9678c5320d
Moving a register to itself is not only unnecessary overhead, it also breaks invariants in the StackTransferRecipe. R=ahaas@chromium.org Bug: v8:6600, chromium:793551 Change-Id: I659fd66b4f2d4564c437ed9fb048322af4299d97 Reviewed-on: https://chromium-review.googlesource.com/819231 Reviewed-by: Clemens Hammacher <clemensh@chromium.org> Reviewed-by: Andreas Haas <ahaas@chromium.org> Commit-Queue: Clemens Hammacher <clemensh@chromium.org> Cr-Commit-Position: refs/heads/master@{#49992}
21 lines
670 B
JavaScript
21 lines
670 B
JavaScript
// Copyright 2017 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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load('test/mjsunit/wasm/wasm-constants.js');
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load('test/mjsunit/wasm/wasm-module-builder.js');
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const builder = new WasmModuleBuilder();
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builder.addFunction('test', kSig_i_i)
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.addBody([
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// body:
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kExprGetLocal, 0, // get_local 0
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kExprGetLocal, 0, // get_local 0
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kExprLoop, kWasmStmt, // loop
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kExprBr, 0, // br depth=0
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kExprEnd, // end
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kExprUnreachable, // unreachable
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])
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.exportFunc();
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builder.instantiate();
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