diff --git a/examples/arch/bochs.mk b/examples/arch/bochs.mk
index 6900f98..0f68738 100644
--- a/examples/arch/bochs.mk
+++ b/examples/arch/bochs.mk
@@ -40,7 +40,7 @@ WAMRC := /opt/wamr-wamrc/wamrc
 WAMRCFLAGS := \
 	--target=i386 \
 	--cpu=generic \
-	--opt-level=3
+	--opt-level=0
 
 ${BUILD_DIR}/%/module.aot: ${BUILD_DIR}/%/module.wasm
 	${WAMRC} ${WAMRCFLAGS} -o $@ $<
@@ -246,17 +246,17 @@ inject-%:
 	-Wf,--catch-write-textsegment \
 	-Wf,--catch-outerspace
 
-# TODO: Command line interface changed
+# NOTE: Command line interface changed?
 import-arch-%: ${BUILD_DIR}/%/trace.pb ${HOME}/.my.cnf
-	# ${FAIL_IMPORT} -v ${ARCH}/$(patsubst import-arch-%,%,$@) -b mem  -t $< -e $(shell dirname $<)/system.elf -i mem --memory-type ram
-	# ${FAIL_IMPORT} -v ${ARCH}/$(patsubst import-arch-%,%,$@) -b regs-trace  -t $< -e $(shell dirname $<)/system.elf -i mem --memory-type register
-	# ${FAIL_IMPORT} -v ${ARCH}/$(patsubst import-arch-%,%,$@) -b regs -t $< -e $(shell dirname $<)/system.elf -i regs
-	# ${FAIL_IMPORT} -v ${ARCH}/$(patsubst import-arch-%,%,$@) -b ip   -t $< -e $(shell dirname $<)/system.elf -i regs --no-gp --ip
+	# ${FAIL_IMPORT} -v ${ARCH}/$(patsubst import-arch-%,%,$@) -b mem        -t $< -e $(shell dirname $<)/system.elf -i mem --memory-type ram
+	# ${FAIL_IMPORT} -v ${ARCH}/$(patsubst import-arch-%,%,$@) -b regs-trace -t $< -e $(shell dirname $<)/system.elf -i mem --memory-type register
+	# ${FAIL_IMPORT} -v ${ARCH}/$(patsubst import-arch-%,%,$@) -b regs       -t $< -e $(shell dirname $<)/system.elf -i regs
+	# ${FAIL_IMPORT} -v ${ARCH}/$(patsubst import-arch-%,%,$@) -b ip         -t $< -e $(shell dirname $<)/system.elf -i regs --no-gp --ip
 	# ${FAIL_PRUNE}  -v ${ARCH}/$(patsubst import-arch-%,%,$@) -b %% --overwrite
-	${FAIL_IMPORT} -v ${ARCH}/$(patsubst import-arch-%,%,$@) -b mem  -t $< -e $(shell dirname $<)/system.elf -i MemoryImporter
-	${FAIL_IMPORT} -v ${ARCH}/$(patsubst import-arch-%,%,$@) -b regs-trace  -t $< -e $(shell dirname $<)/system.elf -i MemoryImporter
-	${FAIL_IMPORT} -v ${ARCH}/$(patsubst import-arch-%,%,$@) -b regs -t $< -e $(shell dirname $<)/system.elf -i RegisterImporter
-	${FAIL_IMPORT} -v ${ARCH}/$(patsubst import-arch-%,%,$@) -b ip   -t $< -e $(shell dirname $<)/system.elf -i RegisterImporter --no-gp --ip
+	${FAIL_IMPORT} -v ${ARCH}/$(patsubst import-arch-%,%,$@) -b mem        -t $< -e $(shell dirname $<)/system.elf -i MemoryImporter
+	${FAIL_IMPORT} -v ${ARCH}/$(patsubst import-arch-%,%,$@) -b regs-trace -t $< -e $(shell dirname $<)/system.elf -i MemoryImporter
+	${FAIL_IMPORT} -v ${ARCH}/$(patsubst import-arch-%,%,$@) -b regs       -t $< -e $(shell dirname $<)/system.elf -i RegisterImporter
+	${FAIL_IMPORT} -v ${ARCH}/$(patsubst import-arch-%,%,$@) -b ip         -t $< -e $(shell dirname $<)/system.elf -i RegisterImporter --no-gp --ip
 	${FAIL_PRUNE}  -v ${ARCH}/$(patsubst import-arch-%,%,$@) -b %% --overwrite
 
 define arch-make-targets