/* Parameters for execution on a H8/300 series machine.
Copyright 1992, 1993 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., 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. */
/* Contributed by Steve Chamberlain sac@cygnus.com */
-#ifdef __STDC__
struct frame_info;
struct frame_saved_regs;
struct value;
struct type;
-#endif
/* 1 if debugging H8/300H application */
extern int h8300hmode;
extern void h8300_init_extra_frame_info ();
-#define IEEE_FLOAT
+#define IEEE_FLOAT (1)
/* Define the bit, byte, and word ordering of the machine. */
#define TARGET_BYTE_ORDER BIG_ENDIAN
#undef TARGET_INT_BIT
/* Advance PC across any function entry prologue instructions
to reach some "real" code. */
-#define SKIP_PROLOGUE(ip) {(ip) = h8300_skip_prologue(ip);}
+#define SKIP_PROLOGUE(ip) (h8300_skip_prologue(ip))
extern CORE_ADDR h8300_skip_prologue ();
/* Immediately after a function call, return the saved pc.
/* Stack grows downward. */
-#define INNER_THAN <
+#define INNER_THAN(lhs,rhs) ((lhs) < (rhs))
-/*#define BREAKPOINT {0x7A, 0xFF}*/
-#define BREAKPOINT {0x01, 0x80} /* Sleep */
-#define REMOTE_BREAKPOINT { 0x57, 0x30} /* trapa #3 */
+/*#define BREAKPOINT {0x7A, 0xFF} */
+#define BREAKPOINT {0x01, 0x80} /* Sleep */
+#define REMOTE_BREAKPOINT { 0x57, 0x30} /* trapa #3 */
/* If your kernel resets the pc after the trap happens you may need to
define this before including this file. */
#define DECR_PC_AFTER_BREAK 0
-/* Nonzero if instruction at PC is a return instruction. */
-/* Allow any of the return instructions, including a trapv and a return
- from interupt. */
-
-#define ABOUT_TO_RETURN(pc) ((read_memory_unsigned_integer (pc, 2) & ~0x3) == 0x4e74)
-
/* Say how long registers are. */
#define REGISTER_SIZE 4
-#define NUM_REGS 13
+#define NUM_REGS 13
#define REGISTER_BYTES (NUM_REGS * 4)
#define REGISTER_NAMES \
{"r0", "r1", "r2", "r3", "r4", "r5", "r6", "sp", "ccr","pc","cycles","tick","inst"}
+/* An array of names of registers. */
+
+extern char **h8300_register_names;
+#define REGISTER_NAME(i) h8300_register_names[i]
+
/* Register numbers of various important registers.
Note that some of these values are "real" register numbers,
and correspond to the general registers of the machine,
/* FIXME: Won't work with both h8/300's. */
-extern void h8300_extract_return_value PARAMS((struct type *, char *, char *));
+extern void h8300_extract_return_value (struct type *, char *, char *);
#define EXTRACT_RETURN_VALUE(TYPE,REGBUF,VALBUF) \
h8300_extract_return_value (TYPE, (char *)(REGBUF), (char *)(VALBUF))
in d0/d1. */
/* FIXME: Won't work with both h8/300's. */
-extern void h8300_store_return_value PARAMS((struct type *, char *));
+extern void h8300_store_return_value (struct type *, char *);
#define STORE_RETURN_VALUE(TYPE,VALBUF) \
h8300_store_return_value(TYPE, (char *) (VALBUF))
#define EXTRACT_STRUCT_VALUE_ADDRESS(REGBUF) \
extract_address (REGBUF + REGISTER_BYTE (0), \
REGISTER_RAW_SIZE (0))
-
+
/* Describe the pointer in each stack frame to the previous stack frame
(its caller). */
it means the given frame is the outermost one and has no caller. */
#define FRAME_CHAIN(FRAME) h8300_frame_chain(FRAME)
-CORE_ADDR h8300_frame_chain PARAMS ((struct frame_info *));
+CORE_ADDR h8300_frame_chain (struct frame_info *);
/* In the case of the H8/300, the frame's nominal address
is the address of a 2-byte word containing the calling frame's address. */
the frame chain or following frames back into the startup code.
