; ModuleID = 'bpftrace'
source_filename = "bpftrace"
target datalayout = "e-m:e-p:64:64-i64:64-n32:64-S128"
target triple = "bpf-pc-linux"

; Function Attrs: nounwind
declare i64 @llvm.bpf.pseudo(i64, i64) #0

define i64 @"kprobe:f"(i8*) section "s_kprobe:f_1" {
entry:
  %"@x_val" = alloca i64
  %lookup_elem_val = alloca i64
  %"@x_key" = alloca i64
  %1 = bitcast i64* %"@x_key" to i8*
  call void @llvm.lifetime.start.p0i8(i64 -1, i8* %1)
  store i64 0, i64* %"@x_key"
  %pseudo = call i64 @llvm.bpf.pseudo(i64 1, i64 1)
  %lookup_elem = call i8* inttoptr (i64 1 to i8* (i64, i64*)*)(i64 %pseudo, i64* %"@x_key")
  %2 = bitcast i64* %lookup_elem_val to i8*
  call void @llvm.lifetime.start.p0i8(i64 -1, i8* %2)
  %map_lookup_cond = icmp ne i8* %lookup_elem, null
  br i1 %map_lookup_cond, label %lookup_success, label %lookup_failure

lookup_success:                                   ; preds = %entry
  %cast = bitcast i8* %lookup_elem to i64*
  %3 = load i64, i64* %cast
  store i64 %3, i64* %lookup_elem_val
  br label %lookup_merge

lookup_failure:                                   ; preds = %entry
  store i64 0, i64* %lookup_elem_val
  br label %lookup_merge

lookup_merge:                                     ; preds = %lookup_failure, %lookup_success
  %4 = load i64, i64* %lookup_elem_val
  %5 = bitcast i64* %lookup_elem_val to i8*
  call void @llvm.lifetime.end.p0i8(i64 -1, i8* %5)
  %6 = bitcast i64* %"@x_val" to i8*
  call void @llvm.lifetime.start.p0i8(i64 -1, i8* %6)
  %get_pid_tgid = call i64 inttoptr (i64 14 to i64 ()*)()
  %7 = lshr i64 %get_pid_tgid, 32
  %8 = sub i64 4294967295, %7
  %9 = icmp sge i64 %8, %4
  br i1 %9, label %min.ge, label %min.lt

min.lt:                                           ; preds = %min.ge, %lookup_merge
  %10 = bitcast i64* %"@x_key" to i8*
  call void @llvm.lifetime.end.p0i8(i64 -1, i8* %10)
  %11 = bitcast i64* %"@x_val" to i8*
  call void @llvm.lifetime.end.p0i8(i64 -1, i8* %11)
  ret i64 0

min.ge:                                           ; preds = %lookup_merge
  store i64 %8, i64* %"@x_val"
  %pseudo1 = call i64 @llvm.bpf.pseudo(i64 1, i64 1)
  %update_elem = call i64 inttoptr (i64 2 to i64 (i64, i64*, i64*, i64)*)(i64 %pseudo1, i64* %"@x_key", i64* %"@x_val", i64 0)
  br label %min.lt
}

; Function Attrs: argmemonly nounwind
declare void @llvm.lifetime.start.p0i8(i64, i8* nocapture) #1

; Function Attrs: argmemonly nounwind
declare void @llvm.lifetime.end.p0i8(i64, i8* nocapture) #1

attributes #0 = { nounwind }
attributes #1 = { argmemonly nounwind }
