Build support for s390x: clr.iltools and clr.paltests (#53289)

* Add dummy support for s390x in vm, jit, debug, and unwinder

* This suffices to make clr.iltools and clr.paltests buildable

src/coreclr/debug/daccess/s390x/primitives.cpp

+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+//
+
+#include "stdafx.h"
+
+#include "../../shared/s390x/primitives.cpp"

src/coreclr/debug/ee/s390x/dbghelpers.S

+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+#include "asmconstants.h"
+#include "unixasmmacros.inc"
+
+#error Unsupported platform
+

src/coreclr/debug/ee/s390x/primitives.cpp

+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+//
+
+#include "stdafx.h"
+#include "threads.h"
+#include "../../shared/s390x/primitives.cpp"
+

src/coreclr/debug/ee/wks/CMakeLists.txt

@@ -32,11 +32,7 @@ if (CLR_CMAKE_TARGET_WIN32)
 
 else ()
 
-  if(CLR_CMAKE_HOST_ARCH_AMD64 OR CLR_CMAKE_HOST_ARCH_ARM OR CLR_CMAKE_HOST_ARCH_ARM64 OR CLR_CMAKE_HOST_ARCH_I386)
-    add_library_clr(cordbee_wks_obj OBJECT ${CORDBEE_SOURCES_WKS} ../${ARCH_SOURCES_DIR}/dbghelpers.S)
-  else()
-    message(FATAL_ERROR "Unknown platform")
-  endif()
+  add_library_clr(cordbee_wks_obj OBJECT ${CORDBEE_SOURCES_WKS} ../${ARCH_SOURCES_DIR}/dbghelpers.S)
 
 endif (CLR_CMAKE_TARGET_WIN32)
 

src/coreclr/debug/shared/s390x/primitives.cpp

+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+//*****************************************************************************
+// File: primitives.cpp
+//
+
+//
+// Platform-specific debugger primitives
+//
+//*****************************************************************************
+
+#include "primitives.h"
+
+#error Unsupported platform
+

src/coreclr/jit/CMakeLists.txt

@@ -31,6 +31,8 @@ function(create_standalone_jit)
     set(JIT_ARCH_SOURCES ${JIT_I386_SOURCES})
   elseif(TARGETDETAILS_ARCH STREQUAL "arm64")
     set(JIT_ARCH_SOURCES ${JIT_ARM64_SOURCES})
+  elseif(TARGETDETAILS_ARCH STREQUAL "s390x")
+    set(JIT_ARCH_SOURCES ${JIT_S390X_SOURCES})
   else()
     clr_unknown_arch()
   endif()
@@ -345,6 +347,10 @@ set( JIT_ARM64_SOURCES
   hwintrinsiccodegenarm64.cpp
 )
 
+set( JIT_S390X_SOURCES
+  # Not supported as JIT target
+)
+
 if(CLR_CMAKE_TARGET_ARCH_AMD64)
   set(JIT_ARCH_SOURCES ${JIT_AMD64_SOURCES})
 elseif(CLR_CMAKE_TARGET_ARCH_ARM)
@@ -353,6 +359,8 @@ elseif(CLR_CMAKE_TARGET_ARCH_I386)
   set(JIT_ARCH_SOURCES ${JIT_I386_SOURCES})
 elseif(CLR_CMAKE_TARGET_ARCH_ARM64)
   set(JIT_ARCH_SOURCES ${JIT_ARM64_SOURCES})
+elseif(CLR_CMAKE_TARGET_ARCH_S390X)
+  set(JIT_ARCH_SOURCES ${JIT_S390X_SOURCES})
 else()
   clr_unknown_arch()
 endif()
@@ -509,7 +517,9 @@ create_standalone_jit(TARGET clrjit_win_arm_${ARCH_HOST_NAME} OS win ARCH arm DE
 create_standalone_jit(TARGET clrjit_win_x86_${ARCH_HOST_NAME} OS win ARCH x86 DESTINATIONS .)
 
 if (CLR_CMAKE_TARGET_UNIX)
-    install_clr(TARGETS clrjit_unix_${ARCH_TARGET_NAME}_${ARCH_HOST_NAME} DESTINATIONS . COMPONENT jit)
+    if (NOT ARCH_TARGET_NAME STREQUAL s390x)
+      install_clr(TARGETS clrjit_unix_${ARCH_TARGET_NAME}_${ARCH_HOST_NAME} DESTINATIONS . COMPONENT jit)
+    endif(NOT ARCH_TARGET_NAME STREQUAL s390x)
     if (ARCH_TARGET_NAME STREQUAL arm)
       target_compile_definitions(clrjit_unix_arm_${ARCH_HOST_NAME} PRIVATE ARM_SOFTFP CONFIGURABLE_ARM_ABI)
   endif (ARCH_TARGET_NAME STREQUAL arm)

src/coreclr/unwinder/s390x/unwinder_s390x.cpp

+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+//
+
+#include "stdafx.h"
+#include "utilcode.h"
+#include "crosscomp.h"
+
+#error Unsupported platform
+

src/coreclr/vm/crossgen/CMakeLists.txt

@@ -227,6 +227,10 @@ elseif(CLR_CMAKE_TARGET_ARCH_ARM64)
   list(APPEND VM_CROSSGEN_SOURCES
     ../${ARCH_SOURCES_DIR}/stubs.cpp
   )
+elseif(CLR_CMAKE_TARGET_ARCH_S390X)
+  list(APPEND VM_CROSSGEN_SOURCES
+    # Not supported as VM target
+  )
 else()
   clr_unknown_arch()
 endif()

src/coreclr/vm/s390x/unixstubs.cpp

+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+#include "common.h"
+
+extern "C"
+{
+    void RedirectForThrowControl()
+    {
+        PORTABILITY_ASSERT("Implement for PAL");
+    }
+};