PassManager.cpp revision 1970a89a49a76ef117c92e58a508e26ecc43ccdb
155fd43f90913676682487f89f27c756adb827f66Devang Patel//===- PassManager.cpp - LLVM Pass Infrastructure Implementation ----------===// 255fd43f90913676682487f89f27c756adb827f66Devang Patel// 355fd43f90913676682487f89f27c756adb827f66Devang Patel// The LLVM Compiler Infrastructure 455fd43f90913676682487f89f27c756adb827f66Devang Patel// 54ee451de366474b9c228b4e5fa573795a715216dChris Lattner// This file is distributed under the University of Illinois Open Source 64ee451de366474b9c228b4e5fa573795a715216dChris Lattner// License. See LICENSE.TXT for details. 755fd43f90913676682487f89f27c756adb827f66Devang Patel// 855fd43f90913676682487f89f27c756adb827f66Devang Patel//===----------------------------------------------------------------------===// 955fd43f90913676682487f89f27c756adb827f66Devang Patel// 1055fd43f90913676682487f89f27c756adb827f66Devang Patel// This file implements the LLVM Pass Manager infrastructure. 1155fd43f90913676682487f89f27c756adb827f66Devang Patel// 1255fd43f90913676682487f89f27c756adb827f66Devang Patel//===----------------------------------------------------------------------===// 1355fd43f90913676682487f89f27c756adb827f66Devang Patel 1455fd43f90913676682487f89f27c756adb827f66Devang Patel 15ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel#include "llvm/PassManagers.h" 1645dc02d6f97447785ee7ffe08c36a34bc8921b0bDevang Patel#include "llvm/Support/CommandLine.h" 17c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel#include "llvm/Support/Timer.h" 1855fd43f90913676682487f89f27c756adb827f66Devang Patel#include "llvm/Module.h" 193799f97d539f6c288d169063e1b335917fafcffbDevang Patel#include "llvm/ModuleProvider.h" 208f487662869d10c866b9ebdccb8f6a7509d3ab56Bill Wendling#include "llvm/Support/Streams.h" 218e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel#include "llvm/Support/ManagedStatic.h" 22d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner#include "llvm/Support/raw_ostream.h" 23f005a6466af1557da10f9857cf210f946bfa2b85Owen Anderson#include "llvm/System/Mutex.h" 24e3cd5ca7e79f4359e8a101c211fc9c117eb62347Owen Anderson#include "llvm/System/Threading.h" 255b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel#include "llvm/Analysis/Dominators.h" 26d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen#include "llvm-c/Core.h" 27ca5183d445954a9b2a570d6bbba1bc2b00ad6442Jeff Cohen#include <algorithm> 284520dd2b7b20af07d5a3e4d06d964a532044eb10Duncan Sands#include <cstdio> 29b899eed1bc0a64f96fa7aff8d7c6f999cf85bdfeDevang Patel#include <map> 302bb7d0647e5b3f79ad9b6e7efd0dd99f24a0ca69Dan Gohmanusing namespace llvm; 31c2ff962bf97761a54c94d2dadb555060403d49c6Devang Patel 32ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel// See PassManagers.h for Pass Manager infrastructure overview. 33e77242c3d5843a5a6484794254623c8552dc6a4fDevang Patel 3445dc02d6f97447785ee7ffe08c36a34bc8921b0bDevang Patelnamespace llvm { 3545dc02d6f97447785ee7ffe08c36a34bc8921b0bDevang Patel 3645dc02d6f97447785ee7ffe08c36a34bc8921b0bDevang Patel//===----------------------------------------------------------------------===// 3745dc02d6f97447785ee7ffe08c36a34bc8921b0bDevang Patel// Pass debugging information. Often it is useful to find out what pass is 3845dc02d6f97447785ee7ffe08c36a34bc8921b0bDevang Patel// running when a crash occurs in a utility. When this library is compiled with 3945dc02d6f97447785ee7ffe08c36a34bc8921b0bDevang Patel// debugging on, a command line option (--debug-pass) is enabled that causes the 4045dc02d6f97447785ee7ffe08c36a34bc8921b0bDevang Patel// pass name to be printed before it executes. 4145dc02d6f97447785ee7ffe08c36a34bc8921b0bDevang Patel// 4245dc02d6f97447785ee7ffe08c36a34bc8921b0bDevang Patel 43e8ff1ce7343c697ff90d940c8c5fa8fccc09220dDevang Patel// Different debug levels that can be enabled... 44e8ff1ce7343c697ff90d940c8c5fa8fccc09220dDevang Patelenum PassDebugLevel { 45e8ff1ce7343c697ff90d940c8c5fa8fccc09220dDevang Patel None, Arguments, Structure, Executions, Details 46e8ff1ce7343c697ff90d940c8c5fa8fccc09220dDevang Patel}; 47e8ff1ce7343c697ff90d940c8c5fa8fccc09220dDevang Patel 48d6752d1666fc040c368caba23372c116c1ed75c1Duncan Sands// Always verify dominfo if expensive checking is enabled. 49d6752d1666fc040c368caba23372c116c1ed75c1Duncan Sands#ifdef XDEBUG 50d6752d1666fc040c368caba23372c116c1ed75c1Duncan Sandsbool VerifyDomInfo = true; 51d6752d1666fc040c368caba23372c116c1ed75c1Duncan Sands#else 52f35cfe11efc7246189cec105725d696e787706f8Devang Patelbool VerifyDomInfo = false; 53d6752d1666fc040c368caba23372c116c1ed75c1Duncan Sands#endif 545b57e720c875277131ed0d4f3b72a582979d1afeDevang Patelstatic cl::opt<bool,true> 555b57e720c875277131ed0d4f3b72a582979d1afeDevang PatelVerifyDomInfoX("verify-dom-info", cl::location(VerifyDomInfo), 565b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel cl::desc("Verify dominator info (time consuming)")); 575b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel 5845dc02d6f97447785ee7ffe08c36a34bc8921b0bDevang Patelstatic cl::opt<enum PassDebugLevel> 5926426949f33e5a77fbd2fa330f7df5626e8b177dDevang PatelPassDebugging("debug-pass", cl::Hidden, 6045dc02d6f97447785ee7ffe08c36a34bc8921b0bDevang Patel cl::desc("Print PassManager debugging information"), 6145dc02d6f97447785ee7ffe08c36a34bc8921b0bDevang Patel cl::values( 62e8ff1ce7343c697ff90d940c8c5fa8fccc09220dDevang Patel clEnumVal(None , "disable debug output"), 63e8ff1ce7343c697ff90d940c8c5fa8fccc09220dDevang Patel clEnumVal(Arguments , "print pass arguments to pass to 'opt'"), 64e8ff1ce7343c697ff90d940c8c5fa8fccc09220dDevang Patel clEnumVal(Structure , "print pass structure before run()"), 65e8ff1ce7343c697ff90d940c8c5fa8fccc09220dDevang Patel clEnumVal(Executions, "print pass name before it is executed"), 66e8ff1ce7343c697ff90d940c8c5fa8fccc09220dDevang Patel clEnumVal(Details , "print pass details when it is executed"), 6745dc02d6f97447785ee7ffe08c36a34bc8921b0bDevang Patel clEnumValEnd)); 6845dc02d6f97447785ee7ffe08c36a34bc8921b0bDevang Patel} // End of llvm namespace 6945dc02d6f97447785ee7ffe08c36a34bc8921b0bDevang Patel 70d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattnervoid PassManagerPrettyStackEntry::print(raw_ostream &OS) const { 71d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner if (V == 0 && M == 0) 72d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner OS << "Releasing pass '"; 73d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner else 74d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner OS << "Running pass '"; 75d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner 76d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner OS << P->getPassName() << "'"; 77d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner 78d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner if (M) { 79d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner OS << " on module '" << M->getModuleIdentifier() << "'.\n"; 80d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner return; 81d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner } 82d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner if (V == 0) { 83d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner OS << '\n'; 84d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner return; 85d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner } 86d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner 87ac57b128c4846bdbd82a43b0f5f04a879aa94b08Dan Gohman OS << " on "; 88d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner if (isa<Function>(V)) 89ac57b128c4846bdbd82a43b0f5f04a879aa94b08Dan Gohman OS << "function"; 90d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner else if (isa<BasicBlock>(V)) 91ac57b128c4846bdbd82a43b0f5f04a879aa94b08Dan Gohman OS << "basic block"; 92d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner else 93ac57b128c4846bdbd82a43b0f5f04a879aa94b08Dan Gohman OS << "value"; 94ac57b128c4846bdbd82a43b0f5f04a879aa94b08Dan Gohman 95ac57b128c4846bdbd82a43b0f5f04a879aa94b08Dan Gohman OS << " '"; 96ac57b128c4846bdbd82a43b0f5f04a879aa94b08Dan Gohman WriteAsOperand(OS, V, /*PrintTy=*/false, M); 97ac57b128c4846bdbd82a43b0f5f04a879aa94b08Dan Gohman OS << "'\n"; 98d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner} 99d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner 100d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner 101c2ff962bf97761a54c94d2dadb555060403d49c6Devang Patelnamespace { 1021b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 1033f5d2b58b84cb12a9520dd33921ca556d539eb4dDevang Patel//===----------------------------------------------------------------------===// 1045f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// BBPassManager 1057e601a70fcaf0a3090368425bbb339aab038d3e3Devang Patel// 1065f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel/// BBPassManager manages BasicBlockPass. It batches all the 107c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel/// pass together and sequence them to process one basic block before 108c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel/// processing next basic block. 1095f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patelclass VISIBILITY_HIDDEN BBPassManager : public PMDataManager, 1105f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel public FunctionPass { 111c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel 112c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patelpublic: 1131997473cf72957d0e70322e2fe6fe2ab141c58a6Devang Patel static char ID; 114cdf2b3b2f88d6f961b664e3f67a8ee37b46b0d27Dan Gohman explicit BBPassManager(int Depth) 115ae73dc1448d25b02cabc7c64c86c64371453dda8Dan Gohman : PMDataManager(Depth), FunctionPass(&ID) {} 116c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel 117c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel /// Execute all of the passes scheduled for execution. Keep track of 118c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel /// whether any of the passes modifies the function, and if so, return true. 119c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel bool runOnFunction(Function &F); 120c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel 12166d72e140bf7bdfe03383bfb4d3fe53a420d147bDevang Patel /// Pass Manager itself does not invalidate any analysis info. 12266d72e140bf7bdfe03383bfb4d3fe53a420d147bDevang Patel void getAnalysisUsage(AnalysisUsage &Info) const { 12366d72e140bf7bdfe03383bfb4d3fe53a420d147bDevang Patel Info.setPreservesAll(); 12466d72e140bf7bdfe03383bfb4d3fe53a420d147bDevang Patel } 12566d72e140bf7bdfe03383bfb4d3fe53a420d147bDevang Patel 126964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel bool doInitialization(Module &M); 127964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel bool doInitialization(Function &F); 128964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel bool doFinalization(Module &M); 129964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel bool doFinalization(Function &F); 130964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 131e27ae7e44ea024ad4b73939820563373cca28228Devang Patel virtual const char *getPassName() const { 1329769cee9f74947429f2b05ed7d41d206690e350dDan Gohman return "BasicBlock Pass Manager"; 133e27ae7e44ea024ad4b73939820563373cca28228Devang Patel } 134e27ae7e44ea024ad4b73939820563373cca28228Devang Patel 135ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel // Print passes managed by this manager 136ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel void dumpPassStructure(unsigned Offset) { 137c2ff962bf97761a54c94d2dadb555060403d49c6Devang Patel llvm::cerr << std::string(Offset*2, ' ') << "BasicBlockPass Manager\n"; 1381554c8545651350569f08dc7370189da1a7e5814Devang Patel for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) { 1391554c8545651350569f08dc7370189da1a7e5814Devang Patel BasicBlockPass *BP = getContainedPass(Index); 1401554c8545651350569f08dc7370189da1a7e5814Devang Patel BP->dumpPassStructure(Offset + 1); 1411554c8545651350569f08dc7370189da1a7e5814Devang Patel dumpLastUses(BP, Offset+1); 142ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel } 143ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel } 1441554c8545651350569f08dc7370189da1a7e5814Devang Patel 1451554c8545651350569f08dc7370189da1a7e5814Devang Patel BasicBlockPass *getContainedPass(unsigned N) { 146f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(N < PassVector.size() && "Pass number out of range!"); 1471554c8545651350569f08dc7370189da1a7e5814Devang Patel BasicBlockPass *BP = static_cast<BasicBlockPass *>(PassVector[N]); 1481554c8545651350569f08dc7370189da1a7e5814Devang Patel return BP; 1491554c8545651350569f08dc7370189da1a7e5814Devang Patel } 15025919cb7802f2682b159a040ba07c5bd12b54efaDevang Patel 15184da80d10b472332d079c58d21aa48b82e636274Devang Patel virtual PassManagerType getPassManagerType() const { 15225919cb7802f2682b159a040ba07c5bd12b54efaDevang Patel return PMT_BasicBlockPassManager; 15325919cb7802f2682b159a040ba07c5bd12b54efaDevang Patel } 154c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel}; 155c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel 1561997473cf72957d0e70322e2fe6fe2ab141c58a6Devang Patelchar BBPassManager::ID = 0; 157ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel} 1581554c8545651350569f08dc7370189da1a7e5814Devang Patel 159ab7752c1496c2913793305ba4b989a551c5617e1Devang Patelnamespace llvm { 1605f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 1615f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel//===----------------------------------------------------------------------===// 1625f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// FunctionPassManagerImpl 1635f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// 1645f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel/// FunctionPassManagerImpl manages FPPassManagers 1655f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patelclass FunctionPassManagerImpl : public Pass, 16636bcb82c3f7acd7cc3a79f51102c5995db2fb723Devang Patel public PMDataManager, 16736bcb82c3f7acd7cc3a79f51102c5995db2fb723Devang Patel public PMTopLevelManager { 1681970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwinprivate: 1691970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin bool wasRun; 1705f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patelpublic: 1711997473cf72957d0e70322e2fe6fe2ab141c58a6Devang Patel static char ID; 172cdf2b3b2f88d6f961b664e3f67a8ee37b46b0d27Dan Gohman explicit FunctionPassManagerImpl(int Depth) : 173ae73dc1448d25b02cabc7c64c86c64371453dda8Dan Gohman Pass(&ID), PMDataManager(Depth), 1741970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin PMTopLevelManager(TLM_Function), wasRun(false) { } 1755f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 1765f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel /// add - Add a pass to the queue of passes to run. This passes ownership of 1775f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel /// the Pass to the PassManager. When the PassManager is destroyed, the pass 1785f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel /// will be destroyed as well, so there is no need to delete the pass. This 1795f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel /// implies that all passes MUST be allocated with 'new'. 1805f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel void add(Pass *P) { 1815f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel schedulePass(P); 1825f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel } 1835f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 1841970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin // Prepare for running an on the fly pass, freeing memory if needed 1851970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin // from a previous run. 1861970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin void releaseMemoryOnTheFly(); 1871970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin 1885f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel /// run - Execute all of the passes scheduled for execution. Keep track of 1895f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel /// whether any of the passes modifies the module, and if so, return true. 1905f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel bool run(Function &F); 1915f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 1925f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel /// doInitialization - Run all of the initializers for the function passes. 1935f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel /// 1945f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel bool doInitialization(Module &M); 1955f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 196209ee187c92db27e7b38bef26a14f3b257bc2744Dan Gohman /// doFinalization - Run all of the finalizers for the function passes. 1975f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel /// 1985f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel bool doFinalization(Module &M); 1995f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 2005f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel /// Pass Manager itself does not invalidate any analysis info. 2015f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel void getAnalysisUsage(AnalysisUsage &Info) const { 2025f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel Info.setPreservesAll(); 2035f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel } 2045f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 2055f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel inline void addTopLevelPass(Pass *P) { 2065f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 2075f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel if (ImmutablePass *IP = dynamic_cast<ImmutablePass *> (P)) { 2085f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 2095f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel // P is a immutable pass and it will be managed by this 2105f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel // top level manager. Set up analysis resolver to connect them. 211cde53d3c1e9d6a2add5de847b44818fbb1d69c20Devang Patel AnalysisResolver *AR = new AnalysisResolver(*this); 2125f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel P->setResolver(AR); 2135f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel initializeAnalysisImpl(P); 2145f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel addImmutablePass(IP); 2155f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel recordAvailableAnalysis(IP); 216a0dd987916b6e8dd445c35bdd456c55e7cd6fa3bDevang Patel } else { 217a0dd987916b6e8dd445c35bdd456c55e7cd6fa3bDevang Patel P->assignPassManager(activeStack); 2185f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel } 219a0dd987916b6e8dd445c35bdd456c55e7cd6fa3bDevang Patel 2205f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel } 2215f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 2225f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel FPPassManager *getContainedManager(unsigned N) { 223f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(N < PassManagers.size() && "Pass number out of range!"); 2245f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel FPPassManager *FP = static_cast<FPPassManager *>(PassManagers[N]); 2255f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel return FP; 2265f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel } 227c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel}; 228c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel 2291997473cf72957d0e70322e2fe6fe2ab141c58a6Devang Patelchar FunctionPassManagerImpl::ID = 0; 2307e601a70fcaf0a3090368425bbb339aab038d3e3Devang Patel//===----------------------------------------------------------------------===// 2315f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// MPPassManager 2327e601a70fcaf0a3090368425bbb339aab038d3e3Devang Patel// 2335f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel/// MPPassManager manages ModulePasses and function pass managers. 