Enable XML target descriptions for x86.

gdb/

2010-03-01  H.J. Lu  <hongjiu.lu@intel.com>

	* amd64-linux-nat.c (AMD64_LINUX_USER64_CS): New.
	(amd64_linux_read_description): Likewise.
	(_initialize_amd64_linux_nat): Set to_read_description to
	amd64_linux_read_description.

	* amd64-linux-tdep.c: Include "features/i386/amd64-linux.c".
	(amd64_linux_register_name): Removed.
	(amd64_linux_register_type): Likewise.
	(amd64_linux_core_read_description): New.
	(amd64_linux_init_abi): Set target description to
	tdesc_amd64_linux if needed.  Support orig_rax in target
	description.  Don't call set_gdbarch_register_name nor
	set_gdbarch_register_type.  Call
	set_gdbarch_core_read_description.
	(_initialize_amd64_linux_tdep): Call
	initialize_tdesc_amd64_linux.

	* amd64-linux-tdep.h (tdesc_amd64_linux): New.

	* amd64-tdep.c:  Include "features/i386/amd64.c".
	(amd64_register_names): Removed.
	(amd64_register_name): Likewise.
	(amd64_register_type): Likewise.
	(amd64_init_abi):  Set num_core_regs and register_names.  Set
	target description to tdesc_amd64 if needed.  Don't call
	set_gdbarch_register_name nor set_gdbarch_register_type.
	(_initialize_amd64_tdep): New.

	* i386-linux-nat.c (i386_linux_read_description): New.
	(_initialize_i386_linux_nat): Set to_read_description to
	i386_linux_read_description.

	* i386-linux-tdep.c: Include "features/i386/i386-linux.c".
	(i386_linux_register_name): Removed.
	(i386_linux_core_read_description): New.
	(i386_linux_read_description): Likewise.
	(i386_linux_init_abi): Don't call set_gdbarch_register_name.
	Set target description to tdesc_i386_linux if needed.  Support
	orig_eax.  Set register_reggroup_p.  Call
	set_gdbarch_core_read_description.
	(_initialize_i386_linux_tdep): Call initialize_tdesc_i386_linux.

	* i386-linux-tdep.h (tdesc_i386_linux): New.

	* i386-nto-tdep.c (i386nto_regset_id): Replace I386_NUM_FREGS
	with I387_NUM_REGS.

	* i386-tdep.c: Include "features/i386/i386.c".
	(i386_register_names): Make it const.
	(i386_mmx_names): Likewise.
	(i386_num_register_names): Removed.
	(i386_register_name): Likewise.
	(i386_eflags_type): Likewise.
	(i386_mxcsr_type): Likewise.
	(i386_sse_type): Likewise.
	(i386_register_type): Likewise.
	(i387_ext_type): Call tdesc_find_type instead of arch_float_type.
	(i386_pseudo_register_name): New.
	(i386_pseudo_register_type): Likewise.
	(i386_mmx_type): Make it static.
	(i386_gdbarch_init): Check arch.  Replace I386_NUM_FREGS with
	I387_NUM_REGS.  Set num_core_regs and register_names.  Don't
	call set_gdbarch_register_name nor set_gdbarch_register_type.
	Set register_reggroup_p.  Set target description to tdesc_i386
	if needed.  Call set_tdesc_pseudo_register_type,
	set_tdesc_pseudo_register_name and tdesc_use_registers.
	(_initialize_i386_tdep): Call initialize_tdesc_i386.
	initialize_tdesc_x86_64.

	* i386-tdep.h (gdbarch_tdep): Remove i386_eflags_type,
	i386_mxcsr_type and i386_sse_type.  Add num_core_regs,
	register_names, tdesc and register_reggroup_p.
	(I386_NUM_FREGS): Removed.
	(i386_eflags_type): Likewise.
	(i386_mxcsr_type): Likewise.
	(i386_mmx_type): Likewise.
	(i386_sse_type): Likewise.
	(i386_register_name): Likewise.
	(i386_regnum): Add I386_MXCSR_REGNUM.
	(I386_SSE_NUM_REGS): Defined with I386_MXCSR_REGNUM.

	* i387-tdep.h (I387_NUM_REGS): New.

	* regformats/i386/i386-linux.dat: Generated.
	* regformats/i386/i386.dat: Likewise.
	* regformats/i386/amd64-linux.dat: Likewise.
	* regformats/i386/amd64.dat: Likewise.

	* regformats/reg-i386-linux.dat: Removed.
	* regformats/reg-i386.dat: Likewise.
	* regformats/reg-x86-64-linux.dat: Likewise.
	* regformats/reg-x86-64.dat: Likewise.

gdb/gdbserver/

2010-03-01  H.J. Lu  <hongjiu.lu@intel.com>

	* Makefile.in (clean): Replace reg-i386.c, reg-x86-64.c,
	reg-i386-linux.c and reg-x86-64-linux.c with i386.c, amd64.c,
	i386-linux.c and amd64-linux.c.
	(reg-i386.o): Removed.
	(reg-i386.c): Likewise.
	(reg-i386-linux.o): Likewise.
	(reg-i386-linux.c): Likewise.
	(reg-x86-64.o): Likewise.
	(reg-x86-64.c): Likewise.
	(reg-x86-64-linux.o): Likewise.
	(reg-x86-64-linux.c): Likewise.
	(i386.o): New.
	(i386.c): Likewise.
	(i386-linux.o): Likewise.
	(i386-linux.c): Likewise.
	(amd64.o): Likewise.
	(amd64.c): Likewise.
	(amd64-linux.o): Likewise.
	(amd64-linux.c): Likewise.

	* configure.srv (srv_i386_regobj): New.
	(srv_i386_linux_regobj): Likewise.
	(srv_amd64_regobj): Likewise.
	(srv_amd64_linux_regobj): Likewise.
	(srv_i386_32bit_xmlfiles): Likewise.
	(srv_i386_64bit_xmlfiles): Likewise.
	(srv_i386_xmlfiles): Likewise.
	(srv_amd64_xmlfiles): Likewise.
	(srv_i386_linux_xmlfiles): Likewise.
	(srv_amd64_linux_xmlfiles): Likewise.
	(i[34567]86-*-cygwin*): Set srv_regobj to $srv_i386_regobj.  Set
	srv_xmlfiles to $srv_i386_xmlfiles.
	(i[34567]86-*-mingw32ce*): Likewise.
	(i[34567]86-*-mingw*): Likewise.
	(i[34567]86-*-nto*): Likewise.
	(i[34567]86-*-linux*): Set srv_regobj to $srv_i386_linux_regobj
	and $srv_amd64_linux_regobj.  Set srv_xmlfiles to
	$srv_i386_linux_xmlfiles and $srv_amd64_linux_xmlfiles.
	(x86_64-*-linux*): Likewise.

