diff options
Diffstat (limited to 'sysdeps/aarch64/tls-macros.h')
| -rw-r--r-- | sysdeps/aarch64/tls-macros.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/sysdeps/aarch64/tls-macros.h b/sysdeps/aarch64/tls-macros.h new file mode 100644 index 0000000000..ad39e243db --- /dev/null +++ b/sysdeps/aarch64/tls-macros.h @@ -0,0 +1,51 @@ +/* Copyright (C) 2009-2014 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 + <http://www.gnu.org/licenses/>. */ + +#define TLS_LD(x) TLS_GD(x) + +#define TLS_GD(x) \ + ({ register unsigned long __result asm ("x0"); \ + asm ("adrp %0, :tlsgd:" #x "; " \ + "add %0, %0, #:tlsgd_lo12:" #x "; " \ + "bl __tls_get_addr;" \ + "nop" \ + : "=r" (__result) \ + : \ + : "x1", "x2", "x3", "x4", "x5", "x6", \ + "x7", "x8", "x9", "x10", "x11", "x12", \ + "x13", "x14", "x15", "x16", "x17", "x18", \ + "x30", "memory"); \ + (int *) (__result); }) + +#define TLS_IE(x) \ + ({ register unsigned long __result asm ("x0"); \ + register unsigned long __t; \ + asm ("mrs %1, tpidr_el0; " \ + "adrp %0, :gottprel:" #x "; " \ + "ldr %0, [%0, #:gottprel_lo12:" #x "]; " \ + "add %0, %0, %1" \ + : "=r" (__result), "=r" (__t)); \ + (int *) (__result); }) + +#define TLS_LE(x) \ + ({ register unsigned long __result asm ("x0"); \ + asm ("mrs %0, tpidr_el0; " \ + "add %0, %0, :tprel_hi12:" #x "; " \ + "add %0, %0, :tprel_lo12_nc:" #x \ + : "=r" (__result)); \ + (int *) (__result); }) |