diff options
| -rw-r--r-- | js/src/jit/ScalarReplacement.cpp | 112 |
1 files changed, 0 insertions, 112 deletions
diff --git a/js/src/jit/ScalarReplacement.cpp b/js/src/jit/ScalarReplacement.cpp index 4614b2162..2065c0371 100644 --- a/js/src/jit/ScalarReplacement.cpp +++ b/js/src/jit/ScalarReplacement.cpp @@ -13,7 +13,6 @@ #include "jit/MIR.h" #include "jit/MIRGenerator.h" #include "jit/MIRGraph.h" -#include "vm/UnboxedObject.h" #include "jsobjinlines.h" @@ -183,25 +182,6 @@ IsObjectEscaped(MInstruction* ins, JSObject* objDefault) JitSpewDef(JitSpew_Escape, "is escaped by\n", def); return true; - case MDefinition::Op_LoadUnboxedScalar: - case MDefinition::Op_StoreUnboxedScalar: - case MDefinition::Op_LoadUnboxedObjectOrNull: - case MDefinition::Op_StoreUnboxedObjectOrNull: - case MDefinition::Op_LoadUnboxedString: - case MDefinition::Op_StoreUnboxedString: - // Not escaped if it is the first argument. - if (def->indexOf(*i) != 0) { - JitSpewDef(JitSpew_Escape, "is escaped by\n", def); - return true; - } - - if (!def->getOperand(1)->isConstant()) { - JitSpewDef(JitSpew_Escape, "is addressed with unknown index\n", def); - return true; - } - - break; - case MDefinition::Op_PostWriteBarrier: break; @@ -305,12 +285,6 @@ class ObjectMemoryView : public MDefinitionVisitorDefaultNoop void visitGuardShape(MGuardShape* ins); void visitFunctionEnvironment(MFunctionEnvironment* ins); void visitLambda(MLambda* ins); - void visitStoreUnboxedScalar(MStoreUnboxedScalar* ins); - void visitLoadUnboxedScalar(MLoadUnboxedScalar* ins); - void visitStoreUnboxedObjectOrNull(MStoreUnboxedObjectOrNull* ins); - void visitLoadUnboxedObjectOrNull(MLoadUnboxedObjectOrNull* ins); - void visitStoreUnboxedString(MStoreUnboxedString* ins); - void visitLoadUnboxedString(MLoadUnboxedString* ins); private: void storeOffset(MInstruction* ins, size_t offset, MDefinition* value); @@ -656,21 +630,6 @@ ObjectMemoryView::visitLambda(MLambda* ins) ins->setIncompleteObject(); } -static size_t -GetOffsetOf(MDefinition* index, size_t width, int32_t baseOffset) -{ - int32_t idx = index->toConstant()->toInt32(); - MOZ_ASSERT(idx >= 0); - MOZ_ASSERT(baseOffset >= 0 && size_t(baseOffset) >= UnboxedPlainObject::offsetOfData()); - return idx * width + baseOffset - UnboxedPlainObject::offsetOfData(); -} - -static size_t -GetOffsetOf(MDefinition* index, Scalar::Type type, int32_t baseOffset) -{ - return GetOffsetOf(index, Scalar::byteSize(type), baseOffset); -} - void ObjectMemoryView::storeOffset(MInstruction* ins, size_t offset, MDefinition* value) { @@ -700,77 +659,6 @@ ObjectMemoryView::loadOffset(MInstruction* ins, size_t offset) ins->block()->discard(ins); } -void -ObjectMemoryView::visitStoreUnboxedScalar(MStoreUnboxedScalar* ins) -{ - // Skip stores made on other objects. - if (ins->elements() != obj_) - return; - - size_t offset = GetOffsetOf(ins->index(), ins->storageType(), ins->offsetAdjustment()); - storeOffset(ins, offset, ins->value()); -} - -void -ObjectMemoryView::visitLoadUnboxedScalar(MLoadUnboxedScalar* ins) -{ - // Skip loads made on other objects. - if (ins->elements() != obj_) - return; - - // Replace load by the slot value. - size_t offset = GetOffsetOf(ins->index(), ins->storageType(), ins->offsetAdjustment()); - loadOffset(ins, offset); -} - -void -ObjectMemoryView::visitStoreUnboxedObjectOrNull(MStoreUnboxedObjectOrNull* ins) -{ - // Skip stores made on other objects. - if (ins->elements() != obj_) - return; - - // Clone the state and update the slot value. - size_t offset = GetOffsetOf(ins->index(), sizeof(uintptr_t), ins->offsetAdjustment()); - storeOffset(ins, offset, ins->value()); -} - -void -ObjectMemoryView::visitLoadUnboxedObjectOrNull(MLoadUnboxedObjectOrNull* ins) -{ - // Skip loads made on other objects. - if (ins->elements() != obj_) - return; - - // Replace load by the slot value. - size_t offset = GetOffsetOf(ins->index(), sizeof(uintptr_t), ins->offsetAdjustment()); - loadOffset(ins, offset); -} - -void -ObjectMemoryView::visitStoreUnboxedString(MStoreUnboxedString* ins) -{ - // Skip stores made on other objects. - if (ins->elements() != obj_) - return; - - // Clone the state and update the slot value. - size_t offset = GetOffsetOf(ins->index(), sizeof(uintptr_t), ins->offsetAdjustment()); - storeOffset(ins, offset, ins->value()); -} - -void -ObjectMemoryView::visitLoadUnboxedString(MLoadUnboxedString* ins) -{ - // Skip loads made on other objects. - if (ins->elements() != obj_) - return; - - // Replace load by the slot value. - size_t offset = GetOffsetOf(ins->index(), sizeof(uintptr_t), ins->offsetAdjustment()); - loadOffset(ins, offset); -} - static bool IndexOf(MDefinition* ins, int32_t* res) { |