; LLVM IR from recp/cglm :: test/src (tests)

; 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"

%struct.test_status_t = type { ptr, i32 }

@stderr = external global ptr, align 8
@.str.13 = external hidden unnamed_addr constant [97 x i8], align 1
@.str.727 = external hidden unnamed_addr constant [64 x i8], align 1
@.str.748 = external hidden unnamed_addr constant [28 x i8], align 1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; 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

; Function Attrs: nounwind
declare i32 @fprintf(ptr noundef, ptr noundef, ...) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

declare { ptr, i32 } @test_assert_mat4_eq(ptr noundef, ptr noundef) #3

declare void @test_rand_mat4(ptr noundef) #3

; Function Attrs: nounwind uwtable
define dso_local { ptr, i32 } @test_glm_mat4_inv() #4 {
  %1 = alloca %struct.test_status_t, align 8
  %2 = alloca [4 x [4 x float]], align 16
  %3 = alloca [4 x [4 x float]], align 16
  %4 = alloca [4 x [4 x float]], align 16
  %5 = alloca i32, align 4
  %6 = alloca %struct.test_status_t, align 8
  %7 = alloca %struct.test_status_t, align 8
  %8 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 64, ptr %2) #6
  call void @llvm.lifetime.start.p0(i64 64, ptr %3) #6
  call void @llvm.lifetime.start.p0(i64 64, ptr %4) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #6
  store i32 0, ptr %5, align 4, !tbaa !5
  br label %9

9:                                                ; preds = %43, %0
  %10 = load i32, ptr %5, align 4, !tbaa !5
  %11 = icmp slt i32 %10, 100000
  br i1 %11, label %12, label %46

12:                                               ; preds = %9
  %13 = getelementptr inbounds [4 x [4 x float]], ptr %2, i64 0, i64 0
  call void @test_rand_mat4(ptr noundef %13)
  %14 = getelementptr inbounds [4 x [4 x float]], ptr %3, i64 0, i64 0
  call void @test_rand_mat4(ptr noundef %14)
  %15 = getelementptr inbounds [4 x [4 x float]], ptr %2, i64 0, i64 0
  %16 = getelementptr inbounds [4 x [4 x float]], ptr %3, i64 0, i64 0
  call void @glm_mat4_inv(ptr noundef %15, ptr noundef %16)
  %17 = getelementptr inbounds [4 x [4 x float]], ptr %3, i64 0, i64 0
  %18 = getelementptr inbounds [4 x [4 x float]], ptr %4, i64 0, i64 0
  call void @glm_mat4_inv(ptr noundef %17, ptr noundef %18)
  br label %19

19:                                               ; preds = %12
  call void @llvm.lifetime.start.p0(i64 16, ptr %6) #6
  call void @llvm.lifetime.start.p0(i64 16, ptr %7) #6
  %20 = getelementptr inbounds [4 x [4 x float]], ptr %2, i64 0, i64 0
  %21 = getelementptr inbounds [4 x [4 x float]], ptr %4, i64 0, i64 0
  %22 = call { ptr, i32 } @test_assert_mat4_eq(ptr noundef %20, ptr noundef %21)
  %23 = getelementptr inbounds { ptr, i32 }, ptr %7, i32 0, i32 0
  %24 = extractvalue { ptr, i32 } %22, 0
  store ptr %24, ptr %23, align 8
  %25 = getelementptr inbounds { ptr, i32 }, ptr %7, i32 0, i32 1
  %26 = extractvalue { ptr, i32 } %22, 1
  store i32 %26, ptr %25, align 8
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %6, ptr align 8 %7, i64 16, i1 false), !tbaa.struct !9
  call void @llvm.lifetime.end.p0(i64 16, ptr %7) #6
  %27 = getelementptr inbounds %struct.test_status_t, ptr %6, i32 0, i32 1
  %28 = load i32, ptr %27, align 8, !tbaa !12
  %29 = icmp ne i32 %28, 1
  br i1 %29, label %30, label %37

30:                                               ; preds = %19
  %31 = load ptr, ptr @stderr, align 8, !tbaa !10
  %32 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %31, ptr noundef @.str.13, ptr noundef @.str.727, i32 noundef 378, ptr noundef @.str.748) #6
  %33 = getelementptr inbounds %struct.test_status_t, ptr %1, i32 0, i32 0
  %34 = getelementptr inbounds %struct.test_status_t, ptr %6, i32 0, i32 0
  %35 = load ptr, ptr %34, align 8, !tbaa !14
  store ptr %35, ptr %33, align 8, !tbaa !14
  %36 = getelementptr inbounds %struct.test_status_t, ptr %1, i32 0, i32 1
  store i32 0, ptr %36, align 8, !tbaa !12
  store i32 1, ptr %8, align 4
  br label %38

37:                                               ; preds = %19
  store i32 0, ptr %8, align 4
  br label %38

38:                                               ; preds = %37, %30
  call void @llvm.lifetime.end.p0(i64 16, ptr %6) #6
  %39 = load i32, ptr %8, align 4
  switch i32 %39, label %49 [
    i32 0, label %40
  ]

40:                                               ; preds = %38
  br label %41

41:                                               ; preds = %40
  br label %42

42:                                               ; preds = %41
  br label %43

43:                                               ; preds = %42
  %44 = load i32, ptr %5, align 4, !tbaa !5
  %45 = add nsw i32 %44, 1
  store i32 %45, ptr %5, align 4, !tbaa !5
  br label %9, !llvm.loop !15

46:                                               ; preds = %9
  %47 = getelementptr inbounds %struct.test_status_t, ptr %1, i32 0, i32 0
  store ptr null, ptr %47, align 8, !tbaa !14
  %48 = getelementptr inbounds %struct.test_status_t, ptr %1, i32 0, i32 1
  store i32 1, ptr %48, align 8, !tbaa !12
  store i32 1, ptr %8, align 4
  br label %49

49:                                               ; preds = %46, %38
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #6
  call void @llvm.lifetime.end.p0(i64 64, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 64, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 64, ptr %2) #6
  %50 = load { ptr, i32 }, ptr %1, align 8
  ret { ptr, i32 } %50
}

; Function Attrs: alwaysinline nounwind uwtable
declare hidden void @glm_mat4_inv(ptr noundef, ptr noundef) #5

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { "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 = { 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 #5 = { alwaysinline 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 #6 = { 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{i64 0, i64 8, !10, i64 8, i64 4, !5}
!10 = !{!11, !11, i64 0}
!11 = !{!"any pointer", !7, i64 0}
!12 = !{!13, !6, i64 8}
!13 = !{!"test_status_t", !11, i64 0, !6, i64 8}
!14 = !{!13, !11, i64 0}
!15 = distinct !{!15, !16}
!16 = !{!"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"

@stderr = external local_unnamed_addr global ptr, align 8
@.str.13 = external hidden unnamed_addr constant [97 x i8], align 1
@.str.727 = external hidden unnamed_addr constant [64 x i8], align 1
@.str.748 = external hidden unnamed_addr constant [28 x i8], align 1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nofree nounwind
declare noundef i32 @fprintf(ptr nocapture noundef, ptr nocapture noundef readonly, ...) local_unnamed_addr #1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

declare { ptr, i32 } @test_assert_mat4_eq(ptr noundef, ptr noundef) local_unnamed_addr #2

declare void @test_rand_mat4(ptr noundef) local_unnamed_addr #2

; Function Attrs: nounwind uwtable
define dso_local { ptr, i32 } @test_glm_mat4_inv() local_unnamed_addr #3 {
  %1 = alloca [4 x [4 x float]], align 16
  %2 = alloca [4 x [4 x float]], align 16
  %3 = alloca [4 x [4 x float]], align 16
  call void @llvm.lifetime.start.p0(i64 64, ptr nonnull %1) #5
  call void @llvm.lifetime.start.p0(i64 64, ptr nonnull %2) #5
  call void @llvm.lifetime.start.p0(i64 64, ptr nonnull %3) #5
  br label %6

4:                                                ; preds = %6
  %5 = add nuw nsw i32 %.069, 1
  %exitcond.not = icmp eq i32 %5, 100000
  br i1 %exitcond.not, label %.loopexit, label %6, !llvm.loop !5

6:                                                ; preds = %0, %4
  %.069 = phi i32 [ 0, %0 ], [ %5, %4 ]
  call void @test_rand_mat4(ptr noundef nonnull %1) #5
  call void @test_rand_mat4(ptr noundef nonnull %2) #5
  call void @glm_mat4_inv(ptr noundef nonnull %1, ptr noundef nonnull %2)
  call void @glm_mat4_inv(ptr noundef nonnull %2, ptr noundef nonnull %3)
  %7 = call { ptr, i32 } @test_assert_mat4_eq(ptr noundef nonnull %1, ptr noundef nonnull %3) #5
  %8 = extractvalue { ptr, i32 } %7, 1
  %.not = icmp eq i32 %8, 1
  br i1 %.not, label %4, label %9

9:                                                ; preds = %6
  %10 = extractvalue { ptr, i32 } %7, 0
  %11 = load ptr, ptr @stderr, align 8, !tbaa !7
  %12 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %11, ptr noundef nonnull @.str.13, ptr noundef nonnull @.str.727, i32 noundef 378, ptr noundef nonnull @.str.748) #6
  br label %.loopexit

.loopexit:                                        ; preds = %4, %9
  %.sroa.05.2 = phi ptr [ %10, %9 ], [ null, %4 ]
  %.sroa.3.2 = phi i32 [ 0, %9 ], [ 1, %4 ]
  call void @llvm.lifetime.end.p0(i64 64, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 64, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 64, ptr nonnull %1) #5
  %.fca.0.insert = insertvalue { ptr, i32 } poison, ptr %.sroa.05.2, 0
  %.fca.1.insert = insertvalue { ptr, i32 } %.fca.0.insert, i32 %.sroa.3.2, 1
  ret { ptr, i32 } %.fca.1.insert
}

; Function Attrs: alwaysinline nounwind uwtable
declare hidden void @glm_mat4_inv(ptr noundef, ptr noundef) local_unnamed_addr #4

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nofree 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 #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" }
attributes #3 = { 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 #4 = { alwaysinline 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 #5 = { nounwind }
attributes #6 = { cold 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 = distinct !{!5, !6}
!6 = !{!"llvm.loop.mustprogress"}
!7 = !{!8, !8, i64 0}
!8 = !{!"any pointer", !9, i64 0}
!9 = !{!"omnipotent char", !10, i64 0}
!10 = !{!"Simple C/C++ TBAA"}


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