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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/frv-linux-tdep.c
View File

@@ -165,7 +165,7 @@ frv_linux_pc_in_sigtramp (CORE_ADDR pc, char *name)
} __attribute__((aligned(8))); */
static LONGEST
frv_linux_sigcontext_reg_addr (struct frame_info *next_frame, int regno,
frv_linux_sigcontext_reg_addr (struct frame_info *this_frame, int regno,
CORE_ADDR *sc_addr_cache_ptr)
{
CORE_ADDR sc_addr;
@@ -180,10 +180,10 @@ frv_linux_sigcontext_reg_addr (struct frame_info *next_frame, int regno,
char buf[4];
int tramp_type;
pc = frame_pc_unwind (next_frame);
pc = get_frame_pc (this_frame);
tramp_type = frv_linux_pc_in_sigtramp (pc, 0);
frame_unwind_register (next_frame, sp_regnum, buf);
get_frame_register (this_frame, sp_regnum, buf);
sp = extract_unsigned_integer (buf, sizeof buf);
if (tramp_type == NORMAL_SIGTRAMP)
@@ -253,10 +253,10 @@ frv_linux_sigcontext_reg_addr (struct frame_info *next_frame, int regno,
/* Signal trampolines. */
static struct trad_frame_cache *
frv_linux_sigtramp_frame_cache (struct frame_info *next_frame, void **this_cache)
frv_linux_sigtramp_frame_cache (struct frame_info *this_frame, void **this_cache)
{
struct trad_frame_cache *cache;
struct gdbarch_tdep *tdep = gdbarch_tdep (get_frame_arch (next_frame));
struct gdbarch_tdep *tdep = gdbarch_tdep (get_frame_arch (this_frame));
CORE_ADDR addr;
char buf[4];
int regnum;
@@ -266,20 +266,20 @@ frv_linux_sigtramp_frame_cache (struct frame_info *next_frame, void **this_cache
if (*this_cache)
return *this_cache;
cache = trad_frame_cache_zalloc (next_frame);
cache = trad_frame_cache_zalloc (this_frame);
/* FIXME: cagney/2004-05-01: This is is long standing broken code.
The frame ID's code address should be the start-address of the
signal trampoline and not the current PC within that
trampoline. */
frame_unwind_register (next_frame, sp_regnum, buf);
get_frame_register (this_frame, sp_regnum, buf);
this_id = frame_id_build (extract_unsigned_integer (buf, sizeof buf),
frame_pc_unwind (next_frame));
get_frame_pc (this_frame));
trad_frame_set_id (cache, this_id);
for (regnum = 0; regnum < frv_num_regs; regnum++)
{
LONGEST reg_addr = frv_linux_sigcontext_reg_addr (next_frame, regnum,
LONGEST reg_addr = frv_linux_sigcontext_reg_addr (this_frame, regnum,
&sc_addr_cache_val);
if (reg_addr != -1)
trad_frame_set_reg_addr (cache, regnum, reg_addr);
@@ -290,48 +290,47 @@ frv_linux_sigtramp_frame_cache (struct frame_info *next_frame, void **this_cache
}
static void
frv_linux_sigtramp_frame_this_id (struct frame_info *next_frame, void **this_cache,
frv_linux_sigtramp_frame_this_id (struct frame_info *this_frame, void **this_cache,
struct frame_id *this_id)
{
struct trad_frame_cache *cache =
frv_linux_sigtramp_frame_cache (next_frame, this_cache);
frv_linux_sigtramp_frame_cache (this_frame, this_cache);
trad_frame_get_id (cache, this_id);
}
static void
frv_linux_sigtramp_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 *
frv_linux_sigtramp_frame_prev_register (struct frame_info *this_frame,
void **this_cache, int regnum)
{
/* Make sure we've initialized the cache. */
struct trad_frame_cache *cache =
frv_linux_sigtramp_frame_cache (next_frame, this_cache);
trad_frame_get_register (cache, next_frame, regnum, optimizedp, lvalp,
addrp, realnump, valuep);
frv_linux_sigtramp_frame_cache (this_frame, this_cache);
return trad_frame_get_register (cache, this_frame, regnum);
}
static int
frv_linux_sigtramp_frame_sniffer (const struct frame_unwind *self,
struct frame_info *this_frame,
void **this_cache)
{
CORE_ADDR pc = get_frame_pc (this_frame);
char *name;
find_pc_partial_function (pc, &name, NULL, NULL);
if (frv_linux_pc_in_sigtramp (pc, name))
return 1;
return 0;
}
static const struct frame_unwind frv_linux_sigtramp_frame_unwind =
{
SIGTRAMP_FRAME,
frv_linux_sigtramp_frame_this_id,
frv_linux_sigtramp_frame_prev_register
frv_linux_sigtramp_frame_prev_register,
NULL,
frv_linux_sigtramp_frame_sniffer
};
static const struct frame_unwind *
frv_linux_sigtramp_frame_sniffer (struct frame_info *next_frame)
{
CORE_ADDR pc = frame_pc_unwind (next_frame);
char *name;
find_pc_partial_function (pc, &name, NULL, NULL);
if (frv_linux_pc_in_sigtramp (pc, name))
return &frv_linux_sigtramp_frame_unwind;
return NULL;
}
/* The FRV kernel defines ELF_NGREG as 46. We add 2 in order to include
the loadmap addresses in the register set. (See below for more info.) */
@@ -485,7 +484,7 @@ static void
frv_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
{
/* Set the sigtramp frame sniffer. */
frame_unwind_append_sniffer (gdbarch, frv_linux_sigtramp_frame_sniffer);
frame_unwind_append_unwinder (gdbarch, &frv_linux_sigtramp_frame_unwind);
set_gdbarch_regset_from_core_section (gdbarch,
frv_linux_regset_from_core_section);
}