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authorEric Christopher <echristo@gmail.com>2012-11-30 23:59:06 +0000
committerEric Christopher <echristo@gmail.com>2012-11-30 23:59:06 +0000
commit98e237fc69236f89ec35d6b69b264241af1e8107 (patch)
treebb6a9903abc7065e94e96740f9f6bd806d434fbd /test/DebugInfo
parent3e77747eba2173521d027033952b9a25785c7409 (diff)
Add some first skeleton work for the DWARF5 Fission proposal. Emit
part of the compile unit CU and start separating out information into the various sections that will be pulled out later. WIP. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@169061 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/DebugInfo')
-rw-r--r--test/DebugInfo/X86/fission-cu.ll26
1 files changed, 26 insertions, 0 deletions
diff --git a/test/DebugInfo/X86/fission-cu.ll b/test/DebugInfo/X86/fission-cu.ll
new file mode 100644
index 0000000000..2c2c01ab88
--- /dev/null
+++ b/test/DebugInfo/X86/fission-cu.ll
@@ -0,0 +1,26 @@
+; RUN: llc -dwarf-fission=Enable -O0 %s -mtriple=x86_64-unknown-linux-gnu -filetype=obj -o %t
+; RUN: llvm-dwarfdump %t | FileCheck %s
+
+@a = common global i32 0, align 4
+
+!llvm.dbg.cu = !{!0}
+
+!0 = metadata !{i32 786449, i32 0, i32 12, metadata !"baz.c", metadata !"/usr/local/google/home/echristo/tmp", metadata !"clang version 3.3 (trunk 169021) (llvm/trunk 169020)", i1 true, i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/baz.c] [DW_LANG_C99]
+!1 = metadata !{metadata !2}
+!2 = metadata !{i32 0}
+!3 = metadata !{metadata !4}
+!4 = metadata !{metadata !5}
+!5 = metadata !{i32 786484, i32 0, null, metadata !"a", metadata !"a", metadata !"", metadata !6, i32 1, metadata !7, i32 0, i32 1, i32* @a} ; [ DW_TAG_variable ] [a] [line 1] [def]
+!6 = metadata !{i32 786473, metadata !"baz.c", metadata !"/usr/local/google/home/echristo/tmp", null} ; [ DW_TAG_file_type ]
+!7 = metadata !{i32 786468, null, metadata !"int", null, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ] [int] [line 0, size 32, align 32, offset 0, enc DW_ATE_signed]
+
+; Check that the skeleton compile unit contains the proper attributes:
+; This DIE has the following attributes: DW_AT_comp_dir, DW_AT_stmt_list,
+; DW_AT_low_pc, DW_AT_high_pc, DW_AT_ranges, DW_AT_dwo_name, DW_AT_dwo_id,
+; DW_AT_ranges_base, DW_AT_addr_base.
+
+; CHECK: DW_TAG_compile_unit [1]
+; CHECK: DW_AT_GNU_dwo_name [DW_FORM_strp] ( .debug_str[0x00000035] = "baz.c")
+; CHECK: DW_AT_low_pc [DW_FORM_addr] (0x0000000000000000)
+; CHECK: DW_AT_stmt_list [DW_FORM_data4] (0x00000000)
+; CHECK: DW_AT_comp_dir [DW_FORM_strp] ( .debug_str[0x0000003b] = "/usr/local/google/home/echristo/tmp")