* [PATCH] tcg/tci: Remove its experimental status
@ 2021-09-20 6:23 Philippe Mathieu-Daudé
2021-09-20 6:45 ` Stefan Weil
2021-09-20 20:47 ` Richard Henderson
0 siblings, 2 replies; 3+ messages in thread
From: Philippe Mathieu-Daudé @ 2021-09-20 6:23 UTC (permalink / raw)
To: qemu-devel
Cc: Stefan Weil, Thomas Huth, Richard Henderson, Philippe Mathieu-Daudé
The following commits (released in v6.0.0) made raised the
quality of the TCI backend to the other TCG architectures,
thus is is not considerated experimental anymore:
- c6fbea47664..2f74f45e32b
- dc09f047edd..9e9acb7b348
- b6139eb0578..2fc6f16ca5e
- dbcbda2cd84..5e8892db93f
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
---
docs/about/build-platforms.rst | 4 ++--
configure | 2 +-
meson.build | 4 ++--
meson_options.txt | 2 +-
4 files changed, 6 insertions(+), 6 deletions(-)
diff --git a/docs/about/build-platforms.rst b/docs/about/build-platforms.rst
index bcb15497213..2eff89e8cba 100644
--- a/docs/about/build-platforms.rst
+++ b/docs/about/build-platforms.rst
@@ -56,8 +56,8 @@ Those hosts are officially supported, with various accelerators:
Other host architectures are not supported. It is possible to build QEMU on an
unsupported host architecture using the configure ``--enable-tcg-interpreter``
-option to enable the experimental TCI support, but note that this is very slow
-and is not recommended.
+option to enable the TCI support, but note that this is very slow and is not
+recommended.
Non-supported architectures may be removed in the future following the
:ref:`deprecation process<Deprecated features>`.
diff --git a/configure b/configure
index 1043ccce4f9..26c0d0128c0 100755
--- a/configure
+++ b/configure
@@ -1814,7 +1814,7 @@ Advanced options (experts only):
--with-trace-file=NAME Full PATH,NAME of file to store traces
Default:trace-<pid>
--disable-slirp disable SLIRP userspace network connectivity
- --enable-tcg-interpreter enable TCI (TCG with bytecode interpreter, experimental and slow)
+ --enable-tcg-interpreter enable TCI (TCG with bytecode interpreter, slow)
--enable-malloc-trim enable libc malloc_trim() for memory optimization
--oss-lib path to OSS library
--cpu=CPU Build for host CPU [$cpu]
diff --git a/meson.build b/meson.build
index 2711cbb789c..8b52675d7e8 100644
--- a/meson.build
+++ b/meson.build
@@ -249,7 +249,7 @@
if not get_option('tcg').disabled()
if cpu not in supported_cpus
if get_option('tcg_interpreter')
- warning('Unsupported CPU @0@, will use TCG with TCI (experimental and slow)'.format(cpu))
+ warning('Unsupported CPU @0@, will use TCG with TCI (slow)'.format(cpu))
else
error('Unsupported CPU @0@, try --enable-tcg-interpreter'.format(cpu))
endif
@@ -2987,7 +2987,7 @@
summary_info += {'TCG support': config_all.has_key('CONFIG_TCG')}
if config_all.has_key('CONFIG_TCG')
if get_option('tcg_interpreter')
- summary_info += {'TCG backend': 'TCI (TCG with bytecode interpreter, experimental and slow)'}
+ summary_info += {'TCG backend': 'TCI (TCG with bytecode interpreter, slow)'}
else
summary_info += {'TCG backend': 'native (@0@)'.format(cpu)}
endif
diff --git a/meson_options.txt b/meson_options.txt
index a9a9b8f4c6a..3a77a93ad7f 100644
--- a/meson_options.txt
+++ b/meson_options.txt
@@ -42,7 +42,7 @@ option('xen_pci_passthrough', type: 'feature', value: 'auto',
option('tcg', type: 'feature', value: 'auto',
description: 'TCG support')
option('tcg_interpreter', type: 'boolean', value: false,
- description: 'TCG with bytecode interpreter (experimental and slow)')
+ description: 'TCG with bytecode interpreter (slow)')
option('cfi', type: 'boolean', value: 'false',
description: 'Control-Flow Integrity (CFI)')
option('cfi_debug', type: 'boolean', value: 'false',
--
2.31.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH] tcg/tci: Remove its experimental status
2021-09-20 6:23 [PATCH] tcg/tci: Remove its experimental status Philippe Mathieu-Daudé
@ 2021-09-20 6:45 ` Stefan Weil
2021-09-20 20:47 ` Richard Henderson
1 sibling, 0 replies; 3+ messages in thread
From: Stefan Weil @ 2021-09-20 6:45 UTC (permalink / raw)
To: Philippe Mathieu-Daudé, qemu-devel; +Cc: Thomas Huth, Richard Henderson
Am 20.09.21 um 08:23 schrieb Philippe Mathieu-Daudé:
> The following commits (released in v6.0.0) made raised the
> quality of the TCI backend to the other TCG architectures,
> thus is is not considerated experimental anymore:
> - c6fbea47664..2f74f45e32b
> - dc09f047edd..9e9acb7b348
> - b6139eb0578..2fc6f16ca5e
> - dbcbda2cd84..5e8892db93f
>
> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
> ---
> docs/about/build-platforms.rst | 4 ++--
> configure | 2 +-
> meson.build | 4 ++--
> meson_options.txt | 2 +-
> 4 files changed, 6 insertions(+), 6 deletions(-)
>
> diff --git a/docs/about/build-platforms.rst b/docs/about/build-platforms.rst
> index bcb15497213..2eff89e8cba 100644
> --- a/docs/about/build-platforms.rst
> +++ b/docs/about/build-platforms.rst
> @@ -56,8 +56,8 @@ Those hosts are officially supported, with various accelerators:
>
> Other host architectures are not supported. It is possible to build QEMU on an
> unsupported host architecture using the configure ``--enable-tcg-interpreter``
> -option to enable the experimental TCI support, but note that this is very slow
> -and is not recommended.
> +option to enable the TCI support, but note that this is very slow and is not
> +recommended.
Maybe "recommended for normal use." or a similar statement?
Reviewed-by: Stefan Weil <sw@weilnetz.de>
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] tcg/tci: Remove its experimental status
2021-09-20 6:23 [PATCH] tcg/tci: Remove its experimental status Philippe Mathieu-Daudé
2021-09-20 6:45 ` Stefan Weil
@ 2021-09-20 20:47 ` Richard Henderson
1 sibling, 0 replies; 3+ messages in thread
From: Richard Henderson @ 2021-09-20 20:47 UTC (permalink / raw)
To: Philippe Mathieu-Daudé, qemu-devel; +Cc: Stefan Weil, Thomas Huth
On 9/19/21 11:23 PM, Philippe Mathieu-Daudé wrote:
> Other host architectures are not supported. It is possible to build QEMU on an
> unsupported host architecture using the configure ``--enable-tcg-interpreter``
> -option to enable the experimental TCI support, but note that this is very slow
> -and is not recommended.
> +option to enable the TCI support, but note that this is very slow and is not
> +recommended.
This could be possible for sysemu, I suppose, but not for user-only. We require
host-specific support for signal handling, at minimum.
r~
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2021-09-20 20:48 UTC | newest]
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2021-09-20 6:23 [PATCH] tcg/tci: Remove its experimental status Philippe Mathieu-Daudé
2021-09-20 6:45 ` Stefan Weil
2021-09-20 20:47 ` Richard Henderson
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