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* alphafbsd-tdep.c: Update for unwinder changes.

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* alpha-linux-tdep.c: Likewise.
	* alphanbsd-tdep.c: Likewise.
	* alphaobsd-tdep.c: Likewise.
	* avr-tdep.c: Likewise.
	* cris-tdep.c: Likewise.
	* frv-linux-tdep.c: Likewise.
	* frv-tdep.c: Likewise.
	* h8300-tdep.c: Likewise.
	* hppa-linux-tdep.c: Likewise.
	* iq2000-tdep.c: Likewise.
	* m32c-tdep.c: Likewise.
	* m32r-linux-tdep.c: Likewise.
	* m32r-tdep.c: Likewise.
	* m68hc11-tdep.c: Likewise.
	* mep-tdep.c: Likewise.
	* mn10300-tdep.c: Likewise.
	* mt-tdep.c: Likewise.
	* score-tdep.c: Likewise.
	* sh64-tdep.c: Likewise.
	* sh-tdep.c: Likewise.
	* sparc64fbsd-tdep.c: Likewise.
	* sparc64nbsd-tdep.c: Likewise.
	* sparc64obsd-tdep.c: Likewise.
	* v850-tdep.c: Likewise.
	* vaxobsd-tdep.c: Likewise.
	* vax-tdep.c: Likewise.
	* xstormy16-tdep.c: Likewise.
This commit is contained in:
Ulrich Weigand
2008-06-28 17:29:04 +00:00
parent e111d6c920
commit 94afd7a6d3
29 changed files with 936 additions and 1210 deletions
Download Patch File Download Diff File Expand all files Collapse all files

