542 lines
24 KiB
C
542 lines
24 KiB
C
/***************************************************************************
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Copyright (c) 2014, The OpenBLAS Project
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All rights reserved.
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Redistribution and use in source and binary froms, with or without
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modification, are permitted provided that the following conditions are
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met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary from must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in
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the documentation and/or other materials provided with the
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distribution.
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3. Neither the name of the OpenBLAS project nor the names of
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its contributors may be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE OPENBLAS PROJECT OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
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USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*****************************************************************************/
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#define HAVE_KERNEL_4x4 1
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static void cgemv_kernel_4x4( BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y, FLOAT *alpha) __attribute__ ((noinline));
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static void cgemv_kernel_4x4( BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y, FLOAT *alpha)
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{
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BLASLONG register i = 0;
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__asm__ __volatile__
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(
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"vzeroupper \n\t"
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"vxorps %%ymm8 , %%ymm8 , %%ymm8 \n\t" // temp
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"vxorps %%ymm9 , %%ymm9 , %%ymm9 \n\t" // temp
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"vxorps %%ymm10, %%ymm10, %%ymm10 \n\t" // temp
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"vxorps %%ymm11, %%ymm11, %%ymm11 \n\t" // temp
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"vxorps %%ymm12, %%ymm12, %%ymm12 \n\t" // temp
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"vxorps %%ymm13, %%ymm13, %%ymm13 \n\t"
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"vxorps %%ymm14, %%ymm14, %%ymm14 \n\t"
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"vxorps %%ymm15, %%ymm15, %%ymm15 \n\t"
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"testq $0x04, %1 \n\t"
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"jz 2f \n\t"
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"vmovups (%4,%0,4), %%ymm4 \n\t" // 4 complex values from a0
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"vmovups (%5,%0,4), %%ymm5 \n\t" // 4 complex values from a1
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"vmovups (%2,%0,4) , %%ymm6 \n\t" // 4 complex values from x
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"vpermilps $0xb1, %%ymm6, %%ymm7 \n\t" // exchange real and imap parts
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"vblendps $0x55, %%ymm6, %%ymm7, %%ymm0 \n\t" // only the real parts
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"vblendps $0x55, %%ymm7, %%ymm6, %%ymm1 \n\t" // only the imag parts
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"vmovups (%6,%0,4), %%ymm6 \n\t" // 4 complex values from a2
