Saves full XMM state along suspend check's slow path.

Rationale:
Break-out CL of ART Vectorizer. We need to save 128-bit
of data (default ABI of ART runtime only saves 64-bit)
Note that this is *only* done for xmm registers that
are live, so overhead is not too big.

Bug: 34083438
Test: test-art-host
Change-Id: Ic89988b0acb0c104634271d0c6c3e29b6596d59b

1 files changed, 2 insertions, 0 deletions

diff --git a/compiler/optimizing/locations.h b/compiler/optimizing/locations.h
index 091b58a63d..d391f6913c 100644
--- a/compiler/optimizing/locations.h
+++ b/compiler/optimizing/locations.h
@@ -417,6 +417,7 @@ std::ostream& operator<<(std::ostream& os, const Location::Policy& rhs);
 class RegisterSet : public ValueObject {
  public:
   static RegisterSet Empty() { return RegisterSet(); }
+  static RegisterSet AllFpu() { return RegisterSet(0, -1); }
 
   void Add(Location loc) {
     if (loc.IsRegister()) {
@@ -462,6 +463,7 @@ class RegisterSet : public ValueObject {
 
  private:
   RegisterSet() : core_registers_(0), floating_point_registers_(0) {}
+  RegisterSet(uint32_t core, uint32_t fp) : core_registers_(core), floating_point_registers_(fp) {}
 
   uint32_t core_registers_;
   uint32_t floating_point_registers_;