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5d79e77524
This help to streamline the process of handling importing since we don't need to special case alias everywhere: just like linkonce_odr function, make sure at least one alias is emitted by turning it weak. Differential Revision: http://reviews.llvm.org/D19308 From: Mehdi Amini <mehdi.amini@apple.com> git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@266958 91177308-0d34-0410-b5e6-96231b3b80d8
83 lines
6.2 KiB
LLVM
83 lines
6.2 KiB
LLVM
; RUN: opt -module-summary %s -o %t1.bc
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; RUN: opt -module-summary %p/Inputs/alias_resolution.ll -o %t2.bc
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; RUN: llvm-lto -thinlto-action=thinlink -o %t.index.bc %t1.bc %t2.bc
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; RUN: llvm-lto -thinlto-action=promote -thinlto-index %t.index.bc %t2.bc -o - | llvm-dis -o - | FileCheck %s --check-prefix=PROMOTE_MOD2 --check-prefix=NOTPROMOTED
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; RUN: llvm-lto -thinlto-action=promote -thinlto-index %t.index.bc %t1.bc -o - | llvm-dis -o - | FileCheck %s --check-prefix=PROMOTE --check-prefix=NOTPROMOTED
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; There is no importing going on with this IR, but let's check the ODR resolution for compile time
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; NOTPROMOTED: @linkonceODRfuncAlias = alias void (...), bitcast (void ()* @linkonceODRfunc{{.*}} to void (...)*)
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; NOTPROMOTED: @linkonceODRfuncWeakAlias = weak alias void (...), bitcast (void ()* @linkonceODRfunc{{.*}} to void (...)*)
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; NOTPROMOTED: @linkonceODRfuncLinkonceAlias = linkonce alias void (...), bitcast (void ()* @linkonceODRfunc{{.*}} to void (...)*)
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; PROMOTE_MOD1: @linkonceODRfuncWeakODRAlias = weak_odr alias void (...), bitcast (void ()* @linkonceODRfunc.mod1 to void (...)*)
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; PROMOTE_MOD2: @linkonceODRfuncWeakODRAlias = weak_odr alias void (...), bitcast (void ()* @linkonceODRfunc to void (...)*)
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; PROMOTE_MOD1: @linkonceODRfuncLinkonceODRAlias = weak_odr alias void (...), bitcast (void ()* @linkonceODRfunc.mod1 to void (...)*)
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; PROMOTE_MOD2: @linkonceODRfuncLinkonceODRAlias = linkonce_odr alias void (...), bitcast (void ()* @linkonceODRfunc to void (...)*)
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; NOTPROMOTED: @weakODRfuncAlias = alias void (...), bitcast (void ()* @weakODRfunc{{.*}} to void (...)*)
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; NOTPROMOTED: @weakODRfuncWeakAlias = weak alias void (...), bitcast (void ()* @weakODRfunc{{.*}} to void (...)*)
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; NOTPROMOTED: @weakODRfuncLinkonceAlias = linkonce alias void (...), bitcast (void ()* @weakODRfunc{{.*}} to void (...)*)
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; PROMOTE_MOD1: @weakODRfuncWeakODRAlias = weak_odr alias void (...), bitcast (void ()* @weakODRfunc.mod1 to void (...)*)
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; PROMOTE_MOD2: @weakODRfuncWeakODRAlias = weak_odr alias void (...), bitcast (void ()* @weakODRfunc to void (...)*)
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; PROMOTE_MOD1: @weakODRfuncLinkonceODRAlias = weak_odr alias void (...), bitcast (void ()* @weakODRfunc.mod1 to void (...)*)
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; PROMOTE_MOD2: @weakODRfuncLinkonceODRAlias = linkonce_odr alias void (...), bitcast (void ()* @weakODRfunc to void (...)*)
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; NOTPROMOTED: @linkoncefuncAlias = alias void (...), bitcast (void ()* @linkoncefunc{{.*}} to void (...)*)
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; NOTPROMOTED: @linkoncefuncWeakAlias = weak alias void (...), bitcast (void ()* @linkoncefunc{{.*}} to void (...)*)
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; NOTPROMOTED: @linkoncefuncLinkonceAlias = linkonce alias void (...), bitcast (void ()* @linkoncefunc{{.*}} to void (...)*)
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; PROMOTE_MOD1: @linkoncefuncWeakODRAlias = weak_odr alias void (...), bitcast (void ()* @linkoncefunc.mod1 to void (...)*)
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; PROMOTE_MOD2: @linkoncefuncWeakODRAlias = weak_odr alias void (...), bitcast (void ()* @linkoncefunc to void (...)*)
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; PROMOTE_MOD1: @linkoncefuncLinkonceODRAlias = weak_odr alias void (...), bitcast (void ()* @linkoncefunc.mod1 to void (...)*)
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; PROMOTE_MOD2: @linkoncefuncLinkonceODRAlias = linkonce_odr alias void (...), bitcast (void ()* @linkoncefunc to void (...)*)
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; NOTPROMOTED: @weakfuncAlias = alias void (...), bitcast (void ()* @weakfunc{{.*}} to void (...)*)
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; NOTPROMOTED: @weakfuncWeakAlias = weak alias void (...), bitcast (void ()* @weakfunc{{.*}} to void (...)*)
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; NOTPROMOTED: @weakfuncLinkonceAlias = linkonce alias void (...), bitcast (void ()* @weakfunc{{.*}} to void (...)*)
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; FIXME: The "resolution" should turn one of these to linkonce_odr
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; PROMOTE_MOD1: @weakfuncWeakODRAlias = weak_odr alias void (...), bitcast (void ()* @weakfunc.mod1 to void (...)*)
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; PROMOTE_MOD2: @weakfuncWeakODRAlias = weak_odr alias void (...), bitcast (void ()* @weakfunc to void (...)*)
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; PROMOTE_MOD1: @weakfuncLinkonceODRAlias = weak_odr alias void (...), bitcast (void ()* @weakfunc.mod1 to void (...)*)
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; PROMOTE_MOD2: @weakfuncLinkonceODRAlias = linkonce_odr alias void (...), bitcast (void ()* @weakfunc to void (...)*)
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@linkonceODRfuncAlias = alias void (...), bitcast (void ()* @linkonceODRfunc.mod1 to void (...)*)
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@linkonceODRfuncWeakAlias = weak alias void (...), bitcast (void ()* @linkonceODRfunc.mod1 to void (...)*)
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@linkonceODRfuncLinkonceAlias = linkonce alias void (...), bitcast (void ()* @linkonceODRfunc.mod1 to void (...)*)
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@linkonceODRfuncWeakODRAlias = weak_odr alias void (...), bitcast (void ()* @linkonceODRfunc.mod1 to void (...)*)
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@linkonceODRfuncLinkonceODRAlias = linkonce_odr alias void (...), bitcast (void ()* @linkonceODRfunc.mod1 to void (...)*)
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define linkonce_odr void @linkonceODRfunc.mod1() {
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entry:
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ret void
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}
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@weakODRfuncAlias = alias void (...), bitcast (void ()* @weakODRfunc.mod1 to void (...)*)
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@weakODRfuncWeakAlias = weak alias void (...), bitcast (void ()* @weakODRfunc.mod1 to void (...)*)
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@weakODRfuncLinkonceAlias = linkonce alias void (...), bitcast (void ()* @weakODRfunc.mod1 to void (...)*)
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@weakODRfuncWeakODRAlias = weak_odr alias void (...), bitcast (void ()* @weakODRfunc.mod1 to void (...)*)
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@weakODRfuncLinkonceODRAlias = linkonce_odr alias void (...), bitcast (void ()* @weakODRfunc.mod1 to void (...)*)
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define weak_odr void @weakODRfunc.mod1() {
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entry:
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ret void
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}
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@linkoncefuncAlias = alias void (...), bitcast (void ()* @linkoncefunc.mod1 to void (...)*)
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@linkoncefuncWeakAlias = weak alias void (...), bitcast (void ()* @linkoncefunc.mod1 to void (...)*)
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@linkoncefuncLinkonceAlias = linkonce alias void (...), bitcast (void ()* @linkoncefunc.mod1 to void (...)*)
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@linkoncefuncWeakODRAlias = weak_odr alias void (...), bitcast (void ()* @linkoncefunc.mod1 to void (...)*)
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@linkoncefuncLinkonceODRAlias = linkonce_odr alias void (...), bitcast (void ()* @linkoncefunc.mod1 to void (...)*)
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define linkonce void @linkoncefunc.mod1() {
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entry:
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ret void
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}
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@weakfuncAlias = alias void (...), bitcast (void ()* @weakfunc.mod1 to void (...)*)
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@weakfuncWeakAlias = weak alias void (...), bitcast (void ()* @weakfunc.mod1 to void (...)*)
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@weakfuncLinkonceAlias = linkonce alias void (...), bitcast (void ()* @weakfunc.mod1 to void (...)*)
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@weakfuncWeakODRAlias = weak_odr alias void (...), bitcast (void ()* @weakfunc.mod1 to void (...)*)
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@weakfuncLinkonceODRAlias = linkonce_odr alias void (...), bitcast (void ()* @weakfunc.mod1 to void (...)*)
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define weak void @weakfunc.mod1() {
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entry:
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ret void
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}
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