mirror of https://github.com/acidanthera/audk.git
35 lines
718 B
ArmAsm
35 lines
718 B
ArmAsm
##------------------------------------------------------------------------------
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#
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# SpeculationBarrier() for RISCV64
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#
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# Copyright (c) 2023, Intel Corporation. All rights reserved.
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#
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# SPDX-License-Identifier: BSD-2-Clause-Patent
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#
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##------------------------------------------------------------------------------
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.text
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.p2align 2
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ASM_GLOBAL ASM_PFX(SpeculationBarrier)
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#/**
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# Uses as a barrier to stop speculative execution.
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#
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# Ensures that no later instruction will execute speculatively, until all prior
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# instructions have completed.
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#
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#**/
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#VOID
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#EFIAPI
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#SpeculationBarrier (
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# VOID
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# );
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#
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ASM_PFX(SpeculationBarrier):
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fence rw,rw
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fence.i
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fence r,r
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ret
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