| commit | 2f5a85e441f219c3d5af73ef5699315bc62b6fa8 | [log] [tgz] |
|---|---|---|
| author | Amara Emerson <aemerson@apple.com> | Fri Feb 02 01:44:43 2018 +0000 |
| committer | Amara Emerson <aemerson@apple.com> | Fri Feb 02 01:44:43 2018 +0000 |
| tree | 5d503aefd2d9c3b750753c2cda894cffda23b896 | |
| parent | cfca1a5f0eb398a442bbfd4c2cb66bcfd8f6b933 [diff] |
[GlobalISel] Constrain the dest reg of IMPLICT_DEF. This fixes a crash where the user is a COPY, which deliberately does not constrain its source operands, resulting in a vreg without a reg class escaping selection. Differential Revision: https://reviews.llvm.org/D42697 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@324047 91177308-0d34-0410-b5e6-96231b3b80d8