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fc1f6e835c
Take away the default iostream argument of createMachineFunctionPrinterPass(), at Chris's request. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11121 91177308-0d34-0410-b5e6-96231b3b80d8
81 lines
3.0 KiB
C++
81 lines
3.0 KiB
C++
//===-- Passes.h - Target independent code generation passes ----*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file was developed by the LLVM research group and is distributed under
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// the University of Illinois Open Source License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines interfaces to access the target independent code generation
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// passes provided by the LLVM backend.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CODEGEN_PASSES_H
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#define LLVM_CODEGEN_PASSES_H
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#include <iosfwd>
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#include <string>
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namespace llvm {
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class FunctionPass;
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class PassInfo;
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class TargetMachine;
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/// MachineFunctionPrinter pass - This pass prints out the machine function to
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/// standard error, as a debugging tool.
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FunctionPass *createMachineFunctionPrinterPass(std::ostream *OS,
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const std::string &Banner ="");
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/// PHIElimination pass - This pass eliminates machine instruction PHI nodes
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/// by inserting copy instructions. This destroys SSA information, but is the
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/// desired input for some register allocators. This pass is "required" by
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/// these register allocator like this: AU.addRequiredID(PHIEliminationID);
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///
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extern const PassInfo *PHIEliminationID;
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/// TwoAddressInstruction pass - This pass reduces two-address instructions to
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/// use two operands. This destroys SSA information but it is desired by
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/// register allocators.
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extern const PassInfo *TwoAddressInstructionPassID;
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/// Creates a register allocator as the user specified on the command line.
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///
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FunctionPass *createRegisterAllocator();
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/// SimpleRegisterAllocation Pass - This pass converts the input machine code
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/// from SSA form to use explicit registers by spilling every register. Wow,
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/// great policy huh?
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///
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FunctionPass *createSimpleRegisterAllocator();
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/// LocalRegisterAllocation Pass - This pass register allocates the input code
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/// a basic block at a time, yielding code better than the simple register
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/// allocator, but not as good as a global allocator.
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///
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FunctionPass *createLocalRegisterAllocator();
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/// LinearScanRegisterAllocation Pass - This pass implements the linear scan
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/// register allocation algorithm, a global register allocator.
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///
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FunctionPass *createLinearScanRegisterAllocator();
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/// PrologEpilogCodeInserter Pass - This pass inserts prolog and epilog code,
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/// and eliminates abstract frame references.
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///
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FunctionPass *createPrologEpilogCodeInserter();
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/// MachineCodeDeletion Pass - This pass deletes all of the machine code for
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/// the current function, which should happen after the function has been
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/// emitted to a .s file or to memory.
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FunctionPass *createMachineCodeDeleter();
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/// getRegisterAllocator - This creates an instance of the register allocator
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/// for the Sparc.
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FunctionPass *getRegisterAllocator(TargetMachine &T);
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} // End llvm namespace
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#endif
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