src/irgenerator/GenVTable.cpp - GCC Code Coverage Report

Directory:	../
File:	src/irgenerator/GenVTable.cpp
Date:	2025-11-11 23:26:16

	Coverage	Exec	Total
Lines:	100.0%	97	97
Functions:	100.0%	5	5
Branches:	55.7%	98	176

  
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      // Copyright (c) 2021-2025 ChilliBits. All rights reserved.
    
      #include "IRGenerator.h"
    
      #include <llvm/IR/Module.h>
    
      #include <SourceFile.h>
    
      #include <driver/Driver.h>
    
      #include <irgenerator/NameMangling.h>
    
      namespace spice::compiler {
    
      383
      llvm::Constant *IRGenerator::generateTypeInfoName(StructBase *spiceStruct) const {
    
        // Resolve mangled type info name and mangled global name
    
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      383
        const std::string globalName = NameMangling::mangleTypeInfoName(spiceStruct);
    
        // Generate global string constant
    
        llvm::GlobalVariable *global =
    
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      383
            builder.CreateGlobalString(NameMangling::mangleTypeInfoValue(spiceStruct->name), globalName, 0, module);
    
        // If the output should be comparable, fix alignment to 4 bytes
    
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      383
        if (cliOptions.comparableOutput)
    
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      383
          global->setAlignment(llvm::Align(4));
    
        // Set global attributes
    
      383
        global->setConstant(true);
    
      383
        global->setDSOLocal(true);
    
      383
        global->setUnnamedAddr(llvm::GlobalValue::UnnamedAddr::None);
    
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      383
        global->setLinkage(llvm::GlobalValue::ExternalLinkage);
    
        // MachO does not support comdat annotations
    
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      383
        if (doesTargetSupportComDat())
    
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      378
          global->setComdat(module->getOrInsertComdat(globalName));
    
      383
        return spiceStruct->vTableData.typeInfoName = global;
    
      383
      }
    
      383
      llvm::Constant *IRGenerator::generateTypeInfo(StructBase *spiceStruct) const {
    
        // Generate type info name
    
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      383
        llvm::Constant *typeInfoName = generateTypeInfoName(spiceStruct);
    
        // Generate LLVM type for type info
    
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      383
        const std::string mangledName = NameMangling::mangleTypeInfo(spiceStruct);
    
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      383
        llvm::PointerType *ptrTy = builder.getPtrTy();
    
      383
        QualTypeList interfaceTypes;
    
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      383
        if (spiceStruct->entry->getQualType().is(TY_STRUCT)) {
    
      209
          const auto spiceStructEnsured = reinterpret_cast<Struct *>(spiceStruct);
    
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      209
          interfaceTypes = spiceStructEnsured->interfaceTypes;
    
        }
    
        // Build type info LLVM type
    
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      766
        std::vector<llvm::Type *> typeInfoFieldTypes = {ptrTy, ptrTy};
    
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      545
        for (size_t i = 0; i < interfaceTypes.size(); i++)
    
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      162
          typeInfoFieldTypes.push_back(ptrTy);
    
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      383
        spiceStruct->vTableData.typeInfoType = llvm::StructType::get(context, typeInfoFieldTypes);
    
        // Generate type info values
    
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      383
        llvm::Constant *typeInfoVTable = llvm::Constant::getNullValue(ptrTy);
    
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      766
        if (!sourceFile->isRttiRT()) {
    
          // Add external global pointer for TypeInfo vtable
    
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      336
          assert(sourceFile->isRuntimeModuleAvailable(RuntimeModule::RTTI_RT));
    
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      336
          const std::string typeInfoMangledName = NameMangling::mangleVTable("TypeInfo");
    
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      336
          llvm::Constant *typeInfoExtPtr = module->getOrInsertGlobal(typeInfoMangledName, builder.getPtrTy());
    
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      336
          typeInfoVTable = llvm::ConstantExpr::getInBoundsGetElementPtr(ptrTy, typeInfoExtPtr, builder.getInt64(2));
    
      336
        }
    
      383
        std::vector<llvm::Constant *> fieldValues;
    
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      383
        fieldValues.push_back(typeInfoVTable);
    
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      383
        fieldValues.push_back(typeInfoName);
    
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      545
        for (const QualType &interfaceType : interfaceTypes) {
    
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      162
          const Interface *interface = interfaceType.getInterface(nullptr);
    
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      162
          assert(interface != nullptr && interface->vTableData.typeInfo != nullptr);
    
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      162
          const std::string interfaceMangledName = NameMangling::mangleTypeInfo(interface);
    
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      162
          llvm::Constant *global = module->getOrInsertGlobal(interfaceMangledName, builder.getPtrTy());
    
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      162
          fieldValues.push_back(global);
    
      162
        }
    
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      383
        llvm::Constant *typeInfo = llvm::ConstantStruct::get(spiceStruct->vTableData.typeInfoType, fieldValues);
    
        // Generate global variable
    
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      383
        module->getOrInsertGlobal(mangledName, spiceStruct->vTableData.typeInfoType);
    
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      383
        llvm::GlobalVariable *global = module->getNamedGlobal(mangledName);
    
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      383
        global->setInitializer(typeInfo);
    
        // Set global attributes
    
      383
        global->setConstant(true);
    
      383
        global->setDSOLocal(true);
    
      383
        global->setUnnamedAddr(llvm::GlobalValue::UnnamedAddr::None);
    
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      383
        global->setLinkage(llvm::GlobalValue::ExternalLinkage);
    
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      383
        if (doesTargetSupportComDat())
    
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      378
          global->setComdat(module->getOrInsertComdat(mangledName));
    
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      383
        global->setAlignment(llvm::MaybeAlign(8));
    
      383
        return spiceStruct->vTableData.typeInfo = global;
    
      383
      }
    
      383
      llvm::Constant *IRGenerator::generateVTable(StructBase *spiceStruct) const {
    
        // Retrieve virtual method count
    
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      383
        const std::vector<Function *> virtualMethods = spiceStruct->scope->getVirtualMethods();
    
      383
        const size_t virtualMethodCount = virtualMethods.size();
    
      383
        const size_t arrayElementCount = virtualMethodCount + 2; // +2 for nullptr and TypeInfo
    
        // Generate type info data structures
    
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      383
        generateTypeInfo(spiceStruct);
    
        // Generate VTable type
    
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      383
        llvm::ArrayType *vtableArrayTy = llvm::ArrayType::get(builder.getPtrTy(), arrayElementCount);
    
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      383
        spiceStruct->vTableData.vtableType = llvm::StructType::get(context, vtableArrayTy, false);
    
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      383
        const std::string mangledName = NameMangling::mangleVTable(spiceStruct);
    
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      383
        module->getOrInsertGlobal(mangledName, spiceStruct->vTableData.vtableType);
    
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      383
        llvm::GlobalVariable *global = module->getNamedGlobal(mangledName);
    
        // Set global attributes
    
      383
        global->setConstant(true);
    
      383
        global->setDSOLocal(true);
    
      383
        global->setUnnamedAddr(llvm::GlobalValue::UnnamedAddr::Global);
    
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      383
        global->setLinkage(llvm::GlobalValue::ExternalLinkage);
    
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      383
        if (doesTargetSupportComDat())
    
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      378
          global->setComdat(module->getOrInsertComdat(mangledName));
    
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      383
        global->setAlignment(llvm::MaybeAlign(8));
    
      383
        return spiceStruct->vTableData.vtable = global;
    
      383
      }
    
      383
      void IRGenerator::generateVTableInitializer(const StructBase *spiceStruct) const {
    
        // Retrieve virtual method count
    
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      383
        assert(spiceStruct->scope);
    
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      383
        const std::vector<Function *> virtualMethods = spiceStruct->scope->getVirtualMethods();
    
      383
        const size_t virtualMethodCount = virtualMethods.size();
    
      383
        const size_t arrayElementCount = virtualMethodCount + 2; // +2 for nullptr and TypeInfo
    
        // Generate VTable type
    
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      383
        llvm::PointerType *ptrTy = builder.getPtrTy();
    
