; LLVM IR from tfhe/spqlios-arithmetic :: test/testlib/zn_layouts.ll (ZN16zn32_pmat_layout11fill_randomEv)

; 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"

%class.zn32_pmat_layout = type { i64, i64, ptr }

; 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

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN16zn32_pmat_layout11fill_randomEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #1 align 2 {
  %2 = alloca ptr, align 8
  %3 = alloca ptr, align 8
  %4 = alloca i64, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %5 = load ptr, ptr %2, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #3
  %6 = getelementptr inbounds %class.zn32_pmat_layout, ptr %5, i32 0, i32 2
  %7 = load ptr, ptr %6, align 8, !tbaa !9
  store ptr %7, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #3
  store i64 0, ptr %4, align 8, !tbaa !12
  br label %8

8:                                                ; preds = %23, %1
  %9 = load i64, ptr %4, align 8, !tbaa !12
  %10 = getelementptr inbounds %class.zn32_pmat_layout, ptr %5, i32 0, i32 0
  %11 = load i64, ptr %10, align 8, !tbaa !13
  %12 = getelementptr inbounds %class.zn32_pmat_layout, ptr %5, i32 0, i32 1
  %13 = load i64, ptr %12, align 8, !tbaa !14
  %14 = mul i64 %11, %13
  %15 = icmp ult i64 %9, %14
  br i1 %15, label %17, label %16

16:                                               ; preds = %8
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #3
  br label %26

17:                                               ; preds = %8
  %18 = call noundef i64 @_Z16uniform_i64_bitsm(i64 noundef 32)
  %19 = trunc i64 %18 to i32
  %20 = load ptr, ptr %3, align 8, !tbaa !5
  %21 = load i64, ptr %4, align 8, !tbaa !12
  %22 = getelementptr inbounds i32, ptr %20, i64 %21
  store i32 %19, ptr %22, align 4, !tbaa !15
  br label %23

23:                                               ; preds = %17
  %24 = load i64, ptr %4, align 8, !tbaa !12
  %25 = add i64 %24, 1
  store i64 %25, ptr %4, align 8, !tbaa !12
  br label %8, !llvm.loop !17

26:                                               ; preds = %16
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #3
  ret void
}

declare noundef i64 @_Z16uniform_i64_bitsm(i64 noundef) #2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress 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 = { "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++ TBAA"}
!9 = !{!10, !6, i64 16}
!10 = !{!"_ZTS16zn32_pmat_layout", !11, i64 0, !11, i64 8, !6, i64 16}
!11 = !{!"long", !7, i64 0}
!12 = !{!11, !11, i64 0}
!13 = !{!10, !11, i64 0}
!14 = !{!10, !11, i64 8}
!15 = !{!16, !16, i64 0}
!16 = !{!"int", !7, i64 0}
!17 = distinct !{!17, !18}
!18 = !{!"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"

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN16zn32_pmat_layout11fill_randomEv(ptr nocapture noundef nonnull readonly align 8 dereferenceable(24) %0) local_unnamed_addr #0 align 2 {
  %2 = getelementptr inbounds i8, ptr %0, i64 16
  %3 = load ptr, ptr %2, align 8, !tbaa !5
  %4 = getelementptr inbounds i8, ptr %0, i64 8
  %5 = load i64, ptr %0, align 8, !tbaa !11
  %6 = load i64, ptr %4, align 8, !tbaa !12
  %7 = mul i64 %6, %5
  %.not = icmp eq i64 %7, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

._crit_edge:                                      ; preds = %.lr.ph, %1
  ret void

.lr.ph:                                           ; preds = %1, %.lr.ph
  %.04 = phi i64 [ %11, %.lr.ph ], [ 0, %1 ]
  %8 = tail call noundef i64 @_Z16uniform_i64_bitsm(i64 noundef 32)
  %9 = trunc i64 %8 to i32
  %10 = getelementptr inbounds i32, ptr %3, i64 %.04
  store i32 %9, ptr %10, align 4, !tbaa !13
  %11 = add nuw i64 %.04, 1
  %12 = load i64, ptr %0, align 8, !tbaa !11
  %13 = load i64, ptr %4, align 8, !tbaa !12
  %14 = mul i64 %13, %12
  %15 = icmp ult i64 %11, %14
  br i1 %15, label %.lr.ph, label %._crit_edge, !llvm.loop !15
}

declare noundef i64 @_Z16uniform_i64_bitsm(i64 noundef) local_unnamed_addr #1

attributes #0 = { mustprogress 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 #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" }

!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, !10, i64 16}
!6 = !{!"_ZTS16zn32_pmat_layout", !7, i64 0, !7, i64 8, !10, i64 16}
!7 = !{!"long", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}
!11 = !{!6, !7, i64 0}
!12 = !{!6, !7, i64 8}
!13 = !{!14, !14, i64 0}
!14 = !{!"int", !8, i64 0}
!15 = distinct !{!15, !16}
!16 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass