xcc-clang: Do not used unavailable options

xcc-clang in based on clan-10 and does not support -fno-pic and
-fno-pie.

clang-10: warning: argument unused during compilation: '-fno-pic'
[-Wunused-command-line-argument]
[147/148] Linking C executable zephyr/zephyr.elf
clang-10: warning: argument unused during compilation: '-no-pie'
[-Wunused-command-line-argument]

Signed-off-by: Flavio Ceolin <flavio.ceolin@intel.com>

CMakeLists.txt

@@ -353,13 +353,14 @@ zephyr_compile_options($<TARGET_PROPERTY:compiler,warning_extended>)
 zephyr_compile_options($<$<COMPILE_LANGUAGE:C>:$<TARGET_PROPERTY:compiler,warning_error_implicit_int>>)
 zephyr_compile_options($<$<COMPILE_LANGUAGE:CXX>:$<TARGET_PROPERTY:compiler-cpp,warning_error_implicit_int>>)
 
+# @Intent: Do not make position independent code / executable
+zephyr_compile_options($<$<COMPILE_LANGUAGE:C>:$<TARGET_PROPERTY:compiler,no_position_independent>>)
+
 # Allow the user to inject options when calling cmake, e.g.
 # 'cmake -DEXTRA_CFLAGS="-Werror -Wno-deprecated-declarations" ..'
 include(cmake/extra_flags.cmake)
 
 zephyr_cc_option(-fno-asynchronous-unwind-tables)
-zephyr_cc_option(-fno-pie)
-zephyr_cc_option(-fno-pic)
 
 if(CONFIG_THREAD_LOCAL_STORAGE)
 # Only support local exec TLS model at this point.

cmake/compiler/arcmwdt/compiler_flags.cmake

@@ -175,6 +175,12 @@ set_property(TARGET compiler-cpp PROPERTY required "-Hcplus" "-Hoff=Stackcheck_a
 # Compiler flag for turning off thread-safe initialization of local statics
 set_property(TARGET compiler-cpp PROPERTY no_threadsafe_statics "-fno-threadsafe-statics")
 
+#Compiler flags for disabling position independent code / executable
+set_compiler_property(PROPERTY no_position_independent
+                      -fno-pic
+                      -fno-pie
+)
+
 #################################
 # This section covers asm flags #
 #################################

cmake/compiler/compiler_flags_template.cmake

@@ -109,3 +109,6 @@ set_property(TARGET asm PROPERTY required)
 
 # Compiler flag for disabling pointer arithmetic warnings
 set_compiler_property(PROPERTY warning_no_pointer_arithmetic)
+
+# Compiler flags for disabling position independent code / executable
+set_compiler_property(PROPERTY no_position_independent)

cmake/compiler/gcc/compiler_flags.cmake

@@ -192,3 +192,9 @@ endif()
 
 # Compiler flag for disabling pointer arithmetic warnings
 set_compiler_property(PROPERTY warning_no_pointer_arithmetic "-Wno-pointer-arith")
+
+#Compiler flags for disabling position independent code / executable
+set_compiler_property(PROPERTY no_position_independent
+                      -fno-pic
+                      -fno-pie
+)

cmake/compiler/xcc-clang/compiler_flags.cmake

@@ -12,3 +12,6 @@ if($ENV{XCC_NO_G_FLAG})
   # Clear the related flag(s) here so it won't cause issues.
   set_compiler_property(PROPERTY debug)
 endif()
+
+# Clang version used by Xtensa does not support -fno-pic and -fno-pie
+set_compiler_property(PROPERTY no_position_independent "")