[all-commits] [llvm/llvm-project] c2b460: [RISCV] Support bitcasts of fixed-length mask vectors

[Fraser Cormack via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: c2b4600ec8812decfd91fd66c3db862b0fbaa6ff
      https://github.com/llvm/llvm-project/commit/c2b4600ec8812decfd91fd66c3db862b0fbaa6ff
  Author: Fraser Cormack <fraser at codeplay.com>
  Date:   2021-03-18 (Thu, 18 Mar 2021)

  Changed paths:
    M llvm/lib/Target/RISCV/RISCVISelLowering.cpp
    A llvm/test/CodeGen/RISCV/rvv/fixed-vectors-bitcast.ll

  Log Message:
  -----------
  [RISCV] Support bitcasts of fixed-length mask vectors

Without this patch, bitcasts of fixed-length mask vectors would go
through the stack.

Reviewed By: craig.topper

Differential Revision: https://reviews.llvm.org/D98779