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Make improvements

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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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27
libc/nt/struct/teb.h
View file

@ -1,6 +1,5 @@
#ifndef COSMOPOLITAN_LIBC_NT_TEB_H_
#define COSMOPOLITAN_LIBC_NT_TEB_H_
#include "libc/intrin/segmentation.h"
#include "libc/nt/struct/peb.h"
#if defined(__GNUC__) && !defined(__STRICT_ANSI__)
@ -8,19 +7,19 @@
* These macros address directly into NT's TEB a.k.a. TIB
* Any function that does this needs the `dontasan` keyword
*/
#define NtGetPeb() gs((struct NtPeb **)(0x60ULL))
#define NtGetTeb() gs((void **)(0x30)) /* %gs:0 linear address */
#define NtGetPid() gs((uint32_t *)(0x40)) /* GetCurrentProcessId() */
#define NtGetTid() gs((uint32_t *)(0x48)) /* GetCurrentThreadId() */
#define NtGetErr() gs((int *)(0x68))
#define _NtGetSeh() gs((void **)(0x00))
#define _NtGetStackHigh() gs((void **)(0x08))
#define _NtGetStackLow() gs((void **)(0x10))
#define _NtGetSubsystemTib() gs((void **)(0x18))
#define _NtGetFib() gs((void **)(0x20))
#define _NtGetEnv() gs((char16_t **)(0x38))
#define _NtGetRpc() gs((void **)(0x50))
#define _NtGetTls() gs((void **)(0x58)) /* cf. gs((long *)0x1480 + i0..64) */
#define NtGetPeb() ((__seg_gs struct NtPeb *)0x60)
#define NtGetTeb() ((void *)*(__seg_gs uintptr_t *)0x30)
#define NtGetPid() (*(__seg_gs uint32_t *)0x40)
#define NtGetTid() (*(__seg_gs uint32_t *)0x48)
#define NtGetErr() (*(__seg_gs int *)0x68)
#define _NtGetSeh() ((void *)*(__seg_gs uintptr_t *)0x00)
#define _NtGetStackHigh() ((void *)*(__seg_gs uintptr_t *)0x08)
#define _NtGetStackLow() ((void *)*(__seg_gs uintptr_t *)0x10)
#define _NtGetSubsystemTib() ((void *)*(__seg_gs uintptr_t *)0x18)
#define _NtGetFib() ((void *)*(__seg_gs uintptr_t *)0x20)
#define _NtGetEnv() ((char16_t *)*(__seg_gs intptr_t *)0x38)
#define _NtGetRpc() ((void *)*(__seg_gs uintptr_t *)0x50)
#define _NtGetTls() ((void *)*(__seg_gs uintptr_t *)0x58)
#endif /* __GNUC__ && !__STRICT_ANSI__ */
#endif /* COSMOPOLITAN_LIBC_NT_TEB_H_ */