260 lines
9.5 KiB
CMake
260 lines
9.5 KiB
CMake
# James Bigler, NVIDIA Corp (nvidia.com - jbigler)
|
|
#
|
|
# Copyright (c) 2008 - 2009 NVIDIA Corporation. All rights reserved.
|
|
#
|
|
# This code is licensed under the MIT License. See the FindCUDA.cmake script
|
|
# for the text of the license.
|
|
|
|
# The MIT License
|
|
#
|
|
# License for the specific language governing rights and limitations under
|
|
# Permission is hereby granted, free of charge, to any person obtaining a
|
|
# copy of this software and associated documentation files (the "Software"),
|
|
# to deal in the Software without restriction, including without limitation
|
|
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
|
# and/or sell copies of the Software, and to permit persons to whom the
|
|
# Software is furnished to do so, subject to the following conditions:
|
|
#
|
|
# The above copyright notice and this permission notice shall be included
|
|
# in all copies or substantial portions of the Software.
|
|
#
|
|
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
|
|
# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
|
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
|
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
|
# DEALINGS IN THE SOFTWARE.
|
|
|
|
|
|
##########################################################################
|
|
# This file runs the nvcc commands to produce the desired output file along with
|
|
# the dependency file needed by CMake to compute dependencies. In addition the
|
|
# file checks the output of each command and if the command fails it deletes the
|
|
# output files.
|
|
|
|
# Input variables
|
|
#
|
|
# verbose:BOOL=<> OFF: Be as quiet as possible (default)
|
|
# ON : Describe each step
|
|
#
|
|
# build_configuration:STRING=<> Typically one of Debug, MinSizeRel, Release, or
|
|
# RelWithDebInfo, but it should match one of the
|
|
# entries in CUDA_HOST_FLAGS. This is the build
|
|
# configuration used when compiling the code. If
|
|
# blank or unspecified Debug is assumed as this is
|
|
# what CMake does.
|
|
#
|
|
# generated_file:STRING=<> File to generate. This argument must be passed in.
|
|
#
|
|
# generated_cubin_file:STRING=<> File to generate. This argument must be passed
|
|
# in if build_cubin is true.
|
|
|
|
if(NOT generated_file)
|
|
message(FATAL_ERROR "You must specify generated_file on the command line")
|
|
endif()
|
|
|
|
# Set these up as variables to make reading the generated file easier
|
|
set(CMAKE_COMMAND "@CMAKE_COMMAND@")
|
|
set(source_file "@source_file@")
|
|
set(NVCC_generated_dependency_file "@NVCC_generated_dependency_file@")
|
|
set(cmake_dependency_file "@cmake_dependency_file@")
|
|
set(CUDA_make2cmake "@CUDA_make2cmake@")
|
|
set(CUDA_parse_cubin "@CUDA_parse_cubin@")
|
|
set(build_cubin @build_cubin@)
|
|
# We won't actually use these variables for now, but we need to set this, in
|
|
# order to force this file to be run again if it changes.
|
|
set(generated_file_path "@generated_file_path@")
|
|
set(generated_file_internal "@generated_file@")
|
|
set(generated_cubin_file_internal "@generated_cubin_file@")
|
|
|
|
set(CUDA_NVCC_EXECUTABLE "@CUDA_NVCC_EXECUTABLE@")
|
|
set(CUDA_NVCC_FLAGS "@CUDA_NVCC_FLAGS@;;@CUDA_WRAP_OPTION_NVCC_FLAGS@")
|
|
@CUDA_NVCC_FLAGS_CONFIG@
|
|
set(nvcc_flags "@nvcc_flags@")
|
|
set(CUDA_NVCC_INCLUDE_ARGS "@CUDA_NVCC_INCLUDE_ARGS@")
|
|
set(format_flag "@format_flag@")
|
|
|
|
if(build_cubin AND NOT generated_cubin_file)
|
|
message(FATAL_ERROR "You must specify generated_cubin_file on the command line")
|
|
endif()
|
|
|
|
# This is the list of host compilation flags. It C or CXX should already have
|
|
# been chosen by FindCUDA.cmake.
|
|
@CUDA_HOST_FLAGS@
|
|
|
|
# Take the compiler flags and package them up to be sent to the compiler via -Xcompiler
|
|
set(nvcc_host_compiler_flags "")
|
|
# If we weren't given a build_configuration, use Debug.
|
|
if(NOT build_configuration)
|
|
set(build_configuration Debug)
|
|
endif()
|
|
string(TOUPPER "${build_configuration}" build_configuration)
|
|
#message("CUDA_NVCC_HOST_COMPILER_FLAGS = ${CUDA_NVCC_HOST_COMPILER_FLAGS}")
|
|
foreach(flag ${CMAKE_HOST_FLAGS} ${CMAKE_HOST_FLAGS_${build_configuration}})
|
|
# Extra quotes are added around each flag to help nvcc parse out flags with spaces.
|
|
set(nvcc_host_compiler_flags "${nvcc_host_compiler_flags},\"${flag}\"")
|
|
endforeach()
|
|
if (nvcc_host_compiler_flags)
|
|
set(nvcc_host_compiler_flags "-Xcompiler" ${nvcc_host_compiler_flags})
|
|
endif()
|
|
#message("nvcc_host_compiler_flags = \"${nvcc_host_compiler_flags}\"")
|
|
# Add the build specific configuration flags
|
|
list(APPEND CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS_${build_configuration}})
|
|
|
|
if(DEFINED CCBIN)
|
|
set(CCBIN -ccbin "${CCBIN}")
|
|
endif()
|
|
|
|
# cuda_execute_process - Executes a command with optional command echo and status message.
|
|
#
|
|
# status - Status message to print if verbose is true
|
|
# command - COMMAND argument from the usual execute_process argument structure
|
|
# ARGN - Remaining arguments are the command with arguments
|
|
#
|
|
# CUDA_result - return value from running the command
|
|
#
|
|
# Make this a macro instead of a function, so that things like RESULT_VARIABLE
|
|
# and other return variables are present after executing the process.
|
|
macro(cuda_execute_process status command)
|
|
set(_command ${command})
|
|
if(NOT _command STREQUAL "COMMAND")
|
|
message(FATAL_ERROR "Malformed call to cuda_execute_process. Missing COMMAND as second argument. (command = ${command})")
|
|
endif()
|
|
if(verbose)
|
|
execute_process(COMMAND "${CMAKE_COMMAND}" -E echo -- ${status})
|
|
# Now we need to build up our command string. We are accounting for quotes
|
|
# and spaces, anything else is left up to the user to fix if they want to
|
|
# copy and paste a runnable command line.
|
|
set(cuda_execute_process_string)
|
|
foreach(arg ${ARGN})
|
|
# If there are quotes, excape them, so they come through.
|
|
string(REPLACE "\"" "\\\"" arg ${arg})
|
|
# Args with spaces need quotes around them to get them to be parsed as a single argument.
|
|
if(arg MATCHES " ")
|
|
list(APPEND cuda_execute_process_string "\"${arg}\"")
|
|
else()
|
|
list(APPEND cuda_execute_process_string ${arg})
|
|
endif()
|
|
endforeach()
|
|
# Echo the command
|
|
execute_process(COMMAND ${CMAKE_COMMAND} -E echo ${cuda_execute_process_string})
|
|
endif(verbose)
|
|
# Run the command
|
|
execute_process(COMMAND ${ARGN} RESULT_VARIABLE CUDA_result )
|
|
endmacro()
|
|
|
|
# Delete the target file
|
|
cuda_execute_process(
|
|
"Removing ${generated_file}"
|
|
COMMAND "${CMAKE_COMMAND}" -E remove "${generated_file}"
|
|
)
|
|
|
|
# Generate the dependency file
|
|
cuda_execute_process(
|
|
"Generating dependency file: ${NVCC_generated_dependency_file}"
|
|
COMMAND "${CUDA_NVCC_EXECUTABLE}"
|
|
"${source_file}"
|
|
${CUDA_NVCC_FLAGS}
|
|
${nvcc_flags}
|
|
${CCBIN}
|
|
${nvcc_host_compiler_flags}
|
|
-DNVCC
|
|
-M
|
|
-o "${NVCC_generated_dependency_file}"
|
|
${CUDA_NVCC_INCLUDE_ARGS}
|
|
)
|
|
|
|
if(CUDA_result)
|
|
message(FATAL_ERROR "Error generating ${generated_file}")
|
|
endif()
