* trans-array.c (gfc_get_proc_ifc_for_expr): New function.
(gfc_walk_elemental_function_args): Move code to
gfc_get_proc_ifc_for_expr and call it.
From-SVN: r184139
2012-02-05 Paul Thomas <pault@gcc.gnu.org>
* trans-array.c (gfc_array_allocate): Zero memory for all class
array allocations.
* trans-stmt.c (gfc_trans_allocate): Ditto for class scalars.
PR fortran/52102
* trans-stmt.c (gfc_trans_allocate): Before correcting a class
array reference, ensure that 'dataref' points to the _data
component that is followed by the array reference..
2012-02-05 Paul Thomas <pault@gcc.gnu.org>
PR fortran/52102
* gfortran.dg/class_48.f90 : Add test of allocate class array
component with source in subroutine test3. Remove commenting
out in subroutine test4, since branching on unitialized variable
is now fixed (no PR for this last.).
From-SVN: r183915
2012-01-27 Paul Thomas <pault@gcc.gnu.org>
Tobias Burnus <burnus@gcc.gnu.org>
PR fortran/48705
PR fortran/51870
PR fortran/51943
PR fortran/51946
* trans-array.c (gfc_array_init_size): Add two extra arguments
to convey the dynamic element size of a calls object and to
return the number of elements that have been allocated.
(gfc_array_allocate): Add the same arguments and use them to
call gfc_array_init_size. Before the allocation dereference
the data pointer, if necessary. Set the allocated array to zero
if the class element size or expr3 are non-null.
* trans-expr.c (gfc_conv_class_to_class): Give this function
global scope.
(get_class_array_ref): New function.
(gfc_copy_class_to_class): New function.
* trans-array.h : Update prototype for gfc_array_allocate.
* trans-stmt.c (gfc_trans_allocate): For non-variable class
STATUS expressions extract the class object and the dynamic
element size. Use the latter to call gfc_array_allocate and
the former for setting the vptr and, via
gfc_copy_class_to_clasfc_cs, to copy to the allocated data.
* trans.h : Prototypes for gfc_get_class_array_ref,
gfc_copy_class_to_class and gfc_conv_class_to_class.
2012-01-27 Paul Thomas <pault@gcc.gnu.org>
Tobias Burnus <burnus@gcc.gnu.org>
PR fortran/48705
* gfortran.dg/class_allocate_11.f03: New.
PR fortran/51870
PR fortran/51943
PR fortran/51946
* gfortran.dg/class_allocate_7.f03: New.
* gfortran.dg/class_allocate_8.f03: New.
* gfortran.dg/class_allocate_9.f03: New.
* gfortran.dg/class_allocate_10.f03: New.
Co-Authored-By: Tobias Burnus <burnus@gcc.gnu.org>
From-SVN: r183613
2012-01-16 Paul Thomas <pault@gcc.gnu.org>
* trans-array.c (gfc_trans_create_temp_array): In the case of a
class array temporary, detect a null 'eltype' on entry and use
'initial' to provde the class reference and so, through the
vtable, the element size for the dynamic type.
* trans-stmt.c (gfc_conv_elemental_dependencies): For class
expressions, set 'eltype' to null and pass the values via the
'initial' expression.
2012-01-16 Paul Thomas <pault@gcc.gnu.org>
* gfortran.dg/class_array_3.f03: Remove the explicit loop in
subroutine 'qsort' and use index array to assign the result.
From-SVN: r183216
2012-01-13 Paul Thomas <pault@gcc.gnu.org>
PR fortran/48351
* trans-array.c (structure_alloc_comps): Suppress interative
call to self, when current component is deallocated using
gfc_trans_dealloc_allocated.
* class.c (gfc_build_class_symbol): Copy the 'alloc_comp'
attribute from the declared type to the class structure.
2012-01-13 Paul Thomas <pault@gcc.gnu.org>
PR fortran/48351
* gfortran.dg/alloc_comp_assign.f03: New.
* gfortran.dg/allocatable_scalar_9.f90: Reduce count of
__BUILTIN_FREE from 38 to 32.
From-SVN: r183162
PR fortran/50981
* trans-array.h (gfc_walk_elemental_function_args): New argument.
* trans-intrinsic.c (gfc_walk_intrinsic_function): Update call.
* trans-stmt.c (gfc_trans_call): Ditto.
* trans-array.c (gfc_walk_function_expr): Ditto.
(gfc_walk_elemental_function_args): Get the dummy argument list
if possible. Check that the dummy and the actual argument are both
optional, and set can_be_null_ref accordingly.
* gfortran.dg/elemental_optional_args_2.f90: New test.
From-SVN: r182875
PR fortran/50981
* trans.h (struct gfc_ss_info): New field data::scalar::can_be_null_ref
* trans-array.c: If the reference can be NULL, save the reference
instead of the value.
* trans-expr.c (gfc_conv_expr): If we have saved a reference,
dereference it.
From-SVN: r182874
2012-01-02 Paul Thomas <pault@gcc.gnu.org>
PR fortran/51529
* trans-array.c (gfc_array_allocate): Null allocated memory of
newly allocted class arrays.
PR fortran/46262
PR fortran/46328
PR fortran/51052
* interface.c(build_compcall_for_operator): Add a type to the
expression.
* trans-expr.c (conv_base_obj_fcn_val): New function.
(gfc_conv_procedure_call): Use base_expr to detect non-variable
base objects and, ensuring that there is a temporary variable,
build up the typebound call using conv_base_obj_fcn_val.
(gfc_trans_class_assign): Pick out class procedure pointer
assignments and do the assignment with no further prcessing.
(gfc_trans_class_array_init_assign, gfc_trans_class_init_assign
gfc_trans_class_assign): Move to top of file.
* gfortran.h : Add 'base_expr' field to gfc_expr.
* resolve.c (get_declared_from_expr): Add 'types' argument to
switch checking of derived types on or off.
(resolve_typebound_generic_call): Set the new argument.
(resolve_typebound_function, resolve_typebound_subroutine):
Set 'types' argument for get_declared_from_expr appropriately.
Identify base expression, if not a variable, in the argument
list of class valued calls. Assign it to the 'base_expr' field
of the final expression. Strip away all references after the
last class reference.
2012-01-02 Paul Thomas <pault@gcc.gnu.org>
PR fortran/46262
PR fortran/46328
PR fortran/51052
* gfortran.dg/typebound_operator_7.f03: New.
* gfortran.dg/typebound_operator_8.f03: New.
From-SVN: r182796
2011-12-15 Paul Thomas <pault@gcc.gnu.org>
* trans-expr.c (gfc_walk_function_expr): Detect elemental
procedure components as well as elemental procedures.
* trans-array.c (gfc_conv_procedure_call): Ditto.
* trans-decl.c (gfc_trans_deferred_vars): Correct erroneous
break for class pointers to continue.
2011-12-15 Paul Thomas <pault@gcc.gnu.org>
* gfortran.dg/class_array_3.f03: Remove explicit indexing of
A%disp() to use scalarizer.
* gfortran.dg/class_array_9.f03: New.
From-SVN: r182389
2011-12-11 Paul Thomas <pault@gcc.gnu.org>
Tobias Burnus <burnus@gcc.gnu.org>
PR fortran/41539
PR fortran/43214
PR fortran/43969
PR fortran/44568
PR fortran/46356
PR fortran/46990
PR fortran/49074
* interface.c(symbol_rank): Return the rank of the _data
component of class objects.
(compare_parameter): Also compare the derived type of the class
_data component for type mismatch. Similarly, return 1 if the
formal and _data ranks match.
(compare_actual_formal): Do not compare storage sizes for class
expressions. It is an error if an actual class array, passed to
a formal class array is not full.
* trans-expr.c (gfc_class_data_get, gfc_class_vptr_get,
gfc_vtable_field_get, gfc_vtable_hash_get, gfc_vtable_size_get,
gfc_vtable_extends_get, gfc_vtable_def_init_get,
gfc_vtable_copy_get): New functions for class API.
(gfc_conv_derived_to_class): For an array reference in an
elemental procedure call retain the ss to provide the
scalarized array reference. Moved in file.
(gfc_conv_class_to_class): New function.
(gfc_conv_subref_array_arg): Use the type of the
class _data component as a basetype.
(gfc_conv_procedure_call): Ensure that class array expressions
have both the _data reference and an array reference. Use
gfc_conv_class_to_class to handle class arrays for elemental
functions in scalarized loops, class array elements and full
class arrays. Use a call to gfc_conv_subref_array_arg in order
that the copy-in/copy-out for passing class arrays to derived
type arrays occurs correctly.
(gfc_conv_expr): If it is missing, add the _data component
between a class object or component and an array reference.
(gfc_trans_class_array_init_assign): New function.
(gfc_trans_class_init_assign): Call it for array expressions.
* trans-array.c (gfc_add_loop_ss_code): Do not use a temp for
class scalars since their size will depend on the dynamic type.
