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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_IA32 | 5 #if V8_TARGET_ARCH_IA32 |
| 6 | 6 |
| 7 #include "src/base/bits.h" | 7 #include "src/base/bits.h" |
| 8 #include "src/base/division-by-constant.h" | 8 #include "src/base/division-by-constant.h" |
| 9 #include "src/bootstrapper.h" | 9 #include "src/bootstrapper.h" |
| 10 #include "src/codegen.h" | 10 #include "src/codegen.h" |
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| 2140 void MacroAssembler::InvokeFunction(Handle<JSFunction> function, | 2140 void MacroAssembler::InvokeFunction(Handle<JSFunction> function, |
| 2141 const ParameterCount& expected, | 2141 const ParameterCount& expected, |
| 2142 const ParameterCount& actual, | 2142 const ParameterCount& actual, |
| 2143 InvokeFlag flag, | 2143 InvokeFlag flag, |
| 2144 const CallWrapper& call_wrapper) { | 2144 const CallWrapper& call_wrapper) { |
| 2145 LoadHeapObject(edi, function); | 2145 LoadHeapObject(edi, function); |
| 2146 InvokeFunction(edi, expected, actual, flag, call_wrapper); | 2146 InvokeFunction(edi, expected, actual, flag, call_wrapper); |
| 2147 } | 2147 } |
| 2148 | 2148 |
| 2149 | 2149 |
| 2150 void MacroAssembler::InvokeBuiltin(int native_context_index, InvokeFlag flag, | |
| 2151 const CallWrapper& call_wrapper) { | |
| 2152 // You can't call a builtin without a valid frame. | |
| 2153 DCHECK(flag == JUMP_FUNCTION || has_frame()); | |
| 2154 | |
| 2155 // Fake a parameter count to avoid emitting code to do the check. | |
| 2156 ParameterCount expected(0); | |
| 2157 GetBuiltinFunction(edi, native_context_index); | |
| 2158 InvokeFunctionCode(edi, no_reg, expected, expected, flag, call_wrapper); | |
| 2159 } | |
| 2160 | |
| 2161 | |
| 2162 void MacroAssembler::GetBuiltinFunction(Register target, | 2150 void MacroAssembler::GetBuiltinFunction(Register target, |
| 2163 int native_context_index) { | 2151 int native_context_index) { |
| 2164 // Load the JavaScript builtin function from the builtins object. | 2152 // Load the JavaScript builtin function from the builtins object. |
| 2165 mov(target, NativeContextOperand()); | 2153 mov(target, NativeContextOperand()); |
| 2166 mov(target, ContextOperand(target, native_context_index)); | 2154 mov(target, ContextOperand(target, native_context_index)); |
| 2167 } | 2155 } |
| 2168 | 2156 |
| 2169 | 2157 |
| 2170 void MacroAssembler::LoadContext(Register dst, int context_chain_length) { | 2158 void MacroAssembler::LoadContext(Register dst, int context_chain_length) { |
| 2171 if (context_chain_length > 0) { | 2159 if (context_chain_length > 0) { |
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| 3116 mov(eax, dividend); | 3104 mov(eax, dividend); |
| 3117 shr(eax, 31); | 3105 shr(eax, 31); |
| 3118 add(edx, eax); | 3106 add(edx, eax); |
| 3119 } | 3107 } |
| 3120 | 3108 |
| 3121 | 3109 |
| 3122 } // namespace internal | 3110 } // namespace internal |
| 3123 } // namespace v8 | 3111 } // namespace v8 |
| 3124 | 3112 |
| 3125 #endif // V8_TARGET_ARCH_IA32 | 3113 #endif // V8_TARGET_ARCH_IA32 |
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