checkasm.c File Reference

#include "config.h"
#include "config_components.h"
#include <signal.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "checkasm.h"
#include "libavutil/common.h"
#include "libavutil/cpu.h"
#include "libavutil/intfloat.h"
#include "libavutil/random_seed.h"

Go to the source code of this file.

Data Structures
struct	CheckasmFuncVersion
struct	CheckasmFunc

Macros
#define	_GNU_SOURCE
#define	COLOR_RED   1
#define	COLOR_GREEN   2
#define	COLOR_YELLOW   3
#define	isatty(fd)   1
#define	is_red(f)   ((f) && !(f)->color)
#define	DEF_CHECKASM_CHECK_FUNC(type, fmt)

Functions
static int	is_negative (union av_intfloat32 u)
int	float_near_ulp (float a, float b, unsigned max_ulp)
int	float_near_ulp_array (const float *a, const float *b, unsigned max_ulp, unsigned len)
int	float_near_abs_eps (float a, float b, float eps)
int	float_near_abs_eps_array (const float *a, const float *b, float eps, unsigned len)
int	float_near_abs_eps_ulp (float a, float b, float eps, unsigned max_ulp)
int	float_near_abs_eps_array_ulp (const float *a, const float *b, float eps, unsigned max_ulp, unsigned len)
int	double_near_abs_eps (double a, double b, double eps)
int	double_near_abs_eps_array (const double *a, const double *b, double eps, unsigned len)
static void	color_printf (int color, const char *fmt,...)
static void	destroy_func_tree (CheckasmFunc *f)
static void *	checkasm_malloc (size_t size)
static const char *	cpu_suffix (int cpu)
static int	cmp_nop (const void *a, const void *b)
static int	measure_nop_time (void)
static void	print_benchs (CheckasmFunc *f)
static int	cmp_func_names (const char *a, const char *b)
static CheckasmFunc *	rotate_tree (CheckasmFunc *f, int dir)
static void	balance_tree (CheckasmFunc **root)
static CheckasmFunc *	get_func (CheckasmFunc **root, const char *name)
static void	signal_handler (int s)
static void	check_cpu_flag (const char *name, int flag)
static void	print_cpu_name (void)
static int	bench_init_ffmpeg (void)
static int	bench_init (void)
static void	bench_uninit (void)
static int	usage (const char *path)
int	main (int argc, char *argv[])
void *	checkasm_check_func (void *func, const char *name,...)
int	checkasm_bench_func (void)
void	checkasm_fail_func (const char *msg,...)
void	checkasm_set_signal_handler_state (int enabled)
int	checkasm_handle_signal (int s)
CheckasmPerf *	checkasm_get_perf_context (void)
void	checkasm_report (const char *name,...)

Variables
struct {
const char *   name
void(*   func )(void)
}	tests []
struct {
const char *   name
const char *   suffix
int   flag
}	cpus []
struct {
CheckasmFunc *   funcs
CheckasmFunc *   current_func
CheckasmFuncVersion *   current_func_ver
const char *   current_test_name
const char *   bench_pattern
int   bench_pattern_len
int   num_checked
int   num_failed
int   nop_time
int   sysfd
int   cpu_flag
const char *   cpu_flag_name
const char *   test_name
int   verbose
volatile sig_atomic_t   catch_signals
}	state
AVLFG	checkasm_lfg
checkasm_context	checkasm_context_buf
static const struct sigaction	signal_handler_act

Macro Definition Documentation

_GNU_SOURCE

#define _GNU_SOURCE

Definition at line 27 of file checkasm.c.

COLOR_RED

#define COLOR_RED   1

Definition at line 56 of file checkasm.c.

COLOR_GREEN

#define COLOR_GREEN   2

Definition at line 57 of file checkasm.c.

COLOR_YELLOW

#define COLOR_YELLOW   3

Definition at line 58 of file checkasm.c.

isatty

#define isatty

(

fd

)

1

Definition at line 66 of file checkasm.c.

is_red

#define is_red

(

f

)

((f) && !(f)->color)

Definition at line 605 of file checkasm.c.

