* genopinit.c (vec_shl_optab, vec_shr_optab): Initialize new optabs.

        (reduc_plus_optab): Removed.  Replcaed with...
        (reduc_splus_optab, reduc_uplus_optab): Initialize new optabs.
        * optabs.c (optab_for_tree_code): Return reduc_splus_optab or
        reduc_uplus_optab instead of reduc_plus_optab.
        (expand_vec_shift_expr): New function.
        (init_optabs): Initialize new optabs. Remove initialization of
        reduc_plus_optab.
        (optab_for_tree_code): Return vec_shl_optab/vec_shr_optab
        for VEC_LSHIFT_EXPR/VEC_RSHIFT_EXPR.
        * optabs.h (OTI_reduc_plus): Removed. Replaced with...
        (OTI_reduc_splus, OTI_reduc_uplus): New.
        (reduc_plus_optab): Removed.  Replcaed with...
        (reduc_splus_optab, reduc_uplus_optab): New optabs.
        (vec_shl_optab, vec_shr_optab): New optabs.
        (expand_vec_shift_expr): New function declaration.

        * tree.def (VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR): New tree-codes.
        * tree-inline.c (estimate_num_insns_1): Handle new tree-codes.
        * expr.c (expand_expr_real_1): Handle new tree-codes.
        * tree-pretty-print.c (dump_generic_node, op_symbol, op_prio): Likewise.
        * tree-vect-generic.c (expand_vector_operations_1): Add assert.

        * tree-vect-transform.c (vect_create_epilog_for_reduction): Add two
        alternatives for generating reduction epilog code.
        (vectorizable_reduction): Don't fail of direct reduction support is
        not available.
        (vectorizable_target_reduction_pattern): Likewise.

        * config/rs6000/altivec.md (reduc_smax_v4si, reduc_smax_v4sf,
        reduc_umax_v4si, reduc_smin_v4si, reduc_smin_v4sf, reduc_umin_v4si,
        reduc_plus_v4si, reduc_plus_v4sf): Removed.
        (vec_shl_<mode>, vec_shr_<mode>, altivec_vsumsws_nomode,
        reduc_splus_<mode>, reduc_uplus_v16qi): New.


git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@101231 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 7 insertions, 0 deletions

diff --git a/gcc/expr.c b/gcc/expr.c
index 0f9b1d2965c..573ec5edabb 100644
--- a/gcc/expr.c
+++ b/gcc/expr.c
@@ -8367,6 +8367,13 @@ expand_expr_real_1 (tree exp, rtx target, enum machine_mode tmode,
         return temp;
       }
 
+    case VEC_LSHIFT_EXPR:
+    case VEC_RSHIFT_EXPR:
+      {
+	target = expand_vec_shift_expr (exp, target);
+	return target;
+      }
+
     default:
       return lang_hooks.expand_expr (exp, original_target, tmode,
 				     modifier, alt_rtl);