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Improve Windows sleep accuracy from 15ms to 15µs

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Justine Tunney 2024-12-06 23:00:07 -08:00
parent b40140e6c5
commit b490e23d63
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GPG key ID: BE714B4575D6E328
16 changed files with 189 additions and 67 deletions
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18
libc/nt/ntdll/NtSetTimerResolution.S Normal file
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@ -0,0 +1,18 @@
#include "libc/nt/ntdllimport.h"
.ntimp NtSetTimerResolution,NtSetTimerResolution
.text.windows
.ftrace1
NtSetTimerResolution:
.ftrace2
#ifdef __x86_64__
push %rbp
mov %rsp,%rbp
mov __imp_NtSetTimerResolution(%rip),%rax
jmp __sysv2nt
#elif defined(__aarch64__)
mov x0,#0
ret
#endif
.endfn NtSetTimerResolution,globl
.previous