234b4b28231f792a232a7d143eed7790424846dcecaDan Gohman/// It batches all Module passes and function pass managers together and 235b4b28231f792a232a7d143eed7790424846dcecaDan Gohman/// sequences them to process one module. 2365f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patelclass MPPassManager : public Pass, public PMDataManager { 237c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patelpublic: 2381997473cf72957d0e70322e2fe6fe2ab141c58a6Devang Patel static char ID; 239cdf2b3b2f88d6f961b664e3f67a8ee37b46b0d27Dan Gohman explicit MPPassManager(int Depth) : 240ae73dc1448d25b02cabc7c64c86c64371453dda8Dan Gohman Pass(&ID), PMDataManager(Depth) { } 241693941bb6ed0389f998fe516eba6af738e951f79Devang Patel 242693941bb6ed0389f998fe516eba6af738e951f79Devang Patel // Delete on the fly managers. 243693941bb6ed0389f998fe516eba6af738e951f79Devang Patel virtual ~MPPassManager() { 244dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel for (std::map<Pass *, FunctionPassManagerImpl *>::iterator 245693941bb6ed0389f998fe516eba6af738e951f79Devang Patel I = OnTheFlyManagers.begin(), E = OnTheFlyManagers.end(); 246693941bb6ed0389f998fe516eba6af738e951f79Devang Patel I != E; ++I) { 247dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel FunctionPassManagerImpl *FPP = I->second; 248693941bb6ed0389f998fe516eba6af738e951f79Devang Patel delete FPP; 249693941bb6ed0389f998fe516eba6af738e951f79Devang Patel } 250693941bb6ed0389f998fe516eba6af738e951f79Devang Patel } 251693941bb6ed0389f998fe516eba6af738e951f79Devang Patel 252c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel /// run - Execute all of the passes scheduled for execution. Keep track of 253c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel /// whether any of the passes modifies the module, and if so, return true. 254c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel bool runOnModule(Module &M); 255be6d515f481756ff549f355e32be1ac398e141d5Devang Patel 25666d72e140bf7bdfe03383bfb4d3fe53a420d147bDevang Patel /// Pass Manager itself does not invalidate any analysis info. 25766d72e140bf7bdfe03383bfb4d3fe53a420d147bDevang Patel void getAnalysisUsage(AnalysisUsage &Info) const { 25866d72e140bf7bdfe03383bfb4d3fe53a420d147bDevang Patel Info.setPreservesAll(); 25966d72e140bf7bdfe03383bfb4d3fe53a420d147bDevang Patel } 26066d72e140bf7bdfe03383bfb4d3fe53a420d147bDevang Patel 261569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel /// Add RequiredPass into list of lower level passes required by pass P. 262569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel /// RequiredPass is run on the fly by Pass Manager when P requests it 263569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel /// through getAnalysis interface. 264569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel virtual void addLowerLevelRequiredPass(Pass *P, Pass *RequiredPass); 265569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel 2660ed8df38c26a910bd7adbe105172b434898646f3Devang Patel /// Return function pass corresponding to PassInfo PI, that is 2670ed8df38c26a910bd7adbe105172b434898646f3Devang Patel /// required by module pass MP. Instantiate analysis pass, by using 2680ed8df38c26a910bd7adbe105172b434898646f3Devang Patel /// its runOnFunction() for function F. 2690ed8df38c26a910bd7adbe105172b434898646f3Devang Patel virtual Pass* getOnTheFlyPass(Pass *MP, const PassInfo *PI, Function &F); 2700ed8df38c26a910bd7adbe105172b434898646f3Devang Patel 271e27ae7e44ea024ad4b73939820563373cca28228Devang Patel virtual const char *getPassName() const { 272e27ae7e44ea024ad4b73939820563373cca28228Devang Patel return "Module Pass Manager"; 273e27ae7e44ea024ad4b73939820563373cca28228Devang Patel } 274e27ae7e44ea024ad4b73939820563373cca28228Devang Patel 275ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel // Print passes managed by this manager 276ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel void dumpPassStructure(unsigned Offset) { 277ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel llvm::cerr << std::string(Offset*2, ' ') << "ModulePass Manager\n"; 2781554c8545651350569f08dc7370189da1a7e5814Devang Patel for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) { 2791554c8545651350569f08dc7370189da1a7e5814Devang Patel ModulePass *MP = getContainedPass(Index); 2801554c8545651350569f08dc7370189da1a7e5814Devang Patel MP->dumpPassStructure(Offset + 1); 281dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel if (FunctionPassManagerImpl *FPP = OnTheFlyManagers[MP]) 282693941bb6ed0389f998fe516eba6af738e951f79Devang Patel FPP->dumpPassStructure(Offset + 2); 2831554c8545651350569f08dc7370189da1a7e5814Devang Patel dumpLastUses(MP, Offset+1); 284ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel } 285ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel } 286ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel 2871554c8545651350569f08dc7370189da1a7e5814Devang Patel ModulePass *getContainedPass(unsigned N) { 288f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(N < PassVector.size() && "Pass number out of range!"); 289f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner return static_cast<ModulePass *>(PassVector[N]); 2901554c8545651350569f08dc7370189da1a7e5814Devang Patel } 2911554c8545651350569f08dc7370189da1a7e5814Devang Patel 29284da80d10b472332d079c58d21aa48b82e636274Devang Patel virtual PassManagerType getPassManagerType() const { 29384da80d10b472332d079c58d21aa48b82e636274Devang Patel return PMT_ModulePassManager; 29484da80d10b472332d079c58d21aa48b82e636274Devang Patel } 2950ed8df38c26a910bd7adbe105172b434898646f3Devang Patel 2960ed8df38c26a910bd7adbe105172b434898646f3Devang Patel private: 2970ed8df38c26a910bd7adbe105172b434898646f3Devang Patel /// Collection of on the fly FPPassManagers. These managers manage 2980ed8df38c26a910bd7adbe105172b434898646f3Devang Patel /// function passes that are required by module passes. 299dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel std::map<Pass *, FunctionPassManagerImpl *> OnTheFlyManagers; 300c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel}; 301c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel 3021997473cf72957d0e70322e2fe6fe2ab141c58a6Devang Patelchar MPPassManager::ID = 0; 3037e601a70fcaf0a3090368425bbb339aab038d3e3Devang Patel//===----------------------------------------------------------------------===// 3045f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// PassManagerImpl 3057e601a70fcaf0a3090368425bbb339aab038d3e3Devang Patel// 306794fd75c67a2cdc128d67342c6d88a504d186896Devang Patel 3075f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel/// PassManagerImpl manages MPPassManagers 3085f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patelclass PassManagerImpl : public Pass, 30936bcb82c3f7acd7cc3a79f51102c5995db2fb723Devang Patel public PMDataManager, 31036bcb82c3f7acd7cc3a79f51102c5995db2fb723Devang Patel public PMTopLevelManager { 3115a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel 3125a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patelpublic: 3131997473cf72957d0e70322e2fe6fe2ab141c58a6Devang Patel static char ID; 314cdf2b3b2f88d6f961b664e3f67a8ee37b46b0d27Dan Gohman explicit PassManagerImpl(int Depth) : 315ae73dc1448d25b02cabc7c64c86c64371453dda8Dan Gohman Pass(&ID), PMDataManager(Depth), PMTopLevelManager(TLM_Pass) { } 316f72d29c540bf32b9c0e8914484cbbdeac70ee12aDevang Patel 3175a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel /// add - Add a pass to the queue of passes to run. This passes ownership of 3185a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel /// the Pass to the PassManager. When the PassManager is destroyed, the pass 3195a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel /// will be destroyed as well, so there is no need to delete the pass. This 3205a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel /// implies that all passes MUST be allocated with 'new'. 321877bfbb9ef75e7fe333d93abecaf0579780ccf54Devang Patel void add(Pass *P) { 322e61b7478e53cea3183d4aee3799a4f0977b850a0Devang Patel schedulePass(P); 323877bfbb9ef75e7fe333d93abecaf0579780ccf54Devang Patel } 3245a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel 3255a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel /// run - Execute all of the passes scheduled for execution. Keep track of 3265a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel /// whether any of the passes modifies the module, and if so, return true. 3275a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel bool run(Module &M); 3285a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel 32966d72e140bf7bdfe03383bfb4d3fe53a420d147bDevang Patel /// Pass Manager itself does not invalidate any analysis info. 33066d72e140bf7bdfe03383bfb4d3fe53a420d147bDevang Patel void getAnalysisUsage(AnalysisUsage &Info) const { 33166d72e140bf7bdfe03383bfb4d3fe53a420d147bDevang Patel Info.setPreservesAll(); 33266d72e140bf7bdfe03383bfb4d3fe53a420d147bDevang Patel } 33366d72e140bf7bdfe03383bfb4d3fe53a420d147bDevang Patel 334eb0d613ef6755f93610e08534a203c41ec14b56aDevang Patel inline void addTopLevelPass(Pass *P) { 335c9a6293af7b433146d8f7ecf8fa494b530af9376Devang Patel if (ImmutablePass *IP = dynamic_cast<ImmutablePass *> (P)) { 336145e83dc12a3f962b999f348474ebb07a36a7b81Devang Patel 337145e83dc12a3f962b999f348474ebb07a36a7b81Devang Patel // P is a immutable pass and it will be managed by this 338145e83dc12a3f962b999f348474ebb07a36a7b81Devang Patel // top level manager. Set up analysis resolver to connect them. 339cde53d3c1e9d6a2add5de847b44818fbb1d69c20Devang Patel AnalysisResolver *AR = new AnalysisResolver(*this); 340145e83dc12a3f962b999f348474ebb07a36a7b81Devang Patel P->setResolver(AR); 341689c683bccbb28b4d18a3dbe1b1c28ee6b90b17aDevang Patel initializeAnalysisImpl(P); 342c9a6293af7b433146d8f7ecf8fa494b530af9376Devang Patel addImmutablePass(IP); 343689c683bccbb28b4d18a3dbe1b1c28ee6b90b17aDevang Patel recordAvailableAnalysis(IP); 344a0dd987916b6e8dd445c35bdd456c55e7cd6fa3bDevang Patel } else { 345a0dd987916b6e8dd445c35bdd456c55e7cd6fa3bDevang Patel P->assignPassManager(activeStack); 346145e83dc12a3f962b999f348474ebb07a36a7b81Devang Patel } 347eb0d613ef6755f93610e08534a203c41ec14b56aDevang Patel } 348eb0d613ef6755f93610e08534a203c41ec14b56aDevang Patel 3495f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel MPPassManager *getContainedManager(unsigned N) { 350f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(N < PassManagers.size() && "Pass number out of range!"); 3515f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel MPPassManager *MP = static_cast<MPPassManager *>(PassManagers[N]); 3525f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel return MP; 3535f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel } 3545a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel}; 3555a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel 3561997473cf72957d0e70322e2fe6fe2ab141c58a6Devang Patelchar PassManagerImpl::ID = 0; 357c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel} // End of llvm namespace 3588e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel 359c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patelnamespace { 360b05ef6a8eb4e06a4c3addb74d7d30eb2150049eaDevang Patel 361c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel//===----------------------------------------------------------------------===// 362d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner/// TimingInfo Class - This class is used to calculate information about the 363d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner/// amount of time each pass takes to execute. This only happens when 364d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner/// -time-passes is enabled on the command line. 365d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner/// 366f005a6466af1557da10f9857cf210f946bfa2b85Owen Anderson 3673c8031df6d555ab6dc6b629273fd8244b801e4d6Owen Andersonstatic ManagedStatic<sys::SmartMutex<true> > TimingInfoMutex; 368f005a6466af1557da10f9857cf210f946bfa2b85Owen Anderson 369c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patelclass VISIBILITY_HIDDEN TimingInfo { 370c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel std::map<Pass*, Timer> TimingData; 371c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel TimerGroup TG; 372c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel 373c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patelpublic: 374c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel // Use 'create' member to get this. 375c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel TimingInfo() : TG("... Pass execution timing report ...") {} 376c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel 377c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel // TimingDtor - Print out information about timing information 378c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel ~TimingInfo() { 379c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel // Delete all of the timers... 380c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel TimingData.clear(); 381c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel // TimerGroup is deleted next, printing the report. 382c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel } 383c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel 384c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel // createTheTimeInfo - This method either initializes the TheTimeInfo pointer 385c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel // to a non null value (if the -time-passes option is enabled) or it leaves it 386c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel // null. It may be called multiple times. 387c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel static void createTheTimeInfo(); 388c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel 389c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel void passStarted(Pass *P) { 390c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel if (dynamic_cast<PMDataManager *>(P)) 391c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel return; 392c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel 3933c8031df6d555ab6dc6b629273fd8244b801e4d6Owen Anderson sys::SmartScopedLock<true> Lock(&*TimingInfoMutex); 394c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel std::map<Pass*, Timer>::iterator I = TimingData.find(P); 395c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel if (I == TimingData.end()) 396c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel I=TimingData.insert(std::make_pair(P, Timer(P->getPassName(), TG))).first; 397c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel I->second.startTimer(); 398c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel } 3993c8031df6d555ab6dc6b629273fd8244b801e4d6Owen Anderson 400c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel void passEnded(Pass *P) { 401c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel if (dynamic_cast<PMDataManager *>(P)) 402c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel return; 403c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel 4043c8031df6d555ab6dc6b629273fd8244b801e4d6Owen Anderson sys::SmartScopedLock<true> Lock(&*TimingInfoMutex); 405c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel std::map<Pass*, Timer>::iterator I = TimingData.find(P); 406f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(I != TimingData.end() && "passStarted/passEnded not nested right!"); 407c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel I->second.stopTimer(); 408c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel } 409c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel}; 410c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel 411c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel} // End of anon namespace 412c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel 413844731a7f1909f55935e3514c9e713a62d67662eDan Gohmanstatic TimingInfo *TheTimeInfo; 414844731a7f1909f55935e3514c9e713a62d67662eDan Gohman 41506e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel//===----------------------------------------------------------------------===// 4161b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel// PMTopLevelManager implementation 4171b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 4188f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel/// Initialize top level manager. Create first pass manager. 419d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris LattnerPMTopLevelManager::PMTopLevelManager(enum TopLevelManagerType t) { 4208f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel if (t == TLM_Pass) { 4218f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel MPPassManager *MPP = new MPPassManager(1); 4228f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel MPP->setTopLevelManager(this); 4238f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel addPassManager(MPP); 4248f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel activeStack.push(MPP); 425d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner } else if (t == TLM_Function) { 4268f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel FPPassManager *FPP = new FPPassManager(1); 4278f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel FPP->setTopLevelManager(this); 4288f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel addPassManager(FPP); 4298f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel activeStack.push(FPP); 4308f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel } 4318f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel} 4328f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel 4331b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel/// Set pass P as the last user of the given analysis passes. 434edbef3806777af3dfaba340801e609492e47f732Devang Patelvoid PMTopLevelManager::setLastUser(SmallVector<Pass *, 12> &AnalysisPasses, 4351b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel Pass *P) { 436edbef3806777af3dfaba340801e609492e47f732Devang Patel for (SmallVector<Pass *, 12>::iterator I = AnalysisPasses.begin(), 4371b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel E = AnalysisPasses.end(); I != E; ++I) { 4381b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel Pass *AP = *I; 4391b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel LastUser[AP] = P; 440d46825c6a1fa903ad8d9ec2d1890535e3afdd8d4Devang Patel 441d46825c6a1fa903ad8d9ec2d1890535e3afdd8d4Devang Patel if (P == AP) 442d46825c6a1fa903ad8d9ec2d1890535e3afdd8d4Devang Patel continue; 443d46825c6a1fa903ad8d9ec2d1890535e3afdd8d4Devang Patel 4441b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel // If AP is the last user of other passes then make P last user of 4451b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel // such passes. 