/* Like fp-cmp-4.c, but test that the setcc patterns are correct. */ static int test_isunordered(double x, double y) { return __builtin_isunordered(x, y); } static int test_not_isunordered(double x, double y) { return !__builtin_isunordered(x, y); } static int test_isless(double x, double y) { return __builtin_isless(x, y); } static int test_not_isless(double x, double y) { return !__builtin_isless(x, y); } static int test_islessequal(double x, double y) { return __builtin_islessequal(x, y); } static int test_not_islessequal(double x, double y) { return !__builtin_islessequal(x, y); } static int test_isgreater(double x, double y) { return __builtin_isgreater(x, y); } static int test_not_isgreater(double x, double y) { return !__builtin_isgreater(x, y); } static int test_isgreaterequal(double x, double y) { return __builtin_isgreaterequal(x, y); } static int test_not_isgreaterequal(double x, double y) { return !__builtin_isgreaterequal(x, y); } static int test_islessgreater(double x, double y) { return __builtin_islessgreater(x, y); } static int test_not_islessgreater(double x, double y) { return !__builtin_islessgreater(x, y); } static void one_test(double x, double y, int expected, int (*pos) (double, double), int (*neg) (double, double)) { if ((*pos)(x, y) != expected) abort (); if ((*neg)(x, y) != !expected) abort (); } #define NAN (0.0 / 0.0) int main() { struct try { double x, y; int result[6]; }; static struct try const data[] = { { NAN, NAN, { 1, 0, 0, 0, 0, 0 } }, { 0.0, NAN, { 1, 0, 0, 0, 0, 0 } }, { NAN, 0.0, { 1, 0, 0, 0, 0, 0 } }, { 0.0, 0.0, { 0, 0, 1, 0, 1, 0 } }, { 1.0, 2.0, { 0, 1, 1, 0, 0, 1 } }, { 2.0, 1.0, { 0, 0, 0, 1, 1, 1 } }, }; struct test { int (*pos)(double, double); int (*neg)(double, double); }; static struct test const tests[] = { { test_isunordered, test_not_isunordered }, { test_isless, test_not_isless }, { test_islessequal, test_not_islessequal }, { test_isgreater, test_not_isgreater }, { test_isgreaterequal, test_not_isgreaterequal }, { test_islessgreater, test_not_islessgreater } }; const int n = sizeof(data) / sizeof(data[0]); int i, j; for (i = 0; i < n; ++i) for (j = 0; j < 6; ++j) one_test (data[i].x, data[i].y, data[i].result[j], tests[j].pos, tests[j].neg); exit (0); }