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2007-09-07 Jeff Johnston <jjohnstn@redhat.com> 

* libc/include/math.h (_M_LOG2E): Replace with..
        (_M_LOG2_E): New macro.
        (log2, log2f, M_LOG2_E): Use _M_LOG2_E.
This commit is contained in:
Jeff Johnston 2007-09-07 15:30:59 +00:00
parent e57c0627c3
commit 78e66fb978
2 changed files with 12 additions and 7 deletions
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6
newlib/ChangeLog
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@ -1,3 +1,9 @@
2007-09-07 Jeff Johnston <jjohnstn@redhat.com>
* libc/include/math.h (_M_LOG2E): Replace with..
(_M_LOG2_E): New macro.
(log2, log2f, M_LOG2_E): Use _M_LOG2_E.
2007-09-06 Brian Dessent <brian@dessent.net> 2007-09-06 Brian Dessent <brian@dessent.net>
* libc/reent/getreent.c: Allow for case where __getreent is * libc/reent/getreent.c: Allow for case where __getreent is

13
newlib/libc/include/math.h
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@ -26,9 +26,8 @@ union __ldmath
_LONG_DOUBLE ld; _LONG_DOUBLE ld;
}; };
/* Log2 of e */ /* Natural log of 2 */
#define _M_LOG2E 1.4426950408889634074 #define _M_LOG2_E 0.693147180559945309417
#if defined(__GNUC__) && \ #if defined(__GNUC__) && \
( (__GNUC__ >= 4) || \ ( (__GNUC__ >= 4) || \
@ -250,7 +249,7 @@ extern double gamma _PARAMS((double));
extern double lgamma _PARAMS((double)); extern double lgamma _PARAMS((double));
extern double erf _PARAMS((double)); extern double erf _PARAMS((double));
extern double erfc _PARAMS((double)); extern double erfc _PARAMS((double));
#define log2(x) (log (x) / _M_LOG2E) #define log2(x) (log (x) / _M_LOG2_E)
#ifndef __math_68881 #ifndef __math_68881
extern double hypot _PARAMS((double, double)); extern double hypot _PARAMS((double, double));
@ -327,7 +326,7 @@ extern float gammaf _PARAMS((float));
extern float lgammaf _PARAMS((float)); extern float lgammaf _PARAMS((float));
extern float erff _PARAMS((float)); extern float erff _PARAMS((float));
extern float erfcf _PARAMS((float)); extern float erfcf _PARAMS((float));
#define log2f(x) (logf (x) / (float) _M_LOG2E) #define log2f(x) (logf (x) / (float) _M_LOG2_E)
extern float hypotf _PARAMS((float, float)); extern float hypotf _PARAMS((float, float));
#endif /* ! defined (_REENT_ONLY) */ #endif /* ! defined (_REENT_ONLY) */
@ -424,7 +423,7 @@ extern int matherr _PARAMS((struct exception *e));
#define MAXFLOAT 3.40282347e+38F #define MAXFLOAT 3.40282347e+38F
#define M_E 2.7182818284590452354 #define M_E 2.7182818284590452354
#define M_LOG2E _M_LOG2E #define M_LOG2E 1.4426950408889634074
#define M_LOG10E 0.43429448190325182765 #define M_LOG10E 0.43429448190325182765
#define M_LN2 0.69314718055994530942 #define M_LN2 0.69314718055994530942
#define M_LN10 2.30258509299404568402 #define M_LN10 2.30258509299404568402
@ -443,7 +442,7 @@ extern int matherr _PARAMS((struct exception *e));
#define M_LN2HI 6.9314718036912381649E-1 #define M_LN2HI 6.9314718036912381649E-1
#define M_SQRT3 1.73205080756887719000 #define M_SQRT3 1.73205080756887719000
#define M_IVLN10 0.43429448190325182765 /* 1 / log(10) */ #define M_IVLN10 0.43429448190325182765 /* 1 / log(10) */
#define M_LOG2_E 0.693147180559945309417 #define M_LOG2_E _M_LOG2_E
#define M_INVLN2 1.4426950408889633870E0 /* 1 / log(2) */ #define M_INVLN2 1.4426950408889633870E0 /* 1 / log(2) */
/* Global control over fdlibm error handling. */ /* Global control over fdlibm error handling. */