2 ; REQUIRES: x86_64-linux
4 ; RUN: rm -rf %t && split-file %s %t
6 ;; Ensure that input files contain .llvm.lto section
7 ; RUN: llc %t/a-LTO.ll --filetype=obj -o %t/a-fatLTO.o
8 ; RUN: opt --module-summary %t/a-LTO.ll -o %t/a-fatLTO.bc
9 ; RUN: llvm-objcopy --add-section=.llvm.lto=%t/a-fatLTO.bc %t/a-fatLTO.o
10 ; RUN: llvm-objcopy --set-section-flags=.llvm.lto=readonly,exclude %t/a-fatLTO.o
11 ; RUN: llvm-readobj -S %t/a-fatLTO.o | FileCheck --check-prefix=CHECK-A %s
13 ; CHECK-A: Name: .llvm.lto
15 ; RUN: llc %t/main-LTO.ll --filetype=obj -o %t/main-fatLTO.o
16 ; RUN: opt --module-summary %t/main-LTO.ll -o %t/main-fatLTO.bc
17 ; RUN: llvm-objcopy --add-section=.llvm.lto=%t/main-fatLTO.bc %t/main-fatLTO.o
18 ; RUN: llvm-objcopy --set-section-flags=.llvm.lto=readonly,exclude %t/main-fatLTO.o
19 ; RUN: llvm-readobj -S %t/main-fatLTO.o | FileCheck --check-prefix=CHECK-MAIN %s
21 ; CHECK-MAIN: Name: .llvm.lto
23 ;; Final executable should not have .llvm.lto section no matter what the target is
24 ; RUN: %gold -plugin %llvmshlibdir/LLVMgold%shlibext -o %t/foo-fatLTO %t/a-fatLTO.o %t/main-fatLTO.o
25 ; RUN: llvm-readobj -S %t/foo-fatLTO | FileCheck --check-prefix=CHECK-LTO-TARGET %s
27 ;; Check that fat objects work w/ s=--start-lib
28 ; RUN: %gold -plugin %llvmshlibdir/LLVMgold%shlibext -o %t/foo-fatLTO.start_lib --start-lib %t/a-fatLTO.o %t/main-fatLTO.o --end-lib
29 ; RUN: llvm-readobj -S %t/foo-fatLTO.start_lib | FileCheck --check-prefix=CHECK-LTO-TARGET %s
31 ;; Check if .llvm.lto section gets aggregated in LTO target
32 ; CHECK-LTO-TARGET-NOT: Name: .llvm.lto
34 ;; Final executable should not have .llvm.lto section no matter what the target is
35 ; RUN: %gold -o %t/foo-fatNoLTO %t/a-fatLTO.o %/t/main-fatLTO.o
36 ; RUN: llvm-readobj -S %t/foo-fatNoLTO | FileCheck --check-prefix=CHECK-NON-LTO-TARGET %s
38 ;; Check if .llvm.lto section gets aggregated in non-LTO target
39 ; CHECK-NON-LTO-TARGET-NOT: Name: .llvm.lto
41 ;; Check if the LTO target executable produced from FatLTO object file is
42 ;; identical to the one produced from LTO modules
43 ; RUN: opt --module-summary %t/a-LTO.ll -o %t/a-LTO.bc
44 ; RUN: opt --module-summary %t/main-LTO.ll -o %t/main-LTO.bc
45 ; RUN: %gold -plugin %llvmshlibdir/LLVMgold%shlibext -o %t/foo-LTO %t/a-LTO.bc %t/main-LTO.bc
46 ; RUN: cmp %t/foo-fatLTO %t/foo-LTO
48 ;; Check if the no-LTO target executable produced from FatLTO object file is
49 ;; identical to the one produced from regular object files
51 ; RUN: llc %t/a-LTO.ll --filetype=obj -o %t/a.o
52 ; RUN: llc %t/main-LTO.ll --filetype=obj -o %t/main.o
54 ; RUN: %gold -o %t/foo-noLTO %t/a.o %t/main.o
55 ; RUN: cmp %t/foo-fatNoLTO %t/foo-noLTO
57 ;; Check archive support
58 ; RUN: llvm-ar rcs %t/a.a %t/a-fatLTO.o
59 ; RUN: %gold -plugin %llvmshlibdir/LLVMgold%shlibext -o %t/foo-fatLTO.archive %t/main-LTO.bc %t/a.a
60 ; RUN: cmp %t/foo-fatLTO.archive %t/foo-LTO
63 target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
64 target triple = "x86_64-unknown-linux-gnu"
66 ; Function Attrs: noinline nounwind uwtable
67 define dso_local i32 @_start() #0 {
72 attributes #0 = { noinline nounwind uwtable }
74 !llvm.module.flags = !{!0, !1, !2, !3, !4, !5, !6}
76 !0 = !{i32 1, !"wchar_size", i32 4}
77 !1 = !{i32 7, !"PIC Level", i32 2}
78 !2 = !{i32 7, !"PIE Level", i32 2}
79 !3 = !{i32 7, !"uwtable", i32 2}
80 !4 = !{i32 7, !"frame-pointer", i32 2}
81 !5 = !{i32 1, !"ThinLTO", i32 0}
82 !6 = !{i32 1, !"EnableSplitLTOUnit", i32 1}
85 target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
86 target triple = "x86_64-unknown-linux-gnu"
88 ; Function Attrs: noinline nounwind uwtable
89 define dso_local i32 @main() #0 {
91 %retval = alloca i32, align 4
92 store i32 0, ptr %retval, align 4
93 %call = call i32 (...) @_start()
97 declare i32 @_start(...)
99 attributes #0 = { noinline nounwind uwtable }
101 !llvm.module.flags = !{!0, !1, !2, !3, !4, !5, !6}
103 !0 = !{i32 1, !"wchar_size", i32 4}
104 !1 = !{i32 7, !"PIC Level", i32 2}
105 !2 = !{i32 7, !"PIE Level", i32 2}
106 !3 = !{i32 7, !"uwtable", i32 2}
107 !4 = !{i32 7, !"frame-pointer", i32 2}
108 !5 = !{i32 1, !"ThinLTO", i32 0}
109 !6 = !{i32 1, !"EnableSplitLTOUnit", i32 1}