446721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel for (DenseMap<Pass *, Pass *>::iterator LUI = LastUser.begin(), 4471b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel LUE = LastUser.end(); LUI != LUE; ++LUI) { 4481b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel if (LUI->second == AP) 449721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel // DenseMap iterator is not invalidated here because 450721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel // this is just updating exisitng entry. 4511b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel LastUser[LUI->first] = P; 4521b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel } 4531b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel } 4541b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel} 4551b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 4561b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel/// Collect passes whose last user is P 457edbef3806777af3dfaba340801e609492e47f732Devang Patelvoid PMTopLevelManager::collectLastUses(SmallVector<Pass *, 12> &LastUses, 458721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel Pass *P) { 459721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel DenseMap<Pass *, SmallPtrSet<Pass *, 8> >::iterator DMI = 460721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel InversedLastUser.find(P); 461721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel if (DMI == InversedLastUser.end()) 462721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel return; 463721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel 464721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel SmallPtrSet<Pass *, 8> &LU = DMI->second; 465721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel for (SmallPtrSet<Pass *, 8>::iterator I = LU.begin(), 466721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel E = LU.end(); I != E; ++I) { 467721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel LastUses.push_back(*I); 468721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel } 469721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel 4701b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel} 4711b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 4723b8a90686adb3d0adaa4389e7b7900570a235e03Devang PatelAnalysisUsage *PMTopLevelManager::findAnalysisUsage(Pass *P) { 4733b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel AnalysisUsage *AnUsage = NULL; 4743b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel DenseMap<Pass *, AnalysisUsage *>::iterator DMI = AnUsageMap.find(P); 4753b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel if (DMI != AnUsageMap.end()) 4763b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel AnUsage = DMI->second; 4773b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel else { 4783b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel AnUsage = new AnalysisUsage(); 4793b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel P->getAnalysisUsage(*AnUsage); 4803b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel AnUsageMap[P] = AnUsage; 4813b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel } 4823b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel return AnUsage; 4833b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel} 4843b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel 4851b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel/// Schedule pass P for execution. Make sure that passes required by 4861b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel/// P are run before P is run. Update analysis info maintained by 4871b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel/// the manager. Remove dead passes. This is a recursive function. 4881b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patelvoid PMTopLevelManager::schedulePass(Pass *P) { 4891b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 4909d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // TODO : Allocate function manager for this pass, other wise required set 4919d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // may be inserted into previous function manager 4921b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 49322a1cf9d3a5c829d260bcf44ffe6b34ecf16076cDevang Patel // Give pass a chance to prepare the stage. 49422a1cf9d3a5c829d260bcf44ffe6b34ecf16076cDevang Patel P->preparePassManager(activeStack); 49522a1cf9d3a5c829d260bcf44ffe6b34ecf16076cDevang Patel 4961cee94f04111cfd7114979d6dfddce2669c9380dDevang Patel // If P is an analysis pass and it is available then do not 4971cee94f04111cfd7114979d6dfddce2669c9380dDevang Patel // generate the analysis again. Stale analysis info should not be 4981cee94f04111cfd7114979d6dfddce2669c9380dDevang Patel // available at this point. 499c758209153ca0f6da6737f25ada269c573fba456Devang Patel if (P->getPassInfo() && 500641397f2ef0a155159e1085bf594c1535485e3a3Nuno Lopes P->getPassInfo()->isAnalysis() && findAnalysisPass(P->getPassInfo())) { 501641397f2ef0a155159e1085bf594c1535485e3a3Nuno Lopes delete P; 502c7fe32e840758baa9ce4f93c321b508a69b98262Devang Patel return; 503641397f2ef0a155159e1085bf594c1535485e3a3Nuno Lopes } 5041cee94f04111cfd7114979d6dfddce2669c9380dDevang Patel 5053b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel AnalysisUsage *AnUsage = findAnalysisUsage(P); 5063b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel 507488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel bool checkAnalysis = true; 508488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel while (checkAnalysis) { 509488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel checkAnalysis = false; 510488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel 511488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel const AnalysisUsage::VectorType &RequiredSet = AnUsage->getRequiredSet(); 512488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel for (AnalysisUsage::VectorType::const_iterator I = RequiredSet.begin(), 513488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel E = RequiredSet.end(); I != E; ++I) { 514488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel 515488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel Pass *AnalysisPass = findAnalysisPass(*I); 516488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel if (!AnalysisPass) { 517488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel AnalysisPass = (*I)->createPass(); 518488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel if (P->getPotentialPassManagerType () == 519488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel AnalysisPass->getPotentialPassManagerType()) 520488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel // Schedule analysis pass that is managed by the same pass manager. 521488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel schedulePass(AnalysisPass); 522488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel else if (P->getPotentialPassManagerType () > 523488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel AnalysisPass->getPotentialPassManagerType()) { 524488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel // Schedule analysis pass that is managed by a new manager. 525488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel schedulePass(AnalysisPass); 526488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel // Recheck analysis passes to ensure that required analysises that 527488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel // are already checked are still available. 528488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel checkAnalysis = true; 529488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel } 530488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel else 531488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel // Do not schedule this analysis. Lower level analsyis 532488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel // passes are run on the fly. 533488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel delete AnalysisPass; 534488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel } 5351b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel } 5361b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel } 5371b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 5381b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel // Now all required passes are available. 5391b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel addTopLevelPass(P); 5401b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel} 5411b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 5421b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel/// Find the pass that implements Analysis AID. Search immutable 5431b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel/// passes and all pass managers. If desired pass is not found 5441b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel/// then return NULL. 5451b8d015066dca364a1b11b6dbe5b80248b111cd5Devang PatelPass *PMTopLevelManager::findAnalysisPass(AnalysisID AID) { 5461b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 5471b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel Pass *P = NULL; 548d0fa16c33615bb6f21685c4e4e3d948ac6780160Devang Patel // Check pass managers 54978766ff67cb9222a2dd5e2cda2e1488b5288a79dDevang Patel for (SmallVector<PMDataManager *, 8>::iterator I = PassManagers.begin(), 550d0fa16c33615bb6f21685c4e4e3d948ac6780160Devang Patel E = PassManagers.end(); P == NULL && I != E; ++I) { 5510961ec1afe336a0a4f523455c25f5d5edc8d3ee1Dan Gohman PMDataManager *PMD = *I; 552d0fa16c33615bb6f21685c4e4e3d948ac6780160Devang Patel P = PMD->findAnalysisPass(AID, false); 553d0fa16c33615bb6f21685c4e4e3d948ac6780160Devang Patel } 554d0fa16c33615bb6f21685c4e4e3d948ac6780160Devang Patel 555d0fa16c33615bb6f21685c4e4e3d948ac6780160Devang Patel // Check other pass managers 556f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner for (SmallVector<PMDataManager *, 8>::iterator 557f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner I = IndirectPassManagers.begin(), 558d0fa16c33615bb6f21685c4e4e3d948ac6780160Devang Patel E = IndirectPassManagers.end(); P == NULL && I != E; ++I) 559d0fa16c33615bb6f21685c4e4e3d948ac6780160Devang Patel P = (*I)->findAnalysisPass(AID, false); 560d0fa16c33615bb6f21685c4e4e3d948ac6780160Devang Patel 56178766ff67cb9222a2dd5e2cda2e1488b5288a79dDevang Patel for (SmallVector<ImmutablePass *, 8>::iterator I = ImmutablePasses.begin(), 5621b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel E = ImmutablePasses.end(); P == NULL && I != E; ++I) { 5631b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel const PassInfo *PI = (*I)->getPassInfo(); 5641b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel if (PI == AID) 5651b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel P = *I; 5661b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 5671b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel // If Pass not found then check the interfaces implemented by Immutable Pass 5681b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel if (!P) { 56997cf759b822818414f9604c74d3bcfe75a91520bDan Gohman const std::vector<const PassInfo*> &ImmPI = 57097cf759b822818414f9604c74d3bcfe75a91520bDan Gohman PI->getInterfacesImplemented(); 5711a8038636c2998e37f2130b0ab89a3686d9c1f48Devang Patel if (std::find(ImmPI.begin(), ImmPI.end(), AID) != ImmPI.end()) 5721a8038636c2998e37f2130b0ab89a3686d9c1f48Devang Patel P = *I; 5731b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel } 5741b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel } 5751b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 5761b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel return P; 5771b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel} 5781b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 579ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel// Print passes managed by this top level manager. 580a52035a062edf9bfbf95c92c615219b647042c17Devang Patelvoid PMTopLevelManager::dumpPasses() const { 581ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel 58226426949f33e5a77fbd2fa330f7df5626e8b177dDevang Patel if (PassDebugging < Structure) 5835f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel return; 5845f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 585ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel // Print out the immutable passes 586ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel for (unsigned i = 0, e = ImmutablePasses.size(); i != e; ++i) { 587ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel ImmutablePasses[i]->dumpPassStructure(0); 588ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel } 589ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel 5900961ec1afe336a0a4f523455c25f5d5edc8d3ee1Dan Gohman // Every class that derives from PMDataManager also derives from Pass 5910961ec1afe336a0a4f523455c25f5d5edc8d3ee1Dan Gohman // (sometimes indirectly), but there's no inheritance relationship 5920961ec1afe336a0a4f523455c25f5d5edc8d3ee1Dan Gohman // between PMDataManager and Pass, so we have to dynamic_cast to get 5930961ec1afe336a0a4f523455c25f5d5edc8d3ee1Dan Gohman // from a PMDataManager* to a Pass*. 59478766ff67cb9222a2dd5e2cda2e1488b5288a79dDevang Patel for (SmallVector<PMDataManager *, 8>::const_iterator I = PassManagers.begin(), 595ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel E = PassManagers.end(); I != E; ++I) 5960961ec1afe336a0a4f523455c25f5d5edc8d3ee1Dan Gohman dynamic_cast<Pass *>(*I)->dumpPassStructure(1); 597ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel} 598ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel 599a52035a062edf9bfbf95c92c615219b647042c17Devang Patelvoid PMTopLevelManager::dumpArguments() const { 600c32cf54101ecaf336d161fecd58667870149169cDevang Patel 60126426949f33e5a77fbd2fa330f7df5626e8b177dDevang Patel if (PassDebugging < Arguments) 602c32cf54101ecaf336d161fecd58667870149169cDevang Patel return; 603c32cf54101ecaf336d161fecd58667870149169cDevang Patel 604c32cf54101ecaf336d161fecd58667870149169cDevang Patel cerr << "Pass Arguments: "; 60578766ff67cb9222a2dd5e2cda2e1488b5288a79dDevang Patel for (SmallVector<PMDataManager *, 8>::const_iterator I = PassManagers.begin(), 606d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner E = PassManagers.end(); I != E; ++I) 607d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner (*I)->dumpPassArguments(); 608c32cf54101ecaf336d161fecd58667870149169cDevang Patel cerr << "\n"; 609c32cf54101ecaf336d161fecd58667870149169cDevang Patel} 610c32cf54101ecaf336d161fecd58667870149169cDevang Patel 6111336a6bf06e64a096217628d2cc9644e48a5d7d6Devang Patelvoid PMTopLevelManager::initializeAllAnalysisInfo() { 61278766ff67cb9222a2dd5e2cda2e1488b5288a79dDevang Patel for (SmallVector<PMDataManager *, 8>::iterator I = PassManagers.begin(), 613d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner E = PassManagers.end(); I != E; ++I) 614d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner (*I)->initializeAnalysisInfo(); 6151336a6bf06e64a096217628d2cc9644e48a5d7d6Devang Patel 6161336a6bf06e64a096217628d2cc9644e48a5d7d6Devang Patel // Initailize other pass managers 61778766ff67cb9222a2dd5e2cda2e1488b5288a79dDevang Patel for (SmallVector<PMDataManager *, 8>::iterator I = IndirectPassManagers.begin(), 6181336a6bf06e64a096217628d2cc9644e48a5d7d6Devang Patel E = IndirectPassManagers.end(); I != E; ++I) 6191336a6bf06e64a096217628d2cc9644e48a5d7d6Devang Patel (*I)->initializeAnalysisInfo(); 620721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel 621f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner for (DenseMap<Pass *, Pass *>::iterator DMI = LastUser.begin(), 622721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel DME = LastUser.end(); DMI != DME; ++DMI) { 623721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel DenseMap<Pass *, SmallPtrSet<Pass *, 8> >::iterator InvDMI = 624721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel InversedLastUser.find(DMI->second); 625721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel if (InvDMI != InversedLastUser.end()) { 626721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel SmallPtrSet<Pass *, 8> &L = InvDMI->second; 627721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel L.insert(DMI->first); 628721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel } else { 629721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel SmallPtrSet<Pass *, 8> L; L.insert(DMI->first); 630721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel InversedLastUser[DMI->second] = L; 631721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel } 632721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel } 6331336a6bf06e64a096217628d2cc9644e48a5d7d6Devang Patel} 6341336a6bf06e64a096217628d2cc9644e48a5d7d6Devang Patel 635ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel/// Destructor 636ab7752c1496c2913793305ba4b989a551c5617e1Devang PatelPMTopLevelManager::~PMTopLevelManager() { 63778766ff67cb9222a2dd5e2cda2e1488b5288a79dDevang Patel for (SmallVector<PMDataManager *, 8>::iterator I = PassManagers.begin(), 638ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel E = PassManagers.end(); I != E; ++I) 639ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel delete *I; 640ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel 64178766ff67cb9222a2dd5e2cda2e1488b5288a79dDevang Patel for (SmallVector<ImmutablePass *, 8>::iterator 642ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel I = ImmutablePasses.begin(), E = ImmutablePasses.end(); I != E; ++I) 643ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel delete *I; 6443b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel 6453b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel for (DenseMap<Pass *, AnalysisUsage *>::iterator DMI = AnUsageMap.begin(), 646f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner DME = AnUsageMap.end(); DMI != DME; ++DMI) 647f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner delete DMI->second; 648ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel} 649ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel 6501b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel//===----------------------------------------------------------------------===// 651419f0e95d698109541ad730cb45ba4caca78f458Devang Patel// PMDataManager implementation 652889739c4d188d28c167644bced9df0f3131317d7Devang Patel 653b8526162551a3fbcf787e01d82ef44b69f879e01Devang Patel/// Augement AvailableAnalysis by adding analysis made available by pass P. 654f32b4dd13e421b3ad4696f984cb2043ce64e19cbDevang Patelvoid PMDataManager::recordAvailableAnalysis(Pass *P) { 655f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner const PassInfo *PI = P->getPassInfo(); 656f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner if (PI == 0) return; 657f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner 658f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner AvailableAnalysis[PI] = P; 659b8526162551a3fbcf787e01d82ef44b69f879e01Devang Patel 660f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner //This pass is the current implementation of all of the interfaces it 661f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner //implements as well. 662f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner const std::vector<const PassInfo*> &II = PI->getInterfacesImplemented(); 663f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner for (unsigned i = 0, e = II.size(); i != e; ++i) 664f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner AvailableAnalysis[II[i]] = P; 665b8526162551a3fbcf787e01d82ef44b69f879e01Devang Patel} 666b8526162551a3fbcf787e01d82ef44b69f879e01Devang Patel 6677b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel// Return true if P preserves high level analysis used by other 6687b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel// passes managed by this manager 6697b65dd91c156590c03847152a202bf7aa9b0c556Devang Patelbool PMDataManager::preserveHigherLevelAnalysis(Pass *P) { 6703b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel AnalysisUsage *AnUsage = TPM->findAnalysisUsage(P); 6713b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel if (AnUsage->getPreservesAll()) 6727b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel return true; 6737b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel 6743b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel const AnalysisUsage::VectorType &PreservedSet = AnUsage->getPreservedSet(); 67578766ff67cb9222a2dd5e2cda2e1488b5288a79dDevang Patel for (SmallVector<Pass *, 8>::iterator I = HigherLevelAnalysis.begin(), 6767b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel E = HigherLevelAnalysis.end(); I != E; ++I) { 6777b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel Pass *P1 = *I; 67897cf759b822818414f9604c74d3bcfe75a91520bDan Gohman if (!dynamic_cast<ImmutablePass*>(P1) && 67997cf759b822818414f9604c74d3bcfe75a91520bDan Gohman std::find(PreservedSet.begin(), PreservedSet.end(), 68097cf759b822818414f9604c74d3bcfe75a91520bDan Gohman P1->getPassInfo()) == 681d46825c6a1fa903ad8d9ec2d1890535e3afdd8d4Devang Patel PreservedSet.end()) 682d46825c6a1fa903ad8d9ec2d1890535e3afdd8d4Devang Patel return false; 6837b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel } 6847b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel 6857b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel return true; 6867b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel} 6877b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel 688e2c5ecd46a3a2c2cd11de8c5dadd5d52a2801420Chris Lattner/// verifyPreservedAnalysis -- Verify analysis preserved by pass P. 68958e0ef1e90c3f6dbae213612b44e56f7d6d65ea7Devang Patelvoid PMDataManager::verifyPreservedAnalysis(Pass *P) { 690e2c5ecd46a3a2c2cd11de8c5dadd5d52a2801420Chris Lattner // Don't do this unless assertions are enabled. 