mirror of git://sourceware.org/git/glibc.git
56 lines
2.0 KiB
C
56 lines
2.0 KiB
C
/* Macros for accessing thread-local storage. C-SKY ABIV2 version.
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Copyright (C) 2018 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library. If not, see
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<http://www.gnu.org/licenses/>. */
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# define TLS_LE(x) \
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({ int *__result; \
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__asm__ ("lrw %0, " #x "@TPOFF\n\t" \
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"add %0, tls, %0" \
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: "=&r" (__result)); \
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__result; })
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# define TLS_IE(x) \
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({ int *__result; \
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__asm__ ("grs a1, 1f\n" \
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"1:\tlrw %0, " #x "@GOTTPOFF\n\t" \
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"ldr.w %0, (a1, %0 << 0)\n\t" \
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"add %0, tls, %0" \
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: "=&r" (__result): : "a1"); \
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__result; })
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# define TLS_LD(x) \
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({ char *__result; \
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int __offset; \
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extern void *__tls_get_addr (void *); \
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__asm__ ("grs a1, 1f\n" \
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"1:\tlrw %0, " #x "@TLSLDM32;\n\t" \
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"add %0, a1, %0" \
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: "=r" (__result) : : "a1"); \
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__result = (char *)__tls_get_addr (__result); \
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__asm__ ("lrw %0, " #x "@TLSLDO32" \
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: "=r" (__offset)); \
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(int *) (__result + __offset); })
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# define TLS_GD(x) \
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({ int *__result; \
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extern void *__tls_get_addr (void *); \
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__asm__ ("grs a1, 1f\n" \
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"1:\tlrw %0, " #x "@TLSGD32\n\t" \
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"add %0, a1, %0" \
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: "=r" (__result) : : "a1"); \
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(int *)__tls_get_addr (__result); })
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