/* Target-dependent code for the Sanyo Xstormy16a (LC590000) processor.
- Copyright (C) 2001, 2002, 2003, 2004, 2005, 2007
+ Copyright (C) 2001, 2002, 2003, 2004, 2005, 2007, 2008
Free Software Foundation, Inc.
This file is part of GDB.
Returns the name of the standard Xstormy16 register N. */
static const char *
-xstormy16_register_name (int regnum)
+xstormy16_register_name (struct gdbarch *gdbarch, int regnum)
{
static char *register_names[] = {
"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
}
static enum return_value_convention
-xstormy16_return_value (struct gdbarch *gdbarch, struct type *type,
- struct regcache *regcache,
+xstormy16_return_value (struct gdbarch *gdbarch, struct type *func_type,
+ struct type *type, struct regcache *regcache,
gdb_byte *readbuf, const gdb_byte *writebuf)
{
if (xstormy16_use_struct_convention (type))
static CORE_ADDR
xstormy16_analyze_prologue (CORE_ADDR start_addr, CORE_ADDR end_addr,
struct xstormy16_frame_cache *cache,
- struct frame_info *next_frame)
+ struct frame_info *this_frame)
{
CORE_ADDR next_addr;
ULONGEST inst, inst2;
stepped into a function call. */
static CORE_ADDR
-xstormy16_skip_prologue (CORE_ADDR pc)
+xstormy16_skip_prologue (struct gdbarch *gdbarch, CORE_ADDR pc)
{
CORE_ADDR func_addr = 0, func_end = 0;
char *func_name;
return plg_end;
/* Found a function. */
- sym = lookup_symbol (func_name, NULL, VAR_DOMAIN, NULL, NULL);
+ sym = lookup_symbol (func_name, NULL, VAR_DOMAIN, NULL);
/* Don't use line number debug info for assembly source files. */
if (sym && SYMBOL_LANGUAGE (sym) != language_asm)
{
}
const static unsigned char *
-xstormy16_breakpoint_from_pc (CORE_ADDR *pcptr, int *lenptr)
+xstormy16_breakpoint_from_pc (struct gdbarch *gdbarch, CORE_ADDR *pcptr,
+ int *lenptr)
{
static unsigned char breakpoint[] = { 0x06, 0x0 };
*lenptr = sizeof (breakpoint);
if (osect < faddr_sect->objfile->sections_end)
{
- CORE_ADDR addr;
- for (addr = osect->addr;
- addr < osect->endaddr; addr += 2 * xstormy16_inst_size)
+ CORE_ADDR addr, endaddr;
+
+ addr = obj_section_addr (osect);
+ endaddr = obj_section_endaddr (osect);
+
+ for (; addr < endaddr; addr += 2 * xstormy16_inst_size)
{
LONGEST inst, inst2, faddr2;
char buf[2 * xstormy16_inst_size];
}
static struct xstormy16_frame_cache *
-xstormy16_frame_cache (struct frame_info *next_frame, void **this_cache)
+xstormy16_frame_cache (struct frame_info *this_frame, void **this_cache)
{
struct xstormy16_frame_cache *cache;
CORE_ADDR current_pc;
cache = xstormy16_alloc_frame_cache ();
*this_cache = cache;
- cache->base = frame_unwind_register_unsigned (next_frame, E_FP_REGNUM);
+ cache->base = get_frame_register_unsigned (this_frame, E_FP_REGNUM);
if (cache->base == 0)
return cache;
- cache->pc = frame_func_unwind (next_frame, NORMAL_FRAME);
- current_pc = frame_pc_unwind (next_frame);
+ cache->pc = get_frame_func (this_frame);
+ current_pc = get_frame_pc (this_frame);
if (cache->pc)
- xstormy16_analyze_prologue (cache->pc, current_pc, cache, next_frame);
+ xstormy16_analyze_prologue (cache->pc, current_pc, cache, this_frame);
if (!cache->uses_fp)
- cache->base = frame_unwind_register_unsigned (next_frame, E_SP_REGNUM);
+ cache->base = get_frame_register_unsigned (this_frame, E_SP_REGNUM);
cache->saved_sp = cache->base - cache->framesize;
return cache;
}
-static void
-xstormy16_frame_prev_register (struct frame_info *next_frame,
- void **this_cache,
- int regnum, int *optimizedp,
- enum lval_type *lvalp, CORE_ADDR *addrp,
- int *realnump, gdb_byte *valuep)
+static struct value *
+xstormy16_frame_prev_register (struct frame_info *this_frame,
