diff --git a/lib/csu/amd64/crt1_s.S b/lib/csu/amd64/crt1_s.S index 0c1c3b960bda..f7ea076d94f1 100644 --- a/lib/csu/amd64/crt1_s.S +++ b/lib/csu/amd64/crt1_s.S @@ -1,88 +1,89 @@ /*- * SPDX-License-Identifier: BSD-2-Clause * * Copyright (C) 2023 Dmitry Chagin * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #include .text .align 8 /* * The program entry point * %rdi %rsi * void _start(char **ap, void (*cleanup)(void)) __dead2 */ .globl _start .type _start, @function _start: .cfi_startproc .cfi_undefined %rip /* Terminate call chain. */ pushq %rbp /* Align stack, terminate call chain. */ .cfi_def_cfa_offset 8 movq %rsp, %rbp .cfi_offset %rbp, -16 .cfi_def_cfa_register %rbp #ifdef GCRT subq $16, %rsp #endif movq %rsi, %rcx movq %rdi, %rsi /* argv = ap */ addq $8, %rsi /* argv += 1 */ movq %rdi, %rdx /* env = ap */ addq $16, %rdx /* env += 2 */ movslq (%rdi), %rax movl %eax, %edi /* argc = *(long *)(void *)ap */ shlq $3, %rax addq %rax, %rdx /* env += argc */ #ifdef PIC /* - * XXX. %rip relative addressing does not intended to use in the - * large memory model due to offset from %rip is limited to 32 bits. + * XXX. %rip relative addressing is not intended for use in the + * large memory model due to the offset from %rip being limited + * to 32 bits. */ - leaq main(%rip), %r8 + leaq main@plt(%rip), %r8 #else movabsq $main, %r8 #endif #ifdef GCRT movabsq $eprol, %r9 movabsq $etext, %rax movq %rax, (%rsp) /* * %edi %rsi %rdx %rcx %r8 %r9 (%rsp) * __libc_start1_gcrt(argc, argv, env, cleanup, main, &eprol, &etext) */ callq __libc_start1_gcrt eprol: #else /* __libc_start1(argc, argv, env, cleanup, main) */ callq __libc_start1 #endif int3 .cfi_endproc .size _start, . - _start .section .note.GNU-stack,"",%progbits