[llvm-commits] [compiler-rt] r144785 - in /compiler-rt/trunk/lib: divdc3.c divsc3.c divxc3.c int_math.h muldc3.c mulsc3.c mulxc3.c ppc/divtc3.c ppc/multc3.c
Daniel Dunbar
daniel at zuster.org
Tue Nov 15 23:33:00 PST 2011
Author: ddunbar
Date: Wed Nov 16 01:33:00 2011
New Revision: 144785
URL: http://llvm.org/viewvc/llvm-project?rev=144785&view=rev
Log:
lib: Starting thinning out the dependency on math.h by using compiler builtins
where available.
Added:
compiler-rt/trunk/lib/int_math.h
Modified:
compiler-rt/trunk/lib/divdc3.c
compiler-rt/trunk/lib/divsc3.c
compiler-rt/trunk/lib/divxc3.c
compiler-rt/trunk/lib/muldc3.c
compiler-rt/trunk/lib/mulsc3.c
compiler-rt/trunk/lib/mulxc3.c
compiler-rt/trunk/lib/ppc/divtc3.c
compiler-rt/trunk/lib/ppc/multc3.c
Modified: compiler-rt/trunk/lib/divdc3.c
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/divdc3.c?rev=144785&r1=144784&r2=144785&view=diff
==============================================================================
--- compiler-rt/trunk/lib/divdc3.c (original)
+++ compiler-rt/trunk/lib/divdc3.c Wed Nov 16 01:33:00 2011
@@ -13,6 +13,7 @@
*/
#include "int_lib.h"
+#include "int_math.h"
#include <math.h>
/* Returns: the quotient of (a + ib) / (c + id) */
@@ -22,7 +23,7 @@
{
int __ilogbw = 0;
double __logbw = logb(fmax(fabs(__c), fabs(__d)));
- if (isfinite(__logbw))
+ if (crt_isfinite(__logbw))
{
__ilogbw = (int)__logbw;
__c = scalbn(__c, -__ilogbw);
@@ -32,24 +33,26 @@
double _Complex z;
__real__ z = scalbn((__a * __c + __b * __d) / __denom, -__ilogbw);
__imag__ z = scalbn((__b * __c - __a * __d) / __denom, -__ilogbw);
- if (isnan(__real__ z) && isnan(__imag__ z))
+ if (crt_isnan(__real__ z) && crt_isnan(__imag__ z))
{
- if ((__denom == 0.0) && (!isnan(__a) || !isnan(__b)))
+ if ((__denom == 0.0) && (!crt_isnan(__a) || !crt_isnan(__b)))
{
__real__ z = copysign(INFINITY, __c) * __a;
__imag__ z = copysign(INFINITY, __c) * __b;
}
- else if ((isinf(__a) || isinf(__b)) && isfinite(__c) && isfinite(__d))
+ else if ((crt_isinf(__a) || crt_isinf(__b)) &&
+ crt_isfinite(__c) && crt_isfinite(__d))
{
- __a = copysign(isinf(__a) ? 1.0 : 0.0, __a);
- __b = copysign(isinf(__b) ? 1.0 : 0.0, __b);
+ __a = copysign(crt_isinf(__a) ? 1.0 : 0.0, __a);
+ __b = copysign(crt_isinf(__b) ? 1.0 : 0.0, __b);
__real__ z = INFINITY * (__a * __c + __b * __d);
__imag__ z = INFINITY * (__b * __c - __a * __d);
}
- else if (isinf(__logbw) && __logbw > 0.0 && isfinite(__a) && isfinite(__b))
+ else if (crt_isinf(__logbw) && __logbw > 0.0 &&
+ crt_isfinite(__a) && crt_isfinite(__b))
{
- __c = copysign(isinf(__c) ? 1.0 : 0.0, __c);
- __d = copysign(isinf(__d) ? 1.0 : 0.0, __d);
+ __c = copysign(crt_isinf(__c) ? 1.0 : 0.0, __c);
+ __d = copysign(crt_isinf(__d) ? 1.0 : 0.0, __d);
__real__ z = 0.0 * (__a * __c + __b * __d);
__imag__ z = 0.0 * (__b * __c - __a * __d);
}
Modified: compiler-rt/trunk/lib/divsc3.c
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/divsc3.c?rev=144785&r1=144784&r2=144785&view=diff
==============================================================================
