instructions
How many machine instructions are needed for a function call in C?
I\'d like to know how ma开发者_如何学JAVAny instructions are needed for a function call in a C program compiled with gcc for x86 platforms from start to finish.[详细]
2023-02-19 14:19 分类:问答SSE4, SSE5 & AMD Cool n Quiet
Well, i we\'re wondering if C++ can check if the computer has SSE4, SSE5, and Cool 开发者_StackOverflow社区\'n\' Quiet. It\'s possible? How? I saw the isProcessorFeaturePresent but i don\'t see anythi[详细]
2023-02-11 12:07 分类:问答Looking for instruction that flips/reverses bytes in a word
I need to flip/reverse the bytes in a 4-byte word, for the purpose of displaying it 开发者_开发百科on LED display.[详细]
2023-02-11 05:31 分类:问答Why does LLVM add two extra instructions for the same program?
I am compiling this C program and comparing the generated assembly code: int main(){ return 0; } GCC gives this main function (cc hello.c -S):[详细]
2023-02-08 11:10 分类:问答How processor deals with instruction upon interrupt
What will happen if in the middle of a long instruction the CPU recieves interruption? Will the CPU execute the whole instruction开发者_开发问答 or only part of it?From a programmer\'s point of view,[详细]
2023-02-06 10:14 分类:问答Looking for step-by-step instructions on how to install Bakery module
I am looking for step-by-step instructions on how to install Bakery module for Drupal. I have multiple site开发者_运维问答s, that do not share a Drupal installation & tried understanding instructi[详细]
2023-02-06 01:04 分类:问答ActionScript - same opcode for two distinct instructions?
Looking at the AVM2 specs (here, page 66-67) i found out that there are two instructions which do something different but they have the same opcode:[详细]
2023-02-03 15:55 分类:问答JVM instruction ALOAD_0 in the 'main' method points to 'args' instead of 'this'?
I am trying to impleme开发者_如何转开发nt a subset of Java for an academic study. Well, I\'m in the last stages (code generation) and I wrote a rather simple program to see how method arguments are ha[详细]
2023-02-03 13:17 分类:问答How do you create a textbox in visual Studio with c#?
I feel kind of silly asking this question as it seems really simple, but how do I create a text box that I can type in instructions and stuff like开发者_StackOverflow that. I don\'t need the user to b[详细]
2023-02-02 05:56 分类:问答How does the `test` instruction work?
If we have: test dword ptr [eax], 2000h je label1: Is there any value other than 0 in dword p开发者_JAVA技巧tr [eax] that would make the jump take place?Instruction test works like and instruction,[详细]
2023-01-31 08:55 分类:问答