diff --git a/lib/std/start.zig b/lib/std/start.zig index 74e177ce0b..76789bc5fc 100644 --- a/lib/std/start.zig +++ b/lib/std/start.zig @@ -316,6 +316,24 @@ fn _start() callconv(.Naked) noreturn { \\ and sp, #-16 \\ b %[posixCallMainAndExit] , + // zig fmt: off + .csky => + if (builtin.position_independent_code) + // The CSKY ABI assumes that `gb` is set to the address of the GOT in order for + // position-independent code to work. We depend on this in `std.os.linux.start_pie` + // to locate `_DYNAMIC` as well. + \\ grs t0, 1f + \\ 1: + \\ lrw gb, 1b@GOTPC + \\ addu gb, t0 + else "" + ++ + \\ movi lr, 0 + \\ mov a0, sp + \\ andi sp, sp, -8 + \\ jmpi %[posixCallMainAndExit] + , + // zig fmt: on .hexagon => // r29 = SP, r30 = FP \\ r30 = #0