src/cpu/sparc/vm/interpreter_sparc.hpp

Fri, 30 Apr 2010 08:37:24 -0700

author
twisti
date
Fri, 30 Apr 2010 08:37:24 -0700
changeset 1861
2338d41fbd81
parent 435
a61af66fc99e
child 1907
c18cbe5936b8
permissions
-rw-r--r--

6943304: remove tagged stack interpreter
Reviewed-by: coleenp, never, gbenson

duke@435 1 /*
twisti@1861 2 * Copyright 1997-2010 Sun Microsystems, Inc. All Rights Reserved.
duke@435 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435 4 *
duke@435 5 * This code is free software; you can redistribute it and/or modify it
duke@435 6 * under the terms of the GNU General Public License version 2 only, as
duke@435 7 * published by the Free Software Foundation.
duke@435 8 *
duke@435 9 * This code is distributed in the hope that it will be useful, but WITHOUT
duke@435 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@435 12 * version 2 for more details (a copy is included in the LICENSE file that
duke@435 13 * accompanied this code).
duke@435 14 *
duke@435 15 * You should have received a copy of the GNU General Public License version
duke@435 16 * 2 along with this work; if not, write to the Free Software Foundation,
duke@435 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435 18 *
duke@435 19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
duke@435 20 * CA 95054 USA or visit www.sun.com if you need additional information or
duke@435 21 * have any questions.
duke@435 22 *
duke@435 23 */
duke@435 24
duke@435 25 public:
duke@435 26
twisti@1861 27 static int expr_offset_in_bytes(int i) { return stackElementSize * i + wordSize; }
duke@435 28
duke@435 29 // Stack index relative to tos (which points at value)
twisti@1861 30 static int expr_index_at(int i) { return stackElementWords * i; }
duke@435 31
duke@435 32 // Already negated by c++ interpreter
twisti@1861 33 static int local_index_at(int i) {
twisti@1861 34 assert(i <= 0, "local direction already negated");
twisti@1861 35 return stackElementWords * i;
duke@435 36 }

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