DEF_CHECKASM_CHECK_FUNC

#define DEF_CHECKASM_CHECK_FUNC	(		type,
			fmt
	)

Definition at line 1029 of file checkasm.c.

Function Documentation

is_negative()

static int is_negative ( union av_intfloat32  u )

static

Definition at line 353 of file checkasm.c.

Referenced by float_near_ulp().

float_near_ulp()

int float_near_ulp	(	float	a,
		float	b,
		unsigned	max_ulp
	)

Definition at line 358 of file checkasm.c.

Referenced by float_near_abs_eps_ulp(), and float_near_ulp_array().

float_near_ulp_array()

int float_near_ulp_array	(	const float *	a,
		const float *	b,
		unsigned	max_ulp,
		unsigned	len
	)

Definition at line 376 of file checkasm.c.

Referenced by checkasm_check_audiodsp(), checkasm_check_fmtconvert(), and test_abs_pow34().

float_near_abs_eps()

int float_near_abs_eps	(	float	a,
		float	b,
		float	eps
	)

Definition at line 388 of file checkasm.c.

Referenced by float_near_abs_eps_array(), float_near_abs_eps_ulp(), test_butterflies_float(), test_deemphasis(), test_fcmul_add(), test_inverse_coupling(), test_scalarproduct_float(), test_sum_square(), test_vector_fmac_scalar(), test_vector_fmul(), test_vector_fmul_add(), test_vector_fmul_scalar(), and test_vector_fmul_window().

float_near_abs_eps_array()

int float_near_abs_eps_array	(	const float *	a,
		const float *	b,
		float	eps,
		unsigned	len
	)

Definition at line 399 of file checkasm.c.

Referenced by check_horiz_slice(), check_ict_float(), check_postscale_slice(), check_verti_slice(), checkasm_check_av_tx(), test_add_squares(), test_autocorrelate(), test_deemphasis(), test_hf_apply_noise(), test_hf_g_filt(), test_hf_gen(), test_hybrid_analysis(), test_mul_pair_single(), test_neg_odd_64(), test_postfilter(), test_qmf_deint_bfly(), test_qmf_deint_neg(), test_qmf_post_shuffle(), test_qmf_pre_shuffle(), test_stereo_interpolate(), and test_sum64x5().

float_near_abs_eps_ulp()

int float_near_abs_eps_ulp	(	float	a,
		float	b,
		float	eps,
		unsigned	max_ulp
	)

Definition at line 411 of file checkasm.c.

Referenced by checkasm_check_synth_filter(), and float_near_abs_eps_array_ulp().

float_near_abs_eps_array_ulp()

int float_near_abs_eps_array_ulp	(	const float *	a,
		const float *	b,
		float	eps,
		unsigned	max_ulp,
		unsigned	len
	)

Definition at line 416 of file checkasm.c.

double_near_abs_eps()

int double_near_abs_eps	(	double	a,
		double	b,
		double	eps
	)

Definition at line 428 of file checkasm.c.

Referenced by double_near_abs_eps_array(), test_dcmul_add(), test_vector_dmac_scalar(), test_vector_dmul(), test_vector_dmul_scalar(), and test_window().

double_near_abs_eps_array()

int double_near_abs_eps_array	(	const double *	a,
		const double *	b,
		double	eps,
		unsigned	len
	)

Definition at line 435 of file checkasm.c.

Referenced by checkasm_check_av_tx().

color_printf()

static void color_printf ( int  color, const char *  fmt,   ...  )

static

Definition at line 448 of file checkasm.c.

Referenced by checkasm_report(), and print_cpu_name().

destroy_func_tree()

static void destroy_func_tree ( CheckasmFunc *  f )

static

Definition at line 491 of file checkasm.c.

Referenced by checkasm_malloc(), and main().

checkasm_malloc()

static void* checkasm_malloc ( size_t  size )

static

Definition at line 508 of file checkasm.c.

Referenced by checkasm_check_func(), and get_func().

cpu_suffix()

static const char* cpu_suffix ( int  cpu )

static

Definition at line 520 of file checkasm.c.

