From 79d652a570805345efea0ee370c0f7f07eada78c Mon Sep 17 00:00:00 2001 From: Cong Hou Date: Tue, 24 Jun 2014 22:58:43 -0400 Subject: tree-vect-patterns.c (vect_recog_sad_pattern): New function for SAD pattern recognition. 2014-06-24 Cong Hou * tree-vect-patterns.c (vect_recog_sad_pattern): New function for SAD pattern recognition. (type_conversion_p): PROMOTION is true if it's a type promotion conversion, and false otherwise. Return true if the given expression is a type conversion one. * tree-vectorizer.h: Adjust the number of patterns. * tree.def: Add SAD_EXPR. * optabs.def: Add sad_optab. * cfgexpand.c (expand_debug_expr): Add SAD_EXPR case. * expr.c (expand_expr_real_2): Likewise. * gimple-pretty-print.c (dump_ternary_rhs): Likewise. * gimple.c (get_gimple_rhs_num_ops): Likewise. * optabs.c (optab_for_tree_code): Likewise. * tree-cfg.c (estimate_operator_cost): Likewise. * tree-ssa-operands.c (get_expr_operands): Likewise. * tree-vect-loop.c (get_initial_def_for_reduction): Likewise. * config/i386/sse.md: Add SSE2 and AVX2 expand for SAD. * doc/generic.texi: Add document for SAD_EXPR. * doc/md.texi: Add document for ssad and usad. 2014-06-24 Cong Hou * gcc.dg/vect/vect-reduc-sad.c: New. * lib/target-supports.exp (check_effective_target_vect_usad_char): New. From-SVN: r211966 --- gcc/expr.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'gcc/expr.c') diff --git a/gcc/expr.c b/gcc/expr.c index 512c024..4d2163f 100644 --- a/gcc/expr.c +++ b/gcc/expr.c @@ -9110,6 +9110,20 @@ expand_expr_real_2 (sepops ops, rtx target, enum machine_mode tmode, return target; } + case SAD_EXPR: + { + tree oprnd0 = treeop0; + tree oprnd1 = treeop1; + tree oprnd2 = treeop2; + rtx op2; + + expand_operands (oprnd0, oprnd1, NULL_RTX, &op0, &op1, EXPAND_NORMAL); + op2 = expand_normal (oprnd2); + target = expand_widen_pattern_expr (ops, op0, op1, op2, + target, unsignedp); + return target; + } + case REALIGN_LOAD_EXPR: { tree oprnd0 = treeop0; -- cgit v1.1