8. Release Notes

8.1. LegUp HLS EAP 9.2 Release Notes

Release date: March 3, 2021

8.1.1. Software Features and Enhancements

8.1.2. Resolved Issues

The following defects and enhancement requests were resolved:

  • HLS-42: Libero 12.6 complains about set_option -rom_map_logic.
  • HLS-50: Sobel tutorial part 3 to match the syntax as part 1 & 2.
  • HLS-59: Fix the memory port names to a more understandable convention.
  • HLS-60: Give a proper error when there are multiple top-level functions specified.
  • HLS-63: Sefault if the top-level function pragma is removed from Sobel tutorial part 1.
  • HLS-78: Loop pipeline support for variable loop bounds.
  • HLS-97: Fmax improvements for customer design.
  • HLS-121: Cannot access AXI4 slave without starting the accelerator (in concurrent_access mode).
  • HLS-129: loop unrolling crashes some designs.
  • HLS-142: Running Libero synthesis, P&R from LegUp will fail with Libero 12.5 or before on Windows.
  • HLS-149: LLVM’s loop-unswitch performs an unwanted loop replication.
  • HLS-156: CoSim: wrong values for ap_uint type being fed to the DUT.
  • HLS-162: Verilog name conflict in generated Verilog between a RAM instance and a register.
  • HLS-164: Cannot expand grouped AXI4stream ports in SmartDesign for HDL+ block.
  • HLS-165: Some memory interfaces are not showing in the interface report.
  • HLS-168: Clang errors out with none type memory partition pragma.
  • HLS-200: Can’t set multiply latency when split mult is enabled.
  • HLS-201: Execute create_hdl_plus.tcl from Libero got LEGUP_ROOT_DIR not set error.
  • HLS-203: ScheduleViewer does not work when LegUp installation and workspace are in different drives.
  • HLS-206: Red-line in Eclipse complaining about legup::thread/ref.

8.2. LegUp HLS EAP 9.1 Release Notes

Release date: Jan 4, 2021

8.2.1. Software Features and Enhancements

8.2.2. Resolved Issues

The following defects and enhancement requests were resolved:

  • Synthesize with Libero block flow to avoid limited number of top-level I/O pins
  • Fixes for RAM initialization and reset logic
  • Fix LegUp IDE cancel button on Windows
  • Fix Libero FMax parsing
  • Better error messages for unsupported C++ features (vector, map, etc.) and unsupported co-simulation cases