X-Git-Url: http://git.osdn.net/view?p=bytom%2Fvapor.git;a=blobdiff_plain;f=vendor%2Fgonum.org%2Fv1%2Fgonum%2Finternal%2Fasm%2Ff32%2Fdotunitary_amd64.s;fp=vendor%2Fgonum.org%2Fv1%2Fgonum%2Finternal%2Fasm%2Ff32%2Fdotunitary_amd64.s;h=0000000000000000000000000000000000000000;hp=581a8f4cd51546193a2a40ef0af530212b1cbd48;hb=54373c1a3efe0e373ec1605840a4363e4b246c46;hpb=ee01d543fdfe1fd0a4d548965c66f7923ea7b062

diff --git a/vendor/gonum.org/v1/gonum/internal/asm/f32/dotunitary_amd64.s b/vendor/gonum.org/v1/gonum/internal/asm/f32/dotunitary_amd64.s
deleted file mode 100644
index 581a8f4c..00000000
--- a/vendor/gonum.org/v1/gonum/internal/asm/f32/dotunitary_amd64.s
+++ /dev/null
@@ -1,106 +0,0 @@
-// Copyright ©2017 The Gonum Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-//+build !noasm,!appengine
-
-#include "textflag.h"
-
-#define HADDPS_SUM_SUM    LONG $0xC07C0FF2 // @ HADDPS X0, X0
-
-#define X_PTR SI
-#define Y_PTR DI
-#define LEN CX
-#define TAIL BX
-#define IDX AX
-#define SUM X0
-#define P_SUM X1
-
-// func DotUnitary(x, y []float32) (sum float32)
-TEXT ·DotUnitary(SB), NOSPLIT, $0
-	MOVQ    x_base+0(FP), X_PTR  // X_PTR = &x
-	MOVQ    y_base+24(FP), Y_PTR // Y_PTR = &y
-	PXOR    SUM, SUM             // SUM = 0
-	MOVQ    x_len+8(FP), LEN     // LEN = min( len(x), len(y) )
-	CMPQ    y_len+32(FP), LEN
-	CMOVQLE y_len+32(FP), LEN
-	CMPQ    LEN, $0
-	JE      dot_end
-
-	XORQ IDX, IDX
-	MOVQ Y_PTR, DX
-	ANDQ $0xF, DX    // Align on 16-byte boundary for MULPS
-	JZ   dot_no_trim // if DX == 0 { goto dot_no_trim }
-	SUBQ $16, DX
-
-dot_align: // Trim first value(s) in unaligned buffer  do {
-	MOVSS (X_PTR)(IDX*4), X2 // X2 = x[i]
-	MULSS (Y_PTR)(IDX*4), X2 // X2 *= y[i]
-	ADDSS X2, SUM            // SUM += X2
-	INCQ  IDX                // IDX++
-	DECQ  LEN
-	JZ    dot_end            // if --TAIL == 0 { return }
-	ADDQ  $4, DX
-	JNZ   dot_align          // } while --DX > 0
-
-dot_no_trim:
-	PXOR P_SUM, P_SUM    // P_SUM = 0  for pipelining
-	MOVQ LEN, TAIL
-	ANDQ $0xF, TAIL      // TAIL = LEN % 16
-	SHRQ $4, LEN         // LEN = floor( LEN / 16 )
-	JZ   dot_tail4_start // if LEN == 0 { goto dot_tail4_start }
-
-dot_loop: // Loop unrolled 16x  do {
-	MOVUPS (X_PTR)(IDX*4), X2   // X_i = x[i:i+1]
-	MOVUPS 16(X_PTR)(IDX*4), X3
-	MOVUPS 32(X_PTR)(IDX*4), X4
-	MOVUPS 48(X_PTR)(IDX*4), X5
-
-	MULPS (Y_PTR)(IDX*4), X2   // X_i *= y[i:i+1]
-	MULPS 16(Y_PTR)(IDX*4), X3
-	MULPS 32(Y_PTR)(IDX*4), X4
-	MULPS 48(Y_PTR)(IDX*4), X5
-
-	ADDPS X2, SUM   // SUM += X_i
-	ADDPS X3, P_SUM
-	ADDPS X4, SUM
-	ADDPS X5, P_SUM
-
-	ADDQ $16, IDX // IDX += 16
-	DECQ LEN
-	JNZ  dot_loop // } while --LEN > 0
-
-	ADDPS P_SUM, SUM // SUM += P_SUM
-	CMPQ  TAIL, $0   // if TAIL == 0 { return }
-	JE    dot_end
-
-dot_tail4_start: // Reset loop counter for 4-wide tail loop
-	MOVQ TAIL, LEN      // LEN = floor( TAIL / 4 )
-	SHRQ $2, LEN
-	JZ   dot_tail_start // if LEN == 0 { goto dot_tail_start }
-
-dot_tail4_loop: // Loop unrolled 4x  do {
-	MOVUPS (X_PTR)(IDX*4), X2 // X_i = x[i:i+1]
-	MULPS  (Y_PTR)(IDX*4), X2 // X_i *= y[i:i+1]
-	ADDPS  X2, SUM            // SUM += X_i
-	ADDQ   $4, IDX            // i += 4
-	DECQ   LEN
-	JNZ    dot_tail4_loop     // } while --LEN > 0
-
-dot_tail_start: // Reset loop counter for 1-wide tail loop
-	ANDQ $3, TAIL // TAIL = TAIL % 4
-	JZ   dot_end  // if TAIL == 0 { return }
-
-dot_tail: // do {
-	MOVSS (X_PTR)(IDX*4), X2 // X2 = x[i]
-	MULSS (Y_PTR)(IDX*4), X2 // X2 *= y[i]
-	ADDSS X2, SUM            // psum += X2
-	INCQ  IDX                // IDX++
-	DECQ  TAIL
-	JNZ   dot_tail           // } while --TAIL > 0
-
-dot_end:
-	HADDPS_SUM_SUM        // SUM = \sum{ SUM[i] }
-	HADDPS_SUM_SUM
-	MOVSS SUM, sum+48(FP) // return SUM
-	RET