Add NVidia compiler support and CI (#3686)

7 files changed, 406 insertions, 3 deletions

diff --git a/config/cmake/HDFCXXCompilerFlags.cmake b/config/cmake/HDFCXXCompilerFlags.cmake
index e8a55ba..13f712d 100644
--- a/config/cmake/HDFCXXCompilerFlags.cmake
+++ b/config/cmake/HDFCXXCompilerFlags.cmake
@@ -49,6 +49,22 @@ if (CMAKE_CXX_COMPILER_ID STREQUAL SunPro AND CMAKE_CXX_COMPILER_LOADED)
   endif ()
 endif ()
 
+if (CMAKE_CXX_COMPILER_ID STREQUAL "NVHPC" AND CMAKE_CXX_COMPILER_LOADED)
+  if (NOT DEFINED CMAKE_CXX${CMAKE_CXX_STANDARD}_STANDARD_COMPILE_OPTION)
+    if (NOT CMAKE_CXX_STANDARD OR CMAKE_CXX_STANDARD EQUAL 11)
+      set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${CMAKE_C11_STANDARD_COMPILE_OPTION}")
+    endif ()
+  endif ()
+  if (NOT ${HDF_CFG_NAME} MATCHES "Debug" AND NOT ${HDF_CFG_NAME} MATCHES "Developer")
+    set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Minform=warn")
+    if (NOT ${HDF_CFG_NAME} MATCHES "RelWithDebInfo")
+      set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -s")
+    endif ()
+  else ()
+    set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Mbounds -gopt -g")
+  endif ()
+endif ()
+
 if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
   set (CMAKE_CXX_FLAGS "${CMAKE_ANSI_CFLAGS} ${CMAKE_CXX_FLAGS}")
   if (${HDF_CFG_NAME} MATCHES "Debug" OR ${HDF_CFG_NAME} MATCHES "Developer")
@@ -97,7 +113,7 @@ if (HDF5_DISABLE_COMPILER_WARNINGS)
 endif ()
 
 #-----------------------------------------------------------------------------
-# HDF5 library compile options
+# HDF5 library compile options - to be made available to all targets
 #-----------------------------------------------------------------------------
 
 if (${CMAKE_SYSTEM_NAME} MATCHES "SunOS")
diff --git a/config/cmake/HDFCompilerFlags.cmake b/config/cmake/HDFCompilerFlags.cmake
index 1dca910..a6bce98 100644
--- a/config/cmake/HDFCompilerFlags.cmake
+++ b/config/cmake/HDFCompilerFlags.cmake
@@ -47,6 +47,17 @@ if(_CLANG_MSVC_WINDOWS AND "x${CMAKE_C_COMPILER_FRONTEND_VARIANT}" STREQUAL "xGN
   set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Xlinker -stack:20000000")
 endif()
 
+if(CMAKE_C_COMPILER_ID STREQUAL "NVHPC" )
+  set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Minform=warn")
+  if (NOT ${HDF_CFG_NAME} MATCHES "Debug" AND NOT ${HDF_CFG_NAME} MATCHES "Developer")
+    if (NOT ${HDF_CFG_NAME} MATCHES "RelWithDebInfo")
+      set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -s")
+    endif ()
+  else ()
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Mbounds -g")
+  endif ()
+endif()
+
 if (CMAKE_COMPILER_IS_GNUCC)
   set (CMAKE_C_FLAGS "${CMAKE_ANSI_CFLAGS} ${CMAKE_C_FLAGS}")
   if (${HDF_CFG_NAME} MATCHES "Debug" OR ${HDF_CFG_NAME} MATCHES "Developer")
@@ -106,7 +117,7 @@ if (HDF5_DISABLE_COMPILER_WARNINGS)
 endif ()
 
 #-----------------------------------------------------------------------------
-# HDF5 library compile options
+# HDF5 library compile options - to be made available to all targets
 #-----------------------------------------------------------------------------
 
 #-----------------------------------------------------------------------------
diff --git a/config/cmake/HDFFortranCompilerFlags.cmake b/config/cmake/HDFFortranCompilerFlags.cmake
index e08df05..f207c70 100644
--- a/config/cmake/HDFFortranCompilerFlags.cmake
+++ b/config/cmake/HDFFortranCompilerFlags.cmake
@@ -41,7 +41,7 @@ if (HDF5_DISABLE_COMPILER_WARNINGS)
 endif ()
 
 #-----------------------------------------------------------------------------
-# HDF5 library compile options
+# HDF5 library compile options - to be made available to all targets
 #-----------------------------------------------------------------------------
 if (CMAKE_Fortran_COMPILER_ID STREQUAL "GNU" AND NOT CMAKE_Fortran_COMPILER_VERSION VERSION_LESS 10.0)
   if (HDF5_ENABLE_BUILD_DIAGS)
@@ -56,6 +56,16 @@ if (CMAKE_Fortran_COMPILER_ID STREQUAL "NAG")
     message (STATUS "... Select IEEE floating-point mode full")
     list (APPEND HDF5_CMAKE_Fortran_FLAGS "-ieee=full")
 endif ()
+if (CMAKE_Fortran_COMPILER_ID STREQUAL "NVHPC")
+  if (NOT ${HDF_CFG_NAME} MATCHES "Debug" AND NOT ${HDF_CFG_NAME} MATCHES "Developer")
+    set (CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -Mnoframe")
+    if (NOT ${HDF_CFG_NAME} MATCHES "RelWithDebInfo")
+      set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -s")
+    endif ()
+  else ()
+    set (CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -Mbounds -Mchkptr -Mdclchk -g")
+  endif ()
+endif ()
 
 if (NOT MSVC AND NOT MINGW)
   # General flags
diff --git a/config/linux-gnulibc1 b/config/linux-gnulibc1
index 7f3c339..7614b07 100644
--- a/config/linux-gnulibc1
+++ b/config/linux-gnulibc1
@@ -298,6 +298,7 @@ case $FC in
     *pgf90*)
         fc_version_info=`$FC $FCFLAGS $H5_FCFLAGS -V 2>&1 | grep 'pgf90'`
         ;;
+
     *nagfor*|*nagftn*)
         RM='rm -f'
         tmpfile=/tmp/cmpver.$$
@@ -322,6 +323,9 @@ fi
 # check if the compiler_version_info is already set
 if test -z "$cxx_version_info"; then
 case $CXX in
+    *nvc++*)
+        cxx_version_info=`$CXX $CXXFLAGS $H5_CXXFLAGS -V 2>&1 | grep 'nvc++'`
+        ;;
     *pgc++*)
         cxx_version_info=`$CXX $CXXFLAGS $H5_CXXFLAGS -V 2>&1 | grep 'pgc++'`
         ;;
diff --git a/config/nvidia-cxxflags b/config/nvidia-cxxflags
new file mode 100644
index 0000000..6becd26
--- /dev/null
+++ b/config/nvidia-cxxflags
@@ -0,0 +1,101 @@
+#                            -*- shell-script -*-
+#
+# Copyright by The HDF Group.
+# All rights reserved.
+#
+# This file is part of HDF5.  The full HDF5 copyright notice, including
+# terms governing use, modification, and redistribution, is contained in
+# the COPYING file, which can be found at the root of the source code
+# distribution tree, or in https://www.hdfgroup.org/licenses.
+# If you do not have access to either file, you may request a copy from
+# help@hdfgroup.org.
+
+
+# This file should be sourced into configure if the compiler is the
+# NVIDIA nvc++ compiler or a derivative.  It is careful not to do anything
+# if the compiler is not NVIDIA; otherwise `cxx_flags_set' is set to `yes'
+#
+
+# Get the compiler version in a way that works for NVIDIA nvc++
+# unless a compiler version is already known
+#
+#   cxx_vendor:    The compiler name: nvc++
+#   cxx_version:   Version number: 5.0-2, 5.2-2
+#
+if test X = "X$cxx_flags_set"; then
+    cxx_version="`$CXX $CXXFLAGS -V 2>&1 |grep '^nvc++ '`"
+    if test X != "X$cxx_version"; then
+        cxx_vendor=`echo $cxx_version |sed 's/\([a-z]*++\).*/\1/'`
+        cxx_version=`echo $cxx_version |sed 's/nvc++ \([-a-z0-9\.\-]*\).*/\1/'`
+        echo "compiler '$CXX' is NVIDIA $cxx_vendor-$cxx_version"
+
+        # Some version numbers
+        # NVIDIA version numbers are of the form: "major.minor-patch"
+        cxx_vers_major=`echo $cxx_version | cut -f1 -d.`
+        cxx_vers_minor=`echo $cxx_version | cut -f2 -d. | cut -f1 -d-`
+        cxx_vers_patch=`echo $cxx_version | cut -f2 -d. | cut -f2 -d-`
+        test -n "$cxx_vers_major" || cxx_vers_major=0
+        test -n "$cxx_vers_minor" || cxx_vers_minor=0
+        test -n "$cxx_vers_patch" || cxx_vers_patch=0
+        cxx_vers_all=`expr $cxx_vers_major '*' 1000000 + $cxx_vers_minor '*' 1000 + $cxx_vers_patch`
+    fi
+fi
+
+# Common PGI flags for various situations
+if test "X-nvc++" = "X-$cxx_vendor"; then
+
+    ###########
+    # General #
+    ###########
+
+    # Default to C++11 standard
+    H5_CXXFLAGS="$H5_CXXFLAGS -std=c++11 -Minform=warn"
+
+    ##############
+    # Production #
+    ##############
+
+    PROD_CXXFLAGS=
+
+    #########
+    # Debug #
+    #########
+
+    # NDEBUG is handled explicitly in configure
+    # -g is handled by the symbols flags
+    DEBUG_CXXFLAGS="-Mbounds"
+
+    ###########
+    # Symbols #
+    ###########
+
+    NO_SYMBOLS_CXXFLAGS="-s"
+    SYMBOLS_CXXFLAGS="-g"
+
+    #############
+    # Profiling #
+    #############
+
+    PROFILE_CXXFLAGS="-Mprof=func,line"
+    # Use this for profiling with gprof
+    #PROFILE_CXXFLAGS="-pg"
+
+    ################
+    # Optimization #
+    ################
+
+    HIGH_OPT_CXXFLAGS="-O4"
+    DEBUG_OPT_CXXFLAGS="-gopt -O2"
+    NO_OPT_CXXFLAGS="-O0"
+
+    #################
+    # Flags are set #
+    #################
+    cxx_flags_set=yes
+fi
+
+# Clear cxx info if no flags set
+if test "X-$cxx_flags_set" = "X-"; then
+    cxx_vendor=
+    cxx_version=
+fi
diff --git a/config/nvidia-fflags b/config/nvidia-fflags
new file mode 100644
index 0000000..77677e1
--- /dev/null
+++ b/config/nvidia-fflags
@@ -0,0 +1,139 @@
+#                            -*- shell-script -*-
+#
+# Copyright by The HDF Group.
+# All rights reserved.
+#
+# This file is part of HDF5.  The full HDF5 copyright notice, including
+# terms governing use, modification, and redistribution, is contained in
+# the COPYING file, which can be found at the root of the source code
+# distribution tree, or in https://www.hdfgroup.org/licenses.
+# If you do not have access to either file, you may request a copy from
+# help@hdfgroup.org.
+
+
+# This file should be sourced into configure if the compiler is the
+# NVIDIA nvfortran compiler or a derivative.  It is careful not to do anything
+# if the compiler is not NVIDIA; otherwise `f9x_flags_set' is set to `yes'
+#
+
+# Get the compiler version in a way that works for NVIDIA nvfortran
+# unless a compiler version is already known
+#
+#   f9x_vendor:    The compiler name: nvfortran
+#   f9x_version:   Version number:
+#
+if test X = "X$f9x_flags_set"; then
+    f9x_version="`$FC $FCFLAGS -V 2>&1 |grep '^nvfortran '`"
+    if test X != "X$f9x_version"; then
+        is_mpi="`$FC $FCFLAGS -help 2>&1 |grep 'link MPI'`"
+        f9x_vendor=`echo $f9x_version |sed 's/\([a-z0-9]*\).*/\1/'`
+        f9x_version=`echo $f9x_version |sed 's/nvfortran \([-a-z0-9\.\-]*\).*/\1/'`
+        echo "compiler '$FC' is NVIDIA $f9x_vendor-$f9x_version"
+
