/* Target-dependent code for the IA-64 for GDB, the GNU debugger.
- Copyright (C) 2000-2013 Free Software Foundation, Inc.
+ Copyright (C) 2000-2014 Free Software Foundation, Inc.
This file is part of GDB.
#include "symtab.h"
#include "linux-tdep.h"
+#include <ctype.h>
+
/* The sigtramp code is in a non-readable (executable-only) region
of memory called the ``gate page''. The addresses in question
were determined by examining the system headers. They are
CORE_ADDR sp, int regno)
{
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
- char buf[8];
+ gdb_byte buf[8];
CORE_ADDR sigcontext_addr = 0;
/* The address of the sigcontext area is found at offset 16 in the
regcache_cooked_write_unsigned (regcache, IA64_GR10_REGNUM, 0);
}
+/* Implementation of `gdbarch_stap_is_single_operand', as defined in
+ gdbarch.h. */
+
+static int
+ia64_linux_stap_is_single_operand (struct gdbarch *gdbarch, const char *s)
+{
+ return ((isdigit (*s) && s[1] == '[' && s[2] == 'r') /* Displacement. */
+ || *s == 'r' /* Register value. */
+ || isdigit (*s)); /* Literal number. */
+}
+
static void
ia64_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
{
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
+ static const char *const stap_register_prefixes[] = { "r", NULL };
+ static const char *const stap_register_indirection_prefixes[] = { "[",
+ NULL };
+ static const char *const stap_register_indirection_suffixes[] = { "]",
+ NULL };
linux_init_abi (info, gdbarch);
/* Enable TLS support. */
set_gdbarch_fetch_tls_load_module_address (gdbarch,
svr4_fetch_objfile_link_map);
+
+ /* SystemTap related. */
+ set_gdbarch_stap_register_prefixes (gdbarch, stap_register_prefixes);
+ set_gdbarch_stap_register_indirection_prefixes (gdbarch,
+ stap_register_indirection_prefixes);
+ set_gdbarch_stap_register_indirection_suffixes (gdbarch,
+ stap_register_indirection_suffixes);
+ set_gdbarch_stap_gdb_register_prefix (gdbarch, "r");
+ set_gdbarch_stap_is_single_operand (gdbarch,
+ ia64_linux_stap_is_single_operand);
}
/* Provide a prototype to silence -Wmissing-prototypes. */