Generate a custom OSR entrypoint for OSR compiles on all platforms, and transition to optimized cod…

test/mjsunit/compiler/osr-sar.js

Index: test/mjsunit/compiler/osr-sar.js
diff --git a/test/mjsunit/regress/regress-crbug-145961.js b/test/mjsunit/compiler/osr-sar.js
similarity index 83%
copy from test/mjsunit/regress/regress-crbug-145961.js
copy to test/mjsunit/compiler/osr-sar.js
index eb88945e0f9cd814b26787e31ccf5e065acbbf58..fd68b98a45be2eb5652c4d5873432fedbe0b0710 100644
--- a/test/mjsunit/regress/regress-crbug-145961.js
+++ b/test/mjsunit/compiler/osr-sar.js
@@ -25,15 +25,25 @@
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-// This test causes the operands to be passed in as Integer32 registers.
 // Flags: --allow-natives-syntax
+
 function test() {
-  var a = new Int32Array(2);
-  var x = a[0];
-  return Math.min(x, x);
+  // Loop to force OSR.
+  var j = 0;
+  for (var i = 0; i < 80000; i++) {
+    j++;
+  }
+
+  function SarShr(val) {
+    return val >> (-2 >>> 0);
+  }
+
+  var K3 = 0x80000000;
+  assertEquals(-2, SarShr(K3 | 0));
+  assertEquals(-2, SarShr(K3 | 0));
+  %OptimizeFunctionOnNextCall(SarShr);
+  assertEquals(-2, SarShr(K3 | 0));
 }
 
-assertEquals(0, test());
-assertEquals(0, test());
-%OptimizeFunctionOnNextCall(test);
-assertEquals(0, test());
+test();
+//test();