#include "defs.h"
#include "inferior.h"
#include "gdbcore.h"
#include "gdbcmd.h"
#include "arch-utils.h"
#include "regcache.h"
#include "symfile.h"
#include "x86-64-tdep.h"
#include "dwarf2cfi.h"
#include "gdb_assert.h"
#define RAX_REGNUM 0
#define RDX_REGNUM 3
#define RDI_REGNUM 5
#define EFLAGS_REGNUM 17
#define XMM1_REGNUM 39
struct register_info
{
int size;
char *name;
struct type **type;
};
static struct register_info x86_64_register_info_table[] = {
{8, "rax", &builtin_type_int64},
{8, "rbx", &builtin_type_int64},
{8, "rcx", &builtin_type_int64},
{8, "rdx", &builtin_type_int64},
{8, "rsi", &builtin_type_int64},
{8, "rdi", &builtin_type_int64},
{8, "rbp", &builtin_type_void_func_ptr},
{8, "rsp", &builtin_type_void_func_ptr},
{8, "r8", &builtin_type_int64},
{8, "r9", &builtin_type_int64},
{8, "r10", &builtin_type_int64},
{8, "r11", &builtin_type_int64},
{8, "r12", &builtin_type_int64},
{8, "r13", &builtin_type_int64},
{8, "r14", &builtin_type_int64},
{8, "r15", &builtin_type_int64},
{8, "rip", &builtin_type_void_func_ptr},
{4, "eflags", &builtin_type_int32},
{4, "ds", &builtin_type_int32},
{4, "es", &builtin_type_int32},
{4, "fs", &builtin_type_int32},
{4, "gs", &builtin_type_int32},
{10, "st0", &builtin_type_i387_ext},
{10, "st1", &builtin_type_i387_ext},
{10, "st2", &builtin_type_i387_ext},
{10, "st3", &builtin_type_i387_ext},
{10, "st4", &builtin_type_i387_ext},
{10, "st5", &builtin_type_i387_ext},
{10, "st6", &builtin_type_i387_ext},
{10, "st7", &builtin_type_i387_ext},
{4, "fctrl", &builtin_type_int32},
{4, "fstat", &builtin_type_int32},
{4, "ftag", &builtin_type_int32},
{4, "fiseg", &builtin_type_int32},
{4, "fioff", &builtin_type_int32},
{4, "foseg", &builtin_type_int32},
{4, "fooff", &builtin_type_int32},
{4, "fop", &builtin_type_int32},
{16, "xmm0", &builtin_type_v4sf},
{16, "xmm1", &builtin_type_v4sf},
{16, "xmm2", &builtin_type_v4sf},
{16, "xmm3", &builtin_type_v4sf},
{16, "xmm4", &builtin_type_v4sf},
{16, "xmm5", &builtin_type_v4sf},
{16, "xmm6", &builtin_type_v4sf},
{16, "xmm7", &builtin_type_v4sf},
{16, "xmm8", &builtin_type_v4sf},
{16, "xmm9", &builtin_type_v4sf},
{16, "xmm10", &builtin_type_v4sf},
{16, "xmm11", &builtin_type_v4sf},
{16, "xmm12", &builtin_type_v4sf},
{16, "xmm13", &builtin_type_v4sf},
{16, "xmm14", &builtin_type_v4sf},
{16, "xmm15", &builtin_type_v4sf},
{4, "mxcsr", &builtin_type_int32}
};
#define X86_64_NUM_REGS (sizeof (x86_64_register_info_table) / \
sizeof (x86_64_register_info_table[0]))
#define X86_64_NUM_GREGS (22)
int x86_64_num_regs = X86_64_NUM_REGS;
int x86_64_num_gregs = X86_64_NUM_GREGS;
int
x86_64_register_raw_size (int regno)
{
return x86_64_register_info_table[regno].size;
}
int x86_64_register_byte_table[X86_64_NUM_REGS];
int
x86_64_register_byte (int regno)
{
return x86_64_register_byte_table[regno];
}
static struct type *
x86_64_register_virtual_type (int regno)
{
return *x86_64_register_info_table[regno].type;
}
int
x86_64_register_convertible (int regno)
{
return IS_FP_REGNUM (regno);
}
void
x86_64_register_convert_to_virtual (int regnum, struct type *type,
char *from, char *to)
{
char buf[12];
DOUBLEST d;
if (TYPE_CODE (type) != TYPE_CODE_FLT)
{
warning ("Cannot convert floating-point register value "
"to non-floating-point type.");
memset (to, 0, TYPE_LENGTH (type));
return;
}
memcpy (buf, from, FPU_REG_RAW_SIZE);
memset (buf + FPU_REG_RAW_SIZE, 0, sizeof buf - FPU_REG_RAW_SIZE);
convert_typed_floating (to, type, buf,
x86_64_register_virtual_type (regnum));
}
void
x86_64_register_convert_to_raw (struct type *type, int regnum,
char *from, char *to)
{
gdb_assert (TYPE_CODE (type) == TYPE_CODE_FLT && TYPE_LENGTH (type) == 12);
memcpy (to, from, FPU_REG_RAW_SIZE);
}
static const char att_flavour[] = "att";
static const char intel_flavour[] = "intel";
static const char *valid_flavours[] = {
att_flavour,
intel_flavour,
NULL
};
static const char *disassembly_flavour = att_flavour;
static CORE_ADDR
x86_64_push_return_address (CORE_ADDR pc, CORE_ADDR sp)
{
char buf[8];
store_unsigned_integer (buf, 8, CALL_DUMMY_ADDRESS ());
write_memory (sp - 8, buf, 8);
return sp - 8;
}
void
x86_64_pop_frame (void)
{
generic_pop_current_frame (cfi_pop_frame);
}
#define MAX_CLASSES 4
enum x86_64_reg_class
{
X86_64_NO_CLASS,
X86_64_INTEGER_CLASS,
X86_64_INTEGERSI_CLASS,
X86_64_SSE_CLASS,
X86_64_SSESF_CLASS,
X86_64_SSEDF_CLASS,
X86_64_SSEUP_CLASS,
X86_64_X87_CLASS,
X86_64_X87UP_CLASS,
X86_64_MEMORY_CLASS
};
static enum x86_64_reg_class
merge_classes (enum x86_64_reg_class class1, enum x86_64_reg_class class2)
{
if (class1 == class2)
return class1;
if (class1 == X86_64_NO_CLASS)
return class2;
if (class2 == X86_64_NO_CLASS)
return class1;
if (class1 == X86_64_MEMORY_CLASS || class2 == X86_64_MEMORY_CLASS)
return X86_64_MEMORY_CLASS;
if ((class1 == X86_64_INTEGERSI_CLASS && class2 == X86_64_SSESF_CLASS)
|| (class2 == X86_64_INTEGERSI_CLASS && class1 == X86_64_SSESF_CLASS))
return X86_64_INTEGERSI_CLASS;
if (class1 == X86_64_INTEGER_CLASS || class1 == X86_64_INTEGERSI_CLASS
|| class2 == X86_64_INTEGER_CLASS || class2 == X86_64_INTEGERSI_CLASS)
return X86_64_INTEGER_CLASS;
if (class1 == X86_64_X87_CLASS || class1 == X86_64_X87UP_CLASS
|| class2 == X86_64_X87_CLASS || class2 == X86_64_X87UP_CLASS)
return X86_64_MEMORY_CLASS;
return X86_64_SSE_CLASS;
}
static int
classify_argument (struct type *type,
enum x86_64_reg_class classes[MAX_CLASSES], int bit_offset)
{
int bytes = TYPE_LENGTH (type);
int words = (bytes + 8 - 1) / 8;
switch (TYPE_CODE (type))
{
case TYPE_CODE_ARRAY:
case TYPE_CODE_STRUCT:
case TYPE_CODE_UNION:
{
int i;
enum x86_64_reg_class subclasses[MAX_CLASSES];
if (bytes > 16)
return 0;
for (i = 0; i < words; i++)
classes[i] = X86_64_NO_CLASS;
if (!words)
{
classes[0] = X86_64_NO_CLASS;
return 1;
}
switch (TYPE_CODE (type))
{
case TYPE_CODE_STRUCT:
{
int j;
for (j = 0; j < type->nfields; ++j)
{
int num = classify_argument (type->fields[j].type,
subclasses,
(type->fields[j].loc.bitpos
+ bit_offset) % 256);
if (!num)
return 0;
for (i = 0; i < num; i++)
{
int pos =
(type->fields[j].loc.bitpos + bit_offset) / 8 / 8;
classes[i + pos] =
merge_classes (subclasses[i], classes[i + pos]);
}
}
}
break;
case TYPE_CODE_ARRAY:
{
int num;
num = classify_argument (type->target_type,
subclasses, bit_offset);
if (!num)
return 0;
if (subclasses[0] == X86_64_SSESF_CLASS && bytes != 4)
subclasses[0] = X86_64_SSE_CLASS;
if (subclasses[0] == X86_64_INTEGERSI_CLASS && bytes != 4)
subclasses[0] = X86_64_INTEGER_CLASS;
for (i = 0; i < words; i++)
classes[i] = subclasses[i % num];
}
break;
case TYPE_CODE_UNION:
{
int j;
{
for (j = 0; j < type->nfields; ++j)
{
int num;
num = classify_argument (type->fields[j].type,
subclasses, bit_offset);
if (!num)
return 0;
for (i = 0; i < num; i++)
classes[i] = merge_classes (subclasses[i], classes[i]);
}
}
}
break;
}
for (i = 0; i < words; i++)
{
if (classes[i] == X86_64_MEMORY_CLASS)
return 0;
if (classes[i] == X86_64_SSEUP_CLASS
&& (i == 0 || classes[i - 1] != X86_64_SSE_CLASS))
classes[i] = X86_64_SSE_CLASS;
if (classes[i] == X86_64_X87UP_CLASS
&& (i == 0 || classes[i - 1] != X86_64_X87_CLASS))
classes[i] = X86_64_SSE_CLASS;
}
return words;
}
break;
case TYPE_CODE_FLT:
switch (bytes)
{
case 4:
if (!(bit_offset % 64))
classes[0] = X86_64_SSESF_CLASS;
else
classes[0] = X86_64_SSE_CLASS;
return 1;
case 8:
classes[0] = X86_64_SSEDF_CLASS;
return 1;
case 16:
classes[0] = X86_64_X87_CLASS;
classes[1] = X86_64_X87UP_CLASS;
return 2;
}
break;
case TYPE_CODE_INT:
case TYPE_CODE_PTR:
switch (bytes)
{
case 1:
case 2:
case 4:
case 8:
if (bytes * 8 + bit_offset <= 32)
classes[0] = X86_64_INTEGERSI_CLASS;
else
classes[0] = X86_64_INTEGER_CLASS;
return 1;
case 16:
classes[0] = classes[1] = X86_64_INTEGER_CLASS;
return 2;
default:
break;
}
case TYPE_CODE_VOID:
return 0;
}
internal_error (__FILE__, __LINE__,
"classify_argument: unknown argument type");
}
static int
examine_argument (enum x86_64_reg_class classes[MAX_CLASSES],
int n, int *int_nregs, int *sse_nregs)
{
*int_nregs = 0;
*sse_nregs = 0;
if (!n)
return 0;
for (n--; n >= 0; n--)
switch (classes[n])
{
case X86_64_INTEGER_CLASS:
case X86_64_INTEGERSI_CLASS:
(*int_nregs)++;
break;
case X86_64_SSE_CLASS:
case X86_64_SSESF_CLASS:
case X86_64_SSEDF_CLASS:
(*sse_nregs)++;
break;
case X86_64_NO_CLASS:
case X86_64_SSEUP_CLASS:
case X86_64_X87_CLASS:
case X86_64_X87UP_CLASS:
break;
case X86_64_MEMORY_CLASS:
internal_error (__FILE__, __LINE__,
"examine_argument: unexpected memory class");
}
return 1;
}
#define RET_INT_REGS 2
#define RET_SSE_REGS 2
int
x86_64_use_struct_convention (int gcc_p, struct type *value_type)
{
enum x86_64_reg_class class[MAX_CLASSES];
int n = classify_argument (value_type, class, 0);
int needed_intregs;
int needed_sseregs;
return (!n ||
!examine_argument (class, n, &needed_intregs, &needed_sseregs) ||
needed_intregs > RET_INT_REGS || needed_sseregs > RET_SSE_REGS);
}
void
x86_64_extract_return_value (struct type *type, char *regbuf, char *valbuf)
{
enum x86_64_reg_class class[MAX_CLASSES];
int n = classify_argument (type, class, 0);
int needed_intregs;
int needed_sseregs;
int intreg = 0;
int ssereg = 0;
int offset = 0;
int ret_int_r[RET_INT_REGS] = { RAX_REGNUM, RDX_REGNUM };
int ret_sse_r[RET_SSE_REGS] = { XMM0_REGNUM, XMM1_REGNUM };
if (!n ||
!examine_argument (class, n, &needed_intregs, &needed_sseregs) ||
needed_intregs > RET_INT_REGS || needed_sseregs > RET_SSE_REGS)
{
CORE_ADDR addr;
memcpy (&addr, regbuf, REGISTER_RAW_SIZE (RAX_REGNUM));
read_memory (addr, valbuf, TYPE_LENGTH (type));
return;
}
else
{
int i;
for (i = 0; i < n; i++)
{
switch (class[i])
{
case X86_64_NO_CLASS:
break;
case X86_64_INTEGER_CLASS:
memcpy (valbuf + offset,
regbuf + REGISTER_BYTE (ret_int_r[(intreg + 1) / 2]),
8);
offset += 8;
intreg += 2;
break;
case X86_64_INTEGERSI_CLASS:
memcpy (valbuf + offset,
regbuf + REGISTER_BYTE (ret_int_r[intreg / 2]), 4);
offset += 8;
intreg++;
break;
case X86_64_SSEDF_CLASS:
case X86_64_SSESF_CLASS:
case X86_64_SSE_CLASS:
memcpy (valbuf + offset,
regbuf + REGISTER_BYTE (ret_sse_r[(ssereg + 1) / 2]),
8);
offset += 8;
ssereg += 2;
break;
case X86_64_SSEUP_CLASS:
memcpy (valbuf + offset + 8,
regbuf + REGISTER_BYTE (ret_sse_r[ssereg / 2]), 8);
offset += 8;
ssereg++;
break;
case X86_64_X87_CLASS:
memcpy (valbuf + offset, regbuf + REGISTER_BYTE (FP0_REGNUM),
8);
offset += 8;
break;
case X86_64_X87UP_CLASS:
memcpy (valbuf + offset,
regbuf + REGISTER_BYTE (FP0_REGNUM) + 8, 8);
offset += 8;
break;
case X86_64_MEMORY_CLASS:
default:
internal_error (__FILE__, __LINE__,
"Unexpected argument class");
}
}
}
}
static void
x86_64_frame_init_saved_regs (struct frame_info *fi)
{
}
#define INT_REGS 6
#define SSE_REGS 16
CORE_ADDR
x86_64_push_arguments (int nargs, struct value **args, CORE_ADDR sp,
int struct_return, CORE_ADDR struct_addr)
{
int intreg = 0;
int ssereg = 0;
int i;
static int int_parameter_registers[INT_REGS] = {
5 , 4 ,
3 , 2 ,
8 , 9
};
static int sse_parameter_registers[SSE_REGS] = {
XMM1_REGNUM - 1, XMM1_REGNUM, XMM1_REGNUM + 1, XMM1_REGNUM + 2,
XMM1_REGNUM + 3, XMM1_REGNUM + 4, XMM1_REGNUM + 5, XMM1_REGNUM + 6,
