picochip.c (picochip_output_internal_label): This function can now be called for debug CFI labels...
* config/picochip/picochip.c (picochip_output_internal_label):
This function can now be called for debug CFI labels, which can come in
the middle of a vliw instruction. Postpone until end of vliw.
Richard Guenther [Wed, 29 Sep 2010 13:59:08 +0000 (13:59 +0000)]
tree.h (SCOPE_FILE_SCOPE_P): New macro.
2010-09-29 Richard Guenther <rguenther@suse.de>
* tree.h (SCOPE_FILE_SCOPE_P): New macro.
(DECL_FILE_SCOPE_P): Use it.
(TYPE_FILE_SCOPE_P): New macro.
cp/
* cp-tree.h (CP_DECL_CONTEXT): Check DECL_FILE_SCOPE_P.
(CP_TYPE_CONTEXT): Similar.
(FROB_CONTEXT): Frob global_namespace to the global
TRANSLATION_UNIT_DECL.
* decl.c (cxx_init_decl_processing): Build a TRANSLATION_UNIT_DECL,
set DECL_CONTEXT of global_namespace to it.
(start_decl): Use CP_DECL_CONTEXT and test TYPE_P
instead of zeroing context.
(cp_finish_decl): Use DECL_FILE_SCOPE_P.
(grokfndecl): Likewise.
(start_preparsed_function): Likewise.
* name-lookup.c (maybe_push_decl): Use DECL_NAMESPACE_SCOPE_P.
(namespace_binding): Use SCOPE_FILE_SCOPE_P.
* pt.c (template_class_depth): Use CP_TYPE_CONTEXT.
(is_specialization_of_friend): Use CP_DECL_CONTEXT.
(push_template_decl_real): Likewise.
(tsubst_friend_class): Likewise. Adjust context comparisons.
(instantiate_class_template): Use CP_TYPE_CONTEXT.
(tsubst): Do not substitute into TRANSLATION_UNIT_DECL.
* cxx-pretty-print.c (pp_cxx_nested_name_specifier): Use
SCOPE_FILE_SCOPE_P.
Nicola Pero [Wed, 29 Sep 2010 07:34:37 +0000 (07:34 +0000)]
In gcc/: 2010-09-29 Nicola Pero <nicola.pero@meta-innovation.com>
In gcc/:
2010-09-29 Nicola Pero <nicola.pero@meta-innovation.com>
* c-parser.c (c_lex_one_token): In Objective-C, when dealing with
a CPP_NAME which is a reserved word, clearly separate cases for
OBJC_IS_PQ_KEYWORD, OBJC_IS_AT_KEYWORD and OBJC_IS_CXX_KEYWORD.
In gcc/c-family:
2010-09-29 Nicola Pero <nicola.pero@meta-innovation.com>
* c-common.h (OBJC_IS_CXX_KEYWORD): New macro. Updated comments.
(objc_is_reserved_word): Removed.
* c-common.c: Updated comments.
* c-lex.c (c_lex_with_flags): Use OBJC_IS_CXX_KEYWORD instead of
objc_is_reserved_word.
* stub-objc.c (objc_is_reserved_word): Removed.
In gcc/objc/:
2010-09-29 Nicola Pero <nicola.pero@meta-innovation.com>
* objc-act.c (objc_is_reserved_word): Removed.
In gcc/testsuite/:
2010-09-29 Nicola Pero <nicola.pero@meta-innovation.com>
* objc.dg/keywords-1.m: New test.
* objc.dg/keywords-2.m: New test.
* objc.dg/keywords-3.m: New test.
* obj-c++.dg/keywords-1.mm: New test.
* obj-c++.dg/keywords-2.mm: New test.
Nicola Pero [Tue, 28 Sep 2010 23:33:10 +0000 (23:33 +0000)]
In gcc/: 2010-09-29 Nicola Pero <nicola.pero@meta-innovation.com>
In gcc/:
2010-09-29 Nicola Pero <nicola.pero@meta-innovation.com>
* c-parser.c (c_lex_one_token): In Objective-C, do not replace
token->value with the canonical spelling. Do exactly like C and
C++ and leave it as it is.
Jason Merrill [Tue, 28 Sep 2010 21:20:32 +0000 (17:20 -0400)]
tree.c (lvalue_kind): Rename from lvalue_p_1, make nonstatic.
* tree.c (lvalue_kind): Rename from lvalue_p_1, make nonstatic.
(real_lvalue_p): Take const_tree.
* cp-tree.h: Adjust.
* typeck.c (lvalue_or_else): Make temporary arg a permerror.
(cp_build_addr_expr_1): Likewise.
* c-parser.c (c_parser_declaration_or_fndef): Diagnose incorrect prefix
attributes on methods.
(c_parser_objc_method_definition): Handle attributes.
(c_parser_objc_methodproto): Likewise.
(c_parser_objc_maybe_method_attributes): New.
(c_parser_objc_method_decl): Handle attributes, add a similar diagnostic
to ObjC++ for a missing definition.
gcc/c-family:
* c-common.h: Update declarations to include attributes.
* stub-objc.c: Likewise.
* objc.dg/attributes: New.
* objc.dg/attributes/attributes.exp: New.
* objc.dg/attributes/class-attribute-1.m: New.
* objc.dg/attributes/class-attribute-2.m: New
* objc.dg/attributes/categ-attribute-1.m: New
* objc.dg/attributes/categ-attribute-2.m: New
* objc.dg/attributes/proto-attribute-1.m: New
* obj-c++.dg/attributes: New.
* obj-c++.dg/attributes/attributes.exp: New
* obj-c++.dg/attributes/class-attribute-1.mm: New
* obj-c++.dg/attributes/class-attribute-2.mm: New
* obj-c++.dg/attributes/categ-attribute-1.mm: New
* obj-c++.dg/attributes/categ-attribute-2.mm: New
* obj-c++.dg/attributes/proto-attribute-1.mm: New
PR fortran/40569
PR fortran/40568
* intrinsic.c (add_functions): Make compiler_version and
compiler_options CLASS_INQUIRY.
* gfortran.h (gfc_get_option_string): New prototype.
* intrinsic.texi (COMPILER_VERSION, COMPILER_OPTIONS):
Add documentation.
(C_SIZEOF): Mark as inquiry function of ISO_C_BINDING.
(ISO_FORTRAN_ENV): Refer to COMPILER_VERSION and COMPILER_OPTIONS.
(ISO_C_BINDING): Refer to C_SIZEOF.
* options.c (gfc_get_option_string): New function.
* simplify.c (gfc_simplify_compiler_options): Use it.
(gfc_simplify_compiler_version): Include compiler name.
Nicola Pero [Tue, 28 Sep 2010 17:58:55 +0000 (17:58 +0000)]
In gcc/objc/: 2010-09-28 Nicola Pero <nicola.pero@meta-innovation.com>
In gcc/objc/:
2010-09-28 Nicola Pero <nicola.pero@meta-innovation.com>
Merge from 'apple/trunk' branch on FSF servers.
2005-08-23 Stuart Hastings <stuart@apple.com>
Ziemowit Laski <zlaski@apple.com>
Radar 4209854
* objc-act.c (objc_decay_parm_type): New function.
(get_arg_type_list): Decay types for all named arguments.
(objc_push_parm): Rebuild the PARM_DECL if its type has
been decayed.
In gcc/testsuite/:
2010-09-28 Nicola Pero <nicola.pero@meta-innovation.com>
Merge from 'apple/trunk' branch on FSF servers (test method-20.m
from the branch renamed to method-20b.m to avoid clashes).
2005-08-23 Stuart Hastings <stuart@apple.com>
Ziemowit Laski <zlaski@apple.com>
Jan Hubicka [Tue, 28 Sep 2010 16:28:39 +0000 (18:28 +0200)]
tree-ssa-ccp.c (fold_ctor_reference): New function.
* tree-ssa-ccp.c (fold_ctor_reference): New function.
(fold_const_aggregate_ref): Use it.
* fold-const.c (canonicalize_constructor_val): Check that we don't fold
into external static.
Nicola Pero [Tue, 28 Sep 2010 10:20:11 +0000 (10:20 +0000)]
In gcc/objc/: 2010-09-28 Nicola Pero <nicola.pero@meta-innovation.com>
In gcc/objc/:
2010-09-28 Nicola Pero <nicola.pero@meta-innovation.com>
Merge from 'apple/trunk' branch on FSF servers.
