; LLVM IR from parallella/pal :: src/math/asm/epiphany (main)

; 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 uwtable
define dso_local i32 @main() #0 {
  %1 = alloca i32, align 4
  %2 = alloca [16 x float], align 16
  %3 = alloca [16 x float], align 16
  %4 = alloca [16 x float], align 16
  %5 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 64, ptr %2) #3
  call void @llvm.lifetime.start.p0(i64 64, ptr %3) #3
  call void @llvm.lifetime.start.p0(i64 64, ptr %4) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #3
  store i32 0, ptr %5, align 4, !tbaa !5
  br label %6

6:                                                ; preds = %20, %0
  %7 = load i32, ptr %5, align 4, !tbaa !5
  %8 = icmp slt i32 %7, 16
  br i1 %8, label %9, label %23

9:                                                ; preds = %6
  %10 = load i32, ptr %5, align 4, !tbaa !5
  %11 = sitofp i32 %10 to float
  %12 = load i32, ptr %5, align 4, !tbaa !5
  %13 = sext i32 %12 to i64
  %14 = getelementptr inbounds [16 x float], ptr %2, i64 0, i64 %13
  store float %11, ptr %14, align 4, !tbaa !9
  %15 = load i32, ptr %5, align 4, !tbaa !5
  %16 = sitofp i32 %15 to float
  %17 = load i32, ptr %5, align 4, !tbaa !5
  %18 = sext i32 %17 to i64
  %19 = getelementptr inbounds [16 x float], ptr %3, i64 0, i64 %18
  store float %16, ptr %19, align 4, !tbaa !9
  br label %20

20:                                               ; preds = %9
  %21 = load i32, ptr %5, align 4, !tbaa !5
  %22 = add nsw i32 %21, 1
  store i32 %22, ptr %5, align 4, !tbaa !5
  br label %6, !llvm.loop !11

23:                                               ; preds = %6
  %24 = getelementptr inbounds [16 x float], ptr %2, i64 0, i64 0
  %25 = getelementptr inbounds [16 x float], ptr %3, i64 0, i64 0
  %26 = getelementptr inbounds [16 x float], ptr %4, i64 0, i64 0
  %27 = call i32 @p_add_f32(ptr noundef %24, ptr noundef %25, ptr noundef %26, i32 noundef 16)
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #3
  call void @llvm.lifetime.end.p0(i64 64, ptr %4) #3
  call void @llvm.lifetime.end.p0(i64 64, ptr %3) #3
  call void @llvm.lifetime.end.p0(i64 64, ptr %2) #3
  %28 = load i32, ptr %1, align 4
  ret i32 %28
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

declare i32 @p_add_f32(ptr noundef, ptr noundef, ptr noundef, i32 noundef) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

attributes #0 = { 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 willreturn memory(argmem: readwrite) }
attributes #2 = { "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 #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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"float", !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: nounwind uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
  %1 = alloca [16 x float], align 16
  %2 = alloca [16 x float], align 16
  %3 = alloca [16 x float], align 16
  call void @llvm.lifetime.start.p0(i64 64, ptr nonnull %1) #3
  call void @llvm.lifetime.start.p0(i64 64, ptr nonnull %2) #3
  call void @llvm.lifetime.start.p0(i64 64, ptr nonnull %3) #3
  store <4 x float> <float 0.000000e+00, float 1.000000e+00, float 2.000000e+00, float 3.000000e+00>, ptr %1, align 16, !tbaa !5
  store <4 x float> <float 0.000000e+00, float 1.000000e+00, float 2.000000e+00, float 3.000000e+00>, ptr %2, align 16, !tbaa !5
  %4 = getelementptr inbounds i8, ptr %1, i64 16
  %5 = getelementptr inbounds i8, ptr %2, i64 16
  store <4 x float> <float 4.000000e+00, float 5.000000e+00, float 6.000000e+00, float 7.000000e+00>, ptr %4, align 16, !tbaa !5
  store <4 x float> <float 4.000000e+00, float 5.000000e+00, float 6.000000e+00, float 7.000000e+00>, ptr %5, align 16, !tbaa !5
  %6 = getelementptr inbounds i8, ptr %1, i64 32
  %7 = getelementptr inbounds i8, ptr %2, i64 32
  store <4 x float> <float 8.000000e+00, float 9.000000e+00, float 1.000000e+01, float 1.100000e+01>, ptr %6, align 16, !tbaa !5
  store <4 x float> <float 8.000000e+00, float 9.000000e+00, float 1.000000e+01, float 1.100000e+01>, ptr %7, align 16, !tbaa !5
  %8 = getelementptr inbounds i8, ptr %1, i64 48
  %9 = getelementptr inbounds i8, ptr %2, i64 48
  store <4 x float> <float 1.200000e+01, float 1.300000e+01, float 1.400000e+01, float 1.500000e+01>, ptr %8, align 16, !tbaa !5
  store <4 x float> <float 1.200000e+01, float 1.300000e+01, float 1.400000e+01, float 1.500000e+01>, ptr %9, align 16, !tbaa !5
  %10 = call i32 @p_add_f32(ptr noundef nonnull %1, ptr noundef nonnull %2, ptr noundef nonnull %3, i32 noundef 16) #3
  call void @llvm.lifetime.end.p0(i64 64, ptr nonnull %3) #3
  call void @llvm.lifetime.end.p0(i64 64, ptr nonnull %2) #3
  call void @llvm.lifetime.end.p0(i64 64, ptr nonnull %1) #3
  ret i32 0
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

declare i32 @p_add_f32(ptr noundef, ptr noundef, ptr noundef, i32 noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

attributes #0 = { 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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { "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 #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 = !{!"float", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,LoopRotatePass,PostOrderFunctionAttrsPass,SLPVectorizerPass,SROAPass,SimplifyCFGPass