Tue, 09 Mar 2010 20:16:19 +0100
6919934: JSR 292 needs to support x86 C1
Summary: This implements JSR 292 support for C1 x86.
Reviewed-by: never, jrose, kvn
1 /*
2 * Copyright 2000-2005 Sun Microsystems, Inc. All Rights Reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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23 */
25 // set frame size and return address offset to these values in blobs
26 // (if the compiled frame uses ebp as link pointer on IA; otherwise,
27 // the frame size must be fixed)
28 enum {
29 no_frame_size = -1
30 };
33 # include "incls/_c1_Defs_pd.hpp.incl"
35 // native word offsets from memory address
36 enum {
37 lo_word_offset_in_bytes = pd_lo_word_offset_in_bytes,
38 hi_word_offset_in_bytes = pd_hi_word_offset_in_bytes
39 };
42 // the processor may require explicit rounding operations to implement the strictFP mode
43 enum {
44 strict_fp_requires_explicit_rounding = pd_strict_fp_requires_explicit_rounding
45 };
48 // for debug info: a float value in a register may be saved in double precision by runtime stubs
49 enum {
50 float_saved_as_double = pd_float_saved_as_double
51 };