2005-07-18 Ziemowit Laski <zlaski@apple.com>
Radar 4175534
* objc-act.c (objc_compare_types): A new silent comparison
mode (-4), differing from regular comparison (-3) in that
'false' is returned instead of issuing warnings.
In gcc/testsuite/:
2010-09-28 Nicola Pero <nicola.pero@meta-innovation.com>
Nicola Pero [Tue, 28 Sep 2010 09:54:51 +0000 (09:54 +0000)]
In gcc/objc/: 2010-09-28 Nicola Pero <nicola.pero@meta-innovation.com>
In gcc/objc/:
2010-09-28 Nicola Pero <nicola.pero@meta-innovation.com>
* objc-act.c (encode_type): Do not add 'r' with the next runtime.
(encode_aggregate_within): Reorganized code to be more readable.
(encode_aggregate_fields): Updated second argument to be 'bool'
instead of 'int'.
Ian Lance Taylor [Tue, 28 Sep 2010 00:07:12 +0000 (00:07 +0000)]
i386.c (ix86_supports_split_stack): -fsplit-stack requires assembler support for CFI directives.
gcc/:
* config/i386/i386.c (ix86_supports_split_stack): -fsplit-stack
requires assembler support for CFI directives.
libgcc/:
* configure.ac: Test whether assembler supports CFI directives.
* config.host: Only add t-stack and i386/t-stack-i386 to
tmake_file if libgcc_cv_cfi is "yes".
* configure: Rebuild.
re PR rtl-optimization/45792 (cris-elf build failure (hangs) due to fix for PR44374)
PR rtl-optimization/45792
* cfgcleanup.c (try_head_merge_bb): New rtx vector nextptr.
If not all insns are to be merged, for each edge, stash the
next candidate after the to-be-merged insns before doing the
merge, and use them for the retry at the new insertion point.
Handle CC0 targets when retrying.
Nicola Pero [Mon, 27 Sep 2010 19:22:13 +0000 (19:22 +0000)]
In gcc/: 2010-09-27 Nicola Pero <nicola.pero@meta-innovation.com>
In gcc/:
2010-09-27 Nicola Pero <nicola.pero@meta-innovation.com>
* doc/objc.texi (Type encoding): Added the new 'long double' (D)
code. Added byref, which was missing in the list of codes.
Explain that enumeration values are encoded as the integer type
that the compiler uses to store them. Explain and make examples
of how 'const' interacts with pointers, and the complication of
the encoding of 'const char *'.
(Legacy type encoding): New subsection, explaining that GCC emits
incorrect type encodings for the NeXT runtime for compatibility
reasons.
(@@encode): New subsection, explaining @encode and particularly
that protocol qualifiers are not recognized inside an @encode()
expression.
(Method signatures): New subsection, explaining how method
signatures are encoded.
In gcc/objc/:
2010-09-27 Nicola Pero <nicola.pero@meta-innovation.com>
PR objc/45763
PR objc/25450
PR objc/25464
* objc-act.c: Improved comments for encoding functions.
(encode_aggregate_within): For the GNU runtime, rewritten some
obsfuscated code to clarify the various cases.
(encode_aggregate): Function removed.
(encode_array): Generate an error if asked to encode an incomplete
array as part of generating instance variables. Else, when
encoding an incomplete array inside a structure, encode it as an
array of zero size.
(encode_pointer): For the GNU runtime, fixed encoding 'BOOL *' as
'^c' instead of '*'.
(encode_gnu_bitfield): Encode enumerated types exactly in the same
type as integer types instead of using a hardcoded 'i'. If asked
to encode a non-integer type as a bitfield, do not abort
compilation immediately; instead generate an error, then skip the
type.
(encode_type): Use a 'switch' instead of a sequence of 'if's.
Added a 'default' clause that gets executed if the type can not be
matched, and that encodes it as '?' (unknown) and produces a
warning. For the GNU runtime, encode enumerated types exactly in
the same way as integer types instead of using a hardcoded 'i'.
Encode long double as 'D'. Encode 128-bit integers as 'T' or 't'.
Encode C++ reference types as pointers. Call encode_vector to
encode vectors.
(encode_vector): New function.
2010-09-27 Nicola Pero <nicola.pero@meta-innovation.com>
Merge from 'apple/trunk' branch on FSF servers. I modified the
changes to be used only when compiling for the NeXT runtime.
Radar 4136935
* objc-act.c (pointee_is_readonly): New function.
(encode_pointer, encode_aggregate_within, encode_type):
Attempt to emulate GCC 3.3 when generating type encodings.
In gcc/testsuite/:
2010-09-27 Nicola Pero <nicola.pero@meta-innovation.com>
PR objc/25464
* objc.dg/type-size-3.m: New test.
2010-09-27 Nicola Pero <nicola.pero@meta-innovation.com>
PR objc/45763
* objc.dg/encode-1.m: Execute the test with the GNU runtime as
well.
2010-09-27 Nicola Pero <nicola.pero@meta-innovation.com>
PR objc/25450
* objc.dg/encode-3.m: Updated for fix of encoding of enums.
* objc.dg/type-size-2.m: Same change.
* obj-c++.dg/encode-5.mm: Same change.
2010-09-27 Nicola Pero <nicola.pero@meta-innovation.com>
Merge from 'apple/trunk' branch on FSF servers. The original
Changelogs are below.
* objc.dg/encode-6.m: Execute the test only with the GNU runtime.
* objc.dg/encode-6-next.m: New file (from encode-6.m in the
branch).
* objc.dg/encode-7-next.m: New file (from encode-7.m in the
branch).
* objc.dg/encode-7-next-64bit.m: New file (from encode-7-64bit.m
in the branch).
* objc.dg/proto-qual-1.m: Test the 3.3 ABI on NeXT (from
proto-qual-1.m in the branch) and the normal ABI on GNU.
* objc.dg/threedotthree-abi-1.m: New file (from the branch). Run
the test only with the NeXT runtime.
* obj-c++/encode-1.mm: Execute the test only with the GNU runtime.
* obj-c++/encode-1-next.mm: New file (from encode-1.mm in the
branch).
* obj-c++.dg/threedotthree-abi-1.mm: New file (from the branch).
Run the test only with the NeXT runtime.
Radar 4301047
* objc.dg/proto-qual-1.m: Fix test to match 3.3 ABI
* obj-c++.dg/threedotthree-abi-1.mm: New
* objc.dg/threedotthree-abi-1.m: New
2005-07-20 Ziemowit Laski <zlaski@apple.com>
Radar 4136935
* obj-c++.dg/encode-1.mm: Tweak encodings to match fix.
* objc.dg/encode-6.m: Likewise.
* objc.dg/encode-7.m: New test case.
In libobjc/:
2010-09-26 Nicola Pero <nicola.pero@meta-innovation.com>
* encoding.c (objc_sizeof_type): Added support for vector type and
for double long types.
(objc_alignof_type): Same change.
(objc_skip_typespec): Same change.
* objc/encoding.h (_C_GCINVISIBLE): Use '|' for _C_GCINVISIBLE
instead of '!' since '!' is already used for _C_VECTOR.
* objc/objc-api.h (_C_LNG_DBL): Added.
Nicola Pero [Mon, 27 Sep 2010 18:04:09 +0000 (18:04 +0000)]
In gcc/: 2010-09-27 Nicola Pero <nicola.pero@meta-innovation.com>
In gcc/:
2010-09-27 Nicola Pero <nicola.pero@meta-innovation.com>
Merge from 'apple/trunk' branch on FSF servers. Removed small
change in build_conditional_expr that had been added when fixing
PR objc/27377 and which did the same check in a less complete way.
Radar 4229905
* typeck.c (composite_pointer_type): Call objc_have_common_type
when comparing two objective-c pointer types.
2005-06-22 Ziemowit Laski <zlaski@apple.com>
Radar 4154928
* call.c (standard_conversion): Allow for a pointer conversion
between any two ObjC pointer types.
* typeck.c (composite_pointer_type): Determine common type
for two ObjC pointer types.
In gcc/testsuite/:
2010-09-27 Nicola Pero <nicola.pero@meta-innovation.com>
Merge from 'apple/trunk' branch on FSF servers. Renamed
const-str-12.m to constr-str-12b.m to avoid conflicts.
* config/i386/i386.h (CLASS_MAX_NREGS): Also handle XCmode.
(UNITS_PER_WORD): Define only when IN_LIBGCC2 is undefined.
