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1; RUN: llc < %s | FileCheck %s --check-prefix=ASM
2; RUN: llc < %s -filetype=obj | llvm-readobj -codeview | FileCheck %s --check-prefix=OBJ
3
4; Compile with -O1 as C
5
6; struct IntPair { int x, y; };
7; struct PadRight { long a; int b; };
8; struct PadLeft { int a; long b; };
9; struct Nested { struct PadLeft a[2]; };
10;
11; extern int g(int r);
12; extern int i;
13; extern int n;
14;
15; int loop_csr() {
16;   struct IntPair o = {0, 0};
17;   for (i = 0; i < n; i++) {
18;     o.x = g(o.x);
19;     o.y = g(o.y);
20;   }
21;   return o.x + o.y;
22; }
23;
24; int pad_right(struct PadRight o) {
25;   return o.b;
26; }
27;
28; int pad_left(struct PadLeft o) {
29;   return o.a;
30; }
31;
32; int nested(struct Nested o) {
33;   struct PadLeft p = o.a[1];
34;   return p.b;
35; }
36
37; ASM-LABEL: loop_csr: # @loop_csr
38; ASM:        #DEBUG_VALUE: loop_csr:o <- [DW_OP_LLVM_fragment 0 32] 0
39; ASM:        #DEBUG_VALUE: loop_csr:o <- [DW_OP_LLVM_fragment 32 32] 0
40; ASM: # %bb.2:                                 # %for.body.preheader
41; ASM:         xorl    %edi, %edi
42; ASM:         xorl    %esi, %esi
43; ASM:         .p2align        4, 0x90
44; ASM: .LBB0_3:                                # %for.body
45; ASM: [[oy_ox_start:\.Ltmp[0-9]+]]:
46; ASM:        #DEBUG_VALUE: loop_csr:o <- [DW_OP_LLVM_fragment 0 32] $edi
47; ASM:        #DEBUG_VALUE: loop_csr:o <- [DW_OP_LLVM_fragment 32 32] $esi
48; ASM:        .cv_loc 0 1 13 11               # t.c:13:11
49; ASM:        movl    %edi, %ecx
50; ASM:        callq   g
51; ASM:        movl    %eax, %edi
52; ASM: [[ox_start:\.Ltmp[0-9]+]]:
53; ASM:         #DEBUG_VALUE: loop_csr:o <- [DW_OP_LLVM_fragment 0 32] $edi
54; ASM:         .cv_loc 0 1 14 11               # t.c:14:11
55; ASM:         movl    %esi, %ecx
56; ASM:         callq   g
57; ASM:         movl    %eax, %esi
58; ASM: [[oy_start:\.Ltmp[0-9]+]]:
59; ASM:         #DEBUG_VALUE: loop_csr:o <- [DW_OP_LLVM_fragment 32 32] $esi
60; ASM:         cmpl    n(%rip), %eax
61; ASM:         jl      .LBB0_3
62; ASM: [[oy_end:\.Ltmp[0-9]+]]:
63; ASM:         addl    %edi, %esi
64; ASM:         movl    %esi, %eax
65
66
67; ASM-LABEL: pad_right: # @pad_right
68; ASM:         #DEBUG_VALUE: pad_right:o <- [DW_OP_LLVM_fragment 32 32] $ecx
69; ASM:         movl    %ecx, %eax
70; ASM:         retq
71
72
73; ASM-LABEL: pad_left: # @pad_left
74; ASM:         #DEBUG_VALUE: pad_left:o <- [DW_OP_LLVM_fragment 0 32] $ecx
75; ASM:         .cv_loc 2 1 24 3                # t.c:24:3
76; ASM:         movl    %ecx, %eax
77; ASM:         retq
78
79
80; ASM-LABEL: nested: # @nested
81; ASM:         #DEBUG_VALUE: nested:o <- [DW_OP_deref] [$rcx+0]
82; ASM:         movl    12(%rcx), %eax
83; ASM: [[p_start:\.Ltmp[0-9]+]]:
84; ASM:         #DEBUG_VALUE: nested:p <- [DW_OP_LLVM_fragment 32 32] $eax
85; ASM:         retq
86
87; ASM-LABEL: bitpiece_spill: # @bitpiece_spill
88; ASM:         #DEBUG_VALUE: bitpiece_spill:o <- [DW_OP_LLVM_fragment 0 32] 0
89; ASM:         xorl    %ecx, %ecx
90; ASM:         callq   g
91; ASM:         movl    %eax, [[offset_o_x:[0-9]+]](%rsp)          # 4-byte Spill
92; ASM: [[spill_o_x_start:\.Ltmp[0-9]+]]:
93; ASM:         #DEBUG_VALUE: bitpiece_spill:o <- [DW_OP_plus_uconst [[offset_o_x]], DW_OP_LLVM_fragment 32 32] [$rsp+0]
94; ASM:         #APP
95; ASM:         #NO_APP
96; ASM:         movl    [[offset_o_x]](%rsp), %eax          # 4-byte Reload
