[ Upstream commit
1590c59836dace3a20945bad049fe8802c4e6f3f ]
Building with clang yields the following error:
```
<inline asm>:3:1: error: _start changed binding to STB_GLOBAL
.global _start
^
1 error generated.
```
Make sure only specify one between `.global _start` and `.weak _start`.
Remove `.global _start`.
Cc: llvm@lists.linux.dev
Reviewed-by: Nick Desaulniers <ndesaulniers@google.com>
Acked-by: Willy Tarreau <w@1wt.eu>
Signed-off-by: Ammar Faizi <ammarfaizi2@gnuweeb.org>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Stable-dep-of:
184177c3d6e0 ("tools/nolibc: restore mips branch ordering in the _start block")
Signed-off-by: Sasha Levin <sashal@kernel.org>
/* startup code */
asm(".section .text\n"
".weak _start\n"
- ".global _start\n"
"_start:\n"
"ldr x0, [sp]\n" // argc (x0) was in the stack
"add x1, sp, 8\n" // argv (x1) = sp
/* startup code */
asm(".section .text\n"
".weak _start\n"
- ".global _start\n"
"_start:\n"
#if defined(__THUMBEB__) || defined(__THUMBEL__)
/* We enter here in 32-bit mode but if some previous functions were in
*/
asm(".section .text\n"
".weak _start\n"
- ".global _start\n"
"_start:\n"
"pop %eax\n" // argc (first arg, %eax)
"mov %esp, %ebx\n" // argv[] (second arg, %ebx)
asm(".section .text\n"
".weak __start\n"
".set nomips16\n"
- ".global __start\n"
".set noreorder\n"
".option pic0\n"
".ent __start\n"
/* startup code */
asm(".section .text\n"
".weak _start\n"
- ".global _start\n"
"_start:\n"
".option push\n"
".option norelax\n"
*/
asm(".section .text\n"
".weak _start\n"
- ".global _start\n"
"_start:\n"
"pop %rdi\n" // argc (first arg, %rdi)
"mov %rsp, %rsi\n" // argv[] (second arg, %rsi)