xref: /aosp_15_r20/external/llvm/test/CodeGen/PowerPC/cxx_tlscc64.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s --enable-shrink-wrap=false -mtriple=powerpc64le-unknown-linux-gnu | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker%struct.S = type { i8 }
3*9880d681SAndroid Build Coastguard Worker
4*9880d681SAndroid Build Coastguard Worker@sg = internal thread_local global %struct.S zeroinitializer, align 1
5*9880d681SAndroid Build Coastguard Worker@__dso_handle = external global i8
6*9880d681SAndroid Build Coastguard Worker@__tls_guard = internal thread_local unnamed_addr global i1 false
7*9880d681SAndroid Build Coastguard Worker@sum1 = internal thread_local global i32 0, align 4
8*9880d681SAndroid Build Coastguard Worker
9*9880d681SAndroid Build Coastguard Workerdeclare void @_ZN1SC1Ev(%struct.S*)
10*9880d681SAndroid Build Coastguard Workerdeclare void @_ZN1SD1Ev(%struct.S*)
11*9880d681SAndroid Build Coastguard Workerdeclare i32 @_tlv_atexit(void (i8*)*, i8*, i8*)
12*9880d681SAndroid Build Coastguard Worker
13*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: _ZTW2sg
14*9880d681SAndroid Build Coastguard Workerdefine cxx_fast_tlscc nonnull %struct.S* @_ZTW2sg() nounwind {
15*9880d681SAndroid Build Coastguard Worker  %.b.i = load i1, i1* @__tls_guard, align 1
16*9880d681SAndroid Build Coastguard Worker; CHECK: bc 12, 1, [[BB_end:.?LBB0_[0-9]+]]
17*9880d681SAndroid Build Coastguard Worker  br i1 %.b.i, label %__tls_init.exit, label %init.i
18*9880d681SAndroid Build Coastguard Worker
19*9880d681SAndroid Build Coastguard Workerinit.i:
20*9880d681SAndroid Build Coastguard Worker; CHECK: Folded Spill
21*9880d681SAndroid Build Coastguard Worker  store i1 true, i1* @__tls_guard, align 1
22*9880d681SAndroid Build Coastguard Worker  tail call void @_ZN1SC1Ev(%struct.S* nonnull @sg) #2
23*9880d681SAndroid Build Coastguard Worker; CHECK: bl _ZN1SC1Ev
24*9880d681SAndroid Build Coastguard Worker  %1 = tail call i32 @_tlv_atexit(void (i8*)* nonnull bitcast (void (%struct.S*)* @_ZN1SD1Ev to void (i8*)*), i8* nonnull getelementptr inbounds (%struct.S, %struct.S* @sg, i64 0, i32 0), i8* nonnull @__dso_handle) #2
25*9880d681SAndroid Build Coastguard Worker; CHECK: Folded Reload
26*9880d681SAndroid Build Coastguard Worker; CHECK: _tlv_atexit
27*9880d681SAndroid Build Coastguard Worker  br label %__tls_init.exit
28*9880d681SAndroid Build Coastguard Worker
29*9880d681SAndroid Build Coastguard Worker; CHECK: [[BB_end]]:
30*9880d681SAndroid Build Coastguard Worker__tls_init.exit:
31*9880d681SAndroid Build Coastguard Worker  ret %struct.S* @sg
32*9880d681SAndroid Build Coastguard Worker}
33*9880d681SAndroid Build Coastguard Worker
34*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: _ZTW4sum1
35*9880d681SAndroid Build Coastguard Workerdefine cxx_fast_tlscc nonnull i32* @_ZTW4sum1() nounwind {
36*9880d681SAndroid Build Coastguard Worker  ret i32* @sum1
37*9880d681SAndroid Build Coastguard Worker}
38*9880d681SAndroid Build Coastguard Worker
39*9880d681SAndroid Build Coastguard Workerdefine cxx_fast_tlscc i32* @_ZTW4sum2() #0 {
40*9880d681SAndroid Build Coastguard Worker  ret i32* @sum1
41*9880d681SAndroid Build Coastguard Worker}
42*9880d681SAndroid Build Coastguard Worker
43*9880d681SAndroid Build Coastguard Workerattributes #0 = { nounwind "no-frame-pointer-elim"="true" }