2012-10-01 Andrew MacLeod <amacleod@redhat.com>
PR target/54087
* optabs.c (expand_atomic_fetch_op_no_fallback): New. Factored code
from expand_atomic_fetch_op.
(expand_atomic_fetch_op): Try atomic_{add|sub} operations in terms of
the other one if direct opcode fails.
* testsuite/gcc.dg/pr54087.c: New testcase for atomic_sub ->
atomic_add when atomic_sub fails.
From-SVN: r191929
PR rtl-optimization/54457
* simplify-rtx.c (simplify_subreg):
Simplify (subreg:M (op:N ((x:N) (y:N)), 0)
to (op:M (subreg:M (x:N) 0) (subreg:M (x:N) 0)), where
the outer subreg is effectively a truncation to the original mode M.
testsuite/ChangeLog:
PR rtl-optimization/54457
* gcc.target/i386/pr54457.c: New test.
From-SVN: r191928
2012-10-01 Richard Guenther <rguenther@suse.de>
* builtins.def (ATTR_MATHFN_FPROUNDING): Do not use no-vops
with -frounding-math.
* builtin-attrs.def (ATTR_PURE_NOTHROW_NOVOPS_LIST): Remove.
(ATTR_PURE_NOTHROW_NOVOPS_LEAF_LIST): Likewise.
From-SVN: r191925
2012-10-01 Vincent Pucci <pucci@adacore.com>
* sem_aggr.adb (New_Copy_Tree_And_Copy_Dimensions): New routine.
(Resolve_Record_Aggregate): New_Copy_Tree calls replaced by
New_Copy_Tree_And_Copy_Dimensions calls. Move_Dimensions call
replaced by Copy_Dimensions call.
* sem_dim.adb (Analyze_Dimension_Component_Declaration): Don't
remove the dimensions of expression in component declaration anymore.
(Copy_Dimensions): New routine.
(Move_Dimensions): Add call to Copy_Dimensions.
* sem_dim.ads (Copy_Dimensions): New routine.
(Move_Dimensions): Spec moved to body of Sem_Dim.
From-SVN: r191922
2012-10-01 Ed Schonberg <schonberg@adacore.com>
* checks.adb (Apply_Predicate_Check): If the predicate is a
static one and the operand is static, evaluate the predicate at
compile time.
* sem_eval.ads, sem_eval.adb (Eval_Static_Predicate_Check): new
procedure, to evaluate a static predicate check whenever possible.
* sem_res.adb (Resolve_Type_Conversion): Apply predicate check
on the conversion if the target type has predicates.
2012-10-01 Vincent Pucci <pucci@adacore.com>
* sem_dim.adb (Has_Symbols): Complain if parameter Symbol has been
provided by the user in the dimension output call.
From-SVN: r191921
2012-10-01 Robert Dewar <dewar@adacore.com>
* checks.adb (Apply_Divide_Checks): New name for
Apply_Divide_Check (Minimize_Eliminate_Overflow_Checks):
Add code to handle division (and rem and mod) properly.
(Apply_Division_Check): New procedure (Apply_Divide_Checks):
Use Apply_Division_Check (Apply_Divide_Checks): Use
Apply_Arithmetic_Overflow_Minimized_Eliminated.
* checks.ads (Apply_Divide_Checks): New name for
Apply_Divide_Check, also add clearer documentation for this
routine and put in alfa order.
* exp_ch4.adb (Apply_Divide_Checks): New name for
Apply_Divide_Check.
* s-bignum.adb (To_Bignum): Handle largest negative integer
properly.
* sem.adb (Analyze): Handle overflow suppression correctly
(Analyze_List): Handle overflow suppression correctly
* sem_res.adb (Analyze_And_Resolve): Handle overflow suppression
correctly.
2012-10-01 Vasiliy Fofanov <fofanov@adacore.com>
* s-oscons-tmplt.c, g-socket.ads: Revert previous change, breaks VMS.
From-SVN: r191920
2012-10-01 Robert Dewar <dewar@adacore.com>
* checks.adb (Minimize_Eliminate_Overflow_Checks): Changes
for exponentiation.
* exp_ch4.adb (Expand_N_Op_Expon): Changes for Minimize/Eliminate
overflow checks.
* s-bignum.adb (Compare): Fix bad precondition.
