; LLVM IR from sp-nitech/SPTK :: src/utils/sptk_utils.ll (ZN4sptk4WarpEdd)

; 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: mustprogress nounwind uwtable
define dso_local noundef double @_ZN4sptk4WarpEdd(double noundef %0, double noundef %1) #0 {
  %3 = alloca double, align 8
  %4 = alloca double, align 8
  %5 = alloca double, align 8
  store double %0, ptr %4, align 8, !tbaa !5
  store double %1, ptr %5, align 8, !tbaa !5
  %6 = load double, ptr %5, align 8, !tbaa !5
  %7 = fcmp oeq double 0.000000e+00, %6
  br i1 %7, label %8, label %10

8:                                                ; preds = %2
  %9 = load double, ptr %4, align 8, !tbaa !5
  store double %9, ptr %3, align 8
  br label %23

10:                                               ; preds = %2
  %11 = load double, ptr %4, align 8, !tbaa !5
  %12 = load double, ptr %5, align 8, !tbaa !5
  %13 = load double, ptr %4, align 8, !tbaa !5
  %14 = call double @sin(double noundef %13) #3
  %15 = fmul double %12, %14
  %16 = load double, ptr %5, align 8, !tbaa !5
  %17 = load double, ptr %4, align 8, !tbaa !5
  %18 = call double @cos(double noundef %17) #3
  %19 = fneg double %16
  %20 = call double @llvm.fmuladd.f64(double %19, double %18, double 1.000000e+00)
  %21 = call double @atan2(double noundef %15, double noundef %20) #3
  %22 = call double @llvm.fmuladd.f64(double 2.000000e+00, double %21, double %11)
  store double %22, ptr %3, align 8
  br label %23

23:                                               ; preds = %10, %8
  %24 = load double, ptr %3, align 8
  ret double %24
}

; Function Attrs: nounwind
declare double @atan2(double noundef, double noundef) #1

; Function Attrs: nounwind
declare double @sin(double noundef) #1

; Function Attrs: nounwind
declare double @cos(double noundef) #1

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.fmuladd.f64(double, double, double) #2

attributes #0 = { 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 #1 = { nounwind "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 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
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"}


; 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 nofree nounwind willreturn memory(write) uwtable
define dso_local noundef double @_ZN4sptk4WarpEdd(double noundef %0, double noundef %1) local_unnamed_addr #0 {
  %3 = fcmp oeq double %1, 0.000000e+00
  br i1 %3, label %12, label %4

4:                                                ; preds = %2
  %5 = tail call double @sin(double noundef %0) #3
  %6 = fmul double %5, %1
  %7 = tail call double @cos(double noundef %0) #3
  %8 = fneg double %1
  %9 = tail call double @llvm.fmuladd.f64(double %8, double %7, double 1.000000e+00)
  %10 = tail call double @atan2(double noundef %6, double noundef %9) #3
  %11 = tail call double @llvm.fmuladd.f64(double %10, double 2.000000e+00, double %0)
  br label %12

12:                                               ; preds = %2, %4
  %.0 = phi double [ %11, %4 ], [ %0, %2 ]
  ret double %.0
}

; Function Attrs: mustprogress nofree nounwind willreturn memory(write)
declare double @atan2(double noundef, double noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nofree nounwind willreturn memory(write)
declare double @sin(double noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nofree nounwind willreturn memory(write)
declare double @cos(double noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.fmuladd.f64(double, double, double) #2

attributes #0 = { mustprogress nofree nounwind willreturn memory(write) 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 nofree nounwind willreturn memory(write) "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 nocallback nofree nosync nounwind speculatable willreturn memory(none) }
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)"}


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