Michael Matz [Fri, 8 Feb 2013 12:31:19 +0000 (12:31 +0000)]
re PR tree-optimization/52448 (cselim broken with calls)
PR tree-optimization/52448
* tree-ssa-phiopt.c (struct name_to_bb): Add phase member.
(nt_call_phase): New static.
(add_or_mark_expr): Only mark accesses with newer phase than any
call seen.
(nonfreeing_call_p): New.
(nt_init_block): Update nt_call_phase, mark blocks as visited.
(nt_fini_block): Keep blocks marked as visited.
(get_non_trapping): Initialize nt_call_phase, and reset aux pointer.
testsuite/
PR tree-optimization/52448
* gcc.dg/pr52448.c: New test.
Richard Biener [Fri, 8 Feb 2013 11:00:26 +0000 (11:00 +0000)]
re PR rtl-optimization/56181 (ICE in verify_loop_structure, at cfgloop.c:1581 with -ftracer)
2013-02-08 Richard Biener <rguenther@suse.de>
PR middle-end/56181
* cfgloop.h (flow_loops_find): Adjust.
(bb_loop_header_p): Declare.
* cfgloop.c (bb_loop_header_p): New function split out from ...
(flow_loops_find): ... here. Adjust function signature,
support incremental loop structure update.
(verify_loop_structure): Cleanup. Verify a loop is a loop.
* cfgloopmanip.c (fix_loop_structure): Move ...
* loop-init.c (fix_loop_structure): ... here.
(apply_loop_flags): Split out from ...
(loop_optimizer_init): ... here.
(fix_loop_structure): Use apply_loop_flags. Use flow_loops_find
in incremental mode, only remove dead loops here.
re PR target/54222 ([avr] Implement fixed-point support)
gcc/
PR target/54222
* config/avr/avr.md (unspec) <UNSPEC_ROUND>: Add.
* config/avr/avr-fixed.md (ALL4QA, ALL124QA): New mode iterators.
(round<mode>3, round<mode>3_const): New expanders for fixed-mode.
(*round<mode>3.libgcc): New insns for fixed-modes.
* config/avr/builtins.def (ABSxx): Use a non-NULL LIBNAME.
(ROUNDxx, COUNTLSxx, BITSxx, xxBITS): New DEF_BUILTINs.
(ROUNDFX, COUNTLSFX, ABSFX): New DEF_BUILTINs.
* config/avr/stdfix.h (absFX, bitsFX, FXbits): Remove inline
implementations. Define to __builtin_avr_absFX,
__builtin_avr_bitsFX, __builtin_avr_FXbits, respectively.
(roundFX, countlsFX): Define to __builtin_avr_roundFX,
__builtin_avr_countlsFX, respectively.
* config/avr/avr-c.c (target.h): Include it.
(enum avr_builtin_id): New enum.
(avr_resolve_overloaded_builtin): New static function.
(avr_register_target_pragmas): Use it to set
targetm.resolve_overloaded_builtin.
* config/avr/avr.c (avr_init_builtins): Supply myriads of local
tree nodes used by DEF_BUILTIN.
(avr_expand_builtin) <AVR_BUILTIN_ROUNDxx>: Sanity-check them.
(avr_fold_builtin) <AVR_BUILTIN_BITSxx>: Fold to VIEW_COVERT_EXPR.
<AVR_BUILTIN_xxBITS>: Same.
libgcc/
PR target/54222
* config/avr/lib2funcs.c: New C sources for modules for libgcc.a.
* config/avr/lib2-object.mk: New iterator to build objects from it.
* config/avr/t-avr: Iterate lib2-object.mk to build objects from
lib2funcs.c.
(LIB2FUNCS_EXCLUDE): Add _clrsbdi2.
(LIB1ASMFUNCS): Add: _ssabs_1, _mask1, _ret, _roundqq3, _rounduqq3,
_round_s2, _round_u2, _round_2_const, _addmask_2, _round_s4,
_round_u4, _round_4_const, _addmask_4, _round_x8, _rounddq3
_roundudq3, _roundda3 _rounduda3, _roundta3 _rounduta3.
* config/avr/lib1funcs-fixed.S: Implement them.
gcc/testsuite/
PR target/54222
* gcc.target/avr/torture/builtins-4-roundfx.c: New test.
* gcc.target/avr/torture/builtins-5-countlsfx.c: New test.
David S. Miller [Thu, 7 Feb 2013 23:19:27 +0000 (23:19 +0000)]
Fix variable tracking for leaf functions on sparc.
* dwarf2out.c (based_loc_descr): Perform leaf register remapping
on 'reg'.
* var-tracking.c (vt_add_function_parameter): Test the presence of
HAVE_window_save properly and do not remap argument registers when
we have a leaf function.
Jakub Jelinek [Thu, 7 Feb 2013 21:27:55 +0000 (22:27 +0100)]
re PR c++/56241 (ICE in toplev.c:332 on invalid)
PR c++/56241
* init.c (build_vec_init): Don't append NULL values into new_vec.
(build_zero_init_1): Don't push anything into v if recursive call
returned NULL_TREE.
(build_value_init_noctor): Don't push anything into v if
build_value_init call returned NULL_TREE.
Simon Wright [Thu, 7 Feb 2013 18:07:18 +0000 (18:07 +0000)]
re PR target/50678 (FAIL: c52104y on x86_64-apple-darwin10)
PR target/50678
* init.c (__darwin_major_version): New function for x86-64/Darwin.
(__gnat_adjust_context_for_raise) [Darwin]: Disable the workaround
on Darwin 12 and above.
Jakub Jelinek [Thu, 7 Feb 2013 14:48:39 +0000 (15:48 +0100)]
re PR debug/56154 (Bad .debug_loc generated for some code)
PR debug/56154
* dwarf2out.c (dwarf2_debug_hooks): Set end_function hook to
dwarf2out_end_function.
(in_first_function_p, maybe_at_text_label_p,
first_loclabel_num_not_at_text_label): New variables.
(dwarf2out_var_location): In the first function find out
lowest loclabel_num N where .LVLN is known not to be equal
to .Ltext0.
(find_empty_loc_ranges_at_text_label, dwarf2out_end_function): New
functions.
* gcc.dg/guality/pr56154-1.c: New test.
* gcc.dg/guality/pr56154-2.c: New test.
* gcc.dg/guality/pr56154-3.c: New test.
* gcc.dg/guality/pr56154-4.c: New test.
* gcc.dg/guality/pr56154-aux.c: New file.
Eric Botcazou [Thu, 7 Feb 2013 08:07:04 +0000 (08:07 +0000)]
re PR rtl-optimization/56178 (Miscompilation of Ada front-end with profiled bootstrap)
PR rtl-optimization/56178
* cse.c (cse_insn): Do not create a REG_EQUAL note if the source is a
SUBREG of a register. Tidy up related block of code.
* fwprop.c (forward_propagate_and_simplify): Do not create a REG_EQUAL
note if the source is a register or a SUBREG of a register.
Jakub Jelinek [Thu, 7 Feb 2013 08:04:58 +0000 (09:04 +0100)]
re PR target/56228 (Indirect call fails to assemble)
PR target/56228
* config/rs6000/rs6000.md (ptrm): New mode attr.
(call_indirect_aix<ptrsize>, call_indirect_aix<ptrsize>_nor11,
call_value_indirect_aix<pttrsize>,
call_value_indirect_aix<pttrsize>_nor11): Use <ptrm> instead of
m in constraints.
Diego Novillo [Wed, 6 Feb 2013 20:22:56 +0000 (15:22 -0500)]
Fix validate_failures.py in standalone testing.
When using validate_failures.py with --manifest and --results, we
don't need a GCC build directory. This is useful when using the
validator outside of the build tree. We were insisting on finding
a valid build tree regardless of those options.
Tested on x86_64. Committed to trunk.
* testsuite-management/validate_failures.py: Update
Copyright years.
Request contributions not to use Python features newer
than 2.4.
(GetBuildData): If this is not a build directory,
emit an error only if --results or --manifest are missing.
PR target/52123
* adaint.c (__gnat_check_OWNER_ACL): Cast from pointer via
SECURITY_DESCRIPTOR *
(__gnat_set_OWNER_ACL): Cast from DWORD to ACCESS_MODE
(__gnat_portable_spawn): Fix cast to char* const*
(add_handle): Cast from pointer via void **
(add_handle): Cast from pointer via int *
(__gnat_locate_exec_on_path): Cast from pointer via TCHAR *
(__gnat_locate_exec_on_path): Cast from pointer via char *
* initialize.c (append_arg): Cast from pointer via LPWSTR
(__gnat_initialize): Cast from pointer via LPWSTR
* seh_init.c (__gnat_map_SEH): Cast from pointer via FARPROC
* sem_util.adb (Is_Interface_Conversion): New routine.
(Object_Access_Level): Detect an interface conversion
that has been rewritten into a different construct. Use the
original form of the conversion to find the access level of
the operand.
2013-02-06 Eric Botcazou <ebotcazou@adacore.com>
* einfo.ads (Has_Pragma_No_Inline): New flag using Flag201.
(Has_Pragma_No_Inline): Declare and mark as inline.
(Set_Has_Pragma_No_Inline): Likewise.
* einfo.adb (Has_Pragma_No_Inline): New function.
(Set_Has_Pragma_No_Inline): New procedure.
(Write_Entity_Flags): Handle Has_Pragma_No_Inline.
* snames.ads-tmpl (Name_No_Inline): New pragma-related name.
(Pragma_Id): Add Pragma_No_Inline value.
* par-prag.adb (Prag): Handle Pragma_Inline.
* sem_prag.adb (Inline_Status): New enumeration type.
(Process_Inline): Change Active parameter
to Inline_Status and add support for suppressed inlining.
(Analyze_Pragma) <Pragma_Inline>: Adjust to above change.
<Pragma_Inline_Always>: Likewise.
<Pragma_No_Inline>: Implement new pragma No_Inline.
(Sig_Flags): Add Pragma_No_Inline.
* gnat_rm.texi (Implementation Defined Pragmas): Add No_Inline.
* gnat_ugn.texi (Switches for gcc): Mention Pragma No_Inline.
2013-02-06 Pascal Obry <obry@adacore.com>
* s-osprim-mingw.adb (Clock): Make sure we copy all data locally
to avoid interleaved modifications that could happen from another
task calling Get_Base_Data.
(Get_Base_Data): Make it a critical section. Avoid updating if another
task has already done it.
* sem_ch3.adb (Build_Discriminant_Constraints): Do not
generate overflow checks on a discriminant expression if the
discriminant constraint is applied to a private type that has
a full view, because the check will be applied when the full
view is elaborated. Removing the redundant check is not just
an optimization, but it prevents spurious assembler errors,
because of the way the backend generates names for expressions
that require overflow checking.
2013-02-06 Pascal Obry <obry@adacore.com>
* s-osprim-mingw.adb: Removes workaround for an old GNU/Linker
limitation on Windows.
(DA): Removed.
(LIA): Removed.
(LLIA): Removed.
(TFA): Removed.
(BTA): Removed.
(BMTA): Removed.
(BCA): Removed.
(BMCA): Removed.
(BTiA): Removed.
(Clock): Use variable corresponding to access.
(Get_Base_Time): Likewise.
(Monotonic_Clock): Likewise.
2013-02-06 Vincent Celier <celier@adacore.com>
* make.adb (Gnatmake): When gnatmake is called with a project
file, do not invoke gnatbind with -I-.
* makeutl.adb (Create_Binder_Mapping_File): Rewrite function. Get
the infos from all the sources.
2013-02-06 Ed Schonberg <schonberg@adacore.com>
* snames.ads-tmpl: Add Name_Overriding_Renamings and pragma
Overriding_Renamings.
* par-prag.adb: Recognize pragma Overriding_Renamings.
* opt.ads (Overriding_Renamings): flag to control compatibility
mode with Rational compiler, replaces Rational_Profile flag.
* sem_ch8.adb (Analyze_Subprogram_Renaming): When
Overriding_Renamings is enabled, accept renaming declarations
where the new subprogram renames and overrides a locally inherited
operation. Improve error message for some illegal renamings.
* sem_prag.adb (Analyze_Pragma): Add case for Overriding_Renamings.
(Set_Rational_Profile): The Rational_Profile enables
Overriding_Renamings, Implicit_Packing, and Use_Vads_Size.
2013-02-06 Ed Schonberg <schonberg@adacore.com>
* sem_util.adb: Set parent of copied aggregate component, to
prevent infinite loop.
Arnaud Charlet [Wed, 6 Feb 2013 10:35:52 +0000 (11:35 +0100)]
[multiple changes]
2013-02-06 Robert Dewar <dewar@adacore.com>
* sem_ch3.adb, sem_ch10.adb: Minor reformatting.
* exp_disp.adb: Minor comment update.
* comperr.ads, osint.ads, rtsfind.adb, sem_prag.adb: Minor addition of
No_Return pragmas.
2013-02-06 Thomas Quinot <quinot@adacore.com>
* targparm.ads, sem_ch13.adb (Support_Nondefault_SSO): New target
parameter, defaulted to False for now, indicates targets where
non-default scalar storage order may be specified.
2013-02-06 Thomas Quinot <quinot@adacore.com>
* sprint.adb (Write_Itype): Treat E_Record_Subtype_With_Private
same as E_Record_Subtype. Display E_Class_Wide_Subtype as
subtype, not type.
Arnaud Charlet [Wed, 6 Feb 2013 10:27:16 +0000 (11:27 +0100)]
[multiple changes]
2013-02-06 Tristan Gingold <gingold@adacore.com>
* raise-gcc.c: Remove useless includes (sys/stat.h, adaint.h)
Enclosing debugging functions within #ifndef inhibit_libc to
support builds without full C headers.
2013-02-06 Thomas Quinot <quinot@adacore.com>
* gnat_rm.texi: Add a minimal example of Scalar_Storage_Order.
* sem_ch10.adb (Install_Limited_Withed_Unit): Add a missing
check to detect a parent-child relationship between two units in
order to correctly bypass the installation of a limited view. In
other words, the comment on the intended usage of the check was
correct, but the code itself did not reflect the behavior.
* snames.ads-tmpl: Add Name_Rational and pragma Rational.
* par-prag.adb: Recognize pragma Rational.
* opt.ads (Rational_Profile): flag to control compatibility mode
with Rational compiler.
* sem_ch8.adb (Analyze_Subprogram_Renaming): When Rational profile
is enable, accept renaming declarations where the new subprogram
and the renamed entity have the same name.
* sem_prag.adb (analyze_pragma): Add pragma Rational, and recognize
Rational as a profile.
* exp_ch5.adb (Expand_Loop_Entry_Attributes): When
dealing with a for loop that iterates over a subtype indication
with a range, use the low and high bounds of the subtype.
2013-02-06 Nicolas Roche <roche@adacore.com>
* s-os_lib.adb (Normalize_Arguments): Arguments containing tabs should
be quoted
2013-02-06 Vincent Celier <celier@adacore.com>
* prj-conf.adb (Process_Project_And_Apply_Config): New variable
Conf_Project. New recursive procedure Check_Project to find a non
aggregate project and put its Project_Id in Conf_Project. Fails if
no such project can be found.
(Get_Or_Create_Configuration_File): New parameter Conf_Project.
(Do_Autoconf): Use project directory of project Conf_Project to store
the generated configuration project file.
* prj-conf.ads (Get_Or_Create_Configuration_File): New parameter
Conf_Project.
2013-02-06 Javier Miranda <miranda@adacore.com>
* sem_res.adb (Resolve_Actuals): Generate a read
reference for out-mode parameters in the cases specified by
RM 6.4.1(12).
* sem_attr.adb (Resolve_Attribute): Do not resolve the prefix of
Loop_Entry, instead wait until the attribute has been expanded. The
delay ensures that any generated checks or temporaries are inserted
before the relocated prefix.
Arnaud Charlet [Wed, 6 Feb 2013 10:13:51 +0000 (11:13 +0100)]
[multiple changes]
2013-02-06 Ed Schonberg <schonberg@adacore.com>
* checks.adb (Apply_Discriminant_Check): Look for discriminant
constraint in full view of private type when needed.
* sem_ch12.adb (Validate_Array_Type_Instance): Specialize
previous patch to components types that are private and without
discriminants.
* exp_ch4.adb (Find_Enclosing_Context): Recognize
a simple return statement as one of the cases that require special
processing with respect to temporary controlled function results.
(Process_Transient_Object): Do attempt to finalize a temporary
controlled function result when the associated context is
a simple return statement. Instead, leave this task to the
general finalization mechanism.
2013-02-06 Thomas Quinot <quinot@adacore.com>
* einfo.ads: Minor reformatting.
(Status_Flag_Or_Transient_Decl): Add ??? comment.
* exp_ch4.adb (Expand_N_Expression_With_Actions): Rewritten. This
routine should be able to properly detect controlled transient
objects in its actions and generate the appropriate finalization
actions.
* exp_ch6.adb (Enclosing_Context): Removed.
(Expand_Ctrl_Function_Call): Remove local subprogram and
constant. Use routine Within_Case_Or_If_Expression to determine
whether the lifetime of the function result must be extended to
match that of the context.
* exp_util.ads, exp_util.adb (Within_Case_Or_If_Expression): New
routine.
2013-02-06 Ed Schonberg <schonberg@adacore.com>
* sem_ch12.adb (Validate_Array_Type_Instance): Extend check
for subtype matching of component type of formal array type,
to avoid spurious error when component type is a separate actual
in the instance, and there may be a discrepancy between private
and full view of component type.
Arnaud Charlet [Wed, 6 Feb 2013 10:08:09 +0000 (11:08 +0100)]
[multiple changes]
2013-02-06 Robert Dewar <dewar@adacore.com>
* s-dim.ads, clean.adb: Minor reformatting.
2013-02-06 Javier Miranda <miranda@adacore.com>
* sem_ch6.adb (Analyze_Subprogram_Body_Helper): Undo previous patch.
(Can_Split_Unconstrained_Function): Only split the inlined function if
the compiler generates the code of its body.
Arnaud Charlet [Wed, 6 Feb 2013 10:00:38 +0000 (11:00 +0100)]
[multiple changes]
2013-02-06 Gary Dismukes <dismukes@adacore.com>
* sem_ch6.adb (Check_For_Primitive_Subprogram): Test for
the special case of a user-defined equality that overrides
the predefined equality of a nonderived type declared in a
declarative part.
* sem_util.adb (Collect_Primitive_Operations): Add test for
Is_Primitive when looping over the subprograms following a type,
to catch the case of primitives such as a user-defined equality,
which otherwise won't be found when the type is not a derived
type and is declared in a declarative part.
2013-02-06 Vincent Celier <celier@adacore.com>
* prj-conf.adb (Check_Target): Always return True when Target
is empty (Get_Or_Create_Configuration_File.Get_Project_Target):
New procedure to get the value of attribute Target in the main
project.
(Get_Or_Create_Configuration_File.Do_Autoconf): No
need to get the value of attribute Target in the main project.
(Get_Or_Create_Configuration_File): Call Get_Project_Target and
use the target fom this call.
2013-02-06 Eric Botcazou <ebotcazou@adacore.com>
* erroutc.adb (Validate_Specific_Warning): Do not issue the
warning about an ineffective Pragma Warnings for -Wxxx warnings.
* sem_prag.adb (Analyze_Pragma) <Warnings>: Accept -Wxxx warnings.
* gnat_rm.texi (Pragma Warnings): Document coordination with
warnings of the GCC back-end.
Tom de Vries [Wed, 6 Feb 2013 08:53:32 +0000 (08:53 +0000)]
re PR rtl-optimization/56131 (gcc.dg/pr56035.c ICEs gcc on sparc-linux)
2013-02-06 Tom de Vries <tom@codesourcery.com>
PR rtl-optimization/56131
* cfgrtl.c (delete_insn): Use NOTE_BASIC_BLOCK instead of BLOCK_FOR_INSN
to get the bb of a NOTE_INSN_BASIC_BLOCK. Handle the case that the bb
of the label is NULL. Add comment.
Dodji Seketeli [Wed, 6 Feb 2013 08:18:26 +0000 (08:18 +0000)]
Add missing explicit instantiation for std::lower_bound template
Since commit r195676[1], it looks like
libstdc++-v3/src/c++11/hashtable_c++0x.cc is missing an explicit
instantiation for std::lower_bound. This leads to libstdc++.so having
the symbol for that (missing) instantiation be undefined, thus
preventing executables from being linked with libstdc++.
The patchlet below seems to fixed the issue for me.
Boostrapped and tested on x86_64-unknown-linux-gnu.
Jakub Jelinek [Tue, 5 Feb 2013 15:54:39 +0000 (16:54 +0100)]
re PR tree-optimization/56205 (stdarg pass confused by jump threading)
PR tree-optimization/56205
* tree-stdarg.c (check_all_va_list_escapes): Return true if
there are any PHI nodes that set non-va_list_escape_vars SSA_NAME
and some va_list_escape_vars SSA_NAME appears in some PHI argument.
* gcc.dg/tree-ssa/stdarg-6.c: New test.
* gcc.c-torture/execute/pr56205.c: New test.
Paul Thomas [Mon, 4 Feb 2013 22:33:15 +0000 (22:33 +0000)]
re PR fortran/56008 ([F03] wrong code with lhs-realloc on assignment with derived types having allocatable components)
2013-02-04 Paul Thomas <pault@gcc.gnu.org>
PR fortran/56008
PR fortran/47517
* trans-array.c (gfc_alloc_allocatable_for_assignment): Save
the lhs descriptor before it is modified for reallocation. Use
it to deallocate allocatable components in the reallocation
block. Nullify allocatable components for newly (re)allocated
arrays.
2013-02-04 Paul Thomas <pault@gcc.gnu.org>
PR fortran/56008
* gfortran.dg/realloc_on _assign_16.f90 : New test.
PR fortran/47517
* gfortran.dg/realloc_on _assign_17.f90 : New test.
re PR sanitizer/55617 (static constructors are not being instrumented correctly on darwin)
2013-02-04 Alexander Potapenko <glider@google.com>
Jack Howarth <howarth@bromo.med.uc.edu>
Jakub Jelinek <jakub@redhat.com>
PR sanitizer/55617
* config/darwin.c (sort_ctor_records): Stabilized qsort
on constructor priority by using original position.
(finalize_ctors): New routine to sort constructors by
priority before use in assemble_integer.
(machopic_asm_out_constructor): Use finalize_ctors if needed.
Co-Authored-By: Jack Howarth <howarth@bromo.med.uc.edu> Co-Authored-By: Jakub Jelinek <jakub@redhat.com>
From-SVN: r195735
git://gcc.gnu.org / gcc.git / log