xref: /llvm-project/llvm/test/Analysis/ScalarEvolution/abs-intrinsic.ll (revision 50153213c80286c6c91da4612aaf234cc6438c63)
1; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py
2; RUN: opt -disable-output "-passes=print<scalar-evolution>" < %s 2>&1 | FileCheck %s
3
4declare i32 @llvm.abs.i32(i32, i1)
5
6define i32 @abs_nonsw(i32 %x) {
7; CHECK-LABEL: 'abs_nonsw'
8; CHECK-NEXT:  Classifying expressions for: @abs_nonsw
9; CHECK-NEXT:    %r = call i32 @llvm.abs.i32(i32 %x, i1 false)
10; CHECK-NEXT:    --> ((-1 * %x) smax %x) U: full-set S: full-set
11; CHECK-NEXT:  Determining loop execution counts for: @abs_nonsw
12;
13  %r = call i32 @llvm.abs.i32(i32 %x, i1 0)
14  ret i32 %r
15}
16
17define i32 @abs_nsw(i32 %x) {
18; CHECK-LABEL: 'abs_nsw'
19; CHECK-NEXT:  Classifying expressions for: @abs_nsw
20; CHECK-NEXT:    %r = call i32 @llvm.abs.i32(i32 %x, i1 true)
21; CHECK-NEXT:    --> ((-1 * %x)<nsw> smax %x) U: full-set S: full-set
22; CHECK-NEXT:  Determining loop execution counts for: @abs_nsw
23;
24  %r = call i32 @llvm.abs.i32(i32 %x, i1 1)
25  ret i32 %r
26}
27