1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/patches/uClibc/0.9.30.2/260-libm-enable-log2f-and-exp2f.patch Thu Oct 07 23:53:16 2010 +0200
1.3 @@ -0,0 +1,70 @@
1.4 +From 956a0087e282e53ba9c085dbbc469391f7234944 Mon Sep 17 00:00:00 2001
1.5 +From: Aurelien Jacobs <aurel@gnuage.org>
1.6 +Date: Thu, 4 Feb 2010 09:31:40 -0800
1.7 +Subject: [PATCH 10/15] libm: enable log2f and exp2f
1.8 +
1.9 +Signed-off-by: Aurelien Jacobs <aurel@gnuage.org>
1.10 +Signed-off-by: Austin Foxley <austinf@cetoncorp.com>
1.11 +---
1.12 + libm/float_wrappers.c | 4 ++--
1.13 + test/math/compile_test.c | 4 ++--
1.14 + 2 files changed, 4 insertions(+), 4 deletions(-)
1.15 +
1.16 +diff --git a/libm/float_wrappers.c b/libm/float_wrappers.c
1.17 +index dc315e7..b7317a1 100644
1.18 +--- a/libm/float_wrappers.c
1.19 ++++ b/libm/float_wrappers.c
1.20 +@@ -15,12 +15,10 @@
1.21 +
1.22 + /* For the time being, do _NOT_ implement these functions
1.23 + * that are defined by SuSv3 */
1.24 +-#undef L_exp2f /*float exp2f(float);*/
1.25 + #undef L_fdimf /*float fdimf(float, float);*/
1.26 + #undef L_fmaf /*float fmaf(float, float, float);*/
1.27 + #undef L_fmaxf /*float fmaxf(float, float);*/
1.28 + #undef L_fminf /*float fminf(float, float);*/
1.29 +-#undef L_log2f /*float log2f(float);*/
1.30 + #undef L_nearbyintf /*float nearbyintf(float);*/
1.31 + #undef L_nexttowardf /*float nexttowardf(float, long double);*/
1.32 + #undef L_remquof /*float remquof(float, float, int *);*/
1.33 +@@ -43,6 +41,7 @@ float cosf(float);
1.34 + float coshf(float);
1.35 + float erfcf(float);
1.36 + float erff(float);
1.37 ++float exp2f(float);
1.38 + float expf(float);
1.39 + float expm1f(float);
1.40 + float fabsf(float);
1.41 +@@ -56,6 +55,7 @@ float lgammaf(float);
1.42 + long long llroundf(float);
1.43 + float log10f(float);
1.44 + float log1pf(float);
1.45 ++float log2f(float);
1.46 + float logbf(float);
1.47 + float logf(float);
1.48 + long lroundf(float);
1.49 +diff --git a/test/math/compile_test.c b/test/math/compile_test.c
1.50 +index 9990520..ee5e2e3 100644
1.51 +--- a/test/math/compile_test.c
1.52 ++++ b/test/math/compile_test.c
1.53 +@@ -18,7 +18,7 @@ r += cosf(float_x);
1.54 + r += coshf(float_x);
1.55 + r += erfcf(float_x);
1.56 + r += erff(float_x);
1.57 +-/*r += exp2f(float_x); - uclibc does not have it (yet?) */
1.58 ++r += exp2f(float_x);
1.59 + r += expf(float_x);
1.60 + r += expm1f(float_x);
1.61 + r += fabsf(float_x);
1.62 +@@ -38,7 +38,7 @@ r += llrintf(float_x);
1.63 + r += llroundf(float_x);
1.64 + r += log10f(float_x);
1.65 + r += log1pf(float_x);
1.66 +-/*r += log2f(float_x); - uclibc does not have it (yet?) */
1.67 ++r += log2f(float_x);
1.68 + r += logbf(float_x);
1.69 + r += logf(float_x);
1.70 + r += lrintf(float_x);
1.71 +--
1.72 +1.6.6.1
1.73 +