; LLVM IR from cryptid-org/cryptid-native :: dependencies/gmp/src (mini-gmp)

; 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"

; Function Attrs: nounwind uwtable
define dso_local void @mpn_copyd(ptr noundef %0, ptr noundef %1, i64 noundef %2) #0 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i64, align 8
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  store i64 %2, ptr %6, align 8, !tbaa !9
  br label %7

7:                                                ; preds = %11, %3
  %8 = load i64, ptr %6, align 8, !tbaa !9
  %9 = add nsw i64 %8, -1
  store i64 %9, ptr %6, align 8, !tbaa !9
  %10 = icmp sge i64 %9, 0
  br i1 %10, label %11, label %19

11:                                               ; preds = %7
  %12 = load ptr, ptr %5, align 8, !tbaa !5
  %13 = load i64, ptr %6, align 8, !tbaa !9
  %14 = getelementptr inbounds i64, ptr %12, i64 %13
  %15 = load i64, ptr %14, align 8, !tbaa !9
  %16 = load ptr, ptr %4, align 8, !tbaa !5
  %17 = load i64, ptr %6, align 8, !tbaa !9
  %18 = getelementptr inbounds i64, ptr %16, i64 %17
  store i64 %15, ptr %18, align 8, !tbaa !9
  br label %7, !llvm.loop !11

19:                                               ; preds = %7
  ret void
}

attributes #0 = { 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" }

!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 = !{!"long", !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: nofree norecurse nosync nounwind memory(argmem: readwrite) uwtable
define dso_local void @mpn_copyd(ptr nocapture noundef writeonly %0, ptr nocapture noundef readonly %1, i64 noundef %2) local_unnamed_addr #0 {
  %4 = icmp sgt i64 %2, 0
  br i1 %4, label %.lr.ph.preheader, label %._crit_edge

.lr.ph.preheader:                                 ; preds = %3
  %5 = ptrtoint ptr %1 to i64
  %6 = ptrtoint ptr %0 to i64
  %min.iters.check = icmp ult i64 %2, 6
  %7 = sub i64 %5, %6
  %diff.check = icmp ult i64 %7, 32
  %or.cond = or i1 %min.iters.check, %diff.check
  br i1 %or.cond, label %.lr.ph.preheader10, label %vector.ph

vector.ph:                                        ; preds = %.lr.ph.preheader
  %n.vec = and i64 %2, 9223372036854775804
  %ind.end = and i64 %2, 3
  br label %vector.body

vector.body:                                      ; preds = %vector.body, %vector.ph
  %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ]
  %8 = xor i64 %index, -1
  %9 = add i64 %8, %2
  %10 = getelementptr inbounds i64, ptr %1, i64 %9
  %11 = getelementptr inbounds i8, ptr %10, i64 -8
  %12 = getelementptr inbounds i8, ptr %10, i64 -24
  %wide.load = load <2 x i64>, ptr %11, align 8, !tbaa !5
  %wide.load6 = load <2 x i64>, ptr %12, align 8, !tbaa !5
  %13 = getelementptr inbounds i64, ptr %0, i64 %9
  %14 = getelementptr inbounds i8, ptr %13, i64 -8
  %15 = getelementptr inbounds i8, ptr %13, i64 -24
  store <2 x i64> %wide.load, ptr %14, align 8, !tbaa !5
  store <2 x i64> %wide.load6, ptr %15, align 8, !tbaa !5
  %index.next = add nuw i64 %index, 4
  %16 = icmp eq i64 %index.next, %n.vec
  br i1 %16, label %middle.block, label %vector.body, !llvm.loop !9

middle.block:                                     ; preds = %vector.body
  %cmp.n = icmp eq i64 %n.vec, %2
  br i1 %cmp.n, label %._crit_edge, label %.lr.ph.preheader10

.lr.ph.preheader10:                               ; preds = %middle.block, %.lr.ph.preheader
  %.05.ph = phi i64 [ %2, %.lr.ph.preheader ], [ %ind.end, %middle.block ]
  br label %.lr.ph

.lr.ph:                                           ; preds = %.lr.ph.preheader10, %.lr.ph
  %.05 = phi i64 [ %17, %.lr.ph ], [ %.05.ph, %.lr.ph.preheader10 ]
  %17 = add nsw i64 %.05, -1
  %18 = getelementptr inbounds i64, ptr %1, i64 %17
  %19 = load i64, ptr %18, align 8, !tbaa !5
  %20 = getelementptr inbounds i64, ptr %0, i64 %17
  store i64 %19, ptr %20, align 8, !tbaa !5
  %21 = icmp ugt i64 %.05, 1
  br i1 %21, label %.lr.ph, label %._crit_edge, !llvm.loop !13

._crit_edge:                                      ; preds = %.lr.ph, %middle.block, %3
  ret void
}

attributes #0 = { nofree norecurse nosync nounwind memory(argmem: readwrite) 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" }

!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 = !{!"long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = distinct !{!9, !10, !11, !12}
!10 = !{!"llvm.loop.mustprogress"}
!11 = !{!"llvm.loop.isvectorized", i32 1}
!12 = !{!"llvm.loop.unroll.runtime.disable"}
!13 = distinct !{!13, !10, !11}


; Effective O3 passes: CorrelatedValuePropagationPass,GlobalOptPass,InstCombinePass,JumpThreadingPass,LoopLoadEliminationPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,LoopVectorizePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass