1 # RUN: llc -mtriple=aarch64-- -run-pass=legalizer -verify-machineinstrs -O0 %s -o - | FileCheck %s
3 target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
4 target triple = "arm64-apple-ios13.0.0"
6 define void @test_shl_imm_promote_debug() {
10 !llvm.module.flags = !{!0, !1, !2, !3, !4}
14 !0 = !{i32 2, !"SDK Version", [2 x i32] [i32 14, i32 0]}
15 !1 = !{i32 7, !"Dwarf Version", i32 4}
16 !2 = !{i32 2, !"Debug Info Version", i32 3}
17 !3 = !{i32 1, !"wchar_size", i32 4}
18 !4 = !{i32 7, !"PIC Level", i32 2}
19 !5 = distinct !DICompileUnit(language: DW_LANG_C99, file: !6, producer: "clang")
20 !6 = !DIFile(filename: "foo.c", directory: "/")
23 !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)
24 !10 = !DISubroutineType(types: !7)
25 !11 = !DILocation(line: 4, column: 3, scope: !9)
26 !12 = !DILocation(line: 5, column: 1, scope: !9)
30 name: test_shl_imm_promote_debug
32 tracksRegLiveness: true
41 ; Check that the G_LSHR has the right debug loc. This should also check that the G_ZEXT of the constant
42 ; also has the right DL too, but it gets optimized away.
43 ; CHECK-LABEL: name: test_shl_imm_promote_debug
44 ; CHECK: liveins: $w0, $w1
45 ; CHECK: [[COPY:%[0-9]+]]:_(p0) = COPY $x0
46 ; CHECK: [[COPY1:%[0-9]+]]:_(s32) = COPY $w1
47 ; CHECK: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 8
48 ; CHECK: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[COPY1]], [[C]](s64), debug-location !DILocation(line: 4, column: 3
49 ; CHECK: $w0 = COPY [[LSHR]](s32)
50 ; CHECK: RET_ReallyLR debug-location !DILocation(line: 5, column: 1
53 %2:_(s32) = G_CONSTANT i32 8
54 %3:_(s32) = G_LSHR %1(s32), %2(s32), debug-location !11
56 RET_ReallyLR debug-location !12