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104
gcc/ChangeLog
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2024-04-08 Uros Bizjak <ubizjak@gmail.com>
PR rtl-optimization/112560
* combine.cc (try_combine): Replace cc_use_loc with the entire
new RTX only in case cc_use_loc satisfies COMPARISON_P predicate.
Otherwise scan the entire cc_use_loc RTX for CC reg to be updated
with a new mode.
* config/i386/i386.md (@pushf<mode>2): Allow all CC modes for
operand 1.
2024-04-08 Thomas Schwinge <tschwinge@baylibre.com>
* config/gcn/gcn.opt (--param=gcn-preferred-vectorization-factor):
New.
* config/gcn/gcn.cc (gcn_vectorize_preferred_simd_mode) Use it.
* doc/invoke.texi (Optimize Options): Document it.
2024-04-08 Thomas Schwinge <tschwinge@baylibre.com>
* doc/sourcebuild.texi (Effective-Target Keywords): Document
'asm_goto_with_outputs'. Add comment to 'lra'.
2024-04-08 Martin Jambor <mjambor@suse.cz>
PR ipa/113359
* ipa-icf-gimple.h (func_checker): New members
safe_for_total_scalarization_p, m_total_scalarization_limit_known_p
and m_total_scalarization_limit.
(func_checker::func_checker): Initialize new member variables.
* ipa-icf-gimple.cc: Include tree-sra.h.
(func_checker::func_checker): Initialize new member variables.
(func_checker::safe_for_total_scalarization_p): New function.
(func_checker::compare_operand): Use the new function.
* tree-sra.h (sra_get_max_scalarization_size): Declare.
(sra_total_scalarization_would_copy_same_data_p): Likewise.
* tree-sra.cc (prepare_iteration_over_array_elts): New function.
(class sra_padding_collecting): New.
(sra_padding_collecting::record_padding): Likewise.
(scalarizable_type_p): Rename to totally_scalarizable_type_p. Add
ability to record padding when requested.
(totally_scalarize_subtree): Split out gathering information necessary
to iterate over array elements to prepare_iteration_over_array_elts.
Fix errornous early exit.
(analyze_all_variable_accesses): Adjust the call to
totally_scalarizable_type_p. Move determining of total scalariation
size limit...
(sra_get_max_scalarization_size): ...here.
(check_ts_and_push_padding_to_vec): New function.
(sra_total_scalarization_would_copy_same_data_p): Likewise.
2024-04-08 Martin Jambor <mjambor@suse.cz>
PR ipa/113907
* ipa-prop.h (class ipa_vr): Declare new overload of a member function
equal_p.
(ipa_jump_functions_equivalent_p): Declare.
* ipa-prop.cc (ipa_vr::equal_p): New function.
(ipa_agg_pass_through_jf_equivalent_p): Likewise.
(ipa_agg_jump_functions_equivalent_p): Likewise.
(ipa_jump_functions_equivalent_p): Likewise.
* ipa-cp.h (values_equal_for_ipcp_p): Declare.
* ipa-cp.cc (values_equal_for_ipcp_p): Make function public.
* ipa-icf-gimple.cc: Include alloc-pool.h, symbol-summary.h, sreal.h,
ipa-cp.h and ipa-prop.h.
(func_checker::compare_gimple_call): Comapre jump functions.
2024-04-08 Richard Sandiford <richard.sandiford@arm.com>
PR target/114607
* config/aarch64/aarch64-sve-builtins-base.cc
(svusdot_impl::expand): Fix botched attempt to swap the operands
for svsudot.
2024-04-08 Tatsuyuki Ishi <ishitatsuyuki@gmail.com>
* config/riscv/riscv.opt: Add -mtls-dialect to configure TLS flavor.
* config.gcc: Add --with-tls configuration option to change the
default TLS flavor.
* config/riscv/riscv.h: Add TARGET_TLSDESC determined from
-mtls-dialect and with_tls defaults.
* config/riscv/riscv-opts.h: Define enum riscv_tls_type for the
two TLS flavors.
* config/riscv/riscv-protos.h: Define SYMBOL_TLSDESC symbol type.
* config/riscv/riscv.md: Add instruction sequence for TLSDESC.
* config/riscv/riscv.cc (riscv_symbol_insns): Add instruction
sequence length data for TLSDESC.
(riscv_legitimize_tls_address): Add lowering of TLSDESC.
* doc/install.texi: Document --with-tls for RISC-V.
* doc/invoke.texi: Document -mtls-dialect for RISC-V.
2024-04-08 Jakub Jelinek <jakub@redhat.com>
PR target/114605
* config/s390/s390.cc (s390_const_int_pool_entry_p): Punt
if mem doesn't have MODE_INT mode, or pool constant doesn't
have MODE_INT mode, or if pool constant mode is smaller than
mem mode. If mem mode is different from pool constant mode,
try to simplify subreg. If that doesn't work, punt, if it
does, use the simplified constant instead of the constant pool
constant.
* config/s390/s390.md (movdi from const pool peephole): If
either low or high 32-bit part is zero, just emit move insn
instead of move + ior.
2024-04-08 Richard Biener <rguenther@suse.de>
PR tree-optimization/114624

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20240409

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gcc/po/ChangeLog
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2024-04-08 Joseph Myers <josmyers@redhat.com>
* fr.po: Update.
2024-04-03 Joseph Myers <josmyers@redhat.com>
* sv.po: Update.

