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Diffstat (limited to 'deps/v8/src/compiler/arm/instruction-selector-arm.cc')
-rw-r--r--deps/v8/src/compiler/arm/instruction-selector-arm.cc235
1 files changed, 90 insertions, 145 deletions
diff --git a/deps/v8/src/compiler/arm/instruction-selector-arm.cc b/deps/v8/src/compiler/arm/instruction-selector-arm.cc
index 277d9779c0..28d7a7fcd0 100644
--- a/deps/v8/src/compiler/arm/instruction-selector-arm.cc
+++ b/deps/v8/src/compiler/arm/instruction-selector-arm.cc
@@ -411,36 +411,33 @@ void VisitPairAtomicBinOp(InstructionSelector* selector, Node* node,
Node* value = node->InputAt(2);
Node* value_high = node->InputAt(3);
AddressingMode addressing_mode = kMode_Offset_RR;
- InstructionOperand inputs[] = {g.UseUniqueRegister(value),
- g.UseUniqueRegister(value_high),
- g.UseRegister(base), g.UseRegister(index)};
- InstructionOperand outputs[] = {
- g.DefineAsFixed(NodeProperties::FindProjection(node, 0), r2),
- g.DefineAsFixed(NodeProperties::FindProjection(node, 1), r3)};
- InstructionOperand temps[] = {g.TempRegister(), g.TempRegister(r6),
- g.TempRegister(r7), g.TempRegister()};
- InstructionCode code = opcode | AddressingModeField::encode(addressing_mode);
- selector->Emit(code, arraysize(outputs), outputs, arraysize(inputs), inputs,
- arraysize(temps), temps);
-}
-
-void VisitNarrowAtomicBinOp(InstructionSelector* selector, Node* node,
- ArchOpcode opcode) {
- ArmOperandGenerator g(selector);
- Node* base = node->InputAt(0);
- Node* index = node->InputAt(1);
- Node* value = node->InputAt(2);
- AddressingMode addressing_mode = kMode_Offset_RR;
- InstructionOperand inputs[3] = {g.UseRegister(base), g.UseRegister(index),
- g.UseUniqueRegister(value)};
- InstructionOperand outputs[] = {
- g.DefineAsFixed(NodeProperties::FindProjection(node, 0), r4),
- g.DefineAsFixed(NodeProperties::FindProjection(node, 1), r5)};
- InstructionOperand temps[] = {g.TempRegister(), g.TempRegister(),
- g.TempRegister()};
+ InstructionOperand inputs[] = {
+ g.UseUniqueRegister(value), g.UseUniqueRegister(value_high),
+ g.UseUniqueRegister(base), g.UseUniqueRegister(index)};
+ Node* projection0 = NodeProperties::FindProjection(node, 0);
+ Node* projection1 = NodeProperties::FindProjection(node, 1);
InstructionCode code = opcode | AddressingModeField::encode(addressing_mode);
- selector->Emit(code, arraysize(outputs), outputs, arraysize(inputs), inputs,
- arraysize(temps), temps);
+ if (projection1) {
+ InstructionOperand outputs[] = {g.DefineAsFixed(projection0, r2),
+ g.DefineAsFixed(projection1, r3)};
+ InstructionOperand temps[] = {g.TempRegister(), g.TempRegister(r6),
+ g.TempRegister(r7), g.TempRegister()};
+ selector->Emit(code, arraysize(outputs), outputs, arraysize(inputs), inputs,
+ arraysize(temps), temps);
+ } else if (projection0) {
+ InstructionOperand outputs[] = {g.DefineAsFixed(projection0, r2)};
+ InstructionOperand temps[] = {g.TempRegister(), g.TempRegister(r6),
+ g.TempRegister(r7), g.TempRegister(),
+ g.TempRegister(r3)};
+ selector->Emit(code, arraysize(outputs), outputs, arraysize(inputs), inputs,
+ arraysize(temps), temps);
+ } else {
+ InstructionOperand temps[] = {g.TempRegister(), g.TempRegister(r6),
+ g.TempRegister(r7), g.TempRegister(),
+ g.TempRegister(r2), g.TempRegister(r3)};
+ selector->Emit(code, 0, nullptr, arraysize(inputs), inputs,
+ arraysize(temps), temps);
+ }
}
} // namespace
@@ -2265,16 +2262,29 @@ void InstructionSelector::VisitWord32AtomicPairLoad(Node* node) {
ArmOperandGenerator g(this);
Node* base = node->InputAt(0);
Node* index = node->InputAt(1);
- InstructionOperand inputs[] = {g.UseRegister(base), g.UseRegister(index)};
- InstructionOperand outputs[] = {
- g.DefineAsFixed(NodeProperties::FindProjection(node, 0), r0),
- g.DefineAsFixed(NodeProperties::FindProjection(node, 1), r1)};
- InstructionOperand temps[] = {g.TempRegister()};
AddressingMode addressing_mode = kMode_Offset_RR;
InstructionCode code =
kArmWord32AtomicPairLoad | AddressingModeField::encode(addressing_mode);
- Emit(code, arraysize(outputs), outputs, arraysize(inputs), inputs,
- arraysize(temps), temps);
+ InstructionOperand inputs[] = {g.UseUniqueRegister(base),
+ g.UseUniqueRegister(index)};
+ Node* projection0 = NodeProperties::FindProjection(node, 0);
+ Node* projection1 = NodeProperties::FindProjection(node, 1);
+ if (projection1) {
+ InstructionOperand outputs[] = {g.DefineAsFixed(projection0, r0),
+ g.DefineAsFixed(projection1, r1)};
+ InstructionOperand temps[] = {g.TempRegister()};
+ Emit(code, arraysize(outputs), outputs, arraysize(inputs), inputs,
+ arraysize(temps), temps);
+ } else if (projection0) {
+ InstructionOperand outputs[] = {g.DefineAsFixed(projection0, r0)};
+ InstructionOperand temps[] = {g.TempRegister(), g.TempRegister(r1)};
+ Emit(code, arraysize(outputs), outputs, arraysize(inputs), inputs,
+ arraysize(temps), temps);
+ } else {
+ InstructionOperand temps[] = {g.TempRegister(), g.TempRegister(r0),
+ g.TempRegister(r1)};
+ Emit(code, 0, nullptr, arraysize(inputs), inputs, arraysize(temps), temps);
+ }
}
void InstructionSelector::VisitWord32AtomicPairStore(Node* node) {
@@ -2314,39 +2324,6 @@ void InstructionSelector::VisitWord32AtomicPairXor(Node* node) {
VisitPairAtomicBinOp(this, node, kArmWord32AtomicPairXor);
}
-void InstructionSelector::VisitWord64AtomicNarrowBinop(Node* node,
- ArchOpcode uint8_op,
- ArchOpcode uint16_op,
- ArchOpcode uint32_op) {
- MachineType type = AtomicOpType(node->op());
- DCHECK(type != MachineType::Uint64());
- ArchOpcode opcode = kArchNop;
- if (type == MachineType::Uint32()) {
- opcode = uint32_op;
- } else if (type == MachineType::Uint16()) {
- opcode = uint16_op;
- } else if (type == MachineType::Uint8()) {
- opcode = uint8_op;
- } else {
- UNREACHABLE();
- return;
- }
- VisitNarrowAtomicBinOp(this, node, opcode);
-}
-
-#define VISIT_ATOMIC_BINOP(op) \
- void InstructionSelector::VisitWord64AtomicNarrow##op(Node* node) { \
- VisitWord64AtomicNarrowBinop(node, kArmWord64AtomicNarrow##op##Uint8, \
- kArmWord64AtomicNarrow##op##Uint16, \
- kArmWord64AtomicNarrow##op##Uint32); \
- }
-VISIT_ATOMIC_BINOP(Add)
-VISIT_ATOMIC_BINOP(Sub)
-VISIT_ATOMIC_BINOP(And)
-VISIT_ATOMIC_BINOP(Or)
-VISIT_ATOMIC_BINOP(Xor)
-#undef VISIT_ATOMIC_BINOP
-
void InstructionSelector::VisitWord32AtomicPairExchange(Node* node) {
ArmOperandGenerator g(this);
Node* base = node->InputAt(0);
@@ -2354,95 +2331,63 @@ void InstructionSelector::VisitWord32AtomicPairExchange(Node* node) {
Node* value = node->InputAt(2);
Node* value_high = node->InputAt(3);
AddressingMode addressing_mode = kMode_Offset_RR;
- InstructionOperand inputs[] = {g.UseFixed(value, r0),
- g.UseFixed(value_high, r1),
- g.UseRegister(base), g.UseRegister(index)};
- InstructionOperand outputs[] = {
- g.DefineAsFixed(NodeProperties::FindProjection(node, 0), r6),
- g.DefineAsFixed(NodeProperties::FindProjection(node, 1), r7)};
- InstructionOperand temps[] = {g.TempRegister(), g.TempRegister()};
+ InstructionOperand inputs[] = {
+ g.UseFixed(value, r0), g.UseFixed(value_high, r1),
+ g.UseUniqueRegister(base), g.UseUniqueRegister(index)};
InstructionCode code = kArmWord32AtomicPairExchange |
AddressingModeField::encode(addressing_mode);
- Emit(code, arraysize(outputs), outputs, arraysize(inputs), inputs,
- arraysize(temps), temps);
-}
-
-void InstructionSelector::VisitWord64AtomicNarrowExchange(Node* node) {
- ArmOperandGenerator g(this);
- Node* base = node->InputAt(0);
- Node* index = node->InputAt(1);
- Node* value = node->InputAt(2);
- ArchOpcode opcode = kArchNop;
- MachineType type = AtomicOpType(node->op());
- if (type == MachineType::Uint8()) {
- opcode = kArmWord64AtomicNarrowExchangeUint8;
- } else if (type == MachineType::Uint16()) {
- opcode = kArmWord64AtomicNarrowExchangeUint16;
- } else if (type == MachineType::Uint32()) {
- opcode = kArmWord64AtomicNarrowExchangeUint32;
+ Node* projection0 = NodeProperties::FindProjection(node, 0);
+ Node* projection1 = NodeProperties::FindProjection(node, 1);
+ if (projection1) {
+ InstructionOperand outputs[] = {g.DefineAsFixed(projection0, r6),
+ g.DefineAsFixed(projection1, r7)};
+ InstructionOperand temps[] = {g.TempRegister(), g.TempRegister()};
+ Emit(code, arraysize(outputs), outputs, arraysize(inputs), inputs,
+ arraysize(temps), temps);
+ } else if (projection0) {
+ InstructionOperand outputs[] = {g.DefineAsFixed(projection0, r6)};
+ InstructionOperand temps[] = {g.TempRegister(), g.TempRegister(),
+ g.TempRegister(r7)};
+ Emit(code, arraysize(outputs), outputs, arraysize(inputs), inputs,
+ arraysize(temps), temps);
} else {
- UNREACHABLE();
- return;
+ InstructionOperand temps[] = {g.TempRegister(), g.TempRegister(),
+ g.TempRegister(r6), g.TempRegister(r7)};
+ Emit(code, 0, nullptr, arraysize(inputs), inputs, arraysize(temps), temps);
}
- AddressingMode addressing_mode = kMode_Offset_RR;
- InstructionOperand inputs[] = {g.UseRegister(base), g.UseRegister(index),
- g.UseUniqueRegister(value)};
- InstructionOperand outputs[] = {
- g.DefineAsRegister(NodeProperties::FindProjection(node, 0)),
- g.DefineAsRegister(NodeProperties::FindProjection(node, 1))};
- InstructionOperand temps[] = {g.TempRegister(), g.TempRegister()};
- InstructionCode code = opcode | AddressingModeField::encode(addressing_mode);
- Emit(code, arraysize(outputs), outputs, arraysize(inputs), inputs,
- arraysize(temps), temps);
}
void InstructionSelector::VisitWord32AtomicPairCompareExchange(Node* node) {
ArmOperandGenerator g(this);
AddressingMode addressing_mode = kMode_Offset_RR;
- InstructionOperand inputs[] = {
- g.UseFixed(node->InputAt(2), r4), g.UseFixed(node->InputAt(3), r5),
- g.UseFixed(node->InputAt(4), r8), g.UseFixed(node->InputAt(5), r9),
- g.UseRegister(node->InputAt(0)), g.UseRegister(node->InputAt(1))};
- InstructionOperand outputs[] = {
- g.DefineAsFixed(NodeProperties::FindProjection(node, 0), r2),
- g.DefineAsFixed(NodeProperties::FindProjection(node, 1), r3)};
- InstructionOperand temps[] = {g.TempRegister(), g.TempRegister()};
+ InstructionOperand inputs[] = {g.UseFixed(node->InputAt(2), r4),
+ g.UseFixed(node->InputAt(3), r5),
+ g.UseFixed(node->InputAt(4), r8),
+ g.UseFixed(node->InputAt(5), r9),
+ g.UseUniqueRegister(node->InputAt(0)),
+ g.UseUniqueRegister(node->InputAt(1))};
InstructionCode code = kArmWord32AtomicPairCompareExchange |
AddressingModeField::encode(addressing_mode);
- Emit(code, arraysize(outputs), outputs, arraysize(inputs), inputs,
- arraysize(temps), temps);
-}
-
-void InstructionSelector::VisitWord64AtomicNarrowCompareExchange(Node* node) {
- ArmOperandGenerator g(this);
- Node* base = node->InputAt(0);
- Node* index = node->InputAt(1);
- Node* old_value = node->InputAt(2);
- Node* new_value = node->InputAt(3);
- ArchOpcode opcode = kArchNop;
- MachineType type = AtomicOpType(node->op());
- if (type == MachineType::Uint8()) {
- opcode = kArmWord64AtomicNarrowCompareExchangeUint8;
- } else if (type == MachineType::Uint16()) {
- opcode = kArmWord64AtomicNarrowCompareExchangeUint16;
- } else if (type == MachineType::Uint32()) {
- opcode = kArmWord64AtomicNarrowCompareExchangeUint32;
+ Node* projection0 = NodeProperties::FindProjection(node, 0);
+ Node* projection1 = NodeProperties::FindProjection(node, 1);
+ if (projection1) {
+ InstructionOperand outputs[] = {g.DefineAsFixed(projection0, r2),
+ g.DefineAsFixed(projection1, r3)};
+ InstructionOperand temps[] = {g.TempRegister(), g.TempRegister()};
+ Emit(code, arraysize(outputs), outputs, arraysize(inputs), inputs,
+ arraysize(temps), temps);
+ } else if (projection0) {
+ InstructionOperand outputs[] = {
+ g.DefineAsFixed(NodeProperties::FindProjection(node, 0), r2)};
+ InstructionOperand temps[] = {g.TempRegister(), g.TempRegister(),
+ g.TempRegister(r3)};
+ Emit(code, arraysize(outputs), outputs, arraysize(inputs), inputs,
+ arraysize(temps), temps);
} else {
- UNREACHABLE();
- return;
+ InstructionOperand temps[] = {g.TempRegister(), g.TempRegister(),
+ g.TempRegister(r2), g.TempRegister(r3)};
+ Emit(code, 0, nullptr, arraysize(inputs), inputs, arraysize(temps), temps);
}
- AddressingMode addressing_mode = kMode_Offset_RR;
- InstructionOperand inputs[] = {g.UseRegister(base), g.UseRegister(index),
- g.UseUniqueRegister(old_value),
- g.UseUniqueRegister(new_value)};
- InstructionOperand outputs[] = {
- g.DefineAsRegister(NodeProperties::FindProjection(node, 0)),
- g.DefineAsRegister(NodeProperties::FindProjection(node, 1))};
- InstructionOperand temps[] = {g.TempRegister(), g.TempRegister(),
- g.TempRegister()};
- InstructionCode code = opcode | AddressingModeField::encode(addressing_mode);
- Emit(code, arraysize(outputs), outputs, arraysize(inputs), inputs,
- arraysize(temps), temps);
}
#define SIMD_TYPE_LIST(V) \
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