; LLVM IR from whoiswelliton/Computer_Engineering_UTFPR-PB :: Embedded_Systems/TIVA Connected TM4C1294XL Projects/01 - lwIP_HTTPServer_on_TIVA (init)

; 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"

@memp_pools = external dso_local constant [14 x ptr], align 16

; Function Attrs: nounwind uwtable
declare dso_local void @memp_init_pool(ptr noundef) #0

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

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

; Function Attrs: nounwind uwtable
define dso_local void @memp_init() #0 {
  %1 = alloca i16, align 2
  call void @llvm.lifetime.start.p0(i64 2, ptr %1) #2
  store i16 0, ptr %1, align 2, !tbaa !5
  br label %2

2:                                                ; preds = %11, %0
  %3 = load i16, ptr %1, align 2, !tbaa !5
  %4 = zext i16 %3 to i64
  %5 = icmp ult i64 %4, 14
  br i1 %5, label %6, label %14

6:                                                ; preds = %2
  %7 = load i16, ptr %1, align 2, !tbaa !5
  %8 = zext i16 %7 to i64
  %9 = getelementptr inbounds [14 x ptr], ptr @memp_pools, i64 0, i64 %8
  %10 = load ptr, ptr %9, align 8, !tbaa !9
  call void @memp_init_pool(ptr noundef %10)
  br label %11

11:                                               ; preds = %6
  %12 = load i16, ptr %1, align 2, !tbaa !5
  %13 = add i16 %12, 1
  store i16 %13, ptr %1, align 2, !tbaa !5
  br label %2, !llvm.loop !11

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

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 = { 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 = !{!"short", !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"

@memp_pools = external dso_local local_unnamed_addr constant [14 x ptr], align 16

; Function Attrs: nounwind uwtable
declare dso_local void @memp_init_pool(ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local void @memp_init() local_unnamed_addr #0 {
  %1 = load ptr, ptr @memp_pools, align 16, !tbaa !5
  tail call void @memp_init_pool(ptr noundef %1)
  %2 = load ptr, ptr getelementptr inbounds (i8, ptr @memp_pools, i64 8), align 8, !tbaa !5
  tail call void @memp_init_pool(ptr noundef %2)
  %3 = load ptr, ptr getelementptr inbounds (i8, ptr @memp_pools, i64 16), align 16, !tbaa !5
  tail call void @memp_init_pool(ptr noundef %3)
  %4 = load ptr, ptr getelementptr inbounds (i8, ptr @memp_pools, i64 24), align 8, !tbaa !5
  tail call void @memp_init_pool(ptr noundef %4)
  %5 = load ptr, ptr getelementptr inbounds (i8, ptr @memp_pools, i64 32), align 16, !tbaa !5
  tail call void @memp_init_pool(ptr noundef %5)
  %6 = load ptr, ptr getelementptr inbounds (i8, ptr @memp_pools, i64 40), align 8, !tbaa !5
  tail call void @memp_init_pool(ptr noundef %6)
  %7 = load ptr, ptr getelementptr inbounds (i8, ptr @memp_pools, i64 48), align 16, !tbaa !5
  tail call void @memp_init_pool(ptr noundef %7)
  %8 = load ptr, ptr getelementptr inbounds (i8, ptr @memp_pools, i64 56), align 8, !tbaa !5
  tail call void @memp_init_pool(ptr noundef %8)
  %9 = load ptr, ptr getelementptr inbounds (i8, ptr @memp_pools, i64 64), align 16, !tbaa !5
  tail call void @memp_init_pool(ptr noundef %9)
  %10 = load ptr, ptr getelementptr inbounds (i8, ptr @memp_pools, i64 72), align 8, !tbaa !5
  tail call void @memp_init_pool(ptr noundef %10)
  %11 = load ptr, ptr getelementptr inbounds (i8, ptr @memp_pools, i64 80), align 16, !tbaa !5
  tail call void @memp_init_pool(ptr noundef %11)
  %12 = load ptr, ptr getelementptr inbounds (i8, ptr @memp_pools, i64 88), align 8, !tbaa !5
  tail call void @memp_init_pool(ptr noundef %12)
  %13 = load ptr, ptr getelementptr inbounds (i8, ptr @memp_pools, i64 96), align 16, !tbaa !5
  tail call void @memp_init_pool(ptr noundef %13)
  %14 = load ptr, ptr getelementptr inbounds (i8, ptr @memp_pools, i64 104), align 8, !tbaa !5
  tail call void @memp_init_pool(ptr noundef %14)
  ret void
}

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" }

!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: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,LoopRotatePass,SROAPass,SimplifyCFGPass,TailCallElimPass