; LLVM IR from drohmer/cgp :: library/cgp/06_mat/functions (mat_functions)

; 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.cgp::numarray_stack" = type { float, float }

; Function Attrs: mustprogress uwtable
define dso_local <2 x float> @_ZN3cgp17orthogonal_vectorERKNS_14numarray_stackIfLi2EEE(ptr noundef nonnull align 4 dereferenceable(8) %0) #0 {
  %2 = alloca %"struct.cgp::numarray_stack", align 4
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca %"struct.cgp::numarray_stack", align 4
  %7 = alloca float, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  %8 = load ptr, ptr %3, align 8, !tbaa !5
  %9 = call noundef float @_ZN3cgp4normIfLi2EEET_RKNS_14numarray_stackIS1_XT0_EEE(ptr noundef nonnull align 4 dereferenceable(8) %8)
  %10 = call noundef zeroext i1 @_ZN3cgp8is_equalEff(float noundef %9, float noundef 0.000000e+00)
  br i1 %10, label %11, label %12

11:                                               ; preds = %1
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #5
  store i32 1, ptr %4, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #5
  store i32 0, ptr %5, align 4, !tbaa !9
  call void @_ZN3cgp14numarray_stackIfLi2EEC2IiiEERKT_RKT0_(ptr noundef nonnull align 4 dereferenceable(8) %2, 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 %5) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #5
  br label %20

12:                                               ; preds = %1
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #5
  %13 = load ptr, ptr %3, align 8, !tbaa !5
  %14 = getelementptr inbounds %"struct.cgp::numarray_stack", ptr %13, i32 0, i32 1
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #5
  %15 = load ptr, ptr %3, align 8, !tbaa !5
  %16 = getelementptr inbounds %"struct.cgp::numarray_stack", ptr %15, i32 0, i32 0
  %17 = load float, ptr %16, align 4, !tbaa !11
  %18 = fneg float %17
  store float %18, ptr %7, align 4, !tbaa !14
  call void @_ZN3cgp14numarray_stackIfLi2EEC2ERKfS3_(ptr noundef nonnull align 4 dereferenceable(8) %6, ptr noundef nonnull align 4 dereferenceable(4) %14, ptr noundef nonnull align 4 dereferenceable(4) %7)
  %19 = call <2 x float> @_ZN3cgp9normalizeIfLi2EEENS_14numarray_stackIT_XT0_EEERKS3_(ptr noundef nonnull align 4 dereferenceable(8) %6)
  store <2 x float> %19, ptr %2, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  br label %20

20:                                               ; preds = %12, %11
  %21 = load <2 x float>, ptr %2, align 4
  ret <2 x float> %21
}

declare noundef zeroext i1 @_ZN3cgp8is_equalEff(float noundef, float noundef) #1

; Function Attrs: mustprogress uwtable
declare dso_local noundef float @_ZN3cgp4normIfLi2EEET_RKNS_14numarray_stackIS1_XT0_EEE(ptr noundef nonnull align 4 dereferenceable(8)) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN3cgp14numarray_stackIfLi2EEC2IiiEERKT_RKT0_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #4 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: mustprogress uwtable
declare dso_local <2 x float> @_ZN3cgp9normalizeIfLi2EEENS_14numarray_stackIT_XT0_EEERKS3_(ptr noundef nonnull align 4 dereferenceable(8)) #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN3cgp14numarray_stackIfLi2EEC2ERKfS3_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #4 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="64" "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 = { 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 willreturn memory(argmem: readwrite) }
attributes #4 = { 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 #5 = { 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, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !13, i64 0}
!12 = !{!"_ZTSN3cgp14numarray_stackIfLi2EEE", !13, i64 0, !13, i64 4}
!13 = !{!"float", !7, i64 0}
!14 = !{!13, !13, i64 0}


; 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.cgp::numarray_stack" = type { float, float }

; Function Attrs: mustprogress uwtable
define dso_local <2 x float> @_ZN3cgp17orthogonal_vectorERKNS_14numarray_stackIfLi2EEE(ptr noundef nonnull align 4 dereferenceable(8) %0) local_unnamed_addr #0 {
  %2 = alloca %"struct.cgp::numarray_stack", align 8
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca %"struct.cgp::numarray_stack", align 4
  %6 = alloca float, align 4
  %7 = tail call noundef float @_ZN3cgp4normIfLi2EEET_RKNS_14numarray_stackIS1_XT0_EEE(ptr noundef nonnull align 4 dereferenceable(8) %0)
  %8 = tail call noundef zeroext i1 @_ZN3cgp8is_equalEff(float noundef %7, float noundef 0.000000e+00)
  br i1 %8, label %9, label %10

9:                                                ; preds = %1
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #5
  store i32 1, ptr %3, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #5
  store i32 0, ptr %4, align 4, !tbaa !5
  call void @_ZN3cgp14numarray_stackIfLi2EEC2IiiEERKT_RKT0_(ptr noundef nonnull align 4 dereferenceable(8) %2, ptr noundef nonnull align 4 dereferenceable(4) %3, ptr noundef nonnull align 4 dereferenceable(4) %4)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #5
  %.pre = load <2 x float>, ptr %2, align 8
  br label %15

10:                                               ; preds = %1
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #5
  %11 = getelementptr inbounds i8, ptr %0, i64 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #5
  %12 = load float, ptr %0, align 4, !tbaa !9
  %13 = fneg float %12
  store float %13, ptr %6, align 4, !tbaa !12
  call void @_ZN3cgp14numarray_stackIfLi2EEC2ERKfS3_(ptr noundef nonnull align 4 dereferenceable(8) %5, ptr noundef nonnull align 4 dereferenceable(4) %11, ptr noundef nonnull align 4 dereferenceable(4) %6)
  %14 = call <2 x float> @_ZN3cgp9normalizeIfLi2EEENS_14numarray_stackIT_XT0_EEERKS3_(ptr noundef nonnull align 4 dereferenceable(8) %5)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #5
  br label %15

15:                                               ; preds = %10, %9
  %16 = phi <2 x float> [ %14, %10 ], [ %.pre, %9 ]
  ret <2 x float> %16
}

declare noundef zeroext i1 @_ZN3cgp8is_equalEff(float noundef, float noundef) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
declare dso_local noundef float @_ZN3cgp4normIfLi2EEET_RKNS_14numarray_stackIS1_XT0_EEE(ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN3cgp14numarray_stackIfLi2EEC2IiiEERKT_RKT0_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: mustprogress uwtable
declare dso_local <2 x float> @_ZN3cgp9normalizeIfLi2EEENS_14numarray_stackIT_XT0_EEERKS3_(ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN3cgp14numarray_stackIfLi2EEC2ERKfS3_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #4 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="64" "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 = { 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 willreturn memory(argmem: readwrite) }
attributes #4 = { 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 #5 = { 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !11, i64 0}
!10 = !{!"_ZTSN3cgp14numarray_stackIfLi2EEE", !11, i64 0, !11, i64 4}
!11 = !{!"float", !7, i64 0}
!12 = !{!11, !11, i64 0}


; Effective O3 passes: DSEPass,EarlyCSEPass,GVNPass,GlobalOptPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,SROAPass,TailCallElimPass