1 /* src/vm/jit/arm/arch.h - architecture defines for arm
3 Copyright (C) 1996-2005, 2006 R. Grafl, A. Krall, C. Kruegel,
4 C. Oates, R. Obermaisser, M. Platter, M. Probst, S. Ring,
5 E. Steiner, C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich,
6 J. Wenninger, Institut f. Computersprachen - TU Wien
8 This file is part of CACAO.
10 This program is free software; you can redistribute it and/or
11 modify it under the terms of the GNU General Public License as
12 published by the Free Software Foundation; either version 2, or (at
13 your option) any later version.
15 This program is distributed in the hope that it will be useful, but
16 WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
25 Contact: cacao@cacaojvm.org
27 Authors: Michael Starzinger
30 $Id: arch.h 6591 2007-01-02 19:14:25Z twisti $
38 /* define architecture features ***********************************************/
40 #define U8_AVAILABLE 1
42 #define USEBUILTINTABLE
44 #define SUPPORT_DIVISION 0
45 #define SUPPORT_LONG 1
46 #if defined(ENABLE_SOFTFLOAT)
47 # define SUPPORT_FLOAT 0
48 # define SUPPORT_DOUBLE 0
50 # define SUPPORT_FLOAT 1
51 # define SUPPORT_DOUBLE 1
52 #endif /* defined(ENABLE_SOFTFLOAT) */
64 #define SUPPORT_LONG_ADD 1
65 #define SUPPORT_LONG_CMP 1
66 #define SUPPORT_LONG_CMP_CONST 1
67 #define SUPPORT_LONG_LOGICAL 1
68 #define SUPPORT_LONG_SHIFT 0
69 #define SUPPORT_LONG_MUL 0
70 #define SUPPORT_LONG_DIV 0
72 #define SUPPORT_LONG_DIV_POW2 0
73 #define SUPPORT_LONG_REM_POW2 0
75 #define SUPPORT_CONST_LOGICAL 0 /* AND, OR, XOR with immediates */
76 #define SUPPORT_CONST_MUL 0 /* mutiply with immediate */
77 #define SUPPORT_CONST_STORE 0 /* do we support const stores */
78 #define SUPPORT_CONST_STORE_ZERO_ONLY 0 /* on some risc machines we can */
79 /* only store REG_ZERO */
81 #define HAS_4BYTE_STACKSLOT
82 #define SUPPORT_COMBINE_INTEGER_REGISTERS
83 #define SUPPORT_PASS_FLOATARGS_IN_INTREGS
85 #define ALIGN_LONGS_IN_MEMORY /* Align Longs and/or Doubles at */
86 #define ALIGN_DOUBLES_IN_MEMORY /* 2*Stackslotsize relativ to stackframe */
87 /* Memory Positions for not Interface Stackslots (allocate_scratch_registers) */
88 /* are not properly aligned in case HAS_4_BYTE_STACKSLOT is not defined! */
89 /* For HAS_4_BYTE_STACKSLOT archs no distinction is made between long and */
90 /* define SUPPORT_COMBINE_INTEGER_REGISTERS */
93 /* exceptions *****************************************************************/
95 #define SUPPORT_HARDWARE_DIVIDE_BY_ZERO 0
98 /* replacement ****************************************************************/
100 #define REPLACEMENT_PATCH_SIZE 4 /* bytes */
101 #define REPLACEMENT_STUB_SIZE 5 /* words */
107 * These are local overrides for various environment variables in Emacs.
108 * Please do not remove this and leave it at the end of the file, where
109 * Emacs will automagically detect them.
110 * ---------------------------------------------------------------------
113 * indent-tabs-mode: t