Verilator 4.222 2022-05-02 released

[wsnyder]

Verilator 4.222 2022-05-02

Minor:

• Split --prof-threads into --prof-exec and --prof-pgo (Improve run-time profiling verilator#3365). [Geza Lore, Shunyao CAD]
• Deprecate 'vluint64_t' and similar types (Internals: Cleanup old vluint64_t etc typedef usages verilator#3255).
• Raise error on assignment to const in initial blocks. [Geza Lore, Shunyao CAD]
• Issue INITIALDLY/COMBDLY/BLKSEQ warnings consistent with Verilator execution. [Geza Lore, Shunyao CAD]
• Support LoongArch ISA multithreading (Support LoongArch ISA multi thread verilator#3353) (Support LoongArch ISA multithreading verilator#3354). [Xi Zhang]
• Fix MSVC localtime_s (Visual Studio has localtime_s verilator#3124).
• Fix Bison 3.8.2 error (Bison Unicode text crashes bisonpre verilator#3366). [elike-ypq]
• Fix rare bug in -Oz (V3Localize) (Removing LifePost optimization yields t_if_deep failure verilator#3286). [Geza Lore, Shunyao CAD]
• Fix tracing interfaces inside interfaces (VCD corruption on interfaces under interfaces verilator#3309). [Kevin Millis]
• Fix filenames with dots overwriting debug .vpp files (Filenames with dots overwrite .vpp files verilator#3373).
• Fix including VK_USER_OBJS in make library (VK_GLOBAL_OBJ link rule mistake gives undefined symbol: _ZN16VerilatedContextD1Ev verilator#3370) (Issue 3370 take 2 verilator#3382). [Julien Margetts]
• Fix hang in generate symbol references (Verilog compile hangs with XMR to function inside genblk verilator#3391) (fix hanging in XMR verilator#3398). [Yoda Lee]
• Fix missing verilator/verilator#include (Added missing #include <memory> verilator#3392). [Aliaksei Chapyzhenka]
• Fix crash in recursive module inlining (Assert: iterateAndNext node has no back verilator#3393). [david-sawatzke]
• Fix --protect-ids mangling names of library methods. [Geza Lore, Shunyao CAD]
• Fix foreach segmentation fault (foreach: fix segmentation fault when dtypep is nullptr verilator#3400). [Kamil Rakoczy]