s-stposu.adb (Allocate_Any_Controlled): Reimplement the mechanism which accounts for size vs alignment issues and...

2011-08-29  Hristian Kirtchev  <kirtchev@adacore.com>

* s-stposu.adb (Allocate_Any_Controlled): Reimplement the mechanism
which accounts for size vs alignment issues and calculates the size of
the list header.
(Deallocate_Any_Controlled): Ditto.
(Nearest_Multiple_Rounded_Up): New routine.

From-SVN: r178218

Handle different versions of Solaris 8 <iso/math_iso.h>, <iso/stdlib_iso.h>

* acinclude.m4 (GLIBCXX_CHECK_MATH_PROTO)
(GLIBCXX_CHECK_STDLIB_PROTO): New tests.
* configure.ac (GLIBCXX_CHECK_MATH_PROTO)
(GLIBCXX_CHECK_STDLIB_PROTO): Call them.
* configure: Regenerate.
* config.h.in: Regenerate.
* config/os/solaris/solaris2.8/os_defines.h
(__CORRECT_ISO_CPP_MATH_H_PROTO2): Don't define.
* config/os/solaris/solaris2.9: Remove.
* configure.host (solaris2.8): Merge with ...
(solaris2.9, solaris2.1[0-9]): ... this.
Always use os/solaris/solaris2.8.

From-SVN: r178217

[multiple changes]

2011-08-29  Tristan Gingold  <gingold@adacore.com>

* a-exstat.adb (String_To_EO): Do no set Cleanup_Flag.
* a-exexda.adb (Set_Exception_C_Msg): Ditto.
(Set_Exception_Msg): Ditto.
* a-exexpr-gcc.adb (Setup_Current_Excep): Ditto.  Do not set
Private_Data.
* a-except.adb, a-except-2005.adb (Save_Occurrence_No_Private): Remove.
Use Save_Occurrence instead of Save_Occurrence_No_Private.
(Raise_With_Msg): Remove Cleanup_Flag.
* a-except.ads, a-except-2005.ads (Exception_Occurrence): Remove
Clean_Flag and Private_Data components.

2011-08-29  Yannick Moy  <moy@adacore.com>

* freeze.adb (Freeze_Record_Type): Ignore packing in Alfa mode, like
in CodePeer mode.
* sem_ch3.adb (Signed_Integer_Type_Declaration): Correct the generation
of an explicitly declared type, so that the base types of the original
type and this generated type are the same, and a "type" (not a subtype
like previously).
* errout.adb (Special_Msg_Delete): Do not issue messages "Size too
small" in Alfa mode, like in CodePeer mode.
* sem_ch13.adb (Analyze_Attribute_Definition_Clause): Ignore rep
clauses in Alfa mode.

2011-08-29  Javier Miranda  <miranda@adacore.com>

* exp_ch6.ads, exp_ch6.adb (Is_Null_Procedure): Move the spec of this
function to the package spec.
* sem_ch6.adb (Find_Corresponding_Spec, New_Overloaded_Entity): For
internally generated bodies of null procedures locate the internally
generated spec enforcing mode conformance.
(Is_Interface_Conformant): Ensure that the controlling formal of the
primitives match.

2011-08-29  Ed Schonberg  <schonberg@adacore.com>

* sem_prag.adb (Analyze_Pragma, case Inline): In an instance, do not
reject the pragma if it appears to apply to a formal subprogram.

2011-08-29  Ed Schonberg  <schonberg@adacore.com>

* exp_ch4.adb (Expand_Allocator_Expression): Use consistent name for
inner expression, to prevent double evaluation.

From-SVN: r178216

[multiple changes]

2011-08-29  Tristan Gingold  <gingold@adacore.com>

* a-exexpr.adb (Propagate_Exception): Remove all the parameters as
they were unused.
* a-exexpr-gcc.adb (Propagate_Exception): Ditto.
* a-except-2005.adb (Propagate_Exception): Adjust spec.
(Raise_Current_Excep): Adjust call.
(Raise_From_Signal_Handler): Call now simply call Raise_Current_Excep.

2011-08-29  Thomas Quinot  <quinot@adacore.com>

* exp_disp.adb: Minor reformatting.

From-SVN: r178215

a-exexpr.adb (Setup_Exception): Removed.

2011-08-29  Tristan Gingold  <gingold@adacore.com>

* a-exexpr.adb (Setup_Exception): Removed.
* a-exexpr-gcc.adb (Setup_Exception): Removed.
* a-except.adb (Exception_Propagation): Removed.
* a-except-2005.adb (Setup_Exception): Removed.
(Reraise): Remove call to Setup_Exception.
(Reraise_Occurrence): Ditto.
(Reraise_Occurrence_Always): Ditto.
(Reraise_Occurrence_No_Defer): Ditto.
(Transfer_Occurrence): Ditto.
* a-exexda.adb (Set_Exception_C_Msg): Remove call to Setup_Exception.
(Set_Exception_Msg): Ditto.

From-SVN: r178214

[multiple changes]

2011-08-29  Robert Dewar  <dewar@adacore.com>

* a-convec.adb, exp_disp.adb: Minor reformatting.

2011-08-29  Tristan Gingold  <gingold@adacore.com>

* a-exexpr-gcc.adb (GNAT_GCC_Exception_Access): Set to convention C.

From-SVN: r178213

[multiple changes]

2011-08-29  Gary Dismukes  <dismukes@adacore.com>

* exp_ch3.adb (Build_Record_Init_Proc.Build_Init_Procedure): Set
Exception_Handlers to No_List instead of Empty_List in the case where
there are no handlers.

2011-08-29  Tristan Gingold  <gingold@adacore.com>

* gcc-interface/gigi.h (enum standard_datatypes): Add
ADT_reraise_zcx_decl
(reraise_zcx_decl): New macro.
* gcc-interface/trans.c (gnu_incoming_exc_ptr): New variable.
(gigi): Set reraise_zcx_decl.
(Exception_Handler_to_gnu_zcx): Save and restore gnu_incoming_exc_ptr.
(gnat_to_gnu): Handle N_Raise_Statement.

From-SVN: r178212

[multiple changes]

2011-08-29  Robert Dewar  <dewar@adacore.com>

* sem_ch6.adb, exp_ch3.adb, s-stposu.adb, a-undesu.ads,
a-undesu.adb: Minor reformatting.

2011-08-29  Ed Schonberg  <schonberg@adacore.com>

* exp_disp.adb (Check_Premature_Freezing): When building a dispatch
table, accept an unfrozen untagged component if it is an actual for a
formal incomplete type.
* a-convec.ads, a-convec.adb: Instantiate Ada.Iterator_Interfaces to
provide new iterator forms over vectors.
Introduce type Iterator in package body to implement operations of
Reversible_Iterator interface.
* a-iteint.ads: Make package pure so it is usable with new container
packages, that are categorized Remote_Types.

From-SVN: r178211

20011-08-29  Artjoms Sinkarovs  <artyom.shinkaroff@gmail.com>
Richard Guenther  <rguenther@suse.de>

* tree.h (constant_boolean_node): Adjust prototype.
* fold-const.c (fold_convert_loc): Move aggregate conversion
leeway down.
(constant_boolean_node): Make value parameter boolean, add
vector type handling.
(fold_unary_loc): Use constant_boolean_node.
(fold_binary_loc): Preserve types properly when folding
COMPLEX_EXPR <__real x, __imag x>.
* gimplify.c (gimplify_expr): Handle vector comparison.
* tree.def (EQ_EXPR, ...): Document behavior on vector typed
comparison.
* tree-cfg.c (verify_gimple_comparison): Verify vector typed
comparisons.

From-SVN: r178209

re PR middle-end/48722 (ICE in df_refs_verify() with -mno-push-args)

PR middle-end/48722
* emit-rtl.c (unshare_all_rtl_again): For CALL_INSNs,
reset_used_flags also in CALL_INSN_FUNCTION_USAGE.
(verify_rtl_sharing): Likewise and verify_rtx_sharing
in there too.
(unshare_all_rtl_in_chain): For CALL_INSNs
copy_rtx_if_shared also CALL_INSN_FUNCTION_USAGE.

* gcc.target/i386/pr48722.c: New test.

From-SVN: r178208

Code clean up.

From-SVN: r178206

[multiple changes]

2011-08-29  Robert Dewar  <dewar@adacore.com>

* a-exexpr-gcc.adb, a-synbar.adb, sem_ch13.adb: Minor reformatting.

2011-08-29  Bob Duff  <duff@adacore.com>

* sem_aggr.adb (Resolve_Aggr_Expr): Call this routine even in the case
of <>, because this is the routine that checks for dimensionality
errors (for example, for a two-dimensional array, (others => <>) should
be (others => (others => <>)).

2011-08-29  Hristian Kirtchev  <kirtchev@adacore.com>

* impunit.adb: Add new run-time units.
* freeze.adb, exp_ch7.ads, exp_ch7.adb, exp_util.ads, exp_util.adb,
s-stposu.ads, s-stposu.adb: Code clean up.
Handle protected class-wide or task class-wide types
Handle C/C++/CIL/Java types.
* s-spsufi.adb, s-spsufi.ads: New files.

From-SVN: r178205

[multiple changes]

2011-08-29  Yannick Moy  <moy@adacore.com>

* sem_ch13.adb (Analyze_Aspect_Specifications): Reject test-case on
library-level subprogram.
* sem_prag.adb (Check_Test_Case): Stricter rules for test-case
placement.
(Analyze_Pragma): Change name "Normal" for "Nominal" in test-case
component.
* snames.ads-tmpl: Change name "Normal" for "Nominal" in test-case
component.
* gnat_rm.texi: Update doc for Test_Case pragma.

