; LLVM IR from BrunoLevy/learn-fpga :: LiteX/software/Doom/mc1-doom/src (am_map)

; 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 = external hidden unnamed_addr constant [9 x i8], align 1
@marknums = external hidden global [10 x ptr], align 16

; 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 void @AM_loadPics() #1 {
  %1 = alloca i32, align 4
  %2 = alloca [9 x i8], align 1
  call void @llvm.lifetime.start.p0(i64 4, ptr %1) #4
  call void @llvm.lifetime.start.p0(i64 9, ptr %2) #4
  store i32 0, ptr %1, align 4, !tbaa !5
  br label %3

3:                                                ; preds = %15, %0
  %4 = load i32, ptr %1, align 4, !tbaa !5
  %5 = icmp slt i32 %4, 10
  br i1 %5, label %6, label %18

6:                                                ; preds = %3
  %7 = getelementptr inbounds [9 x i8], ptr %2, i64 0, i64 0
  %8 = load i32, ptr %1, align 4, !tbaa !5
  %9 = call i32 (ptr, ptr, ...) @sprintf(ptr noundef %7, ptr noundef @.str, i32 noundef %8) #4
  %10 = getelementptr inbounds [9 x i8], ptr %2, i64 0, i64 0
  %11 = call ptr @W_CacheLumpName(ptr noundef %10, i32 noundef 1)
  %12 = load i32, ptr %1, align 4, !tbaa !5
  %13 = sext i32 %12 to i64
  %14 = getelementptr inbounds [10 x ptr], ptr @marknums, i64 0, i64 %13
  store ptr %11, ptr %14, align 8, !tbaa !9
  br label %15

15:                                               ; preds = %6
  %16 = load i32, ptr %1, align 4, !tbaa !5
  %17 = add nsw i32 %16, 1
  store i32 %17, ptr %1, align 4, !tbaa !5
  br label %3, !llvm.loop !11

18:                                               ; preds = %3
  call void @llvm.lifetime.end.p0(i64 9, ptr %2) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %1) #4
  ret void
}

; Function Attrs: nounwind
declare i32 @sprintf(ptr noundef, ptr noundef, ...) #2

declare ptr @W_CacheLumpName(ptr noundef, i32 noundef) #3

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 "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 = { "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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !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"

@.str = external hidden unnamed_addr constant [9 x i8], align 1
@marknums = external hidden local_unnamed_addr global [10 x ptr], align 16

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

; Function Attrs: mustprogress 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 void @AM_loadPics() local_unnamed_addr #1 {
  %1 = alloca [9 x i8], align 1
  call void @llvm.lifetime.start.p0(i64 9, ptr nonnull %1) #4
  %2 = call i32 (ptr, ptr, ...) @sprintf(ptr noundef nonnull dereferenceable(1) %1, ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 0) #4
  %3 = call ptr @W_CacheLumpName(ptr noundef nonnull %1, i32 noundef 1) #4
  store ptr %3, ptr @marknums, align 16, !tbaa !5
  %4 = call i32 (ptr, ptr, ...) @sprintf(ptr noundef nonnull dereferenceable(1) %1, ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 1) #4
  %5 = call ptr @W_CacheLumpName(ptr noundef nonnull %1, i32 noundef 1) #4
  store ptr %5, ptr getelementptr inbounds (i8, ptr @marknums, i64 8), align 8, !tbaa !5
  %6 = call i32 (ptr, ptr, ...) @sprintf(ptr noundef nonnull dereferenceable(1) %1, ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 2) #4
  %7 = call ptr @W_CacheLumpName(ptr noundef nonnull %1, i32 noundef 1) #4
  store ptr %7, ptr getelementptr inbounds (i8, ptr @marknums, i64 16), align 16, !tbaa !5
  %8 = call i32 (ptr, ptr, ...) @sprintf(ptr noundef nonnull dereferenceable(1) %1, ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 3) #4
  %9 = call ptr @W_CacheLumpName(ptr noundef nonnull %1, i32 noundef 1) #4
  store ptr %9, ptr getelementptr inbounds (i8, ptr @marknums, i64 24), align 8, !tbaa !5
  %10 = call i32 (ptr, ptr, ...) @sprintf(ptr noundef nonnull dereferenceable(1) %1, ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 4) #4
  %11 = call ptr @W_CacheLumpName(ptr noundef nonnull %1, i32 noundef 1) #4
  store ptr %11, ptr getelementptr inbounds (i8, ptr @marknums, i64 32), align 16, !tbaa !5
  %12 = call i32 (ptr, ptr, ...) @sprintf(ptr noundef nonnull dereferenceable(1) %1, ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 5) #4
  %13 = call ptr @W_CacheLumpName(ptr noundef nonnull %1, i32 noundef 1) #4
  store ptr %13, ptr getelementptr inbounds (i8, ptr @marknums, i64 40), align 8, !tbaa !5
  %14 = call i32 (ptr, ptr, ...) @sprintf(ptr noundef nonnull dereferenceable(1) %1, ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 6) #4
  %15 = call ptr @W_CacheLumpName(ptr noundef nonnull %1, i32 noundef 1) #4
  store ptr %15, ptr getelementptr inbounds (i8, ptr @marknums, i64 48), align 16, !tbaa !5
  %16 = call i32 (ptr, ptr, ...) @sprintf(ptr noundef nonnull dereferenceable(1) %1, ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 7) #4
  %17 = call ptr @W_CacheLumpName(ptr noundef nonnull %1, i32 noundef 1) #4
  store ptr %17, ptr getelementptr inbounds (i8, ptr @marknums, i64 56), align 8, !tbaa !5
  %18 = call i32 (ptr, ptr, ...) @sprintf(ptr noundef nonnull dereferenceable(1) %1, ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 8) #4
  %19 = call ptr @W_CacheLumpName(ptr noundef nonnull %1, i32 noundef 1) #4
  store ptr %19, ptr getelementptr inbounds (i8, ptr @marknums, i64 64), align 16, !tbaa !5
  %20 = call i32 (ptr, ptr, ...) @sprintf(ptr noundef nonnull dereferenceable(1) %1, ptr noundef nonnull dereferenceable(1) @.str, i32 noundef 9) #4
  %21 = call ptr @W_CacheLumpName(ptr noundef nonnull %1, i32 noundef 1) #4
  store ptr %21, ptr getelementptr inbounds (i8, ptr @marknums, i64 72), align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 9, ptr nonnull %1) #4
  ret void
}

; Function Attrs: nofree nounwind
declare noundef i32 @sprintf(ptr noalias nocapture noundef writeonly, ptr nocapture noundef readonly, ...) local_unnamed_addr #2

declare ptr @W_CacheLumpName(ptr noundef, i32 noundef) local_unnamed_addr #3

attributes #0 = { mustprogress 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 = { 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 #3 = { "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"}


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