PassManager.cpp revision 0d2725ad696afb60c86076469031783669809739
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 { 3810d2725ad696afb60c86076469031783669809739Chris Lattner std::map<Pass*, Timer> TimingData; 382c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel TimerGroup TG; 383c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel 384c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patelpublic: 385c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel // Use 'create' member to get this. 386c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel TimingInfo() : TG("... Pass execution timing report ...") {} 387c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel 388c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel // TimingDtor - Print out information about timing information 389c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel ~TimingInfo() { 390c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel // Delete all of the timers... 391c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel TimingData.clear(); 392c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel // TimerGroup is deleted next, printing the report. 393c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel } 394c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel 395c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel // createTheTimeInfo - This method either initializes the TheTimeInfo pointer 396c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel // to a non null value (if the -time-passes option is enabled) or it leaves it 397c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel // null. It may be called multiple times. 398c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel static void createTheTimeInfo(); 399c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel 4000d2725ad696afb60c86076469031783669809739Chris Lattner /// passStarted - This method creates a timer for the given pass if it doesn't 4010d2725ad696afb60c86076469031783669809739Chris Lattner /// already have one, and starts the timer. 4020d2725ad696afb60c86076469031783669809739Chris Lattner Timer *passStarted(Pass *P) { 4033660ecabbb85b31308f38938ce3f56f0a330a84bChris Lattner if (P->getAsPMDataManager()) 4045c12adaa8b92800d835ddd5c97723c6eb5628b5bDan Gohman return 0; 405c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel 406a9d1f2c559ef4b2549e29288fe6944e68913ba0fOwen Anderson sys::SmartScopedLock<true> Lock(*TimingInfoMutex); 4070d2725ad696afb60c86076469031783669809739Chris Lattner std::map<Pass*, Timer>::iterator I = TimingData.find(P); 4080d2725ad696afb60c86076469031783669809739Chris Lattner if (I == TimingData.end()) 4090d2725ad696afb60c86076469031783669809739Chris Lattner I=TimingData.insert(std::make_pair(P, Timer(P->getPassName(), TG))).first; 4100d2725ad696afb60c86076469031783669809739Chris Lattner Timer *T = &I->second; 4110d2725ad696afb60c86076469031783669809739Chris Lattner T->startTimer(); 4120d2725ad696afb60c86076469031783669809739Chris Lattner return T; 413c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel } 414c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel}; 415c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel 416c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel} // End of anon namespace 417c67c938de2097f26dba71d9436e4707dd8a5012dDevang Patel 418844731a7f1909f55935e3514c9e713a62d67662eDan Gohmanstatic TimingInfo *TheTimeInfo; 419844731a7f1909f55935e3514c9e713a62d67662eDan Gohman 42006e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel//===----------------------------------------------------------------------===// 4211b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel// PMTopLevelManager implementation 4221b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 4238f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel/// Initialize top level manager. Create first pass manager. 424d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris LattnerPMTopLevelManager::PMTopLevelManager(enum TopLevelManagerType t) { 4258f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel if (t == TLM_Pass) { 4268f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel MPPassManager *MPP = new MPPassManager(1); 4278f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel MPP->setTopLevelManager(this); 4288f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel addPassManager(MPP); 4298f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel activeStack.push(MPP); 430d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner } else if (t == TLM_Function) { 4318f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel FPPassManager *FPP = new FPPassManager(1); 4328f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel FPP->setTopLevelManager(this); 4338f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel addPassManager(FPP); 4348f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel activeStack.push(FPP); 4358f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel } 4368f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel} 4378f3f3d103a8b92bd0514ab5998865205e17ef550Devang Patel 4381b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel/// Set pass P as the last user of the given analysis passes. 439edbef3806777af3dfaba340801e609492e47f732Devang Patelvoid PMTopLevelManager::setLastUser(SmallVector<Pass *, 12> &AnalysisPasses, 4401b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel Pass *P) { 441edbef3806777af3dfaba340801e609492e47f732Devang Patel for (SmallVector<Pass *, 12>::iterator I = AnalysisPasses.begin(), 4421b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel E = AnalysisPasses.end(); I != E; ++I) { 4431b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel Pass *AP = *I; 4441b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel LastUser[AP] = P; 445d46825c6a1fa903ad8d9ec2d1890535e3afdd8d4Devang Patel 446d46825c6a1fa903ad8d9ec2d1890535e3afdd8d4Devang Patel if (P == AP) 447d46825c6a1fa903ad8d9ec2d1890535e3afdd8d4Devang Patel continue; 448d46825c6a1fa903ad8d9ec2d1890535e3afdd8d4Devang Patel 4491b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel // If AP is the last user of other passes then make P last user of 4501b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel // such passes. 451721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel for (DenseMap<Pass *, Pass *>::iterator LUI = LastUser.begin(), 4521b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel LUE = LastUser.end(); LUI != LUE; ++LUI) { 4531b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel if (LUI->second == AP) 454721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel // DenseMap iterator is not invalidated here because 455721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel // this is just updating exisitng entry. 4561b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel LastUser[LUI->first] = P; 4571b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel } 4581b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel } 4591b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel} 4601b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 4611b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel/// Collect passes whose last user is P 462edbef3806777af3dfaba340801e609492e47f732Devang Patelvoid PMTopLevelManager::collectLastUses(SmallVector<Pass *, 12> &LastUses, 463721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel Pass *P) { 464721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel DenseMap<Pass *, SmallPtrSet<Pass *, 8> >::iterator DMI = 465721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel InversedLastUser.find(P); 466721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel if (DMI == InversedLastUser.end()) 467721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel return; 468721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel 469721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel SmallPtrSet<Pass *, 8> &LU = DMI->second; 470721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel for (SmallPtrSet<Pass *, 8>::iterator I = LU.begin(), 471721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel E = LU.end(); I != E; ++I) { 472721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel LastUses.push_back(*I); 473721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel } 474721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel 4751b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel} 4761b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 4773b8a90686adb3d0adaa4389e7b7900570a235e03Devang PatelAnalysisUsage *PMTopLevelManager::findAnalysisUsage(Pass *P) { 4783b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel AnalysisUsage *AnUsage = NULL; 4793b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel DenseMap<Pass *, AnalysisUsage *>::iterator DMI = AnUsageMap.find(P); 4803b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel if (DMI != AnUsageMap.end()) 4813b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel AnUsage = DMI->second; 4823b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel else { 4833b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel AnUsage = new AnalysisUsage(); 4843b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel P->getAnalysisUsage(*AnUsage); 4853b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel AnUsageMap[P] = AnUsage; 4863b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel } 4873b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel return AnUsage; 4883b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel} 4893b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel 4901b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel/// Schedule pass P for execution. Make sure that passes required by 4911b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel/// P are run before P is run. Update analysis info maintained by 4921b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel/// the manager. Remove dead passes. This is a recursive function. 4931b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patelvoid PMTopLevelManager::schedulePass(Pass *P) { 4941b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 4959d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // TODO : Allocate function manager for this pass, other wise required set 4969d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // may be inserted into previous function manager 4971b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 49822a1cf9d3a5c829d260bcf44ffe6b34ecf16076cDevang Patel // Give pass a chance to prepare the stage. 49922a1cf9d3a5c829d260bcf44ffe6b34ecf16076cDevang Patel P->preparePassManager(activeStack); 50022a1cf9d3a5c829d260bcf44ffe6b34ecf16076cDevang Patel 5011cee94f04111cfd7114979d6dfddce2669c9380dDevang Patel // If P is an analysis pass and it is available then do not 5021cee94f04111cfd7114979d6dfddce2669c9380dDevang Patel // generate the analysis again. Stale analysis info should not be 5031cee94f04111cfd7114979d6dfddce2669c9380dDevang Patel // available at this point. 504c758209153ca0f6da6737f25ada269c573fba456Devang Patel if (P->getPassInfo() && 505641397f2ef0a155159e1085bf594c1535485e3a3Nuno Lopes P->getPassInfo()->isAnalysis() && findAnalysisPass(P->getPassInfo())) { 506641397f2ef0a155159e1085bf594c1535485e3a3Nuno Lopes delete P; 507c7fe32e840758baa9ce4f93c321b508a69b98262Devang Patel return; 508641397f2ef0a155159e1085bf594c1535485e3a3Nuno Lopes } 5091cee94f04111cfd7114979d6dfddce2669c9380dDevang Patel 5103b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel AnalysisUsage *AnUsage = findAnalysisUsage(P); 5113b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel 512488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel bool checkAnalysis = true; 513488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel while (checkAnalysis) { 514488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel checkAnalysis = false; 515488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel 516488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel const AnalysisUsage::VectorType &RequiredSet = AnUsage->getRequiredSet(); 517488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel for (AnalysisUsage::VectorType::const_iterator I = RequiredSet.begin(), 518488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel E = RequiredSet.end(); I != E; ++I) { 519488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel 520488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel Pass *AnalysisPass = findAnalysisPass(*I); 521488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel if (!AnalysisPass) { 522488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel AnalysisPass = (*I)->createPass(); 523488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel if (P->getPotentialPassManagerType () == 524488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel AnalysisPass->getPotentialPassManagerType()) 525488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel // Schedule analysis pass that is managed by the same pass manager. 526488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel schedulePass(AnalysisPass); 527488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel else if (P->getPotentialPassManagerType () > 528488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel AnalysisPass->getPotentialPassManagerType()) { 529488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel // Schedule analysis pass that is managed by a new manager. 530488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel schedulePass(AnalysisPass); 531488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel // Recheck analysis passes to ensure that required analysises that 532488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel // are already checked are still available. 533488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel checkAnalysis = true; 534488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel } 535488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel else 536488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel // Do not schedule this analysis. Lower level analsyis 537488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel // passes are run on the fly. 538488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel delete AnalysisPass; 539488dc6732d1504d72936e07951fe7ec39d376c2cDevang Patel } 5401b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel } 5411b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel } 5421b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 5431b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel // Now all required passes are available. 