box64/tests/test26.c
Yang Liu 87bf751b11
[INTERP] Fix fpu_round (#1030)
* [INTERP] Fix fpu_round

* Should be working this time

* Handling wrappedlibm

* Format

* Fix loongarch

* Make it optional

* Fix android build
2023-10-25 14:14:11 +02:00

105 lines
2.5 KiB
C

#include <stdio.h>
#include <fenv.h>
#include <math.h>
// Build with `gcc -march=core2 -O0 test26.c -o test26 -lm`
#define TEST(fn, val) \
printf("Testing %s(%f)\n", #fn, val); \
fesetround(FE_UPWARD); \
printf("FE_UPWARD: %.1f\n", (double)fn(val)); \
printf("Current rounding mode: 0x%x\n", fegetround()); \
fesetround(FE_DOWNWARD); \
printf("FE_DOWNWARD: %.1f\n", (double)fn(val)); \
printf("Current rounding mode: 0x%x\n", fegetround()); \
fesetround(FE_TOWARDZERO); \
printf("FE_TOWARDZERO: %.1f\n", (double)fn(val)); \
printf("Current rounding mode: 0x%x\n", fegetround()); \
fesetround(FE_TONEAREST); \
printf("FE_TONEAREST: %.1f\n", (double)fn(val)); \
printf("Current rounding mode: 0x%x\n\n", fegetround());
int main()
{
TEST(rint, 1.0f);
TEST(rint, 1.3f);
TEST(rint, 1.5f);
TEST(rint, 1.8f);
TEST(rint, 2.0f);
TEST(rint, 2.3f);
TEST(rint, 2.5f);
TEST(rint, 2.8f);
TEST(rintf, 1.0f);
TEST(rintf, 1.3f);
TEST(rintf, 1.5f);
TEST(rintf, 1.8f);
TEST(rintf, 2.0f);
TEST(rintf, 2.3f);
TEST(rintf, 2.5f);
TEST(rintf, 2.8f);
TEST(nearbyint, 1.0f);
TEST(nearbyint, 1.3f);
TEST(nearbyint, 1.5f);
TEST(nearbyint, 1.8f);
TEST(nearbyint, 2.0f);
TEST(nearbyint, 2.3f);
TEST(nearbyint, 2.5f);
TEST(nearbyint, 2.8f);
TEST(nearbyintf, 1.0f);
TEST(nearbyintf, 1.3f);
TEST(nearbyintf, 1.5f);
TEST(nearbyintf, 1.8f);
TEST(nearbyintf, 2.0f);
TEST(nearbyintf, 2.3f);
TEST(nearbyintf, 2.5f);
TEST(nearbyintf, 2.8f);
TEST(llrintf, 1.0f);
TEST(llrintf, 1.3f);
TEST(llrintf, 1.5f);
TEST(llrintf, 1.8f);
TEST(llrintf, 2.0f);
TEST(llrintf, 2.3f);
TEST(llrintf, 2.5f);
TEST(llrintf, 2.8f);
TEST(llrint, 1.0f);
TEST(llrint, 1.3f);
TEST(llrint, 1.5f);
TEST(llrint, 1.8f);
TEST(llrint, 2.0f);
TEST(llrint, 2.3f);
TEST(llrint, 2.5f);
TEST(llrint, 2.8f);
TEST(lrintf, 1.0f);
TEST(lrintf, 1.3f);
TEST(lrintf, 1.5f);
TEST(lrintf, 1.8f);
TEST(lrintf, 2.0f);
TEST(lrintf, 2.3f);
TEST(lrintf, 2.5f);
TEST(lrintf, 2.8f);
TEST(lrint, 1.0f);
TEST(lrint, 1.3f);
TEST(lrint, 1.5f);
TEST(lrint, 1.8f);
TEST(lrint, 2.0f);
TEST(lrint, 2.3f);
TEST(lrint, 2.5f);
TEST(lrint, 2.8f);
return 0;
}