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TheRock/compiler/amd-llvm/mlir/test/Conversion/GPUToNVVM/gpu-to-nvvm-invalid-named-barrier.mlir
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27 lines
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MLIR

// RUN: mlir-opt %s -convert-gpu-to-nvvm -split-input-file -verify-diagnostics
gpu.module @test_module {
func.func @too_many_named_barriers() {
%c1 = arith.constant 1 : i32
%nb0 = gpu.initialize_named_barrier %c1 : i32 -> !gpu.named_barrier
%nb1 = gpu.initialize_named_barrier %c1 : i32 -> !gpu.named_barrier
%nb2 = gpu.initialize_named_barrier %c1 : i32 -> !gpu.named_barrier
%nb3 = gpu.initialize_named_barrier %c1 : i32 -> !gpu.named_barrier
%nb4 = gpu.initialize_named_barrier %c1 : i32 -> !gpu.named_barrier
%nb5 = gpu.initialize_named_barrier %c1 : i32 -> !gpu.named_barrier
%nb6 = gpu.initialize_named_barrier %c1 : i32 -> !gpu.named_barrier
%nb7 = gpu.initialize_named_barrier %c1 : i32 -> !gpu.named_barrier
%nb8 = gpu.initialize_named_barrier %c1 : i32 -> !gpu.named_barrier
%nb9 = gpu.initialize_named_barrier %c1 : i32 -> !gpu.named_barrier
%nb10 = gpu.initialize_named_barrier %c1 : i32 -> !gpu.named_barrier
%nb11 = gpu.initialize_named_barrier %c1 : i32 -> !gpu.named_barrier
%nb12 = gpu.initialize_named_barrier %c1 : i32 -> !gpu.named_barrier
%nb13 = gpu.initialize_named_barrier %c1 : i32 -> !gpu.named_barrier
%nb14 = gpu.initialize_named_barrier %c1 : i32 -> !gpu.named_barrier
// expected-error@+2 {{NVVM supports at most 15 named barriers per CTA}}
// expected-error@+1 {{failed to legalize operation 'gpu.initialize_named_barrier'}}
%nb15 = gpu.initialize_named_barrier %c1 : i32 -> !gpu.named_barrier
func.return
}
}