// Copyright (c) 2026 Petr Balvín <opensource@petrbalvin.org> (https://petrbalvin.org)
// SPDX-License-Identifier: BSD-3-Clause

#include "textflag.h"

// func cleanAdd(a, b int64) int64
// A well-behaved function that preserves the goroutine pointer.
TEXT ·cleanAdd(SB), NOSPLIT, $0-24
	MOV a+0(FP), X5
	MOV b+8(FP), X6
	ADD X5, X6, X5
	MOV X5, ret+16(FP)
	RET

// func dirtyG(a int64) int64
// Deliberately clobbers X27, the goroutine pointer (a serious ABI violation).
TEXT ·dirtyG(SB), NOSPLIT, $0-16
	MOV $0x5678, X27
	MOV a+0(FP), X5
	MOV X5, ret+8(FP)
	RET