Arnaud Charlet [Mon, 29 Aug 2011 10:02:08 +0000 (12:02 +0200)]
[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.
* 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.
* 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:
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:
* 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.
Arnaud Charlet [Mon, 29 Aug 2011 09:41:15 +0000 (11:41 +0200)]
[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.
Arnaud Charlet [Mon, 29 Aug 2011 09:38:56 +0000 (11:38 +0200)]
[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.
Johannes Kanig [Mon, 29 Aug 2011 09:36:59 +0000 (09:36 +0000)]
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.
Arnaud Charlet [Mon, 29 Aug 2011 09:28:10 +0000 (11:28 +0200)]
[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.
Arnaud Charlet [Mon, 29 Aug 2011 09:24:55 +0000 (11:24 +0200)]
[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.
Thomas Koenig [Mon, 29 Aug 2011 09:05:11 +0000 (09:05 +0000)]
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.
Arnaud Charlet [Mon, 29 Aug 2011 08:59:28 +0000 (10:59 +0200)]
[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.
Ed Schonberg [Mon, 29 Aug 2011 08:56:40 +0000 (08:56 +0000)]
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.
Robert Dewar [Mon, 29 Aug 2011 08:54:00 +0000 (08:54 +0000)]
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.
Arnaud Charlet [Mon, 29 Aug 2011 08:46:47 +0000 (10:46 +0200)]
[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.
* 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.
Arnaud Charlet [Mon, 29 Aug 2011 08:36:28 +0000 (10:36 +0200)]
[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.
* 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.
Arnaud Charlet [Mon, 29 Aug 2011 08:30:02 +0000 (10:30 +0200)]
[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.
Arnaud Charlet [Mon, 29 Aug 2011 08:26:40 +0000 (10:26 +0200)]
[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.
Arnaud Charlet [Mon, 29 Aug 2011 08:24:15 +0000 (10:24 +0200)]
[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.
Arnaud Charlet [Mon, 29 Aug 2011 08:21:24 +0000 (10:21 +0200)]
[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
Jason Merrill [Sun, 28 Aug 2011 15:38:29 +0000 (11:38 -0400)]
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.
Bernd Schmidt [Sat, 27 Aug 2011 17:38:58 +0000 (17:38 +0000)]
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.
* 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.
Jakub Jelinek [Fri, 26 Aug 2011 14:55:05 +0000 (16:55 +0200)]
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.
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
Andrew Stubbs [Fri, 26 Aug 2011 09:53:06 +0000 (09:53 +0000)]
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.
Tom Tromey [Thu, 25 Aug 2011 14:29:47 +0000 (14:29 +0000)]
simple.cc: New file.
* testsuite/libstdc++-prettyprinters/simple.cc: New file.
* testsuite/lib/gdb-test.exp: New file.
* testsuite/libstdc++-prettyprinters/prettyprinters.exp: New
file.
Bernd Schmidt [Thu, 25 Aug 2011 14:23:47 +0000 (14:23 +0000)]
regrename.c (scan_rtx_reg, [...]): Don't declare.
* regrename.c (scan_rtx_reg, scan_rtx_address, build_def_use,
dump_def_use_chain): Don't declare.
(mark_conflict, create_new_chain): Move before users.
(regrename_optimize): Move to near end of file.
Georg-Johann Lay [Thu, 25 Aug 2011 13:46:35 +0000 (13:46 +0000)]
avr.c (STR_PREFIX_P): New Define.
* config/avr/avr.c (STR_PREFIX_P): New Define.
(avr_asm_declare_function_name): Use it.
(avr_asm_named_section): Use it.
(avr_section_type_flags): Use it.
* doc/md.texi (automata_option): Document collapse-ndfa.
* genautomata.c (COLLAPSE_OPTION): New macro.
(collapse_flag): New static variable.
(struct description): New member normal_decls_num.
(struct automaton): New members advance_ainsn and collapse_ainsn.
(gen_automata_option): Check for COLLAPSE_OPTION.
(collapse_ndfa_insn_decl): New static variable.
(add_collapse_ndfa_insn_decl, special_decl_p): New functions.
(find_arc): If insn is the collapse-ndfa insn, accept any arc we
find.
(transform_insn_regexps): Call add_collapse_ndfa_insn_decl if
necessary. Use normal_decls_num rather than decls_num, remove
test for special decls.
(create_alt_states, form_ainsn_with_same_reservs): Use
special_decl_p.
(make_automaton); Likewise. Use the new advance_cycle_insn member
of struct automaton.
(create_composed_state): Disallow advance-cycle arcs if collapse_flag
is set.
(NDFA_to_DFA): Don't create composed states for the collapse-ndfa
transition. Create the necessary transitions for it.
(create_ainsns): Return void. Take an automaton_t argument, and
update its ainsn_list, advance_ainsn and collapse_ainsn members. All
callers changed.
(COLLAPSE_NDFA_VALUE_NAME): New macro.
(output_tables): Output code to define it.
(output_internal_insn_code_evaluation): Output code to accept
const0_rtx as collapse-ndfa transition.
(output_default_latencies, output_print_reservation_func,
output_print_description): Reorganize loops to use normal_decls_num
as loop bound; remove special case for advance_cycle_insn_decl.
(initiate_automaton_gen): Handle COLLAPSE_OPTION.
(check_automata_insn_issues): Check for collapse_ainsn.
(expand_automate): Allocate sufficient space. Initialize
normal_decls_num.
Bernd Schmidt [Thu, 25 Aug 2011 10:12:35 +0000 (10:12 +0000)]
regrename.c (struct du_head): Remove member terminated.
* regrename.c (struct du_head): Remove member terminated.
(create_new_chain): Don't initialize it.
(scan_rtx_reg): Don't set or test it, test the open_chains_set
bitmap instead.
(tick, this_tick): New global variables, moved out of
regrename_optimize.
(current_id, open_chains, closed_chains, open_chains_set,
live_in_chains, live_hard_regs): Reorder declarations.
(dump_def_use_chain): Move function earlier in the file.
(rename_chains): New static function, broken out of
regrename_optimize.
(regrename_optimize): Use it. Remove #if 0'ed code.
gccgo: fixes to ast-dump, refactoring of export and ast-dump
to implement a common interface for writing basic
type literals and added flags for optimization.
* lang.opt: Add fgo-optimize-.
* go-lang.c (go_langhook_handle_option): Handle OPT_fgo_optimize.
* go-c.h (go_enable_optimize): Declare.
* Make-lang.in (GO_OBJS): Add go/go-optimize.o.
(GO_EXPORT_H): Define.
(GO_IMPORT_H): Add $(GO_EXPORT_H).
(GO_AST_DUMP_H): Define.
(go/ast-dump.o, go/statements.o): Use GO_AST_DUMP_H.
(go/export.o, go/gogo.o, go/import.o): Use GO_EXPORT_H.
(go/types.o): Likewise.
(go/expressions.o): Use GO_AST_DUMP_H and GO_EXPORT_H.
(go/go-optimize.o): New target.
Richard Guenther [Wed, 24 Aug 2011 12:55:18 +0000 (12:55 +0000)]
tree-data-ref.c (dr_analyze_indices): Avoid unsharing the ref in the basic-block case.
2011-08-24 Richard Guenther <rguenther@suse.de>
* tree-data-ref.c (dr_analyze_indices): Avoid unsharing the
ref in the basic-block case. Move stripping array-refs
to the place we create an access-function for it. Remove
bogus stripping down a MEM_REF to its base.
Richard Guenther [Wed, 24 Aug 2011 10:07:20 +0000 (10:07 +0000)]
re PR tree-optimization/50067 (Wrong code with -fpredictive-commoning)
2011-08-24 Richard Guenther <rguenther@suse.de>
PR tree-optimization/50067
* tree-data-ref.c (dr_analyze_indices): Do not add an access
function for a MEM_REF base that has no evolution in the loop
nest or that is not analyzable.
* gcc.dg/torture/pr50067-3.c: New testcase.
* gcc.dg/torture/pr50067-4.c: Likewise.
* gcc.dg/torture/pr50067-5.c: Likewise.
Uros Bizjak [Tue, 23 Aug 2011 20:00:27 +0000 (22:00 +0200)]
constraints.md (Yp): New register constraint.
* config/i386/constraints.md (Yp): New register constraint.
* config/i386/i386.md (*addhi_1): Merge with *addhi_1_lea using
Yp register constraint.
(*addqi_1): Merge with *addqi_1_lea using Yp register constraint.
(*ashlhi3_1): Merge with *ashlhi3_1_lea using Yp register constraint.
(*ashlqi3_1): Merge with *ashlqi3_1_lea using Yp register constraint.
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