/* Target-dependent code for GNU/Linux on Alpha.
- Copyright (C) 2002, 2003, 2007, 2008, 2009 Free Software Foundation, Inc.
+ Copyright (C) 2002, 2003, 2007, 2008, 2009, 2010
+ Free Software Foundation, Inc.
This file is part of GDB.
*/
static long
-alpha_linux_sigtramp_offset_1 (CORE_ADDR pc)
+alpha_linux_sigtramp_offset_1 (struct gdbarch *gdbarch, CORE_ADDR pc)
{
- switch (alpha_read_insn (pc))
+ switch (alpha_read_insn (gdbarch, pc))
{
case 0x47de0410: /* bis $30,$30,$16 */
case 0x47fe0410: /* bis $31,$30,$16 */
}
static LONGEST
-alpha_linux_sigtramp_offset (CORE_ADDR pc)
+alpha_linux_sigtramp_offset (struct gdbarch *gdbarch, CORE_ADDR pc)
{
long i, off;
return -1;
/* Guess where we might be in the sequence. */
- off = alpha_linux_sigtramp_offset_1 (pc);
+ off = alpha_linux_sigtramp_offset_1 (gdbarch, pc);
if (off < 0)
return -1;
{
if (i == off)
continue;
- if (alpha_linux_sigtramp_offset_1 (pc + i) != i)
+ if (alpha_linux_sigtramp_offset_1 (gdbarch, pc + i) != i)
return -1;
}
}
static int
-alpha_linux_pc_in_sigtramp (CORE_ADDR pc, char *func_name)
+alpha_linux_pc_in_sigtramp (struct gdbarch *gdbarch,
+ CORE_ADDR pc, char *func_name)
{
- return alpha_linux_sigtramp_offset (pc) >= 0;
+ return alpha_linux_sigtramp_offset (gdbarch, pc) >= 0;
}
static CORE_ADDR
alpha_linux_sigcontext_addr (struct frame_info *this_frame)
{
+ struct gdbarch *gdbarch = get_frame_arch (this_frame);
CORE_ADDR pc;
ULONGEST sp;
long off;
pc = get_frame_pc (this_frame);
sp = get_frame_register_unsigned (this_frame, ALPHA_SP_REGNUM);
- off = alpha_linux_sigtramp_offset (pc);
+ off = alpha_linux_sigtramp_offset (gdbarch, pc);
gdb_assert (off >= 0);
/* __NR_rt_sigreturn has a couple of structures on the stack. This is:
offsetof (struct rt_sigframe, uc.uc_mcontext);
*/
- if (alpha_read_insn (pc - off + 4) == 0x201f015f)
+ if (alpha_read_insn (gdbarch, pc - off + 4) == 0x201f015f)
return sp + 176;
/* __NR_sigreturn has the sigcontext structure at the top of the stack. */