Sync with upstream FreeBSD libm.
Change-Id: I97e9b23903f1d993d84825806065e85626007d31
diff --git a/libm/upstream-freebsd/lib/msun/src/s_ccoshf.c b/libm/upstream-freebsd/lib/msun/src/s_ccoshf.c
index 1de9ad4..e33840a 100644
--- a/libm/upstream-freebsd/lib/msun/src/s_ccoshf.c
+++ b/libm/upstream-freebsd/lib/msun/src/s_ccoshf.c
@@ -25,11 +25,11 @@
*/
/*
- * Hyperbolic cosine of a complex argument. See s_ccosh.c for details.
+ * Float version of ccosh(). See s_ccosh.c for details.
*/
#include <sys/cdefs.h>
-__FBSDID("$FreeBSD$");
+__FBSDID("$FreeBSD: head/lib/msun/src/s_ccoshf.c 284423 2015-06-15 20:11:06Z tijl $");
#include <complex.h>
#include <math.h>
@@ -55,50 +55,47 @@
if (ix < 0x7f800000 && iy < 0x7f800000) {
if (iy == 0)
- return (cpackf(coshf(x), x * y));
- if (ix < 0x41100000) /* small x: normal case */
- return (cpackf(coshf(x) * cosf(y), sinhf(x) * sinf(y)));
+ return (CMPLXF(coshf(x), x * y));
+ if (ix < 0x41100000) /* |x| < 9: normal case */
+ return (CMPLXF(coshf(x) * cosf(y), sinhf(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(h * cosf(y), copysignf(h, x) * sinf(y)));
+ h = expf(fabsf(x)) * 0.5F;
+ return (CMPLXF(h * cosf(y), copysignf(h, x) * 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), cimagf(z) * copysignf(1, x)));
+ z = __ldexp_cexpf(CMPLXF(fabsf(x), y), -1);
+ return (CMPLXF(crealf(z), cimagf(z) * copysignf(1, x)));
} else {
/* x >= 192.7: the result always overflows */
h = huge * x;
- return (cpackf(h * h * cosf(y), h * sinf(y)));
+ return (CMPLXF(h * h * cosf(y), h * sinf(y)));
}
}
- if (ix == 0 && iy >= 0x7f800000)
- return (cpackf(y - y, copysignf(0, x * (y - y))));
+ if (ix == 0) /* && iy >= 0x7f800000 */
+ return (CMPLXF(y - y, x * copysignf(0, y)));
- if (iy == 0 && ix >= 0x7f800000) {
- if ((hx & 0x7fffff) == 0)
- return (cpackf(x * x, copysignf(0, x) * y));
- return (cpackf(x * x, copysignf(0, (x + x) * y)));
- }
+ if (iy == 0) /* && ix >= 0x7f800000 */
+ return (CMPLXF(x * x, copysignf(0, x) * y));
- if (ix < 0x7f800000 && iy >= 0x7f800000)
- return (cpackf(y - y, x * (y - y)));
+ if (ix < 0x7f800000) /* && iy >= 0x7f800000 */
+ return (CMPLXF(y - y, x * (y - y)));
- if (ix >= 0x7f800000 && (hx & 0x7fffff) == 0) {
+ if (ix == 0x7f800000) {
if (iy >= 0x7f800000)
- return (cpackf(x * x, x * (y - y)));
- return (cpackf((x * x) * cosf(y), x * sinf(y)));
+ return (CMPLXF(INFINITY, x * (y - y)));
+ return (CMPLXF(INFINITY * cosf(y), x * sinf(y)));
}
- return (cpackf((x * x) * (y - y), (x + x) * (y - y)));
+ return (CMPLXF((x * x) * (y - y), (x + x) * (y - y)));
}
float complex
ccosf(float complex z)
{
- return (ccoshf(cpackf(-cimagf(z), crealf(z))));
+ return (ccoshf(CMPLXF(-cimagf(z), crealf(z))));
}