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Optimize is_power_of_two.

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Philippe Michaud-Boudreault 2016-11-06 17:34:36 +01:00 committed by Jonas 'Sortie' Termansen
parent 5585303365
commit 4890297611
1 changed files with 1 additions and 4 deletions
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5
kernel/elf.cpp
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@ -44,10 +44,7 @@ namespace ELF {
static bool is_power_of_two(uintptr_t value) static bool is_power_of_two(uintptr_t value)
{ {
for ( uintptr_t i = 0; i < sizeof(uintptr_t) * 8; i++ ) return value && !(value & (value - 1));
if ( (uintptr_t) 1 << i == value )
return true;
return false;
} }
uintptr_t Load(const void* file_ptr, size_t file_size, Auxiliary* aux) uintptr_t Load(const void* file_ptr, size_t file_size, Auxiliary* aux)