218 lines
5.7 KiB
LLVM
218 lines
5.7 KiB
LLVM
; RUN: llc -mtriple=x86_64-linux-gnu -relocation-model=pic -data-sections -o - %s --asm-verbose=0 | FileCheck %s -check-prefixes=CHECK
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; Just ensure that we can write to an object file without error.
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; RUN: llc -filetype=obj -mtriple=x86_64-linux-gnu -relocation-model=pic -data-sections -o /dev/null %s
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declare void @extern_func()
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; CHECK: call_extern_func:
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; CHECK: callq extern_func@PLT
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define void @call_extern_func() {
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call void dso_local_equivalent @extern_func()
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ret void
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}
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declare hidden void @hidden_func()
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declare protected void @protected_func()
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declare dso_local void @dso_local_func()
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define internal void @internal_func() {
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entry:
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ret void
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}
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define private void @private_func() {
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entry:
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ret void
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}
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; CHECK: call_hidden_func:
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; CHECK: callq hidden_func{{$}}
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define void @call_hidden_func() {
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call void dso_local_equivalent @hidden_func()
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ret void
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}
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; CHECK: call_protected_func:
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; CHECK: callq protected_func{{$}}
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define void @call_protected_func() {
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call void dso_local_equivalent @protected_func()
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ret void
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}
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; CHECK: call_dso_local_func:
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; CHECK: callq dso_local_func{{$}}
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define void @call_dso_local_func() {
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call void dso_local_equivalent @dso_local_func()
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ret void
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}
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; CHECK: call_internal_func:
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; CHECK: callq internal_func{{$}}
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define void @call_internal_func() {
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call void dso_local_equivalent @internal_func()
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ret void
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}
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define void @aliasee_func() {
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entry:
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ret void
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}
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@alias_func = alias void (), ptr @aliasee_func
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@dso_local_alias_func = dso_local alias void (), ptr @aliasee_func
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; CHECK: call_alias_func:
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; CHECK: callq alias_func@PLT
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define void @call_alias_func() {
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call void dso_local_equivalent @alias_func()
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ret void
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}
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; CHECK: call_dso_local_alias_func:
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; CHECK: callq .Ldso_local_alias_func$local{{$}}
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define void @call_dso_local_alias_func() {
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call void dso_local_equivalent @dso_local_alias_func()
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ret void
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}
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@ifunc_func = ifunc void (), ptr @resolver
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@dso_local_ifunc_func = dso_local ifunc void (), ptr @resolver
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define internal ptr @resolver() {
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entry:
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ret ptr null
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}
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; If an ifunc is not dso_local already, then we should still emit a stub for it
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; to ensure it will be dso_local.
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; CHECK: call_ifunc_func:
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; CHECK: callq ifunc_func@PLT
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define void @call_ifunc_func() {
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call void dso_local_equivalent @ifunc_func()
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ret void
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}
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; CHECK: call_dso_local_ifunc_func:
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; CHECK: callq dso_local_ifunc_func{{$}}
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define void @call_dso_local_ifunc_func() {
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call void dso_local_equivalent @dso_local_ifunc_func()
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ret void
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}
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;; PR57815
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;; Ensure dso_local_equivalent works the exact same way as the previous
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;; examples but with forward-referenced symbols.
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; CHECK: call_forward_func:
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; CHECK: callq forward_extern_func@PLT
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define void @call_forward_func() {
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call void dso_local_equivalent @forward_extern_func()
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ret void
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}
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; CHECK: call_forward_hidden_func:
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; CHECK: callq forward_hidden_func{{$}}
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define void @call_forward_hidden_func() {
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call void dso_local_equivalent @forward_hidden_func()
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ret void
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}
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; CHECK: call_forward_protected_func:
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; CHECK: callq forward_protected_func{{$}}
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define void @call_forward_protected_func() {
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call void dso_local_equivalent @forward_protected_func()
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ret void
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}
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; CHECK: call_forward_dso_local_func:
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; CHECK: callq forward_dso_local_func{{$}}
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define void @call_forward_dso_local_func() {
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call void dso_local_equivalent @forward_dso_local_func()
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ret void
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}
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; CHECK: call_forward_internal_func:
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; CHECK: callq forward_internal_func{{$}}
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define void @call_forward_internal_func() {
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call void dso_local_equivalent @forward_internal_func()
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ret void
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}
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declare hidden void @forward_hidden_func()
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declare protected void @forward_protected_func()
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declare dso_local void @forward_dso_local_func()
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define internal void @forward_internal_func() {
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entry:
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ret void
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}
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define private void @forward_private_func() {
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entry:
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ret void
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}
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; CHECK: call_forward_alias_func:
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; CHECK: callq forward_alias_func@PLT
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define void @call_forward_alias_func() {
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call void dso_local_equivalent @forward_alias_func()
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ret void
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}
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; CHECK: call_forward_dso_local_alias_func:
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; CHECK: callq .Lforward_dso_local_alias_func$local{{$}}
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define void @call_forward_dso_local_alias_func() {
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call void dso_local_equivalent @forward_dso_local_alias_func()
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ret void
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}
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define void @forward_aliasee_func() {
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entry:
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ret void
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}
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@forward_alias_func = alias void (), ptr @forward_aliasee_func
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@forward_dso_local_alias_func = dso_local alias void (), ptr @forward_aliasee_func
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; If an ifunc is not dso_local already, then we should still emit a stub for it
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; to ensure it will be dso_local.
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; CHECK: call_forward_ifunc_func:
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; CHECK: callq forward_ifunc_func@PLT
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define void @call_forward_ifunc_func() {
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call void dso_local_equivalent @forward_ifunc_func()
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ret void
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}
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; CHECK: call_forward_dso_local_ifunc_func:
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; CHECK: callq forward_dso_local_ifunc_func{{$}}
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define void @call_forward_dso_local_ifunc_func() {
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call void dso_local_equivalent @forward_dso_local_ifunc_func()
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ret void
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}
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@forward_ifunc_func = ifunc void (), ptr @resolver
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@forward_dso_local_ifunc_func = dso_local ifunc void (), ptr @resolver
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;; Test "no-named" variables
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; CHECK: call_no_name_hidden:
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; CHECK: callq __unnamed_{{[0-9]+}}{{$}}
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define void @call_no_name_hidden() {
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call void dso_local_equivalent @0()
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ret void
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}
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; CHECK: call_no_name_extern:
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; CHECK: callq __unnamed_{{[0-9]+}}@PLT
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define void @call_no_name_extern() {
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call void dso_local_equivalent @1()
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ret void
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}
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declare hidden void @0()
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declare void @1()
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;; Note that we keep this at the very end because llc emits this after all the
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;; functions.
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; CHECK: const:
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; CHECK: .long forward_extern_func@PLT
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@const = constant i32 trunc (i64 ptrtoint (ptr dso_local_equivalent @forward_extern_func to i64) to i32)
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declare void @forward_extern_func()
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