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MichalStrehovskyMichalStrehovsky
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Populate NativeAOT sources from runtimelab (#62563)
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‎src/coreclr/nativeaot/Bootstrap/CMakeLists.txt

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add_subdirectory(base)
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add_subdirectory(dll)

‎src/coreclr/nativeaot/Bootstrap/base/CMakeLists.txt

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project(bootstrapper)
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set(SOURCES
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../main.cpp
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)
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add_library(bootstrapper STATIC ${SOURCES})
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install_static_library(bootstrapper aotsdk nativeaot)
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if (CLR_CMAKE_TARGET_WIN32)
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add_library(bootstrapper.GuardCF STATIC ${SOURCES})
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install_static_library(bootstrapper.GuardCF aotsdk nativeaot)
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target_compile_options(bootstrapper.GuardCF PRIVATE $<$<OR:$<COMPILE_LANGUAGE:C>,$<COMPILE_LANGUAGE:CXX>>:/guard:cf>)
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endif()

‎src/coreclr/nativeaot/Bootstrap/dll/CMakeLists.txt

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project(bootstrapperdll)
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add_definitions(-DCORERT_DLL)
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set(SOURCES
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../main.cpp
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)
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add_library(bootstrapperdll STATIC ${SOURCES})
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install_static_library(bootstrapperdll aotsdk nativeaot)
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if (CLR_CMAKE_TARGET_WIN32)
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add_library(bootstrapperdll.GuardCF STATIC ${SOURCES})
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install_static_library(bootstrapperdll.GuardCF aotsdk nativeaot)
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target_compile_options(bootstrapperdll.GuardCF PRIVATE $<$<OR:$<COMPILE_LANGUAGE:C>,$<COMPILE_LANGUAGE:CXX>>:/guard:cf>)
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endif()

‎src/coreclr/nativeaot/Bootstrap/main.cpp

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// Licensed to the .NET Foundation under one or more agreements.
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// The .NET Foundation licenses this file to you under the MIT license.
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#include <stdint.h>
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//
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// This is the mechanism whereby multiple linked modules contribute their global data for initialization at
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// startup of the application.
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//
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// ILC creates sections in the output obj file to mark the beginning and end of merged global data.
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// It defines sentinel symbols that are used to get the addresses of the start and end of global data
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// at runtime. The section names are platform-specific to match platform-specific linker conventions.
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//
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#if defined(_MSC_VER)
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#pragma section(".modules$A", read)
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#pragma section(".modules$Z", read)
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extern "C" __declspec(allocate(".modules$A")) void * __modules_a[];
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extern "C" __declspec(allocate(".modules$Z")) void * __modules_z[];
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__declspec(allocate(".modules$A")) void * __modules_a[] = { nullptr };
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__declspec(allocate(".modules$Z")) void * __modules_z[] = { nullptr };
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//
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// Each obj file compiled from managed code has a .modules$I section containing a pointer to its ReadyToRun
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// data (which points at eager class constructors, frozen strings, etc).
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//
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// The #pragma ... /merge directive folds the book-end sections and all .modules$I sections from all input
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// obj files into .rdata in alphabetical order.
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//
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#pragma comment(linker, "/merge:.modules=.rdata")
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//
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// Unboxing stubs need to be merged, folded and sorted. They are delimited by two special sections (.unbox$A
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// and .unbox$Z). All unboxing stubs are in .unbox$M sections.
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//
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#pragma comment(linker, "/merge:.unbox=.text")
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char _bookend_a;
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char _bookend_z;
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//
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// Generate bookends for the managed code section.
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// We give them unique bodies to prevent folding.
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//
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#pragma code_seg(".managedcode$A")
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void* __managedcode_a() { return &_bookend_a; }
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#pragma code_seg(".managedcode$Z")
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void* __managedcode_z() { return &_bookend_z; }
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#pragma code_seg()
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//
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// Generate bookends for the unboxing stub section.
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// We give them unique bodies to prevent folding.
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//
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#pragma code_seg(".unbox$A")
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void* __unbox_a() { return &_bookend_a; }
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#pragma code_seg(".unbox$Z")
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void* __unbox_z() { return &_bookend_z; }
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#pragma code_seg()
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#else // _MSC_VER
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#if defined(__APPLE__)
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extern void * __modules_a[] __asm("section$start$__DATA$__modules");
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extern void * __modules_z[] __asm("section$end$__DATA$__modules");
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extern char __managedcode_a __asm("section$start$__TEXT$__managedcode");
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extern char __managedcode_z __asm("section$end$__TEXT$__managedcode");
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extern char __unbox_a __asm("section$start$__TEXT$__unbox");
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extern char __unbox_z __asm("section$end$__TEXT$__unbox");
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#else // __APPLE__
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extern "C" void * __start___modules[];
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extern "C" void * __stop___modules[];
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static void * (&__modules_a)[] = __start___modules;
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static void * (&__modules_z)[] = __stop___modules;
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extern "C" char __start___managedcode;
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extern "C" char __stop___managedcode;
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static char& __managedcode_a = __start___managedcode;
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static char& __managedcode_z = __stop___managedcode;
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extern "C" char __start___unbox;
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extern "C" char __stop___unbox;
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static char& __unbox_a = __start___unbox;
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static char& __unbox_z = __stop___unbox;
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#endif // __APPLE__
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#endif // _MSC_VER
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extern "C" bool RhInitialize();
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extern "C" void RhpEnableConservativeStackReporting();
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extern "C" void RhpShutdown();
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extern "C" void RhSetRuntimeInitializationCallback(int (*fPtr)());
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extern "C" bool RhRegisterOSModule(void * pModule,
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void * pvManagedCodeStartRange, uint32_t cbManagedCodeRange,
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void * pvUnboxingStubsStartRange, uint32_t cbUnboxingStubsRange,
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void ** pClasslibFunctions, uint32_t nClasslibFunctions);
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extern "C" void* PalGetModuleHandleFromPointer(void* pointer);
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extern "C" void GetRuntimeException();
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extern "C" void FailFast();
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extern "C" void AppendExceptionStackFrame();
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extern "C" void GetSystemArrayEEType();
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extern "C" void OnFirstChanceException();
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extern "C" void OnUnhandledException();
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extern "C" void IDynamicCastableIsInterfaceImplemented();
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extern "C" void IDynamicCastableGetInterfaceImplementation();
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typedef void(*pfn)();
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static const pfn c_classlibFunctions[] = {
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&GetRuntimeException,
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&FailFast,
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nullptr, // &UnhandledExceptionHandler,
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&AppendExceptionStackFrame,
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nullptr, // &CheckStaticClassConstruction,
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&GetSystemArrayEEType,
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&OnFirstChanceException,
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&OnUnhandledException,
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&IDynamicCastableIsInterfaceImplemented,
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&IDynamicCastableGetInterfaceImplementation,
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};
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#ifndef _countof
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#define _countof(_array) (sizeof(_array)/sizeof(_array[0]))
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#endif
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extern "C" void InitializeModules(void* osModule, void ** modules, int count, void ** pClasslibFunctions, int nClasslibFunctions);
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#ifndef CORERT_DLL
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#define CORERT_ENTRYPOINT __managed__Main
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#if defined(_WIN32)
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extern "C" int __managed__Main(int argc, wchar_t* argv[]);
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#else
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extern "C" int __managed__Main(int argc, char* argv[]);
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#endif
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#else
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#define CORERT_ENTRYPOINT __managed__Startup
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extern "C" void __managed__Startup();
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#endif // !CORERT_DLL
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static int InitializeRuntime()
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{
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if (!RhInitialize())
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return -1;
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// RhpEnableConservativeStackReporting();
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void * osModule = PalGetModuleHandleFromPointer((void*)&CORERT_ENTRYPOINT);
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// TODO: pass struct with parameters instead of the large signature of RhRegisterOSModule
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if (!RhRegisterOSModule(
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osModule,
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(void*)&__managedcode_a, (uint32_t)((char *)&__managedcode_z - (char*)&__managedcode_a),
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(void*)&__unbox_a, (uint32_t)((char *)&__unbox_z - (char*)&__unbox_a),
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(void **)&c_classlibFunctions, _countof(c_classlibFunctions)))
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{
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return -1;
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}
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InitializeModules(osModule, __modules_a, (int)((__modules_z - __modules_a)), (void **)&c_classlibFunctions, _countof(c_classlibFunctions));
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#ifdef CORERT_DLL
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// Run startup method immediately for a native library
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__managed__Startup();
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#endif // CORERT_DLL
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return 0;
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}
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#ifndef CORERT_DLL
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#ifdef ENSURE_PRIMARY_STACK_SIZE
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__attribute__((noinline, optnone))
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static void EnsureStackSize(int stackSize)
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{
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volatile char* s = (char*)_alloca(stackSize);
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*s = 0;
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}
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#endif // ENSURE_PRIMARY_STACK_SIZE
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#if defined(_WIN32)
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int __cdecl wmain(int argc, wchar_t* argv[])
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#else
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int main(int argc, char* argv[])
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#endif
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{
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#ifdef ENSURE_PRIMARY_STACK_SIZE
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// TODO: https://github.com/dotnet/runtimelab/issues/791
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EnsureStackSize(1536 * 1024);
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#endif
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int initval = InitializeRuntime();
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if (initval != 0)
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return initval;
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int retval = __managed__Main(argc, argv);
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RhpShutdown();
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return retval;
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}
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#endif // !CORERT_DLL
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#ifdef CORERT_DLL
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static struct InitializeRuntimePointerHelper
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{
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InitializeRuntimePointerHelper()
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{
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RhSetRuntimeInitializationCallback(&InitializeRuntime);
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}
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} initializeRuntimePointerHelper;
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extern "C" void* CoreRT_StaticInitialization();
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void* CoreRT_StaticInitialization()
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{
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return &initializeRuntimePointerHelper;
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}
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#endif // CORERT_DLL

‎src/coreclr/nativeaot/BuildIntegration/BuildFrameworkNativeObjects.proj

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<Project DefaultTargets="CreateLib" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<PropertyGroup>
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<IlcCompileDependsOn>ComputeIlcCompileInputs;BuildOneFrameworkLibrary;SetupOSSpecificProps</IlcCompileDependsOn>
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<CreateLibDependsOn>BuildAllFrameworkLibrariesAsSingleLib</CreateLibDependsOn>
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<IlcMultiModule>true</IlcMultiModule>
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<NativeIntermediateOutputPath Condition="'$(FrameworkObjPath)' != ''">$(FrameworkObjPath)\</NativeIntermediateOutputPath>
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<BuildingFrameworkLibrary>true</BuildingFrameworkLibrary>
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<Optimize Condition="'$(Configuration)' == 'Release' and '$(Optimize)' == ''">true</Optimize>
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<DebugSymbols Condition="'$(DebugSymbols)' == ''">true</DebugSymbols>
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</PropertyGroup>
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<Import Project="$(MSBuildThisFileDirectory)\Microsoft.DotNet.ILCompiler.targets" Condition="'$(IlcCalledViaPackage)' == 'true'" />
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<Import Project="Microsoft.NETCore.Native.targets" Condition="'$(IlcCalledViaPackage)' == ''" />
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<Target Name="BuildAllFrameworkLibraries"
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Inputs="@(DefaultFrameworkAssemblies)"
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Outputs="@(DefaultFrameworkAssemblies->'$(NativeIntermediateOutputPath)\%(Filename)$(NativeObjectExt)')">
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<ItemGroup>
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<ProjectToBuild Include="$(MSBuildProjectFullPath)">
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<AdditionalProperties>
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LibraryToCompile=%(DefaultFrameworkAssemblies.Identity)
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</AdditionalProperties>
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</ProjectToBuild>
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</ItemGroup>
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<MSBuild Projects="@(ProjectToBuild)" Targets="IlcCompile" BuildInParallel="true" />
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</Target>
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<Target Name="BuildAllFrameworkLibrariesAsSingleLib"
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DependsOnTargets="BuildAllFrameworkLibraries">
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<ItemGroup>
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<LibInputs Include="$(NativeIntermediateOutputPath)\*$(NativeObjectExt)" />
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</ItemGroup>
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</Target>
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<Target Name="BuildOneFrameworkLibrary">
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<PropertyGroup>
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<IlcGenerateMetadataLog>true</IlcGenerateMetadataLog>
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</PropertyGroup>
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<ItemGroup>
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<ManagedBinary Include="$(LibraryToCompile)" />
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<IlcCompileInput Include="@(ManagedBinary)" />
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</ItemGroup>
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</Target>
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</Project>

‎src/coreclr/nativeaot/BuildIntegration/BuildIntegration.proj

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<Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
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<Import Project="../Directory.Build.props" />
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<PropertyGroup>
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<OutputPath>$(RuntimeBinDir)/build/</OutputPath>
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</PropertyGroup>
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<ItemGroup>
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<Content Include="*.*" Exclude="$(MSBuildProjectFile)" />
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</ItemGroup>
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<Target Name="Build">
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<Copy SourceFiles="@(Content)" DestinationFolder="$(OutputPath)" />
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</Target>
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<Target Name="Restore" />
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</Project>

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