PassManager.cpp revision a782e75d487006cafffdc256b3c623307fee4dcf
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" 169450b0e1a6154192ca597ad27f8eb6e6e807f7a4Dan Gohman#include "llvm/Assembly/Writer.h" 1745dc02d6f97447785ee7ffe08c36a34bc8921b0bDevang Patel#include "llvm/Support/CommandLine.h" 18170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene#include "llvm/Support/Debug.h" 19c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel#include "llvm/Support/Timer.h" 2055fd43f90913676682487f89f27c756adb827f66Devang Patel#include "llvm/Module.h" 21ab7c09b6b6f4516a631fd6788918c237c83939afTorok Edwin#include "llvm/Support/ErrorHandling.h" 228e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel#include "llvm/Support/ManagedStatic.h" 23d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner#include "llvm/Support/raw_ostream.h" 24f005a6466af1557da10f9857cf210f946bfa2b85Owen Anderson#include "llvm/System/Mutex.h" 25e3cd5ca7e79f4359e8a101c211fc9c117eb62347Owen Anderson#include "llvm/System/Threading.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 4845dc02d6f97447785ee7ffe08c36a34bc8921b0bDevang Patelstatic cl::opt<enum PassDebugLevel> 4926426949f33e5a77fbd2fa330f7df5626e8b177dDevang PatelPassDebugging("debug-pass", cl::Hidden, 5045dc02d6f97447785ee7ffe08c36a34bc8921b0bDevang Patel cl::desc("Print PassManager debugging information"), 5145dc02d6f97447785ee7ffe08c36a34bc8921b0bDevang Patel cl::values( 52e8ff1ce7343c697ff90d940c8c5fa8fccc09220dDevang Patel clEnumVal(None , "disable debug output"), 53e8ff1ce7343c697ff90d940c8c5fa8fccc09220dDevang Patel clEnumVal(Arguments , "print pass arguments to pass to 'opt'"), 54e8ff1ce7343c697ff90d940c8c5fa8fccc09220dDevang Patel clEnumVal(Structure , "print pass structure before run()"), 55e8ff1ce7343c697ff90d940c8c5fa8fccc09220dDevang Patel clEnumVal(Executions, "print pass name before it is executed"), 56e8ff1ce7343c697ff90d940c8c5fa8fccc09220dDevang Patel clEnumVal(Details , "print pass details when it is executed"), 5745dc02d6f97447785ee7ffe08c36a34bc8921b0bDevang Patel clEnumValEnd)); 5845dc02d6f97447785ee7ffe08c36a34bc8921b0bDevang Patel} // End of llvm namespace 5945dc02d6f97447785ee7ffe08c36a34bc8921b0bDevang Patel 609554c613282c28fbe94bc8b0a5ba736f046643b8Chris Lattner/// isPassDebuggingExecutionsOrMore - Return true if -debug-pass=Executions 619554c613282c28fbe94bc8b0a5ba736f046643b8Chris Lattner/// or higher is specified. 629554c613282c28fbe94bc8b0a5ba736f046643b8Chris Lattnerbool PMDataManager::isPassDebuggingExecutionsOrMore() const { 639554c613282c28fbe94bc8b0a5ba736f046643b8Chris Lattner return PassDebugging >= Executions; 649554c613282c28fbe94bc8b0a5ba736f046643b8Chris Lattner} 659554c613282c28fbe94bc8b0a5ba736f046643b8Chris Lattner 669554c613282c28fbe94bc8b0a5ba736f046643b8Chris Lattner 679554c613282c28fbe94bc8b0a5ba736f046643b8Chris Lattner 689554c613282c28fbe94bc8b0a5ba736f046643b8Chris Lattner 69d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattnervoid PassManagerPrettyStackEntry::print(raw_ostream &OS) const { 70d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner if (V == 0 && M == 0) 71d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner OS << "Releasing pass '"; 72d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner else 73d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner OS << "Running pass '"; 74d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner 75d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner OS << P->getPassName() << "'"; 76d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner 77d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner if (M) { 78d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner OS << " on module '" << M->getModuleIdentifier() << "'.\n"; 79d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner return; 80d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner } 81d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner if (V == 0) { 82d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner OS << '\n'; 83d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner return; 84d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner } 85d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner 86ac57b128c4846bdbd82a43b0f5f04a879aa94b08Dan Gohman OS << " on "; 87d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner if (isa<Function>(V)) 88ac57b128c4846bdbd82a43b0f5f04a879aa94b08Dan Gohman OS << "function"; 89d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner else if (isa<BasicBlock>(V)) 90ac57b128c4846bdbd82a43b0f5f04a879aa94b08Dan Gohman OS << "basic block"; 91d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner else 92ac57b128c4846bdbd82a43b0f5f04a879aa94b08Dan Gohman OS << "value"; 93ac57b128c4846bdbd82a43b0f5f04a879aa94b08Dan Gohman 94ac57b128c4846bdbd82a43b0f5f04a879aa94b08Dan Gohman OS << " '"; 95ac57b128c4846bdbd82a43b0f5f04a879aa94b08Dan Gohman WriteAsOperand(OS, V, /*PrintTy=*/false, M); 96ac57b128c4846bdbd82a43b0f5f04a879aa94b08Dan Gohman OS << "'\n"; 97d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner} 98d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner 99d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner 100c2ff962bf97761a54c94d2dadb555060403d49c6Devang Patelnamespace { 1011b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 1023f5d2b58b84cb12a9520dd33921ca556d539eb4dDevang Patel//===----------------------------------------------------------------------===// 1035f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// BBPassManager 1047e601a70fcaf0a3090368425bbb339aab038d3e3Devang Patel// 1055f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel/// BBPassManager manages BasicBlockPass. It batches all the 106c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel/// pass together and sequence them to process one basic block before 107c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel/// processing next basic block. 1086726b6d75a8b679068a58cb954ba97cf9d1690baNick Lewyckyclass BBPassManager : public PMDataManager, public FunctionPass { 109c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel 110c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patelpublic: 1111997473cf72957d0e70322e2fe6fe2ab141c58a6Devang Patel static char ID; 112cdf2b3b2f88d6f961b664e3f67a8ee37b46b0d27Dan Gohman explicit BBPassManager(int Depth) 113ae73dc1448d25b02cabc7c64c86c64371453dda8Dan Gohman : PMDataManager(Depth), FunctionPass(&ID) {} 114c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel 115c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel /// Execute all of the passes scheduled for execution. Keep track of 116c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel /// whether any of the passes modifies the function, and if so, return true. 117c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel bool runOnFunction(Function &F); 118c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel 11966d72e140bf7bdfe03383bfb4d3fe53a420d147bDevang Patel /// Pass Manager itself does not invalidate any analysis info. 12066d72e140bf7bdfe03383bfb4d3fe53a420d147bDevang Patel void getAnalysisUsage(AnalysisUsage &Info) const { 12166d72e140bf7bdfe03383bfb4d3fe53a420d147bDevang Patel Info.setPreservesAll(); 12266d72e140bf7bdfe03383bfb4d3fe53a420d147bDevang Patel } 12366d72e140bf7bdfe03383bfb4d3fe53a420d147bDevang Patel 124964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel bool doInitialization(Module &M); 125964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel bool doInitialization(Function &F); 126964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel bool doFinalization(Module &M); 127964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel bool doFinalization(Function &F); 128964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1293660ecabbb85b31308f38938ce3f56f0a330a84bChris Lattner virtual PMDataManager *getAsPMDataManager() { return this; } 1303660ecabbb85b31308f38938ce3f56f0a330a84bChris Lattner virtual Pass *getAsPass() { return this; } 1313660ecabbb85b31308f38938ce3f56f0a330a84bChris Lattner 132e27ae7e44ea024ad4b73939820563373cca28228Devang Patel virtual const char *getPassName() const { 1339769cee9f74947429f2b05ed7d41d206690e350dDan Gohman return "BasicBlock Pass Manager"; 134e27ae7e44ea024ad4b73939820563373cca28228Devang Patel } 135e27ae7e44ea024ad4b73939820563373cca28228Devang Patel 136ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel // Print passes managed by this manager 137ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel void dumpPassStructure(unsigned Offset) { 138170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene llvm::dbgs() << std::string(Offset*2, ' ') << "BasicBlockPass Manager\n"; 1391554c8545651350569f08dc7370189da1a7e5814Devang Patel for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) { 1401554c8545651350569f08dc7370189da1a7e5814Devang Patel BasicBlockPass *BP = getContainedPass(Index); 1411554c8545651350569f08dc7370189da1a7e5814Devang Patel BP->dumpPassStructure(Offset + 1); 1421554c8545651350569f08dc7370189da1a7e5814Devang Patel dumpLastUses(BP, Offset+1); 143ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel } 144ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel } 1451554c8545651350569f08dc7370189da1a7e5814Devang Patel 1461554c8545651350569f08dc7370189da1a7e5814Devang Patel BasicBlockPass *getContainedPass(unsigned N) { 147f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(N < PassVector.size() && "Pass number out of range!"); 1481554c8545651350569f08dc7370189da1a7e5814Devang Patel BasicBlockPass *BP = static_cast<BasicBlockPass *>(PassVector[N]); 1491554c8545651350569f08dc7370189da1a7e5814Devang Patel return BP; 1501554c8545651350569f08dc7370189da1a7e5814Devang Patel } 15125919cb7802f2682b159a040ba07c5bd12b54efaDevang Patel 15284da80d10b472332d079c58d21aa48b82e636274Devang Patel virtual PassManagerType getPassManagerType() const { 15325919cb7802f2682b159a040ba07c5bd12b54efaDevang Patel return PMT_BasicBlockPassManager; 15425919cb7802f2682b159a040ba07c5bd12b54efaDevang Patel } 155c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel}; 156c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel 1571997473cf72957d0e70322e2fe6fe2ab141c58a6Devang Patelchar BBPassManager::ID = 0; 158ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel} 1591554c8545651350569f08dc7370189da1a7e5814Devang Patel 160ab7752c1496c2913793305ba4b989a551c5617e1Devang Patelnamespace llvm { 1615f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 1625f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel//===----------------------------------------------------------------------===// 1635f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// FunctionPassManagerImpl 1645f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// 1655f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel/// FunctionPassManagerImpl manages FPPassManagers 1665f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patelclass FunctionPassManagerImpl : public Pass, 16736bcb82c3f7acd7cc3a79f51102c5995db2fb723Devang Patel public PMDataManager, 16836bcb82c3f7acd7cc3a79f51102c5995db2fb723Devang Patel public PMTopLevelManager { 1691970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwinprivate: 1701970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin bool wasRun; 1715f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patelpublic: 1721997473cf72957d0e70322e2fe6fe2ab141c58a6Devang Patel static char ID; 173cdf2b3b2f88d6f961b664e3f67a8ee37b46b0d27Dan Gohman explicit FunctionPassManagerImpl(int Depth) : 174476e9bd1146624fa17243ae55fdb156f905ba3d4Chris Lattner Pass(PT_PassManager, &ID), PMDataManager(Depth), 1751970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin PMTopLevelManager(TLM_Function), wasRun(false) { } 1765f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 1775f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel /// add - Add a pass to the queue of passes to run. This passes ownership of 1785f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel /// the Pass to the PassManager. When the PassManager is destroyed, the pass 1795f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel /// will be destroyed as well, so there is no need to delete the pass. This 1805f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel /// implies that all passes MUST be allocated with 'new'. 1815f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel void add(Pass *P) { 1825f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel schedulePass(P); 1835f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel } 1845f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 1851970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin // Prepare for running an on the fly pass, freeing memory if needed 1861970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin // from a previous run. 1871970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin void releaseMemoryOnTheFly(); 1881970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin 1895f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel /// run - Execute all of the passes scheduled for execution. Keep track of 1905f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel /// whether any of the passes modifies the module, and if so, return true. 1915f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel bool run(Function &F); 1925f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 1935f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel /// doInitialization - Run all of the initializers for the function passes. 1945f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel /// 1955f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel bool doInitialization(Module &M); 1965f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 197209ee187c92db27e7b38bef26a14f3b257bc2744Dan Gohman /// doFinalization - Run all of the finalizers for the function passes. 1985f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel /// 1995f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel bool doFinalization(Module &M); 2005f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 2013660ecabbb85b31308f38938ce3f56f0a330a84bChris Lattner 2023660ecabbb85b31308f38938ce3f56f0a330a84bChris Lattner virtual PMDataManager *getAsPMDataManager() { return this; } 2033660ecabbb85b31308f38938ce3f56f0a330a84bChris Lattner virtual Pass *getAsPass() { return this; } 2043660ecabbb85b31308f38938ce3f56f0a330a84bChris Lattner 2055f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel /// Pass Manager itself does not invalidate any analysis info. 2065f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel void getAnalysisUsage(AnalysisUsage &Info) const { 2075f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel Info.setPreservesAll(); 2085f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel } 2095f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 2105f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel inline void addTopLevelPass(Pass *P) { 2115e664b8f7c5ba877058a3a1cdfcce8e6b7388a6aChris Lattner if (ImmutablePass *IP = P->getAsImmutablePass()) { 2125f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel // P is a immutable pass and it will be managed by this 2135f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel // top level manager. Set up analysis resolver to connect them. 214cde53d3c1e9d6a2add5de847b44818fbb1d69c20Devang Patel AnalysisResolver *AR = new AnalysisResolver(*this); 2155f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel P->setResolver(AR); 2165f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel initializeAnalysisImpl(P); 2175f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel addImmutablePass(IP); 2185f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel recordAvailableAnalysis(IP); 219a0dd987916b6e8dd445c35bdd456c55e7cd6fa3bDevang Patel } else { 220a0dd987916b6e8dd445c35bdd456c55e7cd6fa3bDevang Patel P->assignPassManager(activeStack); 2215f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel } 222a0dd987916b6e8dd445c35bdd456c55e7cd6fa3bDevang Patel 2235f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel } 2245f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 2255f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel FPPassManager *getContainedManager(unsigned N) { 226f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(N < PassManagers.size() && "Pass number out of range!"); 2275f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel FPPassManager *FP = static_cast<FPPassManager *>(PassManagers[N]); 2285f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel return FP; 2295f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel } 230c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel}; 231c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel 2321997473cf72957d0e70322e2fe6fe2ab141c58a6Devang Patelchar FunctionPassManagerImpl::ID = 0; 2337e601a70fcaf0a3090368425bbb339aab038d3e3Devang Patel//===----------------------------------------------------------------------===// 2345f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// MPPassManager 2357e601a70fcaf0a3090368425bbb339aab038d3e3Devang Patel// 2365f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel/// MPPassManager manages ModulePasses and function pass managers. 237b4b28231f792a232a7d143eed7790424846dcecaDan Gohman/// It batches all Module passes and function pass managers together and 238b4b28231f792a232a7d143eed7790424846dcecaDan Gohman/// sequences them to process one module. 2395f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patelclass MPPassManager : public Pass, public PMDataManager { 240c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patelpublic: 2411997473cf72957d0e70322e2fe6fe2ab141c58a6Devang Patel static char ID; 242cdf2b3b2f88d6f961b664e3f67a8ee37b46b0d27Dan Gohman explicit MPPassManager(int Depth) : 243476e9bd1146624fa17243ae55fdb156f905ba3d4Chris Lattner Pass(PT_PassManager, &ID), PMDataManager(Depth) { } 244693941bb6ed0389f998fe516eba6af738e951f79Devang Patel 245693941bb6ed0389f998fe516eba6af738e951f79Devang Patel // Delete on the fly managers. 