xref: /aosp_15_r20/external/llvm/test/CodeGen/Hexagon/bit-phi.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -march=hexagon < %s
2*9880d681SAndroid Build Coastguard Worker; REQUIRES: asserts
3*9880d681SAndroid Build Coastguard Worker
4*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-m:e-p:32:32-i1:32-i64:64-a:0-v32:32-n16:32"
5*9880d681SAndroid Build Coastguard Workertarget triple = "hexagon-unknown--elf"
6*9880d681SAndroid Build Coastguard Worker
7*9880d681SAndroid Build Coastguard Worker%struct.item = type { i32, i8*, i8*, i32, i8, i8, i16, i32, i8, i16, i32 }
8*9880d681SAndroid Build Coastguard Worker
9*9880d681SAndroid Build Coastguard Workerdeclare %struct.item* @foo(%struct.item*, i8*, i32) #1
10*9880d681SAndroid Build Coastguard Worker
11*9880d681SAndroid Build Coastguard Worker; Function Attrs: nounwind
12*9880d681SAndroid Build Coastguard Workerdefine i32 @bar(%struct.item** %ptr, i8* %buf, i32 %c, i8* %d, i32 %e) #1 {
13*9880d681SAndroid Build Coastguard Workerentry:
14*9880d681SAndroid Build Coastguard Worker  br i1 undef, label %return, label %if.end
15*9880d681SAndroid Build Coastguard Worker
16*9880d681SAndroid Build Coastguard Workerif.end:                                           ; preds = %entry
17*9880d681SAndroid Build Coastguard Worker  br i1 undef, label %while.cond13.preheader, label %if.end3
18*9880d681SAndroid Build Coastguard Worker
19*9880d681SAndroid Build Coastguard Workerif.end3:                                          ; preds = %if.end
20*9880d681SAndroid Build Coastguard Worker  br label %while.cond13.preheader
21*9880d681SAndroid Build Coastguard Worker
22*9880d681SAndroid Build Coastguard Workerwhile.cond13.preheader:                           ; preds = %if.end3, %if.end
23*9880d681SAndroid Build Coastguard Worker  br i1 undef, label %while.body20, label %return
24*9880d681SAndroid Build Coastguard Worker
25*9880d681SAndroid Build Coastguard Workerwhile.body20:                                     ; preds = %if.end38, %while.cond13.preheader
26*9880d681SAndroid Build Coastguard Worker  %addr.0100 = phi i32 [ undef, %if.end38 ], [ %c, %while.cond13.preheader ]
27*9880d681SAndroid Build Coastguard Worker  %cond = select i1 undef, i32 %addr.0100, i32 undef
28*9880d681SAndroid Build Coastguard Worker  br i1 undef, label %while.body20.if.end38_crit_edge, label %if.then32
29*9880d681SAndroid Build Coastguard Worker
30*9880d681SAndroid Build Coastguard Workerwhile.body20.if.end38_crit_edge:                  ; preds = %while.body20
31*9880d681SAndroid Build Coastguard Worker  %conv39.pre = and i32 %cond, 65535
32*9880d681SAndroid Build Coastguard Worker  br label %if.end38
33*9880d681SAndroid Build Coastguard Worker
34*9880d681SAndroid Build Coastguard Workerif.then32:                                        ; preds = %while.body20
35*9880d681SAndroid Build Coastguard Worker  %conv33 = and i32 %cond, 65535
36*9880d681SAndroid Build Coastguard Worker  %.pre = load %struct.item*, %struct.item** %ptr, align 4, !tbaa !1
37*9880d681SAndroid Build Coastguard Worker  br label %if.end38
38*9880d681SAndroid Build Coastguard Worker
39*9880d681SAndroid Build Coastguard Workerif.end38:                                         ; preds = %if.then32, %while.body20.if.end38_crit_edge
40*9880d681SAndroid Build Coastguard Worker  %conv39.pre-phi = phi i32 [ %conv39.pre, %while.body20.if.end38_crit_edge ], [ %conv33, %if.then32 ]
41*9880d681SAndroid Build Coastguard Worker  %0 = phi %struct.item* [ undef, %while.body20.if.end38_crit_edge ], [ %.pre, %if.then32 ]
42*9880d681SAndroid Build Coastguard Worker  %add = add i32 %conv39.pre-phi, 0
43*9880d681SAndroid Build Coastguard Worker  %call52 = tail call %struct.item* @foo(%struct.item* %0, i8* %d, i32 %e) #1
44*9880d681SAndroid Build Coastguard Worker  br i1 undef, label %while.body20, label %return
45*9880d681SAndroid Build Coastguard Worker
46*9880d681SAndroid Build Coastguard Workerreturn:                                           ; preds = %if.end38, %while.cond13.preheader, %entry
47*9880d681SAndroid Build Coastguard Worker  %retval.0 = phi i32 [ 0, %entry ], [ 0, %while.cond13.preheader ], [ %add, %if.end38 ]
48*9880d681SAndroid Build Coastguard Worker  ret i32 %retval.0
49*9880d681SAndroid Build Coastguard Worker}
50*9880d681SAndroid Build Coastguard Worker
51*9880d681SAndroid Build Coastguard Worker
52*9880d681SAndroid Build Coastguard Workerattributes #0 = { nounwind readonly }
53*9880d681SAndroid Build Coastguard Workerattributes #1 = { nounwind }
54*9880d681SAndroid Build Coastguard Worker
55*9880d681SAndroid Build Coastguard Worker!1 = !{!2, !2, i64 0}
56*9880d681SAndroid Build Coastguard Worker!2 = !{!"any pointer", !3, i64 0}
57*9880d681SAndroid Build Coastguard Worker!3 = !{!"omnipotent char", !4, i64 0}
58*9880d681SAndroid Build Coastguard Worker!4 = !{!"Simple C/C++ TBAA"}
59