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author | Stephen Hines <srhines@google.com> | 2015-03-23 12:10:34 -0700 |
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committer | Stephen Hines <srhines@google.com> | 2015-03-23 12:10:34 -0700 |
commit | ebe69fe11e48d322045d5949c83283927a0d790b (patch) | |
tree | c92f1907a6b8006628a4b01615f38264d29834ea /test/DebugInfo/duplicate_inline.ll | |
parent | b7d2e72b02a4cb8034f32f8247a2558d2434e121 (diff) | |
download | external_llvm-ebe69fe11e48d322045d5949c83283927a0d790b.zip external_llvm-ebe69fe11e48d322045d5949c83283927a0d790b.tar.gz external_llvm-ebe69fe11e48d322045d5949c83283927a0d790b.tar.bz2 |
Update aosp/master LLVM for rebase to r230699.
Change-Id: I2b5be30509658cb8266be782de0ab24f9099f9b9
Diffstat (limited to 'test/DebugInfo/duplicate_inline.ll')
-rw-r--r-- | test/DebugInfo/duplicate_inline.ll | 117 |
1 files changed, 0 insertions, 117 deletions
diff --git a/test/DebugInfo/duplicate_inline.ll b/test/DebugInfo/duplicate_inline.ll deleted file mode 100644 index 008b52f..0000000 --- a/test/DebugInfo/duplicate_inline.ll +++ /dev/null @@ -1,117 +0,0 @@ -; REQUIRES: object-emission - -; RUN: %llc_dwarf < %s -filetype=obj | llvm-dwarfdump -debug-dump=info - | FileCheck %s - -; Built with clang from the following source: -; void f1(int); -; __attribute__((always_inline)) inline void f2(int i) { f1(i); } -; -; #define MULTICALL \ -; f2(x); \ -; f2(y); -; -; void f3(int x, int y) { MULTICALL; } - -; FIXME: This produces only one inlined_subroutine, with two formal_parameters -; (both named "this"), one for each of the actual inlined subroutines. ; -; Inlined scopes are differentiated by the combination of 'inlined at' (call) -; location and the location within the function. If two calls to the same -; function occur at the same location the scopes end up conflated and there -; appears to be only one inlined function. -; To fix this, we'd need to add some kind of unique metadata per call site, possibly something like: -; -; !42 = metadata !{i32 1, i32 0, metadata !43, metadata !44} -; !44 = metadata !{i32 2, i32 0, metadata !45, null} -; -; -> -; -; !42 = metadata !{i32 1, i32 0, metadata !43, metadata !44} -; !44 = metadata !{metadata !45, metadata !44} -; !45 = metadata !{i32 2, i32 0, metadata !45, null} -; -; since cycles in metadata are not uniqued, the !44 node would not be shared -; between calls to the same function from the same location, ensuring separate -; inlined subroutines would be generated. -; -; Once this is done, the (insufficient) hack in clang that adds column -; information to call sites to differentiate inlined callers can be removed as it -; will no longer be necessary. -; -; While it might be nice to omit the duplicate parameter in this case (while -; we wait/work on the real fix), it's actually better to leave it in because it -; allows us to hold the invariant that every DbgVariable has a DIE, every time. -; This has proved valuable in finding other bugs, so I want to avoid removing the -; invariant/assertion. Besides, we don't know which one's the right one anyway... - -; CHECK: DW_TAG_subprogram -; CHECK: DW_TAG_inlined_subroutine -; CHECK: DW_TAG_formal_parameter -; CHECK-NOT: DW_TAG -; CHECK: DW_TAG_formal_parameter -; CHECK-NOT: DW_TAG -; CHECK: NULL -; CHECK-NOT: DW_TAG -; CHECK: NULL - -; Function Attrs: uwtable -define void @_Z2f3ii(i32 %x, i32 %y) #0 { -entry: - %i.addr.i1 = alloca i32, align 4 - %i.addr.i = alloca i32, align 4 - %x.addr = alloca i32, align 4 - %y.addr = alloca i32, align 4 - store i32 %x, i32* %x.addr, align 4 - call void @llvm.dbg.declare(metadata !{i32* %x.addr}, metadata !15, metadata !16), !dbg !17 - store i32 %y, i32* %y.addr, align 4 - call void @llvm.dbg.declare(metadata !{i32* %y.addr}, metadata !18, metadata !16), !dbg !19 - %0 = load i32* %x.addr, align 4, !dbg !20 - store i32 %0, i32* %i.addr.i, align 4, !dbg !20 - call void @llvm.dbg.declare(metadata !{i32* %i.addr.i}, metadata !21, metadata !16), !dbg !22 - %1 = load i32* %i.addr.i, align 4, !dbg !23 - call void @_Z2f1i(i32 %1), !dbg !23 - %2 = load i32* %y.addr, align 4, !dbg !20 - store i32 %2, i32* %i.addr.i1, align 4, !dbg !20 - call void @llvm.dbg.declare(metadata !{i32* %i.addr.i1}, metadata !21, metadata !16), !dbg !22 - %3 = load i32* %i.addr.i1, align 4, !dbg !23 - call void @_Z2f1i(i32 %3), !dbg !23 - ret void, !dbg !24 -} - -; Function Attrs: nounwind readnone -declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 - -declare void @_Z2f1i(i32) #2 - -attributes #0 = { uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } -attributes #1 = { nounwind readnone } -attributes #2 = { "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } - -!llvm.dbg.cu = !{!0} -!llvm.module.flags = !{!12, !13} -!llvm.ident = !{!14} - -!0 = metadata !{metadata !"0x11\004\00clang version 3.6.0 \000\00\000\00\001", metadata !1, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2} ; [ DW_TAG_compile_unit ] [/tmp/dbginfo/duplicate_inline.cpp] [DW_LANG_C_plus_plus] -!1 = metadata !{metadata !"duplicate_inline.cpp", metadata !"/tmp/dbginfo"} -!2 = metadata !{} -!3 = metadata !{metadata !4, metadata !9} -!4 = metadata !{metadata !"0x2e\00f3\00f3\00_Z2f3ii\008\000\001\000\000\00256\000\008", metadata !1, metadata !5, metadata !6, null, void (i32, i32)* @_Z2f3ii, null, null, metadata !2} ; [ DW_TAG_subprogram ] [line 8] [def] [f3] -!5 = metadata !{metadata !"0x29", metadata !1} ; [ DW_TAG_file_type ] [/tmp/dbginfo/duplicate_inline.cpp] -!6 = metadata !{metadata !"0x15\00\000\000\000\000\000\000", null, null, null, metadata !7, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] -!7 = metadata !{null, metadata !8, metadata !8} -!8 = metadata !{metadata !"0x24\00int\000\0032\0032\000\000\005", null, null} ; [ DW_TAG_base_type ] [int] [line 0, size 32, align 32, offset 0, enc DW_ATE_signed] -!9 = metadata !{metadata !"0x2e\00f2\00f2\00_Z2f2i\002\000\001\000\000\00256\000\002", metadata !1, metadata !5, metadata !10, null, null, null, null, metadata !2} ; [ DW_TAG_subprogram ] [line 2] [def] [f2] -!10 = metadata !{metadata !"0x15\00\000\000\000\000\000\000", null, null, null, metadata !11, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] -!11 = metadata !{null, metadata !8} -!12 = metadata !{i32 2, metadata !"Dwarf Version", i32 4} -!13 = metadata !{i32 2, metadata !"Debug Info Version", i32 2} -!14 = metadata !{metadata !"clang version 3.6.0 "} -!15 = metadata !{metadata !"0x101\00x\0016777224\000", metadata !4, metadata !5, metadata !8} ; [ DW_TAG_arg_variable ] [x] [line 8] -!16 = metadata !{metadata !"0x102"} ; [ DW_TAG_expression ] -!17 = metadata !{i32 8, i32 13, metadata !4, null} -!18 = metadata !{metadata !"0x101\00y\0033554440\000", metadata !4, metadata !5, metadata !8} ; [ DW_TAG_arg_variable ] [y] [line 8] -!19 = metadata !{i32 8, i32 20, metadata !4, null} -!20 = metadata !{i32 8, i32 25, metadata !4, null} -!21 = metadata !{metadata !"0x101\00i\0016777218\000", metadata !9, metadata !5, metadata !8} ; [ DW_TAG_arg_variable ] [i] [line 2] -!22 = metadata !{i32 2, i32 51, metadata !9, metadata !20} -!23 = metadata !{i32 2, i32 56, metadata !9, metadata !20} -!24 = metadata !{i32 8, i32 36, metadata !4, null} |