; LLVM IR from guanzhi/GmSSL :: src (kyber)

; 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.SM3_CTX = type { [8 x i32], i64, [64 x i8], i64 }

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

declare void @sm3_init(ptr noundef) #1

declare void @sm3_update(ptr noundef, ptr noundef, i64 noundef) #1

declare void @sm3_finish(ptr noundef, ptr noundef) #1

; 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 void @kyber_g_hash(ptr noundef %0, i64 noundef %1, ptr noundef %2) #2 {
  %4 = alloca ptr, align 8
  %5 = alloca i64, align 8
  %6 = alloca ptr, align 8
  %7 = alloca %struct.SM3_CTX, align 8
  %8 = alloca [4 x i8], align 1
  store ptr %0, ptr %4, align 8, !tbaa !5
  store i64 %1, ptr %5, align 8, !tbaa !9
  store ptr %2, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 112, ptr %7) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #4
  call void @llvm.memset.p0.i64(ptr align 1 %8, i8 0, i64 4, i1 false)
  call void @sm3_init(ptr noundef %7)
  %9 = load ptr, ptr %4, align 8, !tbaa !5
  %10 = load i64, ptr %5, align 8, !tbaa !9
  call void @sm3_update(ptr noundef %7, ptr noundef %9, i64 noundef %10)
  %11 = getelementptr inbounds [4 x i8], ptr %8, i64 0, i64 0
  call void @sm3_update(ptr noundef %7, ptr noundef %11, i64 noundef 4)
  %12 = load ptr, ptr %6, align 8, !tbaa !5
  call void @sm3_finish(ptr noundef %7, ptr noundef %12)
  %13 = getelementptr inbounds [4 x i8], ptr %8, i64 0, i64 3
  store i8 1, ptr %13, align 1, !tbaa !11
  call void @sm3_init(ptr noundef %7)
  %14 = load ptr, ptr %4, align 8, !tbaa !5
  %15 = load i64, ptr %5, align 8, !tbaa !9
  call void @sm3_update(ptr noundef %7, ptr noundef %14, i64 noundef %15)
  %16 = getelementptr inbounds [4 x i8], ptr %8, i64 0, i64 0
  call void @sm3_update(ptr noundef %7, ptr noundef %16, i64 noundef 4)
  %17 = load ptr, ptr %6, align 8, !tbaa !5
  %18 = getelementptr inbounds i8, ptr %17, i64 32
  call void @sm3_finish(ptr noundef %7, ptr noundef %18)
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 112, ptr %7) #4
  ret void
}

; 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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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 = { 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, !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 = !{!7, !7, i64 0}


; 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.SM3_CTX = type { [8 x i32], i64, [64 x i8], i64 }

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

declare void @sm3_init(ptr noundef) local_unnamed_addr #1

declare void @sm3_update(ptr noundef, ptr noundef, i64 noundef) local_unnamed_addr #1

declare void @sm3_finish(ptr noundef, ptr noundef) local_unnamed_addr #1

; Function Attrs: mustprogress 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 void @kyber_g_hash(ptr noundef %0, i64 noundef %1, ptr noundef %2) local_unnamed_addr #2 {
  %4 = alloca %struct.SM3_CTX, align 8
  %5 = alloca [4 x i8], align 4
  call void @llvm.lifetime.start.p0(i64 112, ptr nonnull %4) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #3
  store i32 0, ptr %5, align 4
  call void @sm3_init(ptr noundef nonnull %4) #3
  call void @sm3_update(ptr noundef nonnull %4, ptr noundef %0, i64 noundef %1) #3
  call void @sm3_update(ptr noundef nonnull %4, ptr noundef nonnull %5, i64 noundef 4) #3
  call void @sm3_finish(ptr noundef nonnull %4, ptr noundef %2) #3
  %6 = getelementptr inbounds i8, ptr %5, i64 3
  store i8 1, ptr %6, align 1, !tbaa !5
  call void @sm3_init(ptr noundef nonnull %4) #3
  call void @sm3_update(ptr noundef nonnull %4, ptr noundef %0, i64 noundef %1) #3
  call void @sm3_update(ptr noundef nonnull %4, ptr noundef nonnull %5, i64 noundef 4) #3
  %7 = getelementptr inbounds i8, ptr %2, i64 32
  call void @sm3_finish(ptr noundef nonnull %4, ptr noundef nonnull %7) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #3
  call void @llvm.lifetime.end.p0(i64 112, ptr nonnull %4) #3
  ret void
}

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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 }

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


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,SROAPass