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// RUN: mlir-opt %s -test-affine-reify-value-bounds -verify-diagnostics \
// RUN: -verify-diagnostics -split-input-file | FileCheck %s
// RUN: mlir-opt %s -test-affine-reify-value-bounds="use-arith-ops" \
// RUN: -verify-diagnostics -split-input-file | \
// RUN: FileCheck %s --check-prefix=CHECK-ARITH
// CHECK: #[[$map:.*]] = affine_map<()[s0] -> (s0 + 5)>
// CHECK-LABEL: func @arith_addi(
// CHECK-SAME: %[[a:.*]]: index
// CHECK: %[[apply:.*]] = affine.apply #[[$map]]()[%[[a]]]
// CHECK: return %[[apply]]
// CHECK-ARITH-LABEL: func @arith_addi(
// CHECK-ARITH-SAME: %[[a:.*]]: index
// CHECK-ARITH: %[[c5:.*]] = arith.constant 5 : index
// CHECK-ARITH: %[[add:.*]] = arith.addi %[[c5]], %[[a]]
// CHECK-ARITH: %[[c5:.*]] = arith.constant 5 : index
// CHECK-ARITH: %[[add:.*]] = arith.addi %[[a]], %[[c5]]
// CHECK-ARITH: return %[[add]]
func.func @arith_addi(%a: index) -> index {
%0 = arith.constant 5 : index
%1 = arith.addi %0, %a : index
%2 = "test.reify_bound"(%1) : (index) -> (index)
return %2 : index
}
// -----
// CHECK: #[[$map:.*]] = affine_map<()[s0] -> (-s0 + 5)>
// CHECK-LABEL: func @arith_subi(
// CHECK-SAME: %[[a:.*]]: index
// CHECK: %[[apply:.*]] = affine.apply #[[$map]]()[%[[a]]]
// CHECK: return %[[apply]]
func.func @arith_subi(%a: index) -> index {
%0 = arith.constant 5 : index
%1 = arith.subi %0, %a : index
%2 = "test.reify_bound"(%1) : (index) -> (index)
return %2 : index
}
// -----
// CHECK: #[[$map:.*]] = affine_map<()[s0] -> (s0 * 5)>
// CHECK-LABEL: func @arith_muli(
// CHECK-SAME: %[[a:.*]]: index
// CHECK: %[[apply:.*]] = affine.apply #[[$map]]()[%[[a]]]
// CHECK: return %[[apply]]
func.func @arith_muli(%a: index) -> index {
%0 = arith.constant 5 : index
%1 = arith.muli %0, %a : index
%2 = "test.reify_bound"(%1) : (index) -> (index)
return %2 : index
}
// -----
func.func @arith_muli_non_pure(%a: index, %b: index) -> index {
%0 = arith.muli %a, %b : index
// Semi-affine expressions (such as "symbol * symbol") are not supported.
// expected-error @below{{could not reify bound}}
%1 = "test.reify_bound"(%0) : (index) -> (index)
return %1 : index
}
// -----
// CHECK-LABEL: func @arith_const()
// CHECK: %[[c5:.*]] = arith.constant 5 : index
// CHECK: %[[c5:.*]] = arith.constant 5 : index
// CHECK: return %[[c5]]
func.func @arith_const() -> index {
%c5 = arith.constant 5 : index
%0 = "test.reify_bound"(%c5) : (index) -> (index)
return %0 : index
}
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