Merge pull request #201 from Bytom/v0.1

[bytom/vapor.git] / vendor / gonum.org / v1 / gonum / internal / asm / f64 / addconst_amd64.s

diff --git a/vendor/gonum.org/v1/gonum/internal/asm/f64/addconst_amd64.s b/vendor/gonum.org/v1/gonum/internal/asm/f64/addconst_amd64.s
deleted file mode 100644 (file)
index 44b9723..0000000
--- a/vendor/gonum.org/v1/gonum/internal/asm/f64/addconst_amd64.s
+++ /dev/null
@@ -1,53 +0,0 @@
-// Copyright ©2016 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"
-
-// func Addconst(alpha float64, x []float64)
-TEXT ·AddConst(SB), NOSPLIT, $0
-       MOVQ   x_base+8(FP), SI // SI = &x
-       MOVQ   x_len+16(FP), CX // CX = len(x)
-       CMPQ   CX, $0           // if len(x) == 0 { return }
-       JE     ac_end
-       MOVSD  alpha+0(FP), X4  // X4 = { a, a }
-       SHUFPD $0, X4, X4
-       MOVUPS X4, X5           // X5 = X4
-       XORQ   AX, AX           // i = 0
-       MOVQ   CX, BX
-       ANDQ   $7, BX           // BX = len(x) % 8
-       SHRQ   $3, CX           // CX = floor( len(x) / 8 )
-       JZ     ac_tail_start    // if CX == 0 { goto ac_tail_start }
-
-ac_loop: // Loop unrolled 8x   do {
-       MOVUPS (SI)(AX*8), X0   // X_i = s[i:i+1]
-       MOVUPS 16(SI)(AX*8), X1
-       MOVUPS 32(SI)(AX*8), X2
-       MOVUPS 48(SI)(AX*8), X3
-       ADDPD  X4, X0           // X_i += a
-       ADDPD  X5, X1
-       ADDPD  X4, X2
-       ADDPD  X5, X3
-       MOVUPS X0, (SI)(AX*8)   // s[i:i+1] = X_i
-       MOVUPS X1, 16(SI)(AX*8)
-       MOVUPS X2, 32(SI)(AX*8)
-       MOVUPS X3, 48(SI)(AX*8)
-       ADDQ   $8, AX           // i += 8
-       LOOP   ac_loop          // } while --CX > 0
-       CMPQ   BX, $0           // if BX == 0 { return }
-       JE     ac_end
-
-ac_tail_start: // Reset loop counters
-       MOVQ BX, CX // Loop counter: CX = BX
-
-ac_tail: // do {
-       MOVSD (SI)(AX*8), X0 // X0 = s[i]
-       ADDSD X4, X0         // X0 += a
-       MOVSD X0, (SI)(AX*8) // s[i] = X0
-       INCQ  AX             // ++i
-       LOOP  ac_tail        // } while --CX > 0
-
-ac_end:
-       RET