tree 93bd06b45751a9cbc85b19eec397dbd81b188468
parent 2ce48b2691a49e91dc8ecd6dfb7eeb533f77a5c1
author Maryam Moghadas <maryammo@ca.ibm.com> 1775570604 -0400
committer GitHub <noreply@github.com> 1775570604 -0400
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[PowerPC] Optimize bitcast(truncate) patterns using vbpermq (#181233)

Use vbpermq and vbpermd to efficiently pack i1 vector bits into scalar
integers, avoiding stack operations during type legalization.
Fixes https://github.com/llvm/llvm-project/issues/171879