| /* Parameters for execution on an NEC V850 processor. |
| |
| Copyright 1996, 1997, 1998, 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 NUM_REGS 66 |
| |
| #define REGISTER_NAMES \ |
| { "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", \ |
| "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", \ |
| "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23", \ |
| "r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31", \ |
| \ |
| "eipc", "eipsw", "fepc", "fepsw", "ecr", "psw", "sr6", "sr7", \ |
| "sr8", "sr9", "sr10", "sr11", "sr12", "sr13", "sr14", "sr15", \ |
| "sr16", "sr17", "sr18", "sr19", "sr20", "sr21", "sr22", "sr23", \ |
| "sr24", "sr25", "sr26", "sr27", "sr28", "sr29", "sr30", "sr31", \ |
| \ |
| "pc", "fp" } |
| |
| /* Initializer for an array of names of registers. |
| Entries beyond the first NUM_REGS are ignored. */ |
| |
| extern char **v850_register_names; |
| #define REGISTER_NAME(i) v850_register_names[i] |
| |
| |
| #define REGISTER_BYTES (NUM_REGS * 4) |
| |
| #define REGISTER_SIZE 4 |
| #define MAX_REGISTER_RAW_SIZE 4 |
| |
| #define R0_REGNUM 0 |
| #define R1_REGNUM 1 |
| #define SAVE1_START_REGNUM 2 |
| #define SAVE1_END_REGNUM 2 |
| #define SP_REGNUM 3 |
| #define ARG0_REGNUM 6 |
| #define ARGLAST_REGNUM 9 |
| #define V0_REGNUM 10 |
| #define V1_REGNUM 11 |
| #define R12_REGNUM 12 |
| #define SAVE2_START_REGNUM 20 |
| #define SAVE2_END_REGNUM 29 |
| #define EP_REGNUM 30 |
| #define SAVE3_START_REGNUM 31 |
| #define SAVE3_END_REGNUM 31 |
| #define RP_REGNUM 31 |
| #define SR0_REGNUM 32 |
| #define PS_REGNUM (SR0_REGNUM+5) |
| #define CTBP_REGNUM (SR0_REGNUM+20) |
| #define PC_REGNUM 64 |
| #define FP_REGNUM 65 |
| #define FP_RAW_REGNUM 29 |
| |
| #define TARGET_READ_FP() read_register (FP_RAW_REGNUM) |
| |
| #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 {0x85, 0x05} /* little-ended */ |
| |
| #define FUNCTION_START_OFFSET 0 |
| |
| #define DECR_PC_AFTER_BREAK 0 |
| |
| #define INNER_THAN(lhs,rhs) ((lhs) < (rhs)) |
| |
| #define SAVED_PC_AFTER_CALL(fi) read_register (RP_REGNUM) |
| |
| struct frame_info; |
| struct frame_saved_regs; |
| struct type; |
| struct value; |
| |
| #define EXTRA_FRAME_INFO struct frame_saved_regs fsr; |
| |
| extern void v850_init_extra_frame_info (struct frame_info *fi); |
| #define INIT_EXTRA_FRAME_INFO(fromleaf, fi) v850_init_extra_frame_info (fi) |
| #define INIT_FRAME_PC /* Not necessary */ |
| |
| extern void v850_frame_find_saved_regs (struct frame_info *fi, |
| struct frame_saved_regs *regaddr); |
| #define FRAME_FIND_SAVED_REGS(fi, regaddr) regaddr = fi->fsr |
| |
| extern CORE_ADDR v850_frame_chain (struct frame_info *fi); |
| #define FRAME_CHAIN(fi) v850_frame_chain (fi) |
| #define FRAME_CHAIN_VALID(FP, FI) generic_file_frame_chain_valid (FP, FI) |
| |
| extern CORE_ADDR v850_find_callers_reg (struct frame_info *fi, int regnum); |
| extern CORE_ADDR v850_frame_saved_pc (struct frame_info *); |
| #define FRAME_SAVED_PC(FI) (v850_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 v850_skip_prologue (CORE_ADDR pc); |
| #define SKIP_PROLOGUE(pc) (v850_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(fi) (-1) |
| |
| extern void v850_pop_frame (struct frame_info *frame); |
| #define POP_FRAME v850_pop_frame (get_current_frame ()) |
| |
| #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 () |
| extern CORE_ADDR v850_push_return_address (CORE_ADDR, CORE_ADDR); |
| #define PUSH_RETURN_ADDRESS(PC, SP) v850_push_return_address (PC, SP) |
| |
| |
| #define PUSH_DUMMY_FRAME generic_push_dummy_frame () |
| |
| extern CORE_ADDR |
| v850_push_arguments (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) \ |
| (v850_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, FP) |
| |
| extern use_struct_convention_fn v850_use_struct_convention; |
| #define USE_STRUCT_CONVENTION(GCC_P, TYPE) v850_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) |
| |
| /* Define this for Wingdb */ |
| |
| #define TARGET_V850 |