Mark Kettenis [Fri, 5 Oct 2012 23:35:55 +0000 (23:35 +0000)]
config.host (*-*-openbsd*): Add t-eh-dw2-dip to tmake_file.
* config.host (*-*-openbsd*): Add t-eh-dw2-dip to tmake_file.
* unwind-dw2-fde-dip.c: Don't include <elf.h> on OpenBSD.
(USE_PT_GNU_EH_FRAME): Define for OpenBSD.
(ElfW): Likewise.
* config/sh/sh.c (builtin_description): Add is_enabled member.
(shmedia_builtin_p): New function.
(bdesc): Use shmedia_builtin_p for existing built-ins.
(sh_media_init_builtins, sh_init_builtins): Merge into single function
sh_init_builtins. Add is_enabled checking. Move variable declarations
to where they are actually used.
(sh_media_builtin_decl, sh_builtin_decl): Merge into single function
sh_builtin_decl. Add is_enabled checking.
(sh_expand_builtin): Move variable declarations to where they are
actually used.
Jakub Jelinek [Fri, 5 Oct 2012 19:30:39 +0000 (21:30 +0200)]
cp-tree.h (SIZEOF_EXPR_TYPE_P): Define.
cp/
* cp-tree.h (SIZEOF_EXPR_TYPE_P): Define.
* tree.c (cp_tree_equal): Handle SIZEOF_EXPR with
SIZEOF_EXPR_TYPE_P.
* mangle.c (write_expression): Likewise.
* cxx-pretty-print.c (pp_cxx_unary_expression): Likewise.
* error.c (dump_expr): Likewise.
* parser.c (cp_parser_unary_expression): For sizeof call
cxx_sizeof_or_alignof_{type,expr} just for diagnostics and
return SIZEOF_EXPR with the operand.
* pt.c (tsubst_copy, tsubst_copy_and_build): For SIZEOF_EXPR,
call cxx_sizeof_or_alignof_{type,expr} for diagnostics, but
return SIZEOF_EXPR with tsubsted operand.
(value_dependent_expression_p): Handle SIZEOF_EXPR with
SIZEOF_EXPR_TYPE_P.
(instantiation_dependent_r): Likewise.
* call.c (null_ptr_cst_p): Call maybe_constant_value for C++98.
* semantics.c (finish_call_expr): Call
sizeof_pointer_memaccess_warning if needed.
(cxx_eval_constant_expression): Handle SIZEOF_EXPR.
(potential_constant_expression_1): Remove early exit for
C++98. Handle PROPERTY_REF.
* decl.c (duplicate_decls): When redeclaring a builtin function,
keep the merged decl builtin also if newdecl is a gnu_inline
inline definition.
(fold_sizeof_expr_r): New function.
(compute_array_index_type): Fold SIZEOF_EXPRs in itype.
* cp-gimplify.c (cp_genericize_r): Fold SIZEOF_EXPR.
* typeck.c (cp_build_binary_op): For warn_for_sign_compare
try harder using maybe_constant_value to get INTEGER_CSTs.
* decl.c (stabilize_vla_size): Call pointer_set_destroy
at the end.
testsuite/
* g++.dg/torture/Wsizeof-pointer-memaccess1.C: New test.
* g++.dg/torture/Wsizeof-pointer-memaccess2.C: New test.
* g++.dg/warn/Wsign-compare-5.C: New test.
* g++.dg/warn/Wsizeof-pointer-memaccess-1.C: New test.
* g++.dg/warn/Wnull-conversion-1.C: For c++11 add dg-error.
* g++.dg/ext/builtin30.C: New test.
* g++.dg/ext/vla12.C: New test.
* gcc.dg/builtins-85.c: New test.
libstdc++-v3/
* testsuite/20_util/shared_ptr/cons/43820_neg.cc: Adjust line
numbers.
Jakub Jelinek [Fri, 5 Oct 2012 19:24:38 +0000 (21:24 +0200)]
re PR debug/54519 (Debug info quality regression due to (pointless) partial inlining)
PR debug/54519
* ipa-split.c (split_function): Add debug args and
debug source and normal stmts for args_to_skip which are
gimple regs.
