OpenBLAS/kernel/power/scopy_microk_power8.c

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/**************************************************************************************
* 2016/03/25 Werner Saar (wernsaar@googlemail.com)
* 	 BLASTEST 		: OK
* 	 CTEST			: OK
* 	 TEST			: OK
*	 LAPACK-TEST		: OK
**************************************************************************************/

#define HAVE_KERNEL_32 1

static void scopy_kernel_32 (long n, float *x, float *y)
{
  __asm__
    (
       "lxvd2x		40, 0, %2	\n\t"
       "lxvd2x		41, %5, %2	\n\t"
       "lxvd2x		42, %6, %2	\n\t"
       "lxvd2x		43, %7, %2	\n\t"
       "lxvd2x		44, %8, %2	\n\t"
       "lxvd2x		45, %9, %2	\n\t"
       "lxvd2x		46, %10, %2	\n\t"
       "lxvd2x		47, %11, %2	\n\t"

       "addi		%2, %2, 128	\n\t"

       "addic.		%1, %1, -32	\n\t"
       "ble		2f		\n\t"

       ".p2align	5		\n"
     "1:				\n\t"

       "stxvd2x		40, 0, %3	\n\t"
       "stxvd2x		41, %5, %3	\n\t"
       "lxvd2x		40, 0, %2	\n\t"
       "lxvd2x		41, %5, %2	\n\t"
       "stxvd2x		42, %6, %3	\n\t"
       "stxvd2x		43, %7, %3	\n\t"
       "lxvd2x		42, %6, %2	\n\t"
       "lxvd2x		43, %7, %2	\n\t"
       "stxvd2x		44, %8, %3	\n\t"
       "stxvd2x		45, %9, %3	\n\t"
       "lxvd2x		44, %8, %2	\n\t"
       "lxvd2x		45, %9, %2	\n\t"
       "stxvd2x		46, %10, %3	\n\t"
       "stxvd2x		47, %11, %3	\n\t"
       "lxvd2x		46, %10, %2	\n\t"
       "lxvd2x		47, %11, %2	\n\t"

       "addi		%3, %3, 128	\n\t"
       "addi		%2, %2, 128	\n\t"

       "addic.		%1, %1, -32	\n\t"
       "bgt		1b		\n"

     "2:				\n\t"

       "stxvd2x		40, 0, %3	\n\t"
       "stxvd2x		41, %5, %3	\n\t"
       "stxvd2x		42, %6, %3	\n\t"
       "stxvd2x		43, %7, %3	\n\t"
       "stxvd2x		44, %8, %3	\n\t"
       "stxvd2x		45, %9, %3	\n\t"
       "stxvd2x		46, %10, %3	\n\t"
       "stxvd2x		47, %11, %3	\n"

     "#n=%1 x=%4=%2 y=%0=%3 o16=%5 o32=%6 o48=%7 o64=%8 o80=%9 o96=%10 o112=%11"
     :
       "=m" (*y),
       "+r" (n),	// 1
       "+b" (x),	// 2
       "+b" (y)		// 3
     :
       "m" (*x),
       "b" (16),	// 5
       "b" (32),	// 6
       "b" (48),	// 7
       "b" (64),	// 8
       "b" (80),	// 9
       "b" (96),	// 10
       "b" (112)	// 11
     :
       "cr0",
       "vs40","vs41","vs42","vs43","vs44","vs45","vs46","vs47"
     );
}