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h2. The July 2008 Sun Studio Express Release
||[Download Sun Studio Express|http://developers.sun.com/sunstudio/downloads/express/]||

h3. Details of the New Features

!pointer.gif! [Express Component Features Details]
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Get details of the new/changed features in each Sun Studio Express components: IDE, C/C++/Fortran Compilers, dbx debugger, Performance Analyzer and Thread Analyzer, Sun Performance Library, OpenMP 3.0, D-Light, DTrace GUI Plug-in, x86/x64 Assembler, and the CoolTools ats, bit, discover, and SPOT.

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h3. Known Problems and Workarounds

See the !pointer.gif! [Known Problems and Workarounds page|Express 7.08 Known Problems and Workarounds] for the latest updated news about this express release.

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h3. OpenMP 3.0

The new features of the OpenMP 3.0 specifications now implemented in the Sun Studio compilers are detailed on the [!pointer.gif! OpenMP 3.0 wiki page|https://wikis.sun.com/display/openmp].

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h3. Performance Analyzer with MPI programs

See the [!pointer.gif! MPI Analyzer wiki page|https://wikis.sun.com/display/MPIAnalyzer ] for more information about the new features in the Sun Studio Performance Analyzer for MPI programs.

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h2. New Performance Tuning and Troubleshooting Tools


h3. The Simple Performance Optimization Tool (SPOT)

Documentation for SPOT:
bq. [!pointer.gif! spot(1)|spot man page] man page \\ User Guide on [!pointer.gif! docs.sun.com|http://docs.sun.com/app/docs/doc/820-5372]
In this Express release, the spot command is available only for the Solaris OS on SPARC platforms.

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h3. Discover - Memory Access Error Tool

Documentation for Discover:
bq. [!pointer.gif! discover(1)|discover man page] man page \\ [!pointer.gif! Discover User Guide in PDF|http://wikis.sun.com/download/attachments/38211135/DISCOVER_UG.pdf].

*NOTE:* Discover in this Express release does not have Lite mode ("-l" flag)implemented.

Discover is only available on Solaris OS on SPARC platforms for Express.

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h3. BIT - Binary Improvement Tool

BIT provides a set of tools for improving the performance of application binaries.

Documentation:
bq. [!pointer.gif! bit(1)|bit man page] man page. \\ [!pointer.gif! BIT User Guide (PDF) |https://wikis.sun.com/download/attachments/38211135/BIT_users_guide_v13.pdf]

*NOTE:* The {{‑xbinopt=prepare}} option is not required if compilation is done using this Studio Express or GCCFSS 4.2.0 with the following operating systems: Solaris 10 Update 5; Solaris 10 with Patch 127111-07 installed; Solaris 11 build 70 or later.

In this Express release, bit is only available for the Solaris OS on SPARC platforms.

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h3. ATS - Automatic Tuning and Troubleshooting System

Documentation for ATS:
bq. [!pointer.gif! ats(1)|ats man page] man page. \\ [!pointer.gif! ATS User's Guide |ATS User Guide]
In this Express release, ats is available for the Solaris OS on SPARC and x86/x64 platforms.
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h4. Contents

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h4. Resources

*Wiki*
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   !pointer.gif! [openmp:Sun Studio OpenMP]
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   !pointer.gif! [MPI Analyzer Wiki|MPIAnalyzer:Home]

*Attachments*
   [!pointer.gif! Discover User Guide (PDF)|http://wikis.sun.com/download/attachments/38211135/DISCOVER_UG.pdf]
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   [!pointer.gif! BIT User Guide (PDF) |https://wikis.sun.com/download/attachments/38211135/BIT_users_guide_v13.pdf]

*External*
   !pointer.gif! [July 2008 Express Readme|http://developers.sun.com/sunstudio/downloads/ssx/readme.html]
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   !pointer.gif! [SPOT User Guide|http://docs.sun.com/app/docs/doc/820-5372]
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   !pointer.gif! [Sun Studio Forums|http://forum.java.sun.com/category.jspa?categoryID=113]
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   !pointer.gif! [Sun Studio Info Center|http://docs.sun.com/app/docs/doc/820-3845]
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   !pointer.gif! [Download Sun Studio Express|http://developers.sun.com/sunstudio/downloads/express/]
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