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gcc/testsuite/ChangeLog
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2024-04-08 Thomas Schwinge <tschwinge@baylibre.com>
* gcc.target/gcn/cond_fmaxnm_1.c: Specify
'--param=gcn-preferred-vectorization-factor=64'.
* gcc.target/gcn/cond_fmaxnm_2.c: Likewise.
* gcc.target/gcn/cond_fmaxnm_3.c: Likewise.
* gcc.target/gcn/cond_fmaxnm_4.c: Likewise.
* gcc.target/gcn/cond_fmaxnm_5.c: Likewise.
* gcc.target/gcn/cond_fmaxnm_6.c: Likewise.
* gcc.target/gcn/cond_fmaxnm_7.c: Likewise.
* gcc.target/gcn/cond_fmaxnm_8.c: Likewise.
* gcc.target/gcn/cond_fminnm_1.c: Likewise.
* gcc.target/gcn/cond_fminnm_2.c: Likewise.
* gcc.target/gcn/cond_fminnm_3.c: Likewise.
* gcc.target/gcn/cond_fminnm_4.c: Likewise.
* gcc.target/gcn/cond_fminnm_5.c: Likewise.
* gcc.target/gcn/cond_fminnm_6.c: Likewise.
* gcc.target/gcn/cond_fminnm_7.c: Likewise.
* gcc.target/gcn/cond_fminnm_8.c: Likewise.
* gcc.target/gcn/cond_shift_3.c: Likewise.
* gcc.target/gcn/cond_shift_4.c: Likewise.
* gcc.target/gcn/cond_shift_8.c: Likewise.
* gcc.target/gcn/cond_shift_9.c: Likewise.
* gcc.target/gcn/cond_smax_1.c: Likewise.
* gcc.target/gcn/cond_smin_1.c: Likewise.
* gcc.target/gcn/cond_umax_1.c: Likewise.
* gcc.target/gcn/cond_umin_1.c: Likewise.
* gcc.target/gcn/simd-math-1.c: Likewise.
* gcc.target/gcn/simd-math-5-char.c: Likewise.
* gcc.target/gcn/simd-math-5-long.c: Likewise.
* gcc.target/gcn/simd-math-5-short.c: Likewise.
* gcc.target/gcn/simd-math-5.c: Likewise.
* gcc.target/gcn/smax_1.c: Likewise.
* gcc.target/gcn/smin_1.c: Likewise.
* gcc.target/gcn/umax_1.c: Likewise.
* gcc.target/gcn/umin_1.c: Likewise.
2024-04-08 Thomas Schwinge <tschwinge@baylibre.com>
* lib/target-supports.exp (check_effective_target_lra): Add
comment.
(check_effective_target_asm_goto_with_outputs): New.
* gcc.c-torture/compile/asmgoto-2.c: Use it.
* gcc.c-torture/compile/asmgoto-5.c: Likewise.
* gcc.c-torture/compile/asmgoto-6.c: Likewise.
* gcc.c-torture/compile/pr98096.c: Likewise.
* gcc.dg/pr100590.c: Likewise.
* gcc.dg/pr107385.c: Likewise.
* gcc.dg/pr108095.c: Likewise.
* gcc.dg/pr97954.c: Likewise.
* gcc.dg/torture/pr100329.c: Likewise.
* gcc.dg/torture/pr100398.c: Likewise.
* gcc.dg/torture/pr100519.c: Likewise.
* gcc.dg/torture/pr110422.c: Likewise.
* gcc.dg/pr110079.c: Special-case nvptx target.
2024-04-08 Tobias Burnus <tburnus@baylibre.com>
PR libfortran/114304
* gfortran.dg/pr114304-2.f90: New test.
2024-04-08 Martin Jambor <mjambor@suse.cz>
PR ipa/113359
* gcc.dg/lto/pr113359-1_0.c: New.
* gcc.dg/lto/pr113359-1_1.c: Likewise.
* gcc.dg/lto/pr113359-2_0.c: Likewise.
* gcc.dg/lto/pr113359-2_1.c: Likewise.
* gcc.dg/lto/pr113359-3_0.c: Likewise.
* gcc.dg/lto/pr113359-3_1.c: Likewise.
* gcc.dg/lto/pr113359-4_0.c: Likewise.
* gcc.dg/lto/pr113359-4_1.c: Likewise.
* gcc.dg/lto/pr113359-5_0.c: Likewise.
* gcc.dg/lto/pr113359-5_1.c: Likewise.
2024-04-08 Martin Jambor <mjambor@suse.cz>
PR ipa/113907
* gcc.dg/lto/pr113907_0.c: New.
* gcc.dg/lto/pr113907_1.c: Likewise.
* gcc.dg/lto/pr113907_2.c: Likewise.
2024-04-08 Richard Sandiford <richard.sandiford@arm.com>
PR target/114607
* gcc.target/aarch64/sve/acle/asm/sudot_s32.c: New test.
2024-04-08 Tatsuyuki Ishi <ishitatsuyuki@gmail.com>
* gcc.target/riscv/tls_1.x: Add TLSDESC GD test case.
* gcc.target/riscv/tlsdesc.c: Same as above.
2024-04-08 Jakub Jelinek <jakub@redhat.com>
PR target/114605
* gcc.dg/pr114605.c: New test.
2024-04-08 Swinney, Jonathan <jswinney@amazon.com>
* gcc.target/aarch64/advsimd-intrinsics/vld1x4.c: Exit with a nonzero
code if the test fails.
2024-04-08 Richard Biener <rguenther@suse.de>
PR tree-optimization/114624

