d_msg_scrn_3select done (#2153)

* msg_scrn_3select done

* remove asm

* d_msg_scrn_jimaku done

libs/PowerPC_EABI_Support/MSL/MSL_C/MSL_Common/Include/cstring.h

@@ -0,0 +1,16 @@
+#ifndef STD_CMATH_H_
+#define STD_CMATH_H_
+
+#include "string.h"
+
+namespace std {
+inline size_t strlen(const char* str) {
+    return ::strlen(str);
+}
+
+inline char* strcpy(char* dest, const char* src) {
+    return ::strcpy(dest, src);
+}
+}  // namespace std
+
+#endif

libs/PowerPC_EABI_Support/MSL/MSL_C/MSL_Common/Include/string.h

@@ -4,9 +4,6 @@
 #include "stddef.h"
 
 #ifdef __cplusplus
-// TODO: std namespace should be used for C++, but it breaks asm compatibility afaict.
-// try to fix later
-// namespace std {
 extern "C" {
 #endif
 
@@ -26,7 +23,6 @@ char* strcpy(char* dst, const char* src);
 size_t strlen(const char* str);
 
 #ifdef __cplusplus
-// }
 }
 #endif