libgo/go/math/floor_asm.go


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// Copyright 2015 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.

// +build ignore
// -build amd64 amd64p32

package math

//defined in floor_amd64.s
func hasSSE4() bool

var useSSE4 = hasSSE4()