1 // REQUIRES: lld, python
2
3 // Now test with DWARF5
4 // RUN: %clang -target x86_64-pc-linux -gsplit-dwarf -gdwarf-5 -c %s -o %t.dwarf5.o
5 // RUN: ld.lld %t.dwarf5.o -o %t.dwarf5
6 // RUN: llvm-dwp %t.dwarf5.dwo -o %t.dwarf5.dwp
7 // RUN: rm %t.dwarf5.dwo
8 // RUN: llvm-objcopy --only-keep-debug %t.dwarf5 %t.dwarf5.debug
9 // RUN: llvm-objcopy --strip-all --add-gnu-debuglink=%t.dwarf5.debug %t.dwarf5
10 // RUN: %lldb \
11 // RUN: -O "log enable dwarf split" \
12 // RUN: -o "target variable a" \
13 // RUN: -b %t.dwarf5 | FileCheck %s
14
15 // Run one time with the index cache enabled to populate the index cache. When
16 // we populate the index cache we have to parse all of the DWARF debug info
17 // and it is always available.
18 // RUN: rm -rf %t.lldb-index-cache
19 // RUN: %lldb \
20 // RUN: -O 'settings set symbols.enable-lldb-index-cache true' \
21 // RUN: -O 'settings set symbols.lldb-index-cache-path %t.lldb-index-cache' \
22 // RUN: -O 'settings set target.preload-symbols false' \
23 // RUN: -o "script lldb.target.modules[0].FindTypes('::A').GetTypeAtIndex(0)" \
24 // RUN: -o "statistics dump" \
25 // RUN: %t.dwarf5 -b | FileCheck %s -check-prefix=CACHE
26
27 // Run again after index cache was enabled, which load the index cache. When we
28 // load the index cache from disk, we don't have any DWARF parsed yet and this
29 // can cause us to try and access information in the .dwp directly without
30 // parsing the .debug_info, but this caused crashes when the DWO files didn't
31 // have a backlink to the skeleton compile unit. This test verifies that we
32 // don't crash and that we can find types when using .dwp files.
33 // RUN: %lldb \
34 // RUN: -O 'settings set symbols.enable-lldb-index-cache true' \
35 // RUN: -O 'settings set symbols.lldb-index-cache-path %t.lldb-index-cache' \
36 // RUN: -O 'settings set target.preload-symbols false' \
37 // RUN: -o "script lldb.target.modules[0].FindTypes('::A').GetTypeAtIndex(0)" \
38 // RUN: -o "statistics dump" \
39 // RUN: %t.dwarf5 -b | FileCheck %s -check-prefix=CACHED
40
41 // Make sure that if we load the "%t.dwarf5.debug" file, that we can find and
42 // load the .dwo file from the .dwp when it is "%t.dwarf5.dwp"
43 // RUN: %lldb %t.dwarf5.debug -o "b main" -b | FileCheck %s -check-prefix=DEBUG
44
45 // Make sure that if we load the "%t.dwarf5" file, that we can find and
46 // load the .dwo file from the .dwp when it is "%t.dwarf5.debug.dwp"
47 // RUN: mv %t.dwarf5.dwp %t.dwarf5.debug.dwp
48 // RUN: %lldb %t.dwarf5 -o "b main" -b | FileCheck %s -check-prefix=DEBUG
49
50 // Make sure that if we load the "%t.dwarf5.debug" file, that we can find and
51 // load the .dwo file from the .dwp when it is "%t.dwarf5.debug.dwp"
52 // RUN: %lldb %t.dwarf5.debug -o "b main" -b | FileCheck %s -check-prefix=DEBUG
53
54 // Make sure that if we remove the .dwp file we see an appropriate error.
55 // RUN: rm %t.dwarf5.debug.dwp
56 // RUN: %lldb \
57 // RUN: -O "log enable dwarf split" \
58 // RUN: -o "b main" \
59 // RUN: -b %t.dwarf5 2>&1 | FileCheck %s -check-prefix=NODWP
60
61 // RUN: %lldb \
62 // RUN: -O "log enable dwarf split" \
63 // RUN: -o "b main" \
64 // RUN: -b %t.dwarf5.debug 2>&1 | FileCheck %s -check-prefix=NODWP
65
66 // Now test with DWARF4
67 // RUN: %clang -target x86_64-pc-linux -gsplit-dwarf -gdwarf-4 -c %s -o %t.dwarf4.o
68 // RUN: ld.lld %t.dwarf4.o -o %t.dwarf4
69 // RUN: llvm-dwp %t.dwarf4.dwo -o %t.dwarf4.dwp
70 // RUN: rm %t.dwarf4.dwo
71 // RUN: llvm-objcopy --only-keep-debug %t.dwarf4 %t.dwarf4.debug
72 // RUN: llvm-objcopy --strip-all --add-gnu-debuglink=%t.dwarf4.debug %t.dwarf4
73 // RUN: %lldb \
74 // RUN: -O "log enable dwarf split" \
75 // RUN: -o "target variable a" \
76 // RUN: -b %t.dwarf4 | FileCheck %s
77
78 // Run one time with the index cache enabled to populate the index cache. When
79 // we populate the index cache we have to parse all of the DWARF debug info
80 // and it is always available.
81 // RUN: rm -rf %t.lldb-index-cache
82 // RUN: %lldb \
83 // RUN: -O 'settings set symbols.enable-lldb-index-cache true' \
84 // RUN: -O 'settings set symbols.lldb-index-cache-path %t.lldb-index-cache' \
85 // RUN: -O 'settings set target.preload-symbols false' \
86 // RUN: -o "script lldb.target.modules[0].FindTypes('::A').GetTypeAtIndex(0)" \
87 // RUN: -o "statistics dump" \
88 // RUN: %t.dwarf4 -b | FileCheck %s -check-prefix=CACHE
89
90 // Run again after index cache was enabled, which load the index cache. When we
91 // load the index cache from disk, we don't have any DWARF parsed yet and this
92 // can cause us to try and access information in the .dwp directly without
93 // parsing the .debug_info, but this caused crashes when the DWO files didn't
94 // have a backlink to the skeleton compile unit. This test verifies that we
95 // don't crash and that we can find types when using .dwp files.
96 // RUN: %lldb \
97 // RUN: -O 'settings set symbols.enable-lldb-index-cache true' \
98 // RUN: -O 'settings set symbols.lldb-index-cache-path %t.lldb-index-cache' \
99 // RUN: -O 'settings set target.preload-symbols false' \
100 // RUN: -o "script lldb.target.modules[0].FindTypes('::A').GetTypeAtIndex(0)" \
101 // RUN: -o "statistics dump" \
102 // RUN: %t.dwarf4 -b | FileCheck %s -check-prefix=CACHED
103
104 // Make sure that if we load the "%t.dwarf4.debug" file, that we can find and
105 // load the .dwo file from the .dwp when it is "%t.dwarf4.dwp"
106 // RUN: %lldb %t.dwarf4.debug -o "b main" -b | FileCheck %s -check-prefix=DEBUG
107
108 // Make sure that if we load the "%t.dwarf4" file, that we can find and
109 // load the .dwo file from the .dwp when it is "%t.dwarf4.debug.dwp"
110 // RUN: mv %t.dwarf4.dwp %t.dwarf4.debug.dwp
111 // RUN: %lldb %t.dwarf4 -o "b main" -b | FileCheck %s -check-prefix=DEBUG
112
113 // Make sure that if we load the "%t.dwarf4.debug" file, that we can find and
114 // load the .dwo file from the .dwp when it is "%t.dwarf4.debug.dwp"
115 // RUN: %lldb %t.dwarf4.debug -o "b main" -b | FileCheck %s -check-prefix=DEBUG
116
117 // Make sure that if we remove the .dwp file we see an appropriate error.
