Matt Arsenault 40abb28f61 RegAllocGreedy: Fix subranges when rematerializing dead subreg defs ...

This would create a new interval missing the subrange and hit this
verifier error:

*** Bad machine code: Live interval for subreg operand has no subranges ***
- function:    test_remat_subreg_def
- basic block: %bb.0  (0xa568758) [0B;128B)
- instruction: 32B	dead undef %4.sub0:vreg_64 = V_MOV_B32_e32 2, implicit $exec

2022-07-24 11:51:59 -04:00

18 KiB

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