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Issue 1379933003: Revert of [Interpreter] Add CallRuntime support to the interpreter. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 5 years, 2 months ago
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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 // 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_IA32 5 #if V8_TARGET_ARCH_IA32
6 6
7 #include "src/base/bits.h" 7 #include "src/base/bits.h"
8 #include "src/base/division-by-constant.h" 8 #include "src/base/division-by-constant.h"
9 #include "src/bootstrapper.h" 9 #include "src/bootstrapper.h"
10 #include "src/codegen.h" 10 #include "src/codegen.h"
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967 EnterExitFrameEpilogue(3, save_doubles); 967 EnterExitFrameEpilogue(3, save_doubles);
968 } 968 }
969 969
970 970
971 void MacroAssembler::EnterApiExitFrame(int argc) { 971 void MacroAssembler::EnterApiExitFrame(int argc) {
972 EnterExitFramePrologue(); 972 EnterExitFramePrologue();
973 EnterExitFrameEpilogue(argc, false); 973 EnterExitFrameEpilogue(argc, false);
974 } 974 }
975 975
976 976
977 void MacroAssembler::LeaveExitFrame(bool save_doubles, bool pop_arguments) { 977 void MacroAssembler::LeaveExitFrame(bool save_doubles) {
978 // Optionally restore all XMM registers. 978 // Optionally restore all XMM registers.
979 if (save_doubles) { 979 if (save_doubles) {
980 const int offset = -2 * kPointerSize; 980 const int offset = -2 * kPointerSize;
981 for (int i = 0; i < XMMRegister::kMaxNumRegisters; i++) { 981 for (int i = 0; i < XMMRegister::kMaxNumRegisters; i++) {
982 XMMRegister reg = XMMRegister::from_code(i); 982 XMMRegister reg = XMMRegister::from_code(i);
983 movsd(reg, Operand(ebp, offset - ((i + 1) * kDoubleSize))); 983 movsd(reg, Operand(ebp, offset - ((i + 1) * kDoubleSize)));
984 } 984 }
985 } 985 }
986 986
987 if (pop_arguments) { 987 // Get the return address from the stack and restore the frame pointer.
988 // Get the return address from the stack and restore the frame pointer. 988 mov(ecx, Operand(ebp, 1 * kPointerSize));
989 mov(ecx, Operand(ebp, 1 * kPointerSize)); 989 mov(ebp, Operand(ebp, 0 * kPointerSize));
990 mov(ebp, Operand(ebp, 0 * kPointerSize));
991 990
992 // Pop the arguments and the receiver from the caller stack. 991 // Pop the arguments and the receiver from the caller stack.
993 lea(esp, Operand(esi, 1 * kPointerSize)); 992 lea(esp, Operand(esi, 1 * kPointerSize));
994 993
995 // Push the return address to get ready to return. 994 // Push the return address to get ready to return.
996 push(ecx); 995 push(ecx);
997 } else {
998 // Otherwise just leave the exit frame.
999 leave();
1000 }
1001 996
1002 LeaveExitFrameEpilogue(true); 997 LeaveExitFrameEpilogue(true);
1003 } 998 }
1004 999
1005 1000
1006 void MacroAssembler::LeaveExitFrameEpilogue(bool restore_context) { 1001 void MacroAssembler::LeaveExitFrameEpilogue(bool restore_context) {
1007 // Restore current context from top and clear it in debug mode. 1002 // Restore current context from top and clear it in debug mode.
1008 ExternalReference context_address(Isolate::kContextAddress, isolate()); 1003 ExternalReference context_address(Isolate::kContextAddress, isolate());
1009 if (restore_context) { 1004 if (restore_context) {
1010 mov(esi, Operand::StaticVariable(context_address)); 1005 mov(esi, Operand::StaticVariable(context_address));
(...skipping 2114 matching lines...) Expand 10 before | Expand all | Expand 10 after
3125 mov(eax, dividend); 3120 mov(eax, dividend);
3126 shr(eax, 31); 3121 shr(eax, 31);
3127 add(edx, eax); 3122 add(edx, eax);
3128 } 3123 }
3129 3124
3130 3125
3131 } // namespace internal 3126 } // namespace internal
3132 } // namespace v8 3127 } // namespace v8
3133 3128
3134 #endif // V8_TARGET_ARCH_IA32 3129 #endif // V8_TARGET_ARCH_IA32
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