Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked	Calltree index	Parent function	Callsite	Largest blocked function
12	258	store_image_block(astcenc_image&, image_block const&, block_size_descriptor const&, unsigned int, unsigned int, unsigned int, astcenc_swizzle const&)	call site: 00258	__assert_fail
11	63	astcenc_context_alloc	call site: 00063	__assert_fail
6	142	physical_to_symbolic(block_size_descriptor const&, unsigned char const*, symbolic_compressed_block&)	call site: 00142
2	114	astcenc_context_alloc	call site: 00114
1	5	validate_block_size(unsigned int, unsigned int, unsigned int)	call site: 00005
1	27	astcenc_context_alloc	call site: 00027
1	29	ParallelManager::ParallelManager()	call site: 00029
1	56	validate_config(astcenc_config&)	call site: 00056
1	61	block_size_descriptor* aligned_malloc (unsigned long, unsigned long)	call site: 00061

Fuzzer calltree


         LLVMFuzzerTestOneInput

[function] [call site] 00000


           astcenc_config_init

[function] [call site] 00001


             validate_cpu_float()

[function] [call site] 00002


             unsigned int astc::max<unsigned int>(unsigned int, unsigned int)

[function] [call site] 00003


             validate_block_size(unsigned int, unsigned int, unsigned int)

[function] [call site] 00004


               is_legal_2d_block_size(unsigned int, unsigned int)

[function] [call site] 00005


               is_legal_3d_block_size(unsigned int, unsigned int, unsigned int)

[function] [call site] 00006


             logf

[call site] 00007


             float astc::max<float>(float, float)

[function] [call site] 00008


             __assert_fail

[call site] 00009


             astc::flt2int_rtn(float)

[function] [call site] 00010


             astc::flt2int_rtn(float)

[function] [call site] 00011


             astc::flt2int_rtn(float)

[function] [call site] 00012


             astc::flt2int_rtn(float)

[function] [call site] 00013


             astc::flt2int_rtn(float)

[function] [call site] 00014


             astc::flt2int_rtn(float)

[function] [call site] 00015


             astc::flt2int_rtn(float)

[function] [call site] 00016


             astc::flt2int_rtn(float)

[function] [call site] 00017


             astc::flt2int_rtn(float)

[function] [call site] 00018


             astc::flt2int_rtn(float)

[function] [call site] 00019


             float astc::max<float>(float, float)

[function] [call site] 00020


             validate_flags(astcenc_profile, unsigned int)

[function] [call site] 00021


               popcount(unsigned long)

[function] [call site] 00022


               popcount(unsigned long)

[function] [call site] 00023


             unsigned int astc::min<unsigned int>(unsigned int, unsigned int)

[function] [call site] 00024


           astcenc_context_alloc

[function] [call site] 00025


             validate_cpu_float()

[function] [call site] 00026


             astcenc_context::astcenc_context()

[function] [call site] 00027


               ParallelManager::ParallelManager()

[function] [call site] 00028


                 ParallelManager::reset()

[function] [call site] 00029


               ParallelManager::~ParallelManager()

[function] [call site] 00030


             validate_config(astcenc_config&)

[function] [call site] 00031


               validate_profile(astcenc_profile)

[function] [call site] 00032


               validate_flags(astcenc_profile, unsigned int)

[function] [call site] 00033


               validate_block_size(unsigned int, unsigned int, unsigned int)

[function] [call site] 00034


               float astc::max<float>(float, float)

[function] [call site] 00035


               unsigned int astc::clamp<unsigned int>(unsigned int, unsigned int, unsigned int)

[function] [call site] 00036


               unsigned int astc::clamp<unsigned int>(unsigned int, unsigned int, unsigned int)

[function] [call site] 00037


               unsigned int astc::clamp<unsigned int>(unsigned int, unsigned int, unsigned int)

[function] [call site] 00038


               unsigned int astc::clamp<unsigned int>(unsigned int, unsigned int, unsigned int)

[function] [call site] 00039


               unsigned int astc::clamp<unsigned int>(unsigned int, unsigned int, unsigned int)

[function] [call site] 00040


               unsigned int astc::max<unsigned int>(unsigned int, unsigned int)

[function] [call site] 00041


               unsigned int astc::clamp<unsigned int>(unsigned int, unsigned int, unsigned int)

[function] [call site] 00042


               unsigned int astc::clamp<unsigned int>(unsigned int, unsigned int, unsigned int)

[function] [call site] 00043


               unsigned int astc::clamp<unsigned int>(unsigned int, unsigned int, unsigned int)

[function] [call site] 00044


               unsigned int astc::clamp<unsigned int>(unsigned int, unsigned int, unsigned int)

[function] [call site] 00045


               float astc::max<float>(float, float)

[function] [call site] 00046


               float astc::max<float>(float, float)

[function] [call site] 00047


               float astc::max<float>(float, float)

[function] [call site] 00048


               float astc::max<float>(float, float)

[function] [call site] 00049


               float astc::max<float>(float, float)

[function] [call site] 00050


               float astc::max<float>(float, float)

[function] [call site] 00051


               float astc::max<float>(float, float)

[function] [call site] 00052


               float astc::max<float>(float, float)

[function] [call site] 00053


               float astc::max<float>(float, float)

[function] [call site] 00054


               float astc::max<float>(float, float)

[function] [call site] 00055


               float astc::max<float>(float, float)

[function] [call site] 00056


             astcenc_context::~astcenc_context()

[function] [call site] 00057


             block_size_descriptor* aligned_malloc<block_size_descriptor>(unsigned long, unsigned long)

[function] [call site] 00058


               unsigned long astc::max<unsigned long>(unsigned long, unsigned long)

[function] [call site] 00059


               unsigned long astc::max<unsigned long>(unsigned long, unsigned long)

[function] [call site] 00060


               posix_memalign

[call site] 00061


             astcenc_context::~astcenc_context()

[function] [call site] 00062


             init_block_size_descriptor(unsigned int, unsigned int, unsigned int, bool, unsigned int, float, block_size_descriptor&)

[function] [call site] 00063


               construct_block_size_descriptor_3d(unsigned int, unsigned int, unsigned int, block_size_descriptor&)

[function] [call site] 00064


                 init_decimation_info_3d(unsigned int, unsigned int, unsigned int, unsigned int, unsigned int, unsigned int, decimation_info&, dt_init_working_buffers&)

[function] [call site] 00065


                   __assert_fail

[call site] 00066


                   __assert_fail

[call site] 00067


                   unsigned char astc::max<unsigned char>(unsigned char, unsigned char)

[function] [call site] 00068


                   unsigned char astc::max<unsigned char>(unsigned char, unsigned char)

[function] [call site] 00069


                 get_ise_sequence_bitcount(unsigned int, quant_method)

[function] [call site] 00070


                 get_ise_sequence_bitcount(unsigned int, quant_method)

[function] [call site] 00071


                 decode_block_mode_3d(unsigned int, unsigned int&, unsigned int&, unsigned int&, bool&, unsigned int&, unsigned int&)

[function] [call site] 00072


                   get_ise_sequence_bitcount(unsigned int, quant_method)

[function] [call site] 00073


                 assign_kmeans_texels(block_size_descriptor&)

[function] [call site] 00074


                   astc::rand_init(unsigned long*)

[function] [call site] 00075


                   astc::rand(unsigned long*)

[function] [call site] 00076


                     rotl(unsigned long, int)

[function] [call site] 00077


                     rotl(unsigned long, int)

[function] [call site] 00078


               construct_block_size_descriptor_2d(unsigned int, unsigned int, bool, float, block_size_descriptor&)

[function] [call site] 00079


                 get_2d_percentile_table(unsigned int, unsigned int)

[function] [call site] 00080


                   get_packed_table(int, int)

[function] [call site] 00081


                 decode_block_mode_2d(unsigned int, unsigned int&, unsigned int&, bool&, unsigned int&, unsigned int&)

[function] [call site] 00082


                   get_ise_sequence_bitcount(unsigned int, quant_method)

[function] [call site] 00083


                 construct_dt_entry_2d(unsigned int, unsigned int, unsigned int, unsigned int, block_size_descriptor&, dt_init_working_buffers&, unsigned int)

[function] [call site] 00084


                   __assert_fail

[call site] 00085


                   init_decimation_info_2d(unsigned int, unsigned int, unsigned int, unsigned int, decimation_info&, dt_init_working_buffers&)

[function] [call site] 00086


                     __assert_fail

[call site] 00087


                     __assert_fail

[call site] 00088


                     __assert_fail

[call site] 00089


                     __assert_fail

[call site] 00090


                     unsigned char astc::max<unsigned char>(unsigned char, unsigned char)

[function] [call site] 00091


                     unsigned char astc::max<unsigned char>(unsigned char, unsigned char)

[function] [call site] 00092


                   get_ise_sequence_bitcount(unsigned int, quant_method)

[function] [call site] 00093


                   get_ise_sequence_bitcount(unsigned int, quant_method)

[function] [call site] 00094


                   __assert_fail

[call site] 00095


                 block_mode::get_weight_quant_mode() const

[function] [call site] 00096


                 decimation_mode::set_ref_2plane(quant_method)

[function] [call site] 00097


                 block_mode::get_weight_quant_mode() const

[function] [call site] 00098


                 decimation_mode::set_ref_1plane(quant_method)

[function] [call site] 00099


                 __assert_fail

[call site] 00100


                 __assert_fail

[call site] 00101


                 assign_kmeans_texels(block_size_descriptor&)

[function] [call site] 00102


               init_partition_tables(block_size_descriptor&, bool, unsigned int)

[function] [call site] 00103


                 generate_one_partition_info_entry(block_size_descriptor&, unsigned int, unsigned int, unsigned int, partition_info&)

[function] [call site] 00104


                   select_partition(int, int, int, int, int, bool)

[function] [call site] 00105


                     hash52(unsigned int)

[function] [call site] 00106


                   unsigned char astc::min<unsigned char>(unsigned char, unsigned char)

[function] [call site] 00107


                 build_partition_table_for_one_partition_count(block_size_descriptor&, bool, unsigned int, unsigned int, partition_info*, unsigned long*)

[function] [call site] 00108


                   generate_one_partition_info_entry(block_size_descriptor&, unsigned int, unsigned int, unsigned int, partition_info&)

[function] [call site] 00109


                   generate_canonical_partitioning(unsigned int, unsigned char const*, unsigned long*)

[function] [call site] 00110


                   compare_canonical_partitionings(unsigned long const*, unsigned long const*)

[function] [call site] 00111


                 build_partition_table_for_one_partition_count(block_size_descriptor&, bool, unsigned int, unsigned int, partition_info*, unsigned long*)

[function] [call site] 00112


                 build_partition_table_for_one_partition_count(block_size_descriptor&, bool, unsigned int, unsigned int, partition_info*, unsigned long*)

[function] [call site] 00113


             compression_working_buffers* aligned_malloc<compression_working_buffers>(unsigned long, unsigned long)

[function] [call site] 00114


             void aligned_free<block_size_descriptor const>(block_size_descriptor const*)

[function] [call site] 00115


             astcenc_context::~astcenc_context()

[function] [call site] 00116


             prepare_angular_tables()

[function] [call site] 00117


               sinf

[call site] 00118


               cosf

[call site] 00119


           astcenc_context_free

[function] [call site] 00120


             void aligned_free<compression_working_buffers>(compression_working_buffers*)

[function] [call site] 00121


             void aligned_free<block_size_descriptor const>(block_size_descriptor const*)

[function] [call site] 00122


             astcenc_context::~astcenc_context()

[function] [call site] 00123


           astcenc_decompress_image

[function] [call site] 00124


             validate_decompression_swizzle(astcenc_swizzle const&)

[function] [call site] 00125


               validate_decompression_swz(astcenc_swz)

[function] [call site] 00126


               validate_decompression_swz(astcenc_swz)

[function] [call site] 00127


               validate_decompression_swz(astcenc_swz)

[function] [call site] 00128


               validate_decompression_swz(astcenc_swz)

[function] [call site] 00129


             astcenc_decompress_reset

[function] [call site] 00130


               ParallelManager::reset()

[function] [call site] 00131


             ParallelManager::init(unsigned int, void (*)(float))

[function] [call site] 00132


               float astc::max<float>(float, float)

[function] [call site] 00133


             ParallelManager::get_task_assignment(unsigned int, unsigned int&)

[function] [call site] 00134


               unsigned int astc::min<unsigned int>(unsigned int, unsigned int)

[function] [call site] 00135


             physical_to_symbolic(block_size_descriptor const&, unsigned char const*, symbolic_compressed_block&)

[function] [call site] 00136


               read_bits(int, int, unsigned char const*)

[function] [call site] 00137


               read_bits(int, int, unsigned char const*)

[function] [call site] 00138


               read_bits(int, int, unsigned char const*)

[function] [call site] 00139


               read_bits(int, int, unsigned char const*)

[function] [call site] 00140


               read_bits(int, int, unsigned char const*)

[function] [call site] 00141


               read_bits(int, int, unsigned char const*)

[function] [call site] 00142


               read_bits(int, int, unsigned char const*)

[function] [call site] 00143


               read_bits(int, int, unsigned char const*)

[function] [call site] 00144


               read_bits(int, int, unsigned char const*)

[function] [call site] 00145


               read_bits(int, int, unsigned char const*)

[function] [call site] 00146


               read_bits(int, int, unsigned char const*)

[function] [call site] 00147


               read_bits(int, int, unsigned char const*)

[function] [call site] 00148


               block_size_descriptor::get_block_mode(unsigned int) const

[function] [call site] 00149


                 __assert_fail

[call site] 00150


               block_size_descriptor::get_decimation_info(unsigned int) const

[function] [call site] 00151


               __assert_fail

[call site] 00152


               read_bits(int, int, unsigned char const*)

[function] [call site] 00153


               __assert_fail

[call site] 00154


               bitrev8(int)

[function] [call site] 00155


               get_ise_sequence_bitcount(unsigned int, quant_method)

[function] [call site] 00156


               decode_ise(quant_method, unsigned int, unsigned char const*, unsigned char*, unsigned int)

[function] [call site] 00157


                 __assert_fail

[call site] 00158


                 read_bits(unsigned int, unsigned int, unsigned char const*)

[function] [call site] 00159


                 read_bits(unsigned int, unsigned int, unsigned char const*)

[function] [call site] 00160


                 read_bits(unsigned int, unsigned int, unsigned char const*)

[function] [call site] 00161


                 __assert_fail

[call site] 00162


                 __assert_fail

[call site] 00163


               read_bits(int, int, unsigned char const*)

[function] [call site] 00164


               read_bits(int, int, unsigned char const*)

[function] [call site] 00165


               read_bits(int, int, unsigned char const*)

[function] [call site] 00166


               read_bits(int, int, unsigned char const*)

[function] [call site] 00167


               decode_ise(quant_method, unsigned int, unsigned char const*, unsigned char*, unsigned int)

[function] [call site] 00168


               read_bits(int, int, unsigned char const*)

[function] [call site] 00169


             decompress_symbolic_block(astcenc_profile, block_size_descriptor const&, int, int, int, symbolic_compressed_block const&, image_block&)

[function] [call site] 00170


               error_color_nan()

[function] [call site] 00171


                 astc::uint_as_float(unsigned int)

[function] [call site] 00172


               error_color_nan()

[function] [call site] 00173


               error_color_nan()

[function] [call site] 00174


               error_color_nan()

[function] [call site] 00175


               get_u8_component_mask(astcenc_profile, image_block const&)

[function] [call site] 00176


               __assert_fail

[call site] 00177


               sf16_to_float(unsigned short)

[function] [call site] 00178


                 sf16_to_sf32(unsigned short)

[function] [call site] 00179


                   clz32(unsigned int)

[function] [call site] 00180


                 astc::uint_as_float(unsigned int)

[function] [call site] 00181


               error_color_nan()

[function] [call site] 00182


               sf16_to_float(unsigned short)

[function] [call site] 00183


               block_size_descriptor::get_partition_info(unsigned int, unsigned int) const

[function] [call site] 00184


                 __assert_fail

[call site] 00185


                 block_size_descriptor::get_partition_table(unsigned int) const

[function] [call site] 00186


                 __assert_fail

[call site] 00187


               block_size_descriptor::get_block_mode(unsigned int) const

[function] [call site] 00188


               block_size_descriptor::get_decimation_info(unsigned int) const

[function] [call site] 00189


               unpack_weights(block_size_descriptor const&, symbolic_compressed_block const&, decimation_info const&, bool, int*, int*)

[function] [call site] 00190


                 __assert_fail

[call site] 00191


                 __assert_fail

[call site] 00192


               get_u8_component_mask(astcenc_profile, image_block const&)

[function] [call site] 00193


               unpack_color_endpoints(astcenc_profile, int, unsigned char const*, bool&, bool&, vint4&, vint4&)

[function] [call site] 00194


                 luminance_unpack(unsigned char const*, vint4&, vint4&)

[function] [call site] 00195


                 luminance_delta_unpack(unsigned char const*, vint4&, vint4&)

[function] [call site] 00196


                   int astc::min<int>(int, int)

[function] [call site] 00197


                 hdr_luminance_small_range_unpack(unsigned char const*, vint4&, vint4&)

[function] [call site] 00198


                 hdr_luminance_large_range_unpack(unsigned char const*, vint4&, vint4&)

[function] [call site] 00199


                 luminance_alpha_unpack(unsigned char const*, vint4&, vint4&)

[function] [call site] 00200


                 luminance_alpha_delta_unpack(unsigned char const*, vint4&, vint4&)

[function] [call site] 00201


                   int astc::clamp<int>(int, int, int)

[function] [call site] 00202


                   int astc::clamp<int>(int, int, int)

[function] [call site] 00203


                 rgb_scale_unpack(vint4, int, vint4&, vint4&)

[function] [call site] 00204


                 rgb_scale_alpha_unpack(vint4, unsigned char, unsigned char, vint4&, vint4&)

[function] [call site] 00205


                 hdr_rgbo_unpack(unsigned char const*, vint4&, vint4&)

[function] [call site] 00206


                   int astc::max<int>(int, int)

[function] [call site] 00207


                   int astc::max<int>(int, int)

[function] [call site] 00208


                   int astc::max<int>(int, int)

[function] [call site] 00209


                   int astc::max<int>(int, int)

[function] [call site] 00210


                   int astc::max<int>(int, int)

[function] [call site] 00211


                   int astc::max<int>(int, int)

[function] [call site] 00212


                 rgb_unpack(vint4, vint4, vint4&, vint4&)

[function] [call site] 00213


                   rgba_unpack(vint4, vint4, vint4&, vint4&)

[function] [call site] 00214


                 rgb_delta_unpack(vint4, vint4, vint4&, vint4&)

[function] [call site] 00215


                   rgba_delta_unpack(vint4, vint4, vint4&, vint4&)

[function] [call site] 00216


                 hdr_rgb_unpack(unsigned char const*, vint4&, vint4&)

[function] [call site] 00217


                   astc::int_as_uint(int)

[function] [call site] 00218


                   astc::uint_as_int(unsigned int)

[function] [call site] 00219


                   astc::int_as_uint(int)

[function] [call site] 00220


                   astc::uint_as_int(unsigned int)

[function] [call site] 00221


                   astc::int_as_uint(int)

[function] [call site] 00222


                   astc::uint_as_int(unsigned int)

[function] [call site] 00223


                   astc::int_as_uint(int)

