; LLVM IR from BigdogManLuo/DSPLibrary :: Example/Inversion_3Phase_1.5/empty_sysconfig_337zwt (pid)

; 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.PID = type { double, double, double, double, double, double, double, double, double, double }

; Function Attrs: nounwind uwtable
define dso_local void @pid_Init(ptr dead_on_unwind noalias writable sret(%struct.PID) align 8 %0, ptr noundef byval(%struct.PID) align 8 %1, double noundef %2, double noundef %3, double noundef %4, double noundef %5) #0 {
  %7 = alloca double, align 8
  %8 = alloca double, align 8
  %9 = alloca double, align 8
  %10 = alloca double, align 8
  store double %2, ptr %7, align 8, !tbaa !5
  store double %3, ptr %8, align 8, !tbaa !5
  store double %4, ptr %9, align 8, !tbaa !5
  store double %5, ptr %10, align 8, !tbaa !5
  %11 = load double, ptr %7, align 8, !tbaa !5
  %12 = getelementptr inbounds %struct.PID, ptr %1, i32 0, i32 0
  store double %11, ptr %12, align 8, !tbaa !9
  %13 = load double, ptr %8, align 8, !tbaa !5
  %14 = getelementptr inbounds %struct.PID, ptr %1, i32 0, i32 1
  store double %13, ptr %14, align 8, !tbaa !11
  %15 = load double, ptr %9, align 8, !tbaa !5
  %16 = getelementptr inbounds %struct.PID, ptr %1, i32 0, i32 2
  store double %15, ptr %16, align 8, !tbaa !12
  %17 = load double, ptr %10, align 8, !tbaa !5
  %18 = getelementptr inbounds %struct.PID, ptr %1, i32 0, i32 3
  store double %17, ptr %18, align 8, !tbaa !13
  %19 = getelementptr inbounds %struct.PID, ptr %1, i32 0, i32 4
  store double 0.000000e+00, ptr %19, align 8, !tbaa !14
  %20 = getelementptr inbounds %struct.PID, ptr %1, i32 0, i32 6
  store double 0.000000e+00, ptr %20, align 8, !tbaa !15
  %21 = getelementptr inbounds %struct.PID, ptr %1, i32 0, i32 5
  store double 0.000000e+00, ptr %21, align 8, !tbaa !16
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %0, ptr align 8 %1, i64 80, i1 false), !tbaa.struct !17
  ret void
}

; 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 = { 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 = !{!"double", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !6, i64 0}
!10 = !{!"PID", !6, i64 0, !6, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40, !6, i64 48, !6, i64 56, !6, i64 64, !6, i64 72}
!11 = !{!10, !6, i64 8}
!12 = !{!10, !6, i64 16}
!13 = !{!10, !6, i64 24}
!14 = !{!10, !6, i64 32}
!15 = !{!10, !6, i64 48}
!16 = !{!10, !6, i64 40}
!17 = !{i64 0, i64 8, !5, i64 8, i64 8, !5, i64 16, i64 8, !5, i64 24, i64 8, !5, i64 32, i64 8, !5, i64 40, i64 8, !5, i64 48, i64 8, !5, i64 56, i64 8, !5, i64 64, i64 8, !5, i64 72, i64 8, !5}


; 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.PID = type { double, double, double, double, double, double, double, double, double, double }

; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: readwrite) uwtable
define dso_local void @pid_Init(ptr dead_on_unwind noalias nocapture writable writeonly sret(%struct.PID) align 8 %0, ptr nocapture noundef byval(%struct.PID) align 8 %1, double noundef %2, double noundef %3, double noundef %4, double noundef %5) local_unnamed_addr #0 {
  store double %2, ptr %1, align 8, !tbaa !5
  %7 = getelementptr inbounds i8, ptr %1, i64 8
  store double %3, ptr %7, align 8, !tbaa !10
  %8 = getelementptr inbounds i8, ptr %1, i64 16
  store double %4, ptr %8, align 8, !tbaa !11
  %9 = getelementptr inbounds i8, ptr %1, i64 24
  store double %5, ptr %9, align 8, !tbaa !12
  %10 = getelementptr inbounds i8, ptr %1, i64 32
  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %10, i8 0, i64 24, i1 false)
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 8 dereferenceable(80) %0, ptr noundef nonnull align 8 dereferenceable(80) %1, i64 80, i1 false), !tbaa.struct !13
  ret void
}

; Function Attrs: mustprogress 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

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #2

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" }
attributes #1 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nocallback nofree nounwind willreturn memory(argmem: write) }

!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, !7, i64 0}
!6 = !{!"PID", !7, i64 0, !7, i64 8, !7, i64 16, !7, i64 24, !7, i64 32, !7, i64 40, !7, i64 48, !7, i64 56, !7, i64 64, !7, i64 72}
!7 = !{!"double", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!6, !7, i64 8}
!11 = !{!6, !7, i64 16}
!12 = !{!6, !7, i64 24}
!13 = !{i64 0, i64 8, !14, i64 8, i64 8, !14, i64 16, i64 8, !14, i64 24, i64 8, !14, i64 32, i64 8, !14, i64 40, i64 8, !14, i64 48, i64 8, !14, i64 56, i64 8, !14, i64 64, i64 8, !14, i64 72, i64 8, !14}
!14 = !{!7, !7, i64 0}


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