tree 39cbaa58c5305b883acd50f080e2ae9c37fec6b5
parent 4272d09196ff6967ed9b10daf41f3ecfd97926c1
author Luke Lau <luke@igalia.com> 1687349620 +0100
committer Luke Lau <luke@igalia.com> 1687364097 +0100

[RISCV] Custom lower fixed vector undef to scalable undef

This avoids undefs from being expanded to a build vector of zeroes.
As noted by @craig.topper in D153399

Reviewed By: craig.topper

Differential Revision: https://reviews.llvm.org/D153411