How to use align-data-move SSE in Delphi XE3 ?
Delphi XE3 compiles 64-bit fast floating point code based on SSE2 (Streaming SIMD Extensions). The SSE instruction data move for 4-byte singles such as movaps requires data address to be 16-byte …
Category: programming languages
Copy Function in Delphi XE3
April 22, 2013
64 bit, assembly language, bug fixes, code, compiler, delphi, implementation, interpreter / compiler, optimization, programming languages, technical, tricks, windows
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I came across a very strange problem when I tried to use Copy function in Delphi XE3. The Copy function behaves differently for string when compiled into 32bit and 64bit using Delphi …
Add Formatted Text to Word from VBScript
April 17, 2013
batch script, beginner, code, implementation, programming languages, tricks, VBA, vbscript, windows, windows command shell, windows scripting host
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Windows is full of COM (Component Object Model), and many software (such as Microsoft Office) provides the COM automation object, that can be easily programmed. The following shows an …
Fast Integer Log10
April 16, 2013
algorithms, beginner, c #, code, code library, floating point, implementation, math, optimization, programming languages, tricks
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Mathematical function log10can be quite time consuming. If it is not available, for some languages such as VBScript, you have to compute it base on the fact. and therefore, we …
Access Violation Bug Migrating to 64-bit
April 12, 2013
bug fixes, compiler, data types, delphi, interpreter / compiler, programming languages, windows
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I have posted a question on stackoverflow.com and it got answered within a few minutes. Then I realized how stupid this bug was. I have a Delphi project that was …