From f154da9e12608589e8d5f0508f908a0c3e88a1bb Mon Sep 17 00:00:00 2001 From: Tianon Gravi Date: Thu, 15 Jan 2015 11:54:00 -0700 Subject: Imported Upstream version 1.4 --- src/math/unsafe.go | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 src/math/unsafe.go (limited to 'src/math/unsafe.go') diff --git a/src/math/unsafe.go b/src/math/unsafe.go new file mode 100644 index 000000000..5ae67420f --- /dev/null +++ b/src/math/unsafe.go @@ -0,0 +1,21 @@ +// Copyright 2009 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 math + +import "unsafe" + +// Float32bits returns the IEEE 754 binary representation of f. +func Float32bits(f float32) uint32 { return *(*uint32)(unsafe.Pointer(&f)) } + +// Float32frombits returns the floating point number corresponding +// to the IEEE 754 binary representation b. +func Float32frombits(b uint32) float32 { return *(*float32)(unsafe.Pointer(&b)) } + +// Float64bits returns the IEEE 754 binary representation of f. +func Float64bits(f float64) uint64 { return *(*uint64)(unsafe.Pointer(&f)) } + +// Float64frombits returns the floating point number corresponding +// the IEEE 754 binary representation b. +func Float64frombits(b uint64) float64 { return *(*float64)(unsafe.Pointer(&b)) } -- cgit v1.2.3