From-SVN: r200777

	PR rtl-optimization/57786
	* combine.c (distribute_notes) <case REG_DEAD>: Change all_used to bool
	and break out of the loop when it is set to false.

From-SVN: r200776

	PR target/57819
	* simplify-rtx.c (simplify_unary_operation_1) <case ZERO_EXTEND>:
	Simplify (zero_extend:SI (subreg:QI (and:SI (reg:SI)
	(const_int 63)) 0)).
	* combine.c (make_extraction): Create ZERO_EXTEND or SIGN_EXTEND
	using simplify_gen_unary instead of gen_rtx_*_EXTEND.
	* config/i386/i386.md (*jcc_bt<mode>_1): New define_insn_and_split.

	* gcc.target/i386/pr57819.c: New test.

From-SVN: r200775

2013-07-08  Hristian Kirtchev  <kirtchev@adacore.com>

	* einfo.adb (Get_Pragma): Handle the retrieval of delayed
	pragmas stored in N_Contract nodes.
	* einfo.ads (Get_Pragma): Update the comment on usage.
	* sem_prag.adb (Check_Precondition_Postcondition): Retain a copy
	of the pragma when it applies to a body that acts as a spec. The
	copy is preanalyzed and chained on the contract of the body.

From-SVN: r200774

2013-07-08  Robert Dewar  <dewar@adacore.com>

	* rtsfind.adb: Minor comment fix.

2013-07-08  Hristian Kirtchev  <kirtchev@adacore.com>

	* sem_ch4.adb (Check_Ghost_Subprogram_Call): Do not check the placement
	of a Ghost function call when the enclosing context is being
	preanalyzed.

2013-07-08  Ed Schonberg  <schonberg@adacore.com>

	* exp_ch6.adb (Expand_Inlined_Call, Process_Formals): If the
	expression in a return statement is a numeric literal, qualify
	it with the return type for proper resolution.

From-SVN: r200772

2013-07-08  Robert Dewar  <dewar@adacore.com>

	* sem.ads: Minor comment updates.
	* s-restri.ads, exp_ch6.adb, lib-load.ads, exp_ch3.adb, sem_ch10.adb:
	Minor reformatting.

2013-07-08  Robert Dewar  <dewar@adacore.com>

	* exp_attr.adb (Expand_N_Attribute_Reference): Add dummy entry
	for Restriction_Set.
	* gnat_rm.texi: Add missing menu entry for Attribute Ref Add
	documentation for attribute Restriction_Set.
	* lib-writ.adb (Write_With_Lines): Generate special W lines
	for Restriction_Set.
	* lib-writ.ads: Document special use of W lines for
	Restriction_Set.
	* lib.ads (Restriction_Set_Dependences): New table.
	* par-ch4.adb (Is_Parameterless_Attribute): Add Loop_Entry to
	list (Scan_Name_Extension_Apostrophe): Remove kludge test for
	Loop_Entry (Scan_Name_Extension_Apostrophe): Handle No_Dependence
	for Restricton_Set.
	* restrict.adb (Check_SPARK_Restriction): Put in Alfa order
	(OK_No_Dependence_Unit_Name): New function.
	* restrict.ads (OK_No_Dependence_Unit_Name): New function.
	* rtsfind.adb: Minor reformatting Minor code reorganization.
	* sem_attr.adb (Analyze_Attribute): Add processing for
	Restriction_Set.
	* sem_prag.adb (Process_Restrictions_Or_Restriction_Warnings):
	Remove Check_Unit_Name and use new function
	OK_No_Dependence_Unit_Name instead.
	* sinfo.ads: Minor comment updates.
	* snames.ads-tmpl: Add entry for Restriction_Set attribute.

2013-07-08  Hristian Kirtchev  <kirtchev@adacore.com>

	* exp_ch4.adb (Apply_Accessibility_Check): Remove local constant
	Pool_Id and local variable Free_Stmt. Do not deallocate the faulty
	object as "free" is not available on all targets/profiles.

