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/*
* Copyright (C) 2014, The University of Texas at Austin
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - Neither the name of The University of Texas at Austin nor the names
* of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
/*
* Copyright (C) 2014-2015, Michael Lehn
*
* ulmBLAS adopted general ideas from BLIS. Using micro kernels from BLIS
* only requires minor modifications,
*
*/
#ifndef ULMBLAS_IMPL_LEVEL3_UKERNEL_SSE_UTRLSM_TCC
#define ULMBLAS_IMPL_LEVEL3_UKERNEL_SSE_UTRLSM_TCC 1
#include <iostream>
#include <ulmblas/impl/level3/ukernel/ugemm.h>
#include <ulmblas/impl/level1extensions/gecopy.h>
#include <ulmblas/impl/level3/ukernel/ref/utrlsm.h>
namespace ulmBLAS { namespace sse {
template <typename IndexType>
static typename std::enable_if<std::is_convertible<IndexType,long>::value,
void>::type
utrlsm(const double *A,
const double *B,
double *C,
IndexType incRowC_,
IndexType incColC_)
{
long incRowC = incRowC_;
long incColC = incColC_;
__asm__ volatile
(
"movq %0, %%rax \n\t" // Address of A stored in %rax
"movq %1, %%rbx \n\t" // Address of B stored in %rbx
"movq %2, %%rcx \n\t" // Address of C stored in %rcx
"movq %3, %%rsi \n\t" // load incRowC
"movq %4, %%rdi \n\t" // load incColC
"leaq (,%%rsi,8), %%rsi \n\t" // incRowC *= sizeof(double)
"leaq (,%%rdi,8), %%rdi \n\t" // incColC *= sizeof(double)
"leaq (%%rcx,%%rdi,2), %%rdx \n\t" // load &C[2*incColC] in %rdx
"movapd 0 * 16(%%rbx), %%xmm8 \n\t" // load xmm8 = (b00, b01 )
"movapd 1 * 16(%%rbx), %%xmm12 \n\t" // load xmm12 = (b02, b03 )
"movapd 2 * 16(%%rbx), %%xmm9 \n\t" // load xmm9 = (b10, b11 )
"movapd 3 * 16(%%rbx), %%xmm13 \n\t" // load xmm13 = (b12, b13 )
"movapd 4 * 16(%%rbx), %%xmm10 \n\t" // load xmm10 = (b20, b21 )
"movapd 5 * 16(%%rbx), %%xmm14 \n\t" // load xmm14 = (b22, b23 )
"movapd 6 * 16(%%rbx), %%xmm11 \n\t" // load xmm11 = (b30, b31 )
"movapd 7 * 16(%%rbx), %%xmm15 \n\t" // load xmm15 = (b32, b33 )
//
// Compute (c00, c01, c02, c03)
//
"movddup (0+0*4)*8(%%rax), %%xmm0 \n\t" // load xmm0 = (a00, a00)
"mulpd %%xmm0, %%xmm8 \n\t" // (c00,c01) = (b00*a00, b01*a00)
"mulpd %%xmm0, %%xmm12 \n\t" // (c02,c03) = (b02*a00, b03*a00)
//"movaps %%xmm8, (%%rcx) \n\t" // store c00
//"movaps %%xmm12, (%%rdx) \n\t" // store c02
"movlpd %%xmm8, (%%rcx) \n\t" // store c00
"movhpd %%xmm8, (%%rcx,%%rdi) \n\t" // store c01
"movlpd %%xmm12, (%%rdx) \n\t" // store c02
"movhpd %%xmm12, (%%rdx,%%rdi) \n\t" // store c03
"leaq (%%rcx,%%rsi), %%rcx \n\t" // Move %rcx to next row of C
"leaq (%%rdx,%%rsi), %%rdx \n\t" // Move %rdx to next row of C
//
// Compute (c10, c11, c12, c13)
//
"movddup (1+0*4)*8(%%rax), %%xmm0 \n\t" // load xmm0 = (a10, a10)
"movapd %%xmm0, %%xmm4 \n\t" // xmm4 = xmm0
"movddup (1+1*4)*8(%%rax), %%xmm1 \n\t" // load xmm1 = (a11, a11)
"mulpd %%xmm8, %%xmm0 \n\t" // (a10*c00, a10*c01)
"subpd %%xmm0, %%xmm9 \n\t" // (b10-a10*c00, b11-a10*c01)
"mulpd %%xmm12, %%xmm4 \n\t" // (a10*c02, a10*c03)
"subpd %%xmm4, %%xmm13 \n\t" // (b12-a10*c02, b13-a10*c03)
"mulpd %%xmm1, %%xmm9 \n\t" // (c10, c11)
"mulpd %%xmm1, %%xmm13 \n\t" // (c12, c13)
//"movaps %%xmm9, (%%rcx) \n\t" // store c00
//"movaps %%xmm13, (%%rdx) \n\t" // store c02
"movlpd %%xmm9, (%%rcx) \n\t" // store c10
"movhpd %%xmm9, (%%rcx,%%rdi) \n\t" // store c11
"movlpd %%xmm13, (%%rdx) \n\t" // store c12
"movhpd %%xmm13, (%%rdx,%%rdi) \n\t" // store c13
"leaq (%%rcx,%%rsi), %%rcx \n\t" // Move %rcx to next row of C
"leaq (%%rdx,%%rsi), %%rdx \n\t" // Move %rdx to next row of C
//
// Compute (c20, c21, c22, c23)
//
"movddup (2+0*4)*8(%%rax), %%xmm0 \n\t" // load xmm0 = (a20, a20)
"movapd %%xmm0, %%xmm4 \n\t" // xmm4 = xmm0
"movddup (2+1*4)*8(%%rax), %%xmm1 \n\t" // load xmm1 = (a21, a21)
"movapd %%xmm1, %%xmm5 \n\t" // xmm5 = xmm1
"movddup (2+2*4)*8(%%rax), %%xmm2 \n\t" // load xmm2 = (a22, a22)
"mulpd %%xmm8, %%xmm0 \n\t" // (a20*c00, a20*c01)
"subpd %%xmm0, %%xmm10 \n\t" // (b20,b21) -= (a20*c00,a20*c01)
"mulpd %%xmm12, %%xmm4 \n\t" // (a20*c02, a20*c03)
"subpd %%xmm4, %%xmm14 \n\t" // (b22,b23) -= (a20*c02,a20*c03)
"mulpd %%xmm9, %%xmm1 \n\t" // (a21*c10, a21*c11)
"subpd %%xmm1, %%xmm10 \n\t" // (b20,b21) -= (a21*c10,a21*c11)
"mulpd %%xmm13, %%xmm5 \n\t" // (a21*c12, a21*c13)
"subpd %%xmm5, %%xmm14 \n\t" // (b22,b23) -= (a21*c12,a21*c13)
"mulpd %%xmm2, %%xmm10 \n\t" // (c20, c21)
"mulpd %%xmm2, %%xmm14 \n\t" // (c22, c23)
//"movaps %%xmm10, (%%rcx) \n\t" // store c00
//"movaps %%xmm14, (%%rdx) \n\t" // store c02
"movlpd %%xmm10, (%%rcx) \n\t" // store c20
"movhpd %%xmm10, (%%rcx,%%rdi) \n\t" // store c21
"movlpd %%xmm14, (%%rdx) \n\t" // store c22
"movhpd %%xmm14, (%%rdx,%%rdi) \n\t" // store c23
"leaq (%%rcx,%%rsi), %%rcx \n\t" // Move %rcx to next row of C
"leaq (%%rdx,%%rsi), %%rdx \n\t" // Move %rdx to next row of C
//
// Compute (c30, c31, c32, c33)
//
"movddup (3+0*4)*8(%%rax), %%xmm0 \n\t" // load xmm0 = (a30, a30)
"movapd %%xmm0, %%xmm4 \n\t" // xmm4 = xmm0
"movddup (3+1*4)*8(%%rax), %%xmm1 \n\t" // load xmm1 = (a31, a31)
"movapd %%xmm1, %%xmm5 \n\t" // xmm5 = xmm1
"movddup (3+2*4)*8(%%rax), %%xmm2 \n\t" // load xmm2 = (a32, a32)
"movapd %%xmm2, %%xmm6 \n\t" // xmm6 = xmm2
"movddup (3+3*4)*8(%%rax), %%xmm3 \n\t" // load xmm3 = (a33, a33)
"mulpd %%xmm8, %%xmm0 \n\t" // (a30*c00, a30*c01)
"subpd %%xmm0, %%xmm11 \n\t" // (b30,b31) -= (a30*c00,a30*c01)
"mulpd %%xmm12, %%xmm4 \n\t" // (a30*c02, a30*c03)
"subpd %%xmm4, %%xmm15 \n\t" // (b32,b33) -= (a30*c02,a30*c03)
"mulpd %%xmm9, %%xmm1 \n\t" // (a31*c10, a31*c11)
"subpd %%xmm1, %%xmm11 \n\t" // (b30,b31) -= (a31*c10,a31*c11)
"mulpd %%xmm13, %%xmm5 \n\t" // (a31*c12, a31*c13)
"subpd %%xmm5, %%xmm15 \n\t" // (b32,b33) -= (a31*c12,a31*c13)
"mulpd %%xmm10, %%xmm2 \n\t" // (a31*c20, a31*c21)
"subpd %%xmm2, %%xmm11 \n\t" // (b30,b31) -= (a31*c20,a31*c21)
"mulpd %%xmm14, %%xmm6 \n\t" // (a31*c22, a31*c23)
"subpd %%xmm6, %%xmm15 \n\t" // (b32,b33) -= (a31*c22,a31*c23)
"mulpd %%xmm3, %%xmm11 \n\t" // (c30, c31)
"mulpd %%xmm3, %%xmm15 \n\t" // (c32, c33)
//"movaps %%xmm11, (%%rcx) \n\t" // store c00
//"movaps %%xmm15, (%%rdx) \n\t" // store c02
"movlpd %%xmm11, (%%rcx) \n\t" // store c30
"movhpd %%xmm11, (%%rcx,%%rdi) \n\t" // store c31
"movlpd %%xmm15, (%%rdx) \n\t" // store c32
"movhpd %%xmm15, (%%rdx,%%rdi) \n\t" // store c33
: // output
: // input
"m" (A), // 0
"m" (B), // 1
"m" (C), // 2
"m" (incRowC), // 3
"m" (incColC) // 4
: // register clobber list
"rax", "rbx", "rcx", "rdx", "rsi", "rdi",
"xmm0", "xmm1", "xmm2", "xmm3",
"xmm4", "xmm5", "xmm6",
"xmm8", "xmm9", "xmm10", "xmm11",
"xmm12", "xmm13", "xmm14", "xmm15"
);
}
} } // namespace sse, ulmBLAS
#endif // ULMBLAS_IMPL_LEVEL3_UKERNEL_SSE_UTRLSM_TCC 1
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