0.4-1.5% decoder speedup

PiperOrigin-RevId: 513248503

3 files changed, 15 insertions, 151 deletions

diff --git a/.github/workflows/build_test.yml b/.github/workflows/build_test.yml
index ff5e8fd..a7b23d6 100644
--- a/.github/workflows/build_test.yml
+++ b/.github/workflows/build_test.yml
@@ -33,7 +33,7 @@ jobs:
             build_system: cmake
             c_compiler: gcc-9
             cxx_compiler: g++-9
-            os: ubuntu-20.04
+            os: ubuntu-18.04
 
           # TODO: consider running this combination in docker
           #- name: cmake:clang3.5
@@ -114,13 +114,12 @@ jobs:
           # TODO: consider running this combination in docker
           #- name: python2.7:gcc5
 
-          # TODO: consider running this combination in docker
-          #- name: python27:clang9
-          #  build_system: python
-          #  c_compiler: clang-9
-          #  python_version: 2.7
-          #  cxx_compiler: clang++-9
-          #  os: ubuntu-20.04
+          - name: python27:clang9
+            build_system: python
+            c_compiler: clang-9
+            python_version: 2.7
+            cxx_compiler: clang++-9
+            os: ubuntu-18.04
 
           # TODO: consider running this combination in docker
           #- name: python27-win
@@ -203,7 +202,7 @@ jobs:
           - name: bazel-win:root
             build_system: bazel
             bazel_project: .
-            os: windows-2019
+            os: windows-latest
 
           # TODO: use single dll on windows, otherwise it fails to link
           #- name: bazel-win:go
@@ -214,7 +213,7 @@ jobs:
           - name: bazel-win:java
             build_system: bazel
             bazel_project: java
-            os: windows-2019
+            os: windows-latest
 
           # TODO: blocked by Bazel Closure rules issue
           #- name: bazel-win:js
@@ -225,7 +224,7 @@ jobs:
           - name: bazel-win:research
             build_system: bazel
             bazel_project: research
-            os: windows-2019
+            os: windows-latest
 
           - name: make
             build_system: make
@@ -246,7 +245,7 @@ jobs:
     steps:
     - name: Install extra deps @ Ubuntu
       if: ${{ runner.os == 'Linux' }}
-      # Already installed: bazel, clang{10-12}, cmake, gcc{9,10}, java{8,11}, maven, python{3.5-3.9}
+      # Already installed: bazel, clang{10-12}, cmake, gcc{9,10}, java{8,11}, maven, python{2.7,3.5-3.9}
       run: |
         EXTRA_PACKAGES="${{ matrix.extra_apt_pkgs || '' }}"
         sudo apt update
@@ -294,7 +293,7 @@ jobs:
       if: ${{ matrix.build_system == 'bazel' }}
       run: |
         cd ${GITHUB_WORKSPACE}/${{ matrix.bazel_project }}
-        bazelisk build -c opt ...:all
+        bazel build -c opt ...:all
 
     - name: Fix symlinks for Bazel (Windows)
       if: ${{ matrix.build_system == 'bazel' && runner.os == 'Windows' && matrix.bazel_project == 'java' }}
@@ -338,9 +337,9 @@ jobs:
       if: ${{ matrix.build_system == 'bazel' }}
       run: |
         cd ${GITHUB_WORKSPACE}/${{ matrix.bazel_project }}
-        bazelisk query "tests(...)" --output=label > ${RUNNER_TEMP}/tests.lst
-        [ -s ${RUNNER_TEMP}/tests.lst ] && bazelisk test -c opt ...:all
-        bazelisk clean
+        bazel query "tests(...)" --output=label > ${RUNNER_TEMP}/tests.lst
+        [ -s ${RUNNER_TEMP}/tests.lst ] && bazel test -c opt ...:all
+        bazel clean
 
     - name: Build / Test with Maven
       if: ${{ matrix.build_system == 'maven' }}
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
deleted file mode 100644
index bd043c9..0000000
--- a/.github/workflows/codeql.yml
+++ /dev/null
@@ -1,63 +0,0 @@
-name: "CodeQL"
-
-on:
-  push:
-    branches: [ "master" ]
-  pull_request:
-    # The branches below must be a subset of the branches above
-    branches: [ "master" ]
-  schedule:
-    - cron: '18 15 * * 0'
-
-jobs:
-  analyze:
-    name: Analyze
-    runs-on: 'ubuntu-latest'
-    timeout-minutes: 360
-    permissions:
-      actions: read
-      contents: read
-      security-events: write
-
-    strategy:
-      fail-fast: false
-      matrix:
-        language: [ 'cpp', 'java', 'javascript', 'python' ]
-        # CodeQL supports [ 'cpp', 'csharp', 'go', 'java', 'javascript', 'python', 'ruby', 'swift' ]
-
-    steps:
-    - name: Checkout repository
-      uses: actions/checkout@v3
-
-    # Initializes the CodeQL tools for scanning.
-    - name: Initialize CodeQL
-      uses: github/codeql-action/init@v2
-      with:
-        languages: ${{ matrix.language }}
-        config: |
-          paths-ignore: 
-            - research
-
-    - if: matrix.language == 'cpp'
-      name: Build CPP
-      uses: github/codeql-action/autobuild@v2
-
-    - if: matrix.language == 'cpp' || matrix.language == 'java'
-      name: Build Java
-      run: |
-        cd ${GITHUB_WORKSPACE}/java
-        bazelisk build --spawn_strategy=local --nouse_action_cache -c opt ...:all
-
-    - if: matrix.language == 'javascript'
-      name: Build JS
-      uses: github/codeql-action/autobuild@v2
-
-    - if: matrix.language == 'cpp' || matrix.language == 'python'
-      name: Build Python
-      run: |
-        python setup.py build_ext
-
-    - name: Perform CodeQL Analysis
-      uses: github/codeql-action/analyze@v2
-      with:
-        category: "/language:${{matrix.language}}"
diff --git a/.github/workflows/scorecard.yml b/.github/workflows/scorecard.yml
deleted file mode 100644
index a71f9f8..0000000
--- a/.github/workflows/scorecard.yml
+++ /dev/null
@@ -1,72 +0,0 @@
-# This workflow uses actions that are not certified by GitHub. They are provided
-# by a third-party and are governed by separate terms of service, privacy
-# policy, and support documentation.
-
-name: Scorecard supply-chain security
-on:
-  # For Branch-Protection check. Only the default branch is supported. See
-  # https://github.com/ossf/scorecard/blob/main/docs/checks.md#branch-protection
-  branch_protection_rule:
-  # To guarantee Maintained check is occasionally updated. See
-  # https://github.com/ossf/scorecard/blob/main/docs/checks.md#maintained
-  schedule:
-    - cron: '23 21 * * 1'
-  push:
-    branches: [ "master" ]
-
-# Declare default permissions as read only.
-permissions: read-all
-
-jobs:
-  analysis:
-    name: Scorecard analysis
-    runs-on: ubuntu-latest
-    permissions:
-      # Needed to upload the results to code-scanning dashboard.
-      security-events: write
-      # Needed to publish results and get a badge (see publish_results below).
-      id-token: write
-      # Uncomment the permissions below if installing in a private repository.
-      # contents: read
-      # actions: read
-
-    steps:
-      - name: "Checkout code"
-        uses: actions/checkout@93ea575cb5d8a053eaa0ac8fa3b40d7e05a33cc8 # v3.1.0
-        with:
-          persist-credentials: false
-
-      - name: "Run analysis"
-        uses: ossf/scorecard-action@e38b1902ae4f44df626f11ba0734b14fb91f8f86 # v2.1.2
-        with:
-          results_file: results.sarif
-          results_format: sarif
-          # (Optional) "write" PAT token. Uncomment the `repo_token` line below if:
-          # - you want to enable the Branch-Protection check on a *public* repository, or
-          # - you are installing Scorecard on a *private* repository
-          # To create the PAT, follow the steps in https://github.com/ossf/scorecard-action#authentication-with-pat.
-          # repo_token: ${{ secrets.SCORECARD_TOKEN }}
-
-          # Public repositories:
-          #   - Publish results to OpenSSF REST API for easy access by consumers
-          #   - Allows the repository to include the Scorecard badge.
-          #   - See https://github.com/ossf/scorecard-action#publishing-results.
-          # For private repositories:
-          #   - `publish_results` will always be set to `false`, regardless
-          #     of the value entered here.
-          publish_results: true
-
-      # Upload the results as artifacts (optional). Commenting out will disable uploads of run results in SARIF
-      # format to the repository Actions tab.
-      - name: "Upload artifact"
-        uses: actions/upload-artifact@3cea5372237819ed00197afe530f5a7ea3e805c8 # v3.1.0
-        with:
-          name: SARIF file
-          path: results.sarif
-          retention-days: 5
-
-      # Upload the results to GitHub's code scanning dashboard.
-      - name: "Upload to code-scanning"
-        uses: github/codeql-action/upload-sarif@17573ee1cc1b9d061760f3a006fc4aac4f944fd5 # v2.2.4
-        with:
-          sarif_file: results.sarif