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      383
        llvm::ArrayType *vtableArrayTy = llvm::ArrayType::get(ptrTy, arrayElementCount);
    
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      383
        assert(spiceStruct->vTableData.vtableType);
    
        // Generate VTable values
    
      383
        std::vector<llvm::Constant *> arrayValues;
    
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      383
        arrayValues.push_back(llvm::Constant::getNullValue(ptrTy)); // nullptr as safety guard
    
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      383
        arrayValues.push_back(spiceStruct->vTableData.typeInfo);    // TypeInfo to identify the type for the VTable
    
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      1248
        for (Function *virtualMethod : virtualMethods) {
    
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      865
          assert(spiceStruct->scope->type == ScopeType::INTERFACE || virtualMethod->llvmFunction != nullptr);
    
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      865
          arrayValues.push_back(virtualMethod->llvmFunction ? virtualMethod->llvmFunction : llvm::Constant::getNullValue(ptrTy));
    
        }
    
        // Generate VTable struct
    
      383
        std::vector<llvm::Constant *> fieldValues;
    
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      383
        fieldValues.push_back(llvm::ConstantArray::get(vtableArrayTy, arrayValues));
    
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      383
        llvm::Constant *initializer = llvm::ConstantStruct::get(spiceStruct->vTableData.vtableType, fieldValues);
    
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      383
        const std::string mangledName = NameMangling::mangleVTable(spiceStruct);
    
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      383
        llvm::GlobalVariable *global = module->getNamedGlobal(mangledName);
    
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      383
        assert(global != nullptr);
    
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      383
        global->setInitializer(initializer);
    
      383
      }
    
      1149
      bool IRGenerator::doesTargetSupportComDat() const { return cliOptions.targetTriple.getObjectFormat() != llvm::Triple::MachO; }
    