+        # Some version numbers
+        # NVIDIA version numbers are of the form: "major.minor-patch"
+        f9x_vers_major=`echo $f9x_version | cut -f1 -d.`
+        f9x_vers_minor=`echo $f9x_version | cut -f2 -d. | cut -f1 -d-`
+        f9x_vers_patch=`echo $f9x_version | cut -f2 -d. | cut -f2 -d-`
+        test -n "$f9x_vers_major" || f9x_vers_major=0
+        test -n "$f9x_vers_minor" || f9x_vers_minor=0
+        test -n "$f9x_vers_patch" || f9x_vers_patch=0
+        f9x_vers_all=`expr $f9x_vers_major '*' 1000000 + $f9x_vers_minor '*' 1000 + $f9x_vers_patch`
+    fi
+fi
+
+# Common NVIDIA flags for various situations
+if test "X-nvfortran" = "X-$f9x_vendor"; then
+
+    ###############################
+    # Architecture-specific flags #
+    ###############################
+
+    arch=
+    # Nothing currently. (Uncomment code below and modify to add any)
+    #case "$host_os-$host_cpu" in
+    #    *-i686)
+    #        arch="-march=i686"
+    #        ;;
+    #esac
+
+    # Host-specific flags
+    # Nothing currently. (Uncomment code below and modify to add any)
+    #case "`hostname`" in
+    #    sleipnir.ncsa.uiuc.edu)
+    #        arch="$arch -pipe"
+    #        ;;
+    #esac
+
+    ##############
+    # Production #
+    ##############
+
+    # Check for MPI wrapper being used and tweak down compiler options
+    # Comment out the Tweaking since it caused problems to mpich1.2.6.
+    # Need to investigate the reasons to tweak.
+    #if test "X-" == "X-$is_mpi"; then
+    #    PROD_FCFLAGS="-fast -s -Mnoframe"
+    #else
+    #    PROD_FCFLAGS="-O2 -s"
+    #fi
+    PROD_FCFLAGS="-fast -Mnoframe -fPIC"
+
+    #########
+    # Debug #
+    #########
+
+    DEBUG_FCFLAGS="-Mbounds -Mchkptr -Mdclchk -fPIC"
+
+    ###########
+    # Symbols #
+    ###########
+
+    NO_SYMBOLS_FCFLAGS="-s"
+    SYMBOLS_FCFLAGS="-g"
+
+    #############
+    # Profiling #
+    #############
+
+    PROFILE_FCFLAGS="-Mprof=func,line"
+    # Use this for profiling with gprof
+    #PROFILE_FCFLAGS="-pg"
+
+    ################
+    # Optimization #
+    ################
+
+    HIGH_OPT_FCFLAGS=
+    DEBUG_OPT_FCFLAGS=
+    NO_OPT_FCFLAGS=
+
+    ############
+    # Warnings #
+    ############
+
+    ###########
+    # General #
+    ###########
+
+    FC_BASENAME=nvfortran
+    Fortran_COMPILER_ID=NVIDIA
+    F9XSUFFIXFLAG=""
+    FSEARCH_DIRS=""
+    # Uncomment the following to add something specific for FCFLAGS.
+    #FCFLAGS="$FCFLAGS"
+
+
+
+    #################
+    # Flags are set #
+    #################
+    f9x_flags_set=yes
+fi
+
+# Clear f9x info if no flags set
+if test "X-$f9x_flags_set" = "X-"; then
+  f9x_vendor=
+  f9x_version=
+fi
+
diff --git a/config/nvidia-flags b/config/nvidia-flags
new file mode 100644
index 0000000..864c644
--- /dev/null
+++ b/config/nvidia-flags
@@ -0,0 +1,122 @@
+#                            -*- shell-script -*-
+#
+# Copyright by The HDF Group.
+# All rights reserved.
+#
+# This file is part of HDF5.  The full HDF5 copyright notice, including
+# terms governing use, modification, and redistribution, is contained in
+# the COPYING file, which can be found at the root of the source code
+# distribution tree, or in https://www.hdfgroup.org/licenses.
+# If you do not have access to either file, you may request a copy from
