4287bf6b8b
- added newlib standard C library to clang toolchain - fixed BPF backend bug that accidentally deleted code, issue #20538
302 lines
8.6 KiB
Makefile
302 lines
8.6 KiB
Makefile
LOCAL_PATH := $(dir $(lastword $(MAKEFILE_LIST)))
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INSTALL_SH := $(abspath $(LOCAL_PATH)/../scripts/install.sh)
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all:
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.PHONY: help all clean
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ifneq ($(V),1)
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_@ :=@
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endif
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INC_DIRS ?=
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SRC_DIR ?= ./src
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TEST_PREFIX ?= test_
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OUT_DIR ?= ./out
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OS := $(shell uname)
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LLVM_DIR = $(LOCAL_PATH)../dependencies/bpf-tools/llvm
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LLVM_SYSTEM_INC_DIRS := $(LLVM_DIR)/lib/clang/12.0.1/include
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COMPILER_RT_DIR = $(LOCAL_PATH)../dependencies/bpf-tools/rust/lib/rustlib/bpfel-unknown-unknown/lib
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STD_INC_DIRS := $(LLVM_DIR)/include
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STD_LIB_DIRS := $(LLVM_DIR)/lib
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ifdef LLVM_DIR
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CC := $(LLVM_DIR)/bin/clang
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CXX := $(LLVM_DIR)/bin/clang++
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LLD := $(LLVM_DIR)/bin/ld.lld
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OBJ_DUMP := $(LLVM_DIR)/bin/llvm-objdump
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READ_ELF := $(LLVM_DIR)/bin/llvm-readelf
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endif
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SYSTEM_INC_DIRS := \
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$(LOCAL_PATH)inc \
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$(LLVM_SYSTEM_INC_DIRS) \
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C_FLAGS := \
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-Werror \
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-O2 \
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-fno-builtin \
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-std=c17 \
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$(addprefix -isystem,$(SYSTEM_INC_DIRS)) \
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$(addprefix -I,$(STD_INC_DIRS)) \
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$(addprefix -I,$(INC_DIRS)) \
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CXX_FLAGS := \
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$(C_FLAGS) \
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-std=c++17 \
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BPF_C_FLAGS := \
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$(C_FLAGS) \
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-target bpf \
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-fPIC \
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-march=bpfel+solana
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BPF_CXX_FLAGS := \
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$(CXX_FLAGS) \
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-target bpf \
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-fPIC \
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-fomit-frame-pointer \
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-fno-exceptions \
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-fno-asynchronous-unwind-tables \
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-fno-unwind-tables \
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-march=bpfel+solana
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BPF_LLD_FLAGS := \
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-z notext \
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-shared \
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--Bdynamic \
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$(LOCAL_PATH)bpf.ld \
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--entry entrypoint \
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-L $(STD_LIB_DIRS) \
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-lc \
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OBJ_DUMP_FLAGS := \
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--source \
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--disassemble \
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READ_ELF_FLAGS := \
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--all \
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TESTFRAMEWORK_RPATH := $(abspath $(LOCAL_PATH)../dependencies/criterion/lib)
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TESTFRAMEWORK_FLAGS := \
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-DSOL_TEST \
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-isystem $(LOCAL_PATH)../dependencies/criterion/include \
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-L $(LOCAL_PATH)../dependencies/criterion/lib \
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-rpath $(TESTFRAMEWORK_RPATH) \
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-lcriterion \
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MACOS_ADJUST_TEST_DYLIB := \
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$(if $(filter $(OS),Darwin),\
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$(_@)install_name_tool -change libcriterion.3.dylib $(TESTFRAMEWORK_RPATH)/libcriterion.3.dylib, \
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: \
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)
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TEST_C_FLAGS := \
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$(C_FLAGS) \
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$(TESTFRAMEWORK_FLAGS) \
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TEST_CXX_FLAGS := \
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$(CXX_FLAGS) \
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$(TESTFRAMEWORK_FLAGS) \
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help:
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@echo ''
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@echo 'BPF Program makefile'
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@echo ''
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@echo 'This makefile will build BPF Programs from C or C++ source files into ELFs'
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@echo ''
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@echo 'Assumptions:'
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@echo ' - Programs are located in the source directory: $(SRC_DIR)/<program name>'
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@echo ' - Programs are named by their directory name (eg. directory name:src/foo/ -> program name:foo)'
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@echo ' - Tests are located in their corresponding program directory and must being with "test_"'
