; LLVM IR from Lut1n/ImpGears :: src/ImpGears/Core/Noise.ll (ZN3imp9perlinDotEPidd)

; 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 @_ZN3imp9perlinDotEPidd(ptr noundef %0, double noundef %1, double noundef %2) #0 {
  %4 = alloca ptr, align 8
  %5 = alloca double, align 8
  %6 = alloca double, align 8
  store ptr %0, ptr %4, align 8, !tbaa !5
  store double %1, ptr %5, align 8, !tbaa !9
  store double %2, ptr %6, align 8, !tbaa !9
  %7 = load ptr, ptr %4, align 8, !tbaa !5
  %8 = getelementptr inbounds i32, ptr %7, i64 0
  %9 = load i32, ptr %8, align 4, !tbaa !11
  %10 = sitofp i32 %9 to double
  %11 = load double, ptr %5, align 8, !tbaa !9
  %12 = load ptr, ptr %4, align 8, !tbaa !5
  %13 = getelementptr inbounds i32, ptr %12, i64 1
  %14 = load i32, ptr %13, align 4, !tbaa !11
  %15 = sitofp i32 %14 to double
  %16 = load double, ptr %6, align 8, !tbaa !9
  %17 = fmul double %15, %16
  %18 = call double @llvm.fmuladd.f64(double %10, double %11, double %17)
  ret double %18
}

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

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 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }

!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}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !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 norecurse nosync nounwind willreturn memory(argmem: read) uwtable
define dso_local noundef double @_ZN3imp9perlinDotEPidd(ptr nocapture noundef readonly %0, double noundef %1, double noundef %2) local_unnamed_addr #0 {
  %4 = load i32, ptr %0, align 4, !tbaa !5
  %5 = sitofp i32 %4 to double
  %6 = getelementptr inbounds i8, ptr %0, i64 4
  %7 = load i32, ptr %6, align 4, !tbaa !5
  %8 = sitofp i32 %7 to double
  %9 = fmul double %8, %2
  %10 = tail call double @llvm.fmuladd.f64(double %5, double %1, double %9)
  ret double %10
}

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

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

!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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}


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