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| 1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 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_PPC | 5 #if V8_TARGET_ARCH_PPC | 
| 6 | 6 | 
| 7 #include "src/codegen.h" | 7 #include "src/codegen.h" | 
| 8 #include "src/debug/debug.h" | 8 #include "src/debug/debug.h" | 
| 9 #include "src/deoptimizer.h" | 9 #include "src/deoptimizer.h" | 
| 10 #include "src/full-codegen/full-codegen.h" | 10 #include "src/full-codegen/full-codegen.h" | 
| (...skipping 1145 matching lines...) Expand 10 before | Expand all | Expand 10 after  Loading... | 
| 1156   __ mtctr(count); | 1156   __ mtctr(count); | 
| 1157   __ bind(&loop); | 1157   __ bind(&loop); | 
| 1158   __ LoadPU(scratch, MemOperand(index, -kPointerSize)); | 1158   __ LoadPU(scratch, MemOperand(index, -kPointerSize)); | 
| 1159   __ push(scratch); | 1159   __ push(scratch); | 
| 1160   __ bdnz(&loop); | 1160   __ bdnz(&loop); | 
| 1161 } | 1161 } | 
| 1162 | 1162 | 
| 1163 // static | 1163 // static | 
| 1164 void Builtins::Generate_InterpreterPushArgsAndCallImpl( | 1164 void Builtins::Generate_InterpreterPushArgsAndCallImpl( | 
| 1165     MacroAssembler* masm, TailCallMode tail_call_mode, | 1165     MacroAssembler* masm, TailCallMode tail_call_mode, | 
| 1166     CallableType function_type) { | 1166     InterpreterPushArgsMode mode) { | 
| 1167   // ----------- S t a t e ------------- | 1167   // ----------- S t a t e ------------- | 
| 1168   //  -- r3 : the number of arguments (not including the receiver) | 1168   //  -- r3 : the number of arguments (not including the receiver) | 
| 1169   //  -- r5 : the address of the first argument to be pushed. Subsequent | 1169   //  -- r5 : the address of the first argument to be pushed. Subsequent | 
| 1170   //          arguments should be consecutive above this, in the same order as | 1170   //          arguments should be consecutive above this, in the same order as | 
| 1171   //          they are to be pushed onto the stack. | 1171   //          they are to be pushed onto the stack. | 
| 1172   //  -- r4 : the target to call (can be any Object). | 1172   //  -- r4 : the target to call (can be any Object). | 
| 1173   // ----------------------------------- | 1173   // ----------------------------------- | 
| 1174   Label stack_overflow; | 1174   Label stack_overflow; | 
| 1175 | 1175 | 
| 1176   // Calculate number of arguments (add one for receiver). | 1176   // Calculate number of arguments (add one for receiver). | 
| 1177   __ addi(r6, r3, Operand(1)); | 1177   __ addi(r6, r3, Operand(1)); | 
| 1178 | 1178 | 
| 1179   // Push the arguments. r5, r6, r7 will be modified. | 1179   // Push the arguments. r5, r6, r7 will be modified. | 
| 1180   Generate_InterpreterPushArgs(masm, r6, r5, r6, r7, &stack_overflow); | 1180   Generate_InterpreterPushArgs(masm, r6, r5, r6, r7, &stack_overflow); | 
| 1181 | 1181 | 
| 1182   // Call the target. | 1182   // Call the target. | 
| 1183   if (function_type == CallableType::kJSFunction) { | 1183   if (mode == InterpreterPushArgsMode::kJSFunction) { | 
| 1184     __ Jump(masm->isolate()->builtins()->CallFunction(ConvertReceiverMode::kAny, | 1184     __ Jump(masm->isolate()->builtins()->CallFunction(ConvertReceiverMode::kAny, | 