* tree-inline.c (copy_debug_stmt): When inlining, adjust
source debug bind stmts to debug binds of corresponding
DEBUG_EXPR_DECL.
* gcc.dg/guality/pr54519-1.c: New test.
* gcc.dg/guality/pr54519-2.c: New test.
* gcc.dg/guality/pr54519-3.c: New test.
* gcc.dg/guality/pr54519-4.c: New test.
* gcc.dg/guality/pr54519-5.c: New test.
* gcc.dg/guality/pr54519-6.c: New test.
Marc Glisse [Fri, 5 Oct 2012 19:10:22 +0000 (21:10 +0200)]
re PR target/54686 (std::abs (long long) resorts to std::abs (double) if llabs is absent)
2012-10-05 Marc Glisse <marc.glisse@inria.fr>
PR libstdc++/54686
* include/c_global/cstdlib (abs(long long)): Define with
__builtin_llabs when we have long long.
(abs(long)): Use __builtin_labs.
(abs(__int128)): Define when we have __int128.
Marc Glisse [Fri, 5 Oct 2012 16:20:44 +0000 (18:20 +0200)]
re PR target/54686 (std::abs (long long) resorts to std::abs (double) if llabs is absent)
2012-10-05 Marc Glisse <marc.glisse@inria.fr>
PR libstdc++/54686
* include/c_std/cstdlib (abs(long long)): Define with
__builtin_llabs when we have long long.
(abs(long)): Use __builtin_labs.
(abs(__int128)): Define when we have __int128.
* testsuite/26_numerics/headers/cstdlib/54686.c: New file.
Arnaud Charlet [Fri, 5 Oct 2012 14:33:42 +0000 (16:33 +0200)]
[multiple changes]
2012-10-05 Robert Dewar <dewar@adacore.com>
* sem_ch7.adb: Minor reformatting.
2012-10-05 Ed Schonberg <schonberg@adacore.com>
* sem_prag.adb (Analyze_Pragma, case Persistent_BSS): check for
a duplicate pragma before Rep_Item_Too_Late to prevent spurious
messages about duplicate pragmas.
2012-10-05 Ed Schonberg <schonberg@adacore.com>
* exp_util.adb (Find_Init_Call): If the successor of the
object declaration is a block, check whether it contains the
initialization call, because it may have been created by actuals
that use the secondary stack.
* freeze.adb (Freeze_Expression): Rename local variable Cspc to Spec
and update all refs to it. Do not freeze an entity outside a subprogram
body when the original context is an expression function.
2012-10-05 Robert Dewar <dewar@adacore.com>
* gnat1drv.adb (Adjust_Global_Switches): Default for overflow checking
is suppressed, even if backend overflow/divide checks are enabled.
2012-10-05 Ed Schonberg <schonberg@adacore.com>
* einfo.adb (Set_Invariant_Procedure, Set_Predicate_Function):
chain properly subprograms on Subprograms_For_Type list.
* sem_ch13.ads; (Build_Invariant_Procedure_Declaration): new
procedure, to create declaration for invariant procedure
independently of the construction of the body, so that it can
be called within expression functions.
* sem_ch13.adb (Build_Invariant_Procedure): code cleanup. The
declaration may already have been generated at the point an
explicit invariant aspect is encountered.
* sem_prag.adb; (Analyze_Pragma, case Invariant): create declaration
for invariant procedure.
* sem_ch7.adb (Analyze_Package_Specification): clean up call to
build invariant procedure.
(Preserve_Full_Attributes): propagate information about invariants
if they appear on a completion,
2012-10-05 Pascal Obry <obry@adacore.com>
* gnat_ugn.texi: Update documentation to lift Microsoft C
restriction.
Arnaud Charlet [Fri, 5 Oct 2012 14:26:27 +0000 (16:26 +0200)]
[multiple changes]
2012-10-05 Robert Dewar <dewar@adacore.com>
* sem_util.adb (Has_One_Matching_Field): Handle case of lone
discriminant.
2012-10-05 Yannick Moy <moy@adacore.com>
* checks.adb (Minimize_Eliminate_Overflow_Checks): Correct code
for the division operation and exponent operation. Adjust bound
for the mod and rem operations.
* s-spsufi.adb: Add with clause for Ada.Unchecked_Deallocation.
Add with and use clauses for System.Finalization_Masters.
(Finalize_And_Deallocate): Add an instance of
Ada.Unchecked_Deallocation. Merge the code from the now obsolete
Finalize_Subpool into this routine.
* s-spsufi.ads: Add pragma Preelaborate.
* s-stposu.adb: Remove with clause for
Ada.Unchecked_Deallocation; Add with and use clauses for
System.Storage_Pools.Subpools.Finalization; (Finalize_Pool):
Update the comment on all actions takes with respect to a subpool
finalization. Finalize and deallocate each individual subpool.
(Finalize_Subpool): Removed.
(Free): Removed;
(Detach): Move from package body to spec.
* s-stposu.ads (Detach): Move from package body to spec.
(Finalize_Subpool): Removed.
2012-10-05 Arnaud Charlet <charlet@adacore.com>
* s-tassta.adb: Update comments.
(Vulnerable_Complete_Master): If Free_On_Termination is set, do
nothing, and let the task free itself if not already done.
Jakub Jelinek [Fri, 5 Oct 2012 09:37:25 +0000 (11:37 +0200)]
re PR tree-optimization/54810 (VRP doesn't handle comparison of narrowing cast like comparison of BIT_AND_EXPR)
PR tree-optimization/54810
* tree-vrp.c (register_edge_assert_for_2): Handle
NAME = (unsigned) NAME2; if (NAME cmp CST) for
narrowing casts to unsigned integral type like
NAME = NAME2 & CST2; if (NAME cmp CST) where CST2
is the max value of the unsigned integral type.
PR lto/47788
* tree-streamer-out.c (write_ts_block_tree_pointers): For
inlined functions outer scopes write the ultimate origin
as BLOCK_ABSTRACT_ORIGIN and BLOCK_SOURCE_LOCATION.
Do not stream the fragment chains.
* tree-streamer-in.c (lto_input_ts_block_tree_pointers): Likewise.
* dwarf2out.c (gen_subprogram_die): Handle NULL DECL_INITIAL.
(dwarf2out_decl): Always output DECL_ABSTRACT function decls.
Arnaud Charlet [Thu, 4 Oct 2012 09:18:55 +0000 (11:18 +0200)]
[multiple changes]
2012-10-04 Robert Dewar <dewar@adacore.com>
* sem_eval.adb (Fold_Str, Fold_Uint, Fold_Ureal): Reset static
expression state after Resolve call.
2012-10-04 Robert Dewar <dewar@adacore.com>
* sem_prag.adb (Analyze_Pragma. case Warnngs): Don't make entry
in the table for Warnings Off pragmas if within an instance.
2012-10-04 Ed Schonberg <schonberg@adacore.com>
* sem_ch9.adb (Analyze_Entry_Body): Transfer
Has_Pragma_Unreferenced flag from entry formal to corresponding
entity in body, to prevent spurious warnings when pragma is
present.
2012-10-04 Robert Dewar <dewar@adacore.com>
* s-bignum.adb (Big_Exp): Raise Storage_Error for ludicrously
large results.
2012-10-04 Ed Schonberg <schonberg@adacore.com>
* sem_ch3.adb (Check_Duplicate_Aspects): Diagnose properly
aspects that appear in the partial and the full view of a type.
2012-10-04 Robert Dewar <dewar@adacore.com>
* sinfo.ads (N_Return_Statement): Removed.
2012-10-04 Tristan Gingold <gingold@adacore.com>
* init.c (__gl_zero_cost_exceptions): Comment it as not used
anymore.
* bindgen.adb (Gen_Adainit): Do not emit Zero_Cost_Exceptions
anymore.
2012-10-04 Thomas Quinot <quinot@adacore.com>
* prep.adb, prepcomp.adb, gprep.adb, opt.ads: New preprocessor switch
-a (all source text preserved).
Arnaud Charlet [Thu, 4 Oct 2012 09:12:18 +0000 (11:12 +0200)]
[multiple changes]
2012-10-04 Vincent Celier <celier@adacore.com>
* prj-proc.adb (Recursive_Process): Use project directory
display path name as the value of 'Project_Dir.
2012-10-04 Robert Dewar <dewar@adacore.com>
* exp_ch4.adb (Expand_Compare_Minimize_Eliminate_Overflow):
Deal with case where we get a bignum operand and cannot do a
range analysis.
* sem_eval.adb (Why_Not_Static): Deal with bignum operands
2012-10-04 Ed Schonberg <schonberg@adacore.com>
* sem_ch4.adb (Find_Unary_Types): Within an instance, an
interpretation that involves a predefied arithmetic operator is
not a candidate if the corresponding generic formal type is not
a numeric type.
* sem_util.ads, sem_util.adb (Corresonding_Generic_Type): If a
type is a generic actual type within an instance, return the
corresponding formal in the generic unit, otherwise return
Any_Type.
Robert Dewar [Thu, 4 Oct 2012 09:10:08 +0000 (09:10 +0000)]
checks.adb (Minimize_Eliminate_Overflow_Checks): Dont reanalyze if/case expression if nothing has changed (just reexpand).
2012-10-04 Robert Dewar <dewar@adacore.com>
* checks.adb (Minimize_Eliminate_Overflow_Checks): Dont reanalyze
if/case expression if nothing has changed (just reexpand). Stops
case expression from generating incorrect temporary.
* exp_ch4.adb (Expand_Compare_Minimize_Eliminate_Overflow):
Fix cut and paste typo for range analysis in NE (not equal) case.
* sem_eval.adb (Compile_Time_Compare): Small optimization to
catch some more cases.
* types.ads (Suppressed_Or_Checked): New subtype of
Overflow_Check_Type.
* sem_ch10.adb (Is_Ancestor_Unit): Make global, for use elsewhere.
(Install_Private_with_Clauses): if clause is private and limited,
do not install the limited view if the library unit is an ancestor
of the unit being compiled. This unusual configuration occurs
when compiling a unit DDP, when an ancestor P of DDP has a
private limited with clause on a descendant of P that is itself
an ancestor of DDP.
Yuri Rumyantsev [Thu, 4 Oct 2012 08:13:18 +0000 (08:13 +0000)]
i386.c (ix86_dep_by_shift_count_body): Add check on reload_completed since it can be invoked before register...
* config/i386/i386.c (ix86_dep_by_shift_count_body) : Add
check on reload_completed since it can be invoked before
register allocation phase in pre-reload schedule.
(ia32_multipass_dfa_lookahead) : Do not use dfa_lookahead for pre-reload
schedule to save compile time.
(ix86_sched_reorder) : Do not perform ready list reordering for pre-reload
schedule to save compile time.
(insn_is_function_arg) : New function. Returns true if lhs of insn is
HW function argument register.
(add_parameter_dependencies) : New function. Add output dependencies
for chain of function adjacent arguments if only there is a move to
likely spilled HW registers. Return first argument if at least one
dependence was added or NULL otherwise.
(avoid_func_arg_motion) : New function. Add output or anti dependency
from insn to first_arg to restrict code motion.
(add_dependee_for_func_arg) : New function. Avoid cross block motion of
function argument through adding dependency from the first non-jump
insn in bb.
(ix86_dependencies_evaluation_hook) : New function. Hook for pre-reload schedule:
avoid motion of function arguments passed in passed in likely spilled
HW registers.
(ix86_adjust_priority) : New function. Hook for pre-reload schedule: set priority
of moves from likely spilled HW registers to maximum to schedule them
as soon as possible.
(ix86_sched_init_global): Do not perform multipass scheduling for pre-reload
schedule to save compile time.
Kaz Kojima [Thu, 4 Oct 2012 03:03:12 +0000 (03:03 +0000)]
sh.c (sh_can_use_simple_return_p): Return false for SHmedia and SHcompact using call_cookie.
