| 1 | /*
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| 2 | * Helper functions for ntdll
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| 3 | *
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| 4 | * Copyright 2000 Juergen Schmied
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| 5 | *
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| 6 | * This library is free software; you can redistribute it and/or
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| 7 | * modify it under the terms of the GNU Lesser General Public
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| 8 | * License as published by the Free Software Foundation; either
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| 9 | * version 2.1 of the License, or (at your option) any later version.
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| 10 | *
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| 11 | * This library is distributed in the hope that it will be useful,
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| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 14 | * Lesser General Public License for more details.
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| 15 | *
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| 16 | * You should have received a copy of the GNU Lesser General Public
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| 17 | * License along with this library; if not, write to the Free Software
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| 18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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| 19 | */
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| 20 |
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| 21 | #include "config.h"
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| 22 |
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| 23 | #include <time.h>
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| 24 | #include <math.h>
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| 25 |
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| 26 | #include "wine/debug.h"
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| 27 | #include "ntdll_misc.h"
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| 28 |
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| 29 | WINE_DEFAULT_DEBUG_CHANNEL(ntdll);
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| 30 |
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| 31 | #if defined(__GNUC__) && defined(__i386__)
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| 32 | #define DO_FPU(x,y) __asm__ __volatile__( x " %0;fwait" : "=m" (y) : )
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| 33 | #define POP_FPU(x) DO_FPU("fstpl",x)
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| 34 | #endif
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| 35 |
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| 36 | #ifdef DEBUG
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| 37 | void dump_ObjectAttributes (const OBJECT_ATTRIBUTES *oa)
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| 38 | {
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| 39 | if (oa)
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| 40 | TRACE("%p:(name=%s, attr=0x%08lx, hRoot=0x%08x, sd=%p) \n",
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| 41 | oa, debugstr_us(oa->ObjectName),
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| 42 | oa->Attributes, oa->RootDirectory, oa->SecurityDescriptor);
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| 43 | }
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| 44 |
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| 45 | LPCSTR debugstr_us( const UNICODE_STRING *us )
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| 46 | {
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| 47 | if (!us) return "<null>";
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| 48 | return debugstr_wn(us->Buffer, us->Length);
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| 49 | }
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| 50 | #endif
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| 51 |
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| 52 | /*********************************************************************
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| 53 | * _ftol (NTDLL.@)
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| 54 | *
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| 55 | * VERSION
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| 56 | * [GNUC && i386]
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| 57 | */
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| 58 | #if defined(__GNUC__) && defined(__i386__)
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| 59 | LONG __cdecl NTDLL__ftol(void)
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| 60 | {
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| 61 | /* don't just do DO_FPU("fistp",retval), because the rounding
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| 62 | * mode must also be set to "round towards zero"... */
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| 63 | double fl;
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| 64 | POP_FPU(fl);
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| 65 | return (LONG)fl;
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| 66 | }
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| 67 | #endif /* defined(__GNUC__) && defined(__i386__) */
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| 68 |
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| 69 | /*********************************************************************
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| 70 | * _ftol (NTDLL.@)
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| 71 | *
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| 72 | * FIXME
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| 73 | * Should be register function
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| 74 | * VERSION
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| 75 | * [!GNUC && i386]
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| 76 | */
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| 77 | #if !defined(__GNUC__) && defined(__i386__)
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| 78 | LONG __cdecl NTDLL__ftol(double fl)
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| 79 | {
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| 80 | FIXME("should be register function\n");
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| 81 | return (LONG)fl;
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| 82 | }
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| 83 | #endif /* !defined(__GNUC__) && defined(__i386__) */
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| 84 |
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| 85 | /*********************************************************************
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| 86 | * _ftol (NTDLL.@)
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| 87 | * VERSION
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| 88 | * [!i386]
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| 89 | */
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| 90 | #ifndef __i386__
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| 91 | LONG __cdecl NTDLL__ftol(double fl)
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| 92 | {
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| 93 | return (LONG) fl;
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| 94 | }
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| 95 | #endif /* !defined(__i386__) */
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| 96 |
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| 97 | /*********************************************************************
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| 98 | * _CIpow (NTDLL.@)
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| 99 | * VERSION
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| 100 | * [GNUC && i386]
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| 101 | */
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| 102 | #if defined(__GNUC__) && defined(__i386__)
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| 103 | double __cdecl NTDLL__CIpow(void)
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| 104 | {
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| 105 | double x,y;
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| 106 | POP_FPU(y);
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| 107 | POP_FPU(x);
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| 108 | return pow(x,y);
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| 109 | }
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| 110 | #endif /* defined(__GNUC__) && defined(__i386__) */
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| 111 |
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| 112 |
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| 113 | /*********************************************************************
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| 114 | * _CIpow (NTDLL.@)
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| 115 | *
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| 116 | * FIXME
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| 117 | * Should be register function
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| 118 | *
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| 119 | * VERSION
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| 120 | * [!GNUC && i386]
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| 121 | */
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| 122 | #if !defined(__GNUC__) && defined(__i386__)
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| 123 | double __cdecl NTDLL__CIpow(double x,double y)
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| 124 | {
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| 125 | FIXME("should be register function\n");
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| 126 | return pow(x,y);
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| 127 | }
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| 128 | #endif /* !defined(__GNUC__) && defined(__i386__) */
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| 129 |
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| 130 | /*********************************************************************
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| 131 | * _CIpow (NTDLL.@)
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| 132 | * VERSION
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| 133 | * [!i386]
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| 134 | */
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| 135 | #ifndef __i386__
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| 136 | double __cdecl NTDLL__CIpow(double x,double y)
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| 137 | {
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| 138 | return pow(x,y);
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| 139 | }
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| 140 | #endif /* !defined(__i386__) */
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| 141 |
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| 142 |
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