136 lines
5.8 KiB
C
136 lines
5.8 KiB
C
/* Header for array handling functions
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Copyright (C) 2002, 2003, 2006 Free Software Foundation, Inc.
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Contributed by Paul Brook
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 2, or (at your option) any later
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING. If not, write to the Free
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Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301, USA. */
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/* Generate code to free an array. */
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tree gfc_array_deallocate (tree, tree);
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/* Generate code to initialize an allocate an array. Statements are added to
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se, which should contain an expression for the array descriptor. */
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bool gfc_array_allocate (gfc_se *, gfc_expr *, tree);
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/* Allow the bounds of a loop to be set from a callee's array spec. */
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void gfc_set_loop_bounds_from_array_spec (gfc_interface_mapping *,
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gfc_se *, gfc_array_spec *);
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/* Generate code to create a temporary array. */
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tree gfc_trans_create_temp_array (stmtblock_t *, stmtblock_t *, gfc_loopinfo *,
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gfc_ss_info *, tree, bool, bool, bool, bool);
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/* Generate function entry code for allocation of compiler allocated array
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variables. */
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tree gfc_trans_auto_array_allocation (tree, gfc_symbol *, tree);
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/* Generate entry and exit code for dummy array parameters. */
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tree gfc_trans_dummy_array_bias (gfc_symbol *, tree, tree);
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/* Generate entry and exit code for g77 calling convention arrays. */
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tree gfc_trans_g77_array (gfc_symbol *, tree);
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/* Generate code to deallocate an array, if it is allocated. */
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tree gfc_trans_dealloc_allocated (tree);
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tree gfc_duplicate_allocatable(tree dest, tree src, tree type, int rank);
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tree gfc_nullify_alloc_comp (gfc_symbol *, tree, int);
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tree gfc_deallocate_alloc_comp (gfc_symbol *, tree, int);
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tree gfc_copy_alloc_comp (gfc_symbol *, tree, tree, int);
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/* Add initialization for deferred arrays. */
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tree gfc_trans_deferred_array (gfc_symbol *, tree);
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/* Generate an initializer for a static pointer or allocatable array. */
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void gfc_trans_static_array_pointer (gfc_symbol *);
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/* Generate scalarization information for an expression. */
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gfc_ss *gfc_walk_expr (gfc_expr *);
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/* Walk the arguments of an elemental function. */
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gfc_ss *gfc_walk_elemental_function_args (gfc_ss *, gfc_actual_arglist *,
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gfc_ss_type);
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/* Walk an intrinsic function. */
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gfc_ss *gfc_walk_intrinsic_function (gfc_ss *, gfc_expr *,
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gfc_intrinsic_sym *);
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/* Reverse the order of an SS chain. */
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gfc_ss *gfc_reverse_ss (gfc_ss *);
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/* Free the SS associated with a loop. */
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void gfc_cleanup_loop (gfc_loopinfo *);
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/* Associate a SS chain with a loop. */
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void gfc_add_ss_to_loop (gfc_loopinfo *, gfc_ss *);
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/* Mark a SS chain as used in this loop. */
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void gfc_mark_ss_chain_used (gfc_ss *, unsigned);
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/* Calculates the lower bound and stride of array sections. */
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void gfc_conv_ss_startstride (gfc_loopinfo *);
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void gfc_init_loopinfo (gfc_loopinfo *);
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void gfc_copy_loopinfo_to_se (gfc_se *, gfc_loopinfo *);
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/* Marks the start of a scalarized expression, and declares loop variables. */
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void gfc_start_scalarized_body (gfc_loopinfo *, stmtblock_t *);
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/* Generates the actual loops for a scalarized expression. */
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void gfc_trans_scalarizing_loops (gfc_loopinfo *, stmtblock_t *);
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/* Mark the end of the main loop body and the start of the copying loop. */
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void gfc_trans_scalarized_loop_boundary (gfc_loopinfo *, stmtblock_t *);
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/* Initialize the scalarization loop parameters. */
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void gfc_conv_loop_setup (gfc_loopinfo *);
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/* Resolve array assignment dependencies. */
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void gfc_conv_resolve_dependencies (gfc_loopinfo *, gfc_ss *, gfc_ss *);
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/* Build a null array descriptor constructor. */
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tree gfc_build_null_descriptor (tree);
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/* Get a single array element. */
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void gfc_conv_array_ref (gfc_se *, gfc_array_ref *, gfc_symbol *, locus *);
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/* Translate a reference to a temporary array. */
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void gfc_conv_tmp_array_ref (gfc_se * se);
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/* Translate a reference to an array temporary. */
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void gfc_conv_tmp_ref (gfc_se *);
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/* Evaluate an array expression. */
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void gfc_conv_expr_descriptor (gfc_se *, gfc_expr *, gfc_ss *);
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/* Convert an array for passing as an actual function parameter. */
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void gfc_conv_array_parameter (gfc_se *, gfc_expr *, gfc_ss *, int);
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/* Evaluate and transpose a matrix expression. */
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void gfc_conv_array_transpose (gfc_se *, gfc_expr *);
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/* These work with both descriptors and descriptorless arrays. */
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tree gfc_conv_array_data (tree);
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tree gfc_conv_array_offset (tree);
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/* Return either an INT_CST or an expression for that part of the descriptor. */
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tree gfc_conv_array_stride (tree, int);
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tree gfc_conv_array_lbound (tree, int);
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tree gfc_conv_array_ubound (tree, int);
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/* Build expressions for accessing components of an array descriptor. */
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tree gfc_conv_descriptor_data_get (tree);
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void gfc_conv_descriptor_data_set_internal (stmtblock_t *, tree, tree, bool);
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#define gfc_conv_descriptor_data_set(BLOCK, T1, T2) \
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gfc_conv_descriptor_data_set_internal ((BLOCK), (T1), (T2), false)
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#define gfc_conv_descriptor_data_set_tuples(BLOCK, T1, T2) \
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gfc_conv_descriptor_data_set_internal ((BLOCK), (T1), (T2), true)
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tree gfc_conv_descriptor_data_addr (tree);
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tree gfc_conv_descriptor_offset (tree);
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tree gfc_conv_descriptor_dtype (tree);
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tree gfc_conv_descriptor_stride (tree, tree);
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tree gfc_conv_descriptor_lbound (tree, tree);
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tree gfc_conv_descriptor_ubound (tree, tree);
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/* Add pre-loop scalarization code for intrinsic functions which require
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special handling. */
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void gfc_add_intrinsic_ss_code (gfc_loopinfo *, gfc_ss *);
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