; LLVM IR from rdguez-mariano/fast_imas_IPOL :: libUSAC/utils/FundmatrixFunctions.ll (ZN6FTools10getOriSignEPdS0_S0_)

; 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"

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

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

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.fmuladd.f64(double, double, double) #1

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef double @_ZN6FTools10getOriSignEPdS0_S0_(ptr noundef %0, ptr noundef %1, ptr noundef %2) #2 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca double, align 8
  %8 = alloca double, align 8
  store ptr %0, ptr %4, align 8, !tbaa !5
  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 8, ptr %7) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #3
  %9 = load ptr, ptr %4, align 8, !tbaa !5
  %10 = getelementptr inbounds double, ptr %9, i64 0
  %11 = load double, ptr %10, align 8, !tbaa !9
  %12 = load ptr, ptr %6, align 8, !tbaa !5
  %13 = getelementptr inbounds double, ptr %12, i64 3
  %14 = load double, ptr %13, align 8, !tbaa !9
  %15 = load ptr, ptr %4, align 8, !tbaa !5
  %16 = getelementptr inbounds double, ptr %15, i64 3
  %17 = load double, ptr %16, align 8, !tbaa !9
  %18 = load ptr, ptr %6, align 8, !tbaa !5
  %19 = getelementptr inbounds double, ptr %18, i64 4
  %20 = load double, ptr %19, align 8, !tbaa !9
  %21 = fmul double %17, %20
  %22 = call double @llvm.fmuladd.f64(double %11, double %14, double %21)
  %23 = load ptr, ptr %4, align 8, !tbaa !5
  %24 = getelementptr inbounds double, ptr %23, i64 6
  %25 = load double, ptr %24, align 8, !tbaa !9
  %26 = load ptr, ptr %6, align 8, !tbaa !5
  %27 = getelementptr inbounds double, ptr %26, i64 5
  %28 = load double, ptr %27, align 8, !tbaa !9
  %29 = call double @llvm.fmuladd.f64(double %25, double %28, double %22)
  store double %29, ptr %7, align 8, !tbaa !9
  %30 = load ptr, ptr %5, align 8, !tbaa !5
  %31 = getelementptr inbounds double, ptr %30, i64 1
  %32 = load double, ptr %31, align 8, !tbaa !9
  %33 = load ptr, ptr %6, align 8, !tbaa !5
  %34 = getelementptr inbounds double, ptr %33, i64 2
  %35 = load double, ptr %34, align 8, !tbaa !9
  %36 = load ptr, ptr %5, align 8, !tbaa !5
  %37 = getelementptr inbounds double, ptr %36, i64 2
  %38 = load double, ptr %37, align 8, !tbaa !9
  %39 = load ptr, ptr %6, align 8, !tbaa !5
  %40 = getelementptr inbounds double, ptr %39, i64 1
  %41 = load double, ptr %40, align 8, !tbaa !9
  %42 = fmul double %38, %41
  %43 = fneg double %42
  %44 = call double @llvm.fmuladd.f64(double %32, double %35, double %43)
  store double %44, ptr %8, align 8, !tbaa !9
  %45 = load double, ptr %7, align 8, !tbaa !9
  %46 = load double, ptr %8, align 8, !tbaa !9
  %47 = fmul double %45, %46
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #3
  ret double %47
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"double", !7, 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"

; Function Attrs: mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.fmuladd.f64(double, double, double) #0

; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read) uwtable
define dso_local noundef double @_ZN6FTools10getOriSignEPdS0_S0_(ptr nocapture noundef readonly %0, ptr nocapture noundef readonly %1, ptr nocapture noundef readonly %2) local_unnamed_addr #1 {
  %4 = load double, ptr %0, align 8, !tbaa !5
  %5 = getelementptr inbounds i8, ptr %2, i64 24
  %6 = load double, ptr %5, align 8, !tbaa !5
  %7 = getelementptr inbounds i8, ptr %0, i64 24
  %8 = load double, ptr %7, align 8, !tbaa !5
  %9 = getelementptr inbounds i8, ptr %2, i64 32
  %10 = load double, ptr %9, align 8, !tbaa !5
  %11 = fmul double %8, %10
  %12 = tail call double @llvm.fmuladd.f64(double %4, double %6, double %11)
  %13 = getelementptr inbounds i8, ptr %0, i64 48
  %14 = load double, ptr %13, align 8, !tbaa !5
  %15 = getelementptr inbounds i8, ptr %2, i64 40
  %16 = load double, ptr %15, align 8, !tbaa !5
  %17 = tail call double @llvm.fmuladd.f64(double %14, double %16, double %12)
  %18 = getelementptr inbounds i8, ptr %1, i64 8
  %19 = load double, ptr %18, align 8, !tbaa !5
  %20 = getelementptr inbounds i8, ptr %2, i64 16
  %21 = load double, ptr %20, align 8, !tbaa !5
  %22 = getelementptr inbounds i8, ptr %1, i64 16
  %23 = load double, ptr %22, align 8, !tbaa !5
  %24 = getelementptr inbounds i8, ptr %2, i64 8
  %25 = load double, ptr %24, align 8, !tbaa !5
  %26 = fneg double %23
  %27 = fmul double %25, %26
  %28 = tail call double @llvm.fmuladd.f64(double %19, double %21, double %27)
  %29 = fmul double %17, %28
  ret double %29
}

attributes #0 = { mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #1 = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read) 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 = !{!"double", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}


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