SDL  2.0
testplatform.c File Reference
#include <stdio.h>
#include "SDL.h"
+ Include dependency graph for testplatform.c:

Go to the source code of this file.

Data Structures

struct  LL_Test
 

Typedefs

typedef int(* LL_Intrinsic) (void *a, void *b, int arg, void *result, void *expected)
 

Functions

static int badsize (size_t sizeoftype, size_t hardcodetype)
 
int TestTypes (SDL_bool verbose)
 
int TestEndian (SDL_bool verbose)
 
static int TST_allmul (void *a, void *b, int arg, void *result, void *expected)
 
static int TST_alldiv (void *a, void *b, int arg, void *result, void *expected)
 
static int TST_allrem (void *a, void *b, int arg, void *result, void *expected)
 
static int TST_ualldiv (void *a, void *b, int arg, void *result, void *expected)
 
static int TST_uallrem (void *a, void *b, int arg, void *result, void *expected)
 
static int TST_allshl (void *a, void *b, int arg, void *result, void *expected)
 
static int TST_aullshl (void *a, void *b, int arg, void *result, void *expected)
 
static int TST_allshr (void *a, void *b, int arg, void *result, void *expected)
 
static int TST_aullshr (void *a, void *b, int arg, void *result, void *expected)
 
int Test64Bit (SDL_bool verbose)
 
int TestCPUInfo (SDL_bool verbose)
 
int TestAssertions (SDL_bool verbose)
 
int main (int argc, char *argv[])
 

Variables

static LL_Test LL_Tests []
 

Typedef Documentation

◆ LL_Intrinsic

typedef int(* LL_Intrinsic) (void *a, void *b, int arg, void *result, void *expected)

Definition at line 206 of file testplatform.c.

Function Documentation

◆ badsize()

static int badsize ( size_t  sizeoftype,
size_t  hardcodetype 
)
static

Definition at line 23 of file testplatform.c.

Referenced by TestTypes().

24 {
25  return sizeoftype != hardcodetype;
26 }

◆ main()

int main ( int  argc,
char *  argv[] 
)

Definition at line 419 of file testplatform.c.

References SDL_FALSE, SDL_GetPlatform, SDL_Log, SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO, SDL_LogSetPriority, SDL_strcmp, SDL_TRUE, Test64Bit(), TestAssertions(), TestCPUInfo(), TestEndian(), and TestTypes().

420 {
421  SDL_bool verbose = SDL_TRUE;
422  int status = 0;
423 
424  /* Enable standard application logging */
426 
427  if (argv[1] && (SDL_strcmp(argv[1], "-q") == 0)) {
428  verbose = SDL_FALSE;
429  }
430  if (verbose) {
431  SDL_Log("This system is running %s\n", SDL_GetPlatform());
432  }
433 
434  status += TestTypes(verbose);
435  status += TestEndian(verbose);
436  status += Test64Bit(verbose);
437  status += TestCPUInfo(verbose);
438  status += TestAssertions(verbose);
439 
440  return status;
441 }
int TestAssertions(SDL_bool verbose)
Definition: testplatform.c:390
int TestEndian(SDL_bool verbose)
Definition: testplatform.c:84
#define SDL_Log
#define SDL_GetPlatform
#define SDL_LogSetPriority
SDL_bool
Definition: SDL_stdinc.h:139
#define SDL_strcmp
int TestCPUInfo(SDL_bool verbose)
Definition: testplatform.c:367
int TestTypes(SDL_bool verbose)
Definition: testplatform.c:29
int Test64Bit(SDL_bool verbose)
Definition: testplatform.c:342

◆ Test64Bit()

int Test64Bit ( SDL_bool  verbose)

Definition at line 342 of file testplatform.c.

References LL_Test::a, LL_Test::arg, LL_Test::b, LL_Test::expected_result, NULL, LL_Test::operation, LL_Test::routine, and SDL_Log.

Referenced by main().

343 {
344  LL_Test *t;
345  int failed = 0;
346 
347  for (t = LL_Tests; t->routine != NULL; t++) {
348  unsigned long long result = 0;
349  unsigned int *al = (unsigned int *)&t->a;
350  unsigned int *bl = (unsigned int *)&t->b;
351  unsigned int *el = (unsigned int *)&t->expected_result;
352  unsigned int *rl = (unsigned int *)&result;
353 
354  if (!t->routine(&t->a, &t->b, t->arg, &result, &t->expected_result)) {
355  if (verbose)
356  SDL_Log("%s(0x%08X%08X, 0x%08X%08X, %3d, produced: 0x%08X%08X, expected: 0x%08X%08X\n",
357  t->operation, al[1], al[0], bl[1], bl[0], t->arg, rl[1], rl[0], el[1], el[0]);
358  ++failed;
359  }
360  }
361  if (verbose && (failed == 0))
362  SDL_Log("All 64bit instrinsic tests passed\n");
363  return (failed ? 1 : 0);
364 }
LL_Intrinsic routine
Definition: testplatform.c:210
GLuint64EXT * result
const char * operation
Definition: testplatform.c:209
unsigned long long expected_result
Definition: testplatform.c:213
unsigned long long a
Definition: testplatform.c:211
#define SDL_Log
unsigned long long b
Definition: testplatform.c:211
#define NULL
Definition: begin_code.h:164
static LL_Test LL_Tests[]
Definition: testplatform.c:216
GLdouble GLdouble t
Definition: SDL_opengl.h:2071

◆ TestAssertions()

int TestAssertions ( SDL_bool  verbose)

Definition at line 390 of file testplatform.c.

References SDL_AssertData::always_ignore, SDL_AssertData::condition, SDL_AssertData::filename, SDL_AssertData::function, SDL_AssertData::linenum, SDL_AssertData::next, SDL_assert, SDL_assert_paranoid, SDL_assert_release, SDL_GetAssertionReport, SDL_Log, and SDL_AssertData::trigger_count.

Referenced by main().

391 {
392  SDL_assert(1);
395  SDL_assert(0 || 1);
396  SDL_assert_release(0 || 1);
397  SDL_assert_paranoid(0 || 1);
398 
399 #if 0 /* enable this to test assertion failures. */
400  SDL_assert_release(1 == 2);
401  SDL_assert_release(5 < 4);
402  SDL_assert_release(0 && "This is a test");
403 #endif
404 
405  {
406  const SDL_AssertData *item = SDL_GetAssertionReport();
407  while (item) {
408  SDL_Log("'%s', %s (%s:%d), triggered %u times, always ignore: %s.\n",
409  item->condition, item->function, item->filename,
410  item->linenum, item->trigger_count,
411  item->always_ignore ? "yes" : "no");
412  item = item->next;
413  }
414  }
415  return (0);
416 }
const struct SDL_AssertData * next
Definition: SDL_assert.h:119
const char * filename
Definition: SDL_assert.h:116
const char * function
Definition: SDL_assert.h:118
#define SDL_GetAssertionReport
unsigned int trigger_count
Definition: SDL_assert.h:114
const char * condition
Definition: SDL_assert.h:115
#define SDL_assert_paranoid(condition)
Definition: SDL_assert.h:171
#define SDL_Log
#define SDL_assert(condition)
Definition: SDL_assert.h:169
#define SDL_assert_release(condition)
Definition: SDL_assert.h:170

◆ TestCPUInfo()

int TestCPUInfo ( SDL_bool  verbose)

Definition at line 367 of file testplatform.c.

References SDL_GetCPUCacheLineSize, SDL_GetCPUCount, SDL_GetSystemRAM, SDL_Has3DNow, SDL_HasAltiVec, SDL_HasAVX, SDL_HasAVX2, SDL_HasMMX, SDL_HasNEON, SDL_HasRDTSC, SDL_HasSSE, SDL_HasSSE2, SDL_HasSSE3, SDL_HasSSE41, SDL_HasSSE42, and SDL_Log.

Referenced by main().

368 {
369  if (verbose) {
370  SDL_Log("CPU count: %d\n", SDL_GetCPUCount());
371  SDL_Log("CPU cache line size: %d\n", SDL_GetCPUCacheLineSize());
372  SDL_Log("RDTSC %s\n", SDL_HasRDTSC()? "detected" : "not detected");
373  SDL_Log("AltiVec %s\n", SDL_HasAltiVec()? "detected" : "not detected");
374  SDL_Log("MMX %s\n", SDL_HasMMX()? "detected" : "not detected");
375  SDL_Log("3DNow! %s\n", SDL_Has3DNow()? "detected" : "not detected");
376  SDL_Log("SSE %s\n", SDL_HasSSE()? "detected" : "not detected");
377  SDL_Log("SSE2 %s\n", SDL_HasSSE2()? "detected" : "not detected");
378  SDL_Log("SSE3 %s\n", SDL_HasSSE3()? "detected" : "not detected");
379  SDL_Log("SSE4.1 %s\n", SDL_HasSSE41()? "detected" : "not detected");
380  SDL_Log("SSE4.2 %s\n", SDL_HasSSE42()? "detected" : "not detected");
381  SDL_Log("AVX %s\n", SDL_HasAVX()? "detected" : "not detected");
382  SDL_Log("AVX2 %s\n", SDL_HasAVX2()? "detected" : "not detected");
383  SDL_Log("NEON %s\n", SDL_HasNEON()? "detected" : "not detected");
384  SDL_Log("System RAM %d MB\n", SDL_GetSystemRAM());
385  }
386  return (0);
387 }
#define SDL_HasAltiVec
#define SDL_HasAVX
#define SDL_Has3DNow
#define SDL_GetSystemRAM
#define SDL_HasSSE3
#define SDL_HasRDTSC
#define SDL_Log
#define SDL_HasAVX2
#define SDL_HasNEON
#define SDL_HasSSE42
#define SDL_HasMMX
#define SDL_GetCPUCacheLineSize
#define SDL_HasSSE41
#define SDL_GetCPUCount
#define SDL_HasSSE2
#define SDL_HasSSE

◆ TestEndian()

int TestEndian ( SDL_bool  verbose)

Definition at line 84 of file testplatform.c.

References SDL_BIG_ENDIAN, SDL_BYTEORDER, SDL_LIL_ENDIAN, SDL_Log, SDL_PRIX64, SDL_Swap16(), SDL_Swap32(), and SDL_Swap64().

Referenced by main().

85 {
86  int error = 0;
87  Uint16 value = 0x1234;
88  int real_byteorder;
89  Uint16 value16 = 0xCDAB;
90  Uint16 swapped16 = 0xABCD;
91  Uint32 value32 = 0xEFBEADDE;
92  Uint32 swapped32 = 0xDEADBEEF;
93  Uint64 value64, swapped64;
94 
95  value64 = 0xEFBEADDE;
96  value64 <<= 32;
97  value64 |= 0xCDAB3412;
98  swapped64 = 0x1234ABCD;
99  swapped64 <<= 32;
100  swapped64 |= 0xDEADBEEF;
101 
102  if (verbose) {
103  SDL_Log("Detected a %s endian machine.\n",
104  (SDL_BYTEORDER == SDL_LIL_ENDIAN) ? "little" : "big");
105  }
106  if ((*((char *) &value) >> 4) == 0x1) {
107  real_byteorder = SDL_BIG_ENDIAN;
108  } else {
109  real_byteorder = SDL_LIL_ENDIAN;
110  }
111  if (real_byteorder != SDL_BYTEORDER) {
112  if (verbose) {
113  SDL_Log("Actually a %s endian machine!\n",
114  (real_byteorder == SDL_LIL_ENDIAN) ? "little" : "big");
115  }
116  ++error;
117  }
118  if (verbose) {
119  SDL_Log("Value 16 = 0x%X, swapped = 0x%X\n", value16,
120  SDL_Swap16(value16));
121  }
122  if (SDL_Swap16(value16) != swapped16) {
123  if (verbose) {
124  SDL_Log("16 bit value swapped incorrectly!\n");
125  }
126  ++error;
127  }
128  if (verbose) {
129  SDL_Log("Value 32 = 0x%X, swapped = 0x%X\n", value32,
130  SDL_Swap32(value32));
131  }
132  if (SDL_Swap32(value32) != swapped32) {
133  if (verbose) {
134  SDL_Log("32 bit value swapped incorrectly!\n");
135  }
136  ++error;
137  }
138  if (verbose) {
139  SDL_Log("Value 64 = 0x%"SDL_PRIX64", swapped = 0x%"SDL_PRIX64"\n", value64,
140  SDL_Swap64(value64));
141  }
142  if (SDL_Swap64(value64) != swapped64) {
143  if (verbose) {
144  SDL_Log("64 bit value swapped incorrectly!\n");
145  }
146  ++error;
147  }
148  return (error ? 1 : 0);
149 }
GLuint GLfloat GLfloat GLfloat x1
#define SDL_LIL_ENDIAN
Definition: SDL_endian.h:37
uint32_t Uint32
Definition: SDL_stdinc.h:181
uint64_t Uint64
Definition: SDL_stdinc.h:194
SDL_FORCE_INLINE Uint32 SDL_Swap32(Uint32 x)
Definition: SDL_endian.h:162
#define SDL_Log
SDL_FORCE_INLINE Uint16 SDL_Swap16(Uint16 x)
Definition: SDL_endian.h:107
GLsizei const GLfloat * value
#define SDL_PRIX64
Definition: SDL_stdinc.h:238
#define SDL_BIG_ENDIAN
Definition: SDL_endian.h:38
SDL_FORCE_INLINE Uint64 SDL_Swap64(Uint64 x)
Definition: SDL_endian.h:196
uint16_t Uint16
Definition: SDL_stdinc.h:169
#define SDL_BYTEORDER

◆ TestTypes()

int TestTypes ( SDL_bool  verbose)

Definition at line 29 of file testplatform.c.

