; LLVM IR from FrancesoM/Bisc8FX :: sdk_projects/bisc8_platform/zynq_fsbl (image_mover)

; 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.HeaderArray = type { [16 x i32] }

; 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: nounwind uwtable
define dso_local i32 @ValidatePartitionHeaderChecksum(ptr noundef %0) #1 {
  %2 = alloca i32, align 4
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #2
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #2
  store i32 0, ptr %4, align 4, !tbaa !9
  store i32 0, ptr %5, align 4, !tbaa !9
  br label %7

7:                                                ; preds = %19, %1
  %8 = load i32, ptr %5, align 4, !tbaa !9
  %9 = icmp ult i32 %8, 15
  br i1 %9, label %10, label %22

10:                                               ; preds = %7
  %11 = load ptr, ptr %3, align 8, !tbaa !5
  %12 = getelementptr inbounds %struct.HeaderArray, ptr %11, i32 0, i32 0
  %13 = load i32, ptr %5, align 4, !tbaa !9
  %14 = zext i32 %13 to i64
  %15 = getelementptr inbounds [16 x i32], ptr %12, i64 0, i64 %14
  %16 = load i32, ptr %15, align 4, !tbaa !9
  %17 = load i32, ptr %4, align 4, !tbaa !9
  %18 = add i32 %17, %16
  store i32 %18, ptr %4, align 4, !tbaa !9
  br label %19

19:                                               ; preds = %10
  %20 = load i32, ptr %5, align 4, !tbaa !9
  %21 = add i32 %20, 1
  store i32 %21, ptr %5, align 4, !tbaa !9
  br label %7, !llvm.loop !11

22:                                               ; preds = %7
  %23 = load i32, ptr %4, align 4, !tbaa !9
  %24 = xor i32 %23, -1
  store i32 %24, ptr %4, align 4, !tbaa !9
  %25 = load ptr, ptr %3, align 8, !tbaa !5
  %26 = getelementptr inbounds %struct.HeaderArray, ptr %25, i32 0, i32 0
  %27 = getelementptr inbounds [16 x i32], ptr %26, i64 0, i64 15
  %28 = load i32, ptr %27, align 4, !tbaa !9
  %29 = load i32, ptr %4, align 4, !tbaa !9
  %30 = icmp ne i32 %28, %29
  br i1 %30, label %31, label %32

31:                                               ; preds = %22
  store i32 1, ptr %2, align 4
  store i32 1, ptr %6, align 4
  br label %33

32:                                               ; preds = %22
  store i32 0, ptr %2, align 4
  store i32 1, ptr %6, align 4
  br label %33

33:                                               ; preds = %32, %31
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #2
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #2
  %34 = load i32, ptr %2, align 4
  ret i32 %34
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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, !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 = distinct !{!11, !12}
!12 = !{!"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 nofree norecurse nosync nounwind willreturn memory(argmem: read) uwtable
define dso_local range(i32 0, 2) i32 @ValidatePartitionHeaderChecksum(ptr nocapture noundef readonly %0) local_unnamed_addr #0 {
  %2 = load <8 x i32>, ptr %0, align 4, !tbaa !5
  %3 = getelementptr inbounds i8, ptr %0, i64 32
  %4 = load <4 x i32>, ptr %3, align 4, !tbaa !5
  %5 = getelementptr inbounds i8, ptr %0, i64 48
  %6 = load i32, ptr %5, align 4, !tbaa !5
  %7 = getelementptr inbounds i8, ptr %0, i64 52
  %8 = load i32, ptr %7, align 4, !tbaa !5
  %9 = getelementptr inbounds i8, ptr %0, i64 56
  %10 = load i32, ptr %9, align 4, !tbaa !5
  %11 = tail call i32 @llvm.vector.reduce.add.v8i32(<8 x i32> %2)
  %12 = tail call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> %4)
  %op.rdx = add i32 %11, %12
  %op.rdx13 = add i32 %op.rdx, %6
  %op.rdx14 = add i32 %8, %10
  %op.rdx15 = add i32 %op.rdx13, %op.rdx14
  %13 = getelementptr inbounds i8, ptr %0, i64 60
  %14 = load i32, ptr %13, align 4, !tbaa !5
  %15 = xor i32 %14, %op.rdx15
  %.not = icmp ne i32 %15, -1
  %. = zext i1 %.not to i32
  ret i32 %.
}

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.vector.reduce.add.v8i32(<8 x i32>) #1

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.vector.reduce.add.v4i32(<4 x i32>) #1

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read) 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 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }

!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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,LCSSAPass,LoopRotatePass,PostOrderFunctionAttrsPass,ReassociatePass,SLPVectorizerPass,SROAPass,SimplifyCFGPass,TailCallElimPass