpf-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/fr30-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/frv-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/ft32-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/gnu-linux-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/h8-300-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/hppa-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/ia-64-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/ibm-rs-6000-and-powerpc-options.rst:
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* doc/gcc/gcc-command-options/machine-dependent-options/lm32-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/loongarch-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/m32c-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/m32r-d-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/m680x0-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/mcore-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/mep-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/microblaze-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/mips-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/mmix-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/mn10300-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/moxie-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/msp430-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/nds32-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/nios-ii-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/nvidia-ptx-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/openrisc-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/options-for-system-v.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/pdp-11-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/picochip-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/powerpc-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/pru-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/risc-v-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/rl78-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/rx-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/s-390-and-zseries-options.rst:
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* doc/gcc/gcc-command-options/machine-dependent-options/score-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/sh-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/solaris-2-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/sparc-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/v850-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/vax-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/visium-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/vms-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/vxworks-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/x86-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/x86-windows-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/xstormy16-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/xtensa-options.rst: New file.
* doc/gcc/gcc-command-options/machine-dependent-options/zseries-options.rst: New file.
* doc/gcc/gcc-command-options/option-summary.rst: New file.
* doc/gcc/gcc-command-options/options-controlling-c++-dialect.rst: New file.
* doc/gcc/gcc-command-options/options-controlling-c-dialect.rst: New file.
* doc/gcc/gcc-command-options/options-controlling-objective-c-and-objective-c++-dialects.rst:
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* doc/gcc/gcc-command-options/options-controlling-the-kind-of-output.rst: New file.
* doc/gcc/gcc-command-options/options-controlling-the-preprocessor.rst: New file.
* doc/gcc/gcc-command-options/options-for-code-generation-conventions.rst: New file.
* doc/gcc/gcc-command-options/options-for-debugging-your-program.rst: New file.
* doc/gcc/gcc-command-options/options-for-directory-search.rst: New file.
* doc/gcc/gcc-command-options/options-for-linking.rst: New file.
* doc/gcc/gcc-command-options/options-that-control-optimization.rst: New file.
* doc/gcc/gcc-command-options/options-that-control-static-analysis.rst: New file.
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* doc/gcc/gcc-command-options/passing-options-to-the-assembler.rst: New file.
* doc/gcc/gcc-command-options/program-instrumentation-options.rst: New file.
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* doc/gcc/gcc-command-options/using-precompiled-headers.rst: New file.
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* doc/gcc/gcov.rst: New file.
* doc/gcc/gcov/brief-description-of-gcov-data-files.rst: New file.
* doc/gcc/gcov/data-file-relocation-to-support-cross-profiling.rst: New file.
* doc/gcc/gcov/introduction-to-gcov.rst: New file.
* doc/gcc/gcov/invoking-gcov.rst: New file.
* doc/gcc/gcov/profiling-and-test-coverage-in-freestanding-environments.rst: New file.
* doc/gcc/gcov/using-gcov-with-gcc-optimization.rst: New file.
* doc/gcc/general-public-license-3.rst: New file.
* doc/gcc/gnu-free-documentation-license.rst: New file.
* doc/gcc/gnu-objective-c-features.rst: New file.
* doc/gcc/gnu-objective-c-features/compatibilityalias.rst: New file.
* doc/gcc/gnu-objective-c-features/constant-string-objects.rst: New file.
* doc/gcc/gnu-objective-c-features/exceptions.rst: New file.
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* doc/gcc/gnu-objective-c-features/load-executing-code-before-main.rst: New file.
* doc/gcc/gnu-objective-c-features/messaging-with-the-gnu-objective-c-runtime.rst: New file.
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* doc/gcc/gnu.rst: New file.
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* doc/gcc/how-and-where-to-report-bugs.rst: New file.
* doc/gcc/how-to-get-help-with-gcc.rst: New file.
* doc/gcc/index.rst: New file.
* doc/gcc/indices-and-tables.rst: New file.
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* doc/gcc/known-causes-of-trouble-with-gcc/interoperation.rst: New file.
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* doc/gcc/language-standards-supported-by-gcc.rst: New file.
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* doc/gcc/language-standards-supported-by-gcc/references-for-other-languages.rst: New file.
* doc/gcc/lto-dump.rst: New file.
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* doc/gcc/reporting-bugs.rst: New file.
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* doc/gccint/analysis-and-optimization-of-gimple-tuples/static-single-assignment.rst:
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* doc/gccint/analysis-and-representation-of-loops.rst: New file.
* doc/gccint/analysis-and-representation-of-loops/data-dependency-analysis.rst: New file.
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* doc/gccint/analysis-and-representation-of-loops/loop-closed-ssa-form.rst: New file.
* doc/gccint/analysis-and-representation-of-loops/loop-manipulation.rst: New file.
* doc/gccint/analysis-and-representation-of-loops/loop-querying.rst: New file.
* doc/gccint/analysis-and-representation-of-loops/loop-representation.rst: New file.
* doc/gccint/analysis-and-representation-of-loops/number-of-iterations-analysis.rst:
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* doc/gccint/analysis-and-representation-of-loops/scalar-evolutions.rst: New file.
* doc/gccint/analyzer-internals.rst: New file.
* doc/gccint/collect2.rst: New file.
* doc/gccint/conf.py: New file.
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* doc/gccint/control-flow-graph/liveness-information.rst: New file.
* doc/gccint/control-flow-graph/maintaining-the-cfg.rst: New file.
* doc/gccint/control-flow-graph/profile-information.rst: New file.
* doc/gccint/copyright.rst: New file.
* doc/gccint/debugging-the-analyzer.rst: New file.
* doc/gccint/funding.rst: New file.
* doc/gccint/gcc-and-portability.rst: New file.
* doc/gccint/general-public-license-3.rst: New file.
* doc/gccint/generic.rst: New file.
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* doc/gccint/generic/c-and-c++-trees.rst: New file.
* doc/gccint/generic/declarations.rst: New file.
* doc/gccint/generic/deficiencies.rst: New file.
* doc/gccint/generic/expressions.rst: New file.
* doc/gccint/generic/functions.rst: New file.
* doc/gccint/generic/language-dependent-trees.rst: New file.
* doc/gccint/generic/overview.rst: New file.
* doc/gccint/generic/statements.rst: New file.
* doc/gccint/generic/types.rst: New file.
* doc/gccint/gimple-api.rst: New file.
* doc/gccint/gimple.rst: New file.
* doc/gccint/gimple/adding-a-new-gimple-statement-code.rst: New file.
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* doc/gccint/gimple/manipulating-gimple-statements.rst: New file.
* doc/gccint/gimple/operands.rst: New file.
* doc/gccint/gimple/sequence-iterators.rst: New file.
* doc/gccint/gimple/statement-and-operand-traversals.rst: New file.
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* doc/gccint/gimple/tuple-specific-accessors.rst: New file.
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* doc/gccint/gnu-free-documentation-license.rst: New file.
* doc/gccint/guidelines-for-diagnostics.rst: New file.
* doc/gccint/guidelines-for-options.rst: New file.
* doc/gccint/host-common.rst: New file.
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* doc/gccint/introduction.rst: New file.
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* doc/gccint/link-time-optimization/using-summary-information-in-ipa-passes.rst: New file.
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* doc/gccint/machine-descriptions/defining-how-to-split-instructions.rst: New file.
* doc/gccint/machine-descriptions/defining-jump-instruction-patterns.rst: New file.
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* doc/gccint/machine-descriptions/everything-about-instruction-patterns.rst: New file.
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* doc/gccint/machine-descriptions/interdependence-of-patterns.rst: New file.
* doc/gccint/machine-descriptions/iterators.rst: New file.
* doc/gccint/machine-descriptions/machine-specific-peephole-optimizers.rst: New file.
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* doc/gccint/machine-descriptions/standard-pattern-names-for-generation.rst: New file.
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* doc/gccint/makefile-fragments.rst: New file.
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* doc/gccint/memory-management-and-type-information/how-to-invoke-the-garbage-collector.rst:
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* doc/gccint/memory-management-and-type-information/marking-roots-for-the-garbage-collector.rst:
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* doc/gccint/rtl-representation.rst: New file.
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* doc/gccint/rtl-representation/conversions.rst: New file.
* doc/gccint/rtl-representation/declarations.rst: New file.
* doc/gccint/rtl-representation/embedded-side-effects-on-addresses.rst: New file.
* doc/gccint/rtl-representation/flags-in-an-rtl-expression.rst: New file.
* doc/gccint/rtl-representation/insns.rst: New file.
* doc/gccint/rtl-representation/machine-modes.rst: New file.
* doc/gccint/rtl-representation/on-the-side-ssa-form-for-rtl.rst: New file.
* doc/gccint/rtl-representation/reading-rtl.rst: New file.
* doc/gccint/rtl-representation/registers-and-memory.rst: New file.
* doc/gccint/rtl-representation/rtl-classes-and-formats.rst: New file.
* doc/gccint/rtl-representation/rtl-expressions-for-arithmetic.rst: New file.
* doc/gccint/rtl-representation/rtl-object-types.rst: New file.