691e2c5ecd46a3a2c2cd11de8c5dadd5d52a2801420Chris Lattner#ifdef NDEBUG 692e2c5ecd46a3a2c2cd11de8c5dadd5d52a2801420Chris Lattner return; 693e2c5ecd46a3a2c2cd11de8c5dadd5d52a2801420Chris Lattner#endif 6943b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel AnalysisUsage *AnUsage = TPM->findAnalysisUsage(P); 6953b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel const AnalysisUsage::VectorType &PreservedSet = AnUsage->getPreservedSet(); 69614d6581a7374bdb4a66ef6c30250efdc324f6ddeDevang Patel 6979750b5d5779e6efec10a93633dd1d36c5f61dbc3Devang Patel // Verify preserved analysis 698fc65d38085e92fa3901104c762a725788f5c9de5Chris Lattner for (AnalysisUsage::VectorType::const_iterator I = PreservedSet.begin(), 69958e0ef1e90c3f6dbae213612b44e56f7d6d65ea7Devang Patel E = PreservedSet.end(); I != E; ++I) { 70058e0ef1e90c3f6dbae213612b44e56f7d6d65ea7Devang Patel AnalysisID AID = *I; 701e2c5ecd46a3a2c2cd11de8c5dadd5d52a2801420Chris Lattner if (Pass *AP = findAnalysisPass(AID, true)) 70258e0ef1e90c3f6dbae213612b44e56f7d6d65ea7Devang Patel AP->verifyAnalysis(); 7039750b5d5779e6efec10a93633dd1d36c5f61dbc3Devang Patel } 70458e0ef1e90c3f6dbae213612b44e56f7d6d65ea7Devang Patel} 70558e0ef1e90c3f6dbae213612b44e56f7d6d65ea7Devang Patel 7065b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel/// verifyDomInfo - Verify dominator information if it is available. 7075b57e720c875277131ed0d4f3b72a582979d1afeDevang Patelvoid PMDataManager::verifyDomInfo(Pass &P, Function &F) { 7085b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel if (!VerifyDomInfo || !P.getResolver()) 7095b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel return; 7105b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel 7111465d61bdd36cfd6021036a527895f0dd358e97dDuncan Sands DominatorTree *DT = P.getAnalysisIfAvailable<DominatorTree>(); 7125b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel if (!DT) 7135b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel return; 7145b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel 7155b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel DominatorTree OtherDT; 7165b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel OtherDT.getBase().recalculate(F); 7175b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel if (DT->compare(OtherDT)) { 7185b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel cerr << "Dominator Information for " << F.getNameStart() << "\n"; 7190af822508823b7f1602a2f32a5f75de170d649aaDan Gohman cerr << "Pass '" << P.getPassName() << "'\n"; 7205b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel cerr << "----- Valid -----\n"; 7215b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel OtherDT.dump(); 722844a3d163bc644085b1d744797da43eb9bf7ee3bDevang Patel cerr << "----- Invalid -----\n"; 7235b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel DT->dump(); 724f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(0 && "Invalid dominator info"); 7255b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel } 7265b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel 7271465d61bdd36cfd6021036a527895f0dd358e97dDuncan Sands DominanceFrontier *DF = P.getAnalysisIfAvailable<DominanceFrontier>(); 7285b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel if (!DF) 7295b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel return; 7305b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel 7315b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel DominanceFrontier OtherDF; 7325b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel std::vector<BasicBlock*> DTRoots = DT->getRoots(); 7335b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel OtherDF.calculate(*DT, DT->getNode(DTRoots[0])); 7345b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel if (DF->compare(OtherDF)) { 7355b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel cerr << "Dominator Information for " << F.getNameStart() << "\n"; 7360af822508823b7f1602a2f32a5f75de170d649aaDan Gohman cerr << "Pass '" << P.getPassName() << "'\n"; 7375b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel cerr << "----- Valid -----\n"; 7385b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel OtherDF.dump(); 739844a3d163bc644085b1d744797da43eb9bf7ee3bDevang Patel cerr << "----- Invalid -----\n"; 7405b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel DF->dump(); 741f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(0 && "Invalid dominator info"); 7425b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel } 7435b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel} 7445b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel 745844a3d163bc644085b1d744797da43eb9bf7ee3bDevang Patel/// Remove Analysis not preserved by Pass P 74658e0ef1e90c3f6dbae213612b44e56f7d6d65ea7Devang Patelvoid PMDataManager::removeNotPreservedAnalysis(Pass *P) { 7473b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel AnalysisUsage *AnUsage = TPM->findAnalysisUsage(P); 7483b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel if (AnUsage->getPreservesAll()) 74904b4e0595ffffab232a73a78d742e08efb6ebcfbDevang Patel return; 75004b4e0595ffffab232a73a78d742e08efb6ebcfbDevang Patel 7513b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel const AnalysisUsage::VectorType &PreservedSet = AnUsage->getPreservedSet(); 752b899eed1bc0a64f96fa7aff8d7c6f999cf85bdfeDevang Patel for (std::map<AnalysisID, Pass*>::iterator I = AvailableAnalysis.begin(), 75354e247d2d0c07544b3e638e80b816f352ec152c1Devang Patel E = AvailableAnalysis.end(); I != E; ) { 7541a8038636c2998e37f2130b0ab89a3686d9c1f48Devang Patel std::map<AnalysisID, Pass*>::iterator Info = I++; 755d46825c6a1fa903ad8d9ec2d1890535e3afdd8d4Devang Patel if (!dynamic_cast<ImmutablePass*>(Info->second) 756d46825c6a1fa903ad8d9ec2d1890535e3afdd8d4Devang Patel && std::find(PreservedSet.begin(), PreservedSet.end(), Info->first) == 757e62f7507841e487d0b8135424ccb5fd59dcbeeddDevang Patel PreservedSet.end()) { 75814d6581a7374bdb4a66ef6c30250efdc324f6ddeDevang Patel // Remove this analysis 759e62f7507841e487d0b8135424ccb5fd59dcbeeddDevang Patel if (PassDebugging >= Details) { 760e62f7507841e487d0b8135424ccb5fd59dcbeeddDevang Patel Pass *S = Info->second; 7610af822508823b7f1602a2f32a5f75de170d649aaDan Gohman cerr << " -- '" << P->getPassName() << "' is not preserving '"; 7620af822508823b7f1602a2f32a5f75de170d649aaDan Gohman cerr << S->getPassName() << "'\n"; 763e62f7507841e487d0b8135424ccb5fd59dcbeeddDevang Patel } 764e187726208f839691afca88bce8b2d6fe4d5bcbbDan Gohman AvailableAnalysis.erase(Info); 765e62f7507841e487d0b8135424ccb5fd59dcbeeddDevang Patel } 76614d6581a7374bdb4a66ef6c30250efdc324f6ddeDevang Patel } 767fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel 768fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel // Check inherited analysis also. If P is not preserving analysis 769fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel // provided by parent manager then remove it here. 770fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel for (unsigned Index = 0; Index < PMT_Last; ++Index) { 771fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel 772fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel if (!InheritedAnalysis[Index]) 773fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel continue; 774fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel 775fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel for (std::map<AnalysisID, Pass*>::iterator 776fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel I = InheritedAnalysis[Index]->begin(), 777fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel E = InheritedAnalysis[Index]->end(); I != E; ) { 778fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel std::map<AnalysisID, Pass *>::iterator Info = I++; 77997cf759b822818414f9604c74d3bcfe75a91520bDan Gohman if (!dynamic_cast<ImmutablePass*>(Info->second) && 78097cf759b822818414f9604c74d3bcfe75a91520bDan Gohman std::find(PreservedSet.begin(), PreservedSet.end(), Info->first) == 781d46825c6a1fa903ad8d9ec2d1890535e3afdd8d4Devang Patel PreservedSet.end()) 782fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel // Remove this analysis 783d46825c6a1fa903ad8d9ec2d1890535e3afdd8d4Devang Patel InheritedAnalysis[Index]->erase(Info); 784fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel } 785fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel } 786889739c4d188d28c167644bced9df0f3131317d7Devang Patel} 787889739c4d188d28c167644bced9df0f3131317d7Devang Patel 788df1a10ece6a75f230d98c6fb001349eede90387aDevang Patel/// Remove analysis passes that are not used any longer 7896b4af744b844ba5cf319614b6a27d213548706eeDevang Patelvoid PMDataManager::removeDeadPasses(Pass *P, const char *Msg, 7907f99761143cdf1ad23729708e3dcaa055b189406Devang Patel enum PassDebuggingString DBG_STR) { 791f9a60ae75d6fdc74160085323c14e92e7d3517d3Devang Patel 792edbef3806777af3dfaba340801e609492e47f732Devang Patel SmallVector<Pass *, 12> DeadPasses; 7930ed8df38c26a910bd7adbe105172b434898646f3Devang Patel 794693941bb6ed0389f998fe516eba6af738e951f79Devang Patel // If this is a on the fly manager then it does not have TPM. 7950ed8df38c26a910bd7adbe105172b434898646f3Devang Patel if (!TPM) 7960ed8df38c26a910bd7adbe105172b434898646f3Devang Patel return; 7970ed8df38c26a910bd7adbe105172b434898646f3Devang Patel 798f9a60ae75d6fdc74160085323c14e92e7d3517d3Devang Patel TPM->collectLastUses(DeadPasses, P); 799f9a60ae75d6fdc74160085323c14e92e7d3517d3Devang Patel 8008fb6a94b6986ce0de0827da865ef8027e78c7eb7Devang Patel if (PassDebugging >= Details && !DeadPasses.empty()) { 8010af822508823b7f1602a2f32a5f75de170d649aaDan Gohman cerr << " -*- '" << P->getPassName(); 8020af822508823b7f1602a2f32a5f75de170d649aaDan Gohman cerr << "' is the last user of following pass instances."; 8038fb6a94b6986ce0de0827da865ef8027e78c7eb7Devang Patel cerr << " Free these instances\n"; 8047c9b65207e5bae26bcb4bcd62b50d7f72cb010bbEvan Cheng } 8057c9b65207e5bae26bcb4bcd62b50d7f72cb010bbEvan Cheng 806edbef3806777af3dfaba340801e609492e47f732Devang Patel for (SmallVector<Pass *, 12>::iterator I = DeadPasses.begin(), 807f9a60ae75d6fdc74160085323c14e92e7d3517d3Devang Patel E = DeadPasses.end(); I != E; ++I) { 8084eeea774ce1b24fa55c06aac31e02016d5dd77d6Devang Patel 8097f99761143cdf1ad23729708e3dcaa055b189406Devang Patel dumpPassInfo(*I, FREEING_MSG, DBG_STR, Msg); 8104eeea774ce1b24fa55c06aac31e02016d5dd77d6Devang Patel 811d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner { 812d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner // If the pass crashes releasing memory, remember this. 813d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner PassManagerPrettyStackEntry X(*I); 814d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner 815d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner if (TheTimeInfo) TheTimeInfo->passStarted(*I); 816d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner (*I)->releaseMemory(); 817d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner if (TheTimeInfo) TheTimeInfo->passEnded(*I); 818d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner } 819617fddf51c2aa6822281f0b52e700ffb1f15ed8dDevang Patel if (const PassInfo *PI = (*I)->getPassInfo()) { 820617fddf51c2aa6822281f0b52e700ffb1f15ed8dDevang Patel std::map<AnalysisID, Pass*>::iterator Pos = 821617fddf51c2aa6822281f0b52e700ffb1f15ed8dDevang Patel AvailableAnalysis.find(PI); 822617fddf51c2aa6822281f0b52e700ffb1f15ed8dDevang Patel 823617fddf51c2aa6822281f0b52e700ffb1f15ed8dDevang Patel // It is possible that pass is already removed from the AvailableAnalysis 824617fddf51c2aa6822281f0b52e700ffb1f15ed8dDevang Patel if (Pos != AvailableAnalysis.end()) 825617fddf51c2aa6822281f0b52e700ffb1f15ed8dDevang Patel AvailableAnalysis.erase(Pos); 826617fddf51c2aa6822281f0b52e700ffb1f15ed8dDevang Patel 827617fddf51c2aa6822281f0b52e700ffb1f15ed8dDevang Patel // Remove all interfaces this pass implements, for which it is also 828617fddf51c2aa6822281f0b52e700ffb1f15ed8dDevang Patel // listed as the available implementation. 829617fddf51c2aa6822281f0b52e700ffb1f15ed8dDevang Patel const std::vector<const PassInfo*> &II = PI->getInterfacesImplemented(); 830617fddf51c2aa6822281f0b52e700ffb1f15ed8dDevang Patel for (unsigned i = 0, e = II.size(); i != e; ++i) { 831617fddf51c2aa6822281f0b52e700ffb1f15ed8dDevang Patel Pos = AvailableAnalysis.find(II[i]); 832617fddf51c2aa6822281f0b52e700ffb1f15ed8dDevang Patel if (Pos != AvailableAnalysis.end() && Pos->second == *I) 833617fddf51c2aa6822281f0b52e700ffb1f15ed8dDevang Patel AvailableAnalysis.erase(Pos); 834617fddf51c2aa6822281f0b52e700ffb1f15ed8dDevang Patel } 835617fddf51c2aa6822281f0b52e700ffb1f15ed8dDevang Patel } 836f9a60ae75d6fdc74160085323c14e92e7d3517d3Devang Patel } 837df1a10ece6a75f230d98c6fb001349eede90387aDevang Patel} 838df1a10ece6a75f230d98c6fb001349eede90387aDevang Patel 8394045af1175509c81d6a4708df233f0b1abe888fcDevang Patel/// Add pass P into the PassVector. Update 840893a5a681585cdf3b5bfff7128ea522e8a47750aDevang Patel/// AvailableAnalysis appropriately if ProcessAnalysis is true. 841f957436254f1d20f2229e183390a4172cd4b6400Chris Lattnervoid PMDataManager::add(Pass *P, bool ProcessAnalysis) { 842145e83dc12a3f962b999f348474ebb07a36a7b81Devang Patel // This manager is going to manage pass P. Set up analysis resolver 843145e83dc12a3f962b999f348474ebb07a36a7b81Devang Patel // to connect them. 844cde53d3c1e9d6a2add5de847b44818fbb1d69c20Devang Patel AnalysisResolver *AR = new AnalysisResolver(*this); 845145e83dc12a3f962b999f348474ebb07a36a7b81Devang Patel P->setResolver(AR); 846145e83dc12a3f962b999f348474ebb07a36a7b81Devang Patel 847cf5fb2b614a7fea4565e405c81a3ae8037d78f7bDevang Patel // If a FunctionPass F is the last user of ModulePass info M 848cf5fb2b614a7fea4565e405c81a3ae8037d78f7bDevang Patel // then the F's manager, not F, records itself as a last user of M. 849edbef3806777af3dfaba340801e609492e47f732Devang Patel SmallVector<Pass *, 12> TransferLastUses; 850cf5fb2b614a7fea4565e405c81a3ae8037d78f7bDevang Patel 851f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner if (!ProcessAnalysis) { 852f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner // Add pass 853f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner PassVector.push_back(P); 854f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner return; 855f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner } 856569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel 857f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner // At the moment, this pass is the last user of all required passes. 858f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner SmallVector<Pass *, 12> LastUses; 859f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner SmallVector<Pass *, 8> RequiredPasses; 860f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner SmallVector<AnalysisID, 8> ReqAnalysisNotAvailable; 861cf5fb2b614a7fea4565e405c81a3ae8037d78f7bDevang Patel 862f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner unsigned PDepth = this->getDepth(); 863f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner 864f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner collectRequiredAnalysis(RequiredPasses, 865f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner ReqAnalysisNotAvailable, P); 866f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner for (SmallVector<Pass *, 8>::iterator I = RequiredPasses.begin(), 867f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner E = RequiredPasses.end(); I != E; ++I) { 868f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner Pass *PRequired = *I; 869f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner unsigned RDepth = 0; 870f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner 871f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(PRequired->getResolver() && "Analysis Resolver is not set"); 872f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner PMDataManager &DM = PRequired->getResolver()->getPMDataManager(); 873f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner RDepth = DM.getDepth(); 874f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner 875f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner if (PDepth == RDepth) 876f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner LastUses.push_back(PRequired); 877f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner else if (PDepth > RDepth) { 878f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner // Let the parent claim responsibility of last use 879f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner TransferLastUses.push_back(PRequired); 880f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner // Keep track of higher level analysis used by this manager. 