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py/parsenum: Use pow function to apply exponent to decimal number. 

Pow is already a dependency when compiling with floats, so may as well
use it here to reduce code size and speed up the conversion for most
cases.
This commit is contained in:
Damien George 2016-03-29 22:12:07 +01:00
parent e1e7657277
commit 2599672384
1 changed files with 1 additions and 6 deletions
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7
py/parsenum.c
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@ -263,12 +263,7 @@ mp_obj_t mp_parse_num_decimal(const char *str, size_t len, bool allow_imag, bool
}
// apply the exponent
for (; exp_val > 0; exp_val--) {
dec_val *= 10;
}
for (; exp_val < 0; exp_val++) {
dec_val *= 0.1;
}
dec_val *= MICROPY_FLOAT_C_FUN(pow)(10, exp_val);
}
// negate value if needed