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Move complex number declarations to openlibm.h
These are used by openspecfun, thus they need to be available from public headers.
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5 changed files with 84 additions and 80 deletions
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@ -227,86 +227,6 @@ do { \
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* Common routine to process the arguments to nan(), nanf(), and nanl().
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*/
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void _scan_nan(u_int32_t *__words, int __num_words, const char *__s);
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//VBS
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//#ifdef _COMPLEX_H
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/*
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* C99 specifies that complex numbers have the same representation as
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* an array of two elements, where the first element is the real part
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* and the second element is the imaginary part.
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*/
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typedef union {
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float complex f;
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float a[2];
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} float_complex;
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typedef union {
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double complex f;
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double a[2];
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} double_complex;
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typedef union {
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long double complex f;
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long double a[2];
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} long_double_complex;
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#define REALPART(z) ((z).a[0])
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#define IMAGPART(z) ((z).a[1])
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/*
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* Inline functions that can be used to construct complex values.
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*
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* The C99 standard intends x+I*y to be used for this, but x+I*y is
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* currently unusable in general since gcc introduces many overflow,
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* underflow, sign and efficiency bugs by rewriting I*y as
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* (0.0+I)*(y+0.0*I) and laboriously computing the full complex product.
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* In particular, I*Inf is corrupted to NaN+I*Inf, and I*-0 is corrupted
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* to -0.0+I*0.0.
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*
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* In C11, a CMPLX(x,y) macro was added to circumvent this limitation,
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* and gcc 4.7 added a __builtin_complex feature to simplify implementation
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* of CMPLX in libc, so we can take advantage of these features if they
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* are available.
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*/
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#if defined(CMPLXF) && defined(CMPLX) && defined(CMPLXL) /* C11 */
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# define cpackf(x,y) CMPLXF(x,y)
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# define cpack(x,y) CMPLX(x,y)
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# define cpackl(x,y) CMPLXL(x,y)
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#elif (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 7)) && !defined(__INTEL_COMPILER)
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# define cpackf(x,y) __builtin_complex ((float) (x), (float) (y))
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# define cpack(x,y) __builtin_complex ((double) (x), (double) (y))
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# define cpackl(x,y) __builtin_complex ((long double) (x), (long double) (y))
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#else /* define our own cpack functions */
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static __inline float complex
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cpackf(float x, float y)
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{
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float_complex z;
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REALPART(z) = x;
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IMAGPART(z) = y;
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return (z.f);
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}
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static __inline double complex
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cpack(double x, double y)
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{
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double_complex z;
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REALPART(z) = x;
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IMAGPART(z) = y;
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return (z.f);
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}
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static __inline long double complex
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cpackl(long double x, long double y)
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{
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long_double_complex z;
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REALPART(z) = x;
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IMAGPART(z) = y;
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return (z.f);
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}
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#endif /* define our own cpack functions */
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//VBS
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//#endif /* _COMPLEX_H */
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#ifdef __GNUCLIKE_ASM
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@ -17,6 +17,7 @@
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#ifndef _MATH_H_
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#define _MATH_H_
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#include <complex.h>
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#include "cdefs-compat.h"
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#include "types-compat.h"
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@ -167,6 +168,86 @@ extern int signgam;
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#endif
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#endif /* __BSD_VISIBLE */
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//VBS
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//#ifdef _COMPLEX_H
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/*
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* C99 specifies that complex numbers have the same representation as
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* an array of two elements, where the first element is the real part
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* and the second element is the imaginary part.
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*/
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typedef union {
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float complex f;
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float a[2];
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} float_complex;
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typedef union {
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double complex f;
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double a[2];
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} double_complex;
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typedef union {
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long double complex f;
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long double a[2];
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} long_double_complex;
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#define REALPART(z) ((z).a[0])
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#define IMAGPART(z) ((z).a[1])
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/*
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* Inline functions that can be used to construct complex values.
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*
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* The C99 standard intends x+I*y to be used for this, but x+I*y is
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* currently unusable in general since gcc introduces many overflow,
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* underflow, sign and efficiency bugs by rewriting I*y as
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* (0.0+I)*(y+0.0*I) and laboriously computing the full complex product.
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* In particular, I*Inf is corrupted to NaN+I*Inf, and I*-0 is corrupted
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* to -0.0+I*0.0.
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*
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* In C11, a CMPLX(x,y) macro was added to circumvent this limitation,
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* and gcc 4.7 added a __builtin_complex feature to simplify implementation
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* of CMPLX in libc, so we can take advantage of these features if they
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* are available.
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*/
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#if defined(CMPLXF) && defined(CMPLX) && defined(CMPLXL) /* C11 */
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# define cpackf(x,y) CMPLXF(x,y)
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# define cpack(x,y) CMPLX(x,y)
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# define cpackl(x,y) CMPLXL(x,y)
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#elif (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 7)) && !defined(__INTEL_COMPILER)
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# define cpackf(x,y) __builtin_complex ((float) (x), (float) (y))
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# define cpack(x,y) __builtin_complex ((double) (x), (double) (y))
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# define cpackl(x,y) __builtin_complex ((long double) (x), (long double) (y))
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#else /* define our own cpack functions */
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static __inline float complex
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cpackf(float x, float y)
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{
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float_complex z;
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REALPART(z) = x;
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IMAGPART(z) = y;
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return (z.f);
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}
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static __inline double complex
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cpack(double x, double y)
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{
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double_complex z;
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REALPART(z) = x;
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IMAGPART(z) = y;
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return (z.f);
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}
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static __inline long double complex
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cpackl(long double x, long double y)
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{
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long_double_complex z;
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REALPART(z) = x;
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IMAGPART(z) = y;
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return (z.f);
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}
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#endif /* define our own cpack functions */
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//VBS
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//#endif /* _COMPLEX_H */
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/*
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* Most of these functions depend on the rounding mode and have the side
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* effect of raising floating-point exceptions, so they are not declared
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@ -27,6 +27,7 @@
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*/
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#include <complex.h>
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#include "openlibm.h"
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#include "math_private.h"
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DLLEXPORT double
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@ -27,6 +27,7 @@
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*/
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#include <complex.h>
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#include "openlibm.h"
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#include "math_private.h"
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DLLEXPORT float
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@ -27,6 +27,7 @@
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*/
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#include <complex.h>
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#include "openlibm.h"
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#include "math_private.h"
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DLLEXPORT long double
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