[function] [call site] 00224


                   astc::uint_as_int(unsigned int)

[function] [call site] 00225


                   astc::int_as_uint(int)

[function] [call site] 00226


                   astc::uint_as_int(unsigned int)

[function] [call site] 00227


                   astc::int_as_uint(int)

[function] [call site] 00228


                   astc::uint_as_int(unsigned int)

[function] [call site] 00229


                   astc::int_as_uint(int)

[function] [call site] 00230


                   astc::uint_as_int(unsigned int)

[function] [call site] 00231


                   astc::int_as_uint(int)

[function] [call site] 00232


                   astc::uint_as_int(unsigned int)

[function] [call site] 00233


                   int astc::clamp<int>(int, int, int)

[function] [call site] 00234


                   int astc::clamp<int>(int, int, int)

[function] [call site] 00235


                   int astc::clamp<int>(int, int, int)

[function] [call site] 00236


                   int astc::clamp<int>(int, int, int)

[function] [call site] 00237


                   int astc::clamp<int>(int, int, int)

[function] [call site] 00238


                   int astc::clamp<int>(int, int, int)

[function] [call site] 00239


                 rgba_unpack(vint4, vint4, vint4&, vint4&)

[function] [call site] 00240


                 rgba_delta_unpack(vint4, vint4, vint4&, vint4&)

[function] [call site] 00241


                 hdr_rgb_ldr_alpha_unpack(unsigned char const*, vint4&, vint4&)

[function] [call site] 00242


                   hdr_rgb_unpack(unsigned char const*, vint4&, vint4&)

[function] [call site] 00243


                 hdr_rgb_hdr_alpha_unpack(unsigned char const*, vint4&, vint4&)

[function] [call site] 00244


                   hdr_rgb_unpack(unsigned char const*, vint4&, vint4&)

[function] [call site] 00245


                   hdr_alpha_unpack(unsigned char const*, int&, int&)

[function] [call site] 00246


                     astc::int_as_uint(int)

[function] [call site] 00247


                     astc::uint_as_int(unsigned int)

[function] [call site] 00248


                     int astc::clamp<int>(int, int, int)

[function] [call site] 00249


               lerp_color_int(vmask4, vint4, vint4, vint4)

[function] [call site] 00250


               decode_texel(vint4, vmask4)

[function] [call site] 00251


                 __assert_fail

[call site] 00252


                 sf16_to_float(unsigned short)

[function] [call site] 00253


             store_image_block(astcenc_image&, image_block const&, block_size_descriptor const&, unsigned int, unsigned int, unsigned int, astcenc_swizzle const&)

[function] [call site] 00254


               unsigned int astc::min<unsigned int>(unsigned int, unsigned int)

[function] [call site] 00255


               unsigned int astc::min<unsigned int>(unsigned int, unsigned int)

[function] [call site] 00256


               unsigned int astc::min<unsigned int>(unsigned int, unsigned int)

[function] [call site] 00257


               unsigned int astc::min<unsigned int>(unsigned int, unsigned int)

[function] [call site] 00258


               astc::sqrt(float)

[function] [call site] 00259


               float_to_sf16(float)

[function] [call site] 00260


                 astc::float_as_uint(float)

[function] [call site] 00261


                 sf32_to_sf16(unsigned int, roundmode)

[function] [call site] 00262


                   rtup_shift32(unsigned int, unsigned int)

[function] [call site] 00263


                   rtna_shift32(unsigned int, unsigned int)

[function] [call site] 00264


                   rtne_shift32(unsigned int, unsigned int)

[function] [call site] 00265


               image_block::texel(unsigned int) const

[function] [call site] 00266


               float_to_sf16(float)

[function] [call site] 00267


               __assert_fail

[call site] 00268


               image_block::texel(unsigned int) const

[function] [call site] 00269


               astc::sqrt(float)

[function] [call site] 00270


             ParallelManager::complete_task_assignment(unsigned int)

[function] [call site] 00271


           astcenc_context_free

[function] [call site] 00272