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Unified Diff: src/ic/arm/handler-compiler-arm.cc

Issue 767743002: Hydrogen code stubs for vector-based ICs. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Rebase. Created 6 years ago
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Index: src/ic/arm/handler-compiler-arm.cc
diff --git a/src/ic/arm/handler-compiler-arm.cc b/src/ic/arm/handler-compiler-arm.cc
index 5dcbd0f35c3614a28d05cca62ee80302913cafc4..3b8f10e634b1487c794b8aae194ac7596c889024 100644
--- a/src/ic/arm/handler-compiler-arm.cc
+++ b/src/ic/arm/handler-compiler-arm.cc
@@ -92,6 +92,28 @@ void NamedStoreHandlerCompiler::GenerateStoreViaSetter(
}
+void PropertyHandlerCompiler::PushVectorAndSlot(Register vector,
+ Register slot) {
+ MacroAssembler* masm = this->masm();
+ __ push(vector);
+ __ push(slot);
+}
+
+
+void PropertyHandlerCompiler::PopVectorAndSlot(Register vector, Register slot) {
+ MacroAssembler* masm = this->masm();
+ __ pop(slot);
+ __ pop(vector);
+}
+
+
+void PropertyHandlerCompiler::DiscardVectorAndSlot() {
+ MacroAssembler* masm = this->masm();
+ // Remove vector and slot.
+ __ add(sp, sp, Operand(2 * kPointerSize));
+}
+
+
void PropertyHandlerCompiler::GenerateDictionaryNegativeLookup(
MacroAssembler* masm, Label* miss_label, Register receiver,
Handle<Name> name, Register scratch0, Register scratch1) {
@@ -484,6 +506,10 @@ void NamedLoadHandlerCompiler::FrontendFooter(Handle<Name> name, Label* miss) {
Label success;
__ b(&success);
__ bind(miss);
+ if (IC::ICUseVector(kind())) {
+ DCHECK(kind() == Code::LOAD_IC);
+ PopVectorAndSlot();
+ }
TailCallBuiltin(masm(), MissBuiltin(kind()));
__ bind(&success);
}
@@ -582,6 +608,7 @@ void NamedLoadHandlerCompiler::GenerateLoadInterceptorWithFollowup(
} else {
__ Push(holder_reg, this->name());
}
+ InterceptorVectorSlotPush(holder_reg);
// Invoke an interceptor. Note: map checks from receiver to
// interceptor's holder has been compiled before (see a caller
// of this method.)
@@ -599,6 +626,7 @@ void NamedLoadHandlerCompiler::GenerateLoadInterceptorWithFollowup(
__ Ret();
__ bind(&interceptor_failed);
+ InterceptorVectorSlotPop(holder_reg);
__ pop(this->name());
__ pop(holder_reg);
if (must_preserve_receiver_reg) {
@@ -628,7 +656,7 @@ void NamedLoadHandlerCompiler::GenerateLoadInterceptor(Register holder_reg) {
Handle<Code> NamedStoreHandlerCompiler::CompileStoreCallback(
Handle<JSObject> object, Handle<Name> name,
Handle<ExecutableAccessorInfo> callback) {
- Register holder_reg = Frontend(receiver(), name);
+ Register holder_reg = Frontend(name);
__ push(receiver()); // receiver
__ push(holder_reg);
@@ -669,6 +697,9 @@ Register NamedStoreHandlerCompiler::value() {
Handle<Code> NamedLoadHandlerCompiler::CompileLoadGlobal(
Handle<PropertyCell> cell, Handle<Name> name, bool is_configurable) {
Label miss;
+ if (IC::ICUseVector(kind())) {
+ PushVectorAndSlot();
+ }
FrontendHeader(receiver(), name, &miss);
// Get the value from the cell.
@@ -685,6 +716,9 @@ Handle<Code> NamedLoadHandlerCompiler::CompileLoadGlobal(
Counters* counters = isolate()->counters();
__ IncrementCounter(counters->named_load_global_stub(), 1, r1, r3);
+ if (IC::ICUseVector(kind())) {
+ DiscardVectorAndSlot();
+ }
__ Ret();
FrontendFooter(name, &miss);
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