; LLVM IR from lichen-community-systems/signaletic :: hosts/daisy/vendor/libDaisy/src/hid/gatein.ll (ZN5daisy6GateIn4InitEP12dsy_gpio_pinb)

; 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"

%"class.daisy::GateIn" = type <{ %struct.dsy_gpio, i8, i8, i8, i8 }>
%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 @_ZN5daisy6GateIn4InitEP12dsy_gpio_pinb(ptr noundef nonnull align 4 dereferenceable(19) %0, ptr noundef %1, i1 noundef zeroext %2) #0 align 2 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i8, align 1
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  %7 = zext i1 %2 to i8
  store i8 %7, ptr %6, align 1, !tbaa !9
  %8 = load ptr, ptr %4, align 8
  %9 = load ptr, ptr %5, align 8, !tbaa !5
  %10 = getelementptr inbounds %"class.daisy::GateIn", ptr %8, i32 0, i32 0
  %11 = getelementptr inbounds %struct.dsy_gpio, ptr %10, i32 0, i32 0
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %11, ptr align 4 %9, i64 8, i1 false), !tbaa.struct !11
  %12 = getelementptr inbounds %"class.daisy::GateIn", ptr %8, i32 0, i32 0
  %13 = getelementptr inbounds %struct.dsy_gpio, ptr %12, i32 0, i32 1
  store i32 0, ptr %13, align 4, !tbaa !15
  %14 = getelementptr inbounds %"class.daisy::GateIn", ptr %8, i32 0, i32 0
  %15 = getelementptr inbounds %struct.dsy_gpio, ptr %14, i32 0, i32 2
  store i32 0, ptr %15, align 4, !tbaa !21
  %16 = getelementptr inbounds %"class.daisy::GateIn", ptr %8, i32 0, i32 1
  store i8 0, ptr %16, align 4, !tbaa !22
  %17 = getelementptr inbounds %"class.daisy::GateIn", ptr %8, i32 0, i32 2
  store i8 0, ptr %17, align 1, !tbaa !23
  %18 = load i8, ptr %6, align 1, !tbaa !9, !range !24, !noundef !25
  %19 = trunc i8 %18 to i1
  %20 = getelementptr inbounds %"class.daisy::GateIn", ptr %8, i32 0, i32 3
  %21 = zext i1 %19 to i8
  store i8 %21, ptr %20, align 2, !tbaa !26
  %22 = getelementptr inbounds %"class.daisy::GateIn", ptr %8, i32 0, i32 0
  call void @dsy_gpio_init(ptr noundef %22)
  ret void
}

; 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) #1

declare void @dsy_gpio_init(ptr noundef) #2

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 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" }

!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++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"bool", !7, i64 0}
!11 = !{i64 0, i64 4, !12, i64 4, i64 1, !14}
!12 = !{!13, !13, i64 0}
!13 = !{!"_ZTS13dsy_gpio_port", !7, i64 0}
!14 = !{!7, !7, i64 0}
!15 = !{!16, !19, i64 8}
!16 = !{!"_ZTSN5daisy6GateInE", !17, i64 0, !7, i64 16, !7, i64 17, !10, i64 18}
!17 = !{!"_ZTS8dsy_gpio", !18, i64 0, !19, i64 8, !20, i64 12}
!18 = !{!"_ZTS12dsy_gpio_pin", !13, i64 0, !7, i64 4}
!19 = !{!"_ZTS13dsy_gpio_mode", !7, i64 0}
!20 = !{!"_ZTS13dsy_gpio_pull", !7, i64 0}
!21 = !{!16, !20, i64 12}
!22 = !{!16, !7, i64 16}
!23 = !{!16, !7, i64 17}
!24 = !{i8 0, i8 2}
!25 = !{}
!26 = !{!16, !10, i64 18}


; 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 uwtable
define dso_local void @_ZN5daisy6GateIn4InitEP12dsy_gpio_pinb(ptr noundef nonnull align 4 dereferenceable(19) %0, ptr nocapture noundef readonly %1, i1 noundef zeroext %2) local_unnamed_addr #0 align 2 {
  %4 = zext i1 %2 to i8
  %5 = load i64, ptr %1, align 4
  store i64 %5, ptr %0, align 4
  %6 = getelementptr inbounds i8, ptr %0, i64 8
  %7 = getelementptr inbounds i8, ptr %0, i64 18
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(10) %6, i8 0, i64 10, i1 false)
  store i8 %4, ptr %7, align 2, !tbaa !5
  tail call void @dsy_gpio_init(ptr noundef nonnull %0)
  ret void
}

declare void @dsy_gpio_init(ptr noundef) local_unnamed_addr #1

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #2

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 = { "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 = { nocallback nofree nounwind willreturn memory(argmem: write) }

!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, !14, i64 18}
!6 = !{!"_ZTSN5daisy6GateInE", !7, i64 0, !10, i64 16, !10, i64 17, !14, i64 18}
!7 = !{!"_ZTS8dsy_gpio", !8, i64 0, !12, i64 8, !13, i64 12}
!8 = !{!"_ZTS12dsy_gpio_pin", !9, i64 0, !10, i64 4}
!9 = !{!"_ZTS13dsy_gpio_port", !10, i64 0}
!10 = !{!"omnipotent char", !11, i64 0}
!11 = !{!"Simple C++ TBAA"}
!12 = !{!"_ZTS13dsy_gpio_mode", !10, i64 0}
!13 = !{!"_ZTS13dsy_gpio_pull", !10, i64 0}
!14 = !{!"bool", !10, i64 0}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,MemCpyOptPass,PostOrderFunctionAttrsPass,SROAPass,TailCallElimPass