make function names more uniform



git-svn-id: svn://svn.valgrind.org/valgrind/trunk@3406 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/coregrind/vg_main.c b/coregrind/vg_main.c
index dccdc57..c924cbf 100644
--- a/coregrind/vg_main.c
+++ b/coregrind/vg_main.c
@@ -324,12 +324,12 @@
 }
 
 /* Get the simulated stack pointer */
-Addr VG_(get_stack_pointer) ( ThreadId tid )
+Addr VG_(get_SP) ( ThreadId tid )
 {
    return STACK_PTR( VG_(threads)[tid].arch );
 }
 
-Addr VG_(get_EIP) ( ThreadId tid )
+Addr VG_(get_IP) ( ThreadId tid )
 {
    return INSTR_PTR( VG_(threads)[tid].arch );
 }