x86

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Run applications in Windows 7 as 32 bit

So we have an app that used to compile to \"Any CPU\". It would run in 64 bit mode on Windows 7 machines, but would error out when it tried to make a call to an interop running in 32 bit mode.[详细]

2023-04-01 08:11 分类：问答
Why does cmp 0x84,0x30 trigger the overflow flag?

I\'ve been playing with assembly for a while and looking at some code. in which AL is first set to 0x84 then cmp AL, 0x30 is used.[详细]

2023-04-01 07:22 分类：问答
x86 register names, addressing modes, displacement, and storage

I have a few questions about assembly which I am learning and I am confused by. What is the difference between bx and bp and ss and sp? The book say开发者_开发技巧s that bx is base register and bp is[详细]

2023-04-01 02:45 分类：问答
strange level of indirection of a function call

I\'m wr开发者_如何学Citing some low level code and I noticed some unnecessary level of indirection of a function call and I simply don\'t get what\'s the reason for that indirection. Here\'s dummy cod[详细]

2023-03-31 13:29 分类：问答
Compilation error when perfoming SSE in C++

My code is very simple for understanding SSE. My code is: #include <iostream> #include <iomanip&开发者_高级运维gt;[详细]

2023-03-31 10:27 分类：问答
order for encoding x86 instruction prefix bytes

I know that x86 instructions can have a m开发者_开发问答aximum of 4 bytes of prefixes, e.g Lock, rep, segment overrides etc.[详细]

2023-03-31 08:35 分类：问答
Why is the carry flag not being set?

I have a simple high level assembly program, where I am learning the ins and outs of bit shifting and rotation. I have this simple program to play around with shifting the bits in a single byte.[详细]

2023-03-31 02:12 分类：问答
How does the JE instruction work without CMP?

.L10: leal(%rsi,%rsi,4), %edx movsbl%al,%eax addq$1, %rdi leal-48(%rax,%rdx,2), %esi je开发者_开发技巧.L3[详细]

2023-03-31 01:50 分类：问答
System.Data.SQLite BadImageFormatException with NHibernate, works finewhen standalone

I tried to use NHibernate with SQLite, version=1.0.74.0 for .NET 4 and 32 bit. I use a 64bit WIN7, but build the application in x86 mode[详细]

2023-03-31 01:38 分类：问答
x86 32 Bit Assembly question

I am currently in the process of learning assembly and I was playing around with if statements. My current code is as follows.[详细]

2023-03-30 21:46 分类：问答