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authorPirama Arumuga Nainar <pirama@google.com>2015-04-08 08:55:49 -0700
committerPirama Arumuga Nainar <pirama@google.com>2015-04-09 15:04:38 -0700
commit4c5e43da7792f75567b693105cc53e3f1992ad98 (patch)
tree1b2c9792582e12f5af0b1512e3094425f0dc0df9 /lib/Target/Hexagon/HexagonSubtarget.cpp
parentc75239e6119d0f9a74c57099d91cbc9bde56bf33 (diff)
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Update aosp/master llvm for rebase to r233350
Change-Id: I07d935f8793ee8ec6b7da003f6483046594bca49
Diffstat (limited to 'lib/Target/Hexagon/HexagonSubtarget.cpp')
-rw-r--r--lib/Target/Hexagon/HexagonSubtarget.cpp10
1 files changed, 10 insertions, 0 deletions
diff --git a/lib/Target/Hexagon/HexagonSubtarget.cpp b/lib/Target/Hexagon/HexagonSubtarget.cpp
index 380f023..1717ae3 100644
--- a/lib/Target/Hexagon/HexagonSubtarget.cpp
+++ b/lib/Target/Hexagon/HexagonSubtarget.cpp
@@ -48,6 +48,10 @@ EnableIEEERndNear(
cl::Hidden, cl::ZeroOrMore, cl::init(false),
cl::desc("Generate non-chopped conversion from fp to int."));
+static cl::opt<bool> DisableHexagonMISched("disable-hexagon-misched",
+ cl::Hidden, cl::ZeroOrMore, cl::init(false),
+ cl::desc("Disable Hexagon MI Scheduling"));
+
HexagonSubtarget &
HexagonSubtarget::initializeSubtargetDependencies(StringRef CPU, StringRef FS) {
// If the programmer has not specified a Hexagon version, default to -mv4.
@@ -91,3 +95,9 @@ HexagonSubtarget::HexagonSubtarget(StringRef TT, StringRef CPU, StringRef FS,
// Pin the vtable to this file.
void HexagonSubtarget::anchor() {}
+
+bool HexagonSubtarget::enableMachineScheduler() const {
+ if (DisableHexagonMISched.getNumOccurrences())
+ return !DisableHexagonMISched;
+ return true;
+}