[wasm][coreclr] Extract call helpers to separate source file (#120944)

And use output of work in progress generator to get more thunks.

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Co-authored-by: Jan Kotas <[email protected]>
Co-authored-by: Aaron R Robinson <[email protected]>

Author: 3 people

src/coreclr/vm/CMakeLists.txt

@@ -925,6 +925,7 @@ elseif(CLR_CMAKE_TARGET_ARCH_WASM)
         ${ARCH_SOURCES_DIR}/calldescrworkerwasm.cpp
         ${ARCH_SOURCES_DIR}/profiler.cpp
         ${ARCH_SOURCES_DIR}/helpers.cpp
+        ${ARCH_SOURCES_DIR}/callhelpers.cpp
         exceptionhandling.cpp
         gcinfodecoder.cpp
     )