Referenced by checkasm_fail_func(), and print_benchs().

cmp_nop()

static int cmp_nop ( const void *  a, const void *  b  )

static

Definition at line 531 of file checkasm.c.

Referenced by measure_nop_time().

measure_nop_time()

static int measure_nop_time ( void  )

static

Definition at line 537 of file checkasm.c.

Referenced by bench_init().

print_benchs()

static void print_benchs ( CheckasmFunc *  f )

static

Definition at line 558 of file checkasm.c.

Referenced by main().

cmp_func_names()

static int cmp_func_names ( const char *  a, const char *  b  )

static

Definition at line 580 of file checkasm.c.

Referenced by get_func().

rotate_tree()

static CheckasmFunc* rotate_tree ( CheckasmFunc *  f, int  dir  )

static

Definition at line 595 of file checkasm.c.

Referenced by balance_tree().

balance_tree()

static void balance_tree ( CheckasmFunc **  root )

static

Definition at line 608 of file checkasm.c.

Referenced by get_func().

get_func()

static CheckasmFunc* get_func ( CheckasmFunc **  root, const char *  name  )

static

Definition at line 624 of file checkasm.c.

Referenced by checkasm_check_func().

signal_handler()

static void signal_handler ( int  s )

static

Definition at line 694 of file checkasm.c.

Referenced by main().

check_cpu_flag()

static void check_cpu_flag ( const char *  name, int  flag  )

static

Definition at line 704 of file checkasm.c.

Referenced by main().

print_cpu_name()

static void print_cpu_name ( void  )

static

Definition at line 727 of file checkasm.c.

Referenced by checkasm_fail_func(), and checkasm_report().

bench_init_ffmpeg()

static int bench_init_ffmpeg ( void  )

static

Definition at line 763 of file checkasm.c.

Referenced by bench_init().

bench_init()

static int bench_init ( void  )

static

Definition at line 783 of file checkasm.c.

Referenced by main().

bench_uninit()

static void bench_uninit ( void  )

static

Definition at line 800 of file checkasm.c.

Referenced by main().

usage()

static int usage ( const char *  path )

static

Definition at line 808 of file checkasm.c.

Referenced by main().

main()

int main	(	int	argc,
		char *	argv[]
	)

Definition at line 816 of file checkasm.c.

checkasm_check_func()

void* checkasm_check_func	(	void *	func,
		const char *	name,
			...
	)

Definition at line 891 of file checkasm.c.

checkasm_bench_func()

int checkasm_bench_func

(

void

)

Definition at line 938 of file checkasm.c.

checkasm_fail_func()

void checkasm_fail_func	(	const char *	msg,
			...
	)

Definition at line 945 of file checkasm.c.

Referenced by checkasm_handle_signal().

checkasm_set_signal_handler_state()

void checkasm_set_signal_handler_state

(

int

enabled

)

Definition at line 964 of file checkasm.c.

Referenced by bench_init_ffmpeg().

checkasm_handle_signal()

int checkasm_handle_signal

(

int

s

)

Definition at line 968 of file checkasm.c.

checkasm_get_perf_context()

CheckasmPerf* checkasm_get_perf_context

(

void

)

Definition at line 983 of file checkasm.c.

checkasm_report()

void checkasm_report	(	const char *	name,
			...
	)

Definition at line 992 of file checkasm.c.

Variable Documentation

name

const char* name

Definition at line 77 of file checkasm.c.

Referenced by check_cpu_flag(), checkasm_check_func(), checkasm_report(), get_func(), and main().

func

void(* func) (void)

Definition at line 78 of file checkasm.c.

Referenced by checkasm_check_func(), and main().

tests

const { ... } tests[]

Referenced by check_cpu_flag(), and main().

suffix

const char* suffix

Definition at line 252 of file checkasm.c.

Referenced by abs_decode(), av_parse_time(), coeff_abs_level_remaining_decode(), ff_hevc_hls_residual_coding(), last_significant_coeff_x_y_decode(), lavfi_read_header(), vlc_decode_u_extension(), and vlc_decode_u_suffix().

flag

int flag

Definition at line 253 of file checkasm.c.

Referenced by check_cpu_flag(), cpu_suffix(), and main().

cpus

const { ... } cpus[]

Referenced by cpu_suffix(), and main().

funcs

CheckasmFunc* funcs

Definition at line 329 of file checkasm.c.

Referenced by filter_frame(), init_axis_color(), and init_volume().

current_func

CheckasmFunc* current_func

Definition at line 330 of file checkasm.c.

current_func_ver

CheckasmFuncVersion* current_func_ver

Definition at line 331 of file checkasm.c.

current_test_name

const char* current_test_name

Definition at line 332 of file checkasm.c.

bench_pattern

const char* bench_pattern

Definition at line 333 of file checkasm.c.

bench_pattern_len

int bench_pattern_len

Definition at line 334 of file checkasm.c.

num_checked

int num_checked

Definition at line 335 of file checkasm.c.

num_failed

int num_failed

Definition at line 336 of file checkasm.c.

nop_time

int nop_time

Definition at line 339 of file checkasm.c.

sysfd

int sysfd

Definition at line 340 of file checkasm.c.

Referenced by measure_nop_time().

cpu_flag

int cpu_flag

Definition at line 342 of file checkasm.c.

Referenced by main().

cpu_flag_name

const char* cpu_flag_name

Definition at line 343 of file checkasm.c.

test_name

const char* test_name

Definition at line 344 of file checkasm.c.

verbose

int verbose

Definition at line 345 of file checkasm.c.

Referenced by main(), and sws_getDefaultFilter().

catch_signals

volatile sig_atomic_t catch_signals

Definition at line 346 of file checkasm.c.

