diff options
Diffstat (limited to 'gdb/sparc64-obsd-tdep.c')
| -rw-r--r-- | gdb/sparc64-obsd-tdep.c | 160 |
1 files changed, 70 insertions, 90 deletions
diff --git a/gdb/sparc64-obsd-tdep.c b/gdb/sparc64-obsd-tdep.c index a4ab453..9c2b7f0 100644 --- a/gdb/sparc64-obsd-tdep.c +++ b/gdb/sparc64-obsd-tdep.c @@ -45,38 +45,34 @@ match the ptrace(2) layout. */ /* From <machine/reg.h>. */ -const struct sparc_gregmap sparc64obsd_gregmap = -{ - 0 * 8, /* "tstate" */ - 1 * 8, /* %pc */ - 2 * 8, /* %npc */ - 3 * 8, /* %y */ - -1, /* %fprs */ - -1, - 5 * 8, /* %g1 */ - 20 * 8, /* %l0 */ - 4 /* sizeof (%y) */ +const struct sparc_gregmap sparc64obsd_gregmap = { + 0 * 8, /* "tstate" */ + 1 * 8, /* %pc */ + 2 * 8, /* %npc */ + 3 * 8, /* %y */ + -1, /* %fprs */ + -1, 5 * 8, /* %g1 */ + 20 * 8, /* %l0 */ + 4 /* sizeof (%y) */ }; -const struct sparc_gregmap sparc64obsd_core_gregmap = -{ - 0 * 8, /* "tstate" */ - 1 * 8, /* %pc */ - 2 * 8, /* %npc */ - 3 * 8, /* %y */ - -1, /* %fprs */ - -1, - 7 * 8, /* %g1 */ - 22 * 8, /* %l0 */ - 4 /* sizeof (%y) */ +const struct sparc_gregmap sparc64obsd_core_gregmap = { + 0 * 8, /* "tstate" */ + 1 * 8, /* %pc */ + 2 * 8, /* %npc */ + 3 * 8, /* %y */ + -1, /* %fprs */ + -1, 7 * 8, /* %g1 */ + 22 * 8, /* %l0 */ + 4 /* sizeof (%y) */ }; static void sparc64obsd_supply_gregset (const struct regset *regset, - struct regcache *regcache, - int regnum, const void *gregs, size_t len) + struct regcache *regcache, int regnum, + const void *gregs, size_t len) { - const void *fpregs = (char *)gregs + 288; + const void *fpregs = (char *) gregs + 288; if (len < 832) { @@ -90,12 +86,11 @@ sparc64obsd_supply_gregset (const struct regset *regset, static void sparc64obsd_supply_fpregset (const struct regset *regset, - struct regcache *regcache, - int regnum, const void *fpregs, size_t len) + struct regcache *regcache, int regnum, + const void *fpregs, size_t len) { sparc64_supply_fpregset (&sparc64_bsd_fpregmap, regcache, regnum, fpregs); } - /* Signal trampolines. */ @@ -114,12 +109,10 @@ sparc64obsd_supply_fpregset (const struct regset *regset, static const int sparc64obsd_page_size = 8192; /* Offset for sigreturn(2). */ -static const int sparc64obsd_sigreturn_offset[] = { - 0xf0, /* OpenBSD 3.8 */ - 0xec, /* OpenBSD 3.6 */ - 0xe8, /* OpenBSD 3.2 */ - -1 -}; +static const int sparc64obsd_sigreturn_offset[] = { 0xf0, /* OpenBSD 3.8 */ + 0xec, /* OpenBSD 3.6 */ + 0xe8, /* OpenBSD 3.2 */ + -1 }; static int sparc64obsd_pc_in_sigtramp (CORE_ADDR pc, const char *name) @@ -189,18 +182,18 @@ static void sparc64obsd_frame_this_id (frame_info_ptr this_frame, void **this_cache, struct frame_id *this_id) { - struct sparc_frame_cache *cache = - sparc64obsd_frame_cache (this_frame, this_cache); + struct sparc_frame_cache *cache + = sparc64obsd_frame_cache (this_frame, this_cache); (*this_id) = frame_id_build (cache->base, cache->pc); } static struct value * -sparc64obsd_frame_prev_register (frame_info_ptr this_frame, - void **this_cache, int regnum) +sparc64obsd_frame_prev_register (frame_info_ptr this_frame, void **this_cache, + int regnum) { - struct sparc_frame_cache *cache = - sparc64obsd_frame_cache (this_frame, this_cache); + struct sparc_frame_cache *cache + = sparc64obsd_frame_cache (this_frame, this_cache); return trad_frame_get_prev_register (this_frame, cache->saved_regs, regnum); } @@ -220,17 +213,12 @@ sparc64obsd_sigtramp_frame_sniffer (const struct frame_unwind *self, return 0; } -static const struct frame_unwind sparc64obsd_frame_unwind = -{ - "sparc64 openbsd sigtramp", - SIGTRAMP_FRAME, - default_frame_unwind_stop_reason, - sparc64obsd_frame_this_id, - sparc64obsd_frame_prev_register, - NULL, - sparc64obsd_sigtramp_frame_sniffer -}; - +static const struct frame_unwind sparc64obsd_frame_unwind + = { "sparc64 openbsd sigtramp", SIGTRAMP_FRAME, + default_frame_unwind_stop_reason, sparc64obsd_frame_this_id, + sparc64obsd_frame_prev_register, NULL, + sparc64obsd_sigtramp_frame_sniffer }; + /* Kernel debugging support. */ static struct sparc_frame_cache * @@ -263,11 +251,11 @@ sparc64obsd_trapframe_cache (frame_info_ptr this_frame, void **this_cache) } static void -sparc64obsd_trapframe_this_id (frame_info_ptr this_frame, - void **this_cache, struct frame_id *this_id) +sparc64obsd_trapframe_this_id (frame_info_ptr