Signed-off-by: Juan Quintela <quint...@redhat.com>
---
savevm.c | 30 ++++++++++++++++++++++++++++++
vmstate.h | 5 +++++
2 files changed, 35 insertions(+), 0 deletions(-)
diff --git a/savevm.c b/savevm.c
index 12fb209..09a2149 100644
--- a/savevm.c
+++ b/savevm.c
@@ -1082,6 +1082,36 @@ const VMStateInfo vmstate_info_uint16_equal = {
.put = put_uint16,
};
+/* 32 bit float */
+
+typedef union {
+ float32 f;
+ uint32_t i;
+} VMStateFloat32;
+
+static int get_float32(QEMUFile *f, void *pv, size_t size)
+{
+ float32 *v = pv;
+ VMStateFloat32 u;
+ qemu_get_be32s(f, &u.i);
+ *v = u.f;
+ return 0;
+}
+
+static void put_float32(QEMUFile *f, void *pv, size_t size)
+{
+ float32 *v = pv;
+ VMStateFloat32 u;
+ u.f = *v;
+ qemu_put_be32s(f, &u.i);
+}
+
+const VMStateInfo vmstate_info_float32 = {
+ .name = "float32",
+ .get = get_float32,
+ .put = put_float32,
+};
+
/* timers */
static int get_timer(QEMUFile *f, void *pv, size_t size)
diff --git a/vmstate.h b/vmstate.h
index 1a4a60b..135c5aa 100644
--- a/vmstate.h
+++ b/vmstate.h
@@ -130,6 +130,8 @@ extern const VMStateInfo vmstate_info_uint16;
extern const VMStateInfo vmstate_info_uint32;
extern const VMStateInfo vmstate_info_uint64;
+extern const VMStateInfo vmstate_info_float32;
+
extern const VMStateInfo vmstate_info_timer;
extern const VMStateInfo vmstate_info_buffer;
extern const VMStateInfo vmstate_info_unused_buffer;
@@ -559,6 +561,9 @@ extern const VMStateDescription vmstate_cpu;
#define VMSTATE_INT64_ARRAY(_f, _s, _n) \
VMSTATE_INT64_ARRAY_V(_f, _s, _n, 0)
+#define VMSTATE_FLOAT32_ARRAY(_f, _s, _n) \
+ VMSTATE_ARRAY(_f, _s, _n, 0, vmstate_info_float32, float32)
+
#define VMSTATE_BUFFER_V(_f, _s, _v) \
VMSTATE_STATIC_BUFFER(_f, _s, _v, NULL, 0, sizeof(typeof_field(_s, _f)))
--
1.7.7.6
