; LLVM IR from jgaeddert/liquid-dsp :: src/matrix/src (smatrixb)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%struct.smatrixb_s = type { i32, i32, ptr, ptr, ptr, ptr, ptr, ptr, i32, i32 }

@.str = external hidden unnamed_addr constant [85 x i8], align 1
@.str.19 = external hidden unnamed_addr constant [61 x i8], align 1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

declare i32 @liquid_error_fl(i32 noundef, ptr noundef, i32 noundef, ptr noundef, ...) #1

; Function Attrs: nounwind uwtable
define dso_local zeroext i8 @smatrixb_get(ptr noundef %0, i32 noundef %1, i32 noundef %2) #2 {
  %4 = alloca i8, align 1
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  store ptr %0, ptr %5, align 8, !tbaa !5
  store i32 %1, ptr %6, align 4, !tbaa !9
  store i32 %2, ptr %7, align 4, !tbaa !9
  %10 = load i32, ptr %6, align 4, !tbaa !9
  %11 = load ptr, ptr %5, align 8, !tbaa !5
  %12 = getelementptr inbounds %struct.smatrixb_s, ptr %11, i32 0, i32 0
  %13 = load i32, ptr %12, align 8, !tbaa !11
  %14 = icmp uge i32 %10, %13
  br i1 %14, label %21, label %15

15:                                               ; preds = %3
  %16 = load i32, ptr %7, align 4, !tbaa !9
  %17 = load ptr, ptr %5, align 8, !tbaa !5
  %18 = getelementptr inbounds %struct.smatrixb_s, ptr %17, i32 0, i32 1
  %19 = load i32, ptr %18, align 4, !tbaa !13
  %20 = icmp uge i32 %16, %19
  br i1 %20, label %21, label %31

21:                                               ; preds = %15, %3
  %22 = load i32, ptr %6, align 4, !tbaa !9
  %23 = load i32, ptr %7, align 4, !tbaa !9
  %24 = load ptr, ptr %5, align 8, !tbaa !5
  %25 = getelementptr inbounds %struct.smatrixb_s, ptr %24, i32 0, i32 0
  %26 = load i32, ptr %25, align 8, !tbaa !11
  %27 = load ptr, ptr %5, align 8, !tbaa !5
  %28 = getelementptr inbounds %struct.smatrixb_s, ptr %27, i32 0, i32 1
  %29 = load i32, ptr %28, align 4, !tbaa !13
  %30 = call i32 (i32, ptr, i32, ptr, ...) @liquid_error_fl(i32 noundef 5, ptr noundef @.str, i32 noundef 450, ptr noundef @.str.19, i32 noundef %22, i32 noundef %23, i32 noundef %26, i32 noundef %29)
  store i8 0, ptr %4, align 1
  br label %75

31:                                               ; preds = %15
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #3
  store i32 0, ptr %8, align 4, !tbaa !9
  br label %32

32:                                               ; preds = %70, %31
  %33 = load i32, ptr %8, align 4, !tbaa !9
  %34 = load ptr, ptr %5, align 8, !tbaa !5
  %35 = getelementptr inbounds %struct.smatrixb_s, ptr %34, i32 0, i32 6
  %36 = load ptr, ptr %35, align 8, !tbaa !14
  %37 = load i32, ptr %6, align 4, !tbaa !9
  %38 = zext i32 %37 to i64
  %39 = getelementptr inbounds i32, ptr %36, i64 %38
  %40 = load i32, ptr %39, align 4, !tbaa !9
  %41 = icmp ult i32 %33, %40
  br i1 %41, label %42, label %73

42:                                               ; preds = %32
  %43 = load ptr, ptr %5, align 8, !tbaa !5
  %44 = getelementptr inbounds %struct.smatrixb_s, ptr %43, i32 0, i32 2
  %45 = load ptr, ptr %44, align 8, !tbaa !15
  %46 = load i32, ptr %6, align 4, !tbaa !9
  %47 = zext i32 %46 to i64
  %48 = getelementptr inbounds ptr, ptr %45, i64 %47
  %49 = load ptr, ptr %48, align 8, !tbaa !5
  %50 = load i32, ptr %8, align 4, !tbaa !9
  %51 = zext i32 %50 to i64
  %52 = getelementptr inbounds i16, ptr %49, i64 %51
  %53 = load i16, ptr %52, align 2, !tbaa !16
  %54 = zext i16 %53 to i32
  %55 = load i32, ptr %7, align 4, !tbaa !9
  %56 = icmp eq i32 %54, %55
  br i1 %56, label %57, label %69

57:                                               ; preds = %42
  %58 = load ptr, ptr %5, align 8, !tbaa !5
  %59 = getelementptr inbounds %struct.smatrixb_s, ptr %58, i32 0, i32 4
  %60 = load ptr, ptr %59, align 8, !tbaa !18
  %61 = load i32, ptr %6, align 4, !tbaa !9
  %62 = zext i32 %61 to i64
  %63 = getelementptr inbounds ptr, ptr %60, i64 %62
  %64 = load ptr, ptr %63, align 8, !tbaa !5
  %65 = load i32, ptr %8, align 4, !tbaa !9
  %66 = zext i32 %65 to i64
  %67 = getelementptr inbounds i8, ptr %64, i64 %66
  %68 = load i8, ptr %67, align 1, !tbaa !19
  store i8 %68, ptr %4, align 1
  store i32 1, ptr %9, align 4
  br label %74

