Adding upstream version 16.2.11+ds.upstream/16.2.11+dsupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

10 files changed, 744 insertions, 0 deletions

diff --git a/src/spdk/isa-l/tools/check_format.sh b/src/spdk/isa-l/tools/check_format.sh
new file mode 100755
index 000000000..dfc92b150
--- /dev/null
+++ b/src/spdk/isa-l/tools/check_format.sh
@@ -0,0 +1,87 @@
+#!/usr/bin/env bash
+
+set -e
+rc=0
+verbose=0
+indent_args='-linux -l95 -cp1 -lps -il6 -ncs'
+function iver { printf "%03d%03d%03d%03d" $(echo "$@" | sed 's/GNU indent//' | tr '.' ' '); }
+
+while [ -n "$*" ]; do
+    case "$1" in
+	-v )
+	    verbose=1
+	    shift
+	    ;;
+	-h )
+	    echo check_format.sh [-h -v]
+	    exit 0
+	    ;;
+    esac
+done
+
+echo "Checking format of files in the git index at $PWD"
+if ! git rev-parse --is-inside-work-tree >& /dev/null; then
+    echo "Not in a git repo: Fail"
+    exit 1
+fi
+
+if hash indent && [ $(iver $(indent --version)) -ge $(iver 2.2.12) ]; then
+    echo "Checking C files for coding style..."
+    for f in `git ls-files '*.c'`; do
+	[ "$verbose" -gt 0 ] && echo "checking style on $f"
+	if ! indent $indent_args -st $f | diff -q $f - >& /dev/null; then
+	    echo "  File found with formatting issues: $f"
+	    [ "$verbose" -gt 0 ] 2> /dev/null && indent $indent_args -st $f | diff -u $f -
+	    rc=1
+	fi
+    done
+    [ "$rc" -gt 0 ] && echo "  Run ./tools/iindent on files"
+else
+	echo "You do not have a recent indent installed so your code style is not being checked!"
+fi
+
+if hash grep; then
+    echo "Checking for dos and whitespace violations..."
+    for f in $(git ls-files); do
+	[ "$verbose" -gt 0 ] && echo "checking whitespace on $f"
+	if grep -q '[[:space:]]$' $f ; then
+	    echo "  File found with trailing whitespace: $f"
+	    rc=1
+	fi
+	if grep -q $'\r' $f ; then
+	    echo "  File found with dos formatting: $f"
+	    rc=1
+	fi
+    done
+fi
+
+echo "Checking source files for permissions..."
+while read -r perm _res0 _res1 f; do
+    [ -z "$f" ] && continue
+    [ "$verbose" -gt 0 ] && echo "checking permissions on $f"
+    if [ "$perm" -ne 100644 ]; then
+	echo "  File found with permissions issue ($perm): $f"
+	rc=1
+    fi
+done <<< $(git ls-files -s -- ':(exclude)*.sh' ':(exclude)*iindent')
+
+echo "Checking script files for permissions..."
+while read -r perm _res0 _res1 f; do
+    [ -z "$f" ] && continue
+    [ "$verbose" -gt 0 ] && echo "checking permissions on $f"
+    if [ "$perm" -ne 100755 ]; then
+	echo "  Script found with permissions issue ($perm): $f"
+	rc=1
+    fi
+done <<< $(git ls-files -s '*.sh')
+
+
+echo "Checking for signoff in commit message..."
