; LLVM IR from alexzheng42/sDMD :: src (CG)

; 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"

@.str.20 = external hidden unnamed_addr constant [2 x i8], align 1
@savedir = external global [1024 x i8], align 16
@.str.30 = external hidden unnamed_addr constant [20 x i8], align 1
@.str.31 = external hidden unnamed_addr constant [15 x i8], align 1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nounwind
declare i32 @sprintf(ptr noundef, ptr noundef, ...) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

declare noalias ptr @fopen(ptr noundef, ptr noundef) #2

declare i32 @fclose(ptr noundef) #2

; Function Attrs: nounwind
declare i32 @fprintf(ptr noundef, ptr noundef, ...) #1

; Function Attrs: nounwind uwtable
declare dso_local ptr @GetAAName(i32 noundef) #3

; Function Attrs: nounwind uwtable
define dso_local void @PrintDisPot(ptr noundef %0, i32 noundef %1, ptr noundef %2, i32 noundef %3) #3 {
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  %9 = alloca ptr, align 8
  %10 = alloca [128 x i8], align 16
  %11 = alloca i32, align 4
  store ptr %0, ptr %5, align 8, !tbaa !5
  store i32 %1, ptr %6, align 4, !tbaa !9
  store ptr %2, ptr %7, align 8, !tbaa !5
  store i32 %3, ptr %8, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #4
  call void @llvm.lifetime.start.p0(i64 128, ptr %10) #4
  %12 = getelementptr inbounds [128 x i8], ptr %10, i64 0, i64 0
  %13 = load ptr, ptr %7, align 8, !tbaa !5
  %14 = load i32, ptr %8, align 4, !tbaa !9
  %15 = call ptr @GetAAName(i32 noundef %14)
  %16 = call i32 (ptr, ptr, ...) @sprintf(ptr noundef %12, ptr noundef @.str.30, ptr noundef @savedir, ptr noundef %13, ptr noundef %15) #4
  %17 = getelementptr inbounds [128 x i8], ptr %10, i64 0, i64 0
  %18 = call noalias ptr @fopen(ptr noundef %17, ptr noundef @.str.20)
  store ptr %18, ptr %9, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #4
  store i32 0, ptr %11, align 4, !tbaa !9
  br label %19

19:                                               ; preds = %39, %4
  %20 = load i32, ptr %11, align 4, !tbaa !9
  %21 = load i32, ptr %6, align 4, !tbaa !9
  %22 = icmp slt i32 %20, %21
  br i1 %22, label %24, label %23

23:                                               ; preds = %19
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #4
  br label %42

24:                                               ; preds = %19
  %25 = load ptr, ptr %9, align 8, !tbaa !5
  %26 = load ptr, ptr %5, align 8, !tbaa !5
  %27 = load i32, ptr %11, align 4, !tbaa !9
  %28 = sext i32 %27 to i64
  %29 = getelementptr inbounds [2 x double], ptr %26, i64 %28
  %30 = getelementptr inbounds [2 x double], ptr %29, i64 0, i64 0
  %31 = load double, ptr %30, align 8, !tbaa !11
  %32 = load ptr, ptr %5, align 8, !tbaa !5
  %33 = load i32, ptr %11, align 4, !tbaa !9
  %34 = sext i32 %33 to i64
  %35 = getelementptr inbounds [2 x double], ptr %32, i64 %34
  %36 = getelementptr inbounds [2 x double], ptr %35, i64 0, i64 1
  %37 = load double, ptr %36, align 8, !tbaa !11
  %38 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %25, ptr noundef @.str.31, double noundef %31, double noundef %37) #4
  br label %39

39:                                               ; preds = %24
  %40 = load i32, ptr %11, align 4, !tbaa !9
  %41 = add nsw i32 %40, 1
  store i32 %41, ptr %11, align 4, !tbaa !9
  br label %19, !llvm.loop !13

42:                                               ; preds = %23
  %43 = load ptr, ptr %9, align 8, !tbaa !5
  %44 = call i32 @fclose(ptr noundef %43)
  call void @llvm.lifetime.end.p0(i64 128, ptr %10) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #4
  ret void
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 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 #4 = { 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/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"double", !7, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"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"

@.str.20 = external hidden unnamed_addr constant [2 x i8], align 1
@savedir = external global [1024 x i8], align 16
@.str.30 = external hidden unnamed_addr constant [20 x i8], align 1
@.str.31 = external hidden unnamed_addr constant [15 x i8], align 1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nofree nounwind
declare noundef i32 @sprintf(ptr noalias nocapture noundef writeonly, ptr nocapture noundef readonly, ...) local_unnamed_addr #1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nofree nounwind
declare noalias noundef ptr @fopen(ptr nocapture noundef readonly, ptr nocapture noundef readonly) local_unnamed_addr #1

; Function Attrs: nofree nounwind
declare noundef i32 @fclose(ptr nocapture noundef) local_unnamed_addr #1

; Function Attrs: nofree nounwind
declare noundef i32 @fprintf(ptr nocapture noundef, ptr nocapture noundef readonly, ...) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
declare dso_local ptr @GetAAName(i32 noundef) local_unnamed_addr #2

; Function Attrs: nounwind uwtable
define dso_local void @PrintDisPot(ptr nocapture noundef readonly %0, i32 noundef %1, ptr noundef %2, i32 noundef %3) local_unnamed_addr #2 {
  %5 = alloca [128 x i8], align 16
  call void @llvm.lifetime.start.p0(i64 128, ptr nonnull %5) #3
  %6 = tail call ptr @GetAAName(i32 noundef %3)
  %7 = call i32 (ptr, ptr, ...) @sprintf(ptr noundef nonnull dereferenceable(1) %5, ptr noundef nonnull dereferenceable(1) @.str.30, ptr noundef nonnull @savedir, ptr noundef %2, ptr noundef %6) #3
  %8 = call noalias ptr @fopen(ptr noundef nonnull %5, ptr noundef nonnull @.str.20)
  %9 = icmp sgt i32 %1, 0
  br i1 %9, label %.lr.ph.preheader, label %._crit_edge

.lr.ph.preheader:                                 ; preds = %4
  %wide.trip.count = zext nneg i32 %1 to i64
  br label %.lr.ph

._crit_edge:                                      ; preds = %.lr.ph, %4
  %10 = tail call i32 @fclose(ptr noundef %8)
  call void @llvm.lifetime.end.p0(i64 128, ptr nonnull %5) #3
  ret void

.lr.ph:                                           ; preds = %.lr.ph.preheader, %.lr.ph
  %indvars.iv = phi i64 [ 0, %.lr.ph.preheader ], [ %indvars.iv.next, %.lr.ph ]
  %11 = getelementptr inbounds [2 x double], ptr %0, i64 %indvars.iv
  %12 = load double, ptr %11, align 8, !tbaa !5
  %13 = getelementptr inbounds i8, ptr %11, i64 8
  %14 = load double, ptr %13, align 8, !tbaa !5
  %15 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %8, ptr noundef nonnull @.str.31, double noundef %12, double noundef %14) #3
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
  br i1 %exitcond.not, label %._crit_edge, label %.lr.ph, !llvm.loop !9
}

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nofree 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 #2 = { 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 #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 = !{!"double", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass