ESP32: enable jump tables for libAtomVM for xtensa devices

Starting from a certain point jump tables are disabled since they are
not compatible with moving code to IRAM.
Enable that again for libAtomVM since we are not moving code to IRAM for
it.

See also:
espressif/esp-idf@c02aa6d

Signed-off-by: Davide Bettio <davide@uninstall.it>

src/platforms/esp32/components/libatomvm/CMakeLists.txt

@@ -29,4 +29,7 @@ add_subdirectory("${CMAKE_CURRENT_SOURCE_DIR}/../../../../libAtomVM" "libAtomVM"
 target_link_libraries(${COMPONENT_LIB}
     INTERFACE libAtomVM "-u platform_nifs_get_nif" "-u platform_defaultatoms_init")
 
+if ((IDF_VERSION_MAJOR GREATER_EQUAL 5) AND (${IDF_TARGET} MATCHES "^esp32$|esp32s2|esp32s3"))
+    target_compile_options("libAtomVM" PRIVATE "-fjump-tables -ftree-switch-conversion")
+endif ()
 target_compile_features(${COMPONENT_LIB} INTERFACE c_std_11)