; LLVM IR from jgaeddert/liquid-dsp :: src/framing/src (fskframegen)

; 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.fskframegen_s = type { i32, i32, float, i32, ptr, ptr, ptr, i32, ptr, i32, i32, ptr, ptr, ptr, i32, i32, i32, i32, i32, ptr, ptr, i32, i32, i32, i32, i32 }

; Function Attrs: nounwind uwtable
define dso_local i32 @fskframegen_reset(ptr noundef %0) #0 {
  %2 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %3 = load ptr, ptr %2, align 8, !tbaa !5
  %4 = getelementptr inbounds %struct.fskframegen_s, ptr %3, i32 0, i32 4
  %5 = load ptr, ptr %4, align 8, !tbaa !9
  %6 = call i32 @fskmod_reset(ptr noundef %5)
  %7 = load ptr, ptr %2, align 8, !tbaa !5
  %8 = getelementptr inbounds %struct.fskframegen_s, ptr %7, i32 0, i32 5
  %9 = load ptr, ptr %8, align 8, !tbaa !13
  %10 = call i32 @fskmod_reset(ptr noundef %9)
  %11 = load ptr, ptr %2, align 8, !tbaa !5
  %12 = getelementptr inbounds %struct.fskframegen_s, ptr %11, i32 0, i32 21
  store i32 0, ptr %12, align 8, !tbaa !14
  %13 = load ptr, ptr %2, align 8, !tbaa !5
  %14 = getelementptr inbounds %struct.fskframegen_s, ptr %13, i32 0, i32 22
  store i32 0, ptr %14, align 4, !tbaa !15
  %15 = load ptr, ptr %2, align 8, !tbaa !5
  %16 = getelementptr inbounds %struct.fskframegen_s, ptr %15, i32 0, i32 23
  store i32 0, ptr %16, align 8, !tbaa !16
  %17 = load ptr, ptr %2, align 8, !tbaa !5
  %18 = getelementptr inbounds %struct.fskframegen_s, ptr %17, i32 0, i32 24
  store i32 0, ptr %18, align 4, !tbaa !17
  %19 = load ptr, ptr %2, align 8, !tbaa !5
  %20 = getelementptr inbounds %struct.fskframegen_s, ptr %19, i32 0, i32 1
  %21 = load i32, ptr %20, align 4, !tbaa !18
  %22 = load ptr, ptr %2, align 8, !tbaa !5
  %23 = getelementptr inbounds %struct.fskframegen_s, ptr %22, i32 0, i32 25
  store i32 %21, ptr %23, align 8, !tbaa !19
  ret i32 0
}

declare i32 @fskmod_reset(ptr noundef) #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 = { "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, !6, i64 16}
!10 = !{!"fskframegen_s", !11, i64 0, !11, i64 4, !12, i64 8, !11, i64 12, !6, i64 16, !6, i64 24, !6, i64 32, !11, i64 40, !6, i64 48, !11, i64 56, !11, i64 60, !6, i64 64, !6, i64 72, !6, i64 80, !11, i64 88, !11, i64 92, !11, i64 96, !11, i64 100, !11, i64 104, !6, i64 112, !6, i64 120, !11, i64 128, !11, i64 132, !11, i64 136, !11, i64 140, !11, i64 144}
!11 = !{!"int", !7, i64 0}
!12 = !{!"float", !7, i64 0}
!13 = !{!10, !6, i64 24}
!14 = !{!10, !11, i64 128}
!15 = !{!10, !11, i64 132}
!16 = !{!10, !11, i64 136}
!17 = !{!10, !11, i64 140}
!18 = !{!10, !11, i64 4}
!19 = !{!10, !11, i64 144}


; 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: nounwind uwtable
define dso_local noundef i32 @fskframegen_reset(ptr nocapture noundef %0) local_unnamed_addr #0 {
  %2 = getelementptr inbounds i8, ptr %0, i64 16
  %3 = load ptr, ptr %2, align 8, !tbaa !5
  %4 = tail call i32 @fskmod_reset(ptr noundef %3) #3
  %5 = getelementptr inbounds i8, ptr %0, i64 24
  %6 = load ptr, ptr %5, align 8, !tbaa !12
  %7 = tail call i32 @fskmod_reset(ptr noundef %6) #3
  %8 = getelementptr inbounds i8, ptr %0, i64 128
  %9 = getelementptr inbounds i8, ptr %0, i64 4
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %8, i8 0, i64 16, i1 false)
  %10 = load i32, ptr %9, align 4, !tbaa !13
  %11 = getelementptr inbounds i8, ptr %0, i64 144
  store i32 %10, ptr %11, align 8, !tbaa !14
  ret i32 0
}

declare i32 @fskmod_reset(ptr noundef) local_unnamed_addr #1

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #2

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 = { nocallback nofree nounwind willreturn memory(argmem: write) }
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, !11, i64 16}
!6 = !{!"fskframegen_s", !7, i64 0, !7, i64 4, !10, i64 8, !7, i64 12, !11, i64 16, !11, i64 24, !11, i64 32, !7, i64 40, !11, i64 48, !7, i64 56, !7, i64 60, !11, i64 64, !11, i64 72, !11, i64 80, !7, i64 88, !7, i64 92, !7, i64 96, !7, i64 100, !7, i64 104, !11, i64 112, !11, i64 120, !7, i64 128, !7, i64 132, !7, i64 136, !7, i64 140, !7, i64 144}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"float", !8, i64 0}
!11 = !{!"any pointer", !8, i64 0}
!12 = !{!6, !11, i64 24}
!13 = !{!6, !7, i64 4}
!14 = !{!6, !7, i64 144}


; Effective O3 passes: GlobalOptPass,InstCombinePass,MemCpyOptPass,PostOrderFunctionAttrsPass,SROAPass,TailCallElimPass