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Make progress towards aarch64 build

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Justine Tunney 2023-05-01 19:43:59 -07:00
parent 08ff26c817
commit ca2860947f
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GPG key ID: BE714B4575D6E328
15428 changed files with 25694 additions and 23138 deletions
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10
libc/intrin/exit.c
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@ -39,6 +39,7 @@
privileged wontreturn void _Exit(int exitcode) {
int i;
STRACE("_Exit(%d)", exitcode);
#ifdef __x86_64__
if (!IsWindows() && !IsMetal()) {
// On Linux _Exit1 (exit) must be called in pledge("") mode. If we
// call _Exit (exit_group) when we haven't used pledge("stdio") then
@ -64,4 +65,13 @@ privileged wontreturn void _Exit(int exitcode) {
"cli\n\t"
"lidt\t(%rsp)");
for (;;) asm("ud2");
#elif defined(__aarch64__)
register long x0 asm("x0") = exitcode;
asm volatile("mov\tx8,%1\n"
"svc\t0"
: /* no outputs */
: "i"(94), "r"(x0)
: "x8", "memory");
notpossible;
#endif
}