cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

Makefile (1896B)


      1# SPDX-License-Identifier: GPL-2.0
      2OUTPUT := .output
      3abs_out := $(abspath $(OUTPUT))
      4
      5CLANG ?= clang
      6LLC ?= llc
      7LLVM_STRIP ?= llvm-strip
      8
      9TOOLS_PATH := $(abspath ../../../../tools)
     10BPFTOOL_SRC := $(TOOLS_PATH)/bpf/bpftool
     11BPFTOOL_OUTPUT := $(abs_out)/bpftool
     12DEFAULT_BPFTOOL := $(OUTPUT)/sbin/bpftool
     13BPFTOOL ?= $(DEFAULT_BPFTOOL)
     14
     15LIBBPF_SRC := $(TOOLS_PATH)/lib/bpf
     16LIBBPF_OUTPUT := $(abs_out)/libbpf
     17LIBBPF_DESTDIR := $(LIBBPF_OUTPUT)
     18LIBBPF_INCLUDE := $(LIBBPF_DESTDIR)/include
     19BPFOBJ := $(LIBBPF_OUTPUT)/libbpf.a
     20
     21INCLUDES := -I$(OUTPUT) -I$(LIBBPF_INCLUDE) -I$(TOOLS_PATH)/include/uapi
     22CFLAGS := -g -Wall
     23
     24ifeq ($(V),1)
     25Q =
     26msg =
     27else
     28Q = @
     29msg = @printf '  %-8s %s%s\n' "$(1)" "$(notdir $(2))" "$(if $(3), $(3))";
     30MAKEFLAGS += --no-print-directory
     31submake_extras := feature_display=0
     32endif
     33
     34.DELETE_ON_ERROR:
     35
     36.PHONY: all clean
     37
     38all: iterators.lskel.h
     39
     40clean:
     41	$(call msg,CLEAN)
     42	$(Q)rm -rf $(OUTPUT) iterators
     43
     44iterators.lskel.h: $(OUTPUT)/iterators.bpf.o | $(BPFTOOL)
     45	$(call msg,GEN-SKEL,$@)
     46	$(Q)$(BPFTOOL) gen skeleton -L $< > $@
     47
     48
     49$(OUTPUT)/iterators.bpf.o: iterators.bpf.c $(BPFOBJ) | $(OUTPUT)
     50	$(call msg,BPF,$@)
     51	$(Q)$(CLANG) -g -O2 -target bpf $(INCLUDES)			      \
     52		 -c $(filter %.c,$^) -o $@ &&				      \
     53	$(LLVM_STRIP) -g $@
     54
     55$(OUTPUT) $(LIBBPF_OUTPUT) $(BPFTOOL_OUTPUT):
     56	$(call msg,MKDIR,$@)
     57	$(Q)mkdir -p $@
     58
     59$(BPFOBJ): $(wildcard $(LIBBPF_SRC)/*.[ch] $(LIBBPF_SRC)/Makefile) | $(LIBBPF_OUTPUT)
     60	$(Q)$(MAKE) $(submake_extras) -C $(LIBBPF_SRC)			       \
     61		    OUTPUT=$(abspath $(dir $@))/ prefix=		       \
     62		    DESTDIR=$(LIBBPF_DESTDIR) $(abspath $@) install_headers
     63
     64$(DEFAULT_BPFTOOL): $(BPFOBJ) | $(BPFTOOL_OUTPUT)
     65	$(Q)$(MAKE) $(submake_extras) -C $(BPFTOOL_SRC)			       \
     66		    OUTPUT=$(BPFTOOL_OUTPUT)/				       \
     67		    LIBBPF_OUTPUT=$(LIBBPF_OUTPUT)/			       \
     68		    LIBBPF_DESTDIR=$(LIBBPF_DESTDIR)/			       \
     69		    prefix= DESTDIR=$(abs_out)/ install-bin