| 1185                                                       tail_call_mode), | 1185                                                       tail_call_mode), | 
| 1186             RelocInfo::CODE_TARGET); | 1186             RelocInfo::CODE_TARGET); | 
| 1187   } else { | 1187   } else { | 
| 1188     DCHECK_EQ(function_type, CallableType::kAny); | 1188     DCHECK_EQ(mode, InterpreterPushArgsMode::kOther); | 
| 1189     __ Jump(masm->isolate()->builtins()->Call(ConvertReceiverMode::kAny, | 1189     __ Jump(masm->isolate()->builtins()->Call(ConvertReceiverMode::kAny, | 
| 1190                                               tail_call_mode), | 1190                                               tail_call_mode), | 
| 1191             RelocInfo::CODE_TARGET); | 1191             RelocInfo::CODE_TARGET); | 
| 1192   } | 1192   } | 
| 1193 | 1193 | 
| 1194   __ bind(&stack_overflow); | 1194   __ bind(&stack_overflow); | 
| 1195   { | 1195   { | 
| 1196     __ TailCallRuntime(Runtime::kThrowStackOverflow); | 1196     __ TailCallRuntime(Runtime::kThrowStackOverflow); | 
| 1197     // Unreachable Code. | 1197     // Unreachable Code. | 
| 1198     __ bkpt(0); | 1198     __ bkpt(0); | 
| 1199   } | 1199   } | 
| 1200 } | 1200 } | 
| 1201 | 1201 | 
| 1202 // static | 1202 // static | 
| 1203 void Builtins::Generate_InterpreterPushArgsAndConstructImpl( | 1203 void Builtins::Generate_InterpreterPushArgsAndConstructImpl( | 
| 1204     MacroAssembler* masm, PushArgsConstructMode mode) { | 1204     MacroAssembler* masm, InterpreterPushArgsMode mode) { | 
| 1205   // ----------- S t a t e ------------- | 1205   // ----------- S t a t e ------------- | 
| 1206   // -- r3 : argument count (not including receiver) | 1206   // -- r3 : argument count (not including receiver) | 
| 1207   // -- r6 : new target | 1207   // -- r6 : new target | 
| 1208   // -- r4 : constructor to call | 1208   // -- r4 : constructor to call | 
| 1209   // -- r5 : allocation site feedback if available, undefined otherwise. | 1209   // -- r5 : allocation site feedback if available, undefined otherwise. | 
| 1210   // -- r7 : address of the first argument | 1210   // -- r7 : address of the first argument | 
| 1211   // ----------------------------------- | 1211   // ----------------------------------- | 
| 1212   Label stack_overflow; | 1212   Label stack_overflow; | 
| 1213 | 1213 | 
| 1214   // Push a slot for the receiver to be constructed. | 1214   // Push a slot for the receiver to be constructed. | 
| 1215   __ li(r0, Operand::Zero()); | 1215   __ li(r0, Operand::Zero()); | 
| 1216   __ push(r0); | 1216   __ push(r0); | 
| 1217 | 1217 | 
| 1218   // Push the arguments (skip if none). | 1218   // Push the arguments (skip if none). | 
| 1219   Label skip; | 1219   Label skip; | 
| 1220   __ cmpi(r3, Operand::Zero()); | 1220   __ cmpi(r3, Operand::Zero()); | 
| 1221   __ beq(&skip); | 1221   __ beq(&skip); | 
| 1222   // Push the arguments. r8, r7, r9 will be modified. | 1222   // Push the arguments. r8, r7, r9 will be modified. | 
| 1223   Generate_InterpreterPushArgs(masm, r3, r7, r3, r8, &stack_overflow); | 1223   Generate_InterpreterPushArgs(masm, r3, r7, r3, r8, &stack_overflow); | 
| 1224   __ bind(&skip); | 1224   __ bind(&skip); | 
| 1225 | 1225 | 
| 1226   __ AssertUndefinedOrAllocationSite(r5, r8); | 1226   __ AssertUndefinedOrAllocationSite(r5, r8); | 
| 1227   if (mode == PushArgsConstructMode::kJSFunction) { | 1227   if (mode == InterpreterPushArgsMode::kJSFunction) { | 
| 1228     __ AssertFunction(r4); | 1228     __ AssertFunction(r4); | 
| 1229 | 1229 | 
| 1230     // Tail call to the function-specific construct stub (still in the caller | 1230     // Tail call to the function-specific construct stub (still in the caller | 
| 1231     // context at this point). | 1231     // context at this point). | 
| 1232     __ LoadP(r7, FieldMemOperand(r4, JSFunction::kSharedFunctionInfoOffset)); | 1232     __ LoadP(r7, FieldMemOperand(r4, JSFunction::kSharedFunctionInfoOffset)); | 
| 1233     __ LoadP(r7, FieldMemOperand(r7, SharedFunctionInfo::kConstructStubOffset)); | 1233     __ LoadP(r7, FieldMemOperand(r7, SharedFunctionInfo::kConstructStubOffset)); | 
| 1234     // Jump to the construct function. | 1234     // Jump to the construct function. | 
| 1235     __ addi(ip, r7, Operand(Code::kHeaderSize - kHeapObjectTag)); | 1235     __ addi(ip, r7, Operand(Code::kHeaderSize - kHeapObjectTag)); | 
| 1236     __ Jump(ip); | 1236     __ Jump(ip); | 
| 1237   } else if (mode == PushArgsConstructMode::kWithFinalSpread) { | 1237   } else if (mode == InterpreterPushArgsMode::kWithFinalSpread) { | 
| 1238     // Call the constructor with r3, r4, and r6 unmodified. | 1238     // Call the constructor with r3, r4, and r6 unmodified. | 
| 1239     __ Jump(masm->isolate()->builtins()->ConstructWithSpread(), | 1239     __ Jump(masm->isolate()->builtins()->ConstructWithSpread(), | 
| 1240             RelocInfo::CODE_TARGET); | 1240             RelocInfo::CODE_TARGET); | 
| 1241   } else { | 1241   } else { | 
| 1242     DCHECK_EQ(PushArgsConstructMode::kOther, mode); | 1242     DCHECK_EQ(InterpreterPushArgsMode::kOther, mode); | 
| 1243     // Call the constructor with r3, r4, and r6 unmodified. | 1243     // Call the constructor with r3, r4, and r6 unmodified. | 
| 1244     __ Jump(masm->isolate()->builtins()->Construct(), RelocInfo::CODE_TARGET); | 1244     __ Jump(masm->isolate()->builtins()->Construct(), RelocInfo::CODE_TARGET); | 
| 1245   } | 1245   } | 
| 1246 | 1246 | 
| 1247   __ bind(&stack_overflow); | 1247   __ bind(&stack_overflow); | 
| 1248   { | 1248   { | 
| 1249     __ TailCallRuntime(Runtime::kThrowStackOverflow); | 1249     __ TailCallRuntime(Runtime::kThrowStackOverflow); | 
| 1250     // Unreachable Code. | 1250     // Unreachable Code. | 
| 1251     __ bkpt(0); | 1251     __ bkpt(0); | 
| 1252   } | 1252   } | 
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| 3111     __ CallRuntime(Runtime::kThrowStackOverflow); | 3111     __ CallRuntime(Runtime::kThrowStackOverflow); | 
| 3112     __ bkpt(0); | 3112     __ bkpt(0); | 
| 3113   } | 3113   } | 
| 3114 } | 3114 } | 
| 3115 | 3115 | 
| 3116 #undef __ | 3116 #undef __ | 
| 3117 }  // namespace internal | 3117 }  // namespace internal | 
| 3118 }  // namespace v8 | 3118 }  // namespace v8 | 
| 3119 | 3119 | 
| 3120 #endif  // V8_TARGET_ARCH_PPC | 3120 #endif  // V8_TARGET_ARCH_PPC | 
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