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Diffstat (limited to 'freetype/builds/unix/ftconfig.in')
-rw-r--r--freetype/builds/unix/ftconfig.in105
1 files changed, 92 insertions, 13 deletions
diff --git a/freetype/builds/unix/ftconfig.in b/freetype/builds/unix/ftconfig.in
index d171e2476..2cf670815 100644
--- a/freetype/builds/unix/ftconfig.in
+++ b/freetype/builds/unix/ftconfig.in
@@ -4,7 +4,7 @@
/* */
/* UNIX-specific configuration file (specification only). */
/* */
-/* Copyright 1996-2004, 2006-2009, 2011, 2013 by */
+/* Copyright 1996-2004, 2006-2009, 2011, 2013, 2014 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -27,9 +27,9 @@
/* Note however that if some specific modifications are needed, we */
/* advise you to place a modified copy in your build directory. */
/* */
- /* The build directory is usually `freetype/builds/<system>', and */
- /* contains system-specific files that are always included first when */
- /* building the library. */
+ /* The build directory is usually `builds/<system>', and contains */
+ /* system-specific files that are always included first when building */
+ /* the library. */
/* */
/*************************************************************************/
@@ -52,7 +52,7 @@ FT_BEGIN_HEADER
/* These macros can be toggled to suit a specific system. The current */
/* ones are defaults used to compile FreeType in an ANSI C environment */
/* (16bit compilers are also supported). Copy this file to your own */
- /* `freetype/builds/<system>' directory, and edit it to port the engine. */
+ /* `builds/<system>' directory, and edit it to port the engine. */
/* */
/*************************************************************************/
@@ -86,7 +86,7 @@ FT_BEGIN_HEADER
#else /* !FT_USE_AUTOCONF_SIZEOF_TYPES */
/* Following cpp computation of the bit length of int and long */
- /* is copied from default include/freetype/config/ftconfig.h. */
+ /* is copied from default include/config/ftconfig.h. */
/* If any improvement is required for this file, it should be */
/* applied to the original header file for the builders that */
/* does not use configure script. */
@@ -293,13 +293,15 @@ FT_BEGIN_HEADER
/* FT_LONG64 must be defined if a 64-bit type is available */
#define FT_LONG64
-#define FT_INT64 long
+#define FT_INT64 long
+#define FT_UINT64 unsigned long
#elif defined( _MSC_VER ) && _MSC_VER >= 900 /* Visual C++ (and Intel C++) */
/* this compiler provides the __int64 type */
#define FT_LONG64
-#define FT_INT64 __int64
+#define FT_INT64 __int64
+#define FT_UINT64 unsigned __int64
#elif defined( __BORLANDC__ ) /* Borland C++ */
@@ -308,7 +310,8 @@ FT_BEGIN_HEADER
/* this compiler provides the __int64 type */
#define FT_LONG64
-#define FT_INT64 __int64
+#define FT_INT64 __int64
+#define FT_UINT64 unsigned __int64
#elif defined( __WATCOMC__ ) /* Watcom C++ */
@@ -317,13 +320,15 @@ FT_BEGIN_HEADER
#elif defined( __MWERKS__ ) /* Metrowerks CodeWarrior */
#define FT_LONG64
-#define FT_INT64 long long int
+#define FT_INT64 long long int
+#define FT_UINT64 unsigned long long int
#elif defined( __GNUC__ )
/* GCC provides the `long long' type */
#define FT_LONG64
-#define FT_INT64 long long int
