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// RUN: mlir-opt %s -test-affine-reify-value-bounds -verify-diagnostics \
// RUN: -split-input-file | FileCheck %s
// CHECK: #[[$map:.*]] = affine_map<()[s0, s1] -> (s0 + s1)>
// CHECK-LABEL: func @affine_apply(
// CHECK-SAME: %[[a:.*]]: index, %[[b:.*]]: index
// CHECK: %[[apply:.*]] = affine.apply #[[$map]]()[%[[a]], %[[b]]]
// CHECK: %[[apply:.*]] = affine.apply #[[$map]]()[%[[a]], %[[b]]]
// CHECL: return %[[apply]]
func.func @affine_apply(%a: index, %b: index) -> index {
%0 = affine.apply affine_map<()[s0, s1] -> (s0 + s1)>()[%a, %b]
%1 = "test.reify_bound"(%0) : (index) -> (index)
return %1 : index
}
// -----
// CHECK-LABEL: func @affine_max_lb(
// CHECK-SAME: %[[a:.*]]: index
// CHECK: %[[c2:.*]] = arith.constant 2 : index
// CHECK: return %[[c2]]
func.func @affine_max_lb(%a: index) -> (index) {
// Note: There are two LBs: s0 and 2. FlatAffineValueConstraints always
// returns the constant one at the moment.
%1 = affine.max affine_map<()[s0] -> (s0, 2)>()[%a]
%2 = "test.reify_bound"(%1) {type = "LB"}: (index) -> (index)
return %2 : index
}
// -----
func.func @affine_max_ub(%a: index) -> (index) {
%1 = affine.max affine_map<()[s0] -> (s0, 2)>()[%a]
// expected-error @below{{could not reify bound}}
%2 = "test.reify_bound"(%1) {type = "UB"}: (index) -> (index)
return %2 : index
}
// -----
// CHECK-LABEL: func @affine_min_ub(
// CHECK-SAME: %[[a:.*]]: index
// CHECK: %[[c3:.*]] = arith.constant 3 : index
// CHECK: return %[[c3]]
func.func @affine_min_ub(%a: index) -> (index) {
// Note: There are two UBs: s0 + 1 and 3. FlatAffineValueConstraints always
// returns the constant one at the moment.
%1 = affine.min affine_map<()[s0] -> (s0, 2)>()[%a]
%2 = "test.reify_bound"(%1) {type = "UB"}: (index) -> (index)
return %2 : index
}
// -----
func.func @affine_min_lb(%a: index) -> (index) {
%1 = affine.min affine_map<()[s0] -> (s0, 2)>()[%a]
// expected-error @below{{could not reify bound}}
%2 = "test.reify_bound"(%1) {type = "LB"}: (index) -> (index)
return %2 : index
}
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