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, 9 insertions, 0 deletions

diff --git a/compiler/optimizing/nodes.h b/compiler/optimizing/nodes.h
index 542b218cf8..6881d8f6ae 100644
--- a/compiler/optimizing/nodes.h
+++ b/compiler/optimizing/nodes.h
@@ -323,6 +323,7 @@ class HGraph : public ArenaObject<kArenaAllocGraph> {
         temporaries_vreg_slots_(0),
         has_bounds_checks_(false),
         has_try_catch_(false),
+        has_simd_(false),
         has_loops_(false),
         has_irreducible_loops_(false),
         debuggable_(debuggable),
@@ -560,6 +561,9 @@ class HGraph : public ArenaObject<kArenaAllocGraph> {
   bool HasTryCatch() const { return has_try_catch_; }
   void SetHasTryCatch(bool value) { has_try_catch_ = value; }
 
+  bool HasSIMD() const { return has_simd_; }
+  void SetHasSIMD(bool value) { has_simd_ = value; }
+
   bool HasLoops() const { return has_loops_; }
   void SetHasLoops(bool value) { has_loops_ = value; }
 
@@ -652,6 +656,11 @@ class HGraph : public ArenaObject<kArenaAllocGraph> {
   // false positives.
   bool has_try_catch_;
 
+  // Flag whether SIMD instructions appear in the graph. If true, the
+  // code generators may have to be more careful spilling the wider
+  // contents of SIMD registers.
+  bool has_simd_;
+
   // Flag whether there are any loops in the graph. We can skip loop
   // optimization if it's false. It's only best effort to keep it up
   // to date in the presence of code elimination so there might be false