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This patch implements various atomic and locking routines on RISC-V. We
mandate the A extension on Linux-capable RISC-V systems, so this can
rely on always having the various atomic instructions availiable.
2018-01-29 Palmer Dabbelt <palmer@sifive.com>
* sysdeps/riscv/nptl/bits/pthreadtypes-arch.h: New file.
* sysdeps/riscv/nptl/bits/semaphore.h: Likewise.
* sysdeps/riscv/nptl/libc-lowlevellock.c: Likewise.
* sysdeps/unix/sysv/linux/riscv/atomic-machine.h: Likewise.
9 lines
248 B
C
9 lines
248 B
C
/* This kludge works around a libpthread static linking problem:
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https://sourceware.org/bugzilla/show_bug.cgi?id=15648. */
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#ifndef SHARED
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# define __lll_lock_wait_private weak_function __lll_lock_wait_private
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#endif
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#include <lowlevellock.c>
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