diff options
Diffstat (limited to 'sysdeps/i386/tls_get_addr.h')
| -rw-r--r-- | sysdeps/i386/tls_get_addr.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/sysdeps/i386/tls_get_addr.h b/sysdeps/i386/tls_get_addr.h new file mode 100644 index 0000000..1825798 --- /dev/null +++ b/sysdeps/i386/tls_get_addr.h @@ -0,0 +1,42 @@ +/* Thread-local storage handling in the ELF dynamic linker. i386 version. + Copyright (C) 2025 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + + .hidden ___tls_get_addr + .global ___tls_get_addr + .type ___tls_get_addr,@function + + /* This function is a wrapper of ___tls_get_addr_internal to + preserve caller-saved vector registers. */ + + cfi_startproc + .align 16 +___tls_get_addr: + /* Like all TLS resolvers, preserve call-clobbered registers. + We need two scratch regs anyway. */ + subl $32, %esp + cfi_adjust_cfa_offset (32) + movl %ecx, 20(%esp) + movl %edx, 24(%esp) +#include "tls-get-addr-wrapper.h" + movl 20(%esp), %ecx + movl 24(%esp), %edx + addl $32, %esp + cfi_adjust_cfa_offset (-32) + ret + cfi_endproc + .size ___tls_get_addr, .-___tls_get_addr |