+ void **this_cache, int regnum)
{
- struct xstormy16_frame_cache *cache = xstormy16_frame_cache (next_frame,
+ struct xstormy16_frame_cache *cache = xstormy16_frame_cache (this_frame,
this_cache);
gdb_assert (regnum >= 0);
if (regnum == E_SP_REGNUM && cache->saved_sp)
- {
- *optimizedp = 0;
- *lvalp = not_lval;
- *addrp = 0;
- *realnump = -1;
- if (valuep)
- {
- /* Store the value. */
- store_unsigned_integer (valuep, xstormy16_reg_size, cache->saved_sp);
- }
- return;
- }
+ return frame_unwind_got_constant (this_frame, regnum, cache->saved_sp);
if (regnum < E_NUM_REGS && cache->saved_regs[regnum] != REG_UNAVAIL)
- {
- *optimizedp = 0;
- *lvalp = lval_memory;
- *addrp = cache->saved_regs[regnum];
- *realnump = -1;
- if (valuep)
- {
- /* Read the value in from memory. */
- read_memory (*addrp, valuep,
- register_size (current_gdbarch, regnum));
- }
- return;
- }
+ return frame_unwind_got_memory (this_frame, regnum,
+ cache->saved_regs[regnum]);
- *optimizedp = 0;
- *lvalp = lval_register;
- *addrp = 0;
- *realnump = regnum;
- if (valuep)
- frame_unwind_register (next_frame, (*realnump), valuep);
+ return frame_unwind_got_register (this_frame, regnum, regnum);
}
static void
-xstormy16_frame_this_id (struct frame_info *next_frame, void **this_cache,
+xstormy16_frame_this_id (struct frame_info *this_frame, void **this_cache,
struct frame_id *this_id)
{
- struct xstormy16_frame_cache *cache = xstormy16_frame_cache (next_frame,
+ struct xstormy16_frame_cache *cache = xstormy16_frame_cache (this_frame,
this_cache);
/* This marks the outermost frame. */
}
static CORE_ADDR
-xstormy16_frame_base_address (struct frame_info *next_frame, void **this_cache)
+xstormy16_frame_base_address (struct frame_info *this_frame, void **this_cache)
{
- struct xstormy16_frame_cache *cache = xstormy16_frame_cache (next_frame,
+ struct xstormy16_frame_cache *cache = xstormy16_frame_cache (this_frame,
this_cache);
return cache->base;
}
static const struct frame_unwind xstormy16_frame_unwind = {
NORMAL_FRAME,
xstormy16_frame_this_id,
- xstormy16_frame_prev_register
+ xstormy16_frame_prev_register,
+ NULL,
+ default_frame_sniffer
};
static const struct frame_base xstormy16_frame_base = {
xstormy16_frame_base_address
};
-static const struct frame_unwind *
-xstormy16_frame_sniffer (struct frame_info *next_frame)
-{
- return &xstormy16_frame_unwind;
-}
-
static CORE_ADDR
xstormy16_unwind_sp (struct gdbarch *gdbarch, struct frame_info *next_frame)
{
}
static struct frame_id
-xstormy16_unwind_dummy_id (struct gdbarch *gdbarch,
- struct frame_info *next_frame)
+xstormy16_dummy_id (struct gdbarch *gdbarch, struct frame_info *this_frame)
{
- return frame_id_build (xstormy16_unwind_sp (gdbarch, next_frame),
- frame_pc_unwind (next_frame));
+ CORE_ADDR sp = get_frame_register_unsigned (this_frame, E_SP_REGNUM);
+ return frame_id_build (sp, get_frame_pc (this_frame));
}
*/
set_gdbarch_unwind_sp (gdbarch, xstormy16_unwind_sp);
set_gdbarch_unwind_pc (gdbarch, xstormy16_unwind_pc);
- set_gdbarch_unwind_dummy_id (gdbarch, xstormy16_unwind_dummy_id);
+ set_gdbarch_dummy_id (gdbarch, xstormy16_dummy_id);
set_gdbarch_frame_align (gdbarch, xstormy16_frame_align);
frame_base_set_default (gdbarch, &xstormy16_frame_base);
gdbarch_init_osabi (info, gdbarch);
- frame_unwind_append_sniffer (gdbarch, dwarf2_frame_sniffer);
- frame_unwind_append_sniffer (gdbarch, xstormy16_frame_sniffer);
+ dwarf2_append_unwinders (gdbarch);
+ frame_unwind_append_unwinder (gdbarch, &xstormy16_frame_unwind);
return gdbarch;
}
projects / deliverable / binutils-gdb.git / blobdiff