24 lines
814 B
C
24 lines
814 B
C
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#include "c_float.h"
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#include <stdlib.h>
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#include <stdio.h>
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static void c_Double_print(c_Double_t value) {
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uint64_t sign = value.sign;
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uint64_t exponent = value.exponent;
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uint64_t fraction = value.mantissa;
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printf("数值: %.15f\n", value.d);
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printf("整体十六进制: 0x%016llX\n", (unsigned long long)value.u);
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printf("符号位 (Sign): %llu (%s)\n", (unsigned long long)sign, sign ? "负" : "正");
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printf("指数位 (Exponent 原始值): %llu (实际 2 阶: %d)\n",
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(unsigned long long)exponent, (int)exponent - 1023);
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printf("尾数位 (Fraction 16进制): 0x%013llX\n", (unsigned long long)fraction);
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printf("---------------------------------------\n");
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}
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int main(int argc, char** argv){
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c_Double_t d={.d=1.0f};
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c_Double_print(d);
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return 0;
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}
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