convention.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@93167
91177308-0d34-0410-b5e6-
96231b3b80d8
(because one or more of above constraints are not met) to be followed by a
readjustment of the stack. So performance might be worse in such cases.</p>
-<p>On x86 and x86-64 one register is reserved for indirect tail calls (e.g via a
- function pointer). So there is one less register for integer argument
- passing. For x86 this means 2 registers (if <tt>inreg</tt> parameter
- attribute is used) and for x86-64 this means 5 register are used.</p>
-
</div>
<!-- ======================================================================= -->
<div class="doc_subsection">