| # RUN: llc -mtriple=aarch64-- -run-pass=legalizer -verify-machineinstrs %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_memset_debug(i8* %ptr, i32 %c, i32 %len) local_unnamed_addr!dbg !9 { |
| entry: |
| %conv = zext i32 %len to i64, !dbg !11 |
| %0 = trunc i32 %c to i8, !dbg !11 |
| call void @llvm.memset.p0i8.i64(i8* align 1 %ptr, i8 %0, i64 %conv, i1 false) #3, !dbg !11 |
| ret void, !dbg !12 |
| } |
| |
| declare void @llvm.memset.p0i8.i64(i8* nocapture writeonly, i8, i64, i1 immarg) #1 |
| attributes #1 = { argmemonly nounwind willreturn writeonly } |
| |
| !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_memset_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_memset_debug |
| alignment: 4 |
| tracksRegLiveness: true |
| liveins: |
| - { reg: '$x0' } |
| - { reg: '$w1' } |
| - { reg: '$w2' } |
| body: | |
| bb.1.entry: |
| liveins: $w1, $w2, $x0 |
| |
| ; We're checking that the BL call has the debug loc of the original intrinsic call. |
| ; CHECK-LABEL: name: test_memset_debug |
| ; CHECK: BL &memset, csr_aarch64_aapcs_thisreturn, implicit-def $lr, implicit $sp, implicit $x0, implicit $w1, implicit $x2, debug-location !11 |
| ; CHECK: RET_ReallyLR debug-location !12 |
| %0:_(p0) = COPY $x0 |
| %1:_(s32) = COPY $w1 |
| %2:_(s32) = COPY $w2 |
| %3:_(s64) = G_ZEXT %2(s32), debug-location !11 |
| %4:_(s8) = G_TRUNC %1(s32), debug-location !11 |
| G_MEMSET %0(p0), %4(s8), %3(s64), 0, debug-location !11 :: (store (s8) into %ir.ptr) |
| RET_ReallyLR debug-location !12 |
| |
| ... |