Beings adding SIMD support to arm64.

runtime/vm/intrinsifier_arm64.cc

 // Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/globals.h"  // Needed here to get TARGET_ARCH_ARM64.
 #if defined(TARGET_ARCH_ARM64)
 
 #include "vm/intrinsifier.h"
 
 #include "vm/assembler.h"
@@ skipping 179 matching lines @@
   // Store the type argument field in the growable array object.
   __ ldr(R1, Address(SP, kTypeArgumentsOffset));  // Type argument.
   __ StoreIntoObjectNoBarrier(
       R0,
       FieldAddress(R0, GrowableObjectArray::type_arguments_offset()),
       R1);
 
   // Set the length field in the growable array object to 0.
   __ LoadImmediate(R1, 0, kNoPP);
   __ str(R1, FieldAddress(R0, GrowableObjectArray::length_offset()));
-  __ UpdateAllocationStats(kGrowableObjectArrayCid, R1, kNoPP);
+  __ UpdateAllocationStats(kGrowableObjectArrayCid, kNoPP);
   __ ret();  // Returns the newly allocated object in R0.
 
   __ Bind(&fall_through);
 }
 
 
 void Intrinsifier::GrowableList_getLength(Assembler* assembler) {
   __ ldr(R0, Address(SP, 0 * kWordSize));
   __ ldr(R0, FieldAddress(R0, GrowableObjectArray::length_offset()));
   __ ret();
@@ skipping 191 matching lines @@
   __ LoadImmediate(R3, heap->EndAddress(), kNoPP);                             \
   __ ldr(R3, Address(R3, 0));                                                  \
   __ cmp(R1, Operand(R3));                                                     \
   __ b(&fall_through, CS);                                                     \
                                                                                \
   /* Successfully allocated the object(s), now update top to point to */       \
   /* next object start and initialize the object. */                           \
   __ LoadImmediate(R3, heap->TopAddress(), kNoPP);                             \
   __ str(R1, Address(R3, 0));                                                  \
   __ AddImmediate(R0, R0, kHeapObjectTag, kNoPP);                              \
-  __ UpdateAllocationStatsWithSize(cid, R2, R4, kNoPP);                        \
+  __ UpdateAllocationStatsWithSize(cid, R2, kNoPP);                            \
   /* Initialize the tags. */                                                   \
   /* R0: new object start as a tagged pointer. */                              \
   /* R1: new object end address. */                                            \
   /* R2: allocation size. */                                                   \
   {                                                                            \
     __ CompareImmediate(R2, RawObject::SizeTag::kMaxSizeTag, kNoPP);           \
     __ Lsl(R2, R2, RawObject::kSizeTagPos - kObjectAlignmentLog2);             \
     __ csel(R2, ZR, R2, HI);                                                   \
                                                                                \
     /* Get the class index and insert it into the tags. */                     \
@@ skipping 529 matching lines @@
   __ LoadDFieldFromOffset(V0, R0, Double::value_offset(), kNoPP);
   switch (kind) {
     case Token::kADD: __ faddd(V0, V0, V1); break;
     case Token::kSUB: __ fsubd(V0, V0, V1); break;
     case Token::kMUL: __ fmuld(V0, V0, V1); break;
     case Token::kDIV: __ fdivd(V0, V0, V1); break;
     default: UNREACHABLE();
   }
   const Class& double_class = Class::Handle(
       Isolate::Current()->object_store()->double_class());
-  __ TryAllocate(double_class, &fall_through, R0, R1, kNoPP);
+  __ TryAllocate(double_class, &fall_through, R0, kNoPP);
   __ StoreDFieldToOffset(V0, R0, Double::value_offset(), kNoPP);
   __ ret();
   __ Bind(&fall_through);
 }
 
 
 void Intrinsifier::Double_add(Assembler* assembler) {
   DoubleArithmeticOperations(assembler, Token::kADD);
 }
 
@@ skipping 21 matching lines @@
   __ tsti(R0, kSmiTagMask);
   __ b(&fall_through, NE);
   // Is Smi.
   __ SmiUntag(R0);
   __ scvtfd(V1, R0);
   __ ldr(R0, Address(SP, 1 * kWordSize));
   __ LoadDFieldFromOffset(V0, R0, Double::value_offset(), kNoPP);
   __ fmuld(V0, V0, V1);
   const Class& double_class = Class::Handle(
       Isolate::Current()->object_store()->double_class());
-  __ TryAllocate(double_class, &fall_through, R0, R1, kNoPP);
+  __ TryAllocate(double_class, &fall_through, R0, kNoPP);
   __ StoreDFieldToOffset(V0, R0, Double::value_offset(), kNoPP);
   __ ret();
   __ Bind(&fall_through);
 }
 
 
 void Intrinsifier::Double_fromInteger(Assembler* assembler) {
   Label fall_through;
 
   __ ldr(R0, Address(SP, 0 * kWordSize));
   __ tsti(R0, kSmiTagMask);
   __ b(&fall_through, NE);
   // Is Smi.
   __ SmiUntag(R0);
   __ scvtfd(V0, R0);
   const Class& double_class = Class::Handle(
       Isolate::Current()->object_store()->double_class());
-  __ TryAllocate(double_class, &fall_through, R0, R1, kNoPP);
+  __ TryAllocate(double_class, &fall_through, R0, kNoPP);
   __ StoreDFieldToOffset(V0, R0, Double::value_offset(), kNoPP);
   __ ret();
   __ Bind(&fall_through);
 }
 
 
 void Intrinsifier::Double_getIsNaN(Assembler* assembler) {
   Label is_true;
   __ ldr(R0, Address(SP, 0 * kWordSize));
   __ LoadDFieldFromOffset(V0, R0, Double::value_offset(), kNoPP);
@@ skipping 59 matching lines @@
 
 void Intrinsifier::Math_sqrt(Assembler* assembler) {
   Label fall_through, is_smi, double_op;
   TestLastArgumentIsDouble(assembler, &is_smi, &fall_through);
   // Argument is double and is in R0.
   __ LoadDFieldFromOffset(V1, R0, Double::value_offset(), kNoPP);
   __ Bind(&double_op);
   __ fsqrtd(V0, V1);
   const Class& double_class = Class::Handle(
       Isolate::Current()->object_store()->double_class());
-  __ TryAllocate(double_class, &fall_through, R0, R1, kNoPP);
+  __ TryAllocate(double_class, &fall_through, R0, kNoPP);
   __ StoreDFieldToOffset(V0, R0, Double::value_offset(), kNoPP);
   __ ret();
   __ Bind(&is_smi);
   __ SmiUntag(R0);
   __ scvtfd(V1, R0);
   __ b(&double_op);
   __ Bind(&fall_through);
 }
 
 
@@ skipping 202 matching lines @@
   // R3: heap->Top->Address().
   __ LoadImmediate(R7, heap->EndAddress(), kNoPP);
   __ ldr(R7, Address(R7));
   __ cmp(R1, Operand(R7));
   __ b(&fail, CS);
 
   // Successfully allocated the object(s), now update top to point to
   // next object start and initialize the object.
   __ str(R1, Address(R3));
   __ AddImmediate(R0, R0, kHeapObjectTag, kNoPP);
-  __ UpdateAllocationStatsWithSize(kOneByteStringCid, R2, R3, kNoPP);
+  __ UpdateAllocationStatsWithSize(kOneByteStringCid, R2, kNoPP);
 
   // Initialize the tags.
   // R0: new object start as a tagged pointer.
   // R1: new object end address.
   // R2: allocation size.
   {
     const intptr_t shift = RawObject::kSizeTagPos - kObjectAlignmentLog2;
     const Class& cls =
         Class::Handle(isolate->object_store()->one_byte_string_class());
 
@@ skipping 216 matching lines @@
   Isolate* isolate = Isolate::Current();
   __ LoadImmediate(R1, reinterpret_cast<uword>(isolate), kNoPP);
   // Set return value to Isolate::current_tag_.
   __ ldr(R0, Address(R1, Isolate::current_tag_offset()));
   __ ret();
 }
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_ARM64