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"vmovups (%7,%0,4), %%ymm7 \n\t" // 4 complex values from a3
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"vfmaddps %%ymm8 , %%ymm4 , %%ymm0, %%ymm8 \n\t" // ar0*xr0,al0*xr0,ar1*xr1,al1*xr1
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"vfmaddps %%ymm9 , %%ymm4 , %%ymm1, %%ymm9 \n\t" // ar0*xl0,al0*xl0,ar1*xl1,al1*xl1
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"vfmaddps %%ymm10, %%ymm5 , %%ymm0, %%ymm10 \n\t" // ar0*xr0,al0*xr0,ar1*xr1,al1*xr1
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"vfmaddps %%ymm11, %%ymm5 , %%ymm1, %%ymm11 \n\t" // ar0*xl0,al0*xl0,ar1*xl1,al1*xl1
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"vfmaddps %%ymm12, %%ymm6 , %%ymm0, %%ymm12 \n\t" // ar0*xr0,al0*xr0,ar1*xr1,al1*xr1
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"vfmaddps %%ymm13, %%ymm6 , %%ymm1, %%ymm13 \n\t" // ar0*xl0,al0*xl0,ar1*xl1,al1*xl1
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"vfmaddps %%ymm14, %%ymm7 , %%ymm0, %%ymm14 \n\t" // ar0*xr0,al0*xr0,ar1*xr1,al1*xr1
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"vfmaddps %%ymm15, %%ymm7 , %%ymm1, %%ymm15 \n\t" // ar0*xl0,al0*xl0,ar1*xl1,al1*xl1
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"addq $8 , %0 \n\t"
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"subq $4 , %1 \n\t"
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"2: \n\t"
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"cmpq $0, %1 \n\t"
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"je 3f \n\t"
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// ".align 16 \n\t"
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"1: \n\t"
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"prefetcht0 384(%4,%0,4) \n\t"
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"vmovups (%4,%0,4), %%ymm4 \n\t" // 4 complex values from a0
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"prefetcht0 384(%5,%0,4) \n\t"
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"vmovups (%5,%0,4), %%ymm5 \n\t" // 4 complex values from a1
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"prefetcht0 384(%2,%0,4) \n\t"
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"vmovups (%2,%0,4) , %%ymm6 \n\t" // 4 complex values from x
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"vpermilps $0xb1, %%ymm6, %%ymm7 \n\t" // exchange real and imap parts
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"vblendps $0x55, %%ymm6, %%ymm7, %%ymm0 \n\t" // only the real parts
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"vblendps $0x55, %%ymm7, %%ymm6, %%ymm1 \n\t" // only the imag parts
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"prefetcht0 384(%6,%0,4) \n\t"
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"vmovups (%6,%0,4), %%ymm6 \n\t" // 4 complex values from a2
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"prefetcht0 384(%7,%0,4) \n\t"
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"vmovups (%7,%0,4), %%ymm7 \n\t" // 4 complex values from a3
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"vfmaddps %%ymm8 , %%ymm4 , %%ymm0, %%ymm8 \n\t" // ar0*xr0,al0*xr0,ar1*xr1,al1*xr1
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"vfmaddps %%ymm9 , %%ymm4 , %%ymm1, %%ymm9 \n\t" // ar0*xl0,al0*xl0,ar1*xl1,al1*xl1
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"vfmaddps %%ymm10, %%ymm5 , %%ymm0, %%ymm10 \n\t" // ar0*xr0,al0*xr0,ar1*xr1,al1*xr1
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"vfmaddps %%ymm11, %%ymm5 , %%ymm1, %%ymm11 \n\t" // ar0*xl0,al0*xl0,ar1*xl1,al1*xl1
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"vfmaddps %%ymm12, %%ymm6 , %%ymm0, %%ymm12 \n\t" // ar0*xr0,al0*xr0,ar1*xr1,al1*xr1
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"vfmaddps %%ymm13, %%ymm6 , %%ymm1, %%ymm13 \n\t" // ar0*xl0,al0*xl0,ar1*xl1,al1*xl1
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"vfmaddps %%ymm14, %%ymm7 , %%ymm0, %%ymm14 \n\t" // ar0*xr0,al0*xr0,ar1*xr1,al1*xr1
