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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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821 __ mov(ra, at); | 821 __ mov(ra, at); |
822 | 822 |
823 // The following registers must be saved and restored when calling through to | 823 // The following registers must be saved and restored when calling through to |
824 // the runtime: | 824 // the runtime: |
825 // a0 - contains return address (beginning of patch sequence) | 825 // a0 - contains return address (beginning of patch sequence) |
826 // a1 - isolate | 826 // a1 - isolate |
827 RegList saved_regs = | 827 RegList saved_regs = |
828 (a0.bit() | a1.bit() | ra.bit() | fp.bit()) & ~sp.bit(); | 828 (a0.bit() | a1.bit() | ra.bit() | fp.bit()) & ~sp.bit(); |
829 FrameScope scope(masm, StackFrame::MANUAL); | 829 FrameScope scope(masm, StackFrame::MANUAL); |
830 __ MultiPush(saved_regs); | 830 __ MultiPush(saved_regs); |
831 __ PrepareCallCFunction(1, 0, a2); | 831 __ PrepareCallCFunction(2, 0, a2); |
832 __ li(a1, Operand(ExternalReference::isolate_address(masm->isolate()))); | 832 __ li(a1, Operand(ExternalReference::isolate_address(masm->isolate()))); |
833 __ CallCFunction( | 833 __ CallCFunction( |
834 ExternalReference::get_make_code_young_function(masm->isolate()), 2); | 834 ExternalReference::get_make_code_young_function(masm->isolate()), 2); |
835 __ MultiPop(saved_regs); | 835 __ MultiPop(saved_regs); |
836 __ Jump(a0); | 836 __ Jump(a0); |
837 } | 837 } |
838 | 838 |
839 #define DEFINE_CODE_AGE_BUILTIN_GENERATOR(C) \ | 839 #define DEFINE_CODE_AGE_BUILTIN_GENERATOR(C) \ |
840 void Builtins::Generate_Make##C##CodeYoungAgainEvenMarking( \ | 840 void Builtins::Generate_Make##C##CodeYoungAgainEvenMarking( \ |
841 MacroAssembler* masm) { \ | 841 MacroAssembler* masm) { \ |
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863 __ mov(ra, at); | 863 __ mov(ra, at); |
864 | 864 |
865 // The following registers must be saved and restored when calling through to | 865 // The following registers must be saved and restored when calling through to |
866 // the runtime: | 866 // the runtime: |
867 // a0 - contains return address (beginning of patch sequence) | 867 // a0 - contains return address (beginning of patch sequence) |
868 // a1 - isolate | 868 // a1 - isolate |
869 RegList saved_regs = | 869 RegList saved_regs = |
870 (a0.bit() | a1.bit() | ra.bit() | fp.bit()) & ~sp.bit(); | 870 (a0.bit() | a1.bit() | ra.bit() | fp.bit()) & ~sp.bit(); |
871 FrameScope scope(masm, StackFrame::MANUAL); | 871 FrameScope scope(masm, StackFrame::MANUAL); |
872 __ MultiPush(saved_regs); | 872 __ MultiPush(saved_regs); |
873 __ PrepareCallCFunction(1, 0, a2); | 873 __ PrepareCallCFunction(2, 0, a2); |
874 __ li(a1, Operand(ExternalReference::isolate_address(masm->isolate()))); | 874 __ li(a1, Operand(ExternalReference::isolate_address(masm->isolate()))); |
875 __ CallCFunction( | 875 __ CallCFunction( |
876 ExternalReference::get_mark_code_as_executed_function(masm->isolate()), | 876 ExternalReference::get_mark_code_as_executed_function(masm->isolate()), |
877 2); | 877 2); |
878 __ MultiPop(saved_regs); | 878 __ MultiPop(saved_regs); |
879 | 879 |
880 // Perform prologue operations usually performed by the young code stub. | 880 // Perform prologue operations usually performed by the young code stub. |
881 __ Push(ra, fp, cp, a1); | 881 __ Push(ra, fp, cp, a1); |
882 __ Addu(fp, sp, Operand(2 * kPointerSize)); | 882 __ Addu(fp, sp, Operand(2 * kPointerSize)); |
883 | 883 |
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1507 __ bind(&dont_adapt_arguments); | 1507 __ bind(&dont_adapt_arguments); |
1508 __ Jump(a3); | 1508 __ Jump(a3); |
1509 } | 1509 } |
1510 | 1510 |
1511 | 1511 |
1512 #undef __ | 1512 #undef __ |
1513 | 1513 |
1514 } } // namespace v8::internal | 1514 } } // namespace v8::internal |
1515 | 1515 |
1516 #endif // V8_TARGET_ARCH_MIPS | 1516 #endif // V8_TARGET_ARCH_MIPS |
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