5441b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel addTopLevelPass(P); 5451b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel} 5461b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 5471b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel/// Find the pass that implements Analysis AID. Search immutable 5481b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel/// passes and all pass managers. If desired pass is not found 5491b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel/// then return NULL. 5501b8d015066dca364a1b11b6dbe5b80248b111cd5Devang PatelPass *PMTopLevelManager::findAnalysisPass(AnalysisID AID) { 5511b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 5521b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel Pass *P = NULL; 553d0fa16c33615bb6f21685c4e4e3d948ac6780160Devang Patel // Check pass managers 55478766ff67cb9222a2dd5e2cda2e1488b5288a79dDevang Patel for (SmallVector<PMDataManager *, 8>::iterator I = PassManagers.begin(), 555d0fa16c33615bb6f21685c4e4e3d948ac6780160Devang Patel E = PassManagers.end(); P == NULL && I != E; ++I) { 5560961ec1afe336a0a4f523455c25f5d5edc8d3ee1Dan Gohman PMDataManager *PMD = *I; 557d0fa16c33615bb6f21685c4e4e3d948ac6780160Devang Patel P = PMD->findAnalysisPass(AID, false); 558d0fa16c33615bb6f21685c4e4e3d948ac6780160Devang Patel } 559d0fa16c33615bb6f21685c4e4e3d948ac6780160Devang Patel 560d0fa16c33615bb6f21685c4e4e3d948ac6780160Devang Patel // Check other pass managers 561f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner for (SmallVector<PMDataManager *, 8>::iterator 562f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner I = IndirectPassManagers.begin(), 563d0fa16c33615bb6f21685c4e4e3d948ac6780160Devang Patel E = IndirectPassManagers.end(); P == NULL && I != E; ++I) 564d0fa16c33615bb6f21685c4e4e3d948ac6780160Devang Patel P = (*I)->findAnalysisPass(AID, false); 565d0fa16c33615bb6f21685c4e4e3d948ac6780160Devang Patel 56678766ff67cb9222a2dd5e2cda2e1488b5288a79dDevang Patel for (SmallVector<ImmutablePass *, 8>::iterator I = ImmutablePasses.begin(), 5671b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel E = ImmutablePasses.end(); P == NULL && I != E; ++I) { 5681b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel const PassInfo *PI = (*I)->getPassInfo(); 5691b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel if (PI == AID) 5701b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel P = *I; 5711b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 5721b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel // If Pass not found then check the interfaces implemented by Immutable Pass 5731b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel if (!P) { 57497cf759b822818414f9604c74d3bcfe75a91520bDan Gohman const std::vector<const PassInfo*> &ImmPI = 57597cf759b822818414f9604c74d3bcfe75a91520bDan Gohman PI->getInterfacesImplemented(); 5761a8038636c2998e37f2130b0ab89a3686d9c1f48Devang Patel if (std::find(ImmPI.begin(), ImmPI.end(), AID) != ImmPI.end()) 5771a8038636c2998e37f2130b0ab89a3686d9c1f48Devang Patel P = *I; 5781b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel } 5791b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel } 5801b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 5811b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel return P; 5821b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel} 5831b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel 584ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel// Print passes managed by this top level manager. 585a52035a062edf9bfbf95c92c615219b647042c17Devang Patelvoid PMTopLevelManager::dumpPasses() const { 586ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel 58726426949f33e5a77fbd2fa330f7df5626e8b177dDevang Patel if (PassDebugging < Structure) 5885f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel return; 5895f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 590ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel // Print out the immutable passes 591ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel for (unsigned i = 0, e = ImmutablePasses.size(); i != e; ++i) { 592ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel ImmutablePasses[i]->dumpPassStructure(0); 593ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel } 594ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel 5950961ec1afe336a0a4f523455c25f5d5edc8d3ee1Dan Gohman // Every class that derives from PMDataManager also derives from Pass 5960961ec1afe336a0a4f523455c25f5d5edc8d3ee1Dan Gohman // (sometimes indirectly), but there's no inheritance relationship 5973660ecabbb85b31308f38938ce3f56f0a330a84bChris Lattner // between PMDataManager and Pass, so we have to getAsPass to get 5980961ec1afe336a0a4f523455c25f5d5edc8d3ee1Dan Gohman // from a PMDataManager* to a Pass*. 59978766ff67cb9222a2dd5e2cda2e1488b5288a79dDevang Patel for (SmallVector<PMDataManager *, 8>::const_iterator I = PassManagers.begin(), 600ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel E = PassManagers.end(); I != E; ++I) 6013660ecabbb85b31308f38938ce3f56f0a330a84bChris Lattner (*I)->getAsPass()->dumpPassStructure(1); 602ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel} 603ebc0922eeb5b728d33a68d4bea8128413f62e369Devang Patel 604a52035a062edf9bfbf95c92c615219b647042c17Devang Patelvoid PMTopLevelManager::dumpArguments() const { 605c32cf54101ecaf336d161fecd58667870149169cDevang Patel 60626426949f33e5a77fbd2fa330f7df5626e8b177dDevang Patel if (PassDebugging < Arguments) 607c32cf54101ecaf336d161fecd58667870149169cDevang Patel return; 608c32cf54101ecaf336d161fecd58667870149169cDevang Patel 609170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << "Pass Arguments: "; 61078766ff67cb9222a2dd5e2cda2e1488b5288a79dDevang Patel for (SmallVector<PMDataManager *, 8>::const_iterator I = PassManagers.begin(), 611d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner E = PassManagers.end(); I != E; ++I) 612d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner (*I)->dumpPassArguments(); 613170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << "\n"; 614c32cf54101ecaf336d161fecd58667870149169cDevang Patel} 615c32cf54101ecaf336d161fecd58667870149169cDevang Patel 6161336a6bf06e64a096217628d2cc9644e48a5d7d6Devang Patelvoid PMTopLevelManager::initializeAllAnalysisInfo() { 61778766ff67cb9222a2dd5e2cda2e1488b5288a79dDevang Patel for (SmallVector<PMDataManager *, 8>::iterator I = PassManagers.begin(), 618d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner E = PassManagers.end(); I != E; ++I) 619d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner (*I)->initializeAnalysisInfo(); 6201336a6bf06e64a096217628d2cc9644e48a5d7d6Devang Patel 6211336a6bf06e64a096217628d2cc9644e48a5d7d6Devang Patel // Initailize other pass managers 62278766ff67cb9222a2dd5e2cda2e1488b5288a79dDevang Patel for (SmallVector<PMDataManager *, 8>::iterator I = IndirectPassManagers.begin(), 6231336a6bf06e64a096217628d2cc9644e48a5d7d6Devang Patel E = IndirectPassManagers.end(); I != E; ++I) 6241336a6bf06e64a096217628d2cc9644e48a5d7d6Devang Patel (*I)->initializeAnalysisInfo(); 625721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel 626f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner for (DenseMap<Pass *, Pass *>::iterator DMI = LastUser.begin(), 627721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel DME = LastUser.end(); DMI != DME; ++DMI) { 628721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel DenseMap<Pass *, SmallPtrSet<Pass *, 8> >::iterator InvDMI = 629721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel InversedLastUser.find(DMI->second); 630721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel if (InvDMI != InversedLastUser.end()) { 631721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel SmallPtrSet<Pass *, 8> &L = InvDMI->second; 632721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel L.insert(DMI->first); 633721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel } else { 634721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel SmallPtrSet<Pass *, 8> L; L.insert(DMI->first); 635721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel InversedLastUser[DMI->second] = L; 636721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel } 637721e59cfb29024ffad7204f05ad75b678ae7df63Devang Patel } 6381336a6bf06e64a096217628d2cc9644e48a5d7d6Devang Patel} 6391336a6bf06e64a096217628d2cc9644e48a5d7d6Devang Patel 640ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel/// Destructor 641ab7752c1496c2913793305ba4b989a551c5617e1Devang PatelPMTopLevelManager::~PMTopLevelManager() { 64278766ff67cb9222a2dd5e2cda2e1488b5288a79dDevang Patel for (SmallVector<PMDataManager *, 8>::iterator I = PassManagers.begin(), 643ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel E = PassManagers.end(); I != E; ++I) 644ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel delete *I; 645ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel 64678766ff67cb9222a2dd5e2cda2e1488b5288a79dDevang Patel for (SmallVector<ImmutablePass *, 8>::iterator 647ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel I = ImmutablePasses.begin(), E = ImmutablePasses.end(); I != E; ++I) 648ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel delete *I; 6493b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel 6503b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel for (DenseMap<Pass *, AnalysisUsage *>::iterator DMI = AnUsageMap.begin(), 651f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner DME = AnUsageMap.end(); DMI != DME; ++DMI) 652f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner delete DMI->second; 653ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel} 654ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel 6551b8d015066dca364a1b11b6dbe5b80248b111cd5Devang Patel//===----------------------------------------------------------------------===// 656419f0e95d698109541ad730cb45ba4caca78f458Devang Patel// PMDataManager implementation 657889739c4d188d28c167644bced9df0f3131317d7Devang Patel 658b8526162551a3fbcf787e01d82ef44b69f879e01Devang Patel/// Augement AvailableAnalysis by adding analysis made available by pass P. 659f32b4dd13e421b3ad4696f984cb2043ce64e19cbDevang Patelvoid PMDataManager::recordAvailableAnalysis(Pass *P) { 660f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner const PassInfo *PI = P->getPassInfo(); 661f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner if (PI == 0) return; 662f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner 663f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner AvailableAnalysis[PI] = P; 664b8526162551a3fbcf787e01d82ef44b69f879e01Devang Patel 665f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner //This pass is the current implementation of all of the interfaces it 666f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner //implements as well. 667f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner const std::vector<const PassInfo*> &II = PI->getInterfacesImplemented(); 668f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner for (unsigned i = 0, e = II.size(); i != e; ++i) 669f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner AvailableAnalysis[II[i]] = P; 670b8526162551a3fbcf787e01d82ef44b69f879e01Devang Patel} 671b8526162551a3fbcf787e01d82ef44b69f879e01Devang Patel 6727b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel// Return true if P preserves high level analysis used by other 6737b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel// passes managed by this manager 6747b65dd91c156590c03847152a202bf7aa9b0c556Devang Patelbool PMDataManager::preserveHigherLevelAnalysis(Pass *P) { 6753b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel AnalysisUsage *AnUsage = TPM->findAnalysisUsage(P); 6763b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel if (AnUsage->getPreservesAll()) 6777b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel return true; 6787b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel 6793b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel const AnalysisUsage::VectorType &PreservedSet = AnUsage->getPreservedSet(); 68078766ff67cb9222a2dd5e2cda2e1488b5288a79dDevang Patel for (SmallVector<Pass *, 8>::iterator I = HigherLevelAnalysis.begin(), 6817b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel E = HigherLevelAnalysis.end(); I != E; ++I) { 6827b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel Pass *P1 = *I; 6835e664b8f7c5ba877058a3a1cdfcce8e6b7388a6aChris Lattner if (P1->getAsImmutablePass() == 0 && 68497cf759b822818414f9604c74d3bcfe75a91520bDan Gohman std::find(PreservedSet.begin(), PreservedSet.end(), 68597cf759b822818414f9604c74d3bcfe75a91520bDan Gohman P1->getPassInfo()) == 686d46825c6a1fa903ad8d9ec2d1890535e3afdd8d4Devang Patel PreservedSet.end()) 687d46825c6a1fa903ad8d9ec2d1890535e3afdd8d4Devang Patel return false; 6887b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel } 6897b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel 6907b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel return true; 6917b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel} 6927b65dd91c156590c03847152a202bf7aa9b0c556Devang Patel 693e2c5ecd46a3a2c2cd11de8c5dadd5d52a2801420Chris Lattner/// verifyPreservedAnalysis -- Verify analysis preserved by pass P. 69458e0ef1e90c3f6dbae213612b44e56f7d6d65ea7Devang Patelvoid PMDataManager::verifyPreservedAnalysis(Pass *P) { 695e2c5ecd46a3a2c2cd11de8c5dadd5d52a2801420Chris Lattner // Don't do this unless assertions are enabled. 696e2c5ecd46a3a2c2cd11de8c5dadd5d52a2801420Chris Lattner#ifdef NDEBUG 697e2c5ecd46a3a2c2cd11de8c5dadd5d52a2801420Chris Lattner return; 698e2c5ecd46a3a2c2cd11de8c5dadd5d52a2801420Chris Lattner#endif 6993b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel AnalysisUsage *AnUsage = TPM->findAnalysisUsage(P); 7003b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel const AnalysisUsage::VectorType &PreservedSet = AnUsage->getPreservedSet(); 70114d6581a7374bdb4a66ef6c30250efdc324f6ddeDevang Patel 7029750b5d5779e6efec10a93633dd1d36c5f61dbc3Devang Patel // Verify preserved analysis 703fc65d38085e92fa3901104c762a725788f5c9de5Chris Lattner for (AnalysisUsage::VectorType::const_iterator I = PreservedSet.begin(), 70458e0ef1e90c3f6dbae213612b44e56f7d6d65ea7Devang Patel E = PreservedSet.end(); I != E; ++I) { 70558e0ef1e90c3f6dbae213612b44e56f7d6d65ea7Devang Patel AnalysisID AID = *I; 7069450b0e1a6154192ca597ad27f8eb6e6e807f7a4Dan Gohman if (Pass *AP = findAnalysisPass(AID, true)) { 7070d2725ad696afb60c86076469031783669809739Chris Lattner 7080d2725ad696afb60c86076469031783669809739Chris Lattner Timer *T = 0; 7090d2725ad696afb60c86076469031783669809739Chris Lattner if (TheTimeInfo) T = TheTimeInfo->passStarted(AP); 7109450b0e1a6154192ca597ad27f8eb6e6e807f7a4Dan Gohman AP->verifyAnalysis(); 7110d2725ad696afb60c86076469031783669809739Chris Lattner if (T) T->stopTimer(); 7129450b0e1a6154192ca597ad27f8eb6e6e807f7a4Dan Gohman } 7135b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel } 7145b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel} 7155b57e720c875277131ed0d4f3b72a582979d1afeDevang Patel 716844a3d163bc644085b1d744797da43eb9bf7ee3bDevang Patel/// Remove Analysis not preserved by Pass P 71758e0ef1e90c3f6dbae213612b44e56f7d6d65ea7Devang Patelvoid PMDataManager::removeNotPreservedAnalysis(Pass *P) { 7183b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel AnalysisUsage *AnUsage = TPM->findAnalysisUsage(P); 7193b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel if (AnUsage->getPreservesAll()) 72004b4e0595ffffab232a73a78d742e08efb6ebcfbDevang Patel return; 72104b4e0595ffffab232a73a78d742e08efb6ebcfbDevang Patel 7223b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel const AnalysisUsage::VectorType &PreservedSet = AnUsage->getPreservedSet(); 723b899eed1bc0a64f96fa7aff8d7c6f999cf85bdfeDevang Patel for (std::map<AnalysisID, Pass*>::iterator I = AvailableAnalysis.begin(), 72454e247d2d0c07544b3e638e80b816f352ec152c1Devang Patel E = AvailableAnalysis.end(); I != E; ) { 7251a8038636c2998e37f2130b0ab89a3686d9c1f48Devang Patel std::map<AnalysisID, Pass*>::iterator Info = I++; 7265e664b8f7c5ba877058a3a1cdfcce8e6b7388a6aChris Lattner if (Info->second->getAsImmutablePass() == 0 && 7275e664b8f7c5ba877058a3a1cdfcce8e6b7388a6aChris Lattner std::find(PreservedSet.begin(), PreservedSet.end(), Info->first) == 728e62f7507841e487d0b8135424ccb5fd59dcbeeddDevang Patel PreservedSet.end()) { 72914d6581a7374bdb4a66ef6c30250efdc324f6ddeDevang Patel // Remove this analysis 730e62f7507841e487d0b8135424ccb5fd59dcbeeddDevang Patel if (PassDebugging >= Details) { 731e62f7507841e487d0b8135424ccb5fd59dcbeeddDevang Patel Pass *S = Info->second; 732170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << " -- '" << P->getPassName() << "' is not preserving '"; 733170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << S->getPassName() << "'\n"; 734e62f7507841e487d0b8135424ccb5fd59dcbeeddDevang Patel } 735e187726208f839691afca88bce8b2d6fe4d5bcbbDan Gohman AvailableAnalysis.erase(Info); 736e62f7507841e487d0b8135424ccb5fd59dcbeeddDevang Patel } 73714d6581a7374bdb4a66ef6c30250efdc324f6ddeDevang Patel } 738fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel 739fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel // Check inherited analysis also. If P is not preserving analysis 740fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel // provided by parent manager then remove it here. 741fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel for (unsigned Index = 0; Index < PMT_Last; ++Index) { 742fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel 743fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel if (!InheritedAnalysis[Index]) 744fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel continue; 745fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel 746fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel for (std::map<AnalysisID, Pass*>::iterator 747fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel I = InheritedAnalysis[Index]->begin(), 748fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel E = InheritedAnalysis[Index]->end(); I != E; ) { 749fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel std::map<AnalysisID, Pass *>::iterator Info = I++; 7505e664b8f7c5ba877058a3a1cdfcce8e6b7388a6aChris Lattner if (Info->second->getAsImmutablePass() == 0 && 75197cf759b822818414f9604c74d3bcfe75a91520bDan Gohman std::find(PreservedSet.begin(), PreservedSet.end(), Info->first) == 7521f6ae8172594385bfa369e0551887589a00c4572Andreas Neustifter PreservedSet.end()) { 753fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel // Remove this analysis 7541f6ae8172594385bfa369e0551887589a00c4572Andreas Neustifter if (PassDebugging >= Details) { 7551f6ae8172594385bfa369e0551887589a00c4572Andreas Neustifter Pass *S = Info->second; 756170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << " -- '" << P->getPassName() << "' is not preserving '"; 757170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << S->getPassName() << "'\n"; 7581f6ae8172594385bfa369e0551887589a00c4572Andreas Neustifter } 759d46825c6a1fa903ad8d9ec2d1890535e3afdd8d4Devang Patel InheritedAnalysis[Index]->erase(Info); 7601f6ae8172594385bfa369e0551887589a00c4572Andreas Neustifter } 761fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel } 762fe613905b371ef7160968cdaabf6074cfa10f4a0Devang Patel } 763889739c4d188d28c167644bced9df0f3131317d7Devang Patel} 764889739c4d188d28c167644bced9df0f3131317d7Devang Patel 765df1a10ece6a75f230d98c6fb001349eede90387aDevang Patel/// Remove analysis passes that are not used any longer 7662928c83b010f7cfdb0f819199d806f6942a7d995Daniel Dunbarvoid PMDataManager::removeDeadPasses(Pass *P, StringRef Msg, 7677f99761143cdf1ad23729708e3dcaa055b189406Devang Patel enum PassDebuggingString DBG_STR) { 768f9a60ae75d6fdc74160085323c14e92e7d3517d3Devang Patel 769edbef3806777af3dfaba340801e609492e47f732Devang Patel SmallVector<Pass *, 12> DeadPasses; 7700ed8df38c26a910bd7adbe105172b434898646f3Devang Patel 771693941bb6ed0389f998fe516eba6af738e951f79Devang Patel // If this is a on the fly manager then it does not have TPM. 7720ed8df38c26a910bd7adbe105172b434898646f3Devang Patel if (!TPM) 7730ed8df38c26a910bd7adbe105172b434898646f3Devang Patel return; 7740ed8df38c26a910bd7adbe105172b434898646f3Devang Patel 775f9a60ae75d6fdc74160085323c14e92e7d3517d3Devang Patel TPM->collectLastUses(DeadPasses, P); 776f9a60ae75d6fdc74160085323c14e92e7d3517d3Devang Patel 7778fb6a94b6986ce0de0827da865ef8027e78c7eb7Devang Patel if (PassDebugging >= Details && !DeadPasses.empty()) { 778170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << " -*- '" << P->getPassName(); 779170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << "' is the last user of following pass instances."; 780170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << " Free these instances\n"; 7817c9b65207e5bae26bcb4bcd62b50d7f72cb010bbEvan Cheng } 7827c9b65207e5bae26bcb4bcd62b50d7f72cb010bbEvan Cheng 783edbef3806777af3dfaba340801e609492e47f732Devang Patel for (SmallVector<Pass *, 12>::iterator I = DeadPasses.begin(), 78427a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman E = DeadPasses.end(); I != E; ++I) 78527a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman freePass(*I, Msg, DBG_STR); 78627a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman} 7874eeea774ce1b24fa55c06aac31e02016d5dd77d6Devang Patel 7882928c83b010f7cfdb0f819199d806f6942a7d995Daniel Dunbarvoid PMDataManager::freePass(Pass *P, StringRef Msg, 78927a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman enum PassDebuggingString DBG_STR) { 79027a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman dumpPassInfo(P, FREEING_MSG, DBG_STR, Msg); 7914eeea774ce1b24fa55c06aac31e02016d5dd77d6Devang Patel 79227a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman { 79327a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman // If the pass crashes releasing memory, remember this. 79427a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman PassManagerPrettyStackEntry X(P); 7950d2725ad696afb60c86076469031783669809739Chris Lattner 7960d2725ad696afb60c86076469031783669809739Chris Lattner Timer *T = StartPassTimer(P); 79727a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman P->releaseMemory(); 7980d2725ad696afb60c86076469031783669809739Chris Lattner StopPassTimer(P, T); 79927a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman } 800617fddf51c2aa6822281f0b52e700ffb1f15ed8dDevang Patel 80127a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman if (const PassInfo *PI = P->getPassInfo()) { 80227a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman // Remove the pass itself (if it is not already removed). 80327a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman AvailableAnalysis.erase(PI); 804617fddf51c2aa6822281f0b52e700ffb1f15ed8dDevang Patel 80527a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman // Remove all interfaces this pass implements, for which it is also 80627a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman // listed as the available implementation. 80727a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman const std::vector<const PassInfo*> &II = PI->getInterfacesImplemented(); 80827a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman for (unsigned i = 0, e = II.size(); i != e; ++i) { 80927a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman std::map<AnalysisID, Pass*>::iterator Pos = 81027a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman AvailableAnalysis.find(II[i]); 81127a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman if (Pos != AvailableAnalysis.end() && Pos->second == P) 81227a8fb8a546ec5d39b057bfe2ee5c36a8e454f09Dan Gohman AvailableAnalysis.erase(Pos); 813617fddf51c2aa6822281f0b52e700ffb1f15ed8dDevang Patel } 814f9a60ae75d6fdc74160085323c14e92e7d3517d3Devang Patel } 815df1a10ece6a75f230d98c6fb001349eede90387aDevang Patel} 816df1a10ece6a75f230d98c6fb001349eede90387aDevang Patel 8174045af1175509c81d6a4708df233f0b1abe888fcDevang Patel/// Add pass P into the PassVector. Update 818893a5a681585cdf3b5bfff7128ea522e8a47750aDevang Patel/// AvailableAnalysis appropriately if ProcessAnalysis is true. 819f957436254f1d20f2229e183390a4172cd4b6400Chris Lattnervoid PMDataManager::add(Pass *P, bool ProcessAnalysis) { 820145e83dc12a3f962b999f348474ebb07a36a7b81Devang Patel // This manager is going to manage pass P. Set up analysis resolver 821145e83dc12a3f962b999f348474ebb07a36a7b81Devang Patel // to connect them. 822cde53d3c1e9d6a2add5de847b44818fbb1d69c20Devang Patel AnalysisResolver *AR = new AnalysisResolver(*this); 823145e83dc12a3f962b999f348474ebb07a36a7b81Devang Patel P->setResolver(AR); 824145e83dc12a3f962b999f348474ebb07a36a7b81Devang Patel 825cf5fb2b614a7fea4565e405c81a3ae8037d78f7bDevang Patel // If a FunctionPass F is the last user of ModulePass info M 826cf5fb2b614a7fea4565e405c81a3ae8037d78f7bDevang Patel // then the F's manager, not F, records itself as a last user of M. 827edbef3806777af3dfaba340801e609492e47f732Devang Patel SmallVector<Pass *, 12> TransferLastUses; 828cf5fb2b614a7fea4565e405c81a3ae8037d78f7bDevang Patel 829f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner if (!ProcessAnalysis) { 830f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner // Add pass 831f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner PassVector.push_back(P); 832f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner return; 833f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner } 834569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel 835f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner // At the moment, this pass is the last user of all required passes. 836f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner SmallVector<Pass *, 12> LastUses; 837f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner SmallVector<Pass *, 8> RequiredPasses; 838f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner SmallVector<AnalysisID, 8> ReqAnalysisNotAvailable; 839cf5fb2b614a7fea4565e405c81a3ae8037d78f7bDevang Patel 840f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner unsigned PDepth = this->getDepth(); 841f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner 842f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner collectRequiredAnalysis(RequiredPasses, 843f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner ReqAnalysisNotAvailable, P); 844f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner for (SmallVector<Pass *, 8>::iterator I = RequiredPasses.begin(), 845f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner E = RequiredPasses.end(); I != E; ++I) { 846f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner Pass *PRequired = *I; 847f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner unsigned RDepth = 0; 848f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner 849f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(PRequired->getResolver() && "Analysis Resolver is not set"); 850f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner PMDataManager &DM = PRequired->getResolver()->getPMDataManager(); 851f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner RDepth = DM.getDepth(); 852f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner 853f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner if (PDepth == RDepth) 854f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner LastUses.push_back(PRequired); 855f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner else if (PDepth > RDepth) { 856f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner // Let the parent claim responsibility of last use 857f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner TransferLastUses.push_back(PRequired); 858f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner // Keep track of higher level analysis used by this manager. 859f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner HigherLevelAnalysis.push_back(PRequired); 860f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner } else 861c23197a26f34f559ea9797de51e187087c039c42Torok Edwin llvm_unreachable("Unable to accomodate Required Pass"); 862f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner } 863f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner 864f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner // Set P as P's last user until someone starts using P. 865f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner // However, if P is a Pass Manager then it does not need 866f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner // to record its last user. 8673660ecabbb85b31308f38938ce3f56f0a330a84bChris Lattner if (P->getAsPMDataManager() == 0) 868f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner LastUses.push_back(P); 869f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner TPM->setLastUser(LastUses, P); 870f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner 871f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner if (!TransferLastUses.empty()) { 8723660ecabbb85b31308f38938ce3f56f0a330a84bChris Lattner Pass *My_PM = getAsPass(); 873f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner TPM->setLastUser(TransferLastUses, My_PM); 874f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner TransferLastUses.clear(); 875f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner } 8760ed8df38c26a910bd7adbe105172b434898646f3Devang Patel 877f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner // Now, take care of required analysises that are not available. 878f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner for (SmallVector<AnalysisID, 8>::iterator 879f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner I = ReqAnalysisNotAvailable.begin(), 880f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner E = ReqAnalysisNotAvailable.end() ;I != E; ++I) { 881f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner Pass *AnalysisPass = (*I)->createPass(); 882f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner this->addLowerLevelRequiredPass(P, AnalysisPass); 883893a5a681585cdf3b5bfff7128ea522e8a47750aDevang Patel } 884e253385b108cd946b1ac150302f246d3b218be77Devang Patel 885f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner // Take a note of analysis required and made available by this pass. 886f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner // Remove the analysis not preserved by this pass 887f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner removeNotPreservedAnalysis(P); 888f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner recordAvailableAnalysis(P); 889f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner 890e253385b108cd946b1ac150302f246d3b218be77Devang Patel // Add pass 891e253385b108cd946b1ac150302f246d3b218be77Devang Patel PassVector.push_back(P); 892e253385b108cd946b1ac150302f246d3b218be77Devang Patel} 893e253385b108cd946b1ac150302f246d3b218be77Devang Patel 894569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel 895569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel/// Populate RP with analysis pass that are required by 896569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel/// pass P and are available. Populate RP_NotAvail with analysis 897569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel/// pass that are required by pass P but are not available. 898569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patelvoid PMDataManager::collectRequiredAnalysis(SmallVector<Pass *, 8>&RP, 899569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel SmallVector<AnalysisID, 8> &RP_NotAvail, 900569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel Pass *P) { 9013b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel AnalysisUsage *AnUsage = TPM->findAnalysisUsage(P); 9023b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel const AnalysisUsage::VectorType &RequiredSet = AnUsage->getRequiredSet(); 903fc65d38085e92fa3901104c762a725788f5c9de5Chris Lattner for (AnalysisUsage::VectorType::const_iterator 904f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner I = RequiredSet.begin(), E = RequiredSet.end(); I != E; ++I) { 905569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel if (Pass *AnalysisPass = findAnalysisPass(*I, true)) 906569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel RP.push_back(AnalysisPass); 907569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel else 908f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner RP_NotAvail.push_back(*I); 909c17bbb6da7e17c06c1f0ae7baa2f151db0e966d9Devang Patel } 91027aaab2bd3c220d8466b34f6b959f74e1caac69bDevang Patel 9113b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel const AnalysisUsage::VectorType &IDs = AnUsage->getRequiredTransitiveSet(); 912fc65d38085e92fa3901104c762a725788f5c9de5Chris Lattner for (AnalysisUsage::VectorType::const_iterator I = IDs.begin(), 91327aaab2bd3c220d8466b34f6b959f74e1caac69bDevang Patel E = IDs.end(); I != E; ++I) { 914569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel if (Pass *AnalysisPass = findAnalysisPass(*I, true)) 915569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel RP.push_back(AnalysisPass); 916569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel else 917f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner RP_NotAvail.push_back(*I); 91827aaab2bd3c220d8466b34f6b959f74e1caac69bDevang Patel } 919c17bbb6da7e17c06c1f0ae7baa2f151db0e966d9Devang Patel} 920c17bbb6da7e17c06c1f0ae7baa2f151db0e966d9Devang Patel 9212f42ed6b0b5161296cdd7e573b49fe631599fc97Devang Patel// All Required analyses should be available to the pass as it runs! Here 9222f42ed6b0b5161296cdd7e573b49fe631599fc97Devang Patel// we fill in the AnalysisImpls member of the pass so that it can 9232f42ed6b0b5161296cdd7e573b49fe631599fc97Devang Patel// successfully use the getAnalysis() method to retrieve the 9242f42ed6b0b5161296cdd7e573b49fe631599fc97Devang Patel// implementations it needs. 9252f42ed6b0b5161296cdd7e573b49fe631599fc97Devang Patel// 926419f0e95d698109541ad730cb45ba4caca78f458Devang Patelvoid PMDataManager::initializeAnalysisImpl(Pass *P) { 9273b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel AnalysisUsage *AnUsage = TPM->findAnalysisUsage(P); 9283b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel 929fc65d38085e92fa3901104c762a725788f5c9de5Chris Lattner for (AnalysisUsage::VectorType::const_iterator 9303b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel I = AnUsage->getRequiredSet().begin(), 9313b8a90686adb3d0adaa4389e7b7900570a235e03Devang Patel E = AnUsage->getRequiredSet().end(); I != E; ++I) { 93269867b511c732a7fac7301977bd6e880e46439f1Devang Patel Pass *Impl = findAnalysisPass(*I, true); 9332f42ed6b0b5161296cdd7e573b49fe631599fc97Devang Patel if (Impl == 0) 934f4bd76a035f7d85a576c75c7680ed6baddc74674Devang Patel // This may be analysis pass that is initialized on the fly. 935f4bd76a035f7d85a576c75c7680ed6baddc74674Devang Patel // If that is not the case then it will raise an assert when it is used. 936f4bd76a035f7d85a576c75c7680ed6baddc74674Devang Patel continue; 937cde53d3c1e9d6a2add5de847b44818fbb1d69c20Devang Patel AnalysisResolver *AR = P->getResolver(); 938f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(AR && "Analysis Resolver is not set"); 939298feadd7a547d50eb943c9ea15f6345a024bc9aDevang Patel AR->addAnalysisImplsPair(*I, Impl); 9402f42ed6b0b5161296cdd7e573b49fe631599fc97Devang Patel } 9412f42ed6b0b5161296cdd7e573b49fe631599fc97Devang Patel} 9422f42ed6b0b5161296cdd7e573b49fe631599fc97Devang Patel 94369867b511c732a7fac7301977bd6e880e46439f1Devang Patel/// Find the pass that implements Analysis AID. If desired pass is not found 94469867b511c732a7fac7301977bd6e880e46439f1Devang Patel/// then return NULL. 94569867b511c732a7fac7301977bd6e880e46439f1Devang PatelPass *PMDataManager::findAnalysisPass(AnalysisID AID, bool SearchParent) { 94669867b511c732a7fac7301977bd6e880e46439f1Devang Patel 94769867b511c732a7fac7301977bd6e880e46439f1Devang Patel // Check if AvailableAnalysis map has one entry. 94869867b511c732a7fac7301977bd6e880e46439f1Devang Patel std::map<AnalysisID, Pass*>::const_iterator I = AvailableAnalysis.find(AID); 94969867b511c732a7fac7301977bd6e880e46439f1Devang Patel 95069867b511c732a7fac7301977bd6e880e46439f1Devang Patel if (I != AvailableAnalysis.end()) 95169867b511c732a7fac7301977bd6e880e46439f1Devang Patel return I->second; 95269867b511c732a7fac7301977bd6e880e46439f1Devang Patel 95369867b511c732a7fac7301977bd6e880e46439f1Devang Patel // Search Parents through TopLevelManager 95469867b511c732a7fac7301977bd6e880e46439f1Devang Patel if (SearchParent) 95569867b511c732a7fac7301977bd6e880e46439f1Devang Patel return TPM->findAnalysisPass(AID); 95669867b511c732a7fac7301977bd6e880e46439f1Devang Patel 9575b640e7edc606059717fb9c2ebcd85302c97fc21Devang Patel return NULL; 95869867b511c732a7fac7301977bd6e880e46439f1Devang Patel} 95969867b511c732a7fac7301977bd6e880e46439f1Devang Patel 960a52035a062edf9bfbf95c92c615219b647042c17Devang Patel// Print list of passes that are last used by P. 961a52035a062edf9bfbf95c92c615219b647042c17Devang Patelvoid PMDataManager::dumpLastUses(Pass *P, unsigned Offset) const{ 962a52035a062edf9bfbf95c92c615219b647042c17Devang Patel 963edbef3806777af3dfaba340801e609492e47f732Devang Patel SmallVector<Pass *, 12> LUses; 964693941bb6ed0389f998fe516eba6af738e951f79Devang Patel 965693941bb6ed0389f998fe516eba6af738e951f79Devang Patel // If this is a on the fly manager then it does not have TPM. 966693941bb6ed0389f998fe516eba6af738e951f79Devang Patel if (!TPM) 967693941bb6ed0389f998fe516eba6af738e951f79Devang Patel return; 968693941bb6ed0389f998fe516eba6af738e951f79Devang Patel 969a52035a062edf9bfbf95c92c615219b647042c17Devang Patel TPM->collectLastUses(LUses, P); 970a52035a062edf9bfbf95c92c615219b647042c17Devang Patel 971edbef3806777af3dfaba340801e609492e47f732Devang Patel for (SmallVector<Pass *, 12>::iterator I = LUses.begin(), 972a52035a062edf9bfbf95c92c615219b647042c17Devang Patel E = LUses.end(); I != E; ++I) { 973170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene llvm::dbgs() << "--" << std::string(Offset*2, ' '); 974a52035a062edf9bfbf95c92c615219b647042c17Devang Patel (*I)->dumpPassStructure(0); 975a52035a062edf9bfbf95c92c615219b647042c17Devang Patel } 976a52035a062edf9bfbf95c92c615219b647042c17Devang Patel} 977a52035a062edf9bfbf95c92c615219b647042c17Devang Patel 978a52035a062edf9bfbf95c92c615219b647042c17Devang Patelvoid PMDataManager::dumpPassArguments() const { 979f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner for (SmallVector<Pass *, 8>::const_iterator I = PassVector.begin(), 980a52035a062edf9bfbf95c92c615219b647042c17Devang Patel E = PassVector.end(); I != E; ++I) { 9813660ecabbb85b31308f38938ce3f56f0a330a84bChris Lattner if (PMDataManager *PMD = (*I)->getAsPMDataManager()) 982a52035a062edf9bfbf95c92c615219b647042c17Devang Patel PMD->dumpPassArguments(); 983a52035a062edf9bfbf95c92c615219b647042c17Devang Patel else 984a52035a062edf9bfbf95c92c615219b647042c17Devang Patel if (const PassInfo *PI = (*I)->getPassInfo()) 985a52035a062edf9bfbf95c92c615219b647042c17Devang Patel if (!PI->isAnalysisGroup()) 986170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << " -" << PI->getPassArgument(); 987a52035a062edf9bfbf95c92c615219b647042c17Devang Patel } 988a52035a062edf9bfbf95c92c615219b647042c17Devang Patel} 989a52035a062edf9bfbf95c92c615219b647042c17Devang Patel 990417efc897b5cf984209aae66d5faa849fe2c5104Chris Lattnervoid PMDataManager::dumpPassInfo(Pass *P, enum PassDebuggingString S1, 991417efc897b5cf984209aae66d5faa849fe2c5104Chris Lattner enum PassDebuggingString S2, 9922928c83b010f7cfdb0f819199d806f6942a7d995Daniel Dunbar StringRef Msg) { 99326426949f33e5a77fbd2fa330f7df5626e8b177dDevang Patel if (PassDebugging < Executions) 994a52035a062edf9bfbf95c92c615219b647042c17Devang Patel return; 995170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << (void*)this << std::string(getDepth()*2+1, ' '); 9967f99761143cdf1ad23729708e3dcaa055b189406Devang Patel switch (S1) { 9977f99761143cdf1ad23729708e3dcaa055b189406Devang Patel case EXECUTION_MSG: 998170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << "Executing Pass '" << P->getPassName(); 9997f99761143cdf1ad23729708e3dcaa055b189406Devang Patel break; 10007f99761143cdf1ad23729708e3dcaa055b189406Devang Patel case MODIFICATION_MSG: 1001170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << "Made Modification '" << P->getPassName(); 10027f99761143cdf1ad23729708e3dcaa055b189406Devang Patel break; 10037f99761143cdf1ad23729708e3dcaa055b189406Devang Patel case FREEING_MSG: 1004170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << " Freeing Pass '" << P->getPassName(); 10057f99761143cdf1ad23729708e3dcaa055b189406Devang Patel break; 10067f99761143cdf1ad23729708e3dcaa055b189406Devang Patel default: 10077f99761143cdf1ad23729708e3dcaa055b189406Devang Patel break; 10087f99761143cdf1ad23729708e3dcaa055b189406Devang Patel } 10097f99761143cdf1ad23729708e3dcaa055b189406Devang Patel switch (S2) { 10107f99761143cdf1ad23729708e3dcaa055b189406Devang Patel case ON_BASICBLOCK_MSG: 1011170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << "' on BasicBlock '" << Msg << "'...\n"; 10127f99761143cdf1ad23729708e3dcaa055b189406Devang Patel break; 10137f99761143cdf1ad23729708e3dcaa055b189406Devang Patel case ON_FUNCTION_MSG: 1014170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << "' on Function '" << Msg << "'...\n"; 10157f99761143cdf1ad23729708e3dcaa055b189406Devang Patel break; 10167f99761143cdf1ad23729708e3dcaa055b189406Devang Patel case ON_MODULE_MSG: 1017170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << "' on Module '" << Msg << "'...\n"; 10187f99761143cdf1ad23729708e3dcaa055b189406Devang Patel break; 10197f99761143cdf1ad23729708e3dcaa055b189406Devang Patel case ON_LOOP_MSG: 1020170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << "' on Loop '" << Msg << "'...\n"; 10217f99761143cdf1ad23729708e3dcaa055b189406Devang Patel break; 10227f99761143cdf1ad23729708e3dcaa055b189406Devang Patel case ON_CG_MSG: 1023170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << "' on Call Graph Nodes '" << Msg << "'...\n"; 10247f99761143cdf1ad23729708e3dcaa055b189406Devang Patel break; 10257f99761143cdf1ad23729708e3dcaa055b189406Devang Patel default: 10267f99761143cdf1ad23729708e3dcaa055b189406Devang Patel break; 10277f99761143cdf1ad23729708e3dcaa055b189406Devang Patel } 1028a52035a062edf9bfbf95c92c615219b647042c17Devang Patel} 1029a52035a062edf9bfbf95c92c615219b647042c17Devang Patel 1030d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattnervoid PMDataManager::dumpRequiredSet(const Pass *P) const { 10310dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner if (PassDebugging < Details) 10320dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner return; 10330dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner 10340dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner AnalysisUsage analysisUsage; 10350dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner P->getAnalysisUsage(analysisUsage); 10360dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner dumpAnalysisUsage("Required", P, analysisUsage.getRequiredSet()); 10370dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner} 10380dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner 1039d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattnervoid PMDataManager::dumpPreservedSet(const Pass *P) const { 10400dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner if (PassDebugging < Details) 10410dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner return; 10420dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner 10430dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner AnalysisUsage analysisUsage; 10440dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner P->getAnalysisUsage(analysisUsage); 10450dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner dumpAnalysisUsage("Preserved", P, analysisUsage.getPreservedSet()); 10460dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner} 10470dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner 10482928c83b010f7cfdb0f819199d806f6942a7d995Daniel Dunbarvoid PMDataManager::dumpAnalysisUsage(StringRef Msg, const Pass *P, 1049d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner const AnalysisUsage::VectorType &Set) const { 10500dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner assert(PassDebugging >= Details); 10510dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner if (Set.empty()) 10520dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner return; 1053170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << (void*)P << std::string(getDepth()*2+3, ' ') << Msg << " Analyses:"; 1054d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner for (unsigned i = 0; i != Set.size(); ++i) { 1055170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene if (i) dbgs() << ','; 1056170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << ' ' << Set[i]->getPassName(); 1057d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner } 1058170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << '\n'; 1059a52035a062edf9bfbf95c92c615219b647042c17Devang Patel} 1060f3dc6d9f95d4ba7756105154df4a8075bbbcf931Devang Patel 106119fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patel/// Add RequiredPass into list of lower level passes required by pass P. 106219fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patel/// RequiredPass is run on the fly by Pass Manager when P requests it 106319fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patel/// through getAnalysis interface. 