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syscall1

sparc64.syscall1

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

File

lib/std/os/linux/sparc64.zig:21

Code

pub fn syscall1(
    number: SYS,
    arg1: syscall_arg_t,
) u64 {
    return asm volatile (
        \\ t 0x6d
        \\ bcc,pt %%xcc, 1f
        \\  nop
        \\ neg %%o0
        \\1:
        : [ret] "={o0}" (-> u64),
        : [number] "{g1}" (@backingInt(number)),
          [arg1] "{o0}" (arg1),
        : .{ .memory = true, .xcc = true, .o1 = true, .o2 = true, .o3 = true, .o4 = true, .o5 = true, .o7 = true });
}