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From: Hui Zhu <teawater@gmail.com>
Date: Sun, 30 Aug 2009 03:09:00 -0000
Message-ID: <daef60380908292003n208cd9e2q8f9db45e918000f0@mail.gmail.com>
Subject: Re: [RFA/Prec] Add signal support for process record
To: gdb-patches ml <gdb-patches@sourceware.org>
Cc: Michael Snyder <msnyder@vmware.com>, Anthony Green <green@moxielogic.com>
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This code can be use to test this patch.

Thanks,
Hui

On Thu, Aug 27, 2009 at 23:35, Hui Zhu<teawater@gmail.com> wrote:
> Hi guys,
>
> I found that prec with signal has some bugs and support is not very
> well. =A0So I make a patch for it.
> What it include is:
> 1. Fix the bug in record_wait, it always send the same sig to the
> resume, it will make sig send to inferior again and agin.
> 2. Add a new argument sig to arch interface "process_record". =A0Then
> each arch can handle with sig with itself. =A0With linux,
> TARGET_SIGNAL_0 means not send a sig. =A0Update the each process_record
> of i386 and moxie.
> 3. =A0Add a new interface i386_signal_record in i386 to let each taget
> can add code to handle sig.
>
> Please post your comments about it. =A0Thanks a lot. =A0:)
>
> Hui
>
> 2009-08-27 =A0Hui Zhu =A0<teawater@gmail.com>
>
> =A0 =A0 =A0 =A0* gdbarch.sh (process_record): Add a argument "siggnal".
> =A0 =A0 =A0 =A0* record.c (record_message): Ditto.
> =A0 =A0 =A0 =A0(record_wait): Set record_resume_siggnal to TARGET_SIGNAL_=
0.
> =A0 =A0 =A0 =A0Change the last argument of record_beneath_to_resume to
> =A0 =A0 =A0 =A0TARGET_SIGNAL_0.
> =A0 =A0 =A0 =A0* i386-tdep.c (i386_process_record): Add a argument "siggn=
al".
> =A0 =A0 =A0 =A0Call "i386_signal_record".
> =A0 =A0 =A0 =A0* i386-tdep.h (gdbarch_tdep): Add i386_signal_record.
> =A0 =A0 =A0 =A0* i386-linux-tdep.c (i386_linux_all_register_record): New
> =A0 =A0 =A0 =A0function.
> =A0 =A0 =A0 =A0(i386_linux_intx80_sysenter_record): Call
> =A0 =A0 =A0 =A0"i386_linux_all_register_record" if the syscall is
> =A0 =A0 =A0 =A0sys_sigreturn or sys_rt_sigreturn.
> =A0 =A0 =A0 =A0(i386_linux_signal_record): New function.
> =A0 =A0 =A0 =A0(i386_linux_init_abi): Set tdep->i386_signal_record to
> =A0 =A0 =A0 =A0i386_linux_signal_record.
> =A0 =A0 =A0 =A0* amd64-linux-tdep.c (amd64_linux_all_register_record): New
> =A0 =A0 =A0 =A0function.
> =A0 =A0 =A0 =A0(amd64_linux_syscall_record): Call
> =A0 =A0 =A0 =A0"amd64_linux_all_register_record" if syscall is
> =A0 =A0 =A0 =A0sys_rt_sigreturn.
> =A0 =A0 =A0 =A0(amd64_linux_signal_record): New function.
> =A0 =A0 =A0 =A0(amd64_linux_init_abi): Set tdep->i386_signal_record to
> =A0 =A0 =A0 =A0amd64_linux_signal_record.
> =A0 =A0 =A0 =A0* moxie-tdep.c (moxie_process_record): Add a argument
> =A0 =A0 =A0 =A0"siggnal".
>
> ---
> =A0amd64-linux-tdep.c | =A0 63 ++++++++++++++++++++++++++++++++++++++++++=
++++++++++-
> =A0gdbarch.c =A0 =A0 =A0 =A0 =A0| =A0 =A04 +--
> =A0gdbarch.h =A0 =A0 =A0 =A0 =A0| =A0 =A04 +--
> =A0gdbarch.sh =A0 =A0 =A0 =A0 | =A0 =A02 -
> =A0i386-linux-tdep.c =A0| =A0 51 ++++++++++++++++++++++++++++++++++++++++=
++
> =A0i386-tdep.c =A0 =A0 =A0 =A0| =A0 21 +++++++++++++++--
> =A0i386-tdep.h =A0 =A0 =A0 =A0| =A0 =A06 ++++-
> =A0moxie-tdep.c =A0 =A0 =A0 | =A0 =A07 +++--
> =A0record.c =A0 =A0 =A0 =A0 =A0 | =A0 10 +++++---
> =A09 files changed, 152 insertions(+), 16 deletions(-)
>
> --- a/amd64-linux-tdep.c
> +++ b/amd64-linux-tdep.c
> @@ -275,6 +275,47 @@ static struct linux_record_tdep amd64_li
> =A0#define RECORD_ARCH_GET_GS =A0 =A0 0x1004
>
> =A0static int
> +amd64_linux_all_register_record (struct regcache *regcache)
> +{
> + =A0if (record_arch_list_add_reg (regcache, AMD64_RAX_REGNUM))
> + =A0 =A0return -1;
> + =A0if (record_arch_list_add_reg (regcache, AMD64_RCX_REGNUM))
> + =A0 =A0return -1;
> + =A0if (record_arch_list_add_reg (regcache, AMD64_RDX_REGNUM))
> + =A0 =A0return -1;
> + =A0if (record_arch_list_add_reg (regcache, AMD64_RBX_REGNUM))
> + =A0 =A0return -1;
> + =A0if (record_arch_list_add_reg (regcache, AMD64_RSP_REGNUM))
> + =A0 =A0return -1;
> + =A0if (record_arch_list_add_reg (regcache, AMD64_RBP_REGNUM))
> + =A0 =A0return -1;
> + =A0if (record_arch_list_add_reg (regcache, AMD64_RSI_REGNUM))
> + =A0 =A0return -1;
> + =A0if (record_arch_list_add_reg (regcache, AMD64_RDI_REGNUM))
> + =A0 =A0return -1;
> + =A0if (record_arch_list_add_reg (regcache, AMD64_R8_REGNUM))
> + =A0 =A0return -1;
> + =A0if (record_arch_list_add_reg (regcache, AMD64_R9_REGNUM))
> + =A0 =A0return -1;
> + =A0if (record_arch_list_add_reg (regcache, AMD64_R10_REGNUM))
> + =A0 =A0return -1;
> + =A0if (record_arch_list_add_reg (regcache, AMD64_R11_REGNUM))
> + =A0 =A0return -1;
> + =A0if (record_arch_list_add_reg (regcache, AMD64_R12_REGNUM))
> + =A0 =A0return -1;
> + =A0if (record_arch_list_add_reg (regcache, AMD64_R13_REGNUM))
> + =A0 =A0return -1;
> + =A0if (record_arch_list_add_reg (regcache, AMD64_R14_REGNUM))
> + =A0 =A0return -1;
> + =A0if (record_arch_list_add_reg (regcache, AMD64_R15_REGNUM))
> + =A0 =A0return -1;
> + =A0if (record_arch_list_add_reg (regcache, AMD64_EFLAGS_REGNUM))
> + =A0 =A0return -1;
> +
> + =A0return 0;
> +}
> +
> +static int
> =A0amd64_linux_syscall_record (struct regcache *regcache)
> =A0{
> =A0 int ret, num =3D -1;
> @@ -347,7 +388,9 @@ amd64_linux_syscall_record (struct regca
> =A0 =A0 =A0 break;
> =A0 =A0 =A0 /* sys_rt_sigreturn */
> =A0 =A0 case 15:
> - =A0 =A0 =A0num =3D 173;
> + =A0 =A0 =A0if (amd64_linux_all_register_record (regcache))
> + =A0 =A0 =A0 =A0return -1;
> + =A0 =A0 =A0return 0;
> =A0 =A0 =A0 break;
> =A0 =A0 =A0 /* sys_ioctl */
> =A0 =A0 case 16:
> @@ -1384,6 +1427,22 @@ amd64_linux_syscall_record (struct regca
> =A0 return 0;
> =A0}
>
> +static int
> +amd64_linux_signal_record (struct regcache *regcache,
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 enum target_signal =
signal)
> +{
> + =A0if (signal =3D=3D TARGET_SIGNAL_0)
> + =A0 =A0return 100;
> +
> + =A0if (amd64_linux_all_register_record (regcache))
> + =A0 =A0return -1;
> +
> + =A0if (record_arch_list_add_reg (regcache, AMD64_RIP_REGNUM))
> + =A0 =A0return -1;
> +
> + =A0return 0;
> +}
> +
> =A0static void
> =A0amd64_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarc=
h)
> =A0{
> @@ -1599,6 +1658,8 @@ amd64_linux_init_abi (struct gdbarch_inf
> =A0 amd64_linux_record_tdep.arg6 =3D AMD64_R9_REGNUM;
>
> =A0 tdep->i386_syscall_record =3D amd64_linux_syscall_record;
> +
> + =A0tdep->i386_signal_record =3D amd64_linux_signal_record;
> =A0}
>
>
> --- a/gdbarch.c
> +++ b/gdbarch.c
> @@ -3282,13 +3282,13 @@ gdbarch_process_record_p (struct gdbarch
> =A0}
>
> =A0int
> -gdbarch_process_record (struct gdbarch *gdbarch, struct regcache
> *regcache, CORE_ADDR addr)
> +gdbarch_process_record (struct gdbarch *gdbarch, struct regcache
> *regcache, CORE_ADDR addr, enum target_signal siggnal)
> =A0{
> =A0 gdb_assert (gdbarch !=3D NULL);
> =A0 gdb_assert (gdbarch->process_record !=3D NULL);
> =A0 if (gdbarch_debug >=3D 2)
> =A0 =A0 fprintf_unfiltered (gdb_stdlog, "gdbarch_process_record called\n"=
);
> - =A0return gdbarch->process_record (gdbarch, regcache, addr);
> + =A0return gdbarch->process_record (gdbarch, regcache, addr, siggnal);
> =A0}
>
> =A0void
> --- a/gdbarch.h
> +++ b/gdbarch.h
> @@ -817,8 +817,8 @@ extern void set_gdbarch_sofun_address_ma
>
> =A0extern int gdbarch_process_record_p (struct gdbarch *gdbarch);
>
> -typedef int (gdbarch_process_record_ftype) (struct gdbarch *gdbarch,
> struct regcache *regcache, CORE_ADDR addr);
> -extern int gdbarch_process_record (struct gdbarch *gdbarch, struct
> regcache *regcache, CORE_ADDR addr);
> +typedef int (gdbarch_process_record_ftype) (struct gdbarch *gdbarch,
> struct regcache *regcache, CORE_ADDR addr, enum target_signal
> siggnal);
> +extern int gdbarch_process_record (struct gdbarch *gdbarch, struct
> regcache *regcache, CORE_ADDR addr, enum target_signal siggnal);
> =A0extern void set_gdbarch_process_record (struct gdbarch *gdbarch,
> gdbarch_process_record_ftype *process_record);
>
> =A0/* Signal translation: translate inferior's signal (host's) number into
> --- a/gdbarch.sh
> +++ b/gdbarch.sh
> @@ -707,7 +707,7 @@ v:int:sofun_address_maybe_missing:::0:0:
> =A0# the registers REGCACHE and memory ranges that will be affected when
> =A0# the instruction executes, along with their current values.
> =A0# Return -1 if something goes wrong, 0 otherwise.
> -M:int:process_record:struct regcache *regcache, CORE_ADDR addr:regcache,=
 addr
> +M:int:process_record:struct regcache *regcache, CORE_ADDR addr, enum
> target_signal siggnal:regcache, addr, siggnal
>
> =A0# Signal translation: translate inferior's signal (host's) number into
> =A0# GDB's representation.
> --- a/i386-linux-tdep.c
> +++ b/i386-linux-tdep.c
> @@ -364,6 +364,31 @@ i386_linux_write_pc (struct regcache *re
> =A0static struct linux_record_tdep i386_linux_record_tdep;
>
> =A0static int
> +i386_linux_all_register_record (struct regcache *regcache)
> +{
> + =A0if (record_arch_list_add_reg (regcache, I386_EAX_REGNUM))
> + =A0 =A0return -1;
> + =A0if (record_arch_list_add_reg (regcache, I386_ECX_REGNUM))
> + =A0 =A0return -1;
> + =A0if (record_arch_list_add_reg (regcache, I386_EDX_REGNUM))
> + =A0 =A0return -1;
> + =A0if (record_arch_list_add_reg (regcache, I386_EBX_REGNUM))
> + =A0 =A0return -1;
> + =A0if (record_arch_list_add_reg (regcache, I386_ESP_REGNUM))
> + =A0 =A0return -1;
> + =A0if (record_arch_list_add_reg (regcache, I386_EBP_REGNUM))
> + =A0 =A0return -1;
> + =A0if (record_arch_list_add_reg (regcache, I386_ESI_REGNUM))
> + =A0 =A0return -1;
> + =A0if (record_arch_list_add_reg (regcache, I386_EDI_REGNUM))
> + =A0 =A0return -1;
> + =A0if (record_arch_list_add_reg (regcache, I386_EFLAGS_REGNUM))
> + =A0 =A0return -1;
> +
> + =A0return 0;
> +}
> +
> +static int
> =A0i386_linux_intx80_sysenter_record (struct regcache *regcache)
> =A0{
> =A0 int ret;
> @@ -378,6 +403,14 @@ i386_linux_intx80_sysenter_record (struc
> =A0 =A0 =A0 return -1;
> =A0 =A0 }
>
> + =A0if (tmpu32 =3D=3D 119 || tmpu32 =3D=3D 173)
> + =A0 =A0{
> + =A0 =A0 =A0/* sys_sigreturn sys_rt_sigreturn */
> + =A0 =A0 =A0if (i386_linux_all_register_record (regcache))
> + =A0 =A0 =A0 =A0return -1;
> + =A0 =A0 =A0return 0;
> + =A0 =A0}
> +
> =A0 ret =3D record_linux_system_call (tmpu32, regcache,
> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0&i386_=
linux_record_tdep);
> =A0 if (ret)
> @@ -389,6 +422,22 @@ i386_linux_intx80_sysenter_record (struc
>
> =A0 return 0;
> =A0}
> +
> +static int
> +i386_linux_signal_record (struct regcache *regcache,
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0enum target_signal s=
ignal)
> +{
> + =A0if (signal =3D=3D TARGET_SIGNAL_0)
> + =A0 =A0return 100;
> +
> + =A0if (i386_linux_all_register_record (regcache))
> + =A0 =A0return -1;
> +
> + =A0if (record_arch_list_add_reg (regcache, I386_EIP_REGNUM))
> + =A0 =A0return -1;
> +
> + =A0return 0;
> +}
>
>
> =A0/* The register sets used in GNU/Linux ELF core-dumps are identical to
> @@ -647,6 +696,8 @@ i386_linux_init_abi (struct gdbarch_info
> =A0 tdep->i386_intx80_record =3D i386_linux_intx80_sysenter_record;
> =A0 tdep->i386_sysenter_record =3D i386_linux_intx80_sysenter_record;
>
> + =A0tdep->i386_signal_record =3D i386_linux_signal_record;
> +
> =A0 /* N_FUN symbols in shared libaries have 0 for their values and need
> =A0 =A0 =A0to be relocated. */
> =A0 set_gdbarch_sofun_address_maybe_missing (gdbarch, 1);
> --- a/i386-tdep.c
> +++ b/i386-tdep.c
> @@ -3205,7 +3205,7 @@ i386_record_push (struct i386_record_s *
>
> =A0int
> =A0i386_process_record (struct gdbarch *gdbarch, struct regcache *regcach=
e,
> - =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0CORE_ADDR addr)
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0CORE_ADDR addr, enum target_sign=
al signal)
> =A0{
> =A0 int prefixes =3D 0;
> =A0 uint8_t tmpu8;
> @@ -3230,8 +3230,23 @@ i386_process_record (struct gdbarch *gdb
>
> =A0 if (record_debug > 1)
> =A0 =A0 fprintf_unfiltered (gdb_stdlog, "Process record: i386_process_rec=
ord "
> - =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 "ad=
dr =3D %s\n",
> - =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 paddress (gdbarch, ir.addr)=
);
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 "ad=
dr =3D %s signal =3D %s\n",
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 paddress (gdbarch, ir.addr),
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0target_signal_to_name (s=
ignal));
> +
> + =A0if (gdbarch_tdep (gdbarch)->i386_signal_record !=3D NULL)
> + =A0 =A0{
> + =A0 =A0 =A0int ret;
> +
> + =A0 =A0 =A0/* If this signal is not be handled, return 100. =A0*/
> + =A0 =A0 =A0ret =3D gdbarch_tdep (gdbarch)->i386_signal_record (ir.regca=
che, signal);
> + =A0 =A0 =A0if (ret < 100)
> + =A0 =A0 =A0 =A0{
> + =A0 =A0 =A0 =A0 =A0if (record_arch_list_add_end ())
> + =A0 =A0 =A0 =A0 =A0 =A0return -1;
> + =A0 =A0 =A0 =A0 =A0return ret;
> + =A0 =A0 =A0 =A0}
> + =A0 =A0}
>
> =A0 /* prefixes */
> =A0 while (1)
> --- a/i386-tdep.h
> +++ b/i386-tdep.h
> @@ -114,6 +114,9 @@ struct gdbarch_tdep
> =A0 /* The map for registers because the AMD64's registers order
> =A0 =A0 =A0in GDB is not same as I386 instructions. =A0*/
> =A0 const int *record_regmap;
> + =A0/* Parse signal args. =A0*/
> + =A0int (*i386_signal_record) (struct regcache *regcache,
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 enum target_sig=
nal signal);
> =A0 /* Parse intx80 args. =A0*/
> =A0 int (*i386_intx80_record) (struct regcache *regcache);
> =A0 /* Parse sysenter args. =A0*/
> @@ -261,7 +264,8 @@ extern void i386_elf_init_abi (struct gd
> =A0extern void i386_svr4_init_abi (struct gdbarch_info, struct gdbarch *);
>
> =A0extern int i386_process_record (struct gdbarch *gdbarch,
