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58 lines
2.0 KiB
58 lines
2.0 KiB
4 months ago
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; Do setup work for all below tests: generate bitcode and combined index
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; RUN: opt -module-summary %s -o %t.bc -bitcode-mdindex-threshold=0
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; RUN: opt -module-summary %p/Inputs/lazyload_metadata.ll -o %t2.bc -bitcode-mdindex-threshold=0
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; RUN: llvm-lto -thinlto-action=thinlink -o %t3.bc %t.bc %t2.bc
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; REQUIRES: asserts
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; Check that importing @globalfunc1 does not trigger loading all the global
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; metadata for @globalfunc2 and @globalfunc3
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; RUN: llvm-lto -thinlto-action=import %t2.bc -thinlto-index=%t3.bc -stats 2> %t4.txt
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; RUN: llvm-lto -thinlto-action=import %t2.bc -thinlto-index=%t3.bc -stats -disable-ondemand-mds-loading 2> %t5.txt
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; RUN: cat %t4.txt %t5.txt | FileCheck %s
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; Check llvm-lto call with lazy loading enabled
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; CHECK: [[#LAZY_RECORDS:]] bitcode-reader - Number of Metadata records loaded
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; CHECK: 2 bitcode-reader - Number of MDStrings loaded
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; Check llvm-lto call with lazy loading disabled
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; CHECK: [[#LAZY_RECORDS+9]] bitcode-reader - Number of Metadata records loaded
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; CHECK: 7 bitcode-reader - Number of MDStrings loaded
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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 @globalfunc1(i32 %arg) {
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%x = call i1 @llvm.type.test(i8* undef, metadata !"typeid1")
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%tmp = add i32 %arg, 0, !metadata !2
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ret void
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}
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; We need two functions here that will both reference the same metadata.
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; This is to force the metadata to be emitted in the global metadata block and
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; not in the function specific metadata.
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; These function are not imported and so we don't want to load their metadata.
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define void @globalfunc2(i32 %arg) {
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%x = call i1 @llvm.type.test(i8* undef, metadata !"typeid1")
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%tmp = add i32 %arg, 0, !metadata !1
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ret void
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}
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define void @globalfunc3(i32 %arg) {
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%tmp = add i32 %arg, 0, !metadata !1
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ret void
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}
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declare i1 @llvm.type.test(i8* %ptr, metadata %bitset) nounwind readnone
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!1 = !{!2, !3, !4, !5, !6, !7, !8, !9}
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!2 = !{!"Hello World"}
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!3 = !{!"3"}
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!4 = !{!"4"}
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!5 = !{!"5"}
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!6 = !{!9}
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!7 = !{!"7"}
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!8 = !{!"8"}
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!9 = !{!6}
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