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8257498: Remove useless skeleton predicates

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Reviewed-by: roland, thartmann
This commit is contained in:
Christian Hagedorn 2021-02-01 09:39:31 +00:00
parent ab727f0a58
commit aec037721c
6 changed files with 85 additions and 35 deletions
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4
src/hotspot/share/opto/compile.cpp
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@ -391,6 +391,9 @@ void Compile::remove_useless_node(Node* dead) {
if (dead->is_expensive()) {
remove_expensive_node(dead);
}
if (dead->Opcode() == Op_Opaque4) {
remove_skeleton_predicate_opaq(dead);
}
if (dead->for_post_loop_opts_igvn()) {
remove_from_post_loop_opts_igvn(dead);
}
@ -566,6 +569,7 @@ Compile::Compile( ciEnv* ci_env, ciMethod* target, int osr_bci,
_intrinsics (comp_arena(), 0, 0, NULL),
_macro_nodes (comp_arena(), 8, 0, NULL),
_predicate_opaqs (comp_arena(), 8, 0, NULL),
_skeleton_predicate_opaqs (comp_arena(), 8, 0, NULL),
_expensive_nodes (comp_arena(), 8, 0, NULL),
_for_post_loop_igvn(comp_arena(), 8, 0, NULL),
_congraph(NULL),