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

test/mjsunit/compiler/osr-sar.js

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-// 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();