Aaron Enye Shi
d23b26f760
Rather than manually linking to the device libraries, the compiler can now handle linking with them. Allow the build to continue using old layout if the build system still uses it. Therefore maintain compatibility with ROCm 3.7 and earlier. Change-Id: Ida81775da3d0f7c2c67386a71cb057ede31a1545
199 lines
7.7 KiB
CMake
199 lines
7.7 KiB
CMake
################################################################################
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##
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## The University of Illinois/NCSA
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## Open Source License (NCSA)
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##
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## Copyright (c) 2014-2020, Advanced Micro Devices, Inc. All rights reserved.
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##
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## Developed by:
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##
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## AMD Research and AMD HSA Software Development
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##
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## Advanced Micro Devices, Inc.
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##
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## www.amd.com
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##
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## Permission is hereby granted, free of charge, to any person obtaining a copy
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## of this software and associated documentation files (the "Software"), to
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## deal with the Software without restriction, including without limitation
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## the rights to use, copy, modify, merge, publish, distribute, sublicense,
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## and#or sell copies of the Software, and to permit persons to whom the
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## Software is furnished to do so, subject to the following conditions:
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##
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## - Redistributions of source code must retain the above copyright notice,
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## this list of conditions and the following disclaimers.
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## - Redistributions in binary form must reproduce the above copyright
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## notice, this list of conditions and the following disclaimers in
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## the documentation and#or other materials provided with the distribution.
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## - Neither the names of Advanced Micro Devices, Inc,
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## nor the names of its contributors may be used to endorse or promote
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## products derived from this Software without specific prior written
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## permission.
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##
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## THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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## IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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## FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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## THE CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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## OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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## ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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## DEALINGS WITH THE SOFTWARE.
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##
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################################################################################
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cmake_minimum_required ( VERSION 3.5.0 )
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# Flag to abort before executing after default initialization of cache variables
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set (QUIT 0)
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# Import target 'clang'
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find_package(Clang REQUIRED HINTS ${CMAKE_INSTALL_PREFIX}/llvm ${CMAKE_PREFIX_PATH}/llvm PATHS /opt/rocm/llvm )
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# Device libs doesn't support find_package yet.
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# FIXME: HINTS should not use CMAKE_INSTALL_PREFIX
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get_include_path(BITCODE_DIR "Bitcode library path" RESULT FOUND NAMES "opencl.bc" "opencl.amdgcn.bc"
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HINTS
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"${CMAKE_INSTALL_PREFIX}/amdgcn/bitcode"
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"${CMAKE_INSTALL_PREFIX}/lib/bitcode"
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"${CMAKE_INSTALL_PREFIX}/lib/x86_64/bitcode"
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"${CMAKE_PREFIX_PATH}/amdgcn/bitcode"
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"${CMAKE_PREFIX_PATH}/lib/bitcode"
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"${CMAKE_PREFIX_PATH}/lib/x86_64/bitcode"
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PATHS
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"/opt/rocm/amdgcn/bitcode"
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"/opt/rocm/lib/bitcode"
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"/opt/rocm/lib"
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"/opt/rocm/lib/x86_64/bitcode")
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if (NOT ${FOUND})
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set (QUIT 1)
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endif()
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# Define the target devices with xnack enable
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if (NOT DEFINED XNACK_DEVS)
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set (XNACK_DEVS "gfx801;gfx902")
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endif()
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set( XNACK_DEVS ${XNACK_DEVS} CACHE STRING "XNACK targets" FORCE )
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# Determine the target devices if not specified
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if (NOT DEFINED TARGET_DEVICES)
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set (TARGET_DEVICES "gfx700;gfx701;gfx702;gfx801;gfx802;gfx803;gfx900;gfx902;gfx904;gfx906;gfx908;gfx1010;gfx1011;gfx1012")
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endif()
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set( TARGET_DEVICES ${TARGET_DEVICES} CACHE STRING "Build targets" FORCE )
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# End of default configuration and path checking.
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# Quit if configuration is incomplete.
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if (QUIT)
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message(FATAL_ERROR "Configuration halted.")
