mirror of https://github.com/freetype/freetype
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.
This commit is contained in:
Werner Lemberg
parent
df41fe5791
commit
9e6de36aee
11
ChangeLog
11
ChangeLog
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@ -1,3 +1,14 @@
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2013-08-05 Werner Lemberg <wl@gnu.org>
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Fix Savannah bug #39700.
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* builds/unix/ftconfig.h: Synchronize with
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`include/freetype/config/ftconfig.h'.
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* builds/vms/ftconfig.h: Ditto.
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Make the differences to the master `ftconfig.h' file as small as
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possible for easier maintainance.
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2013-08-05 Werner Lemberg <wl@gnu.org>
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[autofit] Improve handling of `near' points.
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@ -293,13 +293,15 @@ FT_BEGIN_HEADER
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/* FT_LONG64 must be defined if a 64-bit type is available */
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#define FT_LONG64
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#define FT_INT64 long
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#define FT_INT64 long
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#define FT_UINT64 unsigned long
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#elif defined( _MSC_VER ) && _MSC_VER >= 900 /* Visual C++ (and Intel C++) */
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/* this compiler provides the __int64 type */
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#define FT_LONG64
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#define FT_INT64 __int64
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#define FT_INT64 __int64
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#define FT_UINT64 unsigned __int64
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#elif defined( __BORLANDC__ ) /* Borland C++ */
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@ -308,7 +310,8 @@ FT_BEGIN_HEADER
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/* this compiler provides the __int64 type */
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#define FT_LONG64
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#define FT_INT64 __int64
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#define FT_INT64 __int64
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#define FT_UINT64 unsigned __int64
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#elif defined( __WATCOMC__ ) /* Watcom C++ */
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@ -317,13 +320,15 @@ FT_BEGIN_HEADER
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#elif defined( __MWERKS__ ) /* Metrowerks CodeWarrior */
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#define FT_LONG64
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#define FT_INT64 long long int
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#define FT_INT64 long long int
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#define FT_UINT64 unsigned long long int
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#elif defined( __GNUC__ )
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/* GCC provides the `long long' type */
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#define FT_LONG64
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#define FT_INT64 long long int
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#define FT_INT64 long long int
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#define FT_UINT64 unsigned long long int
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#endif /* FT_SIZEOF_LONG == 8 */
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@ -397,7 +402,7 @@ FT_BEGIN_HEADER
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#ifdef __GNUC__
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#if defined( __arm__ ) && \
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( defined( __thumb2__ ) || !defined( __thumb__ ) ) && \
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( !defined( __thumb__ ) || defined( __thumb2__ ) ) && \
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!( defined( __CC_ARM ) || defined( __ARMCC__ ) )
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#define FT_MULFIX_ASSEMBLER FT_MulFix_arm
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@ -583,6 +588,9 @@ FT_BEGIN_HEADER
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#endif /* FT_MAKE_OPTION_SINGLE_OBJECT */
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#define FT_LOCAL_ARRAY( x ) extern const x
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#define FT_LOCAL_ARRAY_DEF( x ) const x
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#ifndef FT_BASE
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@ -4,7 +4,7 @@
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/* */
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/* VMS-specific configuration file (specification only). */
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/* */
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/* Copyright 1996-2004, 2006-2008, 2011 by */
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/* Copyright 1996-2004, 2006-2008, 2011, 2013 by */
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/* David Turner, Robert Wilhelm, and Werner Lemberg. */
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/* */
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/* This file is part of the FreeType project, and may only be used, */
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@ -33,12 +33,9 @@
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/* */
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/*************************************************************************/
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#ifndef __FTCONFIG_H__
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#define __FTCONFIG_H__
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/* Include the header file containing all developer build options */
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#include <ft2build.h>
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#include FT_CONFIG_OPTIONS_H
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#include FT_CONFIG_STANDARD_LIBRARY_H
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@ -46,6 +43,7 @@
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FT_BEGIN_HEADER
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/*************************************************************************/
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/* */
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/* PLATFORM-SPECIFIC CONFIGURATION MACROS */
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@ -120,19 +118,95 @@ FT_BEGIN_HEADER
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/*************************************************************************/
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/* */
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/* IntN types */
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/* <Section> */
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/* basic_types */
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/* */
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/* Used to guarantee the size of some specific integers. */
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/*************************************************************************/
