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PPC/s390: [heap] Remove the old write barrier.

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Port ef6c175c59

R=ulan@chromium.org, joransiu@ca.ibm.com, michael_dawson@ca.ibm.com
BUG=

Change-Id: I045c22ac71d6ac18e10429e7ba1a7a5ef107529e
Reviewed-on: https://chromium-review.googlesource.com/755894
Reviewed-by: Joran Siu <joransiu@ca.ibm.com>
Commit-Queue: Junliang Yan <jyan@ca.ibm.com>
Cr-Commit-Position: refs/heads/master@{#49163}
This commit is contained in:
Junliang Yan 2017-11-06 17:12:19 -05:00 committed by Commit Bot
parent da5a8e3dd2
commit 2e0a5bb5f5
2 changed files with 9 additions and 2 deletions
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4
src/ppc/code-stubs-ppc.cc
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@ -149,6 +149,10 @@ void DoubleToIStub::Generate(MacroAssembler* masm) {
__ Ret();
}
void StoreRegistersStateStub::Generate(MacroAssembler* masm) {
__ PushSafepointRegisters();
__ blr();
}
void RestoreRegistersStateStub::Generate(MacroAssembler* masm) {
__ PopSafepointRegisters();

7
src/s390/code-stubs-s390.cc
View File

@ -143,6 +143,11 @@ void DoubleToIStub::Generate(MacroAssembler* masm) {
__ Ret();
}
void StoreRegistersStateStub::Generate(MacroAssembler* masm) {
__ PushSafepointRegisters();
__ b(r14);
}
void RestoreRegistersStateStub::Generate(MacroAssembler* masm) {
__ PopSafepointRegisters();
__ b(r14);
@ -259,7 +264,6 @@ bool CEntryStub::NeedsImmovableCode() { return true; }
void CodeStub::GenerateStubsAheadOfTime(Isolate* isolate) {
CEntryStub::GenerateAheadOfTime(isolate);
StoreBufferOverflowStub::GenerateFixedRegStubsAheadOfTime(isolate);
CommonArrayConstructorStub::GenerateStubsAheadOfTime(isolate);
StoreRegistersStateStub::GenerateAheadOfTime(isolate);
RestoreRegistersStateStub::GenerateAheadOfTime(isolate);
@ -279,7 +283,6 @@ void RestoreRegistersStateStub::GenerateAheadOfTime(Isolate* isolate) {
void CodeStub::GenerateFPStubs(Isolate* isolate) {
SaveFPRegsMode mode = kSaveFPRegs;
CEntryStub(isolate, 1, mode).GetCode();
StoreBufferOverflowStub(isolate, mode).GetCode();
}
void CEntryStub::GenerateAheadOfTime(Isolate* isolate) {