; LLVM IR from ROCm/aomp :: test/smoke-fails/clang-298140/NPB_LU/sys (setparams)

; 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: nounwind uwtable
define dso_local double @power(double noundef %0, i32 noundef %1) #1 {
  %3 = alloca double, align 8
  %4 = alloca double, align 8
  %5 = alloca i32, align 4
  %6 = alloca double, align 8
  %7 = alloca i32, align 4
  store double %0, ptr %4, align 8, !tbaa !5
  store i32 %1, ptr %5, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #2
  %8 = load i32, ptr %5, align 4, !tbaa !9
  %9 = icmp eq i32 %8, 0
  br i1 %9, label %10, label %11

10:                                               ; preds = %2
  store double 1.000000e+00, ptr %3, align 8
  store i32 1, ptr %7, align 4
  br label %32

11:                                               ; preds = %2
  %12 = load i32, ptr %5, align 4, !tbaa !9
  %13 = icmp slt i32 %12, 0
  br i1 %13, label %14, label %19

14:                                               ; preds = %11
  %15 = load double, ptr %4, align 8, !tbaa !5
  %16 = fdiv double 1.000000e+00, %15
  store double %16, ptr %4, align 8, !tbaa !5
  %17 = load i32, ptr %5, align 4, !tbaa !9
  %18 = sub nsw i32 0, %17
  store i32 %18, ptr %5, align 4, !tbaa !9
  br label %19

19:                                               ; preds = %14, %11
  br label %20

20:                                               ; preds = %19
  store double 1.000000e+00, ptr %6, align 8, !tbaa !5
  br label %21

21:                                               ; preds = %24, %20
  %22 = load i32, ptr %5, align 4, !tbaa !9
  %23 = icmp sgt i32 %22, 0
  br i1 %23, label %24, label %30

24:                                               ; preds = %21
  %25 = load double, ptr %4, align 8, !tbaa !5
  %26 = load double, ptr %6, align 8, !tbaa !5
  %27 = fmul double %26, %25
  store double %27, ptr %6, align 8, !tbaa !5
  %28 = load i32, ptr %5, align 4, !tbaa !9
  %29 = add nsw i32 %28, -1
  store i32 %29, ptr %5, align 4, !tbaa !9
  br label %21, !llvm.loop !11

30:                                               ; preds = %21
  %31 = load double, ptr %6, align 8, !tbaa !5
  store double %31, ptr %3, align 8
  store i32 1, ptr %7, align 4
  br label %32

32:                                               ; preds = %30, %10
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #2
  %33 = load double, ptr %3, align 8
  ret double %33
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = !{!"int", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}


; 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: nofree norecurse nosync nounwind memory(none) uwtable
define dso_local double @power(double noundef %0, i32 noundef %1) local_unnamed_addr #0 {
  %3 = icmp eq i32 %1, 0
  br i1 %3, label %.loopexit, label %4

4:                                                ; preds = %2
  %5 = icmp slt i32 %1, 0
  %6 = fdiv double 1.000000e+00, %0
  %.010 = select i1 %5, double %6, double %0
  %.09 = tail call i32 @llvm.abs.i32(i32 %1, i1 true)
  br label %7

7:                                                ; preds = %4, %7
  %.014 = phi double [ 1.000000e+00, %4 ], [ %8, %7 ]
  %.113 = phi i32 [ %.09, %4 ], [ %9, %7 ]
  %8 = fmul double %.010, %.014
  %9 = add nsw i32 %.113, -1
  %10 = icmp ugt i32 %.113, 1
  br i1 %10, label %7, label %.loopexit, !llvm.loop !5

.loopexit:                                        ; preds = %7, %2
  %.011 = phi double [ 1.000000e+00, %2 ], [ %8, %7 ]
  ret double %.011
}

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.abs.i32(i32, i1 immarg) #1

attributes #0 = { nofree norecurse nosync nounwind memory(none) 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 = distinct !{!5, !6}
!6 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: CorrelatedValuePropagationPass,GVNPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass