mirror of
https://github.com/NVIDIA/cuda-samples.git
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325 lines
11 KiB
Makefile
325 lines
11 KiB
Makefile
################################################################################
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#
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# Copyright 1993-2015 NVIDIA Corporation. All rights reserved.
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#
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# NOTICE TO USER:
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#
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# This source code is subject to NVIDIA ownership rights under U.S. and
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# international Copyright laws.
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#
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# NVIDIA MAKES NO REPRESENTATION ABOUT THE SUITABILITY OF THIS SOURCE
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# CODE FOR ANY PURPOSE. IT IS PROVIDED "AS IS" WITHOUT EXPRESS OR
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# IMPLIED WARRANTY OF ANY KIND. NVIDIA DISCLAIMS ALL WARRANTIES WITH
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# REGARD TO THIS SOURCE CODE, INCLUDING ALL IMPLIED WARRANTIES OF
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# MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE.
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# IN NO EVENT SHALL NVIDIA BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL,
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# OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
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# OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
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# OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE
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# OR PERFORMANCE OF THIS SOURCE CODE.
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#
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# U.S. Government End Users. This source code is a "commercial item" as
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# that term is defined at 48 C.F.R. 2.101 (OCT 1995), consisting of
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# "commercial computer software" and "commercial computer software
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# documentation" as such terms are used in 48 C.F.R. 12.212 (SEPT 1995)
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# and is provided to the U.S. Government only as a commercial end item.
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# Consistent with 48 C.F.R.12.212 and 48 C.F.R. 227.7202-1 through
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# 227.7202-4 (JUNE 1995), all U.S. Government End Users acquire the
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# source code with only those rights set forth herein.
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#
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################################################################################
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#
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# Makefile project only supported on Mac OS X and Linux Platforms)
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#
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################################################################################
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# Location of the CUDA Toolkit
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CUDA_PATH ?= /usr/local/cuda
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##############################
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# start deprecated interface #
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##############################
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ifeq ($(x86_64),1)
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$(info WARNING - x86_64 variable has been deprecated)
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$(info WARNING - please use TARGET_ARCH=x86_64 instead)
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TARGET_ARCH ?= x86_64
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endif
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ifeq ($(ARMv7),1)
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$(info WARNING - ARMv7 variable has been deprecated)
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$(info WARNING - please use TARGET_ARCH=armv7l instead)
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TARGET_ARCH ?= armv7l
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endif
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ifeq ($(aarch64),1)
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$(info WARNING - aarch64 variable has been deprecated)
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$(info WARNING - please use TARGET_ARCH=aarch64 instead)
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TARGET_ARCH ?= aarch64
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endif
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ifeq ($(ppc64le),1)
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$(info WARNING - ppc64le variable has been deprecated)
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$(info WARNING - please use TARGET_ARCH=ppc64le instead)
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TARGET_ARCH ?= ppc64le
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endif
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ifneq ($(GCC),)
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$(info WARNING - GCC variable has been deprecated)
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$(info WARNING - please use HOST_COMPILER=$(GCC) instead)
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HOST_COMPILER ?= $(GCC)
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endif
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ifneq ($(abi),)
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$(error ERROR - abi variable has been removed)
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endif
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############################
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# end deprecated interface #
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############################
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# architecture
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HOST_ARCH := $(shell uname -m)
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TARGET_ARCH ?= $(HOST_ARCH)
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ifneq (,$(filter $(TARGET_ARCH),x86_64 aarch64 ppc64le armv7l))
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ifneq ($(TARGET_ARCH),$(HOST_ARCH))
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ifneq (,$(filter $(TARGET_ARCH),x86_64 aarch64 ppc64le))
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TARGET_SIZE := 64
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else ifneq (,$(filter $(TARGET_ARCH),armv7l))
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TARGET_SIZE := 32
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endif
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else
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TARGET_SIZE := $(shell getconf LONG_BIT)
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endif
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else
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$(error ERROR - unsupported value $(TARGET_ARCH) for TARGET_ARCH!)
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endif
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ifneq ($(TARGET_ARCH),$(HOST_ARCH))
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ifeq (,$(filter $(HOST_ARCH)-$(TARGET_ARCH),aarch64-armv7l x86_64-armv7l x86_64-aarch64 x86_64-ppc64le))
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$(error ERROR - cross compiling from $(HOST_ARCH) to $(TARGET_ARCH) is not supported!)
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endif
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endif
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# When on native aarch64 system with userspace of 32-bit, change TARGET_ARCH to armv7l
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ifeq ($(HOST_ARCH)-$(TARGET_ARCH)-$(TARGET_SIZE),aarch64-aarch64-32)
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TARGET_ARCH = armv7l
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endif
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# operating system
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HOST_OS := $(shell uname -s 2>/dev/null | tr "[:upper:]" "[:lower:]")
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TARGET_OS ?= $(HOST_OS)
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ifeq (,$(filter $(TARGET_OS),linux darwin qnx android))
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$(error ERROR - unsupported value $(TARGET_OS) for TARGET_OS!)
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endif
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# host compiler
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ifeq ($(TARGET_OS),darwin)
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ifeq ($(shell expr `xcodebuild -version | grep -i xcode | awk '{print $$2}' | cut -d'.' -f1` \>= 5),1)
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HOST_COMPILER ?= clang++
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endif
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else ifneq ($(TARGET_ARCH),$(HOST_ARCH))
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ifeq ($(HOST_ARCH)-$(TARGET_ARCH),x86_64-armv7l)
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ifeq ($(TARGET_OS),linux)
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HOST_COMPILER ?= arm-linux-gnueabihf-g++
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else ifeq ($(TARGET_OS),qnx)
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ifeq ($(QNX_HOST),)
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$(error ERROR - QNX_HOST must be passed to the QNX host toolchain)
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endif
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ifeq ($(QNX_TARGET),)
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$(error ERROR - QNX_TARGET must be passed to the QNX target toolchain)
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endif
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export QNX_HOST
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export QNX_TARGET
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HOST_COMPILER ?= $(QNX_HOST)/usr/bin/arm-unknown-nto-qnx6.6.0eabi-g++
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else ifeq ($(TARGET_OS),android)
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HOST_COMPILER ?= arm-linux-androideabi-g++
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endif
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else ifeq ($(TARGET_ARCH),aarch64)
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ifeq ($(TARGET_OS), linux)
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HOST_COMPILER ?= aarch64-linux-gnu-g++
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else ifeq ($(TARGET_OS),qnx)
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ifeq ($(QNX_HOST),)
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$(error ERROR - QNX_HOST must be passed to the QNX host toolchain)
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endif
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ifeq ($(QNX_TARGET),)
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$(error ERROR - QNX_TARGET must be passed to the QNX target toolchain)
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endif
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export QNX_HOST
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export QNX_TARGET
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HOST_COMPILER ?= $(QNX_HOST)/usr/bin/aarch64-unknown-nto-qnx7.0.0-g++
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else ifeq ($(TARGET_OS), android)
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HOST_COMPILER ?= aarch64-linux-android-g++
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endif
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else ifeq ($(TARGET_ARCH),ppc64le)
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HOST_COMPILER ?= powerpc64le-linux-gnu-g++
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endif
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endif
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HOST_COMPILER ?= g++
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NVCC := $(CUDA_PATH)/bin/nvcc -ccbin $(HOST_COMPILER)
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# internal flags
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NVCCFLAGS := -m${TARGET_SIZE}
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CCFLAGS :=
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LDFLAGS :=
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# build flags
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ifeq ($(TARGET_OS),darwin)
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LDFLAGS += -rpath $(CUDA_PATH)/lib
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CCFLAGS += -arch $(HOST_ARCH)
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else ifeq ($(HOST_ARCH)-$(TARGET_ARCH)-$(TARGET_OS),x86_64-armv7l-linux)
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LDFLAGS += --dynamic-linker=/lib/ld-linux-armhf.so.3
