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# this could be done better
RELEASE ?= 0
OPTFLAGS != [ "$(RELEASE)" != "0" ] \
&& echo "-O2" \
|| echo "-O0"
LTO ?= 0
LTOFLAGS != [ "$(LTO)" != "0" ] \
&& echo "-flto=auto"
DEBUG ?= 1
DEBUGFLAGS != [ "$(DEBUG)" != "0" ] \
&& echo "-DDEBUG=1" \
|| echo "-DNDEBUG=1"
DEPFLAGS = -MT $@ -MMD -MP -MF $@.d
LINTFLAGS := -fsyntax-only
PREPROCESS := -E
LLVM ?= 0
BUILD := build
all: libejit.a
# default values, overwrite if/when needed
CROSS_COMPILE :=
OBJCOPY != [ "$(LLVM)" != "0" ] \
&& echo llvm-objcopy \
|| echo $(CROSS_COMPILE)objcopy
COMPILER != [ -n "$(CROSS_COMPILE)" ] \
&& { \
[ "$(LLVM)" != "0" ] \
&& echo clang --target="$(CROSS_COMPILE)" \
|| echo $(CROSS_COMPILE)gcc \
; \
} \
|| echo $(CC)
OBFLAGS := -g
WARNFLAGS := -Wall -Wextra
COMPILE_FLAGS := $(CFLAGS) $(WARNFLAGS) $(OPTFLAGS) $(LTOFLAGS) \
$(OBFLAGS) $(DEBUGFLAGS)
INCLUDE_FLAGS := -I include
COMPILE = $(COMPILER) \
$(COMPILE_FLAGS) $(DEPFLAGS) $(INCLUDE_FLAGS)
LINT = $(COMPILER) \
$(COMPILE_FLAGS) $(LINTFLAGS) $(INCLUDE_FLAGS)
UBSAN ?= 0
UBSAN_FLAGS != [ "$(UBSAN)" != "0" ] \
&& echo -fsanitize=undefined \
|| echo
COMPILE_EJIT = $(COMPILE) $(EJIT_FLAGS)
-include deps.mk
libejit.a: $(EJIT_OBJS)
$(CROSS_COMPILE)ar rcs libejit.a $(EJIT_OBJS)
examples: examples/loop examples/fib examples/matrix_mult
examples/matrix_mult: examples/matrix_mult.c libejit.a
$(COMPILE_EJIT) examples/matrix_mult.c libejit.a -o $@ -lm
examples/loop: examples/loop.c libejit.a
$(COMPILE_EJIT) examples/loop.c libejit.a -o $@ -lm
examples/fib: examples/fib.c libejit.a
$(COMPILE_EJIT) examples/fib.c libejit.a -o $@ -lm
# might lint some common things twice
.PHONY:
lint: $(TRISCV_LINTS)
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