PPC/s390: [turbofan] Collect invocation counts and compute relative call frequencies.

src/builtins/s390/builtins-s390.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #if V8_TARGET_ARCH_S390
 
 #include "src/codegen.h"
 #include "src/debug/debug.h"
 #include "src/deoptimizer.h"
 #include "src/full-codegen/full-codegen.h"
@@ skipping 1069 matching lines @@
   __ LoadP(kInterpreterBytecodeArrayRegister,
            FieldMemOperand(debug_info, DebugInfo::kDebugBytecodeArrayIndex));
   __ bind(&array_done);
 
   // Check whether we should continue to use the interpreter.
   Label switch_to_different_code_kind;
   __ LoadP(r2, FieldMemOperand(r2, SharedFunctionInfo::kCodeOffset));
   __ CmpP(r2, Operand(masm->CodeObject()));  // Self-reference to this code.
   __ bne(&switch_to_different_code_kind);
 
+  // Increment invocation count for the function.
+  __ LoadP(r6, FieldMemOperand(r3, JSFunction::kLiteralsOffset));
+  __ LoadP(r6, FieldMemOperand(r6, LiteralsArray::kFeedbackVectorOffset));
+  __ LoadP(r1, FieldMemOperand(r6, TypeFeedbackVector::kInvocationCountIndex *
+                                           kPointerSize +
+                                       TypeFeedbackVector::kHeaderSize));
+  __ AddSmiLiteral(r1, r1, Smi::FromInt(1), r0);
+  __ StoreP(r1, FieldMemOperand(r6, TypeFeedbackVector::kInvocationCountIndex *
+                                            kPointerSize +
+                                        TypeFeedbackVector::kHeaderSize));
+
   // Check function data field is actually a BytecodeArray object.
   if (FLAG_debug_code) {
     __ TestIfSmi(kInterpreterBytecodeArrayRegister);
     __ Assert(ne, kFunctionDataShouldBeBytecodeArrayOnInterpreterEntry);
     __ CompareObjectType(kInterpreterBytecodeArrayRegister, r2, no_reg,
                          BYTECODE_ARRAY_TYPE);
     __ Assert(eq, kFunctionDataShouldBeBytecodeArrayOnInterpreterEntry);
   }
 
   // Load the initial bytecode offset.
@@ skipping 1957 matching lines @@
     __ bkpt(0);
   }
 }
 
 #undef __
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_S390