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.

24{
25 return sizeoftype != hardcodetype;
26}

Referenced by TestTypes().

◆ main()

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

Definition at line 420 of file testplatform.c.

421{
422 SDL_bool verbose = SDL_TRUE;
423 int status = 0;
424
425 /* Enable standard application logging */
427
428 if (argv[1] && (SDL_strcmp(argv[1], "-q") == 0)) {
429 verbose = SDL_FALSE;
430 }
431 if (verbose) {
432 SDL_Log("This system is running %s\n", SDL_GetPlatform());
433 }
434
435 status += TestTypes(verbose);
436 status += TestEndian(verbose);
437 status += Test64Bit(verbose);
438 status += TestCPUInfo(verbose);
439 status += TestAssertions(verbose);
440
441 return status;
442}
#define SDL_LogSetPriority
#define SDL_GetPlatform
#define SDL_strcmp
#define SDL_Log
@ SDL_LOG_PRIORITY_INFO
Definition: SDL_log.h:106
@ SDL_LOG_CATEGORY_APPLICATION
Definition: SDL_log.h:66
SDL_bool
Definition: SDL_stdinc.h:162
@ SDL_TRUE
Definition: SDL_stdinc.h:164
@ SDL_FALSE
Definition: SDL_stdinc.h:163
int TestAssertions(SDL_bool verbose)
Definition: testplatform.c:391
int TestEndian(SDL_bool verbose)
Definition: testplatform.c:84
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

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().

◆ Test64Bit()

int Test64Bit ( SDL_bool  verbose)

Definition at line 342 of file testplatform.c.

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}
GLdouble GLdouble t
Definition: SDL_opengl.h:2071
GLuint64EXT * result
#define NULL
Definition: begin_code.h:167
LL_Intrinsic routine
Definition: testplatform.c:210
static LL_Test LL_Tests[]
Definition: testplatform.c:216

References LL_Tests, NULL, LL_Test::routine, and SDL_Log.

Referenced by main().

◆ TestAssertions()

int TestAssertions ( SDL_bool  verbose)

Definition at line 391 of file testplatform.c.

392{
393 SDL_assert(1);
396 SDL_assert(0 || 1);
397 SDL_assert_release(0 || 1);
398 SDL_assert_paranoid(0 || 1);
399
400#if 0 /* enable this to test assertion failures. */
401 SDL_assert_release(1 == 2);
402 SDL_assert_release(5 < 4);
403 SDL_assert_release(0 && "This is a test");
404#endif
405
406 {
408 while (item) {
409 SDL_Log("'%s', %s (%s:%d), triggered %u times, always ignore: %s.\n",
410 item->condition, item->function, item->filename,
411 item->linenum, item->trigger_count,
412 item->always_ignore ? "yes" : "no");
413 item = item->next;
414 }
415 }
416 return (0);
417}
#define SDL_assert_release(condition)
Definition: SDL_assert.h:170
#define SDL_assert_paranoid(condition)
Definition: SDL_assert.h:171
#define SDL_assert(condition)
Definition: SDL_assert.h:169
#define SDL_GetAssertionReport
const struct SDL_AssertData * next
Definition: SDL_assert.h:119
unsigned int trigger_count
Definition: SDL_assert.h:114
const char * function
Definition: SDL_assert.h:118
const char * filename
Definition: SDL_assert.h:116
const char * condition
Definition: SDL_assert.h:115

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().

◆ TestCPUInfo()

int TestCPUInfo ( SDL_bool  verbose)

Definition at line 367 of file testplatform.c.

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("AVX-512F %s\n", SDL_HasAVX512F()? "detected" : "not detected");
384 SDL_Log("NEON %s\n", SDL_HasNEON()? "detected" : "not detected");
385 SDL_Log("System RAM %d MB\n", SDL_GetSystemRAM());
386 }
387 return (0);
388}
#define SDL_HasMMX
#define SDL_Has3DNow
#define SDL_HasSSE42
#define SDL_GetSystemRAM
#define SDL_HasSSE
#define SDL_HasNEON
#define SDL_HasAltiVec
#define SDL_HasAVX
#define SDL_GetCPUCacheLineSize
#define SDL_HasRDTSC
#define SDL_HasAVX512F
#define SDL_HasSSE41
#define SDL_GetCPUCount
#define SDL_HasAVX2
#define SDL_HasSSE3
#define SDL_HasSSE2

