Release version 0.51

CHANGELOG

@@ -2,8 +2,22 @@
 List of major changes and improvements between releases
 =======================================================
 
-Yosys 0.50 .. Yosys 0.51-dev
+Yosys 0.50 .. Yosys 0.51
 --------------------------
+ * New commands and options
+    - Added "abstract" pass to allow reducing and never increasing
+      the constraints on a circuit's behavior in a formal verification setting.
+
+ * Various
+    - "splitcells" pass now splits "aldff" cells.
+    - FunctionalIR documentation
+
+ * QuickLogic support
+    - Added IOFF inference for qlf_k6n10f
+
+ * Intel support
+    - Fixed RAM and DSP support.
+    - Overall performance improvement for "synth_intel".
 
 Yosys 0.49 .. Yosys 0.50
 --------------------------

Makefile

@@ -153,7 +153,7 @@ ifeq ($(OS), Haiku)
 CXXFLAGS += -D_DEFAULT_SOURCE
 endif
 
-YOSYS_VER := 0.50+111
+YOSYS_VER := 0.51
 YOSYS_MAJOR := $(shell echo $(YOSYS_VER) | cut -d'.' -f1)
 YOSYS_MINOR := $(shell echo $(YOSYS_VER) | cut -d'.' -f2 | cut -d'+' -f1)
 YOSYS_COMMIT := $(shell echo $(YOSYS_VER) | cut -d'+' -f2)
@@ -176,7 +176,7 @@ endif
 OBJS = kernel/version_$(GIT_REV).o
 
 bumpversion:
-	sed -i "/^YOSYS_VER := / s/+[0-9][0-9]*$$/+`git log --oneline b5170e1.. | wc -l`/;" Makefile
+#	sed -i "/^YOSYS_VER := / s/+[0-9][0-9]*$$/+`git log --oneline b5170e1.. | wc -l`/;" Makefile
 
 ABCMKARGS = CC="$(CXX)" CXX="$(CXX)" ABC_USE_LIBSTDCXX=1 ABC_USE_NAMESPACE=abc VERBOSE=$(Q)
 

docs/source/conf.py

@@ -6,7 +6,7 @@ import os
 project = 'YosysHQ Yosys'
 author = 'YosysHQ GmbH'
 copyright ='2025 YosysHQ GmbH'
-yosys_ver = "0.50"
+yosys_ver = "0.51"
 
 # select HTML theme
 html_theme = 'furo-ys'