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/*************************************************************************/
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/* */
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/* <Type> */
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/* FT_Int16 */
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/* */
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/* <Description> */
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/* A typedef for a 16bit signed integer type. */
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/* */
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typedef signed short FT_Int16;
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/*************************************************************************/
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/* */
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/* <Type> */
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/* FT_UInt16 */
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/* */
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/* <Description> */
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/* A typedef for a 16bit unsigned integer type. */
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/* */
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typedef signed short FT_Int16;
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typedef unsigned short FT_UInt16;
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#if FT_SIZEOF_INT == 4
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/* */
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/* this #if 0 ... #endif clause is for documentation purposes */
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#if 0
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/*************************************************************************/
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/* */
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/* <Type> */
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/* FT_Int32 */
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/* */
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/* <Description> */
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/* A typedef for a 32bit signed integer type. The size depends on */
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/* the configuration. */
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/* */
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typedef signed XXX FT_Int32;
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/*************************************************************************/
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/* */
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/* <Type> */
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/* FT_UInt32 */
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/* */
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/* A typedef for a 32bit unsigned integer type. The size depends on */
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/* the configuration. */
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/* */
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typedef unsigned XXX FT_UInt32;
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/*************************************************************************/
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/* */
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/* <Type> */
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/* FT_Int64 */
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/* */
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/* A typedef for a 64bit signed integer type. The size depends on */
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/* the configuration. Only defined if there is real 64bit support; */
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/* otherwise, it gets emulated with a structure (if necessary). */
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/* */
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typedef signed XXX FT_Int64;
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/*************************************************************************/
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/* */
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/* <Type> */
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/* FT_UInt64 */
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/* */
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/* A typedef for a 64bit unsigned integer type. The size depends on */
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/* the configuration. Only defined if there is real 64bit support; */
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/* otherwise, it gets emulated with a structure (if necessary). */
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/* */
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typedef unsigned XXX FT_UInt64;
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/* */
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#endif
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#if FT_SIZEOF_INT == (32 / FT_CHAR_BIT)
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typedef signed int FT_Int32;
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typedef unsigned int FT_UInt32;
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#elif FT_SIZEOF_LONG == 4
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#elif FT_SIZEOF_LONG == (32 / FT_CHAR_BIT)
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typedef signed long FT_Int32;
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typedef unsigned long FT_UInt32;
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#error "no 32bit type found -- please check your configuration files"
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#endif
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/* look up an integer type that is at least 32 bits */
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#if FT_SIZEOF_INT >= 4
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#if FT_SIZEOF_INT >= (32 / FT_CHAR_BIT)
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typedef int FT_Fast;
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typedef unsigned int FT_UFast;
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#elif FT_SIZEOF_LONG >= 4
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#elif FT_SIZEOF_LONG >= (32 / FT_CHAR_BIT)
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typedef long FT_Fast;
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typedef unsigned long FT_UFast;
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@ -157,17 +232,19 @@ FT_BEGIN_HEADER
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/* determine whether we have a 64-bit int type for platforms without */
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/* Autoconf */
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#if FT_SIZEOF_LONG == 8
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#if FT_SIZEOF_LONG == (64 / FT_CHAR_BIT)
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/* FT_LONG64 must be defined if a 64-bit type is available */
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#define FT_LONG64
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#define FT_INT64 long
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#define FT_INT64 long
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#define FT_UINT64 unsigned long
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#elif defined( _MSC_VER ) && _MSC_VER >= 900 /* Visual C++ (and Intel C++) */
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/* this compiler provides the __int64 type */
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#define FT_LONG64
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#define FT_INT64 __int64
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#define FT_INT64 __int64
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#define FT_UINT64 unsigned __int64
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#elif defined( __BORLANDC__ ) /* Borland C++ */
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@ -176,7 +253,8 @@ FT_BEGIN_HEADER
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/* this compiler provides the __int64 type */
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#define FT_LONG64
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#define FT_INT64 __int64
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#define FT_INT64 __int64
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#define FT_UINT64 unsigned __int64
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#elif defined( __WATCOMC__ ) /* Watcom C++ */
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@ -185,28 +263,25 @@ FT_BEGIN_HEADER
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#elif defined( __MWERKS__ ) /* Metrowerks CodeWarrior */
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#define FT_LONG64
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#define FT_INT64 long long int
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#define FT_INT64 long long int
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#define FT_UINT64 unsigned long long int
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#elif defined( __GNUC__ )
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/* GCC provides the `long long' type */
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#define FT_LONG64
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#define FT_INT64 long long int
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#define FT_INT64 long long int
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#define FT_UINT64 unsigned long long int
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#endif /* FT_SIZEOF_LONG == 8 */
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#define FT_BEGIN_STMNT do {
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#define FT_END_STMNT } while ( 0 )
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#define FT_DUMMY_STMNT FT_BEGIN_STMNT FT_END_STMNT
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#endif /* FT_SIZEOF_LONG == (64 / FT_CHAR_BIT) */
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/*************************************************************************/
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/* */
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/* A 64-bit data type will create compilation problems if you compile */
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/* in strict ANSI mode. To avoid them, we disable their use if */
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/* __STDC__ is defined. You can however ignore this rule by */
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/* defining the FT_CONFIG_OPTION_FORCE_INT64 configuration macro. */
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/* in strict ANSI mode. To avoid them, we disable its use if __STDC__ */
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/* is defined. You can however ignore this rule by defining the */
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/* FT_CONFIG_OPTION_FORCE_INT64 configuration macro. */
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/* */
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#if defined( FT_LONG64 ) && !defined( FT_CONFIG_OPTION_FORCE_INT64 )
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@ -220,6 +295,221 @@ FT_BEGIN_HEADER
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#endif /* FT_LONG64 && !FT_CONFIG_OPTION_FORCE_INT64 */
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#ifdef FT_LONG64
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typedef FT_INT64 FT_Int64;
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typedef FT_UINT64 FT_UInt64;
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#endif
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#define FT_BEGIN_STMNT do {
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#define FT_END_STMNT } while ( 0 )
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#define FT_DUMMY_STMNT FT_BEGIN_STMNT FT_END_STMNT
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#ifndef FT_CONFIG_OPTION_NO_ASSEMBLER
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/* Provide assembler fragments for performance-critical functions. */
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/* These must be defined `static __inline__' with GCC. */
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#if defined( __CC_ARM ) || defined( __ARMCC__ ) /* RVCT */
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#define FT_MULFIX_ASSEMBLER FT_MulFix_arm
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/* documentation is in freetype.h */
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static __inline FT_Int32
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FT_MulFix_arm( FT_Int32 a,
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FT_Int32 b )
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{
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register FT_Int32 t, t2;
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__asm
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{
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smull t2, t, b, a /* (lo=t2,hi=t) = a*b */
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mov a, t, asr #31 /* a = (hi >> 31) */
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add a, a, #0x8000 /* a += 0x8000 */
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adds t2, t2, a /* t2 += a */
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adc t, t, #0 /* t += carry */
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mov a, t2, lsr #16 /* a = t2 >> 16 */
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orr a, a, t, lsl #16 /* a |= t << 16 */
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}
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return a;
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}
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#endif /* __CC_ARM || __ARMCC__ */
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#ifdef __GNUC__
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#if defined( __arm__ ) && \
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( !defined( __thumb__ ) || defined( __thumb2__ ) ) && \
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!( defined( __CC_ARM ) || defined( __ARMCC__ ) )
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#define FT_MULFIX_ASSEMBLER FT_MulFix_arm
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/* documentation is in freetype.h */
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static __inline__ FT_Int32
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FT_MulFix_arm( FT_Int32 a,
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FT_Int32 b )
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{
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register FT_Int32 t, t2;
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__asm__ __volatile__ (
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"smull %1, %2, %4, %3\n\t" /* (lo=%1,hi=%2) = a*b */
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"mov %0, %2, asr #31\n\t" /* %0 = (hi >> 31) */
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"add %0, %0, #0x8000\n\t" /* %0 += 0x8000 */
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"adds %1, %1, %0\n\t" /* %1 += %0 */
