1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
|
#
# Copyright (c) 2015-2018, NVIDIA CORPORATION. All rights reserved.
#
# See LICENSE.txt for license information
#
CUDA_HOME ?= /usr/local/cuda
PREFIX ?= /usr/local
VERBOSE ?= 0
KEEP ?= 0
DEBUG ?= 0
TRACE ?= 0
PROFAPI ?= 0
NVCC = $(CUDA_HOME)/bin/nvcc
CUDA_LIB ?= $(CUDA_HOME)/lib64
CUDA_VERSION = $(strip $(shell which $(NVCC) >/dev/null && $(NVCC) --version | grep release | sed 's/.*release //' | sed 's/\,.*//'))
#CUDA_VERSION ?= $(shell ls $(CUDA_LIB)/libcudart.so.* | head -1 | rev | cut -d "." -f -2 | rev)
CUDA_MAJOR = $(shell echo $(CUDA_VERSION) | cut -d "." -f 1)
CUDA_MINOR = $(shell echo $(CUDA_VERSION) | cut -d "." -f 2)
#$(info CUDA_VERSION ${CUDA_MAJOR}.${CUDA_MINOR})
# Better define NVCC_GENCODE in your environment to the minimal set
# of archs to reduce compile time.
CUDA8_GENCODE = -gencode=arch=compute_30,code=sm_30 \
-gencode=arch=compute_35,code=sm_35 \
-gencode=arch=compute_50,code=sm_50 \
-gencode=arch=compute_60,code=sm_60 \
-gencode=arch=compute_61,code=sm_61
CUDA9_GENCODE = -gencode=arch=compute_70,code=sm_70
CUDA8_PTX = -gencode=arch=compute_61,code=compute_61
CUDA9_PTX = -gencode=arch=compute_70,code=compute_70
# Include Volta support if we're using CUDA9 or above
ifeq ($(shell test "0$(CUDA_MAJOR)" -gt 8; echo $$?),0)
NVCC_GENCODE ?= $(CUDA8_GENCODE) $(CUDA9_GENCODE) $(CUDA9_PTX)
else
NVCC_GENCODE ?= $(CUDA8_GENCODE) $(CUDA8_PTX)
endif
#$(info NVCC_GENCODE is ${NVCC_GENCODE})
CXXFLAGS := -DCUDA_MAJOR=$(CUDA_MAJOR) -DCUDA_MINOR=$(CUDA_MINOR) -fPIC -fvisibility=hidden
CXXFLAGS += -Wall -Wno-sign-compare
NVCUFLAGS := -ccbin $(CXX) $(NVCC_GENCODE) -lineinfo -std=c++11 -Xptxas -maxrregcount=96 -Xfatbin -compress-all
# Use addprefix so that we can specify more than one path
NVLDFLAGS := -L${CUDA_LIB} -lcudart -lrt
########## GCOV ##########
GCOV ?= 0 # disable by default.
GCOV_FLAGS := $(if $(filter 0,${GCOV} ${DEBUG}),,--coverage) # only gcov=1 and debug =1
CXXFLAGS += ${GCOV_FLAGS}
NVCUFLAGS += ${GCOV_FLAGS:%=-Xcompiler %}
LDFLAGS += ${GCOV_FLAGS}
NVLDFLAGS += ${GCOV_FLAGS:%=-Xcompiler %}
# $(warning GCOV_FLAGS=${GCOV_FLAGS})
########## GCOV ##########
ifeq ($(DEBUG), 0)
NVCUFLAGS += -O3
CXXFLAGS += -O3 -g
else
NVCUFLAGS += -O0 -G -g
CXXFLAGS += -O0 -g -ggdb3
endif
ifneq ($(VERBOSE), 0)
NVCUFLAGS += -Xptxas -v -Xcompiler -Wall,-Wextra
CXXFLAGS += -Wall -Wextra
else
.SILENT:
endif
ifneq ($(TRACE), 0)
CXXFLAGS += -DENABLE_TRACE
endif
ifneq ($(KEEP), 0)
NVCUFLAGS += -keep
endif
ifneq ($(PROFAPI), 0)
CXXFLAGS += -DPROFAPI
endif
|