(MOVE_MAX_PIECES): Redefine using UNITS_PER_WORD.
(ASM_OUTPUT_AVX_PREFIX): Simplify pointer addition.
i386.md (pro_epilogue_adjust_stack_<mode>_add): Merge from pro_epilogue_adjust_stack_<mode>_{1,2}.
* config/i386/i386.md (pro_epilogue_adjust_stack_<mode>_add): Merge
from pro_epilogue_adjust_stack_<mode>_{1,2}.
(pro_epilogue_adjust_stack_<mode>_add): Rename from
pro_epilogue_adjust_stack_<mode>_3.
* config/i386/i386.c (pro_epilogue_adjust_stack): Update for
renamed pro_epilogue_adjust_stack_{si,di}_add.
(ix86_expand_prologue): Use indirect functions. Update for renamed
pro_epilogue_adjust_stack_{si,di}_sub.
gcc/
* config/mips/mips.c (mips_builtin_decls): Declare.
(mips_init_builtins): Store function declarations in
mips_builtin_decls.
(mips_builtin_decl): New function.
(TARGET_BUILTIN_DECL): Define.
Kai Tietz [Sun, 26 Sep 2010 04:02:24 +0000 (04:02 +0000)]
cygwin.asm: Include auto-host.h.
* config/i386/cygwin.asm: Include auto-host.h.
(cfi_startproc, cfi_endproc, cfi_adjust_cfa_offset,
cfi_def_cfa_register, cfi_register, cfi_push, cfi_pop): New macros.
(__chkstk, __alloca): Annotate for dwarf2 unwind info. Drop
alignment code from the 64-bit path. Use gas local labels.
* config/i386/i386.md (pro_epilogue_adjust_stack_<mode>_2): Macroize
from _di_2. Remove the useless constant integer argument.
(pro_epilogue_adjust_stack_<mode>_3): New.
(allocate_stack_worker_probe_<mode>): Macroize from
allocate_stack_worker_{32,64}. Use __chkstk_ms. Update all users.
* config/i386/i386.c (ix86_expand_prologue): Use __chkstk_ms;
use gen_pro_epilogue_adjust_stack_*_3 and annotate it.
(__chkstk_ms): New function.
* config/i386/t-cygming (LIB1ASMFUNCS): Add _chkstk_ms.
* gcc/config/i386/t-interix: Likewise.
* configure.ac (HAVE_GAS_CFI_DIRECTIVE): Export for target.
(HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
(HAVE_GAS_CFI_SECTIONS_DIRECTIVE): Likewise.
* configure, config.in: Rebuild.
Co-Authored-By: Richard Henderson <rth@redhat.com>
From-SVN: r164628
Daniel Kraft [Sat, 25 Sep 2010 14:27:20 +0000 (16:27 +0200)]
re PR fortran/45776 (Full implementation of variable definition contexts (and related checks))
2010-09-25 Daniel Kraft <d@domob.eu>
PR fortran/45776
* gfortran.h (struct gfc_dt): New member `dt_io_kind'.
* io.c (resolve_tag): F2008 check for NEWUNIT and variable
definition checks for NEWUNIT, IOSTAT, SIZE and IOMSG.
(gfc_free_dt): Correctly handle freeing of `dt_io_kind' and
`extra_comma' with changed semantics.
(gfc_resolve_dt): Check variable definitions.
(match_io_element): Remove INTENT and PURE checks here and
initialize code->ext.dt member.
(match_io): Set dt->dt_io_kind.
(gfc_resolve_inquire): Check variable definition for all tags
except UNIT, FILE and ID.
* resolve.c (resolve_transfer): Variable definition check.
2010-09-25 Daniel Kraft <d@domob.eu>
PR fortran/45776
* gfortran.dg/io_constraints_6.f03: New test.
* gfortran.dg/io_constraints_7.f03: New test.
* gfortran.dg/newunit_2.f90: New test.
* lto-symtab.c (lto_symtab_entry_def): Add guessed field.
(lto_symtab_resolve_symbols): Set it.
(lto_symtab_merge_decls_1): Do not compute used_from_object_file;
store resolution field in cgraph/varpool.
* cgraph.c (cgraph_same_body_alias, cgraph_add_thunk): Return node.
(cgraph_get_node_or_alias, cgraph_get_node_or_alias): Constify.
