所属分类:
系统设计方案
开发工具:C++
文件大小:164KB
下载次数:139
上传日期:2006-08-18 14:59:35
说明: 剖析Intel IA32 架构下C 语言及CPU 浮点数机制
Version 0.01
哈尔滨工业大学 谢煜波
(email: xieyubo@126.com 网址:http://purec.binghua.com)
(QQ:13916830 哈工大紫丁香BBSID:iamxiaohan)
前言
这两天翻看一本C 语言书的时候,发现上面有一段这样写到
例:将同一实型数分别赋值给单精度实型和双精度实型,然后打印输出。
#include <stdio.h>
main()
{
float a
double b
a = 123456.789e4
b = 123456.789e4
printf(“%f\n%f\n”,a,b)
}
运行结果如下:
(analysis framework and the C language CPU float mechanism Version 0.0 a Harbin Industrial University Shushan wave (email : xieyubo@126.com website : http://purec.binghua.com) (QQ : HIT lilac BBSID 13916830 : iamxiaohan) Introduction The two epoch-making book on the C language, discovered that there are some cases written : the same number of each type is assigned to the single-precision and double-real float, then print output.# Include)