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Current File : //usr/local/go/src/runtime/asm_amd64.h

// 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.

// Define features that are guaranteed to be supported by setting the AMD64 variable.
// If a feature is supported, there's no need to check it at runtime every time.

#ifdef GOAMD64_v2
#define hasPOPCNT
#define hasSSE42
#endif

#ifdef GOAMD64_v3
#define hasAVX
#define hasAVX2
#define hasPOPCNT
#define hasSSE42
#endif

#ifdef GOAMD64_v4
#define hasAVX
#define hasAVX2
#define hasPOPCNT
#define hasSSE42
#endif