############################################################################ # apps/tools/Wasm.mk # # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with # this work for additional information regarding copyright ownership. The # ASF licenses this file to you under the Apache License, Version 2.0 (the # "License"); you may not use this file except in compliance with the # License. You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the # License for the specific language governing permissions and limitations # under the License. # ############################################################################ # Only build wasm if one of the following runtime is enabled ifneq ($(CONFIG_INTERPRETERS_WAMR)$(CONFIG_INTERPRETERS_WASM)$(CONFIG_INTERPRETERS_TOYWASM),) include $(APPDIR)$(DELIM)interpreters$(DELIM)wamr$(DELIM)Toolchain.defs # wasi-sdk toolchain setting WCC ?= $(WASI_SDK_PATH)/bin/clang WAR ?= $(WASI_SDK_PATH)/bin/llvm-ar rcs # sysroot for building wasm, default is NuttX ifeq ($(WSYSROOT),) WSYSROOT := $(TOPDIR) # Force disable wasm build when WASM_SYSROOT is not defined and on specific # targets that do not support wasm build. # Since some architecture level inline assembly instructions can not be # recognized by wasm-clang. For example: # Error: /github/workspace/sources/nuttx/include/arch/chip/irq.h:220:27: error: invalid output constraint '=a' in asm # asm volatile("rdtscp" : "=a" (lo), "=d" (hi)::"memory"); ifeq ($(CONFIG_ARCH_INTEL64)$(CONFIG_ARCH_SPARC_V8)$(CONFIG_ARCH_AVR)$(CONFIG_ARCH_XTENSA),y) WASM_BUILD = n endif endif # Only build wasm when WCC is exist ifneq ($(wildcard $(WCC)),) CFLAGS_STRIP = -fsanitize=kernel-address -fsanitize=address -fsanitize=undefined CFLAGS_STRIP += $(ARCHCPUFLAGS) $(ARCHCFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(ARCHOPTIMIZATION) $(EXTRAFLAGS) WCFLAGS += $(filter-out $(CFLAGS_STRIP),$(CFLAGS)) WCFLAGS += --sysroot=$(WSYSROOT) -nostdlib -D__NuttX__ WLDFLAGS = -z stack-size=$(STACKSIZE) -Wl,--initial-memory=$(INITIAL_MEMORY) WLDFLAGS += -Wl,--export=main -Wl,--export=__main_argc_argv WLDFLAGS += -Wl,--export=__heap_base -Wl,--export=__data_end WLDFLAGS += -Wl,--no-entry -Wl,--strip-all -Wl,--allow-undefined COMPILER_RT_LIB = $(shell $(WCC) --print-libgcc-file-name) ifeq ($(wildcard $(COMPILER_RT_LIB)),) # if "--print-libgcc-file-name" unable to find the correct libgcc PATH # then go ahead and try "--print-file-name" COMPILER_RT_LIB := $(wildcard $(shell $(WCC) --print-file-name $(notdir $(COMPILER_RT_LIB)))) endif # If called from $(APPDIR)/Make.defs, WASM_BUILD is not defined # Provide LINK_WASM, but only execute it when file wasm/*.wo exists ifeq ($(WASM_BUILD),) define LINK_WASM $(if $(wildcard $(APPDIR)$(DELIM)wasm$(DELIM)*), \ $(foreach bin,$(wildcard $(APPDIR)$(DELIM)wasm$(DELIM)*.wo), \ $(eval INITIAL_MEMORY=$(shell echo $(notdir $(bin)) | cut -d'#' -f2)) \ $(eval STACKSIZE=$(shell echo $(notdir $(bin)) | cut -d'#' -f3)) \ $(eval PROGNAME=$(shell echo $(notdir $(bin)) | cut -d'#' -f1)) \ $(shell $(WCC) $(bin) $(WBIN) $(WCFLAGS) $(WLDFLAGS) $(COMPILER_RT_LIB) \ -o $(APPDIR)$(DELIM)wasm$(DELIM)$(PROGNAME).wasm) \ $(call WAMR_AOT_COMPILE) \ ) \ ) endef endif # WASM_BUILD # Default values for WASM_BUILD, it's a three state variable: # y - build wasm module only # n - don't build wasm module # both - build wasm module and native module WASM_BUILD ?= n ifneq ($(WASM_BUILD),n) WASM_INITIAL_MEMORY ?= 65536 STACKSIZE ?= $(CONFIG_DEFAULT_TASK_STACKSIZE) PRIORITY ?= SCHED_PRIORITY_DEFAULT # Wamr mode: # INT: Interpreter (Default) # AOT: Ahead-of-Time # XIP: Execution In Place # JIT: Just In Time WAMR_MODE ?= INT # Targets follow .PRECIOUS: $(WBIN) WSRCS := $(MAINSRC) $(CSRCS) WOBJS := $(WSRCS:=$(SUFFIX).wo) all:: $(WBIN) $(WOBJS): %.c$(SUFFIX).wo : %.c $(Q) $(WCC) $(WCFLAGS) -c $^ -o $@ $(WBIN): $(WOBJS) $(shell mkdir -p $(APPDIR)/wasm) $(Q) $(WAR) $@ $(filter-out $(MAINSRC:=$(SUFFIX).wo),$^) $(foreach main,$(MAINSRC), \ $(eval mainindex=$(strip $(call GETINDEX,$(main),$(MAINSRC)))) \ $(eval dstname=$(shell echo $(main:=$(SUFFIX).wo) | sed -e 's/\//_/g')) \ $(shell cp -rf $(strip $(main:=$(SUFFIX).wo)) \ $(strip $(APPDIR)/wasm/$(word $(mainindex),$(PROGNAME))#$(WASM_INITIAL_MEMORY)#$(STACKSIZE)#$(PRIORITY)#$(WAMR_MODE)#$(dstname)) \ ) \ ) clean:: $(call DELFILE, $(WOBJS)) $(call DELFILE, $(WBIN)) endif # WASM_BUILD endif # WCC endif