Merge tag 'pull-riscv-to-apply-20231012-1' of https://github.com/alistair23/qemu into staging

Second RISC-V PR for 8.2

 * Add support for the max CPU
 * Detect user choice in TCG
 * Clear CSR values at reset and sync MPSTATE with host
 * Fix the typo of inverted order of pmpaddr13 and pmpaddr14
 * Split TCG/KVM accelerators from cpu.c
 * Add extension properties for all cpus
 * Replace GDB exit calls with proper shutdown
 * Support KVM_GET_REG_LIST
 * Remove RVG warning
 * Use env_archcpu for better performance
 * Deprecate capital 'Z' CPU properties
 * Fix vfwmaccbf16.vf

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* tag 'pull-riscv-to-apply-20231012-1' of https://github.com/alistair23/qemu: (54 commits)
  target/riscv: Fix vfwmaccbf16.vf
  target/riscv: deprecate capital 'Z' CPU properties
  target/riscv: Use env_archcpu for better performance
  target/riscv/tcg: remove RVG warning
  target/riscv/kvm: support KVM_GET_REG_LIST
  target/riscv/kvm: improve 'init_multiext_cfg' error msg
  gdbstub: replace exit calls with proper shutdown for softmmu
  hw/char: riscv_htif: replace exit calls with proper shutdown
  hw/misc/sifive_test.c: replace exit calls with proper shutdown
  softmmu: pass the main loop status to gdb "Wxx" packet
  softmmu: add means to pass an exit code when requesting a shutdown
  target/riscv/tcg-cpu.c: add extension properties for all cpus
  target/riscv: add riscv_cpu_get_name()
  target/riscv/cpu: move priv spec functions to tcg-cpu.c
  target/riscv/cpu.c: export isa_edata_arr[]
  target/riscv/tcg: move riscv_cpu_add_misa_properties() to tcg-cpu.c
  target/riscv/cpu.c: make misa_ext_cfgs[] 'const'
  target/riscv/tcg: introduce tcg_cpu_instance_init()
  target/riscv/cpu.c: export set_misa()
  target/riscv/kvm: do not use riscv_cpu_add_misa_properties()
  ...

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>