Mercurial > hg > truffle
view graal/com.oracle.graal.truffle.test/sl/TestIsCompilationConstant1.sl @ 21787:2766fee1809a
Use the fact that a range checked array index is not negative to avoid sign-extension of the index register.
author | Roland Schatz <roland.schatz@oracle.com> |
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date | Mon, 08 Jun 2015 19:32:59 +0200 |
parents | 2834b4432586 |
children |
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function testConstantValue1() { return isCompilationConstant(42); } function testConstantValue2() { return isCompilationConstant(21 + 21); } function testConstantSequence() { 40; return isCompilationConstant(42); } function testConstantLocalVariable() { x = 42; return isCompilationConstant(x); } function testNonConstantAdd() { return isCompilationConstant(42 + "42"); } function main() { callFunctionsWith("testConstant", harnessTrue); callFunctionsWith("testNonConstant", harnessFalse); } function harnessTrue(testFunction) { callUntilOptimized(testFunction); assertTrue(testFunction(), "test function " + testFunction + " is not constant"); } function harnessFalse(testFunction) { callUntilOptimized(testFunction); assertFalse(testFunction(), "test function " + testFunction + " is constant"); }