Pass type argument vector to generic functions (if --reify-generic-functions is

runtime/vm/intermediate_language_x64.cc

 // Copyright (c) 2013, 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_X64.
 #if defined(TARGET_ARCH_X64)
 
 #include "vm/intermediate_language.h"
 
 #include "vm/compiler.h"
@@ skipping 892 matching lines @@
       LocationSummary(zone, kNumInputs, kNumTemps, LocationSummary::kCall);
   summary->set_in(0, Location::RegisterLocation(RAX));
   summary->set_out(0, Location::RegisterLocation(RAX));
   return summary;
 }
 
 
 void StringInterpolateInstr::EmitNativeCode(FlowGraphCompiler* compiler) {
   Register array = locs()->in(0).reg();
   __ pushq(array);
+  const int kTypeArgsLen = 0;
   const int kNumberOfArguments = 1;
   const Array& kNoArgumentNames = Object::null_array();
+  ArgumentsInfo args_info(kTypeArgsLen, kNumberOfArguments, kNoArgumentNames);
   compiler->GenerateStaticCall(deopt_id(), token_pos(), CallFunction(),
-                               kNumberOfArguments, kNoArgumentNames, locs(),
-                               ICData::Handle());
+                               args_info, locs(), ICData::Handle());
   ASSERT(locs()->out(0).reg() == RAX);
 }
 
 
 LocationSummary* LoadUntaggedInstr::MakeLocationSummary(Zone* zone,
                                                         bool opt) const {
   const intptr_t kNumInputs = 1;
   return LocationSummary::Make(zone, kNumInputs, Location::RequiresRegister(),
                                LocationSummary::kNoCall);
 }
@@ skipping 4390 matching lines @@
   __ cvttsd2siq(result, value_double);
   // Overflow is signalled with minint.
   Label do_call, done;
   // Check for overflow and that it fits into Smi.
   __ movq(temp, result);
   __ shlq(temp, Immediate(1));
   __ j(OVERFLOW, &do_call, Assembler::kNearJump);
   __ SmiTag(result);
   __ jmp(&done);
   __ Bind(&do_call);
+  __ pushq(value_obj);
   ASSERT(instance_call()->HasICData());
   const ICData& ic_data = *instance_call()->ic_data();
   ASSERT(ic_data.NumberOfChecksIs(1));
   const Function& target = Function::ZoneHandle(ic_data.GetTargetAt(0));
-
-  const intptr_t kNumberOfArguments = 1;
-  __ pushq(value_obj);
+  const int kTypeArgsLen = 0;
+  const int kNumberOfArguments = 1;
+  const Array& kNoArgumentNames = Object::null_array();
+  ArgumentsInfo args_info(kTypeArgsLen, kNumberOfArguments, kNoArgumentNames);
   compiler->GenerateStaticCall(deopt_id(), instance_call()->token_pos(), target,
-                               kNumberOfArguments,
-                               Object::null_array(),  // No argument names.
-                               locs(), ICData::Handle());
+                               args_info, locs(), ICData::Handle());
   __ Bind(&done);
 }
 
 
 LocationSummary* DoubleToSmiInstr::MakeLocationSummary(Zone* zone,
                                                        bool opt) const {
   const intptr_t kNumInputs = 1;
   const intptr_t kNumTemps = 1;
   LocationSummary* result = new (zone)
       LocationSummary(zone, kNumInputs, kNumTemps, LocationSummary::kNoCall);
@@ skipping 1335 matching lines @@
   LocationSummary* summary = new (zone)
       LocationSummary(zone, kNumInputs, kNumTemps, LocationSummary::kCall);
   summary->set_in(0, Location::RegisterLocation(RAX));  // Function.
   summary->set_out(0, Location::RegisterLocation(RAX));
   return summary;
 }
 
 
 void ClosureCallInstr::EmitNativeCode(FlowGraphCompiler* compiler) {
   // Arguments descriptor is expected in R10.
-  intptr_t argument_count = ArgumentCount();
-  const Array& arguments_descriptor = Array::ZoneHandle(
-      ArgumentsDescriptor::New(argument_count, argument_names()));
+  const intptr_t argument_count = ArgumentCount();  // Includes type args.
+  const Array& arguments_descriptor =
+      Array::ZoneHandle(Z, GetArgumentsDescriptor());
   __ LoadObject(R10, arguments_descriptor);
 
   // Function in RAX.
   ASSERT(locs()->in(0).reg() == RAX);
   __ movq(CODE_REG, FieldAddress(RAX, Function::code_offset()));
   __ movq(RCX, FieldAddress(RAX, Function::entry_point_offset()));
 
   // RAX: Function.
   // R10: Arguments descriptor array.
   // RBX: Smi 0 (no IC data; the lazy-compile stub expects a GC-safe value).
@@ skipping 83 matching lines @@
   __ Drop(1);
   __ popq(result);
 }
 
 
 }  // namespace dart
 
 #undef __
 
 #endif  // defined TARGET_ARCH_X64