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- Introduce portable sched_getcpu() api
- Support GCC's __target_clones__ feature
- Make fma() go faster on x86 in default mode
- Remove some asan checks from core libraries
- WinMain() now ensures $HOME and $USER are defined
This commit is contained in:
Justine Tunney 2024-02-01 03:39:46 -08:00
parent d5225a693b
commit 2ab9e9f7fd
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GPG key ID: BE714B4575D6E328
192 changed files with 2809 additions and 932 deletions
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29
libc/sysv/consts.sh
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@ -234,7 +234,9 @@ syscon mmap MAP_INHERIT -1 -1 -1 -1 -1 -1 0x00000080 -1 # make
syscon mmap MAP_HASSEMAPHORE 0 0 0x00000200 0x00000200 0x00000200 0 0x00000200 0 # does it matter on x86?
syscon mmap MAP_NOSYNC 0 0 0 0 0x00000800 0 0 0 # flush to physical media only when necessary rather than gratuitously; be sure to use write() rather than ftruncate() with this!
syscon mmap MAP_CONCEAL 0 0 0 0 0x00020000 0x00008000 0x00008000 0 # omit from core dumps; MAP_NOCORE on FreeBSD
syscon mmap MAP_JIT 0 0 0 0x00000800 0 0 0 0 # omit from core dumps; MAP_NOCORE on FreeBSD
syscon mmap MAP_JIT 0 0 0 0x00000800 0 0 0 0 # allocate region used for just-in-time compilation
syscon mmap MAP_NOCACHE 0 0 0x00000400 0x00000400 0 0 0 0 # don't cache pages for this mapping
syscon mmap MAP_NOEXTEND 0 0 0x00000100 0x00000100 0 0 0 0 # for MAP_FILE, don't change file size
syscon compat MAP_NOCORE 0 0 0 0 0x00020000 0x00008000 0x00008000 0 # use MAP_CONCEAL
syscon compat MAP_ANON 0x00000020 0x00000020 0x00001000 0x00001000 0x00001000 0x00001000 0x00001000 0x00000020 # bsd consensus; faked nt
syscon compat MAP_EXECUTABLE 0x00001000 0x00001000 0 0 0 0 0 0 # ignored
@ -269,17 +271,18 @@ syscon madv MADV_WIPEONFORK 18 18 127 127 127 127 127 127 # T
syscon madv MADV_KEEPONFORK 19 19 127 127 127 127 127 127 # TODO: add support ?
syscon madv MADV_COLD 20 20 127 127 127 127 127 127 # TODO: add support ?
syscon madv MADV_PAGEOUT 21 21 127 127 127 127 127 127 # TODO: add support ?
syscon madv MADV_POPULATE_READ 22 22 127 127 127 127 127 127 # TODO: add support ?
syscon madv MADV_POPULATE_WRITE 23 23 127 127 127 127 127 127 # TODO: add support ?
syscon madv MADV_DONTNEED_LOCKED 24 24 127 127 127 127 127 127 # TODO: add support ?
syscon madv MADV_POPULATE_READ 22 22 127 127 127 127 127 127 # TODO: add support ?
syscon madv MADV_POPULATE_WRITE 23 23 127 127 127 127 127 127 # TODO: add support ?
syscon madv MADV_DONTNEED_LOCKED 24 24 127 127 127 127 127 127 # TODO: add support ?
syscon madv MADV_COLLAPSE 25 25 127 127 127 127 127 127 # TODO: add support ?
syscon madv MADV_DOFORK 11 11 127 127 127 127 127 127 # TODO(jart): what is it?
syscon madv MADV_DONTDUMP 16 16 127 127 127 127 127 127 # see MAP_CONCEAL in OpenBSD; TODO(jart): what is it?
