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move orc init out of abs class init

This commit is contained in:
John Cupitt 2019-02-22 09:48:38 +00:00
parent 65a259a025
commit 52242cd70d
1 changed files with 30 additions and 14 deletions
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44
libvips/arithmetic/abs.c
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@ -27,6 +27,8 @@
* 3/12/13
* - add orc, though the speed improvement vs. gcc's auto-vectorizer
* seems very marginal
* 21/2/19
* - move orc init to first use of abs
*/
/*
@ -78,11 +80,39 @@ typedef VipsUnaryClass VipsAbsClass;
G_DEFINE_TYPE( VipsAbs, vips_abs, VIPS_TYPE_UNARY );
static void *
vips_abs_orc_init_cb( void *a )
{
VipsAbs *abs = (VipsAbs *) a;
VipsArithmeticClass *aclass = VIPS_ARITHMETIC_GET_CLASS( abs );
VipsVector *v;
vips_arithmetic_set_vector( aclass );
v = vips_arithmetic_get_program( aclass, VIPS_FORMAT_CHAR );
vips_vector_asm2( v, "absb", "d1", "s1" );
v = vips_arithmetic_get_program( aclass, VIPS_FORMAT_SHORT );
vips_vector_asm2( v, "absw", "d1", "s1" );
v = vips_arithmetic_get_program( aclass, VIPS_FORMAT_INT );
vips_vector_asm2( v, "absl", "d1", "s1" );
vips_arithmetic_compile( aclass );
return( NULL );
}
static int
vips_abs_build( VipsObject *object )
{
static GOnce once = G_ONCE_INIT;
VipsUnary *unary = (VipsUnary *) object;
VIPS_ONCE( &once, vips_abs_orc_init_cb, object );
if( unary->in &&
vips_band_format_isuint( unary->in->BandFmt ) )
return( vips_unary_copy( unary ) );
@ -224,8 +254,6 @@ vips_abs_class_init( VipsAbsClass *class )
VipsObjectClass *object_class = (VipsObjectClass *) class;
VipsArithmeticClass *aclass = VIPS_ARITHMETIC_CLASS( class );
VipsVector *v;
object_class->nickname = "abs";
object_class->description = _( "absolute value of an image" );
object_class->build = vips_abs_build;
@ -233,18 +261,6 @@ vips_abs_class_init( VipsAbsClass *class )
aclass->process_line = vips_abs_buffer;
vips_arithmetic_set_format_table( aclass, vips_abs_format_table );
vips_arithmetic_set_vector( aclass );
v = vips_arithmetic_get_program( aclass, VIPS_FORMAT_CHAR );
vips_vector_asm2( v, "absb", "d1", "s1" );
v = vips_arithmetic_get_program( aclass, VIPS_FORMAT_SHORT );
vips_vector_asm2( v, "absw", "d1", "s1" );
v = vips_arithmetic_get_program( aclass, VIPS_FORMAT_INT );
vips_vector_asm2( v, "absl", "d1", "s1" );
vips_arithmetic_compile( aclass );
}
static void