| if (NOT TARGET pico_divider) |
| # library to be depended on - we make this depend on particular implementations using per target generator expressions |
| pico_add_impl_library(pico_divider) |
| |
| # no custom implementation; falls thru to compiler |
| pico_add_library(pico_divider_compiler) |
| |
| # add alias "default" which is just hardware. |
| add_library(pico_divider_default INTERFACE) |
| target_link_libraries(pico_divider_default INTERFACE pico_divider_hardware) |
| |
| set(PICO_DEFAULT_DIVIDER_IMPL pico_divider_default) |
| |
| target_link_libraries(pico_divider INTERFACE |
| $<IF:$<BOOL:$<TARGET_PROPERTY:PICO_TARGET_DIVIDER_IMPL>>,$<TARGET_PROPERTY:PICO_TARGET_DIVIDER_IMPL>,${PICO_DEFAULT_DIVIDER_IMPL}>) |
| |
| add_library(pico_divider_hardware_explicit INTERFACE) |
| target_sources(pico_divider_hardware_explicit INTERFACE |
| ${CMAKE_CURRENT_LIST_DIR}/divider.S |
| ) |
| |
| target_link_libraries(pico_divider_hardware_explicit INTERFACE |
| pico_divider_headers |
| hardware_divider |
| hardware_regs |
| ) |
| |
| pico_add_library(pico_divider_hardware) |
| |
| target_link_libraries(pico_divider_hardware INTERFACE pico_divider_hardware_explicit) |
| |
| pico_wrap_function(pico_divider_hardware __aeabi_idiv) |
| pico_wrap_function(pico_divider_hardware __aeabi_idivmod) |
| pico_wrap_function(pico_divider_hardware __aeabi_ldivmod) |
| pico_wrap_function(pico_divider_hardware __aeabi_uidiv) |
| pico_wrap_function(pico_divider_hardware __aeabi_uidivmod) |
| pico_wrap_function(pico_divider_hardware __aeabi_uldivmod) |
| |
| macro(pico_set_divider_implementation TARGET IMPL) |
| get_target_property(target_type ${TARGET} TYPE) |
| if ("EXECUTABLE" STREQUAL "${target_type}") |
| set_target_properties(${TARGET} PROPERTIES PICO_TARGET_DIVIDER_IMPL "pico_divider_${IMPL}") |
| else() |
| message(FATAL_ERROR "divider implementation must be set on executable not library") |
| endif() |
| endmacro() |
| endif() |
