; LLVM IR from acrlw/Physics2D :: Physics2D/source/math (physics2d_matrix2x2)

; 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.Physics2D::Vector2" = type { float, float }
%"struct.Physics2D::Matrix2x2" = type { %"struct.Physics2D::Vector2", %"struct.Physics2D::Vector2" }

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

declare void @_ZN9Physics2D7Vector2C1ERKfS2_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN9Physics2D9Matrix2x28multiplyERKS0_RKNS_7Vector2E(ptr dead_on_unwind noalias writable sret(%"struct.Physics2D::Vector2") align 4 %0, ptr noundef nonnull align 4 dereferenceable(16) %1, ptr noundef nonnull align 4 dereferenceable(8) %2) #2 align 2 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca float, align 4
  %8 = alloca float, align 4
  store ptr %0, ptr %4, align 8
  store ptr %1, ptr %5, align 8, !tbaa !5
  store ptr %2, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #4
  %9 = load ptr, ptr %5, align 8, !tbaa !5
  %10 = getelementptr inbounds %"struct.Physics2D::Matrix2x2", ptr %9, i32 0, i32 0
  %11 = getelementptr inbounds %"struct.Physics2D::Vector2", ptr %10, i32 0, i32 0
  %12 = load float, ptr %11, align 4, !tbaa !9
  %13 = load ptr, ptr %6, align 8, !tbaa !5
  %14 = getelementptr inbounds %"struct.Physics2D::Vector2", ptr %13, i32 0, i32 0
  %15 = load float, ptr %14, align 4, !tbaa !13
  %16 = load ptr, ptr %5, align 8, !tbaa !5
  %17 = getelementptr inbounds %"struct.Physics2D::Matrix2x2", ptr %16, i32 0, i32 1
  %18 = getelementptr inbounds %"struct.Physics2D::Vector2", ptr %17, i32 0, i32 0
  %19 = load float, ptr %18, align 4, !tbaa !14
  %20 = load ptr, ptr %6, align 8, !tbaa !5
  %21 = getelementptr inbounds %"struct.Physics2D::Vector2", ptr %20, i32 0, i32 1
  %22 = load float, ptr %21, align 4, !tbaa !15
  %23 = fmul float %19, %22
  %24 = call float @llvm.fmuladd.f32(float %12, float %15, float %23)
  store float %24, ptr %7, align 4, !tbaa !16
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #4
  %25 = load ptr, ptr %5, align 8, !tbaa !5
  %26 = getelementptr inbounds %"struct.Physics2D::Matrix2x2", ptr %25, i32 0, i32 0
  %27 = getelementptr inbounds %"struct.Physics2D::Vector2", ptr %26, i32 0, i32 1
  %28 = load float, ptr %27, align 4, !tbaa !17
  %29 = load ptr, ptr %6, align 8, !tbaa !5
  %30 = getelementptr inbounds %"struct.Physics2D::Vector2", ptr %29, i32 0, i32 0
  %31 = load float, ptr %30, align 4, !tbaa !13
  %32 = load ptr, ptr %5, align 8, !tbaa !5
  %33 = getelementptr inbounds %"struct.Physics2D::Matrix2x2", ptr %32, i32 0, i32 1
  %34 = getelementptr inbounds %"struct.Physics2D::Vector2", ptr %33, i32 0, i32 1
  %35 = load float, ptr %34, align 4, !tbaa !18
  %36 = load ptr, ptr %6, align 8, !tbaa !5
  %37 = getelementptr inbounds %"struct.Physics2D::Vector2", ptr %36, i32 0, i32 1
  %38 = load float, ptr %37, align 4, !tbaa !15
  %39 = fmul float %35, %38
  %40 = call float @llvm.fmuladd.f32(float %28, float %31, float %39)
  store float %40, ptr %8, align 4, !tbaa !16
  call void @_ZN9Physics2D7Vector2C1ERKfS2_(ptr noundef nonnull align 4 dereferenceable(8) %0, ptr noundef nonnull align 4 dereferenceable(4) %7, ptr noundef nonnull align 4 dereferenceable(4) %8)
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  ret void
}

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare float @llvm.fmuladd.f32(float, float, float) #3

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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" }
attributes #3 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #4 = { 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, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !12, i64 0}
!10 = !{!"_ZTSN9Physics2D9Matrix2x2E", !11, i64 0, !11, i64 8}
!11 = !{!"_ZTSN9Physics2D7Vector2E", !12, i64 0, !12, i64 4}
!12 = !{!"float", !7, i64 0}
!13 = !{!11, !12, i64 0}
!14 = !{!10, !12, i64 8}
!15 = !{!11, !12, i64 4}
!16 = !{!12, !12, i64 0}
!17 = !{!10, !12, i64 4}
!18 = !{!10, !12, i64 12}


; 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"

%"struct.Physics2D::Vector2" = type { float, float }

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

declare void @_ZN9Physics2D7Vector2C1ERKfS2_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN9Physics2D9Matrix2x28multiplyERKS0_RKNS_7Vector2E(ptr dead_on_unwind noalias nonnull writable sret(%"struct.Physics2D::Vector2") align 4 %0, ptr nocapture noundef nonnull readonly align 4 dereferenceable(16) %1, ptr nocapture noundef nonnull readonly align 4 dereferenceable(8) %2) local_unnamed_addr #2 align 2 {
  %4 = alloca float, align 4
  %5 = alloca float, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #4
  %6 = load float, ptr %1, align 4, !tbaa !5
  %7 = load float, ptr %2, align 4, !tbaa !11
  %8 = getelementptr inbounds i8, ptr %1, i64 8
  %9 = load float, ptr %8, align 4, !tbaa !12
  %10 = getelementptr inbounds i8, ptr %2, i64 4
  %11 = load float, ptr %10, align 4, !tbaa !13
  %12 = fmul float %9, %11
  %13 = tail call float @llvm.fmuladd.f32(float %6, float %7, float %12)
  store float %13, ptr %4, align 4, !tbaa !14
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #4
  %14 = getelementptr inbounds i8, ptr %1, i64 4
  %15 = load float, ptr %14, align 4, !tbaa !15
  %16 = getelementptr inbounds i8, ptr %1, i64 12
  %17 = load float, ptr %16, align 4, !tbaa !16
  %18 = fmul float %11, %17
  %19 = tail call float @llvm.fmuladd.f32(float %15, float %7, float %18)
  store float %19, ptr %5, align 4, !tbaa !14
  call void @_ZN9Physics2D7Vector2C1ERKfS2_(ptr noundef nonnull align 4 dereferenceable(8) %0, ptr noundef nonnull align 4 dereferenceable(4) %4, ptr noundef nonnull align 4 dereferenceable(4) %5)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #4
  ret void
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare float @llvm.fmuladd.f32(float, float, float) #3

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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" }
attributes #3 = { mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #4 = { 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, !8, i64 0}
!6 = !{!"_ZTSN9Physics2D9Matrix2x2E", !7, i64 0, !7, i64 8}
!7 = !{!"_ZTSN9Physics2D7Vector2E", !8, i64 0, !8, i64 4}
!8 = !{!"float", !9, i64 0}
!9 = !{!"omnipotent char", !10, i64 0}
!10 = !{!"Simple C++ TBAA"}
!11 = !{!7, !8, i64 0}
!12 = !{!6, !8, i64 8}
!13 = !{!7, !8, i64 4}
!14 = !{!8, !8, i64 0}
!15 = !{!6, !8, i64 4}
!16 = !{!6, !8, i64 12}


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