Commit 5100a009 authored by Jaroslav Sevcik's avatar Jaroslav Sevcik Committed by Commit Bot

[turbofan] Reland^3 "Polymorphic inlining - try merge map check dispatch with...

[turbofan] Reland^3 "Polymorphic inlining - try merge map check dispatch with function call dispatch."

This reverts commit ae28e0cf.

Bug: chromium:758096
Change-Id: I6541bd1ba46cd5dfb942ed3f3d382e047fb1f3e6
Reviewed-on: https://chromium-review.googlesource.com/657401Reviewed-by: 's avatarBenedikt Meurer <bmeurer@chromium.org>
Commit-Queue: Jaroslav Sevcik <jarin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#47934}
parent 0b491c89
This diff is collapsed.
...@@ -64,6 +64,17 @@ class JSInliningHeuristic final : public AdvancedReducer { ...@@ -64,6 +64,17 @@ class JSInliningHeuristic final : public AdvancedReducer {
// Dumps candidates to console. // Dumps candidates to console.
void PrintCandidates(); void PrintCandidates();
Reduction InlineCandidate(Candidate const& candidate, bool force_inline); Reduction InlineCandidate(Candidate const& candidate, bool force_inline);
void CreateOrReuseDispatch(Node* node, Node* callee,
Candidate const& candidate, Node** if_successes,
Node** calls, Node** inputs, int input_count);
bool TryReuseDispatch(Node* node, Node* callee, Candidate const& candidate,
Node** if_successes, Node** calls, Node** inputs,
int input_count);
enum StateCloneMode { kCloneState, kChangeInPlace };
Node* DuplicateFrameStateAndRename(Node* frame_state, Node* from, Node* to,
StateCloneMode mode);
Node* DuplicateStateValuesAndRename(Node* state_values, Node* from, Node* to,
StateCloneMode mode);
CommonOperatorBuilder* common() const; CommonOperatorBuilder* common() const;
Graph* graph() const; Graph* graph() const;
......
// Copyright 2017 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --allow-natives-syntax
(function() {
var x = 1;
x.__proto__.f = function() { return 1; }
function g() {}
g.prototype.f = function() { return 3; };
var y = new g();
function f(obj) {
return obj.f();
}
f(x);
f(y);
f(x);
f(y);
%OptimizeFunctionOnNextCall(f);
assertEquals(1, f(x));
assertEquals(3, f(y));
})();
(function() {
function f() { return 1; }
function g() { return 2; }
var global;
function h(s) {
var fg;
var a = 0;
if (s) {
global = 0;
a = 1;
fg = f;
} else {
global = 1
fg = g;
}
return fg() + a;
}
h(0);
h(0);
h(1);
h(1);
%OptimizeFunctionOnNextCall(h);
assertEquals(2, h(0));
})();
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