--- compiler-rt/trunk/lib/divsc3.c (original)
+++ compiler-rt/trunk/lib/divsc3.c Wed Nov 16 01:33:00 2011
@@ -13,6 +13,7 @@
*/
#include "int_lib.h"
+#include "int_math.h"
#include <math.h>
/* Returns: the quotient of (a + ib) / (c + id) */
@@ -22,7 +23,7 @@
{
int __ilogbw = 0;
float __logbw = logbf(fmaxf(fabsf(__c), fabsf(__d)));
- if (isfinite(__logbw))
+ if (crt_isfinite(__logbw))
{
__ilogbw = (int)__logbw;
__c = scalbnf(__c, -__ilogbw);
@@ -32,24 +33,26 @@
float _Complex z;
__real__ z = scalbnf((__a * __c + __b * __d) / __denom, -__ilogbw);
__imag__ z = scalbnf((__b * __c - __a * __d) / __denom, -__ilogbw);
- if (isnan(__real__ z) && isnan(__imag__ z))
+ if (crt_isnan(__real__ z) && crt_isnan(__imag__ z))
{
- if ((__denom == 0) && (!isnan(__a) || !isnan(__b)))
+ if ((__denom == 0) && (!crt_isnan(__a) || !crt_isnan(__b)))
{
__real__ z = copysignf(INFINITY, __c) * __a;
__imag__ z = copysignf(INFINITY, __c) * __b;
}
- else if ((isinf(__a) || isinf(__b)) && isfinite(__c) && isfinite(__d))
+ else if ((crt_isinf(__a) || crt_isinf(__b)) &&
+ crt_isfinite(__c) && crt_isfinite(__d))
{
- __a = copysignf(isinf(__a) ? 1 : 0, __a);
- __b = copysignf(isinf(__b) ? 1 : 0, __b);
+ __a = copysignf(crt_isinf(__a) ? 1 : 0, __a);
+ __b = copysignf(crt_isinf(__b) ? 1 : 0, __b);
__real__ z = INFINITY * (__a * __c + __b * __d);
__imag__ z = INFINITY * (__b * __c - __a * __d);
}
- else if (isinf(__logbw) && __logbw > 0 && isfinite(__a) && isfinite(__b))
+ else if (crt_isinf(__logbw) && __logbw > 0 &&
+ crt_isfinite(__a) && crt_isfinite(__b))
{
- __c = copysignf(isinf(__c) ? 1 : 0, __c);
- __d = copysignf(isinf(__d) ? 1 : 0, __d);
+ __c = copysignf(crt_isinf(__c) ? 1 : 0, __c);
+ __d = copysignf(crt_isinf(__d) ? 1 : 0, __d);
__real__ z = 0 * (__a * __c + __b * __d);
__imag__ z = 0 * (__b * __c - __a * __d);
}
Modified: compiler-rt/trunk/lib/divxc3.c
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/divxc3.c?rev=144785&r1=144784&r2=144785&view=diff
==============================================================================
--- compiler-rt/trunk/lib/divxc3.c (original)
+++ compiler-rt/trunk/lib/divxc3.c Wed Nov 16 01:33:00 2011
@@ -14,6 +14,7 @@
#if !_ARCH_PPC
#include "int_lib.h"
+#include "int_math.h"
#include <math.h>
/* Returns: the quotient of (a + ib) / (c + id) */
@@ -23,7 +24,7 @@
{
int __ilogbw = 0;
long double __logbw = logbl(fmaxl(fabsl(__c), fabsl(__d)));
- if (isfinite(__logbw))
+ if (crt_isfinite(__logbw))
{
__ilogbw = (int)__logbw;
__c = scalbnl(__c, -__ilogbw);
@@ -33,24 +34,26 @@
long double _Complex z;
__real__ z = scalbnl((__a * __c + __b * __d) / __denom, -__ilogbw);
__imag__ z = scalbnl((__b * __c - __a * __d) / __denom, -__ilogbw);
- if (isnan(__real__ z) && isnan(__imag__ z))
+ if (crt_isnan(__real__ z) && crt_isnan(__imag__ z))
{
- if ((__denom == 0) && (!isnan(__a) || !isnan(__b)))
+ if ((__denom == 0) && (!crt_isnan(__a) || !crt_isnan(__b)))
{
__real__ z = copysignl(INFINITY, __c) * __a;
__imag__ z = copysignl(INFINITY, __c) * __b;
}
- else if ((isinf(__a) || isinf(__b)) && isfinite(__c) && isfinite(__d))
+ else if ((crt_isinf(__a) || crt_isinf(__b)) &&
+ crt_isfinite(__c) && crt_isfinite(__d))
{
- __a = copysignl(isinf(__a) ? 1 : 0, __a);
- __b = copysignl(isinf(__b) ? 1 : 0, __b);
+ __a = copysignl(crt_isinf(__a) ? 1 : 0, __a);
+ __b = copysignl(crt_isinf(__b) ? 1 : 0, __b);
__real__ z = INFINITY * (__a * __c + __b * __d);
__imag__ z = INFINITY * (__b * __c - __a * __d);
}
- else if (isinf(__logbw) && __logbw > 0 && isfinite(__a) && isfinite(__b))
+ else if (crt_isinf(__logbw) && __logbw > 0 &&
+ crt_isfinite(__a) && crt_isfinite(__b))
{
- __c = copysignl(isinf(__c) ? 1 : 0, __c);
- __d = copysignl(isinf(__d) ? 1 : 0, __d);
+ __c = copysignl(crt_isinf(__c) ? 1 : 0, __c);
+ __d = copysignl(crt_isinf(__d) ? 1 : 0, __d);
__real__ z = 0 * (__a * __c + __b * __d);
__imag__ z = 0 * (__b * __c - __a * __d);
}
Added: compiler-rt/trunk/lib/int_math.h
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/int_math.h?rev=144785&view=auto
==============================================================================
--- compiler-rt/trunk/lib/int_math.h (added)
+++ compiler-rt/trunk/lib/int_math.h Wed Nov 16 01:33:00 2011
@@ -0,0 +1,28 @@
+/* ===-- int_math.h - internal math inlines ---------------------------------===
+ *
+ * The LLVM Compiler Infrastructure
+ *
+ * This file is dual licensed under the MIT and the University of Illinois Open
+ * Source Licenses. See LICENSE.TXT for details.
+ *
+ * ===-----------------------------------------------------------------------===
+ *
+ * This file is not part of the interface of this library.
+ *
+ * This file defines substitutes for the libm functions used in some of the
+ * compiler-rt implementations, defined in such a way that there is not a direct
+ * dependency on libm or math.h. Instead, we use the compiler builtin versions
+ * where available. This reduces our dependencies on the system SDK by foisting
+ * the responsibility onto the compiler.
+ *
+ * ===-----------------------------------------------------------------------===
+ */
+
+#ifndef INT_MATH_H
+#define INT_MATH_H
+
+#define crt_isfinite(x) __builtin_isfinite((x))
+#define crt_isinf(x) __builtin_isinf((x))
+#define crt_isnan(x) __builtin_isnan((x))
+
+#endif /* INT_MATH_H */
Modified: compiler-rt/trunk/lib/muldc3.c
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/muldc3.c?rev=144785&r1=144784&r2=144785&view=diff
==============================================================================
--- compiler-rt/trunk/lib/muldc3.c (original)
+++ compiler-rt/trunk/lib/muldc3.c Wed Nov 16 01:33:00 2011
@@ -13,6 +13,7 @@
*/
#include "int_lib.h"
+#include "int_math.h"
#include <math.h>
/* Returns: the product of a + ib and c + id */
@@ -27,39 +28,39 @@
double _Complex z;
__real__ z = __ac - __bd;
__imag__ z = __ad + __bc;
- if (isnan(__real__ z) && isnan(__imag__ z))
+ if (crt_isnan(__real__ z) && crt_isnan(__imag__ z))
{
int __recalc = 0;
- if (isinf(__a) || isinf(__b))
+ if (crt_isinf(__a) || crt_isinf(__b))
{
- __a = copysign(isinf(__a) ? 1 : 0, __a);
- __b = copysign(isinf(__b) ? 1 : 0, __b);
