From: mbrandy <mbrandy@us.ibm.com>
Date: Wed, 26 Aug 2015 20:08:25 +0000 (-0700)
Subject: PPC: Cleanup: Remove unncessary leave_frame parameter from stub cache.
X-Git-Tag: upstream/4.7.83~646
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=1607c9d16efd1e3ed4fefee5e6a0205ab5f1cc6c;p=platform%2Fupstream%2Fv8.git

PPC: Cleanup: Remove unncessary leave_frame parameter from stub cache.

Port fe432e1ace48c345c659c0bcb6a84798bca0b15e

R=mvstanton@chromium.org, jyan@ca.ibm.com, dstence@us.ibm.com, joransiu@ca.ibm.com
BUG=

Review URL: https://codereview.chromium.org/1321483003

Cr-Commit-Position: refs/heads/master@{#30394}
---

diff --git a/src/ic/ppc/ic-ppc.cc b/src/ic/ppc/ic-ppc.cc
index 7c9c049..7cac305 100644
--- a/src/ic/ppc/ic-ppc.cc
+++ b/src/ic/ppc/ic-ppc.cc
@@ -448,8 +448,8 @@ void KeyedLoadIC::GenerateMegamorphic(MacroAssembler* masm,
 
   Code::Flags flags = Code::RemoveTypeAndHolderFromFlags(
       Code::ComputeHandlerFlags(Code::LOAD_IC));
-  masm->isolate()->stub_cache()->GenerateProbe(
-      masm, Code::KEYED_LOAD_IC, flags, false, receiver, key, r7, r8, r9, r10);
+  masm->isolate()->stub_cache()->GenerateProbe(masm, Code::KEYED_LOAD_IC, flags,
+                                               receiver, key, r7, r8, r9, r10);
   // Cache miss.
   GenerateMiss(masm);
 
@@ -722,8 +722,8 @@ void KeyedStoreIC::GenerateMegamorphic(MacroAssembler* masm,
 
   Code::Flags flags = Code::RemoveTypeAndHolderFromFlags(
       Code::ComputeHandlerFlags(Code::STORE_IC));
-  masm->isolate()->stub_cache()->GenerateProbe(
-      masm, Code::STORE_IC, flags, false, receiver, key, r6, r7, r8, r9);
+  masm->isolate()->stub_cache()->GenerateProbe(masm, Code::STORE_IC, flags,
+                                               receiver, key, r6, r7, r8, r9);
   // Cache miss.
   __ b(&miss);
 
@@ -784,8 +784,8 @@ void StoreIC::GenerateMegamorphic(MacroAssembler* masm) {
   Code::Flags flags = Code::RemoveTypeAndHolderFromFlags(
       Code::ComputeHandlerFlags(Code::STORE_IC));
 
-  masm->isolate()->stub_cache()->GenerateProbe(
-      masm, Code::STORE_IC, flags, false, receiver, name, r6, r7, r8, r9);
+  masm->isolate()->stub_cache()->GenerateProbe(masm, Code::STORE_IC, flags,
+                                               receiver, name, r6, r7, r8, r9);
 
   // Cache miss: Jump to runtime.
   GenerateMiss(masm);
diff --git a/src/ic/ppc/stub-cache-ppc.cc b/src/ic/ppc/stub-cache-ppc.cc
index 079a159..ed703fb 100644
--- a/src/ic/ppc/stub-cache-ppc.cc
+++ b/src/ic/ppc/stub-cache-ppc.cc
@@ -16,7 +16,7 @@ namespace internal {
 
 
 static void ProbeTable(Isolate* isolate, MacroAssembler* masm,
-                       Code::Kind ic_kind, Code::Flags flags, bool leave_frame,
+                       Code::Kind ic_kind, Code::Flags flags,
                        StubCache::Table table, Register receiver, Register name,
                        // Number of the cache entry, not scaled.
                        Register offset, Register scratch, Register scratch2,
@@ -93,8 +93,6 @@ static void ProbeTable(Isolate* isolate, MacroAssembler* masm,
   }
 #endif
 
-  if (leave_frame) __ LeaveFrame(StackFrame::INTERNAL);
-
   // Jump to the first instruction in the code stub.
   __ addi(r0, code, Operand(Code::kHeaderSize - kHeapObjectTag));
   __ mtctr(r0);
@@ -106,10 +104,9 @@ static void ProbeTable(Isolate* isolate, MacroAssembler* masm,
 
 
 void StubCache::GenerateProbe(MacroAssembler* masm, Code::Kind ic_kind,
-                              Code::Flags flags, bool leave_frame,
-                              Register receiver, Register name,
-                              Register scratch, Register extra, Register extra2,
-                              Register extra3) {
+                              Code::Flags flags, Register receiver,
+                              Register name, Register scratch, Register extra,
+                              Register extra2, Register extra3) {
   Isolate* isolate = masm->isolate();
   Label miss;
 
@@ -163,8 +160,8 @@ void StubCache::GenerateProbe(MacroAssembler* masm, Code::Kind ic_kind,
           Operand((kPrimaryTableSize - 1) << kCacheIndexShift));
 
   // Probe the primary table.
-  ProbeTable(isolate, masm, ic_kind, flags, leave_frame, kPrimary, receiver,
-             name, scratch, extra, extra2, extra3);
+  ProbeTable(isolate, masm, ic_kind, flags, kPrimary, receiver, name, scratch,
+             extra, extra2, extra3);
 
   // Primary miss: Compute hash for secondary probe.
   __ sub(scratch, scratch, name);
@@ -173,8 +170,8 @@ void StubCache::GenerateProbe(MacroAssembler* masm, Code::Kind ic_kind,
           Operand((kSecondaryTableSize - 1) << kCacheIndexShift));
 
   // Probe the secondary table.
-  ProbeTable(isolate, masm, ic_kind, flags, leave_frame, kSecondary, receiver,
-             name, scratch, extra, extra2, extra3);
+  ProbeTable(isolate, masm, ic_kind, flags, kSecondary, receiver, name, scratch,
+             extra, extra2, extra3);
 
   // Cache miss: Fall-through and let caller handle the miss by
   // entering the runtime system.
diff --git a/src/ppc/code-stubs-ppc.cc b/src/ppc/code-stubs-ppc.cc
index 14b95e7..435ac47 100644
--- a/src/ppc/code-stubs-ppc.cc
+++ b/src/ppc/code-stubs-ppc.cc
@@ -4772,7 +4772,7 @@ void LoadICStub::GenerateImpl(MacroAssembler* masm, bool in_frame) {
   Code::Flags code_flags = Code::RemoveTypeAndHolderFromFlags(
       Code::ComputeHandlerFlags(Code::LOAD_IC));
   masm->isolate()->stub_cache()->GenerateProbe(masm, Code::LOAD_IC, code_flags,
-                                               false, receiver, name, feedback,
+                                               receiver, name, feedback,
                                                receiver_map, scratch1, r10);
 
   __ bind(&miss);