Merge tag 'pull-tcg-20241013' of https://gitlab.com/rth7680/qemu into staging

linux-user/i386: Emulate orig_ax
linux-user/vm86: Fix compilation with Clang
tcg: remove singlestep_enabled from DisasContextBase
accel/tcg: Add TCGCPUOps.tlb_fill_align
target/hppa: Handle alignment faults in hppa_get_physical_address
target/arm: Fix alignment fault priority in get_phys_addr_lpae

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* tag 'pull-tcg-20241013' of https://gitlab.com/rth7680/qemu: (27 commits)
  target/arm: Fix alignment fault priority in get_phys_addr_lpae
  target/arm: Implement TCGCPUOps.tlb_fill_align
  target/arm: Move device detection earlier in get_phys_addr_lpae
  target/arm: Pass MemOp to get_phys_addr_lpae
  target/arm: Pass MemOp through get_phys_addr_twostage
  target/arm: Pass MemOp to get_phys_addr_nogpc
  target/arm: Pass MemOp to get_phys_addr_gpc
  target/arm: Pass MemOp to get_phys_addr_with_space_nogpc
  target/arm: Pass MemOp to get_phys_addr
  target/hppa: Implement TCGCPUOps.tlb_fill_align
  target/hppa: Handle alignment faults in hppa_get_physical_address
  target/hppa: Fix priority of T, D, and B page faults
  target/hppa: Perform access rights before protection id check
  target/hppa: Add MemOp argument to hppa_get_physical_address
  accel/tcg: Use the alignment test in tlb_fill_align
  accel/tcg: Add TCGCPUOps.tlb_fill_align
  include/exec/memop: Introduce memop_atomicity_bits
  include/exec/memop: Rename get_alignment_bits
  include/exec/memop: Move get_alignment_bits from tcg.h
  accel/tcg: Assert noreturn from write-only page for atomics
  ...

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

1 files changed, 3 insertions, 0 deletions

diff --git a/linux-user/i386/cpu_loop.c b/linux-user/i386/cpu_loop.c
index 92beb6830c..7a35215278 100644
--- a/linux-user/i386/cpu_loop.c
+++ b/linux-user/i386/cpu_loop.c
@@ -172,6 +172,7 @@ static void emulate_vsyscall(CPUX86State *env)
     /*
      * Perform the syscall.  None of the vsyscalls should need restarting.
      */
+    get_task_state(env_cpu(env))->orig_ax = syscall;
     ret = do_syscall(env, syscall, env->regs[R_EDI], env->regs[R_ESI],
                      env->regs[R_EDX], env->regs[10], env->regs[8],
                      env->regs[9], 0, 0);
@@ -221,6 +222,7 @@ void cpu_loop(CPUX86State *env)
         case EXCP_SYSCALL:
 #endif
             /* linux syscall from int $0x80 */
+            get_task_state(cs)->orig_ax = env->regs[R_EAX];
             ret = do_syscall(env,
                              env->regs[R_EAX],
                              env->regs[R_EBX],
@@ -239,6 +241,7 @@ void cpu_loop(CPUX86State *env)
 #ifdef TARGET_X86_64
         case EXCP_SYSCALL:
             /* linux syscall from syscall instruction.  */
+            get_task_state(cs)->orig_ax = env->regs[R_EAX];
             ret = do_syscall(env,
                              env->regs[R_EAX],
                              env->regs[R_EDI],