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[AArch64] Update a code comment incorrectly referring to zero_reg. NFC
authorBjorn Pettersson <bjorn.a.pettersson@ericsson.com>
Thu, 20 Aug 2020 12:36:20 +0000 (14:36 +0200)
committerBjorn Pettersson <bjorn.a.pettersson@ericsson.com>
Thu, 20 Aug 2020 12:36:59 +0000 (14:36 +0200)
commitff107eed1546bcdb1b1ce2ffafbb7b10ea2b2a30
tree50cc591f0488c1fda645fe104cbd9ed8b57f2760tree | snapshot
parentbaeff989b050e0f63412c52c1b8f9d8f3e91f671commit | diff
[AArch64] Update a code comment incorrectly referring to zero_reg. NFC

The getSrcFromCopy helper nowadays return a MachineOperand pointer,
so talking about zero_reg was incorrect as it nowadays return
a nullptr when not finding a copy like instruction.
llvm/lib/Target/AArch64/AArch64AdvSIMDScalarPass.cpp diff | blob | history
Domain: System / Toolchain;