git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1687 bbd45198-f89e-11dd-88c7-29a3b14d5316
change the m16c assembly extension from s34 to asm move the m16c porting files to m16c62p directory git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1270 bbd45198-f89e-11dd-88c7-29a3b14d5316