881f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner HigherLevelAnalysis.push_back(PRequired); 882f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner } else 883f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(0 && "Unable to accomodate Required Pass"); 884f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner } 885f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner 886f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner // Set P as P's last user until someone starts using P. 887f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner // However, if P is a Pass Manager then it does not need 888f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner // to record its last user. 889f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner if (!dynamic_cast<PMDataManager *>(P)) 890f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner LastUses.push_back(P); 891f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner TPM->setLastUser(LastUses, P); 892f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner 893f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner if (!TransferLastUses.empty()) { 894f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner Pass *My_PM = dynamic_cast<Pass *>(this); 895f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner TPM->setLastUser(TransferLastUses, My_PM); 896f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner TransferLastUses.clear(); 897f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner } 8980ed8df38c26a910bd7adbe105172b434898646f3Devang Patel 899f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner // Now, take care of required analysises that are not available. 900f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner for (SmallVector<AnalysisID, 8>::iterator 901f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner I = ReqAnalysisNotAvailable.begin(), 902f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner E = ReqAnalysisNotAvailable.end() ;I != E; ++I) { 903f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner Pass *AnalysisPass = (*I)->createPass(); 904f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner this->addLowerLevelRequiredPass(P, AnalysisPass); 905893a5a681585cdf3b5bfff7128ea522e8a47750aDevang Patel } 906e253385b108cd946b1ac150302f246d3b218be77Devang Patel 907f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner // Take a note of analysis required and made available by this pass. 908f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner // Remove the analysis not preserved by this pass 909f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner removeNotPreservedAnalysis(P); 910f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner recordAvailableAnalysis(P); 911f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner 912e253385b108cd946b1ac150302f246d3b218be77Devang Patel // Add pass 913e253385b108cd946b1ac150302f246d3b218be77Devang Patel PassVector.push_back(P); 914e253385b108cd946b1ac150302f246d3b218be77Devang Patel} 915e253385b108cd946b1ac150302f246d3b218be77Devang Patel 916569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel 917569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel/// Populate RP with analysis pass that are required by 918569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel/// pass P and are available. Populate RP_NotAvail with analysis 919569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel/// pass that are required by pass P but are not available. 920569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patelvoid PMDataManager::collectRequiredAnalysis(SmallVector<Pass *, 8>&RP, 921569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel SmallVector<AnalysisID, 8> &RP_NotAvail, 922569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel Pass *P) { 9233b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel AnalysisUsage *AnUsage = TPM->findAnalysisUsage(P); 9243b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel const AnalysisUsage::VectorType &RequiredSet = AnUsage->getRequiredSet(); 925fc65d38085e92fa3901104c762a725788f5c9de5Chris Lattner for (AnalysisUsage::VectorType::const_iterator 926f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner I = RequiredSet.begin(), E = RequiredSet.end(); I != E; ++I) { 927569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel if (Pass *AnalysisPass = findAnalysisPass(*I, true)) 928569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel RP.push_back(AnalysisPass); 929569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel else 930f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner RP_NotAvail.push_back(*I); 931c17bbb6da7e17c06c1f0ae7baa2f151db0e966d9Devang Patel } 93227aaab2bd3c220d8466b34f6b959f74e1caac69bDevang Patel 9333b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel const AnalysisUsage::VectorType &IDs = AnUsage->getRequiredTransitiveSet(); 934fc65d38085e92fa3901104c762a725788f5c9de5Chris Lattner for (AnalysisUsage::VectorType::const_iterator I = IDs.begin(), 93527aaab2bd3c220d8466b34f6b959f74e1caac69bDevang Patel E = IDs.end(); I != E; ++I) { 936569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel if (Pass *AnalysisPass = findAnalysisPass(*I, true)) 937569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel RP.push_back(AnalysisPass); 938569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel else 939f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner RP_NotAvail.push_back(*I); 94027aaab2bd3c220d8466b34f6b959f74e1caac69bDevang Patel } 941c17bbb6da7e17c06c1f0ae7baa2f151db0e966d9Devang Patel} 942c17bbb6da7e17c06c1f0ae7baa2f151db0e966d9Devang Patel 9432f42ed6b0b5161296cdd7e573b49fe631599fc97Devang Patel// All Required analyses should be available to the pass as it runs! Here 9442f42ed6b0b5161296cdd7e573b49fe631599fc97Devang Patel// we fill in the AnalysisImpls member of the pass so that it can 9452f42ed6b0b5161296cdd7e573b49fe631599fc97Devang Patel// successfully use the getAnalysis() method to retrieve the 9462f42ed6b0b5161296cdd7e573b49fe631599fc97Devang Patel// implementations it needs. 9472f42ed6b0b5161296cdd7e573b49fe631599fc97Devang Patel// 948419f0e95d698109541ad730cb45ba4caca78f458Devang Patelvoid PMDataManager::initializeAnalysisImpl(Pass *P) { 9493b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel AnalysisUsage *AnUsage = TPM->findAnalysisUsage(P); 9503b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel 951fc65d38085e92fa3901104c762a725788f5c9de5Chris Lattner for (AnalysisUsage::VectorType::const_iterator 9523b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel I = AnUsage->getRequiredSet().begin(), 9533b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel E = AnUsage->getRequiredSet().end(); I != E; ++I) { 95469867b511c732a7fac7301977bd6e880e46439f1Devang Patel Pass *Impl = findAnalysisPass(*I, true); 9552f42ed6b0b5161296cdd7e573b49fe631599fc97Devang Patel if (Impl == 0) 956f4bd76a035f7d85a576c75c7680ed6baddc74674Devang Patel // This may be analysis pass that is initialized on the fly. 957f4bd76a035f7d85a576c75c7680ed6baddc74674Devang Patel // If that is not the case then it will raise an assert when it is used. 958f4bd76a035f7d85a576c75c7680ed6baddc74674Devang Patel continue; 959cde53d3c1e9d6a2add5de847b44818fbb1d69c20Devang Patel AnalysisResolver *AR = P->getResolver(); 960f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(AR && "Analysis Resolver is not set"); 961298feadd7a547d50eb943c9ea15f6345a024bc9aDevang Patel AR->addAnalysisImplsPair(*I, Impl); 9622f42ed6b0b5161296cdd7e573b49fe631599fc97Devang Patel } 9632f42ed6b0b5161296cdd7e573b49fe631599fc97Devang Patel} 9642f42ed6b0b5161296cdd7e573b49fe631599fc97Devang Patel 96569867b511c732a7fac7301977bd6e880e46439f1Devang Patel/// Find the pass that implements Analysis AID. If desired pass is not found 96669867b511c732a7fac7301977bd6e880e46439f1Devang Patel/// then return NULL. 96769867b511c732a7fac7301977bd6e880e46439f1Devang PatelPass *PMDataManager::findAnalysisPass(AnalysisID AID, bool SearchParent) { 96869867b511c732a7fac7301977bd6e880e46439f1Devang Patel 96969867b511c732a7fac7301977bd6e880e46439f1Devang Patel // Check if AvailableAnalysis map has one entry. 97069867b511c732a7fac7301977bd6e880e46439f1Devang Patel std::map<AnalysisID, Pass*>::const_iterator I = AvailableAnalysis.find(AID); 97169867b511c732a7fac7301977bd6e880e46439f1Devang Patel 97269867b511c732a7fac7301977bd6e880e46439f1Devang Patel if (I != AvailableAnalysis.end()) 97369867b511c732a7fac7301977bd6e880e46439f1Devang Patel return I->second; 97469867b511c732a7fac7301977bd6e880e46439f1Devang Patel 97569867b511c732a7fac7301977bd6e880e46439f1Devang Patel // Search Parents through TopLevelManager 97669867b511c732a7fac7301977bd6e880e46439f1Devang Patel if (SearchParent) 97769867b511c732a7fac7301977bd6e880e46439f1Devang Patel return TPM->findAnalysisPass(AID); 97869867b511c732a7fac7301977bd6e880e46439f1Devang Patel 9795b640e7edc606059717fb9c2ebcd85302c97fc21Devang Patel return NULL; 98069867b511c732a7fac7301977bd6e880e46439f1Devang Patel} 98169867b511c732a7fac7301977bd6e880e46439f1Devang Patel 982a52035a062edf9bfbf95c92c615219b647042c17Devang Patel// Print list of passes that are last used by P. 983a52035a062edf9bfbf95c92c615219b647042c17Devang Patelvoid PMDataManager::dumpLastUses(Pass *P, unsigned Offset) const{ 984a52035a062edf9bfbf95c92c615219b647042c17Devang Patel 985edbef3806777af3dfaba340801e609492e47f732Devang Patel SmallVector<Pass *, 12> LUses; 986693941bb6ed0389f998fe516eba6af738e951f79Devang Patel 987693941bb6ed0389f998fe516eba6af738e951f79Devang Patel // If this is a on the fly manager then it does not have TPM. 988693941bb6ed0389f998fe516eba6af738e951f79Devang Patel if (!TPM) 989693941bb6ed0389f998fe516eba6af738e951f79Devang Patel return; 990693941bb6ed0389f998fe516eba6af738e951f79Devang Patel 991a52035a062edf9bfbf95c92c615219b647042c17Devang Patel TPM->collectLastUses(LUses, P); 992a52035a062edf9bfbf95c92c615219b647042c17Devang Patel 993edbef3806777af3dfaba340801e609492e47f732Devang Patel for (SmallVector<Pass *, 12>::iterator I = LUses.begin(), 994a52035a062edf9bfbf95c92c615219b647042c17Devang Patel E = LUses.end(); I != E; ++I) { 995a52035a062edf9bfbf95c92c615219b647042c17Devang Patel llvm::cerr << "--" << std::string(Offset*2, ' '); 996a52035a062edf9bfbf95c92c615219b647042c17Devang Patel (*I)->dumpPassStructure(0); 997a52035a062edf9bfbf95c92c615219b647042c17Devang Patel } 998a52035a062edf9bfbf95c92c615219b647042c17Devang Patel} 999a52035a062edf9bfbf95c92c615219b647042c17Devang Patel 1000a52035a062edf9bfbf95c92c615219b647042c17Devang Patelvoid PMDataManager::dumpPassArguments() const { 1001f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner for (SmallVector<Pass *, 8>::const_iterator I = PassVector.begin(), 1002a52035a062edf9bfbf95c92c615219b647042c17Devang Patel E = PassVector.end(); I != E; ++I) { 1003a52035a062edf9bfbf95c92c615219b647042c17Devang Patel if (PMDataManager *PMD = dynamic_cast<PMDataManager *>(*I)) 1004a52035a062edf9bfbf95c92c615219b647042c17Devang Patel PMD->dumpPassArguments(); 1005a52035a062edf9bfbf95c92c615219b647042c17Devang Patel else 1006a52035a062edf9bfbf95c92c615219b647042c17Devang Patel if (const PassInfo *PI = (*I)->getPassInfo()) 1007a52035a062edf9bfbf95c92c615219b647042c17Devang Patel if (!PI->isAnalysisGroup()) 1008a52035a062edf9bfbf95c92c615219b647042c17Devang Patel cerr << " -" << PI->getPassArgument(); 1009a52035a062edf9bfbf95c92c615219b647042c17Devang Patel } 1010a52035a062edf9bfbf95c92c615219b647042c17Devang Patel} 1011a52035a062edf9bfbf95c92c615219b647042c17Devang Patel 1012417efc897b5cf984209aae66d5faa849fe2c5104Chris Lattnervoid PMDataManager::dumpPassInfo(Pass *P, enum PassDebuggingString S1, 1013417efc897b5cf984209aae66d5faa849fe2c5104Chris Lattner enum PassDebuggingString S2, 10146b4af744b844ba5cf319614b6a27d213548706eeDevang Patel const char *Msg) { 101526426949f33e5a77fbd2fa330f7df5626e8b177dDevang Patel if (PassDebugging < Executions) 1016a52035a062edf9bfbf95c92c615219b647042c17Devang Patel return; 1017a52035a062edf9bfbf95c92c615219b647042c17Devang Patel cerr << (void*)this << std::string(getDepth()*2+1, ' '); 10187f99761143cdf1ad23729708e3dcaa055b189406Devang Patel switch (S1) { 10197f99761143cdf1ad23729708e3dcaa055b189406Devang Patel case EXECUTION_MSG: 10207f99761143cdf1ad23729708e3dcaa055b189406Devang Patel cerr << "Executing Pass '" << P->getPassName(); 10217f99761143cdf1ad23729708e3dcaa055b189406Devang Patel break; 10227f99761143cdf1ad23729708e3dcaa055b189406Devang Patel case MODIFICATION_MSG: 10237d97bf14293d2c741287689f2a547bf3e6fc7dd0Devang Patel cerr << "Made Modification '" << P->getPassName(); 10247f99761143cdf1ad23729708e3dcaa055b189406Devang Patel break; 10257f99761143cdf1ad23729708e3dcaa055b189406Devang Patel case FREEING_MSG: 10267f99761143cdf1ad23729708e3dcaa055b189406Devang Patel cerr << " Freeing Pass '" << P->getPassName(); 10277f99761143cdf1ad23729708e3dcaa055b189406Devang Patel break; 10287f99761143cdf1ad23729708e3dcaa055b189406Devang Patel default: 10297f99761143cdf1ad23729708e3dcaa055b189406Devang Patel break; 10307f99761143cdf1ad23729708e3dcaa055b189406Devang Patel } 10317f99761143cdf1ad23729708e3dcaa055b189406Devang Patel switch (S2) { 10327f99761143cdf1ad23729708e3dcaa055b189406Devang Patel case ON_BASICBLOCK_MSG: 10337d97bf14293d2c741287689f2a547bf3e6fc7dd0Devang Patel cerr << "' on BasicBlock '" << Msg << "'...\n"; 10347f99761143cdf1ad23729708e3dcaa055b189406Devang Patel break; 10357f99761143cdf1ad23729708e3dcaa055b189406Devang Patel case ON_FUNCTION_MSG: 10367d97bf14293d2c741287689f2a547bf3e6fc7dd0Devang Patel cerr << "' on Function '" << Msg << "'...\n"; 10377f99761143cdf1ad23729708e3dcaa055b189406Devang Patel break; 10387f99761143cdf1ad23729708e3dcaa055b189406Devang Patel case ON_MODULE_MSG: 10397d97bf14293d2c741287689f2a547bf3e6fc7dd0Devang Patel cerr << "' on Module '" << Msg << "'...\n"; 10407f99761143cdf1ad23729708e3dcaa055b189406Devang Patel break; 10417f99761143cdf1ad23729708e3dcaa055b189406Devang Patel case ON_LOOP_MSG: 10427d97bf14293d2c741287689f2a547bf3e6fc7dd0Devang Patel cerr << "' on Loop " << Msg << "'...\n"; 10437f99761143cdf1ad23729708e3dcaa055b189406Devang Patel break; 10447f99761143cdf1ad23729708e3dcaa055b189406Devang Patel case ON_CG_MSG: 10457d97bf14293d2c741287689f2a547bf3e6fc7dd0Devang Patel cerr << "' on Call Graph " << Msg << "'...\n"; 10467f99761143cdf1ad23729708e3dcaa055b189406Devang Patel break; 10477f99761143cdf1ad23729708e3dcaa055b189406Devang Patel default: 10487f99761143cdf1ad23729708e3dcaa055b189406Devang Patel break; 10497f99761143cdf1ad23729708e3dcaa055b189406Devang Patel } 1050a52035a062edf9bfbf95c92c615219b647042c17Devang Patel} 1051a52035a062edf9bfbf95c92c615219b647042c17Devang Patel 1052d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattnervoid PMDataManager::dumpRequiredSet(const Pass *P) const { 10530dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner if (PassDebugging < Details) 10540dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner return; 10550dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner 10560dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner AnalysisUsage analysisUsage; 10570dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner P->getAnalysisUsage(analysisUsage); 10580dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner dumpAnalysisUsage("Required", P, analysisUsage.getRequiredSet()); 10590dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner} 10600dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner 1061d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattnervoid PMDataManager::dumpPreservedSet(const Pass *P) const { 10620dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner if (PassDebugging < Details) 10630dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner return; 10640dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner 10650dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner AnalysisUsage analysisUsage; 10660dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner P->getAnalysisUsage(analysisUsage); 10670dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner dumpAnalysisUsage("Preserved", P, analysisUsage.getPreservedSet()); 10680dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner} 10690dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner 10700dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattnervoid PMDataManager::dumpAnalysisUsage(const char *Msg, const Pass *P, 1071d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner const AnalysisUsage::VectorType &Set) const { 10720dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner assert(PassDebugging >= Details); 10730dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner if (Set.empty()) 10740dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner return; 10750dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner cerr << (void*)P << std::string(getDepth()*2+3, ' ') << Msg << " Analyses:"; 1076d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner for (unsigned i = 0; i != Set.size(); ++i) { 1077d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner if (i) cerr << ","; 1078d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner cerr << " " << Set[i]->getPassName(); 1079d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner } 1080d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner cerr << "\n"; 1081a52035a062edf9bfbf95c92c615219b647042c17Devang Patel} 1082f3dc6d9f95d4ba7756105154df4a8075bbbcf931Devang Patel 108319fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patel/// Add RequiredPass into list of lower level passes required by pass P. 108419fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patel/// RequiredPass is run on the fly by Pass Manager when P requests it 108519fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patel/// through getAnalysis interface. 108619fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patel/// This should be handled by specific pass manager. 108719fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patelvoid PMDataManager::addLowerLevelRequiredPass(Pass *P, Pass *RequiredPass) { 108819fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patel if (TPM) { 108919fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patel TPM->dumpArguments(); 109019fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patel TPM->dumpPasses(); 109119fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patel } 10921cf47cb21728c84342b15d9695b8a2433b3315a2Devang Patel 10931cf47cb21728c84342b15d9695b8a2433b3315a2Devang Patel // Module Level pass may required Function Level analysis info 10941cf47cb21728c84342b15d9695b8a2433b3315a2Devang Patel // (e.g. dominator info). Pass manager uses on the fly function pass manager 10951cf47cb21728c84342b15d9695b8a2433b3315a2Devang Patel // to provide this on demand. In that case, in Pass manager terminology, 10961cf47cb21728c84342b15d9695b8a2433b3315a2Devang Patel // module level pass is requiring lower level analysis info managed by 10971cf47cb21728c84342b15d9695b8a2433b3315a2Devang Patel // lower level pass manager. 