2012-10-01 Ed Schonberg <schonberg@adacore.com>
* sem_ch3.adb (Build_Derived_Record_Type): If the derived
type has new discriminantss that constrain inherited ones, use
the discriminant type in the original declaration to check for
conformance, because in the presence of array components with a
smaller range that are constrained by the origina discriminant,
the compiler will have created a narrower subtype for that
discriminant.
From-SVN: r191919
2012-10-01 Robert Dewar <dewar@adacore.com>
* checks.adb (Apply_Arithmetic_Overflow_Minimized_Eliminated):
Handle case of appearing in range in membership test.
* exp_ch4.adb (Expand_Membership_Minimize_Eliminate_Overflow):
New procedure (Expand_N_In): Use
Expand_Membership_Minimize_Eliminate_Overflow.
* rtsfind.ads: Add RE_Bignum_In_LLI_Range.
* s-bignum.ads, s-bignum.adb (Bignum_In_LLI_Range): New function.
* sinfo.ads, sinfo.adb (No_Minimize_Eliminate): New flag.
2012-10-01 Robert Dewar <dewar@adacore.com>
* uintp.ads: Minor reformatting.
From-SVN: r191918
2012-10-01 Robert Dewar <dewar@adacore.com>
* checks.adb: Minor reformatting.
2012-10-01 Javier Miranda <miranda@adacore.com>
* exp_ch3.adb (Expand_N_Object_Declaration): Suppress tag
assignment for initializations that are aggregates.
2012-10-01 Robert Dewar <dewar@adacore.com>
* exp_ch4.adb (Expand_Compare_Minimize_Eliminate_Overflow):
New procedure.
From-SVN: r191914
2012-10-01 Robert Dewar <dewar@adacore.com>
* checks.adb (Minimize_Eliminate_Checks): Changes from testing.
(Apply_Arithmetic_Overflow_Minimized_Eliminated): Changes
from testing.
* sinfo.ads: Remove note on not setting Entity field in overflow
case since this is no longer true.
* Makefile.rtl: Add s-bignum.o
2012-10-01 Thomas Quinot <quinot@adacore.com>
* Make-generated.in: Correction to previous change for s-oscons
target.
2012-10-01 Thomas Quinot <quinot@adacore.com>
* s-bignum.adb (Allocate_Bignum): Reorganize to kill strict
aliasing warning.
From-SVN: r191913
2012-10-01 Robert Dewar <dewar@adacore.com>
* checks.adb (Overflow_Check_Mode): New function
(Apply_Overflow_Check): New procedure (Is_Check_Suppressed):
Moved here from Sem, Overflow_Check case now specially treated.
* checks.ads (Overflow_Check_Mode): New function
(Is_Check_Suppressed): Moved here from Sem (more logical)
* exp_ch4.adb (Substitute_Valid_Check): Suppress warning about
optimization if we are in MINIMIZED or ELIMINATED overflow
checking mode and within an assertiom expression.
* rtsfind.ads: Add entries for Bignum stuff.
* s-bignum.ads, s-bignum.adb: New files.
* sem.ads, sem.adb (Is_Check_Suppressed): Moved to Checks, more logical.
* sem_prag.adb (Process_Suppress_Unsuppress): New behavior for
Unsuppress of Overflow_Check (sets Checked instead of Minimized)
* sem_res.adb: Update comments.
* sinfo.ads (N_Op): Add documentation on overflow handling.
* tbuild.ads, tbuild.adb (Convert_To_And_Rewrite): New procedure.
* types.ads (Minimized_Or_Eliminated): New subtype.
2012-10-01 Eric Botcazou <ebotcazou@adacore.com>
* layout.adb (Layout_Type): Do not set twice the address size
on an access-to-unconstrained array if Debug_Flag_6 is set.
From-SVN: r191912
2012-10-01 Hristian Kirtchev <kirtchev@adacore.com>
* sem_ch3.adb (Analyze_Declarations): Remove the specialized
code which prevents freezing when the declarative list contains
a _postconditions body. This is no longer needed because the
body is now inserted at the end of the declarations.
* sem_ch6.adb (Insert_After_Last_Declaration): New routine.
(Insert_Before_First_Source_Declaration): Removed.
(Process_PPCs): Insert the _postconditions body at the end of
the declarative list to prevent premature freezing of types that
appear in the declarations.
2012-10-01 Robert Dewar <dewar@adacore.com>
* sem_aggr.adb, sem_dim.adb: Minor reformatting.
From-SVN: r191911
2012-10-01 Ed Schonberg <schonberg@adacore.com>
* sem_prag.adb (Process_Convention, Process_Import_Or_Interface):
Adjust test so that when the pragma comes from an aspect
specification it only applies to the entity in the original
declaration.
2012-10-01 Thomas Quinot <quinot@adacore.com>
* gnat_ugn.texi: Document new command line switch -fada-spec-parent.
2012-10-01 Thomas Quinot <quinot@adacore.com>
* s-oscons-tmplt.c, g-socket.ads: Minor code improvement: use gcc
builtin __alignof__ to get the alignment of struct fd_set.
2012-10-01 Vincent Pucci <pucci@adacore.com>
* exp_ch6.adb (Expand_Call): Remove call to
Remove_Dimension_In_Call.
* sem_aggr.adb (Resolve_Array_Aggregate): Analyze dimension of
components in array aggregate.
(Resolve_Aggr_Expr): Propagate dimensions from the original expression
Expr to the new created expression New_Expr when resolving the
expression of a component in record aggregates.
(Resolve_Record_Aggregate): Analyze
dimension of components in record (or extension) aggregate.
* sem_ch6.adb (Analyze_Subprogram_Specification): Analyze
dimension of formals with default expressions in subprogram
specification.
* sem_ch8.adb (Analyze_Expanded_Name): Analyze dimension of
expanded names.
(Find_Selected_Component): Analyze dimension of selected component.
* sem_dim.adb: Several dimension error messages reformatting.
(Dimensions_Msg_Of): New flag Description_Needed in order to
differentiate two different sort of dimension error messages.
(Dim_Warning_For_Numeric_Literal): New routine.
(Exists): New routine.
(Move_Dimensions): Routine spec moved to spec file.
* sem_dim.ads (String_From_Numeric_Literal): New routine.
(Analyze_Dimension): Analyze dimension only when the
node comes from source. Dimension analysis for expanded names added.
(Analyze_Dimension_Array_Aggregate): New routine.
(Analyze_Dimension_Call): New routine.
(Analyze_Dimension_Component_Declaration): Warning if default
expression is a numeric literal.
(Analyze_Dimension_Extension_Or_Record_Aggregate): New routine.
(Analyze_Dimension_Formals): New routine.
(Analyze_Dimension_Object_Declaration): Warning if default
expression is a numeric literal.
(Symbol_Of): Return either the dimension subtype symbol or the
dimension symbol built by From_Dim_To_Str_Of_Unit_Symbols.
* sem_dim.ads (Analyze_Dimension_Array_Aggregate): New routine.
(Analyze_Dimension_Call): New routine.
(Analyze_Dimension_Extension_Or_Record_Aggregate): New routine.
(Analyze_Dimension_Formals): New routine.
(Move_Dimensions): Moved from sem_dim.adb.
* s-dimmks.ads: Turn off the warnings for dimensioned object
declaration. Dimensioned subtypes sorted in alphabetical
order. New subtypes Area, Speed, Volume.
* s-dmotpr.ads: Turn off the warnings for dimensioned object
declaration.
* sem_res.adb (Resolve_Call): Analyze dimension for calls.
2012-10-01 Thomas Quinot <quinot@adacore.com>
* Make-generated.in: Minor cleanup of all targets: use
MOVE_IF_CHANGE to put generated files in place, to avoid useless
recompilations.
2012-10-01 Javier Miranda <miranda@adacore.com>
* exp_disp.adb (Expand_Dispatching_Call): For functions returning
interface types add an implicit conversion to the returned object
to force the displacement of the pointer to the returned object
to reference the corresponding secondary dispatch table. This
is needed to handle well combined calls involving secondary
dispatch tables (for example Obj.Prim1.Prim2).
* exp_ch4.adb (Expand_Allocator_Expression): Declare internal
access type as access to constant or access to variable depending
on the context. Found working in this ticket.
2012-10-01 Ed Schonberg <schonberg@adacore.com>
* checks.adb (Apply_Predicate_Check): Do not apply check to
actual of predicate checking procedure, to prevent infinite
recursion.
