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1 // Copyright 2009 the V8 project authors. All rights reserved. | 1 // Copyright 2009 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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193 __ push(r0); | 193 __ push(r0); |
194 __ CallRuntime(Runtime::kTraceExit, 1); | 194 __ CallRuntime(Runtime::kTraceExit, 1); |
195 } | 195 } |
196 | 196 |
197 #ifdef DEBUG | 197 #ifdef DEBUG |
198 // Add a label for checking the size of the code used for returning. | 198 // Add a label for checking the size of the code used for returning. |
199 Label check_exit_codesize; | 199 Label check_exit_codesize; |
200 masm_->bind(&check_exit_codesize); | 200 masm_->bind(&check_exit_codesize); |
201 #endif | 201 #endif |
202 | 202 |
203 { | 203 { // NOLINT |
204 // Make sure that the constant pool is not emitted inside of the return | 204 // Make sure that the constant pool is not emitted inside of the return |
205 // sequence. | 205 // sequence. |
206 Assembler::BlockConstPoolScope block_const_pool(masm_); | 206 Assembler::BlockConstPoolScope block_const_pool(masm_); |
207 | 207 |
208 // Here we use masm_-> instead of the __ macro to avoid the code coverage | 208 // Here we use masm_-> instead of the __ macro to avoid the code coverage |
209 // tool from instrumenting as we rely on the code size here. | 209 // tool from instrumenting as we rely on the code size here. |
210 int32_t sp_delta = (scope()->num_parameters() + 1) * kPointerSize; | 210 int32_t sp_delta = (scope()->num_parameters() + 1) * kPointerSize; |
211 CodeGenerator::RecordPositions(masm_, position); | 211 CodeGenerator::RecordPositions(masm_, position); |
212 __ RecordJSReturn(); | 212 __ RecordJSReturn(); |
213 masm_->mov(sp, fp); | 213 masm_->mov(sp, fp); |
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1859 __ pop(result_register()); | 1859 __ pop(result_register()); |
1860 ASSERT_EQ(1, kSmiTagSize + kSmiShiftSize); | 1860 ASSERT_EQ(1, kSmiTagSize + kSmiShiftSize); |
1861 __ mov(r1, Operand(r1, ASR, 1)); // Un-smi-tag value. | 1861 __ mov(r1, Operand(r1, ASR, 1)); // Un-smi-tag value. |
1862 __ add(pc, r1, Operand(masm_->CodeObject())); | 1862 __ add(pc, r1, Operand(masm_->CodeObject())); |
1863 } | 1863 } |
1864 | 1864 |
1865 | 1865 |
1866 #undef __ | 1866 #undef __ |
1867 | 1867 |
1868 } } // namespace v8::internal | 1868 } } // namespace v8::internal |
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