forked from OSchip/llvm-project
81 lines
2.7 KiB
LLVM
81 lines
2.7 KiB
LLVM
; RUN: opt -thinlto-bc -o %t %s
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; RUN: llvm-modextract -n 0 -o - %t | llvm-dis | FileCheck --check-prefix=THIN %s
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; RUN: llvm-modextract -n 1 -o - %t | llvm-dis | FileCheck --check-prefix=MERGED %s
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target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-pc-windows-msvc19.0.24215"
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; Internal comdat leader with type metadata. All comdat members need to live
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; in the merged module, and the comdat needs to be renamed.
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; MERGED: ${{"?lwt[^ ]+}} = comdat any
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$lwt = comdat any
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; External comdat leader, type metadata on non-leader. All comdat
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; members need to live in the merged module, internal members need to
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; be renamed.
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; MERGED: $nlwt = comdat any
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$nlwt = comdat any
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; Comdat with two members without type metadata. All comdat members live in
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; the ThinLTO module and no renaming needs to take place.
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; THIN: $nt = comdat any
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$nt = comdat any
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; MERGED: @lwt_aliasee = private unnamed_addr global
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; MERGED-SAME: comdat(${{"?lwt[^ ]+}})
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@lwt_aliasee = private unnamed_addr global [1 x i8*] [i8* null], comdat($lwt), !type !0
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; MERGED: {{@"?lwt_nl[^ ]+}} = hidden unnamed_addr global
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; MERGED-SAME: comdat(${{"?lwt[^ ]+}})
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; THIN: {{@"?lwt_nl[^ ]+}} = external hidden
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@lwt_nl = internal unnamed_addr global i32 0, comdat($lwt)
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; MERGED: @nlwt_aliasee = private unnamed_addr global
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; MERGED-SAME: comdat($nlwt)
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@nlwt_aliasee = private unnamed_addr global [1 x i8*] [i8* null], comdat($nlwt), !type !0
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; MERGED: @nlwt = unnamed_addr global
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; MERGED-SAME: comdat
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; THIN: @nlwt = external
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@nlwt = unnamed_addr global i32 0, comdat
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; THIN: @nt = internal
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; THIN-SAME: comdat
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@nt = internal unnamed_addr global [1 x i8*] [i8* null], comdat
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; THIN: @nt_nl = internal
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; THIN-SAME: comdat($nt)
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@nt_nl = internal unnamed_addr global i32 0, comdat($nt)
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; MERGED: {{@"?lwt[^ ]+}} = hidden unnamed_addr alias
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; THIN: {{@"?lwt[^ ]+}} = external hidden
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@lwt = internal unnamed_addr alias [1 x i8*], [1 x i8*]* @lwt_aliasee
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; MERGED: {{@"?nlwt_nl[^ ]+}} = hidden unnamed_addr alias
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; THIN: {{@"?nlwt_nl[^ ]+}} = external hidden
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@nlwt_nl = internal unnamed_addr alias [1 x i8*], [1 x i8*]* @nlwt_aliasee
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; The functions below exist just to make sure the globals are used.
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define i8* @lwt_fun() {
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%1 = load i32, i32* @lwt_nl
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%2 = getelementptr inbounds [1 x i8*], [1 x i8*]* @lwt, i32 0, i32 %1
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%3 = load i8*, i8** %2
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ret i8* %3
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}
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define i8* @nlwt_fun() {
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%1 = load i32, i32* @nlwt
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%2 = getelementptr inbounds [1 x i8*], [1 x i8*]* @nlwt_nl, i32 0, i32 %1
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%3 = load i8*, i8** %2
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ret i8* %3
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}
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define i8* @nt_fun() {
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%1 = load i32, i32* @nt_nl
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%2 = getelementptr inbounds [1 x i8*], [1 x i8*]* @nt, i32 0, i32 %1
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%3 = load i8*, i8** %2
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ret i8* %3
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}
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!0 = !{i64 8, !"?AVA@@"}
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