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
duke@435 | 1 | /* |
duke@435 | 2 | * Copyright 2000-2005 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 | // set frame size and return address offset to these values in blobs |
duke@435 | 26 | // (if the compiled frame uses ebp as link pointer on IA; otherwise, |
duke@435 | 27 | // the frame size must be fixed) |
duke@435 | 28 | enum { |
duke@435 | 29 | no_frame_size = -1 |
duke@435 | 30 | }; |
duke@435 | 31 | |
duke@435 | 32 | |
duke@435 | 33 | # include "incls/_c1_Defs_pd.hpp.incl" |
duke@435 | 34 | |
duke@435 | 35 | // native word offsets from memory address |
duke@435 | 36 | enum { |
duke@435 | 37 | lo_word_offset_in_bytes = pd_lo_word_offset_in_bytes, |
duke@435 | 38 | hi_word_offset_in_bytes = pd_hi_word_offset_in_bytes |
duke@435 | 39 | }; |
duke@435 | 40 | |
duke@435 | 41 | |
duke@435 | 42 | // the processor may require explicit rounding operations to implement the strictFP mode |
duke@435 | 43 | enum { |
duke@435 | 44 | strict_fp_requires_explicit_rounding = pd_strict_fp_requires_explicit_rounding |
duke@435 | 45 | }; |
duke@435 | 46 | |
duke@435 | 47 | |
duke@435 | 48 | // for debug info: a float value in a register may be saved in double precision by runtime stubs |
duke@435 | 49 | enum { |
duke@435 | 50 | float_saved_as_double = pd_float_saved_as_double |
duke@435 | 51 | }; |