; LLVM IR from ermig1979/Simd :: src/Simd/SimdBaseBgrToBgra.ll (ZN4Simd4Base9BgrToBgraEPKhmmmPhmh)

; 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: mustprogress nounwind uwtable
declare dso_local void @_ZN4Simd4Base9BgrToBgraEPKhmPhbbh(ptr noundef, i64 noundef, ptr noundef, i1 noundef zeroext, i1 noundef zeroext, i8 noundef zeroext) #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: mustprogress nounwind uwtable
define dso_local void @_ZN4Simd4Base9BgrToBgraEPKhmmmPhmh(ptr noundef %0, i64 noundef %1, i64 noundef %2, i64 noundef %3, ptr noundef %4, i64 noundef %5, i8 noundef zeroext %6) #0 {
  %8 = alloca ptr, align 8
  %9 = alloca i64, align 8
  %10 = alloca i64, align 8
  %11 = alloca i64, align 8
  %12 = alloca ptr, align 8
  %13 = alloca i64, align 8
  %14 = alloca i8, align 1
  %15 = alloca i64, align 8
  store ptr %0, ptr %8, align 8, !tbaa !5
  store i64 %1, ptr %9, align 8, !tbaa !9
  store i64 %2, ptr %10, align 8, !tbaa !9
  store i64 %3, ptr %11, align 8, !tbaa !9
  store ptr %4, ptr %12, align 8, !tbaa !5
  store i64 %5, ptr %13, align 8, !tbaa !9
  store i8 %6, ptr %14, align 1, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #2
  store i64 1, ptr %15, align 8, !tbaa !9
  br label %16

16:                                               ; preds = %32, %7
  %17 = load i64, ptr %15, align 8, !tbaa !9
  %18 = load i64, ptr %10, align 8, !tbaa !9
  %19 = icmp ult i64 %17, %18
  br i1 %19, label %21, label %20

20:                                               ; preds = %16
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #2
  br label %35

21:                                               ; preds = %16
  %22 = load ptr, ptr %8, align 8, !tbaa !5
  %23 = load i64, ptr %9, align 8, !tbaa !9
  %24 = load ptr, ptr %12, align 8, !tbaa !5
  %25 = load i8, ptr %14, align 1, !tbaa !11
  call void @_ZN4Simd4Base9BgrToBgraEPKhmPhbbh(ptr noundef %22, i64 noundef %23, ptr noundef %24, i1 noundef zeroext true, i1 noundef zeroext false, i8 noundef zeroext %25)
  %26 = load i64, ptr %11, align 8, !tbaa !9
  %27 = load ptr, ptr %8, align 8, !tbaa !5
  %28 = getelementptr inbounds i8, ptr %27, i64 %26
  store ptr %28, ptr %8, align 8, !tbaa !5
  %29 = load i64, ptr %13, align 8, !tbaa !9
  %30 = load ptr, ptr %12, align 8, !tbaa !5
  %31 = getelementptr inbounds i8, ptr %30, i64 %29
  store ptr %31, ptr %12, align 8, !tbaa !5
  br label %32

32:                                               ; preds = %21
  %33 = load i64, ptr %15, align 8, !tbaa !9
  %34 = add i64 %33, 1
  store i64 %34, ptr %15, align 8, !tbaa !9
  br label %16, !llvm.loop !12

35:                                               ; preds = %20
  %36 = load ptr, ptr %8, align 8, !tbaa !5
  %37 = load i64, ptr %9, align 8, !tbaa !9
  %38 = load ptr, ptr %12, align 8, !tbaa !5
  %39 = load i8, ptr %14, align 1, !tbaa !11
  call void @_ZN4Simd4Base9BgrToBgraEPKhmPhbbh(ptr noundef %36, i64 noundef %37, ptr noundef %38, i1 noundef zeroext true, i1 noundef zeroext true, i8 noundef zeroext %39)
  ret void
}

attributes #0 = { mustprogress 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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"long", !7, i64 0}
!11 = !{!7, !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"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"

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN4Simd4Base9BgrToBgraEPKhmPhbbh(ptr noundef, i64 noundef, ptr noundef, i1 noundef zeroext, i1 noundef zeroext, i8 noundef zeroext) local_unnamed_addr #0

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN4Simd4Base9BgrToBgraEPKhmmmPhmh(ptr noundef %0, i64 noundef %1, i64 noundef %2, i64 noundef %3, ptr noundef %4, i64 noundef %5, i8 noundef zeroext %6) local_unnamed_addr #0 {
  %8 = icmp ugt i64 %2, 1
  br i1 %8, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %7
  %.015.lcssa = phi ptr [ %4, %7 ], [ %10, %.lr.ph ]
  %.014.lcssa = phi ptr [ %0, %7 ], [ %9, %.lr.ph ]
  tail call void @_ZN4Simd4Base9BgrToBgraEPKhmPhbbh(ptr noundef %.014.lcssa, i64 noundef %1, ptr noundef %.015.lcssa, i1 noundef zeroext true, i1 noundef zeroext true, i8 noundef zeroext %6)
  ret void

.lr.ph:                                           ; preds = %7, %.lr.ph
  %.018 = phi i64 [ %11, %.lr.ph ], [ 1, %7 ]
  %.01417 = phi ptr [ %9, %.lr.ph ], [ %0, %7 ]
  %.01516 = phi ptr [ %10, %.lr.ph ], [ %4, %7 ]
  tail call void @_ZN4Simd4Base9BgrToBgraEPKhmPhbbh(ptr noundef %.01417, i64 noundef %1, ptr noundef %.01516, i1 noundef zeroext true, i1 noundef zeroext false, i8 noundef zeroext %6)
  %9 = getelementptr inbounds i8, ptr %.01417, i64 %3
  %10 = getelementptr inbounds i8, ptr %.01516, i64 %5
  %11 = add nuw i64 %.018, 1
  %exitcond.not = icmp eq i64 %11, %2
  br i1 %exitcond.not, label %._crit_edge, label %.lr.ph, !llvm.loop !5
}

attributes #0 = { mustprogress 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 = distinct !{!5, !6}
!6 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: CorrelatedValuePropagationPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass