I'm putting 3 changes in this PR because fuzzers naturally depend on bugfixes and those are one-liners anyway. Having separate pull requests would be an overkill and they would have to be merged in a specific order. I've kept one change per commit for clarity.
Changes:
Fuzzing ZydisEncoderEncodeInstructionAbsolute - primary goal of this PR, doesn't need much explanation. Although ZydisTestEncoderAbsolute aims to cover every case some stuff went unnoticed like #463. Fuzzing is a valuable 2nd layer of testing here.
3DNow! handling - first and hopefully the last issue found by new fuzzing logic. 3DNow! instructions have extra opcode byte at the end and that confused logic inside ZydisEncoderEncodeInstructionAbsolute.
Enable IPREFETCH mode by default - we had it documented as enabled by default while it wasn't
I'm putting 3 changes in this PR because fuzzers naturally depend on bugfixes and those are one-liners anyway. Having separate pull requests would be an overkill and they would have to be merged in a specific order. I've kept one change per commit for clarity.
Changes:
ZydisEncoderEncodeInstructionAbsolute- primary goal of this PR, doesn't need much explanation. AlthoughZydisTestEncoderAbsoluteaims to cover every case some stuff went unnoticed like #463. Fuzzing is a valuable 2nd layer of testing here.ZydisEncoderEncodeInstructionAbsolute.