From eb5926451a7873a62de7ef02cba9f671bad14b88 Mon Sep 17 00:00:00 2001 From: Richard Biener Date: Wed, 18 Jul 2018 12:57:15 +0000 Subject: [PATCH] re PR target/86557 (missed vectorization with std::vector compared to icc 18) 2018-07-18 Richard Biener PR tree-optimization/86557 * tree-vect-patterns.c (vect_recog_divmod_pattern): Also handle EXACT_DIV_EXPR. From-SVN: r262854 --- gcc/ChangeLog | 6 ++++++ gcc/tree-vect-patterns.c | 4 +++- 2 files changed, 9 insertions(+), 1 deletion(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 9ed75cd6d78..bf1942cdff1 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2018-07-18 Richard Biener + + PR tree-optimization/86557 + * tree-vect-patterns.c (vect_recog_divmod_pattern): Also handle + EXACT_DIV_EXPR. + 2018-07-18 Ilya Leoshkevich * config/s390/s390.c (s390_function_profiler): Generate CFI. diff --git a/gcc/tree-vect-patterns.c b/gcc/tree-vect-patterns.c index 4c22afd2b5f..0f63ccf87bb 100644 --- a/gcc/tree-vect-patterns.c +++ b/gcc/tree-vect-patterns.c @@ -2684,6 +2684,7 @@ vect_recog_divmod_pattern (stmt_vec_info stmt_vinfo, tree *type_out) switch (rhs_code) { case TRUNC_DIV_EXPR: + case EXACT_DIV_EXPR: case TRUNC_MOD_EXPR: break; default: @@ -2730,7 +2731,8 @@ vect_recog_divmod_pattern (stmt_vec_info stmt_vinfo, tree *type_out) cond = build2 (LT_EXPR, boolean_type_node, oprnd0, build_int_cst (itype, 0)); - if (rhs_code == TRUNC_DIV_EXPR) + if (rhs_code == TRUNC_DIV_EXPR + || rhs_code == EXACT_DIV_EXPR) { tree var = vect_recog_temp_ssa_var (itype, NULL); tree shift; -- 2.30.2