xref: /llvm-project/llvm/test/Transforms/Scalarizer/uadd_overflow.ll (revision 21b3769d1dfed38ef8d8fa35ee98973926f7de62)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
2; RUN: opt %s -passes='function(scalarizer)' -S | FileCheck %s
3
4; Test to make sure that struct return intrinsics that are not `isTriviallyScalarizable` do not get scalarized.
5
6define <3 x i32> @test_(<3 x i32> %a, <3 x i32> %b) {
7; CHECK-LABEL: define <3 x i32> @test_(
8; CHECK-SAME: <3 x i32> [[A:%.*]], <3 x i32> [[B:%.*]]) {
9; CHECK-NEXT:    [[R:%.*]] = call { <3 x i32>, <3 x i1> } @llvm.uadd.with.overflow.v3i32(<3 x i32> [[B]], <3 x i32> [[B]])
10; CHECK-NEXT:    [[EL:%.*]] = extractvalue { <3 x i32>, <3 x i1> } [[R]], 0
11; CHECK-NEXT:    ret <3 x i32> [[EL]]
12;
13  %r = call { <3 x i32>, <3 x i1> } @llvm.uadd.with.overflow.v3i32(<3 x i32> %b, <3 x i32> %b)
14  %el = extractvalue { <3 x i32>, <3 x i1> } %r, 0
15  ret <3 x i32> %el
16}
17