Tanya Lattner | 4f839cc | 2003-08-28 17:12:14 +0000 | [diff] [blame^] | 1 | //===-- ModuloScheduling.cpp - Software Pipeling Approach - SMS --*- C++ -*--=// |
Guochun Shi | f1c154f | 2003-03-27 17:57:44 +0000 | [diff] [blame] | 2 | // |
Tanya Lattner | 4f839cc | 2003-08-28 17:12:14 +0000 | [diff] [blame^] | 3 | // The is a software pipelining pass based on the Swing Modulo Scheduling |
| 4 | // alogrithm (SMS). |
Guochun Shi | f1c154f | 2003-03-27 17:57:44 +0000 | [diff] [blame] | 5 | // |
| 6 | //===----------------------------------------------------------------------===// |
| 7 | |
Misha Brukman | 8baa01c | 2003-04-09 21:51:34 +0000 | [diff] [blame] | 8 | #include "ModuloSchedGraph.h" |
Guochun Shi | f1c154f | 2003-03-27 17:57:44 +0000 | [diff] [blame] | 9 | |
Tanya Lattner | 4f839cc | 2003-08-28 17:12:14 +0000 | [diff] [blame^] | 10 | #include "llvm/Pass.h" |
| 11 | #include "llvm/Function.h" |
Guochun Shi | f1c154f | 2003-03-27 17:57:44 +0000 | [diff] [blame] | 12 | |
| 13 | namespace { |
Tanya Lattner | 4f839cc | 2003-08-28 17:12:14 +0000 | [diff] [blame^] | 14 | |
| 15 | class ModuloScheduling : public FunctionPass { |
Guochun Shi | 8f1d4ab | 2003-06-08 23:16:07 +0000 | [diff] [blame] | 16 | |
Tanya Lattner | 4f839cc | 2003-08-28 17:12:14 +0000 | [diff] [blame^] | 17 | public: |
| 18 | virtual bool runOnFunction(Function &F); |
Guochun Shi | f1c154f | 2003-03-27 17:57:44 +0000 | [diff] [blame] | 19 | }; |
Guochun Shi | f1c154f | 2003-03-27 17:57:44 +0000 | [diff] [blame] | 20 | |
Tanya Lattner | 4f839cc | 2003-08-28 17:12:14 +0000 | [diff] [blame^] | 21 | RegisterOpt<ModuloScheduling> X("modulo-sched", "Modulo Scheduling/Software Pipelining"); |
Guochun Shi | f1c154f | 2003-03-27 17:57:44 +0000 | [diff] [blame] | 22 | } |
| 23 | |
Tanya Lattner | 4f839cc | 2003-08-28 17:12:14 +0000 | [diff] [blame^] | 24 | //Create Modulo Scheduling Pass |
| 25 | Pass *createModuloSchedPass() { |
| 26 | return new ModuloScheduling(); |
Guochun Shi | f1c154f | 2003-03-27 17:57:44 +0000 | [diff] [blame] | 27 | } |
Tanya Lattner | 4f839cc | 2003-08-28 17:12:14 +0000 | [diff] [blame^] | 28 | |
| 29 | //ModuloScheduling::runOnFunction - Main transformation entry point. |
| 30 | bool ModuloScheduling::runOnFunction(Function &F) { |
| 31 | bool Changed = false; |
| 32 | |
| 33 | return Changed; |
| 34 | } |
| 35 | |