+#define FT_INT64 long long int
+#define FT_UINT64 unsigned long long int
#endif /* FT_SIZEOF_LONG == 8 */
@@ -366,6 +371,7 @@ FT_BEGIN_HEADER
/* 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 */
@@ -395,8 +401,10 @@ FT_BEGIN_HEADER
#ifdef __GNUC__
-#if defined( __arm__ ) && !defined( __thumb__ ) && \
+#if defined( __arm__ ) && \
+ ( !defined( __thumb__ ) || defined( __thumb2__ ) ) && \
!( defined( __CC_ARM ) || defined( __ARMCC__ ) )
+
#define FT_MULFIX_ASSEMBLER FT_MulFix_arm
/* documentation is in freetype.h */
@@ -411,7 +419,11 @@ FT_BEGIN_HEADER
__asm__ __volatile__ (
"smull %1, %2, %4, %3\n\t" /* (lo=%1,hi=%2) = a*b */
"mov %0, %2, asr #31\n\t" /* %0 = (hi >> 31) */
+#if defined( __clang__ ) && defined( __thumb2__ )
+ "add.w %0, %0, #0x8000\n\t" /* %0 += 0x8000 */
+#else
"add %0, %0, #0x8000\n\t" /* %0 += 0x8000 */
+#endif
"adds %1, %1, %0\n\t" /* %1 += %0 */
"adc %2, %2, #0\n\t" /* %2 += carry */
"mov %0, %1, lsr #16\n\t" /* %0 = %1 >> 16 */
@@ -422,9 +434,13 @@ FT_BEGIN_HEADER
return a;
}
-#endif /* __arm__ && !__thumb__ && !( __CC_ARM || __ARMCC__ ) */
+#endif /* __arm__ && */
+ /* ( __thumb2__ || !__thumb__ ) && */
+ /* !( __CC_ARM || __ARMCC__ ) */
+
#if defined( __i386__ )
+
#define FT_MULFIX_ASSEMBLER FT_MulFix_i386
/* documentation is in freetype.h */
@@ -493,6 +509,66 @@ FT_BEGIN_HEADER
#endif /* _MSC_VER */
+
+#if defined( __GNUC__ ) && defined( __x86_64__ )
+
+#define FT_MULFIX_ASSEMBLER FT_MulFix_x86_64
+
+ static __inline__ FT_Int32
+ FT_MulFix_x86_64( FT_Int32 a,
+ FT_Int32 b )
+ {
+ /* Temporarily disable the warning that C90 doesn't support */
+ /* `long long'. */
+#if ( __GNUC__ > 4 ) || ( ( __GNUC__ == 4 ) && ( __GNUC_MINOR__ >= 6 ) )
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wlong-long"
+#endif
+
+#if 1
+ /* Technically not an assembly fragment, but GCC does a really good */
+ /* job at inlining it and generating good machine code for it. */
+ long long ret, tmp;
+
+
+ ret = (long long)a * b;
+ tmp = ret >> 63;
+ ret += 0x8000 + tmp;
+
+ return (FT_Int32)( ret >> 16 );
+#else
+
+ /* For some reason, GCC 4.6 on Ubuntu 12.04 generates invalid machine */
+ /* code from the lines below. The main issue is that `wide_a' is not */
+ /* properly initialized by sign-extending `a'. Instead, the generated */
+ /* machine code assumes that the register that contains `a' on input */
+ /* can be used directly as a 64-bit value, which is wrong most of the */
+ /* time. */
+ long long wide_a = (long long)a;
+ long long wide_b = (long long)b;
+ long long result;
+
+
+ __asm__ __volatile__ (
+ "imul %2, %1\n"
+ "mov %1, %0\n"
+ "sar $63, %0\n"
+ "lea 0x8000(%1, %0), %0\n"
+ "sar $16, %0\n"
+ : "=&r"(result), "=&r"(wide_a)
+ : "r"(wide_b)
+ : "cc" );
+
+ return (FT_Int32)result;
+#endif
+
+#if ( __GNUC__ > 4 ) || ( ( __GNUC__ == 4 ) && ( __GNUC_MINOR__ >= 6 ) )
+#pragma GCC diagnostic pop
+#endif
+ }
+
+#endif /* __GNUC__ && __x86_64__ */
+
#endif /* !FT_CONFIG_OPTION_NO_ASSEMBLER */
@@ -520,6 +596,9 @@ FT_BEGIN_HEADER
#endif /* FT_MAKE_OPTION_SINGLE_OBJECT */
+#define FT_LOCAL_ARRAY( x ) extern const x
+#define FT_LOCAL_ARRAY_DEF( x ) const x
+
#ifndef FT_BASE
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-09 21:51:17 +0000