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Issue 2412453005: [stubs] Refactor the CallICStub to pass the number of arguments. (Closed)
Patch Set: Created 4 years, 2 months ago
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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 #if V8_TARGET_ARCH_MIPS64 5 #if V8_TARGET_ARCH_MIPS64
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
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2385 SetCallPosition(expr, expr->tail_call_mode()); 2385 SetCallPosition(expr, expr->tail_call_mode());
2386 if (expr->tail_call_mode() == TailCallMode::kAllow) { 2386 if (expr->tail_call_mode() == TailCallMode::kAllow) {
2387 if (FLAG_trace) { 2387 if (FLAG_trace) {
2388 __ CallRuntime(Runtime::kTraceTailCall); 2388 __ CallRuntime(Runtime::kTraceTailCall);
2389 } 2389 }
2390 // Update profiling counters before the tail call since we will 2390 // Update profiling counters before the tail call since we will
2391 // not return to this function. 2391 // not return to this function.
2392 EmitProfilingCounterHandlingForReturnSequence(true); 2392 EmitProfilingCounterHandlingForReturnSequence(true);
2393 } 2393 }
2394 Handle<Code> code = 2394 Handle<Code> code =
2395 CodeFactory::CallIC(isolate(), arg_count, mode, expr->tail_call_mode()) 2395 CodeFactory::CallIC(isolate(), mode, expr->tail_call_mode()).code();
2396 .code();
2397 __ li(a3, Operand(SmiFromSlot(expr->CallFeedbackICSlot()))); 2396 __ li(a3, Operand(SmiFromSlot(expr->CallFeedbackICSlot())));
2398 __ ld(a1, MemOperand(sp, (arg_count + 1) * kPointerSize)); 2397 __ ld(a1, MemOperand(sp, (arg_count + 1) * kPointerSize));
2398 __ li(a0, Operand(arg_count));
2399 __ Call(code, RelocInfo::CODE_TARGET); 2399 __ Call(code, RelocInfo::CODE_TARGET);
2400 OperandStackDepthDecrement(arg_count + 1); 2400 OperandStackDepthDecrement(arg_count + 1);
2401 2401
2402 RecordJSReturnSite(expr); 2402 RecordJSReturnSite(expr);
2403 RestoreContext(); 2403 RestoreContext();
2404 context()->DropAndPlug(1, v0); 2404 context()->DropAndPlug(1, v0);
2405 } 2405 }
2406 2406
2407 void FullCodeGenerator::EmitResolvePossiblyDirectEval(Call* expr) { 2407 void FullCodeGenerator::EmitResolvePossiblyDirectEval(Call* expr) {
2408 int arg_count = expr->arguments()->length(); 2408 int arg_count = expr->arguments()->length();
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3677 reinterpret_cast<uint64_t>( 3677 reinterpret_cast<uint64_t>(
3678 isolate->builtins()->OnStackReplacement()->entry())); 3678 isolate->builtins()->OnStackReplacement()->entry()));
3679 return ON_STACK_REPLACEMENT; 3679 return ON_STACK_REPLACEMENT;
3680 } 3680 }
3681 3681
3682 3682
3683 } // namespace internal 3683 } // namespace internal
3684 } // namespace v8 3684 } // namespace v8
3685 3685
3686 #endif // V8_TARGET_ARCH_MIPS64 3686 #endif // V8_TARGET_ARCH_MIPS64
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