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[83.57.168.62]) by smtp.gmail.com with ESMTPSA id t17sm3138529wmq.13.2021.11.06.04.14.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 06 Nov 2021 04:14:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=sender:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=tTcXNGWKRza87XKImQt6K3icJ0I/BqQ9EWb0BFs0g20=; b=SnCbX1lvh7Hf40D4EklqSftfL3SANd4Qp4v4XKGArCxLzDzT6Kgnwrw7uJayYEIGmp EZ5RmaCOi+RdnzUO/FMHYBK/oi1XQ1yxXBxLxPZNN/SKdhndrJFfsklQWT9iPBbvaLZF RfJ5tU3B7cnCUheiECBilbb1w3UeD5mq6C4nTfM0bFYxPQpUfR0ww4ubqlyT29rqbekI MAUQfvcI+2h8z628I3/Bfz28bPpma7I7x+TVSbw7TXWtaRZaZbJb4Y2J2HhYL2jJ5o+D iZ3+ycRbsYmYY365zKL4NwnE5n84CE1kQcxmFb5SHW4+8PKTRIMNK2ySdpGHe0PL2IeQ djWw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :mime-version:content-transfer-encoding; bh=tTcXNGWKRza87XKImQt6K3icJ0I/BqQ9EWb0BFs0g20=; b=mmROa/59dorBQjMbHWbsmiqchK5tVmkxtjRrOm/vpMiS1yH7WSrG3ze3Se+/1+ddEp ZzGevyBnPRuJ4+Uia2GXvmjYT1vW8WXUjRaHgliDFIZVz0uCT3nZlajouLY7oLrxOQMf NyvgwNFh4j8Vyw+LVG43fPe0R63AGkccE//dsqsB83KRiXVFX7yLkdLITDhksnAkikYN AvviJvD1uZA7mDM8Ij2qs0B6jKKoDemXHvaq9xffcnpEQfDDElDnVqqNHDHTxvaQwlNF KCCEqTCJeR39QzTVxZw0HkaubNiNkZymkUDBbwIGwPqg4p+ztjE7/ajva23YmfPaSj+/ TS1w== X-Gm-Message-State: AOAM530NzIu3nm8ewmSxVSfRDGRPGr5m8LVyrSZROwaC97IWGpAsyc/l ewnsyDcLhaXv8/Lk7pndeoA= X-Google-Smtp-Source: ABdhPJzddH+2+Yx8vbx1WVGRWB7m8CiuwHrQP0pt78vB31nFYjzfVANyx0tdKb327AYQsgzG92fmKw== X-Received: by 2002:a7b:c8d5:: with SMTP id f21mr36218629wml.146.1636197298640; Sat, 06 Nov 2021 04:14:58 -0700 (PDT) Sender: =?UTF-8?Q?Philippe_Mathieu=2DDaud=C3=A9?= From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Richard Henderson , Stefan Weil , qemu-trivial@nongnu.org, Thomas Huth , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH v2] tcg: Remove TCI experimental status Date: Sat, 6 Nov 2021 12:14:57 +0100 Message-Id: <20211106111457.517546-1-f4bug@amsat.org> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @gmail.com) X-ZM-MESSAGEID: 1636197302269100001 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-Daud=C3=A9 --- v2: - rebase - precise sysemu/user (Richard) Supersedes: <20210920062306.2723797-1-f4bug@amsat.org> --- docs/about/build-platforms.rst | 10 ++++++---- meson.build | 4 ++-- meson_options.txt | 2 +- scripts/meson-buildoptions.sh | 3 +-- 4 files changed, 10 insertions(+), 9 deletions(-) diff --git a/docs/about/build-platforms.rst b/docs/about/build-platforms.rst index bcb15497213..c29a4b8fe64 100644 --- a/docs/about/build-platforms.rst +++ b/docs/about/build-platforms.rst @@ -54,10 +54,12 @@ Those hosts are officially supported, with various acce= lerators: * - x86 - hax, hvf (64 bit only), kvm, nvmm, tcg, whpx (64 bit only), xen =20 -Other host architectures are not supported. It is possible to build QEMU o= n an -unsupported host architecture using the configure ``--enable-tcg-interpret= er`` -option to enable the experimental TCI support, but note that this is very = slow -and is not recommended. +Other host architectures are not supported. It is possible to build QEMU s= ystem +emulation on an unsupported host architecture using the configure +``--enable-tcg-interpreter`` option to enable the TCI support, but note th= at +this is very slow and is not recommended for normal use. QEMU user emulati= on +requires host-specific support for signal handling, therefore TCI won't he= lp +on unsupported host architectures. =20 Non-supported architectures may be removed in the future following the :ref:`deprecation process`. diff --git a/meson.build b/meson.build index 47df10afc21..16de7103d69 100644 --- a/meson.build +++ b/meson.build @@ -331,7 +331,7 @@ 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 an= d slow)'.format(cpu)) + warning('Unsupported CPU @0@, will use TCG with TCI (slow)'.format(c= pu)) else error('Unsupported CPU @0@, try --enable-tcg-interpreter'.format(cpu= )) endif @@ -3286,7 +3286,7 @@ summary_info +=3D {'TCG support': config_all.has_key('CONFIG_TCG')} if config_all.has_key('CONFIG_TCG') if get_option('tcg_interpreter') - summary_info +=3D {'TCG backend': 'TCI (TCG with bytecode interprete= r, experimental and slow)'} + summary_info +=3D {'TCG backend': 'TCI (TCG with bytecode interprete= r, slow)'} else summary_info +=3D {'TCG backend': 'native (@0@)'.format(cpu)} endif diff --git a/meson_options.txt b/meson_options.txt index e740dce2a51..411952bc91a 100644 --- a/meson_options.txt +++ b/meson_options.txt @@ -59,7 +59,7 @@ option('xen_pci_passthrough', type: 'feature', value: 'au= to', 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', diff --git a/scripts/meson-buildoptions.sh b/scripts/meson-buildoptions.sh index 55b8a785600..45e1f2e20da 100644 --- a/scripts/meson-buildoptions.sh +++ b/scripts/meson-buildoptions.sh @@ -13,8 +13,7 @@ meson_options_help() { printf "%s\n" ' jemalloc/system/tcmalloc)' printf "%s\n" ' --enable-slirp[=3DCHOICE] Whether and how to find the = slirp library' printf "%s\n" ' (choices: auto/disabled/enable= d/internal/system)' - printf "%s\n" ' --enable-tcg-interpreter TCG with bytecode interpreter = (experimental and' - printf "%s\n" ' slow)' + printf "%s\n" ' --enable-tcg-interpreter TCG with bytecode interpreter = (slow)' printf "%s\n" ' --enable-trace-backends=3DCHOICE' printf "%s\n" ' Set available tracing backends= [log] (choices:' printf "%s\n" ' dtrace/ftrace/log/nop/simple/s= yslog/ust)' --=20 2.31.1