summaryrefslogtreecommitdiffstats
path: root/newlib/libc/machine/arm/strlen.S
diff options
context:
space:
mode:
Diffstat (limited to 'newlib/libc/machine/arm/strlen.S')
-rw-r--r--newlib/libc/machine/arm/strlen.S48
1 files changed, 48 insertions, 0 deletions
diff --git a/newlib/libc/machine/arm/strlen.S b/newlib/libc/machine/arm/strlen.S
new file mode 100644
index 000000000..b9fb86184
--- /dev/null
+++ b/newlib/libc/machine/arm/strlen.S
@@ -0,0 +1,48 @@
+/* Copyright (c) 2015 ARM Ltd.
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+ * Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in the
+ documentation and/or other materials provided with the distribution.
+ * Neither the name of the Linaro nor the
+ names of its contributors may be used to endorse or promote products
+ derived from this software without specific prior written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
+
+#include "acle-compat.h"
+
+#if defined __OPTIMIZE_SIZE__ || defined PREFER_SIZE_OVER_SPEED
+#if defined __thumb__ && !defined __thumb2__
+ /* Implemented in strlen-stub.c. */
+
+#else
+ /* Implemented in strlen-stub.c. */
+
+#endif
+
+#else /* defined __OPTIMIZE_SIZE__ || defined PREFER_SIZE_OVER_SPEED */
+#if defined __thumb__ && ! defined __thumb2__
+ /* Implemented in strlen-stub.c. */
+
+#elif (__ARM_ARCH >= 7 && defined __ARM_ARCH_ISA_ARM) || defined __ARM_ARCH_6T2__
+#include "strlen-armv7.S"
+
+#else
+ /* Implemented in strlen-stub.c. */
+#endif
+#endif