From 16889d82702985f3c4c805bcb386813bdc1627ed Mon Sep 17 00:00:00 2001
From: Donn <me@donn.website>
Date: Thu, 21 Sep 2023 15:29:14 +0300
Subject: [PATCH] mitigate determinism issues

---
 Makefile  | 5 ++---
 dffram.py | 2 +-
 shell.nix | 4 ++--
 3 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/Makefile b/Makefile
index 0596a39..1ec8f7a 100644
--- a/Makefile
+++ b/Makefile
@@ -10,14 +10,13 @@ lint: venv/manifest.txt
 	./venv/bin/flake8 .
 
 venv: venv/manifest.txt
-venv/manifest.txt: ./requirements_dev.txt ./requirements.txt
+venv/manifest.txt: ./requirements_dev.txt
 	rm -rf venv
 	python3 -m venv ./venv
 	PYTHONPATH= ./venv/bin/python3 -m pip install --upgrade pip
 	PYTHONPATH= ./venv/bin/python3 -m pip install --upgrade wheel
 	PYTHONPATH= ./venv/bin/python3 -m pip install --upgrade\
-		-r ./requirements_dev.txt\
-		-r ./requirements.txt
+		-r ./requirements_dev.txt
 	PYTHONPATH= ./venv/bin/python3 -m pip freeze > $@
 	touch venv/manifest.txt
 
diff --git a/dffram.py b/dffram.py
index 73e2c57..a52a4f9 100755
--- a/dffram.py
+++ b/dffram.py
@@ -355,7 +355,7 @@ def main(
             # PDN
             "DESIGN_IS_CORE": False,
         },
-        design_dir=build_dir,
+        design_dir=os.path.abspath(build_dir),
     )
 
     final_state = dffram_flow.start(
diff --git a/shell.nix b/shell.nix
index 9cbe8fe..b49eef5 100644
--- a/shell.nix
+++ b/shell.nix
@@ -18,8 +18,8 @@
 let openlane-src = pkgs.fetchFromGitHub {
     owner = "efabless";
     repo = "openlane2";
-    rev = "0c05b7ea04eac74203a9a33f8a8b519f33220f2f";
-    sha256 = "sha256-fjYz6HuIYrGbkb1oA6wPIlEjieYU5hu0aygYQFj2d2I=";
+    rev = "fbbe66691c281da8b39eb74bbf83309959477d8a";
+    sha256 = "sha256-G6SQAxmd2RUWqDnGCYNkBungO8dWvMT9rNiDZ+uQQYU=";
 }; in import "${openlane-src}/shell.nix" {
     inherit pkgs;
 }
\ No newline at end of file