XMM1_REGNUM + 7, XMM1_REGNUM + 8, XMM1_REGNUM + 9, XMM1_REGNUM + 10,
XMM1_REGNUM + 11, XMM1_REGNUM + 12, XMM1_REGNUM + 13, XMM1_REGNUM + 14
};
int stack_values_count = 0;
int *stack_values;
stack_values = alloca (nargs * sizeof (int));
for (i = 0; i < nargs; i++)
{
enum x86_64_reg_class class[MAX_CLASSES];
int n = classify_argument (args[i]->type, class, 0);
int needed_intregs;
int needed_sseregs;
if (!n ||
!examine_argument (class, n, &needed_intregs, &needed_sseregs)
|| intreg / 2 + needed_intregs > INT_REGS
|| ssereg / 2 + needed_sseregs > SSE_REGS)
{
stack_values[stack_values_count++] = i;
}
else
{
int j;
for (j = 0; j < n; j++)
{
int offset = 0;
switch (class[j])
{
case X86_64_NO_CLASS:
break;
case X86_64_INTEGER_CLASS:
write_register_gen (int_parameter_registers
[(intreg + 1) / 2],
VALUE_CONTENTS_ALL (args[i]) + offset);
offset += 8;
intreg += 2;
break;
case X86_64_INTEGERSI_CLASS:
write_register_gen (int_parameter_registers[intreg / 2],
VALUE_CONTENTS_ALL (args[i]) + offset);
offset += 8;
intreg++;
break;
case X86_64_SSEDF_CLASS:
case X86_64_SSESF_CLASS:
case X86_64_SSE_CLASS:
write_register_gen (sse_parameter_registers
[(ssereg + 1) / 2],
VALUE_CONTENTS_ALL (args[i]) + offset);
offset += 8;
ssereg += 2;
break;
case X86_64_SSEUP_CLASS:
write_register_gen (sse_parameter_registers[ssereg / 2],
VALUE_CONTENTS_ALL (args[i]) + offset);
offset += 8;
ssereg++;
break;
case X86_64_X87_CLASS:
case X86_64_MEMORY_CLASS:
stack_values[stack_values_count++] = i;
break;
case X86_64_X87UP_CLASS:
break;
default:
internal_error (__FILE__, __LINE__,
"Unexpected argument class");
}
intreg += intreg % 2;
ssereg += ssereg % 2;
}
}
}
while (--stack_values_count >= 0)
{
struct value *arg = args[stack_values[stack_values_count]];
int len = TYPE_LENGTH (VALUE_ENCLOSING_TYPE (arg));
len += 7;
len -= len % 8;
sp -= len;
write_memory (sp, VALUE_CONTENTS_ALL (arg), len);
}
return sp;
}
void
x86_64_store_return_value (struct type *type, char *valbuf)
{
int len = TYPE_LENGTH (type);
if (TYPE_CODE_FLT == TYPE_CODE (type))
{
if (len == TARGET_LONG_DOUBLE_BIT / TARGET_CHAR_BIT
&& TARGET_LONG_DOUBLE_FORMAT == &floatformat_i387_ext)
{
write_register_bytes (REGISTER_BYTE (FP0_REGNUM), valbuf,
FPU_REG_RAW_SIZE);
}
else
{
char buf[FPU_REG_RAW_SIZE];
DOUBLEST val;
val = extract_floating (valbuf, TYPE_LENGTH (type));
floatformat_from_doublest (&floatformat_i387_ext, &val, buf);
write_register_bytes (REGISTER_BYTE (FP0_REGNUM), buf,
FPU_REG_RAW_SIZE);
}
}
else
{
int low_size = REGISTER_RAW_SIZE (0);
int high_size = REGISTER_RAW_SIZE (1);
if (len <= low_size)
write_register_bytes (REGISTER_BYTE (0), valbuf, len);
else if (len <= (low_size + high_size))
{
write_register_bytes (REGISTER_BYTE (0), valbuf, low_size);
write_register_bytes (REGISTER_BYTE (1),
