Zig 0.17.0-dev (Split by item)

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mainIdleEntry

Uring.mainIdleEntry

fn mainIdleEntry() callconv(.naked) void

File

lib/std/Io/Uring.zig:1109

Code

fn mainIdleEntry() callconv(.naked) void {
    switch (builtin.cpu.arch) {
        .aarch64 => asm volatile (
            \\ mov x0, fp
            \\ mov fp, #0
            \\ b %[mainIdle]
            :
            : [mainIdle] "X" (&mainIdle),
        ),
        .riscv64 => asm volatile (
            \\ mv a0, fp
            \\ mv fp, zero
            \\ tail %[mainIdle]@plt
            :
            : [mainIdle] "X" (&mainIdle),
        ),
        .x86_64 => asm volatile (
            \\ movq %%rbp, %%rdi
            \\ xor %%ebp, %%ebp
            \\ jmp %[mainIdle:P]
            :
            : [mainIdle] "X" (&mainIdle),
        ),
        else => |arch| @compileError("unimplemented architecture: " ++ @tagName(arch)),
    }
}