Puyan Lotfi 14b6637edc [MIR-Canon] Adding ISA-Agnostic COPY Folding. ...

Transforms the following:

    %vreg1234:gpr32 = COPY %42
    %vreg1235:gpr32 = COPY %vreg1234
    %vreg1236:gpr32 = COPY %vreg1235
    $w0 = COPY %vreg1236

into:

    $w0 = COPY %42

Assuming %42 is also a gpr32

llvm-svn: 330113

2018-04-16 09:03:03 +00:00

23 KiB

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