- if (isnan(__c))
+ __a = copysign(crt_isinf(__a) ? 1 : 0, __a);
+ __b = copysign(crt_isinf(__b) ? 1 : 0, __b);
+ if (crt_isnan(__c))
__c = copysign(0, __c);
- if (isnan(__d))
+ if (crt_isnan(__d))
__d = copysign(0, __d);
__recalc = 1;
}
- if (isinf(__c) || isinf(__d))
+ if (crt_isinf(__c) || crt_isinf(__d))
{
- __c = copysign(isinf(__c) ? 1 : 0, __c);
- __d = copysign(isinf(__d) ? 1 : 0, __d);
- if (isnan(__a))
+ __c = copysign(crt_isinf(__c) ? 1 : 0, __c);
+ __d = copysign(crt_isinf(__d) ? 1 : 0, __d);
+ if (crt_isnan(__a))
__a = copysign(0, __a);
- if (isnan(__b))
+ if (crt_isnan(__b))
__b = copysign(0, __b);
__recalc = 1;
}
- if (!__recalc && (isinf(__ac) || isinf(__bd) ||
- isinf(__ad) || isinf(__bc)))
+ if (!__recalc && (crt_isinf(__ac) || crt_isinf(__bd) ||
+ crt_isinf(__ad) || crt_isinf(__bc)))
{
- if (isnan(__a))
+ if (crt_isnan(__a))
__a = copysign(0, __a);
- if (isnan(__b))
+ if (crt_isnan(__b))
__b = copysign(0, __b);
- if (isnan(__c))
+ if (crt_isnan(__c))
__c = copysign(0, __c);
- if (isnan(__d))
+ if (crt_isnan(__d))
__d = copysign(0, __d);
__recalc = 1;
}
Modified: compiler-rt/trunk/lib/mulsc3.c
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/mulsc3.c?rev=144785&r1=144784&r2=144785&view=diff
==============================================================================
--- compiler-rt/trunk/lib/mulsc3.c (original)
+++ compiler-rt/trunk/lib/mulsc3.c Wed Nov 16 01:33:00 2011
@@ -13,6 +13,7 @@
*/
#include "int_lib.h"
+#include "int_math.h"
#include <math.h>
/* Returns: the product of a + ib and c + id */
@@ -27,39 +28,39 @@
float _Complex z;
__real__ z = __ac - __bd;
__imag__ z = __ad + __bc;
- if (isnan(__real__ z) && isnan(__imag__ z))
+ if (crt_isnan(__real__ z) && crt_isnan(__imag__ z))
{
int __recalc = 0;
- if (isinf(__a) || isinf(__b))
+ if (crt_isinf(__a) || crt_isinf(__b))
{
- __a = copysignf(isinf(__a) ? 1 : 0, __a);
- __b = copysignf(isinf(__b) ? 1 : 0, __b);
- if (isnan(__c))
+ __a = copysignf(crt_isinf(__a) ? 1 : 0, __a);
+ __b = copysignf(crt_isinf(__b) ? 1 : 0, __b);
+ if (crt_isnan(__c))
__c = copysignf(0, __c);
- if (isnan(__d))
+ if (crt_isnan(__d))
__d = copysignf(0, __d);
__recalc = 1;
}
- if (isinf(__c) || isinf(__d))
+ if (crt_isinf(__c) || crt_isinf(__d))
{
- __c = copysignf(isinf(__c) ? 1 : 0, __c);
- __d = copysignf(isinf(__d) ? 1 : 0, __d);
- if (isnan(__a))
+ __c = copysignf(crt_isinf(__c) ? 1 : 0, __c);
+ __d = copysignf(crt_isinf(__d) ? 1 : 0, __d);
+ if (crt_isnan(__a))
__a = copysignf(0, __a);
- if (isnan(__b))
+ if (crt_isnan(__b))
__b = copysignf(0, __b);
__recalc = 1;
}
- if (!__recalc && (isinf(__ac) || isinf(__bd) ||
- isinf(__ad) || isinf(__bc)))
+ if (!__recalc && (crt_isinf(__ac) || crt_isinf(__bd) ||
+ crt_isinf(__ad) || crt_isinf(__bc)))
{
- if (isnan(__a))
+ if (crt_isnan(__a))
__a = copysignf(0, __a);
- if (isnan(__b))
+ if (crt_isnan(__b))
__b = copysignf(0, __b);
- if (isnan(__c))
+ if (crt_isnan(__c))
__c = copysignf(0, __c);
- if (isnan(__d))
+ if (crt_isnan(__d))
__d = copysignf(0, __d);
__recalc = 1;
}
