#include "common.h"
+
#if defined(BULLDOZER)
#include "dsymv_U_microk_bulldozer-2.c"
+#elif defined(NEHALEM)
+#include "dsymv_U_microk_nehalem-2.c"
#endif
+#ifndef HAVE_KERNEL_4x4
+
+static void dsymv_kernel_4x4(BLASLONG n, FLOAT *a0, FLOAT *a1, FLOAT *a2, FLOAT *a3, FLOAT *xp, FLOAT *yp, FLOAT *temp1, FLOAT *temp2)
+{
+ FLOAT at0,at1,at2,at3;
+ FLOAT x;
+ FLOAT tmp2[4] = { 0.0, 0.0, 0.0, 0.0 };
+ FLOAT tp0;
+ FLOAT tp1;
+ FLOAT tp2;
+ FLOAT tp3;
+ BLASLONG i;
-#ifndef HAVE_KERNEL_8x2
+ tp0 = temp1[0];
+ tp1 = temp1[1];
+ tp2 = temp1[2];
+ tp3 = temp1[3];
+
+ for (i=0; i<n; i++)
+ {
+ at0 = a0[i];
+ at1 = a1[i];
+ at2 = a2[i];
+ at3 = a3[i];
+ x = xp[i];
+ yp[i] += tp0 * at0 + tp1 *at1 + tp2 * at2 + tp3 * at3;
+ tmp2[0] += at0 * x;
+ tmp2[1] += at1 * x;
+ tmp2[2] += at2 * x;
+ tmp2[3] += at3 * x;
+
+ }
-static void dsymv_kernel_8x2(BLASLONG n, FLOAT *a0, FLOAT *a1, FLOAT *xp, FLOAT *yp, FLOAT *temp1, FLOAT *temp2)
+ temp2[0] += tmp2[0];
+ temp2[1] += tmp2[1];
+ temp2[2] += tmp2[2];
+ temp2[3] += tmp2[3];
+}
+
+#endif
+
+
+#ifndef HAVE_KERNEL_1x4
+
+static void dsymv_kernel_1x4(BLASLONG from, BLASLONG to, FLOAT *a0, FLOAT *a1, FLOAT *a2, FLOAT *a3, FLOAT *xp, FLOAT *yp, FLOAT *temp1, FLOAT *temp2)
{
FLOAT at0,at1,at2,at3;
- FLOAT tmp2[2] = { 0.0, 0.0 };
+ FLOAT x;
+ FLOAT tmp2[4] = { 0.0, 0.0, 0.0, 0.0 };
FLOAT tp0;
FLOAT tp1;
+ FLOAT tp2;
+ FLOAT tp3;
BLASLONG i;
tp0 = temp1[0];
tp1 = temp1[1];
+ tp2 = temp1[2];
+ tp3 = temp1[3];
- for (i=0; i<n; i+=2)
+ for (i=from; i<to; i++)
{
at0 = a0[i];
at1 = a1[i];
- at2 = a0[i+1];
- at3 = a1[i+1];
- yp[i] += tp0 * at0 + tp1 *at1;
- yp[i+1] += tp0 * at2 + tp1 *at3;
- tmp2[0] += at0 * xp[i] + at2 * xp[i+1];
- tmp2[1] += at1 * xp[i] + at3 * xp[i+1];
+ at2 = a2[i];
+ at3 = a3[i];
+ x = xp[i];
+ yp[i] += tp0 * at0 + tp1 *at1 + tp2 * at2 + tp3 * at3;
+ tmp2[0] += at0 * x;
+ tmp2[1] += at1 * x;
+ tmp2[2] += at2 * x;
+ tmp2[3] += at3 * x;
}
- temp2[0] = tmp2[0];
- temp2[1] = tmp2[1];
+ temp2[0] += tmp2[0];
+ temp2[1] += tmp2[1];
+ temp2[2] += tmp2[2];
+ temp2[3] += tmp2[3];
}
#endif
+
static void dsymv_kernel_8x1(BLASLONG n, FLOAT *a0, FLOAT *xp, FLOAT *yp, FLOAT *temp1, FLOAT *temp2)
{
FLOAT at0,at1,at2,at3;
BLASLONG ix,iy;
BLASLONG jx,jy;
BLASLONG j;
+ BLASLONG j1;
+ BLASLONG j2;
BLASLONG m2;
FLOAT temp1;
FLOAT temp2;
FLOAT *xp, *yp;
- FLOAT *a0,*a1;
- FLOAT tmp1[2];
- FLOAT tmp2[2];
+ FLOAT *a0,*a1,*a2,*a3;
+ FLOAT at0,at1,at2,at3;
+ FLOAT tmp1[4];
+ FLOAT tmp2[4];
#if 0