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"adc %2, %2, #0\n\t" /* %2 += carry */
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"mov %0, %1, lsr #16\n\t" /* %0 = %1 >> 16 */
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"orr %0, %0, %2, lsl #16\n\t" /* %0 |= %2 << 16 */
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: "=r"(a), "=&r"(t2), "=&r"(t)
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: "r"(a), "r"(b)
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: "cc" );
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return a;
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}
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#endif /* __arm__ && */
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/* ( __thumb2__ || !__thumb__ ) && */
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/* !( __CC_ARM || __ARMCC__ ) */
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#if defined( __i386__ )
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#define FT_MULFIX_ASSEMBLER FT_MulFix_i386
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/* documentation is in freetype.h */
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static __inline__ FT_Int32
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FT_MulFix_i386( FT_Int32 a,
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FT_Int32 b )
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{
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register FT_Int32 result;
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__asm__ __volatile__ (
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"imul %%edx\n"
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"movl %%edx, %%ecx\n"
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"sarl $31, %%ecx\n"
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"addl $0x8000, %%ecx\n"
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"addl %%ecx, %%eax\n"
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"adcl $0, %%edx\n"
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"shrl $16, %%eax\n"
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"shll $16, %%edx\n"
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"addl %%edx, %%eax\n"
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: "=a"(result), "=d"(b)
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: "a"(a), "d"(b)
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: "%ecx", "cc" );
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return result;
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}
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#endif /* i386 */
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#endif /* __GNUC__ */
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#ifdef _MSC_VER /* Visual C++ */
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#ifdef _M_IX86
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#define FT_MULFIX_ASSEMBLER FT_MulFix_i386
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/* documentation is in freetype.h */
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static __inline FT_Int32
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FT_MulFix_i386( FT_Int32 a,
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FT_Int32 b )
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{
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register FT_Int32 result;
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__asm
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{
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mov eax, a
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mov edx, b
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imul edx
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mov ecx, edx
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sar ecx, 31
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add ecx, 8000h
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add eax, ecx
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adc edx, 0
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shr eax, 16
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shl edx, 16
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add eax, edx
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mov result, eax
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}
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return result;
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}
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#endif /* _M_IX86 */
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|
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#endif /* _MSC_VER */
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|
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#if defined( __GNUC__ ) && defined( __x86_64__ )
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#define FT_MULFIX_ASSEMBLER FT_MulFix_x86_64
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static __inline__ FT_Int32
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FT_MulFix_x86_64( FT_Int32 a,
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FT_Int32 b )
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{
|
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/* Temporarily disable the warning that C90 doesn't support */
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/* `long long'. */
|
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#pragma GCC diagnostic push
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#pragma GCC diagnostic ignored "-Wlong-long"
|
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|
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#if 1
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/* Technically not an assembly fragment, but GCC does a really good */
|
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/* job at inlining it and generating good machine code for it. */
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long long ret, tmp;
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|
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ret = (long long)a * b;
|
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tmp = ret >> 63;
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ret += 0x8000 + tmp;
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return (FT_Int32)( ret >> 16 );
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#else
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|
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/* 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 */
|
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/* can be used directly as a 64-bit value, which is wrong most of the */
|
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/* time. */
|
||||
long long wide_a = (long long)a;
|
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long long wide_b = (long long)b;
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long long result;
|
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|
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|
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__asm__ __volatile__ (
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"imul %2, %1\n"
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"mov %1, %0\n"
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"sar $63, %0\n"
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"lea 0x8000(%1, %0), %0\n"
|
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"sar $16, %0\n"
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: "=&r"(result), "=&r"(wide_a)
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: "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 */
|
||||
|
|
|
|||
Loading…
Reference in New Issue