2017-03-02 Richard Biener <rguenther@suse.de>
PR tree-optimization/79777
* tree-ssa-pre.c (eliminate_insert): Give up if we simplify
the to insert expression to sth existing.
* gcc.dg/torture/pr79777.c: New testcase.
From-SVN: r245830
PR libstdc++/79798
* include/std/functional (bind::_Res_type_impl): Fix incorrect use of
result_of that loses top-level cv-qualifiers.
* testsuite/20_util/bind/79798.cc: New test.
From-SVN: r245827
Class template argument deduction in new-expression
* init.c (build_new): Handle deduction from no initializer.
* parser.c (cp_parser_new_expression): Don't require a single
expression for class template deduction.
* typeck2.c (cxx_incomplete_type_diagnostic): Fix diagnostic for
class template placeholder.
* pt.c (tsubst_copy) [TEMPLATE_DECL]: Handle dependent context.
(tsubst_copy_and_build) [TEMPLATE_ID_EXPR]: Handle SCOPE_REF.
(redeclare_class_template): Set TEMPLATE_TYPE_PARM_FOR_CLASS.
From-SVN: r245826
gcc/ChangeLog:
PR middle-end/79692
* gimple-ssa-sprintf.c
(directive::known_width_and_precision): New function.
(format_integer): Use it.
(get_mpfr_format_length): Consider the full range of precision
when computing %g output with the # flag. Set the likely byte
count to 3 rather than 1 when precision is indeterminate.
(format_floating): Correct the lower bound of precision.
gcc/testsuite/ChangeLog:
PR middle-end/79692
* gcc.dg/tree-ssa/builtin-sprintf-2.c: Add test cases.
* gcc.dg/tree-ssa/builtin-sprintf-warn-10.c: Correct %#g.
* gcc.dg/tree-ssa/builtin-sprintf-warn-15.c: New test.
* gcc.dg/tree-ssa/builtin-snprintf-3.c: Ditto.
From-SVN: r245822
2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
PR target/79752
* config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
udiv rather than div since input pattern is unsigned.
From-SVN: r245817
[gcc]
2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/79439
* config/rs6000/predicates.md (current_file_function_operand): Do
not allow self calls to be local if the function is replaceable.
[gcc/testsuite]
2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/79439
* gcc.target/powerpc/pr79439.c: New test.
From-SVN: r245813
gcc/ChangeLog:
2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
PR target/79395
* config/rs6000/altivec.h (vec_ctz and others): Change the
preprocessor macro that controls conditional compilation from
_ARCH_PWR9 to __POWER9_VECTOR__.
(vec_all_ne): Change parameterization of __altivec_scalar_pred
macro expansion under preprocessor #ifdef __POWER9_VECTOR__
control (instead of _ARCH_PWR9 control) so that template
definition uses power9-specific function.
(vec_any_eq): Likewise.
(vec_all_ne): Change macro definition to use a power9-specific
expansion under #ifdef __POWER9_VECTOR__ control (instead of
_ARCH_PWR9 control).
(vec_any_eq) Likewise.
* config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
expansion for CMPNEF to remove support for xvcmpnesp instruction.
(CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
support for xvcmpnedp instruction.
(VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
macro expansion so that Power9 implementation of vec_all_ne does
not use the AltiVec predicate framework.
(VCMPNEH_P): Likewise.
(VCMPNEW_P): Likewise.
(VCMPNED_P): Likewise.
(VCMPNEFP_P): Likewise.
(VCMPNEDP_P): Likewise.
(VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
implementation of vec_any_eq to not use AltiVec predicate
framework.
(VCMPAEH_P): Likewise.
(VCMPAEW_P): Likewise.
(VCMPAED_P): Likewise.
(VCMPAEFP_P): Likewise.
(VCMPAEDP_P): Likewise.
(VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
not use the AltiVec predicate framework.
(VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
of vec_any_eq to not use AltiVec predicate framework.
* config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
support for predefined __POWER9_VECTOR__ macro to indicate that
Power9 instruction selection is enabled.
(altivec_overloaded_builtins): Remove extraneous
ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
function argument types RS6000_BTI_bool_V16QI and
RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
entry for overloaded function argument types RS6000_BTI_bool_V4SI
andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
P9V_BUILTIN_CMPNEF to force use of instructions not specific to
Power9 for implementations of vec_cmpne. Change the signature for
all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
(representing vec_all_ne) to remove the previously described first
argument of type RS6000_BTI_INTSI, as this was an artifact of
reliance on the AltiVec predicate framework, which is no longer
used in the implementation of these functions. Add
P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
since, unlike the AltiVec predicate framework implementation, we
do not share function descriptors between vec_alle and vec_anyeq.
(altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
set of modes that receive special treatment even when
TARGET_P9_VECTOR is true. The special treatment emits code that
does not depend on Power9 instructions.
* config/rs6000/vector.md (vector_ne_<mode>_p): Change this
define_expand to not rely on AltiVec predicate framework.
(vector_ae_<mode>p): New define_expand to represent vec_any_eq
function.
(vector_ne_v2di_p): Change this define_expand to not rely on
AltiVec predicate framework.
(vector_ae_v2di_p): New define_expand to represent vec_any_eq
function.
(vector_ne_<mode>_p): Change this define_expand to not rely on
AltiVec predicate framework.
(vector_ae_<mode>p): New define_expand to represent vec_any_eq
function.
* config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
(V16QI, V8HI, V4SI), correct a typo in the code emitted for this
define_insn pattern.
(*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
define_insn pattern because the xvcmpne<VSs>. instruction is not
supported.
(vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
instruction is not supported.
gcc/testsuite/ChangeLog:
2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
PR target/79395
* gcc.target/powerpc/vsu/vec-all-ne-10.c: Change scan-assembler
pattern to look for vcmpequd. instead of vcmpnew.
* gcc.target/powerpc/vsu/vec-all-ne-14.c: Likewise.
* gcc.target/powerpc/vsu/vec-all-ne-7.c: Change scan-assembler
pattern to look for xvcmpeqsp. instead of xvcmpnesp.
* gcc.target/powerpc/vsu/vec-all-ne-8.c: Change scan-assembler to
look for xvcmpeqdp. instead of xvcmpnedp.
* gcc.target/powerpc/vsu/vec-all-ne-9.c: Change scan-assembler to
look for vcmpequd. instead of vcmpnew.
* gcc.target/powerpc/vsu/vec-any-eq-10.c: Likewise.
* gcc.target/powerpc/vsu/vec-any-eq-14.c: Likewise.
* gcc.target/powerpc/vsu/vec-any-eq-7.c: Change scan-assembler to
look for xvcmpeqsp. instead of xvcmpnesp.
* gcc.target/powerpc/vsu/vec-any-eq-8.c: Change scan-assembler to
look for xvcmpeqdp. instead of xvcmpnedp.
* gcc.target/powerpc/vsu/vec-any-eq-9.c: Change scan-assembler to
look for vcmpequd. instead of vcmpnew.
* gcc.target/powerpc/vsu/vec-cmpne-8.c: Change scan-assembler to
look for vcmpeqsp instead of xvcmpnesp.
* gcc.target/powerpc/vsu/vec-cmpne-9.c: Change scan-assembler to
look for xvcmpeqdp instead of xvcmpnedp.
From-SVN: r245811
2017-03-01 Martin Jambor <mjambor@suse.cz>
PR lto/78140
* ipa-prop.h (ipa_bits): Removed field known.
(ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
to pointers. Adjusted their comments to warn about their sharing.
(ipcp_transformation_summary): Change bits to a vector of pointers.
(ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
(ipa_get_ipa_bits_for_value): Declare.
* tree-vrp.h (value_range): Mark as GTY((for_user)).
* ipa-prop.c (ipa_bit_ggc_hash_traits): New.
(ipa_bits_hash_table): Likewise.
(ipa_vr_ggc_hash_traits): Likewise.