2011-08-29  Tristan Gingold  <gingold@adacore.com>

* a-exexpr-gcc.adb (Unwind_Exception): Remove default value, made it
convention C.
(GCC_Exception_Access): New type.
(Unwind_DeleteException): New imported procedure
(Foreign_Exception): Import it.
(GNAT_GCC_Exception): Simply have the occurrence inside.
(To_GCC_Exception): New function.
(To_GNAT_GCC_Exception): New function.
(GNAT_GCC_Exception_Cleanup): New procedure..
(Propagate_GCC_Exception): New procedure.
(Reraise_GCC_Exception): New procedure.
(Setup_Current_Excep): New procedure.
(CleanupUnwind_Handler): Change type of UW_Exception parameter.
(Unwind_RaiseException): Ditto.
(Unwind_ForcedUnwind): Ditto.
(Remove): Removed.
(Begin_Handler): Change type of parameter.
(End_Handler): Ditto. Now delete the exception if still present.
(Setup_Key): Removed.
(Is_Setup_And_Not_Propagated): Removed.
(Set_Setup_And_Not_Propagated): Ditto.
(Clear_Setup_And_Not_Propagated): Ditto.
(Save_Occurrence_And_Private): Ditto.
(EID_For): Add 'not null' constraint on parameter.
(Setup_Exception): Does nothing.
(Propagate_Exception): Simplified.
* exp_ch11.adb (Expand_N_Raise_Statement): In back-end exception model,
re-raise is not expanded anymore.
* s-except.ads (Foreign_Exception): New exception - placeholder for
non Ada exceptions.
* raise-gcc.c (__gnat_setup_current_excep): Declare
(CXX_EXCEPTION_CLASS): Define (not yet used)
(GNAT_EXCEPTION_CLASS): Define.
(is_handled_by): Handle foreign exceptions.
(PERSONALITY_FUNCTION): Call __gnat_setup_current_excep.

2011-08-29  Jose Ruiz  <ruiz@adacore.com>

* a-synbar.adb (Synchronous_Barrier): Some additional clarification.

From-SVN: r178204

[multiple changes]

2011-08-29  Thomas Quinot  <quinot@adacore.com>

* a-synbar-posix.adb: Minor reformatting.

2011-08-29  Jose Ruiz  <ruiz@adacore.com>

* a-exetim-posix.adb, a-exetim-mingw.adb, a-exetim-mingw.ads,
a-exetim-default.ads (Interrupt_Clocks_Supported,
Separate_Interrupt_Clocks_Supported, Clock_For_Interrupts): Add these
definitions to be compliant with AI-0171. The target systems do not
support separate account for the execution time of interrupt handlers.

2011-08-29  Jose Ruiz  <ruiz@adacore.com>

* a-synbar.adb (Wait): Change the order of evaluation of the conditions
in the barrier to put first the easiest to evaluate (and the one which
will be True more often). More efficient.

2011-08-29  Eric Botcazou  <ebotcazou@adacore.com>

* s-atocou-x86.adb: Fix constraint in machine code insertion.

2011-08-29  Bob Duff  <duff@adacore.com>

* aspects.ads, aspects.adb: Add new aspects for various pragmas and
attributes that are now aspects, as specified by AI05-0229-1.
* sem_ch13.adb (Analyze_Aspect_Specifications,
Check_Aspect_At_Freeze_Point): Analyze the new aspects. Turn them into
pragmas or attribute references, as appropriate.

From-SVN: r178203

[multiple changes]

2011-08-29  Robert Dewar  <dewar@adacore.com>

* a-synbar.ads, a-synbar.adb, a-synbar-posix.adb,
a-synbar-posix.ads: Minor reformatting.

2011-08-29  Yannick Moy  <moy@adacore.com>

* snames.ads-tmpl: Add name Force.

From-SVN: r178202

[multiple changes]

2011-08-29  Pascal Obry  <obry@adacore.com>

* prj-nmsc.adb: Minor reformatting.

2011-08-29  Jose Ruiz  <ruiz@adacore.com>

* a-exetim.ads (Interrupt_Clocks_Supported,
Separate_Interrupt_Clocks_Supported, Clock_For_Interrupts): Add these
definitions to be compliant with AI-0171.

2011-08-29  Robert Dewar  <dewar@adacore.com>

* a-ngelfu.adb: Add comments.

From-SVN: r178201

[multiple changes]

2011-08-29  Tristan Gingold  <gingold@adacore.com>

* s-interr-hwint.adb: Revert previous patch (defer aborts in ZCX case).

2011-08-29  Geert Bosch  <bosch@adacore.com>

* a-ngelfu.adb (Tan): Do not raise Constraint_Error if the argument is
the closest machine number to Pi / 2.0.

2011-08-29  Jose Ruiz  <ruiz@adacore.com>

* impunit.adb (Non_Imp_File_Names_12): Add a-synbar for new Ada 2012
package Ada.Synchronous_Barriers.
* a-synbar.ads, a-synbar.adb, a-synbar-posix.ads, a-synbar-posix.adb:
Add new specs and bodies for Ada.Synchronous_Barriers. There is a
default implementation using protected objects and another one
a-synbar-posix using POSIX barriers as the underlying support.
* gcc-interface/Makefile.in (LIBGNAT_TARGET_PAIRS for Linux (x86,
x86_64, ia64) and MIPS IRIX): Use the a-synbar-posix implementation of
Ada.Synchronous_Barriers which uses POSIX barriers (more efficient).
* Makefile.rtl (GNATRTL_TASKING_OBJS): Add a-synbar.o

From-SVN: r178200

[multiple changes]

2011-08-29  Robert Dewar  <dewar@adacore.com>

* sem_ch7.adb, make.adb, sem_res.adb, exp_intr.adb,
exp_dist.adb: Minor code reorganization.
Minor reformatting.

2011-08-29  Thomas Quinot  <quinot@adacore.com>

* sem_cat.adb (Validate_RACW_Primitive): The return type of an RACW
primitive operation must support external streaming if it is not a
controlling access result.

From-SVN: r178199

[multiple changes]

2011-08-29  Thomas Quinot  <quinot@adacore.com>

* sinfo.ads, sem_ch7.adb: Minor reformatting.

2011-08-29  Bob Duff  <duff@adacore.com>

* sem_ch4.adb (Analyze_Allocator): Check No_Nested_Finalization
restriction on allocators, as required by AI05-0013-1.
* restrict.ads: Minor comment fix.

From-SVN: r178198

[multiple changes]

2011-08-29  Tristan Gingold  <gingold@adacore.com>

* a-exexpr.adb, a-except-2005.ads (Jmpbuf_Address): Move to a-exexpr.adb
(To_Jmpbuf_Address): Ditto
(builtin_longjmp): Ditto

2011-08-29  Thomas Quinot  <quinot@adacore.com>

* sem_res.adb: Minor reformatting.

2011-08-29  Vincent Celier  <celier@adacore.com>

* make.adb (Gnatmake): Move special processing for VM targets after the
call to Get_Target_Parameters.

2011-08-29  Thomas Quinot  <quinot@adacore.com>

* sem_ch12.adb, par-ch12.adb: Minor reformatting.

From-SVN: r178197

[multiple changes]

2011-08-29  Hristian Kirtchev  <kirtchev@adacore.com>

* sem_res.adb (Resolve_Allocator): Implement Ada2012-B052. Detect cases
where an anonymous access discriminant of a limited designated type
appears in a non-immutably limited discriminated type and issue an
error message. Add local variable Desig_T and replace all occurrences
of Designated_Type.

2011-08-29  Jose Ruiz  <ruiz@adacore.com>

* a-rttiev.adb (Set_Handler): Update comment to indicate that our
implementation is compliant to RM D.15(15/2) after the modification
imposed by AI05-0094-1 (binding interpretation).

From-SVN: r178196

[multiple changes]

2011-08-29  Robert Dewar  <dewar@adacore.com>

* exp_ch9.adb, s-tasren.adb, exp_sel.adb, exp_sel.ads, exp_ch11.adb,
s-interr-hwint.adb, s-tpobop.adb, sem_ch13.adb: Minor reformatting.

2011-08-29  Thomas Quinot  <quinot@adacore.com>

* par-endh.adb (Check_End): For an END where it is mandatory to repeat
the scope name, do not report a missing label as a style violation (it
will be diagnosed as an illegality).
* exp_dist.adb (Add_Params_For_Variant_Components): Fix handling of
variant records: Get_Enum_Lit_From_Pos already returns a usage
occurrence of the literal, no need to use New_Occurrence_Of. Set Etype
on Expr in Integer_Literal case so that it can be used by
Build_To_Any_Call.

From-SVN: r178195

[multiple changes]

2011-08-29  Tristan Gingold  <gingold@adacore.com>

* exp_sel.ads (Build_Abort_BLock_Handler): New function spec.
Adjust comment.
* exp_sel.adb (Build_Abort_Block): Use Build_Abort_Block_Handler.
(Build_Abort_Block_Handler): New function to build an Abort_Signal
exception handler.
* exp_ch9.adb (Expand_N_Asynchronous_Select): Call
Build_Abort_Block_Handler to build the exception handler. Do not
undefer aborts for the Abort_Signal exception handler if back-end
exception mechanism.
* exp_ch11.adb (Expand_Exception_Handlers): Do not undefer aborts if
back_end exceptions for all others and abort_signal.
* s-except.ads (ZCX_By_Default): New constant.
* a-except-2005.adb (Raise_Exception): Do not defer abort if ZCX.
(Raise_Exception_Always): Ditto.
(Raise_From_Signal_Handler): Ditto.
(Raise_With_Location_And_Msg): Ditto.
(Raise_With_Msg): Ditto.
(Reraise): Ditto.
(Reraise_Occurence): Ditto.
(Reraise_Occurrence_Always): Ditto.
* s-tasren.adb (Exceptional_Complete_Rendezvous): Defer aborts if ZCX.
* s-tpobop.adb: (Exceptional_Complete_Body): Undefer abort if ZCX.
* s-interr-hwint.adb (Interrupt_Manager): Defer abort if ZCX.

2011-08-29  Thomas Quinot  <quinot@adacore.com>

* sem_util.ads (Get_Enum_Lit_From_Pos): Clarify documentation.

From-SVN: r178194

trans-decl.c (generate_coarray_sym_init): Use GFC_CAF_COARRAY_STATIC for static coarrays.

gcc/fortran/
2011-08-29  Tobias Burnus  <burnus@net-b.de>

        * trans-decl.c (generate_coarray_sym_init): Use
        GFC_CAF_COARRAY_STATIC for static coarrays.

libgfortan/
2011-08-29  Tobias Burnus  <burnus@net-b.de>

        * caf/libcaf.h (_gfortran_caf_deregister): Update prototype.
        * caf/mpi.c (_gfortran_caf_deregister): Modify prototype,
        actually free memory and add error diagnostic.
        (_gfortran_caf_finalize): Add additional free calls.
        * caf/single.c (_gfortran_caf_deregister): Modify prototype,
        actually free memory and add error diagnostic.
        (_gfortran_caf_finalize): Add additional free calls.

From-SVN: r178193

[multiple changes]

2011-08-29  Robert Dewar  <dewar@adacore.com>

* snames.adb-tmpl, sem_ch13.adb: Minor reformatting
Minor code reorganization.

2011-08-29  Bob Duff  <duff@adacore.com>

* usage.adb (-gnatwy): Fix documentation: this switch applies to Ada
2012, not just Ada 2005.