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return()
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endif()
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if(${CMAKE_VERBOSE_MAKEFILE})
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get_property(clang_path TARGET clang PROPERTY LOCATION)
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message("Using clang from: ${clang_path}")
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message("Build Setting:")
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message(" Target Devices: ${TARGET_DEVICES}")
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message(" XNACK Devices: ${XNACK_DEVS}")
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message(" Clang path: ${clang_path}")
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message(" Bitcode Dir: ${BITCODE_DIR}")
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endif()
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##==========================================
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## Add custom command to generate a kernel code object file
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##==========================================
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function(gen_kernel_bc TARGET_DEV XNACK_OPT INPUT_FILE OUTPUT_FILE)
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string (REPLACE "gfx" "" GFXIP "${TARGET_DEV}")
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# Determine if device-libs is following old or new layout
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if(EXISTS "${BITCODE_DIR}/opencl.amdgcn.bc")
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set(BITCODE_ARGS "-nogpulib
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-Xclang -mlink-bitcode-file -Xclang ${BITCODE_DIR}/opencl.amdgcn.bc
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-Xclang -mlink-bitcode-file -Xclang ${BITCODE_DIR}/ockl.amdgcn.bc
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-Xclang -mlink-bitcode-file -Xclang ${BITCODE_DIR}/ocml.amdgcn.bc
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-Xclang -mlink-bitcode-file -Xclang ${BITCODE_DIR}/oclc_daz_opt_on.amdgcn.bc
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-Xclang -mlink-bitcode-file -Xclang ${BITCODE_DIR}/oclc_isa_version_${GFXIP}.amdgcn.bc
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-Xclang -mlink-bitcode-file -Xclang ${BITCODE_DIR}/oclc_unsafe_math_off.amdgcn.bc
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-Xclang -mlink-bitcode-file -Xclang ${BITCODE_DIR}/oclc_finite_only_off.amdgcn.bc")
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else()
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set(BITCODE_ARGS "--hip-device-lib-path=${BITCODE_DIR}")
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endif()
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separate_arguments(CLANG_ARG_LIST UNIX_COMMAND
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"-O2 -x cl -cl-denorms-are-zero -cl-std=CL2.0 -target amdgcn-amd-amdhsa
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-Xclang -finclude-default-header -mcpu=${TARGET_DEV} -m${XNACK_OPT}
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${BITCODE_ARGS} -o ${OUTPUT_FILE} ${INPUT_FILE}")
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## Add custom command to produce a code object file.
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## This depends on the kernel source file & compiler.
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## It does not pickup devicelib changes. It is not clear
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## how to do that after conversion to --rocm-path is done.
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add_custom_command(OUTPUT ${OUTPUT_FILE} COMMAND clang ${CLANG_ARG_LIST}
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DEPENDS ${INPUT_FILE} clang
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COMMENT "BUILDING bitcode for ${OUTPUT_FILE}..."
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VERBATIM)
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if(${CMAKE_VERBOSE_MAKEFILE})
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message(" Kernel Source: " ${INPUT_FILE})
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message(" Kernel Bitcode: " ${OUTPUT_FILE})
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endif()
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endfunction(gen_kernel_bc)
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##==========================================
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## Find device code object name and forward to custom command
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##==========================================
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function(build_kernel BLIT_NAME TARG_DEV)
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list (FIND XNACK_DEVS ${TARG_DEV} XNACK_IDX)
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if (${XNACK_IDX} GREATER -1)
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set (XNACK_OPT "xnack")
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else()
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set (XNACK_OPT "no-xnack")
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endif()
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## generate kernel bitcodes
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set (CODE_OBJECT_FILE "${BLIT_NAME}_${TARG_DEV}")
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set (CL_FILE ${CMAKE_CURRENT_SOURCE_DIR}/imageblit_kernels.cl)
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gen_kernel_bc(${TARG_DEV} ${XNACK_OPT} ${CL_FILE} ${CODE_OBJECT_FILE})
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## Build a list of code object file names
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## These will be target dependencies.
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set (HSACO_TARG_LIST ${HSACO_TARG_LIST} "${CODE_OBJECT_FILE}" PARENT_SCOPE)
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endfunction(build_kernel)
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##==========================================
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## Build the kernel for a list of devices
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##==========================================
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function(build_kernel_for_devices BLIT_NAME)
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set(HSACO_TARG_LIST "")
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foreach(dev ${TARGET_DEVICES})
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if(${CMAKE_VERBOSE_MAKEFILE})
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message("\n Generating: ${dev} ...")
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endif()
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build_kernel(${BLIT_NAME} ${dev})
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endforeach(dev)
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set(HSACO_TARG_LIST ${HSACO_TARG_LIST} PARENT_SCOPE)
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endfunction(build_kernel_for_devices)
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##==========================================
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## Create BLIT Code Object blobs file
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##==========================================
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function(generate_blit_file BFILE)
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## Add a custom command that generates opencl_blit_objects.cpp
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## This depends on all the generated code object files and the C++ generator script.
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add_custom_command(OUTPUT ${BFILE}.cpp
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COMMAND ${CMAKE_CURRENT_SOURCE_DIR}/create_hsaco_ascii_file.sh ${CMAKE_CURRENT_BINARY_DIR}/${BFILE}.cpp
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DEPENDS ${HSACO_TARG_LIST} create_hsaco_ascii_file.sh )
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## Export a target that builds (and depends on) opencl_blit_objects.cpp
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add_custom_target( ${BFILE} DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${BFILE}.cpp )
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endfunction(generate_blit_file)
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build_kernel_for_devices("ocl_blit_object")
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generate_blit_file("opencl_blit_objects")
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