Signed-off-by: Yann Sionneau <y...@sionneau.net> --- test/tls/tls-macros-or1k.h | 75 ++++++++++++++++++++++++++++++++++++++ test/tls/tls-macros.h | 4 ++ 2 files changed, 79 insertions(+) create mode 100644 test/tls/tls-macros-or1k.h
diff --git a/test/tls/tls-macros-or1k.h b/test/tls/tls-macros-or1k.h new file mode 100644 index 0000000..dcf78d6 --- /dev/null +++ b/test/tls/tls-macros-or1k.h @@ -0,0 +1,75 @@ +/* Macros to support TLS testing, OpenRISC version. + Copyright (C) 2019 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_LOAD_GOT \ + ({ register long lr __asm__ ("r9"); \ + long got; \ + asm ("l.jal 0x8\n\t" \ + " l.movhi %0, gotpchi(_GLOBAL_OFFSET_TABLE_-4)\n\t" \ + "l.ori %0, %0, gotpclo(_GLOBAL_OFFSET_TABLE_+0)\n\t" \ + "l.add %0, %0, %1" \ + : "=r" (got), "=r" (lr)); \ + got; }) + +/* General Dynamic: + l.movhi r17, tlsgdhi(symbol) + l.ori r17, r17, tlsgdlo(symbol) + l.add r17, r17, r16 + l.or r3, r17, r17 + l.jal plt(__tls_get_addr) + l.nop */ + +#define TLS_GD(x) \ + ({ void *__tlsgd; \ + extern void *__tls_get_addr (void *); \ + asm ("l.movhi %0, tlsgdhi(" #x ")\n\t" \ + "l.ori %0, %0, tlsgdlo(" #x ")\n\t" \ + : "=r" (__tlsgd)); \ + (int *) __tls_get_addr (TLS_LOAD_GOT + __tlsgd); }) + +#define TLS_LD(x) TLS_GD(x) + +/* Initial Exec: + l.movhi r17, gottpoffhi(symbol) + l.add r17, r17, r16 + l.lwz r17, gottpofflo(symbol)(r17) + l.add r17, r17, r10 + l.lbs r17, 0(r17) */ + +#define TLS_IE(x) \ + ({ register long __tls __asm__ ("r10"); \ + void *__tlsie; \ + asm ("l.movhi %0, gottpoffhi(" #x ")\n\t" \ + "l.add %0, %0, %1\n\t" \ + "l.lwz %0, gottpofflo(" #x ")(%0)\n\t" \ + "l.add %0, %0, %2\n\t" \ + : "=&r" (__tlsie) : "r" (TLS_LOAD_GOT), \ + "r" (__tls) : "memory"); \ + __tlsie; }) + +/* Local Exec: + l.movhi r17, tpoffha(symbol) + l.add r17, r17, r10 + l.addi r17, r17, tpofflo(symbol) + l.lbs r17, 0(r17) */ + +#define TLS_LE(x) \ + ({ register long __tls __asm__ ("r10"); \ + void *__tlsle; \ + asm ("l.movhi %0, tpoffha(" #x ")\n\t" \ + "l.add %0, %0, %1\n\t" \ + "l.addi %0, %0, tpofflo(" #x ")\n\t" \ + : "=&r" (__tlsle) : "r" (__tls) : "memory"); \ + __tlsle; }) diff --git a/test/tls/tls-macros.h b/test/tls/tls-macros.h index 9053d8d..71e8ef4 100644 --- a/test/tls/tls-macros.h +++ b/test/tls/tls-macros.h @@ -76,6 +76,10 @@ #include <tls-macros-xtensa.h> #endif +#ifdef __or1k__ +#include <tls-macros-or1k.h> +#endif + #if !defined TLS_LE || !defined TLS_IE \ || !defined TLS_LD || !defined TLS_GD # error "No support for this architecture so far." -- 2.17.1 _______________________________________________ devel mailing list devel@uclibc-ng.org https://mailman.uclibc-ng.org/cgi-bin/mailman/listinfo/devel
