1; REQUIRES: x86 2 3; Basic ThinLTO tests. 4; RUN: opt -thinlto-bc %s -o %t1.obj 5; RUN: opt -thinlto-bc %p/Inputs/thinlto.ll -o %t2.obj 6; RUN: opt -thinlto-bc %p/Inputs/thinlto-empty.ll -o %t3.obj 7 8; Ensure lld generates an index and not a binary if requested. 9; RUN: rm -f %t4.exe 10; RUN: lld-link -thinlto-index-only -entry:main %t1.obj %t2.obj -out:%t4.exe 11; RUN: llvm-bcanalyzer -dump %t1.obj.thinlto.bc | FileCheck %s --check-prefix=BACKEND1 12; RUN: llvm-bcanalyzer -dump %t2.obj.thinlto.bc | FileCheck %s --check-prefix=BACKEND2 13; RUN: not test -e %t4.exe 14 15; The backend index for this module contains summaries from itself and 16; Inputs/thinlto.ll, as it imports from the latter. 17; BACKEND1: <MODULE_STRTAB_BLOCK 18; BACKEND1-NEXT: <ENTRY {{.*}} record string = '{{.*}}thinlto-index-only.ll.tmp{{.*}}.obj' 19; BACKEND1: <ENTRY {{.*}} record string = '{{.*}}thinlto-index-only.ll.tmp{{.*}}.obj' 20; BACKEND1-NOT: <ENTRY 21; BACKEND1: </MODULE_STRTAB_BLOCK 22; BACKEND1: <GLOBALVAL_SUMMARY_BLOCK 23; BACKEND1: <VERSION 24; BACKEND1: <FLAGS 25; BACKEND1: <VALUE_GUID op0={{1|2}} op1={{-5300342847281564238|-2624081020897602054}} 26; BACKEND1: <VALUE_GUID op0={{1|2}} op1={{-5300342847281564238|-2624081020897602054}} 27; BACKEND1: <COMBINED 28; BACKEND1: <COMBINED 29; BACKEND1: </GLOBALVAL_SUMMARY_BLOCK 30 31; The backend index for Input/thinlto.ll contains summaries from itself only, 32; as it does not import anything. 33; BACKEND2: <MODULE_STRTAB_BLOCK 34; BACKEND2-NEXT: <ENTRY {{.*}} record string = '{{.*}}thinlto-index-only.ll.tmp2.obj' 35; BACKEND2-NOT: <ENTRY 36; BACKEND2: </MODULE_STRTAB_BLOCK 37; BACKEND2-NEXT: <GLOBALVAL_SUMMARY_BLOCK 38; BACKEND2-NEXT: <VERSION 39; BACKEND2-NEXT: <FLAGS 40; BACKEND2-NEXT: <VALUE_GUID op0=1 op1=-5300342847281564238 41; BACKEND2-NEXT: <COMBINED 42; BACKEND2-NEXT: <BLOCK_COUNT op0=2/> 43; BACKEND2-NEXT: </GLOBALVAL_SUMMARY_BLOCK 44 45; Thin archive tests. Check that the module paths point to the original files. 46; RUN: rm -rf %t 47; RUN: mkdir %t 48; RUN: opt -thinlto-bc -o %t/foo.obj < %s 49; RUN: opt -thinlto-bc -o %t/bar.obj < %p/Inputs/thinlto.ll 50; RUN: llvm-ar rcsT %t5.lib %t/bar.obj %t3.obj 51; RUN: lld-link -thinlto-index-only -entry:main %t/foo.obj %t5.lib 52; RUN: llvm-dis -o - %t/foo.obj.thinlto.bc | FileCheck %s --check-prefix=THINARCHIVE 53; THINARCHIVE: ^0 = module: (path: "{{.*}}foo.obj", 54; THINARCHIVE: ^1 = module: (path: "{{.*}}bar.obj", 55 56target datalayout = "e-m:w-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 57target triple = "x86_64-pc-windows-msvc19.0.24215" 58 59declare void @g(...) 60 61define void @main() { 62 call void (...) @g() 63 ret void 64} 65