* sh.c (sh_can_use_simple_return_p): Return false for SHmedia
and SHcompact using call_cookie.
* sh.md (epilogue): Emit non-inlined return insns for SHmedia
and SHcompact using call_cookie.
Oleg Endo [Wed, 3 Oct 2012 21:36:14 +0000 (21:36 +0000)]
re PR target/50457 (SH2A atomic functions)
PR target/50457
* config/sh/sh.c (parse_validate_atomic_model_option): Handle name
strings in sh_atomic_model.
* config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Move macro implementation
to ...
* config/sh/sh-c.c (sh_cpu_cpp_builtins): ... this new function.
Add __SH1__ and __SH2__ defines. Add __SH_ATOMIC_MODEL_*__ define.
* config/sh/sh-protos.h (sh_atomic_model): Add name and cdef_name
variables.
(sh_cpu_cpp_builtins): Declare new function.
PR target/50457
* config/sh/linux-atomic.S: Delete.
* config/sh/linux-atomic.c: New.
* config/sh/t-linux (LIB2ADD): Replace linux-atomic.S with
linux-atomic.c. Add cflags to disable warnings.
Nick Clifton [Wed, 3 Oct 2012 16:12:22 +0000 (16:12 +0000)]
rx.c (struct decl_chain): New local structure.
* config/rx/rx.c (struct decl_chain): New local structure.
(warned_decls): New local variable. Contains a stack of decls for
which warnings have been issued.
(add_warned_decl): Adds a decl to the stack.
(already_warned): Returns true if a given decl is on the stack.
(rx_set_current_function): Issue a warning if multiple fast
interrupt handlers are defined.
* config/rx/rx.opt (mwarn-multiple-fast-interrupts): New option.
* doc/invoke.texi: Document the option.
Jakub Jelinek [Wed, 3 Oct 2012 14:21:20 +0000 (16:21 +0200)]
re PR c++/54777 ([C++11] Comma operator in constexpr environment can cause ICE)
PR c++/54777
* semantics.c (cxx_eval_constant_expression) <case COMPOUND_EXPR>: If
not ignoring the second operand, pass the original second operand
and not one with stripped nops to cxx_eval_constant_expression.
Arnaud Charlet [Wed, 3 Oct 2012 08:11:48 +0000 (10:11 +0200)]
[multiple changes]
2012-10-03 Ed Schonberg <schonberg@adacore.com>
* sem_ch6.adb (New_Overloaded_Entity): call
Append_Inherited_Subprogram when appropriate.
* sem_dim.adb (Analyze_Dimension_Call): Do not perform dimensional
analysis if call has previous semantic error.
* sem_util.ads, sem_util.adb (Append_Inherited_Subprogram):
new subprogram to handle properly the visibility of inherited
operations that are primitives of a type extension, when the
parent type and operations are declared in the same visible part.
2012-10-03 Robert Dewar <dewar@adacore.com>
* checks.adb (Minimize_Eliminate_Overflow_Checks): Properly
handle case of top level expression within type conversion
* gnat1drv.adb (Adjust_Global_Switches): Set SUPPRESSED as
default for overflow checking for -gnatg mode (includes run-time).
* sem_res.adb (Resolve_Type_Conversion): Avoid bogus warnings
about redundant conversions from MINIMIZED/EXTENDED mode checking
Javier Miranda [Wed, 3 Oct 2012 08:09:15 +0000 (08:09 +0000)]
exp_ch4.adb (Expand_N_Allocator_Expression): Minor code reorganization and cleanup.
2012-10-03 Javier Miranda <miranda@adacore.com>
* exp_ch4.adb (Expand_N_Allocator_Expression): Minor code
reorganization and cleanup. Done to ensure proper management of
the C++ constructor covering tagged and untagged types and also
non-default constructors.
* exp_ch6.ads, exp_ch6.adb (Make_CPP_Constructor_Call_In_Allocator):
New subprogram.
Arnaud Charlet [Wed, 3 Oct 2012 08:07:31 +0000 (10:07 +0200)]
[multiple changes]
2012-10-03 Gary Dismukes <dismukes@adacore.com>
* sem_ch6.adb: Minor typo fix.
