; LLVM IR from ysyesilyurt/ComputerGraphics :: ForwardRenderingPipeline/Color.ll (ZNK5Color5roundEv)

; 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.Color = type { double, double, double }

; Function Attrs: mustprogress uwtable
define dso_local void @_ZNK5Color5roundEv(ptr dead_on_unwind noalias writable sret(%class.Color) align 8 %0, ptr noundef nonnull align 8 dereferenceable(24) %1) #0 align 2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  store ptr %0, ptr %3, align 8
  store ptr %1, ptr %4, align 8, !tbaa !5
  %5 = load ptr, ptr %4, align 8
  call void @_ZN5ColorC1Ev(ptr noundef nonnull align 8 dereferenceable(24) %0)
  %6 = getelementptr inbounds %class.Color, ptr %5, i32 0, i32 0
  %7 = load double, ptr %6, align 8, !tbaa !9
  %8 = fadd double %7, 5.000000e-01
  %9 = fptosi double %8 to i32
  %10 = sitofp i32 %9 to double
  %11 = getelementptr inbounds %class.Color, ptr %0, i32 0, i32 0
  store double %10, ptr %11, align 8, !tbaa !9
  %12 = getelementptr inbounds %class.Color, ptr %5, i32 0, i32 1
  %13 = load double, ptr %12, align 8, !tbaa !12
  %14 = fadd double %13, 5.000000e-01
  %15 = fptosi double %14 to i32
  %16 = sitofp i32 %15 to double
  %17 = getelementptr inbounds %class.Color, ptr %0, i32 0, i32 1
  store double %16, ptr %17, align 8, !tbaa !12
  %18 = getelementptr inbounds %class.Color, ptr %5, i32 0, i32 2
  %19 = load double, ptr %18, align 8, !tbaa !13
  %20 = fadd double %19, 5.000000e-01
  %21 = fptosi double %20 to i32
  %22 = sitofp i32 %21 to double
  %23 = getelementptr inbounds %class.Color, ptr %0, i32 0, i32 2
  store double %22, ptr %23, align 8, !tbaa !13
  ret void
}

declare void @_ZN5ColorC1Ev(ptr)

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" }

!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, !11, i64 0}
!10 = !{!"_ZTS5Color", !11, i64 0, !11, i64 8, !11, i64 16}
!11 = !{!"double", !7, i64 0}
!12 = !{!10, !11, i64 8}
!13 = !{!10, !11, i64 16}


; 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"

%class.Color = type { double, double, double }

; Function Attrs: mustprogress uwtable
define dso_local void @_ZNK5Color5roundEv(ptr dead_on_unwind noalias writable sret(%class.Color) align 8 %0, ptr nocapture noundef nonnull readonly align 8 dereferenceable(24) %1) local_unnamed_addr #0 align 2 {
  tail call void @_ZN5ColorC1Ev(ptr noundef nonnull align 8 dereferenceable(24) %0)
  %3 = load <2 x double>, ptr %1, align 8, !tbaa !5
  %4 = fadd <2 x double> %3, <double 5.000000e-01, double 5.000000e-01>
  %5 = fptosi <2 x double> %4 to <2 x i32>
  %6 = sitofp <2 x i32> %5 to <2 x double>
  store <2 x double> %6, ptr %0, align 8, !tbaa !5
  %7 = getelementptr inbounds i8, ptr %1, i64 16
  %8 = load double, ptr %7, align 8, !tbaa !9
  %9 = fadd double %8, 5.000000e-01
  %10 = fptosi double %9 to i32
  %11 = sitofp i32 %10 to double
  %12 = getelementptr inbounds i8, ptr %0, i64 16
  store double %11, ptr %12, align 8, !tbaa !9
  ret void
}

declare void @_ZN5ColorC1Ev(ptr) local_unnamed_addr

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" }

!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 = !{!"double", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !6, i64 16}
!10 = !{!"_ZTS5Color", !6, i64 0, !6, i64 8, !6, i64 16}


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