Function in c: PHPAPI char *php_pcre_replace(char *regex,int regex_len, char *subject, int subject_len,
__m128 a; __m128 b; How to code a != b ? what to use: _mm_cmpneq_ps or _mm_cmpneq_ss ? 开发者_高级运维How to process the result ?
Once Windows has loade开发者_运维百科d an executable in memory and transfert execution to the entry point, do values in registers and stack are meaningful? If so, where can I find more informations ab
I understand that the extension of the executables .com .exe etc is meant for the operating system. It has got nothing to do with the underlying ISA (be it x86 or开发者_开发知识库 SPARC). Am I correct
Recently I learned that Fabrice Bellard created an implementation of QEMU (more or less, you get the idea) in JavaScript by emulating an i586. This caught my interest as I have always been fascinated
This question already has answers here: 开发者_JAVA技巧 `testl` eax against eax? (8 answers) Closed 5 years ago.
I am experimenting with compiler performance. I have a very small piece of code, just a few floating point multiplications and 开发者_Python百科additions. The code gets executed in a loop several mill
I\'m trying to understand some assembler code inside a loop. The loop runs from 1 to 255 and does the following inside the loop:
This question already has an answer here: Closed 11 years ago. Possible Duplicate: executing assembly within a function in c++
For some reasons, I want to be able to fine tune the final executables generated for my C++ program - down to individual instructions.As I recall, GCC should generate some text assembler file as inter
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