[AArch64] Add a ldst-opt test with undef operands (NFC).
authorFlorian Hahn <flo@fhahn.com>
Mon, 8 Jun 2020 17:29:17 +0000 (18:29 +0100)
committerFlorian Hahn <flo@fhahn.com>
Mon, 8 Jun 2020 17:46:56 +0000 (18:46 +0100)
commit22c2dc5931a73eebf2a2e2b2d7a8cf757907dc3e
tree7ecc3253984f20f85556091a4576821ddbe1aa0a
parent3610d31e7a366da27901313e03089736ec65c91d
[AArch64] Add a ldst-opt test with undef operands (NFC).

This patch adds a test to check that we do not use an undef renamable
register for renaming the other operand in a LDP instruction, as
suggested in D81108.
llvm/test/CodeGen/AArch64/stp-opt-with-renaming.mir