- Determine whether the simulator is being used in globals.h

runtime/vm/cpu_mips.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"
 
 #if defined(TARGET_ARCH_MIPS)
 
 #include "vm/cpu.h"
 #include "vm/cpuinfo.h"
 #include "vm/simulator.h"
 
-#if defined(HOST_ARCH_MIPS)
+#if !defined(USING_SIMULATOR)
 #include <asm/cachectl.h> /* NOLINT */
 #include <sys/syscall.h>  /* NOLINT */
 #include <unistd.h>  /* NOLINT */
 #endif
 
 namespace dart {
 
 void CPU::FlushICache(uword start, uword size) {
-#if defined(HOST_ARCH_MIPS)
+#if !defined(USING_SIMULATOR)
   int res;
   // See http://www.linux-mips.org/wiki/Cacheflush_Syscall.
   res = syscall(__NR_cacheflush, start, size, ICACHE);
   ASSERT(res == 0);
 #else  // defined(HOST_ARCH_MIPS)
   // When running in simulated mode we do not need to flush the ICache because
   // we are not running on the actual hardware.
 #endif  // defined(HOST_ARCH_MIPS)
 }
 
 
 const char* CPU::Id() {
   return
-#if !defined(HOST_ARCH_MIPS)
+#if defined(USING_SIMULATOR)
   "sim"
 #endif  // !defined(HOST_ARCH_MIPS)
   "mips";
 }
 
 
 const char* HostCPUFeatures::hardware_ = NULL;
 MIPSVersion HostCPUFeatures::mips_version_ = MIPSvUnknown;
 #if defined(DEBUG)
 bool HostCPUFeatures::initialized_ = false;
 #endif
 
 
-#if defined(HOST_ARCH_MIPS)
+#if !defined(USING_SIMULATOR)
 void HostCPUFeatures::InitOnce() {
   CpuInfo::InitOnce();
   hardware_ = CpuInfo::GetCpuModel();
   // Has a floating point unit.
   ASSERT(CpuInfo::FieldContains(kCpuInfoModel, "FPU"));
 
   // We want to know the ISA version, but on MIPS, CpuInfo can't tell us, so
   // we use the same ISA version that Dart's C++ compiler targeted.
 #if defined(_MIPS_ARCH_MIPS32R2)
   mips_version_ = MIPS32r2;
@@ skipping 38 matching lines @@
   ASSERT(hardware_ != NULL);
   free(const_cast<char*>(hardware_));
   hardware_ = NULL;
   CpuInfo::Cleanup();
 }
 #endif  // defined(HOST_ARCH_MIPS)
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_MIPS