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#!/bin/sh
# Considering this script will be in cuda toolkit bin directory.
CUDA_TOOLKIT_BIN_DIR="$(dirname "$(readlink -f -- "$0")")"
setLatestNsightComputeToolDir()
{
# Split version information <year>.<major_version>.<minor version> by "."
year=$(echo "$1" | cut -d'.' -f1)
major_version=$(echo "$1" | cut -d'.' -f2)
minor_version=$(echo "$1" | cut -d'.' -f3)
version_value=$(( year * 10000 + major_version * 100 + minor_version ))
if [ "$version_value" -ge "$latest_version" ]; then
latest_version=$version_value
LATEST_NSIGHT_COMPUTE_TOOL_DIR=$2
fi
}
# Pick latest Nsight Compute version if user has more than one nsight-compute-<year>.<major_version>.<minor version> or nsight-compute/<version> folder.
latest_version=0
# If installed with .deb or .rpm pkg, nsight-compute tools will be under nsight-compute/<tool_version folder> folder. e.g nsight-compute/2019.4.0
if [ -d "/opt/nvidia/nsight-compute" ]; then
for nsight_compute_dir in /opt/nvidia/nsight-compute/*; do
if [ ! -e "$nsight_compute_dir" ]; then
# Glob didn't match anything. Let's skip this single iteration.
continue
fi
setLatestNsightComputeToolDir "$(basename "$nsight_compute_dir")" "$nsight_compute_dir"
done
fi
# If installed with .run file, nsight-compute tools will be under nsight-compute-<version> folder. e.g nsight-compute-2019.4.0
for nsight_compute_tool_dir_path in "$CUDA_TOOLKIT_BIN_DIR"/../nsight-compute-*; do
if [ ! -e "$nsight_compute_tool_dir_path" ]; then
# Glob didn't match anything. Let's skip this single iteration.
continue
fi
# Split nsight compute tool dir path by "/" to get nsight compute folder name.
nsight_compute_tool_dir_name=${nsight_compute_tool_dir_path##*/}
# Split nsight compute tool dir name nsight-compute-<year>.<major_version>.<minor version> by "-" to get version information.
nsight_compute_tool_version=${nsight_compute_tool_dir_name##*-}
setLatestNsightComputeToolDir "$nsight_compute_tool_version" "$nsight_compute_tool_dir_path"
done
if [ -z "$LATEST_NSIGHT_COMPUTE_TOOL_DIR" ]; then
echo "ERROR : nsight-compute directory is not found under $CUDA_TOOLKIT_BIN_DIR/../ or /opt/nvidia. Nsight Compute is not installed on your system." 1>&2
exit 1
fi
# find all available targets
NSIGHT_COMPUTE_TARGETS=$(find "$LATEST_NSIGHT_COMPUTE_TOOL_DIR/target" -maxdepth 1 -name "linux-*")
NSIGHT_COMPUTE_NUM_TARGETS=$(echo "$NSIGHT_COMPUTE_TARGETS" | wc -l)
# if there is only one, use that, otherwise make the selection dynamically
if [ "$NSIGHT_COMPUTE_NUM_TARGETS" = 1 ]; then
NSIGHT_COMPUTE_CLI="$NSIGHT_COMPUTE_TARGETS/ncu"
else
LINUX_DESKTOP_NSIGHT_COMPUTE_CLI="$LATEST_NSIGHT_COMPUTE_TOOL_DIR/target/linux-desktop-glibc_2_11_3-x64/ncu"
POWER_NSIGHT_COMPUTE_CLI="$LATEST_NSIGHT_COMPUTE_TOOL_DIR/target/linux-desktop-glibc_2_19_0-ppc64le/ncu"
LINUX_ARMSERVER_NSIGHT_COMPUTE_CLI="$LATEST_NSIGHT_COMPUTE_TOOL_DIR/target/linux-desktop-t210-a64/ncu"
LINUX_L4T_NSIGHT_COMPUTE_CLI="$LATEST_NSIGHT_COMPUTE_TOOL_DIR/target/linux-v4l_l4t-t210-a64/ncu"
ARCH=$(uname -m)
if [ "$ARCH" = "x86_64" ]; then
NSIGHT_COMPUTE_CLI="$LINUX_DESKTOP_NSIGHT_COMPUTE_CLI"
elif [ "$ARCH" = "ppc64le" ]; then
NSIGHT_COMPUTE_CLI="$POWER_NSIGHT_COMPUTE_CLI"
elif [ "$ARCH" = "aarch64" ]; then
case "$(uname -r)" in
*tegra*) NSIGHT_COMPUTE_CLI="$LINUX_L4T_NSIGHT_COMPUTE_CLI" ;;
*) NSIGHT_COMPUTE_CLI="$LINUX_ARMSERVER_NSIGHT_COMPUTE_CLI" ;;
esac
else
echo "ERROR : Unsupported Architecture: $ARCH" 1>&2
exit 1
fi
fi
if [ ! -x "$NSIGHT_COMPUTE_CLI" ]; then
echo "ERROR : $NSIGHT_COMPUTE_CLI not found." 1>&2
exit 1
fi
exec "$NSIGHT_COMPUTE_CLI" "$@"
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