Mercurial > hg > CbC > CbC_gcc
diff gcc/brig/brigfrontend/brig-copy-move-inst-handler.cc @ 111:04ced10e8804
gcc 7
author | kono |
---|---|
date | Fri, 27 Oct 2017 22:46:09 +0900 |
parents | |
children | 84e7813d76e9 |
line wrap: on
line diff
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gcc/brig/brigfrontend/brig-copy-move-inst-handler.cc Fri Oct 27 22:46:09 2017 +0900 @@ -0,0 +1,73 @@ +/* brig-copy-move-inst-handler.cc -- brig copy/move instruction handling + Copyright (C) 2016-2017 Free Software Foundation, Inc. + Contributed by Pekka Jaaskelainen <pekka.jaaskelainen@parmance.com> + for General Processor Tech. + + 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 3, 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 COPYING3. If not see + <http://www.gnu.org/licenses/>. */ + +#include "brig-code-entry-handler.h" +#include "tree-pretty-print.h" +#include "print-tree.h" +#include "errors.h" +#include "brig-util.h" + +size_t +brig_copy_move_inst_handler::handle_lda (const BrigInstBase *brig_inst) +{ + tree dest_type = gccbrig_tree_type_for_hsa_type (brig_inst->type); + + tree input = build_tree_operand_from_brig (brig_inst, NULL, 1); + tree output = build_tree_operand_from_brig (brig_inst, dest_type, 0); + + build_output_assignment (*brig_inst, output, input); + return brig_inst->base.byteCount; +} + +size_t +brig_copy_move_inst_handler::operator () (const BrigBase *base) +{ + const BrigInstBase *brig_inst + = (const BrigInstBase *) &((const BrigInstBasic *) base)->base; + + if (brig_inst->opcode == BRIG_OPCODE_LDA) + return handle_lda (brig_inst); + + const BrigInstSourceType *inst_src_type = (const BrigInstSourceType *) base; + + tree source_type = gccbrig_tree_type_for_hsa_type (inst_src_type->sourceType); + tree dest_type = gccbrig_tree_type_for_hsa_type (brig_inst->type); + + tree input = build_tree_operand_from_brig (brig_inst, source_type, 1); + tree output = build_tree_operand_from_brig (brig_inst, dest_type, 0); + if (brig_inst->opcode == BRIG_OPCODE_COMBINE) + { + /* For combine, a simple reinterpret cast from the array constructor + works. */ + + tree casted = build_reinterpret_cast (dest_type, input); + tree assign = build2 (MODIFY_EXPR, TREE_TYPE (output), output, casted); + m_parent.m_cf->append_statement (assign); + } + else if (brig_inst->opcode == BRIG_OPCODE_EXPAND) + build_output_assignment (*brig_inst, output, input); + else + { + brig_basic_inst_handler basic (m_parent); + return basic (base); + } + return base->byteCount; +}