Post by Rimpy Chugh

Principal Product Manager @ Synopsys

What if you could predict which registers will get optimized during synthesis—directly at RTL? Unintended register optimizations—driven by constant propagation or unused logic—often surface late in the flow, leading to: 1. Multiple RTL–synthesis iterations 2. Long debug cycles to identify root cause 3. Variability in area across RTL drops Traditionally, designers analyze massive lists of optimized registers (100K+) after synthesis runs, often through spreadsheets—an approach that is tedious, time-consuming, and error-prone. What’s changing? With VC SpyGlass Implementation Design Checks (IDC), these issues can now be detected earlier at RTL, enabling: 1. Shift-left visibility into synthesis-driven transformations 2. Faster root-cause analysis with integrated debug views 3. Reduced iteration cycles between RTL and implementation 4. Stronger alignment with downstream implementation results For RTL designers, implementation engineers, and SoC methodology leads, this is a key step toward predictable QoR and faster convergence. 🎥 Check out the video below where Ed Sperling, Editor-in-Chief at Semiconductor Engineering, discusses the need for SHIFT-LEFT of signoff of synthesis-optimized registers with suresh babu barla, Sr. Director of Applications Engineering. #EDA #RTLSignoff #Verification #Semiconductors #RTLDesignMethodology #Innovation #vcspyglass #Synopsys Shankar Krishnamoorthy Ajay Singh Paras Jain Rohit K Ohlayan Amit Goldie Bill Heiser Meyyappan Ramanathan Ohad Livnat Sanjay Bali Bradley Geden

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