Modified: compiler-rt/trunk/lib/mulxc3.c
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/mulxc3.c?rev=144785&r1=144784&r2=144785&view=diff
==============================================================================
--- compiler-rt/trunk/lib/mulxc3.c (original)
+++ compiler-rt/trunk/lib/mulxc3.c Wed Nov 16 01:33:00 2011
@@ -15,6 +15,7 @@
#if !_ARCH_PPC
#include "int_lib.h"
+#include "int_math.h"
#include <math.h>
/* Returns: the product of a + ib and c + id */
@@ -29,39 +30,39 @@
long double _Complex z;
__real__ z = __ac - __bd;
__imag__ z = __ad + __bc;
- if (isnan(__real__ z) && isnan(__imag__ z))
+ if (crt_isnan(__real__ z) && crt_isnan(__imag__ z))
{
int __recalc = 0;
- if (isinf(__a) || isinf(__b))
+ if (crt_isinf(__a) || crt_isinf(__b))
{
- __a = copysignl(isinf(__a) ? 1 : 0, __a);
- __b = copysignl(isinf(__b) ? 1 : 0, __b);
- if (isnan(__c))
+ __a = copysignl(crt_isinf(__a) ? 1 : 0, __a);
+ __b = copysignl(crt_isinf(__b) ? 1 : 0, __b);
+ if (crt_isnan(__c))
__c = copysignl(0, __c);
- if (isnan(__d))
+ if (crt_isnan(__d))
__d = copysignl(0, __d);
__recalc = 1;
}
- if (isinf(__c) || isinf(__d))
+ if (crt_isinf(__c) || crt_isinf(__d))
{
- __c = copysignl(isinf(__c) ? 1 : 0, __c);
- __d = copysignl(isinf(__d) ? 1 : 0, __d);
- if (isnan(__a))
+ __c = copysignl(crt_isinf(__c) ? 1 : 0, __c);
+ __d = copysignl(crt_isinf(__d) ? 1 : 0, __d);
+ if (crt_isnan(__a))
__a = copysignl(0, __a);
- if (isnan(__b))
+ if (crt_isnan(__b))
__b = copysignl(0, __b);
__recalc = 1;
}
- if (!__recalc && (isinf(__ac) || isinf(__bd) ||
- isinf(__ad) || isinf(__bc)))
+ if (!__recalc && (crt_isinf(__ac) || crt_isinf(__bd) ||
+ crt_isinf(__ad) || crt_isinf(__bc)))
{
- if (isnan(__a))
+ if (crt_isnan(__a))
__a = copysignl(0, __a);
- if (isnan(__b))
+ if (crt_isnan(__b))
__b = copysignl(0, __b);
- if (isnan(__c))
+ if (crt_isnan(__c))
__c = copysignl(0, __c);
- if (isnan(__d))
+ if (crt_isnan(__d))
__d = copysignl(0, __d);
__recalc = 1;
}
Modified: compiler-rt/trunk/lib/ppc/divtc3.c
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/ppc/divtc3.c?rev=144785&r1=144784&r2=144785&view=diff
==============================================================================
--- compiler-rt/trunk/lib/ppc/divtc3.c (original)
+++ compiler-rt/trunk/lib/ppc/divtc3.c Wed Nov 16 01:33:00 2011
@@ -3,16 +3,17 @@
*/
#include "DD.h"
+#include "../int_math.h"
#include <math.h>
#if !defined(INFINITY) && defined(HUGE_VAL)
#define INFINITY HUGE_VAL
#endif /* INFINITY */
-#define makeFinite(x) { \
- (x).s.hi = __builtin_copysign(isinf((x).s.hi) ? 1.0 : 0.0, (x).s.hi); \
- (x).s.lo = 0.0; \
- }
+#define makeFinite(x) { \
+ (x).s.hi = __builtin_copysign(crt_isinf((x).s.hi) ? 1.0 : 0.0, (x).s.hi); \
+ (x).s.lo = 0.0; \
+ }
long double __gcc_qadd(long double, long double);
long double __gcc_qsub(long double, long double);
@@ -28,7 +29,7 @@
int ilogbw = 0;
const double logbw = logb(__builtin_fmax( __builtin_fabs(cDD.s.hi), __builtin_fabs(dDD.s.hi) ));
- if (isfinite(logbw))
+ if (crt_isfinite(logbw))
{
ilogbw = (int)logbw;
@@ -50,13 +51,14 @@
