diff options
Diffstat (limited to 'gcc/optabs-tree.c')
| -rw-r--r-- | gcc/optabs-tree.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/gcc/optabs-tree.c b/gcc/optabs-tree.c index 95ffe39..eeb5aee 100644 --- a/gcc/optabs-tree.c +++ b/gcc/optabs-tree.c @@ -127,7 +127,12 @@ optab_for_tree_code (enum tree_code code, const_tree type, return TYPE_UNSIGNED (type) ? usum_widen_optab : ssum_widen_optab; case DOT_PROD_EXPR: - return TYPE_UNSIGNED (type) ? udot_prod_optab : sdot_prod_optab; + { + if (subtype == optab_vector_mixed_sign) + return usdot_prod_optab; + + return (TYPE_UNSIGNED (type) ? udot_prod_optab : sdot_prod_optab); + } case SAD_EXPR: return TYPE_UNSIGNED (type) ? usad_optab : ssad_optab; |