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Diffstat (limited to 'src/pkg/math/modf.go')
-rw-r--r-- | src/pkg/math/modf.go | 34 |
1 files changed, 0 insertions, 34 deletions
diff --git a/src/pkg/math/modf.go b/src/pkg/math/modf.go deleted file mode 100644 index 1e8376a93..000000000 --- a/src/pkg/math/modf.go +++ /dev/null @@ -1,34 +0,0 @@ -// 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 - -// Modf returns integer and fractional floating-point numbers -// that sum to f. Both values have the same sign as f. -// -// Special cases are: -// Modf(±Inf) = ±Inf, NaN -// Modf(NaN) = NaN, NaN -func Modf(f float64) (int float64, frac float64) - -func modf(f float64) (int float64, frac float64) { - if f < 1 { - if f < 0 { - int, frac = Modf(-f) - return -int, -frac - } - return 0, f - } - - x := Float64bits(f) - e := uint(x>>shift)&mask - bias - - // Keep the top 12+e bits, the integer part; clear the rest. - if e < 64-12 { - x &^= 1<<(64-12-e) - 1 - } - int = Float64frombits(x) - frac = f - int - return -} |