97; ASM: [[spill_o_x_end:\.Ltmp[0-9]+]]:
98; ASM:         retq
99
100
101; ASM-LABEL:  .short  4423                    # Record kind: S_GPROC32_ID
102; ASM:        .asciz  "loop_csr"              # Function name
103; ASM:        .short  4414                    # Record kind: S_LOCAL
104; ASM:        .asciz  "o"
105; ASM:        .cv_def_range    [[oy_ox_start]] [[ox_start]], "C\021\030\000\000\000\000\000\000\000"
106; ASM:        .cv_def_range    [[oy_ox_start]] [[oy_start]], "C\021\027\000\000\000\004\000\000\000"
107; ASM:        .cv_def_range    [[ox_start]] .Lfunc_end0, "C\021\030\000\000\000\000\000\000\000"
108; ASM:        .cv_def_range    [[oy_start]] [[oy_end]], "C\021\027\000\000\000\004\000\000\000"
109
110
111; OBJ-LABEL: {{.*}}Proc{{.*}}Sym {
112; OBJ:         Kind: S_GPROC32_ID (0x1147)
113; OBJ:         DisplayName: loop_csr
114; OBJ:       }
115; OBJ:       LocalSym {
116; OBJ:         VarName: o
117; OBJ:       }
118; OBJ:       DefRangeSubfieldRegisterSym {
119; OBJ:         Register: CVRegEDI (0x18)
120; OBJ:         MayHaveNoName: 0
121; OBJ:         OffsetInParent: 0
122; OBJ:         LocalVariableAddrRange {
123; OBJ:         }
124; OBJ:       }
125; OBJ:       DefRangeSubfieldRegisterSym {
126; OBJ:         Register: CVRegESI (0x17)
127; OBJ:         MayHaveNoName: 0
128; OBJ:         OffsetInParent: 4
129; OBJ:         LocalVariableAddrRange {
130; OBJ:         }
131; OBJ:       }
132; OBJ:       ProcEnd {
133; OBJ:       }
134
135; ASM-LABEL:  .short  4423                    # Record kind: S_GPROC32_ID
136; ASM:        .asciz  "pad_right"             # Function name
137; ASM:        .short  4414                    # Record kind: S_LOCAL
138; ASM:        .asciz  "o"
139; ASM:        .cv_def_range    .Lfunc_begin1 .Lfunc_end1, "C\021\022\000\000\000\004\000\000\000"
140
141; OBJ-LABEL: {{.*}}Proc{{.*}}Sym {
142; OBJ:         Kind: S_GPROC32_ID (0x1147)
143; OBJ:         DisplayName: pad_right
144; OBJ:       }
145; OBJ:       LocalSym {
146; OBJ:         VarName: o
147; OBJ:       }
148; OBJ:       DefRangeSubfieldRegisterSym {
149; OBJ:         Register: CVRegECX (0x12)
150; OBJ:         MayHaveNoName: 0
151; OBJ:         OffsetInParent: 4
152; OBJ:         LocalVariableAddrRange {
153; OBJ:         }
154; OBJ:       }
155; OBJ:       ProcEnd {
156; OBJ:       }
157
158; ASM-LABEL:  .short  4423                    # Record kind: S_GPROC32_ID
159; ASM:        .asciz  "pad_left"              # Function name
160; ASM:        .short  4414                    # Record kind: S_LOCAL
161; ASM:        .asciz  "o"
162; ASM:        .cv_def_range    .Lfunc_begin2 .Lfunc_end2, "C\021\022\000\000\000\000\000\000\000"
163
164; OBJ-LABEL: {{.*}}Proc{{.*}}Sym {
165; OBJ:         Kind: S_GPROC32_ID (0x1147)
166; OBJ:         DisplayName: pad_left
167; OBJ:       }
168; OBJ:       LocalSym {
169; OBJ:         VarName: o
170; OBJ:       }
171; OBJ:       DefRangeSubfieldRegisterSym {
172; OBJ:         Register: CVRegECX (0x12)
173; OBJ:         MayHaveNoName: 0
174; OBJ:         OffsetInParent: 0
175; OBJ:         LocalVariableAddrRange {
176; OBJ:         }
177; OBJ:       }
178; OBJ:       ProcEnd {
179; OBJ:       }
180
181; ASM-LABEL:  .short  4423                    # Record kind: S_GPROC32_ID
182; ASM:        .asciz  "nested"                # Function name
183; ASM:        .short  4414                    # Record kind: S_LOCAL
184; ASM:        .asciz  "o"
185; ASM:        .cv_def_range    .Lfunc_begin3 .Lfunc_end3, "E\021J\001\000\000\000\000\000\000"
186; ASM:        .short  4414                    # Record kind: S_LOCAL
187; ASM:        .asciz  "p"
188; ASM:        .cv_def_range    [[p_start]] .Lfunc_end3, "C\021\021\000\000\000\004\000\000\000"
189
190; OBJ-LABEL: {{.*}}Proc{{.*}}Sym {
191; OBJ:         Kind: S_GPROC32_ID (0x1147)
192; OBJ:         DisplayName: nested
193; OBJ:       }
194; OBJ:       LocalSym {
195; OBJ:         Type: Nested&
196; OBJ:         VarName: o
197; OBJ:       }
198; OBJ:       DefRangeRegisterRelSym {
199; OBJ:         BaseRegister: CVRegRCX (0x14A)
200; OBJ:         HasSpilledUDTMember: No
201; OBJ:         OffsetInParent: 0
202; OBJ:         BasePointerOffset: 0
203; OBJ:         LocalVariableAddrRange {
204; OBJ:         }
205; OBJ:       }
206; OBJ:       LocalSym {
207; OBJ:         VarName: p
208; OBJ:       }
209; OBJ:       DefRangeSubfieldRegisterSym {
210; OBJ:         Register: CVRegEAX (0x11)
211; OBJ:         MayHaveNoName: 0
212; OBJ:         OffsetInParent: 4
213; OBJ:         LocalVariableAddrRange {
214; OBJ:         }
215; OBJ:       }
216; OBJ:       ProcEnd {
217; OBJ:       }
218
219
220; ASM-LABEL:  .short  4423                    # Record kind: S_GPROC32_ID
221; ASM:        .asciz  "bitpiece_spill"        # Function name
222; ASM:        .short  4414                    # Record kind: S_LOCAL
223; ASM:        .asciz  "o"
224; ASM:        .cv_def_range    [[spill_o_x_start]] [[spill_o_x_end]], "E\021O\001A\000$\000\000\000"
225
226; OBJ-LABEL: {{.*}}Proc{{.*}}Sym {
227; OBJ:         Kind: S_GPROC32_ID (0x1147)
228; OBJ:         DisplayName: bitpiece_spill
229; OBJ:       }
230; OBJ:       LocalSym {
231; OBJ:         VarName: o
232; OBJ:       }
233; OBJ:       DefRangeRegisterRelSym {
234; OBJ:         BaseRegister: CVRegRSP (0x14F)
235; OBJ:         HasSpilledUDTMember: Yes
236; OBJ:         OffsetInParent: 4
237; OBJ:         BasePointerOffset: 36
238; OBJ:         LocalVariableAddrRange {
239; OBJ:         }
240; OBJ:       }
241; OBJ:       ProcEnd {
242; OBJ:       }
243
244
245
246; ModuleID = 't.c'
247source_filename = "t.c"
248target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"
249target triple = "x86_64-pc-windows-msvc19.0.24210"
250
251%struct.IntPair = type { i32, i32 }
252%struct.PadRight = type { i32, i32 }
253%struct.PadLeft = type { i32, i32 }
254%struct.Nested = type { [2 x %struct.PadLeft] }
255
256@i = external local_unnamed_addr global i32, align 4
257@n = external local_unnamed_addr global i32, align 4
258
259; Function Attrs: nounwind uwtable
260define i32 @loop_csr() local_unnamed_addr #0 !dbg !7 {
261entry:
262  tail call void @llvm.dbg.declare(metadata %struct.IntPair* undef, metadata !12, metadata !17), !dbg !18
263  tail call void @llvm.dbg.value(metadata i32 0, metadata !12, metadata !19), !dbg !18
264  tail call void @llvm.dbg.value(metadata i32 0, metadata !12, metadata !20), !dbg !18
265  tail call void @llvm.dbg.value(metadata i32 0, metadata !12, metadata !19), !dbg !18
266  tail call void @llvm.dbg.value(metadata i32 0, metadata !12, metadata !20), !dbg !18
267  store i32 0, i32* @i, align 4, !dbg !21, !tbaa !24
268  %0 = load i32, i32* @n, align 4, !dbg !28, !tbaa !24
269  %cmp9 = icmp sgt i32 %0, 0, !dbg !29
270  br i1 %cmp9, label %for.body, label %for.end, !dbg !30
271
272for.body:                                         ; preds = %entry, %for.body
