Added musl 0.9.13 bcmp and bzero functions and migrated bcopy implementation to use musl for better asm.js performance.

4 files changed, 24 insertions, 0 deletions

diff --git a/system/lib/libc/musl/src/string/bcmp.c b/system/lib/libc/musl/src/string/bcmp.c
new file mode 100644
index 00000000..5d6a388b
--- /dev/null
+++ b/system/lib/libc/musl/src/string/bcmp.c
@@ -0,0 +1,7 @@
+#include <string.h>
+#include <strings.h>
+
+int bcmp(const void *s1, const void *s2, size_t n)
+{
+	return memcmp(s1, s2, n);
+}
diff --git a/system/lib/libc/musl/src/string/bcopy.c b/system/lib/libc/musl/src/string/bcopy.c
new file mode 100644
index 00000000..e76272fc
--- /dev/null
+++ b/system/lib/libc/musl/src/string/bcopy.c
@@ -0,0 +1,7 @@
+#include <string.h>
+#include <strings.h>
+
+void bcopy(const void *s1, void *s2, size_t n)
+{
+	memmove(s2, s1, n);
+}
diff --git a/system/lib/libc/musl/src/string/bzero.c b/system/lib/libc/musl/src/string/bzero.c
new file mode 100644
index 00000000..0f98b4a5
--- /dev/null
+++ b/system/lib/libc/musl/src/string/bzero.c
@@ -0,0 +1,7 @@
+#include <string.h>
+#include <strings.h>
+
+void bzero(void *s, size_t n)
+{
+	memset(s, 0, n);
+}
diff --git a/system/lib/libcextra.symbols b/system/lib/libcextra.symbols
index b4528c50..6620faa9 100644
--- a/system/lib/libcextra.symbols
+++ b/system/lib/libcextra.symbols
@@ -23,6 +23,9 @@
          T __wcsxfrm_l
          W __wctype_l
          T atoll
+         T bcmp
+         T bcopy
+         T bzero
          T bsearch
          T btowc
          T ecvt