304 "lp64_product means flag is always constant in 32 bit VM") \ |
304 "lp64_product means flag is always constant in 32 bit VM") \ |
305 \ |
305 \ |
306 lp64_product(bool, CheckCompressedOops, trueInDebug, \ |
306 lp64_product(bool, CheckCompressedOops, trueInDebug, \ |
307 "generate checks in encoding/decoding code") \ |
307 "generate checks in encoding/decoding code") \ |
308 \ |
308 \ |
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309 product(bool, UseImplicitNullCheckForNarrowOop, true, \ |
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310 "generate implicit null check in indexed addressing mode.") \ |
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311 \ |
309 /* UseMembar is theoretically a temp flag used for memory barrier \ |
312 /* UseMembar is theoretically a temp flag used for memory barrier \ |
310 * removal testing. It was supposed to be removed before FCS but has \ |
313 * removal testing. It was supposed to be removed before FCS but has \ |
311 * been re-added (see 6401008) */ \ |
314 * been re-added (see 6401008) */ \ |
312 product(bool, UseMembar, false, \ |
315 product(bool, UseMembar, false, \ |
313 "(Unstable) Issues membars on thread state transitions") \ |
316 "(Unstable) Issues membars on thread state transitions") \ |