1// asmcheck -gcflags=-clobberdeadreg
2
3//go:build amd64
4
5// Copyright 2021 The Go Authors. All rights reserved.
6// Use of this source code is governed by a BSD-style
7// license that can be found in the LICENSE file.
8
9package codegen
10
11type S struct {
12	a, b, c, d, e, f int
13}
14
15func F(a, b, c int, d S) {
16	// -2401018187971961171 is 0xdeaddeaddeaddead
17	// amd64:`MOVQ\t\$-2401018187971961171, AX`, `MOVQ\t\$-2401018187971961171, BX`, `MOVQ\t\$-2401018187971961171, CX`
18	// amd64:`MOVQ\t\$-2401018187971961171, DX`, `MOVQ\t\$-2401018187971961171, SI`, `MOVQ\t\$-2401018187971961171, DI`
19	// amd64:`MOVQ\t\$-2401018187971961171, R8`, `MOVQ\t\$-2401018187971961171, R9`, `MOVQ\t\$-2401018187971961171, R10`
20	// amd64:`MOVQ\t\$-2401018187971961171, R11`, `MOVQ\t\$-2401018187971961171, R12`, `MOVQ\t\$-2401018187971961171, R13`
21	// amd64:-`MOVQ\t\$-2401018187971961171, BP` // frame pointer is not clobbered
22	StackArgsCall([10]int{a, b, c})
23	// amd64:`MOVQ\t\$-2401018187971961171, R12`, `MOVQ\t\$-2401018187971961171, R13`, `MOVQ\t\$-2401018187971961171, DX`
24	// amd64:-`MOVQ\t\$-2401018187971961171, AX`, -`MOVQ\t\$-2401018187971961171, R11` // register args are not clobbered
25	RegArgsCall(a, b, c, d)
26}
27
28//go:noinline
29func StackArgsCall([10]int) {}
30
31//go:noinline
32//go:registerparams
33func RegArgsCall(int, int, int, S) {}
34