#define _GNU_SOURCE #include <stdint.h> #include <stdio.h> #include <math.h> int main (void) { double d; uint8_t n; int i; printf("static const uint8_t mfrom_ROM_table[602] =\n{\n "); for (i = 0; i < 602; i++) { /* Extremly decomposed: * -T0 / 256 * T0 = 256 * log10(10 + 1.0) + 0.5 */ d = -i; d /= 256.0; d = exp10(d); d += 1.0; d = log10(d); d *= 256; d += 0.5; n = d; printf("%3d, ", n); if ((i & 7) == 7) printf("\n "); } printf("\n};\n"); return 0; }