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X87: VectorICs: vector [keyed]store ic MISS handling infrastructure.

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port a913f4bf5c (r29870).

original commit message:

BUG=

Review URL: https://codereview.chromium.org/1257883003

Cr-Commit-Position: refs/heads/master@{#29890}
This commit is contained in:
chunyang.dai 2015-07-28 01:32:46 -07:00 committed by Commit bot
parent 4eeafb8802
commit 95fc22e4c8
1 changed files with 21 additions and 8 deletions
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29
src/ic/x87/ic-x87.cc
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@ -751,13 +751,24 @@ static void StoreIC_PushArgs(MacroAssembler* masm) {
Register name = StoreDescriptor::NameRegister();
Register value = StoreDescriptor::ValueRegister();
DCHECK(!ebx.is(receiver) && !ebx.is(name) && !ebx.is(value));
if (FLAG_vector_stores) {
Register slot = VectorStoreICDescriptor::SlotRegister();
Register vector = VectorStoreICDescriptor::VectorRegister();
__ pop(ebx);
__ push(receiver);
__ push(name);
__ push(value);
__ push(ebx);
__ xchg(receiver, Operand(esp, 0));
__ push(name);
__ push(value);
__ push(slot);
__ push(vector);
__ push(receiver); // Contains the return address.
} else {
DCHECK(!ebx.is(receiver) && !ebx.is(name) && !ebx.is(value));
__ pop(ebx);
__ push(receiver);
__ push(name);
__ push(value);
__ push(ebx);
}
}
@ -766,7 +777,8 @@ void StoreIC::GenerateMiss(MacroAssembler* masm) {
StoreIC_PushArgs(masm);
// Perform tail call to the entry.
__ TailCallRuntime(Runtime::kStoreIC_Miss, 3, 1);
int args = FLAG_vector_stores ? 5 : 3;
__ TailCallRuntime(Runtime::kStoreIC_Miss, args, 1);
}
@ -802,7 +814,8 @@ void KeyedStoreIC::GenerateMiss(MacroAssembler* masm) {
StoreIC_PushArgs(masm);
// Do tail-call to runtime routine.
__ TailCallRuntime(Runtime::kKeyedStoreIC_Miss, 3, 1);
int args = FLAG_vector_stores ? 5 : 3;
__ TailCallRuntime(Runtime::kKeyedStoreIC_Miss, args, 1);
}