WebThe SVR4 / i386 ABI (pages 3-31, 3-32) says that when the entry point runs, most registers ' values are unspecified, except for: %edx Contains a function pointer to be registered with `atexit'. This is how the dynamic linker arranges to have DT_FINI functions called for shared libraries that have been loaded before this code runs. %esp The stack contains the … Web/* SVR4/i386 ABI (pages 3-31, 3-32) says that when the program starts %edx contains a pointer to a function which might be registered using `atexit'. This provides a mean for the dynamic linker to call DT_FINI functions for shared libraries A value of 0 tells we have no such handler. #define ELF_PLAT_INIT(_r) _r->edx = 0 ...
glibc/start.S at master · lattera/glibc · GitHub
Web1.2. Foreword. This document aims answering questions of those who program or want to program 32-bit x86 assembly using free software, particularly under the Linux operating system.At many places Universal Resource Locators (URL) are given for some software or documentation repository.This document also points to other documents about non-free, … Web1The Intel386 ABI uses the term halfwordfor a 16-bit object, the term wordfor a 32-bit object, the term doubleword for a 64-bit object. But most IA-32 processor specific … nj new years eve party
Startup state of Linux/i386 ELF binary
WebThe svr4module provides limited System V Release 4 ABI (application binary interface) compatibility for userland applications. The module provides the following significant … WebBecause the provided ABI has been developed in ignorance of actual SVR4 source code, there are bound to be unforeseen interactions between SVR4 client applications and the … WebModern versions of the i386 System V ABI (used on Linux) require 16-byte alignment of %esp before a call, like the x86-64 System V ABI has always required. Callees are allowed to assume that and use SSE 16-byte loads/stores that fault on unaligned. nj new years events