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

Issue 1228113008: Crankshaft part of the 'loads and stores to global vars through property cell shortcuts' feature. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Addressed comments + regression test Created 5 years, 5 months ago
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Index: src/ppc/lithium-ppc.cc
diff --git a/src/ppc/lithium-ppc.cc b/src/ppc/lithium-ppc.cc
index 4f15a60d5de9a45ca51a664b05782aa09ec95b04..296f0ac364fce880be25ff33c5e25647eab2b13f 100644
--- a/src/ppc/lithium-ppc.cc
+++ b/src/ppc/lithium-ppc.cc
@@ -343,6 +343,12 @@ void LAccessArgumentsAt::PrintDataTo(StringStream* stream) {
}
+void LLoadGlobalViaContext::PrintDataTo(StringStream* stream) {
+ stream->Add(String::cast(*name())->ToCString().get());
+ stream->Add(" depth:%d slot:%d", depth(), slot_index());
+}
+
+
void LStoreNamedField::PrintDataTo(StringStream* stream) {
object()->PrintTo(stream);
std::ostringstream os;
@@ -361,6 +367,14 @@ void LStoreNamedGeneric::PrintDataTo(StringStream* stream) {
}
+void LStoreGlobalViaContext::PrintDataTo(StringStream* stream) {
+ stream->Add(String::cast(*name())->ToCString().get());
+ stream->Add(" <- ");
+ value()->PrintTo(stream);
+ stream->Add(" depth:%d slot:%d", depth(), slot_index());
+}
+
+
void LLoadKeyed::PrintDataTo(StringStream* stream) {
elements()->PrintTo(stream);
stream->Add("[");
@@ -2108,6 +2122,15 @@ LInstruction* LChunkBuilder::DoLoadGlobalGeneric(HLoadGlobalGeneric* instr) {
}
+LInstruction* LChunkBuilder::DoLoadGlobalViaContext(
+ HLoadGlobalViaContext* instr) {
+ LOperand* context = UseFixed(instr->context(), cp);
+ DCHECK(instr->slot_index() > 0);
+ LLoadGlobalViaContext* result = new (zone()) LLoadGlobalViaContext(context);
+ return MarkAsCall(DefineFixed(result, r3), instr);
+}
+
+
LInstruction* LChunkBuilder::DoLoadContextSlot(HLoadContextSlot* instr) {
LOperand* context = UseRegisterAtStart(instr->value());
LInstruction* result =
@@ -2388,6 +2411,19 @@ LInstruction* LChunkBuilder::DoStoreNamedGeneric(HStoreNamedGeneric* instr) {
}
+LInstruction* LChunkBuilder::DoStoreGlobalViaContext(
+ HStoreGlobalViaContext* instr) {
+ LOperand* context = UseFixed(instr->context(), cp);
+ LOperand* value = UseFixed(instr->value(),
+ StoreGlobalViaContextDescriptor::ValueRegister());
+ DCHECK(instr->slot_index() > 0);
+
+ LStoreGlobalViaContext* result =
+ new (zone()) LStoreGlobalViaContext(context, value);
+ return MarkAsCall(result, instr);
+}
+
+
LInstruction* LChunkBuilder::DoStringAdd(HStringAdd* instr) {
LOperand* context = UseFixed(instr->context(), cp);
LOperand* left = UseFixed(instr->left(), r4);
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