diff options
Diffstat (limited to 'newlib/libc/machine/arm/memcpy.S')
| -rw-r--r-- | newlib/libc/machine/arm/memcpy.S | 23 |
1 files changed, 9 insertions, 14 deletions
diff --git a/newlib/libc/machine/arm/memcpy.S b/newlib/libc/machine/arm/memcpy.S index b1bab88bf..d9d5810a7 100644 --- a/newlib/libc/machine/arm/memcpy.S +++ b/newlib/libc/machine/arm/memcpy.S @@ -26,27 +26,22 @@ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ -#if defined (__OPTIMIZE_SIZE__) || defined (PREFER_SIZE_OVER_SPEED) - /* Leave this field blank. So the memcpy() is not defined, and this will - automatically pull in the default C definition of memcpy() from - ../../string/memcpy.c. No need to include this file explicitely. - The lib_a-memcpy.o will not be generated, so it won't replace the default - lib_a-memcpy.o which is generated by ../../string/memcpy.c. - See the commands in configure.in and Makefile.am for more details. +/* The structure of the following #if #else #endif conditional chain + must match the chain in memcpy-stub.c. */ + +#include "acle-compat.h" - However, if we need to rewrite this function to be more efficient, we - can add the corresponding assembly code into this field and change the - commands in configure.in and Makefile.am to allow the corresponding - lib_a-memcpy.o to be generated. - */ +#if defined (__OPTIMIZE_SIZE__) || defined (PREFER_SIZE_OVER_SPEED) + /* Defined in memcpy-stub.c. */ #elif (__ARM_ARCH >= 7 && __ARM_ARCH_PROFILE == 'A' \ && defined (__ARM_FEATURE_UNALIGNED)) #include "memcpy-armv7a.S" -#elif defined (__ARM_ARCH_7M__) || defined (__ARM_ARCH_7EM__) +#elif __ARM_ARCH >= 7 && __ARM_ARCH_PROFILE == 'M' #include "memcpy-armv7m.S" #else - /* Leave this filed blank. See the commands above. */ + /* Defined in memcpy-stub.c. */ + #endif |