+if ! git log -n 1 --format=%B --no-merges | grep -q "^Signed-off-by:" ; then
+    echo "  Commit not signed off. Please read src/CONTRIBUTING.md"
+    rc=1
+fi
+
+[ "$rc" -gt 0 ] && echo Format Fail || echo Format Pass
+
+exit $rc
diff --git a/src/spdk/isa-l/tools/iindent b/src/spdk/isa-l/tools/iindent
new file mode 100755
index 000000000..48d26360f
--- /dev/null
+++ b/src/spdk/isa-l/tools/iindent
@@ -0,0 +1,2 @@
+#!/bin/sh
+indent -linux -l95 -cp1 -lps -il6 -ncs "$@"
diff --git a/src/spdk/isa-l/tools/nasm-filter.sh b/src/spdk/isa-l/tools/nasm-filter.sh
new file mode 100755
index 000000000..5ec9ba3f3
--- /dev/null
+++ b/src/spdk/isa-l/tools/nasm-filter.sh
@@ -0,0 +1,47 @@
+#/bin/sh
+
+# Filter out unnecessary options added by automake
+
+while [ -n "$*" ]; do
+    case "$1" in
+	-f | -o | -D )
+	    # Supported options with arg
+	    options="$options $1 $2"
+	    shift
+	    shift
+	    ;;
+	-I | -i )
+	    options="$options $1 $2/"
+	    shift
+	    shift
+	    ;;
+	--prefix* )
+	    # Supported options without arg
+	    options="$options $1"
+	    shift
+	    ;;
+	-I* | -i* )
+	    options="$options $1/"
+	    shift
+	    ;;
+	-D* ) # For defines we need to remove spaces
+	    case "$1" in
+		*' '* ) ;;
+		*) options="$options $1" ;;
+	    esac
+	    shift
+	    ;;
+	#-blah )
+	# Unsupported options with args - none known
+	-* )
+	    # Unsupported options with no args
+	    shift
+	    ;;
+	* )
+	    args="$args $1"
+	    shift
+	    ;;
+    esac
+done
+
+nasm $options $args
diff --git a/src/spdk/isa-l/tools/remove_trailing_whitespace.sh b/src/spdk/isa-l/tools/remove_trailing_whitespace.sh
new file mode 100755
index 000000000..bb82b9fa5
--- /dev/null
+++ b/src/spdk/isa-l/tools/remove_trailing_whitespace.sh
@@ -0,0 +1,2 @@
+#!/bin/sh
+sed -i -i.bak 's/[[:blank:]]*$//' "$@"
diff --git a/src/spdk/isa-l/tools/test_autorun.sh b/src/spdk/isa-l/tools/test_autorun.sh
new file mode 100755
index 000000000..58d1a0a69
--- /dev/null
+++ b/src/spdk/isa-l/tools/test_autorun.sh
@@ -0,0 +1,63 @@
+#!/usr/bin/env bash
+
+set -e #exit on fail
+
+# Override defaults if exist
+READLINK=readlink
+command -V greadlink >/dev/null 2>&1 && READLINK=greadlink
+
+# Run in build directory
+out="$PWD"
+src=$($READLINK -f $(dirname $0))/..
+cd "$src"
+
+# Echo environment info
+if test -d .git; then
+    branch=$(git describe --always)
+    commitid=$(git rev-parse HEAD)
+    brief=$(git log -1 --format='%s')
+    branch_changes=$(git diff --shortstat)
+fi
+if command -V uname >/dev/null 2>&1; then
+    node=$(uname -n)
+    os_name=$(uname -s)
+    os_all=$(uname -a)
+fi
+
+echo "Test report v1"
+echo "branch:              $branch"
+echo "brief:               $brief"
+echo "commitid:            $commitid"
+echo "node:                $node"
+echo "os_name:             $os_name"
+echo "os_all:              $os_all"
+echo "test_args:           $@"
+echo "changes:             $branch_changes"
+command -V lscpu > /dev/null 2>&1 && lscpu
+
+# Start tests
+
+[ -z "$1" ] && ./tools/test_checks.sh
+
+while [ -n "$1" ]; do
+    case "$1" in
+	check )
+	    ./tools/test_checks.sh
+	    shift ;;
+	ext )
+	    ./tools/test_extended.sh
+	    shift ;;
+	format )
+	    shift ;;
+	all )
+	    ./tools/test_checks.sh
+	    ./tools/test_extended.sh
+	    shift ;;
+	* )
+	    echo $0 undefined option: $1
+	    shift ;;
+    esac
+done
+
+./tools/check_format.sh
+
diff --git a/src/spdk/isa-l/tools/test_checks.sh b/src/spdk/isa-l/tools/test_checks.sh
new file mode 100755
index 000000000..a5a0f45de
--- /dev/null
+++ b/src/spdk/isa-l/tools/test_checks.sh
@@ -0,0 +1,115 @@
+#!/usr/bin/env bash
+
+set -xe #exit on fail
+
+# Defaults
+cpus=1
+S=$RANDOM
+MAKE=make
+READLINK=readlink
+
+# Override defaults if exist
+command -V gmake >/dev/null 2>&1 && MAKE=gmake
+command -V greadlink >/dev/null 2>&1 && READLINK=greadlink
+
+out="$PWD"
+src=$($READLINK -f $(dirname $0))/..
