1# Licensed to the Apache Software Foundation (ASF) under one
2# or more contributor license agreements.  See the NOTICE file
3# distributed with this work for additional information
4# regarding copyright ownership.  The ASF licenses this file
5# to you under the Apache License, Version 2.0 (the
6# "License"); you may not use this file except in compliance
7# with the License.  You may obtain a copy of the License at
8#
9#   http://www.apache.org/licenses/LICENSE-2.0
10#
11# Unless required by applicable law or agreed to in writing,
12# software distributed under the License is distributed on an
13# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
14# KIND, either express or implied.  See the License for the
15# specific language governing permissions and limitations
16# under the License.
17
18ifeq (, $(shell which verilator))
19 $(error "No Verilator in $(PATH), consider doing apt-get install verilator")
20endif
21
22# Change VERILATOR_INC_DIR if Verilator is installed on a different location
23ifeq (, $(VERILATOR_INC_DIR))
24  ifeq (, $(wildcard /usr/local/share/verilator/include/*))
25    ifeq (, $(wildcard /usr/share/verilator/include/*))
26      $(error "Verilator include directory is not set properly")
27    else
28      VERILATOR_INC_DIR := /usr/share/verilator/include
29    endif
30  else
31      VERILATOR_INC_DIR := /usr/local/share/verilator/include
32  endif
33endif
34
35TOP = TestAccel
36BUILD_NAME = build
37USE_TRACE = 0
38LIBNAME = libhw
39
40vta_dir = $(abspath ../../../../)
41tvm_dir = $(abspath ../../../../../)
42build_dir = $(abspath .)/$(BUILD_NAME)
43
44verilator_opt = --cc
45verilator_opt += +define+RANDOMIZE_GARBAGE_ASSIGN
46verilator_opt += +define+RANDOMIZE_REG_INIT
47verilator_opt += +define+RANDOMIZE_MEM_INIT
48verilator_opt += --x-assign unique
49verilator_opt += --output-split 20000
50verilator_opt += --output-split-cfuncs 20000
51verilator_opt += --top-module ${TOP}
52verilator_opt += -Mdir ${build_dir}
53
54cxx_flags = -O2 -Wall -fPIC -shared
55cxx_flags += -fvisibility=hidden -std=c++11
56cxx_flags += -DVL_TSIM_NAME=V$(TOP)
57cxx_flags += -DVL_PRINTF=printf
58cxx_flags += -DVL_USER_FINISH
59cxx_flags += -DVM_COVERAGE=0
60cxx_flags += -DVM_SC=0
61cxx_flags += -Wno-sign-compare
62cxx_flags += -include V$(TOP).h
63cxx_flags += -I$(build_dir)
64cxx_flags += -I$(VERILATOR_INC_DIR)
65cxx_flags += -I$(VERILATOR_INC_DIR)/vltstd
66cxx_flags += -I$(vta_dir)/include
67cxx_flags += -I$(tvm_dir)/include
68cxx_flags += -I$(tvm_dir)/3rdparty/dlpack/include
69
70cxx_files = $(VERILATOR_INC_DIR)/verilated.cpp
71cxx_files += $(VERILATOR_INC_DIR)/verilated_dpi.cpp
72cxx_files += $(wildcard $(build_dir)/*.cpp)
73cxx_files += $(vta_dir)/hardware/dpi/tsim_device.cc
74
75v_files = $(wildcard $(abspath .)/src/*.v $(vta_dir)/hardware/chisel/src/main/resources/verilog/*.v)
76
77ifneq ($(USE_TRACE), 0)
78  verilator_opt += --trace
79  cxx_flags += -DVM_TRACE=1
80  cxx_flags += -DTSIM_TRACE_FILE=$(build_dir)/$(TOP).vcd
81  cxx_files += $(VERILATOR_INC_DIR)/verilated_vcd_c.cpp
82else
83  cxx_flags += -DVM_TRACE=0
84endif
85
86# The following is to be consistent with cmake
87ifeq ($(shell uname), Darwin)
88  lib_path = $(build_dir)/$(LIBNAME).dylib
89else
90  lib_path = $(build_dir)/$(LIBNAME).so
91endif
92
93default: lib
94
95lib: $(lib_path)
96$(lib_path): $(build_dir)/V$(TOP).cpp
97	g++ $(cxx_flags) $(cxx_files) -o $@
98
99verilator: $(build_dir)/V$(TOP).cpp
100$(build_dir)/V$(TOP).cpp: $(v_files) | $(build_dir)
101	verilator $(verilator_opt) $(v_files)
102
103$(build_dir):
104	mkdir -p $@
105
106clean:
107	-rm -rf $(build_dir)
108