diff options
| -rw-r--r-- | lib/Target/SparcV9/SparcV9TargetMachine.cpp | 62 |
1 files changed, 33 insertions, 29 deletions
diff --git a/lib/Target/SparcV9/SparcV9TargetMachine.cpp b/lib/Target/SparcV9/SparcV9TargetMachine.cpp index c060f75a79..0f15b13548 100644 --- a/lib/Target/SparcV9/SparcV9TargetMachine.cpp +++ b/lib/Target/SparcV9/SparcV9TargetMachine.cpp @@ -125,39 +125,34 @@ SparcV9TargetMachine::SparcV9TargetMachine(IntrinsicLowering *il) bool SparcV9TargetMachine::addPassesToEmitAssembly(PassManager &PM, std::ostream &Out) { - // The following 3 passes used to be inserted specially by llc. // Replace malloc and free instructions with library calls. PM.add(createLowerAllocationsPass()); - // Strip all of the symbols from the bytecode so that it will be smaller... - if (!DisableStrip) - PM.add(createSymbolStrippingPass()); - // FIXME: implement the switch instruction in the instruction selector. PM.add(createLowerSwitchPass()); - PM.add(createLowerSelectPass()); - // FIXME: implement the invoke/unwind instructions! PM.add(createLowerInvokePass()); // 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)); - - //Insert empty stackslots in the stack frame of each function - //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. + // Lower LLVM code to the form expected by the SPARCv9 instruction selector. PM.add(createPreSelectionPass(*this)); + PM.add(createLowerSelectPass()); + + // Run basic LLVM dataflow optimizations, to clean up after pre-selection. PM.add(createReassociatePass()); PM.add(createLICMPass()); PM.add(createGCSEPass()); + // Construct and initialize the MachineFunction object for this fn. + PM.add(createMachineCodeConstructionPass(*this)); + + // Insert empty stackslots in the stack frame of each function + // so %fp+offset-8 and %fp+offset-16 are empty slots now! + PM.add(createStackSlotsPass(*this)); + PM.add(createInstructionSelectionPass(*this)); if (!DisableSched) @@ -190,9 +185,13 @@ SparcV9TargetMachine::addPassesToEmitAssembly(PassManager &PM, std::ostream &Out PM.add(createSparcV9MachineCodeDestructionPass()); // Emit bytecode to the assembly file into its special section next - if (EmitMappingInfo) + if (EmitMappingInfo) { + // Strip all of the symbols from the bytecode so that it will be smaller... + if (!DisableStrip) + PM.add(createSymbolStrippingPass()); PM.add(createBytecodeAsmPrinterPass(Out)); - + } + return false; } @@ -206,35 +205,40 @@ void SparcV9JITInfo::addPassesToJITCompile(FunctionPassManager &PM) { TD.getPointerAlignment(), TD.getDoubleAlignment())); // Replace malloc and free instructions with library calls. - // Do this after tracing until lli implements these lib calls. - // For now, it will emulate malloc and free internally. PM.add(createLowerAllocationsPass()); - + // FIXME: implement the switch instruction in the instruction selector. PM.add(createLowerSwitchPass()); - PM.add(createLowerSelectPass()); - // FIXME: implement the invoke/unwind instructions! PM.add(createLowerInvokePass()); - + // decompose multi-dimensional array references into single-dim refs PM.add(createDecomposeMultiDimRefsPass()); - - // Construct and initialize the MachineFunction object for this fn. - PM.add(createMachineCodeConstructionPass(TM)); - // Specialize LLVM code for this target machine and then - // run basic dataflow optimizations on LLVM code. + // Lower LLVM code to the form expected by the SPARCv9 instruction selector. PM.add(createPreSelectionPass(TM)); + PM.add(createLowerSelectPass()); + + // Run basic LLVM dataflow optimizations, to clean up after pre-selection. PM.add(createReassociatePass()); // FIXME: these passes crash the FunctionPassManager when being added... //PM.add(createLICMPass()); //PM.add(createGCSEPass()); + // Construct and initialize the MachineFunction object for this fn. + PM.add(createMachineCodeConstructionPass(TM)); + PM.add(createInstructionSelectionPass(TM)); + if (PrintMachineCode) + PM.add(createMachineFunctionPrinterPass(&std::cerr, "Before reg alloc:\n")); + PM.add(getRegisterAllocator(TM)); + + if (PrintMachineCode) + PM.add(createMachineFunctionPrinterPass(&std::cerr, "After reg alloc:\n")); + PM.add(createPrologEpilogInsertionPass()); if (!DisablePeephole) |