; LLVM IR from cvra/robot-software :: lib/parameter_flash_storage (flash_f3)

; 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"

; Function Attrs: nounwind uwtable
declare hidden void @flash_wait_for_last_operation() #0

; Function Attrs: nounwind uwtable
define dso_local void @flash_sector_erase(ptr noundef %0) #0 {
  %2 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  call void @flash_wait_for_last_operation()
  %3 = load volatile i32, ptr inttoptr (i64 1073881104 to ptr), align 4, !tbaa !9
  %4 = or i32 %3, 2
  store volatile i32 %4, ptr inttoptr (i64 1073881104 to ptr), align 4, !tbaa !9
  %5 = load ptr, ptr %2, align 8, !tbaa !5
  %6 = ptrtoint ptr %5 to i32
  store volatile i32 %6, ptr inttoptr (i64 1073881108 to ptr), align 4, !tbaa !9
  %7 = load volatile i32, ptr inttoptr (i64 1073881104 to ptr), align 4, !tbaa !9
  %8 = or i32 %7, 64
  store volatile i32 %8, ptr inttoptr (i64 1073881104 to ptr), align 4, !tbaa !9
  call void @flash_wait_for_last_operation()
  %9 = load volatile i32, ptr inttoptr (i64 1073881104 to ptr), align 4, !tbaa !9
  %10 = and i32 %9, -3
  store volatile i32 %10, ptr inttoptr (i64 1073881104 to ptr), align 4, !tbaa !9
  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"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}


; 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: nounwind uwtable
declare hidden void @flash_wait_for_last_operation() local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local void @flash_sector_erase(ptr noundef %0) local_unnamed_addr #0 {
  tail call void @flash_wait_for_last_operation()
  %2 = load volatile i32, ptr inttoptr (i64 1073881104 to ptr), align 16, !tbaa !5
  %3 = or i32 %2, 2
  store volatile i32 %3, ptr inttoptr (i64 1073881104 to ptr), align 16, !tbaa !5
  %4 = ptrtoint ptr %0 to i64
  %5 = trunc i64 %4 to i32
  store volatile i32 %5, ptr inttoptr (i64 1073881108 to ptr), align 4, !tbaa !5
  %6 = load volatile i32, ptr inttoptr (i64 1073881104 to ptr), align 16, !tbaa !5
  %7 = or i32 %6, 64
  store volatile i32 %7, ptr inttoptr (i64 1073881104 to ptr), align 16, !tbaa !5
  tail call void @flash_wait_for_last_operation()
  %8 = load volatile i32, ptr inttoptr (i64 1073881104 to ptr), align 16, !tbaa !5
  %9 = and i32 %8, -3
  store volatile i32 %9, ptr inttoptr (i64 1073881104 to ptr), align 16, !tbaa !5
  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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}


; Effective O3 passes: GlobalOptPass,InferAlignmentPass,InstCombinePass,SROAPass,TailCallElimPass