forked from OSchip/llvm-project
87 lines
4.0 KiB
LLVM
87 lines
4.0 KiB
LLVM
; RUN: opt -module-summary %s -o %t1.bc
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; RUN: opt -module-summary %p/Inputs/internalize.ll -o %t2.bc
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; Link in %t2.bc first to force its copy of @weak_func_nonprevailing as
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; prevailing the %t1.bc copy as non-prevailing.
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; RUN: llvm-lto -thinlto-action=thinlink -o %t.index.bc %t2.bc %t1.bc
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; RUN: llvm-lto -thinlto-action=internalize -thinlto-index %t.index.bc %t1.bc -o - | llvm-dis -o - | FileCheck %s --check-prefix=REGULAR
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; RUN: llvm-lto -thinlto-action=internalize -thinlto-index %t.index.bc %t1.bc -o - --exported-symbol=_foo | llvm-dis -o - | FileCheck %s --check-prefix=INTERNALIZE
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; Test the enable-lto-internalization option by setting it to false.
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; This makes sure indices are not marked as internallinkage and therefore
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; internalization does not happen.
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; RUN: llvm-lto -thinlto-action=internalize -thinlto-index %t.index.bc %t1.bc \
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; RUN: -enable-lto-internalization=false --exported-symbol=_foo
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; RUN: llvm-dis < %t1.bc.thinlto.internalized.bc | FileCheck %s --check-prefix=INTERNALIZE-OPTION-DISABLE
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; RUN: llvm-lto2 run %t1.bc -o %t.o -save-temps \
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; RUN: -r=%t1.bc,_foo,pxl \
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; RUN: -r=%t1.bc,_bar,pl \
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; RUN: -r=%t1.bc,_linkonce_func,pl \
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; RUN: -r=%t1.bc,_weak_func_prevailing,pl \
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; RUN: -r=%t1.bc,_alias1,plx \
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; RUN: -r=%t1.bc,_weak_func_nonprevailing,l
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; RUN: llvm-dis < %t.o.1.2.internalize.bc | FileCheck %s --check-prefix=INTERNALIZE2
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; Test the enable-lto-internalization option by setting it to false.
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; This makes sure indices are not marked as internallinkage and therefore
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; internalization does not happen.
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; RUN: llvm-lto2 run %t1.bc -o %t.o -save-temps -enable-lto-internalization=false \
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; RUN: -r=%t1.bc,_foo,pxl \
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; RUN: -r=%t1.bc,_bar,pl \
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; RUN: -r=%t1.bc,_linkonce_func,pl \
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; RUN: -r=%t1.bc,_weak_func_prevailing,pl \
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; RUN: -r=%t1.bc,_alias1,plx \
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; RUN: -r=%t1.bc,_weak_func_nonprevailing,l
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; RUN: llvm-dis < %t.o.1.2.internalize.bc | FileCheck %s --check-prefix=INTERNALIZE2-OPTION-DISABLE
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; REGULAR: define void @foo
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; REGULAR: define void @bar
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; REGULAR: define linkonce void @linkonce_func()
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; INTERNALIZE: define void @foo
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; INTERNALIZE: define internal void @bar
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; INTERNALIZE: define internal void @linkonce_func()
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; INTERNALIZE: define internal void @weak_func_prevailing()
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; INTERNALIZE: define weak void @weak_func_nonprevailing()
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; INTERNALIZE-OPTION-DISABLE: define void @foo
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; INTERNALIZE-OPTION-DISABLE: define void @bar
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; INTERNALIZE-OPTION-DISABLE: define weak void @linkonce_func()
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; INTERNALIZE-OPTION-DISABLE: define weak void @weak_func_prevailing()
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; INTERNALIZE-OPTION-DISABLE: define weak void @weak_func_nonprevailing()
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; INTERNALIZE2: define dso_local void @foo
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; INTERNALIZE2: define internal void @bar
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; INTERNALIZE2: define internal void @linkonce_func()
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; INTERNALIZE2: define internal void @weak_func_prevailing()
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; INTERNALIZE2: define weak dso_local void @weak_func_nonprevailing()
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; INTERNALIZE2-OPTION-DISABLE: define dso_local void @foo
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; INTERNALIZE2-OPTION-DISABLE: define dso_local void @bar
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; INTERNALIZE2-OPTION-DISABLE: define weak dso_local void @linkonce_func()
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; INTERNALIZE2-OPTION-DISABLE: define weak dso_local void @weak_func_prevailing()
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; INTERNALIZE2-OPTION-DISABLE: define weak dso_local void @weak_func_nonprevailing()
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target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-apple-macosx10.11.0"
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define void @foo() {
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call void @bar()
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ret void
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}
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define void @bar() {
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call void @linkonce_func()
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call void @weak_func_prevailing()
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call void @weak_func_nonprevailing()
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ret void
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}
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define linkonce void @linkonce_func() {
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ret void
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}
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define weak void @weak_func_prevailing() {
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ret void
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}
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; Make @weak_func_nonprevailing an aliasee to ensure it is still marked
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; live and kept as a definition even when non-prevailing. We want to ensure
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; this definition is not internalized.
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@alias1 = hidden alias void (), void ()* @weak_func_nonprevailing
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define weak void @weak_func_nonprevailing() {
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ret void
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}
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