Merge remote-tracking branch 'remotes/pmaydell/tags/pull-target-arm-20200323' into...

target-arm queue:
 * target/arm: avoid undefined behaviour shift in watchpoint code
 * target/arm: avoid undefined behaviour shift in handle_simd_dupe()
 * target/arm: add assert that immh != 0 in disas_simd_shift_imm()
 * aspeed/smc: Fix DMA support for AST2600
 * hw/arm/bcm283x: Correct the license text ('and' vs 'or')

# gpg: Signature made Mon 23 Mar 2020 17:38:59 GMT
# gpg:                using RSA key E1A5C593CD419DE28E8315CF3C2525ED14360CDE
# gpg:                issuer "peter.maydell@linaro.org"
# gpg: Good signature from "Peter Maydell <peter.maydell@linaro.org>" [ultimate]
# gpg:                 aka "Peter Maydell <pmaydell@gmail.com>" [ultimate]
# gpg:                 aka "Peter Maydell <pmaydell@chiark.greenend.org.uk>" [ultimate]
# Primary key fingerprint: E1A5 C593 CD41 9DE2 8E83  15CF 3C25 25ED 1436 0CDE

* remotes/pmaydell/tags/pull-target-arm-20200323:
  target/arm: Move computation of index in handle_simd_dupe
  target/arm: Assert immh != 0 in disas_simd_shift_imm
  target/arm: Rearrange disabled check for watchpoints
  aspeed/smc: Fix DMA support for AST2600
  hw/arm/bcm283x: Correct the license text

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>