Top "X86-64" questions

x86-64 is a 64 bit extension to the Intel x86 architecture

What's the purpose of the LEA instruction?

For me, it just seems like a funky MOV. What's its purpose and when should I use it?

assembly x86 x86-64 x86-16
How can I determine if a .NET assembly was built for x86 or x64?

I've got an arbitrary list of .NET assemblies. I need to programmatically check if each DLL was built for x86 (…

.net assemblies x86 64-bit x86-64
How to include static library in makefile

I have the following makefile CXXFILES = pthreads.cpp CXXFLAGS = -O3 -o prog -rdynamic -D_GNU_SOURCE -L./libmine LIBS = -lpthread …

c linux gcc x86-64
System.BadImageFormatException: Could not load file or assembly (from installutil.exe)

I am trying to install a Windows service using InstallUtil.exe and am getting the error message System.BadImageFormatException: Could …

.net windows-services x86 64-bit x86-64
Difference between x86, x32, and x64 architectures?

Please explain the difference between x86, x32 and x64? Its a bit confusing when it comes to x86 and x32 …

x86 64-bit x86-64 cpu-architecture abi
What are the calling conventions for UNIX & Linux system calls (and user-space functions) on i386 and x86-64

Following links explain x86-32 system call conventions for both UNIX (BSD flavor) & Linux: http://www.int80h.org/…

linux assembly x86-64 calling-convention abi
How to find if a native DLL file is compiled as x64 or x86?

I want to determine if a native assembly is complied as x64 or x86 from a managed code application (C#). …

c# .net winapi 64-bit x86-64
Targeting both 32bit and 64bit with Visual Studio in same solution/project

I have a little dilemma on how to set up my visual studio builds for multi-targeting. Background: c# .NET v2.0 …

.net visual-studio 64-bit x86-64
Floating point vs integer calculations on modern hardware

I am doing some performance critical work in C++, and we are currently using integer calculations for problems that are …

c++ x86 floating-point x86-64
How to build x86 and/or x64 on Windows from command line with CMAKE?

One way to get cmake to build x86 on Windows with Visual Studio is like so: Start Visual Studio Command …

c visual-studio cmake cross-compiling x86-64