/* Parameters for execution on a Matsushita mn10300 processor.
- Copyright 1996
- Free Software Foundation, Inc.
+ Copyright 1996, 1997, 1998, 1999, 2000, 2001
+ Free Software Foundation, Inc.
Contributed by Geoffrey Noer <noer@cygnus.com>
-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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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. */
-#define TARGET_BYTE_ORDER LITTLE_ENDIAN
+#define GDB_MULTI_ARCH 1
-#define REGISTER_BYTES (NUM_REGS * 4)
+/* The mn10300 is little endian. */
+#define TARGET_BYTE_ORDER_DEFAULT LITTLE_ENDIAN
+/* All registers are 32bits (phew!). */
+#if !GDB_MULTI_ARCH
#define REGISTER_SIZE 4
#define MAX_REGISTER_RAW_SIZE 4
+#define NUM_REGS 32
+#endif
-#define NUM_REGS 14
+#if !GDB_MULTI_ARCH
+#define REGISTER_VIRTUAL_TYPE(REG) builtin_type_int
+#endif
-#define REGISTER_NAMES \
-{ "d0", "d1", "d2", "d3", "a0", "a1", "a2", "a3", \
- "sp", "pc", "mdr", "psw", "lir", "lar" }
+#if !GDB_MULTI_ARCH
+#define REGISTER_BYTE(REG) ((REG) * 4)
+#define REGISTER_VIRTUAL_SIZE(REG) 4
+#define REGISTER_RAW_SIZE(REG) 4
+#endif
+#define D2_REGNUM 2
+#define D3_REGNUM 3
+#define A2_REGNUM 6
+#define A3_REGNUM 7
#define SP_REGNUM 8
#define PC_REGNUM 9
#define MDR_REGNUM 10
#define PSW_REGNUM 11
#define LIR_REGNUM 12
#define LAR_REGNUM 13
+#define E0_REGNUM 15
-#define FP_REGNUM 14 /* needs to be virtual register ??? */
-#define V0_REGNUM 15 /* needs to be virtual register ??? */
-#define RP_REGNUM 16 /* needs to be virtual register ??? */
-#define ARG0_REGNUM 17 /* needs to be virtual register ??? */
-#define ARGLAST_REGNUM 18 /* needs to be virtual register ??? */
-
-#define REGISTER_VIRTUAL_TYPE(REG) builtin_type_int
-
-#define REGISTER_BYTE(REG) ((REG) * 4)
-#define REGISTER_VIRTUAL_SIZE(REG) 4
-#define REGISTER_RAW_SIZE(REG) 4
-
-#define MAX_REGISTER_VIRTUAL_SIZE 4
-
-#define BREAKPOINT {0xff, 0xff}
-
-#define FUNCTION_START_OFFSET 0
-
-#define DECR_PC_AFTER_BREAK 0
-
-#define INNER_THAN <
-
-#define SAVED_PC_AFTER_CALL(fi) read_register (RP_REGNUM)
-
-#ifdef __STDC__
-struct frame_info;
-struct frame_saved_regs;
-struct type;
-struct value;
-#endif
-
-#define EXTRA_FRAME_INFO struct frame_saved_regs fsr;
-
-extern void mn10300_init_extra_frame_info PARAMS ((struct frame_info *fi));
-#define INIT_EXTRA_FRAME_INFO(fromleaf, fi) mn10300_init_extra_frame_info (fi)
#define INIT_FRAME_PC /* Not necessary */
-extern void mn10300_frame_find_saved_regs PARAMS ((struct frame_info *fi, struct frame_saved_regs *regaddr));
-#define FRAME_FIND_SAVED_REGS(fi, regaddr) regaddr = fi->fsr
-
-extern CORE_ADDR mn10300_frame_chain PARAMS ((struct frame_info *fi));
-#define FRAME_CHAIN(fi) mn10300_frame_chain (fi)
-#define FRAME_CHAIN_VALID(FP, FI) generic_frame_chain_valid (FP, FI)
-
-extern CORE_ADDR mn10300_find_callers_reg PARAMS ((struct frame_info *fi, int regnum));
-extern CORE_ADDR mn10300_frame_saved_pc PARAMS ((struct frame_info *));
-#define FRAME_SAVED_PC(FI) (mn10300_frame_saved_pc (FI))
-
-#define EXTRACT_RETURN_VALUE(TYPE, REGBUF, VALBUF) \
- memcpy (VALBUF, REGBUF + REGISTER_BYTE (V0_REGNUM), TYPE_LENGTH (TYPE))
-
-#define EXTRACT_STRUCT_VALUE_ADDRESS(REGBUF) \
- extract_address (REGBUF + REGISTER_BYTE (V0_REGNUM), \
- REGISTER_RAW_SIZE (V0_REGNUM))
-
-#define STORE_RETURN_VALUE(TYPE, VALBUF) \
- write_register_bytes(REGISTER_BYTE (V0_REGNUM), VALBUF, TYPE_LENGTH (TYPE));
-
-extern CORE_ADDR mn10300_skip_prologue PARAMS ((CORE_ADDR pc));
-#define SKIP_PROLOGUE(pc) pc = mn10300_skip_prologue (pc)
-
-#define FRAME_ARGS_SKIP 0
-
-#define FRAME_ARGS_ADDRESS(fi) ((fi)->frame)
-#define FRAME_LOCALS_ADDRESS(fi) ((fi)->frame)
-#define FRAME_NUM_ARGS(val, fi) ((val) = -1)
-
-extern void mn10300_pop_frame PARAMS ((struct frame_info *frame));
-#define POP_FRAME mn10300_pop_frame (get_current_frame ())
-
-#define USE_GENERIC_DUMMY_FRAMES
-#define CALL_DUMMY {0}
-#undef CALL_DUMMY /* for now, no function calls */
-#define CALL_DUMMY_START_OFFSET (0)
-#define CALL_DUMMY_BREAKPOINT_OFFSET (0)
-#define CALL_DUMMY_LOCATION AT_ENTRY_POINT
-#define FIX_CALL_DUMMY(DUMMY, START, FUNADDR, NARGS, ARGS, TYPE, GCCP)
-#define CALL_DUMMY_ADDRESS() entry_point_address ()
-extern CORE_ADDR mn10300_push_return_address PARAMS ((CORE_ADDR, CORE_ADDR));
-#define PUSH_RETURN_ADDRESS(PC, SP) mn10300_push_return_address (PC, SP)
-
-#define PUSH_DUMMY_FRAME generic_push_dummy_frame ()
-
-extern CORE_ADDR
-mn10300_push_arguments PARAMS ((int nargs, struct value **args, CORE_ADDR sp,
- unsigned char struct_return,
- CORE_ADDR struct_addr));
-#define PUSH_ARGUMENTS(NARGS, ARGS, SP, STRUCT_RETURN, STRUCT_ADDR) \
- (SP) = mn10300_push_arguments (NARGS, ARGS, SP, STRUCT_RETURN, STRUCT_ADDR)
-
-#define STORE_STRUCT_RETURN(STRUCT_ADDR, SP)
-
-#define PC_IN_CALL_DUMMY(PC, SP, FP) generic_pc_in_call_dummy (PC, SP)
-
-#define USE_STRUCT_CONVENTION(GCC_P, TYPE) \
- (TYPE_NFIELDS (TYPE) > 1 || TYPE_LENGTH (TYPE) > 4)
-
-/* override the default get_saved_register function with
- one that takes account of generic CALL_DUMMY frames */
-#define GET_SAVED_REGISTER
-
-/* Define this for Wingdb */
-
-#define TARGET_MN10300
+/* Cons up virtual frame pointer for trace */
+extern void mn10300_virtual_frame_pointer (CORE_ADDR, long *, long *);
+#define TARGET_VIRTUAL_FRAME_POINTER(PC, REGP, OFFP) \
+ mn10300_virtual_frame_pointer ((PC), (REGP), (OFFP))
projects / deliverable / binutils-gdb.git / blobdiff