61 lines
2.3 KiB
Plaintext
61 lines
2.3 KiB
Plaintext
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# RUN: llc -mtriple=aarch64-- -run-pass=legalizer -verify-machineinstrs %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_memset_debug(i8* %ptr, i32 %c, i32 %len) local_unnamed_addr!dbg !9 {
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entry:
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%conv = zext i32 %len to i64, !dbg !11
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%0 = trunc i32 %c to i8, !dbg !11
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call void @llvm.memset.p0i8.i64(i8* align 1 %ptr, i8 %0, i64 %conv, i1 false) #3, !dbg !11
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ret void, !dbg !12
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}
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declare void @llvm.memset.p0i8.i64(i8* nocapture writeonly, i8, i64, i1 immarg) #1
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attributes #1 = { argmemonly nounwind willreturn writeonly }
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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_memset_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_memset_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.entry:
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liveins: $w1, $w2, $x0
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; We're checking that the BL call has the debug loc of the original intrinsic call.
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; CHECK-LABEL: name: test_memset_debug
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; CHECK: BL &memset, csr_aarch64_aapcs, implicit-def $lr, implicit $sp, implicit $x0, implicit $w1, implicit $x2, debug-location !11
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; CHECK: RET_ReallyLR debug-location !12
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%0:_(p0) = COPY $x0
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%1:_(s32) = COPY $w1
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%2:_(s32) = COPY $w2
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%3:_(s64) = G_ZEXT %2(s32), debug-location !11
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%4:_(s8) = G_TRUNC %1(s32), debug-location !11
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G_MEMSET %0(p0), %4(s8), %3(s64), 0, debug-location !11 :: (store 1 into %ir.ptr)
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RET_ReallyLR debug-location !12
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...
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