2011-08-29  Vincent Celier  <celier@adacore.com>

* gnat_ugn.texi: Indicate that when the compiler is called by gnatmake
with a project file or with gprbuid, if -gnatep= is specified, the
builder may need to be invoked with -x.

2011-08-29  Tristan Gingold  <gingold@adacore.com>

* a-exexpr-gcc.adb: Minor comment fix.

From-SVN: r178192

[multiple changes]

2011-08-29  Robert Dewar  <dewar@adacore.com>

* sem_ch8.adb: Minor reformatting.

2011-08-29  Bob Duff  <duff@adacore.com>

* par-ch2.adb (P_Identifier): Warn that "some" is reserved in Ada 2012.
* par-ch4.adb (P_Quantified_Expression): Remove unnecessary code for
treating "some" as unreserved in earlier Ada versions. This is now
handled in Snames.Is_Keyword_Name. Parse "for some" using Tok_Some,
rather than Name_Some, since Tok_Some is now recognized as reserved.
* scans.adb (Initialize_Ada_Keywords): Handle Tok_Some like any other
reserved word.
* scans.ads: Minor comment fixes.
* snames.adb-tmpl (Is_Keyword_Name): Handle Ada 2012 reserved words as
for other language versions.
* scn.adb (Scan_Reserved_Identifier): Remove unnecessary code for
treating "some" as unreserved in earlier Ada versions. This is now
handled in Snames.Is_Keyword_Name.
* par-ch3.adb (P_Defining_Identifier): Warn that "some" is reserved in
Ada 2012.
(P_Subtype_Mark_Resync): Remove unnecessary code for treating "some" as
unreserved in earlier Ada versions. This is now handled in
Snames.Is_Keyword_Name.
* snames.ads-tmpl (Ada_2012_Reserved_Words): Handle Ada 2012 reserved
words as for other language versions.
* gnat_ugn.texi (-gnatwy): Fix documentation: this switch applies to
Ada 2012, not just Ada 2005.

From-SVN: r178191

[multiple changes]

2011-08-29  Ed Schonberg  <schonberg@adacore.com>

* sem_ch13.adb: Additional semantic checks for aspects involved in
iterators.

2011-08-29  Matthew Heaney  <heaney@adacore.com>

* a-comutr.ads, a-comutr.adb, a-cimutr.ads, a-cimutr.adb,
a-cbmutr.ads, a-cbmutr.adb (Find_In_Subtree): Remove superfluous
Container parameter.
(Ancestor_Find): ditto.

2011-08-29  Robert Dewar  <dewar@adacore.com>

* par-endh.adb: Minor reformatting.

From-SVN: r178190

par-endh.adb: Minor reformatting.

2011-08-29  Thomas Quinot  <quinot@adacore.com>

* par-endh.adb: Minor reformatting.

From-SVN: r178189

[multiple changes]

2011-08-29  Tristan Gingold  <gingold@adacore.com>

* a-exexpr-gcc.adb (Unwind_Action) Rewrite as an integer with constants.
(GNAT_GCC_Exception): Remove N_Cleanups_To_Trigger component.
(Adjust_N_CLeanups_For): Remove.
(CleanupUnwind_Handler): Call Unhandled_Exception_Terminate when end of
stack is reached.
(Propgate_Exception): Adjust.
* raise-gcc.c: Add a few static/const.
(Adjust_N_Cleanups_For): Remove declaration.
(PERSONALITY_FUNCTION): Remove code dealing with N_Cleanups_To_Trigger.

2011-08-29  Ed Schonberg  <schonberg@adacore.com>

* sem_ch8.adb: Use type of function return when rewriting as object
declaration.

From-SVN: r178188

[multiple changes]

2011-08-29  Gary Dismukes  <dismukes@adacore.com>

* sem_type.adb: Minor reformatting.

2011-08-29  Robert Dewar  <dewar@adacore.com>

* makeutl.adb: Minor reformatting.

2011-08-29  Ed Schonberg  <schonberg@adacore.com>

* sem_ch8.adb (Analyze_Object_Renaming): If the renamed object is a
function call of a limited type, the expansion of the renaming is
complicated by the presence of various temporaries and subtypes that
capture constraints of the renamed object.
Rewrite node as an object declaration, whose expansion is simpler.
Given that the object is limited there is no copy involved and no
performance hit.

From-SVN: r178187

[multiple changes]

2011-08-29  Robert Dewar  <dewar@adacore.com>

* exp_ch5.adb, sinfo.ads, make.adb, s-pooglo.adb, sem_ch12.adb,
freeze.adb, sem_ch6.adb, par-ch12.adb: Minor reformatting.

2011-08-29  Tristan Gingold  <gingold@adacore.com>

* system-darwin-x86.ads, system-linux-s390x.ads, system-linux-alpha.ads,
system-tru64.ads, system-irix-n32.ads, system-vxworks-arm.ads,
system-linux-hppa.ads, system-linux-s390.ads,
system-solaris-sparcv9.ads, system-mingw.ads, system-linux-ia64.ads,
system-vms_64.ads, system-vxworks-sparcv9.ads, system-linux-ppc.ads,
system-aix64.ads, system-lynxos-ppc.ads, system-linux-sh4.ads,
system-solaris-x86.ads, system-linux-x86_64.ads, system-linux-x86.ads,
system-vxworks-ppc.ads, system-hpux.ads, system-darwin-ppc.ads,
system-solaris-sparc.ads, system-lynxos-x86.ads,
system-vxworks-m68k.ads, system-hpux-ia64.ads, system-irix-o32.ads,
system-solaris-x86_64.ads, system-mingw-x86_64.ads,
system-vxworks-mips.ads, system-linux-sparc.ads, system-vms-ia64.ads,
system-freebsd-x86.ads, system-aix.ads, system-darwin-x86_64.ads,
system-vxworks-x86.ads: Remove GCC_ZCX_Support
* s-taprop-posix.adb, s-taprop-irix.adb, s-taprop-vxworks.adb,
s-taprop-tru64.adb, s-taprop-linux.adb, s-taprop-solaris.adb: Ditto.
* opt.ads: Adjust comment.
* targparm.ads, targparm.adb: Remove GCC_ZCX_Support_On_Target.
* gnat1drv.adb: Do not check for GCC_ZCX_Support_On_Target.
* system.ads: Move GCC_ZCX_Support to obsolete entries.

2011-08-29  Emmanuel Briot  <briot@adacore.com>

* makeutl.adb (Do_Complete): Resolve symbolic links when a relative
file name is specified on the gnatmake or gprbuild command line, and
before we search for that file in the project.

2011-08-29  Ed Schonberg  <schonberg@adacore.com>

* sem_type.adb (Within_Instance): New predicate in Collect_Interps,
used to determine whether a possible interpretation for an overloadable
entity is declared within the current instantiation and should be
included in the candidate set.

2011-08-29  Vasiliy Fofanov  <fofanov@adacore.com>

* gnat_rm.texi, gnat_ugn.texi: Clean ups.

From-SVN: r178186

sem_res.adb (Resolve_Actuals): Use base type to determine whether an access subtype is access_to_subprogram...

2011-08-29  Ed Schonberg  <schonberg@adacore.com>

* sem_res.adb (Resolve_Actuals): Use base type to determine whether an
access subtype is access_to_subprogram, when applying checks for
RM 3.10.2 (27).

From-SVN: r178185

[multiple changes]

2011-08-29  Matthew Heaney  <heaney@adacore.com>

* a-comutr.adb, a-cimutr.adb, a-cbmutr.adb (Splice_Subtree): Only check
for sibling when common parent.

2011-08-29  Thomas Quinot  <quinot@adacore.com>

* get_scos.adb: Literals of Pragma_Id are pragma names prefixed with
"pragma_".

2011-08-29  Ed Schonberg  <schonberg@adacore.com>

* sem_ch6.adb (Analyze_Subprogram_Body_Helper): Enable freeze actions
for the return type when in ASIS mode.

2011-08-29  Vincent Celier  <celier@adacore.com>

* make.adb (Gnatmake): Get the default search dirs, then the target
parameters after getting the Builder switches, as the Builder switches
may include --RTS= and that could change the default search dirs.

2011-08-29  Hristian Kirtchev  <kirtchev@adacore.com>

* exp_ch7.adb (Make_Adjust_Call): Rewrite to mimic the structure of
Make_Final_Call. Move the processing for class-wide types before the
processing for derivations from [Limited_]Controlled.
(Make_Final_Call): Move the processing for class-wide types before the
processing for derivations from [Limited_]Controlled.
* s-stposu.adb (Allocate_Any_Controlled): Correct the membership check.
Add code to account for alignments larger than the list header. Add a
comment illustrating the structure of the allocated object + padding +
header.
(Deallocate_Any_Controlled): Add code to account for alignments larger
than the list header.

2011-08-29  Ed Schonberg  <schonberg@adacore.com>

* sinfo.ads, sinfo.adb: New node kind
N_Formal_Incomplete_Type_Definition, related flags.
par-ch12.adb (P_Formal_Type_Declaration, G_Formal_Type_Definition):
Parse formal incomplete types.
* sem.adb (Analyze): Formal_Incomplete_Type_Definitions are handled in
sem_ch12.
* sem_ch7.adb (Analyze_Package_Specification, Unit_Requires_Body):
Formal incomplete types do not need completion.
* sem_ch12.adb (Analyze_Formal_Incomplete_Type,
Validate_Incomplete_Type_Instance): New procedures to handle formal
incomplete types.
* freeze.adb (Freeze_Entity): Do not freeze the subtype of an actual
that corresponds to a formal incomplete type.
* sprint.adb: Handle formal incomplete type declarations.
* exp_util.adb (Insert_Actions): An incomplete_type_definition is not
an insertion point.

