From 57c028acbec4f7b594e6b024e02d6c799b51e03d Mon Sep 17 00:00:00 2001 From: Richard Biener Date: Mon, 20 Nov 2023 11:12:43 +0100 Subject: tree-optimization/112618 - unused .MASK_CALL We have to make sure to remove unused .MASK_CALL internal function calls after vectorization. PR tree-optimization/112618 * tree-vect-loop.cc (vect_transform_loop_stmt): For not relevant and unused .MASK_CALL make sure we remove the scalar stmt. * gcc.dg/pr112618.c: New testcase. --- gcc/tree-vect-loop.cc | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) (limited to 'gcc/tree-vect-loop.cc') diff --git a/gcc/tree-vect-loop.cc b/gcc/tree-vect-loop.cc index b7675d8..58679e91 100644 --- a/gcc/tree-vect-loop.cc +++ b/gcc/tree-vect-loop.cc @@ -11361,7 +11361,16 @@ vect_transform_loop_stmt (loop_vec_info loop_vinfo, stmt_vec_info stmt_info, if (!STMT_VINFO_RELEVANT_P (stmt_info) && !STMT_VINFO_LIVE_P (stmt_info)) - return false; + { + if (is_gimple_call (stmt_info->stmt) + && gimple_call_internal_p (stmt_info->stmt, IFN_MASK_CALL)) + { + gcc_assert (!gimple_call_lhs (stmt_info->stmt)); + *seen_store = stmt_info; + return false; + } + return false; + } if (STMT_VINFO_VECTYPE (stmt_info)) { -- cgit v1.1