state

struct { ... } state

Referenced by aac_sync(), aacdec_common_init(), adts_aac_resync(), adx_parse(), apng_probe(), atrac9_init_static(), atrac9_init_vlc(), au_compress(), au_decompress(), av1_filter_obus(), av_assert0_fpu(), av_log_once(), av_lzo1x_decode(), av_rc4_crypt(), av_rc4_init(), avi_read_packet(), avpriv_find_start_code(), avpriv_fits_header_init(), avs2_find_frame_end(), avs2_probe(), avs3_find_frame_end(), avs3video_probe(), bench_init(), bench_uninit(), bfi_read_packet(), bmp_parse(), bonk_decode(), build_vlc(), cabac_init_state(), cavs_find_frame_end(), ccitt_unpack_init(), check_cpu_flag(), checkasm_bench_func(), checkasm_check_func(), checkasm_fail_func(), checkasm_get_perf_context(), checkasm_malloc(), checkasm_report(), checkasm_set_signal_handler_state(), clv_init_static(), cng_rand(), compute_gru(), cri_parse(), dca_find_frame_end(), decode_cabac_intra_mb_type(), decode_init_static(), decode_line(), decode_significance_8x8_loongarch(), decode_significance_loongarch(), decode_slice_header(), delta_decode(), dfpwm_dec_frame(), dfpwm_dec_init(), dfpwm_enc_frame(), dfpwm_enc_init(), dnxhd_find_frame_end(), dpx_parse(), draw_scope(), dts_probe(), dvdvideo_chapters_setup_preindex(), dvdvideo_menu_close(), dvdvideo_menu_next_ps_block(), dvdvideo_menu_open(), dvdvideo_play_close(), dvdvideo_play_next_ps_block(), dvdvideo_play_open(), dxv_compress_dxt1(), dxv_decompress_cgo(), dxv_decompress_dxt1(), dxv_decompress_dxt5(), dxv_decompress_yo(), encode_high(), encode_line(), encode_low(), encode_picture_ls(), encode_slice_header(), extract_extradata_mpeg12(), extract_extradata_mpeg4(), extract_extradata_vc1(), ff_dshow_filter_GetState(), ff_dshow_filter_Pause(), ff_dshow_filter_Run(), ff_dshow_filter_Stop(), ff_h264_decode_init_vlc(), ff_http_auth_create_response(), ff_http_auth_handle_header(), ff_iir_filter_free_statep(), ff_jpegls_decode_picture(), ff_jpegls_downscale_state(), ff_jpegls_init_state(), ff_jpegls_update_state_regular(), ff_rtp_send_h263_rfc2190(), ff_spdif_probe(), ff_spdif_read_packet(), ff_vlc_init_tables(), ff_vlc_init_tables_from_lengths(), ff_vlc_init_tables_sparse(), filter_frame(), find_any_startcode(), find_frame_end(), find_group3_syncmarker(), find_next_start_code(), find_start_code(), format_child_class_iterate(), frame_merge_filter(), ftr_parse(), gem_decode_frame(), get_cabac(), get_cabac_inline(), get_cabac_inline_loongarch(), get_cabac_inline_mips(), get_cabac_noinline(), get_ffv1_unsigned_symbol(), get_rac(), get_random_number(), get_symbol(), get_symbol2(), get_symbol_inline(), get_vlc_symbol(), h261_find_frame_end(), h263_find_frame_end(), h264_find_frame_end(), h264_split(), handle_basic_params(), handle_digest_params(), handle_digest_update(), hdcd_analyze_prepare(), hdcd_control(), hdcd_detect_onech(), hdcd_process(), hdcd_reset(), hdr_parse(), hevc_split(), iir_filter(), imc_init_static(), init_tables_once(), intlist_read(), intlist_write(), ipu_parse(), iterative_me(), jpeg_probe(), latm_find_frame_end(), libgsm_encode_frame(), ls_decode_line(), ls_encode_line(), ls_encode_regular(), ls_encode_run(), ls_encode_runterm(), ls_get_code_regular(), ls_get_code_runterm(), ls_store_lse(), main(), make_digest_auth(), measure_nop_time(), message(), misc4_parse(), mix(), mlp_filter_channel(), mobiclip_init_static(), mpc7_init_static(), mpeg1_find_frame_end(), mpeg4_find_frame_end(), mpeg4video_split(), mpegaudio_parse(), mpegaudiodec_common_init_static(), mpegts_write_packet_internal(), mpegvideo_split(), msmp4_vc1_vlcs_init(), msmpeg4_decode_init_static(), mxf_parse_ffv1_frame(), mxf_parse_h264_frame(), nc_read_packet(), next_gain(), opus_find_frame_end(), parse_adaptation_sets(), parse_nal_units(), parse_presentation_segment(), predictor_calc_error(), predictor_init_state(), print_benchs(), print_cpu_name(), prng_shift(), process_new(), process_old(), pulse_context_wait(), pulse_read_header(), pulse_stream_wait(), put_cabac(), put_lines_bits(), put_lines_bytes(), put_rac(), put_symbol(), put_symbol2(), put_symbol_inline(), put_vlc_symbol(), qoi_parse(), read_extra_header(), read_header(), read_high_coeffs(), read_low_coeffs(), read_quant_table(), ripemd128_transform(), ripemd160_transform(), ripemd256_transform(), ripemd320_transform(), rm_sync(), rv40_init_table(), rv40_init_tables(), s337m_get_offset_and_codec(), s337m_probe(), s337m_read_packet(), sbc_synthesize_audio(), sbc_synthesize_eight(), sbc_synthesize_four(), SEI_FUNC(), send_mode_b(), sha1_transform(), sha256_transform(), sha512_transform(), signal_handler(), speex_inband_handler(), svc_decode_frame(), svq1_static_init(), uninit(), update_vlc_state(), vc1_init_static(), vc1_split(), wait_for_state(), webp_parse(), write_extradata(), write_header(), write_quant_table(), x8_init_vlc(), x8_vlc_init(), and xbm_parse().

checkasm_lfg

AVLFG checkasm_lfg

Definition at line 350 of file checkasm.c.

Referenced by main().

checkasm_context_buf

checkasm_context checkasm_context_buf

Definition at line 648 of file checkasm.c.

signal_handler_act

const struct sigaction signal_handler_act

static

Initial value:

= {
    .sa_handler = signal_handler,
    .sa_flags = SA_RESETHAND,
}

Definition at line 689 of file checkasm.c.

Referenced by main(), and signal_handler().