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Merge remote-tracking branch 'Userspace/master'

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EnderIce2
2024-11-20 05:02:06 +02:00
parent c43e8d7b03 961ddd0bd8
commit ad09129401
104 changed files with 11117 additions and 1 deletions
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Userspace/libc/runtime/crt1.c Normal file
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// https://wiki.osdev.org/Creating_a_C_Library
#define asm __asm__ __volatile__
__attribute__((naked, used, no_stack_protector, section(".text"))) void _start()
{
asm("movq $0, %rbp\n");
asm("pushq %rbp\n");
asm("pushq %rbp\n");
asm("movq %rsp, %rbp\n");
asm("pushq %rcx\n"
"pushq %rdx\n"
"pushq %rsi\n"
"pushq %rdi\n");
asm("call __libc_init\n");
asm("popq %rdi\n"
"popq %rsi\n"
"popq %rdx\n"
"popq %rcx\n");
asm("call main\n");
asm("movl %eax, %edi\n");
asm("call _exit\n");
}