| /* { dg-do run } */ |
| /* { dg-skip-if "-mpowerpc-gpopt not supported" { powerpc*-*-darwin* } } */ |
| /* { dg-options "-O2 -ffast-math -fno-inline -fno-unroll-loops -lm -mpowerpc-gpopt" } */ |
| |
| #include <math.h> |
| |
| extern void abort (void); |
| |
| #define NVALS 6 |
| |
| static double |
| convert_it_1 (double x) |
| { |
| return pow (x, 1.5); |
| } |
| |
| static double |
| convert_it_2 (double x) |
| { |
| return pow (x, 2.5); |
| } |
| |
| static double |
| convert_it_3 (double x) |
| { |
| return pow (x, -0.5); |
| } |
| |
| static double |
| convert_it_4 (double x) |
| { |
| return pow (x, 10.5); |
| } |
| |
| static double |
| convert_it_5 (double x) |
| { |
| return pow (x, -3.5); |
| } |
| |
| int |
| main (int argc, char *argv[]) |
| { |
| double values[NVALS] = { 3.0, 1.95, 2.227, 4.0, 256.0, .0008797 }; |
| double PREC = .999999; |
| unsigned i; |
| |
| for (i = 0; i < NVALS; i++) |
| { |
| volatile double x, y; |
| |
| x = sqrt (values[i]); |
| y = __builtin_powi (values[i], 1); |
| if (fabs (convert_it_1 (values[i]) / (x * y)) < PREC) |
| abort (); |
| |
| x = sqrt (values[i]); |
| y = __builtin_powi (values[i], 2); |
| if (fabs (convert_it_2 (values[i]) / (x * y)) < PREC) |
| abort (); |
| |
| x = sqrt (values[i]); |
| y = __builtin_powi (values[i], -1); |
| if (fabs (convert_it_3 (values[i]) / (x * y)) < PREC) |
| abort (); |
| |
| x = sqrt (values[i]); |
| y = __builtin_powi (values[i], 10); |
| if (fabs (convert_it_4 (values[i]) / (x * y)) < PREC) |
| abort (); |
| |
| x = sqrt (values[i]); |
| y = __builtin_powi (values[i], -4); |
| if (fabs (convert_it_5 (values[i]) / (x * y)) < PREC) |
| abort (); |
| } |
| |
| return 0; |
| } |