+source $src/tools/test_tools.sh
+cd "$src"
+tmp_install_dir=$out/tmp_install
+
+# Run on mult cpus
+if command -V lscpu >/dev/null 2>&1; then
+    cpus=`lscpu -p | tail -1 | cut -d, -f 2`
+    cpus=$(($cpus + 1))
+elif command -V sysctl; then
+    if sysctl -n hw.ncpu >/dev/null 2>&1; then
+	cpus=$(sysctl -n hw.ncpu)
+	cpus=$(($cpus + 1))
+    fi
+fi
+echo "Using $cpus cpu threads"
+
+# Pick a random test seed
+if [ -z "$S" ]; then
+    S=`tr -cd 0-9 </dev/urandom | head -c 4 | sed -e 's/^0*/1/g'`
+    [ "$S" -gt 0 ] 2> /dev/null || S="123"
+fi
+echo "Running with TEST_SEED=$S"
+
+# Fix Darwin issues
+if uname | grep -q 'Darwin' 2>&1; then
+    export SED=`which sed`
+fi
+
+# Build and run check tests
+if [ -z "$CFLAGS" ]; then
+    CFLAGS='-g -O2 -fsanitize=undefined -fno-sanitize=nonnull-attribute -fsanitize-undefined-trap-on-error'
+
+    if [ $CC ]; then
+       echo int main\(\)\{\}\; | $CC $CFLAGS -xc -o /dev/null - >& /dev/null && sanitize=1
+    elif ( command -V gcc > /dev/null ); then
+       echo int main\(\)\{\}\; |  gcc $CFLAGS -xc -o /dev/null - >& /dev/null && sanitize=1
+    elif ( command -V clang > /dev/null ); then
+       echo int main\(\)\{\}\; |  clang $CFLAGS -xc -o /dev/null - >& /dev/null && sanitize=1
+    fi
+
+    if [ $sanitize ]; then
+	echo "Sanitizing undefined behaviour"
+	export CFLAGS=$CFLAGS
+    fi
+fi
+
+time ./autogen.sh
+time ./configure --prefix=$tmp_install_dir $opt_config_target
+time $MAKE -j $cpus
+test_start "check_tests"
+time $MAKE check -j $cpus D="-D TEST_SEED=$S"
+test_end "check_tests" $?
+
+# Build other tests if deps found
+if command -V ldconfig >/dev/null 2>&1; then
+    if ldconfig -p | grep -q libz.so; then
+	test_start "other_check_tests"
+	time $MAKE other -j $cpus
+	test_end "other_check_tests" $?
+	test_start "example_tests"
+	time $MAKE ex    -j $cpus
+	test_end "example_tests" $?
+	test_start "unit_tests"
+	time $MAKE tests -j $cpus
+	test_end "unit_tests" $?
+    fi
+fi
+test_start "installation_test"
+time $MAKE install
+test_end "installation_test" $?
+
+# Check for gnu executable stack set
+if command -V readelf >/dev/null 2>&1; then
+    if readelf -W -l $tmp_install_dir/lib/libisal.so | grep 'GNU_STACK' | grep -q 'RWE'; then
+	echo Stack NX check $tmp_install_dir/lib/libisal.so Fail
+	exit 1
+    else
+	echo Stack NX check $tmp_install_dir/lib/libisal.so Pass
+    fi
+else
+    echo Stack NX check not supported
+fi
+
+$MAKE clean
+
+# Check that make clean did not leave any junk behind
+if git status > /dev/null 2>&1; then
+    if git status --porcelain --ignored | grep -x '.*\.o\|.*\.lo\|.*\.a\|.*\.la\|.*\.s'; then
+	echo Clean directory check Fail
+	exit 1
+    else
+	echo Clean directory check Pass
+    fi
+else
+    echo Clean directory check not supported
+fi
+
+
+echo $0: Pass
diff --git a/src/spdk/isa-l/tools/test_extended.sh b/src/spdk/isa-l/tools/test_extended.sh
new file mode 100755
index 000000000..7308dd652
--- /dev/null
+++ b/src/spdk/isa-l/tools/test_extended.sh
@@ -0,0 +1,208 @@
+#!/usr/bin/env bash
+
+# Extended tests: Run a few more options other than make check
+
+set -xe #exit on fail
+
+# Defaults
+cpus=1
+S=$RANDOM
+MAKE=make
+READLINK=readlink
+test_level=check
+build_opt=''
+msg=''
+
+# Override defaults if exist
+command -V gmake >/dev/null 2>&1 && MAKE=gmake
+command -V greadlink >/dev/null 2>&1 && READLINK=greadlink
+[ -n "$CC" ] && build_opt+="CC=$CC "
+[ -n "$AS" ] && build_opt+="AS=$AS "
+
+out="$PWD"
+src=$($READLINK -f $(dirname $0))/..
