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Re: [Qemu-devel] [PATCH v4 12/23] acpi: add rules to compile ASL source
From: |
Laszlo Ersek |
Subject: |
Re: [Qemu-devel] [PATCH v4 12/23] acpi: add rules to compile ASL source |
Date: |
Mon, 23 Sep 2013 15:44:02 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130912 Thunderbird/17.0.9 |
On 09/23/13 15:39, Michael S. Tsirkin wrote:
> On Mon, Sep 23, 2013 at 02:36:41PM +0200, Paolo Bonzini wrote:
>> Il 22/09/2013 15:37, Michael S. Tsirkin ha scritto:
>>> Detect presence of IASL compiler and use it
>>> to process ASL source. If not there, use pre-compiled
>>> files in-tree. Add script to update the in-tree files.
>>>
>>> Note: distros are known to silently update iasl
>>> so detect correct iasl flags for the installed version on each run as
>>> opposed to at configure time.
>>
>> This is not any different from a C compiler, which is likely updated
>> much much more often than iasl.
>
> Yes but it's not a theoretical issue:
> we did catch iasl changing flags semantics on the fly, once.
>
> I think compilers don't do this as a norm :)
(Fully tangentially... gcc and clang emit warnings for a new set of code
constructs every other week. When combined with -Werror, it's super
annoying; valid and intentional code can stop to build unexpectedly.
Good thing we have --disable-werror for this.)
Laszlo
- [Qemu-devel] [PATCH v4 04/23] qom: add pointer to int property helpers, (continued)
- [Qemu-devel] [PATCH v4 04/23] qom: add pointer to int property helpers, Michael S. Tsirkin, 2013/09/22
- [Qemu-devel] [PATCH v4 05/23] fw_cfg: interface to trigger callback on read, Michael S. Tsirkin, 2013/09/22
- [Qemu-devel] [PATCH v4 06/23] loader: support for unmapped ROM blobs, Michael S. Tsirkin, 2013/09/22
- [Qemu-devel] [PATCH v4 07/23] pcie_host: expose UNMAPPED macro, Michael S. Tsirkin, 2013/09/22
- [Qemu-devel] [PATCH v4 08/23] pcie_host: expose address format, Michael S. Tsirkin, 2013/09/22
- [Qemu-devel] [PATCH v4 09/23] q35: use macro for MCFG property name, Michael S. Tsirkin, 2013/09/22
- [Qemu-devel] [PATCH v4 10/23] q35: expose mmcfg size as a property, Michael S. Tsirkin, 2013/09/22
- [Qemu-devel] [PATCH v4 12/23] acpi: add rules to compile ASL source, Michael S. Tsirkin, 2013/09/22
- [Qemu-devel] [PATCH v4 14/23] loader: use file path size from fw_cfg.h, Michael S. Tsirkin, 2013/09/22
- [Qemu-devel] [PATCH v4 11/23] i386: add ACPI table files from seabios, Michael S. Tsirkin, 2013/09/22
- [Qemu-devel] [PATCH v4 15/23] i386: add bios linker/loader, Michael S. Tsirkin, 2013/09/22
- Re: [Qemu-devel] [PATCH v4 15/23] i386: add bios linker/loader, Paolo Bonzini, 2013/09/23
- Re: [Qemu-devel] [PATCH v4 15/23] i386: add bios linker/loader, Michael S. Tsirkin, 2013/09/23
- Re: [Qemu-devel] [PATCH v4 15/23] i386: add bios linker/loader, Paolo Bonzini, 2013/09/23
- Re: [Qemu-devel] [PATCH v4 15/23] i386: add bios linker/loader, Michael S. Tsirkin, 2013/09/23
- Re: [Qemu-devel] [PATCH v4 15/23] i386: add bios linker/loader, Paolo Bonzini, 2013/09/23
- Re: [Qemu-devel] [PATCH v4 15/23] i386: add bios linker/loader, Michael S. Tsirkin, 2013/09/23
[Qemu-devel] [PATCH v4 13/23] acpi: pre-compiled ASL files, Michael S. Tsirkin, 2013/09/22