	* linux-x86-low.c (init_registers_x86_64_linux): Removed.
	(init_registers_amd64_linux): New.
	(x86_arch_setup): Replace init_registers_x86_64_linux with
	init_registers_amd64_linux.

gdb/testsuite/

2010-03-01  H.J. Lu  <hongjiu.lu@intel.com>

	* gdb.xml/tdesc-regs.exp (architecture): New.  Set it for x86.
	(load_description): Set architecture if defined.
This commit is contained in:
H.J. Lu 2010-03-01 15:33:32 +00:00
parent d0d0ab1652
commit 90884b2b1f
22 changed files with 506 additions and 304 deletions

View file

@ -1,3 +1,98 @@
2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
* amd64-linux-nat.c (AMD64_LINUX_USER64_CS): New.
(amd64_linux_read_description): Likewise.
(_initialize_amd64_linux_nat): Set to_read_description to
amd64_linux_read_description.
* amd64-linux-tdep.c: Include "features/i386/amd64-linux.c".
(amd64_linux_register_name): Removed.
(amd64_linux_register_type): Likewise.
(amd64_linux_core_read_description): New.
(amd64_linux_init_abi): Set target description to
tdesc_amd64_linux if needed. Support orig_rax in target
description. Don't call set_gdbarch_register_name nor
set_gdbarch_register_type. Call
set_gdbarch_core_read_description.
(_initialize_amd64_linux_tdep): Call
initialize_tdesc_amd64_linux.
* amd64-linux-tdep.h (tdesc_amd64_linux): New.
* amd64-tdep.c: Include "features/i386/amd64.c".
(amd64_register_names): Removed.
(amd64_register_name): Likewise.
(amd64_register_type): Likewise.
(amd64_init_abi): Set num_core_regs and register_names. Set
target description to tdesc_amd64 if needed. Don't call
set_gdbarch_register_name nor set_gdbarch_register_type.
(_initialize_amd64_tdep): New.
* i386-linux-nat.c (i386_linux_read_description): New.
(_initialize_i386_linux_nat): Set to_read_description to
i386_linux_read_description.
* i386-linux-tdep.c: Include "features/i386/i386-linux.c".
(i386_linux_register_name): Removed.
(i386_linux_core_read_description): New.
(i386_linux_read_description): Likewise.
(i386_linux_init_abi): Don't call set_gdbarch_register_name.
Set target description to tdesc_i386_linux if needed. Support
orig_eax. Set register_reggroup_p. Call
set_gdbarch_core_read_description.
(_initialize_i386_linux_tdep): Call initialize_tdesc_i386_linux.
* i386-linux-tdep.h (tdesc_i386_linux): New.
* i386-nto-tdep.c (i386nto_regset_id): Replace I386_NUM_FREGS
with I387_NUM_REGS.
* i386-tdep.c: Include "features/i386/i386.c".
(i386_register_names): Make it const.
(i386_mmx_names): Likewise.
(i386_num_register_names): Removed.
(i386_register_name): Likewise.
(i386_eflags_type): Likewise.
(i386_mxcsr_type): Likewise.
(i386_sse_type): Likewise.
(i386_register_type): Likewise.
(i387_ext_type): Call tdesc_find_type instead of arch_float_type.
(i386_pseudo_register_name): New.
(i386_pseudo_register_type): Likewise.
(i386_mmx_type): Make it static.
(i386_gdbarch_init): Check arch. Replace I386_NUM_FREGS with
I387_NUM_REGS. Set num_core_regs and register_names. Don't
call set_gdbarch_register_name nor set_gdbarch_register_type.
Set register_reggroup_p. Set target description to tdesc_i386
if needed. Call set_tdesc_pseudo_register_type,
set_tdesc_pseudo_register_name and tdesc_use_registers.
(_initialize_i386_tdep): Call initialize_tdesc_i386.
initialize_tdesc_x86_64.
* i386-tdep.h (gdbarch_tdep): Remove i386_eflags_type,
i386_mxcsr_type and i386_sse_type. Add num_core_regs,
register_names, tdesc and register_reggroup_p.
(I386_NUM_FREGS): Removed.
(i386_eflags_type): Likewise.
(i386_mxcsr_type): Likewise.
(i386_mmx_type): Likewise.
(i386_sse_type): Likewise.
(i386_register_name): Likewise.
(i386_regnum): Add I386_MXCSR_REGNUM.
(I386_SSE_NUM_REGS): Defined with I386_MXCSR_REGNUM.
* i387-tdep.h (I387_NUM_REGS): New.
* regformats/i386/i386-linux.dat: Generated.
* regformats/i386/i386.dat: Likewise.
* regformats/i386/amd64-linux.dat: Likewise.
* regformats/i386/amd64.dat: Likewise.
* regformats/reg-i386-linux.dat: Removed.
* regformats/reg-i386.dat: Likewise.
* regformats/reg-x86-64-linux.dat: Likewise.
* regformats/reg-x86-64.dat: Likewise.
2010-03-01 Corinna Vinschen <vinschen@redhat.com>
* remote-fileio.c (remote_fileio_func_rename): Use Cygwin 1.7

View file

@ -674,6 +674,39 @@ amd64_linux_siginfo_fixup (struct siginfo *native, gdb_byte *inf, int direction)
return 0;
}
/* Get Linux/x86 target description from running target.
Value of CS segment register:
1. 64bit process: 0x33.
2. 32bit process: 0x23.
*/
#define AMD64_LINUX_USER64_CS 0x33
static const struct target_desc *
amd64_linux_read_description (struct target_ops *ops)
{
unsigned long cs;
int tid;
/* GNU/Linux LWP ID's are process ID's. */
tid = TIDGET (inferior_ptid);
if (tid == 0)
tid = PIDGET (inferior_ptid); /* Not a threaded program. */
/* Get CS register. */
errno = 0;
cs = ptrace (PTRACE_PEEKUSER, tid,
offsetof (struct user_regs_struct, cs), 0);
if (errno != 0)
perror_with_name (_("Couldn't get CS register"));
if (cs == AMD64_LINUX_USER64_CS)
return tdesc_amd64_linux;
else
return tdesc_i386_linux;
}
/* Provide a prototype to silence -Wmissing-prototypes. */
void _initialize_amd64_linux_nat (void);
@ -712,6 +745,8 @@ _initialize_amd64_linux_nat (void)
t->to_fetch_registers = amd64_linux_fetch_inferior_registers;
t->to_store_registers = amd64_linux_store_inferior_registers;
t->to_read_description = amd64_linux_read_description;
/* Register the target. */
linux_nat_add_target (t);
linux_nat_set_new_thread (t, amd64_linux_new_thread);

