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checkpoint: BoredWord application

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boreddevnl
2026-03-17 14:41:13 +01:00
parent d824b4610a
commit 88f178e368
13 changed files with 1976 additions and 56 deletions
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12
src/userland/libc/syscall.c
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@@ -59,6 +59,18 @@ uint64_t syscall5(uint64_t sys_num, uint64_t arg1, uint64_t arg2, uint64_t arg3,
return ret;
}
uint64_t syscall6(uint64_t sys_num, uint64_t arg1, uint64_t arg2, uint64_t arg3, uint64_t arg4, uint64_t arg5, uint64_t arg6) {
uint64_t ret;
register uint64_t r10 asm("r10") = arg4;
register uint64_t r8 asm("r8") = arg5;
register uint64_t r9 asm("r9") = arg6;
asm volatile("syscall"
: "=a"(ret)
: "a"(sys_num), "D"(arg1), "S"(arg2), "d"(arg3), "r"(r10), "r"(r8), "r"(r9)
: "rcx", "r11", "memory");
return ret;
}
void sys_exit(int status) {
syscall1(SYS_EXIT, (uint64_t)status);