github.com/mdempsky/go@v0.0.0-20151201204031-5dd372bd1e70/src/math/ldexp_386.s (about)

     1  // Copyright 2010 The Go Authors.  All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  #include "textflag.h"
     6  
     7  // func Ldexp(frac float64, exp int) float64
     8  TEXT ·Ldexp(SB),NOSPLIT,$0
     9  	FMOVL   exp+8(FP), F0   // F0=exp
    10  	FMOVD   frac+0(FP), F0   // F0=frac, F1=e
    11  	FSCALE                // F0=x*2**e, F1=e
    12  	FMOVDP  F0, F1        // F0=x*2**e
    13  	FMOVDP  F0, ret+12(FP)
    14  	RET