imag.s.hi = scalbn(imag.s.hi, -ilogbw);
imag.s.lo = scalbn(imag.s.lo, -ilogbw);
- if (isnan(real.s.hi) && isnan(imag.s.hi))
+ if (crt_isnan(real.s.hi) && crt_isnan(imag.s.hi))
{
DD aDD = { .ld = a };
DD bDD = { .ld = b };
DD rDD = { .ld = denom };
- if ((rDD.s.hi == 0.0) && (!isnan(aDD.s.hi) || !isnan(bDD.s.hi)))
+ if ((rDD.s.hi == 0.0) && (!crt_isnan(aDD.s.hi) ||
+ !crt_isnan(bDD.s.hi)))
{
real.s.hi = __builtin_copysign(INFINITY,cDD.s.hi) * aDD.s.hi;
real.s.lo = 0.0;
@@ -64,7 +66,8 @@
imag.s.lo = 0.0;
}
- else if ((isinf(aDD.s.hi) || isinf(bDD.s.hi)) && isfinite(cDD.s.hi) && isfinite(dDD.s.hi))
+ else if ((crt_isinf(aDD.s.hi) || crt_isinf(bDD.s.hi)) &&
+ crt_isfinite(cDD.s.hi) && crt_isfinite(dDD.s.hi))
{
makeFinite(aDD);
makeFinite(bDD);
@@ -74,7 +77,8 @@
imag.s.lo = 0.0;
}
- else if ((isinf(cDD.s.hi) || isinf(dDD.s.hi)) && isfinite(aDD.s.hi) && isfinite(bDD.s.hi))
+ else if ((crt_isinf(cDD.s.hi) || crt_isinf(dDD.s.hi)) &&
+ crt_isfinite(aDD.s.hi) && crt_isfinite(bDD.s.hi))
{
makeFinite(cDD);
makeFinite(dDD);
Modified: compiler-rt/trunk/lib/ppc/multc3.c
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/ppc/multc3.c?rev=144785&r1=144784&r2=144785&view=diff
==============================================================================
--- compiler-rt/trunk/lib/ppc/multc3.c (original)
+++ compiler-rt/trunk/lib/ppc/multc3.c Wed Nov 16 01:33:00 2011
@@ -3,23 +3,24 @@
*/
#include "DD.h"
+#include "../int_math.h"
#include <math.h>
#if !defined(INFINITY) && defined(HUGE_VAL)
#define INFINITY HUGE_VAL
#endif /* INFINITY */
-#define makeFinite(x) { \
- (x).s.hi = __builtin_copysign(isinf((x).s.hi) ? 1.0 : 0.0, (x).s.hi); \
- (x).s.lo = 0.0; \
- }
-
-#define zeroNaN(x) { \
- if (isnan((x).s.hi)) { \
- (x).s.hi = __builtin_copysign(0.0, (x).s.hi); \
- (x).s.lo = 0.0; \
- } \
- }
+#define makeFinite(x) { \
+ (x).s.hi = __builtin_copysign(crt_isinf((x).s.hi) ? 1.0 : 0.0, (x).s.hi); \
+ (x).s.lo = 0.0; \
+ }
+
+#define zeroNaN() { \
+ if (crt_isnan((x).s.hi)) { \
+ (x).s.hi = __builtin_copysign(0.0, (x).s.hi); \
+ (x).s.lo = 0.0; \
+ } \
+ }
long double __gcc_qadd(long double, long double);
long double __gcc_qsub(long double, long double);
@@ -36,7 +37,7 @@
DD real = { .ld = __gcc_qsub(ac,bd) };
DD imag = { .ld = __gcc_qadd(ad,bc) };
- if (isnan(real.s.hi) && isnan(imag.s.hi))
+ if (crt_isnan(real.s.hi) && crt_isnan(imag.s.hi))
{
int recalc = 0;
@@ -45,7 +46,7 @@
DD cDD = { .ld = c };
DD dDD = { .ld = d };
- if (isinf(aDD.s.hi) || isinf(bDD.s.hi))
+ if (crt_isinf(aDD.s.hi) || crt_isinf(bDD.s.hi))
{
makeFinite(aDD);
makeFinite(bDD);
@@ -54,7 +55,7 @@
recalc = 1;
}
- if (isinf(cDD.s.hi) || isinf(dDD.s.hi))
+ if (crt_isinf(cDD.s.hi) || crt_isinf(dDD.s.hi))
{
makeFinite(cDD);
makeFinite(dDD);
@@ -70,7 +71,8 @@
DD adDD = { .ld = ad };
DD bcDD = { .ld = bc };
- if (isinf(acDD.s.hi) || isinf(bdDD.s.hi) || isinf(adDD.s.hi) || isinf(bcDD.s.hi))
+ if (crt_isinf(acDD.s.hi) || crt_isinf(bdDD.s.hi) ||
+ crt_isinf(adDD.s.hi) || crt_isinf(bcDD.s.hi))
{
zeroNaN(aDD);
zeroNaN(bDD);
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