Hi guys. As you may know, I finished my PhD in Computer Science in France and I am now back in my country, Argentina. I have started working as a freelancer/consultant/contractor/independent. If you are interested in discussing with me, please send me a private email. For a long time, Pharaoers and Squakers have been asking … More Headless support for Cog Cocoa VM
This post is mostly a reminder for myself, because each time I need to do it, I forget how it was 🙂 There are usually 2 cases where I want that the VM halts (breakpoint): 1) When a particular message is being processed. 2) When there is an assertion failure. CogVM has some kind of … More Halting when VM sends a particular message or on assertion failures
Last days I needed to migrate some old code I used to have in the VM for tracing objects usage. Luc Fabresse also wanted to be able to set and get the value of a bit in the object header to do some experiments. So…we thought it was a good idea to make it abstract … More ExperimentalBit
Hi. Whether you are experimenting and hacking in the VM (where it is likely that some things will go wrong) or you are running an application in production, it is always useful to know how to debug the VM. In this post, we will see how to compile the VM with all the debug information, … More How to debug the VM?
Hi folks. I guess that some readers do not like all the building part and want to go directly to see the VM internals. But it is really important that you understand how to change the VM, compile it or even debug it. Otherwise, you’ll be very limited. This post is mostly about a couple … More Building the VM – Second Part
So…this is the post all hackers were waiting for! Take a beer, open your Pharo image and prepare your terminal 🙂 In this post, we will see how to build a VM from scratch. I will use Mac OS along this post, but I will also explain how to build in Linux and Windows (yes, … More Building the VM from scratch using Git and CMakeVMMaker
You want to compile your own VM, don’t you? Compiling the VM just for compiling it and following some instructions is not really helpful, otherwise why don’t you directly download the VM binary ? My idea with this sequence of posts is that you understand and learn about the VM. So…in order to compile the … More First stop: VM’s SCM and related stuff
My main goals of this “Journey through the VM” are that the reader learns about the VM and to spread the VM knowledge, mostly for people who doesn’t know anything about VM. For these same reasons months ago I’ve created a special mailing list for beginners. Please, ask everything you don’t understand, correct me when … More Departure: VM introduction