69:                                               ; preds = %42
  br label %70

70:                                               ; preds = %69
  %71 = load i32, ptr %8, align 4, !tbaa !9
  %72 = add i32 %71, 1
  store i32 %72, ptr %8, align 4, !tbaa !9
  br label %32, !llvm.loop !20

73:                                               ; preds = %32
  store i8 0, ptr %4, align 1
  store i32 1, ptr %9, align 4
  br label %74

74:                                               ; preds = %73, %57
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #3
  br label %75

75:                                               ; preds = %74, %21
  %76 = load i8, ptr %4, align 1
  ret i8 %76
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !10, i64 0}
!12 = !{!"smatrixb_s", !10, i64 0, !10, i64 4, !6, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40, !6, i64 48, !10, i64 56, !10, i64 60}
!13 = !{!12, !10, i64 4}
!14 = !{!12, !6, i64 40}
!15 = !{!12, !6, i64 8}
!16 = !{!17, !17, i64 0}
!17 = !{!"short", !7, i64 0}
!18 = !{!12, !6, i64 24}
!19 = !{!7, !7, i64 0}
!20 = distinct !{!20, !21}
!21 = !{!"llvm.loop.mustprogress"}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

@.str = external hidden unnamed_addr constant [85 x i8], align 1
@.str.19 = external hidden unnamed_addr constant [61 x i8], align 1

declare i32 @liquid_error_fl(i32 noundef, ptr noundef, i32 noundef, ptr noundef, ...) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local zeroext i8 @smatrixb_get(ptr nocapture noundef readonly %0, i32 noundef %1, i32 noundef %2) local_unnamed_addr #1 {
  %4 = load i32, ptr %0, align 8, !tbaa !5
  %.not = icmp ugt i32 %4, %1
  %5 = getelementptr inbounds i8, ptr %0, i64 4
  %6 = load i32, ptr %5, align 4, !tbaa !11
  %.not22 = icmp ugt i32 %6, %2
  %or.cond = select i1 %.not, i1 %.not22, i1 false
  br i1 %or.cond, label %.preheader, label %._crit_edge

.preheader:                                       ; preds = %3
  %7 = getelementptr inbounds i8, ptr %0, i64 40
  %8 = load ptr, ptr %7, align 8, !tbaa !12
  %9 = zext i32 %1 to i64
  %10 = getelementptr inbounds i32, ptr %8, i64 %9
  %11 = load i32, ptr %10, align 4, !tbaa !13
  %.not26 = icmp eq i32 %11, 0
  br i1 %.not26, label %.loopexit, label %.lr.ph

.lr.ph:                                           ; preds = %.preheader
  %12 = getelementptr inbounds i8, ptr %0, i64 8
  %13 = load ptr, ptr %12, align 8, !tbaa !14
  %14 = getelementptr inbounds ptr, ptr %13, i64 %9
  %15 = load ptr, ptr %14, align 8, !tbaa !15
  %wide.trip.count = zext i32 %11 to i64
  br label %18

._crit_edge:                                      ; preds = %3
  %16 = tail call i32 (i32, ptr, i32, ptr, ...) @liquid_error_fl(i32 noundef 5, ptr noundef nonnull @.str, i32 noundef 450, ptr noundef nonnull @.str.19, i32 noundef %1, i32 noundef %2, i32 noundef %4, i32 noundef %6) #2
  br label %.loopexit

17:                                               ; preds = %18
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
  br i1 %exitcond.not, label %.loopexit, label %18, !llvm.loop !16

18:                                               ; preds = %.lr.ph, %17
  %indvars.iv = phi i64 [ 0, %.lr.ph ], [ %indvars.iv.next, %17 ]
  %19 = getelementptr inbounds i16, ptr %15, i64 %indvars.iv
  %20 = load i16, ptr %19, align 2, !tbaa !18
  %21 = zext i16 %20 to i32
  %22 = icmp eq i32 %21, %2
  br i1 %22, label %23, label %17

23:                                               ; preds = %18
  %24 = getelementptr inbounds i8, ptr %0, i64 24
  %25 = load ptr, ptr %24, align 8, !tbaa !20
  %26 = getelementptr inbounds ptr, ptr %25, i64 %9
  %27 = load ptr, ptr %26, align 8, !tbaa !15
  %28 = getelementptr inbounds i8, ptr %27, i64 %indvars.iv
  %29 = load i8, ptr %28, align 1, !tbaa !21
  br label %.loopexit

.loopexit:                                        ; preds = %17, %.preheader, %23, %._crit_edge
  %.1 = phi i8 [ 0, %._crit_edge ], [ %29, %23 ], [ 0, %.preheader ], [ 0, %17 ]
  ret i8 %.1
}

attributes #0 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !7, i64 0}
!6 = !{!"smatrixb_s", !7, i64 0, !7, i64 4, !10, i64 8, !10, i64 16, !10, i64 24, !10, i64 32, !10, i64 40, !10, i64 48, !7, i64 56, !7, i64 60}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}
!11 = !{!6, !7, i64 4}
!12 = !{!6, !10, i64 40}
!13 = !{!7, !7, i64 0}
!14 = !{!6, !10, i64 8}
!15 = !{!10, !10, i64 0}
!16 = distinct !{!16, !17}
!17 = !{!"llvm.loop.mustprogress"}
!18 = !{!19, !19, i64 0}
!19 = !{!"short", !8, i64 0}
!20 = !{!6, !10, i64 24}
!21 = !{!8, !8, i64 0}


; Effective O3 passes: BDCEPass,CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass