[OpenSmalltalk/opensmalltalk-vm] 70f88d: CogVM source as per VMMaker.oscog-eem.2930

 
  Branch: refs/heads/Cog
  Home:   https://github.com/OpenSmalltalk/opensmalltalk-vm
  Commit: 70f88d58cc66f7d9d3297f7ef9724979df270f4a
      https://github.com/OpenSmalltalk/opensmalltalk-vm/commit/70f88d58cc66f7d9d3297f7ef9724979df270f4a
  Author: Eliot Miranda <[hidden email]>
  Date:   2021-01-07 (Thu, 07 Jan 2021)

  Changed paths:
    M nsspur64src/vm/cogit.h
    M nsspur64src/vm/cogitARMv8.c
    M nsspur64src/vm/cogitX64SysV.c
    M nsspur64src/vm/cogitX64WIN64.c
    M spur64src/vm/cogit.h
    M spur64src/vm/cogitARMv8.c
    M spur64src/vm/cogitX64SysV.c
    M spur64src/vm/cogitX64WIN64.c
    M spursista64src/vm/cogit.h
    M spursista64src/vm/cogitARMv8.c
    M spursista64src/vm/cogitX64SysV.c
    M spursista64src/vm/cogitX64WIN64.c

  Log Message:
  -----------
  CogVM source as per VMMaker.oscog-eem.2930

Time to bring the ARMv8 work back into Cog/VMMaker under full MIT.

x86/x86_64 Cog MTVM:
Add the code to handle the lock already having the right value to x86/x86_64
generateLowLevelTryLock:.  Always use a REX prefix for SETE.