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CCFLAGS += -mfloat-abi=hard
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else ifeq ($(TARGET_OS),android)
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LDFLAGS += -pie
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CCFLAGS += -fpie -fpic -fexceptions
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endif
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ifneq ($(TARGET_ARCH),$(HOST_ARCH))
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ifeq ($(TARGET_ARCH)-$(TARGET_OS),armv7l-linux)
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ifneq ($(TARGET_FS),)
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GCCVERSIONLTEQ46 := $(shell expr `$(HOST_COMPILER) -dumpversion` \<= 4.6)
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ifeq ($(GCCVERSIONLTEQ46),1)
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CCFLAGS += --sysroot=$(TARGET_FS)
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endif
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LDFLAGS += --sysroot=$(TARGET_FS)
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LDFLAGS += -rpath-link=$(TARGET_FS)/lib
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LDFLAGS += -rpath-link=$(TARGET_FS)/usr/lib
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LDFLAGS += -rpath-link=$(TARGET_FS)/usr/lib/arm-linux-gnueabihf
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endif
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endif
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ifeq ($(TARGET_ARCH)-$(TARGET_OS),aarch64-linux)
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ifneq ($(TARGET_FS),)
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GCCVERSIONLTEQ46 := $(shell expr `$(HOST_COMPILER) -dumpversion` \<= 4.6)
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ifeq ($(GCCVERSIONLTEQ46),1)
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CCFLAGS += --sysroot=$(TARGET_FS)
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endif
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LDFLAGS += --sysroot=$(TARGET_FS)
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LDFLAGS += -rpath-link=$(TARGET_FS)/lib -L $(TARGET_FS)/lib
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LDFLAGS += -rpath-link=$(TARGET_FS)/usr/lib -L $(TARGET_FS)/usr/lib
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LDFLAGS += -rpath-link=$(TARGET_FS)/usr/lib/aarch64-linux-gnu -L $(TARGET_FS)/usr/lib/aarch64-linux-gnu
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LDFLAGS += --unresolved-symbols=ignore-in-shared-libs
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CCFLAGS += -isystem=$(TARGET_FS)/usr/include
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CCFLAGS += -isystem=$(TARGET_FS)/usr/include/aarch64-linux-gnu
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endif
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endif
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endif
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ifeq ($(TARGET_OS),qnx)
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CCFLAGS += -DWIN_INTERFACE_CUSTOM
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LDFLAGS += -lsocket
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endif
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# Install directory of different arch
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CUDA_INSTALL_TARGET_DIR :=
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ifeq ($(TARGET_ARCH)-$(TARGET_OS),armv7l-linux)
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CUDA_INSTALL_TARGET_DIR = targets/armv7-linux-gnueabihf/
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else ifeq ($(TARGET_ARCH)-$(TARGET_OS),aarch64-linux)
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CUDA_INSTALL_TARGET_DIR = targets/aarch64-linux/
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else ifeq ($(TARGET_ARCH)-$(TARGET_OS),armv7l-android)
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CUDA_INSTALL_TARGET_DIR = targets/armv7-linux-androideabi/
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else ifeq ($(TARGET_ARCH)-$(TARGET_OS),aarch64-android)
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CUDA_INSTALL_TARGET_DIR = targets/aarch64-linux-androideabi/
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else ifeq ($(TARGET_ARCH)-$(TARGET_OS),armv7l-qnx)
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CUDA_INSTALL_TARGET_DIR = targets/ARMv7-linux-QNX/
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else ifeq ($(TARGET_ARCH)-$(TARGET_OS),aarch64-qnx)
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CUDA_INSTALL_TARGET_DIR = targets/aarch64-qnx/
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else ifeq ($(TARGET_ARCH),ppc64le)
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CUDA_INSTALL_TARGET_DIR = targets/ppc64le-linux/
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endif
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# Debug build flags
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ifeq ($(dbg),1)
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NVCCFLAGS += -g -G
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BUILD_TYPE := debug
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else
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BUILD_TYPE := release
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endif
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ALL_CCFLAGS :=
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ALL_CCFLAGS += $(NVCCFLAGS)
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ALL_CCFLAGS += $(EXTRA_NVCCFLAGS)
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ALL_CCFLAGS += $(addprefix -Xcompiler ,$(CCFLAGS))
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ALL_CCFLAGS += $(addprefix -Xcompiler ,$(EXTRA_CCFLAGS))
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SAMPLE_ENABLED := 1
