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TheRock/compiler/amd-llvm/mlir/test/Dialect/AMDGPU/amdgpu-make-dma-descriptor-fold.mlir
derek.holloway 7502bf64a4
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2026-09-02 16:34:47 -07:00

40 lines
1.7 KiB
MLIR

// RUN: mlir-opt --canonicalize --split-input-file %s | FileCheck %s
// CHECK-LABEL: @make_dma_descriptor_fold
// CHECK-SAME: (%[[BASE:.+]]: !amdgpu.tdm_base<i32>, %[[IDX:.+]]: index, %[[I32:.+]]: i32)
func.func @make_dma_descriptor_fold(%base: !amdgpu.tdm_base<i32>, %idx: index, %i32: i32) -> !amdgpu.tdm_descriptor {
%c64 = arith.constant 64 : index
// CHECK: amdgpu.make_dma_descriptor %[[BASE]]
%0 = amdgpu.make_dma_descriptor %base
// CHECK-SAME: globalSize [64, 64]
globalSize [%c64, %c64]
// CHECK-SAME: globalStride [64, 1]
globalStride [%c64, 1]
// CHECK-SAME: sharedSize [64, 64]
sharedSize [%c64, %c64]
iterate %idx, %i32, %idx
: !amdgpu.tdm_base<i32> -> !amdgpu.tdm_descriptor
func.return %0 : !amdgpu.tdm_descriptor
}
// -----
// CHECK-LABEL: @make_gather_dma_descriptor_fold
// CHECK-SAME: (%[[BASE:.+]]: !amdgpu.tdm_gather_base<i32, i32>, %[[IDX:.+]]: index, %[[I32:.+]]: i32, %[[INDICES:.+]]: vector<8xi32>)
func.func @make_gather_dma_descriptor_fold(%base: !amdgpu.tdm_gather_base<i32, i32>, %idx: index, %i32: i32, %indices: vector<8xi32>) -> !amdgpu.tdm_descriptor {
%c64 = arith.constant 64 : index
// CHECK: amdgpu.make_gather_dma_descriptor %[[BASE]][%[[INDICES]]]
%0 = amdgpu.make_gather_dma_descriptor %base [%indices]
// CHECK-SAME: globalSize [64, 64]
globalSize [%c64, %c64]
// CHECK-SAME: globalStride [64, 1]
globalStride [%c64, 1]
// CHECK-SAME: sharedSize [64, 64]
sharedSize [%c64, %c64]
iterate %idx, %i32, %idx
: !amdgpu.tdm_gather_base<i32, i32>, vector<8xi32> -> !amdgpu.tdm_descriptor
func.return %0 : !amdgpu.tdm_descriptor
}