ci: Build dependency for Github Actions

.github/workflows/build.yml

@@ -1,5 +1,5 @@
-# Copyright (c) 2021-2023 Valve Corporation
-# Copyright (c) 2021-2023 LunarG, Inc.
+# Copyright (c) 2021-2024 Valve Corporation
+# Copyright (c) 2021-2024 LunarG, Inc.
 
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -35,6 +35,7 @@ permissions: read-all
 
 jobs:
     linux:
+        needs: codegen
         runs-on: ${{matrix.os}}
         strategy:
             matrix:
@@ -82,6 +83,7 @@ jobs:
         - run: scripts/generate_source.py --verify ext/Vulkan-Headers/registry/
 
     linux-no-asm:
+        needs: codegen
         runs-on: ubuntu-22.04
         steps:
             - uses: actions/checkout@v4
@@ -101,6 +103,7 @@ jobs:
             - run: ctest --output-on-failure -E UnknownFunction --test-dir build/
 
     linux-32:
+        needs: codegen
         runs-on: ubuntu-22.04
         strategy:
             matrix:
@@ -139,6 +142,7 @@ jobs:
               working-directory: build/
 
     linux-32-no-asm:
+        needs: codegen
         runs-on: ubuntu-22.04
         steps:
             - uses: actions/checkout@v4
@@ -173,6 +177,8 @@ jobs:
               working-directory: build/
 
     windows_vs:
+        # windows is 2x expensive to run on GitHub machines, so only run if we know something else simple passed as well
+        needs: linux-no-asm
         runs-on: windows-latest
         strategy:
             matrix:
@@ -192,6 +198,8 @@ jobs:
             - run: ctest --output-on-failure -C ${{matrix.config}} --test-dir build/
 
     windows_vs-no-asm:
+        # windows is 2x expensive to run on GitHub machines, so only run if we know something else simple passed as well
+        needs: linux-no-asm
         runs-on: windows-latest
         strategy:
             matrix:
@@ -211,6 +219,8 @@ jobs:
 
     # Test both clang and clang-cl (Chromium project uses clang-cl)
     windows_clang:
+      # windows is 2x expensive to run on GitHub machines, so only run if we know something else simple passed as well
+      needs: linux-no-asm
       runs-on: windows-2022
       strategy:
         matrix:
@@ -233,6 +243,8 @@ jobs:
           - run: cmake --install build --prefix build/install
 
     mac:
+        # Mac is 10x expensive to run on GitHub machines, so only run if we know something else passed as well
+        needs: windows_clang
         runs-on: macos-13
         strategy:
             matrix:
@@ -261,6 +273,8 @@ jobs:
             - run: ctest --output-on-failure --test-dir build/
 
     apple-cross-compile:
+      # Mac is 10x expensive to run on GitHub machines, so only run if we know something else passed as well
+      needs: windows_clang
       name: ${{ matrix.CMAKE_SYSTEM_NAME }}
       runs-on: macos-13
       strategy:
@@ -292,6 +306,8 @@ jobs:
     # Building a universal binary disables assembly automatically
     # Furthermore the Vulkan SDK ships universal binaries
     mac-univeral:
+        # Mac is 10x expensive to run on GitHub machines, so only run if we know something else passed as well
+        needs: windows_clang
         name: "Universal Binary Testing (STATIC ${{ matrix.static }}) w/ ${{ matrix.generator }}"
         runs-on: macos-latest
         strategy:
@@ -325,12 +341,15 @@ jobs:
                 vtool -show-build /tmp/lib/libvulkan.dylib | grep 'architecture arm64'
 
     chromium:
+      needs: codegen
       runs-on: ubuntu-latest
       steps:
         - uses: actions/checkout@v4
         - run: scripts/gn/gn.py
 
     mingw:
+      # windows is 2x expensive to run on GitHub machines, so only run if we know something else simple passed as well
+      needs: linux-no-asm
       runs-on: windows-2022
       defaults:
         run:
@@ -357,6 +376,8 @@ jobs:
         - run: cmake --install build --prefix /tmp
 
     mingw-use-gas:
+      # windows is 2x expensive to run on GitHub machines, so only run if we know something else simple passed as well
+      needs: linux-no-asm
       runs-on: windows-2022
       defaults:
         run:
@@ -378,6 +399,8 @@ jobs:
         - run: cmake --install build --prefix /tmp
 
     mingw-no-asm:
+      # windows is 2x expensive to run on GitHub machines, so only run if we know something else simple passed as well
+      needs: linux-no-asm
       runs-on: windows-2022
       defaults:
         run:
@@ -399,6 +422,8 @@ jobs:
         - run: cmake --install build --prefix /tmp
 
     mingw-no-asm-explicit:
+      # windows is 2x expensive to run on GitHub machines, so only run if we know something else simple passed as well
+      needs: linux-no-asm
       runs-on: windows-2022
       defaults:
         run: