2017-04-25 Hristian Kirtchev <kirtchev@adacore.com>
* elists.ads, elists.adb (Prepend_Unique_Elmt): New routine.
* exp_ch3.adb (Freeze_Type): Signal the DIC body is created for
the purposes of freezing.
* exp_util.adb Update the documentation and structure of the
type map used in class-wide semantics of assertion expressions.
(Add_Inherited_Tagged_DIC): There is really no need to preanalyze
and resolve the triaged expression because all substitutions
refer to the proper entities. Update the replacement of
references.
(Build_DIC_Procedure_Body): Add formal parameter
For_Freeze. Add local variable Build_Body. Inherited DIC pragmas
are now only processed when freezing occurs. Build a body only
when one is needed.
(Entity_Hash): Removed.
(Map_Types): New routine.
(Replace_Object_And_Primitive_References): Removed.
(Replace_References): New routine.
(Replace_Type_References): Moved to the library level of Exp_Util.
(Type_Map_Hash): New routine.
(Update_Primitives_Mapping): Update the mapping call.
(Update_Primitives_Mapping_Of_Types): Removed.
* exp_util.ads (Build_DIC_Procedure_Body): Add formal
parameter For_Freeze and update the comment on usage.
(Map_Types): New routine.
(Replace_References): New routine.
(Replace_Type_References): Moved to the library level of Exp_Util.
(Update_Primitives_Mapping_Of_Types): Removed.
* sem_ch7.adb (Preserve_Full_Attributes): Propagate the DIC
properties of the private type to the full view in case the full
view derives from a parent type and inherits a DIC pragma.
* sem_prag.adb (Analyze_Pragma): Guard against a case where a
DIC pragma is placed at the top of a declarative region.
2017-04-25 Arnaud Charlet <charlet@adacore.com trojanek>
* a-tasatt.adb: Complete previous change and use an unsigned
int to avoid overflow checks.
2017-04-25 Ed Schonberg <schonberg@adacore.com>
* sem_attr.adb (Analyze_Attribute, case 'Access): Specialize
the error message when the attribute reference is an actual in
a call to a subprogram inherited from a generic formal type with
unknown discriminants, which makes the subprogram and its formal
parameters intrinsic (see RM 6.3.1 (8) and (13)).
From-SVN: r247148
2017-04-25 Hristian Kirtchev <kirtchev@adacore.com>
* sem_aggr.adb, inline.adb, einfo.adb, einfo.ads, scng.adb,
sem_prag.adb: Minor reformatting.
2017-04-25 Bob Duff <duff@adacore.com>
* sem_attr.adb (Type_Key): Add code in the
recursive Compute_Type_Key to protect against fetching the source
code for Standard, in case a component of the type is declared
in Standard. There was already code to do this for the original
type, but not for its components.
From-SVN: r247147
2017-04-25 Javier Miranda <miranda@adacore.com>
* exp_ch3.adb (Build_Initialization_Call): Handle
subtypes of private types when searching for the underlying full
view of a private type.
2017-04-25 Javier Miranda <miranda@adacore.com>
* sem_res.adb (Set_Mixed_Mode_Operand): A universal
real conditional expression can appear in a fixed-type context
and must be resolved with that context to facilitate the code
generation to the backend.
2017-04-25 Ed Schonberg <schonberg@adacore.com>
* einfo.adb, einfo.ads (Body_Needed_For_Inlining): New flag,
to indicate whether during inline processing, when some unit U1
appears in the context of a unit U2 compiled for instantiation
or inlining purposes, the body of U1 needs to be compiled as well.
* sem_prag.adb (Process_Inline): Set Body_Needed_For_Inlining if
context is a package declaration.
* sem_ch12.adb (Analyze_Generic_Subprogram_Declaration,
Analyze_Generic_Package_Declaration): ditto.
* inline.adb (Analyze_Inlined_Bodies): Check
Body_Needed_For_Inlining.
2017-04-25 Ed Schonberg <schonberg@adacore.com>
* par.adb (Current_Assign_Node): Global variable use to record
the presence of a target_name in the right hand side of the
assignment being parsed.
* par-ch4.adb (P_Name): If the name is a target_name, mark the
enclosing assignment node accordingly.
* par-ch5.adb (P_Assignment_Statement): Set Current_Assign_Node
appropriately.
* sem_ch5.adb (Analyze_Assignment): Disable expansion before
analyzing RHS if the statement has target_names.
* sem_aggr.adb (Resolve_Iterated_Component_Association): Handle
properly choices that are subtype marks.
* exp_ch5.adb: Code cleanup.
2017-04-25 Bob Duff <duff@adacore.com>
* s-memory.adb: Add a comment regarding efficiency.
* atree.adb: Fix the assertion, and combine 2 assertions into one,
"the source has an extension if and only if the destination does."
* sem_ch3.adb, sem_ch13.adb: Address ??? comments.
2017-04-25 Arnaud Charlet <charlet@adacore.com trojanek>
* a-tasatt.adb (Set_Value): Fix handling of 32bits -> 64bits
conversion.
2017-04-25 Doug Rupp <rupp@adacore.com>
* init.c (__gnat_error_handler) [vxworks]: Turn on sigtramp
handling for ppc64-vx7.
* sigtramp-vxworks-target.inc
[SIGTRAMP_BODY]: Add section for ppc64-vx7.
From-SVN: r247146
2017-04-25 Bob Duff <duff@adacore.com>
* uintp.adb (Most_Sig_2_Digits): In case Direct (Right), fetch
Direct_Val (Right), instead of the incorrect Direct_Val (Left).
(UI_GCD): Remove ??? comment involving possible efficiency
improvements. This just isn't important after all these years.
Also minor cleanup.
* uintp.ads: Minor cleanup.
From-SVN: r247144
2017-04-25 Ed Schonberg <schonberg@adacore.com>
* freeze.adb (Check_Expression_Function): Do not check for the
use of deferred constants if the freezing of the expression
function is triggered by its generated body, rather than a
premature use.
2017-04-25 Javier Miranda <miranda@adacore.com>
* exp_attr.adb (Rewrite_Stream_Proc_Call): Handle
subtypes of private types when performing the view conversion.
2017-04-25 Hristian Kirtchev <kirtchev@adacore.com>
* exp_ch3.adb (Freeze_Type): Signal the DIC body is created for
the purposes of freezing.
* exp_util.adb Update the documentation and structure of the
type map used in class-wide semantics of assertion expressions.
(Add_Inherited_Tagged_DIC): There is really no need to preanalyze
and resolve the triaged expression because all substitutions
refer to the proper entities. Update the replacement of
references.
(Build_DIC_Procedure_Body): Add formal parameter
For_Freeze. Add local variable Build_Body. Inherited DIC pragmas
are now only processed when freezing occurs. Build a body only
when one is needed.
(Entity_Hash): Removed.
(Map_Types): New routine.
(Replace_Object_And_Primitive_References): Removed.
(Replace_References): New routine.
(Replace_Type_References): Moved to the library level of Exp_Util.
(Type_Map_Hash): New routine.
(Update_Primitives_Mapping): Update the mapping call.
(Update_Primitives_Mapping_Of_Types): Removed.
* exp_util.ads (Build_DIC_Procedure_Body): Add formal
parameter For_Freeze and update the comment on usage.
(Map_Types): New routine.
(Replace_References): New routine.
(Replace_Type_References): Moved to the library level of Exp_Util.
(Update_Primitives_Mapping_Of_Types): Removed.
* sem_ch7.adb (Preserve_Full_Attributes): Propagate the DIC
properties of the private type to the full view in case the full
view derives from a parent type and inherits a DIC pragma.
* sem_prag.adb (Analyze_Pragma): Guard against a case where a
DIC pragma is placed at the top of a declarative region.
From-SVN: r247141
2017-04-25 Tristan Gingold <gingold@adacore.com>
* s-mmap.ads (Data): Add pragma Inline.
2017-04-25 Hristian Kirtchev <kirtchev@adacore.com>
* checks.adb (Insert_Valid_Check): Do not use
a renaming to alias a volatile name because this will lead to
multiple evaluations of the volatile name. Use a constant to
capture the value instead.
2017-04-25 Doug Rupp <rupp@adacore.com>
* init.c [VxWorks Section]: Disable sigtramp for ppc64-vx7.
2017-04-25 Ed Schonberg <schonberg@adacore.com>
* exp_util.adb, exp_util.ads (Build_Class_Wide_Expression):
Add out parameter to indicate to caller that a wrapper must
be constructed for an inherited primitive whose inherited
pre/postcondition has called to overridden primitives.
* freeze.adb (Check_Inherited_Conditions): Build wrapper body
for inherited primitive that requires it.
* sem_disp.adb (Check_Dispatching_Operation): Such wrappers are
legal primitive operations and belong to the list of bodies
generated after the freeze point of a type.
* sem_prag.adb (Build_Pragma_Check_Equivalent): Use new signature
of Build_Class_Wide_Expression.
* sem_util.adb, sem_util.ads (Build_Overriding_Spec): New procedure
to construct the specification of the wrapper subprogram created
for an inherited operation.
From-SVN: r247140
2017-04-25 Bob Duff <duff@adacore.com>
* s-osinte-linux.ads (pthread_mutexattr_setprotocol,
pthread_mutexattr_setprioceiling): Add new interfaces for these
pthread operations.
* s-taprop-linux.adb (Initialize_Lock, Initialize_TCB): Set
protocols as appropriate for Locking_Policy 'C' and 'I'.
* s-taprop-posix.adb: Minor reformatting to make it more similar
to s-taprop-linux.adb.
2017-04-25 Ed Schonberg <schonberg@adacore.com>
* sem_ch3.adb (Get_Discriminant_Value, Search_Derivation_Levels):
Handle properly a multi- level derivation involving both renamed
and constrained parent discriminants, when the type to be
constrained has fewer discriminants that the ultimate ancestor.
2017-04-25 Bob Duff <duff@adacore.com>
* sem_util.adb (Is_Object_Reference): In the
case of N_Explicit_Dereference, return False if it came from a
conditional expression.
2017-04-25 Bob Duff <duff@adacore.com>
* par-ch4.adb (P_Case_Expression): If a semicolon
is followed by "when", assume that ";" was meant to be ",".
From-SVN: r247139
2017-04-25 Arnaud Charlet <charlet@adacore.com>
* rtsfind.ads (SPARK_Implicit_Load): New procedure for forced
loading of an entity.
* rtsfind.adb (SPARK_Implicit_Load): Body with a pattern
previously repeated in the analysis.
* sem_ch9.adb (Analyze_Protected_Type_Declaration): use new
procedure SPARK_Implicit_Load. (Analyze_Task_Type_Declaration):
use new procedure SPARK_Implicit_Load.
* sem_ch10.adb (Analyze_Compilation_Unit): Use new procedure
SPARK_Implicit_Load.
2017-04-25 Javier Miranda <miranda@adacore.com>
* sem_util.adb (New_Copy_Tree): By default
copying of defining identifiers is prohibited because
this would introduce an entirely new entity into the
tree. This patch introduces an exception to this general
rule: the declaration of constants and variables located in
Expression_With_Action nodes.
(Copy_Itype_With_Replacement): Renamed as Copy_Entity_With_Replacement.
(In_Map): New subprogram.
(Visit_Entity): New subprogram.
(Visit_Node): Handle EWA_Level,
EWA_Inner_Scope_Level, and take care of defining entities defined
in Expression_With_Action nodes.
2017-04-25 Thomas Quinot <quinot@adacore.com>
* exp_ch6.adb: minor comment edit.
* sinfo.ads, sinfo.adb: New Null_Statement attribute for null
procedure specifications that come from source.
* par-ch6.adb (P_Subprogram, case of a null procedure): Set new
Null_Statement attribute.
* par_sco.adb (Traverse_Declarations_Or_Statements): For a null
procedure, generate statement SCO for the generated NULL statement.
* sem_ch6.adb (Analyze_Null_Procedure): Use null statement from
parser, if available.
From-SVN: r247136
We do this already for TImode values but it was missing for vector
modes.
gcc/ChangeLog:
2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
PR target/80464
* config/s390/vector.md: Split MEM->GPR vector moves for
non-s_operand addresses.
gcc/testsuite/ChangeLog:
2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
PR target/80464
* gfortran.fortran-torture/compile/pr80464.f90: New test.
From-SVN: r247134
The P constraint letter is supposed to match every constant which is
acceptable during reload. However, constraints do not appear to be
able to handle const_wide_int yet. It works with predicates so the
alternative is modelled with a new predicate now.
gcc/ChangeLog:
2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
PR target/79895
* config/s390/predicates.md (reload_const_wide_int_operand): New
predicate.
* config/s390/s390.md ("movti"): Remove d/P alternative.
("movti_bigconst"): New pattern definition.
gcc/testsuite/ChangeLog:
2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
PR target/79895
* gcc.target/s390/pr79895.c: New test.
From-SVN: r247133
The attached patch optimizes the atomic_exchange and atomic_compare
patterns on s390 and s390x (mostly limited to SImode and DImode).
Among general optimizaation, the changes fix most of the problems
reported in PR 80080:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80080
gcc/ChangeLog:
2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
PR target/80080
* s390-protos.h (s390_expand_cs_hqi): Removed.
(s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
* config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
modes as well as CCZ1mode and CCZmode.
(s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
signature of s390_emit_compare_and_swap.
(s390_expand_cs_hqi): Likewise, make static.
(s390_expand_cs_tdsi): Generate an explicit compare before trying
compare-and-swap, in some cases.
(s390_expand_cs): Wrapper function.
(s390_expand_atomic_exchange_tdsi): New backend specific expander for
atomic_exchange.
(s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
* config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
patterns for small and large integers. Forbid symref memory operands.
Move expander to s390.c. Require cc register.
("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
symref memory operands. Remove CC mode and call s390_match_ccmode
instead.
("atomic_exchange<mode>"): Allow and implement all integer modes.
gcc/testsuite/ChangeLog:
2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
PR target/80080
* gcc.target/s390/md/atomic_compare_exchange-1.c: New test.
* gcc.target/s390/md/atomic_compare_exchange-1.inc: New test.
* gcc.target/s390/md/atomic_exchange-1.inc: New test.
From-SVN: r247132
gcc/ChangeLog:
2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
* config/s390/s390.md (define_peephole2): New peephole to help
combining the load-and-test pattern with volatile memory.
From-SVN: r247131
gcc/ChangeLog:
2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
* config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
with CCZmode for TARGET_Z196.
From-SVN: r247130
PR rtl-optimization/80501
* combine.c (make_compound_operation_int): Set subreg_code to SET
even for AND with mask of the sign bit of mode.
* gcc.c-torture/execute/pr80501.c: New test.
From-SVN: r247128
gcc_jit_type_get_aligned
gcc/jit/ChangeLog:
* docs/cp/topics/types.rst (gccjit::type::get_const): Remove
comment.
(gccjit::type::get_aligned): Add.
* docs/topics/compatibility.rst: Add LIBGCCJIT_ABI_7.
* docs/topics/types.rst: Add gcc_jit_type_get_aligned.
* docs/_build/texinfo/libgccjit.texi: Regenerate.
* jit-playback.c (gcc::jit::playback::type::get_aligned): New
method.
* jit-playback.h (gcc::jit::playback::type::get_aligned): New
method.
* jit-recording.c: Within namespace gcc::jit::recording...
(type::get_aligned): New method.
(memento_of_get_aligned::replay_into): New method.
(memento_of_get_aligned::make_debug_string): New method.
(memento_of_get_aligned::write_reproducer): New method.
* jit-recording.h: Within namespace gcc::jit::recording...
(type::get_aligned): New method.
(type::accepts_writes_from): Strip off qualifications from
this when comparing pointer equality.
(decorated_type): New subclass of type, subsuming the
commonality between memento_of_get_const and
memento_of_get_volatile.
(memento_of_get_const): Make a subclass of decorated_type,
rather than type.
(memento_of_get_volatile): Likewise.
(memento_of_get_aligned): Likewise.
* libgccjit++.h: Within namespace gccjit...
(type::get_const): New method.
(type::get_aligned): New method.
* libgccjit.c (gcc_jit_type_get_aligned): New function.
* libgccjit.h (gcc_jit_type_get_aligned): New decl.
* libgccjit.map (LIBGCCJIT_ABI_7): New
(gcc_jit_type_get_aligned): Add.
gcc/testsuite/ChangeLog:
* jit.dg/all-non-failing-tests.h: Add test-alignment.c.
