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* i386-nto-tdep.c (I386_NTO_SIGCONTEXT_OFFSET): Remove define.

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(i386nto_sigcontext_addr): Change the way context address is calculated.
	(i386nto_init_abi): Remove usage of deprecated sc_reg_offset and
	sc_sp_offset and set sc_reg_offset and sc_num_regs.
This commit is contained in:
Aleksandar Ristovski 2009-06-11 20:55:19 +00:00
parent 80b1849c68
commit 19a934d888
2 changed files with 15 additions and 8 deletions
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7
gdb/ChangeLog
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@ -1,3 +1,10 @@
2009-06-11 Aleksandar Ristovski <aristovski@qnx.com>
* i386-nto-tdep.c (I386_NTO_SIGCONTEXT_OFFSET): Remove define.
(i386nto_sigcontext_addr): Change the way context address is calculated.
(i386nto_init_abi): Remove usage of deprecated sc_reg_offset and
sc_sp_offset and set sc_reg_offset and sc_num_regs.
2009-06-11 Aleksandar Ristovski <aristovski@qnx.com>
* i386-nto-tdep.c (i386_nto_target): Remove definition.

16
gdb/i386-nto-tdep.c
View File

@ -287,8 +287,6 @@ i386nto_sigtramp_p (struct frame_info *this_frame)
return name && strcmp ("__signalstub", name) == 0;
}
#define I386_NTO_SIGCONTEXT_OFFSET 136
/* Assuming THIS_FRAME is a QNX Neutrino sigtramp routine, return the
address of the associated sigcontext structure. */
@ -296,12 +294,14 @@ static CORE_ADDR
i386nto_sigcontext_addr (struct frame_info *this_frame)
{
char buf[4];
CORE_ADDR sp;
CORE_ADDR ptrctx;
get_frame_register (this_frame, I386_ESP_REGNUM, buf);
sp = extract_unsigned_integer (buf, 4);
/* We store __ucontext_t addr in EDI register. */
get_frame_register (this_frame, I386_EDI_REGNUM, buf);
ptrctx = extract_unsigned_integer (buf, 4);
ptrctx += 24 /* Context pointer is at this offset. */;
return sp + I386_NTO_SIGCONTEXT_OFFSET;
return ptrctx;
}
static void
@ -340,8 +340,8 @@ i386nto_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
tdep->sigtramp_p = i386nto_sigtramp_p;
tdep->sigcontext_addr = i386nto_sigcontext_addr;
tdep->sc_pc_offset = 56;
tdep->sc_sp_offset = 68;
tdep->sc_reg_offset = i386nto_gregset_reg_offset;
tdep->sc_num_regs = ARRAY_SIZE (i386nto_gregset_reg_offset);
/* Setjmp()'s return PC saved in EDX (5). */
tdep->jb_pc_offset = 20; /* 5x32 bit ints in. */