JIT should print LLVM each function before selecting instructions for it.

[oota-llvm.git] / lib / Target / Sparc / SparcTargetMachine.cpp

diff --git a/lib/Target/Sparc/SparcTargetMachine.cpp b/lib/Target/Sparc/SparcTargetMachine.cpp
index 63da5af51e6b3a6b55e7a9991fda7270da57efd6..8059853bc21f5541ab181b077d824624a5a51633 100644 (file)
--- a/lib/Target/Sparc/SparcTargetMachine.cpp
+++ b/lib/Target/Sparc/SparcTargetMachine.cpp
@@ -12,6 +12,7 @@
 
 #include "SparcV8TargetMachine.h"
 #include "SparcV8.h"
+#include "llvm/Assembly/PrintModulePass.h"
 #include "llvm/Module.h"
 #include "llvm/PassManager.h"
 #include "llvm/CodeGen/MachineFunction.h"
@@ -31,10 +32,29 @@ namespace {
 ///
 SparcV8TargetMachine::SparcV8TargetMachine(const Module &M,
                                            IntrinsicLowering *IL)
-  : TargetMachine("SparcV8", IL, true, 4, 4, 4, 4, 4),
+  : TargetMachine("SparcV8", IL, false, 4, 4),
     FrameInfo(TargetFrameInfo::StackGrowsDown, 8, 0), JITInfo(*this) {
 }
 
+unsigned SparcV8TargetMachine::getJITMatchQuality() {
+  return 0; // No JIT yet.
+}
+
+unsigned SparcV8TargetMachine::getModuleMatchQuality(const Module &M) {
+  if (M.getEndianness()  == Module::BigEndian &&
+      M.getPointerSize() == Module::Pointer32)
+#ifdef __sparc__
+    return 20;   // BE/32 ==> Prefer sparcv8 on sparc
+#else
+    return 5;    // BE/32 ==> Prefer ppc elsewhere
+#endif
+  else if (M.getEndianness() != Module::AnyEndianness ||
+           M.getPointerSize() != Module::AnyPointerSize)
+    return 0;                                    // Match for some other target
+
+  return getJITMatchQuality()/2;
+}
+
 /// addPassesToEmitAssembly - Add passes to the specified pass manager
 /// to implement a static compiler for this target.
 ///
@@ -46,9 +66,6 @@ bool SparcV8TargetMachine::addPassesToEmitAssembly(PassManager &PM,
   // Replace malloc and free instructions with library calls.
   PM.add(createLowerAllocationsPass());
 
-  // FIXME: implement the select instruction in the instruction selector.
-  PM.add(createLowerSelectPass());
-  
   // FIXME: implement the switch instruction in the instruction selector.
   PM.add(createLowerSwitchPass());
 
@@ -60,6 +77,13 @@ bool SparcV8TargetMachine::addPassesToEmitAssembly(PassManager &PM,
   // Make sure that no unreachable blocks are instruction selected.
   PM.add(createUnreachableBlockEliminationPass());
 
+  // FIXME: implement the select instruction in the instruction selector.
+  PM.add(createLowerSelectPass());
+
+  // Print LLVM code input to instruction selector:
+  if (PrintMachineCode)
+    PM.add(new PrintModulePass());
+  
   PM.add(createSparcV8SimpleInstructionSelector(*this));
 
   // Print machine instructions as they were initially generated.
@@ -74,6 +98,7 @@ bool SparcV8TargetMachine::addPassesToEmitAssembly(PassManager &PM,
   if (PrintMachineCode)
     PM.add(createMachineFunctionPrinterPass(&std::cerr));
 
+  PM.add(createSparcV8FPMoverPass(*this));
   PM.add(createSparcV8DelaySlotFillerPass(*this));
 
   // Print machine instructions after filling delay slots.
@@ -98,9 +123,6 @@ void SparcV8JITInfo::addPassesToJITCompile(FunctionPassManager &PM) {
   // Replace malloc and free instructions with library calls.
   PM.add(createLowerAllocationsPass());
   
-  // FIXME: implement the select instruction in the instruction selector.
-  PM.add(createLowerSelectPass());
-  
   // FIXME: implement the switch instruction in the instruction selector.
   PM.add(createLowerSwitchPass());
 
@@ -112,6 +134,13 @@ void SparcV8JITInfo::addPassesToJITCompile(FunctionPassManager &PM) {
   // Make sure that no unreachable blocks are instruction selected.
   PM.add(createUnreachableBlockEliminationPass());
 
+  // FIXME: implement the select instruction in the instruction selector.
+  PM.add(createLowerSelectPass());
+  
+  // Print LLVM code input to instruction selector:
+  if (PrintMachineCode)
+    PM.add(new PrintFunctionPass());
+  
   PM.add(createSparcV8SimpleInstructionSelector(TM));
 
   // Print machine instructions as they were initially generated.
@@ -126,6 +155,7 @@ void SparcV8JITInfo::addPassesToJITCompile(FunctionPassManager &PM) {
   if (PrintMachineCode)
     PM.add(createMachineFunctionPrinterPass(&std::cerr));
 
+  PM.add(createSparcV8FPMoverPass(TM));
   PM.add(createSparcV8DelaySlotFillerPass(TM));
 
   // Print machine instructions after filling delay slots.