Use CHAR_BIT instead of hard-coding 8 in several places where it
is appropriate. This helps visually differentiate host-oriented
calculations from target-oriented calculations.

llvm-svn: 68227
diff --git a/llvm/lib/Target/CellSPU/SPUISelLowering.cpp b/llvm/lib/Target/CellSPU/SPUISelLowering.cpp
index c306298..c07e6d5 100644
--- a/llvm/lib/Target/CellSPU/SPUISelLowering.cpp
+++ b/llvm/lib/Target/CellSPU/SPUISelLowering.cpp
@@ -2909,7 +2909,7 @@
                                                   const SelectionDAG &DAG,
                                                   unsigned Depth ) const {
 #if 0
-  const uint64_t uint64_sizebits = sizeof(uint64_t) * 8;
+  const uint64_t uint64_sizebits = sizeof(uint64_t) * CHAR_BIT;
 
   switch (Op.getOpcode()) {
   default: