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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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| 1222                       SharedFunctionInfo::kFormalParameterCountOffset)); | 1222                       SharedFunctionInfo::kFormalParameterCountOffset)); | 
| 1223   SmiUntag(expected_reg); | 1223   SmiUntag(expected_reg); | 
| 1224   ldr(code_reg, | 1224   ldr(code_reg, | 
| 1225       FieldMemOperand(r1, JSFunction::kCodeEntryOffset)); | 1225       FieldMemOperand(r1, JSFunction::kCodeEntryOffset)); | 
| 1226 | 1226 | 
| 1227   ParameterCount expected(expected_reg); | 1227   ParameterCount expected(expected_reg); | 
| 1228   InvokeCode(code_reg, expected, actual, flag, call_wrapper, call_kind); | 1228   InvokeCode(code_reg, expected, actual, flag, call_wrapper, call_kind); | 
| 1229 } | 1229 } | 
| 1230 | 1230 | 
| 1231 | 1231 | 
| 1232 void MacroAssembler::InvokeFunction(Handle<JSFunction> function, | 1232 void MacroAssembler::InvokeFunction(Register function, | 
| 1233                                     const ParameterCount& expected, | 1233                                     const ParameterCount& expected, | 
| 1234                                     const ParameterCount& actual, | 1234                                     const ParameterCount& actual, | 
| 1235                                     InvokeFlag flag, | 1235                                     InvokeFlag flag, | 
| 1236                                     const CallWrapper& call_wrapper, | 1236                                     const CallWrapper& call_wrapper, | 
| 1237                                     CallKind call_kind) { | 1237                                     CallKind call_kind) { | 
| 1238   // You can't call a function without a valid frame. | 1238   // You can't call a function without a valid frame. | 
| 1239   ASSERT(flag == JUMP_FUNCTION || has_frame()); | 1239   ASSERT(flag == JUMP_FUNCTION || has_frame()); | 
| 1240 | 1240 | 
|  | 1241   // Contract with called JS functions requires that function is passed in r1. | 
|  | 1242   ASSERT(function.is(r1)); | 
|  | 1243 | 
| 1241   // Get the function and setup the context. | 1244   // Get the function and setup the context. | 
| 1242   Move(r1, function); |  | 
| 1243   ldr(cp, FieldMemOperand(r1, JSFunction::kContextOffset)); | 1245   ldr(cp, FieldMemOperand(r1, JSFunction::kContextOffset)); | 
| 1244 | 1246 | 
| 1245   // We call indirectly through the code field in the function to | 1247   // We call indirectly through the code field in the function to | 
| 1246   // allow recompilation to take effect without changing any of the | 1248   // allow recompilation to take effect without changing any of the | 
| 1247   // call sites. | 1249   // call sites. | 
| 1248   ldr(r3, FieldMemOperand(r1, JSFunction::kCodeEntryOffset)); | 1250   ldr(r3, FieldMemOperand(r1, JSFunction::kCodeEntryOffset)); | 
| 1249   InvokeCode(r3, expected, actual, flag, call_wrapper, call_kind); | 1251   InvokeCode(r3, expected, actual, flag, call_wrapper, call_kind); | 
| 1250 } | 1252 } | 
| 1251 | 1253 | 
| 1252 | 1254 | 
|  | 1255 void MacroAssembler::InvokeFunction(Handle<JSFunction> function, | 
|  | 1256                                     const ParameterCount& expected, | 
|  | 1257                                     const ParameterCount& actual, | 
|  | 1258                                     InvokeFlag flag, | 
|  | 1259                                     const CallWrapper& call_wrapper, | 
|  | 1260                                     CallKind call_kind) { | 
|  | 1261   Move(r1, function); | 
|  | 1262   InvokeFunction(r1, expected, actual, flag, call_wrapper, call_kind); | 
|  | 1263 } | 
|  | 1264 | 
|  | 1265 | 
| 1253 void MacroAssembler::IsObjectJSObjectType(Register heap_object, | 1266 void MacroAssembler::IsObjectJSObjectType(Register heap_object, | 
| 1254                                           Register map, | 1267                                           Register map, | 
| 1255                                           Register scratch, | 1268                                           Register scratch, | 
| 1256                                           Label* fail) { | 1269                                           Label* fail) { | 
| 1257   ldr(map, FieldMemOperand(heap_object, HeapObject::kMapOffset)); | 1270   ldr(map, FieldMemOperand(heap_object, HeapObject::kMapOffset)); | 
| 1258   IsInstanceJSObjectType(map, scratch, fail); | 1271   IsInstanceJSObjectType(map, scratch, fail); | 
| 1259 } | 1272 } | 
| 1260 | 1273 | 
| 1261 | 1274 | 
| 1262 void MacroAssembler::IsInstanceJSObjectType(Register map, | 1275 void MacroAssembler::IsInstanceJSObjectType(Register map, | 
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| 4070 void CodePatcher::EmitCondition(Condition cond) { | 4083 void CodePatcher::EmitCondition(Condition cond) { | 
| 4071   Instr instr = Assembler::instr_at(masm_.pc_); | 4084   Instr instr = Assembler::instr_at(masm_.pc_); | 
| 4072   instr = (instr & ~kCondMask) | cond; | 4085   instr = (instr & ~kCondMask) | cond; | 
| 4073   masm_.emit(instr); | 4086   masm_.emit(instr); | 
| 4074 } | 4087 } | 
| 4075 | 4088 | 
| 4076 | 4089 | 
| 4077 } }  // namespace v8::internal | 4090 } }  // namespace v8::internal | 
| 4078 | 4091 | 
| 4079 #endif  // V8_TARGET_ARCH_ARM | 4092 #endif  // V8_TARGET_ARCH_ARM | 
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