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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. */
*** 35,81 **** #if defined(__sparc) #define ISNORMALL(k, x) (k != 0x7fff) /* assuming k != 0 */ #define X86PDNRM(k, x) #define XSCALE_OFFSET 0x406f /* 0x3fff + 112 */ static const long double xscale = 5192296858534827628530496329220096.0L; ! /* 2^112 */ #elif defined(__x86) /* * if pseudo-denormal, replace by the equivalent normal */ ! #define X86PDNRM(k, x) if (k == 0 && (((int *) &x)[1] & 0x80000000) != 0) \ ! ((int *) &x)[2] |= k = 1 #if defined(HANDLE_UNSUPPORTED) /* assuming k != 0 */ ! #define ISNORMALL(k, x) (k != 0x7fff && (((int *) &x)[1] & 0x80000000) != 0) #else #define ISNORMALL(k, x) (k != 0x7fff) #endif #define XSCALE_OFFSET 0x403e /* 0x3fff + 63 */ static const long double xscale = 9223372036854775808.0L; /* 2^63 */ #endif static long double ! raise_division(long double v) { #pragma STDC FENV_ACCESS ON static const long double zero = 0.0L; return (v / zero); } long double ! logbl(long double x) { int k = XBIASED_EXP(x); X86PDNRM(k, x); if (k == 0) { ! if (ISZEROL(x)) return (raise_division(-1.0L)); ! else if ((__xpg6 & _C99SUSv3_logb) != 0) { x *= xscale; /* scale up by 2^112 or 2^63 */ ! return (long double) (XBIASED_EXP(x) - XSCALE_OFFSET); ! } else return (-16382.L); ! } else if (ISNORMALL(k, x)) ! return ((long double) (k - 0x3fff)); ! else return (x * x); } --- 36,93 ---- #if defined(__sparc) #define ISNORMALL(k, x) (k != 0x7fff) /* assuming k != 0 */ #define X86PDNRM(k, x) #define XSCALE_OFFSET 0x406f /* 0x3fff + 112 */ + static const long double xscale = 5192296858534827628530496329220096.0L; ! ! /* 2^112 */ #elif defined(__x86) /* * if pseudo-denormal, replace by the equivalent normal */ ! #define X86PDNRM(k, x) \ ! if (k == 0 && (((int *)&x)[1] & 0x80000000) != 0) \ ! ((int *)&x)[2] |= k = 1 #if defined(HANDLE_UNSUPPORTED) /* assuming k != 0 */ ! #define ISNORMALL(k, x) (k != 0x7fff && (((int *)&x)[1] & 0x80000000) != \ ! 0) #else #define ISNORMALL(k, x) (k != 0x7fff) #endif #define XSCALE_OFFSET 0x403e /* 0x3fff + 63 */ static const long double xscale = 9223372036854775808.0L; /* 2^63 */ #endif static long double ! raise_division(long double v) ! { #pragma STDC FENV_ACCESS ON + static const long double zero = 0.0L; + return (v / zero); } long double ! logbl(long double x) ! { int k = XBIASED_EXP(x); X86PDNRM(k, x); + if (k == 0) { ! if (ISZEROL(x)) { return (raise_division(-1.0L)); ! } else if ((__xpg6 & _C99SUSv3_logb) != 0) { x *= xscale; /* scale up by 2^112 or 2^63 */ ! return ((long double)(XBIASED_EXP(x) - XSCALE_OFFSET)); ! } else { return (-16382.L); ! } ! } else if (ISNORMALL(k, x)) { ! return ((long double)(k - 0x3fff)); ! } else { return (x * x); + } }