xref: /llvm-project/llvm/test/Transforms/InstCombine/2008-01-13-AndCmpCmp.ll (revision acdc419c897f8a9414c7a00c8908ac32312afee2)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt < %s -passes=instcombine -S | FileCheck %s
3
4; PR1907
5
6define i1 @test(i32 %c84.17) {
7; CHECK-LABEL: @test(
8; CHECK-NEXT:    [[TMP2696:%.*]] = icmp ne i32 [[C84_17:%.*]], 34
9; CHECK-NEXT:    [[TMP2699:%.*]] = icmp sgt i32 [[C84_17]], -1
10; CHECK-NEXT:    [[TMP2703:%.*]] = and i1 [[TMP2696]], [[TMP2699]]
11; CHECK-NEXT:    ret i1 [[TMP2703]]
12;
13  %tmp2696 = icmp ne i32 %c84.17, 34		; <i1> [#uses=2]
14  %tmp2699 = icmp sgt i32 %c84.17, -1		; <i1> [#uses=1]
15  %tmp2703 = and i1 %tmp2696, %tmp2699		; <i1> [#uses=1]
16  ret i1 %tmp2703
17}
18
19define i1 @test_logical(i32 %c84.17) {
20; CHECK-LABEL: @test_logical(
21; CHECK-NEXT:    [[TMP2696:%.*]] = icmp ne i32 [[C84_17:%.*]], 34
22; CHECK-NEXT:    [[TMP2699:%.*]] = icmp sgt i32 [[C84_17]], -1
23; CHECK-NEXT:    [[TMP2703:%.*]] = and i1 [[TMP2696]], [[TMP2699]]
24; CHECK-NEXT:    ret i1 [[TMP2703]]
25;
26  %tmp2696 = icmp ne i32 %c84.17, 34
27  %tmp2699 = icmp sgt i32 %c84.17, -1
28  %tmp2703 = select i1 %tmp2696, i1 %tmp2699, i1 false
29  ret i1 %tmp2703
30}
31