246693941bb6ed0389f998fe516eba6af738e951f79Devang Patel virtual ~MPPassManager() { 247dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel for (std::map<Pass *, FunctionPassManagerImpl *>::iterator 248693941bb6ed0389f998fe516eba6af738e951f79Devang Patel I = OnTheFlyManagers.begin(), E = OnTheFlyManagers.end(); 249693941bb6ed0389f998fe516eba6af738e951f79Devang Patel I != E; ++I) { 250dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel FunctionPassManagerImpl *FPP = I->second; 251693941bb6ed0389f998fe516eba6af738e951f79Devang Patel delete FPP; 252693941bb6ed0389f998fe516eba6af738e951f79Devang Patel } 253693941bb6ed0389f998fe516eba6af738e951f79Devang Patel } 254693941bb6ed0389f998fe516eba6af738e951f79Devang Patel 255c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel /// run - Execute all of the passes scheduled for execution. Keep track of 256c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel /// whether any of the passes modifies the module, and if so, return true. 257c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel bool runOnModule(Module &M); 258be6d515f481756ff549f355e32be1ac398e141d5Devang Patel 25966d72e140bf7bdfe03383bfb4d3fe53a420d147bDevang Patel /// Pass Manager itself does not invalidate any analysis info. 26066d72e140bf7bdfe03383bfb4d3fe53a420d147bDevang Patel void getAnalysisUsage(AnalysisUsage &Info) const { 26166d72e140bf7bdfe03383bfb4d3fe53a420d147bDevang Patel Info.setPreservesAll(); 26266d72e140bf7bdfe03383bfb4d3fe53a420d147bDevang Patel } 26366d72e140bf7bdfe03383bfb4d3fe53a420d147bDevang Patel 264569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel /// Add RequiredPass into list of lower level passes required by pass P. 265569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel /// RequiredPass is run on the fly by Pass Manager when P requests it 266569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel /// through getAnalysis interface. 267569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel virtual void addLowerLevelRequiredPass(Pass *P, Pass *RequiredPass); 268569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel 2690ed8df38c26a910bd7adbe105172b434898646f3Devang Patel /// Return function pass corresponding to PassInfo PI, that is 2700ed8df38c26a910bd7adbe105172b434898646f3Devang Patel /// required by module pass MP. Instantiate analysis pass, by using 2710ed8df38c26a910bd7adbe105172b434898646f3Devang Patel /// its runOnFunction() for function F. 2720ed8df38c26a910bd7adbe105172b434898646f3Devang Patel virtual Pass* getOnTheFlyPass(Pass *MP, const PassInfo *PI, Function &F); 2730ed8df38c26a910bd7adbe105172b434898646f3Devang Patel 274e27ae7e44ea024ad4b73939820563373cca28228Devang Patel virtual const char *getPassName() const { 275e27ae7e44ea024ad4b73939820563373cca28228Devang Patel return "Module Pass Manager"; 276e27ae7e44ea024ad4b73939820563373cca28228Devang Patel } 277e27ae7e44ea024ad4b73939820563373cca28228Devang Patel 2783660ecabbb85b31308f38938ce3f56f0a330a84bChris Lattner virtual PMDataManager *getAsPMDataManager() { return this; } 2793660ecabbb85b31308f38938ce3f56f0a330a84bChris Lattner virtual Pass *getAsPass() { return this; } 2803660ecabbb85b31308f38938ce3f56f0a330a84bChris Lattner 281ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel // Print passes managed by this manager 282ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel void dumpPassStructure(unsigned Offset) { 283170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene llvm::dbgs() << std::string(Offset*2, ' ') << "ModulePass Manager\n"; 2841554c8545651350569f08dc7370189da1a7e5814Devang Patel for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) { 2851554c8545651350569f08dc7370189da1a7e5814Devang Patel ModulePass *MP = getContainedPass(Index); 2861554c8545651350569f08dc7370189da1a7e5814Devang Patel MP->dumpPassStructure(Offset + 1); 28782c32c42724f92b899287b4f34029eb1170c43f9Dan Gohman std::map<Pass *, FunctionPassManagerImpl *>::const_iterator I = 28882c32c42724f92b899287b4f34029eb1170c43f9Dan Gohman OnTheFlyManagers.find(MP); 28982c32c42724f92b899287b4f34029eb1170c43f9Dan Gohman if (I != OnTheFlyManagers.end()) 29082c32c42724f92b899287b4f34029eb1170c43f9Dan Gohman I->second->dumpPassStructure(Offset + 2); 2911554c8545651350569f08dc7370189da1a7e5814Devang Patel dumpLastUses(MP, Offset+1); 292ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel } 293ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel } 294ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel 2951554c8545651350569f08dc7370189da1a7e5814Devang Patel ModulePass *getContainedPass(unsigned N) { 296f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(N < PassVector.size() && "Pass number out of range!"); 297f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner return static_cast<ModulePass *>(PassVector[N]); 2981554c8545651350569f08dc7370189da1a7e5814Devang Patel } 2991554c8545651350569f08dc7370189da1a7e5814Devang Patel 30084da80d10b472332d079c58d21aa48b82e636274Devang Patel virtual PassManagerType getPassManagerType() const { 30184da80d10b472332d079c58d21aa48b82e636274Devang Patel return PMT_ModulePassManager; 30284da80d10b472332d079c58d21aa48b82e636274Devang Patel } 3030ed8df38c26a910bd7adbe105172b434898646f3Devang Patel 3040ed8df38c26a910bd7adbe105172b434898646f3Devang Patel private: 3050ed8df38c26a910bd7adbe105172b434898646f3Devang Patel /// Collection of on the fly FPPassManagers. These managers manage 3060ed8df38c26a910bd7adbe105172b434898646f3Devang Patel /// function passes that are required by module passes. 307dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel std::map<Pass *, FunctionPassManagerImpl *> OnTheFlyManagers; 308c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel}; 309c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel 3101997473cf72957d0e70322e2fe6fe2ab141c58a6Devang Patelchar MPPassManager::ID = 0; 3117e601a70fcaf0a3090368425bbb339aab038d3e3Devang Patel//===----------------------------------------------------------------------===// 3125f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// PassManagerImpl 3137e601a70fcaf0a3090368425bbb339aab038d3e3Devang Patel// 314794fd75c67a2cdc128d67342c6d88a504d186896Devang Patel 3155f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel/// PassManagerImpl manages MPPassManagers 3165f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patelclass PassManagerImpl : public Pass, 31736bcb82c3f7acd7cc3a79f51102c5995db2fb723Devang Patel public PMDataManager, 31836bcb82c3f7acd7cc3a79f51102c5995db2fb723Devang Patel public PMTopLevelManager { 3195a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel 3205a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patelpublic: 3211997473cf72957d0e70322e2fe6fe2ab141c58a6Devang Patel static char ID; 322cdf2b3b2f88d6f961b664e3f67a8ee37b46b0d27Dan Gohman explicit PassManagerImpl(int Depth) : 323476e9bd1146624fa17243ae55fdb156f905ba3d4Chris Lattner Pass(PT_PassManager, &ID), PMDataManager(Depth), 324476e9bd1146624fa17243ae55fdb156f905ba3d4Chris Lattner PMTopLevelManager(TLM_Pass) { } 325f72d29c540bf32b9c0e8914484cbbdeac70ee12aDevang Patel 3265a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel /// add - Add a pass to the queue of passes to run. This passes ownership of 3275a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel /// the Pass to the PassManager. When the PassManager is destroyed, the pass 3285a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel /// will be destroyed as well, so there is no need to delete the pass. This 3295a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel /// implies that all passes MUST be allocated with 'new'. 330877bfbb9ef75e7fe333d93abecaf0579780ccf54Devang Patel void add(Pass *P) { 331e61b7478e53cea3183d4aee3799a4f0977b850a0Devang Patel schedulePass(P); 332877bfbb9ef75e7fe333d93abecaf0579780ccf54Devang Patel } 3335a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel 3345a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel /// run - Execute all of the passes scheduled for execution. Keep track of 3355a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel /// whether any of the passes modifies the module, and if so, return true. 3365a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel bool run(Module &M); 3375a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel 33866d72e140bf7bdfe03383bfb4d3fe53a420d147bDevang Patel /// Pass Manager itself does not invalidate any analysis info. 33966d72e140bf7bdfe03383bfb4d3fe53a420d147bDevang Patel void getAnalysisUsage(AnalysisUsage &Info) const { 34066d72e140bf7bdfe03383bfb4d3fe53a420d147bDevang Patel Info.setPreservesAll(); 34166d72e140bf7bdfe03383bfb4d3fe53a420d147bDevang Patel } 34266d72e140bf7bdfe03383bfb4d3fe53a420d147bDevang Patel 343eb0d613ef6755f93610e08534a203c41ec14b56aDevang Patel inline void addTopLevelPass(Pass *P) { 3445e664b8f7c5ba877058a3a1cdfcce8e6b7388a6aChris Lattner if (ImmutablePass *IP = P->getAsImmutablePass()) { 345145e83dc12a3f962b999f348474ebb07a36a7b81Devang Patel // P is a immutable pass and it will be managed by this 346145e83dc12a3f962b999f348474ebb07a36a7b81Devang Patel // top level manager. Set up analysis resolver to connect them. 347cde53d3c1e9d6a2add5de847b44818fbb1d69c20Devang Patel AnalysisResolver *AR = new AnalysisResolver(*this); 348145e83dc12a3f962b999f348474ebb07a36a7b81Devang Patel P->setResolver(AR); 349689c683bccbb28b4d18a3dbe1b1c28ee6b90b17aDevang Patel initializeAnalysisImpl(P); 350c9a6293af7b433146d8f7ecf8fa494b530af9376Devang Patel addImmutablePass(IP); 351689c683bccbb28b4d18a3dbe1b1c28ee6b90b17aDevang Patel recordAvailableAnalysis(IP); 352a0dd987916b6e8dd445c35bdd456c55e7cd6fa3bDevang Patel } else { 353a0dd987916b6e8dd445c35bdd456c55e7cd6fa3bDevang Patel P->assignPassManager(activeStack); 354145e83dc12a3f962b999f348474ebb07a36a7b81Devang Patel } 355eb0d613ef6755f93610e08534a203c41ec14b56aDevang Patel } 356eb0d613ef6755f93610e08534a203c41ec14b56aDevang Patel 3573660ecabbb85b31308f38938ce3f56f0a330a84bChris Lattner virtual PMDataManager *getAsPMDataManager() { return this; } 3583660ecabbb85b31308f38938ce3f56f0a330a84bChris Lattner virtual Pass *getAsPass() { return this; } 3593660ecabbb85b31308f38938ce3f56f0a330a84bChris Lattner 3605f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel MPPassManager *getContainedManager(unsigned N) { 361f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(N < PassManagers.size() && "Pass number out of range!"); 3625f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel MPPassManager *MP = static_cast<MPPassManager *>(PassManagers[N]); 3635f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel return MP; 3645f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel } 3655a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel}; 3665a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel 3671997473cf72957d0e70322e2fe6fe2ab141c58a6Devang Patelchar PassManagerImpl::ID = 0; 368c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel} // End of llvm namespace 3698e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel 370c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patelnamespace { 371b05ef6a8eb4e06a4c3addb74d7d30eb2150049eaDevang Patel 372c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel//===----------------------------------------------------------------------===// 373d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner/// TimingInfo Class - This class is used to calculate information about the 374d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner/// amount of time each pass takes to execute. This only happens when 375d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner/// -time-passes is enabled on the command line. 376d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner/// 377f005a6466af1557da10f9857cf210f946bfa2b85Owen Anderson 3783c8031df6d555ab6dc6b629273fd8244b801e4d6Owen Andersonstatic ManagedStatic<sys::SmartMutex<true> > TimingInfoMutex; 379f005a6466af1557da10f9857cf210f946bfa2b85Owen Anderson 3806726b6d75a8b679068a58cb954ba97cf9d1690baNick Lewyckyclass TimingInfo { 381a782e75d487006cafffdc256b3c623307fee4dcfChris Lattner DenseMap<Pass*, Timer*> TimingData; 382c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel TimerGroup TG; 383c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patelpublic: 384c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel // Use 'create' member to get this. 385c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel TimingInfo() : TG("... Pass execution timing report ...") {} 386c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel 387c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel // TimingDtor - Print out information about timing information 388c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel ~TimingInfo() { 389a782e75d487006cafffdc256b3c623307fee4dcfChris Lattner // Delete all of the timers, which accumulate their info into the 390a782e75d487006cafffdc256b3c623307fee4dcfChris Lattner // TimerGroup. 391a782e75d487006cafffdc256b3c623307fee4dcfChris Lattner for (DenseMap<Pass*, Timer*>::iterator I = TimingData.begin(), 392a782e75d487006cafffdc256b3c623307fee4dcfChris Lattner E = TimingData.end(); I != E; ++I) 393a782e75d487006cafffdc256b3c623307fee4dcfChris Lattner delete I->second; 394c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel // TimerGroup is deleted next, printing the report. 395c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel } 396c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel 397c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel // createTheTimeInfo - This method either initializes the TheTimeInfo pointer 398c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel // to a non null value (if the -time-passes option is enabled) or it leaves it 399c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel // null. It may be called multiple times. 400c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel static void createTheTimeInfo(); 401c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel 402a782e75d487006cafffdc256b3c623307fee4dcfChris Lattner /// getPassTimer - Return the timer for the specified pass if it exists. 403a782e75d487006cafffdc256b3c623307fee4dcfChris Lattner Timer *getPassTimer(Pass *P) { 4043660ecabbb85b31308f38938ce3f56f0a330a84bChris Lattner if (P->getAsPMDataManager()) 4055c12adaa8b92800d835ddd5c97723c6eb5628b5bDan Gohman return 0; 406c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel 407a9d1f2c559ef4b2549e29288fe6944e68913ba0fOwen Anderson sys::SmartScopedLock<true> Lock(*TimingInfoMutex); 408a782e75d487006cafffdc256b3c623307fee4dcfChris Lattner Timer *&T = TimingData[P]; 409a782e75d487006cafffdc256b3c623307fee4dcfChris Lattner if (T == 0) 410a782e75d487006cafffdc256b3c623307fee4dcfChris Lattner T = new Timer(P->getPassName(), TG); 4110d2725ad696afb60c86076469031783669809739Chris Lattner return T; 412c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel } 413c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel}; 414c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel 415c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel} // End of anon namespace 416c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel 417844731a7f1909f55935e3514c9e713a62d67662eDan Gohmanstatic TimingInfo *TheTimeInfo; 418844731a7f1909f55935e3514c9e713a62d67662eDan Gohman 41906e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel//===----------------------------------------------------------------------===// 4201b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel// PMTopLevelManager implementation 4211b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 4228f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel/// Initialize top level manager. Create first pass manager. 423d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris LattnerPMTopLevelManager::PMTopLevelManager(enum TopLevelManagerType t) { 4248f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel if (t == TLM_Pass) { 4258f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel MPPassManager *MPP = new MPPassManager(1); 4268f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel MPP->setTopLevelManager(this); 4278f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel addPassManager(MPP); 4288f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel activeStack.push(MPP); 429d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner } else if (t == TLM_Function) { 4308f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel FPPassManager *FPP = new FPPassManager(1); 4318f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel FPP->setTopLevelManager(this); 4328f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel addPassManager(FPP); 4338f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel activeStack.push(FPP); 4348f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel } 4358f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel} 4368f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel 4371b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel/// Set pass P as the last user of the given analysis passes. 438edbef3806777af3dfaba340801e609492e47f732Devang Patelvoid PMTopLevelManager::setLastUser(SmallVector<Pass *, 12> &AnalysisPasses, 4391b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel Pass *P) { 440edbef3806777af3dfaba340801e609492e47f732Devang Patel for (SmallVector<Pass *, 12>::iterator I = AnalysisPasses.begin(), 4411b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel E = AnalysisPasses.end(); I != E; ++I) { 4421b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel Pass *AP = *I; 4431b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel LastUser[AP] = P; 444d46825c6a1fa903ad8d9ec2d1890535e3afdd8d4Devang Patel 445d46825c6a1fa903ad8d9ec2d1890535e3afdd8d4Devang Patel if (P == AP) 446d46825c6a1fa903ad8d9ec2d1890535e3afdd8d4Devang Patel continue; 447d46825c6a1fa903ad8d9ec2d1890535e3afdd8d4Devang Patel 4481b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel // If AP is the last user of other passes then make P last user of 4491b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel // such passes. 450721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel for (DenseMap<Pass *, Pass *>::iterator LUI = LastUser.begin(), 4511b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel LUE = LastUser.end(); LUI != LUE; ++LUI) { 4521b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel if (LUI->second == AP) 453721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel // DenseMap iterator is not invalidated here because 454721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel // this is just updating exisitng entry. 4551b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel LastUser[LUI->first] = P; 4561b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel } 4571b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel } 4581b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel} 4591b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 4601b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel/// Collect passes whose last user is P 461edbef3806777af3dfaba340801e609492e47f732Devang Patelvoid PMTopLevelManager::collectLastUses(SmallVector<Pass *, 12> &LastUses, 462721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel Pass *P) { 463721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel DenseMap<Pass *, SmallPtrSet<Pass *, 8> >::iterator DMI = 464721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel InversedLastUser.find(P); 465721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel if (DMI == InversedLastUser.end()) 466721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel return; 467721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel 468721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel SmallPtrSet<Pass *, 8> &LU = DMI->second; 469721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel for (SmallPtrSet<Pass *, 8>::iterator I = LU.begin(), 470721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel E = LU.end(); I != E; ++I) { 471721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel LastUses.push_back(*I); 472721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel } 473721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel 4741b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel} 4751b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 4763b8a90686adb3d0adaa4389e7b7900570a235e03Devang PatelAnalysisUsage *PMTopLevelManager::findAnalysisUsage(Pass *P) { 4773b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel AnalysisUsage *AnUsage = NULL; 4783b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel DenseMap<Pass *, AnalysisUsage *>::iterator DMI = AnUsageMap.find(P); 4793b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel if (DMI != AnUsageMap.end()) 4803b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel AnUsage = DMI->second; 4813b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel else { 4823b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel AnUsage = new AnalysisUsage(); 4833b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel P->getAnalysisUsage(*AnUsage); 4843b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel AnUsageMap[P] = AnUsage; 4853b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel } 4863b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel return AnUsage; 4873b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel} 4883b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel 4891b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel/// Schedule pass P for execution. Make sure that passes required by 4901b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel/// P are run before P is run. Update analysis info maintained by 4911b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel/// the manager. Remove dead passes. This is a recursive function. 4921b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patelvoid PMTopLevelManager::schedulePass(Pass *P) { 4931b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 4949d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // TODO : Allocate function manager for this pass, other wise required set 4959d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // may be inserted into previous function manager 4961b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 49722a1cf9d3a5c829d260bcf44ffe6b34ecf16076cDevang Patel // Give pass a chance to prepare the stage. 49822a1cf9d3a5c829d260bcf44ffe6b34ecf16076cDevang Patel P->preparePassManager(activeStack); 49922a1cf9d3a5c829d260bcf44ffe6b34ecf16076cDevang Patel 5001cee94f04111cfd7114979d6dfddce2669c9380dDevang Patel // If P is an analysis pass and it is available then do not 5011cee94f04111cfd7114979d6dfddce2669c9380dDevang Patel // generate the analysis again. Stale analysis info should not be 5021cee94f04111cfd7114979d6dfddce2669c9380dDevang Patel // available at this point. 503c758209153ca0f6da6737f25ada269c573fba456Devang Patel if (P->getPassInfo() && 504641397f2ef0a155159e1085bf594c1535485e3a3Nuno Lopes P->getPassInfo()->isAnalysis() && findAnalysisPass(P->getPassInfo())) { 505641397f2ef0a155159e1085bf594c1535485e3a3Nuno Lopes delete P; 506c7fe32e840758baa9ce4f93c321b508a69b98262Devang Patel return; 507641397f2ef0a155159e1085bf594c1535485e3a3Nuno Lopes } 5081cee94f04111cfd7114979d6dfddce2669c9380dDevang Patel 5093b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel AnalysisUsage *AnUsage = findAnalysisUsage(P); 5103b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel 511488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel bool checkAnalysis = true; 512488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel while (checkAnalysis) { 513488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel checkAnalysis = false; 514488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel 515488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel const AnalysisUsage::VectorType &RequiredSet = AnUsage->getRequiredSet(); 516488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel for (AnalysisUsage::VectorType::const_iterator I = RequiredSet.begin(), 517488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel E = RequiredSet.end(); I != E; ++I) { 518488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel 519488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel Pass *AnalysisPass = findAnalysisPass(*I); 520488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel if (!AnalysisPass) { 521488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel AnalysisPass = (*I)->createPass(); 522488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel if (P->getPotentialPassManagerType () == 523488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel AnalysisPass->getPotentialPassManagerType()) 524488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel // Schedule analysis pass that is managed by the same pass manager. 525488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel schedulePass(AnalysisPass); 526488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel else if (P->getPotentialPassManagerType () > 527488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel AnalysisPass->getPotentialPassManagerType()) { 528488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel // Schedule analysis pass that is managed by a new manager. 529488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel schedulePass(AnalysisPass); 530488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel // Recheck analysis passes to ensure that required analysises that 531488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel // are already checked are still available. 532488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel checkAnalysis = true; 533488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel } 534488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel else 535488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel // Do not schedule this analysis. Lower level analsyis 536488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel // passes are run on the fly. 537488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel delete AnalysisPass; 538488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel } 5391b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel } 5401b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel } 5411b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 5421b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel // Now all required passes are available. 5431b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel addTopLevelPass(P); 5441b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel} 5451b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 5461b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel/// Find the pass that implements Analysis AID. Search immutable 5471b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel/// passes and all pass managers. If desired pass is not found 5481b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel/// then return NULL. 5491b8d015066dca364a1b11b6dbe5b80248b111cd5Devang PatelPass *PMTopLevelManager::findAnalysisPass(AnalysisID AID) { 5501b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 5511b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel Pass *P = NULL; 552d0fa16c33615bb6f21685c4e4e3d948ac6780160Devang Patel // Check pass managers 55378766ff67cb9222a2dd5e2cda2e1488b5288a79dDevang Patel for (SmallVector<PMDataManager *, 8>::iterator I = PassManagers.begin(), 554d0fa16c33615bb6f21685c4e4e3d948ac6780160Devang Patel E = PassManagers.end(); P == NULL && I != E; ++I) { 5550961ec1afe336a0a4f523455c25f5d5edc8d3ee1Dan Gohman PMDataManager *PMD = *I; 556d0fa16c33615bb6f21685c4e4e3d948ac6780160Devang Patel P = PMD->findAnalysisPass(AID, false); 557d0fa16c33615bb6f21685c4e4e3d948ac6780160Devang Patel } 558d0fa16c33615bb6f21685c4e4e3d948ac6780160Devang Patel 559d0fa16c33615bb6f21685c4e4e3d948ac6780160Devang Patel // Check other pass managers 560f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner for (SmallVector<PMDataManager *, 8>::iterator 561f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner I = IndirectPassManagers.begin(), 562d0fa16c33615bb6f21685c4e4e3d948ac6780160Devang Patel E = IndirectPassManagers.end(); P == NULL && I != E; ++I) 563d0fa16c33615bb6f21685c4e4e3d948ac6780160Devang Patel P = (*I)->findAnalysisPass(AID, false); 564d0fa16c33615bb6f21685c4e4e3d948ac6780160Devang Patel 56578766ff67cb9222a2dd5e2cda2e1488b5288a79dDevang Patel for (SmallVector<ImmutablePass *, 8>::iterator I = ImmutablePasses.begin(), 5661b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel E = ImmutablePasses.end(); P == NULL && I != E; ++I) { 5671b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel const PassInfo *PI = (*I)->getPassInfo(); 5681b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel if (PI == AID) 5691b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel P = *I; 5701b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 5711b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel // If Pass not found then check the interfaces implemented by Immutable Pass 5721b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel if (!P) { 57397cf759b822818414f9604c74d3bcfe75a91520bDan Gohman const std::vector<const PassInfo*> &ImmPI = 57497cf759b822818414f9604c74d3bcfe75a91520bDan Gohman PI->getInterfacesImplemented(); 5751a8038636c2998e37f2130b0ab89a3686d9c1f48Devang Patel if (std::find(ImmPI.begin(), ImmPI.end(), AID) != ImmPI.end()) 5761a8038636c2998e37f2130b0ab89a3686d9c1f48Devang Patel P = *I; 5771b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel } 5781b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel } 5791b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 5801b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel return P; 5811b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel} 5821b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 583ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel// Print passes managed by this top level manager. 584a52035a062edf9bfbf95c92c615219b647042c17Devang Patelvoid PMTopLevelManager::dumpPasses() const { 585ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel 58626426949f33e5a77fbd2fa330f7df5626e8b177dDevang Patel if (PassDebugging < Structure) 5875f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel return; 5885f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 589ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel // Print out the immutable passes 590ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel for (unsigned i = 0, e = ImmutablePasses.size(); i != e; ++i) { 591ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel ImmutablePasses[i]->dumpPassStructure(0); 592ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel } 593ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel 5940961ec1afe336a0a4f523455c25f5d5edc8d3ee1Dan Gohman // Every class that derives from PMDataManager also derives from Pass 5950961ec1afe336a0a4f523455c25f5d5edc8d3ee1Dan Gohman // (sometimes indirectly), but there's no inheritance relationship 5963660ecabbb85b31308f38938ce3f56f0a330a84bChris Lattner // between PMDataManager and Pass, so we have to getAsPass to get 5970961ec1afe336a0a4f523455c25f5d5edc8d3ee1Dan Gohman // from a PMDataManager* to a Pass*. 59878766ff67cb9222a2dd5e2cda2e1488b5288a79dDevang Patel for (SmallVector<PMDataManager *, 8>::const_iterator I = PassManagers.begin(), 599ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel E = PassManagers.end(); I != E; ++I) 6003660ecabbb85b31308f38938ce3f56f0a330a84bChris Lattner (*I)->getAsPass()->dumpPassStructure(1); 601ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel} 602ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel 603a52035a062edf9bfbf95c92c615219b647042c17Devang Patelvoid PMTopLevelManager::dumpArguments() const { 604c32cf54101ecaf336d161fecd58667870149169cDevang Patel 60526426949f33e5a77fbd2fa330f7df5626e8b177dDevang Patel if (PassDebugging < Arguments) 606c32cf54101ecaf336d161fecd58667870149169cDevang Patel return; 607c32cf54101ecaf336d161fecd58667870149169cDevang Patel 608170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << "Pass Arguments: "; 60978766ff67cb9222a2dd5e2cda2e1488b5288a79dDevang Patel for (SmallVector<PMDataManager *, 8>::const_iterator I = PassManagers.begin(), 610d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner E = PassManagers.end(); I != E; ++I) 611d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner (*I)->dumpPassArguments(); 612170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << "\n"; 613c32cf54101ecaf336d161fecd58667870149169cDevang Patel} 614c32cf54101ecaf336d161fecd58667870149169cDevang Patel 6151336a6bf06e64a096217628d2cc9644e48a5d7d6Devang Patelvoid PMTopLevelManager::initializeAllAnalysisInfo() { 61678766ff67cb9222a2dd5e2cda2e1488b5288a79dDevang Patel for (SmallVector<PMDataManager *, 8>::iterator I = PassManagers.begin(), 617d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner E = PassManagers.end(); I != E; ++I) 618d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner (*I)->initializeAnalysisInfo(); 6191336a6bf06e64a096217628d2cc9644e48a5d7d6Devang Patel 6201336a6bf06e64a096217628d2cc9644e48a5d7d6Devang Patel // Initailize other pass managers 62178766ff67cb9222a2dd5e2cda2e1488b5288a79dDevang Patel for (SmallVector<PMDataManager *, 8>::iterator I = IndirectPassManagers.begin(), 6221336a6bf06e64a096217628d2cc9644e48a5d7d6Devang Patel E = IndirectPassManagers.end(); I != E; ++I) 6231336a6bf06e64a096217628d2cc9644e48a5d7d6Devang Patel (*I)->initializeAnalysisInfo(); 624721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel 625f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner for (DenseMap<Pass *, Pass *>::iterator DMI = LastUser.begin(), 626721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel DME = LastUser.end(); DMI != DME; ++DMI) { 627721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel DenseMap<Pass *, SmallPtrSet<Pass *, 8> >::iterator InvDMI = 628721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel InversedLastUser.find(DMI->second); 629721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel if (InvDMI != InversedLastUser.end()) { 630721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel SmallPtrSet<Pass *, 8> &L = InvDMI->second; 631721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel L.insert(DMI->first); 632721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel } else { 633721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel SmallPtrSet<Pass *, 8> L; L.insert(DMI->first); 634721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel InversedLastUser[DMI->second] = L; 635721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel } 636721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel } 6371336a6bf06e64a096217628d2cc9644e48a5d7d6Devang Patel} 6381336a6bf06e64a096217628d2cc9644e48a5d7d6Devang Patel 639ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel/// Destructor 640ab7752c1496c2913793305ba4b989a551c5617e1Devang PatelPMTopLevelManager::~PMTopLevelManager() { 64178766ff67cb9222a2dd5e2cda2e1488b5288a79dDevang Patel for (SmallVector<PMDataManager *, 8>::iterator I = PassManagers.begin(), 642ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel E = PassManagers.end(); I != E; ++I) 643ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel delete *I; 644ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel 64578766ff67cb9222a2dd5e2cda2e1488b5288a79dDevang Patel for (SmallVector<ImmutablePass *, 8>::iterator 646ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel I = ImmutablePasses.begin(), E = ImmutablePasses.end(); I != E; ++I) 647ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel delete *I; 6483b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel 6493b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel for (DenseMap<Pass *, AnalysisUsage *>::iterator DMI = AnUsageMap.begin(), 650f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner DME = AnUsageMap.end(); DMI != DME; ++DMI) 651f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner delete DMI->second; 652ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel} 653ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel 6541b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel//===----------------------------------------------------------------------===// 655419f0e95d698109541ad730cb45ba4caca78f458Devang Patel// PMDataManager implementation 656889739c4d188d28c167644bced9df0f3131317d7Devang Patel 657b8526162551a3fbcf787e01d82ef44b69f879e01Devang Patel/// Augement AvailableAnalysis by adding analysis made available by pass P. 658f32b4dd13e421b3ad4696f984cb2043ce64e19cbDevang Patelvoid PMDataManager::recordAvailableAnalysis(Pass *P) { 659f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner const PassInfo *PI = P->getPassInfo(); 660f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner if (PI == 0) return; 661f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner 662f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner AvailableAnalysis[PI] = P; 663b8526162551a3fbcf787e01d82ef44b69f879e01Devang Patel 664f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner //This pass is the current implementation of all of the interfaces it 665f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner //implements as well. 666f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner const std::vector<const PassInfo*> &II = PI->getInterfacesImplemented(); 667f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner for (unsigned i = 0, e = II.size(); i != e; ++i) 668f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner AvailableAnalysis[II[i]] = P; 669b8526162551a3fbcf787e01d82ef44b69f879e01Devang Patel} 670b8526162551a3fbcf787e01d82ef44b69f879e01Devang Patel 6717b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel// Return true if P preserves high level analysis used by other 6727b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel// passes managed by this manager 6737b65dd91c156590c03847152a202bf7aa9b0c556Devang Patelbool PMDataManager::preserveHigherLevelAnalysis(Pass *P) { 6743b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel AnalysisUsage *AnUsage = TPM->findAnalysisUsage(P); 6753b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel if (AnUsage->getPreservesAll()) 6767b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel return true; 6777b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel 6783b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel const AnalysisUsage::VectorType &PreservedSet = AnUsage->getPreservedSet(); 67978766ff67cb9222a2dd5e2cda2e1488b5288a79dDevang Patel for (SmallVector<Pass *, 8>::iterator I = HigherLevelAnalysis.begin(), 6807b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel E = HigherLevelAnalysis.end(); I != E; ++I) { 6817b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel Pass *P1 = *I; 6825e664b8f7c5ba877058a3a1cdfcce8e6b7388a6aChris Lattner if (P1->getAsImmutablePass() == 0 && 68397cf759b822818414f9604c74d3bcfe75a91520bDan Gohman std::find(PreservedSet.begin(), PreservedSet.end(), 68497cf759b822818414f9604c74d3bcfe75a91520bDan Gohman P1->getPassInfo()) == 685d46825c6a1fa903ad8d9ec2d1890535e3afdd8d4Devang Patel PreservedSet.end()) 686d46825c6a1fa903ad8d9ec2d1890535e3afdd8d4Devang Patel return false; 6877b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel } 6887b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel 6897b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel return true; 6907b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel} 6917b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel 692e2c5ecd46a3a2c2cd11de8c5dadd5d52a2801420Chris Lattner/// verifyPreservedAnalysis -- Verify analysis preserved by pass P. 69358e0ef1e90c3f6dbae213612b44e56f7d6d65ea7Devang Patelvoid PMDataManager::verifyPreservedAnalysis(Pass *P) { 694e2c5ecd46a3a2c2cd11de8c5dadd5d52a2801420Chris Lattner // Don't do this unless assertions are enabled. 