Smallissimo
Tuesday, October 1, 2019
Simple piSin piCos mathematical function in Squeak
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Working with radians is great, because we have the derivatives of sine function being the cosine function, and derivative of cosine being th...
Saturday, September 7, 2019
How to compare exact value of SmallInteger and Float in Smalltalk
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Long time ago, mixed arithmetic has been very well thought in Scheme with the notion of exact arithmetic vs inexact arithmetic (the result...
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Friday, September 6, 2019
How to JIT Float comparison on X64 in opensmalltalk-vm
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I wanted to share what I recently learned while hacking OpenSmalltalk VM which hold code generated from the Smalltalk source code repositor...
Thursday, May 16, 2019
Tuning the large arithmetic thresholds
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After the sqrtRem , let's now tune the other thresholds for multiplication, squaring and division. The first thing is to have settable...
Sunday, May 12, 2019
Tuning the LargeArithmetic sqrtRem
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After further analysis, it turns out that sqrtRem algorithm is always faster than naive Newton-Raphson iterations for LargePositiveInteger ...
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