(cgraph_dump_node): Drop used_from_object_file.
(cgraph_clone_node, cgraph_create_virtual_clone): Likewise.
(cgraph_function_body_availability): Use decl_replaceable_p.
(cgraph_make_node_local): Set resolution to LDPR_PREVAILING_DEF_IRONLY.
(cgraph_can_remove_if_no_direct_calls_and_refs): Use
cgraph_used_from_object_file_p.
(cgraph_will_be_removed_from_program_if_no_direct_calls): Use
cgraph_used_from_object_file_p.
(resolution_used_from_other_file_p): New functoin.
(cgraph_used_from_object_file_p): New predicate.
* cgraph.h: Include plugin-api.h
(struct cgraph_local_info): Remove used_from_object_file.
(struct cgraph_node): Add resolution field.
(struct varpool_node): Likewise; remove used_from_object_file;
reove const_value_known.
(cgraph_get_node, cgraph_get_node_or_alias, cgraph_node,
cgraph_same_body_alias, cgraph_add_thunk): Update prototypes.
(resolution_used_from_other_file_p, cgraph_used_from_object_file_p,
varpool_used_from_object_file_p): Declare.
(varpool_get_node, varpool_extra_name_alias): Update prototype.
* tree.h (DECL_REPLACEABLE_P): Remove.
(decl_replaceable_p, decl_binds_to_current_def_p): Declare.
* final.c (rest_of_clean_state): Use decl_binds_to_current_def_p.
* lto-cgraph.c (lto_output_node, lto_output_varpool_node,
input_overwrite_node, input_node, input_varpool_node): Stream
resolution.
* expr.c (expand_expr_real_1): Use const_value_known_p
* ipa.c (ipa_discover_readonly_nonaddressable_var): Do not set
const_value_known.
(cgraph_externally_visible_p): Use cgraph_used_from_object_file_p.
(function_and_variable_visibility): Set resolution for local vars
and functions.
use varpool_used_from_object_file_p.
* varasm.c (resolution_to_local_definition_p, resolution_local_p): New
static functions.
(default_binds_local_p_1): Use resolutoin info.
(decl_binds_to_current_def_p, decl_replaceable_p): New functions.
* varpool.c (varpool_get_node): Constify.
(const_value_known_p): Do not use vnode->const_value_known;
use decl_replaceable_p.
(varpool_finalize_decl): Do not set const_value_known.
(cgraph_variable_initializer_availability): Use decl_replaceable_p
(varpool_extra_name_alias): Return new node.
(varpool_used_from_object_file_p): New function.
* decl.c (finish_function): Use decl_replaceable_p
* method.c (make_alias_for_thunk): Update call of cgraph_same_body_alias.
* lto.c (lto_promote_cross_file_statics): Use const_value_known_p.
* config/ia64/ia64.c (ia64_dwarf_handle_frame_unspec): New.
(TARGET_DWARF_HANDLE_FRAME_UNSPEC): New.
(do_spill): Use REG_CFA_OFFSET.
(ia64_expand_prologue): Use REG_CFA_ADJUST_CFA and REG_CFA_REGISTER
as appropriate.
(ia64_expand_epilogue): Likewise.
(process_set): Split into ...
(process_cfa_adjust_cfa): this,
(process_cfa_register): this,
(process_cfa_offset): and this new function.
(ia64_asm_unwind_emit): Use them. Expect REG_CFA_* notes
instead of REG_FRAME_RELATED_EXPR.
Jan Hubicka [Fri, 24 Sep 2010 19:14:51 +0000 (21:14 +0200)]
extend.texi: (attribute leaf): Document.
* doc/extend.texi: (attribute leaf): Document.
* tree.c (local_define_builtin): Handle ECF_LEAF.
(build_common_builtin_nodes): Set ECF_LEAF where needed.
* tree.h (ECF_LEAF): New.
* ipa-reference.c (propagate_bits): For leaf calls propagate ever overwrittable
and unavailable functions.
(ipa_init): Put all_module_statics into optimization_summary_obstack.
(copy_global_bitmap): Do not copy all_module_statics.
(read_write_all_from_decl): Use cgraph_node argument; handle ECF_LEAF.
(propagate): Handle overwritable and unavailable leaf functions;
initialize global info for overwritable and unavailable leaf functions;
do not free all module statics.
(ipa_reference_get_not_read_global, ipa_reference_get_not_written_global):
leaf calls don't clobber local statics.
* calls.c (flags_from_decl_or_type): Handle leaf.
* tree-cfg.c (stmt_can_make_abnormal_goto): Leaf functions can't do
abnormal gotos.
* c-common.c (handle_leaf_attribute): New function.
(struct attribute_spec c_common_att): Add leaf.
Jan Hubicka [Fri, 24 Sep 2010 16:24:45 +0000 (18:24 +0200)]
re PR middle-end/45738 (ICE: tree check: expected var_decl, have debug_expr_decl in const_value_known_p, at varpool.c:375)
PR tree-optimization/45738
PR tree-optimization/45741
* expr.c (string_constant): Allow CONST_DECL too;
check that DECL_INITIAL is set.
* varpool.c (const_value_known_p): Only look into VAR_DECL
and CONST_DECL.
Jakub Jelinek [Fri, 24 Sep 2010 14:37:02 +0000 (16:37 +0200)]
re PR middle-end/45234 (ICE in expand_call, at calls.c:2845 when passing aligned function argument from unaligned stack after alloca)
PR middle-end/45234
* rtl.h (enum global_rtl_index): Add
GR_VIRTUAL_PREFERRED_STACK_BOUNDARY.
(LAST_VIRTUAL_POINTER_REGISTER): Define.
(virtual_preferred_stack_boundary_rtx,
VIRTUAL_PREFERRED_STACK_BOUNDARY_REGNUM): Define.
(LAST_VIRTUAL_REGISTER): Increase by one.
(REGNO_PTR_FRAME_P): Use LAST_VIRTUAL_POINTER_REGISTER
instead of LAST_VIRTUAL_REGISTER.
* function.c (instantiate_new_reg): Handle
virtual_preferred_stack_boundary_rtx.
* emit-rtl.c (init_virtual_regs): Handle
VIRTUAL_PREFERRED_STACK_BOUNDARY_REGNUM.
(init_emit_regs): Initialize virtual_preferred_stack_boundary_rtx.
* explow.c (round_push): If crtl->preferred_stack_boundary
is smaller than MAX_SUPPORTED_STACK_ALIGNMENT, use
virtual_preferred_stack_boundary_rtx alignment instead of
crtl->preferred_stack_boundary alignment.
(allocate_dynamic_stack_space): Use CONST_INT_P and REG_P
macros. Never decrease crtl->preferred_stack_boundary,
use crtl->preferred_stack_boundary or MAX_SUPPORTED_STACK_ALIGNMENT
instead of PREFERRED_STACK_BOUNDARY. Don't modify
stack_pointer_delta in dynamic allocation, even when size
is constant.
(probe_stack_range, anti_adjust_stack_and_probe): Use CONST_INT_P
macro.
* print-rtl.c (print_rtx): Handle
VIRTUAL_PREFERRED_STACK_BOUNDARY_REGNUM.
* config/alpha/alpha.h (NONSTRICT_REG_OK_FP_BASE_P): Use
LAST_VIRTUAL_POINTER_REGISTER instead of LAST_VIRTUAL_REGISTER.
* config/frv/frv.c (frv_emit_movsi): Likewise.
* config/arm/arm.c (thumb1_legitimate_address_p): Likewise.
* config/rs6000/rs6000.c (virtual_stack_registers_memory_p):
Likewise.
* gcc.dg/torture/stackalign/alloca-6.c: New test.
* gcc.target/i386/pr45234.c: New test.
Revert:
2010-09-17 H.J. Lu <hongjiu.lu@intel.com>
PR middle-end/45234
* calls.c (expand_call): Make sure that all variable sized
adjustments are multiple of preferred stack boundary after
stack alignment.
Richard Guenther [Fri, 24 Sep 2010 13:21:30 +0000 (13:21 +0000)]
c-decl.c (pop_scope): Always set file-scope DECL_CONTEXT.
2010-09-24 Richard Guenther <rguenther@suse.de>
* c-decl.c (pop_scope): Always set file-scope DECL_CONTEXT.
Make sure to not call set_type_context with error_mark_node.
* langhooks.c (lhd_set_decl_assembler_name): Use DECL_FILE_SCOPE_P.
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