/* Target-dependent code for Solaris x86.
- Copyright (C) 2002, 2003, 2004, 2006, 2007, 2008, 2009
- Free Software Foundation, Inc.
+ Copyright (C) 2002-2022 Free Software Foundation, Inc.
This file is part of GDB.
#include "value.h"
#include "osabi.h"
-#include "gdb_string.h"
-
#include "sol2-tdep.h"
#include "i386-tdep.h"
#include "solib-svr4.h"
0 * 4 /* %gs */
};
-/* Return whether THIS_FRAME corresponds to a Solaris sigtramp
- routine. */
-
-static int
-i386_sol2_sigtramp_p (struct frame_info *this_frame)
-{
- CORE_ADDR pc = get_frame_pc (this_frame);
- char *name;
-
- find_pc_partial_function (pc, &name, NULL, NULL);
- return (name && (strcmp ("sigacthandler", name) == 0
- || strcmp (name, "ucbsigvechandler") == 0));
-}
-
/* Solaris doesn't have a `struct sigcontext', but it does have a
`mcontext_t' that contains the saved set of machine registers. */
return ucontext_addr + 36;
}
-/* SunPRO encodes the static variables. This is not related to C++
- mangling, it is done for C too. */
-
-static char *
-i386_sol2_static_transform_name (char *name)
-{
- char *p;
- if (name[0] == '.')
- {
- /* For file-local statics there will be a period, a bunch of
- junk (the contents of which match a string given in the
- N_OPT), a period and the name. For function-local statics
- there will be a bunch of junk (which seems to change the
- second character from 'A' to 'B'), a period, the name of the
- function, and the name. So just skip everything before the
- last period. */
- p = strrchr (name, '.');
- if (p != NULL)
- name = p + 1;
- }
- return name;
-}
-
/* Solaris 2. */
static void
i386_sol2_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
{
- struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
+ i386_gdbarch_tdep *tdep = (i386_gdbarch_tdep *) gdbarch_tdep (gdbarch);
/* Solaris is SVR4-based. */
i386_svr4_init_abi (info, gdbarch);
- /* The SunPRO compiler puts out 0 instead of the address in N_SO symbols,
- and for SunPRO 3.0, N_FUN symbols too. */
- set_gdbarch_sofun_address_maybe_missing (gdbarch, 1);
-
- /* Handle SunPRO encoding of static symbols. */
- set_gdbarch_static_transform_name (gdbarch, i386_sol2_static_transform_name);
+ sol2_init_abi (info, gdbarch);
/* Solaris reserves space for its FPU emulator in `fpregset_t'.
There is also some space reserved for the registers of a Weitek
tdep->sizeof_fpregset = 380;
/* Signal trampolines are slightly different from SVR4. */
- tdep->sigtramp_p = i386_sol2_sigtramp_p;
+ tdep->sigtramp_p = sol2_sigtramp_p;
tdep->sigcontext_addr = i386_sol2_mcontext_addr;
tdep->sc_reg_offset = tdep->gregset_reg_offset;
tdep->sc_num_regs = tdep->gregset_num_regs;
/* Solaris has SVR4-style shared libraries. */
- set_gdbarch_skip_solib_resolver (gdbarch, sol2_skip_solib_resolver);
set_solib_svr4_fetch_link_map_offsets
(gdbarch, svr4_ilp32_fetch_link_map_offsets);
-
- /* Solaris encodes the pid of the inferior in regset section
- names. */
- set_gdbarch_core_reg_section_encodes_pid (gdbarch, 1);
}
\f
return GDB_OSABI_UNKNOWN;
}
-/* Provide a prototype to silence -Wmissing-prototypes. */
-void _initialize_i386_sol2_tdep (void);
-
+void _initialize_i386_sol2_tdep ();
void
-_initialize_i386_sol2_tdep (void)
+_initialize_i386_sol2_tdep ()
{
/* Register an ELF OS ABI sniffer for Solaris 2 binaries. */
gdbarch_register_osabi_sniffer (bfd_arch_i386, bfd_target_elf_flavour,