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Add win64

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52091 91177308-0d34-0410-b5e6-96231b3b80d8
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Anton Korobeynikov 2008-06-08 10:24:13 +00:00
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1 changed files with 16 additions and 7 deletions
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@ -306,6 +306,9 @@ faster:</p>
area of passing and returning structures by value. llvm-gcc compiled code area of passing and returning structures by value. llvm-gcc compiled code
now interoperates very well on X86-64 systems with other compilers.</li> now interoperates very well on X86-64 systems with other compilers.</li>
<li>Support for Win64 was added. This includes codegeneration itself, JIT
support and necessary changes to llvm-gcc.</li>
<li>The LLVM X86 backend now supports the support SSE 4.1 instruction set, and <li>The LLVM X86 backend now supports the support SSE 4.1 instruction set, and
the llvm-gcc 4.2 front-end supports the SSE 4.1 compiler builtins. Various the llvm-gcc 4.2 front-end supports the SSE 4.1 compiler builtins. Various
generic vector operations (insert/extract/shuffle) are much more efficient generic vector operations (insert/extract/shuffle) are much more efficient
@ -450,11 +453,17 @@ href="http://lists.cs.uiuc.edu/mailman/listinfo/llvmdev">LLVMdev list</a>.</p>
<div class="doc_text"> <div class="doc_text">
<ul> <ul>
<li>The X86 backend does not yet support all <a <li>The X86 backend does not yet support
href="http://llvm.org/PR879">inline assembly that uses the X86 floating all <a href="http://llvm.org/PR879">inline assembly that uses the X86
point stack</a>. It supports the 'f' and 't' constraints, but not 'u'.</li> floating point stack</a>. It supports the 'f' and 't' constraints, but not
'u'.</li>
<li>The X86 backend generates inefficient floating point code when configured to <li>The X86 backend generates inefficient floating point code when configured to
generate code for systems that don't have SSE2.</li> generate code for systems that don't have SSE2.</li>
<li>Win64 codegeneration wasn't widely tested. Everything should work, but we
expect small issues to happen. Also, llvm-gcc cannot build mingw64 runtime
currently due
to <a href="http://llvm.org/PR2255">several</a>
<a href="http://llvm.org/PR2257">bugs</a> in FP stackifier
</ul> </ul>
</div> </div>