syscon madv MADV_DONTFORK 10 10 127 127 127 127 127 127 # TODO(jart): what is it?
syscon madv MADV_HWPOISON 100 100 127 127 127 127 127 127 # TODO(jart): what is it?
syscon madv MADV_SOFT_OFFLINE 101 101 127 127 127 127 127 127 # TODO: add support ?
syscon madv MADV_SOFT_OFFLINE 101 101 127 127 127 127 127 127 # TODO: add support ?
syscon madv MADV_REMOVE 9 9 127 127 127 127 127 127 # TODO(jart): what is it?
syscon fadv POSIX_FADV_NOREUSE 5 5 127 127 5 127 5 127 # wut
syscon madv MADV_REMOVE 9 9 127 127 127 127 127 127 # TODO(jart): what is it?
# mmap(), mprotect(), etc.
# digital restrictions management for the people
@ -579,19 +582,19 @@ syscon clock CLOCK_REALTIME 0 0 0 0 0 0 0 0 # consensus
syscon clock CLOCK_REALTIME_PRECISE 0 0 0 0 9 0 0 0 #
syscon clock CLOCK_REALTIME_FAST 0 0 0 0 10 0 0 0 #
syscon clock CLOCK_REALTIME_COARSE 5 5 0 0 10 0 0 2 # Linux 2.6.32+; bsd consensus; not available on RHEL5
syscon clock CLOCK_MONOTONIC 1 1 1 6 4 3 3 1 # XNU/NT faked; could move backwards if NTP introduces negative leap second
syscon clock CLOCK_MONOTONIC_PRECISE 1 1 1 6 11 3 3 1 #
syscon clock CLOCK_MONOTONIC_FAST 1 1 1 6 12 3 3 1 #
syscon clock CLOCK_MONOTONIC_COARSE 6 6 1 6 12 3 3 1 # Linux 2.6.32+; bsd consensus; not available on RHEL5
syscon clock CLOCK_MONOTONIC_RAW 4 4 127 4 127 127 127 127 # actually monotonic; not subject to NTP adjustments; Linux 2.6.28+; XNU/NT/FreeBSD/OpenBSD faked; not available on RHEL5
syscon clock CLOCK_PROCESS_CPUTIME_ID 2 2 127 12 15 2 0x40000000 127 # NetBSD lets you bitwise a PID into clockid_t
syscon clock CLOCK_THREAD_CPUTIME_ID 3 3 127 16 14 4 0x20000000 127 #
syscon clock CLOCK_MONOTONIC 1 1 6 6 4 3 3 1 # XNU/NT faked; could move backwards if NTP introduces negative leap second
syscon clock CLOCK_MONOTONIC_PRECISE 1 1 6 6 11 3 3 1 #
syscon clock CLOCK_MONOTONIC_FAST 1 1 6 6 12 3 3 1 #
syscon clock CLOCK_MONOTONIC_COARSE 6 6 5 5 12 3 3 1 # Linux 2.6.32+; bsd consensus; not available on RHEL5
syscon clock CLOCK_MONOTONIC_RAW 4 4 4 4 127 127 127 127 # actually monotonic; not subject to NTP adjustments; Linux 2.6.28+; XNU/NT/FreeBSD/OpenBSD faked; not available on RHEL5
syscon clock CLOCK_PROCESS_CPUTIME_ID 2 2 12 12 15 2 0x40000000 4 # NetBSD lets you bitwise a PID into clockid_t
syscon clock CLOCK_THREAD_CPUTIME_ID 3 3 16 16 14 4 0x20000000 5 #
syscon clock CLOCK_PROF 127 127 127 127 2 127 2 127 #
syscon clock CLOCK_BOOTTIME 7 7 7 127 127 6 127 3 #
syscon clock CLOCK_REALTIME_ALARM 8 8 127 127 127 127 127 127 #
syscon clock CLOCK_BOOTTIME_ALARM 9 9 127 127 127 127 127 127 #
syscon clock CLOCK_TAI 11 11 127 127 127 127 127 127 #
syscon clock CLOCK_UPTIME 127 127 127 127 5 5 127 127 #
syscon clock CLOCK_UPTIME 127 127 8 8 5 5 127 127 #
syscon clock CLOCK_UPTIME_PRECISE 127 127 127 127 7 127 127 127 #
syscon clock CLOCK_UPTIME_FAST 127 127 127 127 8 127 127 127 #
syscon clock CLOCK_SECOND 127 127 127 127 13 127 127 127 #

2
libc/sysv/consts/CLOCK_MONOTONIC.S
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@ -1,2 +1,2 @@
#include "libc/sysv/consts/syscon.internal.h"
.syscon clock,CLOCK_MONOTONIC,1,1,1,6,4,3,3,1
.syscon clock,CLOCK_MONOTONIC,1,1,6,6,4,3,3,1

2
libc/sysv/consts/CLOCK_MONOTONIC_COARSE.S
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@ -1,2 +1,2 @@
#include "libc/sysv/consts/syscon.internal.h"
.syscon clock,CLOCK_MONOTONIC_COARSE,6,6,1,6,12,3,3,1
.syscon clock,CLOCK_MONOTONIC_COARSE,6,6,5,5,12,3,3,1

2
libc/sysv/consts/CLOCK_MONOTONIC_FAST.S
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@ -1,2 +1,2 @@
#include "libc/sysv/consts/syscon.internal.h"
.syscon clock,CLOCK_MONOTONIC_FAST,1,1,1,6,12,3,3,1
.syscon clock,CLOCK_MONOTONIC_FAST,1,1,6,6,12,3,3,1

2
libc/sysv/consts/CLOCK_MONOTONIC_PRECISE.S
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@ -1,2 +1,2 @@
#include "libc/sysv/consts/syscon.internal.h"
.syscon clock,CLOCK_MONOTONIC_PRECISE,1,1,1,6,11,3,3,1
.syscon clock,CLOCK_MONOTONIC_PRECISE,1,1,6,6,11,3,3,1

2
libc/sysv/consts/CLOCK_MONOTONIC_RAW.S
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@ -1,2 +1,2 @@
#include "libc/sysv/consts/syscon.internal.h"
.syscon clock,CLOCK_MONOTONIC_RAW,4,4,127,4,127,127,127,127
.syscon clock,CLOCK_MONOTONIC_RAW,4,4,4,4,127,127,127,127

2
libc/sysv/consts/CLOCK_PROCESS_CPUTIME_ID.S
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@ -1,2 +1,2 @@
#include "libc/sysv/consts/syscon.internal.h"
.syscon clock,CLOCK_PROCESS_CPUTIME_ID,2,2,127,12,15,2,0x40000000,127
.syscon clock,CLOCK_PROCESS_CPUTIME_ID,2,2,12,12,15,2,0x40000000,4

2
libc/sysv/consts/CLOCK_THREAD_CPUTIME_ID.S
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@ -1,2 +1,2 @@
#include "libc/sysv/consts/syscon.internal.h"
.syscon clock,CLOCK_THREAD_CPUTIME_ID,3,3,127,16,14,4,0x20000000,127
.syscon clock,CLOCK_THREAD_CPUTIME_ID,3,3,16,16,14,4,0x20000000,5

2
libc/sysv/consts/CLOCK_UPTIME.S
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@ -1,2 +1,2 @@
#include "libc/sysv/consts/syscon.internal.h"
.syscon clock,CLOCK_UPTIME,127,127,127,127,5,5,127,127
.syscon clock,CLOCK_UPTIME,127,127,8,8,5,5,127,127

2
libc/sysv/consts/MAP_NOCACHE.S Normal file
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@ -0,0 +1,2 @@
#include "libc/sysv/consts/syscon.internal.h"
.syscon mmap,MAP_NOCACHE,0,0,0x00000400,0x00000400,0,0,0,0

2
libc/sysv/consts/MAP_NOEXTEND.S Normal file
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@ -0,0 +1,2 @@
#include "libc/sysv/consts/syscon.internal.h"
.syscon mmap,MAP_NOEXTEND,0,0,0x00000100,0x00000100,0,0,0,0

3
libc/sysv/consts/map.h
View file

@ -16,6 +16,8 @@ extern const int MAP_HASSEMAPHORE;
extern const int MAP_INHERIT;
extern const int MAP_JIT;
extern const int MAP_LOCKED;
extern const int MAP_NOCACHE;
extern const int MAP_NOEXTEND;
extern const int MAP_NONBLOCK;
extern const int MAP_NORESERVE;
extern const int MAP_NOSYNC;
@ -40,6 +42,7 @@ COSMOPOLITAN_C_END_
#define MAP_FIXED_NOREPLACE MAP_FIXED_NOREPLACE
#define MAP_HASSEMAPHORE MAP_HASSEMAPHORE
#define MAP_POPULATE MAP_POPULATE
#define MAP_NORESERVE MAP_NORESERVE
#define MAP_ANON MAP_ANONYMOUS
#define MAP_NOCORE MAP_CONCEAL