| #!/bin/bash |
| |
| # Copyright 2021, VIXL authors |
| # All rights reserved. |
| # |
| # Redistribution and use in source and binary forms, with or without |
| # modification, are permitted provided that the following conditions are met: |
| # |
| # * Redistributions of source code must retain the above copyright notice, |
| # this list of conditions and the following disclaimer. |
| # * Redistributions in binary form must reproduce the above copyright notice, |
| # this list of conditions and the following disclaimer in the documentation |
| # and/or other materials provided with the distribution. |
| # * Neither the name of ARM Limited nor the names of its contributors may be |
| # used to endorse or promote products derived from this software without |
| # specific prior written permission. |
| # |
| # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS CONTRIBUTORS "AS IS" AND |
| # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| # DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE |
| # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| # SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| # CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| # OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| # This code coverage script assumes a Linux-like environment, and has been |
| # tested on Ubuntu 18.04. |
| |
| if ! hash pv 2>/dev/null ; then |
| echo "This script requires 'pv'" |
| echo "On Ubuntu, install it with 'sudo apt-get install pv'" |
| exit 1; |
| fi |
| |
| export CXX=clang++ |
| export LLVM_PROFILE_FILE=$(mktemp) |
| PROFDATA=$(mktemp) |
| BUILDDIR="obj/target_a64/mode_debug/symbols_on/compiler_clang++/std_c++14/simulator_aarch64/negative_testing_off/code_buffer_allocator_mmap" |
| RUNNER="$BUILDDIR/test/test-runner" |
| |
| # Build with code coverage instrumentation enabled. |
| scons mode=debug coverage=on target=a64 all -j8 |
| |
| if [ ! -f "$RUNNER" ]; then |
| echo "$RUNNER not found." |
| echo "No test-runner for profiling." |
| exit 1; |
| fi |
| |
| # Count the number of tests. |
| tests=`$RUNNER --list | wc -l` |
| |
| # Generate a raw profile for a run using all tests. |
| echo "Running $tests tests. This may take a while..." |
| $RUNNER --run-all 2>&1 | grep -P "^Running [A-Z0-9]{3,}_" | pv -lbp -w 40 -s $tests >/dev/null |
| |
| # Process the raw profile data for reporting. |
| llvm-profdata merge -sparse $LLVM_PROFILE_FILE -o $PROFDATA |
| |
| # Print a coverage report for the source files in src/ |
| REPORT="llvm-cov report $RUNNER -instr-profile=$PROFDATA $BUILDDIR/src/" |
| eval $REPORT |
| |
| # Log the report summary line. |
| eval $REPORT | tail -n1 | tr -s " " | cut -d" " -f4,7,10 | xargs -i printf "%s %s\n" `date +%s` {} >>tools/code_coverage.log |
| |
| # Clean up. |
| rm -f $LLVM_PROFILE_FILE |
| rm -f $PROFDATA |