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# This sample is not supported on Mac OSX
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ifeq ($(TARGET_OS),darwin)
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$(info >>> WARNING - conjugateGradientMultiDeviceCG is not supported on Mac OSX - waiving sample <<<)
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SAMPLE_ENABLED := 0
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endif
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# This sample is not supported on ARMv7
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ifeq ($(TARGET_ARCH),armv7l)
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$(info >>> WARNING - conjugateGradientMultiDeviceCG is not supported on ARMv7 - waiving sample <<<)
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SAMPLE_ENABLED := 0
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endif
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# This sample is not supported on aarch64
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ifeq ($(TARGET_ARCH),aarch64)
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$(info >>> WARNING - conjugateGradientMultiDeviceCG is not supported on aarch64 - waiving sample <<<)
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SAMPLE_ENABLED := 0
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endif
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ALL_LDFLAGS :=
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ALL_LDFLAGS += $(ALL_CCFLAGS)
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ALL_LDFLAGS += $(addprefix -Xlinker ,$(LDFLAGS))
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ALL_LDFLAGS += $(addprefix -Xlinker ,$(EXTRA_LDFLAGS))
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# Common includes and paths for CUDA
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INCLUDES := -I../../Common
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LIBRARIES :=
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################################################################################
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# Gencode arguments
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SMS ?= 60 61 70
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ifeq ($(SMS),)
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$(info >>> WARNING - no SM architectures have been specified - waiving sample <<<)
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SAMPLE_ENABLED := 0
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endif
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ifeq ($(GENCODE_FLAGS),)
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# Generate SASS code for each SM architecture listed in $(SMS)
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$(foreach sm,$(SMS),$(eval GENCODE_FLAGS += -gencode arch=compute_$(sm),code=sm_$(sm)))
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# Generate PTX code from the highest SM architecture in $(SMS) to guarantee forward-compatibility
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HIGHEST_SM := $(lastword $(sort $(SMS)))
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ifneq ($(HIGHEST_SM),)
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GENCODE_FLAGS += -gencode arch=compute_$(HIGHEST_SM),code=compute_$(HIGHEST_SM)
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endif
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endif
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ALL_CCFLAGS += -dc
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LIBRARIES += -lcudadevrt
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ifeq ($(SAMPLE_ENABLED),0)
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EXEC ?= @echo "[@]"
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endif
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################################################################################
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# Target rules
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all: build
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build: conjugateGradientMultiDeviceCG
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check.deps:
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ifeq ($(SAMPLE_ENABLED),0)
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@echo "Sample will be waived due to the above missing dependencies"
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else
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@echo "Sample is ready - all dependencies have been met"
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endif
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conjugateGradientMultiDeviceCG.o:conjugateGradientMultiDeviceCG.cu
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$(EXEC) $(NVCC) $(INCLUDES) $(ALL_CCFLAGS) $(GENCODE_FLAGS) -o $@ -c $<
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conjugateGradientMultiDeviceCG: conjugateGradientMultiDeviceCG.o
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$(EXEC) $(NVCC) $(ALL_LDFLAGS) $(GENCODE_FLAGS) -o $@ $+ $(LIBRARIES)
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$(EXEC) mkdir -p ../../bin/$(TARGET_ARCH)/$(TARGET_OS)/$(BUILD_TYPE)
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$(EXEC) cp $@ ../../bin/$(TARGET_ARCH)/$(TARGET_OS)/$(BUILD_TYPE)
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run: build
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$(EXEC) ./conjugateGradientMultiDeviceCG
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clean:
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rm -f conjugateGradientMultiDeviceCG conjugateGradientMultiDeviceCG.o
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rm -rf ../../bin/$(TARGET_ARCH)/$(TARGET_OS)/$(BUILD_TYPE)/conjugateGradientMultiDeviceCG
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clobber: clean
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