[RFQ] build: add bazel-orfs beta test for design builds

.bazelrc

@@ -1,2 +1,4 @@
 build --incompatible_strict_action_env
+common --experimental_isolated_extension_usages
+build --cxxopt "-std=c++20" --host_cxxopt "-std=c++20"
 try-import %workspace%/user.bazelrc

MODULE.bazel

@@ -10,13 +10,69 @@ bazel_dep(name = "bazel-orfs")
 # To bump version, run: bazelisk run @bazel-orfs//:bump
 git_override(
     module_name = "bazel-orfs",
-    commit = "f8a4b694b37c8f5322323eba9a9ae37f9541ee17",
+    commit = "f8b36bf4a92c6e84317a70bab215bdcd2e25a26e",
     remote = "https://github.com/The-OpenROAD-Project/bazel-orfs.git",
 )
 
+bazel_dep(name = "bazel-orfs-sby")
+git_override(
+    module_name = "bazel-orfs-sby",
+    commit = "f8b36bf4a92c6e84317a70bab215bdcd2e25a26e",
+    remote = "https://github.com/The-OpenROAD-Project/bazel-orfs",
+    strip_prefix = "sby",
+)
+
+bazel_dep(name = "bazel-orfs-yosys")
+git_override(
+    module_name = "bazel-orfs-yosys",
+    commit = "f8b36bf4a92c6e84317a70bab215bdcd2e25a26e",
+    remote = "https://github.com/The-OpenROAD-Project/bazel-orfs",
+    strip_prefix = "yosys",
+)
+
+# Transitive dep of bazel-orfs (lives in its verilog/ subdirectory).
+bazel_dep(name = "bazel-orfs-verilog")
+archive_override(
+    module_name = "bazel-orfs-verilog",
+    strip_prefix = "bazel-orfs-f8b36bf4a92c6e84317a70bab215bdcd2e25a26e/verilog",
+    urls = ["https://github.com/The-OpenROAD-Project/bazel-orfs/archive/f8b36bf4a92c6e84317a70bab215bdcd2e25a26e.tar.gz"],
+)
+
+# Transitive deps of bazel-orfs that are not in BCR and need root-module overrides.
+bazel_dep(name = "mock-klayout")
+archive_override(
+    module_name = "mock-klayout",
+    strip_prefix = "bazel-orfs-f8b36bf4a92c6e84317a70bab215bdcd2e25a26e/mock/klayout",
+    urls = ["https://github.com/The-OpenROAD-Project/bazel-orfs/archive/f8b36bf4a92c6e84317a70bab215bdcd2e25a26e.tar.gz"],
+)
+
+bazel_dep(name = "openroad")
+local_path_override(
+    module_name = "openroad",
+    path = "tools/OpenROAD",
+)
+
+bazel_dep(name = "qt-bazel")
+git_override(
+    module_name = "qt-bazel",
+    commit = "886104974c2fd72439f2c33b5deebf0fe4649df7",
+    remote = "https://github.com/The-OpenROAD-Project/qt_bazel_prebuilts",
+)
+
+bazel_dep(name = "glpk", version = "5.0.bcr.4")
+bazel_dep(name = "toolchains_llvm", version = "1.5.0")
+
 bazel_dep(name = "rules_python", version = "1.8.5")
 bazel_dep(name = "rules_shell", version = "0.6.1")
 
+llvm = use_extension("@toolchains_llvm//toolchain/extensions:llvm.bzl", "llvm")
+llvm.toolchain(
+    llvm_version = "20.1.8",
+)
+use_repo(llvm, "llvm_toolchain")
+
+register_toolchains("@llvm_toolchain//:all")
+
 python = use_extension("@rules_python//python/extensions:python.bzl", "python")
 python.toolchain(
     ignore_root_user_error = True,
@@ -35,12 +91,33 @@ orfs = use_extension("@bazel-orfs//:extension.bzl", "orfs_repositories")
 
 # To bump version, run: bazelisk run @bazel-orfs//:bump
 orfs.default(
-    image = "docker.io/openroad/orfs:v3.0-3273-gedf3d6bf",
+    image = "docker.io/openroad/orfs:26Q2-11-gb6ff3eb63",
     # Use local files instead of docker image
     makefile = "//flow:makefile",
     makefile_yosys = "//flow:makefile_yosys",
     pdk = "//flow:asap7",
-    sha256 = "f5692c6325ebcf27cc348e033355ec95c82c35ace1af7e72a0d352624ada143e",
+    sha256 = "38789fed89eef1147b0fa20453149abf829e8674eec7d04e2fcc49d94ef228bb",
+    variables_yaml = "//flow:scripts/variables.yaml",
 )
-use_repo(orfs, "com_github_nixos_patchelf_download")
+use_repo(orfs, "config")
 use_repo(orfs, "docker_orfs")
+use_repo(orfs, "gnumake")
+use_repo(orfs, "orfs_variable_metadata")
+use_repo(orfs, "yosys")
+
+# Auto-generate orfs_flow() targets from config.mk files.
+# See bazel-orfs.md for usage.
+orfs_designs = use_repo_rule("@bazel-orfs//private:designs.bzl", "orfs_designs")
+
+orfs_designs(
+    name = "orfs_designs",
+    designs_dir = "//flow/designs:BUILD.bazel",
+    platforms = [
+        "asap7",
+        "gf180",
+        "ihp-sg13g2",
+        "nangate45",
+        "sky130hd",
+        "sky130hs",
+    ],
+)