llvm-project
93 строки · 3.6 Кб
1; REQUIRES: x86
2; RUN: rm -rf %t; split-file %s %t
3
4;; Verify that we map symbols to their original bitcode input files, not the
5;; intermediate object files. Also verify that we don't emit these intermediate
6;; object files if no symbol needs to reference them. (Intermediate object files
7;; may still be referenced if they contain compiler-synthesized symbols, such
8;; as outlined functions. TODO: Test this case.)
9
10; RUN: opt -module-summary %t/foo.ll -o %t/foo.thinlto.o
11; RUN: opt -module-summary %t/bar.ll -o %t/bar.thinlto.o
12
13; RUN: %lld -dylib %t/foo.thinlto.o %t/bar.thinlto.o -o %t/foobar.thinlto -map \
14; RUN: %t/foobar.thinlto.map
15; RUN: FileCheck %s --check-prefix=FOOBAR < %t/foobar.thinlto.map
16
17; RUN: %lld -dylib %t/bar.thinlto.o %t/foo.thinlto.o -o %t/barfoo.thinlto -map \
18; RUN: %t/barfoo.thinlto.map
19; RUN: FileCheck %s --check-prefix=BARFOO < %t/barfoo.thinlto.map
20
21; RUN: llvm-as %t/foo.ll -o %t/foo.o
22; RUN: llvm-as %t/bar.ll -o %t/bar.o
23; RUN: %lld -dylib %t/foo.o %t/bar.o -o %t/foobar -map %t/foobar.map
24; RUN: FileCheck %s --check-prefix=LTO < %t/foobar.map
25
26; FOOBAR: # Path: {{.*}}{{/|\\}}map-file.ll.tmp/foobar.thinlto
27; FOOBAR-NEXT: # Arch: x86_64
28; FOOBAR-NEXT: # Object files:
29; FOOBAR-NEXT: [ 0] linker synthesized
30; FOOBAR-NEXT: [ 1] {{.*}}{{/|\\}}usr/lib{{/|\\}}libSystem.tbd{{$}}
31; FOOBAR-NEXT: [ 2] {{.*}}{{/|\\}}map-file.ll.tmp/foo.thinlto.o{{$}}
32; FOOBAR-NEXT: [ 3] {{.*}}{{/|\\}}map-file.ll.tmp/bar.thinlto.o{{$}}
33; FOOBAR-NEXT: # Sections:
34; FOOBAR: # Symbols:
35; FOOBAR-NEXT: # Address Size File Name
36; FOOBAR-NEXT: 0x{{[0-9A-F]+}} 0x{{[0-9A-F]+}} [ 2] _foo
37; FOOBAR-NEXT: 0x{{[0-9A-F]+}} 0x{{[0-9A-F]+}} [ 3] _bar
38; FOOBAR-NEXT: 0x{{[0-9A-F]+}} 0x{{[0-9A-F]+}} [ 3] _maybe_weak
39
40; BARFOO: # Path: {{.*}}{{/|\\}}map-file.ll.tmp/barfoo.thinlto
41; BARFOO-NEXT: # Arch: x86_64
42; BARFOO-NEXT: # Object files:
43; BARFOO-NEXT: [ 0] linker synthesized
44; BARFOO-NEXT: [ 1] {{.*}}{{/|\\}}usr/lib{{/|\\}}libSystem.tbd
45; BARFOO-NEXT: [ 2] {{.*}}{{/|\\}}map-file.ll.tmp/bar.thinlto.o
46; BARFOO-NEXT: [ 3] {{.*}}{{/|\\}}map-file.ll.tmp/foo.thinlto.o
47; BARFOO-NEXT: # Sections:
48; BARFOO: # Symbols:
49; BARFOO-NEXT: # Address Size File Name
50; BARFOO-NEXT: 0x{{[0-9A-F]+}} 0x{{[0-9A-F]+}} [ 2] _bar
51; BARFOO-NEXT: 0x{{[0-9A-F]+}} 0x{{[0-9A-F]+}} [ 2] _maybe_weak
52; BARFOO-NEXT: 0x{{[0-9A-F]+}} 0x{{[0-9A-F]+}} [ 3] _foo
53
54; LTO: # Path: {{.*}}{{/|\\}}map-file.ll.tmp/foobar
55; LTO-NEXT: # Arch: x86_64
56; LTO-NEXT: # Object files:
57; LTO-NEXT: [ 0] linker synthesized
58; LTO-NEXT: [ 1] {{.*}}{{/|\\}}usr/lib{{/|\\}}libSystem.tbd
59; LTO-NEXT: [ 2] {{.*}}{{/|\\}}map-file.ll.tmp/foo.o
60; LTO-NEXT: [ 3] {{.*}}{{/|\\}}map-file.ll.tmp/bar.o
61; LTO-NEXT: # Sections:
62; LTO: # Symbols:
63; LTO-NEXT: # Address Size File Name
64; LTO-NEXT: 0x{{[0-9A-F]+}} 0x{{[0-9A-F]+}} [ 2] _foo
65; LTO-NEXT: 0x{{[0-9A-F]+}} 0x{{[0-9A-F]+}} [ 3] _bar
66; LTO-NEXT: 0x{{[0-9A-F]+}} 0x{{[0-9A-F]+}} [ 3] _maybe_weak
67
68;--- foo.ll
69target triple = "x86_64-apple-darwin"
70target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
71
72define void @foo() {
73ret void
74}
75
76;; This is weak in foo.ll but non-weak in bar.ll, so the definition in bar.ll
77;; will always prevail. Check that the map file maps `maybe_weak` to bar.ll
78;; regardless of the object file input order.
79define weak_odr void @maybe_weak() {
80ret void
81}
82
83;--- bar.ll
84target triple = "x86_64-apple-darwin"
85target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
86
87define void @bar() {
88ret void
89}
90
91define void @maybe_weak() {
92ret void
93}
94