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1 #include "qemu/osdep.h"
2 #include "cpu.h"
3 #include "migration/qemu-file-types.h"
4 #include "migration/vmstate.h"
5
6 static int get_fpcr(QEMUFile *f, void *opaque, size_t size,
7 const VMStateField *field)
8 {
9 CPUAlphaState *env = opaque;
10 cpu_alpha_store_fpcr(env, qemu_get_be64(f));
11 return 0;
12 }
13
14 static int put_fpcr(QEMUFile *f, void *opaque, size_t size,
15 const VMStateField *field, JSONWriter *vmdesc)
16 {
17 CPUAlphaState *env = opaque;
18 qemu_put_be64(f, cpu_alpha_load_fpcr(env));
19 return 0;
20 }
21
22 static const VMStateInfo vmstate_fpcr = {
23 .name = "fpcr",
24 .get = get_fpcr,
25 .put = put_fpcr,
26 };
27
28 static const VMStateField vmstate_env_fields[] = {
29 VMSTATE_UINT64_ARRAY(ir, CPUAlphaState, 31),
30 VMSTATE_UINT64_ARRAY(fir, CPUAlphaState, 31),
31 /* Save the architecture value of the fpcr, not the internally
32 expanded version. Since this architecture value does not
33 exist in memory to be stored, this requires a but of hoop
34 jumping. We want OFFSET=0 so that we effectively pass ENV
35 to the helper functions, and we need to fill in the name by
36 hand since there's no field of that name. */
37 {
38 .name = "fpcr",
39 .version_id = 0,
40 .size = sizeof(uint64_t),
41 .info = &vmstate_fpcr,
42 .flags = VMS_SINGLE,
43 .offset = 0
44 },
45 VMSTATE_UINT64(pc, CPUAlphaState),
46 VMSTATE_UINT64(unique, CPUAlphaState),
47 VMSTATE_UINT64(lock_addr, CPUAlphaState),
48 VMSTATE_UINT64(lock_value, CPUAlphaState),
49
50 VMSTATE_UINT32(flags, CPUAlphaState),
51 VMSTATE_UINT32(pcc_ofs, CPUAlphaState),
52
53 VMSTATE_UINT64(trap_arg0, CPUAlphaState),
54 VMSTATE_UINT64(trap_arg1, CPUAlphaState),
55 VMSTATE_UINT64(trap_arg2, CPUAlphaState),
56
57 VMSTATE_UINT64(exc_addr, CPUAlphaState),
58 VMSTATE_UINT64(palbr, CPUAlphaState),
59 VMSTATE_UINT64(ptbr, CPUAlphaState),
60 VMSTATE_UINT64(vptptr, CPUAlphaState),
61 VMSTATE_UINT64(sysval, CPUAlphaState),
62 VMSTATE_UINT64(usp, CPUAlphaState),
63
64 VMSTATE_UINT64_ARRAY(shadow, CPUAlphaState, 8),
65 VMSTATE_UINT64_ARRAY(scratch, CPUAlphaState, 24),
66
67 VMSTATE_END_OF_LIST()
68 };
69
70 static const VMStateDescription vmstate_env = {
71 .name = "env",
72 .version_id = 3,
73 .minimum_version_id = 3,
74 .fields = vmstate_env_fields,
75 };
76
77 static const VMStateField vmstate_cpu_fields[] = {
78 VMSTATE_STRUCT(parent_obj, AlphaCPU, 0, vmstate_cpu_common, CPUState),
79 VMSTATE_STRUCT(env, AlphaCPU, 1, vmstate_env, CPUAlphaState),
80 VMSTATE_END_OF_LIST()
81 };
82
83 const VMStateDescription vmstate_alpha_cpu = {
84 .name = "cpu",
85 .version_id = 1,
86 .minimum_version_id = 1,
87 .fields = vmstate_cpu_fields,
88 };