aboutsummaryrefslogtreecommitdiff
path: root/llvm/lib/Target/SystemZ/SystemZTDC.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'llvm/lib/Target/SystemZ/SystemZTDC.cpp')
-rw-r--r--llvm/lib/Target/SystemZ/SystemZTDC.cpp14
1 files changed, 14 insertions, 0 deletions
diff --git a/llvm/lib/Target/SystemZ/SystemZTDC.cpp b/llvm/lib/Target/SystemZ/SystemZTDC.cpp
index f103812eb096..7cb7dca2ea28 100644
--- a/llvm/lib/Target/SystemZ/SystemZTDC.cpp
+++ b/llvm/lib/Target/SystemZ/SystemZTDC.cpp
@@ -44,7 +44,9 @@
//===----------------------------------------------------------------------===//
#include "SystemZ.h"
+#include "SystemZSubtarget.h"
#include "llvm/ADT/MapVector.h"
+#include "llvm/CodeGen/TargetPassConfig.h"
#include "llvm/IR/Constants.h"
#include "llvm/IR/IRBuilder.h"
#include "llvm/IR/InstIterator.h"
@@ -53,6 +55,7 @@
#include "llvm/IR/IntrinsicsS390.h"
#include "llvm/IR/LegacyPassManager.h"
#include "llvm/IR/Module.h"
+#include "llvm/Target/TargetMachine.h"
#include <deque>
#include <set>
@@ -72,6 +75,11 @@ public:
}
bool runOnFunction(Function &F) override;
+
+ void getAnalysisUsage(AnalysisUsage &AU) const override {
+ AU.addRequired<TargetPassConfig>();
+ }
+
private:
// Maps seen instructions that can be mapped to a TDC, values are
// (TDC operand, TDC mask, worthy flag) triples.
@@ -310,6 +318,12 @@ void SystemZTDCPass::convertLogicOp(BinaryOperator &I) {
}
bool SystemZTDCPass::runOnFunction(Function &F) {
+ auto &TPC = getAnalysis<TargetPassConfig>();
+ if (TPC.getTM<TargetMachine>()
+ .getSubtarget<SystemZSubtarget>(F)
+ .hasSoftFloat())
+ return false;
+
ConvertedInsts.clear();
LogicOpsWorklist.clear();
PossibleJunk.clear();