; LLVM IR from CLASS-SZ/class_sz :: class-sz/source (thermodynamics)

; 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: nounwind
declare double @tanh(double noundef) #0

; Function Attrs: nounwind uwtable
define dso_local i32 @thermodynamics_tanh(double noundef %0, double noundef %1, double noundef %2, double noundef %3, double noundef %4, ptr noundef %5) #1 {
  %7 = alloca double, align 8
  %8 = alloca double, align 8
  %9 = alloca double, align 8
  %10 = alloca double, align 8
  %11 = alloca double, align 8
  %12 = alloca ptr, align 8
  store double %0, ptr %7, align 8, !tbaa !5
  store double %1, ptr %8, align 8, !tbaa !5
  store double %2, ptr %9, align 8, !tbaa !5
  store double %3, ptr %10, align 8, !tbaa !5
  store double %4, ptr %11, align 8, !tbaa !5
  store ptr %5, ptr %12, align 8, !tbaa !9
  %13 = load double, ptr %9, align 8, !tbaa !5
  %14 = load double, ptr %10, align 8, !tbaa !5
  %15 = load double, ptr %9, align 8, !tbaa !5
  %16 = fsub double %14, %15
  %17 = load double, ptr %7, align 8, !tbaa !5
  %18 = load double, ptr %8, align 8, !tbaa !5
  %19 = fsub double %17, %18
  %20 = load double, ptr %11, align 8, !tbaa !5
  %21 = fdiv double %19, %20
  %22 = call double @tanh(double noundef %21) #2
  %23 = fadd double %22, 1.000000e+00
  %24 = fmul double %16, %23
  %25 = fdiv double %24, 2.000000e+00
  %26 = fadd double %13, %25
  %27 = load ptr, ptr %12, align 8, !tbaa !9
  store double %26, ptr %27, align 8, !tbaa !5
  ret i32 0
}

attributes #0 = { 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 #1 = { 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 = { 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/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !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 nofree nounwind willreturn memory(write)
declare double @tanh(double noundef) local_unnamed_addr #0

; Function Attrs: mustprogress nofree nounwind willreturn memory(write) uwtable
define dso_local noundef i32 @thermodynamics_tanh(double noundef %0, double noundef %1, double noundef %2, double noundef %3, double noundef %4, ptr nocapture noundef writeonly %5) local_unnamed_addr #1 {
  %7 = fsub double %3, %2
  %8 = fsub double %0, %1
  %9 = fdiv double %8, %4
  %10 = tail call double @tanh(double noundef %9) #2
  %11 = fadd double %10, 1.000000e+00
  %12 = fmul double %7, %11
  %13 = fmul double %12, 5.000000e-01
  %14 = fadd double %13, %2
  store double %14, ptr %5, align 8, !tbaa !5
  ret i32 0
}

attributes #0 = { 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 #1 = { 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 #2 = { 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/C++ TBAA"}


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