diff options
Diffstat (limited to 'c/src/tests/libffi/ffitest/ffitest.c')
| -rw-r--r-- | c/src/tests/libffi/ffitest/ffitest.c | 735 |
1 files changed, 0 insertions, 735 deletions
diff --git a/c/src/tests/libffi/ffitest/ffitest.c b/c/src/tests/libffi/ffitest/ffitest.c deleted file mode 100644 index abc09a97b7..0000000000 --- a/c/src/tests/libffi/ffitest/ffitest.c +++ /dev/null @@ -1,735 +0,0 @@ -/* ----------------------------------------------------------------------- - ffitest.c - Copyright (c) 1996, 1997, 1998 Cygnus Solutions - - $Id$ - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - ``Software''), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be included - in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS - OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR - OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - OTHER DEALINGS IN THE SOFTWARE. - ----------------------------------------------------------------------- */ - -#include <ffi.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <float.h> -#include <rtems.h> -#include <rtems/error.h> - -/* This is lame. Long double support is barely there under SunOS 4.x */ -#if defined(SPARC) && (SIZEOF_LONG_DOUBLE != 16) -#define BROKEN_LONG_DOUBLE -#endif - -#define CHECK(x) !(x) ? fail(__FILE__, __LINE__) : 0 - -static int fail(char *file, int line) -{ - fprintf(stderr, "Test failure: %s line %d\n", file, line); - exit(EXIT_FAILURE); - /*@notreached@*/ - return 0; -} - -#define MAX_ARGS 256 - -static size_t my_strlen(char *s) -{ - return (strlen(s)); -} - -static int promotion(signed char sc, signed short ss, - unsigned char uc, unsigned short us) -{ - int r = (int) sc + (int) ss + (int) uc + (int) us; - - return r; -} - -static signed char return_sc(signed char sc) -{ - return sc; -} - -static unsigned char return_uc(unsigned char uc) -{ - return uc; -} - -static long long return_ll(long long ll) -{ - return ll; -} - -static int floating(int a, float b, double c, long double d, int e) -{ - int i; - -#if 0 - /* This is ifdef'd out for now. long double support under SunOS/gcc - is pretty much non-existent. You'll get the odd bus error in library - routines like printf(). */ - printf("%d %f %f %Lf %d\n", a, (double)b, c, d, e); -#endif - - i = (int) ((float)a/b + ((float)c/(float)d)); - - return i; -} - -static float many(float f1, - float f2, - float f3, - float f4, - float f5, - float f6, - float f7, - float f8, - float f9, - float f10, - float f11, - float f12, - float f13) -{ -#if 0 - printf("%f %f %f %f %f %f %f %f %f %f %f %f %f\n", - (double) f1, (double) f2, (double) f3, (double) f4, (double) f5, - (double) f6, (double) f7, (double) f8, (double) f9, (double) f10, - (double) f11, (double) f12, (double) f13); -#endif - - return ((f1/f2+f3/f4+f5/f6+f7/f8+f9/f10+f11/f12) * f13); -} - -static double dblit(float f) -{ - return f/3.0; -} - -static long double ldblit(float f) -{ - return (long double) (((long double) f)/ (long double) 3.0); -} - -typedef struct -{ - unsigned char uc; - double d; - unsigned int ui; -} test_structure_1; - -typedef struct -{ - double d1; - double d2; -} test_structure_2; - -typedef struct -{ - int si; -} test_structure_3; - -typedef struct -{ - unsigned ui1; - unsigned ui2; - unsigned ui3; -} test_structure_4; - -typedef struct -{ - char c1; - char c2; -} test_structure_5; - -static test_structure_1 struct1(test_structure_1 ts) -{ - /*@-type@*/ - ts.uc++; - /*@=type@*/ - ts.d--; - ts.ui++; - - return ts; -} - -static test_structure_2 struct2(test_structure_2 ts) -{ - ts.d1--; - ts.d2--; - - return ts; -} - -static test_structure_3 struct3(test_structure_3 ts) -{ - ts.si = -(ts.si*2); - - return ts; -} - -static test_structure_4 struct4(test_structure_4 ts) -{ - ts.ui3 = ts.ui1 * ts.ui2 * ts.ui3; - - return ts; -} - -static test_structure_5 struct5(test_structure_5 ts1, test_structure_5 ts2) -{ - ts1.c1 += ts2.c1; - ts1.c2 -= ts2.c2; - - return ts1; -} - -/* Take an int and a float argument, together with int userdata, and */ -/* return the sum. */ -static void closure_test_fn(ffi_cif* cif,void* resp,void** args, void* userdata) -{ - *(int*)resp = - *(int *)args[0] + (int)(*(float *)args[1]) + (int)(long)userdata; -} - -typedef int (*closure_test_type)(int, float); - -int ffi_main( void ) -{ - ffi_cif cif; - ffi_type *args[MAX_ARGS]; - void *values[MAX_ARGS]; - char *s; - signed char sc; - unsigned char uc; - signed short ss; - unsigned short us; - unsigned long ul; - long long ll; - float f; - double d; - long double ld; - signed int si1; - signed int si2; - -#if defined(ALPHA) || defined(IA64) || defined(SPARC64) || (defined(MIPS) && (_MIPS_SIM == _ABIN32)) - long long rint; -#else - int rint; -#endif - long long rlonglong; - - ffi_type ts1_type; - ffi_type ts2_type; - ffi_type ts3_type; - ffi_type ts4_type; - ffi_type ts5_type; - ffi_type *ts1_type_elements[4]; - ffi_type *ts2_type_elements[3]; - ffi_type *ts3_type_elements[2]; - ffi_type *ts4_type_elements[4]; - ffi_type *ts5_type_elements[3]; - - ts1_type.size = 0; - ts1_type.alignment = 0; - ts1_type.type = FFI_TYPE_STRUCT; - - ts2_type.size = 0; - ts2_type.alignment = 0; - ts2_type.type = FFI_TYPE_STRUCT; - - ts3_type.size = 0; - ts3_type.alignment = 0; - ts3_type.type = FFI_TYPE_STRUCT; - - ts4_type.size = 0; - ts4_type.alignment = 0; - ts4_type.type = FFI_TYPE_STRUCT; - - ts5_type.size = 0; - ts5_type.alignment = 0; - ts5_type.type = FFI_TYPE_STRUCT; - - /*@-immediatetrans@*/ - ts1_type.elements = ts1_type_elements; - ts2_type.elements = ts2_type_elements; - ts3_type.elements = ts3_type_elements; - ts4_type.elements = ts4_type_elements; - ts5_type.elements = ts5_type_elements; - /*@=immediatetrans@*/ - - ts1_type_elements[0] = &ffi_type_uchar; - ts1_type_elements[1] = &ffi_type_double; - ts1_type_elements[2] = &ffi_type_uint; - ts1_type_elements[3] = NULL; - - ts2_type_elements[0] = &ffi_type_double; - ts2_type_elements[1] = &ffi_type_double; - ts2_type_elements[2] = NULL; - - ts3_type_elements[0] = &ffi_type_sint; - ts3_type_elements[1] = NULL; - - ts4_type_elements[0] = &ffi_type_uint; - ts4_type_elements[1] = &ffi_type_uint; - ts4_type_elements[2] = &ffi_type_uint; - ts4_type_elements[3] = NULL; - - ts5_type_elements[0] = &ffi_type_schar; - ts5_type_elements[1] = &ffi_type_schar; - ts5_type_elements[2] = NULL; - - ul = 0; - - /* return value tests */ - { -#if defined(MIPS) /* || defined(ARM) */ - puts ("long long tests not run. This is a known bug on