General emulator and computer architecture resources
Note that the companies/organizations behind these documents could have updated them, thus meaning that the copies here may not be the most recent version.
- PowerISA 3.1 - core PowerPC instructions, Altivec, decimal floating point, and VSX (an updated SIMD extension only on newer "POWER" CPUs, compared to the Altivec on PowerPCs in the 90s and early 2000s).
- RISC-V Unprivileged Spec - contains info on core "user-mode"
instructions . Note there are specifications regarding other extensions,
they can be found on the official RISC-V website.
- RISC-V Privileged Spec - contains info on core "system-mode"
instructions and the RISC-V equivalent of an x86 MSR - the CSR.
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