10981cf47cb21728c84342b15d9695b8a2433b3315a2Devang Patel 10991cf47cb21728c84342b15d9695b8a2433b3315a2Devang Patel // When Pass manager is not able to order required analysis info, Pass manager 11001cf47cb21728c84342b15d9695b8a2433b3315a2Devang Patel // checks whether any lower level manager will be able to provide this 11011cf47cb21728c84342b15d9695b8a2433b3315a2Devang Patel // analysis info on demand or not. 1102c0c33f5e2cebd347ab5c3afb0c112211b36605dcDevang Patel#ifndef NDEBUG 11030af822508823b7f1602a2f32a5f75de170d649aaDan Gohman cerr << "Unable to schedule '" << RequiredPass->getPassName(); 11040af822508823b7f1602a2f32a5f75de170d649aaDan Gohman cerr << "' required by '" << P->getPassName() << "'\n"; 1105c0c33f5e2cebd347ab5c3afb0c112211b36605dcDevang Patel#endif 1106f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(0 && "Unable to schedule pass"); 110719fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patel} 110819fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patel 1109ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel// Destructor 1110ab7752c1496c2913793305ba4b989a551c5617e1Devang PatelPMDataManager::~PMDataManager() { 111178766ff67cb9222a2dd5e2cda2e1488b5288a79dDevang Patel for (SmallVector<Pass *, 8>::iterator I = PassVector.begin(), 1112ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel E = PassVector.end(); I != E; ++I) 1113ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel delete *I; 1114ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel} 1115ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel 1116f3dc6d9f95d4ba7756105154df4a8075bbbcf931Devang Patel//===----------------------------------------------------------------------===// 1117f3dc6d9f95d4ba7756105154df4a8075bbbcf931Devang Patel// NOTE: Is this the right place to define this method ? 11181465d61bdd36cfd6021036a527895f0dd358e97dDuncan Sands// getAnalysisIfAvailable - Return analysis result or null if it doesn't exist. 11191465d61bdd36cfd6021036a527895f0dd358e97dDuncan SandsPass *AnalysisResolver::getAnalysisIfAvailable(AnalysisID ID, bool dir) const { 1120f3dc6d9f95d4ba7756105154df4a8075bbbcf931Devang Patel return PM.findAnalysisPass(ID, dir); 1121f3dc6d9f95d4ba7756105154df4a8075bbbcf931Devang Patel} 1122f3dc6d9f95d4ba7756105154df4a8075bbbcf931Devang Patel 11236b1df0e863963929634d769f39cbce68f030f051Devang PatelPass *AnalysisResolver::findImplPass(Pass *P, const PassInfo *AnalysisPI, 11246b1df0e863963929634d769f39cbce68f030f051Devang Patel Function &F) { 11256b1df0e863963929634d769f39cbce68f030f051Devang Patel return PM.getOnTheFlyPass(P, AnalysisPI, F); 11266b1df0e863963929634d769f39cbce68f030f051Devang Patel} 11276b1df0e863963929634d769f39cbce68f030f051Devang Patel 112806e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel//===----------------------------------------------------------------------===// 11295f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// BBPassManager implementation 113055fd43f90913676682487f89f27c756adb827f66Devang Patel 113155fd43f90913676682487f89f27c756adb827f66Devang Patel/// Execute all of the passes scheduled for execution by invoking 113255fd43f90913676682487f89f27c756adb827f66Devang Patel/// runOnBasicBlock method. Keep track of whether any of the passes modifies 113355fd43f90913676682487f89f27c756adb827f66Devang Patel/// the function, and if so, return true. 1134d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattnerbool BBPassManager::runOnFunction(Function &F) { 11355cbf985dcbc89fba3208e7baf8b6f488b06d3ec9Reid Spencer if (F.isDeclaration()) 11361fbe2c9964d57b2a58235541175f069ae491a95eDevang Patel return false; 11371fbe2c9964d57b2a58235541175f069ae491a95eDevang Patel 11383b14fbe300b96c353a9abfadf481b64324f17375Devang Patel bool Changed = doInitialization(F); 1139c1d6e1fc9c3a47529f417026df652f466ce67851Devang Patel 114055fd43f90913676682487f89f27c756adb827f66Devang Patel for (Function::iterator I = F.begin(), E = F.end(); I != E; ++I) 11411554c8545651350569f08dc7370189da1a7e5814Devang Patel for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) { 11421554c8545651350569f08dc7370189da1a7e5814Devang Patel BasicBlockPass *BP = getContainedPass(Index); 1143017b5d969b12119a88463fe2451f20ca9214c4ffDevang Patel 11446b4af744b844ba5cf319614b6a27d213548706eeDevang Patel dumpPassInfo(BP, EXECUTION_MSG, ON_BASICBLOCK_MSG, I->getNameStart()); 11450dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner dumpRequiredSet(BP); 1146017b5d969b12119a88463fe2451f20ca9214c4ffDevang Patel 11471554c8545651350569f08dc7370189da1a7e5814Devang Patel initializeAnalysisImpl(BP); 1148693a74e4ee34e2058dab7121c17c98ec59258a8aDevang Patel 1149d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner { 1150d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner // If the pass crashes, remember this. 1151d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner PassManagerPrettyStackEntry X(BP, *I); 1152d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner 1153d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner if (TheTimeInfo) TheTimeInfo->passStarted(BP); 1154d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner Changed |= BP->runOnBasicBlock(*I); 1155d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner if (TheTimeInfo) TheTimeInfo->passEnded(BP); 1156d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner } 1157693a74e4ee34e2058dab7121c17c98ec59258a8aDevang Patel 11587f99761143cdf1ad23729708e3dcaa055b189406Devang Patel if (Changed) 115997cf759b822818414f9604c74d3bcfe75a91520bDan Gohman dumpPassInfo(BP, MODIFICATION_MSG, ON_BASICBLOCK_MSG, 116097cf759b822818414f9604c74d3bcfe75a91520bDan Gohman I->getNameStart()); 11610dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner dumpPreservedSet(BP); 1162693a74e4ee34e2058dab7121c17c98ec59258a8aDevang Patel 116358e0ef1e90c3f6dbae213612b44e56f7d6d65ea7Devang Patel verifyPreservedAnalysis(BP); 11641554c8545651350569f08dc7370189da1a7e5814Devang Patel removeNotPreservedAnalysis(BP); 11651554c8545651350569f08dc7370189da1a7e5814Devang Patel recordAvailableAnalysis(BP); 11666b4af744b844ba5cf319614b6a27d213548706eeDevang Patel removeDeadPasses(BP, I->getNameStart(), ON_BASICBLOCK_MSG); 116755fd43f90913676682487f89f27c756adb827f66Devang Patel } 1168fc23bc799d18a1316579234faaf6262cedc95bc0Chris Lattner 11691a8038636c2998e37f2130b0ab89a3686d9c1f48Devang Patel return Changed |= doFinalization(F); 117055fd43f90913676682487f89f27c756adb827f66Devang Patel} 117155fd43f90913676682487f89f27c756adb827f66Devang Patel 1172964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel// Implement doInitialization and doFinalization 1173e70a6835c447e8dd2ea368485088783e7995ea8fDuncan Sandsbool BBPassManager::doInitialization(Module &M) { 1174964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel bool Changed = false; 1175964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1176d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) 1177d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner Changed |= getContainedPass(Index)->doInitialization(M); 1178964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1179964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel return Changed; 1180964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel} 1181964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1182e70a6835c447e8dd2ea368485088783e7995ea8fDuncan Sandsbool BBPassManager::doFinalization(Module &M) { 1183964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel bool Changed = false; 1184964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1185d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) 1186d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner Changed |= getContainedPass(Index)->doFinalization(M); 1187964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1188964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel return Changed; 1189964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel} 1190964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1191e70a6835c447e8dd2ea368485088783e7995ea8fDuncan Sandsbool BBPassManager::doInitialization(Function &F) { 1192964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel bool Changed = false; 1193964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 11941554c8545651350569f08dc7370189da1a7e5814Devang Patel for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) { 11951554c8545651350569f08dc7370189da1a7e5814Devang Patel BasicBlockPass *BP = getContainedPass(Index); 1196964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel Changed |= BP->doInitialization(F); 1197964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel } 1198964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1199964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel return Changed; 1200964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel} 1201964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1202e70a6835c447e8dd2ea368485088783e7995ea8fDuncan Sandsbool BBPassManager::doFinalization(Function &F) { 1203964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel bool Changed = false; 1204964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 12051554c8545651350569f08dc7370189da1a7e5814Devang Patel for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) { 12061554c8545651350569f08dc7370189da1a7e5814Devang Patel BasicBlockPass *BP = getContainedPass(Index); 1207964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel Changed |= BP->doFinalization(F); 1208964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel } 1209964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1210964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel return Changed; 1211964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel} 1212964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1213964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 121406e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel//===----------------------------------------------------------------------===// 12153162691f69f85f740bc28f3ddca39b166d35187cDevang Patel// FunctionPassManager implementation 121606e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel 1217c63592b19ecd54a1318a19d87b5c0bd85f172a4fDevang Patel/// Create new Function pass manager 12183162691f69f85f740bc28f3ddca39b166d35187cDevang PatelFunctionPassManager::FunctionPassManager(ModuleProvider *P) { 12195f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel FPM = new FunctionPassManagerImpl(0); 1220dff33ef8e863241193463fd0129657c5ebce4d58Devang Patel // FPM is the top level manager. 1221dff33ef8e863241193463fd0129657c5ebce4d58Devang Patel FPM->setTopLevelManager(FPM); 1222b920bd85adba95553568cef6a7078ee2509ab804Devang Patel 122359ef015c65cecee948d1cf13812c5d0b47cb792aDan Gohman AnalysisResolver *AR = new AnalysisResolver(*FPM); 1224b920bd85adba95553568cef6a7078ee2509ab804Devang Patel FPM->setResolver(AR); 1225b920bd85adba95553568cef6a7078ee2509ab804Devang Patel 1226cc132cd9feef765fe70284183c0f997b4faa5483Devang Patel MP = P; 1227cc132cd9feef765fe70284183c0f997b4faa5483Devang Patel} 1228cc132cd9feef765fe70284183c0f997b4faa5483Devang Patel 12293162691f69f85f740bc28f3ddca39b166d35187cDevang PatelFunctionPassManager::~FunctionPassManager() { 123037a6f7966c39f69a92419d37949a94a758c29e90Devang Patel delete FPM; 123137a6f7966c39f69a92419d37949a94a758c29e90Devang Patel} 123237a6f7966c39f69a92419d37949a94a758c29e90Devang Patel 1233c63592b19ecd54a1318a19d87b5c0bd85f172a4fDevang Patel/// add - Add a pass to the queue of passes to run. This passes 1234c63592b19ecd54a1318a19d87b5c0bd85f172a4fDevang Patel/// ownership of the Pass to the PassManager. When the 1235c63592b19ecd54a1318a19d87b5c0bd85f172a4fDevang Patel/// PassManager_X is destroyed, the pass will be destroyed as well, so 1236c63592b19ecd54a1318a19d87b5c0bd85f172a4fDevang Patel/// there is no need to delete the pass. (TODO delete passes.) 1237c63592b19ecd54a1318a19d87b5c0bd85f172a4fDevang Patel/// This implies that all passes MUST be allocated with 'new'. 12383162691f69f85f740bc28f3ddca39b166d35187cDevang Patelvoid FunctionPassManager::add(Pass *P) { 1239c63592b19ecd54a1318a19d87b5c0bd85f172a4fDevang Patel FPM->add(P); 1240c63592b19ecd54a1318a19d87b5c0bd85f172a4fDevang Patel} 1241c63592b19ecd54a1318a19d87b5c0bd85f172a4fDevang Patel 1242214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel/// run - Execute all of the passes scheduled for execution. Keep 1243214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel/// track of whether any of the passes modifies the function, and if 1244214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel/// so, return true. 1245214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel/// 12463162691f69f85f740bc28f3ddca39b166d35187cDevang Patelbool FunctionPassManager::run(Function &F) { 1247214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel std::string errstr; 1248214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel if (MP->materializeFunction(&F, &errstr)) { 1249a99be51bf5cdac1438069d4b01766c47704961c8Gabor Greif cerr << "Error reading bitcode file: " << errstr << "\n"; 1250214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel abort(); 1251214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel } 1252c475692c5ee2f9c0c6988b7ec28768ef6690bfb0Devang Patel return FPM->run(F); 1253214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel} 1254214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel 1255214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel 12563799f97d539f6c288d169063e1b335917fafcffbDevang Patel/// doInitialization - Run all of the initializers for the function passes. 12573799f97d539f6c288d169063e1b335917fafcffbDevang Patel/// 12583162691f69f85f740bc28f3ddca39b166d35187cDevang Patelbool FunctionPassManager::doInitialization() { 12593799f97d539f6c288d169063e1b335917fafcffbDevang Patel return FPM->doInitialization(*MP->getModule()); 12603799f97d539f6c288d169063e1b335917fafcffbDevang Patel} 12613799f97d539f6c288d169063e1b335917fafcffbDevang Patel 1262209ee187c92db27e7b38bef26a14f3b257bc2744Dan Gohman/// doFinalization - Run all of the finalizers for the function passes. 12633799f97d539f6c288d169063e1b335917fafcffbDevang Patel/// 12643162691f69f85f740bc28f3ddca39b166d35187cDevang Patelbool FunctionPassManager::doFinalization() { 12653799f97d539f6c288d169063e1b335917fafcffbDevang Patel return FPM->doFinalization(*MP->getModule()); 12663799f97d539f6c288d169063e1b335917fafcffbDevang Patel} 12673799f97d539f6c288d169063e1b335917fafcffbDevang Patel 126806e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel//===----------------------------------------------------------------------===// 12695f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// FunctionPassManagerImpl implementation 12705f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// 1271e70a6835c447e8dd2ea368485088783e7995ea8fDuncan Sandsbool FunctionPassManagerImpl::doInitialization(Module &M) { 12725f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel bool Changed = false; 12735f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 1274d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner for (unsigned Index = 0; Index < getNumContainedManagers(); ++Index) 1275d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner Changed |= getContainedManager(Index)->doInitialization(M); 12765f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 12775f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel return Changed; 12785f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel} 12795f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 1280e70a6835c447e8dd2ea368485088783e7995ea8fDuncan Sandsbool FunctionPassManagerImpl::doFinalization(Module &M) { 12815f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel bool Changed = false; 12825f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 1283d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner for (unsigned Index = 0; Index < getNumContainedManagers(); ++Index) 1284d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner Changed |= getContainedManager(Index)->doFinalization(M); 12855f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 12865f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel return Changed; 12875f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel} 12885f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 12899dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel/// cleanup - After running all passes, clean up pass manager cache. 12909dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patelvoid FPPassManager::cleanup() { 12919dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) { 12929dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel FunctionPass *FP = getContainedPass(Index); 12939dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel AnalysisResolver *AR = FP->getResolver(); 12949dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel assert(AR && "Analysis Resolver is not set"); 12959dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel AR->clearAnalysisImpls(); 12969dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel } 12979dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel} 12989dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel 12991970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwinvoid FunctionPassManagerImpl::releaseMemoryOnTheFly() { 13001970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin if (!wasRun) 13011970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin return; 13021970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin for (unsigned Index = 0; Index < getNumContainedManagers(); ++Index) { 13031970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin FPPassManager *FPPM = getContainedManager(Index); 13041970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin for (unsigned Index = 0; Index < FPPM->getNumContainedPasses(); ++Index) { 13051970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin FPPM->getContainedPass(Index)->releaseMemory(); 13061970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin } 13071970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin } 13081970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin} 13091970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin 13105f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// Execute all the passes managed by this top level manager. 