/* Target definitions for delta68.
- Copyright 1993, 1994 Free Software Foundation, Inc.
+ Copyright 1993, 1994, 1998, 1999, 2000 Free Software Foundation, Inc.
-This file is part of GDB.
+ This file is part of GDB.
-This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
-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., 675 Mass Ave, Cambridge, MA 02139, USA. */
+ 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. */
+
+struct frame_info;
+
+#include "regcache.h"
/* Define BPT_VECTOR if it is different than the default.
This is the vector number used by traps to indicate a breakpoint. */
#define BPT_VECTOR 0x1
-#undef CPLUS_MARKER
-#define CPLUS_MARKER '%'
-
#define GCC_COMPILED_FLAG_SYMBOL "gcc_compiled%"
#define GCC2_COMPILED_FLAG_SYMBOL "gcc2_compiled%"
a function return value of type TYPE, and copy that, in virtual format,
into VALBUF. */
+/* When it returns a float/double value, use fp0 in sysV68. */
/* When it returns a pointer value, use a0 in sysV68. */
-#define EXTRACT_RETURN_VALUE(TYPE,REGBUF,VALBUF) \
- memcpy ((VALBUF), \
- (char *) ((REGBUF) + \
- (TYPE_CODE(TYPE) == TYPE_CODE_PTR ? 8 * 4 : \
- (TYPE_LENGTH(TYPE) >= 4 ? 0 : 4 - TYPE_LENGTH(TYPE)))), \
- TYPE_LENGTH(TYPE))
+#define DEPRECATED_EXTRACT_RETURN_VALUE(TYPE,REGBUF,VALBUF) \
+ if (TYPE_CODE (TYPE) == TYPE_CODE_FLT) \
+ REGISTER_CONVERT_TO_VIRTUAL (FP0_REGNUM, TYPE, \
+ ®BUF[REGISTER_BYTE (FP0_REGNUM)], \
+ VALBUF); \
+ else \
+ memcpy ((VALBUF), \
+ (char *) ((REGBUF) + \
+ (TYPE_CODE(TYPE) == TYPE_CODE_PTR ? 8 * 4 : \
+ (TYPE_LENGTH(TYPE) >= 4 ? 0 : 4 - TYPE_LENGTH(TYPE)))), \
+ TYPE_LENGTH(TYPE))
/* Write into appropriate registers a function return value
of type TYPE, given in virtual format. */
+/* When it returns a float/double value, use fp0 in sysV68. */
/* When it returns a pointer value, use a0 in sysV68. */
-#define STORE_RETURN_VALUE(TYPE,VALBUF) \
- write_register_bytes ((TYPE_CODE(TYPE) == TYPE_CODE_PTR ? 8 * 4 : 0), \
- VALBUF, TYPE_LENGTH (TYPE))
+#define DEPRECATED_STORE_RETURN_VALUE(TYPE,VALBUF) \
+ if (TYPE_CODE (TYPE) == TYPE_CODE_FLT) \
+ { \
+ char raw_buf[REGISTER_RAW_SIZE (FP0_REGNUM)]; \
+ REGISTER_CONVERT_TO_RAW (TYPE, FP0_REGNUM, VALBUF, raw_buf); \
+ deprecated_write_register_bytes (REGISTER_BYTE (FP0_REGNUM), \
+ raw_buf, REGISTER_RAW_SIZE (FP0_REGNUM)); \
+ } \
+ else \
+ deprecated_write_register_bytes ((TYPE_CODE(TYPE) == TYPE_CODE_PTR ? 8 * 4 : 0), \
+ VALBUF, TYPE_LENGTH (TYPE))
+/* Return number of args passed to a frame.
+ Can return -1, meaning no way to tell. */
+
+extern int delta68_frame_num_args (struct frame_info *fi);
+#define FRAME_NUM_ARGS(fi) (delta68_frame_num_args ((fi)))
+
+/* On M68040 versions of sysV68 R3V7.1, ptrace(PT_WRITE_I) does not clear
+ the processor's instruction cache as it should. */
+#define CLEAR_INSN_CACHE() clear_insn_cache()
#include "m68k/tm-m68k.h"
+
+/* Extract from an array REGBUF containing the (raw) register state
+ the address in which a function should return its structure value,
+ as a CORE_ADDR (or an expression that can be used as one). */
+
+#undef DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS
+#define DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS(REGBUF)\
+ (*(CORE_ADDR *)((char*)(REGBUF) + 8 * 4))
+
+extern int delta68_in_sigtramp (CORE_ADDR pc, char *name);
+#define IN_SIGTRAMP(pc,name) delta68_in_sigtramp (pc, name)
+
+extern CORE_ADDR delta68_frame_saved_pc (struct frame_info *fi);
+#undef DEPRECATED_FRAME_SAVED_PC
+#define DEPRECATED_FRAME_SAVED_PC(fi) delta68_frame_saved_pc (fi)
+
+extern CORE_ADDR delta68_frame_args_address (struct frame_info *fi);
+#undef FRAME_ARGS_ADDRESS
+#define FRAME_ARGS_ADDRESS(fi) delta68_frame_args_address (fi)