gdbserver/linux-low: turn fast tracepoint ops into methods
gdbserver/ChangeLog: 2020-04-02 Tankut Baris Aktemur <tankut.baris.aktemur@intel.com> Remove the 'install_fast_tracepoint_jump_pad' and 'get_min_fast_tracepoint_insn_len' linux target ops to let the concrete linux target define the ops by overriding the declarations of process_stratum_target. * linux-low.h (struct linux_target_ops): Remove the ops. (class linux_process_target) <supports_fast_tracepoints> <install_fast_tracepoint_jump_pad> <get_min_fast_tracepoint_insn_len>: Remove. * linux-low.cc (linux_process_target::supports_fast_tracepoints) (linux_process_target::install_fast_tracepoint_jump_pad) (linux_process_target::get_min_fast_tracepoint_insn_len): Remove. * linux-x86-low.cc (class x86_target) <supports_fast_tracepoints> <install_fast_tracepoint_jump_pad> <get_min_fast_tracepoint_insn_len>: Declare. (x86_target::supports_fast_tracepoints): Define. (x86_install_fast_tracepoint_jump_pad): Turn into... (x86_target::install_fast_tracepoint_jump_pad): ...this. (x86_get_min_fast_tracepoint_insn_len): Turn into... (x86_target::get_min_fast_tracepoint_insn_len): ...this. (the_low_target): Remove the op fields. * linux-aarch64-low.cc (class aarch64_target) <supports_fast_tracepoints> <install_fast_tracepoint_jump_pad> <get_min_fast_tracepoint_insn_len>: Declare. (aarch64_target::supports_fast_tracepoints): Define. (aarch64_install_fast_tracepoint_jump_pad): Turn into... (aarch64_target::install_fast_tracepoint_jump_pad): ...this. (aarch64_get_min_fast_tracepoint_insn_len): Turn into... (aarch64_target::get_min_fast_tracepoint_insn_len): ...this. (the_low_target): Remove the op fields. * linux-ppc-low.cc (class ppc_target) <supports_fast_tracepoints> <install_fast_tracepoint_jump_pad> <get_min_fast_tracepoint_insn_len>: Declare. (ppc_target::supports_fast_tracepoints): Define. (ppc_install_fast_tracepoint_jump_pad): Turn into... (ppc_target::install_fast_tracepoint_jump_pad): ...this. (ppc_get_min_fast_tracepoint_insn_len): Turn into... (ppc_target::get_min_fast_tracepoint_insn_len): ...this. (the_low_target): Remove the op fields. * linux-s390-low.cc (class s390_target) <supports_fast_tracepoints> <install_fast_tracepoint_jump_pad> <get_min_fast_tracepoint_insn_len>: Declare. (s390_target::supports_fast_tracepoints): Define. (s390_install_fast_tracepoint_jump_pad): Turn into... (s390_target::install_fast_tracepoint_jump_pad): ...this. (s390_get_min_fast_tracepoint_insn_len): Turn into... (s390_target::get_min_fast_tracepoint_insn_len): ...this. (the_low_target): Remove the op fields. * linux-arm-low.cc (the_low_target): Remove the op fields. * linux-bfin-low.cc (the_low_target): Ditto. * linux-crisv32-low.cc (the_low_target): Ditto. * linux-m32r-low.cc (the_low_target): Ditto. * linux-m68k-low.cc (the_low_target): Ditto. * linux-sh-low.cc (the_low_target): Ditto. * linux-tic6x-low.cc (the_low_target): Ditto. * linux-tile-low.cc (the_low_target): Ditto. * linux-xtensa-low.cc (the_low_target): Ditto.
This commit is contained in:
parent
13e567af27
commit
809a0c354b
|
@ -1,3 +1,64 @@
|
|||
2020-04-02 Tankut Baris Aktemur <tankut.baris.aktemur@intel.com>
|
||||
|
||||
Remove the 'install_fast_tracepoint_jump_pad' and
|
||||
'get_min_fast_tracepoint_insn_len' linux target ops to let the
|
||||
concrete linux target define the ops by overriding the declarations
|
||||
of process_stratum_target.
|
||||
|
||||
* linux-low.h (struct linux_target_ops): Remove the ops.
|
||||
(class linux_process_target) <supports_fast_tracepoints>
|
||||
<install_fast_tracepoint_jump_pad>
|
||||
<get_min_fast_tracepoint_insn_len>: Remove.
|
||||
* linux-low.cc (linux_process_target::supports_fast_tracepoints)
|
||||
(linux_process_target::install_fast_tracepoint_jump_pad)
|
||||
(linux_process_target::get_min_fast_tracepoint_insn_len): Remove.
|
||||
* linux-x86-low.cc (class x86_target) <supports_fast_tracepoints>
|
||||
<install_fast_tracepoint_jump_pad>
|
||||
<get_min_fast_tracepoint_insn_len>: Declare.
|
||||
(x86_target::supports_fast_tracepoints): Define.
|
||||
(x86_install_fast_tracepoint_jump_pad): Turn into...
|
||||
(x86_target::install_fast_tracepoint_jump_pad): ...this.
|
||||
(x86_get_min_fast_tracepoint_insn_len): Turn into...
|
||||
(x86_target::get_min_fast_tracepoint_insn_len): ...this.
|
||||
(the_low_target): Remove the op fields.
|
||||
* linux-aarch64-low.cc (class aarch64_target)
|
||||
<supports_fast_tracepoints>
|
||||
<install_fast_tracepoint_jump_pad>
|
||||
<get_min_fast_tracepoint_insn_len>: Declare.
|
||||
(aarch64_target::supports_fast_tracepoints): Define.
|
||||
(aarch64_install_fast_tracepoint_jump_pad): Turn into...
|
||||
(aarch64_target::install_fast_tracepoint_jump_pad): ...this.
|
||||
(aarch64_get_min_fast_tracepoint_insn_len): Turn into...
|
||||
(aarch64_target::get_min_fast_tracepoint_insn_len): ...this.
|
||||
(the_low_target): Remove the op fields.
|
||||
* linux-ppc-low.cc (class ppc_target) <supports_fast_tracepoints>
|
||||
<install_fast_tracepoint_jump_pad>
|
||||
<get_min_fast_tracepoint_insn_len>: Declare.
|
||||
(ppc_target::supports_fast_tracepoints): Define.
|
||||
(ppc_install_fast_tracepoint_jump_pad): Turn into...
|
||||
(ppc_target::install_fast_tracepoint_jump_pad): ...this.
|
||||
(ppc_get_min_fast_tracepoint_insn_len): Turn into...
|
||||
(ppc_target::get_min_fast_tracepoint_insn_len): ...this.
|
||||
(the_low_target): Remove the op fields.
|
||||
* linux-s390-low.cc (class s390_target) <supports_fast_tracepoints>
|
||||
<install_fast_tracepoint_jump_pad>
|
||||
<get_min_fast_tracepoint_insn_len>: Declare.
|
||||
(s390_target::supports_fast_tracepoints): Define.
|
||||
(s390_install_fast_tracepoint_jump_pad): Turn into...
|
||||
(s390_target::install_fast_tracepoint_jump_pad): ...this.
|
||||
(s390_get_min_fast_tracepoint_insn_len): Turn into...
|
||||
(s390_target::get_min_fast_tracepoint_insn_len): ...this.
|
||||
(the_low_target): Remove the op fields.
|
||||
* linux-arm-low.cc (the_low_target): Remove the op fields.
|
||||
* linux-bfin-low.cc (the_low_target): Ditto.
|
||||
* linux-crisv32-low.cc (the_low_target): Ditto.
|
||||
* linux-m32r-low.cc (the_low_target): Ditto.
|
||||
* linux-m68k-low.cc (the_low_target): Ditto.
|
||||
* linux-sh-low.cc (the_low_target): Ditto.
|
||||
* linux-tic6x-low.cc (the_low_target): Ditto.
|
||||
* linux-tile-low.cc (the_low_target): Ditto.
|
||||
* linux-xtensa-low.cc (the_low_target): Ditto.
|
||||
|
||||
2020-04-02 Tankut Baris Aktemur <tankut.baris.aktemur@intel.com>
|
||||
|
||||
Turn the 'get_thread_area' linux target op into a method of
|
||||
|
|
|
@ -67,6 +67,18 @@ public:
|
|||
|
||||
bool supports_tracepoints () override;
|
||||
|
||||
bool supports_fast_tracepoints () override;
|
||||
|
||||
int install_fast_tracepoint_jump_pad
|
||||
(CORE_ADDR tpoint, CORE_ADDR tpaddr, CORE_ADDR collector,
|
||||
CORE_ADDR lockaddr, ULONGEST orig_size, CORE_ADDR *jump_entry,
|
||||
CORE_ADDR *trampoline, ULONGEST *trampoline_size,
|
||||
unsigned char *jjump_pad_insn, ULONGEST *jjump_pad_insn_size,
|
||||
CORE_ADDR *adjusted_insn_addr, CORE_ADDR *adjusted_insn_addr_end,
|
||||
char *err) override;
|
||||
|
||||
int get_min_fast_tracepoint_insn_len () override;
|
||||
|
||||
protected:
|
||||
|
||||
void low_arch_setup () override;
|
||||
|
@ -1962,23 +1974,23 @@ static const struct aarch64_insn_visitor visitor =
|
|||
aarch64_ftrace_insn_reloc_others,
|
||||
};
|
||||
|
||||
/* Implementation of linux_target_ops method
|
||||
bool
|
||||
aarch64_target::supports_fast_tracepoints ()
|
||||
{
|
||||
return true;
|
||||
}
|
||||
|
||||
/* Implementation of target ops method
|
||||
"install_fast_tracepoint_jump_pad". */
|
||||
|
||||
static int
|
||||
aarch64_install_fast_tracepoint_jump_pad (CORE_ADDR tpoint,
|
||||
CORE_ADDR tpaddr,
|
||||
CORE_ADDR collector,
|
||||
CORE_ADDR lockaddr,
|
||||
ULONGEST orig_size,
|
||||
CORE_ADDR *jump_entry,
|
||||
CORE_ADDR *trampoline,
|
||||
ULONGEST *trampoline_size,
|
||||
unsigned char *jjump_pad_insn,
|
||||
ULONGEST *jjump_pad_insn_size,
|
||||
CORE_ADDR *adjusted_insn_addr,
|
||||
CORE_ADDR *adjusted_insn_addr_end,
|
||||
char *err)
|
||||
int
|
||||
aarch64_target::install_fast_tracepoint_jump_pad
|
||||
(CORE_ADDR tpoint, CORE_ADDR tpaddr, CORE_ADDR collector,
|
||||
CORE_ADDR lockaddr, ULONGEST orig_size, CORE_ADDR *jump_entry,
|
||||
CORE_ADDR *trampoline, ULONGEST *trampoline_size,
|
||||
unsigned char *jjump_pad_insn, ULONGEST *jjump_pad_insn_size,
|
||||
CORE_ADDR *adjusted_insn_addr, CORE_ADDR *adjusted_insn_addr_end,
|
||||
char *err)
|
||||
{
|
||||
uint32_t buf[256];
|
||||
uint32_t *p = buf;
|
||||
|
@ -3087,11 +3099,11 @@ aarch64_emit_ops (void)
|
|||
return &aarch64_emit_ops_impl;
|
||||
}
|
||||
|
||||
/* Implementation of linux_target_ops method
|
||||
/* Implementation of target ops method
|
||||
"get_min_fast_tracepoint_insn_len". */
|
||||
|
||||
static int
|
||||
aarch64_get_min_fast_tracepoint_insn_len (void)
|
||||
int
|
||||
aarch64_target::get_min_fast_tracepoint_insn_len ()
|
||||
{
|
||||
return 4;
|
||||
}
|
||||
|
@ -3151,9 +3163,7 @@ aarch64_supports_hardware_single_step (void)
|
|||
|
||||
struct linux_target_ops the_low_target =
|
||||
{
|
||||
aarch64_install_fast_tracepoint_jump_pad,
|
||||
aarch64_emit_ops,
|
||||
aarch64_get_min_fast_tracepoint_insn_len,
|
||||
aarch64_supports_range_stepping,
|
||||
aarch64_supports_hardware_single_step,
|
||||
aarch64_get_syscall_trapinfo,
|
||||
|
|
|
@ -1117,9 +1117,7 @@ arm_target::get_regs_info ()
|
|||
}
|
||||
|
||||
struct linux_target_ops the_low_target = {
