Generate some intrinsics using our IR.

runtime/vm/flow_graph_compiler_ia32.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_IA32.
 #if defined(TARGET_ARCH_IA32)
 
 #include "vm/flow_graph_compiler.h"
 
 #include "vm/ast_printer.h"
@@ skipping 43 matching lines @@
 bool FlowGraphCompiler::SupportsUnboxedSimd128() {
   return FLAG_enable_simd_inline;
 }
 
 
 bool FlowGraphCompiler::SupportsSinCos() {
   return true;
 }
 
 
+void FlowGraphCompiler::EnterIntrinsicMode() {
+  ASSERT(!intrinsic_mode());
+  intrinsic_mode_ = true;
+}
+
+
+void FlowGraphCompiler::ExitIntrinsicMode() {
+  ASSERT(intrinsic_mode());
+  intrinsic_mode_ = false;
+}
+
+
 RawDeoptInfo* CompilerDeoptInfo::CreateDeoptInfo(FlowGraphCompiler* compiler,
                                                  DeoptInfoBuilder* builder,
                                                  const Array& deopt_table) {
   if (deopt_env_ == NULL) {
     return DeoptInfo::null();
   }
 
   intptr_t stack_height = compiler->StackSize();
   AllocateIncomingParametersRecursive(deopt_env_, &stack_height);
 
@@ skipping 1661 matching lines @@
 void ParallelMoveResolver::Exchange(const Address& mem1, const Address& mem2) {
   ScratchRegisterScope ensure_scratch1(this, kNoRegister);
   ScratchRegisterScope ensure_scratch2(this, ensure_scratch1.reg());
   __ movl(ensure_scratch1.reg(), mem1);
   __ movl(ensure_scratch2.reg(), mem2);
   __ movl(mem2, ensure_scratch1.reg());
   __ movl(mem1, ensure_scratch2.reg());
 }
 
 
-void ParallelMoveResolver::Exchange(Register reg, intptr_t stack_offset) {
+void ParallelMoveResolver::Exchange(Register reg,
+                                    Register base_reg,
+                                    intptr_t stack_offset) {
   UNREACHABLE();
 }
 
 
-void ParallelMoveResolver::Exchange(intptr_t stack_offset1,
+void ParallelMoveResolver::Exchange(Register base_reg1,
+                                    intptr_t stack_offset1,
+                                    Register base_reg2,
                                     intptr_t stack_offset2) {
   UNREACHABLE();
 }
 
 
 void ParallelMoveResolver::SpillScratch(Register reg) {
   __ pushl(reg);
 }
 
 
@@ skipping 12 matching lines @@
   __ movups(reg, Address(ESP, 0));
   __ addl(ESP, Immediate(kFpuRegisterSize));
 }
 
 
 #undef __
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_IA32