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Fix some typos.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135956 91177308-0d34-0410-b5e6-96231b3b80d8
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Bill Wendling 2011-07-25 20:25:03 +00:00
parent 66bc5c602a
commit 3ef750d4b6
1 changed files with 6 additions and 4 deletions
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docs/CodeGenerator.html
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@ -1889,7 +1889,8 @@ $ llc -regalloc=pbqp file.bc -o pbqp.s;
</dd>
<dt><i>Frameless with a Small Constant Stack Size (EBP or RBP is not used as a frame pointer)</i></dt>
<dt><i>Frameless with a Small Constant Stack Size (<code>EBP</code>
or <code>RBP</code> is not used as a frame pointer)</i></dt>
<dd><p>To return, a constant (encoded in the compact unwind encoding) is added
to the <code>ESP/RSP</code>. Then the return is done by popping the stack
into the PC. All non-volatile registers that need to be restored must have
@ -1903,12 +1904,13 @@ $ llc -regalloc=pbqp file.bc -o pbqp.s;
function in <code>lib/Target/X86FrameLowering.cpp</code> for the encoding
algorithm.)</p></dd>
<dt><i>Frameless with a Large Constant Stack Size (EBP or RBP is not used as a frame pointer)</i></dt>
<dt><i>Frameless with a Large Constant Stack Size (<code>EBP</code>
or <code>RBP</code> is not used as a frame pointer)</i></dt>
<dd><p>This case is like the "Frameless with a Small Constant Stack Size"
case, but the stack size is too larget to encode in the compact unwind
case, but the stack size is too large to encode in the compact unwind
encoding. Instead it requires that the function contains "<code>subl
$nnnnnn, %esp</code>" in its prolog. The compact encoding contains the
offset to the <code>$nnnnnn</code> value in the funciton in bits 9-12
offset to the <code>$nnnnnn</code> value in the function in bits 9-12
(mask: <code>0x00001C00</code>).</p></dd>
</ul>