71
gdb/m32r-tdep.c
View File

@@ -513,7 +513,7 @@ struct m32r_unwind_cache
for it IS the sp for the next frame. */
static struct m32r_unwind_cache *
m32r_frame_unwind_cache (struct frame_info *next_frame,
m32r_frame_unwind_cache (struct frame_info *this_frame,
void **this_prologue_cache)
{
CORE_ADDR pc, scan_limit;
@@ -529,19 +529,19 @@ m32r_frame_unwind_cache (struct frame_info *next_frame,
info = FRAME_OBSTACK_ZALLOC (struct m32r_unwind_cache);
(*this_prologue_cache) = info;
info->saved_regs = trad_frame_alloc_saved_regs (next_frame);
info->saved_regs = trad_frame_alloc_saved_regs (this_frame);
info->size = 0;
info->sp_offset = 0;
info->uses_frame = 0;
scan_limit = frame_pc_unwind (next_frame);
for (pc = frame_func_unwind (next_frame, NORMAL_FRAME);
scan_limit = get_frame_pc (this_frame);
for (pc = get_frame_func (this_frame);
pc > 0 && pc < scan_limit; pc += 2)
{
if ((pc & 2) == 0)
{
op = get_frame_memory_unsigned (next_frame, pc, 4);
op = get_frame_memory_unsigned (this_frame, pc, 4);
if ((op & 0x80000000) == 0x80000000)
{
/* 32-bit instruction */
@@ -552,7 +552,7 @@ m32r_frame_unwind_cache (struct frame_info *next_frame,
info->sp_offset += n;
}
else if (((op >> 8) == 0xe4)
&& get_frame_memory_unsigned (next_frame, pc + 2,
&& get_frame_memory_unsigned (this_frame, pc + 2,
2) == 0x0f24)
{
/* ld24 r4, xxxxxx; sub sp, r4 */
@@ -569,7 +569,7 @@ m32r_frame_unwind_cache (struct frame_info *next_frame,
}
/* 16-bit instructions */
op = get_frame_memory_unsigned (next_frame, pc, 2) & 0x7fff;
op = get_frame_memory_unsigned (this_frame, pc, 2) & 0x7fff;
if ((op & 0xf0ff) == 0x207f)
{
/* st rn, @-sp */
@@ -606,7 +606,7 @@ m32r_frame_unwind_cache (struct frame_info *next_frame,
/* The SP was moved to the FP. This indicates that a new frame
was created. Get THIS frame's FP value by unwinding it from
the next frame. */
this_base = frame_unwind_register_unsigned (next_frame, M32R_FP_REGNUM);
this_base = get_frame_register_unsigned (this_frame, M32R_FP_REGNUM);
/* The FP points at the last saved register. Adjust the FP back
to before the first saved register giving the SP. */
prev_sp = this_base + info->size;
@@ -615,7 +615,7 @@ m32r_frame_unwind_cache (struct frame_info *next_frame,
{
/* Assume that the FP is this frame's SP but with that pushed
stack space added back. */
this_base = frame_unwind_register_unsigned (next_frame, M32R_SP_REGNUM);
this_base = get_frame_register_unsigned (this_frame, M32R_SP_REGNUM);
prev_sp = this_base + info->size;
}
@@ -625,7 +625,7 @@ m32r_frame_unwind_cache (struct frame_info *next_frame,
/* Adjust all the saved registers so that they contain addresses and
not offsets. */
for (i = 0; i < gdbarch_num_regs (get_frame_arch (next_frame)) - 1; i++)
for (i = 0; i < gdbarch_num_regs (get_frame_arch (this_frame)) - 1; i++)
if (trad_frame_addr_p (info->saved_regs, i))
info->saved_regs[i].addr = (info->prev_sp + info->saved_regs[i].addr);
@@ -814,18 +814,18 @@ m32r_unwind_pc (struct gdbarch *gdbarch, struct frame_info *next_frame)
frame. This will be used to create a new GDB frame struct. */
static void
m32r_frame_this_id (struct frame_info *next_frame,
m32r_frame_this_id (struct frame_info *this_frame,
void **this_prologue_cache, struct frame_id *this_id)
{
struct m32r_unwind_cache *info
= m32r_frame_unwind_cache (next_frame, this_prologue_cache);
= m32r_frame_unwind_cache (this_frame, this_prologue_cache);
CORE_ADDR base;
CORE_ADDR func;
struct minimal_symbol *msym_stack;
struct frame_id id;
/* The FUNC is easy. */
func = frame_func_unwind (next_frame, NORMAL_FRAME);
func = get_frame_func (this_frame);
/* Check if the stack is empty. */
msym_stack = lookup_minimal_symbol ("_stack", NULL, NULL);
@@ -843,36 +843,28 @@ m32r_frame_this_id (struct frame_info *next_frame,
(*this_id) = id;
}
static void
m32r_frame_prev_register (struct frame_info *next_frame,
void **this_prologue_cache,
int regnum, int *optimizedp,
enum lval_type *lvalp, CORE_ADDR *addrp,
int *realnump, gdb_byte *bufferp)
static struct value *
m32r_frame_prev_register (struct frame_info *this_frame,
void **this_prologue_cache, int regnum)
{
struct m32r_unwind_cache *info
= m32r_frame_unwind_cache (next_frame, this_prologue_cache);
trad_frame_get_prev_register (next_frame, info->saved_regs, regnum,
optimizedp, lvalp, addrp, realnump, bufferp);
= m32r_frame_unwind_cache (this_frame, this_prologue_cache);
return trad_frame_get_prev_register (this_frame, info->saved_regs, regnum);
}
static const struct frame_unwind m32r_frame_unwind = {
NORMAL_FRAME,
m32r_frame_this_id,
m32r_frame_prev_register
m32r_frame_prev_register,
NULL,
default_frame_sniffer
};
static const struct frame_unwind *
m32r_frame_sniffer (struct frame_info *next_frame)
{
return &m32r_frame_unwind;
}
static CORE_ADDR
m32r_frame_base_address (struct frame_info *next_frame, void **this_cache)
m32r_frame_base_address (struct frame_info *this_frame, void **this_cache)
{
struct m32r_unwind_cache *info
= m32r_frame_unwind_cache (next_frame, this_cache);
= m32r_frame_unwind_cache (this_frame, this_cache);
return info->base;
}
@@ -883,16 +875,15 @@ static const struct frame_base m32r_frame_base = {
m32r_frame_base_address
};
/* Assuming NEXT_FRAME->prev is a dummy, return the frame ID of that
dummy frame. The frame ID's base needs to match the TOS value
saved by save_dummy_frame_tos(), and the PC match the dummy frame's
breakpoint. */
/* Assuming THIS_FRAME is a dummy, return the frame ID of that dummy
frame. The frame ID's base needs to match the TOS value saved by
save_dummy_frame_tos(), and the PC match the dummy frame's breakpoint. */
static struct frame_id
m32r_unwind_dummy_id (struct gdbarch *gdbarch, struct frame_info *next_frame)
m32r_dummy_id (struct gdbarch *gdbarch, struct frame_info *this_frame)
{
return frame_id_build (m32r_unwind_sp (gdbarch, next_frame),
frame_pc_unwind (next_frame));
CORE_ADDR sp = get_frame_register_unsigned (this_frame, M32R_SP_REGNUM);
return frame_id_build (sp, get_frame_pc (this_frame));
}
@@ -940,7 +931,7 @@ m32r_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
/* Methods for saving / extracting a dummy frame's ID. The ID's
stack address must match the SP value returned by
PUSH_DUMMY_CALL, and saved by generic_save_dummy_frame_tos. */
set_gdbarch_unwind_dummy_id (gdbarch, m32r_unwind_dummy_id);
set_gdbarch_dummy_id (gdbarch, m32r_dummy_id);
/* Return the unwound PC value. */
set_gdbarch_unwind_pc (gdbarch, m32r_unwind_pc);
@@ -951,7 +942,7 @@ m32r_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
gdbarch_init_osabi (info, gdbarch);
/* Hook in the default unwinders. */
frame_unwind_append_sniffer (gdbarch, m32r_frame_sniffer);
frame_unwind_append_unwinder (gdbarch, &m32r_frame_unwind);
/* Support simple overlay manager. */
set_gdbarch_overlay_update (gdbarch, simple_overlay_update);