; LLVM IR from ARMmbed/mbed-crypto :: programs/test (benchmark)

; 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.mbedtls_ecp_group = type { i32, %struct.mbedtls_mpi, %struct.mbedtls_mpi, %struct.mbedtls_mpi, %struct.mbedtls_ecp_point, %struct.mbedtls_mpi, i64, i64, i32, ptr, ptr, ptr, ptr, ptr, i64 }
%struct.mbedtls_ecp_point = type { %struct.mbedtls_mpi, %struct.mbedtls_mpi, %struct.mbedtls_mpi }
%struct.mbedtls_mpi = type { i32, i64, ptr }

; Function Attrs: nounwind uwtable
define dso_local void @ecp_clear_precomputed(ptr noundef %0) #0 {
  %2 = alloca ptr, align 8
  %3 = alloca i64, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %4 = load ptr, ptr %2, align 8, !tbaa !5
  %5 = getelementptr inbounds %struct.mbedtls_ecp_group, ptr %4, i32 0, i32 13
  %6 = load ptr, ptr %5, align 8, !tbaa !9
  %7 = icmp ne ptr %6, null
  br i1 %7, label %8, label %28

8:                                                ; preds = %1
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #4
  store i64 0, ptr %3, align 8, !tbaa !15
  br label %9

9:                                                ; preds = %21, %8
  %10 = load i64, ptr %3, align 8, !tbaa !15
  %11 = load ptr, ptr %2, align 8, !tbaa !5
  %12 = getelementptr inbounds %struct.mbedtls_ecp_group, ptr %11, i32 0, i32 14
  %13 = load i64, ptr %12, align 8, !tbaa !16
  %14 = icmp ult i64 %10, %13
  br i1 %14, label %15, label %24

15:                                               ; preds = %9
  %16 = load ptr, ptr %2, align 8, !tbaa !5
  %17 = getelementptr inbounds %struct.mbedtls_ecp_group, ptr %16, i32 0, i32 13
  %18 = load ptr, ptr %17, align 8, !tbaa !9
  %19 = load i64, ptr %3, align 8, !tbaa !15
  %20 = getelementptr inbounds %struct.mbedtls_ecp_point, ptr %18, i64 %19
  call void @mbedtls_ecp_point_free(ptr noundef %20)
  br label %21

21:                                               ; preds = %15
  %22 = load i64, ptr %3, align 8, !tbaa !15
  %23 = add i64 %22, 1
  store i64 %23, ptr %3, align 8, !tbaa !15
  br label %9, !llvm.loop !17

24:                                               ; preds = %9
  %25 = load ptr, ptr %2, align 8, !tbaa !5
  %26 = getelementptr inbounds %struct.mbedtls_ecp_group, ptr %25, i32 0, i32 13
  %27 = load ptr, ptr %26, align 8, !tbaa !9
  call void @free(ptr noundef %27) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #4
  br label %28

28:                                               ; preds = %24, %1
  %29 = load ptr, ptr %2, align 8, !tbaa !5
  %30 = getelementptr inbounds %struct.mbedtls_ecp_group, ptr %29, i32 0, i32 13
  store ptr null, ptr %30, align 8, !tbaa !9
  %31 = load ptr, ptr %2, align 8, !tbaa !5
  %32 = getelementptr inbounds %struct.mbedtls_ecp_group, ptr %31, i32 0, i32 14
  store i64 0, ptr %32, align 8, !tbaa !16
  ret void
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

declare void @mbedtls_ecp_point_free(ptr noundef) #2

; Function Attrs: nounwind
declare void @free(ptr noundef) #3

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

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" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 "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 #4 = { 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, !6, i64 232}
!10 = !{!"mbedtls_ecp_group", !11, i64 0, !12, i64 8, !12, i64 32, !12, i64 56, !14, i64 80, !12, i64 152, !13, i64 176, !13, i64 184, !11, i64 192, !6, i64 200, !6, i64 208, !6, i64 216, !6, i64 224, !6, i64 232, !13, i64 240}
!11 = !{!"int", !7, i64 0}
!12 = !{!"mbedtls_mpi", !11, i64 0, !13, i64 8, !6, i64 16}
!13 = !{!"long", !7, i64 0}
!14 = !{!"mbedtls_ecp_point", !12, i64 0, !12, i64 24, !12, i64 48}
!15 = !{!13, !13, i64 0}
!16 = !{!10, !13, i64 240}
!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"

%struct.mbedtls_ecp_point = type { %struct.mbedtls_mpi, %struct.mbedtls_mpi, %struct.mbedtls_mpi }
%struct.mbedtls_mpi = type { i32, i64, ptr }

; Function Attrs: nounwind uwtable
define dso_local void @ecp_clear_precomputed(ptr nocapture noundef %0) local_unnamed_addr #0 {
  %2 = getelementptr inbounds i8, ptr %0, i64 232
  %3 = load ptr, ptr %2, align 8, !tbaa !5
  %.not = icmp eq ptr %3, null
  br i1 %.not, label %12, label %.preheader

.preheader:                                       ; preds = %1
  %4 = getelementptr inbounds i8, ptr %0, i64 240
  %5 = load i64, ptr %4, align 8, !tbaa !14
  %.not9 = icmp eq i64 %5, 0
  br i1 %.not9, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %.preheader, %.lr.ph
  %.08 = phi i64 [ %8, %.lr.ph ], [ 0, %.preheader ]
  %6 = load ptr, ptr %2, align 8, !tbaa !5
  %7 = getelementptr inbounds %struct.mbedtls_ecp_point, ptr %6, i64 %.08
  tail call void @mbedtls_ecp_point_free(ptr noundef %7) #4
  %8 = add nuw i64 %.08, 1
  %9 = load i64, ptr %4, align 8, !tbaa !14
  %10 = icmp ult i64 %8, %9
  br i1 %10, label %.lr.ph, label %._crit_edge.loopexit, !llvm.loop !15

._crit_edge.loopexit:                             ; preds = %.lr.ph
  %.pre = load ptr, ptr %2, align 8, !tbaa !5
  br label %._crit_edge

._crit_edge:                                      ; preds = %._crit_edge.loopexit, %.preheader
  %11 = phi ptr [ %.pre, %._crit_edge.loopexit ], [ %3, %.preheader ]
  tail call void @free(ptr noundef %11) #4
  br label %12

12:                                               ; preds = %._crit_edge, %1
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %2, i8 0, i64 16, i1 false)
  ret void
}

declare void @mbedtls_ecp_point_free(ptr noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite)
declare void @free(ptr allocptr nocapture noundef) local_unnamed_addr #2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #3

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" }
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 = { mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite) "alloc-family"="malloc" "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 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #4 = { 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, !12, i64 232}
!6 = !{!"mbedtls_ecp_group", !7, i64 0, !10, i64 8, !10, i64 32, !10, i64 56, !13, i64 80, !10, i64 152, !11, i64 176, !11, i64 184, !7, i64 192, !12, i64 200, !12, i64 208, !12, i64 216, !12, i64 224, !12, i64 232, !11, i64 240}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"mbedtls_mpi", !7, i64 0, !11, i64 8, !12, i64 16}
!11 = !{!"long", !8, i64 0}
!12 = !{!"any pointer", !8, i64 0}
!13 = !{!"mbedtls_ecp_point", !10, i64 0, !10, i64 24, !10, i64 48}
!14 = !{!6, !11, i64 240}
!15 = distinct !{!15, !16}
!16 = !{!"llvm.loop.mustprogress"}


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