      } // namespace spice::compiler

Line	Branch	Exec	Source
1			// Copyright (c) 2021-2025 ChilliBits. All rights reserved.
2
3			#include "IRGenerator.h"
4
5			#include <llvm/IR/Module.h>
6
7			#include <SourceFile.h>
8			#include <driver/Driver.h>
9			#include <irgenerator/NameMangling.h>
10
11			namespace spice::compiler {
12
13		383	llvm::Constant IRGenerator::generateTypeInfoName(StructBase spiceStruct) const {
14			// Resolve mangled type info name and mangled global name
15	1/2 ✓ Branch 2 → 3 taken 383 times. ✗ Branch 2 → 34 not taken.	383	const std::string globalName = NameMangling::mangleTypeInfoName(spiceStruct);
16
17			// Generate global string constant
18			llvm::GlobalVariable *global =
19	3/6 ✓ Branch 3 → 4 taken 383 times. ✗ Branch 3 → 29 not taken. ✓ Branch 4 → 5 taken 383 times. ✗ Branch 4 → 27 not taken. ✓ Branch 6 → 7 taken 383 times. ✗ Branch 6 → 25 not taken.	383	builder.CreateGlobalString(NameMangling::mangleTypeInfoValue(spiceStruct->name), globalName, 0, module);
20
21			// If the output should be comparable, fix alignment to 4 bytes
22	1/2 ✓ Branch 8 → 9 taken 383 times. ✗ Branch 8 → 12 not taken.	383	if (cliOptions.comparableOutput)
23	2/4 ✓ Branch 9 → 10 taken 383 times. ✗ Branch 9 → 30 not taken. ✓ Branch 10 → 11 taken 383 times. ✗ Branch 10 → 30 not taken.	383	global->setAlignment(llvm::Align(4));
24
25			// Set global attributes
26		383	global->setConstant(true);
27		383	global->setDSOLocal(true);
28		383	global->setUnnamedAddr(llvm::GlobalValue::UnnamedAddr::None);
29	1/2 ✓ Branch 15 → 16 taken 383 times. ✗ Branch 15 → 32 not taken.	383	global->setLinkage(llvm::GlobalValue::ExternalLinkage);
30			// MachO does not support comdat annotations
31	2/2 ✓ Branch 17 → 18 taken 378 times. ✓ Branch 17 → 22 taken 5 times.	383	if (doesTargetSupportComDat())
32	2/4 ✓ Branch 19 → 20 taken 378 times. ✗ Branch 19 → 31 not taken. ✓ Branch 20 → 21 taken 378 times. ✗ Branch 20 → 31 not taken.	378	global->setComdat(module->getOrInsertComdat(globalName));
33
34		383	return spiceStruct->vTableData.typeInfoName = global;
35		383	}
36
37		383	llvm::Constant IRGenerator::generateTypeInfo(StructBase spiceStruct) const {
38			// Generate type info name
39	1/2 ✓ Branch 2 → 3 taken 383 times. ✗ Branch 2 → 119 not taken.	383	llvm::Constant *typeInfoName = generateTypeInfoName(spiceStruct);
40
41			// Generate LLVM type for type info
42	1/2 ✓ Branch 3 → 4 taken 383 times. ✗ Branch 3 → 119 not taken.	383	const std::string mangledName = NameMangling::mangleTypeInfo(spiceStruct);
43	1/2 ✓ Branch 4 → 5 taken 383 times. ✗ Branch 4 → 117 not taken.	383	llvm::PointerType *ptrTy = builder.getPtrTy();
44
45		383	QualTypeList interfaceTypes;
46	4/6 ✓ Branch 5 → 6 taken 383 times. ✗ Branch 5 → 115 not taken. ✓ Branch 6 → 7 taken 383 times. ✗ Branch 6 → 115 not taken. ✓ Branch 7 → 8 taken 209 times. ✓ Branch 7 → 9 taken 174 times.	383	if (spiceStruct->entry->getQualType().is(TY_STRUCT)) {
47		209	const auto spiceStructEnsured = reinterpret_cast<Struct *>(spiceStruct);
48	1/2 ✓ Branch 8 → 9 taken 209 times. ✗ Branch 8 → 115 not taken.	209	interfaceTypes = spiceStructEnsured->interfaceTypes;
49			}
50
51			// Build type info LLVM type
52	1/2 ✓ Branch 11 → 12 taken 383 times. ✗ Branch 11 → 85 not taken.	766	std::vector<llvm::Type *> typeInfoFieldTypes = {ptrTy, ptrTy};
53	2/2 ✓ Branch 17 → 14 taken 162 times. ✓ Branch 17 → 18 taken 383 times.	545	for (size_t i = 0; i < interfaceTypes.size(); i++)
54	1/2 ✓ Branch 14 → 15 taken 162 times. ✗ Branch 14 → 89 not taken.	162	typeInfoFieldTypes.push_back(ptrTy);
55	1/2 ✓ Branch 19 → 20 taken 383 times. ✗ Branch 19 → 90 not taken.	383	spiceStruct->vTableData.typeInfoType = llvm::StructType::get(context, typeInfoFieldTypes);
56
57			// Generate type info values
58	1/2 ✓ Branch 20 → 21 taken 383 times. ✗ Branch 20 → 113 not taken.	383	llvm::Constant *typeInfoVTable = llvm::Constant::getNullValue(ptrTy);
59	3/4 ✓ Branch 21 → 22 taken 383 times. ✗ Branch 21 → 113 not taken. ✓ Branch 24 → 25 taken 336 times. ✓ Branch 24 → 41 taken 47 times.	766	if (!sourceFile->isRttiRT()) {
60			// Add external global pointer for TypeInfo vtable
61	2/4 ✓ Branch 25 → 26 taken 336 times. ✗ Branch 25 → 100 not taken. ✗ Branch 26 → 27 not taken. ✓ Branch 26 → 28 taken 336 times.	336	assert(sourceFile->isRuntimeModuleAvailable(RuntimeModule::RTTI_RT));
62	2/4 ✓ Branch 30 → 31 taken 336 times. ✗ Branch 30 → 93 not taken. ✓ Branch 31 → 32 taken 336 times. ✗ Branch 31 → 91 not taken.	336	const std::string typeInfoMangledName = NameMangling::mangleVTable("TypeInfo");
63	2/4 ✓ Branch 34 → 35 taken 336 times. ✗ Branch 34 → 98 not taken. ✓ Branch 36 → 37 taken 336 times. ✗ Branch 36 → 97 not taken.	336	llvm::Constant *typeInfoExtPtr = module->getOrInsertGlobal(typeInfoMangledName, builder.getPtrTy());
64	2/4 ✓ Branch 37 → 38 taken 336 times. ✗ Branch 37 → 98 not taken. ✓ Branch 38 → 39 taken 336 times. ✗ Branch 38 → 98 not taken.	336	typeInfoVTable = llvm::ConstantExpr::getInBoundsGetElementPtr(ptrTy, typeInfoExtPtr, builder.getInt64(2));
65		336	}
66		383	std::vector<llvm::Constant *> fieldValues;
67	1/2 ✓ Branch 41 → 42 taken 383 times. ✗ Branch 41 → 111 not taken.	383	fieldValues.push_back(typeInfoVTable);
68	1/2 ✓ Branch 42 → 43 taken 383 times. ✗ Branch 42 → 111 not taken.	383	fieldValues.push_back(typeInfoName);
69	2/2 ✓ Branch 59 → 45 taken 162 times. ✓ Branch 59 → 60 taken 383 times.	545	for (const QualType &interfaceType : interfaceTypes) {
70	1/2 ✓ Branch 46 → 47 taken 162 times. ✗ Branch 46 → 104 not taken.	162	const Interface *interface = interfaceType.getInterface(nullptr);
71	2/4 ✓ Branch 47 → 48 taken 162 times. ✗ Branch 47 → 50 not taken. ✓ Branch 48 → 49 taken 162 times. ✗ Branch 48 → 50 not taken.	162	assert(interface != nullptr && interface->vTableData.typeInfo != nullptr);
72	1/2 ✓ Branch 51 → 52 taken 162 times. ✗ Branch 51 → 104 not taken.	162	const std::string interfaceMangledName = NameMangling::mangleTypeInfo(interface);
73	2/4 ✓ Branch 52 → 53 taken 162 times. ✗ Branch 52 → 102 not taken. ✓ Branch 54 → 55 taken 162 times. ✗ Branch 54 → 101 not taken.	162	llvm::Constant *global = module->getOrInsertGlobal(interfaceMangledName, builder.getPtrTy());
74	1/2 ✓ Branch 55 → 56 taken 162 times. ✗ Branch 55 → 102 not taken.	162	fieldValues.push_back(global);
75		162	}
76	1/2 ✓ Branch 61 → 62 taken 383 times. ✗ Branch 61 → 106 not taken.	383	llvm::Constant *typeInfo = llvm::ConstantStruct::get(spiceStruct->vTableData.typeInfoType, fieldValues);
77
78			// Generate global variable
79	1/2 ✓ Branch 63 → 64 taken 383 times. ✗ Branch 63 → 107 not taken.	383	module->getOrInsertGlobal(mangledName, spiceStruct->vTableData.typeInfoType);
80	1/2 ✓ Branch 65 → 66 taken 383 times. ✗ Branch 65 → 108 not taken.	383	llvm::GlobalVariable *global = module->getNamedGlobal(mangledName);
81	1/2 ✓ Branch 66 → 67 taken 383 times. ✗ Branch 66 → 111 not taken.	383	global->setInitializer(typeInfo);
82
83			// Set global attributes
84		383	global->setConstant(true);
85		383	global->setDSOLocal(true);
86		383	global->setUnnamedAddr(llvm::GlobalValue::UnnamedAddr::None);
87	1/2 ✓ Branch 70 → 71 taken 383 times. ✗ Branch 70 → 111 not taken.	383	global->setLinkage(llvm::GlobalValue::ExternalLinkage);
88	2/2 ✓ Branch 72 → 73 taken 378 times. ✓ Branch 72 → 77 taken 5 times.	383	if (doesTargetSupportComDat())
89	2/4 ✓ Branch 74 → 75 taken 378 times. ✗ Branch 74 → 109 not taken. ✓ Branch 75 → 76 taken 378 times. ✗ Branch 75 → 109 not taken.	378	global->setComdat(module->getOrInsertComdat(mangledName));
90	2/4 ✓ Branch 77 → 78 taken 383 times. ✗ Branch 77 → 110 not taken. ✓ Branch 78 → 79 taken 383 times. ✗ Branch 78 → 110 not taken.	383	global->setAlignment(llvm::MaybeAlign(8));
91
92		383	return spiceStruct->vTableData.typeInfo = global;
93		383	}
94
95		383	llvm::Constant IRGenerator::generateVTable(StructBase spiceStruct) const {
96			// Retrieve virtual method count
97	1/2 ✓ Branch 2 → 3 taken 383 times. ✗ Branch 2 → 40 not taken.	383	const std::vector<Function *> virtualMethods = spiceStruct->scope->getVirtualMethods();
98		383	const size_t virtualMethodCount = virtualMethods.size();
99		383	const size_t arrayElementCount = virtualMethodCount + 2; // +2 for nullptr and TypeInfo
100
101			// Generate type info data structures
102	1/2 ✓ Branch 4 → 5 taken 383 times. ✗ Branch 4 → 38 not taken.	383	generateTypeInfo(spiceStruct);
103
104			// Generate VTable type
105	2/4 ✓ Branch 5 → 6 taken 383 times. ✗ Branch 5 → 38 not taken. ✓ Branch 6 → 7 taken 383 times. ✗ Branch 6 → 38 not taken.	383	llvm::ArrayType *vtableArrayTy = llvm::ArrayType::get(builder.getPtrTy(), arrayElementCount);
106	1/2 ✓ Branch 8 → 9 taken 383 times. ✗ Branch 8 → 30 not taken.	383	spiceStruct->vTableData.vtableType = llvm::StructType::get(context, vtableArrayTy, false);
107
108	1/2 ✓ Branch 9 → 10 taken 383 times. ✗ Branch 9 → 38 not taken.	383	const std::string mangledName = NameMangling::mangleVTable(spiceStruct);
109	1/2 ✓ Branch 11 → 12 taken 383 times. ✗ Branch 11 → 32 not taken.	383	module->getOrInsertGlobal(mangledName, spiceStruct->vTableData.vtableType);
110	1/2 ✓ Branch 13 → 14 taken 383 times. ✗ Branch 13 → 33 not taken.	383	llvm::GlobalVariable *global = module->getNamedGlobal(mangledName);
111
112			// Set global attributes
113		383	global->setConstant(true);
114		383	global->setDSOLocal(true);
115		383	global->setUnnamedAddr(llvm::GlobalValue::UnnamedAddr::Global);
116	1/2 ✓ Branch 17 → 18 taken 383 times. ✗ Branch 17 → 36 not taken.	383	global->setLinkage(llvm::GlobalValue::ExternalLinkage);
117	2/2 ✓ Branch 19 → 20 taken 378 times. ✓ Branch 19 → 24 taken 5 times.	383	if (doesTargetSupportComDat())
118	2/4 ✓ Branch 21 → 22 taken 378 times. ✗ Branch 21 → 34 not taken. ✓ Branch 22 → 23 taken 378 times. ✗ Branch 22 → 34 not taken.	378	global->setComdat(module->getOrInsertComdat(mangledName));
119	2/4 ✓ Branch 24 → 25 taken 383 times. ✗ Branch 24 → 35 not taken. ✓ Branch 25 → 26 taken 383 times. ✗ Branch 25 → 35 not taken.	383	global->setAlignment(llvm::MaybeAlign(8));
120
121		383	return spiceStruct->vTableData.vtable = global;
122		383	}
123
124		383	void IRGenerator::generateVTableInitializer(const StructBase *spiceStruct) const {
125			// Retrieve virtual method count
126	1/2 ✗ Branch 2 → 3 not taken. ✓ Branch 2 → 4 taken 383 times.	383	assert(spiceStruct->scope);
127	1/2 ✓ Branch 4 → 5 taken 383 times. ✗ Branch 4 → 58 not taken.	383	const std::vector<Function *> virtualMethods = spiceStruct->scope->getVirtualMethods();
128		383	const size_t virtualMethodCount = virtualMethods.size();
129		383	const size_t arrayElementCount = virtualMethodCount + 2; // +2 for nullptr and TypeInfo
130
131			// Generate VTable type
132	1/2 ✓ Branch 6 → 7 taken 383 times. ✗ Branch 6 → 56 not taken.	383	llvm::PointerType *ptrTy = builder.getPtrTy();
133	1/2 ✓ Branch 7 → 8 taken 383 times. ✗ Branch 7 → 56 not taken.	383	llvm::ArrayType *vtableArrayTy = llvm::ArrayType::get(ptrTy, arrayElementCount);
134	1/2 ✗ Branch 8 → 9 not taken. ✓ Branch 8 → 10 taken 383 times.	383	assert(spiceStruct->vTableData.vtableType);
135
136			// Generate VTable values
137		383	std::vector<llvm::Constant *> arrayValues;
138	2/4 ✓ Branch 10 → 11 taken 383 times. ✗ Branch 10 → 43 not taken. ✓ Branch 11 → 12 taken 383 times. ✗ Branch 11 → 43 not taken.	383	arrayValues.push_back(llvm::Constant::getNullValue(ptrTy)); // nullptr as safety guard
139	1/2 ✓ Branch 12 → 13 taken 383 times. ✗ Branch 12 → 54 not taken.	383	arrayValues.push_back(spiceStruct->vTableData.typeInfo); // TypeInfo to identify the type for the VTable
140	2/2 ✓ Branch 26 → 15 taken 865 times. ✓ Branch 26 → 27 taken 383 times.	1248	for (Function *virtualMethod : virtualMethods) {
141	3/4 ✓ Branch 16 → 17 taken 412 times. ✓ Branch 16 → 19 taken 453 times. ✗ Branch 17 → 18 not taken. ✓ Branch 17 → 19 taken 412 times.	865	assert(spiceStruct->scope->type == ScopeType::INTERFACE \|\| virtualMethod->llvmFunction != nullptr);
142	4/6 ✓ Branch 19 → 20 taken 412 times. ✓ Branch 19 → 21 taken 453 times. ✓ Branch 21 → 22 taken 453 times. ✗ Branch 21 → 44 not taken. ✓ Branch 23 → 24 taken 865 times. ✗ Branch 23 → 44 not taken.	865	arrayValues.push_back(virtualMethod->llvmFunction ? virtualMethod->llvmFunction : llvm::Constant::getNullValue(ptrTy));
143			}
144
145			// Generate VTable struct
146		383	std::vector<llvm::Constant *> fieldValues;
147	2/4 ✓ Branch 28 → 29 taken 383 times. ✗ Branch 28 → 46 not taken. ✓ Branch 29 → 30 taken 383 times. ✗ Branch 29 → 46 not taken.	383	fieldValues.push_back(llvm::ConstantArray::get(vtableArrayTy, arrayValues));
148	1/2 ✓ Branch 31 → 32 taken 383 times. ✗ Branch 31 → 48 not taken.	383	llvm::Constant *initializer = llvm::ConstantStruct::get(spiceStruct->vTableData.vtableType, fieldValues);
149
150	1/2 ✓ Branch 32 → 33 taken 383 times. ✗ Branch 32 → 52 not taken.	383	const std::string mangledName = NameMangling::mangleVTable(spiceStruct);
151	1/2 ✓ Branch 34 → 35 taken 383 times. ✗ Branch 34 → 49 not taken.	383	llvm::GlobalVariable *global = module->getNamedGlobal(mangledName);
152	1/2 ✗ Branch 35 → 36 not taken. ✓ Branch 35 → 37 taken 383 times.	383	assert(global != nullptr);
153	1/2 ✓ Branch 37 → 38 taken 383 times. ✗ Branch 37 → 50 not taken.	383	global->setInitializer(initializer);
154		383	}
155
156		1149	bool IRGenerator::doesTargetSupportComDat() const { return cliOptions.targetTriple.getObjectFormat() != llvm::Triple::MachO; }
157
158			} // namespace spice::compiler
159