3 files changed, 30 insertions, 2 deletions

diff --git a/target/ppc/cpu.h b/target/ppc/cpu.h
index 7e7a60f68f..77113521ac 100644
--- a/target/ppc/cpu.h
+++ b/target/ppc/cpu.h
@@ -1121,7 +1121,9 @@ struct CPUArchState {
     target_ulong reserve_addr;   /* Reservation address */
     target_ulong reserve_length; /* Reservation larx op size (bytes) */
     target_ulong reserve_val;    /* Reservation value */
+#if defined(TARGET_PPC64)
     target_ulong reserve_val2;
+#endif
 
     /* These are used in supervisor mode only */
     target_ulong msr;      /* machine state register */
diff --git a/target/ppc/machine.c b/target/ppc/machine.c
index 3265338e16..68cbdffecd 100644
--- a/target/ppc/machine.c
+++ b/target/ppc/machine.c
@@ -9,6 +9,7 @@
 #include "qapi/error.h"
 #include "kvm_ppc.h"
 #include "power8-pmu.h"
+#include "sysemu/replay.h"
 
 static void post_load_update_msr(CPUPPCState *env)
 {
@@ -689,6 +690,27 @@ static const VMStateDescription vmstate_compat = {
     }
 };
 
+static bool reservation_needed(void *opaque)
+{
+    return (replay_mode != REPLAY_MODE_NONE);
+}
+
+static const VMStateDescription vmstate_reservation = {
+    .name = "cpu/reservation",
+    .version_id = 1,
+    .minimum_version_id = 1,
+    .needed = reservation_needed,
+    .fields = (VMStateField[]) {
+        VMSTATE_UINTTL(env.reserve_addr, PowerPCCPU),
+        VMSTATE_UINTTL(env.reserve_length, PowerPCCPU),
+        VMSTATE_UINTTL(env.reserve_val, PowerPCCPU),
+#if defined(TARGET_PPC64)
+        VMSTATE_UINTTL(env.reserve_val2, PowerPCCPU),
+#endif
+        VMSTATE_END_OF_LIST()
+    }
+};
+
 const VMStateDescription vmstate_ppc_cpu = {
     .name = "cpu",
     .version_id = 5,
@@ -710,8 +732,7 @@ const VMStateDescription vmstate_ppc_cpu = {
         VMSTATE_UINTTL_ARRAY(env.spr, PowerPCCPU, 1024),
         VMSTATE_UINT64(env.spe_acc, PowerPCCPU),
 
-        /* Reservation */
-        VMSTATE_UINTTL(env.reserve_addr, PowerPCCPU),
+        VMSTATE_UNUSED(sizeof(target_ulong)), /* was env.reserve_addr */
 
         /* Supervisor mode architected state */
         VMSTATE_UINTTL(env.msr, PowerPCCPU),
@@ -740,6 +761,7 @@ const VMStateDescription vmstate_ppc_cpu = {
         &vmstate_tlbemb,
         &vmstate_tlbmas,
         &vmstate_compat,
+        &vmstate_reservation,
         NULL
     }
 };
diff --git a/target/ppc/translate.c b/target/ppc/translate.c
index 16592194e2..6b242ae0a6 100644
--- a/target/ppc/translate.c
+++ b/target/ppc/translate.c
@@ -75,7 +75,9 @@ static TCGv cpu_xer, cpu_so, cpu_ov, cpu_ca, cpu_ov32, cpu_ca32;
 static TCGv cpu_reserve;
 static TCGv cpu_reserve_length;
 static TCGv cpu_reserve_val;
+#if defined(TARGET_PPC64)
 static TCGv cpu_reserve_val2;
+#endif
 static TCGv cpu_fpscr;
 static TCGv_i32 cpu_access_type;
 
@@ -149,9 +151,11 @@ void ppc_translate_init(void)
     cpu_reserve_val = tcg_global_mem_new(cpu_env,
                                          offsetof(CPUPPCState, reserve_val),
                                          "reserve_val");
+#if defined(TARGET_PPC64)
     cpu_reserve_val2 = tcg_global_mem_new(cpu_env,
                                           offsetof(CPUPPCState, reserve_val2),
                                           "reserve_val2");
+#endif
 
     cpu_fpscr = tcg_global_mem_new(cpu_env,
                                    offsetof(CPUPPCState, fpscr), "fpscr");