mirror of git://gcc.gnu.org/git/gcc.git
74 lines
1.7 KiB
D
74 lines
1.7 KiB
D
import core.thread, core.memory, core.atomic;
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// test init
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shared uint gctor, gdtor, tctor, tdtor;
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shared static this() { if (atomicOp!"+="(gctor, 1) != 1) assert(0); }
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shared static ~this() { if (atomicOp!"+="(gdtor, 1) != 1) assert(0); }
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static this() { atomicOp!"+="(tctor, 1); }
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static ~this() { atomicOp!"+="(tdtor, 1); }
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// test GC
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__gshared Object root;
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void alloc() { root = new Object(); }
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void access() { assert(root.toString() !is null); } // vtbl call will fail if finalized
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void free() { root = null; }
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Object tls_root;
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void tls_alloc() { tls_root = new Object(); }
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void tls_access() { assert(tls_root.toString() !is null); } // vtbl call will fail if finalized
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void tls_free() { tls_root = null; }
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void stack(alias func)()
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{
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// allocate some extra stack space to not keep references to GC memory on the scanned stack
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ubyte[1024] buf = void;
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func();
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}
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void testGC()
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{
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import core.memory;
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stack!alloc();
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stack!tls_alloc();
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stack!access();
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stack!tls_access();
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GC.collect();
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stack!tls_access();
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stack!access();
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stack!tls_free();
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stack!free();
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}
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extern(C) int runTests()
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{
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try
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{
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assert(atomicLoad!(MemoryOrder.acq)(gctor) == 1);
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assert(atomicLoad!(MemoryOrder.acq)(gdtor) == 0);
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assert(atomicLoad!(MemoryOrder.acq)(tctor) >= 1);
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assert(atomicLoad!(MemoryOrder.acq)(tdtor) >= 0);
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// test some runtime functionality
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testGC();
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new Thread(&testGC).start.join;
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}
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catch (Throwable)
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{
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return false;
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}
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return true;
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}
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// Provide a way to initialize D from C programs that are D agnostic.
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import core.runtime : rt_init, rt_term;
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extern(C) int plugin_init()
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{
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return rt_init();
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}
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extern(C) int plugin_term()
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{
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return rt_term();
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}
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