35 inline void GrisuRound(char* buffer, int len, uint64_t delta, uint64_t rest, uint64_t ten_kappa, ui…  in GrisuRound()  argument
39         buffer[len - 1]--;  in GrisuRound()
60 inline void DigitGen(const DiyFp& W, const DiyFp& Mp, uint64_t delta, char* buffer, int* len, int* …  in DigitGen()  argument
88             buffer[(*len)++] = static_cast<char>('0' + static_cast<char>(d));  in DigitGen()
93             GrisuRound(buffer, *len, delta, tmp, kPow10[kappa] << -one.e, wp_w.f);  in DigitGen()
104             buffer[(*len)++] = static_cast<char>('0' + d);  in DigitGen()
110             GrisuRound(buffer, *len, delta, p2, one.f, wp_w.f * (index < 20 ? kPow10[index] : 0));  in DigitGen()
116 inline void Grisu2(double value, char* buffer, int* length, int* K) {  in Grisu2()  argument
127     DigitGen(W, Wp, Wp.f - Wm.f, buffer, length, K);  in Grisu2()
130 inline char* WriteExponent(int K, char* buffer) {  in WriteExponent()  argument
132         *buffer++ = '-';  in WriteExponent()
137         *buffer++ = static_cast<char>('0' + static_cast<char>(K / 100));  in WriteExponent()
140         *buffer++ = d[0];  in WriteExponent()
141         *buffer++ = d[1];  in WriteExponent()
145         *buffer++ = d[0];  in WriteExponent()
146         *buffer++ = d[1];  in WriteExponent()
149         *buffer++ = static_cast<char>('0' + static_cast<char>(K));  in WriteExponent()
151     return buffer;  in WriteExponent()
154 inline char* Prettify(char* buffer, int length, int k, int maxDecimalPlaces) {  in Prettify()  argument
160             buffer[i] = '0';  in Prettify()
161         buffer[kk] = '.';  in Prettify()
162         buffer[kk + 1] = '0';  in Prettify()
163         return &buffer[kk + 2];  in Prettify()
167         std::memmove(&buffer[kk + 1], &buffer[kk], static_cast<size_t>(length - kk));  in Prettify()
168         buffer[kk] = '.';  in Prettify()
173                 if (buffer[i] != '0')  in Prettify()
174                     return &buffer[i + 1];  in Prettify()
175             return &buffer[kk + 2]; // Reserve one zero  in Prettify()
178             return &buffer[length + 1];  in Prettify()
183         std::memmove(&buffer[offset], &buffer[0], static_cast<size_t>(length));  in Prettify()
184         buffer[0] = '0';  in Prettify()
185         buffer[1] = '.';  in Prettify()
187             buffer[i] = '0';  in Prettify()
192                 if (buffer[i] != '0')  in Prettify()
193                     return &buffer[i + 1];  in Prettify()
194             return &buffer[3]; // Reserve one zero  in Prettify()
197             return &buffer[length + offset];  in Prettify()
201         buffer[0] = '0';  in Prettify()
202         buffer[1] = '.';  in Prettify()
203         buffer[2] = '0';  in Prettify()
204         return &buffer[3];  in Prettify()
208         buffer[1] = 'e';  in Prettify()
209         return WriteExponent(kk - 1, &buffer[2]);  in Prettify()
213         std::memmove(&buffer[2], &buffer[1], static_cast<size_t>(length - 1));  in Prettify()
214         buffer[1] = '.';  in Prettify()
215         buffer[length + 1] = 'e';  in Prettify()
216         return WriteExponent(kk - 1, &buffer[0 + length + 2]);  in Prettify()
220 inline char* dtoa(double value, char* buffer, int maxDecimalPlaces = 324) {
225             *buffer++ = '-';     // -0.0, Issue #289
226         buffer[0] = '0';
227         buffer[1] = '.';
228         buffer[2] = '0';
229         return &buffer[3];
233             *buffer++ = '-';
237         Grisu2(value, buffer, &length, &K);
238         return Prettify(buffer, length, K, maxDecimalPlaces);