118 // RUN: rm %t.dwarf4.debug.dwp
119 // RUN: %lldb \
120 // RUN: -O "log enable dwarf split" \
121 // RUN: -o "b main" \
122 // RUN: -b %t.dwarf4 2>&1 | FileCheck %s -check-prefix=NODWP
123
124 // RUN: %lldb \
125 // RUN: -O "log enable dwarf split" \
126 // RUN: -o "b main" \
127 // RUN: -b %t.dwarf4.debug 2>&1 | FileCheck %s -check-prefix=NODWP
128
129 // Test if we have a GNU build ID in our main executable and in our debug file,
130 // and we have a .dwp file that doesn't, that we can still load our .dwp file.
131 // RUN: %clang -target x86_64-pc-linux -gsplit-dwarf -gdwarf-5 -c %s -o %t.o
132 // RUN: ld.lld %t.o --build-id=md5 -o %t
133 // RUN: llvm-dwp %t.dwo -o %t.dwp
134 // RUN: rm %t.dwo
135 // RUN: llvm-objcopy --only-keep-debug %t %t.debug
136 // RUN: llvm-objcopy --strip-all --add-gnu-debuglink=%t.debug %t
137 // RUN: %lldb \
138 // RUN: -O "log enable dwarf split" \
139 // RUN: -o "target variable a" \
140 // RUN: -b %t | FileCheck %s
141
142 // Now move the .debug and .dwp file into another directory so that we can use
143 // the target.debug-file-search-paths setting to search for the files.
144 // RUN: mkdir -p %t-debug-info-dir
145 // RUN: mv %t.dwp %t-debug-info-dir
146 // RUN: mv %t.debug %t-debug-info-dir
147 // RUN: %lldb \
148 // RUN: -O "log enable dwarf split" \
149 // RUN: -O "setting set target.debug-file-search-paths '%t-debug-info-dir'" \
150 // RUN: -o "target variable a" \
151 // RUN: -b %t | FileCheck %s
152 // RUN:
153
154 // Now move the .debug and .dwp file into another directory so that we can use
155 // the target.debug-file-search-paths setting to search for the files.
156 // CHECK: Searching for DWP using:
157 // CHECK: Found DWP file:
158 // CHECK: (A) a = (x = 47)
159
160 // CACHE: script lldb.target.modules[0].FindTypes('::A').GetTypeAtIndex(0)
161 // CACHE: struct A {
162 // CACHE-NEXT: int x;
163 // CACHE-NEXT: }
164 // CACHE: "totalDebugInfoIndexSavedToCache": 1
165
166 // CACHED: script lldb.target.modules[0].FindTypes('::A').GetTypeAtIndex(0)
167 // CACHED: struct A {
168 // CACHED-NEXT: int x;
169 // CACHED-NEXT: }
170 // CACHED: "totalDebugInfoIndexLoadedFromCache": 1
171
172 // Make sure debug information was loaded by verifying that the
173 // DEBUG: Breakpoint 1: where = dwp-separate-debug-file.cpp.tmp.dwarf{{[45]}}{{(\.debug)?}}`main + {{[0-9]+}} at dwp-separate-debug-file.cpp:{{[0-9]+}}:{{[0-9]+}}, address = {{0x[0-9a-fA-F]+}}
174
175 // Make sure if we load the stripped binary or the debug info file with no .dwp
176 // nor any .dwo files that we are not able to fine the .dwp or .dwo files.
177 // NODWP: Searching for DWP using:
178 // NODWP: Searching for DWP using:
179 // NODWP: Unable to locate for DWP file for:
180 // NODWP: unable to locate separate debug file (dwo, dwp). Debugging will be degraded.
181
182 struct A {
183 int x = 47;
184 };
185 A a;
main()186 int main() {}
187