; LLVM IR from tevador/RandomX :: src/blake2_generator.ll (ZN7randomx15Blake2GeneratorC2EPKvmi)

; 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.randomx::Blake2Generator" = type { [64 x i8], i64 }

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN7randomx15Blake2GeneratorC2EPKvmi(ptr noundef nonnull align 8 dereferenceable(72) %0, ptr noundef %1, i64 noundef %2, i32 noundef %3) unnamed_addr #0 align 2 {
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i64, align 8
  %8 = alloca i32, align 4
  store ptr %0, ptr %5, align 8, !tbaa !5
  store ptr %1, ptr %6, align 8, !tbaa !5
  store i64 %2, ptr %7, align 8, !tbaa !9
  store i32 %3, ptr %8, align 4, !tbaa !11
  %9 = load ptr, ptr %5, align 8
  %10 = getelementptr inbounds %"class.randomx::Blake2Generator", ptr %9, i32 0, i32 1
  store i64 64, ptr %10, align 8, !tbaa !13
  %11 = getelementptr inbounds %"class.randomx::Blake2Generator", ptr %9, i32 0, i32 0
  %12 = getelementptr inbounds [64 x i8], ptr %11, i64 0, i64 0
  call void @llvm.memset.p0.i64(ptr align 8 %12, i8 0, i64 64, i1 false)
  %13 = getelementptr inbounds %"class.randomx::Blake2Generator", ptr %9, i32 0, i32 0
  %14 = getelementptr inbounds [64 x i8], ptr %13, i64 0, i64 0
  %15 = load ptr, ptr %6, align 8, !tbaa !5
  %16 = load i64, ptr %7, align 8, !tbaa !9
  %17 = icmp ugt i64 %16, 60
  br i1 %17, label %18, label %19

18:                                               ; preds = %4
  br label %21

19:                                               ; preds = %4
  %20 = load i64, ptr %7, align 8, !tbaa !9
  br label %21

21:                                               ; preds = %19, %18
  %22 = phi i64 [ 60, %18 ], [ %20, %19 ]
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %14, ptr align 1 %15, i64 %22, i1 false)
  %23 = getelementptr inbounds %"class.randomx::Blake2Generator", ptr %9, i32 0, i32 0
  %24 = getelementptr inbounds [64 x i8], ptr %23, i64 0, i64 60
  %25 = load i32, ptr %8, align 4, !tbaa !11
  call void @_ZL7store32Pvj(ptr noundef %24, i32 noundef %25)
  ret void
}

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #1

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare hidden void @_ZL7store32Pvj(ptr noundef, i32 noundef) #3

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 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #2 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { inlinehint mustprogress 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++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"long", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !7, i64 0}
!13 = !{!14, !10, i64 64}
!14 = !{!"_ZTSN7randomx15Blake2GeneratorE", !7, i64 0, !10, i64 64}


; 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 nounwind uwtable
define dso_local void @_ZN7randomx15Blake2GeneratorC2EPKvmi(ptr noundef nonnull align 8 dereferenceable(72) %0, ptr nocapture noundef readonly %1, i64 noundef %2, i32 noundef %3) unnamed_addr #0 align 2 {
  %5 = getelementptr inbounds i8, ptr %0, i64 64
  store i64 64, ptr %5, align 8, !tbaa !5
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(64) %0, i8 0, i64 64, i1 false)
  %6 = tail call i64 @llvm.umin.i64(i64 %2, i64 60)
  tail call void @llvm.memcpy.p0.p0.i64(ptr nonnull align 8 %0, ptr align 1 %1, i64 %6, i1 false)
  %7 = getelementptr inbounds i8, ptr %0, i64 60
  tail call void @_ZL7store32Pvj(ptr noundef nonnull %7, i32 noundef %3)
  ret void
}

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #1

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare hidden void @_ZL7store32Pvj(ptr noundef, i32 noundef) local_unnamed_addr #3

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i64 @llvm.umin.i64(i64, i64) #4

attributes #0 = { mustprogress 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 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #2 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { inlinehint mustprogress 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 #4 = { 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, !9, i64 64}
!6 = !{!"_ZTSN7randomx15Blake2GeneratorE", !7, i64 0, !9, i64 64}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!"long", !7, i64 0}


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