MachineVerifier: Allow physreg use if just a subreg is defined.
authorMatthias Braun <matze@braunis.de>
Wed, 10 Dec 2014 01:13:13 +0000 (01:13 +0000)
committerMatthias Braun <matze@braunis.de>
Wed, 10 Dec 2014 01:13:13 +0000 (01:13 +0000)
commit5e40bd7d5f9759411087e3291bd64f7f096afa71
treec20e4cc36c2e935f53223a82193112d6b6a03b63
parent8f08516992ec1f5dbe770a966c08a909d4d20c92
MachineVerifier: Allow physreg use if just a subreg is defined.

We can't mark partially undefined registers, so we have to allow reading
a register in the machine verifier if just parts of a register are
defined.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@223896 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/MachineVerifier.cpp