> - =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0struct r=
egcache *regcache, CORE_ADDR addr);
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0struct r=
egcache *regcache, CORE_ADDR addr,
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0enum tar=
get_signal signal);
>
>
> =A0/* Functions and variables exported from i386bsd-tdep.c. =A0*/
> --- a/moxie-tdep.c
> +++ b/moxie-tdep.c
> @@ -501,7 +501,7 @@ moxie_process_readu (CORE_ADDR addr, cha
>
> =A0int
> =A0moxie_process_record (struct gdbarch *gdbarch, struct regcache *regcac=
he,
> - =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 CORE_ADDR addr)
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 CORE_ADDR addr, enum target_sig=
nal signal)
> =A0{
> =A0 gdb_byte buf[4];
> =A0 uint16_t inst;
> @@ -510,8 +510,9 @@ moxie_process_record (struct gdbarch *gd
>
> =A0 if (record_debug > 1)
> =A0 =A0 fprintf_unfiltered (gdb_stdlog, "Process record: moxie_process_re=
cord "
> - =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 "ad=
dr =3D 0x%s\n",
> - =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 paddress (target_gdbarch, a=
ddr));
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 "ad=
dr =3D 0x%s signal =3D %s\n",
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 paddress (target_gdbarch, a=
ddr),
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 target_signal_to_name (sign=
al));
>
> =A0 inst =3D (uint16_t) moxie_process_readu (addr, buf, 2, byte_order);
>
> --- a/record.c
> +++ b/record.c
> @@ -92,6 +92,8 @@ static int record_stop_at_limit =3D 1;
> =A0static int record_insn_max_num =3D DEFAULT_RECORD_INSN_MAX_NUM;
> =A0static int record_insn_num =3D 0;
>
> +static enum target_signal record_resume_siggnal;
> +
> =A0/* The target_ops of process record. =A0*/
> =A0static struct target_ops record_ops;
>
> @@ -373,7 +375,8 @@ record_message (void *args)
>
> =A0 ret =3D gdbarch_process_record (get_regcache_arch (regcache),
> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0regcache,
> - =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 regcache_re=
ad_pc (regcache));
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 regcache_re=
ad_pc (regcache),
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0record_r=
esume_siggnal);
> =A0 if (ret > 0)
> =A0 =A0 error (_("Process record: inferior program stopped."));
> =A0 if (ret < 0)
> @@ -514,7 +517,6 @@ record_close (int quitting)
> =A0}
>
> =A0static int record_resume_step =3D 0;
> -static enum target_signal record_resume_siggnal;
> =A0static int record_resume_error;
>
> =A0static void
> @@ -606,6 +608,8 @@ record_wait (struct target_ops *ops,
> =A0 =A0 =A0 =A0 =A0ptid_t ret;
> =A0 =A0 =A0 =A0 =A0CORE_ADDR tmp_pc;
>
> + =A0 =A0 =A0 =A0 =A0record_resume_siggnal =3D TARGET_SIGNAL_0;
> +
> =A0 =A0 =A0 =A0 =A0while (1)
> =A0 =A0 =A0 =A0 =A0 =A0{
> =A0 =A0 =A0 =A0 =A0 =A0 =A0ret =3D record_beneath_to_wait (record_beneath=
_to_wait_ops,
> @@ -638,7 +642,7 @@ record_wait (struct target_ops *ops,
> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0}
> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0record_beneath_to_resume (reco=
rd_beneath_to_resume_ops,
> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =
=A0 =A0 =A0 =A0 =A0 =A0ptid, 1,
> - =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0=
 =A0 =A0 =A0 =A0 =A0 record_resume_siggnal);
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0=
 =A0 =A0 =A0 =A0 =A0 TARGET_SIGNAL_0);
> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0continue;
> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0}
> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0}
>

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