if( m != offset )
xp = x;
yp = y;
- m2 = m - ( mrange % 2 );
+ m2 = m - ( mrange % 4 );
- for (j=m1; j<m2; j+=2)
+ for (j=m1; j<m2; j+=4)
{
tmp1[0] = alpha * xp[j];
tmp1[1] = alpha * xp[j+1];
+ tmp1[2] = alpha * xp[j+2];
+ tmp1[3] = alpha * xp[j+3];
tmp2[0] = 0.0;
tmp2[1] = 0.0;
+ tmp2[2] = 0.0;
+ tmp2[3] = 0.0;
a0 = &a[j*lda];
a1 = a0+lda;
- FLOAT at0,at1;
- BLASLONG j1 = (j/8)*8;
+ a2 = a1+lda;
+ a3 = a2+lda;
+ j1 = (j/8)*8;
if ( j1 )
- dsymv_kernel_8x2(j1, a0, a1, xp, yp, tmp1, tmp2);
+ dsymv_kernel_4x4(j1, a0, a1, a2, a3, xp, yp, tmp1, tmp2);
+ if ( j1 < j )
+ dsymv_kernel_1x4(j1, j, a0, a1, a2, a3, xp, yp, tmp1, tmp2);
- for (i=j1; i<j; i++)
+ j2 = 0;
+ for ( j1 = j ; j1 < j+4 ; j1++ )
{
- at0 = a0[i];
- at1 = a1[i];
- yp[i] += tmp1[0] * at0 + tmp1[1] *at1;
- tmp2[0] += at0 * xp[i];
- tmp2[1] += at1 * xp[i];
-
- }
+ temp1 = tmp1[j2];
+ temp2 = tmp2[j2];
+ a0 = &a[j1*lda];
+ for ( i=j ; i<j1; i++ )
+ {
+ yp[i] += temp1 * a0[i];
+ temp2 += a0[i] * xp[i];
+
+ }
+ y[j1] += temp1 * a0[j1] + alpha * temp2;
+ j2++;
- at1 = a1[j];
- yp[j] += tmp1[1] * at1;
- tmp2[1] += at1 * xp[j];
+ }
- yp[j] += tmp1[0] * a0[j] + alpha * tmp2[0];
- yp[j+1] += tmp1[1] * a1[j+1] + alpha * tmp2[1];
}
for ( ; j<m; j++)
temp2 = 0.0;
a0 = &a[j*lda];
FLOAT at0;
- BLASLONG j1 = (j/8)*8;
+ j1 = (j/8)*8;
if ( j1 )
dsymv_kernel_8x1(j1, a0, xp, yp, &temp1, &temp2);
USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/
-#define HAVE_KERNEL_8x2 1
-static void dsymv_kernel_8x2( BLASLONG n, FLOAT *a1, FLOAT *a2, FLOAT *x, FLOAT *y, FLOAT *temp1, FLOAT *temp2) __attribute__ ((noinline));
+#define HAVE_KERNEL_4x4 1
+static void dsymv_kernel_4x4( BLASLONG n, FLOAT *a0, FLOAT *a1, FLOAT *a2, FLOAT *a3, FLOAT *x, FLOAT *y, FLOAT *temp1, FLOAT *temp2) __attribute__ ((noinline));
-static void dsymv_kernel_8x2(BLASLONG n, FLOAT *a0, FLOAT *a1, FLOAT *x, FLOAT *y, FLOAT *temp1, FLOAT *temp2)
+static void dsymv_kernel_4x4(BLASLONG n, FLOAT *a0, FLOAT *a1, FLOAT *a2, FLOAT *a3, FLOAT *x, FLOAT *y, FLOAT *temp1, FLOAT *temp2)
{
BLASLONG register i = 0;
(
"vxorpd %%xmm0 , %%xmm0 , %%xmm0 \n\t" // temp2[0]
"vxorpd %%xmm1 , %%xmm1 , %%xmm1 \n\t" // temp2[1]
- "vmovddup (%6), %%xmm2 \n\t" // temp1[0]
- "vmovddup 8(%6), %%xmm3 \n\t" // temp1[1]
+ "vxorpd %%xmm2 , %%xmm2 , %%xmm2 \n\t" // temp2[2]
+ "vxorpd %%xmm3 , %%xmm3 , %%xmm3 \n\t" // temp2[3]
+ "vmovddup (%8), %%xmm4 \n\t" // temp1[0]
+ "vmovddup 8(%8), %%xmm5 \n\t" // temp1[1]