View file

@ -37,6 +37,8 @@
#include "solib-svr4.h"
#include "xml-syscall.h"
#include "features/i386/amd64-linux.c"
/* The syscall's XML filename for i386. */
#define XML_SYSCALL_FILENAME_AMD64 "syscalls/amd64-linux.xml"
@ -234,26 +236,6 @@ static int amd64_linux_sc_reg_offset[] =
-1 /* %gs */
};
/* Replacement register functions which know about %orig_rax. */
static const char *
amd64_linux_register_name (struct gdbarch *gdbarch, int reg)
{
if (reg == AMD64_LINUX_ORIG_RAX_REGNUM)
return "orig_rax";
return amd64_register_name (gdbarch, reg);
}
static struct type *
amd64_linux_register_type (struct gdbarch *gdbarch, int reg)
{
if (reg == AMD64_LINUX_ORIG_RAX_REGNUM)
return builtin_type (gdbarch)->builtin_int64;
return amd64_register_type (gdbarch, reg);
}
static int
amd64_linux_register_reggroup_p (struct gdbarch *gdbarch, int regnum,
struct reggroup *group)
@ -1260,10 +1242,32 @@ amd64_linux_record_signal (struct gdbarch *gdbarch,
return 0;
}
/* Get Linux/x86 target description from core dump. */
static const struct target_desc *
amd64_linux_core_read_description (struct gdbarch *gdbarch,
struct target_ops *target,
bfd *abfd)
{
asection *section = bfd_get_section_by_name (abfd, ".reg2");
if (section == NULL)
return NULL;
/* Linux/x86-64. */
return tdesc_amd64_linux;
}
static void
amd64_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
{
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
const struct target_desc *tdesc = info.target_desc;
struct tdesc_arch_data *tdesc_data = (void *) info.tdep_info;
const struct tdesc_feature *feature;
int valid_p;
gdb_assert (tdesc_data);
tdep->gregset_reg_offset = amd64_linux_gregset_reg_offset;
tdep->gregset_num_regs = ARRAY_SIZE (amd64_linux_gregset_reg_offset);
@ -1271,6 +1275,23 @@ amd64_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
amd64_init_abi (info, gdbarch);
/* Reserve a number for orig_rax. */
set_gdbarch_num_regs (gdbarch, AMD64_LINUX_NUM_REGS);
if (! tdesc_has_registers (tdesc))
tdesc = tdesc_amd64_linux;
tdep->tdesc = tdesc;
feature = tdesc_find_feature (tdesc, "org.gnu.gdb.i386.linux");
if (feature == NULL)
return;
valid_p = tdesc_numbered_register (feature, tdesc_data,
AMD64_LINUX_ORIG_RAX_REGNUM,
"orig_rax");
if (!valid_p)
return;
tdep->sigtramp_p = amd64_linux_sigtramp_p;
tdep->sigcontext_addr = amd64_linux_sigcontext_addr;
tdep->sc_reg_offset = amd64_linux_sc_reg_offset;
@ -1282,10 +1303,8 @@ amd64_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
/* Add the %orig_rax register used for syscall restarting. */
set_gdbarch_write_pc (gdbarch, amd64_linux_write_pc);
set_gdbarch_num_regs (gdbarch, AMD64_LINUX_NUM_REGS);
set_gdbarch_register_name (gdbarch, amd64_linux_register_name);
set_gdbarch_register_type (gdbarch, amd64_linux_register_type);
set_gdbarch_register_reggroup_p (gdbarch, amd64_linux_register_reggroup_p);
tdep->register_reggroup_p = amd64_linux_register_reggroup_p;
/* Functions for 'catch syscall'. */
set_xml_syscall_file_name (XML_SYSCALL_FILENAME_AMD64);
@ -1299,6 +1318,9 @@ amd64_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
/* GNU/Linux uses SVR4-style shared libraries. */
set_gdbarch_skip_trampoline_code (gdbarch, find_solib_trampoline_target);
set_gdbarch_core_read_description (gdbarch,
amd64_linux_core_read_description);
/* Displaced stepping. */
set_gdbarch_displaced_step_copy_insn (gdbarch,
amd64_displaced_step_copy_insn);
@ -1492,4 +1514,7 @@ _initialize_amd64_linux_tdep (void)
{
gdbarch_register_osabi (bfd_arch_i386, bfd_mach_x86_64,
GDB_OSABI_LINUX, amd64_linux_init_abi);
/* Initialize the Linux target description */
initialize_tdesc_amd64_linux ();
}

View file

@ -31,6 +31,9 @@
/* Total number of registers for GNU/Linux. */
#define AMD64_LINUX_NUM_REGS (AMD64_LINUX_ORIG_RAX_REGNUM + 1)
/* Linux target description. */
extern struct target_desc *tdesc_amd64_linux;
/* Enum that defines the syscall identifiers for amd64 linux.
Used for process record/replay, these will be translated into
a gdb-canonical set of syscall ids in linux-record.c. */

View file

@ -42,6 +42,8 @@
#include "amd64-tdep.h"
#include "i387-tdep.h"
#include "features/i386/amd64.c"
/* Note that the AMD64 architecture was previously known as x86-64.
The latter is (forever) engraved into the canonical system name as
returned by config.guess, and used as the name for the AMD64 port
@ -83,47 +85,6 @@ static int amd64_dummy_call_integer_regs[] =
9 /* %r9 */
};
/* Return the name of register REGNUM. */
const char *
amd64_register_name (struct gdbarch *gdbarch, int regnum)
{
if (regnum >= 0 && regnum < AMD64_NUM_REGS)
return amd64_register_names[regnum];
return NULL;
}
/* Return the GDB type object for the "standard" data type of data in
register REGNUM. */
struct type *
amd64_register_type (struct gdbarch *gdbarch, int regnum)
{
if (regnum >= AMD64_RAX_REGNUM && regnum <= AMD64_RDI_REGNUM)
return builtin_type (gdbarch)->builtin_int64;
if (regnum == AMD64_RBP_REGNUM || regnum == AMD64_RSP_REGNUM)
return builtin_type (gdbarch)->builtin_data_ptr;
if (regnum >= AMD64_R8_REGNUM && regnum <= AMD64_R15_REGNUM)
return builtin_type (gdbarch)->builtin_int64;
if (regnum == AMD64_RIP_REGNUM)
return builtin_type (gdbarch)->builtin_func_ptr;
if (regnum == AMD64_EFLAGS_REGNUM)
return i386_eflags_type (gdbarch);
if (regnum >= AMD64_CS_REGNUM && regnum <= AMD64_GS_REGNUM)
return builtin_type (gdbarch)->builtin_int32;
if (regnum >= AMD64_ST0_REGNUM && regnum <= AMD64_ST0_REGNUM + 7)
return i387_ext_type (gdbarch);
if (regnum >= AMD64_FCTRL_REGNUM && regnum <= AMD64_FCTRL_REGNUM + 7)
return builtin_type (gdbarch)->builtin_int32;
if (regnum >= AMD64_XMM0_REGNUM && regnum <= AMD64_XMM0_REGNUM + 15)
return i386_sse_type (gdbarch);
if (regnum == AMD64_MXCSR_REGNUM)
return i386_mxcsr_type (gdbarch);
internal_error (__FILE__, __LINE__, _("invalid regnum"));
}
/* DWARF Register Number Mapping as defined in the System V psABI,
section 3.6. */
@ -2153,11 +2114,19 @@ void
amd64_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
{
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
const struct target_desc *tdesc = info.target_desc;
/* AMD64 generally uses `fxsave' instead of `fsave' for saving its
floating-point registers. */
tdep->sizeof_fpregset = I387_SIZEOF_FXSAVE;
if (! tdesc_has_registers (tdesc))
tdesc = tdesc_amd64;
tdep->tdesc = tdesc;
tdep->num_core_regs = AMD64_NUM_GREGS + I387_NUM_REGS;
tdep->register_names = amd64_register_names;
/* AMD64 has an FPU and 16 SSE registers. */
tdep->st0_regnum = AMD64_ST0_REGNUM;
tdep->num_xmm_regs = 16;
@ -2173,8 +2142,6 @@ amd64_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
set_gdbarch_long_double_bit (gdbarch, 128);
set_gdbarch_num_regs (gdbarch, AMD64_NUM_REGS);
set_gdbarch_register_name (gdbarch, amd64_register_name);
set_gdbarch_register_type (gdbarch, amd64_register_type);
/* Register numbers of various important registers. */
set_gdbarch_sp_regnum (gdbarch, AMD64_RSP_REGNUM); /* %rsp */
@ -2236,6 +2203,15 @@ amd64_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
set_gdbarch_get_longjmp_target (gdbarch, amd64_get_longjmp_target);
}
/* Provide a prototype to silence -Wmissing-prototypes. */
void _initialize_amd64_tdep (void);
void
_initialize_amd64_tdep (void)
{
initialize_tdesc_amd64 ();
}
/* The 64-bit FXSAVE format differs from the 32-bit format in the

View file

@ -1,3 +1,50 @@
2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
* Makefile.in (clean): Replace reg-i386.c, reg-x86-64.c,
reg-i386-linux.c and reg-x86-64-linux.c with i386.c, amd64.c,
i386-linux.c and amd64-linux.c.
(reg-i386.o): Removed.
(reg-i386.c): Likewise.
(reg-i386-linux.o): Likewise.
(reg-i386-linux.c): Likewise.
(reg-x86-64.o): Likewise.
(reg-x86-64.c): Likewise.
(reg-x86-64-linux.o): Likewise.
(reg-x86-64-linux.c): Likewise.
(i386.o): New.
(i386.c): Likewise.
(i386-linux.o): Likewise.
(i386-linux.c): Likewise.
(amd64.o): Likewise.
(amd64.c): Likewise.
(amd64-linux.o): Likewise.
(amd64-linux.c): Likewise.
* configure.srv (srv_i386_regobj): New.
(srv_i386_linux_regobj): Likewise.
(srv_amd64_regobj): Likewise.
(srv_amd64_linux_regobj): Likewise.
(srv_i386_32bit_xmlfiles): Likewise.
(srv_i386_64bit_xmlfiles): Likewise.
(srv_i386_xmlfiles): Likewise.
(srv_amd64_xmlfiles): Likewise.
(srv_i386_linux_xmlfiles): Likewise.
(srv_amd64_linux_xmlfiles): Likewise.
(i[34567]86-*-cygwin*): Set srv_regobj to $srv_i386_regobj. Set
srv_xmlfiles to $srv_i386_xmlfiles.
(i[34567]86-*-mingw32ce*): Likewise.
(i[34567]86-*-mingw*): Likewise.
(i[34567]86-*-nto*): Likewise.
(i[34567]86-*-linux*): Set srv_regobj to $srv_i386_linux_regobj
and $srv_amd64_linux_regobj. Set srv_xmlfiles to
$srv_i386_linux_xmlfiles and $srv_amd64_linux_xmlfiles.
(x86_64-*-linux*): Likewise.
* linux-x86-low.c (init_registers_x86_64_linux): Removed.
(init_registers_amd64_linux): New.
(x86_arch_setup): Replace init_registers_x86_64_linux with
init_registers_amd64_linux.
2010-02-23 Maxim Kuvyrkov <maxim@codesourcery.com>
* configure.ac: Check for libdl. If it is not available link against

View file

@ -203,9 +203,9 @@ clean:
rm -f *.o ${ADD_FILES} *~
rm -f version.c
rm -f gdbserver$(EXEEXT) gdbreplay$(EXEEXT) core make.log
rm -f reg-arm.c reg-i386.c reg-ia64.c reg-m32r.c reg-m68k.c
rm -f reg-sh.c reg-sparc.c reg-spu.c reg-x86-64.c reg-i386-linux.c
rm -f reg-cris.c reg-crisv32.c reg-x86-64-linux.c reg-xtensa.c
rm -f reg-arm.c i386.c reg-ia64.c reg-m32r.c reg-m68k.c
rm -f reg-sh.c reg-sparc.c reg-spu.c amd64.c i386-linux.c
rm -f reg-cris.c reg-crisv32.c amd64-linux.c reg-xtensa.c
rm -f arm-with-iwmmxt.c
rm -f arm-with-vfpv2.c arm-with-vfpv3.c arm-with-neon.c
rm -f mips-linux.c mips64-linux.c
@ -345,12 +345,12 @@ reg-cris.c : $(srcdir)/../regformats/reg-cris.dat $(regdat_sh)
reg-crisv32.o : reg-crisv32.c $(regdef_h)
reg-crisv32.c : $(srcdir)/../regformats/reg-crisv32.dat $(regdat_sh)
$(SHELL) $(regdat_sh) $(srcdir)/../regformats/reg-crisv32.dat reg-crisv32.c
reg-i386.o : reg-i386.c $(regdef_h)
reg-i386.c : $(srcdir)/../regformats/reg-i386.dat $(regdat_sh)
$(SHELL) $(regdat_sh) $(srcdir)/../regformats/reg-i386.dat reg-i386.c
reg-i386-linux.o : reg-i386-linux.c $(regdef_h)
reg-i386-linux.c : $(srcdir)/../regformats/reg-i386-linux.dat $(regdat_sh)
$(SHELL) $(regdat_sh) $(srcdir)/../regformats/reg-i386-linux.dat reg-i386-linux.c
i386.o : i386.c $(regdef_h)
i386.c : $(srcdir)/../regformats/i386/i386.dat $(regdat_sh)
$(SHELL) $(regdat_sh) $(srcdir)/../regformats/i386/i386.dat i386.c
i386-linux.o : i386-linux.c $(regdef_h)
i386-linux.c : $(srcdir)/../regformats/i386/i386-linux.dat $(regdat_sh)
$(SHELL) $(regdat_sh) $(srcdir)/../regformats/i386/i386-linux.dat i386-linux.c
reg-ia64.o : reg-ia64.c $(regdef_h)
reg-ia64.c : $(srcdir)/../regformats/reg-ia64.dat $(regdat_sh)
$(SHELL) $(regdat_sh) $(srcdir)/../regformats/reg-ia64.dat reg-ia64.c
@ -432,12 +432,12 @@ reg-sparc64.c : $(srcdir)/../regformats/reg-sparc64.dat $(regdat_sh)
reg-spu.o : reg-spu.c $(regdef_h)
reg-spu.c : $(srcdir)/../regformats/reg-spu.dat $(regdat_sh)
$(SHELL) $(regdat_sh) $(srcdir)/../regformats/reg-spu.dat reg-spu.c
reg-x86-64.o : reg-x86-64.c $(regdef_h)
reg-x86-64.c : $(srcdir)/../regformats/reg-x86-64.dat $(regdat_sh)
$(SHELL) $(regdat_sh) $(srcdir)/../regformats/reg-x86-64.dat reg-x86-64.c
reg-x86-64-linux.o : reg-x86-64-linux.c $(regdef_h)
reg-x86-64-linux.c : $(srcdir)/../regformats/reg-x86-64-linux.dat $(regdat_sh)
$(SHELL) $(regdat_sh) $(srcdir)/../regformats/reg-x86-64-linux.dat reg-x86-64-linux.c
amd64.o : amd64.c $(regdef_h)
amd64.c : $(srcdir)/../regformats/i386/amd64.dat $(regdat_sh)
$(SHELL) $(regdat_sh) $(srcdir)/../regformats/i386/amd64.dat amd64.c
amd64-linux.o : amd64-linux.c $(regdef_h)
amd64-linux.c : $(srcdir)/../regformats/i386/amd64-linux.dat $(regdat_sh)
$(SHELL) $(regdat_sh) $(srcdir)/../regformats/i386/amd64-linux.dat amd64-linux.c
reg-xtensa.o : reg-xtensa.c $(regdef_h)
reg-xtensa.c : $(srcdir)/../regformats/reg-xtensa.dat $(regdat_sh)
$(SHELL) $(regdat_sh) $(srcdir)/../regformats/reg-xtensa.dat reg-xtensa.c