|
||||
NULL, /* install_fast_tracepoint_jump_pad */
|
||||
NULL, /* emit_ops */
|
||||
NULL, /* get_min_fast_tracepoint_insn_len */
|
||||
NULL, /* supports_range_stepping */
|
||||
arm_supports_hardware_single_step,
|
||||
arm_get_syscall_trapinfo,
|
||||
|
|
|
@ -171,9 +171,7 @@ bfin_target::get_regs_info ()
|
|||
}
|
||||
|
||||
struct linux_target_ops the_low_target = {
|
||||
NULL, /* install_fast_tracepoint_jump_pad */
|
||||
NULL, /* emit_ops */
|
||||
NULL, /* get_min_fast_tracepoint_insn_len */
|
||||
NULL, /* supports_range_stepping */
|
||||
bfin_supports_hardware_single_step,
|
||||
};
|
||||
|
|
|
@ -468,9 +468,7 @@ crisv32_target::get_regs_info ()
|
|||
}
|
||||
|
||||
struct linux_target_ops the_low_target = {
|
||||
NULL, /* install_fast_tracepoint_jump_pad */
|
||||
NULL, /* emit_ops */
|
||||
NULL, /* get_min_fast_tracepoint_insn_len */
|
||||
NULL, /* supports_range_stepping */
|
||||
cris_supports_hardware_single_step,
|
||||
};
|
||||
|
|
|
@ -6496,29 +6496,6 @@ linux_process_target::done_accessing_memory ()
|
|||
target_unpause_all (true);
|
||||
}
|
||||
|
||||
bool
|
||||
linux_process_target::supports_fast_tracepoints ()
|
||||
{
|
||||
return the_low_target.install_fast_tracepoint_jump_pad != nullptr;
|
||||
}
|
||||
|
||||
int
|
||||
linux_process_target::install_fast_tracepoint_jump_pad
|
||||
(CORE_ADDR tpoint, CORE_ADDR tpaddr, CORE_ADDR collector,
|
||||
CORE_ADDR lockaddr, ULONGEST orig_size, CORE_ADDR *jump_entry,
|
||||
CORE_ADDR *trampoline, ULONGEST *trampoline_size,
|
||||
unsigned char *jjump_pad_insn, ULONGEST *jjump_pad_insn_size,
|
||||
CORE_ADDR *adjusted_insn_addr, CORE_ADDR *adjusted_insn_addr_end,
|
||||
char *err)
|
||||
{
|
||||
return (*the_low_target.install_fast_tracepoint_jump_pad)
|
||||
(tpoint, tpaddr, collector, lockaddr, orig_size,
|
||||
jump_entry, trampoline, trampoline_size,
|
||||
jjump_pad_insn, jjump_pad_insn_size,
|
||||
adjusted_insn_addr, adjusted_insn_addr_end,
|
||||
err);
|
||||
}
|
||||
|
||||
emit_ops *
|
||||
linux_process_target::emit_ops ()
|
||||
{
|
||||
|
@ -6528,12 +6505,6 @@ linux_process_target::emit_ops ()
|
|||
return NULL;
|
||||
}
|
||||
|
||||
int
|
||||
linux_process_target::get_min_fast_tracepoint_insn_len ()
|
||||
{
|
||||
return (*the_low_target.get_min_fast_tracepoint_insn_len) ();
|
||||
}
|
||||
|
||||
/* Extract &phdr and num_phdr in the inferior. Return 0 on success. */
|
||||
|
||||
static int
|
||||
|
|
|
@ -131,29 +131,10 @@ struct lwp_info;
|
|||
|
||||
struct linux_target_ops
|
||||
{
|
||||
/* Install a fast tracepoint jump pad. See target.h for
|
||||
comments. */
|
||||
int (*install_fast_tracepoint_jump_pad) (CORE_ADDR tpoint, CORE_ADDR tpaddr,
|
||||
CORE_ADDR collector,
|
||||
CORE_ADDR lockaddr,
|
||||
ULONGEST orig_size,
|
||||
CORE_ADDR *jump_entry,
|
||||
CORE_ADDR *trampoline,
|
||||
ULONGEST *trampoline_size,
|
||||
unsigned char *jjump_pad_insn,
|
||||
ULONGEST *jjump_pad_insn_size,
|
||||
CORE_ADDR *adjusted_insn_addr,
|
||||
CORE_ADDR *adjusted_insn_addr_end,
|
||||
char *err);
|
||||
|
||||
/* Return the bytecode operations vector for the current inferior.
|
||||
Returns NULL if bytecode compilation is not supported. */
|
||||
struct emit_ops *(*emit_ops) (void);
|
||||
|
||||
/* Return the minimum length of an instruction that can be safely overwritten
|
||||
for use as a fast tracepoint. */
|
||||
int (*get_min_fast_tracepoint_insn_len) (void);
|
||||
|
||||
/* Returns true if the low target supports range stepping. */
|
||||
int (*supports_range_stepping) (void);
|
||||
|
||||
|
@ -303,24 +284,6 @@ public:
|
|||
|
||||
void stabilize_threads () override;
|
||||
|
||||
bool supports_fast_tracepoints () override;
|
||||
|
||||
int install_fast_tracepoint_jump_pad (CORE_ADDR tpoint,
|
||||
CORE_ADDR tpaddr,
|
||||
CORE_ADDR collector,
|
||||
CORE_ADDR lockaddr,
|
||||
ULONGEST orig_size,
|
||||
CORE_ADDR *jump_entry,
|
||||
CORE_ADDR *trampoline,
|
||||
ULONGEST *trampoline_size,
|
||||
unsigned char *jjump_pad_insn,
|
||||
ULONGEST *jjump_pad_insn_size,
|
||||
CORE_ADDR *adjusted_insn_addr,
|
||||
CORE_ADDR *adjusted_insn_addr_end,
|
||||
char *err) override;
|
||||
|
||||
int get_min_fast_tracepoint_insn_len () override;
|
||||
|
||||
struct emit_ops *emit_ops () override;
|
||||
|
||||
bool supports_disable_randomization () override;
|
||||
|
|
|
@ -161,9 +161,7 @@ m32r_target::get_regs_info ()
|
|||
}
|
||||
|
||||
struct linux_target_ops the_low_target = {
|
||||
NULL, /* install_fast_tracepoint_jump_pad */
|
||||
NULL, /* emit_ops */
|
||||
NULL, /* get_min_fast_tracepoint_insn_len */
|
||||
NULL, /* supports_range_stepping */
|
||||
m32r_supports_hardware_single_step,
|
||||
};
|
||||
|
|
|
@ -265,9 +265,7 @@ m68k_supports_hardware_single_step (void)
|
|||
}
|
||||
|
||||
struct linux_target_ops the_low_target = {
|
||||
NULL, /* install_fast_tracepoint_jump_pad */
|
||||
NULL, /* emit_ops */
|
||||
NULL, /* get_min_fast_tracepoint_insn_len */
|
||||
NULL, /* supports_range_stepping */
|
||||
m68k_supports_hardware_single_step,
|
||||
};
|
||||
|
|
|
@ -65,6 +65,18 @@ public:
|
|||
|
||||
bool supports_tracepoints () override;
|
||||
|
||||
bool supports_fast_tracepoints () override;
|
||||
|
||||
int install_fast_tracepoint_jump_pad
|
||||
(CORE_ADDR tpoint, CORE_ADDR tpaddr, CORE_ADDR collector,
|
||||
CORE_ADDR lockaddr, ULONGEST orig_size, CORE_ADDR *jump_entry,
|
||||
CORE_ADDR *trampoline, ULONGEST *trampoline_size,
|
||||
unsigned char *jjump_pad_insn, ULONGEST *jjump_pad_insn_size,
|
||||
CORE_ADDR *adjusted_insn_addr, CORE_ADDR *adjusted_insn_addr_end,
|
||||
char *err) override;
|
||||
|
||||
int get_min_fast_tracepoint_insn_len () override;
|
||||
|
||||
protected:
|
||||
|
||||
void low_arch_setup () override;
|
||||
|
@ -1570,22 +1582,29 @@ ppc_relocate_instruction (CORE_ADDR *to, CORE_ADDR oldloc)
|
|||
*to += 4;
|
||||
}
|
||||
|
||||
bool
|
||||
ppc_target::supports_fast_tracepoints ()
|
||||
{
|
||||
return true;
|
||||
}
|
||||
|
||||
/* Implement install_fast_tracepoint_jump_pad of target_ops.
|
||||
See target.h for details. */
|
||||
|
||||
static int
|
||||
ppc_install_fast_tracepoint_jump_pad (CORE_ADDR tpoint, CORE_ADDR tpaddr,
|
||||
CORE_ADDR collector,
|
||||
CORE_ADDR lockaddr,
|
||||
ULONGEST orig_size,
|
||||
CORE_ADDR *jump_entry,
|
||||
CORE_ADDR *trampoline,
|
||||
ULONGEST *trampoline_size,
|
||||
unsigned char *jjump_pad_insn,
|
||||
ULONGEST *jjump_pad_insn_size,
|
||||
CORE_ADDR *adjusted_insn_addr,
|
||||
CORE_ADDR *adjusted_insn_addr_end,
|
||||
char *err)
|
||||
int
|
||||
ppc_target::install_fast_tracepoint_jump_pad (CORE_ADDR tpoint,
|
||||
CORE_ADDR tpaddr,
|
||||
CORE_ADDR collector,
|
||||
CORE_ADDR lockaddr,
|
||||
ULONGEST orig_size,
|
||||
CORE_ADDR *jump_entry,
|
||||
CORE_ADDR *trampoline,
|
||||
ULONGEST *trampoline_size,
|
||||
unsigned char *jjump_pad_insn,
|
||||
ULONGEST *jjump_pad_insn_size,
|
||||
CORE_ADDR *adjusted_insn_addr,
|
||||
CORE_ADDR *adjusted_insn_addr_end,
|
||||
char *err)
|
||||
{
|
||||
uint32_t buf[256];
|
||||
uint32_t *p = buf;
|
||||
|
@ -1779,8 +1798,8 @@ ppc_install_fast_tracepoint_jump_pad (CORE_ADDR tpoint, CORE_ADDR tpaddr,
|
|||
|
||||
/* Returns the minimum instruction length for installing a tracepoint. */
|
||||
|
||||
static int
|
||||
ppc_get_min_fast_tracepoint_insn_len (void)
|
||||
int
|
||||
ppc_target::get_min_fast_tracepoint_insn_len ()
|
||||
{
|
||||
return 4;
|
||||
}
|
||||
|
@ -3433,9 +3452,7 @@ ppc_get_ipa_tdesc_idx (void)
|
|||
}
|
||||
|
||||
struct linux_target_ops the_low_target = {
|
||||
ppc_install_fast_tracepoint_jump_pad,
|
||||
ppc_emit_ops,
|
||||
ppc_get_min_fast_tracepoint_insn_len,
|
||||
NULL, /* supports_range_stepping */
|
||||
ppc_supports_hardware_single_step,
|
||||
NULL, /* get_syscall_trapinfo */
|
||||
|
|
|
@ -65,6 +65,18 @@ public:
|
|||
|
||||
bool supports_tracepoints () override;
|
||||
|
||||
bool supports_fast_tracepoints () override;
|
||||
|
||||
int install_fast_tracepoint_jump_pad
|
||||
(CORE_ADDR tpoint, CORE_ADDR tpaddr, CORE_ADDR collector,
|
||||
CORE_ADDR lockaddr, ULONGEST orig_size, CORE_ADDR *jump_entry,
|
||||
CORE_ADDR *trampoline, ULONGEST *trampoline_size,
|
||||
unsigned char *jjump_pad_insn, ULONGEST *jjump_pad_insn_size,
|
||||
CORE_ADDR *adjusted_insn_addr, CORE_ADDR *adjusted_insn_addr_end,
|
||||
char *err) override;
|
||||
|
||||
int get_min_fast_tracepoint_insn_len () override;
|
||||
|
||||
void low_collect_ptrace_register (regcache *regcache, int regno,
|
||||
char *buf) override;
|
||||
|
||||
|
@ -1255,23 +1267,23 @@ s390_relocate_instruction (CORE_ADDR *to, CORE_ADDR oldloc, int is_64)
|
|||
return 0;
|
||||
}
|
||||
|
||||
/* Implementation of linux_target_ops method
|
||||
bool
|
||||
s390_target::supports_fast_tracepoints ()
|
||||
{
|
||||
return true;
|
||||
}
|
||||
|
||||
/* Implementation of target ops method
|
||||
"install_fast_tracepoint_jump_pad". */
|
||||
|
||||
static int
|
||||
s390_install_fast_tracepoint_jump_pad (CORE_ADDR tpoint,
|
||||
CORE_ADDR tpaddr,
|
||||
CORE_ADDR collector,
|
||||
CORE_ADDR lockaddr,
|
||||
ULONGEST orig_size,
|
||||
CORE_ADDR *jump_entry,
|
||||
CORE_ADDR *trampoline,
|
||||
ULONGEST *trampoline_size,
|
||||
unsigned char *jjump_pad_insn,
|
||||
ULONGEST *jjump_pad_insn_size,
|
||||
CORE_ADDR *adjusted_insn_addr,
|
||||
CORE_ADDR *adjusted_insn_addr_end,
|
||||
char *err)
|
||||
int
|
||||
s390_target::install_fast_tracepoint_jump_pad
|
||||
(CORE_ADDR tpoint, CORE_ADDR tpaddr, CORE_ADDR collector,
|
||||
CORE_ADDR lockaddr, ULONGEST orig_size, CORE_ADDR *jump_entry,
|
||||
CORE_ADDR *trampoline, ULONGEST *trampoline_size,
|
||||
unsigned char *jjump_pad_insn, ULONGEST *jjump_pad_insn_size,
|
||||
CORE_ADDR *adjusted_insn_addr, CORE_ADDR *adjusted_insn_addr_end,
|
||||
char *err)
|
||||
{
|
||||
int i;
|
||||
int64_t loffset;
|
||||
|
@ -1425,11 +1437,11 @@ s390_install_fast_tracepoint_jump_pad (CORE_ADDR tpoint,
|
|||
return 0;
|
||||
}
|
||||
|
||||
/* Implementation of linux_target_ops method
|
||||
/* Implementation of target ops method
|
||||
"get_min_fast_tracepoint_insn_len". */
|
||||
|
||||
static int
|
||||
s390_get_min_fast_tracepoint_insn_len (void)
|
||||
int
|
||||
s390_target::get_min_fast_tracepoint_insn_len ()
|
||||
{
|
||||
/* We only support using 6-byte jumps to reach the tracepoint code.
|
||||
If the tracepoint buffer were allocated sufficiently close (64kiB)
|
||||
|
@ -2849,9 +2861,7 @@ s390_emit_ops (void)
|
|||
}
|
||||
|
||||
struct linux_target_ops the_low_target = {
|
||||
s390_install_fast_tracepoint_jump_pad,
|
||||
s390_emit_ops,
|
||||
s390_get_min_fast_tracepoint_insn_len,
|
||||
NULL, /* supports_range_stepping */
|
||||
s390_supports_hardware_single_step,
|
||||
NULL, /* get_syscall_trapinfo */
|
||||
|
|
|
@ -192,9 +192,7 @@ sh_target::low_arch_setup ()
|
|||
}
|
||||
|
||||
struct linux_target_ops the_low_target = {
|
||||
NULL, /* install_fast_tracepoint_jump_pad */
|
||||
NULL, /* emit_ops */
|
||||
NULL, /* get_min_fast_tracepoint_insn_len */
|
||||
NULL, /* supports_range_stepping */
|
||||
sh_supports_hardware_single_step,
|
||||
};
|
||||
|
|
|
@ -423,9 +423,7 @@ tic6x_target::get_regs_info ()
|
|||
}
|
||||
|
||||
struct linux_target_ops the_low_target = {
|
||||
NULL, /* install_fast_tracepoint_jump_pad */
|
||||
NULL, /* emit_ops */
|
||||
NULL, /* get_min_fast_tracepoint_insn_len */
|
||||
NULL, /* supports_range_stepping */
|
||||
tic6x_supports_hardware_single_step,
|
||||
};
|
||||
|
|
|
@ -224,9 +224,7 @@ tile_supports_hardware_single_step (void)
|
|||
|
||||
struct linux_target_ops the_low_target =
|
||||
{
|
||||
NULL, /* install_fast_tracepoint_jump_pad */
|
||||
NULL, /* emit_ops */
|
||||
NULL, /* get_min_fast_tracepoint_insn_len */
|
||||
NULL, /* supports_range_stepping */
|
||||
tile_supports_hardware_single_step,
|
||||
};
|
||||
|
|
|
@ -110,6 +110,18 @@ public:
|
|||
|
||||
bool supports_tracepoints () override;
|
||||
|
||||
bool supports_fast_tracepoints () override;
|
||||
|
||||
int install_fast_tracepoint_jump_pad
|
||||
(CORE_ADDR tpoint, CORE_ADDR tpaddr, CORE_ADDR collector,
|
||||
CORE_ADDR lockaddr, ULONGEST orig_size, CORE_ADDR *jump_entry,
|
||||
CORE_ADDR *trampoline, ULONGEST *trampoline_size,
|
||||
unsigned char *jjump_pad_insn, ULONGEST *jjump_pad_insn_size,
|
||||
CORE_ADDR *adjusted_insn_addr, CORE_ADDR *adjusted_insn_addr_end,
|
||||
char *err) override;
|
||||
|
||||
int get_min_fast_tracepoint_insn_len () override;
|
||||
|
||||
protected:
|
||||
|
||||
void low_arch_setup () override;
|
||||
|
@ -1525,19 +1537,26 @@ i386_install_fast_tracepoint_jump_pad (CORE_ADDR tpoint, CORE_ADDR tpaddr,
|
|||
return 0;
|
||||
}
|
||||
|
||||
static int
|
||||
x86_install_fast_tracepoint_jump_pad (CORE_ADDR tpoint, CORE_ADDR tpaddr,
|
||||
CORE_ADDR collector,
|
||||
CORE_ADDR lockaddr,
|
||||
ULONGEST orig_size,
|
||||
CORE_ADDR *jump_entry,
|
||||
CORE_ADDR *trampoline,
|
||||
ULONGEST *trampoline_size,
|
||||
unsigned char *jjump_pad_insn,
|
||||
ULONGEST *jjump_pad_insn_size,
|
||||
CORE_ADDR *adjusted_insn_addr,
|
||||
CORE_ADDR *adjusted_insn_addr_end,
|
||||
char *err)
|
||||
bool
|
||||
x86_target::supports_fast_tracepoints ()
|
||||
{
|
||||
return true;
|
||||
}
|
||||
|
||||
int
|
||||
x86_target::install_fast_tracepoint_jump_pad (CORE_ADDR tpoint,
|
||||
CORE_ADDR tpaddr,
|
||||
CORE_ADDR collector,
|
||||
CORE_ADDR lockaddr,
|
||||
ULONGEST orig_size,
|
||||
CORE_ADDR *jump_entry,
|
||||
CORE_ADDR *trampoline,
|
||||
ULONGEST *trampoline_size,
|
||||
unsigned char *jjump_pad_insn,
|
||||
ULONGEST *jjump_pad_insn_size,
|
||||
CORE_ADDR *adjusted_insn_addr,
|
||||
CORE_ADDR *adjusted_insn_addr_end,
|
||||
char *err)
|
||||
{
|
||||
#ifdef __x86_64__
|
||||
if (is_64bit_tdesc ())
|
||||
|
@ -1566,8 +1585,8 @@ x86_install_fast_tracepoint_jump_pad (CORE_ADDR tpoint, CORE_ADDR tpaddr,
|
|||
/* Return the minimum instruction length for fast tracepoints on x86/x86-64
|
||||
architectures. */
|
||||
|
||||
static int
|
||||
x86_get_min_fast_tracepoint_insn_len (void)
|
||||
int
|
||||
x86_target::get_min_fast_tracepoint_insn_len ()
|
||||
{
|
||||
static int warned_about_fast_tracepoints = 0;
|
||||
|
||||
|
@ -2971,9 +2990,7 @@ x86_get_ipa_tdesc_idx (void)
|
|||
|
||||
struct linux_target_ops the_low_target =
|
||||
{
|
||||
x86_install_fast_tracepoint_jump_pad,
|
||||
x86_emit_ops,
|
||||
x86_get_min_fast_tracepoint_insn_len,
|
||||
x86_supports_range_stepping,
|
||||
x86_supports_hardware_single_step,
|
||||
x86_get_syscall_trapinfo,
|
||||
|
|
|
@ -329,9 +329,7 @@ xtensa_target::get_regs_info ()
|
|||
}
|
||||
|
||||
struct linux_target_ops the_low_target = {
|
||||
NULL, /* install_fast_tracepoint_jump_pad */
|
||||
NULL, /* emit_ops */
|
||||
NULL, /* get_min_fast_tracepoint_insn_len */
|
||||
NULL, /* supports_range_stepping */
|
||||
xtensa_supports_hardware_single_step,
|
||||
};
|
||||
|
|
Loading…
Reference in New Issue