Upgrade V8 to version 4.9.385.28
https://chromium.googlesource.com/v8/v8/+/4.9.385.28
FPIIM-449
Change-Id: I4b2e74289d4bf3667f2f3dc8aa2e541f63e26eb4
diff --git a/src/compiler/ia32/instruction-scheduler-ia32.cc b/src/compiler/ia32/instruction-scheduler-ia32.cc
new file mode 100644
index 0000000..0a8fcac
--- /dev/null
+++ b/src/compiler/ia32/instruction-scheduler-ia32.cc
@@ -0,0 +1,135 @@
+// Copyright 2015 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "src/compiler/instruction-scheduler.h"
+
+namespace v8 {
+namespace internal {
+namespace compiler {
+
+bool InstructionScheduler::SchedulerSupported() { return true; }
+
+
+int InstructionScheduler::GetTargetInstructionFlags(
+ const Instruction* instr) const {
+ switch (instr->arch_opcode()) {
+ case kIA32Add:
+ case kIA32And:
+ case kIA32Cmp:
+ case kIA32Test:
+ case kIA32Or:
+ case kIA32Xor:
+ case kIA32Sub:
+ case kIA32Imul:
+ case kIA32ImulHigh:
+ case kIA32UmulHigh:
+ case kIA32Idiv:
+ case kIA32Udiv:
+ case kIA32Not:
+ case kIA32Neg:
+ case kIA32Shl:
+ case kIA32Shr:
+ case kIA32Sar:
+ case kIA32Ror:
+ case kIA32Lzcnt:
+ case kIA32Tzcnt:
+ case kIA32Popcnt:
+ case kIA32Lea:
+ case kSSEFloat32Cmp:
+ case kSSEFloat32Add:
+ case kSSEFloat32Sub:
+ case kSSEFloat32Mul:
+ case kSSEFloat32Div:
+ case kSSEFloat32Max:
+ case kSSEFloat32Min:
+ case kSSEFloat32Abs:
+ case kSSEFloat32Neg:
+ case kSSEFloat32Sqrt:
+ case kSSEFloat32Round:
+ case kSSEFloat64Cmp:
+ case kSSEFloat64Add:
+ case kSSEFloat64Sub:
+ case kSSEFloat64Mul:
+ case kSSEFloat64Div:
+ case kSSEFloat64Mod:
+ case kSSEFloat64Max:
+ case kSSEFloat64Min:
+ case kSSEFloat64Abs:
+ case kSSEFloat64Neg:
+ case kSSEFloat64Sqrt:
+ case kSSEFloat64Round:
+ case kSSEFloat32ToFloat64:
+ case kSSEFloat64ToFloat32:
+ case kSSEFloat64ToInt32:
+ case kSSEFloat64ToUint32:
+ case kSSEInt32ToFloat64:
+ case kSSEUint32ToFloat64:
+ case kSSEFloat64ExtractLowWord32:
+ case kSSEFloat64ExtractHighWord32:
+ case kSSEFloat64InsertLowWord32:
+ case kSSEFloat64InsertHighWord32:
+ case kSSEFloat64LoadLowWord32:
+ case kAVXFloat32Add:
+ case kAVXFloat32Sub:
+ case kAVXFloat32Mul:
+ case kAVXFloat32Div:
+ case kAVXFloat32Max:
+ case kAVXFloat32Min:
+ case kAVXFloat64Add:
+ case kAVXFloat64Sub:
+ case kAVXFloat64Mul:
+ case kAVXFloat64Div:
+ case kAVXFloat64Max:
+ case kAVXFloat64Min:
+ case kAVXFloat64Abs:
+ case kAVXFloat64Neg:
+ case kAVXFloat32Abs:
+ case kAVXFloat32Neg:
+ case kIA32BitcastFI:
+ case kIA32BitcastIF:
+ return (instr->addressing_mode() == kMode_None)
+ ? kNoOpcodeFlags
+ : kIsLoadOperation | kHasSideEffect;
+
+ case kIA32Movsxbl:
+ case kIA32Movzxbl:
+ case kIA32Movb:
+ case kIA32Movsxwl:
+ case kIA32Movzxwl:
+ case kIA32Movw:
+ case kIA32Movl:
+ case kIA32Movss:
+ case kIA32Movsd:
+ // Moves are used for memory load/store operations.
+ return instr->HasOutput() ? kIsLoadOperation : kHasSideEffect;
+
+ case kIA32StackCheck:
+ return kIsLoadOperation;
+
+ case kIA32Push:
+ case kIA32PushFloat32:
+ case kIA32PushFloat64:
+ case kIA32Poke:
+ return kHasSideEffect;
+
+#define CASE(Name) case k##Name:
+ COMMON_ARCH_OPCODE_LIST(CASE)
+#undef CASE
+ // Already covered in architecture independent code.
+ UNREACHABLE();
+ }
+
+ UNREACHABLE();
+ return kNoOpcodeFlags;
+}
+
+
+int InstructionScheduler::GetInstructionLatency(const Instruction* instr) {
+ // TODO(all): Add instruction cost modeling.
+ return 1;
+}
+
+} // namespace compiler
+} // namespace internal
+} // namespace v8