examples: add aot target

wasm-base/examples/Makefile

@@ -1,20 +1,31 @@
-WASI_SDK := /opt/wasi-sdk
-CLANG    := $(WASI_SDK)/bin/clang
-SYSROOT  := $(WASI_SDK)/share/wasi-sysroot
+WAMRC    := /opt/wamr-wamrc/wamrc
+IWASM    := /opt/wamr-iwasm/iwasm
 
+WASI_SDK := /opt/wasi-sdk
+SYSROOT  := $(WASI_SDK)/share/wasi-sysroot
+CLANG    := $(WASI_SDK)/bin/clang
 CFLAGS   :=	--target=wasm32-wasi \
 			--sysroot=$(SYSROOT) \
 			-O2
 
 SRCS     := $(wildcard *.c)
 WASMS    := $(SRCS:.c=.wasm)
+AOTS     := $(WASMS:.wasm=.aot)
 
-.PHONY: build-examples clean
+.PHONY: build-all build-wasms build-aots clean
 
-build-examples: $(WASMS)
+build-all: build-wasms build-aots
+
+build-wasms: $(WASMS)
 
 %.wasm: %.c
 	$(CLANG) $(CFLAGS) $< -o $@
 
+build-aots: $(AOTS)
+
+%.aot: %.wasm
+	$(WAMRC) -o $@ $<
+
 clean:
 	rm -f *.wasm
+	rm -f *.aot