Drop CoreCLR tvOS Simulator support for now

Author: filipnavara

docs/workflow/building/coreclr/ios.md

@@ -1,4 +1,4 @@
-# Cross Compilation for iOS/tvOS Simulator on macOS
+# Cross Compilation for iOS Simulator on macOS
 
 ## Requirements
 
@@ -9,7 +9,7 @@ Build requirements are the same as for building native CoreCLR on macOS. iPhone
 Build the runtime pack and tools with
 
 ```
-./build.sh clr+clr.runtime+libs+packs -os [iossimulator/tvossimulator/maccatalyst] -arch [x64/arm64] -cross -c Release
+./build.sh clr+clr.runtime+libs+packs -os [iossimulator/maccatalyst] -arch [x64/arm64] -cross -c Release
 ```
 
 ## Running the sample iOS app

src/coreclr/CMakeLists.txt

@@ -29,6 +29,10 @@ if(CORECLR_SET_RPATH)
     set(MACOSX_RPATH ON)
 endif(CORECLR_SET_RPATH)
 
+if(CLR_CMAKE_HOST_TVOS)
+  set(FEATURE_STANDALONE_GC 0)
+endif()
+
 OPTION(CLR_CMAKE_ENABLE_CODE_COVERAGE "Enable code coverage" OFF)
 
 #----------------------------------------------------
@@ -97,8 +101,9 @@ if(CLR_CMAKE_HOST_UNIX)
       add_linker_flag(-Wl,-z,notext)
     endif()
 
-    add_subdirectory(pal)
-
+    if(NOT CLR_CMAKE_HOST_TVOS)
+      add_subdirectory(pal)
+    endif()
     if(NOT CLR_CMAKE_HOST_MACCATALYST AND NOT CLR_CMAKE_HOST_IOS AND NOT CLR_CMAKE_HOST_TVOS)
       add_subdirectory(hosts)
     endif()
@@ -122,7 +127,9 @@ add_subdirectory(pal/prebuilt/inc)
 set(EP_GENERATED_HEADER_PATH "${GENERATED_INCLUDE_DIR}")
 include (${CLR_SRC_NATIVE_DIR}/eventpipe/configure.cmake)
 
-add_subdirectory(debug/debug-pal)
+if(NOT CLR_CMAKE_HOST_TVOS)
+  add_subdirectory(debug/debug-pal)
+endif()
 
 add_subdirectory(minipal)
 
@@ -237,25 +244,27 @@ if(CLR_CMAKE_HOST_UNIX)
   add_subdirectory(nativeresources)
 endif(CLR_CMAKE_HOST_UNIX)
 
-add_subdirectory(utilcode)
-add_subdirectory(inc)
+if(NOT CLR_CMAKE_HOST_TVOS)
+  add_subdirectory(utilcode)
+  add_subdirectory(inc)
 
-if(CLR_CMAKE_HOST_UNIX)
+  if(CLR_CMAKE_HOST_UNIX)
     add_subdirectory(palrt)
-endif(CLR_CMAKE_HOST_UNIX)
-
-add_subdirectory(ilasm)
-add_subdirectory(ildasm)
-add_subdirectory(gcinfo)
-add_subdirectory(jit)
-add_subdirectory(vm)
-add_subdirectory(md)
-add_subdirectory(debug)
-add_subdirectory(binder)
-add_subdirectory(classlibnative)
-add_subdirectory(dlls)
-add_subdirectory(unwinder)
-add_subdirectory(interop)
+  endif(CLR_CMAKE_HOST_UNIX)
+
+  add_subdirectory(ilasm)
+  add_subdirectory(ildasm)
+  add_subdirectory(gcinfo)
+  add_subdirectory(jit)
+  add_subdirectory(vm)
+  add_subdirectory(md)
+  add_subdirectory(debug)
+  add_subdirectory(binder)
+  add_subdirectory(classlibnative)
+  add_subdirectory(dlls)
+  add_subdirectory(unwinder)
+  add_subdirectory(interop)
+endif()
 
 if(NOT CLR_CMAKE_HOST_MACCATALYST AND NOT CLR_CMAKE_HOST_IOS AND NOT CLR_CMAKE_HOST_TVOS)
   add_subdirectory(tools)

src/coreclr/dlls/mscoree/coreclr/CMakeLists.txt

@@ -221,7 +221,7 @@ endif(CLR_CMAKE_TARGET_WIN32)
 
 # add the install targets
 install_clr(TARGETS coreclr DESTINATIONS . sharedFramework COMPONENT runtime)
-if(CLR_CMAKE_HOST_MACCATALYST OR CLR_CMAKE_HOST_IOS OR CLR_CMAKE_HOST_TVOS)
+if(CLR_CMAKE_HOST_MACCATALYST OR CLR_CMAKE_HOST_IOS)
     install_clr(TARGETS coreclr_static DESTINATIONS . sharedFramework COMPONENT runtime)
 endif()
 

src/coreclr/pal/src/configure.cmake

@@ -134,11 +134,7 @@ check_function_exists(statvfs HAVE_STATVFS)
 check_function_exists(thread_self HAVE_THREAD_SELF)
 check_function_exists(_lwp_self HAVE__LWP_SELF)
 check_function_exists(pthread_mach_thread_np HAVE_MACH_THREADS)
-if(CLR_CMAKE_TARGET_TVOS)
-  set(HAVE_MACH_EXCEPTIONS 0)
-else()
-  check_function_exists(thread_set_exception_ports HAVE_MACH_EXCEPTIONS)
-endif()
+check_function_exists(thread_set_exception_ports HAVE_MACH_EXCEPTIONS)
 check_function_exists(vm_allocate HAVE_VM_ALLOCATE)
 check_function_exists(vm_read HAVE_VM_READ)
 check_function_exists(directio HAVE_DIRECTIO)

src/coreclr/pal/src/exception/seh.cpp

@@ -305,7 +305,7 @@ PAL_ERROR SEHEnable(CPalThread *pthrCurrent)
 {
 #if HAVE_MACH_EXCEPTIONS
     return pthrCurrent->EnableMachExceptions();
-#elif defined(__linux__) || defined(__FreeBSD__) || defined(__NetBSD__) || defined(__sun) || defined(TARGET_TVOS)
+#elif defined(__linux__) || defined(__FreeBSD__) || defined(__NetBSD__) || defined(__sun)
     return NO_ERROR;
 #else// HAVE_MACH_EXCEPTIONS
 #error not yet implemented
@@ -330,7 +330,7 @@ PAL_ERROR SEHDisable(CPalThread *pthrCurrent)
 {
 #if HAVE_MACH_EXCEPTIONS
     return pthrCurrent->DisableMachExceptions();
-#elif defined(__linux__) || defined(__FreeBSD__) || defined(__NetBSD__) || defined(__sun) || defined(TARGET_TVOS)
+#elif defined(__linux__) || defined(__FreeBSD__) || defined(__NetBSD__) || defined(__sun)
     return NO_ERROR;
 #else // HAVE_MACH_EXCEPTIONS
 #error not yet implemented

src/coreclr/pal/src/exception/signal.cpp

@@ -182,7 +182,7 @@ BOOL SEHInitializeSignals(CorUnix::CPalThread *pthrCurrent, DWORD flags)
         handle_signal(SIGINT, sigint_handler, &g_previous_sigint, 0 /* additionalFlags */, true /* skipIgnored */);
         handle_signal(SIGQUIT, sigquit_handler, &g_previous_sigquit, 0 /* additionalFlags */, true /* skipIgnored */);
 
-#if HAVE_MACH_EXCEPTIONS || defined(TARGET_TVOS)
+#if HAVE_MACH_EXCEPTIONS
         handle_signal(SIGSEGV, sigsegv_handler, &g_previous_sigsegv);
 #else
         handle_signal(SIGTRAP, sigtrap_handler, &g_previous_sigtrap);
@@ -471,15 +471,7 @@ static void sigfpe_handler(int code, siginfo_t *siginfo, void *context)
     invoke_previous_action(&g_previous_sigfpe, code, siginfo, context);
 }
 
-#if defined(TARGET_TVOS)
-
-static bool SwitchStackAndExecuteHandler(int code, siginfo_t *siginfo, void *context, size_t sp)
-{
-    // Not yet implemented
-    _exit(0xdead);
-}
-
-#elif !HAVE_MACH_EXCEPTIONS
+#if !HAVE_MACH_EXCEPTIONS
 
 /*++
 Function :

src/coreclr/pal/src/include/pal/thread.hpp

@@ -588,7 +588,7 @@ namespace CorUnix
             m_pNext = pNext;
         };
 
-#if !HAVE_MACH_EXCEPTIONS && !defined(TARGET_TVOS)
+#if !HAVE_MACH_EXCEPTIONS
         BOOL
         EnsureSignalAlternateStack(
             void

src/coreclr/pal/src/init/sxs.cpp

@@ -64,7 +64,7 @@ AllocatePalThread(CPalThread **ppThread)
         goto exit;
     }
 
-#if !HAVE_MACH_EXCEPTIONS && !defined(TARGET_TVOS)
+#if !HAVE_MACH_EXCEPTIONS
     // Ensure alternate stack for SIGSEGV handling. Our SIGSEGV handler is set to
     // run on an alternate stack and the stack needs to be allocated per thread.
     if (!pThread->EnsureSignalAlternateStack())

src/coreclr/pal/src/thread/process.cpp

@@ -545,9 +545,6 @@ CorUnix::InternalCreateProcess(
     LPPROCESS_INFORMATION lpProcessInformation
     )
 {
-#ifdef TARGET_TVOS
-    return ERROR_NOT_SUPPORTED;
-#else
     PAL_ERROR palError = NO_ERROR;
     IPalObject *pobjProcess = NULL;
     IPalObject *pobjProcessRegistered = NULL;
@@ -1084,7 +1081,6 @@ CorUnix::InternalCreateProcess(
     }
 
     return palError;
-#endif // !TARGET_TVOS
 }
 
 
@@ -2199,7 +2195,7 @@ PROCCreateCrashDump(
     INT cbErrorMessageBuffer,
     bool serialize)
 {
-#if defined(TARGET_IOS) || defined(TARGET_TVOS)
+#if defined(TARGET_IOS)
     return FALSE;
 #else
     _ASSERTE(argv.size() > 0);
@@ -2326,7 +2322,7 @@ PROCCreateCrashDump(
         }
     }
     return true;
-#endif // !TARGET_IOS && !TARGET_TVOS
+#endif // !TARGET_IOS
 }
 
 /*++

src/coreclr/pal/src/thread/thread.cpp

@@ -173,7 +173,7 @@ static void InternalEndCurrentThreadWrapper(void *arg)
        will lock its own critical section */
     LOADCallDllMain(DLL_THREAD_DETACH, NULL);
 
-#if !HAVE_MACH_EXCEPTIONS && !defined(TARGET_TVOS)
+#if !HAVE_MACH_EXCEPTIONS
     pThread->FreeSignalAlternateStack();
 #endif // !HAVE_MACH_EXCEPTIONS
 
@@ -1683,7 +1683,7 @@ CPalThread::ThreadEntry(
     }
 #endif // HAVE_SCHED_GETAFFINITY && HAVE_SCHED_SETAFFINITY
 
-#if !HAVE_MACH_EXCEPTIONS && !defined(TARGET_TVOS)
+#if !HAVE_MACH_EXCEPTIONS
     if (!pThread->EnsureSignalAlternateStack())
     {
         ASSERT("Cannot allocate alternate stack for SIGSEGV!\n");
@@ -2406,7 +2406,7 @@ CPalThread::WaitForStartStatus(
     return m_fStartStatus;
 }
 
-#if !HAVE_MACH_EXCEPTIONS && !defined(TARGET_TVOS)
+#if !HAVE_MACH_EXCEPTIONS
 /*++
 Function :
     EnsureSignalAlternateStack