Merge remote-tracking branch 'remotes/rth/tags/pull-tcg-20211016' into staging

Merge remote-tracking branch 'remotes/rth/tags/pull-tcg-20211016' into staging

Move gdb singlestep to generic code
Fix cpu_common_props

# gpg: Signature made Sat 16 Oct 2021 11:13:54 AM PDT
# gpg:                using RSA key 7A481E78868B4DB6A85A05C064DF38E8AF7E215F
# gpg:                issuer "richard.henderson@linaro.org"
# gpg: Good signature from "Richard Henderson <richard.henderson@linaro.org>" [ultimate]

* remotes/rth/tags/pull-tcg-20211016: (24 commits)
  Revert "cpu: Move cpu_common_props to hw/core/cpu.c"
  target/xtensa: Drop check for singlestep_enabled
  target/tricore: Drop check for singlestep_enabled
  target/sh4: Drop check for singlestep_enabled
  target/s390x: Drop check for singlestep_enabled
  target/rx: Drop checks for singlestep_enabled
  target/riscv: Remove exit_tb and lookup_and_goto_ptr
  target/riscv: Remove dead code after exception
  target/ppc: Drop exit checks for singlestep_enabled
  target/openrisc: Drop checks for singlestep_enabled
  target/mips: Drop exit checks for singlestep_enabled
  target/mips: Fix single stepping
  target/microblaze: Drop checks for singlestep_enabled
  target/microblaze: Check CF_NO_GOTO_TB for DISAS_JUMP
  target/m68k: Drop checks for singlestep_enabled
  target/i386: Drop check for singlestep_enabled
  target/i386: Check CF_NO_GOTO_TB for dc->jmp_opt
  target/hppa: Drop checks for singlestep_enabled
  target/arm: Drop checks for singlestep_enabled
  target/hexagon: Drop checks for singlestep_enabled
  ...

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>