13115f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// Return true if any function is modified by a pass. 13125f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patelbool FunctionPassManagerImpl::run(Function &F) { 13135f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel bool Changed = false; 13145f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel TimingInfo::createTheTimeInfo(); 13155f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 13165f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel dumpArguments(); 13175f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel dumpPasses(); 13185f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 13191336a6bf06e64a096217628d2cc9644e48a5d7d6Devang Patel initializeAllAnalysisInfo(); 1320d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner for (unsigned Index = 0; Index < getNumContainedManagers(); ++Index) 1321d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner Changed |= getContainedManager(Index)->runOnFunction(F); 13229dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel 13239dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel for (unsigned Index = 0; Index < getNumContainedManagers(); ++Index) 13249dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel getContainedManager(Index)->cleanup(); 13259dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel 13261970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin wasRun = true; 13275f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel return Changed; 13285f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel} 13295f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 13305f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel//===----------------------------------------------------------------------===// 13315f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// FPPassManager implementation 1332448d27cd795dc273249f123444509403f4fa4facDevang Patel 13331997473cf72957d0e70322e2fe6fe2ab141c58a6Devang Patelchar FPPassManager::ID = 0; 1334ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel/// Print passes managed by this manager 1335ab7752c1496c2913793305ba4b989a551c5617e1Devang Patelvoid FPPassManager::dumpPassStructure(unsigned Offset) { 1336ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel llvm::cerr << std::string(Offset*2, ' ') << "FunctionPass Manager\n"; 1337ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) { 1338ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel FunctionPass *FP = getContainedPass(Index); 1339ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel FP->dumpPassStructure(Offset + 1); 1340ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel dumpLastUses(FP, Offset+1); 1341ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel } 1342ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel} 1343ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel 1344ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel 1345448d27cd795dc273249f123444509403f4fa4facDevang Patel/// Execute all of the passes scheduled for execution by invoking 1346448d27cd795dc273249f123444509403f4fa4facDevang Patel/// runOnFunction method. Keep track of whether any of the passes modifies 1347448d27cd795dc273249f123444509403f4fa4facDevang Patel/// the function, and if so, return true. 13485f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patelbool FPPassManager::runOnFunction(Function &F) { 1349f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner if (F.isDeclaration()) 1350f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner return false; 1351214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel 1352214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel bool Changed = false; 13531fbe2c9964d57b2a58235541175f069ae491a95eDevang Patel 1354bed7e6849823042c442e7e88dba5d41f68982815Devang Patel // Collect inherited analysis from Module level pass manager. 1355bed7e6849823042c442e7e88dba5d41f68982815Devang Patel populateInheritedAnalysis(TPM->activeStack); 13561fbe2c9964d57b2a58235541175f069ae491a95eDevang Patel 13571554c8545651350569f08dc7370189da1a7e5814Devang Patel for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) { 13581554c8545651350569f08dc7370189da1a7e5814Devang Patel FunctionPass *FP = getContainedPass(Index); 13591554c8545651350569f08dc7370189da1a7e5814Devang Patel 13606b4af744b844ba5cf319614b6a27d213548706eeDevang Patel dumpPassInfo(FP, EXECUTION_MSG, ON_FUNCTION_MSG, F.getNameStart()); 13610dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner dumpRequiredSet(FP); 1362693a74e4ee34e2058dab7121c17c98ec59258a8aDevang Patel 13631554c8545651350569f08dc7370189da1a7e5814Devang Patel initializeAnalysisImpl(FP); 13648e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel 1365d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner { 1366d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner PassManagerPrettyStackEntry X(FP, F); 1367d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner 1368d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner if (TheTimeInfo) TheTimeInfo->passStarted(FP); 1369d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner Changed |= FP->runOnFunction(F); 1370d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner if (TheTimeInfo) TheTimeInfo->passEnded(FP); 1371d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner } 1372693a74e4ee34e2058dab7121c17c98ec59258a8aDevang Patel 13737f99761143cdf1ad23729708e3dcaa055b189406Devang Patel if (Changed) 13746b4af744b844ba5cf319614b6a27d213548706eeDevang Patel dumpPassInfo(FP, MODIFICATION_MSG, ON_FUNCTION_MSG, F.getNameStart()); 13750dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner dumpPreservedSet(FP); 1376693a74e4ee34e2058dab7121c17c98ec59258a8aDevang Patel 137758e0ef1e90c3f6dbae213612b44e56f7d6d65ea7Devang Patel verifyPreservedAnalysis(FP); 13781554c8545651350569f08dc7370189da1a7e5814Devang Patel removeNotPreservedAnalysis(FP); 13791554c8545651350569f08dc7370189da1a7e5814Devang Patel recordAvailableAnalysis(FP); 13806b4af744b844ba5cf319614b6a27d213548706eeDevang Patel removeDeadPasses(FP, F.getNameStart(), ON_FUNCTION_MSG); 13815b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel 1382844a3d163bc644085b1d744797da43eb9bf7ee3bDevang Patel // If dominator information is available then verify the info if requested. 13835b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel verifyDomInfo(*FP, F); 1384214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel } 1385214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel return Changed; 1386214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel} 1387214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel 13885f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patelbool FPPassManager::runOnModule(Module &M) { 13895f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel bool Changed = doInitialization(M); 13905f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 1391f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner for (Module::iterator I = M.begin(), E = M.end(); I != E; ++I) 1392f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner runOnFunction(*I); 13935f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 13945f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel return Changed |= doFinalization(M); 13955f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel} 13965f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 1397e70a6835c447e8dd2ea368485088783e7995ea8fDuncan Sandsbool FPPassManager::doInitialization(Module &M) { 13983799f97d539f6c288d169063e1b335917fafcffbDevang Patel bool Changed = false; 13993799f97d539f6c288d169063e1b335917fafcffbDevang Patel 1400d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) 1401d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner Changed |= getContainedPass(Index)->doInitialization(M); 14023799f97d539f6c288d169063e1b335917fafcffbDevang Patel 14033799f97d539f6c288d169063e1b335917fafcffbDevang Patel return Changed; 14043799f97d539f6c288d169063e1b335917fafcffbDevang Patel} 14053799f97d539f6c288d169063e1b335917fafcffbDevang Patel 1406e70a6835c447e8dd2ea368485088783e7995ea8fDuncan Sandsbool FPPassManager::doFinalization(Module &M) { 14073799f97d539f6c288d169063e1b335917fafcffbDevang Patel bool Changed = false; 14083799f97d539f6c288d169063e1b335917fafcffbDevang Patel 1409d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) 1410d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner Changed |= getContainedPass(Index)->doFinalization(M); 14113799f97d539f6c288d169063e1b335917fafcffbDevang Patel 14123799f97d539f6c288d169063e1b335917fafcffbDevang Patel return Changed; 14133799f97d539f6c288d169063e1b335917fafcffbDevang Patel} 14143799f97d539f6c288d169063e1b335917fafcffbDevang Patel 141506e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel//===----------------------------------------------------------------------===// 14165f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// MPPassManager implementation 141792c45eebf77de5d6ee84a3f18f560b83cb68e720Devang Patel 141892c45eebf77de5d6ee84a3f18f560b83cb68e720Devang Patel/// Execute all of the passes scheduled for execution by invoking 141992c45eebf77de5d6ee84a3f18f560b83cb68e720Devang Patel/// runOnModule method. Keep track of whether any of the passes modifies 142092c45eebf77de5d6ee84a3f18f560b83cb68e720Devang Patel/// the module, and if so, return true. 142192c45eebf77de5d6ee84a3f18f560b83cb68e720Devang Patelbool 14225f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang PatelMPPassManager::runOnModule(Module &M) { 142392c45eebf77de5d6ee84a3f18f560b83cb68e720Devang Patel bool Changed = false; 1424c1d6e1fc9c3a47529f417026df652f466ce67851Devang Patel 14251970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin // Initialize on-the-fly passes 14261970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin for (std::map<Pass *, FunctionPassManagerImpl *>::iterator 14271970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin I = OnTheFlyManagers.begin(), E = OnTheFlyManagers.end(); 14281970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin I != E; ++I) { 14291970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin FunctionPassManagerImpl *FPP = I->second; 14301970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin Changed |= FPP->doInitialization(M); 14311970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin } 14321970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin 14331554c8545651350569f08dc7370189da1a7e5814Devang Patel for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) { 14341554c8545651350569f08dc7370189da1a7e5814Devang Patel ModulePass *MP = getContainedPass(Index); 14351554c8545651350569f08dc7370189da1a7e5814Devang Patel 143697cf759b822818414f9604c74d3bcfe75a91520bDan Gohman dumpPassInfo(MP, EXECUTION_MSG, ON_MODULE_MSG, 143797cf759b822818414f9604c74d3bcfe75a91520bDan Gohman M.getModuleIdentifier().c_str()); 14380dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner dumpRequiredSet(MP); 1439693a74e4ee34e2058dab7121c17c98ec59258a8aDevang Patel 14401554c8545651350569f08dc7370189da1a7e5814Devang Patel initializeAnalysisImpl(MP); 14418e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel 1442d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner { 1443d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner PassManagerPrettyStackEntry X(MP, M); 1444d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner if (TheTimeInfo) TheTimeInfo->passStarted(MP); 1445d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner Changed |= MP->runOnModule(M); 1446d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner if (TheTimeInfo) TheTimeInfo->passEnded(MP); 1447d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner } 1448693a74e4ee34e2058dab7121c17c98ec59258a8aDevang Patel 14497f99761143cdf1ad23729708e3dcaa055b189406Devang Patel if (Changed) 145097cf759b822818414f9604c74d3bcfe75a91520bDan Gohman dumpPassInfo(MP, MODIFICATION_MSG, ON_MODULE_MSG, 145197cf759b822818414f9604c74d3bcfe75a91520bDan Gohman M.getModuleIdentifier().c_str()); 14520dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner dumpPreservedSet(MP); 1453e2c5ecd46a3a2c2cd11de8c5dadd5d52a2801420Chris Lattner 145458e0ef1e90c3f6dbae213612b44e56f7d6d65ea7Devang Patel verifyPreservedAnalysis(MP); 14551554c8545651350569f08dc7370189da1a7e5814Devang Patel removeNotPreservedAnalysis(MP); 14561554c8545651350569f08dc7370189da1a7e5814Devang Patel recordAvailableAnalysis(MP); 14576b4af744b844ba5cf319614b6a27d213548706eeDevang Patel removeDeadPasses(MP, M.getModuleIdentifier().c_str(), ON_MODULE_MSG); 145892c45eebf77de5d6ee84a3f18f560b83cb68e720Devang Patel } 14591970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin 14601970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin // Finalize on-the-fly passes 14611970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin for (std::map<Pass *, FunctionPassManagerImpl *>::iterator 14621970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin I = OnTheFlyManagers.begin(), E = OnTheFlyManagers.end(); 14631970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin I != E; ++I) { 14641970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin FunctionPassManagerImpl *FPP = I->second; 14651970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin // We don't know when is the last time an on-the-fly pass is run, 14661970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin // so we need to releaseMemory / finalize here 14671970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin FPP->releaseMemoryOnTheFly(); 14681970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin Changed |= FPP->doFinalization(M); 14691970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin } 147092c45eebf77de5d6ee84a3f18f560b83cb68e720Devang Patel return Changed; 147192c45eebf77de5d6ee84a3f18f560b83cb68e720Devang Patel} 147292c45eebf77de5d6ee84a3f18f560b83cb68e720Devang Patel 1473569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel/// Add RequiredPass into list of lower level passes required by pass P. 1474569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel/// RequiredPass is run on the fly by Pass Manager when P requests it 1475569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel/// through getAnalysis interface. 1476569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patelvoid MPPassManager::addLowerLevelRequiredPass(Pass *P, Pass *RequiredPass) { 1477f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(P->getPotentialPassManagerType() == PMT_ModulePassManager && 1478f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner "Unable to handle Pass that requires lower level Analysis pass"); 1479f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert((P->getPotentialPassManagerType() < 1480f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner RequiredPass->getPotentialPassManagerType()) && 1481f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner "Unable to handle Pass that requires lower level Analysis pass"); 1482569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel 1483dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel FunctionPassManagerImpl *FPP = OnTheFlyManagers[P]; 14840ed8df38c26a910bd7adbe105172b434898646f3Devang Patel if (!FPP) { 1485dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel FPP = new FunctionPassManagerImpl(0); 1486dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel // FPP is the top level manager. 1487dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel FPP->setTopLevelManager(FPP); 1488dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel 14890ed8df38c26a910bd7adbe105172b434898646f3Devang Patel OnTheFlyManagers[P] = FPP; 14900ed8df38c26a910bd7adbe105172b434898646f3Devang Patel } 1491dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel FPP->add(RequiredPass); 14920ed8df38c26a910bd7adbe105172b434898646f3Devang Patel 1493dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel // Register P as the last user of RequiredPass. 1494edbef3806777af3dfaba340801e609492e47f732Devang Patel SmallVector<Pass *, 12> LU; 1495dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel LU.push_back(RequiredPass); 1496dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel FPP->setLastUser(LU, P); 1497569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel} 14980ed8df38c26a910bd7adbe105172b434898646f3Devang Patel 14990ed8df38c26a910bd7adbe105172b434898646f3Devang Patel/// Return function pass corresponding to PassInfo PI, that is 15000ed8df38c26a910bd7adbe105172b434898646f3Devang Patel/// required by module pass MP. Instantiate analysis pass, by using 15010ed8df38c26a910bd7adbe105172b434898646f3Devang Patel/// its runOnFunction() for function F. 1502f957436254f1d20f2229e183390a4172cd4b6400Chris LattnerPass* MPPassManager::getOnTheFlyPass(Pass *MP, const PassInfo *PI, Function &F){ 1503dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel FunctionPassManagerImpl *FPP = OnTheFlyManagers[MP]; 1504f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(FPP && "Unable to find on the fly pass"); 15050ed8df38c26a910bd7adbe105172b434898646f3Devang Patel 15061970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin FPP->releaseMemoryOnTheFly(); 1507dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel FPP->run(F); 1508f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner return (dynamic_cast<PMTopLevelManager *>(FPP))->findAnalysisPass(PI); 15090ed8df38c26a910bd7adbe105172b434898646f3Devang Patel} 15100ed8df38c26a910bd7adbe105172b434898646f3Devang Patel 15110ed8df38c26a910bd7adbe105172b434898646f3Devang Patel 151206e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel//===----------------------------------------------------------------------===// 151306e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel// PassManagerImpl implementation 151437a6f7966c39f69a92419d37949a94a758c29e90Devang Patel// 1515b30803bc17a5be655b7c4ef356e75ae5524b0931Devang Patel/// run - Execute all of the passes scheduled for execution. Keep track of 1516b30803bc17a5be655b7c4ef356e75ae5524b0931Devang Patel/// whether any of the passes modifies the module, and if so, return true. 15175f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patelbool PassManagerImpl::run(Module &M) { 1518b30803bc17a5be655b7c4ef356e75ae5524b0931Devang Patel bool Changed = false; 15198e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel TimingInfo::createTheTimeInfo(); 15208e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel 1521c32cf54101ecaf336d161fecd58667870149169cDevang Patel dumpArguments(); 15225f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel dumpPasses(); 152345dc02d6f97447785ee7ffe08c36a34bc8921b0bDevang Patel 15241336a6bf06e64a096217628d2cc9644e48a5d7d6Devang Patel initializeAllAnalysisInfo(); 1525d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner for (unsigned Index = 0; Index < getNumContainedManagers(); ++Index) 1526d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner Changed |= getContainedManager(Index)->runOnModule(M); 1527b30803bc17a5be655b7c4ef356e75ae5524b0931Devang Patel return Changed; 1528b30803bc17a5be655b7c4ef356e75ae5524b0931Devang Patel} 15295a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel 153006e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel//===----------------------------------------------------------------------===// 153106e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel// PassManager implementation 153206e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel 15335a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel/// Create new pass manager 15343162691f69f85f740bc28f3ddca39b166d35187cDevang PatelPassManager::PassManager() { 15355f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel PM = new PassManagerImpl(0); 1536dff33ef8e863241193463fd0129657c5ebce4d58Devang Patel // PM is the top level manager 1537dff33ef8e863241193463fd0129657c5ebce4d58Devang Patel PM->setTopLevelManager(PM); 15385a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel} 15395a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel 15403162691f69f85f740bc28f3ddca39b166d35187cDevang PatelPassManager::~PassManager() { 154137a6f7966c39f69a92419d37949a94a758c29e90Devang Patel delete PM; 154237a6f7966c39f69a92419d37949a94a758c29e90Devang Patel} 154337a6f7966c39f69a92419d37949a94a758c29e90Devang Patel 15445a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel/// add - Add a pass to the queue of passes to run. This passes ownership of 15455a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel/// the Pass to the PassManager. When the PassManager is destroyed, the pass 15465a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel/// will be destroyed as well, so there is no need to delete the pass. This 15475a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel/// implies that all passes MUST be allocated with 'new'. 