* tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
NULL for variable-sized records too.
(sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
From-SVN: r128553
* trans-types.c (gfc_get_desc_dim_type): Do not to try
emit debug info.
(gfc_get_array_descriptor_base): Likewise.
(gfc_get_mixed_entry_union): Likewise
(gfc_get_derived_type): Set decl location for fields and
derived type itself.
From-SVN: r128540
PR tree-optimization/33319
* tree-vect-analyze.c (vect_same_range_drs): New.
(vect_vfa_range_equal): New.
(vect_is_duplicate_ddr): Removed.
(vect_mark_for_runtime_alias_test): Do not perform marking when
optimizing for size or max_param for alias checking is zero.
Move the function before vect_analyze_data_ref_dependence.
(vect_analyze_data_ref_dependence): Add call to
vect_mark_for_runtime_alias_test in two cases when dependence
is not clear.
(vect_analyze_data_ref_dependences): Do not call to
vect_mark_for_runtime_alias_test.
(vect_prune_runtime_alias_test_list): New.
(vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
* tree-vect-transform.c (vect_estimate_min_profitable_iters):
Update vec_outside_cost.
(vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
(vect_create_cond_for_alias_checks): Build the base address of data
reference from DR_GROUP_FIRST_DR.
(vect_loop_versioning): New.
(vect_transform_loop): Add a call to vect_loop_versioning.
Remove factored out code.
From-SVN: r128539
2007-09-16 Paolo Carlini <pcarlini@suse.de>
Douglas Gregor <doug.gregor@gmail.com>
* include/tr1_impl/type_traits (aligned_storage): Implement
in the neat and general way.
Co-Authored-By: Douglas Gregor <doug.gregor@gmail.com>
From-SVN: r128532
gcc/
* dse.c (find_shift_sequence): Allow word as well as subword shifts.
Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
Fix the call to insn_rtx_cost. Skip access sizes that require a
real truncation of the store register. Use convert_move instead
of gen_lowpart when narrowing the result.
(replace_read): Use convert_move instead of gen_lowpart when
narrowing the store rhs.
gcc/testsuite/
* gcc.target/mips/dse-1.c: New test.
From-SVN: r128530
cp/
PR c++/32756
* call.c (maybe_handle_implicit_object): Set this_p, clear
rvaluedness_matches_p.
(compare_ics): Do not compare rvaluedness matching when one of the
operands is an implicit object.
testsuite/
PR c++/32756
* g++.dg/overload/operator3.C: New.
From-SVN: r128528
gcc/
* config/mips/mips.md (SHORT): Fix long line.
(SUBDI): New mode iterator. Extend the shift-and-truncate insns
to QImode and HImoe.
gcc/testsuite/
* gcc.target/mips/truncate-1.c: New test.
From-SVN: r128525
2007-09-16 Paul Thomas <pault@gcc.gnu.org>
PR fortran/29396
PR fortran/29606
PR fortran/30625
PR fortran/30871
* trans.h : Add extra argument to gfc_build_array_ref. Rename
gfc_conv_aliased_arg to gfc_conv_subref_array_arg. Move
prototype of is_aliased_array to gfortran.h and rename it
gfc_is_subref_array. Add field span to lang_decl, add a new
decl lang specific flag accessed by GFC_DECL_SUBREF_ARRAY_P
and a new type flag GFC_DECL_SUBREF_ARRAY_P.
* trans.c (gfc_build_array_ref): Add the new argument, decl.
If this is a subreference array pointer, use the lang_decl
field 'span' to calculate the offset in bytes and use pointer
arithmetic to address the element.
* trans-array.c (gfc_conv_scalarized_array_ref,
gfc_conv_array_ref): Add the backend declaration as the third
field, if it is likely to be a subreference array pointer.
(gfc_conv_descriptor_dimension, gfc_trans_array_ctor_element,
gfc_trans_array_constructor_element, structure_alloc_comps,
gfc_conv_array_index_offset): For all other references to
gfc_build_array_ref, set the third argument to NULL.
(gfc_get_dataptr_offset): New function.
(gfc_conv_expr_descriptor): If the rhs of a pointer assignment
is a subreference array, then calculate the offset to the
subreference of the first element and set the descriptor data
pointer to this, using gfc_get_dataptr_offset.
trans-expr.c (gfc_get_expr_charlen): Use the expression for the
character length for a character subreference.
