Merge pull request #4 from ysh329/patch-1

Update MMult_4x4_7.c. Fixed by Shuai Yuan (Github ID: ysh329).

Author: Jianyu Huang

src/MMult_4x4_7.c

@@ -70,11 +70,6 @@ void AddDot4x4( int k, double *a, int lda, double *b, int ldb, double *c, int l
  double 
  /* Point to the current elements in the four columns of B */
  *b_p0_pntr, *b_p1_pntr, *b_p2_pntr, *b_p3_pntr; 
- 
- b_p0_pntr = &B( 0, 0 );
- b_p1_pntr = &B( 0, 1 );
- b_p2_pntr = &B( 0, 2 );
- b_p3_pntr = &B( 0, 3 );
 
  c_00_reg = 0.0; c_01_reg = 0.0; c_02_reg = 0.0; c_03_reg = 0.0;
  c_10_reg = 0.0; c_11_reg = 0.0; c_12_reg = 0.0; c_13_reg = 0.0;
@@ -86,6 +81,11 @@ void AddDot4x4( int k, double *a, int lda, double *b, int ldb, double *c, int l
  a_1p_reg = A( 1, p );
  a_2p_reg = A( 2, p );
  a_3p_reg = A( 3, p );
+ 
+ b_p0_pntr = &B( p, 0 );
+ b_p1_pntr = &B( p, 1 );
+ b_p2_pntr = &B( p, 2 );
+ b_p3_pntr = &B( p, 3 ); 
 
  /* First row */
  c_00_reg += a_0p_reg * *b_p0_pntr;