31 lines
1.2 KiB
LLVM
31 lines
1.2 KiB
LLVM
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; RUN: llc -global-isel -verify-machineinstrs %s -o - | FileCheck %s
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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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%struct.int_sqrt = type { i32, i32 }
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; Function Attrs: nounwind optsize ssp uwtable
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; CHECK-LABEL: @usqrt
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; CHECK-NOT: b memcpy
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; CHECK: bl _memcpy
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define void @usqrt(i32 %x, %struct.int_sqrt* %q) local_unnamed_addr #0 {
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%a = alloca i32, align 4
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%bc = bitcast i32* %a to i8*
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%bc2 = bitcast %struct.int_sqrt* %q to i8*
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%obj = tail call i64 @llvm.objectsize.i64.p0i8(i8* %bc2, i1 false, i1 true, i1 false)
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%call = call i8* @__memcpy_chk(i8* %bc2, i8* nonnull %bc, i64 1000, i64 %obj) #4
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ret void
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}
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; Function Attrs: nofree nounwind optsize
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declare i8* @__memcpy_chk(i8*, i8*, i64, i64) local_unnamed_addr #2
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; Function Attrs: nounwind readnone speculatable willreturn
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declare i64 @llvm.objectsize.i64.p0i8(i8*, i1 immarg, i1 immarg, i1 immarg) #3
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attributes #0 = { optsize "disable-tail-calls"="false" "frame-pointer"="all" }
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attributes #2 = { nofree nounwind "disable-tail-calls"="false" "frame-pointer"="all" }
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attributes #3 = { nounwind readnone speculatable willreturn }
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attributes #4 = { nounwind optsize }
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