Author: [email protected]
Date: Fri Jul 10 16:26:33 2009
New Revision: 2430
Modified:
branches/bleeding_edge/src/arm/ic-arm.cc
branches/bleeding_edge/src/arm/stub-cache-arm.cc
Log:
Port the function prototype load stub to ARM.
Review URL: http://codereview.chromium.org/155373
Modified: branches/bleeding_edge/src/arm/ic-arm.cc
==============================================================================
--- branches/bleeding_edge/src/arm/ic-arm.cc (original)
+++ branches/bleeding_edge/src/arm/ic-arm.cc Fri Jul 10 16:26:33 2009
@@ -192,11 +192,14 @@
// -- [sp] : receiver
// -----------------------------------
- // NOTE: Right now, this code always misses on ARM which is
- // sub-optimal. We should port the fast case code from IA-32.
+ Label miss;
- Handle<Code> ic(Builtins::builtin(Builtins::LoadIC_Miss));
- __ Jump(ic, RelocInfo::CODE_TARGET);
+ // Load receiver.
+ __ ldr(r0, MemOperand(sp, 0));
+
+ StubCompiler::GenerateLoadFunctionPrototype(masm, r0, r1, r3, &miss);
+ __ bind(&miss);
+ StubCompiler::GenerateLoadMiss(masm, Code::LOAD_IC);
}
Modified: branches/bleeding_edge/src/arm/stub-cache-arm.cc
==============================================================================
--- branches/bleeding_edge/src/arm/stub-cache-arm.cc (original)
+++ branches/bleeding_edge/src/arm/stub-cache-arm.cc Fri Jul 10 16:26:33
2009
@@ -247,6 +247,17 @@
}
+void StubCompiler::GenerateLoadFunctionPrototype(MacroAssembler* masm,
+ Register receiver,
+ Register scratch1,
+ Register scratch2,
+ Label* miss_label) {
+ __ TryGetFunctionPrototype(receiver, scratch1, scratch2, miss_label);
+ __ mov(r0, scratch1);
+ __ Ret();
+}
+
+
// Generate StoreField code, value is passed in r0 register.
// After executing generated code, the receiver_reg and name_reg
// may be clobbered.
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