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
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--- /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;
+}