static void
alphaobsd_init_abi(struct gdbarch_info info, struct gdbarch *gdbarch)
{
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
/* Hook into the DWARF CFI frame unwinder. */
alpha_dwarf2_init_abi (info, gdbarch);
/* Hook into the MDEBUG frame unwinder. */
alpha_mdebug_init_abi (info, gdbarch);
/* OpenBSD/alpha 3.0 and earlier does not provide single step
support via ptrace(2); use software single-stepping for now. */
set_gdbarch_software_single_step (gdbarch, alpha_software_single_step);
/* OpenBSD/alpha has SVR4-style shared libraries. */
set_solib_svr4_fetch_link_map_offsets
(gdbarch, svr4_lp64_fetch_link_map_offsets);
set_gdbarch_skip_solib_resolver (gdbarch, obsd_skip_solib_resolver);
tdep->dynamic_sigtramp_offset = alphaobsd_sigtramp_offset;
tdep->pc_in_sigtramp = alphaobsd_pc_in_sigtramp;
tdep->sigcontext_addr = alphaobsd_sigcontext_addr;
tdep->jb_pc = 2;
tdep->jb_elt_size = 8;
set_gdbarch_iterate_over_regset_sections
(gdbarch, alphanbsd_iterate_over_regset_sections);
}
static void
alpha_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
{
struct gdbarch_tdep *tdep;
linux_init_abi (info, gdbarch);
/* Hook into the DWARF CFI frame unwinder. */
alpha_dwarf2_init_abi (info, gdbarch);
/* Hook into the MDEBUG frame unwinder. */
alpha_mdebug_init_abi (info, gdbarch);
tdep = gdbarch_tdep (gdbarch);
tdep->dynamic_sigtramp_offset = alpha_linux_sigtramp_offset;
tdep->sigcontext_addr = alpha_linux_sigcontext_addr;
tdep->pc_in_sigtramp = alpha_linux_pc_in_sigtramp;
tdep->jb_pc = 2;
tdep->jb_elt_size = 8;
set_gdbarch_skip_trampoline_code (gdbarch, find_solib_trampoline_target);
set_solib_svr4_fetch_link_map_offsets
(gdbarch, svr4_lp64_fetch_link_map_offsets);
/* Enable TLS support. */
set_gdbarch_fetch_tls_load_module_address (gdbarch,
svr4_fetch_objfile_link_map);
set_gdbarch_regset_from_core_section
(gdbarch, alpha_linux_regset_from_core_section);
}
static void
alphanbsd_init_abi (struct gdbarch_info info,
struct gdbarch *gdbarch)
{
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
/* Hook into the DWARF CFI frame unwinder. */
alpha_dwarf2_init_abi (info, gdbarch);
/* Hook into the MDEBUG frame unwinder. */
alpha_mdebug_init_abi (info, gdbarch);
/* NetBSD/alpha does not provide single step support via ptrace(2); we
must use software single-stepping. */
set_gdbarch_software_single_step (gdbarch, alpha_software_single_step);
/* NetBSD/alpha has SVR4-style shared libraries. */
set_solib_svr4_fetch_link_map_offsets
(gdbarch, svr4_lp64_fetch_link_map_offsets);
#ifdef notyet
tdep->dynamic_sigtramp_offset = alphanbsd_sigtramp_offset;
tdep->pc_in_sigtramp = alphanbsd_pc_in_sigtramp;
tdep->sigcontext_addr = alphanbsd_sigcontext_addr;
#endif
tdep->jb_pc = 2;
tdep->jb_elt_size = 8;
set_gdbarch_regset_from_core_section
(gdbarch, alphanbsd_regset_from_core_section);
tramp_frame_prepend_unwinder (gdbarch, &alphanbsd_sigtramp_sc1);
tramp_frame_prepend_unwinder (gdbarch, &alphanbsd_sigtramp_si2);
tramp_frame_prepend_unwinder (gdbarch, &alphanbsd_sigtramp_si4);
}
static void
alphafbsd_init_abi (struct gdbarch_info info,
struct gdbarch *gdbarch)
{
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
/* Hook into the DWARF CFI frame unwinder. */
alpha_dwarf2_init_abi (info, gdbarch);
/* Hook into the MDEBUG frame unwinder. */
alpha_mdebug_init_abi (info, gdbarch);
/* FreeBSD/alpha has SVR4-style shared libraries. */
set_solib_svr4_fetch_link_map_offsets
(gdbarch, svr4_lp64_fetch_link_map_offsets);
tdep->dynamic_sigtramp_offset = alphafbsd_sigtramp_offset;
tdep->sigcontext_addr = alphafbsd_sigcontext_addr;
tdep->pc_in_sigtramp = alphafbsd_pc_in_sigtramp;
tdep->return_in_memory = alphafbsd_return_in_memory;
tdep->sc_pc_offset = 288;
tdep->sc_regs_offset = 24;
tdep->sc_fpregs_offset = 320;
tdep->jb_pc = 2;
tdep->jb_elt_size = 8;
}
static void
alphanbsd_init_abi (struct gdbarch_info info,
struct gdbarch *gdbarch)
{
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
/* Hook into the DWARF CFI frame unwinder. */
alpha_dwarf2_init_abi (info, gdbarch);
/* Hook into the MDEBUG frame unwinder. */
alpha_mdebug_init_abi (info, gdbarch);
/* NetBSD/alpha does not provide single step support via ptrace(2); we
must use software single-stepping. */
set_gdbarch_software_single_step (gdbarch, alpha_software_single_step);
set_solib_svr4_fetch_link_map_offsets (gdbarch,
nbsd_lp64_solib_svr4_fetch_link_map_offsets);
tdep->dynamic_sigtramp_offset = alphanbsd_sigtramp_offset;
tdep->pc_in_sigtramp = alphanbsd_pc_in_sigtramp;
tdep->sigcontext_addr = alphanbsd_sigcontext_addr;
tdep->jb_pc = 2;
tdep->jb_elt_size = 8;
}
static void
alpha_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
{
struct gdbarch_tdep *tdep;
/* Hook into the DWARF CFI frame unwinder. */
alpha_dwarf2_init_abi (info, gdbarch);
/* Hook into the MDEBUG frame unwinder. */
alpha_mdebug_init_abi (info, gdbarch);
set_gdbarch_pc_in_sigtramp (gdbarch, alpha_linux_pc_in_sigtramp);
tdep = gdbarch_tdep (gdbarch);
tdep->dynamic_sigtramp_offset = alpha_linux_sigtramp_offset;
tdep->sigcontext_addr = alpha_linux_sigcontext_addr;
tdep->jb_pc = 2;
tdep->jb_elt_size = 8;
}
static void
alpha_osf1_init_abi(struct gdbarch_info info, struct gdbarch *gdbarch)
{
struct gdbarch_tdep *tdep = new_gdbarch_tdep(gdbarch);
/* Hook into the MDEBUG frame unwinder: */
alpha_mdebug_init_abi(info, gdbarch);
/* The next/step support via procfs on OSF1 is broken when running
on multi-processor machines. We need to use software single stepping
instead. */
set_gdbarch_software_single_step(gdbarch, alpha_software_single_step);
tdep->sigcontext_addr = alpha_osf1_sigcontext_addr;
tdep->pc_in_sigtramp = alpha_osf1_pc_in_sigtramp;
tdep->jb_pc = 2;
tdep->jb_elt_size = 8;
}
static void
alpha_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
{
struct gdbarch_tdep *tdep;
/* Hook into the DWARF CFI frame unwinder. */
alpha_dwarf2_init_abi (info, gdbarch);
/* Hook into the MDEBUG frame unwinder. */
alpha_mdebug_init_abi (info, gdbarch);
tdep = gdbarch_tdep (gdbarch);
tdep->dynamic_sigtramp_offset = alpha_linux_sigtramp_offset;
tdep->sigcontext_addr = alpha_linux_sigcontext_addr;
tdep->pc_in_sigtramp = alpha_linux_pc_in_sigtramp;
tdep->jb_pc = 2;
tdep->jb_elt_size = 8;
/* Enable TLS support. */
set_gdbarch_fetch_tls_load_module_address (gdbarch,
svr4_fetch_objfile_link_map);
}
