| # Settings for Xtensa XPG toolchain. |
| # REQUIRED: |
| # - RI2019.2 Toolkit (for xt-clang/xt-clang++). |
| # - XTENSA_CORE: The name of the core to use, will cause a compiler exception |
| # without providing a core. |
| ifeq ($(TARGET), xtensa-xpg) |
| TARGET_ARCH := xtensa-xpg |
| |
| PLATFORM_ARGS = \ |
| -DTF_LITE_STATIC_MEMORY \ |
| -DNDEBUG \ |
| -DTF_LITE_MCU_DEBUG_LOG \ |
| --xtensa-core=$(XTENSA_CORE) \ |
| -mcoproc \ |
| -O3 \ |
| -DXTENSA -DMAX_RFFT_PWR=9 -DMIN_RFFT_PWR=MAX_RFFT_PWR -fdata-sections \ |
| -fmessage-length=0 |
| |
| TARGET_TOOLCHAIN_PREFIX := xt- |
| CXX_TOOL := clang++ |
| CC_TOOL := clang |
| |
| CXXFLAGS = $(PLATFORM_ARGS) -std=c++11 |
| CCFLAGS = $(PLATFORM_ARGS) -std=c11 |
| |
| TEST_SCRIPT := tensorflow/lite/micro/testing/test_xtensa_xpg_binary.sh |
| |
| # These are microcontroller-specific rules for converting the ELF output |
| # of the linker into a binary image that can be loaded directly. |
| OBJCOPY := $(TARGET_TOOLCHAIN_PREFIX)objcopy |
| |
| $(BINDIR)/%.bin: $(BINDIR)/% |
| @mkdir -p $(dir $@) |
| $(OBJCOPY) $< $@ -O binary |
| endif |
