mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-26 04:31:03 +00:00
56 lines
2.0 KiB
C
56 lines
2.0 KiB
C
/* Macros for accessing thread-local storage. C-SKY ABIV2 version.
|
|
Copyright (C) 2018-2020 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/>. */
|
|
|
|
# define TLS_LE(x) \
|
|
({ int *__result; \
|
|
__asm__ ("lrw %0, " #x "@TPOFF\n\t" \
|
|
"add %0, tls, %0" \
|
|
: "=&r" (__result)); \
|
|
__result; })
|
|
|
|
# define TLS_IE(x) \
|
|
({ int *__result; \
|
|
__asm__ ("grs a1, 1f\n" \
|
|
"1:\tlrw %0, " #x "@GOTTPOFF\n\t" \
|
|
"ldr.w %0, (a1, %0 << 0)\n\t" \
|
|
"add %0, tls, %0" \
|
|
: "=&r" (__result): : "a1"); \
|
|
__result; })
|
|
|
|
# define TLS_LD(x) \
|
|
({ char *__result; \
|
|
int __offset; \
|
|
extern void *__tls_get_addr (void *); \
|
|
__asm__ ("grs a1, 1f\n" \
|
|
"1:\tlrw %0, " #x "@TLSLDM32;\n\t" \
|
|
"add %0, a1, %0" \
|
|
: "=r" (__result) : : "a1"); \
|
|
__result = (char *)__tls_get_addr (__result); \
|
|
__asm__ ("lrw %0, " #x "@TLSLDO32" \
|
|
: "=r" (__offset)); \
|
|
(int *) (__result + __offset); })
|
|
|
|
# define TLS_GD(x) \
|
|
({ int *__result; \
|
|
extern void *__tls_get_addr (void *); \
|
|
__asm__ ("grs a1, 1f\n" \
|
|
"1:\tlrw %0, " #x "@TLSGD32\n\t" \
|
|
"add %0, a1, %0" \
|
|
: "=r" (__result) : : "a1"); \
|
|
(int *)__tls_get_addr (__result); })
|