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S390: Collect call counts for constructor calls, too.

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Port a6ddbef064

Original commit message:

    The TurboFan inliner makes use of these counts.

R=mvstanton@chromium.org, joransiu@ca.ibm.com, michael_dawson@ca.ibm.com, mbrandy@us.ibm.com
BUG=

Review-Url: https://codereview.chromium.org/2014563002
Cr-Commit-Position: refs/heads/master@{#36518}
This commit is contained in:
jyan 2016-05-25 07:25:56 -07:00 committed by Commit bot
parent 52a6fced89
commit 4ce6c36ed8
2 changed files with 27 additions and 5 deletions
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2
src/s390/assembler-s390.h
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@ -609,7 +609,7 @@ class Assembler : public AssemblerBase {
void breakpoint(bool do_print) {
if (do_print) {
printf("DebugBreak is inserted to %p\n", pc_);
PrintF("DebugBreak is inserted to %p\n", static_cast<void*>(pc_));
}
#if V8_HOST_ARCH_64_BIT
int64_t value = reinterpret_cast<uint64_t>(&v8::base::OS::DebugBreak);

30
src/s390/code-stubs-s390.cc
View File

@ -1854,12 +1854,15 @@ static void GenerateRecordCallTarget(MacroAssembler* masm) {
// r4 : feedback vector
// r5 : slot in feedback vector (Smi)
Label initialize, done, miss, megamorphic, not_array_function;
Label done_initialize_count, done_increment_count;
DCHECK_EQ(*TypeFeedbackVector::MegamorphicSentinel(masm->isolate()),
masm->isolate()->heap()->megamorphic_symbol());
DCHECK_EQ(*TypeFeedbackVector::UninitializedSentinel(masm->isolate()),
masm->isolate()->heap()->uninitialized_symbol());
const int count_offset = FixedArray::kHeaderSize + kPointerSize;
// Load the cache state into r7.
__ SmiToPtrArrayOffset(r7, r5);
__ AddP(r7, r4, r7);
@ -1874,9 +1877,9 @@ static void GenerateRecordCallTarget(MacroAssembler* masm) {
Register weak_value = r9;
__ LoadP(weak_value, FieldMemOperand(r7, WeakCell::kValueOffset));
__ CmpP(r3, weak_value);
__ beq(&done);
__ beq(&done_increment_count, Label::kNear);
__ CompareRoot(r7, Heap::kmegamorphic_symbolRootIndex);
__ beq(&done);
__ beq(&done, Label::kNear);
__ LoadP(feedback_map, FieldMemOperand(r7, HeapObject::kMapOffset));
__ CompareRoot(feedback_map, Heap::kWeakCellMapRootIndex);
__ bne(&check_allocation_site);
@ -1897,7 +1900,7 @@ static void GenerateRecordCallTarget(MacroAssembler* masm) {
__ LoadNativeContextSlot(Context::ARRAY_FUNCTION_INDEX, r7);
__ CmpP(r3, r7);
__ bne(&megamorphic);
__ b(&done);
__ b(&done_increment_count, Label::kNear);
__ bind(&miss);
@ -1927,12 +1930,31 @@ static void GenerateRecordCallTarget(MacroAssembler* masm) {
// slot.
CreateAllocationSiteStub create_stub(masm->isolate());
CallStubInRecordCallTarget(masm, &create_stub);
__ b(&done);
__ b(&done_initialize_count, Label::kNear);
__ bind(&not_array_function);
CreateWeakCellStub weak_cell_stub(masm->isolate());
CallStubInRecordCallTarget(masm, &weak_cell_stub);
__ bind(&done_initialize_count);
// Initialize the call counter.
__ LoadSmiLiteral(r7, Smi::FromInt(1));
__ SmiToPtrArrayOffset(r6, r5);
__ AddP(r6, r4, r6);
__ StoreP(r7, FieldMemOperand(r6, count_offset), r0);
__ b(&done, Label::kNear);
__ bind(&done_increment_count);
// Increment the call count for monomorphic function calls.
__ SmiToPtrArrayOffset(r7, r5);
__ AddP(r7, r4, r7);
__ LoadP(r6, FieldMemOperand(r7, count_offset));
__ AddSmiLiteral(r6, r6, Smi::FromInt(1), r0);
__ StoreP(r6, FieldMemOperand(r7, count_offset), r0);
__ bind(&done);
}