81 lines
3.5 KiB
Plaintext
81 lines
3.5 KiB
Plaintext
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# RUN: llc -O0 -verify-machineinstrs -mtriple aarch64-- -run-pass=legalizer %s -o - | FileCheck %s
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# Check that when we combine ZEXT/ANYEXT we assign the correct location.
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# CHECK: !8 = !DILocation(line: 23, column: 5, scope: !4)
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# CHECK: G_AND %16, %15, debug-location !8
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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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@.str = external dso_local unnamed_addr constant [4 x i8], align 1
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define void @main() personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) !dbg !4 {
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entry:
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%tobool = trunc i8 undef to i1
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%conv = zext i1 %tobool to i32
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call void (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %conv), !dbg !8
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%0 = load i32, i32* undef, align 4, !dbg !9
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call void (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %0)
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ret void
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}
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declare void @printf(i8*, ...)
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declare i32 @__gxx_personality_v0(...)
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!2, !3}
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!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !1, producer: "clang version 10.0.0", isOptimized: false, runtimeVersion: 0, emissionKind: LineTablesOnly, nameTableKind: None, sysroot: "/pata/tino", sdk: "iPhoneOS13.0.sdk")
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!1 = !DIFile(filename: "/pata/tino/main.cpp", directory: "/pata/tino")
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!2 = !{i32 2, !"Debug Info Version", i32 3}
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!3 = !{i32 7, !"PIC Level", i32 2}
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!4 = distinct !DISubprogram(name: "main", scope: !5, file: !5, line: 19, type: !6, scopeLine: 20, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0)
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!5 = !DIFile(filename: "main.cpp", directory: "/pata/tino")
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!6 = !DISubroutineType(types: !7)
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!7 = !{}
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!8 = !DILocation(line: 23, column: 5, scope: !4)
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!9 = !DILocation(line: 36, column: 21, scope: !4)
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...
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---
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name: main
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registers:
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- { id: 0, class: _, preferred-register: '' }
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- { id: 1, class: _, preferred-register: '' }
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- { id: 2, class: _, preferred-register: '' }
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- { id: 3, class: _, preferred-register: '' }
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- { id: 4, class: _, preferred-register: '' }
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- { id: 5, class: _, preferred-register: '' }
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- { id: 6, class: _, preferred-register: '' }
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- { id: 7, class: _, preferred-register: '' }
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- { id: 8, class: _, preferred-register: '' }
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- { id: 9, class: _, preferred-register: '' }
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body: |
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bb.1.entry:
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%0:_(s8) = G_IMPLICIT_DEF
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%4:_(p0) = COPY $x0
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%10:_(p0) = G_IMPLICIT_DEF debug-location !DILocation(line: 0, scope: !4)
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%1:_(s1) = G_TRUNC %0(s8)
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%2:_(s32) = G_ZEXT %1(s1)
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ADJCALLSTACKDOWN 8, 0, implicit-def $sp, implicit $sp, debug-location !8
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$x0 = COPY %4(p0), debug-location !8
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%5:_(p0) = COPY $sp, debug-location !8
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%6:_(s64) = G_CONSTANT i64 0
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%7:_(p0) = G_PTR_ADD %5, %6(s64), debug-location !8
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%8:_(s64) = G_ANYEXT %2(s32), debug-location !8
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G_STORE %8(s64), %7(p0), debug-location !8 :: (store 8 into stack, align 1)
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BL @printf, csr_aarch64_aapcs, implicit-def $lr, implicit $sp, implicit $x0, debug-location !8
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ADJCALLSTACKUP 8, 0, implicit-def $sp, implicit $sp, debug-location !8
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%13:_(s64) = G_LOAD %10(p0), debug-location !9 :: (load 4 from `i32* undef`)
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ADJCALLSTACKDOWN 8, 0, implicit-def $sp, implicit $sp
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$x0 = COPY %4(p0)
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%11:_(p0) = COPY $sp
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%12:_(p0) = G_PTR_ADD %11, %6(s64)
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G_STORE %13(s64), %12(p0) :: (store 8 into stack, align 1)
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BL @printf, csr_aarch64_aapcs, implicit-def $lr, implicit $sp, implicit $x0
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ADJCALLSTACKUP 8, 0, implicit-def $sp, implicit $sp
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RET_ReallyLR
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...
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