Merge remote-tracking branch 'remotes/rth-gitlab/tags/pull-tcg-20210604' into staging

Merge remote-tracking branch 'remotes/rth-gitlab/tags/pull-tcg-20210604' into staging

Host vector support for arm neon.

# gpg: Signature made Fri 04 Jun 2021 19:56:59 BST
# gpg:                using RSA key 7A481E78868B4DB6A85A05C064DF38E8AF7E215F
# gpg:                issuer "[email protected]"
# gpg: Good signature from "Richard Henderson <[email protected]>" [full]
# Primary key fingerprint: 7A48 1E78 868B 4DB6 A85A  05C0 64DF 38E8 AF7E 215F

* remotes/rth-gitlab/tags/pull-tcg-20210604:
  tcg/arm: Implement TCG_TARGET_HAS_rotv_vec
  tcg/arm: Implement TCG_TARGET_HAS_roti_vec
  tcg/arm: Implement TCG_TARGET_HAS_shv_vec
  tcg/arm: Implement TCG_TARGET_HAS_bitsel_vec
  tcg/arm: Implement TCG_TARGET_HAS_minmax_vec
  tcg/arm: Implement TCG_TARGET_HAS_sat_vec
  tcg/arm: Implement TCG_TARGET_HAS_mul_vec
  tcg/arm: Implement TCG_TARGET_HAS_shi_vec
  tcg/arm: Implement andc, orc, abs, neg, not vector operations
  tcg/arm: Implement minimal vector operations
  tcg/arm: Implement tcg_out_dup*_vec
  tcg/arm: Implement tcg_out_mov for vector types
  tcg/arm: Implement tcg_out_ld/st for vector types
  tcg/arm: Add host vector framework
  tcg: Change parameters for tcg_target_const_match

Signed-off-by: Peter Maydell <[email protected]>