src/pkg/math/asin_amd64.s - go - Git at Google

 // Copyright 2011 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.

 TEXT ·Asin(SB),7,$0
 	JMP ·asin(SB)

 TEXT ·Acos(SB),7,$0
 	JMP ·acos(SB)
	// Copyright 2011 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.

	TEXT ·Asin(SB),7,$0
	JMP ·asin(SB)

	TEXT ·Acos(SB),7,$0
	JMP ·acos(SB)