2012-10-03 Robert Dewar <dewar@adacore.com>
* checks.adb (Apply_Arithmetic_Overflow_Minimized_Eliminated):
Set Top_Level properly (to False) for operand of range of
membership test.
* exp_ch4.adb (Expand_Membership_Minimize_Eliminate_Overflow):
Fix crash with -gnato3 and membership operations.
(Expand_Membership_Minimize_Eliminate_Overflow): Fix error message
and wrong results for -gnato3 large expression and predicated
subtype.
(Expand_Membership_Minimize_Eliminate_Overflow): Use
expression action node to avoid using insert actions (bombs in
some cases).
(Expand_Compare_Minimize_Eliminate_Overflow): Use expression action
node to avoid using insert actions (bombs in some cases).
2012-10-03 Javier Miranda <miranda@adacore.com>
* exp_disp.adb (Set_CPP_Constructors_Old): Handle constructor of
untagged type that has all its parameters with defaults and hence it
covers the default constructor.
Arnaud Charlet [Wed, 3 Oct 2012 08:04:27 +0000 (10:04 +0200)]
[multiple changes]
2012-10-03 Yannick Moy <moy@adacore.com>
* checks.adb, sem_prag.adb, s-bignum.ads: Minor typo fixes.
2012-10-03 Thomas Quinot <quinot@adacore.com>
* g-socket.adb (Connect_Socket, version with timeout): When the
newly-connected socket is reported as available for writing, check
whether it has a pending asynchronous error prior to returning.
2012-10-03 Ed Schonberg <schonberg@adacore.com>
* sem_ch6.adb (Check_Conformance): Additional info when subtype
conformance fails, due to a missing null exclusion indicatar in
a formal that must match a controlling access formal.
gcc/
* ira-int.h (target_ira_int): Add x_ira_useful_class_mode_regs.
(ira_useful_class_mode_regs): New macro.
* ira.c (clarify_prohibited_class_mode_regs): Set up
ira_useful_class_mode_regs.
* ira-color.c (setup_profitable_hard_regs): Use it to initialise
profitable_hard_regs.
gcc/
* ira.h (target_ira): Add x_ira_class_singleton.
(ira_class_singleton): New macro.
* ira.c (setup_prohibited_class_mode_regs): Set up ira_class_singleton.
* ira-build.c (update_conflict_hard_reg_costs): Use
ira_class_singleton to check for classes with a single
allocatable register.
* ira-lives.c (ira_implicitly_set_insn_hard_regs): Likewise.
(single_reg_class): Likewise. When more than one class is specified,
check whether they have the same singleton register.
(process_single_reg_class_operands): Require single_reg_class
to return NO_REGS or a class with a single allocatable register.
Obtain that register from ira_class_singleton.
David Edelsohn [Tue, 2 Oct 2012 14:53:28 +0000 (10:53 -0400)]
rs6000.c (rs6000_option_override_internal): Do not set TARGET_ALTIVEC_VRSAVE for TARGET_ELF.
* config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
set TARGET_ALTIVEC_VRSAVE for TARGET_ELF.
(rs6000_stack_info): Only set vrsave_mask if TARGET_ALTIVEC_VRSAVE.
Jakub Jelinek [Tue, 2 Oct 2012 13:43:09 +0000 (15:43 +0200)]
re PR tree-optimization/54713 (error: non-trivial conversion at assignment in gcc.c-torture/compile/pr53410-2.c)
PR tree-optimization/54713
* expr.c (categorize_ctor_elements_1): Don't assume purpose is
non-NULL.
* tree-cfg.c (verify_gimple_assign_single): Add verification of
vector CONSTRUCTORs.
* tree-ssa-sccvn.c (vn_reference_lookup_3): For VECTOR_TYPE
CONSTRUCTORs, don't do anything if element type is VECTOR_TYPE,
and don't check index.
* tree-vect-slp.c (vect_get_constant_vectors): VIEW_CONVERT_EXPR
ctor elements first if their type isn't compatible with vector
element type.
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