1 #include "qemu/osdep.h"
2 #include "cpu.h"
3 #include "migration/cpu.h"
4
get_fpcr(QEMUFile * f,void * opaque,size_t size,const VMStateField * field)5 static int get_fpcr(QEMUFile *f, void *opaque, size_t size,
6 const VMStateField *field)
7 {
8 CPUAlphaState *env = opaque;
9 cpu_alpha_store_fpcr(env, qemu_get_be64(f));
10 return 0;
11 }
12
put_fpcr(QEMUFile * f,void * opaque,size_t size,const VMStateField * field,JSONWriter * vmdesc)13 static int put_fpcr(QEMUFile *f, void *opaque, size_t size,
14 const VMStateField *field, JSONWriter *vmdesc)
15 {
16 CPUAlphaState *env = opaque;
17 qemu_put_be64(f, cpu_alpha_load_fpcr(env));
18 return 0;
19 }
20
21 static const VMStateInfo vmstate_fpcr = {
22 .name = "fpcr",
23 .get = get_fpcr,
24 .put = put_fpcr,
25 };
26
27 static const VMStateField vmstate_env_fields[] = {
28 VMSTATE_UINTTL_ARRAY(ir, CPUAlphaState, 31),
29 VMSTATE_UINTTL_ARRAY(fir, CPUAlphaState, 31),
30 /* Save the architecture value of the fpcr, not the internally
31 expanded version. Since this architecture value does not
32 exist in memory to be stored, this requires a but of hoop
33 jumping. We want OFFSET=0 so that we effectively pass ENV
34 to the helper functions, and we need to fill in the name by
35 hand since there's no field of that name. */
36 {
37 .name = "fpcr",
38 .version_id = 0,
39 .size = sizeof(uint64_t),
40 .info = &vmstate_fpcr,
41 .flags = VMS_SINGLE,
42 .offset = 0
43 },
44 VMSTATE_UINTTL(pc, CPUAlphaState),
45 VMSTATE_UINTTL(unique, CPUAlphaState),
46 VMSTATE_UINTTL(lock_addr, CPUAlphaState),
47 VMSTATE_UINTTL(lock_value, CPUAlphaState),
48
49 VMSTATE_UINT32(flags, CPUAlphaState),
50 VMSTATE_UINT32(pcc_ofs, CPUAlphaState),
51
52 VMSTATE_UINTTL(trap_arg0, CPUAlphaState),
53 VMSTATE_UINTTL(trap_arg1, CPUAlphaState),
54 VMSTATE_UINTTL(trap_arg2, CPUAlphaState),
55
56 VMSTATE_UINTTL(exc_addr, CPUAlphaState),
57 VMSTATE_UINTTL(palbr, CPUAlphaState),
58 VMSTATE_UINTTL(ptbr, CPUAlphaState),
59 VMSTATE_UINTTL(vptptr, CPUAlphaState),
60 VMSTATE_UINTTL(sysval, CPUAlphaState),
61 VMSTATE_UINTTL(usp, CPUAlphaState),
62
63 VMSTATE_UINTTL_ARRAY(shadow, CPUAlphaState, 8),
64 VMSTATE_UINTTL_ARRAY(scratch, CPUAlphaState, 24),
65
66 VMSTATE_END_OF_LIST()
67 };
68
69 static const VMStateDescription vmstate_env = {
70 .name = "env",
71 .version_id = 3,
72 .minimum_version_id = 3,
73 .fields = vmstate_env_fields,
74 };
75
76 static const VMStateField vmstate_cpu_fields[] = {
77 VMSTATE_CPU(),
78 VMSTATE_STRUCT(env, AlphaCPU, 1, vmstate_env, CPUAlphaState),
79 VMSTATE_END_OF_LIST()
80 };
81
82 const VMStateDescription vmstate_alpha_cpu = {
83 .name = "cpu",
84 .version_id = 1,
85 .minimum_version_id = 1,
86 .fields = vmstate_cpu_fields,
87 };
88