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LLVM
13.0.0git
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LexicalScopes - This class provides interface to collect and use lexical scoping information from machine instruction. More...
#include "llvm/CodeGen/LexicalScopes.h"
Public Member Functions | |
| LexicalScopes ()=default | |
| void | initialize (const MachineFunction &) |
| initialize - Scan machine function and constuct lexical scope nest, resets the instance if necessary. More... | |
| void | reset () |
| releaseMemory - release memory. More... | |
| bool | empty () |
| empty - Return true if there is any lexical scope information available. More... | |
| LexicalScope * | getCurrentFunctionScope () const |
| getCurrentFunctionScope - Return lexical scope for the current function. More... | |
| void | getMachineBasicBlocks (const DILocation *DL, SmallPtrSetImpl< const MachineBasicBlock * > &MBBs) |
| getMachineBasicBlocks - Populate given set using machine basic blocks which have machine instructions that belong to lexical scope identified by DebugLoc. More... | |
| bool | dominates (const DILocation *DL, MachineBasicBlock *MBB) |
| Return true if DebugLoc's lexical scope dominates at least one machine instruction's lexical scope in a given machine basic block. More... | |
| LexicalScope * | findLexicalScope (const DILocation *DL) |
| findLexicalScope - Find lexical scope, either regular or inlined, for the given DebugLoc. More... | |
| ArrayRef< LexicalScope * > | getAbstractScopesList () const |
| getAbstractScopesList - Return a reference to list of abstract scopes. More... | |
| LexicalScope * | findAbstractScope (const DILocalScope *N) |
| findAbstractScope - Find an abstract scope or return null. More... | |
| LexicalScope * | findInlinedScope (const DILocalScope *N, const DILocation *IA) |
| findInlinedScope - Find an inlined scope for the given scope/inlined-at. More... | |
| LexicalScope * | findLexicalScope (const DILocalScope *N) |
| findLexicalScope - Find regular lexical scope or return null. More... | |
| LexicalScope * | getOrCreateAbstractScope (const DILocalScope *Scope) |
| getOrCreateAbstractScope - Find or create an abstract lexical scope. More... | |
LexicalScopes - This class provides interface to collect and use lexical scoping information from machine instruction.
Definition at line 141 of file LexicalScopes.h.
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| bool LexicalScopes::dominates | ( | const DILocation * | DL, |
| MachineBasicBlock * | MBB | ||
| ) |
Return true if DebugLoc's lexical scope dominates at least one machine instruction's lexical scope in a given machine basic block.
Definition at line 306 of file LexicalScopes.cpp.
References assert(), DL, getMachineBasicBlocks(), llvm::MachineBasicBlock::getParent(), and MBB.
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empty - Return true if there is any lexical scope information available.
Definition at line 153 of file LexicalScopes.h.
Referenced by llvm::DebugHandlerBase::beginFunction(), and llvm::DwarfDebug::beginFunctionImpl().
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findAbstractScope - Find an abstract scope or return null.
Definition at line 180 of file LexicalScopes.h.
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findInlinedScope - Find an inlined scope for the given scope/inlined-at.
Definition at line 186 of file LexicalScopes.h.
Referenced by llvm::DbgValueHistoryMap::trimLocationRanges().
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findLexicalScope - Find regular lexical scope or return null.
Definition at line 192 of file LexicalScopes.h.
| LexicalScope * LexicalScopes::findLexicalScope | ( | const DILocation * | DL | ) |
findLexicalScope - Find lexical scope, either regular or inlined, for the given DebugLoc.
Return NULL if not found.
Definition at line 124 of file LexicalScopes.cpp.
Referenced by llvm::DbgValueHistoryMap::trimLocationRanges(), and validThroughout().
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getAbstractScopesList - Return a reference to list of abstract scopes.
Definition at line 175 of file LexicalScopes.h.
Referenced by llvm::DwarfDebug::endFunctionImpl().
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getCurrentFunctionScope - Return lexical scope for the current function.
Definition at line 156 of file LexicalScopes.h.
Referenced by llvm::DwarfDebug::beginFunctionImpl(), llvm::CodeViewDebug::endFunctionImpl(), llvm::DwarfDebug::endFunctionImpl(), and llvm::DebugHandlerBase::identifyScopeMarkers().
| void LexicalScopes::getMachineBasicBlocks | ( | const DILocation * | DL, |
| SmallPtrSetImpl< const MachineBasicBlock * > & | MBBs | ||
| ) |
getMachineBasicBlocks - Populate given set using machine basic blocks which have machine instructions that belong to lexical scope identified by DebugLoc.
Definition at line 280 of file LexicalScopes.cpp.
References assert(), llvm::SmallPtrSetImplBase::clear(), DL, llvm::SmallPtrSetImpl< PtrType >::insert(), and MBB.
Referenced by dominates().
| LexicalScope * LexicalScopes::getOrCreateAbstractScope | ( | const DILocalScope * | Scope | ) |
getOrCreateAbstractScope - Find or create an abstract lexical scope.
Definition at line 212 of file LexicalScopes.cpp.
| void LexicalScopes::initialize | ( | const MachineFunction & | Fn | ) |
initialize - Scan machine function and constuct lexical scope nest, resets the instance if necessary.
initialize - Scan machine function and constuct lexical scope nest.
Definition at line 51 of file LexicalScopes.cpp.
References llvm::MachineFunction::getFunction(), llvm::Function::getSubprogram(), llvm::DICompileUnit::NoDebug, and reset().
Referenced by llvm::DebugHandlerBase::beginFunction().
| void LexicalScopes::reset | ( | ) |
releaseMemory - release memory.
reset - Reset the instance so that it's prepared for another function.
Definition at line 40 of file LexicalScopes.cpp.
Referenced by initialize().
1.8.17