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tools/Wasm.mk: Link compiler-rt into wasm module

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Link `libgcc.a` like compiler intrinsics library into wasm module.

Signed-off-by: Huang Qi <huangqi3@xiaomi.com>
This commit is contained in:
Huang Qi 2023-06-01 12:09:11 +08:00 committed by Xiang Xiao
parent c45a7c8ccd
commit e1fdbd7936
1 changed files with 9 additions and 1 deletions
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10
tools/Wasm.mk
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@ -59,6 +59,13 @@ 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
@ -71,7 +78,8 @@ define LINK_WASM
$(eval INITIAL_MEMORY=$(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) -o $(APPDIR)$(DELIM)wasm$(DELIM)$(PROGNAME).wasm) \
$(shell $(WCC) $(bin) $(WBIN) $(WCFLAGS) $(WLDFLAGS) $(COMPILER_RT_LIB) \
-o $(APPDIR)$(DELIM)wasm$(DELIM)$(PROGNAME).wasm) \
$(call WAMR_AOT_COMPILE) \
) \
)