diff --git a/llvm/lib/ExecutionEngine/IntelJITEvents/CMakeLists.txt b/llvm/lib/ExecutionEngine/IntelJITEvents/CMakeLists.txt
index 56c529c08937c..08ce4c9399f17 100644
--- a/llvm/lib/ExecutionEngine/IntelJITEvents/CMakeLists.txt
+++ b/llvm/lib/ExecutionEngine/IntelJITEvents/CMakeLists.txt
@@ -1,8 +1,8 @@
 include_directories( ${CMAKE_CURRENT_SOURCE_DIR}/.. )
 if(NOT DEFINED ITTAPI_SOURCE_DIR)
-    set(ITTAPI_SOURCE_DIR ${PROJECT_BINARY_DIR})
+    set(ITTAPI_SOURCE_DIR ${PROJECT_BINARY_DIR}/ittapi)
 endif()
-include_directories( ${ITTAPI_SOURCE_DIR}/ittapi/include/ )
+include_directories( ${ITTAPI_SOURCE_DIR}/include/ )
 add_llvm_component_library(LLVMIntelJITEvents
   IntelJITEventListener.cpp
 
diff --git a/llvm/lib/ExecutionEngine/IntelJITProfiling/CMakeLists.txt b/llvm/lib/ExecutionEngine/IntelJITProfiling/CMakeLists.txt
index 0aedadc65df05..bf6416b7a48e2 100644
--- a/llvm/lib/ExecutionEngine/IntelJITProfiling/CMakeLists.txt
+++ b/llvm/lib/ExecutionEngine/IntelJITProfiling/CMakeLists.txt
@@ -9,26 +9,28 @@ if(NOT DEFINED ITTAPI_GIT_TAG)
 endif()
 
 if(NOT DEFINED ITTAPI_SOURCE_DIR)
-    set(ITTAPI_SOURCE_DIR ${PROJECT_BINARY_DIR})
+    set(ITTAPI_SOURCE_DIR ${PROJECT_BINARY_DIR}/ittapi)
 endif()
 
-if(NOT EXISTS ${ITTAPI_SOURCE_DIR}/ittapi)
-    execute_process(COMMAND ${GIT_EXECUTABLE} clone ${ITTAPI_GIT_REPOSITORY}
-                    WORKING_DIRECTORY ${ITTAPI_SOURCE_DIR}
-                    RESULT_VARIABLE GIT_CLONE_RESULT)
+if(NOT EXISTS "${ITTAPI_SOURCE_DIR}")
+    execute_process(
+        COMMAND "${GIT_EXECUTABLE}" clone "${ITTAPI_GIT_REPOSITORY}" "${ITTAPI_SOURCE_DIR}"
+        RESULT_VARIABLE GIT_CLONE_RESULT
+    )
     if(NOT GIT_CLONE_RESULT EQUAL "0")
-        message(FATAL_ERROR "git clone ${ITTAPI_GIT_REPOSITORY} failed with ${GIT_CLONE_RESULT}, please clone ${ITTAPI_GIT_REPOSITORY}")
+        message(FATAL_ERROR "git clone ${ITTAPI_GIT_REPOSITORY} failed with ${GIT_CLONE_RESULT}, please clone ${ITTAPI_GIT_REPOSITORY} manually")
     endif()
-endif()
 
-execute_process(COMMAND ${GIT_EXECUTABLE} checkout ${ITTAPI_GIT_TAG}
-                WORKING_DIRECTORY ${ITTAPI_SOURCE_DIR}/ittapi
-                RESULT_VARIABLE GIT_CHECKOUT_RESULT)
-if(NOT GIT_CHECKOUT_RESULT EQUAL "0")
-    message(FATAL_ERROR "git checkout ${ITTAPI_GIT_TAG} failed with ${GIT_CHECKOUT_RESULT}, please checkout ${ITTAPI_GIT_TAG} at ${ITTAPI_SOURCE_DIR}/ittapi")
+    execute_process(
+        COMMAND "${GIT_EXECUTABLE}" -C "${ITTAPI_SOURCE_DIR}" checkout "${ITTAPI_GIT_TAG}"
+        RESULT_VARIABLE GIT_CHECKOUT_RESULT
+    )
+    if(NOT GIT_CHECKOUT_RESULT EQUAL "0")
+        message(FATAL_ERROR "git checkout ${ITTAPI_GIT_TAG} failed with ${GIT_CHECKOUT_RESULT}, please checkout ${ITTAPI_GIT_TAG} at ${ITTAPI_SOURCE_DIR} manually")
+    endif()
 endif()
 
-include_directories( ${ITTAPI_SOURCE_DIR}/ittapi/include/ )
+include_directories( ${ITTAPI_SOURCE_DIR}/include/ )
 
 if( HAVE_LIBDL )
     set(LLVM_INTEL_JIT_LIBS ${CMAKE_DL_LIBS})
@@ -39,7 +41,7 @@ set(LLVM_INTEL_JIT_LIBS ${LLVM_PTHREAD_LIB} ${LLVM_INTEL_JIT_LIBS})
 
 add_llvm_component_library(LLVMIntelJITProfiling
   jitprofiling.c
-  ${ITTAPI_SOURCE_DIR}/ittapi/src/ittnotify/ittnotify_static.c
+  ${ITTAPI_SOURCE_DIR}/src/ittnotify/ittnotify_static.c
 
   LINK_LIBS ${LLVM_INTEL_JIT_LIBS}
 
diff --git a/llvm/lib/ExecutionEngine/Orc/TargetProcess/CMakeLists.txt b/llvm/lib/ExecutionEngine/Orc/TargetProcess/CMakeLists.txt
index 03677d610cbb7..308d7012c4231 100644
--- a/llvm/lib/ExecutionEngine/Orc/TargetProcess/CMakeLists.txt
+++ b/llvm/lib/ExecutionEngine/Orc/TargetProcess/CMakeLists.txt
@@ -7,9 +7,9 @@ if( LLVM_USE_INTEL_JITEVENTS )
   set(intel_jit_profiling IntelJITProfiling)
   include_directories(${CMAKE_CURRENT_SOURCE_DIR}/../../IntelJITProfiling)
   if(NOT DEFINED ITTAPI_SOURCE_DIR)
-      set(ITTAPI_SOURCE_DIR ${PROJECT_BINARY_DIR})
+      set(ITTAPI_SOURCE_DIR ${PROJECT_BINARY_DIR}/ittapi)
   endif()
-  include_directories(${ITTAPI_SOURCE_DIR}/ittapi/include/ )
+  include_directories(${ITTAPI_SOURCE_DIR}/include/ )
 endif()
 
 add_llvm_component_library(LLVMOrcTargetProcess
diff --git a/mlir/lib/ExecutionEngine/CMakeLists.txt b/mlir/lib/ExecutionEngine/CMakeLists.txt
index a091944b9ee7d..7fc17b97f0c56 100644
--- a/mlir/lib/ExecutionEngine/CMakeLists.txt
+++ b/mlir/lib/ExecutionEngine/CMakeLists.txt
@@ -97,7 +97,7 @@ add_mlir_library(MLIRExecutionEngine
   MLIRTargetLLVMIRExport
   )
 
-if(LLVM_BUILD_LLVM_DYLIB)
+if(LLVM_BUILD_LLVM_DYLIB AND NOT (WIN32 OR MINGW OR CYGWIN)) # Does not build on windows currently, see #106859
   # Build a shared library for the execution engine. Some downstream projects
   # use this library to build their own CPU runners while preserving dynamic
   # linkage.