From-SVN: r191910
2012-10-01 Marc Glisse <marc.glisse@inria.fr>
gcc/
* simplify-rtx.c (simplify_binary_operation_1) <VEC_SELECT>:
Detect the identity.
<VEC_CONCAT>: Handle VEC_SELECTs from the same vector.
gcc/testsuite/
* gcc.target/i386/vect-rebuild.c: New testcase.
From-SVN: r191909
2012-10-01 Vincent Pucci <pucci@adacore.com>
* s-gearop.adb (Vector_Matrix_Product): Dimensions check fixed. Index
of Left in S evaluation fixed.
2012-10-01 Javier Miranda <miranda@adacore.com>
* sem_ch3.adb (Analyze_Declarations): Avoid
premature freezing caused by the internally generated subprogram
_postconditions.
* checks.adb (Expr_Known_Valid): Float literals are assumed to be valid
in VM targets.
2012-10-01 Thomas Quinot <quinot@adacore.com>
* sinput.ads, sinput.adb, sinput-l.adb sinput-c.adb (Sinput): New
Instances table, tracking all generic instantiations. Source file
attribute Instance replaces previous Instantiation attribute with an
index into the Instances table.
(Iterate_On_Instances): New generic procedure.
(Create_Instantiation_Source): Record instantiations in Instances.
(Tree_Read, Tree_Write): Read/write the instance table.
* scils.ads, scos.adb (SCO_Instance_Table): New table, contains
information copied from Sinput.Instance_Table, but self-contained
within the SCO data structures.
* par_sco.ads, par_sco.adb (To_Source_Location): Move to library level.
(Record_Instance): New subprogram, used by...
(Populate_SCO_Instance_Table): New subprogram to fill
the SCO instance table from the Sinput one (called by SCO_Output).
* opt.ads (Generate_SCO_Instance_Table): New option.
* put_scos.adb (Write_Instance_Table): New subprogram, used by...
(Put_SCOs): Dump the instance table at the end of SCO information
if requested.
* get_scos.adb (Get_SCOs): Read SCO_Instance_Table.
* types.h: Add declaration for Instance_Id.
* back_end.adb (Call_Back_End): Pass instance ids in source file
information table.
(Scan_Back_End_Switches): -fdebug-instances sets
Opt.Generate_SCO_Instance_Table.
* gcc-interface/gigi.h: File_Info_Type includes instance id.
* gcc-interface/trans.c: Under -fdebug-instances, set instance
id in line map from same in file info.
2012-10-01 Thomas Quinot <quinot@adacore.com>
* sem_elab.adb: Minor reformatting
(Check_Elab_Call): Minor fix to debugging code
(add special circuit for the valid case where a 'Access attribute
reference is passed to Check_Elab_Call).
2012-10-01 Thomas Quinot <quinot@adacore.com>
* exp_ch3.adb: Minor reformatting.
From-SVN: r191904
2012-10-01 Ed Schonberg <schonberg@adacore.com>
* exp_ch3.ads (Build_Array_Invariant_Proc): moved to body.
* exp_ch3.adb (Build_Array_Invariant_Proc,
Build_Record_Invariant_Proc): transform into functions.
(Insert_Component_Invariant_Checks): for composite types that have
components with specified invariants, build a checking procedure,
and make into the invariant procedure of the composite type,
or incorporate it into the user- defined invariant procedure if
one has been created.
* sem_ch3.adb (Array_Type_Declaration): Checking for invariants
on the component type is defered to the expander.
2012-10-01 Thomas Quinot <quinot@adacore.com>
* xsnamest.adb, namet.h, sem_ch10.adb, s-oscons-tmplt.c,
xoscons.adb: Minor reformatting.
2012-10-01 Hristian Kirtchev <kirtchev@adacore.com>
* checks.adb (Apply_Parameter_Aliasing_And_Validity_Checks):
Do not process subprogram renaminds because a) those cannot
have PPC pragmas b) the renamed entity already has the PPCs.
(Build_PPC_Pragma): Prepend a PPC pragma for consistency with
Process_PPCs.
* sem_ch6.adb (Last_Implicit_Declaration): Removed.
(Process_PPCs): Insert a post condition body at the start of the
declarative region of the related subprogram. This way the body
will not freeze anything it shouldn't.