+# help@hdfgroup.org.
+
+
+# This file should be sourced into configure if the compiler is the
+# NVIDIA nvc compiler or a derivative.  It is careful not to do anything
+# if the compiler is not nvcc; otherwise `cc_flags_set' is set to `yes'
+#
+
+# Get the compiler version in a way that works for nvc
+# unless a compiler version is already known
+#
+#   cc_vendor:    The compiler name: nvc
+#   cc_version:   Version number: 5.0-2, 5.2-2
+#
+if test X = "X$cc_flags_set"; then
+    cc_version="`$CC $CFLAGS -V 2>&1 |grep '^nvc '`"
+    if test X != "X$cc_version"; then
+        is_mpi="`$CC $CFLAGS -help 2>&1 |grep 'MPI'`"
+        cc_vendor=`echo $cc_version |sed 's/\([a-z]*\).*/\1/'`
+        cc_version=`echo $cc_version |sed 's/nvc \([-a-z0-9\.\-]*\).*/\1/'`
+        echo "compiler '$CC' is NVIDIA $cc_vendor-$cc_version"
+
+        # Some version numbers
+        # NVIDIA version numbers are of the form: "major.minor-patch"
+        cc_vers_major=`echo $cc_version | cut -f1 -d.`
+        cc_vers_minor=`echo $cc_version | cut -f2 -d. | cut -f1 -d-`
+        cc_vers_patch=`echo $cc_version | cut -f2 -d. | cut -f2 -d-`
+        test -n "$cc_vers_major" || cc_vers_major=0
+        test -n "$cc_vers_minor" || cc_vers_minor=0
+        test -n "$cc_vers_patch" || cc_vers_patch=0
+        cc_vers_all=`expr $cc_vers_major '*' 1000000 + $cc_vers_minor '*' 1000 + $cc_vers_patch`
+    fi
+fi
+
+# Common PGI flags for various situations
+if test "X-nvc" = "X-$cc_vendor" -o "X-nvcc" = "X-$cc_vendor"; then
+    # Insert section about version specific problems from compiler flags here,
+    # if necessary.
+
+    arch=
+    # Architecture-specific flags
+    # Nothing currently. (Uncomment code below and modify to add any)
+    #case "$host_os-$host_cpu" in
+    #    *-i686)
+    #        arch="-march=i686"
+    #        ;;
+    #esac
+
+    # Host-specific flags
+    # Nothing currently. (Uncomment code below and modify to add any)
+    #case "`hostname`" in
+    #    sleipnir.ncsa.uiuc.edu)
+    #        arch="$arch -pipe"
+    #        ;;
+    #esac
+
+    ###########
+    # General #
+    ###########
+
+    # Default to C99 standard.
+    H5_CFLAGS="$H5_CFLAGS $arch -c99 -Minform=warn"
+
+    ##############
+    # Production #
+    ##############
+
+    # NDEBUG is handled explicitly by the configure script
+    PROD_CFLAGS="-fast"
+
+    #########
+    # Debug #
+    #########
+
+    # NDEBUG is handled explicitly by the configure script
+    # -g is handled by the symbols flags
+    DEBUG_CFLAGS="-Mbounds"
+
+    ###########
+    # Symbols #
+    ###########
+
+    NO_SYMBOLS_CFLAGS="-s"
+    SYMBOLS_CFLAGS="-g"
+
+    #############
+    # Profiling #
+    #############
+
+    PROFILE_CFLAGS="-Mprof=func,line"
+    # Use this for profiling with gprof
+    #PROFILE_CFLAGS="-pg"
+
+    ################
+    # Optimization #
+    ################
+
+    HIGH_OPT_CFLAGS="-O1"         # -O2+ currently has test failures.
+    DEBUG_OPT_CFLAGS="-gopt -O2"
+    NO_OPT_CFLAGS="-O0"
+
+    #################
+    # Flags are set #
+    #################
+    cc_flags_set=yes
+fi
+
+# Clear cc info if no flags set
+if test "X-$cc_flags_set" = "X-"; then
+    cc_vendor=
+    cc_version=
+fi