From 2795c84a46d65e5a4bbb548438da597c5863cad9 Mon Sep 17 00:00:00 2001 From: Jeff Law Date: Thu, 8 Oct 2015 23:09:56 -0600 Subject: [PATCH] [PATCH] [5/n] Fix minor SSA_NAME leaks * value-prof.c (gimple_ic): Add missing calls to unlink_stmt_vdef and release_ssa_name in two places. (gimple_stringop_fixed_value): Similarly. From-SVN: r228632 --- gcc/ChangeLog | 4 ++++ gcc/value-prof.c | 15 +++++++++++++++ 2 files changed, 19 insertions(+) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 8ba160389a5..a1b9d1ba489 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -5,6 +5,10 @@ 2015-10-08 Jeff Law + * value-prof.c (gimple_ic): Add missing calls to unlink_stmt_vdef + and release_ssa_name in two places. + (gimple_stringop_fixed_value): Similarly. + * tree-ssa-loop-im.c (rewrite_bittest): Add missing call to release_defs. diff --git a/gcc/value-prof.c b/gcc/value-prof.c index 90211ef3795..ddf12159697 100644 --- a/gcc/value-prof.c +++ b/gcc/value-prof.c @@ -1384,6 +1384,11 @@ gimple_ic (gcall *icall_stmt, struct cgraph_node *direct_call, cond_stmt = gimple_build_cond (EQ_EXPR, tmp1, tmp0, NULL_TREE, NULL_TREE); gsi_insert_before (&gsi, cond_stmt, GSI_SAME_STMT); + if (TREE_CODE (gimple_vdef (icall_stmt)) == SSA_NAME) + { + unlink_stmt_vdef (icall_stmt); + release_ssa_name (gimple_vdef (icall_stmt)); + } gimple_set_vdef (icall_stmt, NULL_TREE); gimple_set_vuse (icall_stmt, NULL_TREE); update_stmt (icall_stmt); @@ -1472,6 +1477,11 @@ gimple_ic (gcall *icall_stmt, struct cgraph_node *direct_call, { gimple *copy; + if (TREE_CODE (gimple_vdef (iretbnd_stmt)) == SSA_NAME) + { + unlink_stmt_vdef (iretbnd_stmt); + release_ssa_name (gimple_vdef (iretbnd_stmt)); + } gimple_set_vdef (iretbnd_stmt, NULL_TREE); gimple_set_vuse (iretbnd_stmt, NULL_TREE); update_stmt (iretbnd_stmt); @@ -1698,6 +1708,11 @@ gimple_stringop_fixed_value (gcall *vcall_stmt, tree icall_size, int prob, cond_stmt = gimple_build_cond (EQ_EXPR, tmp1, tmp0, NULL_TREE, NULL_TREE); gsi_insert_before (&gsi, cond_stmt, GSI_SAME_STMT); + if (TREE_CODE (gimple_vdef (vcall_stmt)) == SSA_NAME) + { + unlink_stmt_vdef (vcall_stmt); + release_ssa_name (gimple_vdef (vcall_stmt)); + } gimple_set_vdef (vcall_stmt, NULL); gimple_set_vuse (vcall_stmt, NULL); update_stmt (vcall_stmt); -- 2.30.2