-/* vm/jit/i386/arch.h - architecture defines for i386
+/* src/vm/jit/i386/arch.h - architecture defines for i386
- Copyright (C) 1996-2005 R. Grafl, A. Krall, C. Kruegel, C. Oates,
- R. Obermaisser, M. Platter, M. Probst, S. Ring, E. Steiner,
- C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich, J. Wenninger,
- Institut f. Computersprachen - TU Wien
+ Copyright (C) 1996-2005, 2006, 2007 R. Grafl, A. Krall, C. Kruegel,
+ C. Oates, R. Obermaisser, M. Platter, M. Probst, S. Ring,
+ E. Steiner, C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich,
+ J. Wenninger, Institut f. Computersprachen - TU Wien
This file is part of CACAO.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
- 02111-1307, USA.
-
- Contact: cacao@complang.tuwien.ac.at
-
- Authors: Christian Thalinger
-
- $Id: arch.h 1735 2004-12-07 14:33:27Z twisti $
+ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301, USA.
*/
#ifndef _ARCH_H
#define _ARCH_H
+#include "config.h"
+
/* define x86 register numbers ************************************************/
#define ESI 6
#define EDI 7
+/* define architecture features ***********************************************/
-/* preallocated registers *****************************************************/
+#define U8_AVAILABLE 1
-/* integer registers */
-
-#define REG_RESULT EAX /* to deliver method results */
-#define REG_RESULT2 EDX /* to deliver long method results */
+#define SUPPORT_DIVISION 1
+#define SUPPORT_LONG 1
-#define REG_ITMP1 EAX /* temporary register */
-#define REG_ITMP2 ECX /* temporary register */
-#define REG_ITMP3 EDX /* temporary register */
+#define SUPPORT_I2F 1
+#define SUPPORT_I2D 1
+#define SUPPORT_L2F 1
+#define SUPPORT_L2D 1
-#define REG_NULL -1 /* used for reg_of_var where d is not needed */
+/* ATTENTION: i386 architectures support these conversions, but we
+ need the builtin functions in corner cases */
+#define SUPPORT_F2I 0
+#define SUPPORT_F2L 0
+#define SUPPORT_D2I 0
+#define SUPPORT_D2L 0
-#define REG_ITMP1_XPTR EAX /* exception pointer = temporary register 1 */
-#define REG_ITMP2_XPC ECX /* exception pc = temporary register 2 */
+#define SUPPORT_LONG_ADD 1
+#define SUPPORT_LONG_CMP 1
+#define SUPPORT_LONG_CMP_CONST 1
+#define SUPPORT_LONG_LOGICAL 1
+#define SUPPORT_LONG_SHIFT 1
+#define SUPPORT_LONG_MUL 1
+#define SUPPORT_LONG_DIV 0
-#define REG_SP ESP /* stack pointer */
+#define SUPPORT_LONG_DIV_POW2 1
+#define SUPPORT_LONG_REM_POW2 0
-/* floating point registers */
+#define SUPPORT_CONST_LOGICAL 1 /* AND, OR, XOR with immediates */
+#define SUPPORT_CONST_MUL 1 /* mutiply with immediate */
-#define REG_FRESULT 0 /* to deliver floating point method results */
-#define REG_FTMP1 6 /* temporary floating point register */
-#define REG_FTMP2 7 /* temporary floating point register */
-#define REG_FTMP3 7 /* temporary floating point register */
+#define SUPPORT_CONST_STORE 1 /* do we support const stores */
+#define SUPPORT_CONST_STORE_ZERO_ONLY 0 /* on some risc machines we can */
+ /* only store REG_ZERO */
-#define INT_SAV_CNT 3 /* number of int callee saved registers */
-#define INT_ARG_CNT 0 /* number of int argument registers */
+/* float **********************************************************************/
-#define FLT_SAV_CNT 0 /* number of flt callee saved registers */
-#define FLT_ARG_CNT 0 /* number of flt argument registers */
+#define SUPPORT_FLOAT 1
-#define TRACE_ARGS_NUM 8
+#if defined(ENABLE_SOFT_FLOAT_CMP)
+# define SUPPORT_FLOAT_CMP 0
+#else
+# define SUPPORT_FLOAT_CMP 1
+#endif
-/* define architecture features ***********************************************/
+/* double *********************************************************************/
+
+#define SUPPORT_DOUBLE 1
+
+#if defined(ENABLE_SOFT_FLOAT_CMP)
+# define SUPPORT_DOUBLE_CMP 0
+#else
+# define SUPPORT_DOUBLE_CMP 1
+#endif
+
-#define POINTERSIZE 4
-#define WORDS_BIGENDIAN 0
+/* define SUPPORT_COMBINE_INTEGER_REGISTERS */
-#define U8_AVAILABLE 1
-#define USE_CODEMMAP 1
+/* branches *******************************************************************/
-#define SUPPORT_DIVISION 1
-#define SUPPORT_LONG 1
-#define SUPPORT_FLOAT 1
-#define SUPPORT_DOUBLE 1
+#define SUPPORT_BRANCH_CONDITIONAL_CONDITION_REGISTER 1
+#define SUPPORT_BRANCH_CONDITIONAL_ONE_INTEGER_REGISTER 0
+#define SUPPORT_BRANCH_CONDITIONAL_TWO_INTEGER_REGISTERS 0
+#define SUPPORT_BRANCH_CONDITIONAL_UNSIGNED_CONDITIONS 1
-#define SUPPORT_IFCVT 1
-#define SUPPORT_FICVT 1
-#define SUPPORT_LONG_ADD 1
-#define SUPPORT_LONG_CMP 1
-#define SUPPORT_LONG_LOG 1
-#define SUPPORT_LONG_SHIFT 1
-#define SUPPORT_LONG_MUL 1
-#define SUPPORT_LONG_DIV 0
-#define SUPPORT_LONG_ICVT 1
-#define SUPPORT_LONG_FCVT 1
+/* exceptions *****************************************************************/
-#define SUPPORT_CONST_ASTORE 1 /* do we support const astores */
-#define SUPPORT_ONLY_ZERO_ASTORE 0 /* on risc machines we can only store */
- /* REG_ZERO */
+#define SUPPORT_HARDWARE_DIVIDE_BY_ZERO 1
-#define USEBUILTINTABLE
-#define CONDITIONAL_LOADCONST
+/* replacement ****************************************************************/
-/* #define CONSECUTIVE_INTARGS */
-/* #define CONSECUTIVE_FLOATARGS */
+#define REPLACEMENT_PATCH_SIZE 5 /* bytes */
#endif /* _ARCH_H */
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