Dave Korn [Tue, 27 Apr 2010 02:22:40 +0000 (02:22 +0000)]
re PR lto/42776 (LTO doesn't work on non-ELF platforms.)
ChangeLog:
PR lto/42776
* configure.ac (--enable-lto): Refactor handling so libelf tests
are only performed inside then-clause of ACX_ELF_TARGET_IFELSE,
and allow LTO to be explicitly enabled on non-ELF platforms that
are known to support it inside else-clause.
* configure: Regenerate.
gcc/ChangeLog:
PR lto/42776
* configure.ac (gcc_cv_as_section_has_align): Set if installed
binutils supports extended .section directive needed by LTO, or
warn if older binutils found.
(LTO_BINARY_READER): New AC_SUBST'd variable.
(LTO_USE_LIBELF): Likewise.
* gcc/config.gcc (lto_binary_reader): New target-specific configure
variable.
* gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
(LTO_USE_LIBELF): Likewise.
* configure: Regenerate.
* collect2.c (is_elf): Rename from this ...
(is_elf_or_coff): ... to this, and recognize and allow i386 COFF
object files in addition to ELF-formatted ones.
(scan_prog_file): Caller updated. Also allow for LTO info marker
symbol to be prefixed or not by an extra underscore.
* config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
* config/i386/winnt.c: Also #include lto-streamer.h
(i386_pe_asm_named_section): Specify 1-byte section alignment for
LTO named sections.
(i386_pe_asm_output_aligned_decl_common): Add comment.
(i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
gcc/lto/ChangeLog:
PR lto/42776
* Make-lang.in (LTO_OBJS): Use LTO_BINARY_READER instead of
hardcoding 'lto-elf.o'.
($(LTO_EXE)): Use LTO_USE_LIBELF instead of hardcoding '-lelf'.
* lto-coff.h: New file.
* lto-coff.c: Likewise.
gcc/testsuite/ChangeLog:
PR lto/42776
* lib/lto.exp (lto_prune_vis_warns): New function.
(lto-link-and-maybe-run): Call it.
PR testsuite/35165
* obj-c++.dg/stubify-2.mm: Restrict to ilp32 targets. Require
Darwin8/OSX10.4 - compatible code generation.
Use scan-rtl-dump.
* obj-c++.dg/stubify-1.mm: Ditto.
* lib/objc-torture.exp: Do not require link success for
"trivial.m" in the runtime checks when dowhat = 'compile'.
* lib/dg-pch.exp: (dg-flags-pch): New Proc.
* objc.dg/stubify-1.m: Restrict to ilp32 targets. Require
Darwin8/OSX10.4 - compatible code generation.
* objc.dg/stubify-2.m: Ditto.
* objc.dg/symtab-1.m: Match '.quad' for m64 code.
* objc.dg/next-runtime-1.m: Ditto.
* objc.dg/stret-2.m: Restrict to ilp32 targets.
* objc.dg/pch/pch.exp: Apply tests to both Gnu and NeXT
runtimes on Darwin.
df-problems.c (df_simulate_initialize_forwards): Set, don't clear, bits for artificial defs at the top of the block.
* df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
bits for artificial defs at the top of the block.
* fwprop.c (single_def_use_enter_block): Don't call it.
Eric Botcazou [Mon, 26 Apr 2010 16:32:45 +0000 (16:32 +0000)]
gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
* gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
of shadowing it. Fix comments.
Jie Zhang [Mon, 26 Apr 2010 10:59:34 +0000 (10:59 +0000)]
re PR tree-optimization/43833 (false warning: array subscript is above array bounds with -O3)
PR tree-optimization/43833
* tree-vrp.c (range_int_cst_p): New.
(range_int_cst_singleton_p): New.
(extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
when both operands are constants. Use range_int_cst_p in
BIT_IOR_EXPR case.
testsuite/
PR tree-optimization/43833
gcc.dg/Warray-bounds-8.c: New test case.
Richard Guenther [Mon, 26 Apr 2010 09:13:00 +0000 (09:13 +0000)]
re PR debug/42425 (ICE declaring local class)
2010-04-26 Richard Guenther <rguenther@suse.de>
PR lto/42425
* tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
if emitting debug information and it is either a function
or a namespace decl.
Ira Rosen [Mon, 26 Apr 2010 06:39:27 +0000 (06:39 +0000)]
tree-vectorizer.h (struct _stmt_vec_info): Add new field to determine if the statement is vectorizable...
* tree-vectorizer.h (struct _stmt_vec_info): Add new field to
determine if the statement is vectorizable, and a macro to
access it.
* tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
Skip statements that can't be vectorized. If the analysis
fails, mark the statement as unvectorizable if vectorizing
basic block.
(vect_compute_data_refs_alignment): Likewise.
(vect_verify_datarefs_alignment): Skip statements marked as
unvectorizable. Add print.
(vect_analyze_group_access): Skip statements that can't be
vectorized. If the analysis fails, mark the statement as
unvectorizable if vectorizing basic block.
(vect_analyze_data_ref_accesses, vect_analyze_data_refs):
Likewise.
* tree-vect-stmts.c (vectorizable_store): Fix the number of
generated stmts for SLP.
(new_stmt_vec_info): Initialize the new field.
* tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
statements marked as unvectorizable.
gcc/testsuite:
* gcc.dg/c90-float-1.c: Also test that C1X macros are not defined.
* gcc.dg/c99-float-1.c: Also test that C1X macros are not defined.
* gcc.dg/c1x-float-1.c: New test.
libcpp:
* include/cpplib.h (enum c_lang): Add CLK_GNUC1X and CLK_STDC1X.
* init.c (lang_defaults): Add entries for new language variants.
(cpp_init_builtins): Define __STDC_VERSION__ to 201000L for C1X
variants.
Eric Botcazou [Sun, 25 Apr 2010 09:42:41 +0000 (09:42 +0000)]
exp_dbug.ads: Fix outdated description.
* exp_dbug.ads: Fix outdated description. Mention link between XVS
and XVZ objects.
* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Record_Subtype>: Set
XVZ variable as unit size of XVS type.
(maybe_pad_type): Likewise.
Paolo Bonzini [Sun, 25 Apr 2010 07:52:43 +0000 (07:52 +0000)]
combine.c (find_split_point): Add third argument.
2010-04-25 Paolo Bonzini <bonzini@gnu.org>
* combine.c (find_split_point): Add third argument. Use it
to find nested multiply-accumulate instructions. Adjust calls.
(try_combine): Adjust call to find_split_point.
testsuite:
2010-04-25 Paolo Bonzini <bonzini@gnu.org>
Paul Thomas [Sat, 24 Apr 2010 09:28:32 +0000 (09:28 +0000)]
re PR fortran/43841 (Missing temporary for ELEMENTAL function call)
2010-04-24 Paul Thomas <pault@gcc.gnu.org>
PR fortran/43841
PR fortran/43843
* trans-expr.c (gfc_conv_expr): Supply an address expression for
GFC_SS_REFERENCE.
(gfc_conv_expr_reference): Call gfc_conv_expr and return for
GFC_SS_REFERENCE.
* trans-array.c (gfc_add_loop_ss_code): Store the value rather
than the address of a GFC_SS_REFERENCE.
* trans.h : Change comment on GFC_SS_REFERENCE.
2010-04-24 Paul Thomas <pault@gcc.gnu.org>
PR fortran/43841
PR fortran/43843
* gfortran.dg/elemental_scalar_args_1.f90 : New test.
Jonathan Wakely [Sat, 24 Apr 2010 09:21:23 +0000 (09:21 +0000)]
unique_ptr (unique_ptr::pointer): Use deleter's pointer type if it exists.
2010-04-24 Jonathan Wakely <jwakely.gcc@gmail.com>
* include/bits/unique_ptr (unique_ptr::pointer): Use deleter's
pointer type if it exists.
* testsuite/20_util/unique_ptr/requirements/pointer_type.cc: New.
* testsuite/20_util/unique_ptr/assign/assign_neg.cc: Adjust.
* testsuite/20_util/unique_ptr/modifiers/reset_neg.cc: Adjust.
Pedro Alves [Sat, 24 Apr 2010 00:55:41 +0000 (00:55 +0000)]
filenames.h (IS_DIR_SEPARATOR_1): Rename from IS_DIR_SEPARATOR...