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"vfmaddps %%ymm15, %%ymm7 , %%ymm1, %%ymm15 \n\t" // ar0*xl0,al0*xl0,ar1*xl1,al1*xl1
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"vmovups 32(%4,%0,4), %%ymm4 \n\t" // 4 complex values from a0
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"vmovups 32(%5,%0,4), %%ymm5 \n\t" // 4 complex values from a1
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"vmovups 32(%2,%0,4) , %%ymm6 \n\t" // 4 complex values from x
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"vpermilps $0xb1, %%ymm6, %%ymm7 \n\t" // exchange real and imap parts
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"vblendps $0x55, %%ymm6, %%ymm7, %%ymm0 \n\t" // only the real parts
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"vblendps $0x55, %%ymm7, %%ymm6, %%ymm1 \n\t" // only the imag parts
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"vmovups 32(%6,%0,4), %%ymm6 \n\t" // 4 complex values from a2
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"vmovups 32(%7,%0,4), %%ymm7 \n\t" // 4 complex values from a3
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"vfmaddps %%ymm8 , %%ymm4 , %%ymm0, %%ymm8 \n\t" // ar0*xr0,al0*xr0,ar1*xr1,al1*xr1
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"vfmaddps %%ymm9 , %%ymm4 , %%ymm1, %%ymm9 \n\t" // ar0*xl0,al0*xl0,ar1*xl1,al1*xl1
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"vfmaddps %%ymm10, %%ymm5 , %%ymm0, %%ymm10 \n\t" // ar0*xr0,al0*xr0,ar1*xr1,al1*xr1
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"vfmaddps %%ymm11, %%ymm5 , %%ymm1, %%ymm11 \n\t" // ar0*xl0,al0*xl0,ar1*xl1,al1*xl1
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"vfmaddps %%ymm12, %%ymm6 , %%ymm0, %%ymm12 \n\t" // ar0*xr0,al0*xr0,ar1*xr1,al1*xr1
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"vfmaddps %%ymm13, %%ymm6 , %%ymm1, %%ymm13 \n\t" // ar0*xl0,al0*xl0,ar1*xl1,al1*xl1
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"vfmaddps %%ymm14, %%ymm7 , %%ymm0, %%ymm14 \n\t" // ar0*xr0,al0*xr0,ar1*xr1,al1*xr1
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"vfmaddps %%ymm15, %%ymm7 , %%ymm1, %%ymm15 \n\t" // ar0*xl0,al0*xl0,ar1*xl1,al1*xl1
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"addq $16 , %0 \n\t"
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"subq $8 , %1 \n\t"
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"jnz 1b \n\t"
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"3: \n\t"
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"vbroadcastss (%8) , %%xmm0 \n\t" // value from alpha
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"vbroadcastss 4(%8) , %%xmm1 \n\t" // value from alpha
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#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
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"vpermilps $0xb1 , %%ymm9 , %%ymm9 \n\t"
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"vpermilps $0xb1 , %%ymm11, %%ymm11 \n\t"
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"vpermilps $0xb1 , %%ymm13, %%ymm13 \n\t"
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"vpermilps $0xb1 , %%ymm15, %%ymm15 \n\t"
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"vaddsubps %%ymm9 , %%ymm8, %%ymm8 \n\t"
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"vaddsubps %%ymm11, %%ymm10, %%ymm10 \n\t"
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"vaddsubps %%ymm13, %%ymm12, %%ymm12 \n\t"
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"vaddsubps %%ymm15, %%ymm14, %%ymm14 \n\t"
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#else
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"vpermilps $0xb1 , %%ymm8 , %%ymm8 \n\t"
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"vpermilps $0xb1 , %%ymm10, %%ymm10 \n\t"
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"vpermilps $0xb1 , %%ymm12, %%ymm12 \n\t"
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"vpermilps $0xb1 , %%ymm14, %%ymm14 \n\t"
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"vaddsubps %%ymm8 , %%ymm9 , %%ymm8 \n\t"
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"vaddsubps %%ymm10, %%ymm11, %%ymm10 \n\t"
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"vaddsubps %%ymm12, %%ymm13, %%ymm12 \n\t"
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"vaddsubps %%ymm14, %%ymm15, %%ymm14 \n\t"
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"vpermilps $0xb1 , %%ymm8 , %%ymm8 \n\t"
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"vpermilps $0xb1 , %%ymm10, %%ymm10 \n\t"
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"vpermilps $0xb1 , %%ymm12, %%ymm12 \n\t"
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"vpermilps $0xb1 , %%ymm14, %%ymm14 \n\t"
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#endif
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"vmovsd (%3), %%xmm4 \n\t" // read y
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"vmovsd 8(%3), %%xmm5 \n\t"
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"vmovsd 16(%3), %%xmm6 \n\t"
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"vmovsd 24(%3), %%xmm7 \n\t"
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"vextractf128 $1, %%ymm8 , %%xmm9 \n\t"
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"vextractf128 $1, %%ymm10, %%xmm11 \n\t"
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"vextractf128 $1, %%ymm12, %%xmm13 \n\t"
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"vextractf128 $1, %%ymm14, %%xmm15 \n\t"
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"vaddps %%xmm8 , %%xmm9 , %%xmm8 \n\t"
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"vaddps %%xmm10, %%xmm11, %%xmm10 \n\t"
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"vaddps %%xmm12, %%xmm13, %%xmm12 \n\t"
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"vaddps %%xmm14, %%xmm15, %%xmm14 \n\t"
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"vshufpd $0x1, %%xmm8 , %%xmm8 , %%xmm9 \n\t"
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"vshufpd $0x1, %%xmm10, %%xmm10, %%xmm11 \n\t"
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"vshufpd $0x1, %%xmm12, %%xmm12, %%xmm13 \n\t"
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"vshufpd $0x1, %%xmm14, %%xmm14, %%xmm15 \n\t"
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"vaddps %%xmm8 , %%xmm9 , %%xmm8 \n\t"
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"vaddps %%xmm10, %%xmm11, %%xmm10 \n\t"
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"vaddps %%xmm12, %%xmm13, %%xmm12 \n\t"
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"vaddps %%xmm14, %%xmm15, %%xmm14 \n\t"
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"vmulps %%xmm8 , %%xmm1 , %%xmm9 \n\t" // t_r * alpha_i , t_i * alpha_i
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"vmulps %%xmm8 , %%xmm0 , %%xmm8 \n\t" // t_r * alpha_r , t_i * alpha_r
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"vmulps %%xmm10, %%xmm1 , %%xmm11 \n\t" // t_r * alpha_i , t_i * alpha_i
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"vmulps %%xmm10, %%xmm0 , %%xmm10 \n\t" // t_r * alpha_r , t_i * alpha_r
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"vmulps %%xmm12, %%xmm1 , %%xmm13 \n\t" // t_r * alpha_i , t_i * alpha_i
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"vmulps %%xmm12, %%xmm0 , %%xmm12 \n\t" // t_r * alpha_r , t_i * alpha_r
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"vmulps %%xmm14, %%xmm1 , %%xmm15 \n\t" // t_r * alpha_i , t_i * alpha_i
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"vmulps %%xmm14, %%xmm0 , %%xmm14 \n\t" // t_r * alpha_r , t_i * alpha_r
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#if !defined(XCONJ)
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"vpermilps $0xb1 , %%xmm9 , %%xmm9 \n\t"
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"vpermilps $0xb1 , %%xmm11, %%xmm11 \n\t"
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"vpermilps $0xb1 , %%xmm13, %%xmm13 \n\t"
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"vpermilps $0xb1 , %%xmm15, %%xmm15 \n\t"
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"vaddsubps %%xmm9 , %%xmm8, %%xmm8 \n\t"
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"vaddsubps %%xmm11, %%xmm10, %%xmm10 \n\t"
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"vaddsubps %%xmm13, %%xmm12, %%xmm12 \n\t"
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"vaddsubps %%xmm15, %%xmm14, %%xmm14 \n\t"
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#else
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"vpermilps $0xb1 , %%xmm8 , %%xmm8 \n\t"
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"vpermilps $0xb1 , %%xmm10, %%xmm10 \n\t"
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"vpermilps $0xb1 , %%xmm12, %%xmm12 \n\t"
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"vpermilps $0xb1 , %%xmm14, %%xmm14 \n\t"
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"vaddsubps %%xmm8 , %%xmm9 , %%xmm8 \n\t"
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"vaddsubps %%xmm10, %%xmm11, %%xmm10 \n\t"
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"vaddsubps %%xmm12, %%xmm13, %%xmm12 \n\t"
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"vaddsubps %%xmm14, %%xmm15, %%xmm14 \n\t"
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"vpermilps $0xb1 , %%xmm8 , %%xmm8 \n\t"
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"vpermilps $0xb1 , %%xmm10, %%xmm10 \n\t"
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"vpermilps $0xb1 , %%xmm12, %%xmm12 \n\t"
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"vpermilps $0xb1 , %%xmm14, %%xmm14 \n\t"
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#endif
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"vaddps %%xmm8 , %%xmm4 , %%xmm8 \n\t"
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"vaddps %%xmm10, %%xmm5 , %%xmm10 \n\t"
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"vaddps %%xmm12, %%xmm6 , %%xmm12 \n\t"
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"vaddps %%xmm14, %%xmm7 , %%xmm14 \n\t"
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"vmovsd %%xmm8 , (%3) \n\t"
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"vmovsd %%xmm10, 8(%3) \n\t"
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"vmovsd %%xmm12, 16(%3) \n\t"
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"vmovsd %%xmm14, 24(%3) \n\t"
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"vzeroupper \n\t"
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:
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"+r" (i), // 0
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"+r" (n) // 1
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:
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"r" (x), // 2
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"r" (y), // 3
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"r" (ap[0]), // 4
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"r" (ap[1]), // 5
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"r" (ap[2]), // 6
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"r" (ap[3]), // 7
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"r" (alpha) // 8
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: "cc",
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"%xmm0", "%xmm1", "%xmm2", "%xmm3",
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"%xmm4", "%xmm5", "%xmm6", "%xmm7",
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"%xmm8", "%xmm9", "%xmm10", "%xmm11",
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"%xmm12", "%xmm13", "%xmm14", "%xmm15",
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"memory"
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);
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}
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#define HAVE_KERNEL_4x2 1
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static void cgemv_kernel_4x2( BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y, FLOAT *alpha) __attribute__ ((noinline));
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static void cgemv_kernel_4x2( BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y, FLOAT *alpha)
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{
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BLASLONG register i = 0;
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__asm__ __volatile__
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(
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"vzeroupper \n\t"
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"vxorps %%ymm8 , %%ymm8 , %%ymm8 \n\t" // temp
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"vxorps %%ymm9 , %%ymm9 , %%ymm9 \n\t" // temp
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"vxorps %%ymm10, %%ymm10, %%ymm10 \n\t" // temp
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"vxorps %%ymm11, %%ymm11, %%ymm11 \n\t" // temp
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"testq $0x04, %1 \n\t"
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"jz 2f \n\t"
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"vmovups (%4,%0,4), %%ymm4 \n\t" // 4 complex values from a0
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"vmovups (%5,%0,4), %%ymm5 \n\t" // 4 complex values from a1
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"vmovups (%2,%0,4) , %%ymm6 \n\t" // 4 complex values from x
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"vpermilps $0xb1, %%ymm6, %%ymm7 \n\t" // exchange real and imap parts
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"vblendps $0x55, %%ymm6, %%ymm7, %%ymm0 \n\t" // only the real parts
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"vblendps $0x55, %%ymm7, %%ymm6, %%ymm1 \n\t" // only the imag parts
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"vfmaddps %%ymm8 , %%ymm4 , %%ymm0, %%ymm8 \n\t" // ar0*xr0,al0*xr0,ar1*xr1,al1*xr1
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"vfmaddps %%ymm9 , %%ymm4 , %%ymm1, %%ymm9 \n\t" // ar0*xl0,al0*xl0,ar1*xl1,al1*xl1
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"vfmaddps %%ymm10, %%ymm5 , %%ymm0, %%ymm10 \n\t" // ar0*xr0,al0*xr0,ar1*xr1,al1*xr1
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"vfmaddps %%ymm11, %%ymm5 , %%ymm1, %%ymm11 \n\t" // ar0*xl0,al0*xl0,ar1*xl1,al1*xl1
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"addq $8 , %0 \n\t"
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"subq $4 , %1 \n\t"
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"2: \n\t"
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"cmpq $0, %1 \n\t"
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"je 3f \n\t"
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// ".align 16 \n\t"
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"1: \n\t"
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"prefetcht0 384(%4,%0,4) \n\t"
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"vmovups (%4,%0,4), %%ymm4 \n\t" // 4 complex values from a0
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"prefetcht0 384(%5,%0,4) \n\t"
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"vmovups (%5,%0,4), %%ymm5 \n\t" // 4 complex values from a1
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"prefetcht0 384(%2,%0,4) \n\t"
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"vmovups (%2,%0,4) , %%ymm6 \n\t" // 4 complex values from x
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"vpermilps $0xb1, %%ymm6, %%ymm7 \n\t" // exchange real and imap parts
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"vblendps $0x55, %%ymm6, %%ymm7, %%ymm0 \n\t" // only the real parts
|
|
"vblendps $0x55, %%ymm7, %%ymm6, %%ymm1 \n\t" // only the imag parts
|
|
|
|
"vfmaddps %%ymm8 , %%ymm4 , %%ymm0, %%ymm8 \n\t" // ar0*xr0,al0*xr0,ar1*xr1,al1*xr1
|
|
"vfmaddps %%ymm9 , %%ymm4 , %%ymm1, %%ymm9 \n\t" // ar0*xl0,al0*xl0,ar1*xl1,al1*xl1
|
|
"vfmaddps %%ymm10, %%ymm5 , %%ymm0, %%ymm10 \n\t" // ar0*xr0,al0*xr0,ar1*xr1,al1*xr1
|
|
"vfmaddps %%ymm11, %%ymm5 , %%ymm1, %%ymm11 \n\t" // ar0*xl0,al0*xl0,ar1*xl1,al1*xl1
|
|
|
|
"vmovups 32(%4,%0,4), %%ymm4 \n\t" // 4 complex values from a0
|
|
"vmovups 32(%5,%0,4), %%ymm5 \n\t" // 4 complex values from a1
|
|
|
|
"vmovups 32(%2,%0,4) , %%ymm6 \n\t" // 4 complex values from x
|
|
"vpermilps $0xb1, %%ymm6, %%ymm7 \n\t" // exchange real and imap parts
|
|
"vblendps $0x55, %%ymm6, %%ymm7, %%ymm0 \n\t" // only the real parts
|
|
"vblendps $0x55, %%ymm7, %%ymm6, %%ymm1 \n\t" // only the imag parts
|
|
|
|
"vfmaddps %%ymm8 , %%ymm4 , %%ymm0, %%ymm8 \n\t" // ar0*xr0,al0*xr0,ar1*xr1,al1*xr1
|
|
"vfmaddps %%ymm9 , %%ymm4 , %%ymm1, %%ymm9 \n\t" // ar0*xl0,al0*xl0,ar1*xl1,al1*xl1
|
|
"vfmaddps %%ymm10, %%ymm5 , %%ymm0, %%ymm10 \n\t" // ar0*xr0,al0*xr0,ar1*xr1,al1*xr1
|
|
"vfmaddps %%ymm11, %%ymm5 , %%ymm1, %%ymm11 \n\t" // ar0*xl0,al0*xl0,ar1*xl1,al1*xl1
|
|
|
|
"addq $16 , %0 \n\t"
|
|
"subq $8 , %1 \n\t"
|
|
"jnz 1b \n\t"
|
|
|
|
"3: \n\t"
|
|
|
|
"vbroadcastss (%6) , %%xmm0 \n\t" // value from alpha
|
|
"vbroadcastss 4(%6) , %%xmm1 \n\t" // value from alpha
|
|
|
|
|
|
#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
|
|
"vpermilps $0xb1 , %%ymm9 , %%ymm9 \n\t"
|
|
"vpermilps $0xb1 , %%ymm11, %%ymm11 \n\t"
|
|
"vaddsubps %%ymm9 , %%ymm8, %%ymm8 \n\t"
|
|
"vaddsubps %%ymm11, %%ymm10, %%ymm10 \n\t"
|
|
#else
|
|
"vpermilps $0xb1 , %%ymm8 , %%ymm8 \n\t"
|
|
"vpermilps $0xb1 , %%ymm10, %%ymm10 \n\t"
|
|
"vaddsubps %%ymm8 , %%ymm9 , %%ymm8 \n\t"
|
|
"vaddsubps %%ymm10, %%ymm11, %%ymm10 \n\t"
|
|
"vpermilps $0xb1 , %%ymm8 , %%ymm8 \n\t"
|
|
"vpermilps $0xb1 , %%ymm10, %%ymm10 \n\t"
|
|
#endif
|
|
|
|
"vmovsd (%3), %%xmm4 \n\t" // read y
|
|
"vmovsd 8(%3), %%xmm5 \n\t"
|
|
|
|
"vextractf128 $1, %%ymm8 , %%xmm9 \n\t"
|
|
"vextractf128 $1, %%ymm10, %%xmm11 \n\t"
|
|
|
|
"vaddps %%xmm8 , %%xmm9 , %%xmm8 \n\t"
|
|
"vaddps %%xmm10, %%xmm11, %%xmm10 \n\t"
|
|
|
|
"vshufpd $0x1, %%xmm8 , %%xmm8 , %%xmm9 \n\t"
|
|
"vshufpd $0x1, %%xmm10, %%xmm10, %%xmm11 \n\t"
|
|
|
|
"vaddps %%xmm8 , %%xmm9 , %%xmm8 \n\t"
|
|
"vaddps %%xmm10, %%xmm11, %%xmm10 \n\t"
|
|
|
|
"vmulps %%xmm8 , %%xmm1 , %%xmm9 \n\t" // t_r * alpha_i , t_i * alpha_i
|
|
"vmulps %%xmm8 , %%xmm0 , %%xmm8 \n\t" // t_r * alpha_r , t_i * alpha_r
|
|
"vmulps %%xmm10, %%xmm1 , %%xmm11 \n\t" // t_r * alpha_i , t_i * alpha_i
|
|
"vmulps %%xmm10, %%xmm0 , %%xmm10 \n\t" // t_r * alpha_r , t_i * alpha_r
|
|
|
|
#if !defined(XCONJ)
|
|
"vpermilps $0xb1 , %%xmm9 , %%xmm9 \n\t"
|
|
"vpermilps $0xb1 , %%xmm11, %%xmm11 \n\t"
|
|
"vaddsubps %%xmm9 , %%xmm8, %%xmm8 \n\t"
|
|
"vaddsubps %%xmm11, %%xmm10, %%xmm10 \n\t"
|
|
#else
|
|
"vpermilps $0xb1 , %%xmm8 , %%xmm8 \n\t"
|
|
"vpermilps $0xb1 , %%xmm10, %%xmm10 \n\t"
|
|
"vaddsubps %%xmm8 , %%xmm9 , %%xmm8 \n\t"
|
|
"vaddsubps %%xmm10, %%xmm11, %%xmm10 \n\t"
|
|
"vpermilps $0xb1 , %%xmm8 , %%xmm8 \n\t"
|
|
"vpermilps $0xb1 , %%xmm10, %%xmm10 \n\t"
|
|
#endif
|
|
|
|
|
|
"vaddps %%xmm8 , %%xmm4 , %%xmm8 \n\t"
|
|
"vaddps %%xmm10, %%xmm5 , %%xmm10 \n\t"
|
|
|
|
"vmovsd %%xmm8 , (%3) \n\t"
|
|
"vmovsd %%xmm10, 8(%3) \n\t"
|
|
|
|
"vzeroupper \n\t"
|
|
|
|
:
|
|
"+r" (i), // 0
|
|
"+r" (n) // 1
|
|
:
|
|
"r" (x), // 2
|
|
"r" (y), // 3
|
|
"r" (ap[0]), // 4
|
|
"r" (ap[1]), // 5
|
|
"r" (alpha) // 6
|
|
: "cc",
|
|
"%xmm0", "%xmm1", "%xmm2", "%xmm3",
|
|
"%xmm4", "%xmm5", "%xmm6", "%xmm7",
|
|
"%xmm8", "%xmm9", "%xmm10", "%xmm11",
|
|
"%xmm12", "%xmm13", "%xmm14", "%xmm15",
|
|
"memory"
|
|
);
|
|
|
|
}
|
|
|
|
|
|
#define HAVE_KERNEL_4x1 1
|
|
static void cgemv_kernel_4x1( BLASLONG n, FLOAT *ap, FLOAT *x, FLOAT *y, FLOAT *alpha) __attribute__ ((noinline));
|
|
|
|
static void cgemv_kernel_4x1( BLASLONG n, FLOAT *ap, FLOAT *x, FLOAT *y, FLOAT *alpha)
|
|
{
|
|
|
|
BLASLONG register i = 0;
|
|
|
|
__asm__ __volatile__
|
|
(
|
|
"vzeroupper \n\t"
|
|
|
|
"vxorps %%ymm8 , %%ymm8 , %%ymm8 \n\t" // temp
|
|
"vxorps %%ymm9 , %%ymm9 , %%ymm9 \n\t" // temp
|
|
|
|
"testq $0x04, %1 \n\t"
|
|
"jz 2f \n\t"
|
|
|
|
"vmovups (%4,%0,4), %%ymm4 \n\t" // 4 complex values from a0
|
|
|
|
"vmovups (%2,%0,4) , %%ymm6 \n\t" // 4 complex values from x
|
|
"vpermilps $0xb1, %%ymm6, %%ymm7 \n\t" // exchange real and imap parts
|
|
"vblendps $0x55, %%ymm6, %%ymm7, %%ymm0 \n\t" // only the real parts
|
|
"vblendps $0x55, %%ymm7, %%ymm6, %%ymm1 \n\t" // only the imag parts
|
|
|
|
|
|
"vfmaddps %%ymm8 , %%ymm4 , %%ymm0, %%ymm8 \n\t" // ar0*xr0,al0*xr0,ar1*xr1,al1*xr1
|
|
"vfmaddps %%ymm9 , %%ymm4 , %%ymm1, %%ymm9 \n\t" // ar0*xl0,al0*xl0,ar1*xl1,al1*xl1
|
|
|
|
"addq $8 , %0 \n\t"
|
|
"subq $4 , %1 \n\t"
|
|
|
|
"2: \n\t"
|
|
"cmpq $0, %1 \n\t"
|
|
"je 3f \n\t"
|
|
|
|
// ".align 16 \n\t"
|
|
"1: \n\t"
|
|
"prefetcht0 384(%4,%0,4) \n\t"
|
|
"vmovups (%4,%0,4), %%ymm4 \n\t" // 4 complex values from a0
|
|
|
|
"prefetcht0 384(%2,%0,4) \n\t"
|
|
"vmovups (%2,%0,4) , %%ymm6 \n\t" // 4 complex values from x
|
|
"vpermilps $0xb1, %%ymm6, %%ymm7 \n\t" // exchange real and imap parts
|
|
"vblendps $0x55, %%ymm6, %%ymm7, %%ymm0 \n\t" // only the real parts
|
|
"vblendps $0x55, %%ymm7, %%ymm6, %%ymm1 \n\t" // only the imag parts
|
|
|
|
"vfmaddps %%ymm8 , %%ymm4 , %%ymm0, %%ymm8 \n\t" // ar0*xr0,al0*xr0,ar1*xr1,al1*xr1
|
|
"vfmaddps %%ymm9 , %%ymm4 , %%ymm1, %%ymm9 \n\t" // ar0*xl0,al0*xl0,ar1*xl1,al1*xl1
|
|
|
|
"vmovups 32(%4,%0,4), %%ymm4 \n\t" // 4 complex values from a0
|
|
|
|
"vmovups 32(%2,%0,4) , %%ymm6 \n\t" // 4 complex values from x
|
|
"vpermilps $0xb1, %%ymm6, %%ymm7 \n\t" // exchange real and imap parts
|
|
"vblendps $0x55, %%ymm6, %%ymm7, %%ymm0 \n\t" // only the real parts
|
|
"vblendps $0x55, %%ymm7, %%ymm6, %%ymm1 \n\t" // only the imag parts
|
|
|
|
"vfmaddps %%ymm8 , %%ymm4 , %%ymm0, %%ymm8 \n\t" // ar0*xr0,al0*xr0,ar1*xr1,al1*xr1
|
|
"vfmaddps %%ymm9 , %%ymm4 , %%ymm1, %%ymm9 \n\t" // ar0*xl0,al0*xl0,ar1*xl1,al1*xl1
|
|
|
|
|
|
"addq $16 , %0 \n\t"
|
|
"subq $8 , %1 \n\t"
|
|
"jnz 1b \n\t"
|
|
|
|
"3: \n\t"
|
|
|
|
"vbroadcastss (%5) , %%xmm0 \n\t" // value from alpha
|
|
"vbroadcastss 4(%5) , %%xmm1 \n\t" // value from alpha
|
|
|
|
|
|
#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
|
|
"vpermilps $0xb1 , %%ymm9 , %%ymm9 \n\t"
|
|
"vaddsubps %%ymm9 , %%ymm8, %%ymm8 \n\t"
|
|
#else
|
|
"vpermilps $0xb1 , %%ymm8 , %%ymm8 \n\t"
|
|
"vaddsubps %%ymm8 , %%ymm9 , %%ymm8 \n\t"
|
|
"vpermilps $0xb1 , %%ymm8 , %%ymm8 \n\t"
|
|
#endif
|
|
|
|
"vmovsd (%3), %%xmm4 \n\t" // read y
|
|
|
|
"vextractf128 $1, %%ymm8 , %%xmm9 \n\t"
|
|
|
|
"vaddps %%xmm8 , %%xmm9 , %%xmm8 \n\t"
|
|
|
|
"vshufpd $0x1, %%xmm8 , %%xmm8 , %%xmm9 \n\t"
|
|
|
|
"vaddps %%xmm8 , %%xmm9 , %%xmm8 \n\t"
|
|
|
|
"vmulps %%xmm8 , %%xmm1 , %%xmm9 \n\t" // t_r * alpha_i , t_i * alpha_i
|
|
"vmulps %%xmm8 , %%xmm0 , %%xmm8 \n\t" // t_r * alpha_r , t_i * alpha_r
|
|
|
|
#if !defined(XCONJ)
|
|
"vpermilps $0xb1 , %%xmm9 , %%xmm9 \n\t"
|
|
"vaddsubps %%xmm9 , %%xmm8, %%xmm8 \n\t"
|
|
#else
|
|
"vpermilps $0xb1 , %%xmm8 , %%xmm8 \n\t"
|
|
"vaddsubps %%xmm8 , %%xmm9 , %%xmm8 \n\t"
|
|
"vpermilps $0xb1 , %%xmm8 , %%xmm8 \n\t"
|
|
#endif
|
|
|
|
|
|
"vaddps %%xmm8 , %%xmm4 , %%xmm8 \n\t"
|
|
|
|
"vmovsd %%xmm8 , (%3) \n\t"
|
|
|
|
"vzeroupper \n\t"
|
|
|
|
:
|
|
"+r" (i), // 0
|
|
"+r" (n) // 1
|
|
:
|
|
"r" (x), // 2
|
|
"r" (y), // 3
|
|
"r" (ap), // 4
|
|
"r" (alpha) // 5
|
|
: "cc",
|
|
"%xmm0", "%xmm1", "%xmm2", "%xmm3",
|
|
"%xmm4", "%xmm5", "%xmm6", "%xmm7",
|
|
"%xmm8", "%xmm9", "%xmm10", "%xmm11",
|
|
"%xmm12", "%xmm13", "%xmm14", "%xmm15",
|
|
"memory"
|
|
);
|
|
|
|
}
|
|
|
|
|