; LLVM IR from SourangshuGhosh/Fluid-Simulation-for-Computer-Graphics :: src/vmath.ll (ZN5vmathmIERNS_4vec3ERKS0_)

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

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef nonnull align 4 dereferenceable(12) ptr @_ZN5vmathmIERNS_4vec3ERKS0_(ptr noundef nonnull align 4 dereferenceable(12) %0, ptr noundef nonnull align 4 dereferenceable(12) %1) #0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %5 = load ptr, ptr %4, align 8, !tbaa !5
  %6 = getelementptr inbounds %"class.vmath::vec3", ptr %5, i32 0, i32 0
  %7 = load float, ptr %6, align 4, !tbaa !9
  %8 = load ptr, ptr %3, align 8, !tbaa !5
  %9 = getelementptr inbounds %"class.vmath::vec3", ptr %8, i32 0, i32 0
  %10 = load float, ptr %9, align 4, !tbaa !9
  %11 = fsub float %10, %7
  store float %11, ptr %9, align 4, !tbaa !9
  %12 = load ptr, ptr %4, align 8, !tbaa !5
  %13 = getelementptr inbounds %"class.vmath::vec3", ptr %12, i32 0, i32 1
  %14 = load float, ptr %13, align 4, !tbaa !12
  %15 = load ptr, ptr %3, align 8, !tbaa !5
  %16 = getelementptr inbounds %"class.vmath::vec3", ptr %15, i32 0, i32 1
  %17 = load float, ptr %16, align 4, !tbaa !12
  %18 = fsub float %17, %14
  store float %18, ptr %16, align 4, !tbaa !12
  %19 = load ptr, ptr %4, align 8, !tbaa !5
  %20 = getelementptr inbounds %"class.vmath::vec3", ptr %19, i32 0, i32 2
  %21 = load float, ptr %20, align 4, !tbaa !13
  %22 = load ptr, ptr %3, align 8, !tbaa !5
  %23 = getelementptr inbounds %"class.vmath::vec3", ptr %22, i32 0, i32 2
  %24 = load float, ptr %23, align 4, !tbaa !13
  %25 = fsub float %24, %21
  store float %25, ptr %23, align 4, !tbaa !13
  %26 = load ptr, ptr %3, align 8, !tbaa !5
  ret ptr %26
}

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" }

!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 = !{!10, !11, i64 4}
!13 = !{!10, !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: readwrite) uwtable
define dso_local noundef nonnull align 4 dereferenceable(12) ptr @_ZN5vmathmIERNS_4vec3ERKS0_(ptr noundef nonnull returned align 4 dereferenceable(12) %0, ptr nocapture noundef nonnull readonly align 4 dereferenceable(12) %1) local_unnamed_addr #0 {
  %3 = load <2 x float>, ptr %1, align 4, !tbaa !5
  %4 = load <2 x float>, ptr %0, align 4, !tbaa !5
  %5 = fsub <2 x float> %4, %3
  store <2 x float> %5, ptr %0, align 4, !tbaa !5
  %6 = getelementptr inbounds i8, ptr %1, i64 8
  %7 = load float, ptr %6, align 4, !tbaa !9
  %8 = getelementptr inbounds i8, ptr %0, i64 8
  %9 = load float, ptr %8, align 4, !tbaa !9
  %10 = fsub float %9, %7
  store float %10, ptr %8, align 4, !tbaa !9
  ret ptr %0
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: readwrite) 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,InstCombinePass,PostOrderFunctionAttrsPass,SLPVectorizerPass,SROAPass