ref: 9e6de36aee47ae6e84ab3765b3efd11fdd5a82f0
parent: df41fe57917df4ac239fdbc0877c24049aaf8c90
author: Werner Lemberg <[email protected]>
date: Mon Aug 5 12:37:21 EDT 2013
Fix Savannah bug #39700. * builds/unix/ftconfig.h: Synchronize with `include/freetype/config/ftconfig.h'. * builds/vms/ftconfig.h: Ditto. Make the differences to the master `ftconfig.h' file as small as possible for easier maintainance.
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,16 @@
2013-08-05 Werner Lemberg <[email protected]>
+ Fix Savannah bug #39700.
+
+ * builds/unix/ftconfig.h: Synchronize with
+ `include/freetype/config/ftconfig.h'.
+
+ * builds/vms/ftconfig.h: Ditto.
+ Make the differences to the master `ftconfig.h' file as small as
+ possible for easier maintainance.
+
+2013-08-05 Werner Lemberg <[email protected]>
+
[autofit] Improve handling of `near' points.
Points which are very near to each other are now marked as such.
--- a/builds/unix/ftconfig.in
+++ b/builds/unix/ftconfig.in
@@ -293,13 +293,15 @@
/* 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 @@
/* 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 @@
#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 */
@@ -397,7 +402,7 @@
#ifdef __GNUC__
#if defined( __arm__ ) && \
- ( defined( __thumb2__ ) || !defined( __thumb__ ) ) && \
+ ( !defined( __thumb__ ) || defined( __thumb2__ ) ) && \
!( defined( __CC_ARM ) || defined( __ARMCC__ ) )
#define FT_MULFIX_ASSEMBLER FT_MulFix_arm
@@ -582,6 +587,9 @@
#endif
#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
--- a/builds/vms/ftconfig.h
+++ b/builds/vms/ftconfig.h
@@ -4,7 +4,7 @@
/* */
/* VMS-specific configuration file (specification only). */
/* */
-/* Copyright 1996-2004, 2006-2008, 2011 by */
+/* Copyright 1996-2004, 2006-2008, 2011, 2013 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -33,12 +33,9 @@
/* */
/*************************************************************************/
-
#ifndef __FTCONFIG_H__
#define __FTCONFIG_H__
-
- /* Include the header file containing all developer build options */
#include <ft2build.h>
#include FT_CONFIG_OPTIONS_H
#include FT_CONFIG_STANDARD_LIBRARY_H
@@ -46,6 +43,7 @@
FT_BEGIN_HEADER
+
/*************************************************************************/
/* */
/* PLATFORM-SPECIFIC CONFIGURATION MACROS */
@@ -120,19 +118,95 @@
/*************************************************************************/
/* */
- /* IntN types */
+ /* <Section> */
+ /* basic_types */
/* */
- /* Used to guarantee the size of some specific integers. */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
/* */
- typedef signed short FT_Int16;
+ /* <Type> */
+ /* FT_Int16 */
+ /* */
+ /* <Description> */
+ /* A typedef for a 16bit signed integer type. */
+ /* */
+ typedef signed short FT_Int16;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_UInt16 */
+ /* */
+ /* <Description> */
+ /* A typedef for a 16bit unsigned integer type. */
+ /* */
typedef unsigned short FT_UInt16;
-#if FT_SIZEOF_INT == 4
+ /* */
+
+ /* this #if 0 ... #endif clause is for documentation purposes */
+#if 0
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_Int32 */
+ /* */
+ /* <Description> */
+ /* A typedef for a 32bit signed integer type. The size depends on */
+ /* the configuration. */
+ /* */
+ typedef signed XXX FT_Int32;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_UInt32 */
+ /* */
+ /* A typedef for a 32bit unsigned integer type. The size depends on */
+ /* the configuration. */
+ /* */
+ typedef unsigned XXX FT_UInt32;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_Int64 */
+ /* */
+ /* A typedef for a 64bit signed integer type. The size depends on */
+ /* the configuration. Only defined if there is real 64bit support; */
+ /* otherwise, it gets emulated with a structure (if necessary). */
+ /* */
+ typedef signed XXX FT_Int64;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_UInt64 */
+ /* */
+ /* A typedef for a 64bit unsigned integer type. The size depends on */
+ /* the configuration. Only defined if there is real 64bit support; */
+ /* otherwise, it gets emulated with a structure (if necessary). */
+ /* */
+ typedef unsigned XXX FT_UInt64;
+
+ /* */
+
+#endif
+
+#if FT_SIZEOF_INT == (32 / FT_CHAR_BIT)
+
typedef signed int FT_Int32;
typedef unsigned int FT_UInt32;
-#elif FT_SIZEOF_LONG == 4
+#elif FT_SIZEOF_LONG == (32 / FT_CHAR_BIT)
typedef signed long FT_Int32;
typedef unsigned long FT_UInt32;
@@ -141,13 +215,14 @@
#error "no 32bit type found -- please check your configuration files"
#endif
+
/* look up an integer type that is at least 32 bits */
-#if FT_SIZEOF_INT >= 4
+#if FT_SIZEOF_INT >= (32 / FT_CHAR_BIT)
typedef int FT_Fast;
typedef unsigned int FT_UFast;
-#elif FT_SIZEOF_LONG >= 4
+#elif FT_SIZEOF_LONG >= (32 / FT_CHAR_BIT)
typedef long FT_Fast;
typedef unsigned long FT_UFast;
@@ -157,17 +232,19 @@
/* determine whether we have a 64-bit int type for platforms without */
/* Autoconf */
-#if FT_SIZEOF_LONG == 8
+#if FT_SIZEOF_LONG == (64 / FT_CHAR_BIT)
/* 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++ */
@@ -176,7 +253,8 @@
/* 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++ */
@@ -185,28 +263,25 @@
#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 */
+#endif /* FT_SIZEOF_LONG == (64 / FT_CHAR_BIT) */
-#define FT_BEGIN_STMNT do {-#define FT_END_STMNT } while ( 0 )
-#define FT_DUMMY_STMNT FT_BEGIN_STMNT FT_END_STMNT
-
-
/*************************************************************************/
/* */
/* A 64-bit data type will create compilation problems if you compile */
- /* in strict ANSI mode. To avoid them, we disable their use if */
- /* __STDC__ is defined. You can however ignore this rule by */
- /* defining the FT_CONFIG_OPTION_FORCE_INT64 configuration macro. */
+ /* in strict ANSI mode. To avoid them, we disable its use if __STDC__ */
+ /* is defined. You can however ignore this rule by defining the */
+ /* FT_CONFIG_OPTION_FORCE_INT64 configuration macro. */
/* */
#if defined( FT_LONG64 ) && !defined( FT_CONFIG_OPTION_FORCE_INT64 )
@@ -220,7 +295,222 @@
#endif /* FT_LONG64 && !FT_CONFIG_OPTION_FORCE_INT64 */
+#ifdef FT_LONG64
+ typedef FT_INT64 FT_Int64;
+ typedef FT_UINT64 FT_UInt64;
+#endif
+
+#define FT_BEGIN_STMNT do {+#define FT_END_STMNT } while ( 0 )
+#define FT_DUMMY_STMNT FT_BEGIN_STMNT FT_END_STMNT
+
+
+#ifndef FT_CONFIG_OPTION_NO_ASSEMBLER
+ /* 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__ ) || defined( __thumb2__ ) ) && \
+ !( 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 )
+ {+ register FT_Int32 t, t2;
+
+
+ __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) */
+ "add %0, %0, #0x8000\n\t" /* %0 += 0x8000 */
+ "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 */
+ "orr %0, %0, %2, lsl #16\n\t" /* %0 |= %2 << 16 */
+ : "=r"(a), "=&r"(t2), "=&r"(t)
+ : "r"(a), "r"(b)
+ : "cc" );
+ return a;
+ }
+
+#endif /* __arm__ && */
+ /* ( __thumb2__ || !__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 )
+ {+ register FT_Int32 result;
+
+
+ __asm__ __volatile__ (
+ "imul %%edx\n"
+ "movl %%edx, %%ecx\n"
+ "sarl $31, %%ecx\n"
+ "addl $0x8000, %%ecx\n"
+ "addl %%ecx, %%eax\n"
+ "adcl $0, %%edx\n"
+ "shrl $16, %%eax\n"
+ "shll $16, %%edx\n"
+ "addl %%edx, %%eax\n"
+ : "=a"(result), "=d"(b)
+ : "a"(a), "d"(b)
+ : "%ecx", "cc" );
+ return result;
+ }
+
+#endif /* i386 */
+
+#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 */
+
+
+#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'. */
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wlong-long"
+
+#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
+
+#pragma GCC diagnostic pop
+ }
+
+#endif /* __GNUC__ && __x86_64__ */
+
+#endif /* !FT_CONFIG_OPTION_NO_ASSEMBLER */
+
+
+#ifdef FT_CONFIG_OPTION_INLINE_MULFIX
+#ifdef FT_MULFIX_ASSEMBLER
+#define FT_MULFIX_INLINED FT_MULFIX_ASSEMBLER
+#endif
+#endif
+
+
#ifdef FT_MAKE_OPTION_SINGLE_OBJECT
#define FT_LOCAL( x ) static x
@@ -238,7 +528,10 @@
#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
#ifdef __cplusplus
@@ -253,9 +546,9 @@
#ifndef FT_BASE_DEF
#ifdef __cplusplus
-#define FT_BASE_DEF( x ) extern "C" x
+#define FT_BASE_DEF( x ) x
#else
-#define FT_BASE_DEF( x ) extern x
+#define FT_BASE_DEF( x ) x
#endif
#endif /* !FT_BASE_DEF */