| Index: test/mjsunit/codegen_coverage.js
|
| ===================================================================
|
| --- test/mjsunit/codegen_coverage.js (revision 2093)
|
| +++ test/mjsunit/codegen_coverage.js (working copy)
|
| @@ -1,91 +0,0 @@
|
| -// Copyright 2009 the V8 project authors. All rights reserved.
|
| -// Redistribution and use in source and binary forms, with or without
|
| -// modification, are permitted provided that the following conditions are
|
| -// met:
|
| -//
|
| -// * Redistributions of source code must retain the above copyright
|
| -// notice, this list of conditions and the following disclaimer.
|
| -// * Redistributions in binary form must reproduce the above
|
| -// copyright notice, this list of conditions and the following
|
| -// disclaimer in the documentation and/or other materials provided
|
| -// with the distribution.
|
| -// * Neither the name of Google Inc. nor the names of its
|
| -// contributors may be used to endorse or promote products derived
|
| -// from this software without specific prior written permission.
|
| -//
|
| -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
| -// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
| -// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
| -// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
| -// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
| -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
| -// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
| -// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
| -// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
| -// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
| -// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
| -
|
| -// Test the paths in the code generator where values in specific
|
| -// registers get moved around so that the shift operation can use
|
| -// register ECX on ia32 for the shift amount. Other codegen coverage
|
| -// tests should go here too.
|
| -
|
| -
|
| -
|
| -function identity(x) {
|
| - return x;
|
| -}
|
| -
|
| -function cover_codegen_paths() {
|
| - var x = 1;
|
| - var a; // Register EAX
|
| - var b; // Register EBX
|
| - var c; // Register ECX
|
| - var d; // Register EDX
|
| - // Register ESI is already used.
|
| - var di; // Register EDI
|
| -
|
| - while (x == 1) {
|
| - x = identity(1);
|
| - a = x + 1;
|
| - c = x + 1;
|
| - d = x + 1;
|
| - b = x + 1;
|
| - di = x + 1;
|
| - // Locals are in the corresponding registers here.
|
| - assertEquals(c << a, 8);
|
| -
|
| - x = identity(1);
|
| - a = x + 1;
|
| - c = x + 1;
|
| - d = x + 1;
|
| - b = x + 1;
|
| - di = x + 1;
|
| - // Locals are in the corresponding registers here.
|
| - assertEquals(a << c, 8);
|
| -
|
| - x = identity(1);
|
| - a = x + 1;
|
| - c = x + 1;
|
| - d = x + 1;
|
| - b = x + 1;
|
| - di = x + 1;
|
| - // Locals are in the corresponding registers here.
|
| - c = 0; // Free register ecx.
|
| - assertEquals(a << d, 8);
|
| -
|
| - x = identity(1);
|
| - a = x + 1;
|
| - c = x + 1;
|
| - d = x + 1;
|
| - b = x + 1;
|
| - di = x + 1;
|
| - // Locals are in the corresponding registers here.
|
| - b = 0; // Free register ebx.
|
| - assertEquals(a << d, 8);
|
| -
|
| - x = 3;
|
| - }
|
| -}
|
| -
|
| -cover_codegen_paths();
|
|
|
|
|