llvm-6502/test/tools/dsymutil/basic-linking.test
Frederic Riss 2e2ed16a3b [dsymutil] Add DIE selection algorithm.
With this commit, llvm-dsymutil learns how to choose which DIEs
it will link in the final output and which ones it won't. This
is based on the 'valid relocation' information that has been
built in the previous commits.

The test only tests that we choose the right 'root DIEs'. The
selection algorithm (and especially the part that walk the
dependencies of a root DIE) lacks a bit test coverage. This
will be much easier to cover when we output actual Dwarf and
thus can use llvm-dwarfdump to verify the structure of the
emitted DIE trees. I'll add more tests then.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229183 91177308-0d34-0410-b5e6-96231b3b80d8
2015-02-13 23:18:34 +00:00

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6.5 KiB
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RUN: llvm-dsymutil -v -oso-prepend-path=%p %p/Inputs/basic.macho.x86_64 | FileCheck %s
RUN: llvm-dsymutil -v -oso-prepend-path=%p %p/Inputs/basic-lto.macho.x86_64 | FileCheck %s --check-prefix=CHECK-LTO
RUN: llvm-dsymutil -v -oso-prepend-path=%p %p/Inputs/basic-archive.macho.x86_64 | FileCheck %s --check-prefix=CHECK-ARCHIVE
This test check the basic Dwarf linking process through the debug dumps.
================================= Simple link ================================
CHECK: DEBUG MAP OBJECT: {{.*}}basic1.macho.x86_64.o
CHECK: Input compilation unit:
CHECK-NEXT: TAG_compile_unit
CHECK-NOT: TAG
CHECK: AT_name {{.*}}basic1.c
CHECK-NOT: Found valid debug map entry
CHECK: Found valid debug map entry: _main 0000000000000000 => 0000000100000ea0
CHECK-NEXT: DW_TAG_subprogram
CHECK-NEXT: DW_AT_name{{.*}}"main"
CHECK: DEBUG MAP OBJECT: {{.*}}basic2.macho.x86_64.o
CHECK: Input compilation unit:
CHECK-NEXT: TAG_compile_unit
CHECK-NOT: TAG
CHECK: AT_name {{.*}}basic2.c
CHECK-NOT: Found valid debug map entry
CHECK: Found valid debug map entry: _private_int 0000000000000560 => 0000000100001008
CHECK-NEXT: DW_TAG_variable
CHECK-NEXT: DW_AT_name {{.*}}"private_int"
CHECK-NOT: Found valid debug map entry
CHECK: Found valid debug map entry: _baz 0000000000000310 => 0000000100001000
CHECK-NEXT: DW_TAG_variable
CHECK-NEXT: DW_AT_name {{.*}}"baz"
CHECK-NOT: Found valid debug map entry
CHECK: Found valid debug map entry: _foo 0000000000000020 => 0000000100000ed0
CHECK-NEXT: DW_TAG_subprogram
CHECK-NEXT: DW_AT_name {{.*}}"foo"
CHECK-NOT: Found valid debug map entry
CHECK: Found valid debug map entry: _inc 0000000000000070 => 0000000100000f20
CHECK-NEXT: DW_TAG_subprogram
CHECK-NEXT: DW_AT_name {{.*}}"inc"
CHECK: DEBUG MAP OBJECT: {{.*}}basic3.macho.x86_64.o
CHECK: Input compilation unit:
CHECK-NEXT: TAG_compile_unit
CHECK-NOT: TAG
CHECK: AT_name {{.*}}basic3.c
CHECK-NOT: Found valid debug map entry
CHECK: Found valid debug map entry: _val 0000000000000004 => 0000000100001004
CHECK-NEXT: DW_TAG_variable
CHECK-NEXT: DW_AT_name {{.*}}"val"
CHECK-NOT: Found valid debug map entry
CHECK: Found valid debug map entry: _bar 0000000000000020 => 0000000100000f40
CHECK-NEXT: DW_TAG_subprogram
CHECK-NEXT: DW_AT_name {{.*}}"bar"
CHECK-NOT: Found valid debug map entry
CHECK: Found valid debug map entry: _inc 0000000000000070 => 0000000100000f90
CHECK-NEXT: DW_TAG_subprogram
CHECK-NEXT: DW_AT_name {{.*}}"inc")
================================= LTO link ================================
CHECK-LTO: DEBUG MAP OBJECT: {{.*}}basic-lto.macho.x86_64.o
CHECK-LTO: Input compilation unit:
CHECK-LTO-NEXT: TAG_compile_unit
CHECK-LTO-NOT: TAG
CHECK-LTO: AT_name {{.*}}basic1.c
CHECK-LTO: Input compilation unit:
CHECK-LTO-NEXT: TAG_compile_unit
CHECK-LTO-NOT: TAG
CHECK-LTO: AT_name {{.*}}basic2.c
