merged volatile memory barriers

[cacao.git] / src / vm / jit / powerpc / arch.h

diff --git a/src/vm/jit/powerpc/arch.h b/src/vm/jit/powerpc/arch.h
index 38d5f04e41f0095dc81c16b50eabee980ec4a0b2..6544790a22429b47c361bca15ac725ec9bc07841 100644 (file)
--- a/src/vm/jit/powerpc/arch.h
+++ b/src/vm/jit/powerpc/arch.h
@@ -1,6 +1,6 @@
 /* src/vm/jit/powerpc/arch.h - architecture defines for PowerPC
 
-   Copyright (C) 1996-2005, 2006 R. Grafl, A. Krall, C. Kruegel,
+   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
@@ -22,30 +22,21 @@
    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
    02110-1301, USA.
 
-   Contact: cacao@cacaojvm.org
-
-   Authors: Christian Thalinger
-
-   Changes:
-
-   $Id: arch.h 4386 2006-01-30 11:26:34Z christian $
-
 */
 
 
 #ifndef _ARCH_H
 #define _ARCH_H
 
-/* define architecture features ***********************************************/
+#define JIT_COMPILER_VIA_SIGNAL
 
-#define U8_AVAILABLE                     1
+#include "config.h"
 
-#define USEBUILTINTABLE
+
+/* define architecture features ***********************************************/
 
 #define SUPPORT_DIVISION                 1
 #define SUPPORT_LONG                     1
-#define SUPPORT_FLOAT                    1
-#define SUPPORT_DOUBLE                   1
 
 #define SUPPORT_I2F                      0
 #define SUPPORT_I2D                      0
@@ -65,6 +56,9 @@
 #define SUPPORT_LONG_MUL                 0
 #define SUPPORT_LONG_DIV                 0
 
+#define SUPPORT_LONG_DIV_POW2            0
+#define SUPPORT_LONG_REM_POW2            0
+
 #define SUPPORT_CONST_LOGICAL            1  /* AND, OR, XOR with immediates   */
 #define SUPPORT_CONST_MUL                1  /* mutiply with immediate         */
 
@@ -72,17 +66,66 @@
 #define SUPPORT_CONST_STORE_ZERO_ONLY    0  /* on some risc machines we can   */
                                             /* only store REG_ZERO            */
 
-/* #define CONDITIONAL_LOADCONST            1 */
+
+/* float **********************************************************************/
+
+#define SUPPORT_FLOAT                    1
+
+#if defined(ENABLE_SOFT_FLOAT_CMP)
+# define SUPPORT_FLOAT_CMP               0
+#else
+# define SUPPORT_FLOAT_CMP               1
+#endif
+
+
+/* double *********************************************************************/
+
+#define SUPPORT_DOUBLE                   1
+
+#if defined(ENABLE_SOFT_FLOAT_CMP)
+# define SUPPORT_DOUBLE_CMP              0
+#else
+# define SUPPORT_DOUBLE_CMP              1
+#endif
+
 
 #define SPECIALMEMUSE
-#define HAS_4BYTE_STACKSLOT
-#define ALIGN_LONGS_IN_MEMORY       /* Align Longs and/or Doubles at         */
-#define ALIGN_DOUBLES_IN_MEMORY     /* 2*Stackslotsize relativ to stackframe */
+
 /* Memory Positions for not Interface Stackslots (allocate_scratch_registers)*/
 /* are not properly aligned in case HAS_4_BYTE_STACKSLOT is not defined!     */
 /* For HAS_4_BYTE_STACKSLOT archs no distinction is made between long and dbl*/
 #define SUPPORT_COMBINE_INTEGER_REGISTERS
 
+
+/* branches *******************************************************************/
+
+#define SUPPORT_BRANCH_CONDITIONAL_CONDITION_REGISTER       1
+#define SUPPORT_BRANCH_CONDITIONAL_ONE_INTEGER_REGISTER     0
+#define SUPPORT_BRANCH_CONDITIONAL_TWO_INTEGER_REGISTERS    0
+
+
+/* exceptions *****************************************************************/
+
+#define SUPPORT_HARDWARE_DIVIDE_BY_ZERO  0
+
+
+/* stackframe *****************************************************************/
+
+#define STACKFRMAE_RA_BETWEEN_FRAMES              0
+#define STACKFRAME_RA_TOP_OF_FRAME                0
+#define STACKFRAME_RA_LINKAGE_AREA                1
+#define STACKFRAME_LEAFMETHODS_RA_REGISTER        1
+#define STACKFRAME_SYNC_NEEDS_TWO_SLOTS           1
+
+
+/* replacement ****************************************************************/
+
+#define REPLACEMENT_PATCH_SIZE           4 /* bytes */
+
+/* subtype ********************************************************************/
+
+#define USES_NEW_SUBTYPE                 1
+
 #endif /* _ARCH_H */