From 9e6de36aee47ae6e84ab3765b3efd11fdd5a82f0 Mon Sep 17 00:00:00 2001 From: Werner Lemberg Date: Mon, 5 Aug 2013 16:37:21 +0200 Subject: [PATCH] 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. --- ChangeLog | 11 ++ builds/unix/ftconfig.in | 20 ++- builds/vms/ftconfig.h | 349 ++++++++++++++++++++++++++++++++++++---- 3 files changed, 346 insertions(+), 34 deletions(-) diff --git a/ChangeLog b/ChangeLog index d9a95f819..594756fbb 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,14 @@ +2013-08-05 Werner Lemberg + + 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 [autofit] Improve handling of `near' points. diff --git a/builds/unix/ftconfig.in b/builds/unix/ftconfig.in index c373b9f5f..d2f3cd595 100644 --- a/builds/unix/ftconfig.in +++ b/builds/unix/ftconfig.in @@ -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 */ @@ -397,7 +402,7 @@ FT_BEGIN_HEADER #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 @@ -583,6 +588,9 @@ 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 diff --git a/builds/vms/ftconfig.h b/builds/vms/ftconfig.h index 62fadac0f..9ac10f3d3 100644 --- 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 #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 @@ FT_BEGIN_HEADER /*************************************************************************/ /* */ - /* IntN types */ + /*
*/ + /* basic_types */ /* */ - /* Used to guarantee the size of some specific integers. */ + /*************************************************************************/ + + + /*************************************************************************/ + /* */ + /* */ + /* FT_Int16 */ + /* */ + /* */ + /* A typedef for a 16bit signed integer type. */ + /* */ + typedef signed short FT_Int16; + + + /*************************************************************************/ + /* */ + /* */ + /* FT_UInt16 */ + /* */ + /* */ + /* A typedef for a 16bit unsigned integer type. */ /* */ - typedef signed short FT_Int16; typedef unsigned short FT_UInt16; -#if FT_SIZEOF_INT == 4 + /* */ + + + /* this #if 0 ... #endif clause is for documentation purposes */ +#if 0 + + /*************************************************************************/ + /* */ + /* */ + /* FT_Int32 */ + /* */ + /* */ + /* A typedef for a 32bit signed integer type. The size depends on */ + /* the configuration. */ + /* */ + typedef signed XXX FT_Int32; + + + /*************************************************************************/ + /* */ + /* */ + /* FT_UInt32 */ + /* */ + /* A typedef for a 32bit unsigned integer type. The size depends on */ + /* the configuration. */ + /* */ + typedef unsigned XXX FT_UInt32; + + + /*************************************************************************/ + /* */ + /* */ + /* 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; + + + /*************************************************************************/ + /* */ + /* */ + /* 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 @@ FT_BEGIN_HEADER #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 @@ FT_BEGIN_HEADER /* 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 @@ 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++ */ @@ -185,28 +263,25 @@ 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 */ - - -#define FT_BEGIN_STMNT do { -#define FT_END_STMNT } while ( 0 ) -#define FT_DUMMY_STMNT FT_BEGIN_STMNT FT_END_STMNT +#endif /* FT_SIZEOF_LONG == (64 / FT_CHAR_BIT) */ /*************************************************************************/ /* */ /* 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 ) @@ -220,6 +295,221 @@ FT_BEGIN_HEADER #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 @@ -238,6 +528,9 @@ 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 @@ -253,9 +546,9 @@ FT_BEGIN_HEADER #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 */