| // RUN: mlir-opt -gpu-map-parallel-loops -split-input-file %s | FileCheck %s |
| |
| func.func @parallel_loop(%arg0 : index, %arg1 : index, %arg2 : index, |
| %arg3 : index) { |
| %zero = arith.constant 0 : index |
| %one = arith.constant 1 : index |
| %four = arith.constant 4 : index |
| scf.parallel (%i0, %i1) = (%arg0, %arg1) to (%arg2, %arg3) |
| step (%four, %four) { |
| scf.parallel (%si0, %si1) = (%zero, %zero) to (%four, %four) |
| step (%one, %one) { |
| } |
| } |
| return |
| } |
| |
| // CHECK-LABEL: func @parallel_loop( |
| // CHECK: scf.parallel |
| // CHECK: scf.parallel |
| // CHECK: {mapping = [#gpu.loop_dim_map<processor = thread_x, map = (d0) -> (d0), bound = (d0) -> (d0)>, |
| // CHECK-SAME: #gpu.loop_dim_map<processor = thread_y, map = (d0) -> (d0), bound = (d0) -> (d0)>]} |
| // CHECK: {mapping = [#gpu.loop_dim_map<processor = block_x, map = (d0) -> (d0), bound = (d0) -> (d0)>, |
| // CHECK-SAME: #gpu.loop_dim_map<processor = block_y, map = (d0) -> (d0), bound = (d0) -> (d0)>]} |
| // CHECK-NOT: mapping |
| |
| // ----- |
| |
| func.func @parallel_loop_4d(%arg0 : index, %arg1 : index, %arg2 : index, |
| %arg3 : index) { |
| %zero = arith.constant 0 : index |
| %one = arith.constant 1 : index |
| %four = arith.constant 4 : index |
| scf.parallel (%i0, %i1, %i2, %i3) = (%zero, %zero, %zero, %zero) to (%arg0, %arg1, %arg2, %arg3) |
| step (%four, %four, %four, %four) { |
| scf.parallel (%si0, %si1, %si2, %si3) = (%zero, %zero, %zero, %zero) to (%four, %four, %four, %four) |
| step (%one, %one, %one, %one) { |
| scf.parallel (%ti0, %ti1, %ti2, %ti3) = (%zero, %zero, %zero, %zero) to (%four, %four, %four, %four) |
| step (%one, %one, %one, %one) { |
| } |
| } |
| } |
| return |
| } |
| |
| // CHECK-LABEL: func @parallel_loop_4d( |
| // CHECK: scf.parallel |
| // CHECK: scf.parallel |
| // CHECK: scf.parallel |
| // CHECK: {mapping = [#gpu.loop_dim_map<processor = sequential, map = (d0) -> (d0), bound = (d0) -> (d0)>, |
| // CHECK-SAME: #gpu.loop_dim_map<processor = sequential, map = (d0) -> (d0), bound = (d0) -> (d0)>, |
| // CHECK-SAME: #gpu.loop_dim_map<processor = sequential, map = (d0) -> (d0), bound = (d0) -> (d0)>, |
| // CHECK-SAME: #gpu.loop_dim_map<processor = sequential, map = (d0) -> (d0), bound = (d0) -> (d0)>]} |
| // CHECK: {mapping = [#gpu.loop_dim_map<processor = thread_x, map = (d0) -> (d0), bound = (d0) -> (d0)>, |
| // CHECK-SAME: #gpu.loop_dim_map<processor = thread_y, map = (d0) -> (d0), bound = (d0) -> (d0)>, |
| // CHECK-SAME: #gpu.loop_dim_map<processor = thread_z, map = (d0) -> (d0), bound = (d0) -> (d0)>, |
| // CHECK-SAME: #gpu.loop_dim_map<processor = sequential, map = (d0) -> (d0), bound = (d0) -> (d0)>]} |
| // CHECK: {mapping = [#gpu.loop_dim_map<processor = block_x, map = (d0) -> (d0), bound = (d0) -> (d0)>, |
| // CHECK-SAME: #gpu.loop_dim_map<processor = block_y, map = (d0) -> (d0), bound = (d0) -> (d0)>, |
| // CHECK-SAME: #gpu.loop_dim_map<processor = block_z, map = (d0) -> (d0), bound = (d0) -> (d0)>, |
| // CHECK-SAME: #gpu.loop_dim_map<processor = sequential, map = (d0) -> (d0), bound = (d0) -> (d0)>]} |
| // CHECK-NOT: mapping |