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