|
|
|
|
# Generate the cmake readable dependency file to a temp file. Don't put the
|
|
# quotes just around the filenames for the input_file and output_file variables.
|
|
# CMake will pass the quotes through and not be able to find the file.
|
|
cuda_execute_process(
|
|
"Generating temporary cmake readable file: ${cmake_dependency_file}.tmp"
|
|
COMMAND "${CMAKE_COMMAND}"
|
|
-D "input_file:FILEPATH=${NVCC_generated_dependency_file}"
|
|
-D "output_file:FILEPATH=${cmake_dependency_file}.tmp"
|
|
-P "${CUDA_make2cmake}"
|
|
)
|
|
|
|
if(CUDA_result)
|
|
message(FATAL_ERROR "Error generating ${generated_file}")
|
|
endif()
|
|
|
|
# Copy the file if it is different
|
|
cuda_execute_process(
|
|
"Copy if different ${cmake_dependency_file}.tmp to ${cmake_dependency_file}"
|
|
COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${cmake_dependency_file}.tmp" "${cmake_dependency_file}"
|
|
)
|
|
|
|
if(CUDA_result)
|
|
message(FATAL_ERROR "Error generating ${generated_file}")
|
|
endif()
|
|
|
|
# Delete the temporary file
|
|
cuda_execute_process(
|
|
"Removing ${cmake_dependency_file}.tmp and ${NVCC_generated_dependency_file}"
|
|
COMMAND "${CMAKE_COMMAND}" -E remove "${cmake_dependency_file}.tmp" "${NVCC_generated_dependency_file}"
|
|
)
|
|
|
|
if(CUDA_result)
|
|
message(FATAL_ERROR "Error generating ${generated_file}")
|
|
endif()
|
|
|
|
# Generate the code
|
|
cuda_execute_process(
|
|
"Generating ${generated_file}"
|
|
COMMAND "${CUDA_NVCC_EXECUTABLE}"
|
|
"${source_file}"
|
|
${CUDA_NVCC_FLAGS}
|
|
${nvcc_flags}
|
|
${CCBIN}
|
|
${nvcc_host_compiler_flags}
|
|
-DNVCC
|
|
${format_flag} -o "${generated_file}"
|
|
${CUDA_NVCC_INCLUDE_ARGS}
|
|
)
|
|
|
|
if(CUDA_result)
|
|
# Since nvcc can sometimes leave half done files make sure that we delete the output file.
|
|
cuda_execute_process(
|
|
"Removing ${generated_file}"
|
|
COMMAND "${CMAKE_COMMAND}" -E remove "${generated_file}"
|
|
)
|
|
message(FATAL_ERROR "Error generating file ${generated_file}")
|
|
else()
|
|
if(verbose)
|
|
message("Generated ${generated_file} successfully.")
|
|
endif()
|
|
endif()
|
|
|
|
# Cubin resource report commands.
|
|
if( build_cubin )
|
|
# Run with -cubin to produce resource usage report.
|
|
cuda_execute_process(
|
|
"Generating ${generated_cubin_file}"
|
|
COMMAND "${CUDA_NVCC_EXECUTABLE}"
|
|
"${source_file}"
|
|
${CUDA_NVCC_FLAGS}
|
|
${nvcc_flags}
|
|
${CCBIN}
|
|
${nvcc_host_compiler_flags}
|
|
-DNVCC
|
|
-cubin
|
|
-o "${generated_cubin_file}"
|
|
${CUDA_NVCC_INCLUDE_ARGS}
|
|
)
|
|
|
|
# Execute the parser script.
|
|
cuda_execute_process(
|
|
"Executing the parser script"
|
|
COMMAND "${CMAKE_COMMAND}"
|
|
-D "input_file:STRING=${generated_cubin_file}"
|
|
-P "${CUDA_parse_cubin}"
|
|
)
|
|
|
|
endif( build_cubin )
|