; LLVM IR from tezc/sc :: mutex (sc_mutex)

; 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"

%union.pthread_mutexattr_t = type { i32 }
%union.pthread_mutex_t = type { %struct.__pthread_mutex_s }
%struct.__pthread_mutex_s = type { i32, i32, i32, i32, i32, i16, i16, %struct.__pthread_internal_list }
%struct.__pthread_internal_list = type { ptr, ptr }
%struct.sc_mutex = type { %union.pthread_mutex_t }

@.str = external hidden unnamed_addr constant [8 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [58 x i8], align 1
@__PRETTY_FUNCTION__.sc_mutex_init = external hidden unnamed_addr constant [37 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [8 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local i32 @sc_mutex_init(ptr noundef %0) #0 {
  %2 = alloca i32, align 4
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca %union.pthread_mutexattr_t, align 4
  %7 = alloca %union.pthread_mutex_t, align 8
  %8 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #6
  call void @llvm.lifetime.start.p0(i64 40, ptr %7) #6
  call void @llvm.memset.p0.i64(ptr align 8 %7, i8 0, i64 40, i1 false)
  %9 = load ptr, ptr %3, align 8, !tbaa !5
  %10 = getelementptr inbounds %struct.sc_mutex, ptr %9, i32 0, i32 0
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %10, ptr align 8 %7, i64 40, i1 false), !tbaa.struct !9
  %11 = call i32 @pthread_mutexattr_init(ptr noundef %6) #6
  store i32 %11, ptr %4, align 4, !tbaa !11
  %12 = load i32, ptr %4, align 4, !tbaa !11
  %13 = icmp ne i32 %12, 0
  br i1 %13, label %14, label %15

14:                                               ; preds = %1
  store i32 -1, ptr %2, align 4
  store i32 1, ptr %8, align 4
  br label %36

15:                                               ; preds = %1
  %16 = call i32 @pthread_mutexattr_settype(ptr noundef %6, i32 noundef 0) #6
  store i32 %16, ptr %4, align 4, !tbaa !11
  %17 = load i32, ptr %4, align 4, !tbaa !11
  %18 = icmp eq i32 %17, 0
  br i1 %18, label %19, label %20

19:                                               ; preds = %15
  br label %21

20:                                               ; preds = %15
  call void @__assert_fail(ptr noundef @.str, ptr noundef @.str.1, i32 noundef 81, ptr noundef @__PRETTY_FUNCTION__.sc_mutex_init) #7
  unreachable

21:                                               ; preds = %19
  %22 = load ptr, ptr %3, align 8, !tbaa !5
  %23 = getelementptr inbounds %struct.sc_mutex, ptr %22, i32 0, i32 0
  %24 = call i32 @pthread_mutex_init(ptr noundef %23, ptr noundef %6) #6
  store i32 %24, ptr %4, align 4, !tbaa !11
  %25 = call i32 @pthread_mutexattr_destroy(ptr noundef %6) #6
  store i32 %25, ptr %5, align 4, !tbaa !11
  %26 = load i32, ptr %5, align 4, !tbaa !11
  %27 = icmp eq i32 %26, 0
  br i1 %27, label %28, label %29

28:                                               ; preds = %21
  br label %30

29:                                               ; preds = %21
  call void @__assert_fail(ptr noundef @.str.2, ptr noundef @.str.1, i32 noundef 88, ptr noundef @__PRETTY_FUNCTION__.sc_mutex_init) #7
  unreachable

30:                                               ; preds = %28
  %31 = load i32, ptr %5, align 4, !tbaa !11
  %32 = load i32, ptr %4, align 4, !tbaa !11
  %33 = icmp ne i32 %32, 0
  %34 = zext i1 %33 to i64
  %35 = select i1 %33, i32 -1, i32 0
  store i32 %35, ptr %2, align 4
  store i32 1, ptr %8, align 4
  br label %36

36:                                               ; preds = %30, %14
  call void @llvm.lifetime.end.p0(i64 40, ptr %7) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #6
  %37 = load i32, ptr %2, align 4
  ret i32 %37
}

; 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: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #2

; 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) #3

; Function Attrs: nounwind
declare i32 @pthread_mutexattr_init(ptr noundef) #4

; Function Attrs: nounwind
declare i32 @pthread_mutexattr_settype(ptr noundef, i32 noundef) #4

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #5

; Function Attrs: nounwind
declare i32 @pthread_mutex_init(ptr noundef, ptr noundef) #4

; Function Attrs: nounwind
declare i32 @pthread_mutexattr_destroy(ptr noundef) #4

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

attributes #0 = { 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 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #3 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { nounwind "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 #5 = { noreturn nounwind "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 #6 = { nounwind }
attributes #7 = { noreturn 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/C++ TBAA"}
!9 = !{i64 0, i64 40, !10}
!10 = !{!7, !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !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"

%union.pthread_mutexattr_t = type { i32 }

@.str = external hidden unnamed_addr constant [8 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [58 x i8], align 1
@__PRETTY_FUNCTION__.sc_mutex_init = external hidden unnamed_addr constant [37 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [8 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local range(i32 -1, 1) i32 @sc_mutex_init(ptr noundef %0) local_unnamed_addr #0 {
  %2 = alloca %union.pthread_mutexattr_t, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #5
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(40) %0, i8 0, i64 40, i1 false)
  %3 = call i32 @pthread_mutexattr_init(ptr noundef nonnull %2) #5
  %.not = icmp eq i32 %3, 0
  br i1 %.not, label %4, label %15

4:                                                ; preds = %1
  %5 = call i32 @pthread_mutexattr_settype(ptr noundef nonnull %2, i32 noundef 0) #5
  %6 = icmp eq i32 %5, 0
  br i1 %6, label %8, label %7

7:                                                ; preds = %4
  call void @__assert_fail(ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef 81, ptr noundef nonnull @__PRETTY_FUNCTION__.sc_mutex_init) #6
  unreachable

8:                                                ; preds = %4
  %9 = call i32 @pthread_mutex_init(ptr noundef nonnull %0, ptr noundef nonnull %2) #5
  %10 = call i32 @pthread_mutexattr_destroy(ptr noundef nonnull %2) #5
  %11 = icmp eq i32 %10, 0
  br i1 %11, label %13, label %12

12:                                               ; preds = %8
  call void @__assert_fail(ptr noundef nonnull @.str.2, ptr noundef nonnull @.str.1, i32 noundef 88, ptr noundef nonnull @__PRETTY_FUNCTION__.sc_mutex_init) #6
  unreachable

13:                                               ; preds = %8
  %.not7 = icmp ne i32 %9, 0
  %14 = sext i1 %.not7 to i32
  br label %15

15:                                               ; preds = %1, %13
  %.0 = phi i32 [ %14, %13 ], [ -1, %1 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #5
  ret i32 %.0
}

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

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

; Function Attrs: nounwind
declare i32 @pthread_mutexattr_init(ptr noundef) local_unnamed_addr #3

; Function Attrs: nounwind
declare i32 @pthread_mutexattr_settype(ptr noundef, i32 noundef) local_unnamed_addr #3

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #4

; Function Attrs: nounwind
declare i32 @pthread_mutex_init(ptr noundef, ptr noundef) local_unnamed_addr #3

; Function Attrs: nounwind
declare i32 @pthread_mutexattr_destroy(ptr noundef) local_unnamed_addr #3

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

attributes #0 = { 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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #3 = { nounwind "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 = { noreturn nounwind "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 #5 = { nounwind }
attributes #6 = { noreturn 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: CorrelatedValuePropagationPass,DSEPass,EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,MemCpyOptPass,SROAPass,SimplifyCFGPass,TailCallElimPass