From-SVN: r191903
2012-10-01 Robert Dewar <dewar@adacore.com>
* freeze.adb, sem_ch6.adb, opt.ads, sem_ch13.adb,
exp_ch3.adb: Minor reformatting.
2012-10-01 Hristian Kirtchev <kirtchev@adacore.com>
* checks.adb (Build_PPC_Pragma): A PPC pragma can now be properly
associated with a subprogram body.
From-SVN: r191902
2012-10-01 Ed Schonberg <schonberg@adacore.com>
* aspects.ads: Type_Invariant'class is a valid aspect.
* sem_ch6.adb (Is_Public_Subprogram_For): with the exception of
initialization procedures, subprograms that do not come from
source are not public for the purpose of invariant checking.
* sem_ch13.adb (Build_Invariant_Procedure): Handle properly the
case of a non-private type in a package without a private part,
when the type inherits invariants from its ancestor.
2012-10-01 Ed Schonberg <schonberg@adacore.com>
* exp_ch3.adb (Build_Record_Invariant_Proc): new procedure to
generate a checking procedure for record types that may have
components whose types have type invariants declared.
From-SVN: r191901
2012-10-01 Vincent Pucci <pucci@adacore.com>
* system-solaris-sparcv9.ads, system-mingw.ads, system-vms_64.ads: Flag
Support_Atomic_Primitives set to True.
2012-10-01 Robert Dewar <dewar@adacore.com>
* impunit.adb: Ada.Locales is a language defined unit.
2012-10-01 Hristian Kirtchev <kirtchev@adacore.com>
* checks.adb (Apply_Parameter_Aliasing_Checks): Removed.
(Apply_Parameter_Aliasing_And_Validity_Checks): New routine.
(Apply_Parameter_Validity_Checks): Removed.
* checks.ads (Apply_Parameter_Aliasing_Checks): Removed.
(Apply_Parameter_Aliasing_And_Validity_Checks): New routine.
(Apply_Parameter_Validity_Checks): Removed.
* exp_ch6.adb (Expand_Call): Remove the generation of parameter
aliasing checks.
* freeze.adb: Remove with and use clauses for Validsw.
(Freeze_Entity): Update the guard and generation of aliasing
and scalar initialization checks for subprogram parameters.
* opt.ads: Add new flags Check_Aliasing_Of_Parameters and
Check_Validity_Of_Parameters along with comments on usage.
* sem_attr.adb (Analyze_Attribute): Pragma Overlaps_Storage is
no longer an Ada 2012 feature.
* sem_ch4.adb: Remove with and use clauses for Checks and Validsw.
(Analyze_Call): Remove the generation of aliasing checks for
subprogram parameters.
* sem_ch13.adb: Remove with and use clauses for Validsw.
(Analyze_Aspect_Specifications): Remove the generation of scalar
initialization checks.
* switch-c.adb (Scan_Front_End_Switches): Add processing for
-gnateA and -gnateV.
* usage.adb (Usage): Add information on switches -gnateA and
-gnateV. Remove information on validity switches 'l', 'L',
'v' and 'V'.
* validsw.adb (Reset_Validity_Check_Options): Remove the
reset of flags Validity_Check_Non_Overlapping_Params
and Validity_Check_Valid_Scalars_On_Params.
(Save_Validity_Check_Options): Remove the processing
for flags Validity_Check_Non_Overlapping_Params
and Validity_Check_Valid_Scalars_On_Params.
(Set_Validity_Check_Options): Remove the processing
for flags Validity_Check_Non_Overlapping_Params and
Validity_Check_Valid_Scalars_On_Params.
* validsw.ads: Remove flags Validity_Check_Non_Overlapping_Params
and Validity_Check_Valid_Scalars_On_Params along with their
comments on usage.
From-SVN: r191900
2012-10-01 Yannick Moy <moy@adacore.com>
* sem_ch13.adb (Add_Invariants): Analyze the invariant expression
as an assertion expression.
* sem_ch3.adb / sem_ch3.ads (Preanalyze_Assert_Expression):
New procedure that wraps a call to Preanalyze_Spec_Expression
for assertion expressions, so that In_Assertion_Expr can be
properly adjusted.
* sem_prag.adb (Analyze_PPC_In_Decl_Part
Check_Precondition_Postcondition Preanalyze_CTC_Args): Call the
new Preanalyze_Assert_Expression.
From-SVN: r191898
2012-10-01 Vincent Celier <celier@adacore.com>
* make.adb (Scan_Make_Arg): Only test for "vP" of the option
includes at least 3 characters.
* gnatcmd.adb (GNATCmd): Ditto.
2012-10-01 Eric Botcazou <ebotcazou@adacore.com>
* exp_ch7.adb, sinfo.ads: Add comments.
2012-10-01 Robert Dewar <dewar@adacore.com>
* checks.adb: Remove reference to Enable_Overflow_Checks Use
Suppress_Options rather than Scope_Suppress.
* gnat1drv.adb (Adjust_Global_Switches): Handle new overflow
settings (Adjust_Global_Switches): Initialize Scope_Suppress
from Suppress_Options.
* opt.adb: Remove Enable_Overflow_Checks (use Suppress_Options
instead).
* opt.ads: Remove Overflow_Checks_Unsuppressed (not used)
Remove Enable_Overflow_Checks (use Suppress_Options instead)
Suppress_Options is now current setting (replaces Scope_Suppress).
* osint.adb (Initialize): Deal with initializing overflow
checking.
* par-prag.adb: Add dummy entry for pragma Overflow_Checks.
* sem.adb (Semantics): Save and restore In_Assertion_Expr Use
Suppress_Options instead of Scope_Suppress.
* sem.ads (In_Assertion_Expr): New flag (Scope_Suppress):
Removed, use Suppress_Options instead.
* sem_eval.adb (Compile_Time_Compare): Return Unknown in
preanalysis mode.
* sem_prag.adb (Process_Suppress_Unsuppress): Setting of
Overflow_Checks_Unsuppressed removed (not used anywhere!)
(Analyze_Pragma, case Check): Set In_Assertion_Expression
(Analyze_Pragma, case Overflow_Checks): Implement new pragma
* snames.ads-tmpl: Add names needed for handling pragma
Overflow_Checks
* switch-c.adb (Scan_Front_End_Switches) Handle -gnato? and
-gnato?? where ? is 0-3
* types.ads: Updates and fixes to comment on Suppress_Record.
2012-10-01 Vincent Celier <celier@adacore.com>
* prj-part.adb (Parse): Remove incorrect comment about checking
imported non extending projects from and "extending all"
one. Minor correction.
From-SVN: r191895
2012-10-01 Robert Dewar <dewar@adacore.com>
* make.adb, exp_ch3.adb: Minor reformatting.
2012-10-01 Hristian Kirtchev <kirtchev@adacore.com>
* validsw.adb (Save_Validity_Check_Options): Do not set
Validity_Check_Non_Overlapping_Params and
Validity_Check_Valid_Scalars_On_Params when -gnatVa is present
because the related checks are deemed too aggressive.
2012-10-01 Ed Schonberg <schonberg@adacore.com>
* sem_util.ads sem_util.adb (Check_Internal_Protected_Use):
reject use of protected procedure or entry within the body of
a protected function of the same protected type, when usage is
a call, an actual in an instantiation, a or prefix of 'Access.
* sem_ch8.adb (Analyze_Subprogram_Renaming): Verify that target
object in renaming of protected procedure is a variable, and
apply Check_Internal_Protected_Use.
* sem_res.adb (Analyze_Call, Analyze_Entry_Call): apply
Check_Internal_Protected_Use rather than on-line code.
* sem_attr.adb (Analyze_Access_Attribute): Verify that target
object in accsss to protected procedure is a variable, and apply
Check_Internal_Protected_Use.
2012-10-01 Gary Dismukes <dismukes@adacore.com>
* sem_ch4.adb (Find_Equality_Types.Try_One_Interp): Exclude the
predefined interpretation from consideration if it's for a "/="
operator of a tagged type. This will allow Analyze_Equality_Op to
rewrite the "/=" as a logical negation of a call to the appropriate
dispatching equality function. This needs to be done during
analysis rather than expansion for the benefit of ASIS, which
otherwise gets the unresolved N_Op_Ne operator from Standard.
From-SVN: r191894
2012-10-01 Thomas Quinot <quinot@adacore.com>
* gnatcmd.adb, make.adb (Scan_Make_Arg, Inspect_Switches): Recognize
and reject an invalid parameter passed to -vP.
2012-10-01 Yannick Moy <moy@adacore.com>
* sem_warn.adb (Check_Infinite_Loop_Warning/Test_Ref): Improve
the detection of modifications to the loop variable by noting
that, if the type of variable is elementary and the condition
does not contain a function call, then the condition cannot be
modified by side-effects from a procedure call.
2012-10-01 Robert Dewar <dewar@adacore.com>
* checks.adb: Add comments.
2012-10-01 Javier Miranda <miranda@adacore.com>
* exp_ch3.adb (Expand_N_Object_Declaration): Improve condition catching
never-ending recursion. The previous condition erroneously disabled
silently the expansion of the class-wide interface object
initialization in cases not involving the recursion.
From-SVN: r191892
2012-10-01 Thomas Quinot <quinot@adacore.com>
* make.adb: Minor documentation fix: error messages are sent to
stderr, not stdout.
2012-10-01 Hristian Kirtchev <kirtchev@adacore.com>
* checks.ads, checks.adb (Apply_Parameter_Aliasing_Checks): New routine.
(Apply_Parameter_Validity_Checks): New routines.
* exp_ch6.adb (Expand_Call): Add aliasing checks to detect
overlapping objects.
* freeze.adb: Add with and use clauses for Checks and Validsw.
(Freeze_Entity): Add checks to detect proper initialization
of scalars.
* sem_ch4.adb: Add with and use clauses for Checks and Validsw.
(Analyze_Call): Add aliasing checks to detect overlapping objects.
* sem_ch13.adb: Add with and use clauses for Validsw.
(Analyze_Aspect_Specifications): Add checks to detect proper
initialization of scalars.
* sem_prag.adb (Chain_PPC): Correct the extraction of the
subprogram name.
* sem_util.adb (Is_Object_Reference): Attribute 'Result now
produces an object.
* usage.adb (Usage): Add usage lines for validity switches 'l',
'L', 'v' and 'V'.
* validsw.adb (Reset_Validity_Check_Options): Include
processing for flags Validity_Check_Non_Overlapping_Params and
Validity_Check_Valid_Scalars_On_Params. Code reformatting.
(Save_Validity_Check_Options): Include processing
for flags Validity_Check_Non_Overlapping_Params
and Validity_Check_Valid_Scalars_On_Params.
(Set_Validity_Check_Options): Add processing for validity switches
'a', 'l', 'L', 'n', 'v' and 'V'. Code reformatting.
* validsw.ads: Add new flags Validity_Check_Non_Overlapping_Params
and Validity_Check_Valid_Scalars_On_Params along with comments
on usage.
2012-10-01 Thomas Quinot <quinot@adacore.com>
* namet.ads, xsnamest.adb, prj-env.adb, sem_warn.adb,
errout.ads: Minor reformatting.
* prj-part.adb: Add comment.
From-SVN: r191890
2012-10-01 Robert Dewar <dewar@adacore.com>
* sinfo.ads, exp_aggr.adb, sem_ch13.adb: Minor reformatting.
2012-10-01 Ed Schonberg <schonberg@adacore.com>
* sem_aggr.adb (Resolve_Array_Aggregate): Handle properly
component associations given by subtypes that have static
predicates. Improve error message for overlapping ranges in
array aggregates.
2012-10-01 Pascal Obry <obry@adacore.com>
* snames.ads-tmpl (Name_Link_Lib_Subdir): New constant.
2012-10-01 Ed Schonberg <schonberg@adacore.com>
* sem_ch9.adb (Analyze_Requeue): The target of a requeue
statement on a protected entry must be a variable. This is part
of AI05-0225.
From-SVN: r191889
2012-09-30 Sharad Singhai <singhai@google.com>
* dumpfile.c: New file with parts moved from tree-dump.c.
(pflags): New variable.
(alt_flags): Ditto.
(alt_dump_file): Ditto.
(dump_files): Update to include additional fields.
(struct dump_option_value_info): Add additional entries.
(get_dump_file_name): Use command line filename if available.
(dump_open_alternate_stream): New function.
(dump_loc): Ditto.
(dump_gimple_stmt): Ditto.
(dump_gimple_stmt_loc): Ditto.
(dump_generic_expr): Ditto.
(dump_generic_expr_loc): Ditto.
(dump_printf): Ditto.
(dump_printf_loc): Ditto.
(dump_start): Ditto.
(dump_finish): Ditto.
(dump_begin): Ditto.
(dump_enabled_p): Return true if either of the dump types is enabled.
(dump_initialized_p): Return true if either type of dump is initialized.
(dump_end): Do not close standard streams.
(dump_enable_all): Handle filenames for regular dumps.
(dump_switch_p_1): Handle command-line dump filenames.
(opt_info_enable_all): New function.
(opt_info_switch_p_1): Ditto.
(opt_info_switch_p): Ditto.
(dump_kind_p): Ditto.
(dump_basic_block): Ditto.
(dump_combine_total_stats): Ditto.
(dump_remap_tree_vectorizer_verbose): Ditto.
* gimple-pretty-print.h: Rename dump_gimple_stmt to
pp_gimple_stmt_1. All callers updated.
From-SVN: r191884
2012-09-30 Sharad Singhai <singhai@google.com>
* doc/invoke.texi: Add documentation for the new option.
* tree-dump.c: Move general dump file related functionality into
dumpfile.c. Remove unneeded headers.
* tree-dump.h: Move function declarations into dumpfile.h.
* dumpfile.h: Include "line-map.h". Add defines for MSG flags.
(struct dump_file_info): Move here from tree-dump.c. Rename flags
to pflags, state to pstate, stream to pstream, filename to
pfilename. All callers updated. Add alt_flags, alt_state,
alt_filenmae, alt_stream.
* tree-vectorizer.c: Include "dumpfile.h". Remove vect_dump.
(vect_set_dump_settings): Remove.
(vect_print_dump_info): Ditto.
* tree-vectorizer.h: Remove declaration of vect_dump and
vect_print_dump_info.
* tree-vect-loop.c: Include "dumpfile.h". Use new dump style.
* tree-vect-data-refs.c: Ditto.
* tree-vect-stmts.c: Ditto.
* tree-vect-slp.c: Ditto.
* tree-vect-patterns.c: Ditto.
* tree-vect-loop-manip.c: Ditto.
* testsuite/gcc.target/i386/vect-double-1.c: Fix test.
* opts.c (vect_set_verbosity_level): Remove.
(common_handle_option): Handle -fopt-info flag. Deprecate
-ftree-vectorizer-verbose.
* tree-parloops.c (gather_scalar_reductions): Remove reference to
vect_dump.
* flag-types.h: Remove vect_verbosity_levels.
* common.opt: Add -fopt-info. Deprecate -ftree-vectorizer-verbose.
* opts-global.c (dump_remap_tree_vectorizer_verbose): New
function.
(handle_common_deferred_options): Handle -fopt-info and
-ftree-vectorizer-verbose.
* Makefile.in: Add dumpfile.o.
(tree-dump.o): Update dependencies.
(tree-vect-loop.o): Ditto.
(tree-vect-loop-manip.o): Ditto.
(tree-vect-slp.o): Ditto.
(tree-vect-stmts.o): Ditto.
(tree-vectorizer.o): Ditto.
(opts.o): Ditto.
* passes.c (finish_optimization_passes): Instead of using
dump_begin/dump_end, use dump_start/dump_finish. Do not use dump_file.
(pass_init_dump_file): Ditto.
* c-decl.c (c_write_global_declarations): Use a different method
to determine if the dump has ben initialized.
* decl2.c (cp_write_global_declarations): Use a different method
to determine if the dump has ben initialized.
From-SVN: r191883
PR rtl-optimization/38449:
* hooks.c (hook_bool_const_rtx_const_rtx_true): New function.
* hooks.h (hook_bool_const_rtx_const_rtx_true): Declare.
* target.def: Merge in definitions and documentation for
TARGET_CAN_FOLLOW_JUMP.
* doc/tm.texi.in: Add documentation locations for the above.
* doc/tm.texi: Regenerate.
* reorg.c (follow_jumps): New parameters jump and crossing.
Changed all callers.
From-SVN: r191878
* config/m68k/m68k.md: Add names to bitfield insert and extract
insns.
(*insv_8_16_reg): Remove constraints and conditions that assume
that operand 0 could be a MEM.
(*extzv_8_16_reg, *extv_8_16_reg): Likewise, for operand 1.
From-SVN: r191872