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
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
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
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
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
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
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
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
* 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
* 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
* 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
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
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
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
