| # RUN: llc -O0 -verify-machineinstrs -mtriple aarch64-- -run-pass=legalizer %s -o - | FileCheck %s |
| |
| # Check that when we combine SEXT we assign the correct debug location. |
| # CHECK: !9 = !DILocation(line: 36, column: 21, scope: !4) |
| # CHECK: G_AND %5, %4, debug-location !9 |
| |
| --- | |
| target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" |
| target triple = "aarch64-unknown-unknown" |
| |
| define i64 @main(i8 %pat) personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) !dbg !4 { |
| entry: |
| %sext.1 = zext i8 %pat to i16, !dbg !8 |
| %sext.zext.1 = sext i16 %sext.1 to i64, !dbg !9 |
| ret i64 %sext.zext.1 |
| } |
| |
| declare void @printf(i8*, ...) |
| |
| declare i32 @__gxx_personality_v0(...) |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!2, !3} |
| |
| !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") |
| !1 = !DIFile(filename: "/pata/tino/main.cpp", directory: "/pata/tino") |
| !2 = !{i32 2, !"Debug Info Version", i32 3} |
| !3 = !{i32 7, !"PIC Level", i32 2} |
| !4 = distinct !DISubprogram(name: "main", scope: !5, file: !5, line: 19, type: !6, scopeLine: 20, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0) |
| !5 = !DIFile(filename: "main.cpp", directory: "/pata/tino") |
| !6 = !DISubroutineType(types: !7) |
| !7 = !{} |
| !8 = !DILocation(line: 23, column: 5, scope: !4) |
| !9 = !DILocation(line: 36, column: 21, scope: !4) |
| |
| ... |
| --- |
| name: main |
| body: | |
| bb.1.entry: |
| liveins: $w0 |
| |
| %1:_(s32) = COPY $w0 |
| %0:_(s8) = G_TRUNC %1(s32) |
| %2:_(s16) = G_ZEXT %0(s8), debug-location !8 |
| %3:_(s64) = G_SEXT %2(s16), debug-location !9 |
| $x0 = COPY %3(s64) |
| RET_ReallyLR implicit $x0 |
| |
| ... |