From-SVN: r178184

[multiple changes]

2011-08-29  Hristian Kirtchev  <kirtchev@adacore.com>

* a-fihema.ads, a-fihema.adb: Unit removed.
* a-undesu.ads, a-undesu.adb: New unit implementing
Ada.Unchecked_Deallocate_Subpool.
* einfo.adb: Remove Associated_Collection from the node usage.
Add Finalization_Master to the node usage.
(Associated_Collection): Removed.
(Finalization_Master): New routine.
(Set_Associated_Collection): Removed.
(Set_Finalization_Master): New routine.
(Write_Field23_Name): Remove Associated_Collection from the output. Add
Finalization_Master to the output.
* einfo.ads: Remove attribute Associated_Collection and its uses in
entities.
Add new attribute Finalization_Master along with its uses in entitites.
(Associated_Collection): Removed along with its pragma import.
(Finalization_Master): New routine along with a pragma import.
(Set_Associated_Collection): Removed along with its pragma import.
(Set_Finalization_Master): New routine along with a pragma import.
* exp_ch3.adb (Expand_Freeze_Array_Type): Replace call to
Build_Finalization_Collection with Build_Finalization_Master.
(Expand_Freeze_Record_Type): Move the generation of Finalize_Address
before the bodies of the predefined routines. Add comment explaining
this. Replace call to Build_Finalization_Collection with
Build_Finalization_Master.
(Freeze_Type): Replace call to Build_Finalization_Collection with
Build_Finalization_Master.
(Make_Finalize_Address_Body): Comment reformatting.
(Make_Predefined_Primitive_Specs): Code reformatting.
(Stream_Operation_OK): Update comment mentioning finalization
collections. Replace RE_Finalization_Collection with
RE_Finalization_Master.
* exp_ch4.adb (Complete_Controlled_Allocation): Replace call to
Associated_Collection with Finalization_Master. Replace call to
Build_Finalization_Collection with Build_Finalization_Master.
(Expand_Allocator_Expression): Replace call to Associated_Collection
with Finalization_Master. Replace call to Set_Associated_Collection with
Set_Finalization_Master. Remove the generation of
Set_Finalize_Address_Ptr.
(Expand_N_Allocator): Replace call to Associated_Collection with
Finalization_Master. Remove the generation of Set_Finalize_Address_Ptr.
* exp_ch6.adb (Add_Collection_Actual_To_Build_In_Place_Call): Renamed to
Add_Finalization_Master_Actual_To_Build_In_Place_Call. Update the
comment on usage. Replace call to Needs_BIP_Collection with
Needs_BIP_Finalization_Master Remplace BIP_Collection with
BIP_Finalization_Master. Update all comments which mention finalization
collections. Replace Associated_Collection with
Finalization_Master. Replace Build_Finalization_Collection with
Build_Finalization_Master.
(BIP_Formal_Suffix): Update BIP_Collection's case.
(Build_Heap_Allocator): Update the related comment. Rename local
variable Collect to Fin_Mas_Id and update its occurrences. Update
comments which mention finalization collections. Replace
Set_Associated_Collection with Set_Finalization_Master.
(Expand_Call): Update the code which detects a special piece of library
code for .NET/JVM.
(Make_Build_In_Place_Call_In_Allocator): Replace the call to
Add_Collection_Actual_To_Build_In_Place_Call with
Add_Finalization_Master_Actual_To_Build_In_Place_Call. Remove the code
which generates a call to Make_Set_Finalize_Address_Ptr_Call.
(Make_Build_In_Place_Call_In_Anonymous_Context): Replace call to
Add_Collection_Actual_To_Build_In_Place_Call with
Add_Finalization_Master_Actual_To_Build_In_Place_Call.
(Make_Build_In_Place_Call_In_Assignment): Replace call to
Add_Collection_Actual_To_Build_In_Place_Call with
Add_Finalization_Master_Actual_To_Build_In_Place_Call.
(Needs_BIP_Collection): Renamed to Needs_BIP_Finalization_Master.
* exp_ch6.ads: Rename BIP_Collection to BIP_Finalization_Master.
(Needs_BIP_Collection): Renamed to Needs_BIP_Finalization_Master.
* exp_ch7.adb (Build_BIP_Cleanup_Stmts): Update comment on usage.
Rename local variable Collect to Fin_Mas_Id and update its occurrences.
Replace call to Set_Associated_Collection with Set_Finalization_Master.
(Build_Finalization_Collection): Renamed to Build_Finalization_Master.
Replace the call to Associated_Collection with Finalization_Master.
Rename local variable Coll_Id to Fin_Mas_Id and update its occurrences.
Update the way finalization master names are generated. Update the
retrieval of the correct access type which will carry the pool and
master attributes.
(Make_Final_Call): Reimplement the way [Deep_]Finalize is retrieved.
(Make_Finalize_Address_Body): Abstract types do not need
Finalize_Address. Code reformatting.
(Make_Finalize_Address_Stmts): Update comment on usage.
(Make_Set_Finalize_Address_Ptr_Call): Removed.
(Process_Declarations): Update comments.
* exp_ch7.ads (Build_Finalization_Collection): Renamed to
Build_Finalization_Master. Update associated comment.
(Make_Set_Finalize_Address_Ptr_Call): Removed.
* exp_ch13.adb: Update comments which mention finalization collections.
(Expand_N_Free_Statement): Replace the call to Associated_Collection
with Finalization_Master.
* exp_util.adb (Build_Allocate_Deallocate_Proc): Reimplemented to
create calls to routines Allocate_Any_Controlled and
Deallocate_Any_Controlled.
(Find_Finalize_Address): New routine.
(Is_Allocate_Deallocate_Proc): Update the RTE entities used in the
comparison.
(Requires_Cleanup_Actions): Update the comment on freeze node
inspection.
* exp_util.ads: Remove comment on generated code for
Build_Allocate_Deallocate_Proc. The code is now quite complex and it
is better to simply look in the body.
* freeze.adb (Freeze_All): Update the comment of finalization
collections. Replace the call to Associated_Collection with
Finalization_Master. Replace the call to Build_Finalization_Collection
with Build_Finalization_Master.
* impunit.adb: Add a-undesu and s-stposu to the list of units.
* Makefile.rtl: Add files a-undesu, s-finmas and s-stposu. Remove file
a-fihema.
* rtsfind.adb (Get_Unit_Name): Remove the processing for children of
Ada.Finalization. Add processing for children of System.Storage_Pools.
* rtsfind.ads: Remove the naming of second level children of
Ada.Finalization.
Remove Ada_Finalization_Heap_Management from the list of units.
Remove subtype Ada_Finalization_Child.
Remove the following subprogram entities:

   RE_Allocate
   RE_Deallocate
   RE_Finalization_Collection
   RE_Finalization_Collection_Ptr
   RE_Set_Finalize_Address_Ptr

Add the naming of second level children of System.Storage_Pools.
Add System_Finalization_Masters and System_Storage_Pools_Subpools to
the list of units.
Add subtype System_Storage_Pools_Child.
Add the following subprogram entities to System.Finalization_Masters:

   RE_Finalization_Master
   RE_Finalization_Master_Ptr

Add the following subprogram entities to System.Storage_Pools.Subpools:

   RE_Allocate_Any_Controlled
   RE_Deallocate_Any_Controlled
   RE_Root_Storage_Pool_With_Subpools
   RE_Root_Subpool
   RE_Subpool_Handle

Move the following subprogram entities from
Ada.Finalization.Heap_Management to System.Finalization_Masters:

   RE_Add_Offset_To_Address
   RE_Attach
   RE_Base_Pool
   RE_Detach

* sem_ch3.adb (Access_Type_Declaration): Replace the call to
Set_Associated_Collection with Set_Finalization_Master.
* sem_ch6.adb (Create_Extra_Formals): Update the way extra formal
BIP_Finalization_Master is created.
* s-finmas.adb: New unit System.Finalization_Masters.
* s-finmas.ads: New unit System.Finalization_Masters.
* s-stopoo.ads, s-stopoo.adb: Minor code reformatting.
* s-stposu.ads, s-stposu.adb: New unit implementing
System.Storage_Pools.Subpools.

2011-08-29  Bob Duff  <duff@adacore.com>

* tbuild.adb: Add assertion.

From-SVN: r178183

[multiple changes]

2011-08-29  Thomas Quinot  <quinot@adacore.com>

* s-pooglo.adb: Minor reformatting.

2011-08-29  Ed Schonberg  <schonberg@adacore.com>

* exp_ch5.adb (Expand_N_Assignment_Statement): if the left-hand side is
an indexed component of a packed array whose element type is a record
with a representation clause different from that of the right-hand
side, generate a temporary to minimuze the number of bit-field
operations generated.

2011-08-29  Ed Schonberg  <schonberg@adacore.com>

* exp_util.adb (Insert_Actions): Use clauses can be part of lists of
declarations, and thus are likely insertion points for actions.

2011-08-29  Bob Duff  <duff@adacore.com>

* einfo.ads: Minor comment fix.

From-SVN: r178182

[multiple changes]

2011-08-29  Robert Dewar  <dewar@adacore.com>

* frontend.adb, gnat1drv.adb: Minor reformatting.

2011-08-29  Tristan Gingold  <gingold@adacore.com>

* s-pooglo.adb (Allocate, Deallocate): Take into account the alignment.
* a-fihema.adb (Allocate, Deallocate): Ditto.  Possibly add padding
space in front of the header.

From-SVN: r178181

frontend.adb (Frontend): Exit after creating Standard package when -gnatd.H is present.

2011-08-29  Johannes Kanig  <kanig@adacore.com>

* frontend.adb (Frontend): Exit after creating Standard package when
-gnatd.H is present.
* gnat1drv.adb (Gnat1drv): Call Backend right away when -gnatd.H is
present.

From-SVN: r178180

exp_ch9.adb, [...]: Minor reformatting.

2011-08-29  Robert Dewar  <dewar@adacore.com>

* exp_ch9.adb, mlib-prj.adb, prj.adb, prj.ads, ttypes.ads, sem_ch4.adb,
makeutl.adb, makeutl.ads, atree.ads, snames.adb-tmpl,
snames.ads-tmpl: Minor reformatting.

From-SVN: r178179

prj.adb (Reset_Units_In_Table): New procedure.

2011-08-29  Philippe Gil  <gil@adacore.com>

* prj.adb (Reset_Units_In_Table): New procedure.
Reset units to avoid access to freed memory.

From-SVN: r178178

[multiple changes]

2011-08-29  Thomas Quinot  <quinot@adacore.com>

* get_scos.adb: When reading a P statement SCO without a pragma name
(from an older ALI file), ensure that the Pragma_Name component is set
to Unknown_Pragma (not left uninitialized).

