; LLVM IR from Tiramisu-Compiler/tiramisu :: 3rdParty/isl/imath (imath)

; 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.mpz = type { i32, ptr, i32, i32, i8 }

@.str.1 = external hidden unnamed_addr constant [87 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [35 x i8], align 1
@__PRETTY_FUNCTION__.mp_int_neg = external hidden unnamed_addr constant [37 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

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #1

; Function Attrs: nounwind uwtable
declare dso_local i32 @mp_int_copy(ptr noundef, ptr noundef) #2

; Function Attrs: nounwind uwtable
define dso_local i32 @mp_int_neg(ptr noundef %0, ptr noundef %1) #2 {
  %3 = alloca i32, align 4
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #3
  %8 = load ptr, ptr %4, align 8, !tbaa !5
  %9 = icmp ne ptr %8, null
  br i1 %9, label %10, label %14

10:                                               ; preds = %2
  %11 = load ptr, ptr %5, align 8, !tbaa !5
  %12 = icmp ne ptr %11, null
  br i1 %12, label %13, label %14

13:                                               ; preds = %10
  br label %15

14:                                               ; preds = %10, %2
  call void @__assert_fail(ptr noundef @.str.3, ptr noundef @.str.1, i32 noundef 549, ptr noundef @__PRETTY_FUNCTION__.mp_int_neg) #4
  unreachable

15:                                               ; preds = %13
  %16 = load ptr, ptr %4, align 8, !tbaa !5
  %17 = load ptr, ptr %5, align 8, !tbaa !5
  %18 = call i32 @mp_int_copy(ptr noundef %16, ptr noundef %17)
  store i32 %18, ptr %6, align 4, !tbaa !9
  %19 = icmp ne i32 %18, 0
  br i1 %19, label %20, label %22

20:                                               ; preds = %15
  %21 = load i32, ptr %6, align 4, !tbaa !9
  store i32 %21, ptr %3, align 4
  store i32 1, ptr %7, align 4
  br label %56

22:                                               ; preds = %15
  %23 = load ptr, ptr %5, align 8, !tbaa !5
  %24 = getelementptr inbounds %struct.mpz, ptr %23, i32 0, i32 3
  %25 = load i32, ptr %24, align 4, !tbaa !11
  %26 = icmp eq i32 %25, 1
  br i1 %26, label %27, label %35

27:                                               ; preds = %22
  %28 = load ptr, ptr %5, align 8, !tbaa !5
  %29 = getelementptr inbounds %struct.mpz, ptr %28, i32 0, i32 1
  %30 = load ptr, ptr %29, align 8, !tbaa !13
  %31 = getelementptr inbounds i32, ptr %30, i64 0
  %32 = load i32, ptr %31, align 4, !tbaa !9
  %33 = icmp eq i32 %32, 0
  br i1 %33, label %34, label %35

34:                                               ; preds = %27
  br label %43

35:                                               ; preds = %27, %22
  %36 = load ptr, ptr %5, align 8, !tbaa !5
  %37 = getelementptr inbounds %struct.mpz, ptr %36, i32 0, i32 4
  %38 = load i8, ptr %37, align 8, !tbaa !14
  %39 = zext i8 %38 to i32
  %40 = icmp eq i32 %39, 1
  %41 = zext i1 %40 to i64
  %42 = select i1 %40, i32 -1, i32 1
  br label %43

43:                                               ; preds = %35, %34
  %44 = phi i32 [ 0, %34 ], [ %42, %35 ]
  %45 = icmp ne i32 %44, 0
  br i1 %45, label %46, label %55

46:                                               ; preds = %43
  %47 = load ptr, ptr %4, align 8, !tbaa !5
  %48 = getelementptr inbounds %struct.mpz, ptr %47, i32 0, i32 4
  %49 = load i8, ptr %48, align 8, !tbaa !14
  %50 = zext i8 %49 to i32
  %51 = sub nsw i32 1, %50
  %52 = trunc i32 %51 to i8
  %53 = load ptr, ptr %5, align 8, !tbaa !5
  %54 = getelementptr inbounds %struct.mpz, ptr %53, i32 0, i32 4
  store i8 %52, ptr %54, align 8, !tbaa !14
  br label %55

55:                                               ; preds = %46, %43
  store i32 0, ptr %3, align 4
  store i32 1, ptr %7, align 4
  br label %56

56:                                               ; preds = %55, %20
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #3
  %57 = load i32, ptr %3, align 4
  ret i32 %57
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { noreturn nounwind "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 }
attributes #4 = { noreturn 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 20}
!12 = !{!"mpz", !10, i64 0, !6, i64 8, !10, i64 16, !10, i64 20, !7, i64 24}
!13 = !{!12, !6, i64 8}
!14 = !{!12, !7, i64 24}


; 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.1 = external hidden unnamed_addr constant [87 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [35 x i8], align 1
@__PRETTY_FUNCTION__.mp_int_neg = external hidden unnamed_addr constant [37 x i8], align 1

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
declare dso_local i32 @mp_int_copy(ptr noundef, ptr noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local i32 @mp_int_neg(ptr noundef %0, ptr noundef %1) local_unnamed_addr #1 {
  %3 = icmp ne ptr %0, null
  %4 = icmp ne ptr %1, null
  %or.cond = and i1 %3, %4
  br i1 %or.cond, label %6, label %5

5:                                                ; preds = %2
  tail call void @__assert_fail(ptr noundef nonnull @.str.3, ptr noundef nonnull @.str.1, i32 noundef 549, ptr noundef nonnull @__PRETTY_FUNCTION__.mp_int_neg) #2
  unreachable

6:                                                ; preds = %2
  %7 = tail call i32 @mp_int_copy(ptr noundef nonnull %0, ptr noundef nonnull %1)
  %.not = icmp eq i32 %7, 0
  br i1 %.not, label %8, label %21

8:                                                ; preds = %6
  %9 = getelementptr inbounds i8, ptr %1, i64 20
  %10 = load i32, ptr %9, align 4, !tbaa !5
  %11 = icmp eq i32 %10, 1
  br i1 %11, label %12, label %.critedge

12:                                               ; preds = %8
  %13 = getelementptr inbounds i8, ptr %1, i64 8
  %14 = load ptr, ptr %13, align 8, !tbaa !11
  %15 = load i32, ptr %14, align 4, !tbaa !12
  %16 = icmp eq i32 %15, 0
  br i1 %16, label %21, label %.critedge

.critedge:                                        ; preds = %12, %8
  %17 = getelementptr inbounds i8, ptr %0, i64 24
  %18 = load i8, ptr %17, align 8, !tbaa !13
  %19 = sub i8 1, %18
  %20 = getelementptr inbounds i8, ptr %1, i64 24
  store i8 %19, ptr %20, align 8, !tbaa !13
  br label %21

21:                                               ; preds = %.critedge, %12, %6
  ret i32 %7
}

attributes #0 = { noreturn nounwind "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 = { noreturn 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 20}
!6 = !{!"mpz", !7, i64 0, !10, i64 8, !7, i64 16, !7, i64 20, !8, i64 24}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}
!11 = !{!6, !10, i64 8}
!12 = !{!7, !7, i64 0}
!13 = !{!6, !8, i64 24}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,SROAPass,SimplifyCFGPass,TailCallElimPass