2010-04-23 Pedro Alves <pedro@codesourcery.com>
include/
* filenames.h (IS_DIR_SEPARATOR_1): Rename from IS_DIR_SEPARATOR,
always define it independently of host, add `dos_based' parameter,
and handle it.
(HAS_DRIVE_SPEC_1): Rename from HAS_DRIVE_SPEC, always define it
independently of host, add `dos_based' parameter, and handle it.
(IS_ABSOLUTE_PATH_1): Rename from IS_ABSOLUTE_PATH, always define
it independently of host, add `dos_based' parameter, and handle
it.
(IS_DOS_DIR_SEPARATOR, IS_DOS_ABSOLUTE_PATH)
(IS_UNIX_DIR_SEPARATOR, IS_UNIX_ABSOLUTE_PATH)
(HAS_DOS_DRIVE_SPEC): New.
(HAS_DRIVE_SPEC): Reimplement on top of HAS_DRIVE_SPEC_1.
(IS_DIR_SEPARATOR): Reimplement on top of IS_DIR_SEPARATOR_1.
(IS_ABSOLUTE_PATH): Reimplement on top of IS_ABSOLUTE_PATH_1.
* libiberty.h (dos_lbasename, unix_lbasename): Declare.
libiberty/
* lbasename.c (lbasename): Split into ...
(unix_lbasename, dos_basename): ... these.
(lbasename): ... and reimplement on top of them.
* Makefile.in (lbasename.o): Add dependency on
$(INCDIR)/filenames.h.
toplev.c (general_init): Set default for fdiagnostics-show-option.
2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
* toplev.c (general_init): Set default for
fdiagnostics-show-option.
* opts.c (common_handle_option): Allow disabling it.
* common.opt (fdiagnostics-show-option): Add Var. Enabled by
default.
testsuite/
* gcc.dg/Wconversion-integer.c: Update.
Martin Jambor [Fri, 23 Apr 2010 14:52:06 +0000 (16:52 +0200)]
re PR tree-optimization/43846 (array vs members, total scalarization issues)
2010-04-23 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/43846
* tree-sra.c (struct access): New flag grp_assignment_read.
(build_accesses_from_assign): Set grp_assignment_read.
(sort_and_splice_var_accesses): Propagate grp_assignment_read.
(enum mark_read_status): New type.
(analyze_access_subtree): Propagate grp_assignment_read, create
accesses also if both direct_read and root->grp_assignment_read.
Ira Rosen [Thu, 22 Apr 2010 18:03:01 +0000 (18:03 +0000)]
re PR tree-optimization/43842 (ice in vect_create_epilog_for_reduction)
PR tree-optimization/43842
* tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
loop unrolling in update of exit phis. Fix comment.
* tree-vect-slp.c (vect_analyze_slp): Check that there are at
least two reduction statements in the loop before starting SLP
analysis.
* tree-parloops.c (loop_parallel_p): New argument
parloop_obstack. Pass it down.
(parallelize_loops): New variable parloop_obstack. Initialize it,
pass it down, free it.
* tree-loop-linear.c (linear_transform_loops): Pass down
lambda_obstack.
* tree-data-ref.h (lambda_compute_access_matrices): New argument
of type struct obstack *.
* tree-data-ref.c (analyze_subscript_affine_affine): New variable
scratch_obstack. Initialize it, pass down, free it.
* lambda.h (lambda_loop_new): Remove.
(lambda_matrix_new, lambda_matrix_inverse)
(lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
argument of type struct obstack *.
* lambda-trans.c (lambda_trans_matrix_new): New argument
lambda_obstack. Pass it down, use obstack allocation for ret.
(lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
it down.
* lambda-mat.c (lambda_matrix_get_column)
(lambda_matrix_project_to_null): Remove.
(lambda_matrix_new): New argument lambda_obstack. Use obstack
allocation for mat.
(lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
lambda_obstack.
* lambda-code.c (lambda_loop_new): New function.
(lambda_lattice_new, compute_nest_using_fourier_motzkin)
(lambda_compute_auxillary_space, lambda_compute_target_space)
(lambda_loopnest_transform, gcc_loop_to_lambda_loop)
(lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
(build_access_matrix): New argument lambda_obstack. Use obstack
allocation for am.
(lambda_compute_step_signs, lambda_compute_access_matrices): New
argument lambda_obstack. Pass it down.
ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and df_simulate_find_noclobber_defs as appropriate.
* ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
df_simulate_find_noclobber_defs as appropriate. Keep track of an
extra set merge_set_noclobber, and use it to relax the final test
slightly.
* df.h (df_simulate_find_noclobber_defs): Declare.
* df-problems.c (df_simulate_find_defs): Don't ignore partial or
conditional defs.
(df_simulate_find_noclobber_defs): New function.
* include/parallel/partition.h (__parallel_partition):
Improve scalability by:
-introducing new variables __leftold, __rightold, __dist, thus
-getting rid of omp lock by using atomic operations
-getting rid of two omp barriers
* c-tree.h (push_init_level, pop_init_level, set_init_index)
(process_init_element): New argument of type struct obstack *.
* c-typeck.c (push_init_level, pop_init_level, set_designator)
(set_init_index, set_init_label, set_nonincremental_init)
(set_nonincremental_init_from_string, find_init_member)
(output_init_element, output_pending_init_elements)
(process_init_element): New argument braced_init_obstack. Pass it
down.
(push_range_stack, add_pending_init): New argument
braced_init_obstack. Use obstack allocation.
* c-parser.c (c_parser_initelt, c_parser_initval): New argument
braced_init_obstack. Pass it down.
(c_parser_braced_init): New variables ret, braced_init_obstack.
Initialize obstack, pass it down and finally free it.
gcc/
PR middle-end/29274
* optabs.h (expand_widening_mult): Declare.
* tree-pass.h (pass_optimize_widening_mul): Declare.
* tree-ssa-math-opts.c (execute_optimize_widening_mul,
gate_optimize_widening_mul): New static functions.
(pass_optimize_widening_mul): New.
* expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New
case.
<case MULT_EXPR>: Remove support for widening multiplies.
* tree.def (WIDEN_MULT_EXPR): Tweak comment.
* cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
simplify_gen_unary rather than directly building extensions.
* tree-cfg.c (verify_gimple_assign_binary): Add tests for
WIDEN_MULT_EXPR.
* expmed.c (expand_widening_mult): New function.
* passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
gcc/testsuite/
PR middle-end/29274
* gcc.target/i386/wmul-1.c: New test.
* gcc.target/i386/wmul-2.c: New test.
* gcc.target/bfin/wmul-1.c: New test.
* gcc.target/bfin/wmul-2.c: New test.
Richard Guenther [Thu, 22 Apr 2010 08:34:41 +0000 (08:34 +0000)]
re PR fortran/43829 (Scalarization of reductions)
2010-04-22 Richard Guenther <rguenther@suse.de>
PR fortran/43829
* resolve.c (gfc_resolve_index): Wrap around ...
(gfc_resolve_index_1): ... this. Add parameter to allow
any integer kind index type.
(resolve_array_ref): Allow any integer kind for the start
index of an array ref.
* gfortran.dg/vector_subscript_6.f90: New testcase.
* gfortran.dg/assign_10.f90: Adjust.
Jan Hubicka [Wed, 21 Apr 2010 14:41:03 +0000 (16:41 +0200)]
lto.c (globalize_cross_file_statics): When function has address taken, it needs to be public.
* lto.c (globalize_cross_file_statics): When function has address taken,
it needs to be public.
* varpool.c (decide_is_variable_needed): Variable is always needed
during ltrans.
Jan Hubicka [Wed, 21 Apr 2010 14:38:38 +0000 (16:38 +0200)]
cgraph.c (dump_cgraph_node): Dump also assembler name.
* cgraph.c (dump_cgraph_node): Dump also assembler name.
* ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
at WPA dumping.
(cgraph_decide_inlining): Do not expect callee to be removed in all
cases.
Jakub Jelinek [Wed, 21 Apr 2010 11:57:42 +0000 (13:57 +0200)]
re PR middle-end/43570 (OpenMP: Invalid read of size 1 (libgomp.fortran/vla6.f90))
PR middle-end/43570
* omp-low.c (scan_sharing_clauses): Don't scan_omp_op
OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
(lower_copyprivate_clauses): Use private var in outer
context instead of original var. Make sure the types
are correct for VLAs.
projects / thirdparty / gcc.git / log
