; LLVM IR from doyubkim/fluid-engine-dev :: src/jet/fdm_linear_system3.ll (ZN3jet8FdmBlas33setEdPNS_5ArrayINS_13FdmMatrixRow3ELm3EEE)

; 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.jet::FdmMatrixRow3" = type { double, double, double, double }

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

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN3jet13FdmMatrixRow3C2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; 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 @_ZN3jet8FdmBlas33setEdPNS_5ArrayINS_13FdmMatrixRow3ELm3EEE(double noundef %0, ptr noundef %1) #2 align 2 {
  %3 = alloca double, align 8
  %4 = alloca ptr, align 8
  %5 = alloca %"struct.jet::FdmMatrixRow3", align 8
  store double %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 32, ptr %5) #4
  call void @_ZN3jet13FdmMatrixRow3C2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #4
  %6 = load double, ptr %3, align 8, !tbaa !5
  %7 = getelementptr inbounds %"struct.jet::FdmMatrixRow3", ptr %5, i32 0, i32 3
  store double %6, ptr %7, align 8, !tbaa !11
  %8 = getelementptr inbounds %"struct.jet::FdmMatrixRow3", ptr %5, i32 0, i32 2
  store double %6, ptr %8, align 8, !tbaa !13
  %9 = getelementptr inbounds %"struct.jet::FdmMatrixRow3", ptr %5, i32 0, i32 1
  store double %6, ptr %9, align 8, !tbaa !14
  %10 = getelementptr inbounds %"struct.jet::FdmMatrixRow3", ptr %5, i32 0, i32 0
  store double %6, ptr %10, align 8, !tbaa !15
  %11 = load ptr, ptr %4, align 8, !tbaa !9
  call void @_ZN3jet5ArrayINS_13FdmMatrixRow3ELm3EE3setERKS1_(ptr noundef nonnull align 8 dereferenceable(48) %11, ptr noundef nonnull align 8 dereferenceable(32) %5)
  call void @llvm.lifetime.end.p0(i64 32, ptr %5) #4
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN3jet5ArrayINS_13FdmMatrixRow3ELm3EE3setERKS1_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(32)) #3 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { inlinehint 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 #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 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 #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 = !{!"double", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = !{!12, !6, i64 24}
!12 = !{!"_ZTSN3jet13FdmMatrixRow3E", !6, i64 0, !6, i64 8, !6, i64 16, !6, i64 24}
!13 = !{!12, !6, i64 16}
!14 = !{!12, !6, i64 8}
!15 = !{!12, !6, 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.jet::FdmMatrixRow3" = type { double, double, double, double }

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

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN3jet13FdmMatrixRow3C2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; 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 nounwind uwtable
define dso_local void @_ZN3jet8FdmBlas33setEdPNS_5ArrayINS_13FdmMatrixRow3ELm3EEE(double noundef %0, ptr noundef %1) local_unnamed_addr #2 align 2 {
  %3 = alloca %"struct.jet::FdmMatrixRow3", align 8
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %3) #3
  call void @_ZN3jet13FdmMatrixRow3C2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #3
  %4 = insertelement <4 x double> poison, double %0, i64 0
  %5 = shufflevector <4 x double> %4, <4 x double> poison, <4 x i32> zeroinitializer
  store <4 x double> %5, ptr %3, align 8, !tbaa !5
  call void @_ZN3jet5ArrayINS_13FdmMatrixRow3ELm3EE3setERKS1_(ptr noundef nonnull align 8 dereferenceable(48) %1, ptr noundef nonnull align 8 dereferenceable(32) %3)
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #3
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN3jet5ArrayINS_13FdmMatrixRow3ELm3EE3setERKS1_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #2 align 2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { inlinehint 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 #2 = { 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 #3 = { 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 = !{!"double", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}


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