2013-07-08  Robert Dewar  <dewar@adacore.com>

	* sem_ch13.adb (Analyze_Aspect_Specifications): Handle
	Storage_Size aspect for task type in case discriminant is
	referenced.
	(Analyze_Attribute_Definition_Clause): Do not flag Storage_Size
	attribute definition clause as obsolescent if from aspect.

From-SVN: r200771

2013-07-08  Robert Dewar  <dewar@adacore.com>

	* gnat_rm.texi: Add documentation for Img returning a function.
	* par-prag.adb: Minor reformatting.
	* restrict.adb: Minor reformatting and code reorganization.

2013-07-08  Ed Schonberg  <schonberg@adacore.com>

	* sem_res.adb: add guard to ASIS transform.

From-SVN: r200769

	PR rtl-optimization/57829
	* simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
	mask bits outside of mode are just sign-extension from mode to HWI.

	* gcc.c-torture/execute/pr57829.c: New test.

From-SVN: r200768

2013-07-08  Ed Schonberg  <schonberg@adacore.com>

	* exp_ch9.adb (Expand_N_Asynchronous_Select): If the trigger
	of the asynchronous select is a dispatching call, transform the
	abortable part into a procedure, to avoid duplication of local
	loop variables that may appear within.

2013-07-08  Vincent Celier  <celier@adacore.com>

	* projects.texi: Update the documentation of suffixes in package
	Naming.

2013-07-08  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch6.adb (Conforming_Types): Anonymous_access_to_subprograsm
	types are type conformant if the designated type of one is
	protected and the other is not. Convention only matters when
	checking subtype conformance.

2013-07-08  Ed Schonberg  <schonberg@adacore.com>

	* sem_res.adb (Make_Call_Into_Operator): In ASIS mode, propagate
	back the fully resolved operands to the original function call
	so that all semantic information remains available to ASIS.

From-SVN: r200767

2013-07-08  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch4.adb: minor reformatting (remove obsolete comment).
	* sem_ch9.adb: improve error message on illegal trigger.

2013-07-08  Robert Dewar  <dewar@adacore.com>

	* sem_prag.adb: Minor reformatting.

From-SVN: r200766

2013-07-08  Robert Dewar  <dewar@adacore.com>

	* gnatcmd.adb: Minor reformatting.

2013-07-08  Robert Dewar  <dewar@adacore.com>

	* targparm.adb (Get_Target_Parameters): Recognize pragma
	Partition_Elaboration_Policy.

2013-07-08  Robert Dewar  <dewar@adacore.com>

	* gnat_ugn.texi: Minor update to mention partition elaboration policy.

2013-07-08  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch4.adb (Comple_Object_Operation): Revert previous change.
	(Analyze_Indexed_Component_Form): In ASIS mode, if node has been
	transformed but not rewritten as a function call (as is the case
	in a generic), analyze it as such.

2013-07-08  Thomas Quinot  <quinot@adacore.com>

	* gnat_rm.texi: Minor rewording: add missing word "operators"
	in documentation for restriction No_Direct_Boolean_Operator.

2013-07-08  Robert Dewar  <dewar@adacore.com>

	* errout.adb (Set_Msg_Txt): No longer sets Is_Style_Msg,
	Is_Warning_Msg, or Is_Unconditional_Msg (all are set elsewhere
	now).
	* errout.ads: Insertions ! and !! no longer have to be at the
	end of the message, they can be anywhere in the message.
	* erroutc.adb (Test_Style_Warning_Serious_Unconditional_Msg):
	Replaces Test_Style_Warning_Serious_Msg
	* erroutc.ads (Has_Double_Exclam): New flag New comments for
	existing flags (Test_Style_Warning_Serious_Unconditional_Msg):
	Replaces Test_Style_Warning_Serious_Msg
	* errutil.adb (Test_Style_Warning_Serious_Unconditional_Msg):
	Replaces Test_Style_Warning_Serious_Msg

From-SVN: r200765

2013-07-08  Robert Dewar  <dewar@adacore.com>

	* par-prag.adb (Process_Restrictions_Or_Restriction_Warnings):
	Recognize SPARK_05 as synonym for SPARK in restrictions pragma.
	* restrict.ads, restrict.adb (SPARK_Hides): Table moved to body, only
	referenced there.
	* scng.adb, sem_ch3.adb, sem_ch4.adb, sem_ch5.adb, sem_ch8.adb,
	sem_res.adb, sem_util.adb: Use restriction SPARK_05 instead of SPARK.
	* snames.ads-tmpl (Name_No_Obsolescent_Features): New entry.

2013-07-08  Vincent Celier  <celier@adacore.com>

	* gnatcmd.adb (Check_Files): Use a response file for gnatls
	when possible.

From-SVN: r200764

2013-07-08  Gary Dismukes  <dismukes@adacore.com>

	* freeze.adb: Minor typo fixes.

2013-07-08  Robert Dewar  <dewar@adacore.com>

	* gnat_rm.texi: Document SPARK_05 (replaces SPARK) Document
	obsolete recognition of SPARK Document all other obsolete synonyms
	for old restrictions.
	* restrict.adb (Check_SPARK_Restriction): SPARK_05 replaces
	SPARK (Process_Restriction_Synonyms): Handle SPARK as synonym
	for SPARK_05.
	* restrict.ads: Restriction SPARK_05 replaces SPARK.
	* s-rident.ads: Replace restriction SPARK by SPARK_05 Add SPARK
	as synonym for SPARK_05.
	* sem_prag.adb: Minor reformatting.
	* snames.ads-tmpl: Add entries for Name_SPARK and Name_SPARK_05.

From-SVN: r200763

2013-07-08  Robert Dewar  <dewar@adacore.com>

	* sem_dim.adb: Minor error message change.
	* freeze.adb (Freeze_Entity, array type case): Extend handling
	of Implicit_Packing to handle multi-dimensional array case.
	* gnat_rm.texi: Update doc on Implicit_Packing.

From-SVN: r200762

2013-07-08  Robert Dewar  <dewar@adacore.com>

	* exp_ch4.adb: Minor reformatting.

2013-07-08  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch4.adb (Complete_Object_Operation): In ASIS mode, if
	the parent node is a selected component and the analysis as a
	call is successful, set the type of the selector in the parent
	node for subsequent checks, because the rewriting of the node
	does not take place during pre-analysis.

From-SVN: r200761

 2013-07-08  Robert Dewar  <dewar@adacore.com>

	* sem_ch8.adb, exp_ch3.adb: Minor reformatting.

2013-07-08  Hristian Kirtchev  <kirtchev@adacore.com>

	* exp_ch4.adb (Expand_N_Op_Eq): When comparing two
	Bounded_Strings, use the predefined equality function of the
	root Super_String type.

From-SVN: r200760

2013-07-08  Hristian Kirtchev  <kirtchev@adacore.com>

	* exp_ch4.adb (Create_Alternative): Removed.
	(Expand_N_If_Expression): Remove constant
	In_Case_Or_If_Expression. Add local variable
	Ptr_Typ. Inspect the "then" and "else" action lists
	for transient controlled objects and generate code to
	finalize them.	(Is_Controlled_Function_Call): Removed.
	(Process_Action): Update the comment on usage. Update the call
	to Process_Transient_Object. There is no need to continue the
	traversal of the object itself.
	(Process_Actions): New routine.
	(Process_Transient_Object): Moved to the top level of Exp_Ch4. Add
	a new formal and update the related comment on usage.
	* exp_util.adb (Within_Case_Or_If_Expression): Start the search
	from the parent of the node.

2013-07-08  Robert Dewar  <dewar@adacore.com>

	* a-cusyqu.ads, a-cbprqu.ads, s-interr.ads, a-cuprqu.ads,
	a-cbsyqu.ads: Minor reformatting (proper formatting of overriding).

From-SVN: r200759

2013-07-08  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch8.adb (Attribute_Renaming): Treat 'Img as an attribute
	that can be renamed as a function.

2013-07-08  Thomas Quinot  <quinot@adacore.com>

	* g-socket.ads: Document target dependency: FIONBIO may or may not
	be inherited from listening socket by accepted socket.

2013-07-08  Hristian Kirtchev  <kirtchev@adacore.com>

	* exp_ch4.adb (Apply_Accessibility_Check): Do not deallocate the object
	on targets that can't deallocate.

From-SVN: r200758

2013-07-08  Hristian Kirtchev  <kirtchev@adacore.com>

	* exp_ch3.adb (Freeze_Type): Generate a
	subpools-related accessibility check only on profiles that
	include the corresponding library unit.

2013-07-08  Gary Dismukes  <dismukes@adacore.com>

	* sem_ch8.adb: Minor typo fixes.

From-SVN: r200757

2013-07-08  Javier Miranda  <miranda@adacore.com>

	* sem_ch8.adb (Save_Scope_Stack): Adding documentation.
	(Restore_Scope_Stack): Remove the elements of the list when the
	visibility of each entity is restored.

2013-07-08  Robert Dewar  <dewar@adacore.com>

	* exp_ch9.adb, sem.ads, sem_util.adb: Minor reformatting.

From-SVN: r200756

2013-07-08  Robert Dewar  <dewar@adacore.com>

	* sem_ch8.adb, sem_ch8.ads: Minor reformatting.

From-SVN: r200755

2013-07-08  Gary Dismukes  <dismukes@adacore.com>

	* gnat_rm.texi: Minor reformatting and rewording for consistency.

2013-07-08  Bob Duff  <duff@adacore.com>

	* exp_ch3.adb (Build_Master): If Desig_Type is an incomplete
	view coming from a limited-with'ed package, use the nonlimited
	view in case it has tasks.

2013-07-08  Javier Miranda  <miranda@adacore.com>

	* sem_ch8.ad[sb] (Save_Scope_Stack): Modified to return the list
	of entities which have been temporarily removed from immediate
	visibility.
	(Restore_Scope_Stack): Modified to receive an
	additional parameter with the list of entities whose immediate
	visibility must be restored.
	* sem.adb (Do_Analyze): Use new version of
	Save_Scope_Stack/Restore_Scope_Stack
	* sem_ch12.adb (Inline_Instance_Body): Use new version of
	Save_Scope_Stack and Restore_Scope_Stack

From-SVN: r200754

2013-07-08  Hristian Kirtchev  <kirtchev@adacore.com>

	* sem_prag.adb (Analyze_Pragma): Remove
	variable Unit_Prag. Remove the check on duplicate mode for the
	configuration form of the pragma.
	(Redefinition_Error): Removed.

2013-07-08  Robert Dewar  <dewar@adacore.com>

	* lib.ads, gnat_rm.texi, einfo.ads, sem_ch13.adb: Minor reformatting
	and editing.

From-SVN: r200753

2013-07-08  Ed Schonberg  <schonberg@adacore.com>

	* sem_prag.adb (Analyze_PPC_In_Decl_Part): In ASIS mode,
	pre-analyze only the original expression attached to the source
	aspect, not the relocated expression of the pragma, to prevent
	malformed trees in ASIS mode.
	* sem_ch13.adb (Analyze_Aspect_Specifications): Revert previous
	patch: the expression in the aspect for pre/post must be relocated
	to the pragma for proper analysis.

From-SVN: r200752

ChangeLog:
        * config/i386/i386-opts.h (enum stringop_alg): Add vector_loop.
        * config/i386/i386.c (expand_set_or_movmem_via_loop): Use
        adjust_address instead of change_address to keep info about alignment.
        (emit_strmov): Remove.
        (emit_memmov): New function.
        (expand_movmem_epilogue): Refactor to properly handle bigger sizes.
        (expand_movmem_epilogue): Likewise and return updated rtx for
        destination.
        (expand_constant_movmem_prologue): Likewise and return updated rtx for
        destination and source.
        (decide_alignment): Refactor, handle vector_loop.
        (ix86_expand_movmem): Likewise.
        (ix86_expand_setmem): Likewise.
        * config/i386/i386.opt (Enum): Add vector_loop to option stringop_alg.

testsuite/ChangeLog:
        * gcc.target/i386/memcpy-vector_loop-1.c: New.
        * gcc.target/i386/memcpy-vector_loop-2.c: New.