(build_class_array_ref): New function.
(gfc_conv_scalarized_array_ref): Call build_class_array_ref.
(gfc_array_init_size): Add extra argument, expr3, that represents
the SOURCE argument. If present,use this for the element size.
(gfc_array_allocate): Also add argument expr3 and use it when
calling gfc_array_init_size.
(structure_alloc_comps): Enable class arrays.
* class.c (gfc_add_component_ref): Carry over the derived type
of the _data component.
(gfc_add_class_array_ref): New function.
(class_array_ref_detected): New static function.
(gfc_is_class_array_ref): New function that calls previous.
(gfc_is_class_scalar_expr): New function.
(gfc_build_class_symbol): Throw not implemented error for
assumed size class arrays. Remove error that prevents
CLASS arrays.
(gfc_build_class_symbol): Prevent pointer/allocatable conflict.
Also unset codimension.
(gfc_find_derived_vtab): Make 'copy' elemental and set the
intent of the arguments accordingly.:
* trans-array.h : Update prototype for gfc_array_allocate.
* array.c (gfc_array_dimen_size): Return failure if class expr.
(gfc_array_size): Likewise.
* gfortran.h : New prototypes for gfc_add_class_array_ref,
gfc_is_class_array_ref and gfc_is_class_scalar_expr.
* trans-stmt.c (trans_associate_var): Exclude class targets
from test. Move the allocation of the _vptr to an earlier time
for class objects.
(trans_associate_var): Assign the descriptor directly for class
arrays.
(gfc_trans_allocate): Add expr3 to gfc_array_allocate arguments.
Convert array element references into sections. Do not invoke
gfc_conv_procedure_call, use gfc_trans_call instead.
* expr.c (gfc_get_corank): Fix for BT_CLASS.
(gfc_is_simply_contiguous): Exclude class from test.
* trans.c (gfc_build_array_ref): Include class array refs.
* trans.h : Include prototypes for class API functions that are
new in trans-expr. Define GFC_DECL_CLASS(node).
* resolve.c (check_typebound_baseobject ): Remove error for
non-scalar base object.
(resolve_allocate_expr): Ensure that class _data component is
present. If array, call gfc_expr_to_intialize.
(resolve_select): Remove scalar error for SELECT statement as a
temporary measure.
(resolve_assoc_var): Update 'target' (aka 'selector') as
needed. Ensure that the target expression has the right rank.
(resolve_select_type): Ensure that target expressions have a
valid locus.
(resolve_allocate_expr, resolve_fl_derived0): Fix for BT_CLASS.
* trans-decl.c (gfc_get_symbol_decl): Set GFC_DECL_CLASS, where
appropriate.
(gfc_trans_deferred_vars): Get class arrays right.
* match.c(select_type_set_tmp): Add array spec to temporary.
(gfc_match_select_type): Allow class arrays.
* check.c (array_check): Ensure that class arrays have refs.
(dim_corank_check, dim_rank_check): Retrun success if class.
* primary.c (gfc_match_varspec): Fix for class arrays and
co-arrays. Make sure that class _data is present.
(gfc_match_rvalue): Handle class arrays.
*trans-intrinsic.c (gfc_conv_intrinsic_size): Add class array
reference.
(gfc_conv_allocated): Add _data component to class expressions.
(gfc_add_intrinsic_ss_code): ditto.
* simplify.c (simplify_cobound): Fix for BT_CLASS.
(simplify_bound): Return NULL for class arrays.
(simplify_cobound): Obtain correct array_spec. Use cotype as
appropriate. Use arrayspec for bounds.
2011-12-11 Paul Thomas <pault@gcc.gnu.org>
Tobias Burnus <burnus@gcc.gnu.org>
PR fortran/41539
PR fortran/43214
PR fortran/43969
PR fortran/44568
PR fortran/46356
PR fortran/46990
PR fortran/49074
* gfortran.dg/class_array_1.f03: New.
* gfortran.dg/class_array_2.f03: New.
* gfortran.dg/class_array_3.f03: New.
* gfortran.dg/class_array_4.f03: New.
* gfortran.dg/class_array_5.f03: New.
* gfortran.dg/class_array_6.f03: New.
* gfortran.dg/class_array_7.f03: New.
* gfortran.dg/class_array_8.f03: New.
* gfortran.dg/coarray_poly_1.f90: New.
* gfortran.dg/coarray_poly_2.f90: New.
* gfortran.dg/coarray/poly_run_1.f90: New.
* gfortran.dg/coarray/poly_run_2.f90: New.
* gfortran.dg/class_to_type_1.f03: New.
* gfortran.dg/type_to_class_1.f03: New.
* gfortran.dg/typebound_assignment_3.f03: Remove the error.
* gfortran.dg/auto_dealloc_2.f90: Occurences of __builtin_free
now 2.
* gfortran.dg/class_19.f03: Occurences of __builtin_free now 8.
Co-Authored-By: Tobias Burnus <burnus@gcc.gnu.org>
From-SVN: r182210
PR fortran/43829
* trans-array.c (gfc_conv_expr_descriptor): Accept the inline intrinsic
case in the assertion.
* trans-intrinsic (enter_nested_loop): New function.
(gfc_conv_intrinsic_arith): Support non-scalar cases.
(nest_loop_dimension, walk_inline_intrinsic_arith): New functions.
(walk_inline_intrinsic_function): Handle sum and product.
(gfc_inline_intrinsic_function_p): Ditto.
* trans.h (gfc_get_loopinfo): New macro.
From-SVN: r180920
* trans-array.h (gfc_free_ss, gfc_set_delta): New prototypes.
* trans-array.c (gfc_free_ss): Remove forward declaration.
Make non-static.
(set_delta, gfc_set_delta): Remove forward declaration.
Make non-static and rename the former to the later. Update uses.
From-SVN: r180905
* trans-array.c (outermost_loop): New function.
(gfc_trans_array_constructor, gfc_set_vector_loop_bounds,
gfc_add_loop_ss_code): Put generated code out of the outermost loop.
From-SVN: r180902
* trans-array.c (gfc_add_loop_ss_code): Skip non-nestedmost ss.
Call recursively gfc_add_loop_ss_code for all the nested loops.
(gfc_conv_ss_startstride): Only get the descriptor for the outermost
ss. Call recursively gfc_conv_ss_startstride for all the nested loops.
(set_loop_bounds): Call recursively for all the nested loops.
(set_delta): Ditto.
From-SVN: r180898
* trans.h (struct gfc_loopinfo): New fields nested and next.
* trans-array.c (gfc_add_ss_to_loop): Update list of nested list if
ss has non-null nested_ss field.
From-SVN: r180897
* trans-array.c (get_array_ref_dim, get_scalarizer_dim_for_array_dim):
Rename the former to the latter and loop over the parents.
(innermost_ss): New function.
(get_array_ref_dim_for_loop_dim): New function.
(gfc_trans_create_temp_array): Use get_scalarizer_dim_for_array_dim.
(set_loop_bounds): Use get_array_dim_for_loop_dim).
From-SVN: r180894
* trans.h (struct gfc_ss): New field parent.
* trans-array.c (gfc_trans_scalarizing_loops): Skip clearing if a
parent exists.
* trans-expr.c (gfc_advance_se_ss_chain): Move to parent ss at the
end of the chain.
From-SVN: r180889
* trans-array.c (gfc_trans_array_constructor, trans_array_constructor):
Rename the former to the later. Get loop from ss.
Remove loop argument.
(gfc_add_loop_ss_code): Update call.
From-SVN: r180886
* trans.h (struct gfc_ss_info): New field refcount.
* trans-array.c (free_ss_info): Decrement refcount. Return early if
still non-zero.
(gfc_get_array_ss, gfc_get_temp_ss, gfc_get_scalar_ss): Increment
refcount.
From-SVN: r180883
* trans-array.c (set_loop_bounds): Separate the beginning of
gfc_conv_loop_setup into a function of its own.
(set_delta): Separate the end of gfc_conv_loop_setup into a function
of its own.
(gfc_conv_loop_setup): Call set_loop_bounds and set delta.
(set_loop_bounds, set_delta, gfc_conv_loop_setup): Make loopspec a
pointer to the specloop field from the loop struct.
From-SVN: r180880
* trans.h (struct gfc_ss, struct gfc_ss_info): Move field
string_length from the former struct to the latter.
* trans-array.c
(gfc_get_temp_ss, gfc_trans_array_constructor, gfc_add_loop_ss_code,
gfc_conv_ss_descriptor, gfc_conv_scalarized_array_ref,
gfc_conv_resolve_dependencies, gfc_conv_loop_setup,
gfc_conv_expr_descriptor): Update references to string_length and
factor common reference chains where possible.
* trans-const.c (gfc_conv_constant): Ditto.
* trans-expr.c (gfc_conv_variable, gfc_conv_subref_array_arg,
gfc_conv_expr): Ditto.
From-SVN: r180869
