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src/hotspot/cpu/sparc/macroAssembler_sparc.cpp

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rev 48562 : [mq]: heap23

*** 3072,3082 **** STOP("assert(top >= start)"); should_not_reach_here(); bind(next); ld_ptr(G2_thread, in_bytes(JavaThread::tlab_top_offset()), t1); ! ld_ptr(G2_thread, in_bytes(JavaThread::tlab_end_offset()), t2); or3(t3, t2, t3); cmp_and_br_short(t1, t2, Assembler::lessEqual, Assembler::pn, next2); STOP("assert(top <= end)"); should_not_reach_here(); --- 3072,3082 ---- STOP("assert(top >= start)"); should_not_reach_here(); bind(next); ld_ptr(G2_thread, in_bytes(JavaThread::tlab_top_offset()), t1); ! ld_ptr(G2_thread, in_bytes(JavaThread::tlab_current_end_offset()), t2); or3(t3, t2, t3); cmp_and_br_short(t1, t2, Assembler::lessEqual, Assembler::pn, next2); STOP("assert(top <= end)"); should_not_reach_here();
*** 3194,3204 **** verify_tlab(); ld_ptr(G2_thread, in_bytes(JavaThread::tlab_top_offset()), obj); // calculate amount of free space ! ld_ptr(G2_thread, in_bytes(JavaThread::tlab_end_offset()), free); sub(free, obj, free); Label done; if (var_size_in_bytes == noreg) { cmp(free, con_size_in_bytes); --- 3194,3204 ---- verify_tlab(); ld_ptr(G2_thread, in_bytes(JavaThread::tlab_top_offset()), obj); // calculate amount of free space ! ld_ptr(G2_thread, in_bytes(JavaThread::tlab_current_end_offset()), free); sub(free, obj, free); Label done; if (var_size_in_bytes == noreg) { cmp(free, con_size_in_bytes);
*** 3246,3256 **** ba(slow_case); delayed()->nop(); } ld_ptr(G2_thread, in_bytes(JavaThread::tlab_top_offset()), top); ! ld_ptr(G2_thread, in_bytes(JavaThread::tlab_end_offset()), t1); ld_ptr(G2_thread, in_bytes(JavaThread::tlab_refill_waste_limit_offset()), t2); // calculate amount of free space sub(t1, top, t1); srl_ptr(t1, LogHeapWordSize, t1); --- 3246,3256 ---- ba(slow_case); delayed()->nop(); } ld_ptr(G2_thread, in_bytes(JavaThread::tlab_top_offset()), top); ! ld_ptr(G2_thread, in_bytes(JavaThread::tlab_current_end_offset()), t1); ld_ptr(G2_thread, in_bytes(JavaThread::tlab_refill_waste_limit_offset()), t2); // calculate amount of free space sub(t1, top, t1); srl_ptr(t1, LogHeapWordSize, t1);
*** 3338,3348 **** bind(ok); } #endif // ASSERT add(top, t1, top); // t1 is tlab_size sub(top, ThreadLocalAllocBuffer::alignment_reserve_in_bytes(), top); ! st_ptr(top, G2_thread, in_bytes(JavaThread::tlab_end_offset())); if (ZeroTLAB) { // This is a fast TLAB refill, therefore the GC is not notified of it. // So compiled code must fill the new TLAB with zeroes. ld_ptr(G2_thread, in_bytes(JavaThread::tlab_start_offset()), t2); --- 3338,3348 ---- bind(ok); } #endif // ASSERT add(top, t1, top); // t1 is tlab_size sub(top, ThreadLocalAllocBuffer::alignment_reserve_in_bytes(), top); ! st_ptr(top, G2_thread, in_bytes(JavaThread::tlab_current_end_offset())); if (ZeroTLAB) { // This is a fast TLAB refill, therefore the GC is not notified of it. // So compiled code must fill the new TLAB with zeroes. ld_ptr(G2_thread, in_bytes(JavaThread::tlab_start_offset()), t2);
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