695e2c5ecd46a3a2c2cd11de8c5dadd5d52a2801420Chris Lattner#ifdef NDEBUG 696e2c5ecd46a3a2c2cd11de8c5dadd5d52a2801420Chris Lattner return; 697e2c5ecd46a3a2c2cd11de8c5dadd5d52a2801420Chris Lattner#endif 6983b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel AnalysisUsage *AnUsage = TPM->findAnalysisUsage(P); 6993b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel const AnalysisUsage::VectorType &PreservedSet = AnUsage->getPreservedSet(); 70014d6581a7374bdb4a66ef6c30250efdc324f6ddeDevang Patel 7019750b5d5779e6efec10a93633dd1d36c5f61dbc3Devang Patel // Verify preserved analysis 702fc65d38085e92fa3901104c762a725788f5c9de5Chris Lattner for (AnalysisUsage::VectorType::const_iterator I = PreservedSet.begin(), 70358e0ef1e90c3f6dbae213612b44e56f7d6d65ea7Devang Patel E = PreservedSet.end(); I != E; ++I) { 70458e0ef1e90c3f6dbae213612b44e56f7d6d65ea7Devang Patel AnalysisID AID = *I; 7059450b0e1a6154192ca597ad27f8eb6e6e807f7a4Dan Gohman if (Pass *AP = findAnalysisPass(AID, true)) { 706a782e75d487006cafffdc256b3c623307fee4dcfChris Lattner TimeRegion PassTimer(getPassTimer(AP)); 7079450b0e1a6154192ca597ad27f8eb6e6e807f7a4Dan Gohman AP->verifyAnalysis(); 7089450b0e1a6154192ca597ad27f8eb6e6e807f7a4Dan Gohman } 7095b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel } 7105b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel} 7115b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel 712844a3d163bc644085b1d744797da43eb9bf7ee3bDevang Patel/// Remove Analysis not preserved by Pass P 71358e0ef1e90c3f6dbae213612b44e56f7d6d65ea7Devang Patelvoid PMDataManager::removeNotPreservedAnalysis(Pass *P) { 7143b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel AnalysisUsage *AnUsage = TPM->findAnalysisUsage(P); 7153b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel if (AnUsage->getPreservesAll()) 71604b4e0595ffffab232a73a78d742e08efb6ebcfbDevang Patel return; 71704b4e0595ffffab232a73a78d742e08efb6ebcfbDevang Patel 7183b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel const AnalysisUsage::VectorType &PreservedSet = AnUsage->getPreservedSet(); 719b899eed1bc0a64f96fa7aff8d7c6f999cf85bdfeDevang Patel for (std::map<AnalysisID, Pass*>::iterator I = AvailableAnalysis.begin(), 72054e247d2d0c07544b3e638e80b816f352ec152c1Devang Patel E = AvailableAnalysis.end(); I != E; ) { 7211a8038636c2998e37f2130b0ab89a3686d9c1f48Devang Patel std::map<AnalysisID, Pass*>::iterator Info = I++; 7225e664b8f7c5ba877058a3a1cdfcce8e6b7388a6aChris Lattner if (Info->second->getAsImmutablePass() == 0 && 7235e664b8f7c5ba877058a3a1cdfcce8e6b7388a6aChris Lattner std::find(PreservedSet.begin(), PreservedSet.end(), Info->first) == 724e62f7507841e487d0b8135424ccb5fd59dcbeeddDevang Patel PreservedSet.end()) { 72514d6581a7374bdb4a66ef6c30250efdc324f6ddeDevang Patel // Remove this analysis 726e62f7507841e487d0b8135424ccb5fd59dcbeeddDevang Patel if (PassDebugging >= Details) { 727e62f7507841e487d0b8135424ccb5fd59dcbeeddDevang Patel Pass *S = Info->second; 728170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << " -- '" << P->getPassName() << "' is not preserving '"; 729170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << S->getPassName() << "'\n"; 730e62f7507841e487d0b8135424ccb5fd59dcbeeddDevang Patel } 731e187726208f839691afca88bce8b2d6fe4d5bcbbDan Gohman AvailableAnalysis.erase(Info); 732e62f7507841e487d0b8135424ccb5fd59dcbeeddDevang Patel } 73314d6581a7374bdb4a66ef6c30250efdc324f6ddeDevang Patel } 734fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel 735fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel // Check inherited analysis also. If P is not preserving analysis 736fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel // provided by parent manager then remove it here. 737fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel for (unsigned Index = 0; Index < PMT_Last; ++Index) { 738fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel 739fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel if (!InheritedAnalysis[Index]) 740fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel continue; 741fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel 742fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel for (std::map<AnalysisID, Pass*>::iterator 743fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel I = InheritedAnalysis[Index]->begin(), 744fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel E = InheritedAnalysis[Index]->end(); I != E; ) { 745fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel std::map<AnalysisID, Pass *>::iterator Info = I++; 7465e664b8f7c5ba877058a3a1cdfcce8e6b7388a6aChris Lattner if (Info->second->getAsImmutablePass() == 0 && 74797cf759b822818414f9604c74d3bcfe75a91520bDan Gohman std::find(PreservedSet.begin(), PreservedSet.end(), Info->first) == 7481f6ae8172594385bfa369e0551887589a00c4572Andreas Neustifter PreservedSet.end()) { 749fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel // Remove this analysis 7501f6ae8172594385bfa369e0551887589a00c4572Andreas Neustifter if (PassDebugging >= Details) { 7511f6ae8172594385bfa369e0551887589a00c4572Andreas Neustifter Pass *S = Info->second; 752170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << " -- '" << P->getPassName() << "' is not preserving '"; 753170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << S->getPassName() << "'\n"; 7541f6ae8172594385bfa369e0551887589a00c4572Andreas Neustifter } 755d46825c6a1fa903ad8d9ec2d1890535e3afdd8d4Devang Patel InheritedAnalysis[Index]->erase(Info); 7561f6ae8172594385bfa369e0551887589a00c4572Andreas Neustifter } 757fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel } 758fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel } 759889739c4d188d28c167644bced9df0f3131317d7Devang Patel} 760889739c4d188d28c167644bced9df0f3131317d7Devang Patel 761df1a10ece6a75f230d98c6fb001349eede90387aDevang Patel/// Remove analysis passes that are not used any longer 7622928c83b010f7cfdb0f819199d806f6942a7d995Daniel Dunbarvoid PMDataManager::removeDeadPasses(Pass *P, StringRef Msg, 7637f99761143cdf1ad23729708e3dcaa055b189406Devang Patel enum PassDebuggingString DBG_STR) { 764f9a60ae75d6fdc74160085323c14e92e7d3517d3Devang Patel 765edbef3806777af3dfaba340801e609492e47f732Devang Patel SmallVector<Pass *, 12> DeadPasses; 7660ed8df38c26a910bd7adbe105172b434898646f3Devang Patel 767693941bb6ed0389f998fe516eba6af738e951f79Devang Patel // If this is a on the fly manager then it does not have TPM. 7680ed8df38c26a910bd7adbe105172b434898646f3Devang Patel if (!TPM) 7690ed8df38c26a910bd7adbe105172b434898646f3Devang Patel return; 7700ed8df38c26a910bd7adbe105172b434898646f3Devang Patel 771f9a60ae75d6fdc74160085323c14e92e7d3517d3Devang Patel TPM->collectLastUses(DeadPasses, P); 772f9a60ae75d6fdc74160085323c14e92e7d3517d3Devang Patel 7738fb6a94b6986ce0de0827da865ef8027e78c7eb7Devang Patel if (PassDebugging >= Details && !DeadPasses.empty()) { 774170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << " -*- '" << P->getPassName(); 775170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << "' is the last user of following pass instances."; 776170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << " Free these instances\n"; 7777c9b65207e5bae26bcb4bcd62b50d7f72cb010bbEvan Cheng } 7787c9b65207e5bae26bcb4bcd62b50d7f72cb010bbEvan Cheng 779edbef3806777af3dfaba340801e609492e47f732Devang Patel for (SmallVector<Pass *, 12>::iterator I = DeadPasses.begin(), 78027a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman E = DeadPasses.end(); I != E; ++I) 78127a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman freePass(*I, Msg, DBG_STR); 78227a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman} 7834eeea774ce1b24fa55c06aac31e02016d5dd77d6Devang Patel 7842928c83b010f7cfdb0f819199d806f6942a7d995Daniel Dunbarvoid PMDataManager::freePass(Pass *P, StringRef Msg, 78527a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman enum PassDebuggingString DBG_STR) { 78627a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman dumpPassInfo(P, FREEING_MSG, DBG_STR, Msg); 7874eeea774ce1b24fa55c06aac31e02016d5dd77d6Devang Patel 78827a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman { 78927a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman // If the pass crashes releasing memory, remember this. 79027a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman PassManagerPrettyStackEntry X(P); 791a782e75d487006cafffdc256b3c623307fee4dcfChris Lattner TimeRegion PassTimer(getPassTimer(P)); 792a782e75d487006cafffdc256b3c623307fee4dcfChris Lattner 79327a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman P->releaseMemory(); 79427a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman } 795617fddf51c2aa6822281f0b52e700ffb1f15ed8dDevang Patel 79627a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman if (const PassInfo *PI = P->getPassInfo()) { 79727a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman // Remove the pass itself (if it is not already removed). 79827a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman AvailableAnalysis.erase(PI); 799617fddf51c2aa6822281f0b52e700ffb1f15ed8dDevang Patel 80027a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman // Remove all interfaces this pass implements, for which it is also 80127a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman // listed as the available implementation. 80227a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman const std::vector<const PassInfo*> &II = PI->getInterfacesImplemented(); 80327a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman for (unsigned i = 0, e = II.size(); i != e; ++i) { 80427a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman std::map<AnalysisID, Pass*>::iterator Pos = 80527a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman AvailableAnalysis.find(II[i]); 80627a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman if (Pos != AvailableAnalysis.end() && Pos->second == P) 80727a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman AvailableAnalysis.erase(Pos); 808617fddf51c2aa6822281f0b52e700ffb1f15ed8dDevang Patel } 809f9a60ae75d6fdc74160085323c14e92e7d3517d3Devang Patel } 810df1a10ece6a75f230d98c6fb001349eede90387aDevang Patel} 811df1a10ece6a75f230d98c6fb001349eede90387aDevang Patel 8124045af1175509c81d6a4708df233f0b1abe888fcDevang Patel/// Add pass P into the PassVector. Update 813893a5a681585cdf3b5bfff7128ea522e8a47750aDevang Patel/// AvailableAnalysis appropriately if ProcessAnalysis is true. 814f957436254f1d20f2229e183390a4172cd4b6400Chris Lattnervoid PMDataManager::add(Pass *P, bool ProcessAnalysis) { 815145e83dc12a3f962b999f348474ebb07a36a7b81Devang Patel // This manager is going to manage pass P. Set up analysis resolver 816145e83dc12a3f962b999f348474ebb07a36a7b81Devang Patel // to connect them. 817cde53d3c1e9d6a2add5de847b44818fbb1d69c20Devang Patel AnalysisResolver *AR = new AnalysisResolver(*this); 818145e83dc12a3f962b999f348474ebb07a36a7b81Devang Patel P->setResolver(AR); 819145e83dc12a3f962b999f348474ebb07a36a7b81Devang Patel 820cf5fb2b614a7fea4565e405c81a3ae8037d78f7bDevang Patel // If a FunctionPass F is the last user of ModulePass info M 821cf5fb2b614a7fea4565e405c81a3ae8037d78f7bDevang Patel // then the F's manager, not F, records itself as a last user of M. 822edbef3806777af3dfaba340801e609492e47f732Devang Patel SmallVector<Pass *, 12> TransferLastUses; 823cf5fb2b614a7fea4565e405c81a3ae8037d78f7bDevang Patel 824f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner if (!ProcessAnalysis) { 825f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner // Add pass 826f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner PassVector.push_back(P); 827f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner return; 828f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner } 829569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel 830f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner // At the moment, this pass is the last user of all required passes. 831f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner SmallVector<Pass *, 12> LastUses; 832f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner SmallVector<Pass *, 8> RequiredPasses; 833f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner SmallVector<AnalysisID, 8> ReqAnalysisNotAvailable; 834cf5fb2b614a7fea4565e405c81a3ae8037d78f7bDevang Patel 835f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner unsigned PDepth = this->getDepth(); 836f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner 837f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner collectRequiredAnalysis(RequiredPasses, 838f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner ReqAnalysisNotAvailable, P); 839f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner for (SmallVector<Pass *, 8>::iterator I = RequiredPasses.begin(), 840f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner E = RequiredPasses.end(); I != E; ++I) { 841f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner Pass *PRequired = *I; 842f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner unsigned RDepth = 0; 843f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner 844f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(PRequired->getResolver() && "Analysis Resolver is not set"); 845f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner PMDataManager &DM = PRequired->getResolver()->getPMDataManager(); 846f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner RDepth = DM.getDepth(); 847f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner 848f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner if (PDepth == RDepth) 849f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner LastUses.push_back(PRequired); 850f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner else if (PDepth > RDepth) { 851f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner // Let the parent claim responsibility of last use 852f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner TransferLastUses.push_back(PRequired); 853f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner // Keep track of higher level analysis used by this manager. 854f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner HigherLevelAnalysis.push_back(PRequired); 855f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner } else 856c23197a26f34f559ea9797de51e187087c039c42Torok Edwin llvm_unreachable("Unable to accomodate Required Pass"); 857f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner } 858f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner 859f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner // Set P as P's last user until someone starts using P. 860f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner // However, if P is a Pass Manager then it does not need 861f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner // to record its last user. 8623660ecabbb85b31308f38938ce3f56f0a330a84bChris Lattner if (P->getAsPMDataManager() == 0) 863f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner LastUses.push_back(P); 864f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner TPM->setLastUser(LastUses, P); 865f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner 866f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner if (!TransferLastUses.empty()) { 8673660ecabbb85b31308f38938ce3f56f0a330a84bChris Lattner Pass *My_PM = getAsPass(); 868f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner TPM->setLastUser(TransferLastUses, My_PM); 869f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner TransferLastUses.clear(); 870f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner } 8710ed8df38c26a910bd7adbe105172b434898646f3Devang Patel 872f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner // Now, take care of required analysises that are not available. 873f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner for (SmallVector<AnalysisID, 8>::iterator 874f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner I = ReqAnalysisNotAvailable.begin(), 875f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner E = ReqAnalysisNotAvailable.end() ;I != E; ++I) { 876f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner Pass *AnalysisPass = (*I)->createPass(); 877f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner this->addLowerLevelRequiredPass(P, AnalysisPass); 878893a5a681585cdf3b5bfff7128ea522e8a47750aDevang Patel } 879e253385b108cd946b1ac150302f246d3b218be77Devang Patel 880f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner // Take a note of analysis required and made available by this pass. 881f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner // Remove the analysis not preserved by this pass 882f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner removeNotPreservedAnalysis(P); 883f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner recordAvailableAnalysis(P); 884f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner 885e253385b108cd946b1ac150302f246d3b218be77Devang Patel // Add pass 886e253385b108cd946b1ac150302f246d3b218be77Devang Patel PassVector.push_back(P); 887e253385b108cd946b1ac150302f246d3b218be77Devang Patel} 888e253385b108cd946b1ac150302f246d3b218be77Devang Patel 889569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel 890569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel/// Populate RP with analysis pass that are required by 891569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel/// pass P and are available. Populate RP_NotAvail with analysis 892569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel/// pass that are required by pass P but are not available. 893569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patelvoid PMDataManager::collectRequiredAnalysis(SmallVector<Pass *, 8>&RP, 894569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel SmallVector<AnalysisID, 8> &RP_NotAvail, 895569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel Pass *P) { 8963b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel AnalysisUsage *AnUsage = TPM->findAnalysisUsage(P); 8973b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel const AnalysisUsage::VectorType &RequiredSet = AnUsage->getRequiredSet(); 898fc65d38085e92fa3901104c762a725788f5c9de5Chris Lattner for (AnalysisUsage::VectorType::const_iterator 899f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner I = RequiredSet.begin(), E = RequiredSet.end(); I != E; ++I) { 900569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel if (Pass *AnalysisPass = findAnalysisPass(*I, true)) 901569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel RP.push_back(AnalysisPass); 902569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel else 903f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner RP_NotAvail.push_back(*I); 904c17bbb6da7e17c06c1f0ae7baa2f151db0e966d9Devang Patel } 90527aaab2bd3c220d8466b34f6b959f74e1caac69bDevang Patel 9063b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel const AnalysisUsage::VectorType &IDs = AnUsage->getRequiredTransitiveSet(); 907fc65d38085e92fa3901104c762a725788f5c9de5Chris Lattner for (AnalysisUsage::VectorType::const_iterator I = IDs.begin(), 90827aaab2bd3c220d8466b34f6b959f74e1caac69bDevang Patel E = IDs.end(); I != E; ++I) { 909569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel if (Pass *AnalysisPass = findAnalysisPass(*I, true)) 910569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel RP.push_back(AnalysisPass); 911569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel else 912f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner RP_NotAvail.push_back(*I); 91327aaab2bd3c220d8466b34f6b959f74e1caac69bDevang Patel } 914c17bbb6da7e17c06c1f0ae7baa2f151db0e966d9Devang Patel} 915c17bbb6da7e17c06c1f0ae7baa2f151db0e966d9Devang Patel 9162f42ed6b0b5161296cdd7e573b49fe631599fc97Devang Patel// All Required analyses should be available to the pass as it runs! Here 9172f42ed6b0b5161296cdd7e573b49fe631599fc97Devang Patel// we fill in the AnalysisImpls member of the pass so that it can 9182f42ed6b0b5161296cdd7e573b49fe631599fc97Devang Patel// successfully use the getAnalysis() method to retrieve the 9192f42ed6b0b5161296cdd7e573b49fe631599fc97Devang Patel// implementations it needs. 9202f42ed6b0b5161296cdd7e573b49fe631599fc97Devang Patel// 921419f0e95d698109541ad730cb45ba4caca78f458Devang Patelvoid PMDataManager::initializeAnalysisImpl(Pass *P) { 9223b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel AnalysisUsage *AnUsage = TPM->findAnalysisUsage(P); 9233b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel 924fc65d38085e92fa3901104c762a725788f5c9de5Chris Lattner for (AnalysisUsage::VectorType::const_iterator 9253b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel I = AnUsage->getRequiredSet().begin(), 9263b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel E = AnUsage->getRequiredSet().end(); I != E; ++I) { 92769867b511c732a7fac7301977bd6e880e46439f1Devang Patel Pass *Impl = findAnalysisPass(*I, true); 9282f42ed6b0b5161296cdd7e573b49fe631599fc97Devang Patel if (Impl == 0) 929f4bd76a035f7d85a576c75c7680ed6baddc74674Devang Patel // This may be analysis pass that is initialized on the fly. 930f4bd76a035f7d85a576c75c7680ed6baddc74674Devang Patel // If that is not the case then it will raise an assert when it is used. 931f4bd76a035f7d85a576c75c7680ed6baddc74674Devang Patel continue; 932cde53d3c1e9d6a2add5de847b44818fbb1d69c20Devang Patel AnalysisResolver *AR = P->getResolver(); 933f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(AR && "Analysis Resolver is not set"); 934298feadd7a547d50eb943c9ea15f6345a024bc9aDevang Patel AR->addAnalysisImplsPair(*I, Impl); 9352f42ed6b0b5161296cdd7e573b49fe631599fc97Devang Patel } 9362f42ed6b0b5161296cdd7e573b49fe631599fc97Devang Patel} 9372f42ed6b0b5161296cdd7e573b49fe631599fc97Devang Patel 93869867b511c732a7fac7301977bd6e880e46439f1Devang Patel/// Find the pass that implements Analysis AID. If desired pass is not found 93969867b511c732a7fac7301977bd6e880e46439f1Devang Patel/// then return NULL. 94069867b511c732a7fac7301977bd6e880e46439f1Devang PatelPass *PMDataManager::findAnalysisPass(AnalysisID AID, bool SearchParent) { 94169867b511c732a7fac7301977bd6e880e46439f1Devang Patel 94269867b511c732a7fac7301977bd6e880e46439f1Devang Patel // Check if AvailableAnalysis map has one entry. 94369867b511c732a7fac7301977bd6e880e46439f1Devang Patel std::map<AnalysisID, Pass*>::const_iterator I = AvailableAnalysis.find(AID); 94469867b511c732a7fac7301977bd6e880e46439f1Devang Patel 94569867b511c732a7fac7301977bd6e880e46439f1Devang Patel if (I != AvailableAnalysis.end()) 94669867b511c732a7fac7301977bd6e880e46439f1Devang Patel return I->second; 94769867b511c732a7fac7301977bd6e880e46439f1Devang Patel 94869867b511c732a7fac7301977bd6e880e46439f1Devang Patel // Search Parents through TopLevelManager 94969867b511c732a7fac7301977bd6e880e46439f1Devang Patel if (SearchParent) 95069867b511c732a7fac7301977bd6e880e46439f1Devang Patel return TPM->findAnalysisPass(AID); 95169867b511c732a7fac7301977bd6e880e46439f1Devang Patel 9525b640e7edc606059717fb9c2ebcd85302c97fc21Devang Patel return NULL; 95369867b511c732a7fac7301977bd6e880e46439f1Devang Patel} 95469867b511c732a7fac7301977bd6e880e46439f1Devang Patel 955a52035a062edf9bfbf95c92c615219b647042c17Devang Patel// Print list of passes that are last used by P. 956a52035a062edf9bfbf95c92c615219b647042c17Devang Patelvoid PMDataManager::dumpLastUses(Pass *P, unsigned Offset) const{ 957a52035a062edf9bfbf95c92c615219b647042c17Devang Patel 958edbef3806777af3dfaba340801e609492e47f732Devang Patel SmallVector<Pass *, 12> LUses; 959693941bb6ed0389f998fe516eba6af738e951f79Devang Patel 960693941bb6ed0389f998fe516eba6af738e951f79Devang Patel // If this is a on the fly manager then it does not have TPM. 961693941bb6ed0389f998fe516eba6af738e951f79Devang Patel if (!TPM) 962693941bb6ed0389f998fe516eba6af738e951f79Devang Patel return; 963693941bb6ed0389f998fe516eba6af738e951f79Devang Patel 964a52035a062edf9bfbf95c92c615219b647042c17Devang Patel TPM->collectLastUses(LUses, P); 965a52035a062edf9bfbf95c92c615219b647042c17Devang Patel 966edbef3806777af3dfaba340801e609492e47f732Devang Patel for (SmallVector<Pass *, 12>::iterator I = LUses.begin(), 967a52035a062edf9bfbf95c92c615219b647042c17Devang Patel E = LUses.end(); I != E; ++I) { 968170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene llvm::dbgs() << "--" << std::string(Offset*2, ' '); 969a52035a062edf9bfbf95c92c615219b647042c17Devang Patel (*I)->dumpPassStructure(0); 970a52035a062edf9bfbf95c92c615219b647042c17Devang Patel } 971a52035a062edf9bfbf95c92c615219b647042c17Devang Patel} 972a52035a062edf9bfbf95c92c615219b647042c17Devang Patel 973a52035a062edf9bfbf95c92c615219b647042c17Devang Patelvoid PMDataManager::dumpPassArguments() const { 974f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner for (SmallVector<Pass *, 8>::const_iterator I = PassVector.begin(), 975a52035a062edf9bfbf95c92c615219b647042c17Devang Patel E = PassVector.end(); I != E; ++I) { 9763660ecabbb85b31308f38938ce3f56f0a330a84bChris Lattner if (PMDataManager *PMD = (*I)->getAsPMDataManager()) 977a52035a062edf9bfbf95c92c615219b647042c17Devang Patel PMD->dumpPassArguments(); 978a52035a062edf9bfbf95c92c615219b647042c17Devang Patel else 979a52035a062edf9bfbf95c92c615219b647042c17Devang Patel if (const PassInfo *PI = (*I)->getPassInfo()) 980a52035a062edf9bfbf95c92c615219b647042c17Devang Patel if (!PI->isAnalysisGroup()) 981170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << " -" << PI->getPassArgument(); 982a52035a062edf9bfbf95c92c615219b647042c17Devang Patel } 983a52035a062edf9bfbf95c92c615219b647042c17Devang Patel} 984a52035a062edf9bfbf95c92c615219b647042c17Devang Patel 985417efc897b5cf984209aae66d5faa849fe2c5104Chris Lattnervoid PMDataManager::dumpPassInfo(Pass *P, enum PassDebuggingString S1, 986417efc897b5cf984209aae66d5faa849fe2c5104Chris Lattner enum PassDebuggingString S2, 9872928c83b010f7cfdb0f819199d806f6942a7d995Daniel Dunbar StringRef Msg) { 98826426949f33e5a77fbd2fa330f7df5626e8b177dDevang Patel if (PassDebugging < Executions) 989a52035a062edf9bfbf95c92c615219b647042c17Devang Patel return; 990170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << (void*)this << std::string(getDepth()*2+1, ' '); 9917f99761143cdf1ad23729708e3dcaa055b189406Devang Patel switch (S1) { 9927f99761143cdf1ad23729708e3dcaa055b189406Devang Patel case EXECUTION_MSG: 993170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << "Executing Pass '" << P->getPassName(); 9947f99761143cdf1ad23729708e3dcaa055b189406Devang Patel break; 9957f99761143cdf1ad23729708e3dcaa055b189406Devang Patel case MODIFICATION_MSG: 996170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << "Made Modification '" << P->getPassName(); 9977f99761143cdf1ad23729708e3dcaa055b189406Devang Patel break; 9987f99761143cdf1ad23729708e3dcaa055b189406Devang Patel case FREEING_MSG: 999170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << " Freeing Pass '" << P->getPassName(); 10007f99761143cdf1ad23729708e3dcaa055b189406Devang Patel break; 10017f99761143cdf1ad23729708e3dcaa055b189406Devang Patel default: 10027f99761143cdf1ad23729708e3dcaa055b189406Devang Patel break; 10037f99761143cdf1ad23729708e3dcaa055b189406Devang Patel } 10047f99761143cdf1ad23729708e3dcaa055b189406Devang Patel switch (S2) { 10057f99761143cdf1ad23729708e3dcaa055b189406Devang Patel case ON_BASICBLOCK_MSG: 1006170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << "' on BasicBlock '" << Msg << "'...\n"; 10077f99761143cdf1ad23729708e3dcaa055b189406Devang Patel break; 10087f99761143cdf1ad23729708e3dcaa055b189406Devang Patel case ON_FUNCTION_MSG: 1009170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << "' on Function '" << Msg << "'...\n"; 10107f99761143cdf1ad23729708e3dcaa055b189406Devang Patel break; 10117f99761143cdf1ad23729708e3dcaa055b189406Devang Patel case ON_MODULE_MSG: 1012170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << "' on Module '" << Msg << "'...\n"; 10137f99761143cdf1ad23729708e3dcaa055b189406Devang Patel break; 10147f99761143cdf1ad23729708e3dcaa055b189406Devang Patel case ON_LOOP_MSG: 1015170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << "' on Loop '" << Msg << "'...\n"; 10167f99761143cdf1ad23729708e3dcaa055b189406Devang Patel break; 10177f99761143cdf1ad23729708e3dcaa055b189406Devang Patel case ON_CG_MSG: 1018170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << "' on Call Graph Nodes '" << Msg << "'...\n"; 10197f99761143cdf1ad23729708e3dcaa055b189406Devang Patel break; 10207f99761143cdf1ad23729708e3dcaa055b189406Devang Patel default: 10217f99761143cdf1ad23729708e3dcaa055b189406Devang Patel break; 10227f99761143cdf1ad23729708e3dcaa055b189406Devang Patel } 1023a52035a062edf9bfbf95c92c615219b647042c17Devang Patel} 1024a52035a062edf9bfbf95c92c615219b647042c17Devang Patel 1025d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattnervoid PMDataManager::dumpRequiredSet(const Pass *P) const { 10260dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner if (PassDebugging < Details) 10270dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner return; 10280dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner 10290dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner AnalysisUsage analysisUsage; 10300dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner P->getAnalysisUsage(analysisUsage); 10310dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner dumpAnalysisUsage("Required", P, analysisUsage.getRequiredSet()); 10320dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner} 10330dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner 1034d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattnervoid PMDataManager::dumpPreservedSet(const Pass *P) const { 10350dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner if (PassDebugging < Details) 10360dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner return; 10370dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner 10380dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner AnalysisUsage analysisUsage; 10390dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner P->getAnalysisUsage(analysisUsage); 10400dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner dumpAnalysisUsage("Preserved", P, analysisUsage.getPreservedSet()); 10410dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner} 10420dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner 10432928c83b010f7cfdb0f819199d806f6942a7d995Daniel Dunbarvoid PMDataManager::dumpAnalysisUsage(StringRef Msg, const Pass *P, 1044d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner const AnalysisUsage::VectorType &Set) const { 10450dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner assert(PassDebugging >= Details); 10460dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner if (Set.empty()) 10470dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner return; 1048170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << (void*)P << std::string(getDepth()*2+3, ' ') << Msg << " Analyses:"; 1049d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner for (unsigned i = 0; i != Set.size(); ++i) { 1050170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene if (i) dbgs() << ','; 1051170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << ' ' << Set[i]->getPassName(); 1052d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner } 1053170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << '\n'; 1054a52035a062edf9bfbf95c92c615219b647042c17Devang Patel} 1055f3dc6d9f95d4ba7756105154df4a8075bbbcf931Devang Patel 105619fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patel/// Add RequiredPass into list of lower level passes required by pass P. 105719fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patel/// RequiredPass is run on the fly by Pass Manager when P requests it 105819fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patel/// through getAnalysis interface. 105919fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patel/// This should be handled by specific pass manager. 106019fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patelvoid PMDataManager::addLowerLevelRequiredPass(Pass *P, Pass *RequiredPass) { 106119fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patel if (TPM) { 106219fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patel TPM->dumpArguments(); 106319fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patel TPM->dumpPasses(); 106419fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patel } 10651cf47cb21728c84342b15d9695b8a2433b3315a2Devang Patel 10661cf47cb21728c84342b15d9695b8a2433b3315a2Devang Patel // Module Level pass may required Function Level analysis info 10671cf47cb21728c84342b15d9695b8a2433b3315a2Devang Patel // (e.g. dominator info). Pass manager uses on the fly function pass manager 10681cf47cb21728c84342b15d9695b8a2433b3315a2Devang Patel // to provide this on demand. In that case, in Pass manager terminology, 10691cf47cb21728c84342b15d9695b8a2433b3315a2Devang Patel // module level pass is requiring lower level analysis info managed by 10701cf47cb21728c84342b15d9695b8a2433b3315a2Devang Patel // lower level pass manager. 10711cf47cb21728c84342b15d9695b8a2433b3315a2Devang Patel 10721cf47cb21728c84342b15d9695b8a2433b3315a2Devang Patel // When Pass manager is not able to order required analysis info, Pass manager 10731cf47cb21728c84342b15d9695b8a2433b3315a2Devang Patel // checks whether any lower level manager will be able to provide this 10741cf47cb21728c84342b15d9695b8a2433b3315a2Devang Patel // analysis info on demand or not. 1075c0c33f5e2cebd347ab5c3afb0c112211b36605dcDevang Patel#ifndef NDEBUG 1076170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << "Unable to schedule '" << RequiredPass->getPassName(); 1077170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << "' required by '" << P->getPassName() << "'\n"; 1078c0c33f5e2cebd347ab5c3afb0c112211b36605dcDevang Patel#endif 1079c23197a26f34f559ea9797de51e187087c039c42Torok Edwin llvm_unreachable("Unable to schedule pass"); 108019fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patel} 108119fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patel 1082ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel// Destructor 1083ab7752c1496c2913793305ba4b989a551c5617e1Devang PatelPMDataManager::~PMDataManager() { 108478766ff67cb9222a2dd5e2cda2e1488b5288a79dDevang Patel for (SmallVector<Pass *, 8>::iterator I = PassVector.begin(), 1085ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel E = PassVector.end(); I != E; ++I) 1086ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel delete *I; 1087ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel} 1088ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel 1089f3dc6d9f95d4ba7756105154df4a8075bbbcf931Devang Patel//===----------------------------------------------------------------------===// 1090f3dc6d9f95d4ba7756105154df4a8075bbbcf931Devang Patel// NOTE: Is this the right place to define this method ? 10911465d61bdd36cfd6021036a527895f0dd358e97dDuncan Sands// getAnalysisIfAvailable - Return analysis result or null if it doesn't exist. 10921465d61bdd36cfd6021036a527895f0dd358e97dDuncan SandsPass *AnalysisResolver::getAnalysisIfAvailable(AnalysisID ID, bool dir) const { 1093f3dc6d9f95d4ba7756105154df4a8075bbbcf931Devang Patel return PM.findAnalysisPass(ID, dir); 1094f3dc6d9f95d4ba7756105154df4a8075bbbcf931Devang Patel} 1095f3dc6d9f95d4ba7756105154df4a8075bbbcf931Devang Patel 10966b1df0e863963929634d769f39cbce68f030f051Devang PatelPass *AnalysisResolver::findImplPass(Pass *P, const PassInfo *AnalysisPI, 10976b1df0e863963929634d769f39cbce68f030f051Devang Patel Function &F) { 10986b1df0e863963929634d769f39cbce68f030f051Devang Patel return PM.getOnTheFlyPass(P, AnalysisPI, F); 10996b1df0e863963929634d769f39cbce68f030f051Devang Patel} 11006b1df0e863963929634d769f39cbce68f030f051Devang Patel 110106e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel//===----------------------------------------------------------------------===// 11025f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// BBPassManager implementation 110355fd43f90913676682487f89f27c756adb827f66Devang Patel 110455fd43f90913676682487f89f27c756adb827f66Devang Patel/// Execute all of the passes scheduled for execution by invoking 110555fd43f90913676682487f89f27c756adb827f66Devang Patel/// runOnBasicBlock method. Keep track of whether any of the passes modifies 110655fd43f90913676682487f89f27c756adb827f66Devang Patel/// the function, and if so, return true. 1107d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattnerbool BBPassManager::runOnFunction(Function &F) { 11085cbf985dcbc89fba3208e7baf8b6f488b06d3ec9Reid Spencer if (F.isDeclaration()) 11091fbe2c9964d57b2a58235541175f069ae491a95eDevang Patel return false; 11101fbe2c9964d57b2a58235541175f069ae491a95eDevang Patel 11113b14fbe300b96c353a9abfadf481b64324f17375Devang Patel bool Changed = doInitialization(F); 1112c1d6e1fc9c3a47529f417026df652f466ce67851Devang Patel 111355fd43f90913676682487f89f27c756adb827f66Devang Patel for (Function::iterator I = F.begin(), E = F.end(); I != E; ++I) 11141554c8545651350569f08dc7370189da1a7e5814Devang Patel for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) { 11151554c8545651350569f08dc7370189da1a7e5814Devang Patel BasicBlockPass *BP = getContainedPass(Index); 111616b77211cf38b040680ddaf2937499f5e2ca87fdDan Gohman bool LocalChanged = false; 1117017b5d969b12119a88463fe2451f20ca9214c4ffDevang Patel 111893b67e40de356569493c285b86b138a3f11b5035Daniel Dunbar dumpPassInfo(BP, EXECUTION_MSG, ON_BASICBLOCK_MSG, I->getName()); 11190dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner dumpRequiredSet(BP); 1120017b5d969b12119a88463fe2451f20ca9214c4ffDevang Patel 11211554c8545651350569f08dc7370189da1a7e5814Devang Patel initializeAnalysisImpl(BP); 1122693a74e4ee34e2058dab7121c17c98ec59258a8aDevang Patel 1123d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner { 1124d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner // If the pass crashes, remember this. 1125d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner PassManagerPrettyStackEntry X(BP, *I); 1126a782e75d487006cafffdc256b3c623307fee4dcfChris Lattner TimeRegion PassTimer(getPassTimer(BP)); 1127a782e75d487006cafffdc256b3c623307fee4dcfChris Lattner 112816b77211cf38b040680ddaf2937499f5e2ca87fdDan Gohman LocalChanged |= BP->runOnBasicBlock(*I); 1129d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner } 1130693a74e4ee34e2058dab7121c17c98ec59258a8aDevang Patel 113116b77211cf38b040680ddaf2937499f5e2ca87fdDan Gohman Changed |= LocalChanged; 113216b77211cf38b040680ddaf2937499f5e2ca87fdDan Gohman if (LocalChanged) 113397cf759b822818414f9604c74d3bcfe75a91520bDan Gohman dumpPassInfo(BP, MODIFICATION_MSG, ON_BASICBLOCK_MSG, 113493b67e40de356569493c285b86b138a3f11b5035Daniel Dunbar I->getName()); 11350dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner dumpPreservedSet(BP); 1136693a74e4ee34e2058dab7121c17c98ec59258a8aDevang Patel 113758e0ef1e90c3f6dbae213612b44e56f7d6d65ea7Devang Patel verifyPreservedAnalysis(BP); 11381554c8545651350569f08dc7370189da1a7e5814Devang Patel removeNotPreservedAnalysis(BP); 11391554c8545651350569f08dc7370189da1a7e5814Devang Patel recordAvailableAnalysis(BP); 114093b67e40de356569493c285b86b138a3f11b5035Daniel Dunbar removeDeadPasses(BP, I->getName(), ON_BASICBLOCK_MSG); 114155fd43f90913676682487f89f27c756adb827f66Devang Patel } 1142fc23bc799d18a1316579234faaf6262cedc95bc0Chris Lattner 114347eb1eab1ffbbdb9adf3d55439cb2380441258e1Bill Wendling return doFinalization(F) || Changed; 114455fd43f90913676682487f89f27c756adb827f66Devang Patel} 114555fd43f90913676682487f89f27c756adb827f66Devang Patel 1146964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel// Implement doInitialization and doFinalization 1147e70a6835c447e8dd2ea368485088783e7995ea8fDuncan Sandsbool BBPassManager::doInitialization(Module &M) { 1148964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel bool Changed = false; 1149964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1150d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) 1151d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner Changed |= getContainedPass(Index)->doInitialization(M); 1152964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1153964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel return Changed; 1154964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel} 1155964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1156e70a6835c447e8dd2ea368485088783e7995ea8fDuncan Sandsbool BBPassManager::doFinalization(Module &M) { 1157964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel bool Changed = false; 1158964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1159d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) 1160d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner Changed |= getContainedPass(Index)->doFinalization(M); 1161964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1162964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel return Changed; 1163964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel} 1164964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1165e70a6835c447e8dd2ea368485088783e7995ea8fDuncan Sandsbool BBPassManager::doInitialization(Function &F) { 1166964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel bool Changed = false; 1167964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 11681554c8545651350569f08dc7370189da1a7e5814Devang Patel for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) { 11691554c8545651350569f08dc7370189da1a7e5814Devang Patel BasicBlockPass *BP = getContainedPass(Index); 1170964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel Changed |= BP->doInitialization(F); 1171964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel } 1172964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1173964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel return Changed; 1174964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel} 1175964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1176e70a6835c447e8dd2ea368485088783e7995ea8fDuncan Sandsbool BBPassManager::doFinalization(Function &F) { 1177964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel bool Changed = false; 1178964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 11791554c8545651350569f08dc7370189da1a7e5814Devang Patel for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) { 11801554c8545651350569f08dc7370189da1a7e5814Devang Patel BasicBlockPass *BP = getContainedPass(Index); 1181964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel Changed |= BP->doFinalization(F); 1182964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel } 1183964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1184964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel return Changed; 1185964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel} 1186964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1187964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 118806e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel//===----------------------------------------------------------------------===// 11893162691f69f85f740bc28f3ddca39b166d35187cDevang Patel// FunctionPassManager implementation 119006e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel 1191c63592b19ecd54a1318a19d87b5c0bd85f172a4fDevang Patel/// Create new Function pass manager 1192f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey YasskinFunctionPassManager::FunctionPassManager(Module *m) : M(m) { 11935f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel FPM = new FunctionPassManagerImpl(0); 1194dff33ef8e863241193463fd0129657c5ebce4d58Devang Patel // FPM is the top level manager. 1195dff33ef8e863241193463fd0129657c5ebce4d58Devang Patel FPM->setTopLevelManager(FPM); 1196b920bd85adba95553568cef6a7078ee2509ab804Devang Patel 119759ef015c65cecee948d1cf13812c5d0b47cb792aDan Gohman AnalysisResolver *AR = new AnalysisResolver(*FPM); 1198b920bd85adba95553568cef6a7078ee2509ab804Devang Patel FPM->setResolver(AR); 1199cc132cd9feef765fe70284183c0f997b4faa5483Devang Patel} 1200cc132cd9feef765fe70284183c0f997b4faa5483Devang Patel 12013162691f69f85f740bc28f3ddca39b166d35187cDevang PatelFunctionPassManager::~FunctionPassManager() { 120237a6f7966c39f69a92419d37949a94a758c29e90Devang Patel delete FPM; 120337a6f7966c39f69a92419d37949a94a758c29e90Devang Patel} 120437a6f7966c39f69a92419d37949a94a758c29e90Devang Patel 1205c63592b19ecd54a1318a19d87b5c0bd85f172a4fDevang Patel/// add - Add a pass to the queue of passes to run. This passes 1206c63592b19ecd54a1318a19d87b5c0bd85f172a4fDevang Patel/// ownership of the Pass to the PassManager. When the 1207c63592b19ecd54a1318a19d87b5c0bd85f172a4fDevang Patel/// PassManager_X is destroyed, the pass will be destroyed as well, so 1208c63592b19ecd54a1318a19d87b5c0bd85f172a4fDevang Patel/// there is no need to delete the pass. (TODO delete passes.) 1209c63592b19ecd54a1318a19d87b5c0bd85f172a4fDevang Patel/// This implies that all passes MUST be allocated with 'new'. 12103162691f69f85f740bc28f3ddca39b166d35187cDevang Patelvoid FunctionPassManager::add(Pass *P) { 1211c63592b19ecd54a1318a19d87b5c0bd85f172a4fDevang Patel FPM->add(P); 1212c63592b19ecd54a1318a19d87b5c0bd85f172a4fDevang Patel} 1213c63592b19ecd54a1318a19d87b5c0bd85f172a4fDevang Patel 1214214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel/// run - Execute all of the passes scheduled for execution. Keep 1215214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel/// track of whether any of the passes modifies the function, and if 1216214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel/// so, return true. 1217214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel/// 12183162691f69f85f740bc28f3ddca39b166d35187cDevang Patelbool FunctionPassManager::run(Function &F) { 1219c638088d6f2739f2766801542e81d300e4f59f8fNick Lewycky if (F.isMaterializable()) { 1220c638088d6f2739f2766801542e81d300e4f59f8fNick Lewycky std::string errstr; 1221c638088d6f2739f2766801542e81d300e4f59f8fNick Lewycky if (F.Materialize(&errstr)) { 1222c638088d6f2739f2766801542e81d300e4f59f8fNick Lewycky llvm_report_error("Error reading bitcode file: " + errstr); 1223c638088d6f2739f2766801542e81d300e4f59f8fNick Lewycky } 1224214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel } 1225c475692c5ee2f9c0c6988b7ec28768ef6690bfb0Devang Patel return FPM->run(F); 1226214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel} 1227214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel 1228214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel 12293799f97d539f6c288d169063e1b335917fafcffbDevang Patel/// doInitialization - Run all of the initializers for the function passes. 12303799f97d539f6c288d169063e1b335917fafcffbDevang Patel/// 12313162691f69f85f740bc28f3ddca39b166d35187cDevang Patelbool FunctionPassManager::doInitialization() { 1232f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin return FPM->doInitialization(*M); 12333799f97d539f6c288d169063e1b335917fafcffbDevang Patel} 12343799f97d539f6c288d169063e1b335917fafcffbDevang Patel 1235209ee187c92db27e7b38bef26a14f3b257bc2744Dan Gohman/// doFinalization - Run all of the finalizers for the function passes. 12363799f97d539f6c288d169063e1b335917fafcffbDevang Patel/// 12373162691f69f85f740bc28f3ddca39b166d35187cDevang Patelbool FunctionPassManager::doFinalization() { 1238f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin return FPM->doFinalization(*M); 12393799f97d539f6c288d169063e1b335917fafcffbDevang Patel} 12403799f97d539f6c288d169063e1b335917fafcffbDevang Patel 124106e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel//===----------------------------------------------------------------------===// 12425f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// FunctionPassManagerImpl implementation 12435f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// 1244e70a6835c447e8dd2ea368485088783e7995ea8fDuncan Sandsbool FunctionPassManagerImpl::doInitialization(Module &M) { 12455f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel bool Changed = false; 12465f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 12479f9ca73d7e9ac9d14b73fe617eee97b2bc3d5754Dan Gohman dumpArguments(); 12489f9ca73d7e9ac9d14b73fe617eee97b2bc3d5754Dan Gohman dumpPasses(); 12499f9ca73d7e9ac9d14b73fe617eee97b2bc3d5754Dan Gohman 1250d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner for (unsigned Index = 0; Index < getNumContainedManagers(); ++Index) 1251d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner Changed |= getContainedManager(Index)->doInitialization(M); 12525f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 12535f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel return Changed; 12545f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel} 12555f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 1256e70a6835c447e8dd2ea368485088783e7995ea8fDuncan Sandsbool FunctionPassManagerImpl::doFinalization(Module &M) { 12575f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel bool Changed = false; 12585f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 1259d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner for (unsigned Index = 0; Index < getNumContainedManagers(); ++Index) 1260d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner Changed |= getContainedManager(Index)->doFinalization(M); 12615f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 12625f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel return Changed; 12635f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel} 12645f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 12659dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel/// cleanup - After running all passes, clean up pass manager cache. 12669dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patelvoid FPPassManager::cleanup() { 12679dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) { 12689dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel FunctionPass *FP = getContainedPass(Index); 12699dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel AnalysisResolver *AR = FP->getResolver(); 12709dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel assert(AR && "Analysis Resolver is not set"); 12719dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel AR->clearAnalysisImpls(); 12729dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel } 12739dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel} 12749dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel 12751970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwinvoid FunctionPassManagerImpl::releaseMemoryOnTheFly() { 12761970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin if (!wasRun) 12771970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin return; 12781970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin for (unsigned Index = 0; Index < getNumContainedManagers(); ++Index) { 12791970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin FPPassManager *FPPM = getContainedManager(Index); 12801970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin for (unsigned Index = 0; Index < FPPM->getNumContainedPasses(); ++Index) { 12811970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin FPPM->getContainedPass(Index)->releaseMemory(); 12821970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin } 12831970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin } 12846c839926babc7e3404974a4a5b39c6896d7fbf35Torok Edwin wasRun = false; 12851970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin} 12861970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin 12875f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// Execute all the passes managed by this top level manager. 12885f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// Return true if any function is modified by a pass. 12895f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patelbool FunctionPassManagerImpl::run(Function &F) { 12905f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel bool Changed = false; 12915f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel TimingInfo::createTheTimeInfo(); 12925f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 12931336a6bf06e64a096217628d2cc9644e48a5d7d6Devang Patel initializeAllAnalysisInfo(); 1294d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner for (unsigned Index = 0; Index < getNumContainedManagers(); ++Index) 1295d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner Changed |= getContainedManager(Index)->runOnFunction(F); 12969dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel 12979dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel for (unsigned Index = 0; Index < getNumContainedManagers(); ++Index) 12989dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel getContainedManager(Index)->cleanup(); 12999dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel 13001970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin wasRun = true; 13015f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel return Changed; 13025f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel} 13035f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 13045f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel//===----------------------------------------------------------------------===// 13055f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// FPPassManager implementation 1306448d27cd795dc273249f123444509403f4fa4facDevang Patel 13071997473cf72957d0e70322e2fe6fe2ab141c58a6Devang Patelchar FPPassManager::ID = 0; 1308ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel/// Print passes managed by this manager 1309ab7752c1496c2913793305ba4b989a551c5617e1Devang Patelvoid FPPassManager::dumpPassStructure(unsigned Offset) { 1310170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene llvm::dbgs() << std::string(Offset*2, ' ') << "FunctionPass Manager\n"; 1311ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) { 1312ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel FunctionPass *FP = getContainedPass(Index); 1313ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel FP->dumpPassStructure(Offset + 1); 1314ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel dumpLastUses(FP, Offset+1); 1315ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel } 1316ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel} 1317ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel 1318ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel 1319448d27cd795dc273249f123444509403f4fa4facDevang Patel/// Execute all of the passes scheduled for execution by invoking 1320448d27cd795dc273249f123444509403f4fa4facDevang Patel/// runOnFunction method. Keep track of whether any of the passes modifies 1321448d27cd795dc273249f123444509403f4fa4facDevang Patel/// the function, and if so, return true. 13225f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patelbool FPPassManager::runOnFunction(Function &F) { 1323f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner if (F.isDeclaration()) 1324f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner return false; 1325214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel 1326214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel bool Changed = false; 13271fbe2c9964d57b2a58235541175f069ae491a95eDevang Patel 1328bed7e6849823042c442e7e88dba5d41f68982815Devang Patel // Collect inherited analysis from Module level pass manager. 1329bed7e6849823042c442e7e88dba5d41f68982815Devang Patel populateInheritedAnalysis(TPM->activeStack); 13301fbe2c9964d57b2a58235541175f069ae491a95eDevang Patel 13311554c8545651350569f08dc7370189da1a7e5814Devang Patel for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) { 13321554c8545651350569f08dc7370189da1a7e5814Devang Patel FunctionPass *FP = getContainedPass(Index); 133316b77211cf38b040680ddaf2937499f5e2ca87fdDan Gohman bool LocalChanged = false; 13341554c8545651350569f08dc7370189da1a7e5814Devang Patel 133593b67e40de356569493c285b86b138a3f11b5035Daniel Dunbar dumpPassInfo(FP, EXECUTION_MSG, ON_FUNCTION_MSG, F.getName()); 13360dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner dumpRequiredSet(FP); 1337693a74e4ee34e2058dab7121c17c98ec59258a8aDevang Patel 13381554c8545651350569f08dc7370189da1a7e5814Devang Patel initializeAnalysisImpl(FP); 13398e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel 1340d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner { 1341d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner PassManagerPrettyStackEntry X(FP, F); 1342a782e75d487006cafffdc256b3c623307fee4dcfChris Lattner TimeRegion PassTimer(getPassTimer(FP)); 1343d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner 134416b77211cf38b040680ddaf2937499f5e2ca87fdDan Gohman LocalChanged |= FP->runOnFunction(F); 1345d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner } 1346693a74e4ee34e2058dab7121c17c98ec59258a8aDevang Patel 134716b77211cf38b040680ddaf2937499f5e2ca87fdDan Gohman Changed |= LocalChanged; 134816b77211cf38b040680ddaf2937499f5e2ca87fdDan Gohman if (LocalChanged) 134993b67e40de356569493c285b86b138a3f11b5035Daniel Dunbar dumpPassInfo(FP, MODIFICATION_MSG, ON_FUNCTION_MSG, F.getName()); 13500dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner dumpPreservedSet(FP); 1351693a74e4ee34e2058dab7121c17c98ec59258a8aDevang Patel 135258e0ef1e90c3f6dbae213612b44e56f7d6d65ea7Devang Patel verifyPreservedAnalysis(FP); 13531554c8545651350569f08dc7370189da1a7e5814Devang Patel removeNotPreservedAnalysis(FP); 13541554c8545651350569f08dc7370189da1a7e5814Devang Patel recordAvailableAnalysis(FP); 135593b67e40de356569493c285b86b138a3f11b5035Daniel Dunbar removeDeadPasses(FP, F.getName(), ON_FUNCTION_MSG); 1356214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel } 1357214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel return Changed; 1358214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel} 1359214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel 13605f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patelbool FPPassManager::runOnModule(Module &M) { 13615f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel bool Changed = doInitialization(M); 13625f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 1363f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner for (Module::iterator I = M.begin(), E = M.end(); I != E; ++I) 1364f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner runOnFunction(*I); 13655f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 136647eb1eab1ffbbdb9adf3d55439cb2380441258e1Bill Wendling return doFinalization(M) || Changed; 13675f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel} 13685f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 1369e70a6835c447e8dd2ea368485088783e7995ea8fDuncan Sandsbool FPPassManager::doInitialization(Module &M) { 13703799f97d539f6c288d169063e1b335917fafcffbDevang Patel bool Changed = false; 13713799f97d539f6c288d169063e1b335917fafcffbDevang Patel 1372d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) 1373d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner Changed |= getContainedPass(Index)->doInitialization(M); 13743799f97d539f6c288d169063e1b335917fafcffbDevang Patel 13753799f97d539f6c288d169063e1b335917fafcffbDevang Patel return Changed; 13763799f97d539f6c288d169063e1b335917fafcffbDevang Patel} 13773799f97d539f6c288d169063e1b335917fafcffbDevang Patel 1378e70a6835c447e8dd2ea368485088783e7995ea8fDuncan Sandsbool FPPassManager::doFinalization(Module &M) { 13793799f97d539f6c288d169063e1b335917fafcffbDevang Patel bool Changed = false; 13803799f97d539f6c288d169063e1b335917fafcffbDevang Patel 1381d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) 1382d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner Changed |= getContainedPass(Index)->doFinalization(M); 13833799f97d539f6c288d169063e1b335917fafcffbDevang Patel 13843799f97d539f6c288d169063e1b335917fafcffbDevang Patel return Changed; 13853799f97d539f6c288d169063e1b335917fafcffbDevang Patel} 13863799f97d539f6c288d169063e1b335917fafcffbDevang Patel 138706e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel//===----------------------------------------------------------------------===// 13885f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// MPPassManager implementation 138992c45eebf77de5d6ee84a3f18f560b83cb68e720Devang Patel 139092c45eebf77de5d6ee84a3f18f560b83cb68e720Devang Patel/// Execute all of the passes scheduled for execution by invoking 139192c45eebf77de5d6ee84a3f18f560b83cb68e720Devang Patel/// runOnModule method. Keep track of whether any of the passes modifies 139292c45eebf77de5d6ee84a3f18f560b83cb68e720Devang Patel/// the module, and if so, return true. 139392c45eebf77de5d6ee84a3f18f560b83cb68e720Devang Patelbool 13945f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang PatelMPPassManager::runOnModule(Module &M) { 139592c45eebf77de5d6ee84a3f18f560b83cb68e720Devang Patel bool Changed = false; 1396c1d6e1fc9c3a47529f417026df652f466ce67851Devang Patel 13971970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin // Initialize on-the-fly passes 13981970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin for (std::map<Pass *, FunctionPassManagerImpl *>::iterator 13991970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin I = OnTheFlyManagers.begin(), E = OnTheFlyManagers.end(); 14001970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin I != E; ++I) { 14011970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin FunctionPassManagerImpl *FPP = I->second; 14021970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin Changed |= FPP->doInitialization(M); 14031970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin } 14041970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin 14051554c8545651350569f08dc7370189da1a7e5814Devang Patel for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) { 14061554c8545651350569f08dc7370189da1a7e5814Devang Patel ModulePass *MP = getContainedPass(Index); 140716b77211cf38b040680ddaf2937499f5e2ca87fdDan Gohman bool LocalChanged = false; 14081554c8545651350569f08dc7370189da1a7e5814Devang Patel 140969cee6151df07c6fc8c1e4647a87e3ff78752e88Benjamin Kramer dumpPassInfo(MP, EXECUTION_MSG, ON_MODULE_MSG, M.getModuleIdentifier()); 14100dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner dumpRequiredSet(MP); 1411693a74e4ee34e2058dab7121c17c98ec59258a8aDevang Patel 14121554c8545651350569f08dc7370189da1a7e5814Devang Patel initializeAnalysisImpl(MP); 14138e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel 1414d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner { 1415d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner PassManagerPrettyStackEntry X(MP, M); 1416a782e75d487006cafffdc256b3c623307fee4dcfChris Lattner TimeRegion PassTimer(getPassTimer(MP)); 1417a782e75d487006cafffdc256b3c623307fee4dcfChris Lattner 141816b77211cf38b040680ddaf2937499f5e2ca87fdDan Gohman LocalChanged |= MP->runOnModule(M); 1419d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner } 1420693a74e4ee34e2058dab7121c17c98ec59258a8aDevang Patel 142116b77211cf38b040680ddaf2937499f5e2ca87fdDan Gohman Changed |= LocalChanged; 142216b77211cf38b040680ddaf2937499f5e2ca87fdDan Gohman if (LocalChanged) 142397cf759b822818414f9604c74d3bcfe75a91520bDan Gohman dumpPassInfo(MP, MODIFICATION_MSG, ON_MODULE_MSG, 142469cee6151df07c6fc8c1e4647a87e3ff78752e88Benjamin Kramer M.getModuleIdentifier()); 14250dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner dumpPreservedSet(MP); 1426e2c5ecd46a3a2c2cd11de8c5dadd5d52a2801420Chris Lattner 142758e0ef1e90c3f6dbae213612b44e56f7d6d65ea7Devang Patel verifyPreservedAnalysis(MP); 14281554c8545651350569f08dc7370189da1a7e5814Devang Patel removeNotPreservedAnalysis(MP); 14291554c8545651350569f08dc7370189da1a7e5814Devang Patel recordAvailableAnalysis(MP); 143069cee6151df07c6fc8c1e4647a87e3ff78752e88Benjamin Kramer removeDeadPasses(MP, M.getModuleIdentifier(), ON_MODULE_MSG); 143192c45eebf77de5d6ee84a3f18f560b83cb68e720Devang Patel } 14321970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin 14331970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin // Finalize on-the-fly passes 14341970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin for (std::map<Pass *, FunctionPassManagerImpl *>::iterator 14351970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin I = OnTheFlyManagers.begin(), E = OnTheFlyManagers.end(); 14361970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin I != E; ++I) { 14371970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin FunctionPassManagerImpl *FPP = I->second; 14381970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin // We don't know when is the last time an on-the-fly pass is run, 14391970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin // so we need to releaseMemory / finalize here 14401970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin FPP->releaseMemoryOnTheFly(); 14411970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin Changed |= FPP->doFinalization(M); 14421970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin } 144392c45eebf77de5d6ee84a3f18f560b83cb68e720Devang Patel return Changed; 144492c45eebf77de5d6ee84a3f18f560b83cb68e720Devang Patel} 144592c45eebf77de5d6ee84a3f18f560b83cb68e720Devang Patel 1446569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel/// Add RequiredPass into list of lower level passes required by pass P. 1447569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel/// RequiredPass is run on the fly by Pass Manager when P requests it 1448569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel/// through getAnalysis interface. 1449569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patelvoid MPPassManager::addLowerLevelRequiredPass(Pass *P, Pass *RequiredPass) { 1450f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(P->getPotentialPassManagerType() == PMT_ModulePassManager && 1451f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner "Unable to handle Pass that requires lower level Analysis pass"); 1452f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert((P->getPotentialPassManagerType() < 1453f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner RequiredPass->getPotentialPassManagerType()) && 1454f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner "Unable to handle Pass that requires lower level Analysis pass"); 1455569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel 1456dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel FunctionPassManagerImpl *FPP = OnTheFlyManagers[P]; 14570ed8df38c26a910bd7adbe105172b434898646f3Devang Patel if (!FPP) { 1458dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel FPP = new FunctionPassManagerImpl(0); 1459dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel // FPP is the top level manager. 1460dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel FPP->setTopLevelManager(FPP); 1461dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel 14620ed8df38c26a910bd7adbe105172b434898646f3Devang Patel OnTheFlyManagers[P] = FPP; 14630ed8df38c26a910bd7adbe105172b434898646f3Devang Patel } 1464dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel FPP->add(RequiredPass); 14650ed8df38c26a910bd7adbe105172b434898646f3Devang Patel 1466dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel // Register P as the last user of RequiredPass. 1467edbef3806777af3dfaba340801e609492e47f732Devang Patel SmallVector<Pass *, 12> LU; 1468dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel LU.push_back(RequiredPass); 1469dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel FPP->setLastUser(LU, P); 1470569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel} 14710ed8df38c26a910bd7adbe105172b434898646f3Devang Patel 14720ed8df38c26a910bd7adbe105172b434898646f3Devang Patel/// Return function pass corresponding to PassInfo PI, that is 14730ed8df38c26a910bd7adbe105172b434898646f3Devang Patel/// required by module pass MP. Instantiate analysis pass, by using 14740ed8df38c26a910bd7adbe105172b434898646f3Devang Patel/// its runOnFunction() for function F. 1475f957436254f1d20f2229e183390a4172cd4b6400Chris LattnerPass* MPPassManager::getOnTheFlyPass(Pass *MP, const PassInfo *PI, Function &F){ 1476dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel FunctionPassManagerImpl *FPP = OnTheFlyManagers[MP]; 1477f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(FPP && "Unable to find on the fly pass"); 14780ed8df38c26a910bd7adbe105172b434898646f3Devang Patel 14791970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin FPP->releaseMemoryOnTheFly(); 1480dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel FPP->run(F); 148177c95ed74a4d5f122b3c9810209a0190dbf17504Chris Lattner return ((PMTopLevelManager*)FPP)->findAnalysisPass(PI); 14820ed8df38c26a910bd7adbe105172b434898646f3Devang Patel} 14830ed8df38c26a910bd7adbe105172b434898646f3Devang Patel 14840ed8df38c26a910bd7adbe105172b434898646f3Devang Patel 148506e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel//===----------------------------------------------------------------------===// 148606e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel// PassManagerImpl implementation 148737a6f7966c39f69a92419d37949a94a758c29e90Devang Patel// 1488b30803bc17a5be655b7c4ef356e75ae5524b0931Devang Patel/// run - Execute all of the passes scheduled for execution. Keep track of 1489b30803bc17a5be655b7c4ef356e75ae5524b0931Devang Patel/// whether any of the passes modifies the module, and if so, return true. 14905f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patelbool PassManagerImpl::run(Module &M) { 1491b30803bc17a5be655b7c4ef356e75ae5524b0931Devang Patel bool Changed = false; 14928e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel TimingInfo::createTheTimeInfo(); 14938e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel 1494c32cf54101ecaf336d161fecd58667870149169cDevang Patel dumpArguments(); 14955f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel dumpPasses(); 149645dc02d6f97447785ee7ffe08c36a34bc8921b0bDevang Patel 14971336a6bf06e64a096217628d2cc9644e48a5d7d6Devang Patel initializeAllAnalysisInfo(); 1498d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner for (unsigned Index = 0; Index < getNumContainedManagers(); ++Index) 1499d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner Changed |= getContainedManager(Index)->runOnModule(M); 1500b30803bc17a5be655b7c4ef356e75ae5524b0931Devang Patel return Changed; 1501b30803bc17a5be655b7c4ef356e75ae5524b0931Devang Patel} 15025a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel 150306e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel//===----------------------------------------------------------------------===// 150406e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel// PassManager implementation 150506e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel 15065a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel/// Create new pass manager 15073162691f69f85f740bc28f3ddca39b166d35187cDevang PatelPassManager::PassManager() { 15085f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel PM = new PassManagerImpl(0); 1509dff33ef8e863241193463fd0129657c5ebce4d58Devang Patel // PM is the top level manager 1510dff33ef8e863241193463fd0129657c5ebce4d58Devang Patel PM->setTopLevelManager(PM); 15115a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel} 15125a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel 15133162691f69f85f740bc28f3ddca39b166d35187cDevang PatelPassManager::~PassManager() { 151437a6f7966c39f69a92419d37949a94a758c29e90Devang Patel delete PM; 151537a6f7966c39f69a92419d37949a94a758c29e90Devang Patel} 151637a6f7966c39f69a92419d37949a94a758c29e90Devang Patel 15175a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel/// add - Add a pass to the queue of passes to run. This passes ownership of 15185a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel/// the Pass to the PassManager. When the PassManager is destroyed, the pass 15195a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel/// will be destroyed as well, so there is no need to delete the pass. This 15205a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel/// implies that all passes MUST be allocated with 'new'. 1521f957436254f1d20f2229e183390a4172cd4b6400Chris Lattnervoid PassManager::add(Pass *P) { 15225a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel PM->add(P); 15235a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel} 15245a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel 15255a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel/// run - Execute all of the passes scheduled for execution. Keep track of 15265a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel/// whether any of the passes modifies the module, and if so, return true. 1527f957436254f1d20f2229e183390a4172cd4b6400Chris Lattnerbool PassManager::run(Module &M) { 15285a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel return PM->run(M); 15295a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel} 15305a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel 15318e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel//===----------------------------------------------------------------------===// 15328e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel// TimingInfo Class - This class is used to calculate information about the 15338e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel// amount of time each pass takes to execute. This only happens with 15348e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel// -time-passes is enabled on the command line. 15358e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel// 15368e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patelbool llvm::TimePassesIsEnabled = false; 15378e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patelstatic cl::opt<bool,true> 15388e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang PatelEnableTiming("time-passes", cl::location(TimePassesIsEnabled), 15398e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel cl::desc("Time each pass, printing elapsed time for each on exit")); 15408e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel 15418e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel// createTheTimeInfo - This method either initializes the TheTimeInfo pointer to 15428e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel// a non null value (if the -time-passes option is enabled) or it leaves it 15438e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel// null. It may be called multiple times. 15448e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patelvoid TimingInfo::createTheTimeInfo() { 15458e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel if (!TimePassesIsEnabled || TheTimeInfo) return; 15468e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel 15478e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel // Constructed the first time this is called, iff -time-passes is enabled. 15488e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel // This guarantees that the object will be constructed before static globals, 15498e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel // thus it will be destroyed before them. 15508e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel static ManagedStatic<TimingInfo> TTI; 15518e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel TheTimeInfo = &*TTI; 15528e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel} 15538e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel 1554c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel/// If TimingInfo is enabled then start pass timer. 1555a782e75d487006cafffdc256b3c623307fee4dcfChris LattnerTimer *llvm::getPassTimer(Pass *P) { 1556c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel if (TheTimeInfo) 1557a782e75d487006cafffdc256b3c623307fee4dcfChris Lattner return TheTimeInfo->getPassTimer(P); 15585c12adaa8b92800d835ddd5c97723c6eb5628b5bDan Gohman return 0; 1559c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel} 1560c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel 156109e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel//===----------------------------------------------------------------------===// 156209e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel// PMStack implementation 156309e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel// 156436bcb82c3f7acd7cc3a79f51102c5995db2fb723Devang Patel 156509e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel// Pop Pass Manager from the stack and clear its analysis info. 156609e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patelvoid PMStack::pop() { 156709e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 156809e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel PMDataManager *Top = this->top(); 156909e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel Top->initializeAnalysisInfo(); 157009e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 157109e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel S.pop_back(); 157209e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel} 157309e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 157409e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel// Push PM on the stack and set its top level manager. 1575c2f12ab5e5258a949c0cfff074bf57fe0c08d4e5Dan Gohmanvoid PMStack::push(PMDataManager *PM) { 1576f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(PM && "Unable to push. Pass Manager expected"); 157709e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 1578f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner if (!this->empty()) { 1579f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner PMTopLevelManager *TPM = this->top()->getTopLevelManager(); 158097149737f27457b0411e49af3e4539688e29848fDevang Patel 1581f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(TPM && "Unable to find top level manager"); 158297149737f27457b0411e49af3e4539688e29848fDevang Patel TPM->addIndirectPassManager(PM); 158397149737f27457b0411e49af3e4539688e29848fDevang Patel PM->setTopLevelManager(TPM); 158497149737f27457b0411e49af3e4539688e29848fDevang Patel } 158597149737f27457b0411e49af3e4539688e29848fDevang Patel 158697149737f27457b0411e49af3e4539688e29848fDevang Patel S.push_back(PM); 158797149737f27457b0411e49af3e4539688e29848fDevang Patel} 158809e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 158997149737f27457b0411e49af3e4539688e29848fDevang Patel// Dump content of the pass manager stack. 159097149737f27457b0411e49af3e4539688e29848fDevang Patelvoid PMStack::dump() { 1591f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner for (std::deque<PMDataManager *>::iterator I = S.begin(), 1592f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner E = S.end(); I != E; ++I) 15933660ecabbb85b31308f38938ce3f56f0a330a84bChris Lattner printf("%s ", (*I)->getAsPass()->getPassName()); 1594f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner 159597149737f27457b0411e49af3e4539688e29848fDevang Patel if (!S.empty()) 1596fc23bc799d18a1316579234faaf6262cedc95bc0Chris Lattner printf("\n"); 159709e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel} 159809e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 159909e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel/// Find appropriate Module Pass Manager in the PM Stack and 160009e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel/// add self into that manager. 1601be1ffc6b8d3db7b1a9d512a1d53afd075d8e58c9Devang Patelvoid ModulePass::assignPassManager(PMStack &PMS, 1602bed2946a96ecb15b0b636fa74cb26ce61b1c648eAnton Korobeynikov PassManagerType PreferredType) { 160309e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel // Find Module Pass Manager 160409e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel while(!PMS.empty()) { 160544b0d29802ea87d68648dec798fd564eb3cbaa32Devang Patel PassManagerType TopPMType = PMS.top()->getPassManagerType(); 160644b0d29802ea87d68648dec798fd564eb3cbaa32Devang Patel if (TopPMType == PreferredType) 160744b0d29802ea87d68648dec798fd564eb3cbaa32Devang Patel break; // We found desired pass manager 160844b0d29802ea87d68648dec798fd564eb3cbaa32Devang Patel else if (TopPMType > PMT_ModulePassManager) 160909e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel PMS.pop(); // Pop children pass managers 16106b9420e94392040fbe6b2af5e49adbcbc6b32615Devang Patel else 16116b9420e94392040fbe6b2af5e49adbcbc6b32615Devang Patel break; 161209e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel } 1613bd6dc7a086142fec46b28b8c1f4e75a0d9500f6dDevang Patel assert(!PMS.empty() && "Unable to find appropriate Pass Manager"); 161444b0d29802ea87d68648dec798fd564eb3cbaa32Devang Patel PMS.top()->add(this); 161509e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel} 161609e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 16179d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel/// Find appropriate Function Pass Manager or Call Graph Pass Manager 16189d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel/// in the PM Stack and add self into that manager. 1619be1ffc6b8d3db7b1a9d512a1d53afd075d8e58c9Devang Patelvoid FunctionPass::assignPassManager(PMStack &PMS, 1620bed2946a96ecb15b0b636fa74cb26ce61b1c648eAnton Korobeynikov PassManagerType PreferredType) { 162109e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 16220938f7424261cb99abaac4e5325487886e213dfbDevang Patel // Find Module Pass Manager 162377c95ed74a4d5f122b3c9810209a0190dbf17504Chris Lattner while (!PMS.empty()) { 16246b9420e94392040fbe6b2af5e49adbcbc6b32615Devang Patel if (PMS.top()->getPassManagerType() > PMT_FunctionPassManager) 16256b9420e94392040fbe6b2af5e49adbcbc6b32615Devang Patel PMS.pop(); 162609e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel else 16279d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel break; 162809e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel } 162909e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 163077c95ed74a4d5f122b3c9810209a0190dbf17504Chris Lattner // Create new Function Pass Manager if needed. 163177c95ed74a4d5f122b3c9810209a0190dbf17504Chris Lattner FPPassManager *FPP; 163277c95ed74a4d5f122b3c9810209a0190dbf17504Chris Lattner if (PMS.top()->getPassManagerType() == PMT_FunctionPassManager) { 163377c95ed74a4d5f122b3c9810209a0190dbf17504Chris Lattner FPP = (FPPassManager *)PMS.top(); 163477c95ed74a4d5f122b3c9810209a0190dbf17504Chris Lattner } else { 16359d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel assert(!PMS.empty() && "Unable to create Function Pass Manager"); 16369d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel PMDataManager *PMD = PMS.top(); 163797149737f27457b0411e49af3e4539688e29848fDevang Patel 16389d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // [1] Create new Function Pass Manager 16399d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel FPP = new FPPassManager(PMD->getDepth() + 1); 1640bed7e6849823042c442e7e88dba5d41f68982815Devang Patel FPP->populateInheritedAnalysis(PMS); 164197149737f27457b0411e49af3e4539688e29848fDevang Patel 16429d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // [2] Set up new manager's top level manager 16439d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel PMTopLevelManager *TPM = PMD->getTopLevelManager(); 16449d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel TPM->addIndirectPassManager(FPP); 164597149737f27457b0411e49af3e4539688e29848fDevang Patel 16469d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // [3] Assign manager to manage this new manager. This may create 16479d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // and push new managers into PMS 16480938f7424261cb99abaac4e5325487886e213dfbDevang Patel FPP->assignPassManager(PMS, PMD->getPassManagerType()); 16499d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel 16509d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // [4] Push new manager into PMS 16519d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel PMS.push(FPP); 16529d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel } 165309e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 16549d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // Assign FPP as the manager of this pass. 16559d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel FPP->add(this); 165609e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel} 165709e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 16589d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel/// Find appropriate Basic Pass Manager or Call Graph Pass Manager 16599d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel/// in the PM Stack and add self into that manager. 1660be1ffc6b8d3db7b1a9d512a1d53afd075d8e58c9Devang Patelvoid BasicBlockPass::assignPassManager(PMStack &PMS, 1661bed2946a96ecb15b0b636fa74cb26ce61b1c648eAnton Korobeynikov PassManagerType PreferredType) { 166277c95ed74a4d5f122b3c9810209a0190dbf17504Chris Lattner BBPassManager *BBP; 166309e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 166497149737f27457b0411e49af3e4539688e29848fDevang Patel // Basic Pass Manager is a leaf pass manager. It does not handle 166597149737f27457b0411e49af3e4539688e29848fDevang Patel // any other pass manager. 166677c95ed74a4d5f122b3c9810209a0190dbf17504Chris Lattner if (!PMS.empty() && 166777c95ed74a4d5f122b3c9810209a0190dbf17504Chris Lattner PMS.top()->getPassManagerType() == PMT_BasicBlockPassManager) { 166877c95ed74a4d5f122b3c9810209a0190dbf17504Chris Lattner BBP = (BBPassManager *)PMS.top(); 166977c95ed74a4d5f122b3c9810209a0190dbf17504Chris Lattner } else { 167077c95ed74a4d5f122b3c9810209a0190dbf17504Chris Lattner // If leaf manager is not Basic Block Pass manager then create new 167177c95ed74a4d5f122b3c9810209a0190dbf17504Chris Lattner // basic Block Pass manager. 16729d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel assert(!PMS.empty() && "Unable to create BasicBlock Pass Manager"); 16739d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel PMDataManager *PMD = PMS.top(); 16749d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel 16759d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // [1] Create new Basic Block Manager 16769d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel BBP = new BBPassManager(PMD->getDepth() + 1); 16779d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel 16789d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // [2] Set up new manager's top level manager 16799d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // Basic Block Pass Manager does not live by itself 16809d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel PMTopLevelManager *TPM = PMD->getTopLevelManager(); 16819d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel TPM->addIndirectPassManager(BBP); 168297149737f27457b0411e49af3e4539688e29848fDevang Patel 168397149737f27457b0411e49af3e4539688e29848fDevang Patel // [3] Assign manager to manage this new manager. This may create 168497149737f27457b0411e49af3e4539688e29848fDevang Patel // and push new managers into PMS 168559ef015c65cecee948d1cf13812c5d0b47cb792aDan Gohman BBP->assignPassManager(PMS); 1686531f01f878915fc51ccf5e1194a2dc8d73c207cdDevang Patel 16879d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // [4] Push new manager into PMS 16889d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel PMS.push(BBP); 16899d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel } 169009e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 16919d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // Assign BBP as the manager of this pass. 16929d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel BBP->add(this); 169309e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel} 169409e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 1695580b89992fae365fd41832f4342888eb4dbc9eb4Dan GohmanPassManagerBase::~PassManagerBase() {} 1696d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen 1697d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen/*===-- C Bindings --------------------------------------------------------===*/ 1698d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen 1699d78c0f5a7255e4347cbd82f7435c51401096652cGordon HenriksenLLVMPassManagerRef LLVMCreatePassManager() { 1700d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen return wrap(new PassManager()); 1701d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen} 1702d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen 1703df7df075b723e926e51555bf5aff6e231279a479Erick TryzelaarLLVMPassManagerRef LLVMCreateFunctionPassManagerForModule(LLVMModuleRef M) { 1704df7df075b723e926e51555bf5aff6e231279a479Erick Tryzelaar return wrap(new FunctionPassManager(unwrap(M))); 1705df7df075b723e926e51555bf5aff6e231279a479Erick Tryzelaar} 1706df7df075b723e926e51555bf5aff6e231279a479Erick Tryzelaar 1707d78c0f5a7255e4347cbd82f7435c51401096652cGordon HenriksenLLVMPassManagerRef LLVMCreateFunctionPassManager(LLVMModuleProviderRef P) { 1708df7df075b723e926e51555bf5aff6e231279a479Erick Tryzelaar return LLVMCreateFunctionPassManagerForModule( 1709df7df075b723e926e51555bf5aff6e231279a479Erick Tryzelaar reinterpret_cast<LLVMModuleRef>(P)); 1710d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen} 1711d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen 1712d686c8e73f74e37ab5f647b65a12051ee6cbad16Chris LattnerLLVMBool LLVMRunPassManager(LLVMPassManagerRef PM, LLVMModuleRef M) { 1713d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen return unwrap<PassManager>(PM)->run(*unwrap(M)); 1714d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen} 1715d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen 1716d686c8e73f74e37ab5f647b65a12051ee6cbad16Chris LattnerLLVMBool LLVMInitializeFunctionPassManager(LLVMPassManagerRef FPM) { 1717d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen return unwrap<FunctionPassManager>(FPM)->doInitialization(); 1718d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen} 1719d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen 1720d686c8e73f74e37ab5f647b65a12051ee6cbad16Chris LattnerLLVMBool LLVMRunFunctionPassManager(LLVMPassManagerRef FPM, LLVMValueRef F) { 1721d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen return unwrap<FunctionPassManager>(FPM)->run(*unwrap<Function>(F)); 1722d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen} 1723d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen 1724d686c8e73f74e37ab5f647b65a12051ee6cbad16Chris LattnerLLVMBool LLVMFinalizeFunctionPassManager(LLVMPassManagerRef FPM) { 1725d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen return unwrap<FunctionPassManager>(FPM)->doFinalization(); 1726d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen} 1727d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen 1728d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksenvoid LLVMDisposePassManager(LLVMPassManagerRef PM) { 1729d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen delete unwrap(PM); 1730d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen} 1731