1; REQUIRES: x86 2; RUN: rm -rf %t; split-file %s %t 3 4;; Mostly copied/updated from thinlto-index-only.ll 5;; First ensure that the ThinLTO handling in lld handles 6;; bitcode without summary sections gracefully and generates index file. 7; RUN: llvm-as %t/f.ll -o %t/1.o 8; RUN: llvm-as %t/g.ll -o %t/2.o 9; RUN: %lld --thinlto-emit-index-files -dylib %t/1.o %t/2.o -o %t/3 10; RUN: ls %t/2.o.thinlto.bc 11; RUN: ls %t/3 12; RUN: %lld -dylib %t/1.o %t/2.o -o %t/3 13; RUN: llvm-nm %t/3 | FileCheck %s --check-prefix=NM 14 15;; Basic ThinLTO tests. 16; RUN: opt -module-summary %t/f.ll -o %t/1.o 17; RUN: opt -module-summary %t/g.ll -o %t/2.o 18; RUN: opt -module-summary %t/empty.ll -o %t/3.o 19 20;; Ensure lld generates an index and also a binary if requested. 21; RUN: %lld --thinlto-emit-index-files -dylib %t/1.o %t/2.o -o %t/4 22; RUN: llvm-bcanalyzer -dump %t/1.o.thinlto.bc | FileCheck %s -DP1=%t/1.o -DP2=%t/2.o --check-prefix=BACKEND1 23; RUN: llvm-bcanalyzer -dump %t/2.o.thinlto.bc | FileCheck %s -DP2=%t/2.o --check-prefix=BACKEND2 24; RUN: ls %t/4 25 26;; Ensure lld generates an index and not a binary if both emit-index and index-only are present. 27; RUN: %lld --thinlto-emit-index-files --thinlto-index-only -dylib %t/1.o %t/2.o -o %t/5 28; RUN: not ls %t/5 29 30;; Ensure lld generates an index even if the file is wrapped in --start-lib/--end-lib 31; RUN: rm -f %t/2.o.thinlto.bc 32; RUN: %lld --thinlto-emit-index-files -dylib %t/1.o %t/3.o --start-lib %t/2.o --end-lib -o %t/6 33; RUN: llvm-dis < %t/2.o.thinlto.bc | grep -q '\^0 = module:' 34; RUN: ls %t/6 35 36;; Test that LLD generates an empty index even for lazy object file that is not added to link. 37;; Test that LLD also generates empty imports file with the --thinlto-emit-imports-files option. 38; RUN: rm -f %t/1.o.thinlto.bc %t/1.o.imports 39; RUN: %lld --thinlto-emit-index-files -dylib %t/2.o --start-lib %t/1.o --end-lib \ 40; RUN: --thinlto-emit-imports-files -o %t/7 41; RUN: ls %t/7 42; RUN: ls %t/1.o.thinlto.bc 43; RUN: ls %t/1.o.imports 44 45;; Ensure LLD generates an empty index for each bitcode file even if all bitcode files are lazy. 46; RUN: rm -f %t/dummy.o %t/1.o.thinlto.bc 47; RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin /dev/null -o %t/dummy.o 48; RUN: %lld --thinlto-emit-index-files -dylib %t/dummy.o --start-lib %t/1.o --end-lib -o %t/8 49; RUN: ls %t/8 50; RUN: ls %t/1.o.thinlto.bc 51 52;; Test that LLD errors out when run with suffix replacement, or prefix replacement 53; RUN: not %lld --thinlto-emit-index-files -dylib %t/2.o --start-lib %t/1.o --end-lib \ 54; RUN: --thinlto-prefix-replace="abc;xyz" 2>&1 | FileCheck %s --check-prefix=ERR1 55; ERR1: --thinlto-prefix-replace is not supported with --thinlto-emit-index-files 56 57; RUN: not %lld --thinlto-emit-index-files -dylib %t/2.o --start-lib %t/1.o --end-lib \ 58; RUN: --thinlto-object-suffix-replace="abc;xyz" 2>&1 | FileCheck %s --check-prefix=ERR2 59; ERR2: --thinlto-object-suffix-replace is not supported with --thinlto-emit-index-files 60 61;; But not when passed with index only as well 62; RUN: %lld --thinlto-emit-index-files -dylib %t/2.o --start-lib %t/1.o --end-lib \ 63; RUN: --thinlto-prefix-replace="abc;xyz" --thinlto-index-only 64 65; RUN: %lld --thinlto-emit-index-files -dylib %t/2.o --start-lib %t/1.o --end-lib \ 66; RUN: --thinlto-object-suffix-replace="abc;xyz" --thinlto-index-only 67 68; NM: T _f 69 70;; The backend index for this module contains summaries from itself and 71;; Inputs/thinlto.ll, as it imports from the latter. 72; BACKEND1: <MODULE_STRTAB_BLOCK 73; BACKEND1-NEXT: <ENTRY {{.*}} record string = '[[P1]]' 74; BACKEND1-NEXT: <ENTRY {{.*}} record string = '[[P2]]' 75; BACKEND1-NEXT: </MODULE_STRTAB_BLOCK 76; BACKEND1: <GLOBALVAL_SUMMARY_BLOCK 77; BACKEND1: <VERSION 78; BACKEND1: <FLAGS 79; BACKEND1: <VALUE_GUID {{.*}} op0={{1|2}} {{op1=3060885059 op2=1207956914|op1=3432075125 op2=3712786831}} 80; BACKEND1: <VALUE_GUID {{.*}} op0={{1|2}} {{op1=3060885059 op2=1207956914|op1=3432075125 op2=3712786831}} 81; BACKEND1: <COMBINED 82; BACKEND1: <COMBINED 83; BACKEND1: </GLOBALVAL_SUMMARY_BLOCK 84 85;; The backend index for Input/thinlto.ll contains summaries from itself only, 86;; as it does not import anything. 87; BACKEND2: <MODULE_STRTAB_BLOCK 88; BACKEND2-NEXT: <ENTRY {{.*}} record string = '[[P2]]' 89; BACKEND2-NEXT: </MODULE_STRTAB_BLOCK 90; BACKEND2-NEXT: <GLOBALVAL_SUMMARY_BLOCK 91; BACKEND2-NEXT: <VERSION 92; BACKEND2-NEXT: <FLAGS 93; BACKEND2-NEXT: <VALUE_GUID {{.*}} op0=1 op1=3060885059 op2=1207956914 94; BACKEND2-NEXT: <COMBINED 95; BACKEND2-NEXT: </GLOBALVAL_SUMMARY_BLOCK 96 97 98;--- f.ll 99target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 100target triple = "x86_64-apple-darwin" 101 102declare void @g(...) 103 104define void @f() { 105entry: 106 call void (...) @g() 107 ret void 108} 109 110;--- g.ll 111target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 112target triple = "x86_64-apple-darwin" 113 114define void @g() { 115entry: 116 ret void 117} 118 119;--- empty.ll 120target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 121target triple = "x86_64-apple-darwin" 122