View file

@ -22,6 +22,18 @@
# Default hostio_last_error implementation
srv_hostio_err_objs="hostio-errno.o"
srv_i386_regobj=i386.o
srv_i386_linux_regobj=i386-linux.o
srv_amd64_regobj=amd64.o
srv_amd64_linux_regobj=amd64-linux.o
srv_i386_32bit_xmlfiles="i386/32bit-core.xml i386/32bit-sse.xml"
srv_i386_64bit_xmlfiles="i386/64bit-core.xml i386/64bit-sse.xml"
srv_i386_xmlfiles="i386/i386.xml $srv_i386_32bit_xmlfiles"
srv_amd64_xmlfiles="i386/amd64.xml $srv_i386_64bit_xmlfiles"
srv_i386_linux_xmlfiles="i386/i386-linux.xml i386/32bit-linux.xml $srv_i386_32bit_xmlfiles"
srv_amd64_linux_xmlfiles="i386/amd64-linux.xml i386/64bit-linux.xml $srv_i386_64bit_xmlfiles"
# Input is taken from the "${target}" variable.
case "${target}" in
@ -60,12 +72,15 @@ case "${target}" in
srv_linux_usrregs=yes
srv_linux_thread_db=yes
;;
i[34567]86-*-cygwin*) srv_regobj=reg-i386.o
i[34567]86-*-cygwin*) srv_regobj="$srv_i386_regobj"
srv_tgtobj="i386-low.o win32-low.o win32-i386-low.o"
srv_xmlfiles="$srv_i386_xmlfiles"
;;
i[34567]86-*-linux*) srv_regobj=reg-i386-linux.o
i[34567]86-*-linux*) srv_regobj="$srv_i386_linux_regobj"
srv_xmlfiles="$srv_i386_linux_xmlfiles"
if test "$gdb_cv_i386_is_x86_64" = yes ; then
srv_regobj="reg-x86-64-linux.o $srv_regobj"
srv_regobj="$srv_regobj $srv_amd64_linux_regobj"
srv_xmlfiles="${srv_xmlfiles} $srv_amd64_linux_xmlfiles"
fi
srv_tgtobj="linux-low.o linux-x86-low.o i386-low.o i387-fp.o"
srv_linux_usrregs=yes
@ -73,20 +88,23 @@ case "${target}" in
srv_linux_thread_db=yes
;;
i[34567]86-*-mingw32ce*)
srv_regobj=reg-i386.o
srv_regobj="$srv_i386_regobj"
srv_tgtobj="i386-low.o win32-low.o win32-i386-low.o"
srv_tgtobj="${srv_tgtobj} wincecompat.o"
srv_xmlfiles="$srv_i386_xmlfiles"
# hostio_last_error implementation is in win32-low.c
srv_hostio_err_objs=""
srv_mingw=yes
srv_mingwce=yes
;;
i[34567]86-*-mingw*) srv_regobj=reg-i386.o
i[34567]86-*-mingw*) srv_regobj="$srv_i386_regobj"
srv_tgtobj="i386-low.o win32-low.o win32-i386-low.o"
srv_xmlfiles="$srv_i386_xmlfiles"
srv_mingw=yes
;;
i[34567]86-*-nto*) srv_regobj=reg-i386.o
i[34567]86-*-nto*) srv_regobj="$srv_i386_regobj"
srv_tgtobj="nto-low.o nto-x86-low.o"
srv_xmlfiles="$srv_i386_xmlfiles"
srv_qnx="yes"
;;
ia64-*-linux*) srv_regobj=reg-ia64.o
@ -206,8 +224,9 @@ case "${target}" in
spu*-*-*) srv_regobj=reg-spu.o
srv_tgtobj="spu-low.o"
;;
x86_64-*-linux*) srv_regobj="reg-x86-64-linux.o reg-i386-linux.o"
x86_64-*-linux*) srv_regobj="$srv_amd64_linux_regobj $srv_i386_linux_regobj"
srv_tgtobj="linux-low.o linux-x86-low.o i386-low.o i387-fp.o"
srv_xmlfiles="$srv_i386_linux_xmlfiles $srv_amd64_linux_xmlfiles"
srv_linux_usrregs=yes # This is for i386 progs.
srv_linux_regsets=yes
srv_linux_thread_db=yes

View file

@ -27,10 +27,10 @@
#include "gdb_proc_service.h"
/* Defined in auto-generated file reg-i386-linux.c. */
/* Defined in auto-generated file i386-linux.c. */
void init_registers_i386_linux (void);
/* Defined in auto-generated file reg-x86-64-linux.c. */
void init_registers_x86_64_linux (void);
/* Defined in auto-generated file amd64-linux.c. */
void init_registers_amd64_linux (void);
#include <sys/reg.h>
#include <sys/procfs.h>
@ -792,7 +792,7 @@ x86_arch_setup (void)
}
else if (use_64bit)
{
init_registers_x86_64_linux ();
init_registers_amd64_linux ();
/* Amd64 doesn't have HAVE_LINUX_USRREGS. */
the_low_target.num_regs = -1;

View file

@ -853,6 +853,14 @@ i386_linux_child_post_startup_inferior (ptid_t ptid)
super_post_startup_inferior (ptid);
}
/* Get Linux/x86 target description from running target. */
static const struct target_desc *
i386_linux_read_description (struct target_ops *ops)
{
return tdesc_i386_linux;
}
void
_initialize_i386_linux_nat (void)
{
@ -881,6 +889,8 @@ _initialize_i386_linux_nat (void)
t->to_fetch_registers = i386_linux_fetch_inferior_registers;
t->to_store_registers = i386_linux_store_inferior_registers;
t->to_read_description = i386_linux_read_description;
/* Register the target. */
linux_nat_add_target (t);
linux_nat_set_new_thread (t, i386_linux_new_thread);

View file

@ -46,6 +46,8 @@
#include "linux-record.h"
#include <stdint.h>
#include "features/i386/i386-linux.c"
/* Supported register note sections. */
static struct core_regset_section i386_linux_regset_sections[] =
{
@ -55,18 +57,6 @@ static struct core_regset_section i386_linux_regset_sections[] =
{ NULL, 0 }
};
/* Return the name of register REG. */
static const char *
i386_linux_register_name (struct gdbarch *gdbarch, int reg)
{
/* Deal with the extra "orig_eax" pseudo register. */
if (reg == I386_LINUX_ORIG_EAX_REGNUM)
return "orig_eax";
return i386_register_name (gdbarch, reg);
}
/* Return non-zero, when the register is in the corresponding register
group. Put the LINUX_ORIG_EAX register in the system group. */
static int
@ -570,21 +560,57 @@ static int i386_linux_sc_reg_offset[] =
0 * 4 /* %gs */
};
/* Get Linux/x86 target description from core dump. */
static const struct target_desc *
i386_linux_core_read_description (struct gdbarch *gdbarch,
struct target_ops *target,
bfd *abfd)
{
asection *section = bfd_get_section_by_name (abfd, ".reg2");
if (section == NULL)
return NULL;
/* Linux/i386. */
return tdesc_i386_linux;
}
static void
i386_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
{
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
const struct target_desc *tdesc = info.target_desc;
struct tdesc_arch_data *tdesc_data = (void *) info.tdep_info;
const struct tdesc_feature *feature;
int valid_p;
gdb_assert (tdesc_data);
/* GNU/Linux uses ELF. */
i386_elf_init_abi (info, gdbarch);
/* Since we have the extra "orig_eax" register on GNU/Linux, we have
to adjust a few things. */
set_gdbarch_write_pc (gdbarch, i386_linux_write_pc);
/* Reserve a number for orig_eax. */
set_gdbarch_num_regs (gdbarch, I386_LINUX_NUM_REGS);
set_gdbarch_register_name (gdbarch, i386_linux_register_name);
set_gdbarch_register_reggroup_p (gdbarch, i386_linux_register_reggroup_p);
if (! tdesc_has_registers (tdesc))
tdesc = tdesc_i386_linux;
tdep->tdesc = tdesc;
feature = tdesc_find_feature (tdesc, "org.gnu.gdb.i386.linux");
if (feature == NULL)
return;
valid_p = tdesc_numbered_register (feature, tdesc_data,
I386_LINUX_ORIG_EAX_REGNUM,
"orig_eax");
if (!valid_p)
return;
/* Add the %orig_eax register used for syscall restarting. */
set_gdbarch_write_pc (gdbarch, i386_linux_write_pc);
tdep->register_reggroup_p = i386_linux_register_reggroup_p;
tdep->gregset_reg_offset = i386_linux_gregset_reg_offset;
tdep->gregset_num_regs = ARRAY_SIZE (i386_linux_gregset_reg_offset);
@ -783,6 +809,9 @@ i386_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
/* Install supported register note sections. */
set_gdbarch_core_regset_sections (gdbarch, i386_linux_regset_sections);
set_gdbarch_core_read_description (gdbarch,
i386_linux_core_read_description);
/* Displaced stepping. */
set_gdbarch_displaced_step_copy_insn (gdbarch,
simple_displaced_step_copy_insn);
@ -808,4 +837,7 @@ _initialize_i386_linux_tdep (void)
{
gdbarch_register_osabi (bfd_arch_i386, 0, GDB_OSABI_LINUX,
i386_linux_init_abi);
/* Initialize the Linux target description */
initialize_tdesc_i386_linux ();
}

