Vendor import of llvm trunk r239412:vendor/llvm/llvm-trunk-r239412

https://llvm.org/svn/llvm-project/llvm/trunk@239412

1 files changed, 8 insertions, 0 deletions

diff --git a/include/llvm/CodeGen/CommandFlags.h b/include/llvm/CodeGen/CommandFlags.h
index a1b9b4e566a2..b824df3013d9 100644
--- a/include/llvm/CodeGen/CommandFlags.h
+++ b/include/llvm/CodeGen/CommandFlags.h
@@ -24,6 +24,7 @@
 #include "llvm/Support/Host.h"
 #include "llvm/Target/TargetMachine.h"
 #include "llvm/Target/TargetOptions.h"
+#include "llvm/Target/TargetRecip.h"
 #include <string>
 using namespace llvm;
 
@@ -152,6 +153,12 @@ FuseFPOps("fp-contract",
                          "Only fuse FP ops when the result won't be effected."),
               clEnumValEnd));
 
+cl::list<std::string>
+ReciprocalOps("recip",
+  cl::CommaSeparated,
+  cl::desc("Choose reciprocal operation types and parameters."),
+  cl::value_desc("all,none,default,divf,!vec-sqrtd,vec-divd:0,sqrt:9..."));
+
 cl::opt<bool>
 DontPlaceZerosInBSS("nozero-initialized-in-bss",
               cl::desc("Don't place zero-initialized symbols into bss section"),
@@ -230,6 +237,7 @@ static inline TargetOptions InitTargetOptionsFromCodeGenFlags() {
   TargetOptions Options;
   Options.LessPreciseFPMADOption = EnableFPMAD;
   Options.AllowFPOpFusion = FuseFPOps;
+  Options.Reciprocals = TargetRecip(ReciprocalOps);
   Options.UnsafeFPMath = EnableUnsafeFPMath;
   Options.NoInfsFPMath = EnableNoInfsFPMath;
   Options.NoNaNsFPMath = EnableNoNaNsFPMath;