[codeview] Wire up the .cv_inline_linetable directive

This directive emits the binary annotations that describe line and code
deltas in inlined call sites. Single-stepping through inlined frames in
windbg now works.

llvm-svn: 259535

1 files changed, 89 insertions, 34 deletions

diff --git a/llvm/test/DebugInfo/COFF/inlining.ll b/llvm/test/DebugInfo/COFF/inlining.ll
index 08e26c789a2..fafc224022e 100644
--- a/llvm/test/DebugInfo/COFF/inlining.ll
+++ b/llvm/test/DebugInfo/COFF/inlining.ll
@@ -39,40 +39,95 @@
 ; ASM: addl    $7, "?x@@3HC"
 ; ASM: .cv_loc 0 1 17 1                # t.cpp:17:1
 
-; OBJ: ProcStart {
-; OBJ:   PtrParent: 0x0
-; OBJ:   PtrEnd: 0x0
-; OBJ:   PtrNext: 0x0
-; OBJ:   CodeSize: 0x3D
-; OBJ:   DbgStart: 0x0
-; OBJ:   DbgEnd: 0x0
-; OBJ:   FunctionType: 0x0
-; OBJ:   CodeOffset: ?baz@@YAXXZ+0x0
-; OBJ:   Segment: 0x0
-; OBJ:   Flags [ (0x0)
-; OBJ:   ]
-; OBJ:   DisplayName: baz
-; OBJ:   LinkageName: ?baz@@YAXXZ
-; OBJ: }
-; OBJ: InlineSite {
-; OBJ:   PtrParent: 0x0
-; OBJ:   PtrEnd: 0x0
-; OBJ:   Inlinee: bar (0x1003)
-; OBJ:   BinaryAnnotations [
-; OBJ:   ]
-; OBJ: }
-; OBJ: InlineSite {
-; OBJ:   PtrParent: 0x0
-; OBJ:   PtrEnd: 0x0
-; OBJ:   Inlinee: foo (0x1004)
-; OBJ:   BinaryAnnotations [
-; OBJ:   ]
-; OBJ: }
-; OBJ: InlineSiteEnd {
-; OBJ: }
-; OBJ: InlineSiteEnd {
-; OBJ: }
-; OBJ: ProcEnd
+; ASM: .section .debug$S,"dr"
+; ASM: .long   246                     # Inlinee lines subsection
+; ASM: .long   [[inline_end:.*]]-[[inline_beg:.*]]
+; ASM: [[inline_beg]]:
+; ASM: .long   0
+; ASM: .long   4099                    # Inlined function bar starts at t.cpp:8
+; ASM: .long   0
+; ASM: .long   8
+; ASM: .long   4100                    # Inlined function foo starts at t.cpp:2
+; ASM: .long   0
+; ASM: .long   2
+; ASM: [[inline_end]]:
+
+; ASM: .long   241                     # Symbol subsection for baz
+; ASM: .long   Ltmp3-Ltmp2
+; ASM: .short 4429
+; ASM: .asciz
+; ASM: .cv_inline_linetable 1 1 8 Lfunc_begin0 contains 2
+; ASM: .short 4429
+; ASM: .asciz
+; ASM: .cv_inline_linetable 2 1 2 Lfunc_begin0
+; ASM: .short  4430
+; ASM: .short  4430
+
+; OBJ: Subsection [
+; OBJ:   SubSectionType: InlineeLines (0xF6)
+; OBJ:   SubSectionSize: 0x1C
+; OBJ:   InlineeSourceLine {
+; OBJ:     Inlinee: bar (0x1003)
+; OBJ:     FileID: D:\src\llvm\build\t.cpp (0x0)
+; OBJ:     SourceLineNum: 8
+; OBJ:   }
+; OBJ:   InlineeSourceLine {
+; OBJ:     Inlinee: foo (0x1004)
+; OBJ:     FileID: D:\src\llvm\build\t.cpp (0x0)
+; OBJ:     SourceLineNum: 2
+; OBJ:   }
+; OBJ: ]
+; OBJ: Subsection [
+; OBJ:   SubSectionType: Symbols (0xF1)
+; OBJ:   ProcStart {
+; OBJ:     PtrParent: 0x0
+; OBJ:     PtrEnd: 0x0
+; OBJ:     PtrNext: 0x0
+; OBJ:     CodeSize: 0x3D
+; OBJ:     DbgStart: 0x0
+; OBJ:     DbgEnd: 0x0
+; OBJ:     FunctionType: 0x0
+; OBJ:     CodeOffset: ?baz@@YAXXZ+0x0
+; OBJ:     Segment: 0x0
+; OBJ:     Flags [ (0x0)
+; OBJ:     ]
+; OBJ:     DisplayName: baz
+; OBJ:     LinkageName: ?baz@@YAXXZ
+; OBJ:   }
+; OBJ:   InlineSite {
+; OBJ:     PtrParent: 0x0
+; OBJ:     PtrEnd: 0x0
+; OBJ:     Inlinee: bar (0x1003)
+; OBJ:     BinaryAnnotations [
+; OBJ-NEXT:  ChangeCodeOffsetAndLineOffset: {CodeOffset: 0x8, LineOffset: 1}
+; OBJ-NEXT:  ChangeLineOffset: -6
+; OBJ-NEXT:  ChangeCodeOffset: 0x7
+; OBJ-NEXT:  ChangeCodeOffsetAndLineOffset: {CodeOffset: 0xA, LineOffset: 1}
+; OBJ-NEXT:  ChangeCodeOffsetAndLineOffset: {CodeOffset: 0x6, LineOffset: 1}
+; OBJ-NEXT:  ChangeCodeOffsetAndLineOffset: {CodeOffset: 0x7, LineOffset: 1}
+; OBJ-NEXT:  ChangeLineOffset: 5
+; OBJ-NEXT:  ChangeCodeOffset: 0x7
+; OBJ-NEXT:  ChangeCodeLength: 0x7
+; OBJ:     ]
+; OBJ:   }
+; OBJ:   InlineSite {
+; OBJ:     PtrParent: 0x0
+; OBJ:     PtrEnd: 0x0
+; OBJ:     Inlinee: foo (0x1004)
+; OBJ:     BinaryAnnotations [
+; OBJ-NEXT:  ChangeCodeOffsetAndLineOffset: {CodeOffset: 0xF, LineOffset: 1}
+; OBJ-NEXT:  ChangeCodeOffsetAndLineOffset: {CodeOffset: 0xA, LineOffset: 1}
+; OBJ-NEXT:  ChangeCodeOffsetAndLineOffset: {CodeOffset: 0x6, LineOffset: 1}
+; OBJ-NEXT:  ChangeCodeOffsetAndLineOffset: {CodeOffset: 0x7, LineOffset: 1}
+; OBJ-NEXT:  ChangeCodeLength: 0x7
+; OBJ:     ]
+; OBJ:   }
+; OBJ:   InlineSiteEnd {
+; OBJ:   }
+; OBJ:   InlineSiteEnd {
+; OBJ:   }
+; OBJ:   ProcEnd
+; OBJ: ]
 
 ; ModuleID = 't.cpp'
 target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"