; LLVM IR from ERGO-Code/HiGHS :: src/simplex/HEkk.ll (ZN4HEkk20choosePriceTechniqueEidRbS0_)

; 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: mustprogress nounwind uwtable
define dso_local void @_ZN4HEkk20choosePriceTechniqueEidRbS0_(ptr noundef nonnull align 8 dereferenceable(14568) %0, i32 noundef %1, double noundef %2, ptr noundef nonnull align 1 dereferenceable(1) %3, ptr noundef nonnull align 1 dereferenceable(1) %4) #1 align 2 {
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca double, align 8
  %9 = alloca ptr, align 8
  %10 = alloca ptr, align 8
  %11 = alloca double, align 8
  store ptr %0, ptr %6, align 8, !tbaa !5
  store i32 %1, ptr %7, align 4, !tbaa !9
  store double %2, ptr %8, align 8, !tbaa !11
  store ptr %3, ptr %9, align 8, !tbaa !5
  store ptr %4, ptr %10, align 8, !tbaa !5
  %12 = load ptr, ptr %6, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #2
  store double 7.500000e-01, ptr %11, align 8, !tbaa !11
  %13 = load i32, ptr %7, align 4, !tbaa !9
  %14 = icmp eq i32 %13, 0
  br i1 %14, label %23, label %15

15:                                               ; preds = %5
  %16 = load i32, ptr %7, align 4, !tbaa !9
  %17 = icmp eq i32 %16, 3
  br i1 %17, label %18, label %21

18:                                               ; preds = %15
  %19 = load double, ptr %8, align 8, !tbaa !11
  %20 = fcmp ogt double %19, 7.500000e-01
  br label %21

21:                                               ; preds = %18, %15
  %22 = phi i1 [ false, %15 ], [ %20, %18 ]
  br label %23

23:                                               ; preds = %21, %5
  %24 = phi i1 [ true, %5 ], [ %22, %21 ]
  %25 = load ptr, ptr %9, align 8, !tbaa !5
  %26 = zext i1 %24 to i8
  store i8 %26, ptr %25, align 1, !tbaa !13
  %27 = load i32, ptr %7, align 4, !tbaa !9
  %28 = icmp eq i32 %27, 2
  br i1 %28, label %32, label %29

29:                                               ; preds = %23
  %30 = load i32, ptr %7, align 4, !tbaa !9
  %31 = icmp eq i32 %30, 3
  br label %32

32:                                               ; preds = %29, %23
  %33 = phi i1 [ true, %23 ], [ %31, %29 ]
  %34 = load ptr, ptr %10, align 8, !tbaa !5
  %35 = zext i1 %33 to i8
  store i8 %35, ptr %34, align 1, !tbaa !13
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #2
  ret void
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"double", !7, i64 0}
!13 = !{!14, !14, i64 0}
!14 = !{!"bool", !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: write) uwtable
define dso_local void @_ZN4HEkk20choosePriceTechniqueEidRbS0_(ptr nocapture noundef nonnull readnone align 8 dereferenceable(14568) %0, i32 noundef %1, double noundef %2, ptr nocapture noundef nonnull writeonly align 1 dereferenceable(1) %3, ptr nocapture noundef nonnull writeonly align 1 dereferenceable(1) %4) local_unnamed_addr #0 align 2 {
  %6 = icmp eq i32 %1, 0
  %7 = icmp eq i32 %1, 3
  %8 = fcmp ogt double %2, 7.500000e-01
  %9 = and i1 %7, %8
  %narrow = or i1 %6, %9
  %10 = zext i1 %narrow to i8
  store i8 %10, ptr %3, align 1, !tbaa !5
  %11 = and i32 %1, -2
  %12 = icmp eq i32 %11, 2
  %13 = zext i1 %12 to i8
  store i8 %13, ptr %4, align 1, !tbaa !5
  ret void
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: 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" }

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


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