OLD | NEW |
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 #if V8_TARGET_ARCH_MIPS | 5 #if V8_TARGET_ARCH_MIPS |
6 | 6 |
7 // Note on Mips implementation: | 7 // Note on Mips implementation: |
8 // | 8 // |
9 // The result_register() for mips is the 'v0' register, which is defined | 9 // The result_register() for mips is the 'v0' register, which is defined |
10 // by the ABI to contain function return values. However, the first | 10 // by the ABI to contain function return values. However, the first |
(...skipping 3165 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
3176 | 3176 |
3177 // Call the construct call builtin that handles allocation and | 3177 // Call the construct call builtin that handles allocation and |
3178 // constructor invocation. | 3178 // constructor invocation. |
3179 SetConstructCallPosition(expr); | 3179 SetConstructCallPosition(expr); |
3180 | 3180 |
3181 // Load function and argument count into a1 and a0. | 3181 // Load function and argument count into a1 and a0. |
3182 __ li(a0, Operand(arg_count)); | 3182 __ li(a0, Operand(arg_count)); |
3183 __ lw(a1, MemOperand(sp, arg_count * kPointerSize)); | 3183 __ lw(a1, MemOperand(sp, arg_count * kPointerSize)); |
3184 | 3184 |
3185 // Record call targets in unoptimized code. | 3185 // Record call targets in unoptimized code. |
3186 if (FLAG_pretenuring_call_new) { | |
3187 EnsureSlotContainsAllocationSite(expr->AllocationSiteFeedbackSlot()); | |
3188 DCHECK(expr->AllocationSiteFeedbackSlot().ToInt() == | |
3189 expr->CallNewFeedbackSlot().ToInt() + 1); | |
3190 } | |
3191 | |
3192 __ li(a2, FeedbackVector()); | 3186 __ li(a2, FeedbackVector()); |
3193 __ li(a3, Operand(SmiFromSlot(expr->CallNewFeedbackSlot()))); | 3187 __ li(a3, Operand(SmiFromSlot(expr->CallNewFeedbackSlot()))); |
3194 | 3188 |
3195 CallConstructStub stub(isolate(), RECORD_CONSTRUCTOR_TARGET); | 3189 CallConstructStub stub(isolate(), RECORD_CONSTRUCTOR_TARGET); |
3196 __ Call(stub.GetCode(), RelocInfo::CONSTRUCT_CALL); | 3190 __ Call(stub.GetCode(), RelocInfo::CONSTRUCT_CALL); |
3197 PrepareForBailoutForId(expr->ReturnId(), TOS_REG); | 3191 PrepareForBailoutForId(expr->ReturnId(), TOS_REG); |
3198 // Restore context register. | 3192 // Restore context register. |
3199 __ lw(cp, MemOperand(fp, StandardFrameConstants::kContextOffset)); | 3193 __ lw(cp, MemOperand(fp, StandardFrameConstants::kContextOffset)); |
3200 context()->Plug(v0); | 3194 context()->Plug(v0); |
3201 } | 3195 } |
(...skipping 20 matching lines...) Expand all Loading... |
3222 | 3216 |
3223 // Load original constructor into t0. | 3217 // Load original constructor into t0. |
3224 VisitForAccumulatorValue(super_call_ref->new_target_var()); | 3218 VisitForAccumulatorValue(super_call_ref->new_target_var()); |
3225 __ mov(t0, result_register()); | 3219 __ mov(t0, result_register()); |
3226 | 3220 |
3227 // Load function and argument count into a1 and a0. | 3221 // Load function and argument count into a1 and a0. |
3228 __ li(a0, Operand(arg_count)); | 3222 __ li(a0, Operand(arg_count)); |
3229 __ lw(a1, MemOperand(sp, arg_count * kPointerSize)); | 3223 __ lw(a1, MemOperand(sp, arg_count * kPointerSize)); |
3230 | 3224 |
3231 // Record call targets in unoptimized code. | 3225 // Record call targets in unoptimized code. |
3232 if (FLAG_pretenuring_call_new) { | |
3233 UNREACHABLE(); | |
3234 /* TODO(dslomov): support pretenuring. | |
3235 EnsureSlotContainsAllocationSite(expr->AllocationSiteFeedbackSlot()); | |
3236 DCHECK(expr->AllocationSiteFeedbackSlot().ToInt() == | |
3237 expr->CallNewFeedbackSlot().ToInt() + 1); | |
3238 */ | |
3239 } | |
3240 | |
3241 __ li(a2, FeedbackVector()); | 3226 __ li(a2, FeedbackVector()); |
3242 __ li(a3, Operand(SmiFromSlot(expr->CallFeedbackSlot()))); | 3227 __ li(a3, Operand(SmiFromSlot(expr->CallFeedbackSlot()))); |
3243 | 3228 |
3244 CallConstructStub stub(isolate(), SUPER_CALL_RECORD_TARGET); | 3229 CallConstructStub stub(isolate(), SUPER_CALL_RECORD_TARGET); |
3245 __ Call(stub.GetCode(), RelocInfo::CONSTRUCT_CALL); | 3230 __ Call(stub.GetCode(), RelocInfo::CONSTRUCT_CALL); |
3246 | 3231 |
3247 RecordJSReturnSite(expr); | 3232 RecordJSReturnSite(expr); |
3248 | 3233 |
3249 // Restore context register. | 3234 // Restore context register. |
3250 __ lw(cp, MemOperand(fp, StandardFrameConstants::kContextOffset)); | 3235 __ lw(cp, MemOperand(fp, StandardFrameConstants::kContextOffset)); |
(...skipping 1997 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
5248 reinterpret_cast<uint32_t>( | 5233 reinterpret_cast<uint32_t>( |
5249 isolate->builtins()->OsrAfterStackCheck()->entry())); | 5234 isolate->builtins()->OsrAfterStackCheck()->entry())); |
5250 return OSR_AFTER_STACK_CHECK; | 5235 return OSR_AFTER_STACK_CHECK; |
5251 } | 5236 } |
5252 | 5237 |
5253 | 5238 |
5254 } // namespace internal | 5239 } // namespace internal |
5255 } // namespace v8 | 5240 } // namespace v8 |
5256 | 5241 |
5257 #endif // V8_TARGET_ARCH_MIPS | 5242 #endif // V8_TARGET_ARCH_MIPS |
OLD | NEW |