float
foo (float a, float b, float c, float d)
{
float ac, bd, ad, bc, y;
ac = a * c;
bd = b * d;
ad = a * d;
bc = b * c;
if (__builtin_expect (!__builtin_expect ((a) != (a), 0)
& !__builtin_expect (!__builtin_expect (((a) - (a)) != ((a) - (a)), 0), 1), 0)
|| __builtin_expect (!__builtin_expect ((b) != (b), 0)
& !__builtin_expect (!__builtin_expect (((b) - (b)) != ((b) - (b)), 0), 1), 0))
a = __builtin_copysignf (__builtin_expect (!__builtin_expect ((a) != (a), 0)
& !__builtin_expect (!__builtin_expect (((a) - (a)) != ((a) - (a)), 0), 1), 0) ? 1 : 0, a);
c = __builtin_copysignf (__builtin_expect (!__builtin_expect ((c) != (c), 0) & !__builtin_expect (!__builtin_expect (((c) - (c)) != ((c) - (c)), 0), 1), 0) ? 1 : 0, c);
if ((__builtin_expect (!__builtin_expect ((ac) != (ac), 0)
& !__builtin_expect (!__builtin_expect (((ac) - (ac)) != ((ac) - (ac)), 0), 1), 0)
|| __builtin_expect (!__builtin_expect ((bd) != (bd), 0)
& !__builtin_expect (!__builtin_expect (((bd) - (bd)) != ((bd) - (bd)), 0), 1), 0)
|| __builtin_expect (!__builtin_expect ((bc) != (bc), 0) & !__builtin_expect (!__builtin_expect (((bc) - (bc)) != ((bc) - (bc)), 0), 1), 0)))
d = __builtin_copysignf (0, d);
y = a * d + b * c;
return y;
}
int
main ()
{
/* When compiling standard compliant we expect foo to return -0.0. But the
variable expansion during unrolling optimization (for this testcase enabled
by non-compliant -fassociative-math) instantiates copy(s) of the
accumulator which it initializes with +0.0. Hence we expect that foo
returns +0.0. */
if (__builtin_copysignf (1.0, foo (0.0 / -5.0, 10)) != 1.0)
abort ();
exit (0);
}
void testf (void)
{
float xxxxx[8];
int i;
xxxxx[0] = __builtin_copysignf (1.0, Yf[0]);
xxxxx[1] = __builtin_copysignf (1.0, Yf[1]);
xxxxx[2] = __builtin_copysignf (-1.0, Yf[2]);
xxxxx[3] = __builtin_copysignf (0.0, Yf[3]);
xxxxx[4] = __builtin_copysignf (-0.0, Yf[4]);
xxxxx[5] = __builtin_copysignf (-0.0, Yf[5]);
xxxxx[6] = __builtin_copysignf (__builtin_inff (), Yf[6]);
xxxxx[7] = __builtin_copysignf (-__builtin_nanf (""), Yf[7]);
for (i = 0; i < 8; ++i)
if (__builtin_memcmp (xxxxx+i, Zf+i, sizeof(float)) != 0)
abort ();
}
// APFloat doesn't have signalling NaN functions.
//double g9 = __builtin_nans("");
//float g10 = __builtin_nansf("");
//long double g11 = __builtin_nansl("");
//int g12 = __builtin_abs(-12);
double g13 = __builtin_fabs(-12.);
double g13_0 = __builtin_fabs(-0.);
double g13_1 = __builtin_fabs(-__builtin_inf());
float g14 = __builtin_fabsf(-12.f);
// GCC doesn't eat this one.
//long double g15 = __builtin_fabsfl(-12.0L);
float g16 = __builtin_copysign(1.0, -1.0);
double g17 = __builtin_copysignf(1.0f, -1.0f);
long double g18 = __builtin_copysignl(1.0L, -1.0L);
char classify_nan [__builtin_fpclassify(+1, -1, -1, -1, -1, __builtin_nan(""))];
char classify_snan [__builtin_fpclassify(+1, -1, -1, -1, -1, __builtin_nans(""))];
char classify_inf [__builtin_fpclassify(-1, +1, -1, -1, -1, __builtin_inf())];
char classify_neg_inf [__builtin_fpclassify(-1, +1, -1, -1, -1, -__builtin_inf())];
char classify_normal [__builtin_fpclassify(-1, -1, +1, -1, -1, 1.539)];
char classify_normal2 [__builtin_fpclassify(-1, -1, +1, -1, -1, 1e-307)];
char classify_denorm [__builtin_fpclassify(-1, -1, -1, +1, -1, 1e-308)];
char classify_denorm2 [__builtin_fpclassify(-1, -1, -1, +1, -1, -1e-308)];
char classify_zero [__builtin_fpclassify(-1, -1, -1, -1, +1, 0.0)];
char classify_neg_zero[__builtin_fpclassify(-1, -1, -1, -1, +1, -0.0)];
char isinf_sign_noninf1[__builtin_isinf_sign(-0.0) == 0 ? 1 : -1];
char isinf_sign_noninf2[__builtin_isinf_sign(1e307) == 0 ? 1 : -1];
float f1(float x)
{
float t = __builtin_copysignf (1.0f, -x);
return x * t;
}
inline SPROUT_CONSTEXPR float
builtin_copysign(float x, float y) {
return __builtin_copysignf(x, y);
}
// CHECK-LABEL: define void @test_float_builtin_ops
void test_float_builtin_ops(float F, double D, long double LD) {
volatile float resf;
volatile double resd;
volatile long double resld;
resf = __builtin_fmodf(F,F);
// CHECK: frem float
resd = __builtin_fmod(D,D);
// CHECK: frem double
resld = __builtin_fmodl(LD,LD);
// CHECK: frem x86_fp80
resf = __builtin_fabsf(F);
resd = __builtin_fabs(D);
resld = __builtin_fabsl(LD);
// CHECK: call float @llvm.fabs.f32(float
// CHECK: call double @llvm.fabs.f64(double
// CHECK: call x86_fp80 @llvm.fabs.f80(x86_fp80
resf = __builtin_canonicalizef(F);
resd = __builtin_canonicalize(D);
resld = __builtin_canonicalizel(LD);
// CHECK: call float @llvm.canonicalize.f32(float
// CHECK: call double @llvm.canonicalize.f64(double
// CHECK: call x86_fp80 @llvm.canonicalize.f80(x86_fp80
resf = __builtin_fminf(F, F);
// CHECK: call float @llvm.minnum.f32
resd = __builtin_fmin(D, D);
// CHECK: call double @llvm.minnum.f64
resld = __builtin_fminl(LD, LD);
// CHECK: call x86_fp80 @llvm.minnum.f80
resf = __builtin_fmaxf(F, F);
// CHECK: call float @llvm.maxnum.f32
resd = __builtin_fmax(D, D);
// CHECK: call double @llvm.maxnum.f64
resld = __builtin_fmaxl(LD, LD);
// CHECK: call x86_fp80 @llvm.maxnum.f80
resf = __builtin_fabsf(F);
// CHECK: call float @llvm.fabs.f32
resd = __builtin_fabs(D);
// CHECK: call double @llvm.fabs.f64
resld = __builtin_fabsl(LD);
// CHECK: call x86_fp80 @llvm.fabs.f80
resf = __builtin_copysignf(F, F);
// CHECK: call float @llvm.copysign.f32
resd = __builtin_copysign(D, D);
// CHECK: call double @llvm.copysign.f64
resld = __builtin_copysignl(LD, LD);
// CHECK: call x86_fp80 @llvm.copysign.f80
resf = __builtin_ceilf(F);
// CHECK: call float @llvm.ceil.f32
resd = __builtin_ceil(D);
// CHECK: call double @llvm.ceil.f64
resld = __builtin_ceill(LD);
// CHECK: call x86_fp80 @llvm.ceil.f80
resf = __builtin_floorf(F);
// CHECK: call float @llvm.floor.f32
resd = __builtin_floor(D);
// CHECK: call double @llvm.floor.f64
resld = __builtin_floorl(LD);
// CHECK: call x86_fp80 @llvm.floor.f80
resf = __builtin_truncf(F);
// CHECK: call float @llvm.trunc.f32
resd = __builtin_trunc(D);
// CHECK: call double @llvm.trunc.f64
resld = __builtin_truncl(LD);
// CHECK: call x86_fp80 @llvm.trunc.f80
resf = __builtin_rintf(F);
// CHECK: call float @llvm.rint.f32
resd = __builtin_rint(D);
// CHECK: call double @llvm.rint.f64
resld = __builtin_rintl(LD);
// CHECK: call x86_fp80 @llvm.rint.f80
resf = __builtin_nearbyintf(F);
// CHECK: call float @llvm.nearbyint.f32
resd = __builtin_nearbyint(D);
// CHECK: call double @llvm.nearbyint.f64
resld = __builtin_nearbyintl(LD);
// CHECK: call x86_fp80 @llvm.nearbyint.f80
resf = __builtin_roundf(F);
// CHECK: call float @llvm.round.f32
resd = __builtin_round(D);
// CHECK: call double @llvm.round.f64
resld = __builtin_roundl(LD);
// CHECK: call x86_fp80 @llvm.round.f80
}
float
__copysignf (float x, float y)
{
return __builtin_copysignf (x, y);
}
