xref: /aosp_15_r20/external/llvm/test/CodeGen/PowerPC/indirectbr.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58) 
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -relocation-model=pic -march=ppc32 -mtriple=powerpc-apple-darwin | FileCheck %s -check-prefix=PIC
2*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -relocation-model=static -march=ppc32 -mtriple=powerpc-apple-darwin | FileCheck %s -check-prefix=STATIC
3*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -relocation-model=pic -march=ppc64 -mtriple=powerpc64-apple-darwin | FileCheck %s -check-prefix=PPC64
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Worker@nextaddr = global i8* null                       ; <i8**> [#uses=2]
6*9880d681SAndroid Build Coastguard Worker@C.0.2070 = private constant [5 x i8*] [i8* blockaddress(@foo, %L1), i8* blockaddress(@foo, %L2), i8* blockaddress(@foo, %L3), i8* blockaddress(@foo, %L4), i8* blockaddress(@foo, %L5)] ; <[5 x i8*]*> [#uses=1]
7*9880d681SAndroid Build Coastguard Worker
8*9880d681SAndroid Build Coastguard Workerdefine internal i32 @foo(i32 %i) nounwind {
9*9880d681SAndroid Build Coastguard Worker; PIC-LABEL: foo:
10*9880d681SAndroid Build Coastguard Worker; STATIC-LABEL: foo:
11*9880d681SAndroid Build Coastguard Worker; PPC64-LABEL: foo:
12*9880d681SAndroid Build Coastguard Workerentry:
13*9880d681SAndroid Build Coastguard Worker  %0 = load i8*, i8** @nextaddr, align 4               ; <i8*> [#uses=2]
14*9880d681SAndroid Build Coastguard Worker  %1 = icmp eq i8* %0, null                       ; <i1> [#uses=1]
15*9880d681SAndroid Build Coastguard Worker  br i1 %1, label %bb3, label %bb2
16*9880d681SAndroid Build Coastguard Worker
17*9880d681SAndroid Build Coastguard Workerbb2:                                              ; preds = %entry, %bb3
18*9880d681SAndroid Build Coastguard Worker  %gotovar.4.0 = phi i8* [ %gotovar.4.0.pre, %bb3 ], [ %0, %entry ] ; <i8*> [#uses=1]
19*9880d681SAndroid Build Coastguard Worker; PIC: mtctr
20*9880d681SAndroid Build Coastguard Worker; PIC-NEXT: li
21*9880d681SAndroid Build Coastguard Worker; PIC-NEXT: li
22*9880d681SAndroid Build Coastguard Worker; PIC-NEXT: li
23*9880d681SAndroid Build Coastguard Worker; PIC-NEXT: li
24*9880d681SAndroid Build Coastguard Worker; PIC-NEXT: bctr
25*9880d681SAndroid Build Coastguard Worker; STATIC: mtctr
26*9880d681SAndroid Build Coastguard Worker; STATIC-NEXT: li
27*9880d681SAndroid Build Coastguard Worker; STATIC-NEXT: li
28*9880d681SAndroid Build Coastguard Worker; STATIC-NEXT: li
29*9880d681SAndroid Build Coastguard Worker; STATIC-NEXT: li
30*9880d681SAndroid Build Coastguard Worker; STATIC-NEXT: bctr
31*9880d681SAndroid Build Coastguard Worker; PPC64: mtctr
32*9880d681SAndroid Build Coastguard Worker; PPC64-NEXT: li
33*9880d681SAndroid Build Coastguard Worker; PPC64-NEXT: li
34*9880d681SAndroid Build Coastguard Worker; PPC64-NEXT: li
35*9880d681SAndroid Build Coastguard Worker; PPC64-NEXT: li
36*9880d681SAndroid Build Coastguard Worker; PPC64-NEXT: bctr
37*9880d681SAndroid Build Coastguard Worker  indirectbr i8* %gotovar.4.0, [label %L5, label %L4, label %L3, label %L2, label %L1]
38*9880d681SAndroid Build Coastguard Worker
39*9880d681SAndroid Build Coastguard Workerbb3:                                              ; preds = %entry
40*9880d681SAndroid Build Coastguard Worker  %2 = getelementptr inbounds [5 x i8*], [5 x i8*]* @C.0.2070, i32 0, i32 %i ; <i8**> [#uses=1]
41*9880d681SAndroid Build Coastguard Worker  %gotovar.4.0.pre = load i8*, i8** %2, align 4        ; <i8*> [#uses=1]
42*9880d681SAndroid Build Coastguard Worker  br label %bb2
43*9880d681SAndroid Build Coastguard Worker
44*9880d681SAndroid Build Coastguard WorkerL5:                                               ; preds = %bb2
45*9880d681SAndroid Build Coastguard Worker  br label %L4
46*9880d681SAndroid Build Coastguard Worker
47*9880d681SAndroid Build Coastguard WorkerL4:                                               ; preds = %L5, %bb2
48*9880d681SAndroid Build Coastguard Worker  %res.0 = phi i32 [ 385, %L5 ], [ 35, %bb2 ]     ; <i32> [#uses=1]
49*9880d681SAndroid Build Coastguard Worker  br label %L3
50*9880d681SAndroid Build Coastguard Worker
51*9880d681SAndroid Build Coastguard WorkerL3:                                               ; preds = %L4, %bb2
52*9880d681SAndroid Build Coastguard Worker  %res.1 = phi i32 [ %res.0, %L4 ], [ 5, %bb2 ]   ; <i32> [#uses=1]
53*9880d681SAndroid Build Coastguard Worker  br label %L2
54*9880d681SAndroid Build Coastguard Worker
55*9880d681SAndroid Build Coastguard WorkerL2:                                               ; preds = %L3, %bb2
56*9880d681SAndroid Build Coastguard Worker  %res.2 = phi i32 [ %res.1, %L3 ], [ 1, %bb2 ]   ; <i32> [#uses=1]
57*9880d681SAndroid Build Coastguard Worker  %phitmp = mul i32 %res.2, 6                     ; <i32> [#uses=1]
58*9880d681SAndroid Build Coastguard Worker  br label %L1
59*9880d681SAndroid Build Coastguard Worker
60*9880d681SAndroid Build Coastguard WorkerL1:                                               ; preds = %L2, %bb2
61*9880d681SAndroid Build Coastguard Worker  %res.3 = phi i32 [ %phitmp, %L2 ], [ 2, %bb2 ]  ; <i32> [#uses=1]
62*9880d681SAndroid Build Coastguard Worker; PIC: li r[[R1:[0-9]+]], lo16(Ltmp0-L0$pb)
63*9880d681SAndroid Build Coastguard Worker; PIC: addis r[[R0:[0-9]+]], r{{[0-9]+}}, ha16(Ltmp0-L0$pb)
64*9880d681SAndroid Build Coastguard Worker; PIC: add r[[R2:[0-9]+]], r[[R0]], r[[R1]]
65*9880d681SAndroid Build Coastguard Worker; PIC: stw r[[R2]]
66*9880d681SAndroid Build Coastguard Worker; STATIC: li r[[R0:[0-9]+]], lo16(Ltmp0)
67*9880d681SAndroid Build Coastguard Worker; STATIC: addis r[[R0]], r[[R0]], ha16(Ltmp0)
68*9880d681SAndroid Build Coastguard Worker; STATIC: stw r[[R0]]
69*9880d681SAndroid Build Coastguard Worker  store i8* blockaddress(@foo, %L5), i8** @nextaddr, align 4
70*9880d681SAndroid Build Coastguard Worker  ret i32 %res.3
71*9880d681SAndroid Build Coastguard Worker}
72