(gfc_conv_substring, gfc_conv_subref_array_arg): Add NULL for
third argument in call to gfc_build_array_ref.
(gfc_conv_aliased_arg): Rename to gfc_conv_subref_array_arg.
(is_aliased_array): Remove.
(gfc_conv_function_call): Change reference to is_aliased_array
to gfc_is_subref_array and reference to gfc_conv_aliased_arg to
gfc_conv_subref_array_arg.
(gfc_trans_pointer_assignment): Add the array element length to
the lang_decl 'span' field.
* gfortran.h : Add subref_array_pointer to symbol_attribute and
add the prototype for gfc_is_subref_array.
* trans-stmt.c : Add NULL for third argument in all references
to gfc_build_array_ref.
* expr.c (gfc_is_subref_array): Renamed is_aliased_array.
If this is a subreference array pointer, return true.
(gfc_check_pointer_assign): If the rhs is a subreference array,
set the lhs subreference_array_pointer attribute.
* trans-decl.c (gfc_get_symbol_decl): Allocate the lang_decl
field if the symbol is a subreference array pointer and set an
initial value of zero for the 'span' field.
* trans-io.c (set_internal_unit): Refer to is_subref_array and
gfc_conv_subref_array_arg.
(nml_get_addr_expr): Add NULL third argument to
gfc_build_array_ref.
(gfc_trans_transfer): Use the scalarizer for a subreference
array.
2007-09-16 Paul Thomas <pault@gcc.gnu.org>
PR fortran/29396
PR fortran/29606
PR fortran/30625
PR fortran/30871
* gfortran.dg/subref_array_pointer_1.f90: New test.
* gfortran.dg/subref_array_pointer_2.f90: New test.
From-SVN: r128523
* tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
the VEC is not NULL.
(vectorizable_type_demotion, vectorizable_type_promotion): Check that
get_vectype_for_scalar_type succeeded.
(vectorizable_conversion): Likewise.
From-SVN: r128514
PR libfortran/21185
* runtime/compile_options.c (set_options): Fix typo.
* runtime/main.c (store_exe_path): If getcwd is not available,
don't use it.
* intrinsics/getcwd.c: Same thing here.
* io/unix.c (fallback_access): New fallback function for access.
(fix_fd): Don't use dup if it's not available.
* configure.ac: Check for dup and getcwd.
* configure: Regenerate.
* config.h.in: Regenerate.
From-SVN: r128512
gcc/
2007-09-14 Nigel Stephens <nigel@mips.com>
* config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
for mipsisa32-*-linux*.
From-SVN: r128498
* configure.ac (mips*-sde-elf*): New stanza. Add target-libiberty
to $skipdirs and only disable gprof for newlib. Use the normal
mips*-elf* handling in other respects.
* configure: Regnerate.
gcc/
2007-xx-xx Nigel Stephens <nigel@mips.com>
David Ung <davidu@mips.com>
Thiemo Seufer <ths@mips.com>
Richard Sandiford <richard@codesourcery.com>
* config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
* configure.ac: Add a mipssde threading type.
* configure: Regenerate.
* config/mips/sdemtk.h: New file.
* config/mips/t-sdemtk: Likewise.
* config/mips/sdemtk.opt: Likewise.
* gthr-mipssde.h: Likewise.
* config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
* config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
(MIPS_ICACHE_SYNC): New macro, split from ...
* config/mips/mips.md (clear_cache): ...here.
* config/mips/mips.c (mips_save_reg_p): Check
MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
(build_mips16_function_stub): Use targetm.strip_name_encoding.
(build_mips16_call_stub): Likewise.
libstdc++-v3/
2007-xx-xx Thiemo Seufer <ths@mips.com>
* crossconfig.m4 (mips*-sde-elf*): New stanza.
* configure: Regenerate.
From-SVN: r128495
PR target/32337
* config/ia64/ia64.c (find_gr_spill): Don't decrement
current_frame_info.n_local_regs. Don't return emitted local
regs.
(ia64_compute_frame_size): Improve unwind hack to put
RP, PFS, FP in that order by allowing some of the registers
been already emitted, as long as they are emitted to the
desired register.
From-SVN: r128490