273  %o.sroa.0.011 = phi i32 [ %call, %for.body ], [ 0, %entry ]
274  %o.sroa.5.010 = phi i32 [ %call2, %for.body ], [ 0, %entry ]
275  tail call void @llvm.dbg.value(metadata i32 %o.sroa.0.011, metadata !12, metadata !19), !dbg !18
276  tail call void @llvm.dbg.value(metadata i32 %o.sroa.5.010, metadata !12, metadata !20), !dbg !18
277  %call = tail call i32 @g(i32 %o.sroa.0.011) #5, !dbg !31
278  tail call void @llvm.dbg.value(metadata i32 %call, metadata !12, metadata !19), !dbg !18
279  %call2 = tail call i32 @g(i32 %o.sroa.5.010) #5, !dbg !33
280  tail call void @llvm.dbg.value(metadata i32 %call2, metadata !12, metadata !20), !dbg !18
281  %1 = load i32, i32* @i, align 4, !dbg !21, !tbaa !24
282  %inc = add nsw i32 %1, 1, !dbg !21
283  store i32 %inc, i32* @i, align 4, !dbg !21, !tbaa !24
284  %2 = load i32, i32* @n, align 4, !dbg !28, !tbaa !24
285  %cmp = icmp slt i32 %inc, %2, !dbg !29
286  br i1 %cmp, label %for.body, label %for.end, !dbg !30, !llvm.loop !34
287
288for.end:                                          ; preds = %for.body, %entry
289  %o.sroa.5.0.lcssa = phi i32 [ 0, %entry ], [ %call2, %for.body ]
290  %o.sroa.0.0.lcssa = phi i32 [ 0, %entry ], [ %call, %for.body ]
291  %add = add nsw i32 %o.sroa.0.0.lcssa, %o.sroa.5.0.lcssa, !dbg !36
292  ret i32 %add, !dbg !37
293}
294
295; Function Attrs: nounwind readnone
296declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
297
298declare i32 @g(i32) local_unnamed_addr #2
299
300; Function Attrs: nounwind readnone uwtable
301define i32 @pad_right(i64 %o.coerce) local_unnamed_addr #3 !dbg !38 {
302entry:
303  %o.sroa.1.0.extract.shift = lshr i64 %o.coerce, 32
304  %o.sroa.1.0.extract.trunc = trunc i64 %o.sroa.1.0.extract.shift to i32
305  tail call void @llvm.dbg.value(metadata i32 %o.sroa.1.0.extract.trunc, metadata !47, metadata !20), !dbg !48
306  tail call void @llvm.dbg.declare(metadata %struct.PadRight* undef, metadata !47, metadata !17), !dbg !48
307  ret i32 %o.sroa.1.0.extract.trunc, !dbg !49
308}
309
310; Function Attrs: nounwind readnone uwtable
311define i32 @pad_left(i64 %o.coerce) local_unnamed_addr #3 !dbg !50 {
312entry:
313  %o.sroa.0.0.extract.trunc = trunc i64 %o.coerce to i32
314  tail call void @llvm.dbg.value(metadata i32 %o.sroa.0.0.extract.trunc, metadata !58, metadata !19), !dbg !59
315  tail call void @llvm.dbg.declare(metadata %struct.PadLeft* undef, metadata !58, metadata !17), !dbg !59
316  ret i32 %o.sroa.0.0.extract.trunc, !dbg !60
317}
318
319; Function Attrs: nounwind readonly uwtable
320define i32 @nested(%struct.Nested* nocapture readonly %o) local_unnamed_addr #4 !dbg !61 {
321entry:
322  tail call void @llvm.dbg.declare(metadata %struct.Nested* %o, metadata !71, metadata !73), !dbg !74
323  tail call void @llvm.dbg.declare(metadata %struct.PadLeft* undef, metadata !72, metadata !17), !dbg !75
324  %p.sroa.3.0..sroa_idx2 = getelementptr inbounds %struct.Nested, %struct.Nested* %o, i64 0, i32 0, i64 1, i32 1, !dbg !76
325  %p.sroa.3.0.copyload = load i32, i32* %p.sroa.3.0..sroa_idx2, align 4, !dbg !76
326  tail call void @llvm.dbg.value(metadata i32 %p.sroa.3.0.copyload, metadata !72, metadata !20), !dbg !75
327  ret i32 %p.sroa.3.0.copyload, !dbg !77
328}
329
330; Function Attrs: nounwind uwtable
331define i32 @bitpiece_spill() local_unnamed_addr #0 !dbg !78 {
332entry:
333  tail call void @llvm.dbg.declare(metadata %struct.IntPair* undef, metadata !80, metadata !17), !dbg !81
334  tail call void @llvm.dbg.value(metadata i32 0, metadata !80, metadata !19), !dbg !81
335  %call = tail call i32 @g(i32 0) #5, !dbg !82
336  tail call void @llvm.dbg.value(metadata i32 %call, metadata !80, metadata !20), !dbg !81
337  tail call void asm sideeffect "", "~{rax},~{rbx},~{rcx},~{rdx},~{rsi},~{rdi},~{rbp},~{r8},~{r9},~{r10},~{r11},~{r12},~{r13},~{r14},~{r15},~{dirflag},~{fpsr},~{flags}"() #5, !dbg !83, !srcloc !84
338  ret i32 %call, !dbg !85
339}
340
341; Function Attrs: nounwind readnone
342declare void @llvm.dbg.value(metadata, metadata, metadata) #1
343
344attributes #0 = { nounwind uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
345attributes #1 = { nounwind readnone }
346attributes #2 = { "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
347attributes #3 = { nounwind readnone uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
348attributes #4 = { nounwind readonly uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
349attributes #5 = { nounwind }
350
351!llvm.dbg.cu = !{!0}
352!llvm.module.flags = !{!3, !4, !5}
353!llvm.ident = !{!6}
354
355!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 4.0.0 (trunk 283332) (llvm/trunk 283355)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
356!1 = !DIFile(filename: "t.c", directory: "C:\5Csrc\5Cllvm\5Cbuild")
357!2 = !{}
358!3 = !{i32 2, !"CodeView", i32 1}
359!4 = !{i32 2, !"Debug Info Version", i32 3}
360!5 = !{i32 1, !"PIC Level", i32 2}
361!6 = !{!"clang version 4.0.0 (trunk 283332) (llvm/trunk 283355)"}
362!7 = distinct !DISubprogram(name: "loop_csr", scope: !1, file: !1, line: 10, type: !8, isLocal: false, isDefinition: true, scopeLine: 10, isOptimized: true, unit: !0, retainedNodes: !11)
363!8 = !DISubroutineType(types: !9)
364!9 = !{!10}
365!10 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
366!11 = !{!12}
367!12 = !DILocalVariable(name: "o", scope: !7, file: !1, line: 11, type: !13)
368!13 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "IntPair", file: !1, line: 1, size: 64, align: 32, elements: !14)
369!14 = !{!15, !16}
370!15 = !DIDerivedType(tag: DW_TAG_member, name: "x", scope: !13, file: !1, line: 1, baseType: !10, size: 32, align: 32)
371!16 = !DIDerivedType(tag: DW_TAG_member, name: "y", scope: !13, file: !1, line: 1, baseType: !10, size: 32, align: 32, offset: 32)
372!17 = !DIExpression()
373!18 = !DILocation(line: 11, column: 18, scope: !7)
374!19 = !DIExpression(DW_OP_LLVM_fragment, 0, 32)
375!20 = !DIExpression(DW_OP_LLVM_fragment, 32, 32)
376!21 = !DILocation(line: 12, column: 23, scope: !22)
377!22 = distinct !DILexicalBlock(scope: !23, file: !1, line: 12, column: 3)
378!23 = distinct !DILexicalBlock(scope: !7, file: !1, line: 12, column: 3)
379!24 = !{!25, !25, i64 0}
380!25 = !{!"int", !26, i64 0}
381!26 = !{!"omnipotent char", !27, i64 0}
382!27 = !{!"Simple C/C++ TBAA"}
383!28 = !DILocation(line: 12, column: 19, scope: !22)
384!29 = !DILocation(line: 12, column: 17, scope: !22)
385!30 = !DILocation(line: 12, column: 3, scope: !23)
386!31 = !DILocation(line: 13, column: 11, scope: !32)
387!32 = distinct !DILexicalBlock(scope: !22, file: !1, line: 12, column: 27)
388!33 = !DILocation(line: 14, column: 11, scope: !32)
389!34 = distinct !{!34, !35}
390!35 = !DILocation(line: 12, column: 3, scope: !7)
391!36 = !DILocation(line: 16, column: 14, scope: !7)
392!37 = !DILocation(line: 16, column: 3, scope: !7)