+source $src/tools/test_tools.sh
+cd "$src"
+
+# Run on mult cpus
+if command -V lscpu >/dev/null 2>&1; then
+    cpus=`lscpu -p | tail -1 | cut -d, -f 2`
+    cpus=$(($cpus + 1))
+elif command -V sysctl; then
+    if sysctl -n hw.ncpu >/dev/null 2>&1; then
+	cpus=$(sysctl -n hw.ncpu)
+	cpus=$(($cpus + 1))
+    fi
+fi
+echo "Using $cpus cpu threads"
+
+if [ -z "$S" ]; then
+    S=`tr -cd 0-9 </dev/urandom | head -c 4 | sed -e 's/^0*/1/g'`
+    [ "$S" -gt 0 ] 2> /dev/null || S="123"
+fi
+msg+="Running with TEST_SEED=$S".$'\n'
+
+# Fix Darwin issues
+if uname | grep -q 'Darwin' 2>&1; then
+    export SED=`which sed`
+fi
+
+# Check for test libs to add
+if command -V ldconfig >/dev/null 2>&1; then
+    if ldconfig -p | grep -q libz.so; then
+	test_level=test
+	msg+=$'With extra tests\n'
+    fi
+    if ldconfig -p | grep -q libefence.so; then
+	build_opt+="LDFLAGS+='-lefence' "
+	msg+=$'With efence\n'
+    fi
+fi
+
+# Std makefile build test
+$MAKE -f Makefile.unx clean
+test_start "extended_build_test"
+time $MAKE -f Makefile.unx -j $cpus $build_opt
+test_end "extended_build_test" $?
+msg+=$'Std makefile build: Pass\n'
+
+# Check for gnu executable stack set
+if command -V readelf >/dev/null 2>&1; then
+    test_start "stack_nx_check"
+    if readelf -W -l bin/libisal.so | grep 'GNU_STACK' | grep -q 'RWE'; then
+	echo $0: Stack NX check bin/libisal.so: Fail
+	test_end "stack_nx_check" 1
+	exit 1
+    else
+	test_end "stack_nx_check" 0
+	msg+=$'Stack NX check bin/lib/libisal.so: Pass\n'
+    fi
+else
+    msg+=$'Stack NX check not supported: Skip\n'
+fi
+
+# Std makefile build perf tests
+test_start "extended_perf_test"
+time $MAKE -f Makefile.unx -j $cpus perfs
+test_end "extended_perf_test" $?
+msg+=$'Std makefile build perf: Pass\n'
+
+# Std makefile run tests
+test_start "extended_makefile_tests"
+time $MAKE -f Makefile.unx -j $cpus $build_opt D="TEST_SEED=$S" $test_level
+test_end "extended_makefile_tests" $?
+msg+=$'Std makefile tests: Pass\n'
+
+# Std makefile build other
+test_start "extended_other_tests"
+time $MAKE -f Makefile.unx -j $cpus $build_opt D="TEST_SEED=$S" other
+test_end "extended_other_tests" $?
+msg+=$'Other tests build: Pass\n'
+
+# Try to pick a random src file
+if command -V shuf >/dev/null 2>&1; then
+    in_file=$(find $src -type f -size +0 -name \*.c -o -name \*.asm -print 2>/dev/null | shuf | head -1 );
+else
+    in_file=configure.ac
+fi
+
+echo Other tests using $in_file
+test_start "igzip_file_perf"
+./igzip_file_perf $in_file
+test_end "igzip_file_perf" $?
+test_start "igzip_hist_perf"
+./igzip_hist_perf $in_file
+test_end "igzip_hist_perf" $?
+test_start "igzip_semi_dyn_file_perf"
+./igzip_semi_dyn_file_perf $in_file
+test_end "igzip_semi_dyn_file_perf" $?
+test_start "igzip_fuzz_inflate"
+./igzip_fuzz_inflate $in_file
+test_end "igzip_fuzz_inflate" $?
+msg+=$'Other tests run: Pass\n'
+
+if command -V shuf >/dev/null 2>&1; then
+    in_files=$(find $src -type f -size +0 -print 2>/dev/null | shuf | head -10 );
+    test_start "igzip_rand_test"
+    ./igzip_rand_test $in_files
+    test_end "igzip_rand_test" $?
+    test_start "igzip_inflate_test"
+    ./igzip_inflate_test $in_files
+    test_end "igzip_inflate_test" $?
+    msg+=$'Compression file tests: Pass\n'
+else
+    msg+=$'Compression file test: Skip\n'
+fi
+
+time $MAKE -f Makefile.unx -j $cpus $build_opt ex
+msg+=$'Examples build: Pass\n'
+
+test_start "ec_simple_example"
+./ec_simple_example -r $S
+test_end "ec_simple_example" $?
+test_start "crc_simple_test"
+./crc_simple_test
+test_end "crc_simple_test" $?
+test_start "crc64_example"
+./crc64_example
+test_end "crc64_example" $?
+test_start "xor_example"
+./xor_example
+test_end "xor_example" $?
+test_start "igzip_example"
+./igzip_example ${in_file} ${in_file}.cmp
+test_end "igzip_example" $?
+rm -rf ${in_file}.cmp
+msg+=$'Examples run: Pass\n'
+
+# Test custom hufftables
+test_start "generate_custom_hufftables"
+./generate_custom_hufftables $in_file
+$MAKE -f Makefile.unx -j $cpus D="NO_STATIC_INFLATE_H" checks
+./igzip_rand_test $in_file
+./generate_static_inflate
+diff -q static_inflate.h igzip/static_inflate.h
+rm -rf static_inflate.h
+rm -rf hufftables_c.c
+test_end "generate_custom_hufftables" $?
+
+msg+=$'Custom hufftable build: Pass\n'
+
+$MAKE -f Makefile.unx clean
+
+# noarch build
+test_start "noarch_build"
+time $MAKE -f Makefile.unx -j $cpus arch=noarch $build_opt
+test_end "noarch_build" $?
+test_start "noarch_build_random"
+time $MAKE -f Makefile.unx -j $cpus arch=noarch $build_opt D="TEST_SEED=$S" check
+test_end "noarch_build_random" $?
+$MAKE -f Makefile.unx arch=noarch clean
+msg+=$'Noarch build: Pass\n'
+
+# Try mingw build
+if [ $(uname -m) == "x86_64" ] && [ command -V x86_64-w64-mingw32-gcc >/dev/null 2>&1 ]; then
+    test_start "mingw_build"
+    time $MAKE -f Makefile.unx -j $cpus arch=mingw
+    test_end "mingw_build" $?
+    msg+=$'Mingw build: Pass\n'
+
+    if command -V wine >/dev/null 2>&1; then
+	test_start "mingw_check_tests"
+	time $MAKE -f Makefile.unx -j $cpus arch=mingw D="TEST_SEED=$S" check
+	test_end "mingw_check_tests" $?
+	msg+=$'Mingw check tests: Pass\n'
+    else
+	msg+=$'No wine, mingw check: Skip\n'
+    fi
+    $MAKE -f Makefile.unx  arch=mingw clean
+else
+    msg+=$'No mingw build: Skip\n'
+fi
+
+set +x
+echo
+echo "Summary test $0:"
+echo "Build opt: $build_opt"
+echo "$msg"
+echo "$0: Final: Pass"
diff --git a/src/spdk/isa-l/tools/test_fuzz.sh b/src/spdk/isa-l/tools/test_fuzz.sh
new file mode 100755
index 000000000..bc9797e57
--- /dev/null
+++ b/src/spdk/isa-l/tools/test_fuzz.sh
@@ -0,0 +1,171 @@
+#!/usr/bin/env bash
+
+usage ()
+{
+test_ids=$(echo "${llvm_all_ids[*]}" | sed 's/ /, /g')
+cat << EOF
+usage: $0 options
+options:
+   -h                 Help
+   -l, --llvm <n>     Use llvm fuzz tests and run n times 0=just build, -1=skip (default $use_llvm).