valbuf + low_size, len - low_size);
}
else
internal_error (__FILE__, __LINE__,
"Cannot store return value of %d bytes long.", len);
}
}
static char *
x86_64_register_name (int reg_nr)
{
if (reg_nr < 0 || reg_nr >= X86_64_NUM_REGS)
return NULL;
return x86_64_register_info_table[reg_nr].name;
}
static int
gdb_print_insn_x86_64 (bfd_vma memaddr, disassemble_info * info)
{
if (disassembly_flavour == att_flavour)
return print_insn_i386_att (memaddr, info);
else if (disassembly_flavour == intel_flavour)
return print_insn_i386_intel (memaddr, info);
internal_error (__FILE__, __LINE__, "failed internal consistency check");
}
void
x86_64_store_struct_return (CORE_ADDR addr, CORE_ADDR sp)
{
write_register (RDI_REGNUM, addr);
}
int
x86_64_frameless_function_invocation (struct frame_info *frame)
{
return 0;
}
#define PROLOG_BUFSIZE 4
CORE_ADDR
x86_64_skip_prologue (CORE_ADDR pc)
{
int i, firstline, currline;
struct symtab_and_line v_sal;
struct symbol *v_function;
CORE_ADDR salendaddr = 0, endaddr = 0;
unsigned char prolog_expect[PROLOG_BUFSIZE] = { 0x55, 0x48, 0x89, 0xe5 },
prolog_buf[PROLOG_BUFSIZE];
read_memory (pc, (char *) prolog_buf, PROLOG_BUFSIZE);
for (i = 0; i < PROLOG_BUFSIZE; i++)
if (prolog_expect[i] != prolog_buf[i])
return pc;
v_function = find_pc_function (pc);
v_sal = find_pc_line (pc, 0);
if (!v_function || !v_function->ginfo.value.block || !v_sal.symtab)
return pc;
firstline = v_sal.line;
currline = firstline;
salendaddr = v_sal.end;
endaddr = v_function->ginfo.value.block->endaddr;
for (i = 0; i < v_sal.symtab->linetable->nitems; i++)
if (v_sal.symtab->linetable->item[i].line > firstline
&& v_sal.symtab->linetable->item[i].pc >= salendaddr
&& v_sal.symtab->linetable->item[i].pc < endaddr)
{
pc = v_sal.symtab->linetable->item[i].pc;
currline = v_sal.symtab->linetable->item[i].line;
break;
}
return pc;
}
static unsigned char *
x86_64_breakpoint_from_pc (CORE_ADDR * pc, int *lenptr)
{
static unsigned char breakpoint[] = { 0xcc };
*lenptr = 1;
return breakpoint;
}
static struct gdbarch *
i386_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
{
struct gdbarch *gdbarch;
struct gdbarch_tdep *tdep;
int i, sum;
for (arches = gdbarch_list_lookup_by_info (arches, &info);
arches != NULL;
arches = gdbarch_list_lookup_by_info (arches->next, &info))
{
switch (info.bfd_arch_info->mach)
{
case bfd_mach_x86_64:
case bfd_mach_x86_64_intel_syntax:
switch (gdbarch_bfd_arch_info (arches->gdbarch)->mach)
{
case bfd_mach_x86_64:
case bfd_mach_x86_64_intel_syntax:
return arches->gdbarch;
case bfd_mach_i386_i386:
case bfd_mach_i386_i8086:
case bfd_mach_i386_i386_intel_syntax:
break;
default:
internal_error (__FILE__, __LINE__,
"i386_gdbarch_init: unknown machine type");
}
break;
case bfd_mach_i386_i386:
case bfd_mach_i386_i8086:
case bfd_mach_i386_i386_intel_syntax:
switch (gdbarch_bfd_arch_info (arches->gdbarch)->mach)
{
case bfd_mach_x86_64:
case bfd_mach_x86_64_intel_syntax:
break;
case bfd_mach_i386_i386:
case bfd_mach_i386_i8086:
case bfd_mach_i386_i386_intel_syntax:
return arches->gdbarch;
default:
internal_error (__FILE__, __LINE__,
"i386_gdbarch_init: unknown machine type");
}
break;
default:
internal_error (__FILE__, __LINE__,
"i386_gdbarch_init: unknown machine type");
}
}
tdep = (struct gdbarch_tdep *) xmalloc (sizeof (struct gdbarch_tdep));
gdbarch = gdbarch_alloc (&info, tdep);
switch (info.bfd_arch_info->mach)
{
case bfd_mach_x86_64:
case bfd_mach_x86_64_intel_syntax:
tdep->num_xmm_regs = 16;
break;
case bfd_mach_i386_i386:
case bfd_mach_i386_i8086:
case bfd_mach_i386_i386_intel_syntax:
break;
default:
internal_error (__FILE__, __LINE__,
"i386_gdbarch_init: unknown machine type");
}
set_gdbarch_long_bit (gdbarch, 64);
set_gdbarch_long_long_bit (gdbarch, 64);
set_gdbarch_ptr_bit (gdbarch, 64);
set_gdbarch_long_double_format (gdbarch, &floatformat_i387_ext);
set_gdbarch_num_regs (gdbarch, X86_64_NUM_REGS);
set_gdbarch_register_name (gdbarch, x86_64_register_name);
set_gdbarch_register_size (gdbarch, 8);
set_gdbarch_register_raw_size (gdbarch, x86_64_register_raw_size);
set_gdbarch_max_register_raw_size (gdbarch, 16);
set_gdbarch_register_byte (gdbarch, x86_64_register_byte);
for (i = 0, sum = 0; i < X86_64_NUM_REGS; i++)
sum += x86_64_register_info_table[i].size;
set_gdbarch_register_bytes (gdbarch, sum);
set_gdbarch_register_virtual_size (gdbarch, generic_register_virtual_size);
set_gdbarch_max_register_virtual_size (gdbarch, 16);
set_gdbarch_register_virtual_type (gdbarch, x86_64_register_virtual_type);
set_gdbarch_register_convertible (gdbarch, x86_64_register_convertible);
set_gdbarch_register_convert_to_virtual (gdbarch,
x86_64_register_convert_to_virtual);
set_gdbarch_register_convert_to_raw (gdbarch,
x86_64_register_convert_to_raw);
set_gdbarch_sp_regnum (gdbarch, 7);
set_gdbarch_fp_regnum (gdbarch, 6);
set_gdbarch_pc_regnum (gdbarch, 16);
set_gdbarch_fp0_regnum (gdbarch, X86_64_NUM_GREGS);
set_gdbarch_read_fp (gdbarch, cfi_read_fp);
set_gdbarch_pop_frame (gdbarch, x86_64_pop_frame);
set_gdbarch_frame_chain (gdbarch, cfi_frame_chain);
set_gdbarch_frameless_function_invocation (gdbarch,
x86_64_frameless_function_invocation);
set_gdbarch_frame_saved_pc (gdbarch, x86_64_linux_frame_saved_pc);
set_gdbarch_frame_args_address (gdbarch, default_frame_address);
set_gdbarch_frame_locals_address (gdbarch, default_frame_address);
set_gdbarch_frame_args_skip (gdbarch, 8);
set_gdbarch_frame_init_saved_regs (gdbarch, x86_64_frame_init_saved_regs);
set_gdbarch_init_frame_pc (gdbarch, cfi_init_frame_pc);