2011-08-29  Vincent Celier  <celier@adacore.com>

* makeutl.adb (Get_Directories): New procedure moved from Buildgpr and
modified to compute correctly the object path of a SAL project that is
extending another library project.
(Write_Path_File): New procedure.
* makeutl.ads (Directories): New table moved from Buildgpr
(Get_Directories): New procedure moved from Buildgpr
(Write_Path_File): New procedure
* mlib-prj.adb (Build_Library): Use Makeutl.Get_Directories to set the
paths before binding SALs, instead of Set_Ada_Paths.
* prj-env.adb (Set_Path_File_Var): Procedure has been moved to package
Prj.
* prj.adb (Set_Path_File_Var): New procedure moved from Prj.Env
(Current_Source_Path_File_Of): New function
(Set_Current_Object_Path_File_Of): New procedure
(Current_Source_Object_File_Of): New function
(Set_Current_Object_Path_File_Of): New procedure
* prj.ads (Set_Path_File_Var): New procedure moved from Prj.Env
(Current_Source_Path_File_Of): New function
(Set_Current_Object_Path_File_Of): New procedure
(Current_Source_Object_File_Of): New function
(Set_Current_Object_Path_File_Of): New procedure

2011-08-29  Ed Schonberg  <schonberg@adacore.com>

* exp_ch5.adb (Expand_N_Assignment_Statement): For an assignment to a
packed entity, use a bit-field assignment only if there is no change of
representation.

From-SVN: r178177

[multiple changes]

2011-08-29  Thomas Quinot  <quinot@adacore.com>

* rtsfind.ads, exp_ch3.adb (In_Runtime): Minor code improvement, use
Is_RTU instead of using Chars comparisons.

2011-08-29  Thomas Quinot  <quinot@adacore.com>

* exp_strm.adb (Build_Mutable_Record_Read_Procedure): Do not create a
temporary object if the actual is constrained, and the discriminants
read from the stream don't match.

2011-08-29  Tristan Gingold  <gingold@adacore.com>

* sem_attr.adb, exp_attr.adb: Add handling of
Attribute_System_Allocator_Alignment
* snames.ads-tmpl: Add Name_System_Allocator_Alignment and
Attribute_System_Allocator_Alignment.
* ttypes.ads, get_targ.ads: Add Get_System_Allocator_Alignment.
* gcc-interface/targtyps.c, gcc-interface/utils2.c,
gcc-interface/gigi.h: Renames get_target_default_allocator_alignment to
get_target_system_allocator_alignment.

2011-08-29  Arnaud Charlet  <charlet@adacore.com>

* gcc-interface/Makefile.in, gcc-interface/Make-lang.in: Update
dependencies.

From-SVN: r178176

re PR libfortran/50192 (Wrong character comparision with wide strings)

2011-08-29  Thomas Koenig  <tkoenig@gcc.gnu.org>

PR libfortran/50192
* intrinsics/string_intrinsics.c (memcmp_char4):  New function.
* intrinsics/string_intrinsics_inc.c:  New macro MEMCMP, either
set to memcmp or memcmp_char4.
(compare_string):  Use MEMCMP, with correct size for it.
* libgfortran.h:  Add prototype for memcmp_char4.

2011-08-29  Thomas Koenig  <tkoenig@gcc.gnu.org>

PR libfortran/50192
* gfortran.dg/widechar_compare_1.f90:  New test.

From-SVN: r178173

gimple-fold.c (gimple_fold_stmt_to_constant_1): Set a location on the built ADDR_EXPR.

2011-08-29  Richard Guenther  <rguenther@suse.de>

* gimple-fold.c (gimple_fold_stmt_to_constant_1): Set a location
on the built ADDR_EXPR.

From-SVN: r178172

exp_ch3.adb (In_Runtime): Fix typo.

2011-08-29  Arnaud Charlet  <charlet@adacore.com>

* exp_ch3.adb (In_Runtime): Fix typo.

From-SVN: r178171

[multiple changes]

2011-08-29  Bob Duff  <duff@adacore.com>

* sem_ch4.adb (Analyze_Allocator): Analyze the subpool specification.

2011-08-29  Ed Schonberg  <schonberg@adacore.com>

* exp_ch3.adb (Expand_N_Object_Declaration): If the entity is tagged
and a separate tag assignment is generated, ensure that the tag
assignment is analyzed.

From-SVN: r178170

atree.ads, atree.adb (Copy_Separate_List): New function that applies Copy_Separate_Tree to a list of nodes.

2011-08-29  Ed Schonberg  <schonberg@adacore.com>

* atree.ads, atree.adb (Copy_Separate_List): New function that applies
Copy_Separate_Tree to a list of nodes. Used to create disjoint copies
of statement lists that may contain local declarations.
(Expand_N_Timed_Entry_Call): Use Copy_Separate_List to duplicate the
triggering statements needed for the expansion of this construct, when
the trigger is a dispatching call to a synchronized primitive.

From-SVN: r178169

gnat_rm.texi: Add doc for 'Elab_Subp_Body.

2011-08-29  Arnaud Charlet  <charlet@adacore.com>

* gnat_rm.texi: Add doc for 'Elab_Subp_Body.
* bindgen.adb: Add comments.
* snames.adb-tmpl (Is_Attribute_Name): Only recognize 'Elab_Subp_Body
in CodePeer mode.

From-SVN: r178168

re PR debug/50215 (FAIL: gcc.dg/guality/pr45882.c)

PR debug/50215
* var-tracking.c (create_entry_value): Call cselib_lookup_from_insn
before adding ENTRY_VALUE to val->locs.

From-SVN: r178167

exp_attr.adb: Minor reformatting.

2011-08-29  Robert Dewar  <dewar@adacore.com>

* exp_attr.adb: Minor reformatting.
Minor code reorganization and commenting.
* par_sco.adb, checks.adb, sem_attr.adb, get_scos.adb: Minor
reformatting.

From-SVN: r178166

[multiple changes]

2011-08-29  Thomas Quinot  <quinot@adacore.com>

* get_scos.adb: Ignore chaining indicators not currently supported
by Ada.

2011-08-29  Arnaud Charlet  <charlet@adacore.com>

* system.ads: Minor editing.

2011-08-29  Arnaud Charlet  <charlet@adacore.com>

* bindgen.adb (Gen_Elab_Calls): Generate calls to subp'Elab_Subp_Body in
CodePeer mode.
* sem_attr.ads, sem_attr.adb, exp_Attr.adb, sem_ch6.adb: Add handling of
Attribute_Elab_Subp_Body.
* snames.ads-tmpl (Attribute_Elab_Subp_Body, Name_Elab_Subp_Body): New.
* sem_util.adb: Update comments.

From-SVN: r178165

par_sco.adb, [...]: Record pragma name for each SCO statement corresponding to a pragma.

2011-08-29  Thomas Quinot  <quinot@adacore.com>

* par_sco.adb, scos.adb, scos.ads, put_scos.adb, get_scos.adb: Record
pragma name for each SCO statement corresponding to a pragma.

From-SVN: r178164

[multiple changes]

2011-08-29  Arnaud Charlet  <charlet@adacore.com>

* opt.ads: Minor editing.

2011-08-29  Yannick Moy  <moy@adacore.com>

* gnat1drv.adb (Adjust_Global_Switches): Remove options for ALFA mode
that only made sense for CodePeer mode.

2011-08-29  Jose Ruiz  <ruiz@adacore.com>

* targparm.ads (Support_64_Bit_Divides_On_Target): Remove this flag
which is no longer used.
* targparm.adb (S64, S64_Str, Get_Target_Parameters): Remove the
handling of the 64-bit division check.
* exp_ch4.adb (Expand_N_Op_Divide): Remove the check for 64-bit
division available.
* system*.ads (Support_64_Bit_Divides): Remove this flag which is no
longer used.

2011-08-29  Thomas Quinot  <quinot@adacore.com>

* get_scos.adb: Minor reformatting.

From-SVN: r178163

[multiple changes]

2011-08-29  Hristian Kirtchev  <kirtchev@adacore.com>

* exp_util.adb (Process_Statements_For_Controlled_Objects): Whenever a
statement list is wrapped in a block, the block is explicitly analyzed
in order to properly redecorate the entities and create a servicing
finalizer.

2011-08-29  Tristan Gingold  <gingold@adacore.com>

* sinfo.ads, sinfo.adb (Zero_Cost_Handling): Remove.
(Set_Zero_Cost_Handling): Remove.

2011-08-29  Thomas Quinot  <quinot@adacore.com>

* par_sco.adb, scos.ads, put_scos.adb, get_scos.adb: Minor reformatting

From-SVN: r178162

[multiple changes]

2011-08-29  Geert Bosch  <bosch@adacore.com>

* s-vaflop-vms-alpha.adb (Neg_F): Use subtraction instead of negation
instruction, as the latter may produce -0.0, which is not a valid VAX
F float number.
(Neg_G): Likewise for VAX F float.

2011-08-29  Robert Dewar  <dewar@adacore.com>

* exp_util.adb: Minor reformatting.

2011-08-29  Yannick Moy  <moy@adacore.com>

* sem_ch3.adb: Minor comment update.

2011-08-29  Thomas Quinot  <quinot@adacore.com>

* checks.adb (Apply_Type_Conversion_Checks): Use the Underlying_Type of
the operand type.

2011-08-29  Thomas Quinot  <quinot@adacore.com>

* par_sco.adb (Traverse_Declarations_Or_Statements): Do not flush
current statement sequence on a generic instantiation or a subprogram
declaration.

From-SVN: r178161

[multiple changes]

2011-08-29  Robert Dewar  <dewar@adacore.com>

* sem_type.adb, einfo.ads, freeze.adb, exp_ch4.adb, sem_ch13.adb:
Minor reformatting.

2011-08-29  Hristian Kirtchev  <kirtchev@adacore.com>

* exp_util.adb (Requires_Cleanup_Actions (List_Id, Boolean, Boolean)):
Correct the check which involves the freeze node of a controlled or
access-to-controlled type.

2011-08-29  Geert Bosch  <bosch@adacore.com>

* sem_warn.adb (Check_Code_Statement): Remove check for consecutive Asm
statements.
* s-vaflop-vms-alpha.adb: Remove bogus Volatile => True arguments from
Asm statements.

From-SVN: r178160

[multiple changes]

2011-08-29  Yannick Moy  <moy@adacore.com>

* sem_ch3.adb (Array_Type_Declaration): Insert a subtype declaration
for every index type and component type that is not a subtype_mark.
(Process_Subtype): Set Etype of subtype.

2011-08-29  Robert Dewar  <dewar@adacore.com>

* a-cbmutr.adb, a-cimutr.adb, a-comutr.adb, prj-nmsc.adb: Minor code
reorganization.  Minor reformatting.

From-SVN: r178159

[multiple changes]

2011-08-29  Steve Baird  <baird@adacore.com>

* exp_ch4.adb (Expand_N_Op_Expon): Suppress N_Op_Expon node expansion
for CodePeer and ALFA modes.

2011-08-29  Ed Schonberg  <schonberg@adacore.com>

* sem_type.adb (Collect_Interps): Within an instance, collect a homonym
that comes from an enclosing scope if it is not the renaming of an
actual, to handle properly a spurious ambiguity in an instance.

