1 files changed, 91 insertions, 0 deletions
diff --git a/test/DebugInfo/X86/pieces-2.ll b/test/DebugInfo/X86/pieces-2.ll
new file mode 100644
index 0000000..760c9f6
--- /dev/null
+++ b/test/DebugInfo/X86/pieces-2.ll
@@ -0,0 +1,91 @@
+; RUN: llc %s -filetype=obj -o - | llvm-dwarfdump - | FileCheck %s
+;
+;    // Compile with -O1
+;    typedef struct {
+;      int a;
+;      long int b;
+;    } Inner;
+;
+;    typedef struct {
+;      Inner inner[2];
+;    } Outer;
+;
+;    int foo(Outer outer) {
+;      Inner i1 = outer.inner[1];
+;      return i1.a;
+;    }
+;
+;
+; CHECK: DW_TAG_variable [4]
+;                                                  rax, piece 0x00000004
+; CHECK-NEXT: DW_AT_location [DW_FORM_block1]{{.*}}50 93 04
+; CHECK-NEXT:  DW_AT_name {{.*}}"i1"
+;
+; ModuleID = '/Volumes/Data/llvm/test/DebugInfo/X86/sroasplit-1.ll'
+target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-apple-macosx10.9.0"
+
+%struct.Outer = type { [2 x %struct.Inner] }
+%struct.Inner = type { i32, i64 }
+
+; Function Attrs: nounwind ssp uwtable
+define i32 @foo(%struct.Outer* byval align 8 %outer) #0 {
+entry:
+  call void @llvm.dbg.declare(metadata !{%struct.Outer* %outer}, metadata !25, metadata !{metadata !"0x102"}), !dbg !26
+  %i1.sroa.0.0..sroa_idx = getelementptr inbounds %struct.Outer* %outer, i64 0, i32 0, i64 1, i32 0, !dbg !27
+  %i1.sroa.0.0.copyload = load i32* %i1.sroa.0.0..sroa_idx, align 8, !dbg !27
+  call void @llvm.dbg.value(metadata !{i32 %i1.sroa.0.0.copyload}, i64 0, metadata !28, metadata !29), !dbg !27
+  %i1.sroa.2.0..sroa_raw_cast = bitcast %struct.Outer* %outer to i8*, !dbg !27
+  %i1.sroa.2.0..sroa_raw_idx = getelementptr inbounds i8* %i1.sroa.2.0..sroa_raw_cast, i64 20, !dbg !27
+  ret i32 %i1.sroa.0.0.copyload, !dbg !32
+}
+
+; Function Attrs: nounwind readnone
+declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
+
+; Function Attrs: nounwind
+declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture readonly, i64, i32, i1) #2
+
+; Function Attrs: nounwind readnone
+declare void @llvm.dbg.value(metadata, i64, metadata, metadata) #1
+
+attributes #0 = { nounwind ssp uwtable }
+attributes #1 = { nounwind readnone }
+attributes #2 = { nounwind }
+
+!llvm.dbg.cu = !{!0}
+!llvm.module.flags = !{!22, !23}
+!llvm.ident = !{!24}
+
+!0 = metadata !{metadata !"0x11\0012\00clang version 3.5.0 \000\00\000\00\001", metadata !1, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2} ; [ DW_TAG_compile_unit ] [/sroasplit-1.c] [DW_LANG_C99]
+!1 = metadata !{metadata !"sroasplit-1.c", metadata !""}
+!2 = metadata !{}
+!3 = metadata !{metadata !4}
+!4 = metadata !{metadata !"0x2e\00foo\00foo\00\0010\000\001\000\006\00256\000\0010", metadata !1, metadata !5, metadata !6, null, i32 (%struct.Outer*)* @foo, null, null, metadata !2} ; [ DW_TAG_subprogram ] [line 10] [def] [foo]
+!5 = metadata !{metadata !"0x29", metadata !1}          ; [ DW_TAG_file_type ] [/sroasplit-1.c]
+!6 = metadata !{metadata !"0x15\00\000\000\000\000\000\000", i32 0, null, null, metadata !7, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
+!7 = metadata !{metadata !8, metadata !9}
+!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 !"0x16\00Outer\008\000\000\000\000", metadata !1, null, metadata !10} ; [ DW_TAG_typedef ] [Outer] [line 8, size 0, align 0, offset 0] [from ]
+!10 = metadata !{metadata !"0x13\00\006\00256\0064\000\000\000", metadata !1, null, null, metadata !11, null, null, null} ; [ DW_TAG_structure_type ] [line 6, size 256, align 64, offset 0] [def] [from ]
+!11 = metadata !{metadata !12}
+!12 = metadata !{metadata !"0xd\00inner\007\00256\0064\000\000", metadata !1, metadata !10, metadata !13} ; [ DW_TAG_member ] [inner] [line 7, size 256, align 64, offset 0] [from ]
+!13 = metadata !{metadata !"0x1\00\000\00256\0064\000\000", null, null, metadata !14, metadata !20, i32 0, null, null, null} ; [ DW_TAG_array_type ] [line 0, size 256, align 64, offset 0] [from Inner]
+!14 = metadata !{metadata !"0x16\00Inner\004\000\000\000\000", metadata !1, null, metadata !15} ; [ DW_TAG_typedef ] [Inner] [line 4, size 0, align 0, offset 0] [from ]
+!15 = metadata !{metadata !"0x13\00\001\00128\0064\000\000\000", metadata !1, null, null, metadata !16, null, null, null} ; [ DW_TAG_structure_type ] [line 1, size 128, align 64, offset 0] [def] [from ]
+!16 = metadata !{metadata !17, metadata !18}
+!17 = metadata !{metadata !"0xd\00a\002\0032\0032\000\000", metadata !1, metadata !15, metadata !8} ; [ DW_TAG_member ] [a] [line 2, size 32, align 32, offset 0] [from int]
+!18 = metadata !{metadata !"0xd\00b\003\0064\0064\0064\000", metadata !1, metadata !15, metadata !19} ; [ DW_TAG_member ] [b] [line 3, size 64, align 64, offset 64] [from long int]
+!19 = metadata !{metadata !"0x24\00long int\000\0064\0064\000\000\005", null, null} ; [ DW_TAG_base_type ] [long int] [line 0, size 64, align 64, offset 0, enc DW_ATE_signed]
+!20 = metadata !{metadata !21}
+!21 = metadata !{metadata !"0x21\000\002"}        ; [ DW_TAG_subrange_type ] [0, 1]
+!22 = metadata !{i32 2, metadata !"Dwarf Version", i32 2}
+!23 = metadata !{i32 1, metadata !"Debug Info Version", i32 2}
+!24 = metadata !{metadata !"clang version 3.5.0 "}
+!25 = metadata !{metadata !"0x101\00outer\0016777226\000", metadata !4, metadata !5, metadata !9} ; [ DW_TAG_arg_variable ] [outer] [line 10]
+!26 = metadata !{i32 10, i32 0, metadata !4, null}
+!27 = metadata !{i32 11, i32 0, metadata !4, null}
+!28 = metadata !{metadata !"0x100\00i1\0011\000", metadata !4, metadata !5, metadata !14} ; [ DW_TAG_auto_variable ] [i1] [line 11]
+!29 = metadata !{metadata !"0x102\00147\000\004"} ; [ DW_TAG_expression ] [DW_OP_piece 0 4] [piece, size 4, offset 0]
+!31 = metadata !{i32 3, i32 0, i32 12}
+!32 = metadata !{i32 12, i32 0, metadata !4, null}