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procedures

tutorial

x86 Assembly: Calling Conventions - cdecl versus stdcall

Notes and examples of __cdecl (c-declaration) and __stdcall (standard-call) calling conventions.

x86 Assembly: CPUID/CPU Capabilities Library

A C/C++ library written in assembly that wraps the functionality of CPUID.

x86 Assembly: Hello Windows Example

Example Windows Program.

x86 Assembly: Hello World Example (MSDOS)

Example MSDOS program.

x86 Assembly: How to Check for CPUID Support

An example of how to check if a processor supports the CPUID instruction.

x86 Assembly: How to Check for MMX Support

An example of how to check if a processor supports the MMX instruction set.

x86 Assembly: How to Check for SSE Support

An example of how to check if a processor supports the SSE instruction set.

x86 Assembly: How to Check for SSE2 Support

An example of how to check if a processor supports the SSE2 instruction set.

x86 Assembly: How to Check for SSE3 Support

An example of how to check if a processor supports the SSE3 instruction set.

x86 Assembly: How to Check for SSE4.1 Support

An example of how to check if a processor supports the SSE4.1 instruction set.

x86 Assembly: How to Check for SSE4.2 Support

An example of how to check if a processor supports the SSE4.2 instruction set.

x86 Assembly: How to Check for SSSE3 Support

An example of how to check if a processor supports the SSSE3 instruction set.

x86 Assembly: How to Retrieve the CPU Name with CPUID

An example of how to retrieve the CPU brand or name using the CPUID instruction.

x86 Assembly: Return the CPU Speed Using RDTSC Instruction

Find the processor frequency in Hertz using the RDTSC assembly instruction.