mirror of
https://github.com/lemire/fast_double_parser.git
synced 2025-04-03 20:04:57 +00:00
31 lines
700 B
Python
31 lines
700 B
Python
def format(number):
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upper = number // (1<<64)
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lower = number % (1<<64)
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print(""+hex(upper)+","+hex(lower)+",")
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for q in range(-342,0):
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power5 = 5 ** -q
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z = 0
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while( (1<<z) < power5) :
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z += 1
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if(q >= -27):
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b = z + 127
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c = 2 ** b // power5 + 1
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format(c)
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else:
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b = 2 * z + 2 * 64
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c = 2 ** b // power5 + 1
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# truncate
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while(c >= (1<<128)):
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c //= 2
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format(c)
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for q in range(0,308+1):
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power5 = 5 ** q
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# move the most significant bit in position
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while(power5 < (1<<127)):
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power5 *= 2
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# *truncate*
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while(power5 >= (1<<128)):
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power5 //= 2
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format(power5)
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