CHECK-LTO: Input compilation unit:
CHECK-LTO-NEXT: TAG_compile_unit
CHECK-LTO-NOT: TAG
CHECK-LTO: AT_name {{.*}}basic3.c
CHECK-LTO-NOT: Found valid debug map entry
CHECK-LTO: Found valid debug map entry: _main 0000000000000000 => 0000000100000f40
CHECK-LTO-NEXT: DW_TAG_subprogram
CHECK-LTO-NEXT: DW_AT_name {{.*}}"main"
CHECK-LTO-NOT: Found valid debug map entry
CHECK-LTO: Found valid debug map entry: _private_int 00000000000008e8 => 0000000100001008
CHECK-LTO-NEXT: DW_TAG_variable
CHECK-LTO-NEXT: DW_AT_name {{.*}}"private_int"
CHECK-LTO-NOT: Found valid debug map entry
CHECK-LTO: Found valid debug map entry: _baz 0000000000000658 => 0000000100001000
CHECK-LTO-NEXT: DW_TAG_variable
CHECK-LTO-NEXT: DW_AT_name {{.*}} "baz"
CHECK-LTO-NOT: Found valid debug map entry
CHECK-LTO: Found valid debug map entry: _foo 0000000000000010 => 0000000100000f50
CHECK-LTO-NEXT: DW_TAG_subprogram
CHECK-LTO-NEXT: DW_AT_name {{.*}}"foo"
CHECK-LTO-NOT: Found valid debug map entry
CHECK-LTO: Found valid debug map entry: _val 00000000000008ec => 0000000100001004
CHECK-LTO-NEXT: DW_TAG_variable
CHECK-LTO-NEXT: DW_AT_name {{.*}}"val"
CHECK-LTO-NOT: Found valid debug map entry
CHECK-LTO: Found valid debug map entry: _bar 0000000000000050 => 0000000100000f90
CHECK-LTO-NEXT: DW_TAG_subprogram
CHECK-LTO-NEXT: DW_AT_name {{.*}}"bar"
================================= Archive link ================================
CHECK-ARCHIVE: DEBUG MAP OBJECT: {{.*}}basic1.macho.x86_64.o
CHECK-ARCHIVE: Input compilation unit:
CHECK-ARCHIVE-NEXT: TAG_compile_unit
CHECK-ARCHIVE-NOT: TAG
CHECK-ARCHIVE: AT_name {{.*}}basic1.c
CHECK-ARCHIVE-NOT: Found valid debug map entry
CHECK-ARCHIVE: Found valid debug map entry: _main 0000000000000000 => 0000000100000ea0
CHECK-ARCHIVE-NEXT: DW_TAG_subprogram
CHECK-ARCHIVE-NEXT: DW_AT_name{{.*}}"main"
CHECK-ARCHIVE: DEBUG MAP OBJECT: {{.*}}libbasic.a(basic2.macho.x86_64.o)
CHECK-ARCHIVE: Input compilation unit:
CHECK-ARCHIVE-NEXT: TAG_compile_unit
CHECK-ARCHIVE-NOT: TAG
CHECK-ARCHIVE: AT_name {{.*}}basic2.c
CHECK-ARCHIVE-NOT: Found valid debug map entry
CHECK-ARCHIVE: Found valid debug map entry: _private_int 0000000000000560 => 0000000100001004
CHECK-ARCHIVE-NEXT: DW_TAG_variable
CHECK-ARCHIVE-NEXT: DW_AT_name {{.*}}"private_int"
CHECK-ARCHIVE-NOT: Found valid debug map entry
CHECK-ARCHIVE: Found valid debug map entry: _baz 0000000000000310 => 0000000100001000
CHECK-ARCHIVE-NEXT: DW_TAG_variable
CHECK-ARCHIVE-NEXT: DW_AT_name {{.*}}"baz"
CHECK-ARCHIVE-NOT: Found valid debug map entry
CHECK-ARCHIVE: Found valid debug map entry: _foo 0000000000000020 => 0000000100000ed0
CHECK-ARCHIVE-NEXT: DW_TAG_subprogram
CHECK-ARCHIVE-NEXT: DW_AT_name {{.*}}"foo"
CHECK-ARCHIVE-NOT: Found valid debug map entry
CHECK-ARCHIVE: Found valid debug map entry: _inc 0000000000000070 => 0000000100000f20
CHECK-ARCHIVE-NEXT: DW_TAG_subprogram
CHECK-ARCHIVE-NEXT: DW_AT_name {{.*}}"inc"
CHECK-ARCHIVE: DEBUG MAP OBJECT: {{.*}}libbasic.a(basic3.macho.x86_64.o)
CHECK-ARCHIVE: Input compilation unit:
CHECK-ARCHIVE-NEXT: TAG_compile_unit
CHECK-ARCHIVE-NOT: TAG
CHECK-ARCHIVE: AT_name {{.*}}basic3.c
CHECK-ARCHIVE-NOT: Found valid debug map entry
CHECK-ARCHIVE: Found valid debug map entry: _val 0000000000000004 => 0000000100001008
CHECK-ARCHIVE-NEXT: DW_TAG_variable
CHECK-ARCHIVE-NEXT: DW_AT_name {{.*}}"val"
CHECK-ARCHIVE-NOT: Found valid debug map entry
CHECK-ARCHIVE: Found valid debug map entry: _bar 0000000000000020 => 0000000100000f40
CHECK-ARCHIVE-NEXT: DW_TAG_subprogram
CHECK-ARCHIVE-NEXT: DW_AT_name {{.*}}"bar"
CHECK-ARCHIVE-NOT: Found valid debug map entry
CHECK-ARCHIVE: Found valid debug map entry: _inc 0000000000000070 => 0000000100000f90
CHECK-ARCHIVE-NEXT: DW_TAG_subprogram
CHECK-ARCHIVE-NEXT: DW_AT_name {{.*}}"inc")