コード例 #1
0
 * file.
 *
 * The Original Code and all software distributed under the License are
 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
 * Please see the License for the specific language governing rights and
 * limitations under the License.
 *
 * @APPLE_LICENSE_HEADER_END@
 */

#include <machine/cpu_capabilities.h>
#include <platfunc.h>

PLATFUNC_DESCRIPTOR_PROTOTYPE(mach_absolute_time,fast)
PLATFUNC_DESCRIPTOR_PROTOTYPE(mach_absolute_time,slow)

static const platfunc_descriptor *mach_absolute_time_platfunc_descriptors[] = {
    PLATFUNC_DESCRIPTOR_REFERENCE(mach_absolute_time,fast),
    PLATFUNC_DESCRIPTOR_REFERENCE(mach_absolute_time,slow),
    0
};

void *mach_absolute_time_chooser() __asm__("_mach_absolute_time");
void *mach_absolute_time_chooser() {
    __asm__(".desc _mach_absolute_time, 0x100");
    return find_platform_function((const platfunc_descriptor **) mach_absolute_time_platfunc_descriptors);
}
コード例 #2
0
ファイル: bzero.c プロジェクト: 010001111/darling
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
 * Please see the License for the specific language governing rights and
 * limitations under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */

#include <machine/cpu_capabilities.h>
#include <platfunc.h>
#include <stddef.h>

PLATFUNC_DESCRIPTOR_PROTOTYPE(bzero, sse42)
PLATFUNC_DESCRIPTOR_PROTOTYPE(bzero, sse2)
PLATFUNC_DESCRIPTOR_PROTOTYPE(bzero, scalar)

static const platfunc_descriptor *bzero_platfunc_descriptors[] = {
	PLATFUNC_DESCRIPTOR_REFERENCE(bzero, sse42),
	PLATFUNC_DESCRIPTOR_REFERENCE(bzero, sse2),
	PLATFUNC_DESCRIPTOR_REFERENCE(bzero, scalar),
	0
};

void *bzero_chooser(void *, size_t) __asm__("bzero");
void *bzero_chooser(void *s, size_t n) {
	//__asm__(".desc _bzero, 0x100");
	void *(*impl)(void *, size_t);
	impl = find_platform_function((const platfunc_descriptor **) bzero_platfunc_descriptors);
	return impl(s, n);
}
コード例 #3
0
ファイル: bcopy.c プロジェクト: Apple-FOSS-Mirror/Libc
 * file.
 * 
 * The Original Code and all software distributed under the License are
 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
 * Please see the License for the specific language governing rights and
 * limitations under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */

#include <machine/cpu_capabilities.h>
#include "platfunc.h"

PLATFUNC_DESCRIPTOR_PROTOTYPE(bcopy, sse42)
PLATFUNC_DESCRIPTOR_PROTOTYPE(bcopy, sse3x)

static const platfunc_descriptor *bcopy_platfunc_descriptors[] = {
	PLATFUNC_DESCRIPTOR_REFERENCE(bcopy, sse42),
	PLATFUNC_DESCRIPTOR_REFERENCE(bcopy, sse3x),
	0
};

void *bcopy_chooser() __asm__("_bcopy");
void *bcopy_chooser() {
	__asm__(".desc _bcopy, 0x100");
	return find_platform_function((const platfunc_descriptor **) bcopy_platfunc_descriptors);
}