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comparison src/share/vm/graal/graalCompiler.cpp @ 14768:3e9a960f0da1

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HSAIL: preliminary deopt support Contributed-by: Tom Deneau <tom.deneau@amd.com>
author Doug Simon <doug.simon@oracle.com>
date Wed, 26 Mar 2014 17:33:54 +0100
parents cd22c8dbda4f
children 56704532e1cd
comparison
equal deleted inserted replaced
14767:ded08e344e4a 14768:3e9a960f0da1
95 } 95 }
96 } 96 }
97 VMToCompiler::finalizeOptions(CITime || CITimeEach); 97 VMToCompiler::finalizeOptions(CITime || CITimeEach);
98 98
99 if (UseCompiler) { 99 if (UseCompiler) {
100 _external_deopt_i2c_entry = create_external_deopt_i2c();
100 bool bootstrap = COMPILERGRAAL_PRESENT(BootstrapGraal) NOT_COMPILERGRAAL(false); 101 bool bootstrap = COMPILERGRAAL_PRESENT(BootstrapGraal) NOT_COMPILERGRAAL(false);
101 VMToCompiler::startCompiler(bootstrap); 102 VMToCompiler::startCompiler(bootstrap);
102 _initialized = true; 103 _initialized = true;
103 CompilationPolicy::completed_vm_startup(); 104 CompilationPolicy::completed_vm_startup();
104 if (bootstrap) { 105 if (bootstrap) {
124 #endif 125 #endif
125 } 126 }
126 } 127 }
127 } 128 }
128 129
130 address GraalCompiler::create_external_deopt_i2c() {
131 ResourceMark rm;
132 BufferBlob* buffer = BufferBlob::create("externalDeopt", 1*K);
133 CodeBuffer cb(buffer);
134 short buffer_locs[20];
135 cb.insts()->initialize_shared_locs((relocInfo*)buffer_locs, sizeof(buffer_locs)/sizeof(relocInfo));
136 MacroAssembler masm(&cb);
137
138 int total_args_passed = 5;
139
140 BasicType* sig_bt = NEW_RESOURCE_ARRAY(BasicType, total_args_passed);
141 VMRegPair* regs = NEW_RESOURCE_ARRAY(VMRegPair, total_args_passed);
142 int i = 0;
143 sig_bt[i++] = T_INT;
144 sig_bt[i++] = T_LONG;
145 sig_bt[i++] = T_VOID; // long stakes 2 slots
146 sig_bt[i++] = T_INT;
147 sig_bt[i++] = T_OBJECT;
148
149 int comp_args_on_stack = SharedRuntime::java_calling_convention(sig_bt, regs, total_args_passed, false);
150
151 SharedRuntime::gen_i2c_adapter(&masm, total_args_passed, comp_args_on_stack, sig_bt, regs);
152 masm.flush();
153
154 return AdapterBlob::create(&cb)->content_begin();
155 }
156
157
129 BufferBlob* GraalCompiler::initialize_buffer_blob() { 158 BufferBlob* GraalCompiler::initialize_buffer_blob() {
130 JavaThread* THREAD = JavaThread::current(); 159 JavaThread* THREAD = JavaThread::current();
131 BufferBlob* buffer_blob = THREAD->get_buffer_blob(); 160 BufferBlob* buffer_blob = THREAD->get_buffer_blob();
132 if (buffer_blob == NULL) { 161 if (buffer_blob == NULL) {
133 buffer_blob = BufferBlob::create("Graal thread-local CodeBuffer", GraalNMethodSizeLimit); 162 buffer_blob = BufferBlob::create("Graal thread-local CodeBuffer", GraalNMethodSizeLimit);