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Side by Side Diff: src/builtins/s390/builtins-s390.cc

Issue 2809093002: Revert of PPC/s390: [ignition] Add call bytecodes for undefined receiver (Closed)
Patch Set: Created 3 years, 8 months ago
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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_S390 5 #if V8_TARGET_ARCH_S390
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"
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1094 // here which will cause scratch to become negative. 1094 // here which will cause scratch to become negative.
1095 __ SubP(scratch, sp, scratch); 1095 __ SubP(scratch, sp, scratch);
1096 // Check if the arguments will overflow the stack. 1096 // Check if the arguments will overflow the stack.
1097 __ ShiftLeftP(r0, num_args, Operand(kPointerSizeLog2)); 1097 __ ShiftLeftP(r0, num_args, Operand(kPointerSizeLog2));
1098 __ CmpP(scratch, r0); 1098 __ CmpP(scratch, r0);
1099 __ ble(stack_overflow); // Signed comparison. 1099 __ ble(stack_overflow); // Signed comparison.
1100 } 1100 }
1101 1101
1102 static void Generate_InterpreterPushArgs(MacroAssembler* masm, 1102 static void Generate_InterpreterPushArgs(MacroAssembler* masm,
1103 Register num_args, Register index, 1103 Register num_args, Register index,
1104 Register count, Register scratch) { 1104 Register count, Register scratch,
1105 Label* stack_overflow) {
1106 // Add a stack check before pushing arguments.
1107 Generate_StackOverflowCheck(masm, num_args, scratch, stack_overflow);
1108
1105 Label loop; 1109 Label loop;
1106 __ AddP(index, index, Operand(kPointerSize)); // Bias up for LoadPU 1110 __ AddP(index, index, Operand(kPointerSize)); // Bias up for LoadPU
1107 __ LoadRR(r0, count); 1111 __ LoadRR(r0, count);
1108 __ bind(&loop); 1112 __ bind(&loop);
1109 __ LoadP(scratch, MemOperand(index, -kPointerSize)); 1113 __ LoadP(scratch, MemOperand(index, -kPointerSize));
1110 __ lay(index, MemOperand(index, -kPointerSize)); 1114 __ lay(index, MemOperand(index, -kPointerSize));
1111 __ push(scratch); 1115 __ push(scratch);
1112 __ SubP(r0, Operand(1)); 1116 __ SubP(r0, Operand(1));
1113 __ bne(&loop); 1117 __ bne(&loop);
1114 } 1118 }
1115 1119
1116 // static 1120 // static
1117 void Builtins::Generate_InterpreterPushArgsThenCallImpl( 1121 void Builtins::Generate_InterpreterPushArgsThenCallImpl(
1118 MacroAssembler* masm, ConvertReceiverMode receiver_mode, 1122 MacroAssembler* masm, TailCallMode tail_call_mode,
1119 TailCallMode tail_call_mode, InterpreterPushArgsMode mode) { 1123 InterpreterPushArgsMode mode) {
1120 // ----------- S t a t e ------------- 1124 // ----------- S t a t e -------------
1121 // -- r2 : the number of arguments (not including the receiver) 1125 // -- r2 : the number of arguments (not including the receiver)
1122 // -- r4 : the address of the first argument to be pushed. Subsequent 1126 // -- r4 : the address of the first argument to be pushed. Subsequent
1123 // arguments should be consecutive above this, in the same order as 1127 // arguments should be consecutive above this, in the same order as
1124 // they are to be pushed onto the stack. 1128 // they are to be pushed onto the stack.
1125 // -- r3 : the target to call (can be any Object). 1129 // -- r3 : the target to call (can be any Object).
1126 // ----------------------------------- 1130 // -----------------------------------
1127 Label stack_overflow; 1131 Label stack_overflow;
1128 1132
1129 // Calculate number of arguments (AddP one for receiver). 1133 // Calculate number of arguments (AddP one for receiver).
1130 __ AddP(r5, r2, Operand(1)); 1134 __ AddP(r5, r2, Operand(1));
1131 Generate_StackOverflowCheck(masm, r5, ip, &stack_overflow);
1132
1133 // Push "undefined" as the receiver arg if we need to.
1134 if (receiver_mode == ConvertReceiverMode::kNullOrUndefined) {
1135 __ PushRoot(Heap::kUndefinedValueRootIndex);
1136 __ LoadRR(r5, r2); // Argument count is correct.
1137 }
1138 1135
1139 // Push the arguments. 1136 // Push the arguments.
1140 Generate_InterpreterPushArgs(masm, r5, r4, r5, r6); 1137 Generate_InterpreterPushArgs(masm, r5, r4, r5, r6, &stack_overflow);
1141 1138
1142 // Call the target. 1139 // Call the target.
1143 if (mode == InterpreterPushArgsMode::kJSFunction) { 1140 if (mode == InterpreterPushArgsMode::kJSFunction) {
1144 __ Jump(masm->isolate()->builtins()->CallFunction(ConvertReceiverMode::kAny, 1141 __ Jump(masm->isolate()->builtins()->CallFunction(ConvertReceiverMode::kAny,
1145 tail_call_mode), 1142 tail_call_mode),
1146 RelocInfo::CODE_TARGET); 1143 RelocInfo::CODE_TARGET);
1147 } else if (mode == InterpreterPushArgsMode::kWithFinalSpread) { 1144 } else if (mode == InterpreterPushArgsMode::kWithFinalSpread) {
1148 __ Jump(masm->isolate()->builtins()->CallWithSpread(), 1145 __ Jump(masm->isolate()->builtins()->CallWithSpread(),
1149 RelocInfo::CODE_TARGET); 1146 RelocInfo::CODE_TARGET);
1150 } else { 1147 } else {
(...skipping 23 matching lines...) Expand all
1174 Label stack_overflow; 1171 Label stack_overflow;
1175 1172
1176 // Push a slot for the receiver to be constructed. 1173 // Push a slot for the receiver to be constructed.
1177 __ LoadImmP(r0, Operand::Zero()); 1174 __ LoadImmP(r0, Operand::Zero());
1178 __ push(r0); 1175 __ push(r0);
1179 1176
1180 // Push the arguments (skip if none). 1177 // Push the arguments (skip if none).
1181 Label skip; 1178 Label skip;
1182 __ CmpP(r2, Operand::Zero()); 1179 __ CmpP(r2, Operand::Zero());
1183 __ beq(&skip); 1180 __ beq(&skip);
1184 Generate_StackOverflowCheck(masm, r2, ip, &stack_overflow); 1181 Generate_InterpreterPushArgs(masm, r2, r6, r2, r7, &stack_overflow);
1185 Generate_InterpreterPushArgs(masm, r2, r6, r2, r7);
1186 __ bind(&skip); 1182 __ bind(&skip);
1187 1183
1188 __ AssertUndefinedOrAllocationSite(r4, r7); 1184 __ AssertUndefinedOrAllocationSite(r4, r7);
1189 if (mode == InterpreterPushArgsMode::kJSFunction) { 1185 if (mode == InterpreterPushArgsMode::kJSFunction) {
1190 __ AssertFunction(r3); 1186 __ AssertFunction(r3);
1191 1187
1192 // Tail call to the function-specific construct stub (still in the caller 1188 // Tail call to the function-specific construct stub (still in the caller
1193 // context at this point). 1189 // context at this point).
1194 __ LoadP(r6, FieldMemOperand(r3, JSFunction::kSharedFunctionInfoOffset)); 1190 __ LoadP(r6, FieldMemOperand(r3, JSFunction::kSharedFunctionInfoOffset));
1195 __ LoadP(r6, FieldMemOperand(r6, SharedFunctionInfo::kConstructStubOffset)); 1191 __ LoadP(r6, FieldMemOperand(r6, SharedFunctionInfo::kConstructStubOffset));
(...skipping 22 matching lines...) Expand all
1218 void Builtins::Generate_InterpreterPushArgsThenConstructArray( 1214 void Builtins::Generate_InterpreterPushArgsThenConstructArray(
1219 MacroAssembler* masm) { 1215 MacroAssembler* masm) {
1220 // ----------- S t a t e ------------- 1216 // ----------- S t a t e -------------
1221 // -- r2 : argument count (not including receiver) 1217 // -- r2 : argument count (not including receiver)
1222 // -- r3 : target to call verified to be Array function 1218 // -- r3 : target to call verified to be Array function
1223 // -- r4 : allocation site feedback if available, undefined otherwise. 1219 // -- r4 : allocation site feedback if available, undefined otherwise.
1224 // -- r5 : address of the first argument 1220 // -- r5 : address of the first argument
1225 // ----------------------------------- 1221 // -----------------------------------
1226 Label stack_overflow; 1222 Label stack_overflow;
1227 1223
1228 // Push a slot for the receiver to be constructed. 1224 __ AddP(r6, r2, Operand(1)); // Add one for receiver.
1229 __ LoadImmP(r0, Operand::Zero());
1230 __ push(r0);
1231
1232 Generate_StackOverflowCheck(masm, r2, ip, &stack_overflow);
1233 1225
1234 // Push the arguments. r6, r8, r3 will be modified. 1226 // Push the arguments. r6, r8, r3 will be modified.
1235 Generate_InterpreterPushArgs(masm, r6, r5, r2, r7); 1227 Generate_InterpreterPushArgs(masm, r6, r5, r6, r7, &stack_overflow);
1236 1228
1237 // Array constructor expects constructor in r5. It is same as r3 here. 1229 // Array constructor expects constructor in r5. It is same as r3 here.
1238 __ LoadRR(r5, r3); 1230 __ LoadRR(r5, r3);
1239 1231
1240 ArrayConstructorStub stub(masm->isolate()); 1232 ArrayConstructorStub stub(masm->isolate());
1241 __ TailCallStub(&stub); 1233 __ TailCallStub(&stub);
1242 1234
1243 __ bind(&stack_overflow); 1235 __ bind(&stack_overflow);
1244 { 1236 {
1245 __ TailCallRuntime(Runtime::kThrowStackOverflow); 1237 __ TailCallRuntime(Runtime::kThrowStackOverflow);
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3100 // Now jump to the instructions of the returned code object. 3092 // Now jump to the instructions of the returned code object.
3101 __ Jump(ip); 3093 __ Jump(ip);
3102 } 3094 }
3103 3095
3104 #undef __ 3096 #undef __
3105 3097
3106 } // namespace internal 3098 } // namespace internal
3107 } // namespace v8 3099 } // namespace v8
3108 3100
3109 #endif // V8_TARGET_ARCH_S390 3101 #endif // V8_TARGET_ARCH_S390
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