/* Target-dependent code for the Mitsubishi m32r for GDB, the GNU debugger.
- Copyright 1996, Free Software Foundation, Inc.
+ Copyright 1996, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
This file is part of GDB.
#include "gdb_string.h"
#include "gdbcore.h"
#include "symfile.h"
+#include "regcache.h"
/* Function: m32r_use_struct_convention
Return nonzero if call_function should allocate stack space for a
struct return? */
int
-m32r_use_struct_convention (gcc_p, type)
- int gcc_p;
- struct type *type;
+m32r_use_struct_convention (int gcc_p, struct type *type)
{
return (TYPE_LENGTH (type) > 8);
}
an empty frame_saved_regs, so I guess that's better than total failure */
void
-m32r_frame_find_saved_regs (fi, regaddr)
- struct frame_info *fi;
- struct frame_saved_regs *regaddr;
+m32r_frame_find_saved_regs (struct frame_info *fi,
+ struct frame_saved_regs *regaddr)
{
memcpy (regaddr, &fi->fsr, sizeof (struct frame_saved_regs));
}
{
printf_filtered (" %s %08x %08x ",
commnt, (unsigned int) pc, (unsigned int) insn);
- (*tm_print_insn) (pc, &tm_print_insn_info);
+ TARGET_PRINT_INSN (pc, &tm_print_insn_info);
printf_filtered ("\n");
}
#define insn_debug(args) { printf_filtered args; }
*/
static void
-decode_prologue (start_pc, scan_limit,
- pl_endptr, framelength,
- fi, fsr)
- CORE_ADDR start_pc;
- CORE_ADDR scan_limit;
- CORE_ADDR *pl_endptr; /* var parameter */
- unsigned long *framelength;
- struct frame_info *fi;
- struct frame_saved_regs *fsr;
+decode_prologue (CORE_ADDR start_pc, CORE_ADDR scan_limit, CORE_ADDR *pl_endptr, /* var parameter */
+ unsigned long *framelength, struct frame_info *fi,
+ struct frame_saved_regs *fsr)
{
unsigned long framesize;
int insn;
/* End of prolog if any of these are branch instructions */
if ((op1 == 0x7000)
|| (op1 == 0xb000)
- || (op1 == 0x7000))
+ || (op1 == 0xf000))
{
after_prologue = current_pc;
insn_debug (("Done: branch\n"));
Find end of function prologue */
CORE_ADDR
-m32r_skip_prologue (pc)
- CORE_ADDR pc;
+m32r_skip_prologue (CORE_ADDR pc)
{
CORE_ADDR func_addr, func_end;
struct symtab_and_line sal;
}
static unsigned long
-m32r_scan_prologue (fi, fsr)
- struct frame_info *fi;
- struct frame_saved_regs *fsr;
+m32r_scan_prologue (struct frame_info *fi, struct frame_saved_regs *fsr)
{
struct symtab_and_line sal;
CORE_ADDR prologue_start, prologue_end, current_pc;
- unsigned long framesize;
+ unsigned long framesize = 0;
/* this code essentially duplicates skip_prologue,
but we need the start address below. */
examine the prologue. */
void
-m32r_init_extra_frame_info (fi)
- struct frame_info *fi;
+m32r_init_extra_frame_info (struct frame_info *fi)
{
int reg;
}
}
-/* Function: mn10300_virtual_frame_pointer
+/* Function: m32r_virtual_frame_pointer
Return the register that the function uses for a frame pointer,
plus any necessary offset to be applied to the register before
any frame pointer offsets. */
void
-m32r_virtual_frame_pointer (pc, reg, offset)
- CORE_ADDR pc;
- long *reg;
- long *offset;
+m32r_virtual_frame_pointer (CORE_ADDR pc, long *reg, long *offset)
{
struct frame_info fi;
caller-saves registers for an inner frame. */
CORE_ADDR
-m32r_find_callers_reg (fi, regnum)
- struct frame_info *fi;
- int regnum;
+m32r_find_callers_reg (struct frame_info *fi, int regnum)
{
for (; fi; fi = fi->next)
if (PC_IN_CALL_DUMMY (fi->pc, fi->frame, fi->frame))
For m32r, we save the frame size when we initialize the frame_info. */
CORE_ADDR
-m32r_frame_chain (fi)
- struct frame_info *fi;
+m32r_frame_chain (struct frame_info *fi)
{
CORE_ADDR fn_start, callers_pc, fp;
return 0; /* in _start fn, don't chain further */
if (fi->framesize == 0)
{
- printf_filtered ("cannot determine frame size @ %08x , pc(%08x)\n",
- (unsigned long) fi->frame,
- (unsigned long) fi->pc);
+ printf_filtered ("cannot determine frame size @ %s , pc(%s)\n",
+ paddr (fi->frame),
+ paddr (fi->pc));
return 0;
}
insn_debug (("m32rx frame %08x\n", fi->frame + fi->framesize));
(ie. when using an empty CALL_DUMMY) */
CORE_ADDR
-m32r_push_return_address (pc, sp)
- CORE_ADDR pc;
- CORE_ADDR sp;
+m32r_push_return_address (CORE_ADDR pc, CORE_ADDR sp)
{
write_register (RP_REGNUM, CALL_DUMMY_ADDRESS ());
return sp;
restoring all saved registers. */
struct frame_info *
-m32r_pop_frame (frame)
- struct frame_info *frame;
+m32r_pop_frame (struct frame_info *frame)
{
int regnum;
in the stack anywhere, otherwise we get it from the registers. */
CORE_ADDR
-m32r_frame_saved_pc (fi)
- struct frame_info *fi;
+m32r_frame_saved_pc (struct frame_info *fi)
{
if (PC_IN_CALL_DUMMY (fi->pc, fi->frame, fi->frame))
return generic_read_register_dummy (fi->pc, fi->frame, PC_REGNUM);
passed as an implicit first argument, always in R0. */
CORE_ADDR
-m32r_push_arguments (nargs, args, sp, struct_return, struct_addr)
- int nargs;
- value_ptr *args;
- CORE_ADDR sp;
- unsigned char struct_return;
- CORE_ADDR struct_addr;
+m32r_push_arguments (int nargs, struct value **args, CORE_ADDR sp,
+ unsigned char struct_return, CORE_ADDR struct_addr)
{
int stack_offset, stack_alloc;
int argreg;
is the target of the target function call. */
void
-m32r_fix_call_dummy (dummy, pc, fun, nargs, args, type, gcc_p)
- char *dummy;
- CORE_ADDR pc;
- CORE_ADDR fun;
- int nargs;
- value_ptr *args;
- struct type *type;
- int gcc_p;
+m32r_fix_call_dummy (char *dummy, CORE_ADDR pc, CORE_ADDR fun, int nargs,
+ struct value **args, struct type *type, int gcc_p)
{
/* ld24 r8, <(imm24) fun> */
*(unsigned long *) (dummy) = (fun & 0x00ffffff) | 0xe8000000;
we must actually write one of those two as well, depending on PSW. */
void
-m32r_write_sp (val)
- CORE_ADDR val;
+m32r_write_sp (CORE_ADDR val)
{
unsigned long psw = read_register (PSW_REGNUM);
}
void
-_initialize_m32r_tdep ()
+_initialize_m32r_tdep (void)
{
tm_print_insn = print_insn_m32r;
}
projects / binutils.git / blobdiff