From-SVN: r200751

From-SVN: r200749

From-SVN: r200748

From-SVN: r200747

driver-i386.c (host_detect_local_cpu): Do not check signature_TM2_ebx, it interferes with signature_INTEL_ebx.

	* config/i386/driver-i386.c (host_detect_local_cpu): Do not check
	signature_TM2_ebx, it interferes with signature_INTEL_ebx.

From-SVN: r200744

From-SVN: r200743

From-SVN: r200742

Add comments in front of fixes.
Trim lines over 90 characters to less than 80.

From-SVN: r200738

2013-07-06  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/sse.md (sse_movlhps): Change alternative 3
	of operand 2 to "m".

2013-07-06  Uros Bizjak  <ubizjak@gmail.com>

	PR target/57807
	* config/i386/sse.md (iptr): New mode attribute.
	(sse2_movq128): Add pointer size overrides for Intel asm dialect.
	(<sse>_vm<plusminus_insn><mode>3): Ditto.
	(<sse>_vmmul<mode>3): Ditto.
	(<sse>_vmdiv<mode>3): Ditto.
	(sse_vmrcpv4sf2): Ditto.
	(<sse>_vmsqrt<mode>2): Ditto.
	(sse_vmrsqrtv4sf2): Ditto.
	(<sse>_vm<code><mode>3): Ditto.
	(avx_vmcmp<mode>3): Ditto.
	(<sse>_vmmaskcmp<mode>3): Ditto.
	(<sse>_comi): Ditto.
	(<sse>_ucomi): Ditto.
	(*xop_vmfrcz_<mode>): Ditto.
	(*fmai_fmadd_<mode>): Ditto.
	(*fmai_fmsub_<mode>): Ditto.
	(*fmai_fnmadd_<mode>): Ditto.
	(*fmai_fnmsub_<mode>): Ditto.
	(*fma4i_vmfmadd_<mode>): Ditto.
	(*fma4i_vmfmsub_<mode>): Ditto.
	(*fma4i_vmfnmadd_<mode>): Ditto.
	(*fma4i_vmfnmsub_<mode>): Ditto.
	(*xop_vmfrcz_<mode>): Ditto.
	(sse_cvtps2pi): Ditto.
	(sse_cvttps2pi): Ditto.
	(sse_cvtss2si): Ditto.
	(sse_cvtss2si_2): Ditto.
	(sse_cvtss2siq_2): Ditto.
	(sse_cvttss2si): Ditto.
	(sse_cvttss2siq): Ditto.
	(sse_cvtsd2si): Ditto.
	(sse_cvtsd2si_2): Ditto.
	(sse_cvtsd2siq_2): Ditto.
	(sse_cvttsd2si): Ditto.
	(sse_cvttsd2siq): Ditto.
	(sse_cvtsd2ss): Ditto.
	(sse_cvtss2sd): Ditto.
	(avx2_pbroadcast<mode>): Ditto.
	(avx2_pbroadcast<mode>_1): Ditto.
	(*avx_vperm_broadcast_v4sf): Ditto.

	(sse_movhlps): Ditto for movlp[sd]/movhp[sd] alternatives.
	(sse_movlhps): Ditto.
	(sse_storehps): Ditto.
	(sse_loadhps): Ditto.
	(sse_storelps): Ditto.
	(sse_loadlps): Ditto.
	(*vec_concatv4sf): Ditto.
	(*vec_interleave_highv2df): Ditto.
	(*vec_interleave_lowv2df): Ditto.
	(*vec_extractv2df_1_sse): Ditto.
	(*vec_extractv2df_0_sse): Ditto.
	(sse2_storelpd): Ditto.
	(sse2_loadlpd): Ditto.
	(sse2_movsd): Ditto.
	(*vec_concatv4si): Ditto.
	(vec_concatv2di): Ditto.

