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Issue 2357313003: AOT: Add a separate switchable call state for unlinked calls. (Closed)
Patch Set: . Created 4 years, 2 months ago
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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a 2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file. 3 // BSD-style license that can be found in the LICENSE file.
4 4
5 #include "vm/globals.h" 5 #include "vm/globals.h"
6 #if defined(TARGET_ARCH_ARM) 6 #if defined(TARGET_ARCH_ARM)
7 7
8 #include "vm/assembler.h" 8 #include "vm/assembler.h"
9 #include "vm/code_generator.h" 9 #include "vm/code_generator.h"
10 #include "vm/cpu.h" 10 #include "vm/cpu.h"
(...skipping 2107 matching lines...) Expand 10 before | Expand all | Expand 10 after
2118 __ Bind(&miss); 2118 __ Bind(&miss);
2119 __ LoadIsolate(R2); 2119 __ LoadIsolate(R2);
2120 __ ldr(CODE_REG, Address(R2, Isolate::ic_miss_code_offset())); 2120 __ ldr(CODE_REG, Address(R2, Isolate::ic_miss_code_offset()));
2121 __ ldr(R1, FieldAddress(CODE_REG, Code::entry_point_offset())); 2121 __ ldr(R1, FieldAddress(CODE_REG, Code::entry_point_offset()));
2122 __ bx(R1); 2122 __ bx(R1);
2123 } 2123 }
2124 2124
2125 2125
2126 // Called from switchable IC calls. 2126 // Called from switchable IC calls.
2127 // R0: receiver 2127 // R0: receiver
2128 // R9: UnlinkedCall
2129 void StubCode::GenerateUnlinkedCallStub(Assembler* assembler) {
2130 __ NoMonomorphicCheckedEntry();
2131
2132 __ EnterStubFrame();
2133 __ Push(R0); // Preserve receiver.
2134
2135 __ PushObject(Object::null_object()); // Result.
2136 __ Push(R0); // Arg0: Receiver
2137 __ Push(R9); // Arg1: UnlinkedCall
2138 __ CallRuntime(kUnlinkedCallRuntimeEntry, 2);
2139 __ Drop(2);
2140 __ Pop(R9); // result = IC
2141
2142 __ Pop(R0); // Restore receiver.
2143 __ LeaveStubFrame();
2144
2145 __ ldr(CODE_REG, Address(THR, Thread::ic_lookup_through_code_stub_offset()));
2146 __ ldr(R1, FieldAddress(CODE_REG, Code::checked_entry_point_offset()));
2147 __ bx(R1);
2148 }
2149
2150
2151 // Called from switchable IC calls.
2152 // R0: receiver
2128 // R9: SingleTargetCache 2153 // R9: SingleTargetCache
2129 // Passed to target: 2154 // Passed to target:
2130 // CODE_REG: target Code object 2155 // CODE_REG: target Code object
2131 void StubCode::GenerateSingleTargetCallStub(Assembler* assembler) { 2156 void StubCode::GenerateSingleTargetCallStub(Assembler* assembler) {
2132 __ NoMonomorphicCheckedEntry(); 2157 __ NoMonomorphicCheckedEntry();
2133 2158
2134 Label miss; 2159 Label miss;
2135 2160
2136 __ LoadClassIdMayBeSmi(R1, R0); 2161 __ LoadClassIdMayBeSmi(R1, R0);
2137 __ ldrh(R2, FieldAddress(R9, SingleTargetCache::lower_limit_offset())); 2162 __ ldrh(R2, FieldAddress(R9, SingleTargetCache::lower_limit_offset()));
(...skipping 48 matching lines...) Expand 10 before | Expand all | Expand 10 after
2186 } 2211 }
2187 2212
2188 2213
2189 void StubCode::GenerateFrameAwaitingMaterializationStub(Assembler* assembler) { 2214 void StubCode::GenerateFrameAwaitingMaterializationStub(Assembler* assembler) {
2190 __ bkpt(0); 2215 __ bkpt(0);
2191 } 2216 }
2192 2217
2193 } // namespace dart 2218 } // namespace dart
2194 2219
2195 #endif // defined TARGET_ARCH_ARM 2220 #endif // defined TARGET_ARCH_ARM
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