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

; 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"

%struct.player_s = type { ptr, i32, %struct.ticcmd_t, i32, i32, i32, i32, i32, i32, i32, [6 x i32], [6 x i32], i32, [4 x i32], i32, i32, [9 x i32], [4 x i32], [4 x i32], i32, i32, i32, i32, i32, i32, i32, ptr, i32, i32, ptr, i32, i32, i32, [2 x %struct.pspdef_t], i32 }
%struct.ticcmd_t = type { i8, i8, i16, i16, i8, i8 }
%struct.pspdef_t = type { ptr, i32, i32, i32 }

; 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 i32 @P_GiveArmor(ptr noundef %0, i32 noundef %1) #1 {
  %3 = alloca i32, align 4
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store i32 %1, ptr %5, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #2
  %8 = load i32, ptr %5, align 4, !tbaa !9
  %9 = mul nsw i32 %8, 100
  store i32 %9, ptr %6, align 4, !tbaa !9
  %10 = load ptr, ptr %4, align 8, !tbaa !5
  %11 = getelementptr inbounds %struct.player_s, ptr %10, i32 0, i32 8
  %12 = load i32, ptr %11, align 8, !tbaa !11
  %13 = load i32, ptr %6, align 4, !tbaa !9
  %14 = icmp sge i32 %12, %13
  br i1 %14, label %15, label %16

15:                                               ; preds = %2
  store i32 0, ptr %3, align 4
  store i32 1, ptr %7, align 4
  br label %23

16:                                               ; preds = %2
  %17 = load i32, ptr %5, align 4, !tbaa !9
  %18 = load ptr, ptr %4, align 8, !tbaa !5
  %19 = getelementptr inbounds %struct.player_s, ptr %18, i32 0, i32 9
  store i32 %17, ptr %19, align 4, !tbaa !15
  %20 = load i32, ptr %6, align 4, !tbaa !9
  %21 = load ptr, ptr %4, align 8, !tbaa !5
  %22 = getelementptr inbounds %struct.player_s, ptr %21, i32 0, i32 8
  store i32 %20, ptr %22, align 8, !tbaa !11
  store i32 1, ptr %3, align 4
  store i32 1, ptr %7, align 4
  br label %23

23:                                               ; preds = %16, %15
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #2
  %24 = load i32, ptr %3, align 4
  ret i32 %24
}

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 = !{!"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, !10, i64 40}
!12 = !{!"player_s", !6, i64 0, !10, i64 8, !13, i64 12, !10, i64 20, !10, i64 24, !10, i64 28, !10, i64 32, !10, i64 36, !10, i64 40, !10, i64 44, !7, i64 48, !7, i64 72, !10, i64 96, !7, i64 100, !10, i64 116, !10, i64 120, !7, i64 124, !7, i64 160, !7, i64 176, !10, i64 192, !10, i64 196, !10, i64 200, !10, i64 204, !10, i64 208, !10, i64 212, !10, i64 216, !6, i64 224, !10, i64 232, !10, i64 236, !6, i64 240, !10, i64 248, !10, i64 252, !10, i64 256, !7, i64 264, !10, i64 312}
!13 = !{!"", !7, i64 0, !7, i64 1, !14, i64 2, !14, i64 4, !7, i64 6, !7, i64 7}
!14 = !{!"short", !7, i64 0}
!15 = !{!12, !10, i64 44}


; 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: readwrite) uwtable
define dso_local range(i32 0, 2) i32 @P_GiveArmor(ptr nocapture noundef %0, i32 noundef %1) local_unnamed_addr #0 {
  %3 = mul nsw i32 %1, 100
  %4 = getelementptr inbounds i8, ptr %0, i64 40
  %5 = load i32, ptr %4, align 8, !tbaa !5
  %.not = icmp slt i32 %5, %3
  br i1 %.not, label %6, label %8

6:                                                ; preds = %2
  %7 = getelementptr inbounds i8, ptr %0, i64 44
  store i32 %1, ptr %7, align 4, !tbaa !13
  store i32 %3, ptr %4, align 8, !tbaa !5
  br label %8

8:                                                ; preds = %2, %6
  %.0 = phi i32 [ 1, %6 ], [ 0, %2 ]
  ret i32 %.0
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: readwrite) 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, !10, i64 40}
!6 = !{!"player_s", !7, i64 0, !10, i64 8, !11, i64 12, !10, i64 20, !10, i64 24, !10, i64 28, !10, i64 32, !10, i64 36, !10, i64 40, !10, i64 44, !8, i64 48, !8, i64 72, !10, i64 96, !8, i64 100, !10, i64 116, !10, i64 120, !8, i64 124, !8, i64 160, !8, i64 176, !10, i64 192, !10, i64 196, !10, i64 200, !10, i64 204, !10, i64 208, !10, i64 212, !10, i64 216, !7, i64 224, !10, i64 232, !10, i64 236, !7, i64 240, !10, i64 248, !10, i64 252, !10, i64 256, !8, i64 264, !10, i64 312}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"int", !8, i64 0}
!11 = !{!"", !8, i64 0, !8, i64 1, !12, i64 2, !12, i64 4, !8, i64 6, !8, i64 7}
!12 = !{!"short", !8, i64 0}
!13 = !{!6, !10, i64 44}


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