xref: /aosp_15_r20/external/llvm/test/CodeGen/ARM/litpool-licm.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=thumbv7-linux-gnueabihf -relocation-model=pic %s -o - | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Worker@var = thread_local global i32 0, align 4
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Workerdefine void @func(i32 %n) {
6*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: func:
7*9880d681SAndroid Build Coastguard Worker; CHECK: ldr [[REF1:r[0-9]+]], [[CP1:.LCPI[0-9]+_[0-9]+]]
8*9880d681SAndroid Build Coastguard Worker; CHECK: ldr [[REF2:r[0-9]+]], [[CP2:.LCPI[0-9]+_[0-9]+]]
9*9880d681SAndroid Build Coastguard Worker
10*9880d681SAndroid Build Coastguard Worker; CHECK: [[PCPOS1:.LPC[0-9]+_[0-9]+]]:
11*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: add [[REF1]], pc
12*9880d681SAndroid Build Coastguard Worker
13*9880d681SAndroid Build Coastguard Worker; CHECK: [[PCPOS2:.LPC[0-9]+_[0-9]+]]:
14*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: add [[REF2]], pc
15*9880d681SAndroid Build Coastguard Worker
16*9880d681SAndroid Build Coastguard Worker; CHECK: [[CP1]]:
17*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: [[CP1_TMP:.Ltmp[0-9]+]]:
18*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:     .long var(TLSGD)-(([[PCPOS1]]+4)-[[CP1_TMP]])
19*9880d681SAndroid Build Coastguard Worker
20*9880d681SAndroid Build Coastguard Worker; CHECK: [[CP2]]:
21*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: [[CP2_TMP:.Ltmp[0-9]+]]:
22*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:     .long var(TLSGD)-(([[PCPOS2]]+4)-[[CP2_TMP]])
23*9880d681SAndroid Build Coastguard Worker
24*9880d681SAndroid Build Coastguard Workerentry:
25*9880d681SAndroid Build Coastguard Worker  br label %loop
26*9880d681SAndroid Build Coastguard Worker
27*9880d681SAndroid Build Coastguard Workerloop:
28*9880d681SAndroid Build Coastguard Worker  %i = phi i32 [ %inc, %next ], [ 0, %entry ]
29*9880d681SAndroid Build Coastguard Worker  %val = load i32, i32* @var
30*9880d681SAndroid Build Coastguard Worker  %tst = icmp eq i32 %val, 0
31*9880d681SAndroid Build Coastguard Worker  br i1 %tst, label %next, label %call
32*9880d681SAndroid Build Coastguard Worker
33*9880d681SAndroid Build Coastguard Workercall:
34*9880d681SAndroid Build Coastguard Worker  tail call void @foo(i32* nonnull @var) #2
35*9880d681SAndroid Build Coastguard Worker  br label %next
36*9880d681SAndroid Build Coastguard Worker
37*9880d681SAndroid Build Coastguard Workernext:
38*9880d681SAndroid Build Coastguard Worker  %inc = add i32 %i, 1
39*9880d681SAndroid Build Coastguard Worker  %stop = icmp eq i32 %inc, %n
40*9880d681SAndroid Build Coastguard Worker  br i1 %stop, label %done, label %loop
41*9880d681SAndroid Build Coastguard Worker
42*9880d681SAndroid Build Coastguard Workerdone:
43*9880d681SAndroid Build Coastguard Worker  ret void
44*9880d681SAndroid Build Coastguard Worker}
45*9880d681SAndroid Build Coastguard Worker
46*9880d681SAndroid Build Coastguard Workerdeclare void @foo(i32*)