+ "vmovddup 16(%8), %%xmm6 \n\t" // temp1[1]
+ "vmovddup 24(%8), %%xmm7 \n\t" // temp1[1]
"xorq %0,%0 \n\t"
- ".align 16 \n\t"
- ".L01LOOP%=: \n\t"
-
- "prefetcht0 192(%4,%0,8) \n\t"
- "vmovups (%4,%0,8), %%xmm4 \n\t" // 2 * a0
- "vmovups 16(%4,%0,8), %%xmm5 \n\t" // 2 * a0
- "prefetcht0 192(%2,%0,8) \n\t"
- "vmovups (%2,%0,8), %%xmm8 \n\t" // 2 * x
- "vmovups 16(%2,%0,8), %%xmm9 \n\t" // 2 * x
- "prefetcht0 192(%3,%0,8) \n\t"
- "vmovups 32(%4,%0,8), %%xmm6 \n\t" // 2 * a0
- "vmovups 48(%4,%0,8), %%xmm7 \n\t" // 2 * a0
- "vmovups 32(%2,%0,8), %%xmm10 \n\t" // 2 * x
- "vmovups 48(%2,%0,8), %%xmm11 \n\t" // 2 * x
-
- "prefetcht0 192(%5,%0,8) \n\t"
- "vfmaddpd (%3,%0,8), %%xmm2 , %%xmm4 , %%xmm12 \n\t" // y += temp1 * a0
- "vfmaddpd %%xmm0 , %%xmm8 , %%xmm4 , %%xmm0 \n\t" // temp2 += a0 * x
- "vfmaddpd 16(%3,%0,8), %%xmm2 , %%xmm5 , %%xmm13 \n\t" // y += temp1 * a0
- "vmovups (%5,%0,8), %%xmm4 \n\t" // 2 * a1
- "vfmaddpd %%xmm0 , %%xmm9 , %%xmm5 , %%xmm0 \n\t" // temp2 += a0 * x
- "vfmaddpd 32(%3,%0,8), %%xmm2 , %%xmm6 , %%xmm14 \n\t" // y += temp1 * a0
- "vmovups 16(%5,%0,8), %%xmm5 \n\t" // 2 * a1
- "vfmaddpd %%xmm0 , %%xmm10, %%xmm6 , %%xmm0 \n\t" // temp2 += a0 * x
- "vfmaddpd 48(%3,%0,8), %%xmm2 , %%xmm7 , %%xmm15 \n\t" // y += temp1 * a0
- "vmovups 32(%5,%0,8), %%xmm6 \n\t" // 2 * a1
- "vfmaddpd %%xmm0 , %%xmm11, %%xmm7 , %%xmm0 \n\t" // temp2 += a0 * x
- "vmovups 48(%5,%0,8), %%xmm7 \n\t" // 2 * a1
-
- "vfmaddpd %%xmm12, %%xmm3 , %%xmm4 , %%xmm12 \n\t" // y += temp1 * a1
- "vfmaddpd %%xmm13, %%xmm3 , %%xmm5 , %%xmm13 \n\t" // y += temp1 * a1
- "vmovups %%xmm12, (%3,%0,8) \n\t" // 2 * y
- "vfmaddpd %%xmm14, %%xmm3 , %%xmm6 , %%xmm14 \n\t" // y += temp1 * a1
- "vmovups %%xmm13, 16(%3,%0,8) \n\t" // 2 * y
- "vfmaddpd %%xmm15, %%xmm3 , %%xmm7 , %%xmm15 \n\t" // y += temp1 * a1
- "vmovups %%xmm14, 32(%3,%0,8) \n\t" // 2 * y
-
- "vfmaddpd %%xmm1 , %%xmm8 , %%xmm4 , %%xmm1 \n\t" // temp2 += a1 * x
- "vfmaddpd %%xmm1 , %%xmm9 , %%xmm5 , %%xmm1 \n\t" // temp2 += a1 * x
- "vmovups %%xmm15, 48(%3,%0,8) \n\t" // 2 * y
- "vfmaddpd %%xmm1 , %%xmm10, %%xmm6 , %%xmm1 \n\t" // temp2 += a1 * x
- "vfmaddpd %%xmm1 , %%xmm11, %%xmm7 , %%xmm1 \n\t" // temp2 += a1 * x
-
- "addq $8, %0 \n\t"
- "subq $8, %1 \n\t"
+ ".align 16 \n\t"
+ ".L01LOOP%=: \n\t"
+
+ "vmovups (%4,%0,8), %%xmm12 \n\t" // 2 * a
+ "vmovups (%2,%0,8), %%xmm8 \n\t" // 2 * x
+ "vmovups (%3,%0,8), %%xmm9 \n\t" // 2 * y
+
+ "vmovups (%5,%0,8), %%xmm13 \n\t" // 2 * a
+
