; LLVM IR from glaretechnologies/substrata :: opus/opus-1.3.1/celt (entenc)

; 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.ec_ctx = type { ptr, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32 }

; Function Attrs: nounwind uwtable
define dso_local void @ec_enc_init(ptr noundef %0, ptr noundef %1, i32 noundef %2) #0 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  store i32 %2, ptr %6, align 4, !tbaa !9
  %7 = load ptr, ptr %5, align 8, !tbaa !5
  %8 = load ptr, ptr %4, align 8, !tbaa !5
  %9 = getelementptr inbounds %struct.ec_ctx, ptr %8, i32 0, i32 0
  store ptr %7, ptr %9, align 8, !tbaa !11
  %10 = load ptr, ptr %4, align 8, !tbaa !5
  %11 = getelementptr inbounds %struct.ec_ctx, ptr %10, i32 0, i32 2
  store i32 0, ptr %11, align 4, !tbaa !13
  %12 = load ptr, ptr %4, align 8, !tbaa !5
  %13 = getelementptr inbounds %struct.ec_ctx, ptr %12, i32 0, i32 3
  store i32 0, ptr %13, align 8, !tbaa !14
  %14 = load ptr, ptr %4, align 8, !tbaa !5
  %15 = getelementptr inbounds %struct.ec_ctx, ptr %14, i32 0, i32 4
  store i32 0, ptr %15, align 4, !tbaa !15
  %16 = load ptr, ptr %4, align 8, !tbaa !5
  %17 = getelementptr inbounds %struct.ec_ctx, ptr %16, i32 0, i32 5
  store i32 33, ptr %17, align 8, !tbaa !16
  %18 = load ptr, ptr %4, align 8, !tbaa !5
  %19 = getelementptr inbounds %struct.ec_ctx, ptr %18, i32 0, i32 6
  store i32 0, ptr %19, align 4, !tbaa !17
  %20 = load ptr, ptr %4, align 8, !tbaa !5
  %21 = getelementptr inbounds %struct.ec_ctx, ptr %20, i32 0, i32 7
  store i32 -2147483648, ptr %21, align 8, !tbaa !18
  %22 = load ptr, ptr %4, align 8, !tbaa !5
  %23 = getelementptr inbounds %struct.ec_ctx, ptr %22, i32 0, i32 10
  store i32 -1, ptr %23, align 4, !tbaa !19
  %24 = load ptr, ptr %4, align 8, !tbaa !5
  %25 = getelementptr inbounds %struct.ec_ctx, ptr %24, i32 0, i32 8
  store i32 0, ptr %25, align 4, !tbaa !20
  %26 = load ptr, ptr %4, align 8, !tbaa !5
  %27 = getelementptr inbounds %struct.ec_ctx, ptr %26, i32 0, i32 9
  store i32 0, ptr %27, align 8, !tbaa !21
  %28 = load i32, ptr %6, align 4, !tbaa !9
  %29 = load ptr, ptr %4, align 8, !tbaa !5
  %30 = getelementptr inbounds %struct.ec_ctx, ptr %29, i32 0, i32 1
  store i32 %28, ptr %30, align 8, !tbaa !22
  %31 = load ptr, ptr %4, align 8, !tbaa !5
  %32 = getelementptr inbounds %struct.ec_ctx, ptr %31, i32 0, i32 11
  store i32 0, ptr %32, align 8, !tbaa !23
  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 = !{!"int", !7, i64 0}
!11 = !{!12, !6, i64 0}
!12 = !{!"ec_ctx", !6, i64 0, !10, i64 8, !10, i64 12, !10, i64 16, !10, i64 20, !10, i64 24, !10, i64 28, !10, i64 32, !10, i64 36, !10, i64 40, !10, i64 44, !10, i64 48}
!13 = !{!12, !10, i64 12}
!14 = !{!12, !10, i64 16}
!15 = !{!12, !10, i64 20}
!16 = !{!12, !10, i64 24}
!17 = !{!12, !10, i64 28}
!18 = !{!12, !10, i64 32}
!19 = !{!12, !10, i64 44}
!20 = !{!12, !10, i64 36}
!21 = !{!12, !10, i64 40}
!22 = !{!12, !10, i64 8}
!23 = !{!12, !10, i64 48}


; 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 nofree norecurse nosync nounwind willreturn memory(argmem: write) uwtable
define dso_local void @ec_enc_init(ptr nocapture noundef writeonly %0, ptr noundef %1, i32 noundef %2) local_unnamed_addr #0 {
  store ptr %1, ptr %0, align 8, !tbaa !5
  %4 = getelementptr inbounds i8, ptr %0, i64 12
  store <4 x i32> <i32 0, i32 0, i32 0, i32 33>, ptr %4, align 4, !tbaa !11
  %5 = getelementptr inbounds i8, ptr %0, i64 28
  %6 = getelementptr inbounds i8, ptr %0, i64 44
  store i32 -1, ptr %6, align 4, !tbaa !12
  store <4 x i32> <i32 0, i32 -2147483648, i32 0, i32 0>, ptr %5, align 4, !tbaa !11
  %7 = getelementptr inbounds i8, ptr %0, i64 8
  store i32 %2, ptr %7, align 8, !tbaa !13
  %8 = getelementptr inbounds i8, ptr %0, i64 48
  store i32 0, ptr %8, align 8, !tbaa !14
  ret void
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: write) 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, !7, i64 0}
!6 = !{!"ec_ctx", !7, i64 0, !10, i64 8, !10, i64 12, !10, i64 16, !10, i64 20, !10, i64 24, !10, i64 28, !10, i64 32, !10, i64 36, !10, i64 40, !10, i64 44, !10, i64 48}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"int", !8, i64 0}
!11 = !{!10, !10, i64 0}
!12 = !{!6, !10, i64 44}
!13 = !{!6, !10, i64 8}
!14 = !{!6, !10, i64 48}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InstCombinePass,PostOrderFunctionAttrsPass,SLPVectorizerPass,SROAPass