1 ; RUN: opt -S -instcombine < %s | FileCheck %s
3 define i1 @test1(i16* %x) {
4 %load = load i16, i16* %x, align 4
5 %trunc = trunc i16 %load to i8
6 %cmp1 = icmp eq i8 %trunc, 127
7 %and = and i16 %load, -256
8 %cmp2 = icmp eq i16 %and, 17664
9 %or = and i1 %cmp1, %cmp2
11 ; CHECK-LABEL: @test1(
12 ; CHECK-NEXT: load i16
13 ; CHECK-NEXT: icmp eq i16 %load, 17791
17 define i1 @test2(i16* %x) {
18 %load = load i16, i16* %x, align 4
19 %and = and i16 %load, -256
20 %cmp1 = icmp eq i16 %and, 32512
21 %trunc = trunc i16 %load to i8
22 %cmp2 = icmp eq i8 %trunc, 69
23 %or = and i1 %cmp1, %cmp2
25 ; CHECK-LABEL: @test2(
26 ; CHECK-NEXT: load i16
27 ; CHECK-NEXT: icmp eq i16 %load, 32581