[all-commits] [llvm/llvm-project] cfba1a: [Hexagon] pX.new cannot be used with p3:0 as producer

[androm3da via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: cfba1a9668152d54dbb119031fc3c6f5bbe0699d
      https://github.com/llvm/llvm-project/commit/cfba1a9668152d54dbb119031fc3c6f5bbe0699d
  Author: Brian Cain <bcain at quicinc.com>
  Date:   2020-05-19 (Tue, 19 May 2020)

  Changed paths:
    M llvm/lib/Target/Hexagon/MCTargetDesc/HexagonMCChecker.cpp
    A llvm/test/MC/Hexagon/c4_newval.s
    A llvm/test/MC/Hexagon/multiple-pc4.s

  Log Message:
  -----------
  [Hexagon] pX.new cannot be used with p3:0 as producer

Writes to p3:0 do not produce new values, we should bar any .new
consumer trying to use it as a producer.