Tim Ledbetter
d0d81e470e
AK: Fix off by one error in integral ceil_log2()
...
Previously, certain values of `ceil_log2(x)` would be 1 smaller than
`ceil(log2(x))`.
2024-05-21 09:31:17 +02:00
implicitfield
f923016e0b
AK: Add reinterpret_as_octal()
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This is useful for parsing user-provided integers that should be
interpreted as octals.
2024-05-07 16:54:27 -06:00
Abuneri
b5bed37074
AK: Replace FP math in is_power_of
with a purely integral algorithm
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The previous naive approach was causing test failures because of
rounding issues in some exotic environments. In particular, MSVC
via MSBuild
2024-05-07 16:43:34 -06:00
Tim Ledbetter
e4715aa82a
AK: Use correct type when calculating integral exp2()
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Previously, integral `exp2()` would produce the incorrect result for
exponents above 31.
2023-10-27 21:59:44 -04:00
kleines Filmröllchen
a0705202ea
Kernel/Ext2: Write superblock backups
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We don't ever read them out, but this should make fsck a lot less mad.
2023-07-28 14:51:07 +02:00
Steffen Rusitschka
1aa07d7328
AK: Implement FloatExtractor<f128>
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This patch adds support for 128-bit floating points in FloatExtractor.
This is required to build SerenityOS on MacOS/aarch64. It might break
building for Raspberry Pi.
2022-12-02 16:22:51 +01:00
MacDue
072a78b958
AK: Add AK::ceil(float) and AK::ceil_log2(integer)
...
Co-authored-by: Leon Albrecht <leon2002.la@gmail.com>
2022-06-30 11:16:22 +02:00
Andrew Kaster
83603d68d2
AK: Make sure we don't include Math.h or math.h from KERNEL
2022-04-23 10:43:32 -07:00
Hendiadyoin1
fbb798f98c
AK: Move integral log2 and exp to IntegerMath.h
2022-02-06 17:52:33 +00:00
Hendiadyoin1
581c23dc55
AK: Introduce IntegralMath.h starting with pow<I>
2022-02-06 17:52:33 +00:00