* doc/gccint/rtl-representation/rtl-representation-of-function-call-insns.rst: New file.
* doc/gccint/rtl-representation/side-effect-expressions.rst: New file.
* doc/gccint/rtl-representation/structure-sharing-assumptions.rst: New file.
* doc/gccint/rtl-representation/variable-location-debug-information-in-rtl.rst: New file.
* doc/gccint/rtl-representation/vector-operations.rst: New file.
* doc/gccint/sizes-and-offsets-as-runtime-invariants.rst: New file.
* doc/gccint/sizes-and-offsets-as-runtime-invariants/alignment-of-polyints.rst: New file.
* doc/gccint/sizes-and-offsets-as-runtime-invariants/arithmetic-on-polyints.rst: New file.
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* doc/gccint/sizes-and-offsets-as-runtime-invariants/guidelines-for-using-polyint.rst:
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* doc/gccint/sizes-and-offsets-as-runtime-invariants/miscellaneous-polyint-routines.rst:
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* doc/gccint/sizes-and-offsets-as-runtime-invariants/overview-of-polyint.rst: New file.
* doc/gccint/source-tree-structure-and-build-system.rst: New file.
* doc/gccint/source-tree-structure-and-build-system/configure-terms-and-history.rst:
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* doc/gccint/source-tree-structure-and-build-system/the-gcc-subdirectory.rst: New file.
* doc/gccint/source-tree-structure-and-build-system/the-gcc-subdirectory/anatomy-of-a-language-front-end.rst:
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* doc/gccint/source-tree-structure-and-build-system/the-gcc-subdirectory/building-documentation.rst:
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* doc/gccint/source-tree-structure-and-build-system/the-gcc-subdirectory/headers-installed-by-gcc.rst:
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* doc/gccint/source-tree-structure-and-build-system/the-gcc-subdirectory/makefile-targets.rst:
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* doc/gccint/source-tree-structure-and-build-system/the-gcc-subdirectory/subdirectories-of-gcc.rst:
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* doc/gccint/source-tree-structure-and-build-system/top-level-source-directory.rst:
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* doc/gccint/standard-header-file-directories.rst: New file.
* doc/gccint/static-analyzer.rst: New file.
* doc/gccint/target-macros.rst: New file.
* doc/gccint/target-macros/adding-support-for-named-address-spaces.rst: New file.
* doc/gccint/target-macros/addressing-modes.rst: New file.
* doc/gccint/target-macros/adjusting-the-instruction-scheduler.rst: New file.
* doc/gccint/target-macros/anchored-addresses.rst: New file.
* doc/gccint/target-macros/c++-abi-parameters.rst: New file.
* doc/gccint/target-macros/condition-code-status.rst: New file.
* doc/gccint/target-macros/controlling-debugging-information-format.rst: New file.
* doc/gccint/target-macros/controlling-the-compilation-driver-gcc.rst: New file.
* doc/gccint/target-macros/cross-compilation-and-floating-point.rst: New file.
* doc/gccint/target-macros/d-abi-parameters.rst: New file.
* doc/gccint/target-macros/defining-coprocessor-specifics-for-mips-targets.rst: New file.
* doc/gccint/target-macros/defining-data-structures-for-per-function-information.rst:
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* doc/gccint/target-macros/defining-target-specific-uses-of-attribute.rst: New file.
* doc/gccint/target-macros/defining-the-output-assembler-language.rst: New file.
* doc/gccint/target-macros/defining-the-output-assembler-language/assembler-commands-for-alignment.rst:
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* doc/gccint/target-macros/defining-the-output-assembler-language/assembler-commands-for-exception-regions.rst:
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* doc/gccint/target-macros/defining-the-output-assembler-language/how-initialization-functions-are-handled.rst:
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* doc/gccint/target-macros/defining-the-output-assembler-language/macros-controlling-initialization-routines.rst:
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* doc/gccint/target-macros/defining-the-output-assembler-language/output-and-generation-of-labels.rst:
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* doc/gccint/target-macros/defining-the-output-assembler-language/output-of-assembler-instructions.rst:
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* doc/gccint/target-macros/defining-the-output-assembler-language/output-of-data.rst:
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* doc/gccint/target-macros/defining-the-output-assembler-language/output-of-dispatch-tables.rst:
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* doc/gccint/target-macros/defining-the-output-assembler-language/the-overall-framework-of-an-assembler-file.rst:
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* doc/gccint/target-macros/describing-relative-costs-of-operations.rst: New file.
* doc/gccint/target-macros/dividing-the-output-into-sections-texts-data.rst: New file.
* doc/gccint/target-macros/emulating-tls.rst: New file.
