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