// Test floating point operations. void unaryOps() { // Unary ops printf("-%g = %g\n", 1.1, -1.1); printf("!%g = %d\n", 1.2, !1.2); printf("!%g = %d\n", 0.0, !0.0); } void binaryOps() { printf("double op double:\n"); printf("%g + %g = %g\n", 1.0, 2.0, 1.0 + 2.0); printf("%g - %g = %g\n", 1.0, 2.0, 1.0 - 2.0); printf("%g * %g = %g\n", 1.0, 2.0, 1.0 * 2.0); printf("%g / %g = %g\n", 1.0, 2.0, 1.0 / 2.0); printf("float op float:\n"); printf("%g + %g = %g\n", 1.0f, 2.0f, 1.0f + 2.0f); printf("%g - %g = %g\n", 1.0f, 2.0f, 1.0f - 2.0f); printf("%g * %g = %g\n", 1.0f, 2.0f, 1.0f * 2.0f); printf("%g / %g = %g\n", 1.0f, 2.0f, 1.0f / 2.0f); printf("double op float:\n"); printf("%g + %g = %g\n", 1.0, 2.0f, 1.0 + 2.0f); printf("%g - %g = %g\n", 1.0, 2.0f, 1.0 - 2.0f); printf("%g * %g = %g\n", 1.0, 2.0f, 1.0 * 2.0f); printf("%g / %g = %g\n", 1.0, 2.0f, 1.0 / 2.0f); printf("double op int:\n"); printf("%g + %d = %g\n", 1.0, 2, 1.0 + 2); printf("%g - %d = %g\n", 1.0, 2, 1.0 - 2); printf("%g * %d = %g\n", 1.0, 2, 1.0 * 2); printf("%g / %d = %g\n", 1.0, 2, 1.0 / 2); printf("int op double:\n"); printf("%d + %g = %g\n", 1, 2.0, 1 + 2.0); printf("%d - %g = %g\n", 1, 2.0, 1 - 2.0); printf("%d * %g = %g\n", 1, 2.0, 1 * 2.0); printf("%d / %g = %g\n", 1, 2.0, 1 / 2.0); } void comparisonTestdd(double a, double b) { printf("%g op %g: < %d <= %d == %d >= %d > %d != %d\n", a, b, a < b, a <= b, a == b, a >= b, a > b, a != b); } void comparisonOpsdd() { printf("double op double:\n"); comparisonTestdd(1.0, 2.0); comparisonTestdd(1.0, 1.0); comparisonTestdd(2.0, 1.0); } void comparisonTestdf(double a, float b) { printf("%g op %g: < %d <= %d == %d >= %d > %d != %d\n", a, b, a < b, a <= b, a == b, a >= b, a > b, a != b); } void comparisonOpsdf() { printf("double op float:\n"); comparisonTestdf(1.0, 2.0f); comparisonTestdf(1.0, 1.0f); comparisonTestdf(2.0, 1.0f); } void comparisonTestff(float a, float b) { printf("%g op %g: < %d <= %d == %d >= %d > %d != %d\n", a, b, a < b, a <= b, a == b, a >= b, a > b, a != b); } void comparisonOpsff() { printf("float op float:\n"); comparisonTestff(1.0f, 2.0f); comparisonTestff(1.0f, 1.0f); comparisonTestff(2.0f, 1.0f); } void comparisonTestid(int a, double b) { printf("%d op %g: < %d <= %d == %d >= %d > %d != %d\n", a, b, a < b, a <= b, a == b, a >= b, a > b, a != b); } void comparisonOpsid() { printf("int op double:\n"); comparisonTestid(1, 2.0); comparisonTestid(1, 1.0); comparisonTestid(2, 1.0); } void comparisonTestdi(double a, int b) { printf("%g op %d: < %d <= %d == %d >= %d > %d != %d\n", a, b, a < b, a <= b, a == b, a >= b, a > b, a != b); } void comparisonOpsdi() { printf("double op int:\n"); comparisonTestdi(1.0f, 2); comparisonTestdi(1.0f, 1); comparisonTestdi(2.0f, 1); } void comparisonOps() { comparisonOpsdd(); comparisonOpsdf(); comparisonOpsff(); comparisonOpsid(); comparisonOpsdi(); } int branch(double d) { if (d) { return 1; } return 0; } void testBranching() { printf("branching: %d %d %d\n", branch(-1.0), branch(0.0), branch(1.0)); } void testpassi(int a, int b, int c, int d, int e, int f, int g, int h, int i, int j, int k, int l) { printf("testpassi: %d %d %d %d %d %d %d %d %d %d %d %d\n", a, b, c, d, e, f, g, h, i, j, k, l); } void testpassf(float a, float b, float c, float d, float e, float f, float g, float h, float i, float j, float k, float l) { printf("testpassf: %g %g %g %g %g %g %g %g %g %g %g %g\n", a, b, c, d, e, f, g, h, i, j, k, l); } void testpassd(double a, double b, double c, double d, double e, double f, double g, double h, double i, double j, double k, double l) { printf("testpassd: %g %g %g %g %g %g %g %g %g %g %g %g\n", a, b, c, d, e, f, g, h, i, j, k, l); } void testpassidf(int i, double d, float f) { printf("testpassidf: %d %g %g\n", i, d, f); } void testParameterPassing() { float x; testpassi(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12); testpassf(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12); testpassd(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12); testpassi(1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f, 8.0f, 9.0f, 10.0f, 11.0f, 12.0f); testpassf(1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f, 8.0f, 9.0f, 10.0f, 11.0f, 12.0f); testpassd(1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f, 8.0f, 9.0f, 10.0f, 11.0f, 12.0f); testpassi(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0, 11.0, 12.0); testpassf(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0, 11.0, 12.0); testpassd(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0, 11.0, 12.0); testpassidf(1, 2.0, 3.0f); } int main() { unaryOps(); binaryOps(); comparisonOps(); testBranching(); testParameterPassing(); return 0; }