* Removed all Id tags.

[cacao.git] / src / vm / jit / mips / md-abi.h

diff --git a/src/vm/jit/mips/md-abi.h b/src/vm/jit/mips/md-abi.h
index 5317a0ce18130aa8ee166a1f116e4b1374b72dd4..ab8bf31994831343799d39b5bf8c0aa2bfe6db82 100644 (file)
--- a/src/vm/jit/mips/md-abi.h
+++ b/src/vm/jit/mips/md-abi.h
@@ -1,6 +1,6 @@
 /* src/vm/jit/mips/md-abi.h - defines for MIPS ABI
 
-   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
@@ -22,14 +22,6 @@
    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
    02110-1301, USA.
 
-   Contact: cacao@cacaojvm.org
-
-   Authors: Christian Thalinger
-
-   Changes: Christian Ullrich
-
-   $Id: md-abi.h 4357 2006-01-22 23:33:38Z twisti $
-
 */
 
 
@@ -69,34 +61,46 @@
 #define REG_ITMP1_XPTR  REG_ITMP1 /* exception pointer = temporary register 1 */
 #define REG_ITMP2_XPC   REG_ITMP2 /* exception pc = temporary register 2      */
 
+#define REG_A0           4   /* define some argument registers                */
+#define REG_A1           5
+#define REG_A2           6
+#define REG_A3           7
+
+#if SIZEOF_VOID_P == 8
+#define REG_A4           8
+#endif
 
 /* floating point registers */
 
-#define REG_FRESULT     0    /* to deliver floating point method results      */
+#define REG_FRESULT      0   /* to deliver floating point method results      */
 
-#define REG_IFTMP       1    /* temporary integer and floating point register */
+#define REG_IFTMP        1   /* temporary integer and floating point register */
 
 
 #if SIZEOF_VOID_P == 8
 
 /* MIPS64 defines */
 
-#define REG_FTMP1       1    /* temporary floating point register             */
-#define REG_FTMP2       2    /* temporary floating point register             */
-#define REG_FTMP3       3    /* temporary floating point register             */
+#define REG_FTMP1        1   /* temporary floating point register             */
+#define REG_FTMP2        2   /* temporary floating point register             */
+#define REG_FTMP3        3   /* temporary floating point register             */
+
+#define REG_FA0         12   /* define some argument registers                */
+#define REG_FA1         13
+#define REG_FA2         14
 
 #define INT_REG_CNT     32   /* number of integer registers                   */
-#define INT_SAV_CNT     8    /* number of int callee saved registers          */
-#define INT_ARG_CNT     8    /* number of int argument registers              */
-#define INT_TMP_CNT     5    /* number of integer temporary registers         */
-#define INT_RES_CNT    10    /* number of integer reserved registers          */
+#define INT_SAV_CNT      8   /* number of int callee saved registers          */
+#define INT_ARG_CNT      8   /* number of int argument registers              */
+#define INT_TMP_CNT      5   /* number of integer temporary registers         */
+#define INT_RES_CNT     10   /* number of integer reserved registers          */
                              /* + 1 REG_RET totals to 32                      */
 
 #define FLT_REG_CNT     32   /* number of float registers                     */
-#define FLT_SAV_CNT     4    /* number of flt callee saved registers          */
-#define FLT_ARG_CNT     8    /* number of flt argument registers              */
+#define FLT_SAV_CNT      4   /* number of flt callee saved registers          */
+#define FLT_ARG_CNT      8   /* number of flt argument registers              */
 #define FLT_TMP_CNT     16   /* number of float temporary registers           */
-#define FLT_RES_CNT     3    /* number of float reserved registers            */
+#define FLT_RES_CNT      3   /* number of float reserved registers            */
                              /* + 1 REG_RET totals to 32                      */
 
 #define TRACE_ARGS_NUM  8
@@ -138,6 +142,38 @@
 
 #endif /* SIZEOF_VOID_P == 8 */
 
+
+/* ABI defines ****************************************************************/
+
+#if SIZEOF_VOID_P == 8
+# define PA_SIZE    0                   /* we don't have a parameter area     */
+#else
+# define PA_SIZE    4 * 4               /* parameter area is max. 4 * 4 bytes */
+#endif
+
+
+/* packed register defines ****************************************************/
+
+#if SIZEOF_VOID_P == 4
+# if WORDS_BIGENDIAN == 1
+#  define REG_RESULT_PACKED    PACK_REGS(REG_RESULT2, REG_RESULT)
+
+#  define REG_A0_A1_PACKED     PACK_REGS(REG_A1, REG_A0)
+#  define REG_A2_A3_PACKED     PACK_REGS(REG_A3, REG_A2)
+
+#  define REG_ITMP12_PACKED    PACK_REGS(REG_ITMP2, REG_ITMP1)
+#  define REG_ITMP23_PACKED    PACK_REGS(REG_ITMP3, REG_ITMP2)
+# else
+#  define REG_RESULT_PACKED    PACK_REGS(REG_RESULT, REG_RESULT2)
+
+#  define REG_A0_A1_PACKED     PACK_REGS(REG_A0, REG_A1)
+#  define REG_A2_A3_PACKED     PACK_REGS(REG_A2, REG_A3)
+
+#  define REG_ITMP12_PACKED    PACK_REGS(REG_ITMP1, REG_ITMP2)
+#  define REG_ITMP23_PACKED    PACK_REGS(REG_ITMP2, REG_ITMP3)
+# endif
+#endif
+
 #endif /* _MD_ABI_H */