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TableGen/GlobalISel: Handle non-leaf EXTRACT_SUBREG

Authored by arsenm on Jan 14 2020, 1:02 PM.

Description

TableGen/GlobalISel: Handle non-leaf EXTRACT_SUBREG

This previously only handled EXTRACT_SUBREGs from leafs, such as
operands directly in the original output. Handle extracting from a
result instruction.

Details

Committed
arsenmJan 24 2020, 12:15 PM
Parents
rGd8328c0b6240: TableGen: Work around assert on Mips register definitions
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