forked from OSchip/llvm-project
49 lines
1.9 KiB
LLVM
49 lines
1.9 KiB
LLVM
; RUN: opt < %s -loop-reduce -S | FileCheck %s
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; RUN: opt -passes='require<scalar-evolution>,require<targetir>,loop(strength-reduce)' < %s -S | FileCheck %s
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;
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; PR11782: bad cast to AddRecExpr.
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; A sign extend feeds an IVUser and cannot be hoisted into the AddRec.
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; CollectIVChains should bailout on this case.
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; Provide legal integer types.
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target datalayout = "n8:16:32:64"
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%struct = type { i8*, i8*, i16, i64, i16, i16, i16, i64, i64, i16, i8*, i64, i64, i64 }
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; CHECK-LABEL: @test(
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; CHECK: for.body:
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; CHECK: lsr.iv = phi %struct
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; CHECK: br
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define i32 @test(i8* %h, i32 %more) nounwind uwtable {
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entry:
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br i1 undef, label %land.end238, label %return
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land.end238: ; preds = %if.end229
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br label %for.body
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for.body: ; preds = %sw.epilog, %land.end238
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%fbh.0 = phi %struct* [ undef, %land.end238 ], [ %incdec.ptr, %sw.epilog ]
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%column_n.0 = phi i16 [ 0, %land.end238 ], [ %inc601, %sw.epilog ]
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%conv250 = sext i16 %column_n.0 to i32
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%add257 = add nsw i32 %conv250, 1
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%conv258 = trunc i32 %add257 to i16
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%cmp263 = icmp ult i16 undef, 2
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br label %if.end388
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if.end388: ; preds = %if.then380, %if.else356
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%ColLength = getelementptr inbounds %struct, %struct* %fbh.0, i64 0, i32 7
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%call405 = call signext i16 @SQLColAttribute(i8* undef, i16 zeroext %conv258, i16 zeroext 1003, i8* null, i16 signext 0, i16* null, i64* %ColLength) nounwind
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br label %sw.epilog
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sw.epilog: ; preds = %sw.bb542, %sw.bb523, %if.end475
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%inc601 = add i16 %column_n.0, 1
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%incdec.ptr = getelementptr inbounds %struct, %struct* %fbh.0, i64 1
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br label %for.body
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return: ; preds = %entry
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ret i32 1
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}
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declare signext i16 @SQLColAttribute(i8*, i16 zeroext, i16 zeroext, i8*, i16 signext, i16*, i64*)
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