| # RUN: llc -mtriple=aarch64-- -run-pass=legalizer -verify-machineinstrs -O0 %s -o - | FileCheck %s |
| --- | |
| target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128" |
| target triple = "arm64-apple-ios13.0.0" |
| |
| define void @test_shl_imm_promote_debug() { |
| ret void |
| } |
| |
| !llvm.module.flags = !{!0, !1, !2, !3, !4} |
| !llvm.dbg.cu = !{!5} |
| !llvm.ident = !{!8} |
| |
| !0 = !{i32 2, !"SDK Version", [2 x i32] [i32 14, i32 0]} |
| !1 = !{i32 7, !"Dwarf Version", i32 4} |
| !2 = !{i32 2, !"Debug Info Version", i32 3} |
| !3 = !{i32 1, !"wchar_size", i32 4} |
| !4 = !{i32 7, !"PIC Level", i32 2} |
| !5 = distinct !DICompileUnit(language: DW_LANG_C99, file: !6, producer: "clang") |
| !6 = !DIFile(filename: "foo.c", directory: "/") |
| !7 = !{} |
| !8 = !{!"clang"} |
| !9 = distinct !DISubprogram(name: "test_shl_imm_promote_debug", scope: !6, file: !6, line: 3, type: !10, scopeLine: 3, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !5, retainedNodes: !7) |
| !10 = !DISubroutineType(types: !7) |
| !11 = !DILocation(line: 4, column: 3, scope: !9) |
| !12 = !DILocation(line: 5, column: 1, scope: !9) |
| |
| ... |
| --- |
| name: test_shl_imm_promote_debug |
| alignment: 4 |
| tracksRegLiveness: true |
| liveins: |
| - { reg: '$x0' } |
| - { reg: '$w1' } |
| - { reg: '$w2' } |
| body: | |
| bb.1: |
| liveins: $w0, $w1 |
| |
| ; Check that the G_LSHR has the right debug loc. This should also check that the G_ZEXT of the constant |
| ; also has the right DL too, but it gets optimized away. |
| ; CHECK-LABEL: name: test_shl_imm_promote_debug |
| ; CHECK: liveins: $w0, $w1 |
| ; CHECK: [[COPY:%[0-9]+]]:_(p0) = COPY $x0 |
| ; CHECK: [[COPY1:%[0-9]+]]:_(s32) = COPY $w1 |
| ; CHECK: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 8 |
| ; CHECK: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[COPY1]], [[C]](s64), debug-location !DILocation(line: 4, column: 3 |
| ; CHECK: $w0 = COPY [[LSHR]](s32) |
| ; CHECK: RET_ReallyLR debug-location !DILocation(line: 5, column: 1 |
| %0:_(p0) = COPY $x0 |
| %1:_(s32) = COPY $w1 |
| %2:_(s32) = G_CONSTANT i32 8 |
| %3:_(s32) = G_LSHR %1(s32), %2(s32), debug-location !11 |
| $w0 = COPY %3(s32) |
| RET_ReallyLR debug-location !12 |
| |
| ... |