45 lines
1.9 KiB
C
45 lines
1.9 KiB
C
/***********************************************************************/
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/* */
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/* Objective Caml */
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/* */
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/* Xavier Leroy, projet Cristal, INRIA Rocquencourt */
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/* */
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/* Copyright 2002 Institut National de Recherche en Informatique et */
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/* en Automatique. All rights reserved. This file is distributed */
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/* under the terms of the GNU Library General Public License, with */
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/* the special exception on linking described in file ../LICENSE. */
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/* */
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/***********************************************************************/
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/* $Id$ */
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/* Wrapper macros around native 64-bit integer arithmetic,
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so that it has the same interface as the software emulation
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provided in int64_emul.h */
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#define I64_compare(x,y) ((x) == (y) ? 0 : (x) < (y) ? -1 : 1)
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#define I64_neg(x) (-(x))
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#define I64_add(x,y) ((x) + (y))
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#define I64_sub(x,y) ((x) - (y))
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#define I64_mul(x,y) ((x) * (y))
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#define I64_is_zero(x) ((x) == 0)
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#define I64_is_negative(x) ((x) < 0)
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#define I64_div(x,y) ((x) / (y))
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#define I64_mod(x,y) ((x) % (y))
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#define I64_udivmod(x,y,quo,rem) \
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(*(rem) = (uint64)(x) % (uint64)(y), \
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*(quo) = (uint64)(x) / (uint64)(y))
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#define I64_and(x,y) ((x) & (y))
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#define I64_or(x,y) ((x) | (y))
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#define I64_xor(x,y) ((x) ^ (y))
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#define I64_lsl(x,y) ((x) << (y))
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#define I64_asr(x,y) ((x) >> (y))
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#define I64_lsr(x,y) ((uint64)(x) >> (y))
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#define I64_to_long(x) ((long) (x))
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#define I64_of_long(x) ((int64) (x))
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#define I64_to_int32(x) ((int32) (x))
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#define I64_of_int32(x) ((int64) (x))
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#define I64_to_double(x) ((double)(x))
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#define I64_of_double(x) ((int64)(x))
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