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Small formatting changes.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52136 91177308-0d34-0410-b5e6-96231b3b80d8
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Bill Wendling 2008-06-09 07:51:45 +00:00
parent 822143e6f7
commit 93ee81e5b9
1 changed files with 14 additions and 8 deletions
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docs/ReleaseNotes.html
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@ -161,9 +161,9 @@ specific virtual machine optimizations. vmkit is not an official part of LLVM
downloaded from: downloaded from:
</p> </p>
<p> <div class="doc_code">
<tt>svn co http://llvm.org/svn/llvm-project/vmkit/trunk vmkit</tt> <pre>svn co http://llvm.org/svn/llvm-project/vmkit/trunk vmkit</pre>
</p> </div>
</div> </div>
@ -280,7 +280,8 @@ for the C, C++, Objective-C, Ada, and Fortran front-ends.</p>
<li>llvm-gcc 4.2 includes numerous fixes to better support the Objective-C <li>llvm-gcc 4.2 includes numerous fixes to better support the Objective-C
front-end. Objective-C now works very well on Mac OS/X.</li> front-end. Objective-C now works very well on Mac OS/X.</li>
<li>Fortran EQUIVALENCEs are now supported by the gfortran front-end.</li> <li>Fortran <tt>EQUIVALENCE</tt>s are now supported by the gfortran
front-end.</li>
<li>llvm-gcc 4.2 includes many other fixes which improve conformance with the <li>llvm-gcc 4.2 includes many other fixes which improve conformance with the
relevant parts of the GCC testsuite.</li> relevant parts of the GCC testsuite.</li>
@ -303,10 +304,10 @@ relevant parts of the GCC testsuite.</li>
<li>LLVM IR now directly represents "common" linkage, instead of representing it <li>LLVM IR now directly represents "common" linkage, instead of representing it
as a form of weak linkage.</li> as a form of weak linkage.</li>
<li>LLVM IR now has support for atomic operations, and this functionality can <li>LLVM IR now has support for atomic operations, and this functionality can be
be accessed through the llvm-gcc "__sync_synchronize", accessed through the llvm-gcc "<tt>__sync_synchronize</tt>",
"__sync_val_compare_and_swap", and related builtins. Support for atomics are "<tt>__sync_val_compare_and_swap</tt>", and related builtins. Support for
available in the Alpha, X86, X86-64, and PowerPC backends.</li> atomics are available in the Alpha, X86, X86-64, and PowerPC backends.</li>
<li>The C and Ocaml bindings have extended to cover pass managers, several <li>The C and Ocaml bindings have extended to cover pass managers, several
transformation passes, iteration over the LLVM IR, target data, and parameter transformation passes, iteration over the LLVM IR, target data, and parameter
@ -331,19 +332,24 @@ LLVM 2.3 optimizers support a few major enhancements:</p>
This transformation hoists conditions from loop bodies and reduces a loop's This transformation hoists conditions from loop bodies and reduces a loop's
iteration space to improve performance. For example,</p> iteration space to improve performance. For example,</p>
<div class="doc_code">
<pre> <pre>
for (i = LB; i &lt; UB; ++i) for (i = LB; i &lt; UB; ++i)
if (i &lt;= NV) if (i &lt;= NV)
LOOP_BODY LOOP_BODY
</pre> </pre>
</div>
<p>is transformed into:</p> <p>is transformed into:</p>
<p><div class="doc_code">
<pre> <pre>
NUB = min(NV+1, UB) NUB = min(NV+1, UB)
for (i = LB; i &lt; NUB; ++i) for (i = LB; i &lt; NUB; ++i)
LOOP_BODY LOOP_BODY
</pre> </pre>
</div>
</p>
</li> </li>
<li>LLVM now includes a new <tt>memcpy</tt> optimization pass which removes <li>LLVM now includes a new <tt>memcpy</tt> optimization pass which removes