Merge branch 'main' into add-pkey-x86

Author: jtstogel

.ci/generate_test_report_github.py

@@ -8,10 +8,15 @@
 
 import generate_test_report_lib
 
-PLATFORM_TITLES = {
-    "Windows": ":window: Windows x64 Test Results",
-    "Linux": ":penguin: Linux x64 Test Results",
-}
+def compute_platform_title() -> str:
+    logo = ":window:" if platform.system() == "Windows" else ":penguin:"
+    # On Linux the machine value is x86_64 on Windows it is AMD64.
+    if platform.machine() == "x86_64" or platform.machine() == "AMD64":
+        arch = "x64"
+    else:
+        arch = platform.machine()
+    return f"{logo} {platform.system()} {arch} Test Results"
+
 
 if __name__ == "__main__":
     parser = argparse.ArgumentParser()
@@ -22,7 +27,7 @@
     args = parser.parse_args()
 
     report = generate_test_report_lib.generate_report_from_files(
-        PLATFORM_TITLES[platform.system()], args.return_code, args.build_test_logs
+        compute_platform_title(), args.return_code, args.build_test_logs
     )
 
     print(report)

.ci/generate_test_report_lib.py

@@ -41,10 +41,12 @@ def _parse_ninja_log(ninja_log: list[str]) -> list[tuple[str, str]]:
         # touch test/4.stamp
         #
         # index will point to the line that starts with Failed:. The progress
-        # indicator is the line before this ([4/5] test/4.stamp) and contains a pretty
-        # printed version of the target being built (test/4.stamp). We use this line
-        # and remove the progress information to get a succinct name for the target.
-        failing_action = ninja_log[index - 1].split("] ")[1]
+        # indicator is sometimes the line before this ([4/5] test/4.stamp) and
+        # will contain a pretty printed version of the target being built
+        # (test/4.stamp) when accurate. We instead parse the failed line rather
+        # than the progress indicator as the progress indicator may not be
+        # aligned with the failure.
+        failing_action = ninja_log[index].split("FAILED: ")[1]
         failure_log = []
         while (
             index < len(ninja_log)
@@ -98,6 +100,23 @@ def _format_ninja_failures(ninja_failures: list[tuple[str, str]]) -> list[str]:
         )
     return output
 
+def get_failures(junit_objects) -> dict[str, list[tuple[str, str]]]:
+    failures = {}
+    for results in junit_objects:
+        for testsuite in results:
+            for test in testsuite:
+                if (
+                    not test.is_passed
+                    and test.result
+                    and isinstance(test.result[0], Failure)
+                ):
+                    if failures.get(testsuite.name) is None:
+                        failures[testsuite.name] = []
+                    failures[testsuite.name].append(
+                        (test.classname + "/" + test.name, test.result[0].text)
+                    )
+    return failures
+
 
 # Set size_limit to limit the byte size of the report. The default is 1MB as this
 # is the most that can be put into an annotation. If the generated report exceeds
@@ -113,7 +132,7 @@ def generate_report(
     size_limit=1024 * 1024,
     list_failures=True,
 ):
-    failures = {}
+    failures = get_failures(junit_objects)
     tests_run = 0
     tests_skipped = 0
     tests_failed = 0
@@ -124,18 +143,6 @@ def generate_report(
             tests_skipped += testsuite.skipped
             tests_failed += testsuite.failures
 
-            for test in testsuite:
-                if (
-                    not test.is_passed
-                    and test.result
-                    and isinstance(test.result[0], Failure)
-                ):
-                    if failures.get(testsuite.name) is None:
-                        failures[testsuite.name] = []
-                    failures[testsuite.name].append(
-                        (test.classname + "/" + test.name, test.result[0].text)
-                    )
-
     report = [f"# {title}", ""]
 
     if tests_run == 0:
@@ -258,7 +265,7 @@ def plural(num_tests):
     return report
 
 
-def generate_report_from_files(title, return_code, build_log_files):
+def load_info_from_files(build_log_files):
     junit_files = [
         junit_file for junit_file in build_log_files if junit_file.endswith(".xml")
     ]
@@ -271,6 +278,9 @@ def generate_report_from_files(title, return_code, build_log_files):
             ninja_logs.append(
                 [log_line.strip() for log_line in ninja_log_file_handle.readlines()]
             )
-    return generate_report(
-        title, return_code, [JUnitXml.fromfile(p) for p in junit_files], ninja_logs
-    )
+    return [JUnitXml.fromfile(p) for p in junit_files], ninja_logs
+
+
+def generate_report_from_files(title, return_code, build_log_files):
+    junit_objects, ninja_logs = load_info_from_files(build_log_files)
+    return generate_report(title, return_code, junit_objects, ninja_logs)

