/* Internal functions.
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/* Internal functions.
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Copyright (C) 2011 Free Software Foundation, Inc.
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Copyright (C) 2011 Free Software Foundation, Inc.
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This file is part of GCC.
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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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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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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3, or (at your option) any later
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Software Foundation; either version 3, or (at your option) any later
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version.
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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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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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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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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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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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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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<http://www.gnu.org/licenses/>. */
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#include "config.h"
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#include "config.h"
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#include "system.h"
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#include "system.h"
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#include "coretypes.h"
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#include "coretypes.h"
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#include "internal-fn.h"
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#include "internal-fn.h"
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#include "tree.h"
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#include "tree.h"
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#include "expr.h"
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#include "expr.h"
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#include "optabs.h"
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#include "optabs.h"
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#include "gimple.h"
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#include "gimple.h"
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/* The names of each internal function, indexed by function number. */
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/* The names of each internal function, indexed by function number. */
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const char *const internal_fn_name_array[] = {
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const char *const internal_fn_name_array[] = {
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#define DEF_INTERNAL_FN(CODE, FLAGS) #CODE,
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#define DEF_INTERNAL_FN(CODE, FLAGS) #CODE,
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#include "internal-fn.def"
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#include "internal-fn.def"
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#undef DEF_INTERNAL_FN
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#undef DEF_INTERNAL_FN
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"<invalid-fn>"
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"<invalid-fn>"
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};
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};
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/* The ECF_* flags of each internal function, indexed by function number. */
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/* The ECF_* flags of each internal function, indexed by function number. */
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const int internal_fn_flags_array[] = {
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const int internal_fn_flags_array[] = {
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#define DEF_INTERNAL_FN(CODE, FLAGS) FLAGS,
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#define DEF_INTERNAL_FN(CODE, FLAGS) FLAGS,
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#include "internal-fn.def"
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#include "internal-fn.def"
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#undef DEF_INTERNAL_FN
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#undef DEF_INTERNAL_FN
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0
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0
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};
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};
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/* ARRAY_TYPE is an array of vector modes. Return the associated insn
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/* ARRAY_TYPE is an array of vector modes. Return the associated insn
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for load-lanes-style optab OPTAB. The insn must exist. */
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for load-lanes-style optab OPTAB. The insn must exist. */
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static enum insn_code
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static enum insn_code
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get_multi_vector_move (tree array_type, convert_optab optab)
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get_multi_vector_move (tree array_type, convert_optab optab)
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{
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{
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enum insn_code icode;
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enum insn_code icode;
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enum machine_mode imode;
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enum machine_mode imode;
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enum machine_mode vmode;
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enum machine_mode vmode;
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gcc_assert (TREE_CODE (array_type) == ARRAY_TYPE);
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gcc_assert (TREE_CODE (array_type) == ARRAY_TYPE);
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imode = TYPE_MODE (array_type);
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imode = TYPE_MODE (array_type);
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vmode = TYPE_MODE (TREE_TYPE (array_type));
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vmode = TYPE_MODE (TREE_TYPE (array_type));
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icode = convert_optab_handler (optab, imode, vmode);
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icode = convert_optab_handler (optab, imode, vmode);
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gcc_assert (icode != CODE_FOR_nothing);
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gcc_assert (icode != CODE_FOR_nothing);
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return icode;
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return icode;
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}
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}
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/* Expand LOAD_LANES call STMT. */
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/* Expand LOAD_LANES call STMT. */
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static void
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static void
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expand_LOAD_LANES (gimple stmt)
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expand_LOAD_LANES (gimple stmt)
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{
