xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/legalize-sub-zero-2.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=i386-apple-darwin
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Workerdefine fastcc void @foo(i32 %type) nounwind optsize {
4*9880d681SAndroid Build Coastguard Workerentry:
5*9880d681SAndroid Build Coastguard Worker  switch i32 %type, label %bb26 [
6*9880d681SAndroid Build Coastguard Worker    i32 33634, label %bb11
7*9880d681SAndroid Build Coastguard Worker    i32 5121, label %bb27
8*9880d681SAndroid Build Coastguard Worker  ]
9*9880d681SAndroid Build Coastguard Worker
10*9880d681SAndroid Build Coastguard Workerbb11:                                             ; preds = %entry
11*9880d681SAndroid Build Coastguard Worker  br label %bb27
12*9880d681SAndroid Build Coastguard Worker
13*9880d681SAndroid Build Coastguard Workerbb26:                                             ; preds = %entry
14*9880d681SAndroid Build Coastguard Worker  unreachable
15*9880d681SAndroid Build Coastguard Worker
16*9880d681SAndroid Build Coastguard Workerbb27:                                             ; preds = %bb11, %entry
17*9880d681SAndroid Build Coastguard Worker  %srcpb.0 = phi i32 [ 1, %bb11 ], [ 0, %entry ]
18*9880d681SAndroid Build Coastguard Worker  br i1 undef, label %bb348, label %bb30.lr.ph
19*9880d681SAndroid Build Coastguard Worker
20*9880d681SAndroid Build Coastguard Workerbb30.lr.ph:                                       ; preds = %bb27
21*9880d681SAndroid Build Coastguard Worker  %.sum743 = shl i32 %srcpb.0, 1
22*9880d681SAndroid Build Coastguard Worker  %0 = mul i32 %srcpb.0, -2
23*9880d681SAndroid Build Coastguard Worker  %.sum745 = add i32 %.sum743, %0
24*9880d681SAndroid Build Coastguard Worker  br i1 undef, label %bb70, label %bb71
25*9880d681SAndroid Build Coastguard Worker
26*9880d681SAndroid Build Coastguard Workerbb70:                                             ; preds = %bb30.lr.ph
27*9880d681SAndroid Build Coastguard Worker  unreachable
28*9880d681SAndroid Build Coastguard Worker
29*9880d681SAndroid Build Coastguard Workerbb71:                                             ; preds = %bb30.lr.ph
30*9880d681SAndroid Build Coastguard Worker  br i1 undef, label %bb92, label %bb80
31*9880d681SAndroid Build Coastguard Worker
32*9880d681SAndroid Build Coastguard Workerbb80:                                             ; preds = %bb71
33*9880d681SAndroid Build Coastguard Worker  unreachable
34*9880d681SAndroid Build Coastguard Worker
35*9880d681SAndroid Build Coastguard Workerbb92:                                             ; preds = %bb71
36*9880d681SAndroid Build Coastguard Worker  %1 = getelementptr inbounds i8, i8* undef, i32 %.sum745
37*9880d681SAndroid Build Coastguard Worker  unreachable
38*9880d681SAndroid Build Coastguard Worker
39*9880d681SAndroid Build Coastguard Workerbb348:                                            ; preds = %bb27
40*9880d681SAndroid Build Coastguard Worker  ret void
41*9880d681SAndroid Build Coastguard Worker}
42