106419fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patel/// This should be handled by specific pass manager. 106519fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patelvoid PMDataManager::addLowerLevelRequiredPass(Pass *P, Pass *RequiredPass) { 106619fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patel if (TPM) { 106719fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patel TPM->dumpArguments(); 106819fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patel TPM->dumpPasses(); 106919fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patel } 10701cf47cb21728c84342b15d9695b8a2433b3315a2Devang Patel 10711cf47cb21728c84342b15d9695b8a2433b3315a2Devang Patel // Module Level pass may required Function Level analysis info 10721cf47cb21728c84342b15d9695b8a2433b3315a2Devang Patel // (e.g. dominator info). Pass manager uses on the fly function pass manager 10731cf47cb21728c84342b15d9695b8a2433b3315a2Devang Patel // to provide this on demand. In that case, in Pass manager terminology, 10741cf47cb21728c84342b15d9695b8a2433b3315a2Devang Patel // module level pass is requiring lower level analysis info managed by 10751cf47cb21728c84342b15d9695b8a2433b3315a2Devang Patel // lower level pass manager. 10761cf47cb21728c84342b15d9695b8a2433b3315a2Devang Patel 10771cf47cb21728c84342b15d9695b8a2433b3315a2Devang Patel // When Pass manager is not able to order required analysis info, Pass manager 10781cf47cb21728c84342b15d9695b8a2433b3315a2Devang Patel // checks whether any lower level manager will be able to provide this 10791cf47cb21728c84342b15d9695b8a2433b3315a2Devang Patel // analysis info on demand or not. 1080c0c33f5e2cebd347ab5c3afb0c112211b36605dcDevang Patel#ifndef NDEBUG 1081170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << "Unable to schedule '" << RequiredPass->getPassName(); 1082170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene dbgs() << "' required by '" << P->getPassName() << "'\n"; 1083c0c33f5e2cebd347ab5c3afb0c112211b36605dcDevang Patel#endif 1084c23197a26f34f559ea9797de51e187087c039c42Torok Edwin llvm_unreachable("Unable to schedule pass"); 108519fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patel} 108619fe8f907e4addad1a33b7590b3f05893c39b3a6Devang Patel 1087ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel// Destructor 1088ab7752c1496c2913793305ba4b989a551c5617e1Devang PatelPMDataManager::~PMDataManager() { 108978766ff67cb9222a2dd5e2cda2e1488b5288a79dDevang Patel for (SmallVector<Pass *, 8>::iterator I = PassVector.begin(), 1090ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel E = PassVector.end(); I != E; ++I) 1091ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel delete *I; 1092ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel} 1093ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel 1094f3dc6d9f95d4ba7756105154df4a8075bbbcf931Devang Patel//===----------------------------------------------------------------------===// 1095f3dc6d9f95d4ba7756105154df4a8075bbbcf931Devang Patel// NOTE: Is this the right place to define this method ? 10961465d61bdd36cfd6021036a527895f0dd358e97dDuncan Sands// getAnalysisIfAvailable - Return analysis result or null if it doesn't exist. 10971465d61bdd36cfd6021036a527895f0dd358e97dDuncan SandsPass *AnalysisResolver::getAnalysisIfAvailable(AnalysisID ID, bool dir) const { 1098f3dc6d9f95d4ba7756105154df4a8075bbbcf931Devang Patel return PM.findAnalysisPass(ID, dir); 1099f3dc6d9f95d4ba7756105154df4a8075bbbcf931Devang Patel} 1100f3dc6d9f95d4ba7756105154df4a8075bbbcf931Devang Patel 11016b1df0e863963929634d769f39cbce68f030f051Devang PatelPass *AnalysisResolver::findImplPass(Pass *P, const PassInfo *AnalysisPI, 11026b1df0e863963929634d769f39cbce68f030f051Devang Patel Function &F) { 11036b1df0e863963929634d769f39cbce68f030f051Devang Patel return PM.getOnTheFlyPass(P, AnalysisPI, F); 11046b1df0e863963929634d769f39cbce68f030f051Devang Patel} 11056b1df0e863963929634d769f39cbce68f030f051Devang Patel 110606e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel//===----------------------------------------------------------------------===// 11075f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// BBPassManager implementation 110855fd43f90913676682487f89f27c756adb827f66Devang Patel 110955fd43f90913676682487f89f27c756adb827f66Devang Patel/// Execute all of the passes scheduled for execution by invoking 111055fd43f90913676682487f89f27c756adb827f66Devang Patel/// runOnBasicBlock method. Keep track of whether any of the passes modifies 111155fd43f90913676682487f89f27c756adb827f66Devang Patel/// the function, and if so, return true. 1112d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattnerbool BBPassManager::runOnFunction(Function &F) { 11135cbf985dcbc89fba3208e7baf8b6f488b06d3ec9Reid Spencer if (F.isDeclaration()) 11141fbe2c9964d57b2a58235541175f069ae491a95eDevang Patel return false; 11151fbe2c9964d57b2a58235541175f069ae491a95eDevang Patel 11163b14fbe300b96c353a9abfadf481b64324f17375Devang Patel bool Changed = doInitialization(F); 1117c1d6e1fc9c3a47529f417026df652f466ce67851Devang Patel 111855fd43f90913676682487f89f27c756adb827f66Devang Patel for (Function::iterator I = F.begin(), E = F.end(); I != E; ++I) 11191554c8545651350569f08dc7370189da1a7e5814Devang Patel for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) { 11201554c8545651350569f08dc7370189da1a7e5814Devang Patel BasicBlockPass *BP = getContainedPass(Index); 112116b77211cf38b040680ddaf2937499f5e2ca87fdDan Gohman bool LocalChanged = false; 1122017b5d969b12119a88463fe2451f20ca9214c4ffDevang Patel 112393b67e40de356569493c285b86b138a3f11b5035Daniel Dunbar dumpPassInfo(BP, EXECUTION_MSG, ON_BASICBLOCK_MSG, I->getName()); 11240dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner dumpRequiredSet(BP); 1125017b5d969b12119a88463fe2451f20ca9214c4ffDevang Patel 11261554c8545651350569f08dc7370189da1a7e5814Devang Patel initializeAnalysisImpl(BP); 1127693a74e4ee34e2058dab7121c17c98ec59258a8aDevang Patel 1128d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner { 1129d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner // If the pass crashes, remember this. 1130d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner PassManagerPrettyStackEntry X(BP, *I); 11310d2725ad696afb60c86076469031783669809739Chris Lattner 11320d2725ad696afb60c86076469031783669809739Chris Lattner Timer *T = StartPassTimer(BP); 113316b77211cf38b040680ddaf2937499f5e2ca87fdDan Gohman LocalChanged |= BP->runOnBasicBlock(*I); 11340d2725ad696afb60c86076469031783669809739Chris Lattner StopPassTimer(BP, T); 1135d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner } 1136693a74e4ee34e2058dab7121c17c98ec59258a8aDevang Patel 113716b77211cf38b040680ddaf2937499f5e2ca87fdDan Gohman Changed |= LocalChanged; 113816b77211cf38b040680ddaf2937499f5e2ca87fdDan Gohman if (LocalChanged) 113997cf759b822818414f9604c74d3bcfe75a91520bDan Gohman dumpPassInfo(BP, MODIFICATION_MSG, ON_BASICBLOCK_MSG, 114093b67e40de356569493c285b86b138a3f11b5035Daniel Dunbar I->getName()); 11410dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner dumpPreservedSet(BP); 1142693a74e4ee34e2058dab7121c17c98ec59258a8aDevang Patel 114358e0ef1e90c3f6dbae213612b44e56f7d6d65ea7Devang Patel verifyPreservedAnalysis(BP); 11441554c8545651350569f08dc7370189da1a7e5814Devang Patel removeNotPreservedAnalysis(BP); 11451554c8545651350569f08dc7370189da1a7e5814Devang Patel recordAvailableAnalysis(BP); 114693b67e40de356569493c285b86b138a3f11b5035Daniel Dunbar removeDeadPasses(BP, I->getName(), ON_BASICBLOCK_MSG); 114755fd43f90913676682487f89f27c756adb827f66Devang Patel } 1148fc23bc799d18a1316579234faaf6262cedc95bc0Chris Lattner 114947eb1eab1ffbbdb9adf3d55439cb2380441258e1Bill Wendling return doFinalization(F) || Changed; 115055fd43f90913676682487f89f27c756adb827f66Devang Patel} 115155fd43f90913676682487f89f27c756adb827f66Devang Patel 1152964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel// Implement doInitialization and doFinalization 1153e70a6835c447e8dd2ea368485088783e7995ea8fDuncan Sandsbool BBPassManager::doInitialization(Module &M) { 1154964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel bool Changed = false; 1155964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1156d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) 1157d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner Changed |= getContainedPass(Index)->doInitialization(M); 1158964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1159964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel return Changed; 1160964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel} 1161964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1162e70a6835c447e8dd2ea368485088783e7995ea8fDuncan Sandsbool BBPassManager::doFinalization(Module &M) { 1163964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel bool Changed = false; 1164964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1165d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) 1166d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner Changed |= getContainedPass(Index)->doFinalization(M); 1167964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1168964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel return Changed; 1169964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel} 1170964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1171e70a6835c447e8dd2ea368485088783e7995ea8fDuncan Sandsbool BBPassManager::doInitialization(Function &F) { 1172964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel bool Changed = false; 1173964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 11741554c8545651350569f08dc7370189da1a7e5814Devang Patel for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) { 11751554c8545651350569f08dc7370189da1a7e5814Devang Patel BasicBlockPass *BP = getContainedPass(Index); 1176964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel Changed |= BP->doInitialization(F); 1177964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel } 1178964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1179964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel return Changed; 1180964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel} 1181964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1182e70a6835c447e8dd2ea368485088783e7995ea8fDuncan Sandsbool BBPassManager::doFinalization(Function &F) { 1183964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel bool Changed = false; 1184964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 11851554c8545651350569f08dc7370189da1a7e5814Devang Patel for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) { 11861554c8545651350569f08dc7370189da1a7e5814Devang Patel BasicBlockPass *BP = getContainedPass(Index); 1187964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel Changed |= BP->doFinalization(F); 1188964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel } 1189964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1190964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel return Changed; 1191964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel} 1192964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 1193964e45e60769ccdb4ee0230a179f84f37f6c371aDevang Patel 119406e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel//===----------------------------------------------------------------------===// 11953162691f69f85f740bc28f3ddca39b166d35187cDevang Patel// FunctionPassManager implementation 119606e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel 1197c63592b19ecd54a1318a19d87b5c0bd85f172a4fDevang Patel/// Create new Function pass manager 1198f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey YasskinFunctionPassManager::FunctionPassManager(Module *m) : M(m) { 11995f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel FPM = new FunctionPassManagerImpl(0); 1200dff33ef8e863241193463fd0129657c5ebce4d58Devang Patel // FPM is the top level manager. 1201dff33ef8e863241193463fd0129657c5ebce4d58Devang Patel FPM->setTopLevelManager(FPM); 1202b920bd85adba95553568cef6a7078ee2509ab804Devang Patel 120359ef015c65cecee948d1cf13812c5d0b47cb792aDan Gohman AnalysisResolver *AR = new AnalysisResolver(*FPM); 1204b920bd85adba95553568cef6a7078ee2509ab804Devang Patel FPM->setResolver(AR); 1205cc132cd9feef765fe70284183c0f997b4faa5483Devang Patel} 1206cc132cd9feef765fe70284183c0f997b4faa5483Devang Patel 12073162691f69f85f740bc28f3ddca39b166d35187cDevang PatelFunctionPassManager::~FunctionPassManager() { 120837a6f7966c39f69a92419d37949a94a758c29e90Devang Patel delete FPM; 120937a6f7966c39f69a92419d37949a94a758c29e90Devang Patel} 121037a6f7966c39f69a92419d37949a94a758c29e90Devang Patel 1211c63592b19ecd54a1318a19d87b5c0bd85f172a4fDevang Patel/// add - Add a pass to the queue of passes to run. This passes 1212c63592b19ecd54a1318a19d87b5c0bd85f172a4fDevang Patel/// ownership of the Pass to the PassManager. When the 1213c63592b19ecd54a1318a19d87b5c0bd85f172a4fDevang Patel/// PassManager_X is destroyed, the pass will be destroyed as well, so 1214c63592b19ecd54a1318a19d87b5c0bd85f172a4fDevang Patel/// there is no need to delete the pass. (TODO delete passes.) 1215c63592b19ecd54a1318a19d87b5c0bd85f172a4fDevang Patel/// This implies that all passes MUST be allocated with 'new'. 12163162691f69f85f740bc28f3ddca39b166d35187cDevang Patelvoid FunctionPassManager::add(Pass *P) { 1217c63592b19ecd54a1318a19d87b5c0bd85f172a4fDevang Patel FPM->add(P); 1218c63592b19ecd54a1318a19d87b5c0bd85f172a4fDevang Patel} 1219c63592b19ecd54a1318a19d87b5c0bd85f172a4fDevang Patel 1220214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel/// run - Execute all of the passes scheduled for execution. Keep 1221214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel/// track of whether any of the passes modifies the function, and if 1222214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel/// so, return true. 1223214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel/// 12243162691f69f85f740bc28f3ddca39b166d35187cDevang Patelbool FunctionPassManager::run(Function &F) { 1225c638088d6f2739f2766801542e81d300e4f59f8fNick Lewycky if (F.isMaterializable()) { 1226c638088d6f2739f2766801542e81d300e4f59f8fNick Lewycky std::string errstr; 1227c638088d6f2739f2766801542e81d300e4f59f8fNick Lewycky if (F.Materialize(&errstr)) { 1228c638088d6f2739f2766801542e81d300e4f59f8fNick Lewycky llvm_report_error("Error reading bitcode file: " + errstr); 1229c638088d6f2739f2766801542e81d300e4f59f8fNick Lewycky } 1230214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel } 1231c475692c5ee2f9c0c6988b7ec28768ef6690bfb0Devang Patel return FPM->run(F); 1232214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel} 1233214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel 1234214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel 12353799f97d539f6c288d169063e1b335917fafcffbDevang Patel/// doInitialization - Run all of the initializers for the function passes. 