<tr><td>GCC ≥3.4 attribute </td><td><span class="command">__attribute__((__fastcall__))</span></td></tr>
<tr><td>GCC <3.4 attr. emulation</td><td><span class="command">__attribute__((__stdcall__))</span></td></tr>
<tr><td> </td><td><span class="command">__attribute__((__regparm__(3) /* EAX,EDX,ECX */))</span></td></tr>
<tr><td>GCC ≥3.4 attribute </td><td><span class="command">__attribute__((__fastcall__))</span></td></tr>
<tr><td>GCC <3.4 attr. emulation</td><td><span class="command">__attribute__((__stdcall__))</span></td></tr>
<tr><td> </td><td><span class="command">__attribute__((__regparm__(3) /* EAX,EDX,ECX */))</span></td></tr>