derek.holloway
7502bf64a4
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84 lines
3.8 KiB
MLIR
84 lines
3.8 KiB
MLIR
// RUN: mlir-opt %s -one-shot-bufferize -split-input-file | FileCheck %s
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// CHECK-LABEL: memref.global "private" @global
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ml_program.global private mutable @global(dense<0> : tensor<i64>) : tensor<i64>
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// CHECK-LABEL: func.func @global_load_store
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func.func @global_load_store() -> i64 {
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// CHECK-DAG: %[[CST127:.*]] = arith.constant 127
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// CHECK-DAG: %[[GLOBAL_1:.*]] = memref.get_global @global
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// CHECK: %[[VALUE:.*]] = memref.load %[[GLOBAL_1]][]
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// CHECK: %[[NEW_VALUE:.*]] = arith.muli %[[VALUE]], %[[CST127]]
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// CHECK: %[[ALLOC:.*]] = memref.alloc()
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// CHECK: memref.copy %[[GLOBAL_1]], %[[ALLOC]]
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// CHECK: memref.store %[[NEW_VALUE]], %[[ALLOC]][]
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// CHECK: %[[GLOBAL_2:.*]] = memref.get_global @global
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// CHECK: memref.copy %[[ALLOC]], %[[GLOBAL_2]]
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// CHECK: return %[[NEW_VALUE]]
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%c127 = arith.constant 127 : i64
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%0 = ml_program.global_load @global : tensor<i64>
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%extracted = tensor.extract %0[] : tensor<i64>
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%1 = arith.muli %extracted, %c127 : i64
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%inserted = tensor.insert %1 into %0[] : tensor<i64>
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ml_program.global_store @global = %inserted : tensor<i64>
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return %1 : i64
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}
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// -----
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// CHECK-LABEL: memref.global "private" @global
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ml_program.global private mutable @global(dense<0> : tensor<i64>) : tensor<i64>
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// CHECK-LABEL: func.func @raw_hazard
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func.func @raw_hazard() -> i64 {
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// CHECK-DAG: %[[CST127:.*]] = arith.constant 127
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// CHECK-DAG: %[[GLOBAL_1:.*]] = memref.get_global @global
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// CHECK-DAG: %[[GLOBAL_2:.*]] = memref.get_global @global
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// CHECK-DAG: %[[ALLOC:.*]] = memref.alloc()
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// CHECK: memref.copy %[[GLOBAL_1]], %[[ALLOC]]
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// CHECK: memref.store %[[CST127]], %[[ALLOC]][]
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// CHECK: %[[VAL:.*]] = memref.load %[[GLOBAL_2]][]
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// CHECK: %[[GLOBAL_3:.*]] = memref.get_global @global
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// CHECK: memref.copy %[[ALLOC]], %[[GLOBAL_3]]
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// CHECK: return %[[VAL]]
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%c127 = arith.constant 127 : i64
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%0 = ml_program.global_load @global : tensor<i64>
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%1 = ml_program.global_load @global : tensor<i64>
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%inserted = tensor.insert %c127 into %0[] : tensor<i64>
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%extracted = tensor.extract %1[] : tensor<i64>
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ml_program.global_store @global = %inserted : tensor<i64>
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return %extracted : i64
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}
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// -----
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// CHECK-LABEL: memref.global "private" @state_tensor
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ml_program.global private mutable @"state_tensor"(dense<0.0> : tensor<4x75xf32>) : tensor<4x75xf32>
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// CHECK-LABEL: func.func @global_load_store_tensor
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func.func @global_load_store_tensor() -> tensor<4x75xf32> {
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// CHECK-DAG: %[[C0:.*]] = arith.constant 0
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// CHECK-DAG: %[[CST:.*]] = arith.constant 1.000000e+00
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// CHECK-DAG: %[[GLOB:.*]] = memref.get_global @state_tensor
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// CHECK: %[[VAL:.*]] = memref.load %[[GLOB]][%[[C0]], %[[C0]]]
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// CHECK: %[[ADD:.*]] = arith.addf %[[VAL]], %[[CST]]
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// CHECK: %[[ALLOC1:.*]] = memref.alloc() {alignment = 64 : i64}
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// CHECK: memref.copy %[[GLOB]], %[[ALLOC1]]
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// CHECK: memref.store %[[ADD]], %[[ALLOC1]][%[[C0]], %[[C0]]]
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// CHECK: %[[TENSOR:.*]] = bufferization.to_tensor %[[ALLOC1]]
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// CHECK: %[[ALLOC2:.*]] = memref.alloc() {alignment = 64 : i64}
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// CHECK: memref.copy %[[ALLOC1]], %[[ALLOC2]]
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// CHECK: %[[GLOB_REF:.*]] = memref.get_global @state_tensor
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// CHECK: memref.copy %[[ALLOC2]], %[[GLOB_REF]]
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// CHECK: return %[[TENSOR]]
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%c0 = arith.constant 0 : index
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%cst_val = arith.constant 1.0 : f32
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%initial_state = ml_program.global_load @"state_tensor" : tensor<4x75xf32>
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%val = tensor.extract %initial_state[%c0, %c0] : tensor<4x75xf32>
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%next_val = arith.addf %val, %cst_val : f32
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%updated_tensor = tensor.insert %next_val into %initial_state[%c0, %c0] : tensor<4x75xf32>
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ml_program.global_store @"state_tensor" = %updated_tensor : tensor<4x75xf32>
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return %updated_tensor : tensor<4x75xf32>
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}
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