<html>
    <head>
      <base href="https://bugs.llvm.org/">
    </head>
    <body><table border="1" cellspacing="0" cellpadding="8">
        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - [AMDGPU][MC][GFX1030] v_mac_f32 should not be supported"
   href="https://bugs.llvm.org/show_bug.cgi?id=47741">47741</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>[AMDGPU][MC][GFX1030] v_mac_f32 should not be supported
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>libraries
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>trunk
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>PC
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>All
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>NEW
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>enhancement
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>P
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>Backend: AMDGPU
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>unassignedbugs@nondot.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>dpreobrazhensky@luxoft.com
          </td>
        </tr>

        <tr>
          <th>CC</th>
          <td>llvm-bugs@lists.llvm.org
          </td>
        </tr></table>
      <p>
        <div>
        <pre>GFX1030 does not support v_mac_f32 instruction. However assembler triggers no
errors for dpp variants of this instruction:

    // Assembled w/o errors!
    v_mac_f32 v5, v1, v2 dpp8:[7,6,5,4,3,2,1,0]
    v_mac_f32_dpp v5, v1, v2 quad_perm:[3,2,1,0] row_mask:0x0 bank_mask:0x0

Other variants of v_mac_f32 are rejected as expected.</pre>
        </div>
      </p>


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