(ipa_vr_hash_table): Likewise.
(ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
being pointers and vr_known being removed.
(ipa_set_jf_unknown): Likewise.
(ipa_get_ipa_bits_for_value): New function.
(ipa_set_jfunc_bits): Likewise.
(ipa_get_value_range): New overloaded functions.
(ipa_set_jfunc_vr): Likewise.
(ipa_compute_jump_functions_for_edge): Use the above functions to
construct bits and vr parts of jump functions.
(ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
ipa_bits_hash_table and ipa_vr_hash_table if they do not already
exist.
(ipcp_grow_transformations_if_necessary): Also allocate
ipa_bits_hash_table and ipa_vr_hash_table if they do not already
exist.
(ipa_node_params_t::duplicate): Do not copy bits, just pointers to
them. Fix too long lines.
(ipa_write_jump_function): Adjust for bits and m_vr being pointers and
vr_known being removed.
(ipa_read_jump_function): Use new setter functions to construct bits
and vr parts of jump functions or set them to NULL.
(write_ipcp_transformation_info): Adjust for bits being pointers.
(read_ipcp_transformation_info): Likewise.
(ipcp_update_bits): Likewise. Fix excessively long lines a trailing
space.
Include gt-ipa-prop.h.
* ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
being pointers.
(ipcp_store_bits_results): Likewise.
(propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
Do not write to existing jump functions but use a temporary instead.
From-SVN: r245805
PR c++/79681
* fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
attempt to use its first operand as BIT_FIELD_REF base.
* g++.dg/cpp1y/constexpr-79681-1.C: New test.
* g++.dg/cpp1y/constexpr-79681-2.C: New test.
From-SVN: r245804
2017-03-01 Richard Biener <rguenther@suse.de>
PR middle-end/79721
* tree-chrec.c (chrec_evaluate): Perform computation of Newtons
interpolating formula in wrapping arithmetic.
(chrec_apply): Convert chrec_evaluate return value to wanted type.
* gcc.dg/torture/pr79721.c: New testcase.
From-SVN: r245803
PR c++/79746
* init.c (emit_mem_initializers): When not constructing vbases of
abstract classes, mark arguments as read for
-Wunused-but-set-parameter.
* g++.dg/warn/Wunused-parm-9.C: New test.
From-SVN: r245802
* call.c (joust): Move deduction guide tiebreaker down.
* decl.c (start_decl_1, cp_finish_decl, grokdeclarator): Allow class
deduction with no initializer.
* pt.c (build_deduction_guide): Handle implicit default/copy ctor.
(do_class_deduction): Use that rather than special case.
(do_auto_deduction): Handle null initializer.
From-SVN: r245796
PR tree-optimization/79737
* gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
instead of byte_size. Formatting fix.
(shift_bytes_in_array_right): Formatting fix.
* gcc.c-torture/execute/pr79737-1.c: New test.
* gcc.c-torture/execute/pr79737-2.c: New test.
From-SVN: r245795
2017-02-28 Martin Liska <mliska@suse.cz>
PR lto/79625
* read-rtl-function.c (function_reader::handle_unknown_directive):
Bail out when one uses -flto.
From-SVN: r245790
2017-02-28 Martin Liska <mliska@suse.cz>
* c.opt: Replace space with tabular for options of <number>
type.
2017-02-28 Martin Liska <mliska@suse.cz>
* common.opt: Replace space with tabular for options of <number>
type.
* config/i386/i386.opt: Show <number> value for
-mlarge-data-threshold.
* opts.c (print_filtered_help): Do not display number in hexadecimal
format.
From-SVN: r245789
2017-02-28 Martin Liska <mliska@suse.cz>
* common.opt: Fix --help=option -Q for options which are of
an enum type.
2017-02-28 Martin Liska <mliska@suse.cz>
* c.opt: Fix --help=option -Q for options which are of
an enum type.