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2024-04-08 Thomas Schwinge <tschwinge@baylibre.com>
* cuda/cuda.h (CUresult): Add 'CUDA_ERROR_NO_DEVICE'.
2024-02-29 Tom Tromey <tom@tromey.com>
* gcc-cp-interface.h (gcc_cp_fe_context_function): Update

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libgfortran/ChangeLog
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2024-04-08 Tobias Burnus <tburnus@baylibre.com>
PR libfortran/114304
* io/list_read.c (eat_separator): Accept tab as alternative to space.
2024-04-06 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libfortran/114304

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libgomp/ChangeLog
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2024-04-08 Thomas Schwinge <tschwinge@baylibre.com>
* plugin/plugin-gcn.c (init_hsa_context): Add and handle
'bool probe' parameter. Adjust all users; errors during device
probing are fatal.
* plugin/plugin-nvptx.c (nvptx_get_num_devices): Aside from
'CUDA_ERROR_NO_DEVICE', errors during device probing are fatal.
2024-04-05 Thomas Schwinge <tschwinge@baylibre.com>
* testsuite/libgomp.c/reverse-offload-sm30.c: Set 'GCC_COLORS' to the empty string.

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libstdc++-v3/ChangeLog
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2024-04-08 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114519
* include/bits/unicode.h (_Utf8_view) [!__cpp_char8_t]: Define
using char instead of char8_t.
* testsuite/ext/unicode/view.cc: Use u8""sv literals to create
string views, instead of std::u8string_view.
2024-04-08 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/integer_comparisons/equal_neg.cc: Use
no-opts selector for errors that depend on -fchar8_t.
* testsuite/20_util/integer_comparisons/greater_equal_neg.cc:
Likewise.
* testsuite/20_util/integer_comparisons/greater_neg.cc:
Likewise.
* testsuite/20_util/integer_comparisons/in_range_neg.cc:
Likewise.
* testsuite/20_util/integer_comparisons/less_equal_neg.cc:
Likewise.
* testsuite/20_util/integer_comparisons/less_neg.cc: Likewise.
* testsuite/20_util/integer_comparisons/not_equal_neg.cc:
Likewise.
* testsuite/21_strings/basic_string/hash/hash_char8_t.cc: Skip
if -fno-char8_t is used.
* testsuite/21_strings/headers/cuchar/functions_std_cxx20.cc:
Likewise.
* testsuite/27_io/basic_ostream/inserters_character/char/deleted.cc:
Likewise.
* testsuite/27_io/basic_ostream/inserters_character/wchar_t/deleted.cc:
Likewise.
* testsuite/27_io/filesystem/path/factory/u8path-depr.cc: Use
char for u8 literal if char8_t is not available.
* testsuite/27_io/headers/iosfwd/synopsis.cc: Check
__cpp_char8_t.
* testsuite/29_atomics/atomic_integral/wait_notify.cc: Likewise.
* testsuite/29_atomics/headers/atomic/types_std_c++20_neg.cc:
Remove check for _GLIBCXX_USE_CHAR8_T.
2024-04-08 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/from_chars/1_neg.cc: Add char8_t cases,
using a struct of that name if -fno-char8_t is active.
* testsuite/20_util/from_chars/1_c++20_neg.cc: Removed.
2024-04-03 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104606