mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-09-07 01:54:50 +00:00
44 lines
1.7 KiB
LLVM
44 lines
1.7 KiB
LLVM
|
; RUN: opt < %s -loop-reduce -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.
|
||
|
|
||
|
%struct = type { i8*, i8*, i16, i64, i16, i16, i16, i64, i64, i16, i8*, i64, i64, i64 }
|
||
|
|
||
|
; CHECK: @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* %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* %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*)
|