1 ; RUN: llc < %s -mtriple=x86_64-- | grep movslq | count 1
2 ; RUN: llc < %s -O0 -mtriple=x86_64-unknown-unknown -mcpu=x86-64 -stop-after livedebugvalues -o - | FileCheck %s -check-prefix=MIR
6 %struct.S1 = type { i16, i32 }
8 @g_10 = external global %struct.S1
10 declare void @func_28(i64, i64)
12 define void @int322(i32 %foo) !dbg !5 {
14 %val = load i64, i64* getelementptr (%0, %0* bitcast (%struct.S1* @g_10 to %0*), i32 0, i32 0), !dbg !16
15 %0 = load i32, i32* getelementptr inbounds (%struct.S1, %struct.S1* @g_10, i32 0, i32 1), align 4, !dbg !17
16 ; MIR: renamable {{\$r[a-z]+}} = MOVSX64rm32 {{.*}}, @g_10 + 4,{{.*}} debug-location !17 :: (dereferenceable load 4 from `i64* getelementptr (%0, %0* bitcast (%struct.S1* @g_10 to %0*), i32 0, i32 0)` + 4)
17 %1 = sext i32 %0 to i64, !dbg !18
18 %tmp4.i = lshr i64 %val, 32, !dbg !19
19 %tmp5.i = trunc i64 %tmp4.i to i32, !dbg !20
20 %2 = sext i32 %tmp5.i to i64, !dbg !21
21 tail call void @func_28(i64 %2, i64 %1) #0, !dbg !22
22 call void @llvm.dbg.value(metadata i64 %val, metadata !8, metadata !DIExpression()), !dbg !16
23 call void @llvm.dbg.value(metadata i32 %0, metadata !10, metadata !DIExpression()), !dbg !17
24 call void @llvm.dbg.value(metadata i64 %1, metadata !12, metadata !DIExpression()), !dbg !18
25 call void @llvm.dbg.value(metadata i64 %tmp4.i, metadata !13, metadata !DIExpression()), !dbg !19
26 call void @llvm.dbg.value(metadata i32 %tmp5.i, metadata !14, metadata !DIExpression()), !dbg !20
27 call void @llvm.dbg.value(metadata i64 %2, metadata !15, metadata !DIExpression()), !dbg !21
31 declare void @llvm.dbg.value(metadata, metadata, metadata)
34 !llvm.debugify = !{!3, !4}
36 !0 = distinct !DICompileUnit(language: DW_LANG_C, file: !1, producer: "debugify", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
37 !1 = !DIFile(filename: "/Users/vsk/src/llvm.org-master/llvm/test/CodeGen/X86/fold-sext-trunc.ll", directory: "/")
41 !5 = distinct !DISubprogram(name: "int322", linkageName: "int322", scope: null, file: !1, line: 1, type: !6, isLocal: false, isDefinition: true, scopeLine: 1, isOptimized: true, unit: !0, retainedNodes: !7)
42 !6 = !DISubroutineType(types: !2)
43 !7 = !{!8, !10, !12, !13, !14, !15}
44 !8 = !DILocalVariable(name: "1", scope: !5, file: !1, line: 1, type: !9)
45 !9 = !DIBasicType(name: "ty64", size: 64, encoding: DW_ATE_unsigned)
46 !10 = !DILocalVariable(name: "2", scope: !5, file: !1, line: 2, type: !11)
47 !11 = !DIBasicType(name: "ty32", size: 32, encoding: DW_ATE_unsigned)
48 !12 = !DILocalVariable(name: "3", scope: !5, file: !1, line: 3, type: !9)
49 !13 = !DILocalVariable(name: "4", scope: !5, file: !1, line: 4, type: !9)
50 !14 = !DILocalVariable(name: "5", scope: !5, file: !1, line: 5, type: !11)
51 !15 = !DILocalVariable(name: "6", scope: !5, file: !1, line: 6, type: !9)
52 !16 = !DILocation(line: 1, column: 1, scope: !5)
53 !17 = !DILocation(line: 2, column: 1, scope: !5)
54 !18 = !DILocation(line: 3, column: 1, scope: !5)
55 !19 = !DILocation(line: 4, column: 1, scope: !5)
56 !20 = !DILocation(line: 5, column: 1, scope: !5)
57 !21 = !DILocation(line: 6, column: 1, scope: !5)
58 !22 = !DILocation(line: 7, column: 1, scope: !5)
59 !23 = !DILocation(line: 8, column: 1, scope: !5)
60 !24 = !{i32 2, !"Debug Info Version", i32 3}
61 !llvm.module.flags = !{!24}