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| 1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 the V8 project authors. All rights reserved. |
| 2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
| 3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
| 4 // met: | 4 // met: |
| 5 // | 5 // |
| 6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
| 7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
| 8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
| 9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
| 10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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| 1281 sub(Operand::StaticVariable(level_address), Immediate(1)); | 1281 sub(Operand::StaticVariable(level_address), Immediate(1)); |
| 1282 Assert(above_equal, "Invalid HandleScope level"); | 1282 Assert(above_equal, "Invalid HandleScope level"); |
| 1283 cmp(edi, Operand::StaticVariable(limit_address)); | 1283 cmp(edi, Operand::StaticVariable(limit_address)); |
| 1284 j(not_equal, &delete_allocated_handles, not_taken); | 1284 j(not_equal, &delete_allocated_handles, not_taken); |
| 1285 bind(&leave_exit_frame); | 1285 bind(&leave_exit_frame); |
| 1286 | 1286 |
| 1287 // Check if the function scheduled an exception. | 1287 // Check if the function scheduled an exception. |
| 1288 ExternalReference scheduled_exception_address = | 1288 ExternalReference scheduled_exception_address = |
| 1289 ExternalReference::scheduled_exception_address(); | 1289 ExternalReference::scheduled_exception_address(); |
| 1290 cmp(Operand::StaticVariable(scheduled_exception_address), | 1290 cmp(Operand::StaticVariable(scheduled_exception_address), |
| 1291 Immediate(Factory::the_hole_value())); | 1291 Immediate(Factory::the_hole_value())); |
| 1292 j(not_equal, &promote_scheduled_exception, not_taken); | 1292 j(not_equal, &promote_scheduled_exception, not_taken); |
| 1293 LeaveApiExitFrame(); | 1293 LeaveApiExitFrame(); |
| 1294 ret(stack_space * kPointerSize); | 1294 ret(stack_space * kPointerSize); |
| 1295 bind(&promote_scheduled_exception); | 1295 bind(&promote_scheduled_exception); |
| 1296 MaybeObject* result = | 1296 MaybeObject* result = |
| 1297 TryTailCallRuntime(Runtime::kPromoteScheduledException, 0, 1); | 1297 TryTailCallRuntime(Runtime::kPromoteScheduledException, 0, 1); |
| 1298 if (result->IsFailure()) { | 1298 if (result->IsFailure()) { |
| 1299 return result; | 1299 return result; |
| 1300 } | 1300 } |
| 1301 bind(&empty_handle); | 1301 bind(&empty_handle); |
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| 1889 | 1889 |
| 1890 // Check that the code was patched as expected. | 1890 // Check that the code was patched as expected. |
| 1891 ASSERT(masm_.pc_ == address_ + size_); | 1891 ASSERT(masm_.pc_ == address_ + size_); |
| 1892 ASSERT(masm_.reloc_info_writer.pos() == address_ + size_ + Assembler::kGap); | 1892 ASSERT(masm_.reloc_info_writer.pos() == address_ + size_ + Assembler::kGap); |
| 1893 } | 1893 } |
| 1894 | 1894 |
| 1895 | 1895 |
| 1896 } } // namespace v8::internal | 1896 } } // namespace v8::internal |
| 1897 | 1897 |
| 1898 #endif // V8_TARGET_ARCH_IA32 | 1898 #endif // V8_TARGET_ARCH_IA32 |
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