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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 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "src/v8.h" | 5 #include "src/v8.h" |
| 6 | 6 |
| 7 #if V8_TARGET_ARCH_MIPS64 | 7 #if V8_TARGET_ARCH_MIPS64 |
| 8 | 8 |
| 9 #include "src/bootstrapper.h" | 9 #include "src/bootstrapper.h" |
| 10 #include "src/code-stubs.h" | 10 #include "src/code-stubs.h" |
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| 1954 Operand(Smi::FromInt(StackFrame::ARGUMENTS_ADAPTOR))); | 1954 Operand(Smi::FromInt(StackFrame::ARGUMENTS_ADAPTOR))); |
| 1955 | 1955 |
| 1956 // Get the length from the frame. | 1956 // Get the length from the frame. |
| 1957 __ ld(a1, MemOperand(sp, 0)); | 1957 __ ld(a1, MemOperand(sp, 0)); |
| 1958 __ Branch(&try_allocate); | 1958 __ Branch(&try_allocate); |
| 1959 | 1959 |
| 1960 // Patch the arguments.length and the parameters pointer. | 1960 // Patch the arguments.length and the parameters pointer. |
| 1961 __ bind(&adaptor_frame); | 1961 __ bind(&adaptor_frame); |
| 1962 __ ld(a1, MemOperand(a2, ArgumentsAdaptorFrameConstants::kLengthOffset)); | 1962 __ ld(a1, MemOperand(a2, ArgumentsAdaptorFrameConstants::kLengthOffset)); |
| 1963 if (has_new_target()) { | 1963 if (has_new_target()) { |
| 1964 Label skip_decrement; |
| 1965 __ Branch(&skip_decrement, eq, a1, Operand(Smi::FromInt(0))); |
| 1964 // Subtract 1 from smi-tagged arguments count. | 1966 // Subtract 1 from smi-tagged arguments count. |
| 1965 __ SmiUntag(a1); | 1967 __ SmiUntag(a1); |
| 1966 __ Daddu(a1, a1, Operand(-1)); | 1968 __ Daddu(a1, a1, Operand(-1)); |
| 1967 __ SmiTag(a1); | 1969 __ SmiTag(a1); |
| 1970 __ bind(&skip_decrement); |
| 1968 } | 1971 } |
| 1969 __ sd(a1, MemOperand(sp, 0)); | 1972 __ sd(a1, MemOperand(sp, 0)); |
| 1970 __ SmiScale(at, a1, kPointerSizeLog2); | 1973 __ SmiScale(at, a1, kPointerSizeLog2); |
| 1971 | 1974 |
| 1972 __ Daddu(a3, a2, Operand(at)); | 1975 __ Daddu(a3, a2, Operand(at)); |
| 1973 | 1976 |
| 1974 __ Daddu(a3, a3, Operand(StandardFrameConstants::kCallerSPOffset)); | 1977 __ Daddu(a3, a3, Operand(StandardFrameConstants::kCallerSPOffset)); |
| 1975 __ sd(a3, MemOperand(sp, 1 * kPointerSize)); | 1978 __ sd(a3, MemOperand(sp, 1 * kPointerSize)); |
| 1976 | 1979 |
| 1977 // Try the new space allocation. Start out with computing the size | 1980 // Try the new space allocation. Start out with computing the size |
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| 5540 kStackUnwindSpace, kInvalidStackOffset, | 5543 kStackUnwindSpace, kInvalidStackOffset, |
| 5541 MemOperand(fp, 6 * kPointerSize), NULL); | 5544 MemOperand(fp, 6 * kPointerSize), NULL); |
| 5542 } | 5545 } |
| 5543 | 5546 |
| 5544 | 5547 |
| 5545 #undef __ | 5548 #undef __ |
| 5546 | 5549 |
| 5547 } } // namespace v8::internal | 5550 } } // namespace v8::internal |
| 5548 | 5551 |
| 5549 #endif // V8_TARGET_ARCH_MIPS64 | 5552 #endif // V8_TARGET_ARCH_MIPS64 |
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