lib/CodeGen/CGBlocks.cpp

190   /// A chunk of data that we actually have to capture in the block.
200                      const BlockDecl::Capture *capture,
203         Capture(capture), Type(type) {}
237 /// Determines if the given type is safe for constant capture in C++.
279   // invalid?), it's not clear what we should do.  Maybe capture as
344            "Can't capture 'this' outside a method");
384     // If we have a lifetime qualifier, honor it for capture purposes.
589     CGBlockInfo::Capture &capture = blockInfo.getCapture(variable);
590     if (capture.isConstant()) continue;
609                                                capture.getIndex(),
610                                                capture.getOffset());
625     capture.setCleanup(CGF.EHStack.stable_begin());
697   // If there is nothing to capture, we can emit this as a global block.
750   // Finally, capture all the values into the block.
763     const CGBlockInfo::Capture &capture = blockInfo.getCapture(variable);
766     if (capture.isConstant()) continue;
773       projectField(capture.getIndex(), capture.getOffset(), "block.captured");
779       // We need to use the capture from the enclosing block.
787                                     "block.capture.addr");
789       // The lambda capture in a lambda's conversion-to-block-pointer is
816         byrefPointer = Builder.CreateLoad(src, "byref.capture");
820       // Write that void* into the capture field.
885       EHScopeStack::stable_iterator cleanup = capture.getCleanup();
1002   const CGBlockInfo::Capture &capture = BlockInfo->getCapture(variable);
1005   if (capture.isConstant()) return LocalDeclMap.find(variable)->second;
1008     Builder.CreateStructGEP(LoadBlockStruct(), capture.getIndex(),
1009                             capture.getOffset(), "block.capture.addr");
1224     const CGBlockInfo::Capture &capture = blockInfo.getCapture(variable);
1225     if (!capture.isConstant()) continue;
1231     Builder.CreateStore(capture.getConstant(), alloca);
1265         const CGBlockInfo::Capture &capture = blockInfo.getCapture(variable);
1266         if (capture.isConstant()) {
1297     note.index = capture.getIndex();
1376     const CGBlockInfo::Capture &capture = blockInfo.getCapture(variable);
1377     if (capture.isConstant()) continue;
1430     unsigned index = capture.getIndex();
1431     Address srcField = Builder.CreateStructGEP(src, index, capture.getOffset());
1432     Address dstField = Builder.CreateStructGEP(dst, index, capture.getOffset());
1549     const CGBlockInfo::Capture &capture = blockInfo.getCapture(variable);
1550     if (capture.isConstant()) continue;
1596       Builder.CreateStructGEP(src, capture.getIndex(), capture.getOffset());
1602     // If this is a __weak capture, emit the release directly.