Reviewers: danno, dcarney, Paul Lind, kisg, palfia,
Description:
MIPS: store ics for js api accessors.
Port r16571 (9266312)
BUG=
Please review this at https://codereview.chromium.org/23780003/
SVN Base: https://github.com/v8/v8.git@gbl
Affected files (+50, -13 lines):
M src/mips/stub-cache-mips.cc
Index: src/mips/stub-cache-mips.cc
diff --git a/src/mips/stub-cache-mips.cc b/src/mips/stub-cache-mips.cc
index
4342a06d5bd4ed8c78bed534237ceb4ef66d5ae3..cc75a61a965da4311478ede5939c869cc386aecc
100644
--- a/src/mips/stub-cache-mips.cc
+++ b/src/mips/stub-cache-mips.cc
@@ -917,6 +917,36 @@ static void GenerateFastApiDirectCall(MacroAssembler*
masm,
kFastApiCallArguments + 1);
}
+
+// Generate call to api function.
+static void GenerateFastApiCall(MacroAssembler* masm,
+ const CallOptimization& optimization,
+ Register receiver,
+ Register scratch,
+ int argc,
+ Register* values) {
+ ASSERT(optimization.is_simple_api_call());
+ ASSERT(!receiver.is(scratch));
+
+ const int stack_space = kFastApiCallArguments + argc + 1;
+ // Assign stack space for the call arguments.
+ __ Subu(sp, sp, Operand(stack_space * kPointerSize));
+ // Write holder to stack frame.
+ __ sw(receiver, MemOperand(sp, 0));
+ // Write receiver to stack frame.
+ int index = stack_space - 1;
+ __ sw(receiver, MemOperand(sp, index * kPointerSize));
+ // Write the arguments to stack frame.
+ for (int i = 0; i < argc; i++) {
+ ASSERT(!receiver.is(values[i]));
+ ASSERT(!scratch.is(values[i]));
+ __ sw(receiver, MemOperand(sp, index-- * kPointerSize));
+ }
+
+ GenerateFastApiDirectCall(masm, optimization, argc);
+}
+
+
class CallInterceptorCompiler BASE_EMBEDDED {
public:
CallInterceptorCompiler(StubCompiler* stub_compiler,
@@ -1375,19 +1405,8 @@ void
BaseLoadStubCompiler::GenerateLoadConstant(Handle<Object> value) {
void BaseLoadStubCompiler::GenerateLoadCallback(
const CallOptimization& call_optimization) {
- ASSERT(call_optimization.is_simple_api_call());
-
- // Assign stack space for the call arguments.
- __ Subu(sp, sp, Operand((kFastApiCallArguments + 1) * kPointerSize));
-
- int argc = 0;
- int api_call_argc = argc + kFastApiCallArguments;
- // Write holder to stack frame.
- __ sw(receiver(), MemOperand(sp, 0));
- // Write receiver to stack frame.
- __ sw(receiver(), MemOperand(sp, api_call_argc * kPointerSize));
-
- GenerateFastApiDirectCall(masm(), call_optimization, argc);
+ GenerateFastApiCall(
+ masm(), call_optimization, receiver(), scratch3(), 0, NULL);
}
@@ -2814,6 +2833,24 @@ Handle<Code> StoreStubCompiler::CompileStoreCallback(
}
+Handle<Code> StoreStubCompiler::CompileStoreCallback(
+ Handle<JSObject> object,
+ Handle<JSObject> holder,
+ Handle<Name> name,
+ const CallOptimization& call_optimization) {
+ Label success;
+ HandlerFrontend(object, receiver(), holder, name, &success);
+ __ bind(&success);
+
+ Register values[] = { value() };
+ GenerateFastApiCall(
+ masm(), call_optimization, receiver(), scratch3(), 1, values);
+
+ // Return the generated code.
+ return GetCode(kind(), Code::CALLBACKS, name);
+}
+
+
#undef __
#define __ ACCESS_MASM(masm)
--
--
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