393!38 = distinct !DISubprogram(name: "pad_right", scope: !1, file: !1, line: 19, type: !39, isLocal: false, isDefinition: true, scopeLine: 19, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !46)
394!39 = !DISubroutineType(types: !40)
395!40 = !{!10, !41}
396!41 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "PadRight", file: !1, line: 2, size: 64, align: 32, elements: !42)
397!42 = !{!43, !45}
398!43 = !DIDerivedType(tag: DW_TAG_member, name: "a", scope: !41, file: !1, line: 2, baseType: !44, size: 32, align: 32)
399!44 = !DIBasicType(name: "long int", size: 32, align: 32, encoding: DW_ATE_signed)
400!45 = !DIDerivedType(tag: DW_TAG_member, name: "b", scope: !41, file: !1, line: 2, baseType: !10, size: 32, align: 32, offset: 32)
401!46 = !{!47}
402!47 = !DILocalVariable(name: "o", arg: 1, scope: !38, file: !1, line: 19, type: !41)
403!48 = !DILocation(line: 19, column: 31, scope: !38)
404!49 = !DILocation(line: 20, column: 3, scope: !38)
405!50 = distinct !DISubprogram(name: "pad_left", scope: !1, file: !1, line: 23, type: !51, isLocal: false, isDefinition: true, scopeLine: 23, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !57)
406!51 = !DISubroutineType(types: !52)
407!52 = !{!10, !53}
408!53 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "PadLeft", file: !1, line: 3, size: 64, align: 32, elements: !54)
409!54 = !{!55, !56}
410!55 = !DIDerivedType(tag: DW_TAG_member, name: "a", scope: !53, file: !1, line: 3, baseType: !10, size: 32, align: 32)
411!56 = !DIDerivedType(tag: DW_TAG_member, name: "b", scope: !53, file: !1, line: 3, baseType: !44, size: 32, align: 32, offset: 32)
412!57 = !{!58}
413!58 = !DILocalVariable(name: "o", arg: 1, scope: !50, file: !1, line: 23, type: !53)
414!59 = !DILocation(line: 23, column: 29, scope: !50)
415!60 = !DILocation(line: 24, column: 3, scope: !50)
416!61 = distinct !DISubprogram(name: "nested", scope: !1, file: !1, line: 27, type: !62, isLocal: false, isDefinition: true, scopeLine: 27, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !70)
417!62 = !DISubroutineType(types: !63)
418!63 = !{!10, !64}
419!64 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "Nested", file: !1, line: 4, size: 128, align: 32, elements: !65)
420!65 = !{!66}
421!66 = !DIDerivedType(tag: DW_TAG_member, name: "a", scope: !64, file: !1, line: 4, baseType: !67, size: 128, align: 32)
422!67 = !DICompositeType(tag: DW_TAG_array_type, baseType: !53, size: 128, align: 32, elements: !68)
423!68 = !{!69}
424!69 = !DISubrange(count: 2)
425!70 = !{!71, !72}
426!71 = !DILocalVariable(name: "o", arg: 1, scope: !61, file: !1, line: 27, type: !64)
427!72 = !DILocalVariable(name: "p", scope: !61, file: !1, line: 28, type: !53)
428!73 = !DIExpression(DW_OP_deref)
429!74 = !DILocation(line: 27, column: 26, scope: !61)
430!75 = !DILocation(line: 28, column: 18, scope: !61)
431!76 = !DILocation(line: 28, column: 22, scope: !61)
432!77 = !DILocation(line: 29, column: 3, scope: !61)
433!78 = distinct !DISubprogram(name: "bitpiece_spill", scope: !1, file: !1, line: 32, type: !8, isLocal: false, isDefinition: true, scopeLine: 32, isOptimized: true, unit: !0, retainedNodes: !79)
434!79 = !{!80}
435!80 = !DILocalVariable(name: "o", scope: !78, file: !1, line: 33, type: !13)
436!81 = !DILocation(line: 33, column: 18, scope: !78)
437!82 = !DILocation(line: 33, column: 26, scope: !78)
438!83 = !DILocation(line: 35, column: 3, scope: !78)
439!84 = !{i32 603}
440!85 = !DILocation(line: 37, column: 3, scope: !78)
441