Merge remote-tracking branch 'remotes/pmaydell/tags/pull-target-arm-20190305' into...

Merge remote-tracking branch 'remotes/pmaydell/tags/pull-target-arm-20190305' into staging

target-arm queue:
 * Fix PC test for LDM (exception return)
 * Implement ARMv8.0-SB
 * Implement ARMv8.0-PredInv
 * Implement ARMv8.4-CondM
 * Implement ARMv8.5-CondM
 * Implement ARMv8.5-FRINT
 * hw/arm/stellaris: Implement watchdog timer
 * virt: support more than 255GB of RAM

# gpg: Signature made Tue 05 Mar 2019 16:49:47 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-20190305: (22 commits)
  hw/arm/stellaris: Implement watchdog timer
  hw/arm/virt: Bump the 255GB initial RAM limit
  hw/arm/virt: Check the VCPU PA range in TCG mode
  hw/arm/virt: Implement kvm_type function for 4.0 machine
  hw/arm/virt: Dynamic memory map depending on RAM requirements
  vl: Set machine ram_size, maxram_size and ram_slots earlier
  kvm: add kvm_arm_get_max_vm_ipa_size
  hw/boards: Add a MachineState parameter to kvm_type callback
  hw/arm/virt: Split the memory map description
  hw/arm/virt: Rename highmem IO regions
  hw/arm/boot: introduce fdt_add_memory_node helper
  target/arm: Implement ARMv8.5-FRINT
  target/arm: Restructure handle_fp_1src_{single, double}
  target/arm: Implement ARMv8.5-CondM
  target/arm: Implement ARMv8.4-CondM
  target/arm: Rearrange disas_data_proc_reg
  target/arm: Add set/clear_pstate_bits, share gen_ss_advance
  target/arm: Split helper_msr_i_pstate into 3
  target/arm: Implement ARMv8.0-PredInv
  target/arm: Implement ARMv8.0-SB
  ...

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