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comparison src/share/vm/graal/graalCompiler.cpp @ 7115:1c76a458616e

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simplified TLAB allocation (don't use + and -)
author Lukas Stadler <lukas.stadler@jku.at>
date Fri, 30 Nov 2012 12:08:38 +0100
parents eec7173947a1
children 1baf7f1e3f23
comparison
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7114:acfca8c77dd2 7115:1c76a458616e
47 47
48 ThreadToNativeFromVM trans(JavaThread::current()); 48 ThreadToNativeFromVM trans(JavaThread::current());
49 JavaThread* THREAD = JavaThread::current(); 49 JavaThread* THREAD = JavaThread::current();
50 TRACE_graal_1("GraalCompiler::initialize"); 50 TRACE_graal_1("GraalCompiler::initialize");
51 51
52 unsigned long heap_end = (long) Universe::heap()->reserved_region().end();
53 unsigned long allocation_end = heap_end + 16l * 1024 * 1024 * 1024;
54 guarantee(heap_end < allocation_end, "heap end too close to end of address space (might lead to erroneous TLAB allocations)");
55 NOT_LP64(error("check TLAB allocation code for address space conflicts"));
56
52 _deopted_leaf_graph_count = 0; 57 _deopted_leaf_graph_count = 0;
53 58
54 initialize_buffer_blob(); 59 initialize_buffer_blob();
55 Runtime1::initialize(THREAD->get_buffer_blob()); 60 Runtime1::initialize(THREAD->get_buffer_blob());
56 61