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cli: Remove deprecated '-singlestep' command line option 

This option has been deprecated before the 8.1 release,
in commit 12fd0f41d0 ("Document that -singlestep command
line option is deprecated"). Time to drop it.

Inspired-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-ID: <20240117151430.29235-4-philmd@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
master
Philippe Mathieu-Daudé 2024-01-17 16:14:30 +01:00 committed by Thomas Huth
parent 97b6e1d35f
commit c61a0d31f8
7 changed files with 20 additions and 52 deletions
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3
bsd-user/main.c
View File

@ -163,7 +163,6 @@ static void usage(void)
" (use '-d help' for a list of log items)\n"
"-D logfile write logs to 'logfile' (default stderr)\n"
"-one-insn-per-tb run with one guest instruction per emulated TB\n"
"-singlestep deprecated synonym for -one-insn-per-tb\n"
"-strace log system calls\n"
"-trace [[enable=]<pattern>][,events=<file>][,file=<file>]\n"
" specify tracing options\n"
@ -391,7 +390,7 @@ int main(int argc, char **argv)
(void) envlist_unsetenv(envlist, "LD_PRELOAD");
} else if (!strcmp(r, "seed")) {
seed_optarg = optarg;
} else if (!strcmp(r, "singlestep") || !strcmp(r, "one-insn-per-tb")) {
} else if (!strcmp(r, "one-insn-per-tb")) {
opt_one_insn_per_tb = true;
} else if (!strcmp(r, "strace")) {
do_strace = 1;

17
docs/about/deprecated.rst
View File

@ -63,23 +63,6 @@ as short-form boolean values, and passed to plugins as ``arg_name=on``.
However, short-form booleans are deprecated and full explicit ``arg_name=on``
form is preferred.
``-singlestep`` (since 8.1)
'''''''''''''''''''''''''''
The ``-singlestep`` option has been turned into an accelerator property,
and given a name that better reflects what it actually does.
Use ``-accel tcg,one-insn-per-tb=on`` instead.
User-mode emulator command line arguments
-----------------------------------------
``-singlestep`` (since 8.1)
'''''''''''''''''''''''''''
The ``-singlestep`` option has been given a name that better reflects
what it actually does. For both linux-user and bsd-user, use the
new ``-one-insn-per-tb`` option instead.
QEMU Machine Protocol (QMP) commands
------------------------------------

18
docs/about/removed-features.rst
View File

@ -482,6 +482,24 @@ Use ``-run-with async-teardown=on`` instead.
Use ``-run-with chroot=dir`` instead.
``-singlestep`` (removed in 9.0)
''''''''''''''''''''''''''''''''
The ``-singlestep`` option has been turned into an accelerator property,
and given a name that better reflects what it actually does.
Use ``-accel tcg,one-insn-per-tb=on`` instead.
User-mode emulator command line arguments
-----------------------------------------
``-singlestep`` (removed in 9.0)
''''''''''''''''''''''''''''''''
The ``-singlestep`` option has been given a name that better reflects
what it actually does. For both linux-user and bsd-user, use the
``-one-insn-per-tb`` option instead.
QEMU Machine Protocol (QMP) commands
------------------------------------

6
docs/user/main.rst
View File

@ -98,9 +98,6 @@ Debug options:
This slows down emulation a lot, but can be useful in some situations,
such as when trying to analyse the logs produced by the ``-d`` option.
``-singlestep``
This is a deprecated synonym for the ``-one-insn-per-tb`` option.
Environment variables:
QEMU_STRACE
@ -251,6 +248,3 @@ Debug options:
Run the emulation with one guest instruction per translation block.
This slows down emulation a lot, but can be useful in some situations,
such as when trying to analyse the logs produced by the ``-d`` option.
``-singlestep``
This is a deprecated synonym for the ``-one-insn-per-tb`` option.

2
linux-user/main.c
View File

@ -500,8 +500,6 @@ static const struct qemu_argument arg_table[] = {
{"one-insn-per-tb",
"QEMU_ONE_INSN_PER_TB", false, handle_arg_one_insn_per_tb,
"", "run with one guest instruction per emulated TB"},
{"singlestep", "QEMU_SINGLESTEP", false, handle_arg_one_insn_per_tb,
"", "deprecated synonym for -one-insn-per-tb"},
{"strace", "QEMU_STRACE", false, handle_arg_strace,
"", "log system calls"},
{"seed", "QEMU_RAND_SEED", true, handle_arg_seed,

8
qemu-options.hx
View File

@ -4359,14 +4359,6 @@ SRST
from a script.
ERST
DEF("singlestep", 0, QEMU_OPTION_singlestep, \
"-singlestep deprecated synonym for -accel tcg,one-insn-per-tb=on\n", QEMU_ARCH_ALL)
SRST
``-singlestep``
This is a deprecated synonym for the TCG accelerator property
``one-insn-per-tb``.
ERST
DEF("preconfig", 0, QEMU_OPTION_preconfig, \
"--preconfig pause QEMU before machine is initialized (experimental)\n",
QEMU_ARCH_ALL)

18
system/vl.c
View File

@ -181,7 +181,6 @@ static const char *log_file;
static bool list_data_dirs;
static const char *qtest_chrdev;
static const char *qtest_log;
static bool opt_one_insn_per_tb;
static int has_defaults = 1;
static int default_audio = 1;
@ -2308,19 +2307,7 @@ static int do_configure_accelerator(void *opaque, QemuOpts *opts, Error **errp)
qemu_opt_foreach(opts, accelerator_set_property,
accel,
&error_fatal);
/*
* If legacy -singlestep option is set, honour it for TCG and
* silently ignore for any other accelerator (which is how this
* option has always behaved).
*/
if (opt_one_insn_per_tb) {
/*
* This will always succeed for TCG, and we want to ignore
* the error from trying to set a nonexistent property
* on any other accelerator.
*/
object_property_set_bool(OBJECT(accel), "one-insn-per-tb", true, NULL);
}
ret = accel_init_machine(accel, current_machine);
if (ret < 0) {
if (!qtest_with_kvm || ret != -ENOENT) {
@ -3057,9 +3044,6 @@ void qemu_init(int argc, char **argv)
case QEMU_OPTION_bios:
qdict_put_str(machine_opts_dict, "firmware", optarg);
break;
case QEMU_OPTION_singlestep:
opt_one_insn_per_tb = true;
break;
case QEMU_OPTION_S:
autostart = 0;
break;