+ "vfmaddpd %%xmm0 , %%xmm8, %%xmm12 , %%xmm0 \n\t" // temp2 += x * a
+ "vfmaddpd %%xmm9 , %%xmm4, %%xmm12 , %%xmm9 \n\t" // y += temp1 * a
+ "vmovups (%6,%0,8), %%xmm14 \n\t" // 2 * a
+
+ "vfmaddpd %%xmm1 , %%xmm8, %%xmm13 , %%xmm1 \n\t" // temp2 += x * a
+ "vfmaddpd %%xmm9 , %%xmm5, %%xmm13 , %%xmm9 \n\t" // y += temp1 * a
+ "vmovups (%7,%0,8), %%xmm15 \n\t" // 2 * a
+
+ "vmovups 16(%3,%0,8), %%xmm11 \n\t" // 2 * y
+ "vfmaddpd %%xmm2 , %%xmm8, %%xmm14 , %%xmm2 \n\t" // temp2 += x * a
+ "vmovups 16(%4,%0,8), %%xmm12 \n\t" // 2 * a
+ "vfmaddpd %%xmm9 , %%xmm6, %%xmm14 , %%xmm9 \n\t" // y += temp1 * a
+ "vmovups 16(%2,%0,8), %%xmm10 \n\t" // 2 * x
+
+ "vfmaddpd %%xmm3 , %%xmm8, %%xmm15 , %%xmm3 \n\t" // temp2 += x * a
+ "vfmaddpd %%xmm9 , %%xmm7, %%xmm15 , %%xmm9 \n\t" // y += temp1 * a
+
+ "vmovups 16(%5,%0,8), %%xmm13 \n\t" // 2 * a
+ "vmovups 16(%6,%0,8), %%xmm14 \n\t" // 2 * a
+
+ "vfmaddpd %%xmm0 , %%xmm10, %%xmm12 , %%xmm0 \n\t" // temp2 += x * a
+ "vfmaddpd %%xmm11 , %%xmm4, %%xmm12 , %%xmm11 \n\t" // y += temp1 * a
+
+ "vmovups 16(%7,%0,8), %%xmm15 \n\t" // 2 * a
+ "vfmaddpd %%xmm1 , %%xmm10, %%xmm13 , %%xmm1 \n\t" // temp2 += x * a
+ "vfmaddpd %%xmm11 , %%xmm5, %%xmm13 , %%xmm11 \n\t" // y += temp1 * a
+
+ "vfmaddpd %%xmm2 , %%xmm10, %%xmm14 , %%xmm2 \n\t" // temp2 += x * a
+ "addq $4 , %0 \n\t"
+ "vfmaddpd %%xmm11 , %%xmm6, %%xmm14 , %%xmm11 \n\t" // y += temp1 * a
+
+ "vfmaddpd %%xmm3 , %%xmm10, %%xmm15 , %%xmm3 \n\t" // temp2 += x * a
+ "vfmaddpd %%xmm11 , %%xmm7, %%xmm15 , %%xmm11 \n\t" // y += temp1 * a
+ "subq $4 , %1 \n\t"
+
+ "vmovups %%xmm9 , -32(%3,%0,8) \n\t"
+ "vmovups %%xmm11 , -16(%3,%0,8) \n\t"
+
"jnz .L01LOOP%= \n\t"
"vhaddpd %%xmm0, %%xmm0, %%xmm0 \n\t"
"vhaddpd %%xmm1, %%xmm1, %%xmm1 \n\t"
- "vmovsd %%xmm0 , (%7) \n\t" // save temp2
- "vmovsd %%xmm1 ,8(%7) \n\t" // save temp2
+ "vhaddpd %%xmm2, %%xmm2, %%xmm2 \n\t"
+ "vhaddpd %%xmm3, %%xmm3, %%xmm3 \n\t"
+
+ "vmovsd %%xmm0 , (%9) \n\t" // save temp2
+ "vmovsd %%xmm1 , 8(%9) \n\t" // save temp2
+ "vmovsd %%xmm2 ,16(%9) \n\t" // save temp2
+ "vmovsd %%xmm3 ,24(%9) \n\t" // save temp2
:
:
"r" (n), // 1
"r" (x), // 2
"r" (y), // 3
- "r" (a0), // 4
- "r" (a1), // 5
- "r" (temp1), // 6
- "r" (temp2) // 7
+ "r" (a0), // 4
+ "r" (a1), // 5
+ "r" (a2), // 6
+ "r" (a3), // 7
+ "r" (temp1), // 8
+ "r" (temp2) // 9
: "cc",
"%xmm0", "%xmm1", "%xmm2", "%xmm3",
"%xmm4", "%xmm5", "%xmm6", "%xmm7",
projects / platform / upstream / openblas.git / commitdiff