References SDL_GetCPUCacheLineSize, SDL_GetCPUCount, SDL_GetSystemRAM, SDL_Has3DNow, SDL_HasAltiVec, SDL_HasAVX, SDL_HasAVX2, SDL_HasAVX512F, SDL_HasMMX, SDL_HasNEON, SDL_HasRDTSC, SDL_HasSSE, SDL_HasSSE2, SDL_HasSSE3, SDL_HasSSE41, SDL_HasSSE42, and SDL_Log.

Referenced by main().

◆ TestEndian()

int TestEndian ( SDL_bool  verbose)

Definition at line 84 of file testplatform.c.

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}
#define SDL_BYTEORDER
SDL_FORCE_INLINE Uint32 SDL_Swap32(Uint32 x)
Definition: SDL_endian.h:162
SDL_FORCE_INLINE Uint16 SDL_Swap16(Uint16 x)
Definition: SDL_endian.h:107
SDL_FORCE_INLINE Uint64 SDL_Swap64(Uint64 x)
Definition: SDL_endian.h:196
#define SDL_LIL_ENDIAN
Definition: SDL_endian.h:37
#define SDL_BIG_ENDIAN
Definition: SDL_endian.h:38
GLsizei const GLfloat * value
#define SDL_PRIX64
Definition: SDL_stdinc.h:260
uint32_t Uint32
Definition: SDL_stdinc.h:203
uint64_t Uint64
Definition: SDL_stdinc.h:216
uint16_t Uint16
Definition: SDL_stdinc.h:191

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

Referenced by main().

◆ TestTypes()

int TestTypes ( SDL_bool  verbose)

Definition at line 29 of file testplatform.c.

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_UINT32
An unsigned 32-bit integer type.
Definition: SDL_stdinc.h:201
#define SDL_MAX_SINT16
A signed 16-bit integer type.
Definition: SDL_stdinc.h:183
#define SDL_MAX_SINT64
A signed 64-bit integer type.
Definition: SDL_stdinc.h:208
#define SDL_MIN_UINT64
Definition: SDL_stdinc.h:215
#define SDL_MIN_SINT32
Definition: SDL_stdinc.h:196
#define SDL_MAX_UINT64
An unsigned 64-bit integer type.
Definition: SDL_stdinc.h:214
#define SDL_MAX_UINT16
An unsigned 16-bit integer type.
Definition: SDL_stdinc.h:189
#define SDL_MAX_SINT8
A signed 8-bit integer type.
Definition: SDL_stdinc.h:171
#define SDL_COMPILE_TIME_ASSERT(name, x)
Definition: SDL_stdinc.h:312
#define SDL_MIN_SINT16
Definition: SDL_stdinc.h:184
#define SDL_MIN_SINT8
Definition: SDL_stdinc.h:172
#define SDL_MAX_SINT32
A signed 32-bit integer type.
Definition: SDL_stdinc.h:195
#define SDL_MIN_SINT64
Definition: SDL_stdinc.h:209
#define SDL_MIN_UINT8
Definition: SDL_stdinc.h:178
#define SDL_MIN_UINT32
Definition: SDL_stdinc.h:202
#define SDL_MIN_UINT16
Definition: SDL_stdinc.h:190
uint8_t Uint8
Definition: SDL_stdinc.h:179
#define SDL_MAX_UINT8
An unsigned 8-bit integer type.
Definition: SDL_stdinc.h:177
static int badsize(size_t sizeoftype, size_t hardcodetype)
Definition: testplatform.c:23

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().

◆ 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}
GLboolean GLboolean GLboolean b
GLboolean GLboolean GLboolean GLboolean a

◆ 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}

◆ 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}

◆ 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}

◆ 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}

◆ 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}

◆ 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}

◆ 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}

◆ 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}

Variable Documentation

◆ LL_Tests

LL_Test LL_Tests[]
static

Definition at line 216 of file testplatform.c.

Referenced by Test64Bit().