tequilaOS/platform_bionic
2
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

Merge "Inline the raise(SIGABRT) for x86-64 too."

Browse source
This commit is contained in:
Elliott Hughes 2021-02-19 18:19:00 +00:00 committed by Gerrit Code Review
commit a0a2654e2e
1 changed files with 11 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

12
libc/private/bionic_inline_raise.h
View file

@ -60,8 +60,18 @@ static inline __always_inline void inline_raise(int sig, void* value = nullptr)
register long x3 __asm__("x3") = reinterpret_cast<long>(&info);
register long x8 __asm__("x8") = __NR_rt_tgsigqueueinfo;
__asm__("svc #0" : "=r"(x0) : "r"(x0), "r"(x1), "r"(x2), "r"(x3), "r"(x8) : "memory");
#elif defined(__x86_64__)
register long rax __asm__("rax") = __NR_rt_tgsigqueueinfo;
register long rdi __asm__("rdi") = pid;
register long rsi __asm__("rsi") = tid;
register long rdx __asm__("rdx") = sig;
register long r10 __asm__("r10") = reinterpret_cast<long>(&info);
__asm__("syscall"
: "+r"(rax)
: "r"(rdi), "r"(rsi), "r"(rdx), "r"(r10)
: "memory", "cc", "r11", "rcx");
#else
// 32-bit x86 is a huge mess, so don't even bother...
syscall(__NR_rt_tgsigqueueinfo, pid, tid, sig, &info);
#endif
}