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