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-rw-r--r--js/src/jit/Lowering.cpp46
1 files changed, 42 insertions, 4 deletions
diff --git a/js/src/jit/Lowering.cpp b/js/src/jit/Lowering.cpp
index 108450983..c3bd47744 100644
--- a/js/src/jit/Lowering.cpp
+++ b/js/src/jit/Lowering.cpp
@@ -2895,6 +2895,32 @@ LIRGenerator::visitSetInitializedLength(MSetInitializedLength* ins)
}
void
+LIRGenerator::visitUnboxedArrayLength(MUnboxedArrayLength* ins)
+{
+ define(new(alloc()) LUnboxedArrayLength(useRegisterAtStart(ins->object())), ins);
+}
+
+void
+LIRGenerator::visitUnboxedArrayInitializedLength(MUnboxedArrayInitializedLength* ins)
+{
+ define(new(alloc()) LUnboxedArrayInitializedLength(useRegisterAtStart(ins->object())), ins);
+}
+
+void
+LIRGenerator::visitIncrementUnboxedArrayInitializedLength(MIncrementUnboxedArrayInitializedLength* ins)
+{
+ add(new(alloc()) LIncrementUnboxedArrayInitializedLength(useRegister(ins->object())), ins);
+}
+
+void
+LIRGenerator::visitSetUnboxedArrayInitializedLength(MSetUnboxedArrayInitializedLength* ins)
+{
+ add(new(alloc()) LSetUnboxedArrayInitializedLength(useRegister(ins->object()),
+ useRegisterOrConstant(ins->length()),
+ temp()), ins);
+}
+
+void
LIRGenerator::visitNot(MNot* ins)
{
MDefinition* op = ins->input();
@@ -3143,16 +3169,22 @@ LIRGenerator::visitStoreElementHole(MStoreElementHole* ins)
const LUse elements = useRegister(ins->elements());
const LAllocation index = useRegisterOrConstant(ins->index());
+ // Use a temp register when adding new elements to unboxed arrays.
+ LDefinition tempDef = LDefinition::BogusTemp();
+ if (ins->unboxedType() != JSVAL_TYPE_MAGIC)
+ tempDef = temp();
+
LInstruction* lir;
switch (ins->value()->type()) {
case MIRType::Value:
- lir = new(alloc()) LStoreElementHoleV(object, elements, index, useBox(ins->value()));
+ lir = new(alloc()) LStoreElementHoleV(object, elements, index, useBox(ins->value()),
+ tempDef);
break;
default:
{
const LAllocation value = useRegisterOrNonDoubleConstant(ins->value());
- lir = new(alloc()) LStoreElementHoleT(object, elements, index, value);
+ lir = new(alloc()) LStoreElementHoleT(object, elements, index, value, tempDef);
break;
}
}
@@ -3171,14 +3203,20 @@ LIRGenerator::visitFallibleStoreElement(MFallibleStoreElement* ins)
const LUse elements = useRegister(ins->elements());
const LAllocation index = useRegisterOrConstant(ins->index());
+ // Use a temp register when adding new elements to unboxed arrays.
+ LDefinition tempDef = LDefinition::BogusTemp();
+ if (ins->unboxedType() != JSVAL_TYPE_MAGIC)
+ tempDef = temp();
+
LInstruction* lir;
switch (ins->value()->type()) {
case MIRType::Value:
- lir = new(alloc()) LFallibleStoreElementV(object, elements, index, useBox(ins->value()));
+ lir = new(alloc()) LFallibleStoreElementV(object, elements, index, useBox(ins->value()),
+ tempDef);
break;
default:
const LAllocation value = useRegisterOrNonDoubleConstant(ins->value());
- lir = new(alloc()) LFallibleStoreElementT(object, elements, index, value);
+ lir = new(alloc()) LFallibleStoreElementT(object, elements, index, value, tempDef);
break;
}