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@echo ' - Output files will be placed in the directory: $(OUT_DIR)'
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@echo ''
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@echo 'User settings'
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@echo ' - The following setting are overridable on the command line, default values shown:'
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@echo ' - Show commands while building: V=1'
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@echo ' V=$(V)'
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@echo ' - List of include directories:'
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@echo ' INC_DIRS=$(INC_DIRS)'
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@echo ' - List of system include directories:'
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@echo ' SYSTEM_INC_DIRS=$(SYSTEM_INC_DIRS)'
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@echo ' - List of standard library include directories:'
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@echo ' STD_INC_DIRS=$(STD_INC_DIRS)'
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@echo ' - List of standard library archive directories:'
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@echo ' STD_LIB_DIRS=$(STD_LIB_DIRS)'
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@echo ' - Location of source directories:'
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@echo ' SRC_DIR=$(SRC_DIR)'
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@echo ' - Location to place output files:'
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@echo ' OUT_DIR=$(OUT_DIR)'
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@echo ' - Location of LLVM:'
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@echo ' LLVM_DIR=$(LLVM_DIR)'
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@echo ''
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@echo 'Usage:'
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@echo ' - make help - This help message'
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@echo ' - make all - Build all the programs and tests, run the tests'
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@echo ' - make programs - Build all the programs'
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@echo ' - make tests - Build and run all tests'
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@echo ' - make dump_<program name> - Dump the contents of the program to stdout'
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@echo ' - make readelf_<program name> - Display information about the ELF binary'
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@echo ' - make <program name> - Build a single program by name'
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@echo ' - make <test name> - Build and run a single test by name'
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@echo ''
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@echo 'Available programs:'
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$(foreach name, $(PROGRAM_NAMES), @echo ' - $(name)'$(\n))
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@echo ''
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@echo 'Available tests:'
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$(foreach name, $(TEST_NAMES), @echo ' - $(name)'$(\n))
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@echo ''
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@echo 'Example:'
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@echo ' - Assuming a program named foo (src/foo/foo.c)'
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@echo ' - make foo'
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@echo ' - make dump_foo'
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@echo ''
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define C_RULE
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$1: $2
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@echo "[cc] $1 ($2)"
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$(_@)mkdir -p $(dir $1)
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$(_@)$(CC) $(BPF_C_FLAGS) -o $1 -c $2
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endef
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define CC_RULE
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$1: $2
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@echo "[cxx] $1 ($2)"
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$(_@)mkdir -p $(dir $1)
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$(_@)$(CXX) $(BPF_CXX_FLAGS) -o $1 -c $2
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endef
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define D_RULE
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$1: $2 $(LOCAL_PATH)/bpf.mk
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@echo "[GEN] $1 ($2)"
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$(_@)mkdir -p $(dir $1)
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$(_@)$(CC) -M -MT '$(basename $1).o' $(BPF_C_FLAGS) $2 | sed 's,\($(basename $1)\)\.o[ :]*,\1.o $1 : ,g' > $1
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endef
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define DXX_RULE
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$1: $2 $(LOCAL_PATH)/bpf.mk
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@echo "[GEN] $1 ($2)"
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$(_@)mkdir -p $(dir $1)
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$(_@)$(CXX) -M -MT '$(basename $1).o' $(BPF_CXX_FLAGS) $2 | sed 's,\($(basename $1)\)\.o[ :]*,\1.o $1 : ,g' > $1
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endef
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define O_RULE
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$1: $2
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@echo "[llc] $1 ($2)"
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$(_@)mkdir -p $(dir $1)
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$(_@)$(LLC) $(BPF_LLC_FLAGS) -o $1 $2
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endef
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define SO_RULE
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$1: $2
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@echo "[lld] $1 ($2)"
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$(_@)mkdir -p $(dir $1)
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$(_@)$(LLD) $(BPF_LLD_FLAGS) -o $1 $2 $(COMPILER_RT_DIR)/libcompiler_builtins-*.rlib
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ifeq (,$(wildcard $(subst .so,-keypair.json,$1)))
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$(_@)solana-keygen new --no-passphrase --silent -o $(subst .so,-keypair.json,$1)
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endif
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@echo To deploy this program:
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@echo $$$$ solana program deploy $(abspath $1)
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endef
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define TEST_C_RULE
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$1: $2
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@echo "[test cc] $1 ($2)"
