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# -*- 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 $arch -c99 -Minform=warn"
##############
# Production #
##############
# NDEBUG is handled explicitly by the configure script
#PROD_CFLAGS="-fast"
PROD_CFLAGS="" # -fast implies -O2 and -O2+ currently has test failures.
#########
# Debug #
#########
# NDEBUG is handled explicitly by the configure script
# -g is handled by the symbols flags
DEBUG_CFLAGS="-Mbounds"
###########
# Symbols #
###########
NO_SYMBOLS_CFLAGS="-s"
SYMBOLS_CFLAGS="-g"
#############
# Profiling #
#############
PROFILE_CFLAGS="-Mprof=func,line"
# Use this for profiling with gprof
#PROFILE_CFLAGS="-pg"
################
# Optimization #
################
HIGH_OPT_CFLAGS="-O1" # -O2+ currently has test failures.
#DEBUG_OPT_CFLAGS="-gopt -O2"
DEBUG_OPT_CFLAGS="-gopt -O1" # -O2+ currently has test failures.
NO_OPT_CFLAGS="-O0"
#################
# Flags are set #
#################
cc_flags_set=yes
fi
# Clear cc info if no flags set
if test "X-$cc_flags_set" = "X-"; then
cc_vendor=
cc_version=
fi
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