Zig 0.17.0-dev (Split by item)

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syscall1

loongarch64.syscall1

pub fn syscall1(
    number: SYS,
    arg1: syscall_arg_t,
) u64

File

lib/std/os/linux/loongarch64.zig:17

Code

pub fn syscall1(
    number: SYS,
    arg1: syscall_arg_t,
) u64 {
    return asm volatile (
        \\ syscall 0
        : [ret] "={$r4}" (-> u64),
        : [number] "{$r11}" (@backingInt(number)),
          [arg1] "{$r4}" (arg1),
        : .{ .r12 = true, .r13 = true, .r14 = true, .r15 = true, .r16 = true, .r17 = true, .r18 = true, .r19 = true, .r20 = true, .memory = true });
}