diff options
| -rw-r--r-- | gdb/ChangeLog | 17 | ||||
| -rw-r--r-- | gdb/config/mn10300/mn10300.mt | 6 | ||||
| -rw-r--r-- | gdb/config/mn10300/tm-mn10300.h | 151 |
3 files changed, 174 insertions, 0 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 7bcc21e..e608fd2 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,20 @@ +Wed Dec 4 16:34:05 1996 Geoffrey Noer <noer@cygnus.com> + + * config/mn10300/mn10300.mt + * config/mn10300/tm-mn10300.h: new config files for mn10300 + processor + +Tue Dec 3 13:02:08 1996 Fred Fish <fnf@ninemoons.com> + + * infptrace.c (store_inferior_registers): Move some common code out + to store_register, like fetch_inferior_registers & fetch_register. + (store_register): New function, from store_inferior_registers. + (fetch_inferior_registers, fetch_register): Minor code tweaks to + make {fetch,store}_inferior_registers and {fetch,store}_register + routines as similar in structure as possible. + (fetch_inferior_registers, store_inferior_registers): Eliminate + local variable numregs and just use ARCH_NUM_REGS directly. + Tue Dec 3 11:38:14 1996 Michael Snyder <msnyder@cleaver.cygnus.com> * blockframe.c: add macro USE_GENERIC_DUMMY_FRAMES to enable/disable diff --git a/gdb/config/mn10300/mn10300.mt b/gdb/config/mn10300/mn10300.mt new file mode 100644 index 0000000..f0f658a --- /dev/null +++ b/gdb/config/mn10300/mn10300.mt @@ -0,0 +1,6 @@ +# Target: Matsushita mn10300 +TDEPFILES= mn10300-tdep.o +TM_FILE= tm-mn10300.h + +SIM_OBS = remote-sim.o +SIM = ../sim/mn10300/libsim.a -lm diff --git a/gdb/config/mn10300/tm-mn10300.h b/gdb/config/mn10300/tm-mn10300.h new file mode 100644 index 0000000..5b859bb --- /dev/null +++ b/gdb/config/mn10300/tm-mn10300.h @@ -0,0 +1,151 @@ +/* Parameters for execution on a Matsushita mn10300 processor. + Copyright 1996 + Free Software Foundation, Inc. + + Contributed by Geoffrey Noer <noer@cygnus.com> + +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. */ + +#define TARGET_BYTE_ORDER LITTLE_ENDIAN + +#define NUM_REGS 65 + +#define REGISTER_NAMES \ +{ "r0", "r1", "r2", "sp", "gp", "r5", "r6", "r7", \ + "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", \ + "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23", \ + "r24", "r25", "r26", "r27", "r28", "fp", "ep", "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" } + +#define REGISTER_BYTES (NUM_REGS * 4) + +#define REGISTER_SIZE 4 +#define MAX_REGISTER_RAW_SIZE 4 + +#define SP_REGNUM 3 +#define ARG0_REGNUM 6 +#define ARGLAST_REGNUM 9 +#define V0_REGNUM 10 +#define V1_REGNUM 11 +#define FP_REGNUM 29 +#define RP_REGNUM 31 +#define PS_REGNUM 37 +#define PC_REGNUM 64 + +#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 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 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 |