From 709c4d66e0b107ca606941b988bad717c0b45d9b Mon Sep 17 00:00:00 2001 From: Denys Dmytriyenko Date: Tue, 17 Mar 2009 14:32:59 -0400 Subject: rename packages/ to recipes/ per earlier agreement See links below for more details: http://thread.gmane.org/gmane.comp.handhelds.openembedded/21326 http://thread.gmane.org/gmane.comp.handhelds.openembedded/21816 Signed-off-by: Denys Dmytriyenko Acked-by: Mike Westerhof Acked-by: Philip Balister Acked-by: Khem Raj Acked-by: Marcin Juszkiewicz Acked-by: Koen Kooi Acked-by: Frans Meulenbroeks --- packages/uclibc/uclibc-svn/uclibc_mathc99.patch | 270 ------------------------ 1 file changed, 270 deletions(-) delete mode 100644 packages/uclibc/uclibc-svn/uclibc_mathc99.patch (limited to 'packages/uclibc/uclibc-svn/uclibc_mathc99.patch') diff --git a/packages/uclibc/uclibc-svn/uclibc_mathc99.patch b/packages/uclibc/uclibc-svn/uclibc_mathc99.patch deleted file mode 100644 index 6fbb11af6b..0000000000 --- a/packages/uclibc/uclibc-svn/uclibc_mathc99.patch +++ /dev/null @@ -1,270 +0,0 @@ -Index: uClibc/test/math/libm-test.inc -=================================================================== ---- uClibc.orig/test/math/libm-test.inc 2008-07-25 11:03:24.000000000 +0200 -+++ uClibc/test/math/libm-test.inc 2008-08-28 10:54:29.714525665 +0200 -@@ -3414,7 +3414,6 @@ - } - - --#if 0 - static void - log2_test (void) - { -@@ -3444,7 +3443,6 @@ - - END (log2); - } --#endif - - - static void -@@ -4967,9 +4965,7 @@ - log_test (); - log10_test (); - log1p_test (); --#if 0 - log2_test (); --#endif - logb_test (); - modf_test (); - ilogb_test (); -Index: uClibc/libm/Makefile.in -=================================================================== ---- uClibc.orig/libm/Makefile.in 2008-07-25 11:03:27.000000000 +0200 -+++ uClibc/libm/Makefile.in 2008-08-28 10:54:29.714525665 +0200 -@@ -62,7 +62,7 @@ - libm_CSRC := \ - e_acos.c e_acosh.c e_asin.c e_atan2.c e_atanh.c e_cosh.c \ - e_exp.c e_fmod.c e_gamma.c e_gamma_r.c e_hypot.c e_j0.c \ -- e_j1.c e_jn.c e_lgamma.c e_lgamma_r.c e_log.c e_log10.c \ -+ e_j1.c e_jn.c e_lgamma.c e_lgamma_r.c e_log.c e_log2.c e_log10.c \ - e_pow.c e_remainder.c e_rem_pio2.c e_scalb.c e_sinh.c \ - e_sqrt.c k_cos.c k_rem_pio2.c k_sin.c k_standard.c k_tan.c \ - s_asinh.c s_atan.c s_cbrt.c s_ceil.c s_copysign.c s_cos.c \ -@@ -73,7 +73,7 @@ - s_tanh.c s_trunc.c w_acos.c w_acosh.c w_asin.c w_atan2.c w_atanh.c \ - w_cabs.c w_cosh.c w_drem.c w_exp.c w_fmod.c w_gamma.c w_gamma_r.c \ - w_hypot.c w_j0.c w_j1.c w_jn.c w_lgamma.c w_lgamma_r.c \ -- w_log.c w_log10.c w_pow.c w_remainder.c w_scalb.c w_sinh.c \ -+ w_log.c w_log2.c w_log10.c w_pow.c w_remainder.c w_scalb.c w_sinh.c \ - w_sqrt.c fpmacros.c nan.c carg.c s_llrint.c - FL_MOBJ := \ - acosf.o acoshf.o asinf.o asinhf.o atan2f.o atanf.o atanhf.o cbrtf.o \ -@@ -89,10 +89,10 @@ - libm_CSRC := \ - w_acos.c w_asin.c s_atan.c w_atan2.c s_ceil.c s_cos.c \ - w_cosh.c w_exp.c s_fabs.c s_floor.c w_fmod.c s_frexp.c \ -- s_ldexp.c w_log.c w_log10.c s_modf.c w_pow.c s_sin.c \ -+ s_ldexp.c w_log.c w_log2.c w_log10.c s_modf.c w_pow.c s_sin.c \ - w_sinh.c w_sqrt.c s_tan.c s_tanh.c \ - s_expm1.c s_scalbn.c s_copysign.c e_acos.c e_asin.c e_atan2.c \ -- k_cos.c e_cosh.c e_exp.c e_fmod.c e_log.c e_log10.c e_pow.c \ -+ k_cos.c e_cosh.c e_exp.c e_fmod.c e_log.c e_log2.c e_log10.c e_pow.c \ - k_sin.c