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{
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struct expand_operand ops[2];
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struct expand_operand ops[2];
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tree type, lhs, rhs;
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tree type, lhs, rhs;
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rtx target, mem;
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rtx target, mem;
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lhs = gimple_call_lhs (stmt);
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lhs = gimple_call_lhs (stmt);
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rhs = gimple_call_arg (stmt, 0);
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rhs = gimple_call_arg (stmt, 0);
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type = TREE_TYPE (lhs);
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type = TREE_TYPE (lhs);
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target = expand_expr (lhs, NULL_RTX, VOIDmode, EXPAND_WRITE);
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target = expand_expr (lhs, NULL_RTX, VOIDmode, EXPAND_WRITE);
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mem = expand_normal (rhs);
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mem = expand_normal (rhs);
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gcc_assert (MEM_P (mem));
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gcc_assert (MEM_P (mem));
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PUT_MODE (mem, TYPE_MODE (type));
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PUT_MODE (mem, TYPE_MODE (type));
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create_output_operand (&ops[0], target, TYPE_MODE (type));
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create_output_operand (&ops[0], target, TYPE_MODE (type));
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create_fixed_operand (&ops[1], mem);
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create_fixed_operand (&ops[1], mem);
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expand_insn (get_multi_vector_move (type, vec_load_lanes_optab), 2, ops);
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expand_insn (get_multi_vector_move (type, vec_load_lanes_optab), 2, ops);
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}
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}
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/* Expand STORE_LANES call STMT. */
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/* Expand STORE_LANES call STMT. */
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static void
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static void
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expand_STORE_LANES (gimple stmt)
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expand_STORE_LANES (gimple stmt)
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{
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{
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struct expand_operand ops[2];
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struct expand_operand ops[2];
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tree type, lhs, rhs;
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tree type, lhs, rhs;
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rtx target, reg;
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rtx target, reg;
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lhs = gimple_call_lhs (stmt);
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lhs = gimple_call_lhs (stmt);
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rhs = gimple_call_arg (stmt, 0);
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rhs = gimple_call_arg (stmt, 0);
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type = TREE_TYPE (rhs);
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type = TREE_TYPE (rhs);
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target = expand_expr (lhs, NULL_RTX, VOIDmode, EXPAND_WRITE);
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target = expand_expr (lhs, NULL_RTX, VOIDmode, EXPAND_WRITE);
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reg = expand_normal (rhs);
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reg = expand_normal (rhs);
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gcc_assert (MEM_P (target));
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gcc_assert (MEM_P (target));
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PUT_MODE (target, TYPE_MODE (type));
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PUT_MODE (target, TYPE_MODE (type));
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create_fixed_operand (&ops[0], target);
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create_fixed_operand (&ops[0], target);
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create_input_operand (&ops[1], reg, TYPE_MODE (type));
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create_input_operand (&ops[1], reg, TYPE_MODE (type));
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expand_insn (get_multi_vector_move (type, vec_store_lanes_optab), 2, ops);
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expand_insn (get_multi_vector_move (type, vec_store_lanes_optab), 2, ops);
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}
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}
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/* Routines to expand each internal function, indexed by function number.
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/* Routines to expand each internal function, indexed by function number.
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Each routine has the prototype:
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Each routine has the prototype:
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expand_<NAME> (gimple stmt)
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expand_<NAME> (gimple stmt)
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where STMT is the statement that performs the call. */
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where STMT is the statement that performs the call. */
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static void (*const internal_fn_expanders[]) (gimple) = {
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static void (*const internal_fn_expanders[]) (gimple) = {
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#define DEF_INTERNAL_FN(CODE, FLAGS) expand_##CODE,
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#define DEF_INTERNAL_FN(CODE, FLAGS) expand_##CODE,
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#include "internal-fn.def"
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#include "internal-fn.def"
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#undef DEF_INTERNAL_FN
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#undef DEF_INTERNAL_FN
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0
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0
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};
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};
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/* Expand STMT, which is a call to internal function FN. */
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/* Expand STMT, which is a call to internal function FN. */
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void
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void
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expand_internal_call (gimple stmt)
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expand_internal_call (gimple stmt)
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{
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{
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internal_fn_expanders[(int) gimple_call_internal_fn (stmt)] (stmt);
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internal_fn_expanders[(int) gimple_call_internal_fn (stmt)] (stmt);
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}
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}
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