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Reduce what needs specifying manually to just the direct forward dependencies. Plus a number of dependencies weren't put in place at all. 01: re-work ISA extension dependency handling 02: correct what gets disabled by certain ".arch .no*" 03: correct SSE dependencies 04: add dependencies on AVX2 05: rework noavx512-1 testcase 06: correct dependencies of a few AVX512 sub-features 07: correct XSAVE* dependencies 08: add dependencies on VMX 09: add dependencies on SVME 10: correct/improve TSX controls Jan