From-SVN: r245788
2017-02-28 Paul Thomas <pault@gcc.gnu.org>
PR fortran/79739
* resolve.c (resolve_fl_procedure): Deal with the case where
'submodule_name' is NULL so that gfc_error does not ICE.
Reformat the error message to make it more consistent.
From-SVN: r245787
* config/i386/i386.c (print_reg): Error out for values
of 8-bit size in invalid integer register.
testsuite/ChangeLog:
* gcc.target/i386/invsize-1.c: New test.
From-SVN: r245785
2017-02-28 Richard Biener <rguenther@suse.de>
PR tree-optimization/79740
* tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
inserts.
(visit_nary_op): Insert the nary into the hashtable if we
pattern-matched sth.
* tree-ssa-pre.c (eliminate_insert): Robustify.
* gcc.dg/torture/pr79740.c: New testcase.
From-SVN: r245780
* config/i386/i386.c: Include intl.h.
(ix86_option_override_internal): Use cond ? G_("...") : G_("...")
instead of just cond ? "..." : "...".
* config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
* coverage.c (read_counts_file): Likewise.
* omp-offload.c: Include intl.h.
(oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
of just cond ? "..." : "...".
* gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
of just cond ? "..." : "...".
c/
* c-parser.c (c_parser_asm_statement): Use cond ? G_("...") : G_("...")
instead of just cond ? "..." : "...".
(c_parser_oacc_enter_exit_data): Use %s and ternary operator only
for "enter"/"exit" keyword.
(c_finish_oacc_routine): Don't use %s to supply portions of the
message.
cp/
* decl.c (find_decomp_class_base): Use cond ? G_("...") : G_("...")
instead of just cond ? "..." : "...".
(grokdeclarator): Likewise.
(build_enumerator): Likewise.
* init.c (build_new_1): Likewise.
* call.c (build_new_method_call_1): Likewise.
* parser.c: Include intl.h.
(cp_parser_oacc_enter_exit_data): Use %s and ternary operator only for
"enter"/"exit" keyword.
(cp_finalize_oacc_routine): Don't use %s to supply portions of the
message.
fortran/
* parse.c (parse_critical_block): Use cond ? G_("...") : G_("...")
instead of just cond ? "..." : "...".
* scanner.c (gfc_next_char_literal): Likewise.
* match.c (match_exit_cycle): Likewise.
From-SVN: r245778
The use of &[1]uintptr{fn} was causing sigfwd to allocate memory, even
though it is being compiled for the runtime package. That is a bad
idea for this function, which is invoked by a signal handler. Rewrite
it to use only constructs that do not allocate memory when compiled
for the runtime package.
The test for this is misc/cgo/testcarchive in the main repo, which we
don't yet test.
Reviewed-on: https://go-review.googlesource.com/37454
From-SVN: r245777
The quoting was causing us to never add the system-specific signals.
The test for this is misc/cgo/testcarchive in the master repo, which
we don't yet run for gccgo.
Reviewed-on: https://go-review.googlesource.com/37453
From-SVN: r245776
Due to an oversight, the changes to use the new CPU generation tables
forgot to handle selecting a scheduler for a CPU other than the named
CPU target. This meant that if, say, cortex-a12 was used, the null
scheduler was chosen rather than cortex-a17's scheduler as intended.
The fix is to correctly use the 'tune for' field when generating the
target-specific data files.
This revealed a spelling mistake in the name of the tune target in
cortex-m0.small-multiply.
PR target/79742
* config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
entry, if present.
* config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
'tune for' CPU name.
* config/arm/arm-cpu-data.h: Regenerated.
From-SVN: r245775
* update_web_docs_svn: Remove a reference to GCC 3.1. Describe
settings to tweak if running on a host different from gcc.gnu.org.
(WWWBASE): Allow override via the environment. Also check for
existance.
From-SVN: r245774
2017-02-28 Richard Biener <rguenther@suse.de>
PR tree-optimization/79732
* tree-inline.c (expand_call_inline): Do not shadow var.
* gcc.dg/torture/pr79732.c: New testcase.
From-SVN: r245773
