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CMakeLists.txt
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# Copyright (c) 2019-2023 Advanced Micro Devices, Inc. All rights reserved.
# Modifications Copyright (c) Microsoft Corporation. Licensed under the MIT License.
# CMake version minimum requirements
#==================================================================================================
cmake_minimum_required(VERSION 3.16)
# CMake Toolchain file to define compilers and path to ROCm
#==================================================================================================
if (NOT CMAKE_TOOLCHAIN_FILE)
set(CMAKE_TOOLCHAIN_FILE "${CMAKE_CURRENT_SOURCE_DIR}/toolchain-linux.cmake")
message(STATUS "CMAKE_TOOLCHAIN_FILE: ${CMAKE_TOOLCHAIN_FILE}")
endif()
# RCCL project
#==================================================================================================
project(rccl CXX)
# Build options
#==================================================================================================
option(BUILD_ADDRESS_SANITIZER "Enable address sanitizer" OFF)
option(BUILD_BFD "Enable custom backtrace (if bfd.h exists)" OFF)
option(BUILD_FILE_REORG_BACKWARD_COMPATIBILITY "File/folder reorg with backward compatibility" OFF)
option(BUILD_LOCAL_GPU_TARGET_ONLY "Build only for GPUs detected on this machine" OFF)
option(BUILD_SHARED_LIBS "Build as shared library" ON)
option(BUILD_TESTS "Build unit test programs" OFF)
option(COLLTRACE "Collective Trace Option" ON)
option(ENABLE_MSCCL_KERNEL "Enable MSCCL while compiling" ON)
option(ENABLE_MSCCLPP "Enable MSCCL++" ON)
option(ENABLE_IFC "Enable indirect function call" OFF)
option(INSTALL_DEPENDENCIES "Force install dependencies" OFF)
option(ROCTX "Enable ROCTX" ON)
option(PROFILE "Enable profiling" OFF)
option(TIMETRACE "Enable time-trace during compilation" OFF)
option(TRACE "Enable additional tracing" OFF)
option(FAULT_INJECTION "Enable fault injection" ON)
# Default GPU architectures to build
#==================================================================================================
set(DEFAULT_GPUS
gfx906
gfx908
gfx90a
gfx942
gfx950
gfx1030
gfx1100
gfx1101
gfx1102
gfx1200
gfx1201)
# Load CMake modules
#==================================================================================================
include(CheckIncludeFiles)
include(CheckSymbolExists)
include(cmake/Dependencies.cmake) # GTest, rocm-cmake, rocm_local_targets
include(cmake/CheckSymbolExistsNoWarn.cmake)
list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
# Build only for local GPU architecture
if (BUILD_LOCAL_GPU_TARGET_ONLY)
message(STATUS "Building only for local GPU target")
if (COMMAND rocm_local_targets)
rocm_local_targets(DEFAULT_GPUS)
else()
message(WARNING "Unable to determine local GPU targets. Falling back to default GPUs.")
endif()
endif()
# Determine which GPU architectures to build for
set(GPU_TARGETS "${DEFAULT_GPUS}" CACHE STRING "Target default GPUs if GPU_TARGETS is not defined.")
# Modify GPU architectures for Address Sanitizer builds by appending "xnack+"
if (BUILD_ADDRESS_SANITIZER)
SET(amdgpu_targets "")
foreach(amdgpu_target IN LISTS GPU_TARGETS)
if(NOT amdgpu_target STREQUAL "")
string(FIND "${amdgpu_target}" ":xnack+" HAS_XNACK_SUFFIX)
if(HAS_XNACK_SUFFIX EQUAL -1)
list(APPEND amdgpu_targets "${amdgpu_target}:xnack+")
else()
list(APPEND amdgpu_targets "${amdgpu_target}")
endif()
endif()
endforeach()
SET(GPU_TARGETS "${amdgpu_targets}")
endif()
# Check if clang compiler can offload to GPU_TARGETS
if (COMMAND rocm_check_target_ids)
message(STATUS "Checking for ROCm support for GPU targets: " "${GPU_TARGETS}")
rocm_check_target_ids(SUPPORTED_GPUS TARGETS ${GPU_TARGETS})
else()
message(WARNING "Unable to check for supported GPU targets. Falling back to default GPUs.")
set(SUPPORTED_GPUS ${DEFAULT_GPUS})
endif()
set(GPU_TARGETS "${SUPPORTED_GPUS}")
message(STATUS "Compiling for ${GPU_TARGETS}")
## NOTE: Reload rocm-cmake in order to update GPU_TARGETS
include(cmake/Dependencies.cmake) # Reloading to use desired GPU_TARGETS instead of defaults
# Try to establish ROCM_PATH (for find_package)
#==================================================================================================
if(NOT DEFINED ROCM_PATH)
# Guess default location
set(ROCM_PATH "/opt/rocm")
message(WARNING "Unable to find ROCM_PATH: Falling back to ${ROCM_PATH}")
else()
message(STATUS "ROCM_PATH found: ${ROCM_PATH}")
endif()
set(ENV{ROCM_PATH} ${ROCM_PATH})
if("${CMAKE_CXX_COMPILER}" MATCHES ".*amdclang\\+\\+")
message(STATUS "Compiling with amdclang++")
set(COMPILER_EXE_NAME amdclang++)
set(COMPILER_GREP_STRING "AMD clang version")
set(COMPILER_AWK_CMD "awk -F\" \" '{ printf $4}'")
elseif("${CMAKE_CXX_COMPILER}" MATCHES ".*clang\\+\\+")
message(STATUS "Compiling with clang++")
set(COMPILER_EXE_NAME clang++)
set(COMPILER_GREP_STRING "AMD clang version")
set(COMPILER_AWK_CMD "awk -F\" \" '{ printf $4}'")
elseif("${CMAKE_CXX_COMPILER}" MATCHES ".*hipcc$")
message(STATUS "Compiling with hipcc")
set(COMPILER_EXE_NAME hipcc)
set(COMPILER_GREP_STRING "HIP version")
set(COMPILER_AWK_CMD "awk -F\" \" '{ printf $3}' | awk -F\"-\" '{ printf $1}'")
else()
message(FATAL_ERROR "RCCL can be built only with hipcc or amdclang++")
endif()
# Set CMAKE flags
#==================================================================================================
set(CMAKE_INSTALL_PREFIX "${ROCM_PATH}" CACHE PATH "")
set(CMAKE_CXX_STANDARD 14) # We use C++14 features, this will add compile option: -std=c++14
set(CMAKE_CXX_EXTENSIONS OFF) # Without this line, it will add -std=gnu++14 instead, which has some issues.
if(ROCM_PATH)
list(APPEND CMAKE_PREFIX_PATH # Add ROCM_PATH to CMake search paths (for finding HIP / HSA
${ROCM_PATH}
${ROCM_PATH}/hip
${ROCM_PATH}/llvm)
endif()
# Check for required dependencies
#==================================================================================================
## Check for Threads
set(THREADS_PREFER_PTHREAD_FLAG ON)
find_package(Threads REQUIRED)
## Check for HIP
find_package(hip REQUIRED)
message(STATUS "HIP compiler: ${HIP_COMPILER}")
message(STATUS "HIP runtime: ${HIP_RUNTIME}")
if(NOT "${HIP_COMPILER}" MATCHES "clang")
message(FATAL_ERROR "RCCL requires clang-based compiler (amdclang++ or hipcc)")
endif()
## Check for compiler version
find_program(compiler_executable ${COMPILER_EXE_NAME})
message(STATUS "${COMPILER_EXE_NAME} executable: ${compiler_executable}")
execute_process(
COMMAND bash "-c" "${compiler_executable} --version | grep \"${COMPILER_GREP_STRING}\" | ${COMPILER_AWK_CMD}"
OUTPUT_VARIABLE compiler_version_string)
message(STATUS "${COMPILER_EXE_NAME} version: ${compiler_version_string}")
## Check for HIP version
find_program(hipconfig_executable hipconfig)
message(STATUS "hipconfig executable: ${hipconfig_executable}")
execute_process(
COMMAND bash "-c" "${hipconfig_executable} -v | awk -F\"-\" '{ printf $1 }'"
OUTPUT_VARIABLE hip_version_string)
message(STATUS "${COMPILER_EXE_NAME} HIP version: ${hip_version_string}")
## Check for ROCm version
set(EXPLICIT_ROCM_VERSION "" CACHE STRING "Explicit ROCM version to compile to (auto detect if empty)")
if(EXPLICIT_ROCM_VERSION)
set(rocm_version_string "${EXPLICIT_ROCM_VERSION}")
elseif(ROCM_PATH)
message(STATUS "Reading ROCM version from ${ROCM_PATH}/.info/version")
file(READ "${ROCM_PATH}/.info/version" rocm_version_string)
else()
message(FATAL_ERROR "Could not determine ROCM version (set EXPLICIT_ROCM_VERSION or set ROCM_PATH to a valid installation)")
endif()
string(REGEX MATCH "([0-9]+)\\.([0-9]+)\\.([0-9]+)" rocm_version_matches ${rocm_version_string})
if (rocm_version_matches)
set(ROCM_MAJOR_VERSION ${CMAKE_MATCH_1})
set(ROCM_MINOR_VERSION ${CMAKE_MATCH_2})
set(ROCM_PATCH_VERSION ${CMAKE_MATCH_3})
message(STATUS "ROCm version: ${ROCM_MAJOR_VERSION}.${ROCM_MINOR_VERSION}.${ROCM_PATCH_VERSION}")
# Convert the version components to int for comparison
math(EXPR ROCM_VERSION "(10000 * ${ROCM_MAJOR_VERSION}) + (100 * ${ROCM_MINOR_VERSION}) + ${ROCM_PATCH_VERSION}")
add_definitions("-DROCM_VERSION=${ROCM_VERSION}")
else()
message(WARNING "Failed to extract ROCm version.")
endif()
### Required for checking HIP device symbols when building with amdclang++
set(CMAKE_REQUIRED_LIBRARIES hip::device)
### Check for hipDeviceMallocUncached support
check_symbol_exists("hipDeviceMallocUncached" "hip/hip_runtime_api.h" HIP_UNCACHED_MEMORY)
### Check for hipDeviceMallocContiguous support
check_symbol_exists("hipDeviceMallocContiguous" "hip/hip_runtime_api.h" HIP_CONTIGUOUS_MEMORY)
unset(CMAKE_REQUIRED_LIBRARIES)
### Check for indirect function call support
if(ENABLE_IFC)
if("${hip_version_string}" VERSION_GREATER_EQUAL "5.5.30201")
set(IFC_ENABLED ON)
message(STATUS "Indirect function call enabled")
else()
set(IFC_ENABLED OFF)
message(WARNING "Indirect function call disabled - requires HIP version >= 5.5.30201")
endif()
else()
set(IFC_ENABLED OFF)
endif()
## Check for LL128 support
if("${hip_version_string}" VERSION_GREATER_EQUAL "6.1.33591")
set(LL128_ENABLED ON)
message(STATUS "RCCL LL128 protocol enabled")
else()
message(STATUS "RCCL LL128 protocol disabled - requires HIP version >= 6.1.33591")
endif()
## Check for hsa-runtime64
find_package(hsa-runtime64 REQUIRED)
get_target_property(HSA_INCLUDE_PATH hsa-runtime64::hsa-runtime64 INTERFACE_INCLUDE_DIRECTORIES)
message(STATUS "HSA runtime: ${HSA_INCLUDE_PATH}")
## Check for ROCM-smi
find_package(rocm_smi PATHS ${ROCM_PATH}/lib/cmake/rocm_smi)
if (rocm_smi_FOUND)
message(STATUS "Found rocm_smi at ${ROCM_SMI_INCLUDE_DIR}")
else()
message(STATUS "Checking old include directory structure for rocm_smi")
set(ROCM_SMI_INCLUDE_DIR "${ROCM_PATH}/rocm_smi/include")
set(ROCM_SMI_LIB_DIR "${ROCM_PATH}/rocm_smi/lib")
set(ROCM_SMI_LIBRARIES rocm_smi64)
endif()
check_include_file_cxx("${ROCM_SMI_INCLUDE_DIR}/rocm_smi/rocm_smi64Config.h" HAVE_ROCM_SMI64CONFIG)
### Check for RSMI_INIT_FLAG_THRAD_ONLY_MUTEX support
file(READ "${ROCM_SMI_INCLUDE_DIR}/rocm_smi/rocm_smi.h" rocm_smi_incl)
string(FIND "${rocm_smi_incl}" "RSMI_INIT_FLAG_THRAD_ONLY_MUTEX" matchres)
if(${matchres} EQUAL -1)
message(STATUS "RSMI_INIT_FLAG_THRAD_ONLY_MUTEX not supported")
else()
message(STATUS "RSMI_INIT_FLAG_THRAD_ONLY_MUTEX supported")
set(HAVE_ROCM_SMI_THREAD_ONLY_MUTEX True)
endif ()
## Check for BFD library if custom backtrace is requested
if(BUILD_BFD)
enable_language(C)
check_include_files(bfd.h HAVE_BFD)
if (HAVE_BFD)
message(STATUS "-- Found BFD support")
### Required for checking HIP device symbols when building with amdclang++
set(CMAKE_REQUIRED_LIBRARIES hip::device)
# Check for specific BFD feature support
CHECK_SYMBOL_EXISTS(bfd_get_section_flags "bfd.h" HAVE_DECL_BFD_GET_SECTION_FLAGS)
CHECK_SYMBOL_EXISTS(bfd_get_section_vma "bfd.h" HAVE_DECL_BFD_GET_SECTION_VMA)
CHECK_CXX_SOURCE_COMPILES(
"#include <bfd.h>
int main (int argc, char **argv){
bfd_size_type size;
bfd abfd;
asection sec;
size = bfd_section_size(&abfd, &sec);
return (int)(size);
}"
HAVE_TWO_ARG_BFD_SECTION_SIZE)
unset(CMAKE_REQUIRED_LIBRARIES)
# Check for iberty support
find_library(HAVE_IBERTY iberty PATHS /usr/lib64 /usr/lib/ PATH_SUFFIXES x86_64-linux-gnu)
if(HAVE_IBERTY)
message(STATUS "iberty found @ ${HAVE_IBERTY}")
endif()
# Check for demangle support
find_path(DEMANGLE_DIR demangle.h PATHS /usr/include PATH_SUFFIXES libiberty)
if(NOT DEMANGLE_DIR)
message(WARNING "Could not find demangle.h ${DEMANGLE_DIR}")
else()
message(STATUS "Found demangle.h in ${DEMANGLE_DIR}")
endif()
else()
message(WARNING "bfd.h header not found - Disabling custom backtrace")
endif()
endif()
# Check for --amdgpu-kernarg-preload-count
check_cxx_compiler_flag("-mllvm --amdgpu-kernarg-preload-count=16" HAVE_KERNARG_PRELOAD)
if (HAVE_KERNARG_PRELOAD)
message(STATUS "Kernarg preloading to SGPR enabled")
endif()
check_cxx_compiler_flag("-parallel-jobs=12" HAVE_PARALLEL_JOBS)
if (HAVE_PARALLEL_JOBS)
message(STATUS "Parallel jobs enabled")
endif()
## Disable building MSCCL++ if the build environment is invalid
## Currently MSCCL++ is supported only on gfx942 and gfx950, and only on Ubuntu and CentOS
set(MSCCLPP_SUPPORTED_ARCHS "gfx942" "gfx942:xnack-" "gfx942:xnack+" "gfx950" "gfx950:xnack-" "gfx950:xnack+")
# Check if any of the supported architectures are in GPU_TARGETS
set(ARCH_MATCH_FOUND OFF)
set(MSCCLPP_GPU_TARGETS "")
foreach(ARCH IN LISTS GPU_TARGETS)
if(ARCH IN_LIST MSCCLPP_SUPPORTED_ARCHS)
set(ARCH_MATCH_FOUND ON)
list(APPEND MSCCLPP_GPU_TARGETS "${ARCH}")
endif()
endforeach()
set(MSCCLPP_GPU_TARGETS "${MSCCLPP_GPU_TARGETS}" CACHE STRING "GPU Targets supported by MSCCL++" FORCE)
if (ENABLE_MSCCLPP AND NOT ARCH_MATCH_FOUND)
set(ENABLE_MSCCLPP OFF)
message(WARNING "Can only build MSCCL++ for supported GPU_TARGETS: ${MSCCLPP_SUPPORTED_ARCHS}; current GPU_TARGETS: ${GPU_TARGETS}; so disabling MSCCL++ build")
endif()
# MSCCL++ is only supported on ROCm 6.2.0 or newer
if (ENABLE_MSCCLPP AND ROCM_VERSION VERSION_LESS "60200")
set(ENABLE_MSCCLPP OFF)
message(WARNING "MSCCL++ integration only supported on ROCm 6.2.0 or greater; disabling MSCCL++ build")
endif()
# cmake_host_system_information(RESULT HOST_OS_ID QUERY DISTRIB_ID) ## Requires cmake 3.22
execute_process(
COMMAND bash -c "grep '^ID=' /etc/os-release | cut -d'=' -f2 | cut -d'\"' -f2"
OUTPUT_VARIABLE HOST_OS_ID
OUTPUT_STRIP_TRAILING_WHITESPACE
)
if (ENABLE_MSCCLPP AND NOT(${HOST_OS_ID} STREQUAL "ubuntu" OR ${HOST_OS_ID} STREQUAL "centos"))
set(ENABLE_MSCCLPP OFF)
message(WARNING "MSCCL++ integration not supported on this OS (${HOST_OS_ID}); disabling MSCCL++ build")
endif()
# Check for ROCTX
if(ROCTX)
find_library(ROCTX_LIB NAMES roctx64)
if(ROCTX_LIB)
set(ROCTX_ENABLE ON)
message(STATUS "ROCTX library found: ${ROCTX_LIB}")
else()
message(WARNING "ROCTX library not found. Skipping ROCTX linking.")
endif()
endif()
# Determine version from makefiles/version.mk and fill in templates
#==================================================================================================
## parse version from Makefile NCCL_MAJOR, NCCL_MINOR, NCCL_PATCH must exist
## NCCL_SUFFIX is optional
## NCCL_VERSION formatting is ((X) * 1000 + (Y) * 100 + (Z)) so we must first detect one or two digits first
file(READ makefiles/version.mk version_mk_text)
if("${version_mk_text}" MATCHES "NCCL_MAJOR *:= *([0-9]*)")
set(NCCL_MAJOR ${CMAKE_MATCH_1})
else()
message(FATAL_ERROR "Failed to parse NCCL_MAJOR")
endif()
if("${version_mk_text}" MATCHES "NCCL_MINOR *:= *([0-9]*)")
set(NCCL_MINOR ${CMAKE_MATCH_1})
else()
message(FATAL_ERROR "Failed to parse NCCL_MINOR")
endif()
if("${version_mk_text}" MATCHES "NCCL_PATCH *:= *([0-9]*)")
set(NCCL_PATCH ${CMAKE_MATCH_1})
else()
message(FATAL_ERROR "Failed to parse NCCL_PATCH")
endif()
if("${version_mk_text}" MATCHES "NCCL_SUFFIX *:= *([0-9]*)")
set(NCCL_SUFFIX ${CMAKE_MATCH_1})
else()
set(NCCL_SUFFIX)
endif()
if("${version_mk_text}" MATCHES "PKG_REVISION *:= *([0-9]*)")
set(PKG_REVISION ${CMAKE_MATCH_1})
else()
message(FATAL_ERROR "Failed to parse PKG_REVISION")
endif()
if("${NCCL_PATCH}" MATCHES "[0-9][0-9]")
set(NCCL_VERSION "${NCCL_MAJOR}${NCCL_MINOR}${NCCL_PATCH}")
else()
set(NCCL_VERSION "${NCCL_MAJOR}${NCCL_MINOR}0${NCCL_PATCH}")
endif()
## Setup VERSION
set(VERSION_STRING "${NCCL_MAJOR}.${NCCL_MINOR}.${NCCL_PATCH}")
rocm_setup_version(VERSION ${VERSION_STRING})
## Fill in version information for main header file
configure_file(src/nccl.h.in ${PROJECT_BINARY_DIR}/include/rccl/rccl.h) # For external linking
configure_file(src/nccl.h.in ${PROJECT_BINARY_DIR}/include/nccl.h) # Used by some internal files
# Collect list of all source files
#==================================================================================================
# E.g: find src -type f \( -name "*.cc" -o -name "*.h" -o -name "*.hpp" \) | sort
set(SRC_FILES
src/bootstrap.cc
src/channel.cc
src/collectives.cc
src/debug.cc
src/enqueue.cc
src/group.cc
src/init.cc
src/init_nvtx.cc
src/net.cc
src/msccl.cc
src/proxy.cc
src/rccl_wrap.cc
src/transport.cc
src/device/all_gather.h
src/device/all_reduce.h
src/device/alltoall_pivot.h
src/device/broadcast.h
src/device/common.h
src/device/common_kernel.h
src/device/op128.h
src/device/primitives.h
src/device/prims_ll128.h
src/device/prims_ll.h
src/device/prims_simple.h
src/device/reduce.h
src/device/reduce_kernel.h
src/device/reduce_scatter.h
src/device/sendrecv.h
src/device/common.cu
src/device/onerank.cu
src/device/network/unpack/unpack_defs.h
src/device/network/unpack/unpack.h
src/graph/connect.cc
src/graph/paths.cc
src/graph/rings.cc
src/graph/rings.h
src/graph/rome_models.cc
src/graph/rome_models.h
src/graph/search.cc
src/graph/topo.cc
src/graph/topo.h
src/graph/trees.cc
src/graph/tuning.cc
src/graph/xml.cc
src/graph/xml.h
src/include/alloc.h
src/include/alt_rsmi.h
src/include/archinfo.h
src/include/api_trace.h
src/include/argcheck.h
src/include/BfdBacktrace.hpp
src/include/bitops.h
src/include/bootstrap.h
src/include/channel.h
src/include/checks.h
src/include/collectives.h
src/include/coll_net.h
src/include/comm.h
src/include/core.h
src/include/cpuset.h
# src/include/cudawrap.h
src/include/debug.h
src/include/device.h
src/include/enqueue.h
src/include/gdrwrap.h
src/include/git_version.h
src/include/graph.h
src/include/group.h
src/include/hip_rocm_version_info.h
src/include/ibvcore.h
src/include/ibvsymbols.h
src/include/ibvwrap.h
src/include/info.h
src/include/ipcsocket.h
src/include/nccl_common.h
src/include/nccl_net.h
src/include/nccl_profiler.h
src/include/nccl_tuner.h
src/include/net_device.h
src/include/net.h
src/include/nvmlwrap.h
src/include/nvtx.h
src/include/nvtx_stub.h
src/include/p2p.h
src/include/param.h
src/include/profiler.h
src/include/proxy.h
src/include/ras.h
src/include/rccl_common.h
src/include/rccl_vars.h
src/include/register.h
src/include/rccl_float8.h
src/include/rocm_smi_wrap.h
src/include/rocmwrap.h
src/include/roctx.h
src/include/recorder.h
src/include/shm.h
src/include/shmutils.h
src/include/signals.h
src/include/socket.h
src/include/strongstream.h
src/include/timer.h
src/include/transport.h
src/include/trees.h
src/include/tuner.h
src/include/utils.h
src/include/msccl/msccl_lifecycle.h
src/include/msccl/msccl_parser.h
src/include/msccl/msccl_scheduler.h
src/include/msccl/msccl_setup.h
src/include/msccl/msccl_status.h
src/include/msccl/msccl_struct.h
src/include/npkit/npkit.h
src/include/npkit/npkit_event.h
src/include/npkit/npkit_struct.h
src/include/nvtx3/nvToolsExt.h
src/include/nvtx3/nvToolsExtCounters.h
src/include/nvtx3/nvToolsExtCuda.h
src/include/nvtx3/nvToolsExtCudaRt.h
src/include/nvtx3/nvToolsExtMem.h
src/include/nvtx3/nvToolsExtMemCudaRt.h
src/include/nvtx3/nvToolsExtOpenCL.h
src/include/nvtx3/nvToolsExtPayload.h
src/include/nvtx3/nvToolsExtPayloadHelper.h
src/include/nvtx3/nvToolsExtSemanticsCounters.h
src/include/nvtx3/nvToolsExtSemanticsScope.h
src/include/nvtx3/nvToolsExtSync.h
src/include/nvtx3/nvtx3.hpp
src/include/nvtx3/nvtxDetail/nvtxExtHelperMacros.h
src/include/nvtx3/nvtxDetail/nvtxExtImpl.h
src/include/nvtx3/nvtxDetail/nvtxExtImplCounters_v1.h
src/include/nvtx3/nvtxDetail/nvtxExtImplMem_v1.h
src/include/nvtx3/nvtxDetail/nvtxExtImplMemCudaRt_v1.h
src/include/nvtx3/nvtxDetail/nvtxExtImplPayload_v1.h
src/include/nvtx3/nvtxDetail/nvtxExtInit.h
src/include/nvtx3/nvtxDetail/nvtxExtPayloadHelperInternal.h
src/include/nvtx3/nvtxDetail/nvtxExtPayloadTypeInfo.h
src/include/nvtx3/nvtxDetail/nvtxExtTypes.h
src/include/nvtx3/nvtxDetail/nvtxImpl.h
src/include/nvtx3/nvtxDetail/nvtxImplCore.h
src/include/nvtx3/nvtxDetail/nvtxImplCuda_v3.h
src/include/nvtx3/nvtxDetail/nvtxImplCudaRt_v3.h
src/include/nvtx3/nvtxDetail/nvtxImplOpenCL_v3.h
src/include/nvtx3/nvtxDetail/nvtxImplSync_v3.h
src/include/nvtx3/nvtxDetail/nvtxInit.h
src/include/nvtx3/nvtxDetail/nvtxInitDecls.h
src/include/nvtx3/nvtxDetail/nvtxInitDefs.h
src/include/nvtx3/nvtxDetail/nvtxLinkOnce.h
src/include/nvtx3/nvtxDetail/nvtxTypes.h
src/misc/alt_rsmi.cc
src/misc/archinfo.cc
src/misc/argcheck.cc
src/misc/api_trace.c
src/misc/api_trace.cc
# src/misc/cudawrap.cc
# src/misc/gdrwrap.cc
src/misc/ibvsymbols.cc
src/misc/ibvwrap.cc
src/misc/ipcsocket.cc
src/misc/npkit.cc
# src/misc/nvmlwrap.cc
src/misc/nvmlwrap_stub.cc
src/misc/param.cc
src/misc/profiler.cc
src/misc/rocm_smi_wrap.cc
src/misc/rocmwrap.cc
src/misc/roctx.cc
src/misc/recorder.cc
src/misc/shmutils.cc
src/misc/signals.cc
src/misc/socket.cc
src/misc/strongstream.cc
src/misc/tuner.cc
src/misc/utils.cc
src/misc/msccl/msccl_lifecycle.cc
src/misc/msccl/msccl_parser.cc
src/misc/msccl/msccl_setup.cc
src/misc/msccl/msccl_status.cc
src/ras/client.cc
src/ras/client_support.cc
src/ras/collectives.cc
src/ras/peers.cc
src/ras/ras.cc
src/ras/ras_internal.h
src/ras/rasnet.cc
src/register/coll_reg.cc
src/register/register.cc
src/register/sendrecv_reg.cc
src/transport/coll_net.cc
src/transport/generic.cc
src/transport/net.cc
src/transport/net_ib.cc
src/transport/net_socket.cc
src/transport/nvls.cc
src/transport/p2p.cc
src/transport/shm.cc
)
if (ENABLE_MSCCL_KERNEL)
set(MSCCL_KERNEL_SOURCES
src/device/msccl_kernel_impl.h
src/include/msccl/msccl_kernel.h
)
list(APPEND SRC_FILES ${MSCCL_KERNEL_SOURCES})
endif()
if (ENABLE_MSCCLPP)
set(MSCCLPP_SOURCES
src/include/mscclpp/mscclpp_nccl.h
src/misc/mscclpp/mscclpp_nccl.cc
)
list(APPEND SRC_FILES ${MSCCLPP_SOURCES})
endif()
# Hipify source files (copy of source generated into hipify directory)
#==================================================================================================
find_program(hipify-perl_executable hipify-perl)
if(NOT hipify-perl_executable)
message(FATAL_ERROR "hipify-perl not found")
endif()
set(HIPIFY_DIR "${CMAKE_CURRENT_BINARY_DIR}/hipify")
## Loop over each source file to hipify
foreach(SRC_FILE ${SRC_FILES})
# Check that file exists
if (NOT EXISTS ${CMAKE_SOURCE_DIR}/${SRC_FILE})
message(FATAL_ERROR "Unable to find file listed in CMakeLists.txt: ${CMAKE_SOURCE_DIR}/${SRC_FILE}")
endif()
# Establish hipified copy of the source file
set(HIP_FILE "${HIPIFY_DIR}/${SRC_FILE}")
get_filename_component(HIP_FILE_DIR ${HIP_FILE} DIRECTORY)
# Make sure the file name is unique and there is no duplicate
add_file_unique(HIP_SOURCES ${HIP_FILE})
# Convert .cu files to .cpp so that they get processed properly
string(REPLACE "\.cu" "\.cu.cpp" HIP_FILE ${HIP_FILE})
list(APPEND HIP_SOURCES ${HIP_FILE})
# Create a custom command to create hipified source code
if (FAULT_INJECTION)
add_custom_command(
OUTPUT ${HIP_FILE}
COMMAND mkdir -p ${HIP_FILE_DIR}
&& ${hipify-perl_executable} -quiet-warnings ${CMAKE_SOURCE_DIR}/${SRC_FILE} -o ${HIP_FILE}
&& ${CMAKE_COMMAND} -E env bash ${CMAKE_CURRENT_SOURCE_DIR}/cmake/scripts/add_unroll.sh ${HIP_FILE}
&& ${CMAKE_COMMAND} -E env bash ${CMAKE_CURRENT_SOURCE_DIR}/cmake/scripts/add_faults.sh ${HIP_FILE}
MAIN_DEPENDENCY ${SRC_FILE}
COMMENT "Hipifying ${SRC_FILE} -> ${HIP_FILE}"
)
else()
add_custom_command(
OUTPUT ${HIP_FILE}
COMMAND mkdir -p ${HIP_FILE_DIR}
&& ${hipify-perl_executable} -quiet-warnings ${CMAKE_SOURCE_DIR}/${SRC_FILE} -o ${HIP_FILE}
&& ${CMAKE_COMMAND} -E env bash ${CMAKE_CURRENT_SOURCE_DIR}/cmake/scripts/add_unroll.sh ${HIP_FILE}
MAIN_DEPENDENCY ${SRC_FILE}
COMMENT "Hipifying ${SRC_FILE} -> ${HIP_FILE}"
)
endif()
endforeach()
# Generate device/host tables and all the collective functions that are going to be in librccl.so
#==================================================================================================
find_package(Python3 COMPONENTS Interpreter REQUIRED)
if (NOT Python3_FOUND)
message(FATAL_ERROR "RCCL requires Python3 for generating host/device tables")
endif()
set(GEN_DIR "${HIPIFY_DIR}/gensrc")
# Execute the python script to generate required files
execute_process(
COMMAND ${Python3_EXECUTABLE} ${CMAKE_SOURCE_DIR}/src/device/generate.py ${GEN_DIR} ${IFC_ENABLED} ${COLLTRACE} ${ENABLE_MSCCL_KERNEL} ${BUILD_LOCAL_GPU_TARGET_ONLY} ${ONLY_FUNCS}
WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
RESULT_VARIABLE gen_py_result
ERROR_VARIABLE gen_py_error
)
if (gen_py_result)
message(SEND_ERROR "Error: ${gen_py_error}")
message(FATAL_ERROR "${CMAKE_SOURCE_DIR}/src/device/generate.py failed")
endif()
# Find the generated files in the output directory
file(GLOB GENERATED_FILES "${GEN_DIR}/*")
# Append all found generated files to the list
foreach(file ${GENERATED_FILES})
list(APPEND HIP_SOURCES ${file})
endforeach()
# Create an initial git_version.cpp file (that will be updated with latest git version)
#==================================================================================================
file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/git_version.cpp "")
list(APPEND HIP_SOURCES ${CMAKE_CURRENT_BINARY_DIR}/git_version.cpp)
# Create a custom target that updates git_version.cpp and executes whenever rccl is built
add_custom_target(git_version_check
COMMENT "Updating git_version.cpp if necessary"
COMMAND ${CMAKE_COMMAND} -P ${CMAKE_CURRENT_SOURCE_DIR}/cmake/scripts/git_version.cmake
VERBATIM
)
# Set up RCCL library
#==================================================================================================
## Set RCCL source files
add_library(rccl ${HIP_SOURCES})
## Set RCCL dependencies
add_dependencies(rccl git_version_check) # Execute git_version_check during build
## Set RCCL include directories
target_include_directories(rccl PRIVATE ${PROJECT_BINARY_DIR}/include) # for generated rccl.h header
target_include_directories(rccl PRIVATE ${HIPIFY_DIR}/src) # for hipfied headers
target_include_directories(rccl PRIVATE ${HIPIFY_DIR}/src/include)
target_include_directories(rccl PRIVATE ${HIPIFY_DIR}/src/device)
target_include_directories(rccl PRIVATE ${HIPIFY_DIR}/src/device/network/unpack)
target_include_directories(rccl PRIVATE ${HIPIFY_DIR}/gensrc)
target_include_directories(rccl PRIVATE ${HSA_INCLUDE_PATH})
target_include_directories(rccl PRIVATE ${ROCM_SMI_INCLUDE_DIR})
if(DEMANGLE_DIR)
target_include_directories(rccl PRIVATE ${DEMANGLE_DIR})
endif()
## Set RCCL compile definitions
if(COLLTRACE)
target_compile_definitions(rccl PRIVATE ENABLE_COLLTRACE)
endif()
if(ENABLE_MSCCL_KERNEL)
target_compile_definitions(rccl PRIVATE COMPILE_MSCCL_KERNEL)
endif()
if(ENABLE_MSCCLPP)
target_compile_definitions(rccl PRIVATE ENABLE_MSCCLPP)
endif()
if(HAVE_ROCM_SMI64CONFIG)
target_compile_definitions(rccl PRIVATE USE_ROCM_SMI64CONFIG)
endif()
if(HAVE_ROCM_SMI_THREAD_ONLY_MUTEX)
target_compile_definitions(rccl PRIVATE USE_ROCM_SMI_THREAD_ONLY_MUTEX)
endif()
if(NPKIT_FLAGS)
target_compile_definitions(rccl PRIVATE ${NPKIT_FLAGS})
endif()
if(PROFILE)
target_compile_definitions(rccl PRIVATE ENABLE_PROFILING)
endif()
if(ROCTX_ENABLE)
target_compile_definitions(rccl PRIVATE ROCTX_ENABLE)
else()
target_compile_definitions(rccl PRIVATE NVTX_NO_IMPL)
target_compile_definitions(rccl PRIVATE NVTX_DISABLE)
endif()
if(TRACE)
target_compile_definitions(rccl PRIVATE ENABLE_TRACE)
endif()
if(${HIP_CONTIGUOUS_MEMORY})
target_compile_definitions(rccl PRIVATE HIP_CONTIGUOUS_MEMORY)
message(STATUS "HIP_CONTIGUOUS_MEMORY enabled")
else()
message(STATUS "HIP_CONTIGUOUS_MEMORY disabled")
endif()
if("${hip_version_string}" VERSION_GREATER_EQUAL "5.7.31920")
target_compile_definitions(rccl PRIVATE HIP_UNCACHED_MEMORY)
message(STATUS "HIP_UNCACHED_MEMORY enabled")
else()
message(STATUS "HIP_UNCACHED_MEMORY disabled - requires HIP version >= 5.7.31920")
# keep --hipcc-func-supp on older HIP and compiler
if(NOT IFC_ENABLED)
target_compile_options(rccl PRIVATE --hipcc-func-supp)
message(STATUS "--hipcc-func-supp enabled")
else()
message(STATUS "--hipcc-func-supp disabled")
endif()
endif()
if (BUILD_BFD)
if (HAVE_BFD)
target_compile_definitions(rccl PRIVATE HAVE_BFD)
endif()
if (HAVE_DECL_BFD_GET_SECTION_FLAGS)
target_compile_definitions(rccl PRIVATE HAVE_DECL_BFD_GET_SECTION_FLAGS)
endif()
if (HAVE_DECL_BFD_GET_SECTION_VMA)
target_compile_definitions(rccl PRIVATE HAVE_DECL_BFD_GET_SECTION_VMA)
endif()
if (HAVE_TWO_ARG_BFD_SECTION_SIZE)
target_compile_definitions(rccl PRIVATE HAVE_TWO_ARG_BFD_SECTION_SIZE)
endif()
endif()
if (IFC_ENABLED)
target_compile_definitions(rccl PRIVATE USE_INDIRECT_FUNCTION_CALL)
endif()
if(DEMANGLE_DIR)
target_compile_definitions(rccl PRIVATE "HAVE_CPLUS_DEMANGLE=1")
target_compile_definitions(rccl PRIVATE "HAVE_DECL_BASENAME=1")
endif()
if(LL128_ENABLED)
target_compile_definitions(rccl PRIVATE ENABLE_LL128)
endif()
## Set RCCL compile options
if (HAVE_PARALLEL_JOBS)
target_compile_options(rccl PRIVATE -parallel-jobs=12)
endif()
target_compile_options(rccl PRIVATE -Werror=uninitialized)
target_compile_options(rccl PRIVATE -Werror=sometimes-uninitialized)
target_compile_options(rccl PRIVATE -Wall)
target_compile_options(rccl PRIVATE -Wno-format-nonliteral)
target_compile_options(rccl PRIVATE -fgpu-rdc) # Generate relocatable device code (required for extern __shared__)
target_compile_options(rccl PRIVATE -fvisibility=hidden) # Set symbol visibility to hidden by default
if (HAVE_KERNARG_PRELOAD)
target_compile_options(rccl PRIVATE -mllvm --amdgpu-kernarg-preload-count=16)
endif()
## NOTE: This is currently being handled by rocm-cmake, however may need to be re-enabled in the future
#foreach(target ${GPU_TARGETS})
# target_compile_options(rccl PRIVATE --offload-arch=${target})
#endforeach()
if(BUILD_ADDRESS_SANITIZER)
target_compile_options(rccl PRIVATE -fsanitize=address -shared-libasan)
endif()
if(TIMETRACE)
target_compile_options(rccl PRIVATE -ftime-trace)
endif()
if (FAULT_INJECTION)
target_compile_definitions(rccl PRIVATE ENABLE_FAULT_INJECTION)
message(STATUS "Fault injection enabled")
endif()
## Set RCCL linked library directories
target_link_directories(rccl PRIVATE ${ROCM_SMI_LIB_DIR})
if (ROCM_VERSION VERSION_GREATER_EQUAL "60100")
option(RCCL_ROCPROFILER_REGISTER "Enable rocprofiler-register support" ON)
else()
if(RCCL_ROCPROFILER_REGISTER)
message(AUTHOR_WARNING "RCCL_ROCPROFILER_REGISTER is not valid option for ROCm < 6.2. Current ROCm version: ${ROCM_VERSION}")
endif()
set(RCCL_ROCPROFILER_REGISTER OFF CACHE BOOL "" FORCE)
endif()
if(RCCL_ROCPROFILER_REGISTER)
find_package(rocprofiler-register REQUIRED)
target_compile_definitions(rccl PRIVATE RCCL_ROCPROFILER_REGISTER=1)
target_link_libraries(
rccl PRIVATE rocprofiler-register::rocprofiler-register)
endif()
## Set RCCL linked libraries
if (HAVE_BFD)
target_link_libraries(rccl PRIVATE bfd)
if(HAVE_IBERTY)
target_link_libraries(rccl PRIVATE iberty z)
endif()
endif()
if (ROCTX_ENABLE)
target_link_libraries(rccl PRIVATE -lroctx64)
endif()
target_link_libraries(rccl PRIVATE -fgpu-rdc) # Required when linking relocatable device code
target_link_libraries(rccl PRIVATE Threads::Threads)
target_link_libraries(rccl INTERFACE hip::host)
target_link_libraries(rccl PRIVATE hip::device)
target_link_libraries(rccl PRIVATE dl)
target_link_libraries(rccl PRIVATE ${ROCM_SMI_LIBRARIES})
if(ENABLE_MSCCLPP)
target_link_libraries(rccl PRIVATE mscclpp_nccl)
endif()
## Set RCCL link options
## Find out available memory
execute_process(
COMMAND bash "-c" "cat /sys/fs/cgroup/memory.max"
OUTPUT_VARIABLE memory_max_string)
if (${memory_max_string} MATCHES "^[0-9]+")
math(EXPR memory_in_gb "${memory_max_string} / (1024 * 1024 * 1024)")
else()
execute_process(
COMMAND bash "-c" "free | grep -o '[[:digit:]]*' | head -1"
OUTPUT_VARIABLE memory_max_string)
## memory_max_string holds the free memory in KB
if (${memory_max_string} MATCHES "^[0-9]+")
math(EXPR memory_in_gb "${memory_max_string} / (1024 * 1024)") ## KB to GB conversion
else()
cmake_host_system_information(RESULT memory_max_string QUERY AVAILABLE_PHYSICAL_MEMORY )
math(EXPR memory_in_gb "${memory_max_string} / 1024")
endif()
endif()
## Reserve 16GB for each linker job. Limit max number of linker jobs to 16
if (HAVE_PARALLEL_JOBS)
math(EXPR num_linker_jobs "(${memory_in_gb} + 15) / 16")
if (${num_linker_jobs} GREATER_EQUAL "16")
set(num_linker_jobs "16")
endif()
message(STATUS "Use ${num_linker_jobs} jobs for linking")
target_link_options(rccl PRIVATE -parallel-jobs=${num_linker_jobs}) # Use multiple threads to link
endif()
if(BUILD_ADDRESS_SANITIZER)
target_link_options(rccl PRIVATE -fuse-ld=lld)
endif()
if(TIMETRACE)
target_link_options(rccl PRIVATE -ftime-trace)
endif()
if(NOT BUILD_SHARED_LIBS)
message(STATUS "Building static RCCL library")
else()
message(STATUS "Building shared RCCL library")
endif()
if (HAVE_KERNARG_PRELOAD)
target_link_options(rccl PRIVATE "SHELL:-Xoffload-linker -mllvm=-amdgpu-kernarg-preload-count=16")
endif()
if(ENABLE_MSCCLPP)
include(cmake/MSCCLPP.cmake)
endif()
## Track linking time
set_property(TARGET rccl PROPERTY RULE_LAUNCH_LINK "${CMAKE_COMMAND} -E time")
## Setup librccl.so version
rocm_set_soversion(rccl "1.0")
if(NOT BUILD_SHARED_LIBS)
# To create a static lib with `-fgpu-rdc`, you need `--emit-static-lib` and `--hip-link`.
# You also need to invoke amdclang++ again to trigger GPU code generation.
set(static_link_flags
${CXXFLAGS}
--hip-link
-fgpu-rdc
--emit-static-lib
)
# Find all the libraries we need to link at link time to include them in the clang link
# command line.
get_target_property(rccl_libs rccl LINK_LIBRARIES)
foreach(target ${rccl_libs})
if(TARGET ${target})
get_target_property(location ${target} LOCATION)
if(location)
LIST(APPEND static_link_flags -l${location})
endif()
endif()
endforeach()
foreach(target ${GPU_TARGETS})
list(APPEND static_link_flags --offload-arch=${target})
endforeach()
list(JOIN static_link_flags " " flags_str)
# Invoking amdclang++ this way will produce a static archive, so just override ARCHIVE_CREATE.
set(CMAKE_CXX_ARCHIVE_CREATE "<CMAKE_CXX_COMPILER> ${flags_str} -o <TARGET> <OBJECTS>")
endif()
# Install settings
#==================================================================================================
## Specify install targets
rocm_install_targets(TARGETS rccl)
rocm_install(FILES ${PROJECT_BINARY_DIR}/include/rccl/rccl.h src/include/nccl_net.h
DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/rccl)
rocm_install(FILES src/include/api_trace.h
DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/rccl/amd_detail)
file(COPY tools/msccl-algorithms DESTINATION ${PROJECT_BINARY_DIR})
file(COPY tools/msccl-unit-test-algorithms DESTINATION ${PROJECT_BINARY_DIR})
## Install Algorithm files under share folder
rocm_install(DIRECTORY ${PROJECT_BINARY_DIR}/msccl-algorithms DESTINATION ${CMAKE_INSTALL_DATADIR}/rccl)
rocm_install(DIRECTORY ${PROJECT_BINARY_DIR}/msccl-unit-test-algorithms DESTINATION ${CMAKE_INSTALL_DATADIR}/rccl)
rocm_export_targets(
NAMESPACE roc::
TARGETS rccl
DEPENDS hip)
## Build with backwards compatibility if requested
if(BUILD_FILE_REORG_BACKWARD_COMPATIBILITY)
### Create wrapper files
rocm_wrap_header_dir(
"${PROJECT_BINARY_DIR}/include/rccl"
PATTERNS "rccl.h"
GUARDS SYMLINK WRAPPER
WRAPPER_LOCATIONS ${CMAKE_INSTALL_INCLUDEDIR} rccl/${CMAKE_INSTALL_INCLUDEDIR})
### install the wrapper header file to package
rocm_install(
FILES ${PROJECT_BINARY_DIR}/rccl/include/rccl.h src/include/nccl_net.h
DESTINATION "./rccl/${CMAKE_INSTALL_INCLUDEDIR}/" )
rocm_install(
FILES ${PROJECT_BINARY_DIR}/include/rccl.h src/include/nccl_net.h