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-rw-r--r--patches/uClibc/0.9.30.2/260-libm-enable-log2f-and-exp2f.patch70
1 files changed, 70 insertions, 0 deletions
diff --git a/patches/uClibc/0.9.30.2/260-libm-enable-log2f-and-exp2f.patch b/patches/uClibc/0.9.30.2/260-libm-enable-log2f-and-exp2f.patch
new file mode 100644
index 0000000..3b43356
--- /dev/null
+++ b/patches/uClibc/0.9.30.2/260-libm-enable-log2f-and-exp2f.patch
@@ -0,0 +1,70 @@
+From 956a0087e282e53ba9c085dbbc469391f7234944 Mon Sep 17 00:00:00 2001
+From: Aurelien Jacobs <aurel@gnuage.org>
+Date: Thu, 4 Feb 2010 09:31:40 -0800
+Subject: [PATCH 10/15] libm: enable log2f and exp2f
+
+Signed-off-by: Aurelien Jacobs <aurel@gnuage.org>
+Signed-off-by: Austin Foxley <austinf@cetoncorp.com>
+---
+ libm/float_wrappers.c | 4 ++--
+ test/math/compile_test.c | 4 ++--
+ 2 files changed, 4 insertions(+), 4 deletions(-)
+
+diff --git a/libm/float_wrappers.c b/libm/float_wrappers.c
+index dc315e7..b7317a1 100644
+--- a/libm/float_wrappers.c
++++ b/libm/float_wrappers.c
+@@ -15,12 +15,10 @@
+
+ /* For the time being, do _NOT_ implement these functions
+ * that are defined by SuSv3 */
+-#undef L_exp2f /*float exp2f(float);*/
+ #undef L_fdimf /*float fdimf(float, float);*/
+ #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 *);*/
+@@ -43,6 +41,7 @@ float cosf(float);
+ float coshf(float);
+ float erfcf(float);
+ float erff(float);
++float exp2f(float);
+ float expf(float);
+ float expm1f(float);
+ float fabsf(float);
+@@ -56,6 +55,7 @@ float lgammaf(float);
+ long long llroundf(float);
+ float log10f(float);
+ float log1pf(float);
++float log2f(float);
+ float logbf(float);
+ float logf(float);
+ long lroundf(float);
+diff --git a/test/math/compile_test.c b/test/math/compile_test.c
+index 9990520..ee5e2e3 100644
+--- a/test/math/compile_test.c
++++ b/test/math/compile_test.c
+@@ -18,7 +18,7 @@ r += cosf(float_x);
+ r += coshf(float_x);
+ r += erfcf(float_x);
+ r += erff(float_x);
+-/*r += exp2f(float_x); - uclibc does not have it (yet?) */
++r += exp2f(float_x);
+ r += expf(float_x);
+ r += expm1f(float_x);
+ r += fabsf(float_x);
+@@ -38,7 +38,7 @@ r += llrintf(float_x);
+ r += llroundf(float_x);
+ r += log10f(float_x);
+ r += log1pf(float_x);
+-/*r += log2f(float_x); - uclibc does not have it (yet?) */
++r += log2f(float_x);
+ r += logbf(float_x);
+ r += logf(float_x);
+ r += lrintf(float_x);
+--
+1.6.6.1
+