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Posted to commits@harmony.apache.org by "Alexey Varlamov (JIRA)" <ji...@apache.org> on 2007/05/31 07:35:16 UTC
[jira] Updated: (HARMONY-3961) [drlvm][build] Allow Jitrino.dll to
run on systems w/o SSE2
[ https://issues.apache.org/jira/browse/HARMONY-3961?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Alexey Varlamov updated HARMONY-3961:
-------------------------------------
Environment: x86 (was: Windows x86 (and probably x64))
Summary: [drlvm][build] Allow Jitrino.dll to run on systems w/o SSE2 (was: Allow Jitrino.dll to run on systems w/o SSE2)
> [drlvm][build] Allow Jitrino.dll to run on systems w/o SSE2
> -----------------------------------------------------------
>
> Key: HARMONY-3961
> URL: https://issues.apache.org/jira/browse/HARMONY-3961
> Project: Harmony
> Issue Type: New Feature
> Components: DRLVM
> Environment: x86
> Reporter: Chris Elford
> Assignee: Alexey Varlamov
>
> When running on Intel Pentium III or AMD Athlon that have MMX & SSE support but not SSE2 support, DRLVM errors out with an illegal instruction as it loads/starts jitrino.dll.
> > > 01365fb0 f20f100520553901 movsd xmm0,qword ptr
> > > [jitrino!JIT_gc_start+0xd5810 (01395520)]
> Discussion on dev list indicates that this may be a regression.
> Mikhail Fursov mentions simple fix of
> Well, it looks like we need to remove this line from jitrino.dll build
> configuration for 32bit platform.
> <compilerarg value="/arch:SSE2" />
> This will be a bit more complex if we intend to validate that reduced used of SSE2 impacts performance.
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