61 lines
1.6 KiB
C
61 lines
1.6 KiB
C
// REQUIRES: arm-target-arch || armv6m-target-arch
|
|
// RUN: %clang_builtins %s %librt -o %t && %run %t
|
|
|
|
#include <stdint.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <math.h>
|
|
|
|
#if __arm__
|
|
#include "call_apsr.h"
|
|
|
|
extern __attribute__((pcs("aapcs"))) void __aeabi_cdcmpeq(double a, double b);
|
|
|
|
int test__aeabi_cdcmpeq(double a, double b, int expected)
|
|
{
|
|
uint32_t cpsr_value = call_apsr_d(a, b, __aeabi_cdcmpeq);
|
|
union cpsr cpsr = { .value = cpsr_value };
|
|
if (expected != cpsr.flags.z) {
|
|
printf("error in __aeabi_cdcmpeq(%f, %f) => Z = %d, expected %d\n",
|
|
a, b, cpsr.flags.z, expected);
|
|
return 1;
|
|
}
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
int main()
|
|
{
|
|
#if __arm__
|
|
if (test__aeabi_cdcmpeq(1.0, 1.0, 1))
|
|
return 1;
|
|
if (test__aeabi_cdcmpeq(1234.567, 765.4321, 0))
|
|
return 1;
|
|
if (test__aeabi_cdcmpeq(-123.0, -678.0, 0))
|
|
return 1;
|
|
if (test__aeabi_cdcmpeq(0.0, -0.0, 1))
|
|
return 1;
|
|
if (test__aeabi_cdcmpeq(1.0, NAN, 0))
|
|
return 1;
|
|
if (test__aeabi_cdcmpeq(NAN, 1.0, 0))
|
|
return 1;
|
|
if (test__aeabi_cdcmpeq(NAN, NAN, 0))
|
|
return 1;
|
|
if (test__aeabi_cdcmpeq(INFINITY, 1.0, 0))
|
|
return 1;
|
|
if (test__aeabi_cdcmpeq(0.0, INFINITY, 0))
|
|
return 1;
|
|
if (test__aeabi_cdcmpeq(-INFINITY, 0.0, 0))
|
|
return 1;
|
|
if (test__aeabi_cdcmpeq(0.0, -INFINITY, 0))
|
|
return 1;
|
|
if (test__aeabi_cdcmpeq(INFINITY, INFINITY, 1))
|
|
return 1;
|
|
if (test__aeabi_cdcmpeq(-INFINITY, -INFINITY, 1))
|
|
return 1;
|
|
#else
|
|
printf("skipped\n");
|
|
#endif
|
|
return 0;
|
|
}
|