Commit 9e6de36aee47ae6e84ab3765b3efd11fdd5a82f0

Werner Lemberg 2013-08-05T16:37:21

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.

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
diff --git a/ChangeLog b/ChangeLog
index d9a95f8..594756f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,16 @@
 2013-08-05  Werner Lemberg  <wl@gnu.org>
 
+	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  <wl@gnu.org>
+
 	[autofit] Improve handling of `near' points.
 
 	Points which are very near to each other are now marked as such.
diff --git a/builds/unix/ftconfig.in b/builds/unix/ftconfig.in
index c373b9f..d2f3cd5 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 62fadac..9ac10f3 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 <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 @@ FT_BEGIN_HEADER
 
   /*************************************************************************/
   /*                                                                       */
-  /* IntN types                                                            */
+  /* <Section>                                                             */
+  /*    basic_types                                                        */
+  /*                                                                       */
+  /*************************************************************************/
+
+
+  /*************************************************************************/
+  /*                                                                       */
+  /* <Type>                                                                */
+  /*    FT_Int16                                                           */
+  /*                                                                       */
+  /* <Description>                                                         */
+  /*    A typedef for a 16bit signed integer type.                         */
+  /*                                                                       */
+  typedef signed short  FT_Int16;
+
+
+  /*************************************************************************/
+  /*                                                                       */
+  /* <Type>                                                                */
+  /*    FT_UInt16                                                          */
   /*                                                                       */
-  /*   Used to guarantee the size of some specific integers.               */
+  /* <Description>                                                         */
+  /*    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
+
+  /*************************************************************************/
+  /*                                                                       */
+  /* <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 @@ 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
-
-#endif /* FT_SIZEOF_LONG == 8 */
+#define FT_INT64   long long int
+#define FT_UINT64  unsigned long long int
 
-
-#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 */