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// RUN: mlir-opt %s -convert-scf-to-std -convert-vector-to-llvm -convert-std-to-llvm | \
// RUN: mlir-cpu-runner -e entry -entry-point-result=void \
// RUN: -shared-libs=%mlir_integration_test_dir/libmlir_c_runner_utils%shlibext | \
// RUN: FileCheck %s
func @transfer_read_1d(%A : memref<?xf32>, %base: index) {
%fm42 = constant -42.0: f32
%f = vector.transfer_read %A[%base], %fm42
{permutation_map = affine_map<(d0) -> (d0)>} :
memref<?xf32>, vector<13xf32>
vector.print %f: vector<13xf32>
return
}
func @transfer_read_unmasked_4(%A : memref<?xf32>, %base: index) {
%fm42 = constant -42.0: f32
%f = vector.transfer_read %A[%base], %fm42
{permutation_map = affine_map<(d0) -> (d0)>, masked = [false]} :
memref<?xf32>, vector<4xf32>
vector.print %f: vector<4xf32>
return
}
func @transfer_write_1d(%A : memref<?xf32>, %base: index) {
%f0 = constant 0.0 : f32
%vf0 = splat %f0 : vector<4xf32>
vector.transfer_write %vf0, %A[%base]
{permutation_map = affine_map<(d0) -> (d0)>} :
vector<4xf32>, memref<?xf32>
return
}
func @entry() {
%c0 = constant 0: index
%c1 = constant 1: index
%c2 = constant 2: index
%c3 = constant 3: index
%c4 = constant 4: index
%c5 = constant 5: index
%A = alloc(%c5) : memref<?xf32>
scf.for %i = %c0 to %c5 step %c1 {
%i32 = index_cast %i : index to i32
%fi = sitofp %i32 : i32 to f32
store %fi, %A[%i] : memref<?xf32>
}
// On input, memory contains [[ 0, 1, 2, 3, 4, xxx garbage xxx ]]
// Read shifted by 2 and pad with -42:
// ( 2, 3, 4, -42, ..., -42)
call @transfer_read_1d(%A, %c2) : (memref<?xf32>, index) -> ()
// Write into memory shifted by 3
// memory contains [[ 0, 1, 2, 0, 0, xxx garbage xxx ]]
call @transfer_write_1d(%A, %c3) : (memref<?xf32>, index) -> ()
// Read shifted by 0 and pad with -42:
// ( 0, 1, 2, 0, 0, -42, ..., -42)
call @transfer_read_1d(%A, %c0) : (memref<?xf32>, index) -> ()
// Read unmasked 4 @ 1, guaranteed to not overflow.
// Exercises proper alignment.
call @transfer_read_unmasked_4(%A, %c1) : (memref<?xf32>, index) -> ()
return
}
// CHECK: ( 2, 3, 4, -42, -42, -42, -42, -42, -42, -42, -42, -42, -42 )
// CHECK: ( 0, 1, 2, 0, 0, -42, -42, -42, -42, -42, -42, -42, -42 )
// CHECK: ( 1, 2, 0, 0 )
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