See the comments in objfile.h */
-#define FRAME_CHAIN_VALID_ALTERNATE
+#define FRAME_CHAIN_VALID(fp,fi) func_frame_chain_valid (fp, fi)
/* Define other aspects of the stack frame. */
/* A macro that tells us whether the function invocation represented
by FI does not have a frame on the stack associated with it. If it
does not, FRAMELESS is set to 1, else 0. */
-#define FRAMELESS_FUNCTION_INVOCATION(FI, FRAMELESS) \
- (FRAMELESS) = frameless_look_for_prologue(FI)
+#define FRAMELESS_FUNCTION_INVOCATION(FI) \
+ (frameless_look_for_prologue (FI))
/* Any function with a frame looks like this
SECOND ARG
SAVED FP <-FP POINTS HERE
LOCALS0
LOCALS1 <-SP POINTS HERE
- */
+ */
#define FRAME_SAVED_PC(FRAME) h8300_frame_saved_pc(FRAME)
/* We can't tell how many args there are
now that the C compiler delays popping them. */
-#define FRAME_NUM_ARGS(val,fi) (val = -1)
+#define FRAME_NUM_ARGS(fi) (-1)
/* Return number of bytes at start of arglist that are not really args. */
#define GDB_TARGET_IS_H8300
#define NUM_REALREGS 10
-#define NOP { 0x01, 0x80} /* A sleep insn */
+#define NOP { 0x01, 0x80} /* A sleep insn */
#define BELIEVE_PCC_PROMOTION 1
* CALL_DUMMY stuff:
*/
+#define USE_GENERIC_DUMMY_FRAMES 1
#define CALL_DUMMY {0}
#define CALL_DUMMY_LENGTH (0)
#define CALL_DUMMY_ADDRESS() entry_point_address ()
#define CALL_DUMMY_START_OFFSET (0)
#define CALL_DUMMY_BREAKPOINT_OFFSET (0)
-extern CORE_ADDR h8300_push_arguments PARAMS ((int nargs,
- struct value **args,
- CORE_ADDR sp,
- unsigned char struct_return,
- CORE_ADDR struct_addr));
-extern CORE_ADDR h8300_push_return_address PARAMS ((CORE_ADDR, CORE_ADDR));
+extern CORE_ADDR h8300_push_arguments (int nargs,
+ struct value **args,
+ CORE_ADDR sp,
+ unsigned char struct_return,
+ CORE_ADDR struct_addr);
+extern CORE_ADDR h8300_push_return_address (CORE_ADDR, CORE_ADDR);
-#define PC_IN_CALL_DUMMY(PC, SP, FP) generic_pc_in_call_dummy (PC, SP)
+#define PC_IN_CALL_DUMMY(PC, SP, FP) generic_pc_in_call_dummy (PC, SP, FP)
#define FIX_CALL_DUMMY(DUMMY, START_SP, FUNADDR, NARGS, ARGS, TYPE, GCCP)
#define PUSH_ARGUMENTS(NARGS, ARGS, SP, STRUCT_RETURN, STRUCT_ADDR) \
- (SP) = h8300_push_arguments (NARGS, ARGS, SP, STRUCT_RETURN, STRUCT_ADDR)
+ (h8300_push_arguments (NARGS, ARGS, SP, STRUCT_RETURN, STRUCT_ADDR))
/* Push an empty stack frame, to record the current PC, etc. */
#define PUSH_DUMMY_FRAME generic_push_dummy_frame ()
/* Discard from the stack the innermost frame, restoring all registers. */
/* override the standard get_saved_register function with
one that takes account of generic CALL_DUMMY frames */
-#define GET_SAVED_REGISTER
-
-
+#define GET_SAVED_REGISTER(raw_buffer, optimized, addrp, frame, regnum, lval) \
+ generic_get_saved_register (raw_buffer, optimized, addrp, frame, regnum, lval)
projects / deliverable / binutils-gdb.git / blobdiff