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X87: Flesh out vector ic state query and set mechanisms.

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port c142994f74

original commit message:

    Flesh out vector ic state query and set mechanisms.

    The IC system now fully integrates the vector concept and can
    handle loads and keyed loads vector-based.

BUG=

Review URL: https://codereview.chromium.org/763953002

Cr-Commit-Position: refs/heads/master@{#25556}
This commit is contained in:
chunyang.dai 2014-11-27 20:18:03 -08:00 committed by Commit bot
parent 65aa17b9c3
commit 5d4f77fd76
1 changed files with 39 additions and 10 deletions
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49
src/ic/x87/ic-x87.cc
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@ -769,31 +769,52 @@ void LoadIC::GenerateNormal(MacroAssembler* masm) {
static void LoadIC_PushArgs(MacroAssembler* masm) {
Register receiver = LoadDescriptor::ReceiverRegister();
Register name = LoadDescriptor::NameRegister();
DCHECK(!ebx.is(receiver) && !ebx.is(name));
if (FLAG_vector_ics) {
Register slot = VectorLoadICDescriptor::SlotRegister();
Register vector = VectorLoadICDescriptor::VectorRegister();
DCHECK(!edi.is(receiver) && !edi.is(name) && !edi.is(slot) &&
!edi.is(vector));
__ pop(ebx);
__ push(receiver);
__ push(name);
__ push(ebx);
__ pop(edi);
__ push(receiver);
__ push(name);
__ push(slot);
__ push(vector);
__ push(edi);
} else {
DCHECK(!ebx.is(receiver) && !ebx.is(name));
__ pop(ebx);
__ push(receiver);
__ push(name);
__ push(ebx);
}
}
void LoadIC::GenerateMiss(MacroAssembler* masm) {
// Return address is on the stack.
__ IncrementCounter(masm->isolate()->counters()->load_miss(), 1);
LoadIC_PushArgs(masm);
// Perform tail call to the entry.
ExternalReference ref =
ExternalReference(IC_Utility(kLoadIC_Miss), masm->isolate());
__ TailCallExternalReference(ref, 2, 1);
int arg_count = FLAG_vector_ics ? 4 : 2;
__ TailCallExternalReference(ref, arg_count, 1);
}
void LoadIC::GenerateRuntimeGetProperty(MacroAssembler* masm) {
// Return address is on the stack.
LoadIC_PushArgs(masm);
Register receiver = LoadDescriptor::ReceiverRegister();
Register name = LoadDescriptor::NameRegister();
DCHECK(!ebx.is(receiver) && !ebx.is(name));
__ pop(ebx);
__ push(receiver);
__ push(name);
__ push(ebx);
// Perform tail call to the entry.
__ TailCallRuntime(Runtime::kGetProperty, 2, 1);
@ -809,13 +830,21 @@ void KeyedLoadIC::GenerateMiss(MacroAssembler* masm) {
// Perform tail call to the entry.
ExternalReference ref =
ExternalReference(IC_Utility(kKeyedLoadIC_Miss), masm->isolate());
__ TailCallExternalReference(ref, 2, 1);
int arg_count = FLAG_vector_ics ? 4 : 2;
__ TailCallExternalReference(ref, arg_count, 1);
}
void KeyedLoadIC::GenerateRuntimeGetProperty(MacroAssembler* masm) {
// Return address is on the stack.
LoadIC_PushArgs(masm);
Register receiver = LoadDescriptor::ReceiverRegister();
Register name = LoadDescriptor::NameRegister();
DCHECK(!ebx.is(receiver) && !ebx.is(name));
__ pop(ebx);
__ push(receiver);
__ push(name);
__ push(ebx);
// Perform tail call to the entry.
__ TailCallRuntime(Runtime::kKeyedGetProperty, 2, 1);