OpenBLAS/kernel/arm64/sme_abi.h

47 lines
2.3 KiB
C

/***************************************************************************
* Copyright (c) 2024, The OpenBLAS Project
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#pragma once
#include <stdlib.h>
/**
* * These are SME ABI routines for saving & restoring SME state.
* * They are typically provided by a compiler runtime library such
* * as libgcc or compiler-rt, but support for these routines is not
* * yet available on all platforms.
* *
* * Define these as aborting stubs so that we loudly fail on nested
* * usage of SME state.
* *
* * These are defined as weak symbols so that a compiler runtime can
* * override them if supported.
* */
__attribute__((weak)) void __arm_tpidr2_save() { abort(); }
__attribute__((weak)) void __arm_tpidr2_restore() { abort(); }