+   -a, --afl  <n>     Use AFL fuzz tests and run n times 0=just build, -1=skip (default $use_afl).
+   -t, --time <n>     Run each group of max time <n>[s,h,m,d] - n seconds, hours, minutes or days.
+   -e <exec|rand|all> Run a specific llvm test or [$test_ids, rand, all].
+   -f <file>          Use this file as initial raw input.  Can be repeated.
+   -d <0,1>           Use dump of internal inflate test corpus (default $use_internal_corp).
+   -i <dir>           Fuzz input dir (default $fuzzin_dir).
+   -o <dir>           Fuzz output dir (default $fuzzout_dir).
+EOF
+exit 0
+}
+
+# Defaults
+use_afl=-1
+use_llvm=1
+samp_files=
+use_internal_corp=0
+fuzzin_dir=fuzzin
+fuzzout_dir=fuzzout
+llvm_opts=" -print_final_stats=1"
+afl_timeout_cmd=""
+run_secs=0
+llvm_tests=("igzip_simple_inflate_fuzz_test")
+llvm_all_ids=("simple" "checked" "round_trip")
+llvm_all_tests=("igzip_simple_inflate_fuzz_test" "igzip_checked_inflate_fuzz_test" "igzip_simple_round_trip_fuzz_test")
+
+# Options
+while [ "$1" != "${1##-}" ]; do
+    case $1 in
+	-h | --help)
+	    usage
+	    ;;
+	-t | --time)
+	    run_secs=$(echo $2 | sed -e 's/d$/*24h/' -e 's/h$/*60m/' -e 's/m$/*60/' -e 's/s$//'| bc)
+	    llvm_opts+=" -max_total_time=$run_secs"
+	    afl_timeout_cmd="timeout --preserve-status $run_secs"
+	    echo Run each for $run_secs seconds
+	    shift 2
+	    ;;
+	-a | --afl)
+	    use_afl=$2
+	    shift 2
+	    ;;
+	-l | --llvm)
+	    use_llvm=$2
+	    shift 2
+	    ;;
+	-f)
+	    samp_files+="$2 "
+	    use_internal_corp=0
+	    shift 2
+	    ;;
+	-d)
+	    use_internal_corp=$2
+	    shift 2
+	    ;;
+	-e)
+	    case $2 in
+		all)
+		    llvm_tests=${llvm_all_tests[@]}
+		    ;;
+		rand)
+		    llvm_tests=${llvm_all_tests[$RANDOM % ${#llvm_all_tests[@]} ]}
+		    ;;
+		*)
+		    flag=0
+		    for id_index in "${!llvm_all_ids[@]}"; do
+			 if [[ "${llvm_all_ids[$id_index]}" = "$2" ]]; then
+			     flag=1
+			     llvm_tests[0]="${llvm_all_tests[$id_index]}"
+			     break;
+			 fi
+		    done
+
+		    if [ $flag -eq 0 ]; then
+			test_ids=$(echo "${llvm_all_ids[*]}" | sed 's/ /, /g')
+			echo "Invalid test, valid options: $test_ids, rand, or all"
+			exit 0
+		    fi
+		    ;;
+	    esac
+	    shift 2
+	    ;;
+	-i)
+	    fuzzin_dir=$2
+	    shift 2
+	    ;;
+	-o)
+	    fuzzout_dir=$2
+	    shift 2
+	    ;;
+    esac
+done
+
+set -xe #exit on fail
+
+# Optionally build afl fuzz tests
+if [ $use_afl -ge 0 ]; then
+    echo Build afl fuzz tests
+    if ! command -V afl-gcc > /dev/null; then
+	echo $0 option --afl requires package afl installed
+	exit 0
+    fi
+    make -f Makefile.unx clean
+    make -f Makefile.unx units=igzip CC=afl-gcc other
+fi
+
+# Optionally build llvm fuzz tests
+if [ $use_llvm -ge 0 ]; then
+    echo Build llvm fuzz tests
+    if ( command -V clang++ > /dev/null ); then
+	if (echo int LLVMFuzzerTestOneInput\(\)\{return 0\;\} | clang++ -x c - -fsanitize=fuzzer,address -lpthread -o /dev/null >& /dev/null); then
