// Command line options to control choice of code generation passes.
//---------------------------------------------------------------------------
-static cl::opt<bool> DisablePreSelect("nopreselect",
- cl::desc("Disable preselection pass"));
+static cl::opt<bool> DisablePreOpt("nopreopt",
+ cl::desc("Disable optimizations prior to instruction selection"));
static cl::opt<bool> DisableSched("nosched",
cl::desc("Disable local scheduling pass"));
//so %fp+offset-8 and %fp+offset-16 are empty slots now!
PM.add(createStackSlotsPass(*this));
- // Specialize LLVM code for this target machine and then
- // run basic dataflow optimizations on LLVM code.
- if (!DisablePreSelect) {
+ if (!DisablePreOpt) {
+ // Specialize LLVM code for this target machine
PM.add(createPreSelectionPass(*this));
+ // Run basic dataflow optimizations on LLVM code
PM.add(createReassociatePass());
PM.add(createLICMPass());
PM.add(createGCSEPass());
// If LLVM dumping after transformations is requested, add it to the pipeline
if (DumpInput)
- PM.add(new PrintFunctionPass("Input code to instr. selection: \n", &std::cerr));
+ PM.add(new PrintFunctionPass("Input code to instsr. selection:\n",
+ &std::cerr));
PM.add(createInstructionSelectionPass(*this));
// FIXME: implement the switch instruction in the instruction selector.
PM.add(createLowerSwitchPass());
+ // decompose multi-dimensional array references into single-dim refs
+ PM.add(createDecomposeMultiDimRefsPass());
+
// Construct and initialize the MachineFunction object for this fn.
PM.add(createMachineCodeConstructionPass(*this));