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Merge pull request #2758 from martin-frbg/undef_shift 

Fix GCC ubsan warnings in x86_64 complex dot and gemv_t kernels
tags/v0.3.11^2
Martin Kroeker GitHub 5 years ago
parent
4847bfdddd 81dcfdcf39
commit
cd60080d4a
No known key found for this signature in database GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 10 additions and 10 deletions
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  1. +2
    -2
      kernel/x86_64/cdot.c
  2. +3
    -3
      kernel/x86_64/cgemv_t_4.c
  3. +2
    -2
      kernel/x86_64/zdot.c
  4. +3
    -3
      kernel/x86_64/zgemv_t_4.c

+ 2
- 2
kernel/x86_64/cdot.c View File

@@ -141,8 +141,8 @@ OPENBLAS_COMPLEX_FLOAT CNAME(BLASLONG n, FLOAT *x, BLASLONG inc_x, FLOAT *y, BLA
i=0;
ix=0;
iy=0;
inc_x <<= 1;
inc_y <<= 1;
inc_x *= 2;
inc_y *= 2;
while(i < n)
{



+ 3
- 3
kernel/x86_64/cgemv_t_4.c View File

@@ -233,9 +233,9 @@ int CNAME(BLASLONG m, BLASLONG n, BLASLONG dummy1, FLOAT alpha_r, FLOAT alpha_i,
if ( m < 1 ) return(0);
if ( n < 1 ) return(0);

inc_x <<= 1;
inc_y <<= 1;
lda <<= 1;
inc_x *= 2;
inc_y *= 2;
lda *= 2;
lda4 = lda << 2;

xbuffer = buffer;


+ 2
- 2
kernel/x86_64/zdot.c View File

@@ -140,8 +140,8 @@ static void zdot_compute (BLASLONG n, FLOAT *x, BLASLONG inc_x, FLOAT *y, BLASLO
i=0;
ix=0;
iy=0;
inc_x <<= 1;
inc_y <<= 1;
inc_x *= 2;
inc_y *= 2;
while(i < n)
{



+ 3
- 3
kernel/x86_64/zgemv_t_4.c View File

@@ -235,9 +235,9 @@ int CNAME(BLASLONG m, BLASLONG n, BLASLONG dummy1, FLOAT alpha_r, FLOAT alpha_i,
if ( m < 1 ) return(0);
if ( n < 1 ) return(0);

inc_x <<= 1;
inc_y <<= 1;
lda <<= 1;
inc_x *= 2;
inc_y *= 2;
lda <<= 1;
lda4 = lda << 2;

xbuffer = buffer;


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