; LLVM IR from Try/Tempest :: Engine/thirdparty/spirv_cross (spirv_msl)

; 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.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }

@.str.55 = external hidden unnamed_addr constant [3 x i8], align 1

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEPKc(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(32)) #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN11spirv_cross11CompilerMSL24entry_point_args_classicB5cxx11Eb(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8 %0, ptr noundef nonnull align 8 dereferenceable(12482) %1, i1 noundef zeroext %2) #1 align 2 personality ptr @__gxx_personality_v0 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i8, align 1
  %7 = alloca i1, align 1
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  store ptr %0, ptr %4, align 8
  store ptr %1, ptr %5, align 8, !tbaa !5
  %10 = zext i1 %2 to i8
  store i8 %10, ptr %6, align 1, !tbaa !9
  %11 = load ptr, ptr %5, align 8
  store i1 false, ptr %7, align 1
  call void @_ZN11spirv_cross11CompilerMSL24entry_point_arg_stage_inB5cxx11Ev(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %0, ptr noundef nonnull align 8 dereferenceable(12482) %11)
  invoke void @_ZN11spirv_cross11CompilerMSL37entry_point_args_discrete_descriptorsERNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(12482) %11, ptr noundef nonnull align 8 dereferenceable(32) %0)
          to label %12 unwind label %21

12:                                               ; preds = %3
  invoke void @_ZN11spirv_cross11CompilerMSL24entry_point_args_builtinERNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(12482) %11, ptr noundef nonnull align 8 dereferenceable(32) %0)
          to label %13 unwind label %21

13:                                               ; preds = %12
  %14 = call noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #2
  br i1 %14, label %25, label %15

15:                                               ; preds = %13
  %16 = load i8, ptr %6, align 1, !tbaa !9, !range !11, !noundef !12
  %17 = trunc i8 %16 to i1
  br i1 %17, label %18, label %25

18:                                               ; preds = %15
  %19 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEPKc(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef @.str.55)
          to label %20 unwind label %21

20:                                               ; preds = %18
  br label %25

21:                                               ; preds = %18, %12, %3
  %22 = landingpad { ptr, i32 }
          cleanup
  %23 = extractvalue { ptr, i32 } %22, 0
  store ptr %23, ptr %8, align 8
  %24 = extractvalue { ptr, i32 } %22, 1
  store i32 %24, ptr %9, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %0) #2
  br label %29

25:                                               ; preds = %20, %15, %13
  store i1 true, ptr %7, align 1
  %26 = load i1, ptr %7, align 1
  br i1 %26, label %28, label %27

27:                                               ; preds = %25
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %0) #2
  br label %28

28:                                               ; preds = %27, %25
  ret void

29:                                               ; preds = %21
  %30 = load ptr, ptr %8, align 8
  %31 = load i32, ptr %9, align 4
  %32 = insertvalue { ptr, i32 } poison, ptr %30, 0
  %33 = insertvalue { ptr, i32 } %32, i32 %31, 1
  resume { ptr, i32 } %33
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN11spirv_cross11CompilerMSL24entry_point_arg_stage_inB5cxx11Ev(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(12482)) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN11spirv_cross11CompilerMSL24entry_point_args_builtinERNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(12482), ptr noundef nonnull align 8 dereferenceable(32)) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN11spirv_cross11CompilerMSL37entry_point_args_discrete_descriptorsERNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(12482), ptr noundef nonnull align 8 dereferenceable(32)) #1 align 2

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 = { 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 #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 = !{!"bool", !7, i64 0}
!11 = !{i8 0, i8 2}
!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"

%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }

@.str.55 = external hidden unnamed_addr constant [3 x i8], align 1

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEPKc(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN11spirv_cross11CompilerMSL24entry_point_args_classicB5cxx11Eb(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8 %0, ptr noundef nonnull align 8 dereferenceable(12482) %1, i1 noundef zeroext %2) local_unnamed_addr #1 align 2 personality ptr @__gxx_personality_v0 {
  tail call void @_ZN11spirv_cross11CompilerMSL24entry_point_arg_stage_inB5cxx11Ev(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %0, ptr noundef nonnull align 8 dereferenceable(12482) %1)
  invoke void @_ZN11spirv_cross11CompilerMSL37entry_point_args_discrete_descriptorsERNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(12482) %1, ptr noundef nonnull align 8 dereferenceable(32) %0)
          to label %4 unwind label %9

4:                                                ; preds = %3
  invoke void @_ZN11spirv_cross11CompilerMSL24entry_point_args_builtinERNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(12482) %1, ptr noundef nonnull align 8 dereferenceable(32) %0)
          to label %5 unwind label %9

5:                                                ; preds = %4
  %6 = tail call noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #2
  %.not = xor i1 %2, true
  %brmerge = or i1 %6, %.not
  br i1 %brmerge, label %11, label %7

7:                                                ; preds = %5
  %8 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEPKc(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull @.str.55)
          to label %11 unwind label %9

9:                                                ; preds = %7, %4, %3
  %10 = landingpad { ptr, i32 }
          cleanup
  tail call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %0) #2
  resume { ptr, i32 } %10

11:                                               ; preds = %7, %5
  ret void
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN11spirv_cross11CompilerMSL24entry_point_arg_stage_inB5cxx11Ev(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(12482)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN11spirv_cross11CompilerMSL24entry_point_args_builtinERNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(12482), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN11spirv_cross11CompilerMSL37entry_point_args_discrete_descriptorsERNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(12482), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #1 align 2

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 = { 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 #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)"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InstCombinePass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass