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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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1214 __ Push(r2, r1, r0); | 1214 __ Push(r2, r1, r0); |
1215 | 1215 |
1216 // The slow case calls into the runtime to complete the store without causing | 1216 // The slow case calls into the runtime to complete the store without causing |
1217 // an IC miss that would otherwise cause a transition to the generic stub. | 1217 // an IC miss that would otherwise cause a transition to the generic stub. |
1218 ExternalReference ref = | 1218 ExternalReference ref = |
1219 ExternalReference(IC_Utility(kKeyedStoreIC_Slow), masm->isolate()); | 1219 ExternalReference(IC_Utility(kKeyedStoreIC_Slow), masm->isolate()); |
1220 __ TailCallExternalReference(ref, 3, 1); | 1220 __ TailCallExternalReference(ref, 3, 1); |
1221 } | 1221 } |
1222 | 1222 |
1223 | 1223 |
1224 void KeyedStoreIC::GenerateTransitionElementsSmiToDouble(MacroAssembler* masm) { | |
1225 // ---------- S t a t e -------------- | |
1226 // -- r2 : receiver | |
1227 // -- r3 : target map | |
1228 // -- lr : return address | |
1229 // ----------------------------------- | |
1230 // Must return the modified receiver in r0. | |
1231 if (!FLAG_trace_elements_transitions) { | |
1232 Label fail; | |
1233 AllocationSiteMode mode = AllocationSite::GetMode(FAST_SMI_ELEMENTS, | |
1234 FAST_DOUBLE_ELEMENTS); | |
1235 ElementsTransitionGenerator::GenerateSmiToDouble(masm, mode, &fail); | |
1236 __ mov(r0, r2); | |
1237 __ Ret(); | |
1238 __ bind(&fail); | |
1239 } | |
1240 | |
1241 __ push(r2); | |
1242 __ TailCallRuntime(Runtime::kTransitionElementsSmiToDouble, 1, 1); | |
1243 } | |
1244 | |
1245 | |
1246 void KeyedStoreIC::GenerateTransitionElementsDoubleToObject( | |
1247 MacroAssembler* masm) { | |
1248 // ---------- S t a t e -------------- | |
1249 // -- r2 : receiver | |
1250 // -- r3 : target map | |
1251 // -- lr : return address | |
1252 // ----------------------------------- | |
1253 // Must return the modified receiver in r0. | |
1254 if (!FLAG_trace_elements_transitions) { | |
1255 Label fail; | |
1256 AllocationSiteMode mode = AllocationSite::GetMode(FAST_DOUBLE_ELEMENTS, | |
1257 FAST_ELEMENTS); | |
1258 ElementsTransitionGenerator::GenerateDoubleToObject(masm, mode, &fail); | |
1259 __ mov(r0, r2); | |
1260 __ Ret(); | |
1261 __ bind(&fail); | |
1262 } | |
1263 | |
1264 __ push(r2); | |
1265 __ TailCallRuntime(Runtime::kTransitionElementsDoubleToObject, 1, 1); | |
1266 } | |
1267 | |
1268 | |
1269 void KeyedStoreIC::GenerateRuntimeSetProperty(MacroAssembler* masm, | 1224 void KeyedStoreIC::GenerateRuntimeSetProperty(MacroAssembler* masm, |
1270 StrictModeFlag strict_mode) { | 1225 StrictModeFlag strict_mode) { |
1271 // ---------- S t a t e -------------- | 1226 // ---------- S t a t e -------------- |
1272 // -- r0 : value | 1227 // -- r0 : value |
1273 // -- r1 : key | 1228 // -- r1 : key |
1274 // -- r2 : receiver | 1229 // -- r2 : receiver |
1275 // -- lr : return address | 1230 // -- lr : return address |
1276 // ----------------------------------- | 1231 // ----------------------------------- |
1277 | 1232 |
1278 // Push receiver, key and value for runtime call. | 1233 // Push receiver, key and value for runtime call. |
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1698 } else { | 1653 } else { |
1699 ASSERT(Assembler::GetCondition(branch_instr) == ne); | 1654 ASSERT(Assembler::GetCondition(branch_instr) == ne); |
1700 patcher.EmitCondition(eq); | 1655 patcher.EmitCondition(eq); |
1701 } | 1656 } |
1702 } | 1657 } |
1703 | 1658 |
1704 | 1659 |
1705 } } // namespace v8::internal | 1660 } } // namespace v8::internal |
1706 | 1661 |
1707 #endif // V8_TARGET_ARCH_ARM | 1662 #endif // V8_TARGET_ARCH_ARM |
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