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Diffstat (limited to 'lib/Floataux.ml')
| -rw-r--r-- | lib/Floataux.ml | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/lib/Floataux.ml b/lib/Floataux.ml deleted file mode 100644 index dfdd6ce9..00000000 --- a/lib/Floataux.ml +++ /dev/null @@ -1,51 +0,0 @@ -(* *********************************************************************) -(* *) -(* The Compcert verified compiler *) -(* *) -(* Xavier Leroy, INRIA Paris-Rocquencourt *) -(* *) -(* Copyright Institut National de Recherche en Informatique et en *) -(* Automatique. All rights reserved. This file is distributed *) -(* under the terms of the GNU General Public License as published by *) -(* the Free Software Foundation, either version 2 of the License, or *) -(* (at your option) any later version. This file is also distributed *) -(* under the terms of the INRIA Non-Commercial License Agreement. *) -(* *) -(* *********************************************************************) - -open Camlcoq - -let singleoffloat f = - Int32.float_of_bits (Int32.bits_of_float f) - -let intoffloat f = - if f < 2147483648.0 (*2^31 *) && f > -2147483649.0 (* -2^31-1 *) - then Some (coqint_of_camlint (Int32.of_float f)) - else None - -let intuoffloat f = - if f < 4294967296.0 (* 2^32 *) && f >= 0.0 - then Some (coqint_of_camlint (Int64.to_int32 (Int64.of_float f))) - else None - -let floatofint i = - Int32.to_float (camlint_of_coqint i) - -let floatofintu i = - Int64.to_float (Int64.logand (Int64.of_int32 (camlint_of_coqint i)) - 0xFFFFFFFFL) - -let cmp c (x: float) (y: float) = - match c with - | Integers.Ceq -> x = y - | Integers.Cne -> x <> y - | Integers.Clt -> x < y - | Integers.Cle -> x <= y - | Integers.Cgt -> x > y - | Integers.Cge -> x >= y - -let bits_of_single f = coqint_of_camlint (Int32.bits_of_float f) -let single_of_bits f = Int32.float_of_bits (camlint_of_coqint f) - -let bits_of_double f = coqint_of_camlint64 (Int64.bits_of_float f) -let double_of_bits f = Int64.float_of_bits (camlint64_of_coqint f) |