* doc/gccint/target-macros/implementing-the-varargs-macros.rst: New file.
* doc/gccint/target-macros/implicit-calls-to-library-routines.rst: New file.
* doc/gccint/target-macros/layout-of-source-language-data-types.rst: New file.
* doc/gccint/target-macros/miscellaneous-parameters.rst: New file.
* doc/gccint/target-macros/mode-switching-instructions.rst: New file.
* doc/gccint/target-macros/parameters-for-precompiled-header-validity-checking.rst:
New file.
* doc/gccint/target-macros/position-independent-code.rst: New file.
* doc/gccint/target-macros/register-classes.rst: New file.
* doc/gccint/target-macros/register-usage.rst: New file.
* doc/gccint/target-macros/run-time-target-specification.rst: New file.
* doc/gccint/target-macros/stack-layout-and-calling-conventions.rst: New file.
* doc/gccint/target-macros/stack-layout-and-calling-conventions/basic-stack-layout.rst:
New file.
* doc/gccint/target-macros/stack-layout-and-calling-conventions/caller-saves-register-allocation.rst:
New file.
* doc/gccint/target-macros/stack-layout-and-calling-conventions/eliminating-frame-pointer-and-arg-pointer.rst:
New file.
* doc/gccint/target-macros/stack-layout-and-calling-conventions/exception-handling-support.rst:
New file.
* doc/gccint/target-macros/stack-layout-and-calling-conventions/function-entry-and-exit.rst:
New file.
* doc/gccint/target-macros/stack-layout-and-calling-conventions/generating-code-for-profiling.rst:
New file.
* doc/gccint/target-macros/stack-layout-and-calling-conventions/how-large-values-are-returned.rst:
New file.
* doc/gccint/target-macros/stack-layout-and-calling-conventions/how-scalar-function-values-are-returned.rst:
New file.
* doc/gccint/target-macros/stack-layout-and-calling-conventions/miscellaneous-register-hooks.rst:
New file.
* doc/gccint/target-macros/stack-layout-and-calling-conventions/passing-arguments-in-registers.rst:
New file.
* doc/gccint/target-macros/stack-layout-and-calling-conventions/passing-function-arguments-on-the-stack.rst:
New file.
* doc/gccint/target-macros/stack-layout-and-calling-conventions/permitting-tail-calls.rst:
New file.
* doc/gccint/target-macros/stack-layout-and-calling-conventions/registers-that-address-the-stack-frame.rst:
New file.
* doc/gccint/target-macros/stack-layout-and-calling-conventions/shrink-wrapping-separate-components.rst:
New file.
* doc/gccint/target-macros/stack-layout-and-calling-conventions/specifying-how-stack-checking-is-done.rst:
New file.
* doc/gccint/target-macros/stack-layout-and-calling-conventions/stack-smashing-protection.rst:
New file.
* doc/gccint/target-macros/storage-layout.rst: New file.
* doc/gccint/target-macros/support-for-nested-functions.rst: New file.
* doc/gccint/target-macros/the-global-targetm-variable.rst: New file.
* doc/gccint/target-makefile-fragments.rst: New file.
* doc/gccint/testsuites.rst: New test.
* doc/gccint/testsuites/ada-language-testsuites.rst: New test.
* doc/gccint/testsuites/c-language-testsuites.rst: New test.
* doc/gccint/testsuites/directives-used-within-dejagnu-tests.rst: New test.
* doc/gccint/testsuites/directives-used-within-dejagnu-tests/commands-for-use-in-dg-final.rst:
New test.
* doc/gccint/testsuites/directives-used-within-dejagnu-tests/features-for-dg-add-options.rst:
New test.
* doc/gccint/testsuites/directives-used-within-dejagnu-tests/keywords-describing-target-attributes.rst:
New test.
* doc/gccint/testsuites/directives-used-within-dejagnu-tests/selecting-targets-to-which-a-test-applies.rst:
New test.
* doc/gccint/testsuites/directives-used-within-dejagnu-tests/syntax-and-descriptions-of-test-directives.rst:
New test.
* doc/gccint/testsuites/directives-used-within-dejagnu-tests/variants-of-dg-require-support.rst:
New test.
* doc/gccint/testsuites/idioms-used-in-testsuite-code.rst: New test.
* doc/gccint/testsuites/support-for-testing-binary-compatibility.rst: New test.
* doc/gccint/testsuites/support-for-testing-gcov.rst: New test.
* doc/gccint/testsuites/support-for-testing-gimple-passes.rst: New test.
* doc/gccint/testsuites/support-for-testing-link-time-optimizations.rst: New test.