Add function marks and size indications
Add a macro to annotate function end and start using both ENTRY and END
for each function. This allows valgrind (and presumably other debugging
tools) to use the debug symbols to trace the functions.
Change-Id: I5f09cef8e22fb356eb6f5cee952b031e567599b6
diff --git a/libc/arch-arm/bionic/memset.S b/libc/arch-arm/bionic/memset.S
index 93abe15..273b9e3 100644
--- a/libc/arch-arm/bionic/memset.S
+++ b/libc/arch-arm/bionic/memset.S
@@ -25,15 +25,8 @@
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
- .text
- .global memset
- .type memset, %function
-
- .global bzero
- .type bzero, %function
-
- .align
+#include <machine/asm.h>
/*
* Optimized memset() for ARM.
@@ -41,15 +34,15 @@
* memset() returns its first argument.
*/
-bzero:
+ENTRY(bzero)
mov r2, r1
mov r1, #0
+END(bzero)
-memset:
+ENTRY(memset)
/* compute the offset to align the destination
* offset = (4-(src&3))&3 = -src & 3
*/
- .fnstart
.save {r0, r4-r7, lr}
stmfd sp!, {r0, r4-r7, lr}
rsb r3, r0, #0
@@ -113,5 +106,4 @@
strcsb r1, [r0]
ldmfd sp!, {r0, r4-r7, lr}
bx lr
- .fnend
-
+END(memset)