/* */
/* UNIX-specific configuration file (specification only). */
/* */
-/* Copyright 1996-2001, 2002, 2003, 2004, 2006, 2007, 2008, 2009 by */
+/* Copyright 1996-2004, 2006-2009, 2011 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
#endif /* !FT_USE_AUTOCONF_SIZEOF_TYPES */
- /* Preferred alignment of data */
-#define FT_ALIGNMENT 8
-
-
/* FT_UNUSED is a macro used to indicate that a given parameter is not */
/* used -- this is only used to get rid of unpleasant compiler warnings */
#ifndef FT_UNUSED
/* This is the only necessary change, so it is defined here instead */
/* providing a new configuration file. */
/* */
-#if ( defined( __APPLE__ ) && !defined( DARWIN_NO_CARBON ) ) || \
- ( defined( __MWERKS__ ) && defined( macintosh ) )
+#if defined( __APPLE__ ) || ( defined( __MWERKS__ ) && defined( macintosh ) )
/* no Carbon frameworks for 64bit 10.4.x */
+ /* AvailabilityMacros.h is available since Mac OS X 10.2, */
+ /* so guess the system version by maximum errno before inclusion */
+#include <errno.h>
+#ifdef ECANCELED /* defined since 10.2 */
#include "AvailabilityMacros.h"
+#endif
#if defined( __LP64__ ) && \
( MAC_OS_X_VERSION_MIN_REQUIRED <= MAC_OS_X_VERSION_10_4 )
-#define DARWIN_NO_CARBON 1
-#else
-#define FT_MACINTOSH 1
+/undef FT_MACINTOSH
#endif
#elif defined( __SC__ ) || defined( __MRC__ )
/* Provide assembler fragments for performance-critical functions. */
/* These must be defined `static __inline__' with GCC. */
+#if defined( __CC_ARM ) || defined( __ARMCC__ ) /* RVCT */
+#define FT_MULFIX_ASSEMBLER FT_MulFix_arm
+
+ /* documentation is in freetype.h */
+
+ static __inline FT_Int32
+ FT_MulFix_arm( FT_Int32 a,
+ FT_Int32 b )
+ {
+ register FT_Int32 t, t2;
+
+
+ __asm
+ {
+ smull t2, t, b, a /* (lo=t2,hi=t) = a*b */
+ mov a, t, asr #31 /* a = (hi >> 31) */
+ add a, a, #0x8000 /* a += 0x8000 */
+ adds t2, t2, a /* t2 += a */
+ adc t, t, #0 /* t += carry */
+ mov a, t2, lsr #16 /* a = t2 >> 16 */
+ orr a, a, t, lsl #16 /* a |= t << 16 */
+ }
+ return a;
+ }
+
+#endif /* __CC_ARM || __ARMCC__ */
+
+
#ifdef __GNUC__
-#if defined( __arm__ ) && !defined( __thumb__ )
+#if defined( __arm__ ) && !defined( __thumb__ ) && \
+ !( defined( __CC_ARM ) || defined( __ARMCC__ ) )
#define FT_MULFIX_ASSEMBLER FT_MulFix_arm
+ /* documentation is in freetype.h */
+
static __inline__ FT_Int32
FT_MulFix_arm( FT_Int32 a,
FT_Int32 b )
return a;
}
-#endif /* __arm__ && !__thumb__ */
+#endif /* __arm__ && !__thumb__ && !( __CC_ARM || __ARMCC__ ) */
#if defined( __i386__ )
#define FT_MULFIX_ASSEMBLER FT_MulFix_i386
+ /* documentation is in freetype.h */
+
static __inline__ FT_Int32
FT_MulFix_i386( FT_Int32 a,
FT_Int32 b )
"shrl $16, %%eax\n"
"shll $16, %%edx\n"
"addl %%edx, %%eax\n"
- : "=a"(result), "+d"(b)
- : "a"(a)
- : "%ecx" );
+ : "=a"(result), "=d"(b)
+ : "a"(a), "d"(b)
+ : "%ecx", "cc" );
return result;
}
#endif /* __GNUC__ */
+
+#ifdef _MSC_VER /* Visual C++ */
+
+#ifdef _M_IX86
+
+#define FT_MULFIX_ASSEMBLER FT_MulFix_i386
+
+ /* documentation is in freetype.h */
+
+ static __inline FT_Int32
+ FT_MulFix_i386( FT_Int32 a,
+ FT_Int32 b )
+ {
+ register FT_Int32 result;
+
+ __asm
+ {
+ mov eax, a
+ mov edx, b
+ imul edx
+ mov ecx, edx
+ sar ecx, 31
+ add ecx, 8000h
+ add eax, ecx
+ adc edx, 0
+ shr eax, 16
+ shl edx, 16
+ add eax, edx
+ mov result, eax
+ }
+ return result;
+ }
+
+#endif /* _M_IX86 */
+
+#endif /* _MSC_VER */
+
#endif /* !FT_CONFIG_OPTION_NO_ASSEMBLER */