// CHECK: define void @test_float_builtins
void test_float_builtins(float F, double D, long double LD) {
volatile int res;
res = __builtin_isinf(F);
// CHECK: call float @fabsf(float
// CHECK: fcmp oeq float {{.*}}, 0x7FF0000000000000
res = __builtin_isinf(D);
// CHECK: call double @fabs(double
// CHECK: fcmp oeq double {{.*}}, 0x7FF0000000000000
res = __builtin_isinf(LD);
// CHECK: call x86_fp80 @fabsl(x86_fp80
// CHECK: fcmp oeq x86_fp80 {{.*}}, 0xK7FFF8000000000000000
res = __builtin_isfinite(F);
// CHECK: fcmp oeq float
// CHECK: call float @fabsf
// CHECK: fcmp une float {{.*}}, 0x7FF0000000000000
// CHECK: and i1
res = __builtin_isnormal(F);
// CHECK: fcmp oeq float
// CHECK: call float @fabsf
// CHECK: fcmp ult float {{.*}}, 0x7FF0000000000000
// CHECK: fcmp uge float {{.*}}, 0x3810000000000000
// CHECK: and i1
// CHECK: and i1
}
// CHECK-LABEL: define void @test_float_builtins
void test_float_builtins(float F, double D, long double LD) {
volatile int res;
res = __builtin_isinf(F);
// CHECK: call float @llvm.fabs.f32(float
// CHECK: fcmp oeq float {{.*}}, 0x7FF0000000000000
res = __builtin_isinf(D);
// CHECK: call double @llvm.fabs.f64(double
// CHECK: fcmp oeq double {{.*}}, 0x7FF0000000000000
res = __builtin_isinf(LD);
// CHECK: call x86_fp80 @llvm.fabs.f80(x86_fp80
// CHECK: fcmp oeq x86_fp80 {{.*}}, 0xK7FFF8000000000000000
res = __builtin_isinf_sign(F);
// CHECK: %[[ABS:.*]] = call float @llvm.fabs.f32(float %[[ARG:.*]])
// CHECK: %[[ISINF:.*]] = fcmp oeq float %[[ABS]], 0x7FF0000000000000
// CHECK: %[[BITCAST:.*]] = bitcast float %[[ARG]] to i32
// CHECK: %[[ISNEG:.*]] = icmp slt i32 %[[BITCAST]], 0
// CHECK: %[[SIGN:.*]] = select i1 %[[ISNEG]], i32 -1, i32 1
// CHECK: select i1 %[[ISINF]], i32 %[[SIGN]], i32 0
res = __builtin_isinf_sign(D);
// CHECK: %[[ABS:.*]] = call double @llvm.fabs.f64(double %[[ARG:.*]])
// CHECK: %[[ISINF:.*]] = fcmp oeq double %[[ABS]], 0x7FF0000000000000
// CHECK: %[[BITCAST:.*]] = bitcast double %[[ARG]] to i64
// CHECK: %[[ISNEG:.*]] = icmp slt i64 %[[BITCAST]], 0
// CHECK: %[[SIGN:.*]] = select i1 %[[ISNEG]], i32 -1, i32 1
// CHECK: select i1 %[[ISINF]], i32 %[[SIGN]], i32 0
res = __builtin_isinf_sign(LD);
// CHECK: %[[ABS:.*]] = call x86_fp80 @llvm.fabs.f80(x86_fp80 %[[ARG:.*]])
// CHECK: %[[ISINF:.*]] = fcmp oeq x86_fp80 %[[ABS]], 0xK7FFF8000000000000000
// CHECK: %[[BITCAST:.*]] = bitcast x86_fp80 %[[ARG]] to i80
// CHECK: %[[ISNEG:.*]] = icmp slt i80 %[[BITCAST]], 0
// CHECK: %[[SIGN:.*]] = select i1 %[[ISNEG]], i32 -1, i32 1
// CHECK: select i1 %[[ISINF]], i32 %[[SIGN]], i32 0
res = __builtin_isfinite(F);
// CHECK: call float @llvm.fabs.f32(float
// CHECK: fcmp one float {{.*}}, 0x7FF0000000000000
res = finite(D);
// CHECK: call double @llvm.fabs.f64(double
// CHECK: fcmp one double {{.*}}, 0x7FF0000000000000
res = __builtin_isnormal(F);
// CHECK: fcmp oeq float
// CHECK: call float @llvm.fabs.f32(float
// CHECK: fcmp ult float {{.*}}, 0x7FF0000000000000
// CHECK: fcmp uge float {{.*}}, 0x3810000000000000
// CHECK: and i1
// CHECK: and i1
}
int main()
{
if (__builtin_isunordered (f, f) != 0)
link_error ();
if (__builtin_isunordered (d, d) != 0)
link_error ();
if (__builtin_isunordered (ld, ld) != 0)
link_error ();
if (__builtin_isnan (f) != 0)
link_error ();
if (__builtin_isnan (d) != 0)
link_error ();
if (__builtin_isnan (ld) != 0)
link_error ();
if (__builtin_isnanf (f) != 0)
link_error ();
if (__builtin_isnanl (ld) != 0)
link_error ();
if (__builtin_finite (f) != 1)
link_error ();
if (__builtin_finite (d) != 1)
link_error ();
if (__builtin_finite (ld) != 1)
link_error ();
if (__builtin_finitef (f) != 1)
link_error ();
if (__builtin_finitel (ld) != 1)
link_error ();
if (__builtin_isinf (f) != 0)
link_error ();
if (__builtin_isinf (d) != 0)
link_error ();
if (__builtin_isinf (ld) != 0)
link_error ();
if (__builtin_isfinite (f) != 1)
link_error ();
if (__builtin_isfinite (d) != 1)
link_error ();
if (__builtin_isfinite (ld) != 1)
link_error ();
if (f != f)
link_error ();
if (d != d)
link_error ();
if (ld != ld)
link_error ();
return 0;
}
__complex double
__go_complex128_div (__complex double a, __complex double b)
{
if (__builtin_expect (b == 0+0i, 0))
{
if (!__builtin_isinf (__real__ a)
&& !__builtin_isinf (__imag__ a)
&& (__builtin_isnan (__real__ a) || __builtin_isnan (__imag__ a)))
{
/* Pass "1" to nan to match math/bits.go. */
return __builtin_nan("1") + __builtin_nan("1")*1i;
}
}
return a / b;
}
double
__modf (double x, double *iptr)
{
if (__builtin_isinf (x))
{
*iptr = x;
return __copysign (0.0, x);
}
else if (__builtin_isnan (x))
{
*iptr = NAN;
return NAN;
}
if (x >= 0.0)
{
*iptr = __floor (x);
return __copysign (x - *iptr, x);
}
else
{
*iptr = __ceil (x);
return __copysign (x - *iptr, x);
}
}
void
fn0 (int n)
{
p = __builtin_alloca_with_align (n, 6); /* { dg-error "39:must be a constant integer" } */
r += __builtin_isfinite (0); /* { dg-error "28:non-floating-point argument in call" } */
r += __builtin_isinf (0); /* { dg-error "25:non-floating-point argument in call" } */
r += __builtin_isinf_sign (0); /* { dg-error "30:non-floating-point argument in call" } */
r += __builtin_isnan (0); /* { dg-error "25:non-floating-point argument in call" } */
r += __builtin_isnormal (0); /* { dg-error "28:non-floating-point argument in call" } */
r += __builtin_signbit (0); /* { dg-error "27:non-floating-point argument in call" } */
r += __builtin_isgreater (0, 0); /* { dg-error "8:non-floating-point arguments in call to function" } */
r += __builtin_isgreaterequal (0, 0); /* { dg-error "8:non-floating-point arguments in call to function" } */
r += __builtin_isless (0, 0); /* { dg-error "8:non-floating-point arguments in call to function" } */
r += __builtin_islessequal (0, 0); /* { dg-error "8:non-floating-point arguments in call to function" } */
r += __builtin_islessgreater (0, 0); /* { dg-error "8:non-floating-point arguments in call to function" } */
r += __builtin_isunordered (0, 0); /* { dg-error "8:non-floating-point arguments in call to function" } */
r += __builtin_fpclassify (1, 2, n, 4, 5, n); /* { dg-error "36:non-const integer argument 3 in call" } */
r += __builtin_fpclassify (1, 2, 3, 4, 5, 6); /* { dg-error "45:non-floating-point argument in call" } */
d = __builtin_assume_aligned (p, n, p); /* { dg-error "39:non-integer argument 3 in call" } */
b = __builtin_add_overflow (n, *d, &r); /* { dg-error "34:argument 2 in call to function" } */
b = __builtin_add_overflow (n, 5, d); /* { dg-error "37:argument 3 in call" } */
b = __builtin_sub_overflow (n, *d, &r); /* { dg-error "34:argument 2 in call to function" } */
b = __builtin_sub_overflow (n, 5, d); /* { dg-error "37:argument 3 in call" } */
b = __builtin_mul_overflow (n, *d, &r); /* { dg-error "34:argument 2 in call to function" } */
b = __builtin_mul_overflow (n, 5, d); /* { dg-error "37:argument 3 in call" } */
}
int
main (void)
{
_Complex double a = 1.0 + 1.0 * I, b = 0.0, c;
H (a);
H (b);
c = a / b;
if (!__builtin_isinf (__real__ c) && !__builtin_isinf (__imag__ c))
abort ();
a = 0.0;
H (a);
H (b);
c = a / b;
if (!__builtin_isnan (__real__ c) || !__builtin_isnan (__imag__ c))
abort ();
return 0;
}
static __always_inline double
remainder_test2 (double x)
{
double y = rem1;
if (((__builtin_expect (y == 0.0, 0) && !__builtin_isnan (x))
|| (__builtin_expect (__builtin_isinf (x), 0) && !__builtin_isnan (y))))
return kernel_standard (x, y, 10);
return remainder (x, y);
}
int main()
{
constexpr long double num1 = __builtin_isinf(1.l); // Ok.
constexpr long double num2 = isinf(1.l); // Error.
constexpr double num3 = isinf(1.); // Ok.
constexpr long double num4 = isnan(1.l); // Ok.
}
int
main ()
{
double pinf = __builtin_inf ();
float pinff = __builtin_inff ();
long double pinfl = __builtin_infl ();
if (__builtin_isinf (pinf) != 1)
link_error ();
if (__builtin_isinf (pinff) != 1)
link_error ();
if (__builtin_isinff (pinff) != 1)
link_error ();
if (__builtin_isinf (pinfl) != 1)
link_error ();
if (__builtin_isinfl (pinfl) != 1)
link_error ();
if (__builtin_isinf (-pinf) != -1)
link_error ();
if (__builtin_isinf (-pinff) != -1)
link_error ();
if (__builtin_isinff (-pinff) != -1)
link_error ();
if (__builtin_isinf (-pinfl) != -1)
link_error ();
if (__builtin_isinfl (-pinfl) != -1)
link_error ();
if (__builtin_isinf (4.0))
link_error ();
if (__builtin_isinf (4.0))
link_error ();
if (__builtin_isinff (4.0))
link_error ();
if (__builtin_isinf (4.0))
link_error ();
if (__builtin_isinfl (4.0))
link_error ();
}
int test3(double x)
{
if (x == 1) return __builtin_fpclassify(1,2,3,4,5,x,x); /* { dg-error "too many arguments" } */
if (x == 2) return __builtin_isfinite(x, x); /* { dg-error "too many arguments" } */
if (x == 3) return __builtin_isinf_sign(x, x); /* { dg-error "too many arguments" } */
if (x == 4) return __builtin_isinf(x, x); /* { dg-error "too many arguments" } */
if (x == 5) return __builtin_isnan(x, x); /* { dg-error "too many arguments" } */
if (x == 6) return __builtin_isnormal(x, x); /* { dg-error "too many arguments" } */
if (x == 7) return __builtin_isgreater(x, x, x); /* { dg-error "too many arguments" } */
if (x == 8) return __builtin_isgreaterequal(x, x, x); /* { dg-error "too many arguments" } */
if (x == 9) return __builtin_isless(x, x, x); /* { dg-error "too many arguments" } */
if (x == 10) return __builtin_islessequal(x, x, x); /* { dg-error "too many arguments" } */
if (x == 11) return __builtin_islessgreater(x, x, x); /* { dg-error "too many arguments" } */
if (x == 12) return __builtin_isunordered(x, x, x); /* { dg-error "too many arguments" } */
if (x == 13) return __builtin_signbit(x, x); /* { dg-error "too many arguments" } */
return 0;
}
int test1(struct X x)
{
if (x.x == 1) return __builtin_fpclassify(1,2,3,4,5,x); /* { dg-error "non-floating-point argument" } */
if (x.x == 2) return __builtin_isfinite(x); /* { dg-error "non-floating-point argument" } */
if (x.x == 3) return __builtin_isinf_sign(x); /* { dg-error "non-floating-point argument" } */
if (x.x == 4) return __builtin_isinf(x); /* { dg-error "non-floating-point argument" } */
if (x.x == 5) return __builtin_isnan(x); /* { dg-error "non-floating-point argument" } */
if (x.x == 6) return __builtin_isnormal(x); /* { dg-error "non-floating-point argument" } */
if (x.x == 7) return __builtin_isgreater(x, x); /* { dg-error "non-floating-point arguments" } */
if (x.x == 8) return __builtin_isgreaterequal(x, x); /* { dg-error "non-floating-point arguments" } */
if (x.x == 9) return __builtin_isless(x, x); /* { dg-error "non-floating-point arguments" } */
if (x.x == 10) return __builtin_islessequal(x, x); /* { dg-error "non-floating-point arguments" } */
if (x.x == 11) return __builtin_islessgreater(x, x); /* { dg-error "non-floating-point arguments" } */
if (x.x == 12) return __builtin_isunordered(x, x); /* { dg-error "non-floating-point arguments" } */
if (x.x == 13) return __builtin_signbit(x); /* { dg-error "non-floating-point argument" } */
return 0;
}
int isinf( double val )
{
return __builtin_isinf( val );
}
inline SPROUT_CONSTEXPR bool
builtin_isinf(FloatType x) {
return __builtin_isinf(x);
}
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];
char isinf_sign_noninf3[__builtin_isinf_sign(__builtin_nan("")) == 0 ? 1 : -1];
char isinf_sign_noninf4[__builtin_isinf_sign(-436.) == 0 ? 1 : -1];
char isinf_sign_inf [__builtin_isinf_sign(__builtin_inf()) == 1 ? 1 : -1];
char isinf_sign_neg_inf[__builtin_isinf_sign(-__builtin_inf()) == -1 ? 1 : -1];
char isinf_inf_pos[__builtin_isinf(__builtin_inf()) ? 1 : -1];
char isinf_pos [!__builtin_isinf(1.0) ? 1 : -1];
char isinf_normf [!__builtin_isinf(1e-37f) ? 1 : -1];
char isinf_denormf[!__builtin_isinf(1e-38f) ? 1 : -1];
char isinf_norm [!__builtin_isinf(1e-307) ? 1 : -1];
char isinf_denorm [!__builtin_isinf(1e-308) ? 1 : -1];
char isinf_zero [!__builtin_isinf(0.0) ? 1 : -1];
char isinf_negzero[!__builtin_isinf(-0.0) ? 1 : -1];
char isinf_neg [!__builtin_isinf(-1.0) ? 1 : -1];
char isinf_inf_neg[__builtin_isinf(-__builtin_inf()) ? 1 : -1];
char isinf_nan [!__builtin_isinf(__builtin_nan("")) ? 1 : -1];
char isinf_snan [!__builtin_isinf(__builtin_nans("")) ? 1 : -1];
char isfinite_inf_pos[!__builtin_isfinite(__builtin_inf()) ? 1 : -1];
char isfinite_pos [__builtin_isfinite(1.0) ? 1 : -1];
char isfinite_normf [__builtin_isfinite(1e-37f) ? 1 : -1];
static inline int __attribute__((always_inline)) test (double b)
{
double c = 1.01 * b;
return __builtin_isinf (c);
}
foo (float f, double d, long double ld)
{
/* Test the generic expansion of isinf_sign. */
if (__builtin_isinf_sign(f)
!= (__builtin_isinf(f) ? (__builtin_signbit(f) ? -1 : 1) : 0))
link_error (__LINE__);
if (__builtin_isinf_sign(d)
!= (__builtin_isinf(d) ? (__builtin_signbit(d) ? -1 : 1) : 0))
link_error (__LINE__);
if (__builtin_isinf_sign(ld)
!= (__builtin_isinf(ld) ? (__builtin_signbit(ld) ? -1 : 1) : 0))
link_error (__LINE__);
#ifdef __OPTIMIZE__
/* In boolean contexts, GCC will fold the inner conditional
expression to 1. So isinf_sign folds to plain isinf. */
if ((_Bool)__builtin_isinf_sign(f) != (__builtin_isinf(f) != 0))
link_error (__LINE__);
if ((_Bool)__builtin_isinf_sign(d) != (__builtin_isinf(d) != 0))
link_error (__LINE__);
if ((_Bool)__builtin_isinf_sign(ld) != (__builtin_isinf(ld) != 0))
link_error (__LINE__);
#endif
if ((__builtin_isinf_sign(f) != 0) != (__builtin_isinf(f) != 0))
link_error (__LINE__);
if ((__builtin_isinf_sign(d) != 0) != (__builtin_isinf(d) != 0))
link_error (__LINE__);
if ((__builtin_isinf_sign(ld) != 0) != (__builtin_isinf(ld) != 0))
link_error (__LINE__);
if ((__builtin_isinf_sign(f) ? 5 : 6) != (__builtin_isinf(f) ? 5 : 6))
link_error (__LINE__);
if ((__builtin_isinf_sign(d) ? 5 : 6) != (__builtin_isinf(d) ? 5 : 6))
link_error (__LINE__);
if ((__builtin_isinf_sign(ld) ? 5 : 6) != (__builtin_isinf(ld) ? 5 : 6))
link_error (__LINE__);
}
inline constexpr bool
isinf(double __x)
{ return __builtin_isinf(__x); }