; LLVM IR from lichen-community-systems/signaletic :: hosts/daisy/vendor/libDaisy/src/dev (codec_ak4556)

; 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.dsy_gpio_pin = type { i32, i8 }
%struct.dsy_gpio = type { %struct.dsy_gpio_pin, i32, i32 }

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN5daisy6Ak45564InitE12dsy_gpio_pin(i64 %0) #0 align 2 {
  %2 = alloca %struct.dsy_gpio_pin, align 4
  %3 = alloca %struct.dsy_gpio, align 4
  store i64 %0, ptr %2, align 4
  call void @llvm.lifetime.start.p0(i64 16, ptr %3) #4
  %4 = getelementptr inbounds %struct.dsy_gpio, ptr %3, i32 0, i32 0
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %4, ptr align 4 %2, i64 8, i1 false), !tbaa.struct !5
  %5 = getelementptr inbounds %struct.dsy_gpio, ptr %3, i32 0, i32 1
  store i32 1, ptr %5, align 4, !tbaa !11
  %6 = getelementptr inbounds %struct.dsy_gpio, ptr %3, i32 0, i32 2
  store i32 0, ptr %6, align 4, !tbaa !16
  call void @dsy_gpio_init(ptr noundef %3)
  call void @dsy_gpio_write(ptr noundef %3, i8 noundef zeroext 1)
  call void @_ZN5daisy6System5DelayEj(i32 noundef 1)
  call void @dsy_gpio_write(ptr noundef %3, i8 noundef zeroext 0)
  call void @_ZN5daisy6System5DelayEj(i32 noundef 1)
  call void @dsy_gpio_write(ptr noundef %3, i8 noundef zeroext 1)
  call void @llvm.lifetime.end.p0(i64 16, ptr %3) #4
  ret void
}

; 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 nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #2

declare void @dsy_gpio_init(ptr noundef) #3

declare void @dsy_gpio_write(ptr noundef, i8 noundef zeroext) #3

declare void @_ZN5daisy6System5DelayEj(i32 noundef) #3

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

attributes #0 = { mustprogress 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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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 = !{i64 0, i64 4, !6, i64 4, i64 1, !10}
!6 = !{!7, !7, i64 0}
!7 = !{!"_ZTS13dsy_gpio_port", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!8, !8, i64 0}
!11 = !{!12, !14, i64 8}
!12 = !{!"_ZTS8dsy_gpio", !13, i64 0, !14, i64 8, !15, i64 12}
!13 = !{!"_ZTS12dsy_gpio_pin", !7, i64 0, !8, i64 4}
!14 = !{!"_ZTS13dsy_gpio_mode", !8, i64 0}
!15 = !{!"_ZTS13dsy_gpio_pull", !8, i64 0}
!16 = !{!12, !15, i64 12}


; 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"

%struct.dsy_gpio = type { %struct.dsy_gpio_pin, i32, i32 }
%struct.dsy_gpio_pin = type { i32, i8 }

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN5daisy6Ak45564InitE12dsy_gpio_pin(i64 %0) local_unnamed_addr #0 align 2 {
  %2 = alloca %struct.dsy_gpio, align 8
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %2) #3
  store i64 %0, ptr %2, align 8
  %3 = getelementptr inbounds i8, ptr %2, i64 8
  store i32 1, ptr %3, align 8, !tbaa !5
  %4 = getelementptr inbounds i8, ptr %2, i64 12
  store i32 0, ptr %4, align 4, !tbaa !13
  call void @dsy_gpio_init(ptr noundef nonnull %2)
  call void @dsy_gpio_write(ptr noundef nonnull %2, i8 noundef zeroext 1)
  call void @_ZN5daisy6System5DelayEj(i32 noundef 1)
  call void @dsy_gpio_write(ptr noundef nonnull %2, i8 noundef zeroext 0)
  call void @_ZN5daisy6System5DelayEj(i32 noundef 1)
  call void @dsy_gpio_write(ptr noundef nonnull %2, i8 noundef zeroext 1)
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %2) #3
  ret void
}

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

declare void @dsy_gpio_init(ptr noundef) local_unnamed_addr #2

declare void @dsy_gpio_write(ptr noundef, i8 noundef zeroext) local_unnamed_addr #2

declare void @_ZN5daisy6System5DelayEj(i32 noundef) local_unnamed_addr #2

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

attributes #0 = { mustprogress 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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { "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 = { 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, !11, i64 8}
!6 = !{!"_ZTS8dsy_gpio", !7, i64 0, !11, i64 8, !12, i64 12}
!7 = !{!"_ZTS12dsy_gpio_pin", !8, i64 0, !9, i64 4}
!8 = !{!"_ZTS13dsy_gpio_port", !9, i64 0}
!9 = !{!"omnipotent char", !10, i64 0}
!10 = !{!"Simple C++ TBAA"}
!11 = !{!"_ZTS13dsy_gpio_mode", !9, i64 0}
!12 = !{!"_ZTS13dsy_gpio_pull", !9, i64 0}
!13 = !{!6, !12, i64 12}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,SROAPass