this_frame, void **this_cache, + struct frame_id *this_id) { - struct sparc_frame_cache *cache = - sparc64obsd_trapframe_cache (this_frame, this_cache); + struct sparc_frame_cache *cache + = sparc64obsd_trapframe_cache (this_frame, this_cache); (*this_id) = frame_id_build (cache->base, cache->pc); } @@ -276,16 +264,15 @@ static struct value * sparc64obsd_trapframe_prev_register (frame_info_ptr this_frame, void **this_cache, int regnum) { - struct sparc_frame_cache *cache = - sparc64obsd_trapframe_cache (this_frame, this_cache); + struct sparc_frame_cache *cache + = sparc64obsd_trapframe_cache (this_frame, this_cache); return trad_frame_get_prev_register (this_frame, cache->saved_regs, regnum); } static int sparc64obsd_trapframe_sniffer (const struct frame_unwind *self, - frame_info_ptr this_frame, - void **this_cache) + frame_info_ptr this_frame, void **this_cache) { CORE_ADDR pc; ULONGEST pstate; @@ -304,27 +291,24 @@ sparc64obsd_trapframe_sniffer (const struct frame_unwind *self, return 0; } -static const struct frame_unwind sparc64obsd_trapframe_unwind = -{ - "sparc64 openbsd trap", - NORMAL_FRAME, - default_frame_unwind_stop_reason, - sparc64obsd_trapframe_this_id, - sparc64obsd_trapframe_prev_register, - NULL, - sparc64obsd_trapframe_sniffer -}; - +static const struct frame_unwind sparc64obsd_trapframe_unwind + = { "sparc64 openbsd trap", + NORMAL_FRAME, + default_frame_unwind_stop_reason, + sparc64obsd_trapframe_this_id, + sparc64obsd_trapframe_prev_register, + NULL, + sparc64obsd_trapframe_sniffer }; /* Threads support. */ /* Offset wthin the thread structure where we can find %fp and %i7. */ -#define SPARC64OBSD_UTHREAD_FP_OFFSET 232 -#define SPARC64OBSD_UTHREAD_PC_OFFSET 240 +#define SPARC64OBSD_UTHREAD_FP_OFFSET 232 +#define SPARC64OBSD_UTHREAD_PC_OFFSET 240 static void -sparc64obsd_supply_uthread (struct regcache *regcache, - int regnum, CORE_ADDR addr) +sparc64obsd_supply_uthread (struct regcache *regcache, int regnum, + CORE_ADDR addr) { struct gdbarch *gdbarch = regcache->arch (); enum bfd_endian byte_order = gdbarch_byte_order (gdbarch); @@ -371,8 +355,8 @@ sparc64obsd_supply_uthread (struct regcache *regcache, } static void -sparc64obsd_collect_uthread(const struct regcache *regcache, - int regnum, CORE_ADDR addr) +sparc64obsd_collect_uthread (const struct regcache *regcache, int regnum, + CORE_ADDR addr) { struct gdbarch *gdbarch = regcache->arch (); enum bfd_endian byte_order = gdbarch_byte_order (gdbarch); @@ -389,7 +373,7 @@ sparc64obsd_collect_uthread(const struct regcache *regcache, CORE_ADDR fp_addr = addr + SPARC64OBSD_UTHREAD_FP_OFFSET; regcache->raw_collect (SPARC_SP_REGNUM, buf); - write_memory (fp_addr,buf, 8); + write_memory (fp_addr, buf, 8); } if (regnum == SPARC64_PC_REGNUM || regnum == -1) @@ -408,17 +392,12 @@ sparc64obsd_collect_uthread(const struct regcache *regcache, sp = extract_unsigned_integer (buf, 8, byte_order); sparc_collect_rwindow (regcache, sp, regnum); } - -static const struct regset sparc64obsd_gregset = - { - NULL, sparc64obsd_supply_gregset, NULL - }; +static const struct regset sparc64obsd_gregset + = { NULL, sparc64obsd_supply_gregset, NULL }; -static const struct regset sparc64obsd_fpregset = - { - NULL, sparc64obsd_supply_fpregset, NULL - }; +static const struct regset sparc64obsd_fpregset + = { NULL, sparc64obsd_supply_fpregset, NULL }; static void sparc64obsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch) @@ -440,8 +419,8 @@ sparc64obsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch) obsd_init_abi (info, gdbarch); /* OpenBSD/sparc64 has SVR4-style shared libraries. */ - set_solib_svr4_fetch_link_map_offsets - (gdbarch, svr4_lp64_fetch_link_map_offsets); + set_solib_svr4_fetch_link_map_offsets (gdbarch, + svr4_lp64_fetch_link_map_offsets); set_gdbarch_skip_solib_resolver (gdbarch, obsd_skip_solib_resolver); /* OpenBSD provides a user-level threads implementation. */ @@ -450,9 +429,10 @@ sparc64obsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch) } void _initialize_sparc64obsd_tdep (); + void _initialize_sparc64obsd_tdep () { - gdbarch_register_osabi (bfd_arch_sparc, bfd_mach_sparc_v9, - GDB_OSABI_OPENBSD, sparc64obsd_init_abi); + gdbarch_register_osabi (bfd_arch_sparc, bfd_mach_sparc_v9, GDB_OSABI_OPENBSD, + sparc64obsd_init_abi); } |