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$(_@)mkdir -p $(dir $1)
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$(_@)$(CC) $(TEST_C_FLAGS) -o $1 $2
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$(_@)$(MACOS_ADJUST_TEST_DYLIB) $1
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endef
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define TEST_CC_RULE
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$1: $2
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@echo "[test cxx] $1 ($2)"
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$(_@)mkdir -p $(dir $1)
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$(_@)$(CXX) $(TEST_CXX_FLAGS) -o $1 $2
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$(_@)$(MACOS_ADJUST_TEST_DYLIB) $1
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endef
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define TEST_D_RULE
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$1: $2 $(LOCAL_PATH)/bpf.mk
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@echo "[GEN] $1 ($2)"
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$(_@)mkdir -p $(dir $1)
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$(_@)$(CC) -M -MT '$(basename $1)' $(TEST_C_FLAGS) $2 | sed 's,\($(basename $1)\)[ :]*,\1 $1 : ,g' > $1
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endef
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define TEST_DXX_RULE
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$1: $2 $(LOCAL_PATH)/bpf.mk
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@echo "[GEN] $1 ($2)"
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$(_@)mkdir -p $(dir $1)
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$(_@)$(CXX) -M -MT '$(basename $1)' $(TEST_CXX_FLAGS) $2 | sed 's,\($(basename $1)\)[ :]*,\1 $1 : ,g' > $1
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endef
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define TEST_EXEC_RULE
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$1: $2
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LD_LIBRARY_PATH=$(TESTFRAMEWORK_RPATH) \
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$2$(\n)
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endef
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.PHONY: $(INSTALL_SH)
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$(INSTALL_SH):
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$(_@)$(INSTALL_SH)
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PROGRAM_NAMES := $(notdir $(basename $(wildcard $(SRC_DIR)/*)))
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define \n
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endef
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all: programs tests
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$(foreach PROGRAM, $(PROGRAM_NAMES), \
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$(eval -include $(wildcard $(OUT_DIR)/$(PROGRAM)/*.d)) \
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\
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$(eval $(PROGRAM): %: $(addprefix $(OUT_DIR)/, %.so)) \
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$(eval $(PROGRAM)_SRCS := \
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$(addprefix $(SRC_DIR)/$(PROGRAM)/, \
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$(filter-out $(TEST_PREFIX)%,$(notdir $(wildcard $(SRC_DIR)/$(PROGRAM)/*.c $(SRC_DIR)/$(PROGRAM)/*.cc))))) \
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$(eval $(PROGRAM)_OBJS := $(subst $(SRC_DIR), $(OUT_DIR), \
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$(patsubst %.c,%.o, \
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$(patsubst %.cc,%.o,$($(PROGRAM)_SRCS))))) \
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$(eval $($(PROGRAM)_SRCS): $(INSTALL_SH)) \
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$(eval $(call SO_RULE,$(OUT_DIR)/$(PROGRAM).so,$($(PROGRAM)_OBJS))) \
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$(foreach _,$(filter %.c,$($(PROGRAM)_SRCS)), \
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$(eval $(call D_RULE,$(subst $(SRC_DIR),$(OUT_DIR),$(_:%.c=%.d)),$_)) \
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$(eval $(call C_RULE,$(subst $(SRC_DIR),$(OUT_DIR),$(_:%.c=%.o)),$_))) \
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$(foreach _,$(filter %.cc,$($(PROGRAM)_SRCS)), \
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$(eval $(call DXX_RULE,$(subst $(SRC_DIR),$(OUT_DIR),$(_:%.cc=%.d)),$_)) \
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$(eval $(call CC_RULE,$(subst $(SRC_DIR),$(OUT_DIR),$(_:%.cc=%.o)),$_))) \
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\
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$(eval TESTS := $(notdir $(basename $(wildcard $(SRC_DIR)/$(PROGRAM)/$(TEST_PREFIX)*.c)))) \
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$(eval $(TESTS) : %: $(addprefix $(OUT_DIR)/$(PROGRAM)/, %)) \
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$(eval TEST_NAMES := $(TEST_NAMES) $(TESTS)) \
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$(foreach TEST, $(TESTS), \
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$(eval $(TEST)_SRCS := \
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$(addprefix $(SRC_DIR)/$(PROGRAM)/, \
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$(notdir $(wildcard $(SRC_DIR)/$(PROGRAM)/$(TEST).c $(SRC_DIR)/$(PROGRAM)/$(TEST).cc)))) \
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$(eval $($(TEST)_SRCS): $(INSTALL_SH)) \
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$(foreach _,$(filter %.c,$($(TEST)_SRCS)), \
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$(eval $(call TEST_D_RULE,$(subst $(SRC_DIR),$(OUT_DIR),$(_:%.c=%.d)),$_)) \
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$(eval $(call TEST_C_RULE,$(subst $(SRC_DIR),$(OUT_DIR),$(_:%.c=%)),$_))) \
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$(foreach _,$(filter %.cc, $($(TEST)_SRCS)), \
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$(eval $(call TEST_DXX_RULE,$(subst $(SRC_DIR),$(OUT_DIR),$(_:%.cc=%.d)),$_)) \
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$(eval $(call TEST_CC_RULE,$(subst $(SRC_DIR),$(OUT_DIR),$(_:%.cc=%)),$_))) \
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$(eval $(call TEST_EXEC_RULE,$(TEST),$(addprefix $(OUT_DIR)/$(PROGRAM)/, $(TEST)))) \
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) \
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)
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.PHONY: $(PROGRAM_NAMES)
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programs: $(PROGRAM_NAMES)
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.PHONY: $(TEST_NAMES)
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tests: $(TEST_NAMES)
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dump_%: %
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$(_@)$(OBJ_DUMP) $(OBJ_DUMP_FLAGS) $(addprefix $(OUT_DIR)/, $(addsuffix .so, $<))
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readelf_%: %
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$(_@)$(READ_ELF) $(READ_ELF_FLAGS) $(addprefix $(OUT_DIR)/, $(addsuffix .so, $<))
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clean:
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rm -rf $(OUT_DIR)
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