]>
Commit | Line | Data |
---|---|---|
1a4d82fc JJ |
1 | //===---- MipsModuleISelDAGToDAG.h - Change Subtarget --------===// |
2 | // | |
3 | // The LLVM Compiler Infrastructure | |
4 | // | |
5 | // This file is distributed under the University of Illinois Open Source | |
6 | // License. See LICENSE.TXT for details. | |
7 | // | |
8 | //===----------------------------------------------------------------------===// | |
9 | // | |
10 | // This file defines a pass used to change the subtarget for the | |
11 | // Mips Instruction selector. | |
12 | // | |
13 | //===----------------------------------------------------------------------===// | |
14 | ||
15 | #ifndef LLVM_LIB_TARGET_MIPS_MIPSMODULEISELDAGTODAG_H | |
16 | #define LLVM_LIB_TARGET_MIPS_MIPSMODULEISELDAGTODAG_H | |
17 | ||
18 | #include "Mips.h" | |
19 | #include "MipsSubtarget.h" | |
20 | #include "MipsTargetMachine.h" | |
21 | #include "llvm/CodeGen/SelectionDAGISel.h" | |
22 | ||
23 | ||
24 | //===----------------------------------------------------------------------===// | |
25 | // Instruction Selector Implementation | |
26 | //===----------------------------------------------------------------------===// | |
27 | ||
28 | //===----------------------------------------------------------------------===// | |
29 | // MipsModuleDAGToDAGISel - MIPS specific code to select MIPS machine | |
30 | // instructions for SelectionDAG operations. | |
31 | //===----------------------------------------------------------------------===// | |
32 | namespace llvm { | |
33 | ||
34 | class MipsModuleDAGToDAGISel : public MachineFunctionPass { | |
35 | public: | |
36 | ||
37 | static char ID; | |
38 | ||
39 | explicit MipsModuleDAGToDAGISel(MipsTargetMachine &TM_) | |
40 | : MachineFunctionPass(ID), TM(TM_) {} | |
41 | ||
42 | // Pass Name | |
43 | const char *getPassName() const override { | |
44 | return "MIPS DAG->DAG Pattern Instruction Selection"; | |
45 | } | |
46 | ||
47 | bool runOnMachineFunction(MachineFunction &MF) override; | |
48 | ||
49 | protected: | |
50 | MipsTargetMachine &TM; | |
51 | }; | |
52 | ||
53 | /// createMipsISelDag - This pass converts a legalized DAG into a | |
54 | /// MIPS-specific DAG, ready for instruction scheduling. | |
55 | FunctionPass *createMipsModuleISelDag(MipsTargetMachine &TM); | |
56 | } | |
57 | ||
58 | #endif |