1 ; Do setup work for all below tests: generate bitcode and combined index 2 ; RUN: opt -module-summary %s -o %t.bc -bitcode-mdindex-threshold=0 3 ; RUN: opt -module-summary %p/Inputs/lazyload_metadata.ll -o %t2.bc -bitcode-mdindex-threshold=0 4 ; RUN: llvm-lto -thinlto-action=thinlink -o %t3.bc %t.bc %t2.bc 5 ; REQUIRES: asserts 6 7 ; Check that importing @globalfunc1 does not trigger loading all the global 8 ; metadata for @globalfunc2 and @globalfunc3 9 10 ; RUN: llvm-lto -thinlto-action=import %t2.bc -thinlto-index=%t3.bc \ 11 ; RUN: -o /dev/null -stats \ 12 ; RUN: 2>&1 | FileCheck %s -check-prefix=LAZY 13 ; LAZY: 55 bitcode-reader - Number of Metadata records loaded 14 ; LAZY: 2 bitcode-reader - Number of MDStrings loaded 15 16 ; RUN: llvm-lto -thinlto-action=import %t2.bc -thinlto-index=%t3.bc \ 17 ; RUN: -o /dev/null -disable-ondemand-mds-loading -stats \ 18 ; RUN: 2>&1 | FileCheck %s -check-prefix=NOTLAZY 19 ; NOTLAZY: 64 bitcode-reader - Number of Metadata records loaded 20 ; NOTLAZY: 7 bitcode-reader - Number of MDStrings loaded 21 22 23 target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" 24 target triple = "x86_64-apple-macosx10.11.0" 25 26 define void @globalfunc1(i32 %arg) { 27 %x = call i1 @llvm.type.test(i8* undef, metadata !"typeid1") 28 %tmp = add i32 %arg, 0, !metadata !2 29 ret void 30 } 31 32 ; We need two functions here that will both reference the same metadata. 33 ; This is to force the metadata to be emitted in the global metadata block and 34 ; not in the function specific metadata. 35 ; These function are not imported and so we don't want to load their metadata. 36 37 define void @globalfunc2(i32 %arg) { 38 %x = call i1 @llvm.type.test(i8* undef, metadata !"typeid1") 39 %tmp = add i32 %arg, 0, !metadata !1 40 ret void 41 } 42 43 define void @globalfunc3(i32 %arg) { 44 %tmp = add i32 %arg, 0, !metadata !1 45 ret void 46 } 47 48 declare i1 @llvm.type.test(i8* %ptr, metadata %bitset) nounwind readnone 49 50 !1 = !{!2, !3, !4, !5, !6, !7, !8, !9} 51 !2 = !{!"Hello World"} 52 !3 = !{!"3"} 53 !4 = !{!"4"} 54 !5 = !{!"5"} 55 !6 = !{!9} 56 !7 = !{!"7"} 57 !8 = !{!"8"} 58 !9 = !{!6} 59
