F.2.4 选定的数的十六进制表示
下表显示十六进制表示。
表 F–13 选定数的十六进制表示法 (SPARC)|
值 |
float |
double |
long double |
|---|---|---|---|
|
+0 -0 |
00000000 80000000 |
0000000000000000 8000000000000000 |
00000000000000000000000000000000 80000000000000000000000000000000 |
|
+1.0 -1.0 |
3F800000 BF800000 |
3FF0000000000000 BFF0000000000000 |
3FFF00000000000000000000000000000 BFFF00000000000000000000000000000 |
|
+2.0 +3.0 |
40000000 40400000 |
4000000000000000 4008000000000000 |
40000000000000000000000000000000 40080000000000000000000000000000 |
|
正无穷 负无穷 |
7F800000 FF800000 |
7FF0000000000000 FFF0000000000000 |
7FFF00000000000000000000000000000 FFFF00000000000000000000000000000 |
|
NaN |
7FBFFFFF |
7FF7FFFFFFFFFFFF |
7FFF7FFFFFFFFFFFFFFFFFFFFFFFFFFF |
表 F–14 选定数的十六进制表示法 (x86)
|
值 |
float |
double |
long double |
|---|---|---|---|
|
+0 -0 |
00000000 80000000 |
0000000000000000 0000000080000000 |
00000000000000000000 80000000000000000000 |
|
+1.0 -1.0 |
3F800000 BF800000 |
000000003FF00000 00000000BFF00000 |
3FFF8000000000000000 BFFF8000000000000000 |
|
+2.0 +3.0 |
40000000 40400000 |
0000000040000000 0000000040080000 |
40008000000000000000 4000C000000000000000 |
|
正无穷 负无穷 |
7F800000 FF800000 |
000000007FF00000 00000000FFF00000 |
7FFF8000000000000000 FFFF8000000000000000 |
|
NaN |
7FBFFFFF |
FFFFFFFF7FF7FFFF |
7FFFBFFFFFFFFFFFFFFF |
有关详细信息，请参阅《数值计算指南》。
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