this architecture."); -#else - args[0] = &ffi_type_sint64; - values[0] = ≪ - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, - &ffi_type_sint64, args) == FFI_OK); - - for (ll = 0LL; ll < 100LL; ll++) - { - ul++; - ffi_call(&cif, FFI_FN(return_ll), &rlonglong, values); - CHECK(rlonglong == ll); - } - - for (ll = 55555555555000LL; ll < 55555555555100LL; ll++) - { - ul++; - ffi_call(&cif, FFI_FN(return_ll), &rlonglong, values); - CHECK(rlonglong == ll); - } -#endif - - args[0] = &ffi_type_schar; - values[0] = ≻ - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, - &ffi_type_schar, args) == FFI_OK); - - for (sc = (signed char) -127; - sc < (signed char) 127; /*@-type@*/ sc++ /*@=type@*/) - { - ul++; - ffi_call(&cif, FFI_FN(return_sc), &rint, values); - CHECK(rint == (int) sc); - } - - args[0] = &ffi_type_uchar; - values[0] = &uc; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, - &ffi_type_uchar, args) == FFI_OK); - - for (uc = (unsigned char) '\x00'; - uc < (unsigned char) '\xff'; /*@-type@*/ uc++ /*@=type@*/) - { - ul++; - ffi_call(&cif, FFI_FN(return_uc), &rint, values); - CHECK(rint == (signed int) uc); - } - - printf("%lu return value tests run\n", ul); - } - -#ifdef BROKEN_LONG_DOUBLE - printf ("This architecture has broken `long double' support. No floating point\ntests have been run.\n"); -#else - /* float arg tests */ - { - args[0] = &ffi_type_float; - values[0] = &f; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, - &ffi_type_longdouble, args) == FFI_OK); - - f = 3.14159; - -#if 0 - /* This is ifdef'd out for now. long double support under SunOS/gcc - is pretty much non-existent. You'll get the odd bus error in library - routines like printf(). */ - printf ("%Lf\n", ldblit(f)); -#endif - ld = 666; - ffi_call(&cif, FFI_FN(ldblit), &ld, values); - -#if 0 - /* This is ifdef'd out for now. long double support under SunOS/gcc - is pretty much non-existent. You'll get the odd bus error in library - routines like printf(). */ - printf ("%Lf, %Lf, %Lf, %Lf\n", ld, ldblit(f), ld - ldblit(f), LDBL_EPSILON); -#endif - - /* These are not always the same!! Check for a reasonable delta */ - /*@-realcompare@*/ - if (ld - ldblit(f) < LDBL_EPSILON) - /*@=realcompare@*/ - puts("long double return value tests ok!"); - else - CHECK(0); - } - - /* float arg tests */ - { - args[0] = &ffi_type_sint; - values[0] = &si1; - args[1] = &ffi_type_float; - values[1] = &f; - args[2] = &ffi_type_double; - values[2] = &d; - args[3] = &ffi_type_longdouble; - values[3] = &ld; - args[4] = &ffi_type_sint; - values[4] = &si2; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 5, - &ffi_type_sint, args) == FFI_OK); - - si1 = 6; - f = 3.14159; - d = (double)1.0/(double)3.0; - ld = 2.71828182846L; - si2 = 10; - - floating (si1, f, d, ld, si2); - - ffi_call(&cif, FFI_FN(floating), &rint, values); - - printf ("%d vs %d\n", rint, floating (si1, f, d, ld, si2)); - - CHECK(rint == floating(si1, f, d, ld, si2)); - - printf("float arg tests ok!\n"); - } -#endif - - /* strlen tests */ - { - args[0] = &ffi_type_pointer; - values[0] = (void*) &s; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, - &ffi_type_sint, args) == FFI_OK); - - s = "a"; - ffi_call(&cif, FFI_FN(my_strlen), &rint, values); - CHECK(rint == 1); - - s = "1234567"; - ffi_call(&cif, FFI_FN(my_strlen), &rint, values); - CHECK(rint == 7); - - s = "1234567890123456789012345"; - ffi_call(&cif, FFI_FN(my_strlen), &rint, values); - CHECK(rint == 25); - - printf("strlen tests passed\n"); - } - - /* float arg tests */ - { - args[0] = &ffi_type_float; - values[0] = &f; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, - &ffi_type_double, args) == FFI_OK); - - f = 3.14159; - - ffi_call(&cif, FFI_FN(dblit), &d, values); - - /* These are not always the same!! Check for a reasonable delta */ - /*@-realcompare@*/ - CHECK(d - dblit(f) < DBL_EPSILON); - /*@=realcompare@*/ - - printf("double return value tests ok!\n"); - } - - /* many arg tests */ - { - float ff; - float fa[13]; - - for (ul = 0; ul < 13; ul++) - { - args[ul] = &ffi_type_float; - values[ul] = &fa[ul]; - fa[ul] = (float) ul; - } - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 13, - &ffi_type_float, args) == FFI_OK); - - /*@-usedef@*/ - ff = many(fa[0], fa[1], - fa[2], fa[3], - fa[4], fa[5], - fa[6], fa[7], - fa[8], fa[9], - fa[10],fa[11],fa[12]); - /*@=usedef@*/ - - ffi_call(&cif, FFI_FN(many), &f, values); - - /*@-realcompare@*/ - if (f - ff < FLT_EPSILON) - /*@=realcompare@*/ - printf("many arg tests ok!\n"); - else -#ifdef POWERPC - printf("many arg tests failed! This is a gcc bug.\n"); -#else - CHECK(0); -#endif - } - - /* promotion tests */ - { - args[0] = &ffi_type_schar; - args[1] = &ffi_type_sshort; - args[2] = &ffi_type_uchar; - args[3] = &ffi_type_ushort; - values[0] = ≻ - values[1] = &ss; - values[2] = &uc; - values[3] = &us; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4, - &ffi_type_sint, args) == FFI_OK); - - us = 0; - ul = 0; - - for (sc = (signed char) -127; - sc <= (signed char) 120; /*@-type@*/ sc += 1 /*@=type@*/) - for (ss = -30000; ss <= 30000; ss += 10000) - for (uc = (unsigned char) 0; - uc <= (unsigned char) 200; /*@-type@*/ uc += 20 /*@=type@*/) - for (us = 0; us <= 60000; us += 10000) - { - ul++; - ffi_call(&cif, FFI_FN(promotion), &rint, values); - CHECK(rint == (int) sc + (int) ss + (int) uc + (int) us); - } - printf("%lu promotion tests run\n", ul); - } - - /* struct tests */ - { - test_structure_1 ts1_arg; - /* This is a hack to get a properly aligned result buffer */ - test_structure_1 *ts1_result = - (test_structure_1 *) malloc (sizeof(test_structure_1)); - if (! ts1_result ) - rtems_panic("Could not get memory for struct 1 result."); - args[0] = &ts1_type; - values[0] = &ts1_arg; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, - &ts1_type, args) == FFI_OK); - - ts1_arg.uc = '\x01'; - ts1_arg.d = 3.14159; - ts1_arg.ui = 555; - - ffi_call(&cif, FFI_FN(struct1), ts1_result, values); - - CHECK(ts1_result->ui == 556); - CHECK(ts1_result->d == 3.14159 - 1); - - puts ("structure test 1 ok!\n"); - - free (ts1_result); - } - - /* struct tests */ - { - test_structure_2 ts2_arg; - - /* This is a hack to get a properly aligned result buffer */ - test_structure_2 *ts2_result = - (test_structure_2 *) malloc (sizeof(test_structure_2)); - - args[0] = &ts2_type; - values[0] = &ts2_arg; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, - &ts2_type, args) == FFI_OK); - - ts2_arg.d1 = 5.55; - ts2_arg.d2 = 6.66; - - printf ("%g\n", ts2_result->d1); - printf ("%g\n", ts2_result->d2); - - ffi_call(&cif, FFI_FN(struct2), ts2_result, values); - - printf ("%g\n", ts2_result->d1); - printf ("%g\n", ts2_result->d2); - - CHECK(ts2_result->d1 == 5.55 - 1); - CHECK(ts2_result->d2 == 6.66 - 1); - - printf("structure test 2 ok!\n"); - - free (ts2_result); - } - - /* struct tests */ - { - int compare_value; - test_structure_3 ts3_arg; - test_structure_3 *ts3_result = - (test_structure_3 *) malloc (sizeof(test_structure_3)); - - args[0] = &ts3_type; - values[0] = &ts3_arg; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, - &ts3_type, args) == FFI_OK); - - ts3_arg.si = -123; - compare_value = ts3_arg.si; - - ffi_call(&cif, FFI_FN(struct3), ts3_result, values); - - printf ("%d %d\n", ts3_result->si, -(compare_value*2)); - - if (ts3_result->si == -(ts3_arg.si*2)) - puts ("structure test 3 ok!"); - else - { - puts ("Structure test 3 found structure passing bug."); - puts (" Current versions of GCC are not 100% compliant with the"); - puts (" n32 ABI. There is a known problem related to passing"); - puts (" small structures. Send a bug report to the gcc maintainers."); - } - - free (ts3_result); - } - - /* struct tests */ - { - test_structure_4 ts4_arg; - - /* This is a hack to get a properly aligned result buffer */ - test_structure_4 *ts4_result = - (test_structure_4 *) malloc (sizeof(test_structure_4)); - - args[0] = &ts4_type; - values[0] = &ts4_arg; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, - &ts4_type, args) == FFI_OK); - - ts4_arg.ui1 = 2; - ts4_arg.ui2 = 3; - ts4_arg.ui3 = 4; - - ffi_call (&cif, FFI_FN(struct4), ts4_result, values); - - if (ts4_result->ui3 == 2U * 3U * 4U) - puts ("structure test 4 ok!"); - else - puts ("Structure test 4 found GCC's structure passing bug."); - - free (ts4_result); - } - - /* struct tests */ - { - test_structure_5 ts5_arg1, ts5_arg2; - - /* This is a hack to get a properly aligned result buffer */ - test_structure_5 *ts5_result = - (test_structure_5 *) malloc (sizeof(test_structure_5)); - - args[0] = &ts5_type; - args[1] = &ts5_type; - values[0] = &ts5_arg1; - values[1] = &ts5_arg2; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, - &ts5_type, args) == FFI_OK); - - ts5_arg1.c1 = 2; - ts5_arg1.c2 = 6; - ts5_arg2.c1 = 5; - ts5_arg2.c2 = 3; - - ffi_call (&cif, FFI_FN(struct5), ts5_result, values); - - if (ts5_result->c1 == 7 - && ts5_result->c2 == 3) - puts ("structure test 5 ok!"); - else - puts ("Structure test 5 found GCC's structure passing bug."); - - free (ts5_result); - } - -# if FFI_CLOSURES - /* A simple closure test */ - { - ffi_closure cl; - ffi_type * cl_arg_types[3]; - - cl_arg_types[0] = &ffi_type_sint; - cl_arg_types[1] = &ffi_type_float; - cl_arg_types[2] = NULL; - - /* Initialize the cif */ - CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, - &ffi_type_sint, cl_arg_types) == FFI_OK); - - CHECK(ffi_prep_closure(&cl, &cif, closure_test_fn, - (void *) 3 /* userdata */) - == FFI_OK); - CHECK((*((closure_test_type)(&cl)))(1, 2.0) == 6); - } -# endif - - /* If we arrived here, all is good */ - (void) puts("\nLooks good. No surprises.\n"); - - /*@-compdestroy@*/ - - return 0; -} - |