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rocm-systems/projects/rocshmem/docs/api/memory_ordering.rst
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Yiltan 1667e63e30 Initial ROCm-docs (#92)
* Initial ROCm-docs commit

Co-authored-by: Aurélien Bouteiller <bouteill@icl.utk.edu>
Co-authored-by: Alex Xu <alex.xu@amd.com>
Co-authored-by: yugang-amd <yugang.wang@amd.com>

[ROCm/rocshmem commit: f693c98fb2]
2025-05-08 13:39:28 -04:00

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.. meta::
:description: rocSHMEM intra-kernel networking runtime for AMD dGPUs on the ROCm platform.
:keywords: rocSHMEM, API, ROCm, documentation, HIP, Networking, Communication
.. _rocshmem-api-memory-ordering:
---------------------------
Memory Ordering Routines
---------------------------
ROCSHMEM_FENCE
--------------
.. cpp:function:: __device__ void rocshmem_fence()
.. cpp:function:: __device__ void rocshmem_fence(int pe)
.. cpp:function:: __device__ void rocshmem_ctx_fence(rocshmem_ctx_t ctx)
.. cpp:function:: __device__ void rocshmem_ctx_fence(rocshmem_ctx_t ctx, int pe)
:param ctx: Context with which to perform this operation
:param pe: Destination pe
:returns: None
**Description:**
Guarantees order between messages in this context in accordance with OpenSHMEM semantics.
ROCSHMEM_QUIET
--------------
.. cpp:function:: __device__ void rocshmem_ctx_quiet(rocshmem_ctx_t ctx)
.. cpp:function:: __device__ void rocshmem_quiet()
:param ctx: Context with which to perform this operation
:returns: None
**Description:**
Completes all previous operations posted to this context.