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- Finish cleaning up the stdio unlocked APIs
- Make __cxa_finalize() properly thread safe
- Don't log locks if threads aren't being used
- Add some more mutex guards to places using _mmi
- Specific lock names now appear in the --ftrace logs
- Fix mkdeps.com generating invalid Makefiles sometimes
- Simplify and fix bugs in the test runner infrastructure
- Fix issue where sometimes some functions wouldn't be logged
This commit is contained in:
Justine Tunney 2022-06-12 11:47:20 -07:00
parent 4ddfc47d6e
commit 8cdec62f5b
87 changed files with 955 additions and 899 deletions
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27
libc/nexgen32e/gettls.h Normal file
View file

@ -0,0 +1,27 @@
#ifndef COSMOPOLITAN_LIBC_NEXGEN32E_GETTLS_H_
#define COSMOPOLITAN_LIBC_NEXGEN32E_GETTLS_H_
#include "libc/dce.h"
#include "libc/nexgen32e/threaded.h"
#if !(__ASSEMBLER__ + __LINKER__ + 0)
COSMOPOLITAN_C_START_
char *__get_tls(void) libcesque nosideeffect;
#if defined(__GNUC__) && defined(__x86_64__) && !defined(__STRICT_ANSI__)
static noasan inline char *__get_tls_inline(void) {
char *tib, *lin = (char *)0x30;
if (IsLinux() || IsFreebsd() || IsNetbsd() || IsOpenbsd()) {
asm("mov\t%%fs:(%1),%0" : "=a"(tib) : "r"(lin) : "memory");
} else {
asm("mov\t%%gs:(%1),%0" : "=a"(tib) : "r"(lin) : "memory");
if (IsWindows()) {
tib = *(char **)(tib + 0x1480 + __tls_index * 8);
}
}
return tib;
}
#endif /* GNU x86-64 */
COSMOPOLITAN_C_END_
#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
#endif /* COSMOPOLITAN_LIBC_NEXGEN32E_GETTLS_H_ */

17
libc/nexgen32e/threaded.h
View file

@ -1,6 +1,5 @@
#ifndef COSMOPOLITAN_LIBC_NEXGEN32E_THREADED_H_
#define COSMOPOLITAN_LIBC_NEXGEN32E_THREADED_H_
#include "libc/dce.h"
#if !(__ASSEMBLER__ + __LINKER__ + 0)
COSMOPOLITAN_C_START_
@ -8,25 +7,9 @@ extern int __threaded;
extern bool __tls_enabled;
extern unsigned __tls_index;
char *__get_tls(void) libcesque nosideeffect;
void *__initialize_tls(char[64]);
void __install_tls(char[64]);
#if defined(__GNUC__) && defined(__x86_64__) && !defined(__STRICT_ANSI__)
static noasan inline char *__get_tls_inline(void) {
char *tib, *lin = (char *)0x30;
if (IsLinux() || IsFreebsd() || IsNetbsd() || IsOpenbsd()) {
asm("mov\t%%fs:(%1),%0" : "=a"(tib) : "r"(lin) : "memory");
} else {
asm("mov\t%%gs:(%1),%0" : "=a"(tib) : "r"(lin) : "memory");
if (IsWindows()) {
tib = *(char **)(tib + 0x1480 + __tls_index * 8);
}
}
return tib;
}
#endif /* GNU x86-64 */
COSMOPOLITAN_C_END_
#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
#endif /* COSMOPOLITAN_LIBC_NEXGEN32E_THREADED_H_ */