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author | David Blaikie <dblaikie@gmail.com> | 2013-10-21 22:36:50 +0000 |
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committer | David Blaikie <dblaikie@gmail.com> | 2013-10-21 22:36:50 +0000 |
commit | f1545a219744c1ae66137e64d1c456cd8e924eb7 (patch) | |
tree | b187a8ab686cef6d3882343adc4f1768b5f9907c /unittests | |
parent | 65d60c8468a40df0ef4f5c152e7e8ce572785400 (diff) | |
download | llvm-f1545a219744c1ae66137e64d1c456cd8e924eb7.tar.gz llvm-f1545a219744c1ae66137e64d1c456cd8e924eb7.tar.bz2 llvm-f1545a219744c1ae66137e64d1c456cd8e924eb7.tar.xz |
DWARF type hashing: begin implementing Step 5, summary hashing in declarable contexts
There are several other tag types that need similar handling but to
ensure test coverage they'll be coming incrementally.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@193126 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'unittests')
-rw-r--r-- | unittests/CodeGen/DIEHashTest.cpp | 41 |
1 files changed, 35 insertions, 6 deletions
diff --git a/unittests/CodeGen/DIEHashTest.cpp b/unittests/CodeGen/DIEHashTest.cpp index 6c9cd89510..7d8b024e40 100644 --- a/unittests/CodeGen/DIEHashTest.cpp +++ b/unittests/CodeGen/DIEHashTest.cpp @@ -26,9 +26,8 @@ TEST(DIEHashTest, Data1) { ASSERT_EQ(0x1AFE116E83701108ULL, MD5Res); } +// struct {}; TEST(DIEHashTest, TrivialType) { - // A complete, but simple, type containing no members and defined on the first - // line of a file. DIE Unnamed(dwarf::DW_TAG_structure_type); DIEInteger One(1); Unnamed.addValue(dwarf::DW_AT_byte_size, dwarf::DW_FORM_data1, &One); @@ -42,9 +41,8 @@ TEST(DIEHashTest, TrivialType) { ASSERT_EQ(0x715305ce6cfd9ad1ULL, MD5Res); } +// struct foo { }; TEST(DIEHashTest, NamedType) { - // A complete named type containing no members and defined on the first line - // of a file. DIE Foo(dwarf::DW_TAG_structure_type); DIEInteger One(1); DIEString FooStr(&One, "foo"); @@ -57,9 +55,8 @@ TEST(DIEHashTest, NamedType) { ASSERT_EQ(0xd566dbd2ca5265ffULL, MD5Res); } +// namespace space { struct foo { }; } TEST(DIEHashTest, NamespacedType) { - // A complete named type containing no members and defined on the first line - // of a file. DIE CU(dwarf::DW_TAG_compile_unit); DIE *Space = new DIE(dwarf::DW_TAG_namespace); @@ -84,6 +81,7 @@ TEST(DIEHashTest, NamespacedType) { ASSERT_EQ(0x7b80381fd17f1e33ULL, MD5Res); } +// struct { int member; }; TEST(DIEHashTest, TypeWithMember) { DIE Unnamed(dwarf::DW_TAG_structure_type); DIEInteger Four(4); @@ -112,6 +110,7 @@ TEST(DIEHashTest, TypeWithMember) { ASSERT_EQ(0x5646aa436b7e07c6ULL, MD5Res); } +// struct foo { int mem1, mem2; }; TEST(DIEHashTest, ReusedType) { DIE Unnamed(dwarf::DW_TAG_structure_type); DIEInteger Eight(8); @@ -149,6 +148,7 @@ TEST(DIEHashTest, ReusedType) { ASSERT_EQ(0x3a7dc3ed7b76b2f8ULL, MD5Res); } +// struct foo { static foo f; }; TEST(DIEHashTest, RecursiveType) { DIE Foo(dwarf::DW_TAG_structure_type); DIEInteger One(1); @@ -169,4 +169,33 @@ TEST(DIEHashTest, RecursiveType) { ASSERT_EQ(0x73d8b25aef227b06ULL, MD5Res); } + +// struct foo { foo *mem; }; +TEST(DIEHashTest, Pointer) { + DIE Foo(dwarf::DW_TAG_structure_type); + DIEInteger Eight(8); + Foo.addValue(dwarf::DW_AT_byte_size, dwarf::DW_FORM_data1, &Eight); + DIEString FooStr(&Eight, "foo"); + Foo.addValue(dwarf::DW_AT_name, dwarf::DW_FORM_strp, &FooStr); + + DIE *Mem = new DIE(dwarf::DW_TAG_member); + DIEString MemStr(&Eight, "mem"); + Mem->addValue(dwarf::DW_AT_name, dwarf::DW_FORM_strp, &MemStr); + DIEInteger Zero(0); + Mem->addValue(dwarf::DW_AT_data_member_location, dwarf::DW_FORM_data1, &Zero); + + DIE FooPtr(dwarf::DW_TAG_pointer_type); + FooPtr.addValue(dwarf::DW_AT_byte_size, dwarf::DW_FORM_data1, &Eight); + DIEEntry FooRef(&Foo); + FooPtr.addValue(dwarf::DW_AT_type, dwarf::DW_FORM_ref4, &FooRef); + + DIEEntry FooPtrRef(&FooPtr); + Mem->addValue(dwarf::DW_AT_type, dwarf::DW_FORM_ref4, &FooPtrRef); + + Foo.addChild(Mem); + + uint64_t MD5Res = DIEHash().computeTypeSignature(&Foo); + + ASSERT_EQ(0x74ea73862e8708d2ULL, MD5Res); +} } |