From-SVN: r178158

[multiple changes]

2011-08-29  Eric Botcazou  <ebotcazou@adacore.com>

* sem_ch13.adb (Alignment_Check_For_Esize_Change): Rename to...
(Alignment_Check_For_Size_Change): ...this.  Add SIZE parameter and
use it instead of the Esize of the first parameter.
(Analyze_Attribute_Definition_Clause) <Object_Size>: Adjust call to
above change.
<Size>: Likewise.  Call it for composite types on the RM size.

2011-08-29  Yannick Moy  <moy@adacore.com>

* exp_ch4.adb (Expand_N_Op_Not): Do not expand not on array.
* sem_util.adb (Unique_Name): Correct behaviour for names of
compilation units.

From-SVN: r178157

[multiple changes]

2011-08-29  Yannick Moy  <moy@adacore.com>

* sem_prag.adb (Check_Precondition_Postcondition): In formal
verification mode, analyze pragma expression for correctness, for
pre/post on library-level subprogram, as it is not expanded later.

2011-08-29  Yannick Moy  <moy@adacore.com>

* exp_aggr.adb (Expand_Array_Aggregate): Do not expand array aggregates
in formal verification.

2011-08-29  Thomas Quinot  <quinot@adacore.com>

* sem_util.adb: Minor reformatting.
* freeze.adb, sem_ch13.adb: Fix comment: Bit_Order is an attribute,
there's no pragma.
* par_sco.ads, par_sco.adb: Update comments.

2011-08-29  Yannick Moy  <moy@adacore.com>

* einfo.adb, einfo.ads: Remove flag Is_Postcondition_Proc and
associated getter/setter.
* sem_ch6.adb: Remove reference to Is_Postcondition_Proc.

2011-08-29  Vincent Celier  <celier@adacore.com>

* prj-attr.adb: New Compiler attribute Dependency_Kind and Language_Kind
* prj-conf.adb: Add_Default_GNAT_Naming_Scheme: Add a package Compiler
with declarations for Language_Kind and Dependency_Kind for Ada.
* prj-nmsc.adb (Check_Unit_Name): New name of procedure Check_Ada_Name
(Process_Compiler): Take into account the new attributes Dependency_Kind
and Language_Kind.
(Check_Configuration): Check if language kind is unit based, not if the
language name is Ada.
(Process_Exceptions_Unit_Based): Ditto
(Add_Language): Remove default additions of language and dependency kind
* prj.ads: Minor comment change
* snames.ads-tmpl: New standard names Dependency_Kind and Language_Kind

2011-08-29  Johannes Kanig  <kanig@adacore.com>

* debug.adb: Update comments.

From-SVN: r178156

Daily bump.

From-SVN: r178152

move.h (swap(_Tp(&)[_Nm], _Tp(&)[_Nm])): Remove workaround for c++/49045.

2011-08-28  Paolo Carlini  <paolo.carlini@oracle.com>

* include/bits/move.h (swap(_Tp(&)[_Nm], _Tp(&)[_Nm])): Remove
workaround for c++/49045.
* include/bits/algorithmfwd.h: Likewise.

From-SVN: r178147

Fix the use of linemap_add and remove unnecessary kludge

libcpp/

* line-map.c (linemap_add): Assert that reason must not be
LC_RENAME when called for the first time on a "main input file".

c-family/

* c-pch.c (c_common_read_pch): Call linemap_add with LC_ENTER as it's
the first time it's being called on this main TU.

gcc/lto/

* lto-lang.c (lto_init): Likewise.  Also, avoid calling
linemap_add twice.

gcc/fortran/

* scanner.c (load_file): Don't abuse LC_RENAME reason while
(indirectly) calling linemap_add.

From-SVN: r178146

Core DR 342 PR c++/48582

Core DR 342
PR c++/48582
* pt.c (check_valid_ptrmem_cst_expr): A null member pointer value
is valid in C++11.
(convert_nontype_argument): Likewise.  Implicitly convert nullptr
and do constant folding.
* mangle.c (write_template_arg_literal): Mangle null member
pointer values as 0.
* call.c (null_member_pointer_value_p): New.
* cp-tree.h: Declare it.

From-SVN: r178144

* ja.po: Update.

From-SVN: r178142

re PR bootstrap/50218 (tree-ssa-loop-ivopts.c triggers -Werror=maybe-uninitialized breaking i686-linux bootstrap)

2011-08-28  Mikael Pettersson  <mikpe@it.uu.se>

PR bootstrap/50218
* tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Initialize
comp.

From-SVN: r178141

re PR fortran/48066 (Segfault with SUM of zero-sized array)

2011-08-28  Thomas Koenig  <tkoenig@gcc.gnu.org>

PR fortran/40866
* generated/iall_i1.c: Regenerated.
* generated/iall_i16.c: Regenerated.
* generated/iall_i2.c: Regenerated.
* generated/iall_i4.c: Regenerated.
* generated/iall_i8.c: Regenerated.
* generated/iany_i1.c: Regenerated.
* generated/iany_i16.c: Regenerated.
* generated/iany_i2.c: Regenerated.
* generated/iany_i4.c: Regenerated.
* generated/iany_i8.c: Regenerated.
* generated/iparity_i1.c: Regenerated.
* generated/iparity_i16.c: Regenerated.
* generated/iparity_i2.c: Regenerated.
* generated/iparity_i4.c: Regenerated.
* generated/iparity_i8.c: Regenerated.
* generated/norm2_r10.c: Regenerated.
* generated/norm2_r16.c: Regenerated.
* generated/norm2_r4.c: Regenerated.
* generated/norm2_r8.c: Regenerated.
* generated/parity_l1.c: Regenerated.
* generated/parity_l16.c: Regenerated.
* generated/parity_l2.c: Regenerated.
* generated/parity_l4.c: Regenerated.
* generated/parity_l8.c: Regenerated.
* generated/misc_specifics.F90: Regenerated (comment change).
* generated/_abs_c10.F90: Regenerated (comment change).
* generated/_abs_c16.F90: Regenerated (comment change).
* generated/_abs_c4.F90: Regenerated (comment change).
* generated/_abs_c8.F90: Regenerated (comment change).
* generated/_abs_i16.F90: Regenerated (comment change).
* generated/_abs_i4.F90: Regenerated (comment change).
* generated/_abs_i8.F90: Regenerated (comment change).
* generated/_abs_r10.F90: Regenerated (comment change).
* generated/_abs_r16.F90: Regenerated (comment change).
* generated/_abs_r4.F90: Regenerated (comment change).
* generated/_abs_r8.F90: Regenerated (comment change).
* generated/_acosh_r10.F90: Regenerated (comment change).
* generated/_acosh_r16.F90: Regenerated (comment change).
* generated/_acosh_r4.F90: Regenerated (comment change).
* generated/_acosh_r8.F90: Regenerated (comment change).
* generated/_acos_r10.F90: Regenerated (comment change).
* generated/_acos_r16.F90: Regenerated (comment change).
* generated/_acos_r4.F90: Regenerated (comment change).
* generated/_acos_r8.F90: Regenerated (comment change).
* generated/_aimag_c10.F90: Regenerated (comment change).
* generated/_aimag_c16.F90: Regenerated (comment change).
* generated/_aimag_c4.F90: Regenerated (comment change).
* generated/_aimag_c8.F90: Regenerated (comment change).
* generated/_aint_r10.F90: Regenerated (comment change).
* generated/_aint_r16.F90: Regenerated (comment change).
* generated/_aint_r4.F90: Regenerated (comment change).
* generated/_aint_r8.F90: Regenerated (comment change).
* generated/_anint_r10.F90: Regenerated (comment change).
* generated/_anint_r16.F90: Regenerated (comment change).
* generated/_anint_r4.F90: Regenerated (comment change).
* generated/_anint_r8.F90: Regenerated (comment change).
* generated/_asinh_r10.F90: Regenerated (comment change).
* generated/_asinh_r16.F90: Regenerated (comment change).
* generated/_asinh_r4.F90: Regenerated (comment change).
* generated/_asinh_r8.F90: Regenerated (comment change).
* generated/_asin_r10.F90: Regenerated (comment change).
* generated/_asin_r16.F90: Regenerated (comment change).
* generated/_asin_r4.F90: Regenerated (comment change).
* generated/_asin_r8.F90: Regenerated (comment change).
* generated/_atan2_r10.F90: Regenerated (comment change).
* generated/_atan2_r16.F90: Regenerated (comment change).
* generated/_atan2_r4.F90: Regenerated (comment change).
* generated/_atan2_r8.F90: Regenerated (comment change).
* generated/_atanh_r10.F90: Regenerated (comment change).
* generated/_atanh_r16.F90: Regenerated (comment change).
* generated/_atanh_r4.F90: Regenerated (comment change).
* generated/_atanh_r8.F90: Regenerated (comment change).
* generated/_atan_r10.F90: Regenerated (comment change).
* generated/_atan_r16.F90: Regenerated (comment change).
* generated/_atan_r4.F90: Regenerated (comment change).
* generated/_atan_r8.F90: Regenerated (comment change).
* generated/_conjg_c10.F90: Regenerated (comment change).
* generated/_conjg_c16.F90: Regenerated (comment change).
* generated/_conjg_c4.F90: Regenerated (comment change).
* generated/_conjg_c8.F90: Regenerated (comment change).
* generated/_cosh_r10.F90: Regenerated (comment change).
* generated/_cosh_r16.F90: Regenerated (comment change).
* generated/_cosh_r4.F90: Regenerated (comment change).
* generated/_cosh_r8.F90: Regenerated (comment change).
* generated/_cos_c10.F90: Regenerated (comment change).
* generated/_cos_c16.F90: Regenerated (comment change).
* generated/_cos_c4.F90: Regenerated (comment change).
* generated/_cos_c8.F90: Regenerated (comment change).
* generated/_cos_r10.F90: Regenerated (comment change).
* generated/_cos_r16.F90: Regenerated (comment change).
* generated/_cos_r4.F90: Regenerated (comment change).
* generated/_cos_r8.F90: Regenerated (comment change).
* generated/_dim_i16.F90: Regenerated (comment change).
* generated/_dim_i4.F90: Regenerated (comment change).
* generated/_dim_i8.F90: Regenerated (comment change).
* generated/_dim_r10.F90: Regenerated (comment change).
* generated/_dim_r16.F90: Regenerated (comment change).
* generated/_dim_r4.F90: Regenerated (comment change).
* generated/_dim_r8.F90: Regenerated (comment change).
* generated/_exp_c10.F90: Regenerated (comment change).
* generated/_exp_c16.F90: Regenerated (comment change).
* generated/_exp_c4.F90: Regenerated (comment change).
* generated/_exp_c8.F90: Regenerated (comment change).
* generated/_exp_r10.F90: Regenerated (comment change).
* generated/_exp_r16.F90: Regenerated (comment change).
* generated/_exp_r4.F90: Regenerated (comment change).
* generated/_exp_r8.F90: Regenerated (comment change).
* generated/_log10_r10.F90: Regenerated (comment change).
* generated/_log10_r16.F90: Regenerated (comment change).
* generated/_log10_r4.F90: Regenerated (comment change).
* generated/_log10_r8.F90: Regenerated (comment change).
* generated/_log_c10.F90: Regenerated (comment change).
* generated/_log_c16.F90: Regenerated (comment change).
* generated/_log_c4.F90: Regenerated (comment change).
* generated/_log_c8.F90: Regenerated (comment change).
* generated/_log_r10.F90: Regenerated (comment change).
* generated/_log_r16.F90: Regenerated (comment change).
* generated/_log_r4.F90: Regenerated (comment change).
* generated/_log_r8.F90: Regenerated (comment change).
* generated/_mod_i16.F90: Regenerated (comment change).
* generated/_mod_i4.F90: Regenerated (comment change).
* generated/_mod_i8.F90: Regenerated (comment change).
* generated/_mod_r10.F90: Regenerated (comment change).
* generated/_mod_r16.F90: Regenerated (comment change).
* generated/_mod_r4.F90: Regenerated (comment change).
* generated/_mod_r8.F90: Regenerated (comment change).
* generated/_sign_i16.F90: Regenerated (comment change).
* generated/_sign_i4.F90: Regenerated (comment change).
* generated/_sign_i8.F90: Regenerated (comment change).
* generated/_sign_r10.F90: Regenerated (comment change).
* generated/_sign_r16.F90: Regenerated (comment change).
* generated/_sign_r4.F90: Regenerated (comment change).
* generated/_sign_r8.F90: Regenerated (comment change).
* generated/_sinh_r10.F90: Regenerated (comment change).
* generated/_sinh_r16.F90: Regenerated (comment change).
* generated/_sinh_r4.F90: Regenerated (comment change).
* generated/_sinh_r8.F90: Regenerated (comment change).
* generated/_sin_c10.F90: Regenerated (comment change).
* generated/_sin_c16.F90: Regenerated (comment change).
* generated/_sin_c4.F90: Regenerated (comment change).
* generated/_sin_c8.F90: Regenerated (comment change).
* generated/_sin_r10.F90: Regenerated (comment change).
* generated/_sin_r16.F90: Regenerated (comment change).
* generated/_sin_r4.F90: Regenerated (comment change).
* generated/_sin_r8.F90: Regenerated (comment change).
* generated/_sqrt_c10.F90: Regenerated (comment change).
* generated/_sqrt_c16.F90: Regenerated (comment change).
* generated/_sqrt_c4.F90: Regenerated (comment change).
* generated/_sqrt_c8.F90: Regenerated (comment change).
* generated/_sqrt_r10.F90: Regenerated (comment change).
* generated/_sqrt_r16.F90: Regenerated (comment change).
* generated/_sqrt_r4.F90: Regenerated (comment change).
* generated/_sqrt_r8.F90: Regenerated (comment change).
* generated/_tanh_r10.F90: Regenerated (comment change).
* generated/_tanh_r16.F90: Regenerated (comment change).
* generated/_tanh_r4.F90: Regenerated (comment change).
* generated/_tanh_r8.F90: Regenerated (comment change).
* generated/_tan_r10.F90: Regenerated (comment change).
* generated/_tan_r16.F90: Regenerated (comment change).
* generated/_tan_r4.F90: Regenerated (comment change).
* generated/_tan_r8.F90: Regenerated (comment change).