+	    echo have modern clang
+	    llvm_link_args='FUZZLINK=-fsanitize=fuzzer,address'
+	elif (echo int LLVMFuzzerTestOneInput\(\)\{return 0\;\} | clang++ -x c - -lFuzzer -lpthread -o /dev/null >& /dev/null); then
+	    echo have libFuzzer
+	    llvm_link_args='FUZZLINK=-lFuzzer'
+	else
+	    echo $0 option --llvm requires clang++ and libFuzzer
+	    exit 0
+	fi
+    fi
+    rm -rf bin
+    make -f Makefile.unx units=igzip llvm_fuzz_tests igzip_dump_inflate_corpus CC=clang CXX=clang++ ${llvm_link_args}
+fi
+
+#Create fuzz input/output directories
+mkdir -p $fuzzin_dir
+if [ $use_afl -ge 0 ]; then
+       mkdir -p $fuzzout_dir
+fi
+
+# Optionally fill fuzz input with internal tests corpus
+[ $use_internal_corp -gt 0 ] && ./igzip_dump_inflate_corpus $fuzzin_dir
+
+# Optionally compress input samples as input into fuzz dir
+for f in $samp_files; do
+    echo Using sample file $f
+    f_base=`basename $f`
+    ./igzip_file_perf $f -o $fuzzin_dir/samp_${f_base}_cmp
+done
+
+# Optionally run tests alternately one after the other
+while [ $use_llvm -gt 0 -o $use_afl -gt 0 ]; do
+    if [ $use_afl -gt 0 ]; then
+	echo afl run $use_afl
+	let use_afl--
+	$afl_timeout_cmd afl-fuzz -T "Run inflate $run_secs s" -i $fuzzin_dir -o $fuzzout_dir -M fuzzer1 -- ./igzip_fuzz_inflate @@
+	afl-whatsup $fuzzout_dir
+    fi
+
+    if [ $use_llvm -gt 0 ]; then
+	echo llvm run $use_llvm
+	let use_llvm--
+	for test in $llvm_tests; do
+	    echo "Run llvm test $test"
+	    ./$test $fuzzin_dir $llvm_opts
+	done
+    fi
+done
+
+make -f Makefile.unx clean
diff --git a/src/spdk/isa-l/tools/test_tools.sh b/src/spdk/isa-l/tools/test_tools.sh
new file mode 100755
index 000000000..448b1f92b
--- /dev/null
+++ b/src/spdk/isa-l/tools/test_tools.sh
@@ -0,0 +1,11 @@
+#!/usr/bin/env bash
+
+function test_start()
+{
+        echo "entering test: $1"
+}
+
+function test_end()
+{
+        echo "leaving test: $1 status: $2"
+}
diff --git a/src/spdk/isa-l/tools/yasm-filter.sh b/src/spdk/isa-l/tools/yasm-filter.sh
new file mode 100755
index 000000000..c33952a40
--- /dev/null
+++ b/src/spdk/isa-l/tools/yasm-filter.sh
@@ -0,0 +1,38 @@
+#/bin/sh
+
+# Filter out unnecessary options added by automake
+
+while [ -n "$*" ]; do
+    case "$1" in
+	-f | -o | -I | -i | -D )
+	    # Supported options with arg
+	    options="$options $1 $2"
+	    shift
+	    shift
+	    ;;
+	-I* | -i* | --prefix* )
+	    # Supported options without arg
+	    options="$options $1"
+	    shift
+	    ;;
+	-D* ) # For defines we need to remove spaces
+	    case "$1" in
+		*' '* ) ;;
+		*) options="$options $1" ;;
+	    esac
+	    shift
+	    ;;
+	#-blah )
+	# Unsupported options with args - none known
+	-* )
+	    # Unsupported options with no args
+	    shift
+	    ;;
+	* )
+	    args="$args $1"
+	    shift
+	    ;;
+    esac
+done
+
+yasm $options $args