/* Header for array handling functions Copyright (C) 2002, 2003, 2006 Free Software Foundation, Inc. Contributed by Paul Brook This file is part of GCC. GCC is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. GCC is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with GCC; see the file COPYING. If not, write to the Free Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ /* Generate code to free an array. */ tree gfc_array_deallocate (tree, tree); /* Generate code to initialize an allocate an array. Statements are added to se, which should contain an expression for the array descriptor. */ bool gfc_array_allocate (gfc_se *, gfc_expr *, tree); /* Allow the bounds of a loop to be set from a callee's array spec. */ void gfc_set_loop_bounds_from_array_spec (gfc_interface_mapping *, gfc_se *, gfc_array_spec *); /* Generate code to create a temporary array. */ tree gfc_trans_create_temp_array (stmtblock_t *, stmtblock_t *, gfc_loopinfo *, gfc_ss_info *, tree, bool, bool, bool); /* Generate function entry code for allocation of compiler allocated array variables. */ tree gfc_trans_auto_array_allocation (tree, gfc_symbol *, tree); /* Generate entry and exit code for dummy array parameters. */ tree gfc_trans_dummy_array_bias (gfc_symbol *, tree, tree); /* Generate entry and exit code for g77 calling convention arrays. */ tree gfc_trans_g77_array (gfc_symbol *, tree); /* Generate code to deallocate an array, if it is allocated. */ tree gfc_trans_dealloc_allocated (tree); /* Add initialization for deferred arrays. */ tree gfc_trans_deferred_array (gfc_symbol *, tree); /* Generate an initializer for a static pointer or allocatable array. */ void gfc_trans_static_array_pointer (gfc_symbol *); /* Generate scalarization information for an expression. */ gfc_ss *gfc_walk_expr (gfc_expr *); /* Walk the arguments of an elemental function. */ gfc_ss *gfc_walk_elemental_function_args (gfc_ss *, gfc_actual_arglist *, gfc_ss_type); /* Walk an intrinsic function. */ gfc_ss *gfc_walk_intrinsic_function (gfc_ss *, gfc_expr *, gfc_intrinsic_sym *); /* Reverse the order of an SS chain. */ gfc_ss *gfc_reverse_ss (gfc_ss *); /* Free the SS associated with a loop. */ void gfc_cleanup_loop (gfc_loopinfo *); /* Associate a SS chain with a loop. */ void gfc_add_ss_to_loop (gfc_loopinfo *, gfc_ss *); /* Mark a SS chain as used in this loop. */ void gfc_mark_ss_chain_used (gfc_ss *, unsigned); /* Calculates the lower bound and stride of array sections. */ void gfc_conv_ss_startstride (gfc_loopinfo *); void gfc_init_loopinfo (gfc_loopinfo *); void gfc_copy_loopinfo_to_se (gfc_se *, gfc_loopinfo *); /* Marks the start of a scalarized expression, and declares loop variables. */ void gfc_start_scalarized_body (gfc_loopinfo *, stmtblock_t *); /* Generates the actual loops for a scalarized expression. */ void gfc_trans_scalarizing_loops (gfc_loopinfo *, stmtblock_t *); /* Mark the end of the main loop body and the start of the copying loop. */ void gfc_trans_scalarized_loop_boundary (gfc_loopinfo *, stmtblock_t *); /* Initialize the scalarization loop parameters. */ void gfc_conv_loop_setup (gfc_loopinfo *); /* Resolve array assignment dependencies. */ void gfc_conv_resolve_dependencies (gfc_loopinfo *, gfc_ss *, gfc_ss *); /* Build a null array descriptor constructor. */ tree gfc_build_null_descriptor (tree); /* Get a single array element. */ void gfc_conv_array_ref (gfc_se *, gfc_array_ref *); /* Translate a reference to a temporary array. */ void gfc_conv_tmp_array_ref (gfc_se * se); /* Translate a reference to an array temporary. */ void gfc_conv_tmp_ref (gfc_se *); /* Evaluate an array expression. */ void gfc_conv_expr_descriptor (gfc_se *, gfc_expr *, gfc_ss *); /* Convert an array for passing as an actual function parameter. */ void gfc_conv_array_parameter (gfc_se *, gfc_expr *, gfc_ss *, int); /* Evaluate and transpose a matrix expression. */ void gfc_conv_array_transpose (gfc_se *, gfc_expr *); /* These work with both descriptors and descriptorless arrays. */ tree gfc_conv_array_data (tree); tree gfc_conv_array_offset (tree); /* Return either an INT_CST or an expression for that part of the descriptor. */ tree gfc_conv_array_stride (tree, int); tree gfc_conv_array_lbound (tree, int); tree gfc_conv_array_ubound (tree, int); /* Build expressions for accessing components of an array descriptor. */ tree gfc_conv_descriptor_data_get (tree); void gfc_conv_descriptor_data_set (stmtblock_t *, tree, tree); tree gfc_conv_descriptor_data_addr (tree); tree gfc_conv_descriptor_offset (tree); tree gfc_conv_descriptor_dtype (tree); tree gfc_conv_descriptor_stride (tree, tree); tree gfc_conv_descriptor_lbound (tree, tree); tree gfc_conv_descriptor_ubound (tree, tree); /* Add pre-loop scalarization code for intrinsic functions which require special handling. */ void gfc_add_intrinsic_ss_code (gfc_loopinfo *, gfc_ss *);