| // asmcheck -gcflags=-clobberdeadreg | |
| //go:build amd64 | |
| // Copyright 2021 The Go Authors. All rights reserved. | |
| // Use of this source code is governed by a BSD-style | |
| // license that can be found in the LICENSE file. | |
| package codegen | |
| type S struct { | |
| a, b, c, d, e, f int | |
| } | |
| func F(a, b, c int, d S) { | |
| // -2401018187971961171 is 0xdeaddeaddeaddead | |
| // amd64:`MOVQ \$-2401018187971961171, AX`, `MOVQ \$-2401018187971961171, BX`, `MOVQ \$-2401018187971961171, CX` | |
| // amd64:`MOVQ \$-2401018187971961171, DX`, `MOVQ \$-2401018187971961171, SI`, `MOVQ \$-2401018187971961171, DI` | |
| // amd64:`MOVQ \$-2401018187971961171, R8`, `MOVQ \$-2401018187971961171, R9`, `MOVQ \$-2401018187971961171, R10` | |
| // amd64:`MOVQ \$-2401018187971961171, R11`, `MOVQ \$-2401018187971961171, R12`, `MOVQ \$-2401018187971961171, R13` | |
| // amd64:-`MOVQ \$-2401018187971961171, BP` // frame pointer is not clobbered | |
| StackArgsCall([10]int{a, b, c}) | |
| // amd64:`MOVQ \$-2401018187971961171, R12`, `MOVQ \$-2401018187971961171, R13`, `MOVQ \$-2401018187971961171, DX` | |
| // amd64:-`MOVQ \$-2401018187971961171, AX`, -`MOVQ \$-2401018187971961171, R11` // register args are not clobbered | |
| RegArgsCall(a, b, c, d) | |
| } | |
| //go:noinline | |
| func StackArgsCall([10]int) {} | |
| //go:noinline | |
| //go:registerparams | |
| func RegArgsCall(int, int, int, S) {} | |