| _CLC_OVERLOAD _CLC_DEF __CLC_GENTYPE log10(__CLC_GENTYPE val) { | |
| // log10(x) = log2(x) / log2(10) | |
| // 1 / log2(10) = 0.30102999566 = log10(2) | |
| // SP representation is 0.30103 (0x1.344136p-2) | |
| // DP representation is 0.301029995659999993762312442414(0x1.34413509E61D8p-2) | |
| #if __CLC_FPSIZE == 32 | |
| return log2(val) * 0x1.344136p-2f; | |
| #elif __CLC_FPSIZE == 64 | |
| return log2(val) * 0x1.34413509E61D8p-2; | |
| #else | |
| #error unknown _CLC_FPSIZE | |
| #endif | |
| } |