; LLVM IR from SourangshuGhosh/Fluid-Simulation-for-Computer-Graphics :: src/c_bindings/cbindings.ll (ZN9CBindings9to_structEN5vmath4vec3E)

; 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.Vector3_t = type { float, float, float }
%"class.vmath::vec3" = type { float, float, float }

; Function Attrs: mustprogress nounwind uwtable
define dso_local { <2 x float>, float } @_ZN9CBindings9to_structEN5vmath4vec3E(ptr noundef %0) #0 {
  %2 = alloca %struct.Vector3_t, align 4
  %3 = alloca ptr, align 8
  %4 = alloca { <2 x float>, float }, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  %5 = getelementptr inbounds %struct.Vector3_t, ptr %2, i32 0, i32 0
  %6 = getelementptr inbounds %"class.vmath::vec3", ptr %0, i32 0, i32 0
  %7 = load float, ptr %6, align 4, !tbaa !9
  store float %7, ptr %5, align 4, !tbaa !12
  %8 = getelementptr inbounds %struct.Vector3_t, ptr %2, i32 0, i32 1
  %9 = getelementptr inbounds %"class.vmath::vec3", ptr %0, i32 0, i32 1
  %10 = load float, ptr %9, align 4, !tbaa !14
  store float %10, ptr %8, align 4, !tbaa !15
  %11 = getelementptr inbounds %struct.Vector3_t, ptr %2, i32 0, i32 2
  %12 = getelementptr inbounds %"class.vmath::vec3", ptr %0, i32 0, i32 2
  %13 = load float, ptr %12, align 4, !tbaa !16
  store float %13, ptr %11, align 4, !tbaa !17
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %4, ptr align 4 %2, i64 12, i1 false)
  %14 = load { <2 x float>, float }, ptr %4, align 8
  ret { <2 x float>, float } %14
}

; 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) #1

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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }

!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 = !{!"_ZTSN5vmath4vec3E", !11, i64 0, !11, i64 4, !11, i64 8}
!11 = !{!"float", !7, i64 0}
!12 = !{!13, !11, i64 0}
!13 = !{!"_ZTS9Vector3_t", !11, i64 0, !11, i64 4, !11, i64 8}
!14 = !{!10, !11, i64 4}
!15 = !{!13, !11, i64 4}
!16 = !{!10, !11, i64 8}
!17 = !{!13, !11, i64 8}


; 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: read) uwtable
define dso_local { <2 x float>, float } @_ZN9CBindings9to_structEN5vmath4vec3E(ptr nocapture noundef readonly %0) local_unnamed_addr #0 {
  %2 = load <2 x float>, ptr %0, align 4, !tbaa !5
  %3 = getelementptr inbounds i8, ptr %0, i64 8
  %4 = load float, ptr %3, align 4, !tbaa !9
  %.fca.0.insert = insertvalue { <2 x float>, float } poison, <2 x float> %2, 0
  %.fca.1.insert = insertvalue { <2 x float>, float } %.fca.0.insert, float %4, 1
  ret { <2 x float>, float } %.fca.1.insert
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read) 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 = !{!"float", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !6, i64 8}
!10 = !{!"_ZTSN5vmath4vec3E", !6, i64 0, !6, i64 4, !6, i64 8}


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