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| 1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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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| 6905 // Dereference the address and check for this. | 6905 // Dereference the address and check for this. |
| 6906 __ lw(t0, MemOperand(t9)); | 6906 __ lw(t0, MemOperand(t9)); |
| 6907 __ Assert(ne, "Received invalid return address.", t0, | 6907 __ Assert(ne, "Received invalid return address.", t0, |
| 6908 Operand(reinterpret_cast<uint32_t>(kZapValue))); | 6908 Operand(reinterpret_cast<uint32_t>(kZapValue))); |
| 6909 } | 6909 } |
| 6910 __ Jump(t9); | 6910 __ Jump(t9); |
| 6911 } | 6911 } |
| 6912 | 6912 |
| 6913 | 6913 |
| 6914 void DirectCEntryStub::GenerateCall(MacroAssembler* masm, | 6914 void DirectCEntryStub::GenerateCall(MacroAssembler* masm, |
| 6915 ExternalReference function) { | |
| 6916 __ li(t9, Operand(function)); | |
| 6917 this->GenerateCall(masm, t9); | |
| 6918 } | |
| 6919 | |
| 6920 | |
| 6921 void DirectCEntryStub::GenerateCall(MacroAssembler* masm, | |
| 6922 Register target) { | 6915 Register target) { |
| 6923 __ Move(t9, target); | 6916 __ Move(t9, target); |
| 6924 __ AssertStackIsAligned(); | 6917 __ AssertStackIsAligned(); |
| 6925 // Allocate space for arg slots. | 6918 // Allocate space for arg slots. |
| 6926 __ Subu(sp, sp, kCArgsSlotsSize); | 6919 __ Subu(sp, sp, kCArgsSlotsSize); |
| 6927 | 6920 |
| 6928 // Block the trampoline pool through the whole function to make sure the | 6921 // Block the trampoline pool through the whole function to make sure the |
| 6929 // number of generated instructions is constant. | 6922 // number of generated instructions is constant. |
| 6930 Assembler::BlockTrampolinePoolScope block_trampoline_pool(masm); | 6923 Assembler::BlockTrampolinePoolScope block_trampoline_pool(masm); |
| 6931 | 6924 |
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| 7928 __ Jump(generic_construct_stub, RelocInfo::CODE_TARGET); | 7921 __ Jump(generic_construct_stub, RelocInfo::CODE_TARGET); |
| 7929 } | 7922 } |
| 7930 } | 7923 } |
| 7931 | 7924 |
| 7932 | 7925 |
| 7933 #undef __ | 7926 #undef __ |
| 7934 | 7927 |
| 7935 } } // namespace v8::internal | 7928 } } // namespace v8::internal |
| 7936 | 7929 |
| 7937 #endif // V8_TARGET_ARCH_MIPS | 7930 #endif // V8_TARGET_ARCH_MIPS |
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