forked from OSchip/llvm-project
115 lines
3.7 KiB
LLVM
115 lines
3.7 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=aarch64 -relocation-model=static < %s | FileCheck %s --check-prefixes=CHECK,STATIC
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; RUN: llc -mtriple=aarch64 -relocation-model=pic < %s | FileCheck %s --check-prefixes=CHECK,PIC
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@preemptable_var = dso_preemptable global i32 42
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define i32* @get_preemptable_var() nounwind {
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; CHECK-LABEL: get_preemptable_var:
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; CHECK: // %bb.0:
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; CHECK-NEXT: adrp x0, :got:preemptable_var
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; CHECK-NEXT: ldr x0, [x0, :got_lo12:preemptable_var]
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; CHECK-NEXT: ret
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ret i32* @preemptable_var
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}
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@dsolocal_var = dso_local global i32 42
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define i32* @get_dsolocal_var() nounwind {
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; STATIC-LABEL: get_dsolocal_var:
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; STATIC: // %bb.0:
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; STATIC-NEXT: adrp x0, dsolocal_var
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; STATIC-NEXT: add x0, x0, :lo12:dsolocal_var
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; STATIC-NEXT: ret
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;
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; PIC-LABEL: get_dsolocal_var:
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; PIC: // %bb.0:
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; PIC-NEXT: adrp x0, .Ldsolocal_var$local
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; PIC-NEXT: add x0, x0, :lo12:.Ldsolocal_var$local
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; PIC-NEXT: ret
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ret i32* @dsolocal_var
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}
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@weak_dsolocal_var = weak dso_local global i32 42
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define i32* @get_weak_dsolocal_var() nounwind {
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; CHECK-LABEL: get_weak_dsolocal_var:
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; CHECK: // %bb.0:
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; CHECK-NEXT: adrp x0, weak_dsolocal_var
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; CHECK-NEXT: add x0, x0, :lo12:weak_dsolocal_var
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; CHECK-NEXT: ret
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ret i32* @weak_dsolocal_var
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}
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@hidden_var = hidden global i32 42
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define i32* @get_hidden_var() nounwind {
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; CHECK-LABEL: get_hidden_var:
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; CHECK: // %bb.0:
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; CHECK-NEXT: adrp x0, hidden_var
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; CHECK-NEXT: add x0, x0, :lo12:hidden_var
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; CHECK-NEXT: ret
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ret i32* @hidden_var
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}
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@protected_var = protected global i32 42
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define i32* @get_protected_var() nounwind {
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; CHECK-LABEL: get_protected_var:
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; CHECK: // %bb.0:
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; CHECK-NEXT: adrp x0, protected_var
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; CHECK-NEXT: add x0, x0, :lo12:protected_var
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; CHECK-NEXT: ret
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ret i32* @protected_var
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}
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define dso_preemptable void()* @preemptable_func() nounwind {
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; CHECK-LABEL: preemptable_func:
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; CHECK: // %bb.0:
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; CHECK-NEXT: adrp x0, :got:preemptable_func
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; CHECK-NEXT: ldr x0, [x0, :got_lo12:preemptable_func]
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; CHECK-NEXT: ret
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ret void()* bitcast(void()*()* @preemptable_func to void()*)
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}
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define dso_local void()* @dsolocal_func() nounwind {
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; STATIC-LABEL: dsolocal_func:
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; STATIC: // %bb.0:
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; STATIC-NEXT: adrp x0, dsolocal_func
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; STATIC-NEXT: add x0, x0, :lo12:dsolocal_func
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; STATIC-NEXT: ret
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;
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; PIC-LABEL: dsolocal_func:
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; PIC: .Ldsolocal_func$local:
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; PIC-NEXT: // %bb.0:
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; PIC-NEXT: adrp x0, .Ldsolocal_func$local
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; PIC-NEXT: add x0, x0, :lo12:.Ldsolocal_func$local
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; PIC-NEXT: ret
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ret void()* bitcast(void()*()* @dsolocal_func to void()*)
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}
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define weak dso_local void()* @weak_dsolocal_func() nounwind {
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; CHECK-LABEL: weak_dsolocal_func:
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; CHECK: // %bb.0:
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; CHECK-NEXT: adrp x0, weak_dsolocal_func
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; CHECK-NEXT: add x0, x0, :lo12:weak_dsolocal_func
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; CHECK-NEXT: ret
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ret void()* bitcast(void()*()* @weak_dsolocal_func to void()*)
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}
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;; bl .Ldsolocal_func$local either resolves to a constant at assembly time
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;; or produces a relocation which can potentially cause a veneer.
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define dso_local void @call_dsolocal_func() nounwind {
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; STATIC-LABEL: call_dsolocal_func:
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; STATIC: // %bb.0:
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; STATIC-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill
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; STATIC-NEXT: bl dsolocal_func
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; STATIC-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload
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; STATIC-NEXT: ret
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;
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; PIC-LABEL: call_dsolocal_func:
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; PIC: .Lcall_dsolocal_func$local:
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; PIC-NEXT: // %bb.0:
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; PIC-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill
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; PIC-NEXT: bl .Ldsolocal_func$local
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; PIC-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload
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; PIC-NEXT: ret
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call void()* @dsolocal_func()
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ret void
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}
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