/* Renesas M32C target-dependent code for GDB, the GNU debugger.
- Copyright (C) 2004-2013 Free Software Foundation, Inc.
+ Copyright (C) 2004-2015 Free Software Foundation, Inc.
This file is part of GDB.
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
-
-#include <stdarg.h>
-
-#include <string.h>
-#include "gdb_assert.h"
#include "elf-bfd.h"
#include "elf/m32c.h"
#include "gdb/sim-m32c.h"
#include "reggroups.h"
#include "prologue-value.h"
#include "target.h"
+#include "objfiles.h"
\f
/* The m32c tdep structure. */
\f
/* Prologue analysis. */
+enum m32c_prologue_kind
+{
+ /* This function uses a frame pointer. */
+ prologue_with_frame_ptr,
+
+ /* This function has no frame pointer. */
+ prologue_sans_frame_ptr,
+
+ /* This function sets up the stack, so its frame is the first
+ frame on the stack. */
+ prologue_first_frame
+};
+
struct m32c_prologue
{
/* For consistency with the DWARF 2 .debug_frame info generated by
/* The architecture for which we generated this prologue info. */
struct gdbarch *arch;
- enum {
- /* This function uses a frame pointer. */
- prologue_with_frame_ptr,
-
- /* This function has no frame pointer. */
- prologue_sans_frame_ptr,
-
- /* This function sets up the stack, so its frame is the first
- frame on the stack. */
- prologue_first_frame
-
- } kind;
+ enum m32c_prologue_kind kind;
/* If KIND is prologue_with_frame_ptr, this is the offset from the
CFA to where the frame pointer points. This is always zero or
}
+enum srcdest_kind
+{
+ srcdest_reg,
+ srcdest_partial_reg,
+ srcdest_mem
+};
+
/* A source or destination location for an m16c or m32c
instruction. */
struct srcdest
If srcdest_partial_reg, the location is part of a register pointed
to by REG. We don't try to handle this too well.
If srcdest_mem, the location is memory whose address is ADDR. */
- enum { srcdest_reg, srcdest_partial_reg, srcdest_mem } kind;
+ enum srcdest_kind kind;
pv_t *reg, addr;
};
/* Everything else is passed in mem0, using as many bytes as
needed. This is not what the Renesas tools do, but it's
what GCC does at the moment. */
- struct minimal_symbol *mem0
+ struct bound_minimal_symbol mem0
= lookup_minimal_symbol ("mem0", NULL, NULL);
- if (! mem0)
+ if (! mem0.minsym)
error (_("The return value is stored in memory at 'mem0', "
"but GDB cannot find\n"
"its address."));
- read_memory (SYMBOL_VALUE_ADDRESS (mem0), readbuf, valtype_len);
+ read_memory (BMSYMBOL_VALUE_ADDRESS (mem0), readbuf, valtype_len);
}
}
/* Everything else is passed in mem0, using as many bytes as
needed. This is not what the Renesas tools do, but it's
what GCC does at the moment. */
- struct minimal_symbol *mem0
+ struct bound_minimal_symbol mem0
= lookup_minimal_symbol ("mem0", NULL, NULL);
- if (! mem0)
+ if (! mem0.minsym)
error (_("The return value is stored in memory at 'mem0', "
"but GDB cannot find\n"
" its address."));
- write_memory (SYMBOL_VALUE_ADDRESS (mem0), writebuf, valtype_len);
+ write_memory (BMSYMBOL_VALUE_ADDRESS (mem0), writebuf, valtype_len);
}
}
{
const char *func_name;
char *tramp_name;
- struct minimal_symbol *tramp_msym;
+ struct bound_minimal_symbol tramp_msym;
/* Try to find a linker symbol at this address. */
struct bound_minimal_symbol func_msym
"couldn't find a symbol at that address, to find trampoline."),
paddress (gdbarch, addr));
- func_name = SYMBOL_LINKAGE_NAME (func_msym.minsym);
+ func_name = MSYMBOL_LINKAGE_NAME (func_msym.minsym);
tramp_name = xmalloc (strlen (func_name) + 5);
strcpy (tramp_name, func_name);
strcat (tramp_name, ".plt");
the name any more. */
xfree (tramp_name);
- if (! tramp_msym)
+ if (! tramp_msym.minsym)
{
CORE_ADDR ptrval;
else
{
/* The trampoline's address is our pointer. */
- addr = SYMBOL_VALUE_ADDRESS (tramp_msym);
+ addr = BMSYMBOL_VALUE_ADDRESS (tramp_msym);
}
}
if (ptr_msym.minsym)
{
- const char *ptr_msym_name = SYMBOL_LINKAGE_NAME (ptr_msym.minsym);
+ const char *ptr_msym_name = MSYMBOL_LINKAGE_NAME (ptr_msym.minsym);
int len = strlen (ptr_msym_name);
if (len > 4
&& strcmp (ptr_msym_name + len - 4, ".plt") == 0)
{
- struct minimal_symbol *func_msym;
+ struct bound_minimal_symbol func_msym;
/* We have a .plt symbol; try to find the symbol for the
corresponding function.
/* If we do have such a symbol, return its value as the
function's true address. */
- if (func_msym)
- ptr = SYMBOL_VALUE_ADDRESS (func_msym);
+ if (func_msym.minsym)
+ ptr = BMSYMBOL_VALUE_ADDRESS (func_msym);
}
}
else
arches = gdbarch_list_lookup_by_info (arches->next, &info))
return arches->gdbarch;
- tdep = xcalloc (1, sizeof (*tdep));
+ tdep = XCNEW (struct gdbarch_tdep);
arch = gdbarch_alloc (&info, tdep);
/* Essential types. */