; LLVM IR from trustwallet/wallet-core :: src/BinaryCoding.ll (ZN2TW10decode64LEEPKh)

; 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
define dso_local noundef i64 @_ZN2TW10decode64LEEPKh(ptr noundef %0) #0 {
  %2 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %3 = load ptr, ptr %2, align 8, !tbaa !5
  %4 = getelementptr inbounds i8, ptr %3, i64 0
  %5 = load i8, ptr %4, align 1, !tbaa !9
  %6 = zext i8 %5 to i64
  %7 = load ptr, ptr %2, align 8, !tbaa !5
  %8 = getelementptr inbounds i8, ptr %7, i64 1
  %9 = load i8, ptr %8, align 1, !tbaa !9
  %10 = zext i8 %9 to i64
  %11 = shl i64 %10, 8
  %12 = or i64 %6, %11
  %13 = load ptr, ptr %2, align 8, !tbaa !5
  %14 = getelementptr inbounds i8, ptr %13, i64 2
  %15 = load i8, ptr %14, align 1, !tbaa !9
  %16 = zext i8 %15 to i64
  %17 = shl i64 %16, 16
  %18 = or i64 %12, %17
  %19 = load ptr, ptr %2, align 8, !tbaa !5
  %20 = getelementptr inbounds i8, ptr %19, i64 3
  %21 = load i8, ptr %20, align 1, !tbaa !9
  %22 = zext i8 %21 to i64
  %23 = shl i64 %22, 24
  %24 = or i64 %18, %23
  %25 = load ptr, ptr %2, align 8, !tbaa !5
  %26 = getelementptr inbounds i8, ptr %25, i64 4
  %27 = load i8, ptr %26, align 1, !tbaa !9
  %28 = zext i8 %27 to i64
  %29 = shl i64 %28, 32
  %30 = or i64 %24, %29
  %31 = load ptr, ptr %2, align 8, !tbaa !5
  %32 = getelementptr inbounds i8, ptr %31, i64 5
  %33 = load i8, ptr %32, align 1, !tbaa !9
  %34 = zext i8 %33 to i64
  %35 = shl i64 %34, 40
  %36 = or i64 %30, %35
  %37 = load ptr, ptr %2, align 8, !tbaa !5
  %38 = getelementptr inbounds i8, ptr %37, i64 6
  %39 = load i8, ptr %38, align 1, !tbaa !9
  %40 = zext i8 %39 to i64
  %41 = shl i64 %40, 48
  %42 = or i64 %36, %41
  %43 = load ptr, ptr %2, align 8, !tbaa !5
  %44 = getelementptr inbounds i8, ptr %43, i64 7
  %45 = load i8, ptr %44, align 1, !tbaa !9
  %46 = zext i8 %45 to i64
  %47 = shl i64 %46, 56
  %48 = or i64 %42, %47
  ret i64 %48
}

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 = !{!6, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!7, !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: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read) uwtable
define dso_local noundef i64 @_ZN2TW10decode64LEEPKh(ptr nocapture noundef readonly %0) local_unnamed_addr #0 {
  %2 = load i64, ptr %0, align 1
  ret i64 %2
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read) 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)"}


; Effective O3 passes: AggressiveInstCombinePass,EarlyCSEPass,GlobalOptPass,IPSCCPPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass