// asmcheck

// Copyright 2023 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 p

func dgemmSerialNotNot(m, n, k int, a []float64, lda int, b []float64, ldb int, c []float64, ldc int, alpha float64) {
	for i := 0; i < m; i++ {
		ctmp := c[i*ldc : i*ldc+n]
		for l, v := range a[i*lda : i*lda+k] {
			tmp := alpha * v
			if tmp != 0 {

// asmcheck

// Copyright 2018 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.

// Make sure a pointer variable and a zero-sized variable
// aren't allocated to the same stack slot.
// See issue 24993.

package codegen

func zeroSize() {
	c := make(chan struct{})
	// amd64:`MOVQ\t\$0, command-line-arguments\.s\+56\(SP\)`
	var s *int

// asmcheck

// Copyright 2023 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.

// Make sure this code doesn't generate spill/restore.

package codegen

func pack20(in *[20]uint64) uint64 {
	var out uint64
	out |= 4
	// amd64:-`.*SP.*`
	out |= in[0] << 4
	// amd64:-`.*SP.*`
	out |= in[1] << 7
	// amd64:-`.*SP.*`
	out |= in[2] << 10

// asmcheck

//go:build !goexperiment.cgocheck2

// Copyright 2018 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

// This file contains code generation tests related to the handling of
// struct types.

// ------------- //
//    Zeroing    //
// ------------- //

type Z1 struct {
	a, b, c int
}

// asmcheck

// Copyright 2023 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

func issue63332(c chan int) {
	x := 0
	// amd64:-`MOVQ`
	x += 2
	c <- x

// asmcheck

// Copyright 2023 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

func combine2string(p *[2]string, a, b string) {
	// amd64:`.*runtime[.]gcWriteBarrier4\(SB\)`
	// arm64:`.*runtime[.]gcWriteBarrier4\(SB\)`
	p[0] = a
	// amd64:-`.*runtime[.]gcWriteBarrier`
	// arm64:-`.*runtime[.]gcWriteBarrier`
	p[1] = b
}

// asmcheck

// Copyright 2020 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.

// Don't allow 0 masks in shift lowering rules on ppc64x.
// See issue 42610.

package codegen

func f32(a []int32, i uint32) {
        g := func(p int32) int32 {
                i = uint32(p) * (uint32(p) & (i & 1))
                return 1
        }

// asmcheck -race

// Copyright 2019 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

// Check that we elide racefuncenter/racefuncexit for
// functions with no calls (but which might panic
// in various ways). See issue 31219.
// amd64:-"CALL.*racefuncenter.*"
// arm64:-"CALL.*racefuncenter.*"
// ppc64le:-"CALL.*racefuncenter.*"

// asmcheck

// Copyright 2019 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

// Make sure we remove both inline marks in the following code.
// Both +5 and +6 should map to real instructions, which can
// be used as inline marks instead of explicit nops.
func f(x int) int {
	// amd64:-"XCHGL"
	x = g(x) + 5
	// amd64:-"XCHGL"

// asmcheck

// Copyright 2024 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.

// These tests check that atomic instructions without dynamic checks are
// generated for architectures that support them

package codegen

import "sync/atomic"

type Counter struct {
	count int32
}

func (c *Counter) Increment() {