FillInteger Implementation in Delphi/Object Pascal
This post gives a few C++ implementations that fill an array of integers by every 4 byte. Please note that the function FillChar works on the byte level (filling …
Tag: inline assembly
Lost Era, Microsoft DOS, .COM Assembly, 8 byte program, GetKey
October 16, 2013
16 bit, assembly language, code, DOS, DOSBOX, I/O File, implementation, MSDOS 16-bit, programming languages, windows, windows command shell
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We have previously introduced the open source project DOSBox, an x86 emulator for DOS. This brings back some good memory of writing DOS assembly. The .COM binary is the …
Emerging Era, Win32 Assembly, MASM, Hello World!
October 16, 2013
32 bit, assembly language, code, compiler, implementation, programming languages, Win32 API, windows
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Today, there are many high-level programming languages (known as fourth generation, the Object Oriented Programming) available so what fuzz is about this Win32 Assembly programming? As we know, the …
GetThreadID and GetProcessID from TIB
April 23, 2013
assembly language, delphi, implementation, optimization, programming languages, tricks, Win32 API, windows
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I was reading the source code of the FastMM4 and this short function came to my eyes. function GetThreadID: Cardinal; {$ifdef 32Bit} asm mov eax, FS: end; {$else} begin Result …
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 …
