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TheRock/compiler/amd-llvm/mlir/test/mlir-tblgen/trait.mlir
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104 lines
4.1 KiB
MLIR

// RUN: mlir-opt -test-trait-folder %s | FileCheck %s
//===----------------------------------------------------------------------===//
// Test that involutions fold correctly
//===----------------------------------------------------------------------===//
// CHECK-LABEL: func @testSingleInvolution
// CHECK-SAME: ([[ARG0:%.+]]: i32)
func.func @testSingleInvolution(%arg0 : i32) -> i32 {
// CHECK: [[INVOLUTION:%.+]] = "test.op_involution_trait_no_operation_fold"([[ARG0]])
%0 = "test.op_involution_trait_no_operation_fold"(%arg0) : (i32) -> i32
// CHECK: return [[INVOLUTION]]
return %0: i32
}
// CHECK-LABEL: func @testDoubleInvolution
// CHECK-SAME: ([[ARG0:%.+]]: i32)
func.func @testDoubleInvolution(%arg0: i32) -> i32 {
%0 = "test.op_involution_trait_no_operation_fold"(%arg0) : (i32) -> i32
%1 = "test.op_involution_trait_no_operation_fold"(%0) : (i32) -> i32
// CHECK: return [[ARG0]]
return %1: i32
}
// CHECK-LABEL: func @testTripleInvolution
// CHECK-SAME: ([[ARG0:%.+]]: i32)
func.func @testTripleInvolution(%arg0: i32) -> i32 {
// CHECK: [[INVOLUTION:%.+]] = "test.op_involution_trait_no_operation_fold"([[ARG0]])
%0 = "test.op_involution_trait_no_operation_fold"(%arg0) : (i32) -> i32
%1 = "test.op_involution_trait_no_operation_fold"(%0) : (i32) -> i32
%2 = "test.op_involution_trait_no_operation_fold"(%1) : (i32) -> i32
// CHECK: return [[INVOLUTION]]
return %2: i32
}
//===----------------------------------------------------------------------===//
// Test that involutions fold occurs if operation fold fails
//===----------------------------------------------------------------------===//
// CHECK-LABEL: func @testFailingOperationFolder
// CHECK-SAME: ([[ARG0:%.+]]: i32)
func.func @testFailingOperationFolder(%arg0: i32) -> i32 {
%0 = "test.op_involution_trait_failing_operation_fold"(%arg0) : (i32) -> i32
%1 = "test.op_involution_trait_failing_operation_fold"(%0) : (i32) -> i32
// CHECK: return [[ARG0]]
return %1: i32
}
//===----------------------------------------------------------------------===//
// Test that involution fold does not occur if operation fold succeeds
//===----------------------------------------------------------------------===//
// CHECK-LABEL: func @testInhibitInvolution
// CHECK-SAME: ([[ARG0:%.+]]: i32)
func.func @testInhibitInvolution(%arg0: i32) -> i32 {
// CHECK: [[OP:%.+]] = "test.op_involution_trait_succesful_operation_fold"([[ARG0]])
%0 = "test.op_involution_trait_succesful_operation_fold"(%arg0) : (i32) -> i32
%1 = "test.op_involution_trait_succesful_operation_fold"(%0) : (i32) -> i32
// CHECK: return [[OP]]
return %1: i32
}
//===----------------------------------------------------------------------===//
// Test that idempotent folding works correctly
//===----------------------------------------------------------------------===//
// CHECK-LABEL: func @testSingleIdempotent
// CHECK-SAME: ([[ARG0:%.+]]: i32)
func.func @testSingleIdempotent(%arg0 : i32) -> i32 {
// CHECK: [[IDEMPOTENT:%.+]] = "test.op_idempotent_trait"([[ARG0]])
%0 = "test.op_idempotent_trait"(%arg0) : (i32) -> i32
// CHECK: return [[IDEMPOTENT]]
return %0: i32
}
// CHECK-LABEL: func @testDoubleIdempotent
// CHECK-SAME: ([[ARG0:%.+]]: i32)
func.func @testDoubleIdempotent(%arg0: i32) -> i32 {
// CHECK: [[IDEMPOTENT:%.+]] = "test.op_idempotent_trait"([[ARG0]])
%0 = "test.op_idempotent_trait"(%arg0) : (i32) -> i32
%1 = "test.op_idempotent_trait"(%0) : (i32) -> i32
// CHECK: return [[IDEMPOTENT]]
return %1: i32
}
// CHECK-LABEL: func @testTripleIdempotent
// CHECK-SAME: ([[ARG0:%.+]]: i32)
func.func @testTripleIdempotent(%arg0: i32) -> i32 {
// CHECK: [[IDEMPOTENT:%.+]] = "test.op_idempotent_trait"([[ARG0]])
%0 = "test.op_idempotent_trait"(%arg0) : (i32) -> i32
%1 = "test.op_idempotent_trait"(%0) : (i32) -> i32
%2 = "test.op_idempotent_trait"(%1) : (i32) -> i32
// CHECK: return [[IDEMPOTENT]]
return %2: i32
}
// CHECK-LABEL: func @testBinaryIdempotent
// CHECK-SAME: ([[ARG0:%.+]]: i32)
func.func @testBinaryIdempotent(%arg0 : i32) -> i32 {
%0 = "test.op_idempotent_trait_binary"(%arg0, %arg0) : (i32, i32) -> i32
// CHECK: return [[ARG0]]
return %0: i32
}