* jit.dg/test-alignment.c: New test case.
* jit.dg/test-alignment.cc: New test case.
* jit.dg/test-error-gcc_jit_type_get_aligned-non-power-of-two.c:
New test case.
From-SVN: r247111
* decl.c (grokdeclarator): Use %qT instead of %<%T%> in
* diagnostics.
(start_enum): Likewise.
(build_enumerator): Likewise. Use %qE instead of plain %E.
* parser.c (cp_parser_mem_initializer_list): Use %qD instead of
%<%D%> in diagnostics.
(cp_parser_elaborated_type_specifier): Likewise.
* pt.c (make_pack_expansion): Use %qT and %qE instead of
%<%T%> and %<%E%> in diagnostics.
(tsubst_pack_expansion): Likewise.
From-SVN: r247110
PR c++/80016 reports an issue with bizarre underlined range
for a complicated expression.
The root cause for the incorrect *starting* location of that range
is that alignof and sizeof expressions currently have
start == finish == caret at the opening parenthesis of the
expression.
This patch fixes this by generating appropriate start and finish
locations for alignof and sizeof expressions.
gcc/cp/ChangeLog:
PR c++/80016
* parser.c (cp_parser_unary_expression): Generate a location
range for alignof and sizeof expressions.
gcc/testsuite/ChangeLog:
PR c++/80016
* g++.dg/plugin/diagnostic-test-expressions-1.C (test_sizeof): New
test function.
(test_alignof): New test function.
From-SVN: r247108
2017-04-24 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/80293
* tree-sra.c (scalarizable_type_p): New parameter const_decl, make
char arrays not totally scalarizable if it is false.
(analyze_all_variable_accesses): Pass correct value in the new
parameter. Add a statistics counter.
testsuite/
* g++.dg/tree-ssa/pr80293.C: New test.
From-SVN: r247104
2017-04-24 Richard Biener <rguenther@suse.de>
PR tree-optimization/80494
* tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
out for complex types.
* gfortran.dg/pr80494.f90: New testcase.
From-SVN: r247095
2017-04-24 Richard Biener <rguenther@suse.de>
* tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
* tree-ssa-sccvn.c (print_scc): Print SCC size.
(extract_and_process_scc_for_name): Never fail but drop SCC to varying.
(DFS): Adjust and never fail.
(sccvn_dom_walker::fail): Remove.
(sccvn_dom_walker::before_dom_children): Adjust.
(run_scc_vn): Likewise and never fail.
* tree-ssa-pre.c (pass_pre::execute): Adjust.
(pass_fre::execute): Likewise.
From-SVN: r247092
2017-04-24 Richard Biener <rguenther@suse.de>
PR tree-optimization/79725
* tree-ssa-sink.c (statement_sink_location): Return whether
failure reason was zero uses. Move that check later.
(sink_code_in_bb): Deal with zero uses by removing the stmt
if possible.
* gcc.dg/tree-ssa/ssa-sink-15.c: New testcase.
From-SVN: r247091
2017-04-23 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR fortran/80484
* io.c (format_lex): Check for '/' and set token to FMT_SLASH.
(check_format): Move FMT_DT checking code to data_desc section.
* module.c (gfc_match_use): Include the case of INTERFACE_DTIO.
PR fortran/80484
* gfortran.dg/dtio_29.f03: New test.
From-SVN: r247084
2017-04-22 Janus Weil <janus@gcc.gnu.org>
PR fortran/80121
* trans-types.c (gfc_conv_procedure_call): Deallocate the components
of allocatable intent(out) arguments.
2017-04-22 Janus Weil <janus@gcc.gnu.org>
PR fortran/80121
* gfortran.dg/intent_out_9.f90: New test case.
From-SVN: r247083
2017-04-21 Janus Weil <janus@gcc.gnu.org>
PR fortran/80392
* trans-types.c (gfc_get_derived_type): Prevent an infinite loop when
building a derived type that includes a procedure pointer component
with a polymorphic result.
2017-04-21 Janus Weil <janus@gcc.gnu.org>
PR fortran/80392
* gfortran.dg/proc_ptr_comp_49.f90: New test case.
From-SVN: r247069
