diff --git a/gcc/config/ms1/ms1-protos.h b/gcc/config/ms1/mt-protos.h
similarity index 100%
rename from gcc/config/ms1/ms1-protos.h
rename to gcc/config/ms1/mt-protos.h
diff --git a/gcc/config/ms1/ms1.c b/gcc/config/ms1/mt.c
similarity index 100%
rename from gcc/config/ms1/ms1.c
rename to gcc/config/ms1/mt.c
diff --git a/gcc/config/ms1/ms1.h b/gcc/config/ms1/mt.h
similarity index 100%
rename from gcc/config/ms1/ms1.h
rename to gcc/config/ms1/mt.h
diff --git a/gcc/config/ms1/ms1.md b/gcc/config/ms1/mt.md
similarity index 100%
rename from gcc/config/ms1/ms1.md
rename to gcc/config/ms1/mt.md
diff --git a/gcc/config/ms1/ms1.opt b/gcc/config/ms1/mt.opt
similarity index 100%
rename from gcc/config/ms1/ms1.opt
rename to gcc/config/ms1/mt.opt
diff --git a/gcc/config/ms1/t-ms1 b/gcc/config/ms1/t-mt
similarity index 100%
rename from gcc/config/ms1/t-ms1
rename to gcc/config/ms1/t-mt