1# RUN: llc -O0 -verify-machineinstrs -mtriple aarch64-- -run-pass=legalizer %s -o - | FileCheck %s 2 3# Check that when we combine SEXT we assign the correct debug location. 4# CHECK: !9 = !DILocation(line: 36, column: 21, scope: !4) 5# CHECK: G_AND %4, %5, debug-location !9 6 7--- | 8 target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" 9 target triple = "aarch64-unknown-unknown" 10 11 define i64 @main(i8 %pat) personality ptr @__gxx_personality_v0 !dbg !4 { 12 entry: 13 %sext.1 = zext i8 %pat to i16, !dbg !8 14 %sext.zext.1 = sext i16 %sext.1 to i64, !dbg !9 15 ret i64 %sext.zext.1 16 } 17 18 declare void @printf(ptr, ...) 19 20 declare i32 @__gxx_personality_v0(...) 21 22 !llvm.dbg.cu = !{!0} 23 !llvm.module.flags = !{!2, !3} 24 25 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !1, producer: "clang version 10.0.0", isOptimized: false, runtimeVersion: 0, emissionKind: LineTablesOnly, nameTableKind: None, sysroot: "/pata/tino", sdk: "iPhoneOS13.0.sdk") 26 !1 = !DIFile(filename: "/pata/tino/main.cpp", directory: "/pata/tino") 27 !2 = !{i32 2, !"Debug Info Version", i32 3} 28 !3 = !{i32 7, !"PIC Level", i32 2} 29 !4 = distinct !DISubprogram(name: "main", scope: !5, file: !5, line: 19, type: !6, scopeLine: 20, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0) 30 !5 = !DIFile(filename: "main.cpp", directory: "/pata/tino") 31 !6 = !DISubroutineType(types: !7) 32 !7 = !{} 33 !8 = !DILocation(line: 23, column: 5, scope: !4) 34 !9 = !DILocation(line: 36, column: 21, scope: !4) 35 36... 37--- 38name: main 39body: | 40 bb.1.entry: 41 liveins: $w0 42 43 %1:_(s32) = COPY $w0 44 %0:_(s8) = G_TRUNC %1(s32) 45 %2:_(s16) = G_ZEXT %0(s8), debug-location !8 46 %3:_(s64) = G_SEXT %2(s16), debug-location !9 47 $x0 = COPY %3(s64) 48 RET_ReallyLR implicit $x0 49 50... 51