| 1 | // REQUIRES: lld |
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| 2 | |
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| 3 | // Test if we build a mixed binary where one .o file has a .debug_names and |
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| 4 | // another doesn't have one, that we save a full or partial index cache. |
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| 5 | // Previous versions of LLDB would have ManualDWARFIndex.cpp that would save out |
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| 6 | // an index cache to the same file regardless of wether the index cache was a |
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| 7 | // full DWARF manual index, or just the CUs and TUs that were missing from any |
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| 8 | // .debug_names tables. If the user had a .debug_names table and debugged once |
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| 9 | // with index caching enabled, then debugged again but set the setting to ignore |
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| 10 | // .debug_names ('settings set plugin.symbol-file.dwarf.ignore-file-indexes 1') |
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| 11 | // this could cause LLDB to load the index cache from the previous run which |
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| 12 | // was incomplete and it only contained the manually indexed DWARF from the run |
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| 13 | // where we used .debug_names, but it would now load it as if it were the |
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| 14 | // complete DWARF index. |
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| 15 | |
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| 16 | // Test that if we don't have .debug_names, that we save a full DWARF index. |
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| 17 | // RUN: %clang -target x86_64-pc-linux -gsplit-dwarf -gdwarf-5 -DMAIN=1 -c %s -o %t.main.o |
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| 18 | // RUN: %clang -target x86_64-pc-linux -gsplit-dwarf -gdwarf-5 -DMAIN=0 -c %s -o %t.foo.o |
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| 19 | // RUN: ld.lld %t.main.o %t.foo.o -o %t.nonames |
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| 20 | // RUN: llvm-dwp %t.main.dwo %t.foo.dwo -o %t.nonames.dwp |
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| 21 | // RUN: rm %t.main.dwo %t.foo.dwo |
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| 22 | // Run one time with the index cache enabled to populate the index cache. When |
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| 23 | // we populate the index cache we have to parse all of the DWARF debug info |
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| 24 | // and it is always available. |
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| 25 | // RUN: rm -rf %t.lldb-index-cache |
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| 26 | // RUN: %lldb \ |
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| 27 | // RUN: -O 'settings set symbols.enable-lldb-index-cache true' \ |
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| 28 | // RUN: -O 'settings set symbols.lldb-index-cache-path %t.lldb-index-cache' \ |
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| 29 | // RUN: -O 'settings set target.preload-symbols true' \ |
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| 30 | // RUN: %t.nonames -b |
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| 31 | |
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| 32 | // Make sure there is a file with "dwarf-index-full" in its filename |
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| 33 | // RUN: ls %t.lldb-index-cache | FileCheck %s -check-prefix=FULL |
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| 34 | // FULL: {{dwp-index-cache.cpp.tmp.nonames.*-dwarf-index-full-}} |
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| 35 | |
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| 36 | // Test that if we have one .o file with .debug_names and one without, that we |
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| 37 | // save a partial DWARF index. |
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| 38 | // RUN: %clang -target x86_64-pc-linux -gsplit-dwarf -gdwarf-5 -DMAIN=1 -c %s -o %t.main.o -gpubnames |
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| 39 | // RUN: %clang -target x86_64-pc-linux -gsplit-dwarf -gdwarf-5 -DMAIN=0 -c %s -o %t.foo.o |
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| 40 | // RUN: ld.lld %t.main.o %t.foo.o -o %t.somenames |
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| 41 | // RUN: llvm-dwp %t.main.dwo %t.foo.dwo -o %t.somenames.dwp |
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| 42 | // RUN: rm %t.main.dwo %t.foo.dwo |
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| 43 | // Run one time with the index cache enabled to populate the index cache. When |
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| 44 | // we populate the index cache we have to parse all of the DWARF debug info |
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| 45 | // and it is always available. |
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| 46 | // RUN: rm -rf %t.lldb-index-cache |
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| 47 | // RUN: %lldb \ |
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| 48 | // RUN: -O 'settings set symbols.enable-lldb-index-cache true' \ |
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| 49 | // RUN: -O 'settings set symbols.lldb-index-cache-path %t.lldb-index-cache' \ |
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| 50 | // RUN: -O 'settings set target.preload-symbols true' \ |
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| 51 | // RUN: %t.somenames -b |
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| 52 | |
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| 53 | // Make sure there is a file with "dwarf-index-full" in its filename |
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| 54 | // RUN: ls %t.lldb-index-cache | FileCheck %s -check-prefix=PARTIAL |
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| 55 | // PARTIAL: {{dwp-index-cache.cpp.tmp.somenames.*-dwarf-index-partial-}} |
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| 56 | |
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| 57 | #if MAIN |
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| 58 | extern int foo(); |
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| 59 | int main() { return foo(); } |
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| 60 | #else |
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| 61 | int foo() { return 0; } |
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| 62 | #endif |
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| 63 | |
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