e_sinh.c e_sqrt.c k_tan.c e_rem_pio2.c k_rem_pio2.c \ - s_finite.c - # We'll add sqrtf to avoid problems with libstdc++ -Index: uClibc/libm/w_log2.c -=================================================================== ---- /dev/null 1970-01-01 00:00:00.000000000 +0000 -+++ uClibc/libm/w_log2.c 2008-08-28 10:58:48.676013259 +0200 -@@ -0,0 +1,33 @@ -+/* -+ * wrapper log2(X) -+ */ -+ -+#include "math.h" -+#include "math_private.h" -+ -+libm_hidden_proto(log2) -+#ifdef __STDC__ -+ double log2(double x) /* wrapper log */ -+#else -+ double log2(x) /* wrapper log */ -+ double x; -+#endif -+{ -+#ifdef _IEEE_LIBM -+ return __ieee754_log2 (x); -+#else -+ double z; -+ z = __ieee754_log2 (x); -+ if (_LIB_VERSION == _IEEE_ || __isnan (x)) return z; -+ if (x <= 0.0) -+ { -+ if (x == 0.0) -+ return __kernel_standard (x, x, 48); /* log2 (0) */ -+ else -+ return __kernel_standard (x, x, 49); /* log2 (x < 0) */ -+ } -+ else -+ return z; -+#endif -+} -+libm_hidden_def(log2) -Index: uClibc/libm/e_log2.c -=================================================================== ---- /dev/null 1970-01-01 00:00:00.000000000 +0000 -+++ uClibc/libm/e_log2.c 2008-08-28 10:54:29.717859030 +0200 -@@ -0,0 +1,130 @@ -+/* Adapted for log2 by Ulrich Drepper . */ -+/* -+ * ==================================================== -+ * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. -+ * -+ * Developed at SunPro, a Sun Microsystems, Inc. business. -+ * Permission to use, copy, modify, and distribute this -+ * software is freely granted, provided that this notice -+ * is preserved. -+ * ==================================================== -+ */ -+ -+/* __ieee754_log2(x) -+ * Return the logarithm to base 2 of x -+ * -+ * Method : -+ * 1. Argument Reduction: find k and f such that -+ * x = 2^k * (1+f), -+ * where sqrt(2)/2 < 1+f < sqrt(2) . -+ * -+ * 2. Approximation of log(1+f). -+ * Let s = f/(2+f) ; based on log(1+f) = log(1+s) - log(1-s) -+ * = 2s + 2/3 s**3 + 2/5 s**5 + ....., -+ * = 2s + s*R -+ * We use a special Reme algorithm on [0,0.1716] to generate -+ * a polynomial of degree 14 to approximate R The maximum error -+ * of this polynomial approximation is bounded by 2**-58.45. In -+ * other words, -+ * 2 4 6 8 10 12 14 -+ * R(z) ~ Lg1*s +Lg2*s +Lg3*s +Lg4*s +Lg5*s +Lg6*s +Lg7*s -+ * (the values of Lg1 to Lg7 are listed in the program) -+ * and -+ * | 2 14 | -58.45 -+ * | Lg1*s +...+Lg7*s - R(z) | <= 2 -+ * | | -+ * Note that 2s = f - s*f = f - hfsq + s*hfsq, where hfsq = f*f/2. -+ * In order to guarantee error in log below 1ulp, we compute log -+ * by -+ * log(1+f) = f - s*(f - R) (if f is not too large) -+ * log(1+f) = f - (hfsq - s*(hfsq+R)). (better accuracy) -+ * -+ * 3. Finally, log(x) = k + log(1+f). -+ * = k+(f-(hfsq-(s*(hfsq+R)))) -+ * -+ * Special cases: -+ * log2(x) is NaN with signal if x < 0 (including -INF) ; -+ * log2(+INF) is +INF; log(0) is -INF with signal; -+ * log2(NaN) is that NaN with no signal. -+ * -+ * Constants: -+ * The hexadecimal values are the intended ones for the following -+ * constants. The decimal values may be used, provided that the -+ * compiler will convert from decimal to binary accurately enough -+ * to produce the hexadecimal values shown. -+ */ -+ -+#include "math.h" -+#include "math_private.h" -+ -+#ifdef __STDC__ -+static const double -+#else -+static double -+#endif -+ln2 = 0.69314718055994530942, -+two54 = 1.80143985094819840000e+16, /* 43500000 00000000 */ -+Lg1 = 6.666666666666735130e-01, /* 3FE55555 55555593 */ -+Lg2 = 3.999999999940941908e-01, /* 3FD99999 9997FA04 */ -+Lg3 = 2.857142874366239149e-01, /* 3FD24924 94229359 */ -+Lg4 = 2.222219843214978396e-01, /* 3FCC71C5 1D8E78AF */ -+Lg5 = 1.818357216161805012e-01, /* 3FC74664 96CB03DE */ -+Lg6 = 1.531383769920937332e-01, /* 3FC39A09 D078C69F */ -+Lg7 = 1.479819860511658591e-01; /* 3FC2F112 DF3E5244 */ -+ -+#ifdef __STDC__ -+static const double zero = 0.0; -+#else -+static double zero = 0.0; -+#endif -+ -+#ifdef __STDC__ -+ double attribute_hidden __ieee754_log2(double x) -+#else -+ double attribute_hidden __ieee754_log2(x) -+ double x; -+#endif -+{ -+ double hfsq,f,s,z,R,w,t1,t2,dk; -+ int32_t k,hx,i,j; -+ u_int32_t lx; -+ -+ EXTRACT_WORDS(hx,lx,x); -+ -+ k=0; -+ if (hx < 0x00100000) { /* x < 2**-1022 */ -+ if (((hx&0x7fffffff)|lx)==0) -+ return -two54/(x-x); /* log(+-0)=-inf */ -+ if (hx<0) return (x-x)/(x-x); /* log(-#) = NaN */ -+ k -= 54; x *= two54; /* subnormal number, scale up x */ -+ GET_HIGH_WORD(hx,x); -+ } -+ if (hx >= 0x7ff00000) return x+x; -+ k += (hx>>20)-1023; -+ hx &= 0x000fffff; -+ i = (hx+0x95f64)&0x100000; -+ SET_HIGH_WORD(x,hx|(i^0x3ff00000)); /* normalize x or x/2 */ -+ k += (i>>20); -+ dk = (double) k; -+ f = x-1.0; -+ if((0x000fffff&(2+hx))<3) { /* |f| < 2**-20 */ -+ if(f==zero) return dk; -+ R = f*f*(0.5-0.33333333333333333*f); -+ return dk-(R-f)/ln2; -+ } -+ s = f/(2.0+f); -+ z = s*s; -+ i = hx-0x6147a; -+ w = z*z; -+ j = 0x6b851-hx; -+ t1= w*(Lg2+w*(Lg4+w*Lg6)); -+ t2= z*(Lg1+w*(Lg3+w*(Lg5+w*Lg7))); -+ i |= j; -+ R = t2+t1; -+ if(i>0) { -+ hfsq=0.5*f*f; -+ return dk-((hfsq-(s*(hfsq+R)))-f)/ln2; -+ } else { -+ return dk-((s*(f-R))-f)/ln2; -+ } -+} -Index: uClibc/libm/math_private.h -=================================================================== ---- uClibc.orig/libm/math_private.h 2008-05-07 00:23:27.000000000 +0200 -+++ uClibc/libm/math_private.h 2008-08-28 10:54:29.717859030 +0200 -@@ -158,6 +158,7 @@ - extern double __ieee754_acos (double) attribute_hidden; - extern double __ieee754_acosh (double) attribute_hidden; - extern double __ieee754_log (double) attribute_hidden; -+extern double __ieee754_log2 (double) attribute_hidden; - extern double __ieee754_atanh (double) attribute_hidden; - extern double __ieee754_asin (double) attribute_hidden; - extern double __ieee754_atan2 (double,double) attribute_hidden; -Index: uClibc/libm/float_wrappers.c -=================================================================== ---- uClibc.orig/libm/float_wrappers.c 2008-05-07 00:23:27.000000000 +0200 -+++ uClibc/libm/float_wrappers.c 2008-08-28 10:54:29.717859030 +0200 -@@ -20,7 +20,6 @@ - #undef L_fmaf /*float fmaf(float, float, float);*/ - #undef L_fmaxf /*float fmaxf(float, float);*/ - #undef L_fminf /*float fminf(float, float);*/ --#undef L_log2f /*float log2f(float);*/ - #undef L_nearbyintf /*float nearbyintf(float);*/ - #undef L_nexttowardf /*float nexttowardf(float, long double);*/ - #undef L_remquof /*float remquof(float, float, int *);*/ -@@ -55,6 +54,7 @@ - float lgammaf(float); - long long llroundf(float); - float log10f(float); -+float log2f(float); - float log1pf(float); - float logbf(float); - float logf(float); -- cgit v1.2.3