C++ (Cpp) LexicalScope::openInsnRange示例

示例#1

文件： LexicalScopes.cpp 项目： bugsnag/llvm

/// assignInstructionRanges - Find ranges of instructions covered by each
/// lexical scope.
void LexicalScopes::assignInstructionRanges(
    SmallVectorImpl<InsnRange> &MIRanges,
    DenseMap<const MachineInstr *, LexicalScope *> &MI2ScopeMap) {
  LexicalScope *PrevLexicalScope = nullptr;
  for (const auto &R : MIRanges) {
    LexicalScope *S = MI2ScopeMap.lookup(R.first);
    assert(S && "Lost LexicalScope for a machine instruction!");
    if (PrevLexicalScope && !PrevLexicalScope->dominates(S))
      PrevLexicalScope->closeInsnRange(S);
    S->openInsnRange(R.first);
    S->extendInsnRange(R.second);
    PrevLexicalScope = S;
  }

  if (PrevLexicalScope)
    PrevLexicalScope->closeInsnRange();
}

示例#2

文件： LexicalScopes.cpp 项目： 32bitmicro/llvm

/// assignInstructionRanges - Find ranges of instructions covered by each
/// lexical scope.
void LexicalScopes::
assignInstructionRanges(SmallVectorImpl<InsnRange> &MIRanges,
                    DenseMap<const MachineInstr *, LexicalScope *> &MI2ScopeMap)
{
  
  LexicalScope *PrevLexicalScope = NULL;
  for (SmallVectorImpl<InsnRange>::const_iterator RI = MIRanges.begin(),
         RE = MIRanges.end(); RI != RE; ++RI) {
    const InsnRange &R = *RI;
    LexicalScope *S = MI2ScopeMap.lookup(R.first);
    assert (S && "Lost LexicalScope for a machine instruction!");
    if (PrevLexicalScope && !PrevLexicalScope->dominates(S))
      PrevLexicalScope->closeInsnRange(S);
    S->openInsnRange(R.first);
    S->extendInsnRange(R.second);
    PrevLexicalScope = S;
  }

  if (PrevLexicalScope)
    PrevLexicalScope->closeInsnRange();
}