Merge tag 'accel-20260618' of https://github.com/philmd/qemu into staging

Accelerators patches queue

- Avoid double hv_vcpu_destroy() call during teardown on HVF ARM
- Constify various AddressSpace/MemoryRegionCache arguments
- Clarify physical_memory_*() API in "system/physmem.h"
- Extract "accel/tcg/cpu-loop.h" out of "exec/cpu-common.h"
- Restrict few TCG-specific code
- Remove pre-C11 check
- Various header cleanups

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* tag 'accel-20260618' of https://github.com/philmd/qemu: (48 commits)
  accel/tcg: Restrict headers being TCG specific
  accel/tcg: Move cpu_loop_exit_*() out of 'exec/cpu-common.h'
  accel/tcg: Have cpu_loop_exit_requested() take const @cpu argument
  accel/tcg: Move cpu_restore_state() out of 'exec/cpu-common.h'
  accel/tcg: Move cpu_unwind_state_data() out of 'exec/cpu-common.h'
  accel/tcg: Move cpu_exec_step_atomic() out of 'exec/cpu-common.h'
  accel/tcg: Move cpu_exec() out of 'exec/cpu-common.h'
  accel/tcg: Remove cpu_loop_exit() stub
  hw/s390x/ipl: Remove TCG dependency in handle_diag_308()
  system/memory: Rename cpu_exec_init_all() -> machine_memory_init()
  system/memory: Remove unnecessary CONFIG_USER_ONLY guards
  exec/cpu-common.h: Avoid including unused exec/page-protection.h header
  exec/cpu-common.h: Avoid including unused 'tcg/debug-assert.h' header
  exec/cpu-common.h: Avoid including unused 'exec/vaddr.h' header
  exec/cpu-common.h: Include missing 'qemu/thread.h' header
  ui/cocoa: Use qemu_input_map_osx_to_linux
  util/cutils: drop qemu_strnlen() in favor of strnlen()
  configure: honor --extra-ldflags when forced to use objc_LINKER
  meson: build macOS signed binary as part of the default target
  accel/tcg: Restrict IOMMU declarations
  ...

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

diff --cc configure
Simple merge