set_gdbarch_init_extra_frame_info (gdbarch, cfi_init_extra_frame_info);
set_gdbarch_get_saved_register (gdbarch, cfi_get_saved_register);
set_gdbarch_frame_init_saved_regs (gdbarch, x86_64_frame_init_saved_regs);
set_gdbarch_virtual_frame_pointer (gdbarch, cfi_virtual_frame_pointer);
set_gdbarch_frame_chain_valid (gdbarch, generic_file_frame_chain_valid);
set_gdbarch_use_generic_dummy_frames (gdbarch, 1);
set_gdbarch_call_dummy_location (gdbarch, AT_ENTRY_POINT);
set_gdbarch_call_dummy_address (gdbarch, entry_point_address);
set_gdbarch_call_dummy_length (gdbarch, 0);
set_gdbarch_call_dummy_breakpoint_offset (gdbarch, 0);
set_gdbarch_call_dummy_breakpoint_offset_p (gdbarch, 1);
set_gdbarch_pc_in_call_dummy (gdbarch, pc_in_call_dummy_at_entry_point);
set_gdbarch_call_dummy_words (gdbarch, 0);
set_gdbarch_sizeof_call_dummy_words (gdbarch, 0);
set_gdbarch_call_dummy_stack_adjust_p (gdbarch, 0);
set_gdbarch_call_dummy_p (gdbarch, 1);
set_gdbarch_call_dummy_start_offset (gdbarch, 0);
set_gdbarch_push_dummy_frame (gdbarch, generic_push_dummy_frame);
set_gdbarch_fix_call_dummy (gdbarch, generic_fix_call_dummy);
set_gdbarch_push_return_address (gdbarch, x86_64_push_return_address);
set_gdbarch_push_arguments (gdbarch, x86_64_push_arguments);
set_gdbarch_frame_num_args (gdbarch, frame_num_args_unknown);
set_gdbarch_extract_struct_value_address (gdbarch, 0);
set_gdbarch_use_struct_convention (gdbarch, x86_64_use_struct_convention);
set_gdbarch_store_struct_return (gdbarch, x86_64_store_struct_return);
set_gdbarch_extract_return_value (gdbarch, x86_64_extract_return_value);
set_gdbarch_store_return_value (gdbarch, x86_64_store_return_value);
set_gdbarch_function_start_offset (gdbarch, 0);
set_gdbarch_skip_prologue (gdbarch, x86_64_skip_prologue);
set_gdbarch_saved_pc_after_call (gdbarch, x86_64_linux_saved_pc_after_call);
set_gdbarch_inner_than (gdbarch, core_addr_lessthan);
set_gdbarch_breakpoint_from_pc (gdbarch, x86_64_breakpoint_from_pc);
set_gdbarch_decr_pc_after_break (gdbarch, 1);
set_gdbarch_dwarf2_build_frame_info (gdbarch, dwarf2_build_frame_info);
return gdbarch;
}
void
_initialize_x86_64_tdep (void)
{
register_gdbarch_init (bfd_arch_i386, i386_gdbarch_init);
{
int i, offset;
offset = 0;
for (i = 0; i < X86_64_NUM_REGS; i++)
{
x86_64_register_byte_table[i] = offset;
offset += x86_64_register_info_table[i].size;
}
}
tm_print_insn = gdb_print_insn_x86_64;
tm_print_insn_info.mach = bfd_lookup_arch (bfd_arch_i386, 3)->mach;
{
struct cmd_list_element *new_cmd;
new_cmd = add_set_enum_cmd ("disassembly-flavour", no_class,
valid_flavours, &disassembly_flavour, "\
Set the disassembly flavour, the valid values are \"att\" and \"intel\", \
and the default value is \"att\".", &setlist);
add_show_from_set (new_cmd, &showlist);
}
}