From-SVN: r178140

Daily bump.

From-SVN: r178139

rtl.texi (simple_return): Document.

* doc/rtl.texi (simple_return): Document.
(parallel, PATTERN): Here too.
* doc/md.texi (return): Mention it's allowed to expand to simple_return
in some cases.
(simple_return): Document standard pattern.
* gengenrtl.c (special_rtx): SIMPLE_RETURN is special.
* final.c (final_scan_insn): Use ANY_RETURN_P on body.
* reorg.c (function_return_label, function_simple_return_label):
New static variables, replacing...
(end_of_function_label): ... this.
(simplejump_or_return_p): New static function.
(optimize_skip, steal_delay_list_from_fallthrough,
fill_slots_from_thread): Use it.
(relax_delay_slots): Likewise.  Use ANY_RETURN_P on body.
(rare_destination, follow_jumps): Use ANY_RETURN_P on body.
(find_end_label): Take a new arg which is one of the two return
rtxs.  Depending on which, set either function_return_label or
function_simple_return_label.  All callers changed.
(make_return_insns): Make both kinds.
(dbr_schedule): Adjust for two kinds of end labels.
* function.c (emit_return_into_block): Set JUMP_LABEL properly.
* genemit.c (gen_exp): Handle SIMPLE_RETURN.
(gen_expand, gen_split): Use ANY_RETURN_P.
* df-scan.c (df_uses_record): Handle SIMPLE_RETURN.
* rtl.def (SIMPLE_RETURN): New code.
* ifcvt.c (find_if_case_1): Be more careful about
redirecting jumps to the EXIT_BLOCK.
* jump.c (condjump_p, condjump_in_parallel_p, any_condjump_p,
returnjump_p_1): Handle SIMPLE_RETURNs.
* print-rtl.c (print_rtx): Likewise.
* rtl.c (copy_rtx): Likewise.
* bt-load.c (compute_defs_uses_and_gen): Use ANY_RETURN_P.
* combine.c (simplify_set): Likewise.
* resource.c (find_dead_or_set_registers, mark_set_resources):
Likewise.
* emit-rtl.c (verify_rtx_sharing, classify_insn, copy_insn_1,
copy_rtx_if_shared_1, mark_used_flags): Handle SIMPLE_RETURNs.
(init_emit_regs): Initialize simple_return_rtx.
* cfglayout.c (fixup_reorder_chain): Pass a JUMP_LABEL to
force_nonfallthru_and_redirect.
* rtl.h (ANY_RETURN_P): Allow SIMPLE_RETURN.
(GR_SIMPLE_RETURN): New enum value.
(simple_return_rtx): New macro.
* basic-block.h (force_nonfallthru_and_redirect): Adjust
declaration.
* cfgrtl.c (force_nonfallthru_and_redirect): Take a new jump_label
argument.  All callers changed.  Be careful about what kinds of
returnjumps to generate.
* config/i386/3i86.c (ix86_pad_returns, ix86_count_insn_bb,
ix86_pad_short_function): Likewise.
* config/arm/arm.c (arm_final_prescan_insn): Handle both kinds
of return.
* config/mips/mips.md (any_return): New code_iterator.
(optab): Add cases for return and simple_return.
(return): Expand to a simple_return.
(simple_return): New pattern.
(*<optab>, *<optab>_internal for any_return): New patterns.
(return_internal): Remove.
* config/mips/mips.c (mips_expand_epilogue): Make the last insn
a simple_return_internal.

From-SVN: r178135

sse.md (*absneg<mode>2): Fix split condition.

* config/i386/sse.md (*absneg<mode>2): Fix split condition.
(vec_extract_lo_<mode>): Prevent both operands in memory.
(vec_extract_lo_v16hi): Ditto.
(*vec_extract_v4sf_mem): Add TARGET_SSE insn constraint.

* config/i386/sse.md (mulv16qi3): Attach REG_EQUAL note.
(*sse2_mulv4si3): Ditto.
(mulv2di3): Ditto.
* config/i386/i386.c (legitimize_tls_address): Change REG_EQIV
notes to REG_EQUAL.

From-SVN: r178132

re PR target/50202 (ICE: in final_scan_insn, at final.c:2709 (could not split insn) with __builtin_ia32_pcmpistri128)

PR target/50202
* config/i386/sse.md (sse4_2_pcmpestr): Emit NOTE_INSN_DELETED note
when all outputs are unused.
(sse4_2_pcmpestr): Ditto.

testsuite/ChangeLog:

PR target/50202
* gcc.target/i386/pr50202.c: New test.

From-SVN: r178130

Daily bump.

From-SVN: r178129

i386.c (ix86_build_const_vector): Rewrite using loop with RTVEC_ELT accessor.

* config/i386/i386.c (ix86_build_const_vector): Rewrite using loop
with RTVEC_ELT accessor.

From-SVN: r178124

i386.md (round<mode>2): New expander.

* config/i386/i386.md (round<mode>2): New expander.
* config/i386/i386.c (enum ix86_builtins): Add
IX86_BUILTIN_ROUND{PS,PD}_AZ{,256}.
(struct builtin_description): Add __builtin_ia32_round{ps,pd}_az{,256}
descriptions.
(ix86_builtin_vectorized_function): Handle BUILT_IN_ROUND{,F} builtins.

testsuite/ChangeLog:

* gcc.target/i386/sse_4_1-round-vec.c: New test.
* gcc.target/i386/sse_4_1-roundf-vec.c: New test.
* gcc.target/i386/avx-round-vec.c: New test.
* gcc.target/i386/avx-roundf-vec.c: New test.

From-SVN: r178123

re PR middle-end/50083 (All 32-bit fortran tests fail on 32-bit Solaris)

PR middle-end/50083
* convert.c (convert_to_integer) <BUIT_IN_ROUND{,F,L}>: Convert
only when TARGET_C99_FUNCTIONS.
<BUILT_IN_NEARBYINT{,F,L}>: Ditto.
<BUILT_IN_RINT{,F,L}>: Ditto.

From-SVN: r178119

re PR lto/50165 (Huge build time regression (Firefox lto build))

PR lto/50165
* lto-streamer-in.c (canon_file_name): Initialize new_slot->len;
don't call strlen twice, use memcpy.

Co-Authored-By: Jakub Jelinek <jakub@redhat.com>
From-SVN: r178118

Add <lzcntintrin.h>, <bmiintrin.h> and <bmi2intrin.h> to <immintrin.h>.

2011-08-26  H.J. Lu  <hongjiu.lu@intel.com>

* config/i386/bmi2intrin.h: Allow in <immintrin.h>.
* config/i386/bmiintrin.h: Likewise.
* config/i386/lzcntintrin.h: Likewise.

