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11210 libm should be cstyle(1ONBLD) clean
*** 20,29 ****
--- 20,30 ----
*/
/*
* Copyright 2011 Nexenta Systems, Inc. All rights reserved.
*/
+
/*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
*** 34,49 ****
#endif
#include "libm.h"
#if defined(__sparc)
-
#include "fma.h"
#include "fenv_inlines.h"
long long
! llrintl(long double x) {
union {
unsigned i[4];
long double q;
} xx;
union {
--- 35,50 ----
#endif
#include "libm.h"
#if defined(__sparc)
#include "fma.h"
#include "fenv_inlines.h"
long long
! llrintl(long double x)
! {
union {
unsigned i[4];
long double q;
} xx;
union {
*** 52,61 ****
--- 53,63 ----
} zz;
union {
unsigned i;
float f;
} tt;
+
unsigned int hx, sx, frac, fsr;
int rm, j;
volatile float dummy;
xx.q = x;
*** 64,76 ****
/* handle trivial cases */
if (hx > 0x403e0000) { /* |x| > 2^63 + ... or x is nan */
/* convert an out-of-range float */
tt.i = sx | 0x7f000000;
! return ((long long) tt.f);
! } else if ((hx | xx.i[1] | xx.i[2] | xx.i[3]) == 0) /* x is zero */
return (0LL);
/* get the rounding mode */
__fenv_getfsr32(&fsr);
rm = fsr >> 30;
--- 66,79 ----
/* handle trivial cases */
if (hx > 0x403e0000) { /* |x| > 2^63 + ... or x is nan */
/* convert an out-of-range float */
tt.i = sx | 0x7f000000;
! return ((long long)tt.f);
! } else if ((hx | xx.i[1] | xx.i[2] | xx.i[3]) == 0) { /* x is zero */
return (0LL);
+ }
/* get the rounding mode */
__fenv_getfsr32(&fsr);
rm = fsr >> 30;
*** 80,114 ****
/* handle |x| < 1 */
if (hx < 0x3fff0000) {
dummy = 1.0e30f; /* x is nonzero, so raise inexact */
dummy += 1.0e-30f;
! if (rm == FSR_RP || (rm == FSR_RN && (hx >= 0x3ffe0000 &&
! ((hx & 0xffff) | xx.i[1] | xx.i[2] | xx.i[3]))))
return (sx ? -1LL : 1LL);
return (0LL);
}
/* extract the integer and fractional parts of x */
j = 0x406f - (hx >> 16);
xx.i[0] = 0x10000 | (xx.i[0] & 0xffff);
if (j >= 96) {
zz.i[0] = 0;
zz.i[1] = xx.i[0] >> (j - 96);
frac = ((xx.i[0] << 1) << (127 - j)) | (xx.i[1] >> (j - 96));
if (((xx.i[1] << 1) << (127 - j)) | xx.i[2] | xx.i[3])
frac |= 1;
} else if (j >= 64) {
zz.i[0] = xx.i[0] >> (j - 64);
zz.i[1] = ((xx.i[0] << 1) << (95 - j)) | (xx.i[1] >> (j - 64));
frac = ((xx.i[1] << 1) << (95 - j)) | (xx.i[2] >> (j - 64));
if (((xx.i[2] << 1) << (95 - j)) | xx.i[3])
frac |= 1;
} else {
zz.i[0] = ((xx.i[0] << 1) << (63 - j)) | (xx.i[1] >> (j - 32));
zz.i[1] = ((xx.i[1] << 1) << (63 - j)) | (xx.i[2] >> (j - 32));
frac = ((xx.i[2] << 1) << (63 - j)) | (xx.i[3] >> (j - 32));
if ((xx.i[3] << 1) << (63 - j))
frac |= 1;
}
/* round */
--- 83,123 ----
/* handle |x| < 1 */
if (hx < 0x3fff0000) {
dummy = 1.0e30f; /* x is nonzero, so raise inexact */
dummy += 1.0e-30f;
!
! if (rm == FSR_RP || (rm == FSR_RN && (hx >= 0x3ffe0000 && ((hx &
! 0xffff) | xx.i[1] | xx.i[2] | xx.i[3]))))
return (sx ? -1LL : 1LL);
+
return (0LL);
}
/* extract the integer and fractional parts of x */
j = 0x406f - (hx >> 16);
xx.i[0] = 0x10000 | (xx.i[0] & 0xffff);
+
if (j >= 96) {
zz.i[0] = 0;
zz.i[1] = xx.i[0] >> (j - 96);
frac = ((xx.i[0] << 1) << (127 - j)) | (xx.i[1] >> (j - 96));
+
if (((xx.i[1] << 1) << (127 - j)) | xx.i[2] | xx.i[3])
frac |= 1;
} else if (j >= 64) {
zz.i[0] = xx.i[0] >> (j - 64);
zz.i[1] = ((xx.i[0] << 1) << (95 - j)) | (xx.i[1] >> (j - 64));
frac = ((xx.i[1] << 1) << (95 - j)) | (xx.i[2] >> (j - 64));
+
if (((xx.i[2] << 1) << (95 - j)) | xx.i[3])
frac |= 1;
} else {
zz.i[0] = ((xx.i[0] << 1) << (63 - j)) | (xx.i[1] >> (j - 32));
zz.i[1] = ((xx.i[1] << 1) << (63 - j)) | (xx.i[2] >> (j - 32));
frac = ((xx.i[2] << 1) << (63 - j)) | (xx.i[3] >> (j - 32));
+
if ((xx.i[3] << 1) << (63 - j))
frac |= 1;
}
/* round */
*** 120,130 ****
/* check for result out of range (note that z is |x| at this point) */
if (zz.i[0] > 0x80000000u || (zz.i[0] == 0x80000000 && (zz.i[1] ||
!sx))) {
tt.i = sx | 0x7f000000;
! return ((long long) tt.f);
}
/* raise inexact if need be */
if (frac) {
dummy = 1.0e30F;
--- 129,139 ----
/* check for result out of range (note that z is |x| at this point) */
if (zz.i[0] > 0x80000000u || (zz.i[0] == 0x80000000 && (zz.i[1] ||
!sx))) {
tt.i = sx | 0x7f000000;
! return ((long long)tt.f);
}
/* raise inexact if need be */
if (frac) {
dummy = 1.0e30F;
*** 133,159 ****
/* negate result if need be */
if (sx) {
zz.i[0] = ~zz.i[0];
zz.i[1] = -zz.i[1];
if (zz.i[1] == 0)
zz.i[0]++;
}
return (zz.l);
}
#elif defined(__x86)
long long
! llrintl(long double x) {
/*
* Note: The following code works on x86 (in the default rounding
* precision mode), but one ought to just use the fistpll instruction
* instead.
*/
union {
unsigned i[3];
long double e;
} xx, yy;
int ex;
xx.e = x;
ex = xx.i[2] & 0x7fff;
--- 142,172 ----
/* negate result if need be */
if (sx) {
zz.i[0] = ~zz.i[0];
zz.i[1] = -zz.i[1];
+
if (zz.i[1] == 0)
zz.i[0]++;
}
+
return (zz.l);
}
#elif defined(__x86)
long long
! llrintl(long double x)
! {
/*
* Note: The following code works on x86 (in the default rounding
* precision mode), but one ought to just use the fistpll instruction
* instead.
*/
union {
unsigned i[3];
long double e;
} xx, yy;
+
int ex;
xx.e = x;
ex = xx.i[2] & 0x7fff;
*** 164,173 ****
yy.i[0] = 0;
x = (x + yy.e) - yy.e;
}
/* now x is nan, inf, or integral */
! return ((long long) x);
}
#else
#error Unknown architecture
#endif
--- 177,186 ----
yy.i[0] = 0;
x = (x + yy.e) - yy.e;
}
/* now x is nan, inf, or integral */
! return ((long long)x);
}
#else
#error Unknown architecture
#endif