videolan
/
x264
mirror of https://code.videolan.org/videolan/x264
1
Fork 0
Code Releases Activity

checkasm: Print the actual SVE vector length

This commit is contained in:
Martin Storsjö 2023-11-14 12:09:53 +02:00
parent a354f11f8f
commit 611b87b7a2
2 changed files with 27 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
tools/checkasm-aarch64.S
View File

@ -164,3 +164,13 @@ function checkasm_call, export=1
ldp x29, x30, [sp], #16
ret
endfunc
#if HAVE_SVE
.arch armv8-a+sve
function checkasm_sve_length, export=1
cntb x0
lsl x0, x0, #3
ret
endfunc
#endif

21
tools/checkasm.c
View File

@ -262,6 +262,10 @@ intptr_t x264_checkasm_call( intptr_t (*func)(), int *ok, ... );
#if HAVE_AARCH64
intptr_t x264_checkasm_call( intptr_t (*func)(), int *ok, ... );
#if HAVE_SVE
int x264_checkasm_sve_length( void );
#endif
#endif
#if HAVE_ARMV6
@ -2888,6 +2892,9 @@ static int check_all_flags( void )
simd_warmup_func = x264_checkasm_warmup_avx;
#endif
simd_warmup();
#if ARCH_AARCH64 && HAVE_SVE
char buf[20];
#endif
#if ARCH_X86 || ARCH_X86_64
if( cpu_detect & X264_CPU_MMX2 )
@ -2981,10 +2988,16 @@ static int check_all_flags( void )
ret |= add_flags( &cpu0, &cpu1, X264_CPU_ARMV8, "ARMv8" );
if( cpu_detect & X264_CPU_NEON )
ret |= add_flags( &cpu0, &cpu1, X264_CPU_NEON, "NEON" );
if( cpu_detect & X264_CPU_SVE )
ret |= add_flags( &cpu0, &cpu1, X264_CPU_SVE, "SVE" );
if( cpu_detect & X264_CPU_SVE2 )
ret |= add_flags( &cpu0, &cpu1, X264_CPU_SVE2, "SVE2" );
#if HAVE_SVE
if( cpu_detect & X264_CPU_SVE ) {
snprintf( buf, sizeof( buf ), "SVE (%d bits)", x264_checkasm_sve_length() );
ret |= add_flags( &cpu0, &cpu1, X264_CPU_SVE, buf );
}
if( cpu_detect & X264_CPU_SVE2 ) {
snprintf( buf, sizeof( buf ), "SVE2 (%d bits)", x264_checkasm_sve_length() );
ret |= add_flags( &cpu0, &cpu1, X264_CPU_SVE2, buf );
}
#endif
#elif ARCH_MIPS
if( cpu_detect & X264_CPU_MSA )
ret |= add_flags( &cpu0, &cpu1, X264_CPU_MSA, "MSA" );