xref: /aosp_15_r20/external/llvm/test/Transforms/InstCombine/2009-01-31-Pressure.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58) 
1*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -instcombine -S | grep "%B = add i8 %b, %x"
2*9880d681SAndroid Build Coastguard Worker; PR2698
3*9880d681SAndroid Build Coastguard Worker
4*9880d681SAndroid Build Coastguard Workerdeclare void @use1(i1)
5*9880d681SAndroid Build Coastguard Workerdeclare void @use8(i8)
6*9880d681SAndroid Build Coastguard Worker
7*9880d681SAndroid Build Coastguard Workerdefine void @test1(i8 %a, i8 %b, i8 %x) {
8*9880d681SAndroid Build Coastguard Worker  %A = add i8 %a, %x
9*9880d681SAndroid Build Coastguard Worker  %B = add i8 %b, %x
10*9880d681SAndroid Build Coastguard Worker  %C = icmp eq i8 %A, %B
11*9880d681SAndroid Build Coastguard Worker  call void @use1(i1 %C)
12*9880d681SAndroid Build Coastguard Worker  ret void
13*9880d681SAndroid Build Coastguard Worker}
14*9880d681SAndroid Build Coastguard Worker
15*9880d681SAndroid Build Coastguard Workerdefine void @test2(i8 %a, i8 %b, i8 %x) {
16*9880d681SAndroid Build Coastguard Worker  %A = add i8 %a, %x
17*9880d681SAndroid Build Coastguard Worker  %B = add i8 %b, %x
18*9880d681SAndroid Build Coastguard Worker  %C = icmp eq i8 %A, %B
19*9880d681SAndroid Build Coastguard Worker  call void @use1(i1 %C)
20*9880d681SAndroid Build Coastguard Worker  call void @use8(i8 %A)
21*9880d681SAndroid Build Coastguard Worker  ret void
22*9880d681SAndroid Build Coastguard Worker}
23