Merge remote-tracking branch 'remotes/rth/tcg-aarch-6-5' into staging

* remotes/rth/tcg-aarch-6-5: (25 commits)
  tcg-aarch64: Use tcg_out_mov in preference to tcg_out_movr
  tcg-aarch64: Prefer unsigned offsets before signed offsets for ldst
  tcg-aarch64: Introduce tcg_out_insn_3312, _3310, _3313
  tcg-aarch64: Merge aarch64_ldst_get_data/type into tcg_out_op
  tcg-aarch64: Introduce tcg_out_insn_3507
  tcg-aarch64: Support stores of zero
  tcg-aarch64: Implement TCG_TARGET_HAS_new_ldst
  tcg-aarch64: Pass qemu_ld/st arguments directly
  tcg-aarch64: Use TCGMemOp in qemu_ld/st
  tcg-aarch64: Use ADR to pass the return address to the ld/st helpers
  tcg-aarch64: Use tcg_out_call for qemu_ld/st
  tcg-aarch64: Avoid add with zero in tlb load
  tcg-aarch64: Implement tcg_register_jit
  tcg-aarch64: Introduce tcg_out_insn_3314
  tcg-aarch64: Reuse LR in translated code
  tcg-aarch64: Use CBZ and CBNZ
  tcg-aarch64: Create tcg_out_brcond
  tcg-aarch64: Use symbolic names for branches
  tcg-aarch64: Use adrp in tcg_out_movi
  tcg-aarch64: Special case small constants in tcg_out_movi
  ...

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