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Differential D11074 Diff 30428 gdb/files/kgdb/sparc64fbsd-kern.c

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gdb/files/kgdb/sparc64fbsd-kern.c

Show First 20 Lines • Show All 49 Lines • ▼ Show 20 Lines
#include "kgdb.h" #include "kgdb.h"
#ifdef __sparc64__ #ifdef __sparc64__
static void static void
sparc64fbsd_supply_pcb(struct regcache *regcache, CORE_ADDR pcb_addr) sparc64fbsd_supply_pcb(struct regcache *regcache, CORE_ADDR pcb_addr)
{ {
struct pcb pcb; struct pcb pcb;
if (target_read_memory(pcb_addr, (gdb_byte *)&pcb, sizeof(pcb)) != 0) if (target_read_memory(pcb_addr, &pcb, sizeof(pcb)) != 0)
memset(&pcb, 0, sizeof(pcb)); memset(&pcb, 0, sizeof(pcb));
regcache_raw_supply(regcache, SPARC_SP_REGNUM, (char *)&pcb.pcb_sp); regcache_raw_supply(regcache, SPARC_SP_REGNUM, (char *)&pcb.pcb_sp);
sparc_supply_rwindow(regcache, pcb.pcb_sp, -1); sparc_supply_rwindow(regcache, pcb.pcb_sp, -1);
regcache_raw_supply(regcache, SPARC64_PC_REGNUM, (char *)&pcb.pcb_pc); regcache_raw_supply(regcache, SPARC64_PC_REGNUM, (char *)&pcb.pcb_pc);
pcb.pcb_pc += 4; pcb.pcb_pc += 4;
regcache_raw_supply(regcache, SPARC64_NPC_REGNUM, (char *)&pcb.pcb_pc); regcache_raw_supply(regcache, SPARC64_NPC_REGNUM, (char *)&pcb.pcb_pc);
} }
▲ Show 20 Lines • Show All 180 Lines • ▼ Show 20 Lines case SPARC_O7_REGNUM:
ofs = offsetof(struct trapframe, tf_out) + ofs = offsetof(struct trapframe, tf_out) +
(regnum - SPARC_O0_REGNUM) * 8; (regnum - SPARC_O0_REGNUM) * 8;
break; break;
default: default:
if (regnum >= SPARC_L0_REGNUM && regnum <= SPARC_I7_REGNUM) { if (regnum >= SPARC_L0_REGNUM && regnum <= SPARC_I7_REGNUM) {
ofs = (regnum - SPARC_L0_REGNUM) * 8; ofs = (regnum - SPARC_L0_REGNUM) * 8;
*addrp = cache->sp + BIAS + ofs; *addrp = cache->sp + BIAS + ofs;
*lvalp = lval_memory; *lvalp = lval_memory;
target_read_memory(*addrp, (gdb_byte *)valuep, regsz); target_read_memory(*addrp, valuep, regsz);
} }
return; return;
} }
*addrp = cache->fp + ofs; *addrp = cache->fp + ofs;
*lvalp = lval_memory; *lvalp = lval_memory;
target_read_memory(*addrp, (gdb_byte *)valuep, regsz); target_read_memory(*addrp, valuep, regsz);
} }
static const struct frame_unwind kgdb_trgt_trapframe_unwind = { static const struct frame_unwind kgdb_trgt_trapframe_unwind = {
UNKNOWN_FRAME, UNKNOWN_FRAME,
&kgdb_trgt_trapframe_this_id, &kgdb_trgt_trapframe_this_id,
&kgdb_trgt_trapframe_prev_register &kgdb_trgt_trapframe_prev_register
}; };
Show All 38 Lines
void void
_initialize_sparc64_kgdb_tdep(void) _initialize_sparc64_kgdb_tdep(void)
{ {
gdbarch_register_osabi_sniffer(bfd_arch_sparc, gdbarch_register_osabi_sniffer(bfd_arch_sparc,
bfd_target_elf_flavour, bfd_target_elf_flavour,
fbsd_kernel_osabi_sniffer); fbsd_kernel_osabi_sniffer);
gdbarch_register_osabi (bfd_arch_sparc, bfd_mach_sparc_v9, gdbarch_register_osabi (bfd_arch_sparc, bfd_mach_sparc_v9,
GDB_OSABI_FREEBSD_ELF_KERNEL, sparc64fbsd_kernel_init_abi); GDB_OSABI_FREEBSD_KERNEL, sparc64fbsd_kernel_init_abi);
} }