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Unified Diff: src/arm/lithium-arm.cc

Issue 11659022: Generate the TransitionElementsStub using Crankshaft (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Address review feedback Created 7 years, 10 months ago
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Index: src/arm/lithium-arm.cc
diff --git a/src/arm/lithium-arm.cc b/src/arm/lithium-arm.cc
index fb8f0d7332197fd5eee9c8f16a3f22763084ed21..04ab3810726f3cfd012ea150b71c170ddee1bf0b 100644
--- a/src/arm/lithium-arm.cc
+++ b/src/arm/lithium-arm.cc
@@ -2098,12 +2098,16 @@ LInstruction* LChunkBuilder::DoStoreKeyedGeneric(HStoreKeyedGeneric* instr) {
LInstruction* LChunkBuilder::DoTransitionElementsKind(
HTransitionElementsKind* instr) {
+ LOperand* object = UseRegister(instr->object());
if (IsSimpleMapChangeTransition(instr->from_kind(), instr->to_kind())) {
- LOperand* object = UseRegister(instr->object());
LOperand* new_map_reg = TempRegister();
LTransitionElementsKind* result =
new(zone()) LTransitionElementsKind(object, new_map_reg, NULL);
return DefineSameAsFirst(result);
+ } else if (FLAG_compiled_transitions) {
+ LTransitionElementsKind* result =
+ new(zone()) LTransitionElementsKind(object, NULL, NULL);
+ return AssignPointerMap(result);
} else {
LOperand* object = UseFixed(instr->object(), r0);
LOperand* fixed_object_reg = FixedTemp(r2);
@@ -2112,11 +2116,21 @@ LInstruction* LChunkBuilder::DoTransitionElementsKind(
new(zone()) LTransitionElementsKind(object,
new_map_reg,
fixed_object_reg);
- return MarkAsCall(DefineFixed(result, r0), instr);
+ return MarkAsCall(result, instr);
}
}
+LInstruction* LChunkBuilder::DoTrapAllocationMemento(
+ HTrapAllocationMemento* instr) {
+ LOperand* object = UseRegister(instr->object());
+ LOperand* temp = TempRegister();
+ LTrapAllocationMemento* result =
+ new(zone()) LTrapAllocationMemento(object, temp);
+ return AssignEnvironment(result);
+}
+
+
LInstruction* LChunkBuilder::DoStoreNamedField(HStoreNamedField* instr) {
bool needs_write_barrier = instr->NeedsWriteBarrier();
bool needs_write_barrier_for_map = !instr->transition().is_null() &&
@@ -2183,12 +2197,23 @@ LInstruction* LChunkBuilder::DoStringLength(HStringLength* instr) {
LInstruction* LChunkBuilder::DoAllocateObject(HAllocateObject* instr) {
+ info()->MarkAsDeferredCalling();
LAllocateObject* result =
new(zone()) LAllocateObject(TempRegister(), TempRegister());
return AssignPointerMap(DefineAsRegister(result));
}
+LInstruction* LChunkBuilder::DoAllocate(HAllocate* instr) {
+ info()->MarkAsDeferredCalling();
+ LOperand* size = UseTempRegister(instr->size());
+ LOperand* temp1 = TempRegister();
+ LOperand* temp2 = TempRegister();
+ LAllocate* result = new(zone()) LAllocate(size, temp1, temp2);
+ return AssignPointerMap(DefineAsRegister(result));
+}
+
+
LInstruction* LChunkBuilder::DoFastLiteral(HFastLiteral* instr) {
return MarkAsCall(DefineFixed(new(zone()) LFastLiteral, r0), instr);
}
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