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2 commits

Author SHA1 Message Date
Bastian Koppelmann 5e5b3e9ea9
target/riscv: Activate decodetree and implemnt LUI & AUIPC
for now only LUI & AUIPC are decoded and translated. If decodetree fails, we
fall back to the old decoder.

Backports commit 2a53cff418335ccb4719e9a94fde55f6ebcc895d from qemu
2019-03-18 15:54:17 -04:00
Lioncash b6f752970b
target/riscv: Initial introduction of the RISC-V target
This ports over the RISC-V architecture from Qemu. This is currently a
very barebones transition. No code hooking or any fancy stuff.
Currently, you can feed it instructions and query the CPU state itself.

This also allows choosing whether or not RISC-V 32-bit or RISC-V 64-bit
is desirable through Unicorn's interface as well.

Extremely basic examples of executing a single instruction have been
added to the samples directory to help demonstrate how to use the basic
functionality.
2019-03-08 21:46:10 -05:00