diff options
Diffstat (limited to 'src/share/vm/c1/c1_Compilation.cpp')
| -rw-r--r-- | src/share/vm/c1/c1_Compilation.cpp | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/src/share/vm/c1/c1_Compilation.cpp b/src/share/vm/c1/c1_Compilation.cpp index 9b55f915e..88dc8c7d0 100644 --- a/src/share/vm/c1/c1_Compilation.cpp +++ b/src/share/vm/c1/c1_Compilation.cpp @@ -245,7 +245,7 @@ void Compilation::emit_code_epilog(LIR_Assembler* assembler) { } -void Compilation::setup_code_buffer(CodeBuffer* code, int call_stub_estimate) { +bool Compilation::setup_code_buffer(CodeBuffer* code, int call_stub_estimate) { // Preinitialize the consts section to some large size: int locs_buffer_size = 20 * (relocInfo::length_limit + sizeof(relocInfo)); char* locs_buffer = NEW_RESOURCE_ARRAY(char, locs_buffer_size); @@ -253,15 +253,20 @@ void Compilation::setup_code_buffer(CodeBuffer* code, int call_stub_estimate) { locs_buffer_size / sizeof(relocInfo)); code->initialize_consts_size(Compilation::desired_max_constant_size()); // Call stubs + two deopt handlers (regular and MH) + exception handler - code->initialize_stubs_size((call_stub_estimate * LIR_Assembler::call_stub_size) + - LIR_Assembler::exception_handler_size + - 2 * LIR_Assembler::deopt_handler_size); + int stub_size = (call_stub_estimate * LIR_Assembler::call_stub_size) + + LIR_Assembler::exception_handler_size + + (2 * LIR_Assembler::deopt_handler_size); + if (stub_size >= code->insts_capacity()) return false; + code->initialize_stubs_size(stub_size); + return true; } int Compilation::emit_code_body() { // emit code - setup_code_buffer(code(), allocator()->num_calls()); + if (!setup_code_buffer(code(), allocator()->num_calls())) { + BAILOUT_("size requested greater than avail code buffer size", 0); + } code()->initialize_oop_recorder(env()->oop_recorder()); _masm = new C1_MacroAssembler(code()); |