.ci/generate_test_report_lib_test.py

@@ -39,7 +39,7 @@ def test_find_failure_ninja_logs(self):
         self.assertEqual(
             failures[0],
             (
-                "test/4.stamp",
+                "touch test/4.stamp",
                 dedent(
                     """\
                     FAILED: touch test/4.stamp
@@ -77,7 +77,7 @@ def test_ninja_log_end(self):
         self.assertEqual(
             failures[0],
             (
-                "test/3.stamp",
+                "touch test/3.stamp",
                 dedent(
                     """\
                     FAILED: touch test/3.stamp
@@ -106,7 +106,7 @@ def test_ninja_log_multiple_failures(self):
         self.assertEqual(
             failures[0],
             (
-                "test/2.stamp",
+                "touch test/2.stamp",
                 dedent(
                     """\
                     FAILED: touch test/2.stamp
@@ -117,7 +117,7 @@ def test_ninja_log_multiple_failures(self):
         self.assertEqual(
             failures[1],
             (
-                "test/4.stamp",
+                "touch test/4.stamp",
                 dedent(
                     """\
                     FAILED: touch test/4.stamp
@@ -150,7 +150,7 @@ def test_ninja_log_runtimes_failure(self):
         self.assertEqual(
             failures[0],
             (
-                "test/2.stamp",
+                "touch test/2.stamp",
                 dedent(
                     """\
                     FAILED: touch test/2.stamp
@@ -159,6 +159,34 @@ def test_ninja_log_runtimes_failure(self):
             ),
         )
 
+    # Test that we correctly handle cases where the FAILED: line does not
+    # match up with the progress indicator.
+    def test_ninja_log_mismatched_failed(self):
+        failures = generate_test_report_lib.find_failure_in_ninja_logs(
+            [
+                [
+                    "[1/5] test/1.stamp",
+                    "[2/5] test/2.stamp",
+                    "ModuleNotFoundError: No module named 'mount_langley'",
+                    "FAILED: tools/check-langley",
+                    "Wow! This system is really broken!",
+                    "[5/5] test/5.stamp",
+                ]
+            ]
+        )
+        self.assertEqual(len(failures), 1)
+        self.assertEqual(
+            failures[0],
+            (
+                "tools/check-langley",
+                dedent(
+                    """\
+                    FAILED: tools/check-langley
+                    Wow! This system is really broken!"""
+                ),
+            ),
+        )
+
     def test_title_only(self):
         self.assertEqual(
             generate_test_report_lib.generate_report("Foo", 0, [], []),
@@ -407,7 +435,6 @@ def test_no_failures_multiple_build_failed_ninja_log(self):
                 ]
             ],
         )
-        print(test)
         self.assertEqual(
             generate_test_report_lib.generate_report(
                 "Foo",
@@ -449,15 +476,15 @@ def test_no_failures_multiple_build_failed_ninja_log(self):
                     All tests passed but another part of the build **failed**. Click on a failure below to see the details.
 
                     <details>
-                    <summary>test/2.stamp</summary>
+                    <summary>touch test/2.stamp</summary>
 
                     ```
                     FAILED: touch test/2.stamp
                     Wow! Be Kind!
                     ```
                     </details>
                     <details>
-                    <summary>test/4.stamp</summary>
+                    <summary>touch test/4.stamp</summary>
 
                     ```
                     FAILED: touch test/4.stamp

.ci/metrics/metrics.py

@@ -40,6 +40,7 @@
 GITHUB_JOB_TO_TRACK = {
     "github_llvm_premerge_checks": {
         "Build and Test Linux": "premerge_linux",
+        "Build and Test Linux AArch64": "premerge_linux_aarch64",
         "Build and Test Windows": "premerge_windows",
     },
     "github_libcxx_premerge_checks": {

.ci/monolithic-linux.sh

@@ -66,11 +66,13 @@ start-group "ninja"
 
 # Targets are not escaped as they are passed as separate arguments.
 ninja -C "${BUILD_DIR}" -k 0 ${targets} |& tee ninja.log
+cp ${BUILD_DIR}/.ninja_log ninja.ninja_log
 
 if [[ "${runtime_targets}" != "" ]]; then
   start-group "ninja Runtimes"
 
   ninja -C "${BUILD_DIR}" ${runtime_targets} |& tee ninja_runtimes.log
+  cp ${BUILD_DIR}/.ninja_log ninja_runtimes.ninja_log
 fi
 
 # Compiling runtimes with just-built Clang and running their tests
@@ -87,6 +89,7 @@ if [[ "${runtime_targets_needs_reconfig}" != "" ]]; then
 
   ninja -C "${BUILD_DIR}" ${runtime_targets_needs_reconfig} \
     |& tee ninja_runtimes_needs_reconfig1.log
+  cp ${BUILD_DIR}/.ninja_log ninja_runtimes_needs_reconig.ninja_log
 
   start-group "CMake Runtimes Clang Modules"
 
@@ -99,4 +102,5 @@ if [[ "${runtime_targets_needs_reconfig}" != "" ]]; then
 
   ninja -C "${BUILD_DIR}" ${runtime_targets_needs_reconfig} \
     |& tee ninja_runtimes_needs_reconfig2.log
+  cp ${BUILD_DIR}/.ninja_log ninja_runtimes_needs_reconfig2.ninja_log
 fi

.ci/monolithic-windows.sh

@@ -23,8 +23,8 @@ runtimes_targets="${4}"
 start-group "CMake"
 pip install -q -r "${MONOREPO_ROOT}"/.ci/all_requirements.txt
 
-export CC=cl
-export CXX=cl
+export CC=C:/clang/clang-msvc/bin/clang-cl.exe
+export CXX=C:/clang/clang-msvc/bin/clang-cl.exe
 export LD=link
 
 # The CMAKE_*_LINKER_FLAGS to disable the manifest come from research
@@ -49,15 +49,18 @@ cmake -S "${MONOREPO_ROOT}"/llvm -B "${BUILD_DIR}" \
       -D CMAKE_EXE_LINKER_FLAGS="/MANIFEST:NO" \
       -D CMAKE_MODULE_LINKER_FLAGS="/MANIFEST:NO" \
       -D CMAKE_SHARED_LINKER_FLAGS="/MANIFEST:NO" \
+      -D CMAKE_CXX_FLAGS="-Wno-c++98-compat -Wno-c++14-compat -Wno-unsafe-buffer-usage -Wno-old-style-cast" \
       -D LLVM_ENABLE_RUNTIMES="${runtimes}"
 
 start-group "ninja"
 
 # Targets are not escaped as they are passed as separate arguments.
 ninja -C "${BUILD_DIR}" -k 0 ${targets} |& tee ninja.log
+cp ${BUILD_DIR}/.ninja_log ninja.ninja_log
 
 if [[ "${runtime_targets}" != "" ]]; then
   start-group "ninja runtimes"
 
   ninja -C "${BUILD_DIR}" -k 0 ${runtimes_targets} |& tee ninja_runtimes.log
+  cp ${BUILD_DIR}/.ninja_log ninja_runtimes.ninja_log
 fi

.ci/premerge_advisor_explain.py

@@ -0,0 +1,65 @@
+# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+# See https://llvm.org/LICENSE.txt for license information.
+# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+"""Script for getting explanations from the premerge advisor."""
+
+import argparse
+import os
+import platform
+import sys
+
+import requests
+
+import generate_test_report_lib
+
+PREMERGE_ADVISOR_URL = (
+    "http://premerge-advisor.premerge-advisor.svc.cluster.local:5000/explain"
+)
+
+
+def main(commit_sha: str, build_log_files: list[str]):
+    junit_objects, ninja_logs = generate_test_report_lib.load_info_from_files(
+        build_log_files
+    )
+    test_failures = generate_test_report_lib.get_failures(junit_objects)
+    current_platform = f"{platform.system()}-{platform.machine()}".lower()
+    explanation_request = {
+        "base_commit_sha": commit_sha,
+        "platform": current_platform,
+        "failures": [],
+    }
+    if test_failures:
+        for _, failures in test_failures.items():
+            for name, failure_messsage in failures:
+                explanation_request["failures"].append(
+                    {"name": name, "message": failure_messsage}
+                )
+    else:
+        ninja_failures = generate_test_report_lib.find_failure_in_ninja_logs(ninja_logs)
+        for name, failure_message in ninja_failures:
+            explanation_request["failures"].append(
+                {"name": name, "message": failure_message}
+            )
+    advisor_response = requests.get(
+        PREMERGE_ADVISOR_URL, json=explanation_request, timeout=5
+    )
+    if advisor_response.status_code == 200:
+        print(advisor_response.json())
+    else:
+        print(advisor_response.reason)
+
+
+if __name__ == "__main__":
+    parser = argparse.ArgumentParser()
+    parser.add_argument("commit_sha", help="The base commit SHA for the test.")
+    parser.add_argument(
+        "build_log_files", help="Paths to JUnit report files and ninja logs.", nargs="*"
+    )
+    args = parser.parse_args()
+
+    # Skip looking for results on AArch64 for now because the premerge advisor
+    # service is not available on AWS currently.
+    if platform.machine() == "arm64":
+        sys.exit(0)
+
+    main(args.commit_sha, args.build_log_files)