| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | // Copyright (c) 2021-2024 ChilliBits. All rights reserved. | ||
| 2 | |||
| 3 | #include "IRGenerator.h" | ||
| 4 | |||
| 5 | #include <ast/ASTNodes.h> | ||
| 6 | #include <symboltablebuilder/ScopeHandle.h> | ||
| 7 | |||
| 8 | namespace spice::compiler { | ||
| 9 | |||
| 10 | 1517 | std::any IRGenerator::visitUnsafeBlockDef(const UnsafeBlockNode *node) { | |
| 11 |
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1517 | diGenerator.setSourceLocation(node); |
| 12 | |||
| 13 | // Change scope | ||
| 14 |
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1517 | ScopeHandle scopeHandle(this, node->getScopeId(), ScopeType::UNSAFE_BODY, node); |
| 15 | |||
| 16 | // Visit instructions in the block | ||
| 17 |
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1517 | visit(node->body); |
| 18 | |||
| 19 |
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3034 | return nullptr; |
| 20 | 1517 | } | |
| 21 | |||
| 22 | 950 | std::any IRGenerator::visitForLoop(const ForLoopNode *node) { | |
| 23 |
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950 | diGenerator.setSourceLocation(node); |
| 24 | |||
| 25 | // Create blocks | ||
| 26 |
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950 | const std::string codeLine = node->codeLoc.toPrettyLine(); |
| 27 |
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950 | llvm::BasicBlock *bHead = createBlock("for.head." + codeLine); |
| 28 |
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950 | llvm::BasicBlock *bBody = createBlock("for.body." + codeLine); |
| 29 |
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950 | llvm::BasicBlock *bTail = createBlock("for.tail." + codeLine); |
| 30 |
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950 | llvm::BasicBlock *bExit = createBlock("for.exit." + codeLine); |
| 31 | |||
| 32 | // Change scope | ||
| 33 |
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950 | ScopeHandle scopeHandle(this, node->getScopeId(), ScopeType::FOR_BODY, node); |
| 34 | |||
| 35 | // Save the blocks for break and continue | ||
| 36 |
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950 | breakBlocks.push_back(bExit); |
| 37 |
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950 | continueBlocks.push_back(bTail); |
| 38 | |||
| 39 | // Init statement | ||
| 40 |
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950 | visit(node->initDecl); |
| 41 | // Create jump from original to head block | ||
| 42 |
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950 | insertJump(bHead); |
| 43 | |||
| 44 | // Switch to head block | ||
| 45 |
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950 | switchToBlock(bHead); |
| 46 | // Condition evaluation | ||
| 47 |
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950 | llvm::Value *condValue = resolveValue(node->condAssign); |
| 48 | // Create conditional jump from head to body or exit block | ||
| 49 |
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950 | insertCondJump(condValue, bBody, bExit); |
| 50 | |||
| 51 | // Switch to body block | ||
| 52 |
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950 | switchToBlock(bBody); |
| 53 | // Visit body | ||
| 54 |
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950 | visit(node->body); |
| 55 | // Create jump from body to tail block | ||
| 56 |
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950 | insertJump(bTail); |
| 57 | |||
| 58 | // Switch to tail block | ||
| 59 |
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950 | switchToBlock(bTail); |
| 60 | // Inc statement | ||
| 61 |
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950 | visit(node->incAssign); |
| 62 | // Create jump from tail to head | ||
| 63 |
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950 | insertJump(bHead); |
| 64 | |||
| 65 | // Switch to exit block | ||
| 66 |
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950 | switchToBlock(bExit); |
| 67 | |||
| 68 | // Pop basic blocks from break and continue stacks | ||
| 69 |
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950 | assert(breakBlocks.back() == bExit); |
| 70 | 950 | breakBlocks.pop_back(); | |
| 71 |
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950 | assert(continueBlocks.back() == bTail); |
| 72 | 950 | continueBlocks.pop_back(); | |
| 73 | |||
| 74 |
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1900 | return nullptr; |
| 75 | 950 | } | |
| 76 | |||
| 77 | 85 | std::any IRGenerator::visitForeachLoop(const ForeachLoopNode *node) { | |
| 78 |
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85 | diGenerator.setSourceLocation(node); |
| 79 | |||
| 80 | // Create blocks | ||
| 81 |
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85 | const std::string codeLine = node->codeLoc.toPrettyLine(); |
| 82 |
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85 | llvm::BasicBlock *bHead = createBlock("foreach.head." + codeLine); |
| 83 |
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85 | llvm::BasicBlock *bBody = createBlock("foreach.body." + codeLine); |
| 84 |
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85 | llvm::BasicBlock *bTail = createBlock("foreach.tail." + codeLine); |
| 85 |
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85 | llvm::BasicBlock *bExit = createBlock("foreach.exit." + codeLine); |
| 86 | |||
| 87 | // Change scope | ||
| 88 |
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85 | ScopeHandle scopeHandle(this, node->getScopeId(), ScopeType::FOREACH_BODY, node); |
| 89 | |||
| 90 | // Save the blocks for break and continue | ||
| 91 |
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85 | breakBlocks.push_back(bExit); |
| 92 |
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85 | continueBlocks.push_back(bTail); |
| 93 | |||
| 94 | // Resolve iterator | ||
| 95 | 85 | AssignExprNode *iteratorAssignNode = node->iteratorAssign; | |
| 96 | llvm::Value *iteratorPtr; | ||
| 97 |
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85 | if (node->getIteratorFct != nullptr) { // The iteratorAssignExpr is of type Iterable |
| 98 |
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70 | llvm::Value *iterablePtr = resolveAddress(iteratorAssignNode); |
| 99 | |||
| 100 | llvm::Value *iterator; | ||
| 101 |
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140 | if (!node->getIteratorFct->isMethod() && node->getIteratorFct->getParamTypes().front().isArray()) { // Array as iterable |
| 102 | // Call iterate() function from std/iterator/array-iterator | ||
| 103 |
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7 | llvm::Function *iterateFct = stdFunctionManager.getIterateFct(node->getIteratorFct); |
| 104 |
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7 | const size_t arraySize = iteratorAssignNode->getEvaluatedSymbolType(manIdx).getArraySize(); |
| 105 |
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7 | assert(arraySize > 0); |
| 106 |
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7 | iterator = builder.CreateCall(iterateFct, {iterablePtr, builder.getInt64(arraySize)}); |
| 107 | } else { // Struct as iterable | ||
| 108 | // Call .getIterator() on iterable | ||
| 109 |
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63 | llvm::Function *getIteratorFct = stdFunctionManager.getIteratorFct(node->getIteratorFct); |
| 110 |
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63 | iterator = builder.CreateCall(getIteratorFct, iterablePtr); |
| 111 | } | ||
| 112 | |||
| 113 | // Resolve address of iterator | ||
| 114 | 70 | LLVMExprResult callResult = {.value = iterator, .node = iteratorAssignNode}; | |
| 115 |
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70 | iteratorPtr = resolveAddress(callResult); |
| 116 | |||
| 117 | // Attach address to anonymous symbol to keep track of de-allocation | ||
| 118 |
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70 | SymbolTableEntry *returnSymbol = currentScope->symbolTable.lookupAnonymous(iteratorAssignNode->codeLoc); |
| 119 |
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70 | assert(returnSymbol != nullptr); |
| 120 |
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70 | returnSymbol->updateAddress(iteratorPtr); |
| 121 | } else { // The iteratorAssignExpr is of type Iterator | ||
| 122 |
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15 | iteratorPtr = resolveAddress(iteratorAssignNode); |
| 123 | } | ||
| 124 | |||
| 125 | // Check we have an idx | ||
| 126 | 85 | const DeclStmtNode *idxDeclNode = node->idxVarDecl; | |
| 127 | 85 | const bool hasIdx = idxDeclNode != nullptr; | |
| 128 | // Retrieve item ref type | ||
| 129 |
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85 | assert(hasIdx ? node->getIdxFct != nullptr : node->getFct != nullptr); |
| 130 |
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85 | const QualType itemRefSTy = hasIdx ? node->getIdxFct->returnType : node->getFct->returnType; |
| 131 | |||
| 132 | // Visit idx variable declaration if required | ||
| 133 | 85 | SymbolTableEntry *idxEntry = nullptr; | |
| 134 | 85 | llvm::Value *idxAddress = nullptr; | |
| 135 |
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85 | if (hasIdx) { |
| 136 |
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5 | visit(idxDeclNode); |
| 137 | // Get address of idx variable | ||
| 138 |
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5 | idxEntry = idxDeclNode->entries.at(manIdx); |
| 139 |
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5 | idxAddress = idxEntry->getAddress(); |
| 140 |
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5 | assert(idxAddress != nullptr); |
| 141 | } | ||
| 142 | |||
| 143 | // Visit item variable declaration | ||
| 144 | 85 | const DeclStmtNode *itemDeclNode = node->itemVarDecl; | |
| 145 |
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85 | visit(itemDeclNode); |
| 146 | // Get address of item variable | ||
| 147 |
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85 | SymbolTableEntry *itemEntry = itemDeclNode->entries.at(manIdx); |
| 148 |
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85 | llvm::Value *itemAddress = itemEntry->getAddress(); |
| 149 |
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85 | assert(itemAddress != nullptr); |
| 150 | |||
| 151 | // Create jump from original to head block | ||
| 152 |
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85 | insertJump(bHead); |
| 153 | |||
| 154 | // Switch to head block | ||
| 155 |
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85 | switchToBlock(bHead); |
| 156 | // Call .isValid() on iterator | ||
| 157 |
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85 | assert(node->isValidFct); |
| 158 |
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85 | llvm::Function *isValidFct = stdFunctionManager.getIteratorIsValidFct(node->isValidFct); |
| 159 |
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85 | llvm::Value *isValid = builder.CreateCall(isValidFct, iteratorPtr); |
| 160 | // Create conditional jump from head to body or exit block | ||
| 161 |
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85 | insertCondJump(isValid, bBody, bExit); |
| 162 | |||
| 163 | // Switch to body block | ||
| 164 |
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85 | switchToBlock(bBody); |
| 165 | // Get the current iterator values | ||
| 166 |
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85 | if (hasIdx) { |
| 167 | // Allocate space to save pair | ||
| 168 |
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5 | llvm::Type *pairTy = node->getIdxFct->returnType.toLLVMType(sourceFile); |
| 169 |
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5 | llvm::Value *pairPtr = insertAlloca(pairTy, "pair_addr"); |
| 170 | // Call .getIdx() on iterator | ||
| 171 |
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5 | assert(node->getIdxFct); |
| 172 |
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5 | llvm::Function *getIdxFct = stdFunctionManager.getIteratorGetIdxFct(node->getIdxFct); |
| 173 |
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5 | llvm::Value *pair = builder.CreateCall(getIdxFct, iteratorPtr); |
| 174 |
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5 | pair->setName("pair"); |
| 175 |
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5 | insertStore(pair, pairPtr); |
| 176 | // Store idx to idx var | ||
| 177 |
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5 | llvm::Value *idxAddrInPair = insertStructGEP(pairTy, pairPtr, 0, "idx_addr"); |
| 178 | 5 | LLVMExprResult idxResult = {.ptr = idxAddrInPair}; | |
| 179 |
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5 | assert(idxAddress != nullptr && idxEntry != nullptr); |
| 180 |
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5 | doAssignment(idxAddress, idxEntry, idxResult, QualType(TY_LONG), node, true); |
| 181 | // Store item to item var | ||
| 182 |
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5 | llvm::Value *itemAddrInPair = insertStructGEP(pairTy, pairPtr, 1, "item_addr"); |
| 183 | 5 | LLVMExprResult itemResult = {.refPtr = itemAddrInPair}; | |
| 184 |
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5 | doAssignment(itemAddress, itemEntry, itemResult, itemRefSTy, node, true); |
| 185 | } else { | ||
| 186 | // Call .get() on iterator | ||
| 187 |
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80 | assert(node->getFct); |
| 188 |
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80 | llvm::Function *getFct = stdFunctionManager.getIteratorGetFct(node->getFct); |
| 189 |
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80 | llvm::Value *getItemPtr = builder.CreateCall(getFct, iteratorPtr); |
| 190 | 80 | LLVMExprResult getResult = {.ptr = getItemPtr}; | |
| 191 |
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80 | doAssignment(itemAddress, itemEntry, getResult, itemRefSTy, node, true); |
| 192 | } | ||
| 193 | // Visit body | ||
| 194 |
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85 | visit(node->body); |
| 195 | // Create jump from body to tail block | ||
| 196 |
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85 | insertJump(bTail); |
| 197 | |||
| 198 | // Switch to tail block | ||
| 199 |
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85 | switchToBlock(bTail); |
| 200 | // Call .next() on iterator | ||
| 201 |
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85 | assert(node->nextFct); |
| 202 |
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85 | llvm::Function *nextFct = stdFunctionManager.getIteratorNextFct(node->nextFct); |
| 203 |
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85 | builder.CreateCall(nextFct, iteratorPtr); |
| 204 | // Create jump from tail to head block | ||
| 205 |
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85 | insertJump(bHead); |
| 206 | |||
| 207 | // Switch to exit block | ||
| 208 |
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85 | switchToBlock(bExit); |
| 209 | |||
| 210 | // Pop basic blocks from break and continue stacks | ||
| 211 |
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85 | assert(breakBlocks.back() == bExit); |
| 212 | 85 | breakBlocks.pop_back(); | |
| 213 |
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85 | assert(continueBlocks.back() == bTail); |
| 214 | 85 | continueBlocks.pop_back(); | |
| 215 | |||
| 216 |
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170 | return nullptr; |
| 217 | 85 | } | |
| 218 | |||
| 219 | 422 | std::any IRGenerator::visitWhileLoop(const WhileLoopNode *node) { | |
| 220 |
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422 | diGenerator.setSourceLocation(node); |
| 221 | |||
| 222 | // Create blocks | ||
| 223 |
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422 | const std::string codeLine = node->codeLoc.toPrettyLine(); |
| 224 |
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422 | llvm::BasicBlock *bHead = createBlock("while.head." + codeLine); |
| 225 |
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422 | llvm::BasicBlock *bBody = createBlock("while.body." + codeLine); |
| 226 |
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422 | llvm::BasicBlock *bExit = createBlock("while.exit." + codeLine); |
| 227 | |||
| 228 | // Change scope | ||
| 229 |
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422 | ScopeHandle scopeHandle(this, node->getScopeId(), ScopeType::WHILE_BODY, node); |
| 230 | |||
| 231 | // Save the blocks for break and continue | ||
| 232 |
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422 | breakBlocks.push_back(bExit); |
| 233 |
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422 | continueBlocks.push_back(bHead); |
| 234 | |||
| 235 | // Jump to head block | ||
| 236 |
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422 | insertJump(bHead); |
| 237 | |||
| 238 | // Switch to head block | ||
| 239 |
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422 | switchToBlock(bHead); |
| 240 | // Evaluate condition | ||
| 241 |
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422 | llvm::Value *condValue = resolveValue(node->condition); |
| 242 | // Jump to body or exit block, depending on the condition | ||
| 243 |
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422 | insertCondJump(condValue, bBody, bExit); |
| 244 | |||
| 245 | // Switch to body block | ||
| 246 |
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422 | switchToBlock(bBody); |
| 247 | // Visit body | ||
| 248 |
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422 | visit(node->body); |
| 249 | // Create jump to head block | ||
| 250 |
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422 | insertJump(bHead); |
| 251 | |||
| 252 | // Switch to exit block | ||
| 253 |
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422 | switchToBlock(bExit); |
| 254 | |||
| 255 | // Pop basic blocks from break and continue stacks | ||
| 256 |
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422 | assert(breakBlocks.back() == bExit); |
| 257 | 422 | breakBlocks.pop_back(); | |
| 258 |
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422 | assert(continueBlocks.back() == bHead); |
| 259 | 422 | continueBlocks.pop_back(); | |
| 260 | |||
| 261 |
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844 | return nullptr; |
| 262 | 422 | } | |
| 263 | |||
| 264 | 8 | std::any IRGenerator::visitDoWhileLoop(const DoWhileLoopNode *node) { | |
| 265 |
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8 | diGenerator.setSourceLocation(node); |
| 266 | |||
| 267 | // Create blocks | ||
| 268 |
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8 | const std::string codeLine = node->codeLoc.toPrettyLine(); |
| 269 |
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8 | llvm::BasicBlock *bBody = createBlock("dowhile.body." + codeLine); |
| 270 |
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8 | llvm::BasicBlock *bFoot = createBlock("dowhile.foot." + codeLine); |
| 271 |
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8 | llvm::BasicBlock *bExit = createBlock("dowhile.exit." + codeLine); |
| 272 | |||
| 273 | // Change scope | ||
| 274 |
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8 | ScopeHandle scopeHandle(this, node->getScopeId(), ScopeType::WHILE_BODY, node); |
| 275 | |||
| 276 | // Save the blocks for break and continue | ||
| 277 |
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8 | breakBlocks.push_back(bExit); |
| 278 |
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8 | continueBlocks.push_back(bFoot); |
| 279 | |||
| 280 | // Jump to body block | ||
| 281 |
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8 | insertJump(bBody); |
| 282 | |||
| 283 | // Switch to body block | ||
| 284 |
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8 | switchToBlock(bBody); |
| 285 | // Visit body | ||
| 286 |
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8 | visit(node->body); |
| 287 | // Create jump to foot block | ||
| 288 |
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8 | insertJump(bFoot); |
| 289 | |||
| 290 | // Switch to head block | ||
| 291 |
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8 | switchToBlock(bFoot); |
| 292 | // Evaluate condition | ||
| 293 |
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8 | llvm::Value *condValue = resolveValue(node->condition); |
| 294 | // Jump to body or exit block, depending on the condition | ||
| 295 |
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8 | insertCondJump(condValue, bBody, bExit); |
| 296 | |||
| 297 | // Switch to exit block | ||
| 298 |
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8 | switchToBlock(bExit); |
| 299 | |||
| 300 | // Pop basic blocks from break and continue stacks | ||
| 301 |
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8 | assert(breakBlocks.back() == bExit); |
| 302 | 8 | breakBlocks.pop_back(); | |
| 303 |
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8 | assert(continueBlocks.back() == bFoot); |
| 304 | 8 | continueBlocks.pop_back(); | |
| 305 | |||
| 306 |
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16 | return nullptr; |
| 307 | 8 | } | |
| 308 | |||
| 309 | 2795 | std::any IRGenerator::visitIfStmt(const IfStmtNode *node) { | |
| 310 |
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2795 | diGenerator.setSourceLocation(node); |
| 311 | |||
| 312 | // Create blocks | ||
| 313 |
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2795 | const std::string codeLine = node->codeLoc.toPrettyLine(); |
| 314 |
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2795 | llvm::BasicBlock *bThen = createBlock("if.then." + codeLine); |
| 315 |
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2795 | llvm::BasicBlock *bElse = node->elseStmt ? createBlock("if.else." + codeLine) : nullptr; |
| 316 |
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2795 | llvm::BasicBlock *bExit = createBlock("if.exit." + codeLine); |
| 317 | |||
| 318 | // Change scope | ||
| 319 |
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2795 | ScopeHandle scopeHandle(this, node->getScopeId(), ScopeType::IF_ELSE_BODY, node); |
| 320 | |||
| 321 | // Retrieve condition value | ||
| 322 |
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2795 | llvm::Value *condValue = resolveValue(node->condition); |
| 323 | // Check if condition is fulfilled | ||
| 324 |
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2795 | insertCondJump(condValue, bThen, node->elseStmt ? bElse : bExit); |
| 325 | |||
| 326 | // Switch to then block | ||
| 327 |
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2795 | switchToBlock(bThen); |
| 328 | // Visit then body | ||
| 329 |
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2795 | visit(node->thenBody); |
| 330 | // Create jump from then to end block | ||
| 331 |
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2795 | insertJump(bExit); |
| 332 | |||
| 333 | // Change scope back | ||
| 334 |
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2795 | scopeHandle.leaveScopeEarly(); |
| 335 | |||
| 336 |
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2795 | if (node->elseStmt) { |
| 337 | // Switch to else block | ||
| 338 |
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140 | switchToBlock(bElse); |
| 339 | // Visit else block | ||
| 340 |
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140 | visit(node->elseStmt); |
| 341 | // Create jump from else to end block | ||
| 342 |
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140 | insertJump(bExit); |
| 343 | } | ||
| 344 | |||
| 345 | // Switch to exit block | ||
| 346 |
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2795 | switchToBlock(bExit); |
| 347 | |||
| 348 | // Return conditional value as result for the 'if' stmt | ||
| 349 |
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5590 | return condValue; |
| 350 | 2795 | } | |
| 351 | |||
| 352 | 140 | std::any IRGenerator::visitElseStmt(const ElseStmtNode *node) { | |
| 353 | 140 | diGenerator.setSourceLocation(node); | |
| 354 | |||
| 355 |
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140 | if (node->ifStmt) { // It is an else if branch |
| 356 |
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41 | visit(node->ifStmt); |
| 357 | } else { // It is an else branch | ||
| 358 | // Change scope | ||
| 359 |
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99 | ScopeHandle scopeHandle(this, node->getScopeId(), ScopeType::IF_ELSE_BODY, node); |
| 360 | |||
| 361 | // Generate IR for nested statements | ||
| 362 |
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99 | visit(node->body); |
| 363 | 99 | } | |
| 364 | |||
| 365 |
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140 | return nullptr; |
| 366 | } | ||
| 367 | |||
| 368 | 4 | std::any IRGenerator::visitSwitchStmt(const SwitchStmtNode *node) { | |
| 369 |
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4 | diGenerator.setSourceLocation(node); |
| 370 | |||
| 371 | // Create blocks | ||
| 372 | 4 | std::vector<llvm::BasicBlock *> bCases; | |
| 373 |
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4 | bCases.reserve(node->caseBranches.size()); |
| 374 |
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28 | for (const auto caseBranch : node->caseBranches) |
| 375 |
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24 | bCases.push_back(createBlock("switch.case." + caseBranch->codeLoc.toPrettyLine())); |
| 376 | 4 | llvm::BasicBlock *bDefault = nullptr; | |
| 377 |
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4 | if (node->hasDefaultBranch) |
| 378 |
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1 | bDefault = createBlock("switch.default." + node->defaultBranch->codeLoc.toPrettyLine()); |
| 379 |
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4 | const std::string codeLine = node->codeLoc.toPrettyLine(); |
| 380 |
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4 | llvm::BasicBlock *bExit = createBlock("switch.exit." + codeLine); |
| 381 | |||
| 382 | // Save the blocks for break and continue | ||
| 383 |
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4 | breakBlocks.push_back(bExit); |
| 384 | |||
| 385 | // Visit switch expression | ||
| 386 |
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4 | llvm::Value *exprValue = resolveValue(node->assignExpr); |
| 387 | |||
| 388 | // Generate switch instruction | ||
| 389 |
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4 | llvm::SwitchInst *switchInst = builder.CreateSwitch(exprValue, bDefault ? bDefault : bExit, node->caseBranches.size()); |
| 390 | |||
| 391 | // Generate case branches | ||
| 392 |
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28 | for (size_t i = 0; i < node->caseBranches.size(); i++) { |
| 393 |
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24 | const CaseBranchNode *caseBranch = node->caseBranches.at(i); |
| 394 | |||
| 395 | // Push fallthrough block | ||
| 396 | 24 | llvm::BasicBlock *bFallthrough = bDefault; | |
| 397 |
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24 | if (i + 1 < node->caseBranches.size()) |
| 398 |
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20 | bFallthrough = bCases.at(i + 1); |
| 399 |
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24 | fallthroughBlocks.push(bFallthrough); |
| 400 | |||
| 401 | // Switch to case block | ||
| 402 |
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24 | switchToBlock(bCases.at(i)); |
| 403 | |||
| 404 | // Visit case body | ||
| 405 |
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24 | visit(caseBranch); |
| 406 | |||
| 407 | // Create jump from case to exit block | ||
| 408 |
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24 | insertJump(bExit); |
| 409 | |||
| 410 | // Pop fallthrough block | ||
| 411 | 24 | fallthroughBlocks.pop(); | |
| 412 | |||
| 413 | // Add case to switch instruction | ||
| 414 |
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48 | for (const CaseConstantNode *caseConstantNode : caseBranch->caseConstants) { |
| 415 |
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24 | const auto caseValue = std::any_cast<llvm::Constant *>(visit(caseConstantNode)); |
| 416 |
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24 | switchInst->addCase(llvm::cast<llvm::ConstantInt>(caseValue), bCases.at(i)); |
| 417 | } | ||
| 418 | } | ||
| 419 | |||
| 420 | // Generate default branch | ||
| 421 |
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4 | if (node->hasDefaultBranch) { |
| 422 | // Switch to default block | ||
| 423 |
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1 | switchToBlock(bDefault); |
| 424 | |||
| 425 | // Visit default body | ||
| 426 |
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1 | visit(node->defaultBranch); |
| 427 | |||
| 428 | // Create jump from default to exit block | ||
| 429 |
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1 | insertJump(bExit); |
| 430 | } | ||
| 431 | |||
| 432 | // Switch to exit block | ||
| 433 |
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4 | switchToBlock(bExit); |
| 434 | |||
| 435 | // Pop basic blocks from break stack | ||
| 436 |
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4 | assert(breakBlocks.back() == bExit); |
| 437 | 4 | breakBlocks.pop_back(); | |
| 438 | |||
| 439 |
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8 | return nullptr; |
| 440 | 4 | } | |
| 441 | |||
| 442 | 24 | std::any IRGenerator::visitCaseBranch(const CaseBranchNode *node) { | |
| 443 |
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24 | diGenerator.setSourceLocation(node); |
| 444 | |||
| 445 | // Change to case body scope | ||
| 446 |
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24 | ScopeHandle scopeHandle(this, node->getScopeId(), ScopeType::CASE_BODY); |
| 447 | |||
| 448 | // Visit case body | ||
| 449 |
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24 | visit(node->body); |
| 450 | |||
| 451 |
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48 | return nullptr; |
| 452 | 24 | } | |
| 453 | |||
| 454 | 1 | std::any IRGenerator::visitDefaultBranch(const DefaultBranchNode *node) { | |
| 455 |
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1 | diGenerator.setSourceLocation(node); |
| 456 | |||
| 457 | // Change to default body scope | ||
| 458 |
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1 | ScopeHandle scopeHandle(this, node->getScopeId(), ScopeType::DEFAULT_BODY); |
| 459 | |||
| 460 | // Visit case body | ||
| 461 |
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1 | visit(node->body); |
| 462 | |||
| 463 |
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2 | return nullptr; |
| 464 | 1 | } | |
| 465 | |||
| 466 | 13 | std::any IRGenerator::visitAnonymousBlockStmt(const AnonymousBlockStmtNode *node) { | |
| 467 |
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13 | diGenerator.setSourceLocation(node); |
| 468 | |||
| 469 | // Change scope | ||
| 470 | 13 | node->bodyScope->parent = currentScope; // Needed for nested scopes in generic functions | |
| 471 | 13 | node->bodyScope->symbolTable.parent = ¤tScope->symbolTable; // Needed for nested scopes in generic functions | |
| 472 |
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13 | ScopeHandle scopeHandle(this, node->getScopeId(), ScopeType::ANONYMOUS_BLOCK_BODY, node); |
| 473 | |||
| 474 | // Visit instructions in the block | ||
| 475 |
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13 | visit(node->body); |
| 476 | |||
| 477 |
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26 | return nullptr; |
| 478 | 13 | } | |
| 479 | |||
| 480 | } // namespace spice::compiler | ||
| 481 |