74 lines
1.4 KiB
Makefile
74 lines
1.4 KiB
Makefile
EXE_BASIC=basic
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EXE_OPTI=optimized
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SRCS_BASIC=basic.c
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SRCS_OPTI=optimized.c
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ifeq ($(target),)
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target=nano
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endif
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CFLAGS=-Wall -Wextra -g -c -O1 -MD -std=gnu11 -D_GNU_SOURCE
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ifeq ($(target),nano)
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TOOLCHAIN_PATH=/buildroot/output/host/usr/bin/
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TOOLCHAIN=$(TOOLCHAIN_PATH)aarch64-linux-
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CFLAGS+=-mcpu=cortex-a53 -funwind-tables
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CFLAGS+=-fno-omit-frame-pointer
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##CFLAGS+=-O2
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EXEC_SUFFIX=
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endif
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ifeq ($(target),host)
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TOOLCHAIN=
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EXEC_SUFFIX=_h
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endif
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CC=$(TOOLCHAIN)gcc
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LD=$(TOOLCHAIN)gcc
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AR=$(TOOLCHAIN)ar
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STRIP=$(TOOLCHAIN)strip
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OBJDUMP=$(TOOLCHAIN)objdump
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OBJDIR=.obj/$(target)
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OBJS_BASIC = $(addprefix $(OBJDIR)/, $(SRCS_BASIC:.c=.o))
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OBJS_OPTI = $(addprefix $(OBJDIR)/, $(SRCS_OPTI:.c=.o))
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EXEC_BASIC = $(EXE_BASIC)$(EXEC_SUFFIX)
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EXEC_OPTI = $(EXE_OPTI)$(EXEC_SUFFIX)
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all: $(EXEC_BASIC) $(EXEC_OPTI)
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basic: $(EXEC_BASIC)
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opti: $(EXEC_OPTI)
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$(OBJDIR)/%.o: %.c | $(OBJDIR)
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$(CC) $(CFLAGS) $< -o $@
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$(EXEC_BASIC): $(OBJS_BASIC)
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$(LD) $(OBJS_BASIC) $(LDFLAGS) -o $@
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$(EXEC_OPTI): $(OBJS_OPTI)
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$(LD) $(OBJS_OPTI) $(LDFLAGS) -o $@
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$(OBJDIR):
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mkdir -p $(OBJDIR)
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clean:
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rm -Rf $(OBJDIR) $(EXEC_BASIC) $(EXEC_OPTI) *~ t_*.txt
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clean_all: clean
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rm -Rf .obj $(EXE_BASIC)* $(EXE_OPTI)*
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dump_basic: $(EXEC_BASIC)
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$(OBJDUMP) -dS $(EXEC_BASIC) > t_basic.txt
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dump_opti: $(EXEC_OPTI)
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$(OBJDUMP) -dS $(EXEC_OPTI) > t_opti.txt
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-include $(OBJS_BASIC:.o=.d) $(OBJS_OPTI:.o=.d)
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.PHONY: all basic opti clean clean_all dump_basic dump_opti |