OSDN Git Service
(root)
/
qmiga
/
qemu.git
/ blob
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
history
|
raw
|
HEAD
host-utils: Add muldiv64_round_up
[qmiga/qemu.git]
/
include
/
qemu
/
cpu-float.h
1
#ifndef QEMU_CPU_FLOAT_H
2
#define QEMU_CPU_FLOAT_H
3
4
#include "fpu/softfloat-types.h"
5
6
/* Unions for reinterpreting between floats and integers. */
7
8
typedef union {
9
float32 f;
10
uint32_t l;
11
} CPU_FloatU;
12
13
typedef union {
14
float64 d;
15
#if HOST_BIG_ENDIAN
16
struct {
17
uint32_t upper;
18
uint32_t lower;
19
} l;
20
#else
21
struct {
22
uint32_t lower;
23
uint32_t upper;
24
} l;
25
#endif
26
uint64_t ll;
27
} CPU_DoubleU;
28
29
typedef union {
30
floatx80 d;
31
struct {
32
uint64_t lower;
33
uint16_t upper;
34
} l;
35
} CPU_LDoubleU;
36
37
typedef union {
38
float128 q;
39
#if HOST_BIG_ENDIAN
40
struct {
41
uint32_t upmost;
42
uint32_t upper;
43
uint32_t lower;
44
uint32_t lowest;
45
} l;
46
struct {
47
uint64_t upper;
48
uint64_t lower;
49
} ll;
50
#else
51
struct {
52
uint32_t lowest;
53
uint32_t lower;
54
uint32_t upper;
55
uint32_t upmost;
56
} l;
57
struct {
58
uint64_t lower;
59
uint64_t upper;
60
} ll;
61
#endif
62
} CPU_QuadU;
63
64
#endif /* QEMU_CPU_FLOAT_H */