llvm-6502/test/DebugInfo/dwarfdump-accel.test
Frederic Riss e26d79386b Reapply "[dwarfdump] Add support for dumping accelerator tables."
This reverts commit r221842 which was a revert of r221836 and of the
test parts of r221837.

This new version fixes an UB bug pointed out by David (along with
addressing some other review comments), makes some dumping more
resilient to broken input data and forces the accelerator tables
to be dumped in the tests where we use them (this decision is
platform specific otherwise).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222003 91177308-0d34-0410-b5e6-96231b3b80d8
2014-11-14 16:15:53 +00:00

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RUN: llvm-dwarfdump %p/Inputs/dwarfdump-objc.x86_64.o | FileCheck %s
Gather some DIE indexes to verify the accelerator table contents.
CHECK: .debug_info contents
CHECK: [[TESTINTERFACE:0x[0-9a-f]*]]:{{.*}}DW_TAG_structure_type
CHECK-NOT: DW_TAG
CHECK: DW_AT_name{{.*}}"TestInterface"
CHECK: [[READONLY:0x[0-9a-f]*]]:{{.*}}DW_TAG_subprogram
CHECK-NOT: DW_TAG
CHECK: DW_AT_name{{.*}}"-[TestInterface ReadOnly]"
CHECK: [[ASSIGN:0x[0-9a-f]*]]:{{.*}}DW_TAG_subprogram
CHECK-NOT: DW_TAG
CHECK: DW_AT_name{{.*}}"-[TestInterface Assign]"
CHECK: [[SETASSIGN:0x[0-9a-f]*]]:{{.*}}DW_TAG_subprogram
CHECK-NOT: DW_TAG
CHECK: DW_AT_name{{.*}}"-[TestInterface setAssign:]"
Check that the section header is printed correclty.
CHECK: .apple_names contents:
CHECK: Magic = 0x48415348
CHECK: Version = 0x0001
CHECK: Hash function = 0x00000000
CHECK: Bucket count = 11
CHECK: Hashes count = 22
CHECK: HeaderData length = 12
CHECK: DIE offset base = 0
CHECK: Number of atoms = 1
CHECK: Atom[0] Type: DW_ATOM_die_offset Form: DW_FORM_data4
Check that empty buckets are handled correctly.
CHECK: Bucket[2]
CHECK: EMPTY
CHECK: Bucket[3]
Check that the accelerators point to the right DIEs.
CHECK: Name:{{.*}}"-[TestInterface ReadOnly]"
CHECK-NOT: Name
CHECK: {Atom[0]: [[READONLY]]}
CHECK: Name:{{.*}}"-[TestInterface setAssign:]"
CHECK-NOT: Name
CHECK: {Atom[0]: [[SETASSIGN]]}
CHECK: Name:{{.*}}"-[TestInterface Assign]"
CHECK-NOT: Name
CHECK: {Atom[0]: [[ASSIGN]]}
Check that types are referenced correctly.
CHECK: .apple_types contents:
CHECK: Name{{.*}}"TestInterface"
CHECK-NOT: Name
CHECK: {Atom[0]: [[TESTINTERFACE]]}
Check that an empty ecceleratorsection is handled correctly.
CHECK: .apple_namespaces contents:
CHECK-NOT: Magic
Check ObjC specific accelerators.
CHECK: .apple_objc contents:
CHECK: Name{{.*}}"TestInterface"
CHECK-NOT Name
CHECK: {Atom[0]: [[READONLY]]}
CHECK: {Atom[0]: [[ASSIGN]]}
CHECK: {Atom[0]: [[SETASSIGN]]}