View file

@ -35,4 +35,7 @@
/* Total number of registers for GNU/Linux. */
#define I386_LINUX_NUM_REGS (I386_LINUX_ORIG_EAX_REGNUM + 1)
/* Linux target description. */
extern struct target_desc *tdesc_i386_linux;
#endif /* i386-linux-tdep.h */

View file

@ -122,7 +122,7 @@ i386nto_regset_id (int regno)
return NTO_REG_END;
else if (regno < I386_NUM_GREGS)
return NTO_REG_GENERAL;
else if (regno < I386_NUM_GREGS + I386_NUM_FREGS)
else if (regno < I386_NUM_GREGS + I387_NUM_REGS)
return NTO_REG_FLOAT;
else if (regno < I386_SSE_NUM_REGS)
return NTO_REG_FLOAT; /* We store xmm registers in fxsave_area. */

View file

@ -54,9 +54,11 @@
#include "record.h"
#include <stdint.h>
#include "features/i386/i386.c"
/* Register names. */
static char *i386_register_names[] =
static const char *i386_register_names[] =
{
"eax", "ecx", "edx", "ebx",
"esp", "ebp", "esi", "edi",
@ -71,11 +73,9 @@ static char *i386_register_names[] =
"mxcsr"
};
static const int i386_num_register_names = ARRAY_SIZE (i386_register_names);
/* Register names for MMX pseudo-registers. */
static char *i386_mmx_names[] =
static const char *i386_mmx_names[] =
{
"mm0", "mm1", "mm2", "mm3",
"mm4", "mm5", "mm6", "mm7"
@ -147,16 +147,11 @@ i386_fpc_regnum_p (struct gdbarch *gdbarch, int regnum)
/* Return the name of register REGNUM. */
const char *
i386_register_name (struct gdbarch *gdbarch, int regnum)
static const char *
i386_pseudo_register_name (struct gdbarch *gdbarch, int regnum)
{
if (i386_mmx_regnum_p (gdbarch, regnum))
return i386_mmx_names[regnum - I387_MM0_REGNUM (gdbarch_tdep (gdbarch))];
if (regnum >= 0 && regnum < i386_num_register_names)
return i386_register_names[regnum];
return NULL;
gdb_assert (i386_mmx_regnum_p (gdbarch, regnum));
return i386_mmx_names[regnum - I387_MM0_REGNUM (gdbarch_tdep (gdbarch))];
}
/* Convert a dbx register number REG to the appropriate register
@ -2112,87 +2107,22 @@ i386_return_value (struct gdbarch *gdbarch, struct type *func_type,
}
/* Construct types for ISA-specific registers. */
struct type *
i386_eflags_type (struct gdbarch *gdbarch)
{
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
if (!tdep->i386_eflags_type)
{
struct type *type;
type = arch_flags_type (gdbarch, "builtin_type_i386_eflags", 4);
append_flags_type_flag (type, 0, "CF");
append_flags_type_flag (type, 1, NULL);
append_flags_type_flag (type, 2, "PF");
append_flags_type_flag (type, 4, "AF");
append_flags_type_flag (type, 6, "ZF");
append_flags_type_flag (type, 7, "SF");
append_flags_type_flag (type, 8, "TF");
append_flags_type_flag (type, 9, "IF");
append_flags_type_flag (type, 10, "DF");
append_flags_type_flag (type, 11, "OF");
append_flags_type_flag (type, 14, "NT");
append_flags_type_flag (type, 16, "RF");
append_flags_type_flag (type, 17, "VM");
append_flags_type_flag (type, 18, "AC");
append_flags_type_flag (type, 19, "VIF");
append_flags_type_flag (type, 20, "VIP");
append_flags_type_flag (type, 21, "ID");
tdep->i386_eflags_type = type;
}
return tdep->i386_eflags_type;
}
struct type *
i386_mxcsr_type (struct gdbarch *gdbarch)
{
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
if (!tdep->i386_mxcsr_type)
{
struct type *type;
type = arch_flags_type (gdbarch, "builtin_type_i386_mxcsr", 4);
append_flags_type_flag (type, 0, "IE");
append_flags_type_flag (type, 1, "DE");
append_flags_type_flag (type, 2, "ZE");
append_flags_type_flag (type, 3, "OE");
append_flags_type_flag (type, 4, "UE");
append_flags_type_flag (type, 5, "PE");
append_flags_type_flag (type, 6, "DAZ");
append_flags_type_flag (type, 7, "IM");
append_flags_type_flag (type, 8, "DM");
append_flags_type_flag (type, 9, "ZM");
append_flags_type_flag (type, 10, "OM");
append_flags_type_flag (type, 11, "UM");
append_flags_type_flag (type, 12, "PM");
append_flags_type_flag (type, 15, "FZ");
tdep->i386_mxcsr_type = type;
}
return tdep->i386_mxcsr_type;
}
struct type *
i387_ext_type (struct gdbarch *gdbarch)
{
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
if (!tdep->i387_ext_type)
tdep->i387_ext_type
= arch_float_type (gdbarch, -1, "builtin_type_i387_ext",
floatformats_i387_ext);
{
tdep->i387_ext_type = tdesc_find_type (gdbarch, "i387_ext");
gdb_assert (tdep->i387_ext_type != NULL);
}
return tdep->i387_ext_type;
}
/* Construct vector type for MMX registers. */
struct type *
static struct type *
i386_mmx_type (struct gdbarch *gdbarch)
{
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
@ -2233,84 +2163,14 @@ i386_mmx_type (struct gdbarch *gdbarch)
return tdep->i386_mmx_type;
}
struct type *
i386_sse_type (struct gdbarch *gdbarch)
{
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
if (!tdep->i386_sse_type)
{
const struct builtin_type *bt = builtin_type (gdbarch);
/* The type we're building is this: */
#if 0
union __gdb_builtin_type_vec128i
{
int128_t uint128;
int64_t v2_int64[2];
int32_t v4_int32[4];
int16_t v8_int16[8];
int8_t v16_int8[16];
double v2_double[2];
float v4_float[4];
};
#endif
struct type *t;
t = arch_composite_type (gdbarch,
"__gdb_builtin_type_vec128i", TYPE_CODE_UNION);
append_composite_type_field (t, "v4_float",
init_vector_type (bt->builtin_float, 4));
append_composite_type_field (t, "v2_double",
init_vector_type (bt->builtin_double, 2));
append_composite_type_field (t, "v16_int8",
init_vector_type (bt->builtin_int8, 16));
append_composite_type_field (t, "v8_int16",
init_vector_type (bt->builtin_int16, 8));
append_composite_type_field (t, "v4_int32",
init_vector_type (bt->builtin_int32, 4));
append_composite_type_field (t, "v2_int64",
init_vector_type (bt->builtin_int64, 2));
append_composite_type_field (t, "uint128", bt->builtin_int128);
TYPE_VECTOR (t) = 1;
TYPE_NAME (t) = "builtin_type_vec128i";
tdep->i386_sse_type = t;
}
return tdep->i386_sse_type;
}
/* Return the GDB type object for the "standard" data type of data in
register REGNUM. Perhaps %esi and %edi should go here, but
potentially they could be used for things other than address. */
register REGNUM. */
static struct type *
i386_register_type (struct gdbarch *gdbarch, int regnum)
i386_pseudo_register_type (struct gdbarch *gdbarch, int regnum)
{
if (regnum == I386_EIP_REGNUM)
return builtin_type (gdbarch)->builtin_func_ptr;
if (regnum == I386_EFLAGS_REGNUM)
return i386_eflags_type (gdbarch);
if (regnum == I386_EBP_REGNUM || regnum == I386_ESP_REGNUM)
return builtin_type (gdbarch)->builtin_data_ptr;
if (i386_fp_regnum_p (gdbarch, regnum))
return i387_ext_type (gdbarch);
if (i386_mmx_regnum_p (gdbarch, regnum))
return i386_mmx_type (gdbarch);
if (i386_sse_regnum_p (gdbarch, regnum))
return i386_sse_type (gdbarch);
if (regnum == I387_MXCSR_REGNUM (gdbarch_tdep (gdbarch)))
return i386_mxcsr_type (gdbarch);
return builtin_type (gdbarch)->builtin_int;
gdb_assert (i386_mmx_regnum_p (gdbarch, regnum));
return i386_mmx_type (gdbarch);
}
/* Map a cooked register onto a raw register or memory. For the i386,
@ -2761,7 +2621,7 @@ i386_go32_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
/* DJGPP does not support the SSE registers. */
tdep->num_xmm_regs = 0;
set_gdbarch_num_regs (gdbarch, I386_NUM_GREGS + I386_NUM_FREGS);
set_gdbarch_num_regs (gdbarch, I386_NUM_GREGS + I387_NUM_REGS);
/* Native compiler is GCC, which uses the SVR4 register numbering
even in COFF and STABS. See the comment in i386_gdbarch_init,
@ -5623,12 +5483,50 @@ i386_fast_tracepoint_valid_at (struct gdbarch *gdbarch,
return 1;
}
static int
i386_validate_tdesc_p (struct gdbarch_tdep *tdep,
struct tdesc_arch_data *tdesc_data)
{
const struct target_desc *tdesc = tdep->tdesc;
const struct tdesc_feature *feature_core, *feature_vector;
int i, num_regs, valid_p;
if (! tdesc_has_registers (tdesc))
return 0;
/* Get core registers. */
feature_core = tdesc_find_feature (tdesc, "org.gnu.gdb.i386.core");
/* Get SSE registers. */
feature_vector = tdesc_find_feature (tdesc, "org.gnu.gdb.i386.sse");
if (feature_core == NULL || feature_vector == NULL)
return 0;
valid_p = 1;
num_regs = tdep->num_core_regs;
for (i = 0; i < num_regs; i++)
valid_p &= tdesc_numbered_register (feature_core, tdesc_data, i,
tdep->register_names[i]);
/* Need to include %mxcsr, so add one. */
num_regs += tdep->num_xmm_regs + 1;
for (; i < num_regs; i++)
valid_p &= tdesc_numbered_register (feature_vector, tdesc_data, i,
tdep->register_names[i]);
return valid_p;
}
static struct gdbarch *
i386_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
{
struct gdbarch_tdep *tdep;
struct gdbarch *gdbarch;
struct tdesc_arch_data *tdesc_data;
const struct target_desc *tdesc;
/* If there is already a candidate, use it. */
arches = gdbarch_list_lookup_by_info (arches, &info);
@ -5696,12 +5594,6 @@ i386_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
alignment. */
set_gdbarch_long_double_bit (gdbarch, 96);
/* The default ABI includes general-purpose registers,
floating-point registers, and the SSE registers. */
set_gdbarch_num_regs (gdbarch, I386_SSE_NUM_REGS);
set_gdbarch_register_name (gdbarch, i386_register_name);
set_gdbarch_register_type (gdbarch, i386_register_type);
/* Register numbers of various important registers. */
set_gdbarch_sp_regnum (gdbarch, I386_ESP_REGNUM); /* %esp */
set_gdbarch_pc_regnum (gdbarch, I386_EIP_REGNUM); /* %eip */
@ -5772,11 +5664,6 @@ i386_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
set_gdbarch_frame_args_skip (gdbarch, 8);
/* Wire in the MMX registers. */
set_gdbarch_num_pseudo_regs (gdbarch, i386_num_mmx_regs);
set_gdbarch_pseudo_register_read (gdbarch, i386_pseudo_register_read);
set_gdbarch_pseudo_register_write (gdbarch, i386_pseudo_register_write);
set_gdbarch_print_insn (gdbarch, i386_print_insn);
set_gdbarch_dummy_id (gdbarch, i386_dummy_id);
@ -5785,7 +5672,7 @@ i386_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
/* Add the i386 register groups. */
i386_add_reggroups (gdbarch);
set_gdbarch_register_reggroup_p (gdbarch, i386_register_reggroup_p);
tdep->register_reggroup_p = i386_register_reggroup_p;
/* Helper for function argument information. */
set_gdbarch_fetch_pointer_argument (gdbarch, i386_fetch_pointer_argument);
@ -5803,9 +5690,49 @@ i386_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
frame_base_set_default (gdbarch, &i386_frame_base);
/* Wire in the MMX registers. */
set_gdbarch_num_pseudo_regs (gdbarch, i386_num_mmx_regs);
set_gdbarch_pseudo_register_read (gdbarch, i386_pseudo_register_read);
set_gdbarch_pseudo_register_write (gdbarch, i386_pseudo_register_write);
set_tdesc_pseudo_register_type (gdbarch, i386_pseudo_register_type);
set_tdesc_pseudo_register_name (gdbarch, i386_pseudo_register_name);
/* The default ABI includes general-purpose registers,
floating-point registers, and the SSE registers. */
set_gdbarch_num_regs (gdbarch, I386_SSE_NUM_REGS);
/* Get the x86 target description from INFO. */
tdesc = info.target_desc;
if (! tdesc_has_registers (tdesc))
tdesc = tdesc_i386;
tdep->tdesc = tdesc;
tdep->num_core_regs = I386_NUM_GREGS + I387_NUM_REGS;
tdep->register_names = i386_register_names;
tdesc_data = tdesc_data_alloc ();
/* Hook in ABI-specific overrides, if they have been registered. */
info.tdep_info = (void *) tdesc_data;
gdbarch_init_osabi (info, gdbarch);
/* Target description may be changed. */
tdesc = tdep->tdesc;
if (!i386_validate_tdesc_p (tdep, tdesc_data))
{
tdesc_data_cleanup (tdesc_data);
xfree (tdep);
gdbarch_free (gdbarch);
return NULL;
}
tdesc_use_registers (gdbarch, tdesc, tdesc_data);
/* Override gdbarch_register_reggroup_p set in tdesc_use_registers. */
set_gdbarch_register_reggroup_p (gdbarch, tdep->register_reggroup_p);
/* Hook in the legacy prologue-based unwinders last (fallback). */
frame_unwind_append_unwinder (gdbarch, &i386_sigtramp_frame_unwind);
frame_unwind_append_unwinder (gdbarch, &i386_frame_unwind);
@ -5882,4 +5809,7 @@ is \"default\"."),
/* Initialize the i386-specific register groups. */
i386_init_reggroups ();
/* Initialize the standard target descriptions. */
initialize_tdesc_i386 ();
}

View file

@ -118,9 +118,21 @@ struct gdbarch_tdep
of MMX support. */
int mm0_regnum;
/* Number of core registers. */
int num_core_regs;
/* Number of SSE registers. */
int num_xmm_regs;
/* Register names. */
const char **register_names;
/* Target description. */
const struct target_desc *tdesc;
/* Register group function. */
const void *register_reggroup_p;
/* Offset of saved PC in jmp_buf. */
int jb_pc_offset;
@ -147,10 +159,7 @@ struct gdbarch_tdep
int sc_sp_offset;
/* ISA-specific data types. */
struct type *i386_eflags_type;
struct type *i386_mxcsr_type;
struct type *i386_mmx_type;
struct type *i386_sse_type;
struct type *i387_ext_type;
/* Process record/replay target. */
@ -196,7 +205,8 @@ enum i386_regnum
I386_ES_REGNUM, /* %es */
I386_FS_REGNUM, /* %fs */
I386_GS_REGNUM, /* %gs */
I386_ST0_REGNUM /* %st(0) */
I386_ST0_REGNUM, /* %st(0) */
I386_MXCSR_REGNUM = 40 /* %mxcsr */
};
/* Register numbers of RECORD_REGMAP. */
@ -230,20 +240,14 @@ enum record_i386_regnum
};
#define I386_NUM_GREGS 16
#define I386_NUM_FREGS 16
#define I386_NUM_XREGS 9
#define I386_SSE_NUM_REGS (I386_NUM_GREGS + I386_NUM_FREGS \
+ I386_NUM_XREGS)
#define I386_SSE_NUM_REGS (I386_MXCSR_REGNUM + 1)
/* Size of the largest register. */
#define I386_MAX_REGISTER_SIZE 16
/* Types for i386-specific registers. */
extern struct type *i386_eflags_type (struct gdbarch *gdbarch);
extern struct type *i386_mxcsr_type (struct gdbarch *gdbarch);
extern struct type *i386_mmx_type (struct gdbarch *gdbarch);
extern struct type *i386_sse_type (struct gdbarch *gdbarch);
extern struct type *i387_ext_type (struct gdbarch *gdbarch);
/* Segment selectors. */
@ -263,9 +267,6 @@ extern CORE_ADDR i386_skip_main_prologue (struct gdbarch *gdbarch, CORE_ADDR pc)
/* Return whether the THIS_FRAME corresponds to a sigtramp routine. */
extern int i386_sigtramp_p (struct frame_info *this_frame);
/* Return the name of register REGNUM. */
extern char const *i386_register_name (struct gdbarch * gdbarch, int regnum);
/* Return non-zero if REGNUM is a member of the specified group. */
extern int i386_register_reggroup_p (struct gdbarch *gdbarch, int regnum,
struct reggroup *group);

View file

@ -27,6 +27,9 @@ struct regcache;
struct type;
struct ui_file;
/* Number of i387 floating point registers. */
#define I387_NUM_REGS 16
#define I387_ST0_REGNUM(tdep) ((tdep)->st0_regnum)
#define I387_NUM_XMM_REGS(tdep) ((tdep)->num_xmm_regs)
#define I387_MM0_REGNUM(tdep) ((tdep)->mm0_regnum)

View file

@ -1,4 +1,6 @@
name:x86_64
# DO NOT EDIT: generated from i386/amd64-linux.xml
name:amd64_linux
xmltarget:amd64-linux.xml
expedite:rbp,rsp,rip
64:rax
64:rbx
@ -57,3 +59,4 @@ expedite:rbp,rsp,rip
128:xmm14
128:xmm15
32:mxcsr
64:orig_rax

View file

@ -1,6 +1,6 @@
name:x86_64_linux
xmlarch:i386:x86-64
osabi:GNU/Linux
# DO NOT EDIT: generated from i386/amd64.xml
name:amd64
xmltarget:amd64.xml
expedite:rbp,rsp,rip
64:rax
64:rbx
@ -59,4 +59,3 @@ expedite:rbp,rsp,rip
128:xmm14
128:xmm15
32:mxcsr
64:orig_rax

View file

@ -1,6 +1,6 @@
# DO NOT EDIT: generated from i386/i386-linux.xml
name:i386_linux
xmlarch:i386
osabi:GNU/Linux
xmltarget:i386-linux.xml
expedite:ebp,esp,eip
32:eax
32:ecx

View file

@ -1,5 +1,6 @@
# DO NOT EDIT: generated from i386/i386.xml
name:i386
xmlarch:i386
xmltarget:i386.xml
expedite:ebp,esp,eip
32:eax
32:ecx

View file

@ -1,3 +1,8 @@
2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
* gdb.xml/tdesc-regs.exp (architecture): New. Set it for x86.
(load_description): Set architecture if defined.
2010-02-28 Phil Muldoon <pmuldoon@redhat.com>
* gdb.python/py-frame.exp: Add read_var block tests.

View file

@ -25,6 +25,7 @@ gdb_start
set core-regs ""
set regdir ""
set architecture ""
switch -glob -- [istarget] {
"*arm-*-*" {
set core-regs {arm-core.xml}
@ -55,6 +56,16 @@ switch -glob -- [istarget] {
unsupported "register tests"
return 0
}
"i?86-*-*" {
set architecture "i386"
set regdir "i386/"
set core-regs {32bit-core.xml 32bit-sse.xml}
}
"x86_64-*-*" {
set architecture "i386:x86-64"
set regdir "i386/"
set core-regs {64bit-core.xml 64bit-sse.xml}
}
}
# If no core registers were specified, assume this target does not
@ -89,12 +100,16 @@ proc load_description { file errmsg } {
global subdir
global gdb_prompt
global core-regs
global architecture
file delete "$subdir/regs.xml"
set ifd [open "$srcdir/$subdir/$file" r]
set ofd [open "$subdir/regs.xml" w]
while {[gets $ifd line] >= 0} {
if {[regexp {<xi:include href="core-regs.xml"/>} $line]} {
if {! [string equal ${architecture} ""]} {
puts $ofd " <architecture>${architecture}</architecture>"
}
foreach src ${core-regs} {
puts $ofd " <xi:include href=\"$src\"/>"
}