mirror of
https://github.com/ziglang/zig.git
synced 2025-12-16 03:03:09 +00:00
29 lines
472 B
Zig
29 lines
472 B
Zig
pub fn main() void {
|
|
var i: u32 = 0;
|
|
while (i < 4) : (i += 1) print();
|
|
assert(i == 4);
|
|
}
|
|
|
|
fn print() void {
|
|
asm volatile ("syscall"
|
|
:
|
|
: [number] "{rax}" (1),
|
|
[arg1] "{rdi}" (1),
|
|
[arg2] "{rsi}" (@ptrToInt("hello\n")),
|
|
[arg3] "{rdx}" (6),
|
|
: "rcx", "r11", "memory"
|
|
);
|
|
}
|
|
|
|
pub fn assert(ok: bool) void {
|
|
if (!ok) unreachable; // assertion failure
|
|
}
|
|
|
|
// run
|
|
//
|
|
// hello
|
|
// hello
|
|
// hello
|
|
// hello
|
|
//
|