1548f957436254f1d20f2229e183390a4172cd4b6400Chris Lattnervoid PassManager::add(Pass *P) { 15495a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel PM->add(P); 15505a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel} 15515a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel 15525a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel/// run - Execute all of the passes scheduled for execution. Keep track of 15535a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel/// whether any of the passes modifies the module, and if so, return true. 1554f957436254f1d20f2229e183390a4172cd4b6400Chris Lattnerbool PassManager::run(Module &M) { 15555a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel return PM->run(M); 15565a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel} 15575a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel 15588e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel//===----------------------------------------------------------------------===// 15598e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel// TimingInfo Class - This class is used to calculate information about the 15608e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel// amount of time each pass takes to execute. This only happens with 15618e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel// -time-passes is enabled on the command line. 15628e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel// 15638e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patelbool llvm::TimePassesIsEnabled = false; 15648e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patelstatic cl::opt<bool,true> 15658e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang PatelEnableTiming("time-passes", cl::location(TimePassesIsEnabled), 15668e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel cl::desc("Time each pass, printing elapsed time for each on exit")); 15678e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel 15688e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel// createTheTimeInfo - This method either initializes the TheTimeInfo pointer to 15698e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel// a non null value (if the -time-passes option is enabled) or it leaves it 15708e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel// null. It may be called multiple times. 15718e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patelvoid TimingInfo::createTheTimeInfo() { 15728e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel if (!TimePassesIsEnabled || TheTimeInfo) return; 15738e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel 15748e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel // Constructed the first time this is called, iff -time-passes is enabled. 15758e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel // This guarantees that the object will be constructed before static globals, 15768e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel // thus it will be destroyed before them. 15778e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel static ManagedStatic<TimingInfo> TTI; 15788e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel TheTimeInfo = &*TTI; 15798e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel} 15808e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel 1581c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel/// If TimingInfo is enabled then start pass timer. 1582c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patelvoid StartPassTimer(Pass *P) { 1583c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel if (TheTimeInfo) 1584c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel TheTimeInfo->passStarted(P); 1585c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel} 1586c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel 1587c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel/// If TimingInfo is enabled then stop pass timer. 1588c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patelvoid StopPassTimer(Pass *P) { 1589c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel if (TheTimeInfo) 1590c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel TheTimeInfo->passEnded(P); 1591c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel} 1592c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel 159309e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel//===----------------------------------------------------------------------===// 159409e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel// PMStack implementation 159509e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel// 159636bcb82c3f7acd7cc3a79f51102c5995db2fb723Devang Patel 159709e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel// Pop Pass Manager from the stack and clear its analysis info. 159809e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patelvoid PMStack::pop() { 159909e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 160009e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel PMDataManager *Top = this->top(); 160109e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel Top->initializeAnalysisInfo(); 160209e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 160309e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel S.pop_back(); 160409e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel} 160509e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 160609e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel// Push PM on the stack and set its top level manager. 1607c2f12ab5e5258a949c0cfff074bf57fe0c08d4e5Dan Gohmanvoid PMStack::push(PMDataManager *PM) { 1608f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(PM && "Unable to push. Pass Manager expected"); 160909e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 1610f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner if (!this->empty()) { 1611f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner PMTopLevelManager *TPM = this->top()->getTopLevelManager(); 161297149737f27457b0411e49af3e4539688e29848fDevang Patel 1613f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(TPM && "Unable to find top level manager"); 161497149737f27457b0411e49af3e4539688e29848fDevang Patel TPM->addIndirectPassManager(PM); 161597149737f27457b0411e49af3e4539688e29848fDevang Patel PM->setTopLevelManager(TPM); 161697149737f27457b0411e49af3e4539688e29848fDevang Patel } 161797149737f27457b0411e49af3e4539688e29848fDevang Patel 161897149737f27457b0411e49af3e4539688e29848fDevang Patel S.push_back(PM); 161997149737f27457b0411e49af3e4539688e29848fDevang Patel} 162009e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 162197149737f27457b0411e49af3e4539688e29848fDevang Patel// Dump content of the pass manager stack. 162297149737f27457b0411e49af3e4539688e29848fDevang Patelvoid PMStack::dump() { 1623f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner for (std::deque<PMDataManager *>::iterator I = S.begin(), 1624f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner E = S.end(); I != E; ++I) 1625f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner printf("%s ", dynamic_cast<Pass *>(*I)->getPassName()); 1626f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner 162797149737f27457b0411e49af3e4539688e29848fDevang Patel if (!S.empty()) 1628fc23bc799d18a1316579234faaf6262cedc95bc0Chris Lattner printf("\n"); 162909e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel} 163009e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 163109e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel/// Find appropriate Module Pass Manager in the PM Stack and 163209e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel/// add self into that manager. 1633be1ffc6b8d3db7b1a9d512a1d53afd075d8e58c9Devang Patelvoid ModulePass::assignPassManager(PMStack &PMS, 1634bed2946a96ecb15b0b636fa74cb26ce61b1c648eAnton Korobeynikov PassManagerType PreferredType) { 163509e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel // Find Module Pass Manager 163609e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel while(!PMS.empty()) { 163744b0d29802ea87d68648dec798fd564eb3cbaa32Devang Patel PassManagerType TopPMType = PMS.top()->getPassManagerType(); 163844b0d29802ea87d68648dec798fd564eb3cbaa32Devang Patel if (TopPMType == PreferredType) 163944b0d29802ea87d68648dec798fd564eb3cbaa32Devang Patel break; // We found desired pass manager 164044b0d29802ea87d68648dec798fd564eb3cbaa32Devang Patel else if (TopPMType > PMT_ModulePassManager) 164109e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel PMS.pop(); // Pop children pass managers 16426b9420e94392040fbe6b2af5e49adbcbc6b32615Devang Patel else 16436b9420e94392040fbe6b2af5e49adbcbc6b32615Devang Patel break; 164409e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel } 1645bd6dc7a086142fec46b28b8c1f4e75a0d9500f6dDevang Patel assert(!PMS.empty() && "Unable to find appropriate Pass Manager"); 164644b0d29802ea87d68648dec798fd564eb3cbaa32Devang Patel PMS.top()->add(this); 164709e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel} 164809e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 16499d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel/// Find appropriate Function Pass Manager or Call Graph Pass Manager 16509d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel/// in the PM Stack and add self into that manager. 1651be1ffc6b8d3db7b1a9d512a1d53afd075d8e58c9Devang Patelvoid FunctionPass::assignPassManager(PMStack &PMS, 1652bed2946a96ecb15b0b636fa74cb26ce61b1c648eAnton Korobeynikov PassManagerType PreferredType) { 165309e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 16540938f7424261cb99abaac4e5325487886e213dfbDevang Patel // Find Module Pass Manager 165509e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel while(!PMS.empty()) { 16566b9420e94392040fbe6b2af5e49adbcbc6b32615Devang Patel if (PMS.top()->getPassManagerType() > PMT_FunctionPassManager) 16576b9420e94392040fbe6b2af5e49adbcbc6b32615Devang Patel PMS.pop(); 165809e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel else 16599d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel break; 166009e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel } 16619d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel FPPassManager *FPP = dynamic_cast<FPPassManager *>(PMS.top()); 166209e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 16639d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // Create new Function Pass Manager 16649d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel if (!FPP) { 16659d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel assert(!PMS.empty() && "Unable to create Function Pass Manager"); 16669d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel PMDataManager *PMD = PMS.top(); 166797149737f27457b0411e49af3e4539688e29848fDevang Patel 16689d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // [1] Create new Function Pass Manager 16699d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel FPP = new FPPassManager(PMD->getDepth() + 1); 1670bed7e6849823042c442e7e88dba5d41f68982815Devang Patel FPP->populateInheritedAnalysis(PMS); 167197149737f27457b0411e49af3e4539688e29848fDevang Patel 16729d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // [2] Set up new manager's top level manager 16739d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel PMTopLevelManager *TPM = PMD->getTopLevelManager(); 16749d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel TPM->addIndirectPassManager(FPP); 167597149737f27457b0411e49af3e4539688e29848fDevang Patel 16769d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // [3] Assign manager to manage this new manager. This may create 16779d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // and push new managers into PMS 16780938f7424261cb99abaac4e5325487886e213dfbDevang Patel FPP->assignPassManager(PMS, PMD->getPassManagerType()); 16799d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel 16809d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // [4] Push new manager into PMS 16819d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel PMS.push(FPP); 16829d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel } 168309e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 16849d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // Assign FPP as the manager of this pass. 16859d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel FPP->add(this); 168609e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel} 168709e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 16889d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel/// Find appropriate Basic Pass Manager or Call Graph Pass Manager 16899d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel/// in the PM Stack and add self into that manager. 1690be1ffc6b8d3db7b1a9d512a1d53afd075d8e58c9Devang Patelvoid BasicBlockPass::assignPassManager(PMStack &PMS, 1691bed2946a96ecb15b0b636fa74cb26ce61b1c648eAnton Korobeynikov PassManagerType PreferredType) { 169209e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel BBPassManager *BBP = NULL; 169309e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 169497149737f27457b0411e49af3e4539688e29848fDevang Patel // Basic Pass Manager is a leaf pass manager. It does not handle 169597149737f27457b0411e49af3e4539688e29848fDevang Patel // any other pass manager. 1696fc23bc799d18a1316579234faaf6262cedc95bc0Chris Lattner if (!PMS.empty()) 169709e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel BBP = dynamic_cast<BBPassManager *>(PMS.top()); 169809e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 16999d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // If leaf manager is not Basic Block Pass manager then create new 17009d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // basic Block Pass manager. 17019d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel 17029d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel if (!BBP) { 17039d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel assert(!PMS.empty() && "Unable to create BasicBlock Pass Manager"); 17049d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel PMDataManager *PMD = PMS.top(); 17059d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel 17069d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // [1] Create new Basic Block Manager 17079d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel BBP = new BBPassManager(PMD->getDepth() + 1); 17089d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel 17099d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // [2] Set up new manager's top level manager 17109d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // Basic Block Pass Manager does not live by itself 17119d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel PMTopLevelManager *TPM = PMD->getTopLevelManager(); 17129d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel TPM->addIndirectPassManager(BBP); 171397149737f27457b0411e49af3e4539688e29848fDevang Patel 171497149737f27457b0411e49af3e4539688e29848fDevang Patel // [3] Assign manager to manage this new manager. This may create 171597149737f27457b0411e49af3e4539688e29848fDevang Patel // and push new managers into PMS 171659ef015c65cecee948d1cf13812c5d0b47cb792aDan Gohman BBP->assignPassManager(PMS); 1717531f01f878915fc51ccf5e1194a2dc8d73c207cdDevang Patel 17189d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // [4] Push new manager into PMS 17199d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel PMS.push(BBP); 17209d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel } 172109e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 17229d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // Assign BBP as the manager of this pass. 17239d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel BBP->add(this); 172409e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel} 172509e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 1726580b89992fae365fd41832f4342888eb4dbc9eb4Dan GohmanPassManagerBase::~PassManagerBase() {} 1727d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen 1728d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen/*===-- C Bindings --------------------------------------------------------===*/ 1729d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen 1730d78c0f5a7255e4347cbd82f7435c51401096652cGordon HenriksenLLVMPassManagerRef LLVMCreatePassManager() { 1731d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen return wrap(new PassManager()); 1732d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen} 1733d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen 1734d78c0f5a7255e4347cbd82f7435c51401096652cGordon HenriksenLLVMPassManagerRef LLVMCreateFunctionPassManager(LLVMModuleProviderRef P) { 1735d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen return wrap(new FunctionPassManager(unwrap(P))); 1736d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen} 1737d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen 1738d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksenint LLVMRunPassManager(LLVMPassManagerRef PM, LLVMModuleRef M) { 1739d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen return unwrap<PassManager>(PM)->run(*unwrap(M)); 1740d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen} 1741d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen 1742d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksenint LLVMInitializeFunctionPassManager(LLVMPassManagerRef FPM) { 1743d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen return unwrap<FunctionPassManager>(FPM)->doInitialization(); 1744d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen} 1745d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen 1746d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksenint LLVMRunFunctionPassManager(LLVMPassManagerRef FPM, LLVMValueRef F) { 1747d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen return unwrap<FunctionPassManager>(FPM)->run(*unwrap<Function>(F)); 1748d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen} 1749d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen 1750d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksenint LLVMFinalizeFunctionPassManager(LLVMPassManagerRef FPM) { 1751d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen return unwrap<FunctionPassManager>(FPM)->doFinalization(); 1752d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen} 1753d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen 1754d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksenvoid LLVMDisposePassManager(LLVMPassManagerRef PM) { 1755d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen delete unwrap(PM); 1756d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen} 1757