-/* jit/x86_64/arch.h - architecture defines for x86_64
+/* src/vm/jit/x86_64/arch.h - architecture defines for x86_64
- 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) 1996-2008, 2009
+ CACAOVM - Verein zur Foerderung der freien virtuellen Maschine CACAO
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 1887 2005-01-27 11:29:56Z twisti $
+ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301, USA.
*/
#ifndef _ARCH_H
#define _ARCH_H
+#define JIT_COMPILER_VIA_SIGNAL
-/* define registers ***********************************************************/
+#include "config.h"
-#define RIP -1
-#define RAX 0
-#define RCX 1
-#define RDX 2
-#define RBX 3
-#define RSP 4
-#define RBP 5
-#define RSI 6
-#define RDI 7
-#define R8 8
-#define R9 9
-#define R10 10
-#define R11 11
-#define R12 12
-#define R13 13
-#define R14 14
-#define R15 15
+/* define architecture features ***********************************************/
-#define XMM0 0
-#define XMM1 1
-#define XMM2 2
-#define XMM3 3
-#define XMM4 4
-#define XMM5 5
-#define XMM6 6
-#define XMM7 7
-#define XMM8 8
-#define XMM9 9
-#define XMM10 10
-#define XMM11 11
-#define XMM12 12
-#define XMM13 13
-#define XMM14 14
-#define XMM15 15
+#define SUPPORT_DIVISION 1
+#define SUPPORT_LONG 1
+#define SUPPORT_I2F 1
+#define SUPPORT_I2D 1
+#define SUPPORT_L2F 1
+#define SUPPORT_L2D 1
-/* preallocated registers *****************************************************/
+/* ATTENTION: x86_64 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
-/* integer registers */
-
-#define REG_RESULT RAX /* to deliver method results */
+#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 1
-#define REG_ITMP1 RAX /* temporary register */
-#define REG_ITMP2 R10 /* temporary register and method pointer */
-#define REG_ITMP3 R11 /* temporary register */
+#define SUPPORT_LONG_DIV_POW2 1
+#define SUPPORT_LONG_REM_POW2 1
-#define REG_NULL -1 /* used for reg_of_var where d is not needed */
+#define SUPPORT_CONST_LOGICAL 1 /* AND, OR, XOR with immediates */
+#define SUPPORT_CONST_MUL 1 /* mutiply with immediate */
-#define REG_ITMP1_XPTR RAX /* exception pointer = temporary register 1 */
-#define REG_ITMP2_XPC R10 /* exception pc = temporary register 2 */
+#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 REG_SP RSP /* stack pointer */
-/* floating point registers */
+/* float **********************************************************************/
-#define REG_FRESULT XMM0 /* to deliver floating point method results */
+#define SUPPORT_FLOAT 1
-#define REG_FTMP1 XMM8 /* temporary floating point register */
-#define REG_FTMP2 XMM9 /* temporary floating point register */
-#define REG_FTMP3 XMM10 /* temporary floating point register */
+#if defined(ENABLE_SOFT_FLOAT_CMP)
+# define SUPPORT_FLOAT_CMP 0
+#else
+# define SUPPORT_FLOAT_CMP 1
+#endif
-#define INT_ARG_CNT 6 /* number of int argument registers */
-#define INT_SAV_CNT 5 /* number of int callee saved registers */
+/* double *********************************************************************/
-#define FLT_ARG_CNT 8 /* number of flt argument registers */
-#define FLT_SAV_CNT 0 /* number of flt callee saved registers */
+#define SUPPORT_DOUBLE 1
-#define TRACE_ARGS_NUM 6
+#if defined(ENABLE_SOFT_FLOAT_CMP)
+# define SUPPORT_DOUBLE_CMP 0
+#else
+# define SUPPORT_DOUBLE_CMP 1
+#endif
-/* define architecture features ***********************************************/
+#define CONSECUTIVE_INTEGER_ARGS
+#define CONSECUTIVE_FLOAT_ARGS
+
+
+/* branches *******************************************************************/
+
+#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
+
+
+/* exceptions *****************************************************************/
+
+#define SUPPORT_HARDWARE_DIVIDE_BY_ZERO 1
+
-#define POINTERSIZE 8
-#define WORDS_BIGENDIAN 0
+/* stackframe *****************************************************************/
-#define U8_AVAILABLE 1
+#define STACKFRMAE_RA_BETWEEN_FRAMES 1
+#define STACKFRAME_RA_TOP_OF_FRAME 0
+#define STACKFRAME_LEAFMETHODS_RA_REGISTER 0
+#define STACKFRAME_SYNC_NEEDS_TWO_SLOTS 0
-#define USE_CODEMMAP 1
-#define SUPPORT_DIVISION 1
-#define SUPPORT_LONG 1
-#define SUPPORT_FLOAT 1
-#define SUPPORT_DOUBLE 1
-/* #define SUPPORT_FMOD 1 */
-/* #define SUPPORT_IFCVT 1 */
-/* #define SUPPORT_FICVT 1 */
+/* replacement ****************************************************************/
-#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 1
-#define SUPPORT_LONG_ICVT 1
-#define SUPPORT_LONG_FCVT 1
+#define REPLACEMENT_PATCH_SIZE 2 /* bytes */
-#define SUPPORT_LOGICAL_CONST 1 /* AND, OR, XOR with immediates */
+/* subtype ********************************************************************/
-#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 USES_NEW_SUBTYPE 1
-/* #define USEBUILTINTABLE */
+/* memory barriers ************************************************************/
-#define CONDITIONAL_LOADCONST
+#define CAS_PROVIDES_FULL_BARRIER 1
-#define CONSECUTIVE_INTARGS
-#define CONSECUTIVE_FLOATARGS
+#define USES_PATCHABLE_MEMORY_BARRIER 1
#endif /* _ARCH_H */
* c-basic-offset: 4
* tab-width: 4
* End:
+ * vim:noexpandtab:sw=4:ts=4:
*/
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