12363799f97d539f6c288d169063e1b335917fafcffbDevang Patel/// 12373162691f69f85f740bc28f3ddca39b166d35187cDevang Patelbool FunctionPassManager::doInitialization() { 1238f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin return FPM->doInitialization(*M); 12393799f97d539f6c288d169063e1b335917fafcffbDevang Patel} 12403799f97d539f6c288d169063e1b335917fafcffbDevang Patel 1241209ee187c92db27e7b38bef26a14f3b257bc2744Dan Gohman/// doFinalization - Run all of the finalizers for the function passes. 12423799f97d539f6c288d169063e1b335917fafcffbDevang Patel/// 12433162691f69f85f740bc28f3ddca39b166d35187cDevang Patelbool FunctionPassManager::doFinalization() { 1244f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin return FPM->doFinalization(*M); 12453799f97d539f6c288d169063e1b335917fafcffbDevang Patel} 12463799f97d539f6c288d169063e1b335917fafcffbDevang Patel 124706e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel//===----------------------------------------------------------------------===// 12485f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// FunctionPassManagerImpl implementation 12495f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// 1250e70a6835c447e8dd2ea368485088783e7995ea8fDuncan Sandsbool FunctionPassManagerImpl::doInitialization(Module &M) { 12515f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel bool Changed = false; 12525f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 12539f9ca73d7e9ac9d14b73fe617eee97b2bc3d5754Dan Gohman dumpArguments(); 12549f9ca73d7e9ac9d14b73fe617eee97b2bc3d5754Dan Gohman dumpPasses(); 12559f9ca73d7e9ac9d14b73fe617eee97b2bc3d5754Dan Gohman 1256d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner for (unsigned Index = 0; Index < getNumContainedManagers(); ++Index) 1257d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner Changed |= getContainedManager(Index)->doInitialization(M); 12585f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 12595f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel return Changed; 12605f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel} 12615f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 1262e70a6835c447e8dd2ea368485088783e7995ea8fDuncan Sandsbool FunctionPassManagerImpl::doFinalization(Module &M) { 12635f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel bool Changed = false; 12645f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 1265d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner for (unsigned Index = 0; Index < getNumContainedManagers(); ++Index) 1266d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner Changed |= getContainedManager(Index)->doFinalization(M); 12675f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 12685f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel return Changed; 12695f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel} 12705f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 12719dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel/// cleanup - After running all passes, clean up pass manager cache. 12729dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patelvoid FPPassManager::cleanup() { 12739dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) { 12749dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel FunctionPass *FP = getContainedPass(Index); 12759dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel AnalysisResolver *AR = FP->getResolver(); 12769dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel assert(AR && "Analysis Resolver is not set"); 12779dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel AR->clearAnalysisImpls(); 12789dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel } 12799dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel} 12809dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel 12811970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwinvoid FunctionPassManagerImpl::releaseMemoryOnTheFly() { 12821970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin if (!wasRun) 12831970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin return; 12841970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin for (unsigned Index = 0; Index < getNumContainedManagers(); ++Index) { 12851970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin FPPassManager *FPPM = getContainedManager(Index); 12861970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin for (unsigned Index = 0; Index < FPPM->getNumContainedPasses(); ++Index) { 12871970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin FPPM->getContainedPass(Index)->releaseMemory(); 12881970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin } 12891970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin } 12906c839926babc7e3404974a4a5b39c6896d7fbf35Torok Edwin wasRun = false; 12911970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin} 12921970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin 12935f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// Execute all the passes managed by this top level manager. 12945f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// Return true if any function is modified by a pass. 12955f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patelbool FunctionPassManagerImpl::run(Function &F) { 12965f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel bool Changed = false; 12975f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel TimingInfo::createTheTimeInfo(); 12985f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 12991336a6bf06e64a096217628d2cc9644e48a5d7d6Devang Patel initializeAllAnalysisInfo(); 1300d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner for (unsigned Index = 0; Index < getNumContainedManagers(); ++Index) 1301d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner Changed |= getContainedManager(Index)->runOnFunction(F); 13029dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel 13039dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel for (unsigned Index = 0; Index < getNumContainedManagers(); ++Index) 13049dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel getContainedManager(Index)->cleanup(); 13059dfa1671fc5ba478530ba88877dd508dac20bac4Devang Patel 13061970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin wasRun = true; 13075f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel return Changed; 13085f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel} 13095f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 13105f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel//===----------------------------------------------------------------------===// 13115f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// FPPassManager implementation 1312448d27cd795dc273249f123444509403f4fa4facDevang Patel 13131997473cf72957d0e70322e2fe6fe2ab141c58a6Devang Patelchar FPPassManager::ID = 0; 1314ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel/// Print passes managed by this manager 1315ab7752c1496c2913793305ba4b989a551c5617e1Devang Patelvoid FPPassManager::dumpPassStructure(unsigned Offset) { 1316170c48af5a7d760631cf897944a9833a74ac22ddDavid Greene llvm::dbgs() << std::string(Offset*2, ' ') << "FunctionPass Manager\n"; 1317ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) { 1318ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel FunctionPass *FP = getContainedPass(Index); 1319ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel FP->dumpPassStructure(Offset + 1); 1320ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel dumpLastUses(FP, Offset+1); 1321ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel } 1322ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel} 1323ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel 1324ab7752c1496c2913793305ba4b989a551c5617e1Devang Patel 1325448d27cd795dc273249f123444509403f4fa4facDevang Patel/// Execute all of the passes scheduled for execution by invoking 1326448d27cd795dc273249f123444509403f4fa4facDevang Patel/// runOnFunction method. Keep track of whether any of the passes modifies 1327448d27cd795dc273249f123444509403f4fa4facDevang Patel/// the function, and if so, return true. 13285f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patelbool FPPassManager::runOnFunction(Function &F) { 1329f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner if (F.isDeclaration()) 1330f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner return false; 1331214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel 1332214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel bool Changed = false; 13331fbe2c9964d57b2a58235541175f069ae491a95eDevang Patel 1334bed7e6849823042c442e7e88dba5d41f68982815Devang Patel // Collect inherited analysis from Module level pass manager. 1335bed7e6849823042c442e7e88dba5d41f68982815Devang Patel populateInheritedAnalysis(TPM->activeStack); 13361fbe2c9964d57b2a58235541175f069ae491a95eDevang Patel 13371554c8545651350569f08dc7370189da1a7e5814Devang Patel for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) { 13381554c8545651350569f08dc7370189da1a7e5814Devang Patel FunctionPass *FP = getContainedPass(Index); 133916b77211cf38b040680ddaf2937499f5e2ca87fdDan Gohman bool LocalChanged = false; 13401554c8545651350569f08dc7370189da1a7e5814Devang Patel 134193b67e40de356569493c285b86b138a3f11b5035Daniel Dunbar dumpPassInfo(FP, EXECUTION_MSG, ON_FUNCTION_MSG, F.getName()); 13420dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner dumpRequiredSet(FP); 1343693a74e4ee34e2058dab7121c17c98ec59258a8aDevang Patel 13441554c8545651350569f08dc7370189da1a7e5814Devang Patel initializeAnalysisImpl(FP); 13458e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel 1346d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner { 1347d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner PassManagerPrettyStackEntry X(FP, F); 1348d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner 13490d2725ad696afb60c86076469031783669809739Chris Lattner Timer *T = StartPassTimer(FP); 135016b77211cf38b040680ddaf2937499f5e2ca87fdDan Gohman LocalChanged |= FP->runOnFunction(F); 13510d2725ad696afb60c86076469031783669809739Chris Lattner StopPassTimer(FP, T); 1352d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner } 1353693a74e4ee34e2058dab7121c17c98ec59258a8aDevang Patel 135416b77211cf38b040680ddaf2937499f5e2ca87fdDan Gohman Changed |= LocalChanged; 135516b77211cf38b040680ddaf2937499f5e2ca87fdDan Gohman if (LocalChanged) 135693b67e40de356569493c285b86b138a3f11b5035Daniel Dunbar dumpPassInfo(FP, MODIFICATION_MSG, ON_FUNCTION_MSG, F.getName()); 13570dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner dumpPreservedSet(FP); 1358693a74e4ee34e2058dab7121c17c98ec59258a8aDevang Patel 135958e0ef1e90c3f6dbae213612b44e56f7d6d65ea7Devang Patel verifyPreservedAnalysis(FP); 13601554c8545651350569f08dc7370189da1a7e5814Devang Patel removeNotPreservedAnalysis(FP); 13611554c8545651350569f08dc7370189da1a7e5814Devang Patel recordAvailableAnalysis(FP); 136293b67e40de356569493c285b86b138a3f11b5035Daniel Dunbar removeDeadPasses(FP, F.getName(), ON_FUNCTION_MSG); 1363214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel } 1364214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel return Changed; 1365214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel} 1366214ca23aef8bd408c4ee4ce28ba93d57d2416587Devang Patel 13675f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patelbool FPPassManager::runOnModule(Module &M) { 13685f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel bool Changed = doInitialization(M); 13695f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 1370f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner for (Module::iterator I = M.begin(), E = M.end(); I != E; ++I) 1371f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner runOnFunction(*I); 13725f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 137347eb1eab1ffbbdb9adf3d55439cb2380441258e1Bill Wendling return doFinalization(M) || Changed; 13745f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel} 13755f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel 1376e70a6835c447e8dd2ea368485088783e7995ea8fDuncan Sandsbool FPPassManager::doInitialization(Module &M) { 13773799f97d539f6c288d169063e1b335917fafcffbDevang Patel bool Changed = false; 13783799f97d539f6c288d169063e1b335917fafcffbDevang Patel 1379d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) 1380d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner Changed |= getContainedPass(Index)->doInitialization(M); 13813799f97d539f6c288d169063e1b335917fafcffbDevang Patel 13823799f97d539f6c288d169063e1b335917fafcffbDevang Patel return Changed; 13833799f97d539f6c288d169063e1b335917fafcffbDevang Patel} 13843799f97d539f6c288d169063e1b335917fafcffbDevang Patel 1385e70a6835c447e8dd2ea368485088783e7995ea8fDuncan Sandsbool FPPassManager::doFinalization(Module &M) { 13863799f97d539f6c288d169063e1b335917fafcffbDevang Patel bool Changed = false; 13873799f97d539f6c288d169063e1b335917fafcffbDevang Patel 1388d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) 1389d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner Changed |= getContainedPass(Index)->doFinalization(M); 13903799f97d539f6c288d169063e1b335917fafcffbDevang Patel 13913799f97d539f6c288d169063e1b335917fafcffbDevang Patel return Changed; 13923799f97d539f6c288d169063e1b335917fafcffbDevang Patel} 13933799f97d539f6c288d169063e1b335917fafcffbDevang Patel 139406e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel//===----------------------------------------------------------------------===// 13955f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel// MPPassManager implementation 139692c45eebf77de5d6ee84a3f18f560b83cb68e720Devang Patel 139792c45eebf77de5d6ee84a3f18f560b83cb68e720Devang Patel/// Execute all of the passes scheduled for execution by invoking 139892c45eebf77de5d6ee84a3f18f560b83cb68e720Devang Patel/// runOnModule method. Keep track of whether any of the passes modifies 139992c45eebf77de5d6ee84a3f18f560b83cb68e720Devang Patel/// the module, and if so, return true. 140092c45eebf77de5d6ee84a3f18f560b83cb68e720Devang Patelbool 14015f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang PatelMPPassManager::runOnModule(Module &M) { 140292c45eebf77de5d6ee84a3f18f560b83cb68e720Devang Patel bool Changed = false; 1403c1d6e1fc9c3a47529f417026df652f466ce67851Devang Patel 14041970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin // Initialize on-the-fly passes 14051970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin for (std::map<Pass *, FunctionPassManagerImpl *>::iterator 14061970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin I = OnTheFlyManagers.begin(), E = OnTheFlyManagers.end(); 14071970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin I != E; ++I) { 14081970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin FunctionPassManagerImpl *FPP = I->second; 14091970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin Changed |= FPP->doInitialization(M); 14101970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin } 14111970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin 14121554c8545651350569f08dc7370189da1a7e5814Devang Patel for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) { 14131554c8545651350569f08dc7370189da1a7e5814Devang Patel ModulePass *MP = getContainedPass(Index); 141416b77211cf38b040680ddaf2937499f5e2ca87fdDan Gohman bool LocalChanged = false; 14151554c8545651350569f08dc7370189da1a7e5814Devang Patel 141669cee6151df07c6fc8c1e4647a87e3ff78752e88Benjamin Kramer dumpPassInfo(MP, EXECUTION_MSG, ON_MODULE_MSG, M.getModuleIdentifier()); 14170dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner dumpRequiredSet(MP); 1418693a74e4ee34e2058dab7121c17c98ec59258a8aDevang Patel 14191554c8545651350569f08dc7370189da1a7e5814Devang Patel initializeAnalysisImpl(MP); 14208e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel 1421d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner { 1422d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner PassManagerPrettyStackEntry X(MP, M); 14230d2725ad696afb60c86076469031783669809739Chris Lattner Timer *T = StartPassTimer(MP); 142416b77211cf38b040680ddaf2937499f5e2ca87fdDan Gohman LocalChanged |= MP->runOnModule(M); 14250d2725ad696afb60c86076469031783669809739Chris Lattner StopPassTimer(MP, T); 1426d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner } 1427693a74e4ee34e2058dab7121c17c98ec59258a8aDevang Patel 142816b77211cf38b040680ddaf2937499f5e2ca87fdDan Gohman Changed |= LocalChanged; 142916b77211cf38b040680ddaf2937499f5e2ca87fdDan Gohman if (LocalChanged) 143097cf759b822818414f9604c74d3bcfe75a91520bDan Gohman dumpPassInfo(MP, MODIFICATION_MSG, ON_MODULE_MSG, 143169cee6151df07c6fc8c1e4647a87e3ff78752e88Benjamin Kramer M.getModuleIdentifier()); 14320dabb7e8f3e371cf0d6a9747b5bd4b555cc32c95Chris Lattner dumpPreservedSet(MP); 1433e2c5ecd46a3a2c2cd11de8c5dadd5d52a2801420Chris Lattner 143458e0ef1e90c3f6dbae213612b44e56f7d6d65ea7Devang Patel verifyPreservedAnalysis(MP); 14351554c8545651350569f08dc7370189da1a7e5814Devang Patel removeNotPreservedAnalysis(MP); 14361554c8545651350569f08dc7370189da1a7e5814Devang Patel recordAvailableAnalysis(MP); 143769cee6151df07c6fc8c1e4647a87e3ff78752e88Benjamin Kramer removeDeadPasses(MP, M.getModuleIdentifier(), ON_MODULE_MSG); 143892c45eebf77de5d6ee84a3f18f560b83cb68e720Devang Patel } 14391970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin 14401970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin // Finalize on-the-fly passes 14411970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin for (std::map<Pass *, FunctionPassManagerImpl *>::iterator 14421970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin I = OnTheFlyManagers.begin(), E = OnTheFlyManagers.end(); 14431970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin I != E; ++I) { 14441970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin FunctionPassManagerImpl *FPP = I->second; 14451970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin // We don't know when is the last time an on-the-fly pass is run, 14461970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin // so we need to releaseMemory / finalize here 14471970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin FPP->releaseMemoryOnTheFly(); 14481970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin Changed |= FPP->doFinalization(M); 14491970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin } 145092c45eebf77de5d6ee84a3f18f560b83cb68e720Devang Patel return Changed; 145192c45eebf77de5d6ee84a3f18f560b83cb68e720Devang Patel} 145292c45eebf77de5d6ee84a3f18f560b83cb68e720Devang Patel 1453569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel/// Add RequiredPass into list of lower level passes required by pass P. 1454569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel/// RequiredPass is run on the fly by Pass Manager when P requests it 1455569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel/// through getAnalysis interface. 1456569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patelvoid MPPassManager::addLowerLevelRequiredPass(Pass *P, Pass *RequiredPass) { 1457f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(P->getPotentialPassManagerType() == PMT_ModulePassManager && 1458f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner "Unable to handle Pass that requires lower level Analysis pass"); 1459f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert((P->getPotentialPassManagerType() < 1460f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner RequiredPass->getPotentialPassManagerType()) && 1461f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner "Unable to handle Pass that requires lower level Analysis pass"); 1462569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel 1463dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel FunctionPassManagerImpl *FPP = OnTheFlyManagers[P]; 14640ed8df38c26a910bd7adbe105172b434898646f3Devang Patel if (!FPP) { 1465dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel FPP = new FunctionPassManagerImpl(0); 1466dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel // FPP is the top level manager. 1467dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel FPP->setTopLevelManager(FPP); 1468dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel 14690ed8df38c26a910bd7adbe105172b434898646f3Devang Patel OnTheFlyManagers[P] = FPP; 14700ed8df38c26a910bd7adbe105172b434898646f3Devang Patel } 1471dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel FPP->add(RequiredPass); 14720ed8df38c26a910bd7adbe105172b434898646f3Devang Patel 1473dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel // Register P as the last user of RequiredPass. 1474edbef3806777af3dfaba340801e609492e47f732Devang Patel SmallVector<Pass *, 12> LU; 1475dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel LU.push_back(RequiredPass); 1476dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel FPP->setLastUser(LU, P); 1477569a6fd9d59d67bc79f63f69ef14f91b0fda6c4aDevang Patel} 14780ed8df38c26a910bd7adbe105172b434898646f3Devang Patel 14790ed8df38c26a910bd7adbe105172b434898646f3Devang Patel/// Return function pass corresponding to PassInfo PI, that is 14800ed8df38c26a910bd7adbe105172b434898646f3Devang Patel/// required by module pass MP. Instantiate analysis pass, by using 14810ed8df38c26a910bd7adbe105172b434898646f3Devang Patel/// its runOnFunction() for function F. 1482f957436254f1d20f2229e183390a4172cd4b6400Chris LattnerPass* MPPassManager::getOnTheFlyPass(Pass *MP, const PassInfo *PI, Function &F){ 1483dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel FunctionPassManagerImpl *FPP = OnTheFlyManagers[MP]; 1484f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(FPP && "Unable to find on the fly pass"); 14850ed8df38c26a910bd7adbe105172b434898646f3Devang Patel 14861970a89a49a76ef117c92e58a508e26ecc43ccdbTorok Edwin FPP->releaseMemoryOnTheFly(); 1487dfa1ec3bc24930cbc42283ee8337c0711580fe1fDevang Patel FPP->run(F); 148877c95ed74a4d5f122b3c9810209a0190dbf17504Chris Lattner return ((PMTopLevelManager*)FPP)->findAnalysisPass(PI); 14890ed8df38c26a910bd7adbe105172b434898646f3Devang Patel} 14900ed8df38c26a910bd7adbe105172b434898646f3Devang Patel 14910ed8df38c26a910bd7adbe105172b434898646f3Devang Patel 149206e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel//===----------------------------------------------------------------------===// 149306e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel// PassManagerImpl implementation 149437a6f7966c39f69a92419d37949a94a758c29e90Devang Patel// 1495b30803bc17a5be655b7c4ef356e75ae5524b0931Devang Patel/// run - Execute all of the passes scheduled for execution. Keep track of 1496b30803bc17a5be655b7c4ef356e75ae5524b0931Devang Patel/// whether any of the passes modifies the module, and if so, return true. 14975f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patelbool PassManagerImpl::run(Module &M) { 1498b30803bc17a5be655b7c4ef356e75ae5524b0931Devang Patel bool Changed = false; 14998e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel TimingInfo::createTheTimeInfo(); 15008e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel 1501c32cf54101ecaf336d161fecd58667870149169cDevang Patel dumpArguments(); 15025f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel dumpPasses(); 150345dc02d6f97447785ee7ffe08c36a34bc8921b0bDevang Patel 15041336a6bf06e64a096217628d2cc9644e48a5d7d6Devang Patel initializeAllAnalysisInfo(); 1505d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner for (unsigned Index = 0; Index < getNumContainedManagers(); ++Index) 1506d6f16587ab292b20857933b3ba13d3d1c62a8d62Chris Lattner Changed |= getContainedManager(Index)->runOnModule(M); 1507b30803bc17a5be655b7c4ef356e75ae5524b0931Devang Patel return Changed; 1508b30803bc17a5be655b7c4ef356e75ae5524b0931Devang Patel} 15095a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel 151006e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel//===----------------------------------------------------------------------===// 151106e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel// PassManager implementation 151206e86561a5261a59f5c391d5cc5cb4aa38dca83cDevang Patel 15135a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel/// Create new pass manager 15143162691f69f85f740bc28f3ddca39b166d35187cDevang PatelPassManager::PassManager() { 15155f4ddf517f29cfc91c327c33f6d3c0f157bc5bb5Devang Patel PM = new PassManagerImpl(0); 1516dff33ef8e863241193463fd0129657c5ebce4d58Devang Patel // PM is the top level manager 1517dff33ef8e863241193463fd0129657c5ebce4d58Devang Patel PM->setTopLevelManager(PM); 15185a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel} 15195a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel 15203162691f69f85f740bc28f3ddca39b166d35187cDevang PatelPassManager::~PassManager() { 152137a6f7966c39f69a92419d37949a94a758c29e90Devang Patel delete PM; 152237a6f7966c39f69a92419d37949a94a758c29e90Devang Patel} 152337a6f7966c39f69a92419d37949a94a758c29e90Devang Patel 15245a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel/// add - Add a pass to the queue of passes to run. This passes ownership of 15255a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel/// the Pass to the PassManager. When the PassManager is destroyed, the pass 15265a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel/// will be destroyed as well, so there is no need to delete the pass. This 15275a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel/// implies that all passes MUST be allocated with 'new'. 1528f957436254f1d20f2229e183390a4172cd4b6400Chris Lattnervoid PassManager::add(Pass *P) { 15295a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel PM->add(P); 15305a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel} 15315a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel 15325a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel/// run - Execute all of the passes scheduled for execution. Keep track of 15335a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel/// whether any of the passes modifies the module, and if so, return true. 1534f957436254f1d20f2229e183390a4172cd4b6400Chris Lattnerbool PassManager::run(Module &M) { 15355a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel return PM->run(M); 15365a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel} 15375a39b2e8067450839a1a041a26e2f9d8dd07f40aDevang Patel 15388e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel//===----------------------------------------------------------------------===// 15398e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel// TimingInfo Class - This class is used to calculate information about the 15408e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel// amount of time each pass takes to execute. This only happens with 15418e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel// -time-passes is enabled on the command line. 15428e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel// 15438e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patelbool llvm::TimePassesIsEnabled = false; 15448e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patelstatic cl::opt<bool,true> 15458e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang PatelEnableTiming("time-passes", cl::location(TimePassesIsEnabled), 15468e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel cl::desc("Time each pass, printing elapsed time for each on exit")); 15478e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel 15488e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel// createTheTimeInfo - This method either initializes the TheTimeInfo pointer to 15498e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel// a non null value (if the -time-passes option is enabled) or it leaves it 15508e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel// null. It may be called multiple times. 15518e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patelvoid TimingInfo::createTheTimeInfo() { 15528e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel if (!TimePassesIsEnabled || TheTimeInfo) return; 15538e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel 15548e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel // Constructed the first time this is called, iff -time-passes is enabled. 15558e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel // This guarantees that the object will be constructed before static globals, 15568e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel // thus it will be destroyed before them. 15578e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel static ManagedStatic<TimingInfo> TTI; 15588e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel TheTimeInfo = &*TTI; 15598e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel} 15608e58a1b17bb57e6ffa187a0ec758f9a1bed7685bDevang Patel 1561c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel/// If TimingInfo is enabled then start pass timer. 15620d2725ad696afb60c86076469031783669809739Chris LattnerTimer *llvm::StartPassTimer(Pass *P) { 1563c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel if (TheTimeInfo) 15640d2725ad696afb60c86076469031783669809739Chris Lattner return TheTimeInfo->passStarted(P); 15655c12adaa8b92800d835ddd5c97723c6eb5628b5bDan Gohman return 0; 1566c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel} 1567c874eb54ecf57f493c49934a327e0e4e49f0ff10Devang Patel 15680d2725ad696afb60c86076469031783669809739Chris Lattner/// If TimingInfo is enabled then stop pass timer. 15690d2725ad696afb60c86076469031783669809739Chris Lattnervoid llvm::StopPassTimer(Pass *P, Timer *T) { 15700d2725ad696afb60c86076469031783669809739Chris Lattner if (T) T->stopTimer(); 15710d2725ad696afb60c86076469031783669809739Chris Lattner} 15720d2725ad696afb60c86076469031783669809739Chris Lattner 157309e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel//===----------------------------------------------------------------------===// 157409e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel// PMStack implementation 157509e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel// 157636bcb82c3f7acd7cc3a79f51102c5995db2fb723Devang Patel 157709e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel// Pop Pass Manager from the stack and clear its analysis info. 157809e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patelvoid PMStack::pop() { 157909e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 158009e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel PMDataManager *Top = this->top(); 158109e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel Top->initializeAnalysisInfo(); 158209e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 158309e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel S.pop_back(); 158409e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel} 158509e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 158609e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel// Push PM on the stack and set its top level manager. 1587c2f12ab5e5258a949c0cfff074bf57fe0c08d4e5Dan Gohmanvoid PMStack::push(PMDataManager *PM) { 1588f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(PM && "Unable to push. Pass Manager expected"); 158909e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 1590f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner if (!this->empty()) { 1591f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner PMTopLevelManager *TPM = this->top()->getTopLevelManager(); 159297149737f27457b0411e49af3e4539688e29848fDevang Patel 1593f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner assert(TPM && "Unable to find top level manager"); 159497149737f27457b0411e49af3e4539688e29848fDevang Patel TPM->addIndirectPassManager(PM); 159597149737f27457b0411e49af3e4539688e29848fDevang Patel PM->setTopLevelManager(TPM); 159697149737f27457b0411e49af3e4539688e29848fDevang Patel } 159797149737f27457b0411e49af3e4539688e29848fDevang Patel 159897149737f27457b0411e49af3e4539688e29848fDevang Patel S.push_back(PM); 159997149737f27457b0411e49af3e4539688e29848fDevang Patel} 160009e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 160197149737f27457b0411e49af3e4539688e29848fDevang Patel// Dump content of the pass manager stack. 160297149737f27457b0411e49af3e4539688e29848fDevang Patelvoid PMStack::dump() { 1603f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner for (std::deque<PMDataManager *>::iterator I = S.begin(), 1604f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner E = S.end(); I != E; ++I) 16053660ecabbb85b31308f38938ce3f56f0a330a84bChris Lattner printf("%s ", (*I)->getAsPass()->getPassName()); 1606f957436254f1d20f2229e183390a4172cd4b6400Chris Lattner 160797149737f27457b0411e49af3e4539688e29848fDevang Patel if (!S.empty()) 1608fc23bc799d18a1316579234faaf6262cedc95bc0Chris Lattner printf("\n"); 160909e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel} 161009e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 161109e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel/// Find appropriate Module Pass Manager in the PM Stack and 161209e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel/// add self into that manager. 1613be1ffc6b8d3db7b1a9d512a1d53afd075d8e58c9Devang Patelvoid ModulePass::assignPassManager(PMStack &PMS, 1614bed2946a96ecb15b0b636fa74cb26ce61b1c648eAnton Korobeynikov PassManagerType PreferredType) { 161509e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel // Find Module Pass Manager 161609e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel while(!PMS.empty()) { 161744b0d29802ea87d68648dec798fd564eb3cbaa32Devang Patel PassManagerType TopPMType = PMS.top()->getPassManagerType(); 161844b0d29802ea87d68648dec798fd564eb3cbaa32Devang Patel if (TopPMType == PreferredType) 161944b0d29802ea87d68648dec798fd564eb3cbaa32Devang Patel break; // We found desired pass manager 162044b0d29802ea87d68648dec798fd564eb3cbaa32Devang Patel else if (TopPMType > PMT_ModulePassManager) 162109e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel PMS.pop(); // Pop children pass managers 16226b9420e94392040fbe6b2af5e49adbcbc6b32615Devang Patel else 16236b9420e94392040fbe6b2af5e49adbcbc6b32615Devang Patel break; 162409e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel } 1625bd6dc7a086142fec46b28b8c1f4e75a0d9500f6dDevang Patel assert(!PMS.empty() && "Unable to find appropriate Pass Manager"); 162644b0d29802ea87d68648dec798fd564eb3cbaa32Devang Patel PMS.top()->add(this); 162709e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel} 162809e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 16299d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel/// Find appropriate Function Pass Manager or Call Graph Pass Manager 16309d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel/// in the PM Stack and add self into that manager. 1631be1ffc6b8d3db7b1a9d512a1d53afd075d8e58c9Devang Patelvoid FunctionPass::assignPassManager(PMStack &PMS, 1632bed2946a96ecb15b0b636fa74cb26ce61b1c648eAnton Korobeynikov PassManagerType PreferredType) { 163309e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 16340938f7424261cb99abaac4e5325487886e213dfbDevang Patel // Find Module Pass Manager 163577c95ed74a4d5f122b3c9810209a0190dbf17504Chris Lattner while (!PMS.empty()) { 16366b9420e94392040fbe6b2af5e49adbcbc6b32615Devang Patel if (PMS.top()->getPassManagerType() > PMT_FunctionPassManager) 16376b9420e94392040fbe6b2af5e49adbcbc6b32615Devang Patel PMS.pop(); 163809e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel else 16399d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel break; 164009e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel } 164109e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 164277c95ed74a4d5f122b3c9810209a0190dbf17504Chris Lattner // Create new Function Pass Manager if needed. 164377c95ed74a4d5f122b3c9810209a0190dbf17504Chris Lattner FPPassManager *FPP; 164477c95ed74a4d5f122b3c9810209a0190dbf17504Chris Lattner if (PMS.top()->getPassManagerType() == PMT_FunctionPassManager) { 164577c95ed74a4d5f122b3c9810209a0190dbf17504Chris Lattner FPP = (FPPassManager *)PMS.top(); 164677c95ed74a4d5f122b3c9810209a0190dbf17504Chris Lattner } else { 16479d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel assert(!PMS.empty() && "Unable to create Function Pass Manager"); 16489d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel PMDataManager *PMD = PMS.top(); 164997149737f27457b0411e49af3e4539688e29848fDevang Patel 16509d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // [1] Create new Function Pass Manager 16519d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel FPP = new FPPassManager(PMD->getDepth() + 1); 1652bed7e6849823042c442e7e88dba5d41f68982815Devang Patel FPP->populateInheritedAnalysis(PMS); 165397149737f27457b0411e49af3e4539688e29848fDevang Patel 16549d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // [2] Set up new manager's top level manager 16559d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel PMTopLevelManager *TPM = PMD->getTopLevelManager(); 16569d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel TPM->addIndirectPassManager(FPP); 165797149737f27457b0411e49af3e4539688e29848fDevang Patel 16589d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // [3] Assign manager to manage this new manager. This may create 16599d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // and push new managers into PMS 16600938f7424261cb99abaac4e5325487886e213dfbDevang Patel FPP->assignPassManager(PMS, PMD->getPassManagerType()); 16619d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel 16629d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // [4] Push new manager into PMS 16639d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel PMS.push(FPP); 16649d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel } 166509e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 16669d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // Assign FPP as the manager of this pass. 16679d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel FPP->add(this); 166809e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel} 166909e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 16709d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel/// Find appropriate Basic Pass Manager or Call Graph Pass Manager 16719d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel/// in the PM Stack and add self into that manager. 1672be1ffc6b8d3db7b1a9d512a1d53afd075d8e58c9Devang Patelvoid BasicBlockPass::assignPassManager(PMStack &PMS, 1673bed2946a96ecb15b0b636fa74cb26ce61b1c648eAnton Korobeynikov PassManagerType PreferredType) { 167477c95ed74a4d5f122b3c9810209a0190dbf17504Chris Lattner BBPassManager *BBP; 167509e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 167697149737f27457b0411e49af3e4539688e29848fDevang Patel // Basic Pass Manager is a leaf pass manager. It does not handle 167797149737f27457b0411e49af3e4539688e29848fDevang Patel // any other pass manager. 167877c95ed74a4d5f122b3c9810209a0190dbf17504Chris Lattner if (!PMS.empty() && 167977c95ed74a4d5f122b3c9810209a0190dbf17504Chris Lattner PMS.top()->getPassManagerType() == PMT_BasicBlockPassManager) { 168077c95ed74a4d5f122b3c9810209a0190dbf17504Chris Lattner BBP = (BBPassManager *)PMS.top(); 168177c95ed74a4d5f122b3c9810209a0190dbf17504Chris Lattner } else { 168277c95ed74a4d5f122b3c9810209a0190dbf17504Chris Lattner // If leaf manager is not Basic Block Pass manager then create new 168377c95ed74a4d5f122b3c9810209a0190dbf17504Chris Lattner // basic Block Pass manager. 16849d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel assert(!PMS.empty() && "Unable to create BasicBlock Pass Manager"); 16859d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel PMDataManager *PMD = PMS.top(); 16869d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel 16879d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // [1] Create new Basic Block Manager 16889d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel BBP = new BBPassManager(PMD->getDepth() + 1); 16899d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel 16909d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // [2] Set up new manager's top level manager 16919d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // Basic Block Pass Manager does not live by itself 16929d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel PMTopLevelManager *TPM = PMD->getTopLevelManager(); 16939d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel TPM->addIndirectPassManager(BBP); 169497149737f27457b0411e49af3e4539688e29848fDevang Patel 169597149737f27457b0411e49af3e4539688e29848fDevang Patel // [3] Assign manager to manage this new manager. This may create 169697149737f27457b0411e49af3e4539688e29848fDevang Patel // and push new managers into PMS 169759ef015c65cecee948d1cf13812c5d0b47cb792aDan Gohman BBP->assignPassManager(PMS); 1698531f01f878915fc51ccf5e1194a2dc8d73c207cdDevang Patel 16999d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // [4] Push new manager into PMS 17009d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel PMS.push(BBP); 17019d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel } 170209e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 17039d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel // Assign BBP as the manager of this pass. 17049d133e150faac44b8d8d1b53516cbad4d9bbf84aDevang Patel BBP->add(this); 170509e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel} 170609e6e4303f1aac10fea6860e7736c234fcbf56ccDevang Patel 1707580b89992fae365fd41832f4342888eb4dbc9eb4Dan GohmanPassManagerBase::~PassManagerBase() {} 1708d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen 1709d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen/*===-- C Bindings --------------------------------------------------------===*/ 1710d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen 1711d78c0f5a7255e4347cbd82f7435c51401096652cGordon HenriksenLLVMPassManagerRef LLVMCreatePassManager() { 1712d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen return wrap(new PassManager()); 1713d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen} 1714d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen 1715df7df075b723e926e51555bf5aff6e231279a479Erick TryzelaarLLVMPassManagerRef LLVMCreateFunctionPassManagerForModule(LLVMModuleRef M) { 1716df7df075b723e926e51555bf5aff6e231279a479Erick Tryzelaar return wrap(new FunctionPassManager(unwrap(M))); 1717df7df075b723e926e51555bf5aff6e231279a479Erick Tryzelaar} 1718df7df075b723e926e51555bf5aff6e231279a479Erick Tryzelaar 1719d78c0f5a7255e4347cbd82f7435c51401096652cGordon HenriksenLLVMPassManagerRef LLVMCreateFunctionPassManager(LLVMModuleProviderRef P) { 1720df7df075b723e926e51555bf5aff6e231279a479Erick Tryzelaar return LLVMCreateFunctionPassManagerForModule( 1721df7df075b723e926e51555bf5aff6e231279a479Erick Tryzelaar reinterpret_cast<LLVMModuleRef>(P)); 1722d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen} 1723d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen 1724d686c8e73f74e37ab5f647b65a12051ee6cbad16Chris LattnerLLVMBool LLVMRunPassManager(LLVMPassManagerRef PM, LLVMModuleRef M) { 1725d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen return unwrap<PassManager>(PM)->run(*unwrap(M)); 1726d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen} 1727d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen 1728d686c8e73f74e37ab5f647b65a12051ee6cbad16Chris LattnerLLVMBool LLVMInitializeFunctionPassManager(LLVMPassManagerRef FPM) { 1729d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen return unwrap<FunctionPassManager>(FPM)->doInitialization(); 1730d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen} 1731d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen 1732d686c8e73f74e37ab5f647b65a12051ee6cbad16Chris LattnerLLVMBool LLVMRunFunctionPassManager(LLVMPassManagerRef FPM, LLVMValueRef F) { 1733d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen return unwrap<FunctionPassManager>(FPM)->run(*unwrap<Function>(F)); 1734d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen} 1735d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen 1736d686c8e73f74e37ab5f647b65a12051ee6cbad16Chris LattnerLLVMBool LLVMFinalizeFunctionPassManager(LLVMPassManagerRef FPM) { 1737d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen return unwrap<FunctionPassManager>(FPM)->doFinalization(); 1738d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen} 1739d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen 1740d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksenvoid LLVMDisposePassManager(LLVMPassManagerRef PM) { 1741d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen delete unwrap(PM); 1742d78c0f5a7255e4347cbd82f7435c51401096652cGordon Henriksen} 1743