eliminated all references to 'bytecode' from .pod files

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@38452 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/docs/CommandGuide/llvm-as.pod b/docs/CommandGuide/llvm-as.pod
index b45fdf6..2befed1 100644
--- a/docs/CommandGuide/llvm-as.pod
+++ b/docs/CommandGuide/llvm-as.pod
@@ -11,7 +11,7 @@
 =head1 DESCRIPTION
 
 B<llvm-as> is the LLVM assembler.  It reads a file containing human-readable
-LLVM assembly language, translates it to LLVM bytecode, and writes the result
+LLVM assembly language, translates it to LLVM bitcode, and writes the result
 into a file or to standard output.
 
 If F<filename> is omitted or is C<->, then B<llvm-as> reads its input from
@@ -48,7 +48,7 @@
 
 Force overwrite.  Normally, B<llvm-as> will refuse to overwrite an
 output file that already exists.  With this option, B<llvm-as>
-will overwrite the output file and replace it with new bytecode.
+will overwrite the output file and replace it with new bitcode.
 
 =item B<--help>