References badsize(), SDL_COMPILE_TIME_ASSERT, SDL_Log, SDL_MAX_SINT16, SDL_MAX_SINT32, SDL_MAX_SINT64, SDL_MAX_SINT8, SDL_MAX_UINT16, SDL_MAX_UINT32, SDL_MAX_UINT64, SDL_MAX_UINT8, SDL_MIN_SINT16, SDL_MIN_SINT32, SDL_MIN_SINT64, SDL_MIN_SINT8, SDL_MIN_UINT16, SDL_MIN_UINT32, SDL_MIN_UINT64, and SDL_MIN_UINT8.

Referenced by main().

30 {
31  int error = 0;
32 
37 
42 
44  SDL_COMPILE_TIME_ASSERT(SDL_MIN_SINT32, SDL_MIN_SINT32 == ~0x7fffffff); /* Instead of -2147483648, which is treated as unsigned by some compilers */
47 
48  SDL_COMPILE_TIME_ASSERT(SDL_MAX_SINT64, SDL_MAX_SINT64 == 9223372036854775807ll);
49  SDL_COMPILE_TIME_ASSERT(SDL_MIN_SINT64, SDL_MIN_SINT64 == ~0x7fffffffffffffffll); /* Instead of -9223372036854775808, which is treated as unsigned by compilers */
50  SDL_COMPILE_TIME_ASSERT(SDL_MAX_UINT64, SDL_MAX_UINT64 == 18446744073709551615ull);
52 
53  if (badsize(sizeof(Uint8), 1)) {
54  if (verbose)
55  SDL_Log("sizeof(Uint8) != 1, instead = %u\n",
56  (unsigned int)sizeof(Uint8));
57  ++error;
58  }
59  if (badsize(sizeof(Uint16), 2)) {
60  if (verbose)
61  SDL_Log("sizeof(Uint16) != 2, instead = %u\n",
62  (unsigned int)sizeof(Uint16));
63  ++error;
64  }
65  if (badsize(sizeof(Uint32), 4)) {
66  if (verbose)
67  SDL_Log("sizeof(Uint32) != 4, instead = %u\n",
68  (unsigned int)sizeof(Uint32));
69  ++error;
70  }
71  if (badsize(sizeof(Uint64), 8)) {
72  if (verbose)
73  SDL_Log("sizeof(Uint64) != 8, instead = %u\n",
74  (unsigned int)sizeof(Uint64));
75  ++error;
76  }
77  if (verbose && !error)
78  SDL_Log("All data types are the expected size.\n");
79 
80  return (error ? 1 : 0);
81 }
#define SDL_MAX_SINT64
A signed 64-bit integer type.
Definition: SDL_stdinc.h:186
#define SDL_MIN_UINT64
Definition: SDL_stdinc.h:193
#define SDL_MIN_SINT8
Definition: SDL_stdinc.h:150
#define SDL_MAX_UINT32
An unsigned 32-bit integer type.
Definition: SDL_stdinc.h:179
#define SDL_MAX_SINT32
A signed 32-bit integer type.
Definition: SDL_stdinc.h:173
uint32_t Uint32
Definition: SDL_stdinc.h:181
#define SDL_MAX_UINT8
An unsigned 8-bit integer type.
Definition: SDL_stdinc.h:155
uint64_t Uint64
Definition: SDL_stdinc.h:194
#define SDL_MIN_SINT32
Definition: SDL_stdinc.h:174
#define SDL_Log
#define SDL_MAX_UINT64
An unsigned 64-bit integer type.
Definition: SDL_stdinc.h:192
uint8_t Uint8
Definition: SDL_stdinc.h:157
#define SDL_MIN_UINT16
Definition: SDL_stdinc.h:168
static int badsize(size_t sizeoftype, size_t hardcodetype)
Definition: testplatform.c:23
#define SDL_MAX_SINT16
A signed 16-bit integer type.
Definition: SDL_stdinc.h:161
#define SDL_MIN_SINT16
Definition: SDL_stdinc.h:162
#define SDL_MAX_UINT16
An unsigned 16-bit integer type.
Definition: SDL_stdinc.h:167
#define SDL_MAX_SINT8
A signed 8-bit integer type.
Definition: SDL_stdinc.h:149
#define SDL_MIN_UINT8
Definition: SDL_stdinc.h:156
uint16_t Uint16
Definition: SDL_stdinc.h:169
#define SDL_MIN_UINT32
Definition: SDL_stdinc.h:180
#define SDL_MIN_SINT64
Definition: SDL_stdinc.h:187
#define SDL_COMPILE_TIME_ASSERT(name, x)
Definition: SDL_stdinc.h:290

◆ TST_alldiv()

static int TST_alldiv ( void a,
void b,
int  arg,
void result,
void expected 
)
static

Definition at line 157 of file testplatform.c.