* config/i386/immintrin.h: Include <lzcntintrin.h>,
<bmiintrin.h> and <bmi2intrin.h>.

From-SVN: r178117

Disable .init_array/.fini_array support on Solaris (PR target/50166)

PR target/50166
* acinclude.m4 (gcc_AC_INITFINI_ARRAY): Check count in main.
* configure: Regenerate.

From-SVN: r178116

trans-decl.c (get_proc_pointer_decl): Set DECL_TLS_MODEL if threadprivate.

* trans-decl.c (get_proc_pointer_decl): Set DECL_TLS_MODEL
if threadprivate.
* symbol.c (check_conflict): Allow threadprivate attribute with
FL_PROCEDURE if proc_pointer.

* testsuite/libgomp.fortran/threadprivate4.f90: New test.

From-SVN: r178114

cmpxchg16b-1.c: Match also space after the instruction.

* gcc.target/i386/cmpxchg16b-1.c: Match also space after the
instruction.

From-SVN: r178113

re PR c/50179 (wrong "set but not used" warning)

PR c/50179
* c-typeck.c (c_process_expr_stmt): Skip over nops and
call mark_exp_read even if exprv is ADDR_EXPR.

* c-c++-common/Wunused-var-14.c: New test.

From-SVN: r178110

df-problems.c (df_note_bb_compute): Pass uses rather than defs to df_set_dead_notes_for_mw.

gcc/
* df-problems.c (df_note_bb_compute): Pass uses rather than defs
to df_set_dead_notes_for_mw.

From-SVN: r178109

varasm.c (decode_addr_const): Handle MEM_REF[&X, OFF].

2011-08-26  Richard Guenther  <rguenther@suse.de>

* varasm.c (decode_addr_const): Handle MEM_REF[&X, OFF].

From-SVN: r178107

ivopts-lt.c: New test.

2011-08-26  Tom de Vries  <tom@codesourcery.com>

* gcc.dg/tree-ssa/ivopts-lt.c: New test.

From-SVN: r178105

tree-ssa-loop-ivopts.c (struct cost_pair): Add comp field.

2011-08-26  Zdenek Dvorak  <ook@ucw.cz>
    Tom de Vries  <tom@codesourcery.com>

* tree-ssa-loop-ivopts.c (struct cost_pair): Add comp field.
(struct ivopts_data): Add loop_single_exit_p field.
(niter_for_exit): Change parameter desc_p into return value.  Return
desc if desc->may_be_zero.  Free desc if unused.
(niter_for_single_dom_exit): Change return type.
(find_induction_variables): Handle changed return type of
niter_for_single_dom_exit.  Dump may_be_zero.
(add_candidate_1): Keep original base and step type for IP_ORIGINAL.
(set_use_iv_cost): Add and handle comp parameter.
(determine_use_iv_cost_generic, determine_use_iv_cost_address): Add
comp argument to set_use_iv_cost.
(strip_wrap_conserving_type_conversions, expr_equal_p)
(difference_cannot_overflow_p, iv_elimination_compare_lt): New function.
(may_eliminate_iv): Add comp parameter.  Handle new return type of
niter_for_exit.  Use loop_single_exit_p.  Use iv_elimination_compare_lt.
(determine_use_iv_cost_condition): Add comp argument to set_use_iv_cost
and may_eliminate_iv.
(rewrite_use_compare): Move call to iv_elimination_compare to ...
(may_eliminate_iv): Here.
(tree_ssa_iv_optimize_loop): Initialize loop_single_exit_p.

Co-Authored-By: Tom de Vries <tom@codesourcery.com>
From-SVN: r178104

tree-pretty-print (dump_generic_node): Test for NULL_TREE before accessing TREE_TYPE.

2011-08-26  Tom de Vries  <tom@codesourcery.com>

* tree-pretty-print (dump_generic_node): Test for NULL_TREE before
accessing TREE_TYPE.

From-SVN: r178103

Commit for Jiangning.

Add conditional compare support for Thumb2.

From-SVN: r178102

* rtlanal.c (nonzero_bits1): Handle CLRSB.

From-SVN: r178101

expr.c (string_constant): Handle &MEM_REF.

2011-08-26  Richard Guenther  <rguenther@suse.de>

* expr.c (string_constant): Handle &MEM_REF.

From-SVN: r178100

arm.c (struct four_ints): New type.

2011-08-26  Andrew Stubbs  <ams@codesourcery.com>

gcc/
* config/arm/arm.c (struct four_ints): New type.
(count_insns_for_constant): Delete function.
(find_best_start): Delete function.
(optimal_immediate_sequence): New function.
(optimal_immediate_sequence_1): New function.
(arm_gen_constant): Move constant splitting code to
optimal_immediate_sequence.
Rewrite constant negation/invertion code.

gcc/testsuite/
* gcc.target/arm/thumb2-replicated-constant1.c: New file.
* gcc.target/arm/thumb2-replicated-constant2.c: New file.
* gcc.target/arm/thumb2-replicated-constant3.c: New file.
* gcc.target/arm/thumb2-replicated-constant4.c: New file.

2011-08-26  Andrew Stubbs  <ams@codesourcery.com>

gcc/
* config/arm/arm-protos.h (const_ok_for_op): Add prototype.
* config/arm/arm.c (const_ok_for_op): Add support for addw/subw.
Remove prototype. Remove static function type.
* config/arm/arm.md (*arm_addsi3): Add addw/subw support.
Add arch attribute.
* config/arm/constraints.md (Pj, PJ): New constraints.

From-SVN: r178099

Fix scheduling descriptions for smull, smmul and friends on Cortex-A9.

From-SVN: r178098

Daily bump.

From-SVN: r178095

Change Bound_method_expression to refer to a constant method.

From-SVN: r178091

* config/i386/i386.md: Do not explicitly set default isa attribute.

From-SVN: r178088

re PR fortran/50050 (Internal compiler error free_expr0 at expr.c:3709 via gfc_done_2)

2011-08-25  Mikael Morin  <mikael.morin@gcc.gnu.org>

PR fortran/50050
* expr.c (gfc_free_shape): Do nothing if shape is NULL.
(free_expr0): Remove redundant NULL shape check.
* resolve.c (check_host_association): Ditto.
* trans-expr.c (gfc_trans_subarray_assign): Assert that shape is
non-NULL.
* trans-io.c (transfer_array_component): Ditto.

2011-08-25  Mikael Morin  <mikael.morin@gcc.gnu.org>

PR fortran/50050
* gfortran.dg/pointer_comp_init_1.f90: New test.

From-SVN: r178086

re PR debug/50132 (ICE: in maybe_record_trace_start, at dwarf2cfi.c:2234 with -fno-asynchronous-unwind-tables and long double)

PR 50132
PR 49864
        * cfgcleanup.c (old_insns_match_p): Don't allow cross-jump for
        non-constant stack adjutment.
        * expr.c (find_args_size_adjust): Break out from ...
        (fixup_args_size_notes): ... here.
        * rtl.h (find_args_size_adjust): Declare.

From-SVN: r178084

* call.c (convert_like_real): Remove redundant complain checks.

From-SVN: r178082

re PR c++/50157 ([C++0x] Non-silent SFINAE in new expression with explicit conversion)

PR c++/50157
* call.c (convert_like_real): Exit early if bad and !tf_error.

From-SVN: r178081

i386.md (isa): Add sse2, sse2_noavx, sse3, sse4 and sse4_noavx.

* config/i386/i386.md (isa): Add sse2, sse2_noavx, sse3,
sse4 and sse4_noavx.
(enabled): Handle sse2, sse2_noavx, sse3, sse4 and sse4_noavx.
(*pushdf_rex64): Change Y2 register constraint to x.
(*movdf_internal_rex64): Ditto.
(*zero_extendsidi2_rex64): Ditto.
(*movdi_internal): Change Y2 register constraint to x
and update "isa" attribute.
(*pushdf): Ditto.
(*movdf internal): Ditto.
(zero_extendsidi2_1): Ditto.
(*truncdfdf_mixed): Ditto.
(*truncxfdf2_mixed): Ditto.
* config/i386/mmx.md (*mov<mode>_internal_rex64): Change Y2
register constraint to x.
(*movv2sf_internal_rex64): Ditto.
(*mov<mode>_internal): Change Y2 register constraint to x
and add "isa" attribute.
(*movv2sf_internal): Ditto.
(*vec_extractv2si_1): Ditto.
* config/i386/sse.md ("vec_set<mode>_0): Change Y2 and Y4 register
constraints to x and update "isa" attribute.
(*vec_interleave_highv2df): Change Y3 registerconstraint
to x and update "isa" attribute.
(*vec_interleave_lowv2df): Ditto.
(*vec_concatv2df): Change Y2 register constraint to x and
update "isa" attribute.
(sse2_loadld): Ditto.
(*vec_extractv2di_1): Ditto.
(*vec_dupv4si): Ditto.
(*vec_dupv2di): Ditto.
(*vec_concatv4si): Ditto.
(vec_concatv2di): Ditto.
* config/i386/constraints.md (Y2): Remove.
(Y3): Ditto.
(Y4): Ditto.

From-SVN: r178073

trans-array.c (gfc_conv_descriptor_token): Add assert.

2011-08-25  Tobias Burnus  <burnus@net-b.de>

        * trans-array.c (gfc_conv_descriptor_token): Add assert.
        * trans-decl.c (gfc_build_qualified_array,
        create_function_arglist): Handle assumed-shape arrays.
        * trans-expr.c (gfc_conv_procedure_call): Ditto.
        * trans-types.c (gfc_get_array_descriptor_base): Ditto, don't
        add "caf_token" to assumed-shape descriptors, new akind argument.
        (gfc_get_array_type_bounds): Pass akind.
        * trans.h (lang_decl): New elements caf_offset and token.
        (GFC_DECL_TOKEN, GFC_DECL_CAF_OFFSET): New macros.

2011-08-25  Tobias Burnus  <burnus@net-b.de>

        * gfortran.dg/coarray_lib_token_4.f90: New.

From-SVN: r178069

trans-array.c (structure_alloc_comps): Fix for allocatable scalar coarray components.

2011-08-25  Tobias Burnus  <burnus@net-b.de>

        * trans-array.c (structure_alloc_comps): Fix for allocatable
        scalar coarray components.
        * trans-expr.c (gfc_conv_component_ref): Ditto.
        * trans-type.c (gfc_get_derived_type): Ditto.

2011-08-25  Tobias Burnus  <burnus@net-b.de>

        * gfortran.dg/coarray/alloc_comp_1.f90: New.

From-SVN: r178068