	* config/i386/mmx.md (mmx_punpcklbw): Add pointer size overrides
	for Intel asm dialect.
	(mmx_punpcklwd): Ditto.
	(mmx_punpckldq): Ditto.

	* config/i386/i386.c (ix86_print_operand) ['H']: Output 'qword ptr'
	for intel assembler dialect.

testsuite/ChangeLog:

2013-07-06  Uros Bizjak  <ubizjak@gmail.com>

	PR target/57807
	* gcc.target/i386/pr57807.c: New test.

From-SVN: r200737

	PR target/29776
	* fold-const.c (tree_call_nonnegative_warnv_p): Return true
	for BUILT_IN_C{LZ,LRSB}*.
	* tree.h (CASE_INT_FN): Add FN##IMAX case.
	* tree-vrp.c (extract_range_basic): Handle
	BUILT_IN_{FFS,PARITY,POPCOUNT,C{LZ,TZ,LRSB}}*.  For
	BUILT_IN_CONSTANT_P if argument isn't (D) of PARM_DECL,
	fall thru to code calling set_value*.
	* builtins.c (expand_builtin): Remove *IMAX cases.
	(fold_builtin_bitop): For BUILT_IN_CLRSB* return NULL_TREE
	if width is bigger than 2*HWI.

	* libgcc2.c (__floattisf): Avoid undefined signed overflow.

	* gcc.dg/tree-ssa/vrp89.c: New test.

From-SVN: r200731

/cp
2013-07-06  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/28262
	* parser.c (cp_parser_init_declarator): If we are parsing a typedef
	set parser->default_arg_ok_p to false before cp_parser_declarator.

/testsuite
2013-07-06  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/28262
	* g++.dg/parse/defarg16.C: New.

From-SVN: r200730

From-SVN: r200728

2013-07-05  Paolo Carlini  <paolo.carlini@oracle.com>

	* testsuite/23_containers/deque/modifiers/insert/const_iterator.cc:
	Tweak, avoid potential undefined behavior.
	* testsuite/23_containers/list/modifiers/insert/const_iterator.cc:
	Likewise.
	* testsuite/23_containers/vector/bool/modifiers/insert/
	const_iterator.cc: Likewise.
	* testsuite/23_containers/vector/modifiers/insert/const_iterator.cc:
	Likewise.

From-SVN: r200725

2013-07-05  François Dumont  <fdumont@gcc.gnu.org>

	* include/bits/hashtable_policy.h (_ReuseOrAllocNode): Use forward
	pattern.
	(_MoveReuseOrAllocNode): Remove.
	(_Insert_base): Take a functor defining how the node is generated.
	* include/bits/hashtable.h: Adapt.
	(operator=(initializer_list<value_type>)): Reuse node if any.
	* testsuite/23_containers/unordered_set/instantiation_neg.cc:
	Adjust dg-error line number.
	* testsuite/23_containers/unordered_set/
	not_default_constructible_hash_neg.cc: Likewise.

From-SVN: r200724

2013-07-05  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/55342
	* lra-int.h (lra_subreg_reload_pseudos): New.
	* lra.c: Add undoing optional reloads to the block diagram.
	(lra_subreg_reload_pseudos): New.
	(lra_optional_reload_pseudos): Change comments.
	(lra): Init and clear lra_subreg_reload_pseudos.  Clear
	lra_optional_reload_pseudos after undo transformations.
	* lra-assigns.c (pseudo_prefix_title): New.
	(lra_setup_reg_renumber): Use it.
	(spill_for): Ditto.  Check subreg reload pseudos too.
	(assign_by_spills): Consider subreg reload pseudos too.
	* lra-constraints.c (simplify_operand_subreg): Use
	lra_subreg_reload_pseudos instead of lra_optional_reload_pseudos.
	(curr_insn_transform): Recognize and do optional reloads.
	(undo_optional_reloads): New.
	(lra_undo_inheritance): Call undo_optional_reloads.

2013-07-05  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/55342
	* gcc.target/i386/pr55342.c: New.

From-SVN: r200723

	* ChangeLog: Fix whitespace.
	* testsuite/ChangeLog: Ditto.

From-SVN: r200721