158 {
159  (*(long long *)result) = ((*(long long *)a) / (*(long long *)b));
160  return (*(long long *)result) == (*(long long *)expected);
161 }
GLuint64EXT * result
GLboolean GLboolean GLboolean GLboolean a
GLboolean GLboolean GLboolean b

◆ TST_allmul()

static int TST_allmul ( void a,
void b,
int  arg,
void result,
void expected 
)
static

Definition at line 151 of file testplatform.c.

152 {
153  (*(long long *)result) = ((*(long long *)a) * (*(long long *)b));
154  return (*(long long *)result) == (*(long long *)expected);
155 }
GLuint64EXT * result
GLboolean GLboolean GLboolean GLboolean a
GLboolean GLboolean GLboolean b

◆ TST_allrem()

static int TST_allrem ( void a,
void b,
int  arg,
void result,
void expected 
)
static

Definition at line 163 of file testplatform.c.

164 {
165  (*(long long *)result) = ((*(long long *)a) % (*(long long *)b));
166  return (*(long long *)result) == (*(long long *)expected);
167 }
GLuint64EXT * result
GLboolean GLboolean GLboolean GLboolean a
GLboolean GLboolean GLboolean b

◆ TST_allshl()

static int TST_allshl ( void a,
void b,
int  arg,
void result,
void expected 
)
static

Definition at line 181 of file testplatform.c.

182 {
183  (*(long long *)result) = (*(long long *)a) << arg;
184  return (*(long long *)result) == (*(long long *)expected);
185 }
GLuint64EXT * result
GLboolean GLboolean GLboolean GLboolean a

◆ TST_allshr()

static int TST_allshr ( void a,
void b,
int  arg,
void result,
void expected 
)
static

Definition at line 193 of file testplatform.c.

194 {
195  (*(long long *)result) = (*(long long *)a) >> arg;
196  return (*(long long *)result) == (*(long long *)expected);
197 }
GLuint64EXT * result
GLboolean GLboolean GLboolean GLboolean a

◆ TST_aullshl()

static int TST_aullshl ( void a,
void b,
int  arg,
void result,
void expected 
)
static

Definition at line 187 of file testplatform.c.

188 {
189  (*(unsigned long long *)result) = (*(unsigned long long *)a) << arg;
190  return (*(unsigned long long *)result) == (*(unsigned long long *)expected);
191 }
GLuint64EXT * result
GLboolean GLboolean GLboolean GLboolean a

◆ TST_aullshr()

static int TST_aullshr ( void a,
void b,
int  arg,
void result,
void expected 
)
static

Definition at line 199 of file testplatform.c.

200 {
201  (*(unsigned long long *)result) = (*(unsigned long long *)a) >> arg;
202  return (*(unsigned long long *)result) == (*(unsigned long long *)expected);
203 }
GLuint64EXT * result
GLboolean GLboolean GLboolean GLboolean a

◆ TST_ualldiv()

static int TST_ualldiv ( void a,
void b,
int  arg,
void result,
void expected 
)
static

Definition at line 169 of file testplatform.c.

170 {
171  (*(unsigned long long *)result) = ((*(unsigned long long *)a) / (*(unsigned long long *)b));
172  return (*(unsigned long long *)result) == (*(unsigned long long *)expected);
173 }
GLuint64EXT * result
GLboolean GLboolean GLboolean GLboolean a
GLboolean GLboolean GLboolean b

◆ TST_uallrem()

static int TST_uallrem ( void a,
void b,
int  arg,
void result,
void expected 
)
static

Definition at line 175 of file testplatform.c.

176 {
177  (*(unsigned long long *)result) = ((*(unsigned long long *)a) % (*(unsigned long long *)b));
178  return (*(unsigned long long *)result) == (*(unsigned long long *)expected);
179 }
GLuint64EXT * result
GLboolean GLboolean GLboolean GLboolean a
GLboolean GLboolean GLboolean b

Variable Documentation

◆ LL_Tests

LL_Test LL_Tests[]
static

Definition at line 216 of file testplatform.c.