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complex: add C11 CMPLX macros and replace cpack with them

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Szabolcs Nagy 2012-11-13 01:31:49 +01:00
commit cfbaba79a2
47 changed files with 152 additions and 156 deletions
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26
src/complex/csinhf.c
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@ -48,43 +48,43 @@ float complex csinhf(float complex z)
if (ix < 0x7f800000 && iy < 0x7f800000) {
if (iy == 0)
return cpackf(sinhf(x), y);
return CMPLXF(sinhf(x), y);
if (ix < 0x41100000) /* small x: normal case */
return cpackf(sinhf(x) * cosf(y), coshf(x) * sinf(y));
return CMPLXF(sinhf(x) * cosf(y), coshf(x) * sinf(y));
/* |x| >= 9, so cosh(x) ~= exp(|x|) */
if (ix < 0x42b17218) {
/* x < 88.7: expf(|x|) won't overflow */
h = expf(fabsf(x)) * 0.5f;
return cpackf(copysignf(h, x) * cosf(y), h * sinf(y));
return CMPLXF(copysignf(h, x) * cosf(y), h * sinf(y));
} else if (ix < 0x4340b1e7) {
/* x < 192.7: scale to avoid overflow */
z = __ldexp_cexpf(cpackf(fabsf(x), y), -1);
return cpackf(crealf(z) * copysignf(1, x), cimagf(z));
z = __ldexp_cexpf(CMPLXF(fabsf(x), y), -1);
return CMPLXF(crealf(z) * copysignf(1, x), cimagf(z));
} else {
/* x >= 192.7: the result always overflows */
h = huge * x;
return cpackf(h * cosf(y), h * h * sinf(y));
return CMPLXF(h * cosf(y), h * h * sinf(y));
}
}
if (ix == 0 && iy >= 0x7f800000)
return cpackf(copysignf(0, x * (y - y)), y - y);
return CMPLXF(copysignf(0, x * (y - y)), y - y);
if (iy == 0 && ix >= 0x7f800000) {
if ((hx & 0x7fffff) == 0)
return cpackf(x, y);
return cpackf(x, copysignf(0, y));
return CMPLXF(x, y);
return CMPLXF(x, copysignf(0, y));
}
if (ix < 0x7f800000 && iy >= 0x7f800000)
return cpackf(y - y, x * (y - y));
return CMPLXF(y - y, x * (y - y));
if (ix >= 0x7f800000 && (hx & 0x7fffff) == 0) {
if (iy >= 0x7f800000)
return cpackf(x * x, x * (y - y));
return cpackf(x * cosf(y), INFINITY * sinf(y));
return CMPLXF(x * x, x * (y - y));
return CMPLXF(x * cosf(y), INFINITY * sinf(y));
}
return cpackf((x * x) * (y - y), (x + x) * (y - y));
return CMPLXF((x * x) * (y - y), (x + x) * (y - y));
}