+++ /dev/null
-/* Parameters for execution on a Motorola MCore.
-
- Copyright 1995, 1999, 2000, 2002 Free Software Foundation, Inc.
-
- 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 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. */
-
-#include "regcache.h"
-#include "symtab.h" /* For namespace_enum. */
-#include "symfile.h" /* For entry_point_address(). */
-
-#define GDB_MULTI_ARCH 2
-
-#if !GDB_MULTI_ARCH
-/* All registers are 32 bits */
-#define REGISTER_SIZE 4
-#define MAX_REGISTER_RAW_SIZE 4
-
-#define REGISTER_VIRTUAL_TYPE(REG) builtin_type_int
-
-#define REGISTER_BYTE(REG) ((REG) * REGISTER_SIZE)
-#define REGISTER_VIRTUAL_SIZE(REG) 4
-#define REGISTER_RAW_SIZE(REG) 4
-
-#define MAX_REGISTER_VIRTUAL_SIZE 4
-
-#define REGISTER_BYTES (NUM_REGS * REGISTER_SIZE)
-#endif
-
-#if !GDB_MULTI_ARCH
-extern char *mcore_register_names[];
-#define REGISTER_NAME(I) mcore_register_names[I]
-#endif
-
-/* Registers. The Motorola MCore contains:
-
- 16 32-bit general purpose registers (r0-r15)
- 16 32-bit alternate file registers (ar0-ar15)
- 32 32-bit control registers (cr0-cr31)
- + 1 pc
- ------
- 65 registers */
-#if !GDB_MULTI_ARCH
-#define NUM_REGS 65
-#define PC_REGNUM 64
-#define SP_REGNUM 0
-#define FP_REGNUM (SP_REGNUM)
-#endif
-
-/* Offset from address of function to start of its code.
- Zero on most machines. */
-#if !GDB_MULTI_ARCH
-#define FUNCTION_START_OFFSET 0
-
-#define DECR_PC_AFTER_BREAK 0
-
-/* BREAKPOINT_FROM_PC uses the program counter value to determine
- the breakpoint that should be used. */
-extern const unsigned char *mcore_breakpoint_from_pc (CORE_ADDR *pcptr,
- int *lenptr);
-#define BREAKPOINT_FROM_PC(PCPTR, LENPTR) mcore_breakpoint_from_pc (PCPTR, LENPTR)
-
-#define INNER_THAN(LHS,RHS) ((LHS) < (RHS))
-
-#define SAVED_PC_AFTER_CALL(FRAME) read_register (PR_REGNUM)
-
-struct frame_info;
-struct type;
-struct value;
-#endif
-
-#if !GDB_MULTI_ARCH
-extern void mcore_init_extra_frame_info (struct frame_info *fi);
-#define INIT_EXTRA_FRAME_INFO(FROMLEAF, FI) mcore_init_extra_frame_info ((FI))
-#define INIT_FRAME_PC /* Not necessary */
-#define FRAME_INIT_SAVED_REGS(FI) /* handled by init_extra_frame_info */
-
-extern CORE_ADDR mcore_frame_chain (struct frame_info *fi);
-#define FRAME_CHAIN(FI) mcore_frame_chain ((FI))
-#define FRAME_CHAIN_VALID(FP, FI) generic_file_frame_chain_valid ((FP), (FI))
-
-extern CORE_ADDR mcore_frame_saved_pc (struct frame_info *);
-#define FRAME_SAVED_PC(FI) (mcore_frame_saved_pc ((FI)))
-
-/* Extracting/storing return values. */
-extern void mcore_store_return_value (struct type *type, char *valbuf);
-#define STORE_RETURN_VALUE(TYPE, VALBUF) mcore_store_return_value ((TYPE), (VALBUF))
-
-extern void mcore_extract_return_value (struct type *type, char *regbut, char *valbuf);
-#define DEPRECATED_EXTRACT_RETURN_VALUE(TYPE,REGBUF,VALBUF) \
- mcore_extract_return_value ((TYPE), (REGBUF), (VALBUF));
-
-#define STORE_STRUCT_RETURN(ADDR, SP) /* handled by mcore_push_arguments */
-
-extern CORE_ADDR mcore_extract_struct_value_address (char *regbuf);
-#define DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS(REGBUF) \
- mcore_extract_struct_value_address (REGBUF)
-
-extern CORE_ADDR mcore_skip_prologue (CORE_ADDR pc);
-#define SKIP_PROLOGUE(PC) mcore_skip_prologue (PC)
-
-#define FRAME_ARGS_SKIP 0
-extern CORE_ADDR mcore_frame_args_address (struct frame_info *fi);
-#define FRAME_ARGS_ADDRESS(FI) mcore_frame_args_address ((FI))
-extern CORE_ADDR mcore_frame_locals_address (struct frame_info *fi);
-#define FRAME_LOCALS_ADDRESS(FI) mcore_frame_locals_address ((FI))
-#define FRAME_NUM_ARGS(FI) (-1)
-
-
-extern void mcore_pop_frame (struct frame_info *fi);
-#define POP_FRAME mcore_pop_frame (get_current_frame ())
-#endif
-
-#if !GDB_MULTI_ARCH
-#define USE_GENERIC_DUMMY_FRAMES 1
-#define CALL_DUMMY {0}
-#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 ()
-#define SIZEOF_CALL_DUMMY_WORDS 0
-#define SAVE_DUMMY_FRAME_TOS(SP) generic_save_dummy_frame_tos (SP)
-
-extern CORE_ADDR mcore_push_return_address (CORE_ADDR, CORE_ADDR);
-#define PUSH_RETURN_ADDRESS(PC, SP) mcore_push_return_address (PC, SP)
-
-#define PUSH_DUMMY_FRAME generic_push_dummy_frame ()
-
-extern CORE_ADDR mcore_push_arguments (int, struct value **, CORE_ADDR,
- unsigned char, CORE_ADDR);
-#define PUSH_ARGUMENTS(NARGS, ARGS, SP, STRUCT_RETURN, STRUCT_ADDR) \
- (SP) = mcore_push_arguments (NARGS, ARGS, SP, STRUCT_RETURN, STRUCT_ADDR)
-#endif
-
-#if !GDB_MULTI_ARCH
-#define PC_IN_CALL_DUMMY(PC, SP, FP) generic_pc_in_call_dummy (PC, SP, FP)
-
-/* MCore will never pass a sturcture by reference. It will always be split
- between registers and stack. */
-#define REG_STRUCT_HAS_ADDR(GCC_P, TYPE) 0
-
-extern use_struct_convention_fn mcore_use_struct_convention;
-#define USE_STRUCT_CONVENTION(GCC_P, TYPE) mcore_use_struct_convention (GCC_P, TYPE)
-
-/* override the default get_saved_register function with
- one that takes account of generic CALL_DUMMY frames */
-#define GET_SAVED_REGISTER(raw_buffer, optimized, addrp, frame, regnum, lval) \
- generic_get_saved_register (raw_buffer, optimized, addrp, frame, regnum, lval)
-
-/* Cons up virtual frame pointer for trace */
-extern void mcore_virtual_frame_pointer (CORE_ADDR, int *, LONGEST *);
-#define TARGET_VIRTUAL_FRAME_POINTER(PC, REGP, OFFP) \
- mcore_virtual_frame_pointer ((PC), (REGP), (OFFP))
-
-/* For PE, gcc will tell us what th real type of
- arguments are when it promotes arguments. */
-#define BELIEVE_PCC_PROMOTION 1
-#endif
projects / binutils-gdb.git / commitdiff