Revision: 17806
Author: [email protected]
Date: Fri Nov 15 21:12:51 2013 UTC
Log: MIPS: Generate KeyedLoadDictionaryElementStub with Hydrogen
Port r17804 (15aa3804)
BUG=
[email protected]
Review URL: https://codereview.chromium.org/74363002
http://code.google.com/p/v8/source/detail?r=17806
Modified:
/branches/bleeding_edge/src/mips/code-stubs-mips.cc
/branches/bleeding_edge/src/mips/macro-assembler-mips.cc
=======================================
--- /branches/bleeding_edge/src/mips/code-stubs-mips.cc Fri Nov 15 17:34:34
2013 UTC
+++ /branches/bleeding_edge/src/mips/code-stubs-mips.cc Fri Nov 15 21:12:51
2013 UTC
@@ -112,6 +112,17 @@
descriptor->deoptimization_handler_ =
FUNCTION_ADDR(KeyedLoadIC_MissFromStubFailure);
}
+
+
+void KeyedLoadDictionaryElementStub::InitializeInterfaceDescriptor(
+ Isolate* isolate,
+ CodeStubInterfaceDescriptor* descriptor) {
+ static Register registers[] = {a1, a0 };
+ descriptor->register_param_count_ = 2;
+ descriptor->register_params_ = registers;
+ descriptor->deoptimization_handler_ =
+ FUNCTION_ADDR(KeyedLoadIC_MissFromStubFailure);
+}
void LoadFieldStub::InitializeInterfaceDescriptor(
=======================================
--- /branches/bleeding_edge/src/mips/macro-assembler-mips.cc Thu Nov 14
18:48:54 2013 UTC
+++ /branches/bleeding_edge/src/mips/macro-assembler-mips.cc Fri Nov 15
21:12:51 2013 UTC
@@ -510,8 +510,7 @@
Subu(reg1, reg1, Operand(1));
// Generate an unrolled loop that performs a few probes before giving up.
- static const int kProbes = 4;
- for (int i = 0; i < kProbes; i++) {
+ for (int i = 0; i < kNumberDictionaryProbes; i++) {
// Use reg2 for index calculations and keep the hash intact in reg0.
mov(reg2, reg0);
// Compute the masked index: (hash + i + i * i) & mask.
@@ -530,7 +529,7 @@
addu(reg2, elements, at);
lw(at, FieldMemOperand(reg2,
SeededNumberDictionary::kElementsStartOffset));
- if (i != kProbes - 1) {
+ if (i != kNumberDictionaryProbes - 1) {
Branch(&done, eq, key, Operand(at));
} else {
Branch(miss, ne, key, Operand(at));
--
--
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