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llvm-project/llvm/lib/Target/AMDGPU/AMDGPUAttributes.def
Domenic Nutile 5b33f85a08 [AMDGPU] Change isSingleLaneExecution to account for WWM enabling lanes even if there's only one workitem (#188316)
This issue was discovered during some downstream work around Vulkan CTS
tests, specifically
`dEQP-VK.subgroups.arithmetic.compute.subgroupadd_float`

---------

Co-authored-by: Matt Arsenault <arsenm2@gmail.com>
2026-04-06 12:51:46 -04:00

40 lines
1.9 KiB
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//===--- AMDGPUAttributes.def ---------------------------------*- C++ -*---===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file contains descriptions of the various function attributes
// that indicate *absence* of the corresponding implicit kernel
// arguments.
//
//===----------------------------------------------------------------------===//
// NOTE: NO INCLUDE GUARD DESIRED!
AMDGPU_ATTRIBUTE(DISPATCH_PTR, "amdgpu-no-dispatch-ptr")
AMDGPU_ATTRIBUTE(QUEUE_PTR, "amdgpu-no-queue-ptr")
AMDGPU_ATTRIBUTE(DISPATCH_ID, "amdgpu-no-dispatch-id")
AMDGPU_ATTRIBUTE(IMPLICIT_ARG_PTR, "amdgpu-no-implicitarg-ptr")
AMDGPU_ATTRIBUTE(MULTIGRID_SYNC_ARG, "amdgpu-no-multigrid-sync-arg")
AMDGPU_ATTRIBUTE(HOSTCALL_PTR, "amdgpu-no-hostcall-ptr")
AMDGPU_ATTRIBUTE(HEAP_PTR, "amdgpu-no-heap-ptr")
AMDGPU_ATTRIBUTE(WORKGROUP_ID_X, "amdgpu-no-workgroup-id-x")
AMDGPU_ATTRIBUTE(WORKGROUP_ID_Y, "amdgpu-no-workgroup-id-y")
AMDGPU_ATTRIBUTE(WORKGROUP_ID_Z, "amdgpu-no-workgroup-id-z")
AMDGPU_ATTRIBUTE(WORKITEM_ID_X, "amdgpu-no-workitem-id-x")
AMDGPU_ATTRIBUTE(WORKITEM_ID_Y, "amdgpu-no-workitem-id-y")
AMDGPU_ATTRIBUTE(WORKITEM_ID_Z, "amdgpu-no-workitem-id-z")
AMDGPU_ATTRIBUTE(LDS_KERNEL_ID, "amdgpu-no-lds-kernel-id")
AMDGPU_ATTRIBUTE(DEFAULT_QUEUE, "amdgpu-no-default-queue")
AMDGPU_ATTRIBUTE(COMPLETION_ACTION, "amdgpu-no-completion-action")
AMDGPU_ATTRIBUTE(FLAT_SCRATCH_INIT, "amdgpu-no-flat-scratch-init")
AMDGPU_ATTRIBUTE(CLUSTER_ID_X, "amdgpu-no-cluster-id-x")
AMDGPU_ATTRIBUTE(CLUSTER_ID_Y, "amdgpu-no-cluster-id-y")
AMDGPU_ATTRIBUTE(CLUSTER_ID_Z, "amdgpu-no-cluster-id-z")
AMDGPU_ATTRIBUTE(WHOLE_WAVE_MODE, "amdgpu-no-wwm")
#undef AMDGPU_ATTRIBUTE