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b359080f42
platforms where currency is "type int64"
* inline trunc(currency), trunc(comp) and round(comp) on platforms where
currency and comp are "type int64"
git-svn-id: trunk@47859 -
84 lines
2.1 KiB
PHP
84 lines
2.1 KiB
PHP
{
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This file is part of the Free Pascal run time library.
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Copyright (c) 1999-2007 by Several contributors
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Generic mathematical routines (on type currency)
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See the file COPYING.FPC, included in this distribution,
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for details about the copyright.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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}
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{$ifdef FPC_CURRENCY_IS_INT64}
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function trunc(c : currency) : int64; {$ifdef systeminline} inline; {$endif}
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begin
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{ the type conversion includes dividing by 10000 }
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result := int64(c)
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end;
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{$ifndef cpujvm}
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function trunc(c : comp) : int64; {$ifdef systeminline} inline; {$endif}
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{$else not cpujvm}
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function trunc_comp(c : comp) : int64; {$ifdef systeminline} inline; {$endif}
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{$endif cpujvm}
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begin
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result := c
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end;
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{$ifndef FPUNONE}
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function round(c : currency) : int64;
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var
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rem, absrem: currency;
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begin
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result := int64(c);
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rem := c - currency(result);
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case softfloat_rounding_mode of
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rmNearest:
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begin
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absrem := abs(rem);
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if (absrem > 0.5) or
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((absrem = 0.5) and
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odd(result)) then
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if (rem > 0) then
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inc(result)
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else
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dec(result)
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end;
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rmDown:
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begin
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if rem < 0 then
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dec(result);
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end;
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rmUp:
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begin
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if rem > 0 then
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inc(result);
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end;
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rmTruncate:
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begin
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// result is already ok
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end;
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end;
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end;
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{$endif FPUNONE}
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{$ifndef cpujvm}
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function round(c : comp) : int64; {$ifdef systeminline} inline; {$endif}
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{$else not cpujvm}
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function round_comp(c : comp) : int64; {$ifdef systeminline} inline; {$endif}
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{$endif cpujvm}
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begin
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result := c
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end;
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{$endif FPC_CURRENCY_IS_INT64}
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